CN112134041A - Wire clamp fitting - Google Patents
Wire clamp fitting Download PDFInfo
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- CN112134041A CN112134041A CN202010800508.5A CN202010800508A CN112134041A CN 112134041 A CN112134041 A CN 112134041A CN 202010800508 A CN202010800508 A CN 202010800508A CN 112134041 A CN112134041 A CN 112134041A
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- Prior art keywords
- cable
- slip
- groove
- wire clamp
- clamping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
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- Installation Of Indoor Wiring (AREA)
Abstract
The invention relates to a wire clamp fitting, which comprises: a wire clamp body; the cable pressing block is connected to the cable clamp body through a screw so as to tightly press and fix the cable to the cable clamp body; the cable pressing block is provided with a cable clamping groove; the cable clamp comprises a cable clamp body, a cable clamp fitting, a slip groove and a clamping slip, wherein the slip groove is arranged on the cable clamp body, one side of the cable clamp fitting, from which a cable is led out, is taken as a front side, the slip groove extends along the front-back direction, and the clamping slip capable of moving back and forth is arranged in the slip groove; the wire clamping slips are provided with cable grooves which are used for being matched with the cables so as to be matched with the cable clamping grooves and clamp and fix the cables when the cable pressing blocks are fixed with the wire clamp body; the slip supporting wall of the slip groove for supporting the line clamping slip is an inclined wall surface, and the front end of the inclined wall surface is higher than the rear end in the depth direction of the slip groove; the clamping slips is used for being attached to the slip supporting wall with the side face matched with the slip groove, and is used for enabling the clamping slips to provide larger clamping force for the cable under the effect of the slip supporting wall when the cable moves forwards, and the cable is effectively prevented from falling off.
Description
Technical Field
The invention relates to a wire clamp fitting.
Background
At present, the domestic power demand is increasing day by day, the capacity and the current-carrying capacity of conventional converter stations can not meet the actual demand gradually, and the wire clamp hardware fitting can not meet the requirement of newly-built ultrahigh voltage direct current converter stations.
The invention patent with the publication number of CN105048130B discloses a wire clamp fitting, which comprises an upper clamping plate, a lower clamping plate and a wire clamp cover plate. The upper clamping plate and the lower clamping plate are L-shaped plate bodies, the terminal board is clamped between the vertical plates of the two clamping plates, the terminal board is a flat terminal, and the flat terminal forms a hardware fitting terminal. The upper clamp plate and the lower clamp plate are used as the wire clamp body, the wire clamp cover plate is used as a cable pressing block, and the cable is tightly pressed and fixed on the wire clamp body through the cable pressing block.
Another example is a wire clamp fitting disclosed in patent application with publication number CN104362444B, which includes a bus bar clamp and a branch clamp. The branch clamp comprises a finger-shaped support body and a pressing block, the bus is clamped between two bus clamps, the bus is a rod-shaped terminal, and the rod-shaped terminal forms a hardware fitting terminal. The finger-shaped supporting body is fixed on the bus clamp through a screw, the finger-shaped supporting body and the bus clamp form a wire clamp body, the pressing block serves as a cable pressing block, and a cable is pressed and fixed on the wire clamp body through the cable pressing block.
The invention discloses a wire clamp fitting, which comprises two wire clamp bodies and a wire clamp cover plate, as disclosed in the invention patent with the publication number of CN 105024184B. The cable clamp body is provided with a branch cable groove and a bus duct, the bar-shaped terminals are connected in the bus duct through buckles, and the bar-shaped terminals form hardware fitting terminals. The wire clamp cover plate is provided with a clamping groove matched with the branch groove in an inosculating mode, the wire clamp cover plate serves as a cable pressing block, and the cable is tightly pressed and fixed on the wire clamp body through the cable pressing block.
The cable pressing block of each wire clamp fitting is fixed on the wire clamp body through the screw, and when the cable pressing block is used for a long time, the connection between the cable and the wire clamp body is not flexible due to the fact that the screw is not flexible, or the connection between the cable and the wire clamp body is not flexible due to the fact that the cable swings for a long time, so that the local overheating of the connection part of the cable and the wire clamp body is caused, the wire falling accident can also occur in serious conditions, and the normal operation of a power transmission.
Disclosure of Invention
The invention aims to provide a wire clamp fitting to improve the reliability of the wire clamp fitting in clamping a cable, and further improve the operation reliability of a power transmission project.
In order to achieve the purpose, the technical scheme of the wire clamp hardware fitting is as follows:
the fastener gold utensil includes:
the terminal connecting structure is arranged on the wire clamp body and used for being connected to a corresponding hardware fitting terminal;
the cable pressing block is connected to the cable clamp body through a screw so as to tightly press and fix the cable to the cable clamp body; the cable pressing block is provided with a cable clamping groove which is used for being matched with a cable;
the cable clamp comprises a cable clamp body, a cable clamp fitting and a clamping slip, wherein the cable clamp body is provided with a slip groove, one side of the cable clamp fitting, from which a cable is led out, is taken as a front side, the slip groove extends along the front-back direction, and a wire clamping slip capable of moving front and back is arranged in the slip groove;
the wire clamping slips are provided with cable grooves which are used for being matched with cables so as to be matched with the cable clamping grooves and clamp and fix the cables when the cable pressing blocks are fixed with the wire clamp body;
the slip supporting wall of the slip groove for supporting the line clamping slip is an inclined wall surface, and the front end of the inclined wall surface is higher than the rear end of the slip groove in the depth direction;
the side face of the clamping slip matched with the slip groove is attached to the slip supporting wall, and the clamping slip is used for providing larger clamping force for the cable under the action of the slip supporting wall when the cable moves forwards.
The invention has the beneficial effects that: the cable passes through the cable briquetting and presss from both sides the line slips centre gripping and fixes back on the fastener body, when the tensile strength of cable briquetting and clamp line slips by the cable spurs forward, support the wall cooperation through clamp line slips and slips, make the clamp line slips provide bigger clamp force to the cable under the effect that the slips supported the wall, and tighter with the cable centre gripping, and the cable pulls forward more, this clamp force is big more, effectively prevent that the cable from droing, thereby improve the reliability of fastener gold utensil to the cable centre gripping, and then improve transmission of electricity engineering's operational reliability.
As a preferable technical scheme, an anti-skidding structure is arranged in the cable groove.
Has the advantages that: the anti-skidding structure can increase the frictional force between cable and the wire clamp slips, and is favorable for further improving the reliability of wire clamp hardware fitting to cable clamping.
As a preferable technical scheme, the anti-slip structure is an arc groove, the arc groove is arranged on an inner side groove wall of the cable groove, and the arc groove extends in the left-right direction.
Has the advantages that: when the cable pressing block and the wire clamping slips clamp the cable, the cable can be bent and deformed to enter the arc groove, the contact area of the cable and the wire clamping slips is increased while the cable is prevented from falling off, and the through-current capacity of the wire clamp fitting is improved.
Preferably, the wire clamping slips are arc-shaped pieces, the outer peripheral surfaces of the arc-shaped pieces are matched with the slip grooves, and the inner peripheral surfaces of the arc-shaped pieces surround the cable grooves.
Has the advantages that: the wire clamping slip is simple in structure and light in weight, not only is convenient to process, but also effectively prevents the wire clamp body from bearing more weight, and is beneficial to prolonging the service life of the wire clamp body.
As a preferred technical scheme, the wire clamp fitting further comprises an anti-abrasion piece, wherein the anti-abrasion piece is a protective sleeve, or the anti-abrasion piece is formed by involuting two half annular protective pads;
the anti-abrasion piece is arranged at the front end of the wire clamp body and is used for a cable to pass through so as to prevent the cable from being abraded.
Has the advantages that: during the use, the cable often can be because the swing takes place the friction at clamp body front end and fastener gold utensil, and the setting up of abrasionproof piece can prevent effectively that cable, fastener gold utensil from wearing and tearing because of the friction, and then avoids appearing the disconnected strand phenomenon of cable wearing and tearing.
As a preferred technical scheme, the wire clamp fitting comprises an anti-abrasion piece pressing block, the anti-abrasion piece pressing block is connected to the wire clamp body through a screw, and the anti-abrasion piece pressing block and the cable pressing block are arranged side by side;
the front end of fastener body is equipped with the abrasionproof piece groove, be equipped with the abrasionproof piece draw-in groove on the abrasionproof piece briquetting, abrasionproof piece groove and abrasionproof piece draw-in groove all with the lag adaptation, the abrasionproof piece groove is fixed on the fastener body at abrasionproof piece briquetting when merging the centre gripping with the abrasionproof piece draw-in groove fixed the lag.
Has the advantages that: through the fixed lag of abrasionproof spare briquetting not only make things convenient for the dismouting, the change of lag, and the cable briquetting among the usable prior art uses as abrasionproof spare briquetting, makes things convenient for design processing.
As a preferred technical scheme, two fixing lugs are arranged on the outer peripheral surface of the protecting sleeve, and the two fixing lugs are arranged along the radial direction of the protecting sleeve;
the fixing lugs are provided with fixing holes, and screws for connecting the anti-abrasion piece pressing block and the wire clamp body penetrate through the fixing holes so as to enable the fixing lugs to be clamped between the anti-abrasion piece pressing block and the wire clamp body when the anti-abrasion piece pressing block is fixed on the wire clamp body.
Has the advantages that: the fixed lug is arranged to improve the connection stability of the anti-abrasion piece on the wire clamp body.
Preferably, the protective sleeve is made of an elastic material.
Has the advantages that: the lag is made by elastic material, is favorable to increasing the protective effect to the cable.
As a preferred technical scheme, the protective sleeve is a rubber sleeve.
Has the advantages that: the rubber sleeve is favorable for increasing the protection effect to the cable.
As a preferred technical scheme, the two wire clamp bodies are provided, the terminal connecting structures are connecting plates, and the hardware terminal is clamped and fixed between the two connecting plates when the two wire clamp bodies are fixedly connected through the bolts so as to realize the connection of the wire clamp bodies and the hardware terminal; the connecting plate extends in the front-rear direction.
Has the advantages that: the extending direction of connecting plate and slip groove is the same for the extending direction of cable and gold utensil terminal is parallel, makes things convenient for the cable, and the fixed of gold utensil terminal on the wire clamp body.
Drawings
Fig. 1 is a front view of a wire clamp fitting according to an embodiment 1 of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a view from the A-A of FIG. 3 (showing the cable and the fitting terminal);
FIG. 5 is a schematic structural view of the wire clamp body of FIG. 1;
FIG. 6 is a view from the B-B direction of FIG. 5;
FIG. 7 is a front view of the gripping slip of FIG. 4;
FIG. 8 is a left side view of FIG. 7;
fig. 9 is a cross-sectional view of the bottom view of fig. 7.
In the figure: 1-a wire clamp body; 11-a connecting plate; 12-a slip groove; 13-slip support walls; 14-wear prevention groove; 2-rubber sleeve; 21-fixing the ear; 3-cable briquetting; 4-pressing the anti-abrasion piece; 5-a screw; 6-screw; 7-a hardware fitting terminal; 8-arc-shaped pieces; 81-cable trough; 82-slip groove mating walls; 83-arc groove; 9-a cable; 10-bolt; 100-nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
the wire clamp fitting of the embodiment is used for conductive connection of a six-bundle conductor and a fitting terminal, and one side of the wire clamp fitting, from which a cable is led out, is taken as the front side. Specifically, as shown in fig. 1 to 4, the wire clamp fitting includes two wire clamp bodies 1, six rubber sleeves 2, twenty-four cable pressing blocks 3, six anti-abrasion pressing blocks 4 and six arc-shaped pieces 8, the rubber sleeves 2, the anti-abrasion pressing blocks 4 and the arc-shaped pieces 8 are in one-to-one correspondence with the cables, the left side of fig. 1 is the front side and the right side is the rear side, and the four cable pressing blocks 3 corresponding to one cable are arranged side by side along the front-rear direction. The rubber sleeve 2 is used as a protective sleeve of the embodiment to form an anti-abrasion piece of the wire clamp fitting, and the arc-shaped piece 8 is used as a wire clamping slip of the embodiment.
As shown in fig. 1 and 4, the two clip bodies 1 are connected to the fitting terminal 7 by the bolt 10, the washer, the spring washer, and the nut 100. Specifically, the fastener body 1 includes the connecting plate 11, and the connecting plate 11 sets up the rear side of fastener body and extends along fore-and-aft direction. When two fastener bodies 1 fixed connection, fix the centre gripping of gold utensil terminal 7 between two connecting plates 11, realize the electrically conductive connection of gold utensil terminal 7 and fastener body 1.
As shown in fig. 4, the cable 9 is fixed on the cable clamp body 1 through four cable pressing blocks 3 and an arc-shaped sheet 8. Specifically, as shown in fig. 4 to 6, the cable clamp body 1 is provided with a slip groove 12, the slip groove 12 is disposed in front of the connecting plate 11 and extends in the front-back direction, and the arc-shaped piece 8 is movably mounted in the slip groove 12 in the front-back direction. The slip groove 12 is a tapered groove, the front end of the groove wall of the tapered groove is higher than the rear end, the inner groove wall of the tapered groove forms the slip supporting wall 13, as shown in fig. 7 to 9, the outer peripheral surface of the arc-shaped piece 8 is a tapered surface, the tapered surface forms a slip groove adapting wall 82, and the slip groove adapting wall 82 is adapted to the slip supporting wall 13.
As shown in fig. 7 to 9, the inner circumferential surface of the arc-shaped piece 8 encloses a cable groove 81, and the cable groove 81 is adapted to the cable 9. In addition, a cable clamping groove is formed in the cable pressing block 3 and is matched with the cable 9. As shown in fig. 4, when the cable pressing block 3 is fixed on the cable clamp body 1 through the screw 5, the washer and the spring washer, the cable groove 81 and the cable clamping groove are combined to clamp and fix the cable 9, so that the cable 9 is conductively connected with the cable clamp fitting.
The taper angles of the slip groove adapting wall 82 and the slip supporting wall 13 are equal, and when the cable 9 is clamped and fixed between the cable pressing block 3 and the arc-shaped sheet 8, the slip groove adapting wall 82 is matched and attached with the slip supporting wall 13. When arc piece 8 is pulled forward by cable 9, arc piece 8 provides bigger clamp force to cable 9 under the effect of slips support wall 13, more tightly with the centre gripping of cable 9, and cable 9 is more forward pulling, and this clamp force is big more, prevents effectively that cable 9 from droing to improve the reliability of fastener gold utensil to the centre gripping of cable 9, and then improve transmission of electricity engineering's operational reliability.
As shown in fig. 7 to 9, an arc groove 83 is provided on an inner side groove wall of the cable groove 81 of the arc piece 8, a direction perpendicular to the straight surface of fig. 4 is taken as a left-right direction, the arc groove 83 extends along the left-right direction, the arc groove 83 can increase friction between the arc piece 8 and the cable 9, and effectively improve the anti-relative-sliding capability between the cable 9 and the arc piece 8, and the arc groove 83 constitutes the anti-sliding structure of the embodiment. In addition, when cable briquetting 3 and arc piece 8 press from both sides cable 9 tightly, cable 9 can enter into arc groove 83 through the deformation in, be favorable to increasing cable 9 and arc piece 8's area of contact, be favorable to increasing the current capacity of fastener gold utensil.
As shown in fig. 1 to 4, the rubber sleeve 2 is disposed at the front end of the wire clamp fitting, the outer circumferential surface of the rubber sleeve 2 is provided with two fixing lugs 21, the two fixing lugs 21 are disposed along the radial direction of the rubber sleeve 2, and each fixing lug 21 is provided with a fixing hole. The front end of fastener body 1 is equipped with abrasionproof groove 14, and abrasionproof groove 14 and slip groove 12 are linked together, are equipped with abrasionproof draw-in groove on the abrasionproof briquetting 4, and abrasionproof briquetting 4 passes through screw 6, packing ring and spring washer to be fixed on fastener body 1. The fixing hole on the fixing lug 21 is used for the screw 6 to pass through, when the anti-abrasion piece pressing block 4 is fixed on the wire clamp body 1, the anti-abrasion piece clamping groove is involuted with the anti-abrasion piece groove 14, the rubber sleeve 2 is clamped and fixed on the wire clamp fitting, and the fixing lug 21 is clamped between the anti-abrasion piece pressing block 4 and the wire clamp body 1.
When the cable 9 is waved in strong wind for a long time, the bolt 5 at the joint of the cable 9 and the cable clamp fitting is possibly loosened, when the cable 9 is waved, the cable 9 drives the arc-shaped piece 8 to have a forward sliding trend, and under the interaction of the slip groove 12 and the arc-shaped piece 8, the cable 9 is pulled forward, the clamping force of the arc-shaped piece 8 and the cable pressing block 3 on the cable 9 is larger, so that the cable 9 is further clamped, and the cable 9 is prevented from being loosened due to bolt loosening or long-term cable 9 swinging, and further a cable drop accident is avoided. The front end of fastener gold utensil sets up rubber sleeve 2, and when can avoiding the cable 9 to wave, the disconnected thigh phenomenon of cable 9 wearing and tearing is avoided appearing in the wearing and tearing of cable 9 and fastener body 1. The wire clamp fitting integrally improves the reliability of clamping the cable 9, and further improves the operation reliability of power transmission engineering.
