CN216215708U

CN216215708U - Cable suspension device for relay protection of thermal power plant

Info

Publication number: CN216215708U
Application number: CN202122619473.8U
Authority: CN
Inventors: 徐剑春; 张帅; 李尚华; 丁天勇
Original assignee: State Grid Energy Yili Coal Co ltd
Current assignee: Huadian Yili Coal and Electricity Co.,Ltd.
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a cable suspension device for relay protection in a thermal power plant, and belongs to the technical field of cable installation auxiliary devices. Through the upset of punch holder along articulated department with the lower plate, make the cable can install fast in the cable is placed the space, and the reverse upset through the punch holder, make the cable take out in can placing the space fast from the cable, and then can make the cable suspend in midair fast and lay, swing down through the regulating unit drive top board, make the top board, the lower plate presss from both sides tight peripheral hardware jointly, and then realize the quick installation of fixing base, be convenient for suspend the installation in midair fast to the cable, setting through drive unit, make the slip ring can drive the hinge lever swing, and then the upset of drive punch holder, need not manual operation, and then the manpower has been saved.

Description

Cable suspension device for relay protection of thermal power plant

Technical Field

The utility model relates to the technical field of cable installation auxiliary devices, in particular to a cable suspension device for relay protection of a thermal power plant.

Background

Thermal power plant is when carrying out relay protection, generally need use the cable to come to carry out erection joint to a plurality of electrical components, when the installation cable, often need suspend the cable temporarily in midair, and the mode of suspending in midair adopts the pipe strap at present, need loosen the pipe strap screw during the operation just can install the cable through the screwdriver, and is very time-consuming and laborious.

Through retrieval, chinese patent publication No. CN109687350A discloses a cable suspension device, which comprises a fixing base, a pressing block is disposed on the fixing base, each notch is disposed at the center of the pressing block, counter bores are disposed at two sides of the notch, springs and top blocks are disposed in the counter bores, the two springs push the two top blocks to tightly attach to each other, and an inclined opening is disposed at one end of the two top blocks close to each other. During the use, can block into the breach with the cable, utilize two kicking blocks to fix the cable to conveniently suspend the cable in midair, realize the quick installation of cable.

The present application also aims to provide a technical solution for solving the more tedious technical problem when the cable is suspended and installed at present.

Based on the technical scheme, the utility model designs the cable suspension device for relay protection of the thermal power plant to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable suspension device for thermal power plant relay protection, which aims to solve the problems that a cable is usually required to be used for installing and connecting a plurality of electrical elements when the thermal power plant provided by the background technology carries out relay protection, the cable is usually required to be temporarily suspended when the cable is installed, a pipe clamp is adopted in the conventional suspension mode, and the cable can be installed only by loosening a pipe clamp screw through a screwdriver during operation, so that time and labor are wasted.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cable suspension device for thermal power plant relay protection, includes a fixing base, the fixing base lower extreme is equipped with the lower pressure plate that the level extends to its outside, the upper end of fixing base articulates there is the top board, the top board is by its articulated department with the fixing base of adjusting unit drive edge upset from top to bottom, fixing base upper level rigid coupling has a support arm, the one end that the fixing base was kept away from to the support arm is equipped with the lower plate, it has the punch holder to articulate on the lower plate, punch holder, lower plate outline become the arc, and enclose between the two and place the space with a cable, the punch holder is driven its swing along the articulated department with the lower plate by drive unit.

In the cable suspension device for thermal power plant relay protection, a plurality of convex teeth are arranged on the outer walls of the opposite sides of the upper pressure plate and the lower pressure plate.

As above during cable suspension is used in relay protection of thermal power plant, the regulating unit is including articulating the spliced pole on top board, fixing base respectively, two be connected with the regulating spindle jointly on the spliced pole, the length direction both ends of regulating spindle are equipped with the screw thread section respectively, two the screw thread of screw thread section revolves to opposite, and the screw thread is worn to locate two respectively on the spliced pole.

As above during cable hangs for relay protection of thermal power plant hangs, drive unit is including adjusting on the support arm, and can follow the axial of support arm and freely gliding slip ring, the slip ring is made by the magnetic conduction material, the electro-magnet has been cup jointed on the support arm, be equipped with the elastic component between electro-magnet and the slip ring, the elastic component elasticity supports the slip ring and drives the slip ring and slide towards the direction of keeping away from the fixing base, it has the hinge lever to articulate on the slip ring, the one end that the slip ring was kept away from to the hinge lever is articulated with the punch holder.

In the cable suspension device for thermal power plant relay protection, the elastic member is a return spring sleeved on the support arm, and two ends of the return spring in the elastic direction elastically abut against the electromagnet and the sliding ring respectively.

Compared with the prior art, the utility model has the beneficial effects that: through the upset of punch holder along articulated department with the lower plate, make the cable can install fast in the cable is placed the space, and the reverse upset through the punch holder, make the cable take out in can placing the space fast from the cable, and then can make the cable suspend in midair fast and lay, swing down through the regulating unit drive top board, make the top board, the lower plate presss from both sides tight peripheral hardware jointly, and then realize the quick installation of fixing base, be convenient for suspend the installation in midair fast to the cable, setting through drive unit, make the slip ring can drive the hinge lever swing, and then the upset of drive punch holder, need not manual operation, and then the manpower has been saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, 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 structural view of the present invention;

FIG. 2 is a side view schematic of the structure of FIG. 1;

fig. 3 is a schematic front view of the structure of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-lower pressing plate, 2-upper pressing plate, 3-fixing seat, 4-connecting column, 5-thread section, 6-electromagnet, 7-reset spring, 8-hinge rod, 9-sliding ring, 10-supporting arm, 11-lower clamping plate and 12-upper clamping plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-3, the present invention provides a technical solution: a cable suspension device for thermal power plant relay protection comprises a fixed seat 3, a lower pressing plate 1 horizontally extending towards the outer side of the fixed seat 3 is arranged at the lower end of the fixed seat 3, an upper pressing plate 2 is hinged at the upper end of the fixed seat 3, the upper pressing plate 2 is driven by a regulating unit to turn up and down along the hinged part with the fixed seat 3, a supporting arm 10 is horizontally and fixedly connected to the fixed seat 3, a lower clamping plate 11 is arranged at one end, away from the fixed seat 3, of the supporting arm 10, an upper clamping plate 12 is hinged to the lower clamping plate 11, the outer contour of the upper clamping plate 12 and the outer contour of the lower clamping plate 11 are arc-shaped, a cable placing space is enclosed between the upper clamping plate and the lower clamping plate 12, the upper clamping plate 2 and the lower pressing plate 2 are driven by a driving unit to swing along the hinged part with the lower clamping plate 11, the upper pressing plate 2 and the lower pressing plate 2 are clamped into external equipment, such as a crossbeam or a stand column of a building of a thermal power plant, and the upper pressing plate 2 is driven by the regulating unit to turn down, and then install fixing base 3 in the building of thermal power plant to suspend in midair the cable, rethread drive unit drives the upset of punch holder 12, makes the cable place in the space is placed to the cable, and rethread drive unit drives the reverse upset of punch holder 12, and then makes punch holder 12, lower plate 11 clip the cable jointly, thereby places the cable firmly in the space is placed to the cable.

In this embodiment, be equipped with a plurality of dogteeth (not shown in the figure) on the opposite side outer wall of top board 2, holding down plate 1, through the setting of dogtooth for when top board 2, holding down plate 1 press from both sides tightly with outside crossbeam or stand surface, the clamping force is great, is difficult for the pine to take off.

In this embodiment, the regulating unit is including articulating at top board 2 respectively, spliced pole 4 on the fixing base 3, be connected with the regulating spindle jointly on two spliced poles 4, the length direction both ends of regulating spindle are equipped with screw thread section 5 respectively, the screw thread of two screw thread sections 5 revolves to opposite, and respectively the screw thread wears to locate on two spliced poles 4, it has previously said, through the 2 swings of regulating unit drive top board, during specific operation, at first move the regulating spindle through twisting, make two screw thread sections 5 revolve with two spliced pole 4 screw threads respectively and close, because the screw thread of two screw thread sections 5 revolves to opposite, make two spliced pole 4 relative movement, and then drive top board 2 upset from top to bottom.

In this embodiment, the driving unit includes a sliding ring 9 that is adjusted on the supporting arm 10 and can freely slide along the axial direction of the supporting arm 10, the sliding ring 9 is made of magnetic material, the supporting arm 10 is sleeved with an electromagnet 6, a return spring 7 that is sleeved on the supporting arm 10 is arranged between the electromagnet 6 and the sliding ring 9, two ends of the return spring 7 in the elastic direction respectively elastically support against the electromagnet 6 and the sliding ring 9 and drive the sliding ring 9 to slide in the direction away from the fixing seat 3, the sliding ring 9 is hinged with a hinge rod 8, one end of the hinge rod 8 away from the sliding ring 9 is hinged with an upper clamping plate 12, when a cable needs to be placed for suspension, an external power supply is firstly switched on to enable the electromagnet 6 to be powered on to generate magnetism, and drive the sliding ring 9 to slide in the direction of the electromagnet 6, simultaneously compress the return spring 7, and enable the hinge rod 8 to pull the upper clamping plate 12 to turn upwards, so as to enable the cable to be placed in the cable placing space, then the power supply of the electromagnet 6 is cut off, at the moment, the return spring 7 elastically supports against the sliding ring 9, and then the hinge rod 8 is driven to drive the upper clamping plate 12 to overturn downwards, the upper clamping plate 12 and the lower clamping plate 11 clamp the cable together, and the cable is prevented from falling off from the cable placing space in the suspension process.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a cable suspension device for thermal power plant relay protection, a serial communication port, includes a fixing base (3), fixing base (3) lower extreme is equipped with holding down plate (1) that the level extends to its outside, the upper end of fixing base (3) articulates there is top board (2), top board (2) are overturned from top to bottom along the articulated department with fixing base (3) by adjusting unit drive, fixing base (3) are improved level the rigid coupling and are had a support arm (10), the one end that fixing base (3) were kept away from in support arm (10) is equipped with lower plate (11), it has punch holder (12) to articulate on lower plate (11), punch holder (12), lower plate (11) outline become the arc, and enclose into a cable and place the space between the two, punch holder (12) are driven its along the articulated department swing with lower plate (11) by drive unit.

2. The thermal power plant relay protection cable suspension device as claimed in claim 1, wherein a plurality of convex teeth are arranged on the outer walls of the opposite sides of the upper pressure plate (2) and the lower pressure plate (1).

3. The cable suspension device for thermal power plant relay protection according to claim 1, wherein the adjusting unit comprises connecting columns (4) respectively hinged to the upper pressing plate (2) and the fixing base (3), two connecting columns (4) are jointly connected with an adjusting shaft, two ends of the adjusting shaft in the length direction are respectively provided with a threaded section (5), the thread directions of the two threaded sections (5) are opposite, and the threads are respectively threaded through the two connecting columns (4).

4. The cable suspension device for thermal power plant relay protection according to claim 1, wherein the driving unit comprises a sliding ring (9) which is adjusted on the supporting arm (10) and can freely slide along the axial direction of the supporting arm (10), the sliding ring (9) is made of a magnetic conductive material, the supporting arm (10) is sleeved with an electromagnet (6), an elastic part is arranged between the electromagnet (6) and the sliding ring (9), the elastic part elastically abuts against the sliding ring (9) and drives the sliding ring (9) to slide towards the direction far away from the fixing seat (3), the sliding ring (9) is hinged with a hinge rod (8), and one end of the hinge rod (8) far away from the sliding ring (9) is hinged with the upper clamping plate (12).

5. The cable suspension device for thermal power plant relay protection according to claim 4, wherein the elastic member is a return spring (7) sleeved on the supporting arm (10), and two ends of the return spring (7) in the elastic direction elastically abut against the electromagnet (6) and the sliding ring (9) respectively.