CN210957573U - Take turn-buckle of tensile force display device - Google Patents
Take turn-buckle of tensile force display device Download PDFInfo
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- CN210957573U CN210957573U CN201921523560.XU CN201921523560U CN210957573U CN 210957573 U CN210957573 U CN 210957573U CN 201921523560 U CN201921523560 U CN 201921523560U CN 210957573 U CN210957573 U CN 210957573U
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Abstract
The utility model discloses a wire tightener with a tension force display device, which comprises a wire tightener body, a wire fixing sleeve and a tension sensor for measuring the tension force of the wire, one end of the tension sensor is connected with the wire tightener body, the other end of the tension sensor is connected with the wire fixing sleeve, the wire fixing sleeve comprises a sleeve, a first sliding block and a second sliding block for fixing a wire, the side ring surface of the sleeve is provided with a notch for placing a wire, the number of the first slide blocks and the second slide blocks is two respectively, the two first slide blocks are respectively arranged on the inner wall of the sleeve at the two sides of the notch, the first slide blocks are fixedly connected with the sleeve, the two second sliding blocks are respectively connected with the corresponding first sliding blocks in a sliding mode through sliding grooves, an inclined plane structure used for changing the distance between the two second sliding blocks is arranged between the second sliding blocks and the first sliding blocks, and a spring used for providing pretightening force is arranged between the two second sliding blocks.
Description
Technical Field
The utility model belongs to the technical field of overhead line adjusting device technique and specifically relates to a take tensile force display device's turn-buckle is related to.
Background
In the laying construction process of the overhead high-voltage line of the power system, whether the high-voltage line is tensioned directly relates to the normal use of the whole power line, if the power line is too loose, the high-voltage line can swing due to too large sag, and short circuit occurs due to mutual collision, if the power line is too tight, the wire breakage or the wire rod is easy to break, the tightener plays a role of tightening a wire in the laying construction of the overhead line, and can keep the power line under proper tightness, for example, an optical cable tightener disclosed in Chinese patent literature, the publication No. CN103487910A of which comprises a connecting frame and a rope pulley arranged on the connecting frame, wherein the left end of the connecting frame is provided with a fixed hook, the side part of the connecting frame is provided with a wrench, a steel wire rope is wound on the rope pulley, and the free end of the steel wire rope is fixed with a traction hook and is hooked with a pre-twisted wire. The existing tightener mainly depends on the judgment of an operator on the tightening degree of the power line, and in the pulling process, the connection between the tightener and the power line depends on the modes of knots and the like, so that the pulling process is more complicated.
Disclosure of Invention
The utility model relates to an overcome current turn-buckle and mainly rely on operator's judgement to power line's taut degree to at the pulling in-process, modes such as knot are relied on in being connected between turn-buckle and the power line, make the comparatively loaded down with trivial details problem of pulling process, provide a take tensile force display device's turn-buckle, can real-time supervision power line's straining force, improve the connection structure between turn-buckle and the power line simultaneously, make to connect more portably.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wire grip with a tension display device, which comprises a wire grip body, a wire fixing sleeve and a tension sensor for measuring the tension of the wire, one end of the tension sensor is connected with the wire tightener body, the other end of the tension sensor is connected with the wire fixing sleeve, the wire fixing sleeve comprises a sleeve, a first sliding block and a second sliding block for fixing a wire, the side ring surface of the sleeve is provided with a notch for placing a wire, the number of the first slide blocks and the second slide blocks is two respectively, the two first slide blocks are respectively arranged on the inner wall of the sleeve at the two sides of the notch, the first slide blocks are fixedly connected with the sleeve, the two second sliding blocks are respectively connected with the corresponding first sliding blocks in a sliding mode through sliding grooves, an inclined plane structure used for changing the distance between the two second sliding blocks is arranged between the second sliding blocks and the first sliding blocks, and a spring used for providing pretightening force is arranged between the two second sliding blocks. In the laying construction process of the overhead high-voltage line of the power system, whether the high-voltage line is tensioned directly relates to the normal use of the whole power line, if the power line is too loose, the high-voltage line can swing due to overlarge sag and collide with each other to generate short circuit, if the power line is too tight, the wire breakage or the wire rod is easily generated, and the wire tightener plays a role of tightening a wire in the laying construction of the overhead line and can keep the power line under proper tightness; the existing tightener mainly depends on the judgment of an operator on the tightening degree of the power line, and in the pulling process, the connection between the tightener and the power line depends on the modes of knots and the like, so that the pulling process is more complicated. This design puts into tension sensor between turn-buckle body and the electric power circuit that stimulates, through the interact of power, judges electric power circuit's taut degree to avoid electric power circuit to cross pine or tension. The effect of the fixed cover of wire rod is, when connecting electric power line, structure through the fixed cover of wire rod is with electric power line and this body coupling of turn-buckle to can satisfy electric power line and receive the pulling of the fixed cover of wire rod, can make electric power line's tip keep straight again, and can expose electric power line's tip in the traction process, make electric power line under the traction force effect that receives the turn-buckle body, still can implement its and electric power line on other structures and be connected fixed operation.
Preferably, a groove is formed in the end face, away from the first sliding block connected with the second sliding block in a sliding mode, of one end of the second sliding block. The effect of recess holds power line, and the groove of recess is parallel to direction and telescopic axial, puts into the sleeve from the opening when the electric power wire rod, and the electric power wire rod is in the recess parcel of two second sliders just for area of contact between second slider and the power line increases, avoids both area of contact undersize, and the electric power line extrusion that the too big lead to of stress is impaired.
Preferably, a sliding groove is formed in the end face of the contact end of the first sliding block and the second sliding block, the cross section of the sliding groove is trapezoidal, a sliding rail used for being matched with the sliding groove to complete sliding is arranged at the corresponding position of the second sliding block, and the sliding rail structure is matched with the sliding groove. The cross-section of spout is trapezoidal, and its opening size in terminal surface department is less, and in the slide rail embedding spout of second slider corresponding position, the spout can utilize the structure to arrange the slide rail in its inslot and be unlikely to it to drop, utilizes the structure of slide rail and spout, can take place relative slip between first slider and the second slider, and the parallel connection is a complete structure.
Preferably, a rubber plate for increasing friction is arranged in the groove. The rubber plate is used for increasing the friction force between the rubber plate and the power line, and reducing the stress between the second sliding block and the power line by utilizing the characteristic of a flexible material of the rubber plate.
Preferably, the wire fixing sleeve is connected with the tension sensor through a steel cable. The steel cable is in flexible connection, and the application scene of the whole set of tightener is increased.
Preferably, a welding structure is arranged between the first sliding block and the sleeve. The welding structure ensures that the first sliding block and the sleeve are firmly connected.
Preferably, the sleeve is of an integrally formed structure. The sleeve is formed by casting, and the integral forming structure of the sleeve ensures the structural strength of the sleeve.
Therefore, the utility model discloses following beneficial effect has: (1) the wire fixing sleeve enables the end part of the power circuit to be kept straight while the power circuit is pulled, and the end part of the power circuit can be exposed in the pulling process, so that the power circuit can still be connected and fixed with other structures on the power circuit under the action of the traction force of the tightener body; (2) the tension sensor judges the tension degree of the power line through the interaction of force, so that the power line is prevented from being too loose or too tight.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top sectional view of the wire fixing sleeve of the present invention.
Fig. 3 is a front sectional view of the wire fixing sleeve of the present invention.
In the figure: 1. the wire grip comprises a wire grip body 2, an LED display 3, a steel cable 4, a wire fixing sleeve 5, a power circuit 6, a tension sensor 7, a sleeve 8, a first sliding block 9, a second sliding block 10, a sliding rail 11, a groove 12, a rubber plate 13 and a spring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Examples
In the embodiment shown in fig. 1, 2 and 3, a tightener with a tension display device comprises a tightener body 1 for providing traction force, a tension sensor 6 is connected to a free end of a rope for pulling a power line 5 on the tightener body 1, the other end of the tension sensor 6 is connected to a wire fixing sleeve 4 through a steel rope 3, the tension sensor 6 is externally connected with an led display 2, and the led display 2 is arranged in a window of a shell of the tightener body 1, so that the tightener can display the tension of the power line 5 in the using process, and is convenient for an operator to read. The wire fixing sleeve 4 comprises a sleeve 7, the sleeve 7 is a hollow tubular structure which is cast in a section, a gap is arranged on the side ring surface of the sleeve, and the gap penetrates through the two ends of the sleeve along the axial direction. Two first sliders 8 are welded and fixed on the inner annular surface of the sleeve 7, the two first sliders 8 are symmetrically arranged on two sides of the opening respectively, one end face, close to the opening, of each first slider 8 is of an inclined plane structure, the inclined plane faces the direction of the tension sensor, a sliding groove with a trapezoidal section is formed in the inclined plane structure, one end of the inclined plane structure of each first slider 8 is attached to the corresponding end face of the corresponding first slider 9, a sliding rail 10 is arranged at the position, corresponding to the end face of the first slider 8, of each second slider 9, the section of each sliding rail 10 is also trapezoidal, the sliding rails 10 are embedded into the sliding grooves, the second sliders 9 and the first sliders 8 are connected with the sliding rails 10 in a sliding mode through the sliding grooves in a matching mode, a groove 11 is formed in the other end of each second slider 9, the direction of the groove 11. A spring 13 is arranged between the two second sliding blocks 9.
