CN216872716U

CN216872716U - Relay protection screen cable fixing device

Info

Publication number: CN216872716U
Application number: CN202123158630.6U
Authority: CN
Inventors: 王玮; 郭吉尧; 孙丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-01
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to a cable fixing device for a relay protection screen, which comprises an installation frame and a cable, wherein a limiting slide rail is transversely and fixedly arranged at the upper end of the installation frame, a fixed block is fixedly arranged at the upper end of the limiting slide rail, a movable block is also limitedly and slidably arranged at the upper end of the limiting slide rail, clamping rings in butt joint fit are fixedly connected at the upper ends of the fixed block and the movable block, connecting blocks are fixedly connected at the tops of the clamping rings, a connecting rod is fixedly arranged on the inner side surface of the connecting block at the top of the clamping ring at the upper end of the movable block, an installation sleeve is fixedly arranged on the inner side surface of the connecting block at the top of the clamping ring at the upper end of the fixed block in a penetrating manner, a butt joint sleeve is sleeved on the inner side surface of the installation sleeve, and the connecting rod movably penetrates through the installation sleeve and the butt joint sleeve. According to the utility model, the cable is placed in the clamping collar through the pre-supporting and pre-clamping structure, the hands of workers are liberated, and then the cable can be clamped and fixed quickly through the connecting structure to realize installation, so that the operation is simple and labor-saving, and the fixing and assembling efficiency of the cable is greatly increased.

Description

Relay protection screen cable fixing device

Technical Field

The utility model relates to the field of power construction, in particular to a cable fixing device for a relay protection screen.

Background

The relay protection device is an automatic measure and equipment which can send out a warning signal to an operator on duty or directly send out a tripping command to a controlled breaker to stop the development of events when a power element in a power system or the power system generates faults to endanger the safe operation of the power system, and the relay protection device needs to fix a used circuit at terminals such as a voltage loop, a current loop and the like of a relay protection cabinet terminal row by using a special fully-closed cable. Chinese patent publication No. CN212811221U discloses a relay protection screen cable fixing device, belongs to power equipment technical field, include the fixed plate fixed with the relay protection screen and set up the fixing support in the fixed plate both sides, be equipped with on the fixed plate and carry out the fixing device fixed to the cable of different bending angles.

But the device of current centre gripping cable is in the centre gripping operation, and the staff need put into the cable on one hand between two sets of splint and do all can the support, and another hand drive two-way threaded rod cooperation connection structure makes two splint relative motion press from both sides the cable and gets, and at this in-process staff need do all can the support cable hard not to say, because the great consequently rotation threaded rod that need do all can hard of friction when splint slide, and it is very convenient to operate and influence holistic work efficiency. Aiming at the background problem, the utility model designs a relay protection screen cable fixing device to solve the problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a relay protection screen cable fixing device, which solves the problems that the operation of workers is very convenient and the overall working efficiency is influenced during the fixed installation of the existing cable, which is provided by the background, as far as possible.

The utility model is realized by the following technical scheme: relay protection screen cable fixing device, including installing frame and cable, the horizontal fixed spacing slide rail that is provided with in installing frame upper end, spacing slide rail upper end fixed mounting has the fixed block, and spacing slidable mounting has the movable block on the spacing slide rail, the equal fixedly connected with butt joint complex joint hoop in fixed block, movable block upper end, the equal fixedly connected with connecting block in top of joint hoop, the fixed connecting rod that is provided with of connecting block medial surface at movable block upper end joint hoop top, the fixed installation cover that runs through of fixed block upper end joint hoop top connecting block medial surface, installation cover medial surface cover is established and is installed the butt joint cover, and connecting rod activity runs through installation cover, butt joint cover.

Preferably, the fixed limiting plate that is provided with fixed block, movable block spacing in spacing slide rail both sides, spacing slide rail lateral surface is provided with the mounting groove, the activity of mounting groove inner wall is provided with the ball of embedding, and ball and movable block rolling contact cooperation.

Preferably, the inner side surface of the movable block is fixedly connected with an insertion pin, the inner side surface of the fixed block is provided with an insertion groove which is in insertion fit with the insertion pin in a penetrating manner, and the outer wall of the insertion pin is provided with a rubber pad which is in friction contact with the inner wall of the insertion groove.

Preferably, joint hoop butt joint in the outside of cable, and the horizontal fixedly connected with in bottom of fixed block upper end joint hoop extends the piece, joint hoop inner wall and the upper end of extending the piece all are provided with the friction pad with cable frictional contact.

Preferably, the connecting rod outside transversely is provided with the spacing groove, the inner wall of installation cover is fixed be provided with spacing groove sliding fit's stopper, the outer wall that the connecting rod is close to the installation cover is the smooth surface design, and the outside that the installation cover was kept away from to the connecting rod is the thread face design.

Preferably, the butt joint sleeve is rotatably connected to the inner side face of the mounting sleeve through a bearing, the butt joint sleeve is in threaded connection fit with the threaded face on the outer side of the connecting rod, and a plurality of groups of handles are fixedly arranged on the outer side of the butt joint sleeve.

The utility model has the beneficial effects that:

when the cable is installed, the cable is placed in a group of clamping rings and is pre-supported by matching with the extending block at the bottom, then the movable block is quickly slid to be in butt joint with the fixed block and then is fixed in a friction mode, and a group of clamping hoops are driven to pre-clamp the cable, at the moment, after a worker liberates hands, the connecting rod is in threaded clamping in the installation sleeve through rotation of the butting sleeve, the clamping and fixing of the two groups of clamping hoops on the cable are completed, and the assembly can be quickly completed. In conclusion, the cable clamping device is simple and reasonable in overall structure arrangement, the cable is placed in the clamping collar through the pre-supporting and pre-clamping structure, the hands of workers are liberated, then the cable can be clamped and fixed quickly through the connecting structure to achieve installation, operation is simple and labor-saving, the fixing and assembling efficiency of the cable is greatly improved, and the cable clamping device is worthy of being popularized and used in the existing market.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the right connecting block structure of FIG. 1 from a side view.

In the figure: 1-mounting frame, 2-limiting slide rail, 201-limiting plate, 202-mounting groove, 203-ball, 3-fixing block, 301-splicing groove, 4-movable block, 401-splicing pin, 5-clamping ring, 501-friction pad, 502-extending block, 6-connecting block, 7-connecting rod, 701-limiting groove, 8-mounting sleeve, 801-limiting block, 9-splicing sleeve, 901-handle and 10-cable.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a relay protection screen cable fixing device comprises an installation frame 1 and a cable 10, wherein the installation frame 1 is fixedly installed at a designated position through a fastener, a limiting slide rail 2 is transversely and fixedly arranged at the upper end of the installation frame 1, a fixed block 3 is fixedly installed at the upper end of the limiting slide rail 2, a movable block 4 is also slidably installed at the upper end of the limiting slide rail 2 in a limiting manner, limiting plates 201 for limiting the fixed block 3 and the movable block 4 are fixedly arranged at two sides of the limiting slide rail 2, clamping hoops 5 which are in butt joint fit are fixedly connected at the upper ends of the fixed block 3 and the movable block 4, connecting blocks 6 are fixedly connected at the tops of the clamping hoops 5 at the upper ends of the movable blocks 4, connecting rods 7 are fixedly arranged at the inner sides of the connecting blocks 6 at the tops of the clamping hoops 5 at the upper ends of the fixed block 3, an installation sleeve 8 is fixedly penetrated through the inner side of the installation sleeve 9, and the connecting rod 7 movably penetrates through the mounting sleeve 8 and the butt joint sleeve 9.

Specifically, the lateral surface of the limiting slide rail 2 is provided with a mounting groove 202, the inner wall of the mounting groove 202 is movably provided with an embedded ball 203, and the ball 203 is matched with the movable block 4 in rolling contact, so that the sliding friction force of the movable block 4 can be reduced to realize quick sliding and labor saving.

Specifically, the inner side surface of the movable block 4 is fixedly connected with an insertion pin 401, the inner side surface of the fixed block 3 is provided with an insertion groove 301 which is inserted and matched with the insertion pin 401 in a penetrating manner, and the outer wall of the insertion pin 401 is provided with a rubber pad which is in friction contact with the inner wall of the insertion groove 301; the rubber layer of grafting round pin 401 outer wall and the friction contact of inserting groove 301 inner wall, the movable block 4 this moment, two sets of joint hoop 5 of fixed block 3 upper end are joint in advance and are assisted placing cable 10, and joint hoop 5 butt joint in the outside of cable 10, and the horizontal fixedly connected with in bottom of fixed block 3 upper end joint hoop 5 extends the piece 502, the upper end of joint hoop 5 inner wall and extension piece 502 all is provided with the friction pad 501 with cable 10 friction contact, the extension piece 502 supports cable 10, the supplementary fixed of cooperation friction pad 501 friction.

Specifically, the outer side of the connecting rod 7 is transversely provided with a limiting groove 701, the inner wall of the mounting sleeve 8 is fixedly provided with a limiting block 801 which is in sliding fit with the limiting groove 701, the outer wall of the connecting rod 7 close to the mounting sleeve 8 is designed to be a smooth surface, the connecting rod 7 can be conveniently and rapidly inserted into the mounting sleeve 8 and the butt joint sleeve 9, the outer side of the connecting rod 7 far away from the mounting sleeve 8 is designed to be a threaded surface, the butt joint sleeve 9 is rotatably connected to the inner side surface of the mounting sleeve 8 through a bearing, the butt joint sleeve 9 is in threaded connection and matching with the thread surface on the outer side of the connecting rod 7, at the moment, the butt joint sleeve 9 rotates and is in threaded matching with the thread on the outer wall of the connecting rod 7, the connecting rod 7 is inserted and inserted in the mounting sleeve 8 in a telescopic way to butt joint and fix the two groups of clamping rings 5 under the limiting sliding of the limiting block 801 on the inner side wall of the mounting sleeve 8 in the limiting groove 701 on the outer side wall of the connecting rod 7, the outer side of the butt joint sleeve 9 is fixedly provided with a plurality of groups of handles 901, so that workers can conveniently rotate the butt joint sleeve 9 and save labor.

When the utility model is used: when the cable 10 is installed, the cable 10 is placed in the clamping hoop 5 at the upper end of the fixed block 3, the bottom of the cable 10 is supported by the extending block 502 at the bottom of the clamping hoop 5 at the upper end of the fixed block 3, friction is matched with the friction pad 501 for friction auxiliary fixing, then a worker can quickly slide the movable block 4 at the upper end of the limiting slide rail 2, and the movable block 4 drives the clamping hoop 5 at the upper end to be in butt joint with the clamping hoop 5 at the upper end of the fixed block 3 and is sleeved on the outer side of the cable 10. In the sliding process of the movable block 4, firstly, the movable block 4 contacts the ball 203 in the outer side mounting groove 202, the ball 203 in the outer side mounting groove 202 is in contact with the limiting slide rail 2, the sliding friction force can be reduced, the quick sliding and the labor saving can be realized, the inserting pin 401 in the outer side of the movable block 4 after sliding is inserted into the inserting groove 301 in the outer side of the fixed block 3, the rubber layer of the outer wall of the inserting pin 401 is in friction contact with the inner wall of the inserting groove 301, and at the moment, the two groups of clamping rings 5 at the upper ends of the movable block 4 and the fixed block 3 are clamped in advance to assist in placing the cable 10. The staff can liberate both hands this moment, and movable block 4 is at the removal in-process, 6 inboard connecting rods 7 of upper end connecting block are pegged graft in connecing 3 inboard butt joint covers 9 of upper end connecting block of fixed block and extending to in the installation cover 8, spacing groove 701 of 7 lateral walls of connecting rod docks stopper 801 of 8 inside walls of installation cover and realizes spacing slip this moment, at this moment the rethread butt joint cover 9 rotate and with the screw thread of 7 outer walls of connecting rod between screw-thread fit, realize that connecting rod 7 stretches out and draws back in installation cover 8 and peg graft, thereby the completion carries out the chucking installation to cable 10 in the joint cover 5 and accomplishes the assembly of cable 10.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed; secondly, the method comprises the following steps: in the drawings of the disclosed embodiment of the utility model, only the structures related to the disclosed embodiment are related, other structures can refer to common design, and the same embodiment and different embodiments of the utility model can be combined mutually under the condition of no conflict; and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. Relay protection screen cable fixing device, including installing frame (1) and cable (10), its characterized in that: the upper end of the mounting frame (1) is transversely and fixedly provided with a limiting slide rail (2), the upper end of the limiting slide rail (2) is fixedly provided with a fixed block (3), the upper end of the limiting slide rail (2) is also provided with a limiting slide block (4), the upper ends of the fixed block (3) and the movable block (4) are fixedly connected with a clamping collar (5) which is in butt joint and matched, the tops of the clamping rings (5) are fixedly connected with connecting blocks (6), the inner side surfaces of the connecting blocks (6) at the tops of the clamping rings (5) at the upper ends of the movable blocks (4) are fixedly provided with connecting rods (7), an installation sleeve (8) is fixedly arranged on the inner side surface of the connecting block (6) at the top of the upper end clamping ring (5) of the fixed block (3) in a penetrating manner, an abutting sleeve (9) is sleeved on the inner side surface of the installation sleeve (8), and the connecting rod (7) movably penetrates through the mounting sleeve (8) and the butt joint sleeve (9).

2. The relay protection screen cable fixing device according to claim 1, wherein: spacing slide rail (2) both sides are fixed to be provided with spacing limiting plate (201) to fixed block (3), movable block (4), spacing slide rail (2) lateral surface is provided with mounting groove (202), mounting groove (202) inner wall activity is provided with ball (203) of embedding, and ball (203) and movable block (4) rolling contact cooperation.

3. The relay protection screen cable fixing device according to claim 1, wherein: the inner side face of the movable block (4) is fixedly connected with an inserting pin (401), the inner side face of the fixed block (3) is provided with an inserting groove (301) which is matched with the inserting pin (401) in an inserting mode in a penetrating mode, and the outer wall of the inserting pin (401) is provided with a rubber pad which is in friction contact with the inner wall of the inserting groove (301).

4. The relay protection screen cable fixing device according to claim 1, wherein: joint in the outside of cable (10) is connected to joint hoop (5), and the horizontal fixedly connected with in bottom of fixed block (3) upper end joint hoop (5) extends piece (502), the upper end of joint hoop (5) inner wall and extension piece (502) all is provided with friction pad (501) with cable (10) frictional contact.

5. The relay protection screen cable fixing device according to claim 1, wherein: connecting rod (7) outside transversely is provided with spacing groove (701), the inner wall of installation cover (8) is fixed be provided with spacing groove (701) sliding fit's stopper (801), the outer wall that connecting rod (7) are close to installation cover (8) is the smooth surface design, and the outside that installation cover (8) were kept away from in connecting rod (7) is the flank of screw design.

6. The relay protection screen cable fixing device according to claim 5, wherein: the butt joint sleeve (9) is rotatably connected to the inner side face of the mounting sleeve (8) through a bearing, the butt joint sleeve (9) is in threaded connection fit with the threaded face of the outer side of the connecting rod (7), and a plurality of groups of handles (901) are fixedly arranged on the outer side of the butt joint sleeve (9).