CN204441514U - A hook type personal security line - Google Patents

Abstract

The utility model relates to a hook-type personal security line, which includes a hook head, a grounding clamp, and a wire. A locking mechanism is arranged inside the hook head, and an installation operation rope and a disassembly operation rope are arranged on the hook head; Advantages: pull the hook head by installing the operation rope, align the opening of the hook head with the wire, make the locking frame realize the locking of the wire, and turn the hook head over by the weight of the wire so that the opening of the hook head is set downwards, realizing It simplifies the work of installing personal security wires, improves the defects of the existing chucks with small spacing and is difficult to align the wires for throwing, reduces the defects of low clamping degree existing in the existing chucks, and realizes hooking by disassembling the operation rope The detachment of the head and the wire can realize the dismantling work, which reduces the working intensity of the operator, improves the safety performance of the function, has good use effect, and is easy to operate. When the operator makes a wrong operation, the collet will not fall off.

Description

A hook type personal security line

technical field

The utility model relates to a hook type personal security line.

Background technique

For lines above 35kV level, due to the long line path and large spans, the tower design basically adopts the design of high tower height and phase spacing, and the wire erection basically adopts the hanging method (but now some 10kV lines are also used due to the constraints of geographical location and other conditions). The above method), due to the above problems, the design of the personal security line basically adopts the hanging design. The biggest advantage of the hanging personal security line is that it is easy to carry and light. However, in the process of hanging the wire, due to the small distance between the chucks , it is difficult to align the wires and hang them, and after the chuck is used for a long time, the spring fatigue and elasticity will decrease, and the clamping degree of the chuck will also decrease, so that the ground wire that is finally hung up should be vibrated by the wire or accidentally dropped by the operator. .

Utility model content

The technical problem to be solved by the utility model is to provide a hook-type personal security line, which can well solve the shortcomings of the existing hanging-type personal security line that it is difficult to hang and easy to fall off after hanging.

In order to solve the above-mentioned technical problems, the utility model is realized through the following technical solutions: a hook-type personal security line, including a hook head, a grounding end clamp, which is arranged between the hook head and the grounding end clamp to realize two ends A connecting wire that conducts current or voltage. The hook head is provided with a locking mechanism that locks the wire in the hook head, and the hook head is provided with a control wire that is locked in the locking mechanism. The hook head is also provided with a disassembly operation rope for controlling the wire to break away from the locking mechanism.

Preferably, the locking mechanism includes a first lock plate rotatably connected in the hook head, a second lock plate rotatably connected in the hook head, and a wire is formed between the top end of the first lock plate and the top end of the second lock plate. The clamping hole for clamping, the middle part of the first locking piece and the second locking piece is provided with a gap, the first locking piece and the second locking piece are arranged symmetrically about the vertical center line of the hook head, the first locking piece Both the locking piece and the second locking piece are provided with a protective cover to avoid damage to the wire, and the wire is clamped by rotating the clamping hole between the first locking piece and the second locking piece connected to the hook head, and the structure is simple , reducing the wires from the hook head, good safety performance, the setting of the gap is convenient for the wires to penetrate into the clamping hole, reducing the work intensity of the operator, and the setting of the protective cover avoids the damage of the wires during clamping, and the use effect is good .

Preferably, a reset device is provided on the first lock piece and the second lock piece, the setting of the reset device facilitates the reset of the first lock piece and the second lock piece, and can be reset and adjusted according to different wire models, clamping The utility model has the advantages of good effect, practicality and convenience, and reliable connection, which avoids the defect that the first locking piece and the second locking piece cannot lock the wire during installation, and reduces the falling off of the wire.

Preferably, the reset device is a spring or a shrapnel. The spring has a good reset effect, is easy to use, and is reliable to install. The shrapnel has a cushioning and shockproof effect, which ensures that the reset device is not damaged and has high safety performance.

Preferably, the hook head is provided with a limit block that limits the rotation stroke of the first lock piece and the second lock piece, and the limit block includes a block fixedly connected to the hook head, and a block movably connected to the block. The movable block is provided with a reset spring to control the reset of the movable block, the clamping block is provided with a mounting groove for easy installation of the reset spring, and the movable block is provided with a mounting table for easy installation of the reset spring. The front end of the movable block is provided with an anti-slip pad, and the setting of the limit block ensures that the first locking piece and the second locking piece are not locked, and can be moved and reset freely. The setting of the anti-slip pad effectively reduces the number of the first locking piece and the second The deformation of the lock plate is good, and the movement of the movable block in the installation groove of the clamping block is controlled by the return spring, which can well control the clamping of the wire.

Preferably, the connection wire includes a copper core wire and an insulating sleeve set on the copper core wire, and one end of the copper core wire is provided with a first connection clamp connected to the ground end clamp, and the first connection The chuck and the grounding chuck are fixedly connected by a bolt assembly, and the other end of the copper core wire is provided with a second connecting chuck connected to the hook head, and the second connecting chuck is fixedly connected to the hook head by screws, The threaded hole matched with the screw is provided on the hook head, and the setting of the insulating sleeve not only plays an insulating role and protects the inner copper core wire from being damaged, but also improves the connection reliability. The first connection chuck and the second connection The collet is set, the connection is reliable, the installation and disassembly are convenient, and the use effect is good.

Preferably, a layer of insulating sheath is provided on the hook head below the threaded hole, and another layer of insulating sheath is provided at the connection between the second connecting clamp and the copper core wire. The setting of the insulating sheath improves It improves the safety performance during operation and reduces the damage of the insulation sheath.

Preferably, the hook head is provided with at least one installation part that is convenient for installing and fixing the operation rope, and the installation part includes a connecting column arranged on the hook head, a nut arranged on the connecting column, and the installation operation rope One end forms a connection hole matched with the connecting column, the other end of the installation operation rope is provided with an anti-slip sleeve, the connection column is provided with an anti-slip strip, and the bottom end of the nut is provided with a The buckle on the hook head fixes the installation and operation rope to the hook head through the installation part, which improves the reliability of the connection, avoids the installation and operation rope from detaching from the hook head during operation, and improves the safety performance. The connecting column on the hook head, the nut set on the connecting column, the installation operation rope is locked on the hook head through the buckle provided on the nut, the locking effect is good, the use is convenient, the connection is reliable, and the non-slip sleeve The setting ensures that the installation and operation rope can be taken during operation, and the anti-slip strip provided on the connecting column reduces the sliding of the installation and operation rope on the connecting column.

Preferably, one end of the dismounting operation rope is provided with a connecting piece, and the hook head is provided with a fixing hole matched with the connecting piece, and the connecting piece is fixedly connected to the fixing hole through threads, and the disassembling operation rope is One end is wrapped with a layer of anti-slip glue, and the connecting piece is provided with a fixing ring for easy disassembly and fixing of the operation rope. The disassembly and installation rope is provided with a strap for locking the disassembly operation rope on the fixing ring. The fixing hole on the head cooperates to improve the reliability of the connection and avoid the disassembly operation rope from the hook head due to excessive force during operation. Tightly on the fixing ring of the connecting piece, the reliability of the connection is good, the length of the disassembly operation rope can be adjusted according to different installation positions, and the practical performance is strong.

Preferably, the hook head is provided with a rotating shaft that facilitates the installation and removal of the operating rope, and the middle part of the rotating shaft is provided with a partition that separates the rotating shaft into two collection parts. It is convenient to install and disassemble the hanging lugs fixed by the operation rope, and the hook head is provided with a mounting hole for the installation of the rotating shaft, which is convenient for the installation and removal of the operation rope and collection, reducing the damage or loss of the installation and removal operation rope , reduces the cost of use, and has a good use effect. The partition divides the rotating shaft into two collection parts, which is convenient for the installation and removal of the operating rope and the independent winding of the operating rope on the rotating shaft. The setting of the hanging lug improves the reliability of the connection. Safe and convenient.

In summary, the utility model has the advantages of pulling the hook head by installing the operation rope, aligning the opening of the hook head with the wire, making the locking frame realize the locking of the wire, and turning the hook head over by the weight of the wire so that The opening of the hook head is set downwards, which realizes the installation of personal security wires, improves the defects of the existing chucks that are small in distance and is difficult to align the wires, and reduces the low clamping degree of the existing chucks. Defects, and by disassembling the operation rope to separate the hook head from the wire, the removal work can be realized, which reduces the work intensity of the operator and improves the safety performance of the function. The use effect is good and the operation is simple. When the operator makes a wrong operation It avoids the falling off of the chuck, and it is light and convenient to carry.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of a kind of hook type personal security line of the present utility model;

Fig. 2 is the structural representation of the hook head of the utility model;

Fig. 3 is the structural representation of the utility model connection line;

Fig. 4 is a structural schematic diagram of the installation operation rope of the utility model;

Fig. 5 is a schematic diagram of the structure of the utility model to disassemble the operation rope;

Fig. 6 is a structural schematic diagram of a limit block of the present invention;

Fig. 7 is a structural schematic diagram of the rotating shaft of the utility model.

Detailed ways

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, and Fig. 7, a hook-type personal security line includes a hook head 1, a grounding end chuck 2, and is arranged on the hook head 1 and the grounding end. Between the end clips 2 is used to realize the connection wire 3 of conducting current or voltage at both ends. The hook head 1 is provided with a locking mechanism 4 that locks the wire in the hook head 1. The hook head 1 There is an installation operation rope 5 for controlling the wire to be locked in the locking mechanism 4, and a disassembly operation rope 6 for controlling the wire to break away from the locking mechanism 4 is also provided on the hook head 1. The section is U-shaped, the installation operation rope 5 is arranged at the tail of the hook head 1, the disassembly operation rope 6 is arranged at the head of the hook head 1, and the locking mechanism 4 includes a first A locking piece 41, a second locking piece 42 that is rotatably connected in the hook head 1, forms a clamping hole 40 that is convenient for wire clamping between the top of the first locking piece 41 and the top of the second locking piece 42, the first A gap 43 is provided in the middle of the locking piece 41 and the second locking piece 42, the first locking piece 41 and the second locking piece 42 are arranged symmetrically about the vertical center line of the hook head 1, and the first locking piece 41 and the second locking piece 42 are symmetrically arranged. The two locking pieces 42 are provided with a protective cover 44 to avoid damage to the wires, and the clamping of the wires is realized by rotating the clamping hole between the first locking piece and the second locking piece connected on the hook head, and the structure is simple. It reduces the wire's detachment from the hook head, and has good safety performance. The setting of the gap is convenient for the wire to penetrate into the clamping hole, which reduces the work intensity of the operator. The setting of the protective cover avoids the damage of the wire during clamping, and the use effect is good. Both the first locking piece 41 and the second locking piece 42 are provided with a reset device 45, which facilitates the reset of the first locking piece and the second locking piece, and can be reset and adjusted according to different wire types. The clamping effect is good and practical. Convenient, reliable connection, avoiding the defect that the first locking piece and the second locking piece cannot lock the wire during installation, and reducing the falling of the wire. The reset device 45 is a spring or shrapnel, and the spring reset effect is good. Use Convenient, reliable installation, the shrapnel has a cushioning and shockproof effect, ensuring that the reset device is not damaged, and has high safety performance. The hook head 1 is provided with a limit block 9 that limits the rotation stroke of the first locking piece 41 and the second locking piece 42. , the limiting block 9 includes a block 91 fixedly connected to the hook head 1, a movable block 92 movably connected to the block 91, the movable block 92 is provided with a reset spring 93 for controlling the reset of the movable block 92, Described block 91 is provided with the installation groove 94 that is convenient to back-moving spring 93 installation, and described movable block 92 is provided with the mounting table 95 that is convenient to the installation of back-moving spring 93, and the front end of described movable block 92 is provided with anti-slip pad 90, limits The setting of the block ensures that the first locking piece and the second locking piece are not locked, and can be moved and reset freely. The setting of the anti-slip pad effectively reduces the deformation of the first locking piece and the second locking piece, and the use effect is good. Through The return spring controls the movable block to move in the mounting groove of the block, which can well control the clamping of the wire. The connecting wire 3 includes a copper core wire 31 and an insulating sleeve 32 sleeved on the copper core wire 31. One end of the copper core wire 31 is set There is a first connection clamp 33 connected to the ground terminal clamp 2, the first connection clamp 33 is fixedly connected to the ground terminal clamp 2 through a bolt assembly 34, and the other end of the copper core wire 31 is provided with a hook The second connecting chuck 35 connected to the head 1, the second connecting chuck 35 is fixedly connected to the hook head 1 by a screw 36, the hook head 1 is provided with a threaded hole 13 matched with the screw, and the insulating sleeve The setting not only plays an insulating role and protects the inner copper core wire from being damaged, but also improves the connection reliability. The setting of the first connection clamp and the second connection clamp has reliable connection, convenient installation and disassembly, and good use effect. A layer of insulating sheath 14 is provided on the hook head 1 below the hole 13, and another layer of insulating sheath 14 is provided at the connection between the second connecting clamp 35 and the copper core wire 31. The setting of the insulating sheath, The safety performance during operation is improved, and the damage of the insulating sheath is reduced. The hook head 1 is provided with at least one installation part 7 which is convenient for installing and fixing the operation rope 5. The installation part 7 includes a Connecting column 71, the nut 72 that is arranged on connecting column 71, one end of described installation operation rope 5 forms the connection hole 50 that matches with connection column 71, and the other end of described installation operation rope 5 is provided with anti-slip cover, so The connecting column 71 is provided with an anti-slip strip 73, and the bottom end of the nut 72 is provided with a buckle 74 for locking the installation operation rope 5 on the hook head 1, and the installation operation rope is fixedly connected to the hook head through the installation part. On the one hand, the reliability of the connection is improved, and the installation and operation rope is prevented from detaching from the hook head during operation, which improves the safety performance. The buckle on the cap locks the installation and operation rope on the hook head. The locking effect is good, the use is convenient, the connection is reliable, and the setting of the anti-slip sleeve ensures that the installation and operation rope can be taken during operation. The anti-skid strip reduces the sliding of the installation operation rope on the connecting column, and one end of the disassembly operation rope 6 is provided with a connector 60, and the hook head 1 is provided with a fixing hole 15 that matches the connector 60. The connector 60 is fixedly connected to the fixing hole 15 by threads, and one end of the dismounting operation rope 6 is wound with a layer of anti-skid glue. 6 is provided with a strap 64 that locks the disassembly operation rope on the fixing ring. Through the cooperation of the connector and the fixing hole on the hook head, the reliability of the connection is improved, and the disassembly operation is avoided due to excessive force during operation. The rope is detached from the hook head, and the anti-skid rubber is set to facilitate the operation of the disassembly operation rope. The disassembly operation rope is locked on the fixing ring of the connector through the strap, the connection is reliable, and the operation of the disassembly operation rope can be adjusted according to different installation positions. The length is adjusted, and the practical performance is strong. The hook head 1 is provided with a rotating shaft 8 for easy installation and removal of the operating rope 5 and winding of the operating rope 6. The middle part of the rotating shaft 8 is provided with a piece that separates the rotating shaft 8 into two collection parts. The clapboard 81, the clapboard is provided with the hanger 82 that is convenient for installing the operating rope 5 and dismounting the fixing of the operating rope 6, and the hook The head 1 is provided with a mounting hole 16 for easy installation of the rotating shaft, which is convenient for the collection of the installation and removal operation ropes, reduces the damage or loss of the installation and removal operation ropes, reduces the cost of use, and has a good use effect. The rotating shaft is divided into two collection parts, which is convenient for the installation and removal of the operating rope to be wound on the rotating shaft independently, and the setting of the hanging lug improves the reliability of the connection, which is safe and convenient.

