CN212786163U - High-strength PBT/PC plastic alloy shell for household appliances - Google Patents
High-strength PBT/PC plastic alloy shell for household appliances Download PDFInfo
- Publication number
- CN212786163U CN212786163U CN202021570188.0U CN202021570188U CN212786163U CN 212786163 U CN212786163 U CN 212786163U CN 202021570188 U CN202021570188 U CN 202021570188U CN 212786163 U CN212786163 U CN 212786163U
- Authority
- CN
- China
- Prior art keywords
- side wall
- heat dissipation
- pbt
- high strength
- plastic alloy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air-Flow Control Members (AREA)
Abstract
The utility model discloses a high strength domestic appliance PBT PC plastic alloy casing, including roof, diapire, back lateral wall, left side wall and right side wall, roof, diapire, back lateral wall, left side wall and right side wall enclose and form the heat dissipation chamber, the louvre has been seted up on the roof, be provided with the heat dissipation apron on the louvre, the heat dissipation apron is connected with the bracing piece, and the bracing piece stretches into the heat dissipation intracavity, be provided with thermal bimetal on left side wall and/or the right side wall, thermal bimetal joint support pole, the utility model discloses can be according to the use condition of generating heat of electrical apparatus, and then automatic opening or closing the louvre, can effectual heat dissipation promptly, occupation space is little moreover, need not extra power, and can avoid the entering of dust to adhere to on the circuit board when not using for a long time.
Description
Technical Field
The utility model belongs to the domestic appliance field, more specifically the utility model relates to a high strength domestic appliance PBT/plastic alloy casing that says so.
Background
Most electrical apparatus can generate heat after a long time, consequently need in time dispel the heat just can guarantee the normal operating of electrical apparatus, most electrical apparatus heat dissipation requirement is higher, because the restriction of electrical apparatus itself volume, like present domestic smart television, its thickness is more and more thin, but the performance is strong, the consumption is big, calorific capacity is many, because the space is little, can't install initiative radiating fan usually, the heat dissipation of present TV casing sets up a plurality of louvres at the trailing flank of its casing usually.
Some TV's louvre level is towards the wall behind the TV, this kind of mode is unfavorable for the flow of steam, the louvre in addition is vertical upwards, make the heat upwards flow along its natural motion direction, this kind of mode heat dissipation is very fast, nevertheless this louvre also becomes the entry that the dust got into in the family, especially when the TV is placed at horizontal use, dust such as fine hair that various cloth produced in the horizontal will be got into to the TV in by the louvre, and on the circuit board of TV is attached to, make the TV back just as if wrap up in the quilt, the radiating effect is more and more poor, cause TV life greatly reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a can be according to the use condition of generating heat of electrical apparatus, and then automatic opening or close the louvre, can effectual heat dissipation promptly, occupation space is little moreover, need not extra power, and can avoid the entering of dust to adhere to on the circuit board when not using for a long time.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high strength domestic appliance PBT/PC plastic alloy casing, includes roof, diapire, back lateral wall, left side wall and right side wall, and roof, diapire, back lateral wall, left side wall and right side wall enclose and form the heat dissipation chamber, the louvre has been seted up on the roof, be provided with the heat dissipation apron on the louvre, heat dissipation apron connection has the bracing piece, and the bracing piece stretches into the heat dissipation intracavity, be provided with hot bimetal on left side wall and/or the right side wall, hot bimetal joint support pole.
Furthermore, supporting shafts are arranged on the left side wall and the right side wall, swing rods are rotatably connected to the supporting shafts, one ends of the supporting rods are hinged to the swing rods, and the end portions of the thermal double metals are connected with the swing rods.
Further, the thermal bimetal is spirally wound to form a volute shape.
Further, one side of the heat dissipation cover plate is hinged with the top wall.
The bottom wall of the swing rod is provided with an air inlet, the air inlet is provided with an air inlet cover plate, one side of the air inlet cover plate is hinged to the bottom wall, a connecting rod is hinged between the air inlet cover plate and the swing rod, the connecting rod and the supporting rod are respectively located at two ends of the swing rod, and the middle of the swing rod is connected with the supporting shaft.
Further, the moment of the connecting rod to the swing rod is not less than the moment of the supporting rod to the swing rod.
Further be provided with the recess that holds heat dissipation apron and air inlet cover plate on roof and the diapire respectively.
Furthermore, a plurality of radiating fins are arranged on the rear side wall towards the radiating cavity and are arranged along the vertical direction.
Furthermore, a connecting plate is arranged on one side of the plurality of radiating fins facing the rear side wall, and the connecting plate is embedded into the rear side wall.
The top wall, the bottom wall, the rear side wall, the left side wall and the right side wall are further formed by injection molding of PBT or PC plastic.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the openable heat dissipation cover plate is arranged, so that when the temperature in the shell is low, the heat dissipation cover plate covers the heat dissipation holes to prevent dust from falling into devices such as a circuit board in the heat dissipation cavity from the heat dissipation holes;
2. the heat-radiating cover plate is driven by the thermal bimetal, so that the heat-radiating cover plate occupies small space, can be automatically opened or closed according to the temperature, and is low in use and maintenance cost;
3. the spiral-wound volute-shaped thermal bimetal can increase the extension length in a limited space, and the opening angle of the radiating cover plate is enough;
4. the air inlet cover plate arranged at the air inlet hole can be opened or closed synchronously with the heat dissipation cover plate, and meanwhile, the gravity of the heat dissipation cover plate can be balanced, so that the force required by the thermal bimetal when the swing rod is driven is smaller, and the opening or closing of the heat dissipation cover plate and the air inlet cover plate is more sensitive;
5. when the air inlet cover plate is opened, the air inlet holes and the heat dissipation holes form an airflow channel, cold air enters from the air inlet holes at the lower part and leaves from the heat dissipation holes at the upper part, and heat is taken away quickly to achieve the cooling purpose;
6. the arrangement of the radiating fins does not need to additionally increase the size of the shell, and the radiating efficiency can be increased;
7. the housing made of PBT or PC plastic by injection molding has high strength and small creep deformation.
Drawings
FIG. 1 is a sectional view of a PBT/PC plastic alloy shell of the high-strength household appliance of the present invention;
FIG. 2 is a top view of the PBT/PC plastic alloy shell of the high-strength household appliance.
Reference numerals: 1. a top wall; 11. heat dissipation holes; 2. a rear sidewall; 3. a bottom wall; 31. an air inlet; 4. heat dissipation fins; 5. a left side wall; 6. a right side wall; 7. a heat dissipation cover plate; 8. an air inlet cover plate; 9. a support shaft; 10. a swing rod; 11. thermal bimetal; 107. a support bar; 108. a connecting rod.
Detailed Description
The embodiment of the PBT/PC plastic alloy shell of the high-strength household appliance of the invention is further explained by referring to the figure 1 and the figure 2.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
The utility model provides a high strength domestic appliance PBT/PC plastic alloy casing, includes roof 1, diapire 3, back side wall 2, left side wall 5 and right side wall 6, and roof 1, diapire 3, back side wall 2, left side wall 5 and right side wall 6 enclose to close and form the heat dissipation chamber, louvre 11 has been seted up on the roof 1, be provided with heat dissipation apron 7 on the louvre 11, heat dissipation apron 7 is connected with bracing piece 107, and bracing piece 107 stretches into the heat dissipation intracavity, be provided with hot bimetal 11 on left side wall 5 and/or the right side wall 6, hot bimetal 11 joint support pole 107.
As shown in fig. 2, the heat dissipation holes 11 in this embodiment are preferably strip-shaped, and may be one or more, if there are a plurality of heat dissipation cover plates 7, they may be linked by connecting rods, in this embodiment, one heat dissipation hole 11 and one heat dissipation cover plate 7 are taken as an example, and it is preferable that the left sidewall 5 and the right sidewall 6 are both provided with thermal bimetal 11.
