A casing structure that facilitates wire entry and exit

Abstract

The utility model relates to the technical field of bushing structures, specifically a bushing structure that is convenient for incoming and outgoing lines, including a bushing structure body, the bushing structure body and the surface of the mounting frame are both provided with a stable mounting mechanism, the interior of the incoming line porcelain bushing is provided with a high pollution resistance mechanism, and the interior of the bushing structure body and the surface of the incoming line terminal are both provided with a convenient incoming and outgoing line mechanism. The utility model not only makes the overall air tightness of the bushing structure body higher during use, avoids the phenomenon of incoming and outgoing line jamming during use of the bushing structure, and greatly improves the convenience of the bushing structure during use, but also makes the bushing structure not cause permanent degradation of the surface material of the incoming line porcelain bushing during use, greatly improves the pollution resistance of the bushing, improves the electrical performance of the bushing structure body, makes the product safer to use, and greatly improves the stability and reliability of the product.

Description

Technical Field

[0001] The utility model relates to the technical field of sleeve structures, in particular to a sleeve structure that is convenient for wire entry and exit. Background Art

[0002] The bushing structure is used for the connection between switch cabinets in the distribution system. With the development of social economy and the increase in investment in construction projects, the market demand for switch cabinets and unit cabinets in the distribution system is increasing. In the past, the unit cabinets were connected through cables, jumpers or shielded busbars. The intervals between the cabinets were large and the distribution system occupied a large area. Now there is a need for a bushing structure that is convenient for entering and exiting the lines.

[0003] After searching, the patent number is 201620093075.3, and the name is an insulator bushing for incoming and outgoing lines integrally formed with a current transformer, which includes an insulator bushing body made of epoxy resin, an annular chamber is formed in the insulator bushing body, and a current transformer is loaded in the annular chamber. Compared with the existing insulator bushings for incoming and outgoing lines, the insulator bushing for incoming and outgoing lines integrally formed with a current transformer does not need to be used with an external current transformer when in use.

[0004] The existing bushing structure still has some shortcomings to a certain extent. The bushing structure needs to input and output wires when in use, and the existing bushing structure is not convenient enough when inputting and outputting wires, which reduces the overall air tightness of the bushing structure body when in use, and greatly reduces the convenience of the bushing structure when in use; the bushing structure needs to be installed when in use, and the existing bushing structure is not convenient and quick enough when installed, which makes it impossible to stably install the bushing structure body at the specified position when the bushing structure is used, and makes the bushing structure not fast and smooth enough when installed; the existing bushing structure does not have good enough surface pollution resistance for the incoming porcelain bushing when in use, which makes it easy for the bushing structure to cause permanent degradation of the surface material of the incoming porcelain bushing when in use, greatly reducing the pollution resistance of the bushing, reducing the electrical performance of the bushing structure body, and making the product unsafe when in use, and greatly reducing the stability and reliability of the product. Utility Model Content

[0005] The purpose of the utility model is to provide a bushing structure that is convenient for input and output of wires, so as to solve the problems in the above-mentioned background technology that the bushing structure is not convenient for input and output of wires, is not convenient and quick enough for installation, and has poor surface stain resistance of the incoming porcelain bushing.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bushing structure that is convenient for incoming and outgoing lines, comprising a bushing structure body, a porcelain bushing for incoming lines is installed on the surface at the top position of the bushing structure body, an incoming line terminal is arranged inside the bushing structure body, a sealing ring is installed on the inner wall of the bushing structure body, a mounting frame is arranged on one side of the bushing structure body, a stable mounting mechanism is arranged on the surface of the bushing structure body and the mounting frame, the interior of the stable mounting mechanism includes a stretching spring, a guide groove, a connecting block, a groove body and an arc-shaped clamp, a high-fouling-resistant mechanism is arranged inside the incoming line porcelain bushing, the interior of the high-fouling-resistant mechanism includes a fixed cavity, a heat conductive layer and a high-fouling-resistant component, the interior of the bushing structure body and the surface of the incoming line terminal are both provided with a mechanism for convenient incoming and outgoing lines, and the interior of the mechanism for convenient incoming and outgoing lines includes a sealing pad, an airtight pad and a convenient incoming and outgoing line group.

