CN217380306U

CN217380306U - Sandwich double-layer corrugated steel plate explosion door

Info

Publication number: CN217380306U
Application number: CN202220078828.9U
Authority: CN
Inventors: 吴昊
Original assignee: Shanghai Tongbai Construction Technology Co ltd
Current assignee: Shanghai Tongbai Construction Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-09-06
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a sandwich double-layer corrugated steel plate explosion-proof door, which comprises a door frame, wherein two groups of door plates are arranged at the inner side of the door frame, a central shaft is jointly arranged at the middle parts of the inner parts of the two groups of door plates, a coil spring is arranged at the outer side of the central shaft, a cam is arranged at the outer side of the coil spring, an arc displacement groove is arranged at the middle part of the front end of the door plate, a connecting shaft which penetrates through the arc displacement groove and extends to the outer part of the door plate is arranged at the front end of the cam, hinge rods are hinged at the edge positions of the two ends of the cam, and sliding grooves are arranged at the two ends measured in the door frame; the utility model discloses a be provided with the electromagnetic structure of solenoid valve and magnetic path to can realize the function that the electromagnetism unblanked, be provided with the manual structure of unblanking of center pin, wind spring, cam and hinge bar simultaneously, thereby guarantee when explosion-proof gate circuit receives the influence, can manually unblank, thereby provide convenience for follow-up rescue, also increase the probability of fleing.

Description

Sandwich double-layer corrugated steel plate explosion door

Technical Field

The utility model relates to an explosion vent technical field specifically is a double-deck corrugated steel sheet explosion vent of clamp core.

Background

The explosion door is an explosion-proof protection device which is used for resisting accidental explosion of devices outside an industrial building, ensuring the life safety of personnel and the integrity of internal equipment of the industrial building, is not damaged by explosion shock waves and effectively preventing the continuation of explosion hazards.

Current explosion vent can receive great impact force when receiving the explosion effect, thereby produce deformation, and lead to its inside structure to receive destruction, especially circuit element receives the influence, thereby can't open the explosion vent, influence subsequent rescue, current explosion vent adopts ordinary double-deck steel door structure to make mostly simultaneously, its inside strengthening rib that is provided with, but its structure bears the impact force relatively poor when ordinary steel door plant is comparatively heavy, thereby need a stable in structure, and can have the explosion vent structure that the outage was opened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press from both sides double-deck ripple steel sheet explosion vent of core to it is heavy to solve the steel sheet structure who proposes current explosion vent adoption among the above-mentioned background art, bears the impact force not enough, and its inside impact force that receives simultaneously leads to the door to open easily, influences the problem of follow-up rescue.

In order to achieve the above object, the utility model provides a following technical scheme: a sandwich double-layer corrugated steel plate explosion-proof door comprises a door frame, wherein two groups of door plates are arranged on the inner side of the door frame, a central shaft is jointly arranged in the middle of the inner parts of the two groups of door plates, a coil spring is arranged on the outer side of the central shaft, a cam is arranged on the outer side of the coil spring, an arc displacement groove is arranged in the middle of one end of the front side of each door plate, a connecting shaft which penetrates through the arc displacement groove and extends to the outer part of each door plate is arranged at one end of the front side of the cam, hinge rods are hinged at the edge positions of two ends of the cam, sliding grooves are arranged at two ends of the inner side of the door frame, sliding blocks are arranged in the sliding grooves, a connecting rod is jointly arranged at one end, close to each other, of the two groups of sliding blocks, the other end of each hinge rod is hinged with the middle part of the connecting rod, a bolt extending to the outer part of the door frame is uniformly arranged at the other side of the connecting rod, two ends, close to one side of the bolt, are respectively provided with mounting frames which are mutually connected with the inner walls of the door frame, the connecting rod is close to both ends of articulated mast one side and all is provided with the magnetic path, the inboard middle part of door frame is provided with two sets of stiffeners, the both sides of stiffener are provided with the solenoid valve that corresponds with the magnetic path respectively, the inside middle part of door frame is filled with soundproof cotton, soundproof cotton's both sides are provided with the deck corrugated, it has the fireproof cotton to fill between deck corrugated and the door plant.

Preferably, a mounting bracket is arranged between the electromagnetic valve and the reinforcing rod and is fixedly connected with the reinforcing rod through a bolt, and the position stability of the electromagnetic valve is ensured through the mounting bracket.

Preferably, the one end that the connecting axle is located the door plant outside is provided with rotatory rim plate, and evenly is provided with the rubber sleeve in the outside of rotatory rim plate, through being provided with rotatory rim plate, conveniently drives the inside displacement of connecting axle at arc displacement groove, and then drives the cam and rotate.

Preferably, the both sides of door frame inner wall all evenly are provided with the through-hole with bolt adaptation each other, and the inboard of through-hole is provided with the rubber circle, through being provided with the through-hole to guarantee the displacement space of bolt.

Preferably, the middle parts of the two groups of door plate one ends are provided with cat eye holes together, and observation is convenient through the cat eye holes.

Preferably, a sealing strip is arranged between the edge position of the inner side of the door frame and the door panel, and the sealing performance of the structure is ensured by the sealing strip.

Compared with the prior art, the beneficial effects of the utility model are that: the sandwich double-layer corrugated steel plate explosion-proof door;

1. the electromagnetic unlocking device has the advantages that the electromagnetic unlocking function can be realized through the electromagnetic structure provided with the electromagnetic valve and the magnetic block, and meanwhile, the manual unlocking structure provided with the central shaft, the coil spring, the cam and the hinge rod is used for ensuring that manual unlocking can be carried out when the explosion-proof gate circuit is influenced, so that convenience is provided for subsequent rescue, and the escape probability is increased;

2. through adopting the structure that sets up double-deck corrugated steel plate in door frame's inside, through the common cooperation of door plant and door frame to improved explosion vent's structural stability, make it when receiving the impact force, can effectual dispersion to other positions of door main part, thereby reduce the influence of impact force to the door body, improved the stability of structure.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is a top cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B of fig. 2 according to the present invention.

In the figure: 1. a door frame; 2. a door panel; 3. a cat eye hole; 4. a bolt; 5. a central shaft; 6. a mounting frame; 7. a connecting rod; 8. a hinged lever; 9. a chute; 10. a slider; 11. a cam; 12. a reinforcing bar; 13. an electromagnetic valve; 14. a magnetic block; 15. a coil spring; 16. fireproof cotton; 17. a corrugated steel plate; 18. sound insulation cotton; 19. a connecting shaft; 20. an arc-shaped displacement groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a sandwich double-layer corrugated steel plate explosion-proof door comprises a door frame 1, two groups of door plates 2 are arranged on the inner side of the door frame 1, cat eye holes 3 are jointly arranged in the middle of one ends of the two groups of door plates 2, observation is facilitated by the cat eye holes 3, a central shaft 5 is jointly arranged in the middle of the inner parts of the two groups of door plates 2, a coil spring 15 is arranged on the outer side of the central shaft 5, a cam 11 is arranged on the outer side of the coil spring 15, an arc displacement groove 20 is arranged in the middle of one front end of each door plate 2, a connecting shaft 19 penetrating through the arc displacement groove 20 and extending to the outer part of each door plate 2 is arranged at one front end of the cam 11, a rotary wheel disc is arranged at one end of the connecting shaft 19 positioned on the outer side of each door plate 2, rubber sleeves are uniformly arranged on the outer side of the rotary wheel disc, the connecting shaft 19 is conveniently driven to displace in the arc displacement groove 20 by the rotary wheel disc, the cam 11 is driven to rotate, and the edge positions of two ends of the cam 11 are hinged with a rod 8, the two ends of the inner side of the door frame 1 are both provided with a sliding groove 9, the sliding grooves 9 are both internally provided with sliding blocks 10, one ends of the two groups of sliding blocks 10 close to each other are jointly provided with a connecting rod 7, the other end of the hinged rod 8 is hinged with the middle part of the connecting rod 7, the other side of the connecting rod 7 is uniformly provided with bolts 4 extending to the outside of the door frame 1, both sides of the inner wall of the door frame 1 are both uniformly provided with through holes matched with the bolts 4, the inner sides of the through holes are provided with rubber rings, through the through holes, the displacement space of the bolts 4 is ensured, both ends of the connecting rod 7 close to one side of the bolts 4 are respectively provided with a mounting frame 6 mutually connected with the inner wall of the door frame 1, both ends of the connecting rod 7 close to one side of the hinged rod 8 are both provided with magnetic blocks 14, the middle part of the inner side of the door frame 1 is provided with two groups of reinforcing rods 12, both sides of the reinforcing rods 12 are respectively provided with electromagnetic valves 13 corresponding to the magnetic blocks 14, be provided with the installing support between solenoid valve 13 and stiffener 12, and the installing support passes through bolt and stiffener 12 fixed connection, has guaranteed the stability of solenoid valve 13 position through being provided with the installing support, the inside middle part packing of door frame 1 has soundproof cotton 18, soundproof cotton 18's both sides are provided with corrugated steel plate 17, the packing has fireproof cotton 16 between corrugated steel plate 17 and the door plant 2, be provided with the sealing strip between door frame 1 inboard border position department and the door plant 2, through being provided with the leakproofness of sealing strip assurance structure.

The working principle is as follows: the inside of the device is provided with two symmetrical groups of corrugated steel plates 17, through the mutual cooperation between the corrugated steel plates 17 and the door plate 2, thereby when the door body receives impact force, the impact force is dispersed to other parts of the door body, thereby reducing the structural damage of the impact force to the door body, simultaneously, the stability of the door body structure is improved through the double-layer corrugated steel plates 17, meanwhile, the electromagnetic valve 13 and the magnetic block 14 are arranged inside the door body, the device provides power for the device through an external power supply, and the adsorption of the magnetic block 14 and the rebound action of the mounting rack 6 are carried out through the electromagnetic valve 13, thereby dragging the connecting rod 7, leading the connecting rod 7 to displace, driving the bolt 4 to displace through the displacement of the connecting rod 7, thereby realizing the opening and the locking, and driving the sliding block 10 to slide in the sliding chute 9 when the connecting rod 7 displaces, thereby ensuring the position stability when the connecting rod displaces, further through being provided with connecting axle 19 and driving cam 11 and rotate, drive hinge bar 8 pulling connecting rod 7 through cam 11 and carry out the displacement, drive spring 15 simultaneously and carry out the rolling and produce bounce-back force to through two sets of designs of opening the structure, guaranteed that this explosion vent can normally open when receiving the impact, improved the probability of rescue.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a double-deck corrugated steel sheet explosion vent of core, includes door frame (1), its characterized in that: the door is characterized in that two groups of door plates (2) are arranged on the inner side of the door frame (1), a central shaft (5) is jointly arranged in the middle of the inner parts of the two groups of door plates (2), a coil spring (15) is arranged on the outer side of the central shaft (5), a cam (11) is arranged on the outer side of the coil spring (15), an arc displacement groove (20) is arranged in the middle of one end of the front side of each door plate (2), a connecting shaft (19) penetrating through the arc displacement groove (20) and extending to the outer part of each door plate (2) is arranged at one end of the front side of each cam (11), hinge rods (8) are hinged at the edge positions of two ends of each cam (11), sliding grooves (9) are arranged at two ends of the inner side of the door frame (1), sliding blocks (10) are arranged in the sliding grooves (9), a connecting rod (7) is jointly arranged at one end of the two groups of the sliding blocks (10) close to each other, and the other ends of the hinge rods (8) are hinged to the middle of the connecting rods (7), the opposite side of connecting rod (7) evenly is provided with and extends to outside bolt (4) of door frame (1), the both ends that connecting rod (7) are close to bolt (4) one side are provided with mounting bracket (6) of door frame (1) inner wall interconnect respectively, the both ends that connecting rod (7) are close to articulated arm (8) one side all are provided with magnetic path (14), the middle part of door frame (1) inboard is provided with two sets of stiffener (12), the both sides of stiffener (12) are provided with solenoid valve (13) that correspond with magnetic path (14) respectively, the inside middle part packing of door frame (1) has soundproof cotton (18), the both sides of soundproof cotton (18) are provided with corrugated steel plate (17), it has fireproof cotton (16) to fill between corrugated steel plate (17) and door plant (2).

2. The sandwich double-layer corrugated steel plate explosion vent as claimed in claim 1, wherein: and a mounting bracket is arranged between the electromagnetic valve (13) and the reinforcing rod (12), and the mounting bracket is fixedly connected with the reinforcing rod (12) through a bolt.

3. The sandwich double-layer corrugated steel plate explosion vent as claimed in claim 1, wherein: one end of the connecting shaft (19) positioned at the outer side of the door panel (2) is provided with a rotary wheel disc, and the outer side of the rotary wheel disc is uniformly provided with a rubber sleeve.

4. The sandwich double-layer corrugated steel plate explosion vent as claimed in claim 1, wherein: both sides of the inner wall of the door frame (1) are uniformly provided with through holes matched with the bolts (4), and the inner sides of the through holes are provided with rubber rings.

5. The sandwich double-layer corrugated steel plate explosion vent as claimed in claim 1, wherein: the middle parts of one ends of the two door panels (2) are provided with cat eye holes (3) together.

6. The sandwich double-layer corrugated steel plate explosion vent as claimed in claim 1, wherein: and a sealing strip is arranged between the edge position of the inner side of the door frame (1) and the door panel (2).