CN214370191U - Furnace end and nozzle connecting structure and gas stove - Google Patents
Furnace end and nozzle connecting structure and gas stove Download PDFInfo
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- CN214370191U CN214370191U CN202023060201.0U CN202023060201U CN214370191U CN 214370191 U CN214370191 U CN 214370191U CN 202023060201 U CN202023060201 U CN 202023060201U CN 214370191 U CN214370191 U CN 214370191U
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Abstract
The utility model relates to a gas-cooker technical field, more specifically relates to a connection structure of furnace end and nozzle, including the furnace end that is provided with the installation cavity and the nozzle that is provided with the reference column, be equipped with the jump ring on the reference column, the installation cavity is including the portion of keeping away who is used for holding the location portion of reference column and is used for holding the jump ring. The nozzle and the furnace end are simple and convenient to assemble, and only the positioning column of the nozzle needs to be installed in the installation cavity. Simultaneously, the internal diameter of the location portion of installation cavity more laminates with the external diameter of reference column, and the axiality is higher, and the jump ring has also held in the portion of keeping away the sky, can not take place to interfere with the furnace end for this structure makes the drawing of furnace end penetrate the effect better and the combustor performance is better under the condition that the cost is lower.
Description
Technical Field
The utility model relates to a gas-cooker technical field, more specifically relates to a connection structure and gas-cooker of furnace end and nozzle.
Background
Along with the development of the gas appliance industry in China, the integral structure of the gas appliance is mature, and the assembly modes of the burner and the nozzle can be basically divided into two modes, wherein the first mode is a mode that the nozzle is fixedly connected with the burner through threads, and the second mode is a mode that the nozzle is fixedly arranged on the valve body and then is fixedly connected with the burner in a straight-inserting mode. The two ways have advantages and disadvantages respectively. The first mode can make the nozzle and the axiality of furnace end after the assembly higher, makes the injection effect of furnace end better, and the combustor has advantages such as the performance is more excellent, complete machine stability and uniformity are stronger. However, in this method, piping connection is required, and therefore, the number of parts and processes is large, and the cost and labor are high. As shown in Chinese patent document with publication number "CN 208025556U" published as 2018-10-30, the nozzle is connected with the furnace end through screw threads.
The second mode is relatively simple in structure, few in parts and fast and convenient to assemble. However, this assembly method because there is the jump ring, generally can be with the installation cavity design of furnace end for great through-hole to the jump ring can insert in the furnace end, and the jump ring is bigger than the nozzle diameter, consequently can have after nozzle and the furnace end assembly to rock the phenomenon, makes the axiality after the assembly lower, because of the nozzle off normal after the furnace end assembly easily, causes the furnace end to draw and penetrates the effect poor, influences the combustor performance, perhaps about appearing combustor performance inconsistent, or the unstable condition of volume production complete machine performance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome one of them at least one defect among the prior art, provide a connection structure and gas-cooker of furnace end and nozzle, the simple structure of furnace end and nozzle is and the assembly is swift, improves the axiality of nozzle and furnace end simultaneously.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a connection structure of furnace end and nozzle, including the furnace end that is provided with the installation cavity and the nozzle that is provided with the reference column, the jump ring is equipped with on the reference column, the installation cavity is including being used for holding the location portion of reference column with be used for holding keep away the vacancy portion of jump ring.
In the above technical scheme, the positioning column of the nozzle is arranged in the positioning part of the burner, and the clamp spring of the nozzle is accommodated in the clearance part. The internal diameter of location portion can be for the external diameter of laminating the reference column more for nozzle and furnace end are after the assembly, and the axiality of reference column and installation cavity is higher, is difficult to take place the skew.
In one embodiment, the positioning portion is a tapered hole.
In one embodiment, the cross section of the positioning column is conical, and the positioning column is attached to the positioning part.
In one embodiment, the positioning portion is a cylindrical hole.
In one embodiment, the hollow portion is a cylindrical hole or a tapered hole; the minimum diameter of the avoiding part is larger than the outer diameter of the clamp spring.
In one embodiment, a guiding part is arranged between the positioning part and the space avoiding part, and the guiding part is a tapered hole.
In one embodiment, the outer surface of the positioning column is attached to the inner surface of the positioning part.
In one embodiment, the positioning column is in clearance fit with the positioning part.
In one embodiment, the tail end of the positioning column is provided with a round corner or a chamfer.
A gas stove comprises the connecting structure of the burner and the nozzle.
The utility model discloses a connection structure of furnace end and nozzle compares with the background art, and the beneficial effect of production is: the nozzle and the furnace end are simple and convenient to assemble, and only the positioning column of the nozzle needs to be installed in the installation cavity. Simultaneously, the internal diameter of the location portion of installation cavity more laminates with the external diameter of reference column, and the axiality is higher, and the jump ring has also held in the portion of keeping away the sky, can not take place to interfere with the furnace end for this structure makes the drawing of furnace end penetrate the effect better and the combustor performance is better under the condition that the cost is lower.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a connection structure of a furnace end and a nozzle according to the present invention;
fig. 2 is a schematic structural view of an embodiment 2 of a connection structure of a burner and a nozzle according to the present invention;
fig. 3 is a schematic structural view of an embodiment 3 of a connection structure of a burner and a nozzle according to the present invention;
fig. 4 is a schematic structural view of an embodiment 4 of a connection structure of a burner and a nozzle according to the present invention;
fig. 5 is a schematic structural view of an embodiment 5 of a connection structure of a furnace end and a nozzle of the present invention.
In the drawings: 1-mounting a cavity; 101-a positioning section; 102-an escape part; 103-a guide; 2-furnace end; 3-a positioning column; 4-a nozzle; 5-clamp spring.
Detailed Description
Example 1
As shown in fig. 1, embodiment 1 of a connection structure of a furnace end and a nozzle includes a furnace end 2 provided with an installation cavity 1 and a nozzle 4 provided with a positioning column 3, a snap spring 5 is mounted on the positioning column 3, and the installation cavity 1 includes a positioning portion 101 for accommodating the positioning column 3 and a clearance portion 102 for accommodating the snap spring 5.
The positioning column 3 of the nozzle 4 is arranged in the positioning part 101 of the burner 2, and the clamp spring 5 of the nozzle 4 is accommodated in the clearance part 102. The internal diameter of location portion 101 can be for the external diameter of laminating reference column 3 more for nozzle 4 and furnace end 2 are in the assembly back, and the axiality of reference column 3 and installation cavity 1 is higher, is difficult to take place the skew.
In one embodiment, the positioning portion 101 is a tapered hole, and the positioning column 3 is a cylinder. The void-avoiding portion 102 is also a tapered hole. The minimum inner diameter of the escape part 102 is larger than the outer diameter of the circlip 5. The positioning column 3 can be inserted into the positioning portion 101 along the inclined plane of the taper hole, so that the positioning column 3 can be installed more smoothly. The gap between the nozzle 4 and the furnace end 2 installation cavity 1 is realized by adjusting the minimum inner diameter of the positioning part 101 and the outer diameter of the positioning column 3, so that the control of the coaxiality is realized.
Example 2
As shown in fig. 2, an embodiment 2 of a connection structure of a burner and a nozzle is different from embodiment 1 in that a positioning column 3 is a conical column, the cross section of the positioning column is conical, and the positioning column is attached to a positioning portion 101, and the positioning column 3 and the positioning portion 101 are matched more closely and have higher coaxiality through a conical surface attachment structure.
Example 3
As shown in fig. 3, embodiment 3 is a connection structure of a burner and a nozzle, and is different from embodiment 1 in that the space-saving portion 102 is a cylindrical hole.
Example 4
As shown in fig. 4, in embodiment 4 of a connection structure of a burner and a nozzle, the positioning portion 101 is a cylindrical hole, the positioning column 3 is a cylinder, and the clearance portion 102 is a tapered hole. The minimum inner diameter of the escape part 102 is larger than the outer diameter of the circlip 5. The positioning post 3 can enter the positioning portion 101 along the tapered slope of the clearance portion 102, so that the positioning post 3 can be installed more smoothly. The coaxiality is adjusted by adjusting the clearance between the positioning portion 101 and the positioning column 3.
Example 5
Fig. 5 shows an embodiment 5 of a connection structure of a burner and a nozzle, which is different from the embodiment 4 in that: the space-avoiding portion 102 is a cylindrical hole, and a guide portion 103 is disposed between the positioning portion 101 and the space-avoiding portion 102, wherein the guide portion 103 is a tapered hole. The positioning post 3 can enter the positioning portion 101 along the tapered slope of the guiding portion 103, so that the positioning post 3 can be installed more smoothly.
Example 6
In example 6 of the connection structure of the burner and the nozzle, in addition to the above examples 1 to 5, in order to maximize the coaxiality between the nozzle 4 and the burner 2, the outer surface of the positioning post 3 is bonded to the inner surface of the positioning portion 101. In order to better fit the positioning post 3 into the positioning portion 101, the end of the positioning post 3 is provided with a fillet or chamfer.
Example 7
In embodiment 7 of the connection structure of the burner and the nozzle, in addition to the above embodiments 1 to 5, in order to make it easier to fit the positioning post 3 into the positioning part 101, the positioning post 3 is in clearance fit with the positioning part 101.
In the above examples 1 to 7, all of the following advantageous effects are obtained: the nozzle 4 and the furnace end 2 are simple and convenient to assemble, and only the positioning column 3 of the nozzle 4 needs to be installed in the installation cavity 1. Simultaneously, the internal diameter of the location portion 101 of installation cavity 1 more laminates with the external diameter of reference column 3, and the axiality is higher, and jump ring 5 has also held in the portion of keeping away 102, can not take place to interfere with furnace end 2 for this structure makes injecting of furnace end 2 penetrate the effect better and the combustor performance is better under the lower condition of cost.
Example 8
A gas range comprising the burner and nozzle connecting structure assembly of any one of embodiments 1-7.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a connection structure of furnace end and nozzle, is including furnace end (2) that are provided with installation cavity (1) and nozzle (4) that are provided with reference column (3), jump ring (5) are equipped with on reference column (3), its characterized in that, installation cavity (1) is including being used for holding location portion (101) of reference column (3) and being used for holding keep away empty part (102) of jump ring (5).
2. The burner and nozzle connection structure of claim 1, wherein the positioning portion (101) is a tapered hole.
3. The connecting structure of the furnace end and the nozzle as claimed in claim 2, wherein the cross section of the positioning column (3) is conical and is fitted with the positioning part (101).
4. The connecting structure of the burner and the nozzle as claimed in claim 1, wherein the positioning portion (101) is a cylindrical hole.
5. The burner and nozzle connecting structure as claimed in any one of claims 2 to 4, wherein the recess (102) is a cylindrical hole or a tapered hole; the minimum inner diameter of the space avoiding part (102) is larger than the outer diameter of the clamp spring (5).
6. The connecting structure of the furnace end and the nozzle as recited in claim 5, wherein a guiding part (103) is disposed between the positioning part (101) and the avoiding part (102), and the guiding part (103) is a tapered hole.
7. The connection structure of the furnace end and the nozzle as claimed in claim 5, wherein the outer surface of the positioning column (3) is attached to the inner surface of the positioning part (101).
8. The connection structure of the furnace end and the nozzle as claimed in claim 5, wherein the positioning column (3) is in clearance fit with the positioning part (101).
9. The connection structure of the furnace end and the nozzle as claimed in claim 5, wherein the end of the positioning column (3) is provided with a fillet or a chamfer.
10. A gas range comprising the burner and nozzle connecting structure according to any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060201.0U CN214370191U (en) | 2020-12-16 | 2020-12-16 | Furnace end and nozzle connecting structure and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060201.0U CN214370191U (en) | 2020-12-16 | 2020-12-16 | Furnace end and nozzle connecting structure and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214370191U true CN214370191U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023060201.0U Active CN214370191U (en) | 2020-12-16 | 2020-12-16 | Furnace end and nozzle connecting structure and gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214370191U (en) |
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2020
- 2020-12-16 CN CN202023060201.0U patent/CN214370191U/en active Active
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