CN111740364A

CN111740364A - Adjustable cable bridge

Info

Publication number: CN111740364A
Application number: CN202010708579.2A
Authority: CN
Inventors: 王朋; 黄歆睿; 张煜晗; 范子容; 韩静静; 王晓红; 宋超; 李成果; 孙剑; 唐慎; 田得雨; 管海峰; 李寿鹏
Original assignee: Zhucheng City Power Supply Company State Grid Shandong Electric Power Co; State Grid Corp of China SGCC
Current assignee: Zhucheng City Power Supply Company State Grid Shandong Electric Power Co; State Grid Corp of China SGCC
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2020-10-02
Anticipated expiration: 2040-07-22
Also published as: CN111740364B

Abstract

The application provides an adjustable cable bridge, which relates to the technical field of electrical equipment and comprises a bottom plate, wherein two groups of side plates are arranged at the upper part of the bottom plate, a sliding rail is arranged between the two groups of side plates, a sliding seat is connected to the sliding rail in a sliding manner, and a cable fixing device is arranged on the sliding seat; the lower part of the sliding seat is provided with a vertically arranged prism, a first gear is connected to the prism in a sliding manner, and a reset device is arranged between the first gear and the sliding seat; the lower end of the prism is provided with a rotating shaft, the rotating shaft is sleeved with the pyramid, the side surface of the pyramid is provided with a second gear, and the sliding rail is provided with a rack meshed with the first gear or the second gear; the device also comprises an ejector rod, wherein the end part of the ejector rod is provided with a pyramid matching hole matched with the pyramid. The application provides a cable testing bridge with adjustable, staff can be in ground adjustment cable fixing device's position, has reduced intensity of labour, improves cable run's maintenance efficiency.

Description

Adjustable cable bridge

Technical Field

The application relates to the technical field of electrical equipment, in particular to an adjustable cable bridge.

Background

The cable bridge is a device for fixing cables, and the existing cable bridge comprises a bottom plate provided with a cable fixing device, wherein a plurality of vertically arranged side plates are connected to the bottom plate, a top plate which is horizontally arranged and can be arranged on a building is connected to the upper end of each side plate, and the top plate is arranged on the building and then fixed on the cable fixing device when in use.

When adjusting cable rate of tension or clearance cable run among the daily maintenance, need remove cable fixing device and change the position of cable, but current cable fixing device is through bolt and nut structrual installation on the bottom plate, when needs adjust cable fixing device position, needs operating personnel to climb up the ladder of ascending a height, pulls down cable fixing device, then installs again.

The above operation has the following disadvantages: 1. the risk of falling or electric shock of the operators is increased, and the personal safety of the operators is damaged; 2. the operation is time-consuming and labor-consuming, and the labor intensity of the operators is high.

Disclosure of Invention

To the problem that exists among the prior art, this application provides a cable testing bridge with adjustable, and the staff can be in ground adjustment cable fixing device's position, has reduced intensity of labour, improves cable run's maintenance efficiency.

The application provides an adjustable cable bridge, which comprises a bottom plate, wherein two groups of side plates which are parallel to each other are arranged at the upper part of the bottom plate, a top plate is arranged at the upper ends of the side plates, a slide rail is arranged between the two groups of side plates, a slide seat is connected to the slide rail in a sliding manner, and a cable fixing device is arranged on the slide seat; the lower part of the sliding seat is provided with a vertically arranged prism, a first gear is connected to the prism in a sliding manner, and a reset device is arranged between the first gear and the sliding seat; the lower end of the prism is provided with a rotating shaft, the lower end of the rotating shaft is provided with a limiting block, the rotating shaft is sleeved with the pyramid, the upper part of the pyramid is provided with a prism avoiding hole for avoiding the prism, the lower part of the pyramid is provided with a limiting block avoiding hole for avoiding the limiting block, the pyramid is further provided with a rotating shaft hole for accommodating the rotating shaft to pass through, and the prism avoiding hole, the limiting block avoiding hole and the rotating shaft hole are communicated; a second gear is arranged on the side surface of the pyramid, and a rack meshed with the first gear or the second gear is arranged on the sliding rail; the device also comprises an ejector rod, wherein the end part of the ejector rod is provided with a pyramid matching hole matched with the pyramid.

