CN107294050B - Reverse phase protector and air conditioner - Google Patents
Reverse phase protector and air conditioner Download PDFInfo
- Publication number
- CN107294050B CN107294050B CN201710651594.6A CN201710651594A CN107294050B CN 107294050 B CN107294050 B CN 107294050B CN 201710651594 A CN201710651594 A CN 201710651594A CN 107294050 B CN107294050 B CN 107294050B
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- China
- Prior art keywords
- knob
- rotating shaft
- panel
- reverse phase
- positioning part
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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.)
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- 230000001012 protector Effects 0.000 title claims abstract description 54
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/006—Calibration or setting of parameters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
- H02H3/207—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage also responsive to under-voltage
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Mechanical Control Devices (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention relates to a reverse phase protector and an air conditioner. The reverse phase protector includes: the electric parameter adjusting part (1) comprises a rotating shaft (2) used for adjusting the electric parameter of the anti-phase protector; the knob (3) is used for driving the rotating shaft (2) to rotate; and the panel (5) is covered on the electrical parameter adjusting part (1), the knob (3) and the panel (5) can relatively move along the axial direction of the rotating shaft (1) so as to enable the knob (3) to have a first position and a second position, the panel (5) limits the rotation of the knob at the first position, and the knob (3) is separated from the limit of the panel (5) at the second position. By applying the technical scheme of the invention, the problems of complicated and complicated voltage regulation operation of the reverse phase protector in the prior art are solved.
Description
Technical Field
The invention relates to the field of refrigeration equipment, in particular to an anti-phase protector and an air conditioner.
Background
The air conditioner is provided with a reverse phase protector which is used for protecting electrical equipment of the air conditioner when the voltage of power supply is too high or too low. The anti-phase protector comprises an adjusting device for adjusting the set voltage, the adjusting device adjusts the voltage of the anti-phase protector through the dial adjusting structure, and the dial adjusting structure is inconvenient to operate, so that the voltage adjusting operation of the anti-phase protector is complex and complicated.
Disclosure of Invention
The invention aims to provide a reverse phase protector and an air conditioner, and aims to solve the problems that the voltage regulation operation of the reverse phase protector in the prior art is complicated and complicated.
According to an aspect of an embodiment of the present invention, there is provided a reverse phase protector, optionally, the reverse phase protector comprising:
the electric parameter adjusting component comprises a rotating shaft used for adjusting the electric parameter of the anti-phase protector;
the knob is used for driving the rotating shaft to rotate; and
and the panel is covered on the electrical parameter adjusting part, and the knob and the panel can relatively move along the axial direction of the rotating shaft so as to enable the knob to have a first position and a second position, wherein the panel limits the knob to rotate, and the panel limits the knob to separate from the limit of the panel in the second position.
Optionally, be provided with first location portion on the knob, the panel is including the through-hole that allows the knob to wear to establish and arrange a plurality of second location portions along the circumference of through-hole, arbitrary second location portion homoenergetic with the cooperation of first location portion in order to restrict the knob and rotate, in the primary importance, second location portion cooperates in order to restrict the knob and rotates with first location portion, in the secondary importance, first location portion break away from the cooperation with second location portion to make the knob can drive the pivot and rotate.
Alternatively,
the first positioning part comprises a first bulge arranged on the knob;
the second positioning part comprises a first groove arranged on the positioning part, and the first groove is matched with the first protrusion.
Optionally, the first recess is provided on a surface of the panel facing away from the electrical parameter adjustment member.
Optionally, a resilient member is included for urging the knob towards the first position.
Optionally, the resilient member comprises a rubber or a spring.
Optionally, the resilient member is rotatable with the knob.
Optionally, the knob is provided with a cavity adapted to the rotating shaft, the rotating shaft is arranged in the cavity in a penetrating manner, and the elastic component is arranged between the bottom of the cavity and the rotating shaft.
Optionally, one of the outer circumferential surface of the elastic member and the inner circumferential surface of the cavity is provided with a second protrusion, and the other is provided with a second groove, and the second protrusion is located in the second groove, so that the elastic member rotates along with the knob.
Optionally, the knob is provided with a cavity matched with the rotating shaft, one of the inner peripheral surface of the cavity and the rotating shaft is provided with a third protrusion, the other is provided with a third groove, and the third protrusion is located in the third groove, so that the knob can drive the rotating shaft to rotate.
Optionally, the anti-phase protector further includes a circuit board, the electrical parameter adjusting component is disposed on the circuit board, the panel and the circuit board are disposed at an interval, and the rotating shaft extends from the electrical parameter adjusting component to the through hole on the panel.
According to another aspect of the present application, there is also provided an air conditioner including the above-described reverse phase protector.
By the technical scheme, the rotating shaft of the electrical parameter adjusting part is driven to rotate through the knob, and the problems of complex voltage adjusting operation and complexity of the anti-phase protector in the prior art are solved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view showing a voltage regulation device of a reverse phase protector according to an embodiment of the present invention;
fig. 2 is a schematic structural view showing a voltage regulating device (excluding a panel) of the reverse phase protector according to the embodiment of the present invention;
fig. 3 is a schematic structural view showing a voltage regulating device (excluding a circuit board) of the reverse phase protector according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram showing the structure that a knob of a voltage adjusting device of the reverse phase protector is matched with a panel according to the embodiment of the invention;
fig. 5 is a schematic structural view showing an elastic member of the reverse phase protector according to the embodiment of the present invention;
fig. 6 is a schematic structural view showing a knob of the reverse phase protector according to the embodiment of the present invention;
fig. 7 is a schematic structural view showing the engagement of the knob and the elastic member of the reverse phase protector according to the embodiment of the present invention;
fig. 8 is a schematic structural view showing a rotating shaft of the reverse phase protector according to the embodiment of the present invention;
fig. 9 is a schematic structural diagram showing a voltage regulator of the reverse phase protector according to the embodiment of the present invention.
In the figure: 1. an electrical parameter adjustment component; 2. a rotating shaft; 3. a knob; 4. a first positioning portion; 5. a panel; 6. a second positioning portion; 7. a circuit board; 8. buckling; 9. an elastic member; 10. an aperture; 12. a chamber; 13. a second protrusion; 14. a second groove; 15. a third protrusion; 16. a channel; 17. and a third groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic diagram showing a structure of a voltage regulator of the reverse phase protector according to the present embodiment. Fig. 2 shows a schematic configuration diagram of a voltage regulator (not including a panel) of the reverse phase protector of the present embodiment. Fig. 3 is a schematic diagram showing a structure of a voltage regulator (not including a circuit board) of the reverse phase protector according to the embodiment of the present invention. Fig. 4 is a schematic structural diagram showing a knob and a panel of a voltage adjusting device of the reverse phase protector according to an embodiment of the present invention.
As shown in fig. 1 to 4, the reverse phase protector of the present embodiment includes: the electric parameter adjusting part 1 comprises a rotating shaft 2 for adjusting the electric parameter of the anti-phase protector; the knob 3 is used for driving the rotating shaft 2 to rotate, and the knob 2 is provided with a first positioning part 4; and a panel 5 including a through hole allowing the knob 3 to be pierced therethrough and a plurality of second positioning portions 6 arranged along a circumferential direction of the through hole.
Any second positioning portion 6 can be matched with the first positioning portion 4 to limit the rotation of the knob 3, the knob 3 can move relative to the panel 5 along the axial direction of the rotating shaft 2, so that the knob 3 has a first position and a second position, the second positioning portion 6 is matched with the first positioning portion 4 to limit the rotation of the knob 3 at the first position, and the first positioning portion 4 is separated from the matching with the second positioning portion 6 at the second position to enable the knob 3 to drive the rotating shaft 2 to rotate.
When the reverse phase protector of the present embodiment adjusts the voltage, the knob 3 is first moved from the first position to the second position, then the knob 3 is rotated to adjust the voltage to the target value, and finally the knob 3 returns to the first position. The knob 3 in the first position is limited by the panel 5, so that the knob 3 can be prevented from being accidentally rotated to influence the normal operation of the reverse phase protector.
The anti-phase protector further comprises a circuit board 7, the electric parameter adjusting component 1 is arranged on the circuit board, the panel 5 covers the circuit board 7, and the rotating shaft 2 extends from the electric parameter adjusting component 1 to a through hole in the panel 5.
As shown in fig. 1, the panel 5 is provided with a clip 8 extending toward the circuit board 7 for connecting the panel 5 and the circuit board 7. As shown in fig. 2, the circuit board 7 is provided with a hole 10 for engaging with the clip 7.
In this embodiment, the anti-phase protector further comprises an elastic member 9 for urging the knob 3 to the first position. In case the knob 3 is not subjected to an external force, the elastic member 9 maintains the knob 3 at the first position to prevent the knob 3 from being accidentally rotated.
The elastic member 9 of the present embodiment is rubber. Of course, the elastic member 9 may be a spring.
Fig. 5 shows a schematic structural view of the elastic member of the present embodiment. Fig. 6 shows a schematic structural view of the knob 3 of the present embodiment. Fig. 7 shows a schematic view of the fitting structure of the knob 3 and the elastic member 9 of the present embodiment. Fig. 8 shows a schematic structural view of the rotating shaft of the present embodiment.
Referring to fig. 1 and fig. 5 to 8, the knob 3 is provided with a cavity 12 adapted to the rotating shaft 2, the rotating shaft 2 is inserted into the cavity 12, and the elastic component 9 is disposed between the bottom of the cavity 12 and the rotating shaft 2.
The elastic member 9 pushes the knob 3 to a first position far away from the rotating shaft 2, when the voltage of the anti-phase protector is adjusted, the knob 3 is firstly pressed along the axial direction of the rotating shaft 2 to separate the first positioning part 4 from the second positioning part 6, then the knob 3 is rotated to adjust the voltage of the anti-phase protector to a target value, then the knob 3 is loosened, and the knob 3 returns to the first position under the action of the elastic force of the elastic member 9.
As shown in fig. 4, the inner circumferential surface of the cavity 12 of the knob 3 is provided with a second groove 14, as shown in fig. 5, the outer circumferential surface of the elastic member 9 is provided with a second protrusion 13, and the second protrusion 13 is located in the second groove 14, so that the elastic member 9 can rotate with the knob 3, and the elastic member 9 and the knob 3 are prevented from being worn due to relative movement of the knob 3 and the elastic member 9.
The second groove 14 has an inner circumferential surface of the cavity 12 extending to an outer surface of the knob 3, scales for indicating the magnitude of the voltage are arranged along the circumferential direction of the knob 3, and the relative position of the second groove 14 and the scales is used for indicating the magnitude of the voltage.
As shown in fig. 6, the inner peripheral surface of the chamber 12 is also provided with a third projection 15. As shown in fig. 8, a third groove 17 is formed on the rotating shaft 2, and the third protrusion 15 is located in the third groove 17, so that the knob 3 can drive the rotating shaft 2 to rotate.
As shown in fig. 8 and 9, the rotating shaft 2 is provided with a protrusion extending in the radial direction of the rotating shaft 2, the protrusion is provided with a channel 16 allowing the third protrusion 15 to pass through, the knob 3 is covered on the protrusion, and a third groove 17 is provided on the side of the protrusion facing away from the knob.
In the process of covering the knob 3 on the rotating shaft 2 to connect the rotating shaft 2, the third protrusion 15 moves to one side of the protruding part, which is back to the knob 3, through the channel 16, then the knob 3 rotates relative to the rotating shaft 2, when the third protrusion 15 rotates to the position corresponding to the third groove 17, the knob 3 moves in the direction away from the rotating shaft 2 under the action of the elastic component 9, and the knob 3 drives the third protrusion 15 to enter the third groove 17, so that the rotation of the knob 3 can drive the rotating shaft to rotate.
The third groove 17 extends in the axial direction of the rotary shaft 2, and the third projection 15 is movable in the third groove 17 in the axial direction of the rotary shaft 2. The third projection 15 is always located in the third recess 17 during the movement of the knob 17 relative to the face plate 5 in the axial direction of the rotary shaft 2 to switch between the first position and the second position.
The elastic component 9 keeps the knob 3 at the first position, when the voltage of the anti-phase protector needs to be adjusted, the knob 3 is moved to the second position along the axial direction of the rotating shaft 2, at the second position, the first positioning portion 4 and the second positioning portion 6 are disengaged, the third protrusion 15 is located in the third groove 17, and therefore the knob 3 can drive the rotating shaft to rotate.
According to another aspect of the present application, the present embodiment also provides an air conditioner including the above-mentioned reverse phase protector.
The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A reverse phase protector, comprising:
the electric parameter adjusting part (1) comprises a rotating shaft (2) used for adjusting the electric parameter of the anti-phase protector;
the knob (3) is used for driving the rotating shaft (2) to rotate; and
a panel (5) covering the electrical parameter adjustment component (1), wherein the knob (3) and the panel (5) can relatively move along the axial direction of the rotating shaft (1) to enable the knob (3) to have a first position and a second position, the panel (5) limits the rotation of the knob at the first position, the knob (3) is separated from the limit of the panel (5) at the second position, a first positioning part (4) is arranged on the knob (2), the panel (5) comprises a through hole allowing the knob (3) to penetrate through and a plurality of second positioning parts (6) arranged along the circumferential direction of the through hole, any second positioning part (6) can be matched with the first positioning part (4) to limit the rotation of the knob (3), and at the first position, the second positioning part (6) is matched with the first positioning part (4) to limit the rotation of the knob (3), in the second position, the first positioning part (4) is separated from the second positioning part (6) so that the knob (3) can drive the rotating shaft (2) to rotate.
2. A reverse phase protector according to claim 1,
the first positioning part (4) comprises a first bulge arranged on the knob;
the second positioning part (6) comprises a first groove arranged on the positioning part, and the first groove is matched with the first protrusion.
3. A protector according to claim 2, characterised in that the first recess is provided in the face of the panel (5) facing away from the electrical parameter adjustment member (1).
4. A protector according to claim 1, further comprising a resilient member (9) for urging the knob (3) towards the first position.
5. A protector according to claim 4 in which the resilient member (9) comprises rubber or a spring.
6. A protector according to claim 4, characterised in that the resilient member (9) is rotatable with the knob (3).
7. A protector according to claim 4, characterized in that the knob (3) is provided with a chamber (12) adapted to the shaft (2), the shaft (2) is inserted in the chamber (12), and the elastic member (9) is arranged between the bottom of the chamber (12) and the shaft (2).
8. A protector according to claim 7, in which one of the outer peripheral surface of the resilient member (9) and the inner peripheral surface of the chamber (12) is provided with a second projection (13) and the other is provided with a second recess (14), the second projection (13) being located in the second recess (14) to allow the resilient member (9) to rotate with the knob (3).
9. The protector for the reverse phase according to claim 1, wherein the knob (3) is provided with a chamber (12) matched with the rotating shaft (2), one of the inner peripheral surface of the chamber (12) and the rotating shaft (2) is provided with a third protrusion (15), and the other is provided with a third groove (17), and the third protrusion (15) is positioned in the third groove (17) so that the knob (3) can drive the rotating shaft (2) to rotate.
10. The protector of claim 1, further comprising a circuit board (7), wherein the electrical parameter adjusting member (1) is disposed on the circuit board, wherein the faceplate (5) is spaced apart from the circuit board (7), and wherein the shaft (2) extends from the electrical parameter adjusting member (1) to a through hole in the faceplate (5).
11. An air conditioner characterized by comprising the reverse phase protector according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710651594.6A CN107294050B (en) | 2017-08-02 | 2017-08-02 | Reverse phase protector and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710651594.6A CN107294050B (en) | 2017-08-02 | 2017-08-02 | Reverse phase protector and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107294050A CN107294050A (en) | 2017-10-24 |
| CN107294050B true CN107294050B (en) | 2020-01-03 |
Family
ID=60104265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710651594.6A Active CN107294050B (en) | 2017-08-02 | 2017-08-02 | Reverse phase protector and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107294050B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931017A (en) * | 2012-10-29 | 2013-02-13 | 上海福太隆汽车电子科技有限公司 | Rotary knob structure |
| CN206003676U (en) * | 2016-08-26 | 2017-03-08 | 广东新宝电器股份有限公司 | Knob device and electrical equipment |
| CN106653502A (en) * | 2016-12-30 | 2017-05-10 | 浙江天正电气股份有限公司 | Power-driven operating device capable of remotely controlling breaking and closing of small-sized circuit breaker |
| CN206977020U (en) * | 2017-08-02 | 2018-02-06 | 珠海格力电器股份有限公司 | Reverse phase protector and air conditioner |
-
2017
- 2017-08-02 CN CN201710651594.6A patent/CN107294050B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931017A (en) * | 2012-10-29 | 2013-02-13 | 上海福太隆汽车电子科技有限公司 | Rotary knob structure |
| CN206003676U (en) * | 2016-08-26 | 2017-03-08 | 广东新宝电器股份有限公司 | Knob device and electrical equipment |
| CN106653502A (en) * | 2016-12-30 | 2017-05-10 | 浙江天正电气股份有限公司 | Power-driven operating device capable of remotely controlling breaking and closing of small-sized circuit breaker |
| CN206977020U (en) * | 2017-08-02 | 2018-02-06 | 珠海格力电器股份有限公司 | Reverse phase protector and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107294050A (en) | 2017-10-24 |
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