CN116914671A - Overhead ground wire tension adjusting device - Google Patents
Overhead ground wire tension adjusting device Download PDFInfo
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- CN116914671A CN116914671A CN202311159536.3A CN202311159536A CN116914671A CN 116914671 A CN116914671 A CN 116914671A CN 202311159536 A CN202311159536 A CN 202311159536A CN 116914671 A CN116914671 A CN 116914671A
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- overhead ground
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052742 iron Inorganic materials 0.000 claims abstract description 15
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 13
- 239000010931 gold Substances 0.000 claims description 13
- 229910052737 gold Inorganic materials 0.000 claims description 13
- 238000013016 damping Methods 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 description 9
- 230000002349 favourable effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 206010066054 Dysmorphism Diseases 0.000 description 3
- 229910000639 Spring steel Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- 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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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The application relates to an overhead ground wire tension adjusting device, which relates to the technical field of overhead line equipment, and comprises a hanging point fitting, an adjusting plate and a tensioning assembly, wherein one end of the hanging point fitting is connected with the adjusting plate, the other end of the hanging point fitting can be connected to an iron tower, a connecting piece is arranged between the tensioning assembly and the adjusting plate, the connecting piece is connected with the tensioning assembly and is embedded on the adjusting plate, a limiting groove and a sliding groove are formed in the adjusting plate, the limiting groove is communicated with the sliding groove, one end of the connecting piece is arranged in the limiting groove, and the tensioning assembly can guide an overhead ground wire. According to the application, the tension of the overhead ground wire is regulated through the tensioning assembly, when the overhead ground wire is completely in a straight state, the tension load of the overhead ground wire is difficult to continuously reduce by the regulating capability of the tensioning assembly, and at the moment, the connecting piece is disengaged from the limiting groove and moves into the sliding groove to slide along the sliding groove.
Description
Technical Field
The application relates to the technical field of overhead line equipment, in particular to an overhead ground wire tension adjusting device.
Background
The overhead ground wire is a form of electric power transmission line, and is characterized in that a wire is suspended above a pillar so as to maintain a certain height with the ground. The power transmission line is commonly used in mountain areas or areas with rough terrains such as forests and the like to protect the power transmission line from natural factors such as trees, torrential floods and snow disasters. The overhead ground wire has the advantages of convenience in maintenance, stability in operation and the like, and is widely applied to a power system.
Because mountain areas or forests and other places are mostly uneven settlement areas, an iron tower connected with the overhead ground wire can be unevenly settled to incline, and if the tension on the overhead ground wire exceeds the design bearing capacity due to the inclination of the iron tower, the overhead ground wire or the connecting hardware fitting can be broken. In order to ensure safe and stable operation of the overhead ground wire, various factors such as a support, an insulator, a jumper wire and the like are generally considered in engineering design, and corresponding measures are taken to ensure the safety of the overhead ground wire.
In order to adjust the tension, the connecting fitting is slotted, when the iron tower inclines, the connecting fitting can timely adjust the distance between the overhead ground wire and the iron tower, so that the release of the tension of the hanging point is realized, the effect that the overhead ground wire is not inclined and deflected and pulled by the iron tower is achieved, and meanwhile, the phenomenon that the fitting is broken after the ground wire is suddenly stressed is avoided.
However, although the tension of the overhead ground wire can be released timely in the mode, in the specific implementation process, the overhead ground wire can slide along the groove under the influence of the outside, so that the pretension of the overhead ground wire is difficult to meet the requirement, the structural stability of the overhead ground wire is obviously reduced, uneven drop between the ground wires at the upstream and downstream of the iron tower is caused by abrasion and friction between the overhead ground wires, and meanwhile, noise and damage generated by relative vibration between adjacent ground wires can be caused.
Disclosure of Invention
The application aims to provide an overhead ground wire stress adjusting device with higher stability.
The application provides an overhead ground wire tension adjusting device which adopts the following technical scheme:
the utility model provides an overhead ground wire tension adjusting device, includes hanging some gold utensil, regulating plate and tensioning assembly, the one end of hanging some gold utensil with the regulating plate is connected, the other end of hanging some gold utensil can be connected on the iron tower, tensioning assembly with be provided with the connecting piece between the regulating plate, the connecting piece with tensioning assembly connects and inlays and establish on the regulating plate, spacing groove and sliding tray have been seted up on the regulating plate, the spacing groove with the sliding tray intercommunication, the one end of connecting piece is arranged in the spacing inslot, tensioning assembly can guide overhead ground wire.
Through adopting above-mentioned technical scheme, when the overhead ground wire who is connected with the iron tower all is excessively stretched, the take-up pulley can outwards remove for the take-up pulley reduces the tensioning degree of overhead ground wire, when take-up pulley removes extreme position and overhead ground wire is straightened completely, the connecting piece can break away from the cooperation with the spacing groove and slide along the sliding tray relative slip in order to further adjust the tension of overhead ground wire, through this kind of regulation mode, overhead ground wire is preferentially adjusted by tensioning assembly, when tensioning assembly adjustment ability is difficult to continue to reduce overhead ground wire's tension load, the connecting piece just can further play effect, make overhead ground wire can keep certain pretension, reduced because the condition that the tension is not enough makes overhead ground wire take place to drop, guarantee overhead ground wire job stabilization when external environment interferes.
Optionally, tensioning assembly includes connecting block and take-up pulley, the take-up pulley is arranged in the mounting groove that the connecting block offered just the surface of take-up pulley can with overhead ground wire butt, be provided with elastic element in the mounting groove, elastic element is used in respectively the take-up pulley with on the inner wall of mounting groove.
Through adopting above-mentioned technical scheme, overhead ground wire is connected with the connecting piece again after rotatory certain angle behind the take-up pulley, under normal operating condition, and overhead ground wire is not straightened completely, when iron tower slope or receive natural environment such as strong wind to interfere, elastic element adaptability shrink is adjusted for the position of take-up pulley for the angle adaptability behind the take-up pulley reduces, is favorable to adjusting overhead ground wire's tension voluntarily.
Optionally, the adjusting plate is further provided with a connecting channel, the limiting groove is communicated with the sliding groove through the connecting channel, the connecting channel is internally provided with the elastic element, one end of the elastic element is connected to the side wall of the connecting channel, the other end of the elastic element acts on the other side wall of the connecting channel, and the elastic element can seal the connecting channel.
Through adopting above-mentioned technical scheme, before the stress of overhead ground wire still does not reach limit load, overhead ground wire can be stabilized by tensioning subassembly to it and be adjusted, the possibility that the locking pin breaks away from the cooperation from the spacing inslot has been reduced, when overhead ground wire is in the state of stretching completely, spacing round pin and spacing hole break away from the cooperation this moment, the locking pin enters into the connecting channel from spacing hole, receive elastic element's constraint in the connecting channel, along with the stress that the locking pin received gradually increases, the locking pin makes elastic element crooked, the locking pin moves in the connecting channel to the direction that is close to the sliding tray, through the distance that changes the locking pin in order to adjust overhead ground wire's stress.
Optionally, the connecting piece includes locking pin, connection link and connection link plate, the locking pin is arranged in the spacing inslot, the one end of connection link with the locking pin rotates to be connected, the traversing hole has been seted up to the other end of connection link, the connection link plate passes through traversing hole with the connection link rotates to be connected.
Through adopting above-mentioned technical scheme, when the take-up pulley retrains overhead ground wire, the connecting piece slope certain angle of being connected with overhead ground wire is connected on the regulating plate, locking pin firmly with the inner wall butt in spacing groove this moment, when the take-up pulley is difficult to retrain overhead ground wire again, overhead ground wire is in the state of being in the stretching state completely and keeps at ordinary times with the central line of tensioning subassembly and regulating plate, locking pin slides from spacing groove towards the direction that is close to the sliding tray gradually, when the locking pin gets into the sliding tray after being separated from spacing groove completely, locking pin can slide along the sliding tray, with further adjust overhead ground wire's stress, in order to reduce overhead ground wire's tension too big and take place the possibility of stretching out.
Optionally, the cover is equipped with the stopper on the locking pin, the spacing groove the connecting channel with all seted up on the inner wall of sliding tray with stopper assorted dysmorphism groove, the outer end of stopper with the inner wall butt in dysmorphism groove.
Through adopting above-mentioned technical scheme, when the locking pin has not been from the spacing groove when breaking away from the joining in marriage, the stopper can firmly with the special-shaped groove butt of spacing groove department, when the locking pin breaks away from the joining in marriage from the spacing inslot, the stopper can slide along special-shaped groove, is favorable to improving the overall stability of device regulation overhead ground wire.
Optionally, the damping component is rotationally connected with in the mounting groove, the damping component includes sleeve, connecting rod and adapter sleeve, the sleeve rotates to be connected on the inner wall of mounting groove, the connecting rod with sleeve sliding connection and with adapter sleeve fixed connection, the take-up pulley rotates to be connected on the adapter sleeve.
When the overhead ground wire or the iron tower connected with the overhead ground wire is interfered by external environment to vibrate, the adjusting plate, the connecting piece and the hanging point fitting connected with the overhead ground wire can be loosened or fall off to further enable insulation failure.
Optionally, the connecting block is provided with and is connected with adjusting component, set up the adjustment tank on the connecting block, adjusting component arranges in the adjustment tank and with the sleeve rotates to be connected and can control telescopic turned angle.
When the regulating plate and the hanging point hardware fitting connected with the overhead ground wire are loosened, the regulating plate and the hanging point hardware fitting are required to be replaced in time, and because the tension component can adjust the tension of the overhead ground wire, related personnel are difficult to connect the overhead ground wire with the regulating plate again, by adopting the technical scheme, the related personnel can adaptively rotate the regulating component so as to regulate the position of the tensioning wheel and keep the position state, the difficulty of replacing the regulating plate or the hanging point hardware fitting by the related personnel is reduced, and the work efficiency of the related personnel is improved.
Optionally, the adjusting part includes adjustment carousel, adjusts pole and regulating part, adjust the pole both ends respectively with adjustment carousel with sleeve sliding connection, the regulating part can drive adjustment carousel rotates, a plurality of chucking grooves have been seted up on the inner wall of adjustment tank, the chucking spare has been seted up on the adjustment carousel, the chucking spare sets up in the mounting hole that adjustment carousel was seted up, the chucking spare includes ratchet and connecting axle, the ratchet with the connecting axle is connected, the ratchet can with the inner wall butt in chucking groove, the outer pot head of connecting axle is equipped with elastic element, elastic element's both ends are used in respectively the ratchet with on the inner wall of mounting hole.
Through adopting above-mentioned technical scheme, when the relevant personnel need change regulation carousel or hang some gold utensil, the relevant personnel can push down the regulation carousel through the regulating part, the outer end of regulation carousel is in same level with the chucking groove this moment, rotate the regulation carousel this moment, under the drive of regulation carousel, the sleeve rotates towards regulation carousel center, overhead ground wire's tension reduces, overhead ground wire has sufficient length to supply relevant personnel to operate, the inner wall butt in ratchet and the chucking groove in the regulation carousel this moment for overhead ground wire keeps this state unchanged, the too big influence of overhead ground wire tension has been reduced, be favorable to improving the work efficiency that relevant personnel changed regulating plate or hang some gold utensil.
Optionally, the regulating part includes adjust knob, connecting pin and locking plate, the one end of connecting pin with adjust knob is connected, the other end of connecting pin with the locking plate is connected, set up on the adjustment carousel with locking plate assorted dysmorphism hole, be provided with the pinch-off strip on the connecting pin, the pinch-off strip is arranged in the top of locking plate and with the locking plate is connected.
Through adopting above-mentioned technical scheme, when the stress of overhead ground wire needs suitably to reduce, press down adjust knob this moment for the locking plate on the connecting pin cooperatees with the regulating plate, under the effect of pressure strip, the regulating plate also moves down this moment, after the adaptation rotates certain angle, the ratchet in the mounting hole outwards moves and with the inner wall butt in chucking groove, telescopic position is fixed a position, after adjusting, rotate adjust knob, make ratchet in the regulating plate break away from the cooperation with chucking groove, the lifting adjust knob afterwards can, be favorable to relevant personnel's work efficiency.
Optionally, the adjusting plate is provided with a plurality of connecting holes, and the hanging point hardware fitting is connected with the adjusting plate through any one of the connecting holes.
Through adopting above-mentioned technical scheme, when the connecting hole of being connected with hanging some gold utensil appears not hard up, relevant personnel can be through tensioning assembly to the distance of overhead ground wire in good time adjust to link together regulating plate and hanging some gold utensil through other connecting hole, be favorable to reducing cost of maintenance.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the application, the tensioning assembly and the connecting piece are arranged, when the overhead ground wire connected with the iron tower is excessively stretched, the tensioning wheel can move outwards, so that the tensioning degree of the tensioning wheel on the overhead ground wire is reduced, when the tensioning wheel moves to the limit position and the overhead ground wire is completely straightened, the connecting piece can be separated from the limit groove and relatively slide along the sliding groove to further adjust the tension of the overhead ground wire, and in the adjusting mode, the overhead ground wire is preferentially adjusted by the tensioning assembly, when the adjusting capacity of the tensioning assembly is difficult to continuously reduce the tension load of the overhead ground wire, the connecting piece can further play a role, so that the overhead ground wire can maintain a certain pretension, the condition that the overhead ground wire drops due to insufficient tension is reduced, and the working stability of the overhead ground wire under the external environment interference is ensured.
2. According to the application, the limiting groove is communicated with the sliding groove, when the tensioning wheel restrains the overhead ground wire, the connecting piece connected with the overhead ground wire is connected to the adjusting plate in an inclined way by a certain angle, at the moment, the locking pin is firmly abutted against the inner wall of the limiting groove, when the tensioning wheel is difficult to restrain the overhead ground wire again, the overhead ground wire is completely in a straight state and keeps normal with the central line of the tensioning assembly and the adjusting plate, the locking pin gradually slides from the limiting groove towards the direction close to the sliding groove, and when the locking pin is completely separated from the limiting groove and enters the sliding groove, the locking pin can slide along the sliding groove to further adjust the stress of the overhead ground wire, so that the possibility of tension of the overhead ground wire is excessively large and the possibility of tensioning is reduced.
3. The limiting groove and the sliding groove are communicated through the connecting channel, when the overhead ground wire is in a straight state, the limiting pin is separated from the limiting hole, the locking pin enters the connecting channel from the limiting hole and is restrained by the elastic element in the connecting channel, the elastic element is bent by the locking pin along with the gradual increase of the stress on the locking pin, the locking pin moves in the connecting channel in the direction of approaching to the sliding groove, and the stress of the overhead ground wire is adjusted by changing the distance of the locking pin.
Drawings
Fig. 1 is a schematic perspective view of an overhead ground wire tension adjusting device according to the present application.
Fig. 2 is a schematic perspective view of an adjusting plate according to the present application.
Fig. 3 is a schematic cross-sectional view of the tensioning assembly of the present application.
Fig. 4 is a schematic cross-sectional view of another view of the tensioning assembly of the present application.
Fig. 5 is a schematic cross-sectional view of an adjustment assembly of the present application.
Fig. 6 is an enlarged partial schematic view of the portion a in fig. 5.
Fig. 7 is a schematic perspective view of an adjusting member according to the present application.
In the figure, 1, hanging point hardware fitting; 2. an adjusting plate; 21. a limit groove; 22. a sliding groove; 23. a connection channel; 24. a connection hole; 25. a special-shaped groove; 3. a tensioning assembly; 31. a connecting block; 311. a mounting groove; 312. an adjustment tank; 3121. a clamping groove; 32. a tensioning wheel; 4. a connecting piece; 41. a locking pin; 42. the connecting hanging ring; 421. penetrating the hole; 43. connecting a hanging plate; 44. a limiting block; 5. an elastic element; 6. a shock absorbing assembly; 61. a sleeve; 62. a connecting rod; 63. connecting sleeves; 7. an adjustment assembly; 71. adjusting a turntable; 711. a mounting hole; 712. a profiled hole; 72. an adjusting rod; 73. an adjusting member; 731. an adjustment knob; 732. a connecting pin; 733. a locking plate; 734. a compacting plate; 74. a clamping piece; 741. a ratchet; 742. and a connecting shaft.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 7.
