CN214204894U

CN214204894U - Cable joint installation protection device

Info

Publication number: CN214204894U
Application number: CN202023231420.0U
Authority: CN
Inventors: 俞佳; 王小琴; 史骏辰
Original assignee: Yixing Tianyi Precision Casting Co ltd
Current assignee: Yixing Tianyi Precision Casting Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-14
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a cable joint installation protection device, be used for with the cable interface cooperation, the on-line screen storage device comprises a base, a cover, turn over the board, round pin axle and spring pad, the base passes through threaded connection with the lid, the base is equipped with the through-hole and locates on the cable interface with the cover outside, the top of bottom recess is located to the pinhole, the lid is connected in the one end of turning over the board, the other end of turning over the board has hollow loop configuration and locates the round pin axle with the cover, the round pin axle is located to the spring pad cover, and be located and turn over between board and the ear seat, the bottom of spring pad inlays in the recess, the spring pad has elasticity and the one side protrusion of keeping away from the ear seat towards, and the center of spring pad is equipped with a vertical bellying, the terminal surface of turning over the board is equipped with first depressed part in proper order, spacing portion, second depressed part and planar transition face. The utility model is suitable for a protection of various cable interface can accomplish the waterproof dustproof of cable interface, utilizes the spring pad and turns over the ingenious cooperation of board terminal surface, opens the back at the lid, can prevent that the lid is automatic closed, makes things convenient for constructor's operation, and the power consumption safety improves greatly.

Description

Cable joint installation protection device

Technical Field

The utility model relates to a technical field of high-voltage circuit wiring, more specifically relate to a cable joint installation protection device to dampproofing, the anticorrosion of cable interface.

Background

At present, China has become a large direct current transmission country with the largest direct current projects, the largest capacity and the longest lines in the world. The wiring of transmission line is applied to outdoor environment in a lot of, and what use most among the transmission line is the cable, need reserve cable interface in order to be used for the detection etc. in later stage at some block terminals, and these cable interfaces all expose often to set up in the block terminal, do not in place to cable interface's waterproof dustproof protection, and the factor of safety will be lower the more of equipment time like this, easily leads to the potential safety hazard.

Because the frequency that the cable interface of reservation was used is not high, so, to the waterproof dustproof problem of cable interface at present, some adopt waterproof material to carry out the embedment and handle, adopt the dismantlement processing of destruction formula again when needing to use this cable interface, but adopt this kind of mode very troublesome, detect moreover and accomplish the back, still must embedment once more, also can lead to the wasting of resources. The embedded plastic flip cover is also adopted in some cases, which is similar to a charging interface of an electric vehicle, the mode is not suitable for the arranged cable interface, and after the flip cover is opened, a person does not need to press the flip cover all the time, otherwise, the flip cover is easy to close, and the construction operation is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a cable joint installation protection device enables the waterproof dustproof of cable interface, and can not be closed after the lid is opened, convenient construction.

According to one aspect of the present invention, there is provided a cable joint installation protection device for cooperating with a cable interface, comprising a base, a cover, a turning plate, a pin shaft and a spring pad, wherein the base is provided with a through hole to be sleeved outside the cable interface, one side of the base is provided with a groove, two ends of the groove are provided with ear seats, the ear seats are provided with pin holes, two ends of the pin shaft are installed in the pin holes, the cover is rotatably connected to one end of the turning plate, the other end of the turning plate is sleeved on the pin shaft, the spring pad is positioned between the turning plate and the ear seats and sleeved on the pin shaft, the bottom of the spring pad is embedded in the groove, the spring pad has elasticity and protrudes towards one side away from the ear seats, the spring pad is provided with a vertical protruding portion, the end surface of the turning plate contacting the spring pad is provided with a first recessed portion and a second recessed portion, the junction of the first recessed portion and the second recessed portion is provided with a protruding limiting portion, a transition surface is arranged between the first recessed portion and the second recessed portion, when the cover is closed, the convex part is positioned in the second concave part, and one end of the transition surface close to the first concave part is abutted against the lower part of the convex part. Therefore, the base of the cable joint installation protection device is fixed on the table top where the cable joint is located, the through hole of the base is aligned with the cable joint, and after the cover is closed, the cable joint is completely accommodated in a space formed by the cover and the base, so that external water vapor, dust and the like can be prevented from entering; need carry out the construction operation to cable interface, turn over the board and rotate around the round pin axle, transition face anticlockwise rotation, the transition face supports presses the spring pad, the whole thickness of spring pad is compressed gradually, spacing portion removes to one side of keeping away from the lid, the bellying is located first depressed part, the transition face most is in this one side by the lid, the spring pad is kept away from one side upper portion of lid and is reset, the spring pad can support the terminal surface that turns over the board all the time, constructor opens behind the lid, the lid is difficult for closedly.

In some embodiments, the inner side of the turning plate is provided with a first mounting column, the first mounting column is sleeved with a rubber ring, and the rubber ring is embedded in the center of the cover. Therefore, the cover of the cable joint installation protection device is rotatable, and the rubber ring can play a role in buffering in the process of screwing the cover.

In some embodiments, the first mounting column extends with a second mounting column, the diameter of the second mounting column is smaller than that of the first mounting column, the second mounting column is sleeved with a sealing ring, and the diameter of the sealing ring is larger than that of the rubber ring. Therefore, the sealing ring can improve the sealing performance of the joint of the turning plate and the cover, and further avoids the possibility that water vapor and dust enter the cover from the joint of the cover and the turning plate.

In some embodiments, the edge of the through hole of the base is provided with a ring-shaped boss, the outer wall of the ring-shaped boss is provided with an external thread, and the inner wall of the cover is provided with an internal thread matched with the external thread. Therefore, the base and the cover are connected through the threads, so that the sealing performance is better; when the cover needs to be opened, the cover is rotated firstly to separate the cover from the base, and in the rotating process of the cover, the cover rotates relative to the turning plate, and the sealing ring can play a role in buffering.

In some embodiments, a rubber pad is padded in the cover, and the rubber pad can cover the top of the annular boss. Therefore, the rubber pad can enable the end face of the annular boss to be covered more tightly, and high sealing performance of the through hole of the base is achieved.

In some embodiments, the edge of the cover is provided with a plurality of anti-slip bosses, and one end of the pin shaft is provided with an anti-slip rib. Therefore, the anti-skidding lug bosses on the side edges of the cover facilitate the cover to be screwed down or closed, and the anti-skidding ribs at one end of the pin shaft can enable the pin shaft to reduce the rotation of the pin shaft after the pin shaft is installed on the lug seat.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is suitable for a protection of various cable interface is also suitable for to the cable interface that has installed, installs the device after, can accomplish cable interface's waterproof dustproof, and the electrical safety improves greatly, and the device reuse, utilizes the spring pad and turns over the cooperation of board both ends face, opens the back at the lid, can prevent that the lid is automatic closed, makes things convenient for constructor's operation.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the cable joint installation protection device of the present invention;

FIG. 2 is an exploded view of the cable splice mounting protector with the cover closed;

FIG. 3 is an exploded view of the cable splice mounting protector with the cover open;

FIG. 4 is a schematic top view of the structure of FIG. 1;

fig. 5 is a schematic sectional view of a-a in fig. 4.

Detailed Description

The present invention will be further described with reference to the following embodiments.

As shown in fig. 1 to 3, the cable joint installation protection device of an embodiment of the present invention is used for cooperating with a cable interface, and the cable joint installation protection device includes a base 1, a cover 2, a turning plate 3, a pin 4 and a spring pad 5. The base 1 is provided with a circle of annular boss 11, the outer wall of the annular boss 11 is provided with an external thread 111, the center of the annular boss 11 is provided with a through hole 10 which runs through the base 1, the base 1 is installed on the table top where the cable interface is located through a screw, and the cable interface is sleeved with the through hole 10. One side of base 1 is equipped with recess 12, and the both ends of recess 12 have ear seat 13, and the pinhole 131 has all been seted up to ear seat 13, and the both ends of round pin axle 4 are installed in pinhole 131, and wherein one end of round pin axle 4 has anti-skidding stupefied 41, and anti-skidding stupefied 41 can make round pin axle 4 reduce round pin axle 4 and rotate after installing in ear seat 13. The cover 2 is rotatably connected to one end of the turning plate 3, specifically, the inner wall of the cover 2 is provided with an internal thread 21, and the internal thread 21 of the cover 2 is matched with the external thread 111 of the annular boss 11. The side of the cover 2 is provided with a plurality of anti-slip bosses 23, which facilitate the screwing or closing of the cover 2. The other end of the turning plate 3 is provided with a hollow annular structure to be sleeved on the pin shaft 4. As shown in fig. 4, there are two spring pads 5, and the two spring pads 5 are respectively located between the two ends of the turning plate 3 and the ear seat 13, and the spring pads 5 are sleeved on the pin 4, and the bottom of the spring pads 5 are embedded in the groove 12. The spring washer 5 is resilient and projects towards the side remote from the ear mount 13, and the centre of the spring washer 5 is provided with a vertical projection 51. The end faces of the two ends of the turning plate 3 are provided with a first concave part 31 and a second concave part 32, the joint of the first concave part 31 and the second concave part 32 is provided with a convex limiting part 33, and the plane between the first concave part 31 and the second concave part 32 is a transition surface 34. When the lid 2 is closed, the protrusion 51 is located in the second recess 32, the first recess 31 is located at a side close to the lid 2, and one end of the transition surface 34 close to the first recess 31 abuts against a lower portion of the protrusion 51. When the cover 2 is opened, the turning plate 3 rotates, the transition surface 34 presses the spring pad 5 to rotate, the limiting part 33 moves to one side far away from the cover 2 after passing through the concave part, at the moment, the convex part 51 of the spring pad 5 is positioned in the first concave part 31, most of the transition surface 34 is positioned at the side close to the cover 2, and one end, close to the second concave part 32, of the transition surface 34 is abutted to the lower part of the convex part 51.

As shown in fig. 5, the inner side of the turning plate 3 has a first mounting column 35, the first mounting column 35 extends with a second mounting column 36, and the diameter of the second mounting column 36 is smaller than that of the first mounting column 35. The first mounting post 35 is sleeved with a rubber ring 61, and the rubber ring 61 is embedded in the center of the cover 2. The second mounting column 36 is sleeved with a sealing ring 62, and the diameter of the sealing ring 62 is larger than that of the rubber ring 61. A rubber pad 22 is padded in the cover 2, and the rubber pad 22 can cover the top of the annular boss 11.

The cover 2 of the cable joint is connected with the base 1 through threads when the cable joint is installed with the protection device, so that the sealing performance can be better. When the cover 2 needs to be opened, the cover 2 is firstly rotated to separate the cover 2 from the base 1, the cover 2 rotates relative to the turning plate 3 in the rotating process of the cover 2, the sealing ring 62 can play a role in buffering, and then the turning plate 3 is pulled. The sealing ring 62 can improve the sealing performance of the joint of the turning plate 3 and the cover 2, and the rubber pad 22 can enable the end face of the annular boss 11 to be covered more tightly, so that the high sealing performance of the through hole 10 of the base 1 is further achieved.

When the cable joint installation protection device is used, the base 1 of the cable joint installation protection device is fixed on a table board where a cable joint is located, the through hole 10 of the base 1 is aligned to the cable joint, and after the cover 2 is closed, the cable joint is completely accommodated in a space formed by the cover 2 and the base 1, so that external water vapor, dust and the like can be prevented from entering. Need carry out the construction operation to the cable interface, rotate lid 2, lid 2 and base 1's thread separation back, pull and turn over board 3, turn over board 3 and rotate around round pin axle 4, transition face 34 anticlockwise rotation, transition face 34 supports and presses spring pad 5, spring pad 5's whole thickness is compressed gradually, spacing portion 33 removes to the one side of keeping away from lid 2, bellying 51 is located first depressed part 31, transition face 34 most is in this one side of leaning on lid 2, spring pad 5 keeps away from one side upper portion of lid 2 and resets, spring pad 5 can support the terminal surface that turns over board 3 all the time, constructor opens behind lid 2, lid 2 is difficult for closed.

The utility model is suitable for a protection of various cable interface is also suitable for to the cable interface that has installed, installs the device after, can accomplish cable interface's waterproof dustproof, improves greatly with the electrical safety, and the device reuse, utilizes spring pad 5 and turns over the cooperation of board 3 both ends face, opens the back at lid 2, can prevent that lid 2 is automatic closed, makes things convenient for the constructor to operate.

The foregoing is only a few embodiments of the present invention, and it should be noted that, for those skilled in the art, other modifications and improvements can be made without departing from the inventive concept of the present invention, and all of them belong to the protection scope of the present invention.

Claims

1. The cable joint installation protection device is used for being matched with a cable interface and is characterized by comprising a base (1), a cover (2), a turning plate (3), a pin shaft (4) and a spring pad (5), wherein the base (1) is provided with a through hole (10) to be sleeved outside the cable interface, one side of the base (1) is provided with a groove (12), two ends of the groove (12) are provided with lug seats (13), the lug seats (13) are provided with pin holes (131), two ends of the pin shaft (4) are installed in the pin holes (131), the cover (2) is rotatably connected to one end of the turning plate (3), the other end of the turning plate (3) is sleeved on the pin shaft (4), the spring pad (5) is positioned between the turning plate (3) and the lug seats (13) and sleeved on the pin shaft (4), the bottom of the spring pad (5) is embedded in the groove (12), the spring pad (5) has elasticity and protrudes towards one side far away from the lug seats (13), and spring pad (5) are equipped with a vertical bellying (51), the terminal surface that turns over board (3) and spring pad (5) contact is equipped with first depressed part (31) and second depressed part (32), the junction of first depressed part (31) and second depressed part (32) is equipped with bellied spacing portion (33), be equipped with transition face (34) between first depressed part (31) and second depressed part (32), when the lid was closed, bellying (51) are located second depressed part (32), and transition face (34) are close to the one end of first depressed part (31) and are contradicted with bellying (51) lower part.

2. The cable joint installation protection device of claim 1, wherein a first installation column (35) is arranged on the inner side of the turning plate (3), a rubber ring (61) is sleeved on the first installation column (35), and the rubber ring (61) is embedded in the center of the cover (2).

3. The cable joint installation protection device of claim 2, wherein the first installation column (35) extends to form a second installation column (36), the diameter of the second installation column (36) is smaller than that of the first installation column (35), the second installation column (36) is sleeved with a sealing ring (62), and the diameter of the sealing ring (62) is larger than that of the rubber ring (61).

4. The cable joint installation protection device of claim 1 or 3, wherein the edge of the through hole (10) of the base (1) is provided with a ring-shaped boss (11), the outer wall of the ring-shaped boss (11) is provided with an external thread (111), and the inner wall of the cover (2) is provided with an internal thread (21) matched with the external thread (111).

5. The cable splice installation protection device of claim 4, wherein said cover (2) is internally cushioned with a rubber gasket (22), said rubber gasket (22) covering the top of said annular boss (11).

6. The cable joint installation protection device of claim 5, wherein the edge of the cover (2) is provided with a plurality of anti-slip bosses (23), and one end of the pin shaft (4) is provided with an anti-slip rib (41).