CN217653431U

CN217653431U - People's air defense antichemical air pipe connects device soon

Info

Publication number: CN217653431U
Application number: CN202220158171.7U
Authority: CN
Inventors: 李敏
Original assignee: Wuhan Tiedun Civil Defence Engineering Co ltd
Current assignee: Wuhan Tiedun Civil Defence Engineering Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-10-25
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to a people's air pipe connection technical field specifically discloses a people's air defense ization air pipe connects device soon, connect the device soon and include sealing member and buckle subassembly, the sealing member has the first sealing that is used for two sealed air duct pipe orifice department faying faces and seals the second sealing of two air duct pipe orifice department outer circumferences respectively, buckle subassembly cup joints on the outer circumference of sealing member, be used for with the sealing member compresses tightly with two air duct's the mouth of pipe to realize two air duct's butt joint and the sealed of joint department. Connect the device soon, replace traditional flange joint, make people's air defense chemical defense air pipe engineering installation and air pipe conversion realize high efficiency, ensure the personnel's safety of ventilation during the wartime, ensure that people's is healthy not receive danger.

Description

People's air defense antichemical air pipe connects device soon

Technical Field

The utility model relates to a people's air defense antichemical air pipe connects technical field specifically is a people's air defense antichemical air pipe connects device soon.

Background

The civil air defense and chemical defense ventilation engineering is generally formed by connecting a plurality of special ventilation protective devices (such as a fan, a valve, a filter absorber and the like) with corresponding ventilation pipelines. In engineering installation, a generally adopted construction method is to weld a connecting flange at the joint of a ventilation pipeline and protection equipment, and connect the ventilation pipeline and the protection equipment through a rubber sealing ring and a bolt assembly. In order to ensure the air tightness of ventilation engineering installation, 8 to 16 connecting bolt assemblies generally need to be installed at the connecting nodes of the assembly connecting flanges in a penetrating manner, so that the engineering installation is time-consuming and labor-consuming, the efficiency is not high, and the requirements of rapid installation and conversion of modern civil air defense ventilation engineering in wartime are not met.

The utility model discloses a chinese utility model patent that bulletin number is CN 206093281U discloses an tuber pipe connecting device and tuber pipe system, this tuber pipe connecting device passes through interpolation piece and connects first flange joint spare and second flange joint spare, make first flange joint spare and second flange joint spare can part from each other, first flange joint spare and second flange joint spare are fixed connection respectively on one side of two compound tuber pipes, among the tuber pipe system, compound tuber pipe passes through tuber pipe connecting device interconnect, make between the compound tuber pipe through interpolation piece the dismantlement connection, the equipment of the compound tuber pipe of being convenient for, the reuse of dismantlement and tuber pipe material, the difficult equipment of tuber pipe among the current tuber pipe system has been improved, the problem of the reuse of dismantlement and tuber pipe material. Although the problem of quick installation has been solved to above-mentioned technique, if use it the utility model discloses an among the people's air defense chemical defense ventilation engineering technique, the gas tightness of connecting between its air pipe can not reach the requirement, consequently, it is necessary to design a quick-connect device who is applicable to people's air defense chemical defense air pipe.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a people's air defense chemical defense air pipe connects device soon replaces traditional flange joint, makes people's air defense chemical defense air pipe engineering installation and air pipe conversion realize high efficiency, ensures the personnel's safety of ventilation during the wartime, and the guarantee people's is healthy not receive danger.

The utility model discloses a solve the technical scheme that its technical purpose adopted and do:

the utility model provides a people air defense antichemical air pipe connects device soon, sets up the junction between two air pipes, includes sealing member and buckle subassembly, the sealing member has the first sealing that is used for two air pipe mouth department faying faces and seals the second sealing of two air pipe mouth department outer periphery respectively, buckle subassembly cup joints on the outer circumference of sealing member, be used for with the sealing member compresses tightly with two air pipe's mouth of pipe to realize the butt joint of two air pipes and the sealed of joint department.

Further, the sealing element comprises a sealing ring body and extension parts arranged on two sides of the sealing ring body, the sealing ring body forms the first sealing part, and the two extension parts form the second sealing part.

Further, the sealing washer body sets up in the mouth of pipe department that two air pipe are connected, and the mouth of pipe of two air pipe all leans on tightly with the sealing washer body, two the extension respectively be by the protruding of this sealing washer body direction is kept away from to sealing washer body edge, two the extension is covered respectively and is established on the outer periphery of two air pipe looks connecting pipe mouths department.

Further, the sealing ring body and the two extending parts are of an integrated molding structure made of silicon rubber materials.

Furthermore, both ends of the longitudinal section of the sealing element are in a T shape.

Further, the buckle assembly comprises two semicircular buckles arranged in a mirror mode, and the two semicircular buckles are fixedly connected through bolts.

Further, the inner circular surface of each semicircular buckle is provided with a groove penetrating through two ends of the semicircular buckle, and the groove is used for accommodating the sealing element.

Further, the distance between the two side walls of the groove is gradually reduced from the notch of the groove to the groove bottom.

Further, every the both ends of semicircle buckle all are equipped with the fixed part, every set up the screw hole on the fixed part, two semicircle buckle is through inserting the bolt in this screw hole fixed connection together.

Further, the seal and the snap assembly remain coaxially disposed at all times.

Compared with the prior art, the beneficial effects of the utility model mainly include:

the utility model provides a pair of people's air defense antichemical air pipe connects device soon provides a quick, high-efficient, safe connecting device for the installation of people's air defense antichemical ventilation engineering, can seal two air pipe through the sealing member, cup joints in the outside of sealing member and cramps the sealing member through the buckle subassembly simultaneously, has realized the quick butt joint of two air pipe and the sealed of joint department. The utility model has the advantages of simple structure, the safe and reliable performance can ensure to be favorable to the safety of protecting people's life and property in case take place the war.

Drawings

Fig. 1 is a schematic view of the quick-coupling device of the present invention connecting two air ducts;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is an enlarged view at A in FIG. 1;

fig. 4 is a schematic structural diagram of the semicircular buckle (the other half and its mirror image).

Shown in the figure:

1-ventilating duct;

2-quick-connect device, 21-sealing element, 211-sealing ring body, 212-extension part, 22-snap component, 221-semicircular snap, 222-groove, 223-fixing part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Fig. 1 shows the use the utility model discloses a connect the device soon and connect two air pipe's connected state schematic diagrams, fig. 2 is the side view after connecting, as shown in fig. 1, 2, the utility model relates to a people's air defense ization air pipe connects device soon, sets up the junction between two air pipe 1, and the purpose provides a connecting device quick, high-efficient, that sealing performance is good for the installation of people's air defense ization ventilation engineering, and this connects device easy operation, performance safe and reliable soon can protect people's life and property safety more favorably when taking place the war. The quick connection device 2 specifically comprises a sealing element 21 and a buckle assembly 22, wherein the sealing element 21 is provided with a first sealing part for sealing joint surfaces at pipe orifices of the two ventilation pipelines 1 and a second sealing part for respectively sealing outer circumferential surfaces at the pipe orifices of the two ventilation pipelines, and the buckle assembly 22 is sleeved on the outer circumference of the sealing element 21 and is used for compressing the sealing element 21 and the pipe orifices of the two ventilation pipelines 1 so as to realize butt joint of the two ventilation pipelines 1 and sealing at the pipe orifice joint.

Specifically, as shown in fig. 3, the sealing element 21 is a sealing ring, the sealing element 21 includes a sealing ring body 211 and extending portions 212 disposed on two sides of the sealing ring body 211, and the sealing ring body 211 forms the first sealing portion for sealing a joint surface at the pipe orifices of the two ventilation pipes 1; the two extending portions 212 constitute the second sealing portions for sealing the outer circumferential surfaces at the mouths of the two air ducts, respectively.

Specifically, the sealing ring body 211 is disposed at an opening of the two ventilation ducts 1, the openings of the two ventilation ducts 1 are close to the sealing ring body 211, the two extending portions 212 respectively protrude from the edge of the sealing ring body 211 towards a direction away from the sealing ring body 211, and the two extending portions 212 respectively cover the outer circumferential surfaces of the two ventilation ducts 1 at the connection opening, so that the sealing property at the connection position of the two ventilation ducts 1 can be ensured.

Specifically, in order to better ensure the sealing effect, the sealing ring body 211 and the two extending portions 212 are preferably integrally molded and made of a silicon rubber material.

Preferably, both ends of the longitudinal section of the sealing member 21 are T-shaped.

Specifically, as shown in fig. 4, the snap assembly 22 includes two mirror-image semicircular snaps 221, and the two semicircular snaps 221 are fixedly connected by a bolt.

Preferably, the inner circumferential surface of each of the semicircular clips 221 is provided with a groove 222 penetrating both ends of the semicircular clip 221, and the groove 222 is used for accommodating the sealing member 21.

Preferably, in order to facilitate the compression of the sealing member 21, the distance between the two side walls of the groove 222 is gradually reduced from the notch of the groove 222 to the groove bottom.

Specifically, every the both ends of semicircle buckle 221 all are equipped with fixed part 223, every all set up the screw hole on the fixed part 223, two semicircle buckle 221 is through inserting the bolt in this screw hole fixed connection together.

In addition, it should be noted that the sealing member 21 and the snap assembly 22 are always coaxially disposed.

Above-mentioned the utility model provides a pair of people's air defense antichemical air pipe connects device soon when using, earlier put sealing member 21 between two air pipe 1, and compress tightly two air pipe 1's the mouth of pipe and the both sides of sealing washer body 211, simultaneously with two extension 212 of sealing member 21 hoop two air pipe 1 orificial outward flanges respectively, later establish two semicircle buckle 221 difference covers in sealing member 21's outside again, and extrude air pipe 1's the mouth of pipe through semicircle buckle 221, make sealing member 21 and air pipe 1's two mouths of pipe closely combine, thereby reach air pipe 1's butt joint and joint department sealed.

After connecting, through actual engineering application and through special check out test set detection, the technical scheme of the utility model make air pipe's firm in connection reliable, airtight effectual to easy operation. The main technical determination indexes are as follows:

1. the tensile strength and the shearing resistance of the pipeline joint are equal to those of the flange joint;

2. the air leakage coefficient of the pipeline joint is less than or equal to 0.1 percent.

The technical indexes can completely meet the technical requirements of the design Specification for civil air defense basements GB 50038-2005.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a people's air defense antichemical air pipe connects device soon, sets up the junction between two air pipes, its characterized in that, connect the device soon and include sealing member and buckle subassembly, the sealing member has the first sealing part that is used for sealing two air pipe mouth department faying faces and seals the second sealing part of two air pipe mouth department outer periphery respectively, buckle subassembly cup joints on the outer circumference of sealing member, be used for with the sealing member compresses tightly with the mouth of pipe of two air pipes to realize the butt joint of two air pipes and the sealed of joint department.

2. The quick connecting device for the civil air defense and chemical defense ventilation pipeline according to claim 1, characterized in that the sealing element comprises a sealing ring body and extending parts arranged at two sides of the sealing ring body, the sealing ring body forms the first sealing part, and the two extending parts form the second sealing part.

3. The air conduit quick-connecting device for the civil air defense and chemical defense air conduit according to claim 2, wherein the sealing ring body is arranged at the pipe orifice where the two air conduits are connected, the pipe orifices of the two air conduits are close to the sealing ring body, the two extending portions are respectively a protrusion from the edge of the sealing ring body to the direction far away from the sealing ring body, and the two extending portions are respectively covered on the outer circumferential surface of the connecting pipe orifice of the two air conduits.

4. The quick connecting device for the civil air defense ventilation pipeline according to claim 3, characterized in that the sealing ring body and the two extending parts are of an integrated molding structure made of silicon rubber material.

5. The quick connecting device for the civil air defense ventilation pipeline according to claim 1, characterized in that both ends of the longitudinal section of the sealing element are T-shaped.

6. The quick connecting device for the civil air defense ventilation pipeline according to claim 1, characterized in that the buckle component comprises two semicircular buckles arranged in a mirror image manner, and the two semicircular buckles are fixedly connected through a bolt.

7. The quick connecting device for the air ducts of the civil air defense industry according to claim 6, characterized in that the inner circular surface of each semicircular buckle is provided with a groove which penetrates through two ends of the semicircular buckle and is used for accommodating the sealing element.

8. The quick connecting device for the air duct for air defense and chemical defense of people according to claim 7, characterized in that the distance between the two side walls of the groove is gradually reduced from the notch of the groove to the groove bottom.

9. The quick connecting device for the air duct for people air defense and chemical defense of claim 7 is characterized in that fixing parts are arranged at two ends of each semicircular buckle, each fixing part is provided with a threaded hole, and the two semicircular buckles are fixedly connected together by inserting a bolt into the threaded holes.

10. The quick connecting device for the civil air defense ventilation pipeline according to claim 1, characterized in that the sealing element and the buckle component are always coaxially arranged.