TWM628379U - Vehicle brake cylinder adjusting tool - Google Patents

Abstract

The present invention provides a vehicle brake cylinder adjustment tool, which is mainly provided with a pulling unit that can be used with brake cylinders of different sizes and a driving unit that can be connected to the pulling unit, wherein the pulling unit The unit is composed of a swivel base, a fixed base, at least two positioning protruding columns and a retaining ring. The swivel base is provided with at least two arc-shaped guide grooves, and the fixed base is provided with at least two sliding grooves. The at least two The positioning protrusions are respectively arranged in at least two sliding grooves of the fixed seat and in at least two arc-shaped guide grooves of the swivel seat, so that a single driving unit and a single pulling unit can be used for matching brakes of various sizes It can also be used to adjust the left and right brake sub-pumps of the vehicle, which can reduce the manufacturing cost and purchase cost. It is small in size and light in weight, and can be easily carried and used.

Description

Vehicle brake cylinder adjustment tool

The new model relates to a vehicle brake cylinder adjustment tool, especially a single drive unit and a single pull unit, which can be used with different sizes of brake cylinders, and can adjust the left and right brake cylinders of the vehicle user.

Press, the general brake cylinder adjuster, please refer to the first figure and the Republic of China Patent Publication No. 392552 "Improved structure of the disc brake cylinder adjuster", which mainly includes a brake cylinder for axial engagement. The wrench plate body and a drive wrench that can be connected with the wrench plate body for rotating shaft movement operation. The diameter is corresponding to the inner diameter of the central valve port of the brake cylinder, and a pivot hole is recessed at both ends of the diameter, and at least one positioning hole is recessed on the end face of the predetermined radius on the periphery for a positioning post. The shaft is set, the axial end of the driving wrench is provided with a driving disk, and a receiving recess is recessed in the center of the driving disk, and a strong magnet is fixed therein, and the periphery of the receiving recess is opposite to the pivot of the turning disk body. At the position of the contact hole, two fixed protrusions are protruded upwards for quick adsorption and connection of the pull disc body. Accordingly, the center valve port of the brake sub-pump can be inserted into the center valve according to the alignment of the positioning shaft, and the predetermined relative positioning columns To prevent the gap on the side of the brake cylinder, and to achieve the best convenience and firmness of the quick disassembly of the brake cylinder, however, it is known that the brake cylinder adjuster is arranged in a tool box 1. The tool box 1 There must be two drive wrenches 10, 11 and several different sizes of wrench discs 12 (as shown in the first figure), one of the drive wrenches 10 on the screw 100 is set to the right thread, the other The screw 110 on the drive wrench 11 is set to the left thread for adjusting the brake cylinders on the left and right sides of the vehicle respectively. Adding a drive wrench will increase the manufacturing cost and the purchase cost, and it is known that a tool is required. The box 1 contains the two drive wrenches 10, 11 and several different sizes of the wrench discs 12. The tool has many integral components, heavy weight and large volume, and is inconvenient to carry.

The main purpose of this new model is to provide a vehicle brake cylinder adjustment tool, which can effectively solve the shortcomings of the conventional brake cylinder adjuster in use.

The new vehicle brake cylinder adjustment tool is mainly provided with a pulling unit that can be used for axial engagement with different sizes of brake cylinders, and a drive unit that can be connected to the pulling unit for rotating shaft shifting operation, wherein, The driving unit is composed of a rod body, a left positioning sleeve, a right positioning sleeve, a positioning baffle plate and a grip rod. One end of the rod body wall is provided with a left thread section, and the other end is There is a right threaded section, a left through hole is arranged on the outside of the left threaded section of the rod body, a right through hole is arranged on the outside of the right threaded section of the rod body, and the two ends of the rod body are respectively provided with a polygonal left A positioning protruding rod and a right positioning protruding rod, the left positioning protruding rod and the right positioning protruding rod are respectively provided with an elastically retractable left positioning steel ball and a right positioning steel ball, and the left positioning sleeve and the right positioning sleeve are respectively screwed On the left thread segment and the right thread segment on the two ends of the rod body of the driving unit, the left positioning sleeve and the right positioning sleeve are both provided with retaining flanges, and the left positioning sleeve and the right positioning sleeve are provided with retaining flanges. The inner thread of the sleeve is respectively provided with the left thread segment and the right thread segment on the rod body. The positioning baffle is sleeved on the left positioning sleeve or the right positioning sleeve. The positioning stopper There is a gap on the plate, and the handle is inserted into the left or right hole on the rod body; It is characterized in that: the pulling unit is composed of a rotating seat, a fixing seat, at least two positioning convex columns and a buckle ring, and at least two arc-shaped guide grooves are arranged on one side of the rotating seat, and the rotating seat is There is a hole in the middle, and the outer peripheral surface of the swivel base is provided with anti-skid lines. There is a positioning guide groove on the side corresponding to the at least two sliding grooves, and a convex body is provided in the middle part of the other side of the fixed seat. There is a polygonal insert hole, a ring groove is formed on the outer wall of the convex body, the retaining ring is fastened on the ring groove, the at least two positioning protrusions are respectively set in the at least two sliding grooves of the fixed seat, the One end of the at least two positioning protrusions is provided with a positioning baffle, the positioning baffle is set in the positioning guide groove of the fixed seat, and a guiding protrusion is arranged on the side surface of the positioning baffle, and the guiding bulge is set in the positioning guide groove. In the arc-shaped guide groove of the swivel base; the middle part of the rod body of the driving unit is provided with a convex body, the upper ring of the convex body is provided with an insert groove, and a fixing sleeve is sleeved on the middle part of the rod body, the fixing The outer wall of the sleeve is a polygonal body, the fixing sleeve is provided with a through hole, the through hole is provided with a flange, and the flange is embedded in the embedding groove of the convex body of the rod body, which can The fixing sleeve is fixed on the rod body.

