CN205937642U - Gear assembly and air conditioner - Google Patents
Gear assembly and air conditioner Download PDFInfo
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- CN205937642U CN205937642U CN201620759103.0U CN201620759103U CN205937642U CN 205937642 U CN205937642 U CN 205937642U CN 201620759103 U CN201620759103 U CN 201620759103U CN 205937642 U CN205937642 U CN 205937642U
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- gear assembly
- box body
- signal source
- travelling gear
- gear
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Abstract
The utility model discloses a gear assembly and air conditioner, wherein, the gear assembly includes the box body of the uncovered setting in one side, the drive gear in the box body is installed in the rotation, and revolution detection device, revolution detection device includes signal source and induction system, locate on the drive gear for one among signal source and the induction system, another corresponds locates on the box body, a drive gear rotates and when making the position of induction system and signal source relative, induction system detects the signal and the output detection signal of signal source. The utility model discloses a detect revolution detection device a drive gear's the rotation number of turns to confirm the shift position of the filter screen of air conditioner, thereby improved the detection precision to the filter screen shift position.
Description
Technical field
This utility model is related to air-conditioning technical field, particularly to a kind of gear assembly and air-conditioner.
Background technology
Existing air-conditioner generally includes filter screen bracket, the drainage screen being installed on filter screen bracket.In order to realize to filtration
The automated cleaning of net, one end of this filter screen bracket is provided with the rotating shaft being in transmission connection with drainage screen, and this rotating shaft and a gear
Assembly is in transmission connection, and gear assembly being rotated by and driving axis of rotation in motor, to drive drainage screen in filter screen bracket
Upper movement.
The existing mode judging shift position on filter screen bracket for the drainage screen is all by detecting the circle that motor rotates
Number is determining.However, the long operation of motor and gear assembly, the transmission essence between motor and gear assembly can be led to
Degree reduces；When i.e. motor rotates a circle, can completely does not rotate a circle, such as to the travelling gear being connected with the output shaft of motor
This, can affect the judgement to drainage screen position.
Utility model content
Main purpose of the present utility model is to propose a kind of gear assembly it is intended to improve the essence of detection drainage screen shift position
Degree.
For achieving the above object, the utility model proposes gear assembly, its be used for air-conditioner in, described gear assembly bag
Include the box body of the uncovered setting in side, rotate the first travelling gear and the revolution speed detecting device being installed in described box body, described
Revolution speed detecting device includes signal source and induction installation, and one of described signal source and induction installation are located at the described first transmission
On gear, another is correspondingly arranged on described box body, and described first travelling gear rotates and makes described induction installation and signal
The position in source relative to when, described induction installation detects the signal of described signal source and exports detection signal.
Preferably, described induction installation is Hall element, and described signal source is Magnet.
Preferably, described signal source is multiple, multiple described signal source being circumferentially arranged along described first travelling gear.
Preferably, described gear assembly also includes the mounting ring being coaxially disposed with described first travelling gear, described signal
Source is fixedly installed in described mounting ring.
Preferably, described gear assembly also includes rotating the second travelling gear being installed in described box body, and described second
Travelling gear is engaged with described first travelling gear.
Preferably, described gear assembly also includes cover plate, and described cover plate is connected with described box body and closes described box body
Uncovered.
Preferably, at least both side edges of described cover plate are provided with the fastener protruding out to described box body direction, outside described box body
The position of the corresponding described fastener of wall is provided with Button Block, described fastener and corresponding described Button Block snapping, by described cover plate and institute
State box body to be fixedly connected.
Preferably, described fastener includes the installing arm being protruded out to described box body from the lateral margin of described cover plate and runs through described peace
The button hole of dress arm, described Button Block includes being convexly equipped in the boss of described cartridge outer surface, and described boss inserts described button hole.
Preferably, the outer surface of described box body is convexly equipped with two limit ribs positioned at described Button Block two opposite sides, described two limits
The spacing fastener with described Button Block snapping of position muscle.
This utility model also proposes a kind of air-conditioner, and it includes filter screen bracket, the filtration being installed on described filter screen bracket
Net, the rotating shaft being installed on one end of described filter screen bracket and being in transmission connection with described drainage screen and said gear assembly, described
First travelling gear of gear assembly is connected with described rotating shaft transmission.
This utility model passes through one of the signal source of revolution speed detecting device and induction installation to be arranged on box body, separately
One is arranged on the first travelling gear, and induction installation, when the first travelling gear rotates a circle, is able to detect that a signal
The signal of source transmitting, is detected the number of times of signal source and judges the number of turns that the first travelling gear rotates by induction installation, by
Move in the driving lower band electric filter of motor in the first travelling gear, it is achieved thereby that by the rotation judging the first travelling gear
The number of turns, to determine the shift position of drainage screen, improves the accuracy of detection to drainage screen shift position.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of an embodiment of air-conditioner of the present utility model；
Fig. 2 is the structural representation of this utility model gear assembly one embodiment；
Fig. 3 is the assembling schematic diagram of the first travelling gear, mounting ring and signal source in Fig. 2.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Gear assembly | 14 | Mounting ring |
| 20 | Filter screen bracket | 123 | Mounting groove |
| 30 | Drainage screen | 15 | Second travelling gear |
| 40 | Rotating shaft | 151 | Second wheel hub |
| 50 | Motor | 152 | Second wheel rim |
| 11 | Box body | 113 | Second mounting seat |
| 12 | First travelling gear | 114 | Second through hole |
| 13 | Revolution speed detecting device | 16 | Cover plate |
| 111 | First mounting seat | 161 | Fastener |
| 112 | First through hole | 115 | Button Block |
| 121 | First wheel | 161a | Installing arm |
| 122 | First wheel rim | 161b | Button hole |
| 131 | Signal source | 116 | Limit rib |
| 132 | Induction installation | 100 | Air-conditioner |
The realization of this utility model purpose, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.
If it is to be appreciated that relate in this utility model embodiment directivity instruction (such as upper and lower, left and right, front,
Afterwards ...), then directionality instruction be only used for explain relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if this particular pose changes, directionality instruction also correspondingly changes therewith.
If in addition, relating to the description of " first ", " second " etc. in this utility model embodiment, this " first ", " the
Two " description etc. is only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indication
The quantity of the technical characteristic showing.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel are capable of, will be understood that this technical side when the combination appearance of technical scheme is conflicting or cannot realize
The combination of case does not exist, also not within the protection domain that this utility model requires.
The utility model proposes a kind of air-conditioner and be applied to the gear assembly in air-conditioner.
With reference to Fig. 1, the utility model proposes air-conditioner 100 include filter screen bracket 20, be installed on filter screen bracket 20
Drainage screen 30, the rotating shaft 40 being installed on one end of filter screen bracket 20 and being in transmission connection with drainage screen 30 and gear assembly 10.Should
Gear assembly 10 is in transmission connection with rotating shaft 40, and gear assembly 10 drives rotating shaft 40 to rotate under the driving of motor 50, and then
Drainage screen 30 is moved on filter screen bracket 20.
As shown in Fig. 2 Fig. 1 shows the structure of an embodiment of this utility model gear assembly, in the present embodiment, this tooth
Wheel assembly 10 includes box body 11, the first travelling gear 12 and revolution speed detecting device 13.
This box body 11 is fixedly installed in air-conditioner 100, the uncovered setting in its side, and the internal face of this box body 11 is convexly equipped with
One mounting seat 111, and the first mounting seat 111 is provided through first through hole 112.
First travelling gear 12 is included first wheel 121, is located at first wheel 121 outside and is connected with first wheel 121
The first wheel rim 122, one end of first wheel 121 is socketed in first through hole 112, and first wheel 121 and motor 50
Output shaft is in transmission connection, to rotate with the rotation of motor 50.It should be noted that the filter screen bracket 20 of air-conditioner 100 is general
Elongated setting, its length is fixed value L, and the Zhou Changwei S of the first wheel rim 122 of the first travelling gear 12 is it is preferable that incite somebody to action
L is set to the integral multiple of S.
Revolution speed detecting device 13 includes signal source 131 and induction installation 132, in signal source 131 and induction installation 132
Individual on the first travelling gear 12, another is correspondingly arranged on box body 11.In embodiment of the present utility model, for side
Just the arrangement of circuit, it is preferable that being arranged at signal source 131 on first travelling gear 12, induction installation 132 is installed on box body
On 11, and induction installation 132 is electrically connected with the controller of air-conditioner 100.
Above-mentioned signal source 131 rotates with the rotation of the first travelling gear 12, and in signal source 131 and induction installation
132 positions relative to when, induction installation 132 is able to detect that the signal that signal source 131 sends, and induction installation 132 detection
Detection signal can be sent to the controller of air-conditioner 100 after the signal sending to signal source 131.Namely first travelling gear 12 every
Rotate a circle, induction installation 132 is just able to detect that signal that signal source 131 sends and sends once to air-conditioner controller
Detection signal, the controller of air-conditioner 100 judges what the first travelling gear 12 rotated according to the number of times of the detection signal receiving
The number of turns, may thereby determine that the shift position of drainage screen 30, improves the accuracy of detection drainage screen 30 position.
It should be noted that when drainage screen 30 is in initial position on filter screen bracket 20, on the first travelling gear 12
Signal source 131 and induction installation 132 para-position being installed on box body 11；After the first travelling gear 12 rotates a circle, sensing dress
Put 132 with signal source 131 para-position again, induction installation 132 is sent out to controller after the signal receiving signal source 131 again
Send detection signal, the rotation that the first travelling gear 12 goes round and begins again, the detection signal that controller sends according to induction installation 132
Number of times judges shift position on filter screen bracket 20 for the filter screen.
This utility model passes through to be arranged at one of the signal source 131 of revolution speed detecting device 13 and induction installation 132
On box body 11, another is arranged on the first travelling gear 12, induction installation 132 the first travelling gear 12 rotate one circle when,
It is able to detect that the signal of signal source 131 transmitting, the number of times of signal source 131 is detected by induction installation 132 and sentence
The number of turns that disconnected first travelling gear 12 rotates, because the first travelling gear 12 moves in the driving lower band electric filter of motor 50, from
And achieve the shift position determining drainage screen 30 by the rotation number of turns judging the first travelling gear 12, and then improve inspection
Survey the degree of accuracy of drainage screen 30 position.
In above-described embodiment, induction installation 132 is preferably Hall element, and signal source 131 is preferably Magnet.Specifically,
This Hall element is installed in box body 11, and Magnet is installed on the first travelling gear 12.Because signal source 131 is Magnet, its
Do not need Power Supply Assembly to be its power supply, namely decrease the arrangement of circuit in gear assembly 10, and then be conducive to improving gear train
The packaging efficiency of part 10；Meanwhile, save the wire of connecting signal source 131, it can be avoided that wire disturbs the first travelling gear 12
Normal rotation.
Obviously, this revolution speed detecting device 13 can also be photoelectric sensor, and photoelectric sensor includes transmitting terminal and reception
End, transmitting terminal can launch light, and receiving terminal, when with launching proper pair, can receive the light of transmitting terminal transmitting and export
Detection signal to air-conditioner 100 controller.
Above-mentioned revolution speed detecting device 13 includes multiple signal sources 131, and multiple signal source 131 is along the first travelling gear
12 be circumferentially arranged installation.It should be noted that multiple signal sources 131 are preferably uniformly arranged along the circumference of the first travelling gear 12
Cloth, the induction installation 132 of revolution speed detecting device 13, when the first travelling gear 12 rotates, can detect multiple signal sources successively
The signal of 131 transmissions, induction installation 132, all can be to the control of air-conditioner 100 after receiving the signal that each signal source 131 sends
Device processed sends detection signal, and controller judges, according to the number of times receiving detection signal, the number of turns that the first travelling gear 12 rotates,
Namely controller can judge the shift position of drainage screen 30 according to the number of times of the detection signal receiving.It is arranged such, Neng Gougeng
The number of turns of the accurate rotation judging the first travelling gear 12, and then can more accurately judge the drainage screen 30 of air-conditioner 100
Shift position.
The installation of signal source 131, refer to Fig. 2 and Fig. 3 for convenience, and this gear assembly 10 is additionally provided with and the first transmission
The mounting ring 14 that gear 12 is coaxially disposed.Specifically, the first travelling gear 12 is arranged with annular mounting groove 123, this mounting ring 14
It is fixedly installed in this mounting groove 123, signal source 131 is fixedly installed in mounting ring 14.It is arranged such, be on the one hand easy to signal
The fixed installation in source 131；On the other hand additionally it is possible to when being effectively prevented from the first travelling gear 12 and engage with rotating shaft 40, affect to believe
The signal transmitting in number source 131.
It should be noted that above-mentioned signal source 131 preferably employs Magnet, accordingly, this mounting ring 14 is preferably ferrum
Ring.After mounting ring 14 is fixedly installed to the first travelling gear 12, only need to be by Magnet magnetic absorption in mounting ring 14, such as
This, facilitate the fixed installation of signal source 131.
Refer to Fig. 2, above-mentioned gear assembly 10 also includes the second travelling gear 15, this second travelling gear 15 rotates peace
It is filled in box body 11 and engages with the first travelling gear 12, the motor 50 of air-conditioner 100 is arranged to and the second travelling gear 15
It is in transmission connection.Specifically, the second travelling gear 15 includes the second wheel hub 151 and is located at the second wheel hub 151 outside and with second
The second wheel rim 152 that wheel hub 151 connects, the second wheel rim 152 is engaged with the first wheel rim 122.Box body 11 is provided with the second mounting seat
113, and the second mounting seat 113 is provided through the second through hole 114；One end of second wheel hub 151 is socketed on the second through hole 114
Interior, and the second wheel hub 151 is in transmission connection with the output shaft of motor 50, to rotate with the rotation of motor 50.So, can keep away
The each part exempting from gear assembly 10 installs the problem of excessively concentration it is ensured that the normal operation of each part in gear assembly 10.
In order to avoid outside dust or its debris enter and have influence on normally turning of the first travelling gear 12 in box body 11
The work of dynamic and revolution speed detecting device 13, refer to Fig. 1, this gear assembly 10 also includes a cover plate 16.This cover plate 16 and box
Body 11 connects the uncovered setting of simultaneously enclosed box body 11, and this cover plate 16 can stop dust or the debris outside box body 11 effectively
Enter in box body 11, and then ensure that the normal work of the first travelling gear 12 in box body 11 and revolution speed detecting device 13.
Further, refer to Fig. 2, at least both side edges of this cover plate 16 are provided with the fastener 161 protruding out to box body 11, relatively
Ying Di, the outside wall surface of box body 11 is correspondingly arranged on Button Block 115, cover plate 16 by fastener 161 with corresponding Button Block 115 snapping and with
Box body 11 is fixedly connected.It should be noted that this fastener 161 can be button hook, buckle, snap fit etc., Button Block 115 can be right
The button platform that should arrange, button hole etc., here does not do specific restriction.
Specifically, above-mentioned fastener 161 includes installing arm 161a being protruded out to box body 11 from the lateral margin of cover plate 16 and runs through
The button hole 161b of installing arm 161a, this Button Block 115 is the boss being convexly equipped in box body 11 outer surface.Assemble with box body 11 in cover plate 16
When, simultaneously under the supporting of boss, there is slight deformation, when boss is placed in peace in the outer surface of installing arm 161a card to box body 11
When in the button hole 161b of dress arm 161a, installing arm 161a recovers elastic deformation clamping box body 11, and boss now limits installing arm
161a is separated with box body 11, and then cover plate 16 is fixedly connected with box body 11.
