CN213898734U - Explosion-proof ripples hanging plate valve with hanging plate adjusting part - Google Patents

Abstract

The utility model discloses an explosion-proof wave suspension plate valve with a suspension plate adjusting component, which comprises a door body and a suspension plate, the middle position of the door body is provided with a vent, the side wall of the door body is welded with a fixing piece positioned above the vent, the middle position of the fixing piece is connected with the connecting rod through the rotating shaft, the fixing piece is additionally arranged on the side wall of the door body for matching with the connecting rod, the suspension plate is arranged at the end part of the connecting rod, through the matching of parts such as a rotating shaft, a bolt and the like, the basic explosion-proof suspension plate valve structure is formed, the suspension plate is in an open state at ordinary times, when shock waves arrive, the suspension plate is closed by means of the wind pressure of the shock waves, increase the cushion at the hanger plate inside wall, when the hanger plate was closed, the hanger plate area cushion can the joint in the middle of the vent, and the inboard step limit structure of vent can improve the area of being connected of hanger plate and cushion and vent, reduces the possibility that the shock wave revealed from the gap between vent and the hanger plate.

Description

Explosion-proof ripples hanging plate valve with hanging plate adjusting part

Technical Field

The utility model relates to an explosion-proof ripples valve technical field specifically is an explosion-proof ripples hanging deck valve with hanging deck adjusting part.

Background

The blast-proof valve is a protection ventilation device which is used for ensuring uninterrupted ventilation in engineering under the condition of suffering air attack in civil air-defense engineering, is generally combined with a diffusion chamber for use, is divided into a suspension type (suspension plate type) and a rubber tube type according to different materials, has a steel main body, and is one of important protection devices for ensuring the survival of personnel in a tunnel of a position engineering.

In current life, the back is closed receiving the shock wave to the blast wave valve, if external temperature is higher, the position temperature of hanging deck also can be higher than indoor temperature, inconvenient from inside opening the hanging deck, and open the hanging deck from the external world, need open the door body, operate by the operator, ordinary valve hanging deck opening angle is lower, inconvenient external situation of observing, if there is remaining ripples to take place at this moment, can influence operator's safety.

Therefore, it is desirable to develop an explosion proof wave suspension flap having a suspension adjustment assembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof ripples hanging deck valve with hanging deck adjusting part increases the position that push rod assembly is used for adjusting the push pedal, conveniently adjusts the switching state of hanging deck, and the opening angle's of connecting rod and limiting plate subassembly adjustment hanging deck advantage has solved the inconvenient hanging deck of opening from inside of current hanging deck valve, can not open the problem that the hanging deck observed external state from inside.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof wave suspension plate valve with a suspension plate adjusting assembly comprises a door body and a suspension plate, wherein a vent is formed in the middle of the door body, a fixing piece located above the vent is welded on the side wall of the door body, the middle of the fixing piece is connected with a connecting rod through a rotating shaft, the suspension plate is welded at the end part of the connecting rod, the inner side wall of the suspension plate is connected with a rubber pad through a bolt, and the inner side of the vent is of a step edge structure;

the side edge of the door body is inserted with a connecting rod positioned outside the vent, the end part of the connecting rod is welded with a limiting plate, the upper end of the limiting plate is of a bent edge structure, the lower end of a cavity in the door body is connected with a first lead screw through a bearing, the middle of the first lead screw is connected with a first fixing plate in a threaded manner, the lower end of the first fixing plate is welded in the middle of the connecting rod, the end part of the first lead screw is welded with a first shaft sleeve, and the first shaft sleeve is inserted in a groove in the side wall of the door body;

the utility model discloses a door body, including door body, hanging plate, vent, limiting plate and push pedal, door body side, the recess of door body side, the push rod that is located the connecting rod top is pegged graft to the side, push rod one end has the push pedal through bolted connection, push pedal lower extreme and connecting rod up end sliding contact, door body side wall has the shielding plate through threaded connection, set up in the middle of the shielding plate with hanging plate, vent, limiting plate and push pedal assorted dodge the groove structure, the push pedal is the same with shielding plate thickness, internal portion cavity upper end of door is connected with the second lead screw through the bearing, threaded connection has the second fixed plate in the middle of the second lead screw, the welding of second fixed plate upper end is in push rod lower extreme intermediate position, the welding of second lead screw tip has the second bushing, the second bushing is pegged graft in door body side wall recess.

Preferably, the push rod and the connecting rod are arranged in parallel, the length of the push rod is smaller than that of the connecting rod, and the end part of the push plate is located on the inner side of the suspension plate.

Preferably, the middle position of the groove in the side wall of the push rod is connected with a scale plate through a bolt, and the scale plate is flush with the end face of the door body.

Preferably, the collecting box is connected to one side of the lower end of the door body through a bolt, a handle is clamped in the collecting box, the end part of the handle is of an outer hexagonal structure, the diameters of the first shaft sleeve and the second shaft sleeve are the same, and an inner hexagonal groove structure matched with the end part of the handle is formed in the end parts of the first shaft sleeve and the second shaft sleeve.

Preferably, the door body side wall is connected with a door frame through a rotating shaft, the door body is tightly clamped in the middle of the door frame, and a rubber pad is bonded at the contact position of the door body and the inner side wall of the door frame.

Preferably, a clamping block structure is welded on the side wall of the door body, a plug pin rod is inserted in the middle of the clamping block, and a positioning hole structure matched with the plug pin rod is formed in the inner side wall of the door frame.

Preferably, the middle position of the inner side wall of the door body is connected with a rotary table through a rotary shaft, the side wall of the rotary table is connected with a pull rod through a rotary shaft, and the end part of the pull rod is connected with the end part of the bolt rod through a rotary shaft.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an increase the mounting at door body lateral wall and be used for cooperating the installation connecting rod, install the hanger plate at the connecting rod tip, through the cooperation of parts such as pivot and bolt, constitute basic blast proof hanger plate valve structure, the hanger plate is in the open mode at ordinary times, when the shock wave arrives, rely on the shock wave wind pressure to close the hanger plate, increase the cushion at the hanger plate inside wall, when the hanger plate is closed, the hanger plate takes the cushion can the joint in the middle of the vent, the inboard step limit structure of vent can improve the hanger plate and the area of being connected of cushion and vent, reduce the possibility that the shock wave revealed from the gap between vent and the hanger plate;

2. the utility model discloses an increase the connecting rod that is located the vent outside in the middle of the door body, the limiting plate of connecting rod tip installation is used for spacing the hanger plate, avoid the hanger plate rotation angle too big, can not normally close along with the shock wave, increase the first lead screw of installing the first axle sleeve at door body lateral wall, rotate the first axle sleeve, the first axle sleeve can drive first lead screw rotation, first lead screw drive first fixed plate takes the connecting rod to move, make the limiting plate along with the connecting rod removes, change the interval of limiting plate and door body, thereby adjust the rotatable scope of hanger plate, and then adjust the exposure area of vent in the middle of the door body, adjust the ventilation state, drive first lead screw reverse rotation through the first axle sleeve, can cooperate the connecting rod to drive the limiting plate and move towards door body lateral wall, reduce the rotation scope of hanger plate, when the limiting plate is close to the door body, can block the hanger plate, the suspension plate is prevented from being opened accidentally due to vibration, and the safety of the interior of the valve is further ensured;

3. the utility model discloses an increase the push rod of installing the push pedal at a body side, increase at a body lateral wall simultaneously and install the hanger plate, the vent, the shielding plate in the limiting plate and the push pedal outside, the shielding plate is used for the thickness of the extension door body, easy to assemble push pedal subassembly, rotate the second shaft sleeve, drive the second lead screw through the second shaft sleeve and rotate, the second lead screw can drive the second fixed plate and remove, thereby change the position of installing the push rod at second fixed plate lower extreme, conveniently release the push pedal, make the push pedal push away the hanger plate, be used for after external shock wave, open the hanger plate from inside, conveniently observe the external conditions.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the door body assembly of the present invention;

FIG. 3 is a schematic structural view of the door body internal assembly of the present invention;

fig. 4 is a schematic view of the back structure of the present invention.

In the figure: 1. a door body; 2. a suspension plate; 3. a vent; 4. a fixing member; 5. a connecting rod; 6. a rubber pad; 7. a connecting rod; 8. a limiting plate; 9. a first lead screw; 10. a first fixing plate; 11. a first bushing; 12. a push rod; 13. pushing the plate; 14. a shielding plate; 15. a second lead screw; 16. a second fixing plate; 17. a second shaft sleeve; 18. a scale plate; 19. a collection box; 20. a handle; 21. a door frame; 22. a latch rod; 23. a turntable; 24. a pull rod.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an explosion-proof wave suspension plate valve with a suspension plate adjusting assembly comprises a door body 1 and a suspension plate 2, wherein a vent 3 is formed in the middle of the door body 1, a fixing piece 4 positioned above the vent 3 is welded on the side wall of the door body 1, the middle of the fixing piece 4 is connected with a connecting rod 5 through a rotating shaft, the suspension plate 2 is welded at the end part of the connecting rod 5, the inner side wall of the suspension plate 2 is connected with a rubber pad 6 through a bolt, and the inner side of the vent 3 is of a step edge structure;

the side wall of the door body 1 is additionally provided with a fixing part 4 for installing a connecting rod 5 in a matched mode, the suspension plate 2 is installed at the end part of the connecting rod 5, a basic explosion-proof wave suspension plate valve structure is formed through the matching of parts such as a rotating shaft, a bolt and the like, the suspension plate 2 is in an open state at ordinary times, when shock waves arrive, the suspension plate 2 is closed by means of shock wave wind pressure, a rubber pad 6 is additionally arranged on the inner side wall of the suspension plate 2, when the suspension plate 2 is closed, the suspension plate 2 with the rubber pad 6 can be clamped in the middle of the ventilation opening 3, the connection area of the suspension plate 2, the rubber pad 6 and the ventilation opening 3 can be increased through the step edge structure on the inner side of the ventilation opening 3, and the possibility that the shock waves leak from a gap between the ventilation opening 3 and the suspension plate 2 is reduced;

a connecting rod 7 positioned outside the vent 3 is inserted into the side edge of the door body 1 in an inserted mode, a limiting plate 8 is welded at the end part of the connecting rod 7, the upper end of the limiting plate 8 is of a bent edge structure, the lower end of a cavity in the door body 1 is connected with a first screw rod 9 through a bearing, a first fixing plate 10 is connected with the middle of the first screw rod 9 in a threaded mode, the lower end of the first fixing plate 10 is welded in the middle of the connecting rod 7, a first shaft sleeve 11 is welded at the end part of the first screw rod 9, and;

the connecting rod 7 positioned outside the vent 3 is additionally arranged in the middle of the door body 1, the limiting plate 8 arranged at the end part of the connecting rod 7 is used for limiting the suspension plate 2, the phenomenon that the suspension plate 2 is too large in turning angle and cannot be normally closed along with shock waves is avoided, the first lead screw 9 provided with the first shaft sleeve 11 is additionally arranged on the side wall of the door body 1, the first shaft sleeve 11 is rotated, the first lead screw 9 can drive the first lead screw 9 to rotate, the first lead screw 9 drives the first fixing plate 10 to drive the connecting rod 7 to move, so that the limiting plate 8 moves along with the connecting rod 7, the distance between the limiting plate 8 and the door body 1 is changed, the rotatable range of the suspension plate 2 is adjusted, the exposed area of the vent 3 in the middle of the door body 1 is adjusted, the ventilation state is adjusted, the first lead screw 9 is driven to reversely rotate by the first shaft sleeve 11, the limiting plate 8 can be driven to move towards the side wall of the door body 1 by matching with the connecting rod 7, and the rotation range of the suspension plate 2 is reduced, when the limiting plate 8 approaches the door body 1, the suspension plate 2 can be clamped, the suspension plate 2 is prevented from being opened accidentally due to vibration, and the safety of the interior of the valve is further ensured;

a push rod 12 positioned above the connecting rod 7 is inserted into the side edge of the door body 1, one end of the push rod 12 is connected with a push plate 13 through a bolt, the lower end of the push plate 13 is in sliding contact with the upper end face of the connecting rod 7, the side wall of the door body 1 is connected with a baffle plate 14 through a thread, an avoiding groove structure matched with the suspension plate 2, the vent 3, the limiting plate 8 and the push plate 13 is arranged in the middle of the baffle plate 14, the thickness of the push plate 13 is the same as that of the baffle plate 14, the upper end of a cavity in the door body 1 is connected with a second lead screw 15 through a bearing, the middle of the second lead screw 15 is connected with a second fixing plate 16 through a thread, the upper end of the second fixing plate 16 is welded at the middle position of the lower end of the push rod 12, a second shaft sleeve 17 is welded at the end part of the second lead screw 15, and the second shaft sleeve 17 is inserted into a groove in the side wall of the door body 1;

the side edge of the door body 1 is additionally provided with a push rod 12 provided with a push plate 13, meanwhile, the side wall of the door body 1 is additionally provided with a baffle plate 14 arranged on the outer side of the suspension plate 2, the vent 3, the limiting plate 8 and the push plate 13, the baffle plate 14 is used for expanding the thickness of the door body 1, the push plate 13 assembly is convenient to install, a second shaft sleeve 17 is rotated, a second lead screw 15 is driven to rotate through the second shaft sleeve 17, the second lead screw 15 can drive a second fixing plate 16 to move, so that the position of the push rod 12 arranged at the lower end of the second fixing plate 16 is changed, the push plate 13 is convenient to push out, the suspension plate 2 is pushed away by the push plate 13, the suspension plate 2 is opened from the inside after the external shock wave is finished, and the external situation is convenient to observe;

the push rod 12 is arranged in parallel with the connecting rod 7, the length of the push rod 12 is smaller than that of the connecting rod 7, and the end part of the push plate 13 is positioned on the inner side of the suspension plate 2;

the push rod 12 assembly is used for adjusting the position of the push plate 13, so that the opening and closing state of the suspension plate 2 can be conveniently adjusted, when the push plate 13 is completely contracted on the side wall of the door body 1, the push rod is used for matching with an impact protection state and facilitating the closing of the suspension plate 2, and the connecting rod 7 is used for matching and connecting a limiting plate 8 positioned below the suspension plate 2 and adjusting the opening angle of the suspension plate 2;

the middle position of the groove on the side wall of the push rod 12 is connected with a scale plate 18 through a bolt, and the scale plate 18 is level with the end surface of the door body 1;

the scale plate 18 is additionally arranged on the side wall of the push rod 12, so that the moving distance of the push plate 13 arranged at the end part of the push rod 12 can be conveniently observed, and the angle of the suspension plate 2 pushed away by the push plate 13 is calculated according to the moving distance of the push plate 13;

one side of the lower end of the door body 1 is connected with a collecting box 19 through a bolt, a handle 20 is clamped in the collecting box 19, the end part of the handle 20 is of an outer hexagonal structure, the diameters of the first shaft sleeve 11 and the second shaft sleeve 17 are the same, and the end parts of the first shaft sleeve 11 and the second shaft sleeve 17 are provided with inner hexagonal groove structures matched with the end part of the handle 20;

the collecting box 19 is arranged at the lower end of the door body 1, the collecting box 19 is used for placing a handle 20, the handle 20 is inserted into an inner hexagonal groove at the end part of the first shaft sleeve 11 or the second shaft sleeve 17 and is used for driving the first screw rod 9 connected with the first shaft sleeve 11 or the second screw rod 15 connected with the second shaft sleeve 17 to rotate, and the positions of the push plate 13 and the limiting plate 8 are adjusted to meet different use requirements of the suspension plate 2;

the side wall of the door body 1 is connected with a door frame 21 through a rotating shaft, the door body 1 is tightly clamped in the middle of the door frame 21, a rubber pad is bonded at the contact position of the inner side wall of the door frame 21 and the door body 1, a fixture block structure is welded on the side wall of the door body 1, a plug pin rod 22 is inserted in the middle of the fixture block, a positioning hole structure matched with the plug pin rod 22 is formed in the inner side wall of the door frame 21, a rotating disc 23 is connected at the middle position of the inner side wall of the door body 1 through a rotating shaft, a pull rod 24 is connected to the side wall of the rotating disc 23 through a rotating shaft, and the end part of the pull rod 24 is connected to the end part of the plug pin rod 22 through a rotating shaft;

increase the carousel 23 subassembly that has pull rod 24 at door body 1 inside wall, rotate carousel 23, carousel 23 can drive pull rod 24 and remove, and pull rod 24 tip and then pulling bolt pole 22 and remove, deviate from in the middle of the locating hole of door frame 21 lateral wall, conveniently open door body 1, and reverse rotation then can fix door body 1 with bolt pole 22 in the middle of inserting the locating hole of door frame 21 lateral wall.

When the explosion-proof wave suspension plate valve is used, the fixing piece 4 is additionally arranged on the side wall of the door body 1 and used for being matched with the connecting rod 5, the suspension plate 2 is arranged at the end part of the connecting rod 5, the basic explosion-proof wave suspension plate valve structure is formed through the matching of parts such as a rotating shaft, a bolt and the like, the suspension plate 2 is in an open state at ordinary times, when shock waves arrive, the suspension plate 2 is closed by means of shock wave wind pressure, the rubber pad 6 is additionally arranged on the inner side wall of the suspension plate 2, when the suspension plate 2 is closed, the suspension plate 2 with the rubber pad 6 can be clamped in the middle of the ventilation opening 3, the step edge structure on the inner side of the ventilation opening 3 can improve the connection area of the suspension plate 2, the rubber pad 6 and the ventilation opening 3, and the possibility that the shock waves leak from a gap between the ventilation opening 3 and the suspension plate 2 is reduced; the connecting rod 7 positioned outside the vent 3 is additionally arranged in the middle of the door body 1, the limiting plate 8 arranged at the end part of the connecting rod 7 is used for limiting the suspension plate 2, the phenomenon that the suspension plate 2 is too large in turning angle and cannot be normally closed along with shock waves is avoided, the first lead screw 9 provided with the first shaft sleeve 11 is additionally arranged on the side wall of the door body 1, the first shaft sleeve 11 is rotated, the first lead screw 9 can drive the first lead screw 9 to rotate, the first lead screw 9 drives the first fixing plate 10 to drive the connecting rod 7 to move, so that the limiting plate 8 moves along with the connecting rod 7, the distance between the limiting plate 8 and the door body 1 is changed, the rotatable range of the suspension plate 2 is adjusted, the exposed area of the vent 3 in the middle of the door body 1 is adjusted, the ventilation state is adjusted, the first lead screw 9 is driven to reversely rotate by the first shaft sleeve 11, the limiting plate 8 can be driven to move towards the side wall of the door body 1 by matching with the connecting rod 7, and the rotation range of the suspension plate 2 is reduced, when the limiting plate 8 approaches the door body 1, the suspension plate 2 can be clamped, the suspension plate 2 is prevented from being opened accidentally due to vibration, and the safety of the interior of the valve is further ensured; increase the push rod 12 of installing push pedal 13 at door body 1 side, increase at door body 1 lateral wall simultaneously and install at the hanging deck 2, vent 3, the shielding plate 14 in limiting plate 8 and the push pedal 13 outside, shielding plate 14 is used for expanding the thickness of door body 1, push pedal 13 subassembly easy to assemble, rotate second shaft sleeve 17, drive second lead screw 15 through second shaft sleeve 17 and rotate, second lead screw 15 can drive second fixed plate 16 and remove, thereby change the position of installing push rod 12 at the 16 lower extreme of second fixed plate, conveniently release push pedal 13, make push pedal 13 push hanging deck 2 open, be used for after external shock wave, hang deck 2 is opened from inside, conveniently observe external conditions.

The standard parts used in this application document all can be purchased from the market, and can be customized according to the record of description and drawings, the concrete connection mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, machinery, part and equipment all adopt conventional model among the prior art, the control mode is automatic control through the controller, the control circuit of controller can realize through technical staff's simple programming in this field, belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail, and the peripheral controller that mentions in the description can play the control role for the electrical components that this article mention, and this peripheral controller is conventional known equipment.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims (7)

1. The utility model provides an explosion-proof ripples hanger plate valve with hanger plate adjusting part, includes door body (1) and hanger plate (2), its characterized in that: the air inlet is characterized in that a vent (3) is formed in the middle of the door body (1), a fixing piece (4) located above the vent (3) is welded on the side wall of the door body (1), the middle of the fixing piece (4) is connected with a connecting rod (5) through a rotating shaft, the suspension plate (2) is welded at the end of the connecting rod (5), the inner side wall of the suspension plate (2) is connected with a rubber pad (6) through a bolt, and the inner side of the vent (3) is of a step edge structure;

the side edge of the door body (1) is spliced with a connecting rod (7) positioned outside the ventilation opening (3), the end part of the connecting rod (7) is welded with a limiting plate (8), the upper end of the limiting plate (8) is of a bent edge structure, the lower end of a cavity in the door body (1) is connected with a first lead screw (9) through a bearing, the middle of the first lead screw (9) is in threaded connection with a first fixing plate (10), the lower end of the first fixing plate (10) is welded at the middle position of the connecting rod (7), the end part of the first lead screw (9) is welded with a first shaft sleeve (11), and the first shaft sleeve (11) is spliced in a groove in the side wall of the door body (1);

the side of the door body (1) is spliced with a push rod (12) positioned above the connecting rod (7), one end of the push rod (12) is connected with a push plate (13) through a bolt, the lower end of the push plate (13) is in sliding contact with the upper end face of the connecting rod (7), the side wall of the door body (1) is connected with a baffle plate (14) through a thread, an avoiding groove structure matched with the suspension plate (2), the vent (3), the limiting plate (8) and the push plate (13) is arranged in the middle of the baffle plate (14), the thickness of the push plate (13) is the same as that of the baffle plate (14), the upper end of an inner cavity of the door body (1) is connected with a second lead screw (15) through a bearing, the middle of the second lead screw (15) is connected with a second fixing plate (16) through a thread, the upper end of the second fixing plate (16) is welded at the middle position of the lower end of the push rod (12), and a second shaft sleeve (17) is welded at the end of the second lead screw (15), the second shaft sleeve (17) is inserted in a groove in the side wall of the door body (1).

2. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 1 wherein: the push rod (12) and the connecting rod (7) are arranged in parallel, the length of the push rod (12) is smaller than that of the connecting rod (7), and the end part of the push plate (13) is located on the inner side of the suspension plate (2).

3. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 1 wherein: the middle position of the groove in the side wall of the push rod (12) is connected with a scale plate (18) through a bolt, and the scale plate (18) is flush with the end face of the door body (1).

4. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 1 wherein: the door body (1) lower extreme one side has collecting box (19) through bolted connection, collecting box (19) inside joint has handle (20), handle (20) tip is outer hexagonal structure, first axle sleeve (11) and second axle sleeve (17) diameter are the same, just first axle sleeve (11) and second axle sleeve (17) tip seted up with handle (20) tip assorted hexagon socket head cap groove structure.

5. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 1 wherein: the door body (1) lateral wall is connected with door frame (21) through the pivot, the inseparable joint of door body (1) is in the middle of door frame (21), door frame (21) inside wall and door body (1) contact position bonding have the rubber pad.

6. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 5 wherein: the door body (1) side wall welding has the fixture block structure, and the bolt pole (22) has been pegged graft in the middle of the fixture block, the locating hole structure with bolt pole (22) assorted is seted up to door frame (21) inside wall.

7. An implosion proof suspension flap with a suspension adjustment assembly as recited in claim 6 wherein: the door body (1) inside wall intermediate position is connected with carousel (23) through the pivot, carousel (23) lateral wall is connected with pull rod (24) through the pivot, pull rod (24) tip is connected at bolt pole (22) tip through the pivot.

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