CN201437847U - Built-in motor valve arranged at inner part of commercial gas meter - Google Patents

Built-in motor valve arranged at inner part of commercial gas meter Download PDF

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Publication number
CN201437847U
CN201437847U CN2009201203173U CN200920120317U CN201437847U CN 201437847 U CN201437847 U CN 201437847U CN 2009201203173 U CN2009201203173 U CN 2009201203173U CN 200920120317 U CN200920120317 U CN 200920120317U CN 201437847 U CN201437847 U CN 201437847U
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CN
China
Prior art keywords
valve
motor
gas meter
built
screw rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009201203173U
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Chinese (zh)
Inventor
钱维钧
钱振国
赵彦华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Viewshine Intelligent Meter Co Ltd
Original Assignee
Zhejiang Viewshine Intelligent Meter Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Viewshine Intelligent Meter Co Ltd filed Critical Zhejiang Viewshine Intelligent Meter Co Ltd
Priority to CN2009201203173U priority Critical patent/CN201437847U/en
Application granted granted Critical
Publication of CN201437847U publication Critical patent/CN201437847U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Mechanically-Actuated Valves (AREA)

Abstract

The utility model belongs to a built-in valve which comprises a motor, a base, a bracket and a valve screw ring. The bottom part of the bracket is arranged on the base and is fixedly connected with the valve screw ring, and the top part of the bracket is fixed at the inner part of the gas meter; a valve body, a screw rod and a valve cock are arranged in the bracket; the valve body is sheathed on the base, the lower end of the screw rod is driven by the motor through a gear set after penetrating through the valve body, the upper end of the screw rod is connected with the valve cock in a threaded manner, a valve sealing pad is arranged on the valve cock, a groove used for gas circulation is arranged on the side wall of the bracket, a valve port which is matched with the valve sealing pad is arranged at the upper end of the bracket, the valve cock is compacted with the valve port by the valve sealing pad, and the motor drives the screw rod to rotate to lead the lifting of the valve cock so as to realize the opening and closing of the valve. The built-in valve is fixed at the inner part of a gas meter by the bracket and is not in direct contact with atmospheric air; under the condition that the valve is open, gas enters the inner part of the gas meter from the valve port; with the sealing property, the gas meter can isolate the atmospheric air and eliminate potential safety hazard of gas leakage.

Description

A kind of built-in motor valve that is installed in commercial combustion gas meter inside
Technical field
The utility model belongs to a kind of built-in valve of built-in valve, particularly a kind of gas meter.
Technical background
Piped gas is widely used in commerce and civil area now, has developed different gas meters at different applications, and the domestic gas table is meant that peak rate of flow is not more than 10m 3The gas meter of/h refers generally to the gas meter that common people's family is used; Commercial combustion gas meter is meant peak rate of flow 16m 3/ h is to 160m 3The gas meter of/h, its user is hotel, hotel etc.Because commercial combustion gas meter is bigger, the valve volume that is used for commercial combustion gas meter is also bigger, is placed on gas meter inside not too easily, so the valve of common commercial combustion gas meter all is to adopt external valve on the current market, ball valve is arranged, angle valve, butterfly valve etc.This class valve is contained in the outside of gas meter, and an end is connected with the suction port of gas meter, the other end connecting tube.What this external valve was whole is exposed in the air, therefore needs to guarantee the tightness of valve, does not allow gas leakage, have potential safety hazard in case leak, and when project installation, external valve need leave the valve mounting point.
The model utility content
The utility model provides a kind of valve that is installed in commercial combustion gas meter inside at the problems referred to above, this valve does not directly contact with atmosphere, opening under the valve state, combustion gas enters gas meter inside by valve port, itself has sealing gas meter, completely cut off atmosphere, effectively prevented the leakage hidden danger of combustion gas.
The technical solution of the utility model is: a kind of built-in motor valve that is installed in commercial combustion gas meter inside, comprise motor, base, support and valve bung flange, motor is fixed on the base, base sheath is located in the valve bung flange, support is arranged on the base and the bottom is connected with the valve bung flange, the support roof anchorage is in the inside of gas meter, be provided with valve body in the described support, screw rod and bibcock, valve body is arranged on the base, the screw rod lower end is passed behind the valve body by gear train by driven by motor, the screw rod upper end is threaded with bibcock, bibcock is provided with the valve seal pad, described rack side wall has the groove that is used for gas communication, is provided with the valve port that matches with the valve seal pad in the support upper end-hole, and bibcock compresses by valve seal pad and valve port; The driven by motor screw rod rotates and makes the bibcock lifting realize the switch of valve.
Built-in motor valve deft design of the present utility model, volume is less, by support whole valve is fixed on the inside of commercial combustion gas meter, valve does not directly contact with atmosphere, is opening under the valve state, combustion gas enters gas meter inside by valve port, itself has sealing gas meter, and isolated atmosphere has prevented the hidden danger that combustion gas is revealed, valve is built-in simultaneously, has reduced the possibility of external environment condition or artificial destruction valve; Valve rotates by the driven by motor screw rod, and the rotation by screw rod is risen bibcock or descended, and makes to compress between bibcock and the valve port or unclamp, thereby realize the opening and closing of valve port, simple in structure, easy for installation, because this valve is built-in, do not need to leave specially the position during project installation simultaneously; And when original traditional gas meter was repacked into band valve intelligence table, this valve more had superiority, and it does not need to change original pipeline wiring.
As preferably, overlap the spring that is useful on the bibcock return on the described screw rod, screw rod and bibcock screw pressure spring; When screw rod and bibcock screw-thread fit were thrown off fully, spring was used for bibcock and opens return effect behind the valve, avoids screw rod and bibcock stuck when circling round.
As preferably, described bibcock front end is provided with the valve plug nut that is used for fixing the valve seal pad, and the front end of valve plug nut adopts cone shape; Valve plug adopts cone shape to enter air flue, in order to reduce combustion gas viscosity valve plug is influenced, and reduces the pressure loss, closes the valve resistance force diminishes, closes the valve electric current and diminishes.
As preferably, be provided with in order to built-in valve is fixed on the installation foot on the gas meter on the described support.
As preferably, described valve body is provided with spring seat, and spring seat is provided with buckle; Described screw rod passes spring seat, and described spring is fixed on the buckle; Prevent the move left and right of spring like this, making it can only axial stretching.
As preferably, be covered with a motor cover on the described motor, motor cover is fixed on the base; Motor cover plays the effect of protection motor, seals up contacting of motor and outside combustion gas simultaneously.
As preferably, the motor seal pad that seals is housed between described motor cover and the base.
As preferably, described motor is provided with the motor output gear, and described base is provided with speed change tooth one and speed change tooth two, and gear is installed in described screw rod lower end; Motor output gear and one engagement of speed change tooth, speed change tooth one is connected with speed change tooth two, and speed change tooth two is connected with gear; Motor rotates and drives the rotation of motor output gear, and the motor output gear drives speed change tooth one, speed change tooth two and gear successively and rotates, and finally drives screw rod and rotates.
As preferably, described valve body is embedded with the seal ring that is used for sealed electric-motor; Prevent that the combustion gas in the gas meter from contacting with motor.
As preferably, be provided with between described base and the valve body and be used to seal the O RunddichtringO; The upper end-hole of described support is provided with the O RunddichtringO, and the air intake that is used for support and gas meter is tightly connected; So all further make better tightness.
Description of drawings
Fig. 1 is the sectional structure chart of opening the valve state of the built-in valve of the utility model;
Fig. 2 is the sectional structure chart of the close valve state of the built-in valve of the utility model;
Fig. 3 is the blast erection drawing of the built-in valve of the utility model;
Fig. 4 is built-in valve of the utility model and gas meter scheme of installation.
Embodiment
As Fig. 1,2,3, shown in 4, a kind of built-in motor valve that is installed in commercial combustion gas meter inside, comprise motor 3, base 6, support 23 and valve bung flange 2, motor 3 is the drag cup anti-explosion motor, base 6 is set in the valve bung flange 2, on motor 3 and the base 6 threaded mounting hole that matches is arranged, with screw 10 motor 3 is fixed on the base 6, motor cover 1 covers on and plays protection motor and sealed electric-motor on the motor 3, motor cover 3 is fixed on the base 6 by engage thread, between motor cover 1 and the base 6 motor seal pad 5 is housed, motor seal pad 5 seals, leave threading hole on the motor cover 1, pass motor cover 1 in order to motor down-lead, motor 3 is installed the back and is adopted silica gel sealing motor cover threading hole and motor 3 and base 6 attachment portions; Base 6 is provided with foot 27, in order to base 6 is fixed on gas meter 30 inside, make whole built-in valve comparatively stable be fixed on gas meter 30 inside.Support 23 bottoms are located on the base 6 and by engage thread fixedlys connected with valve bung flange 2, be provided with valve body 14 in the support 23, screw rod 17 and bibcock 19, valve body 14 is arranged on the base 6, be provided with O RunddichtringO 13 between valve body 14 and the base 6, O type sealing Figure 13 is enclosed within on the limit of base 6, compress by valve body 14, valve body 14 is embedded with seal ring 15, be with spring seat 16 on the valve body 14, spring seat 16 is provided with the buckle 26 of fixing spring, spring seat 16 is passed in screw rod 17 lower ends, the gear 11 of packing into behind seal ring 15 and the valve body 14, and the two is fixed with key-bolt 12, screw rod 17 rotates synchronously when rotating with assurance gear 11, and the screw rod 17 that installs gear 11 is placed on the base 6, and speed change tooth axle 1 and speed change tooth axle 2 31 are housed on the base 6, on the speed change tooth axle 9 one speed change tooth 1 is housed, on the speed change tooth axle 2 31 speed change tooth 2 32 is housed, speed change tooth 1 is by axle tooth on the speed change tooth axle 9 and 2 32 engagements of speed change tooth, and speed change tooth 2 32 is by axle tooth on the speed change tooth axle 31 and gear 11 engagements; Motor output gear 4 engagements on speed change tooth 1 and the motor 3 guarantee that motor 3 rotates to drive screw rods 17 and rotate, and can be inserted in speed change tooth axle sleeve 7. simultaneously and not move up and down in order to fixing speed change tooth 1 on speed change tooth axle 1.Spring 18 is inserted in screw rod 17 upper ends, spring 18 snaps in the buckle 26 on the spring seat 16, in order to fixing spring 18, make it can not be offset, screw rod 17 passes screw-in bibcock 19 in the middle of spring 18, and is threaded with bibcock 19, is with valve seal pad 20 on the bibcock 19, valve seal pad 20 is fixed on the bibcock 19 by valve plug nut 21, and valve plug nut 21 is fixed on valve seal pad 20 on the bibcock 19 by screwing with bibcock 19 screw threads.Support 23 sidewalls have the groove that is used for gas communication, support 23 upper ends are provided with the valve port 22 that matches with valve seal pad 20, valve port 22 and support 23 interference fit, sealing embeds support 23 upper ends, what whole valve pass valve sealed is valve seal pad 20, and bibcock 19 compresses by valve seal pad 20 and valve port 22 when closing valve; Support 23 tops are screwed the inside that is connected gas meter 30 by two installation feet 25; The upper end-hole of support 23 is provided with O type sealing Figure 24, and the air intake that is used for support 23 and gas meter 30 is tightly connected; When valve is in out under the valve state, combustion gas is exactly that air intake from gas meter 30 enters valve port 22 and goes into gas meter 30 inside from the concentrated flow that support 23 sidewalls are opened.
Built-in valve is installed in the inside of gas meter 30 by the installation foot 25 usefulness screws of support 23, the upper end-hole of support 23 cooperates installation with the air intake of gas meter 30, there is the O RunddichtringO to seal between two mouthfuls, the bottom of built-in valve is installed in the inside of gas meter 30 by the foot 27 usefulness screws of base 6, plays the effect of stablizing built-in valve.In the time of the needs throttle down, give the motor lines positive voltage, motor 1 is just changeing, motor output gear 4 rotates, the speed change tooth 1 that drive is engaged with rotates, speed change tooth 1 rotates by the moving speed change tooth 2 32 of the axle cingulum on the speed change tooth axle 1, speed change tooth 2 32 rotates by the axle cingulum moving gear 11 on the speed change tooth axle 31 again, and gear 11 is fixing with key-bolt 12 with screw rod 17, so the two synchronous rotation, screw rod 17 and bibcock 19 screw-thread fit, screw rod 17 rotates and drives bibcock 19 risings, and the valve plug nut 21 of bibcock 19 front ends will enter valve port 22, and bibcock 19 compresses by valve seal pad 20 and valve port 22, with valve port 22 sealings, thereby realize closing valve.
When the needs Open valve, give the motor lines negative voltage, motor 1 counter-rotating, motor output gear 4 backward rotation, drive speed change tooth 1, speed change tooth 2 32 and gear 11 backward rotation successively, gear 11 is fixing with key-bolt 12 with screw rod 17, therefore the two synchronous rotation, screw rod 17 and bibcock 19 screw-thread fit, screw rod 17 backward rotation drive bibcock 19 and descend, and the valve plug nut 21 of bibcock 19 front ends will come out from valve port 22, and valve seal pad 20 will separate with valve port 22, valve port 22 will be opened, thereby realizes opening valve.After driving valve, the spring 18 of meeting wedging ring on screw rod 17 because bibcock 19 descends, in the time will closing valve once more, spring 18 plays the return effect, and when screw rod 17 and bibcock 19 screw-thread fit were thrown off fully, spring 18 avoided screw rod 17 and bibcock 19 stuck when circling round.Motor of the present utility model has prevented contacting between the combustion gas in the gas meter and the motor by seal ring 15, O RunddichtringO 13, motor seal pad 5 and silica gel sealing motor cover threading hole and motor 3 and base 6 attachment portions, has further improved the Security of equipment.

Claims (10)

1. built-in motor valve that is installed in commercial combustion gas meter inside, comprise motor (3), base (6), support (23) and valve bung flange (2), motor (3) is fixed on the base (6), base (6) is set in the valve bung flange (2), support (23) is arranged on the base (6) and the bottom is connected with valve bung flange (2), support (23) roof anchorage is in the inside of gas meter, it is characterized in that, be provided with valve body (14) in the described support (23), screw rod (17) and bibcock (19), valve body (14) is arranged on the base (6), screw rod (17) lower end is passed valve body (14) back and is driven by motor (3) by gear train, screw rod (17) upper end is threaded with bibcock (19), bibcock (19) is provided with valve seal pad (20), described support (23) sidewall has the groove that is used for gas communication, be provided with the valve port (22) that matches with valve seal pad (20) in support (23) upper end-hole, bibcock (19) compresses by valve seal pad (20) and valve port (22); Motor (3) drives screw rod (17) rotation makes bibcock (19) lifting realize the switch of valve.
2. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 is characterized in that, described screw rod (17) is gone up the spring (18) that cover is useful on bibcock (19) return, and screw rod (17) screws pressure spring (18) with bibcock (19).
3. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 and 2, it is characterized in that, described bibcock (19) front end is provided with the valve plug nut (21) that is used for fixing valve seal pad (20), and the front end of valve plug nut (21) adopts cone shape.
4. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 and 2 is characterized in that, described support (23) upper end is provided with in order to built-in valve is fixed on the installation foot (25) on the gas meter.
5. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 2 is characterized in that described valve body (14) is provided with spring seat (16), and spring seat (16) is provided with buckle (26); Described screw rod (17) passes spring seat (16), and described spring (18) is fixed on the buckle (26).
6. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 and 2 is characterized in that be covered with a motor cover (1) on the described motor (3), motor cover (1) is fixed on the base (6).
7. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 6 is characterized in that, the motor seal pad (5) that seals is housed between described motor cover (1) and the base (6).
8. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 and 2, it is characterized in that, described motor (3) is provided with motor output gear (4), described base (6) is provided with speed change tooth one (8) and speed change tooth two (32), and gear (11) is installed in described screw rod (17) lower end; Motor output gear (4) and one (8) engagement of speed change tooth, speed change tooth one (8) is connected with speed change tooth two (32), and speed change tooth two (32) is connected with gear (11); Motor (3) rotates and drives motor output gear (4) rotation, and motor output gear (4) drives speed change tooth one (8), speed change tooth two (32) and gear (11) successively and rotates, and finally drives screw rod (17) and rotates.
9. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 8 is characterized in that described valve body (14) is embedded with the seal ring (15) that is used for sealed electric-motor.
10. a kind of built-in motor valve that is installed in commercial combustion gas meter inside according to claim 1 and 2 is characterized in that, is provided with between described base (6) and the valve body (4) to be used to seal O RunddichtringO (13); The upper end-hole of described support (23) is provided with O RunddichtringO (24), and the air intake that is used for support (23) and gas meter is tightly connected.
CN2009201203173U 2009-05-14 2009-05-14 Built-in motor valve arranged at inner part of commercial gas meter Expired - Fee Related CN201437847U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201203173U CN201437847U (en) 2009-05-14 2009-05-14 Built-in motor valve arranged at inner part of commercial gas meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201203173U CN201437847U (en) 2009-05-14 2009-05-14 Built-in motor valve arranged at inner part of commercial gas meter

Publications (1)

Publication Number Publication Date
CN201437847U true CN201437847U (en) 2010-04-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201203173U Expired - Fee Related CN201437847U (en) 2009-05-14 2009-05-14 Built-in motor valve arranged at inner part of commercial gas meter

Country Status (1)

Country Link
CN (1) CN201437847U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105546187A (en) * 2015-12-30 2016-05-04 金卡高科技股份有限公司 Built-in flow control mechanism of gas meter
CN108843803A (en) * 2018-09-04 2018-11-20 沈阳耐蚀合金泵股份有限公司 Valve mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105546187A (en) * 2015-12-30 2016-05-04 金卡高科技股份有限公司 Built-in flow control mechanism of gas meter
CN108843803A (en) * 2018-09-04 2018-11-20 沈阳耐蚀合金泵股份有限公司 Valve mechanism

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100414

Termination date: 20130514