In order that installing arm 161a can be more firm clamping box body 11, refer to Fig. 2, the outer surface projection of this box body 11
There are two limit ribs 116 positioned at button platform two opposite sides, when installing arm 161a and boss snapping 161, installing arm 161a is limited in two
Between limit rib 116, it is arranged such so that be connected between installing arm 161a and box body 11 is more firm.
It should be noted that because this air-conditioner employs whole technical schemes of above-mentioned all embodiments, therefore at least
There are all beneficial effects that the technical scheme of above-described embodiment is brought, this is no longer going to repeat them.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using this utility model description and accompanying drawing content
Change, or directly/be indirectly used in other related technical fields and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of gear assembly, in air-conditioner it is characterised in that described gear assembly includes the box of the uncovered setting in side
Body, rotation are installed on the first travelling gear and revolution speed detecting device in described box body, and described revolution speed detecting device includes letter
Number source and induction installation, one of described signal source and induction installation on described first travelling gear, another correspondence
On described box body, described first travelling gear rotate and make the position of described induction installation and signal source relative to when, institute
State induction installation the signal of described signal source is detected and export detection signal.
2. gear assembly as claimed in claim 1 it is characterised in that described induction installation be Hall element, described signal
Source is Magnet.
3. gear assembly as claimed in claim 1 is it is characterised in that described signal source is multiple, multiple described signal source edges
Being circumferentially arranged of described first travelling gear.
4. the gear assembly as described in any one of claims 1 to 3 it is characterised in that described gear assembly also include with described
The mounting ring that first travelling gear is coaxially disposed, described signal source is fixedly installed in described mounting ring.
5. gear assembly as claimed in claim 1 is installed on described box it is characterised in that described gear assembly also includes rotation
The second internal travelling gear, described second travelling gear is engaged with described first travelling gear.
6. gear assembly as claimed in claim 1 is it is characterised in that described gear assembly also includes cover plate, described cover plate with
Described box body connects and closes the uncovered of described box body.
7. gear assembly as claimed in claim 6 is it is characterised in that at least both side edges of described cover plate are provided with to described box body
The fastener that direction protrudes out, the position of the corresponding described fastener of the outside wall surface of described box body is provided with Button Block, described fastener and corresponding institute
State Button Block snapping, described cover plate is fixedly connected with described box body.
8. gear assembly as claimed in claim 7 is it is characterised in that described fastener includes lateral margin from described cover plate to described
Installing arm and the button hole running through described installing arm that box body protrudes out, described Button Block includes being convexly equipped in the convex of described cartridge outer surface
Platform, described boss inserts described button hole.
9. gear assembly as claimed in claim 7 is it is characterised in that the outer surface of described box body is convexly equipped with positioned at described Button Block
Two limit ribs of two opposite sides, the spacing fastener with described Button Block snapping of described two limit ribs.
10. a kind of air-conditioner is it is characterised in that including filter screen bracket, the drainage screen being installed on described filter screen bracket, being installed on
One end of described filter screen bracket the rotating shaft that is in transmission connection with described drainage screen and as described in claim 1-9 any one
Gear assembly, the first travelling gear of described gear assembly is connected with described rotating shaft transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620759103.0U CN205937642U (en) | 2016-07-15 | 2016-07-15 | Gear assembly and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620759103.0U CN205937642U (en) | 2016-07-15 | 2016-07-15 | Gear assembly and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937642U true CN205937642U (en) | 2017-02-08 |
Family
ID=57929476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620759103.0U Active CN205937642U (en) | 2016-07-15 | 2016-07-15 | Gear assembly and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373459A (en) * | 2018-10-18 | 2019-02-22 | 广东美的制冷设备有限公司 | Air conditioner |
-
2016
- 2016-07-15 CN CN201620759103.0U patent/CN205937642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373459A (en) * | 2018-10-18 | 2019-02-22 | 广东美的制冷设备有限公司 | Air conditioner |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |