CN104482251B - A kind of ampoule bottle baking apparatus and Gas mixing valve thereof - Google Patents
A kind of ampoule bottle baking apparatus and Gas mixing valve thereof Download PDFInfo
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- CN104482251B CN104482251B CN201410772166.5A CN201410772166A CN104482251B CN 104482251 B CN104482251 B CN 104482251B CN 201410772166 A CN201410772166 A CN 201410772166A CN 104482251 B CN104482251 B CN 104482251B
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- mixed air
- described mixed
- casing
- gas mixing
- flow control
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
Abstract
The invention discloses a kind of Gas mixing valve.The problems such as inconvenient, effect is bad are controlled for solving current Gas mixing valve exists.This Gas mixing valve includes Gas mixing valve body and at least two flow control valves being arranged on Gas mixing valve body, described Gas mixing valve body is provided with the mixing chamber communicated with flow control valve, described Gas mixing valve body is additionally provided with communicate with described mixing chamber and be sequentially connected outlet connection, elbow, pagoda joint；Described mixing chamber is provided with mixed air-casing and mixed air tube.This Gas mixing valve simple in construction, and easy to control, mixed gas is effective.Present invention also offers a kind of ampoule bottle baking apparatus including above-mentioned Gas mixing valve, the advantage that this ampoule bottle baking apparatus has above-mentioned Gas mixing valve.
Description
Technical field
The present invention relates to gas works technical field, be specifically related to a kind of Gas mixing valve for carrying out mixing by different types of imflammable gas and/or air.Above-mentioned Gas mixing valve is mainly used in the Preparation equipment of glass drying oven, is usually used in the Preparation equipment of ampoule bottle.The invention still further relates to a kind of ampoule bottle baking apparatus comprising this Gas mixing valve.It is convenient for describing the present invention accordingly, with respect to this purposes or function, but it is to be understood that Gas mixing valve provided by the present invention can be also used in other equipment needing to carry out gas mixing.
Background technology
During using glass tubing to prepare ampoule bottle, need by firn-jet head jet flames heatable glass tube.In the combustion apparatus including this firn-jet head, need to carry out different types of imflammable gas and/or air (or oxygen) to mix to reach optimal fired state.The parts mixing corresponding gas typically use Gas mixing valve, and exist in current Gas mixing valve and control inconvenience or there is the best problem causing fire unstable of mixed effect.
Therefore, how to improve the structure of Gas mixing valve, so that its easy to control or mixed effective those skilled in that art of being of gas are presently required the key technical problem of solution.
Summary of the invention
It is an object of the invention to provide a kind of Gas mixing valve, this Gas mixing valve simple in construction, and easy to control or mixed gas is effective.It is a further object to provide a kind of ampoule bottle baking apparatus including above-mentioned Gas mixing valve.
For solving above-mentioned technical problem, the invention provides a kind of Gas mixing valve, including Gas mixing valve body and at least two flow control valves being arranged on Gas mixing valve body, described Gas mixing valve body is provided with the mixing chamber communicated with described flow control valve；Wherein
Be additionally provided with on described Gas mixing valve body communicate with described mixing chamber and be sequentially connected outlet connection, elbow, pagoda joint；
Described mixing chamber is provided with mixed air-casing and mixed air tube, the connectivity part of in mixing chamber two described flow control valves closed on Yu described mixing chamber is isolated and makes in the mixed air cavity that gas flow is formed by the one end fits of described mixed air-casing and described mixing chamber by described mixed air-casing, and described mixed air tube is partially disposed in described mixed air-casing and makes the gas in described mixed air cavity can enter into, by the pin hole of this mixed air tube, the one end being connected in described mixing chamber with described outlet connection.
Preferably, described Gas mixing valve body is provided with three flow control valves, being provided with internal thread segment between two described flow control valves closed on and described mixing chamber connectivity part in described mixing chamber, described mixing chamber is provided with screw plug head away from the port of internal thread segment, the port that closes on this internal thread segment arranges described outlet connection；Described mixed air-casing is the externally threaded hollow sleeve of one end band, the other end of described hollow sleeve is provided with at least one diameter and the axle ring that mixing chamber is transition or matched in clearance, described axle ring is between adjacent two air inlets of described mixing chamber, and described hollow sleeve is provided with passage between described external screw thread and axle ring；Described mixed air tube is that one end is provided with externally threaded hollow needle, and its other end extends to the end of one end with axle ring of described mixed air-casing；The internal diameter of external diameter and described hollow sleeve that described mixed air tube is positioned at the male end of hollow sleeve is gap or interference fits, and the external diameter of the other end of described mixed air tube is less than the internal diameter of described hollow sleeve correspondence section；Described mixed air-casing and described mixed air tube are arranged in described internal thread segment.
Preferably, described elbow is 90 ° of copper elbows of 2 points of internal threads, and described pagoda joint is that 10 pagoda joints inserted by 2 exceptionally silks.
Preferably, described flow control valve includes the expansion core being arranged on described Gas mixing valve body and is arranged on the collar joint in this expansion core and air volume regulator, and described collar joint is connected with one end of described expansion core；Described expansion core is provided with the venting channels connected with described mixing chamber, is provided with a cylindrical hole connecting described venting channels and described ferrule-type compression joint in described expansion core；Described air volume regulator flows to the gas flow of described mixing chamber for regulation by described expansion core.
Preferably, described cylindrical hole is positioned at the end of described collar joint side and is provided with chamfering.
Preferably, described air volume regulator is by connecting the regulation joint of described expansion core and by partial threads connected mode through the adjusting rod of this regulation joint, and this adjusting rod gos deep into coniform in without point of one end of described expansion core；The other end of described adjusting rod is provided with adjustment cap and for fixing the screw of this adjustment cap.
Preferably, described air volume regulator also includes the nut being arranged on described regulation joint away from described expansion core end.
Preferably, the torus space that described regulation joint and described nut, described adjusting rod surround is additionally provided with sealing ring.
Preferably, described Gas mixing valve body is provided with at least one bolt countersunk head counterbore.
Preferably, described collar joint is rustless steel collar joint, and described screw is sunk screw.
The operation principle of the present invention and process be: imflammable gas and air (or oxygen), respectively through in the described expansion core entering into correspondence after different collar joints, are then passed through the venting channels of expansion core, enter into afterwards in mixing chamber；Two kinds of different imflammable gas mixing that described mixed air-casing will enter in mixing chamber with described mixed air tube, then in the air section in mixing chamber；Discharge after outlet connection, elbow and pagoda joint successively, complete the mixing of gas.
Relative to above-mentioned background technology, beneficial effects of the present invention is as follows: (1). air volume regulator simple to operate, and reliable and stable；(2). the use of mixed air-casing and mixed air tube is effectively increased the Blending Efficiency of Blending of mixed gas；(3). the smooth and easy circulation being provided with beneficially gas of described chamfering.
In the another technical scheme of the present invention, provide a kind of Gas mixing valve, including Gas mixing valve body and at least two flow control valves being arranged on Gas mixing valve body, described Gas mixing valve body is provided with the mixing chamber communicated with described flow control valve, wherein: described mixing chamber is provided with mixed air-casing and mixed air tube, one end of described mixing chamber is outlet, the other end cooperatively forms mixed air cavity with described mixed air-casing, and this mixed air cavity communicates with the flow control valve being positioned at this end；Described mixed air-casing and described mixed air tube coordinate another flow control valve that the flow control valve communicated with described mixed air cavity is closed on to import in described mixed air cavity after entering the gas barrier of described mixed air-casing；Described mixed air tube is partially disposed in described mixed air-casing, and described mixed air tube is by described mixed air cavity and the outlet of described mixing chamber.
Preferably, described Gas mixing valve body is provided with three flow control valves；Being provided with internal thread segment in described mixing chamber, this internal thread segment is located remotely between other two flow control valves and the connectivity part of described mixing chamber of the flow control valve communicated with described mixed air cavity；The two ends of described internal thread segment are respectively used to install described mixed air-casing and described mixed air tube, and described mixed air tube does not protrude from the end of described mixed air-casing in one end of described mixed air cavity；Described mixing chamber is positioned at the end of described mixed air cavity one end and is provided with screw plug head.
Preferably, described mixed air-casing is that one end is provided with the externally threaded hollow sleeve coordinated with described internal thread segment, and described mixed air-casing is provided with at least one the axle ring for cutting off described mixed air cavity；Described axle ring is between flow control valve, the flow control valve closing on this flow control valve and the connectivity part of described mixing chamber communicated with described mixed air cavity, and the cylindrical of described axle ring forms contact seal with described mixing chamber；It is provided with at least one passage between external screw thread and the axle ring of described mixed air-casing.
Preferably, described mixed air-casing is provided with at least two axle rings, and is provided with sealing ring between two axle rings.
Preferably, the profile of one end that described mixed air-casing is positioned at described axle ring uses the arc transition section that progressively reduces of radius or conical section.
Preferably, the axle ring of described mixed air-casing is positioned at described mixed air cavity part near the side of described mixed air cavity or described mixed air-casing and is provided with two breach, this breach is arranged symmetrically relative to the central axis of described mixed air-casing, and two faces of this breach are the most parallel, be perpendicular to the central axis of described mixed air-casing.
Preferably, described mixed air tube is the hollow needle with fluting socket cap, and is provided with, at this fluting socket cap, the external thread section coordinated with described internal thread segment, and described mixed air tube the most described fluting socket cap and described external thread section protrude from described mixed air-casing.
Preferably, the pin hole of described mixed air tube is divided into macropore section and aperture section, described macropore section to be positioned at the side with described fluting socket cap, and the needle body of described mixed air tube is also corresponding is set to big footpath section and path section；The endoporus of described mixed air-casing is the most correspondingly arranged, and the gap between the endoporus of the big footpath section of described mixed air tube and described mixed air-casing is less than the gap between path section and the endoporus of described mixed air-casing.
Preferably, described fluting socket cap uses fluting square spigot to replace, or arranges outlet connection in the exit of mixing chamber.
Above-mentioned Gas mixing valve has simple in construction, the feature that mixed gas is effective.
A kind of ampoule bottle baking apparatus that the present invention provides again, including the Gas mixing valve in any of the above-described technical scheme, its advantage with above-mentioned Gas mixing valve.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 illustrates the structural representation of the Gas mixing valve that a kind of specific embodiment of the present invention is provided.
Fig. 2 is the schematic side view of Fig. 1, and its local is section view, partially illustrates the related components such as the mixed air-casing in mixing chamber and mixing chamber and mixed air tube.
Fig. 3 is applied to the structural representation of the Gas mixing valve body of the Gas mixing valve of Fig. 1 and Fig. 2, and partial cross illustrate the structure of the mixing chamber etc. in portion in Gas mixing valve body.
Fig. 4 is the cross-sectional schematic of the A-A in Fig. 3.
Fig. 5 is applied to the sectional structure schematic diagram of the mixed air-casing of the Gas mixing valve of Fig. 1 and Fig. 2.
Fig. 6 is applied to the sectional structure schematic diagram of the mixed air tube of the Gas mixing valve of Fig. 1 and Fig. 2.
Fig. 7 is applied to the sectional structure schematic diagram of the flow control valve of the Gas mixing valve of Fig. 1 and Fig. 2.
Fig. 8 is applied to the sectional structure schematic diagram of the expansion core of the flow control valve of the Gas mixing valve of Fig. 7.
Fig. 9 is the sectional structure schematic diagram of the adjusting rod of the flow control valve of the Gas mixing valve being applied to Fig. 7.
Detailed description of the invention
It is an object of the invention to provide a kind of Gas mixing valve, this Gas mixing valve simple in construction, and easy to control, mixed gas is effective.It is a further object to provide a kind of ampoule bottle baking apparatus including above-mentioned Gas mixing valve.
In order to make those skilled in the art be more fully understood that technical scheme, the present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
As depicted in figs. 1 and 2, Fig. 1 illustrates the structural representation of the Gas mixing valve that a kind of specific embodiment of the present invention is provided；Fig. 2 is the schematic side view of Fig. 1, and its local is section view, partially illustrates the related components such as the mixed air-casing in mixing chamber and mixing chamber and mixed air tube.
In a kind of specific embodiment, as depicted in figs. 1 and 2, a kind of Gas mixing valve that the present invention provides, including Gas mixing valve body 1 and at least two flow control valves 2 of being arranged on Gas mixing valve body, is additionally provided with the mixing chamber 11 communicated with described flow control valve 2 in Gas mixing valve body 1.Further, described Gas mixing valve body 1 is additionally provided with communicate with described mixing chamber 11 and be sequentially connected outlet connection 3, elbow 4, pagoda joint 5.Wherein, the effect of outlet connection 3 is mainly used for mixing chamber 11 and follow-up pipeline connection.
Further, as shown in Figure 2, mixing chamber 11 is provided with mixed air-casing 6 and mixed air tube 7, the connectivity part 111 of in mixing chamber two flow control valves closed on 2 with mixing chamber 11 is isolated and is made in the mixed air cavity 112 that gas flow is formed by the one end fits mixing air-casing 6 and mixing chamber 11 by mixed air-casing 6, and a part for mixed air tube 7 is arranged in mixed air-casing 6 and makes the gas mixed in air cavity 112 can enter into, by the pin hole 71 of this mixed air tube 7, the one end being connected in mixing chamber 11 with outlet connection 3.Further, the end of this one end that mixed air tube 7 is arranged in mixed air-casing 6 is concordant with the end of mixed air-casing 6；One end that mixed air tube 7 stretches out mixed air-casing 6 is positioned in mixing chamber 11 one end being connected with outlet connection 3.
In technique scheme, it is also possible to further improved.Refer to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, Fig. 3 is applied to the structural representation of the Gas mixing valve body of the Gas mixing valve of Fig. 1 and Fig. 2, and partial cross illustrate the structure of the mixing chamber etc. in portion in Gas mixing valve body；Fig. 4 is the cross-sectional schematic of the A-A in Fig. 3.
Specifically, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, Gas mixing valve body 1 is provided with three flow control valves 2, being provided with internal thread segment 12 between two flow control valves closed on 2 and the connectivity part 111 of mixing chamber 11 in mixing chamber 11, mixing chamber 11 is away from being provided with screw plug head 8 at the port 13 of internal thread segment 12, closing on and arrange outlet connection 3 at the port 15 of this internal thread segment 12；Thus the gas in mixing chamber 11 can sequentially pass through outlet connection 3, elbow 4, pagoda joint 5.Generally, the flow control valve 2 of joint 3 it is close to the exit for air or oxygen.
In any of the above-described technical scheme, it is also possible to further improved.Specifically, refer to Fig. 3 and Fig. 4, Gas mixing valve body 1 is provided with at least one bolt countersunk head counterbore 16.Further, Gas mixing valve body 1 is arranged 2 bolt countersunk head counterbores 16.After bolt countersunk head counterbore 16 is set, it is simple to be releasably attached on corresponding equipment by this Gas mixing valve, improve convenience and the motility of Gas mixing valve application.
Further, as depicted in figs. 1 and 2, elbow 4 uses 90 ° of copper elbows of 2 points of internal threads, and pagoda joint 5 uses 2 exceptionally silks to insert 10 pagoda joints.It is apparent that the copper elbow that can take other form of elbow 4 or stainless steel bend replace, and also straight coupling can be used according to actual needs to replace；Pagoda joint 5 can also use the pagoda joint of other model to replace.Use pagoda joint 5 can be effectively improved the convenience of the connection between follow-up pipeline and Gas mixing valve.
In any of the above-described technical scheme, it is also possible to further improved.Refer to Fig. 2, Fig. 5 and Fig. 6, Fig. 5 is applied to the sectional structure schematic diagram of the mixed air-casing of the Gas mixing valve of Fig. 1 and Fig. 2；Fig. 6 is applied to the sectional structure schematic diagram of the mixed air tube of the Gas mixing valve of Fig. 1 and Fig. 2.
Specifically, as shown in Figure 2 and Figure 5, one end of mixed air-casing 6 is provided with external screw thread 62, the centre of mixed air-casing 6 be through hole 61 so that mixed air-casing 6 forms a hollow sleeve, this external screw thread 62 coordinates with internal thread segment 12 so that mix that air-casing 6 is dismountable to be arranged in mixing chamber 11；The other end of mixed air-casing 6 is provided with axle ring 64, and axle ring 64 is interference fits or matched in clearance with mixing chamber 11, and axle ring 64 is between two flow control valves closed on 2 and the connectivity part 111 of mixing chamber 11；Hollow sleeve between external screw thread 62 and the axle ring 64 of mixed air-casing 6 is provided with at least one passage 63, and passage 63 is near axle ring 64.Preferably, described axle ring 64 is 2 or more than 2, for improving the sealing between itself and mixing chamber 11, can arrange a sealing ring between the axle ring 64 that two are closed on.
Further, as it is shown in figure 5, mixed air-casing 6 uses arc transition section 65 that radius progressively reduces or replaces by conical section near the end of one end of axle ring 64, in order to increase the space of mixed air cavity 112, the efficiency of mixed gas is improved.It is apparent that conical section 65 can replace to use the forms such as stepped conical section, pagoda shape and screw-like, and can have same or like effect.And it is the most convenient to enable to mixed air-casing 6.
Further, in a kind of unshowned embodiment, the axle ring 64 of mixed air-casing 6 is positioned at mixed air cavity 112 part is provided with two breach near the side of mixed air cavity 112 or mixed air-casing 6, this breach is arranged symmetrically relative to the central axis of mixed air-casing 6, and two faces of this breach are the most parallel, be perpendicular to the central axis of mixed air-casing 6.One of purpose of these two breach is for ease of the installation and removal of mixed air-casing 6.Obvious, the face of the central axis being perpendicular to mixed air-casing 6 can also tilt certain angle, has no effect on its effect.
Specifically, as shown in Figure 2 and Figure 6, the center of mixed air tube 7 be through hole 73 so that mixed air tube 7 is a hollow needle, one end of mixed air tube 7 is socket cap 71, and is provided with flat recess on socket cap 71；Closing at socket cap 71 is external thread section 72, and needle body 74 is connected with external thread section 72；External thread section 72 can coordinate with internal thread segment 12 so that mixed air tube 7 is dismountable is arranged in mixing chamber 11；The major part of the needle body 74 of mixed air tube 7 is arranged in the through hole 61 of mixed air-casing 6, and concordant with the end of one end that mixed air-casing 6 closes on axle ring 64.Wherein, socket cap 71 can use square spigot to replace.Preferably, in a kind of embodiment not marking or illustrating, socket cap 71 trough of belt side and through hole 73 intersection are provided with chamfering, so that gas can have the effect of suitable transition when through hole 73 enters in mixing chamber 11.
In any of the above-described technical scheme, it is also possible to further improved, refer to Fig. 5 and Fig. 6.Specifically, as it is shown in figure 5, the through hole 73 at the center of mixed air tube 7 is divided into macropore section 731 and aperture section 732；Needle body 74 is divided into big footpath section 741 and path section 742 the most accordingly；As shown in Figure 6, the through hole 61 of the centre of mixed air-casing 6 is also corresponding is divided into macropore section 611 and aperture section 612.Further, the gap between big footpath section 741 and the macropore section 611 of mixed air-casing 6 of needle body 74 is significantly less than the gap between the path section 742 of needle body 74 and the aperture section 612 of mixed air-casing 6.
In any of the above-described technical scheme, it is also possible to further improved.Refer to Fig. 1, Fig. 2, Fig. 7, Fig. 8 and Fig. 9, Fig. 7 is applied to the sectional structure schematic diagram of the flow control valve of the Gas mixing valve of Fig. 1 and Fig. 2；Fig. 8 is applied to the sectional structure schematic diagram of the expansion core of the flow control valve of the Gas mixing valve of Fig. 7；Fig. 9 is the sectional structure schematic diagram of the adjusting rod of the flow control valve of the Gas mixing valve being applied to Fig. 7.
As shown in Figure 1, Figure 2 and Figure 7, flow control valve 2 includes the expansion core 22 being arranged on Gas mixing valve body 1 and is arranged on the inlet suction port 21 in this expansion core 22 and air volume regulator；It is communicated with the venting channels of flow control valve 2 and the connectivity part 111 of mixing chamber 11 in expansion core 22, and inlet suction port 21 connects with this venting channels；Described air volume regulator reaches flow control valve 2 control to enter the flow of mixing chamber 11 by controlling the flow of described venting channels entrance connectivity part 111.Further, inlet suction port 21 can use collar joint.
Specifically, as shown in Figure 7, Figure 8 and Figure 9, described air volume regulator includes regulating joint 23 and adjusting rod 27, expansion core 22 is communicated with the cylindrical hole 223 of described venting channels and inlet suction port 21, the other end of regulation joint 23 inlet suction port 21 relative with expansion core 22 is connected, adjusting rod 27 through regulation joint 23 and is directed at cylindrical hole 223 by partial threads connected mode, reaches to adjust the flow through this cylindrical hole 223 by the relative position relation of adjustment adjusting rod 27 with cylindrical hole 223 thus controls the flow through flow control valve 2.Further, as it is shown in figure 9, one end that adjusting rod 27 is directed at cylindrical hole 223 uses without being additionally provided with external screw thread 272 in point conical section 271, and adjusting rod 27.
Further, as shown in Figure 7 and Figure 8, the looping pit 224 at the middle part that include the described venting channels in expansion core 22 circular hole 226 being arranged in expansion core 22, expansion core 22 match with Gas mixing valve body 1 and connection circular hole 226 and the hole 227 of looping pit 224, cylindrical hole 223 communicates with circular hole 226, looping pit 224 communicates with connectivity part 111, and the bottom of circular hole 226 is provided with and regulates the female thread 225 that joint 23 coordinates.Further, the end that cylindrical hole 223 is connected with inlet suction port 21 is provided with chamfering 222.
Additionally, as it is shown in fig. 7, in a kind of embodiment not marked, one end that regulation joint 23 is connected with expansion core 22 is provided with external screw thread, and the other end is provided with external screw thread and center is provided with female thread.This female thread coordinates with the external screw thread 272 on adjusting rod 27.
In any of the above-described technical scheme, it is also possible to further improved.As shown in figures 7 and 9, described air volume regulator also includes nut 24, adjustment cap 25, screw 26, and nut 24 is arranged on regulation joint 23 and away from one end of expansion core 22 and allows adjusting rod 27 to pass.As it is shown in figure 9, adjusting rod 7 is provided with female thread 273 away from one end of cylindrical hole 223 and is provided with adjustment cap 25, this female thread 273 is used for installing screw 26, and screw 26 is for secured adjusted cap 25.
It is apparent that by arranging external screw thread at adjusting rod 7 away from one end of cylindrical hole 223, the adjustment cap 25 with the female thread adapted is arranged on adjusting rod 7 also possible away from one end of cylindrical hole 223.Likewise it is possible to adjusting rod 7 uses with adjustment cap 25 connecting place the mode that square shaft and hole coordinate in order to improve the reliability of adjusting rod.
Further, in a kind of unshowned embodiment, the torus space that described regulation joint 23 and nut 24, adjusting rod 27 surround is additionally provided with sealing ring.
In any of the above-described technical scheme, inlet suction port 21 uses collar joint, screw 26 to use sunk screw.Further, described inlet suction port 21 uses rustless steel collar joint.It is apparent that described rustless steel collar joint can also use copper or other kinds of collar joint to replace, sunk screw can also use other type of screw to replace.Further, inlet suction port 21 is in addition to above-mentioned collar joint, it would however also be possible to employ other kinds of joint connects the pipeline to expansion core 22 supply.
The operation principle of the present invention and process be: imflammable gas and air or oxygen etc., respectively through in the described expansion core entering into correspondence after different collar joints, are then passed through the venting channels of expansion core, enter into afterwards in mixing chamber；Two kinds of different imflammable gas mixing that described mixed air-casing will enter in mixing chamber with described mixed air tube, then in the air section in mixing chamber；Discharge after outlet connection, elbow and pagoda joint successively, complete the mixing of gas.
A kind of ampoule bottle baking apparatus that the present invention provides again, including the Gas mixing valve in any of the above-described technical scheme, its advantage with above-mentioned Gas mixing valve.Specifically repeat no more.
Above a kind of Gas mixing valve provided by the present invention and the ampoule bottle baking apparatus comprising this Gas mixing valve are described in detail.Principle and the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (16)
1. a Gas mixing valve, including Gas mixing valve body and three flow control valves being arranged on Gas mixing valve body, is provided with, in described Gas mixing valve body, the mixing chamber communicated with described flow control valve, it is characterised in that:
Being provided with mixed air-casing and mixed air tube in described mixing chamber, one end of described mixing chamber is outlet, the other end cooperatively forms mixed air cavity with described mixed air-casing, and this mixed air cavity communicates with the flow control valve being positioned at this end；
Described mixed air-casing and described mixed air tube coordinate another flow control valve that the flow control valve communicated with described mixed air cavity is closed on to import in described mixed air cavity after entering the gas barrier of described mixed air-casing；
Described mixed air tube is partially disposed in described mixed air-casing, and described mixed air tube is by described mixed air cavity and the outlet of described mixing chamber；
Being provided with internal thread segment in described mixing chamber, this internal thread segment is located remotely between other two flow control valves and the connectivity part of described mixing chamber of the flow control valve communicated with described mixed air cavity；
The two ends of described internal thread segment are respectively used to install described mixed air-casing and described mixed air tube, and described mixed air tube does not protrude from the end of described mixed air-casing in one end of described mixed air cavity；
Described mixing chamber is positioned at the end of described mixed air cavity one end and is provided with screw plug head.
Gas mixing valve the most according to claim 1, it is characterised in that: described mixed air-casing is that one end is provided with the externally threaded hollow sleeve coordinated with described internal thread segment, and described mixed air-casing is provided with at least one the axle ring for cutting off described mixed air cavity；
Described axle ring is between flow control valve, the flow control valve closing on this flow control valve and the connectivity part of described mixing chamber communicated with described mixed air cavity, and the cylindrical of described axle ring forms contact seal with described mixing chamber；
It is provided with at least one passage between external screw thread and the axle ring of described mixed air-casing.
Gas mixing valve the most according to claim 2, it is characterised in that: described mixed air-casing is provided with at least two axle rings, and is provided with sealing ring between two axle rings.
Gas mixing valve the most according to claim 2, it is characterised in that: described mixed air-casing is positioned at the profile of one end of described axle ring and uses the arc transition section that progressively reduces of radius or conical section.
Gas mixing valve the most according to claim 2, it is characterized in that: the axle ring of described mixed air-casing is positioned at described mixed air cavity part near the side of described mixed air cavity or described mixed air-casing and is provided with two breach, this breach is arranged symmetrically relative to the central axis of described mixed air-casing, and two faces of this breach are the most parallel, be perpendicular to the central axis of described mixed air-casing.
Gas mixing valve the most according to claim 1, it is characterized in that: described mixed air tube is the hollow needle with fluting socket cap, and be provided with, at this fluting socket cap, the external thread section coordinated with described internal thread segment, and described mixed air tube the most described fluting socket cap and described external thread section protrude from described mixed air-casing.
Gas mixing valve the most according to claim 6, it is characterised in that: the pin hole of described mixed air tube is divided into macropore section and aperture section, described macropore section to be positioned at the side with described fluting socket cap, and the needle body of described mixed air tube is also corresponding is set to big footpath section and path section；The endoporus of described mixed air-casing is the most correspondingly arranged, and
Gap between big footpath section and the endoporus of described mixed air-casing of described mixed air tube is less than the gap between path section and the endoporus of described mixed air-casing.
8. according to the Gas mixing valve described in claim 6 or 7, it is characterised in that: described fluting socket cap uses fluting square spigot to replace, or arranges outlet connection in the exit of mixing chamber.
9. a Gas mixing valve, including Gas mixing valve body and at least two flow control valves being arranged on Gas mixing valve body, is provided with, in described Gas mixing valve body, the mixing chamber communicated with described flow control valve, it is characterised in that:
Being provided with mixed air-casing and mixed air tube in described mixing chamber, one end of described mixing chamber is outlet, the other end cooperatively forms mixed air cavity with described mixed air-casing, and this mixed air cavity communicates with the flow control valve being positioned at this end；
Described mixed air-casing and described mixed air tube coordinate another flow control valve that the flow control valve communicated with described mixed air cavity is closed on to import in described mixed air cavity after entering the gas barrier of described mixed air-casing；
Described mixed air tube is partially disposed in described mixed air-casing, and described mixed air tube is by described mixed air cavity and the outlet of described mixing chamber；
Described mixed air-casing is that one end is provided with the externally threaded hollow sleeve coordinated with described internal thread segment, and described mixed air-casing is provided with at least one the axle ring for cutting off described mixed air cavity；
Described axle ring is between flow control valve, the flow control valve closing on this flow control valve and the connectivity part of described mixing chamber communicated with described mixed air cavity, and the cylindrical of described axle ring forms contact seal with described mixing chamber；
It is provided with at least one passage between external screw thread and the axle ring of described mixed air-casing.
Gas mixing valve the most according to claim 9, it is characterised in that: described mixed air-casing is provided with at least two axle rings, and is provided with sealing ring between two axle rings.
11. Gas mixing valves according to claim 9, it is characterised in that: described mixed air-casing is positioned at the profile of one end of described axle ring and uses the arc transition section that progressively reduces of radius or conical section.
12. Gas mixing valves according to claim 9, it is characterized in that: the axle ring of described mixed air-casing is positioned at described mixed air cavity part near the side of described mixed air cavity or described mixed air-casing and is provided with two breach, this breach is arranged symmetrically relative to the central axis of described mixed air-casing, and two faces of this breach are the most parallel, be perpendicular to the central axis of described mixed air-casing.
13. 1 kinds of Gas mixing valves, including Gas mixing valve body and at least two flow control valves being arranged on Gas mixing valve body, are provided with, in described Gas mixing valve body, the mixing chamber communicated with described flow control valve, it is characterised in that:
Being provided with mixed air-casing and mixed air tube in described mixing chamber, one end of described mixing chamber is outlet, the other end cooperatively forms mixed air cavity with described mixed air-casing, and this mixed air cavity communicates with the flow control valve being positioned at this end；
Described mixed air-casing and described mixed air tube coordinate another flow control valve that the flow control valve communicated with described mixed air cavity is closed on to import in described mixed air cavity after entering the gas barrier of described mixed air-casing；
Described mixed air tube is partially disposed in described mixed air-casing, and described mixed air tube is by described mixed air cavity and the outlet of described mixing chamber；
Described mixed air tube is the hollow needle with fluting socket cap, and is provided with, at this fluting socket cap, the external thread section coordinated with described internal thread segment, and described mixed air tube the most described fluting socket cap and described external thread section protrude from described mixed air-casing.
14. Gas mixing valves according to claim 13, it is characterized in that: the pin hole of described mixed air tube is divided into macropore section and aperture section, described macropore section is positioned at the side with described fluting socket cap, and the needle body of described mixed air tube is also corresponding is set to big footpath section and path section；The endoporus of described mixed air-casing is the most correspondingly arranged, and
Gap between big footpath section and the endoporus of described mixed air-casing of described mixed air tube is less than the gap between path section and the endoporus of described mixed air-casing.
15. according to the Gas mixing valve described in claim 13 or 14, it is characterised in that: described fluting socket cap uses fluting square spigot to replace, or arranges outlet connection in the exit of mixing chamber.
16. 1 kinds of ampoule bottle baking apparatus, including Gas mixing valve, it is characterised in that: described Gas mixing valve is the Gas mixing valve according to any one of claim 1 to 15.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410772166.5A CN104482251B (en) | 2014-12-16 | 2014-12-16 | A kind of ampoule bottle baking apparatus and Gas mixing valve thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410772166.5A CN104482251B (en) | 2014-12-16 | 2014-12-16 | A kind of ampoule bottle baking apparatus and Gas mixing valve thereof |
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| CN104482251A CN104482251A (en) | 2015-04-01 |
| CN104482251B true CN104482251B (en) | 2016-09-28 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201284849Y (en) * | 2008-07-31 | 2009-08-05 | 刘志强 | Multi-fuel mixing control valve |
| CN102128285B (en) * | 2010-11-12 | 2013-01-02 | 捷锐企业(上海)有限公司 | Gas ratio proportioning valve, multi-gas ratio proportioning combination valve and gas proportioning system |
| US20130255802A1 (en) * | 2012-04-02 | 2013-10-03 | Cameron International Corporation | Valve and hydraulic controller |
| US9273450B2 (en) * | 2012-06-22 | 2016-03-01 | Kohler Mira Limited | Plumbing fixture with heating elements |
| CN103851622B (en) * | 2012-12-07 | 2016-08-31 | 青岛瑞迪燃气具制造有限公司 | A kind of gas premixing device and burner |
| CN203453547U (en) * | 2013-09-17 | 2014-02-26 | 南京贝奇尔机械有限公司 | Mixing valve |
| CN104482250B (en) * | 2014-12-05 | 2016-08-31 | 江苏惠宇机械制造有限公司 | A kind of three gas mixing valves |
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