The utility model provides an overhead ground wire tension adjusting device, refer to fig. 1 and 2, including hanging some gold utensil 1, regulating plate 2 and tensioning assembly 3, the one end of hanging some gold utensil 1 is connected with regulating plate 2, and the other end of hanging some gold utensil 1 can pass through bolted connection on the iron tower, is provided with connecting piece 4 between tensioning assembly 3 and the regulating plate 2, and connecting piece 4 is connected with tensioning assembly 3 and inlays and establish on regulating plate 2, and tensioning assembly 3 can guide overhead ground wire.
Referring to fig. 1 and 2, one end of the connecting member 4 is connected with the adjusting plate 2, the other end of the connecting member 4 can be connected with the overhead ground wire, the connecting member 4 comprises a locking pin 41, a connecting hanging ring 42 and a connecting hanging plate 43, a limiting groove 21 and a sliding groove 22 are formed in the adjusting plate 2, the limiting groove 21 is communicated with the sliding groove 22, the locking pin 41 is arranged in the limiting groove 21, the limiting groove 21 is inclined at a certain angle along the direction away from the central axis of the adjusting plate 2, and specifically, an included angle of 135 degrees is formed between the limiting groove 21 and the central axis of the adjusting plate 2, so that the connecting member 4 can be stably arranged in the limiting groove 21 when the overhead ground wire maintains a certain angle with the central axis.
Referring to fig. 1 and 2, the sliding groove 22 is arc-shaped, the arc-shaped opening direction of the sliding groove 22 faces the tensioning assembly 3, when the locking pin 41 is disengaged from the limiting groove 21, the locking pin 41 can slide along the sliding groove 22 to adjust the stress of the overhead ground wire, further, one side of the adjusting plate 2, which is close to the sliding groove 22, is correspondingly arc-shaped, a plurality of connecting holes 24 are formed in the adjusting plate 2, the hanging point fitting 1 is connected with the adjusting plate 2 through any one of the connecting holes 24, and in the preferred mode of the embodiment of the application, the number of the connecting holes 24 is 7, and the 7 connecting holes 24 are uniformly distributed at one end far away from the tensioning assembly 3.
Referring to fig. 1 and 2, one end of the connection link 42 is rotatably connected with the locking pin 41, the other end of the connection link 42 is provided with a pass-through hole 421, the connection link 43 is provided in a U-shape and is rotatably connected with the connection link 42 through the pass-through hole 421, and the outer end of the connection link 43 can be connected with an overhead ground wire. The adjusting plate 2 is also provided with a connecting channel 23, the limiting groove 21 is communicated with the sliding groove 22 through the connecting channel 23, the connecting channel 23 is arranged along the length direction of the central axis of the adjusting plate 2, an elastic element 5 is arranged in the connecting channel 23, one end of the elastic element 5 is connected to the side wall of the connecting channel 23, the other end of the elastic element 5 acts on the other side wall of the connecting channel 23, the elastic element 5 can seal the connecting channel 23, and as a preferable mode of the embodiment of the application, the elastic element 5 in the connecting channel 23 is preferentially a spring steel plate so as to reduce the possibility that the locking pin 41 directly slides out of the connecting channel 23.
Referring to fig. 2, a stopper 44 is sleeved on the locking pin 41, and as a preferred mode of the embodiment of the application, the stopper 44 is circular, the inner walls of the stopper groove 21, the connecting channel 23 and the sliding groove 22 are provided with special-shaped grooves 25 matched with the stopper 44, and the outer end of the stopper 44 abuts against the inner wall of the special-shaped groove 25 to limit the stopper 44.
Referring to fig. 3, the tensioning assembly 3 includes a connection block 31 and a tensioning wheel 32, the tensioning wheel 32 is disposed in a mounting groove 311 formed in the connection block 31, and an outer surface of the tensioning wheel 32 can be abutted against an overhead ground wire to guide the overhead ground wire, an elastic element 5 is disposed in the mounting groove 311, two ends of the elastic element 5 respectively act on the tensioning wheel 32 and an inner wall of the mounting groove 311, in this embodiment, the elastic element 5 is preferably a spring, one end of the spring is fixedly connected with the mounting groove 311, and the other end of the spring indirectly acts on the tensioning wheel 32.
Referring to fig. 3, the damping components 6 are rotatably connected in the mounting groove 311, the damping components 6 and the tensioning wheels 32 are several, the damping components 6 and the tensioning wheels 32 are arranged in a one-to-one correspondence, in this embodiment, the damping components 6 and the tensioning wheels 32 are two, the damping components 6 include a sleeve 61, a connecting rod 62 and a connecting sleeve 63, the sleeve 61 is rotatably connected on the bottom wall of the mounting groove 311, one side of the sleeve 61 is abutted against the inner wall of the mounting groove 311 to limit the sleeve 61, one end of the connecting rod 62 is slidably connected with the sleeve 61, the other end of the connecting rod 62 is fixedly connected with the connecting sleeve 63, the tensioning wheels 32 are rotatably connected on the connecting sleeve 63, and one end of the elastic element 5 is detachably connected on the sleeve 61 through a hanging ring.
Referring to fig. 4 and 5, the connection block 31 is provided with the adjusting assembly 7, the connection block 31 is provided with the adjusting groove 312, the adjusting assembly 7 is disposed in the adjusting groove 312 and is rotationally connected with the sleeve 61, and can control the rotation angle of the sleeve 61, the adjusting assembly 7 comprises an adjusting turntable 71, an adjusting rod 72 and an adjusting piece 73, two ends of the adjusting rod 72 are respectively in sliding connection with the adjusting turntable 71 and the sleeve 61, specifically, one end of the adjusting rod 72 is in sliding connection with the adjusting turntable 71 along the height direction of the adjusting turntable 71, the other end of the adjusting rod 72 is in sliding connection with the sleeve 61 along the length direction of the sleeve 61, and when the adjusting turntable 71 rotates, the adjusting rod 72 drives the sleeve 61 to rotate so as to change the position of the tensioning wheel 32.
Referring to fig. 4 and 5, the adjusting member 73 can move downward to abut against the adjusting turntable 71 and drive the adjusting turntable 71 to rotate, and a plurality of clamping grooves 3121 are further formed on the inner wall of the adjusting groove 312, and as a preferred mode of the embodiment of the present application, the number of the clamping grooves 3121 is 16, the clamping grooves 3121 are formed in a triangular shape, specifically, the distance between two adjacent clamping grooves 3121 is greater than the distance between two side walls of the clamping grooves 3121, the adjusting turntable 71 is provided with clamping members 74, the clamping members 74 are disposed in mounting holes 711 formed in the adjusting turntable 71, the number of the clamping members 74 and the mounting holes 711 are all a plurality, and the number of the clamping members 74 and the plurality of mounting holes 711 are disposed in one-to-one correspondence, as a preferred mode of the embodiment of the present application, the number of the mounting holes 711 and the clamping members 74 in the embodiment is 4.
Referring to fig. 5 and 6, the clamping member 74 includes a ratchet 741 and a connection shaft 742, the cross-sectional shape of the ratchet 741 is in a right trapezoid shape, so that the ratchet 741 is stably clamped in the clamping groove, the ratchet 741 is connected with the connection shaft 742, an elastic element 5 is sleeved at the outer end of the connection shaft 742, two ends of the elastic element 5 respectively act on the ratchet 741 and the inner wall of the mounting hole 711, the mounting hole 711 is in a stepped shape, and specifically, the inner diameter of the mounting hole 711 near one end of the ratchet 741 is larger than the inner diameter of one end far away from the ratchet 741, so as to ensure that the ratchet 741 is contracted back into the mounting hole 711.
Referring to fig. 4 and 7, the adjusting member 73 includes an adjusting knob 731, a connecting pin 732, and a locking plate 733, one end of the connecting pin 732 is fixedly connected with the adjusting knob 731, the other end of the connecting pin 732 is fixedly connected with the locking plate 733, and a special hole matched with the locking plate 733 is formed on the adjusting dial 71.
