CN105140864A - Low-cost ground potential work non-bearing splicing wire clamp - Google Patents

Low-cost ground potential work non-bearing splicing wire clamp Download PDF

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Publication number
CN105140864A
CN105140864A CN201510534801.0A CN201510534801A CN105140864A CN 105140864 A CN105140864 A CN 105140864A CN 201510534801 A CN201510534801 A CN 201510534801A CN 105140864 A CN105140864 A CN 105140864A
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CN
China
Prior art keywords
plate
drainage thread
connection
pressing plate
main part
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Granted
Application number
CN201510534801.0A
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Chinese (zh)
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CN105140864B (en
Inventor
殷洪海
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of Jiangsu Electric Power Co
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Application filed by State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd, Changzhou Power Supply Co of Jiangsu Electric Power Co filed Critical State Grid Corp of China SGCC
Priority to CN201510534801.0A priority Critical patent/CN105140864B/en
Publication of CN105140864A publication Critical patent/CN105140864A/en
Application granted granted Critical
Publication of CN105140864B publication Critical patent/CN105140864B/en
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Abstract

The invention provides a low-cost ground potential work non-bearing splicing wire clamp, comprising a wire clamp main body, a drainage wire pressure plate, a bolt connection assembly, a bus fastener, a driving screw, a guide sleeve, a sliding sleeve and a pivot pin. The drainage wire pressure plate is in bolted connection with the wire clamp main body through the bolt connection assembly; the bus fastener is in threaded connection with the driving screw; the sliding sleeve is fixed to a connection ear plate in an up and down interference fit mode through the connection through hole of the connection ear plate of the wire clamp main body; the inner wall of the guide sleeve and the upper end of the thread driving column of the driving screw are in threaded connection, and are then in pin joint through the pivot pin; the inner wall of the sliding sleeve slidingly sleeves the outer wall of the guide sleeve up and down. The low-cost ground potential work non-bearing splicing wire clamp has the characteristics of simple structure, low cost, high work efficiency and strong applicability, is convenient to install and dismount, and can save time and labor; in addition, the low-cost ground potential work non-bearing splicing wire clamp can be directly applied to construction without shutoff of electricity, and effectively avoid unnecessary economic and social loss caused by power failure.

Description

The earth potential working non-bearing connecting clip of low cost
The divisional application of the application for a patent for invention of " earth potential working non-bearing connecting clip " that the application is application number is 201310319363.7, the applying date, to be July 26, invention and created name in 2013 be.
Technical field
The present invention relates to the electricity getting device in overhead distribution, be specifically related to a kind ofly charged earth potential working to implement the non-bearing connecting clip of installation and removal.
Background technology
Earth potential working non-bearing connecting clip is the charged lap device of the drainage threads such as a kind of overhead distribution branch, disconnecting link, switch.The parallel groove clamp of common use on current distribution line, pacify the non-bearing connecting clips such as general wire clamp, C shaped cable clamp, insulation puncture line clamping when researching and developing and reckon without the demand of live line working, thus all power cut construction is needed when it is installed, and the frequent power cut construction of distribution line can not meet user to the quality of power supply and the more and more high requirement of power supply reliability, brings unnecessary loss to economy, social development.Above-mentioned wire clamp if desired adopts the operation of earth potential insulating bar, then must research and develop specific purpose tool targetedly temporarily, and the specific purpose tool limitation of these research and development is temporarily large, the activity duration long, task difficulty large, is thus difficult to be promoted.At present, along with the raising of insulating protection technical merit, adopt aerial lift device with insulated arm and insulating gloves direct maintenance to carry out relevant operation, but this working system requires relatively high to the operating environment such as road, ground, the place that can not arrive as insulation bucket arm vehicle then cannot adopt which to complete construction.
Summary of the invention
The object of the invention is: overcome the deficiencies in the prior art, provide that a kind of structure is simple, cost is lower, installation and removal are convenient and can without the need to the earth potential working non-bearing connecting clip of the low cost that get final product safety work that has a power failure.
Technical scheme of the present invention is: the earth potential working non-bearing connecting clip of low cost of the present invention, and its design feature is: comprise wire clip body, drainage thread pressing plate, bolt connection assembly, bus bar part, drive screw, guide pin bushing, sliding sleeve and pivot pin;
Above-mentioned wire clip body comprise one connect drainage thread installation portion, drainage thread pressing plate connecting portion, middle interconnecting piece, bus holding portion with is connected otic placode, connection otic placode be provided with connecting through hole; Drainage thread pressing plate is the plate body part that entirety is square, and the lower right-hand side of drainage thread pressing plate is provided with an arcuate projection; Bolt connection assembly is provided with 2 identical covers; Bus bar part comprises fastening main part, 2 pieces of location plate washers and the plate that is in transmission connection that one connects; Drive screw comprises pedestal and the screw drive post of one connection; Guide pin bushing is the column member of hollow, and the inwall of guide pin bushing is provided with internal thread; The wall body of guide pin bushing is provided with 2 pin-and-holes of left and right to through symmetry; Sliding sleeve is the cylinder sliding sleeve of hollow;
Above-mentioned drainage thread pressing plate is bolted assembly and is connected with wire clip body bolt; Bus bar part is threaded with drive screw; Sliding sleeve is fixedly mounted on by the connecting through hole upward and downward interference fit of the connection otic placode of wire clip body and connects on otic placode; The inwall of guide pin bushing uses pivot pin pin joint after being connected with the threaded upper ends of the screw drive post of drive screw again; The outer wall of guide pin bushing and the inwall of sliding sleeve can slide up and down to be socketed;
The drainage thread installation portion of above-mentioned wire clip body is the curved plate body part given prominence to downwards; Drainage thread pressing plate connecting portion is horizontally disposed rectangle plate body part, is provided with the through manhole of 2 upward and downwards before and after drainage thread pressing plate coupling part, as the bolt hole installed; Middle interconnecting piece is the rectangular plate body part that vertical is arranged, and the centre position of middle interconnecting piece is provided with the square breach of hollow out; Bus holding portion comprises main body curved portions and the abduction curved portions of one connection; The main body curved portions in bus holding portion is the curved plate body part given prominence to upward; Abduction curved portions is the arc plate body part that below is outstanding left; Main body curved portions is that streamlined one is connected by its lower-left end and the upper right side of abduction curved portions; Connecting otic placode is horizontally disposed square plate body part, and the connecting through hole connecting otic placode is arranged on the centre position connecting otic placode;
The drainage thread installation portion of wire clip body is connected with the bottom righthand side one of drainage thread pressing plate connecting portion by its left upper end; The upper right side of drainage thread installation portion is connected with the lower end one of middle interconnecting piece; The upper end of middle interconnecting piece and the bottom righthand side in bus holding portion and the left end one being connected otic placode connect;
Above-mentioned bus bar part comprise one connect fastening main part, locate plate washer and the plate that is in transmission connection; Fastening main part global shape is sagittal cuboid, and its upper end is provided with arc notch recessed down; Location plate washer to be global shape be left and right to rectangle plate body part; About the plate washer of location to the length left and right that is greater than fastening main part to width; The height of location plate washer upward and downward is greater than the height of the upward and downward of fastening main part; The upper end of location plate washer is provided with arc notch recessed down, and the lower end of the arc notch of this arc notch and fastening main part is positioned in same level; Location plate washer is provided with identical 2 pieces of structure, and these 2 pieces location plate washers are located at the rear and front end of fastening main part respectively, and is connected with fastening main part one; The plate that is in transmission connection is square plate body part; The sagittal length of plate of being in transmission connection is less than the sagittal length of fastening main part; The plate that is in transmission connection is connected with the right side integral middle of fastening main part with its left side; The be in transmission connection centre of plate is provided with the through bolt hole of upward and downward.
Further scheme is: above-mentioned drainage thread pressing plate is the plate body part that entirety is square; The lower right-hand side of drainage thread pressing plate is provided with an arcuate projection, and the radius of the arc of the drainage thread installation portion of the radius of this arcuate projection and wire clip body adapts; Drainage thread pressing plate is provided with 2 construction bolt holes, and these 2 construction bolt holes are corresponding with 2 bolts hole on the drainage thread pressing plate connecting portion of wire clip body.
Further scheme is: above-mentioned bolt connection assembly comprises bolt, spring washer and nut.
