CN215296177U

CN215296177U - Radiation source bin protection opening and closing shutter mechanism

Info

Publication number: CN215296177U
Application number: CN202121634263.XU
Authority: CN
Inventors: 朱鹏程; 杨康; 孙兆峰; 陆林
Original assignee: Changzhou Ruiqi Precision Measurement Technology Co ltd
Current assignee: Changzhou Ruiqi Precision Measurement Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-24
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a radiation source bin protection opening and closing shutter mechanism, which comprises a base and a radiation source box, a side plate is arranged at the top of the base, a first motor is arranged on one side of the side plate, a driving wheel is arranged on an output shaft of the first motor, a longitudinal guide rail is arranged on one side of the side plate, a longitudinal slide block is connected on the surface of the longitudinal guide rail in a sliding way, a first synchronizing wheel and a second synchronizing wheel are arranged on one side of the side plate close to the driving wheel, synchronous belts are sleeved on the surfaces of the driving wheel, the first synchronous wheel and the second synchronous wheel, the synchronous belts between the first synchronous wheel and the second synchronous wheel are fixed with the longitudinal sliding block, the synchronous belts between the first synchronous wheel and the second synchronous wheel are parallel to the longitudinal guide rail, when the measurement is needed, the first motor can be started to move the radioactive source to a position close to an article to be measured, so that the distance between the radioactive source and the article to be measured is shortened, and the detection precision is improved.

Description

Radiation source bin protection opening and closing shutter mechanism

Technical Field

The utility model relates to a switching shutter release technical field specifically is a radiation source storehouse protection switching shutter release.

Background

The beta-ray thickness gauge can release a certain amount of radiation in the working process, and the radiation has certain damage to a human body, so that a ray exit port needs to be blocked by a lead block after the thickness gauge is detected, radiation leakage is reduced, the existing radiation source bin protection closing structure can only realize switching action, a space for the lead block to move is reserved between a ray source and an object to be detected, the distance between the ray and the object to be detected is increased, and detection precision is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiation source storehouse protection switching shutter mechanism to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a radiation source storehouse protection switching shutter mechanism, includes base and radiation source box, the curb plate is installed at the top of base, motor one is installed to one side of curb plate, install the action wheel on the output shaft of motor one, curb plate one side is installed and is indulged the guide rail, the surface sliding connection who indulges the guide rail has vertical slider, synchronizing wheel one and synchronizing wheel two are installed to one side that the curb plate is close to the action wheel, the hold-in range has been cup jointed on the surface of action wheel, synchronizing wheel one and synchronizing wheel two, hold-in range between synchronizing wheel one and the synchronizing wheel two is fixed with indulging the slider, hold-in range between synchronizing wheel one and the synchronizing wheel two is parallel with vertical guide rail, when needs are measured, can open motor one with the radiation source remove to be close to needs measuring article department to this shortens the radiation source and waits to detect the interval of article, thereby improves and detects the precision.

According to the technical scheme, the emergent port is formed in the middle of the base, the radiation source box is located right above the emergent port, a fixing block is fixedly mounted on one side, close to the radiation source box, of the longitudinal sliding block, and the fixing block is fixedly connected with the radiation source box.

According to the technical scheme, the surface of one side, facing the radioactive source box, of the base is provided with the first transverse guide rail and the second transverse guide rail, the first transverse sliding block is arranged on the surface of the first transverse guide rail in a sliding mode, the second transverse sliding block is arranged on the surface of the second transverse guide rail in a sliding mode, and the lead door block is fixedly arranged between the first transverse sliding block and the second transverse sliding block.

According to the technical scheme, a second motor is fixedly mounted on one side of the first transverse sliding block, the second motor penetrates through the first transverse sliding block to be mounted with a gear, a rack is mounted on one side of the gear, and the rack is meshed with the gear.

According to the technical scheme, the rack is fixedly arranged on the surface of the base, and the rack is parallel to the transverse guide rail I.

According to the technical scheme, the first motor is electrically connected with the second motor.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: through being provided with the hold-in range, when needs are measured, can open motor one and remove the radiation source to be close to article department that needs the measurement to this shortens the interval of radiation source and waiting to detect the article, thereby improves and detects the precision.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall front structure of the present invention;

fig. 2 is a schematic view of the overall side structure of the present invention;

in the figure: 1. a base; 2. a side plate; 3. a longitudinal guide rail; 4. an exit port; 5. a radiation source box; 6. a first transverse guide rail; 7. a second transverse guide rail; 8. a lead door block; 9. a longitudinal slide block; 10. a fixed block; 11. a first motor; 12. a second motor; 13. a second transverse sliding block; 14. a first transverse sliding block; 15. a rack; 16. a gear; 17. a driving wheel; 18. a first synchronizing wheel; 19. a second synchronizing wheel; 20. and (4) a synchronous belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a radiation source bin protection opening and closing shutter mechanism comprises a base 1, wherein an exit port 4 is formed in the middle of the base, a radiation source box 5 is located right above the exit port 4, a fixing block 10 is fixedly installed on one side, close to the radiation source box 5, of a longitudinal sliding block 9, and the fixing block 10 is fixedly connected with the radiation source box 5.

Base 1 and radioactive source box 5, curb plate 2 is installed at base 1's top, motor 11 is installed to one side of curb plate 2, install action wheel 17 on the output shaft of motor 11, 2 one sides of curb plate are installed and are indulged guide rail 3, the sliding surface connection who indulges guide rail 3 has vertical slider 9, synchronizing wheel 18 and synchronizing wheel two 19 are installed to one side that curb plate 2 is close to action wheel 17, synchronizing wheel 18 and synchronizing wheel two 19's surface has cup jointed hold-in range 20, hold-in range 20 between synchronizing wheel 18 and the synchronizing wheel two 19 is fixed with vertical slider 9, hold-in range 20 between synchronizing wheel 18 and the synchronizing wheel two 19 is parallel with vertical guide rail 3.

The surface of one side, facing the radioactive source box 5, of the base 1 is provided with a first transverse guide rail 6 and a second transverse guide rail 7, the surface of the first transverse guide rail 6 is provided with a first transverse sliding block 14 in a sliding mode, the surface of the second transverse guide rail 7 is provided with a second transverse sliding block 13 in a sliding mode, and a lead door block 8 is fixedly arranged between the first transverse sliding block 14 and the second transverse sliding block 13.

One side of the first transverse sliding block 14 is fixedly provided with a second motor 12, the second motor 12 penetrates through the first transverse sliding block 14 and is provided with a gear 16, one side of the gear 16 is provided with a rack 15, and the rack 15 is meshed with the gear 16.

The rack 15 is fixedly arranged on the surface of the base 1, and the rack 15 is parallel to the first cross guide rail 6.

The first motor 11 is electrically connected with the second motor 12, and the first motor 11 and the second motor 12 are electrically connected with a synchronous controller for controlling the first motor 11 and the second motor 12 to start synchronously at the same speed.

The working principle is as follows: after the detection work is finished, the first motor 11 can be started, and because the first motor 11 is synchronously and electrically connected with the second motor 12, the second motor 12 can be synchronously started after the first motor 11 is started, the first motor 11 can drive the driving wheel 17 to rotate after the starting, the driving wheel 17 can drive the synchronous belt 20 to rotate around the first synchronous wheel 18 and the second synchronous wheel 19, and in the process, the synchronous belt 20 between the first synchronous wheel 18 and the second synchronous wheel 19 can pull the longitudinal sliding block 9 to move away from the direction of the exit port 4, so that the longitudinal sliding block 9 can drive the radiation source box 5 to move away from the exit port 4.

Meanwhile, the second motor 12 can drive the gear 16 to synchronously rotate, the gear 16 can be meshed with the rack 15, the rack 15 is fixed on the surface of the base 1, the second motor 12 can be pushed by the gear 16 to move towards the direction of the exit port 4, the second motor 12 can drive the first transverse sliding blocks 14 to move towards the direction of the exit port 4, each transverse sliding block can pull the lead door block 8 to move towards the exit port 4 until the exit port 4 is blocked by the lead door block 8, and then the lead door block 8 can be used for reducing radiation leakage.

When the detector needs to be used, the first motor 11 can be started reversely, at the same time, the second motor 12 can be started synchronously and reversely, the gear 16 on the output shaft of the second motor 12 can rotate reversely and is meshed with the rack 15, at the same time, the gear 16 can push the second motor 12 to move away from the exit port 4, finally, the lead door block 8 moves away from the exit port 4, so that the exit port 4 is opened, in the process, the first motor 11 can reversely drive the driving wheel 17 and drive the synchronous belt 20 to reversely rotate around the first synchronous wheel 18 and the second synchronous wheel 19, in the process, the synchronous belt 20 positioned between the first synchronous wheel 18 and the second synchronous wheel 19 can pull the longitudinal sliding block 9 towards the exit port 4 and finally pull the radiation source box 5 towards the exit port 4 until the radiation source box 5 is attached to the exit port 4 and then stops, at the distance between the radiation source box 5 and the exit port 4 is short, so that the distance between the radiation source box 5 and an object to be detected is short, the error thereof is also reduced, thereby improving the measurement accuracy.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a radiation source storehouse protection switching shutter mechanism, includes base (1) and radiation source box (5), its characterized in that: curb plate (2) are installed at the top of base (1), motor (11) are installed to one side of curb plate (2), install action wheel (17) on the output shaft of motor (11), curb plate (2) one side is installed and is indulged guide rail (3), the sliding surface connection who indulges guide rail (3) has vertical slider (9), synchronizing wheel (18) and synchronizing wheel two (19) are installed to one side that curb plate (2) are close to action wheel (17), synchronous belt (20) have been cup jointed on the surface of action wheel (17), synchronizing wheel (18) and synchronizing wheel two (19), synchronous belt (20) between synchronizing wheel (18) and synchronizing wheel two (19) are fixed with vertical slider (9), synchronous belt (20) between synchronizing wheel (18) and synchronizing wheel two (19) are parallel with vertical guide rail (3).

2. The radiation source bin protection opening and closing shutter mechanism as claimed in claim 1, wherein: emergent opening (4) have been seted up at the middle part of base (1), radiation source box (5) are located emergent opening (4) directly over, indulge one side fixed mounting that slider (9) are close to radiation source box (5) and have fixed block (10), fixed block (10) and radiation source box (5) fixed connection.

3. The radiation source bin protection opening and closing shutter mechanism as claimed in claim 1, wherein: base (1) has cross guide rail (6) and cross guide rail two (7) towards one side surface mounting of radioactive source box (5), the surface slidable mounting of cross guide rail one (6) has horizontal slider one (14), the surface slidable mounting of cross guide rail two (7) has horizontal slider two (13), fixed mounting has lead door piece (8) between horizontal slider one (14) and horizontal slider two (13).

4. The radiation source bin protection opening and closing shutter mechanism as claimed in claim 3, wherein: one side fixed mounting of horizontal slider (14) has motor two (12), gear (16) are installed in motor two (12) run through horizontal slider (14), rack (15) are installed to one side of gear (16), rack (15) and gear (16) meshing.

5. The radiation source bin protection opening and closing shutter mechanism as claimed in claim 4, wherein: the rack (15) is fixedly arranged on the surface of the base (1), and the rack (15) is parallel to the first transverse guide rail (6).

6. The radiation source bin protection opening and closing shutter mechanism as claimed in claim 4, wherein: the first motor (11) is electrically connected with the second motor (12).