Control unit assembly for X-ray machine

Abstract

The utility model discloses a control unit assembly for an X-ray machine, which comprises a case, a control unit module is arranged at the top of a support plate mounted on the inner wall of the case, and a composite heat dissipation assembly is arranged in the case. The composite heat dissipation assembly comprises a cooling water box installed at the bottom end in the case and a heat exchange plate installed in an opening of the supporting plate, a vertical pipe penetrates through the top of the cooling water box, a shell cover is installed on the top of the cooling water box, and the head of the vertical pipe is located in the shell cover. According to the design of the composite heat dissipation assembly, linkage heat dissipation of air cooling and water cooling is achieved, the heat dissipation effect is better, most of the vertical pipes are soaked in cooling water, airflow can be cooled when passing through the vertical pipes, therefore, the air cooling effect is better, damage to a module caused by high temperature is avoided, meanwhile, no additional electronic equipment is added for air cooling, and the heat dissipation efficiency is improved. Loss noise and additionally generated heat energy are reduced, and the defect of single air cooling in the prior art is overcome.

Description

TECHNICAL FIELD

[0001] The utility model relates to a control unit assembly for X ray machine. BACKGROUND

[0002] X ray machine is mainly composed of X ray generating device (such as X ray tube), high voltage generator, console (i.e. the place of control unit assembly) and other auxiliary equipment. Its working principle is based on the penetration and absorption of X ray, when X ray irradiates human body, due to the density and thickness of various organs and tissues of human body are different, the absorption degree of X ray will be different. These information is recorded by receiving medium, and shows the natural level contrast of black and white on fluorescent screen, film or display, thereby providing diagnostic information for doctors, wherein the control unit assembly is one of the core parts of X ray machine, it is responsible for controlling the operation of whole X ray machine, including the generation of X ray, detection, image processing and safety protection functions. An efficient and stable control unit assembly can ensure the accuracy and safety of X ray machine in clinical diagnosis.

[0003] Since the control unit assembly is responsible for regulating and controlling the generation, intensity, frequency and other key parameters of X ray, these components are usually composed of complex circuits and elements, including power switch tube, transformer, capacitor and the like, they will generate a large amount of heat in the working process, if these heat cannot be dissipated in time, it will lead to the temperature rise inside the control unit assembly, and then affect its performance stability and reliability, with the temperature rise, the parameters of internal elements of power supply will change, leading to unstable output voltage and current, thereby affecting the generation and quality of X ray, and the traditional internal configuration is mostly air cooling, so the heat dissipation effect is relatively single, and the X ray machine is expensive, many are installed in indoor closed environment, and the ventilation is poor, which also affects the efficiency of air cooling.

[0004] Therefore, in view of the above problems, the applicant proposes a control unit assembly for X ray machine to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a control unit assembly for X ray machine to solve the problems in the background art.

[0006] To achieve the above object, the utility model provides following technical scheme: a control unit module for X ray machine assembly, including the support plate top of casing inner wall installation is provided with control unit module, the inside of casing is provided with composite heat abstractor, and the composite heat abstractor includes the cooling water container of installation in the bottom end of casing inside and the heat exchange plate of installation in the opening of support plate, and the top of cooling water container is provided with vertical tube and installs the casing, the top and inside top of vertical tube are rotatably connected with fan blade and turbine, and both share a rotating shaft, the one side of casing is installed mute pump, the both ends of mute pump are connected with the vertical flow channel of vertical tube inside and the heat exchange flow channel of heat exchange plate through the duct, and the other end export of heat exchange flow channel is connected with the top of cooling water container through the duct, the top and inside of cooling water container are provided with a plurality of air ducts, and the opening of one end of air duct is located in the inside of casing, and the other end opening passes through the casing.

[0007] Further, the heat exchange plate is made of metal aluminum, and the heat exchange flow channel in the heat exchange plate is designed in an "S" shape.

[0008] The top surface of the heat exchange plate is provided with a heat conduction layer, and the heat conduction layer is made of graphite.

[0009] Further, the top of the support plate is fixed with two U-shaped frame plates, and the control unit module is fixed on the top of the U-shaped frame plate by screws.

[0010] Further, dustproof mesh covers are installed on both sides of the casing, and the dustproof mesh covers are located above and below the support plate, wherein the dustproof mesh cover located above is circular and the casing is provided with a ventilation opening at this position, and the dustproof mesh cover located below is square and covers the air duct inside.

[0011] Further, the air duct is composed of a horizontal pipe and a vertical pipe, the vertical pipe is provided with a row and connected to the top of the horizontal pipe at the bottom end, the top of the vertical pipe is provided in the top of the cooling water container, and the opening of the vertical pipe is located in the inside of the casing, and the top of the vertical pipe is aligned with the top of the cooling water container, the horizontal pipe is fixed in the opening of the side wall of the cooling water container, and one end of the horizontal pipe passes through the casing and is located in the inside of the dustproof mesh cover.

[0012] Further, line grooves are arranged at the lower two corners of both sides of the casing, the line grooves are located below the support plate, and notches are arranged at the four corners of the support plate, and the notches correspond to the line grooves to facilitate wire entry.

[0013] Further, the ducts for connecting the vertical flow channel in the vertical pipe and the heat exchange flow channel in the heat exchange plate of the mute pump are composed of two liquid suction pipes, the liquid suction pipes are provided with two downward liquid inlets in the vertical flow channel in the vertical pipe, the two liquid inlets pass through the horizontal plate fixed in the vertical flow channel in the vertical pipe, and the four liquid inlets are arranged in a matrix and uniformly distributed on the four sides of the turbine rotating shaft.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses composite radiating assembly design realizes the linkage heat dissipation of air cooling and water cooling, and the most of vertical pipe is soaked in cooling water, and airflow passes through vertical pipe and is cooled down, thereby make air cooling effect better, avoid high temperature to cause the damage of module, and air cooling does not increase extra electronic equipment, reduce the loss noise and the heat energy of extra generation, solve the insufficient place of single air cooling in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is whole internal three-dimensional structure schematic diagram of the utility model;

[0018] Figure 3 It is part three-dimensional structure schematic diagram of the utility model;

[0019] Figure 4 It is three-dimensional structure schematic diagram of composite radiating assembly of the utility model Figure 1 ;

[0020] Figure 5 It is three-dimensional structure schematic diagram of composite radiating assembly of the utility model Figure 2 ;

[0021] Figure 6 It is three-dimensional structure schematic diagram of air guide pipe of the utility model;

[0022] Figure 7 It is vertical pipe cross section three-dimensional structure schematic diagram of the utility model;

[0023] Figure 8 It is three-dimensional structure schematic diagram of liquid suction pipe and horizontal plate of the utility model;

[0024] Figure 9 It is whole front view cross section structure schematic diagram of the utility model.

[0025] In the drawing: 1, case;11, support plate;12, control unit module;13, dust screen cover;14, wire slot opening;15, notch;16, U-shaped frame plate;2, composite radiating assembly;21, cooling water box;22, heat exchange plate;221, heat conduction layer;23, vertical pipe;24, mute pump;25, heat exchange flow channel;26, fan blade;27, turbine;28, air guide pipe;281, horizontal pipe;282, vertical pipe;29, shell cover;210, liquid suction pipe;211, horizontal plate. DETAILED DESCRIPTION

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] like Figures 1-9 As shown, a control unit assembly for an X-ray machine includes a chassis 1 fixed to the installation position of the X-ray machine. A control unit module 12 is mounted on the top of a support plate 11 installed on the inner wall of the chassis 1. A composite heat dissipation assembly 2 is installed inside the chassis 1. The composite heat dissipation assembly 2 includes a cooling water tank 21 installed at the bottom of the chassis 1 and a heat exchange plate 22 installed in an opening in the support plate 11. A vertical pipe 23 passes through the top of the cooling water tank 21. The vertical pipe 23 has a flow channel inside and its bottom end is close to the bottom surface inside the cooling water tank 21. A cover 29 is installed on the top of the cooling water tank 21. The head of the vertical pipe 23 is located inside the cover 29. A fan blade 26 is rotatably connected to the top of the vertical pipe 23, and the top of the internal flow channel rotates. The turbine 27 is connected, and the turbine 27 and the fan blade 26 share a common shaft. The top of the housing 29 is provided with multiple rows of square ventilation openings. The housing 29 passes through the opening of the support plate 11 and is close to the edge of the support plate 11. A silent pump 24 is installed on one side of the housing 29. The two ends of the silent pump 24 are connected to the vertical flow channel inside the vertical pipe 23 and the heat exchange flow channel 25 inside the heat exchange plate 22 through the conduit. At the same time, the conduit of the silent pump 24 passes through the housing 29. The other end of the heat exchange flow channel 25 inside the heat exchange plate 22 is connected to the top of the cooling water tank 21 through the conduit. Several air guide pipes 28 are provided on the top and inside of the cooling water tank 21. One end of the air guide pipe 28 is located inside the housing 29, and the other end is open through the chassis 1.

[0028] Through the above composite heat dissipation assembly 2 design, the cooling water tank 21 is filled with cooling water, in daily work, the control unit module group 12 in the control unit assembly is used for processing various operations of the X-ray machine, when the internal heat is more, the heat is accumulated on the position above the support plate 11, and the heat exchange plate 22 can absorb a large amount of heat, at this time, the mute pump 24 is started, the cooling water in the cooling water tank 21 is guided into the heat exchange flow channel 25 of the heat exchange plate 22 through the vertical pipe 23 to exchange heat and absorb heat, so that the heat exchange flow channel 25 can continuously absorb heat to reduce heat, the water after heat exchange returns to the cooling water tank 21 for recycling, at the same time, the cooling water fills the inside of the vertical pipe 23 during upward movement and contacts the turbine 27 to drive it to rotate, then the fan blade 26 rotates quickly to generate airflow, the airflow enters the shell 29 from the outside through the air guide pipe 28, then enters the position above the support plate 11 in the cabinet, finally, the airflow takes out the heat from the vent on the cabinet 1 above the support plate 11, and most of the vertical pipe 23 is immersed in the cooling water, so that the airflow passing through the vertical pipe 23 is cooled, thereby the air cooling effect is better, and then the water cooling and air cooling linkage heat dissipation is realized, the loss of the control unit assembly caused by heat is reduced, and it is noted that the control unit module group 12 is a prior design, daily heat dissipation can be matched with a sensor to improve automation, and the detailed working principle is not described herein, and the cooling water tank 21 can be matched with a refrigeration system, which is also a prior design means, so that the temperature of the cooling water does not increase during long-time use.

[0029] The heat exchange plate 22 is made of metal aluminum, and the heat exchange flow channel 25 in the heat exchange plate 22 is designed in an “S” shape, and the top surface of the heat exchange plate 22 is provided with a heat conduction layer 221, and the heat conduction layer 221 can be made of graphite.

[0030] Through the above structure design, the metal aluminum has excellent heat conduction performance, and the heat absorption effect can be strengthened by cooperating with the heat conduction layer 221, and the heat exchange efficiency is enhanced, and the heat exchange flow channel 25 is designed in an “S” shape, so that the flow channel is longer, and the heat exchange is more sufficient.

[0031] The top of the support plate 11 is fixed with two U-shaped frame plates 16, and the control unit module group 12 is fixed on the top of the U-shaped frame plate 16 by screws, so as not to contact the top surface of the heat exchange plate 22, and the control unit module group 12 in the prior design can dissipate heat, for example, a heat sink, or is made of a heat conduction shell, so as to facilitate heat absorption of the heat exchange plate 22.

[0032] Through the above structure design, the U-shaped frame plate 16 makes the control unit module group 12 not adhere to the heat exchange plate 22, avoids wear caused by contact, and is beneficial to heat dissipation of the bottom of the module and increases the heat dissipation area.

[0033] The air duct 28 is composed of a horizontal pipe 281 and a vertical pipe 282, the vertical pipe 282 is provided with a row of bottom ends connected to the top of the horizontal pipe 281 and communicated with the inside thereof, and the top of the vertical pipe 282 is designed to be penetrated in the top of the cooling water tank 21, and the opening of the vertical pipe 282 is located in the inside of the shell cover 29, and the top of the vertical pipe 282 is aligned with the top of the cooling water tank 21, the horizontal pipe 281 is fixed to the opening of the side wall of the cooling water tank 21, and one end penetrates the case 1 to be located in the inside of the dust screen cover 13, and the dust screen cover 13 is installed on both sides of the case 1, and the dust screen cover 13 is located at the upper and lower positions of the support plate 11 respectively, wherein the dust screen cover 13 located at the upper position is circular and the case 1 is provided with a ventilation opening at this position, and the dust screen cover 13 located at the lower position is square and covers the air duct 28 inside.

[0034] Through the above structural design, the square dust screen cover 13 is used for dust prevention at the air inlet of the horizontal pipe 281, and the circular dust screen cover 13 is provided at the ventilation opening at the upper position of the other end of the case 1 for protection, and the airflow is naturally guided out of the ventilation opening during heat dissipation, and the ventilation opening is located on the other side of the air outlet of the shell cover 29, which maximizes the effect of convective heat dissipation, and the design of multiple vertical pipes 282 makes the airflow better cooling, which also improves the effect of air cooling to a certain extent.

[0035] As shown in Figures 1-3 , two line slots 14 are provided at the lower corners of both sides of the case 1, and the line slots 14 are located below the support plate 11, and the support plate 11 is provided with notches 15 at the four corners, which correspond to the line slots 14 for convenient wire feeding. Figure 2 As can be seen, the case 1 is designed in a splicing manner, the support plate 11 and the control unit module 12 are installed first, the wires are connected, and then the case 1 is spliced and assembled, which is very convenient.

[0036] As shown in Figures 7-8 , the duct of the silent pump 24 for communicating the vertical flow channel inside the vertical pipe 23 is composed of two liquid suction pipes 210, the liquid suction pipe 210 penetrates the shell cover 29, and the liquid suction pipe 210 is provided with two downward liquid inlets in the vertical flow channel inside the vertical pipe 23, and the two liquid inlets penetrate the horizontal plate 211 fixed in the vertical flow channel inside the vertical pipe 23, and the four liquid inlets are distributed in a matrix and uniformly distributed on the four sides of the rotating shaft of the turbine 27, wherein the four liquid inlets are located above the turbine 27.

[0037] Through the above structural design, the conventional silent pump 24 duct is mostly designed horizontally, and the water moves upward and enters the duct after turning, which may affect the rotation of the rotating shaft of the turbine 27 and the fan blade 26, therefore, two liquid suction pipes 210 are designed to have a common suction port, and the suction ports are vertically downward and uniformly located on the four sides of the turbine 27, which can make the cold water pass through the horizontal plate 211 and enter the liquid suction pipe 210 without affecting the rotation of the rotating shaft of the turbine 27 and the fan blade 26 as much as possible, thereby improving the stability of the operation of the heat dissipation structure.

[0038] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the present application and its practical application, and to thereby enable others skilled in the art to best utilize the present application with various modifications as are suited to the particular use contemplated.

Claims

1. A control unit assembly for an X-ray machine, comprising a chassis (1), wherein a control unit module (12) is disposed on top of a support plate (11) mounted on the inner wall of the chassis (1), characterized in that, The chassis (1) is equipped with a composite heat dissipation component (2); The composite heat dissipation assembly (2) includes a cooling water tank (21) installed at the bottom of the chassis (1) and a heat exchange plate (22) installed in the opening of the support plate (11). A vertical pipe (23) is installed on the top of the cooling water tank (21) and a shell (29) is installed thereon. The top and the inner top of the vertical pipe (23) are rotatably connected to a fan blade (26) and a turbine (27), and the two share a common shaft. A silent pump (24) is installed on one side of the shell (29). The two ends of the silent pump (24) are connected to the vertical flow channel inside the vertical pipe (23) and the heat exchange flow channel (25) inside the heat exchange plate (22) through conduits. The outlet of the other end of the heat exchange flow channel (25) is connected to the top of the cooling water tank (21) through a conduit. Several air guide pipes (28) are installed on the top and the inner side of the cooling water tank (21). One end of the air guide pipe (28) is located inside the shell (29), and the other end is opened through the chassis (1).

2. A control unit assembly for an X-ray machine according to claim 1, characterized in that, The heat exchange plate (22) is made of aluminum, and the heat exchange channel (25) inside the heat exchange plate (22) is designed in an "S" shape. The heat exchange plate (22) has a heat-conducting layer (221) on its top surface, and the heat-conducting layer (221) is made of graphite.

3. A control unit assembly for an X-ray machine according to claim 1, characterized in that, Two U-shaped brackets (16) are fixed to the top of the support plate (11), and the control unit module (12) is fixed to the top of the U-shaped brackets (16) with screws.

4. A control unit assembly for an X-ray machine according to claim 1, characterized in that, Dustproof mesh covers (13) are installed on both sides of the chassis (1), and the dustproof mesh covers (13) are located at the upper and lower positions of the support plate (11), respectively. The upper dustproof mesh cover (13) is circular and the chassis (1) has a ventilation opening at this position, while the lower dustproof mesh cover (13) is square and covers the air duct (28) inside.

5. A control unit assembly for an X-ray machine according to claim 4, characterized in that, The air duct (28) consists of a horizontal pipe (281) and a vertical pipe (282). The vertical pipe (282) is arranged in a row and its bottom end is connected to the top of the horizontal pipe (281). The top of the vertical pipe (282) passes through the top of the cooling water tank (21), and the opening of the vertical pipe (282) is located inside the casing (29). At the same time, the top of the vertical pipe (282) is aligned with the top of the cooling water tank (21). The horizontal pipe (281) is fixed to the opening on the side wall of the cooling water tank (21), and one end passes through the chassis (1) and is located inside the dustproof mesh cover (13).

6. A control unit assembly for an X-ray machine according to claim 1, characterized in that, The chassis (1) has wire slots (14) at the two lower corners on both sides. The wire slots (14) are located below the support plate (11), and the support plate (11) has notches (15) at the four corners, which correspond to the wire slots (14) for easy wire entry.

7. A control unit assembly for an X-ray machine according to claim 1, characterized in that, The silent pump (24) is composed of two suction pipes (210) for connecting the vertical flow channel inside the vertical pipe (23). The suction pipe (210) has two downward-facing inlets in the vertical flow channel inside the vertical pipe (23), and these two inlets pass through the horizontal plate (211) fixed in the vertical flow channel inside the vertical pipe (23). At the same time, the four inlets are evenly distributed in a matrix on the four sides of the turbine (27) shaft.

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