Carbon powder cleaning assembly for CT slip ring and CT slip ring self-cleaning device

Abstract

The present invention discloses a carbon powder cleaning assembly for CT slip ring and a CT slip ring self-cleaning device, comprising: a positioning sleeve structure; a supporting conductive structure, embedded and fixedly arranged in the positioning sleeve structure; the supporting conductive structure is provided with a carbon powder channel extending in the same direction as the positioning sleeve structure, and the supporting conductive structure has a current output end; a magnetic pole seat body structure, fixedly arranged at one end of the positioning sleeve structure corresponding to the current output end, and the magnetic pole seat body structure is fixedly provided with two groups of magnet blocks with different magnetic poles, and the two groups of magnet blocks are respectively located at two sides of the current output end in a one-to-one correspondence, forming an Ampere force corresponding to the carbon powder channel. The technical problem that the maintenance difficulty of the carbon brush type slip ring in the prior art is relatively large, and when the carbon powder exceeds the accumulation amount, it is easy to cause the serious consequence of the slip ring sparking, thereby affecting the normal operation of the CT machine is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of CT equipment, and in particular to a carbon powder cleaning component for a CT slip ring and a CT slip ring self-cleaning device. Background Art

[0002] In the known CT system structure, the slip ring is one of the core components in the overall CT system. It is mainly responsible for the transmission of power, data, and signals between the rotor and the stator. Its performance will directly affect the performance of the entire machine.

[0003] At present, the conventional CT slip ring structure usually adopts carbon brush type. During the operation of CT, the conduction or signal transmission is achieved by the direct contact and sliding friction between the copper ring of the slip ring and the carbon brush. Long-term friction can easily cause the carbon brush to produce carbon powder, which is usually adsorbed on the copper ring and the carbon brush. As time goes by, the amount of carbon powder accumulation gradually increases, so the carbon brush slip ring needs regular maintenance.

[0004] In the prior art, the maintenance of the carbon brush type slip ring is relatively difficult. Once the carbon powder exceeds a certain accumulation amount, it is easy to cause the serious consequence of the slip ring sparking, thereby affecting the normal operation of the CT machine. Summary of the invention

[0005] To this end, the present invention provides a carbon powder cleaning assembly for a CT slip ring and a CT slip ring self-cleaning device to solve the technical problem that the carbon brush slip ring in the prior art is relatively difficult to maintain and when the carbon powder exceeds the accumulation amount, it is easy to cause the serious consequence of the slip ring ignition, thereby affecting the normal operation of the entire CT machine.

[0006] In order to achieve the above object, the present invention provides the following technical solutions:

[0007] A carbon powder cleaning assembly for a CT slip ring, comprising:

[0008] Positioning sleeve structure;

[0009] A supporting conductive structure is embedded and fixedly connected to the positioning sleeve structure;

[0010] The supporting conductive structure is internally provided with a carbon powder channel extending in the same direction as the positioning sleeve structure, and the supporting conductive structure has a current output end;

[0011] The magnetic pole seat structure is fixedly arranged on one end of the positioning sleeve structure corresponding to the current output end, and the magnetic pole seat structure is fixedly provided with two groups of magnet blocks with different magnetic poles. The two groups of magnet blocks are respectively located at two sides of the current output end in a one-to-one correspondence, forming an Ampere force corresponding to the carbon powder channel.

[0012] On the basis of the above technical solution, the present invention is further described as follows:

[0013] As a further solution of the present invention, the supporting conductive structure includes a grid carbon brush holder, a conductive positioning plate and a top spring;

[0014] The grid carbon brush holder has a conductive function to serve as a current output end of the supporting conductive structure, and the grid carbon brush holder is correspondingly embedded and accommodated in the positioning sleeve structure;

[0015] The conductive positioning plate is fixedly connected to the outer end of the positioning sleeve structure;

[0016] The two ends of the top spring are respectively fixedly connected with the grid carbon brush holder and the conductive clamping plate in a one-to-one correspondence, and the top spring is correspondingly embedded and accommodated in the positioning sleeve structure.

