CN219891414U - Compton camera case - Google Patents

Abstract

The utility model relates to the field of radiation detection and imaging, in particular to a Compton camera case, which comprises a case, wherein an optical camera and a Compton camera are arranged in the case, a supporting structure is arranged at the bottom of the case, and a temperature control assembly is arranged in the case; the temperature control assembly comprises a fan, a controller and a temperature sensor, wherein the fan and the controller are arranged on the inner wall of the case, the temperature sensor is arranged at the bottom edge of the Compton camera, the temperature sensor, the controller and the fan are sequentially and electrically connected, a vent hole is formed in the case, the temperature sensor measures the temperature in real time, measured data are transmitted to the controller, the obtained data are compared with a set threshold value, and after the obtained data exceed the set threshold value, the fan is started and the temperature is kept constant through the corresponding rotating speed, so that the influence of temperature fluctuation change on the energy resolution of the detector is reduced.

Description

Compton camera case

Technical Field

The present disclosure relates to the field of radiation detection and imaging technologies, and in particular, to a case for a compton camera.

Background

Compton camera is a gamma ray imaging technique, which judges the direction of incident gamma ray according to Compton scattering principle, and has the imaging characteristic of electron collimation. Compton camera imaging technology has important applications in many fields. Compton cameras can perform quantitative and positional measurements on a radiation source. Compton cameras need to be able to turn and move due to the uncertainty and complexity of the radiation source being measured. And can form a complete set and use the machine case, protect the internal element through the machine case to reduce the external influence to the internal element, thus improve whole life.

Where energy resolution is a critical parameter in determining the Compton camera position, temperature fluctuations may lead to a deterioration of the energy resolution of the detector due to the heat generated by the signal amplifier and uncertainty in the operating environment temperature. However, the existing case does not have a temperature adjusting function, so that the temperature stability of the camera cannot be guaranteed, and the energy resolution of the detector is affected by temperature fluctuation and change, so that the service condition of the camera is affected.

Disclosure of Invention

The present disclosure provides a Compton camera chassis to solve the problem that the inventor recognizes that the energy resolution of the detector is deteriorated due to the uncertainty of the temperature of the working environment and the heat generated by the signal amplifier. However, the existing case does not have a temperature adjusting function, so that the temperature stability of the camera cannot be guaranteed, the energy resolution of the detector is influenced by temperature fluctuation and change, and the service condition of the camera is further influenced.

The disclosure provides a Compton camera case, which comprises a case, wherein an optical camera and a Compton camera are arranged in the case, a supporting structure is arranged at the bottom of the case, and a temperature control assembly is arranged in the case; the temperature control assembly comprises a fan, a controller and a temperature sensor, wherein the fan and the controller are both arranged on the inner wall of the case, the temperature sensor is arranged at the edge of the bottom of the Compton camera, the temperature sensor, the controller and the fan are electrically connected in sequence, and a vent hole is formed in the case.

In any of the above technical solutions, further, the supporting structure comprises a base and an installation seat, the installation seat is arranged at the bottom of the chassis, a limit rod is arranged at the top of the base, a fixed cylinder is movably sleeved on the surface of the limit rod, the fixed cylinder is arranged at the left side of the installation seat, a rotary table is arranged on the installation seat, an electric telescopic rod is arranged at the top of the base, and the top of the electric telescopic rod is movably connected with the bottom of the installation seat.

In any of the above technical solutions, further, the rotary table includes a mounting table, a top of the mounting table is connected with a bottom of the chassis, a rotating motor is disposed in the mounting seat, an output end of the rotating motor extends to an outside of the mounting seat to be connected with the bottom of the mounting table, and a rotating gap is formed between the bottom of the mounting table and the top of the mounting seat.

In any of the above technical solutions, further, the camera comprises a variable thickness window structure, the number of the variable thickness window structures is at least two, the variable thickness window structure comprises a fixing seat, the fixing seat is arranged on the inner wall of the chassis, a driving motor is arranged in the fixing seat, an output end of the driving motor extends to an outer portion of the fixing seat and is connected with a fixing column, a mounting sleeve is sleeved on the surface of the fixing column, and a camera window is connected to the surface of the mounting sleeve.

