CN218101886U

CN218101886U - Two-phase cable laying and grounding clamp

Info

Publication number: CN218101886U
Application number: CN202221787203.6U
Authority: CN
Inventors: 刘海深; 黄宗娇; 艾勋
Original assignee: Yichang Hongqi Zhongtai Cable Co ltd
Current assignee: Yichang Hongqi Zhongtai Cable Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-12-20
Anticipated expiration: 2032-07-12

Abstract

The utility model provides a two-phase cable cloth cable and area ground connection anchor clamps, it includes threading frame, passive folder, initiative folder and earth bolt, adopt the both ends in the threading frame to set up passive folder and initiative folder respectively, passive folder is elastic connection with one side in the threading frame, the initiative splint of initiative folder are close to the passive splint of passive folder along the threading frame inner wall gradually, passive splint and the centre gripping of initiative splint pass the same group short circuit cable of threading frame, the earth bolt that is located the threading frame outside is connected with the earth connection, make the cable regular, difficult misconnection, safe and reliable in the short circuit in-process line wiring.

Description

Two-phase cable laying and grounding clamp

Technical Field

The utility model belongs to the technical field of power equipment protects, a anchor clamps of two-phase cable cloth cable and area ground connection is related to.

Background

Power equipment transmission line is comparatively complicated, especially, the feed end of transformer substation, its electric control equipment who inserts is more, lead to control function different because of the kind is complicated, load increase as the user of using electricity in the trip, when need carrying out the dilatation to the transformer substation, need adjust or change temporary place or controlgear usually, the user to the great and midway outage that can not of power consumption demand this moment, need distinguish and treat, adopt reserve control equipment to supply power to the user terminal usually this moment, the inside reserve control equipment of transformer substation is before the start, need adopt two-phase return circuit short circuit mode, utilize the cable to carry out the short circuit to the equipment of changing, in the cable short circuit in-process, the problem of existence is: because the return circuit is more, adopt the mode of conventional or wiring at will irregular, lead to the misconnection easily to lead to the short circuit mistake to influence the floodgate that opens and shuts of equipment, there is the safety risk.

Disclosure of Invention

The utility model aims to solve the technical problem that an anchor clamps of two-phase cable cloth cable and area ground connection is provided, adopt the both ends in the threading frame to set up passive folder and initiative folder respectively, one side is elastic connection in passive folder and the threading frame, the initiative splint of initiative folder are close to gradually to the passive splint of passive folder along the threading frame inner wall, the same group's short circuit cable of threading frame is passed to passive splint and initiative splint centre gripping, the earth bolt that is located the threading frame outside is connected with the earth connection, make the cable regular at short circuit in-process line wiring, difficult misconnection, safety and reliability.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a clamp with grounding function for two-phase cable laying comprises a threading frame, a passive clamp, an active clamp and a grounding bolt; the passive clamping plates and the active clamping plates of the passive clamping piece and the active clamping piece are positioned in the threading frame and correspond to each other, and the grounding bolt is positioned outside the threading frame and connected with one end of the threading frame; the push rod connected with the driving clamping plate extends out of the other end of the threading frame, and the driving clamping plate is driven by rotating the push rod to slide along the inner wall of the threading frame to be close to or far away from the driven clamping piece.

The threading frame is a hollow rectangular tube body with openings at two ends.

The passive clamping piece comprises a spring externally connected with a passive clamping plate, the passive clamping plate is an open-ended groove plate, the spring is connected with the bottom of the groove plate, the wall plates on two sides of the groove plate are in sliding contact with the inner wall of the threading frame, and the other end of the spring is connected with the threading frame.

The active clamping piece comprises a push rod connected with an active clamping plate, the passive clamping plate is an open-ended groove plate, the wall plates on two sides of the groove plate are in sliding contact with the inner wall of the threading frame, and the push rod penetrates through one end of the threading frame to be in threaded fit with the threading frame.

The groove bottom of the active clamping plate is provided with a concave counter bore, and a through hole is formed in the counter bore.

The push rod is a bolt, two check rings arranged at intervals are arranged at the end of the thread section of the push rod, one check ring is positioned in the counter bore and matched with the counter bore, and the other check ring is positioned outside the threading frame.

The beneficial effects of the utility model reside in that:

passive splint and initiative splint are located the threading frame to with the inner wall sliding contact of threading frame, carry on spacingly to passive splint and initiative splint through the threading frame.

The gliding in-process of initiative splint to passive splint, the cable of centre gripping short circuit wiring, the spring possesses certain compression and stretching performance, avoids the cable to press and holds the damage that the tension leads to, perhaps avoids pressing and holds the pine and lead to dragging loosely.

In the pressing and holding process, the driving clamping plate is driven to approach the driven clamping plate by rotating the push rod, so that labor is saved, and the installation is convenient.

After the short-circuit cable is wired, the short-circuit cable is connected with a grounding wire through a grounding bolt, and the short-circuit cable is safe, reliable and simple and convenient to operate.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a schematic structural view of the active clamp of the present invention.

Fig. 4 is a schematic structural view of the active splint of the present invention.

Fig. 5 is a schematic structural view of the push rod of the present invention.

In the figure: the cable-passing device comprises a threading frame 1, a passive clamping piece 2, a passive clamping plate 21, a spring 22, an active clamping piece 3, an active clamping plate 31, a push rod 32, a counter bore 33, a check ring 34 and a grounding bolt 4.

Detailed Description

As shown in fig. 1 to 5, a two-phase cable laying and grounding clamp includes a threading frame 1, a passive clamp 2, an active clamp 3 and a grounding bolt 4; the passive clamping plates 21 and the active clamping plates 31 of the passive clamping piece 2 and the active clamping piece 3 are positioned in the threading frame 1 and correspond to each other, and the grounding bolt 4 is positioned outside the threading frame 1 and is connected with one end of the threading frame 1; the push rod 32 connected with the active splint 31 extends out of the other end of the threading frame 1, and the rotating push rod 32 drives the active splint 31 to slide along the inner wall of the threading frame 1 to approach or depart from the passive splint 2. During the use, the short circuit cable passes through threading frame 1, is located between passive splint 21 and the initiative splint 31, and rotatory push rod 32 drive initiative splint 31 is close to passive splint 21 gradually, and initiative splint 31 and the passive splint 21 centre gripping short circuit cable are located the earth bolt 4 and the earth connection in the threading frame 1 outside for the cable is regular at short circuit in-process line wiring, is difficult for misconnection, safe and reliable.

In a preferable scheme, the threading frame 1 is a hollow rectangular tube body with two open ends. During the use, threading frame 1 is laid in the line along line that needs short circuit equipment wiring, passes threading frame 1 with the short circuit cable again.

In the preferred scheme, the passive clamping piece 2 comprises a spring 22 externally connected with a passive clamping plate 21, the passive clamping plate 21 is an open-ended groove plate, the spring 22 is connected with the bottom of the groove plate, the wall plates on two sides of the groove plate are in sliding contact with the inner wall of the threading frame 1, and the other end of the spring 22 is connected with the threading frame 1. When the short-circuit cable clamp is used, when the passive clamping plate 21 is extruded by the short-circuit cable, the spring 22 is compressed, and meanwhile, the spring 22 applies the reverse thrust of the passive clamping plate 21, so that the short-circuit cable is not pressed and held too tightly, and the short-circuit cable is prevented from being damaged.

In a preferred scheme, the active clamping piece 3 comprises a push rod 32 connected with the active clamping plate 31, the passive clamping plate 21 is an open slotted plate, wall plates on two sides of the slotted plate are in sliding contact with the inner wall of the threading frame 1, and the push rod 32 penetrates through one end of the threading frame 1 and is in threaded fit with the threading frame. During the use, rotatory push rod 32 promotes initiative splint 31 and is close to passive splint 21, and initiative splint 31 promotes the short circuit cable, is favorable to adapting to the short circuit cable of different cross section specifications, and adaptability is good.

In a preferable scheme, a concave counter bore 33 is arranged at the bottom of the active clamp plate 31, and a through hole is arranged in the counter bore. During the installation, be located the counter bore 33 on the initiative splint 31 and be used for holding the retaining ring 34 of push rod 32 front end, when avoiding push rod 32 rotatory, the end and the short circuit cable conflict of front end are favorable to avoiding the short circuit cable insulating layer to suffer the damage.

In a preferable scheme, the push rod 32 is a bolt, two retaining rings 34 which are arranged at intervals are arranged at the end of the thread section of the push rod, one of the retaining rings 34 is positioned in the counter bore 33 and is matched with the counter bore, and the other retaining ring 34 is positioned outside the threading frame 1. When the device is used, the two retaining rings 34 at the front end of the push rod 32 clamp the driving clamping plate 31, so that the push rod 32 can push the driving clamping plate 31 to move forwards and backwards in the rotating process and cannot be separated from the push rod 32.

The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the equivalents of the technical features in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. A clamp for laying two-phase cables and grounding is characterized in that: the cable connector comprises a threading frame (1), a passive clamping piece (2), an active clamping piece (3) and a grounding bolt (4); the passive clamping pieces (2) and the passive clamping pieces (21) and the active clamping pieces (31) of the active clamping pieces (3) are positioned in the threading frame (1) and correspond to each other, and the grounding bolt (4) is positioned outside the threading frame (1) and is connected with one end of the threading frame (1); a push rod (32) connected with the driving clamping plate (31) extends out of the other end of the threading frame (1), and the driving clamping plate (31) is driven to slide along the inner wall of the threading frame (1) to be close to or far away from the driven clamping piece (2) by rotating the push rod (32).

2. A two-phase cable routing and grounding clamp as claimed in claim 1, wherein: the threading frame (1) is a hollow rectangular tube body with two open ends.

3. The two-phase cable routing and grounding clamp of claim 1, wherein: passive folder (2) are including spring (22) of passive splint (21) outer joint, and passive splint (21) are open-ended frid, and spring (22) are connected with frid bottom, and the wallboard of frid both sides and the inner wall sliding contact of threading frame (1), and spring (22) other end is connected with threading frame (1).

4. The two-phase cable routing and grounding clamp of claim 1, wherein: the active clamping piece (3) comprises a push rod (32) connected with an active clamping plate (31), the passive clamping plate (21) is an open-ended groove plate, wall plates on two sides of the groove plate are in sliding contact with the inner wall of the threading frame (1), and the push rod (32) penetrates through one end of the threading frame (1) to be in threaded fit with the threading frame.

5. The two-phase cable laying and grounding clamp of claim 4, wherein: the groove bottom of the active clamping plate (31) is provided with a concave counter bore (33), and a through hole is arranged in the counter bore.

6. The two-phase cable laying and grounding clamp of claim 5, wherein: the push rod (32) is a bolt, two check rings (34) which are arranged at intervals are arranged at the end of the thread section of the push rod, one check ring (34) is positioned in the counter bore (33) and matched with the counter bore, and the other check ring (34) is positioned outside the threading frame (1).