[0017] As a further solution of the present invention, the supporting conductive structure further includes a carbon powder grid portion and a carbon powder through hole;

[0018] The carbon powder grid portion is opened at an end portion of the grid carbon brush holder away from the top spring, and the grid carbon brush holder is provided with the carbon powder through hole corresponding to the middle position of the carbon powder grid portion and the middle position of the conductive clamping plate. The two carbon powder through holes are connected to the internal assembly channel of the positioning sleeve structure corresponding to the top spring; the carbon powder channel is formed by the two carbon powder through holes and the internal assembly channel of the positioning sleeve structure corresponding to the top spring.

[0019] As a further solution of the present invention, the positioning sleeve structure includes a copper sleeve and a limiting groove;

[0020] The copper sleeve is configured as a copper sleeve member having a conductive function, and the copper sleeve has an internal assembly channel, through which an assembly space for the supporting conductive structure is formed;

[0021] The limiting groove is configured as a square groove, the square limiting groove is opened at one end of the copper sleeve, and the square limiting groove is connected to the internal assembly channel of the copper sleeve;

[0022] The grid carbon brush holder is configured as a square holder structure with a conductive function, and the square grid carbon brush holder is correspondingly accommodated inside the square limiting groove;

[0023] The top spring is correspondingly accommodated in the internal assembly channel of the copper sleeve; the two carbon powder through holes are connected to the internal assembly channels of the copper sleeve corresponding to the top spring;

[0024] The toner cleaning component also includes:

[0025] The sleeve pressing mother structure is pressed and fixed to the other end of the copper sleeve, and the sleeve pressing mother structure cooperates with the copper sleeve to position and press the conductive clamping plate.

[0026] As a further solution of the present invention, the positioning sleeve structure further includes a magnetic limit position portion;

[0027] The magnetic limit position portion is arranged at one end of the copper sleeve, and the magnetic limit position portion is correspondingly located at the outer side of the limit groove;

[0028] The magnetic pole seat structure includes a magnetic pole seat body and a magnet block;

[0029] The magnetic pole seat body is sleeve-assembled and arranged on the magnetic limit position portion;

[0030] The two groups of magnet blocks are respectively and one by one embedded and fixedly mounted on the two sides of the magnetic pole seat body, and the two groups of magnet blocks are respectively and one by one located on the two sides of the carbon powder grid part, and the magnetic poles of the two groups of magnet blocks are different and arranged facing each other;

[0031] The carbon brush current is transmitted through the grid carbon brush holder as the current output end, and magnetic field magnetic flux lines are formed by the N poles of one group of magnet blocks pointing to the S poles of the other group of magnet blocks in the two groups of magnet blocks. The carbon brush current generates an Ampere force corresponding to the carbon powder channel under the action of the magnetic field magnetic flux lines.

[0032] As a further solution of the present invention, the positioning sleeve structure further includes a brush body;

[0033] The brush body is vertically fixedly arranged on one end surface of the copper sleeve, and the brush body is correspondingly located at the edge side of the limiting groove.

[0034] As a further solution of the present invention, the supporting conductive structure further includes a flexible cable;

[0035] The two ends of the flexible cable are respectively fixedly connected with the grid carbon brush holder and the conductive clamping plate in a one-to-one correspondence, and the flexible cable is correspondingly accommodated in the internal assembly channel of the copper sleeve.

[0036] A CT slip ring self-cleaning device, comprising a plurality of groups of carbon powder cleaning components for CT slip rings;

[0037] The CT slip ring self-cleaning device also includes:

[0038] A toner collecting structure, the interior of which is connected and arranged with a plurality of groups of the toner cleaning components;

[0039] A carbon powder receiving structure, slidably assembled inside the carbon powder gathering structure;

[0040] The main structure of the slip ring is arranged in contact with the brush bodies in the carbon powder cleaning components of the plurality of groups, and the carbon powder closely adhering to the main structure of the slip ring is automatically swept away by the loosening of the brush bodies of the plurality of groups.

