CN219231274U

CN219231274U - Safety belt high-hanging low-use fixing device for GIS equipment

Info

Publication number: CN219231274U
Application number: CN202320732287.1U
Authority: CN
Inventors: 叶华胜; 罗佼; 杨洋; 刘寿光; 杨德林; 林曙光; 王恩仲
Original assignee: Wenshan Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Wenshan Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-06-23
Anticipated expiration: 2033-04-06

Abstract

The utility model provides a safety belt high-hanging low-use fixing device for GIS equipment, relates to the technical field of high-hanging equipment of a convertor station, wherein the GIS equipment is positioned in the convertor station, the fixing device comprises two fixing structures which are matched for use, the safety belt is required to be hung on a safety rope, the fixing structures comprise a mounting seat, an electric push rod, a stand column and a fixing plate, and the mounting seat is fixed at a preset position of the GIS equipment; the electric push rod is directly arranged on the mounting seat, and one end of the electric push rod is fixedly connected with the mounting seat; the upright post is directly arranged on the mounting seat, one end of the upright post is fixedly connected with the mounting seat, and the upright post is arranged on the periphery of the electric push rod; the fixed plate fixed connection is at the one end that the electric putter and stand kept away from the mount pad. The safety belt fastening device can provide firm fastening points for high-altitude operators, and meanwhile, the phenomenon of low hanging and high use of the safety belt is effectively avoided.

Description

Safety belt high-hanging low-use fixing device for GIS equipment

Technical Field

The utility model belongs to the technical field of high-hanging equipment of a convertor station, and particularly relates to a safety belt high-hanging low-use fixing device for GIS equipment.

Background

The converter station is a station which is built in order to complete conversion of alternating current into direct current or converting direct current into alternating current in a high-voltage direct current transmission system and meet the requirements of a power system on safety and stability and electric energy quality, and GIS equipment is arranged in the converter station and mainly comprises gas-insulated metal-enclosed switchgear, and consists of a circuit breaker, a disconnecting switch, a grounding switch, a transformer, a lightning arrester, a bus, a connecting piece, an outgoing terminal and the like. GIS is widely applied not only in high voltage and ultra-high voltage fields, but also in ultra-high voltage fields.

In recent years, with the continuous increase of the voltage level of the high-voltage direct-current transmission, the number and the capacity of power equipment in a direct-current converter station are continuously increased, the inspection and maintenance workload is also greatly increased, when the GIS equipment needs to be maintained, operators are required to work aloft in many cases, and therefore, the equipment is required to be provided with a tie-back point for fixing a safety belt and for hanging and lowering.

Most of the inspection work belongs to the range of high-altitude work. At present, when working at high altitude, the safety belt used by the station generally has the phenomenon of low hanging and high use caused by no hanging or unsuitable mooring points of the safety belt hook. For example, when a filter pipeline of a converter station is overhauled and patrolled at high altitude, a station yard is not provided with a safety belt hook tying point, the problem that a safety belt can be hung at no place exists, the operation risk is high, and the potential safety hazard is great.

Disclosure of Invention

The utility model aims to solve the problem of low hanging height caused by no hanging position or unsuitable mooring point of a safety belt hook in the safety belt used in a station at present in high-altitude operation. A fixing device for high hanging and low hanging of a safety belt for GIS equipment is provided.

The utility model adopts the following technical scheme:

a fixing device for safety belt height of GIS equipment hangs low, GIS equipment is located the convertor station, fixing device includes two fixed knot that pair to use, the safety belt is hung on the safety rope, fixed knot constructs including mount pad, electric putter, stand and fixed plate. The mounting seat is fixed at a preset position of GIS equipment; the electric push rod is directly arranged on the mounting seat, and one end of the electric push rod is fixedly connected with the mounting seat; the upright post is directly arranged on the mounting seat, one end of the upright post is fixedly connected with the mounting seat, and the upright post is arranged on the periphery of the electric push rod; the fixed plate is fixedly connected to one end of the electric push rod and one end of the upright post, which is far away from the mounting seat;

the fixing plate is provided with a first mounting hole, the mounting seat is provided with a second mounting hole, the first mounting hole is used for penetrating or fixing the safety rope, and the second mounting hole is used for fixing the safety rope.

Preferably, the electric push rod comprises a push rod body and a rod core, wherein the push rod body is directly arranged on the mounting seat, the push rod body is fixed, and the rod core drives the fixing plate to do lifting motion under the control of the control end.

Preferably, the upright post comprises a fixed post, a lifting post is sleeved outside the fixed post, and the lifting post is driven by the fixed plate to do lifting motion.

Preferably, the cross section of the upright post is polygonal.

Preferably, fixing holes are symmetrically formed in the mounting seat at two ends of the upright post.

Preferably, two first mounting holes are formed, and the two first mounting holes are symmetrically distributed on the fixing plates at two ends of the upright post.

Preferably, one second mounting hole is formed, and the second mounting hole is located at one side of the mounting seat.

Preferably, the fixing device for high and low hanging of the safety belt further comprises a control assembly, the control assembly comprises a control end and a controller, the control end is arranged on the mounting seat, and the control end is electrically connected with the controller in a wired or wireless mode.

Preferably, the control end is connected to an external cable.

Compared with the prior art, the utility model has the following beneficial effects:

a fixing device for safety belt height of GIS equipment hangs down, the device can install in the scene lack high in the actual work and hang the system stay in the environment of point, provides firm system stay for high altitude construction personnel to can be through the elevating movement adjustment of electric putter system stay in the height of point, reduce the high probability of taking place of the low high use condition of hanging of safety belt that the unsuitable result in of high altitude construction system stay in, provide the guarantee for operation personnel's safety.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate principles of the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic view of a fixing device for high and low hanging of a seat belt according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of an internal structure of a fastening device for fastening a seat belt in a high-hanging position according to an embodiment of the present application;

FIG. 3 is a schematic structural view of a mounting base according to an embodiment of the present disclosure;

fig. 4 is a usage state diagram of a fixing device for high and low hanging of a safety belt according to an embodiment of the present application.

Wherein: 1. a mounting base; 2. an electric push rod; 21. a push rod body; 22. a rod core; 3. a fixing plate; 4. a first mounting hole; 5. a second mounting hole; 6. a column; 61. fixing; 62. lifting columns; 7. a control end; 8. a fixing hole; 9. and a remote controller.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of devices that are consistent with aspects of the utility model that are set forth in the following claims.

In order to solve the above technical problems, please refer to fig. 1-3, the application provides a fixing device for high hanging and low use of a safety belt for a GIS device, which provides a firm tie-in point for an overhead operator, effectively eliminates the phenomenon of low hanging and high use of the safety belt, and ensures the safety of the operator.

FIG. 1 is a schematic view of a fixing device for high and low hanging of a seat belt according to an embodiment of the present disclosure; FIG. 2 is a schematic view of an internal structure of a fastening device for fastening a seat belt in a high-hanging position according to an embodiment of the present application; FIG. 3 is a schematic structural view of a mounting base according to an embodiment of the present disclosure; fig. 4 is a usage state diagram of a fixing device for high and low hanging of a safety belt according to an embodiment of the present application.

The embodiment of the application provides a safety belt high-hanging low-use fixing device for GIS equipment, wherein the GIS equipment mainly refers to gas-insulated metal-enclosed switchgear and consists of a circuit breaker, a disconnecting switch, a grounding switch, a transformer, a lightning arrester, a bus, a connecting piece, an outgoing terminal and the like. GIS is widely applied not only in high voltage and ultra-high voltage fields, but also in ultra-high voltage fields. The GIS device is located in the converter station, and when the GIS device needs to be maintained, an operator is required to work aloft in many cases, which requires that a tie-down point for high hanging and low use, which can be used for fixing a safety belt, must be configured on the device. The fixing device provided by the embodiment comprises two fixing structures which are used in a matched mode, the safety belt is required to be hung on a safety rope, the fixing structures comprise a mounting seat 1, an electric push rod 2, stand columns 6 and fixing plates 3, the mounting seat 1 is fixed at a preset position of GIS equipment, fixing holes 8 are symmetrically formed in two ends of the stand columns on the mounting seat 1, and at least 4 fixing holes 8 are formed;

the electric push rod 2 is directly arranged on the mounting seat 1, and one end of the electric push rod 2 is fixedly connected with the mounting seat 1; the upright post 6 is directly arranged on the mounting seat 1, one end of the upright post 6 is fixedly connected with the mounting seat 1, and the upright post 6 is arranged on the periphery of the electric push rod 2; the fixed plate 3 is fixedly connected to one end of the electric push rod 2 and one end of the upright post 6, which is far away from the mounting seat 1; the fixing plate 3 is provided with a first mounting hole 4, the mounting seat 1 is provided with a second mounting hole 5, the first mounting hole 4 is used for penetrating or fixing the safety rope, and the second mounting hole 5 is used for fixing the safety rope. The operating personnel can fix mount pad 1 on the cross arm of GIS equipment through the bolt, and here, mount pad 1 can be fixed at the cross arm top, and like this, whole safety belt height hangs low with fixing device also to be located the top of cross arm, in addition, mount pad 1 also can fix in the cross arm bottom, and the concrete fixed position of mount pad 1 decides according to actual need.

In some embodiments of the present application, the electric putter 2 includes a putter body 21 and a core 22, where the putter body 21 is directly mounted on the mounting base 1, and the putter body 21 is fixed, and the electric putter 2 used in this embodiment is a screw-nut structure, and when the fixing plate 3 bears a load, the core 22 is reversely self-locked, and does not compress and reset under the action of gravity. The rod core 22 drives the fixed plate 3 to do lifting movement under the control of the control end 7; the upright post 6 comprises a fixed post 61, a lifting post 62 is sleeved outside the fixed post 61, and the lifting post 62 is driven by the fixed plate 3 to do lifting motion.

It should be noted that, the setting of stand 6 plays firm and guide's effect, and when pole core 22 drove fixed plate 3 under the control of control end 7 and do elevating movement, stand 6 played the guide effect to electric putter, and when pole core 22 stretched out after the established height, fixed plate 3 atress, stand 6 played firm's effect to whole fixing device to the effort guide that receives the push rod is converted into the force unanimous with the promotion direction.

In some embodiments of the present application, the cross section of the pillar 6 is polygonal, and the cross section of the pillar 6 may be quadrilateral, pentagonal, hexagonal, etc., and the drawings of the present application are exemplified by taking the cross section as a rectangle.

It should be noted that, the upright post 6 includes a fixed post 61 and a lifting post 62, the lifting post 62 is driven by the fixed plate 3 to move up and down relative to the fixed post 61, at this time, the lifting post 62 will twist due to stress, and the structural design that the section of the upright post 6 is polygonal plays a limiting role on the twisting of the lifting post 62.

In some embodiments of the present application, two first mounting holes 4 are provided, and the two first mounting holes 4 are symmetrically distributed on the fixing plates 3 at two ends of the upright 6, and one second mounting hole 5 is provided, and the second mounting hole 5 is located at one side of the mounting seat 1.

Based on the embodiment of the application, the first mounting hole 4 and the fixed plate 3 are located at the same horizontal plane, the first mounting hole 4 is formed by surrounding edges extending from two ends of the fixed plate 3, and as shown in fig. 1, the first mounting hole 4 is rectangular; the second mounting hole 5 is in a vertical positional relationship with the mounting seat 1, and as shown in fig. 1, the second mounting hole 5 is rectangular. The first mounting hole 4 and the second mounting hole 5 are not limited to those shown in fig. 1 of the present application. The first mounting holes 4 may be provided in a circular shape or other shapes, and in a perpendicular positional relationship with the fixing plate 3, and the second mounting holes 5 may be provided in a circular shape or other shapes.

It should be noted that, when the fixing device for high hanging and low hanging of the safety belt provided in this embodiment is actually used, two fixing structures which are a group are needed, and the fixing structures are matched for use. After the operator arrives at the working position, the mounting seat 1 and the two ends of the cross arm of the two fixing structures of the device are respectively fixed by bolts. The two fixing structures are named as a first fixing structure and a second fixing structure respectively. When the mounting seat 1 is fixed at the top end of the cross arm, one end of the safety rope passes through the first mounting hole 4 above the first fixing structure and is tied in a knotting mode, the other end of the safety rope is pulled to the top end of the second fixing structure, after a section of length of the safety rope is properly reserved, the safety rope sequentially passes through the two first mounting holes 4 at the top end of the second fixing structure, and the tail part of the safety rope is fixedly tied through the second mounting hole 5 at the bottom end of the second fixing structure. At this time, the operator hooks the safety belt hook onto the safety rope and locks the safety rope, the ground operator makes the rod core 22 of the electric push rod rise upwards through the lifting key of the remote controller 9, the electric push rod 2 drives the lifting column of the upright column to move upwards, the rope is tensioned along with the rising of the rod core 22 and the lifting column 62, and the rising can be stopped after the rope is tightened. At this time, the operator obtains a reliable tie-in point, and the safety belt hook can slide freely in the safety rope range, so that the movement of the operator is not limited. When the work is completed, the rod core 22 drives the fixed plate 3 to descend through the descending case of the remote controller, and the reverse operation is performed. The case when the mount 1 is fixed at the lower end of the cross arm is similar to the above case, and will not be described again here.

In some embodiments of the present application, the control terminal 7 is electrically connected to the controller through an internal control module. The controller 9 may be a wired remote controller, a wireless bluetooth remote controller, or the like, and the expansion and contraction of the core 22 of the electric putter 2 is controlled by the button operation on the controller 9, and the drawings of the present application are exemplified by taking the controller as the wired remote controller 9.

In some embodiments of the present application, the control end 7 is connected to an external cable, which is externally connected to the control end 7 via an air connection to provide power to the fixture.

When the safety belt is hung highly, once falling occurs, the increased impact force can lead operators and ropes to receive larger impact load, the risk of breakage of the safety belt exists, the safety belt hanging device effectively prevents the operators from losing safety belt protection due to no tie-up points when working aloft, the safety belt hanging risk is brought, the height of the tie-up points can be adjusted through the lifting movement of the electric push rod, and the probability of occurrence of low-hanging high-use conditions of the safety belt caused by unsuitable tie-up points of the high-altitude operation is reduced.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model.

It will be understood that the utility model is not limited to what has been described above and that various modifications and changes may be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims

1. A fixing device for safety belt height of GIS equipment hangs low, its characterized in that, GIS equipment is located the converter station, fixing device includes two fixed knot that pair to use constructs, the safety belt is hung on the safety rope, fixed knot constructs and includes:

the mounting seat (1) is fixed at a preset position of the GIS equipment;

the electric push rod (2) is directly arranged on the mounting seat (1), and one end of the electric push rod (2) is fixedly connected with the mounting seat (1);

the upright post (6) is directly arranged on the mounting seat (1), one end of the upright post (6) is fixedly connected with the mounting seat (1), and the upright post (6) is arranged on the periphery of the electric push rod (2);

the fixed plate (3) is fixedly connected to one end, far away from the mounting seat (1), of the electric push rod (2) and the upright post (6);

the fixing plate (3) is provided with a first mounting hole (4), the mounting seat (1) is provided with a second mounting hole (5), the first mounting hole (4) is used for penetrating or fixing a safety rope, and the second mounting hole (5) is used for fixing the safety rope.

2. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein the electric push rod (2) comprises a push rod body (21) and a rod core (22), the push rod body (21) is directly installed on the installation seat (1), the push rod body (21) is fixed, and the rod core (22) drives the fixing plate (3) to do lifting motion under the control of the control end (7).

3. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein the upright post (6) comprises a fixing post (61), a lifting post (62) is sleeved outside the fixing post (61), and the lifting post (62) is driven by the fixing plate (3) to do lifting motion.

4. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein the cross section of the upright post (6) is polygonal.

5. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein fixing holes (8) are symmetrically formed in two ends of the upright post (6) on the mounting seat (1).

6. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein two first mounting holes (4) are formed, and the two first mounting holes (4) are symmetrically distributed on fixing plates (3) at two ends of the upright post (6).

7. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein one second mounting hole (5) is arranged, and the second mounting hole (5) is positioned on one side of the mounting seat (1).

8. The safety belt high-hanging low-use fixing device for GIS equipment according to claim 1, wherein the safety belt high-hanging low-use fixing device further comprises a control assembly, the control assembly comprises a control end (7) and a controller, the control end (7) is arranged on the mounting seat (1), and the control end (7) is electrically connected with the controller in a wired or wireless mode.

9. The safety belt high-hanging low-use fixing device for the GIS equipment according to claim 8, wherein the control end (7) is connected with an external cable.