CN218334986U

CN218334986U - Solid insulation combined electrical apparatus cubical switchboard structure

Info

Publication number: CN218334986U
Application number: CN202222317686.XU
Authority: CN
Inventors: 秦俊
Original assignee: Jiangsu Tekenai Electric Technology Co ltd
Current assignee: Jiangsu Tekenai Electric Technology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-17
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses a solid insulation combined electrical apparatus cubical switchboard structure relates to electrical equipment technical field. The utility model comprises a cabinet body and a cabinet door, wherein the cabinet body is provided with a sealing groove, and the cabinet door is fixed with a sealing air bag; a plurality of heat conduction pieces penetrating through the cabinet door are arrayed on the cabinet door, and a plurality of air bag sealing rings matched with the heat conduction pieces are arrayed on the inner surface of the cabinet door; the two adjacent air bag sealing rings are communicated through an air duct, and an elastic piece is sleeved on the heat conduction piece. The utility model discloses a set up the heat conduction piece that runs through the cabinet door, heat conduction piece can with the internal portion of cabinet heating electronic component direct contact when using, absorb the heat that the electronic component during operation produced, and absorb the heat of the internal portion of cabinet, the heat transmits to the external portion of cabinet under heat conduction piece's effect, heat conduction piece protrusion cabinet door part has increased its area with external contact, and then improve its heat radiating area, need not set up the louvre, improve radiating effect and radiating rate when guaranteeing good leakproofness.

Description

Solid insulation combined electrical apparatus cubical switchboard structure

Technical Field

The utility model belongs to the technical field of electrical equipment, especially, relate to a solid insulation combined electrical apparatus cubical switchboard structure.

Background

The switch cabinet is a familiar electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet and then enters the branch control switch, and each branch is arranged according to the requirement. The existing switch cabinet external part comprises an outer shell, the outer shell comprises a shell body 101 and a cabinet door 102, a heat dissipation hole 106 is formed in the shell body or the cabinet door, the internal part comprises a fuse 104, a load switch 116, an isolating switch 103 and an operating mechanism 105, the isolating switch 103, the load switch 116 and the fuse 104 are connected in sequence, the operating mechanism is connected with the load switch and the isolating switch, and the load switch, the isolating switch and the fuse of the existing switch cabinet are generally insulated by air and SF 6. There is the heat dissipation hole on shell and the cabinet door, and there is the gap junction, intakes easily, causes the damage to interior component easily, has the risk of short circuit, consequently, has strict requirement to the leakproofness of the cabinet body, and good leakproofness makes the heat dissipation of the internal portion of cabinet bad easily.

A solid all-insulated switchgear cabinet (as shown in fig. 16-18) of the prior publication No. CN204577974U, which comprises a housing and a cabinet door, wherein a fuse 104, a load switch 116, an isolating switch 103 and an operating mechanism 105 are installed inside the housing; the isolating switch, the load switch and the fuse are sequentially connected, the operating mechanism is connected with the load switch and the isolating switch, the fuse is a solid-sealed fuse, and the isolating switch is a solid-sealed isolating switch. In order to ensure good sealing performance, a circle of sealing strip 107 is arranged on the cabinet door 102, and the sealing strip is easy to deform by extrusion or age and crack in the using process, so that the sealing performance is poor; in addition, cancel current louvre, set up the leakproofness when locking joint 12 improves the wire external world to set up the external liquid cooling device heat dissipation of aluminum pipe at the casing back, heat abstractor dispels the heat to the hot-air of the internal portion of cabinet and can not direct and electronic component contact, not only the radiating effect speed, it is low and the effect is unsatisfactory.

Consequently to above-mentioned technical problem, this application has provided a cubical switchboard structure that leakproofness and thermal diffusivity are good to guarantee that the cubical switchboard can long-term normal use, reduce external environment to its inside influence.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solid insulation combined electrical apparatus cubical switchboard structure, through set up a plurality of telescopic heat conduction pieces on the cabinet door, and heat conduction piece can directly contact with electron heating electronic component to improve its radiating effect and rate of heat dissipation when setting up the gasbag sealing washer that cooperation heat conduction piece used and guarantee its leakproofness.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a solid insulation combined electrical apparatus switch cabinet structure, including the cabinet body and cabinet door, fuse, load switch, isolator, operating device are installed to the inside of the cabinet body, isolator, load switch and fuse connect gradually, operating device links to each other with load switch and isolator, the cabinet body articulates has the opening end face of cabinet door and has seted up the round seal groove, be fixed with the air-tight bag that cooperates with the seal groove on the cabinet door; a plurality of heat conduction pieces penetrating through the cabinet door are arrayed on the cabinet door, and a plurality of air bag sealing rings matched with the heat conduction pieces are arrayed on the inner surface of the cabinet door; the two adjacent air bag sealing rings are communicated through an air duct, and an elastic piece is sleeved on the heat conduction piece; the heat conduction piece comprises a hollow conical base and a hollow heat conduction pipe communicated with the conical base, a limiting disc is fixed on the outer circular surface of the heat conduction pipe, the heat conduction pipe penetrates through the outer circular surface of one end of the cabinet door and is in threaded connection with a locking nut, and a silica gel sheet is fixed at the bottom of the conical base; the outer surface of the heat conduction piece is coated with heat conduction insulating silicone grease, and the hollow conical base and the hollow heat conduction pipe are internally filled with heat conduction media.

As an optimal technical scheme of the utility model, the elastic component is compound spring or insulating elasticity telescope tube, compound spring comprises spring and the insulating rubber of parcel in the spring outside.

As the utility model discloses a preferred technical scheme, cabinet body back mounted has the aluminum pipe, the both ends of aluminum pipe are seted up threadedly, it has locking joint to run through on the cabinet body back.

As a preferred technical scheme of the utility model, be fixed with the first pneumatic valve with the air bag intercommunication on the air bag, first pneumatic valve runs through the cabinet door and extends to the cabinet door outside, be fixed with the second pneumatic valve that runs through the cabinet door and extend to the cabinet door outside on the air duct, set up on the cabinet door with first pneumatic valve, second pneumatic valve complex mounting hole.

As a preferred technical scheme of the utility model, the array has on the cabinet door internal surface with gasbag sealing washer complex installation cover, set up on the installation cover with air duct complex opening, set up on the cabinet door with heat pipe complex through-hole, through-hole and installation cover coaxial line.

As an optimal technical scheme of the utility model, elastic component one end is supported tightly on the gasbag sealing washer, the elastic component other end is supported tightly on spacing dish.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the heat conduction piece that runs through the cabinet door, heat conduction piece can with the internal portion of cabinet heating electronic component direct contact when using, absorb the heat that the electronic component during operation produced, and absorb the heat of the internal portion of cabinet, the heat transmits to the external portion of cabinet under heat conduction piece's effect, heat conduction piece protrusion cabinet door part has increased its area with external contact, and then improve its heat radiating area, need not set up the louvre, improve radiating effect and radiating rate when guaranteeing good leakproofness.

2. The utility model discloses a set up sealed airbag on the cabinet door, set up on the cabinet body with sealed airbag complex seal groove, can make the gasbag inflation that is in the seal groove inside through aerifing to guarantee the good leakproofness of cabinet door and the cabinet body, in addition, through setting up and heat-conduction piece complex a plurality of air bag sealing washer, can guarantee the leakproofness when heat-conduction piece communicates with the external world.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

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

Fig. 1 is a schematic structural view of the switch cabinet structure of the solid insulation combined electrical apparatus of the present invention.

Fig. 2 is a schematic structural view of another view angle of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a schematic view of the structure of the heat conduction member, the air bag sealing ring, the air duct and the elastic member.

Fig. 5 is a schematic structural diagram of the cabinet door.

Fig. 6 is a schematic structural view of another view angle of the cabinet door.

Fig. 7 is a front view of the cabinet door.

Fig. 8 is a schematic cross-sectional view taken along line B-B in fig. 7.

Fig. 9 is a schematic structural diagram of the cabinet.

Fig. 10 is a structural schematic view of the cabinet back aluminum tube.

Fig. 11 is a right side view of the cabinet.

Fig. 12 is a schematic cross-sectional view at C-C in fig. 11.

Fig. 13 is a schematic structural view of the heat conductor.

Fig. 14 is a schematic sectional view of the heat conductor.

FIG. 15 is a schematic view of the structure of the balloon sealing ring, airway tube and second air valve.

Fig. 16 is a drawing of a prior art patent publication.

Fig. 17 is a drawing of a prior art patent disclosed locking joint.

Fig. 18 is a drawing of a prior art patent publication.

In the drawings, the components represented by the respective reference numerals are listed below:

1-cabinet body, 2-cabinet door, 3-fuse, 4-load switch, 5-isolating switch, 6-operating mechanism, 7-heat conduction piece, 8-air bag sealing ring, 9-air guide tube, 10-elastic piece, 11-aluminum tube, 12-locking joint, 13-second air valve, 101-sealing groove, 201-sealing air bag, 202-first air valve, 203-mounting sleeve, 204-through hole, 701-conical base, 702-heat guide tube, 703-limiting disc, 704-locking nut and 705-silicon film.

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 efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

please refer to fig. 1-18, the utility model relates to a solid insulation combination electrical apparatus switch cabinet structure, including the cabinet body 1 and cabinet door 2, the internally mounted of the cabinet body 1 has fuse 3, load switch 4, isolator 5, operating device 6, isolator 5, load switch 4 and fuse 3 connect gradually, operating device 6 links to each other with load switch 4 and isolator 5, cabinet body 1 articulates has seted up round seal groove 101 on the opening terminal surface of cabinet door 2, is fixed with on the cabinet door 2 with seal groove 101 complex air-bag 201.

A plurality of heat conduction members 7 penetrating through the cabinet door 2 are arrayed on the cabinet door 2, and a plurality of air bag sealing rings 8 matched with the heat conduction members 7 are arrayed on the inner surface of the cabinet door 2; the two adjacent air bag sealing rings 8 are communicated through an air duct 9, and the heat conduction piece 7 is sleeved with an elastic piece 10.

As shown in fig. 13 and 14, the heat conduction member 7 includes a hollow conical base 701 and a hollow heat conduction pipe 702 communicating with the conical base 701, a limiting disc 703 is fixed on the outer circumferential surface of the heat conduction pipe 702, a locking nut 704 is screwed on the outer circumferential surface of one end of the heat conduction pipe 702 penetrating through the cabinet door 2, and a silicone sheet 705 is fixed on the bottom of the conical base 701. The hollow conical base 701 and the hollow heat conducting pipe 702 are filled with heat conducting media, and under the condition that the silicone sheet 705 is in contact with the electronic component in the cabinet body 1 to ensure insulation, the heat generated during the operation of the electronic component can be transferred to the conical base 701 and the heat conducting pipe 702, and the heat conducting media filled in the hollow conical base 701 and the hollow heat conducting pipe 702 further enhance the absorption and conduction of the heat, so that the heat dissipation effect is ensured.

As shown in fig. 5-8, a first air valve 202 communicated with the sealed airbag 201 is fixed on the sealed airbag 201, the first air valve 202 penetrates through the cabinet door 2 and extends to the outside of the cabinet door 2, a second air valve 13 penetrating through the cabinet door 2 and extending to the outside of the cabinet door 2 is fixed on the air duct 9, and a mounting hole matched with the first air valve 202 and the second air valve 13 is formed in the cabinet door 2.

The inner surface of the cabinet door 2 is provided with an installation sleeve 203 matched with the air bag sealing ring 8 in an array mode, the installation sleeve 203 is provided with an opening matched with the air guide pipe 9, the cabinet door 2 is provided with a through hole 204 matched with the heat conduction pipe 702, and the through hole 204 and the installation sleeve 203 are coaxial.

One specific application of this embodiment is: when the cabinet is used, the sealing air bag 201 is filled into the sealing groove after the cabinet door 2 is closed, the silicon rubber sheet 705 on the conical base 701 abuts against the electronic element at the corresponding position, the silicon rubber sheet 705 is in contact with the electronic element, at the moment, the heat conduction pipe 702 is pushed out of one end of the cabinet door 2 and is in a compressed state away from the elastic element, the compression force is small, the air is filled into the sealing air bag through the first air valve 202 after the cabinet door 2 is completely closed, the sealing air bag 202 is expanded, the cabinet body 1 is sealed, then, the air is filled into each air bag sealing ring 8 through the second air valve 13, the air bag sealing rings 8 are inflated and expanded to complete sealing with the heat conduction element 7, and when heat is generated in the cabinet body 2, the heat can be timely absorbed and transferred to the outside of the cabinet body 1 to dissipate under the action of the silicon rubber sheet 705, the conical base 701 and the heat conduction pipe 702.

The second embodiment is as follows:

on the basis of the first embodiment, the present embodiment is different in that:

as shown in fig. 10-12, the aluminum pipe 11 is installed on the back of the cabinet body 1, and two ends of the aluminum pipe 11 are provided with threads, so that when in use, the aluminum pipe can be connected with a liquid cooling device (such as an oil cooling heat dissipation system) through the threads, and heat can be taken away through circulation of liquid in the aluminum pipe, which is beneficial to heat dissipation of the switch cabinet.