Further scheme is: above-mentioned drive screw comprises pedestal and the screw drive post of one connection; Pedestal is located at the below of drive screw; Pedestal entirety is the cylinder of hollow, and the middle and lower part of the wall body of pedestal is provided with the installation sleeve joint hole of symmetrical hollow out; The lower end of pedestal be provided with install that sleeve joint hole communicates pass through groove; Screw drive post is arranged on the top of pedestal, and stud drive post is provided with left hand thread; The axis of screw drive post is provided with columniform through hole; The top of screw drive post is provided with left and right to through pin-and-hole.
The present invention has positive effect: the earth potential working non-bearing connecting clip of (1) low cost of the present invention, and structure is simple, and cost is lower.(2) the earth potential working non-bearing connecting clip of low cost of the present invention, installation and removal are convenient, and time saving and energy saving, operating efficiency is high, and applicability is strong.(3) the earth potential working non-bearing connecting clip of low cost of the present invention, directly can construct when not having a power failure, and effectively avoids the unnecessary loss of the economy because power cut construction brings and society.(4) the earth potential working non-bearing connecting clip of low cost of the present invention, the critical pieces such as its wire clip body, drainage thread pressing plate and bus bar part all adopt aluminum alloy material, make overall weight comparatively light, are convenient to installation.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is the perspective view of the wire clip body in Fig. 1;
Fig. 3 is the perspective view of the bus pressing plate in Fig. 1;
Fig. 4 is the structural representation of the supporting special insulating bar with the present invention;
Fig. 5 adopts earth potential working method to adopt insulating bar to install the flow chart of construction method of the present invention;
Fig. 6 adopts earth potential working method to adopt insulating bar to dismantle the flow chart of construction method of the present invention.
Reference numeral in above-mentioned accompanying drawing is as follows:
Wire clip body 1, drainage thread installation portion 11, drainage thread pressing plate connecting portion 12, bolt hole 12-1, middle interconnecting piece 13, square breach 13-1, bus holding portion 14, main body curved portions 14-1, abduction curved portions 14-2, connect otic placode 15, connecting through hole 15-1,
Drainage thread pressing plate 2, arcuate projection 21,
Bolt connection assembly 3, bolt 31, spring washer 32, nut 33,
Bus bar part 4, fastening main part 41, location plate washer 42, be in transmission connection plate 43, bolt hole 43-1,
Drive screw 5, pedestal 51, installs sleeve joint hole 51-1, by groove 51-2, screw drive post 52,
Guide pin bushing 6,
Sliding sleeve 7,
Pivot pin 8,
Insulating bar 9, the body of rod 91, back-up ring 92, insulating case 93, afterburning handle 94, adapter sleeve 95, socket pin 96, grafting axle 97.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
(embodiment 1)
See Fig. 1 to Fig. 3, the earth potential working non-bearing connecting clip of the low cost of the present embodiment, forms primarily of wire clip body 1, drainage thread pressing plate 2, bolt connection assembly 3, bus bar part 4, drive screw 5, guide pin bushing 6, sliding sleeve 7 and pivot pin 8.
See Fig. 2, wire clip body 1 is aluminum alloy integral piece.Wire clip body 1 is by drainage thread installation portion 11, drainage thread pressing plate connecting portion 12, middle interconnecting piece 13, bus holding portion 14 and be connected otic placode 15 and integrally form.
Drainage thread installation portion 11 is curved plate body part outstanding downwards.Drainage thread pressing plate connecting portion 12 is horizontally disposed rectangle plate body part, and drainage thread pressing plate connecting portion 12 points of front and back are provided with the through manhole of 2 upward and downwards, as the bolt hole 12-1 installed.Middle interconnecting piece 13 is the rectangular plate body part of vertical to setting, and the centre position of middle interconnecting piece 13 is provided with the square breach 13-1 of hollow out.Bus holding portion 14 is made up of the main body curved portions 14-1 integrally connected and abduction curved portions 14-2.The main body curved portions 14-1 in bus holding portion 14 is the curved plate body part given prominence to upward; Abduction curved portions 14-2 is the arc plate body part that below is outstanding left; Main body curved portions 14-1 is that streamlined one is connected by its lower-left end and the upper right side of abduction curved portions 14-2.Connecting otic placode 15 be square plate body part, and the circle that the centre position of connection otic placode 15 is provided with 1 upward and downward through is passed through, as connecting through hole 15-1.
