CN106149760B - cable well cover opening device - Google Patents

Abstract

The invention relates to an opening device for a cable well cover, which comprises a main beam, a right column and a height-adjustable left column. The main beam is provided with a turntable, and the turntable is provided with a lifting assembly. The guide rail and the slider are arranged on the linear guide rail, the push assembly is provided on the right column, the adjustment assembly is provided on the horizontal bar, and the drive assembly is connected to the turntable; The lifting component is lowered to connect with the cable well cover, and the pulling force generated when the telescopic rod in the first push rod is reset can realize the rapid opening of the cable well cover, which effectively reduces the work intensity of the existing operators when opening, and realizes the lifting component through the turntable. The rotation can effectively prevent the power cover plate from falling into the well hole, has high safety performance, reduces the damage degree of the side wall of the well hole, and improves the service life.

Description

Cable manhole cover opening device

technical field

The invention relates to a device for opening a cable well cover.

Background technique

For the sake of a beautiful urban environment, bid farewell to the era of road poles, in line with the requirements of the government's facade renovation, overhead wires, and power communication lines, now our power sector needs to carry out underground transformation of urban overhead transmission and distribution lines and communication lines, and at the same time perform daily maintenance. It is also necessary to open a large number of cable wells for work. With the continuous increase in the number of cable wells, especially the weight of 35kV and above cable wells, in order to open the power wells, at least four operators need to be lifted by crowbar tops and levers, which is not only time-consuming It is laborious, and it is easy to drop the power cover plate of two hundred kilograms into the well hole and damage the optical cable to cause a safety hazard. At the same time, manually prying the side wall of the well hole will easily cause damage to the well ring.

Contents of the invention

The technical problem to be solved by the present invention is to provide a cable well cover opening device to solve the problem of heavy workload when the existing cable well cover is opened.

In order to solve the above technical problems, the present invention is achieved through the following technical solutions: the cable manhole cover opening device includes a main beam, a right column and a height-adjustable left column, the left column and the right column are respectively detachably connected with the main beam, and the main beam There is a turntable on the top, and a lifting assembly is arranged on the turntable. The lifting assembly includes a slider and a lifting part. The lifting part is set on the slider through the first push rod. The lifting of the first push rod realizes the lifting of the lifting part. Linear guide rail, the slider is set on the linear guide rail, the right column is provided with a push assembly that pushes the slider to slide on the linear guide rail, the lifting part includes a horizontal bar and a hook, and the hook is set on the horizontal bar through the second push rod On the horizontal crossbar, there is an adjustment assembly, which ensures the balance of the horizontal crossbar during lifting, and the drive assembly is connected to the turntable.

Preferably, the push assembly includes a support part and a push part, the support part is detachably connected to the right column, the push part is arranged on the support part, and the slide block is pushed by the push part to slide on the linear guide rail, the slide block has good effect, It can ensure the overall balance of the hoisting assembly during hoisting, and the setting of the supporting part prevents the damage of the pushing part and improves the service life.

Preferably, the supporting part includes a horizontal part, a vertical part and a reinforcing rib, the vertical part is detachably connected to the right column through a bolt assembly, one end of the reinforcing rib is arranged on the horizontal part, and the other end of the reinforcing rib is arranged on the vertical part Above, the push part includes the third push rod and push plate, the push plate is fixedly connected to the third push rod, the third push rod is set on the horizontal part, the structure is stable, the installation and disassembly are convenient, the push effect is good, and the slider can be guaranteed to slide time stability.

Preferably, both ends of the horizontal cross bar are provided with adjustment assemblies, the adjustment assembly includes a vertical rod and a weight plate, the vertical rod is fixedly connected to the horizontal cross bar, and the weight plate is arranged on the vertical rod, by adjusting the weight plate The weight ensures the balance when the horizontal bar is hoisted. The structure is simple and can adapt to different types of cable manhole covers to ensure the safety performance when lifting and rotating. The horizontal bar is realized by setting weight plates of different weights at both ends of the horizontal bar. , easy to adjust and reliable to operate.

Preferably, the drive assembly includes a reduction motor and a transmission assembly, the transmission assembly includes a rotating shaft and a worm gear and a worm meshing with each other, the worm is arranged on the reduction motor, the worm wheel is fixedly connected to the rotation shaft, the rotation shaft is connected to the turntable, and the reduction motor drives the worm to rotate , The worm drives the worm wheel to realize the rotation of the rotating shaft, thereby realizing the rotation of the turntable, the driving effect is good, the rotation speed during rotation can be well controlled, and the safety performance during rotation is guaranteed.

Preferably, guide wheels are provided on the main girder, and the turntable can be guided and rotated on the horizontal horizontal plate through the guide wheels, which can ensure the stability of the turntable during rotation and improve safety performance.

Preferably, a guide rod is provided on the horizontal horizontal plate, and a guide sleeve is provided on the second push rod. The guide rod slides in the guide sleeve to realize the guided lifting of the horizontal horizontal plate. A limit switch is provided on the top of the guide rod to ensure that the horizontal horizontal plate The horizontality of the rod when lifting and lowering improves the safety performance.

Preferably, the left column includes a fixed rod and an adjustment rod, the fixed rod is detachably connected to the main beam through the first screw rod, the adjustment rod is fixedly connected to the fixed rod by threads, and the bottom end of the adjustment rod is conical, and the fixed rod There is a fixing groove for fixing the adjusting rod on the top, which can realize the height adjustment of the left column according to different terrains. The setting of the fixing groove can prevent the damage of the adjusting rod. The first screw rod is convenient for the installation and disassembly of the left column.

Preferably, the right column is detachably connected to the main beam through the second screw rod, and the right column is also provided with a placement groove for placing tools, which is convenient for installation and disassembly of the right column, and the setting of the placement groove facilitates tool placement and prevents loss of tools.

In summary, the advantages of the present invention: 1. The lifting assembly is lowered to be connected with the cable manhole cover by pushing out the telescopic rod in the first push rod, and the pulling force generated when the telescopic rod in the first push rod is reset realizes the rapid opening of the cable manhole cover , which effectively reduces the working intensity of the existing operators when opening, and realizes the rotation of the lifting component through the turntable, which can effectively prevent the electric cover plate from falling into the well hole, has high safety performance, and reduces the damage of the side wall of the well hole , improve service life;

2. Adjusting the setting of the components can ensure the balance of the horizontal bar during lifting, improve the installation performance, and reduce the shaking of the lifting components during lifting and rotating;

3. The setting of the push component can realize the alignment between the lifting component and the cable manhole cover, and can adapt to different types of cable manhole covers. The setting of the linear guide rail can ensure the straightness of the lifting component when sliding and improve the safety performance;

4. The left column and the right column are detachably connected to the main beam, which can realize rapid installation on site, and the height of the left column is adjustable, which can adapt to different terrains for installation. It has good practical performance and low cost of use.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is the structural representation of cable well cover opening device of the present invention;

Fig. 2 is the structural representation of lifting assembly of the present invention;

Fig. 3 is a structural schematic diagram of the pushing assembly of the present invention.

Detailed ways

As shown in Figures 1, 2 and 3, the cable manhole cover opening device includes a main beam 1, a right column 2 and a height-adjustable left column 3, and the left column 3 and the right column 2 are respectively detachably connected to the main beam 1. The main girder 1 is provided with a turntable 4, and the turntable 4 is provided with a hoisting assembly 5. The hoisting assembly 5 includes a slider 51 and a hoisting part 52. The hoisting part 52 is arranged on the slider 51 through a first push rod 50, and the first push rod The lifting of 50 realizes the lifting of the lifting part 52. The turntable 4 is provided with a linear guide rail 41, the slider 51 is arranged on the linear guide rail 41, and the right column 2 is provided with a push assembly 6 that pushes the slider 51 to slide on the linear guide rail 41. The lifting part 52 includes a horizontal cross bar 53 and a suspension hook 54. The suspension hook 54 is arranged on the horizontal cross bar 53 through the second push rod 55. The horizontal cross bar 53 is provided with an adjustment assembly 7, which ensures the horizontal cross bar 53 when lifting. The rod 53 is balanced, and the drive assembly 8 is connected to the turntable 4 .

The push assembly 6 includes a support part 60 and a push part 61. The support part 60 is detachably connected to the right column 2. The push part 61 is arranged on the support part 60. The slide block is pushed by the push part to slide on the linear guide rail. The block effect is good, which can ensure the overall balance of the lifting assembly during lifting. The setting of the supporting part prevents the damage of the pushing part and improves the service life. The supporting part 60 includes a horizontal part 62, a vertical part 63 and a reinforcing rib 64. The part 63 is detachably connected to the right column 2 through a bolt assembly, one end of the reinforcing rib 64 is arranged on the horizontal part 62, and the other end of the reinforcing rib 64 is arranged on the vertical part 63, and the pushing part 61 includes a third push rod 65 and Push plate 66, push plate 66 is fixedly connected on the third push rod 65, the third push rod 65 is arranged on the horizontal part 62, stable structure, easy installation and disassembly, good pushing effect, can ensure the stability when the slider slides.

Both ends of the horizontal bar 53 are provided with an adjustment assembly 7, the adjustment assembly 7 includes a vertical bar 71 and a weight plate 72, the vertical bar 71 is fixedly connected to the horizontal bar 53, and the weight plate 72 is arranged on the vertical bar 71, By adjusting the weight of the weight plate 72 to ensure the balance when the horizontal bar 53 is hoisted, the structure is simple and can adapt to different types of cable manhole covers to ensure the safety performance when lifting and rotating. The weight plates of different weights are set at both ends of the horizontal bar. , to achieve the horizontality of the horizontal bar, easy to adjust, and reliable in operation. The drive assembly 8 includes a geared motor 81 and a transmission assembly 82. The transmission assembly 82 includes a rotating shaft 83 and a worm wheel 84 and a worm 85 that are meshed with each other. The worm 85 is arranged on the geared motor On 81, the worm gear 84 is fixedly connected to the rotating shaft 83, and the rotating shaft 83 is connected to the turntable 4. The geared motor drives the worm to rotate, and the worm drives the worm wheel to realize the rotation of the rotating shaft, thereby realizing the rotation of the turntable. The driving effect is good and the rotation can be well controlled The speed at the time ensures the safety performance during rotation.

The main beam 1 is provided with a guide wheel 11, through which the guide wheel 11 realizes the guide rotation of the turntable 4 on the horizontal horizontal plate 53, which can ensure the stability of the turntable rotation and improve the safety performance. The horizontal horizontal plate 53 is provided with a guide rod 9 , the second push rod 55 is provided with a guide sleeve 91, the guide rod 9 slides in the guide sleeve 91 to realize the guided lifting of the horizontal cross plate 53, and the top of the guide rod 9 is provided with a limit switch 92, which can ensure that the horizontal cross bar rises and falls. Horizontal, improve safety performance, the left column 3 includes a fixed rod 31 and an adjustment rod 32, the fixed rod 31 is detachably connected with the main beam 1 through the first screw rod 33, the adjustment rod 32 is fixedly connected to the fixed rod 31 by threads, and the adjustment The bottom end of rod 32 is conical shape setting, and fixed rod 31 is provided with the fixing groove 34 of fixing adjusting rod 32, can realize the height adjustment of left column according to different terrains, and the setting of fixing groove prevents the damage of adjusting rod, The first screw rod is convenient for the installation and disassembly of the left column, the right column 2 is detachably connected with the main beam 1 by the second screw rod 21, and the right column 2 is also provided with a placement groove 22 for placing tools, which is convenient for the installation and disassembly of the right column, and the setting of the placement groove , easy to place the tool and prevent the loss of the tool.

During use, adjust the height of the left column 3 according to the situation around the cable manhole cover, then the left column 3 is installed on the main beam 1 by the first screw rod 33, and the right column 2 is installed on the main beam 1 by the second screw rod 21. The bolt assembly installs the supporting part 60 on the right column 2, pushes out the telescopic rod in the first push rod 50 to realize the lowering of the lifting part 52, and pushes the lifting component 5 to the center of the cable well cover through the pushing component 6 according to different cable well covers , when the hook 54 is connected to the cable well cover, it is safe and reliable, and the pulling force generated when the telescopic rod in the first push rod 50 is reset realizes the rapid opening of the cable well cover. When the limit switch 92 detects that the first push rod 50 is reset to the set position , the reduction motor 81 works, drives the worm 85 to rotate, and then drives the worm wheel 84 to rotate, realizes the rotation of the turntable 4, and rotates the cable well cover to a certain angle, thereby facilitating the maintenance of the well hole by the operator and preventing the electric cover plate from falling into the well in the hole.

Except above-mentioned preferred embodiment, the present invention also has other embodiments, and those skilled in the art can make various changes and deformations according to the present invention, as long as they do not depart from the spirit of the present invention, all should belong to the scope defined in the appended claims of the present invention scope.

Claims (6)

1. cable well cover opening device, it is characterised in that：Including girder (1), right column (2) and adjustable for height left column (3), Left column (3), right column (2) are detachably connected with girder (1) respectively, and girder (1) is equipped with turntable (4), and turntable (4) is equipped with Component (5) is lifted by crane, lifting component (5) includes sliding block (51) and plays hanging part (52), plays hanging part (52) and is set by the first push rod (50) Put on sliding block (51), the lifting of hanging part (52) has been realized in the lifting of the first push rod (50), and turntable (4) is equipped with line slideway (41), sliding block (51) is arranged on line slideway (41), and right column (2), which is equipped with, promotes sliding block (51) on line slideway (41) The pushing component (6) of slip, playing hanging part (52) includes horizontal cross bar (53) and suspension hook (54), and suspension hook (54) passes through the second push rod (55) it is arranged on horizontal cross bar (53), horizontal cross bar (53) is equipped with adjusting part (7), is ensured by adjusting part (7) Horizontal cross bar (53) balances when hanging, and drive component (8) is connected with turntable (4)；

Pushing component (6) includes supporting part (60) and pushing part (61), and supporting part (60) is detachably connected on right column (2), Pushing part (61) is arranged on supporting part (60)；

The both ends of horizontal cross bar (53) are equipped with adjusting part (7), and adjusting part (7) includes upright bar (71) and scale pan (72), Upright bar (71) is fixedly connected on horizontal cross bar (53), and scale pan (72) is arranged in upright bar (71), by adjusting scale pan (72) weight ensures balance during horizontal cross bar (53) lifting；

Drive component (8) includes decelerating motor (81) and transmission component (82), and transmission component (82) is including shaft (83) and mutually The worm gear (84) and worm screw (85), worm screw (85) of engaged transmission are arranged on decelerating motor (81), and worm gear (84) is fixedly connected on In shaft (83), shaft (83) is connected with turntable (4).

2. cable well cover opening device according to claim 1, it is characterised in that：Supporting part (60) includes horizontal part (62), vertical portion (63) and reinforcing rib (64), vertical portion (63) are detachably connected on right column (2) by bolt assembly, added One end of strengthening tendons (64) is arranged on horizontal part (62), and the other end of reinforcing rib (64) is arranged on vertical portion (63), pushing part (61) the 3rd push rod (65) and push plate (66) are included, push plate (66) is fixedly connected on the 3rd push rod (65), the 3rd push rod (65) It is arranged on horizontal part (62).

3. cable well cover opening device according to claim 1, it is characterised in that：Girder (1) is equipped with directive wheel (11), The guided rotation of turntable (4) is realized on horizontal cross plate (53) by directive wheel (11).

4. cable well cover opening device according to claim 1, it is characterised in that：Horizontal cross plate (53) is equipped with guide rod (9), the second push rod (55) is equipped with guide sleeve (91), and guide rod (9) slides in guide sleeve (91) and realizes horizontal cross plate (53) Guiding lifting, the top of guide rod (9) is equipped with limit switch (92).

5. cable well cover opening device according to claim 1, it is characterised in that：Left column (3) includes fixed link (31) With adjusting rod (32), fixed link (31) is detachably connected by the first screw rod (33) and girder (1), and adjusting rod (32) passes through screw thread It is fixedly connected in fixed link (31), and the bottom of adjusting rod (32) is set in cone shape, fixed link (31), which is equipped with, fixes The fixing groove (34) of adjusting rod (32).

6. cable well cover opening device according to claim 1, it is characterised in that：Right column (2) passes through the second screw rod (21) it is detachably connected with girder (1), the placing groove (22) of place tool is additionally provided with right column (2).