As shown in fig. 17, a locking joint 12 penetrates through the back of the cabinet 1, the locking joint includes a nut 109, a clamping claw 110, a main body 111, a washer 112, a nut 114 and a rubber ring 113, the clamping claw is located in the nut and the main body, the nut is connected with one end of the main body, the nut is connected with the other end of the main body, the washer and the rubber ring are arranged between the nut and the main body, the rubber ring is arranged between the nut and the clamping claw, and the rubber ring is arranged between the nut and the main body. In this application, installed the rubber ring that is used for sealed waterproof with original locking joint, can effectively prevent that water from getting into cabinet body inside through entrance hole and wire clearance.

The third concrete embodiment:

on the basis of the second embodiment, the present embodiment is different in that:

as shown in fig. 4, the elastic member 10 is a composite spring or an insulating elastic telescopic tube, the composite spring is composed of a spring and an insulating rubber wrapped outside the spring, and the outer surface of the heat conduction member 7 is coated with heat conductive insulating silicone grease. The use of the composite spring and the heat conductive silicone grease improves the insulation when the heat conductor 7 is used.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a solid insulation combination electrical apparatus cubical switchboard structure, includes the cabinet body (1) and cabinet door (2), the internally mounted of the cabinet body (1) has fuse (3), load switch (4), isolator (5), operating device (6), isolator (5), load switch (4) and fuse (3) connect gradually, operating device (6) link to each other its characterized in that with load switch (4) and isolator (5):

a circle of sealing groove (101) is formed in the end face of an opening, hinged to a cabinet door (2), of the cabinet body (1), and a sealing air bag (201) matched with the sealing groove (101) is fixed on the cabinet door (2);

a plurality of heat conduction pieces (7) penetrating through the cabinet door (2) are arrayed on the cabinet door (2), and a plurality of air bag sealing rings (8) matched with the heat conduction pieces (7) are arrayed on the inner surface of the cabinet door (2);

the two adjacent air bag sealing rings (8) are communicated through an air duct (9), and an elastic piece (10) is sleeved on the heat conduction piece (7);

the heat conduction piece (7) comprises a hollow conical base (701) and a hollow heat conduction pipe (702) communicated with the conical base (701), a limiting disc (703) is fixed on the outer circular surface of the heat conduction pipe (702), a locking nut (704) is connected to the outer circular surface of one end, penetrating through the cabinet door (2), of the heat conduction pipe (702) in a threaded manner, and a silica gel piece (705) is fixed at the bottom of the conical base (701);

the outer surface of the heat conduction piece (7) is coated with heat conduction insulating silicone grease, and the hollow conical base (701) and the hollow heat conduction pipe (702) are filled with heat conduction media.

2. The switch cabinet structure of the solid insulated switchgear assembly as claimed in claim 1, wherein the elastic member (10) is a compound spring or an insulated elastic telescopic tube, and the compound spring is composed of a spring and an insulating rubber wrapped outside the spring.

3. The switch cabinet structure of the solid insulation combined electrical apparatus according to claim 1, wherein an aluminum pipe (11) is installed on the back surface of the cabinet body (1), two ends of the aluminum pipe (11) are provided with threads, and a locking joint (12) penetrates through the back surface of the cabinet body (1).

4. The switch cabinet structure of the solid insulation combined electrical appliance according to claim 1, wherein a first air valve (202) communicated with the sealed air bag (201) is fixed on the sealed air bag (201), the first air valve (202) penetrates through the cabinet door (2) and extends to the outside of the cabinet door (2), a second air valve (13) penetrating through the cabinet door (2) and extending to the outside of the cabinet door (2) is fixed on the air duct (9), and mounting holes matched with the first air valve (202) and the second air valve (13) are formed in the cabinet door (2).

5. The switch cabinet structure of the solid insulation combined electrical appliance according to claim 1, wherein an installation sleeve (203) matched with the airbag sealing ring (8) is arrayed on the inner surface of the cabinet door (2), an opening matched with the air duct (9) is formed in the installation sleeve (203), a through hole (204) matched with the heat conducting pipe (702) is formed in the cabinet door (2), and the through hole (204) and the installation sleeve (203) are coaxial.

6. The switch cabinet structure of the solid insulation combined electrical appliance according to claim 1, wherein one end of the elastic member (10) abuts against the air bag sealing ring (8), and the other end of the elastic member (10) abuts against the limiting disc (703).