[0041] As a further solution of the present invention, the carbon powder gathering structure includes a gathering bin body and a gathering bin chamber;

[0042] The gathering bin body is configured as a rectangular structure, and a gathering chamber is provided inside the rectangular gathering bin body;

[0043] The carbon powder storage structure corresponds to a side opening of the collection chamber and can be pulled out and slidably assembled on the collection chamber body.

[0044] As a further solution of the present invention, the carbon powder gathering structure further includes a powder conducting through hole;

[0045] The powder conducting through holes are provided in a plurality of groups, and the plurality of groups of the powder conducting through holes are all opened at the top of the gathering bin body, and the plurality of groups of the powder conducting through holes are connected to the gathering bin chamber;

[0046] The sleeve pressing mother structures in several groups of the carbon powder cleaning components are respectively connected and inserted with several groups of the powder conducting through holes in a one-to-one correspondence, and the carbon powder through holes in several groups of the carbon powder cleaning components are respectively connected and inserted with several groups of the powder conducting through holes in a one-to-one correspondence.

[0047] The present invention has the following beneficial effects:

[0048] The component and device can effectively serve as the basis for positioning and conducting electricity for the supporting conductive structure by cooperating with the positioning sleeve structure and the sleeve pressing mother structure. At the same time, the supporting conductive structure can further cooperate with the magnetic pole seat structure to form an Ampere force, and the carbon powder can be shifted to the internal channel of the supporting conductive structure under the driving action of the Ampere force, thereby realizing carbon powder cleaning along the internal channel of the supporting conductive structure. The carbon powder adhering to the main structure of the slip ring can be automatically cleaned by the carbon powder cleaning component, and the carbon powder can be automatically timed or removed at any time based on the rotation control of the main structure of the slip ring. At the same time, the carbon powder can be collected into the carbon powder storage structure inside the carbon powder gathering structure through the above-mentioned carbon powder cleaning component, thereby completing automatic carbon powder cleaning, significantly reducing the possibility of ignition accidents, and effectively improving the reliability and service life of the main structure of the slip ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] In order to more clearly illustrate the implementation mode of the present invention or the technical solution in the prior art, the drawings required for the implementation mode or the description of the prior art will be briefly introduced below. The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0050] Figure 1 A schematic diagram of the overall exploded axonometric structure of a carbon powder cleaning assembly for a CT slip ring provided in an embodiment of the present invention.

[0051] Figure 2 A schematic diagram of the assembly structure of a positioning sleeve structure in a carbon powder cleaning assembly for a CT slip ring provided in an embodiment of the present invention.

[0052] Figure 3 A schematic diagram of the assembly structure of the supporting conductive structure in the carbon powder cleaning assembly for a CT slip ring provided in an embodiment of the present invention.

[0053] Figure 4 A schematic diagram of the assembly structure principle of the supporting conductive structure and the magnetic pole seat body structure in a carbon powder cleaning assembly for a CT slip ring provided in an embodiment of the present invention.

[0054] Figure 5 A schematic diagram of the overall axonometric structure of a CT slip ring self-cleaning device provided in an embodiment of the present invention.

[0055] Figure 6 A schematic diagram of the assembly structure of a carbon powder gathering structure in a CT slip ring self-cleaning device provided in an embodiment of the present invention.

[0056] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0057] Positioning sleeve structure 1: copper sleeve 11, limiting groove 12, magnetic limiting part 13, brush body 14;

[0058] Supporting conductive structure 2: grid carbon brush holder 21, conductive clamping plate 22, top spring 23, soft cable 24, carbon powder grid part 25, carbon powder through hole 26;

[0059] Casing pressing mother structure 3;

[0060] Magnetic pole seat structure 4: magnetic pole seat body 41, magnet block 42;

[0061] Carbon powder gathering structure 5: gathering bin body 51, gathering bin chamber 52, powder guiding through hole 53;

[0062] Carbon powder storage structure 6; Slip ring main structure 7;

[0063] Carbon brush current a, magnetic field lines of force b, Ampere force c. DETAILED DESCRIPTION

[0064] The following is a description of the implementation of the present invention by specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0065] The terms such as "upper", "lower", "left", "right", and "middle" used in this specification are only for the convenience of description and are not intended to limit the scope of the invention. Changes or adjustments to their relative relationships should be regarded as within the scope of the invention without substantially changing the technical content.

[0066] like Figures 1 to 6 As shown, the embodiment of the present invention provides a carbon powder cleaning component for CT slip rings and a CT slip ring self-cleaning device including the carbon powder cleaning component for CT slip rings, wherein the carbon powder cleaning component for CT slip rings includes a positioning sleeve structure 1, a supporting conductive structure 2, a sleeve pressing mother structure 3 and a magnetic pole seat body structure 4, which is used to effectively serve as the positioning and power conduction basis of the supporting conductive structure 2 through the positioning sleeve structure 1 and the sleeve pressing mother structure 3, and can further cooperate with the magnetic pole seat body structure 4 based on the supporting conductive structure 2 to form an Ampere force, and enable the carbon powder to be displaced to the internal channel of the supporting conductive structure 2 under the driving action of the Ampere force, and then realize the carbon powder cleaning along the internal channel of the supporting conductive structure 2, which can effectively replace manual cleaning of carbon powder and improve the overall functional practicality. The specific settings are as follows:

[0067] Please refer to Figure 1 and Figure 2The positioning sleeve structure 1 includes a copper sleeve 11, a limiting groove 12, a magnetic limiting portion 13 and a brush body 14; wherein the copper sleeve 11 is configured as a copper sleeve member with a conductive function, and the copper sleeve 11 has an internal assembly channel for effectively forming an assembly space supporting the conductive structure 2 through the internal assembly channel; the limiting groove 12 is configured as a square groove, the square limiting groove 12 is opened at one end of the copper sleeve 11, and the square limiting groove 12 is connected to the internal assembly channel of the copper sleeve 11, so as to pass The square limit groove 12 further matches the supporting conductive structure 2; the magnetic limit portion 13 is arranged at one end of the copper sleeve 11, and the magnetic limit portion 13 is correspondingly located at the outer side of the limit groove 12, so as to effectively form the assembly position of the magnetic pole seat structure 4 through the magnetic limit portion 13; the brush body 14 is vertically fixedly arranged on one end face of the copper sleeve 11, and the brush body 14 is correspondingly located at the edge side of the limit groove 12, so as to form a carbon powder self-sweeping brushing effect through the brush body 14 corresponding to the rotating action of the slip ring main structure 7.

[0068] The material of the brush body 14 can be, but is not limited to, a material with excellent insulation performance and wear resistance.

[0069] Please refer to Figure 1 and Figure 3 , the supporting conductive structure 2 includes a grid carbon brush holder 21, a conductive positioning plate 22, a top spring 23, a soft cable 24, a carbon powder grid portion 25 and a carbon powder through hole 26; wherein, the grid carbon brush holder 21 is configured as a square seat structure with a conductive function, and the square grid carbon brush holder 21 is correspondingly accommodated in the inside of the square limiting groove 12; the conductive positioning plate 22 is correspondingly located outside the other end of the copper sleeve 11, and the sleeve pressing mother structure 3 is pressed and fixed to the other end of the copper sleeve 11, so as to effectively form a positioning and pressing effect on the conductive positioning plate 22 through the sleeve pressing mother structure 3 and the copper sleeve 11; the two ends of the top spring 23 are respectively connected to a space between the grid carbon brush holder 21 and the conductive positioning plate 22 One by one, they are fixedly connected and arranged correspondingly, and the top spring 23 is correspondingly accommodated in the internal assembly channel of the copper sleeve 11, so as to effectively keep the grid brush holder 21 in a specific position inside the limit groove 12 based on the positioning function of the conductive clamping plate 22 and the elastic supporting function of the top spring 23, and the top spring 23 can be used to simultaneously form a conductive function, so as to effectively assist the copper sleeve 11 to form multi-path conduction and improve the operating stability of the overall function; the two ends of the flexible cable 24 are respectively fixedly connected and arranged correspondingly between the grid brush holder 21 and the conductive clamping plate 22, and the flexible cable 24 is correspondingly accommodated in the internal assembly channel of the copper sleeve 11, so as to further improve the stability of the multi-path conductive function by using the flexible cable 24.

[0070] The carbon powder grid portion 25 is opened at one end of the grid carbon brush holder 21 away from the top spring 23, and the grid carbon brush holder 21 is provided with the carbon powder through hole 26 corresponding to the middle position of the carbon powder grid portion 25 and the middle position of the conductive clamping plate 22. The two carbon powder through holes 26 are connected and arranged with the internal assembly channel of the copper sleeve 11 corresponding to the top spring 23, so as to form a grid gap by using the carbon powder grid portion 25, so that the carbon powder swept by the brush body 14 can effectively pass through the grid gap and reach the carbon powder through hole 26 located in the middle position of the grid carbon brush holder 21, and then the carbon powder is further from the grid carbon brush holder 21 to the internal assembly channel of the copper sleeve 11 corresponding to the top spring 23 and reaches and passes through the carbon powder through hole 26 located in the conductive clamping plate 22, and then the carbon powder can be collected, thereby improving the overall functional practicality.

[0071] Please refer to Figure 1 , Figure 3 and Figure 4 The magnetic pole seat structure 4 includes a magnetic pole seat body 41 and a magnet block 42; wherein the magnetic pole seat body 41 is sleeved and assembled on the magnetic limit position portion 13 of the positioning sleeve structure 1; the magnet block 42 is provided with two groups, and the two groups of magnet blocks 42 are respectively embedded and fixedly assembled on the two sides of the magnetic pole seat body 41 in a one-to-one correspondence, and the two groups of magnet blocks 42 are respectively located on the two sides of the carbon powder grid portion 25 in a one-to-one correspondence, and the magnetic poles of the two groups of magnet blocks 42 are different and arranged facing each other, so as to The carbon brush current a transmitted through the grid carbon brush holder 21, combined with the magnetic field magnetic flux lines b formed by the N poles of one group of magnet blocks 42 pointing to the S poles of the other group of magnet blocks 42 in the two groups of magnet blocks 42, can effectively make the carbon brush current a generate an Ampere force c under the action of the magnetic field magnetic flux lines b, and then the carbon powder generated by the brush friction will be shifted to the carbon powder through hole 26 located in the grid carbon brush holder 21 under the action of the Ampere force c, and can further effectively complete the subsequent carbon powder conduction with the help of the gravity formed by the overall vertical setting.

[0072] Please refer to Figure 5 and Figure 6 The CT slip ring self-cleaning device also includes a carbon powder gathering structure 5, a carbon powder receiving structure 6 and a slip ring main body structure 7, which are used to automatically clean the carbon powder adhering to the slip ring main body structure 7 through the above-mentioned carbon powder cleaning component, and can automatically time or remove the carbon powder at any time based on the rotation control of the slip ring main body structure 7. At the same time, the carbon powder can be collected into the carbon powder receiving structure 6 inside the carbon powder gathering structure 5 through the above-mentioned carbon powder cleaning component, thereby completing the automatic carbon powder cleaning, significantly reducing the possibility of ignition accidents, and effectively improving the reliability and service life of the slip ring main body structure 7. The specific settings are as follows:

[0073] The carbon powder gathering structure 5 includes a gathering bin body 51, a gathering chamber 52 and a powder guiding hole 53; wherein, the gathering bin body 51 is configured as a rectangular structure, and a gathering chamber 52 is provided inside the rectangular gathering bin body 51; the carbon powder storage structure 6 is slidably assembled on the gathering bin body 51 corresponding to a side opening of the gathering chamber 52, so as to facilitate timely cleaning of the carbon powder storage structure 6.

[0074] The powder conducting through holes 53 are provided in several groups, and the powder conducting through holes 53 in several groups are opened at the top position of the rectangular collecting bin body 51, and the powder conducting through holes 53 in several groups are connected and arranged with the collecting bin chamber 52; the carbon powder cleaning components are provided in several groups, and the sleeve pressing mother structures 3 in several groups of the carbon powder cleaning components are respectively connected and arranged with the powder conducting through holes 53 in a one-to-one correspondence, and the carbon powder through holes 26 in several groups of the carbon powder cleaning components are respectively connected and arranged with the powder conducting through holes 53 in a one-to-one correspondence, so as to complete the conduction of the carbon powder collection path.

[0075] The brush bodies 14 in the carbon powder cleaning components of the plurality of groups are arranged in contact with the slide ring main structure 7, so as to utilize the plurality of brush bodies 14 to loosen and automatically sweep the tightly adhered carbon powder.

[0076] Although the present invention has been described in detail above by general description and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made on the basis of the present invention. Therefore, these modifications or improvements made on the basis of not departing from the spirit of the present invention all belong to the scope of protection claimed by the present invention.

Claims

1. A carbon powder cleaning assembly for a CT slip ring, characterized in that: include: Positioning sleeve structure; A supporting conductive structure is embedded and fixedly connected to the positioning sleeve structure; The supporting conductive structure is internally provided with a carbon powder channel extending in the same direction as the positioning sleeve structure, and the supporting conductive structure has a current output end; The magnetic pole seat structure is fixedly arranged on one end of the positioning sleeve structure corresponding to the current output end, and the magnetic pole seat structure is fixedly provided with two groups of magnet blocks with different magnetic poles. The two groups of magnet blocks are respectively located at two sides of the current output end in a one-to-one correspondence, forming an Ampere force corresponding to the carbon powder channel.

2. The carbon powder cleaning assembly for CT slip ring according to claim 1, characterized in that: The supporting conductive structure includes a grid carbon brush holder, a conductive positioning plate and a top spring; The grid carbon brush holder has a conductive function to serve as a current output end of the supporting conductive structure, and the grid carbon brush holder is correspondingly embedded and accommodated in the positioning sleeve structure; The conductive positioning plate is fixedly connected to the outer end of the positioning sleeve structure; The two ends of the top spring are respectively fixedly connected with the grid carbon brush holder and the conductive clamping plate in a one-to-one correspondence, and the top spring is correspondingly embedded and accommodated in the positioning sleeve structure.

3. The carbon powder cleaning assembly for CT slip ring according to claim 2, characterized in that: The supporting conductive structure further includes a carbon powder grid portion and a carbon powder through hole; The carbon powder grid portion is opened at an end portion of the grid carbon brush holder away from the top spring, and the grid carbon brush holder is provided with the carbon powder through hole corresponding to the middle position of the carbon powder grid portion and the middle position of the conductive clamping plate. The two carbon powder through holes are connected to the internal assembly channel of the positioning sleeve structure corresponding to the top spring; the carbon powder channel is formed by the two carbon powder through holes and the internal assembly channel of the positioning sleeve structure corresponding to the top spring.

4. The carbon powder cleaning assembly for CT slip ring according to claim 3, characterized in that: The positioning sleeve structure comprises a copper sleeve and a limiting groove; The copper sleeve is configured as a copper sleeve member having a conductive function, and the copper sleeve has an internal assembly channel, through which an assembly space for the supporting conductive structure is formed; The limiting groove is configured as a square groove, the square limiting groove is opened at one end of the copper sleeve, and the square limiting groove is connected to the internal assembly channel of the copper sleeve; The grid carbon brush holder is configured as a square holder structure with a conductive function, and the square grid carbon brush holder is correspondingly accommodated inside the square limiting groove; The top spring is correspondingly accommodated in the internal assembly channel of the copper sleeve; the two carbon powder through holes are connected to the internal assembly channels of the copper sleeve corresponding to the top spring; The toner cleaning component also includes: The sleeve pressing mother structure is pressed and fixed to the other end of the copper sleeve, and the sleeve pressing mother structure cooperates with the copper sleeve to position and press the conductive clamping plate.

5. The carbon powder cleaning assembly for CT slip ring according to claim 4, characterized in that: The positioning sleeve structure also includes a magnetic limit position portion; The magnetic limit position portion is arranged at one end of the copper sleeve, and the magnetic limit position portion is correspondingly located at the outer side of the limit groove; The magnetic pole seat structure includes a magnetic pole seat body and a magnet block; The magnetic pole seat body is sleeve-assembled and arranged on the magnetic limit position portion; The two groups of magnet blocks are respectively and one by one embedded and fixedly mounted on the two sides of the magnetic pole seat body, and the two groups of magnet blocks are respectively and one by one located on the two sides of the carbon powder grid part, and the magnetic poles of the two groups of magnet blocks are different and arranged facing each other; The carbon brush current is transmitted through the grid carbon brush holder as the current output end, and magnetic field magnetic flux lines are formed by the N poles of one group of magnet blocks pointing to the S poles of the other group of magnet blocks in the two groups of magnet blocks. The carbon brush current generates an Ampere force corresponding to the carbon powder channel under the action of the magnetic field magnetic flux lines.

6. The carbon powder cleaning assembly for CT slip ring according to claim 5, characterized in that: The positioning sleeve structure also includes a brush body; The brush body is vertically fixedly arranged on one end surface of the copper sleeve, and the brush body is correspondingly located at the edge side of the limiting groove.

7. The carbon powder cleaning assembly for CT slip ring according to claim 4, characterized in that: The supporting conductive structure also includes a flexible cable; The two ends of the flexible cable are respectively fixedly connected with the grid carbon brush holder and the conductive clamping plate in a one-to-one correspondence, and the flexible cable is correspondingly accommodated in the internal assembly channel of the copper sleeve.

8. A CT slip ring self-cleaning device, characterized in that: comprising a plurality of groups of carbon powder cleaning assemblies for CT slip rings as claimed in claim 6; The CT slip ring self-cleaning device also includes: A toner collecting structure, the interior of which is connected and arranged with a plurality of groups of the toner cleaning components; A carbon powder receiving structure, slidably assembled inside the carbon powder gathering structure; The main structure of the slip ring is arranged in contact with the brush bodies in the carbon powder cleaning components of the plurality of groups, and the carbon powder closely adhering to the main structure of the slip ring is automatically swept away by the loosening of the brush bodies of the plurality of groups.

9. The CT slip ring self-cleaning device according to claim 8, characterized in that: The carbon powder gathering structure comprises a gathering bin body and a gathering bin chamber; The gathering bin body is configured as a rectangular structure, and a gathering chamber is provided inside the rectangular gathering bin body; The carbon powder storage structure corresponds to a side opening of the collection chamber and can be pulled out and slidably assembled on the collection chamber body.

10. The CT slip ring self-cleaning device according to claim 9, characterized in that: The carbon powder gathering structure also includes a powder conducting through hole; The powder conducting through holes are provided in a plurality of groups, and the plurality of groups of the powder conducting through holes are all opened at the top of the gathering bin body, and the plurality of groups of the powder conducting through holes are connected to the gathering bin chamber; The sleeve pressing mother structures in several groups of the carbon powder cleaning components are respectively connected and inserted with several groups of the powder conducting through holes in a one-to-one correspondence, and the carbon powder through holes in several groups of the carbon powder cleaning components are respectively connected and inserted with several groups of the powder conducting through holes in a one-to-one correspondence.

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