[0007] Preferably, the surface of the mounting frame is installed with a connecting block, the inner wall of the sleeve structure body is provided with a guide groove, the guide groove and the surface of the connecting block are slidably matched with each other, and the surface of the sleeve structure body is provided with a groove body.

[0008] Preferably, an arc-shaped clamp is provided inside the groove body, the arc-shaped clamp and the inner wall of the groove body are slidably matched with each other, the arc-shaped clamp and the surface of the mounting frame are snap-fitted with each other, and an extension spring is installed inside the groove body, one end of the extension spring is fixed to the surface of the arc-shaped clamp.

[0009] Preferably, the highly contamination-resistant component is arranged inside the incoming line porcelain bushing, and the highly contamination-resistant component is composed of a first silicone rubber layer, a second silicone rubber layer and a heat dissipation layer. A fixed cavity is opened on the inner wall of the incoming line porcelain bushing, and a heat-conducting layer for dissipating heat from the surface of the incoming line porcelain bushing is adhered to the inner wall of the fixed cavity. A heat dissipation layer is arranged inside the fixed cavity, and the surface of the heat dissipation layer is bonded to the inner wall of the fixed cavity.

[0010] Preferably, a first silicone rubber layer for resisting aging of the incoming porcelain bushing is provided inside the fixed cavity, the surface of the first silicone rubber layer is bonded to the surface of the thermal conductive layer, the surface of the first silicone rubber layer is bonded to the second silicone rubber layer, and the surface of the second silicone rubber layer is bonded to the surface of the heat dissipation layer.

[0011] Preferably, the wire entry and exit group is arranged inside the sleeve structure body and on the surface of the incoming wire terminal, and the wire entry and exit group is composed of an airtight frame and a spring body. The inner wall of the sleeve structure body is installed with an airtight frame, and an airtight gasket is arranged inside the airtight frame. One end of the airtight gasket extends to the outside of the airtight frame and slides with the inner wall of the airtight frame.

[0012] Preferably, a sealing gasket for sealing between the bushing structure body and the incoming line terminal is adhered to the surface of the airtight gasket, and the surface of the sealing gasket is in contact with the surface of the incoming line terminal.

[0013] Preferably, a spring body is installed inside the airtight frame, and one end of the spring body is fixed to the surface of the airtight pad.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the bushing structure that is convenient for inlet and outlet wires not only makes the overall air tightness of the bushing structure body higher during use, avoids the phenomenon of inlet and outlet wire jamming during use of the bushing structure, greatly improves the convenience of the bushing structure during use, enables the bushing structure body to be stably installed at a designated position when the bushing structure is used, makes the bushing structure faster and smoother to install, and does not cause permanent degradation of the surface material of the incoming porcelain bushing when the bushing structure is used, greatly improves the pollution resistance of the bushing, improves the electrical performance of the bushing structure body, makes the product safer to use, and greatly improves the stability and reliability of the product;

[0015] 1. By providing a mechanism for facilitating the entry and exit of wires, the spring body inside the airtight frame drives the airtight pad and the sealing pad to move, so that the airtight pad drives the sealing pad to move to contact the surface of the incoming wire terminal. Under the joint action of the airtight pad and the sealing pad, the airtightness between the incoming wire terminal and the casing structure body is higher. When the wire body is in and out, the airtightness of the casing structure body and the incoming wire terminal is higher, and the wire body is not prone to jamming when entering and exiting, realizing the function of the casing structure for facilitating the entry and exit of wires, thereby making the overall airtightness of the casing structure body higher during use, avoiding the jamming of the inlet and outlet wires during the use of the casing structure, and greatly improving the convenience of the casing structure when used;

