CN211556843U - Power-off reset device - Google Patents
Power-off reset device Download PDFInfo
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- CN211556843U CN211556843U CN201922461253.XU CN201922461253U CN211556843U CN 211556843 U CN211556843 U CN 211556843U CN 201922461253 U CN201922461253 U CN 201922461253U CN 211556843 U CN211556843 U CN 211556843U
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- clamping plate
- reset device
- cover
- mounting groove
- power
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Abstract
The utility model discloses a power-off reset device, which comprises a shell, wherein the shell comprises a bottom cover and a top cover assembled at the top of the bottom cover; the top of the bottom cover is provided with a bottom mounting groove, and the bottom of the top cover is provided with a top mounting groove matched with the bottom mounting groove; the front and rear groove walls of the bottom mounting groove are fixedly connected with a plurality of bottom clamping plate pieces, and the bottom clamping plate pieces are provided with bayonets; the front and rear groove walls of the top mounting groove are fixedly connected with a plurality of top clamping plate pieces matched with the bottom clamping plate pieces, and the top clamping plate pieces are provided with bayonets; the front and back groove walls of the bottom cover are fixedly connected with connecting pieces which are fixedly installed through connecting piece shells. The module circuit board that uses of power-off reset device is effectively realized through the design of above-mentioned device part to a mode that comparatively stabilizes is installed in the casing, consequently, above-mentioned power-off reset device uses still work that can be stable in noise, the big workshop of vibration, has avoided the emergence of production accident.
Description
Technical Field
The utility model relates to a power-off reset device field especially relates to a power-off reset device.
Background
With the development of industrial automation, more and more factories adopt automation control, people require an actuating mechanism to play an interface role between a control system and the mechanical motion of a valve, and an electric actuator is produced at the same time. Certain special valves require emergency opening or closing in special situations, and valve actuators can prevent further spread of the hazard while minimizing plant losses. In some high-pressure large-caliber valves, the output torque of an actuating mechanism is very large, and under the condition that an external power supply is accidentally disconnected, if the actuating mechanism cannot perform corresponding reset action, equipment is damaged, and huge economic loss can be caused. It becomes especially important to design a power-off reset system in an electric actuator.
The power-off reset device is a control component frequently used in a power-off reset system, and a main framework of the power-off reset device comprises a shell and a module circuit board component installed in the shell.
However, when the power-off reset device disclosed in the prior art is applied to a large equipment workshop with large noise and large vibration, the module circuit board component installed in the shell is easy to loosen due to the large vibration of the workshop, and then normal work is affected. The concrete reasons are that: the power-off reset device disclosed by the prior art is simple in structure, and the module circuit board components cannot be effectively and stably installed in the shell.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a power-off reset device is provided.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
a power failure reset device comprises a shell, a power failure reset device and a power failure reset device, wherein the shell comprises a bottom cover and a top cover assembled on the top of the bottom cover;
the top of the bottom cover is provided with a bottom mounting groove, and the bottom of the top cover is provided with a top mounting groove matched with the bottom mounting groove;
the front and rear groove walls of the bottom mounting groove are fixedly connected with a plurality of bottom clamping plate pieces, and the bottom clamping plate pieces are provided with bayonets;
the front and rear groove walls of the top mounting groove are fixedly connected with a plurality of top clamping plate pieces matched with the bottom clamping plate pieces, and the top clamping plate pieces are provided with bayonets;
and the front and rear groove walls of the bottom cover are fixedly connected with connecting pieces, and the shell is fixedly installed through the connecting pieces.
Preferably, the connecting pieces are positioned on the front and rear groove walls of the bottom cover and are symmetrically arranged in front and rear.
Preferably, the connecting pieces each comprise a sawtooth plate, and a plurality of sawtooth protrusions are arranged on the sawtooth plate;
and an installation limiting opening is formed between every two adjacent sawtooth protrusions.
Preferably, the bayonets on a plurality of the top bayonet plates face each other;
the bayonets on the plurality of bottom snap-gauge pieces face each other;
the projections of the top clamping plate piece and the bottom clamping plate piece on the bottom mounting groove are overlapped.
Preferably, the bottom cover and the bottom cover are fixedly connected through a connecting structure.
Preferably, the connecting structure comprises clamping grooves respectively formed in the left side and the right side of the top of the bottom cover;
the left side and the right side of the bottom of the top cover are fixedly connected with clamping blocks clamped with the clamping grooves;
the fixture block is provided with threaded holes facing forwards and backwards;
bolts corresponding to the threaded holes are respectively in threaded connection with the front side wall and the rear side wall of the bottom cover;
the bolt penetrates through the bottom cover, and the bolt is in threaded connection with the threaded hole.
Preferably, the connecting structure further comprises screw grooves respectively formed in the side edges of the clamping grooves;
the left side and the right side of the top cover are distributed with downward screw threads and are connected with fastening bolts;
the fastening bolt is in threaded connection with the screw groove.
Compared with the prior art, the utility model has the following advantages:
the utility model discloses a power-off reset device, which comprises a shell, wherein the shell comprises a bottom cover and a top cover assembled at the top of the bottom cover; the top of the bottom cover is provided with a bottom mounting groove, and the bottom of the top cover is provided with a top mounting groove matched with the bottom mounting groove; the front and rear groove walls of the bottom mounting groove are fixedly connected with a plurality of bottom clamping plate pieces, and the bottom clamping plate pieces are provided with bayonets; the front and rear groove walls of the top mounting groove are fixedly connected with a plurality of top clamping plate pieces matched with the bottom clamping plate pieces, and the top clamping plate pieces are provided with bayonets; and the front and rear groove walls of the bottom cover are fixedly connected with connecting pieces, and the shell is fixedly installed through the connecting pieces. The module circuit board that uses of power-off reset device is effectively realized through the design of above-mentioned device part to a mode that comparatively stabilizes is installed in the casing, consequently, above-mentioned power-off reset device uses still work that can be stable in noise, the big workshop of vibration, has avoided the emergence of production accident.
Drawings
Fig. 1 is a schematic view of a dispersed structure of a housing according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another view angle in fig. 1 according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a housing in an embodiment of the present invention;
fig. 4 is a schematic plan view of the bottom cover in the embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1 to 4, a power-off reset device includes a housing including a bottom cover 1, and a top cover 2 mounted on top of the bottom cover 1. The module circuit board that outage resetting means used is installed in the casing, specifically, bottom mounting groove 11 has been seted up at the top of bottom 1, top mounting groove 21 with bottom mounting groove 11 complex has been seted up to the bottom of top cap 2.
And the top cover 2 is arranged on the bottom cover 1, and the module circuit board is arranged in a mounting gap formed by the matching of the bottom mounting groove 11 and the top mounting groove 21, so that the power-off reset device is mounted. Specifically, based on the geometric shape of the module circuit board, the front and rear groove walls of the bottom mounting groove 11 are fixedly connected with a plurality of bottom clamping plate pieces 111, and the bottom clamping plate pieces 111 are both provided with bayonets; the module circuit board is clamped into the clamping opening on the bottom clamping plate piece 111 to fix the module circuit board, and the bottom clamping plate pieces 111 are a plurality of clamping parts, so that the module circuit board can be stably installed.
Meanwhile, a plurality of top clamping plate pieces 211 matched with the bottom clamping plate pieces 111 are fixedly connected to the front and rear groove walls of the top mounting groove 21, and bayonets (the bottom clamping plate pieces 111 are used for mounting another circuit board) are formed in the top clamping plate pieces 211.
The bayonets on the plurality of top bayonets pieces 211 face each other; the bayonets on a plurality of the bottom bayonets 111 face each other. Meanwhile, the top cardboard piece 211 coincides with the projection of the bottom cardboard piece 111 on the bottom mounting groove 11.
The module circuit board is installed in the shell in a stable installation mode through the mode.
The front and rear groove walls of the bottom cover 1 are fixedly connected with connecting pieces, and the shell is fixedly installed through the connecting pieces. Specifically, the connecting pieces are arranged on the front and rear groove walls of the bottom cover 1 in a front and rear symmetrical mode. The connecting pieces comprise sawtooth plates 3, and a plurality of sawtooth protrusions are arranged on the sawtooth plates 3; and an installation limiting opening 31 is formed between every two adjacent sawtooth protrusions.
According to the prior art, the mounting bolt penetrates through the mounting limit opening 31, the mounting bolt is fastened to the equipment, the threaded head of the mounting bolt extrudes the mounting limit opening 31, and meanwhile, the threaded head of the mounting bolt is limited on the mounting limit opening 31.
The bottom cover 1 is fixedly connected with the bottom cover 1 through a connecting structure. The connecting structure comprises clamping grooves 12 which are respectively arranged at the left side and the right side of the top of the bottom cover 1; correspondingly, the left side and the right side of the bottom of the top cover 2 are fixedly connected with clamping blocks 22 of the clamping groove 12; meanwhile, the fixture block 22 is provided with a threaded hole 221 facing forwards and backwards; the front side wall and the rear side wall of the bottom cover 1 are respectively in threaded connection with bolts 14 corresponding to the threaded holes 221; bolts 14 penetrate through the bottom cover 1, and the bolts 14 are screwed in the threaded holes 221.
After the top cover 2 and the bottom cover 1 are clamped, the clamping block 22 is clamped into the clamping groove 12, and the bolt 14 is screwed to the threaded hole 221 of the bolt 14 screwed on the clamping block 22 to fasten the top cover 2 and the bottom cover 1.
Meanwhile, the connecting structure also comprises screw grooves which are respectively arranged at the side edges of the clamping grooves 12; the left and right sides of the top cover 2 are distributed with downward screw threads and are connected with fastening bolts 23; the fastening bolt 23 is screwed into the screw groove 13 (the groove wall of the screw groove 13 is provided with an internal thread adapted to the fastening bolt 23).
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The power failure reset device is characterized by comprising a shell, a power failure reset device and a power failure reset device, wherein the shell comprises a bottom cover and a top cover assembled at the top of the bottom cover;
the top of the bottom cover is provided with a bottom mounting groove, and the bottom of the top cover is provided with a top mounting groove matched with the bottom mounting groove;
the front and rear groove walls of the bottom mounting groove are fixedly connected with a plurality of bottom clamping plate pieces, and the bottom clamping plate pieces are provided with bayonets;
the front and rear groove walls of the top mounting groove are fixedly connected with a plurality of top clamping plate pieces matched with the bottom clamping plate pieces, and the top clamping plate pieces are provided with bayonets;
and the front and rear groove walls of the bottom cover are fixedly connected with connecting pieces, and the shell is fixedly installed through the connecting pieces.
2. A power-off reset device as defined in claim 1 wherein the connecting members are symmetrically disposed on the front and rear walls of the bottom cover.
3. The power-off reset device of claim 2, wherein the connecting pieces each comprise a serrated plate having a plurality of serrated protrusions thereon;
and an installation limiting opening is formed between every two adjacent sawtooth protrusions.
4. A power-off reset device as recited in claim 3 wherein the notches of a plurality of said top card segments face each other;
the bayonets on the plurality of bottom snap-gauge pieces face each other;
the projections of the top clamping plate piece and the bottom clamping plate piece on the bottom mounting groove are overlapped.
5. A power-off reset device as recited in claim 4 wherein the bottom cover is fixedly connected to the bottom cover by a connecting structure.
6. The power-off reset device as claimed in claim 5, wherein the connecting structure comprises a slot respectively formed on the left and right sides of the top of the bottom cover;
the left side and the right side of the bottom of the top cover are fixedly connected with clamping blocks clamped with the clamping grooves;
the fixture block is provided with threaded holes facing forwards and backwards;
bolts corresponding to the threaded holes are respectively in threaded connection with the front side wall and the rear side wall of the bottom cover;
the bolt penetrates through the bottom cover, and the bolt is in threaded connection with the threaded hole.
7. The power-off reset device according to claim 6, wherein the connecting structure further comprises screw grooves respectively formed at the sides of the clamping grooves;
the left side and the right side of the top cover are distributed with downward screw threads and are connected with fastening bolts;
the fastening bolt is in threaded connection with the screw groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922461253.XU CN211556843U (en) | 2019-12-31 | 2019-12-31 | Power-off reset device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922461253.XU CN211556843U (en) | 2019-12-31 | 2019-12-31 | Power-off reset device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211556843U true CN211556843U (en) | 2020-09-22 |
Family
ID=72512238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922461253.XU Active CN211556843U (en) | 2019-12-31 | 2019-12-31 | Power-off reset device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211556843U (en) |
-
2019
- 2019-12-31 CN CN201922461253.XU patent/CN211556843U/en active Active
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| GR01 | Patent grant | ||
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