阅读说明：本技术 一种封闭式防爆罐 (Closed explosion-proof tank ) 是由 赵宁 李力 梁荣 于 2020-04-24 设计创作，主要内容包括：本发明所涉及的一种封闭式防爆罐,包括罐盖、罐体、罐底和锁止机构,罐盖通过销轴与罐体可垂直转动连接,罐盖内部和罐体侧壁整体为软硬叠加、错落有序的弱爆结构,罐盖上具有不规则的泄爆小孔；锁止机构包括旋转手柄、旋转轴、曲柄、锁止销、销孔和插孔,曲柄位于罐盖内部,曲柄中心通过垂直穿过罐盖的旋转轴与旋转手柄连接,曲柄的边缘通过连杆对应连接位于销孔内的锁止销,销孔位于罐盖内部且外侧贯通罐盖的侧壁,销孔与位于罐体侧壁内部的插孔在罐盖关闭时相对以形成锁止销的滑轨,转动旋转手柄,带动锁止销沿滑轨滑动以插入或退出插孔,锁定或解锁罐盖。该封闭式防爆罐具有罐、盖一体、快捷、安全泄爆的优势。(The invention relates to a closed anti-explosion tank which comprises a tank cover, a tank body, a tank bottom and a locking mechanism, wherein the tank cover is vertically and rotatably connected with the tank body through a pin shaft, the inside of the tank cover and the side wall of the tank body are integrally of soft and hard superposed and staggered ordered weak explosion structures, and the tank cover is provided with irregular explosion venting holes; 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.)

1. A closed explosion-proof tank is characterized by comprising 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 side wall of the tank body, the tank bottom and the tank cover are of a multi-layer steel plate structure, weak explosion and anti-explosion buffer layers are filled between the steel plates, and explosion venting holes which are irregularly arranged are formed in the 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.

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 tank body comprises an outer tank, a flower pot and an inner container, all of which are made of steel plates, the steel plates of the side walls of the flower pot are provided with irregular explosion venting holes, and weak explosion and anti-explosion buffer layers are filled between the side walls of the outer tank, the flower pot and the inner container.

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 located 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 and said tank bottom comprise 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.

Technical Field

The invention relates to a closed anti-explosion tank, and belongs to the field of safety inspection explosion prevention and explosion elimination.

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.

Disclosure of Invention

The invention provides a closed type anti-explosion tank, aiming at the problems of large potential safety hazard of the existing open type anti-explosion tank, weak locking structure of a tank cover (a tank door) of the closed type anti-explosion tank and large potential safety hazard.

The technical scheme of the invention is as follows:

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 side wall of the tank body, the tank bottom and the tank cover are of a multi-layer steel plate structure, weak explosion and anti-explosion buffer layers are filled between the steel plates, and explosion venting holes which are irregularly arranged are formed in the 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.

The tank body comprises an outer tank, a flower tank and an inner container which are all composed of steel plates, irregular explosion venting holes are formed in the steel plates on the side walls of the flower tank, and weak explosion and anti-explosion buffer layers are filled among the side walls of the outer tank, the flower tank and the inner container.

The cover includes apron and lid, when closing the apron is located jar body top, the lid embedding the jar is internal, the apron is the steel sheet, the lid with the tank bottoms includes at least three-layer spaced steel sheet, has a plurality of explosion venting holes 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 invention has the beneficial technical effects that:

the invention relates to a closed anti-explosion tank, wherein one side of a tank cover is rotationally connected with a tank body through a pin shaft, when the tank cover is opened, the tank cover can be opened only by horizontally rotating a rotating handle to drive a rotating shaft and a crank to rotate, and a connecting rod horizontally swings. 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. Compared with the anti-explosion structure of the tank body only arranged on the open anti-explosion tank, the anti-explosion structure of the tank body is further arranged on the tank body, the tank cover and the tank bottom at the same time, and the anti-explosion structure has the advantages that the damage result caused by a large amount of leakage of shock waves generated at the moment of explosion in a specified safety range can be effectively inhibited and weakened.

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.

In conclusion, the closed type anti-explosion tank can quickly and safely dispose suspected anti-explosion objects, and the purposes of effective explosion prevention and explosion elimination in a room are achieved.

In addition, in order to ensure high safety in the explosion (venting) prevention field and plastic deformation of the raw steel material by the explosion, the closed type explosion-proof tank of the present invention is disposable in principle, and therefore, the tank cover may not be opened after the explosion is applied. 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 can of the present invention in a can lid open state;

FIG. 2 is a transverse cross-sectional view of an embodiment of a closed explosion-proof can of the invention in a closed state of the can lid;

FIG. 3 is a transverse cross-sectional view of an embodiment of the closed explosion-proof can of the invention in a closed and locked condition of the can lid;

FIG. 4 is a longitudinal cross-sectional view of an embodiment of the closed explosion-proof can of the present invention with the can lid closed and locked;

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

The reference numbers: 100-tank body, 110-outer tank, 120-flower tank, 130-inner container, 200-tank 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 and anti-explosion buffer layer, 600-explosion venting small hole, 710-outer tank bottom, 720-outer tank secondary outer tank bottom, 730-flower tank bottom and 740-flower tank inner layer tank bottom.

Detailed Description

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