CN205938127U - Gas -cooker valve body - Google Patents

Abstract

The utility model discloses a gas -cooker valve body, solenoid valve in shell, valve rod and shell, the shell penetrates valve rod top -down and in, the below of valve rod is provided with even axostylus axostyle, be provided with in the shell with axostylus axostyle synchronization pivoted camshaft even, be provided with at least one cam on the camshaft, the regulation route includes central flow control passageway and at least one the branch flow control passageway that encircles the camshaft periphery and form in the shell, and central flow control passageway is cavity and communicates with intake channel intercommunication, the route of giving vent to anger, be provided with hollow flow control pole in dividing the flow control passageway, the position that divides flow control passageway and central flow control passageway to communicate forms the horn mouth, and the horn mouth is crescent to the direction of keeping away from central flow control passageway, and the tip butt of flow control pole is in the position of horn mouth near central flow control passageway, and the tip of flow control pole is formed with the regulation pole head that extends to in the central flow control passageway, adjusts pole head ability and cam butt.

Description

A kind of gas stove valve

Technical field

This utility model is related to a kind of valve body, especially a kind of gas stove valve.

Background technology

Gas-cooker is conventional family's kitchen range in people's daily life, and gas-cooker is mainly entered with LFG for fuel The kitchen range of row burning.Air inflow for the ease of regulating gas cooks food materials, different time sections of culinary art etc. to firepower to meet The demand of size, generally to be realized using flow control valve.

Existing conventional flow control valve, mostly common plunger valve, generally comprise valve body and valve element, valve element is provided with Gas outlet, and in valve body, it is provided with venthole, during valve core rotation, gas outlet can be directed at venthole, and then realizes giving vent to anger, and gives vent to anger Mouth is different with the overlapping area of venthole, leads to the difference of gas output.Chinese patent as Application No. 201511030969.4 A kind of disclosed fuel gas plug valve, including valve body, valve element, valve rod, is provided with air inlet and venthole, valve inner is provided with valve body Air distribution cavity, air distribution cavity is arranged in the gas circuit of air inlet, and air inlet is divided into inside and outside two sections, the air inlet of inner segment and distribution cavity wall Cross formation air distribution port, and the inside of air distribution cavity is provided with distribution wheel, and distribution wheel is provided with the air distribution hole of arrangement corresponding with air distribution port, joins The distribution cavity wall with air distribution port is close at the back side of turbine, and valve rod passes through distribution wheel, and valve rod rotates and drives distribution wheel to rotate simultaneously.

But above-mentioned this flow control valve is it is impossible to realize linear regulation, adjustable extent very little, major part is invalid In the regulation stage, may refer to shown in the flow curve 0 of Figure 14, firepower adjusts not accurate.

Utility model content

Technical problem to be solved in the utility model is the problem existing for above-mentioned prior art, provides a kind of raising The gas stove valve of firepower control precision.

This utility model solves the technical scheme that adopted of above-mentioned technical problem：A kind of gas stove valve, including shell, Valve rod and the electromagnetic valve being arranged on described inside the shell, described valve rod penetrates into described inside the shell from top to down, on described shell Be formed with intake channel and air outlet passage it is characterised in that：The lower section of described valve rod is provided with and described valve rod synchronous axial system Coupling rod, described inside the shell is provided with the camshaft with described coupling rod synchronous axial system, and described camshaft is provided with least one Individual cam；Described inside the shell is formed with regulation path, and described regulation path includes the center being formed around described camshaft periphery Flow-regulating passage and at least one shunt volume adjust passage, described centralized traffic adjust passage be in hollow and with described enter Gas communication, described centralized traffic is adjusted passage and is connected with described air outlet passage by described shunt volume regulation passage；Described Shunt volume adjusts the flow control rod being provided with hollow in passage, and described shunt volume adjusts passage and described centralized traffic adjusts and leads to The position of road connection forms horn mouth, and described horn mouth is gradually increased to the direction adjusting passage away from described centralized traffic, institute The end abutment stating flow control rod adjusts the position of passage, described Flow-rate adjustment in described horn mouth near described centralized traffic The end of bar is formed with and extends to the regulation club head that described centralized traffic adjusts in passage, described regulation club head can with described Cam on camshaft abuts.

Preferably, the surface of described cam is smooth curved surface, or the surface of described cam has the convex of multiple fluctuatings Face, thus can realize smooth Flow-rate adjustment, or the Flow-rate adjustment of segmentation.

According to this utility model preferably, described air outlet passage includes the first escape pipe being formed at described shell first end With the second escape pipe, described intake channel includes being formed at the air inlet pipe at the second relative end of described shell.

For adjusting the gas quantity of the first escape pipe, described cam includes the first cam, and described shunt volume adjusts passage and includes First shunt volume adjusts passage, and described flow control rod includes the first flow being arranged in described first shunt volume regulation passage Adjusting rod, described horn mouth includes being formed at described first shunt volume regulation passage and centralized traffic regulation channel connection position First horn mouth；Offer on described first flow adjusting rod and extend radially through the first of first flow adjusting rod and go out vent hole, institute State the first shunt volume to adjust between passage and described first escape pipe by gangway for transhipment connection of giving vent to anger.

For adjusting the gas quantity of the second escape pipe, described cam also includes the second cam, and described shunt volume adjusts passage also Adjust passage including the second shunt volume, described flow control rod also includes being arranged on described second shunt volume and adjusts in passage the Two flow control rods, described horn mouth includes being formed at described second shunt volume regulation passage and centralized traffic regulation channel connection Second horn mouth at position；Described second shunt volume adjusts passage and connects with described second escape pipe.

For ease of arranging electromagnetic valve, described shell includes the first housing and is located at below described first housing second Housing, described air inlet pipe extends in described second shell body, and described regulation path, air outlet passage are both formed in described second housing Interior, the first end opening on described first housing simultaneously extends to the second end and is formed with electromagnetic valve installing hole, described electromagnetic valve from It is inserted and positioned on electromagnetic valve at the opening of described electromagnetic valve installing hole and in the hole is installed.

Preferably, described intake channel also includes the inlet channel being formed in described second shell body, and described air inlet pipe exists End in second shell body is communicated to described inlet channel, and described inlet channel upwardly extends the top surface shape until to the second housing Become inlet channel outlet, described inlet channel adjusts channel connection with described centralized traffic.

Adjust the fluid communication between path and intake channel, described inlet channel and described center stream for controlled realization Amount adjusts and is provided with air inlet transfer path between passage, and described air inlet transfer path includes being arranged on the bottom surface of described first housing With the first air inlet gangway for transhipment at the corresponding position of inlet channel outlet, be arranged in described first shell body with described electromagnetism Valve install the second air inlet gangway for transhipment at the adjacent position of bore end and be arranged on described second housing the 3rd air inlet in Turn passage；Described first air inlet gangway for transhipment runs through the bottom surface of the first housing and extends up to described electromagnetic valve installing hole, Described second air inlet gangway for transhipment also extends through the bottom surface of described first housing, the end of described electromagnetic valve installing hole and the second air inlet Separated by dividing plate between gangway for transhipment, described dividing plate offers passage, described first air inlet gangway for transhipment and second enters Gas gangway for transhipment is connected by described passage；Described electromagnetic valve be located at described electromagnetic valve install in the hole partly on be provided with stifled Head, described plug with electromagnetic valve end motion closing or open described passage；The position of described 3rd air inlet gangway for transhipment Put corresponding to described second air inlet gangway for transhipment, and described 3rd air inlet gangway for transhipment run through the top surface of described second housing, Described 3rd air inlet gangway for transhipment is downward-sloping to be extended up to adjust channel connection with described centralized traffic.

For ease of realizing the adhesive of electromagnetic valve, the side wall of described coupling rod is formed with the groove that footpath concaves, described recessed One of side wall in groove circumference is curved, is provided with the described coupling rod of holding and has and move up reset in described camshaft The back-moving spring of trend, makes electromagnetic valve adhesive or disconnection by electromagnetic valve push rod between described valve rod and electromagnetic valve, described Electromagnetic valve push rod is included the vertical push rod main body being connected with described first housing and the second housing into rotation, is arranged on described push rod Driving lever in main body and be arranged on push rod in described push rod main body, between described driving lever and push rod, shape has a certain degree, The end of described driving lever is formed with shift lever end, and described shift lever end can snap onto in described groove after described coupling rod pushes, institute The end stating push rod is formed with push rod head, and described push rod head is relative with the end of described electromagnetic valve and in described push rod main body End or the end away from described electromagnetic valve of described electromagnetic valve can be pushed during rotation, so that described electromagnetic valve adhesive Or disconnect.

For avoid electromagnetic valve push rod in the vertical direction action and cannot normal work, described driving lever and described second housing Top surface laminating.

For ease of positioning to valve rod, above described first housing, it is additionally provided with valve stem sleeve, the end face center of described valve stem sleeve Offer the location hole passing through for described valve rod, and the internal diameter of described location hole is adapted to the external diameter of described valve rod.

For easily realizing the synchronous axial system of valve rod and coupling rod, the bottom of described valve rod is provided with raised line, described coupling rod Top recessed be formed with the draw-in groove mating with described raised line, described raised line is inserted in described draw-in groove, described raised line and draw-in groove All extend in the horizontal direction.

For avoiding child's maloperation, the bottom surface opening of described valve stem sleeve and its in be in hollow, the inner side of described valve stem sleeve Stopper slot is offered on wall, the bearing of trend of described stopper slot is axially in parallel with valve stem sleeve, described stopper slot be used for described Raised line coordinates；The side of described stopper slot extends to the bottom of valve stem sleeve, opposite side and then has one and the bottom of valve stem sleeve between Fixed interval forms the breach that the above-mentioned end for described raised line is passed through, from the upper end of described breach along the medial wall of valve stem sleeve Circumferentially it is formed with guide surface to the extension that is gradually inclined upwardly of the direction away from stopper slot.

Compared with prior art, the utility model has the advantage of：By the camshaft of setting and valve rod synchronous axial system, lead to Cross the flow control rod that the cam on camshaft pushes in flow-regulating passage, make the rectilinear movement of flow control rod realize adjusting The size of the fluid passage between section path and air outlet passage is thus adjust flow, it is possible to achieve step-less adjustment, and makes to adjust The effective travel of stroke at most can reach 320 °.

Brief description

Fig. 1 is the schematic diagram of gas stove valve of the present utility model；

Fig. 2 is the decomposition texture schematic diagram of gas stove valve of the present utility model；

Fig. 3 is the partial schematic diagram of gas stove valve of the present utility model；

Fig. 4 is the sectional view of the second housing of gas stove valve of the present utility model；

Fig. 5 is the schematic diagram of the valve stem sleeve of gas stove valve of the present utility model；

Fig. 6 is the schematic diagram of the camshaft of gas stove valve of the present utility model；

Fig. 7 is the schematic diagram that gas stove valve of the present utility model hides the first housing；

Fig. 8 is the view after the depressed stem of gas stove valve of the present utility model；

Fig. 9 is the depressed stem of gas stove valve of the present utility model the view after rotating to an angle；

Figure 10 is the axis view of the first escape pipe of gas stove valve of the present utility model；

Figure 11 be gas stove valve of the present utility model valve rod rotate to an angle after first passage axis section view Figure；

Figure 12 is the axis view of the second escape pipe of gas stove valve of the present utility model；

Figure 13 be gas stove valve of the present utility model valve rod rotate to an angle after second channel axis section view Figure；

Figure 14 is gas stove valve of the present utility model and the flow curve of prior art valve body.

Specific embodiment

Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.

Referring to Fig. 1 and Fig. 2, a kind of gas stove valve, including shell 1, valve rod 2, electromagnetic valve 3, the first combustion gas adaptor 4 and Second combustion gas adaptor 5.

Shell 1 includes the first housing 11 above fastened to each other and underlying second housing 12, first shell Can be fastened by bolts between body 11 and the second housing 12.The first end opening on first housing 11 and extend to the second end and It is formed with electromagnetic valve installing hole 111, electromagnetic valve installing hole 111 is in level, and electromagnetic valve 3 is at the opening of electromagnetic valve installing hole 111 It is inserted and positioned in electromagnetic valve installing hole 111, can be bolted between electromagnetic valve 3 and the first housing 11.

Valve rod 2 penetrates in the first housing 11 from top to down, and its bottom is connected with coupling rod 6, coupling rod 6 likewise, Also extend in vertical direction, valve rod 2 drives coupling rod 6 synchronous axial system.In the present embodiment, the bottom of valve rod 2 is provided with raised line 21 and coupling rod 6 top recessed be formed with the draw-in groove 61 mating with raised line 21, raised line 21 is inserted in draw-in groove 61, thus real Existing valve rod 2 and the synchronous axial system of coupling rod 6.Preferably, raised line 21 and draw-in groove 61 all extend in the horizontal direction.Coupling rod 6 It is formed with, on the side wall of draw-in groove 61 lower section, the groove 62 that footpath concaves, the one of side wall in groove 62 circumference is curved, Referring to Fig. 7.

So that valve rod 2 first housing 11 relatively positions, it is additionally provided with valve stem sleeve 7, the end face center of valve stem sleeve 7 opens up There is the location hole 71 passing through for valve rod 2, and the internal diameter of location hole 71 is adapted to the external diameter of valve rod 2, thus avoiding valve rod 2 phase First housing 2 is toppled over or moves in the horizontal plane.The bottom surface opening of valve stem sleeve 7 and its in be in hollow.

Referring to Fig. 5, for avoiding child resistant to lead to potential safety hazard, the medial wall of valve stem sleeve 7 offers stopper slot 72, limit The bearing of trend of position groove 72 is axially in parallel with valve stem sleeve 7.Stopper slot 72 is used for coordinating with raised line 21, during original state, raised line 21 end is stuck in stopper slot 72, so that valve rod 2 cannot rotate, that is, realizes the effect of virgin lock.Stopper slot 72 Side extends to the bottom of valve stem sleeve 7, and opposite side then has certain interval and the bottom of valve stem sleeve 7 between and formed for raised line 21 The breach 73 that passes through of above-mentioned end, from the upper end of this breach 73 along the medial wall of valve stem sleeve 7 circumferentially to away from stopper slot The extension that is gradually inclined upwardly of 72 direction is formed with guide surface 74, such that it is able to guide raised line 21 to pass through to lack along guide surface 74 Slide into after mouth 73 in stopper slot 72 and lock again.

Between valve rod 2 and electromagnetic valve 3, electromagnetic valve 3 adhesive or disconnection are made by electromagnetic valve push rod 8.Electromagnetic valve push rod 8 The driving lever 82 that including the push rod main body 81 of column, is arranged in push rod main body 81 and be arranged on the push rod in push rod main body 81 83.Push rod main body 81 extends in vertical direction, and part is located in the first housing 11, and remainder is located at the second housing In 12, push rod main body 81 is rotated with the first housing 11, the second housing 12 and is connected.Form certain angle between driving lever 82 and push rod 83 Spend, and driving lever 82 is fitted with the top surface of the second housing 12, such that it is able to limit push rod main body 81 first housing 11, second relatively The position of housing 12 in the vertical direction, it is to avoid push rod main body 81 in the vertical direction is relative to the first housing 11, the second housing 12 Mobile.Driving lever 82 has certain elasticity, and its end is formed with shift lever end 821 it is preferred that shift lever end 821 can be U-shaped, U-shaped Bottom surface flatly snap onto in groove 62, and a side of shift lever end 821 is abutted with groove 62 curved side wall. The end of push rod 83 is formed with push rod head 831, towards the end of electromagnetic valve 3.When valve rod 2 drives coupling rod 6 to rotate, groove 62 Rotate with, extrude with shift lever end 821, make driving lever 82 deformation simultaneously；After rotating to an angle, shift lever end 821 leaves recessed Groove 62, is connected on coupling rod 6 other exterior sidewall portions in addition to groove 62, push rod head 831 is due to push rod main body 81 simultaneously Rotation and towards moving the end of electromagnetic valve 3, and because now shift lever end 821 is located at outside groove 62, and make push rod head 831 The adhesive face contact adhesive of electromagnetic valve 3 end can be pushed.And during valve rod 2 reverse rotation, when shift lever end 821 comes back to groove 62 Interior, then push rod head 831 moves backward, and the power applying for electromagnetic valve 3 disappears, and electromagnetic valve 3 disconnects..

The lower section of coupling rod 6 is provided with camshaft 9, and the bottom of coupling rod 6 penetrates in camshaft 9, can opposing cam axle 9 In the vertical direction moves along a straight line, and can drive camshaft 9 synchronous axial system (as the side coordinating by axially extended keyway Formula, it would however also be possible to employ any other prior art).Also be equipped with back-moving spring 10 in camshaft 9, the top of back-moving spring 10 with The bottom of coupling rod 6 abuts, and the bottom of back-moving spring 10 is then abutted with the bottom surface of the second housing 12, during original state, reset bullet Spring 10 may be at naturalness or mild compression.

It is formed with least one cam, in the present embodiment, cam has two, the first cam on the side wall of camshaft 9 91 and second cam 92, and the projection in the horizontal plane of the first cam 91 and the second cam 92 has certain differential seat angle, Certain interval (the first cam 91 is located at the lower section of the second cam 92) is had on vertical direction, referring to Fig. 6.Camshaft 9 is used for The fuel gas path in shell 1 is made to open, close and control the degree that fuel gas path is opened.

Referring to Fig. 2～Fig. 4, fuel gas path includes intake channel, adjusts path and air outlet passage, wherein, air outlet passage It is formed at the first end (corresponding to the first end of the first housing 11) of the second housing 12, intake channel is formed at the second housing 12 Second end (corresponding to the second end of the first housing 11), adjusts path and is formed in the second housing 12, by intake channel and giving vent to anger Communication.

Intake channel includes being arranged on the air inlet pipe 101 at the second end of the second housing 12, and air inlet pipe 101 is from the second housing 12 Extend horizontally to outward certain distance in the second housing 12, end in the second housing 12 for the air inlet pipe 101 is communicated to an air inlet Passage 102, inlet channel 102 upwardly extends until the top surface to the second housing 12 forms inlet channel outlet 1021, referring to figure 7.

Air outlet passage includes the first escape pipe 201 and the second escape pipe 202 being arranged on the first end of the second housing 12, on The the first combustion gas adaptor 4 stated is inserted in the first escape pipe 201, and the second combustion gas adaptor 5 is then inserted into the second escape pipe 202 Interior.

Adjust the centralized traffic regulation passage 301 that path includes being looped around the formation of camshaft 9 periphery, centralized traffic adjusts logical Road 301 is in hollow.

So that the combustion gas entering from intake channel controllably (is controlled) entrance centralized traffic to adjust passage by electromagnetic valve 3 301, it is additionally provided with air inlet transfer path, so that air outlet passage and regulation communication, be additionally provided with transfer path of giving vent to anger.

The bottom surface that air inlet transfer path includes being arranged on the first housing 11 exports 1021 corresponding positions with inlet channel The first air inlet gangway for transhipment 401 at place, the first air inlet gangway for transhipment 401 runs through the bottom surface of the first housing 11, and upwardly extends To electromagnetic valve installing hole 111, the first air inlet gangway for transhipment 401 is connected with electromagnetic valve installing hole 111；And it is arranged on the first housing The second air inlet gangway for transhipment 402 at the position adjacent with electromagnetic valve installing hole 111 end in 11, the second air inlet gangway for transhipment 402 similarly, also extends through the bottom surface of the first housing 11, the end of electromagnetic valve installing hole 111 and the second air inlet gangway for transhipment 402 it Between separated by dividing plate 112, dividing plate 112 offers passage 113, the first air inlet gangway for transhipment 401 and the second air inlet transfer Passage 402 is connected by passage 113.Second air inlet gangway for transhipment 401 can have the part of bending, its overall shape with electricity Magnet valve push rod 8 is adapted to, in order to arrange driving lever 82 and the push rod 83 of electromagnetic valve push rod 8.The end of electromagnetic valve 3 passes through passage 113, the push rod head 831 of push rod 83 is relative with the end of electromagnetic valve 3, passage 113 in the second air inlet gangway for transhipment 402.Electricity Magnet valve 3 be located at electromagnetic valve installing hole 111 in partly on be provided with plug 31, plug 31 is abutted with passage 113, in order to Close passage 113 during electromagnetic valve 3 non-adhesive, and when end is pushed by push rod head 831, plug 31 is with electromagnetic valve 3 end End movement and separate with through hole 113, so that the first air inlet gangway for transhipment 401 connects with the second air inlet gangway for transhipment 402.

Air inlet transfer path is additionally included in and is opened up with the corresponding position of the second air inlet gangway for transhipment 402 on the second housing 12 The 3rd air inlet gangway for transhipment 403, the 3rd air inlet gangway for transhipment 403 runs through the top surface of the second housing 12, and the 3rd air inlet transfer is led to Road 403 is downward-sloping to be extended up to connect with centralized traffic regulation passage 301.

Adjust at least one shunt volume regulation passage that path also includes being arranged in the second housing 12, in the present embodiment In, corresponding with cam, it is two, the respectively first shunt volume adjusts passage 302 and the second shunt volume adjusts passage 303.By Adjusting passage 301 in centralized traffic cannot guarantee directly to adjust passage 302 and the regulation of the second shunt volume with the first shunt volume simultaneously Passage 303 connects, therefore first shunt volume adjust passage 302 perpendicular with the first escape pipe 201, between the two by giving vent to anger in Turn passage 501 to connect, the second shunt volume regulation passage 303 is coaxial with the second escape pipe 202, and the second shunt volume adjusts passage Centralized traffic is adjusted passage 301 by 303 to be connected with the second escape pipe 202.

First shunt volume adjusts setting first flow adjusting rod 304 in passage 302, and the first shunt volume adjusts passage 302 Outer end is provided with end cap 3021, is provided with the first spring 3041, one end of the first spring 3041 in first flow adjusting rod 304 It is connected in first flow adjusting rod 304, the other end is then abutted with end cap 3021, first flow adjusting rod 304 offers footpath Go out vent hole 3042 to run through first flow adjusting rod 304 first, first goes out vent hole 3042 and gangway for transhipment 501 of giving vent to anger Relatively.First shunt volume adjusts passage 302 and adjusts, with centralized traffic, position formation the first horn mouth 3022 that passage 301 connects, First horn mouth 3022 is gradually increased to the direction adjusting passage 301 away from centralized traffic, the end of first flow adjusting rod 304 It is connected to the position that the first horn mouth 3022 adjusts passage 301 near centralized traffic, thus centralized traffic is adjusted passage 301 He Gangway for transhipment 501 of giving vent to anger separates.The end of first flow adjusting rod 304 extends and is formed with the first regulation club head 3043, and first Adjust club head 3043 to be inserted in centralized traffic regulation passage 301, can abut with the first cam 91.First flow adjusting rod 304 horizontal level is corresponding to the first cam 91, when the first cam 91 rotates with camshaft 9, can be by the first regulation head Portion 3043 pushes first flow adjusting rod 304, so that the first horn mouth is gradually left in the end of first flow adjusting rod 304 3022 adjust the position of passage 301 near centralized traffic.Thus, combustion gas can be from center flow-regulating passage 301 by first-class Behind interval between amount adjusting rod 304 and the first horn mouth 3022, partly given vent to anger by first on first flow adjusting rod 304 logical Hole 3042 passes through gangway for transhipment 501 of giving vent to anger, is partly directly entered gangway for transhipment 501 of giving vent to anger, then from the first escape pipe 201 outflows.

Second shunt volume adjusts setting second flow adjusting rod 305 in passage 303, setting in second flow adjusting rod 305 Have second spring 3051, one end of second spring 3051 is connected in second flow adjusting rod 305, the other end then with the second combustion gas The inner end of adaptor 5 abuts.Offer on second flow adjusting rod 305 and extend radially through the second of second flow adjusting rod 305 Go out vent hole 3052.Second shunt volume adjusts passage 303 and adjusts, with centralized traffic, position formation the second loudspeaker that passage 301 connects Mouth 3031, the second horn mouth 3031 is gradually increased to the direction adjusting passage 301 away from centralized traffic, second flow adjusting rod 305 end abutment adjusts the position of passage 301 in the second horn mouth 3031 near centralized traffic, thus adjusts centralized traffic Passage 301 and the second escape pipe 202 separate.The end extension of second flow adjusting rod 305 is formed with the second regulation club head 3053, the second regulation club head 3053 is inserted into centralized traffic and adjusts in passage 301, can abut with the second cam 92.Second The horizontal level of flow control rod 305 is corresponding to the second cam 92, when the second cam 92 rotates with camshaft 9, can be by the Two regulation club heads 3053 push second flow adjusting rod 305, so that the end of second flow adjusting rod 305 is gradually left Second horn mouth 3031 adjusts the position of passage 301 near centralized traffic, and thus, combustion gas can be from center flow-regulating passage 301 Behind the gap between second flow adjusting rod 305 and the second horn mouth 3031, go out vent hole 3052 by second and enter the In two flow control rods 305, adjust passage 303 and enter via the second shunt volume and flow out after the second escape pipe 202.

Referring to Figure 10 and Figure 12, the surface of cam can be smooth curved surface, or has the convex surface of multiple fluctuatings.At this In embodiment, the first cam 91 is smooth curved surface, and the flow that the curve that thus it is adjusted during flow may refer in Figure 14 is bent Shown in line 1；Second cam 92 has the convex surface 921 of multiple fluctuatings, and the curve that thus it is adjusted during flow may refer in Figure 14 Flow curve 2 shown in, there is abundant change, meet various flow rate adjust change demand.

Around at the top surface cincture intake channel of the second housing 12, air inlet transfer path, the opening of gangway for transhipment 501 of giving vent to anger It is provided with caulking groove 121, in caulking groove 121, is provided with the sealing ring 122 of respective shapes, the first housing 11 and the second housing 12 will seal Circle 122 compression, to avoid combustion gas to spill in shell 1.

During use：

1) first, valve rod 2 is pushed certain distance so that the end of raised line 21 is no longer connected in stopper slot 72, simultaneously Coupling rod 6 is moved down therewith, back-moving spring 10 compresses, the groove in the distance and coupling rod 6 of back-moving spring 10 compression Roughly the same with the difference in height of the shift lever end 821 of the driving lever 82 of electromagnetic valve push rod 8, the shift lever end 821 of electromagnetic valve push rod 8 can support It is connected in the groove 62 of coupling rod 6, referring to Fig. 8；

2) and then, valve rod 2 is rotated a certain angle, rotation in the counterclockwise direction as shown in Figure 9, thus drive push rod Main body 81 rotates, and the random end towards electromagnetic valve 3 of push rod head 831 of push rod 83 is moved, before ratating 90 degrees, shift lever end 821 rotate groove 62, and the end that push rod head 831 pushes electromagnetic valve 3 makes electromagnetic valve 3 adhesive, and plug 31 leaves ventilation Hole 113, intake channel and air inlet transfer communication, combustion gas can enter in regulation path；

3) last, valve rod 2 continues rotation, and gradually court is logical away from centralized traffic regulation to making flow control rod for cam rotation Road 301 is mobile.Referring to Figure 10 and Figure 11, the first cam 91 on camshaft 9 is turned to and is abutted with first flow adjusting rod 304, And push first flow adjusting rod 304 after being rotated further so that the first loudspeaker is gradually left in the end of first flow adjusting rod 304 Mouth 3022 adjusts the position of passage 301 near centralized traffic, and thus, combustion gas can pass through the from center flow-regulating passage 301 Behind interval between flow regulating stem 304 and the first horn mouth 3022, partly gone out by first on first flow adjusting rod 304 Vent hole 3042 passes through gangway for transhipment 501 of giving vent to anger, is partly directly entered gangway for transhipment 501 of giving vent to anger, and then goes out from first Trachea 201 flows out.Referring to Figure 12 and Figure 13, the second cam 92 on camshaft 9 is turned to and is supported with second flow adjusting rod 305 Connect, and push second flow adjusting rod 305 after being rotated further so that the end of second flow adjusting rod 305 gradually leaves second Horn mouth 3031 adjusts the position of passage 301 near centralized traffic, and thus, combustion gas can be passed through from center flow-regulating passage 301 Behind gap between second flow adjusting rod 305 and the second horn mouth 3031, go out vent hole 3052 by second and enter second In amount adjusting rod 305, adjust passage 303 and enter via the second shunt volume and flow out after the second escape pipe 202.

Claims (13)

1. a kind of gas stove valve, including shell (1), valve rod (2) and the electromagnetic valve (3) being arranged in described shell (1), described Valve rod (2) penetrates in described shell (1) from top to down, and described shell (1) is formed with intake channel and air outlet passage, its It is characterised by：

The lower section of described valve rod (2) is provided with the coupling rod (6) with described valve rod (2) synchronous axial system, setting in described shell (1) There is the camshaft (9) with described coupling rod (6) synchronous axial system, described camshaft (9) is provided with least one cam；

It is formed with regulation path, described regulation path is included in the formation of described camshaft (9) periphery in described shell (1) Heart flow-regulating passage (301) and at least one shunt volume adjust passage, during described centralized traffic regulation passage (301) is in Empty simultaneously connect with described intake channel, described centralized traffic adjust passage (301) pass through described shunt volume regulation passage with described Air outlet passage connects；

Described shunt volume adjusts the flow control rod being provided with hollow in passage, and described shunt volume adjusts passage and described center stream Amount adjusts the position formation horn mouth that passage (301) connects, and described horn mouth adjusts passage (301) to away from described centralized traffic Direction be gradually increased, the end abutment of described flow control rod adjusts passage in described horn mouth near described centralized traffic (301) position, the end of described flow control rod is formed with the regulation extending in described centralized traffic regulation passage (301) Club head, described regulation club head can be abutted with the cam on described camshaft (9).

2. gas stove valve as claimed in claim 1 it is characterised in that：The surface of described cam is smooth curved surface, or The surface of described cam has the convex surface of multiple fluctuatings.

3. gas stove valve as claimed in claim 1 or 2 it is characterised in that：Described air outlet passage includes being formed at outside described First escape pipe (201) of shell (1) first end and the second escape pipe (202), described intake channel includes being formed at described shell (1) air inlet pipe (101) at the second relative end.

4. gas stove valve as claimed in claim 3 it is characterised in that：Described cam includes the first cam (91), described point Flow-regulating passage includes the first shunt volume and adjusts passage (302), and described flow control rod includes being arranged on described first shunting Amount adjusts the first flow adjusting rod (304) in passage (302), and described horn mouth includes being formed at described first shunt volume regulation Passage (302) adjusts, with centralized traffic, the first horn mouth (3022) that passage (301) connects position；Described first flow adjusting rod (304) offer on and extend radially through the first of first flow adjusting rod (304) and go out vent hole (3042), described first shunt volume is adjusted Connected by gangway for transhipment of giving vent to anger (501) between section passage (302) and described first escape pipe (201).

5. gas stove valve as claimed in claim 4 it is characterised in that：Described cam also includes the second cam (92), described Shunt volume adjusts passage and also includes the second shunt volume and adjusts passage (303), and described flow control rod also includes being arranged on described the Two shunt volumes adjust the second flow adjusting rod (305) in passage (303), and described horn mouth includes being formed at described second shunting Amount adjusts passage (303) and adjusts, with centralized traffic, the second horn mouth (3031) that passage (301) connects position；Described second shunting Amount adjusts passage (303) and connects with described second escape pipe (202).

6. gas stove valve as claimed in claim 1 or 2 it is characterised in that：Described shell (1) inclusion the first housing (11), And it is located at the second housing (12) below described first housing (11), described air inlet pipe (101) extends to described second housing (12) in, described regulation path, air outlet passage are both formed in described second housing (12), the on described first housing (11) One end open simultaneously extends to the second end and is formed with electromagnetic valve installing hole (111), and described electromagnetic valve (3) is installed from described electromagnetic valve It is inserted and positioned at the opening in hole (111) in electromagnetic valve installing hole (111).

7. gas stove valve as claimed in claim 6 it is characterised in that：Described intake channel also includes being formed at described second Inlet channel (102) in housing (12), end in the second housing (12) for the described air inlet pipe (101) is communicated to described air inlet Passage (102), described inlet channel (102) upwardly extends until the top surface to the second housing (12) forms inlet channel outlet (1021), described inlet channel (102) adjusts passage (301) with described centralized traffic and connects.

8. gas stove valve as claimed in claim 7 it is characterised in that：Described inlet channel (102) and described centralized traffic Adjust and be provided with air inlet transfer path between passage (301), described air inlet transfer path includes being arranged on described first housing (11) bottom surface exports the first air inlet gangway for transhipment (401) at (1041) corresponding position with inlet channel, is arranged on institute State the second air inlet gangway for transhipment at adjacent with described electromagnetic valve installing hole (111) end position in the first housing (11) And be arranged on the 3rd air inlet gangway for transhipment (403) of described second housing (12) (402)；Described first air inlet gangway for transhipment (401) run through the bottom surface of the first housing (11) and extend up to described electromagnetic valve installing hole (111), described second air inlet Gangway for transhipment (402) also extends through the bottom surface of described first housing (11), and the end and second of described electromagnetic valve installing hole (111) is entered Separated by dividing plate (112) between gas gangway for transhipment (402), described dividing plate (112) offers passage (113), described One air inlet gangway for transhipment (401) is connected by described passage (113) with the second air inlet gangway for transhipment (402)；Described electromagnetic valve (3) be located at described electromagnetic valve installing hole (111) in partly on be provided with plug (31), described plug (31) is with electromagnetic valve (3) end motion is closed or is opened described passage (113)；The position of described 3rd air inlet gangway for transhipment (403) with described Second air inlet gangway for transhipment (402) is corresponding, and described 3rd air inlet gangway for transhipment (403) runs through described second housing (12) Top surface, described 3rd air inlet gangway for transhipment (403) is downward-sloping to be extended up to adjust passage (301) even with described centralized traffic Logical.

9. gas stove valve as claimed in claim 6 it is characterised in that：It is formed with the side wall of described coupling rod (6) radially The groove (62) of indent, the one of side wall in described groove (62) circumference is curved, is provided with guarantor in described camshaft (9) Hold described coupling rod (6) and there is the back-moving spring (10) moving up reset trend, between described valve rod (2) and electromagnetic valve (3) Electromagnetic valve (3) adhesive or disconnection are made by electromagnetic valve push rod (8), described electromagnetic valve push rod (8) includes vertical and described First housing (11) and the second housing (12) rotate the push rod main body (81) connecting, are arranged on dialling on described push rod main body (81) Bar (82) and be arranged on push rod (83) on described push rod main body (81), forms between described driving lever (82) and push rod (83) Certain angle, the end of described driving lever (82) is formed with shift lever end (821), and described shift lever end (821) can be in described coupling rod (6) snap onto after pushing in described groove (62), the end of described push rod (83) is formed with push rod head (831), described push rod head (831) with the end of described electromagnetic valve (3) relative to and can be toward and away from described when described push rod main body (81) rotates The end of electromagnetic valve (3) is moved, so that (3) adhesive of described electromagnetic valve or disconnection.

10. gas stove valve as claimed in claim 9 it is characterised in that：Described driving lever (82) and described second housing (12) Top surface laminating.

11. gas stove valves as claimed in claim 6 it is characterised in that：It is additionally provided with valve above described first housing (11) Rod set (7), the end face center of described valve stem sleeve (7) offers the location hole (71) passing through for described valve rod (2), and described fixed The internal diameter of position hole (71) is adapted to the external diameter of described valve rod (2).

12. gas stove valves as claimed in claim 11 it is characterised in that：The bottom of described valve rod (2) is provided with raised line (21), The top of described coupling rod (6) is recessed to be formed with the draw-in groove (61) mating with described raised line (21), and described raised line (21) is inserted into In described draw-in groove (61), described raised line (21) and draw-in groove (61) all extend in the horizontal direction.

13. gas stove valves as claimed in claim 12 it is characterised in that：The bottom surface opening of described valve stem sleeve (7) and its Interior in hollow, the medial wall of described valve stem sleeve (7) offers stopper slot (72), the bearing of trend of described stopper slot (72) and valve Rod set (7) axially in parallel, described stopper slot (72) be used for and described raised line (21) cooperation；The side of described stopper slot (72) is prolonged Reach the bottom of valve stem sleeve (7), opposite side then has certain interval and the bottom of valve stem sleeve (7) between and formed for described raised line (21) breach (73) that above-mentioned end is passed through, from the upper end of described breach (73) along the medial wall of valve stem sleeve (7) circumferentially It is formed with guide surface (74) to the extension that is gradually inclined upwardly of the direction away from stopper slot (72).