[0016] 2. By providing a stable installation mechanism, the user places the sleeve structure body on one side of the installation frame, and the user pushes the sleeve structure body downward, so that the installation frame drives the connecting block to slide inside the guide groove, and the installation position of the sleeve structure body is positioned under the joint action of the guide groove and the connecting block. At this time, the arc-shaped clamp is driven to move under the elastic force of the extension spring inside the groove body, so that the arc-shaped clamp is clamped to the surface of the installation frame, and the sleeve structure body is prevented from loosening under the joint action of the extension spring and the arc-shaped clamp, so that the sleeve structure body can be stably installed on the surface of the installation frame, realizing the function of quick installation of the sleeve structure, so that the sleeve structure body can be stably installed at the specified position when the sleeve structure is used, making the sleeve structure faster and smoother when installed;

[0017] 3. By providing a high pollution-resistant mechanism, the hydrophobicity of the incoming porcelain bushing will not be lost under the action of the first silicone rubber layer inside the fixed cavity, and the surface material of the incoming porcelain bushing will not be easily aged. During a relatively long dry period without discharge, the first silicone rubber layer and the second silicone rubber layer can restore their own hydrophobicity. Subsequently, under the joint action of the thermal conductive layer and the heat dissipation layer, the surface of the first silicone rubber layer will not produce new chemical reactions, thereby avoiding the complete loss of pollution resistance of the bushing structure body, and realizing the high pollution-resistant function of the bushing structure on the surface of the incoming porcelain bushing, so that the bushing structure will not cause permanent degradation of the surface material of the incoming porcelain bushing when in use, thereby greatly improving the pollution resistance of the bushing, improving the electrical performance of the bushing structure body, making the product safer to use, and greatly improving the stability and reliability of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0020] Figure 3 It is a schematic diagram of an enlarged top view of the cross section of the utility model;

[0021] Figure 4 For the utility model Figure 2 An enlarged structural diagram of the stable mounting mechanism;

[0022] Figure 5 For the utility model Figure 2 A schematic diagram of the enlarged structure of the medium and high pollution resistance mechanism;

[0023] Figure 6 It is an enlarged structural schematic diagram of the utility model's wire inlet and outlet mechanism.

[0024] In the figure: 1. Bushing structure body; 101. Incoming porcelain bushing; 102. Incoming terminal; 103. Sealing ring; 104. Mounting frame; 2. Stable mounting mechanism; 201. Extension spring; 202. Guide groove; 203. Connecting block; 204. Groove body; 205. Arc-shaped clamp; 3. Highly stain-resistant mechanism; 301. Fixed cavity; 302. Heat-conducting layer; 303. Highly stain-resistant component; 3031. First silicone rubber layer; 3032. Second silicone rubber layer; 3033. Heat dissipation layer; 4. Easy-in and easy-out mechanism; 401. Sealing pad; 402. Airtight pad; 403. Easy-in and easy-out line group; 4031. Airtight frame; 4032. Spring body. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] The utility model provides a casing structure that is convenient for wire entry and exit. Figure 1 and Figure 2 As shown, it includes a bushing structure body 1, a line-incoming porcelain bushing 101 is installed on the surface at the top position of the bushing structure body 1, an incoming line terminal 102 is arranged inside the bushing structure body 1, a sealing ring 103 is installed on the inner wall of the bushing structure body 1, and a mounting frame 104 is arranged on one side of the bushing structure body 1.

[0027] Furthermore, if Figure 2 and Figure 4 As shown, the surfaces of the sleeve structure body 1 and the mounting frame 104 are both provided with a stable mounting mechanism 2, the interior of the stable mounting mechanism 2 includes a stretching spring 201, a guide groove 202, a connecting block 203, a groove body 204 and an arc-shaped clamp 205, the surface of the mounting frame 104 is installed with a connecting block 203, the inner wall of the sleeve structure body 1 is provided with a guide groove 202, the guide groove 202 and the surface of the connecting block 203 slide with each other, the surface of the sleeve structure body 1 is provided with a groove body 204, the interior of the groove body 204 is provided with an arc-shaped clamp 205, the arc-shaped clamp 205 and the inner wall of the groove body 204 slide with each other, the arc-shaped clamp 205 and the surface of the mounting frame 104 are mutually clamped, the interior of the groove body 204 is installed with a stretching spring 201, one end of the stretching spring 201 is fixed to the surface of the arc-shaped clamp 205.

[0028] During implementation, the user places the sleeve structure body 1 on one side of the mounting frame 104, and the user pushes the sleeve structure body 1 downward, so that the mounting frame 104 drives the connecting block 203 to slide inside the guide groove 202, and the installation position of the sleeve structure body 1 is positioned under the joint action of the guide groove 202 and the connecting block 203. At this time, the arc-shaped clamp 205 is driven to move under the elastic force of the extension spring 201 inside the groove body 204, so that the arc-shaped clamp 205 is clamped to the surface of the mounting frame 104, and the sleeve structure body 1 is prevented from loosening under the joint action of the extension spring 201 and the arc-shaped clamp 205, so that the sleeve structure body 1 can be stably installed on the surface of the mounting frame 104, so as to realize the function of quick installation of the sleeve structure.

[0029] Furthermore, if Figure 2 and Figure 5As shown, the interior of the incoming line porcelain bushing 101 is provided with a high pollution-resistant mechanism 3, the interior of the high pollution-resistant mechanism 3 includes a fixed cavity 301, a heat-conducting layer 302 and a high pollution-resistant component 303, the high pollution-resistant component 303 is arranged inside the incoming line porcelain bushing 101, and the high pollution-resistant component 303 is composed of a first silicone rubber layer 3031, a second silicone rubber layer 3032 and a heat dissipation layer 3033. The inner wall of the incoming line porcelain bushing 101 is provided with a fixed cavity 301, and the inner wall of the fixed cavity 301 is adhered with a heat-conducting material for the surface of the incoming line porcelain bushing 101. A heat-conducting layer 302 for heat dissipation, a heat dissipation layer 3033 is arranged inside the fixed cavity 301, the surface of the heat dissipation layer 3033 is bonded to the inner wall of the fixed cavity 301, a first silicone rubber layer 3031 for anti-aging of the incoming porcelain bushing 101 is arranged inside the fixed cavity 301, the surface of the first silicone rubber layer 3031 is bonded to the surface of the heat-conducting layer 302, the surface of the first silicone rubber layer 3031 is adhered to the second silicone rubber layer 3032, and the surface of the second silicone rubber layer 3032 is bonded to the surface of the heat dissipation layer 3033.

[0030] During implementation, under the action of the first silicone rubber layer 3031 inside the fixed cavity 301, the hydrophobicity of the incoming porcelain bushing 101 will not be lost, so that the surface material of the incoming porcelain bushing 101 is not easy to age. During a relatively long dry period without discharge, the first silicone rubber layer 3031 and the second silicone rubber layer 3032 can restore their own hydrophobicity. Subsequently, under the joint action of the thermal conductive layer 302 and the heat dissipation layer 3033, the surface of the first silicone rubber layer 3031 will not produce new chemical reactions, thereby avoiding the complete loss of the pollution resistance of the bushing structure body 1, so as to realize the high pollution resistance function of the bushing structure on the surface of the incoming porcelain bushing 101.

[0031] Furthermore, if Figure 2 and Figure 6 As shown, the inside of the sleeve structure body 1 and the surface of the incoming wire terminal 102 are both provided with a convenient inlet and outlet mechanism 4, the inside of the convenient inlet and outlet mechanism 4 includes a sealing gasket 401, an airtight gasket 402 and a convenient inlet and outlet wire group 403, the convenient inlet and outlet wire group 403 is arranged inside the sleeve structure body 1 and the surface of the incoming wire terminal 102, the convenient inlet and outlet wire group 403 is composed of an airtight frame 4031 and a spring body 4032, the inner wall of the sleeve structure body 1 is installed with an airtight frame 4031, the airtight frame 4031 is An airtight gasket 402 is arranged inside, one end of which extends to the outside of the airtight frame 4031 and slides with the inner wall of the airtight frame 4031, and a sealing gasket 401 for sealing between the sleeve structure body 1 and the incoming line terminal 102 is adhered to the surface of the airtight gasket 402, and the surface of the sealing gasket 401 is in contact with the surface of the incoming line terminal 102, and a spring body 4032 is installed inside the airtight frame 4031, and one end of the spring body 4032 is fixed to the surface of the airtight gasket 402.

[0032] During implementation, the spring body 4032 inside the airtight frame 4031 drives the airtight gasket 402 and the sealing gasket 401 to move, so that the airtight gasket 402 drives the sealing gasket 401 to move to contact the surface of the incoming line terminal 102. The airtightness between the incoming line terminal 102 and the sleeve structure body 1 is higher under the joint action of the airtight gasket 402 and the sealing gasket 401. When the wire body is in and out of the process, the airtightness of the sleeve structure body 1 and the incoming line terminal 102 is higher, and the wire body is not prone to jamming when entering and exiting, so as to realize the function of the sleeve structure for wire entry and exit.

[0033] Working principle: When in use, first place it at the specified position, and move one end of the incoming line terminal 102 to the inside of the sleeve structure body 1, and under the joint action of the spring body 4032 inside the airtight frame 4031, drive the airtight gasket 402 and the sealing gasket 401 to move, so that the airtight gasket 402 drives the sealing gasket 401 to move to contact the surface of the incoming line terminal 102, and under the joint action of the airtight gasket 402 and the sealing gasket 401, the airtightness between the incoming line terminal 102 and the sleeve structure body 1 is higher. When the wire body is in and out, the airtightness of the sleeve structure body 1 and the incoming line terminal 102 is higher, and the wire body is not prone to jamming when entering and exiting, so as to realize the function of the sleeve structure to facilitate the entry and exit of the wire, so that the overall airtightness of the sleeve structure body 1 is higher during use, and the phenomenon of jamming of the incoming and outgoing wires during use of the sleeve structure is avoided, which greatly improves the convenience of the sleeve structure when used.

[0034] Subsequently, the user places the sleeve structure body 1 on one side of the mounting frame 104, and the user pushes the sleeve structure body 1 downward, so that the mounting frame 104 drives the connecting block 203 to slide inside the guide groove 202, and the installation position of the sleeve structure body 1 is positioned under the joint action of the guide groove 202 and the connecting block 203. At this time, the arc-shaped clamp 205 is driven to move under the elastic force of the extension spring 201 inside the groove body 204, so that the arc-shaped clamp 205 is clamped to the surface of the mounting frame 104, and the sleeve structure body 1 is prevented from loosening under the joint action of the extension spring 201 and the arc-shaped clamp 205, so that the sleeve structure body 1 can be stably installed on the surface of the mounting frame 104, so as to realize the function of quick installation of the sleeve structure, so that the sleeve structure can be stably installed at the specified position when the sleeve structure is used, so that the sleeve structure can be installed more quickly and smoothly.

[0035] Subsequently, under the action of the first silicone rubber layer 3031 inside the fixed cavity 301, the hydrophobicity of the incoming porcelain bushing 101 will not be lost, so that the surface material of the incoming porcelain bushing 101 is not easy to age. During a relatively long dry period without discharge, the first silicone rubber layer 3031 and the second silicone rubber layer 3032 can restore their own hydrophobicity. Subsequently, under the joint action of the thermal conductive layer 302 and the heat dissipation layer 3033, the surface of the first silicone rubber layer 3031 will not produce new chemical reactions, so as to avoid causing the bushing structure body 1 to completely lose its anti-fouling ability, so as to realize the high anti-fouling function of the bushing structure on the surface of the incoming porcelain bushing 101, so that the bushing structure will not cause permanent degradation of the surface material of the incoming porcelain bushing 101 when in use, so that the anti-fouling ability of the bushing is greatly improved, the electrical performance of the bushing structure body 1 is improved, the product is safer when in use, and the stability and reliability of the product are greatly improved, and finally the use of the bushing structure is completed.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.

Claims

1. A casing structure for facilitating the entry and exit of wires, comprising a casing structure body (1), characterized in that: An incoming line porcelain bushing (101) is installed on the surface at the top position of the bushing structure body (1), an incoming line terminal (102) is arranged inside the bushing structure body (1), a sealing ring (103) is installed on the inner wall of the bushing structure body (1), a mounting frame (104) is arranged on one side of the bushing structure body (1), and a stable mounting mechanism (2) is arranged on the surface of the bushing structure body (1) and the mounting frame (104), and the interior of the stable mounting mechanism (2) includes an extension spring (201), a guide groove (202), a connection block (203), and a plurality of connecting members (204). (203), a groove body (204) and an arc-shaped clamp (205); the interior of the incoming line porcelain bushing (101) is provided with a high pollution-resistant mechanism (3); the interior of the high pollution-resistant mechanism (3) includes a fixed cavity (301), a heat-conducting layer (302) and a high pollution-resistant component (303); the interior of the bushing structure body (1) and the surface of the incoming line terminal (102) are both provided with a convenient in-and-out line mechanism (4); the interior of the convenient in-and-out line mechanism (4) includes a sealing gasket (401), an airtight gasket (402) and a convenient in-and-out line group (403).

2. A casing structure for facilitating wire entry and exit according to claim 1, characterized in that: The surface of the mounting frame (104) is provided with a connecting block (203), the inner wall of the sleeve structure body (1) is provided with a guide groove (202), the guide groove (202) and the surface of the connecting block (203) are slidably matched with each other, and the surface of the sleeve structure body (1) is provided with a groove body (204).

3. A casing structure for facilitating wire entry and exit according to claim 2, characterized in that: An arc-shaped clamp (205) is arranged inside the groove body (204), and the arc-shaped clamp (205) and the inner wall of the groove body (204) are slidably matched with each other, and the arc-shaped clamp (205) and the surface of the mounting frame (104) are clamped and matched with each other. An extension spring (201) is installed inside the groove body (204), and one end of the extension spring (201) is fixed to the surface of the arc-shaped clamp (205).

4. A casing structure for facilitating wire entry and exit according to claim 1, characterized in that: The highly anti-fouling component (303) is arranged inside the incoming line porcelain bushing (101), and the highly anti-fouling component (303) is composed of a first silicone rubber layer (3031), a second silicone rubber layer (3032) and a heat dissipation layer (3033). The inner wall of the incoming line porcelain bushing (101) is provided with a fixed cavity (301), and the inner wall of the fixed cavity (301) is adhered with a heat-conducting layer (302) for conducting heat and dissipating heat from the surface of the incoming line porcelain bushing (101). The interior of the fixed cavity (301) is provided with a heat dissipation layer (3033), and the surface of the heat dissipation layer (3033) is adhered to the inner wall of the fixed cavity (301).

5. A casing structure for facilitating wire entry and exit according to claim 4, characterized in that: A first silicone rubber layer (3031) for resisting aging of the incoming porcelain bushing (101) is arranged inside the fixed cavity (301); a surface of the first silicone rubber layer (3031) is bonded to a surface of the heat-conducting layer (302); a second silicone rubber layer (3032) is bonded to a surface of the first silicone rubber layer (3031); and a surface of the second silicone rubber layer (3032) is bonded to a surface of the heat-dissipating layer (3033).

6. A casing structure for facilitating wire entry and exit according to claim 1, characterized in that: The convenient entry and exit wire group (403) is arranged inside the sleeve structure body (1) and on the surface of the incoming wire terminal (102), and the convenient entry and exit wire group (403) is composed of an airtight frame (4031) and a spring body (4032). The inner wall of the sleeve structure body (1) is installed with an airtight frame (4031), and the airtight frame (4031) is provided with an airtight gasket (402) inside, and one end of the airtight gasket (402) extends to the outside of the airtight frame (4031) and slidably cooperates with the inner wall of the airtight frame (4031).

7. A casing structure for facilitating wire entry and exit according to claim 6, characterized in that: A sealing gasket (401) for sealing between the bushing structure body (1) and the incoming line terminal (102) is adhered to the surface of the airtight gasket (402), and the surface of the sealing gasket (401) is in contact with the surface of the incoming line terminal (102).

8. A casing structure for facilitating wire entry and exit according to claim 6, characterized in that: A spring body (4032) is installed inside the airtight frame (4031), and one end of the spring body (4032) is fixed to the surface of the airtight pad (402).

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