in the embodiment 1, the outer peripheral surface of the line clamping slip is a conical surface, and the conical surface forms a slip groove adapting wall. The outer peripheral face of the wire clamping slip is inclined to be arranged on a plane, the inclined plane forms a slip groove adaptation wall, part of groove walls of the corresponding slip grooves are also inclined to be arranged on the plane, the inclined plane forms a slip supporting wall, the inclined angles of the slip groove adaptation wall and the slip supporting wall are the same, the inclined directions are opposite, and therefore when the cable is clamped and fixed between the cable pressing block and the arc-shaped piece, the slip supporting wall and the slip groove adaptation wall are fitted.
in the embodiment 1, the line-clamping slips are arc-shaped pieces, and the outer peripheral surfaces of the arc-shaped pieces form the slip groove adapting wall. In the embodiment, the wire clamping slips are clamping blocks, the slip groove adapting walls are arranged on the peripheries of the clamping blocks, and the cable grooves are formed in the clamping blocks.
in the embodiment 1, the cable groove is provided with the arc groove, and the arc groove forms an anti-slip structure. In this embodiment, the cable groove is internally provided with the anti-slip protrusions, specifically, the cable groove is internally provided with a plurality of columnar protrusions at intervals, and the columnar protrusions form an anti-slip structure.
the wear member in embodiment 1 above is formed by a protective sleeve. The anti-abrasion piece in the embodiment comprises two semi-annular protective pads, and when the clamping groove of the anti-abrasion piece is aligned with the slip groove, the two semi-annular protective pads are aligned to form the anti-abrasion piece.
the protection sleeve in the embodiment 1 is fixed on the wire clamp body through the anti-abrasion piece pressing block. In the embodiment, the protective sleeve is directly bonded and fixed in the anti-abrasion piece groove of the wire clamp body, and an anti-abrasion piece pressing block is not needed to be used for fixing the protective sleeve.
the rubber sleeve in the embodiment 1 is provided with the fixing lug, the fixing lug is provided with the fixing hole, and the fixing hole is used for a screw for connecting the anti-abrasion piece pressing block and the wire clamp body to penetrate through. In this embodiment, the rubber sleeve is not provided with the fixing lug, that is, the rubber sleeve is integrally of a cylindrical structure, and the rubber sleeve is only clamped and fixed by the groove walls of the anti-abrasion piece groove and the anti-abrasion piece clamping groove.
the connecting plate and the slip groove in the above embodiment 1 all extend along the front-back direction for the extending direction of cable and gold utensil terminal is parallel, and the extending direction mutually perpendicular of connecting plate and slip groove in this embodiment. Of course, in other embodiments, the extension direction of the connection plate and the slip groove may also be greater than 90 ° or less than 90 °.
the clip fitting in the above-described embodiment 1 is used for electrically conductive connection of a six-split conductor to a fitting terminal. The fastener gold utensil in this embodiment is used for the electrically conductive connection of four-split conductor and gold utensil terminal, and the slip groove on each fastener body sets up two respectively promptly, can connect four cables on the two fastener bodies altogether. Of course, in other embodiments, the wire clamp fitting can also be arranged according to the splitting number of the bus to be connected.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. A wire clamp fitting, comprising:
the terminal connecting structure is arranged on the wire clamp body and used for being connected to a corresponding hardware fitting terminal;
the cable pressing block is connected to the cable clamp body through a screw so as to tightly press and fix the cable to the cable clamp body; the cable pressing block is provided with a cable clamping groove which is used for being matched with a cable;
the cable clamp is characterized in that a slip groove is formed in the cable clamp body, one side, from which a cable is led out, of the cable clamp fitting is taken as the front side, the slip groove extends in the front-back direction, and a cable clamping slip capable of moving back and forth is arranged in the slip groove;
the wire clamping slips are provided with cable grooves which are used for being matched with cables so as to be matched with the cable clamping grooves and clamp and fix the cables when the cable pressing blocks are fixed with the wire clamp body;
the slip supporting wall of the slip groove for supporting the line clamping slip is an inclined wall surface, and the front end of the inclined wall surface is higher than the rear end of the slip groove in the depth direction;
the side face of the line clamping slip, which is matched with the slip groove, is attached to the slip supporting wall, and the line clamping slip is used for providing clamping force for the cable under the action of the slip supporting wall when the cable moves forwards.
2. The wire clamp fitting of claim 1, wherein an anti-slip structure is provided in the cable groove.
3. The wire clamp fitting according to claim 2, wherein the anti-slip structure is an arc groove provided on an inner groove wall of the cable groove, the arc groove extending in a left-right direction.
4. The wire clamp fitting according to any one of claims 1 to 3, wherein the wire clamping slips are arc-shaped pieces, the outer peripheral surfaces of the arc-shaped pieces are used for being matched with the slip grooves, and the inner peripheral surfaces of the arc-shaped pieces surround the cable grooves.
5. The wire clamp fitting of any one of claims 1-3, wherein the wire clamp fitting further comprises an anti-wear member, wherein the anti-wear member is a protective sleeve, or is formed by two halves of annular protective pads that are abutted together;
the anti-abrasion piece is arranged at the front end of the wire clamp body and is used for a cable to pass through so as to prevent the cable from being abraded.
6. The wire clamp fitting of claim 5, wherein the wire clamp fitting comprises an anti-wear member pressing block, the anti-wear member pressing block is connected to the wire clamp body through a screw, and the anti-wear member pressing block and the cable pressing block are arranged side by side;
the front end of fastener body is equipped with the abrasionproof piece groove, be equipped with the abrasionproof piece draw-in groove on the abrasionproof piece briquetting, abrasionproof piece groove and abrasionproof piece draw-in groove all with the lag adaptation, the abrasionproof piece groove is fixed on the fastener body at abrasionproof piece briquetting when merging the centre gripping with the abrasionproof piece draw-in groove fixed the lag.
7. The wire clamp fitting according to claim 6, wherein two fixing lugs are arranged on the outer peripheral surface of the protecting sleeve, and the two fixing lugs are arranged along the radial direction of the protecting sleeve;
the fixing lugs are provided with fixing holes, and screws for connecting the anti-abrasion piece pressing block and the wire clamp body penetrate through the fixing holes so as to enable the fixing lugs to be clamped between the anti-abrasion piece pressing block and the wire clamp body when the anti-abrasion piece pressing block is fixed on the wire clamp body.
8. The clamp fitting according to claim 6 or 7, wherein the protective sleeve is made of an elastic material.
9. The clamp fitting of claim 8, wherein the protective sleeve is a rubber sleeve.
10. The wire clamp fitting according to any one of claims 1 to 3, wherein two wire clamp bodies are provided, the terminal connection structure is a connecting plate, and the fitting terminal is clamped and fixed between the two connecting plates when the two wire clamp bodies are fixedly connected through a bolt so as to realize the connection of the wire clamp bodies and the fitting terminal; the connecting plate extends in the front-rear direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010800508.5A CN112134041B (en) | 2020-08-10 | 2020-08-10 | Wire clamp fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010800508.5A CN112134041B (en) | 2020-08-10 | 2020-08-10 | Wire clamp fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112134041A true CN112134041A (en) | 2020-12-25 |
| CN112134041B CN112134041B (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010800508.5A Active CN112134041B (en) | 2020-08-10 | 2020-08-10 | Wire clamp fitting |
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| CN (1) | CN112134041B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256646A (en) * | 2021-10-22 | 2022-03-29 | 贵州电网有限责任公司 | Safe and quick-connection multifunctional wire clamp |
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| CN208508013U (en) * | 2018-06-12 | 2019-02-15 | 广东电网有限责任公司 | Ground wire connector and ground wire grounding device |
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- 2020-08-10 CN CN202010800508.5A patent/CN112134041B/en active Active
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| DE202005006400U1 (en) * | 2005-04-21 | 2006-08-31 | Lear Corp., Southfield | Battery clamp for use in motor vehicle, has clamping ring and clamping flanges lying in common plane, and clamping screw that is oriented below one angle ranging between certain degrees to common plane of ring and flanges |
| CN104362444A (en) * | 2014-10-31 | 2015-02-18 | 平高集团有限公司 | Divided conductor clamp fitting for EHV (Extra-High Voltage) DC (Direct Current) convertor station and branch clamps thereof |
| CN208508013U (en) * | 2018-06-12 | 2019-02-15 | 广东电网有限责任公司 | Ground wire connector and ground wire grounding device |
| CN210182612U (en) * | 2019-06-18 | 2020-03-24 | 安徽建国电力有限公司 | A frock clamp for aluminum alloy grounding material steel aluminium transition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256646A (en) * | 2021-10-22 | 2022-03-29 | 贵州电网有限责任公司 | Safe and quick-connection multifunctional wire clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112134041B (en) | 2021-11-26 |
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