CN210346496U

CN210346496U - Antiknock container with shielding function

Info

Publication number: CN210346496U
Application number: CN201921256455.4U
Authority: CN
Inventors: 蒋友明
Original assignee: Zhejiang Lujieshun Automobile Manufacturing Co ltd
Current assignee: Zhejiang Lujieshun Automobile Manufacturing Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-04-17
Anticipated expiration: 2029-08-05

Abstract

The utility model provides an anti-explosion container with shielding function, which aims at the defects that the anti-explosion container in the prior art is difficult to shield electromagnetic waves and is easy to cause potential safety hazards, and comprises a barrel body and a cover body, wherein the barrel body is detachably and fixedly connected with the cover body, the upper end surface of the barrel body is attached to the lower end surface of the cover body, the upper end surface of the barrel body and the lower end surface of the cover body are respectively provided with a groove with a circular structure, the groove on the barrel body and the groove on the cover body are spliced to form a mounting groove with a circular structure, the mounting groove is arranged around the opening of the barrel body, and a shielding ring made of conductive materials; the cover body is provided with pressure relief holes penetrating through the inner side and the outer side of the cover body, the cover body is provided with a pressure relief film made of a conductive material, and the pressure relief holes are sealed by the pressure relief film. The utility model discloses have good shielding effect, can reduce the possibility that the electromagnetic wave got into the antiknock container inner chamber to can promote the security performance, and the installation of shielding circle and let out the rupture membrane is very convenient.

Description

Antiknock container with shielding function

Technical Field

The utility model belongs to the technical field of antiknock container, concretely relates to antiknock container with shielding function.

Background

The anti-explosion container is special equipment for transporting and storing the detonator, and has strong anti-explosion performance, and meanwhile, the anti-explosion container also has strong shielding performance. Because the initiation factor of the electric detonator is electric energy, any stray current, thunder, static electricity, electromagnetic wave and even mobile phone communication with a certain frequency can detonate the electric detonator, if the safety of the detonator in the anti-explosion container is ensured, the strong shielding function of the anti-explosion container must be ensured firstly.

The existing anti-explosion container comprises a barrel body and a cover body, wherein the barrel body and the cover body are generally in detachable fixed connection in a screw joint or clamping manner, and a pressure relief hole is formed in the cover body. The joint between the barrel and the cover body is easy to form a gap by the clamping connection mode, a common sealing ring is usually arranged between the cover body and the barrel by the screw connection mode, a pressure relief hole must be formed in the container, the container cannot form a complete closed electric conductor due to the defects, external electromagnetic waves are easily transmitted to an inner cavity of the anti-explosion container, and accordingly explosion is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses antiknock container to among the prior art is difficult to the shielding to the electromagnetic wave, cause the drawback of potential safety hazard easily, an antiknock container with shielding function is provided, this antiknock container sets up the shielding circle between barrel and lid, can cut off the gap that the junction between barrel and the lid formed, can block that the electromagnetic wave gets into the anti-knock container inner chamber from the gap, the rupture membrane of letting out that the conducting material of setting was made, can seal the pressure release hole, thereby can prevent that the electromagnetic wave from getting into the anti-knock container inner chamber from the pressure release hole, and the effect that the pressure release hole can not be influenced in the setting of rupture membrane.

The invention aims to be realized by the following technical scheme: an anti-explosion container with a shielding function comprises a barrel body and a cover body, wherein the barrel body and the cover body are detachably and fixedly connected, the upper end surface of the barrel body is attached to the lower end surface of the cover body, grooves with circular structures are respectively arranged on the upper end surface of the barrel body and the lower end surface of the cover body, the grooves on the barrel body and the grooves on the cover body are spliced to form an installation groove with the circular structure, the installation groove is arranged around a barrel opening of the barrel body, and a shielding ring made of a conductive material is embedded in the installation groove; the cover body is provided with pressure relief holes penetrating through the inner side and the outer side of the cover body, the cover body is provided with a pressure relief film made of a conductive material, and the pressure relief holes are sealed by the pressure relief film.

In the above scheme, the shielding ring made of the conductive material is arranged at the gap between the cylinder body and the cover body, so that a conductive loop is formed between the shielding ring and the cover body and between the shielding ring and the cylinder body, and the electromagnetic wave can be blocked at the gap between the cylinder body and the cover body. The arrangement of the explosion venting film can close the pressure venting hole, so that a conductive loop is formed between the explosion venting film and the cover body, electromagnetic waves can be prevented from entering the inner cavity of the anti-explosion container from the pressure venting hole, the electromagnetic waves are prevented from influencing explosive articles in the inner cavity of the anti-explosion container, and the safety performance is improved. Meanwhile, the explosion venting film is of a film-packaged structure, if an explosive substance in the inner cavity of the anti-explosion container explodes, the explosion venting film can be easily broken by shock waves and high pressure generated by explosion, and therefore the pressure relief effect of the pressure relief hole cannot be influenced.

Preferably, the cross section of the groove is in a convex structure, the cross section of an installation groove formed by splicing the groove on the cylinder body and the groove on the cover body is in a plus structure, and the cross section of the shielding ring is in a plus structure. The shielding ring of this kind of structure is bigger for the area of contact between the shielding ring of cross-section for circular structure and lid, the barrel to can strengthen the electric conductivity between shielding ring and lid, the barrel, promote the shielding effect to the electromagnetic wave.

Preferably, the up end of lid still is equipped with the down-sinking hole that corresponds with the pressure release hole, and the diameter of counter bore is greater than the diameter and the down-sinking hole and the pressure release hole intercommunication in pressure release hole down, it is located down counter bore bottom to let out the rupture membrane, the spiro union has the screw of pressing the rupture membrane in the down-sinking hole, the screw be hollow structure and the cavity inner chamber of screw with the pressure release hole aligns. The explosion venting film that sets up like this is located the downthehole, reduces and lets out the possibility that the explosion venting film was destroyed by external force, and hollow structure's screw can not influence the effect of letting out explosion venting film and pressure release hole, and simultaneously, it is very convenient to let out the installation of explosion venting film through the connection of screw compression explosion venting film.

Preferably, the explosion venting film is a red copper sheet, and the screw is made of copper material.

Preferably, the thickness of the explosion venting film is 0.1mm-1 mm.

Preferably, the shielding ring is made of red copper or conductive rubber.

Preferably, the barrel and the cover body are in threaded connection or clamping connection.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses have good shielding effect, can reduce the possibility that the electromagnetic wave got into the antiknock container inner chamber to can promote the security performance, and the installation of shielding circle and let out the rupture membrane is very convenient.

Drawings

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

FIG. 2 is a cross-sectional view of the cover;

the labels in the figure are: 1. barrel, 2, lid, 3, recess, 4, mounting groove, 5, shielding circle, 6, pressure release hole, 7, lower counter bore, 8, let out the rupture membrane, 9, screw.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

example 1

As shown in fig. 1 and 2, an anti-explosion container with a shielding function comprises a barrel body 1 and a cover body 2, wherein the barrel body 1 is in threaded connection with the cover body 2, the upper end surface of the barrel body 1 is attached to the lower end surface of the cover body 2, the upper end surface of the barrel body 1 and the lower end surface of the cover body 2 are respectively provided with a groove 3 with a circular structure, the cross section of the groove 3 is in a convex structure, the groove 3 on the barrel body 1 and the groove 3 on the cover body 2 are spliced to form an installation groove 4 with a circular structure, the cross section of the installation groove 4 is in a plus structure, the installation groove 4 is arranged around the barrel mouth of the barrel body 1, a shielding ring 5 with a cross section in a plus structure is embedded in the installation groove 4, and the shielding ring 5 is made of; the shielding ring 5 with the structure has a larger contact area with the cover body 2 and the cylinder body 1 than the shielding ring 5 with a circular cross section, so that the conductivity between the shielding ring 5 and the cover body 2 and the cylinder body 1 can be enhanced, and the shielding effect on electromagnetic waves is improved.

Be equipped with the pressure release hole 6 that runs through the inside and outside both sides of lid 2 on the lid 2, the up end of lid 2 still is equipped with the hole 7 that sinks that corresponds with pressure release hole 6, and the diameter of hole 7 that sinks is greater than the diameter of 6 pressure release holes of pressure release hole 6 and hole 7 and the intercommunication of pressure release hole 6, counter bore 7 bottom is equipped with the explosion membrane 8 of letting out of 6 confined pressure release holes, it is 0.1mm-1mm red copper thin slice to let out the explosion membrane 8, the spiro union has copper screw 9 of 8 compressing tightly in counter bore 7 under with the explosion membrane 8 down in the counter bore 7 down, screw 9 be hollow structure and the hollow inner chamber of screw 9 with pressure release hole 6 aligns. The explosion venting film 8 arranged in this way is positioned in the lower counter bore 7, the possibility that the explosion venting film 8 is damaged by external force is reduced, the screw 9 of the hollow structure cannot influence the effects of the explosion venting film 8 and the pressure relief hole 6, and meanwhile, the connection of the explosion venting film 8 is compressed through the screw 9, so that the installation of the explosion venting film 8 is very convenient.

The utility model discloses a shielding circle 5 and the rupture of membranes 8 that let out that the conducting material who sets up made can block the electromagnetic wave, reduce the possibility that the electromagnetic wave got into the antiknock container inner chamber, avoid the electromagnetic wave to produce the influence to the explosive article in the antiknock container inner chamber, promote the security performance.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An anti-explosion container with a shielding function is characterized by comprising a barrel body (1) and a cover body (2), wherein the barrel body (1) is detachably and fixedly connected with the cover body (2), the upper end face of the barrel body (1) is attached to the lower end face of the cover body (2), the upper end face of the barrel body (1) and the lower end face of the cover body (2) are respectively provided with a groove (3) with a circular structure, the groove (3) on the barrel body (1) and the groove (3) on the cover body (2) are spliced to form a mounting groove (4) with a circular structure, the mounting groove (4) is arranged around the opening of the barrel body (1), and a shielding ring (5) made of a conductive material is embedded in the mounting groove (4); be equipped with pressure release hole (6) that run through the inside and outside both sides of lid (2) on lid (2), be equipped with the rupture of diaphragm (8) that let out that conducting material made on lid (2), let out rupture of diaphragm (8) and seal pressure release hole (6).

2. The anti-explosion container with the shielding function according to claim 1, wherein the cross section of the groove (3) is of a convex structure, the cross section of the installation groove (4) formed by splicing the groove (3) on the cylinder body (1) and the groove (3) on the cover body (2) is of a '+' structure, and the cross section of the shielding ring (5) is of a '+' structure.

3. The anti-explosion container with the shielding function according to claim 1 or 2, wherein a lower counter bore (7) corresponding to the pressure relief hole (6) is further arranged on the upper end surface of the cover body (2), the diameter of the lower counter bore (7) is larger than that of the pressure relief hole (6), the lower counter bore (7) is communicated with the pressure relief hole (6), the explosion venting membrane (8) is located at the bottom of the lower counter bore (7), a screw (9) for pressing the explosion venting membrane (8) in the lower counter bore (7) is screwed in the lower counter bore (7), the screw (9) is of a hollow structure, and a hollow inner cavity of the screw (9) is aligned with the pressure relief hole (6).

4. The antiknock container with shielding function according to claim 3, wherein said venting membrane (8) is a copper sheet and said screw (9) is made of copper material.

5. A blast-resistant container with shielding function according to claim 3, wherein the thickness of said venting membrane (8) is 0.1mm-1 mm.

6. The antiknock container with shielding function according to claim 1, wherein the shielding ring (5) is made of red copper or conductive rubber.

7. The anti-explosion container with the shielding function according to claim 1, wherein the barrel body (1) and the cover body (2) are screwed or clamped.