Protection structure of X-ray detection equipment of dry separator for coal mine

Abstract

The utility model belongs to the technical field of dry separators for coal mines, and particularly relates to a protection structure of X-ray detection equipment of a dry separator for coal mines, which comprises an X-ray emission source protection box component and an X-ray receiving sensor assembly protection box component, and an X-ray emission source is arranged in the X-ray emission source protection box component. And the X-ray receiving sensor assembly is arranged in the X-ray receiving sensor assembly protection box component. Through the arrangement of the X-ray emission source protection box part and the X-ray receiving sensor assembly protection box part, the X-ray emission source and the X-ray receiving sensor assembly can be effectively and respectively protected, and are prevented from being directly exposed in a place with a relatively severe environment and being accidentally damaged in the working process, so that the working efficiency is improved, and the working efficiency is improved. In addition, even if detonation occurs due to electric sparks generated inside, hidden dangers and accidents of serious accidents caused by explosion propagation of the box body and further detonation of external combustible gas can be effectively prevented, and the overall safety and reliability of the equipment are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of coal mine dry separator, specifically a kind of protection structure of X-ray detection equipment of coal mine dry separator. BACKGROUND

[0002] The identification system of current coal mine dry separator mainly uses ore identification scheme based on X-ray transmission technology, roughly set mode as shown in Figure 1 X-ray is emitted by X-ray emitting source, and the ray penetrates ore to reach X-ray receiving sensor assembly located below mineral conveying mechanism, based on the characteristics that mineral color, shape, density, different ability of ray absorption, after image acquisition, it is converted into electric signal after big data algorithm analysis, to create prerequisite for subsequent sorting.

[0003] And in the dry separator equipment with the above identification system, since X-ray emitting source is mostly simply and relatively exposedly arranged above the mineral conveying mechanism of dry separator, X-ray emitting source is prone to damage or explosion, even further cause the damage of entire equipment and serious accident, so the existing dry separator equipment cannot be applied to the place where environment is relatively bad. CONTENT OF UTILITY MODEL

[0004] In view of the above problems, the utility model aims at providing a kind of protection structure of X-ray detection equipment of coal mine dry separator.

[0005] The utility model aims at realizing by the following technical scheme:

[0006] A kind of protection structure of X-ray detection equipment of coal mine dry separator, including X-ray emitting source protection box component and X-ray receiving sensor assembly protection box component;

[0007] The X-ray emitting source protection box component comprises a protection box body A, a box cover A, an X-ray transmission window assembly A, a terminal protection frame, a partition plate, a box cover C, a cable introduction device A, and a wall-penetrating terminal. The top end of the protection box body A is open. The box cover A is used to close the top end opening of the protection box body A. An X-ray emitting source is arranged in the inner cavity of the protection box body A. An X-ray passing port A is formed in the bottom of the protection box body A. The X-ray transmission window assembly A is arranged at the X-ray passing port A in the bottom of the protection box body A and is used to make the rays emitted by the X-ray emitting source to be emitted from the X-ray transmission window assembly A. A wire passing port is formed in one side of the protection box body A except the bottom surface. The opposite two ends of the terminal protection frame are open. One end of the terminal protection frame is fixed to the outer side of the protection box body A and outside the wire passing port. The box cover C is used to close the other end opening of the terminal protection frame. The cable introduction device A is arranged on the terminal protection frame. The terminal protection frame is internally provided with the partition plate. The space on the side of the partition plate close to the X-ray emitting source is not directly connected with the space on the side of the partition plate away from the X-ray emitting source. The partition plate is provided with a plurality of wall-penetrating terminals. One end of each wall-penetrating terminal is located on the side of the partition plate close to the X-ray emitting source and is connected with the X-ray emitting source through a wire. The other end of each wall-penetrating terminal is located on the side of the partition plate away from the X-ray emitting source and is connected with the cable introduction device A.

[0008] The X-ray receiving sensor assembly protection box component comprises a protection box body B, a box cover B, a cable introduction device B, and an X-ray transmission window assembly B. The top end of the protection box body B is open. The box cover B is used to close the top end opening of the protection box body B. An X-ray receiving sensor assembly is arranged in the inner cavity of the protection box body B. An X-ray passing port B is formed in the box cover B. The X-ray transmission window assembly B is arranged at the X-ray passing port B of the box cover B and is used to make the rays emitted by the X-ray emitting source to pass through the X-ray transmission window assembly B and be received by the X-ray receiving sensor assembly. The cable introduction device B is arranged on the protection box body B and is connected with the X-ray receiving sensor assembly through a wire.

[0009] The X-ray transmission window assembly A comprises a hollow boss and a light transmission piece A. The hollow boss is provided with a light transmission piece accommodating port. The bottom of the hollow boss is fixed to the inner cavity bottom surface of the protection box body A. The position of the light transmission piece accommodating port corresponds to the position of the X-ray passing port A. The light transmission piece A is arranged in the light transmission piece accommodating port.

[0010] The top of the hollow boss is provided with a pressing plate A, the bottom surface of the pressing plate A is provided with a pressing boss A extending into the light-transmitting piece accommodating opening, a sealing gasket A is arranged between the pressing boss A of the pressing plate A and the top surface of the light-transmitting piece A, a copper gasket A is arranged between the bottom surface of the light-transmitting piece A and the bottom surface of the inner cavity of the protection box A, and through holes are formed in positions corresponding to the X-ray passing openings A on the pressing plate A, the sealing gasket A and the copper gasket A.

[0011] The outer periphery of the top opening of the protection box A is welded with a box cover mounting flange A, and the box cover mounting flange A is fixedly connected with the box cover A through bolts A.

[0012] The outer periphery of the top opening of the protection box A is welded with a box cover mounting flange A, and the box cover mounting flange A is fixedly connected with the box cover A through bolts A.

[0013] The outer periphery of the top opening of the protection box A is welded with a box cover mounting flange A, and the box cover mounting flange A is fixedly connected with the box cover A through bolts A.

[0014] The X-ray transmission window assembly B comprises a light-transmitting piece B, the bottom surface of the box cover B is provided with a light-transmitting piece accommodating groove corresponding to the X-ray passing opening B, and the light-transmitting piece B is arranged in the light-transmitting piece accommodating groove.

[0015] The bottom surface of the box cover B is provided with a pressing plate B, the top surface of the pressing plate B is provided with a pressing boss B extending into the light-transmitting piece accommodating groove, a sealing gasket B is arranged between the pressing boss B and the bottom surface of the light-transmitting piece B, a copper gasket B is arranged between the top surface of the light-transmitting piece B and the bottom surface of the light-transmitting piece accommodating groove, and through holes are formed in positions corresponding to the X-ray passing openings B on the pressing plate B, the sealing gasket B and the copper gasket B.

[0016] The outer periphery of the top opening of the protection box B is welded with a box cover mounting flange B, and the box cover mounting flange B is fixedly connected with the box cover B through bolts B.

[0017] The outer periphery of the top opening of the protection box B is welded with a box cover mounting flange B, and the box cover mounting flange B is fixedly connected with the box cover B through bolts B.

[0018] The X-ray transmission window assembly B comprises a light-transmitting piece B, the bottom surface of the box cover B is provided with a light-transmitting piece accommodating groove corresponding to the X-ray passing opening B, and the light-transmitting piece B is arranged in the light-transmitting piece accommodating groove.

[0019] The utility model discloses through the setting of X ray emission source protection box spare and X ray receiving sensor assembly protection box spare part, can effectively respectively to X ray emission source and X ray receiving sensor assembly play the protection effect, avoid direct exposure in the environment relatively worse place, and in the working process, receive accidental damage, in addition even if the inside because accidental explosion occurs, also can effectively prevent the box to take place and further explode the external combustible gas and cause the hidden danger and the accident of serious accident, improve the safety reliability of equipment whole. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the overall setting structure schematic diagram of dry separator for coal mine of the utility model;

[0021] Figure 2 It is the structure schematic diagram of X ray emission source protection box spare of the utility model;

[0022] Figure 3 It is the internal structure schematic diagram of protection box body A of the utility model;

[0023] Figure 4 It is the setting structure schematic diagram of X ray transmission window assembly A of the utility model;

[0024] Figure 5 It is the structure schematic diagram of X ray receiving sensor assembly protection box spare of the utility model;

[0025] Figure 6 It is the cross section structure schematic diagram of protection box body B and box cover B of the utility model;

[0026] Figure 7 It is Figure 6 The enlarged view of X.

[0027] In the drawing: 1 is protection box body A, 101 is X ray through port A, 102 is threading port, 103 is box cover mounting flange A, 2 is box cover A, 3 is wiring terminal protection frame body, 301 is box cover mounting flange C, 4 is baffle, 5 is box cover C, 6 is cable introduction device A, 7 is wall -penetrating wiring terminal, 8 is protection box body B, 801 is box cover mounting flange B, 9 is box cover B, 901 is X ray through port B, 10 is cable introduction device B, 11 is hollow boss, 12 is light -transmitting piece A, 13 is pressing plate A, 14 is sealing gasket A, 15 is copper gasket A, 16 is bolt A, 17 is lifting lug A, 18 is bolt D, 19 is handle A, 20 is handle B, 21 is heat conduction fin plate, 22 is light -transmitting piece B, 23 is pressing plate B, 24 is sealing gasket B, 25 is copper gasket B, 26 is bolt B, 27 is lifting lug B, 28 is lifting ring B;

[0028] 001 is the X-ray emission source, 002 is the X-ray receiving sensor assembly, 003 is the feeding mechanism, 004 is the mineral conveying mechanism, 005 is the sorting mechanism, and 006 is the material distribution plate. Detailed Implementation

[0029] The following is in conjunction with the appendix Figures 2-7 The present invention will be described in further detail.

[0030] A protective structure for X-ray inspection equipment in a coal mine dry separator, such as... Figures 2-7 As shown, this embodiment includes an X-ray emission source protection box component and an X-ray receiving sensor assembly protection box component. The dry coal separator applicable to this embodiment, such as... Figure 1 The diagram also includes a feeding mechanism 003, a mineral conveying mechanism 004 (generally a belt conveyor), a sorting mechanism 005, and a material distribution plate 006, wherein the X-ray emission source protection box component is located in... Figure 1The X-ray receiving sensor assembly protection box component is arranged at the position of the X-ray receiving sensor assembly 002 on the gantry where the X-ray emitting source 001 is located. The mounting connection mode between the X-ray emitting source protection box component and the X-ray receiving sensor assembly protection box component and the outside adopts the prior art. The X-ray emitting source protection box component comprises a protection box body A 1, a box cover A 2, an X-ray transmission window assembly A, a wiring terminal protection frame body 3, a partition plate 4, a box cover C 5, a cable introduction device A 6 and a wall-penetrating wiring terminal 7. The top end of the protection box body A 1 is open, the box cover A 2 is used to close the top end opening of the protection box body A 1, the X-ray emitting source 001 is arranged in the inner cavity of the protection box body A 1 through a support, and the mounting arrangement structure of the X-ray emitting source 001 and the corresponding support adopts the prior art. An X-ray passing port A 101 is formed in the bottom of the protection box body A 1, the X-ray transmission window assembly A is arranged at the X-ray passing port A 101 in the bottom of the protection box body A 1 and is used to make the rays emitted by the X-ray emitting source 001 to be emitted from the X-ray transmission window assembly A. A wire passing port 102 is formed on one side of the protection box body A 1 except the bottom surface, the opposite two ends of the wiring terminal protection frame body 3 are respectively open, one end opening of the wiring terminal protection frame body 3 is fixed on the outer side of the protection box body A 1 and in the outer periphery of the wire passing port 102, the box cover C 5 is used to close the other end opening of the wiring terminal protection frame body 3, the cable introduction device A 6 is arranged on the wiring terminal protection frame body 3, the partition plate 4 is arranged in the wiring terminal protection frame body 3, the space on the side of the partition plate 4 close to the X-ray emitting source 001 is not directly connected with the space on the side of the partition plate 4 away from the X-ray emitting source 001, a plurality of wall-penetrating wiring terminals 7 are arranged on the partition plate 4, one end of each wall-penetrating wiring terminal 7 is located on the side of the partition plate 4 close to the X-ray emitting source 001 and is connected with the X-ray emitting source 001 through a wire passing through the wire passing port 102, the other end of each wall-penetrating wiring terminal 7 is located on the side of the partition plate 4 away from the X-ray emitting source 001 and is connected with an external device through the cable introduction device A 6. In the embodiment, the contact surface width (which is equivalent to the thickness of the partition plate 4) of the wall-penetrating wiring terminal 7 passing through the partition plate 4 is greater than or equal to 16 mm, and the maximum gap of the contact surface between the wall-penetrating wiring terminal 7 and the partition plate 4 is less than or equal to 0.3 mm. In the embodiment, the X-ray emitting source protection box component can also be used to arrange an industrial camera, a laser sensor and other auxiliary identification devices.

[0031] The setting of the protective box A 1 and the box cover A 2 can effectively protect the X-ray emitting source 001 in the protective box A 1, avoid the direct exposure of the X-ray emitting source 001 to the relatively harsh environment, and prevent accidental damage during the working process. The wall-penetrating terminal 7 and the cable entry device A 6 are both commercially available products, which are convenient for connecting with external equipment to ensure power supply and data transmission. By installing the wall-penetrating terminal 7 through the partition plate 4, and using the terminal protection frame 3 and the box cover C 5 to relatively close the space of the connection between the wall-penetrating terminal 7 and the cable entry device A 6, it can better avoid the entry of more explosive gases such as methane and gas in the external environment into the inside of the terminal protection frame 3, avoid the direct exposure of the wall-penetrating terminal 7 required to be connected to the X-ray emitting source 001 to the outside, and effectively reduce the risk of explosion of explosive gases caused by the electric spark generated by the wall-penetrating terminal 7 when electrified. Even if the explosion occurs inside the terminal protection frame 3, as long as the closure of the terminal protection frame 3 and the box cover C 5 is reliable, it can effectively prevent the transmission of the explosion in the box and further cause the explosion of the external combustible gas to cause serious accidents.

[0032] The X-ray receiving sensor assembly protection box component includes a protective box B 8, a box cover B 9, a cable entry device B 10, and an X-ray transmission window assembly B. The top end of the protective box B 8 is open, and the box cover B 9 is used to close the top end of the protective box B 8. The X-ray receiving sensor assembly 002 is arranged in the inner cavity of the protective box B 8, and the arrangement and fixation of the X-ray receiving sensor assembly 002 in the protective box B 8 adopt the existing technology. The box cover B 9 is provided with an X-ray passing port B 901, and the X-ray transmission window assembly B is arranged at the X-ray passing port B 901 of the box cover B 9 and used to make the rays emitted by the X-ray emitting source 001 pass through the X-ray transmission window assembly B and be received by the X-ray receiving sensor assembly 002. The cable entry device B 10 is arranged on the outer side of the protective box B 8 and connected with the X-ray receiving sensor assembly 002 through wires.

[0033] The setting of the protective box B 8 and the box cover B 9 can effectively protect the X-ray receiving sensor assembly 002 in the protective box B 8, avoid the direct exposure of the X-ray receiving sensor assembly 002 to the relatively harsh environment, and prevent accidental damage during the working process. The cable entry device B 10 is a commercially available product, which is convenient for connecting the X-ray receiving sensor assembly 002 with external equipment to ensure power supply and data transmission.

[0034] Specifically, as Figure 3As shown, the outer periphery of the top opening of the protection box A 1 is welded with a box cover mounting flange A 103 in this embodiment, and the box cover mounting flange A 103 is fixedly connected with the box cover A 2 through a plurality of uniformly arranged bolts A 16. In this embodiment, the protection box A 1 is composed of 10mm thick steel plate bending and welding to ensure the strength of the shell; the box cover mounting flange A 103 is annular, the cross-sectional width k1 of the annular box cover mounting flange A 103 is ≥60mm, and the gap between the box cover mounting flange A 103 and the box cover A 2 is ≤0.3mm, which can fully prevent the risk of accidental explosion inside and through the box. As shown in Figure 2 As shown, the outer periphery of the top opening of the protection box A 1 is welded with a box cover mounting flange A 103 in this embodiment, and the box cover mounting flange A 103 is fixedly connected with the box cover A 2 through a plurality of uniformly arranged bolts A 16. In this embodiment, the protection box A 1 is composed of 10mm thick steel plate bending and welding to ensure the strength of the shell; the box cover mounting flange A 103 is annular, the cross-sectional width k1 of the annular box cover mounting flange A 103 is ≥60mm, and the gap between the box cover mounting flange A 103 and the box cover A 2 is ≤0.3mm, which can fully prevent the risk of accidental explosion inside and through the box. As shown in

[0035] As shown in Figure 3 and Figure 4 As shown, the X-ray transmission window assembly A in this embodiment includes a hollow boss 11, a light transmission piece A 12, the hollow boss 11 is provided with a light transmission piece accommodating opening, the bottom of the hollow boss 11 is fixedly connected to the inner cavity bottom surface of the protection box A 1 by welding, and the position of the light transmission piece accommodating opening corresponds to the position of the X-ray passing port A 101, and the light transmission piece A 12 is arranged in the light transmission piece accommodating opening. A pressing plate A 13 is mounted on the top of the hollow boss 11 through a plurality of uniformly arranged bolts D 18, a pressing boss A extending into the light transmission piece accommodating opening is protruded on the bottom surface of the pressing plate A 13, a sealing gasket A 14 is arranged between the pressing boss A of the pressing plate A 13 and the top surface of the light transmission piece A 12, a copper gasket A 15 is arranged between the bottom surface of the light transmission piece A 12 and the inner cavity bottom surface of the protection box A 1, and a through hole is arranged at the position corresponding to the X-ray passing port A 101 on the pressing plate A 13, the sealing gasket A 14 and the copper gasket A 15. The pressing plate A 13 tightly fixes the sealing gasket A 14, the light transmission piece A 12 and the copper gasket A 15 in sequence.

[0036] The light-transmitting member A 12 in this embodiment is made of tempered glass, which effectively ensures the strength of the shell, and other explosion-proof ceramic, resin and other materials can also be reasonably used. The sealing gasket A 14 in this embodiment is made of rubber material. During the installation process, the pressing plate A 13 will generate a certain mechanical stress when it is pressed against the light-transmitting member A 12. If there is no buffering measure, the light-transmitting member A 12 is likely to be broken or damaged due to uneven stress. The rubber gasket has good elasticity and buffering performance, which can effectively disperse the mechanical stress generated by the pressing plate A 13, play a buffering role, and make the light-transmitting member A 12 more safe and reliable during installation and use. The copper gasket A 15 in this embodiment is preferably made of annealed pure copper (red copper), and can also be other metals or metal-coated compressible non-combustible materials. The copper gasket A 15 has good flexibility and compressibility, which can tightly fit the inner cavity bottom surface of the protection box A 1 during installation, fill the possible gaps, thereby effectively preventing the spread of explosion flame and high-temperature gas outward, and ensuring the explosion-proof property of the device.

[0037] Specifically, four evenly arranged lifting lugs A 17 are welded on the outer peripheral surface of the protection box A 1 in this embodiment to facilitate maintenance and lifting; two handles A 19 are provided on the top surface of the box cover A 2, and two handles B 20 are provided on the box cover C 5 to facilitate disassembly and maintenance, respectively.

[0038] Specifically, a plurality of heat-conducting fins 21 are welded on the inner and outer sides of the protection box A 1 in this embodiment. The heat-conducting fins 21 in this embodiment can be made of metal plates with good heat transfer effect, which are used to guide the heat generated by the X-ray emitting source 001 into the outer wall of the protection box A 1, and then dissipate the heat outside to prevent the heat from accumulating in the protection box A 1. The shape, number and material of the heat-conducting fins 21 can be adjusted according to actual needs. A heat dissipation device commonly used in the prior art can be further installed on the outer peripheral surface of the protection box A 1 to improve the heat dissipation effect; the heat dissipation device can adopt modes including but not limited to air cooling, water cooling, oil cooling and the like. A plurality of protective lead plates (not shown in the figure) are respectively installed on the inner side of the protection box A 1 and the side of the partition plate 4 close to the X-ray emitting source 001, and the installation and arrangement of the protective lead plates adopt the prior art. By setting the protective lead plates, the X-ray can be effectively prevented from overflowing from the protection box A 1 to protect the personal safety of the user.

[0039] Specifically, as shown in FIG. 6, the protection box A 1 in this embodiment is provided with a plurality of heat-conducting fins 21 on the inner and outer sides, which are used to guide the heat generated by the X-ray emitting source 001 into the outer wall of the protection box A 1, and then dissipate the heat outside to prevent the heat from accumulating in the protection box A 1. The shape, number and material of the heat-conducting fins 21 can be adjusted according to actual needs. A heat dissipation device commonly used in the prior art can be further installed on the outer peripheral surface of the protection box A 1 to improve the heat dissipation effect; the heat dissipation device can adopt modes including but not limited to air cooling, water cooling, oil cooling and the like. A plurality of protective lead plates (not shown in the figure) are respectively installed on the inner side of the protection box A 1 and the side of the partition plate 4 close to the X-ray emitting source 001, and the installation and arrangement of the protective lead plates adopt the prior art. By setting the protective lead plates, the X-ray can be effectively prevented from overflowing from the protection box A 1 to protect the personal safety of the user. Figures 5-7As shown, the setting principle of the X-ray transmission window assembly B in the embodiment is basically the same as that of the X-ray transmission window assembly A. The X-ray transmission window assembly B comprises a light-transmitting piece B 22. A light-transmitting piece accommodating groove is formed on the bottom surface of the box cover B 9 at a position corresponding to the X-ray passing port B 901. The light-transmitting piece B 22 is arranged in the light-transmitting piece accommodating groove. A pressing plate B 23 is fastened to the bottom surface of the box cover B 9 by bolts E (not shown in the figure). A pressing boss B extending into the light-transmitting piece accommodating groove is arranged on the top surface of the pressing plate B 23. A sealing gasket B 24 is arranged between the pressing boss B and the bottom surface of the light-transmitting piece B 22. A copper gasket B 25 is arranged between the top surface of the light-transmitting piece B 22 and the bottom surface of the light-transmitting piece accommodating groove. A through hole is formed in the pressing plate B 23 at a position corresponding to the X-ray passing port B 901, in the sealing gasket B 24 at a position corresponding to the X-ray passing port B 901, and in the copper gasket B 25 at a position corresponding to the X-ray passing port B 901.

[0040] Specifically, as shown in the figure, Figure 6 As shown, the top end opening of the protection box B 8 is welded with a box cover mounting flange B 801 in the embodiment. The box cover mounting flange B 801 is fixedly connected with the box cover B 9 by bolts B 26. The protection box B 8 in the embodiment is also composed of a 10mm-thick steel plate which is bent and welded. The box cover mounting flange B 801 is annular. The cross-sectional width k2 of the annular box cover mounting flange B 801 is greater than or equal to 25mm. The gap between the box cover mounting flange B 801 and the box cover B 9 is less than or equal to 0.3mm, which can ensure the explosion-proof effect.

[0041] Specifically, four evenly arranged lifting lugs B 27 are welded on the outer circumferential surface of the protection box B 8 in the embodiment. Four evenly arranged lifting rings B 28 are arranged on the top surface of the box cover B 9, which facilitates lifting and maintenance.

[0042] The specific number of the aforementioned cable entry device A 6, the wall-penetrating terminal 7, the cable entry device B 10, the lifting lug A 17, the handle A 19, the handle B 20, the lifting lug B 27, the lifting ring B 28, and various bolts can be adjusted according to actual design requirements.

Claims

1. A protection structure of an X-ray detection apparatus of a dry coal separator for coal mines, characterized by: The X-ray emitting source protection box component and the X-ray receiving sensor assembly protection box component are included; The X-ray emitting source protection box component includes a protection box body A (1), a box cover A (2), an X-ray transmission window assembly A, a wiring terminal protection frame body (3), a partition plate (4), a box cover C (5), a cable introduction device A (6), and a wall-penetrating wiring terminal (7). The top end of the protection box body A (1) is open. The box cover A (2) is used to close the top end opening of the protection box body A (1). An X-ray emitting source (001) is arranged in the inner cavity of the protection box body A (1). An X-ray passing port A (101) is formed in the bottom of the protection box body A (1). The X-ray transmission window assembly A is arranged at the X-ray passing port A (101) in the bottom of the protection box body A (1) and is used to make the rays emitted by the X-ray emitting source (001) to be emitted from the X-ray transmission window assembly A. A wire passing port (102) is formed in one side of the protection box body A (1) except the bottom surface. The opposite two ends of the wiring terminal protection frame body (3) are respectively open. One end opening of the wiring terminal protection frame body (3) is fixed to the outer side of the protection box body A (1) and outside the wire passing port (102). The box cover C (5) is used to close the other end opening of the wiring terminal protection frame body (3). The cable introduction device A (6) is arranged on the wiring terminal protection frame body (3). The partition plate (4) is arranged in the wiring terminal protection frame body (3). The space on the side of the partition plate (4) close to the X-ray emitting source (001) is not directly connected with the space on the side of the partition plate (4) away from the X-ray emitting source (001). A plurality of wall-penetrating wiring terminals (7) are arranged on the partition plate (4). One end of each wall-penetrating wiring terminal (7) is located on the side of the partition plate (4) close to the X-ray emitting source (001) and is connected with the X-ray emitting source (001) through a wire. The other end of each wall-penetrating wiring terminal (7) is located on the side of the partition plate (4) away from the X-ray emitting source (001) and is connected with the cable introduction device A (6). The X-ray receiving sensor assembly protection box component includes a protection box body B (8), a box cover B (9), a cable introduction device B (10), an X-ray transmission window assembly B, the top opening of the protection box body B (8), the box cover B (9) is used for closing the top opening of the protection box body B (8), the X-ray receiving sensor assembly (002) is arranged in the inner cavity of the protection box body B (8), the box cover B (9) is provided with an X-ray passing port B (901), the X-ray transmission window assembly B is arranged at the X-ray passing port B (901) of the box cover B (9) and is used for enabling the rays emitted by the X-ray emitting source (001) to pass through the X-ray transmission window assembly B and be received by the X-ray receiving sensor assembly (002), the cable introduction device B (10) is arranged on the protection box body B (8) and is connected with the X-ray receiving sensor assembly (002) through a wire.

2. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The X-ray transmission window assembly A includes a hollow boss (11) and a light transmission piece A (12), the hollow boss (11) is provided with a light transmission piece containing port, the bottom of the hollow boss (11) is fixedly connected to the inner cavity bottom surface of the protection box A (1), and the position of the light transmission piece containing port corresponds to the position of the X-ray passing port A (101), and the light transmission piece A (12) is arranged in the light transmission piece containing port.

3. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 2, characterized in that: The top of the hollow boss (11) is provided with a pressing plate A (13), the bottom surface of the pressing plate A (13) is provided with a pressing boss A extending into the light transmission piece containing port, the pressing boss A of the pressing plate A (13) and the top surface of the light transmission piece A (12) are provided with a sealing gasket A (14), the bottom surface of the light transmission piece A (12) and the inner cavity bottom surface of the protection box A (1) are provided with a copper gasket A (15), and the positions corresponding to the X-ray passing port A (101) on the pressing plate A (13), the sealing gasket A (14) and the copper gasket A (15) are all provided with through holes.

4. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The top opening of the protection box A (1) is welded with a box cover mounting flange A (103), the box cover mounting flange A (103) is fixedly connected to the box cover A (2) through bolts A (16), the outer periphery of the other end opening of the terminal protection frame (3) is welded with a box cover mounting flange C (301), and the box cover mounting flange C (301) is fixedly connected to the box cover C (5) through bolts C.

5. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The outer periphery of the protection box A (1) is welded with a plurality of lifting lugs A (17), the top surface of the box cover A (2) is provided with a plurality of handles A (19), and the box cover C (5) is provided with a plurality of handles B (20).

6. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The inner side surface and the outer side surface of the protection box A (1) are welded with a plurality of heat conduction fins (21), and the inner side surface of the protection box A (1) and the side surface of the partition plate (4) close to the X-ray emitting source (001) are respectively provided with a plurality of protective lead plates.

7. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The X-ray transmission window assembly B comprises a light-transmitting piece B (22), a light-transmitting piece accommodating groove is formed on the bottom surface of the box cover B (9) corresponding to the X-ray passing port B (901), and the light-transmitting piece B (22) is arranged in the light-transmitting piece accommodating groove.

8. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 7, characterized in that: A pressing plate B (23) is arranged on the bottom surface of the box cover B (9), a pressing projection B extending into the light-transmitting piece accommodating groove is arranged on the top surface of the pressing plate B (23), a sealing gasket B (24) is arranged between the pressing projection B and the bottom surface of the light-transmitting piece B (22), a copper gasket B (25) is arranged between the top surface of the light-transmitting piece B (22) and the bottom surface of the light-transmitting piece accommodating groove, and a through hole is formed in the position of the pressing plate B (23) corresponding to the X-ray passing port B (901), the position of the sealing gasket B (24) corresponding to the X-ray passing port B (901) and the position of the copper gasket B (25) corresponding to the X-ray passing port B (901).

9. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: The outer periphery of the top opening of the protection box body B (8) is welded with a box cover mounting flange B (801), and the box cover mounting flange B (801) is fixedly connected with the box cover B (9) through bolts B (26).

10. The protection structure of the X-ray detection equipment of the dry coal separator for coal mines according to claim 1, characterized in that: A plurality of lifting lugs B (27) are welded on the outer periphery of the protection box body B (8), and a plurality of lifting rings B (28) are arranged on the top surface of the box cover B (9).

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