CN213277964U - Short-circuit prevention structure of household appliance - Google Patents
Short-circuit prevention structure of household appliance Download PDFInfo
- Publication number
- CN213277964U CN213277964U CN202022489482.5U CN202022489482U CN213277964U CN 213277964 U CN213277964 U CN 213277964U CN 202022489482 U CN202022489482 U CN 202022489482U CN 213277964 U CN213277964 U CN 213277964U
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- China
- Prior art keywords
- flame
- retardant shell
- front surface
- retardant
- circuit prevention
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- Expired - Fee Related
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- 230000002265 prevention Effects 0.000 title claims abstract description 11
- 239000003063 flame retardant Substances 0.000 claims abstract description 50
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 47
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a short circuit prevention structure of household appliances, which comprises a flame-retardant shell and a stabilizing mechanism, wherein the upper part of the front surface of the flame-retardant shell is provided with an indication window, and one side of the front surface of the flame-retardant shell, which is positioned at the indication window, is provided with a leakage test button; an operating handle is arranged on the lower portion of the front surface of the flame-retardant shell, and an electric leakage indicating button is arranged on one side, located on the operating handle, of the lower portion of the front surface of the flame-retardant shell; the stabilizing mechanism comprises a fixing frame, an extending block, a fixing block, a return spring and a supporting plate, wherein the extending block is fixed on the upper part of the rear surface of the flame-retardant shell; the utility model has the advantages that: by the designed stabilizing mechanism, the time consumed for mounting, dismounting and replacing the flame-retardant shell and the fixing frame is reduced, and the efficiency of mounting, dismounting and replacing the flame-retardant shell and the fixing frame is improved; the abutting plate is of a right-angled trapezoid structure, and the top of the abutting plate is an inclined edge, so that the extending block can be better inserted along the trapezoid abutting plate when being inserted.
Description
Technical Field
The utility model belongs to the technical field of prevent the short circuit, concretely relates to household electrical appliances prevent short circuit structure.
Background
The use safety of the household appliance is ensured by applying the leakage protection device. This is proven by the practice in low voltage distribution networks at home and abroad.
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances. The breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like; moreover, parts are not required to be changed after the fault current is disconnected; at present, it has been widely used.
The short-circuit prevention structure of the existing household appliance has the following defects when in use:
the fire-retardant shell collocation slide rail is installed to and dismantle and overhaul the change, increased the installation and dismantle consuming time of changing, reduced the installation and dismantle the efficiency of changing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a household electrical appliances prevent short circuit structure to the fire-retardant shell collocation slide rail that proposes in solving above-mentioned background art is installed, and dismantles to overhaul and changes, has increased the installation and has dismantled consuming time of changing, has reduced the installation and has dismantled the efficiency problem of changing.
In order to achieve the above object, the utility model provides a following technical scheme: an indication window is arranged on the upper portion of the front surface of the flame-retardant shell, and an electric leakage test button is arranged on one side, located on the indication window, of the front surface of the flame-retardant shell; an operating handle is arranged on the lower portion of the front surface of the flame-retardant shell, and an electric leakage indicating button is arranged on one side, located on the operating handle, of the lower portion of the front surface of the flame-retardant shell; the stabilizing mechanism comprises a fixing frame, an extending block, a fixing block, a reset spring and a supporting plate, wherein the extending block is fixed on the upper portion of the rear surface of the flame-retardant shell, the fixing frame is provided with the fixing block for inserting the extending block, the inner side face of the fixing block is provided with the reset spring which is symmetrically distributed, the end portion of the reset spring is fixed with the supporting plate, and the supporting plate can be abutted against the extending block.
Preferably, the fixed block is of a mouth-shaped structure, and the extending block is of an L-shaped structure.
Preferably, the abutting plate is of a right-angle trapezoidal structure, and the top of the abutting plate is an inclined edge.
Preferably, the fixing frame is of a cuboid structure, and the surface of the fixing frame is provided with symmetrically distributed bolt holes.
Preferably, the front surface of the flame retardant housing is further provided with a terminal and a fastening screw.
Compared with the prior art, the beneficial effects of the utility model are that:
by the designed stabilizing mechanism, the time consumed for mounting, dismounting and replacing the flame-retardant shell and the fixing frame is reduced, and the efficiency of mounting, dismounting and replacing the flame-retardant shell and the fixing frame is improved; the abutting plate is of a right-angled trapezoid structure, and the top of the abutting plate is an inclined edge, so that the extending block can be better inserted along the trapezoid abutting plate when being inserted.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is an enlarged schematic structural view of the region a in fig. 2 according to the present invention;
in the figure: 1. a flame retardant housing; 2. a fixed mount; 3. a leakage test button; 4. a leakage indication button; 5. an operating handle; 6. an indication window; 7. a protruding block; 8. a fixed block; 9. a return spring; 10. a resisting plate; 11. a wiring terminal; 12. and (5) fastening the screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: an indication window 6 is arranged at the upper part of the front surface of the flame-retardant shell 1, and an electric leakage test button 3 is arranged on one side, located at the indication window 6, of the front surface of the flame-retardant shell 1; an operating handle 5 is arranged on the lower part of the front surface of the flame-retardant shell 1, and an electric leakage indicating button 4 is arranged on one side, located on the operating handle 5, of the lower part of the front surface of the flame-retardant shell 1; the stabilizing mechanism comprises a fixed frame 2, an extension block 7, a fixed block 8, a return spring 9 and a resisting plate 10, wherein the extension block 7 is fixed on the upper part of the rear surface of the flame-retardant shell 1, the fixed block 8 for inserting the extension block 7 is arranged on the fixed frame 2, the inner side surface of the fixed block 8 is provided with symmetrically distributed return springs 9, the end parts of the return springs 9 are fixed with supporting plates 10, the supporting plate 10 can be abutted against the extending block 7, the fixing frame 2 is fastened on the wall surface, the flame-retardant shell 1 is taken up, the extending block 7 on the upper portion of the rear surface of the flame-retardant shell 1 is inserted along the fixing block 8 on the fixing frame 2, the extending block 7 applies pressure to the supporting plate 10 when inserted, the supporting plate 10 compresses the return spring 9 after being compressed, the return spring 9 has a return effect after being compressed, the return spring 9 after being reset drives the supporting plate 10 to clamp the extending block 7, and the flame-retardant shell 1 and the fixing frame 2 are quickly installed; when the flame-retardant shell 1 needs to be disassembled, overhauled and replaced, the flame-retardant shell 1 can be pulled up, the extending block 7 on the flame-retardant shell 1 presses the abutting plate 10, and the abutting plate 10 compresses the return spring 9 after being pressed, so that the flame-retardant shell 1 is taken down quickly, the time consumed for installing, disassembling and replacing the flame-retardant shell 1 and the fixing frame 2 is reduced, and the efficiency for installing, disassembling and replacing the flame-retardant shell 1 and the fixing frame 2 is improved.
In this embodiment, preferably, the fixing block 8 is of a "mouth" type structure, and the extending block 7 is of an "L" type structure, so that the extending block 7 and the fixing block 8 can be matched conveniently.
In this embodiment, preferably, the abutting plate 10 is a right trapezoid structure, and the top of the abutting plate 10 is an inclined edge, so that the protruding block 7 can be better inserted along the trapezoid abutting plate 10 when being inserted.
In this embodiment, preferably, the fixing frame 2 is a cuboid structure, and the surface of the fixing frame 2 is provided with symmetrically distributed bolt holes, so that bolts can pass through the bolt holes conveniently, and the fixing frame 2 is mounted on the wall surface.
In this embodiment, preferably, the front surface of the flame-retardant housing 1 is further provided with a wiring terminal 11 and a fastening screw 12, and the household appliance can be inserted into the wiring terminal 11 by using a wire and is stabilized by the fastening screw 12, so that the short-circuit prevention effect of the household appliance is improved.
The utility model discloses a theory of operation and use flow: the bolt penetrates through the bolt hole, the fixing frame 2 is installed on the wall surface, the flame-retardant shell 1 is taken up, the L-shaped extending block 7 on the upper portion of the rear surface of the flame-retardant shell 1 is inserted along the mouth-shaped fixing block 8 on the fixing frame 2, the extending block 7 applies pressure to the abutting plate 10 when inserted, the abutting plate 10 compresses the return spring 9 after being compressed, the return spring 9 has a return effect after being compressed, the return spring 9 after being reset drives the abutting plate 10 to clamp the extending block 7, and the flame-retardant shell 1 and the fixing frame 2 are quickly installed; when the flame-retardant shell 1 needs to be disassembled, overhauled and replaced, the flame-retardant shell 1 can be pulled up, the extending block 7 on the flame-retardant shell 1 presses the abutting plate 10, and the abutting plate 10 compresses the return spring 9 after being pressed, so that the flame-retardant shell 1 is taken down quickly, the time consumed for installing, disassembling and replacing the flame-retardant shell 1 and the fixing frame 2 is reduced, and the efficiency for installing, disassembling and replacing the flame-retardant shell 1 and the fixing frame 2 is improved.
The household appliance can use the lead to be inserted into the wiring terminal 11 and is stable through the fastening screw 12, and the short circuit prevention effect of the household appliance is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The short circuit prevention structure of the household appliance comprises a flame-retardant shell (1) and a stabilizing mechanism, wherein an indication window (6) is arranged on the upper part of the front surface of the flame-retardant shell (1), and a leakage test button (3) is arranged on one side, located on the indication window (6), of the front surface of the flame-retardant shell (1); an operating handle (5) is arranged on the lower portion of the front surface of the flame-retardant shell (1), and an electric leakage indicating button (4) is arranged on one side, located on the operating handle (5), of the lower portion of the front surface of the flame-retardant shell (1); the method is characterized in that: firm mechanism includes mount (2), stretches out piece (7), fixed block (8), reset spring (9) and supports board (10), stretch out piece (7) and be fixed in the rear surface upper portion of fire-retardant shell (1), be provided with on mount (2) and supply to stretch out piece (7) male fixed block (8), the medial surface of this fixed block (8) is provided with symmetric distribution's reset spring (9), and the end fixing of this reset spring (9) has to support board (10), and supports board (10) and can offset with stretching out piece (7).
2. The short circuit prevention structure of a home appliance according to claim 1, wherein: the fixed block (8) is of a mouth-shaped structure, and the extending block (7) is of an L-shaped structure.
3. The short circuit prevention structure of a home appliance according to claim 1, wherein: the resisting plate (10) is of a right-angle trapezoidal structure, and the top of the resisting plate (10) is an inclined edge.
4. The short circuit prevention structure of a home appliance according to claim 1, wherein: the fixing frame (2) is of a cuboid structure, and bolt holes which are symmetrically distributed are formed in the surface of the fixing frame (2).
5. The short circuit prevention structure of a home appliance according to claim 1, wherein: the front surface of the flame-retardant shell (1) is also provided with a wiring terminal (11) and a fastening screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489482.5U CN213277964U (en) | 2020-11-02 | 2020-11-02 | Short-circuit prevention structure of household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489482.5U CN213277964U (en) | 2020-11-02 | 2020-11-02 | Short-circuit prevention structure of household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213277964U true CN213277964U (en) | 2021-05-25 |
Family
ID=75952071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022489482.5U Expired - Fee Related CN213277964U (en) | 2020-11-02 | 2020-11-02 | Short-circuit prevention structure of household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213277964U (en) |
-
2020
- 2020-11-02 CN CN202022489482.5U patent/CN213277964U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |