CN115377909B - Tension-resistant wire clamp for traction wire - Google Patents
Tension-resistant wire clamp for traction wire Download PDFInfo
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- CN115377909B CN115377909B CN202210933448.3A CN202210933448A CN115377909B CN 115377909 B CN115377909 B CN 115377909B CN 202210933448 A CN202210933448 A CN 202210933448A CN 115377909 B CN115377909 B CN 115377909B
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- air passage
- fixed pipe
- pipe
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Jigs For Machine Tools (AREA)
- Clamps And Clips (AREA)
Abstract
The invention belongs to the field of electric power connecting equipment, and particularly relates to a tension clamp of a traction wire, which comprises a second fixed pipe, wherein a sliding sleeve is arranged on the second fixed pipe in a sliding manner, a first fixed pipe is fixedly connected to one end face of the second fixed pipe, which is close to a rear pressing cavity, a wide groove is formed in the inner circumferential face of the first fixed pipe, which is close to the rear pressing cavity, a sliding block is connected in the wide groove in a sliding manner, cams are rotatably arranged on two sides of the wide groove, connecting rods are fixedly connected to the outline face of the outer edge of the cams, one end of each connecting rod, which is far from the cams, is in threaded connection with a pressing handle, one end, which is far from the first fixed pipe, of the second fixed pipe is provided with a third fixed pipe, the third fixed pipe is connected with the second fixed pipe through the connecting rods, one end, which is far from the second fixed pipe, of the third fixed pipe is provided with a bottom plate, two ends of the bottom plate are respectively provided with U-shaped steel sleeves, one side, which is close to the bottom plate is provided with a rubber cushion, two ends of the bottom plate are respectively provided with nuts in threaded connection. The wire and the strain clamp can be fixed.
Description
Technical Field
The invention belongs to the field of power connection equipment, and particularly relates to a strain clamp of a traction wire.
Background
The strain clamp is used for fixing a wire to bear the tension of the wire and hanging the wire to a strain string or a hardware fitting on a tower, wherein when the strain clamp clamps a stay wire of the fixed stay wire tower, the prior art mainly relies on a traction device to enable the wire to have certain tension, then the strain clamp is used for fixing the wire with a fixed end, and the tension of the wire is easily reduced when the wire is transferred to the strain clamp from the traction device in the process. It is therefore extremely important to design a strain clamp for a traction wire.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a strain clamp for a traction wire, which can fix the traction wire with the strain clamp after the traction wire has certain tension.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a strain clamp of traction wire, includes the fixed pipe of second, the slip is equipped with the sliding sleeve on the fixed pipe of second, the fixed pipe of second is close to the first fixed pipe of fixed connection on the terminal surface in back pressure chamber, be close to back pressure chamber department on the inner circumference of first fixed pipe and be equipped with wide groove, sliding connection slider in the wide groove, it is equipped with the cam to rotate on the both sides of wide groove, fixed connection connecting rod on the outer fringe profile face of cam, the one end threaded connection of cam is kept away from to the connecting rod presses the handle, the connecting rod is close to cam department and is equipped with the draw-in groove that can block the pressure handle, be equipped with the locking groove on the sliding sleeve near cam department, the one end that first fixed pipe was kept away from to the second fixed pipe is equipped with the third fixed pipe, be connected through the connecting rod between third fixed pipe and the second fixed pipe, the one end that the second fixed pipe was kept away from to be equipped with the bottom plate of the fixed pipe axis slope certain angle of third, be equipped with U type steel bushing on the both ends of bottom plate respectively, one side of the bottom plate is close to be equipped with the rubber cushion that reduces to connect, one side of bottom plate is kept away from the bottom plate, one side is equipped with the first steel bushing, two ends that pass through the fixed pipe, the steel bushing is equipped with the fixed nut and the first wire.
Preferably, a front pressing cavity is arranged between one end face, close to the third fixing pipe, of the sliding sleeve and the second fixing pipe, a front fixing block is connected to the inner circumferential face of the second fixing pipe in a sliding mode, a sliding groove of the front fixing block is communicated with the front pressing cavity, the front fixing block is connected with the second fixing pipe through a first spring, one end, which drives the sliding sleeve to slide relative to the second fixing pipe, of a first connecting rod is connected to the outer circumferential face of the sliding sleeve in a rotating mode, one end, which is connected to the second connecting rod in a rotating mode, of the outer circumferential face of the third fixing pipe, and the other end, far away from the sliding sleeve, of the first connecting rod is connected to the middle portion of the second connecting rod in a rotating mode.
Preferably, a rear pressing cavity is arranged between the sliding sleeve and one end face, close to the first fixing pipe, of the second fixing pipe, a first air passage communicated with the rear pressing cavity is arranged in the second fixing pipe, a vent pipe is connected in the first air passage in a sliding mode, a second air passage is arranged in the third fixing pipe, a rear fixing block is connected to the inner circumferential face of the third fixing pipe in a sliding mode, a sliding groove of the rear fixing block is communicated with the second air passage, the rear fixing block is connected with the third fixing pipe through a second spring, one end, close to the end face, of the second fixing pipe, of the third fixing pipe, and an air passage communicated with the first air passage and the second air passage is arranged in the vent pipe.
Preferably, a third air passage communicated with the sliding groove of the front fixing block is arranged in the second fixing pipe, a thick sleeve communicated with the third air passage is arranged on the end face, close to the third fixing pipe, of the second fixing pipe, a fourth air passage capable of sliding relatively to the thick sleeve is arranged on the third fixing pipe, a thin rod is fixedly connected to the bottom surface, located in the third fixing pipe, of the fourth air passage, one end, far away from the third fixing pipe, of the thin rod is in sliding connection with the inner circumferential surface of the thick sleeve, a first clamping groove is arranged at the position, close to one end of the thin rod, of the inner circumferential surface of the thick sleeve, a first locking block is connected in sliding mode with the first clamping groove, the first locking block is connected with the first clamping groove through a third spring, and a fifth air passage capable of sliding relatively to the first locking block and communicated with the third air passage is arranged at the position, close to the first clamping groove, of one end of the thin rod.
Preferably, a second clamping groove is formed in the inner circumferential surface of the thick sleeve at a position close to one end far away from the second fixing tube, a second locking block is connected in a sliding mode in the second clamping groove, the second locking block is connected with the second clamping groove through a fourth spring, a sixth air passage which can slide relatively with the second locking block is formed in the position, close to the bottom surface of the fourth air passage, of the thin rod, and a seventh air passage which is communicated with the sixth air passage and a sliding groove of the rear fixing block is formed in the third fixing tube.
Preferably, one end of the second connecting rod, which is far away from the third fixed pipe, is provided with an arc, one end of the arc can be locked with each other when the third fixed pipe is attached to the second fixed pipe, and one sides of the front fixed block and the rear fixed block, which face the first fixed pipe, are provided with inclined planes for the wires to move upwards.
Preferably, the bottom plate is fixedly connected with a steel bar fixed with the ground or other objects, and the steel bar is fixed relative to the bottom plate and exposes one end of the wire channel at the same time, so that the wire can conveniently pass through the wire channel and is required to be manually twisted into a required shape;
A method of mating strain clamps for use with a traction wire, comprising the steps of:
s1: tightening the nut to fix the base plate relative to the ground or other fixture;
s2: after the wire is led out from the wire channel manually, the wire is pulled to enable certain initial tension to be formed between the wire and the wire tower;
s3, pulling the second connecting rod, so that a front fixed block in the second fixed pipe clamps one part of the wire, and then pulling the wire to reduce the gap between the second fixed pipe and the third fixed pipe, and increasing the tension between the wire and the wire tower;
S4, pushing the second connecting rod, so that the rear fixed block clamps one part of the lead, then loosening the clamping relation between the front fixed block and the lead, and pushing the second fixed pipe to increase the gap between the second fixed pipe and the third fixed pipe;
S5, repeating the steps S and S to continuously increase the tension between the wire and the wire tower;
and S6, pulling the pressing handle, so that the sliding block presses the lead to be locked for the second time under the pressing action of the cam.
