CN212848136U - Automatic locking structure of switch - Google Patents
Automatic locking structure of switch Download PDFInfo
- Publication number
- CN212848136U CN212848136U CN202021178747.3U CN202021178747U CN212848136U CN 212848136 U CN212848136 U CN 212848136U CN 202021178747 U CN202021178747 U CN 202021178747U CN 212848136 U CN212848136 U CN 212848136U
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- stopper
- switch
- lever
- positioning shaft
- push rod
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- 238000003825 pressing Methods 0.000 claims abstract description 36
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- 230000000994 depressogenic effect Effects 0.000 claims 2
- 230000006872 improvement Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an automatic structure of locking of switch, include: a pressing body, the top of which is formed with a positioning shaft; one end of the push rod is connected with the pressing body; the switch body is internally provided with a cavity for the push rod to do reciprocating linear movement, and the top of the switch body is provided with a fixed locking piece; the shifting rod is arranged on the positioning shaft and rotates unidirectionally by taking the axis of the positioning shaft as a center, a movable locking piece matched with the fixed locking piece is formed at one end of the shifting rod facing the switch body, and the projections of the movable locking piece and the fixed locking piece on a plane vertical to the moving direction of the push rod are overlapped; and the torsional spring is sleeved on the positioning shaft, one end of the torsional spring is connected with the pressing body, and the other end of the torsional spring is connected with the shifting lever. The utility model discloses simple structure, the simple operation labour saving and time saving presses the body through the operation and can easily realize the auto-lock, has reduced the operation degree of difficulty, utilizes the self characteristic of torsional spring to make the switch reply initial position automatically moreover to realize the circulation operation of the unblock of locking of switch.
Description
Technical Field
The utility model relates to a switch field specifically belongs to an automatic structure of locking of switch, is applicable to the switch that needs remain for a long time at switch-on operating condition, for example among the switch of trades such as electric tool, domestic appliance, oil pump, air pump, flushing machine.
Background
In industrial production and daily life, various electric appliances or electric tools have a switch structure, and the switch structure is usually required to be pressed when the device works.
If the device needs to keep a working state for a long time, most of the devices often need to press the switch structure all the time so as to keep the switch structure on, which brings great inconvenience to the operation of a user and reduces the working efficiency.
In addition, the additional locking switches are arranged on part of the switches, self-locking is realized by using the locking switches, the electric device where the switch is located is always in a switch-on working state, and when the work is finished, the locking switches are operated again to realize unlocking. This also causes great inconvenience to the user's operation, requiring repeated operation of the locking switch, and also increases the cost of the electric device and the switch.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic structure of locking of switch is provided can solve current switch and need extra locking switch or need the user to last to press just can keep switch-on operating condition's defect for a long time.
In order to solve the technical problem, the utility model provides an automatic structure of locking of switch, include:
a pressing body, the top of which is formed with a positioning shaft;
a push rod, one end of which is connected with the pressing body;
the switch body is internally provided with a cavity for the push rod to do reciprocating linear movement, and the top of the switch body is provided with a fixed locking piece;
the shifting rod is arranged on the positioning shaft and rotates in a single direction by taking the axis of the positioning shaft as a center, a movable locking piece matched with the fixed locking piece is formed at one end, facing the switch body, of the shifting rod, and the projections of the movable locking piece and the fixed locking piece on a plane perpendicular to the moving direction of the push rod are overlapped;
the torsional spring is sleeved on the positioning shaft, one end of the torsional spring is connected with the pressing body, and the other end of the torsional spring is connected with the shifting lever.
In a further improvement, a concave area is formed on the top of the pressing body, and the torsion spring is located in the concave area.
In a further improvement, the bottom surface of the shift lever is flush with the top surface of the pressing body.
The further improvement is that the top of the torsion spring is in contact with the bottom surface of the deflector rod, and the bottom of the torsion spring is in contact with the bottom surface of the concave area.
The improved structure of the push rod driving mechanism is characterized in that a first driving lever stop block and a second driving lever stop block are formed on the driving lever, a first limiting block and a second limiting block are formed on the pressing body, the first driving lever stop block, the second driving lever stop block and the second limiting block are parallel to the moving direction of the push rod, the first limiting block is perpendicular to the moving direction of the push rod, the second driving lever stop block and the first limiting block vertically abut against each other, one end of the torsion spring is connected with the second limiting block, and the other end of the torsion spring is connected with the first driving lever stop block.
The first limiting block, the first deflector rod stop block and the second deflector rod stop block are positioned on one side of the positioning shaft, and the second limiting block is positioned on the other side of the positioning shaft.
In a further improvement, a gap exists between the first deflector rod stop and the second deflector rod stop, and the end of the torsion spring connected with the first deflector rod stop extends out of the gap.
The improved structure of the push rod driving mechanism is characterized in that a driving rod stop block is formed on the driving rod, a first limiting block and a second limiting block are formed on the pressing body, the driving rod stop block is parallel to the moving direction of the push rod, the second limiting block is parallel to the moving direction of the push rod, the first limiting block is perpendicular to the moving direction of the push rod, the driving rod stop block is vertically contacted with the first limiting block and is connected with one end of the torsion spring, and the other end of the torsion spring is connected with the second limiting block.
The further improvement is that the first limiting block and the shifting lever stop block are positioned on one side of the positioning shaft, and the second limiting block is positioned on the other side of the positioning shaft.
In a further improvement, the fixed locking piece on the switch body is a locking hook, and the movable locking piece on the shifting lever is a buckle.
In a further improvement, the fixed locking piece on the switch body is a rack, and the movable locking piece on the shifting lever is a buckle.
In a further improvement, the fixed locking piece on the switch body is a lock catch, and the movable locking piece on the shifting lever is a positioning pin.
The utility model discloses an automatic structure of locking of switch setting, wherein set up location axle and stopper on pressing the body, install torsional spring and driving lever at the epaxial installation of location simultaneously, the one end and the driving lever of torsional spring are connected, the other end with press the body coupling, be formed with matched with locking structure on driving lever and the switch body, the user is operating the in-process of pressing the body, the movable locking piece on the driving lever contacts with the fixed locking piece on the switch body, under the effect of fixed locking piece, the driving lever uses the axis of location axle as the rotation in center, realize the auto-lock in final movable locking piece card income fixed locking piece, thereby make the switch can keep at operating condition always. The utility model has the advantages of simple structure, the simple operation labour saving and time saving only needs press the body through the operation and can easily realize the auto-lock, has reduced user's the operation degree of difficulty, has improved work efficiency. And simultaneously, the utility model discloses utilize the self characteristic of torsional spring to make can reply initial position automatically after driving lever and the unblock of switch body to realize the circulation operation of the unblock of locking of switch.
Drawings
Fig. 1 is an exploded view of the automatic locking structure of the switch of the present invention;
fig. 2 is an assembly schematic view of the automatic switch locking structure of the present invention;
FIG. 3 is a partial cross-sectional view;
fig. 4a is a schematic view of the automatic locking structure of the switch of the present invention in the initial position;
fig. 4b is a schematic diagram of the state of the automatic locking structure of the switch in the pressing position according to the present invention;
fig. 4c is a schematic diagram of the automatic locking structure of the switch of the present invention in the locked position;
fig. 4d is a schematic diagram of the state of the automatic locking structure of the switch in the unlocking position.
Wherein the reference numerals are as follows:
1 is a deflector rod; 11 is a buckle; 12 is a first deflector rod baffle block; 13 is a second deflector rod baffle block;
2 is a torsion spring;
3 is a pressing body; 31 is a positioning shaft; 32 is a first stopper; 33 is a second limiting block;
4 is a switch body; 41 is a latch hook;
and 5 is a push rod.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "formed", "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as being either fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In addition, the technical features mentioned in the different embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.
Example one
As shown in fig. 1 and 2, the automatic switch locking structure of the present embodiment includes:
a pressing body 3 having a positioning shaft 31 formed on the top thereof;
a push rod 5 having one end connected to the pressing body 3;
the switch body 4 is internally provided with a cavity for the push rod 5 to do reciprocating linear movement, and the top of the switch body 4 is provided with a fixed locking piece;
the shifting lever 1 is installed on the positioning shaft 31 and rotates unidirectionally by taking the axis of the positioning shaft 31 as a center, a movable locking piece matched with the fixed locking piece is formed at one end, facing the switch body 4, of the shifting lever 1, and the projections of the movable locking piece and the fixed locking piece on a plane perpendicular to the moving direction of the push rod 5 are overlapped;
and the torsion spring 2 is sleeved on the positioning shaft 31, one end of the torsion spring 2 is connected with the pressing body 3, and the other end of the torsion spring is connected with the shifting lever 1.
The top of one end of the shifting lever 1, which is far away from the switch body 4, is also provided with an operating part for manually controlling the shifting lever 1 to rotate, so that unlocking is realized.
In the automatic switch locking structure of this embodiment, as shown in fig. 4a in an initial state, when a user presses a pressing body 3 (switch cap), a push rod 5 slides in the switch body under the driving of the pressing body 3, and simultaneously, a shift lever 1 is also close to the switch body 4 under the driving of the pressing body 3, after a movable locking member on the shift lever contacts a fixed locking member on the switch body, due to the fixed locking member being stationary, the shift lever mounted on a positioning shaft rotates counterclockwise around the positioning shaft under the action of the fixed locking member, as shown in fig. 4 b; when the pressing body 3 is pressed to the maximum, the torsion spring drives the shifting lever to return to the initial state, the movable locking piece on the shifting lever and the fixed locking piece on the switch body are in the locking state at the moment, as shown in fig. 4c, the self-locking of the switch can be realized only by pressing the pressing part through simple operation on the premise of not additionally increasing the locking switch, and therefore the operation of a user is simplified.
After the work is finished, the shifting lever is shifted anticlockwise only through the operation portion on the shifting lever, so that the movable locking piece on the shifting lever is disengaged from the fixed locking piece on the switch body, and as shown in fig. 4d, the switch can automatically return to the initial state by utilizing the self characteristic of the torsion spring.
Example two
On the basis of the first embodiment, the present embodiment will explain in detail the locking structure formed by the switch body and the shift lever.
As shown in fig. 1 and 2, the fixed locking member on the switch body 4 is a locking hook 41, and the movable locking member on the shift lever 1 is a buckle 11. The lock hook 41 and the buckle 11 both comprise a plane and an inclined plane, and in the process that the pressing body is pressed, the inclined plane of the buckle 11 is in contact with the inclined plane of the lock hook 41 to slide relatively, and finally the plane of the buckle 11 is attached to the plane of the lock hook 41 to realize locking.
EXAMPLE III
The switch body is provided with a fixed locking piece and a movable locking piece, wherein the fixed locking piece is a rack, and the movable locking piece is a buckle.
Although the locking structure formed by the switch body and the shift lever in this embodiment is different from that in the second embodiment, the locking principle is basically similar, and therefore, detailed description is omitted.
Example four
The difference from the second embodiment is that in this embodiment, the fixed locking member on the switch body is a lock catch, and the movable locking member on the shift lever is a positioning pin.
Although the locking structure formed by the switch body and the shift lever in this embodiment is different from that in the second embodiment, the locking principle is basically similar, and therefore, detailed description is omitted.
EXAMPLE five
As shown in fig. 1 and 2, a recessed area is formed at the top of the pressing body 3, and the torsion spring 2 is located in the recessed area.
The bottom surface of the shifting lever 1 is flush with the top surface of the pressing body 3.
The top of the torsion spring 2 is in contact with the bottom surface of the shifting lever 1, and the bottom of the torsion spring 2 is in contact with the bottom surface of the concave area.
EXAMPLE six
In this embodiment, as shown in fig. 1, fig. 2, and fig. 3, a first lever stopper 12 and a second lever stopper 13 are formed on the lever 1, a first stopper 32 and a second stopper 33 are formed on the pressing body 3, the first lever stopper 12, the second lever stopper 13, and the second stopper 33 are parallel to the moving direction of the push rod 5, the first stopper 32 is perpendicular to the moving direction of the push rod 5, the second lever stopper 13 and the first stopper 32 are perpendicularly abutted against each other, one end of the torsion spring 2 is connected to the second stopper 32, and the other end of the torsion spring 2 is connected to the first lever stopper 12.
The first stopper 32, the first toggle lever stopper 12 and the second toggle lever stopper 13 are located on one side of the positioning shaft 31, and the second stopper 33 is located on the other side of the positioning shaft 31.
A gap is present between the first toggle stop 12 and the second toggle stop 13, from which gap the end of the torsion spring 2 connected to the first toggle stop 12 protrudes, as shown in fig. 2.
In this embodiment, the rotation direction of the shift lever is limited by the first limit block on the pressing body and the second shift lever stop block on the shift lever, so that the shift lever can only rotate in a single direction (anticlockwise rotation) by taking the axis of the positioning shaft as the center, and the first shift lever stop block and the second limit block are used for mounting and using the torsion spring, thereby realizing the automatic reset of the shift lever.
EXAMPLE seven
The difference from the sixth embodiment is that the shift lever of the present embodiment is formed with a shift lever stopper, i.e., the first shift lever stopper and the second shift lever stopper are integrated. The pressing body is formed with a first limiting block and a second limiting block, the driving lever stop block is parallel to the moving direction of the push rod and perpendicular to the moving direction of the push rod, the driving lever stop block is vertically contacted with the first limiting block and connected with one end of the torsion spring, and the other end of the torsion spring is connected with the second limiting block.
Similarly, the first limiting block and the shifting lever stop block are positioned on one side of the positioning shaft, and the second limiting block is positioned on the other side of the positioning shaft.
The present invention has been described in detail with reference to the specific embodiments, but these should not be construed as limitations of the present invention. Numerous modifications and equivalent arrangements may be devised by those skilled in the art without departing from the principles of the present invention and these are considered to be within the scope of the present invention.
Claims (12)
1. An automatic locking structure of a switch is characterized by comprising:
a pressing body, the top of which is formed with a positioning shaft;
a push rod, one end of which is connected with the pressing body;
the switch body is internally provided with a cavity for the push rod to do reciprocating linear movement, and the top of the switch body is provided with a fixed locking piece;
the shifting rod is arranged on the positioning shaft and rotates in a single direction by taking the axis of the positioning shaft as a center, a movable locking piece matched with the fixed locking piece is formed at one end, facing the switch body, of the shifting rod, and the projections of the movable locking piece and the fixed locking piece on a plane perpendicular to the moving direction of the push rod are overlapped;
the torsional spring is sleeved on the positioning shaft, one end of the torsional spring is connected with the pressing body, and the other end of the torsional spring is connected with the shifting lever.
2. The automatic locking structure of claim 1, wherein a depressed area is formed on the top of the pressing body, and the torsion spring is located in the depressed area.
3. An automatic switch locking structure according to claim 2, wherein a bottom surface of the lever is flush with a top surface of the pressing body.
4. The automatic switch locking structure of claim 3, wherein the top of the torsion spring contacts the bottom surface of the toggle lever and the bottom of the torsion spring contacts the bottom surface of the recessed area.
5. The automatic switch locking structure according to claim 1, wherein the lever is formed with a first lever stopper and a second lever stopper, the pressing body is formed with a first stopper and a second stopper, the first lever stopper, the second lever stopper and the second stopper are parallel to a moving direction of the push rod, the first stopper is perpendicular to the moving direction of the push rod, the second lever stopper and the first stopper abut perpendicularly, one end of the torsion spring is connected to the second stopper, and the other end of the torsion spring is connected to the first lever stopper.
6. The automatic switch locking structure of claim 5, wherein the first stopper, the first lever stopper, and the second lever stopper are located on one side of the positioning shaft, and the second stopper is located on the other side of the positioning shaft.
7. An automatic locking mechanism for a switch according to claim 5, wherein a gap exists between said first toggle stop and said second toggle stop, and an end of said torsion spring connected to said first toggle stop extends through said gap.
8. The automatic switch locking structure according to claim 1, wherein the lever is formed with a lever stopper, the pressing body is formed with a first stopper and a second stopper, the lever stopper and the second stopper are parallel to a moving direction of the push rod, the first stopper is perpendicular to the moving direction of the push rod, the lever stopper is vertically contacted with the first stopper and is connected to one end of the torsion spring, and the other end of the torsion spring is connected to the second stopper.
9. The automatic switch locking structure of claim 8, wherein the first stopper and the lever stopper are located on one side of the positioning shaft, and the second stopper is located on the other side of the positioning shaft.
10. An automatic locking structure of switch according to claim 1, wherein said fixed locking member of said switch body is a locking hook, and said movable locking member of said lever is a catch.
11. An automatic switch locking structure as claimed in claim 1, wherein the fixed locking member of the switch body is a rack, and the movable locking member of the lever is a snap.
12. An automatic switch locking structure as claimed in claim 1, wherein the fixed locking member of the switch body is a lock catch, and the movable locking member of the lever is a positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021178747.3U CN212848136U (en) | 2020-06-23 | 2020-06-23 | Automatic locking structure of switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021178747.3U CN212848136U (en) | 2020-06-23 | 2020-06-23 | Automatic locking structure of switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212848136U true CN212848136U (en) | 2021-03-30 |
Family
ID=75176857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021178747.3U Active CN212848136U (en) | 2020-06-23 | 2020-06-23 | Automatic locking structure of switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212848136U (en) |
-
2020
- 2020-06-23 CN CN202021178747.3U patent/CN212848136U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 650, Qingda Road, Heqing Industrial Zone, Pudong New Area, Shanghai 201201 Patentee after: Marquardt Electronic Technology (Shanghai) Co.,Ltd. Country or region after: China Address before: No. 650, Qingda Road, Heqing Industrial Zone, Pudong New Area, Shanghai 201201 Patentee before: MARQUARDT SWITCHES (SHANGHAI) Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |