CN211208328U

CN211208328U - Sealing device

Info

Publication number: CN211208328U
Application number: CN201922208971.6U
Authority: CN
Inventors: 郭建毅; 朱文波; 胡书雄
Original assignee: Guangdong Wotech New Energy Technology Co ltd
Current assignee: Guangdong Wotech New Energy Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-07
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a sealing device, which is used for installing electronic components, in particular an AC contactor or a relay, and comprises a box body with an opening at one end and a box cover covering the box body, wherein the box body is provided with a wiring port, and the wiring port is provided with a wiring component; a ceramic mounting seat is arranged in the box body. The utility model provides a sealing device, electronic components install on the ceramic mount pad in the box body, close through the lid and seal to walk the line subassembly through straight line port department and walk the line, with the leakproofness that keeps the box body, prevent that alternating current contactor or relay work spark when inhaling from leaking, do prevent the electric arc direction box body that alternating current contactor or relay produced, strengthen sealing device's security.

Description

Sealing device

Technical Field

The utility model relates to an electronic components seal installation field especially relates to a sealing device.

Background

In the R32 refrigerant system model, due to the flammable and explosive characteristics of the R32 refrigerant, in the use environment, the generation of open fire or spark needs to be avoided, so as to prevent the danger of explosion caused by refrigerant leakage. In a heat pump product, electronic circuit systems more or less use electronic components such as an alternating current contactor or a relay, and when the alternating current contactor or the relay works and is attracted, sparks are generated to a certain extent, so that the electronic components need to be sealed.

SUMMERY OF THE UTILITY MODEL

In order to overcome at least one of the defects in the prior art, the utility model provides a sealing device.

The utility model discloses a solve the technical scheme that its problem adopted and be:

a sealing device is used for installing an electronic component, particularly an alternating current contactor or a relay and comprises a box body with an opening at one end and a box cover covering the box body, wherein a wiring port is formed in the box body, and a wiring assembly is arranged on the wiring port.

The utility model provides a sealing device, electronic components install in the box body, close through the lid and seal to walk the line subassembly through straight line port department and walk the line, with the leakproofness that keeps the box body, spark when preventing ac contactor or relay work suction leaks.

Furthermore, an insulating coating is arranged on the inner wall of the box body.

Further, a ceramic mounting seat is arranged in the box body and used for mounting an alternating current contactor or a relay.

Furthermore, the wire assembly comprises a wire seat with a wire through hole and a connecting piece in threaded connection with the wire seat, and the connecting piece is in threaded connection with the wire seat so as to be clamped on the wire port.

Furthermore, sealant is arranged in the wiring through hole of the wiring seat.

Further, the wiring seat and the connecting piece are made of insulating plastic materials.

Further, the open end of box body outwards extends and forms the connection limit, the lid with connect the limit and can dismantle the connection.

Furthermore, an isolation layer is arranged between the box cover and the connecting edge.

Further, the isolation layer is a ceramic sheet.

Further, the isolation layer is an insulating rubber sheet.

To sum up, the utility model provides a sealing device has following technological effect:

1) the electronic component is arranged in the box body, is sealed through the cover closure of the box cover, and is wired through the wiring assembly at the linear port so as to keep the sealing performance of the box body and prevent spark leakage when the alternating current contactor or the relay works and is absorbed;

2) the electric arc generated by the alternating current contactor or the relay is prevented from being guided to the box body through the insulating coating and the ceramic mounting seat, and the safety of the sealing device is further enhanced;

3) the gap caused by wiring is blocked by the sealant in the wiring through hole, so that the air in the box body is prevented from being communicated with the outside;

4) the isolation layer is arranged between the connecting edge and the box cover, so that the sealing and insulating effects are further enhanced;

5) the integral structure is simple, the sealing effect is good, the use is convenient, and the production and popularization are facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the sealing device of FIG. 1;

fig. 3 is a schematic view of an exploded structure of the sealing device shown in fig. 1.

Wherein the reference numerals have the following meanings:

1. a box body; 11. a routing port; 12. an insulating coating; 13. a connecting edge; 2. a box cover; 21. an isolation layer; 3. a routing assembly; 31. a wiring seat; 311. routing through holes; 32. a connecting member; 33. sealing glue; 4. a ceramic mounting seat.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 3, the present invention discloses a sealing device for mounting an electronic component, especially an ac contactor or a relay, to prevent spark leakage when the ac contactor or the relay is operated and sucked. The sealing device comprises a box body 1 with an opening at one end, a box cover 2 arranged on the box body 1 and a ceramic mounting seat 4 arranged in the box body 1, wherein the ceramic mounting seat 4 is used for mounting an alternating current contactor or a relay.

Referring to fig. 2 and 3, the box body 1 is substantially rectangular, the box body 1 is hollow, one end of the box body is open to form an accommodating cavity for mounting an electronic component, a routing port 11 is arranged on one side surface of the box body 1, and a routing assembly 3 is arranged on the routing port 11. From this, electronic components installs on ceramic mount pad 4 in the box body 1, through lid 2 lid closes and seals to through straight line port department walk line subassembly 3 and walk the line, in order to keep the leakproofness of box body 1, thereby prevent that alternating current contactor or relay work spark when inhaling from leaking.

In this embodiment, the inner wall of the box body 1 is provided with an insulating coating 12. The insulating coating 12 and the ceramic mounting seat 4 prevent the arc generated by the AC contactor or the relay from being guided to the box body 1, thereby further enhancing the safety of the sealing device.

Referring to fig. 2 and fig. 3, in the present embodiment, the routing assembly 3 includes a routing seat 31 having a routing through hole 311 and a connector 32 in threaded engagement with the routing seat 31, the connector 32 is in threaded engagement with the routing seat 31 to be clamped on the routing port 11, and a sealant 33 is disposed in the routing through hole 311 of the routing seat 31. Therefore, the routing seat 31 of the routing through hole 311 with different specifications can be selected to adapt to the routing requirements of different components, the routing through hole 311 is kept as small as possible, after the components are installed and routed, the gap between the routing through hole 311 and the electric wire is sealed by the hot-melt sealant 33, the air of the box body 1 is prevented from being communicated with the outside, and the sealing performance of the box body is further enhanced.

In this embodiment, the wire base 31 and the connecting member 32 are preferably made of an insulating plastic material. Indeed, in other embodiments, the wire seat 31 and the connecting element 32 may also be made of a ceramic material to ensure the insulating function of the connecting element.

Referring to fig. 3, in this embodiment, the open end of the box body 1 extends outward to form a connecting edge 13, and the box cover 2 is detachably connected to the connecting edge 13. Specifically, the box cover 2 and the connecting edge 13 are connected through bolts, or through screws or adhesive, and the box cover 2 and the connecting edge 13 are kept detachable.

Referring to fig. 2 and 3, in the present embodiment, an isolation layer 21 is disposed between the box cover 2 and the connecting edge 13 to further enhance the sealing and insulating effects. Specifically, the isolation layer 21 may be a ceramic sheet or an insulating rubber sheet; when the insulating rubber sheet is adopted, the isolation layer 21 can also have certain elasticity, so that when the box cover 2 is fixedly connected with the connecting edge 13 in a threaded manner, the isolation layer 21 can provide certain pretightening force to prevent thread abrasion.

To sum up, in the sealing device provided by the utility model, the electronic components are installed in the box body 1, sealed by the lid 2 and wired by the wiring component 3 at the linear port, so as to keep the sealing performance of the box body 1 and prevent the spark leakage when the ac contactor or the relay works and sucks; the insulating coating 12 and the ceramic mounting seat 4 prevent electric arcs generated by an alternating current contactor or a relay from being guided to the box body 1, and the safety of the sealing device is further enhanced; the sealant 33 in the wiring through hole 311 is used for sealing the gap caused by wiring, so as to prevent the air in the box body 1 from being communicated with the outside; the isolation layer 21 is arranged between the connecting edge 13 and the box cover 2, so that the sealing and insulating effects are further enhanced; the integral structure is simple, the sealing effect is good, the use is convenient, and the production and popularization are facilitated.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A sealing device for mounting electronic components, characterized in that: the box body is provided with a wiring port, and a wiring assembly is arranged on the wiring port; a ceramic mounting seat is arranged in the box body.

2. The sealing device of claim 1, wherein: and an insulating coating is arranged on the inner wall of the box body.

3. The sealing device of claim 1, wherein: the wiring assembly comprises a wiring seat with a wiring through hole and a connecting piece in threaded fit with the wiring seat, and the connecting piece is in threaded fit with the wiring seat so as to be clamped on the wiring port.

4. The sealing device of claim 3, wherein: and sealant is arranged in the wiring through hole of the wiring seat.

5. The sealing device of claim 3, wherein: the wiring seat and the connecting piece are made of insulating plastic materials.

6. The sealing device of claim 1, wherein: the open end of box body outwards extends and forms the connection limit, the lid with connect the limit and can dismantle the connection.

7. The sealing device of claim 6, wherein: an isolation layer is arranged between the box cover and the connecting edge.

8. The sealing device of claim 7, wherein: the isolation layer is a ceramic sheet.

9. The sealing device of claim 8, wherein: the isolation layer is an insulating rubber sheet.