When the electric appliance is used, if the electric appliance is not used, the temperature in the heat dissipation cavity is lower at the moment, the thermal bimetal 11 is hardly deformed, when the electric appliance works, the temperature in the heat dissipation cavity rises, the thermal bimetal 11 deforms, so that the support rod 107 pushes up the heat dissipation cover plate 7, the heat dissipation cover plate 7 opens the heat dissipation hole 11, and heat flows upwards quickly and is dissipated out of the heat dissipation hole 11; after the temperature is reduced, the thermal bimetal 11 recovers, the supporting rod 107 loses the driving jacking of the thermal bimetal 11, so that the heat dissipation cover plate 7 covers the heat dissipation hole 11, and the heat dissipation hole 11 is sealed.
In this embodiment, preferably, the supporting shafts 9 are disposed on the left side wall 5 and the right side wall 6, the supporting shafts 9 are rotatably connected to the swing rod 10, one end of the supporting rod 107 is hinged to the swing rod 10, and the end of the thermal bimetal 11 is connected to the swing rod 10, that is, when the swing rod 10 is provided, the thermal bimetal 11 is not directly connected to the supporting rod 107, the thermal bimetal 11 drives the swing rod 10, and the swing rod 10 drives the supporting rod 107 to act sequentially.
In the preferred embodiment, the thermal bimetal 11 is spirally wound in a volute shape, when being installed, one end of an inner ring of the volute-shaped bimetal is fixed with the left side wall 5, the right side wall 6 or the support shaft 9, and one end of an outer ring is connected and fixed with the swing rod 10; the volute-shaped thermal bimetal 11 has larger overall deformation amount when the temperature changes, and particularly, the end of the volute-shaped thermal bimetal, which is positioned at the outer end and is contacted with the swing rod 10, generates larger deformation, so that the opening angle of the heat dissipation cover plate 7 is larger.
Preferably, one side of the heat-radiating cover plate 7 is hinged with the top wall 1, and the support rod 107 is hinged with the heat-radiating cover plate 7.
Of course, the heat dissipating cover 7 may not be hinged to the top wall 1, but cover the top, in which case the supporting rod 107 is fixedly connected to the heat dissipating cover 7, and the top wall 1 has a guiding through hole, the supporting rod 107 passes through the guiding through hole, and when the supporting rod 107 is pushed up, the heat dissipating cover 7 moves upward to separate from the top wall 1.
An air inlet hole 31 is formed in the bottom wall 3, an air inlet cover plate 8 is arranged on the air inlet hole 31, one side of the air inlet cover plate 8 is hinged to the bottom wall 3, a connecting rod 108 is hinged between the air inlet cover plate 8 and the swing rod 10, the connecting rod 108 and the supporting rod 107 are located at two ends of the swing rod 10 respectively, and the middle of the swing rod 10 is connected with the supporting shaft 9.
As shown in fig. 1, when the thermal bimetal 11 extends, it pushes the swing rod 10 to rotate counterclockwise, at this time, the heat dissipation cover plate 7 will be opened, and at the same time, the air intake cover plate 8 will also be opened, so that the air intake hole 31 and the heat dissipation hole 11 are communicated, a heat dissipation channel communicated with the heat dissipation cavity is formed, and heat will be taken away quickly; and the air inlet cover plate 8 and the connecting rod 108 are arranged, so that the force applied by the heat radiating cover plate 7 and the supporting rod 107 to the swing rod 10 can be balanced, namely, the thermal bimetal 11 only needs a small force to enable the swing rod 10 to swing clockwise or anticlockwise.
In this embodiment, the moment of the connecting rod 108 on the swing link 10 is preferably not less than the moment of the supporting rod 107 on the swing link 10, when the electrical appliance is not in operation, the volute-shaped thermal bimetal 11 is in a contracted state, and the swing link 10 can have a clockwise rotation trend under the pressure of the heat dissipation cover plate 7 and the supporting rod 107, that is, the heat dissipation cover plate 7 and the air intake cover plate 8 are in a closed state at this time; in this embodiment, the moment difference between the support rod 107 and the connecting rod 108 to the swing rod 10 should not be too large, so that the thermal bimetal 11 can conveniently drive the swing rod 10 to rotate.
The preferred support rod 107 and the connecting rod 108 of this embodiment are arranged symmetrically about the support shaft 9.
In this embodiment be provided with the recess that holds heat dissipation apron 7 and air inlet cover plate 8 on roof 1 and the diapire 3 respectively, the recess that is located on roof 1 is used for holding heat dissipation apron 7, and the recess on the diapire 3 is used for holding air inlet cover plate 8 for heat dissipation apron 7 and air inlet cover plate 8 when closing louvre 11 and inlet port 31, roof 1 and 3 surfacing of diapire, and prevent the crack.
In this embodiment, it is preferable that a plurality of heat dissipation fins 4 are disposed in the rear sidewall 2 toward the heat dissipation cavity, the heat dissipation fins 4 are disposed in the vertical direction, the heat dissipation fins 4 in this embodiment are made of aluminum, the heat dissipation fins 4 are disposed in the heat dissipation cavity, it is not necessary to additionally increase the volume and the occupied space of the housing, a heat dissipation channel can be formed between two adjacent heat dissipation fins 4, a chimney effect can be formed when the heat dissipation hole 11 and the air inlet hole 31 are opened, and the heat dissipation efficiency is increased.
In this embodiment, a connecting plate is preferably disposed on one side of the plurality of heat dissipation fins 4 facing the rear sidewall 2, the connecting plate is embedded into the rear sidewall 2, preferably, the top wall 1, the bottom wall 3, the rear sidewall 2, the left sidewall 5, and the right sidewall 6 are formed by injection molding of PBT or PC plastic alloy, and during injection molding production, the connecting plate is directly wrapped by the melted rear sidewall 2.
In this embodiment, the top wall 1, the bottom wall 3, the rear side wall 2, the left side wall 5, and the right side wall 6 are integrally formed.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a high strength domestic appliance PBT/PC plastic alloy casing which characterized in that: including roof, diapire, back wall, left side wall and right side wall, roof, diapire, back wall, left side wall and right side wall enclose and form the heat dissipation chamber, the louvre has been seted up on the roof, be provided with the heat dissipation apron on the louvre, the heat dissipation apron is connected with the bracing piece, and the bracing piece stretches into the heat dissipation intracavity, be provided with hot bimetal on left side wall and/or the right side wall, hot bimetal joint support pole.
2. The high strength household appliance PBT/PC plastic alloy shell of claim 1, wherein: the support shaft is arranged on each of the left side wall and the right side wall, the swing rod is rotatably connected to the support shaft, one end of the support rod is hinged to the swing rod, and the end portion of the thermal bimetal is connected with the swing rod.
3. The high strength household appliance PBT/PC plastic alloy shell of claim 2, wherein: the thermal bimetal is spirally wound in a volute shape.
4. The high strength household appliance PBT/PC plastic alloy shell of claim 3, wherein: one side of the heat dissipation cover plate is hinged with the top wall.
5. A high strength domestic appliance PBT/PC plastic alloy casing according to any one of claims 1-4, wherein: the air inlet cover plate is hinged to one side of the air inlet cover plate, a connecting rod is hinged between the air inlet cover plate and the swing rod, the connecting rod and the supporting rod are located at two ends of the swing rod respectively, and the middle of the swing rod is connected with the supporting shaft.
6. The high strength household appliance PBT/PC plastic alloy shell of claim 5, wherein: the moment of the connecting rod to the swing rod is not less than the moment of the supporting rod to the swing rod.
7. The high strength household appliance PBT/PC plastic alloy shell of claim 5, wherein: grooves for accommodating the heat dissipation cover plate and the air inlet cover plate are respectively arranged on the top wall and the bottom wall.
8. The high strength household appliance PBT/PC plastic alloy shell of claim 5, wherein: a plurality of radiating fins are arranged on the rear side wall towards the radiating cavity and are arranged along the vertical direction.
9. The high strength household appliance PBT/PC plastic alloy case of claim 8, wherein: and one side of the plurality of radiating fins facing the rear side wall is provided with a connecting plate, and the connecting plate is embedded into the rear side wall.
