CN208536134U - Improved gas converter - Google Patents
Improved gas converter Download PDFInfo
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- CN208536134U CN208536134U CN201821169587.9U CN201821169587U CN208536134U CN 208536134 U CN208536134 U CN 208536134U CN 201821169587 U CN201821169587 U CN 201821169587U CN 208536134 U CN208536134 U CN 208536134U
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- 238000010304 firing Methods 0.000 claims abstract description 74
- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 239000007789 gas Substances 0.000 claims description 110
- 239000000567 combustion gas Substances 0.000 claims description 72
- 239000002737 fuel gas Substances 0.000 claims description 48
- 238000007789 sealing Methods 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a kind of improved gas converter, belongs to burning heating technical field.It solves the problems such as prior art design processing, matching requirements are high.This improved gas converter includes valve body, and valve body periphery is equipped with and its internal low heat value firing device gas outlet, high heating value firing device gas outlet, firing device gas circuit air inlet and primary air inlet being connected to；Spool is set in valve body, offers connectivity slot on periphery, and Spool rotating makes connectivity slot connection low heat value firing device gas outlet and firing device gas circuit air inlet or is connected to high heating value firing device gas outlet and firing device gas circuit air inlet；Valve seat is fixed at valve body upper end etc..The advantages of this improved gas converter, is: the function of being realized in background technique scheme by lower valve rod realized, reduces the requirement to machining accuracy, while reducing number of parts, simple installation and structure is simply easily produced in batches.
Description
Technical field
The utility model belongs to burning heating technical field, more particularly, to a kind of improved gas converter.
Background technique
There are many gas supplies on the market at present, for example have liquefied gas, natural gas etc. according to the high and low difference of calorific value, corresponding
Gas utensil be also classified into liquefied gas, natural gas etc., also there is same gas utensil to integrate high and low calorific value fuel gas and ignite end, two are drawn
Fire end respectively connects corresponding gas circuit branch of igniting again, thus not only can connect high heating value gas source but also can connect low heat value gas
Source, but because of the difference of fuel gases calorific value, use the combustion gas of the gas nozzle bore relative usage high heating value combustion gas of fuel gas with low heat value
Have it is larger, so when fuel gas with low heat value (such as natural gas gas) nozzle mistake introduces the combustion gas (such as: LNG gasifaction) of high heating value
When, flame caused by gas utensil can be very high, then can generate danger.
Of the existing technology in order to solve the problems, such as, people have carried out long-term exploration, propose miscellaneous solution
Scheme.For example, Chinese patent literature disclose a kind of safety-type double-source gas control system and control method [application number:
201510505181.8], wherein the technical solution in relation to gas converter includes: valve body, valve body periphery is drawn equipped with low heat value
Fiery device gas outlet, high heating value firing device gas outlet, firing device gas circuit air inlet and primary air inlet, valve body is interior to be equipped with outside one
Be concavely provided with the spool of notch week, spool act so that notch connection low heat value firing device gas outlet and firing device gas circuit into
Port or connection high heating value firing device gas outlet and firing device gas circuit air inlet；Adjustable nozzle is connected to primary air inlet,
It is arranged in the valve body lower end, and adjustable nozzle lower end is equipped with jet hole；Valve seat, is fixed at valve body upper end, in valve seat
Sliding is equipped with upper valve rod, and upper valve rod upper end is exposed to outside valve seat, and upper valve rod lower end is connected with lower valve rod, and lower valve rod passes through spool
It explores downward at the jet hole；Be equipped with the spring for resetting upper valve rod in valve seat, upper valve rod move down and with movable valve plug movement to
Carry out the firing device gas circuit switching of high heating value combustion gas and fuel gas with low heat value, at the same lower valve rod moved synchronously with upper valve rod and with spray
Mouthpiece matches, to have adjusted effective admission sectional area needed for jet hole corresponds to high and low calorific value fuel gas etc..
Above-mentioned scheme improves the subproblem of the prior art to a certain extent, and still, the program also at least exists
Following defect: the difficulty in production and processing is big, and mutually matched required precision is high when due to the installation of multiple parts, improves to adding
Furthermore the requirement of work precision increases the complexity of mounting process, product is qualified to concentricity requirement height when the installation of lower valve rod
Rate is low, the problems such as so as to cause high production cost.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing one kind solves product component requirement on machining accuracy
High, installation requirement realizes difficult improved gas converter.
In order to achieve the above objectives, the utility model uses following technical proposal: the improved gas of the utility model turns
Parallel operation, including valve body, valve body periphery are equipped with and its internal low heat value firing device gas outlet being connected to, high heating value firing device
Gas outlet, firing device gas circuit air inlet and primary air inlet；Spool is set in valve body, connectivity slot, spool is offered on periphery
Rotation is so that connectivity slot is connected to low heat value firing device gas outlet and firing device gas circuit air inlet or being connected to high heating value ignites
Device gas outlet and firing device gas circuit air inlet；Valve seat is fixed at valve body upper end, and sliding is equipped with valve in valve seat
Bar, valve rod upper end are exposed to outside valve seat, and valve rod lower end sets, company loosely connected with the other end of the connection shaft on spool with one end
Switch through the reset spring for being arranged on axis and making to reset after valve rod operation；It is characterized by: this converter further includes adjustable nozzle, with
Primary air inlet connection, setting are convexly equipped with circle form drag spacing body on the inside of valve body lower end, adjustable nozzle, circle shape are located on adjustable nozzle
At least one inner nozzle mouth sprayed only for fuel gas with low heat value, the periphery of adjustable nozzle and circle form drag spacing body are offered in barriers
Between offer at least one outer nozzle mouth sprayed for fuel gas with low heat value or high heating value combustion gas, when adjustable nozzle is connect with valve body
One is respectively formed to enclose set on its periphery only for the interior combustion gas conveying chamber of fuel gas with low heat value entrance and one for fuel gas with low heat value
Or the outer combustion gas conveying chamber that high heating value combustion gas enters, interior combustion gas conveying chamber is connected to inner nozzle mouth, outer combustion gas conveying chamber and outer spray
Mouthpiece；Spool is equipped with valve core through hole component, and the both ends of valve core through hole component are respectively with interior combustion gas conveying chamber and on valve body
The low burn gas transfer passage sealing connection being connected to primary air inlet, fuel gas with low heat value is introduced by rotary spool or barrier is high
Calorific value fuel gas enter interior combustion gas conveying chamber, thus have adjusted high and low calorific value fuel gas is corresponded on adjustable nozzle needed for effective admission
Sectional area.Interior combustion gas conveying chamber will be introduced from the fuel gas with low heat value of primary air inlet by the valve core through hole component on spool
Or will obstruct from the high heating value combustion gas of primary air inlet in outside interior combustion gas conveying chamber, it realizes in background technique scheme by lower valve
The function that bar is realized, reduces the requirement to machining accuracy, while reducing number of parts, simple installation and structure is simply easy
Batch production.
Preferably, valve core through hole component includes first spool bore at the axial close adjustable nozzle end being opened on spool,
First spool bore is connected to the sealing of interior combustion gas conveying chamber, and spool offers the second spool being connected to the first spool bore on one outside
Hole, the second spool bore are connected to the sealing of low burn gas transfer passage.Structure is simple, is convenient for manufacture.
Preferably, the first connection short tube that sealing between form drag spacing body and valve body is equipped with conveying fuel gas with low heat value is enclosed；It is adjustable
Nozzle is linked together with circle form drag spacing body.Further improve the conveying space of interior combustion gas conveying chamber and outer combustion gas conveying chamber.
Preferably, adjustable nozzle outer end and be connected to main burner outside combustion gas supervisor between be equipped with regulating gas be responsible for
The air door adjusting structure of interior air inlet, one end of air door adjusting structure and the outer end of valve rod connect.Realize that air door adjusts knot
Control of structure while valve rod is rotated and adjusted to the air inlet for entering combustion gas supervisor, while meeting portioned product and use
Color diversified demand of the family to combustion flame.
Preferably, air door adjusting structure includes that second connection of the sealing between the combustion gas supervisor of main burner and outside is short
Pipe, second connection short tube side on offer for air enter the first air door, second connection short tube periphery rotation be equipped with
Its size, shape compatible rotary cylinder offer the second air door corresponding with the first air door, rotary cylinder and valve on rotary cylinder
It is equipped with energy band between bar and moves the air door interlocking bar that rotary cylinder and valve rod rotate synchronously.
Preferably, at least a pair of of limitation rotary cylinder is convexly equipped on the outside of the second connection short tube along the second connection short tube axial movement
Axial limiting raised line.Further improve the control precision to intake.
Preferably, the connection of air door interlocking bar and rotary cylinder and valve rod is all detachably connected.It is easily installed, safeguards.
Preferably, valve rod outer end is equipped with knob, and knob is connect with air door interlocking bar.The setting of knob facilitates the rotation of valve rod
Modulation section.
Preferably, spool band is tapered, and spool is adapted with size, the shape in the space for accommodating spool in valve body, in valve
Seat is internal to be equipped with low, high heating value combustion gas gear slot one high and one low and being arranged in a staggered manner, and valve rod is equipped with boss, and valve rod, which moves down, makes valve
Bar drives Spool rotating by connection shaft to carry out the firing device gas circuit of high and low calorific value fuel gas and switch, and boss card
Enter the positioning that corresponding gear slot realizes valve rod；It is set between low heat value firing device gas outlet and the low heat value firing device of outside
There is pressure limiting shutoff valve.The major function of pressure limiting shutoff valve be share a part of double-source gas ignite protective device work, according to
There is the principle of pressure difference between high heating value combustion gas and fuel gas with low heat value, allows a part that should be by low under the mode of operation of mistake
The ignite defencive function of protective device of the double-source gas of calorific value firing device and high heating value firing device composition is transferred to pressure limiting
On throttle valve, double-source gas can be mitigated significantly in this way and ignited protective device design accuracy and the accuracy of manufacture, it is simpler and
It easily goes to realize and produce in batches, both so-called theory and practice combined, and gave consumer with perfect product.
Preferably, the angled sector structure for 180 degree of connectivity slot, low heat value firing device gas outlet and firing device gas
Road air inlet is located on same center line, the center line of high heating value firing device gas outlet and low heat value firing device gas outlet
Center line is in the same plane.
Compared with prior art, the advantages of this improved gas converter, is: passing through the valve core through hole component on spool
Combustion gas conveying chamber or will be from the high heating value combustion gas of primary air inlet in being introduced from the fuel gas with low heat value of primary air inlet
It obstructs in outside interior combustion gas conveying chamber, realizing the function of being realized in background technique scheme by lower valve rod, reduces to machining accuracy
Requirement, while reducing number of parts, simple installation and structure is simply easily produced in batches；The wind being connect with the outer end of valve rod
The setting of door adjustment structure realizes that air door adjusting structure enters the air for entering combustion gas supervisor while valve rod is rotated and adjusted
The control of amount, while portioned product and user are met to the color diversified demand of combustion flame.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 provides the schematic cross-sectional view of an angle of the utility model embodiment.
Fig. 2 provides the schematic cross-sectional view of another angle of the utility model embodiment.
Fig. 3 provides the structural schematic diagram of an angle of the adjustable nozzle in the utility model embodiment.
Fig. 4 provides the structural schematic diagram of another angle of the adjustable nozzle in the utility model embodiment.
Fig. 5 provides the fuel gas with low heat value structure for conveying schematic diagram of the utility model embodiment.
Fig. 6 provides the high heating value fuel gas transmission structural schematic diagram of the utility model embodiment.
Fig. 7 provides the low heat value firing device gas outlet of the utility model embodiment and firing device gas circuit air inlet connects
Schematic cross-sectional view when logical.
Fig. 8 provides the structural schematic diagram of the spool in the utility model embodiment.
Fig. 9 provides primary air inlet on the valve body in the utility model embodiment, low heat value firing device gas outlet, draws
The structural schematic diagram of fiery device gas circuit air inlet.
When Figure 10 provides the introducing fuel gas with low heat value of the primary air inlet in the utility model embodiment, air door adjusting structure institute
The structural schematic diagram of the state at place.
When Figure 11 provides the introducing high heating value combustion gas of the primary air inlet in the utility model embodiment, air door adjusting structure institute
The structural schematic diagram of the state at place.
Figure 12 provides the pressure limiting shutoff valve schematic view of the mounting position in the utility model embodiment.
In figure, main burner a, combustion gas supervisor b, low heat value firing device c, high heating value firing device d, valve body 1, low heat value are drawn
It is fiery device gas outlet 101, high heating value firing device gas outlet 102, firing device gas circuit air inlet 103, primary air inlet 104, low
Fuel gas transmission channel 105, connectivity slot 201, the first spool bore 202, the second spool bore 203, valve seat 3, valve rod 4, resets spool 2
Spring 6, adjustable nozzle 7, circle form drag spacing body 701, inner nozzle mouth 702, outer nozzle mouth 703, interior combustion gas conveying chamber 8, outer combustion gas are defeated
It send room 9, first to connect short tube 10, second and connects short tube 1101, the first air door 1102, rotary cylinder 1103, the second air door 1104, wind
Couplet on the door lever 1105, axial limiting raised line 1106, knob 12, pressure limiting shutoff valve 13.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
As shown in Fig. 1 to 12, this improved gas converter, including valve body 1,1 periphery of valve body is equipped with to be connected with inside it
Logical low heat value firing device gas outlet 101, high heating value firing device gas outlet 102, firing device gas circuit air inlet 103 and master
Air inlet 104；Spool 2 is set in valve body 1, and connectivity slot 201 is offered on periphery, and spool 2 rotates so that connectivity slot 201 connects
Logical low heat value firing device gas outlet 101 and firing device gas circuit air inlet 103 or it is connected to high heating value firing device gas outlet
102 with firing device gas circuit air inlet 103；Valve seat 3 is fixed at 1 upper end of valve body, and sliding is equipped with valve rod in valve seat 3
4,4 upper end of valve rod is exposed to outside valve seat 3, and 4 lower end of valve rod is set with one end loosely to be connected with the other end of the connection shaft on spool 2
It connects, connects the reset spring 6 for being arranged in shaft and making to reset after the operation of valve rod 4；It is characterized by: this converter further includes adjustable
Nozzle 7 is connected to primary air inlet 104, and setting is convexly equipped with circle form drag spacing body 701 on the inside of 1 lower end of valve body, adjustable nozzle 7, can
It adjusts to be located on nozzle 7 in circle form drag spacing body 701 and offers at least one inner nozzle mouth 702 sprayed only for fuel gas with low heat value, it can
It adjusts and offers what at least one was sprayed for fuel gas with low heat value or high heating value combustion gas between the periphery of nozzle 7 and circle form drag spacing body 701
Outer nozzle mouth 703, adjustable nozzle 7 are respectively formed the interior fuel gas transmission entered only for fuel gas with low heat value when connecting with valve body 1
Room 8 and an outer combustion gas conveying chamber 9 entered for fuel gas with low heat value or high heating value combustion gas enclosed set on its periphery, interior fuel gas transmission
Room 8 is connected to inner nozzle mouth 702, outer combustion gas conveying chamber 9 and outer nozzle mouth 703；Spool 2 is equipped with valve core through hole component, spool
The both ends of the through-hole component low fuel gas transmission being connected to primary air inlet 104 with interior combustion gas conveying chamber 8 and on valve body 1 respectively
The sealing connection of channel 105, fuel gas with low heat value is introduced by rotary spool 2 or barrier high heating value combustion gas enters interior combustion gas conveying chamber
8, thus have adjusted correspond to high and low calorific value fuel gas on adjustable nozzle 7 needed for effective admission sectional area, pass through the valve on spool 2
Core through-hole component will introduce interior combustion gas conveying chamber 8 from the fuel gas with low heat value of primary air inlet 104 or will be from main air inlet
Mouthfuls 104 high heating value combustion gas barrier is in outside interior combustion gas conveying chamber 8, realizing the function realized in background technique scheme by lower valve rod
Can, the requirement to machining accuracy is reduced, while reducing number of parts, simple installation and structure is simply easily produced in batches.
Specifically, valve core through hole component here includes the first of axial 7 end of close adjustable nozzle being opened on spool 2
Spool bore 202, the first spool bore 202 are connected to the sealing of interior combustion gas conveying chamber 8, and spool offers and the first spool on 2 one outside
The second spool bore 203 that hole 202 is connected to, the second spool bore 203 are connected to the sealing of low burn gas transfer passage 105, and structure is simply, just
In manufacture；Here sealing is equipped with the first connection short tube 10 of conveying fuel gas with low heat value between circle form drag spacing body 701 and valve body 1,
The conveying space of interior combustion gas conveying chamber 8 and outer combustion gas conveying chamber 9 is further improved, adjustable nozzle 7 and circle form drag spacing body 701 connect
It is integrated, improves working strength.
Further, here 7 outer end of adjustable nozzle and be connected to main burner a outside combustion gas supervisor b between be equipped with
Regulating gas is responsible for the air door adjusting structure of air inlet in b, and one end of air door adjusting structure is connect with the outer end of valve rod 4,
Realize control of air door adjusting structure while valve rod 4 is rotated and adjusted to the air inlet for entering combustion gas supervisor b, it is full simultaneously
The color diversified demand of foot portioned product and user to combustion flame；Here air door adjusting structure includes that sealing is set to master
Second between the combustion gas supervisor b of burner a and outside connects short tube 1101, offers on the second connection 1101 side of short tube for sky
The periphery rotation of the first air door 1102 that gas enters, the second connection short tube 1101 is equipped with rotation compatible with its size, shape
Cylinder 1103 offers second air door 1104 corresponding with the first air door 1102, rotary cylinder 1103 and valve rod 4 on rotary cylinder 1103
Between be equipped with energy band and move the air door interlocking bar 1105 that rotary cylinder 1103 is rotated synchronously with valve rod 4；Here the second connection short tube
1101 outsides are convexly equipped with the axial limiting raised line that at least a pair of of limitation rotary cylinder 1103 is moved axially along the second connection short tube 1101
1106, further improve the control precision to intake；Here air door interlocking bar 1105 and rotary cylinder 1103 and valve rod 4
Connection is all detachably connected, and is easily installed, is safeguarded；Here 4 outer end of valve rod is equipped with knob 12, knob 12 and air door interlocking bar
1105 connections, the rotation that the setting of knob 12 facilitates valve rod 4 are adjusted.
Further, spool 2 here is with tapered, size, the shape in the space of receiving spool 2 in spool 2 and valve body 1
Shape is adapted, and low, high heating value combustion gas gear slot one high and one low and being arranged in a staggered manner is equipped with inside valve seat 3, valve rod 4 is equipped with convex
Platform, valve rod 4, which moves down, makes valve rod 4 rotate to carry out the firing device gas of high and low calorific value fuel gas with movable valve plug 2 by connection shaft
Road switching, and boss is caught in the positioning that corresponding gear slot realizes valve rod 4；Low heat value firing device gas outlet 101 and outside
Low heat value firing device c between be equipped with pressure limiting shutoff valve 13, the major function of pressure limiting shutoff valve 13 is to share a part of double gas
Gas ignition protective device work in source allows a part according to the principle for having pressure difference between high heating value combustion gas and fuel gas with low heat value
It should be drawn by the double-source gas that low heat value firing device c and high heating value firing device d are formed under the mode of operation of mistake
The defencive function of fiery protective device is transferred on pressure limiting throttle valve 13, can mitigate significantly in this way double-source gas ignite protection dress
Design accuracy and the accuracy of manufacture are set, simpler to go to realize batch production with convenient, both so-called theory and practice combined,
Consumer is given with perfect product；Here the angled sector structure for 180 degree of connectivity slot 201, low heat value firing device
Gas outlet 101 and firing device gas circuit air inlet 103 are located on same center line, in high heating value firing device gas outlet 102
Heart line and the center line of low heat value firing device gas outlet 101 are in the same plane.
Working principle: valve rod 4 pushes and connect shaft against subsequent valve rod 4 drives the connection shaft connecting with spool 2 same
Step rotation, when the connectivity slot 201 on spool 2 is connected to low heat value firing device gas outlet 101 and firing device gas circuit air inlet 103
When, the second spool bore 203 on spool 2 is connected to low burn gas transfer passage 105, a part of low in primary air inlet 104 at this time
Calorific value fuel gas will be successively defeated into interior combustion gas along low burn gas transfer passage 105, the second spool bore 203, the first spool bore 202
Room 8 is sent, and then passes through interior combustion gas conveying chamber 8 and is finally responsible for b from the inner nozzle mouth 702 on adjustable nozzle 7 to external combustion gas
Conveying, another part fuel gas with low heat value being located in primary air inlet 104 at the same time are directly entered external combustion by primary air inlet 104
Gas conveying chamber 9, and then across outer combustion gas conveying chamber 9 and finally from the outer nozzle mouth 703 on adjustable nozzle 7 to external combustion gas master
Pipe b conveying, air inlet shape needed for the air door adjusting structure in addition rotated synchronously with valve rod 4 is adjusted to fuel gas with low heat value
State；And when the connectivity slot 201 on spool 2 is connected to high heating value firing device gas outlet 102 and firing device gas circuit air inlet 103
When, the second spool bore 203 on spool 2 is not connected to low burn gas transfer passage 105, the high heating value combustion gas in primary air inlet 104
Outer combustion gas conveying chamber 9 is directly entered by primary air inlet 104, and then passes through outer combustion gas conveying chamber 9 and finally from adjustable nozzle 7
Outer nozzle mouth 703 to external combustion gas supervisor's b conveying, the air door adjusting structure in addition rotated synchronously with valve rod 4 is adjusted to high
Air inlet state needed for calorific value fuel gas.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although main burner a, combustion gas supervisor b, low heat value firing device c, high heating value firing device is used more herein
D, valve body 1, low heat value firing device gas outlet 101, high heating value firing device gas outlet 102, firing device gas circuit air inlet
103, primary air inlet 104, low burn gas transfer passage 105, spool 2, connectivity slot 201, the first spool bore 202, the second spool bore
203, valve seat 3, valve rod 4, reset spring 6, adjustable nozzle 7, circle form drag spacing body 701, inner nozzle mouth 702, outer nozzle mouth 703, interior
Fuel gas transmission room 8, outer combustion gas conveying chamber 9, first connect short tube 10, second and connect short tube 1101, the first air door 1102, rotary cylinder
1103, the terms such as the second air door 1104, air door interlocking bar 1105, axial limiting raised line 1106, knob 12, pressure limiting shutoff valve 13,
But it does not exclude the possibility of using other terms.It is practical the use of these items is only for being more convenient to describe and explain
Novel essence；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (10)
1. a kind of improved gas converter, including valve body (1), valve body (1) periphery is equipped with and its internal low heat value being connected to
Firing device gas outlet (101), high heating value firing device gas outlet (102), firing device gas circuit air inlet (103) and main air inlet
Mouth (104)；Spool (2) is set in valve body (1), offers on periphery connectivity slot (201), and spool (2) rotates so that connectivity slot
(201) connection low heat value firing device gas outlet (101) and firing device gas circuit air inlet (103) or being connected to high heating value ignites
Device gas outlet (102) and firing device gas circuit air inlet (103)；Valve seat (3) is fixed at valve body (1) upper end, valve seat
(3) sliding is equipped with valve rod (4) in, and valve rod (4) upper end is exposed to valve seat (3) outside, and valve rod (4) lower end is set with one end and spool
(2) other end of the connection shaft on is loosely connected, be arranged in the connection shaft make valve rod (4) operate after reset answer
Position spring (6)；It is characterized by: this converter further includes adjustable nozzle (7), it is connected to, is arranged in institute with primary air inlet (104)
Valve body (1) lower end is stated, is convexly equipped on the inside of the adjustable nozzle (7) and encloses form drag spacing body (701), on the adjustable nozzle (7)
At least one inner nozzle mouth (702) sprayed only for fuel gas with low heat value is offered in circle form drag spacing body (701), described can
It adjusts and offers at least one for fuel gas with low heat value or high heating value gas injection between the periphery of nozzle (7) and circle form drag spacing body (701)
Outer nozzle mouth (703) out, the adjustable nozzle (7) are respectively formed one only for fuel gas with low heat value when connecting with valve body (1)
The interior combustion gas conveying chamber (8) entered and an outer combustion gas entered for fuel gas with low heat value or high heating value combustion gas enclosed set on its periphery
Conveying chamber (9), the interior combustion gas conveying chamber (8) is connected to inner nozzle mouth (702), outer combustion gas conveying chamber (9) and outer nozzle mouth
(703)；The spool (2) is equipped with valve core through hole component, and the both ends of the valve core through hole component are defeated with interior combustion gas respectively
Low burn gas transfer passage (105) the sealing connection being connected to primary air inlet (104) sending room (8) and being set on valve body (1), passes through
Rotary spool (2) enters interior combustion gas conveying chamber (8) to introduce fuel gas with low heat value or barrier high heating value combustion gas, to have adjusted adjustable
Effective admission sectional area needed for corresponding to high and low calorific value fuel gas on nozzle (7).
2. improved gas converter according to claim 1, which is characterized in that the valve core through hole component includes axis
The first spool bore (202) held to the close adjustable nozzle (7) that is opened on spool (2), first spool bore (202) with
The sealing connection of interior combustion gas conveying chamber (8) offers the be connected to the first spool bore (202) on (2) one outside of spool
Two spool bores (203), second spool bore (203) are connected to low burn gas transfer passage (105) sealing.
3. improved gas converter according to claim 2, which is characterized in that the circle form drag spacing body (701) with
Sealing is equipped with the first connection short tube (10) of conveying fuel gas with low heat value between valve body (1)；The adjustable nozzle (7) and circle form drag
Spacing body (701) is linked together.
4. improved gas converter according to claim 1, which is characterized in that adjustable nozzle (7) outer end with
It is connected to the air door tune that air inlet in regulating gas supervisor (b) is equipped between the combustion gas supervisor (b) of the outside of main burner (a)
One end of section structure, the air door adjusting structure is connect with the outer end of valve rod (4).
5. improved gas converter according to claim 4, which is characterized in that the air door adjusting structure includes close
Envelope is set to the second connection short tube (1101) between main burner (a) and the combustion gas supervisor (b) of outside, the second connection short tube
(1101) the first air door (1102) entered for air, the outer planet of second connection short tube (1101) are offered on side
It is dynamic to be equipped with rotary cylinder (1103) compatible with its size, shape, it is offered and the first air door on the rotary cylinder (1103)
(1102) corresponding second air door (1104) is equipped with energy band and moves rotary cylinder between the rotary cylinder (1103) and valve rod (4)
(1103) the air door interlocking bar (1105) rotated synchronously with valve rod (4).
6. improved gas converter according to claim 5, which is characterized in that second connection short tube (1101)
Outside is convexly equipped at least a pair of of limitation rotary cylinder (1103) along the axial limiting raised line of the second connection short tube (1101) axial movement
(1106).
7. improved gas converter according to claim 5, which is characterized in that the air door interlocking bar (1105) with
The connection of rotary cylinder (1103) and valve rod (4) is all detachably connected.
8. improved gas converter according to claim 5, which is characterized in that valve rod (4) outer end is equipped with rotation
Button (12), the knob (12) are connect with air door interlocking bar (1105).
9. improved gas converter according to claim 1, which is characterized in that the spool (2) is with tapered, institute
The spool (2) stated is adapted with size, the shape in the space for accommodating spool (2) in valve body (1), and one is equipped with inside valve seat (3)
High one low and low, the high heating value combustion gas gear slot that are arranged in a staggered manner, valve rod (4) are equipped with boss, and valve rod (4), which moves down, makes valve rod (4)
Switched by the firing device gas circuit that connection shaft band movable valve plug (2) rotates to carry out high and low calorific value fuel gas, and it is described convex
Platform is caught in the positioning that corresponding gear slot realizes valve rod (4) again；The low heat value firing device gas outlet (101) and outside
Pressure limiting shutoff valve (13) are equipped between low heat value firing device (c).
10. improved gas converter according to claim 1, which is characterized in that the connectivity slot (201) is angled
For the sector structure of 180 degree, low heat value firing device gas outlet (101) and firing device gas circuit air inlet (103) are positioned at same
On center line, the center line of high heating value firing device gas outlet (102) and the center line of low heat value firing device gas outlet (101)
It is in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169587.9U CN208536134U (en) | 2018-07-23 | 2018-07-23 | Improved gas converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169587.9U CN208536134U (en) | 2018-07-23 | 2018-07-23 | Improved gas converter |
Publications (1)
| Publication Number | Publication Date |
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| CN208536134U true CN208536134U (en) | 2019-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821169587.9U Active CN208536134U (en) | 2018-07-23 | 2018-07-23 | Improved gas converter |
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| CN (1) | CN208536134U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882884A (en) * | 2019-03-08 | 2019-06-14 | 浙江富迩佳电子科技有限公司 | Anti- gas source misconnection type double-source gas control system and its control circuit |
| CN111075788A (en) * | 2019-12-31 | 2020-04-28 | 精诚工科汽车系统有限公司 | Gas circuit converter |
-
2018
- 2018-07-23 CN CN201821169587.9U patent/CN208536134U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882884A (en) * | 2019-03-08 | 2019-06-14 | 浙江富迩佳电子科技有限公司 | Anti- gas source misconnection type double-source gas control system and its control circuit |
| US10962226B2 (en) | 2019-03-08 | 2021-03-30 | Zhejiang Fuerj Electric Science And Technology Co. Ltd. | Dual-gas source gas control system with anti-gas source misconnection and control circuit thereof |
| CN111075788A (en) * | 2019-12-31 | 2020-04-28 | 精诚工科汽车系统有限公司 | Gas circuit converter |
| CN111075788B (en) * | 2019-12-31 | 2022-04-05 | 精诚工科汽车系统有限公司 | Gas circuit converter |
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