CN216646633U - Power test receiving device for household electrical appliance equipment power supply - Google Patents
Power test receiving device for household electrical appliance equipment power supply Download PDFInfo
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- CN216646633U CN216646633U CN202122772076.4U CN202122772076U CN216646633U CN 216646633 U CN216646633 U CN 216646633U CN 202122772076 U CN202122772076 U CN 202122772076U CN 216646633 U CN216646633 U CN 216646633U
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Abstract
The utility model discloses a power test receiving device for a household appliance power supply, which comprises a device main body, wherein a sealing baffle is movably arranged in front of the device main body, air holes are formed in the front surface of the device main body, telescopic rods are arranged at four end angles of the surface of the sealing baffle facing the device main body, one end of each telescopic rod is movably inserted into the device main body, a limiting piece is arranged at the end part of each telescopic rod inserted into the device main body, an electromagnetic ring is embedded on the surface of each limiting piece, which is in contact with the corresponding telescopic rod, and a tension spring is arranged between the other side of each telescopic rod and the inner wall of the device main body. The air permeability of the device can be controlled by arranging the telescopic rod, the sealing baffle, the air holes, the air permeable block, the permanent magnet, the electromagnetic ring and the air permeable groove, so that the normal heat dissipation of the device is ensured during working, the device keeps sealed when not in use, and the damage to internal elements of the device caused by dust entering the device is avoided.
Description
Technical Field
The utility model relates to the technical field of power supply power testing devices, in particular to a power supply power testing receiving device for household electrical appliance equipment.
Background
With the rapid development of social economy, digital televisions are also called digital televisions or digital televisions, and refer to television types in which all links from a studio to transmission, transmission and reception use digital television signals or all signal propagation of the system is carried out through binary digital streams formed by 0 and 1 digital strings.
However, the heat dissipation holes in the casing of the conventional power supply power testing device are open, so that dust in the air easily enters the device through the heat dissipation holes, and internal elements of the device are damaged; therefore, the existing requirements are not met, and a power test receiving device for a power supply of household electrical appliance equipment is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a power supply power test receiving device for household electrical equipment, which aims to solve the problems that heat dissipation holes in a shell of the conventional power supply power test device in the background technology are open, dust in the air easily enters the device through the heat dissipation holes, and internal elements of the device are damaged.
In order to achieve the purpose, the utility model provides the following technical scheme: a power test receiving device for household electrical appliance comprises a device main body, a sealing baffle plate is movably arranged in front of the device main body, the front surface of the device main body is provided with air holes, the four end angles of the surface of the sealing baffle plate facing the device main body are respectively provided with a telescopic rod, one end of the telescopic rod is movably inserted in the device main body, the end part of the telescopic rod inserted in the device main body is provided with a limiting sheet, an electromagnetic ring is embedded on the surface of the limiting sheet, which is contacted with the telescopic rod, a tension spring is arranged between the other side of the telescopic rod and the inner wall of the device main body, four electromagnetic rings are arranged in the device main body and are magnetically connected with the permanent magnet, a ventilation block is arranged in the middle of the four telescopic rods, one end of the air permeable block penetrates through the air permeable holes and extends to the inside of the device main body, and air permeable grooves are formed in the periphery of the air permeable block.
Preferably, the surface of the sealing baffle facing the device body is provided with a sealing strip, and the sealing strip is connected to the surface of the sealing baffle through an adhesive.
Preferably, the middle of the ventilation groove is provided with a dustproof sheet, and a gap between the dustproof sheet and the ventilation block is filled with sealant.
Preferably, the inner shape size of the air hole is consistent with the outer shape size of the air permeable block, and the air permeable block is in sliding connection with the air hole.
Preferably, the end part of the telescopic rod, which is positioned inside the device main body, is attached to the surface of the limiting sheet, and the telescopic rod and the limiting sheet are integrally formed by injection molding.
Preferably, the effective stroke of the telescopic rod is smaller than the whole length size of the air permeable block, and the telescopic rod is connected with the device main body in a sliding mode.
Compared with the prior art, the utility model has the beneficial effects that:
1. the four electromagnetic rings are synchronously electrified after the power supply is switched on, at the moment, the electromagnetic rings can generate extremely strong magnetism, the electromagnetic rings generate attraction force to the corresponding permanent magnets, so that the permanent magnets move towards the electromagnetic rings and the limiting pieces move synchronously, the tension spring is stretched by the movement of the limiting sheet, and the limiting sheet drives the telescopic rod to extend out of the device main body, so that the telescopic rod drives the sealing baffle to move synchronously to separate the sealing baffle from the device main body, and the sealing baffle pulls the ventilating block connected with the sealing baffle to the outer side of the device main body, the outer surface of the air permeable block is provided with air permeable grooves which are communicated with the outside air, so that the air can enter the device through the air permeable grooves and the air holes, the air permeability of the device can be controlled, the normal heat dissipation of the device during working is ensured, and the damage to the internal elements of the device caused by dust entering the device is avoided;
2. according to the utility model, when the device is not used, the power supply is switched off, the tension spring performs elastic restoration and drives the limiting piece to reset, so that the limiting piece drives the telescopic rod and the sealing baffle to reset, the sealing strip on the surface of the sealing baffle is pressed on the front surface of the device main body, the sealing strip between the sealing baffle and the device main body seals a gap between the sealing baffle and the device main body, and meanwhile, the ventilation hole is blocked by the ventilation block, so that the device can be ensured to be kept in a sealing state when the device is not used, and dust and water vapor are prevented from entering the device.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the construction of the air permeable block of the present invention;
fig. 3 is a schematic structural view of the telescopic rod of the present invention.
In the figure: 1. a device main body; 2. sealing the baffle; 3. a sealing strip; 4. a telescopic rod; 5. a gas permeable block; 6. a ventilation groove; 7. a dust-proof sheet; 8. air holes are formed; 9. an electromagnetic ring; 10. a permanent magnet; 11. a limiting sheet; 12. a tension spring.
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.
Referring to fig. 1 to 3, an embodiment of the present invention includes: a power test receiving device for a household appliance power supply comprises a device main body 1, a sealing baffle 2 is movably arranged in front of the device main body 1, air holes 8 are formed in the front surface of the device main body 1, telescopic rods 4 are respectively arranged at four end corners of the surface of the sealing baffle 2 facing the device main body 1, one end of each telescopic rod 4 is movably inserted into the device main body 1, a limiting piece 11 is arranged at the end part of each telescopic rod 4 inserted into the device main body 1, an electromagnetic ring 9 is embedded on the surface of each limiting piece 11, which is in contact with each telescopic rod 4, a tension spring 12 is arranged between the other side of each telescopic rod 4 and the inner wall of the device main body 1, four electromagnetic rings 9 are arranged in the device main body 1, each electromagnetic ring 9 is magnetically connected with a permanent magnet 10, an air permeable block 5 is arranged in the middle of each telescopic rod 4, one end of each air permeable block 5 penetrates through the air holes 8 and extends into the device main body 1, the periphery of the air permeable block 5 is provided with air permeable grooves 6.
Further, the surface of the sealing baffle 2 facing the device body 1 is provided with a sealing strip 3, the sealing strip 3 is connected to the surface of the sealing baffle 2 through an adhesive, and when the sealing baffle 2 is attached to the device body 1, the sealing property between the sealing baffle 2 and the device body 1 can be ensured through the sealing strip 3.
Furthermore, the middle of the ventilation groove 6 is provided with a dustproof sheet 7, a gap between the dustproof sheet 7 and the ventilation block 5 is filled with sealant, and the dustproof sheet 7 can ensure that the device can radiate heat and prevent dust in the air from entering the device.
Further, the inner shape size of the air holes 8 is consistent with the outer shape size of the air blocks 5, the air blocks 5 are in sliding connection with the air holes 8, and the consistent existence can ensure that no gap exists between the air blocks 5 and the inner walls of the air holes 8 after installation.
Further, the telescopic link 4 is located the tip of device main part 1 inside and laminates with spacing piece 11's surface, and telescopic link 4 and spacing piece 11 are through integration injection moulding, and part monolithic connection after the integration injection moulding is stable, mechanical strength is high, can not appear damaging or fracture easily.
Further, the effective stroke of telescopic link 4 is less than the whole length size of ventilative piece 5, and telescopic link 4 and device main part 1 sliding connection guarantee that sealed baffle 2 when moving along with telescopic link 4, ventilative piece 5 can not separate from the inboard of bleeder vent 8.
The working principle is as follows: when the device is used, the power supply of the device is switched on when the device is used, the four electromagnetic rings 9 are synchronously electrified after the power supply is switched on, the electromagnetic rings 9 generate extremely strong magnetism, the electromagnetic rings 9 generate attraction force on the permanent magnets 10 corresponding to the electromagnetic rings, so that the permanent magnets 10 move towards the electromagnetic rings 9 and the limiting sheets 11 move synchronously, the limiting sheets 11 move to stretch the tension springs 12, meanwhile, the limiting sheets 11 drive the telescopic rods 4 to extend out of the device main body 1, the telescopic rods 4 drive the sealing baffle plates 2 to move synchronously to keep the sealing baffle plates 2 away from the device main body 1, at the moment, the sealing baffle plates 2 pull the air-permeable blocks 5 connected with the sealing baffle plates towards the outer side of the device main body 1, the air-permeable grooves 6 are formed in the outer surfaces of the air-permeable blocks 5 to be communicated with outside air, the air can enter the device through the air-permeable grooves 6 and the air-permeable holes 8, the air permeability of the device can be controlled, and the normal heat dissipation of the device can be ensured when the device is operated, the dust is prevented from entering the device and damaging the internal elements of the device.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a domestic appliance equipment power test receiving arrangement, includes device main part (1), its characterized in that: the air permeable device is characterized in that a sealing baffle (2) is movably arranged in front of the device main body (1), air vents (8) are formed in the front surface of the device main body (1), telescopic rods (4) are arranged at four end corners of the surface, facing the device main body (1), of the sealing baffle (2), one end of each telescopic rod (4) is movably inserted into the device main body (1), a limiting piece (11) is arranged at the end part, inserted into the device main body (1), of each telescopic rod (4), an electromagnetic ring (9) is embedded in the surface, contacting with each telescopic rod (4), of each limiting piece (11), a tension spring (12) is arranged between the other side of each telescopic rod (4) and the inner wall of the device main body (1), four electromagnetic rings (9) are arranged inside the device main body (1), the electromagnetic rings (9) are magnetically connected with permanent magnets (10), and air permeable blocks (5) are arranged in the middles of the four telescopic rods (4), one end of the air permeable block (5) penetrates through the air permeable holes (8) and extends to the inside of the device main body (1), and air permeable grooves (6) are formed in the periphery of the air permeable block (5).
2. The power test receiving device for the power supply of the household electrical appliance equipment as claimed in claim 1, wherein: sealing baffle (2) are provided with sealing strip (3) towards the surface of device main part (1), sealing strip (3) pass through the adhesive to be connected on the surface of sealing baffle (2).
3. The power test receiving device for the power supply of the household electrical appliance equipment as claimed in claim 1, wherein: the middle of the ventilation groove (6) is provided with a dustproof sheet (7), and a gap between the dustproof sheet (7) and the ventilation block (5) is filled with sealant.
4. A power test receiving device for a power supply of a home appliance as claimed in claim 1, wherein: the inner shape size of the air holes (8) is consistent with the outer shape size of the air permeable block (5), and the air permeable block (5) is in sliding connection with the air holes (8).
5. A power test receiving device for a power supply of a home appliance as claimed in claim 1, wherein: the telescopic rod (4) is located the tip of device main part (1) inside and laminates with the surface of spacing piece (11), telescopic rod (4) and spacing piece (11) are through integration injection moulding.
6. The power test receiving device for the power supply of the household electrical appliance equipment as claimed in claim 1, wherein: the effective stroke of the telescopic rod (4) is smaller than the whole length size of the air permeable block (5), and the telescopic rod (4) is connected with the device main body (1) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122772076.4U CN216646633U (en) | 2021-11-12 | 2021-11-12 | Power test receiving device for household electrical appliance equipment power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122772076.4U CN216646633U (en) | 2021-11-12 | 2021-11-12 | Power test receiving device for household electrical appliance equipment power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216646633U true CN216646633U (en) | 2022-05-31 |
Family
ID=81735990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122772076.4U Active CN216646633U (en) | 2021-11-12 | 2021-11-12 | Power test receiving device for household electrical appliance equipment power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216646633U (en) |
-
2021
- 2021-11-12 CN CN202122772076.4U patent/CN216646633U/en active Active
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