CN201330880Y - Electric light control air valve - Google Patents
Electric light control air valve Download PDFInfo
- Publication number
- CN201330880Y CN201330880Y CNU2009200002779U CN200920000277U CN201330880Y CN 201330880 Y CN201330880 Y CN 201330880Y CN U2009200002779 U CNU2009200002779 U CN U2009200002779U CN 200920000277 U CN200920000277 U CN 200920000277U CN 201330880 Y CN201330880 Y CN 201330880Y
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- air
- valve
- optoelectronic switch
- valve body
- fastening piece
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Abstract
The utility model provides an electric light control air valve which adopts a photoelectric switch for realizing the state switching of air valve, wherein the air valve comprises the following components: a valve body which supports and accommodates each component of air valve and is formed with a plurality of air holes whereon; a motor which is installed on the valve body; a transmission mechanism which is installed on the valve body and is connected with the motor; a switching component which is installed in the valve body and is connected with the transmission mechanism for rotating under the driving of transmission mechanism; a light shielding component which is connected with the transmission mechanism and rotates simultaneously with the switching component; and the photoelectric switch which is installed on the valve body; wherein, the switching component is provided with switching positions which selectively communicate with or cut off corresponding air holes. The light shielding component obtains the position of photoelectric switch for switching off the photoelectric switch when the switching component is at the switching position.
Description
Technical field
The utility model relates to the air conditioner field, relates to the air-valve that is used for air conditioner particularly.
Background technique
In the process of using air-conditioning, according to different mode of operations, the air port of air conditioner need be switched, and this switching is generally undertaken by air-valve.At present, the air-valve of available technology adopting mostly adopts motor driving and adopts the control mode of mechanical position limitation, the structure relative complex of these air-valves and costing an arm and a leg.
The model utility content
The purpose of this utility model provides a kind of electronic light-operated air-valve, and it adopts motor driving to adopt the handover operation of optoelectronic switch control air-valve simultaneously.
At above-mentioned purpose, provide a kind of electronic light-operated air-valve according to the utility model, this air-valve adopts optoelectronic switch to realize that the state of air-valve switches, and air-valve comprises: valve body, support and hold each parts of air-valve, be formed with several air ports on the valve body; Motor is installed on the valve body; Driving mechanism is installed on the valve body and is connected to motor; Switching member is arranged in the valve body, and links to each other to rotate under the drive of driving mechanism with driving mechanism; Shading element links to each other with driving mechanism and rotates synchronously with switching member; Optoelectronic switch is installed on the valve body; Wherein, switching member has the switching position that optionally is communicated with or cuts off corresponding air port, and shading element arrives optoelectronic switch and sentences the cut-out optoelectronic switch when switching member is in switching position.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, optoelectronic switch comprises first optoelectronic switch and second optoelectronic switch, switching position comprises first switching position and second switching position, and when switching member was in first switching position, shading element arrived the first optoelectronic switch place; When switching member was in second switching position, shading element arrived the second optoelectronic switch place.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, driving mechanism is a reduction gearing mechanism, comprising: first gear that is connected to the motor shaft of motor; With second gear of first gear engagement, the number of teeth of first gear is less than second gear; And be installed in the interior rotating shaft of valve body, and rotating shaft is connected to second gear, and switching member is fixedly mounted in the rotating shaft by connecting bolt.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, air-valve comprises the fastening structure that shading element is fixed to rotating shaft, fastening structure comprises first fastening piece, second fastening piece and the 3rd fastening piece, wherein, first fastening piece and second fastening piece are installed joint so that rotating shaft is clamped between them relatively along the radial direction of rotating shaft, and the 3rd fastening piece is fixed together first fastening piece and second fastening piece so that fastening structure is fixedly mounted in the rotating shaft.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, first fastening piece is the clamping plate that formed by the sheet material bending, and the lateral cross of clamping plate is " U " shape, and the opposite flank of clamping plate all is formed with " V " shape notch; Second fastening piece is the rod-like element with curved part and two ends that bending forms, and the curved section of screw rod is V-shaped to cooperate with " V " shape notch of clamping plate and rotating shaft is clamped between them; The 3rd fastening piece is a tightening nut; Wherein, be formed with two through holes of two ends insertions that are suitable for screw rod on the bottom side of clamping plate, all be formed with the screw thread that cooperates with fastening screw trip bolt on two ends of screw rod.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, shading element is fixed on first fastening piece of fastening structure by clamping bolt (51).
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, be formed with three air ports on the valve body, comprise first air port, second air port and the 3rd air port, wherein, when switching member was in first switching position, first air port was communicated with second air port; When switching member was in second switching position, the 3rd air port was communicated with second air port.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, valve body comprises: base plate and top board, and first air port is formed on the base plate, and the 3rd air port is formed on the top board; Be installed in left sideboard and right sideboard between base plate and the top board, left sideboard and right sideboard limit second air port; And connection left sideboard and right sideboard and the backboard between base plate and top board.
Preferably, according to electronic light-operated air-valve of the present utility model, wherein, be provided with limited part on left sideboard and the right sideboard, comprise first limited part and second limited part, wherein, first limited part is set to corresponding with the primary importance of switching member, and that second limited part is set to is corresponding with the second place of switching member.
The utlity model has following technique effect:
Adopt optoelectronic switch to control the handover operation of air-valve according to electronic light-operated air-valve of the present utility model, control highly sensitive; And this electronic light-operated air-valve is simple in structure, has reduced manufacture cost.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Description of drawings
Accompanying drawing constitutes the part of this specification, is used to help further understand the utility model.These accompanying drawings illustrate embodiments more of the present utility model, and are used for illustrating principle of the present utility model with specification.Identical in the accompanying drawings parts are represented with identical label.In the accompanying drawing:
Fig. 1 is the three-dimensional structure diagram according to the electronic light-operated air-valve of a preferred embodiment of the utility model, the state the when switching member that wherein shows air-valve is in primary importance;
Fig. 2 is the three-dimensional structure diagram according to electronic light-operated air-valve of the present utility model, the state the when switching member that wherein shows air-valve is in the second place;
Fig. 3 is the side partial sectional view of the electronic light-operated air-valve among Fig. 1;
Fig. 4 a, 4b are respectively overlooking and schematic side view according to the Placement of the switching member of electronic light-operated air-valve of the present utility model and rotating shaft; And
Fig. 5 a, 5b are respectively according to the side-looking of the Placement of the shading element of electronic light-operated air-valve of the present utility model and rotating shaft and schematic top plan view.
Embodiment
Come mode of execution of the present utility model is described below with reference to accompanying drawings and in conjunction with preferred embodiment of the present utility model.
Fig. 1,2 shows the overall structure figure according to the electronic light-operated air-valve of the utility model preferred embodiment.This electronic light-operated air-valve comprises: valve body 10, and its supporting is also held each parts of air-valve, and be formed with three air ports (will further describe hereinafter) that communicate with indoor environment, outdoor environment and vaporizer respectively on the valve body; Motor 20, it is installed in the inboard (as shown in Figure 3) of valve body 10, as the drive unit of this air-valve; Driving mechanism 30, it is installed on the outside of valve body 10 and is connected to motor 20 to turn round under the driving of motor 20; Valve plate (switching member) 40, it is arranged on valve inner and links to each other with driving mechanism 30, thereby rotates under the driving of motor 20; Shading bar (shading element) 50, the outside that it is fixed to driving mechanism 30 and is positioned at valve body 10, shading bar 50 rotates synchronously with valve plate 40 under the drive of driving mechanism 30; And two optoelectronic switches, comprising first optoelectronic switch 61 and second optoelectronic switch 62, they are installed in the outside of valve body 10 independently of one another, with the state switching of control air-valve.Above-mentioned optoelectronic switch 61,62 and motor 20 all are connected to the control circuit board (not shown).
Particularly, as shown in Figure 1, 2, valve plate 40 has two switching positions, comprises first switching position and second switching position.Light barrier 50 arrives the first optoelectronic switch place 61 (as shown in Figure 1) when valve plate 40 is in first switching position, to cut off first optoelectronic switch 61; And valve plate 40 is when being in second switching position, and light barrier 50 arrives second optoelectronic switch, 62 places (as shown in Figure 2), to cut off second optoelectronic switch 62.In addition, if necessary, can also between first optoelectronic switch 61 and second optoelectronic switch 62, the 3rd optoelectronic switch be set, and between first switching position and second switching position, the 3rd switching position is set, similarly, when valve plate 40 was in the 3rd switching position, light barrier 50 arrived the 3rd optoelectronic switch place, to cut off the 3rd optoelectronic switch.Usually, optoelectronic switch comprises luminous end, receiving terminal and signal processing circuit (all not shown), and under the normal condition, the light that sends when luminous end is not blocked, and then light can be accepted termination and receive that this moment, optoelectronic switch represented to be in on-state; When the shading bar rotates and when covering the light that luminous end sends, light just can not be accepted termination and receive, signal of optoelectronic switch generation this moment, signal processing circuit can be cut off the power supply of motor 20 according to this signal, thereby the rotation of valve plate 40 is stopped.The profile of the optoelectronic switch that adopts in the present embodiment is " U " type, a side of " U " type switch is fixed on the valve body 10, when shading bar 50 turns between two relative edges of " U " type switch, will cut off the light in " U " type optoelectronic switch, then optoelectronic switch will send signal to cut off the electricity supply.
Further, according to electronic light-operated air-valve of the present utility model, wherein driving mechanism is a reduction gearing mechanism, and shown in Fig. 1,3, this reduction gearing mechanism comprises: the small gear (first gear) 31 that is connected to the motor shaft 21 of motor 20; With the reduction gear (second gear) 32 of small gear 31 engagements, the number of teeth of small gear 31 is less than the number of teeth of reduction gear 31; And the rotating shaft 33 that is installed in valve body 10 inside, rotating shaft 33 is connected to reduction gear, and valve plate 40 is fixedly mounted in the rotating shaft 33 to rotate (as shown in Figure 4) with the rotation of rotating shaft 33 by connecting bolt 41a, 41b.In the work, the small gear 31 of motor 20 drive installations on motor shaft 21 rotates, and small gear 31 rotates reduction gear 32 by the engagement with reduction gear 32, and reduction gear 32 and then drive rotating shaft 33 are rotated, and rotate thereby drive valve plate 40.Adopt the reduction gearing mechanism of said structure, just can drive size and all relatively large valve plate 40 rotations of weight, and can make valve plate 40 have suitable rotational velocity by the less motor of driving force.
The concrete mounting type of shading bar 50 then is described with reference to Fig. 5 a, 5b.As shown in Figure 5, the air-valve in the present embodiment comprises the fastening structure that shading bar 50 is fixed to rotating shaft 33, and this fastening structure comprises clamping plate (first fastening piece) 71, folder axle screw rod (second fastening piece) 72 and tightening nut (the 3rd fastening piece) 73.Preferably, according to present embodiment, clamping plate 71 are formed by the sheet material bending, and the lateral cross of clamping plate 71 is " U " shape, and all are formed with " V " shape notch 71a on its two relative sides; Folder axle screw rod 72 also forms by bending, and it is the rod-like element with curved part 72a and two end 72b, 72c, is shown clearly in as Fig. 5 b, and the curved part 72a of this folder axle screw rod 72 is V-shaped, and relative with " V " shape notch 71a of inverted clamping plate 71.Further, be formed with two corresponding through hole (not shown) that two end 72b, 72c being suitable for pressing from both sides a screw rod 72 insert on the bottom side of clamping plate 71, and all be formed with the screw thread that cooperates with tightening nut 73 on two end 72b, the 72c of folder axle screw rod 72.
Utilize said structure, clamping plate 71 and folder axle screw rod 72 can be installed joints (two end 72b, 72c of a folder screw rod 72 insert in two through holes of inverted clamping plate 71 along the radial direction of rotating shaft 33 is relative, shown in Fig. 5 a), thereby rotating shaft 33 is clamped between them (promptly, be clamped between relative " V " shape notch 71a and " V " shape curved part 72a), then tightening nut 73 is screwed on two end 72b, the 72c of folder axle screw rod 72, thereby clamping plate 71 and folder axle screw rod 73 are fixed together, and this moment, fastening structure just was fixedly mounted in the rotating shaft 33.Shading bar 50 is fixedly mounted on this fastening structure to rotate with rotating shaft 33, particularly, is fixed on by clamping bolt 51 on the clamping plate 71 of fastening structure (illustrating best as Fig. 5 b).Like this, when rotating shaft 33 is rotated, will drive fastening structure (clamping plate 71) and rotate together, and then the shading bar 50 that is fixed on the clamping plate 71 also can rotate thereupon together.It should be noted that because valve plate 40 and shading bar 50 all be fixedly mounted in the rotating shaft 33, so the rotation of valve plate 40 and shading bar 50 is synchronous.
