CN206180428U - Fireproof distribution box - Google Patents

Abstract

The utility model provides a fireproof distribution box, including interior box and outer box, outer box is used for the heat dissipation for the ventilation structure, interior box is including the door body and a plurality of PLASTIC LAMINATED of assembling, the PLASTIC LAMINATED includes a pair of first PLASTIC LAMINATED, second PLASTIC LAMINATED and third PLASTIC LAMINATED, the door body and first PLASTIC LAMINATED are articulated, the top of first PLASTIC LAMINATED and second PLASTIC LAMINATED is equipped with the mount pin, the one side of third PLASTIC LAMINATED and first PLASTIC LAMINATED and the contact of second PLASTIC LAMINATED, it has the mounting groove to open, be equipped with the cooperation of mounting hole and mount pin in the mounting groove, the one side of second PLASTIC LAMINATED and the contact of first PLASTIC LAMINATED sets up the mount pin, the one side of first PLASTIC LAMINATED and the contact of second PLASTIC LAMINATED sets up the mounting groove, set up the mounting hole in the mounting groove, mounting hole and mount pin are mutually supported. Through the improvement of leakproofness, increase block terminal inner electronic component's fire behavior.

Description

Fire-retardent distribution box

Technical field

This utility model is related to distribution box field, more particularly to fire-retardent distribution box.

Background technology

Distribution box is electric control appliance indispensable in people family, and its major function is for installing switch, instrument concentratedly The device of lamp electric equipment.With the burning hot development of development of real estate, people change house in the hope of improving the hope of housing condition It is gradually accomplished, as the device of the control overall all Electric controls of house --- distribution box becomes the Electric control of indispensability Device.

Application number 201310467823.0 discloses a kind of High-flame-retardancfireproof fireproof heat dissipation power distribution box, including the interior case of distribution box Body and interior chamber door, in the lower end of internal box base is provided with, and the shell for placing inserted base is covered with the outside of internal box, is passed through Shell, oxygen discharging hose is inserted with the upper end of internal box, is set through shell, the side insertion in the lower end of internal box Carbon dioxide flexible pipe is equipped with, the outer end of carbon dioxide flexible pipe is connected with dioxide bottle, in oxygen discharging hose With the first electromagnetic valve and the second electromagnetic valve are respectively arranged with carbon dioxide flexible pipe, top is provided with dioxy in internal box Change carbon detector, carbon dioxide detector, the first electromagnetic valve and the second electromagnetic valve with controller by connecting.This practicality is relative Sealing between the invention proposes another structure for the PLASTIC LAMINATED for solving internal box.

Utility model content

The purpose of this utility model is to provide a kind of fire-retardent distribution box, and by the sealing for improving internal box, increase is matched somebody with somebody The fire protecting performance of electronic component in electronic box.

Above-mentioned purpose of the present utility model technical scheme is that：A kind of fire-retardent distribution box, including Internal box and outer case, outer case is that aeration structure is used to radiate, and internal box includes door body and some combinable PLASTIC LAMINATEDs, prevents Fiery plate includes a pair first PLASTIC LAMINATEDs, the second PLASTIC LAMINATED and the 3rd PLASTIC LAMINATEDs, and door body and the first PLASTIC LAMINATED are hinged, the first fire prevention The top of plate and the second PLASTIC LAMINATED is provided with mounting pin, the one side that the 3rd PLASTIC LAMINATED is contacted with the first PLASTIC LAMINATED and the second PLASTIC LAMINATED, Mounting groove is provided with, installing hole is provided with mounting groove and mounting pin is coordinated, the one side of the second PLASTIC LAMINATED and the contact of the first PLASTIC LAMINATED sets The one side for putting mounting pin, the first PLASTIC LAMINATED and the contact of the second PLASTIC LAMINATED arranges setting installing hole, installing hole in mounting groove, mounting groove Cooperate with mounting pin.

Include internal box and outer case by adopting above-mentioned technical proposal, fire-retardent distribution box, outer case is daily for solving Electrical equipment heating problem, internal box inside is for installing electrical equipment, and internal box side wall and top and bottom are all Be made up of PLASTIC LAMINATED, internal box and side wall includes the first PLASTIC LAMINATED and the second PLASTIC LAMINATED, the top of internal box is the 3rd PLASTIC LAMINATED.The composition of internal box is not the conventional welding manner or screw fixed form for adopting, because both modes Requirement to artificial proficiency than larger, therefore, the sealing controllability of internal box is poor.It is each that this practicality employs internal box Pin joint mode is adopted between individual PLASTIC LAMINATED, anthropic factor is reduced at least, the 3rd PLASTIC LAMINATED bottom surface with door body except contacting Outside one end, other all arrange the top for starting some installing holes, the second PLASTIC LAMINATED and the first PLASTIC LAMINATED in mounting groove, mounting groove Mounting pin is set, and both wall thickness are consistent with the width of mounting groove, the cooperation that mounting pin and installing hole can be complete.First The part of PLASTIC LAMINATED and the contact of the second PLASTIC LAMINATED equally arranges mounting groove and installing hole, the wall thickness and installation groove width of the second PLASTIC LAMINATED Degree is identical, and its top arranges mounting pin and is used to be cooperated with installing hole.By this kind of fit system, not only increase interior The sealing of casing, also improves the serious forgiveness of installation rate and installation.

Preferably, fire prevention adhesive layer is provided with mounting groove.

By adopting above-mentioned technical proposal, in order to mutually pin joint brings installation between PLASTIC LAMINATED when further solving to install The expansion of groove, so arrange fire prevention adhesive layer in mounting groove to be used to improve close between mounting groove and other one piece of PLASTIC LAMINATED Feng Xing.

Preferably, elasticity is provided between door body and the first PLASTIC LAMINATED and turns part, the elasticity turns part and is connected to the first PLASTIC LAMINATED In exterior side wall and door body, the elasticity turns part for sealing the gap that door body and the first PLASTIC LAMINATED are hinged.

Actually producing and using by adopting above-mentioned technical proposal, the part being hinged between door body and the first PLASTIC LAMINATED Cheng Zhong, both are also apertured even at closure state, and to its fire guard adverse effect is carried out.Therefore in door body and first Elasticity is provided between PLASTIC LAMINATED and turns part, elasticity turns the gap that part can be close between door body and the first PLASTIC LAMINATED, for improving two The sealing of person.

Preferably, the elastic outside bending place for turning part is provided with fillet.

By adopting above-mentioned technical proposal, in order to ensure that elasticity turns the number of times of part rotation, so elasticity turns the outer lateral bending of part Fillet is set at folding, and fillet is more projected relative to right angle bend resistance shape.

Preferably, the top of door body is provided with sealing blend stop.

By adopting above-mentioned technical proposal, certain gap is there is also between door body and the 3rd PLASTIC LAMINATED, in order to further Both sealings are improved, therefore sealing blend stop, the gap between the door body and the 3rd PLASTIC LAMINATED are set on the top of door body Replaced by sealing blend stop.

Preferably, it is fixed with rock wool layer on the inwall of internal box.

It is attached on the inwall of internal box by adopting above-mentioned technical proposal, rock wool layer, between electronic component and internal box Isolated by rock wool, even if the fire shield surface of internal box is very high, the working environment of electronic component is also unaffected.

Preferably, rock wool is laminated and internal box side wall is fixed, and its another side is bonded with ceramic height by high temperature resistant glue Lithium fibrous paper.

By adopting above-mentioned technical proposal, because rock wool is mushy material, its material easily comes off, therefore on its surface Bond ceramic high lithium fibrous paper.In the premise for preventing it from coming off, ceramic high lithium fibrous paper also has heat-proof quality.

Preferably, it is coated with refractory coating on internal box outer wall.

By adopting above-mentioned technical proposal, the spray refractory coating on internal box increases internal box fire resistance, it is to avoid overheated Internal box metallicity is changed.Refractory coating is made up of the ceramic particle of double-component, and ceramic particle moves to coating Surface, covers radiation agent.When radiant heat wave reaches coating surface, radiated wave bypasses surface ceramic material molecule, then Absorbed by radiation agent.These ceramic material molecules also absorb to cause after heat portion of energy and itself vibrate, and temperature is higher, these Molecular vibration must be faster, and less heat can be passed in material below, so as to produce more effective heat insulation effect.

Preferably, thermal insulation layer is provided between internal box and outer case.

By adopting above-mentioned technical proposal, when there is fire, the temperature for ensureing internal box is needed excessively not rise Height, therefore thermal insulation layer is set between internal box and outer case.Thermal insulation layer has obvious resistance to heat transfer.

Preferably, thermal insulation layer by silica aerogel material felt into.

By adopting above-mentioned technical proposal, aerosil felt is, with aerosil as body material, to lead to Cross high-tech process combining to form.It has aerogel blanket that is flexible, environmentally friendly, can suppressing radiation, can flexibly construct, its heat conduction system Number is extremely low, can carry out insulation in 1000 DEG C of temperature ranges.

In sum, this utility model has the advantages that：The internal box sealing of this practical fire-retardent distribution box It is prominent, solve the problems, such as the entrance of high temperature and burning things which may cause a fire disaster.

Description of the drawings

Fig. 1 is outer case structural representation；

Fig. 2 is internal box structural representation；

Fig. 3 is the structural representation of the 3rd PLASTIC LAMINATED；

Fig. 4 is the structural representation of the second PLASTIC LAMINATED；

Fig. 5 is the structural representation of the first PLASTIC LAMINATED；

Fig. 6 is the structural representation that elasticity turns part；

Fig. 7 is internal box schematic cross-section；

Fig. 8 is the schematic cross-section of mounting groove；

Fig. 9 is the schematic cross-section of door body and sealing blend stop.

Reference：1st, outer case；2nd, internal box；3rd, door body；4th, installing hole；5th, mounting pin；6th, PLASTIC LAMINATED；61st, first PLASTIC LAMINATED；62nd, the second PLASTIC LAMINATED；63rd, the 3rd PLASTIC LAMINATED；7th, fire prevention adhesive layer；8th, elasticity turns part；81st, fillet；9th, sealing gear Bar；10th, rock wool layer；11st, ceramic high lithium fibrous paper；12nd, refractory coating；13rd, thermal insulation layer；14th, mounting groove.

Specific embodiment

This utility model is described in further detail below in conjunction with accompanying drawing.

As shown in figure 1, a kind of fire-retardent distribution box, including outer case 1, air outlet is set in outer case 1, outer case 1 is at it The three side walls in addition to door body arrange the structure.

As shown in Fig. 2 fire-retardent distribution box also includes internal box 2, thermal insulation layer 13 is filled between internal box 2 and outer case 1, Thermal insulation layer 13 is made up of aerosil felt material.Aerosil felt is former by main body of aerosil Material, is formed by high-tech process combining.It has aerogel blanket that is flexible, environmentally friendly, can suppressing radiation, can flexibly construct, its Heat conductivity is extremely low, can carry out insulation in 1000 DEG C of temperature ranges.

As shown in Fig. 3 ~ 5, the side wall of internal box 2, top, base plate and door body 3 are all made up of PLASTIC LAMINATED 6.First The PLASTIC LAMINATED 62 of PLASTIC LAMINATED 61 and second constitutes the side wall of internal box 2, and the 3rd PLASTIC LAMINATED 6 constitutes the top of internal box 2.3rd prevents In addition to the one end contacted with door body 3, other all arrange and start in mounting groove 14, mounting groove 14 some installations the bottom surface of fiery plate 6 The top of hole 4, the second PLASTIC LAMINATED 62 and the first PLASTIC LAMINATED 61 arranges mounting pin 5, and both wall thickness and mounting groove 14 width Degree is consistent, the cooperation that mounting pin 5 and installing hole 4 can be complete.The part of the first PLASTIC LAMINATED 61 and the contact of the second PLASTIC LAMINATED 62 is same Sample arranges mounting groove 14 and installing hole 4, and the wall thickness of the second PLASTIC LAMINATED 62 is identical with the width of mounting groove 14, and its top arranges peace Dress pin 5 is used for and installing hole 4 cooperates.

As seen in figs, the PLASTIC LAMINATED 61 of door body 3 and first is hinged, and gap can be also left when it is closed, therefore Elasticity is connected between the first PLASTIC LAMINATED 61 and door body 3 and turns part 8, elasticity turns part 8 for sealing both gaps.In order to ensure Elasticity turns the number of times that part rotates 8, so the outside bending place that elasticity turns part 8 arranges fillet 81, fillet 81 is relative to right angle bending resistance Folding shape is more projected.

As shown in figure 9, arranging sealing blend stop 9 at the top of door body 3, sealing blend stop 9 is used to seal the fire prevention of door body 3 and the 3rd Gap between plate 6.Because the sealing of internal box 2 is projected, the electrical equipment working environment for causing internal box 2 is restricted.

As shown in figs. 2 and 7, be coated with refractory coating 12 on the outer wall of internal box 2, refractory coating 12 by double-component pottery Porcelain granule composition, ceramic particle moves to coating surface, covers radiation agent.When radiant heat wave reaches coating surface When, radiated wave bypasses surface ceramic material molecule, is then just absorbed by radiation agent.These ceramic material molecules also absorb heat Cause after portion of energy and itself vibrate, temperature is higher, these molecular vibrations must be faster, less heat can pass to material below In, so as to produce more effective heat insulation effect.Rock wool 10 is mounted with the inwall of internal box 2, rock wool 10 passes through high-temperature plastic Water has bonded ceramic high lithium fibrous paper 11.The spray refractory coating 12 on internal box 2, increases the fire resistance of internal box 2, it is to avoid overheated Internal box metallicity is changed.Rock wool layer 10 is attached on the inwall of internal box 2, is passed through between electronic component and internal box 2 Rock wool is isolated, even if the fire shield surface of internal box 2 is very high, the working environment of electronic component is also unaffected.By It is mushy material in rock wool layer 10, its material easily comes off, therefore in its high lithium fibrous paper 11 of surface bonding ceramics.Preventing Its premise for coming off, ceramic high lithium fibrous paper 11 also has heat-proof quality.

As shown in figure 8, arrange fire prevention adhesive layer 7 in mounting groove 14 to be used to improve mounting groove 14 and other one piece of fire prevention Sealing between plate.

This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model Field technique personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but As long as all being protected by Patent Law in right of the present utility model.

Claims (10)

1. a kind of fire-retardent distribution box, including internal box（2）And outer case（1）, the outer case（1）It is used to dissipate for aeration structure Heat, is characterized in that：The internal box（2）Including door body（3）With some combinable PLASTIC LAMINATEDs（6）, the PLASTIC LAMINATED（6）Including A pair first PLASTIC LAMINATEDs（61）, the second PLASTIC LAMINATED（62）And the 3rd PLASTIC LAMINATED（63）, the door body（3）With the first PLASTIC LAMINATED （61）It is hinged, first PLASTIC LAMINATED（61）With the second PLASTIC LAMINATED（62）Top be provided with mounting pin（5）, the 3rd PLASTIC LAMINATED （63）With the first PLASTIC LAMINATED（61）With the second PLASTIC LAMINATED（62）The one side of contact, is provided with mounting groove（14）, the mounting groove（14） Inside it is provided with installing hole（4）And mounting pin（5）Coordinate, second PLASTIC LAMINATED（62）With the first PLASTIC LAMINATED（61）The one side of contact sets Put mounting pin（5）, first PLASTIC LAMINATED（61）With the second PLASTIC LAMINATED（62）The one side of contact arranges mounting groove（14）, mounting groove （14）Interior setting installing hole（4）, installing hole（4）And mounting pin（5）Cooperate.

2. fire-retardent distribution box according to claim 1, is characterized in that：The mounting groove（14）Inside it is provided with fire prevention adhesive layer （7）.

3. fire-retardent distribution box according to claim 1, is characterized in that：The door body（3）With the first PLASTIC LAMINATED（61）Between It is provided with elasticity and turns part（8）, the elasticity turns part（8）It is connected to the first PLASTIC LAMINATED（61）Exterior side wall and door body（3）On, the bullet Property turns part（8）For sealing door body（3）With the first PLASTIC LAMINATED（61）The gap of hinged place.

4. fire-retardent distribution box according to claim 3, is characterized in that：The elasticity turns part（8）Outside bending place be provided with Fillet（81）.

5. fire-retardent distribution box according to claim 3, is characterized in that：The door body（3）Top be provided with sealing blend stop （9）.

6. fire-retardent distribution box according to claim 1, is characterized in that：The internal box（2）Inwall on be fixed with rock wool Layer（10）.

7. fire-retardent distribution box according to claim 6, is characterized in that：The rock wool layer（10）Simultaneously and internal box（2）Side Wall is fixed, and its another side is bonded with ceramic high lithium fibrous paper by high temperature resistant glue（11）.

8. fire-retardent distribution box according to claim 1, is characterized in that：The internal box（2）Fire resisting painting is coated with outer wall Layer（12）.

9. fire-retardent distribution box according to claim 1, is characterized in that：The internal box（2）And outer case（1）Between be provided with Thermal insulation layer（13）.

10. fire-retardent distribution box according to claim 9, is characterized in that：The thermal insulation layer（13）By aerosil Material felt into.