CN205610010U - Fire prevention switch board - Google Patents
Fire prevention switch board Download PDFInfo
- Publication number
- CN205610010U CN205610010U CN201620404964.7U CN201620404964U CN205610010U CN 205610010 U CN205610010 U CN 205610010U CN 201620404964 U CN201620404964 U CN 201620404964U CN 205610010 U CN205610010 U CN 205610010U
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- China
- Prior art keywords
- cabinet
- normally closed
- cabinet door
- pin joint
- switch board
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a fire prevention switch board belongs to the switch board of fire prevention usefulness among the switch board technical field, and its aim at provides the fire prevention switch board who has a fire behavior of a normal close formula, and when the conflagration takes place, the switch board of cabinet door normal close can effectively prevent burning out of the interior electronic components of switch board. Its technical scheme does: the control cabinet comprises a cabinet body and a cabinet door, the cabinet body is crossed the pin joint of pin joint device with the cabinet gate open and is connected, the pin joint device includes lobus sinister piece, fixed connection the lobus dexter piece on cabinet door of fixed connection on the cabinet body, be provided with the pin joint ring on the lobus sinister piece, be connected with the pin joint axle on the lobus dexter piece, pin joint ring cover is established in the pin joint epaxially, just still be provided with the canceling release mechanical system who is used for making cabinet door normal close between pin joint ring and the pin joint axle. The utility model is suitable for a switch board.
Description
Technical field
This utility model belongs to power distribution cabinet technical field, relates to a kind of power distribution cabinet prevented fires.
Background technology
Power distribution cabinet (case) sub-power power distribution cabinet (case) and light distribution cabinet (case), metering cabinet (case), be the final stage device of distribution system.Power distribution cabinet is the general designation of motor control center.Power distribution cabinet uses, loop less occasion relatively decentralized in duty ratio；The occasion that motor control center concentrates for load, loop is more.They distribute to load nearby the electric energy of a certain for upper level controller switching equipment circuit.This grade of equipment reply load provides protection, monitors and control.
The utility model patent of Application No. 201420464282.6 discloses a kind of power distribution cabinet, this power distribution cabinet includes cabinet and the cabinet door with cabinet pivot joint, cabinet is provided with the top cover connected by rotating shaft, the lower end of cabinet is provided with equally distributed ventilation slotted eye, the top of cabinet is provided with visual windows, the inside of cabinet is divided into multiple structure by dividing plate, and every piece of dividing plate is equipped with threading hole, is arranged with shutter on the both sides panel of cabinet.
By dividing plate, the inside of power distribution cabinet is separated for multiple structure, when physical cabling, same type of circuit connects on the same layer, and by being attached by threading hole between adjacent two-layer dividing plate, this ensures that there circuit the most orderly after accessing, will not be chaotic, and by visual windows, the circuit of power distribution cabinet can be observed, it is possible to cabinet door need not be opened；The both sides side panel of cabinet offers shutter respectively, in real work, the shutter offered can play one and accelerate cross-ventilated effect, air-flow shutter from the panel of side is entered, from the shutter of opposite side out, the flow at high speed of air-flow has just taken away the heat within power distribution cabinet.
In prior art, general cabinet door for power distributing cabinet is the most hinged with cabinet, make the cabinet door can be freely rotatable, make troubles due to the freely rotatable meeting of cabinet door with when connecting up turning to join, if in the case of there is external force, such as wind etc., then can make the situations such as cabinet door swing wantonly, even cabinet door is closed, thus cause unnecessary loss.For this, the utility model patent of Application No. 201520028815.0 discloses a kind of power distribution cabinet preventing cabinet door from swinging, and it includes cabinet and cabinet door, and cabinet door is provided with rotary shaft, cabinet door is hinged with cabinet, cabinet door is provided with ratchet, and ratchet is coaxially disposed with rotating shaft, and cabinet is provided with fixing axle, it is arranged with the ratchet for fixing cabinet door on fixing axle, ratchet matches with ratchet, fixes and is fixedly connected with torsion spring between axle and ratchet, and cabinet is provided with the resetting-mechanism for being resetted by cabinet door.This resetting-mechanism includes release link and locating ring, and locating ring is fixedly connected on ratchet, and described release link one end is fed through locating ring, and the other end of release link is arranged in cabinet and extends outside cabinet, and release link links with locating ring.
