CN207921551U - Gas joint and gas heater - Google Patents
Gas joint and gas heater Download PDFInfo
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- CN207921551U CN207921551U CN201820287083.0U CN201820287083U CN207921551U CN 207921551 U CN207921551 U CN 207921551U CN 201820287083 U CN201820287083 U CN 201820287083U CN 207921551 U CN207921551 U CN 207921551U
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- joint
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Abstract
The utility model is related to gas-fired equipment fields, in particular to a kind of gas joint and gas heater.The gas joint includes joint body, spool, spring and holder, joint body includes the first cavity and the second cavity, first cavity and the connection of the second cavity and the coincidence of the center line of the first cavity and the second cavity, the central axis with the first cavity in the first cavity is fixedly installed in holder, spool includes sealing and core bar, core bar one end is fixedly connected with sealing, the other end is welded with holder by fusible solution solder, sealing is corresponding with the position of the second cavity and can seal the bore of the second cavity, spring wrap is on core bar, one end of spring is connect with holder, the other end is connect with sealing, sealing can seal the bore of the second cavity when spring is unfolded.Combustion gas can be automatically cut off outside the gas joint.
Description
Technical field
The utility model is related to gas-fired equipment fields, in particular to a kind of gas joint and gas heater.
Background technology
The gas-fired equipments such as existing gas heater, gas-cooker do not automatically shut down the gas piping function, in actual accidents scene, such as
Fruit cuts off blast tube not in time, and sustained combustion is easy explosion by gas-fired equipment, seriously affects the life and property peace of user
Entirely.Therefore, a kind of gas-fired equipment that can cut off blast tube in time is needed for people.
Utility model content
The purpose of this utility model is to provide a kind of gas joint and gas heater, it is intended to improve in the prior art
The existing above problem.
The utility model provides a kind of gas joint, and the gas joint includes：Joint body, spool, spring and branch
Frame；
The joint body includes the first cavity and the second cavity, and first cavity is connected to second cavity and institute
The center line for stating the first cavity and second cavity overlaps；The holder is fixed in first cavity and described the
The central axis of one cavity；The spool includes sealing and core bar, and described core bar one end is fixedly connected with the sealing,
The other end is welded with the holder by fusible solution solder, and the sealing is corresponding with the position of the second cavity and can
Seal the bore of second cavity；On the core bar, one end of the spring is connect the spring wrap with the holder,
The other end is connect with the sealing, the spring when unfolding the sealing can seal the bore of second cavity.
As further, the sealing is arc-shaped, and the recess portion of the arc of the sealing is fixed with the core bar to be connected
It connects.
As further, bore of second cavity close to one end of the sealing it is arc-shaped and with the sealing
The protrusion of the arc in portion is corresponding.
As further, channel is provided on the holder so that combustion gas can be by the channel in first chamber
Circulation in vivo, and then enter the second cavity.
Gas circulation channel is constituted as further, between the holder and first cavity inner wall so that combustion gas energy
It is enough circulated in first cavity by the gas circulation channel, and then enters the second cavity.
As further, first cavity between the holder and the second cavity enters channel equipped with combustion gas.
As further, the outer wall of second cavity is provided with mounting portion, and the mounting portion includes two fixed ears,
It is provided with fixed hole in described two fixed ears.
As further, the outer wall of the one end of first cavity far from second cavity be provided with screw thread so as to
Gas inlet pipe connects.
As further, the joint body and holder are Heat Conduction Material.
The utility model embodiment additionally provides a kind of gas heater, and the gas heater includes waterway tube, sparking
Component and gas joint described in any one of the above embodiments；
First cavity of the gas joint is connect far from one end of the second cavity with gas inlet pipe, to introduce combustion gas；
The second cavity in the gas joint is arranged far from one end of the sealing in the sparking component, described can ignite
The combustion gas of the one end of the second cavity far from the sealing；Second cavity of the gas joint is far from one end of the sealing
It is arranged under the waterway tube so that the waterway tube can be given to heat.
It includes connector sheet that the utility model embodiment, which provides a kind of gas joint and gas heater, the gas joint,
Body, spool, spring and holder, joint body include the first cavity and the second cavity, the first cavity and the second cavity connection and the
The center line of one cavity and the second cavity overlaps, and the central axis with the first cavity in the first cavity is fixedly installed in holder,
Spool includes sealing and core bar, and core bar one end is fixedly connected with sealing, and the other end is welded with holder by fusible solution solder,
Sealing is corresponding with the position of the second cavity and can seal the bore of the second cavity, spring wrap on core bar, spring
One end is connect with holder, and the other end is connect with sealing, and sealing can seal the bore of the second cavity when spring is unfolded.When this
When temperature outside gas joint reaches setting condition, fusible solution solder dissolving releases the welding between holder and core bar, spring band
Dynamic core bar and sealing move the bore so that the second cavity of both seals so that and combustion gas cannot flow into the second cavity,
And then it realizes and automatically cuts off combustion gas.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows structural schematic diagram when a kind of 100 normal use of gas joint that the utility model embodiment provides.
Structural schematic diagram when combustion gas is cut off Fig. 2 shows a kind of gas joint 100 that the utility model embodiment provides.
The structural schematic diagram of another gas joint 100 is shown on Fig. 3.
Fig. 4 shows the structural schematic diagram of mounting portion 113.
Icon：100- gas joints；110- joint bodies；The first cavitys of 111-；The second cavitys of 112-；113- mounting portions；
1131- fixed ears；1132- fixed holes；114- gas enters channel；120- spools；121- sealings；122- core bars；130- bullets
Spring；140- holders.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be understood that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put or those skilled in the art usually understand
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, and is not indicated or implied the indicated and is set
Standby or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.
In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply
Relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Referring to Fig. 1, Fig. 1 show the utility model embodiment provide a kind of 100 normal use of gas joint when
Structural schematic diagram.In the utility model embodiment, gas joint 100 includes joint body 110, spool 120,130 and of spring
Holder 140.
Joint body 110 includes the first cavity 111 and the second cavity 112, and the first cavity 111 is connected to the second cavity 112
And first the center line of cavity 111 and the second cavity 112 overlap.Holder 140 is fixed in the first cavity 111 and the first chamber
The central axis of body 111.Spool 120 includes sealing 121 and core bar 122, and 122 one end of core bar is fixed with sealing 121 to be connected
Connect, the other end and holder 140 are welded by fusible solution solder, sealing 121 it is corresponding with the position of second cavity 112 and
The bore of the second cavity 112 can be sealed.Spring 130 is wrapped on core bar 122, and one end of spring 130 is connect with holder 140,
The other end is connect with sealing 121, and sealing 121 can seal the bore of the second cavity 112 when spring 130 is unfolded.
By using above scheme, combustion gas is enabled to flow into the second cavity 112 from the first cavity 111.
Core bar 122 and holder 140 are welded by using fusible solution solder, when temperature reaches setting condition, can be melted
Solder dissolves, and releases the welding between holder 140 and core bar 122.By the way that spring 130 is wrapped on core bar 122, spring 130
Core bar 122 and the movement of sealing 121 that welding is released with holder 140 can be driven, so that sealing 121 seals the second cavity
112 bore so that combustion gas cannot flow into the second cavity 112, and then realizes and automatically cut off combustion gas.
It please refers to shown in Fig. 2, Fig. 2 shows a kind of gas joints 100 that the utility model embodiment provides to cut off combustion gas
When structural schematic diagram.
In the utility model embodiment, sealing 121 is arc-shaped, and the recess portion and core bar 122 of the arc of sealing 121 are solid
Fixed connection.Bore of second cavity 112 close to one end of sealing 121 be arc-shaped and protrusion phase with the arc of sealing 121
It is corresponding.
By using above scheme, the bore of sealing 121 and the second cavity 112 close to one end of sealing 121 can
It fits closely so that sealing 121 can seal bore of second cavity 112 close to one end of sealing 121.
In the utility model embodiment, it can be arranged with sealing ring on the top of sealing 121, in the second cavity
112 bore close to one end of sealing 121 is equipped with seal member so that sealing 121 and the second cavity 112 are close to sealing
The bore of the one end in portion 121 can fit closely, and better ensure that sealing validity, prevent gas leakage.
In the utility model embodiment, second one end of cavity 112 far from sealing 121 is gas outlet.
As an implementation, channel is provided on holder 140 so that combustion gas can be by channel in the first cavity 111
Interior circulation, and then enter the second cavity 112.
As another embodiment, gas circulation channel is constituted between 111 inner wall of holder 140 and the first cavity, so that
Combustion gas can be by gas circulation channel circulation in the first cavity 111, and then enters the second cavity 112.
Referring to Fig. 3, showing the structural schematic diagram of another gas joint 100 on Fig. 3.
As another embodiment, the first cavity between holder and the second cavity enters channel 114 equipped with combustion gas,
Combustion gas enters channel 114 for being passed through combustion gas and/or detecting the air pressure in the first cavity.
Fig. 4 is please referred to, Fig. 4 shows the structural schematic diagram of mounting portion 113.
In the utility model embodiment, the outer wall of the second cavity 112 is provided with mounting portion 113, and mounting portion 113 includes two
A fixed ear 1131 is provided with fixed hole 1132 in two fixed ears 1131.By fixed hole 1132, combustion gas can be connect
First 100 fix so that with gas safety.
In the utility model embodiment, the outer wall of the one end of the first cavity 111 far from the second cavity 112 is provided with screw thread
To be connect with gas inlet pipe.
The joint body 110 and holder 140 are Heat Conduction Material, in the utility model embodiment, 110 He of joint body
Holder 140 is Heat Conduction Material, for example, iron, stainless steel etc..
The utility model embodiment provides a kind of gas heater.In the utility model embodiment, gas heater
Including waterway tube, sparking component and gas joint 100.
In the utility model embodiment, the gas joint 100 of gas heater can automatically cut off combustion gas.
In the utility model embodiment, the first cavity 111 of gas joint 100 far from one end of the second cavity 112 with
Gas inlet pipe connects, to introduce combustion gas.The second cavity 112 in gas joint 100 is arranged far from sealing 121 in sparking component
One end on, with the combustion gas of second one end of cavity 112 far from sealing 121 that can ignite, that is, the combustion gas for the gas outlet that ignites.
The one end of second cavity 112 of gas joint 100 far from sealing 121 is arranged under waterway tube can add to waterway tube
Heat.Waterway tube is for the flow that circulates.
By using the gas joint 100 that can automatically cut off combustion gas, gas heater subsequent explosion can be avoided, is caused
Personal safety injury and property loss.
In conclusion the utility model embodiment provides a kind of gas joint 100 and gas heater, the combustion gas connect
First 100 include joint body 110, spool 120, spring 130 and holder 140, and joint body 110 includes the first cavity 111 and the
Two cavitys 112, the first cavity 111 is connected to the second cavity 112 and the center line of the first cavity 111 and the second cavity 112 overlaps,
Holder 140 is fixed at the central axis with the first cavity 111 in the first cavity 111, and spool 120 includes sealing 121
With core bar 122,122 one end of core bar is fixedly connected with sealing 121, and the other end is welded with holder 140 by fusible solution solder, close
Envelope portion 121 is corresponding with the position of the second cavity 112 and can seal the bore of the second cavity 112, and spring 130 is wrapped in core bar
On 122, one end of spring 130 is connect with holder 140, and the other end is connect with sealing 121, sealing 121 when spring 130 is unfolded
The bore of the second cavity 112 can be sealed.When the temperature outside the gas joint 100 reaches setting condition, fusible solution solder is molten
Solution, releases the welding between holder 140 and core bar 122, and spring 130 drives core bar 122 and sealing 121 to move so that sealing
Portion 121 seals the bore of the second cavity 112 so that combustion gas cannot flow into the second cavity 112, and then realizes and automatically cut off combustion
Gas.Core bar 122 and holder 140 are welded by using fusible solution solder, when temperature reaches setting condition, fusible solution solder is molten
Solution releases the welding between holder 140 and core bar 122.
Joint body 110 and holder 140 are Heat Conduction Material so that gas joint 100 has good thermal conductivity, works as combustion gas
When the temperature of connector 100 reaches setting condition, it can so that melt solder melts in time, releases between holder 140 and core bar 122
Welding, ensure that sealing 121 sealing can be with spring movement to the bore of the second cavity 112, to seal the second cavity
112 bore.
By the way that spring 130 to be wrapped on core bar 122, spring 130 can drive the core bar that welding is released with holder 140
122 and sealing 121 move so that sealing 121 seal the second cavity 112 bore so that combustion gas cannot flow into second
In cavity 112, and then realizes and automatically cut off combustion gas.
By the way that the top of sealing 121 is set as arc-shaped, bore of second cavity 112 close to one end of sealing 121
Edge generates arc-shaped corresponding with the top of sealing 121 so that sealing 121 and the second cavity 112 are close to sealing
The bore of 121 one end can fit closely so that sealing 121 can seal the second cavity 112 close to the one of sealing 121
The bore at end prevents combustion gas from entering the second cavity 112 from the first cavity 111, to realize cut-out combustion gas.
By being arranged with sealing ring on the top of sealing 121, in the second cavity 112 close to one end of sealing 121
Bore be equipped with seal member so that the bore of sealing 121 and the second cavity 112 close to one end of sealing 121 can
It fits closely, better ensures that sealing validity, prevent gas leakage.
By using the gas joint 100 that can automatically cut off combustion gas so that gas heater can avoid over-heating
And subsequent explosion occurs, cause personal safety injury and property loss.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of gas joint, which is characterized in that the gas joint includes：Joint body, spool, spring and holder；
The joint body includes the first cavity and the second cavity, and first cavity is connected to and described the with second cavity
The center line of one cavity and second cavity overlaps；
The holder is fixed at the central axis with first cavity in first cavity；
The spool includes sealing and core bar, and described core bar one end is fixedly connected with the sealing, the other end and the branch
Frame is welded by fusible solution solder, and the sealing is corresponding with the position of the second cavity and can seal second chamber
The bore of body；
On the core bar, one end of the spring is connect the spring wrap with the holder, the other end and the sealing
Connection, the spring when unfolding the sealing can seal the bore of second cavity.
2. gas joint according to claim 1, which is characterized in that the sealing is arc-shaped, the arc of the sealing
The recess portion of shape is fixedly connected with the core bar.
3. gas joint according to claim 2, which is characterized in that second cavity is close to one end of the sealing
Bore it is arc-shaped and corresponding with the protrusion of the arc of the sealing.
4. gas joint according to claim 3, which is characterized in that be provided with channel on the holder so that combustion gas can
It is circulated in first cavity by the channel, and then enters the second cavity.
5. gas joint according to claim 3, which is characterized in that structure between the holder and first cavity inner wall
At gas circulation channel so that combustion gas can be circulated by the gas circulation channel in first cavity, and then into the
Two cavitys.
6. gas joint according to claim 3, which is characterized in that described first between the holder and the second cavity
Cavity enters channel equipped with combustion gas.
7. according to claim 4-6 any one of them gas joints, which is characterized in that the outer wall of second cavity is provided with
Mounting portion, the mounting portion include two fixed ears, and fixed hole is provided in described two fixed ears.
8. gas joint according to claim 7, which is characterized in that first cavity far from second cavity one
The outer wall at end is provided with screw thread to be connect with gas inlet pipe.
9. gas joint according to claim 1, which is characterized in that the joint body and holder are Heat Conduction Material.
10. a kind of gas heater, which is characterized in that the gas heater includes waterway tube, sparking component and claim
1-9 any one of them gas joints；
First cavity of the gas joint is connect far from one end of the second cavity with gas inlet pipe, to introduce combustion gas；
The second cavity in the gas joint is arranged far from one end of the sealing, can ignite in the sparking component
The combustion gas of the described one end of second cavity far from the sealing；
The one end of second cavity of the gas joint far from the sealing is arranged under the waterway tube can give institute
State waterway tube heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820287083.0U CN207921551U (en) | 2018-02-28 | 2018-02-28 | Gas joint and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820287083.0U CN207921551U (en) | 2018-02-28 | 2018-02-28 | Gas joint and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207921551U true CN207921551U (en) | 2018-09-28 |
Family
ID=63601954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820287083.0U Active CN207921551U (en) | 2018-02-28 | 2018-02-28 | Gas joint and gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207921551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU194583U1 (en) * | 2019-10-17 | 2019-12-17 | Общество с ограниченной ответственностью "Центр Инновационных Технологий-Плюс" | THERMAL VALVE |
-
2018
- 2018-02-28 CN CN201820287083.0U patent/CN207921551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU194583U1 (en) * | 2019-10-17 | 2019-12-17 | Общество с ограниченной ответственностью "Центр Инновационных Технологий-Плюс" | THERMAL VALVE |
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