When the electric power circuit 5 needs the turn-buckle to draw, put into between two second sliders 9 in the sleeve 7 through the opening with the one end that electric power circuit 5 is close to the tip, two recesses 11 wrap up electric power circuit 5 for form great contact surface between the outside surface of second slider 9 and electric power circuit 5, under the effect of spring 13, two second sliders 9 press from both sides electric power circuit 5 tightly. The fixed cover 4 of 1 pulling wire rod of turn-buckle body, make electric power circuit 5 receive to pull and stretch towards the turn-buckle direction, electric power circuit 5 receives the influence of dead weight in pulling process, produce the pulling force opposite with traction direction to one section near the tip, make electric power circuit 5 produce the relative displacement opposite with traction direction, under the frictional force effect, second slider 9 produces the removal thereupon, second slider 9 moves along spout direction, receive the inclined plane influence of first slider 8, two second sliders 9 are close to gradually, produce extra pressure to electric power circuit 5, make the frictional force between electric power circuit 5 and the second slider 9 increase thereupon, electric power circuit 5 overcomes the gravity of self and moves towards traction direction. In the traction process, the tension sensor 6 measures the tension of the power line 5 in real time and displays the tension on the led display 2, and an operator controls the tension according to the screen display reading, so that whether traction is stopped or not is determined, and the end part of the power line 5 is connected with other structures of power equipment.
Claims (7)
1. A wire grip with a tension display device, which comprises a wire grip body, a wire fixing sleeve and a tension sensor for measuring the tension of the wire, it is characterized in that one end of the tension sensor is connected with the tightener body, the other end is connected with the wire fixing sleeve, the wire fixing sleeve comprises a sleeve, a first sliding block and a second sliding block for fixing a wire, the side ring surface of the sleeve is provided with a notch for placing the wire, the number of the first sliding blocks and the number of the second sliding blocks are respectively two, the two first sliding blocks are respectively arranged on the inner wall of the sleeve at the two sides of the opening, the first sliding blocks are fixedly connected with the sleeve, the two second sliding blocks are respectively connected with the corresponding first sliding blocks in a sliding mode through sliding grooves, an inclined plane structure used for changing the distance between the two second sliding blocks is arranged between the second sliding blocks and the first sliding blocks, and a spring used for providing pretightening force is arranged between the two second sliding blocks.
2. The tightener with a tension display device as claimed in claim 1, wherein the second slider has a groove on an end surface thereof away from the first slider slidably connected thereto.
3. The wire grip of claim 1, wherein a sliding groove is formed in an end surface of a contact end of the first sliding block and the second sliding block, the sliding groove is trapezoidal in cross section, a sliding rail for sliding in cooperation with the sliding groove is arranged at a position corresponding to the second sliding block, and the sliding rail structure is matched with the sliding groove.
4. The tightener with a tension display device of claim 2, wherein a rubber plate for increasing friction is provided in the groove.
5. The tightener with a tension display device as claimed in claim 1, wherein the wire fixing sleeve is connected to the tension sensor via a steel cable.
6. The wire grip of claim 1, wherein a welding structure is disposed between the first slider and the sleeve.
7. A tightener with tension display means as claimed in any one of claims 1 to 6, wherein the sleeve is of one-piece construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523560.XU CN210957573U (en) | 2019-09-12 | 2019-09-12 | Take turn-buckle of tensile force display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523560.XU CN210957573U (en) | 2019-09-12 | 2019-09-12 | Take turn-buckle of tensile force display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210957573U true CN210957573U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921523560.XU Active CN210957573U (en) | 2019-09-12 | 2019-09-12 | Take turn-buckle of tensile force display device |
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| Country | Link |
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| CN (1) | CN210957573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186622A (en) * | 2020-09-11 | 2021-01-05 | 国网山东省电力公司建设公司 | Automatic winding device for preformed armor rods of electric transmission line conducting wires |
-
2019
- 2019-09-12 CN CN201921523560.XU patent/CN210957573U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186622A (en) * | 2020-09-11 | 2021-01-05 | 国网山东省电力公司建设公司 | Automatic winding device for preformed armor rods of electric transmission line conducting wires |
| CN112186622B (en) * | 2020-09-11 | 2021-11-09 | 国网山东省电力公司建设公司 | Automatic winding device for preformed armor rods of electric transmission line conducting wires |
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