CN212275069U

CN212275069U - Fixing structure of PMT probe

Info

Publication number: CN212275069U
Application number: CN201922173988.2U
Authority: CN
Inventors: 张旻; 孙宝树; 李赟
Original assignee: Xi'an Zhonghaiwei Energy Technology Co Ltd
Current assignee: Xi'an Zhonghaiwei Energy Technology Co Ltd
Priority date: 2019-12-07
Filing date: 2019-12-07
Publication date: 2021-01-01
Anticipated expiration: 2029-12-07

Abstract

The utility model discloses a fixed knot of PMT probe constructs, including fixed frame, slide and centre gripping cushion, the both ends of fixed frame are connected with the erection joint board, and the upper end of erection joint board is connected with set screw, the one end of pivot is connected with the axle sleeve, and the opposite side distribution of axle sleeve has the dehumidification fan, the opposite side distribution of dehumidification fan has the probe body, and the other end distribution of probe body has the spacing groove, the centre gripping cushion distributes in the both sides of probe body, and the other end of centre gripping cushion is connected with the threaded rod, the surface distribution of threaded rod has compression spring. This PMT probe's fixed knot constructs is provided with slide and compression spring, can be convenient for install fixedly to the probe, and can carry out effectual protection to the probe body through the centre gripping cushion to the device still is provided with except that damp fan, can remove the tide to the probe, makes greatly increased the life of probe.

Description

Fixing structure of PMT probe

Technical Field

The utility model relates to a fixing device technical field specifically is a fixed knot of PMT probe constructs.

Background

Photomultiplier tubes are widely used in various scientific experiments and engineering measurements as highly sensitive light detecting devices. The detector is connected with a scintillator serving as a detection medium through an optical coupling agent to form a photomultiplier detector, very weak even single photon signals generated by various scintillator detectors can be converted into electronic pulse signals with the amplitude meeting the requirements, and the rising edge and the signal size of the electronic pulse signals represent the generation time and the photon number of light pulses. However, the photomultiplier is a very fragile device which is afraid of light and magnetism, and the photomultiplier can exert the characteristics of high sensitivity and high stability only by being protected and fixed and being precisely connected with a detection medium.

The fixing device of the PMT probe on the market is not convenient to mount and dismount, inconvenience is brought to installation of workers, the PMT probe is very fragile and easy to damage after being fixed, no protection measures are arranged on the PMT probe, and trouble is brought to the workers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed knot of PMT probe constructs to solve the fixing device of the PMT probe on the market that proposes in the above-mentioned background art and be not convenient for mostly install and dismantle, bring inconveniently for staff's installation, and the PMT probe is very fragile, damages very easily after it is fixed, does not set up safeguard measure to it, has brought troublesome problem for the staff.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing structure of a PMT probe comprises a fixing frame, a sliding plate and a clamping cushion, wherein two ends of the fixing frame are connected with mounting connecting plates, the upper ends of the mounting connecting plates are connected with fixing screws, the outer walls of two sides of the fixing frame are connected with ventilation screen plates, and probe limiting cylinders are distributed in the middle of the fixing frame;

the utility model discloses a moisture removing fan, including fixed frame, slide, transmission motor, pivot, axle sleeve, probe body, clamping cushion, pivot, the slide is connected in the upper end of fixed frame, and distributes between fixed frame and the slide and have the spout, transmission motor is installed to the inside one end of fixed frame, and transmission motor's both sides distribute and have the limiting plate, transmission motor's one end is connected with the belt, and the other end of belt is connected with the pivot, the one end of pivot is connected with the axle sleeve, and the opposite side of axle sleeve distributes and remove damp fan, the opposite side of removing damp fan distributes and has the probe body, and the other end of probe body distributes and have the.

Preferably, a detachable structure is formed between the ventilation screen plate and the fixed frame, and an integrated structure is formed between the mounting connecting plate and the fixed frame.

Preferably, the sliding plate and the fixed frame form a sliding structure through the sliding groove, and the sliding plate and the fixed frame are distributed in a parallel manner.

Preferably, the transmission motor passes through and constitutes transmission structure between belt and the pivot, and transmission motor passes through and constitutes detachable construction between limiting plate and the fixed frame.

Preferably, the dehumidifying fan forms a rotating structure between the rotating shaft and the shaft sleeve, and a fixed connection structure is formed between the rotating shaft and the dehumidifying fan.

