CN104883830A - Electrical apparatus box structure and electrical apparatus - Google Patents
Electrical apparatus box structure and electrical apparatus Download PDFInfo
- Publication number
- CN104883830A CN104883830A CN201410073615.7A CN201410073615A CN104883830A CN 104883830 A CN104883830 A CN 104883830A CN 201410073615 A CN201410073615 A CN 201410073615A CN 104883830 A CN104883830 A CN 104883830A
- Authority
- CN
- China
- Prior art keywords
- electrical appliance
- appliance kit
- lower casing
- upper casing
- casing
- 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.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000004079 fireproofing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract 4
- 241000463219 Epitheca Species 0.000 abstract 3
- 238000005253 cladding Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 208000033999 Device damage Diseases 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Connection Or Junction Boxes (AREA)
Abstract
The invention provides an electrical box structure for placing a circuit board, which comprises an electrical box body, wherein the electrical box body comprises an upper electrical box shell and a lower electrical box shell; still include fire prevention box epitheca and fire prevention box inferior valve, fire prevention box epitheca with fire prevention box inferior valve cooperatees and forms the second cavity, the electrical apparatus box epitheca with the electrical apparatus box inferior valve is by the cladding in the second cavity. The invention also provides an electric appliance. According to the electrical box structure, the upper fire-proof box shell and the lower fire-proof box shell are additionally arranged outside the electrical box body, the upper fire-proof box shell and the lower fire-proof box shell are installed on the electrical box body, the electrical box body is wrapped and isolated from the outside, and the upper fire-proof box shell and the lower fire-proof box shell are tightly bound with the electrical box body when a circuit board in the electrical box body explodes, so that the fire spreading caused by the explosion of the electrical box body is prevented.
Description
Technical field
The present invention relates to mechanical structure field, particularly relate to a kind of electric box structure and electrical equipment.
Background technology
Electrical appliance kit, as the device placing circuit board, in use easily breaks down, and a lot of electric equipment products security incident is all caused by fire or electric leakage.
Circuit board is arranged in electrical appliance kit; the circuit board of Long-Time Service is easily short-circuited and sends spark and even explode; what be connected with circuit board is much all plastic material; be highly combustible; if circuit board sends spark or blast; be easy to the combustible material of surrounding to light, make device damage even cause fire, crisis human life safety.
Summary of the invention
Based on this, be necessary to blast for circuit board or produce the problem of easily diffusion after spark, provide a kind of can prevent circuit board from igniting after continue the electric box structure that spreads.
The present invention is realized by following proposal:
A kind of electric box structure, for placing circuit board, comprise electrical appliance kit body, described electrical appliance kit body comprises electrical appliance kit upper casing and electrical appliance kit lower casing, and described electrical appliance kit upper casing is arranged on described electrical appliance kit lower casing, forms the cavity placing circuit board;
Also comprise fireproof box upper casing and fireproof box lower casing, described fireproof box upper casing matches with described fireproof box lower casing formation second cavity, and described electrical appliance kit upper casing and described electrical appliance kit lower casing are covered by described second cavity.
The present invention can also be perfect further by following proposal:
As wherein a kind of embodiment, described fireproof box upper casing is provided with the first hole clipping, and described fireproof box lower casing is provided with the second hole clipping;
Described electrical appliance kit lower casing is provided with buckle, and described fireproof box upper casing and fireproof box lower casing to match with described buckle respectively by described first hole clipping and the second hole clipping and be fixed on described electrical appliance kit lower casing;
Described electrical appliance kit upper casing and described electrical appliance kit lower casing match and install the first cavity of formation sealing.
As wherein a kind of embodiment, described electrical appliance kit lower casing and described fireproof box upper casing are all also provided with installing hole;
Described fireproof box upper casing utilizes screw to be fixed on described electrical appliance kit lower casing by installing hole.
As wherein a kind of embodiment, described fireproof box upper casing and fireproof box lower casing are made by the heat zinc coating plate with fire-proof function.
As wherein a kind of embodiment, described electrical appliance kit upper casing is also provided with at least one first draw-in groove, described first draw-in groove is used for clamping and fixing circuit board.
As wherein a kind of embodiment, the sidewall of described electrical appliance kit lower casing is provided with at least two the second draw-in grooves, the quantity of described second draw-in groove is the twice of described first pocket numbers;
Described first draw-in groove and described second draw-in groove are mutually vertical and position is corresponding.
As wherein a kind of embodiment, one end of described second draw-in groove is provided with circuit board introducing port, and the width of described circuit board introducing port is greater than the width of described second draw-in groove, and described circuit board introducing port is seamlessly transitting of reducing gradually of width.
As wherein a kind of embodiment, also comprise wire bushing;
Described electrical appliance kit body is provided with wire hole, and described wire bushing is arranged in described wire hole, for being sealed by the described wire hole after conducting wire;
Described fireproof box upper casing is provided with the through hole corresponding with described wire hole with the junction of described fireproof box lower casing.
As wherein a kind of embodiment, described electrical appliance kit upper casing is provided with the first breach, and described electrical appliance kit lower casing is provided with the second breach, and described first breach matches with described second breach and forms described wire hole.
As wherein a kind of embodiment, described electrical appliance kit upper casing and described electrical appliance kit lower casing are made by fire proofing.
Present invention also offers a kind of electrical equipment, comprise above-described electric box structure.
Electric box structure of the present invention, fireproof box upper casing and fireproof box lower casing is set up in electrical appliance kit body exterior, fireproof box upper casing and fireproof box lower casing are arranged on electrical appliance kit body, electrical appliance kit body is wrapped and is isolated from the outside, when electrical appliance kit body interior circuit board is blasted, fireproof box upper casing and fireproof box lower casing brace electrical appliance kit body, cause fire spreading after preventing electrical appliance kit body from blowing.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of electric box structure of the present invention;
Fig. 2 is the cutaway view of a kind of embodiment of electric box structure of the present invention;
Fig. 3 is a kind of installment state figure of electric box structure of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, by the following examples, and by reference to the accompanying drawings, electric box structure of the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As Figure 1-3, electric box structure for placing circuit board 300 comprises electrical appliance kit body, electrical appliance kit body comprises electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400, and electrical appliance kit upper casing 200 is arranged on electrical appliance kit lower casing 400, forms the first cavity placing circuit board 300.The outside of electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 is also provided with fireproof box upper casing 100 and fireproof box lower casing 500, fireproof box upper casing 100 and fireproof box lower casing 500 match formation second cavity, and electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 are covered by the second cavity.When circuit board 300 break down set off an explosion time, fireproof box upper casing 100 and fireproof box lower casing 500 brace electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400, prevent electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 from being blown and cause fire spreading, by the control of fire within the second cavity.
As wherein a kind of embodiment, electrical appliance kit lower casing 400 is provided with buckle 440, fireproof box upper casing 100 and fireproof box lower casing 500 are respectively equipped with the first hole clipping 110 and the second hole clipping 520, and fireproof box upper casing 100 and fireproof box lower casing 500 to be matched with buckle 440 by the first hole clipping 110 and the second hole clipping 520 and be fixed on electrical appliance kit lower casing 400; Electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 match and install the first cavity of formation sealing.Be fitted to each other after fireproof box upper casing 100 and fireproof box lower casing 500 are installed in electrical appliance kit lower casing formation second cavity, and the first cavity that electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 are formed is covered by the second cavity.
Electrical appliance kit lower casing 400 and fireproof box upper casing 100 are all also provided with installing hole 430, and fireproof box upper casing 100 utilizes screw to be fixed on electrical appliance kit lower casing 400 by installing hole.
Electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 are made by fire proofing material, as: anti-flaming ABS material.Fireproof box upper casing 100 and fireproof box lower casing 500 are made by the heat zinc coating plate of fire-proof function.If spark is caused in electrical appliance kit inside also can not bring disaster to fireproof box upper casing 100 and fireproof box lower casing 500; If fireproof box upper casing 100 and fireproof box lower casing 500 outside have flare also can not bring disaster to electrical appliance kit, therefore this structure also has fireproof function under the prerequisite with explosion-proof function.
Electrical appliance kit upper casing 200 is also provided with at least one first draw-in groove 210, circuit board 300 is vertically placed in electrical appliance kit lower casing 400 and electrical appliance kit upper casing 200, circuit board 300 is inserted in the first draw-in groove 210, first draw-in groove 210 clamping circuit board 300, prevent the displacement of circuit board 300 fore-and-aft direction, and the first draw-in groove 210 matches with the bottom of electrical appliance kit lower casing 400 and prevents circuit board 300 upper and lower displacement.
The sidewall of electrical appliance kit lower casing 400 is provided with the second draw-in groove 410, second draw-in groove 410 and is arranged in pairs on the relative sidewall of electrical appliance kit lower casing 400, and the second draw-in groove 410 and the first draw-in groove 210 are mutually vertical and position is corresponding, and are arranged on the left and right sides of circuit board 300.The bottom of the first draw-in groove 210 and electrical appliance kit lower casing 400 prevents before and after circuit board 300 and upper and lower displacement, and the second paired draw-in groove 410 prevents circuit board 300 left and right displacement, thus the six direction of limiting circuit plate 300, circuit board 300 is firmly fixed in electrical appliance kit.
Second draw-in groove 410 is provided with circuit board introducing port (not shown), the width of circuit board introducing port is greater than the width of the second draw-in groove 410, the connected mode of circuit board introducing port and the second draw-in groove 410 is seamlessly transitting of reducing gradually of circuit board introducing port width, when circuit board 300 is inserted the second draw-in groove 410, insert from circuit board introducing port, because the width of circuit board introducing port is comparatively large, convenient operation, makes circuit board 300 be more prone to enter the second draw-in groove 410.
Wire bushing 600 is arranged in wire hole (not shown) and by the wire hole sealing after conducting wire, the wire on circuit board 300 stretches out wire hole through wire bushing 600.Electrical appliance kit upper casing 200 and electrical appliance kit lower casing 400 are hermetically-sealed construction, and prevent the globule from entering electrical appliance kit body and cause circuit board 300 short circuit, fireproof box lower casing 500 is provided with the through hole (not shown) corresponding with wire hole.As a kind of embodiment, electrical appliance kit upper casing 200 is also provided with the first breach (not shown), and electrical appliance kit lower casing 400 is also provided with the second breach 420, first breach and the second breach 420 coordinates formation wire hole; Wire bushing 600 is provided with groove, and the first breach of electrical appliance kit upper casing 200 and the second breach 420 of electrical appliance kit lower casing 400 are snapped into the groove of wire bushing 600 respectively, are fixed by wire bushing 600.
As wherein a kind of embodiment, the edges and corners of electrical appliance kit upper casing 200 are equipped with chamfering, when there being water droplet, can landing as early as possible, and prevent it from entering electrical appliance kit body and damage is caused to circuit board 300.
Present invention also offers a kind of electrical equipment, comprise the electric box structure described in above embodiment, prevent when internal circuit board is blasted the intensity of a fire from spreading further.
Electric box structure of the present invention adopts fire proofing material to be made, and outside is provided with flameproof case, reaches dual fireproof object; And electrical appliance kit braces by fireproof box upper casing 100 and fireproof box lower casing 500, even if circuit board also can not be blown because of fault electrical appliance kit of blasting, prevent spreading further of the intensity of a fire.By the first draw-in groove 210 and two the second draw-in groove 410 fixing circuit boards, and conflict at the bottom of circuit board and box, effectively can prevent circuit board from offseting towards any direction, make more firm being fixed in electrical appliance kit of circuit board.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (11)
1. an electric box structure, for placing circuit board, is characterized in that, comprise electrical appliance kit body, described electrical appliance kit body comprises electrical appliance kit upper casing and electrical appliance kit lower casing, and described electrical appliance kit upper casing is arranged on described electrical appliance kit lower casing, forms the first cavity placing circuit board;
Also comprise fireproof box upper casing and fireproof box lower casing, described fireproof box upper casing matches with described fireproof box lower casing formation second cavity, and described electrical appliance kit upper casing and described electrical appliance kit lower casing are covered by described second cavity.
2. electric box structure according to claim 1, is characterized in that:
Described fireproof box upper casing is provided with the first hole clipping, and described fireproof box lower casing is provided with the second hole clipping;
Described electrical appliance kit lower casing is provided with buckle, and described fireproof box upper casing and fireproof box lower casing to match with described buckle respectively by described first hole clipping and the second hole clipping and be fixed on described electrical appliance kit lower casing;
Described electrical appliance kit upper casing and described electrical appliance kit lower casing match and install the first cavity of formation sealing.
3. electric box structure according to claim 1 and 2, is characterized in that:
Described electrical appliance kit lower casing and described fireproof box upper casing are all also provided with installing hole;
Described fireproof box upper casing utilizes screw to be fixed on described electrical appliance kit lower casing by installing hole.
4. electric box structure according to claim 3, is characterized in that:
Described fireproof box upper casing and fireproof box lower casing are made by the heat zinc coating plate with fire-proof function.
5. electric box structure according to claim 3, is characterized in that:
Described electrical appliance kit upper casing is also provided with at least one first draw-in groove, described first draw-in groove is used for clamping and fixing circuit board.
6. electric box structure according to claim 5, is characterized in that:
The sidewall of described electrical appliance kit lower casing is provided with at least two the second draw-in grooves, the quantity of described second draw-in groove is the twice of described first pocket numbers;
Described first draw-in groove and described second draw-in groove are mutually vertical and position is corresponding.
7. electric box structure according to claim 6, is characterized in that:
One end of described second draw-in groove is provided with circuit board introducing port, and the width of described circuit board introducing port is greater than the width of described second draw-in groove, and described circuit board introducing port is seamlessly transitting of reducing gradually of width.
8. electric box structure according to claim 3, is characterized in that:
Also comprise wire bushing;
Described electrical appliance kit body is provided with wire hole, and described wire bushing is arranged in described wire hole, for being sealed by the described wire hole after conducting wire;
Described fireproof box upper casing is provided with the through hole corresponding with described wire hole with the junction of described fireproof box lower casing.
9. electric box structure according to claim 8, is characterized in that:
Described electrical appliance kit upper casing is provided with the first breach, and described electrical appliance kit lower casing is provided with the second breach, and described first breach matches with described second breach and forms described wire hole.
10. electric box structure according to claim 3, is characterized in that:
Described electrical appliance kit upper casing and described electrical appliance kit lower casing are made by fire proofing.
11. 1 kinds of electrical equipment, is characterized in that, comprise the electric box structure as described in any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073615.7A CN104883830A (en) | 2014-02-28 | 2014-02-28 | Electrical apparatus box structure and electrical apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073615.7A CN104883830A (en) | 2014-02-28 | 2014-02-28 | Electrical apparatus box structure and electrical apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104883830A true CN104883830A (en) | 2015-09-02 |
Family
ID=53951119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410073615.7A Pending CN104883830A (en) | 2014-02-28 | 2014-02-28 | Electrical apparatus box structure and electrical apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104883830A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698350A (en) * | 2016-04-25 | 2016-06-22 | 珠海格力电器股份有限公司 | Cabinet air conditioner and electrical box thereof |
| CN106099566A (en) * | 2016-08-11 | 2016-11-09 | 北京中铁装饰工程有限公司 | It is applied to the fire prevention external member of electric accessories concealed installation mounting box |
| CN106612597A (en) * | 2017-02-15 | 2017-05-03 | 广州华凌制冷设备有限公司 | electric control box and air conditioner |
| CN108934134A (en) * | 2017-05-24 | 2018-12-04 | 成都鼎桥通信技术有限公司 | safety protective box |
| CN109874240A (en) * | 2017-12-05 | 2019-06-11 | 青岛经济技术开发区海尔热水器有限公司 | Power strip protective housing |
| CN110051230A (en) * | 2018-01-17 | 2019-07-26 | 佛山市顺德区美的电热电器制造有限公司 | Circuit board assemblies and electric cooker |
| TWI833114B (en) * | 2020-12-31 | 2024-02-21 | 大陸商台達電子企業管理（上海）有限公司 | Ac adapter structure and manufacturing method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698350A (en) * | 2016-04-25 | 2016-06-22 | 珠海格力电器股份有限公司 | Cabinet air conditioner and electrical box thereof |
| CN106099566A (en) * | 2016-08-11 | 2016-11-09 | 北京中铁装饰工程有限公司 | It is applied to the fire prevention external member of electric accessories concealed installation mounting box |
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| CN108934134A (en) * | 2017-05-24 | 2018-12-04 | 成都鼎桥通信技术有限公司 | safety protective box |
| CN108934134B (en) * | 2017-05-24 | 2020-07-28 | 成都鼎桥通信技术有限公司 | Safety protection box |
| CN109874240A (en) * | 2017-12-05 | 2019-06-11 | 青岛经济技术开发区海尔热水器有限公司 | Power strip protective housing |
| CN109874240B (en) * | 2017-12-05 | 2024-04-02 | 青岛经济技术开发区海尔热水器有限公司 | Power panel protective housing |
| CN110051230A (en) * | 2018-01-17 | 2019-07-26 | 佛山市顺德区美的电热电器制造有限公司 | Circuit board assemblies and electric cooker |
| TWI833114B (en) * | 2020-12-31 | 2024-02-21 | 大陸商台達電子企業管理（上海）有限公司 | Ac adapter structure and manufacturing method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150902 |