In any of the above technical solutions, the terminal further comprises a terminal, the terminal comprises a wireless communicator and a display, the wireless communicator is electrically connected with the display, and the controller, the driving motor, the rotating motor and the electric telescopic rod are all in wireless connection with the wireless communicator.

In any of the above technical solutions, further, a dust screen is disposed in the vent hole.

In any of the above technical solutions, further, a ball is provided at the top of the mounting seat, and a limit groove is provided at the bottom of the mounting table, and the surface of the ball is abutted to the inner wall of the limit groove.

In any of the above technical solutions, further, a cover plate is detachably connected to the top of the chassis.

In any of the above technical solutions, further, a battery is disposed in the chassis, and the temperature sensor, the controller, the fan, the driving motor, the rotating motor, and the electric telescopic rod are all electrically connected with the battery.

In any of the above technical solutions, further, a charging hole is formed in the chassis.

The beneficial effects of the present disclosure mainly lie in:

1. the temperature sensor measures the temperature in real time, the measured data are transmitted to the controller, the obtained data are compared with a set threshold value, and when the set threshold value is exceeded, the fan is started and the temperature is kept constant through the corresponding rotating speed, so that the influence of temperature fluctuation and change on the energy resolution of the detector is reduced.

2. Through the setting of electric telescopic handle, and then can change the mount pad and the level becomes between the angle, can adjust according to actual conditions to satisfy the use under the different circumstances, improve whole practicality.

3. The rotating motor can control the rotation of the mounting table, so that the case is driven to rotate, the camera rotates, the camera angle does not need to be manually replaced, manual operation is reduced, and efficiency is improved.

4. The setting of a plurality of variable thickness window structures changes the camera window through driving motor and turns to, realizes the thickness adjustment of camera window, and the window of suitable thickness is put and is got rid of low energy gamma before compton camera and help improving its performance, also can avoid the condition that the strong radiation source probably causes the detector saturation and unable normal work simultaneously, simple structure, the operation of being convenient for can realize the change of different thickness camera windows easily in order to satisfy actual conditions and use.

5. The device operation data can be known in real time through the terminal, and the electric push rod and the rotating motor can be remotely controlled to be started and closed, so that the operation in the field is not needed, and the manual operation difficulty is reduced.

It is to be understood that both the foregoing general description and the following detailed description are for purposes of example and explanation and are not necessarily limiting of the disclosure. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate the subject matter of the present disclosure. Meanwhile, the description and drawings are used to explain the principles of the present disclosure.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required in the detailed description or the prior art will be briefly described, it will be apparent that the drawings in the following description are some embodiments of the present disclosure, and other drawings may be obtained according to the drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram (front view) of a chassis structure according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram (side view) of a chassis structure according to an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a support structure in accordance with an embodiment of the present disclosure (front view);

FIG. 4 is a schematic diagram of a support structure in accordance with an embodiment of the present disclosure;

FIG. 5 is a schematic view (front cross-sectional view) of a turret structure in an embodiment of the disclosure;

FIG. 6 is a schematic diagram (top view) of a chassis according to an embodiment of the disclosure;

FIG. 7 is a schematic view (front cross-sectional view) of a fixing base according to an embodiment of the disclosure;

fig. 8 is a schematic view (top cross-sectional view) of a battery structure in an embodiment of the disclosure;

FIG. 9 is a schematic view (top cross-sectional view) of a dust screen in an embodiment of the disclosure;

fig. 10 is a schematic diagram of an electrical control flow in an embodiment of the disclosure.

Icon:

100-a case; 101-a fan; 102-a controller; 103-a vent; 104-fixing base; 105-driving a motor; 106-fixing the column; 107-mounting sleeve; 108-a camera window; 109-dustproof mesh; 110-cover plate; a 111-cell; 112-charging holes; 200-an optical camera; 300-compton camera; 400-base; 401-mounting seats; 402-a limit rod; 403-fixing cylinder; 404-electric telescopic rod; 405-mounting stage; 406-a rotating electric machine; 407-a rotational gap; 408-balls; 409-limit groove.

Detailed Description

The following description of the embodiments of the present disclosure will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all, of the embodiments of the present disclosure.

Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

In the description of the present disclosure, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art in the specific context.

Referring to fig. 1, 2, 6, 8 and 9, in one or more embodiments, a Compton camera case is provided, including a case 100, an optical camera 200 and a Compton camera 300 are disposed in the case 100, a support structure is disposed at the bottom of the case 100, and a temperature control component is disposed in the case 100; the temperature control assembly comprises a fan 101, a controller 102 and a temperature sensor, wherein the fan 101 and the controller 102 are both arranged on the inner wall of the chassis 100, the temperature sensor is arranged at the edge of the bottom of the Compton camera 300, the temperature sensor, the controller 102 and the fan 101 are sequentially and electrically connected, the chassis 100 is provided with a vent hole 103, a dust screen 109 is arranged in the vent hole 103, and the top of the chassis 100 is detachably connected with a cover plate 110.

In this embodiment, the temperature sensor is used to measure the temperature of the compton camera 300 in real time, and the measured data is transmitted to the controller 102, the obtained data is compared with a set threshold, after the set threshold is exceeded, the fan 101 is started and the temperature is kept constant through the corresponding rotation speed, so that the influence of temperature fluctuation change on the energy resolution of the detector is reduced, after the fan 101 is started, air flows through the vent hole 103, the air flows through the dust screen 109, the dust screen 109 can be arranged to block large dust particles from entering, so that impurities are prevented from adhering into the case 100, the situation that the heat dissipation efficiency is influenced due to long-term accumulation is avoided, and the normal service life of the Compton camera 300 is influenced.

It should be noted that, a thermistor temperature sensor with accuracy of ±0.2deg.C is selected, the controller 102 selects the PLC 102 for receiving and transmitting instructions, the temperature in the chassis 100 is obtained every set time, for example, 10 seconds, the controller 102 adjusts the temperature to a corresponding rotation speed according to the temperature, the controller 102 can record the temperature, the ultra-silent fan 101 (less than 20 db) is selected as the fan 101, and the rotation speed is proportional to the power supply voltage.

Referring to fig. 1, 2, 3 and 4, in some embodiments, the supporting structure includes a base 400 and an installation seat 401, the installation seat 401 is disposed at the bottom of the chassis 100, a limit rod 402 is disposed at the top of the base 400, a fixing cylinder 403 is movably sleeved on the surface of the limit rod 402, the fixing cylinder 403 is disposed at the left side of the installation seat 401, a rotary table is disposed on the installation seat 401, an electric telescopic rod 404 is disposed at the top of the base 400, and the top of the electric telescopic rod 404 is movably connected with the bottom of the installation seat 401.

In this embodiment, the chassis 100 is installed on the mounting seat 401, when the angle needs to be adjusted, the electric telescopic rod 404 is controlled, so that the mounting seat 401 is inclined at an angle with the horizontal plane, and in the process of inclination at the angle, the inner wall of the fixing cylinder 403 is contacted with the surface of the limiting rod 402, and the position change of the mounting seat 401 is not affected because the inner wall of the fixing cylinder 403 is in lap joint with the surface of the limiting rod 402, and the setting of the limiting rod 402 can play an effective supporting effect on the mounting seat 401 and can not affect the rotation of the mounting seat 401.

Referring to fig. 5, in some embodiments, the rotary table includes a mounting table 405, a top of the mounting table 405 is connected with a bottom of the chassis 100, a rotating motor 406 is disposed in the mounting seat 401, an output end of the rotating motor 406 extends to an outside of the mounting seat 401 and is connected with the bottom of the mounting table 405, a rotating gap 407 is formed between the bottom of the mounting table 405 and the top of the mounting seat 401, a ball 408 is disposed at the top of the mounting seat 401, a limit groove 409 is disposed at the bottom of the mounting table 405, and a surface of the ball 408 abuts against an inner wall of the limit groove 409.

In this embodiment, when rotation is required, the rotating motor 406 is started to enable the mounting table 405 to rotate, the rotation of the mounting table 405 drives the chassis 100 disposed above the mounting table 405 to rotate, so as to meet different requirements in practical situations, thereby improving practicality, and enabling the compton camera 300 to face a specific direction, so that the compton camera 300 is suitable for a complex radiation environment, and improving imaging quality, wherein in the rotation process of the mounting table 405, the balls 408 slide in the limiting grooves 409, limit the position of the mounting table 405, and the rotation effect of the mounting table 405 is not affected, thereby improving stability.

Referring to fig. 6 and 7, in some embodiments, the camera further includes a variable thickness window structure, the number of the variable thickness window structures is at least two, the variable thickness window structure includes a fixed base 104, the fixed base 104 is disposed on an inner wall of the chassis 100, a driving motor 105 is disposed in the fixed base 104, an output end of the driving motor 105 extends to an external portion of the fixed base 104 and is connected with a fixed column 106, a mounting sleeve 107 is sleeved on a surface of the fixed column 106, and a camera window 108 is connected on a surface of the mounting sleeve 107.

In this embodiment, according to practical situations, the driving motor 105 may be selectively started, the fixing post 106 drives the mounting sleeve 107 to rotate 90 degrees, so that the camera window 108 rotates, and the thickness of the camera window 108 is changed due to the superposition of the plurality of camera windows 108, and only two variable thickness window structures are used as examples for describing the thickness, where the thickness may be in an initial state, that is, no camera window 108, and then a single camera window 108 and two camera windows 108 are in a superposition state, and the thickness is three states.

Referring to fig. 10, in some embodiments, the portable electronic device further includes a terminal, the terminal includes a wireless communicator and a display, the wireless communicator is electrically connected to the display, the controller 102, the driving motor 105, the rotating motor 406 and the electric telescopic rod 404 are all wirelessly connected to the wireless communicator, the battery 111 is disposed in the casing 100, the temperature sensor, the controller 102, the fan 101, the driving motor 105, the rotating motor 406 and the electric telescopic rod 404 are all electrically connected to the battery 111, and the charging hole 112 is formed in the casing 100.

In this embodiment, the working data of the controller 102, the driving motor 105, the rotating motor 406 and the electric telescopic rod 404 are transmitted to the wireless communicator, and then displayed through the display, so that the user can know the working condition in real time, the battery 111 can store the electric power, the power can be supplied to the power utilization structure under the condition of no charging, so as to ensure the stability in the working process, the battery 111 is convenient to be charged through the setting of the charging hole 112, the terminal can be a mobile phone, a computer, a tablet board or the like, and the wireless connection mode can be selected as 4G and 5G, WIFI modes.

It should be noted that, in the present disclosure, specific model specifications of the temperature sensor, the controller 102, the fan 101, the driving motor 105, the rotating motor 406, and the electric telescopic rod 404 need to be determined by selecting a model according to an actual specification of the device, and a specific model selection calculation method adopts a prior art in the art, so detailed descriptions are omitted; the power supply and its principle will be clear to a person skilled in the art and will not be described in detail here; the principle of connection and installation and signal transmission of the parts is well known in the art, and the Compton camera 300 and the optical motor 200 are all made of the prior art, and are not described herein in detail.

Specifically, the working principle of the Compton camera case provided by the present disclosure is that:

after the chassis 100 is placed at a proper position, in the application process, the temperature of the Compton camera 300 is measured in real time through a temperature sensor, measured data are transmitted to the controller 102, the obtained data are compared with a set threshold value, after the set threshold value is exceeded, the fan 101 is started and the temperature is kept constant through the corresponding rotating speed, so that the influence of temperature fluctuation change on the energy resolution of the detector is reduced, after the fan 101 is started, air flows through the vent hole 103, the air flows through the dust screen 109, and the dust screen 109 can block large dust particles from entering;

when the angle is required to be adjusted, the electric telescopic rod 404 is controlled to enable the mounting seat 401 to incline at an angle with the horizontal plane, and in the process of inclining at the angle, the limiting rod 402 has the effect of limiting and supporting the mounting seat 401, and the rotation of the mounting seat 401 is not influenced;

when rotation is required, the rotating motor 406 is started to enable the mounting platform 405 to rotate, and the rotation of the mounting platform 405 drives the case 100 arranged above the mounting platform to rotate, so that different requirements of actual situations are met, the practicability is improved, the Compton camera 300 can be oriented to a specific direction, the Compton camera 300 is suitable for a complex radiation environment, and the imaging quality is improved;

according to practical situations, the driving motor 105 can be selectively started, the mounting sleeve 107 is driven to rotate by 90 degrees through the output end, so that the camera window 108 is rotated, and the thickness of the camera window 108 is changed due to superposition of a plurality of camera windows 108, wherein the thickness is described by taking two variable thickness window structures as an example, and the thickness can be in an initial state, namely, no camera window 108 exists, then, a single camera window 108 and two camera windows 108 are in a superposition state, and the thickness is three states;

in the working process, working data of the controller 102, the driving motor 105, the rotating motor 406 and the electric telescopic rod 404 are transmitted to the wireless communicator, and then displayed through the display, so that a user can conveniently know working conditions in real time.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present disclosure, and not for limiting the same; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present disclosure.

Claims (10)

1. The Compton camera case is characterized by comprising a case, wherein an optical camera and a Compton camera are arranged in the case, a supporting structure is arranged at the bottom of the case, and a temperature control assembly is arranged in the case; the temperature control assembly comprises a fan, a controller and a temperature sensor, wherein the fan and the controller are both arranged on the inner wall of the case, the temperature sensor is arranged at the edge of the bottom of the Compton camera, the temperature sensor, the controller and the fan are electrically connected in sequence, and a vent hole is formed in the case.

2. The Compton camera chassis according to claim 1, wherein the supporting structure comprises a base and a mounting seat, the mounting seat is arranged at the bottom of the chassis, a limit rod is arranged at the top of the base, a fixed cylinder is movably sleeved on the surface of the limit rod, the fixed cylinder is arranged at the left side of the mounting seat, a rotary table is arranged on the mounting seat, an electric telescopic rod is arranged at the top of the base, and the top of the electric telescopic rod is movably connected with the bottom of the mounting seat.

3. The Compton camera chassis of claim 2, wherein the rotary table includes a mount table, a top of the mount table is connected to a bottom of the chassis, a rotary motor is disposed inside the mount table, an output end of the rotary motor extends to an outside of the mount table to be connected to the bottom of the mount table, and a rotary gap is provided between the bottom of the mount table and the top of the mount table.

4. The Compton camera chassis of claim 3, further comprising a variable thickness window structure, wherein the number of the variable thickness window structures is at least two, the variable thickness window structure comprises a fixing base, the fixing base is arranged on the inner wall of the chassis, a driving motor is arranged in the fixing base, an output end of the driving motor extends to the outer portion of the fixing base and is connected with a fixing column, a mounting sleeve is sleeved on the surface of the fixing column, and a camera window is connected on the surface of the mounting sleeve.

5. The Compton camera chassis of claim 4, further comprising a terminal comprising a wireless communicator and a display, wherein the wireless communicator is electrically connected to the display, and wherein the controller, the drive motor, the rotary motor, and the motor-driven telescopic link are all wirelessly connected to the wireless communicator.

6. The Compton camera chassis of claim 5, wherein a dust screen is disposed within the vent.

7. The Compton camera chassis of claim 6, wherein the top of the mount is provided with a ball, the bottom of the mount is provided with a limit groove, and the surface of the ball abuts against the inner wall of the limit groove.

8. The Compton camera chassis of claim 7, wherein a cover is removably attached to a top of the chassis.

9. The case for a compton camera of claim 8, wherein a battery is disposed in said case, and wherein said temperature sensor, said controller, said fan, said driving motor, said rotating motor, and said electric telescopic rod are all electrically connected to said battery.

10. The Compton camera chassis of claim 9, wherein the chassis is provided with a charging hole.