CN212315388U - Cable trench cover opening tool - Google Patents
Cable trench cover opening tool Download PDFInfo
- Publication number
- CN212315388U CN212315388U CN202021040711.9U CN202021040711U CN212315388U CN 212315388 U CN212315388 U CN 212315388U CN 202021040711 U CN202021040711 U CN 202021040711U CN 212315388 U CN212315388 U CN 212315388U
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- roller
- gear
- rope
- trench cover
- cable trench
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- 239000002184 metal Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 244000309464 bull Species 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
The utility model provides a cable trench cover opening tool. According to the technical scheme, a roller and a pinion are respectively arranged on a support in a rotary connection mode, a large gear is arranged in the middle of the roller, the large gear and the small gear are meshed with each other, and the pinion can be driven by a crank to rotate so as to drive the roller to rotate; the rope is wound on the roller, the hook body at the tail end of the rope is hung on the handle of the cable trench cover plate, and the rope can be lifted up by rotating the roller, so that the cable trench cover plate is opened. On the basis, the utility model discloses set up the pawl to the gear wheel, can play the lock solid effect to its turned position. The utility model discloses an use gear and hand crank in opening tool, make cable trench cover promote more laborsavingly, simultaneously, based on the gyro wheel of support bottom, make it remove convenient. The utility model discloses simple structure, low in manufacturing cost, appearance are pleasing to the eye, use convenient, fixed reliable simultaneously, are fit for being applied to in the operating mode environment in the convertor station.
Description
Technical Field
The utility model relates to a cable maintenance technical field, concretely relates to cable trench cover opening tool.
Background
The cable is used as an important component of a power system and takes charge of tasks such as transportation and distribution of electric energy, and the power cable has more influence factors in the using process, so that operation and maintenance work should be done well.
The cables are laid in various ways, and in a converter station, the cables are generally located in cable trenches. The cable trench covers in the converter stations are usually made of reinforced concrete or metal materials and can weigh more than 50 kg. In the daily operation and maintenance process, even 4 persons are needed to be capable of opening the cable trench cover plate.
Disclosure of Invention
The utility model discloses aim at to prior art's technical defect, provide a cable trench cover opening tool to solve prior art, cable trench cover weight is too big, the difficult technical problem who opens.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
a cable trench cover opening tool comprises a support, a roller, a large gear, a small gear, a crank, a fixing point, a rope, a hook body, a rocker arm, a pawl, a spring and a caster, wherein the roller is rotatably connected with the support; the outer wall of the roller and the positions at the two sides of the big gear are respectively provided with a fixed point, one end of the rope is fixedly connected to the fixed point, the rope is wound on the roller, and the other end of the rope is fixedly connected with a hook body; the lower extreme of rocking arm articulates on the support, at the upper end fixedly connected with pawl of rocking arm, the pawl is located the gear wheel periphery, the both ends of spring respectively with rocking arm and support fixed connection, be connected with a plurality of truckles in the bottom of support.
Preferably, the device also comprises a cable trench cover plate and a handle, wherein the cable trench cover plate is positioned below the roller, and the hook body is hung on the handle.
Preferably, the spring continues to impart a pulling force on the rocker arm towards the gear wheel.
Preferably, the fixing point is a metal ring, the metal ring is welded on the outer wall of the drum, and one end of the cable is bound and fixed on the metal ring.
Preferably, the large gear and the small gear are respectively a large ratchet and a small ratchet.
Preferably, four telescopic pillars are arranged at the bottom of the support, and a caster is linked to the bottom of each telescopic pillar; the truckle is the universal wheel of area brake.
In the technical scheme, the bracket is used for supporting and bearing; the roller is used for winding the cable thereon and controlling the elongation of the cable through the rotation action; the large gear is used for receiving the driving of the small gear so as to drive the roller to rotate; an operator manually rotates the crank, so that the small gear is driven to rotate, and the large gear is driven to rotate; the fixing point is used for fixing one end of the rope on the roller; the cable and the hook body at the tail end of the cable are used for being hung on a handle of the cable trench cover plate and executing traction action, so that the cable trench cover plate is lifted; the rocker arm is used for bearing the pawl; the pawl is used for wedging between adjacent teeth of the bull gear so as to lock the bull gear, when the roller needs to be rotated to perform traction or release action, the pawl needs to be lifted manually, and when the action is completed and the fixed state needs to be kept, the bull gear is fixed by the pawl; the spring is used for continuously giving the pulling force to the rocker arm to face the large gear, so that the pawl is continuously in a locking state to the large gear when no external force intervenes; the truckle is used for making the utility model discloses be convenient for remove, when using the utility model discloses the time, push away it to cable trench cover top, carry out work.
The utility model discloses a use method as follows: will the utility model discloses wholly push away cable trench cover top, articulate the terminal coupler body of strand at cable trench cover on hand, then manually lift the pawl, manually rotate the crank again, make the cylinder rotatory, the strand is lifted to open cable trench cover.
The utility model provides a cable trench cover opening tool. According to the technical scheme, the handle of the cable trench cover plate is pulled by the aid of the rope wound on the roller, so that the opening effect is achieved. Specifically, the utility model is provided with a roller and a pinion on the bracket in a rotary connection mode, the middle part of the roller is provided with a big gear, the big gear and the small gear are mutually meshed, and the pinion can be driven by the crank to rotate so as to drive the roller to rotate; the rope is wound on the roller, the hook body at the tail end of the rope is hung on the handle of the cable trench cover plate, and the rope can be lifted up by rotating the roller, so that the cable trench cover plate is opened. On the basis, the utility model discloses set up the pawl to the gear wheel, can play the lock solid effect to its turned position. The utility model discloses an use gear and hand crank in opening tool, make cable trench cover promote more laborsavingly, simultaneously, based on the gyro wheel of support bottom, make it remove convenient. The utility model discloses simple structure, low in manufacturing cost, appearance are pleasing to the eye, use convenient, fixed reliable simultaneously, are fit for being applied to in the operating mode environment in the convertor station.
Drawings
FIG. 1 is a top view of the present invention when the hoist cable is not being wound;
fig. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is a structural diagram of the wrapping of the rope on the drum according to the present invention;
fig. 4 is a plan view of a cable trench cover according to the present invention;
in the figure:
1. support 2, roller 3, bull gear 4, pinion
5. Crank 6, fixing point 7, cable 8 and hook body
9. Rocker arm 10, pawl 11, spring 13 and cable trench cover plate
14. A handle.
Detailed Description
The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
A cable trench cover opening tool is shown in figures 1-4 and comprises a support 1, a roller 2, a large gear 3, a small gear 4, a crank 5, a fixing point 6, a rope 7, a hook body 8, a rocker arm 9, a pawl 10, a spring 11 and a caster, wherein the roller 2 is rotatably connected with the support 1, the large gear 3 is fixedly connected with the middle of the outer wall of the roller 2, the small gear 4 is rotatably connected with the support 1, the small gear 4 is meshed with the large gear 3, and the crank 5 is connected with the small gear 4; fixing points 6 are respectively arranged on the outer wall of the roller 2 and at the two sides of the big gear 3, one end of a rope 7 is fixedly connected to the fixing points 6, the rope 7 is wound on the roller 2, and the other end of the rope 7 is fixedly connected with a hook body 8; the lower extreme of rocking arm 9 articulates on support 1, and at the upper end fixedly connected with pawl 10 of rocking arm 9, pawl 10 is located gear wheel 3 periphery, and the both ends of spring 11 are connected with rocking arm 9 and support 1 fixed connection respectively, are connected with a plurality of truckles in the bottom of support 1.
The device has the following structural characteristics: the bracket 1 is used for supporting and bearing; the roller 2 is used for winding the rope 7 and controlling the elongation of the rope 7 through rotation; the large gear 3 is used for receiving the driving of the small gear 4 so as to drive the roller 2 to rotate; an operator manually rotates the crank 5, so that the pinion 4 is driven to rotate, and the bull gear 3 is driven to rotate; the fixing point 6 is used for fixing one end of the rope 7 on the roller 2; the rope 7 and the hook 8 at the end thereof are used for hanging on a handle 14 of the cable trench cover plate 13 and performing a pulling action, so that the cable trench cover plate 13 is lifted; the rocker arm 9 is used for carrying a pawl 10; the pawl 10 is used for wedging between adjacent teeth of the bull gear 3 so as to lock the bull gear 3, when the roller 2 needs to be rotated to perform traction or release action, the pawl 10 needs to be manually lifted, and when the action is completed and the fixed state needs to be kept, the bull gear 3 is fixed by the pawl 10; the spring 11 is used to continuously give the rocker arm 9 a pulling force towards the gearwheel 3, so that the pawl 10 is continuously in the locked state to the gearwheel 3 when no external force intervenes; the truckle is used for making the utility model discloses be convenient for remove, when using the utility model discloses the time, push away it to cable trench cover 13 top, carry out work.
The use method of the device is as follows: will the utility model discloses wholly push away cable trench cover 13 top, articulate the hook 8 of 7 terminal ropes on cable trench cover 13's handle 14, then manually lift pawl 10, manually rotate crank 5 again, make cylinder 2 rotatory, ropes 7 is lifted to lift cable trench cover 13.
Example 2
A cable trench cover opening tool is shown in figures 1-4 and comprises a support 1, a roller 2, a large gear 3, a small gear 4, a crank 5, a fixing point 6, a rope 7, a hook body 8, a rocker arm 9, a pawl 10, a spring 11 and a caster, wherein the roller 2 is rotatably connected with the support 1, the large gear 3 is fixedly connected with the middle of the outer wall of the roller 2, the small gear 4 is rotatably connected with the support 1, the small gear 4 is meshed with the large gear 3, and the crank 5 is connected with the small gear 4; fixing points 6 are respectively arranged on the outer wall of the roller 2 and at the two sides of the big gear 3, one end of a rope 7 is fixedly connected to the fixing points 6, the rope 7 is wound on the roller 2, and the other end of the rope 7 is fixedly connected with a hook body 8; the lower extreme of rocking arm 9 articulates on support 1, and at the upper end fixedly connected with pawl 10 of rocking arm 9, pawl 10 is located gear wheel 3 periphery, and the both ends of spring 11 are connected with rocking arm 9 and support 1 fixed connection respectively, are connected with a plurality of truckles in the bottom of support 1. Meanwhile, the drum type electric drum further comprises a cable trench cover plate 13 and a handle 14, wherein the cable trench cover plate 13 is located below the drum 2, and the hook body 8 is hung on the handle 14. The spring 11 continues to give the rocker arm 9 a pulling force towards the gearwheel 3. The fixing point 6 is a metal ring which is welded on the outer wall of the roller 2, and one end of the cable 7 is bound and fixed on the metal ring. The big gear 3 and the small gear 4 are respectively a big ratchet wheel and a small ratchet wheel. The bottom of the support 1 is provided with four telescopic struts, and the bottom of each telescopic strut is connected with a caster; the truckle is the universal wheel of area brake.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a cable trench cover opener which characterized in that: the device comprises a support (1), a roller (2), a large gear (3), a small gear (4), a crank (5), a fixing point (6), a rope (7), a hook body (8), a rocker arm (9), a pawl (10), a spring (11) and casters, wherein the roller (2) is rotatably connected with the support (1), the large gear (3) is fixedly connected with the middle part of the outer wall of the roller (2), the small gear (4) is rotatably connected with the support (1), the small gear (4) is meshed with the large gear (3), and the crank (5) is connected with the small gear (4); fixing points (6) are respectively arranged on the outer wall of the roller (2) and at the positions on the two sides of the big gear (3), one end of a rope (7) is fixedly connected to the fixing points (6), the rope (7) is wound on the roller (2), and the other end of the rope (7) is fixedly connected with a hook body (8); the lower end of the rocker arm (9) is hinged to the support (1), a pawl (10) is fixedly connected to the upper end of the rocker arm (9), the pawl (10) is located on the periphery of the large gear (3), two ends of the spring (11) are fixedly connected with the rocker arm (9) and the support (1) respectively, and a plurality of trundles are connected to the bottom end of the support (1).
2. The cable duct cover opener of claim 1, wherein: the drum type cable drum is characterized by further comprising a cable trench cover plate (13) and a handle (14), wherein the cable trench cover plate (13) is located below the drum (2), and the hook body (8) is hung on the handle (14).
3. The cable duct cover opener of claim 1, wherein: the spring (11) continues to give the rocker arm (9) a pulling force towards the gearwheel (3).
4. The cable duct cover opener of claim 1, wherein: the fixing point (6) is a metal ring, the metal ring is welded on the outer wall of the roller (2), and one end of the rope (7) is fixedly bound on the metal ring.
5. The cable duct cover opener of claim 1, wherein: the big gear (3) and the small gear (4) are respectively a big ratchet wheel and a small ratchet wheel.
6. The cable duct cover opener of claim 1, wherein: the bottom of the support is provided with four telescopic struts, and the bottom of each telescopic strut is connected with a caster; the truckle is the universal wheel of area brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021040711.9U CN212315388U (en) | 2020-06-09 | 2020-06-09 | Cable trench cover opening tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021040711.9U CN212315388U (en) | 2020-06-09 | 2020-06-09 | Cable trench cover opening tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212315388U true CN212315388U (en) | 2021-01-08 |
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ID=74025843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021040711.9U Active CN212315388U (en) | 2020-06-09 | 2020-06-09 | Cable trench cover opening tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212315388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305884A (en) * | 2022-08-15 | 2022-11-08 | 中国长江电力股份有限公司 | Device and method for controlling hydraulic grabbing beam to open large-size orifice cover plate by hoisting equipment |
-
2020
- 2020-06-09 CN CN202021040711.9U patent/CN212315388U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305884A (en) * | 2022-08-15 | 2022-11-08 | 中国长江电力股份有限公司 | Device and method for controlling hydraulic grabbing beam to open large-size orifice cover plate by hoisting equipment |
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