CN111313269B - Distribution box - Google Patents
Distribution box Download PDFInfo
- Publication number
- CN111313269B CN111313269B CN202010055115.6A CN202010055115A CN111313269B CN 111313269 B CN111313269 B CN 111313269B CN 202010055115 A CN202010055115 A CN 202010055115A CN 111313269 B CN111313269 B CN 111313269B
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- Prior art keywords
- box body
- wedge
- box
- wall
- spring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a distribution box which comprises a box body, wherein a first opening is formed in the front end of the box body, first air holes penetrating through the outer wall of the box body are formed in the upper end and the lower end of the box body, partition plates are arranged on the upper end and the lower end of the inner wall of the box body in a sliding mode, second air holes are formed in the partition plates, a first spring is fixed at the left end of each partition plate, an isolation tank is arranged in the box body, a second opening is formed in the end portion of each isolation tank, an end cover is inserted into the second opening, a heat-sensitive supporting piece is abutted on the end cover, the end portion of the heat-sensitive supporting piece abuts against a guide rod and is positioned on one side of a driving rod, and the first air holes are communicated with the second air holes. The invention can increase the air circulation in the box body and effectively reduce the working temperature of components in the box body by arranging the normally open first air hole and the normally open second air hole, and when the temperature in the box body reaches a certain value, the second air hole and the first air hole are staggered to isolate the air circulation in the box body and assist in fire extinguishing.
Description
Technical Field
The invention relates to the field of distribution boxes, in particular to a distribution box.
Background
A distribution box is a common electrical infrastructure. The inside electronic component during operation of block terminal can produce a large amount of heat, and ordinary block terminal only dispels the heat through seting up the louvre. The applicant has found that the following problems exist during the use of the electrical box: the fire easily occurs to the huge heat that the box short time produced to because the louvre of box can not close, consequently the intensity of a fire in the box can not be controlled, causes to stretch very easily.
Disclosure of Invention
In view of the above, the present invention is directed to an electric distribution box, which is designed to solve all or one of the problems of the background art.
The invention provides a distribution box based on the above purpose, which comprises a box body, wherein a first opening is arranged at the front end of the box body, a box cover is arranged on the first opening in a hinged manner, first vent holes penetrating through the outer wall of the box body are respectively arranged at the upper end and the lower end of the box body, partition plates are respectively arranged at the upper end and the lower end of the inner wall of the box body in a sliding manner, the partition plates can slide along the transverse direction, second vent holes are respectively arranged on the partition plates, a first spring is respectively fixed at the left end of each partition plate, the first spring is respectively arranged in the box body, a first wedge-shaped part is respectively arranged at the other end of each partition plate, two guide frames are respectively arranged on the inner wall of the right side of the box body, the guide frames can slide along the vertical direction, second wedge-shaped parts are respectively arranged at one end of each guide frame, one first wedge-shaped part is abutted against one second wedge-shaped part, and a third wedge-shaped part is respectively arranged at the other end of each guide frame, the fire extinguishing device is characterized in that a driving block is slidably arranged in the box body and can slide along the transverse direction, a fourth wedge-shaped part is arranged at one end of the driving block, a swinging rod is rotatably arranged in the box body, a guide groove is formed at one end of the swinging rod, a guide rod is arranged at the other end of the driving block and is arranged in the guide groove and can slide along the guide groove, a second spring is arranged at one end of the swinging rod and is arranged in the box body, an isolation tank is arranged in the box body, the guide rod is pushed by the elasticity of the second spring to move towards the isolation tank, a fire extinguishing agent with a certain pressure is filled in the isolation tank, a second opening is formed in the end part of the isolation tank, an end cover is spliced on the second opening, a heat sensitive supporting piece is butted on the end cover, and the end part of the heat sensitive supporting piece is butted, the fourth wedge-shaped part is completely inserted into the third wedge-shaped part, the second wedge-shaped part is completely inserted into the first wedge-shaped part, and the first air hole is communicated with the second air hole.
Furthermore, a plurality of first sliding blocks are detachably arranged on the upper portion and the lower portion of the inner wall of the box body, the first sliding blocks and the upper end and the lower end of the inner wall of the box body are combined to form a transverse sliding groove, and one partition plate is arranged in one transverse sliding groove and can move along the transverse sliding groove.
Furthermore, the first sliding block is arranged on the inner wall of the box body in a bolt connection mode.
Furthermore, the limiting blocks are symmetrically arranged at the upper portion and the lower portion in the box body, one end, far away from the isolation tank, of the limiting block is combined with the side wall of the box body to form a vertical sliding groove, the guide frame is arranged in the vertical sliding groove, a third spring is fixed on the limiting block, the end portion of the third spring is fixed on the guide frame, and the elastic force of the third spring pushes the third wedge-shaped portion to move towards the center of the long edge of the box body.
Furthermore, the limiting blocks are arranged in the box body in a bolt connection mode.
Furthermore, the upper end of the box body is also provided with a wire inlet hole.
Furthermore, the driving block is made of plastic.
Has the advantages that:
the invention can increase the air circulation in the box body and effectively reduce the working temperature of components in the box body by arranging the normally open first air hole and the normally open second air hole, and when the temperature in the box body reaches a certain value, the fire extinguishing agent can flow into the box body through the change of the heat sensitive supporting piece to extinguish a fire source, and meanwhile, the second air hole is staggered with the first air hole to isolate the air circulation in the box body to help to extinguish a fire.
Drawings
Fig. 1 is a schematic perspective view of a distribution box according to an embodiment of the present invention;
fig. 2 is a schematic connection diagram of the distribution box according to the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
As shown in fig. 1 to 2, as an embodiment of the present invention, a distribution box comprises a box body 1, a first opening is arranged at the front end of the box body 1, a box cover 2 is mounted on the first opening in a hinged manner, first ventilation holes 1a penetrating through the outer wall of the box body 1 are arranged at the upper and lower ends of the box body 1, partition plates 3 are slidably mounted at the upper and lower ends of the inner wall of the box body 1, the partition plates 3 can slide along the transverse direction, second ventilation holes 3a are arranged on the partition plates 3, a first spring 4 is fixed at the left end of the partition plate 3, the first spring 4 is mounted in the box body 1, a first wedge part 3b is arranged at the other end of the partition plate 3, two guide frames 5 are mounted on the inner wall of the right side of the box body 1, the guide frames 5 can slide along the vertical direction, a second wedge part 5a is arranged at one end of each guide frame 5, and one first wedge part 3b abuts against one second wedge part 5a, the other end of the guide frame 5 is provided with a third wedge-shaped part 5b, a driving block 6 is arranged in the box body 1 in a sliding manner, the driving block 6 can slide along the transverse direction, one end of the driving block 6 is provided with a fourth wedge-shaped part 6a, a swinging rod 7 is rotatably arranged in the box body 1, one end of the swinging rod 7 is provided with a guide groove 7a, the other end of the driving block 6 is provided with a guide rod 8, the guide rod 8 is arranged in the guide groove 7a and can slide along the guide groove 7a, one end of the swinging rod 7 is provided with a second spring 9, the second spring 9 is arranged in the box body 1, an isolation tank 10 is arranged in the box body 1, the guide rod 8 is pushed by the elasticity of the second spring 9 to move towards the isolation tank 10, the isolation tank 10 is filled with a fire extinguishing agent with a certain pressure, the end part of the isolation tank 10 is provided with a second opening, an end cover 11 is inserted and connected with a heat sensitive support 12, the end part of the heat sensitive support 12 is abutted to one side of the swinging rod 7, which is positioned at one side of the guide rod 8, the fourth wedge-shaped part 6a is completely inserted into the third wedge-shaped part 5b, the second wedge-shaped part 5a is completely inserted into the first wedge-shaped part 3b, and the first air hole 1a is communicated with the second air hole 3 a. The thermal sensitive supporting element 12 is in a strip shape, and after the temperature reaches a certain value, the thermal sensitive supporting element 12 becomes soft and can be separated from the end cover 11 and the oscillating rod 7.
Furthermore, a plurality of first sliding blocks 13 are detachably arranged at the upper part and the lower part of the inner wall of the box body 1, the first sliding blocks 13 and the upper end and the lower end of the inner wall of the box body 1 are combined to form a transverse sliding groove, and a partition plate 3 is arranged in the transverse sliding groove and can move along the transverse sliding groove, so that the assembling time can be reduced, and the production efficiency can be improved.
The first sliding block 13 is arranged on the inner wall of the box body 1 in a bolt connection mode, so that the installation is convenient.
Stopper 14 has been installed to two upper and lower symmetries in the box 1, stopper 14 is kept away from the one end of holding tank 10 and is formed a vertical spout with the combination of box 1 lateral wall, leading truck 5 is installed in vertical spout, be fixed with third spring 15 on the stopper 14, the tip of third spring 15 is fixed on leading truck 5, the elasticity of third spring 15 promotes third wedge-shaped portion 5b and moves towards the long limit center of box 1, can reduce the assemble duration, and the production efficiency is improved, in addition, the stability that third spring 15 multiplicable leading truck 5 removed. The limiting block 14 is arranged in the box body 1 in a bolt connection mode, and is convenient to install. The upper end of the box body 1 is also provided with a wire inlet hole for wiring. The driving block 6 may be of plastics material. When the heat in the box body 1 is larger than a certain value, the plastic material is heated and melted, so that the failure of the heat sensitive supporting piece 12 is avoided, and the safety of the device is further improved. When the temperature is normal, the first air hole 1a and the second air hole 3a are communicated to be in a normally open state and used for air circulation in the box body 1; when the temperature in the box body 1 reaches a certain value, the heat sensitive support piece 12 becomes soft, and is separated from the end cover 11 and the oscillating rod 7, the fire extinguishing agent rushes open the end cover 11, so that the fire extinguishing agent flows into the box body 1, meanwhile, the elastic force of the second spring 9 pushes the guide rod 8 to move towards the isolation tank 10, the driving block 6 is driven to move, the fourth wedge-shaped part 6a is separated from the third wedge-shaped part 5b, the elastic force of the third spring 15 pushes the guide frame 5 to move, the second wedge-shaped part 5a is separated from the first wedge-shaped part 3b, the elastic force of the first spring 4 pushes the isolation plate 3 to move, the second air hole 3a is staggered with the first air hole 1a, and the air circulation is isolated.
In summary, the first air hole 1a and the second air hole 3a are in a normally open state, so that the air circulation in the box body 1 can be increased, and the working temperature of components in the box body 1 can be effectively reduced; when the temperature reaches certain numerical value in the box 1, accessible atress changes, makes fire extinguishing agent flow to in the box 1, puts out the source of a fire, and second bleeder vent 3a staggers mutually with first bleeder vent 1a simultaneously, and the circulation of air in isolated box 1 helps putting out a fire.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (7)
1. A distribution box is characterized by comprising a box body, wherein a first opening is formed in the front end of the box body, a box cover is installed on the first opening in a hinged mode, first air holes penetrating through the outer wall of the box body are formed in the upper end and the lower end of the box body, partition plates are installed on the upper end and the lower end of the inner wall of the box body in a sliding mode and can slide in the transverse direction, second air holes are formed in the partition plates, first springs are fixed at the left ends of the partition plates and are installed in the box body, first wedge-shaped portions are arranged at the other ends of the partition plates, two guide frames are installed on the inner wall of the right side of the box body and can slide in the vertical direction, second wedge-shaped portions are arranged at one ends of the guide frames, one first wedge-shaped portion abuts against one second wedge-shaped portion, and a third wedge-shaped portion is arranged at the other end of each guide frame, the fire extinguishing device is characterized in that a driving block is slidably arranged in the box body and can slide along the transverse direction, a fourth wedge-shaped part is arranged at one end of the driving block, a swinging rod is rotatably arranged in the box body, a guide groove is formed at one end of the swinging rod, a guide rod is arranged at the other end of the driving block and is arranged in the guide groove and can slide along the guide groove, a second spring is arranged at one end of the swinging rod and is arranged in the box body, an isolation tank is arranged in the box body, the guide rod is pushed by the elasticity of the second spring to move towards the isolation tank, a fire extinguishing agent with a certain pressure is filled in the isolation tank, a second opening is formed in the end part of the isolation tank, an end cover is spliced on the second opening, a heat sensitive supporting piece is butted on the end cover, and the end part of the heat sensitive supporting piece is butted on one side of the guide rod, the fourth wedge-shaped part is completely inserted into the third wedge-shaped part, the second wedge-shaped part is completely inserted into the first wedge-shaped part, and the first air hole is communicated with the second air hole.
2. The electrical box of claim 1, wherein a plurality of first sliding blocks are detachably mounted on both the upper and lower portions of the inner wall of the box body, the first sliding blocks and the upper and lower portions of the inner wall of the box body are combined to form a transverse sliding slot, and one of the partition plates is mounted in the transverse sliding slot and can move along the transverse sliding slot.
3. The electrical box of claim 2, wherein the first slider is mounted to the inner wall of the box by bolting.
4. The distribution box according to claim 1, wherein the limiting blocks are symmetrically arranged at the upper portion and the lower portion in the box body, one end, far away from the isolation tank, of the limiting block is combined with the side wall of the box body to form a vertical sliding groove, the guide frame is arranged in the vertical sliding groove, a third spring is fixed on the limiting block, the end portion of the third spring is fixed on the guide frame, and the elastic force of the third spring pushes the third wedge-shaped portion to move towards the center of the long edge of the box body.
5. The distribution box of claim 4, wherein the limiting blocks are mounted in the box body in a bolt connection manner.
6. The electrical box of claim 1, wherein the upper end of the box body is further provided with a wire inlet hole.
7. The electrical box of claim 1, wherein said drive block is formed of a plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055115.6A CN111313269B (en) | 2020-01-17 | 2020-01-17 | Distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055115.6A CN111313269B (en) | 2020-01-17 | 2020-01-17 | Distribution box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111313269A CN111313269A (en) | 2020-06-19 |
| CN111313269B true CN111313269B (en) | 2021-08-24 |
Family
ID=71161403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010055115.6A Active CN111313269B (en) | 2020-01-17 | 2020-01-17 | Distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111313269B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5527074A (en) * | 1994-10-20 | 1996-06-18 | Yeh; Wen Tien | Fire protection door lock having a heat sensitive safety device |
| JP3563273B2 (en) * | 1998-09-29 | 2004-09-08 | 富士通株式会社 | Circuit board cabinet |
| US6527135B1 (en) * | 2000-10-19 | 2003-03-04 | Fujitsu Network Communications, Inc. | Water resistant wall mount enclosure with pivoting removable cover |
| CN202961615U (en) * | 2012-12-06 | 2013-06-05 | 四川威特龙消防设备有限公司 | Automatic fire extinguishing device for electric control cabinet |
| CN206024306U (en) * | 2016-08-08 | 2017-03-15 | 嘉兴职业技术学院 | A kind of Dustproof electric automatization switch board |
| CN107863708A (en) * | 2017-11-13 | 2018-03-30 | 湖南湘讯企业管理有限公司 | A kind of dust-proof radiating electric power cabinet with fire-extinguishing function concurrently |
| CN108612970A (en) * | 2018-05-03 | 2018-10-02 | 西北师范大学 | A kind of comprehensive Internet of Things ecological monitoring monitoring device |
| CN209104626U (en) * | 2018-12-28 | 2019-07-12 | 武汉远大电气制造有限公司 | A kind of liftable buried distribution case |
| CN110416899B (en) * | 2019-08-12 | 2020-12-04 | 合肥通用电源设备有限公司 | Ventilation rainproof type power box |
-
2020
- 2020-01-17 CN CN202010055115.6A patent/CN111313269B/en active Active
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| Publication number | Publication date |
|---|---|
| CN111313269A (en) | 2020-06-19 |
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