TWI605794B - Scanning imaging device, carrying bed and position apparatus of carrying bed - Google Patents

Description

Contrast scanning device, carrier bed and bed positioning device

The present invention relates to contrast scanning devices, and more particularly to a contrast scanning device that can quickly assemble or disassemble its bed.

Existing contrast scanning devices (such as X-ray, CT (computed tomography), MRI (Magnetic Resonance Imaging) or PET (Positron Emission Tomography) and other contrast scanning devices) Generally, for easy positioning, an axial mounting to the machine is used. Since the scanned object can be a living or ex vivo tissue, it is placed in a bed, the bed is generally placed horizontally and the mechanism on the contrast scanning device is generally horizontally co-actuated. The aforementioned installation method requires a large working space around the machine table to install the load bed. Since the mechanism on the contrast scanning device is mainly horizontally co-axially actuated, the cover plate or the operation port is restricted by the limitation and is mostly disposed in the lateral direction. The axial loading and unloading operation mode is easily blocked by the device casing or the outer cover, and the operation is not very good. Convenience.

In view of the above, the inventors of the present invention have made great efforts to solve the above problems in view of the above-mentioned prior art, and have made great efforts to solve the above problems, which has become the object of improvement of the present inventors.

The invention provides a contrast scanning device, a bed thereof and a bed positioning device thereof, which can quickly assemble or disassemble the contrast scanning device of the bed by the bed positioning device.

The invention provides a bed positioning device comprising a carrier and a carrier bed. A hook is arranged on the stage, and a hook is protruded from one side of the end of the hook. The bed has a tube body and one end of the tube body is provided with a joint, the tube body is horizontally transversely, the convex hook hooks one side of the joint and at least another portion of the load bed abuts the stage.

In the bed positioning device of the present invention, the claw is pivotally disposed on the stage, and the hook is provided with an elastic returning member. The elastic return member is fixed in the stage. The elastic return member pushes against the hook to pivot the claw to a position on the stage. The joint is formed with a buckle groove, and the hook hooks the inner edge of the buckle groove. One side of the joint is provided with a positioning plate, the positioning plate is horizontally disposed on the loading platform, and the convex hook is hooked on the positioning plate. An outer edge or a recess of the positioning plate forms part of the inner edge of the buckle groove. The outer edge or recess of the positioning plate has a slope facing the outside of the joint. The buckle inner hub is provided with a release button, the release button abuts the convex hook, and the elastic return member fixed in the joint is connected between the release button and the joint. The middle pivot joint of the release button, when the convex hook abuts one end of the release button, the other end of the release button protrudes from the surface of the joint. When the release button pivots, it pushes against the convex hook and pivots the hook while withdrawing the convex hook from the load bed. A slope is formed on the end of the hook and the same side of the hook. A positioning pin is disposed on the loading stand, and a positioning hole is formed on the side of the connector for inserting the corresponding positioning pin, and the outer end of the positioning hole is formed with a taper which is outwardly expanded. The corresponding joint of the stage is provided with a groove for receiving the joint, wherein the middle portion of the claw is pivotally connected to the stage, the end of the claw protrudes from the groove, and the root of the claw extends into the stage.

The invention further provides a contrast scanning device comprising a machine table, and the above-mentioned bed positioning device is arranged on the machine table.

In the contrast scanning device of the present invention, the machine table is provided with a slide rail, the slide rail is horizontally arranged, and the stage is disposed on the slide rail and can move along the slide rail to move the load bed into the machine table. The machine has an opening and a protrusion extending outwardly from the opening. The sliding rail is disposed on the boss and extends into the opening. The corresponding joint of the stage is provided with a groove for receiving the joint, and the opening direction of the groove is substantially perpendicular to the opening direction of the opening of the machine.

The invention further provides a carrier bed, which is suitable for a contrast scanning device, which has a tube body and one end of the tube body is provided with a joint, the joint is formed with a buckle groove, the buckle inner hub is provided with a release button, and the release button and the joint are provided. An elastic return member fixed in the joint is connected between the two.

The carrier bed of the present invention has a positioning plate on one side of the joint, and an outer edge or a recess of the positioning plate constitutes a part of the inner edge of the buckle groove. The outer edge or recess of the positioning plate has a slope facing the outside of the joint.

The contrast scanning device of the present invention and its bed can be quickly assembled or disassembled by the side of the bed of the bed positioning device in conjunction with the joint of the bed.

10‧‧‧ machine

11‧‧‧ mouth

20‧‧‧Boss

30‧‧‧Slide rails

100‧‧‧stage

101‧‧‧ Groove

110‧‧‧ claws

End of 111‧‧‧

112‧‧‧ Root

113‧‧‧ convex hook

114‧‧‧ slope

120‧‧‧Locating pin

130‧‧‧Elastic reset parts

140‧‧‧Limited Column

200‧‧‧ bed

201‧‧‧ buckle groove

202‧‧‧Positioning holes

203‧‧‧ Cone

204‧‧‧Assembled positioning structure

210‧‧‧pipe body

220‧‧‧Connector

230‧‧‧ Positioning board

231‧‧‧ outside edge

232‧‧‧ slope

234‧‧‧Assembled positioning structure

240‧‧‧ release button

250/250a/250b‧‧‧elastic reset parts

1 is a perspective view of a contrast scanning apparatus according to a preferred embodiment of the present invention.

2 is a perspective view showing the stereoscopic configuration of a contrast scanning apparatus according to a preferred embodiment of the present invention.

3 and 4 are perspective exploded views of a contrast scanning apparatus according to a preferred embodiment of the present invention.

5 to 7 are schematic views showing the state of use of the contrast scanning apparatus according to the preferred embodiment of the present invention.

8 and 9 are schematic views showing other embodiments of the elastic returning member in the contrast scanning device of the present invention.

Referring to Figures 1 and 2, a preferred embodiment of the present invention provides a contrast scanning apparatus including a machine table 10 and a bed 200.

A scanning device (not shown) is disposed in the machine 10 to form a scanning area in the machine 10, such as X-ray, CT (computed tomography), MRI (Magnetic Resonance Imaging), or Scanning instruments such as PET (Positron Emission Tomography), but the invention is not limited thereto.

The machine table 10 has a horizontally opening port 11 and the machine table 10 has a boss 20 extending axially outwardly from the bottom of the port 11. The boss 20 is provided with a slide rail 30 along the port 11 The opening direction is horizontally arranged and extends into the port 11. A loading platform 100 is disposed on the sliding rail 30 to form a bed positioning device. In the present embodiment, the loading platform 100 is preferably a hollow seat body, and the loading platform 100 can be along the sliding rail 30. Move toward or away from the port 11.

Referring to FIG. 2 and FIG. 3, the top of the stage 100 is provided with a recess 101. The opening direction of the recess 101 is substantially perpendicular to the opening direction of the machine opening 11. At least one hook 110 is disposed on the stage 100. In the embodiment, the pair of legs 110 are preferably erected on the stage 100, but the number of the claws 110 is not limited by the present invention. The two ends of each of the hooks 110 are respectively an end 111 and a portion 112. The middle portion of the claw 110 is pivotally connected to the stage 100. The end 111 of the claw 110 extends upwardly and protrudes upward from the stage 100. The root portion 112 of the 110 extends into the loading platform 100. One side of the end 111 of each of the claws 110 protrudes from a protruding hook 113. The pair of protruding hooks 113 are oppositely disposed and located inside the recess 101. A slope 114 is formed on the end 111 of each of the claws 110 on the same side as the convex hook 113. The top of the stage 100 protrudes upwardly from a positioning pin 120. Each of the hooks 110 is provided with a resilient restoring member 130. In the present embodiment, each of the elastic restoring members 130 is preferably a resilient arm fixed in the loading platform 100. However, the present invention is not limited thereto. The form may be, for example, a pneumatic cylinder or a hydraulic cylinder. One end of each elastic returning member 130 is fixed to the inner wall of the stage 100 and the two elastic returning members 130 are connected thereto. The other end of each elastic returning member 130 abuts against the root portion 112 of the corresponding claw 110. Each of the corresponding claws 110 in the stage 100 is respectively provided with a limiting post 140. In the embodiment, the limiting post 140 is used for stopping the root portion 112 of each of the claws 110 to define an initial position of the pivoting stroke of the claw 110. When the root portion 112 of the hook 110 abuts against the positioning post 140, the claw 110 is erected on the top of the stage 100, and each elastic returning member 130 pushes the root 112 of the corresponding claw 110 toward the corresponding limit column. 140.

