CN111181021B - Overheated self-opening switch board based on hot sheetmetal - Google Patents
Overheated self-opening switch board based on hot sheetmetal Download PDFInfo
- Publication number
- CN111181021B CN111181021B CN202010061610.8A CN202010061610A CN111181021B CN 111181021 B CN111181021 B CN 111181021B CN 202010061610 A CN202010061610 A CN 202010061610A CN 111181021 B CN111181021 B CN 111181021B
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- Prior art keywords
- fire
- rod
- fixedly mounted
- extinguishing device
- distribution cabinet
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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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B51/00—Operating or controlling locks or other fastening devices by other non-mechanical means
-
- 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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention relates to the technical field of power distribution cabinets, and discloses an overheated self-opening power distribution cabinet based on a hot metal sheet. This overheated self-opening's switch board based on hot sheetmetal, be heated deformation because of hot bimetallic strip, drive the connecting rod motion, the connecting rod drives the pinion rotation, pinion drives the pinion rack motion of lower extreme, pinion rack drives the dwang emergence motion of right-hand member, the dwang drives the baffle on its top in the motion process and moves at the extinguishing device lower extreme, when the baffle moved the right-hand member, the fire extinguishing material whereabouts enters into the switch board, put out a fire, thereby reached and carried out the effect of putting out a fire at the self-triggering extinguishing device.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a hot metal sheet-based overheating self-opening power distribution cabinet.
Background
The power distribution cabinet can be divided into a power distribution cabinet and a lighting distribution cabinet, is final-stage equipment of a power distribution system, is a general name of a motor control center, and is used for occasions with concentrated loads and more loops, the power distribution cabinets distribute electric energy of a certain circuit of upper-stage power distribution equipment to nearby loads, protect, monitor and control the loads, and the power distribution cabinet can also utilize novel materials while being used, for example, thermal bimetal is frequently used, the thermal bimetal is a composite material formed by firmly fixing two or more metals with different thermal expansion coefficients or metal combined elements together, and can deform when being heated.
And there are complicated wiring and more stub inside the electric power cabinet, consequently, when the short circuit condition takes place for the circuit, the electric power cabinet also is the easiest damage, and when the electric power cabinet is inside on fire, if staff and user do not in time discover, can cause very big loss so, if discovery when the intensity of a fire is less, suddenly open the distribution cabinet door, lead to a large amount of air admission, cause the intensity of a fire grow, not only lead to the fact the injury to the personnel of opening the door like this, also cause the secondary to the distribution cabinet to destroy simultaneously.
For solving the problem, a power distribution cabinet is urgently needed, when encountering the nature, the power distribution cabinet firstly starts a fire extinguishing device with self to extinguish the fire, and meanwhile, after the fire is controlled, the cabinet door is controlled to be opened.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a hot metal sheet-based overheating self-opening type power distribution cabinet, which has the advantages of timely extinguishing a fire source, automatically opening a cabinet door after extinguishing the fire source and the like, and solves the problems that the fire behavior cannot be timely controlled when the conventional power distribution cabinet encounters a fire disaster, and secondary damage is caused when the door is opened in the fire disaster.
(II) technical scheme
In order to realize the purposes of timely extinguishing a fire source, automatically opening a cabinet door after extinguishing the fire source and the like, the invention provides the following technical scheme: a superheated self-opening power distribution cabinet based on a hot metal sheet comprises a cabinet body, wherein a groove body is formed in the cabinet body, a hot bimetallic sheet is fixedly mounted at the left end of the groove body, a connecting rod is fixedly mounted at the right end of the hot bimetallic sheet, the right end of the connecting rod is fixedly mounted at the eccentric position of a rotating gear, a movable toothed plate corresponding to the rotating gear is movably mounted at the bottom end of the groove body, a first spring is fixedly mounted between the left end of the movable toothed plate and the groove body, a fire extinguishing device is fixedly mounted at the top of the right end of the cabinet body, a rotating rod is movably mounted at the lower end of the fire extinguishing device, a baffle is fixedly mounted at the upper end of the rotating rod, a second spring is fixedly mounted between the upper end of the rotating rod and the cabinet body, a trigger rod corresponding to the baffle is movably mounted at the left end of the fire, a limiting groove is formed in the fixing block, a third spring is fixedly mounted between the bottom end of the fixing block and the bottom end of the fixing frame, and a collision rod is fixedly mounted at the upper end of the fixing block.
Preferably, the slewing gear rotates through first bracing piece and connects in the inside of the cabinet body, and the material of usefulness of putting out a fire is equipped with in extinguishing device's inside, is heated deformation through hot bimetallic strip, drives the connecting rod motion, and the connecting rod drives the slewing gear and rotates, and the slewing gear drives the movable gear plate motion of lower extreme, and movable gear plate drives the dwang emergence motion of right-hand member, and the dwang drives the baffle on its top at the motion of extinguishing device lower extreme motion in-process.
Preferably, the bottom of dwang and the associative relation of swing tooth board are swing joint, and the dwang passes through second bracing piece movable mounting on the cabinet body, can drive the dwang through the swing tooth board motion and take place to rotate on the second bracing piece to the baffle that can realize the top of dwang can take place to squint at extinguishing device's lower extreme.
Preferably, extinguishing device's bottom oral area is the narrow limit design, and the width of design is corresponding with the size of baffle, and under the normal work of switch board, extinguishing material whereabouts is normally plugged up to the baffle, blocks extinguishing material whereabouts, and when the baffle takes place to take place to remove under the effect of dwang, extinguishing material whereabouts enters into the switch board, puts out a fire to the effect of putting out a fire at automatic trigger extinguishing device has been reached.
Preferably, the front end fixed mounting of trigger lever has the stopper corresponding with the spacing groove, takes place deformation through hot bimetallic strip under the effect of temperature, thereby drive the dwang and take place the motion, the dwang drives the baffle motion, the baffle drives the trigger lever motion when moving the right-hand member, thereby the trigger lever drives the stopper and leaves the spacing groove, thereby release the fixed block, the fixed block is popped out in the elastic force effect that fixed frame received the third spring, thereby the bolt is knocked off to the lance, has played the effect of opening the cabinet door.
Preferably, fixed mounting has a fourth spring on the terminal surface that the trigger lever is close to extinguishing device, and fourth spring fixed mounting is on the cabinet body, and the fourth spring plays the effect that resets, and when the baffle drove the trigger lever motion once, under the effect of fourth spring, can resume original state to can close the cabinet door.
Preferably, the switch board passes through the bolt mode and connects, and the lower extreme and the lance of bolt are located same horizontal plane, receive the effect of lance down, and the bolt is knocked open, thereby the cabinet door can be opened.
(III) advantageous effects
Compared with the prior art, the invention provides a hot metal sheet-based overheating self-opening power distribution cabinet, which has the following beneficial effects:
1. this overheated self-opening's switch board based on hot sheetmetal, be heated deformation through hot bimetallic strip, drive the connecting rod motion, the connecting rod drives the pinion rotation, pinion drives the pinion rack motion of lower extreme, pinion rack drives the dwang emergence motion of right-hand member, the dwang drives the baffle on its top in the motion process and moves at the extinguishing device lower extreme, when the baffle moved the right-hand member, the fire extinguishing material whereabouts enters into the switch board, put out a fire, thereby reached and put out a fire the effect at the automatic triggering extinguishing device.
2. This overheated switch board from open based on hot sheetmetal takes place deformation through hot bimetallic strip under the effect of temperature, thereby drive the dwang and take place the motion, the dwang drives the baffle motion, the baffle drives the trigger lever motion when moving the right-hand member, thereby the trigger lever drives the stopper and leaves the spacing groove, thereby release the fixed block, the fixed block is popped out in the elastic force effect that fixed frame received the third spring, thereby the spring has been knocked out to the lance, has played the effect of opening the cabinet door.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure A of the present invention;
FIG. 3 is a schematic view of a fixing frame according to the present invention;
FIG. 4 is a top cross-sectional view of the trigger lever structure of the present invention;
FIG. 5 is a schematic view of a power distribution cabinet door according to the present invention;
fig. 6 is a schematic connection diagram of the fixed frame and cabinet structure of the present invention.
In the figure: 1 cabinet body, 2 cell bodies, 3 hot bimetallic strips, 4 connecting rods, 5 slewing gears, 6 movable toothed plates, 7 first springs, 8 extinguishing device, 9 slewing rods, 10 baffle plates, 11 second springs, 12 trigger bars, 13 fixed frames, 14 fixed blocks, 15 spacing grooves, 16 third springs, 17 striker rods, 18 spacing blocks and 19 fourth springs.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an overheated self-opening power distribution cabinet based on hot metal sheets comprises a cabinet body 1, a tank body 2 is arranged on the cabinet body 1, a hot bimetallic strip 3 is fixedly installed at the left end of the tank body 2, a connecting rod 4 is fixedly installed at the right end of the hot bimetallic strip 3, the right end of the connecting rod 4 is fixedly installed at the eccentric position of a rotating gear 5, the rotating gear 5 is rotatably connected inside the cabinet body 1 through a first supporting rod, a material for fire extinguishing is installed inside a fire extinguishing device 8, the connecting rod 4 is driven to move by the thermal deformation of the hot bimetallic strip 3, the connecting rod 4 drives the rotating gear 5 to rotate, the rotating gear 5 drives a movable toothed plate 6 at the lower end to move, the movable toothed plate 6 at the right end is driven by the movable toothed plate 6 to move, the rotating rod 9 drives a baffle 10 at the top end to move at the lower end of the fire extinguishing device 8 in the moving process, a first spring 7 is fixedly installed between the left end of the movable toothed plate 6 and the groove body 2, a fire extinguishing device 8 is fixedly installed at the top of the right end of the cabinet body 1, the bottom opening of the fire extinguishing device 8 is designed to be narrow, the designed width corresponds to the size of the baffle 10, under the normal work of the power distribution cabinet, the baffle 10 normally blocks the opening of the fire extinguishing device 8 to block the falling of fire extinguishing materials, when the baffle 10 moves under the action of the rotating rod 9, the fire extinguishing materials fall into the power distribution cabinet to extinguish a fire, so that the effect of extinguishing a fire by automatically triggering the fire extinguishing device 8 is achieved, a rotating rod 9 is movably installed at the lower end of the fire extinguishing device 8, the bottom end of the rotating rod 9 is movably connected with the movable toothed plate 6, the rotating rod 9 is movably installed on the cabinet body 1 through a second supporting rod, and the rotating rod 9 can be driven to rotate on the, thereby realizing that the baffle 10 above the rotating rod 9 can deviate at the lower end of the fire extinguishing device 8, the baffle 10 is fixedly arranged at the upper end of the rotating rod 9, the second spring 11 is fixedly arranged between the upper end of the rotating rod 9 and the cabinet body 1, the trigger rod 12 corresponding to the baffle 10 is movably arranged at the left end of the cabinet body 1 and at the left end of the fire extinguishing device 8, the limiting block 18 corresponding to the limiting groove 15 is fixedly arranged at the front end of the trigger rod 12, the thermal bimetallic strip 3 deforms under the action of temperature to drive the rotating rod 9 to move, the rotating rod 9 drives the baffle 10 to move, the baffle 10 drives the trigger rod 12 to move when moving to the right end, the trigger rod 12 drives the limiting block 18 to leave the limiting groove 15, thereby releasing the fixed block 14, the fixed block 14 is ejected under the elastic action of the third spring 16 in the fixed frame 13, and the bolt is ejected by the impact rod, the cabinet door has the advantages that the cabinet door opening effect is achieved, the fixed frame 13 is fixedly installed between the trigger rod 12 and the front end of the cabinet body 1, the fixed block 14 is movably installed inside the fixed frame 13, the limiting groove 15 is formed in the fixed block 14, the third spring 16 is fixedly installed between the bottom end of the fixed block 14 and the bottom end of the fixed frame 13, the collision rod 17 is fixedly installed at the upper end of the fixed block 14, the power distribution cabinet is connected in a bolt mode, the lower end of the bolt and the collision rod 17 are located on the same horizontal plane, the bolt is collided open under the action of the collision rod 17, the cabinet door can be opened, the fourth spring 19 is fixedly installed on the end face, close to the fire extinguishing device 8, of the trigger rod 12, the fourth spring 19 is fixedly installed on the cabinet body 1, the fourth spring 19 achieves the resetting effect, when the trigger rod 12 is driven by the baffle plate 10 to move once, thereby the cabinet door can be closed.
The working principle is as follows: when the fire extinguishing device is used, the connecting rod 4 is driven to move through the thermal deformation of the thermal bimetallic strip 3, the connecting rod 4 drives the rotating gear 5 to rotate, the rotating gear 5 drives the movable toothed plate 6 at the lower end to move, the movable toothed plate 6 drives the rotating rod 9 at the right end to move, the rotating rod 9 drives the baffle plate 10 at the top end of the fire extinguishing device to move at the lower end of the fire extinguishing device 8 in the moving process, when the baffle plate 10 moves to the right end, the fire extinguishing material falls into the power distribution cabinet to extinguish fire, and therefore the effect of extinguishing fire by automatically triggering the fire extinguishing device 8 is achieved, when the baffle 10 moves to the rightmost end, the trigger rod 12 is driven to move, so that the trigger rod 12 drives the limiting block 18 to leave the limiting groove 15, thereby releasing the fixed block 14, the fixed block 14 is ejected out in the fixed frame 13 by the elastic force of the third spring 16, and the striker 17 pushes the bolt open, which has the effect of opening the cabinet door.
To sum up, this overheated self-opening's switch board based on hot sheetmetal, through setting up hot bimetallic strip 3, when the temperature obviously improved in the switch board, can take place the effect of deformation through hot bimetallic strip 3, at first open extinguishing device 8 and put out a fire, after the control intensity of a fire, open the cabinet door.
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 (7)
1. The utility model provides an overheated self-opening switch board based on hot sheetmetal, includes the cabinet body (1), its characterized in that: the fire-extinguishing cabinet is characterized in that a tank body (2) is arranged on the cabinet body (1), a thermal bimetallic strip (3) is fixedly mounted at the left end of the tank body (2), a connecting rod (4) is fixedly mounted at the right end of the thermal bimetallic strip (3), a right end of the connecting rod (4) is fixedly mounted at the eccentric position of a rotating gear (5), a movable toothed plate (6) corresponding to the rotating gear (5) is movably mounted at the bottom end of the tank body (2), a first spring (7) is fixedly mounted between the left end of the movable toothed plate (6) and the tank body (2), a fire-extinguishing device (8) is fixedly mounted at the top of the right end of the cabinet body (1), a rotating rod (9) is movably mounted at the lower end of the fire-extinguishing device (8), a baffle (10) is fixedly mounted at the upper end of the rotating rod (9), a second spring (11) is fixedly mounted between the upper end of the rotating rod (9) and the cabinet body (1), a trigger, a fixed frame (13) is fixedly installed at the front ends of the trigger rod (12) and the cabinet body (1), a fixed block (14) is movably installed inside the fixed frame (13), a limiting groove (15) is formed in the fixed block (14), a third spring (16) is fixedly installed between the bottom end of the fixed block (14) and the bottom end of the fixed frame (13), and a collision rod (17) is fixedly installed at the upper end of the fixed block (14).
2. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: the rotating gear (5) is rotatably connected inside the cabinet body (1) through a first supporting rod, and the fire extinguishing device (8) is internally provided with a material for fire extinguishing.
3. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: the bottom of dwang (9) is swing joint with the relation of being connected of adjustable tooth plate (6), dwang (9) through second bracing piece movable mounting on the cabinet body (1).
4. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: the mouth part at the bottom end of the fire extinguishing device (8) is designed to be a narrow edge, and the designed width corresponds to the size of the baffle (10).
5. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: the front end of the trigger rod (12) is fixedly provided with a limiting block (18) corresponding to the limiting groove (15).
6. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: a fourth spring (19) is fixedly mounted on the end face, close to the fire extinguishing device (8), of the trigger rod (12), and the fourth spring (19) is fixedly mounted on the cabinet body (1).
7. The hot metal sheet-based overheated self-opening electrical distribution cabinet according to claim 1, characterized in that: the power distribution cabinet is connected in a bolt mode, and the lower end of the bolt and the impact rod (17) are located on the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010061610.8A CN111181021B (en) | 2020-01-19 | 2020-01-19 | Overheated self-opening switch board based on hot sheetmetal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010061610.8A CN111181021B (en) | 2020-01-19 | 2020-01-19 | Overheated self-opening switch board based on hot sheetmetal |
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| Publication Number | Publication Date |
|---|---|
| CN111181021A CN111181021A (en) | 2020-05-19 |
| CN111181021B true CN111181021B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010061610.8A Active CN111181021B (en) | 2020-01-19 | 2020-01-19 | Overheated self-opening switch board based on hot sheetmetal |
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| CN (1) | CN111181021B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111972859A (en) * | 2020-08-31 | 2020-11-24 | 广州广裕企业管理有限公司 | Fireproof file cabinet utilizing bimetallic strip principle |
| CN112167844A (en) * | 2020-09-27 | 2021-01-05 | 广州舞磊科技有限公司 | Multifunctional file cabinet |
| CN112437576B (en) * | 2020-11-24 | 2022-01-07 | 汪清县振发投资有限公司 | Inverter heat dissipation device for photovoltaic power generation |
| CN113097871B (en) * | 2021-04-22 | 2022-11-11 | 福建光宇电力设备有限公司 | Over-and-under type switch board convenient to heat dissipation removes damp |
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| JP2013115968A (en) * | 2011-11-30 | 2013-06-10 | Jfe Steel Corp | Detection device for abnormality in power reception and distribution board |
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| CN108166861A (en) * | 2018-01-10 | 2018-06-15 | 安徽金达防爆电气有限公司 | A kind of automatic door locking device for door opening electrical outage explosion-proof tank |
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| US20030020379A1 (en) * | 2000-07-13 | 2003-01-30 | Larsen Lars R. | Cabinet with a removable and reversible door |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4834161A (en) * | 1986-02-11 | 1989-05-30 | Won-Door Corporation | Folding firedoor lead post assembly |
| JP2013115968A (en) * | 2011-11-30 | 2013-06-10 | Jfe Steel Corp | Detection device for abnormality in power reception and distribution board |
| CN203961712U (en) * | 2013-12-31 | 2014-11-26 | 安泰恒通门业(天津)有限公司 | Two labeled doors of opening with pre-buried expanding sealing strips |
| EP2993746A1 (en) * | 2014-09-05 | 2016-03-09 | Celsion Brandschutzsysteme GmbH | Transportable fire protection system for electrical systems |
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| Publication number | Publication date |
|---|---|
| CN111181021A (en) | 2020-05-19 |
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Effective date of registration: 20210625 Address after: 255000 1st floor, South span, no.23-d plant, Instrument Industrial Park, no.9009 Qinglongshan Road, high tech Zone, Zibo City, Shandong Province Applicant after: Shandong Jizheng Electric Technology Co.,Ltd. Address before: No.104 Xingfu East Street, Jiefang District, Jiaozuo City, Henan Province Applicant before: Zhang Jinhui |
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