During use, the hook head 1 is hung upside down by installing the operating rope 5, so that the opening of the hook head 1 is aligned upwards with the wire, and only the installation operation rope 5 needs to be pulled to make the wire clamped in the locking mechanism 4 in the hook head 1, and then Loosen the installation operation rope 5, and the hook head 1 is turned over by the weight of the wire so that the hook opening of the hook head 1 is set downward, that is, the operation of hanging and installing the personal security line is completed. The locking hole 40 between the second locking pieces 42 realizes the clamping of the wire, and ensures that the wire does not break away from the locking mechanism 4 during use by the limit block 11, and only needs to pull the dismounting operation rope 6 to make the hook head 1 The disassembly work can be completed by breaking away from the wire.

Pull the hook head by installing the operation rope, align the opening of the hook head with the wire, make the locking frame realize the locking of the wire, and turn the hook head over by the weight of the wire so that the opening of the hook head is set downward, realizing the installation The operation of the personal security line has improved the defects of the existing clamps, such as the small distance between the chucks and the difficulty of aligning the wires, and reduced the defects of the low clamping degree of the existing chucks, and realized the connection between the hook head and the wire by disassembling the operation rope. The detachment of the wire can realize the dismantling work, which reduces the working intensity of the operator and improves the safety performance of the function. The use effect is good and the operation is simple. When the operator makes a wrong operation, the collet is prevented from falling off, and it is light and convenient to carry. .

Claims (10)

1. A hook-type personal security line, characterized in that: it comprises a hook head (1), a grounding clamp (2), and is arranged between the hook head (1) and the grounding clamp (2) to realize two A connecting wire (3) that conducts current or voltage at the end, and a locking mechanism (4) that locks the wire in the hook head (1) is provided in the hook head (1), and the hook head (1) There is an installation operation rope (5) for the control wire to be locked in the locking mechanism (4), and a disassembly operation rope ( 6). 2. A hook-type personal security line according to claim 1, characterized in that: the locking mechanism (4) includes a first locking plate (41) that is rotatably connected in the hook head (1), a rotatably connected In the second locking piece (42) in the hook head (1), a clamping hole (40) convenient to wire clamping is formed between the top of the first locking piece (41) and the top of the second locking piece (42). A gap (43) is provided in the middle of the first locking piece (41) and the second locking piece (42), and the first locking piece (41) and the second locking piece (42) are vertically connected to the hook head (1). The straight central line is arranged symmetrically, and the first locking piece (41) and the second locking piece (42) are both provided with a protective sleeve (44) to prevent wire damage. 3. A hook-type personal security line according to claim 2, characterized in that: the first locking piece (41) and the second locking piece (42) are both provided with a reset device (45). 4. A hook-type personal security line according to claim 3, characterized in that: the reset device (45) is a spring or a shrapnel. 5. A hook-type personal security line according to claim 2, characterized in that: the hook head (1) is provided with a limiter to limit the rotation stroke of the first locking piece (41) and the second locking piece (42). Limiting block (9), described limiting block (9) comprises the block (91) that is fixedly connected on the hook head (1), the movable block (92) that is movably connected on the block (91), described The movable block (92) is provided with a return spring (93) that controls the reset of the movable block (92), and the block (91) is provided with a mounting groove (94) that facilitates the installation of the return spring (93). (92) is provided with the mounting platform (95) that is convenient to back-moving spring (93) installation, and the front end of described movable block (92) is provided with antiskid pad (90). 6. A hook-type personal security wire according to claim 1, characterized in that: the connecting wire (3) includes a copper core wire (31), an insulating sleeve ( 32), one end of the copper core wire (31) is provided with a first connection clamp (33) connected to the ground terminal clamp (2), and the first connection clamp (33) is connected to the ground terminal clamp ( 2) fixedly connected by a bolt assembly (34), the other end of the copper core wire (31) is provided with a second connection clamp (35) connected to the hook head (1), and the second connection clamp (35) ) is fixedly connected to the hook head (1) by a screw (36), and the hook head (1) is provided with a threaded hole (13) matched with the screw. 7. A hook-type personal security line according to claim 6, characterized in that: a layer of insulating sheath (14) is provided on the hook head (1) below the threaded hole (13), and the first Another layer of insulating sheath (14) is provided at the joint between the two connecting clips (35) and the copper core wire (31). 8. A hook-type personal security line according to claim 1, characterized in that: said hook head (1) is provided with at least one installation part (7) which is convenient for installing and fixing the operation rope (5), said The installation part (7) includes a connecting column (71) arranged on the hook head (1), a nut (72) arranged on the connecting column (71), and one end of the installation operation rope (5) is formed to connect with the connecting column. (71) matching connection holes (50), the other end of the installation operation rope (5) is provided with an anti-slip sleeve, the connection column (71) is provided with an anti-slip strip (73), and the nut (72 ) is provided with a buckle (74) that locks the installation operating rope (5) on the hook head (1). 9. A hook-type personal security line according to claim 1, characterized in that: one end of the disassembly operation rope (6) is provided with a connector (60), and the hook head (1) is provided with a The fixing hole (15) that the connector (60) matches, and the connector (60) is fixedly connected on the fixing hole (15) by threads, and one end of the disassembly operation rope (6) is wound with a layer of anti-slip glue, so The connecting piece (60) is provided with a fixing ring (63) that facilitates the fixing of the dismantling operation rope, and the disassembly operation rope (6) is provided with a strap (64) that locks the disassembly operation rope on the fixing ring. 10. A hook-type personal security line according to claim 1, characterized in that: said hook head (1) is provided with a rotating shaft ( 8), the middle part of the rotating shaft (8) is provided with a partition (81) that separates the rotating shaft (8) into two collection parts, and the partition is provided with an operation rope (5) for easy installation and removal. (6) Fixed lugs (82), the hook head (1) is provided with mounting holes (16) for easy shaft installation.