The advantages of this new type of vehicle brake cylinder adjustment tool are: a single drive unit and a single pull unit can be used with brake cylinders of various sizes, and can also be used to adjust the left and right brake cylinders of the vehicle The utility model can reduce the manufacturing cost and the purchase cost, and is small in size and light in weight, and can be easily carried and used.

Regarding the technical means adopted by this new model in order to achieve the above-mentioned use purpose and effect, the preferred and feasible embodiments are hereby cited and shown in the drawings, and the details are as follows:

Referring to the second and third figures, the embodiment of the present invention is mainly provided with a pulling unit 2 that can be axially engaged with brake cylinders of different sizes, and a rotating shaft that can be connected to the pulling unit 2 The driving unit 3 for shifting operation, wherein the pulling unit 2 is composed of a swivel base 20, a fixed base 21, at least two positioning protrusions 22 and a retaining ring 23. The swivel base 20 is provided with Anti-skid pattern 200, at least two arc-shaped guide grooves 201 are arranged on one side of the swivel base 20, a hole 202 is arranged in the middle of the swivel base 20, the fixing base 21 is arranged on one side of the swivel base 20, the fixing One side of the seat 21 is provided with at least two sliding grooves 210 , and the other side of the fixing seat 21 is provided with a positioning guide groove 211 corresponding to the position of the at least two sliding grooves 210 . A protruding body 212 is arranged at the part, and the protruding body 212 is inserted into the through hole 202 of the swivel base 20. The protruding body 212 is provided with a polygonal insert hole 213. The outer wall surface of the protruding body 212 is provided with a ring groove 214. The retaining ring 23 is fastened on the ring groove 214 , the at least two positioning protrusions 22 are respectively disposed in at least two sliding grooves 210 of the fixing base 21 , and a positioning baffle 220 is provided at one end of the positioning protrusion 22 , the positioning baffle 220 is arranged in the positioning guide groove 211 of the fixed seat 21 , a guiding protrusion 221 is arranged on the side of the positioning baffle 220 , and the guiding protrusion 221 is set on the arc of the rotating seat 20 The drive unit 3 is composed of a rod body 30 , a fixed sleeve 31 , a left positioning sleeve 32 , a right positioning sleeve 33 , a positioning baffle 34 and a grip rod 35 , wherein the middle part of the rod body 30 is provided with a convex body 300, the convex body 300 is provided with an insert groove 301 on the upper ring, one end of the wall surface of the rod body 30 is provided with a left thread section 302, and the other end is provided with a right thread In the section 303, a left through hole 304 is provided on the outer side of the left thread section 302 of the rod body 30, and a right through hole 305 is provided on the outer side of the right threaded section 303 of the rod body 30. The two ends of the rod body 30 respectively protrude outwards There are polygonal left positioning protruding rods 306 and right positioning protruding rods 307 . The left positioning protruding rods 306 and the right positioning protruding rods 307 can be embedded in the polygonal embedding holes 213 of the fixing seat 21 of the toggle unit 2 , the left positioning protruding rod 306 and the right positioning protruding rod 307 are respectively provided with an elastically retractable left positioning steel ball 308 and a right positioning steel ball 309, the fixing sleeve 31 is arranged on the middle part of the rod body 30, the fixing The outer wall of the sleeve 31 is a polygon. The fixing sleeve 31 is provided with a through hole 310, and the through hole 310 is provided with a flange 311. The left positioning sleeve 32 and the right positioning sleeve 33 are screwed respectively. The left threaded section 302 and the right threaded section 303 are disposed on the two ends of the rod body 30 of the driving unit 3 , the left positioning sleeve 32 is provided with a retaining flange 321 , and the left positioning sleeve 32 is provided with a retaining flange 321 . The inner thread 320 is matched with the left thread segment 302 on the rod body 30, and the inner thread 320 of the right positioning sleeve 33 is Then, there is an internal thread 330 matching with the right thread section 303 on the rod body 30 , and a retaining flange 331 is provided on the right positioning sleeve 33 , and the flange 331 is embedded in the protrusion of the rod body 30 . Inside the slot 301 of the body 300, the positioning baffle 34 is set on the left positioning sleeve 32 or the right positioning sleeve 33, the positioning baffle 34 is provided with a gap 340, and a grip rod 35 is passed through the rod The left through hole 304 or the right through hole 305 on the body 30 is in this way, it is a vehicle brake cylinder adjustment tool.

