TWI848436B - Wire duct connection structure - Google Patents

Abstract

A wire trough frame connection structure, the wire trough frame refers to a type of wire trough frame, including a first wire trough frame and a second wire trough frame, one end of the first wire trough frame and the second wire trough frame are respectively squeezed inward to form a first connection end with a first recessed first embedding groove and a second connection end with a second recessed second embedding groove, and the other ends opposite to each other are respectively provided with a first embedding end embedded with the second embedding groove and a second embedding end embedded with the first embedding groove, so that the second embedding end and the first embedding end or the first embedding end and the second embedding end are mutually connected to form a connection structure and are configured with at least two screws and at least two nuts for corresponding locking and fixing, so that the first wire trough frame and the second wire trough frame can be assembled quickly, increase strength, and are not easy to deform.

Description

Wire trough frame connection structure

The present invention provides a wire trough, in particular a wire trough frame connection structure.

At present, there are existing technologies for interconnecting multiple wire duct racks, as shown in Figures 1 and 2. Most of them are based on the fact that the wire duct racks 1 and 1a respectively include a bottom plate 10 and 10a, and the two bottom plates are respectively connected to each other. The opposite side walls 101, 101a on both sides of 10, 10a, two upper flanges 102, 102a respectively connected above the two side walls 101, 101a and extending toward the inside of the wire trough frames 1, 1a, and a In the accommodation chambers 103, 103a inside the wire trough frames 1, 1a, the wire trough frames 1, 1a respectively have an opening 104, which is relative to the bottom plate 10, 10a and communicates with each of the accommodation chambers 103, 103a. 104a. The wire trough frames 1 and 1a are connected to each other to form a connection end 11 and 11a, a connection piece 2 and a plurality of fixing components 23. The fixing components 23 include a plurality of fixing members 231 and a plurality of nuts 232, providing The wire trough frames 1 and 1a are connected and fixed, and a plurality of first holes 105 are respectively provided on the side walls 101 and 101a on both sides of the connecting ends 11 and 11a of the wire trough frames 1 and 1a. 、105a. The connecting piece 2 is a U-shaped piece 20, and a plurality of second holes 22 corresponding to the first holes 105 and 105a are respectively arranged on the two side walls 21 of the connecting piece 2. The second holes 22 are respectively arranged in parallel. The side walls 101, 101a on both sides of the connecting ends 11, 11a of the cable trays 1, 1a correspond to the connecting pieces 2. The outer sides of the two side walls 21 are such that the first holes 105, 105a of the respective connecting ends 11, 11a are completely aligned with the second holes 22 before the fixing members 231 such as screws can be respectively inserted through the second holes 22. The hole 22 and the first holes 105, 105a are then locked with the nuts 232 and the fixing members 231 respectively.

However, the existing cable trays 1 and 1a still have the following defects after being connected by the connecting piece 2:

1. Since the two side walls 101, 101a of the connecting ends 11, 11a of the cable trays 1, 1a correspond to the outer sides of the two side walls 21 of the connecting piece 2, the first holes 105, 105a of the connecting ends must be completely aligned with the second holes 22 before the fixing members 231 can extend through the second holes 22 and the first holes 105, 105a. 5a and the second holes 22, and then respectively locked with the nuts 232 and the fixings 231, which not only increases the inconvenience of assembling the wire trough frames 1 and 1a, but also increases the cost of the fixings 231 and the nuts 232, making the connection troublesome and slow, and further increases the cost of the fixings 231 and the nuts 232 and the time spent on connection and locking.

2. Since the side walls 101, 101a of the connecting ends 11, 11a of the wire trough frames 1, 1a correspond to the outer sides of the side walls 21 of the connecting piece 2, this not only increases the components and processing of the connecting piece 2, but also is not economical and practical, and needs further improvement.

The main purpose of this invention is to solve the problems that the existing cable trays are cumbersome and slow to connect, which increases the cost of the fixing components and the time spent on connection and locking, and increases the components and processing of the connecting piece, which is not economical.

To achieve the above-mentioned purpose, the present invention provides a wire trough frame connection structure, the wire trough frame is a type of wire trough frame, comprising a first wire trough frame, one end of the first wire trough frame is pressed inward to form a first connection end having a first recessed first embedding groove, and the other end opposite to it is provided with a first embedding end, wherein at least one first connection fixing hole is respectively provided on both sides of the first connection end, and at least one first embedding fixing hole is respectively provided on both sides of the first embedding end; and a second wire trough frame, one end of the second wire trough frame is pressed inward to form a second connection end having a second recessed second embedding groove, and the other end opposite to it is provided with a second embedding end corresponding to the first embedding groove of the first connection end, wherein the two sides of the second connection end are respectively provided to At least one second anchoring fixing hole is provided on both sides of the second anchoring end, and at least one second anchoring fixing hole is provided corresponding to the second anchoring fixing hole, so that the second wire trough frame and the first wire trough frame form an anchoring structure that is assembled with each other. The anchoring structure is that the second anchoring end is correspondingly engaged with the first engagement groove of the first anchoring end, so that the two second engagement fixing holes correspond to the two first anchoring fixing holes, or the first anchoring end is correspondingly engaged with the second engagement groove of the second anchoring end, so that the two first engagement fixing holes correspond to the two second anchoring fixing holes, and at least two screws are respectively inserted into the two first anchoring fixing holes and the two second engagement fixing holes, or the two second anchoring fixing holes and the two first engagement fixing holes, and then at least two nuts are respectively locked and combined with the two screws.

Furthermore, the first wire trough frame includes a first plane, two first vertical edges respectively connected to two sides of the first plane and opposite to each other, and a first accommodation space inside the first wire trough frame and having a first opening opposite to the first plane, and the first connecting end includes a first flat surface, two first side vertical edges respectively connected to two sides of the first flat surface and opposite to each other, and a first accommodation chamber inside the first connecting end and having a first placement opening opposite to the first flat surface. ; Wherein, the second wire trough frame includes a second plane, two second vertical edges respectively connected to the two sides of the second plane and opposite to each other, and a second accommodation space inside the second wire trough frame and having a second opening opposite to the second plane, and the second connecting end includes a second flat surface, two second side vertical edges respectively connected to the two sides of the second flat surface and opposite to each other, and a second accommodation chamber inside the second connecting end and having a second placement opening opposite to the second flat surface.

Furthermore, the first wire trough frame further comprises two first transverse edges respectively connected to the upper part of the two first vertical edges and extending toward the inner side of the first wire trough frame, and the first connecting end further comprises two first small transverse edges respectively connected to the upper part of the two first side vertical edges and extending toward the inner side of the first connecting end; wherein, the second wire trough frame further comprises two second transverse edges respectively connected to the upper part of the two second vertical edges and extending toward the inner side of the second wire trough frame, and the second connecting end further comprises two The second small transverse edges are respectively connected to the upper part of the two second side vertical edges and extend toward the inner side of the second connecting end, so that the second plane of the second fitting end, the two second vertical edges and the two second transverse edges are respectively embedded in the first embedding groove of the first connecting end, so that the second plane of the second fitting end, the two second vertical edges and the two second transverse edges surround and abut against the outer periphery of the first flat surface, the two first side vertical edges and the two first small transverse edges of the first connecting end.

Furthermore, the first wire trough frame and the second wire trough frame are made of metal plates.

Furthermore, the recessed depth of the first embedding groove and the recessed depth of the second embedding groove are the thickness of the first wire trough frame and the thickness of the second wire trough frame, so that the second embedding end is correspondingly embedded in the first embedding groove of the first docking end, or the first embedding end is correspondingly embedded in the second embedding groove of the second docking end, so that the planes between the first wire trough frame and the second wire trough frame are in contact to form a surrounding abutment surface, so that the first wire trough frame and the second wire trough frame are flat when docked.