Preferably, the number of the slide rails is two, the two slide rails are arranged in parallel, a through groove is formed in the lower portion of the slide seat, two sliding grooves matched with the slide rails are formed in two sides of the through groove respectively, and the prism is located on the inner side of the through groove.

Preferably, the ejector rod is sleeved with a sleeve, the outer side of the sleeve is rotatably connected with a rotary table, a positioning device is arranged between the sleeve and the ejector rod, the lower end of the side plate is connected with two bottom plates, a gap which is located below the slide rail and can accommodate the sleeve to pass in and out is reserved between the two bottom plates, and the gap is arranged below the slide rail.

Preferably, the turntable is provided with a stepped hole for accommodating the ejector rod to pass through, and a bearing matched with the ejector rod is arranged in the stepped hole; the stepped hole comprises a first round hole and a second round hole which are arranged from top to bottom and are communicated with each other, the diameter of the first round hole is larger than that of the second round hole, the bearing is positioned in the first round hole, and one end of the rotary table, which is close to the second round hole, is in contact with the upper surface of the bottom plate.

Preferably, the positioning device comprises a fastening bolt in threaded connection with the sleeve, and the end of the fastening bolt abuts against the side face of the ejector rod.

Preferably, the number of the side plates is four, the end part of each bottom plate corresponds to one side plate, and a connecting plate is connected between the two side plates at the same end of the two bottom plates.

Preferably, a mounting plate is connected between the two side plates at the same end of the two bottom plates, and the slide rail is located between the two mounting plates.

Preferably, the resetting device comprises a spring sleeved on the prism, the upper end of the spring is connected with the sliding seat, and the lower end of the spring is connected with the first gear.

Preferably, the lower end of the ejector rod is provided with an operating rod perpendicular to the ejector rod.

Preferably, the cable fixing device comprises a hoop.

The beneficial effect of this application lies in:

according to the adjustable cable bridge provided by the application, an operator can adjust the position of the cable fixing device on the ground by operating the ejector rod, when the position of the hoop needs to be adjusted, firstly, the ejector rod sleeved with the sleeve is inserted into a gap from the side, and at the moment, the turntable is positioned above the two bottom plates; then, the ejector rod is moved to enable the ejector rod to be aligned to the pyramid to be operated, the pyramid matching hole is matched with the pyramid, at the moment, the ejector rod is pushed, the pyramid moves upwards along with the ejector rod, the second gear is meshed with the rack, and the first gear is pushed away by the upper end of the pyramid to be separated from the rack; finally, the fastening bolts are screwed up to fix the ejector rods, at the moment, the rotary table abuts against the bottom plate, the upper ends of the ejector rods abut against the pyramids, the ejector rods are not prone to falling off, operation is facilitated, the labor intensity of operators is reduced, the risk that the operators fall off or get an electric shock when climbing a ladder or approaching a cable is avoided, and operation is simple; the maintenance efficiency of cable run is improved, the normal power consumption of user is ensured.

In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front view of an adjustable cable tray according to an embodiment of the present disclosure.

FIG. 2 is a schematic side view of an adjustable cable tray according to an embodiment of the present disclosure.

Fig. 3 is a schematic cross-sectional view of AA in fig. 1.

Fig. 4 is a partially enlarged view B of fig. 3 when the second gear is engaged with the rack.

Fig. 5 is a partial enlarged view of C in fig. 3.

Fig. 6 is a partially enlarged view D of fig. 3.

Fig. 7 is a partially enlarged view B of fig. 3 when the first gear is engaged with the rack.

In the figure, 1, a top plate, 2, a hoop, 3, a side plate, 4, a sliding rail, 5, a sliding seat, 6, a pyramid, 7, a push rod, 8, a bottom plate, 9, an operating rod, 10, a fastening bolt, 11, a sleeve, 12, a rotary table, 13, a connecting plate, 14, a mounting plate, 15, a first gear, 16, a prism avoiding hole, 17, a sliding groove, 18, a rotating shaft hole, 19, a through groove, 20, a rotating shaft, 21, a limiting block, 22, a pyramid matching hole, 23, a limiting block avoiding hole, 24, a second gear, 25, a rack, 26, a prism, 27, a spring, 28, a bearing, 29, a stepped hole, 30 and a gap.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The following explains key terms appearing in the present application.

As shown in fig. 1-3, the adjustable cable tray provided by the present application includes two bottom plates 8, in this embodiment, the number of the bottom plates 8 is two, the bottom plates 8 are rectangular, and the two bottom plates 8 are disposed opposite to each other. The upper portion of bottom plate 8 is equipped with two sets of curb plates 3 that are parallel to each other, and every curb plate 3 of group comprises a plurality of curb plate units, and curb plate 3 sets up relative both sides on the bottom plate. The upper end of curb plate 3 is equipped with roof 1, and is concrete, and 3 upper ends welding of every curb plate has the level to set up and can install roof 1 on the building, sets up the expansion bolts mounting hole that can install expansion bolts on roof 1, and roof 1 and expansion bolts adopt prior art, no longer describe herein.

In this embodiment, the number of the side plates 3 is four, the end of each bottom plate 8 corresponds to one side plate 3, and a connecting plate 13 is connected between the two side plates 3 at the same end of the two bottom plates 8. And a mounting plate 14 is connected between the two side plates 3 at the same end of the two bottom plates 8, the mounting plate 14 is positioned at the lower part of the connecting plate 13, the mounting plate 14 is parallel to the connecting plate 13, and the slide rail 4 is positioned between the two mounting plates 14.

As shown in fig. 3 and 4, a sliding rail 4 is horizontally disposed between the two sets of side plates 3, and a sliding seat 5 is slidably connected to the sliding rail 4, in this embodiment, the number of the sliding seats 5 is three, and in other embodiments, the number of the sliding seats 5 may be set according to actual requirements. Specifically, the number of the slide rails 4 is two, the two slide rails 4 are arranged in parallel, the lower portion of the slide carriage 5 is provided with a through groove 19, two sides of the through groove 19 are respectively provided with a slide groove 17 matched with the slide rails 4, and the prism 26 is located on the inner side of the through groove 19.

The slide 5 is provided with a cable fixing device, the cable fixing device comprises an anchor ear 2, and the anchor ear 2 adopts the existing device, which is not described herein again.

The lower part of the sliding seat 5 is provided with a prism 26 which is vertically arranged, specifically, the prism 26 is positioned inside the through groove 19 and between the two sliding rails 4. The prism 26 is slidably connected with a first gear 15 capable of moving downwards, a reset device is installed between the first gear 15 and the sliding seat 5, preferably, the reset device comprises a spring 27 sleeved on the prism 26, the upper end of the spring 27 is connected with the sliding seat 5, and the lower end of the spring 27 is connected with the first gear 15.

The lower end of the prism 26 is connected with a rotating shaft 20, and a limiting block 21 is arranged below the rotating shaft 20. The rotating shaft 20 is sleeved with the pyramid 6, a through hole is formed in the pyramid 5, and the rotating shaft 20 is inserted into the through hole of the pyramid. Prism dodging hole 16 used for dodging prism 26 is seted up on the upper portion of pyramid 6, stopper dodging hole 23 used for dodging stopper 21 is seted up to the lower part of pyramid 6, still set up on pyramid 6 and hold pivot hole 18 that pivot 20 passed, pivot hole 18 upper end and prism dodge hole 16 intercommunication, pivot hole 18 lower extreme and stopper dodge hole 23 intercommunication.

A second gear 24 is arranged on the side surface of the pyramid 6, and racks 25 which can be respectively meshed with the first gear 15 and the second gear 24 are arranged on the slide rail 4; the device also comprises a top rod 7, wherein the end part of the top rod 7 is provided with a pyramid matching hole 22 which can be matched with the pyramid 6.

The distance between the upper end face of the second gear 24 and the lower end face of the first gear 15 is smaller than the height of the rack 25, so that the rack 25 is ensured to be meshed with at least one of the first gear 15 or the second gear 24 at any time, and the rack 25 is prevented from losing restraint, so that the sliding seat 5 moves under the action of a cable.

If the first gear 15 can not be smoothly meshed with the rack 25, the ejector rod 7 is slightly rotated, the position of the rack 25 is changed, and the first gear 15 is conveniently meshed with the rack 25.

In this embodiment, the prism 26 is a quadrangular prism, and correspondingly, the pyramid 6 is a quadrangular pyramid. In other embodiments, prism 26 may be hexagonal prism, and pyramid 6 may be hexagonal pyramid.

As shown in fig. 3-6, a sleeve 11 is sleeved on the ejector rod 7, a positioning device is arranged between the sleeve 11 and the ejector rod 7, the positioning device comprises a fastening bolt 10 in threaded connection with the sleeve 11, and the end of the fastening bolt 10 can abut against the side surface of the ejector rod 7. In this embodiment, the sleeve 11 and the rod 7 are preferably made of an insulating material, and the insulating material is an existing device and is not described herein again.

The lower end of the side plate 3 is connected with two bottom plates 8, a gap 30 which is located below the slide rail 4 and can accommodate the sleeve 11 to enter and exit is reserved between the two bottom plates 8, the sleeve 11 can enter and exit the gap 30, and the gap 30 is arranged below the slide rail 4.

Specifically, the outer side of the sleeve 11 is rotatably connected with a rotary table 12, a stepped hole 29 for accommodating the ejector rod 7 to pass through is formed in the rotary table 12, and a bearing 28 matched with the ejector rod 7 is installed in the stepped hole 29; the stepped hole 29 comprises a first round hole and a second round hole which are arranged from top to bottom and are communicated with each other, the diameter of the first round hole is larger than that of the second round hole, the bearing 28 is positioned in the first round hole, and one end of the rotary table 12, which is close to the second round hole, is in contact with the upper surface of the bottom plate 8.

And the lower end of the ejector rod 7 is provided with an operating rod 9 vertical to the ejector rod 7. In this embodiment, the number of the operating rods 9 is four, and the four operating rods 9 are uniformly arranged along the circumferential direction of the push rod 7.

The implementation manner of the embodiment is as follows:

as shown in fig. 7, when the present invention is used, the top plate 1 is installed on a building, and then the cable is fixed to the anchor ear 2.

When the position of the hoop 2 needs to be adjusted, firstly, the ejector rod 7 sleeved with the sleeve 11 is inserted into the gap 30 from the side, and at the moment, the turntable 12 is positioned above the two bottom plates 8; then, the top rod 7 is moved to make the top rod 7 align with the pyramid 6 to be operated, and the pyramid matching hole 22 is matched with the pyramid 6, at this time, the top rod 7 is pushed, the pyramid 6 moves upwards along with the top rod, the second gear 24 is meshed with the rack 25, and the first gear 15 is pushed by the upper part of the pyramid 6 to be separated from the rack 25; finally, the fastening bolt 10 is screwed, the ejector rod 7 is fixed through the fastening bolt 10, at the moment, the rotary table 12 abuts against the bottom plate 8, the upper end of the ejector rod 7 abuts against the pyramid 6, the ejector rod 7 is not prone to falling, operation is convenient, and labor intensity of operators is reduced. At this time, the operating lever 9 is operated to rotate the push rod 7, the push rod 7 drives the pyramid 6 and the second gear 24 to rotate, and the slide 5 and the anchor ear 2 move along the slide rail 4.

After the position of the hoop 2 is adjusted, firstly, the fastening bolt 10 is loosened; then, the mandril 7 is pulled, at the moment, the first gear 15 moves downwards under the action of the spring 27, the first gear 15 is meshed with the rack 25, the first gear 15 continues to push the pyramid 6, and the second gear 24 is separated from the rack 25; finally, the ejector rod 7 sleeved with the sleeve 11 is moved out of the gap 30 from the side.

Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An adjustable cable bridge frame is characterized in that: the cable fixing device comprises a bottom plate (8), wherein two groups of side plates (3) which are parallel to each other are arranged at the upper part of the bottom plate (8), a top plate (1) is arranged at the upper end of each side plate (3), a sliding rail (4) is arranged between the two groups of side plates (3), a sliding seat (5) is connected onto the sliding rail (4) in a sliding manner, and a cable fixing device is arranged on the sliding seat (5); a prism (26) which is vertically arranged is arranged at the lower part of the sliding seat (5), a first gear (15) is connected onto the prism (26) in a sliding manner, and a resetting device is arranged between the first gear (15) and the sliding seat (5); the lower end of the prism (26) is provided with a rotating shaft (20), the lower end of the rotating shaft (20) is provided with a limiting block (21), the rotating shaft is sleeved with a pyramid (6), the upper part of the pyramid (6) is provided with a prism avoiding hole (16) for avoiding the prism (26), the lower part of the pyramid (6) is provided with a limiting block avoiding hole (23) for avoiding the limiting block (21), the pyramid (6) is further provided with a rotating shaft hole (18) for accommodating the rotating shaft (20) to pass through, and the prism avoiding hole (16), the limiting block avoiding hole (23) and the rotating shaft hole (18) are communicated; a second gear (24) is installed on the side surface of the pyramid (6), and a rack (25) meshed with the first gear (15) or the second gear (24) is installed on the sliding rail (4); the device also comprises a top rod (7), wherein the end part of the top rod (7) is provided with a pyramid matching hole (22) which can be matched with the pyramid (6).

2. The adjustable cable tray of claim 1, wherein: the number of the slide rails (4) is two, the two slide rails (4) are arranged in parallel, the lower part of the slide seat (5) is provided with a through groove (19), two sides of the through groove (19) are respectively provided with a sliding groove (17) matched with the slide rails (4), and the prism (26) is positioned on the inner side of the through groove (19).

3. The adjustable cable tray according to any one of claims 1 or 2, wherein: the improved structure is characterized in that the ejector rod (7) is sleeved with a sleeve (11), the outer side of the sleeve (11) is rotatably connected with a rotary table (12), a positioning device is arranged between the sleeve (11) and the ejector rod (7), the lower end of the side plate (3) is connected with two bottom plates (8), a gap (30) which is located below the sliding rail (4) and can accommodate the sleeve (11) to pass in and out is reserved between the two bottom plates (8), and the gap (30) is arranged below the sliding rail (4).

4. The adjustable cable tray of claim 3, wherein: a stepped hole (29) for accommodating the ejector rod (7) to pass through is formed in the rotary table (12), and a bearing (28) matched with the ejector rod (7) is installed in the stepped hole (29); the stepped hole (29) comprises a first round hole and a second round hole which are arranged from top to bottom and are communicated with each other, the diameter of the first round hole is larger than that of the second round hole, the bearing (28) is arranged in the first round hole, and one end, close to the second round hole, of the rotary table (12) is in contact with the upper surface of the bottom plate (8).

5. The adjustable cable tray of claim 3, wherein: the positioning device comprises a fastening bolt in threaded connection with the sleeve (11), and the end part of the fastening bolt is abutted against the side surface of the ejector rod (7).

6. The adjustable cable tray of claim 3, wherein: the number of the side plates (3) is four, the end part of each bottom plate (8) corresponds to one side plate (3), and a connecting plate (13) is connected between the two side plates (3) at the same end of the two bottom plates (8).

7. The adjustable cable tray of claim 3, wherein: be located and be connected with mounting panel (14) between two curb plate (3) of two bottom plates (8) same end, slide rail (4) are located between two mounting panels (14).

8. The adjustable cable tray of claim 1, wherein: the resetting device comprises a spring (27) sleeved on the prism (26), the upper end of the spring (27) is connected with the sliding seat (5), and the lower end of the spring (27) is connected with the first gear (15).

9. The adjustable cable tray of claim 1, wherein: the lower end of the ejector rod (7) is provided with an operating rod (9) which is vertical to the ejector rod (7).

10. The adjustable cable tray of claim 1, wherein: the cable fixing device comprises a hoop (2).