CN216495347U

CN216495347U - Upright post rotating and positioning device for X-ray machine

Info

Publication number: CN216495347U
Application number: CN202122898397.9U
Authority: CN
Inventors: 刘蓬勃; 杨怡; 沙厚玉
Original assignee: Dandong Keda Instrument Factory
Current assignee: Dandong Keda Instrument Factory
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-13
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of medical instruments, in particular to a stand column rotary positioning device for an X-ray machine, which comprises a supporting shell and a rotary positioning mechanism, wherein the rotary positioning mechanism comprises a positioning assembly and a mounting disc assembly, the upper part and the lower part of the mounting disc assembly are respectively connected with the supporting shell through bearings, and the top of the mounting disc assembly is connected with a stand column; the positioning assembly is connected with the mounting disc assembly, and the mounting disc assembly is positioned through the positioning assembly. The utility model can realize 360-degree rotation of the upright post by adopting a brand-new rotary positioning mechanism, and can fix the upright post at 90 degrees, 180 degrees, 270 degrees and 360 degrees, thereby realizing the technical effect of accurate positioning of the upright post.

Description

Upright post rotating and positioning device for X-ray machine

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a column rotating and positioning device for an X-ray machine.

Background

An X-ray machine is a device that generates X-rays (i.e., X-rays). X-rays are used in medical diagnostics, mainly based on the penetration, differential absorption, sensitization and fluorescence of X-rays. The X-ray machine mainly comprises an X-ray bulb tube, an X-ray machine power supply, a control circuit and the like, wherein the X-ray bulb tube needs to be fixed on the upright post. Wherein, the upright post can move transversely and longitudinally according to the examination part of the patient.

The existing upright post rotating mechanism cannot be accurately positioned, so that the existing upright post rotating mechanism cannot be effectively matched with other parts required by shooting.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a column rotation positioning device for an X-ray machine, which solves the technical problem that the column cannot be accurately positioned in the prior art.

In order to achieve the purpose, the utility model adopts the main technical scheme that:

the utility model provides a stand column rotary positioning device for an X-ray machine, which comprises a supporting shell and a rotary positioning mechanism, wherein the rotary positioning mechanism comprises a positioning component and a mounting disc component, the upper part and the lower part of the mounting disc component are respectively connected with the supporting shell through bearings, and the top of the mounting disc component is connected with a stand column; the positioning assembly is connected with the mounting disc assembly, and the mounting disc assembly is positioned through the positioning assembly.

Further, the positioning assembly comprises a spring positioning pin, a mounting seat and a pedal; the upper part of the spring positioning pin is connected with the mounting seat, and the lower part of the spring positioning pin is connected with the pedal; one end of the pedal is hinged with the mounting seat, and the spring positioning pin is driven to move up and down by rotating the pedal, so that the spring positioning pin is separated from or connected with the mounting disc assembly.

Further, the spring positioning pin comprises a shell, a positioning pin body, a spring and a locking nut, wherein the lower end of the shell is connected with the locking nut; the upper end of the positioning pin body penetrates through the top of the shell and is in sliding connection with the shell; the lower end of the positioning pin body penetrates through the locking nut and is in sliding connection with the locking nut; the part of the positioning pin body located in the shell is sleeved with a spring.

Furthermore, the middle part of the pedal is provided with a long hole, and the lower part of the spring positioning pin penetrates through the long hole to be connected with the nut.

Further, the mounting disc subassembly includes column mouting bottom plate, rotation axis and positioning disk, and the top and the column mouting bottom plate of rotation axis are connected, and the middle part and the positioning disk of rotation axis are connected, are provided with the locating hole of being connected with positioning component on the positioning disk.

Furthermore, four positioning holes are formed in the positioning disc, and the included angle formed by the circle centers of two adjacent positioning holes and the connecting line of the circle centers of the positioning disc is 90 degrees.

Furthermore, the bottom of the supporting shell is provided with a universal wheel, and the universal wheel is provided with a brake mechanism.

The utility model has the beneficial effects that: according to the upright post rotary positioning device for the X-ray machine, due to the adoption of a brand-new rotary positioning mechanism, 360-degree rotation of the upright post can be realized, the upright post can be fixed at 90 degrees, 180 degrees, 270 degrees and 360 degrees, and the technical effect of accurate positioning of the upright post is realized.

