CN214152676U - Circuit protection device based on CPM module - Google Patents
Circuit protection device based on CPM module Download PDFInfo
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- CN214152676U CN214152676U CN202023219551.7U CN202023219551U CN214152676U CN 214152676 U CN214152676 U CN 214152676U CN 202023219551 U CN202023219551 U CN 202023219551U CN 214152676 U CN214152676 U CN 214152676U
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- fixedly connected
- bottom plate
- protection device
- cpm module
- circuit protection
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Abstract
The utility model discloses a circuit protection device based on CPM module belongs to CPM module technical field, circuit protection device based on CPM module includes the bottom plate, bottom plate upper end both sides fixedly connected with connecting axle, it is connected with the axle piece to rotate on the connecting axle, axle piece upper end fixedly connected with closing cap, the closing cap lateral wall bonds and has the cotton that absorbs water, bottom plate upper end outer wall fixedly connected with fixed block and connecting rod, fixed block lower extreme fixedly connected with extension spring, the extension spring end can be dismantled and be connected with the electric contact pole, ball is inhaled to electric contact pole lower extreme fixedly connected with magnetism. The utility model discloses can produce radial electromagnetic force when inductance coil is flowed through to well electric current, when circuit current is unusual too big, produced electromagnetic force carries out magnetic adsorption to magnetism ball, pulls dynamic contact pole and electric contact block disconnection through magnetism ball, and the circuit disconnection protects the CPM module this moment, is fit for being extensively promoted and used.
Description
Technical Field
The utility model relates to a CPM module technical field especially relates to a circuit protection device based on CPM module.
Background
The CPM module is in an English abbreviation form of the controller processing module, the controller processing module mainly receives externally transmitted electric signals and carries out internal conversion processing on the electric signals, and finally related signal instructions are sent out in the form of the electric signals.
At present, the CPM module has the following disadvantages in application: 1. the conventional CPM module is lack of related circuit protection measures, and a CPM module component can be instantly burnt when a circuit fails and large current flows; 2. the current switch part of the conventional CPM module lacks a related protection mechanism and is easy to fall ash or be affected with damp. Therefore, a circuit protection device based on the CPM module is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a circuit protection device based on CPM module can produce radial electromagnetic force when inductance coils is flowed through to the electric current, and when circuit current was unusual too big, produced electromagnetic force carries out magnetic adsorption to the ball of magnetism absorption, pulls electric contact pole and electric contact block disconnection through the ball of magnetism absorption, and the circuit disconnection protects the CPM module this moment, can effectively solve the problem in the background art.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of circuit protection device based on CPM module, comprising a base plate, bottom plate upper end both sides fixedly connected with connecting axle, it is connected with the axle piece to rotate on the connecting axle, axle piece upper end fixedly connected with closing cap, the closing cap lateral wall bonds and has the cotton that absorbs water, bottom plate upper end outer wall fixedly connected with fixed block and connecting rod, fixed block lower extreme fixedly connected with extension spring, the extension spring end can be dismantled and be connected with the electric contact pole, the ball is inhaled to electric contact pole lower extreme fixedly connected with magnetism, electric contact piece and wrapping post are installed to the bottom plate lateral wall, the wrapping post lateral wall round-trip has inductance coils, carry out electric connection through the electric wire between inductance coils and the electric contact piece.
Optionally, the outer wall of the upper end of the sealing cover is connected with a magnetic suction block A in an embedded manner, the outer wall of the lower end of the bottom plate is connected with a magnetic suction block B in an embedded manner, and the magnetic suction block A and the magnetic suction block B are magnetically connected with each other.
Optionally, the lower end of the connecting rod is fixedly connected with an H-shaped shaft, and a shaft sleeve is rotatably connected to the H-shaped shaft.
Optionally, the lower end of the shaft sleeve is fixedly connected with an electric contact rod.
Optionally, the electrical contact block is electrically connected to an electrical contact rod.
The utility model has the advantages as follows:
1. the utility model discloses it is practical, convenient operation and excellent in use effect, through the electrical contact switch-on circuit with on electric contact pole and the inductance coils, the electric current passes through electric contact pole and flows into the electric contact piece, in the inductance coils in the electric wire inflow wrapping post outside again, according to the electromagnetic induction principle, radial electromagnetic force can be produced when the inductance coils is flowed through to the electric current, when circuit current is unusual too big, produced electromagnetic force carries out magnetic adsorption to the magnetism ball of inhaling, draw electric contact pole and electric contact piece disconnection through the magnetism ball of inhaling, the circuit disconnection protects the CPM module this moment, the problem that CPM module lacks relevant circuit protection measure in the past has been solved, can burn CPM module component in the twinkling of an eye when the circuit breaks down and large-amplitude electric current appears.
2. The utility model discloses in, through having the closing cap with increasing, magnetism on the closing cap is inhaled piece A and the bottom plate magnetism and is inhaled piece B and carry out magnetism and be connected, and the closing cap forms the enclosure space with the bottom plate, and the closing cap protects installation switching mechanism on the bottom plate, and the cotton that absorbs water that the closing cap edge bonded prevents that external steam from getting into through the gap inside, avoids weing damage electrical apparatus, has solved the current switch part of CPM module in the past and has lacked relevant protection mechanism, the easy ash that falls or the problem of weing.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic diagram of an overall structure of a CPM module-based circuit protection device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a point a of a circuit protection device based on a CPM module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a position B of a CPM module-based circuit protection device according to an embodiment of the present invention;
in the figure: 1. a base plate; 2. a connecting shaft; 3. a shaft block; 4. sealing the cover; 5. absorbent cotton; 6. a magnetic block A; 7. a magnetic block B; 8. a fixed block; 9. an extension spring; 10. an electrical contact block; 11. an electrical contact bar; 12. A winding post; 13. an inductor coil; 14. a connecting rod; 15. an H-shaped shaft; 16. a shaft sleeve; 17. and (4) magnetically attracting the ball.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in 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.
A circuit protection device based on a CPM module according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
As shown in fig. 1-3, a circuit protection device based on CPM module, includes bottom plate 1, 1 upper end both sides fixedly connected with connecting axle 2 of bottom plate, it is connected with axle piece 3 to rotate on the connecting axle 2, 3 upper ends fixedly connected with closing cap 4 of axle piece, the cotton 5 that absorbs water has been bonded to the 4 lateral walls of closing cap, 1 upper end outer wall fixedly connected with fixed block 8 and connecting rod 14 of bottom plate, 8 lower extreme fixedly connected with extension spring 9 of fixed block, the terminal detachable electric contact pole 11 that is connected with of extension spring 9, ball 17 is inhaled to 11 lower extreme fixedly connected with magnetism of electric contact pole, electric contact piece 10 and wrapping post 12 are installed to 1 lateral wall of bottom plate, 12 lateral wall wraparound has inductance coils 13, carry out electric connection through the electric wire between inductance coils 13 and the electric contact piece 10.
In this embodiment, as shown in fig. 1-3, by connecting the electrical contacts on the electrical contact rod 11 and the inductive coil 13 to a circuit, a current flows into the electrical contact block 10 through the electrical contact rod 11, and then flows into the inductive coil 13 outside the winding post 12 through an electric wire, according to the electromagnetic induction principle, a radial electromagnetic force is generated when the current flows through the inductive coil 13, when the current of the circuit is abnormally excessive, the generated electromagnetic force magnetically adsorbs the magnetic attraction ball 17, the electrical contact rod 11 is pulled to be disconnected from the electrical contact block 10 through the magnetic attraction ball 17, and at this time, the circuit is disconnected to protect the CPM module, thereby solving the problems that the CPM module lacks related circuit protection measures in the past, and the module components are instantly burned when the circuit fails and a large current occurs; there is closing cap 4 through increasing, magnetism on closing cap 4 is inhaled piece A6 and the bottom plate 1 of magnetism and is inhaled piece B7 and carry out magnetism and be connected, closing cap 4 forms the enclosure space with bottom plate 1, closing cap 4 protects the switch mechanism of installation on the bottom plate 1, 4 marginal bonding of closing cap absorb water cotton 5 prevent that external steam from getting into through the gap inside, avoid weing the damage electrical apparatus, the current switch part of having solved the CPM module in the past lacks relevant protection machanism, the easy ash that falls or the problem that wets.
The outer wall of the upper end of the sealing cover 4 is connected with a magnetic suction block A6 in an embedded mode, the outer wall of the lower end of the bottom plate 1 is connected with a magnetic suction block B7 in an embedded mode, and the magnetic suction block A6 is magnetically connected with the magnetic suction block B7.
In this embodiment, as shown in fig. 1, the magnetic block a6 on the cover 4 is magnetically connected to the magnetic block B7 on the base plate 1 to form a closed space.
The lower end of the connecting rod 14 is fixedly connected with an H-shaped shaft 15, and a shaft sleeve 16 is rotatably connected to the H-shaped shaft 15.
In this embodiment, as shown in fig. 3, a sleeve 16 is rotatably connected to the H-shaped shaft 15, and the sleeve 16 drives the electrical contact rod 11 to rotate.
Wherein, the lower end of the shaft sleeve 16 is fixedly connected with an electric contact rod 11.
In this embodiment, as shown in fig. 2, the bushing 15 drives the electrical contact rod 11 to move.
Wherein, the electrical contact block 10 is electrically connected with an electrical contact rod 11.
In this embodiment, as shown in fig. 2, the electrical contact rod 11 contacts the electrical contact block 10 to complete electrical connection and complete the electrical circuit.
It should be noted that, the utility model relates to a circuit protection device based on CPM module, in operation, the staff is with the electric contact switch-on circuit on electric contact bar 11 and the inductance coils 13, the electric current flows into electric contact block 10 through electric contact bar 11, in the inductance coils 13 outside the post 12 flows into through the electric wire again, according to the electromagnetic induction principle, radial electromagnetic force can be produced when the electric current flows through inductance coils 13, when circuit current is unusual too big, produced electromagnetic force carries out magnetic adsorption to magnetism ball 17, draw electric contact bar 11 and electric contact block 10 disconnection through magnetism ball 17, circuit disconnection protects the CPM module this moment, the problem that the CPM module lacks relevant circuit protection measures in the past has been solved, can burn CPM module subassembly in the twinkling of an eye when the circuit breaks down and large-amplitude current appears; there is closing cap 4 through increasing, magnetism on closing cap 4 is inhaled piece A6 and the bottom plate 1 of magnetism and is inhaled piece B7 and carry out magnetism and be connected, closing cap 4 forms the enclosure space with bottom plate 1, closing cap 4 protects the switch mechanism of installation on the bottom plate 1, 4 marginal bonding of closing cap absorb water cotton 5 prevent that external steam from getting into through the gap inside, avoid weing the damage electrical apparatus, the current switch part of having solved the CPM module in the past lacks relevant protection machanism, the easy ash that falls or the problem that wets.
The utility model discloses a bottom plate 1; a connecting shaft 2; a shaft block 3; a cover 4; absorbent cotton 5; magnetic suction block A6; a magnetic attraction block B7; a fixed block 8; an extension spring 9; an electrical contact block 10; an electrical contact rod 11; a winding post 12; an inductor coil 13; a connecting rod 14; an H-shaped shaft 15; a sleeve 16; the magnetic suction ball 17 components are all universal standard components or components known to those skilled in the art, and the structure and principle of the magnetic suction ball are known to those skilled in the art through technical manuals or through routine experiments.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a circuit protection device based on CPM module, includes bottom plate (1), its characterized in that, bottom plate (1) upper end both sides fixedly connected with connecting axle (2), rotate on connecting axle (2) and be connected with axle piece (3), axle piece (3) upper end fixedly connected with closing cap (4), closing cap (4) lateral wall bonds and has the cotton (5) that absorbs water, bottom plate (1) upper end outer wall fixedly connected with fixed block (8) and connecting rod (14), fixed block (8) lower extreme fixedly connected with extension spring (9), extension spring (9) end detachably connects with electric contact rod (11), electric contact rod (11) lower extreme fixedly connected with magnetism inhales ball (17), electric contact block (10) and wrapping post (12) are installed to bottom plate (1) lateral wall, the outer lateral wall of wrapping post (12) is around being connected with inductance coils (13), the inductance coil (13) is electrically connected with the electric contact block (10) through an electric wire.
2. The CPM module-based circuit protection device of claim 1, wherein the outer wall of the upper end of the cover (4) is connected with a magnetic attraction block A (6) in an embedded manner, the outer wall of the lower end of the base plate (1) is connected with a magnetic attraction block B (7) in an embedded manner, and the magnetic attraction block A (6) is magnetically connected with the magnetic attraction block B (7).
3. The CPM module-based circuit protection device of claim 1, wherein the lower end of the connecting rod (14) is fixedly connected with an H-shaped shaft (15), and a shaft sleeve (16) is rotatably connected on the H-shaped shaft (15).
4. A CPM module-based circuit protection device according to claim 3, characterized in that an electrical contact bar (11) is fixedly connected to the lower end of the bushing (16).
5. A CPM module-based circuit protection device according to claim 1, characterized in that an electrical contact bar (11) is electrically connected to the electrical contact block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023219551.7U CN214152676U (en) | 2020-12-28 | 2020-12-28 | Circuit protection device based on CPM module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023219551.7U CN214152676U (en) | 2020-12-28 | 2020-12-28 | Circuit protection device based on CPM module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214152676U true CN214152676U (en) | 2021-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023219551.7U Active CN214152676U (en) | 2020-12-28 | 2020-12-28 | Circuit protection device based on CPM module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214152676U (en) |
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2020
- 2020-12-28 CN CN202023219551.7U patent/CN214152676U/en active Active
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