CN212908780U - Positioning and mounting structure for side gas expansion box of gas insulated switchgear - Google Patents
Positioning and mounting structure for side gas expansion box of gas insulated switchgear Download PDFInfo
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- CN212908780U CN212908780U CN202021504450.1U CN202021504450U CN212908780U CN 212908780 U CN212908780 U CN 212908780U CN 202021504450 U CN202021504450 U CN 202021504450U CN 212908780 U CN212908780 U CN 212908780U
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Abstract
The utility model discloses a positioning and mounting structure of a gas-insulated switchgear side gas diffusion box, which relates to the technical field of switchgear side gas diffusion box mounting, and comprises a mounting base and a gas box to be mounted, wherein the top of the base is provided with a positioning groove, a positioning hole is arranged on the side wall of the gas box, and a shaft pin is inserted and fixed in the positioning hole; during assembly, the shaft pin is clamped on the positioning groove, and the base and the air box are locked into a whole by the bolt assembly. The utility model discloses an utilize and set for the locating hole at the gas tank lateral wall, set up the pivot that has the step on the locating hole, with pivot installation and joint in the constant head tank of base lateral wall, recycle the fixed mode of bolt assembly, the effectual efficiency that improves the gas tank installation in the unit interval, this kind of mounting means is except being convenient for install outside, the maintenance dismantlement is also convenient, need not set up a plurality of fixed point welding and has reduced the installation requirement.
Description
Technical Field
The utility model relates to a cubical switchboard side expands gas tank installation technical field, in particular to gas insulation cubical switchboard side expands gas tank location mounting structure.
Background
With the continuous development of society and economy, the complexity of engineering construction is increased, and the requirements of users on miniaturization, maintenance-free and intellectualization of switch equipment are higher and higher. A cabinet type gas insulated metal enclosed switchgear is called C-GIS for short, and is an expansion of high-voltage GIS products in the medium-voltage field. The expansion mode of the expandable gas insulated switchgear in the prior art mainly comprises a top expansion mode and a side expansion mode, wherein the typical structure of the side expansion mode is as follows; the sleeves on the air boxes on the two sides connect the buses of the two switch cabinets through the connectors, so that the defect that bubbles cannot occur on the joint surface when the buses are connected can be guaranteed. The main modes adopted in the prior art are as follows: the gas tank is welded with a support, a nut is welded on the support, the base is provided with a hole, the base is connected through a bolt, and a multi-welding process is needed.
Based on this, the utility model designs a gas insulated switchgear side expands gas tank location mounting structure has solved above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem to be solved
The utility model discloses to the above-mentioned problem among the prior art, for remedying the not enough of prior art, the utility model provides a gas insulated switchgear side expands gas tank location mounting structure that can rationally make and use.
(2) Technical scheme
In order to achieve the technical purpose, the utility model provides a gas insulation switch cabinet side gas diffusion box positioning and mounting structure, which comprises a mounting base and a gas box to be mounted, wherein the top of the base is provided with a positioning groove, the side wall of the gas box is provided with a positioning hole, and a shaft pin is inserted into and fixed in the positioning hole; during assembly, the shaft pin is clamped on the positioning groove, and the base and the air box are locked into a whole by the bolt assembly.
Preferably, the shape of the positioning groove and the shape of the outer side of the shaft pin are matched with each other.
Preferably, the shaft pin is fixed with the side wall of the air box by welding.
Preferably, at least two positioning holes are arranged, and at least two shaft pins matched with the positioning holes are also arranged.
Preferably, the outer side of the shaft pin is provided with a clamping step, and the clamping step is clamped on the positioning groove.
(3) Advantageous effects
The utility model overcomes use the mode that the formula installation gas tank was expanded to the side among the prior art, need use the mode of multiple welding trompil location connection, the problem that installation step is complicated, the installation requirement is high. The utility model discloses an utilize and set for the locating hole at the gas tank lateral wall, set up the pivot with the step on the locating hole, install the pivot and the joint in the locating groove of base lateral wall, adopt the pivot location far more accurate than the bolt location among the prior art, indirectly guaranteed the axiality of assembly sleeve pipe, improved the installation condition of generating line connection, improved the installation effect of generating line connection; the mode of fixing the bolt assembly is reused, the efficiency of installing the air box in unit time is effectively improved, the installation mode is convenient to install, maintain and disassemble, and a plurality of fixed-point welding devices are not needed to be arranged, so that the installation requirement is reduced.
Drawings
The present invention will be further explained with reference to the drawings and examples. Wherein:
FIG. 1 is a schematic view of a structural assembly face of the present invention;
FIG. 2 is an expanded view of the D-D interface of FIG. 1.
The reference signs are: 1-base, 11-locating slot, 2-air box, 3-axle pin, 4-bolt component.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example (b):
referring to fig. 1-2, the positioning and mounting structure of a side diffuser box of a gas insulated switchgear according to the present invention includes a mounting base and a gas box to be mounted, wherein a positioning groove is formed at the top of the base, a positioning hole is formed in a sidewall of the gas box, and a shaft pin is inserted into and fixed in the positioning hole; during assembly, the shaft pin is clamped on the positioning groove, and the base and the air box are locked into a whole by the bolt assembly.
Furthermore, the shape of the positioning groove is matched with the shape of the outer side of the shaft pin, the part of the outer side of the shaft pin can be conveniently and rightly installed inside the positioning groove, and the sleeves on the gas boxes on the two sides can have high coaxiality.
Furthermore, the shaft pin is mutually fixed with the side wall of the air box in a welding mode, so that the mounting stability of the shaft pin and the side wall of the air box is favorably enhanced.
Furthermore, the number of the positioning holes is at least two, and the number of the shaft pins matched with the positioning holes is at least two, so that the stability between the air box and the base in positioning is improved.
Furthermore, the outside of pivot has the setting of screens step, screens step block is in on the constant head tank, screens step provides a spacing effect in location, is the mode that improves the axiality of both sides gas tank.
One specific application of this embodiment is: the utility model discloses mainly be the side of application in expanded gas insulated switchgear expands the mode, during the installation, at first dig the locating hole on the lateral wall of gas tank 2, to have the step in the pivot 3 inserts the locating hole, and make it can fix a position on the lateral wall of gas tank 2 through the welded mode, gas tank 2 is when the installation gets into base 1, the mode is from upper portion down the installation and inserts, utilize direction horn mouth (having in the reality on the base 1 curb plate simultaneously, but not show in the picture) to make the pivot fall in the constant head tank 11 of base 1 lateral wall, thereby wherein constant head tank 11 can increase the stability of pressfitting with the outside screens step of pivot 3 each other matchs, reuse bolt assembly 4 (prior art) at last and fix base 1 and gas tank 2, improve the stability of integral erection.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a gas insulated switchgear side expands case location mounting structure which characterized in that: the mounting device comprises a mounting base (1) and an air box (2) to be mounted, wherein a positioning groove (11) is formed in the top of the base (1), a positioning hole is formed in the side wall of the air box (2), and a shaft pin (3) is inserted into and fixed in the positioning hole; during assembly, the shaft pin (3) is clamped on the positioning groove (11), and the base (1) and the gas box (2) are locked into a whole by the bolt assembly (4).
2. A positioning and mounting structure of a gas-insulated switchgear side diffuser box according to claim 1, characterized in that the shape of the positioning slot (11) matches the shape of the outside of the shaft pin (3).
3. The positioning and mounting structure of the gas diffusion box at the side of the gas insulated switchgear cabinet according to claim 1, wherein the shaft pin (3) is fixed with the side wall of the gas diffusion box (2) by welding.
4. A positioning and mounting structure for side diffuser box of gas insulated switchgear according to any of claims 1-3, characterized in that there are at least two positioning holes and at least two shaft pins (3) matching with the positioning holes.
5. The positioning and mounting structure of the gas diffusion box at the side of the gas insulated switchgear as claimed in claim 4, wherein the pin (3) has a retaining step at its outer side, and the retaining step is engaged with the retaining groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021504450.1U CN212908780U (en) | 2020-07-27 | 2020-07-27 | Positioning and mounting structure for side gas expansion box of gas insulated switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021504450.1U CN212908780U (en) | 2020-07-27 | 2020-07-27 | Positioning and mounting structure for side gas expansion box of gas insulated switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212908780U true CN212908780U (en) | 2021-04-06 |
Family
ID=75293000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021504450.1U Active CN212908780U (en) | 2020-07-27 | 2020-07-27 | Positioning and mounting structure for side gas expansion box of gas insulated switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212908780U (en) |
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2020
- 2020-07-27 CN CN202021504450.1U patent/CN212908780U/en active Active
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