The drainage thread installation portion 11 of wire clip body 1 is connected with the bottom righthand side one of drainage thread pressing plate connecting portion 12 by its left upper end; The upper right side of drainage thread installation portion 11 is connected with the lower end one of middle interconnecting piece 13; The upper end of middle interconnecting piece 13 and the bottom righthand side in bus holding portion 14 and the left end one being connected otic placode 15 connect.Thus the wire clip body 1 be integrally formed.
Still see Fig. 1, drainage thread pressing plate 2 is the plate body part that the entirety of aluminum alloy is square; The lower right-hand side of drainage thread pressing plate 2 is provided with an arcuate projection 21, and the radius of the arc of the drainage thread installation portion 11 of the radius of this arcuate projection 21 and wire clip body 1 adapts.Drainage thread pressing plate 2 is provided with 2 construction bolt holes, and these 2 construction bolt holes are corresponding with 2 bolt hole 12-1 on the drainage thread pressing plate connecting portion 12 of wire clip body 1, for installing cooperation.
Bolt connection assembly 3 is made up of bolt 31, spring washer 32 and nut 33.Bolt 31, spring washer 32 and nut 33 are respectively provided with 2 covers respectively.
See Fig. 3, bus bar part 4 is aluminum alloy integral piece.Bus bar part 4 is integrally made up of fastening main part 41, location plate washer 42 and the plate 43 that is in transmission connection.Fastening main part 41 global shape is sagittal cuboid, and its upper end is provided with arc notch recessed down.Location plate washer 42 global shape be left and right to rectangle plate body part; Location plate washer about 42 to the length left and right that is greater than fastening main part 41 to width; The height of location plate washer 42 upward and downward is greater than the height of the upward and downward of fastening main part 41; The upper end of location plate washer 42 is provided with arc notch recessed down, and the lower end of the arc notch of this arc notch and fastening main part 41 is positioned in same level.Location plate washer 42 is provided with identical 2 pieces of structure, and these 2 pieces location plate washers 42 are located at the rear and front end of fastening main part 41 respectively, and is connected with fastening main part 41 one.Be in transmission connection plate 43 for square plate body part; The sagittal length of plate 43 of being in transmission connection is less than the sagittal length of fastening main part 41.The plate 43 that is in transmission connection is connected with the right side integral middle of its left side with fastening main part 41.The be in transmission connection centre of plate 43 is provided with the through bolt hole 43-1 of upward and downward.
Still see Fig. 1, drive screw 5 is steel integral piece.Drive screw 5 is integrally made up of pedestal 51 and screw drive post 52.Pedestal 51 is located at the below of drive screw 5.Pedestal 51 entirety is the cylinder of hollow, and the middle and lower part of the wall body of pedestal 51 is provided with the installation sleeve joint hole 51-1 of symmetrical hollow out; The lower end of pedestal 51 be provided with install that sleeve joint hole 51-1 communicates by groove 51-2.Screw drive post 52 is arranged on the top of pedestal 51, and be connected with pedestal 51 one, stud drive post 52 is provided with left hand thread.The axis of screw drive post 52 is provided with columniform through hole; The top of screw drive post 52 is provided with left and right to through pin-and-hole.
Guide pin bushing 6 is the column member of hollow, and the inwall of guide pin bushing 6 is provided with internal thread.The wall body of guide pin bushing 6 is provided with 2 pin-and-holes of left and right to through symmetry.
Sliding sleeve 7 is the cylinder sliding sleeve of hollow.