Referring to fig. 4 and 7, a pressing plate 734 is disposed on the connection pin 732, the pressing plate 734 is disposed at the top end of the locking plate 733 and is connected to the locking plate 733, specifically, the pressing plate 734 is made of a magnetic material between the outer diameter of the adjustment dial 71 and the outer diameter of the locking plate 733, so as to absorb the adjustment dial 71, an elastic element 5 is disposed between the pressing plate 734 and the inner wall of the adjustment slot 312, two ends of the elastic element 5 respectively act on the pressing plate 734 and the inner wall of the adjustment slot 312, and in this embodiment, the elastic element 5 between the pressing plate 734 and the inner wall of the adjustment slot 312 adopts a spring, which is sleeved at the outer end of the connection pin 732 and two ends of the spring are respectively connected to the pressing plate 734 and the inner wall of the adjustment slot 312.
The implementation principle of the embodiment of the application is as follows: the overhead ground wire passes through the connecting block 31 and then is connected to the connecting hanging plate 43, the overhead ground wire is abutted with the tension pulley 32, when the iron tower is inclined to cause the overhead ground wire to be excessively stretched, the tension pulley 32 can move inwards at the moment, so that the tension degree of the tension pulley 32 on the overhead ground wire is reduced, when the tension pulley 32 moves inwards to a limit position, the overhead ground wire is completely straightened, the connecting piece 4 can be separated from the limit groove 21 and enter the connecting channel 23, the locking pin 41 moves gradually towards the direction of the tensioning assembly 3 through gradual bending of the spring steel plate so as to further adjust the stress of the overhead ground wire, and when the spring steel plate is completely bent, the locking pin 41 enters the sliding groove 22 and moves along the sliding groove 22 so as to further adjust the stress of the overhead ground wire, and when the external environment interference is small, the tension assembly 3 can adjust the overhead ground wire, so that the overhead ground wire can keep a certain pretension, the condition that the overhead ground wire falls due to insufficient tension is reduced, and the stability of the external environment ground wire is ensured when the overhead ground wire is in operation under the environment interference;
when the adjusting turntable 71 or the hanging point fitting 1 needs to be replaced, the related personnel can press down the adjusting piece 73, the locking plate 733 is matched with the adjusting turntable 71 after being pressed down and drives the adjusting turntable 71 to move down, at the moment, the adjusting turntable 71 and the clamping groove 3121 are located at the same height, the adjusting knob 731 is rotated clockwise, the ratchet 741 in the mounting hole 711 stretches out and is abutted with the inner wall of the clamping groove 3121, the tension of the overhead ground wire is reduced, after the related personnel are replaced, the adjusting knob 731 is continuously rotated clockwise, the ratchet 741 is abutted with the inner wall of the adjusting groove 312 and is retracted into the mounting hole 711, at the moment, the inner wall of the adjusting groove 312 is contracted inwards to enable the adjusting knob 731 to move upwards, under the action of the compressing plate 734 made of magnetic materials, the adjusting turntable 71 is adsorbed and rises, the state of the overhead ground wire is positioned in the replacing process, the influence of the excessive tension of the overhead ground wire is reduced, and the work efficiency of the related personnel for replacing the adjusting turntable 71 or the hanging point fitting 1 is improved.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides an overhead ground wire tension adjusting device, its characterized in that, including hanging some gold utensil (1), regulating plate (2) and tensioning assembly (3), the one end of hanging some gold utensil (1) with regulating plate (2) are connected, the other end of hanging some gold utensil (1) can be connected on the iron tower, tensioning assembly (3) with be provided with connecting piece (4) between regulating plate (2), connecting piece (4) with tensioning assembly (3) are connected and inlay and establish on regulating plate (2), limiting groove (21) and sliding tray (22) have been seted up on regulating plate (2), limiting groove (21) with sliding tray (22) intercommunication, the one end of connecting piece (4) is arranged in limiting groove (21), tensioning assembly (3) can guide overhead ground wire.
2. An overhead ground wire tension adjusting device according to claim 1, characterized in that the tensioning assembly (3) comprises a connecting block (31) and a tensioning wheel (32), the tensioning wheel (32) is arranged in a mounting groove (311) formed in the connecting block (31), the outer surface of the tensioning wheel (32) can be abutted against the overhead ground wire, an elastic element (5) is arranged in the mounting groove (311), and the elastic element (5) acts on the inner walls of the tensioning wheel (32) and the mounting groove (311) respectively.
3. An overhead ground wire tension adjusting device according to claim 2, characterized in that the adjusting plate (2) is further provided with a connecting channel (23), the limiting groove (21) is communicated with the sliding groove (22) through the connecting channel (23), the connecting channel (23) is internally provided with the elastic element (5), one end of the elastic element (5) is connected to the side wall of the connecting channel (23), the other end of the elastic element (5) acts on the other side wall of the connecting channel (23), and the elastic element (5) can seal the connecting channel (23).
4. An overhead ground wire tension adjusting device according to claim 3, characterized in that the connecting piece (4) comprises a locking pin (41), a connecting hanging ring (42) and a connecting hanging plate (43), the locking pin (41) is arranged in the limiting groove (21), one end of the connecting hanging ring (42) is rotationally connected with the locking pin (41), a passing hole (421) is formed in the other end of the connecting hanging ring (42), and the connecting hanging plate (43) is rotationally connected with the connecting hanging ring (42) through the passing hole (421).
5. The overhead ground wire tension adjusting device according to claim 4, wherein a limiting block (44) is sleeved on the locking pin (41), special-shaped grooves (25) matched with the limiting block (44) are formed in the inner walls of the limiting groove (21), the connecting channel (23) and the sliding groove (22), and the outer ends of the limiting block (44) are abutted to the inner walls of the special-shaped grooves (25).
6. An overhead ground wire tension adjusting device according to claim 2, characterized in that the mounting groove (311) is rotationally connected with a damping component (6), the damping component (6) comprises a sleeve (61), a connecting rod (62) and a connecting sleeve (63), the sleeve (61) is rotationally connected to the inner wall of the mounting groove (311), the connecting rod (62) is slidingly connected with the sleeve (61) and fixedly connected with the connecting sleeve (63), and the tensioning wheel (32) is rotationally connected to the connecting sleeve (63).
7. The overhead ground wire tension adjusting device according to claim 6, wherein the connecting block (31) is provided with an adjusting component (7), the connecting block (31) is provided with an adjusting groove (312), and the adjusting component (7) is arranged in the adjusting groove (312) and is rotationally connected with the sleeve (61) and can control the rotation angle of the sleeve (61).
8. The overhead ground wire tension adjusting device according to claim 7, wherein the adjusting assembly (7) comprises an adjusting turntable (71), an adjusting rod (72) and an adjusting piece (73), two ends of the adjusting rod (72) are respectively connected with the adjusting turntable (71) and the sleeve (61) in a sliding mode, the adjusting piece (73) can drive the adjusting turntable (71) to rotate, a plurality of clamping grooves (3121) are formed in the inner wall of the adjusting groove (312), clamping pieces (74) are formed in the adjusting turntable (71), the clamping pieces (74) are arranged in mounting holes (711) formed in the adjusting turntable (71), the clamping pieces (74) comprise ratchets (741) and a connecting shaft (742), the ratchets (741) are connected with the connecting shaft (742), the outer ends of the connecting shaft (742) are sleeved with elastic elements (5), and two ends of the elastic elements (5) respectively act on the ratchets and the mounting holes (741).
9. The overhead ground wire tension adjusting device according to claim 8, wherein the adjusting member (73) comprises an adjusting knob (731), a connecting pin (732) and a locking plate (733), one end of the connecting pin (732) is connected with the adjusting knob (731), the other end of the connecting pin (732) is connected with the locking plate (733), a special-shaped hole matched with the locking plate (733) is formed in the adjusting turntable (71), a pressing plate (734) is arranged on the connecting pin (732), and the pressing plate (734) is arranged at the top end of the locking plate (733) and is connected with the locking plate (733).
10. The overhead ground wire tension adjusting device according to claim 1, wherein the adjusting plate (2) is provided with a plurality of connecting holes (24), and the hanging point hardware fitting (1) is connected with the adjusting plate (2) through any one of the connecting holes (24).
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| CN202311159536.3A CN116914671B (en) | 2023-09-11 | 2023-09-11 | Overhead ground wire tension adjusting device |
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| CN202311159536.3A CN116914671B (en) | 2023-09-11 | 2023-09-11 | Overhead ground wire tension adjusting device |
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| CN116914671B CN116914671B (en) | 2023-12-01 |
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Cited By (1)
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|---|---|
| CN116914671B (en) | 2023-12-01 |
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