When assembling the new type, please refer to the second to fourth figures. First, at least two positioning protrusions 22 are respectively installed in at least two sliding grooves 210 of the fixing base 21, and the positioning baffles 220 of the at least two positioning protrusions 22 are respectively set. It is embedded in the positioning guide groove 211 of the fixed seat 21, and then the swivel seat 20 is pressed against the side wall surface of the fixed seat 21, so that the convex body 212 of the fixed seat 21 penetrates into the through hole 202 of the swivel seat 20, and The guiding protrusions 221 of the positioning protrusions 22 are set in the arc-shaped guide grooves 201 of the swivel base 20 , and the retaining ring 23 is fastened to the ring grooves 214 on the protrusions 212 of the fixing seat 21 . In this way, that is, The assembly of the pulling unit 2 can be completed, and the fixing sleeve 31 is sleeved on the middle part of the rod body 30 so that the flange 311 in the through hole 310 of the fixing sleeve 31 is embedded in the convex body 300 of the rod body 30 In the inserting groove 301 above, fix the fixing sleeve 31 on the middle part of the rod body 30, then screw the left positioning sleeve 32 on the left threaded section 302 of the rod body 30, and screw the right positioning sleeve 33. Set on the right threaded section 303 of the rod body 30, then place the positioning baffle 34 against the left positioning sleeve 32 or the right positioning sleeve 33, and pass the handle 35 through the left through hole 304 of the rod body 30 or Inside the right through hole 305 , in this way, the assembly of the drive unit 3 can be completed, and then insert the left positioning protruding rod 306 or the right positioning protruding rod 307 on the rod body 30 of the driving unit 3 into the fixing seat 21 of the pulling unit 2 Inside the polygonal insert hole 213, the left positioning steel ball 308 or the right positioning steel ball 309 on the rod body 30 is elastically pressed against the inner wall surface of the polygonal insert hole 213 of the fixed seat 21, so that the driving unit 3 can be stably and pulled The unit 2 is connected together, and the assembly is very convenient and fast.

