CN216312426U

CN216312426U - Insulation protection device for electric network electrical equipment

Info

Publication number: CN216312426U
Application number: CN202122268319.0U
Authority: CN
Inventors: 刘玉溪; 王申树; 张晓丽; 张宣
Original assignee: Lianyungang Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: Lianyungang Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-15
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses an insulation protection device for electric equipment of a power grid, which comprises a middle box body, and a top box cover assembly and a supporting seat which are positioned at the upper end and the lower end of the middle box body, wherein the middle box body comprises an inner box wall with a box body structure, a box door and a first soft magnetic sleeve; the upper end of the inner box wall is provided with an upper box opening, and the upper end of the inner box wall is detachably connected with the top box cover component; the front end surface of the inner box wall is provided with a front door opening, and the box door is hinged with one side of the inner box wall and covers the front door opening; the box door comprises a door plate core and a second soft magnetic sleeve, and the second soft magnetic sleeve wraps the door plate core; the top case lid subassembly includes top case lid and signal receiver, and signal receiver fixed mounting is on top case lid top, the upper portion of top case lid is equipped with cavity structures's case lid line board chamber, and is equipped with the third soft magnetic sleeve in the outside cover in case lid line board chamber. After a certain part outside the protection device is damaged, the damaged part can be directly bonded and repaired, the maintenance is convenient, and the maintenance cost is low.

Description

Insulation protection device for electric network electrical equipment

Technical Field

The utility model relates to the technical field of electric network electrical equipment, in particular to an insulation protection device for the electric network electrical equipment.

Background

The distribution box equipment can be regarded as integrated power grid electrical equipment, and some switching devices, measuring instruments, overload protection equipment, other auxiliary equipment and the like in a distribution network are usually integrated into a box body, so that unified management is facilitated. Distribution box equipment in the prior art can be divided into a wood structure and a metal structure according to materials, and can be divided into a welding type and an assembly type according to a manufacturing form. Distribution box equipment among the prior art has characteristics such as small, the installation is simple, fixed position, function are unique usually, can satisfy general operation requirement, but it still has following shortcoming in the in-process of in-service use:

1. in the prior art, no matter the distribution box equipment is of a metal structure or a wood structure, the distribution box equipment is easily aged due to long-term environmental influence when being in an outdoor environment for a long time, so that the overall resistance of the distribution box equipment is reduced, the protection capability of the distribution box equipment is further reduced, and the service life of the distribution box equipment is short;

2. in the distribution box equipment in the prior art, the external part of the distribution box equipment is generally simple in box body structure, and a corresponding protection structure is lacked, so that after the external part of the distribution box equipment is damaged, corresponding parts or the whole distribution box equipment needs to be replaced or scrapped, and the use cost is increased;

3. the distribution box equipment in the prior art is usually treated by painting, the surface of the distribution box equipment is accumulated by dust or oil stains for a long time, the difficulty of cleaning and maintenance is high, and the maintenance cost is increased.

Disclosure of Invention

The utility model aims to provide an insulation protection device for electrical equipment of a power grid, and solves the problems that the existing distribution box equipment is easy to age, has no protection structure and is difficult to clean and maintain.

The technical solution for realizing the purpose of the utility model is as follows:

an insulation protection device for electric equipment of a power grid comprises a middle box body, and a top box cover assembly and a supporting seat which are positioned at the upper end and the lower end of the middle box body, wherein the middle box body comprises an inner box wall with a box body structure, a box door and a first soft magnetic sleeve; the upper end of the inner box wall is provided with an upper box opening, and the upper end of the inner box wall is detachably connected with the top box cover component; the front end surface of the inner box wall is provided with a front door opening, and the box door is hinged with one side of the inner box wall and covers the front door opening; the box door comprises a door plate core and a second soft magnetic sleeve, and the second soft magnetic sleeve wraps the door plate core;

the top case lid subassembly includes top case lid and signal receiver, and signal receiver fixed mounting is on top case lid top, the upper portion of top case lid is equipped with cavity structures's case lid line board chamber, and is equipped with the third soft magnetic sleeve in the outside cover in case lid line board chamber.

Furthermore, the supporting seat comprises a supporting bottom plate, four first supporting columns and four plugs, the four first supporting columns are symmetrically installed at four corners of the upper end face of the supporting bottom plate, and the four plugs are correspondingly installed on the first supporting columns respectively.

Furthermore, four anchor bolt holes are formed in the upper end face of the supporting base plate and in the middle of the first supporting column.

Furthermore, four second support columns are symmetrically arranged at the left and right sides of the lower end of the inner box wall, and the lower end faces of the second support columns are provided with plug-in grooves which are plugged with plugs.

Furthermore, a plurality of electric appliance mounting plate seats are fixedly arranged on the inner side face of the rear end of the inner box wall, and an electric appliance mounting plate with an L-shaped plate-shaped structure is fixedly connected to each electric appliance mounting plate seat through a screw.

Furthermore, the hoop of the port department on and the gate in the front on the preceding terminal surface of interior tank wall is equipped with the sealed protruding circle in gate, the inboard hoop of door plant core is equipped with the sealed protruding circle of door plant, and when the chamber door was closed, the terminal surface laminating before the sealed protruding circle of door plant and the interior tank wall, and the sealed protruding circle of door plant is located the sealed protruding circle outer lane in gate.

Furthermore, the inner cavity of the inner box wall on the rear end face of the inner box wall is communicated with a conduit, and the conduit is of a downward bending tubular structure.

Furthermore, a line concentration plate is arranged at the lower end of the line plate cavity of the box cover in the circumferential direction, and line concentration grooves which are uniformly arranged are formed outwards from the center of the line concentration plate.

Furthermore, the bottom of the wire board cavity of the box cover and the lower end of the wire collecting board are annularly provided with a plugging support table, the lower end of the plugging support table is annularly provided with a plugging board, the upper end surface of the upper box opening is provided with a fixed plugging slot which is plugged with the plugging board, and the sealing ring is fixedly sleeved at the lower end of the plugging board.

Furthermore, a door handle of a C-shaped structure is fixedly connected to the door panel core, and the door panel core is hinged to one side of the inner box wall through a hinge.

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

(1) according to the utility model, the inner box wall, the door panel core and the box cover line board cavity are respectively protected by adopting the first soft magnetic sleeve, the second soft magnetic sleeve and the third soft magnetic sleeve, so that the whole protection device has good heat dissipation, corrosion resistance, moisture resistance and high insulativity, and the service life of the protection device is greatly prolonged;

(2) in the utility model, when a certain part outside the protection device is damaged, the damaged part can be directly bonded and repaired, so that the maintenance is convenient and the maintenance cost is low;

(3) according to the utility model, the outer surfaces of the first soft magnetic sleeve, the second soft magnetic sleeve and the third soft magnetic sleeve have smooth characteristics, so that dust and sundries do not need to be retained, the cleaning is easy, and the maintenance is convenient;

(4) in the utility model, the supporting base plate is provided with four foundation bolt holes, so that the supporting base plate can be conveniently fixed to a required installation position;

(5) in the utility model, the supporting seat 1, the middle box body (2) and the top box cover component are connected in a separable inserting structure, the operation is simple, the whole protection device is in a split assembly mode, and the protection device is convenient to manufacture, transport and install.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.

Fig. 1 is an isometric view of the overall structure of the present invention.

Fig. 2 is a front view of the overall structure of the present invention.

Fig. 3 is an axial side view of the cross-sectional structure of fig. 2 taken along line B-B.

Fig. 4 is a schematic cross-sectional view taken at C-C in fig. 2.

Fig. 5 is a schematic cross-sectional view taken at D-D in fig. 2.

Fig. 6 is a left side view of the overall structure of the present invention.

Fig. 7 is an isometric view of the cross-sectional structure of fig. 6 taken at a-a.

In the figure: 1. a supporting seat; 2. a middle box body; 3. a box door; 4. a top box cover; 5. a signal receiver; 6. a seal ring; 101. a support base plate; 102. a first support column; 103. a plug; 104. a foundation bolt hole; 201. an inner box wall; 202. an upper box opening; 203. a front doorway; 204. a first soft magnetic sleeve; 205. a second support column; 206. connecting a slot; 207. an electrical appliance mounting plate base; 208. an electrical appliance mounting plate; 209. a doorway sealing convex ring; 210. a conduit; 301. a door panel core; 302. a second soft magnetic sleeve; 303. the door plate is provided with a sealing convex ring; 304. a door handle; 401. a case cover line board cavity; 402. a line concentration plate; 403. a line concentration groove; 404. a third soft magnetic sleeve; 405. inserting a support platform; 406. a patch panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the utility model. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

The utility model relates to a power grid electrical equipment insulation protection device, which is clearly and completely explained in the following with reference to the attached drawings.

As shown in fig. 1 to 7, the present invention specifically relates to an insulation protection device for electrical equipment in a power grid, which comprises a support base 1, an intermediate box body 2 arranged at the upper end of the support base 1, and a top box cover assembly arranged at the upper end of the intermediate box body 2, wherein the support base 1 is integrally formed by ceramic die-casting, and has the advantages of moisture protection, insulation, aging resistance, etc., the bottom of the support base 1 is provided with a support base plate 101, four first support columns 102 are symmetrically arranged at the four corners of the upper end surface of the support base plate 101, a plug 103 is arranged in the middle of the first support column 102, four foundation bolt holes 104 are arranged on the upper end surface of the support base plate 101 and in the middle of the first support column 102, wherein the first support column 102 plays a role of bottom support relative to the intermediate box body 2, when being installed, the support base plate 101 is firstly placed at the corresponding position, and then installed in the foundation bolt holes 104 by using foundation bolts, thereby fixing the whole supporting seat 1 at the installation position;

the middle box body 2 is composed of a middle box body 2 and a box door 3 hinged to the side surface of the middle box body 2, an inner box wall 201 of a box body structure is arranged in the middle box body 2, an upper box opening 202 is formed in the upper end of the inner box wall 201, a front door opening 203 is formed in the front end surface of the inner box wall 201, a first soft magnetic sleeve 204 is wrapped on the outer side of the inner box wall 201, a door panel core 301 is arranged in the middle of the box door 3, and a second soft magnetic sleeve 302 is wrapped on the outer side of the door panel core 301, wherein the first soft magnetic sleeve 204 and the second soft magnetic sleeve 302 can be made of soft ceramic materials, after the inner box wall 201 and the door panel core 301 are wrapped by the first soft magnetic sleeve 204 and the second soft magnetic sleeve 302 respectively, the surfaces of the first soft magnetic sleeve 204 and the second soft magnetic sleeve 301 have good heat dissipation, corrosion resistance, moisture resistance and high insulation, the protection performance of the whole protection device is improved, and the surfaces of the first soft magnetic sleeve 204 and the second soft magnetic sleeve 302 have smooth characteristics, the cleaning and maintenance are convenient, when the part outside the protection device is damaged, only the corresponding area needs to be bonded, the maintenance is simple, the maintenance cost is reduced, and the service life is prolonged;

the top case lid subassembly comprises top case lid 4, top case lid 4 top fixed mounting's signal receiver 5 and the sealing washer 6 that the pot head was established under the top case lid 4, the upper end of top case lid 4 is equipped with cavity structures's case lid line board chamber 401, and overlaps in the outside of case lid line board chamber 401 and be equipped with third soft magnetic cover 404, and wherein the device in the relative middle box 2 of signal receiver 5 plays a received signal's effect, and sealing washer 6 then plays the effect of a sealed protection between middle box 2 and top case lid 4.

The lower extreme bilateral symmetry of inner tank wall 201 is equipped with four second support columns 205, offer on the lower terminal surface of second support column 205 and insert the groove 206 of inserting that matches with first support column 102 mutually, this kind connects the structure of inserting, easy operation makes whole protection device become the body equipment mode, the preparation of being convenient for, the transportation of being convenient for, the installation of being convenient for.

An electrical appliance mounting plate seat 207 is fixedly arranged on the inner side face of the rear end of the inner box wall 201, an electrical appliance mounting plate 208 with an L-shaped plate-shaped structure is fixedly connected onto the electrical appliance mounting plate seat 207 through screws, electrical equipment can be mounted on two sides of the electrical appliance mounting plate 208, and the connecting structure improves the space utilization rate of the whole middle box body 2.

