CN111076229A

CN111076229A - Gas control valve

Info

Publication number: CN111076229A
Application number: CN201911396916.2A
Authority: CN
Inventors: 罗长兵; 陈琦; 刘凯; 卢华枝; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-04-28

Abstract

The invention discloses a gas control valve which comprises a control valve body, a mounting assembly, a microswitch and a shielding assembly, wherein the mounting assembly is fixed on one side of the control valve body, the microswitch is inserted in the mounting assembly, and the shielding assembly is buckled on the microswitch and used for preventing the microswitch from being stained by oil stains. According to the gas control valve, the easily-detachable shielding component is arranged above the microswitch, so that the microswitch can be conveniently installed, the microswitch can be well shielded, the phenomenon that the microswitch is exposed to outside and is subjected to dip-dyeing of water vapor and oil stains in the surrounding cooking environment to cause malfunction of the microswitch and influence on the use of a stove is avoided, the service life is greatly prolonged, and meanwhile, the microswitch is convenient to detach and replace without being disassembled and assembled in a complete machine during maintenance.

Description

Gas control valve

Technical Field

The invention belongs to the technical field of gas stoves, and particularly relates to a gas control valve.

Background

The gas-cooker is the common domestic appliance that family used, nevertheless always can appear some water phenomena in daily normal use, leads to the micro-gap switch failure in the control valve, damages, needs complete machine dismouting again when changing micro-gap switch after that, and very waste time and energy.

Microswitches in existing hob control valves generally have the following problems: the first microswitch and the microswitch are fixed on a microswitch mounting platform by two M2 multiplied by 10 special screws, and the screws are fine and difficult to mount; and secondly, the microswitch is exposed outside after being fixed on the microswitch mounting platform, so that the use of the cooker is influenced due to the malfunction of the microswitch caused by the dip-dyeing of water vapor and oil stain of the surrounding cooking environment during use, the service life is greatly reduced, and the complete machine is required to be disassembled and assembled during maintenance, which is difficult.

Disclosure of Invention

In order to solve the problems, the invention provides the gas control valve, the quick-detachable shielding component is arranged above the micro switch, so that the micro switch can be conveniently disassembled and replaced, the micro switch can be well shielded, the micro switch is prevented from being exposed to the outside and being contaminated by water vapor and oil stains in the surrounding cooking environment, and the service life is prolonged.

The technical scheme adopted by the invention is as follows:

the utility model provides a gas control valve, its includes control valve body, installation component, micro-gap switch and shelters from the subassembly, the installation component is fixed in control valve body one side, the micro-gap switch lock joint is on the installation component, shelter from the subassembly lock joint and be used for preventing that micro-gap switch from being contaminated by the greasy dirt on micro-gap switch.

Preferably, shelter from the subassembly and include valve gap, keep off the lid, end position spare, elastic washer, fastener and pivot, keep off the lid level and fix in valve gap one side, end the position spare cup joint and be used for fixed fender lid with quick detachable in keeping off the lid, elastic washer and fastener from up cup jointing in proper order in the valve gap both sides down, the pivot is installed in the valve gap top.

Preferably, the baffle cover comprises a baffle cover body, a mounting hole, a groove and a sewage draining outlet, the mounting hole is formed in the baffle cover body and used for being inserted into a stopping part, the groove is formed in the edge of the upper surface of the baffle cover body and used for guiding oil stains around, and the sewage draining outlet is formed in one corner of the joint of the valve cover and the baffle cover.

Preferably, the position stopping piece is a position stopping nail, the position stopping nail is a step cylindrical rubber plastic piece, and V-shaped fins are arranged on two sides of the middle of the position stopping nail so as to be assembled and disassembled from the mounting hole.

Preferably, the fastener is a fastening screw.

Preferably, the control valve body comprises a body, a valve core, a shifting piece, a connecting spring and a positioning plate, the valve core is sleeved in the body, the shifting piece and the connecting spring are sequentially connected to the valve core in a ring mode from bottom to top, and the positioning plate is arranged above the connecting spring.

Preferably, the mounting assembly comprises a mounting platform and a positioning piece, the mounting platform is fixed on one side of the body, and the positioning piece is fixed above the mounting platform.

Preferably, the two positioning pieces are symmetrically arranged, and the positioning pieces are positioning pins.

Preferably, the locating pin is a tapered boss.

Preferably, the microswitch is provided with a mounting hole matched with the positioning piece for use, so that the mounting hole is inserted on the positioning piece.

Compared with the prior art, the gas control valve has the advantages that the easily detachable shielding component is arranged above the microswitch, so that the microswitch can be conveniently installed, the microswitch can be well shielded, the phenomenon that the microswitch is exposed to the outside and is infected by water vapor and oil stains of the surrounding cooking environment to cause malfunction of the microswitch and influence on the use of a stove is avoided, the service life is greatly prolonged, and meanwhile, the microswitch is convenient to detach and replace without being disassembled and assembled in a complete machine during maintenance.

Drawings

FIG. 1 is a perspective view of a gas control valve provided in an embodiment of the invention;

FIG. 2 is an exploded view of a gas control valve provided in an embodiment of the invention;

FIG. 3 is a sectional view of a gas control valve provided in the embodiment of the invention;

FIG. 4 is a perspective view of a shutter assembly of the gas control valve provided in the embodiment of the invention;

FIG. 5 is a sectional view of a stopper of the gas control valve provided in the embodiment of the invention.

Description of the reference numerals

1-control valve body, 11-body, 12-valve core, 13-shifting piece, 14-connecting spring, 15-positioning plate, 2-mounting component, 21-mounting platform, 22-positioning piece, 3-microswitch, 31-mounting hole, 4-shielding component, 41-valve cover, 42-blocking cover, 421-blocking cover body, 422-mounting hole, 423-groove, 424-sewage outlet, 43-stopping piece, 431-V-shaped fin, 44-elastic washer, 45-fastening piece and 46-rotating shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The embodiment of the invention provides a gas control valve, which comprises a control valve body 1, a mounting component 2, a micro switch 3 and a shielding component 4, wherein the mounting component 2 is fixed on one side of the control valve body 1, the micro switch 3 is inserted into the mounting component 2, and the shielding component 4 is buckled on the micro switch 3 and used for preventing the micro switch 3 from being stained by oil stains.

Thus, by adopting the structure, the gas control valve is convenient for reinforcing the microswitch 3 by arranging the mounting component 2 below the microswitch 3, the mounting component 2 is fixed at one side of the control valve body 1, the shielding component 4 which is easy to disassemble is arranged above the microswitch 3, and the shielding component 4 is arranged above the control valve body 1, so that the microswitch 3 can be conveniently mounted, the microswitch 3 can be well shielded, the micro switch 3 is prevented from being exposed to dip-dyeing of water vapor and oil stains of the surrounding cooking environment, the malfunction of the microswitch 3 is prevented from influencing the use of a cooker, the service life is greatly prolonged, and meanwhile, the microswitch is convenient to disassemble and replace without being disassembled and assembled by a complete machine during maintenance.

As shown in fig. 2, the shielding assembly 4 includes a valve cover 41, a blocking cover 42, a stopping member 43, an elastic washer 44, a fastening member 45 and a rotating shaft 46, the blocking cover 42 is horizontally fixed on one side of the valve cover 41, the stopping member 43 is sleeved in the blocking cover 42 for detachably fixing the blocking cover 42, the elastic washer 44 and the fastening member 45 are sequentially sleeved in two sides of the valve cover 41 from bottom to top, the fastening member 45 is a fastening screw, and the rotating shaft 46 is installed above the valve cover 41.

Like this, valve gap 41 and fender lid 42 fixed connection, wherein keep off the length and the width of lid 42 and slightly be greater than the length and the width of mounting platform 21, play the effect of sheltering from micro-gap switch 3, fix and shelter from micro-gap switch 3 through keeping off lid 42 and the cooperation of ending position piece 43 to easy dismouting micro-gap switch 3, shelter from micro-gap switch 3 not receive the dip-dyeing of steam, greasy dirt in the cooking environment of surroundings. The elastic washer 44 and the fastener 45 are screwed on two sides of the body 11, so that the valve cover 41 and the blocking cover 42 are detachably fixed above the body 11, and the rotating shaft 46 is convenient to adjust and rotate.

As shown in fig. 3 and 4, the blocking cover 42 includes a blocking cover body 421, a mounting hole 422, a groove 423 and a drain 424, the mounting hole 422 is provided on the blocking cover body 421 for inserting the stopping member 43, the groove 423 is provided on the edge of the upper surface of the blocking cover body 421 for guiding oil stains, the drain 424 is provided at one corner of the joint of the valve cover 41 and the blocking cover 42, so that when the gas stove is used for cooking, water vapor and oil stains in the surrounding environment are guided into the groove 423, and finally flow out from the drain 424.

Thus, the block cover body 421 is a square thin plate structure, and is connected with the valve cover 41 into a whole, the length and the width of the block cover body are slightly larger than those of the mounting component 2, so as to play a role of blocking the micro switch, the mounting hole 422 is used for inserting the stop nail 43, so that the stop nail 43 can be easily detached and the micro switch 3 can be easily detached, the upper end of the block cover body 421 is a non-horizontal plane, and a shallow groove 423 (square or semicircular) is formed around the shape, so as to form an eave structure; the groove is pulled through at the joint of the valve cover 41 and the blocking cover 42 to form a gap, namely a sewage draining outlet 424.

As shown in fig. 5, the stopping member 43 is a stopping nail, the stopping nail is a stepped cylindrical rubber plastic part, and both sides of the middle part of the stopping nail are provided with V-shaped fins 431 so as to be assembled and disassembled from the mounting hole 422.

Thus, when the micro switch 3 is inserted into the mounting hole 31, the two V-shaped fins 431 are compressed under the pressure of the wall surface of the hole to enable the stop nail to be pressed in continuously, after the stop nail is pressed in for a certain stroke, the bottom of the large cylinder at the step of the stop nail is contacted with the upper end surface of the stop cover, the two V-shaped fins 431 just expose out of the hole, the two V-shaped fins automatically open under the self elastic action to be in close contact with the lower wall surface of the stop cover 42, the two V-shaped fins 431 and the bottom surface of the large cylinder form a 'buckle', and the stop nail is tightly clamped into the mounting hole 422 of the stop cover 42 to prevent the.

The control valve body 1 comprises a body 11, a valve core 12, a shifting piece 13, a connecting spring 14 and a positioning plate 15, wherein the valve core 12 is sleeved in the body 11, the shifting piece 13 and the connecting spring 14 are sequentially connected to the valve core 12 in a ring mode from bottom to top, and the positioning plate 15 is arranged above the connecting spring 14.

Thus, the valve core 12 is used for regulating the gas flow, and the plectrum 13 and the connecting spring 14 and the positioning plate 15 assist the rotating shaft 46 to control the flow rate of the gas in the valve core 12.

The microswitch 3 is provided with a mounting hole 31 matched with the positioning piece 22 for use, so that the mounting hole 31 is inserted on the positioning piece 22.

Thus, the installation hole 31 is inserted into the positioning member 22, so as to fix the microswitch 3 and prevent the microswitch 3 from moving easily.

The mounting assembly 2 comprises a mounting platform 21 and a positioning piece 22, wherein the mounting platform 21 is fixed on one side of the body 11, and the positioning piece 22 is fixed above the mounting platform 21. The two positioning pieces 22 are symmetrically arranged, and the positioning pieces 22 are positioning pins. The positioning pin is a conical boss.

Like this, through bellied setting element 22 on mounting platform 21, can play the effect of consolidating micro-gap switch 3, the locating pin size with two mounting holes tight-fit of micro-gap switch 3, high 2 ~ 3mm, only need during the assembly with two mounting holes 31 of micro-gap switch 3 aim at the locating pin to push down can, two locating pins play the effect of location and preliminary fastening.

The working process is as follows: when the anti-dropping valve is used, sewage at the panel of the stove or water vapor condensed water drops in the shell of the stove flows onto an eave through the valve cover 41 and automatically flows into the groove 423 to flow out of the valve body through the drain 424, so that the micro switch 3 is prevented from being damaged by water pollution, the micro switch 3 is protected, two stop nails are pressed into two mounting holes 422 on the baffle cover 41 at the same time, when the stop nails are pressed into the mounting holes 422, the two V-shaped fins 431 are contracted under the pressure action of the wall surface of the mounting holes 422 to enable the stop nails to be continuously pressed in, after the stop nails are pressed for a certain stroke, the large cylindrical bottom at the step of each stop nail is contacted with the upper end surface of the baffle cover 42, the two V-shaped fins 431 just expose out of the mounting holes 422 and automatically open under the self elastic action to be in close contact with the lower wall surface of the baffle cover 42, and the two V-shaped fins 431 are buckled with the bottom surface of the large cylindrical bottom to enable the stop;

meanwhile, the lower end of the stop nail tightly presses the upper end face of the microswitch 3, so that the fastening of the microswitch 3 is enhanced, and the microswitch 3 is fastened on the mounting platform 21 to replace the fastening effect of screws. During maintenance, the two V-shaped fins 431 of the end nail are clamped by the sharp-nose pliers, the end nail is ejected out, the upper part of the microswitch 3 is not compressed by the end nail, a space is reserved, the microswitch 3 can be taken out to replace by slightly lifting the microswitch 3, the valve body is prevented from being integrally disassembled and assembled, and maintenance is facilitated.

According to the gas control valve, the mounting platform with the protruding positioning piece is arranged on one side of the body, the blocking cover fixed on the valve cover is arranged above the microswitch, and the positioning nail is inserted in the blocking cover, so that the microswitch is easily and detachably fixed on the mounting assembly by the positioning nail and the blocking cover, the microswitch can be well shielded, the phenomenon that the microswitch is exposed to dip-dyeing of water vapor and oil stain of the surrounding cooking environment to cause malfunction of the microswitch and influence on the use of a stove is avoided, the service life is greatly prolonged, the microswitch is not required to be dismounted and mounted integrally during maintenance, and the microswitch is convenient to dismount and replace.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a gas control valve, its characterized in that, it includes control valve body (1), installation component (2), micro-gap switch (3) and shelters from subassembly (4), installation component (2) are fixed in control valve body (1) one side, micro-gap switch (3) are pegged graft on installation component (2), shelter from subassembly (4) lock joint and be used for preventing that micro-gap switch (3) from being contaminated by the greasy dirt on micro-gap switch (3).

2. The gas control valve according to claim 1, wherein the shielding assembly (4) includes a valve cover (41), a blocking cover (42), a stopping member (43), an elastic washer (44), a fastening member (45), and a rotating shaft (46), the blocking cover (42) is horizontally fixed on one side of the valve cover (41), the stopping member (43) is sleeved in the blocking cover (42) for detachably fixing the blocking cover (42), the elastic washer (44) and the fastening member (45) are sequentially sleeved in two sides of the valve cover (41) from bottom to top, and the rotating shaft (46) is installed above the valve cover (41).

3. The gas control valve according to claim 2, wherein the flap (42) includes a flap body (421), a mounting hole (422), a groove (423) and a drain outlet (424), the mounting hole (422) is provided on the flap body (421) for inserting the stopper (43), the groove (423) is provided around the edge of the upper surface of the flap body (421) for guiding oil, and the drain outlet (424) is provided at one corner of the connection between the valve cover (41) and the flap (42).

4. The gas control valve according to claim 3, wherein the stopper (43) is a stopper nail, the stopper nail is a stepped cylindrical rubber plastic part, and both sides of the middle part of the stopper nail are provided with V-shaped fins (431) so as to be attached to and detached from the mounting hole (422).

5. The gas control valve according to claim 4, wherein the fastening member (45) is a fastening screw.

6. The gas control valve according to claim 5, characterized in that the control valve body (1) includes a body (11), a valve element (12), a pick-up (13), a connecting spring (14), and a positioning plate (15), the valve element (12) is sleeved in the body (11), the pick-up (13) and the connecting spring (14) are sequentially looped on the valve element (12) from bottom to top, and the positioning plate (15) is disposed above the connecting spring (14).

7. The gas control valve according to claim 6, wherein the mounting assembly (2) includes a mounting platform (21) and a positioning member (22), the mounting platform (21) being fixed to the side of the body (11), the positioning member (22) being fixed above the mounting platform (21).

8. The gas control valve according to claim 7, characterized in that the positioning members (22) are two and symmetrically arranged, and the positioning members (22) are positioning pins.

9. The gas control valve according to claim 8, wherein the positioning pin is a tapered boss.

10. Gas control valve according to any of claims 7-9, characterised in that the microswitch (3) is provided with a mounting hole (31) for cooperation with the positioning element (22), so that the mounting hole (31) is plugged onto the positioning element (22).