The beneficial effects are that:
1. In order to prevent the wires from loosening when the wires are used for a long time, the sealing cavity is sealed by adopting the sealing cavity gas to press the fixing blocks, so that the reaction force direction of the wires to the fixing blocks is staggered with the stress direction when the pressure of the sealing cavity gas changes, and the transmission strain clamp is prevented from loosening when the threads of the transmission strain clamp fail to be self-locking, thereby preventing the wires from being fixed;
2. the connecting rod can be used for pulling the wire to have certain tension, and the wire is continuously pulled through the communication of the air cavity during pulling, so that the phenomenon that a pulled wire tower is not firmly fixed due to the loss of the tension of the wire is avoided;
3. The secondary locking is adopted to avoid loosening of the lead, the secondary locking adopts the cam to fix the lead by self-locking, and the cam is not easy to rotate by the radial force of the lead to loosen.
Drawings
FIG. 1 is an exterior isometric view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A-A;
FIG. 4 is an enlarged partial view at B in FIG. 2;
FIG. 5 is an enlarged partial view at C in FIG. 2;
fig. 6 is a partial enlarged view at D in fig. 2.
In the figure: the second fixing tube 10, the sliding sleeve 11, the front pressing chamber 12, the rear pressing chamber 13, the front fixing block 14, the first spring 15, the first fixing tube 16, the wide groove 17, the sliding block 18, the cam 19, the connecting rod 20, the pressing handle 21, the clamping groove 22, the locking groove 23, the wire channel 24, the third fixing tube 25, the rear fixing block 26, the second spring 27, the first air passage 28, the air passage 29, the second air passage 30, the third air passage 31, the thick sleeve 32, the fourth air passage 33, the thin rod 34, the first clamping groove 35, the first locking piece 36, the third spring 37, the fifth air passage 38, the second clamping groove 39, the second locking piece 40, the fourth spring 41, the sixth air passage 42, the seventh air passage 43, the bottom plate 44, the first connecting rod 45, the second connecting rod 46, the steel sleeve 47, the rubber cushion 48, the cushion plate 49, the nut 50.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
In the description of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1-6, a strain clamp for traction wires comprises a second fixed tube 10, a sliding sleeve 11 is slidably arranged on the second fixed tube 10, a first fixed tube 16 is fixedly connected to an end surface of the second fixed tube 10 close to a rear pressing cavity 13, a wide groove 17 is arranged on the inner circumferential surface of the first fixed tube 16 close to the rear pressing cavity 13, a sliding connection slider 18 is slidably connected in the wide groove 17, cams 19 are rotatably arranged on two sides of the wide groove 17, connecting rods 20 are fixedly connected to the outer edge profile surface of the cams 19, one ends of the connecting rods 20 far away from the cams 19 are in threaded connection with a pressing handle 21, a clamping groove 22 capable of clamping the pressing handle 21 is arranged at the position of the connecting rods 20 close to the cams 19, a locking groove 23 is arranged at the position of the sliding sleeve 11 close to the cams 19, the one end that second fixed pipe 10 kept away from first fixed pipe 16 is equipped with third fixed pipe 25, be connected through the connecting rod between third fixed pipe 25 and the second fixed pipe 10, the one end that third fixed pipe 25 kept away from second fixed pipe 10 is equipped with the bottom plate 44 with the certain angle of third fixed pipe 25 axis slope, be equipped with the steel bushing 47 of U type on the both ends of bottom plate 44 respectively, steel bushing 47 is close to bottom plate 44 one side and is equipped with the rubber cushion 48 that reduces the connection friction, bottom plate 44 is kept away from rubber cushion 48 one side and is equipped with the backing plate 49 that pierces through the both ends of steel bushing 47, the both ends of steel bushing 47 are equipped with threaded connection's nut 50 respectively, be equipped with the wire passageway 24 that supplies the wire to pass in second fixed pipe 10, first fixed pipe 16, third fixed pipe 25 and the bottom plate 44.
Further, a front pressing cavity 12 is arranged between the sliding sleeve 11 and one end face, close to the third fixing tube 25, of the second fixing tube 10, a front fixing block 14 is slidingly connected to the inner circumferential face of the second fixing tube 10, a sliding groove of the front fixing block 14 is communicated with the front pressing cavity 12, the front fixing block 14 is connected with the second fixing tube 10 through a first spring 15, one end of a first connecting rod 45 for driving the sliding sleeve 11 to slide relatively to the second fixing tube 10 is rotationally connected to the outer circumferential face of the sliding sleeve 11, one end of a second connecting rod 46 is rotationally connected to the outer circumferential face of the third fixing tube 25, and the other end, far away from the sliding sleeve 11, of the first connecting rod 45 is rotationally connected to the middle of the second connecting rod 46.
Further, a rear pressing cavity 13 is arranged between the sliding sleeve 11 and one end face, close to the first fixing tube 16, of the second fixing tube 10, a first air passage 28 communicated with the rear pressing cavity 13 is arranged in the second fixing tube 10, an air pipe 29 is connected in a sliding mode in the first air passage 28, a second air passage 30 is arranged in the third fixing tube 25, a rear fixing block 26 is connected on the inner circumferential face of the third fixing tube 25 in a sliding mode, a sliding groove of the rear fixing block 26 is communicated with the second air passage 30, the rear fixing block 26 is connected with the third fixing tube 25 through a second spring 27, one end, close to the end face, of the second fixing tube 10, of the third fixing tube 25 is fixedly connected with the air pipe 29, and an air passage communicated with the first air passage 28 and the second air passage 30 is arranged in the air pipe 29.
Further, a third air passage 31 communicated with the sliding groove of the front fixing block 14 is arranged in the second fixing tube 10, a thick sleeve 32 communicated with the third air passage 31 is arranged on the end face, close to the third fixing tube 25, of the second fixing tube 10, a fourth air passage 33 capable of sliding relatively to the thick sleeve 32 is arranged on the third fixing tube 25, a thin rod 34 is fixedly connected to the bottom surface of the fourth air passage 33 in the third fixing tube 25, one end, far away from the third fixing tube 25, of the thin rod 34 is slidably connected with the inner circumferential surface of the thick sleeve 32, a first clamping groove 35 is arranged on the inner circumferential surface, close to the thin rod 34, of the thick sleeve 32, a first locking block 36 is slidably connected to the first clamping groove 35, the first locking block 36 is connected with the first clamping groove 35 through a third spring 37, and a fifth air passage 38 capable of sliding relatively to the first locking block 36 and communicating with the third air passage 31 is arranged on the position, close to the first clamping groove 35, of one end of the thin rod 34.
Further, a second clamping groove 39 is formed in the inner circumferential surface of the thick sleeve 32 near the end far away from the second fixing tube 10, a second locking piece 40 is connected in a sliding manner in the second clamping groove 39, the second locking piece 40 is connected with the second clamping groove 39 through a fourth spring 41, a sixth air passage 42 which can slide relatively to the second locking piece 40 is formed in the position, close to the bottom surface of the fourth air passage 33, of the thin rod 34, and a seventh air passage 43 which is communicated with the sixth air passage 42 and a sliding groove of the rear fixing piece 26 is formed in the third fixing tube 25.
Further, one end of the second connecting rod 46 away from the third fixing tube 25 is provided with an arc, one end of which can be locked with each other when the third fixing tube 25 is attached to the second fixing tube 10, and the sides of the front fixing block 14 and the rear fixing block 26 facing the first fixing tube 16 are provided with inclined surfaces for supporting the wires.
Further, a reinforcing bar fixed to the ground or other objects is fixedly connected to the bottom plate 44, and the reinforcing bar is fixed to the bottom plate 44 relatively, and exposes one end of the wire channel 24 at the same time, so that wires can be conveniently threaded out and manually twisted into a required shape.
Working principle:
initial state: the nut 50 is tightened to secure the base plate 44 relative to the ground or other fixture, and the first locking tab 36 of the first slot 35 on the sleeve 32 snaps into the fifth air passage 38 in the thin rod 34, thereby locking the sleeve 32 relative to the thin rod 34.
The wire is poked into one end of the wire channel 24 in the first fixed tube 16 manually, the wire moves along the axis in the wire channel 24 to contact with the side surface of the front fixed block 14, the wire continues to move to push against the side surface of the front fixed block 14 so that the front fixed block 14 slides relatively along the radial direction of the second fixed tube 10, the front fixed block 14 slides to block the communication port between the third air channel 31 and the sliding groove of the front fixed block 14, the wire continues to be pushed manually to contact with the side surface of the rear fixed block 26, so that the rear fixed block 26 slides relatively along the radial direction of the third fixed tube 25 under the push of the wire, the rear fixed block 26 slides to block the communication port between the second air channel 30 and the sliding groove of the rear fixed block 26, and after the wire passes through one end of the wire channel 24 in the bottom plate 44, the wire is pulled manually so that a certain tension exists between the wire and a wire tower.
Pulling the second connecting rod 46 towards the direction of the bottom plate 44, so that the first connecting rod 45 connected with the second connecting rod 46 pulls the sliding sleeve 11 to slide relative to the second fixed tube 10, the gas volume of the front pressing cavity 12 between the sliding sleeve 11 and the second fixed tube 10 is reduced, so that the gas is pressurized and then presses the front fixed block 14 to clamp the wire in the wire channel 24, the front fixed block 14 is pressed to enable the third air channel 31 to be communicated with the sliding groove of the front fixed block 14, the gas pushes the first locking block 36 along the third air channel 31 and the fifth air channel 38, so that the first locking block 36 is pushed into the first clamping groove 35, the thick sleeve 32 slides relative to the thin rod 34 under the pushing of the gas, and when the second locking block 40 in the second clamping groove 39 on the thick sleeve 32 moves into the sixth air channel 42 clamped on the thin rod 34, the thick sleeve 32 is locked relative to the thin rod 34 again, and the thin rod 34 slides relative to the thin rod 34 in the sliding groove of the front fixed block 14 in the thick sleeve 32, and the front fixed block 14 is clamped by the thin rod 34, so that the wire is always relative to the front fixed block 14; the second connecting rod 46 is pushed to the direction of the first fixed pipe 16, so that the first connecting rod 45 connected with the second connecting rod 46 pushes the sliding sleeve 11 to slide relative to the second fixed pipe 10, the gas volume of the rear pressing cavity 13 between the sliding sleeve 11 and the second fixed pipe 10 is reduced, the gas in the rear pressing cavity 13 is pressurized, the rear fixed block 26 is pressed along the first air passage 28, the ventilation pipe 29 and the second air passage 30 to clamp the wire in the wire channel 24, the rear fixed block 26 is pressed to enable the sixth air passage 42 to be communicated with the sliding groove of the front fixed block 14 after passing through the seventh air passage 43, the gas pushes the second locking block 40 in the second clamping groove 39 to push into the second clamping groove 39, the thick sleeve 32 and the thin rod 34 slide relatively due to the pushing of the second connecting rod 46, so that the front fixed block 14 slides along the radial direction of the second fixed pipe 10 without the locking of the thin rod 34, the front fixed block 14 and the wire are not relatively fixed, the thin rod 34 slides relatively to the first locking block 36 in the first clamping groove 35 to be clamped into the fifth clamping groove 38, and the wire can be repeatedly pulled to increase the tension of the wire.
When the tension between the wire and the wire tower reaches the requirement of fixing the wire tower, the pressing handle 21 is pulled to enable the cam 19 to rotate relative to the wide groove 17, the pressing handle 21 is positioned in the clamping groove 22, then the pressing handle 21 is screwed relative to the connecting rod 20 to rotate spirally, the pressing handle 21 is clamped into the clamping groove 22, and the sliding block 18 is enabled to press the wire to be fixed for secondary locking under the pressing action of the cam 19.
The foregoing embodiments of the present invention are not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (6)
1. The tension clamp for the traction wire comprises a second fixed pipe (10), and is characterized in that a sliding sleeve (11) is slidably arranged on the second fixed pipe (10), a first fixed pipe (16) is fixedly connected to one end face of the second fixed pipe (10) close to a rear pressing cavity (13), a wide groove (17) is formed in the inner circumferential surface of the first fixed pipe (16) close to the rear pressing cavity (13), a sliding connection sliding block (18) is slidably arranged in the wide groove (17), cams (19) are rotatably arranged on two sides of the wide groove (17), a connecting rod (20) is fixedly connected to the outline surface of the outer edge of each cam (19), one end of each connecting rod (20) far away from each cam (19) is in threaded connection with a pressing handle (21), a clamping groove (22) capable of clamping the pressing handle (21) is formed in the position of the connecting rod (20) close to each cam (19), a third fixed pipe (25) is arranged at one end of each second fixed pipe (10) far away from the first fixed pipe (16), a certain angle is formed between each third fixed pipe (25) and a certain bottom plate (25), the two ends of the bottom plate (44) are respectively provided with a U-shaped steel sleeve (47), one side, close to the bottom plate (44), of the steel sleeve (47) is provided with a rubber cushion block (48) for reducing connection friction, one side, far away from the rubber cushion block (48), of the bottom plate (44) is provided with a backing plate (49) penetrating through two ends of the steel sleeve (47), two ends of the steel sleeve (47) are respectively provided with a nut (50) in threaded connection, and a wire channel (24) for a wire to penetrate is arranged in the second fixed pipe (10), the first fixed pipe (16), the third fixed pipe (25) and the bottom plate (44);
A front pressing cavity (12) is arranged between one end face, close to a third fixing pipe (25), of the sliding sleeve (11) and the second fixing pipe (10), a front fixing block (14) is connected to the inner circumferential face of the second fixing pipe (10) in a sliding mode, a sliding groove of the front fixing block (14) is communicated with the front pressing cavity (12), the front fixing block (14) is connected with the second fixing pipe (10) through a first spring (15), one end of a first connecting rod (45) which drives the sliding sleeve (11) to slide relative to the second fixing pipe (10) is connected to the outer circumferential face of the sliding sleeve (11) in a rotating mode, one end of a second connecting rod (46) is connected to the outer circumferential face of the third fixing pipe (25) in a rotating mode, and the other end, far away from the sliding sleeve (11), of the first connecting rod (45) is connected to the middle of the second connecting rod (46) in a rotating mode;
The novel air conditioner is characterized in that a rear pressing cavity (13) is arranged between one end face, close to a first fixing pipe (16), of the sliding sleeve (11) and a second fixing pipe (10), a first air passage (28) communicated with the rear pressing cavity (13) is arranged in the second fixing pipe (10), an air passage (29) is connected in a sliding mode in the first air passage (28), a second air passage (30) is arranged in the third fixing pipe (25), a rear fixing block (26) is connected on the inner circumferential face of the third fixing pipe (25) in a sliding mode, a sliding groove of the rear fixing block (26) is communicated with the second air passage (30), the rear fixing block (26) is connected with the third fixing pipe (25) through a second spring (27), and one end, close to the end face, close to the second fixing pipe (10), of the third fixing pipe (25), of the air passage (29) is fixedly connected with the air passage, and the air passage (29) is internally provided with an air passage communicated with the first air passage (28) and the second air passage (30).
2. The tension clamp of the traction wire according to claim 1, wherein a third air passage (31) communicated with a sliding groove of the front fixing block (14) is arranged in the second fixing tube (10), a thick sleeve (32) communicated with the third air passage (31) is arranged on the end face, close to the third fixing tube (25), of the second fixing tube (10), a fourth air passage (33) capable of sliding relatively to the thick sleeve (32) is arranged on the third fixing tube (25), a thin rod (34) is fixedly connected to the bottom surface, located in the third fixing tube (25), of the fourth air passage (33), one end, far away from the third fixing tube (25), of the thin rod (34) is in sliding connection with the inner circumferential surface of the thick sleeve (32), a first clamping groove (35) is arranged at one end, close to the thin rod (34), of the inner circumferential surface of the thick sleeve (32), of the first clamping groove (35) is in sliding connection with a first locking block (36), a position, close to the first locking block (36) is arranged between the first locking block (36) and the first clamping groove (35), a thin rod (34) is fixedly connected to the inner circumferential surface of the thin rod (34), and the first locking block (35) is in sliding connection with the first end (35).
3. The tension clamp of the traction wire according to claim 2, wherein a second clamping groove (39) is formed in the inner circumferential surface of the thick sleeve (32) at a position close to one end far away from the second fixing tube (10), a second locking block (40) is connected in a sliding manner in the second clamping groove (39), the second locking block (40) is connected with the second clamping groove (39) through a fourth spring (41), a sixth air passage (42) which can slide relative to the second locking block (40) is formed in the position, close to the bottom surface of the fourth air passage (33), of the thin rod (34), and a seventh air passage (43) which is communicated with the sixth air passage (42) and a sliding groove of the rear fixing block (26) is formed in the third fixing tube (25).
4. A strain clamp for a traction wire according to claim 3, wherein one end of the second connecting rod (46) far away from the third fixing tube (25) is provided with a curved arc, one end of the curved arc can be mutually locked when the third fixing tube (25) is attached to the second fixing tube (10), and one side, facing the first fixing tube (16), of the front fixing block (14) and the rear fixing block (26) is provided with a bevel for supporting the wire to move.
5. The tension clamp for traction wires according to claim 4, wherein the bottom plate (44) is fixedly connected with a reinforcing bar fixed to the ground or other objects, and the reinforcing bar is fixed relative to the bottom plate (44) while exposing one end of the wire channel (24) to facilitate the threading of the wires into a desired shape.
6. The method of using a tension clamp for a traction wire of claim 5, comprising the steps of:
S1: tightening the nut (50) to fix the base plate (44) relative to the ground or other fixture;
S2: after the wire is manually led out from the wire channel (24), the wire is pulled to enable certain initial tension to be formed between the wire and the wire tower;
S3, pulling the second connecting rod (46), so that a front fixed block (14) in the second fixed pipe (10) clamps one part of the wire, and pulling the wire back to reduce the gap between the second fixed pipe (10) and the third fixed pipe (25), and increasing the tension between the wire and the wire tower;
s4, pushing the second connecting rod (46), so that the rear fixing block (26) clamps one part of the lead, then loosening the clamping relation between the front fixing block (14) and the lead, and pushing the second fixing tube (10) to enlarge the gap between the second fixing tube (10) and the third fixing tube (25);
S5, repeating the steps S3 and S4 to continuously increase the tension between the wire and the wire tower;
and S6, pulling the pressing handle (21) so that the sliding block (18) presses the lead to be locked secondarily under the pressing action of the cam (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933448.3A CN115377909B (en) | 2022-08-04 | 2022-08-04 | Tension-resistant wire clamp for traction wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933448.3A CN115377909B (en) | 2022-08-04 | 2022-08-04 | Tension-resistant wire clamp for traction wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115377909A CN115377909A (en) | 2022-11-22 |
| CN115377909B true CN115377909B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210933448.3A Active CN115377909B (en) | 2022-08-04 | 2022-08-04 | Tension-resistant wire clamp for traction wire |
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| CN (1) | CN115377909B (en) |
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| CN117175226B (en) * | 2023-11-03 | 2024-02-23 | 国网山东省电力公司潍坊供电公司 | Wire clamp |
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| CN101752816A (en) * | 2009-12-21 | 2010-06-23 | 中国电力科学研究院 | Dead-end clamp for supporting expanded diameter conductors |
| KR101451867B1 (en) * | 2014-04-11 | 2014-10-16 | (주)부영이엔지 | Apparatus for relaxing tension of overhead line in electric power transmission tower |
| KR20160061162A (en) * | 2014-11-21 | 2016-05-31 | 지엠 글로벌 테크놀러지 오퍼레이션스 엘엘씨 | Rail dolly integrated gripper |
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| CN210838877U (en) * | 2019-10-21 | 2020-06-23 | 山东佰斯德电力科技有限公司 | Strain clamp for power line |
| CN212304654U (en) * | 2020-04-02 | 2021-01-05 | 国网浙江省电力有限公司湖州供电公司 | Negative pressure type release fitting |
| CN213243474U (en) * | 2020-07-29 | 2021-05-18 | 国网河北省电力有限公司建设公司 | Self-tightening wire strain clamp |
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| Publication number | Publication date |
|---|---|
| CN115377909A (en) | 2022-11-22 |
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Effective date of registration: 20240411 Address after: 432000 Xinpu Town Industrial Park, Xiaonan District, Xiaogan City, Hubei Province Applicant after: HUBEI HENGDONG ELECTRIC POWER EQUIPMENT Co.,Ltd. Country or region after: China Address before: 016030 No. 54, Haila Road, Hainan District, Wuhai City, Inner Mongolia Autonomous Region Applicant before: Miao Jinyu Country or region before: China |
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