CN209844397U

CN209844397U - Full-insulation inflatable ring main unit body

Info

Publication number: CN209844397U
Application number: CN201920951632.4U
Authority: CN
Inventors: 马云涌
Original assignee: JIANGXI SENYUAN POWER CMI HOLDINGS Ltd
Current assignee: JIANGXI SENYUAN POWER CMI HOLDINGS Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2019-12-24
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a full-insulation inflatable ring main unit body, which comprises a unit body and a unit door, wherein the unit body is provided with a unit door at the front side through a hinge in a rotating way, a wire inlet pipe is inserted at the center of one side of the unit body, a wire outlet pipe is inserted at the center of the other side of the unit body, the unit body comprises a shell and an inner container, the space formed by the inner container forms a unit cavity, the inner container is fixedly arranged at the two ends of the inner part of the shell through bolts, a vacuum cavity is formed between the inner container and the shell, the utility model forms a vacuum cavity through the shell and the inner container, then the air in the vacuum cavity is extracted out, the sealing in the vacuum cavity is ensured, the vacuum cavity can form an isolation layer, the vacuum cavity has higher insulating property, the insulating property of the unit body can be improved, and the sealing in the, the insulating strength of the cabinet body is increased.

Description

Full-insulation inflatable ring main unit body

Technical Field

The utility model relates to a looped netowrk cabinet technical field specifically is a looped netowrk cabinet body is aerifyd to full insulation.

Background

The ring main unit is a group of high-voltage switch equipment which is arranged in a metal or nonmetal insulating cabinet body or is made into electrical equipment of an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, so that the ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like; the transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

However, when the existing ring main unit is used, the following defects exist:

the insulating properties of the existing inflatable ring main unit are poor, and when the cabinet body is collided, gaps can be generated at the joint of the cabinet body and the cabinet door, and then the insulating gas in the cabinet body is easy to leak, so that the normal insulating effect of the cabinet body is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a looped netowrk cabinet body is aerifyd to the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a full insulation aerifys looped netowrk cabinet body, includes the cabinet body and cabinet door, the cabinet body openly rotates through the hinge and installs the cabinet door, the center department of cabinet body one side is pegged graft and is had the inlet wire pipe, the center department of cabinet body opposite side is pegged graft and is had the play spool, the cabinet body includes shell and inner bag, the space that the inner bag formed constitutes cabinet chamber, and the inner bag passes through bolt fixed mounting and is in the inside both ends of shell, the inner bag with be formed with the vacuum cavity between the shell, cabinet body surface symmetry is pegged graft and is had the breather pipe of equal and distribution, the breather pipe runs through the shell with.

The inner container is provided with a plurality of through holes, wherein the centers of two ends of the inner container are both provided with through holes, and the edges of the through holes are fixedly connected with the inner wall of the shell through bolts; the two ends of the liner are provided with through holes, and then the edges of the through holes are fixedly connected with the inner wall of the shell, so that a vacuum cavity is formed between the shell and the liner.

The wire inlet pipe and the wire outlet pipe are respectively inserted at one side of two ends of the shell, which are close to the through holes, and joints between the wire inlet pipe and the wire outlet pipe and the shell are sealed, so that external dust is prevented from entering the cabinet body.

The inside of breather pipe is plugged with the coarse pore sponge, the coarse pore sponge is T type shape, and the coarse pore sponge is used for preventing external dust to get into the cabinet intracavity.

The breathable net cloth is pasted at the joint of the shell and the tail end of the vent pipe and covers one side of the coarse hole sponge, and the breathable net cloth is used for preventing the coarse hole sponge from falling.

The joint between the vent pipe and the shell and the liner is in a sealing state and used for guaranteeing the sealing of the inside of the vacuum cavity, and the sealing structure is arranged in the vacuum cavity, so that the vacuum state inside the vacuum cavity can be guaranteed after air inside the vacuum cavity is pumped out, and a good insulation effect is achieved.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an shell and inner bag form the vacuum cavity, then take the inside air of vacuum cavity out to guarantee vacuum cavity internal seal, the vacuum cavity can form the one deck isolation layer like this, and the vacuum cavity has higher insulating properties, can improve the insulating properties of the cabinet body like this, and when the cabinet body received the collision, the vacuum cavity was inside still can keep sealed simultaneously, has increased the dielectric strength of the cabinet body.

2. The utility model discloses a some gross porosity sponges are filled in the breather pipe to and the ventilative screen cloth homoenergetic that is covered on one side of the gross porosity sponge can prevent effectively that the dust in the outside air from getting into the cabinet intracavity, thereby reduce the clearance and maintain the number of times, provide good conditions for the use of the cabinet body.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall front view cross-section structure of the present invention;

fig. 3 is a schematic view of the structure of the ventilation tube of the present invention.

In the figure: 10-a cabinet body; 11-a wire inlet pipe; 12-a line outlet pipe; 13-a housing; 14-inner container; 15-vacuum chamber; 16-a ventilation pipe; 17-coarse pore sponge; 18-breathable mesh cloth; 19-cabinet chamber; 20-a cabinet door; 21-hinge.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a looped netowrk cabinet body is aerifyd to full insulation, including the cabinet body 10 and cabinet door 20, cabinet body 10 openly rotates through hinge 21 and installs cabinet door 20, the center department of cabinet body 10 one side is pegged graft and is had inlet wire pipe 11, the center department of cabinet body 10 opposite side is pegged graft and is had outlet wire pipe 12, cabinet body 10 includes shell 13 and inner bag 14, the space that inner bag 14 formed constitutes cabinet chamber 19, and inner bag 14 passes through bolt fixed mounting at the inside both ends of shell 13, be formed with vacuum cavity 15 between inner bag 14 and the shell 13, cabinet body 10 surface symmetry is pegged graft and is had the breather pipe 16 of equal and distribution, breather pipe 16 runs through shell 13.

Wherein, the centers of the two ends of the inner container 14 are both provided with through holes, the edges of which are fixedly connected with the inner wall of the shell 13 through bolts; two ends of the inner container 14 are provided with through holes, and then the edges of the through holes are fixedly connected with the inner wall of the shell 13, so that a vacuum cavity 15 is formed between the shell 13 and the inner container 14.

Wherein, the inlet pipe 11 and the outlet pipe 12 are respectively inserted at one side of the two ends of the shell 13 close to the through-insertion hole; the wire inlet pipe 11 and the wire outlet pipe 12 are respectively inserted in the centers of two ends of the shell 13, the wire inlet pipe 11 and the wire outlet pipe 12 penetrate through the through holes, and joints between the wire inlet pipe 11 and the shell 13 and joints between the wire outlet pipe 12 and the shell 13 are sealed; by providing the joints of the inlet pipe 11 and the outlet pipe 12 with the outer case 13 as a sealing structure, external dust is prevented from entering the inside of the cabinet 10.

Wherein, the inside of breather pipe 16 is filled with the gross porosity sponge 17, the gross porosity sponge 17 is T type shape, and the gross porosity sponge 17 is used for preventing external dust to get into in the cabinet chamber 19, breather pipe 16 can also improve the exchange rate between cabinet chamber 19 and the outside air simultaneously, when the internal environment temperature of cabinet 10 is too high, can also exchange with the outside air through breather pipe 16, fast shell 13 pastes with 16 terminal handing-over departments of breather pipe and has ventilative screen cloth 18, ventilative screen cloth 18 covers in one side of gross porosity sponge 17, and ventilative screen cloth 18 is used for preventing that gross porosity sponge 17 from dropping, avoid taking place to drop the dustproof function that influences in the cabinet body 10 at gross porosity sponge 17 in the long-time use.

Wherein, the joints between the vent pipe 16 and the outer shell 13 and the inner container 14 are all in a sealed state for ensuring the sealing of the interior of the vacuum cavity 15; by providing the vacuum chamber 15 with a sealed structure, it is ensured that the vacuum chamber 15 is in a vacuum state after the air in the vacuum chamber 15 is evacuated, thereby achieving a good insulation effect.

The working principle is as follows: when the refrigerator is used, the vacuum cavity 15 is formed by the shell 13 and the inner container 14, then air in the vacuum cavity 15 is pumped out, and the inside of the vacuum cavity 15 is sealed, so that the vacuum cavity 15 can form a layer of isolation layer, and the vacuum cavity 15 has higher insulating property, so that the insulating property of the refrigerator body 10 can be improved, meanwhile, when the refrigerator body 10 is collided, the inside of the vacuum cavity 15 can still be sealed, the insulating strength of the refrigerator body 10 is increased, the coarse-hole sponge 17 arranged in the vent pipe 16 and the breathable mesh cloth 18 covered at the tail end of the vent pipe 16 cannot effectively prevent dust in the air from entering the refrigerator cavity 19, and the exchange speed between the refrigerator cavity 19 and outside air can be increased, so that higher temperature in the refrigerator cavity 19 can be discharged, and convenience is provided for the use of the refrigerator body 10.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a looped netowrk cabinet body is aerifyd to all insulation, includes cabinet body (10) and cabinet door (20), its characterized in that: the cabinet body (10) openly rotates through hinge (21) and installs cabinet door (20), the center department of the cabinet body (10) one side is pegged graft and is had inlet wire pipe (11), the center department of the cabinet body (10) opposite side is pegged graft and is had outlet wire pipe (12), the cabinet body (10) is including shell (13) and inner bag (14), the space that inner bag (14) formed constitutes cabinet chamber (19), and inner bag (14) pass through bolt fixed mounting and be in the inside both ends of shell (13), inner bag (14) with be formed with vacuum cavity (15) between shell (13), the cabinet body (10) surface symmetry is pegged graft and is had breather pipe (16) all with the distribution, breather pipe (16) run through shell (13) with inner bag (14).

2. The all-insulated inflatable ring main unit body according to claim 1, wherein: the inner container (14) is characterized in that the centers of the two ends of the inner container are provided with through holes, and the edges of the through holes are fixedly connected with the inner wall of the shell (13) through bolts.

3. The all-insulated inflatable ring main unit body according to claim 2, wherein: the wire inlet pipe (11) and the wire outlet pipe (12) are respectively inserted into one side of the through hole at two ends of the shell (13), and the joints between the wire inlet pipe (11) and the wire outlet pipe (12) and the shell (13) are sealed.

4. The all-insulated inflatable ring main unit body according to claim 1, wherein: the inside of breather pipe (16) is filled with coarse pore sponge (17), coarse pore sponge (17) are T type shape, and coarse pore sponge (17) are used for preventing external dust to get into in cabinet cavity (19).

5. The all-insulated inflatable ring main unit body according to claim 4, wherein: the breathable net cloth (18) is pasted at the joint of the shell (13) and the tail end of the vent pipe (16), the breathable net cloth (18) covers one side of the coarse-hole sponge (17), and the breathable net cloth (18) is used for preventing the coarse-hole sponge (17) from falling.

6. The all-insulated inflatable ring main unit body according to claim 1, wherein: the joints between the vent pipe (16) and the outer shell (13) and the inner container (14) are in a sealing state and are used for ensuring the sealing of the inside of the vacuum cavity (15).