As indicated above, be formed with three air ports on the valve body 10, comprise first air port 11 that communicates with the vaporizer (not shown), second air port 12 that communicates with indoor environment and the 3rd air port 13 that communicates with outdoor environment.When valve plate 40 was in first switching position, first air port 11 was communicated with second air port 12, that is, vaporizer communicates with indoor environment, and then this moment, air-conditioning was in refrigeration mode; When valve plate 40 was in second switching position, the 3rd air port 13 was communicated with second air port 12, that is, outdoor environment communicates with indoor environment, and this moment, air-conditioning was in ventilatory pattern.It should be noted that under the situation that is provided with the 3rd above-mentioned optoelectronic switch, when valve plate 40 is in above-mentioned the 3rd switching position, be in partially communicating state between each air port, this moment, air-conditioning was sent for mixing wind (cold wind mixes with outdoor air).Because the 3rd switching position has determined the position of valve plate 40, promptly, determined to mix the mixed proportion of wind, then can one or more optoelectronic switch (except first optoelectronic switch 61 and second optoelectronic switch 62) be set in the appropriate position between first optoelectronic switch 61 and second optoelectronic switch 62 according to the ratio of required mixing wind.
Preferably, as shown in Figure 1, the valve body 10 in the present embodiment is comprised by the sheet metal part manufacturing: base plate 14 and top board 15, and wherein first air port 11 is formed on the base plate 14, and the 3rd air port 13 is formed on the top board 15; Be installed in left sideboard 16 and right sideboard 17 between base plate 14 and the top board 15, left sideboard 16 and right sideboard 17 have limited second air port 12; And connection left sideboard 16 and right sideboard 17 and the backboard 18 between base plate 14 and top board 15.Above-mentioned base plate 14, top board 15, left sideboard 15, right sideboard 16 and backboard 18 all link together by screw or bolt.Left sideboard 15 and right sideboard 16 are provided with axle sleeve 34, and rotating shaft 33 just is assembled in the axle sleeve 34.Further preferably, be provided with first corresponding with first switching position and the second switching position respectively limited part 19a and the second limited part 19b on left sideboard 16 and the right sideboard 17, promptly, the first limited part 19a is arranged on the first switching position place of valve plate 40, and the second limited part 19b is arranged on the second switching position place of valve plate 40.The purpose that this limited part 19a, 19b are set is in order also valve plate 40 can be limited in first switching position or the second switching position place of setting under the situation about losing efficacy at optoelectronic switch, thereby the state of realizing air-valve switches.
Describe the structure and the working principle of electronic light-operated air-valve of the present utility model above with reference to the accompanying drawings, will describe its concrete working method below.
When valve plate 40 is in initial position, motor 20 energising backs drive valve plate 40 by driving mechanism and rotate, when valve plate 40 forwards first switching position to, light barrier 50 arrives first optoelectronic switch, 61 places and covers wherein light, this moment, first optoelectronic switch 61 sent the power supply that shutoff signal makes control circuit cut-out motor 20, and valve plate 40 stops; After control circuit makes motor 20 start once more, valve plate 40 is rotated away from first switching position, when arriving second switching position, light barrier 50 arrives second optoelectronic switch, 62 places and covers wherein light, this moment, second optoelectronic switch 62 sent the power supply that shutoff signal makes control circuit cut-out motor 20, and valve plate 40 stops once more.The state of so just having finished air-valve switches, thereby has changed the mode of operation of air conditioner.
In addition, do not reach predetermined switching position place, thereby showing then that air-valve breaks down sends malfunction alarm if optoelectronic switch 61 or 62 detects valve plate 40 at the appointed time.The above-mentioned stipulated time is predefined by control circuit, and its velocity ratio with the rotating speed of motor 20 and reduction gearing mechanism is relevant.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. an electronic light-operated air-valve is characterized in that, described air-valve adopts optoelectronic switch to realize that the state of air-valve switches, and described air-valve comprises:
Valve body (10) supports and holds each parts of described air-valve, is formed with several air ports on the described valve body;
Motor (20) is installed on the described valve body;
Driving mechanism (30) is installed on the described valve body and is connected to described motor;
Switching member (40) is arranged in the described valve body, and links to each other to rotate under the drive of described driving mechanism with described driving mechanism;
Shading element (50) links to each other with described driving mechanism and rotates synchronously with described switching member;
Optoelectronic switch is installed on the described valve body;
Wherein, described switching member has the switching position that optionally is communicated with or cuts off corresponding air port, and described shading element arrives described optoelectronic switch and sentences the described optoelectronic switch of cut-out when described switching member is in switching position.
2. electronic light-operated air-valve according to claim 1 is characterized in that, described optoelectronic switch comprises first optoelectronic switch (61) and second optoelectronic switch (62), and described switching position comprises first switching position and second switching position, wherein,
When described switching member was in described first switching position, described shading element arrived the described first optoelectronic switch place; And
When described switching member was in described second switching position, described shading element arrived the described second optoelectronic switch place.
3. electronic light-operated air-valve according to claim 1 is characterized in that described driving mechanism is a reduction gearing mechanism, comprising:
Be connected to first gear (31) of the motor shaft (21) of described motor;
With second gear (32) of described first gear engagement, the number of teeth of described first gear is less than described second gear; And
Be installed in the rotating shaft (33) in the described valve body, described rotating shaft is connected to described second gear, and described switching member is fixedly mounted in the described rotating shaft by connecting bolt (41a, 41b).
4. electronic light-operated air-valve according to claim 3, it is characterized in that described air-valve comprises the fastening structure that described shading element is fixed to described rotating shaft, described fastening structure comprises first fastening piece (71), second fastening piece (72) and the 3rd fastening piece (73), wherein
Described first fastening piece and described second fastening piece are installed joint so that described rotating shaft is clamped between them relatively along the radial direction of described rotating shaft, and described the 3rd fastening piece is fixed together described first fastening piece and described second fastening piece so that described fastening structure is fixedly mounted in the described rotating shaft.
5. electronic light-operated air-valve according to claim 4 is characterized in that,
Described first fastening piece is the clamping plate that formed by the sheet material bending, and the lateral cross of described clamping plate is " U " shape, and the opposite flank of described clamping plate all is formed with " V " shape notch;
Described second fastening piece is the rod-like element with curved part and two ends that bending forms, and the curved section of described screw rod is V-shaped to cooperate with " V " shape notch of described clamping plate and described rotating shaft is clamped between them;
Described the 3rd fastening piece is a tightening nut;
Wherein, be formed with two through holes of two ends insertions that are suitable for described screw rod on the bottom side of described clamping plate, all be formed with the screw thread that cooperates with described fastening screw trip bolt on two ends of described screw rod.
6. electronic light-operated air-valve according to claim 4 is characterized in that described shading element is fixed on first fastening piece of described fastening structure by clamping bolt (51).
7. electronic light-operated air-valve according to claim 1 is characterized in that, is formed with three air ports on the described valve body, comprises first air port (11), second air port (12) and the 3rd air port (13), wherein,
When described switching member was in described first switching position, described first air port was communicated with described second air port;
When described switching member was in described second switching position, described the 3rd air port was communicated with described second air port.
8. electronic light-operated air-valve according to claim 7 is characterized in that described valve body comprises:
Base plate (14) and top board (15), described first air port is formed on the described base plate, and described the 3rd air port is formed on the described top board;
Be installed in left sideboard (16) and right sideboard (17) between described base plate and the top board, described left sideboard and described right sideboard limit described second air port; And
Connect described left sideboard and right sideboard and the backboard (18) between described base plate and described top board.
9. electronic light-operated air-valve according to claim 8 is characterized in that, is provided with limited part on described left sideboard and the described right sideboard, comprises first limited part (19a) and second limited part (19b), wherein,
Described first limited part is set to corresponding with the primary importance of described switching member, and that described second limited part is set to is corresponding with the second place of described switching member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200002779U CN201330880Y (en) | 2009-01-16 | 2009-01-16 | Electric light control air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200002779U CN201330880Y (en) | 2009-01-16 | 2009-01-16 | Electric light control air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330880Y true CN201330880Y (en) | 2009-10-21 |
Family
ID=41224260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200002779U Expired - Lifetime CN201330880Y (en) | 2009-01-16 | 2009-01-16 | Electric light control air valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330880Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586502A (en) * | 2011-01-17 | 2012-07-18 | 上海和鹰机电科技股份有限公司 | Air door switch device for leather cutting system |
| WO2023207151A1 (en) * | 2022-04-26 | 2023-11-02 | 珠海格力电器股份有限公司 | Method and apparatus for controlling fresh air system, and air-conditioning unit |
-
2009
- 2009-01-16 CN CNU2009200002779U patent/CN201330880Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586502A (en) * | 2011-01-17 | 2012-07-18 | 上海和鹰机电科技股份有限公司 | Air door switch device for leather cutting system |
| WO2023207151A1 (en) * | 2022-04-26 | 2023-11-02 | 珠海格力电器股份有限公司 | Method and apparatus for controlling fresh air system, and air-conditioning unit |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |