CN2809445Y

CN2809445Y - Pinion and rack driven apparatus for automatically controlling gas valve

Info

Publication number: CN2809445Y
Application number: CN 200520021383
Authority: CN
Inventors: 李文生
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-08-05
Filing date: 2005-08-05
Publication date: 2006-08-23
Anticipated expiration: 2015-08-05

Abstract

The utility model relates to an automatic control gas valve by using rack-and-pinion drive, particularly a control device for gas valves. The utility model aims to solve the problems that the automatic control energy-saving gas of a gas range can not regulate the fire to be strong and the drive is unreliable when the pot is off the range top. The utility model uses the four-stage rack-and-pinion drive, and the utility model is composed of a press rod 1, a return spring 3, an NO. 1 serially connected gearwheel 3, an NO. 1 gear rack 4, an NO. 2 gear rack 5, an NO. 2 serially connected gear wheel 6, a reciprocating gear rack 7, a handle 8, an NO. 1 output gear wheel shaft 9 and a gear case 10. The final-stage drive is a half gear wheel 6-2 of the NO. 2 serially connected gear wheel 6 and the reciprocating gear rack 7. An upper gear rack 7-1 of the reciprocating gear rack 7 corresponds to the gear surface of a lower gear rack 7-2. The right shaft end 6-3 of the NO. 2 serially connected gear wheel 6 is fixedly connected with the handle 8. The utility model has the advantages of reliable drive, reasonable structure and strong practicability, and can saves energy of 15-50%. When the pot is positioned on the range, the small fire can be regulated by hands. When the pot is off the range top, the large fire can be also regulated by hands.

Description

A kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission

Technical field:

The utility model relates to a kind of burnt gas valve control device.

Background technology:

When the flammable gas kitchen in kitchen is cooked, often frying pan is opened from the kitchen range upper end, and this operation may repeat repeatedly when cooking a meal; The pot end during from the kitchen range top, because the time is shorter, generally can not closed the gas fire extinguishing, this has just caused the sky of stove to burn waste at every turn; The utility model name is called the combustible gas kitchen range and controls the device of energy-saving valve automatically (application number: patent 00263563.1) has solved the problems referred to above.But when needs carried out baked food with fire, above-mentioned patent exists can't be in pot end problem that thermal transfer is big during from the kitchen range top; Simultaneously in actual mechanical process seldom with the pot end from the kitchen range top, normally pot is pulled out, is pushed the kitchen range top, the connecting rod of the linkage of above-mentioned patent can deform, thereby brings the insecure problem of transmission of energy saver.

The utility model content:

The utility model for effectively solve flammable gas kitchen control automatically the device of energy-saving valve (application number: 00263563.1) can't the pot end during from the kitchen range top with thermal transfer the big and insecure problem of transmission, and then provide a kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission, it includes depression bar 1 and back-moving spring 3, and it also includes series connection gear 3, tooth bar 4, No. two tooth bars 5, No. two series connection gears 6, back and forth tooth bar 7, handle 8, an output gear shaft 9 and a gear-box 10; Have pilot hole 10-1 and following pilot hole 10-2 on the top board of gear-box 10 and the base plate, the bottom of described depression bar 1 is installed with boss 1-1, the middle part of depression bar 1 is installed with tooth bar 1-2, depression bar 1 places in the gear-box 10 and the upper and lower end of depression bar 1 passes pilot hole 10-1 and following pilot hole 10-2 respectively, between the lower surface of the boss 1-1 that back-moving spring 3 is put at depression bar 1 and the upper surface 10-3 of gear-box 10 base plates; The left side of gear-box 10, right side wall is respectively equipped with an installing hole 10-4 and No. two installing hole 10-5, the front side wall of gear-box 10 has last pilot hole 10-6, the first two number pilot hole 10-7 and first three number pilot hole 10-8, the rear wall of gear-box 10 has a back pilot hole 10-9, No. two pilot hole 10-10 in back and back No. three pilot hole 10-11, the upward middle part and the lower middle portion of a tooth bar 4 are not installed with tooth bar 4-1 and spacer pin 4-2, the middle part of going up of No. two tooth bars 5 has stopper slot 5-1, the following middle part of No. two tooth bars 5 is installed with tooth bar 5-2, back and forth the upper rack 7-1 of tooth bar 7 is relative with the flank of tooth of following tooth bar 7-2, upper rack 7-1, the two ends of following tooth bar 7-2 respectively with preceding bar 7-3, back bar 7-4 is fixed with one, and back and forth an end of tooth bar 7 is installed with tooth bar 7-5; A described tooth bar 4, No. two tooth bars 5 and back and forth the front and back ends of tooth bar 7 pass a back pilot hole 10-9 of last pilot hole 10-6, the first two number pilot hole 10-7, first three number pilot hole 10-8 and gear-box 10 rear walls of gear-box 10 front side walls, back No. two pilot hole 10-10, back No. three pilot hole 10-11 respectively, the spacer pin 4-2 of a tooth bar 4 places in the stopper slot 5-1 of No. two tooth bars 5; The middle part gear 3-1 and the right-hand member gear 3-2 of a described series connection gear 3 are connected with a joggle with the tooth bar 1-2 of depression bar 1 and the tooth bar 4-1 of a tooth bar 4 respectively, and the left side axle head 3-3 of a series connection gear 3 places in the installing hole 10-4 of gear-box 10 left side walls; The left end gear 6-1 of described No. two series connection gears 6 and the tooth bar 5-2 of No. two tooth bars 5 are connected with a joggle, the middle part gear 6-2 of No. two series connection gears 6 is half gears and is connected with a joggle respectively with the upper rack 7-1 of reciprocal tooth bar 7 and following tooth bar 7-2, and the right axle head 6-3 of No. two gears 6 of connecting passes No. two installing hole 10-5 and fixedlys connected with handle 8; The left end gear 9-1 of a described output gear shaft 9 and the tooth bar 7-5 of reciprocal tooth bar 7 one ends are connected with a joggle.The utility model gear-box 10 in use is fixedly mounted on kitchen range top below, the right side axle head of an output gear shaft 9 and the burnt gas valve mechanical attachment of gas-cooker.Operation principle: the pot end is when the kitchen range top, and depression bar 1 moves under the effect of back-moving spring 3, drives a tooth bar 4 by a series connection gear 3 and moves forward; When the spacer pin 4-2 of a tooth bar 4 moves to front end by the rear end of the stopper slot 5-1 of No. two tooth bars 5, drive No. two tooth bars 5 and move forward; Drive reciprocal tooth bar 7 by No. two series connection gears 6 and move forward, back and forth the tooth bar 7-5 of tooth bar 7 one ends drives output gear shaft 9 rotations, and burnt gas valve is in little firer and makes state; Because half gear 6-2 and reciprocal tooth bar 7 have been adopted in design of the present utility model, this moment is the big fire baked food if desired, be rotated further handle 8, the following tooth bar 7-2 that half gear 6-2 drives reciprocal tooth bar 7 moves backward, by driving output gear shaft 9 backward rotation, burnt gas valve is in the big fire duty simultaneously; In like manner, pot is on the kitchen range top time, and turning handle 8 also can be made state so that burnt gas valve is in little firer; Because design of the present utility model adopted stopper slot 5-1, depression bar 1, a series connection gear 3 and a tooth bar 4 do not link during turning handle 8.The utility model is rational in infrastructure, use is reliable, and can save energy 15-50%, pot manual little fire of furnishing on kitchen range the time, and pot is held from also manually furnishing big fire of the kitchen range top, and is practical.

Description of drawings:

Fig. 1 is a structural representation of the present utility model, and Fig. 2 is the A-A cutaway view of Fig. 1, and Fig. 3 is the B-B cutaway view of Fig. 1, and Fig. 4 is the C-C cutaway view (shown in Fig. 1-Fig. 4 is pot relative position relation between each parts on the kitchen range top time) of Fig. 1.

The specific embodiment:

The specific embodiment one: (referring to the present embodiment of Fig. 1-Fig. 4) by depression bar 1, back-moving spring 3, series connection gear 3, tooth bar 4, No. two tooth bars 5, No. two series connection gears 6, back and forth tooth bar 7, handle 8, output gear shaft 9 and gear-box 10 are formed; Have pilot hole 10-1 and following pilot hole 10-2 on the top board of gear-box 10 and the base plate, the bottom of described depression bar 1 is installed with boss 1-1, the middle part of depression bar 1 is installed with tooth bar 1-2, depression bar 1 places in the gear-box 10 and the upper and lower end of depression bar 1 passes pilot hole 10-1 and following pilot hole 10-2 respectively, between the lower surface of the boss 1-1 that back-moving spring 3 is put at depression bar 1 and the upper surface 10-3 of gear-box 10 base plates; The left side of gear-box 10, right side wall is respectively equipped with an installing hole 10-4 and No. two installing hole 10-5, the front side wall of gear-box 10 has last pilot hole 10-6, the first two number pilot hole 10-7 and first three number pilot hole 10-8, the rear wall of gear-box 10 has a back pilot hole 10-9, No. two pilot hole 10-10 in back and back No. three pilot hole 10-11, the upward middle part and the lower middle portion of a tooth bar 4 are not installed with tooth bar 4-1 and spacer pin 4-2, the middle part of going up of No. two tooth bars 5 has stopper slot 5-1, the following middle part of No. two tooth bars 5 is installed with tooth bar 5-2, back and forth the upper rack 7-1 of tooth bar 7 is relative with the flank of tooth of following tooth bar 7-2, upper rack 7-1, the two ends of following tooth bar 7-2 respectively with preceding bar 7-3, back bar 7-4 is fixed with one, and back and forth an end of tooth bar 7 is installed with tooth bar 7-5; A described tooth bar 4, No. two tooth bars 5 and back and forth the front and back ends of tooth bar 7 pass a back pilot hole 10-9 of last pilot hole 10-6, the first two number pilot hole 10-7, first three number pilot hole 10-8 and gear-box 10 rear walls of gear-box 10 front side walls, back No. two pilot hole 10-10, back No. three pilot hole 10-11 respectively, the spacer pin 4-2 of a tooth bar 4 places in the stopper slot 5-1 of No. two tooth bars 5; The middle part gear 3-1 and the right-hand member gear 3-2 of a described series connection gear 3 are connected with a joggle with the tooth bar 1-2 of depression bar 1 and the tooth bar 4-1 of a tooth bar 4 respectively, and the left side axle head 3-3 of a series connection gear 3 places in the installing hole 10-4 of gear-box 10 left side walls; The left end gear 6-1 of described No. two series connection gears 6 and the tooth bar 5-2 of No. two tooth bars 5 are connected with a joggle, the middle part gear 6-2 of No. two series connection gears 6 is half gears and is connected with a joggle respectively with the upper rack 7-1 of reciprocal tooth bar 7 and following tooth bar 7-2, and the right axle head 6-3 of No. two gears 6 of connecting passes No. two installing hole 10-5 and fixedlys connected with handle 8; The left end gear 9-1 of a described output gear shaft 9 and the tooth bar 7-5 of reciprocal tooth bar 7 one ends are connected with a joggle.

The specific embodiment two: (difference referring to the present embodiment of Fig. 1-Fig. 4) and the specific embodiment one is that it has increased by two rolling bearings 11 and eight sliding bearings 12, two rolling bearings 11 place respectively in the installing hole 10-4 and No. two installing hole 10-5 on the gear-box 10 left and right sidewalls, the left side axle head 3-3 of a described series connection gear 3 places in the dead eye of a rolling bearing 11 in the installing hole 10-4, and the right axle head 6-3 of described No. two series connection gears 6 passes in the dead eye that places No. two rolling bearings 11 in the installing hole 10-5; Eight sliding bearings 12 place the last pilot hole 10-1 on the gear-box 10 respectively, following pilot hole 10-2, last pilot hole 10-6, the first two number pilot hole 10-7, first three number pilot hole 10-8, the pilot hole 10-9 in back, in No. two pilot hole 10-10 in back and the back No. three pilot hole 10-11, the two ends of depression bar 1 are passed respectively in the dead eye of the sliding bearing 12 in pilot hole 10-1 and the following pilot hole 10-2, a tooth bar 4, No. two tooth bars 5 and back and forth tooth bar 7 before, the rear end is passed last pilot hole 10-6 respectively, the first two number pilot hole 10-7, first three number pilot hole 10-8, the pilot hole 10-9 in back, in the dead eye of the sliding bearing 12 in No. two pilot hole 10-10 in back and the back No. three pilot hole 10-11.Other composition is identical with the specific embodiment one with annexation.Owing to increased the design of bearing, present embodiment in the course of the work, each component movement is reliable, steadily.

The specific embodiment three: the difference of (referring to Fig. 1, Fig. 2, Fig. 4) present embodiment and the specific embodiment one, two is that it has increased by 13, No. two output gear shafts 14 of anti-backfire cover, the lower end of anti-backfire cover 13 is fixedly connected with the upper surface of gear-box and be communicated with last pilot hole 10-1 on the gear-box 10, and the upper end of depression bar 1 passes pilot hole 10-1 and anti-backfire overlaps 13 endoporus; The other end of described reciprocal tooth bar 7 is set up tooth bar 7-6, and the left end gear 14-1 of No. two output gear shafts 14 and the tooth bar 7-6 of reciprocal tooth bar 7 are connected with a joggle; The and arranged on left and right sides of described depression bar 1 upper end is set up a concave surface 1-3 and No. two concave surface 1-4 respectively.Other composition is identical with the specific embodiment one and two with annexation.Present embodiment can be applicable to the diesel oil gas kitchen, owing to increased anti-backfire cover 13, can prevent to scurry under the naked light generation of phenomenon; The right side axle head of an output gear shaft 9 and No. two output gear shafts 14 can be respectively and wet valve of combustion and air door mechanical attachment, controls the air inflow of oil gas and air respectively; Because the and arranged on left and right sides of depression bar 1 upper end of present embodiment is set up a concave surface 1-3 and No. two concave surface 1-4 respectively, the contact area of the bottom of a pan and depression bar 1 increases, and pot is pulled out, when pushing the kitchen range top, can be reduced the wearing and tearing of the bottom of a pan and depression bar 1.

Claims

1, a kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission, it includes depression bar (1) and back-moving spring (3), it is characterized in that it also includes series connection gear (3), a tooth bar (4), No. two tooth bars (5), the gear (6) of connecting for No. two, reciprocal tooth bar (7), handle (8), an output gear shaft (9) and gear-boxes (10) No. one; Have pilot hole (10-1) and following pilot hole (10-2) on the top board of gear-box (10) and the base plate, the bottom of described depression bar (1) is installed with boss (1-1), the middle part of depression bar (1) is installed with tooth bar (1-2), depression bar (1) places in the gear-box (10) and the upper and lower end of depression bar (1) passes pilot hole (10-1) and following pilot hole (10-2) respectively, and back-moving spring (3) is put between the upper surface (10-3) of the lower surface of the boss (1-1) of depression bar (1) and gear-box (10) base plate; The left side of gear-box (10), right side wall is respectively equipped with an installing hole (10-4) and No. two installing holes (10-5), the front side wall of gear-box (10) has last pilot hole (10-6), the first two number pilot hole (10-7) and first three number pilot hole (10-8), the rear wall of gear-box (10) has a back pilot hole (10-9), back No. two pilot holes (10-10) and back No. three pilot holes (10-11), the upward middle part and the lower middle portion of a tooth bar (4) are not installed with tooth bar (4-1) and spacer pin (4-2), the middle part of going up of No. two tooth bars (5) has stopper slot (5-1), the following middle part of No. two tooth bars (5) is installed with tooth bar (5-2), back and forth the upper rack (7-1) of tooth bar (7) is relative with the flank of tooth of following tooth bar (7-2), upper rack (7-1), the two ends of following tooth bar (7-2) respectively with preceding bar (7-3), back bar (7-4) is fixed with one, and back and forth an end of tooth bar (7) is installed with tooth bar (7-5); The front and back ends of a described tooth bar (4), No. two tooth bars (5) and reciprocal tooth bar (7) passes a back pilot hole (10-9), back No. two pilot holes (10-10), back No. three pilot holes (10-11) of last pilot hole (10-6), the first two number pilot hole (10-7), first three number pilot hole (10-8) and gear-box (10) rear wall of gear-box (10) front side wall respectively, and the spacer pin (4-2) of a tooth bar (4) places in the stopper slot (5-1) of No. two tooth bars (5); The middle part gear (3-1) and the right-hand member gear (3-2) of a described series connection gear (3) are connected with a joggle with the tooth bar (1-2) of depression bar (1) and the tooth bar (4-1) of a tooth bar (4) respectively, and the left side axle head (3-3) of a series connection gear (3) places in the installing hole (10-4) of gear-box (10) left side wall; The left end gear (6-1) of described No. two series connection gears (6) is connected with a joggle with the tooth bar (5-2) of No. two tooth bars (5), the middle part gear (6-2) of No. two series connection gears (6) is half gear and is connected with a joggle respectively with upper rack (7-1) and the following tooth bar (7-2) of reciprocal tooth bar (7) that the right axle head (6-3) of No. two gears (6) of connecting passes No. two installing holes (10-5) and fixedlys connected with handle (8); The left end gear (9-1) of a described output gear shaft (9) is connected with a joggle with the tooth bar (7-5) of reciprocal tooth bar (7) one ends.

2, a kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission according to claim 1 is characterized in that the and arranged on left and right sides of described depression bar (1) upper end is set up a concave surface (1-3) and No. two concave surfaces (1-4) respectively.

3, a kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission according to claim 1, it is characterized in that it has increased by two rolling bearings (11) and eight sliding bearings (12), two rolling bearings (11) place gear-box (a 10) left side respectively, in the installing hole (10-4) and No. two installing holes (10-5) on the right side wall, the left side axle head (3-3) of a described series connection gear (3) places in the dead eye of the rolling bearing (11) in the installing hole (10-4), and the right axle head (6-3) of described No. two series connection gears (6) passes in the dead eye that places the rolling bearing (11) in No. two installing holes (10-5); Eight sliding bearings (12) place the last pilot hole (10-1) on the gear-box (10) respectively, following pilot hole (10-2), last pilot hole (10-6), the first two number pilot hole (10-7), first three number pilot hole (10-8), a back pilot hole (10-9), in back No. two pilot holes (10-10) and back No. three pilot holes (10-11), the two ends of depression bar (1) are passed respectively in the dead eye of the sliding bearing (12) in pilot hole (10-1) and the following pilot hole (10-2), a tooth bar (4), before No. two tooth bars (5) and the reciprocal tooth bar (7), the rear end is passed last pilot hole (10-6) respectively, the first two number pilot hole (10-7), first three number pilot hole (10-8), a back pilot hole (10-9), in the dead eye of the sliding bearing (12) in back No. two pilot holes (10-10) and back No. three pilot holes (10-11).

4, according to claim 1,2 or 3 described a kind of devices that adopt the automatic control burnt gas valve of rack-and-pinion transmission, it is characterized in that it has increased anti-backfire cover (13), the lower end of anti-backfire cover (13) is fixedly connected with the upper surface of gear-box and be communicated with last pilot hole (10-1) on the gear-box (10), and the endoporus of pilot hole (10-1) and anti-backfire cover (13) is passed in the upper end of depression bar (1).

5, according to claim 1,2 or described a kind of device that adopts the automatic control burnt gas valve of rack-and-pinion transmission, it is characterized in that it has increased No. two output gear shafts (14), the other end of described reciprocal tooth bar (7) is set up tooth bar (7-6), and the left end gear (14-1) of No. two output gear shafts (14) is connected with a joggle with the tooth bar (7-6) of reciprocal tooth bar (7).