CN204345027U - Electric expansion valve - Google Patents
Electric expansion valve Download PDFInfo
- Publication number
- CN204345027U CN204345027U CN201420824002.8U CN201420824002U CN204345027U CN 204345027 U CN204345027 U CN 204345027U CN 201420824002 U CN201420824002 U CN 201420824002U CN 204345027 U CN204345027 U CN 204345027U
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- China
- Prior art keywords
- positioning
- expansion valve
- electric expansion
- coil block
- positioning convex
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Abstract
The utility model provides a kind of electric expansion valve, electric expansion valve comprises coil block (10) and valve component (20), coil block (10) is fixed on valve component (20) by positioning component, positioning component comprises: position shelf (30), be arranged on coil block (10), the supporting portion (31) that position shelf (30) comprises connecting coil assembly (10) and the positioning part (32) be connected with supporting portion (31), have distance between positioning part (32) and coil block (10); Positioning match part (40), be arranged on valve component (20) go up and be positioned between coil block (10) and positioning part (32), positioning part (32) is provided with inserted part, positioning match part (40) is provided with multiple positioning convex (41), a positioning convex (41) in multiple positioning convex (41) and inserted part clamping.The technical solution of the utility model efficiently solves the problem that in prior art, electronic expansion valve events is bad.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of electric expansion valve.
Background technique
At present, electric expansion valve is product in recent years newly developed both at home and abroad, is applied in the frequency conversion type air conditioner of intelligent control.The aperture of electric expansion valve can adapt with the rotating speed of compressor, compressor refrigerant conveying amount is mated with the liquid supply rate of electric expansion valve, the ability of vaporizer is played to greatest extent, improves the Energy Efficiency Ratio of system.The principle of electric expansion valve is that a kind of utilization is conditioned parameter generation electrical signal, according to electronic settings program, control the voltage that puts on expansion valve or electric current, thus the circulation area that the action controlling needle realizes valve port changes, and then reach flow and automatically regulate object.Electric expansion valve is a kind of novel throttling device, and electric expansion valve comprises coil block and valve component, and coil block and valve component Assembly stability between the two will directly determine Intelligent control electric expansion valve.
In prior art, coil block is fixed on valve component by positioning component, the claw that positioning component comprises the end being fixed on solenoid housing and the buckle be arranged on valve body, claw comprises chuck, three first location pieces parallel with the end face of solenoid housing and connect the support plate of the first location piece and chuck, first location piece is provided with positioning hole, buckle comprises snap ring and the second location piece, second location piece is arranged on the radial edges of snap ring, second location piece is between the first location piece and chuck, second location piece is provided with the positioning convex coordinated with positioning hole.The screens of said structure only has three, and screens is few, and rotary valve makes the position of the second location piece change, and then changes the rigging position of claw and buckle.In actual production and assembly process, the claw of coil block matches with the buckle of valve component.The screens of said structure is few, and the angle of swing of valve body is inconvenient to control.Simultaneously buckle is yielding, and then buckle and claw is assembled lost efficacy, thus causes electronic expansion valve events bad.
Model utility content
Main purpose of the present utility model is to provide a kind of electric expansion valve, to solve the problem that in prior art, electronic expansion valve events is bad.
To achieve these goals, the utility model provides a kind of electric expansion valve, comprise coil block and valve component, coil block is fixed on valve component by positioning component, positioning component comprises: position shelf, be arranged on coil block, the supporting portion that position shelf comprises connecting coil assembly and the positioning part be connected with supporting portion, have distance between positioning part and coil block; Positioning match part, is arranged on valve component and between coil block and positioning part, positioning part is provided with inserted part, and positioning match part is provided with multiple positioning convex, a positioning convex in multiple positioning convex and inserted part clamping.
Further, positioning match part is location fit dish, and location fit dish is provided with the first mounting hole coordinated with valve component.
Further, the side face of location fit dish is provided with half ring plate, and positioning convex is arranged in half ring plate.
Further, multiple positioning convex distributes equably along the circumference of half ring plate.
Further, multiple positioning convex is uniformly distributed along the circumference of location fit dish.
Further, inserted part is clamping recess.
Further, position shelf also comprises fixing part, and fixing part is arranged on the end of coil block, and supporting portion is connected on fixing part.
Further, fixing part is retaining ring, and retaining ring is provided with the second mounting hole coordinated with valve component.
Further, positioning convex is hemispherical.
Further, multiple positioning convex is five.
Application the technical solution of the utility model, change the structure of buckle of the prior art, multiple positioning convex is arranged in positioning match part, make the mutual fastening in the inserted part on positioning convex and positioning part like this, achieve strengthen valve component and coil block assemble after reliability, to reach reliability, the accuracy of the control of raising electronic expansion.When needing the position adjusting valve component, only needing to rotate valve component and just can make the mutual fastening of another positioning convex and inserted part.Like this by the adjustment of assembling mode, reach the object improving assembly reliability, thoroughly stop electric expansion valve and occur the faults such as distortion, dislocation in use and assembly process, and then ensure the intelligence control effect of electric expansion valve.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment according to electric expansion valve of the present utility model; And
Fig. 2 shows the A place enlarged diagram of the electric expansion valve of Fig. 1.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, coil block; 20, valve component; 30, position shelf; 31, supporting portion; 32, positioning part; 33, fixing part; 40, positioning match part; 41, positioning convex.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As depicted in figs. 1 and 2, the electric expansion valve of the present embodiment comprises coil block 10 and valve component 20, coil block 10 is fixed on valve component 20 by positioning component, positioning component comprises position shelf 30 and positioning match part 40, position shelf 30 is arranged on coil block 10, the supporting portion 31 that position shelf 30 comprises connecting coil assembly 10 and the positioning part 32 be connected with supporting portion 31, between positioning part 32 and coil block 10, there is distance, positioning match part 40 to be arranged on valve component 20 and between coil block 10 and positioning part 32, positioning part 32 is provided with inserted part, positioning match part 40 is provided with multiple positioning convex 41, a positioning convex 41 in multiple positioning convex 41 and inserted part clamping.
The electric expansion valve of application the present embodiment, change the structure of buckle of the prior art, multiple positioning convex 41 is arranged in positioning match part 40, make positioning convex 41 and the mutual fastening in inserted part on positioning part 32 like this, achieve strengthen valve component 20 assemble with coil block 10 after reliability, to reach the reliability, the accuracy that improve electronic expansion control.When needing the position adjusting valve component 20, only needing to rotate valve component 20 and just can make another positioning convex 41 and the mutual fastening in inserted part.Like this by the adjustment of assembling mode, reach the object improving assembly reliability, thoroughly stop electric expansion valve and occur the faults such as distortion, dislocation in use and assembly process, and then ensure the intelligence control effect of electric expansion valve.
The structure of the second location piece of the outstanding snap ring edge compared to existing technology, the structure of the positioning match part 40 of the present embodiment eliminates the structure of the second location piece, positioning convex 41 is made to be set directly in positioning match part 40, distortion is less likely to occur positioning match part 40, long service life, thus effectively ensure valve component 20 and coil block 10 assemble after reliability.
In prior art, positioning convex is arranged on the first location piece, the structure of the first location piece is the side face structure of outstanding snap ring, the first location piece is easily made to deform during frequent replacing screens, and in the present embodiment, positioning match part 40 is location fit dish, and location fit dish is provided with the first mounting hole coordinated with valve component 20.Location fit dish is the structure of plate-like, not easily deforms, long service life, and then the getting loose of inserted part when effectively preventing from frequently changing screens.
In the present embodiment, the side face of location fit dish is provided with half ring plate, and positioning convex 41 is arranged in half ring plate.Like this can so that change bit to be put, angle of swing is little, can free adjusting angle of swing.Preferably, multiple positioning convex 41 distributes equably along the circumference of half ring plate.Each only needs rotates identical angle and replaceable extremely adjacent position, easy and simple to handle.Certainly, multiple positioning convex 41 also can distribute unevenly along the circumference of half ring plate.In unshowned in the drawings embodiment, multiple positioning convex is uniformly distributed along the circumference of location fit dish.So just eliminate the structure of half ring plate, so also can free adjusting angle of swing, direction can be adjusted arbitrarily according to system architecture.
In the present embodiment, inserted part is clamping recess.When inserted part is moved along the circumference of location fit dish, clamping recess also can with positioning convex 41 fastening mutually, effectively prevent the phenomenon that inserted part gets loose.
As depicted in figs. 1 and 2, in the present embodiment, position shelf 30 also comprises fixing part 33, and fixing part 33 is arranged on the end of coil block 10, and supporting portion 31 is connected on fixing part 33.Supporting portion 31 can conveniently be fixed on coil block 10 by fixing part 33, and structure is simple, easy for installation.
In the present embodiment, fixing part 33 is retaining ring, and retaining ring is provided with the second mounting hole coordinated with valve component 20.The structure of retaining ring is simple, and easily manufactured, it is convenient to install.
In the present embodiment, positioning convex 41 is in hemispherical.Hemispheric positioning convex can be convenient to the movement of valve component 20 when changing position, effectively prevents deforming of when mobile inserted part.
In the present embodiment, multiple positioning convex 41 is five.Certainly, the number of positioning convex 41 is also not limited to this, can arrange the number of positioning convex according to specific needs.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an electric expansion valve, comprise coil block (10) and valve component (20), described coil block (10) is fixed on described valve component (20) by positioning component, and described positioning component comprises:
Position shelf (30), be arranged on described coil block (10), described position shelf (30) comprises the supporting portion (31) connecting described coil block (10) and the positioning part (32) be connected with described supporting portion (31), has distance between described positioning part (32) and described coil block (10);
Positioning match part (40), is arranged on described valve component (20) and goes up and be positioned between described coil block (10) and described positioning part (32),
It is characterized in that,
Described positioning part (32) is provided with inserted part, described positioning match part (40) is provided with multiple positioning convex (41), a positioning convex (41) in described multiple positioning convex (41) and the clamping of described inserted part.
2. electric expansion valve according to claim 1, is characterized in that, described positioning match part (40) is location fit dish, and described location fit dish is provided with the first mounting hole coordinated with described valve component (20).
3. electric expansion valve according to claim 2, is characterized in that, the side face of described location fit dish is provided with half ring plate, and described positioning convex (41) is arranged in described half ring plate.
4. electric expansion valve according to claim 3, is characterized in that, described multiple positioning convex (41) distributes equably along the circumference of described half ring plate.
5. electric expansion valve according to claim 2, is characterized in that, described multiple positioning convex (41) is uniformly distributed along the circumference of described location fit dish.
6. electric expansion valve according to claim 1, is characterized in that, described inserted part is clamping recess.
7. electric expansion valve according to claim 1, it is characterized in that, described position shelf (30) also comprises fixing part (33), described fixing part (33) is arranged on the end of described coil block (10), and described supporting portion (31) are connected on described fixing part (33).
8. electric expansion valve according to claim 7, is characterized in that, described fixing part (33) is retaining ring, and described retaining ring is provided with the second mounting hole coordinated with described valve component (20).
9. electric expansion valve according to claim 1, is characterized in that, described positioning convex (41) is in hemispherical.
10. electric expansion valve according to claim 1, is characterized in that, described multiple positioning convex (41) is five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824002.8U CN204345027U (en) | 2014-12-22 | 2014-12-22 | Electric expansion valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824002.8U CN204345027U (en) | 2014-12-22 | 2014-12-22 | Electric expansion valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204345027U true CN204345027U (en) | 2015-05-20 |
Family
ID=53228296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824002.8U Active CN204345027U (en) | 2014-12-22 | 2014-12-22 | Electric expansion valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204345027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757398A (en) * | 2020-06-03 | 2021-12-07 | 浙江三花智能控制股份有限公司 | Electromagnetic valve |
-
2014
- 2014-12-22 CN CN201420824002.8U patent/CN204345027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757398A (en) * | 2020-06-03 | 2021-12-07 | 浙江三花智能控制股份有限公司 | Electromagnetic valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |