CN206054843U

CN206054843U - Explosion-proof valve

Info

Publication number: CN206054843U
Application number: CN201620569899.3U
Authority: CN
Inventors: 赵英
Original assignee: Zhangjiagang Fengle Auto Equipments Co Ltd
Current assignee: Zhangjiagang Fengle Auto Equipments Co Ltd
Priority date: 2016-06-13
Filing date: 2016-06-13
Publication date: 2017-03-29
Anticipated expiration: 2026-06-13

Abstract

This application discloses a kind of explosion-proof valve, for the stewing jet chimney of steel slag hot, including the explosion stack being installed on jet chimney, cover plate is sealed with the opening of the explosion stack, one end of the cover plate is rotationally connected with the edge of the explosion stack by coupling assembly, the coupling assembly includes the first connector and the second connector, the outer wall of the explosion stack is fixed in the bottom of first connector, the top of first connector protrudes out the upper surface of the cover plate, described one end of second connector is fixed with the upper surface of cover plate, the other end is rotationally connected with the top of first connector.This utility model improves security performance by arranging explosion-proof valve, prevents blast.

Description

Explosion-proof valve

Technical field

The application is related to a kind of explosion-proof valve.

Background technology

In steel-making industry, slag after steel-making is typically all first stacked into slag stewing hole, then by cheating to slag stewing in the cycle Property fetch water efflorescence cooling, so as to reach by slag cool down efflorescence purpose；But slag can be given out in cooling procedure in a large number Steam containing flammable explosive gas such as hydrogen, these steam are directly drained in air at present, largely effect on environment empty Makings amount.

The stewing processing meanss of traditional steel slag hot, the lighter hydrogen flowing of density is not freely in slag stewing lid and jet chimney high point Enrichment, reaches finite concentration and naked light generation blast is met in hole.

Utility model content

The purpose of this utility model is to provide a kind of explosion-proof valve, to overcome deficiency of the prior art.

For achieving the above object, this utility model provides following technical scheme：

The embodiment of the present application discloses a kind of explosion-proof valve, for the stewing jet chimney of steel slag hot, including being installed on jet chimney Explosion stack, be sealed with cover plate at the opening of the explosion stack, one end of the cover plate is rotationally connected with described by coupling assembly The edge of explosion stack, the coupling assembly include the first connector and the second connector, and the bottom of first connector is fixed In the outer wall of the explosion stack, the top of first connector protrudes out the upper surface of the cover plate, second connector The upper surface of one end and cover plate fix, the other end is rotationally connected with the top of first connector.

Preferably, in above-mentioned explosion-proof valve, second connector is parallel to cover plate place plane.

Preferably, in above-mentioned explosion-proof valve, first connector includes two pieces of gripper shoes being oppositely arranged, this two pieces Bearing pin is provided between gripper shoe, second connector rotates in the bearing pin.

Preferably, in above-mentioned explosion-proof valve, the jet chimney is 30 ° with the angle of horizontal plane.

Preferably, in above-mentioned explosion-proof valve, the explosion stack is vertically arranged.

Preferably, in above-mentioned explosion-proof valve, the explosion-proof valve is counter weight type explosion-proof valve, and the Opening pressure of the explosion-proof valve is 0.6kPa。

Compared with prior art, the utility model has the advantage of：

This utility model improves security performance by arranging explosion-proof valve, prevents blast.

Description of the drawings

In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work, Can be with according to these other accompanying drawings of accompanying drawings acquisition.

Fig. 1 show the structural representation of explosion-proof valve in this utility model specific embodiment；

Fig. 2 show the enlarged diagram of I in Fig. 1；

Fig. 3 a show the enlarged diagram of II in Fig. 1；

Fig. 3 b show the side view of Fig. 3 a；

Fig. 4 a show the side view of cover plate；

Cover plate upward view shown in Fig. 4 b；

Fig. 5 a show the side view of this utility model second embodiment cover plate；

Fig. 5 b show the top view of this utility model second embodiment cover plate；

Fig. 6 show the structural representation of sealing ring in this utility model 3rd embodiment.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Detailed description, it is clear that described embodiment is only a part of embodiment of this utility model, rather than the enforcement of whole Example.Based on the embodiment in this utility model, those of ordinary skill in the art institute on the premise of creative work is not made The every other embodiment for obtaining, belongs to the scope of this utility model protection.

It is with reference to shown in Fig. 1, for the explosion-proof valve of the stewing jet chimney of steel slag hot, explosion-proof on jet chimney 1 including being installed on Pipe 2, is sealed with cover plate 3 at the opening of the explosion stack 2.

With reference to shown in Fig. 2, sealing ring 4 between the contact surface of cover plate 3 and explosion stack 2, is provided with, sealing ring 4 is pushed up around explosion stack 2 End pipe mouth one is enclosed, sealing ring 4 include be oppositely arranged two fixed parts 41, and be connected to two 41 tip edges of fixed part it Between elastic 42, elastic inner hollow, and the top surface 43 with arc, the mouth of pipe of explosion stack 2 are held on two fixed parts It is between 41 and fixed between fixed part 41.

Preferably, 4 material of sealing ring is rubber.

Further, it is detachably fixed by soket head cap screw 44 between 2 side wall of fixed part 41 and explosion stack.

Further, jet chimney 1 and the angle of horizontal plane are 30 °.

Further, explosion stack 2 is vertically arranged.

With reference to shown in Fig. 3 a and Fig. 3 b, one end of cover plate 3 is rotationally connected with the edge of explosion stack 2 by coupling assembly, even Connected components include the first connector 51 and the second connector 52, and the first connector 51 protrudes out the outer wall of explosion stack 2, the second connection Part 52 is L-shaped, and its bottom is rotationally connected with the first connector 51, and its top extends the upper surface of cover plate 3 and between cover plate 3 It is fixed.

Preferably, the first connector 51 is welded and fixed with explosion stack 2, and the second connector 52 is welded and fixed with cover plate 3.

Further, the second connector 52 includes three connecting plates 521 being set up in parallel, and three connecting plates 521 pass through Same bearing pin 53 is rotationally connected with the first connector 51.

With reference to shown in Fig. 4 a and 4b, the lower surface of cover plate 3 is welded with groined type reinforcement 31.

Further, the edge of cover plate 3 protrudes out downwards the enclosing 32 of annular.

Further, the lower section of cover plate 3 is fixed with backing plate 33, the backing plate 33 be fixed on reinforcement 31 or cover plate 3 side Edge.

With reference to shown in Fig. 5 a and Fig. 5 b, in a second embodiment, one end of cover plate 3 is rotationally connected with anti-by coupling assembly The edge of booster 2, coupling assembly include the first connector 61 and the second connector 62, and the bottom of the first connector 61 is fixed on anti- The outer wall of booster 2, the top of the first connector 61 protrude out the upper surface of cover plate 3, one end and the cover plate 3 of the second connector 62 Upper surface is fixed, and the other end is rotationally connected with the top of the first connector 61.

Further, the second connector 62 is parallel to 3 place plane of cover plate.

Further, the first connector 61 includes two pieces of gripper shoes 611 being oppositely arranged, between two pieces of gripper shoes 611 Bearing pin 63 is provided with, the second connector 62 rotates in bearing pin 63.

With reference to shown in Fig. 6, in the third embodiment, sealing ring 7 is provided between the contact surface of cover plate 3 and explosion stack 2, is sealed Circle 7 is enclosed around the 2 top mouth of pipe one of explosion stack, and the bottom of sealing ring 7 is recessed to be formed with a holding tank 71, and the top edge of explosion stack 2 is matched somebody with somebody Conjunction is fixed in holding tank 71, and the top of sealing ring 71 has protruded out a contact site 72 to side, and the contact site 72 is set with inclination The sealing surface 721 put, the angle between the sealing surface 721 and horizontal plane are 75 °.

Further, contact site 72 has section drift angle triangular in shape.

Further, the angle of drift angle is 30 °.

Further, the lower surface of drift angle and the angle of vertical direction are 135 °.

In the present embodiment, explosion-proof valve is preferably counter weight type explosion-proof valve, and the Opening pressure of the explosion-proof valve is preferably 0.6kPa.

It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or deposit between operating In any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to Nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment Intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that Also there is other identical element in process, method, article or equipment including the key element.

The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art For member, on the premise of without departing from the application principle, some improvements and modifications can also be made, these improvements and modifications also should It is considered as the protection domain of the application.

Claims

1. a kind of explosion-proof valve, boils in a covered pot over a slow fire jet chimney for steel slag hot, it is characterised in that explosion-proof on jet chimney including being installed on Pipe, is sealed with cover plate at the opening of the explosion stack, one end of the cover plate is rotationally connected with the explosion stack by coupling assembly Edge, the coupling assembly includes the first connector and the second connector, and the bottom of first connector is fixed on described The outer wall of explosion stack, the top of first connector protrude out the upper surface of the cover plate, one end of second connector Fix with the upper surface of cover plate, the other end is rotationally connected with the top of first connector.

2. explosion-proof valve according to claim 1, it is characterised in that：Second connector is located flat parallel to the cover plate Face.

3. explosion-proof valve according to claim 1, it is characterised in that：First connector includes two pieces for being oppositely arranged Fagging, is provided with bearing pin between two pieces of gripper shoes, second connector rotates in the bearing pin.

4. explosion-proof valve according to claim 1, it is characterised in that：The jet chimney is 30 ° with the angle of horizontal plane.

5. explosion-proof valve according to claim 1, it is characterised in that：The explosion stack is vertically arranged.

6. explosion-proof valve according to claim 1, it is characterised in that：The explosion-proof valve be counter weight type explosion-proof valve, the explosion-proof valve Opening pressure be 0.6kPa.