CN204358210U - Electronic commutator - Google Patents
Electronic commutator Download PDFInfo
- Publication number
- CN204358210U CN204358210U CN201420860850.4U CN201420860850U CN204358210U CN 204358210 U CN204358210 U CN 204358210U CN 201420860850 U CN201420860850 U CN 201420860850U CN 204358210 U CN204358210 U CN 204358210U
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- CN
- China
- Prior art keywords
- vent
- intercommunicating pore
- spool
- valve body
- electronic commutator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Multiple-Way Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model relates to air conditioner parts field, is specifically related to a kind of electronic commutator.It comprises valve body, spool and drive motor; Valve core rotation is arranged in valve body; Drive motor is arranged on outside valve body, is fixedly connected with spool, can drive valve core rotation; The outer wall of valve body is provided with the first vent, the second vent, the 3rd vent and the 4th vent that are all communicated with inwall; First vent is coaxial with the 3rd vent; Second vent and the 4th vent coaxial; The axis of the first vent and the axes normal of the second vent; Spool is connected with valve seal; Spool is provided with the first intercommunicating pore and the second intercommunicating pore; The two ends of the first intercommunicating pore are communicated with the second vent with the first vent respectively; The two ends of the second intercommunicating pore are communicated with the 4th vent with the 3rd vent respectively.Structure of the present utility model is simple, easy to manufacture, easy to operate, while improve sealing and electricity saving performance, reduces manufacture cost and user cost.
Description
Technical field
The utility model relates to air conditioner parts field, in particular to the electronic commutator of one.
Background technique
Electromagnetism four-way change-over valve on existing air-conditioning forms primarily of main valve, control valve 1 and capillary tube.Form movable valve plug by slide block 2, piston 3 in main valve, the valve body two ends of main valve have through hole that the capillary tube at two ends can be made to be connected with valve intracorporeal space, and slide block 2 two ends are fixed with piston 3 respectively, and the space on piston 3 both sides communicates by the exhaust port on piston 3.Control valve is made up of valve body and electromagnetic coil.Needle-like spool is had in valve body.There are three (or four) capillary tubies to be connected between main valve with control valve, form the entirety of four-way change-over valve.
Like this be provided with following shortcoming:
Main valve body internal leakage, certain media does not participate in acting, causes compressor power input to be 58.6% under normal state, has had a strong impact on the performance of heat pump unit.
The capillary tube of electromagnetism four-way change-over valve easily blocks, and plastic slide block 2 is easily out of shape and causes whole product rejection in main valve body high-temperature soldering process.
In using process, rate of fault is higher.
Commutate because electromagnetism four-way change-over valve must rely on air pressure to promote slide block 2, when pressure is inadequate, is easy to cause slide block 2 to commutate not in place, causes air conditioner to break down, whole compressor can be caused time serious to scrap or other serious accidents occur.
Manufacturing process is complicated, needs a large amount of special device.
Model utility content
The purpose of this utility model is to provide a kind of electronic commutator, to solve the above problems.
Embodiments provides a kind of electronic commutator of the present utility model, comprise valve body, spool and drive motor;
Described valve core rotation is arranged in described valve body;
Described drive motor is arranged on outside described valve body, is fixedly connected with described spool, can drive described valve core rotation;
The outer wall of described valve body is provided with the first vent, the second vent, the 3rd vent and the 4th vent that are all communicated with inwall;
Described first vent is coaxial with described 3rd vent;
Described second vent is coaxial with described 4th vent;
The axis of described first vent and the axes normal of described second vent;
The axis of described 3rd vent and the axes normal of described 4th vent;
The axis of described first vent, described second vent, described 3rd vent and described 4th vent all with the axes normal of described valve body;
Described spool is connected with described valve seal;
Described spool is provided with the first intercommunicating pore and the second intercommunicating pore;
The two ends of described first intercommunicating pore are communicated with described second vent with described first vent respectively;
The two ends of described second intercommunicating pore are communicated with described 3rd vent and described 4th vent respectively.
Further, the inner chamber of described valve body is cylindrical cavity;
Described spool is cylindrical body;
Described spool is arranged in described cylindrical cavity, and coaxial with described cylindrical cavity;
Described spool can only rotate in described cylindrical cavity centered by the axis of described spool.
Further, the axis of described first intercommunicating pore is camber line;
And/or,
The axis of described second intercommunicating pore is camber line.
Further, described first intercommunicating pore is circular hole;
And/or,
Described second intercommunicating pore is circular hole.
Further, described valve body is cylindrical body.
Further, described first vent, described second vent, described 3rd vent are connected the first breathing pipe, the second breathing pipe, the 3rd breathing pipe and the 4th breathing pipe respectively with described 4th vent.
Further, described first intercommunicating pore two ends are provided with elastic sealing device, for when described first intercommunicating pore is communicated with described first vent, be communicated with described second vent time sealing.
Further, described elastic sealing device comprises power spring and elastic seal ring;
The two ends of described first intercommunicating pore are provided with installation step;
One end and the described installation step of described power spring offset, and the side of the other end and described elastic seal ring offsets;
The opposite side of described elastic seal ring and the inwall of described valve body offset.
Further, electronic commutator also comprises square shaft;
Described spool is provided with square hole;
One end of described square shaft is arranged in described square hole;
The other end of described square shaft is connected with described drive motor.
Further, described drive motor is reverse rotating motor.
The electronic commutator that the utility model provides, spool and valve body are rotationally connected, again spool is connected with drive motor, valve body arranges the first vent, second vent and the 3rd vent, 4th vent is totally four vents, spool arranges the first intercommunicating pore, two ends are communicated with the second vent with the first vent respectively, spool arranges the second intercommunicating pore, two ends are communicated with the 4th vent with the 3rd vent respectively, during by drive motor rotational valve core, the state of the first intercommunicating pore is changed, its two ends are communicated with third connecting hole with the second intercommunicating pore respectively, the state of the second intercommunicating pore is changed, its two ends are communicated with the 4th intercommunicating pore with the first intercommunicating pore respectively, and then achieve the function of commutation.Structure of the present utility model is simple, easy to manufacture, easy to operate, while improve sealing and electricity saving performance, reduces manufacture cost and user cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is mode of executions more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the position one of electronic commutator in present air-conditioning;
Fig. 2 is the structural representation of the position two of electronic commutator in present air-conditioning;
Fig. 3 is the form structure schematic diagram of the electronic commutator of the utility model;
Fig. 4 is the A-A sectional view of Fig. 3;
Fig. 5 is the structural representation of the elastic sealing device of the electronic commutator of the utility model.
Reference character:
1: control valve 2: slide block 3: piston
4: the first breathing pipes 5: drive motor 6: square shaft
7: the second breathing pipes 8: valve body 9: the three breathing pipe
10: spool 11: the first intercommunicating pore 12: the second intercommunicating pore
13: the four breathing pipe 14: the first vent 15: the second vents
16: the three vent 17: the four vents 18: square hole
19: power spring 20: elastic seal ring 21: installation step
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, carry out clear, complete description by the technical solution of the utility model below.Obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, belong to the scope that the utility model is protected.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
As shown in drawings, the utility model provides a kind of electronic commutator, comprises valve body 8, spool 10 and drive motor 5;
Spool 10 rotates and is arranged in valve body 8;
Drive motor 5 is arranged on outside valve body 8, is fixedly connected with spool 10, and movable valve plug 10 can be with to rotate;
The outer wall of valve body 8 is provided with the first vent 14, second vent 15, the 3rd vent 16 and the 4th vent 17 that are all communicated with inwall;
4th vent 17 is coaxial with the second vent 15;
First vent 14 is coaxial with the 3rd vent 16;
The axis of the first vent 14 and the axes normal of the second vent 15;
The axis of the first vent 14, second vent 15, the 3rd vent 16 and the 4th vent 17 all with the axes normal of valve body 8;
Spool 10 and valve body 8 are tightly connected;
Spool 10 is provided with the first intercommunicating pore 11 and the second intercommunicating pore 12;
The two ends of the first intercommunicating pore 11 are communicated with the second vent 15 with the first vent 14 respectively;
The two ends of the second intercommunicating pore 12 are communicated with the 3rd vent 16 and the 4th vent 17 respectively.
Be distributed with four vents, i.e. the first vent 14, second vent 15, the 3rd vent 16 and the 4th vent 17 around valve body 8 etc.In use, the first vent 14 connects compressor high-voltage tube, and the second vent 15 connects condenser, and the 3rd vent 16 connects compressor low-voltage tube, and the 4th vent 17 connects vaporizer.
Spool 10 arranges two intercommunicating pores, i.e. the first intercommunicating pore 11 and the second intercommunicating pore 12.
When air-conditioning is set to refrigeration mode, the two ends of the first intercommunicating pore 11 are communicated with the second vent 15 with the first vent 14 respectively, and the two ends of the second intercommunicating pore 12 are communicated with the 4th vent 17 with the 3rd vent 16 respectively.
When air conditioner is set to heating mode, the two ends of rotational valve core 10 to the first intercommunicating pore 11 are communicated with the 4th vent 17 with the first vent 14 respectively, and the two ends of the second intercommunicating pore 12 are communicated with the 3rd vent 16 with the second vent 15 respectively.
Click as driving for arranging DC micromotor at valve body 8, the forward and reverse rotation of DC micromotor band movable valve plug 10 90 DEG C realizes commutation function.
Be preferred embodiment that the inner chamber of valve body is cylindrical cavity;
Spool is cylindrical body;
Spool is arranged in cylindrical cavity, and coaxial with cylindrical cavity;
Spool can only rotate in cylindrical cavity centered by the axis of spool.
By inner chamber is set to cylindrical cavity, after spool is set to cylindrical body, spool with its axis for axle carries out Double-directional rotary, that is can only be only had two degrees of freedom, and then ensure that the accuracy of work when rotating.
Be preferred embodiment that the axis of the first intercommunicating pore 11 is camber line;
And/or,
The axis of the second intercommunicating pore 12 is camber line.
The axis of the first intercommunicating pore 11 and the second intercommunicating pore 12 is set to camber line, track by two intercommunicating pores is all set to arc, make wind within it by time the windage that runs into minimum, and then the efficiency freezing or heat can be accelerated, also be equivalent to the utilization ratio that improve resource, save cost.
Be preferred embodiment that the first intercommunicating pore is circular hole;
And/or,
Second intercommunicating pore is circular hole.
Further, valve body is cylindrical body.
Be preferred embodiment that the first vent 14, second vent 15, the 3rd vent 16 and the 4th vent 17 are connected the first breathing pipe 4, second breathing pipe 7, the 3rd breathing pipe 9 and the 4th breathing pipe 13 respectively.
A breathing pipe is all set in the outer end of four vents, vent is connected with other component such as condenser etc. easily.
The Placement of vent and breathing pipe can have a lot, as being welding, also can be one-body molded etc.
Be preferred embodiment that the first intercommunicating pore 11 two ends are provided with elastic sealing device, for when the first intercommunicating pore 11 is communicated with the first vent 14, be communicated with the second vent 15 time sealing.
Being sealed when being communicated with vent by the two ends of elastic sealing device by the first intercommunicating pore 11, preventing the gas leak phenomenon when being ventilated by the first intercommunicating pore 11 from occurring, and then improve working efficiency.
Elastic sealing device is also set at the two ends of the second intercommunicating pore 12, all intercommunicating pores is all carried out encapsulation process, as much as possible improve resource utilization, improve working efficiency, saved cost.
Be preferred embodiment that elastic sealing device comprises power spring 19 and elastic seal ring 20;
The two ends of the first intercommunicating pore 11 are provided with installation step 21;
One end and the installation step 21 of power spring 19 offset, and the side of the other end and elastic seal ring 20 offsets;
The opposite side of elastic seal ring 20 and the inwall of valve body 8 offset.
Elastic seal ring 20 is not when being communicated with vent, one end and power spring 19 offset, the inwall of the other end and valve body 8 offsets, in rotation to when being communicated with vent, one end of elastic seal ring 20 is communicated with vent, owing to being subject to the elastic force effect of power spring 19, and then elastic seal ring 20 will be made to seal between spool 10 and valve body 8, prevent gas to enter between spool 10 and valve body 8 after vent is come in, improve working efficiency.
The structure that it is pointed out that elastic sealing device can be said structure, but it is not only confined to said structure, and it can also be other structures, as spherical shaped elastomeric telescopic pipe etc., as long as it can will carry out between vent and intercommunicating pore sealing.
Be preferred embodiment that electronic commutator also comprises square shaft 6;
Spool 10 is provided with square hole 18;
One end of square shaft 6 is arranged in square hole 18;
The other end of square shaft 6 is connected with drive motor 5.
Spool 10 arranges square hole 18, drives square shaft 6 to rotate by drive motor 5, square shaft 6 is arranged in square hole 18, and then the rotation of band movable valve plug 10 achieves annular function.
Be preferred embodiment that drive motor 5 is reverse rotating motor.
Drive motor 5 is set to reverse rotating motor, spool 10 can be made to carry out rotating along inverse both direction, operate more simple and convenient.
The electronic commutator that the utility model provides, spool 10 and valve body 8 are rotationally connected, again spool 10 is connected with drive motor 5, valve body 8 arranges the first vent 14, second vent 15 and the 3rd vent 16 totally three vents, spool 10 arranges the first intercommunicating pore 11, two ends are communicated with the second vent 15 with the first vent 14 respectively, during by drive motor 5 rotational valve core 10, the state of the first intercommunicating pore 11 is changed, its two ends are communicated with third connecting hole with the second intercommunicating pore 12 respectively, and then achieve the function of commutation.Structure of the present utility model is simple, easy to manufacture, easy to operate, while improve sealing and electricity saving performance, reduces cost.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristics; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment's technological scheme of the utility model.
Claims (10)
1. an electronic commutator, is characterized in that, comprises valve body, spool and drive motor;
Described valve core rotation is arranged in described valve body;
Described drive motor is arranged on outside described valve body, is fixedly connected with described spool, can drive described valve core rotation;
The outer wall of described valve body is provided with the first vent, the second vent, the 3rd vent and the 4th vent that are all communicated with inwall;
Described first vent is coaxial with described 3rd vent;
Described second vent is coaxial with described 4th vent;
The axis of described first vent and the axes normal of described second vent;
The axis of described 3rd vent and the axes normal of described 4th vent;
The axis of described first vent, described second vent, described 3rd vent and described 4th vent all with the axes normal of described valve body;
Described spool is connected with described valve seal;
Described spool is provided with the first intercommunicating pore and the second intercommunicating pore;
The two ends of described first intercommunicating pore are communicated with described second vent with described first vent respectively;
The two ends of described second intercommunicating pore are communicated with described 3rd vent and described 4th vent respectively.
2. electronic commutator according to claim 1, is characterized in that, the inner chamber of described valve body is cylindrical cavity;
Described spool is cylindrical body;
Described spool is arranged in described cylindrical cavity, and coaxial with described cylindrical cavity;
Described spool can only rotate in described cylindrical cavity centered by the axis of described spool.
3. electronic commutator according to claim 1, is characterized in that, the axis of described first intercommunicating pore is camber line;
And/or,
The axis of described second intercommunicating pore is camber line.
4. electronic commutator according to claim 1, is characterized in that, described first intercommunicating pore is circular hole;
And/or,
Described second intercommunicating pore is circular hole.
5. electronic commutator according to claim 1, is characterized in that, described valve body is cylindrical body.
6. electronic commutator according to claim 1, it is characterized in that, described first vent, described second vent, described 3rd vent are connected the first breathing pipe, the second breathing pipe, the 3rd breathing pipe and the 4th breathing pipe respectively with described 4th vent.
7. electronic commutator according to claim 1, is characterized in that, described first intercommunicating pore two ends are provided with elastic sealing device, for when described first intercommunicating pore is communicated with described first vent, be communicated with described second vent time sealing.
8. electronic commutator according to claim 7, is characterized in that, described elastic sealing device comprises power spring and elastic seal ring;
The two ends of described first intercommunicating pore are provided with installation step;
One end and the described installation step of described power spring offset, and the side of the other end and described elastic seal ring offsets;
The opposite side of described elastic seal ring and the inwall of described valve body offset.
9. electronic commutator according to claim 1, is characterized in that, also comprise square shaft;
Described spool is provided with square hole;
One end of described square shaft is arranged in described square hole;
The other end of described square shaft is connected with described drive motor.
10. the electronic commutator according to any one of claim 1-9, is characterized in that, described drive motor is reverse rotating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860850.4U CN204358210U (en) | 2014-12-30 | 2014-12-30 | Electronic commutator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860850.4U CN204358210U (en) | 2014-12-30 | 2014-12-30 | Electronic commutator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204358210U true CN204358210U (en) | 2015-05-27 |
Family
ID=53259680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420860850.4U Expired - Fee Related CN204358210U (en) | 2014-12-30 | 2014-12-30 | Electronic commutator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204358210U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482272A (en) * | 2014-12-30 | 2015-04-01 | 高克伟 | Electric commutator |
| CN105642174A (en) * | 2015-12-08 | 2016-06-08 | 中国核电工程有限公司 | Mechanical air pulse stirring device |
-
2014
- 2014-12-30 CN CN201420860850.4U patent/CN204358210U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482272A (en) * | 2014-12-30 | 2015-04-01 | 高克伟 | Electric commutator |
| CN105642174A (en) * | 2015-12-08 | 2016-06-08 | 中国核电工程有限公司 | Mechanical air pulse stirring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20181230 |