CN210399244U - Pressure switch water inlet prevention structure and air conditioner external unit - Google Patents
Pressure switch water inlet prevention structure and air conditioner external unit Download PDFInfo
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- CN210399244U CN210399244U CN201921392512.1U CN201921392512U CN210399244U CN 210399244 U CN210399244 U CN 210399244U CN 201921392512 U CN201921392512 U CN 201921392512U CN 210399244 U CN210399244 U CN 210399244U
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- pressure switch
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- side wall
- bottom plate
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Abstract
The utility model provides a pressure switch water inlet prevention structure, which comprises a shell formed by assembling two shell half bodies and a limit structure arranged on the side wall of the shell and extending into the shell; the top of the shell is of a closed structure, the bottom of the shell is provided with a bottom plate provided with a first through hole, and the limiting structure, the bottom plate and the side wall of the shell form a cavity for accommodating the pressure switch; the utility model effectively solves the problem of rain protection of the existing air conditioner outdoor unit, and improves the waterproof performance and reliability of electric devices; through the arrangement of the second through hole, the pressure switch wire is prevented from touching the pressure switch body and the pipeline due to vibration, the switch is prevented from being touched by mistake, and the safety of the device is improved; by adding the heat dissipation holes, the problem of electrical safety caused by higher temperature of the pressure switch body and the pressure switch line due to the increase of protection measures of the pressure switch is effectively avoided; through increasing a solidus structure, fixed the forming return bend of pressure switch line, can effectively avoid water to flow to the pressure switch terminal through the pressure switch line on.
Description
Technical Field
The utility model relates to a motor technical field especially relates to an outer machine of pressure switch water inlet prevention structure and air conditioner.
Background
With the increasing requirements of customers on air conditioners, the safety performance of the outdoor unit is also more and more emphasized. The waterproof requirement for the outdoor unit of the air conditioner is higher. However, due to assembly errors of structural parts, gaps exist between the side plates of the condenser and the side plates after the side plates of the condenser are assembled, rainwater splashes on the pressure switch through the gaps, and potential safety hazards exist.
At present, the mode of wrapping up the pressure switch is pricked with heat-shrinkable tube and line commonly used to carry out water repellent, but because of the heat-shrinkable tube is harder unable effectual tighten, has the hidden danger of pine taking off when the pipeline vibrates, and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
To the not enough among the above-mentioned prior art, the utility model provides a pair of structure of intaking is prevented to pressure switch, this structure can not loosen and take off because of the pipeline vibration, increases the reliability of protection, has effectively prevented that the rainwater from dripping to pressure switch on, has improved the waterproof performance of the outer machine of air conditioner.
The utility model provides a pressure switch prevents into water structure, include:
the shell is formed by assembling two shell half bodies; the limiting structure is arranged on the side wall of the shell and extends into the shell; the top of the shell is of a closed structure, a bottom plate is arranged at the bottom of the shell, the limiting structure, the bottom plate and the side wall of the shell form a cavity for accommodating the pressure switch, a first through hole is formed in the bottom plate, and a second through hole is formed in the side wall of the shell.
Preferably, the limiting structure comprises a screw hole and/or a pin hole formed in the side wall of the shell and a bolt and/or a pin matched with the screw hole and/or the pin hole.
Preferably, the limiting structure is a protrusion arranged on the inner side wall of the shell.
Preferably, the shell is further provided with a wire fixing structure on the outer side.
Preferably, the bottom plate is further provided with a plurality of heat dissipation holes.
Preferably, the two housing halves are assembled to form the housing by the resilient tab and the self-locking assembly.
Preferably, the self-locking assembly comprises a buckling block and a buckling opening, the buckling block is arranged on one of the shell half bodies, and the buckling opening is formed in the corresponding position of the other shell half body.
Preferably, the limiting structure is provided in a plurality.
Compared with the prior art, the utility model provides a structure of intaking is prevented to pressure switch effectively solves the rain protection problem that the outer machine of current air conditioner exists, improves the waterproof performance of electrical part. The limiting structure, the bottom plate and the side wall of the shell form a cavity for containing the pressure switch, the pressure switch is prevented from moving axially along with vibration of the pipeline, the first through hole can also prevent the pressure switch from moving radially along with the vibration of the pipeline, and therefore the water-inlet-preventing structure of the pressure switch is effectively prevented from loosening due to the vibration of the pipeline, and the protection reliability is improved; the second through hole is arranged as the wire outlet of the pressure switch wire, so that the pressure switch wire is prevented from touching the pressure switch body and the pipeline due to vibration, the switch is prevented from being touched by mistake, and the safety of the device is improved; by adding the heat dissipation holes, the problem of electrical safety caused by higher temperature of the pressure switch body and the pressure switch line due to the increase of protection measures of the pressure switch can be effectively avoided; through increasing a solidus structure, fixed the forming return bend of pressure switch line, can effectively avoid water to flow to the pressure switch terminal through the pressure switch line on.
The utility model also provides an outer machine of air conditioner, outer machine of air conditioner has as above pressure switch prevent into water structure. Compared with the prior art, the rainproof performance of the air conditioner outdoor unit is improved.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of non-limiting examples only and with reference to the accompanying drawings. Wherein:
fig. 1 is a schematic structural view of a water inlet prevention structure of a pressure switch provided by the present invention;
fig. 2 is a schematic structural view of a bottom plate provided by the present invention;
fig. 3 is a schematic structural view of the pressure switch after the waterproof structure is unfolded;
fig. 4 is a schematic structural view of the pressure switch having an elastic sheet side after the waterproof structure of the present invention is unfolded.
Description of the drawings:
1. a housing;
2. a limiting structure;
3. a first through hole;
4. a second through hole;
5. a wire fixing structure;
6. heat dissipation holes;
7. an elastic sheet;
8. a self-locking assembly;
11. a housing half body;
12. a side wall of the housing;
13. a top of the housing;
14. a base plate;
81. a buckling block;
82. a buckle opening.
Detailed Description
For making the purpose, technical solution and advantages of the present invention clearer, it will be right below that the technical solution of the present invention is clearly and completely described, based on the specific embodiments of the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work belong to the scope protected by the present invention.
As shown in fig. 1 to 4, the water inlet prevention structure for the pressure switch provided in this embodiment includes a housing 1, a top 13 of the housing is a closed structure, and the top and a sidewall 12 of the housing enclose the pressure switch in the housing 1 together, so as to prevent rainwater from splashing on the pressure switch through a gap between an air conditioner external unit, thereby eliminating the potential safety hazard. The bottom of the shell 1 is provided with a bottom plate 14, the bottom plate 14 is provided with a first through hole 3 for a pipeline of the pressure switch to pass through, and the first through hole 3 can also prevent the pressure switch from radially moving along with the vibration of the pipeline. Preferably, the first through hole 3 is clearance-fitted with the pressure switch conduit. The side wall 12 of the shell is provided with a limiting structure 2 extending towards the inner cavity of the shell 1, the limiting structure 2, the bottom plate 14 and the side wall 12 of the shell form a cavity for accommodating the pressure switch, and the limiting structure 2 and the bottom plate 14 prevent the pressure switch from axially moving along with pipeline vibration. The distance between the limit structure 2 and the bottom plate 14 is preferably such that the pressure switch device is not axially movable between the limit structure 2 and the bottom plate 14. The pressure switch can be effectively fixed through the limiting structure 2, the bottom plate 14 and the first through hole 3, so that the reliability of the water inlet prevention structure of the pressure switch is enhanced. In order to avoid the vibration of the pipeline of the pressure switch wire from touching the pressure switch body and the pipeline, a second through hole 4 is arranged on the side wall 12 of the shell and is used as an outlet of the pressure switch wire.
The housing 1 is assembled by two housing half bodies 11, and the housing half bodies 11 are semi-cylindrical housings which are enclosed by a top surface, a bottom surface and side surfaces and have axial openings. The side surfaces of the two shell half bodies 11 form movable connection with opposite openings through the elastic sheets 7, when the two shell half bodies 11 are buckled, the two shell half bodies are locked through the self-locking assembly 8, so that the shell 1 is formed, and two ends of the self-locking assembly 8 are respectively arranged on the two shell half bodies 11.
In the above embodiment, the self-locking assembly 8 includes the locking block 81 and the locking opening 82, the locking block 81 is disposed on one of the housing halves 11, and the locking opening 82 is opened at a corresponding position on the other housing half 11.
In order to avoid water from flowing to the pressure switch terminal through the pressure switch wire, the wire fixing structure 5 can be arranged on the side wall 12 of the shell below the second through hole 4, the pressure switch wire is fixed on the wire passing structure after coming out of the second through hole 4 to form a return bend, and water can be effectively prevented from flowing to the pressure switch terminal through the pressure switch wire.
The scheme is further optimized, and the heat dissipation holes 6 are formed in the bottom plate 14, so that the problem of electrical safety caused by the fact that the temperature of a pressure switch body and the temperature of a pressure switch line are high due to the fact that protective measures are added to the pressure switch can be effectively solved. The heat dissipation holes 6 may be formed singly or in plural, and the shape thereof is not particularly limited, and may be a circular hole and/or a waist hole, etc.
The spacing structure 2 in the above described embodiment is a projection (as shown in fig. 3) provided on the inside of the side wall 12 of the housing. In practical applications, the limiting structure 2 may also be composed of screw holes and/or pin holes formed on the side wall 12 of the housing and bolts and/or pins matching with the screw holes and/or pin holes. The number of the limiting structures 2 can be single, and in order to achieve a better limiting effect, the limiting structures can also be arranged in a plurality of numbers, and the plurality of limiting structures 2 are evenly distributed in the circumferential direction of the shell 1.
The above description of the limiting structure 2 is for the convenience of understanding the scheme and is not limited to a specific one, and the shape and the number of the limiting structure 2 in the present invention do not have to be a specific requirement as long as the pressure switch can be limited to move axially along with the vibration of the pipeline.
The utility model provides a structure of intaking is prevented to pressure switch effectively solves the rain protection problem that the outer machine of current air conditioner exists, improves the waterproof performance of electrical part. The structure prevents the structure from loosening due to pipeline vibration by adding the limiting structure 2 and the first through hole 3 of the pressure switch, so that the protection reliability is improved; the second through hole 4 is arranged as a wire outlet of the pressure switch wire, so that the pressure switch wire is prevented from touching the pressure switch body and the pipeline due to vibration, the switch is prevented from being touched by mistake, and the safety of the device is improved; by adding the heat dissipation holes 6, the problem of electrical safety caused by higher temperature of the pressure switch body and the pressure switch line due to the increase of protection measures of the pressure switch can be effectively avoided; through increasing a solidus structure 5, with the fixed return bend that forms of pressure switch line, can effectively avoid water to flow to the pressure switch terminal through the pressure switch line on.
The utility model also provides an outer machine of air conditioner, this outer machine of air conditioner device have above-mentioned pressure switch water inlet structure of preventing.
Finally, it should be noted that: the above embodiments and examples are only used to illustrate the technical solution of the present invention, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments and examples, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments or examples may still be modified, or some of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments or examples of the present invention.
Claims (9)
1. A pressure switch water inlet prevention structure is characterized by comprising:
the shell is formed by assembling two shell half bodies; and
the limiting structure is arranged on the side wall of the shell and extends into the shell;
the top of the shell is of a closed structure, a bottom plate is arranged at the bottom of the shell, the limiting structure, the bottom plate and the side wall of the shell form a cavity for accommodating the pressure switch, a first through hole is formed in the bottom plate, and a second through hole is formed in the side wall of the shell.
2. A pressure switch water inlet prevention structure according to claim 1, wherein the limit structure comprises a screw hole and/or a pin hole opened on a side wall of the housing and a bolt and/or a pin engaged with the screw hole and/or the pin hole.
3. A pressure switch water ingress prevention structure as claimed in claim 1 wherein the limiting structure is a protrusion provided on an inner side wall of the housing.
4. A pressure switch water inlet prevention structure as claimed in claim 2 or 3, wherein a wire fixing structure is further provided outside the housing.
5. The pressure switch waterproof structure according to claim 2 or 3, wherein the bottom plate is further provided with a plurality of heat dissipation holes.
6. A pressure switch watertight structure in accordance with claim 2 or 3, wherein the two housing halves are assembled to form a housing by means of an elastic sheet and a self-locking assembly.
7. A pressure switch waterproof structure according to claim 6, wherein the self-locking assembly comprises a buckling block and a buckling opening, the buckling block is arranged on one of the shell body half bodies, and the buckling opening is formed in the corresponding position of the other shell body half body.
8. A pressure switch waterproof structure according to claim 2 or 3, wherein said limit structure is provided in plurality.
9. An outdoor unit for an air conditioner, characterized in that the outdoor unit for an air conditioner comprises the pressure switch waterproof structure as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921392512.1U CN210399244U (en) | 2019-08-26 | 2019-08-26 | Pressure switch water inlet prevention structure and air conditioner external unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921392512.1U CN210399244U (en) | 2019-08-26 | 2019-08-26 | Pressure switch water inlet prevention structure and air conditioner external unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210399244U true CN210399244U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921392512.1U Active CN210399244U (en) | 2019-08-26 | 2019-08-26 | Pressure switch water inlet prevention structure and air conditioner external unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210399244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410877A (en) * | 2019-08-26 | 2019-11-05 | 珠海格力电器股份有限公司 | A kind of pressure switch water-inlet-proof structure and outdoor machine of air-conditioner |
-
2019
- 2019-08-26 CN CN201921392512.1U patent/CN210399244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410877A (en) * | 2019-08-26 | 2019-11-05 | 珠海格力电器股份有限公司 | A kind of pressure switch water-inlet-proof structure and outdoor machine of air-conditioner |
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