CN206972972U - A kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems - Google Patents

Abstract

The utility model discloses a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems, including expansion link and fixed feet, bolt is installed below the expansion link, and the lower section of expansion link is connected by bolt with firm banking, valve body is provided with below the firm banking, the lower end of the escape pipe is provided with the first gas outlet, and first the rear end of gas outlet be connected with valve body, the second gas outlet is fixed among the front side of the valve body, and second is provided with the first air inlet on the left of gas outlet, flexible secondary bar is provided with the inside of the valve body, and it is fixed with block on the outside of flexible secondary bar.The scavenging air valve for being used for disperse flame heat accumulating type continuous flow combustion systems is provided with expansion link, effectively improve operating efficiency during scavenging air valve ventilation, block is additionally provided with flexible secondary bar, it ensure that the sealing property of scavenging air valve, airway is additionally provided with the bottom of flexible secondary bar, scavenging air valve is met the work requirements of combustion system.

Description

A kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems

Technical field

It the utility model is related to valve technology field, it is specially a kind of for disperse flame heat accumulating type continuous flow combustion systems Scavenging air valve.

Background technology

Valve is the control unit in fluid delivery system, has cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting Or the function such as overflow pressure relief, valve can be used for controlling empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal With the flowing of all kinds fluid such as radiating medium.

Here what is talked about is the scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems, and in the market some are changed Air valve structure is excessively simple, and the scavenging performance of some scavenging air valves can be caused not good enough, and when scavenging air valve works, scavenging efficiency is not It is enough, it may occur that gas leak phenomenon, and scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems and in the market some Common scavenging air valve is also different, and some common scavenging air valves of in the market can not meet the work need of continuous flow combustion systems Ask, so we have proposed a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems, in order to solve it is above-mentioned in The problem of proposition.

Utility model content

The purpose of this utility model is to provide a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems, with Solve that the scavenging performance for the scavenging air valve in the market that above-mentioned background technology proposes is not good enough, and common scavenging air valve can not meet The problem of combustion system work requirements.

To achieve the above object, the utility model provides following technical scheme：It is continuous that one kind is used for disperse flame heat accumulating type The scavenging air valve of combustion system, including expansion link and fixed feet, bolt, and the lower section of expansion link are installed below the expansion link It is connected by bolt with firm banking, valve body is provided with below the firm banking, and be fixed with the lateral surface of valve body Escape pipe, the lower end of the escape pipe is provided with the first gas outlet, and the rear end of the first gas outlet is connected with valve body, the valve body Front side among be fixed with the second gas outlet, and the first air inlet is provided with the left of the second gas outlet, first air inlet Lower section be fixed with the 3rd air inlet, and the rear end of the 3rd air inlet is fixed with valve body, and the lower end installed in front of the valve body has Second air inlet, flexible secondary bar is provided with the inside of the valve body, and block is fixed with the outside of flexible secondary bar, the block Outside is connected with the 3rd gas outlet, and the lower end of the flexible secondary bar is provided with airway, valve is fixed with the inside of the fixed feet Body.

Preferably, first gas outlet is to be fixedly connected with the 3rd gas outlet by escape pipe.

Preferably, first gas outlet, the second gas outlet, the first air inlet and the 3rd air inlet and the 3rd gas outlet Internal diameter size it is equal, and the 3rd gas outlet internal diameter size be less than block width.

Preferably, the flexible secondary bar is to be flexibly connected with the connected mode of valve body by expansion link, and in flexible secondary bar The distance of lower movement is more than the internal diameter size of the second gas outlet.

Preferably, the block is structure as a whole with flexible secondary bar, and block is provided with three, and block and valve body Inside is sealed connection.

Preferably, the upper end of the airway is located between the block on the downside of flexible secondary bar.

Compared with prior art, the beneficial effects of the utility model are：This is used for disperse flame heat accumulating type continuous burning system The scavenging air valve of system is provided with expansion link, can facilitate the work of scavenging air valve, effectively improves operating efficiency during scavenging air valve ventilation, Block is additionally provided with flexible secondary bar, the scavenging performance of scavenging air valve can be improved, also can effectively prevent scavenging air valve gas leak phenomenon Occur, ensure that the sealing property of scavenging air valve, airway is additionally provided with the bottom of flexible secondary bar, can be by airway by the Gas in two air inlets and the 3rd air inlet is sufficiently mixed, and increases the feature of scavenging air valve, and then is applicable scavenging air valve In disperse flame heat accumulating type continuous flow combustion systems, to meet its work requirements, fixed feet is also equipped with the bottom of valve body, is improved The stability of valve body.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model section structural representation；

Fig. 3 is the utility model overlooking the structure diagram.

In figure：1st, expansion link, 2, bolt, 3, firm banking, 4, valve body, 5, escape pipe, the 6, first gas outlet, 7, second goes out Gas port, the 8, first air inlet, the 9, second air inlet, the 10, the 3rd air inlet, 11, flexible secondary bar, 12, block, the 13, the 3rd outlet Mouthful, 14, airway, 15, fixed feet.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：One kind is used for disperse flame heat accumulating type continuous burning The scavenging air valve of system, including expansion link 1 and fixed feet 15, the lower section of expansion link 1 is provided with bolt 2, and the lower section of expansion link 1 leads to Cross bolt 2 with firm banking 3 to be connected, the lower section of the firm banking 3 is provided with valve body 4, and fixed on the lateral surface of valve body 4 There is an escape pipe 5, the lower end of escape pipe 5 is provided with the first gas outlet 6, and the rear end of the first gas outlet 6 is connected with valve body 4, and first Gas outlet 6 to be fixedly connected, facilitates the first gas outlet 6 and the 3rd gas outlet 13 by escape pipe 5 and the 3rd gas outlet 13 Use, the second gas outlet 7 is fixed among the front side of valve body 4, and the left side of the second gas outlet 7 is provided with the first air inlet 8, the One gas outlet 6, the second gas outlet 7, the first air inlet 8 and the 3rd air inlet 10 and the internal diameter size of the 3rd gas outlet 13 are homogeneous Deng, and the internal diameter size of the 3rd gas outlet 13 is less than the width of block 12, can flow the gas inside valve body 4 and be more uniformly distributed stream Freely, and then the operating efficiency of scavenging air valve is improved, the lower section of the first air inlet 8 is fixed with the 3rd air inlet 10, and the 3rd air inlet 10 rear end is fixed with valve body 4, and the lower end installed in front of valve body 4 has the second air inlet 9, and the inner side of valve body 4 is provided with flexible pair Bar 11, and the outside of flexible secondary bar 11 is fixed with block 12, flexible secondary bar 11 is by the connected mode of expansion link 1 and valve body 4 It is flexibly connected, and the distance that moves up and down of flexible secondary bar 11 is more than the internal diameter size of the second gas outlet 7, can effectively anti-stop block 12 influence the work of the second gas outlet 7, and so as to improve the venting capability of scavenging air valve, the outside of block 12 is connected with the 3rd outlet Mouth 13, block 12 is structure as a whole with flexible secondary bar 11, and block 12 is provided with three, and the inside of block 12 and valve body 4 To be tightly connected, the operating efficiency of scavenging air valve is improved, also ensure that the sealing property of scavenging air valve, the lower end of flexible secondary bar 11 is set It is equipped with airway 14, the upper end of airway 14 is located between the block 12 of the flexible downside of secondary bar 11, can be by airway by the Gas in two air inlets 9 and the 3rd air inlet 10 is sufficiently mixed, and increases the feature of scavenging air valve, the inner side of fixed feet 15 It is fixed with valve body 4.

Operation principle：When being used for the scavenging air valve of disperse flame heat accumulating type continuous flow combustion systems using this, first by valve body 4 Combustion system is connected respectively to by the fixing-stable of fixed feet 15 of bottom, then by the first air inlet 8 and the 3rd air inlet 10 On air-introduced machine and pressure fan, then the second air inlet 9 is connected with the gaseous fuel pipe of combustion system, then by the first gas outlet 6 and second gas outlet 7 be connected respectively with two regenerator of combustion system, afterburner combustion system start working, when flexible pair When bar 11 contacts with the bottom of valve body 4, outer gas stream can be transported to valve by the pressure fan of combustion system by the 3rd air inlet 10 In body 4, gaseous fuel is mixed in valve body 4 by the second air inlet 9 and airway 14 with outer gas stream, then passes through One gas outlet 6 is transported in the regenerator being connected, and air-introduced machine can by the first air inlet 8 pairs be connected with the second gas outlet 7 The internal gas flow for connecing regenerator is extracted, so as to complete circulating for air-flow, afterwards by expansion link 1 by flexible secondary bar 11 Move up, the 3rd air inlet 10 can be connected with the second gas outlet 7, and the first air inlet 8 can be connected with the 3rd gas outlet 13 Connect, the 3rd gas outlet 13 is linked together by escape pipe 5 and the first gas outlet 6, and this completes air-flow to enter turning for outgoing direction Change, so as to complete a series of activities.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered Row equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., all should Within the scope of protection of the utility model.

Claims (6)

1. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems, including expansion link (1) and fixed feet (15), its It is characterised by：Bolt (2) is installed, and the lower section of expansion link (1) by bolt (2) and is fixed below the expansion link (1) Base (3) is connected, and valve body (4) is provided with below the firm banking (3), and be fixed with out on the lateral surface of valve body (4) Tracheae (5), the lower end of the escape pipe (5) is provided with the first gas outlet (6), and the rear end of the first gas outlet (6) is connected with valve Body (4), the second gas outlet (7) is fixed among the front side of the valve body (4), and is provided with the left of the second gas outlet (7) One air inlet (8), the 3rd air inlet (10) is fixed with below first air inlet (8), and after the 3rd air inlet (10) End is fixed with valve body (4), and the lower end installed in front of the valve body (4) has the second air inlet (9), set on the inside of the valve body (4) Flexible secondary bar (11) is equipped with, and block (12) is fixed with the outside of flexible secondary bar (11), is connected with the outside of the block (12) 3rd gas outlet (13), the lower end of the flexible secondary bar (11) are provided with airway (14), and the inner side of the fixed feet (15) is consolidated Surely there is valve body (4).

2. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems according to claim 1, its feature exist In：First gas outlet (6) is to be fixedly connected with the 3rd gas outlet (13) by escape pipe (5).

3. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems according to claim 1, its feature exist In：First gas outlet (6), the second gas outlet (7), the first air inlet (8) and the 3rd air inlet (10) and the 3rd outlet The internal diameter size of mouth (13) is equal, and the 3rd gas outlet (13) internal diameter size is less than the width of block (12).

4. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems according to claim 1, its feature exist In：The flexible secondary bar (11) is to be flexibly connected with the connected mode of valve body (4) by expansion link (1), and flexible secondary bar (11) The distance moved up and down is more than the internal diameter size of the second gas outlet (7).

5. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems according to claim 1, its feature exist In：The block (12) is structure as a whole with flexible secondary bar (11), and block (12) is provided with three, and block (12) and valve The inside of body (4) is sealed connection.

6. a kind of scavenging air valve for disperse flame heat accumulating type continuous flow combustion systems according to claim 1, its feature exist In：The upper end of the airway (14) is located between the block (12) on the downside of flexible secondary bar (11).