CN205078792U - Intelligent gas meter motor valve - Google Patents
Intelligent gas meter motor valve Download PDFInfo
- Publication number
- CN205078792U CN205078792U CN201520832344.9U CN201520832344U CN205078792U CN 205078792 U CN205078792 U CN 205078792U CN 201520832344 U CN201520832344 U CN 201520832344U CN 205078792 U CN205078792 U CN 205078792U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- valve
- motor
- nut
- gear
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model relates to an intelligent gas meter motor valve, including valve member and motor element, the valve member sets up in the motor element top, and the valve member includes valve body, sealed cowling, nut and screw rod, and sealed cowling, nut and screw rod set up in the valve body, nut and screw rod screw -thread fit, and the sealed cowling sets up on the nut, and motor element includes motor and disk seat, and the motor is installed in the disk seat, and the pivot and the screw drive of motor are connected, and the screw rod still is equipped with the spring in can stretching into the disk seat with reciprocating between nut and the disk seat, the screw rod is made for the conductor material, is equipped with the electrically conductive utmost point corresponding with the screw rod lower extreme in the disk seat, and the screw rod is connected with signal detection module electricity respectively with the electrically conductive utmost point, when the screw rod and when leading electrode contact, and signal detection module formation valve closed signals. The utility model discloses the signal is accurate, and corresponding fast, the false drop rate is extremely low, because make full use of valve member inner structure, life is longer.
Description
Technical field
The utility model relates to gas meter motor valve technical field, particularly a kind of intelligent gas meter motor valve that can provide valve closing signal.
Background technique
Gas meter adopts motor valve usually as actuator to control the open and close of gas meter, and intelligent gas meter also requires that motor valve provides valve closing testing signal when closing, and namely whether is in closed condition to valve and detects.Existing intelligent gas meter motor valve adopts mechanical contact-type or the magnetic induction type feeler mechanism valve-closed state to motor valve to detect mostly, mechanical contact-type feeler mechanism selects sensitive switch as signal source usually, along with the increase of valve opening and closing number of times, the less reliable of its mechanical transmission structure and sensitive switch, working life is shorter, and magnetic induction type feeler mechanism adopts the cooperation of magnet steel and peak value pipe circuit to detect usually, its testing precision is not high.All there is the situation of testing signal erroneous judgement in mechanical contact-type and magnetic induction type feeler mechanism, such as valve reality is not closed and put in place, and feeler mechanism then sends shutdown signal, and this situation easily causes gas leakage and cannot know, and very easily leads to security incident.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of intelligent gas meter motor valve, and its signal is accurate, and corresponding speed is fast, and false reject rate is extremely low, and owing to making full use of valve member internal structure, working life is longer.
For solving the problem, the utility model provides following technological scheme:
A kind of intelligent gas meter motor valve, comprise valve member and electric machine assembly, valve member is arranged at above electric machine assembly, and valve member comprises valve body, seal closure, nut and screw rod, seal closure, nut and screw rod are arranged in valve body, nut coordinates with screw flight, and seal closure is arranged on nut, and electric machine assembly comprises motor and valve seat, motor is installed in valve seat, the rotating shaft of motor is connected with screw drive, and screw rod can stretch in valve seat up or down, is also provided with spring between nut and valve seat; Screw rod is that conductor material is made, and be provided with the conductive electrode corresponding with screw rod lower end in valve seat, screw rod and conductive electrode are electrically connected with signal detection module respectively, and when screw rod contacts with conductive electrode, signal detection module generates valve closing signal.
Preferably, the shell of very motor is conducted electricity.
Further, valve seat is also provided with valve gap, between valve gap and valve seat, formative gear case, is equiped with gear train in gear-box, and motor is connected with screw drive by this gear train.The tertiary gear that gear train comprises the one-level gear be arranged on machine shaft, is installed in the secondary gear in gear-box and is arranged on screw rod, one-level gear engages with secondary gear, and secondary gear engages with tertiary gear.
Further, also comprise thumb wheel, thumb wheel is fixedly installed on screw rod, and thumb wheel is provided with block, and tertiary gear is movably set on screw rod, and tertiary gear is provided with the shifting block coordinated with block.
Wherein, spring is pagoda spring, and the upper end of spring is connected with nut, and the lower end of spring is connected with valve gap.Valve gap is provided with the axis hole coordinated with screw coaxial, and screw rod can moving axially along this axis hole.
Preferably, nut and spring are conductive material and make, and nut and spring are conductive material and make, and spring and conductive electrode are electrically connected with signal detection module respectively by wire.Valve body is provided with the wiring terminal passed for wire.
Compared with prior art the beneficial effects of the utility model are:
The utility model makes full use of the existing mechanism of valve member inside to form the feeler mechanism of valve-closed state, and it comprises screw rod, nut, spring and conductive electrode (shell of motor).During valve opening state, seal closure not with the valve port of valve body against, and screw rod can be arranged on valve seat up or down, therefore nut and screw rod upwards jack-up under the resilient force of spring, make to be separated between the lower end of screw rod and conductive electrode, under this state, valve closing signal can not be generated by trigger signal testing module.During valve-closed state, the valve port tight abutment of seal closure and valve body, now nut cannot move up, and screw rod is rotated further under driven by motor, now screw rod opposing nut moves down, the lower end of screw rod is abutted with conductive electrode, under this state, valve closing signal can be generated by trigger signal testing module.The utility model signal is accurate, and corresponding speed is fast, and false reject rate is extremely low, and owing to making full use of valve member internal structure, working life is longer.
Accompanying drawing explanation
Fig. 1 is decomposition texture schematic diagram of the present utility model.
Fig. 2 is sectional structure schematic diagram of the present utility model.
Description of reference numerals: 1. valve body; 2. seal closure; 3. nut; 4. screw rod; 5. motor; 6. valve seat; 7. spring; 8. valve gap; 9. gear-box; 10. one-level gear; 11. secondary gears; 12. tertiary gears; 13. thumb wheels; 14. blocks; 15. shifting blocks; 16. wiring terminals.
Embodiment
Below in conjunction with Figure of description and embodiment, specific embodiment of the utility model is described in further detail:
Referring to figs. 1 through a kind of intelligent gas meter motor valve shown in Fig. 2, comprise valve member and electric machine assembly, valve member is arranged at above electric machine assembly, valve member comprises valve body 1, seal closure 2, nut 3 and screw rod 4, and seal closure 2, nut 3 and screw rod 4 are arranged in valve body 1, nut 3 and screw rod 4 screw-thread fit, seal closure 2 is arranged on nut 3, electric machine assembly comprises motor 5 and valve seat 6, and motor 5 is installed in valve seat 6, and rotating shaft and the screw rod 4 of motor 5 are in transmission connection.Motor 5 drive screw 4 rotates, nut 3 and screw rod 4 screw-thread fit, and nut 3 is subject to the position-limiting action (described below) of spring 7, nut 3 can also be undertaken spacing by seal closure 2, therefore when screw rod 4 rotates, nut 3 can only moving axially along screw rod 4, and then drive seal closure 2 moving axially along screw rod 4, thus the keying realized between seal closure 2 and the valve port of valve body 1 coordinates.The sealing principle of start-stop of above-mentioned motor valve is except spring 7 limit part, and all the other are prior art, therefore can do any trickle amendment, equivalent variations and modification for this part-structure those skilled in the art.
Further, valve seat 6 is also provided with valve gap 8, formative gear case 9 between valve gap 8 and valve seat 6, is equiped with gear train in gear-box 9, and motor 5 is in transmission connection by this gear train and screw rod 4, requires lower, thus can select low-power machine 5 to motor 5 output torque.The tertiary gear 12 that gear train comprises the one-level gear 10 be arranged in motor 5 rotating shaft, is installed in the secondary gear 11 in gear-box 9 and is arranged on screw rod 4, one-level gear 10 engages with secondary gear 11, and secondary gear 11 engages with tertiary gear 12.
Further, also comprise thumb wheel 13, thumb wheel 13 is fixedly installed on screw rod 4, and thumb wheel 13 is provided with block 14, and tertiary gear 12 is movably set on screw rod 4, and tertiary gear 12 is provided with the shifting block 15 coordinated with block 14.The shifting block 15 of tertiary gear 12 coordinates with the block 14 of thumb wheel 13 can make motor 5 have the buffer starting time, when motor 5 rotates forward, the rotating shaft of motor 5 drives tertiary gear 12 to rotate by one-level gear 10 and secondary gear 11, now the block 14 of shifting block 15 and the thumb wheel 13 of tertiary gear 12 also not against, therefore tertiary gear 12 is now only had to rotate, and screw rod 4 is motionless, when the block 14 that tertiary gear 12 turns to its shifting block 15 and thumb wheel 13 against time, thumb wheel 13 and screw rod 4 just can be driven to rotate, namely motor 5 starts just load after a period of time, in like manner, when motor 5 rotates forward, motor 5 also just load after startup a period of time, the load of this scheme relative motor 5 starts, can available protecting motor 5.
Screw rod 4 can stretch in valve seat 6 up or down, and valve gap 8 is provided with the axis hole with screw rod 4 coaxial cooperation, and screw rod 4 can moving axially along this axis hole.Spring 7 is also provided with between nut 3 and valve seat 6, spring 7 is pagoda spring 7, the upper end of spring 7 is connected with nut 3, the lower end of spring 7 is connected with valve gap 8, pagoda spring 7 can prevent nut 3 from rotating, nut 3 is moved, the telescopic direction of its medi-spring 7 and the axial consistent of screw rod 4 along the telescopic direction of spring 7.Screw rod 4 is made for conductor material, is provided with the conductive electrode corresponding with screw rod 4 lower end in valve seat 6, preferably, conducts electricity the shell of very motor 5.Screw rod 4 and conductive electrode are electrically connected with signal detection module respectively, and preferably, nut 3 and spring 7 are conductive material and make, and nut 3 and spring 7 are conductive material and make, and spring 7 and conductive electrode are electrically connected with signal detection module respectively by wire; Valve body 1 is provided with the wiring terminal 16 passed for wire, and wiring terminal 16 is used for fixing wire, seals simultaneously.
This intelligent gas meter motor valve makes full use of the existing mechanism of valve member inside to form the feeler mechanism of valve-closed state, and it comprises the shell of screw rod 4, nut 3, spring 7 and motor 5.During valve opening state, seal closure 2 not with the valve port of valve body 1 against, and screw rod 4 can be arranged on valve seat 6 up or down, therefore nut 3 and screw rod 4 upwards jack-up under the resilient force of spring 7, make to be separated between the lower end of screw rod 4 and conductive electrode, under this state, valve closing signal can not be generated by trigger signal testing module.During valve-closed state, the valve port tight abutment of seal closure 2 and valve body 1, now nut 3 cannot move up, and screw rod 4 is rotated further under motor 5 drives, now screw rod 4 opposing nut 3 moves down, the lower end of screw rod 4 is abutted with conductive electrode, as in Fig. 2 shown in A, screw rod 4 lower end abuts with motor 5 shell, make signal detection module, motor 5 shell, screw rod 4, nut 3 and pagoda spring 7 form galvanic circle, under this state, valve closing signal can be generated by trigger signal testing module.
This intelligent gas meter motor valve signal is accurate, and corresponding speed is fast, and false reject rate is extremely low, and owing to making full use of valve member internal structure, working life is longer.
The above, it is only preferred embodiment of the present utility model, not any restriction is made to technical scope of the present utility model, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of the technical solution of the utility model.
Claims (9)
1. an intelligent gas meter motor valve, comprise valve member and electric machine assembly, valve member is arranged at above electric machine assembly, valve member comprises valve body (1), seal closure (2), nut (3) and screw rod (4), seal closure (2), nut (3) and screw rod (4) are arranged in valve body (1), nut (3) and screw rod (4) screw-thread fit, seal closure (2) is arranged on nut (3), electric machine assembly comprises motor (5) and valve seat (6), motor (5) is installed in valve seat (6), rotating shaft and the screw rod (4) of motor (5) are in transmission connection, it is characterized in that: screw rod (4) can stretch in valve seat (6) up or down, spring (7) is also provided with between nut (3) and valve seat (6), screw rod (4) is made for conductor material, the conductive electrode corresponding with screw rod (4) lower end is provided with in valve seat (6), screw rod (4) and conductive electrode are electrically connected with signal detection module respectively, when screw rod (4) contacts with conductive electrode, signal detection module generates valve closing signal.
2. intelligent gas meter motor valve according to claim 1, is characterized in that: conduct electricity the shell of very motor (5).
3. intelligent gas meter motor valve according to claim 1 and 2, it is characterized in that: valve seat (6) is also provided with valve gap (8), formative gear case (9) between valve gap (8) and valve seat (6), gear-box is equiped with gear train in (9), and motor (5) is in transmission connection by this gear train and screw rod (4).
4. intelligent gas meter motor valve according to claim 3, it is characterized in that: the tertiary gear (12) that gear train comprises the one-level gear (10) be arranged in motor (5) rotating shaft, is installed in the secondary gear (11) in gear-box (9) and is arranged on screw rod (4), one-level gear (10) engages with secondary gear (11), and secondary gear (11) engages with tertiary gear (12).
5. intelligent gas meter motor valve according to claim 4, it is characterized in that: also comprise thumb wheel (13), thumb wheel (13) is fixedly installed on screw rod (4), thumb wheel (13) is provided with block (14), tertiary gear (12) is movably set on screw rod (4), and tertiary gear (12) is provided with the shifting block (15) coordinated with block (14).
6. intelligent gas meter motor valve according to claim 3, it is characterized in that: spring (7) is pagoda spring (7), the upper end of spring (7) is connected with nut (3), and the lower end of spring (7) is connected with valve gap (8).
7. intelligent gas meter motor valve according to claim 3, is characterized in that: valve gap (8) is provided with the axis hole with screw rod (4) coaxial cooperation, and screw rod (4) can moving axially along this axis hole.
8. intelligent gas meter motor valve according to claim 1, is characterized in that: nut (3) and spring (7) are conductive material and make, and spring (7) and conductive electrode are electrically connected with signal detection module respectively by wire.
9. intelligent gas meter motor valve according to claim 8, is characterized in that: valve body (1) is provided with the wiring terminal (16) passed for wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832344.9U CN205078792U (en) | 2015-10-26 | 2015-10-26 | Intelligent gas meter motor valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832344.9U CN205078792U (en) | 2015-10-26 | 2015-10-26 | Intelligent gas meter motor valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078792U true CN205078792U (en) | 2016-03-09 |
Family
ID=55431202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520832344.9U Withdrawn - After Issue CN205078792U (en) | 2015-10-26 | 2015-10-26 | Intelligent gas meter motor valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078792U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221757A (en) * | 2015-10-26 | 2016-01-06 | 宁波万诺宝通机电制造有限公司 | Intelligent gas meter motor valve |
| CN107345595A (en) * | 2017-09-08 | 2017-11-14 | 宁波万诺宝通机电制造有限公司 | Quick closing valve motor valve built in a kind of intelligent gas meter |
| CN107387840A (en) * | 2017-09-08 | 2017-11-24 | 宁波万诺宝通机电制造有限公司 | A kind of intelligent gas meter built-in motor valve |
-
2015
- 2015-10-26 CN CN201520832344.9U patent/CN205078792U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221757A (en) * | 2015-10-26 | 2016-01-06 | 宁波万诺宝通机电制造有限公司 | Intelligent gas meter motor valve |
| CN107345595A (en) * | 2017-09-08 | 2017-11-14 | 宁波万诺宝通机电制造有限公司 | Quick closing valve motor valve built in a kind of intelligent gas meter |
| CN107387840A (en) * | 2017-09-08 | 2017-11-24 | 宁波万诺宝通机电制造有限公司 | A kind of intelligent gas meter built-in motor valve |
| CN107387840B (en) * | 2017-09-08 | 2019-04-09 | 宁波万诺宝通机电制造有限公司 | A kind of intelligent gas meter built-in motor valve |
| CN107345595B (en) * | 2017-09-08 | 2023-06-13 | 宁波万诺宝通机电制造有限公司 | Built-in quick-closing motor valve of intelligent gas meter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205078792U (en) | Intelligent gas meter motor valve | |
| CN105221757A (en) | Intelligent gas meter motor valve | |
| CN203659651U (en) | Self-adapting moving contact assembly | |
| CN201496747U (en) | Automatic transmission oil filling control device | |
| CN103573734B (en) | Motoring control without return opening drier oil switch valve | |
| CN103851226A (en) | High speed high flow self-resetting electromagnetic valve | |
| CN105235502B (en) | A kind of oil tank cover sealing control system and its control method | |
| CN204924386U (en) | Be used for adorning jar machine hydraulic tank liquid level lower bound alarm control switching device | |
| CN204732352U (en) | A kind of electromagnetic switch and apply the vehicle starter of this electromagnetic switch | |
| CN210269157U (en) | Low-cost device for detecting rotation of shaft lever | |
| CN205154448U (en) | Diesel engine egr valve | |
| CN209766263U (en) | Sealing reversing box for high-voltage electric mechanism | |
| CN106499807A (en) | A kind of back of the body magnetic-type neutral position switch structure | |
| CN203584390U (en) | Visual intelligent constant-current self-control device | |
| CN206290683U (en) | Back of the body magnetic-type neutral position switch structure | |
| CN202402754U (en) | Regulating valve driver | |
| CN207729001U (en) | A kind of device for controlling type variable valve position | |
| CN203398949U (en) | Electronic noncontact unidirectionally-rotating intelligent wiper motor | |
| CN201272296Y (en) | Gear signal apparatus | |
| CN101979957B (en) | Oil-immersed sensor for locomotive | |
| CN204168043U (en) | A kind of water-cooled machine with drainage arrangement | |
| CN209946196U (en) | Device for detecting rotation of valve rod shaft by magnetic switch | |
| CN109723882A (en) | It is a kind of for controlling the mechanism of type variable valve position | |
| CN203398948U (en) | Electronic noncontact bidirectionally-rotating intelligent wiper motor | |
| CN103427567A (en) | Electronic non-contact bidirectional rotary intelligent wiper motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160309 Effective date of abandoning: 20170815 |