CN213179693U - Closed explosion-proof tank - Google Patents

Abstract

The utility model discloses a closed explosion-proof tank, including cover, jar body, tank bottoms and locking mechanism, the cover can rotate vertically relative to the jar body, the jar body includes outer jar, flower pot and inner bag, the weak burst, antiknock buffer layer is filled between the lateral wall of three jar bodies, between the tank bottoms and between the multilayer steel sheet of cover, cover and tank bottoms have the explosion venting aperture; locking mechanism includes the twist grip, the rotation axis, the crank, the locking round pin, pinhole and jack, the crank is located inside the cover, the crank center is connected with the twist grip through the rotation axis that passes the cover perpendicularly, the cranked edge corresponds the locking round pin that is located the pinhole through the connecting rod, the pinhole is located the inside and outside lateral wall that link up the cover of cover, the pinhole is relative when the cover is closed with the jack that is located jar body lateral wall in order to form the slide rail of locking round pin, the twist grip rotates, it slides in order to insert or withdraw from the jack along the slide rail to drive the locking round pin, locking or unblock cover. The closed anti-explosion tank has the advantages of integration of the tank and the cover, rapidness and safety in explosion venting.

Description

Closed explosion-proof tank

Technical Field

The utility model relates to a closed explosion-proof tank belongs to the explosion-proof, the row of safety inspection field.

Background

The explosion-proof tank is mainly used for temporarily storing and transferring suspicious explosives, and can effectively prevent surrounding personnel and objects from being damaged when the suspicious explosives explode in the transferring and temporarily storing processes. The safety inspection and explosion prevention device is a necessary device for the safety inspection (explosion prevention) of safety inspection departments such as public security, armed police, civil aviation, railways, ports, customs, competition venues and the like.

The explosion-proof tank comprises an open type and a closed type, the open type explosion-proof tank is limited in use range, more than all the explosion-proof tank is used outdoors and in open areas, and great potential safety hazards exist in indoor use, such as secondary damage results; the closed explosion-proof tank comprises a tank body, a tank cover (a tank door) and a tank bottom. The problem that current explosion-proof jar exists is: or the tank body and the tank cover (tank door) are tightly matched, but the opening and closing of the tank cover (tank door) are complex and long in time consumption, and because the explosive can explode at any time, the difference of several seconds is significant, and the potential safety hazard is large; or the tank body and the tank cover (tank door) are not tightly matched, and the tank cover (tank door) cannot bear shock waves generated after the explosion of explosives and is blown away, so that the requirements of relevant enterprise standards are not met.

SUMMERY OF THE UTILITY MODEL

The locking structure to current uncovered explosion-proof tank potential safety hazard is big, closed explosion-proof tank's cover (tank door) is weak, the big problem of potential safety hazard, the utility model provides a closed explosion-proof tank, its explosion-proof tank body and the explosion-proof cover that has weak explosion-proof antiknock function form safe, reliable cover an organic whole structure through the whole locking mechanism of multi-slide block.

The technical scheme of the utility model:

a closed anti-explosion tank, which comprises a tank body, a tank cover and a locking mechanism,

the tank cover is rotatably connected with the tank body and can vertically rotate relative to the tank body, the tank body comprises an outer tank, a flower tank and an inner container which are of steel plate structures, weak explosion and anti-explosion buffer layers are filled among the side walls of the outer tank, the flower tank and the inner container and among the tank bottom, the tank cover is of a multi-layer steel plate structure, the weak explosion and anti-explosion buffer layers are filled among the steel plate structures, and a plurality of explosion venting small holes which are irregularly arranged are formed in the layer-by-layer structure of the tank cover and the tank bottom;

the locking mechanism comprises a rotating handle, a rotating shaft, a crank and at least one group of sliding block structures, each group of sliding block structures comprises a connecting rod, a locking pin, a pin hole and a jack, the crank is positioned in the tank cover, the center of the crank is connected with the rotating handle positioned above the tank cover through a rotating shaft vertically passing through the tank cover, the edge of the crank is correspondingly connected with a locking pin positioned in the pin hole through the connecting rod, the pin hole is positioned in the tank cover, the outer side of the pin hole penetrates through the side wall of the tank cover, the pin hole is opposite to the jack positioned in the side wall of the tank body when the tank cover is closed, so as to form a slide rail of the locking pin, the rotating handle is rotated, the rotating shaft and the crank rotate to drive the connecting rod to swing, the locking pin slides linearly along the slide rail and can be inserted into or withdrawn from the jack, so as to lock or unlock the tank cover.

The connecting rods, the locking pins, the pin holes and the jacks are distributed uniformly in three groups, four groups, six groups or eight groups.

The thickness of each locking pin is 10-16mm, and the thickness of the side wall of the tank body is 8-10 mm.

And a plurality of irregular explosion venting small holes are formed in the steel plate on the side wall of the flower pot.

The cover includes apron and lid, when closing the apron is located jar body top, the lid embedding jar is internal, the apron is the steel sheet, the lid includes at least three-layer spaced steel sheet, has beaten the explosion venting aperture on every layer of steel sheet, it has weak burst, antiknock buffer layer to fill between the steel sheet.

The weak explosion and anti-explosion buffer layer is one or any combination of a glass fiber reinforced plastic layer, an aluminum foam layer, a weak explosion wire layer and a honey aluminum layer.

The jack is through the lateral wall of the jar body, the locking round pin inserts completely in the jack and outstanding outside the lateral wall of the jar body.

The cover with the jar body passes through hinge structure and rotates the connection.

One side of the tank cover is provided with a connecting plate, the tank body is provided with a connecting block, a pin shaft penetrates through a pin hole in the connecting block and is connected with the connecting plate, and the tank cover can rotate around the pin shaft relative to the tank body.

The opening of the inner side of the pin hole is provided with a limiting block, and the diameter of the limiting block is smaller than that of the pin hole.

The utility model has the advantages of:

the utility model relates to a closed explosion-proof tank, one side of cover links together through the round pin hub rotation with the jar body, when opening, as long as the level rotates the twist grip, drives rotation axis and crank rotation, the connecting rod horizontal swing because the limiting displacement of pinhole to the locking round pin for every locking round pin is along the slide linear motion that the pinhole that corresponds and jack formed simultaneously, and the locking round pin withdraws from in the pinhole, and drive locking mechanical system removes the locking, can realize opening of cover. When the tank is closed, the rotating handle is rotated reversely, so that the locking pin is inserted into the corresponding pin hole in the inner wall of the tank body, and the locking mechanism locks the tank cover, so that the tank and the cover are integrated and cannot be separated. Further, because the cover, the soft or hard stack of tank bottoms and jar side wall, the orderly weak explosion structure of straggle, the explosion is in the twinkling of an eye, a large amount of shock waves pass through the jar, cover an organic whole structure on the explosive, down, form the explosion aperture of letting out of layer upon layer irregular range around, let out the external jar of body after the successive layer is resisted and is weakened, ensure that closed explosion-proof jar overall structure is not destroyed, or because the soft or hard stack, the orderly weak explosion structure of straggle, make through slider locking mechanism locking formation cover an organic whole structure, the cover can bear the impact force that the explosion produced in the twinkling of an eye and keep explosion-proof jar whole intact, safe explosion venting, reduce the killing effect of explosion shock wave to people and thing, reach the good mesh of antiknock. Only set up the antiknock structure of the jar body for uncovered explosion-proof tank, the utility model discloses further set up "sandwich" structure simultaneously at jar body, cover and tank bottoms, its advantage lies in can effectively restrain and weaken the blast shock wave that produces in the twinkling of an eye and leak in a large number in the safety range of regulation and lead to the consequence of harm.

In addition, the tank cover is made of a composite structure, so that the tank cover is light in weight and small in manual operating force, the whole operation process of opening the tank cover and placing suspected explosives can be realized in 1-5 seconds, and the tank cover can be opened and closed quickly.

To sum up, the utility model discloses a suspected explosive-proof object of closed explosion-proof jar swift, safe processing reaches can be indoor effectively explosion-proof and arrange the purpose of exploding.

In addition, in order to ensure the high safety in the explosion (discharge) prevention field and the plastic deformation of the explosion to the original steel material, the utility model discloses a closed type explosion-proof tank is disposable in principle, therefore, the cover also can not open after executing the explosion. Before use, the rotating handle is rotated reversely to unlock the lock if necessary.

Preferably, the connecting rods, the locking pins, the pin holes and the inserting holes are respectively provided with three, four, six or eight, more preferably four, the connecting rods, the locking pins, the pin holes and the inserting holes form four groups of crank slider structures with the crank respectively, the crank slider structures are distributed on the cover body in a surrounding mode, the tank body and the tank cover are guaranteed to be tightly connected, and cost is effectively controlled.

The size of the tank body and the tank cover can be designed according to the requirement of the maximum equivalent weight of TNT which can be borne by the tank body, and preferably, the thickness of the locking pin is 10-16mm, the thickness of the side wall of the tank body is 8-10mm, and the maximum equivalent weight of TNT can be borne by the tank body is 2.0.

Preferably, the insertion hole is through, and the locking pin can protrude out of the side wall of the tank body after being completely inserted into the insertion hole, so that two sides of the locking pin can be clamped on the whole thickness of the side wall of the tank body, and the tank body and the tank cover are combined more tightly.

Preferably, the tank cover and the tank body are matched through a connecting plate, a connecting block and a pin shaft to realize hinge connection, and the tank cover and the tank body are opened and closed quickly.

Preferably, the bottom of the tank cover and the bottom of the tank body are both provided with explosion venting holes, and a small amount of shock waves are discharged from the explosion venting holes, so that safe explosion venting and explosion venting are ensured.

Preferably, the opening of the inner side of the pin hole is provided with a limiting block which is limited to the innermost position of the locking pin in the unlocking state.

Drawings

Fig. 1 is a partial front view of an embodiment of a closed type explosion-proof tank of the present invention in a tank cover open state;

fig. 2 is a transverse sectional view of an embodiment of the closed type explosion-proof tank of the present invention in a closed state of the tank cover;

fig. 3 is a transverse sectional view of an embodiment of the closed explosion-proof tank of the present invention in a state where the tank cover is closed and locked;

fig. 4 is a longitudinal sectional view of an embodiment of the closed explosion-proof tank of the present invention in a state where the tank cover is closed and locked;

fig. 5 is a partial longitudinal sectional view of another embodiment of a can lid for a closed type explosion-proof can according to the present invention.

The reference numbers: 100-can body, 110-outer can, 120-flower can, 130-inner container, 200-can cover, 210-cover plate, 211-hole, 220-cover body, 221-cavity, 310-rotating handle, 320-crank, 330-connecting rod, 340-locking pin, 350-pin hole, 351-limiting block, 360-insertion hole, 370-rotating shaft, 410-connecting plate, 411-groove, 420-connecting block, 421-bulge, 430-pin shaft, 510-outer layer steel plate, 520-middle layer steel plate, 530-inner layer steel plate, 540-weak explosion buffer layer, 710-outer can bottom, 720-outer can secondary outer can bottom, 730-flower can bottom, 740-flower can inner layer bottom.

Detailed Description

For a clearer understanding of the present invention, reference will now be made in detail to the accompanying drawings 1 to 5 and specific examples.

Example 1

As shown in fig. 1 to 4, the closed type explosion-proof can of the present embodiment includes a can body 100, a can cover 200, and a locking mechanism. The can lid 200 has a connecting plate 410 at one side thereof, and a connecting block 420 at the corresponding can body 100, which are connected by a hinge pin 430 to form a hinge structure. The hinge structure is used to rotatably connect the can body 100 and the can cover 200. That is, the can lid 200 is rotated relative to the can body 100 about the pin 430, thereby opening or closing the can lid 200. The can lid 200 is formed by integrally forming a lid 210 and a lid 220, wherein the diameter of the can body 100 is between the diameter of the lid 210 and the diameter of the lid 220, and in a closed state, the lid 210 is positioned above the can body 100, and the lid 220 is inserted into the can body 100 and fitted to the inner wall of the can body 100.

The middle inner part of the cover body 220 is provided with a cavity 221, the edge of the middle inner part of the cover body 220 is uniformly distributed with four pin holes 350 in a surrounding manner, the outer sides of the pin holes 350 penetrate through the outer edge of the cover body 220, and the inner sides of the pin holes are respectively communicated with the outer edge of the cavity 221; the can lid 200 has a hole 211 therein, which communicates with the upper side of the cavity 221.

The locking mechanism includes a rotary handle 310, a rotary shaft 370, a crank 320, and four sets of slider mechanisms, each set of slider mechanisms including a link 330, a locking pin 340, a pin hole 350, and a receptacle 360. The rotary handle 310 is positioned above the tank cover 200, the rotary shaft 370 passes through a hole 211 on the tank cover 200 to connect the rotary handle 310 with the center of the crank 320, the rotary shaft 370 is respectively perpendicular to the rotary handle 310 and the crank 320, the crank 320 is positioned at the center of the cavity 221 and is disc-shaped, and four positions on the edge of the crank 320 are respectively movably connected with four locking pins 340 positioned in corresponding pin holes 350 through four connecting rods 330 to form a crank slider structure. The inner side of the side wall of the can body 100 is provided with four insertion holes 360, when the can lid 200 is closed on the can body 100, the four insertion holes 360 are respectively opposite to the corresponding pin holes 350, and the insertion holes 110 and the pin holes 350 together form a sliding rail of the locking pin 340. The rotating handle 310 is manually rotated, the rotating shaft 370 and the crank 320 rotate to drive the connecting rod 330 to swing, the locking pin 340 slides in the sliding rail, and is inserted into the insertion hole 360 to realize locking or return to the pin hole 350 to realize unlocking.

In order to improve the rapidness and the safety of the closed anti-explosion tank in the actual use process, the cover body 220, the tank bottom and the side wall of the tank body 100 are weak explosion structures with soft and hard superposition and ordered staggered arrangement. As shown in fig. 4, the cover plate 210 is a steel plate, and the cover 220 is sequentially formed by an outer steel plate 510, a weak explosion buffer layer 540, a middle steel plate 520 composed of a crank 320, a connecting rod 330 and a locking pin 340, a weak explosion buffer layer 540 and an inner steel plate 530 from top to bottom, so as to form a "sandwich structure" of the can lid 200. The tank body 100 is composed of an outer tank 110, a flower tank 120 and an inner container 130 in sequence from outside to inside, and the outer tank 110, the flower tank 120 and the inner container 130 are all of steel plate structures, and weak explosion buffer layers 540 are filled between the outer tank 110 and the flower tank 120 and between the flower tank 120 and the inner container 130, so as to form a sandwich structure on the side wall of the tank body 100. The tank bottom is provided with four layers of steel plates, namely an outer tank bottom 710, an outer layer tank bottom 720 of an outer tank, a flower tank bottom 730 and a flower tank inner layer tank bottom 740, and a weak explosion buffer layer 540 is filled between the steel plates of the layers of steel plates to form a 'four-bright-cured structure' of the tank bottom 700. The layer-by-layer steel plate structure of the tank cover 200, the layer-by-layer steel plate structure of the tank bottom and the steel plate on the side wall of the flower tank 120 are all provided with explosion venting holes which are irregularly arranged. The weak explosion buffer layer 540 can be one or any combination of a glass fiber reinforced plastic layer, an aluminum foam adhesive layer, a weak explosion layer and a honey aluminum layer, and can also be other weak explosion materials.

At the moment of explosion, most shock waves are inhibited and weakened layer by layer through a three/four-layer structure of the tank cover 200, the tank bottom and the side wall of the tank body 100, the explosion-proof tank meets enough rigidity due to three layers of steel plates, and weak explosion materials added among the steel plates can better absorb strong shock waves generated at the moment of explosion, increase the flexible anti-explosion capability of the explosion-proof tank and reduce the overall weight of the explosion-proof tank; the shock wave after weakening evenly vents through the upper and lower explosion venting holes of the tank, thereby ensuring that the tank cover with the anti-explosion function does not separate from the tank body in the moment of explosion through the inseparable whole of the anti-explosion tank formed by the locking pin, the pin hole and the jack, and ensuring that the integral structure of the closed anti-explosion tank is intact. The three/four-way structure of the tank cover and the tank body and the locking structure for connecting the tank cover and the tank body can realize the integration of the tank cover, the tank cover can bear the impact force generated by explosion, the tank cover cannot be exploded and blown away, the safe explosion venting is realized, and the closed type explosion-proof tank has excellent anti-explosion performance. And because locking mechanical system is simple, then through the horizontal rotation twist grip, can realize locking mechanical system locking or unblock, simultaneously, because the cover adopts composite construction preparation, light in weight, manual control power is less, and the whole process of opening the cover and placing suspected explosive only needs 1-5 seconds to realize, can open and close the cover fast. To sum up, the utility model discloses a suspected explosion-proof thing of closed explosion-proof jar swift, safe processing, effective explosion-proof and arrange the explosion.

In addition, two sides of the connecting plate 410 are located on the side of the can cover 200 and are respectively provided with a groove 411, the can body 100 is provided with a protrusion 421, and in a closed state, the protrusion 421 is matched with the groove 411 to ensure the mutual positioning of the can cover 200 and the can body 100.

The opening of the inner side of the pin hole 350 has a stopper 351, and the diameter of the stopper 351 is smaller than that of the pin hole 350 to limit the backward moving degree of the locking pin 340.

The can body 100 and can lid 200 can be sized according to the maximum equivalent weight requirement of the TNT that the can body can withstand. For example, in this example, the thickness of the sidewall of the can body is 8-10mm, and the thickness of the locking pin 340 is 10-16mm, which can withstand a maximum equivalent weight of 2.0 TNT.

The use process of the closed explosion-proof tank of the embodiment comprises the following steps:

the lid 200 is lifted up by holding the rotary handle 310 and rotating it in the opposite direction, so that the lid 200 is rotated vertically upward relative to the pin 430 and the lid 200 is opened, as shown in fig. 1. A suspected explosive is quickly placed into the tank 100 and the tank lid 200 is closed, as shown in fig. 2. The locking mechanism is then controlled to effect locking of the can lid 200 with the can body 100 such that the can lid 200 is "integral" with the can body 100 to withstand the blast shock wave.

In conclusion, the closed type explosion-proof tank of the embodiment can rapidly and safely dispose suspected explosives.

Example 2

The present embodiment is different from embodiment 1 in that the insertion hole and the locking pin are provided, and the insertion hole 360 of the present embodiment is through. As shown in fig. 5, the insertion hole 360 penetrates through the sidewall of the can body 100, and when the locking pin 340 is completely inserted into the insertion hole 360, the locking pin 340 protrudes out of the sidewall of the can body 100, and the locking pin 340 is clamped on the entire sidewall of the can body 100, so that the can cover 200 is tightly combined with the can body 100 in a locked state, and the closed type explosion-proof can has stronger suppression and weakening capability to shock waves generated at the moment of explosion.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes such as the size and number of the slider mechanism, the tank body and the tank cover, which can be easily conceived by those skilled in the art within the technical scope of the present invention, should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A closed explosion-proof tank is characterized by comprising a tank body, a tank cover and a locking mechanism,

the tank cover is rotationally connected with the tank body and can vertically rotate relative to the tank body, the tank body comprises an outer tank, a flower tank and an inner container which are of steel plate structures, the tank cover is of a multi-layer steel plate structure, weak explosion and anti-explosion buffer layers are filled among the side walls of the outer tank, the flower tank and the inner container, between the tank bottom and among the multi-layer steel plates of the tank cover, and a plurality of explosion venting small holes are formed in the layer-by-layer structure of the tank cover and the tank bottom;

the locking mechanism comprises a rotating handle, a rotating shaft, a crank and at least one group of sliding block structures, each group of sliding block structures comprises a connecting rod, a locking pin, a pin hole and a jack, the crank is positioned in the tank cover, the center of the crank is connected with the rotating handle positioned above the tank cover through a rotating shaft vertically passing through the tank cover, the edge of the crank is correspondingly connected with a locking pin positioned in the pin hole through the connecting rod, the pin hole is positioned in the tank cover, the outer side of the pin hole penetrates through the side wall of the tank cover, the pin hole is opposite to the insertion hole positioned in the side wall of the tank body when the tank cover is closed, so as to form a slide rail of the locking pin, the rotating handle is rotated, the rotating shaft and the crank rotate to drive the connecting rod to swing, the locking pin slides linearly along the slide rail and can be inserted into or withdrawn from the jack, so as to lock or unlock the tank cover.

2. A closed type explosion-proof tank as claimed in claim 1, wherein said connecting rods, locking pins, pin holes and insertion holes are uniformly distributed in three, four, six or eight groups.

3. A closed type explosion-proof tank as claimed in claim 2, wherein each of said locking pins has a thickness of 10 to 16mm, and the side wall of said tank body has a thickness of 8 to 10 mm.

4. A closed type explosion-proof tank as claimed in claim 1, wherein said side wall of said flower pot has a plurality of explosion venting holes formed in the steel plate.

5. A closed type explosion-proof tank as defined in claim 1, wherein said tank cover comprises a cover plate and a cover body, said cover plate is positioned above said tank body when closed, said cover body is embedded in said tank body, said cover plate is made of steel plate, said cover body comprises at least three layers of spaced steel plates, each layer of steel plate is perforated with explosion venting holes, and weak explosion and anti-explosion buffer layers are filled between said steel plates.

6. The closed explosion-proof tank as claimed in claim 1, wherein said weak explosion-proof and explosion-proof buffer layer is one or any combination of glass fiber reinforced plastic layer, aluminum foam layer, weak explosion wire layer and honey aluminum layer.

7. A closed type explosion-proof tank as claimed in claim 1, wherein said insertion hole penetrates through the side wall of said tank body, and said locking pin is completely inserted into said insertion hole and protrudes outside the side wall of said tank body.

8. A closed type explosion-proof tank as claimed in claim 1, wherein said tank lid is rotatably connected to said tank body by a hinge structure.

9. A closed type explosion-proof tank as claimed in claim 8, wherein a connecting plate is provided at one side of the tank cover, a connecting block is provided on the tank body, a pin shaft penetrates a pin hole of the connecting block and is connected with the connecting plate, and the tank cover is rotatable relative to the tank body around the pin shaft.

10. A closed type explosion-proof tank as claimed in claim 1, wherein the opening of the inner side of said pin hole has a stopper having a diameter smaller than that of said pin hole.

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