CN219598572U

CN219598572U - Ring main unit gas tank stud welding fixture

Info

Publication number: CN219598572U
Application number: CN202321311522.4U
Authority: CN
Inventors: 张劲; 黄国兴; 黄江; 宋琼
Original assignee: Hunan Hudian Electric Power Equipment Co ltd
Current assignee: Hunan Hudian Electric Power Equipment Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-08-29
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses a ring main unit gas tank stud welding fixture which is provided with a support and a clamping assembly for supporting the fixture, wherein the clamping assembly comprises a base, the base is rotatably connected with the support through a pivot, the upper end of the side wall of the base is horizontally rotatably connected with two positioning rods, the two positioning rods are matched with symmetrically arranged through holes in a ring main unit gas tank steel plate, external threads are formed in the positioning rods and are in threaded connection with a first supporting seat, a pressing seat capable of moving along the axis direction of the positioning rods is arranged on the side wall of the base far away from the positioning rods, a slotted hole matched with the positioning rods is formed in the pressing seat, a push plate capable of moving along the axis direction of the positioning rods is arranged below the positioning rods, the push plate is in sliding connection with the base, one end of the push plate close to the side wall of the base is rotatably connected with a push rod, and the push rod penetrates through the side wall of the base and is in threaded connection with the push rod.

Description

Ring main unit gas tank stud welding fixture

Technical Field

The utility model relates to the field of ring main units, in particular to a stud welding fixture for a ring main unit gas tank.

Background

The ring main unit is an electric device with a group of power transmission and distribution electric equipment arranged in a metal or nonmetal insulating cabinet body or made into an assembled spacing ring main unit, and the core part of the ring main unit adopts a load switch and a fuse, has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, and is widely used in various power transmission scenes, and the ring main unit gas tank is a tank body for placing the ring main unit, so that the assembly precision and the assembly efficiency of parts such as a circuit breaker, a disconnecting switch, a pressure release valve and the like of the ring main unit are improved, studs are required to be welded on a steel plate of the ring main unit gas tank in advance, and the positioning and clamping of different parts are facilitated.

The existing stud welding mode on the steel plate of the ring main unit gas tank is usually manual welding, because the steel plate of the ring main unit gas tank is provided with a plurality of bending structures, manual overturning is needed when studs at different positions of the ring main unit gas tank are welded so that the studs are welded, the steel plate is required to be clamped for a plurality of times in the process of moving and overturning the ring main unit gas tank, the labor intensity of operators is increased, the production efficiency is influenced, the stud welding position is easily offset, the assembly of subsequent parts is influenced, and therefore a clamp is needed to solve the problem and improve the production efficiency.

Disclosure of Invention

In order to solve the problems, the utility model provides a ring main unit gas tank stud welding fixture, which comprises a support for supporting the fixture, wherein a clamping assembly is arranged on the support, the clamping assembly comprises a base, the base is rotationally connected with the support through a pivot, two positioning rods are horizontally rotationally connected to the upper end of the side wall of the base, the two positioning rods are matched with symmetrically arranged through holes on a ring main unit gas tank steel plate, external threads are formed on the positioning rods and are in threaded connection with a first supporting seat, a pressing seat capable of moving along the axial direction of the positioning rods is arranged on the side wall of the base far away from the positioning rods, a slotted hole matched with the positioning rods is formed on the pressing seat, a push plate capable of moving along the axial direction of the positioning rods is arranged below the positioning rods, the push plate is in sliding connection with the base, one end, close to the side wall of the base, of the push plate is rotationally connected with a pushing rod, and the pushing rod penetrates through the side wall of the base and is in threaded connection with the pushing rod.

Further, one end of the pressing seat far away from the positioning rod is fixed with an electric push rod fixed on the side wall of the base, and an annular silica gel pad is fixed on the end face of the pressing seat close to the positioning rod.

Further, the locating column is horizontally fixed on the side wall of the base, penetrates through the push plate and is in sliding connection with the push plate, and the locating column is matched with the through hole eccentrically formed in the ring main unit gas box steel plate.

Furthermore, the end parts of the positioning rod and the positioning column are provided with inclined chamfers.

Further, a clearance hole capable of avoiding the hollow ring main unit gas box steel plate stud is formed in the push plate.

Further, one pivot penetrates through the support, the end portion of the pivot is fixedly provided with the worm wheel, the worm is connected to the support in a rotating mode, the worm is meshed with the worm wheel, and the end portion of the worm is connected with the driving motor.

The utility model has the following beneficial effects:

1. according to the ring main unit gas tank stud welding fixture, the ring main unit gas tank steel plate can be accurately positioned through the positioning rod in the clamping assembly, the ring main unit gas tank steel plate is clamped through the mutual matching of the pressing seat in the clamping assembly and the first supporting seat, the steel plate is rapidly clamped, after the steel plate is clamped by the clamping assembly, the driving motor drives the clamping assembly through the worm gear and worm which are meshed with each other, multi-angle overturning is achieved, and studs are conveniently welded on different surfaces of the ring main unit gas tank steel plate.

2. The stud welding fixture for the ring main unit gas box can assist in completing stud welding of the inner side wall and the outer side wall of the ring main unit gas box steel plate, is wide in adaptability, can realize foolproof through the positioning column, and can push the ring main unit gas box steel plate to automatically separate from the positioning rod to complete discharging after welding is completed, so that the labor intensity of operators is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a state of a clamping clamp when studs are welded on the inner wall of a steel plate of a ring main unit gas box;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic diagram of a steel plate structure of a gas tank of a ring main unit in the utility model;

the reference numerals are explained as follows:

100. a ring main unit gas box steel plate; 101 studs;

1. a support; 2. a base; 3. a pivot; 4. a positioning rod; 5. a first support base; 6. a push plate; 601. a clearance hole; 7. a push rod; 8. a compressing seat; 801. a slot hole; 9. an electric push rod; 10. an annular silica gel pad; 11. positioning columns; 12. a worm wheel; 13. a worm; 14. and driving the motor.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-4, a stud welding fixture for a ring main unit gas tank comprises a support 1 for supporting the fixture, a clamping assembly is arranged on the support, the clamping assembly comprises a base 2, the base 2 is rotationally connected with the support 1 through a pivot 3, two positioning rods 4 are horizontally rotationally connected with the upper end of the side wall of the base 2, the two positioning rods 4 are matched with symmetrically arranged through holes on a ring main unit gas tank steel plate 100, when the stud welding fixture clamps the ring main unit gas tank steel plate, the positioning rod 4 can be inserted into symmetrically arranged through holes on the steel plate to position the steel plate, the positioning rod 4 is provided with external threads and is in threaded connection with the first supporting seat 5, the first supporting seat 5 is driven by the rotation of the positioning rod 4 to displace along the positioning rod 4 so as to be close to and abut against the ring main unit gas box steel plate 100, the side wall of the base 2 far away from the positioning rod 4 is provided with a compressing seat 8 which can move along the axial direction of the positioning rod 4, the compressing seat 8 is provided with a slotted hole 801 matched with the positioning rod 4, the slotted hole 801 can accommodate a positioning column 11 so as to facilitate the compressing seat 8 to move along the axial direction of the positioning rod 4, the pressing seat 8 can be matched with the first supporting seat 5 to clamp the ring main unit gas box steel plate 100 when being close to the ring main unit gas box steel plate 100 sleeved on the positioning rod 4, so that the positioning stud 101 is welded at the top end of the ring main unit gas box steel plate 100, the push plate 6 capable of moving along the axis direction of the positioning rod 4 is arranged below the positioning rod 4, the push plate 6 is slidably connected with the base 2, one end, close to the side wall of the base 2, of the push plate 6 is rotationally connected with the push rod 7, the push rod 7 penetrates through the side wall of the base 2 and is in threaded connection with the push rod 7, the push rod 7 is driven by threads to push the push plate 6 to move to be in butt joint with the ring main unit gas box steel plate 100, and support is provided for the ring main unit gas box steel plate 100.

In this embodiment, compress tightly seat 8 and keep away from fixed electricity push rod 9 of locating lever 4 one end and base 2 lateral wall and fix mutually, electricity push rod 9 extension can promote to compress tightly seat 8 horizontal displacement, and the terminal surface that compresses tightly seat 8 and be close to locating lever 4 is fixed with annular silica gel pad 10, and annular silica gel pad 10 can provide the buffering when compressing tightly seat 8 and the cooperation of first supporting seat 5 clamp ring main unit gas box steel sheet 100, avoids compressing tightly seat 8 and ring main unit gas box steel sheet 100 direct contact, leaves the scratch at ring main unit gas box steel sheet 100 surface and influences ring main unit gas box steel sheet 100 outward appearance.

In this embodiment, the horizontal fixing has reference column 11 on the base 2 lateral wall, reference column 11 runs through push pedal 6 and with push pedal 6 sliding connection, but reference column 11 and push pedal 6 relative displacement reference column 11 protrusion push pedal 6 lateral wall when push pedal 6 is along locating lever 4 axis direction displacement, the reference column 11 and the eccentric through-hole looks adaptation that sets up on the looped netowrk cabinet gas box steel sheet 100, when the double-screw bolt 101 of the inside wall of the looped netowrk cabinet gas box steel sheet 100 needs welding, push pedal 6 horizontal displacement, reference column 11 protrusion push pedal 6 lateral wall, reference column 11 can play the effect of preventing slow-witted discernment.

In this embodiment, the locating lever 4 and the locating post 11 end are all provided with inclined chamfers, and the inclined chamfers play a role in guiding when the locating lever 4 and the locating post 11 are respectively matched with the through holes on the ring main unit gas box steel plate 100.

In this embodiment, the hollow holes 601 of the studs 101 of the steel plate 100 of the ring main unit gas box capable of being hollow are formed in the push plate 6, so that interference between the push plate 6 and the studs 101 of the steel plate 100 of the ring main unit gas box is avoided when the studs 101 of different side walls are welded.

In this embodiment, one of the pivots 3 passes through the support 1 and the end is fixed with the worm wheel 12, the support 1 is rotatably connected with the worm 13, the worm 13 is meshed with the worm wheel 12, the end of the worm 13 is connected with the driving motor 14, the driving motor 14 can drive the pivot 3 to rotate through the worm wheel 12 and the worm 13 meshed with each other, the pivot 3 drives the clamping assembly to turn over with the ring main unit gas box steel plate 100, the ring main unit gas box steel plate 100 can be adjusted to different angles, and the studs 101 on different surfaces of the ring main unit gas box steel plate 100 are convenient to weld.

The working principle of the utility model is as follows: the ring main unit gas box steel plate 100 is sleeved on the positioning rod 4, the positioning rod 4 positions the ring main unit gas box steel plate 100, the pushing rod 7 is rotated to enable the positioning rod 4 to be submerged in the push plate 6, the positioning rod 4 is rotated to enable the first supporting seat 5 to displace along the direction that the positioning rod 4 is far away from the clamping seat so as to adjust the position of the first supporting seat 5 relative to the push plate 6, the end faces of the first supporting seat 5 and the push plate 6 can be simultaneously abutted against the side wall of the ring main unit gas box steel plate 100, the ring main unit gas box steel plate 100 is supported, the electric push rod 9 stretches and pushes the pressing seat 8 to move along the axis of the positioning rod 4 to be close to the ring main unit gas box steel plate 100, the pressing seat 8 is matched with the first supporting seat 5 to clamp the ring main unit gas box steel plate 100, an operator can weld studs 101 on the top surface of the top of the ring main unit gas box steel plate 100 in a horizontal state, after welding, a driving motor 14 drives a clamping assembly to turn over 90 degrees with the ring main unit gas box steel plate 100 through a worm wheel 12 and a worm 13 which are meshed with each other, so that the other plane of the ring main unit gas box steel plate 100 is horizontal upwards, the operator can weld the studs 101 on the corresponding surface, an electric push rod 9 drives a pressing seat 8 to reset after welding, a push rod is rotated to drive a push plate 6 to move, and the push plate 6 can push the ring main unit gas box steel plate 100 which is welded to be completed away from a clamp, so that the blanking of the ring main unit gas box steel plate 100 is realized.

When the stud 101 is required to be welded on the inner side wall of the ring main unit gas box steel plate 100, the push rod 7 is rotated to enable the positioning rod 4 to protrude into the push plate 6, the positioning rod 4 is rotated to enable the first supporting seat 5 to be displaced along the positioning rod 4 towards the direction close to the clamping seat, so that the position of the first supporting seat 5 relative to the push plate 6 is adjusted, the end face of the first supporting seat 5 and the end face of the push plate 6 can be simultaneously abutted against the side wall of the ring main unit gas box steel plate 100, the driving motor 14 drives the clamping assembly to turn over 90 degrees with the ring main unit gas box steel plate 100 through the worm wheel 12 and the worm 13 meshed with each other, the plane to be welded on the ring main unit gas box steel plate 100 is enabled to be downward, and an operator can conveniently finish welding on the stud 101 on the inner side wall of the ring main unit gas box steel plate 100.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a looped netowrk cabinet gas tank welds double-screw bolt anchor clamps, includes support (1) of support anchor clamps, installs clamping subassembly, its characterized in that on the support: clamping subassembly includes base (2), be connected through pivot (3) and support (1) rotation on base (2), base (2) lateral wall upper end level rotates and is connected with two locating lever (4), two through-hole looks adaptation that symmetry set up on locating lever (4) and looped netowrk cabinet gas tank steel sheet (100), set up external screw thread and threaded connection on locating lever (4) have first supporting seat (5), install on base (2) the lateral wall of keeping away from locating lever (4) and follow locating lever (4) axis direction and remove compress tightly seat (8), set up slotted hole (801) with locating lever (4) looks adaptation on compressing tightly seat (8), locating lever (4) below has been seted up and can be followed locating lever (4) axis direction removal push pedal (6), push pedal (6) and base (2) sliding connection, push pedal (6) are close to base (2) lateral wall one end and rotate and are connected with push rod (7), push rod (7) run through base (2) lateral wall and with its threaded connection.

2. The ring main unit gas box stud welding fixture according to claim 1, wherein: one end of the pressing seat (8) far away from the positioning rod (4) is fixed with an electric push rod (9) fixed on the side wall of the base (2), and an annular silica gel pad (10) is fixed on the end face of the pressing seat (8) close to the positioning rod (4).

3. The ring main unit gas box stud welding fixture according to claim 1, wherein: the horizontal fixed locating column (11) on base (2) lateral wall, locating column (11) run through push pedal (6) and with push pedal (6) sliding connection, through-hole looks adaptation that eccentric setting on locating column (11) and looped netowrk cabinet gas tank steel sheet (100).

4. A ring main unit gas box stud welding fixture according to claim 3, wherein: inclined chamfers are formed at the ends of the positioning rod (4) and the positioning column (11).

5. The ring main unit gas box stud welding fixture according to claim 1, wherein: and a clearance hole (601) capable of avoiding the stud of the steel plate (100) of the ring main unit gas tank is formed in the push plate (6).

6. The ring main unit gas box stud welding fixture according to claim 1, wherein: one of the pivots (3) penetrates through the support (1) and the end part of the pivot is fixedly provided with a worm wheel (12), the support (1) is rotatably connected with a worm (13), the worm (13) is meshed with the worm wheel (12), and the end part of the worm (13) is connected with a driving motor (14).