Referring to Figures 2 and 4, the bed 200 includes a tubular body 210 and a joint 220 for loading a living organism or tissue to be tested. The joint 220 is disposed at one end of the tubular body 210. In the present embodiment, the joint 220 is preferably tubular and the joint 220 is coaxially or interlocked with the tubular body 210 to form an integral body.

At least one buckle groove 201 is defined in the side of the joint 220. In the embodiment, a pair of buckle grooves 201 disposed on the opposite sides of the joint 220 are disposed on the joint 220 corresponding to the hooks 110. The protruding hooks 113 are respectively hooked to the inner edges of the buckle grooves 201 on the side of the joint 220, thereby fixing the bed 200 to the stage 100. A positioning plate 230 is selectively disposed on the side of the joint 220. In this embodiment, the positioning plate 230 is disposed between the pair of fastening grooves 201. The positioning plate 230 is a rectangular plate and has a pair of oppositely disposed outer edges. 231. Each of the pair of outer edges 231 of the positioning plate 230 constitutes a part of the inner edge of each of the buckle grooves 201. The outer edge 231 of the positioning plate 230 has a slope 232 facing the outside of the joint 220. In other embodiments, the positioning plate 230 may also have a pair of disposed concave portions (not shown) to form a part of the inner edge of each of the buckle grooves 201, and one edge of the concave portion has a slope facing the outer side of the joint 220 ( The figure is not shown). A positioning hole 202 is defined in the side of the connector 220 for inserting the corresponding positioning pin 120, and the outer end of the positioning hole 202 is formed to be outwardly expanded. A cone 203 of the sheet. In the embodiment, the opening direction of the positioning hole 202 is parallel to the forward direction of the positioning plate 230, and the positioning hole 202 and the positioning pin 120 are also exchanged.

Each of the buckles 201 is respectively provided with a release button 240. In this embodiment, each of the release buttons 240 is preferably in the shape of a strip. Each of the release buttons 240 is received in the buckle slot 201 to cover the buckle slot 201. The middle portion of each release button 240 is pivotally connected to the inner edge of the buckle groove 201. And one end of each release button 240 abuts one of the pair of outer edges 231 of the positioning plate 230 respectively. Each of the release button 240 and the joint 220 is respectively connected with an elastic return member 250. In the embodiment, each elastic return member 250 is preferably a spring arm fixed in the joint 220, but the invention is not limited to the form thereof. For example, it may be a pneumatic cylinder or a hydraulic cylinder. One end of each elastic returning member 250 is fixed to the inner wall of the joint 220 and the two elastic returning members 250 are connected thereto, and the other end of each elastic returning member 250 abuts against the other end of the corresponding releasing button 240.

Referring to FIG. 5, in the use of the contrast scanning device of the present invention, the bed 200 must be horizontally or axially mounted on the stage 100, and the bed 200 is moved from the port 11 by the stage 100 moving along the slide rails 30. The contrast scanning area moved into the machine 10 is scanned. The groove 101 on the stage 100 is used to accommodate the joint 220 of the bed 200. When the bed 200 is mounted, the joint 220 is accurately engaged with the positioning plate 230, and then the groove 101 is horizontally placed by the positioning on the stage. The pin 120 is inserted into the positioning hole 202 on the joint 220 to position the bed 200. The taper 203 at the outer end of the locating hole 202 can guide the locating pin 120 such that the locating pin 120 is easily aligned with the locating hole 202. The slope 111 of the end 111 of each of the claws 110 is in contact with and urged against the 232 on the slope of the corresponding outer edge 231 of the positioning plate 230, whereby the claw 110 is pivoted to cause the hook 113 to be retracted. To cross this outer edge 231. In this embodiment, the hook 110 and the joint 220 are preferably provided with a slope surface 114/232, but as long as one of the hook 110 and the joint 220 is provided with a slope surface 114/232, it can be pushed to the other. The pawl 110 is pivoted. After the protruding hook 113 crosses the outer edge 231, the elastic returning member 130 disposed on the hook 110 pushes the hook 110 to pivotally reset so that the convex hook 113 hooks the outer edge 231. Therefore, each of the protruding hooks 113 is hooked to The inner edge of the buckle groove 201 on the side of the joint 220 is used to fix the bed 200 to the stage 100. In this embodiment, the positioning plate 230 is used for horizontal positioning of the bed 200, and the positioning plate is abutted by the protruding hook 113 to position the bed 200 more accurately on the stage 100. A portion of the inner edge of the buckle groove 201 can position the bed 200 more accurately by the positioning plate 230. However, the present invention does not limit the positioning plate 230 as a necessary member for forming the inner edge of the buckle groove 201. The joint 220 and the positioning plate 230 are respectively provided with corresponding assembly positioning structures 204/234, which are divided into correspondingly assembled pins and holes in the embodiment, and can be positioned by assembling the positioning joint 220 and the positioning plate 230. . At the same time, each of the protruding hooks 113 abuts one end of the release button 240 in the hooking groove 201 adjacent to the positioning plate 230, so that the other end of the release button 240 is pushed out of the surface of the joint 220 for pressing.

In the preferred embodiment of the invention, the bed 200 is secured by a pair of identical hooks 110, but the invention is not limited thereto, as long as the joint 220 is hooked with a single hook 113 and at least another portion of the bed 200 (eg, The other part of the joint 220, the other buckle groove 201, the positioning hole 202 and the like) can abut the carrier 100 (for example, another convex hook 113, the groove 101, the positioning pin 120, etc.) 200.

Referring to FIG. 6 and FIG. 7, when scanning is completed to obtain the download bed 200, the operator can hold the bed 200 while pressing the other end of each release button 240 to protrude one end of the surface of the joint 220, thereby pivoting the release keys. The other end of the bracket 240 pushes the respective hooks 113 to pivot the respective claws 110, thereby causing the respective hooks 113 to exit the joint 220. In this way, the download bed 200 can be taken, whereby the direction in which the download bed 200 is taken can be substantially perpendicular to the opening direction of the opening 11. When the operator releases the release keys 240, the attached resilient return member 250 can push the respective release keys 240 to pivotally reset.

Referring to FIG. 8 , another embodiment of the elastic returning member 130 on the stage 100 may be a spring disposed between the root portions 112 of the two hooks 110 . The two ends of the elastic returning member 250 a respectively abut the respective claws 110 . The root portion 112 separates the root portion 112 of the two hooks 110, thereby causing the respective claws 110 to pivot Turn to reset each of the hooks 113. Referring to FIG. 9, the elastic return member 250b may also be disposed between the root portion 112 of each of the claws 110 and the inner wall of the stage 100.

The contrast scanning device of the present invention can quickly assemble or disassemble the bed along the lateral direction of the bed 200 or the port 11 by the hooks 110 of the bed positioning device and the joint 220 of the bed 200. Therefore, the bed 200 is convenient to be folded, and the working space required for folding the loading bed 200 is located laterally above the opening 11, so that the machine 10 does not need to occupy an excessively large flat space.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and other equivalent variations of the patent spirit of the present invention are all within the scope of the invention.

100‧‧‧stage

101‧‧‧ Groove

110‧‧‧ claws

End of 111‧‧‧

112‧‧‧ Root

113‧‧‧ convex hook

114‧‧‧ slope

130‧‧‧Elastic reset parts

140‧‧‧Limited Column

200‧‧‧ bed

201‧‧‧ buckle groove

210‧‧‧pipe body

220‧‧‧Connector

230‧‧‧ Positioning board

231‧‧‧ outside edge

232‧‧‧ slope

240‧‧‧ release button

250‧‧‧Elastic reset parts

Claims (20)

The invention relates to a bed positioning device, comprising: a loading platform, a hook is arranged on the loading platform, and a protruding hook is protruded from one side of the end of the claw, the hook is pivoted on the loading platform, and the claw is arranged An elastic returning member; and a loading bed having a tubular body and one end of the tubular body is provided with a joint, the tubular body is horizontally transversely, the convex hook is hooked to one side of the joint and the loading bed is at least another A part of the docking station. The bed positioning device of claim 1, wherein the elastic return member is fixed in the stage. The bed positioning device of claim 1, wherein the elastic return member pushes against the hook to pivot the hook to a position on the stage. The bed positioning device of claim 1, wherein the joint is formed with a buckle groove, and the hook hooks the inner edge of the buckle groove. The loading bed positioning device of claim 4, wherein one side of the joint is provided with a positioning plate, the positioning plate is horizontally disposed on the loading table, and the protruding hook is hooked on the positioning plate. The bed positioning device of claim 5, wherein an outer edge or a recess of the positioning plate forms a portion of an inner edge of the buckle. The bed positioning device of claim 6, wherein the outer edge or the recess of the positioning plate has a slope toward the outside of the joint. The loading bed positioning device of claim 4, wherein the buckle inner hub is provided with a release button, the release button abuts the protruding hook, and the release button and the joint are connected with an elastic reset fixed in the joint Pieces. The bed positioning device of claim 8, wherein the middle portion of the release button is pivotally connected to the joint, and when the hook abuts one end of the release button, the other end of the release button protrudes from the surface of the joint. The bed positioning device of claim 8, wherein the release button pivots against the hook to pivot the hook while retracting the hook from the bed. The bed positioning device of claim 1, wherein the end of the hook has a sloped surface on the same side as the convex hook. The locating device of claim 1 , wherein a locating pin is erected on the pedestal, and a side of the connector is provided with a positioning hole for inserting the corresponding positioning pin, and an outer end of the positioning hole A cone is formed that expands outward. The bed positioning device of claim 1, wherein the carrier is provided with a recess for receiving the connector, wherein a middle portion of the hook is pivotally connected to the carrier, and the end of the hook is convex. Out of the groove, and the root of the hook extends into the stage. A contrast scanning device includes a machine table, and the machine bed is provided with a bed positioning device as claimed in claim 1. The contrast scanning device of claim 14, wherein the machine is provided with a slide rail, the slide rail is horizontally disposed, the stage is disposed on the slide rail and is movable along the slide rail to move the load bed into the rail Inside the machine. The contrast scanning device of claim 15, wherein the machine has a port and the opening extends outwardly with a boss disposed on the boss and extending into the opening. The contrast scanning device of claim 16, wherein the stage is provided with a groove for receiving the joint, and the groove opening direction is substantially perpendicular to the opening direction of the machine opening. A loading bed, suitable for a contrast scanning device, has a tube body and one end of the tube body is provided with a joint, the joint is formed with a buckle groove, the release groove is internally provided with a release button, and the release button and the joint An elastic return member fixed in the joint is connected between the two. A bed according to claim 18, wherein one side of the joint is provided with a positioning plate, and an outer edge or a recess of the positioning plate forms a part of the inner edge of the buckle. The bed of claim 19, wherein the outer edge or the recess of the locating plate has a slope facing the outside of the joint.