The utility model discloses a refrigerator door, including interior tank wall 201, door 203, wire conduit 210, door 3, door sealing convex ring 209, door 210 is the tubulose structure of bending downwards, avoids rainwater or dust to get into from this mouthful of follow on the preceding terminal surface of interior tank wall 201 and the port department hoop that is equipped with the sealed protruding circle 209 in front door 203, the inner chamber intercommunication of the interior tank wall 201 to the rear end face of interior tank wall 201 has wire conduit 210, and when door 3 closed to the preceding door 203, the side laminating of the sealed protruding circle 209 in door and door 3, and then played a sealed effect, and wire conduit 210 is the tubulose structure of bending downwards, avoids rainwater or dust to get into from this mouthful.

The lower end of the box cover line board cavity 401 is annularly provided with a line concentration board 402, the middle of the line concentration board 402 is outwards provided with line concentration grooves 403 which are uniformly distributed, when the box cover line board cavity is used, wires of equipment installed in the inner box wall 201 can be collected at the line concentration board 402 and clamped into the line concentration grooves 403, and the effect of optimizing line concentration is achieved.

The bottom of case lid wiring board cavity 401 is equipped with in the lower extreme ring of line concentration board 402 and connects and connect supporting bench 405, the lower extreme ring that connects supporting bench 405 connects is equipped with and connects the hub plate 406, set up the fixed socket that matches with hub plate 406 on the up end of last case mouth 202, sealing washer 6 fixed cover is established in the lower extreme of hub plate 406, and this kind of formula structure of inserting, the separation and the dress of top case lid 4 and middle box 2 are convenient for, and here sealing washer 6 plays a sealing connection's effect between middle box 2 and top case lid 4.

The door plate core 301 is characterized in that a door plate sealing convex ring 303 is arranged on the inner side of the door plate core 301 in the circumferential direction, a door handle 304 of a C-shaped structure is fixedly connected to the outer side face of the door plate core 301, the right side of the door plate core 301 is hinged to the right end of the front end face of the inner box wall 201 through a hinge, when the door 3 is closed towards the front door opening 203, the door plate sealing convex ring 303 is attached to the front end face of the inner box wall 201, the door plate sealing convex ring 303 is located on the outer ring of the door sealing convex ring 209, a secondary sealing effect is achieved, and the sealing performance of the whole door 3 relative to the middle box body 2 is improved.

The working principle is as follows: during installation, the supporting base plate 101 is firstly placed at a corresponding installation position, then an anchor bolt penetrates through the anchor bolt hole 104, the supporting seat 1 is fixed on the upper end face of the installation position, then the middle box body 2 is moved to the upper end of the supporting seat 1, the second supporting column 205 is opposite to the first supporting column 102, the middle box body 2 is downwards placed, the inserting slot 206 is inserted and combined with the plug 103, and the installation of the middle box body 2 on the supporting seat 1 is completed; the sealing ring 6 is sleeved on the lower end of the patch panel 406 at the lower end of the top box cover 4, then the top box cover 4 is moved to the upper end of the middle box body 2, the patch panel 406 is opposite to the fixed slot arranged at the upper end of the front door opening 203, the top box cover 4 is lowered, the patch panel 406 is inserted into the fixed slot arranged at the upper end of the front door opening 203, the installation of the top box cover 4 at the upper end of the middle box body 2 is completed, the whole installation process is simple, the operation is convenient, in the whole protection device after the installation, the first soft magnetic sleeve 204, the third soft magnetic sleeve 404 and the second soft magnetic sleeve 302 respectively play a good protection role in the inner box wall 201, the box cover wiring board cavity 401 and the door panel core 301, meanwhile, the heat dissipation, the corrosion resistance, the moisture resistance and the high insulation performance of the whole protection device are improved, when a certain part on the outer surface of the protection device is damaged, the damaged part at the corresponding part can be bonded and supplemented, the operation is simple, the maintenance cost is low, and the service life is prolonged.

The standard parts used in the present invention are all available on the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings, and are not described in detail herein, and the content not described in detail in the present specification belongs to the prior art known by those skilled in the art.

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.

Claims

1. The utility model provides an electric wire netting electrical equipment insulation protection device, includes middle box (2) and top tank cover subassembly and supporting seat (1) that are located middle box (2) upper and lower both ends, its characterized in that: the middle box body (2) comprises an inner box wall (201) with a box body structure, a box door (3) and a first soft magnetic sleeve (204); an upper tank opening (202) is formed in the upper end of the inner tank wall (201), and the upper end of the inner tank wall (201) is detachably connected with the top tank cover assembly; a front door opening (203) is formed in the front end face of the inner box wall (201), the box door (3) is hinged to one side of the inner box wall (201) and covers the front door opening (203); the box door (3) comprises a door plate core (301) and a second soft magnetic sleeve (302), and the second soft magnetic sleeve (302) wraps the door plate core (301);

the top case lid subassembly includes top case lid (4) and signal receiver (5), and signal receiver (5) fixed mounting is on top case lid (4) top, the upper portion of top case lid (4) is equipped with cavity structures's case lid line board chamber (401), and is equipped with third soft magnetic sleeve (404) in the outside cover of case lid line board chamber (401).

2. A grid electrical equipment insulation protection device according to claim 1, characterized in that: the supporting seat (1) comprises a supporting bottom plate (101), four first supporting columns (102) and four plug connectors (103), wherein the four first supporting columns (102) are symmetrically installed at four corners of the upper end face of the supporting bottom plate (101), and the four plug connectors (103) are correspondingly installed on the first supporting columns (102) respectively.

3. A grid electrical equipment insulation protection device according to claim 2, characterized in that: four anchor bolt holes (104) are formed in the upper end face of the supporting base plate (101) and in the middle of the first supporting column (102).

4. A grid electrical equipment insulation protection device according to claim 2, characterized in that: the lower end of the inner box wall (201) is bilaterally symmetrically provided with four second supporting columns (205), and the lower end face of each second supporting column (205) is provided with a plug-in groove (206) which is plugged and matched with the plug (103).

5. A grid electrical equipment insulation protection device according to claim 1, characterized in that: a plurality of electrical apparatus mounting plate seats (207) are fixedly arranged on the inner side surface of the rear end of the inner box wall (201), and an electrical apparatus mounting plate (208) with an L-shaped plate-shaped structure is fixedly connected to each electrical apparatus mounting plate seat (207) through a screw.

6. A grid electrical equipment insulation protection device according to claim 1, characterized in that: the utility model discloses a door plate sealing device, including interior tank wall (201), the inboard hoop of door plate core (301) is equipped with door plate sealing convex ring (303), and when chamber door (3) was closed, the terminal surface laminating before door plate sealing convex ring (303) and interior tank wall (201) was gone up and the port department hoop of door mouth (203) was equipped with the sealed convex ring (209) in the front of on the preceding terminal surface of interior tank wall (201), and door plate sealing convex ring (303) are located the sealed convex ring (209) outer lane in the door mouth.

7. A grid electrical equipment insulation protection device according to claim 1, characterized in that: the inner cavity of the inner box wall (201) is communicated with a conduit (210) on the rear end face of the inner box wall (201), and the conduit (210) is of a downward bending tubular structure.

8. A grid electrical equipment insulation protection device according to claim 1, characterized in that: the lower end of the box cover line board cavity (401) is annularly provided with a line collecting board (402), and line collecting grooves (403) which are uniformly arranged are formed outwards from the center of the line collecting board (402).

9. A grid electrical equipment insulation protection device according to claim 8, characterized in that: the bottom of case lid wiring board chamber (401) and the lower extreme ring of line concentration board (402) is equipped with and connects support table (405), the lower extreme ring that connects support table (405) is equipped with patch panel (406), set up the fixed socket that connects that matches with patch panel (406) on the up end of last case mouth (202), the fixed cover of lower extreme of patch panel (406) is equipped with sealing washer (6).

10. An electrical grid equipment insulation protection device according to any one of claims 1 to 9, characterized in that: the door plate core (301) is fixedly connected with a door handle (304) with a C-shaped structure, and the door plate core (301) is hinged with one side of the inner box wall (201) through a hinge.