When pulling release link so that release link drives locating ring motion, locating ring drives pawl rotation, and the torsion spring generation elastic deformation being arranged between ratchet and fixing axle, and then ratchet and ratchet are not being conflicted, ratchet is not being fixed, and can be closed by power distribution cabinet by rotating cabinet door；Unclamp release link again, by the effect of the elastic force of torsion spring, ratchet is snapped in ratchet again, ratchet is fixed, it is simple to cabinet door is also fixed by the unlatching of cabinet door next time.
Though cabinet door can be fixed on a certain position by above-mentioned power distribution cabinet, prevent the swing of cabinet door.But, owing to the use environment of power distribution cabinet is the most special, and power distribution cabinet is provided with various electronic devices and components, thus power distribution cabinet need to be made to have fire protecting performance.
Summary of the invention
The purpose of this utility model is to provide the fire prevention power distribution cabinet with fire protecting performance of a kind of normally closed type, and when fire occurs, the normally closed power distribution cabinet of cabinet door can effectively prevent burning of the electronic devices and components in power distribution cabinet.
For achieving the above object, the technical solution of the utility model is:
A kind of fire prevention power distribution cabinet, including cabinet and cabinet door, described cabinet is connected by hinge device pivot joint with cabinet door；Described hinge device includes the lobus sinister sheet being fixedly connected on cabinet, the lobus dexter sheet being fixedly connected on cabinet door, it is provided with pivot joint ring on described lobus sinister sheet, connect on described lobus dexter sheet and have drive-connecting shaft, described pivot joint ring set is located on drive-connecting shaft, and is additionally provided with between described pivot joint ring and drive-connecting shaft for making the normally closed resetting-mechanism of cabinet door.
Wherein, described resetting-mechanism includes normally closed rope, normally closed spring and spring base, the first cavity is offered in described pivot joint ring, the second cavity connected with the first cavity is offered on described lobus sinister sheet, the fixing end of described normally closed rope is fixedly connected on the drive-connecting shaft in the first cavity, the free end of described normally closed rope penetrates in the second cavity after being connected on drive-connecting shaft, the free end of described normally closed rope is connected through fixing with spring base behind the center of normally closed spring, described spring base is connected on normally closed spring, and the described normally closed spring other end is pressed on the bottom of the second cavity.
Wherein, the pivot joint ring on described lobus sinister sheet is provided with at least three, multiple pivot joint ring being axially uniformly arranged along drive-connecting shaft.
Wherein, the outer surface of described cabinet and cabinet door is provided with fire resistant coating.
Compared with prior art, the beneficial effects of the utility model are:
In this utility model, cabinet door is attached by hinge device with cabinet, thus cabinet door can be freely rotatable on cabinet；It is provided with resetting-mechanism between pivot joint ring and the drive-connecting shaft of lobus dexter sheet of the lobus sinister sheet of this hinge device, the cabinet door that can be made power distribution cabinet by this resetting-mechanism is normally closed, thus external environment condition is when catching fire, this normally closed cabinet door can effectively prevent burning things which may cause a fire disaster from entering in power distribution cabinet, thus the electronic devices and components being prevented effectively from power distribution cabinet are burned out.This resetting-mechanism includes normally closed rope, normally closed spring and spring base, and on the drive-connecting shaft in the first cavity being connected on pivot joint ring of the one end of normally closed rope, the other end of normally closed rope is connected with spring base by the center of normally closed spring；When External Force Acting makes cabinet door rotate on cabinet door, more normally closed rope is around being connected on drive-connecting shaft, normally closed spring is compressed, after the external force acted on cabinet door disappears, normally closed spring recovers deformation, cabinet door is made to rotate backward and close cabinet door by reset rope, and during the closedown of cabinet door, normally closed spring is still compressed, cabinet door can be made to keep normally off thereby through this resetting-mechanism, thus remain that power distribution cabinet is internal and keep apart with power distribution cabinet external environment condition, thus when preventing fire from occurring, the electronic devices and components in power distribution cabinet are burnt in big fire in spreading to power distribution cabinet, extend the service life of power distribution cabinet.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Schematic diagram when Fig. 2 is that in this utility model, cabinet door is opened；
Fig. 3 is the structural representation of hinge device in this utility model；
Fig. 4 is the A-A sectional view of Fig. 3；
Fig. 5 is the structural representation after lobus sinister sheet and lobus dexter sheet mutually turn an angle in Fig. 4；
Wherein, reference is: 1 lobus sinister sheet, 2 pivot joint rings, 3 drive-connecting shafts, 4 lobus dexter sheets, 6 cabinets, 7 cabinet doors, 8 hinge devices, 51 spring bases, 52 second cavitys, 53 normally closed springs, 54 normally closed ropes, 55 first cavitys.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described further:
Embodiment one
A kind of fire prevention power distribution cabinet, including cabinet 6 and cabinet door 7, this cabinet 6 is connected by hinge device 8 pivot joint with cabinet door 7, thus cabinet door 7 can be freely rotatable on cabinet 6, it is achieved being turned on and off of cabinet door 7.This hinge device 8 includes lobus sinister sheet 1 and lobus dexter sheet 4, and wherein this lobus sinister sheet 1 is fixedly connected on cabinet 6, and this lobus dexter sheet 4 is fixedly connected on cabinet door 7, by making lobus sinister sheet 1 realize being turned on and off of cabinet door 7 with mutually rotating of lobus dexter sheet 4.Being provided with pivot joint ring 2 on this lobus sinister sheet 1, this lobus dexter sheet 4 is provided with drive-connecting shaft 3, this pivot joint ring 2 is set on drive-connecting shaft 3, and pivot joint ring 2 in the cofree rotation of drive-connecting shaft 3, thus can realize being turned on and off of cabinet door 7.Being additionally provided with resetting-mechanism between this pivot joint ring 2 and drive-connecting shaft 3, this resetting-mechanism is mainly used in making cabinet door 7 keep normally off；When opening cabinet door 7, the spring in resetting-mechanism is further compressed, and after the active force on cabinet door 7 disappears, resetting-mechanism recovers initial condition, and cabinet door 7 is closed.
Cabinet door 7 is attached by hinge device 8 with cabinet 6, thus cabinet door 7 can be freely rotatable on cabinet 6；It is provided with resetting-mechanism between pivot joint ring 2 and the drive-connecting shaft 3 of lobus dexter sheet 4 of the lobus sinister sheet 1 of this hinge device 8, the cabinet door 7 that can be made power distribution cabinet by this resetting-mechanism is normally closed, thus external environment condition is when catching fire, this normally closed cabinet door 7 can effectively prevent burning things which may cause a fire disaster from entering in power distribution cabinet, thus the electronic devices and components being prevented effectively from power distribution cabinet are burned out.
Embodiment two
On the basis of embodiment one, this resetting-mechanism includes normally closed rope 54, normally closed spring 53 and spring base 51.The first cavity 55 is offered in pivot joint ring 2, the second cavity 52 connected with the first cavity 55 is offered on lobus sinister sheet 1, the fixing end of normally closed rope 54 is fixedly connected on the drive-connecting shaft 3 in the first cavity 55, and on the drive-connecting shaft 3 that the normally closed rope of part 54 is in being connected on the first cavity 55, the free end of normally closed rope 54 penetrates in the second cavity 52 after being connected on drive-connecting shaft 3, the free end of normally closed rope 54 is connected through fixing with spring base 51 behind the center of normally closed spring 53, spring base 51 is connected on normally closed spring 53, and normally closed spring 53 other end is pressed on the bottom of the second cavity 52.
This resetting-mechanism includes normally closed rope 54, normally closed spring 53 and spring base 51, and on the drive-connecting shaft 3 in the first cavity 55 being connected on pivot joint ring 2 of the one end of normally closed rope 54, the other end of normally closed rope 54 is connected with spring base 51 by the center of normally closed spring 53；When External Force Acting makes cabinet door 7 rotate on cabinet door 7, more normally closed rope 54 is around being connected on drive-connecting shaft 3, normally closed spring 53 is compressed, after the external force acted on cabinet door 7 disappears, normally closed spring 53 recovers deformation, cabinet door 7 is made to rotate backward and close cabinet door 7 by reset rope, and cabinet door 7 is when closing, normally closed spring 53 is still compressed, cabinet door 7 can be made to keep normally off thereby through this resetting-mechanism, thus remain that power distribution cabinet is internal and keep apart with power distribution cabinet external environment condition, thus when preventing fire from occurring, the electronic devices and components in power distribution cabinet are burnt in big fire in spreading to power distribution cabinet, extend the service life of power distribution cabinet.
Embodiment three
On the basis of embodiment one or embodiment two, the pivot joint ring 2 on lobus sinister sheet 1 is provided with at least three, multiple pivot joint ring 2 being axially uniformly arranged along drive-connecting shaft 3.By arranging many group pivot joint rings 2, thus the connective stability that pivot joint ring 2 is set on drive-connecting shaft 3 can be improved, thus when rotating pivot joint ring 2 or drive-connecting shaft 3, can the most mutually rotate between pivot joint ring 2 and drive-connecting shaft 3.
Embodiment four
On the basis of above-described embodiment, the outer surface of cabinet 6 and cabinet door 7 is provided with fire resistant coating, and this fire resistant coating is macromolecule glass one side aluminium foil cloth sheet material or coating cloth.By arranging fire resistant coating, thus cabinet 6 and the fire protecting performance of cabinet door 7 of power distribution cabinet can be improved, effectively prevent cabinet 6 to be burned out with cabinet door 7.
Claims (4)
1. a fire prevention power distribution cabinet, including cabinet (6) and cabinet door (7), described cabinet (6) is connected by hinge device (8) pivot joint with cabinet door (7)；It is characterized in that: described hinge device (8) includes the lobus sinister sheet (1) being fixedly connected on cabinet (6), the lobus dexter sheet (4) being fixedly connected on cabinet door (7), it is provided with pivot joint ring (2) on described lobus sinister sheet (1), the upper connection of described lobus dexter sheet (4) has drive-connecting shaft (3), described pivot joint ring (2) is set on drive-connecting shaft (3), and is additionally provided with between described pivot joint ring (2) and drive-connecting shaft (3) for making the normally closed resetting-mechanism of cabinet door (7).
null2. a kind of fire prevention power distribution cabinet as claimed in claim 1，It is characterized in that: described resetting-mechanism includes normally closed rope (54)、Normally closed spring (53) and spring base (51)，The first cavity (55) is offered in described pivot joint ring (2)，The second cavity (52) connected with the first cavity (55) is offered on described lobus sinister sheet (1)，The fixing end of described normally closed rope (54) is fixedly connected on the drive-connecting shaft (3) in the first cavity (55)，The free end of described normally closed rope (54) penetrates in the second cavity (52) after being connected on drive-connecting shaft (3)，The free end of described normally closed rope (54) is connected through fixing with spring base (51) behind the center of normally closed spring (53)，Described spring base (51) is connected on normally closed spring (53)，Described normally closed spring (53) other end is pressed on the bottom of the second cavity (52).
3. a kind of fire prevention power distribution cabinet as claimed in claim 2, it is characterised in that: the pivot joint ring (2) on described lobus sinister sheet (1) is provided with at least three, multiple pivot joint ring (2) being axially uniformly arranged along drive-connecting shaft (3).
4. a kind of fire prevention power distribution cabinet as according to any one of claim 1-3, it is characterised in that: the outer surface of described cabinet (6) and cabinet door (7) is provided with fire resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620404964.7U CN205610010U (en) | 2016-05-08 | 2016-05-08 | Fire prevention switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620404964.7U CN205610010U (en) | 2016-05-08 | 2016-05-08 | Fire prevention switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205610010U true CN205610010U (en) | 2016-09-28 |
Family
ID=56969312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620404964.7U Expired - Fee Related CN205610010U (en) | 2016-05-08 | 2016-05-08 | Fire prevention switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205610010U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374359A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Domestic weak current box with locking apparatus |
| CN106374360A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Multifunctional household weak electric box |
| CN106451274A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household lockable weak current box adopting air-blowing heat dissipation |
| CN106451273A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household power supply line concentration box with locking function |
| CN106549348A (en) * | 2016-10-18 | 2017-03-29 | 成都尚智恒达科技有限公司 | A kind of multifunctional household line concentrating case |
| CN109699135A (en) * | 2019-01-22 | 2019-04-30 | 珠海格力电器股份有限公司 | Electrical box assembly and air conditioner |
-
2016
- 2016-05-08 CN CN201620404964.7U patent/CN205610010U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374359A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Domestic weak current box with locking apparatus |
| CN106374360A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Multifunctional household weak electric box |
| CN106451274A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household lockable weak current box adopting air-blowing heat dissipation |
| CN106451273A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household power supply line concentration box with locking function |
| CN106549348A (en) * | 2016-10-18 | 2017-03-29 | 成都尚智恒达科技有限公司 | A kind of multifunctional household line concentrating case |
| CN109699135A (en) * | 2019-01-22 | 2019-04-30 | 珠海格力电器股份有限公司 | Electrical box assembly and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |