CN214707076U - Pre-twisted strain clamp - Google Patents
Pre-twisted strain clamp Download PDFInfo
- Publication number
- CN214707076U CN214707076U CN202120780533.1U CN202120780533U CN214707076U CN 214707076 U CN214707076 U CN 214707076U CN 202120780533 U CN202120780533 U CN 202120780533U CN 214707076 U CN214707076 U CN 214707076U
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- CN
- China
- Prior art keywords
- plate
- arc
- clamp
- link plate
- hanging plate
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- Expired - Fee Related
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Abstract
The utility model discloses a preformed helical strain clamp, including preformed helical thread and connecting device, wherein, connecting device includes the link plate, link plate and arc connecting plate down, link plate and link plate one side down are connected through the arc connecting plate down, arc connecting plate inboard is provided with the arc wall, the opening part of arc wall is provided with the elasticity preforming, the elasticity preforming is connected with the interior clamp plate, two interior clamp plate outer ends are fixed respectively and are provided with vertical connecting plate, vertical connecting plate other end fixedly connected with outer clamp plate, be provided with the spring between outer clamp plate and the upper link plate, between outer clamp plate and the lower link plate respectively, the spring both ends are fixed connection outer clamp plate and upper link plate or lower link plate respectively, outer clamp plate, lower link plate, upper link plate and interior clamp plate all are provided with the through-hole, the bolt passes the through-hole and is fixed through the nut; generally, the utility model has the advantages of fully fix, reduce friction, reliable and stable, long service life.
Description
Technical Field
The utility model belongs to the technical field of the electric power fitting, concretely relates to preformed helical strain clamp.
Background
The tension-resistant wire clamp is a hardware fitting used for fixing a wire to bear the tension of the wire and hanging the wire on a tension-resistant string group or a tower, most of the existing pre-twisted tension-resistant wire clamps are single pre-twisted wires, a joint of the pre-twisted wires and a core-shaped ring is not provided with a fixed structure, and a cable drives the joint of the pre-twisted wires and the core-shaped ring to generate relative friction under the action of external wind power, so that the pre-twisted wires are easily broken.
Therefore, in order to solve the above problems, it is necessary to develop a pre-twisted strain clamp.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, and provide a preformed helical strain clamp, fully fix preformed helical yarn, reduce friction avoids the preformed helical yarn fracture, and is reliable and stable, extension strain clamp life.
The purpose of the utility model is realized like this: a pre-twisted strain clamp comprises a pre-twisted wire and a connecting device, wherein the connecting device comprises an upper hanging plate, a lower hanging plate and an arc-shaped connecting plate, one side of the upper hanging plate and one side of the lower hanging plate are connected through the arc-shaped connecting plate, the inner side of the arc-shaped connecting plate is provided with an arc-shaped groove, the cross section of the arc-shaped groove is of a roughly C-shaped structure, the U-shaped end of the pre-twisted wire is connected with the connecting device through the arc-shaped groove, elastic pressing sheets inclined towards the opening direction of the arc-shaped groove are fixedly arranged above and below the opening of the arc-shaped groove respectively, the other end of each elastic pressing sheet is connected with an inner pressing plate, each inner pressing plate extends towards the upper hanging plate and the lower hanging plate and extends out of the outer ends of the upper hanging plate and the lower hanging plate, the outer ends of the two inner pressing plates are fixedly provided with vertical connecting plates respectively, the other end of the vertical connecting plates is fixedly connected with an outer pressing plate, and the outer pressing plate extends towards the arc-shaped connecting plate, the outer pressing plate is fixed on the outer pressing plate, the lower hanging plate is fixed on the inner pressing plate, the springs are arranged between the outer pressing plate and the upper hanging plate and between the outer pressing plate and the lower hanging plate respectively, the two ends of each spring are fixedly connected with the outer pressing plate and the upper hanging plate or the lower hanging plate respectively, through holes are formed in the outer pressing plate, the lower hanging plate, the upper hanging plate and the inner pressing plate respectively, and the bolts penetrate through the through holes and are fixed through nuts.
The upper hanging plate and the lower hanging plate are arranged in parallel up and down.
And an anti-slip rubber layer is arranged in the arc-shaped groove.
The diameter of the spring is larger than that of the bolt, and the bolt penetrates through the through hole and is fixed with the spring through the nut.
The rotation direction of the preformed armor rods is the right-handed rotation direction.
The utility model has the advantages that: the utility model drives the elastic pressing sheet to extrude towards the opening direction of the arc-shaped groove through the arrangement of the outer pressing plate and the inner pressing plate and the transmission action of the outer pressing plate and the inner pressing plate, clamps and fixes the preformed armor rods arranged in the arc-shaped groove, and simultaneously can also tighten the arc-shaped groove under the action of the elastic pressing sheet, further clamps the preformed armor rods, and is more stable and reliable in use; the outer pressing plate and the inner pressing plate are extruded and fixed through the bolts and the nuts, so that the structure is simple, and the operation is simple, convenient and quick; the springs are respectively arranged between the outer pressing plate and the upper hanging plate and between the outer pressing plate and the lower hanging plate, so that the elastic adjustment and the reset of the distance between the two outer pressing plates can be realized, and the use is more convenient and reliable; generally, the utility model has the advantages of fully fix, reduce friction, reliable and stable, long service life.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic top view of the present invention.
In the figure: 1. the device comprises a preformed armor rods 2, a connecting device 21, an upper hanging plate 22, a lower hanging plate 23, an arc-shaped connecting plate 24, an arc-shaped groove 25, an elastic pressing plate 26, an inner pressing plate 27, a vertical connecting plate 28, an outer pressing plate 29, a spring 210, a through hole 211, a bolt 212 and a nut.
Detailed Description
The technical scheme of the utility model is further explained in detail with the attached drawings.
As shown in fig. 1 and 2, a preformed helical strain clamp comprises a preformed helical thread 1 and a connecting device 2, the rotation direction of the preformed helical thread 1 is the right rotation direction, wherein the connecting device 2 comprises an upper hanging plate 21, a lower hanging plate 22 and an arc connecting plate 23, the upper hanging plate 21 and the lower hanging plate 22 are arranged in an up-and-down parallel mode, one side of the upper hanging plate 21 and one side of the lower hanging plate 22 are connected through the arc connecting plate 23, an arc groove 24 is arranged on the inner side of the arc connecting plate 23, the cross section of the arc groove 24 is of a roughly C-shaped structure, an anti-slip rubber layer is arranged in the arc groove 24, the U-shaped end of the preformed helical thread 1 is connected with the connecting device 2 through the arc groove 24, elastic pressing sheets 25 inclined towards the opening direction of the arc groove 24 are fixedly arranged above and below the opening of the arc groove 24 respectively, the other ends of the elastic pressing sheets 25 are connected with inner pressing sheets 26, and the inner pressing sheets 26 extend towards the upper hanging plate 21 and the lower hanging plate 22 and extend out of the upper hanging plate 21 and the lower hanging plate 22 End, two interior clamp plate 26 outer end is fixed respectively and is provided with vertical connecting plate 27, vertical connecting plate 27 other end fixedly connected with outer clamp plate 28, outer clamp plate 28 extends to arc connecting plate 23 direction, be provided with spring 29 between outer clamp plate 28 and the last link plate 21, between outer clamp plate 28 and the link plate 22 down respectively, spring 29 both ends are fixed connection outer clamp plate 28 and last link plate 21 or link plate 22 down respectively, all be provided with through-hole 210 on outer clamp plate 28, link plate 22 down, last link plate 21 and the interior clamp plate 26, and bolt 211 passes through-hole 210 and fixed through nut 212, the diameter of spring 29 is greater than the bolt 211 diameter, bolt 211 passes through-hole 210 and spring 29 passes through nut 212 fixedly.
The utility model discloses during the concrete implementation, the U type end of preformed armor rod 1 sets up in arc wall 24, bolt 211 passes through-hole 210 hole and runs through outer clamp plate 28, lower link plate 22, interior clamp plate 26 and last link plate 21 are connected with nut 212, revolve wrong nut 212, under the packing force effect of bolt 211 and nut 212, outer clamp plate 28 removes to interior clamp plate 26 place direction, it is close to the removal to drive two interior clamp plates 26 through vertical connecting plate 27, the removal of interior clamp plate 26 drives two elasticity preforming 25 and extrudees to 24 opening directions in arc wall respectively, press from both sides tightly fixedly preformed armor rod 1 that sets up in arc wall 24, still can make arc wall 24 tighten up under elasticity preforming 25 effect simultaneously, further press from both sides tightly preformed armor rod 1, use more reliable and more stable.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a preformed tension clamp which characterized in that: comprises a preformed armor rod (1) and a connecting device (2), wherein the connecting device (2) comprises an upper hanging plate (21), a lower hanging plate (22) and an arc connecting plate (23), one side of the upper hanging plate (21) and one side of the lower hanging plate (22) are connected through the arc connecting plate (23), an arc groove (24) is arranged on the inner side of the arc connecting plate (23), the cross section of the arc groove (24) is of a roughly C-shaped structure, the U-shaped end of the preformed armor rod (1) is connected with the connecting device (2) through the arc groove (24), elastic pressing sheets (25) which are inclined towards the opening direction of the arc groove (24) are fixedly arranged above and below the opening of the arc groove (24) respectively, the other end of each elastic pressing sheet (25) is connected with an inner pressing plate (26), and the inner pressing plates (26) extend towards the upper hanging plate (21) and the lower hanging plate (22) and extend out of the outer ends of the upper hanging plate (21) and the lower hanging plate (22), two interior clamp plate (26) outer end is fixed respectively and is provided with vertical connecting plate (27), vertical connecting plate (27) other end fixedly connected with outer clamp plate (28), outer clamp plate (28) extend to arc connecting plate (23) direction, outer clamp plate (28) and last link plate (21) between, outer clamp plate (28) and link plate (22) down are provided with spring (29) respectively, spring (29) both ends are fixed connection outer clamp plate (28) and last link plate (21) or link plate (22) down respectively, all be provided with through-hole (210) on outer clamp plate (28), link plate (22) down, last link plate (21) and interior clamp plate (26), and bolt (211) pass through-hole (210) and are fixed through nut (212).
2. The pre-twisted strain clamp of claim 1, wherein: the upper hanging plate (21) and the lower hanging plate (22) are arranged in parallel up and down.
3. The pre-twisted strain clamp of claim 1, wherein: an anti-slip rubber layer is arranged in the arc-shaped groove (24).
4. The pre-twisted strain clamp of claim 1, wherein: the diameter of the spring (29) is larger than that of the bolt (211), and the bolt (211) penetrates through the through hole (210) and the spring (29) and is fixed through the nut (212).
5. The pre-twisted strain clamp of claim 1, wherein: the rotation direction of the preformed armor rods (1) is the right-handed direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780533.1U CN214707076U (en) | 2021-04-16 | 2021-04-16 | Pre-twisted strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780533.1U CN214707076U (en) | 2021-04-16 | 2021-04-16 | Pre-twisted strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214707076U true CN214707076U (en) | 2021-11-12 |
Family
ID=78531683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120780533.1U Expired - Fee Related CN214707076U (en) | 2021-04-16 | 2021-04-16 | Pre-twisted strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214707076U (en) |
-
2021
- 2021-04-16 CN CN202120780533.1U patent/CN214707076U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211112 |