10. The high strength household appliance PBT/PC plastic alloy case of claim 9, wherein: the top wall, the bottom wall, the rear side wall, the left side wall and the right side wall are formed by injection molding of PBT or PC plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570188.0U CN212786163U (en) | 2020-08-01 | 2020-08-01 | High-strength PBT/PC plastic alloy shell for household appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570188.0U CN212786163U (en) | 2020-08-01 | 2020-08-01 | High-strength PBT/PC plastic alloy shell for household appliances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212786163U true CN212786163U (en) | 2021-03-23 |
Family
ID=75049792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021570188.0U Active CN212786163U (en) | 2020-08-01 | 2020-08-01 | High-strength PBT/PC plastic alloy shell for household appliances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212786163U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111741636A (en) * | 2020-08-01 | 2020-10-02 | 浙江乍浦塑料制品股份有限公司 | High-strength PBT/PC plastic alloy shell for household appliances |
| CN113490065A (en) * | 2021-06-09 | 2021-10-08 | 海南舜和科技有限公司 | Heat extraction device of router |
| TWI838207B (en) * | 2023-04-10 | 2024-04-01 | 光林智能科技股份有限公司 | Electronic device |
-
2020
- 2020-08-01 CN CN202021570188.0U patent/CN212786163U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111741636A (en) * | 2020-08-01 | 2020-10-02 | 浙江乍浦塑料制品股份有限公司 | High-strength PBT/PC plastic alloy shell for household appliances |
| CN111741636B (en) * | 2020-08-01 | 2024-05-28 | 浙江乍浦塑料制品股份有限公司 | High-strength PBT/PC plastic alloy shell for household appliances |
| CN113490065A (en) * | 2021-06-09 | 2021-10-08 | 海南舜和科技有限公司 | Heat extraction device of router |
| CN113490065B (en) * | 2021-06-09 | 2022-11-22 | 海南舜和科技有限公司 | Heat extraction device of router |
| TWI838207B (en) * | 2023-04-10 | 2024-04-01 | 光林智能科技股份有限公司 | Electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212786163U (en) | High-strength PBT/PC plastic alloy shell for household appliances | |
| CN101369173B (en) | Portable computer | |
| JP5079831B2 (en) | Air conditioner | |
| CN108521227B (en) | Inverter heat dissipation shell for photovoltaic equipment | |
| JP2009008368A (en) | Electric heating-combined use type solar heat collecting device | |
| CN106014635A (en) | Container type diesel generator set suitable for high-environment-temperature work | |
| CN111741636A (en) | High-strength PBT/PC plastic alloy shell for household appliances | |
| CN115528549B (en) | Switch contact box | |
| CN104080297B (en) | Outdoor communication equipment cabinet provided with heat dissipation device | |
| CN206433316U (en) | A kind of Novel Communication rack | |
| CN213810946U (en) | Heat radiation structure of explosion-proof air conditioner body | |
| CN116014599A (en) | Electric power box capable of improving heat dissipation performance | |
| CN115091988A (en) | Self-adaptation heat dissipation type new forms of energy fill electric pile | |
| CN212436206U (en) | Do benefit to radiating automatic rack bottom plate of power dispatching | |
| CN211908537U (en) | Forced heat dissipation device of axial flow fan | |
| CN113027818A (en) | High-efficient cooling type high-pressure vortex air pump | |
| CN210470087U (en) | Heat pipe heat radiation structure of display device | |
| CN207783391U (en) | A kind of radiator of information security net casket | |
| CN220529825U (en) | Power line heat radiation structure of electric oven | |
| CN218634643U (en) | Cooling device for superconducting electromagnet power supply | |
| CN220252841U (en) | Hardware USB flash disk with protection structure | |
| CN110785058B (en) | POE power with quick heat dissipation mechanism | |
| CN219635002U (en) | Be used for new energy automobile to fill electric pile over-temperature protection device | |
| CN212696430U (en) | Heat abstractor, electronic equipment and integrated kitchen | |
| CN216591932U (en) | Air source heat pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |