CN211011487U - Gas transmission device and gas stove - Google Patents

Abstract

The utility model discloses a gas transmission device and a gas stove, wherein the gas transmission device comprises an air inlet pipe, a fixed seat, a connecting piece for installing the fixed seat on the air inlet pipe and at least two valve bodies arranged on the fixed seat; the valve bodies are communicated with the air inlet pipe through the fixed seat; the fixing seat is provided with a seat air inlet, seat air outlets are respectively arranged corresponding to the valve bodies, the seat air inlet and the seat air outlets are respectively communicated with the air inlet pipe and the valve bodies, the distance from the seat air inlet to each seat air outlet along the flowing direction of the fuel gas is equal, the air inlet pressure of each valve body is equal, and therefore the fuel gas quantity supplied to each combustor by each valve body is consistent and uneven.

Description

Gas transmission device and gas stove

Technical Field

The utility model relates to a water heater technical field especially relates to a gas transmission device and gas-cooker.

Background

The gas stove is a kitchen appliance for heating and cooking food, when the gas stove works, gas enters the stove from the gas inlet pipe, enters the combustor to be mixed with a part of air after being regulated by the regulating valve (regulated by a user through a knob), and is sprayed out from a fire hole of the combustor to form flame after being ignited by the ignition device so as to be used for collecting heat for a pot on the dry pot support.

Integrated kitchen is a kind of gas-cooker, the quantity of the governing valve of integrated kitchen is two generally, be used for being two combustor input gas respectively, at present, the intake pipe of integrated kitchen generally adopts one-way ventilation, because two valve bodies are installed in proper order on the intake pipe along the flow direction of gas, make the air inlet of intake pipe different with the distance of two valve bodies respectively, the velocity of flow that leads to two valve bodies at the assembled position in the intake pipe is different, there is great difference, and then make all combustors appear great air feed inequality, influence the combustion performance of whole integrated kitchen.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a gas transmission device is provided, it can play the inlet flow velocity that makes all valve bodies the same, avoids all combustors to appear the inhomogeneous beneficial effect of air feed.

The utility model aims to solve the technical problem that a gas stove is provided, it can play the unanimous beneficial effect of the gas volume of supplying for each combustor.

The first technical problem is solved by the following technical scheme:

a gas transmission device comprises a gas inlet pipe, a fixed seat, a connecting piece for mounting the fixed seat on the gas inlet pipe, and at least two valve bodies mounted on the fixed seat; each valve body is communicated with the air inlet pipe through the fixed seat; the fixed seat is provided with a seat air inlet and a seat air outlet which are communicated; the seat air inlet is communicated with the air inlet pipe, the seat air outlets are arranged in one-to-one correspondence with the valve bodies, and each seat air outlet is communicated with the corresponding valve body; the gas inlet of the seat is equal to the distance between the gas outlet of each seat along the flowing direction of the fuel gas.

The gas transmission device is provided with at least two valve bodies which are communicated with the gas inlet pipe through the fixing seat, the fixing seat is provided with the seat gas inlet communicated with the gas inlet pipe and the seat gas outlet corresponding to each valve body and respectively provided with the communicated valve bodies, and the distance between the seat gas inlet and each gas outlet is equal along the flowing direction of gas, so that the gas inlet flow rate of each valve body is equal, the gas quantity supplied to each combustor by each valve body is consistent, and unevenness is avoided.

In one embodiment, the air inlet pipe is provided with two gas inlets, and the fixed seat is located between the gas inlets. The number of the gas inlets is two, and the fixing seat is arranged between the gas inlets, so that a user can select the corresponding gas sources according to the positions of the gas sources.

In one embodiment, the number of the valve bodies is two, the fixing seat comprises a gas pipe, a fixing block arranged on the gas pipe, and a first branch pipe and a second branch pipe which are communicated with the gas pipe, and the first branch pipe and the second branch pipe are respectively communicated with the two valve bodies; the fixed seat is connected with the air inlet pipe through a connecting piece; a containing groove is formed in one side, opposite to the gas conveying pipe, of the fixing seat, and the containing groove extends to the gas conveying pipe along the radial direction of the gas conveying pipe; the seat air inlet is positioned in the containing groove and communicated with the air conveying pipe.

In one embodiment, the seat inlet port extends through the inlet tube into the inlet tube; and one side of the fixed block, which faces away from the gas conveying pipe, is provided with a limit groove matched with the gas inlet pipe. The spacing groove and the air inlet that the pipe wall that passes the intake pipe stretches into in the intake pipe cooperate, can be so that the fixing base can be positioned on the intake pipe well for can not take place to shift and rotate when the fixing base is installed in the intake pipe, guarantee the accuracy in the position of each valve body.

In one embodiment, one end of the gas pipe is communicated with the first branch pipe, and the other end of the gas pipe is opened and covered by a sealing pipe fitting. Through the one end opening setting that sets up the gas-supply pipe, be convenient for follow-up to the gas-supply pipe admit air clear up, avoid the gas-supply pipe to block up.

In one embodiment, the joint of the sealing pipe fitting and the air conveying pipe is sealed by a sealant. The joint of the sealing pipe piece and the gas pipe is sealed by the sealant, so that the gas can be prevented from leaking out from the joint of the sealing pipe piece and the gas pipe.

In one embodiment, the fixing seat further comprises two mounting blocks, and the two mounting blocks are respectively arranged at one end of the first branch pipe away from the gas pipe and at one end of the second branch pipe away from the gas pipe; the two mounting blocks are respectively detachably connected with the two valve bodies; the two seat air outlets are respectively arranged on the two mounting blocks, and the seat air outlets are positioned on one side of the mounting blocks back to the gas pipe. The setting of installation piece can increase the area of contact of fixing base and valve body for the difficult junction of following fixing base and valve body of gas leaks.

In one embodiment, at least two positioning columns are arranged on one side of each mounting block, which faces away from the gas pipe, a first connecting hole is arranged in each positioning column, and the first connecting hole penetrates through the positioning columns and the mounting blocks; the valve body is provided with a second connecting hole corresponding to the positioning column; the valve body penetrates through the first connecting hole and the second connecting hole through fasteners to be connected with the mounting block. The positioning column on the mounting block is inserted into the second connecting hole of the valve body, so that the valve body cannot shift when being mounted on the fixing seat, and further the knob corresponding to the valve body cannot shift.

In one embodiment, the connecting piece is connected with the fixed seat and clamps the air inlet pipe with the fixed seat. The connecting piece makes the fixing base install on the intake pipe through with fixing base centre gripping intake pipe, and the fixing base dismouting on the intake pipe of being convenient for.

The second technical problem is solved by the following technical solutions:

a gas stove comprises the gas transmission device.

The gas stove comprises the gas transmission device, and has the advantages that the gas transmission device can uniformly supply gas to each combustor, and the combustion performance of the whole combustion stove is guaranteed.

Drawings

Fig. 1 is a schematic perspective view of a gas transmission device according to an embodiment of the present invention;

FIG. 2 is a perspective view of the fixing base shown in FIG. 1;

FIG. 3 is a perspective view of the valve body of FIG. 1;

FIG. 4 is a cross-sectional view of an air induction tube with a clamping assembly installed in another embodiment;

fig. 5 is a schematic perspective view of the air inlet pipe with the clamping assembly installed therein shown in fig. 4.

In the figure:

10. an air inlet pipe; 11. a middle section; 12. an adjustment section;

20. a fixed seat; 21. a seat air inlet; 22. a gas delivery pipe; 23. a fixed block; 231. a containing groove; 232. a limiting groove; 24. a first branch pipe; 25. a second branch pipe; 26. sealing the pipe fitting; 27. mounting blocks; 271. a positioning column; 272. a first connection hole; 28. a seat air outlet;

30. a valve body; 31. a second connection hole;

40. a connecting member; 41. a clamping portion; 42. an installation part;

50. a sealing band ring;

60. a clamping assembly; 61. installing a ring; 62. a clamping body; 63. a top piece.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first", "second", may explicitly or implicitly include one or more of that feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 3, a gas transmission device according to an embodiment of the present invention includes an air inlet pipe 10, a fixing base 20, a connecting member 40 for mounting the fixing base 20 on the air inlet pipe, and at least two valve bodies 30 mounted on the fixing base 20; the valve bodies 30 are communicated with the air inlet pipe 10 through the fixing seats 20; the fixed seat 20 is provided with a seat air inlet 21 and a seat air outlet 28 which are communicated, the seat air inlet 21 is communicated with the air inlet pipe 10, the number of the seat air outlets 28 is equal to the number of the valve bodies 30, the seat air outlets 28 are arranged in one-to-one correspondence with the valve bodies 30, each seat air outlet 28 is communicated with the corresponding valve body 30, and the distance between the seat air inlet 21 and each seat air outlet 28 is equal to the distance between the seat air outlet 21 and the gas flowing direction.

The gas transmission device is provided with at least two valve bodies 30 which are communicated with the gas inlet pipe 10 through the fixed seat 20, the fixed seat 20 is provided with the seat gas inlet 21 communicated with the gas inlet pipe 10 and the seat gas outlets 28 respectively communicated with the valve bodies 30, and the distances between the seat gas inlet 21 and the seat gas outlets 28 are respectively equal along the flowing direction of gas, so that the gas inlet flow rates of the valve bodies 30 are equal, the gas quantity supplied to the respective combustors by the valve bodies 30 is consistent, and unevenness is avoided.

In this embodiment, as shown in fig. 1, two gas inlets are provided on the gas inlet pipe 10, and the fixed seat 20 is located between the gas inlets. The quantity through setting up the gas import is two to set up fixing base 20 and be located between the gas import, when only an air supply, can select corresponding gas import intercommunication air supply according to the position of air supply, another air supply is stopped up with the shutoff piece. When two gas sources are available, the two gas inlets can be respectively communicated with the two gas sources, one of the gas sources is selected to be used in a normal state, and after the gas source is used, the other gas source is selected to be used, so that under a privileged condition, the gas quantity supplied to the combustor by the valve body 30 can be increased by using the two gas sources together.

Preferably, the two gas inlets are respectively arranged at two ends of the gas inlet pipe 10, so as to achieve the purpose of shortening the length of the gas inlet pipe 10 as much as possible.

In this embodiment, the seat air inlet 21 passes through the intake pipe 10 and stretches into in the intake pipe 10, and this not only makes seat air inlet 21 communicate intake pipe 10, still makes the fixing base 20 can be positioned on intake pipe 10 earlier when installing, the follow-up fixing base 20 of being convenient for and connecting piece 40 be connected.

In the present embodiment, the number of the valve bodies 30 is two, and correspondingly, the number of the seat outlet ports 28 is also two.

Further, as shown in fig. 2, the fixing seat 20 further includes an air pipe 22, a first branch pipe 24 communicating with the air pipe 22, a second branch pipe 25 communicating with the air pipe 22, and a fixing block 23 disposed on the air pipe 22, wherein the cross-sectional size of the first branch pipe 24 is equal to the cross-sectional size of the second branch pipe 25, and the first branch pipe 24 and the second branch pipe 25 are respectively communicated with two valve bodies 30; one side of the fixed seat 20, which is opposite to the air pipe 22, is provided with an accommodating groove 231, and the accommodating groove 231 extends to the air pipe 22 along the radial direction of the air pipe 22; the seat air inlet 21 is located in the accommodating groove 231 and is communicated with the air pipe 22.

One side of the fixing block 23 facing away from the air delivery pipe 22 is provided with a limiting groove 232 matched with the air inlet pipe 10, the limiting groove 232 and the air inlet port penetrating through the pipe wall of the air inlet pipe 10 extend into the air inlet pipe 10 to be matched, so that the fixing seat 20 can be well positioned on the air inlet pipe 10, the fixing seat 20 cannot shift and rotate when being installed on the air inlet pipe 10, and the accuracy of the position of each valve body 30 is ensured.

In this embodiment, one end of the air pipe 22 communicates with the first branch pipe 24, and the other end is open and covered by the sealing pipe member 26. Through setting up the one end opening setting of air-supply pipe 22, be convenient for follow-up clear up the air inlet of air-supply pipe 22, avoid air-supply pipe 22 to block up.

The installation mode of the pipe sealing member 26 and the air pipe 22 can be various, for example, the pipe sealing member 26 is inserted into the air pipe 22 and is in interference fit with the air pipe 22; for another example, the sealing member 26 is sleeved on the air pipe 22 and is in interference fit with the air pipe 22.

In order to ensure that the fuel gas cannot flow out from between the pipe sealing member 26 and the gas pipe 22, the joint between the pipe sealing member 26 and the gas pipe 22 is sealed by a sealant. The sealant may be a high temperature hot melt adhesive that is hot melted when the sealing member 26 is to be removed from the air delivery conduit 22.

The fixed seat 20 further comprises two mounting blocks 27, and the two mounting blocks 27 are respectively arranged at one end of the first branch pipe 24 far away from the air conveying pipe 22 and one end of the second branch pipe 25 far away from the air conveying pipe 22; the two mounting blocks 27 are respectively detachably connected with the two valve bodies 30; the two seat air outlets 28 are respectively arranged on the two mounting blocks 27, and the seat air outlets 28 are positioned on one side of the mounting blocks 27, which faces away from the air duct 22.

In this embodiment, at least two positioning posts 271 are disposed on a side of each mounting block 27 facing away from the air duct 22, the positioning posts 271 are spaced around the seat air outlet 28, a first connection hole 272 is disposed in the positioning posts 271, and the first connection hole 272 penetrates through the positioning posts 271 and the mounting blocks 27; as shown in fig. 3, the valve body 30 is provided with a second connection hole 31 corresponding to the positioning post 271. The valve body 30 is coupled to the mounting block 27 through the first coupling hole 272 and the second coupling hole 31 by a fastener. The positioning column 271 of the mounting block 27 is inserted into the second connecting hole 31 of the valve body 30, so that the valve body 30 is not displaced when being mounted on the fixing base 20, thereby ensuring that the knob corresponding to the valve body 30 is not displaced.

In other embodiments, the positioning column 271 provided with the first connection hole 272 may be provided on the valve body 30, and the second connection hole 31 may be provided on the mounting block 27. Through the insertion of the positioning post 271 on the valve body 30 into the second connecting hole 31 of the mounting block 27 of the fixing base 20, the valve body 30 is not displaced when being mounted on the fixing base 20, and the knob corresponding to the valve body 30 is not displaced.

The fasteners may be screws, bolts, or other structures that can couple the mounting block 27 to the valve body 30.

In this embodiment, the connecting member 40 is connected to the fixing base 20 and clamps the air inlet pipe 10 with the fixing base 20. Specifically, the connecting piece 40 is located on one side of the fixed seat 20 opposite to the air delivery pipe 22, the connecting piece 40 includes an arc-shaped clamping portion 41 and two mounting portions 42 respectively disposed at two ends of the clamping portion 41, the clamping portion 41 is disposed corresponding to the limiting groove 232, and a clamping hole is defined between the clamping portion 41 and the fixed block 23 to allow the air inlet pipe 10 to pass through; the two mounting portions 42 are detachably connected to the fixing base 20 by bolts.

Preferably, the connecting member 40 is an elastic sheet. Set up connecting piece 40 and be the flexure strip, when the size of intake pipe 10 changed, the circular arc clamping part 41 of connecting piece 40 can carry out corresponding elastic deformation according to the size of intake pipe 10 for connecting piece 40 can combine the intake pipe 10 of fixing base 20 centre gripping not unidimensional.

In the present embodiment, the intake pipe is integrally provided.

In an embodiment, as shown in fig. 4 and 5, the air inlet pipe 10 includes an intermediate section 11 and two adjusting sections 12, the adjusting sections 12 are respectively slidably sleeved on two ends of the intermediate section 11, and a sealing band ring 50 formed by winding a sealing band is sleeved at a joint of the adjusting sections 12 and the intermediate section 11. This structure setting of intake pipe 10 for the length of intake pipe 10 can be adjusted according to the position of air supply, when the length of intake pipe 10 will be adjusted, slide on interlude 11 through regulation section 12, the tip of adjusting interlude 11 stretches into the length in adjusting section 12, reach the purpose of adjusting the length of intake pipe 10, adjust the back, the junction of reuse sealing tape winding interlude 11 and regulation section 12 forms sealed band 50, avoid the gas to let out from the junction of interlude 11 and regulation section 12.

Further, the gas transmission device further comprises a clamping assembly 60, and the clamping assembly 60 clamps the sealing band ring 50 to prevent the sealing band ring from loosening.

Specifically, centre gripping subassembly 60 includes the collar 61, install two lifters 63 on the collar 61, and be located two clamping bodies 62 of collar 61, the junction of interlude 11 and regulation section 12 is located to the collar 61 cover, two clamping bodies 62 all are the arc, and set up the sealed band of centre gripping circle 50 relatively, the lifters 63 correspond the setting of clamping body 62 respectively, the equal threaded connection collar 61 of lifters 63, the one end of lifters 63 is pressed on the lifters 63, the other end is located outside the collar 61. When the length of the air inlet pipe 10 is adjusted, and the sealing tape is also wound around the joint of the middle section 11 and the adjusting section 12 to form the sealing band 50, the unassembled clamping assembly 60 is moved to the position of the sealing band 50, then the two clamping bodies 62 are placed in the mounting ring 61 to clamp the sealing band 50, and the top member 63 is driven to rotate to enable the top member 63 to be close to the clamping bodies 62, so that the clamping bodies 62 are tightly pressed on the sealing band 50.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above 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.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The gas transmission device is characterized by comprising a gas inlet pipe (10), a fixed seat (20), a connecting piece (40) for mounting the fixed seat (20) on the gas inlet pipe (10), and at least two valve bodies (30) mounted on the fixed seat (20); each valve body (30) is communicated with the air inlet pipe (10) through the fixed seat (20); the fixed seat (20) is provided with a seat air inlet (21) and a seat air outlet (28) which are communicated with each other; the seat air inlet (21) is communicated with the air inlet pipe (10), the seat air outlets (28) are arranged in one-to-one correspondence with the valve bodies (30), and each seat air outlet (28) is communicated with the corresponding valve body (30); the seat air inlet (21) is respectively equal to the distance between each seat air outlet (28) along the flowing direction of the fuel gas.

2. Gas delivery device according to claim 1, wherein the gas inlet tube (10) is provided with two gas inlets, and the fixing base (20) is located between the gas inlets.

3. The gas transmission device according to claim 1, wherein the fixed seat (20) comprises a gas transmission pipe (22), a fixed block (23) arranged on the gas transmission pipe (22), and a first branch pipe (24) and a second branch pipe (25) communicated with the gas transmission pipe (22), wherein the first branch pipe (24) and the second branch pipe (25) are respectively communicated with the two valve bodies (30); the fixed seat (20) is connected with the air inlet pipe (10) through the connecting piece (40); an accommodating groove (231) is formed in one side, opposite to the air conveying pipe (22), of the fixed seat (20), and the accommodating groove (231) extends to the air conveying pipe (22) along the radial direction of the air conveying pipe (22); the seat air inlet (21) is positioned in the containing groove (231) and is communicated with the air conveying pipe (22).

4. A gas delivery device according to claim 3, wherein the seat inlet opening (21) protrudes through the inlet tube (10) into the inlet tube (10); and one side of the fixed block (23), which faces away from the air conveying pipe (22), is provided with a limiting groove (232) matched with the air inlet pipe (10).

5. An air delivery device according to claim 3, characterized in that one end of the air delivery pipe (22) is connected with the first branch pipe (24), and the other end is opened and covered by a sealing pipe (26).

6. The gas delivery device according to claim 5, characterized in that the joint of the pipe sealing member (26) and the gas delivery pipe (22) is sealed by a sealant.

7. The gas transmission device according to claim 3, wherein the fixing base (20) further comprises two mounting blocks (27), and the two mounting blocks (27) are respectively arranged at one end of the first branch pipe (24) far away from the gas transmission pipe (22) and one end of the second branch pipe (25) far away from the gas transmission pipe (22); the two mounting blocks (27) are respectively detachably connected with the two valve bodies (30); the two seat air outlets (28) are respectively arranged on the two mounting blocks (27), and the seat air outlets (28) are positioned on one side of the mounting blocks (27) back to the air conveying pipe (22).

8. The gas transmission device according to claim 7, wherein at least two positioning posts (271) are arranged on one side of each mounting block (27) facing away from the gas transmission pipe (22), a first connecting hole (272) is arranged in each positioning post (271), and each first connecting hole (272) penetrates through each positioning post (271) and each mounting block (27); the valve body (30) is provided with a second connecting hole (31) corresponding to the positioning column (271); the valve body (30) is connected to the mounting block (27) through the first connection hole (272) and the second connection hole (31) by a fastener.

9. The gas delivery device according to claim 3, wherein the connecting piece (40) is connected to the holder (20) and clamps the gas inlet tube (10) with the holder (20).

10. A gas burner comprising a gas delivery device according to any one of claims 1 to 9.

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