CN208955225U - A kind of semi-automatic rapid-assembling/disassembling grounding hook - Google Patents

Abstract

The utility model discloses a kind of semi-automatic rapid-assembling/disassembling grounding hooks, including insulation tube, insulated pull rod, hook and pressing plate, insulation tube upper end is fixedly connected on hook free end, the hook portion of sliding mandril upper end and upper end face hook is rotatably connected on the downside of pressing plate, sliding mandril actively penetrates insulation tube and is fixedly connected with insulated pull rod, the insulated pull rod other end is pierced by insulation tube lower end, and the automatic compacting device for driving it to move up is equipped on pressing plate.The utility model discharges tension to pressing plate by automatic compacting device and squeezes conducting wire and hook head, it is close to reach surrounding fitting, the grounding hook, which is appointed, continual can continue to be reliably connected with conducting wire in the installation of what angle, under the action of uninterrupted strength hook under the action of spring tension automatically with electrical lead shape angle in 90 °, and guarantee grounding hook always with the contact area of conducting wire, connect reliable and stable safety, it is time saving and energy saving to mount, it will not damage wires surface, operational safety is high, avoids touching short-circuit line.

Description

A kind of semi-automatic rapid-assembling/disassembling grounding hook

Technical field

The utility model belongs to assembly and disassembly grounding hook technical field, and in particular to a kind of semi-automatic rapid-assembling/disassembling ground connection extension Hook.

Background technique

When short-circuit grounding wire is electrical equipment and power circuit interruption maintenance, to ensure the safety of operating personnel, and take One important guarantee technical safety measures can effectively prevent the injury sent a telegram here suddenly to human body, be one for protecting service personnel Safety curtain is electrical employee " lifeline ", standardizes reliable extension, dismounting ground wire is just avoided that due to ground line and causes Electrical hazard.

It is grounded main three parts composition, is grounding hook, short-circuit conductors, Jie Diji ground connection clamping plate, each portion respectively Part, which reliably connects just, can guarantee effectively to conducting wire progress short circuit, effectively take precautions against the fortuitous events such as lightning stroke, maloperation, induced electricity Injury of the electric current of generation to operating area personnel, and the important component grounding hook in the ground line now used, with electricity There is invalid, insecure great security risk in the connection of power conducting wire, directly threaten the personal safety of service personnel.

It generally uses single, double tongue chip grounding hook and hedgehog hydnum formula anti-dropout to be grounded in present work about electric power to hang Hook both types:

1, the application and security risk of single, double tongue chip grounding hook

This kind of grounding hook structure is simply cheap, and fast assembling and disassembling is convenient, but its any angle install can with lead The practical contact surface of line is too small, and the effect of effectively reliable conduction electric current is not achieved, and easily falls off, and links up with clamping and disengaging Also conductive line surfaces can be injured when conducting wire.

Single, double tongue chip grounding hook as shown in Figure 1 and Figure 2 either will form in any setting angle serious Poor contact defect, and influence clip vulnerable to angle and be loosely detached from electrical lead, security risk is prominent.

2, hedgehog hydnum formula anti-dropout grounding hook:

Each upkeep operation unit of south electric network, department use hedgehog hydnum formula anti-dropout grounding hook at this stage, the type Hook only with electrical lead formed vertical 90 ° be ideally just able to achieve clamp conducting wire, be reliably connected, if at it Cause in the presence of very big design defect that more serious to connect with conducting wire dangerous, insecure safety hidden when its angle is installed Suffer from, seriously threatens the personal safety of service personnel；

As shown in figure 3, only setting angle 90 ° ideally when be just able to achieve reliably connecting for hook and conducting wire It connects.

As shown in figure 4, when setting angle forms non-90 degree, close to side plate in human body and caliper outboard meeting stress suitable for reading Stuck, due to gravity factor when operating personnel unclamps grounding hook, hook just will appear " hanging idle loop " phenomenon and connect not with conducting wire Reliably cause serious security risk.

The unreasonable situation of man-machine effect is existed simultaneously, due to being to twist the body of rod using manpower wrist spiral is made to push away column front and back fortune It is dynamic to complete to the firm of conducting wire and loosen, it is measured in the ideal situation through live practical operation, such hook is single when filling, tearing open Rotation 60 is required to turn left the right side, spent time is 1 minute or so, three for one group hook dress, tear open operating personnel needed to twist altogether Turn 360 to turn left the right side, at 6 ~ 7 minutes or so, the true lower 10 kilovolts of shaft tower conducting wires of operating environment time-consuming in total about existed filling, tear open time-consuming 50 minutes or so, 35 KV line shaft towers were about at 60 minutes or so, and operating personnel is made by wearing insulating glove and high-altitude The practical unfavorable working environment such as industry influences, and operates more difficult, a large amount of physical efficiency of consumption, while also increasing the safety wind of operation Danger, the extension of power off time will also result in the economic loss of undesirable social influence and all trades and professions.

In conclusion there are the following problems for existing grounding hook:

(1) hook installing reliability is influenced by angle, and there are the serious unreliable security risks of connection；

(2) hedgehog hydnum anticreep grounding hook there are mechanism design it is unreasonable, time and effort consuming man-machine efficacy is poor；

(3) there are different degrees of mounting board, frictions to injure on surface of all types of grounding hooks now used to conducting wire；

(4) hedgehog hydnum anticreep grounding hook head is not fixed, and can rotate by gravity, and when practical operation may require that operating personnel uses It pulls short-circuit conductors to carry out tightening fixed after-opening orientation, there are serious violations and personal electrical shock safety hazard, exist and set Count safety defect；

(5) when removing hook because from body farther out, operating personnel can inevitably touch short-circuit line, exist Serious violation and personal electrical shock safety hazard.

Summary of the invention

The technical issues of the utility model solves is: a kind of semi-automatic rapid-assembling/disassembling grounding hook is provided, it is above-mentioned to solve Problems of the prior art.

The technical solution that the utility model is taken are as follows: a kind of semi-automatic rapid-assembling/disassembling grounding hook, including insulation tube, insulation Pull rod, hook and pressing plate, insulation tube upper end are fixedly connected on hook free end, are rotatably connected sliding mandril on the downside of pressing plate The hook portion of upper end and upper end face hook, sliding mandril actively penetrate insulation tube and are fixedly connected with insulated pull rod, insulated pull rod The other end is pierced by insulation tube lower end, and the automatic compacting device for driving it to move up is equipped on pressing plate.

Preferably, above-mentioned automatic compacting device includes spring inner tube, compressed spring and spring outer tube, and spring upper end of inner tube is solid Surely it is connected to pressing plate lower end, lower end is embedded into spring outer tube, and compressed spring is actively set on sliding mandril, and upper end is resisted against pressure Board bottom portion, lower end are resisted against on the stop collar of spring outer tube lower end, and spring outer tube upper end is fixedly connected on insulation tube.

Preferably, above-mentioned insulation tube lower end is provided with bisymmetric J-type guide chute, J-type guiding along its length Slidable bolt is installed, both ends are embedded in two J-type guide chutes after bolt is horizontally through insulated pull rod on sliding slot.

Preferably, it is provided with translucent cover at above-mentioned J-type guide chute, translucent cover is fixedly attached to insulation tube lower end.

Preferably, above-mentioned insulation tube upper end spiral is connected with connecting sleeve, the stop collar of spring outer tube upper end evagination against In insulation tube upper end, connecting sleeve spiral is connected with step set axis and locks stop collar, and step set axis upper end spiral is fixedly connected Pressing plate bottom end.

Preferably, the other end passes through insulated pull rod using locking tube fastening after above-mentioned bolt stub end socket position-limiting tube.

Preferably, above-mentioned insulated pull rod bottom end is fixedly connected with handle.

Preferably, above-mentioned handle tail end is provided with hanging hole, and hanging hole is screwed into insulated pull rod tail end simultaneously by conical screw Expansion tube and hanging hole are fixedly connected on handle in expansion tube, insulation traction rope is fixedly connected on hanging hole.

The utility model has the beneficial effects that compared with prior art, the effect of the utility model is as follows:

(1) the utility model discharges tension to pressing plate by automatic compacting device (compressed spring) in the case where linking up with working condition Conducting wire and hook head are squeezed, reaches surrounding fitting closely, which appoints can be continual lasting in the installation of what angle It is reliably connected with conducting wire, links up under the action of uninterrupted strength and formed automatically with electrical lead under the action of spring tension 90 ° of angles, and guarantee that grounding hook with the contact area of conducting wire, connects reliable and stable safety always, it is time saving and energy saving to mount, will not Damage wires surface is not loosened because of the pulling force of insulation tube, and operational safety is high, avoids touching short-circuit line；

(2) the utility model make operating personnel dress, tear open operation it is relatively reliable convenient, grounding hook and conducting wire can when filling, tearing open It is shared 2 seconds by connecting, relative to existing hedgehog hydnum formula anticreep grounding hook dress, tears the time open and reduce 358 seconds altogether, working efficiency is promoted 99%, but work from this live and carry out actual conditions comparison hedgehog hydnum formula in design more, the labour that original reduces operator is strong Degree, reduces operating risk；

(3) insulated pull rod rear portion hanging hole, cooperation drag rope use, and thoroughly elimination ground line is removed directly touching short circuit and led The violation problem of line eliminates person electric shock hidden danger；

(4) hook head is stationary state, and operator can control hooking slits direction, does not have to drawing short-circuit line, thoroughly Avoid operation against rules and electrical shock safety hazard；

(5) spring system of automatic compacting device, spring system are made of spring outer tube, spring inner tube, compressed spring, bullet Spring outer tube has the function of installation and limit spring；Inner tube has the function of installing spring and fixation clip, while playing protection The effect of spring, the durability of enhancing hook；

(6) J-type guide chute, the bolt on J-type guide chute coordinated insulation pull rod complete mechanism and reliably limit and orient It is mobile；

(7) sliding slot and bayonet lock a, transparent sheath: is effectively protected；B, it prevents dirt from entering, causes mechanism blockage；C, it prevents Clip insulating glove；D, it is observed convenient for mechanism status；

(8) fixable/dismountable combined cone expands tube body fixed handle, when assembling: expansion tube is packed into insulated pull rod pipe, Then by bolt insertion expansion tube, up time rotation expands outwardly expansion tube to be formed with handle jacket in tapered square thread pull ring Extruding force is bonded insulated pull rod with handle external member to clamp insulated pull rod, when disassembly in opposite direction rotation pull ring Bolt quickly exits, and expansion tube restores just history state, easily removes；

When disassembly: rotation exits bolt rotation counterclockwise, expansion tube restPose with Handle jacket loses extruding force, loosens with insulated pull rod, to complete to remove；

(9) replaceable part reduces loss, waste, if the grounding hook used now is in insulation supervisor damage, pressure resistance The problems such as unqualified is tested, a whole branch is will result in and scraps completely, to hook metal parts, the handle for still being able to normal use Etc. causing to waste.And it semi-automatic fast quick-mounting, tears grounding hook each component open and can be carried out replacing, such as encounter main body insulation Pipe damage or pressure resistance breakdown, the then qualified insulation tube piece that changes the outfit after can decomposing complete maintenance, and other parts are also in this way, reaching It reduces waste, create value.

Detailed description of the invention

Fig. 1 is the single, double vertically-mounted structural schematic diagram of tongue chip grounding hook；

Fig. 2 is the single, double vertically-mounted structural schematic diagram of tongue chip grounding hook；

Fig. 3 is the vertically-mounted structural schematic diagram of hedgehog hydnum formula anti-dropout grounding hook；

Fig. 4 is the vertically-mounted structural schematic diagram of hedgehog hydnum formula anti-dropout grounding hook；

Fig. 5 is automatic locking type hook principle mounting structure schematic diagram；

Fig. 6 is the hook structure schematic diagram with self-locking function；

Fig. 7 is the hook schematic cross-sectional view with self-locking function；

Fig. 8 is attachment structure schematic diagram at hook；

Fig. 9 is the hook configuration schematic diagram with self-locking function.

Specific embodiment

With reference to the accompanying drawing and the utility model is described further in specific embodiment.

Embodiment 1: as shown in Fig. 5-Fig. 9, a kind of semi-automatic rapid-assembling/disassembling grounding hook, including insulation tube 1, insulated pull rod 2, hook 3 and pressing plate 4,1 upper end of insulation tube are fixedly connected on 3 free ends of hook, sliding top are rotatably connected on the downside of pressing plate 4 The hook portion of 5 upper end of bar and upper end face hook 3, sliding mandril 5 actively penetrate insulation tube 1 and are fixedly connected with insulated pull rod 2, absolutely 2 other end of edge pull rod is pierced by 1 lower end of insulation tube, and the automatic compacting device for driving it to move up is equipped on pressing plate 4.

Preferably, above-mentioned automatic compacting device includes spring inner tube 6, compressed spring 7 and spring outer tube 8, in spring inner tube 6 End is fixedly connected on 4 lower end of pressing plate, and lower end is embedded into spring outer tube 8, and compressed spring 7 is actively set on sliding mandril 5, upper end It is resisted against 4 bottom of pressing plate, lower end is resisted against on the stop collar 9 of 8 lower end of spring outer tube, and 8 upper end of spring outer tube is fixedly connected on absolutely On edge pipe 1.

Preferably, above-mentioned 1 lower end of insulation tube is provided with bisymmetric J-type guide chute 10 along its length, and J-type is led Slidable bolt 11 is installed on sliding slot 10, both ends are embedded in two J-type guide chutes after bolt 11 is horizontally through insulated pull rod 2 In 10.

Preferably, it is provided with translucent cover 12 at above-mentioned J-type guide chute 10, translucent cover 12 is fixedly attached under insulation tube 1 End.

Preferably, above-mentioned 1 upper end spiral of insulation tube is connected with connecting sleeve 13, the stop collar of 8 upper end evagination of spring outer tube 15 are resisted against 1 upper end of insulation tube, and 13 spiral of connecting sleeve is connected with step set axis 14 and locks stop collar 15, and step covers on axis 14 End spiral is fixedly connected with 4 bottom end of pressing plate.

Preferably, the other end passes through insulated pull rod 2 and uses locking tube 21 after above-mentioned 11 stub end of bolt socket position-limiting tube 20 Fastening.

Preferably, above-mentioned 2 bottom end of insulated pull rod is fixedly connected with handle 16.

Preferably, above-mentioned 16 tail end of handle is provided with hanging hole 17, and hanging hole 17 is screwed into insulated pull rod tail by conical screw 18 It holds and passes through and expansion tube 19 and hanging hole 17 and insulated pull rod are fixedly connected on handle 16 in expansion tube 19, it is solid on hanging hole 17 Surely it is connected with insulation traction rope 22.

Rounded corner and pressing plate two sides rounded corner is arranged in hook portion two sides.

Hook head lightweight Intensity Design reduces hook head weight saving, cost using hollow out and reinforcing rib structure Meanwhile not influencing its mechanical strength, it is ensured that safe and reliable.

Semi-automatic rapid-assembling/disassembling grounding hook mechanical work principle:

(1), mechanism prepares state:

Pulling back Anti-slip handle makes the spring of insulated pull rod and sliding mandril motion compresses spring inner tube backward, this process Middle bayonet lock enters " J " type back bending along insulation tube wall sliding slot end and completes limit, and hook is made to be flared to spare space with pressing plate；

(2), mechanism working condition

Pulling back Anti-slip handle moves bayonet lock along insulation tube wall sliding slot to hook direction from " J " type back bending abjection, this The spring release in spring inner tube pushes pressing plate to close up with hook in the process.

Embodiment 2: as shown in figures 5-9, a kind of operating method of semi-automatic rapid-assembling/disassembling grounding hook, this method are as follows: hang Short-circuit conductors are installed on hook, insulated pull rod is moved backward makes bolt slide into J-type guide chute end spacing place automatically, so that Pressing plate retracts the hook portion for opening hook clamping, hook is articulated on work section electrical lead, and pull back insulated pull rod Moving backward, which makes bolt skid off J-type guide chute automatically, travels forward, and insulated pull rod is made in the compressed spring of automatic compacting device It is forward extended out under, pressing plate is rested firmly against on work section electrical lead, the insulation traction rope on hanging hole is another by operating End is fixed on electric pole or framework, and release handle, and insulation tube is hanging.

When disassembly hook, handle is withdrawn into operator's hand by the insulation traction rope being fixed on hanging hole, is retracted Insulated pull rod simultaneously rotates, and realizes the disassembly of hook.

The effect of the utility model is as follows:

(1) the utility model discharges tension to pressing plate by automatic compacting device (compressed spring) in the case where linking up with working condition Conducting wire and hook head are squeezed, reaches surrounding fitting closely, which appoints can be continual lasting in the installation of what angle It is reliably connected with conducting wire, links up under the action of uninterrupted strength and formed automatically with electrical lead under the action of spring tension 90 ° of angles, and guarantee that grounding hook with the contact area of conducting wire, connects reliable and stable safety always, it is time saving and energy saving to mount, will not Damage wires surface is not loosened because of the pulling force of insulation tube, and operational safety is high, avoids touching short-circuit line；

(2) the utility model make operating personnel dress, tear open operation it is relatively reliable convenient.Grounding hook and conducting wire can when filling, tearing open It shares 2 seconds by connecting, relative to existing hedgehog hydnum formula anticreep grounding hook dress, tears open 6 minutes total used times, working efficiency promotes 99%, subtracts The labor intensity for having lacked operator, reduces operating risk；

(3) insulated pull rod rear portion hanging hole, cooperation drag rope use, and thoroughly elimination ground line is removed directly touching short circuit and led The violation problem of line eliminates person electric shock hidden danger；

(4) hook hook portion bayonet greatly reduces convenient for being designed to disc chamfering to conductive line surfaces clip, friction injury；

(5) hook head is stationary state, and operator can control hooking slits direction, does not have to drawing short-circuit line, thoroughly Avoid operation against rules and electrical shock safety hazard；

(6) hook head lightweight Intensity Design, unique hollow out and reinforcing rib design, make hook head weight saving, cost While reduction, its mechanical strength is not influenced, it is ensured that safe and reliable；

(7) spring system of automatic compacting device, spring system are made of spring outer tube, spring inner tube, compressed spring, bullet Spring outer tube has the function of installation and limit spring；Inner tube has the function of installing spring and fixation clip, while playing protection The effect of spring, the durability of enhancing hook；

(8) J-type guide chute, the bayonet lock on J-type guide chute coordinated insulation pull rod complete mechanism and reliably limit and orient It is mobile；

(9) sliding slot and bayonet lock a, transparent sheath: is effectively protected；B, it prevents dirt from entering, causes mechanism blockage；C, it prevents Clip insulating glove；D, it is observed convenient for mechanism status；

(10) fixable/dismountable combined cone expands tube body fixed handle, when assembling: expansion tube is packed into insulated pull rod pipe It is interior, then by bolt insertion expansion tube, up time rotation expands outwardly expansion tube and handle jacket in tapered square thread pull ring Forming extruding force to clamp insulated pull rod is bonded insulated pull rod with handle external member, opposite direction rotation pull ring when disassembly Interior bolt, is quickly exited, and expansion tube restores just history state, is easily removed；

When disassembly: rotation exits bolt rotation counterclockwise, expansion tube restPose with Handle jacket loses extruding force, loosens with insulated pull rod, to complete to remove；

(11) replaceable part reduces loss, waste, if the grounding hook used now is in insulation supervisor damage, pressure resistance The problems such as unqualified is tested, a whole branch is will result in and scraps completely, to hook metal parts, the handle for still being able to normal use Etc. causing to waste.And it semi-automatic fast quick-mounting, tears grounding hook each component open and can be carried out replacing, such as encounter main body insulation Pipe damage or pressure resistance breakdown, the then qualified insulation tube piece that changes the outfit after can decomposing complete maintenance, and other parts are also in this way, reaching It reduces waste, create value.

Example above description is only a specific implementation of the present invention, the protection scope of the utility model not office It is limited to this.Be familiar with the those skilled in the art within the technical scope disclosed by the utility model, can easily find variation or Alternative, these should be covered within the scope of the utility model.For this purpose, the protection scope of the utility model should be with Subject to the scope of protection of the claims.

Claims (8)

1. a kind of semi-automatic rapid-assembling/disassembling grounding hook, it is characterised in that: including insulation tube (1), insulated pull rod (2), hook (3) With pressing plate (4), insulation tube (1) upper end is fixedly connected on hook (3) free end, is rotatably connected sliding on the downside of pressing plate (4) The hook portion of mandril (5) upper end and upper end face hook (3), sliding mandril (5) actively penetrate insulation tube (1) and insulated pull rod (2) it is fixedly connected, insulated pull rod (2) other end is pierced by insulation tube (1) lower end, oneself for driving it to move up is equipped on pressing plate (4) Dynamic pressing device.

2. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 1, it is characterised in that: automatic compacting device packet Spring inner tube (6), compressed spring (7) and spring outer tube (8) are included, spring inner tube (6) upper end is fixedly connected on pressing plate (4) lower end, Lower end is embedded into spring outer tube (8), and compressed spring (7) is actively set on sliding mandril (5), and upper end is resisted against pressing plate (4) bottom Portion, lower end are resisted against on the stop collar (9) of spring outer tube (8) lower end, and spring outer tube (8) upper end is fixedly connected on insulation tube (1) On.

3. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 2, it is characterised in that: insulation tube (1) lower end It is provided with bisymmetric J-type guide chute (10) along its length, slidable insert is installed on J-type guide chute (10) It sells (11), bolt (11) is horizontally through insulated pull rod (2), and both ends are embedded in two J-type guide chutes (10) afterwards.

4. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 3, it is characterised in that: J-type guide chute (10) it is provided at translucent cover (12), translucent cover (12) is fixedly attached to insulation tube (1) lower end.

5. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 2, it is characterised in that: insulation tube (1) upper end Spiral is connected with connecting sleeve (13), and the stop collar (15) of spring outer tube (8) upper end evagination is resisted against insulation tube (1) upper end, even Female connector pipe (13) spiral is connected with step set axis (14) and locks stop collar (15), and step set axis (14) upper end spiral is fixedly connected Pressing plate (4) bottom end.

6. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 2, it is characterised in that: bolt (11) stub end Being socketed position-limiting tube (20), the other end passes through insulated pull rod (2) using locking tube (21) fastening afterwards.

7. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 1, it is characterised in that: insulated pull rod (2) bottom End is fixedly connected with handle (16).

8. a kind of semi-automatic rapid-assembling/disassembling grounding hook according to claim 7, it is characterised in that: handle (16) tail end is set It is equipped with hanging hole (17), hanging hole (17) is screwed into insulated pull rod (2) tail end by conical screw (18) and passes through in expansion tube (19) Expansion tube (19) and hanging hole (17) are fixedly connected on handle (16), hanging hole is fixedly connected with insulation traction rope on (17) (22).