When using this new model, please refer to the fourth to tenth figures. When you want to adjust the brake cylinder 4 on the left side of the vehicle (as shown in the fourth to eighth figures), you only need to turn the swivel base 20 of the pulling unit 2 first. When the swivel base 20 rotates, the guide protrusions 221 of the positioning protrusions 22 move with the arc-shaped guide grooves 201 on the swivel base 20 . Linear movement (as shown in the fifth and sixth figures), in this way, the distance between the two positioning protrusions 22 of the pulling unit 2 can be adjusted according to the size of the valve body 41 in the valve port 40 of the brake cylinder 4. After the distance between at least two positioning protrusions 22 of the pulling unit 2 is well established, the pulling unit 2 is assembled on the left positioning protrusion 306 provided at the left end of the rod body 30 of the driving unit 3. The left positioning protrusion The left positioning steel ball 308 on the rod 306 is pushed by the inner wall of the polygonal insert hole 213 of the fixed seat 21 to be in an elastically retracted state, and the surface of the left positioning steel ball 308 abuts against the polygonal insert hole 213 of the fixed seat 21 . On the inner wall, the pulling unit 2 is stably positioned on the left positioning protruding rod 36 of the left end of the driving unit 3, and the positioning baffle 34 is set on the caliper seat 43 of the left brake cylinder 4, and the driving unit 3 and the left The positioning sleeve 32 is arranged on the brake cylinder 4, so that the left positioning sleeve 32 is embedded in the notch 340 of the positioning baffle 34 and the caliper seat 43 of the brake cylinder 4, and pulls the positioning protrusion 22 of the unit 2. Align and insert into the notch 42 on the valve body 41 of the brake cylinder 4, and then rotate and adjust the left positioning sleeve 32 on the left thread section 302 of the rod body 30. Rotation can make the rod body 30 move forward and backward, and the pulling unit 2 at the left end of the rod body 30 can be adjusted to be tightly pressed against the valve body 41 in the valve port 40 of the brake cylinder 4. Inside the right hole 305 of the right end of the rod body 30 of the driving unit 3, in this way, by holding the gripping rod 35 to rotate the rod body 30 of the driving unit 3 to rotate, the rod body 30 of the driving unit 3 can rotate and move forward, And drive the pulling unit 2 to push the valve body 41 in the valve port 40 back to its original position, so as to complete the adjustment of the brake cylinder 4 on the left side of the vehicle; 9 and 10), it is only necessary to remove the wrench unit 2 from the left end of the drive unit 3, and then set the wrench unit 2 on the right positioning protrusion on the right end of the rod body 30 of the drive unit 3. On the rod 307, as described above, the right positioning steel ball 309 on the right positioning protruding rod 307 is pushed by the inner wall of the polygonal insert hole 213 and is in an elastically retracted state, and the surface of the right positioning steel ball 309 is pressed against the pulley. The inner wall of the polygonal insert hole 213 of the fixed seat 21 of the moving unit 2, the pulling unit 2 is stably fixed on the right positioning protruding rod 307 of the right end of the driving unit 3, and the handle 35 is moved from the right end of the driving unit 3 to the right Take it out from the through hole 305, and then pass the handle 35 into the left through hole 304 at the left end of the drive unit 3, and then set the positioning baffle 34 on the caliper seat 43 of the right brake cylinder 4, and connect the drive unit 3 and the right The positioning sleeve 33 is arranged on the brake On the vehicle cylinder 4, the right positioning sleeve 33 is embedded in the notch 340 of the positioning baffle 34 and the caliper seat 43 of the brake cylinder 4, and the positioning convex column 22 of the pulling unit 2 is aligned and embedded in The gap 42 on the valve body 41 of the brake cylinder 4, in this way, by holding the handle 35 to rotate the drive unit 3 to rotate, the drive unit 3 can rotate forward, and drive the pull unit 2 to open the valve port 40 The inner valve body 41 is pushed back to its original position, and the adjustment of the brake cylinder 4 on the right side of the vehicle can be completed. In this way, the new model uses a single driving unit 3 and a single pulling unit 2 to match various sizes. The brake cylinder 4 can also be used to adjust the left and right brake cylinders 4 of the vehicle. There is no need to purchase a variety of different sizes of wrenching discs, which can reduce manufacturing costs and purchase costs. The overall volume is small and light, and it is easy to carry. use.

To sum up, the present invention has indeed achieved the intended purpose and effect, and is more ideal and practical than those in the prior art. However, the above-mentioned embodiments are only specific descriptions for the preferred embodiments of the present invention. This embodiment is not intended to limit the scope of the patent application of the present invention, and all other equivalent changes and modifications without departing from the technical means disclosed in the present invention shall be included in the patent application scope of the present invention.

1: Tool Box 10: Drive Wrench 100: Screw 11: Drive wrench 110: Screw 12: Turn the disc 2: Pull the unit 20: Transposition 200: Anti-slip pattern 201: Arc guide groove 202: Perforation 21: Fixed seat 210: Chute 211: Positioning guide groove 212: convex body 213: Polygon insert hole 214: Ring groove 22: Positioning boss 220: Positioning the lip 221: Guide convex body 23: Buckle 3: drive unit 30: Rod body 300: convex body 301: Groove 302: Left thread segment 303: Right thread segment 304: Left perforation 305: Right perforation 306: Left positioning lug 307: Right positioning protruding rod 308: Left positioning steel ball 309: Right positioning steel ball 31: Fixed sleeve 310: Through hole 311: Flange 32: Left positioning sleeve 320: Internal thread 321: retaining flange 33: Right positioning sleeve 330: Internal thread 331: retaining flange 34: Positioning bezel 340: Notch 35: Grip 4: Brake cylinder 40: valve port 41: valve body 42: Notch 43: Caliper seat