Through the above disclosure of the present invention, compared with the existing ones, the present invention has the following characteristics: the first connecting end of the first wire trough frame and the second engaging end of the second wire trough frame are connected to each other, and the two screws and the two nuts are configured to lock and fix correspondingly, so that the second engaging end is correspondingly engaged with the first engaging groove of the first connecting end, or the first engaging end is correspondingly engaged with the second engaging groove of the second connecting end, so that the planes between the first wire trough frame and the second wire trough frame are in contact and each surrounding abutment surface is formed, so that the first wire trough frame and the second wire trough frame are connected to form a flat shape, which can be assembled quickly, increase strength, and is not easy to deform.

(Current)

1. 1a: Wire trough rack

10, 10a: Bottom plate

101, 101a: Side wall

102, 102a: Upper hem

103, 103a: Storage room

104, 104a: Opening

105, 105a: First hole

11, 11a: Connecting terminal

2: Connector

20: ㄩ-shaped piece

21: Side walls

22: Second hole

23:Fixed components

231:Fixers

232: Nut

(This invention)

3: First line slot rack

30: Joint structure

300: First plane

301: First vertical edge

302: First storage space

303: First opening

304: First transverse edge

31: First connection terminal

311: First connection fixing hole

312: First flat surface

313: First side edge

314: First Chamber

315: First placement port

316: First small horizontal edge

32: First bezel

33: First mating end

331: First fitting fixing hole

34, 44: surrounding abutment surface

4: Second line slot rack

40: Second plane

401: Second vertical edge

402: Second storage space

403: Second opening

404: Second horizontal edge

41: Second connection terminal

411: Second connection fixing hole

412: Second flat surface

413: Second side edge

414: Second Chamber

415: Second placement port

416: Second smallest horizontal edge

42: Second bezel

43: Second mating end

431: Second fitting fixing hole

5: Screws

51: Nut

H: Depth of depression

T:Thickness

Figure 1: A three-dimensional exploded view of the existing wire duct rack, connecting piece and another wire duct rack.

Figure 2: A three-dimensional diagram of the cable tray assembly in Figure 1.

Figure 3: A three-dimensional exploded view of the cable tray frame connection structure of the present invention.

Figure 4-1: A three-dimensional diagram of the cable tray frame joint structure combination in Figure 3.

Figure 4-2: is a cross-sectional view of Figure 4-1 at the A-A position.

The following, together with the attached diagrams, explains in detail how the structure of the present invention is assembled and used, which should make it easier to understand the purpose, technical content, features and effects of the present invention.

Please refer to Figures 3 to 4-2. The present invention is a wire trough frame joint structure. The wire trough frame refers to a U-shaped wire trough frame. The wire trough frame refers to a U-shaped wire trough frame, which includes a first wire trough frame 3 and a second wire trough frame 4. The first wire trough frame 3 and the second wire trough frame 4 are made of metal plates.

Referring again to Figures 3 to 4-2, one end of the first wire trough frame 3 is squeezed inward to form a first connecting end 31 having a concave first embedding groove 32, and the other end opposite thereto is provided with a first embedding end 33, wherein at least one first connecting fixing hole 311 is provided on both sides of the first connecting end 31, and at least one first embedding fixing hole 331 is provided on both sides of the first embedding end 33 corresponding to the first connecting fixing hole 311.

Referring again to FIGS. 3 to 4-2, one end of the second wire trough frame 4 is squeezed inward to form a second connecting end 41 having a second recessed groove 42, and the other end opposite thereto is provided with a second engaging end 43 correspondingly engaged with the first engaging groove 32 of the first connecting end 31, wherein at least one second connecting fixing hole 411 is provided on both sides of the second connecting end 41, and at least one second engaging fixing hole 431 corresponding to the second connecting fixing hole 411 is provided on both sides of the second engaging end 43, so that a connecting structure 30 is formed between the second wire trough frame 4 and the first wire trough frame 3, wherein the connecting structure 30 is connected to the first wire trough frame 3 by the second engaging end 43 correspondingly engaged with the first engaging groove 32. The first embedding groove 32 of the first connecting end 31 makes the two second embedding fixing holes 431 correspond to the two first connecting fixing holes 311, or the first embedding end 33 is embedded in the second embedding groove 42 of the second connecting end 41, so that the two first embedding fixing holes 331 correspond to the two second connecting fixing holes 411, and at least two screws 5 are respectively inserted into the two first connecting fixing holes 311 and the two second embedding fixing holes 431, or the two second connecting fixing holes 411 and the two first embedding fixing holes 331, and then at least two nuts 51 are respectively locked and combined with the two screws 5, so as to save the number of the screws 5 and the nuts 51 and the locking time and cost. The recessed depth H of the first embedding groove 32 and the recessed depth H of the second embedding groove 42 are the thickness T of the first wire trough frame 3 and the thickness T of the second wire trough frame 4, so that the second embedding end 43 is correspondingly embedded in the first embedding groove 32 of the first connecting end 31, or the first embedding end 33 is correspondingly embedded in the second embedding groove 42 of the second connecting end 41, so that the first wire trough frame 3 and the second wire trough frame 4 are in plane contact to form a surrounding abutment surface 34, 44, so that the first wire trough frame 3 and the second wire trough frame 4 are connected to form a flat shape.

Referring again to FIGS. 3 to 4-2, in one embodiment, the first wire trough frame 3 includes a first plane 300, two first vertical edges 301 respectively connected to the two sides of the first plane 300 and opposite to each other, and a first accommodating space 302 inside the first wire trough frame 3 and having a first opening 303 relative to the first plane 300, and the first connecting end 31 includes a first flat surface 312, two first side vertical edges 313 respectively connected to the two sides of the first flat surface 312 and opposite to each other, and a first accommodating chamber 314 inside the first connecting end 31 and having a first placement opening 315 relative to the first flat surface 312. The second wire trough frame 4 includes a second plane 40, two second vertical edges 401 respectively connected to the two sides of the second plane 40 and opposite to each other, and a second accommodating space 402 inside the second wire trough frame 4 and having a second opening 403 opposite to the second plane 40. The second connecting end 41 includes a second flat surface 412, two second side vertical edges 413 respectively connected to the two sides of the second flat surface 412 and opposite to each other, and a second accommodating chamber 414 inside the second connecting end 41 and having a second placement opening 415 opposite to the second flat surface 412. The first opening 303 and the second opening 403 are used for placing the wire bodies of indoor and outdoor pipes, wires or cables (not shown) and wiring them in the first accommodation space 302 and the second accommodation space 402, and the space in the first accommodation chamber 314 and the second accommodation chamber 414 is smaller than the space in the first accommodation space 302 and the second accommodation space 402, so that the first accommodation chamber 314 and the second accommodation chamber 414 are connected to the first accommodation space 302 and the second accommodation space 402, and the wire bodies of indoor and outdoor pipes, wires or cables can be placed through the first placement opening 315 and the second placement opening 415 and wiring them in the first accommodation chamber 314 and the second accommodation chamber 414.

Please refer to Figures 3 to 4-2, in one embodiment, the first wire trough frame 3 further includes two first transverse edges 304 respectively connected to the upper part of the two first vertical edges 301 and extending toward the inner side of the first wire trough frame 3, and the first connecting end 31 further includes two first small transverse edges 316 respectively connected to the upper part of the two first side vertical edges 313 and extending toward the inner side of the first connecting end 31. The second wire trough frame 4 further includes two second transverse edges 404 respectively connected to the upper part of the two second vertical edges 401 and extending toward the inner side of the second wire trough frame 4, and the second connecting end 41 further includes two second small transverse edges 416 respectively connected to the upper part of the two second side vertical edges 413 and extending toward the inner side of the second connecting end 41. When the first connecting end 31 of the first wire trough frame 3 is correspondingly connected with the second engaging end 43 of the second wire trough frame 4, the second plane 40, the two second vertical edges 401 and the two second transverse edges 404 of the second engaging end 43 are respectively embedded in the first embedding groove 32 of the first connecting end 31, so that the second plane 40, the two second vertical edges 401 and the two second transverse edges 404 of the second engaging end 43 surround and abut against the first flat surface 31 of the first connecting end 31. 2. The outer periphery of the two first side edges 313 and the two first small transverse edges 316; accordingly, the second engaging end 43 is correspondingly engaged with the first engaging groove 32 of the first connecting end 31 or the first engaging end 33 is correspondingly engaged with the second engaging groove 42 of the second connecting end 41 to form a planar contact and each is firmly abutted, providing the connecting structure 30 between the first wire trough frame 3 and the second wire trough frame 4 to form a flat shape when connected, which can be quickly assembled and increase strength, and is not easy to deform.

Referring again to FIG. 3 to FIG. 4-2, when the first wire trough frame 3 and the second wire trough frame 4 of the present invention are connected, the second engaging end 43 is correspondingly engaged with the first engaging groove 32 of the first connecting end 31 or the first engaging end 33 is correspondingly engaged with the second engaging groove 42 of the second connecting end 41, so that the second plane 40, the two second vertical edges 401 and the two second transverse edges 404 of the second engaging end 43 surround and abut against the first flat surface 312, the two first side vertical edges 313 and the two first small transverse edges 31 of the first connecting end 31. 6, or the first plane 300, the two first vertical edges 301 and the two first transverse edges 304 of the first fitting end 33 surround and abut against the outer periphery of the second flat surface 412, the two second side vertical edges 413 and the two second small transverse edges 416 of the second connecting end 41, so that the first wire trough frame 3 and the second wire trough frame 4 are in plane contact to form the surrounding abutment surfaces 34, 44, and then the two screws 5 are accurately inserted into the two first connecting fixing holes 311 and the two second fitting fixing holes 431, or the two The second anchoring fixing hole 411 and the second first embedding fixing hole 331 are respectively locked and combined with the two nuts 51 to save the number of the screws 5 and the nuts 51 and the locking time and cost, so that the second embedding end 43 is fixed with the first anchoring end 31 or the first embedding end 33 is fixed with the second anchoring end 41, so that the user can connect and assemble the first wire trough frame 3 and the second wire trough frame 4 with each other, thereby facilitating the construction workers to lay the wires of indoor and outdoor pipes, wires or cables without causing tangles. According to this, the second engaging end 43 is correspondingly engaged with the first engaging groove 32 of the first connecting end 31 or the first engaging end 33 is correspondingly engaged with the second engaging groove 42 of the second connecting end 41 to form a plane contact and each is firmly abutted, so that the first wire trough frame 3 and the second wire trough frame 4 are connected to form a flat shape. In addition to the fast assembly, the strength can be increased and the deformation is not easy. The prior art can omit each wire trough frame 1, 1a that must be assembled through each connecting piece 2. Therefore, the present invention will not cause consumables and increase costs.

However, the above is only a preferred embodiment of the present invention, and its purpose is to enable those familiar with the art to understand the content of the present invention and implement it accordingly, and it is not used to limit the scope of implementation of the present invention. Therefore, all equivalent changes or modifications made according to the shape, structure and features described in the scope of the application of the present invention should be included in the scope of the patent application of the present invention.

3: First line slot rack

300: First plane

301: First vertical edge

302: First storage space

303: First opening

304: First transverse edge

31: First connection terminal

311: First connection fixing hole

312: First flat surface

313: First side edge

314: First Chamber

315: First placement port

316: First small horizontal edge

32: First bezel

33: First mating end

331: First fitting fixing hole

34, 44: surrounding abutment surface

4: Second line slot rack

40: Second plane

401: Second vertical edge

402: Second storage space

403: Second opening

404: Second horizontal edge

41: Second connection terminal

411: Second connection fixing hole

412: Second flat surface

413: Second side edge

414: Second Chamber

415: Second placement port

416: Second smallest horizontal edge

42: Second bezel

43: Second mating end

431: Second fitting fixing hole

5: Screws

51: Nut

H: Depth of depression

T:Thickness

Claims (5)

A wire trough frame connection structure, the wire trough frame refers to a type of wire trough frame, comprising a first wire trough frame, one end of the first wire trough frame is pressed inward to form a first connection end having a first recessed first embedding groove, and the other end opposite to it is provided with a first embedding end, wherein at least one first connection fixing hole is respectively provided on both sides of the first connection end, and at least one first embedding fixing hole is respectively provided on both sides of the first embedding end; and a second wire trough frame, one end of the second wire trough frame is pressed inward to form a second connection end having a second recessed second embedding groove, and the other end opposite to it is provided with a second embedding end corresponding to the first embedding groove of the first connection end, wherein at least one second connection fixing hole is respectively provided on both sides of the second connection end The fixing hole, at least one second embedding fixing hole corresponding to the second anchoring fixing hole is respectively arranged on both sides of the second embedding end, so that the second wire trough frame and the first wire trough frame form an anchoring structure that is mutually assembled, and the anchoring structure is that the second embedding end is correspondingly embedded in the first embedding groove of the first anchoring end, so that the two second embedding fixing holes correspond to the two first anchoring fixing holes, or the first embedding end is correspondingly embedded in the second embedding groove of the second anchoring end, so that the two first embedding fixing holes correspond to the two second anchoring fixing holes, and at least two screws are respectively inserted into the two first anchoring fixing holes and the two second embedding fixing holes, or the two second anchoring fixing holes and the two first embedding fixing holes, and then at least two nuts are respectively locked and combined with the two screws. The wire trough frame connection structure as claimed in claim 1, wherein the first wire trough frame comprises a first plane, two first vertical edges respectively connected to two sides of the first plane and opposite to each other, and a first accommodation space inside the first wire trough frame and having a first opening opposite to the first plane, and the first connection end comprises a first flat surface, two first side vertical edges respectively connected to two sides of the first flat surface and opposite to each other, and a first accommodation space inside the first connection end and having a first opening opposite to the first flat surface. The first receiving chamber of the opening; wherein the second wire trough frame comprises a second plane, two second vertical edges respectively connected to the two sides of the second plane and opposite to each other, and a second receiving space inside the second wire trough frame and having a second opening opposite to the second plane, and the second connecting end comprises a second flat surface, two second vertical edges respectively connected to the two sides of the second flat surface and opposite to each other, and a second receiving chamber inside the second connecting end and having a second receiving opening opposite to the second flat surface. The wire trough frame connection structure as described in claim 2, wherein the first wire trough frame further includes two first transverse edges respectively connected to the upper part of the two first vertical edges and extending toward the inner side of the first wire trough frame, and the first connection end further includes two first small transverse edges respectively connected to the upper part of the two first side vertical edges and extending toward the inner side of the first connection end; wherein the second wire trough frame further includes two second transverse edges respectively connected to the upper part of the two second vertical edges and extending toward the inner side of the second wire trough frame, and the second connection end further includes two first small transverse edges respectively connected to the upper part of the two first side vertical edges and extending toward the inner side of the first connection end. The connecting end also includes two second small transverse edges respectively connected to the upper part of the two second side vertical edges and extending toward the inner side of the second connecting end, so that the second plane, the two second vertical edges and the two second transverse edges of the second fitting end are respectively embedded in the first embedding groove of the first connecting end, so that the second plane, the two second vertical edges and the two second transverse edges of the second fitting end surround and abut against the outer periphery of the first flat surface, the two first side vertical edges and the two first small transverse edges of the first connecting end. The wire trough frame joint structure as described in claim 1, wherein the first wire trough frame and the second wire trough frame are made of metal plates. The wire trough frame connection structure as described in claim 4, wherein the recessed depth of the first embedding groove and the recessed depth of the second embedding groove are the thickness of the first wire trough frame and the thickness of the second wire trough frame, so that the second embedding end is correspondingly embedded in the first embedding groove of the first connection end, or the first embedding end is correspondingly embedded in the second embedding groove of the second connection end, so that the planes between the first wire trough frame and the second wire trough frame are in contact to form a surrounding abutment surface, so that the first wire trough frame and the second wire trough frame are connected to form a flat shape.

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