CN208493079U - A kind of Novel multi-functional fire fire extinguisher cabinet - Google Patents

Abstract

The utility model discloses a kind of Novel multi-functional fire fire extinguisher cabinets, including cabinet, cabinet top is equipped with direction board plate, first sliding groove is provided on the inside of direction board plate, slide bar is slidably connected in first sliding groove, slide bar is equipped with multiple groups indicator, and every group of indicator includes two instruction bull sticks, one end of two instruction bull sticks is rotatably arranged on slide bar respectively, and the other end is rotatably arranged on respectively in corresponding two slideways；First partition is equipped in the intracorporal cavity of case, rotation is provided with roller in first partition, the shaft lower end of roller is fixed with ratchet, ratchet matches clamping with tooth frame, sliding block is fixedly connected on tooth frame, sliding block screw thread is socketed on a horizontal stud, and safety rope is wound on roller, it is moved horizontally by rotation stud come band movable tooth frame, control tooth frame is mutually clamped or is detached from ratchet.The advantages of the utility model: being become one using rotatable direction board plate, safety rope folding and unfolding, detachable chamber door etc., and functional diversities considerably increase escape means.

Description

A kind of Novel multi-functional fire fire extinguisher cabinet

Technical field

The utility model relates to a kind of Novel multi-functional fire fire extinguisher cabinets.

Background technique

As the awareness of safety of the development people of society is also being continuously improved, it is possible to often see in public and go out Firearm case, fire extinguisher cabinet are used exclusively for the cabinet of fixed storage hand fire extinguisher for a long time, are market, factory, warehouse, office The fire-fighting equipment of the public places such as building, station and harbour indispensability, but existing fire extinguisher case is a simple case Body may only be used to place hand fire extinguisher, and it is for people to use to provide more fire-fighting equipments, occurs in this way in fire When people will lack many escape means, the utility model provides a kind of Novel multi-functional fire in order to solve the above problem Fire extinguisher cabinet.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of Novel multi-functional fire fire extinguisher Case.

The utility model is achieved through the following technical solutions:

A kind of Novel multi-functional fire fire extinguisher cabinet, including cabinet,

The cabinet top is rotatably connected to direction board plate by connecting shaft, and it is sliding that the direction board plate medial surface is provided with first Slot, slidably connects slide bar in the first sliding groove, the slide bar along its length on be provided with multiple groups indicator, accordingly , the direction board plate medial surface is provided with multiple groups slideway, multiple groups slideway and multiple indicators one in the two sides for being located at first sliding groove One is correspondingly arranged, and every group of indicator includes two instruction bull sticks, and every group of slideway includes two slideways positioned at first sliding groove two sides, One end of two instruction bull sticks is connected to each other and is rotatably arranged on slide bar respectively, and the other end of two instruction bull sticks extends to two sides And be rotatably arranged in corresponding two slideways respectively, the other end of two instruction bull sticks can be in corresponding two slideways Sliding, when slide bar is located at the limit on the left position of first sliding groove, two instruction bull sticks of every group of indicator, which are formed, is directed toward left end Arrowhead form, when slide bar is located at the limit on the right-right-hand limit position of first sliding groove, two instruction bull sticks of every group of indicator, which are formed, is directed toward the right side The arrowhead form at end；

The box house is equipped with cavity, and horizontal first partition is equipped in the cavity, is rotated in the first partition It is provided with roller, the roller is fixed in the shaft extended vertically, and the shaft lower end is passed down through the first partition simultaneously Fixing sleeve is equipped with ratchet, and the ratchet matches clamping with the tooth frame of side, is fixedly connected with sliding block on the tooth frame, and described the One partition bottom end is provided with second sliding slot, and the sliding block is slidably arranged in second sliding slot, and the sliding block screw thread is socketed in a water On flat stud, the stud outer end is protruded outwardly to except cabinet, and safety rope is wound on the roller, the safety rope One end is connected to roller, the other end runs through the side wall of cabinet and extends to the outside of cabinet, is driven by rotating the stud The tooth frame moves horizontally, and is mutually clamped or is detached from ratchet to control the tooth frame.

Further, cabinet side front end is fixedly connected there are two fixed block, and the upper end of two fixed blocks is fixed It is connected with door-hinge, the front side of the cabinet is equipped with chamber door, and the chamber door is fixedly connected with that there are two connections close to the side of fixed block Block, two link block bottom ends are provided with jack, by the way that two link blocks are inserted into respectively on two door-hinges, realize chamber door and cabinet It is flexibly connected.

Further, the direction board plate is additionally provided with the positioning device positioned in first sliding groove to slide bar, described Positioning device includes fixture block, card slot, spring, and the slide bar has the card slot on the side wall by two close end, correspondingly, The first sliding groove is equipped with the fixture block matched with card slot on the side wall by two close end, and direction board plate is arranged in the fixture block Dark intracavitary, the spring setting is described dark intracavitary, and the spring is connected to the one end of fixture block far from slide bar.

Further, direction board plate rear end is equipped with the multiple strips stretched out after horizontal direction, sets on the cabinet top There are multiple bayonets, multiple bayonets are arranged in a one-to-one correspondence with multiple strips, described when opening direction board plate state in a vertical shape Multiple strips of direction board plate rear end are just caught in multiple bayonets, realize the positioning to direction board plate.

Further, the first partition is equipped with vertical second partition, and the second partition will be above first partition Region is divided into upper left chamber and upper right chamber, and the roller is located in upper left chamber, and one horizontal the is equipped in the middle part of the upper right chamber The upper right chamber is divided into upper half area and lower half region by three partitions, the third partition.

Further, it is equipped with horizontal-extending two gag lever posts in the cavity, is opened on the tooth frame there are two limit hole, Two gag lever posts extend through two limit holes on tooth frame.

Further, the lower end of the ratchet is fixedly connected with turntable.

Further, one end of the safety rope is clamped by the fixing buckle that clip and roller are equipped with.

Further, the bottom four corners of the cabinet are equipped with fixed plate.

Further, the inside of the chamber door is equipped with glass magnesium fireproof board, and the top and the bottom of the chamber door, which are equipped with, to be extended transversely through Hole, and flame resistant glass is inlaid in two through holes, the lateral surface of the chamber door is fixedly connected with handle.

The utility model has the advantage that compared with prior art

1, a kind of Novel multi-functional fire fire extinguisher cabinet provided by the utility model, by direction board plate, safety rope folding and unfolding, Detachable chamber door etc. becomes one, and functional diversities increase the escape means of people, greatly increase the escape probability of people.

2, a kind of Novel multi-functional fire fire extinguisher cabinet provided by the utility model is provided with by two on direction board plate Indicate the arrow that bull stick is formed, by mobile slide bar (5), i.e., the direction of changeable arrow, and can be filled by positioning It sets and position of the slide bar (5) in first sliding groove (4) is positioned, so that the direction to arrow positions, assignor Towards correct safe escape route escape, avoid people and get lost in escape, increase escape probability.And operation letter It is single, convenient, fast.

3, a kind of Novel multi-functional fire fire extinguisher cabinet provided by the utility model is wound with safety rope on roller, can To facilitate people aloft to escape using safety rope when fire is larger, and can be with movable tooth frame water by rotation stud Translation is dynamic, is mutually clamped or is detached from ratchet to control tooth frame, and then realizes the latching or unlock of roller, smart structural design, It is simple to operate.

4, a kind of Novel multi-functional fire fire extinguisher cabinet provided by the utility model, chamber door, which can be convenient, efficiently to be dismantled Get off and used as fireproof shield, for hitting the comburant for stopping escape, so that people be facilitated to escape.

5, a kind of Novel multi-functional fire fire extinguisher cabinet provided by the utility model, the internal cavities of cabinet pass through multiple Partition is divided into multiple independent cavitys, can be used to place a variety of fire-fightings such as safety rope, protective garment, breathing mask and fire extinguisher Equipment increases the escape means of people.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model direction board plate opening state；

Fig. 3 is the structural schematic diagram of the positioning device of the utility model slide bar；

Fig. 4 is the structural schematic diagram that the utility model strip is matched with bayonet；

Fig. 5 is the attachment structure schematic diagram of the utility model fixed block, door-hinge and link block；

Fig. 6 is the schematic diagram of internal structure of the utility model cavity；

Fig. 7 is the structural schematic diagram that the utility model roller is connect with associated components；

Fig. 8 is enlarged drawing at the A of the utility model Fig. 7；

Fig. 9 is the bottom view that the utility model tooth frame is matched with ratchet.

Figure label: 1, cabinet, 2, direction board plate, 3, groove, 4, first sliding groove, 5, slide bar, 6, instruction bull stick, 7, cunning Road, 8, card slot, 9, fixture block, 10, dark chamber, 11, spring, 12, strip, 13, bayonet, 14, fixed block, 15, link block, 16, chamber door, 17, first partition, 18, second partition, 19, third partition, 20, roller, 21, safety rope, 22, shaft, 23, ratchet, 24, tooth Frame, 25, second sliding slot, 26, stud, 27, gag lever post, 28, turntable, 29, handle, 30, sliding block, 31, connecting shaft, 32, door-hinge, 33, cavity, 34, clip.

Specific embodiment

It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited In following embodiments.

Referring to Fig. 1 to Fig. 9, present embodiment discloses a kind of Novel multi-functional fire fire extinguisher cabinets, including cabinet 1.Cabinet 1 Top is rotatably connected to direction board plate 2 by connecting shaft 31, and 2 rear end of direction board plate is equipped with the multiple strips stretched out after horizontal direction 12,1 top of cabinet is equipped with multiple bayonets 13, and multiple bayonets 13 are arranged in a one-to-one correspondence with multiple strips 12, when opening direction board When 2 state in a vertical shape of plate, multiple strips 12 of 2 rear end of direction board plate are just caught in multiple bayonets 13, are realized to direction board plate 2 Positioning.Direction board plate 2 is opened up, when direction board plate 2 and cabinet 1 are perpendicular, strip 12 on direction board plate 2 can be with Bayonet 13 on cabinet 1 is clamped, so as to quickly that direction board plate 2 is fixed.

2 medial surface of direction board plate is provided with first sliding groove 4, and slide bar 5 is slidably connected in first sliding groove 4, and slide bar 5 has Knob facilitates and pulls slide bar 5.Slide bar 5 along its length on be provided with multiple groups indicator, correspondingly, 2 medial surface of direction board plate It is provided with multiple groups slideway 7 in the two sides for being located at first sliding groove 4, multiple groups slideway 7 is arranged in a one-to-one correspondence with multiple indicators, every group of instruction Device includes the two instruction bull sticks 6 that can form arrow, and every group of slideway 7 includes two cunnings positioned at 4 two sides of first sliding groove The one end in road 7, two instruction bull sticks 6 is connected to each other and is rotatably arranged on slide bar 5 respectively, the other ends of two instruction bull sticks 6 to Two sides extend and are rotatably arranged in corresponding two slideways 7 respectively, and the other end of two instruction bull sticks 6 can be corresponding Sliding in two slideways 7, when slide bar 5 is located at the limit on the left position of first sliding groove 4, two instruction bull sticks 6 of every group of indicator The arrowhead form for being directed toward left end is formed, when slide bar 5 is located at the limit on the right-right-hand limit position of first sliding groove 4, two fingers of every group of indicator Show that bull stick 6 forms the arrowhead form for being directed toward right end.

Direction board plate 2 is additionally provided with the positioning device positioned in first sliding groove 4 to slide bar 5, and positioning device includes card Block 9, card slot 8, spring 11, slide bar 5 has card slot 8 on the side wall by two close end, correspondingly, first sliding groove 4 is close The side wall at both ends is equipped with the fixture block 9 matched with card slot 8, and fixture block 9 is arranged in the dark chamber 10 of direction board plate 2, and spring 11 is set It sets in dark chamber 10, and spring 11 is connected to the one end of fixture block 9 far from slide bar 5.

Slide bar 5 is pulled by knob on slide bar 5, can make the outer ends of two instruction bull sticks 6 respectively in two slideways 7 It is slided to the direction far from slide bar 5, while the other end of two instruction bull sticks 6 can rotate on slide bar 5, when slide bar 5 slides into When the medium position of first sliding groove 4, the outer end of two instruction bull sticks 6 slides into the top of two slideways 7, at this moment two it is symmetrical Instruction bull stick 6 will form a vertical straight line, pull on slide bar 5 at this time, two 6 outer ends of instruction bull stick are in two slideways 7 The introversive direction close to slide bar 5 is slided, and two instruction bull sticks 6 will continue to rotate on slide bar 5, when slide bar 5 and first sliding groove 4 are another When the cell wall contact of one end, two symmetrical instruction bull sticks 6 will form an arrow opposite with original arrow direction.And pass through Above-mentioned positioning device positions position of the slide bar 5 in first sliding groove 4, to position the direction of arrow.

1 top of cabinet is additionally provided with groove 3, and the components such as the knob on bull stick 6 and slide bar 5 are indicated when direction board plate 2 is put down It can be put into the inside of groove 3, to keep direction board plate 2 more smooth when putting down.

It is equipped with cavity 33 inside cabinet 1, horizontal first partition 17 is equipped in cavity 33, rotates setting in first partition 17 There is roller 20, roller 20 is fixed in the shaft 22 extended vertically, and 22 lower end of shaft is passed down through first partition 17 and fixing sleeve Equipped with ratchet 23, the lower end of ratchet 23 is fixedly connected with turntable 28, and rotation turntable 28 can drive roller 20 to rotate, so as to The safety rope 21 run out is withdrawn, the recycling of convenient and safe rope 21.Ratchet 23 matches clamping with the tooth frame 24 of side, Sliding block 30 is fixedly connected on tooth frame 24,17 bottom end of first partition is provided with second sliding slot 25, and it is sliding that sliding block 30 is slidably arranged in second In slot 25,30 screw thread of sliding block is socketed on a horizontal stud 26, and 26 outer end of stud protrudes outwardly to except cabinet 1, roller Safety rope 21 is wound on 20, one end of safety rope 21 is connected to roller 20, the other end runs through the side wall of cabinet 1 and extends to case One end of the outside of body 1, safety rope 21 is clamped by the fixing buckle that clip 34 and roller 20 are equipped with.By rotation stud 26 come Band movable tooth frame 24 moves horizontally, and is clamped or is detached from 23 phase of ratchet to control tooth frame 24.It is equipped in cavity 33 horizontal-extending Two gag lever posts 27 are opened on tooth frame 24 there are two limit hole, and two gag lever posts 27 extend through two limit holes on tooth frame 24. The setting of two gag lever posts 27 can make tooth frame 24 more firm.When ratchet 23 and tooth frame 24 are clamped can resting barrel 20 make It is not able to rotate, and then fixes the length of safety rope 21, is convenient for people to use.When in use first rotation stud 26 make tooth frame 24 with Ratchet 23 is detached from clamping, and roller 20 can be rotated arbitrarily at this time, safety rope 21 then be pulled out, when safety rope 21 reaches specified length When spending, then stud 26 is rotated backward, tooth frame 24 and ratchet 23 is made to restore to be clamped, so that fixed safety rope 21, is convenient for people to use. The bottom four corners of cabinet 1 are equipped with fixed plate.If cabinet 1 is mounted in beside the window of building, cabinet 1 can pass through bottom The fixed plate that portion is equipped with is fixedly connected with the ground, and then the position of the present apparatus is just firmly fixed, and can directly be used in this way Installing rope 21 implements landing from window and saves oneself, the fixation buckle that one end of safety rope 21 is equipped with by clip 34 and roller 20 It connects, if necessary to take elsewhere installing rope 21 using clip 34 and fixing buckle can be unlocked away.

Cabinet side front end is fixedly connected there are two fixed block 14, and the upper end of two fixed blocks 14 is fixedly connected to door-hinge 32, the front side of cabinet 1 is equipped with chamber door 16, and chamber door 16 is fixedly connected close to the side of fixed block 14 there are two link block 15, and two 15 bottom end of link block is provided with jack, by being inserted into two link blocks 15 on two door-hinges 32 respectively, realizes chamber door 16 and cabinet 1 Flexible connection.Chamber door 16 is lifted up, link block 15 can be made to be disconnected with door-hinge 32, it then can be by chamber door 16 It removes, is used as fireproof shield.

First partition 17 is equipped with vertical second partition 18, and 17 upper area of first partition is divided by second partition 18 Upper left chamber and upper right chamber, roller 20 are located in upper left chamber, and a horizontal third partition 19, third partition are equipped in the middle part of upper right chamber Upper right chamber is divided into upper half area and lower half region by 19.The lower zone of first partition 17 can be used to store fire extinguisher, right The upper half area and lower half region of epicoele can be used to store breathing mask either protective garment.

The inside of chamber door 16 is equipped with glass magnesium fireproof board, and the top and the bottom of chamber door 16, which are equipped with, extends transversely through hole, and two run through Flame resistant glass is inlaid in hole, the lateral surface of chamber door 16 is fixedly connected with handle 29.Through hole on chamber door 16 both can be square Persons who happens to be on hand for an errand check the case where fire-fighting equipment in case, also can be convenient people and observe conditions when hitting comburant using chamber door 16.

In addition to this fire extinguisher cabinet is allowed also to can be used in dark or have smog to block in the case where, can turn in instruction The surface of bar 6 is equipped with LED light and connects live wire, and electric wire is connect through slideway 7 and with strip 12, and strip 12 uses conductive metal Material is as electric shock, and bayonet 13 is interior to be equipped with battery and also be provided with getting an electric shock, after direction board plate 2, which overturns strip 12, to be inserted into bayonet 13 Electric shock contact, the LED light that the surface of power on circuitry instruction bull stick 6 is equipped with, which can be powered, to brighten, and makees to preferably play instruction With.

Working principle: when the emergency cases such as fire occur, first opening up direction board plate 2 keeps it vertical with cabinet 1, By the fixed state in a vertical shape of direction board plate 2 under the cooperation of strip 12 and bayonet 13, slide bar 5 is then pulled to adjust the direction of arrow, To indicate escape route, then chamber door 16 is opened, then takes out and put on protective garment, puts on breathing mask, then pick up fire extinguisher It puts out a fire, if fire extinguishing purpose is not achieved in the too big fire extinguisher of the intensity of a fire, so that it may be lifted up chamber door 16, by chamber door 16 It is removed from cabinet 1, holds handle 29 and lift chamber door 16, the comburant on escape route is hit, to facilitate escape, if escaped Means of livelihood line is blocked completely, can start safety rope 21, and rotation stud 26 makes tooth frame 24 and ratchet 23 be detached from clamping first, at this moment Safety rope 21 can be pulled, safety rope 21 is put down from window, rotates backward stud again when safety rope 21 reaches designated length 26 are clamped tooth frame 24 and ratchet 23, and roller 20 is lockked, and safety rope 21 is fixed, are then escaped by safety rope 21.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle Within the scope of shield.

Claims (10)

1. a kind of Novel multi-functional fire fire extinguisher cabinet, including cabinet (1), it is characterised in that:

Cabinet (1) top is rotatably connected to direction board plate (2) by connecting shaft (31), direction board plate (2) medial surface Be provided with first sliding groove (4), slidably connect slide bar (5) in the first sliding groove (4), the slide bar (5) along its length on It is provided with multiple groups indicator, correspondingly, direction board plate (2) medial surface is provided with multiple groups in the two sides for being located at first sliding groove (4) Slideway (7), multiple groups slideway (7) are arranged in a one-to-one correspondence with multiple indicators, and every group of indicator includes two instruction bull sticks (6), often Group slideway (7) includes two slideways (7) positioned at first sliding groove (4) two sides, and one end of two instruction bull sticks (6) is connected to each other and divides It is not rotatably arranged on slide bar (5), the other end of two instruction bull sticks (6) extends to two sides and is rotatably arranged on respectively corresponding In two slideways (7), the other end of two instruction bull sticks (6) can slide in corresponding two slideways (7), work as slide bar (5) when being located at the limit on the left position of first sliding groove (4), two instruction bull sticks (6) of every group of indicator form the arrow for being directed toward left end Head shapes, when slide bar (5) is located at the limit on the right-right-hand limit position of first sliding groove (4), two instruction bull sticks (6) of every group of indicator are formed It is directed toward the arrowhead form of right end；

Cavity (33) are equipped with inside the cabinet (1), are equipped with horizontal first partition (17) in the cavity (33), described first Rotation is provided with roller (20) on partition (17), and the roller (20) is fixed in the shaft (22) extended vertically, the shaft (22) lower end is passed down through the first partition (17) and fixing sleeve is equipped with ratchet (23), the tooth frame of the ratchet (23) and side (24) clamping is matched, is fixedly connected with sliding block (30) on the tooth frame (24), first partition (17) bottom end is provided with second Sliding slot (25), the sliding block (30) are slidably arranged in second sliding slot (25), and sliding block (30) screw thread is socketed in a level Stud (26) on, stud (26) outer end protrudes outwardly to except cabinet (1), is wound with safety rope on the roller (20) (21), one end of the safety rope (21) is connected to roller (20), the other end runs through the side wall of cabinet (1) and extends to cabinet (1) outside drives the tooth frame (24) to move horizontally, to control the tooth frame (24) by rotating the stud (26) It is mutually clamped or is detached from ratchet (23).

2. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: cabinet side front end It is fixedly connected there are two fixed block (14), the upper end of two fixed blocks (14) is fixedly connected to door-hinge (32), the cabinet (1) Front side be equipped with chamber door (16), the chamber door (16) is fixedly connected close to the side of fixed block (14) there are two link block (15), Two link block (15) bottom ends are provided with jack, by being inserted into two link blocks (15) on two door-hinges (32) respectively, realize case Door (16) is flexibly connected with cabinet (1).

3. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: the direction board plate (2) It is additionally provided with the positioning device positioned in first sliding groove (4) to slide bar (5), the positioning device includes fixture block (9), card slot (8), spring (11), the slide bar (5) has the card slot (8) on the side wall by two close end, correspondingly, described first Sliding slot (4) is equipped with the fixture block (9) matched with card slot (8) on the side wall by two close end, and the fixture block (9) is arranged in direction board In the dark chamber (10) of plate (2), spring (11) setting is in the dark chamber (10), and the spring (11) is connected to fixture block (9) far from the one end of slide bar (5).

4. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: the direction board plate (2) Rear end is equipped with the multiple strips (12) stretched out after horizontal direction, and cabinet (1) top is equipped with multiple bayonets (13), multiple bayonets (13) it is arranged in a one-to-one correspondence with multiple strips (12), when opening the direction board plate (2) state in a vertical shape, the direction board plate (2) multiple strips (12) of rear end are just caught in multiple bayonets (13), realize the positioning to direction board plate (2).

5. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: the first partition (17) Be equipped with vertical second partition (18), the second partition (18) by first partition (17) upper area be divided into upper left chamber and Upper right chamber, the roller (20) are located in upper left chamber, and a horizontal third partition (19) is equipped in the middle part of the upper right chamber, described The upper right chamber is divided into upper half area and lower half region by third partition (19).

6. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: set in the cavity (33) There are horizontal-extending two gag lever posts (27), is opened on the tooth frame (24) there are two limit hole, two gag lever posts (27) are passed through respectively Wear two limit holes on tooth frame (24).

7. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: under the ratchet (23) End is fixedly connected with turntable (28).

8. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: the safety rope (21) One end is clamped by the fixing buckle that clip (34) and roller (20) are equipped with.

9. a kind of Novel multi-functional fire fire extinguisher cabinet as described in claim 1, it is characterised in that: the bottom of the cabinet (1) Portion quadrangle is equipped with fixed plate.

10. a kind of Novel multi-functional fire fire extinguisher cabinet as claimed in claim 2, it is characterised in that: the chamber door (16) Inside is equipped with glass magnesium fireproof board, and the top and the bottom of the chamber door (16), which are equipped with, extends transversely through hole, and inlays in two through holes There is flame resistant glass, the lateral surface of the chamber door (16) is fixedly connected with handle (29).