Full-protection type anti-bird cap

Abstract

The utility model belongs to the technical field of electric power, and particularly relates to a full-protection type anti-bird cap which comprises an anti-bird cap body, and the anti-bird cap body is divided into an upper body, a middle body and a lower body which are integrally arranged. The side sheaths are symmetrically arranged on the two sides of the middle body; the through holes are formed in the end surface of the side sheath in a penetrating manner, and the number of the through holes is two; the opening seam is arranged between the two through holes and is communicated with the through holes; wherein the lower end of the lower body, the lower end of the middle body and the lower end of the side sheath are disconnected in the axis direction and are communicated with the opening seam, clamping structures are symmetrically arranged on the side edges of the section of the lower body, the diameter of the through hole is consistent with the diameter of the electric wire, and the anti-bird cap is made of rubber. The effect of preventing insects from climbing into the bird-proof cap through the gap between the wire and the bird-proof cap to cause short circuit of the wiring terminal of the capacitor is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric power, and in particular relates to a full-protection bird-proof cap. Background Art

[0002] High-voltage capacitors are important equipment in UHV DC transmission systems. Bird damage may cause equipment tripping. To prevent birds from landing on the high-voltage capacitor unit bushings, bird-proof caps are required on the high-voltage capacitor unit terminals.

[0003] After the existing bird-proof cap is installed, the wires connected to the capacitor terminals pass through the openings on both sides of the bird-proof cap, but a large gap is left between the openings and the wires, which makes it easy for insects to crawl into the bird-proof cap from the openings along the wires and contact the capacitor terminals, thereby causing a short circuit in the capacitor terminals. Utility Model Content

[0004] The purpose of the utility model is to provide a full-protection bird-proof cap to address the above-mentioned technical problems, so as to prevent insects from crawling into the inside of the bird-proof cap through the gap between the wires and the bird-proof cap and causing a short circuit in the capacitor terminals.

[0005] In view of this, the utility model provides a full-protection bird-proof hat, which is characterized by comprising:

[0006] The bird-proof cap body is divided into three parts: an upper body, a middle body, and a lower body, and is an integrated arrangement;

[0007] Side shields, which are symmetrically arranged on both sides of the middle body;

[0008] A through hole, wherein the through hole is provided through the end surface of the side sheath and is provided at two locations;

[0009] An open slit, wherein the open slit is arranged between two through holes and is connected to the through holes;

[0010] Among them, the lower body, the lower end of the middle body, and the lower end of the side sheath are all disconnected along the axial direction and connected with the opening seam. The side edges of the lower body section are symmetrically provided with a snap-fit ​​structure, and the diameter of the through hole is consistent with the diameter of the wire. The bird-proof cap body is made of rubber.

[0011] In the present technical solution, when the bird-proof cap is installed on the capacitor terminal, the wire connected to the capacitor terminal passes through the through hole through the cooperation between the lower body, the lower end of the middle body, the lower end of the side sheath, and the opening seam, so that the inner wall of the through hole can abut against the outer wall of the wire, and the lower body can be fixed by the provided snap-fit ​​structure, thereby preventing insects from crawling into the anti-bird cap through the gap between the wire and the through hole and contacting the capacitor terminal, thereby causing a short circuit in the capacitor terminal.

[0012] In the above technical solution, further, the engaging structure includes:

[0013] Ear plates, the ear plates are symmetrically arranged on both sides of the lower body section, and a plurality of limiting holes are arranged on the ear plates;

[0014] A limiting member is arranged in the limiting hole to connect and limit two adjacent ear plates.

[0015] In the present technical solution, after the bird-proof cap is installed on the capacitor terminal, the limiting piece is passed through two adjacent ear plates so that the separated lower body can be fitted and fixed together, which facilitates the operator to install the bird-proof cap and improves the installation efficiency.

[0016] In the above technical solution, further, the limiting member includes:

[0017] A connecting rod, with a limit block and a stopper respectively disposed at both ends of the connecting rod;

[0018] Wherein, the limit block is set in a conical shape, and the maximum diameter of the limit block and the diameter of the stop block are greater than the inner diameter of the limit hole, and the distance between the stop blocks is equal to the thickness of the two ear plates.

[0019] In this technical solution, the bird-proof cap is made of rubber material and is elastic. It can pass through the limiting hole under the push of the operator, and through the cooperation with the stop block, the two ear plates can be fixed. The conical limiting block can facilitate the limiting block to pass through the limiting hole, making it easy for the operator to install it.

[0020] In the above technical solution, further, an inspection opening is provided at the top of the upper body, and a shielding structure is provided on the inspection opening.

[0021] In the present technical solution, the inspection opening is provided so that the wires fixed on the terminal blocks can be inspected without removing the bird-proof caps, which is beneficial to improving the efficiency of the inspection.

[0022] In the above technical solution, further, the shielding structure includes:

[0023] A fixed shaft, which passes through the top of the upper body and is provided with a protrusion near the end surface of the middle body, and the other end surface is threaded;

[0024] A limiting cap, which is arranged at the top end of the fixed shaft and is threadedly connected to the fixed shaft;

[0025] A shielding cover is rotatably arranged on the top of the upper body to shield the inspection port, and the fixed shaft passes through the shielding cover and is rotatably connected;

[0026] The limiting structure is arranged between the shielding cover and the upper body and is arranged away from the fixed axis.

[0027] In this technical solution, after the restriction of the limiting structure on the shielding cover is released, the shielding cover can be pushed to rotate around the fixed axis to expose the inspection port, which is convenient for maintenance personnel to perform maintenance. The shielding cover can prevent rainwater from entering the bird-proof cap through the inspection port and causing the terminal to malfunction.

[0028] In the above technical solution, further, the limiting structure includes:

[0029] A movable rod, the movable rod passes through the shielding cover and is arranged away from the fixed axis;

[0030] A limiting groove, which is provided on the top surface of the upper body and is arranged away from the fixed axis;

[0031] A movable groove, which is provided on the bottom surface of the shielding cover and matches with the movable rod;

[0032] A fixed ring, which is sleeved on the movable rod and is slidably connected to the movable groove;

[0033] A spring, wherein the spring is sleeved on the movable rod and is located between the fixed ring and the top surface of the movable groove;

[0034] Wherein, a pull block is arranged at the top end of the movable rod, and the bottom end of the movable rod cooperates with the limiting groove.

[0035] In the present technical solution, by pulling the movable rod upward, the bottom end of the movable rod can be separated from the limit groove, so that the shielding cover can be movable, and through the cooperation between the set spring, movable groove and fixed ring, a downward thrust can be provided to the movable rod, preventing the movable rod from detaching from the limit groove under non-human conditions, which is beneficial to improving the stability of the device.

[0036] In the above technical solution, further, an observation port is opened on the side wall of the middle body, and a cover body is rotatably provided outside the observation port, and the cover body is used to cover the observation port.

[0037] In the present technical solution, the observation port is provided to facilitate maintenance personnel to observe the wiring terminals in the bird-proof cap, and the rotating cover body can prevent insects from crawling into the bird-proof cap through the observation port, thereby maintaining the stable operation of the wiring terminals inside the bird-proof cap.

[0038] In the above technical solution, further, the material of the bird-proof cap body is silicone rubber.

[0039] The beneficial effects of the utility model are:

[0040] 1. When the bird-proof cap is installed on the capacitor terminal, the wire connected to the capacitor terminal passes through the through hole through the cooperation between the lower body, the lower end of the middle body, the lower end of the side sheath, and the opening seam, so that the inner wall of the through hole can abut against the outer wall of the wire, and the lower body can be fixed by the provided snap-fit ​​structure, thereby preventing insects from crawling into the inside of the bird-proof cap through the gap between the wire and the through hole and contacting the capacitor terminal, thereby causing a short circuit in the capacitor terminal.

[0041] 2. After releasing the limit of the limit structure on the shielding cover, push the shielding cover to make it rotate around the fixed axis to expose the inspection port, which is convenient for maintenance personnel to perform maintenance. The shielding cover can prevent rainwater from entering the bird-proof cap through the inspection port and causing the terminal to malfunction. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0043] Figure 2 It is a cross-sectional view of the utility model;

[0044] Figure 3 is a three-dimensional cross-sectional view of the utility model installed on a capacitor terminal;

[0045] Figure 4 It is a three-dimensional diagram of the limiting member of the utility model;

[0046] Figure 5 This utility model Figure 2 A magnified image of area A;

[0047] Figure 6 This utility model Figure 2 Enlarged view of area B;

[0048] The symbols in the figure are:

[0049] 1. Bird-proof cap body; 101. Upper body; 102. Middle body; 103. Lower body; 2. Side cover; 3. Through hole; 4. Open seam; 5. Clamping structure; 501. Ear plate; 502. Limiting hole; 503. Limiting piece; 6. Connecting rod; 7. Limiting block; 8. Stopper; 9. Wire; 10. Terminal block; 11. Inspection port; 12. Shielding structure; 1201. Fixed shaft; 1202. Bump; 1203. Limiting cap; 1204. Shielding cover; 13. Limiting structure; 1301. Movable rod; 1302. Limiting groove; 1303. Movable groove; 1304. Fixed ring; 1305. Spring; 1306. Pull block; 14. Observation port; 15. Cover body. DETAILED DESCRIPTION

[0050] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0051] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0052] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0053] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0054] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0055] Embodiment 1:

[0056] Depend on Figure 1-Figure 4 As shown, the present embodiment provides a fully protective bird-proofing cap, comprising: a bird-proofing cap body 1, the bird-proofing cap body 1 is divided into three parts, namely, an upper body 101, a middle body 102, and a lower body 103, and is integrally arranged; a side shield 2, the side shield 2 is symmetrically arranged on both sides of the middle body 102; a through hole 3, the through hole 3 is arranged through the end surface of the side shield 2, and is arranged at two locations; an opening slit 4, the opening slit 4 is arranged between two through holes 3, and is connected to the through holes 3; wherein, the lower body 103, the lower end of the middle body 102, and the lower end of the side shield 2 are all disconnected along the axial direction, and are connected to the opening slit 4, the side edge of the cross section of the lower body 103 is symmetrically provided with a snap-fit ​​structure 5, and the diameter of the through hole 3 is consistent with the diameter of the wire 9, and the material of the bird-proofing cap body 1 is rubber.

[0057] When the bird-proof cap is installed on the capacitor terminal 10, the wire 9 connected to the capacitor terminal 10 passes through the through hole 3 through the cooperation between the lower body 103, the lower end of the middle body 102, the lower end of the side sheath 2, and the opening slit 4, so that the inner wall of the through hole 3 can abut against the outer wall of the wire 9, and the lower body 103 can be fixed by the provided snap-fit ​​structure 5, thereby preventing insects from crawling from the gap between the wire 9 and the through hole 3 to the inside of the bird-proof cap and contacting the capacitor terminal 10, thereby causing a short circuit in the capacitor terminal 10.

[0058] Furthermore, the snap-fit ​​structure 5 includes: ear plates 501, which are symmetrically arranged on both sides of the cross-section of the lower body 103, and a plurality of limiting holes 502 are arranged on the ear plates 501; and limiting members 503, which are arranged in the limiting holes 502 to connect and limit two adjacent ear plates 501.

[0059] After the bird-proof cap is installed on the capacitor terminal 10 , the limiting member 503 is passed through two adjacent ear plates 501 so that the separated lower body 103 can be attached and fixed together, which facilitates the operator to install the bird-proof cap and improves the installation efficiency.

[0060] Furthermore, the limiting member 503 includes: a connecting rod 6, with a limiting block 7 and a stopper 8 respectively arranged at both ends of the connecting rod 6; wherein, the limiting block 7 is conically arranged, and the maximum diameter of the limiting block 7 and the diameter of the stopper 8 are greater than the inner diameter of the limiting hole 502, and the distance between the stopper 8 and the limiting block 7 is equal to the thickness of the two ear plates 501.

[0061] The bird-proof cap is made of elastic rubber material and can pass through the limiting hole 502 under the push of the operator, and can fix the two ear plates 501 through the cooperation with the stop block 8. The conical setting of the limiting block 7 can facilitate the limiting block 7 to pass through the limiting hole 502, making it easy for the operator to install it.

[0062] Embodiment 2:

[0063] Depend on Figure 1-Figure 6 As shown, this embodiment provides a full-protection bird-proof hat, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0064] Furthermore, an inspection opening 11 is provided on the top of the upper body 101 , and a shielding structure 12 is provided on the inspection opening 11 .

[0065] The inspection opening 11 can be used to inspect the wires 9 fixed on the connection terminal 10 without removing the bird-proof cap, which is beneficial to improving the efficiency of the inspection.

[0066] Furthermore, the shielding structure 12 includes: a fixed shaft 1201, which passes through the top of the upper body 101 and is provided with a protrusion 1202 near the end face of the middle body 102, and the other end face is threadedly connected; a limiting cap 1203, which is arranged at the top of the fixed shaft 1201 and is threadedly connected to the fixed shaft 1201; a shielding cover 1204, which is rotatably arranged on the top of the upper body 101 to shield the inspection port 11, and the fixed shaft 1201 passes through the shielding cover 1204 and is rotatably connected; a limiting structure 13, which is arranged between the shielding cover 1204 and the upper body 101 and away from the fixed shaft 1201.

[0067] After the limit of the limiting structure 13 on the shielding cover 1204 is released, the shielding cover 1204 can be pushed to rotate around the fixed shaft 1201 to expose the inspection port 11, which is convenient for maintenance personnel to perform maintenance. The shielding cover 1204 can prevent rainwater from entering the bird-proof cap through the inspection port 11 and causing the terminal 10 to malfunction.

[0068] Furthermore, the limiting structure 13 includes: a movable rod 1301, which passes through the shielding cover 1204 and is arranged away from the fixed axis 1201; a limiting groove 1302, which is arranged on the top surface of the upper body 101 and is arranged away from the fixed axis 1201; a movable groove 1303, which is arranged on the bottom surface of the shielding cover 1204 and cooperates with the movable rod 1301; a fixed ring 1304, which is sleeved on the movable rod 1301 and is slidably connected to the movable groove 1303; a spring 1305, which is sleeved on the movable rod 1301 and is located between the fixed ring 1304 and the top surface of the movable groove 1303; wherein a pull block 1306 is arranged on the top of the movable rod 1301, and the bottom end of the movable rod 1301 cooperates with the limiting groove 1302.

[0069] By pulling the movable rod 1301 upwards, the bottom end of the movable rod 1301 can be separated from the limiting groove 1302, so that the shielding cover 1204 can be movable, and through the cooperation between the set spring 1305, the movable groove 1303, and the fixed ring 1304, a downward thrust can be provided for the movable rod 1301 to prevent the movable rod 1301 from detaching from the limiting groove 1302 under non-human conditions, which is beneficial to improving the stability of the device.

[0070] Furthermore, an observation port 14 is formed on the side wall of the middle body 102 , and a cover 15 is rotatably disposed outside the observation port 14 , and the cover 15 is used to cover the observation port 14 .

[0071] The observation port 14 allows maintenance personnel to observe the terminal blocks 10 in the bird-proof cap, and the rotating cover 15 prevents insects from crawling into the bird-proof cap through the observation port 14, thereby maintaining stable operation of the terminal blocks 10 inside the bird-proof cap.

[0072] Furthermore, the bird-proofing cap body 1 is made of silicone rubber.

[0073] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A full-protection bird-proof hat, characterized in that ,include: A bird-proof hat body (1), the bird-proof hat body (1) is divided into three parts: an upper body (101), a middle body (102), and a lower body (103), and is arranged in an integrated manner; Side shields (2), the side shields (2) being symmetrically arranged on both sides of the middle body (102); A through hole (3), wherein the through hole (3) is provided through the end surface of the side shield (2) and is provided at two locations; An open slit (4), wherein the open slit (4) is arranged between two through holes (3) and is connected to the through holes (3); The lower body (103), the lower end of the middle body (102), and the lower end of the side sheath (2) are all disconnected along the axial direction and connected to the opening seam (4). The side edges of the cross section of the lower body (103) are symmetrically provided with a snap-fit ​​structure (5), and the diameter of the through hole (3) is consistent with the diameter of the wire (9). The bird-proof cap body (1) is made of rubber.

2. A full-protection bird-proof hat according to claim 1, characterized in that: The snap-fit ​​structure (5) comprises: Ear plates (501), the ear plates (501) are symmetrically arranged on both sides of the cross section of the lower body (103), and a plurality of limiting holes (502) are arranged on the ear plates (501); A limiting member (503) is arranged in the limiting hole (502) to connect and limit two adjacent ear plates (501).

3. A full-protection bird-proof hat according to claim 2, characterized in that: The limiting member (503) comprises: A connecting rod (6), wherein two ends of the connecting rod (6) are respectively provided with a limit block (7) and a stop block (8); The limit block (7) is conically arranged, and the maximum diameter of the limit block (7) and the diameter of the stop block (8) are greater than the inner diameter of the limit hole (502), and the distance between the stop block (8) and the limit block (7) is equal to the thickness of the two ear plates (501).

4. A full-protection bird-proof hat according to claim 1, characterized in that: The top of the upper body (101) is provided with an inspection opening (11), and a shielding structure (12) is provided on the inspection opening (11).

5. A full-protection bird-proof hat according to claim 4, characterized in that: The shielding structure (12) comprises: A fixed shaft (1201), the fixed shaft (1201) passes through the top of the upper body (101), and is provided with a protrusion (1202) near the end surface of the middle body (102), and the other end surface is threaded; A limiting cap (1203), wherein the limiting cap (1203) is arranged at the top end of the fixed shaft (1201) and is threadedly connected to the fixed shaft (1201); A shielding cover (1204), the shielding cover (1204) is rotatably disposed on the top of the upper body (101) to shield the inspection opening (11), and the fixed shaft (1201) passes through the shielding cover (1204) and is rotatably connected; A limiting structure (13), wherein the limiting structure (13) is arranged between the shielding cover (1204) and the upper body (101), and is arranged away from the fixed axis (1201).

6. A full-protection bird-proof hat according to claim 5, characterized in that: The limiting structure (13) comprises: A movable rod (1301), the movable rod (1301) passes through the shielding cover (1204) and is arranged away from the fixed shaft (1201); A limiting groove (1302), wherein the limiting groove (1302) is provided on the top surface of the upper body (101) and is arranged away from the fixed axis (1201); A movable groove (1303), wherein the movable groove (1303) is provided on the bottom surface of the shielding cover (1204) and cooperates with the movable rod (1301); A fixed ring (1304), wherein the fixed ring (1304) is sleeved on the movable rod (1301) and is slidably connected to the movable groove (1303); A spring (1305), wherein the spring (1305) is sleeved on the movable rod (1301) and is located between the fixed ring (1304) and the top surface of the movable groove (1303); Wherein, a pull block (1306) is arranged at the top end of the movable rod (1301), and the bottom end of the movable rod (1301) cooperates with the limiting groove (1302).

7. A full-protection bird-proof hat according to claim 1, characterized in that: An observation port (14) is provided on the side wall of the middle body (102), and a cover body (15) is rotatably provided outside the observation port (14), and the cover body (15) is used to cover the observation port (14).

8. A full-protection bird-proof hat according to claim 1, characterized in that: The material of the bird-proof cap body (1) is silicone rubber.

Images