CN109323043B - 0-degree flameout protection pulse type left-right general direct-insert valve and manufacturing method thereof - Google Patents
0-degree flameout protection pulse type left-right general direct-insert valve and manufacturing method thereof Download PDFInfo
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- CN109323043B CN109323043B CN201811336761.9A CN201811336761A CN109323043B CN 109323043 B CN109323043 B CN 109323043B CN 201811336761 A CN201811336761 A CN 201811336761A CN 109323043 B CN109323043 B CN 109323043B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 27
- 238000004512 die casting Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000002474 experimental method Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 238000005242 forging Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 7
- 239000010949 copper Substances 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000003780 insertion Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 208000032544 Cicatrix Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 230000037387 scars Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Feeding And Controlling Fuel (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a 0-degree flameout protection pulse type left-right general direct-insert valve and a manufacturing method thereof. The manufacturing method comprises the following steps: a. the plug valve assembly and the upper air inlet burner air inlet seat integrated structure are manufactured through die casting; b. checking; c. fitting installation; d. processing a steel ball seal of a process hole; e. detecting air tightness; f. detecting an operation moment; g. and (3) overall life performance experiment. The invention can be more convenient when the integrated kitchen is installed, reduces the cost of a set of aluminum pipes or copper pipes for connecting the plug valve assembly and the upper air inlet burner base, and has more reliable air tightness quality requirements of the connecting interfaces between the bases. The invention is more convenient in manufacturing, improves the production efficiency, ensures more sufficient movable space, is not limited by the mounting seat when mounting accessories, and improves the quality of the mounting accessories.
Description
Technical Field
The invention belongs to the technical field of integrated stoves, and particularly relates to a 0-degree flameout protection pulse type left and right universal direct-insert valve and a manufacturing method thereof.
Background
The integrated kitchen range is also called an environment-friendly kitchen range or an integrated environment-friendly kitchen range in the industry, is a kitchen appliance integrating multiple functions of a range hood, a gas kitchen range, a disinfection cabinet, a storage cabinet and the like, and has the advantages of space saving, good fume exhausting effect, energy conservation, low consumption, environment friendliness and the like.
The gas stove in the integrated stove is a kitchen utensil which is heated by direct fire by using liquefied petroleum gas (liquid state), artificial gas, natural gas and other gas fuels. The traditional structure of the integrated stove is that the upper air inlet burner air inlet seat and the plug valve assembly are connected by adopting aluminum pipes or copper pipes, so that the internal technology of the integrated stove is not attractive, and the installation is also troublesome.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides the 0-degree flameout protection pulse type left-right general direct-insertion valve and the manufacturing method thereof, which can be more convenient when an integrated kitchen range is installed, reduce the cost of an aluminum pipe or a copper pipe for connecting a plug valve assembly with an upper air inlet burner air inlet seat, and simultaneously ensure more reliable air tightness quality requirements of a connecting interface between bases. The invention is more convenient in manufacturing, improves the production efficiency, and can mount the fittings from the upper part of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat, so that the movable space is more sufficient, the fittings can not be limited by the mounting seat, the quality of the mounted fittings is improved, and the conditions of askew joint and unthreaded screws are not easy to occur.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a 0 degree flameout protection pulse type left and right sides is to general direct-insert valve, including plug valve assembly and last air inlet combustor inlet seat, plug valve assembly and last air inlet combustor inlet seat are integration die casting shaping, can be more convenient at the installation integrated kitchen, has reduced the cost of a set of aluminum pipe or copper pipe of connecting plug valve assembly and last air inlet combustor inlet seat, and the gas tightness quality requirement of the interface between the base is more reliable simultaneously.
Further, the plug valve assembly is provided with a valve body side pipe, and the upper air inlet burner air inlet seat and the valve body side pipe are integrally formed in a die-casting mode, so that the air tightness quality requirement of the joint between the bases is more reliable.
Further, the valve body side pipe comprises a first valve body side pipe body and a second valve body side pipe body, the first valve body side pipe body is in a straight shape, the second valve body side pipe body is in a transversely placed L shape, and the first valve body side pipe body and the second valve body side pipe body are integrally die-cast and formed, so that an upper air inlet combustor air inlet seat and a plug valve assembly are both positioned on a horizontal plane, and installation is easier.
Furthermore, the plug valve assembly is provided with a three-gas universal adjusting bolt, so that various gas sources such as liquefied gas, natural gas, artificial gas and the like can be adjusted, and the universality is greatly improved.
Further, the upper air inlet burner air inlet seat is provided with an inner ring nozzle and two outer ring nozzles, and the inner ring nozzle is arranged between the two outer ring nozzles, so that the upper air inlet burner air inlet seat can be connected to the burner.
Further, the valve body side pipe is provided with the process hole steel ball seal, so that the air tightness of the valve body side pipe is better.
Further, the plug valve assembly is provided with a plastic pocket, and the size of the plastic pocket is 3.5 multiplied by 7.5mm.
Further, the plug valve assembly is provided with a micro switch, and the resistance of the micro switch is not more than 150mΩ.
The manufacturing method of the 0-degree flameout protection pulse type left-right general direct-insert valve is characterized by comprising the following steps of:
a. the plug valve assembly and the upper air inlet burner air inlet seat are manufactured through die casting of an integrated structure:
1) And (3) die assembly and pouring are carried out: starting a die closing oil cylinder to push the cross beam to perform die closing, and pouring alloy liquid into the material cylinder;
2) And (3) performing pressure casting: starting the injection oil cylinder to push the alloy liquid to fill the die cavity for molding through the injection punch;
3) And (3) performing closed die forging and pressing: after the alloy liquid is filled and pressure is maintained, starting a forging and pressing oil cylinder to push a forging and pressing punch to perform die closing forging and pressing in a lower row;
4) Opening the die and taking out a piece: after the die is opened, an ejection cylinder is started to push the ejector rod to eject the part, so that the die casting manufacturing of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat is completed;
b. checking an integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat, and ensuring that the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat has smooth appearance and no defects of scars, burrs and air holes;
c. fitting mounting on the plug valve assembly and upper air inlet burner air inlet seat integrated structure:
1) Preparation of parts: the nozzle, the three-gas adjusting bolt, the micro switch and the electromagnetic valve are respectively arranged in different accessory grooves, so that the device is convenient to take;
2) Adjusting a clamping block on the die casting accessory mounting seat to a starting position: loosening the jacking bolts, and sliding the sliding blocks on the sliding guide rails outwards to loosen the clamping blocks;
3) Install slider clamp plug valve assembly and upper air inlet combustor seat integration structure on the mount pad: firstly, rotating a rotating plate to enable a sliding block to be in a vertical state, then clamping a clamping block on a supporting plate to tightly clamp the rotating plate, then sliding the sliding block to clamp the plug valve assembly and an upper air inlet burner air inlet seat integrated structure, and finally tightening a tightening bolt to enable the plug valve assembly and the upper air inlet burner air inlet seat integrated structure to be clamped on the sliding block, so that the plug valve assembly and the upper air inlet burner air inlet seat integrated structure are in a state that an upper air inlet burner air inlet seat is upward, and the installation of a nozzle is facilitated;
4) Assembling a nozzle: the nozzle is arranged on an air inlet seat of the air inlet burner in an integrated structure of the plug valve assembly and the air inlet seat of the upper air inlet burner from above;
5) Adjusting the installation position of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat: loosening the clamping block, rotating the rotating plate by 90 degrees, and clamping the rotating plate by the clamping block, so that the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat is in a horizontal state, and the three-air universal adjusting bolt is convenient to install;
6) Three-gas universal adjusting bolt is installed: the three-gas universal adjusting bolt is arranged on the plug valve assembly in an integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part;
7) Adjusting the installation position of the integrated structure: the clamping block is loosened, the rotating plate is rotated for 90 degrees again, the rotating plate is clamped by the clamping block, the integrated structure of the plug valve assembly and the air inlet seat of the upper air inlet combustor is in an upward state of the plug valve assembly, and the installation of the electromagnetic valve and the micro switch is facilitated;
8) Installing an electromagnetic valve and a micro switch: the electromagnetic valve and the micro switch are arranged on the plug valve assembly in the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part;
9) Loosening the jacking bolts, sliding the sliding blocks to two sides, and taking down the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat to finish the installation of accessories;
d. processing a steel ball seal of a process hole;
e. detecting air tightness;
f. and (3) detecting operation moment: the operating torque is not more than 20N cm, and the axial operating force is not more than 25N;
g. and (3) overall life performance experiment.
Further, in step e, under 15KPa pressure, the airtightness satisfies the following predetermined test procedures: the electromagnetic valve is opened, the plug valve is closed, and the leakage amount is not more than 0.020ml/min; the electromagnetic valve is closed, the plug valve is opened, and the leakage amount is not more than 0.020ml/min; the electromagnetic valve is opened, the plug valve is opened, the outlet of the valve joint is plugged, and the leakage amount is not more than 0.020ml/min.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
according to the invention, the plug valve assembly and the upper air inlet burner air inlet seat are integrated into a die-casting molding, so that the die-casting molding is more convenient when an integrated kitchen is installed, the cost of a set of aluminum pipes or copper pipes for connecting the plug valve assembly and the upper air inlet burner air inlet seat is reduced, and meanwhile, the air tightness quality requirements of the connecting interfaces between the bases are more reliable.
The invention is more convenient in manufacturing and improves the production efficiency by the customized mounting seat. The rotating plate capable of rotating freely is convenient to install accessories from the upper part of the installation seat. Fitting installation can be carried out from the upper part of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat, so that the movable space is more sufficient, the fitting installation can not be limited by the installation seat, the quality of the installed fitting is improved, and the conditions that the joint is askew and the screw is not screwed are difficult to occur. The rotating plate rotates to rotate together with the clamped plug valve assembly and the upper air inlet burner air inlet seat integrated structure, so that accessories in different directions are more convenient to install, the plug valve assembly and the upper air inlet burner air inlet seat integrated structure do not need to be taken down and then clamped again by a rotating angle, and the efficiency of accessory installation is improved.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a 0 degree flameout protection pulse type left and right general direct plug-in valve according to the present invention;
FIG. 2 is a schematic view of the structure of the direction A in FIG. 1;
FIG. 3 is a schematic view of the structure in the direction B in FIG. 1;
FIG. 4 is a schematic view of the structure of the mount slider of the present invention in a vertical position;
FIG. 5 is a schematic view of a mounting block of the present invention in a horizontal position;
FIG. 6 is a schematic view of the structure of the swivel plate and slider in the mount of the present invention;
FIG. 7 is a schematic view of the structure of the rotating plate in the mounting base of the present invention;
FIG. 8 is a schematic view of the structure of the right slider in the mounting base of the present invention;
fig. 9 is a schematic structural view of a left slider in the mounting base of the present invention.
In the drawings, a 1-plug valve assembly; 2-an upper air inlet burner air inlet seat; 3-valve body side pipes; 4-a first valve body side pipe body; 5-a second valve body side pipe body; 6-three-gas universal adjusting bolts; 7-inner ring nozzle; 8-an outer ring nozzle; 9-ball sealing of the process hole steel; 10-plastic sleeve opening; 11-a micro switch; 12-a slider; 13-a support plate; 14-rotating plates; 15-jacking bolts; 16-a guide rail; 17-clamping blocks; 18-fitting groove.
Detailed Description
As shown in fig. 1 to 3, the invention relates to a 0-degree flameout protection pulse type left-right general direct-insertion valve, which comprises a plug valve assembly 1 and an upper air inlet burner air inlet seat 2, wherein the plug valve assembly 1 and the upper air inlet burner air inlet seat 2 are formed by integral die casting, so that the installation of an integrated kitchen range is more convenient, the cost of a set of aluminum pipes or copper pipes for connecting the plug valve assembly 1 and the upper air inlet burner air inlet seat 2 is reduced, and the air tightness quality requirement of a joint interface between bases is more reliable.
The plug valve assembly 1 is provided with the valve body side pipe 3, and the upper air inlet combustor air inlet seat 2 and the valve body side pipe 3 are integrally formed by die casting, so that the air tightness quality requirement of the joint between the bases is more reliable. The valve body side pipe 3 includes first valve body side body 4 and second valve body side body 5, and first valve body side body 4 is "I" style of calligraphy, and second valve body side body 5 is the "L" type that transversely places, and first valve body side body 4 and second valve body side body 5 integration die casting shaping for go up air inlet combustor inlet seat 2 and plug valve assembly 1 all are in on the horizontal plane, make the installation easier. The valve body side pipe is provided with a process hole steel ball seal 9, so that the air tightness of the valve body side pipe is better. The plug valve assembly is provided with a micro switch, and the resistance of the micro switch is not more than 150mΩ.
The plug valve assembly 1 is provided with the three-gas universal adjusting bolt 6, so that various gas sources such as liquefied gas, natural gas, artificial gas and the like can be adjusted, and the universality is greatly improved. The plug valve assembly 1 is provided with a plastic sleeve opening 10, and the size of the plastic sleeve opening 10 is 3.5 multiplied by 7.5mm.
The upper air intake burner air intake seat 2 is provided with an inner ring nozzle 7 and two outer ring nozzles 8, and the inner ring nozzle 7 is arranged between the two outer ring nozzles 8, so that the upper air intake burner air intake seat 2 can be connected to the burner.
According to the invention, the plug valve assembly 1 and the upper air inlet burner air inlet seat 2 are integrally formed by die casting, so that the integrated kitchen range can be more conveniently installed, the cost of a set of aluminum pipes or copper pipes for connecting the plug valve assembly 1 and the upper air inlet burner air inlet seat 2 is reduced, and meanwhile, the air tightness quality requirements of the connecting interfaces between the bases are more reliable.
As shown in fig. 4 to 9, the mounting seat of the horizontal general direct-insertion type valve for 0-degree flameout protection pulse type valve comprises a sliding block 12, a supporting plate 13, a rotating plate 14, a jacking bolt 15, a guide rail 16, a clamping block 17 and a fitting groove, wherein the sliding block 12 is arranged on the guide rail 16, the sliding block 12 is slidably connected with the guide rail 16, the guide rail 16 is fixedly connected with the rotating plate 14, the jacking bolt 15 is in threaded connection with the rotating plate 14, the jacking bolt 15 jacks the sliding block 12, the rotating plate 14 is rotatably connected with the supporting plate 13, the clamping block 17 is arranged on the supporting plate 13, and the clamping block 17 clamps the rotating plate 14.
The manufacturing method of the 0-degree flameout protection pulse type left-right general direct-insert valve comprises the following steps:
a. the plug valve assembly and the upper air inlet burner air inlet seat are manufactured through die casting of an integrated structure:
1) And (3) die assembly and pouring are carried out: and starting the die assembly oil cylinder to push the cross beam to perform die assembly, and pouring the alloy liquid into the material cylinder.
2) And (3) performing pressure casting: and starting the injection oil cylinder to push the alloy liquid to fill the die cavity for molding through the injection punch.
3) And (3) performing closed die forging and pressing: after the alloy liquid is filled and pressure is maintained, the forging and pressing oil cylinder is started to push the forging and pressing punch to move downwards to close the die for forging and pressing.
4) Opening the die and taking out a piece: and after the die is opened, starting the ejection cylinder to push the ejector rod to eject the part, and completing the die casting manufacturing of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat.
b. Checking the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat, and ensuring that the appearance of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat is smooth and free from defects of scars, burrs and air holes.
c. Fitting mounting on the plug valve assembly and upper air inlet burner air inlet seat integrated structure:
1) Preparation of parts: the nozzle, the three-gas universal adjusting bolt 6, the micro switch 11 and the electromagnetic valve are respectively arranged in different accessory grooves, so that the device is convenient to take.
2) Adjusting the clamping block 17 on the die casting accessory mounting seat to a starting position: the jack bolt 15 is loosened, the slide block 12 on the slide rail 16 slides outward, and the clamping block 17 is loosened.
3) Install slider 12 clamp plug valve assembly and upper air inlet combustor inlet seat integrated structure on the mount pad: firstly, the rotating plate 14 is rotated to enable the sliding block 12 to be in a vertical state, then the clamping block 17 on the supporting plate 13 clamps the rotating plate 14, then the sliding block 12 clamps the plug valve assembly and the upper air inlet burner air inlet seat integrated structure, and finally the jacking bolt 15 is screwed tightly to enable the plug valve assembly and the upper air inlet burner air inlet seat integrated structure to be clamped on the sliding block 12, so that the plug valve assembly and the upper air inlet burner air inlet seat integrated structure are in a state that the upper air inlet burner air inlet seat is upward, and the installation of the nozzle is facilitated.
4) Assembling a nozzle: the nozzle is arranged on an upper air inlet burner air inlet seat in the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part.
5) Adjusting the installation position of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat: the clamping block 17 is loosened, the rotating plate 14 is rotated for 90 degrees, the rotating plate 14 is clamped by the clamping block 17, and the plug valve assembly and the upper air inlet burner air inlet seat integrated structure are in a horizontal state, so that the three-air universal adjusting bolt is convenient to install.
6) Three-gas universal adjusting bolt is installed: and the three-gas universal adjusting bolt is arranged on the plug valve assembly in the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part.
7) Adjusting the installation position of the integrated structure: the clamping block 17 is loosened, the rotating plate 14 is rotated for 90 degrees again, and the rotating plate 14 is clamped by the clamping block 17, so that the plug valve assembly and the upper air inlet burner air inlet seat integrated structure is in an upward state of the plug valve assembly, and the installation of the electromagnetic valve and the micro switch is facilitated.
8) Installing an electromagnetic valve and a micro switch: the electromagnetic valve and the micro switch are arranged on the plug valve assembly in the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part.
9) And loosening the jacking bolts 15, sliding the sliding blocks 12 to two sides, taking down the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat, and completing the installation of accessories.
d. And (5) processing the steel ball seal of the process hole.
e. And (3) air tightness detection: under 15KPa pressure, according to a specified detection program, the air tightness meets the following conditions: the electromagnetic valve is opened, the plug valve is closed, and the leakage amount is not more than 0.020ml/min. The electromagnetic valve is closed, the plug valve is opened, and the leakage amount is not more than 0.020ml/min. The electromagnetic valve is opened, the plug valve is opened, the outlet of the valve joint is plugged, and the leakage amount is not more than 0.020ml/min.
f. And (3) detecting operation moment: the operating torque is not more than 20N cm, and the axial operating force is not more than 25N.
g. And (3) overall life performance experiment.
The freely rotatable swivel plate 14 of the present invention facilitates the installation of the fitting from above the mounting base. The movable space is more sufficient when the mounting seat is used for mounting the fittings, so that the mounting seat is not limited by the mounting seat, the quality of the mounted fittings is improved, and the conditions that the joints are askew and the screws are not screwed are not easy to occur. The rotating plate 14 rotates and rotates together with the clamped plug valve assembly and the upper air inlet burner air inlet seat integrated structure, so that the installation of accessories in different directions is more convenient, the plug valve assembly and the upper air inlet burner air inlet seat integrated structure do not need to be taken down and then clamped again by a rotating angle, and the installation efficiency of the accessories is improved. The invention is more convenient in manufacturing and improves the production efficiency by the customized mounting seat.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (2)
- The manufacturing approach of the general direct-insert type valve of the horizontal direction of the pulse type of a kind of 0 degree flameout protection, this 0 degree flameout protection pulse type of horizontal direction general direct-insert type valve includes plug valve assembly and upper air inlet burner air inlet seat, the said plug valve assembly and said upper air inlet burner air inlet seat are the integrated die casting shaping, the said plug valve assembly has valve body side tube, the said upper air inlet burner air inlet seat is the integrated die casting shaping with said valve body side tube, the said valve body side tube includes first valve body side tube body and second valve body side tube body, the said first valve body side tube body is "a" L "type that is placed horizontally, said first valve body side tube body and said second valve body side tube body are integrated die casting shaping, the said plug valve assembly has three air common adjusting bolts, said upper air inlet burner air inlet seat has inner ring nozzle and two outer ring nozzles, the said inner ring nozzle locates in the middle of two said outer ring nozzles, the said valve body side tube has technological hole steel ball seals;the method is characterized by comprising the following steps of:a. the plug valve assembly and the upper air inlet burner air inlet seat are manufactured through die casting of an integrated structure:1) And (3) die assembly and pouring are carried out: starting a die closing oil cylinder to push the cross beam to perform die closing, and pouring alloy liquid into the material cylinder;2) And (3) performing pressure casting: starting the injection oil cylinder to push the alloy liquid to fill the die cavity for molding through the injection punch;3) And (3) performing closed die forging and pressing: after the alloy liquid is filled and pressure is maintained, starting a forging and pressing oil cylinder to push a forging and pressing punch to perform die closing forging and pressing in a lower row;4) Opening the die and taking out a piece: after the die is opened, an ejection cylinder is started to push the ejector rod to eject the part, so that the die casting manufacturing of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat is completed;b. checking an integrated structure of the plug valve assembly and an air inlet seat of the upper air inlet combustor;c. fitting mounting on the plug valve assembly and upper air inlet burner air inlet seat integrated structure:1) Preparation of parts: the nozzle, the three-gas adjusting bolt, the micro switch and the electromagnetic valve are respectively arranged in different accessory grooves;2) Adjusting a clamping block on the die casting accessory mounting seat to a starting position: loosening the jacking bolts, and sliding the sliding blocks on the guide rails outwards to loosen the clamping blocks;3) Install slider clamp plug valve assembly and upper air inlet combustor seat integration structure on the mount pad: firstly, rotating a rotating plate to enable a sliding block to be in a vertical state, then clamping the rotating plate by a clamping block on a supporting plate, then sliding the sliding block to clamp the plug valve assembly and an upper air inlet burner air inlet seat integrated structure, and finally screwing a tightening bolt to clamp the plug valve assembly and the upper air inlet burner air inlet seat integrated structure on the sliding block;4) Assembling a nozzle: the nozzle is arranged on an air inlet seat of the air inlet burner in an integrated structure of the plug valve assembly and the air inlet seat of the upper air inlet burner from above;5) Adjusting the installation position of the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat: loosening the clamping block, rotating the rotating plate by 90 degrees, and clamping the rotating plate by the clamping block;6) Three-gas universal adjusting bolt is installed: the three-gas universal adjusting bolt is arranged on the plug valve assembly in an integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part;7) Adjusting the installation position of the integrated structure: loosening the clamping block, rotating the rotating plate by 90 degrees again, and clamping the rotating plate by the clamping block;8) Installing an electromagnetic valve and a micro switch: the electromagnetic valve and the micro switch are arranged on the plug valve assembly in the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat from the upper part;9) Loosening the jacking bolts, sliding the sliding blocks to two sides, and taking down the integrated structure of the plug valve assembly and the upper air inlet burner air inlet seat to finish the installation of accessories;d. processing a steel ball seal of a process hole;e. detecting air tightness;f. and (3) detecting operation moment: the operating torque is not more than 20N cm, and the axial operating force is not more than 25N;g. and (3) overall life performance experiment.
- 2. The method for manufacturing the 0-degree flameout protection pulse type left-right universal direct-insert valve according to claim 1, wherein the method comprises the following steps: under 15KPa pressure, according to a specified detection program, the air tightness meets the following conditions: the electromagnetic valve is opened, the plug valve is closed, and the leakage amount is not more than 0.020ml/min; the electromagnetic valve is closed, the plug valve is opened, and the leakage amount is not more than 0.020ml/min; the electromagnetic valve is opened, the plug valve is opened, the outlet of the valve joint is plugged, and the leakage amount is not more than 0.020ml/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811336761.9A CN109323043B (en) | 2018-11-12 | 2018-11-12 | 0-degree flameout protection pulse type left-right general direct-insert valve and manufacturing method thereof |
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| US3574505A (en) * | 1969-06-23 | 1971-04-13 | Ronson Corp | Heating unit for cooking |
| US4168719A (en) * | 1976-04-06 | 1979-09-25 | Steel Radiators Limited | Gas control unit for a burner |
| CN2297614Y (en) * | 1997-01-16 | 1998-11-18 | 李景薰 | Combined key controlled cock for gas range |
| CN2874175Y (en) * | 2006-01-19 | 2007-02-28 | 中山市明科金属制品有限公司 | Direct insert type three ring fire safety valve |
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| CN109323043A (en) | 2019-02-12 |
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