Preferably, the clamping cushion forms an elastic structure through the compression spring and the threaded rod, and the threaded rod and the clamping cushion are vertically distributed.

Compared with the prior art, the beneficial effects of the utility model are that: the fixing structure of the PMT probe is provided with the sliding plate and the compression spring, so that the probe can be conveniently installed and fixed, the probe body can be effectively protected through the clamping cushion, and the device is also provided with the dehumidifying fan, so that the dehumidifying of the probe can be realized, and the service life of the probe is greatly prolonged;

the fixing structure of the PMT probe is provided with a sliding structure, the sliding plate and the fixing frame form the sliding structure through the sliding chute, so that the sliding plate is convenient to mount and open, and the sliding plate can be fixed through a screw to prevent the sliding plate from automatically sliding out;

this PMT probe's fixed knot constructs and is provided with transmission structure, and transmission motor makes to drive the pivot through the belt and rotate under transmission motor's rotation and thereby drive the dehumidification fan and dehumidify the inside of fixed frame through constituting transmission structure between belt and the pivot for greatly increased probe's life.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the internal structure of the present invention.

In the figure: 1. a fixing frame; 2. mounting a connecting plate; 3. a set screw; 4. a ventilation screen plate; 5. a probe limiting cylinder; 6. a slide plate; 7. a chute; 8. a drive motor; 9. a limiting plate; 10. a belt; 11. a rotating shaft; 12. a shaft sleeve; 13. a dehumidifying fan; 14. a probe body; 15. a limiting groove; 16. clamping the soft cushion; 17. a threaded rod; 18. compressing the spring.

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. 1-3, the present invention provides a technical solution: a fixing structure of a PMT probe comprises a fixing frame 1, an installation connecting plate 2, fixing screws 3, a ventilation screen plate 4, a probe limiting cylinder 5, a sliding plate 6, a sliding groove 7, a transmission motor 8, a limiting plate 9, a belt 10, a rotating shaft 11, a shaft sleeve 12, a dehumidifying fan 13, a probe body 14, a limiting groove 15, a clamping cushion 16, a threaded rod 17 and a compression spring 18, wherein the two ends of the fixing frame 1 are connected with the installation connecting plate 2, the upper end of the installation connecting plate 2 is connected with the fixing screws 3, the outer walls of the two sides of the fixing frame 1 are connected with the ventilation screen plate 4, the probe limiting cylinder 5 is distributed in the middle part of the fixing frame 1, a detachable structure is formed between the ventilation screen plate 4 and the fixing frame 1, an integrated structure is formed between the installation connecting plate 2 and the fixing frame 1, the detachable structure is, the cleaning of the ventilation screen 4 is convenient;

the sliding plate 6 is connected to the upper end of the fixed frame 1, the sliding groove 7 is distributed between the fixed frame 1 and the sliding plate 6, the sliding plate 6 and the fixed frame 1 form a sliding structure through the sliding groove 7, the sliding plate 6 and the fixed frame 1 are distributed in a parallel shape, the sliding plate 6 can be conveniently installed and opened through the sliding structure formed between the sliding groove 7 and the fixed frame 1, and the sliding plate 6 can be fixed through screws to prevent the sliding plate 6 from automatically sliding out;

a transmission motor 8 is installed at one end of the inside of the fixed frame 1, limiting plates 9 are distributed on two sides of the transmission motor 8, one end of the transmission motor 8 is connected with a belt 10, the other end of the belt 10 is connected with a rotating shaft 11, the transmission motor 8 forms a transmission structure with the rotating shaft 11 through the belt 10, the transmission motor 8 forms a detachable structure with the fixed frame 1 through the limiting plates 9, and the transmission motor 8 forms a transmission structure with the rotating shaft 11 through the belt 10 so that the rotating shaft 11 is driven to rotate through the belt 10 under the rotation of the transmission motor 8 to drive a dehumidifying fan 13 to dehumidify the inside of the fixed frame 1, so that the service life of the probe is greatly prolonged;

one end of the rotating shaft 11 is connected with a shaft sleeve 12, the other side of the shaft sleeve 12 is distributed with a dehumidifying fan 13, the dehumidifying fan 13 forms a rotating structure with the shaft sleeve 12 through the rotating shaft 11, a fixed connecting structure is formed between the rotating shaft 11 and the dehumidifying fan 13, and the dehumidifying fan 13 facilitates the dehumidifying effect on the probe through the rotating structure formed between the rotating shaft 11 and the shaft sleeve 12;

remove damp fan 13's opposite side and distribute probe body 14, and the other end distribution of probe body 14 has spacing groove 15, centre gripping cushion 16 distributes in the both sides of probe body 14, and the other end of centre gripping cushion 16 is connected with threaded rod 17, the surface distribution of threaded rod 17 has compression spring 18, centre gripping cushion 16 passes through and constitutes elastic structure between compression spring 18 and the threaded rod 17, and be vertical form distribution between threaded rod 17 and the centre gripping cushion 16, centre gripping cushion 16 passes through to constitute elastic structure between compression spring 18 and the threaded rod 17 and makes and carry out good centre gripping to probe body 14, and can effectively protect probe body 14 through centre gripping cushion 16.

The working principle is as follows: for the fixing structure of the PMT probe, firstly, the transmission motor 8 and the dehumidifying fan 13 are installed by sliding the sliding plate 6 out; then clamping and fixing the probe body 14, manually pulling the threaded rod 17 outwards during fixing, and then placing the probe body 14 between the clamping soft pads 16; then the threaded rod 17 is opened, so that the clamping cushion 16 is driven under the elasticity of the compression spring 18 to clamp and fix the probe body 14, the clamping cushion 16 can well clamp the probe body 14 through an elastic structure formed between the compression spring 18 and the threaded rod 17, the probe body 14 can be effectively protected through the clamping cushion 16, then the sliding plate 6 is well covered in a sliding manner, the sliding plate 6 is convenient to install and open through a sliding structure formed between the sliding groove 7 and the fixing frame 1, and the sliding plate 6 can be fixed through a screw, so that the sliding plate 6 is prevented from automatically sliding out; and finally, fixing the fixing frame 1 at a required using place through the mounting connecting plate 2 and the fixing screws 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed knot of PMT probe constructs, includes fixed frame (1), slide (6) and centre gripping cushion (16), its characterized in that: two ends of the fixed frame (1) are connected with mounting connecting plates (2), the upper ends of the mounting connecting plates (2) are connected with fixing screws (3), the outer walls of two sides of the fixed frame (1) are connected with ventilation screen plates (4), and probe limiting cylinders (5) are distributed in the middle of the fixed frame (1);

the probe is characterized in that the sliding plate (6) is connected to the upper end of the fixed frame (1), sliding grooves (7) are distributed between the fixed frame (1) and the sliding plate (6), a transmission motor (8) is installed at one end inside the fixed frame (1), limiting plates (9) are distributed on two sides of the transmission motor (8), one end of the transmission motor (8) is connected with a belt (10), the other end of the belt (10) is connected with a rotating shaft (11), one end of the rotating shaft (11) is connected with a shaft sleeve (12), a dehumidifying fan (13) is distributed on the other side of the shaft sleeve (12), a probe body (14) is distributed on the other side of the dehumidifying fan (13), and a limiting groove (15) is distributed on the other end of the;

the utility model discloses a probe, including probe body (14), centre gripping cushion (16), and the other end of centre gripping cushion (16) is connected with threaded rod (17), the surface distribution of threaded rod (17) has compression spring (18).

2. The fixing structure of a PMT probe according to claim 1, wherein: constitute detachable construction between ventilation otter board (4) and fixed frame (1), and constitute the integral structure between erection joint board (2) and fixed frame (1).

3. The fixing structure of a PMT probe according to claim 1, wherein: the sliding plate (6) forms a sliding structure with the fixed frame (1) through the sliding groove (7), and the sliding plate (6) and the fixed frame (1) are distributed in a parallel shape.

4. The fixing structure of a PMT probe according to claim 1, wherein: transmission motor (8) pass through and constitute transmission structure between belt (10) and pivot (11), and transmission motor (8) pass through between limiting plate (9) and fixed frame (1) and constitute detachable construction.

5. The fixing structure of a PMT probe according to claim 1, wherein: the dehumidifying fan (13) forms a rotating structure through the rotating shaft (11) and the shaft sleeve (12), and a fixed connecting structure is formed between the rotating shaft (11) and the dehumidifying fan (13).

6. The fixing structure of a PMT probe according to claim 1, wherein: the clamping cushion (16) forms an elastic structure through the compression spring (18) and the threaded rod (17), and the threaded rod (17) and the clamping cushion (16) are vertically distributed.