CN214845419U

CN214845419U - Impulse voltage generator convenient to maintain

Info

Publication number: CN214845419U
Application number: CN202121254788.0U
Authority: CN
Inventors: 李江; 张清政; 姜朵
Original assignee: Xi'an High Voltage Electrical Appliance Research Institute Changzhou Co ltd
Current assignee: Xi'an High Voltage Electrical Appliance Research Institute Changzhou Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-23
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses an impulse voltage generator convenient for maintenance, which comprises a base, wherein an impulse voltage generator body is arranged at the middle position of the top of the base, a fixed bottom frame is arranged at one side of the top of the base, first side frames are arranged at the two sides of the fixed bottom frame, one side of each first side frame, which is far away from the fixed bottom frame, is connected with second side frames through a plurality of first hinges, and a movable bottom frame is arranged between one sides of the two second side frames, which are far away from the fixed bottom frame; the top of the fixed underframe is provided with a first top plate, the top of the movable underframe is provided with a second top plate, and the first top plate and the second top plate are kept connected through a second hinge. Has the advantages that: through the first side frame and the second side frame and the first top plate and the second top plate which are connected through the hinges, the translational sliding of the movable underframe can be realized, a stable ladder cage structure is formed under the unfolding condition, a ladder stand and an operation platform at the top are provided for workers, the workers are helped to maintain the top of the impact voltage generator body, and the safety and the working efficiency are improved.

Description

Impulse voltage generator convenient to maintain

Technical Field

The utility model relates to an impulse voltage generator equipment field particularly, relates to an impulse voltage generator convenient to maintain.

Background

The impulse voltage generator is mainly used for impulse voltage tests of full-wave lightning impulse voltage, chopping lightning impulse voltage and operation impulse voltage waves of test articles such as power equipment and the like, and insulation performance is tested. 100-10000 kV series complete set of impulse voltage (current) test device with various capacities. And can provide a plurality of waveform series complete impulse voltage (current) generators. The impact test device mainly comprises a generator body, a wave chopping device, a voltage divider, a four-component console (the console is divided into a microcomputer type and a common type), a digital waveform recording system and the like.

The height of the body of the traditional impulse voltage generator is high, and when the traditional impulse voltage generator is maintained and overhauled, workers can carry a ladder to check the traditional impulse voltage generator, so that the workload of the workers is increased; and the ladder is in the use, need fix this card safety, nevertheless leans on and can not guarantee the stability of ladder on impulse generator body to when carrying out the operation on the ladder, still need staff's one hand to hold the ladder, increased the degree of difficulty of work, the security is lower simultaneously.

Patent number is CN209803201U discloses an impulse voltage generator, and it is through the flexible staircase of folding use, overhauls impact voltage generator top for the maintenance workman and facilitates, and flexible staircase can not the use folding deposit, and area is little, and the maintenance workman of being convenient for at any time needs to use. However, the folding escalator arranged on one side of the stamping voltage generator body occupies a large space, and still exists when maintenance and inspection are not carried out, so that space waste is caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an impulse voltage generator convenient to maintain possesses that occupation space is little, and convenient operation is swift, is convenient for maintain and the high advantage of security, and then solves the inconvenient problem of impulse voltage generator maintenance.

(II) technical scheme

For realizing that above-mentioned occupation space is little, convenient operation is swift, is convenient for maintain and the high advantage of security, the utility model discloses a concrete technical scheme as follows:

a surge voltage generator convenient to maintain comprises a base, a surge voltage generator body is arranged in the middle of the top of the base, a fixed underframe is arranged on one side of the top of the base, first side frames are arranged on two sides of the fixed underframe, one side, far away from the fixed underframe, of each first side frame is connected with second side frames through a plurality of first hinges, and a movable underframe is arranged between one sides, far away from the fixed underframe, of the two second side frames; a first top plate is arranged at the top of the fixed underframe, a second top plate is arranged at the top of the movable underframe, and the first top plate and the second top plate are kept connected through a second hinge; the first side frame and the second side frame are both frame-shaped structures and are internally provided with crawling ladders.

Furthermore, in order to improve the structural strength of the fixed underframe and prevent the fixed underframe from shifting and shaking in the using process, a reinforcing rod is arranged on one side, close to the impulse voltage generator body, of the top of the fixed underframe, and the other end of the reinforcing rod is connected with the impulse voltage generator body.

Further, in order to fix the movable underframe and prevent the movable underframe from moving during maintenance work of workers, the safety is improved, the bottoms of the two sides of the fixed underframe are respectively provided with a limiting cross rod and movably connected, the bottoms of the two sides of the movable underframe and the middle position of the movable underframe are respectively provided with an internal thread hole column, the limiting cross rod is far away from a limiting hole at one end of the fixed underframe, and a limiting bolt matched with the internal thread hole column is arranged in the limiting hole.

Further, in order to facilitate the further pushing of the movable bottom frame and provide supporting force in the using process, the two sides of the bottom of the movable bottom frame are provided with movable wheels.

Furthermore, in order to ensure that the fixed underframe and the first side frame and the movable underframe and the second side frame are movably connected and realize the folding and unfolding functions, a plurality of third hinges are arranged between the fixed underframe and the first side frame and between the movable underframe and the second side frame to keep the movable connection.

Furthermore, in order to enable the fixed underframe and the first top plate and the movable underframe and the second top plate to be movably connected, the unfolding and folding functions are realized, and the movable connection is kept between the fixed underframe and the first top plate and between the movable underframe and the second top plate through a plurality of fourth hinges.

Further, for the convenience of staff climbs the top, provide certain guard action, improve the security, first roof and second roof top both sides all are provided with the handle.

(III) advantageous effects

Compared with the prior art, the utility model provides an impulse voltage generator convenient to maintain possesses following beneficial effect:

(1) the first side frame and the second side frame which are connected through the hinges, and the first top plate and the second top plate are arranged, so that the translational sliding of the movable underframe can be realized, a stable ladder cage structure is formed under the unfolding condition, and a ladder stand and a top operation platform are provided for employees, so that the employees can be helped to maintain and check the top of the impact voltage generator body, and the safety and the working efficiency are improved; and realize accomodating to overall structure under folding the condition to reduce occupation space, be convenient for remove and transport impulse voltage generator.

(2) Through setting up spacing horizontal pole and two upper and lower female screw hole posts, can fix the removal chassis, realize fixed and fold condition's under the expansion state respectively promptly to improve the intensity and the stability of structure, and then guarantee that the staff is in safety and stability's state all the time in the aerial work.

(3) The hinge joint of the moving wheel and the multi-group structure is arranged, so that the resistance of the push-pull moving chassis can be greatly reduced, the pull-push unfolding and folding of the moving chassis are facilitated for workers, the operation is simple, the structure is stable, the step of maintaining the impulse voltage generator is greatly reduced, and the working efficiency is improved.

Drawings

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

Fig. 1 is one of schematic perspective views of a surge voltage generator for ease of maintenance according to an embodiment of the present invention;

fig. 2 is a second schematic perspective view of a surge voltage generator for easy maintenance according to an embodiment of the present invention;

fig. 3 is a schematic partial perspective view of a surge voltage generator for ease of maintenance according to an embodiment of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 1.

In the figure:

1. a base; 2. a surge voltage generator body; 3. fixing the underframe; 4. a first side frame; 5. a first hinge; 6. a second side frame; 7. moving the chassis; 8. a first top plate; 9. a second top plate; 10. a second hinge; 11. climbing a ladder; 12. a reinforcing rod; 13. a limiting cross bar; 14. an internal threaded bore post; 15. a limiting hole; 16. a limit bolt; 17. a moving wheel; 18. a third hinge; 19. a fourth hinge; 20. a handle.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides an impulse voltage generator convenient to maintain.

Referring now to the drawings and the detailed description, as shown in fig. 1-4, according to the impulse voltage generator convenient for maintenance of the embodiment of the present invention, the impulse voltage generator comprises a base 1, an impulse voltage generator body 2 is arranged at the middle position of the top of the base 1, a fixed bottom frame 3 is arranged at one side of the top of the base 1, first side frames 4 are arranged at both sides of the fixed bottom frame 3, one side of the first side frame 4 away from the fixed bottom frame 3 is connected with second side frames 6 through a plurality of first hinges 5, and a movable bottom frame 7 is arranged between one sides of the two second side frames 6 away from the fixed bottom frame 3; a first top plate 8 is arranged at the top of the fixed underframe 3, a second top plate 9 is arranged at the top of the movable underframe 7, and the first top plate 8 and the second top plate 9 are kept connected through a second hinge 10; the first side frame 4 and the second side frame 6 are both frame-shaped structures and are internally provided with a ladder stand 11.

By means of the technical scheme, the first side frame 4 and the second side frame 6 and the first top plate 8 and the second top plate 9 which are connected through the hinges are arranged, the movable underframe 7 can slide in a translation mode, a stable ladder cage structure is formed under the unfolded condition, a ladder 11 and a top operation platform are provided for workers, and therefore the workers can be helped to maintain and check the top of the impact voltage generator body 2, and safety and working efficiency are improved; and realize accomodating to overall structure under folding the condition to reduce occupation space, be convenient for remove and transport impulse voltage generator.

In one embodiment, for the above-mentioned fixed chassis 3, a reinforcing rod 12 is disposed on one side of the top of the fixed chassis 3 close to the impulse voltage generator body 2, and the other end of the reinforcing rod 12 is connected to the impulse voltage generator body 2, so as to improve the structural strength of the fixed chassis 3 and prevent the fixed chassis 3 from shifting and shaking during use.

In one embodiment, for the above-mentioned fixed chassis 3, the bottoms of the two sides of the fixed chassis 3 are both provided with the limiting cross bars 13 and keep the movable connection, the bottoms of the two sides of the movable chassis 7 and the middle position are both provided with the internal thread hole posts 14, the limiting cross bars 13 are far away from the limiting holes 15 of the one end of the fixed chassis 3, and the limiting holes 15 are internally provided with the limiting bolts 16 matched with the internal thread hole posts 14, so that the movable chassis 7 can be fixed, the movable chassis 7 is prevented from moving during maintenance work of staff, and the safety is improved.

In one embodiment, for the above-mentioned moving chassis 7, moving wheels 17 are provided on both sides of the bottom of the moving chassis 7, thereby facilitating pushing of the moving chassis 7 and providing a supporting force during use.

In one embodiment, for the fixed chassis 3, the movable connection is maintained between the fixed chassis 3 and the first side frame 4 and between the movable chassis 7 and the second side frame 6 by providing a plurality of third hinges 18, so that the movable connection is maintained between the fixed chassis 3 and the first side frame 4 and between the movable chassis 7 and the second side frame 6, and the folding and unfolding functions are realized.

In one embodiment, for the fixed bottom frame 3, the movable connection is maintained between the fixed bottom frame 3 and the first top plate 8 and between the movable bottom frame 7 and the second top plate 9 by providing a plurality of fourth hinges 19, so that the movable connection is maintained between the fixed bottom frame 3 and the first top plate 8 and between the movable bottom frame 7 and the second top plate 9, and the unfolding and folding functions are realized.

In one embodiment, for the first top plate 8, the handles 20 are arranged on both sides of the tops of the first top plate 8 and the second top plate 9, so that the staff can climb the top conveniently, a certain protection effect is provided, and the safety is improved.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the impulse voltage generator body 2 and the base 1 are installed and fixed in a working area to normally operate, the movable underframe 7 on one side is in a contraction state close to the fixed underframe 3, namely, the limiting holes 15 of the limiting cross rod 13 are located on the outer side of the circumference of the internal thread hole column 14 above the two sides of the movable underframe 7 and are kept fixed through the limiting bolts 16. When the impulse voltage generator body 2 is damaged or needs to be normally maintained, the limiting bolts 16 on the two sides are unscrewed, the limiting cross rod 13 is separated from one side, and a worker pulls the moving underframe 7 outwards by holding the moving underframe 7 and slides the moving underframe 7 outwards under the action of the moving wheel 17. First side frame 4 and the second side frame 6 of both sides are unfolded gradually by fold condition to and the first roof 8 and the second roof 9 at top are also spread out gradually steadily in succession, move the chassis 7 and remove to the outside until removing, and the first side frame 4 and the second side frame 6 of both sides form a straight line and realize spacingly, and the first roof 8 and the second roof 9 at top form a platform, still have certain contained angle, prevent to lock between the two and die and can not realize folding accomodating. After the movable underframe 7 is pulled, the limiting cross rod 13 is moved to the internal thread hole column 14 at the bottom and is fixed through the limiting bolt 16, so that the platform is prevented from shaking during operation of workers. Finally, the personnel can further maintain the impact voltage generator body 2 by climbing the ladder 11 to the upper parts of the two top plates. After the maintenance is finished, the movable underframe 7 is pushed reversely to realize folding and storage.

In summary, with the aid of the technical solution of the present invention, by providing the first side frame 4 and the second side frame 6, and the first top plate 8 and the second top plate 9, which are connected by the hinge, the movable bottom frame 7 can be moved in a sliding manner, and a stable ladder cage structure is formed under the unfolded condition, so as to provide an operation platform for the staff, such as the ladder 11 and the top, thereby helping the staff to maintain and check the top of the impulse voltage generator body 2, and improving the safety and the working efficiency; and realize accomodating to overall structure under folding the condition to reduce occupation space, be convenient for remove and transport impulse voltage generator. Through setting up spacing horizontal pole 13 and two upper and lower female screw hole posts 14, can fix removal chassis 7, realize fixed under the expansion state and fold the condition fixed respectively promptly to improve the intensity and the stability of structure, and then guarantee that the staff is in safety and stability's state all the time in the aerial work. Through setting up the articulated of removing wheel 17 and multiunit structure, the resistance of push-and-pull removal chassis 7 that can significantly reduce makes things convenient for the staff to carry out the push-and-pull to remove chassis 7 and expand and fold, easy operation, stable in structure, and the step of impulse voltage generator is maintained in significantly reducing improves work efficiency.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A surge voltage generator convenient to maintain comprises a base (1), wherein a surge voltage generator body (2) is arranged in the middle of the top of the base (1), and is characterized in that;

a fixed underframe (3) is arranged on one side of the top of the base (1), first side frames (4) are arranged on two sides of the fixed underframe (3), one side, far away from the fixed underframe (3), of each first side frame (4) is connected with second side frames (6) through a plurality of first hinges (5), and a movable underframe (7) is arranged between one sides, far away from the fixed underframe (3), of the two second side frames (6);

a first top plate (8) is arranged at the top of the fixed underframe (3), a second top plate (9) is arranged at the top of the movable underframe (7), and the first top plate (8) and the second top plate (9) are kept connected through a second hinge (10);

the first side frame (4) and the second side frame (6) are both of frame-shaped structures and are internally provided with crawling ladders (11).

2. A surge voltage generator convenient for maintenance according to claim 1, characterized in that a reinforcing rod (12) is arranged at the top of the fixed chassis (3) near one side of the surge voltage generator body (2), and the other end of the reinforcing rod (12) is connected with the surge voltage generator body (2).

3. The impulse voltage generator convenient for maintenance according to claim 2, characterized in that the bottom of the two sides of the fixed chassis (3) is provided with a limiting cross rod (13) and movably connected, the bottom of the two sides and the middle position of the movable chassis (7) are provided with an internal threaded hole column (14), the limiting cross rod (13) is far away from a limiting hole (15) at one end of the fixed chassis (3), and a limiting bolt (16) matched with the internal threaded hole column (14) is arranged inside the limiting hole (15).

4. A surge generator for easy maintenance according to claim 1 or 3, characterized in that the moving wheels (17) are arranged on both sides of the bottom of the moving chassis (7).

5. A surge voltage generator for easy maintenance according to claim 1 or 2, characterized in that the movable connection between the fixed chassis (3) and the first side frame (4) and between the mobile chassis (7) and the second side frame (6) is maintained by the presence of a plurality of third hinges (18).

6. A surge generator facilitating maintenance according to claim 5, characterized in that the movable connection between the fixed chassis (3) and the first top plate (8) and between the mobile chassis (7) and the second top plate (9) is maintained by the provision of a plurality of fourth hinges (19).

7. A surge voltage generator for easy maintenance according to claim 6, characterized in that handles (20) are provided on both sides of the top of said first top plate (8) and said second top plate (9).