CN207500529U - A kind of gas meter motor valve - Google Patents
A kind of gas meter motor valve Download PDFInfo
- Publication number
- CN207500529U CN207500529U CN201721528905.1U CN201721528905U CN207500529U CN 207500529 U CN207500529 U CN 207500529U CN 201721528905 U CN201721528905 U CN 201721528905U CN 207500529 U CN207500529 U CN 207500529U
- Authority
- CN
- China
- Prior art keywords
- motor
- toothed disc
- primary transmission
- screw rod
- inner hole
- 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
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model is related to a kind of gas meter motor valves, including valve body, motor is equipped in the side of valve body, motor is micromachine, motor outlet wire part is sealed using NBR rubber, the outside of motor is equipped with cover, the output axis connection transmission gear of motor, transmission gear connection deceleration mechanism, deceleration mechanism is primary transmission toothed disc, the inner wall of primary transmission toothed disc is equipped with annular rack, annular rack is engaged with transmission gear, primary transmission toothed disc is equipped with nut inner hole, screw rod is equipped in nut inner hole, screw rod blocks mechanism by the anti-motor of clutch and is connect with primary transmission toothed disc, valve opening or close valve in place after, when primary transmission toothed disc further rotates, steel ball inside clutch base skids relative to primary transmission toothed disc, high current caused by preventing motor rotation blockage and damage control panel.
Description
Technical field
The utility model is related to valve field, especially a kind of gas meter motor valve.
Background technology
Existing gas meter, flow meter generally specifically controls the open and close of gas meter, flow meter, and the motor valve selected using motor valve
Use screw built-in motor valve more.The motor valve when in use, is operated, then drive to gas outlet by motor drive deceleration mechanism
The closure bar of selective shut-off is carried out to realize the opening and closing of the motor valve.
Present gas meter motor valve when in use, drives and is directly fixedly connected between screw rod and motor, motor rotate forward with
Buffering effect cannot be played when inverting transition, be easy to cause motor damage, and there are leakproofness for present gas meter motor valve
The problem of poor, although also having used V-type big envelope in casing to prevent gas leakage, between housing and housing, V-type
Seal approach between big envelope and capsul is not carried out, and although motor valve has haved the function that open and close gas meter, flow meter, but do not have also
Have and achieve the effect that really to seal.
Utility model content
The purpose of this utility model is to solve defect of the existing technology, provides a kind of gas meter motor valve.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of gas meter motor valve including valve body, is equipped with motor, motor is micromachine, and motor goes out in the side of valve body
Line part is sealed using NBR rubber, and the outside of motor is equipped with cover, the output axis connection transmission gear of motor, and transmission gear connects
Deceleration mechanism is met, deceleration mechanism is primary transmission toothed disc, and the inner wall of primary transmission toothed disc is equipped with annular rack, annular tooth
Item is engaged with transmission gear, and primary transmission toothed disc is equipped with nut inner hole, is equipped with screw rod in nut inner hole, screw rod passes through clutch
The anti-motor of device blocks mechanism and is connect with primary transmission toothed disc, end connection turning set of the screw rod far from primary transmission toothed disc,
The outside of turning set is connected by gear and blocks diaphragm, and the end for blocking diaphragm is equipped with closure corresponding with the enterprising gas port of valve body；
The anti-motor of clutch blocks mechanism and includes being connected to the clutch base of screw rod end, and clutch base is equipped with and passes through
The installation passage worn, installation passage is interior to be equipped with spring, and the both ends of spring dispose steel ball, and steel ball is located at the port of installation passage both sides
Place, clutch base are located in nut inner hole, and the hole wall of steel ball and nut inner hole is in close contact, evolution type on the hole wall of nut inner hole
Slot.
A kind of above-mentioned gas meter motor valve, the bottom of the screw rod are designed to bulb, and nut inner hole bottom is designed to put down
Face.
A kind of above-mentioned gas meter motor valve, the circumferential surface for blocking diaphragm using ripple struction, make by sealed bottom face
Inclined-plane.
A kind of above-mentioned gas meter motor valve is arranged sealing cover on the outside of the turning set, and sealing cover, which is located at, blocks diaphragm
Bottom.
A kind of above-mentioned gas meter motor valve, valve seat on valve body and cover are using three screw connections, built in centre " O "
Type sealing ring.
A kind of above-mentioned gas meter motor valve, the motor, primary transmission toothed disc, screw rod outside be equipped with bellow seal
Pad and " O " type sealing ring.
The beneficial effects of the utility model are：The screw rod of the gas meter motor valve by the anti-motor of clutch block mechanism with
Primary transmission toothed disc connects, and the anti-motor of clutch blocks mechanism and includes being connected to the clutch base of screw rod end, clutch base
Perforative installation passage is equipped with, spring, the both ends placement steel ball of spring are equipped in installation passage, steel ball is located at installation passage two
At the port of side, clutch base is located in nut inner hole, and the hole wall of steel ball and nut inner hole is in close contact, the hole wall of nut inner hole
Upper evolution type groove, valve opening or close valve in place after, when primary transmission toothed disc further rotates, the steel ball inside clutch base is opposite
In primary transmission toothed disc skid, high current caused by preventing motor rotation blockage and damage control panel；
Screw rod bottom is designed to bulb, and nut inner hole bottom is designed to plane, when valve reaches, screw ball head part with
Nut inner hole planar base contacts, and since contact surface is small, frictional force is especially small, when needing to unclamp, only needs the strength of very little with regard to energy
It unclamps, pine does not open phenomenon caused by avoiding the big frictional force of plane contact；
The circumferential surface of diaphragm is blocked using ripple struction, sealed bottom face beveling, air-flow is hindered with out-of-date reduce during air inlet
Power substantially reduces the pressure loss of the gas by valve；
Valve is driven using micro machine, and low in energy consumption, electric current is small；
Motor outlet wire part is sealed using NBR rubber；
Cover is connect with valve seat using three screw connections, O-ring built in centre, it is ensured that the reliability of connection and sealing
Property；
Motor, primary transmission toothed disc, screw rod outside be equipped with corrugation gasket and " O " type sealing ring, avoid combustion gas
Into security risk caused by inside.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is the exploded perspective view of the utility model；
Fig. 3 is the schematic diagram that the utility model screw rod is connect with primary transmission toothed disc；
Fig. 4 is the utility model nut inner hole schematic diagram；
Fig. 5 is the schematic diagram that the anti-motor of the utility model clutch blocks mechanism.
Specific embodiment
As shown in Figures 1 to 5, including valve body 1, motor 2, motor are equipped in the side of valve body 1 for a kind of gas meter motor valve
2 be micromachine, and 2 outlet of motor part is sealed using NBR rubber, and the outside of motor 2 is equipped with cover 3, and the output shaft of motor 2 connects
Transmission gear 4 is connect, transmission gear 4 connects deceleration mechanism, and deceleration mechanism is primary transmission toothed disc 5, primary transmission toothed disc 5
Inner wall is equipped with annular rack, and annular rack is engaged with transmission gear 4, and primary transmission toothed disc 5 is equipped with nut inner hole 6, spiral shell
Screw rod 7 is equipped in female endoporus 6, screw rod 7 blocks mechanism by the anti-motor of clutch and connect with primary transmission toothed disc 5, and screw rod 7 is remote
End connection turning set 8 from primary transmission toothed disc 5, the outside of turning set 8 is connected by gear blocks diaphragm 9, plugging film
The end of piece 9 is equipped with closure 10 corresponding with 1 enterprising gas port of valve body；
The anti-motor of clutch blocks mechanism and includes being connected to the clutch base 11 of 7 end of screw rod, and clutch base 11 is equipped with
Perforative installation passage 12, installation passage 12 is interior to be equipped with spring 13, and the both ends placement steel ball 14 of spring 13, steel ball 14, which is located at, to be installed
At the port of 12 both sides of channel, clutch base 11 is located in nut inner hole 6, and steel ball 14 and the hole wall of nut inner hole 6 are in close contact,
Evolution type groove 15 on the hole wall of nut inner hole 6.
Further, the outside of turning set 8 is arranged sealing cover 16, and sealing cover 16 is located at the bottom for blocking diaphragm 9, sealing cover 16
Play the role of sealing, prevent combustion gas from entering security risk caused by inside.
In the utility model, the valve seat 17 on valve body 1 is connect with cover 3 using three screws 18, and " O " type built in centre is close
Seal.
The screw rod 7 of the gas meter motor valve blocks mechanism by the anti-motor of clutch and is connect with primary transmission toothed disc 5, from
The anti-motor of clutch blocks mechanism and includes being connected to the clutch base 11 of 7 end of screw rod, and clutch base 11 is equipped with perforative installation
Channel 12, installation passage 12 is interior to be equipped with spring 13, and the both ends of spring 13 dispose steel ball 14, and steel ball 14 is located at 12 both sides of installation passage
Port at, clutch base 11 is located in nut inner hole 6, and the hole wall of steel ball 14 and nut inner hole 6 is in close contact, nut inner hole 6
Hole wall on evolution type groove 15, valve opening or after closing valve in place, when primary transmission toothed disc 5 further rotates, in clutch base 11
The steel ball 14 in portion skids relative to primary transmission toothed disc 5, high current caused by preventing motor rotation blockage and damage control panel；
7 bottom of screw rod is designed to bulb 71, and 6 bottom of nut inner hole is designed to plane, when valve reaches, the bulb of screw rod
71 parts are contacted with 6 planar base 61 of nut inner hole, and since contact surface is small, frictional force is especially small, when needing to unclamp, only need very little
Strength just can unclamp, avoid and loose caused by the big frictional force of plane contact do not open phenomenon；
And the circumferential surface of diaphragm 9 is blocked using ripple struction, sealed bottom face beveling, air-flow is subtracted with out-of-date during air inlet
Slight drag substantially reduces the pressure loss of the gas by valve；
Motor is driven using micro machine, and low in energy consumption, electric current is small, and motor outlet wire part is sealed using NBR rubber, sealing effect
More preferably, cover 3 is connect with valve seat 17 is connected using three screws 18, O-ring built in centre, it is ensured that the reliability of connection and close
Feng Xing；Motor, primary transmission toothed disc, screw rod outside be equipped with corrugation gasket and " O " type sealing ring, avoid combustion gas entrance
Security risk caused by inside.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only the utility model principle, on the premise of not departing from the spirit and scope of the utility model the utility model also have respectively
Kind changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (6)
1. including valve body, motor is equipped in the side of valve body for a kind of gas meter motor valve, the outside of motor is equipped with cover, motor
Output axis connection transmission gear, transmission gear connection deceleration mechanism, deceleration mechanism is primary transmission toothed disc, primary transmission tooth
The inner wall of wheel disc is equipped with annular rack, and annular rack is engaged with transmission gear, and primary transmission toothed disc is equipped with nut inner hole,
Screw rod is equipped in nut inner hole, which is characterized in that screw rod blocks mechanism by the anti-motor of clutch and connects with primary transmission toothed disc
It connects, end connection turning set of the screw rod far from primary transmission toothed disc, the outside of turning set is connected by gear blocks diaphragm, envelope
The end of stifled diaphragm is equipped with closure corresponding with the enterprising gas port of valve body；
The anti-motor of clutch blocks mechanism and includes being connected to the clutch base of screw rod end, and clutch base is equipped with perforative
Installation passage, installation passage is interior to be equipped with spring, and the both ends of spring dispose steel ball, and steel ball is located at the port of installation passage both sides,
Clutch base is located in nut inner hole, and the hole wall of steel ball and nut inner hole is in close contact, evolution type groove on the hole wall of nut inner hole.
A kind of 2. gas meter motor valve according to claim 1, which is characterized in that the bottom design balling-up of the screw rod
Head, nut inner hole bottom are designed to plane.
3. a kind of gas meter motor valve according to claim 1, which is characterized in that the circumferential surface for blocking diaphragm uses wave
Line structure, sealed bottom face beveling.
4. a kind of gas meter motor valve according to claim 1, which is characterized in that sealing is arranged on the outside of the turning set
Lid, sealing cover are located at the bottom for blocking diaphragm.
5. a kind of gas meter motor valve according to claim 1, which is characterized in that the valve seat on valve body uses three with cover
A screw connection, " O " type sealing ring built in centre.
6. a kind of gas meter motor valve according to claim 1, which is characterized in that the motor, primary transmission toothed disc,
The outside of screw rod is equipped with corrugation gasket and " O " type sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721528905.1U CN207500529U (en) | 2017-11-15 | 2017-11-15 | A kind of gas meter motor valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721528905.1U CN207500529U (en) | 2017-11-15 | 2017-11-15 | A kind of gas meter motor valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207500529U true CN207500529U (en) | 2018-06-15 |
Family
ID=62504234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721528905.1U Expired - Fee Related CN207500529U (en) | 2017-11-15 | 2017-11-15 | A kind of gas meter motor valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207500529U (en) |
-
2017
- 2017-11-15 CN CN201721528905.1U patent/CN207500529U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20191115 |