The installation of each parts of the earth potential working non-bearing connecting clip of the low cost of the present embodiment connects matching relationship as following:
Drainage thread pressing plate 2 is bolted assembly 3 in the downward mode relative with the drainage thread installation portion 11 of wire clip body 1 of its arcuate projection 21 and is connected with drainage thread pressing plate connecting portion 12 bolt of wire clip body 1; Be threaded with the screw drive post 52 of drive screw 5 by its bolt hole 43-1 after the square breach 13-1 of plate 43 to the right through the middle interconnecting piece 13 of wire clip body 1 that be in transmission connection of bus bar part 4.Sliding sleeve 7 is fixedly mounted on by the connecting through hole 15-1 upward and downward ground interference fit of the connection otic placode 15 of wire clip body 1 and connects on otic placode 15; The inwall of guide pin bushing 6 uses pivot pin 8 pin joint after being connected with the threaded upper ends of the screw drive post 52 of drive screw 5 again; The outer wall of guide pin bushing 6 and the inwall of sliding sleeve 7 can slide up and down to be socketed.
The earth potential working non-bearing connecting clip of the low cost of the present embodiment, during construction, uses the insulating bar 9 supporting with it to construct easily.
See Fig. 4, insulating bar 9 forms primarily of the body of rod 91, back-up ring 92, insulating case 93, afterburning handle 94, adapter sleeve 95, socket pin 96 and grafting spindle nose 97.
The material of the body of rod 91 is insulating glass steel.The body of rod 91 is the strip column member of hollow.
Back-up ring 92 is the torus part of insulating glass steel matter; Back-up ring 92 be fixed by socket be arranged on the body of rod 91 lower end outer wall on.Back-up ring 92 prevents the body of rod from slipping out of the hand when facilitating insulating bar 9 in use to grasp.
The material of insulating case 93 is rubber.Insulating case 93 is the column member of hollow; Insulating case 93 is socketed in the bottom of the body of rod 91.
The material of afterburning handle 94 is carbon junction steel.Afterburning handle 94 is elongated circular body of rod part.Afterburning handle 94 is horizontally through the body of rod 91 and is fixed on the body of rod 91, and is positioned at the upper end of insulating case 93.
The material of adapter sleeve 95 is carbon junction steel.Adapter sleeve 95 is integrally made up of lower body and upper sleeve body.The lower body of adapter sleeve 95 is the cylinder of hollow, and the external diameter of its internal diameter and the body of rod 91 adapts.The upper sleeve body of adapter sleeve 95 is the cylinder of hollow, and its external diameter is less than the external diameter of the body of rod 91, the upper sleeve body of adapter sleeve 95 is arranged with left and right to 2 through holes, as installation connecting hole.Adapter sleeve 95 is socketed by its lower body and is fixed on the upper end of the body of rod 91.
The material of socket pin 96 is carbon junction steel.Socket pin 96 is round bar shape part.
The material of grafting spindle nose 97 is carbon junction steel.Grafting spindle nose 97 is round bar shape part; The lower end of grafting spindle nose 97 is provided with left and right to through installing hole.Grafting spindle nose 97 is fixedly mounted on the upper sleeve body of adapter sleeve 95 by socket pin 96.
See Fig. 5, the earth potential working non-bearing connecting clip of the low cost of the present embodiment, the remote installation under utilizing the insulating bar 9 supporting with it can realize live state, installation method mainly comprises the following steps:
1. review and validate before operation that to wait to take logical circuit zero load and without phase fault and earth fault;
2. earth potential working electrician may cause the equipment of short circuit or ground connection progressively to take the quarantine measures that insulate from the near to the remote because drainage thread swings in job area on electric pole;
3. phase drainage thread in installing: drainage thread loads in the drainage thread installation portion 11 of the wire clip body 1 of non-bearing connecting clip by earth potential working electrician on electric pole; Cover drainage thread pressing plate 2 and to be bolted assembly 3 fastening to clamp drainage thread;
4. non-bearing connecting clip is lifted: earth potential working electrician holds on the insulating case 93 of insulating bar, is enclosed within the pedestal 51 of drive screw 5 by the two ends of the socket pin 96 of insulating bar; Near non-bearing connecting clip upwards delivery to the bus of overhead distribution;
5. non-bearing connecting clip hangs up distribution line bus: earth potential working electrician is lifted after near non-bearing connecting clip to bus by insulating bar, the wire clip body 1 of non-bearing connecting clip is moved to bus, bus is entered after between the bus holding portion 14 of wire clip body 1 and the fastening main part 41 of bus bar part 4, slightly toward under pull insulating bar, bus is contacted with the bus holding portion 14 of wire clip body 1;
6. non-bearing connecting clip is fixedly connected with distribution line bus: the afterburning handle 94 on rotating insulated action bars, insulating bar drives drive screw 5 servo rotary of non-bearing connecting clip, under the reverse drive of drive screw 5 spiral, bus pressing plate 4 moves upward clamping bus, and non-bearing connecting clip is fixedly suspended on the bus of distribution line;
7. repeat step 3. to step 6., the drainage thread of all the other two-phases is installed;
8. earth potential working electrician draws near and progressively removes and may swing because of drainage thread the insulation quarantine measures caused on the equipment of short circuit or ground connection;
See Fig. 6, the earth potential working non-bearing connecting clip of the present embodiment, the remote disconnect construction under utilizing the insulating bar 9 supporting with it can realize live state, mainly comprises the following steps:
1. circuit to be taken apart is reviewed and validate before operation zero load and without phase fault and earth fault;
2. earth potential working electrician swings job area internal cause drainage thread and the equipment of short circuit or ground connection may be caused progressively to take the quarantine measures that insulate from the near to the remote on electric pole;
3. earth potential working electrician uses insulation Assembly rail to be unscrewed by the bus bar part 4 of the non-bearing connecting clip on the charged middle phase bus in distribution line;
4. lift non-bearing connecting clip, non-bearing connecting clip is removed the charged bus of distribution line;
5. repeat step 3. with step 4., the non-bearing connecting clip in all the other two-phases is removed respectively the charged bus of distribution line;
6. the drainage thread on non-bearing connecting clip is taken apart by earth potential working electrician;
7. draw near and progressively remove and may swing because of drainage thread the insulation quarantine measures caused on the equipment of short circuit or ground connection.
To sum up, the earth potential working non-bearing connecting clip of the low cost of the present embodiment, structure is simple, and cost is lower; Installation and removal are convenient, and time saving and energy saving, operating efficiency is high.Applicability is strong; Using supporting erecting tools, directly can construct when not having a power failure, effectively avoid the unnecessary loss of the economy because power cut construction brings and society; Earth potential working non-bearing connecting clip, the critical pieces such as its wire clip body, drainage thread pressing plate and bus bar part all adopt aluminum alloy material, make overall weight comparatively light, are convenient to installation.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present invention.

Claims (1)

1. an earth potential working non-bearing connecting clip for low cost, is characterized in that: comprise wire clip body (1), drainage thread pressing plate (2), bolt connection assembly (3), bus bar part (4), drive screw (5), guide pin bushing (6), sliding sleeve (7) and pivot pin (8);
Described wire clip body (1) comprises drainage thread installation portion (11) that one connects, drainage thread pressing plate connecting portion (12), middle interconnecting piece (13), bus holding portion (14) and be connected otic placode (15), and connection otic placode (15) is provided with connecting through hole (15-1); Drainage thread pressing plate (2) is the overall plate body part be square, and the lower right-hand side of drainage thread pressing plate (2) is provided with an arcuate projection (21); Bolt connection assembly (3) is provided with 2 identical covers; Bus bar part (4) comprises the fastening main part (41) of one connection, 2 pieces of location plate washer (42) and the plate that is in transmission connection (43); Drive screw (5) comprises pedestal (51) and the screw drive post (52) of one connection; The column member that guide pin bushing (6) is hollow, the inwall of guide pin bushing (6) is provided with internal thread; The wall body of guide pin bushing (6) is provided with 2 pin-and-holes of left and right to through symmetry; The cylinder sliding sleeve that sliding sleeve (7) is hollow;
Described drainage thread pressing plate (2) is bolted assembly (3) and is connected with wire clip body (1) bolt; Bus bar part (4) is threaded with drive screw (5); Sliding sleeve (7) is fixedly mounted on by connecting through hole (15-1) the upward and downward interference fit of the connection otic placode (15) of wire clip body (1) and connects on otic placode (15); The inwall of guide pin bushing (6) uses pivot pin (8) pin joint after being connected with the threaded upper ends of the screw drive post (52) of drive screw (5) again; The outer wall of guide pin bushing (6) and the inwall of sliding sleeve (7) can slide up and down to be socketed;