The first figure is a schematic diagram of a conventional brake cylinder adjuster and a tool box. The second figure is an exploded perspective view of the pulling unit according to the new embodiment. The third figure is an exploded perspective view of the pulling unit and the driving unit according to the new embodiment. The fourth figure is a three-dimensional combined view of the new embodiment. The fifth figure is a schematic view of the end surface of the two positioning protrusions of the pulling unit according to the new embodiment, which are relatively moved inward to a small distance. The sixth figure is a schematic view of the end surface of the two positioning protrusions of the pulling unit of the new embodiment that are relatively moved outward to a larger distance. Figure 7 shows a combined cross-sectional view of the new embodiment for the left brake cylinder. Figure 8 shows a schematic diagram of the use of the new embodiment for the left brake cylinder. The ninth figure is a combined cross-sectional view of the new embodiment for the right brake cylinder. Figure 10 shows a three-dimensional schematic view of the new embodiment for the right brake cylinder.

2: Pull the unit

20: Transposition

200: Anti-slip pattern

201: Arc guide groove

202: Perforation

21: Fixed seat

210: Chute

211: Positioning guide groove

212: convex body

213: Polygon insert hole

22: Positioning boss

220: Positioning the lip

221: Guide convex body

23: Buckle

3: drive unit

30: Rod body

300: convex body

301: Groove

302: Left thread segment

303: Right thread segment

304: Left perforation

305: Right perforation

306: Left positioning lug

307: Right positioning protruding rod

308: Left positioning steel ball

309: Right positioning steel ball

31: Fixed sleeve

310: Through hole

311: Flange

32: Left positioning sleeve

320: Internal thread

321: retaining flange

33: Right positioning sleeve

330: Internal thread

331: retaining flange

34: Positioning bezel

340: Notch

35: Grip

Claims (1)

A vehicle brake cylinder adjustment tool, which is mainly provided with a pull unit that can be used for axial engagement with different sizes of brake cylinders, and a drive unit that can be connected to the pull unit for rotational axis shifting operation, wherein the drive unit The unit is composed of a rod body, a left positioning sleeve, a right positioning sleeve, a positioning baffle plate and a holding rod. One end of the rod body wall is provided with a left thread section, and the other end is provided with a left thread section. The right thread segment is provided with a left perforation on the outside of the left thread segment of the rod body, a right perforation is provided on the outer side of the right thread segment of the rod body, and the two ends of the rod body respectively protrude outward with a polygonal left positioning protrusion A rod and a right positioning protruding rod, the left positioning protruding rod and the right positioning protruding rod are respectively provided with a left positioning steel ball and a right positioning steel ball that can be elastically retracted, and the left positioning sleeve and the right positioning sleeve are respectively screwed on the The left threaded section and the right threaded section on the two ends of the rod body of the driving unit, the left positioning sleeve and the right positioning sleeve are both provided with retaining flanges, the left positioning sleeve and the right positioning sleeve. The inner thread is respectively provided with the inner thread matched with the left thread segment and the right thread segment on the rod body, the positioning baffle is sleeved on the left positioning sleeve or the right positioning sleeve, and the positioning baffle is on the A notch is provided, and the grip rod is inserted into the left or right perforation on the rod body; It is characterized in that: the pulling unit is composed of a rotating seat, a fixing seat, at least two positioning convex columns and a buckle ring, and at least two arc-shaped guide grooves are arranged on one side of the rotating seat, and the rotating seat is There is a hole in the middle, and the outer peripheral surface of the swivel base is provided with anti-skid lines. There is a positioning guide groove on the side corresponding to the at least two sliding grooves, and a convex body is provided in the middle part of the other side of the fixed seat. There is a polygonal insert hole, a ring groove is formed on the outer wall of the convex body, the retaining ring is fastened on the ring groove, the at least two positioning protrusions are respectively set in the at least two sliding grooves of the fixed seat, the One end of the at least two positioning protrusions is provided with a positioning baffle, the positioning baffle is set in the positioning guide groove of the fixed seat, and a guiding protrusion is arranged on the side surface of the positioning baffle, and the guiding bulge is set in the positioning guide groove. In the arc-shaped guide groove of the swivel base; the middle part of the rod body of the driving unit is provided with a convex body, the upper ring of the convex body is provided with an insert groove, and a fixing sleeve is sleeved on the middle part of the rod body, the fixing The outer wall of the sleeve is a polygonal body, the fixing sleeve is provided with a through hole, the through hole is provided with a flange, and the flange is embedded in the embedding groove of the convex body of the rod body, which can The fixing sleeve is fixed on the rod body.

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