Drawings

FIG. 1 is a schematic structural diagram of a column rotation positioning device for an X-ray machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of an apparatus for rotationally positioning a column of an X-ray machine according to the present invention;

FIG. 3 is a schematic front view of a positioning assembly according to the present invention;

FIG. 4 is a side view of the positioning assembly of the present invention;

FIG. 5 is a cross-sectional structural view of the positioning assembly of the present invention;

FIG. 6 is a schematic view of the spring alignment pin of the present invention;

FIG. 7 is a schematic structural view of a mounting plate assembly of the present invention;

FIG. 8 is a schematic structural diagram of a positioning plate of the present invention.

In the figure: 1. a support housing; 2. a rotary positioning mechanism; 21. a positioning assembly; 211. a spring positioning pin; 2111. a housing; 2112. a locating pin body; 2113. a spring; 2114. locking the nut; 2115. a gasket; 2116. a baffle ring; 212. a mounting seat; 213. a foot pedal; 2131. a strip hole; 214. a pedal shaft; 22. a mounting plate assembly; 221. a bottom plate is installed on the upright post; 222. a rotating shaft; 223. positioning a plate; 2231. positioning holes; 224. a flat bond; 225. a screw; 3. a universal wheel; 4. and a bearing.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.

Example 1:

referring to fig. 1 and 2, the utility model provides a column rotation positioning device for an X-ray machine. The device comprises a support housing 1 and a rotational positioning mechanism 2. The rotary positioning mechanism 2 includes a positioning assembly 21 and a mounting plate assembly 22. The upper part and the lower part of the mounting disc assembly 22 are respectively connected with the supporting shell 1 through a bearing 4, and the top of the mounting disc assembly 22 is connected with the upright post; by rotating the post, the mounting plate assembly 22 is caused to rotate relative to the support housing 1. The positioning component 21 is connected with the mounting disc component 22, and the mounting disc component 22 is positioned through the positioning component 21; after the mounting disc assembly 22 rotates to a certain position of the positioning assembly 21, the mounting disc assembly 22 and the positioning assembly 21 are fixed. The bottom of the supporting shell 1 can be provided with a universal wheel 3 with a brake mechanism, so that the upright post can be moved and fixed conveniently. The brake mechanism and the universal wheel 3 of the present invention are prior art and will not be described herein.

Specifically, referring to fig. 3-5, the positioning assembly 21 includes a spring positioning pin 211, a mount 212, and a foot pedal 213. The upper part of the spring positioning pin 211 passes through the top plate of the mounting seat 212 to be connected with the mounting seat 212, and the lower part of the spring positioning pin 211 passes through the elongated hole 2131 of the pedal plate 213 to be connected with the pedal plate 213 through a bolt. One end of the pedal 213 is hinged to the mounting seat 212 through a pedal shaft 214, and the spring positioning pin 211 is driven to move up and down by rotating the pedal 213, so that the spring positioning pin 211 is separated from or connected to the mounting disc assembly 22. When the spring positioning pin 211 is separated from the mounting disc assembly 22, the mounting disc assembly 22 can rotate along with the upright post; when the rotation reaches a certain angle, the mounting disc assembly 22 is clamped and fixed with the spring positioning pin 211.

Specifically, referring to FIG. 6, spring locator pin 211 includes a housing 2111, a locator pin body 2112, a spring 2113, and a locking nut 2114. Wherein, the lower end of the housing 2111 is connected with a locking nut 2114 through threads, and a washer 2115 is arranged at the connection position. A through hole is provided at the top of the housing 2111, the upper end of the dowel body 2112 passes through the through hole at the top of the housing 2111, and the dowel body 2112 can move up and down with respect to the housing 2111. The inner ring of the locking nut 2114 is smooth, the lower end of the dowel body 2112 passes through the inner ring of the locking nut 2114, and the dowel body 2112 is movable relative to the locking nut 2114. The part of the locating pin body 2112 positioned in the shell 2111 is sleeved with a spring 2113, the lower end of the spring 2113 is connected with the upper end of a locking nut 2114, and the upper end of the spring 2113 is connected with a retaining ring 2116 at the upper part of the locating pin body 2112. The middle part of the pedal plate 213 is provided with a long hole 2131, and the lower part of the spring positioning pin 211 passes through the long hole 2131 and is connected with a nut below the pedal plate 213; the outer diameter of the nut is larger than the width of the elongated hole 2131 to connect the spring positioning pin 211 with the pedal plate 213. By stepping on the pedal 213, the pedal 213 rotates downward to drive the spring positioning pin 211 to move downward, so that the spring positioning pin 211 is separated from the mounting disc assembly 22, and the mounting disc assembly 22 can rotate together with the upright column.

Specifically, referring to fig. 7, the mounting plate assembly 22 includes a column mounting base plate 221, a rotation shaft 222, and a positioning plate 223. The top of the rotating shaft 222 and the column mounting base plate 221 may be fixedly connected by a flat key; the middle part of the rotating shaft 222 and the positioning plate 223 can be fixedly connected through a flat key 224, and can also be fixedly connected through a screw 225 to increase the connection strength of the positioning plate 223. The upper and lower portions of the rotation shaft 222 are also connected to the support housing 1 through bearings 4, respectively, so that the rotation shaft 222 can rotate with respect to the support housing 1. The positioning plate 223 is provided with a positioning hole 2231 connected to the positioning pin body 2112 of the positioning unit 21. Referring to fig. 8, four positioning holes 2231 are formed in the positioning plate 223, and an included angle formed by a line connecting centers of two adjacent positioning holes 2231 and a center of a circle of the positioning plate 223 is 90 degrees. The stand column can realize 360-degree rotation and can be fixed at 90 degrees, 180 degrees, 270 degrees and 360 degrees.

Claims

1. The utility model provides a stand rotational positioning device for X-ray machine which characterized in that: the device comprises a supporting shell (1) and a rotary positioning mechanism (2), wherein the rotary positioning mechanism (2) comprises a positioning assembly (21) and a mounting disc assembly (22), the upper part and the lower part of the mounting disc assembly (22) are respectively connected with the supporting shell (1) through bearings (4), and the top of the mounting disc assembly (22) is connected with an upright post; the positioning assembly (21) is connected with the mounting disc assembly (22), and the mounting disc assembly (22) is positioned through the positioning assembly (21).

2. The vertical column rotary positioning device for an X-ray machine according to claim 1, wherein: the positioning assembly (21) comprises a spring positioning pin (211), a mounting seat (212) and a pedal plate (213); the upper part of the spring positioning pin (211) is connected with the mounting seat (212), and the lower part of the spring positioning pin (211) is connected with the pedal (213); one end of the pedal plate (213) is hinged with the mounting seat (212), and the spring positioning pin (211) is driven to move up and down by rotating the pedal plate (213), so that the spring positioning pin (211) is separated from or connected with the mounting plate component (22).

3. The column rotary positioning device of claim 2, wherein: the spring positioning pin (211) comprises a housing (2111), a positioning pin body (2112), a spring (2113) and a locking nut (2114), and the lower end of the housing (2111) is connected with the locking nut (2114); the upper end of the locating pin body (2112) penetrates through the top of the shell (2111) and is connected with the shell (2111) in a sliding mode; the lower end of the locating pin body (2112) penetrates through the locking nut (2114) and is in sliding connection with the locking nut (2114); the part of the locating pin body (2112) located inside the shell (2111) is sleeved with the spring (2113).

4. The column rotary positioning device of claim 2, wherein: the middle part of the pedal plate (213) is provided with a long hole (2131), and the lower part of the spring positioning pin (211) penetrates through the long hole (2131) to be connected with a nut.

5. The vertical column rotary positioning device for an X-ray machine according to claim 1, wherein: the mounting disc assembly (22) comprises an upright mounting base plate (221), a rotating shaft (222) and a positioning disc (223), the top of the rotating shaft (222) is connected with the upright mounting base plate (221), the middle of the rotating shaft (222) is connected with the positioning disc (223), and a positioning hole (2231) connected with the positioning assembly (21) is formed in the positioning disc (223).

6. The vertical column rotary positioning device for an X-ray machine according to claim 5, wherein: four positioning holes (2231) are arranged on the positioning disc (223), and the included angle formed by the connection line of the circle centers of two adjacent positioning holes (2231) and the circle center of the positioning disc (223) is 90 degrees.

7. The vertical column rotary positioning device for an X-ray machine according to claim 1, wherein: the bottom of the supporting shell (1) is provided with a universal wheel (3), and the universal wheel (3) is provided with a brake mechanism.