The drainage thread installation portion (11) of described wire clip body (1) is curved plate body part outstanding downwards; Drainage thread pressing plate connecting portion (12) is horizontally disposed rectangle plate body part, and drainage thread pressing plate connecting portion (12) point front and back are provided with the through manhole of 2 upward and downwards, as the bolt hole (12-1) installed; The rectangular plate body part that middle interconnecting piece (13) is arranged for vertical, and the centre position of middle interconnecting piece (13) is provided with the square breach (13-1) of hollow out; Bus holding portion (14) comprises main body curved portions (14-1) and the abduction curved portions (14-2) of one connection; The main body curved portions (14-1) in bus holding portion (14) is curved plate body part outstanding upward; Abduction curved portions (14-2) is the arc plate body part that below is outstanding left; Main body curved portions (14-1) is that streamlined one is connected by its lower-left end and the upper right side of abduction curved portions (14-2); Connecting otic placode (15) is horizontally disposed square plate body part, and the connecting through hole (15-1) connecting otic placode (15) is arranged on the centre position connecting otic placode (15);
The drainage thread installation portion (11) of wire clip body (1) is connected with the bottom righthand side one of drainage thread pressing plate connecting portion (12) by its left upper end; The upper right side of drainage thread installation portion (11) is connected with the lower end one of middle interconnecting piece (13); The upper end of middle interconnecting piece (13) and the bottom righthand side of bus holding portion (14) and the left end one being connected otic placode (15) connect;
Fastening main part (41) global shape of described bus bar part (4) is sagittal cuboid, and its upper end is provided with arc notch recessed down; Location plate washer (42) for global shape be left and right to rectangle plate body part; Left and right, location plate washer (42) to the length left and right that is greater than fastening main part (41) to width; The height of location plate washer (42) upward and downward is greater than the height of the upward and downward of fastening main part (41); The upper end of location plate washer (42) is provided with arc notch recessed down, and the lower end of the arc notch of this arc notch and fastening main part (41) is positioned in same level; Location plate washer (42) is provided with identical 2 pieces of structure, and these 2 pieces location plate washer (42) are located at the rear and front end of fastening main part (41) respectively, and is connected with fastening main part (41) one; Be in transmission connection plate (43) for square plate body part; The sagittal length of plate (43) of being in transmission connection is less than the sagittal length of fastening main part (41); The plate (43) that is in transmission connection is connected with the right side integral middle of its left side with fastening main part (41); The be in transmission connection centre of plate (43) is provided with the through bolt hole of upward and downward (43-1).
CN201510534801.0A 2013-07-26 2013-07-26 The earth potential working non-bearing connecting clip of low cost Active CN105140864B (en)

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CN201310319363.7A CN103457214B (en) 2013-07-26 2013-07-26 Earth potential working non-bearing connecting clip
CN201510534801.0A CN105140864B (en) 2013-07-26 2013-07-26 The earth potential working non-bearing connecting clip of low cost

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CN105140864A true CN105140864A (en) 2015-12-09
CN105140864B CN105140864B (en) 2017-10-27

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CN201510537032.XA Active CN105186424B (en) 2013-07-26 2013-07-26 The earth potential working non-bearing connecting clip of easily assembling
CN201310319363.7A Active CN103457214B (en) 2013-07-26 2013-07-26 Earth potential working non-bearing connecting clip
CN201510536697.9A Active CN105140675B (en) 2013-07-26 2013-07-26 Improve the earth potential working non-bearing connecting clip of work efficiency
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CN201510537032.XA Active CN105186424B (en) 2013-07-26 2013-07-26 The earth potential working non-bearing connecting clip of easily assembling
CN201310319363.7A Active CN103457214B (en) 2013-07-26 2013-07-26 Earth potential working non-bearing connecting clip
CN201510536697.9A Active CN105140675B (en) 2013-07-26 2013-07-26 Improve the earth potential working non-bearing connecting clip of work efficiency

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CN105186423A (en) 2015-12-23
CN105186423B (en) 2017-10-17
CN105186424B (en) 2017-10-17
CN103457214B (en) 2015-10-07
CN105140675B (en) 2017-11-21
CN105140675A (en) 2015-12-09
CN105140864B (en) 2017-10-27
CN103457214A (en) 2013-12-18
CN105186424A (en) 2015-12-23

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