CN2886242Y - Gas supply control valve for IC card intelligent gas meter - Google Patents
Gas supply control valve for IC card intelligent gas meter Download PDFInfo
- Publication number
- CN2886242Y CN2886242Y CN 200620079002 CN200620079002U CN2886242Y CN 2886242 Y CN2886242 Y CN 2886242Y CN 200620079002 CN200620079002 CN 200620079002 CN 200620079002 U CN200620079002 U CN 200620079002U CN 2886242 Y CN2886242 Y CN 2886242Y
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- CN
- China
- Prior art keywords
- valve
- hole
- depression bar
- cap
- ring
- 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 discloses an output gas control valve with an IC card smart meter, including a valve body and a valve core in the valve body. The valve core composes of some supporting poles with an up ring and a down ring on each. The down ring has a combined shorten-diameter inner annular tube, which is used as a valve mouth with a beveled mouth surface, on which is provided with a sealing valve cover, which could be raised and opened via a 'U' shape driving frame linked to a driving shaft. The driving shaft is arranged at the up ring and connected with the miniature DC motor outside the valve body via a magnetism driving insulating configuration to insulate the motor and the valve body totally, therefore, the problems of the pollution of the gas to the motor and the failure of the valve are solved thoroughly, at the same time, the utility model of valve structure is also characterized in clear gas path, little breakage due to pressing, good property of flame resistance, small braking current and saving battery.
Description
Affiliated technical field
The utility model relates to a kind of gas control valve, specifically, it be a kind of IC-card intelligent gas instrument give the gas control valve door.
Background technique
In prior art, all be equipped with one in the IC-card intelligent instrument and give the gas control valve door, should be controlled by Control System of Microcomputer in the instrument to the gas control valve door, when IC-card is supplemented with money in instrument, should be to the controlled execution valve opening of gas control valve door, and the value of being filled is when using up, the controlled execution valve closing of this control valve.Though the performance of IC-card Intelligent Instrument has been widely used in family and industry, wherein give the gas control valve door perfect inadequately because of structural design, the situation of Control Failure also usually appears, makes often to occur dispute between gas supply department and the user for this reason.Referring to Fig. 4, existing public use mainly drive reducing motor 26 for the gas control valve door by valve body 24, valve gap 25, minisize dc and be located at valve gap 25 and motor 26 output shafts between feed screw nut's driving mechanism 27 form.When motor was just changeing, driving screw mandrel just changeed, and actuating valve moves throttle down in front of the door, and during the motor counter-rotating, screw mandrel also reverses, and actuating valve is backed out behind the door and opened valve, thereby finishes the open and close of valve.The subject matter of this valve is: motor places the pollution that directly is subjected to combustion gas in the valve body, on some impurity and the dust commutating brush attached to motor, makes its bad connection, and the result causes that motor can't rotate, the valve open and close are malfunctioning.Moreover, motor places in the valve body, formation stops to the gas circuit in the valve, during valve opening, the combustion gas that enters valve body must be shunted from all effluents of motor to valve port (shown in arrow Fig. 4), thereby to the resistance that the combustion gas by valve has formed, the crushing that combustion gas is carried increases, and has increased the combustion gas conveying energy consumption.In addition, this valve is when open and close, and the stalling current of motor is bigger, and generally between 400～700 milliamperes, it is bigger to battery consumption, makes battery altering too frequent, both uneconomically also makes troubles to the user.
The model utility content
The purpose of this utility model is in order to overcome the shortcoming of prior art, provide a kind of isolated magnetic transmission IC-card intelligent gas instrument to the gas control valve door, in order to the problem of thorough solution Control Failure etc.
For achieving the above object, solution of the present utility model is as follows:
This valve comprises a valve body and the spool that is located in the valve body, described spool has a spool support that cooperates with body cavity, this spool support is by last, following two ring sets and be located at two struts between the ring set and constitute, described down ring set has a undergauge inner sleeve with its disjunctor, the upper end-hole of this inner sleeve is a valve port, and its actinal surface is a beveled mouth, on valve port, be provided with a sealed valve cap, sealing valve gap hinge is associated on the valve gap bearing, described valve gap bearing be fixed on down on the ring set or with following ring set consubstantiality, a live axle that crosses is housed on described upper ring cap, described sealed valve cap links by a U-shaped bogie and live axle, the open end of described U-shaped bogie connects firmly on live axle, its closed end is worn on the carrying handle of sealed valve cap, on the sidewall of described valve body, be provided with a seal isolation cover corresponding to the axial position of live axle, in sealing shielding can (14), be provided with a retarder (18), described live axle (12) connects with the output shaft axle of described retarder (18), a magnet ring is installed on the spindle nose of described reducer input shaft, also coaxial in the exterior edge face of described shielding can an electrical machinery cover is housed, in this electrical machinery cover, put a retarder and minisize dc drive motor or minisize dc deceleration motor, the spindle nose of described retarder or reducing motor output shaft is equipped with another magnet ring, and the end face of this magnet ring is relative with the end face of seal isolation cover middle magnetic ring.
The further improvement project of the utility model is as follows:
The carrying handle of described sealed valve cap is a depression bar that connects firmly on sealed valve cap, sealed valve cap is associated on the valve gap bearing by this depression bar hinge, have a tegillum hole in the center of sealed valve cap, position corresponding to the tegillum hole on depression bar has a little sealing cover that matches with the tegillum hole, described depression bar is bound up on the sealed valve cap by two screws vertically arranging along depression bar, screw hole on the depression bar is for passing through the hole, screw hole on the sealed valve cap is a tapping hole, be with holddown spring on the set screw near depression bar hinge connection place, with respect to the slight perk of sealed valve cap little sealing cover is opened in the time of can making it on being subjected to, put forward flip power after described depression bar is fixed by this bolt structure, have the hole of carrying on the arm of a U-shaped bogie in the side at described depression bar middle part, the described hole of carrying on the arm is a long through groove of vertically expanding along depression bar.
The inside and outside both sides of described shielding can end plates are respectively equipped with the embedding mounting hole of described two magnet rings, and the thickness of described magnet ring isolating plate is 0.5～3 millimeter.
The angle α of the beveled mouth of described valve port and its level mouth is 20 °～70 °.
The lower end of described valve body is provided with an end cap, be connected with the cover of stretching under that is threaded on this end cap, be threaded to put at this and be with the attaching nut, on connecting sleeve and attaching nut's screw thread, be provided with an annular groove, the ball that communicates with annular groove that radially has the attaching nut is inserted the hole, and a plurality of balls are inserted in the annular groove by inserting the hole.
Compared with the prior art the utility model has following characteristics:
One, the utility model has adopted the isolated magnetic drive mechanism, and motor is isolated in outside the valve pocket fully, has thoroughly prevented the pollution of combustion gas to motor, has not only guaranteed the reliability of valve event, has also improved its explosion-proof performance greatly.
Two, because motor shifts out valve body, valve gap has adopted the raising type opening structure again simultaneously, and can get out of the way valve port fully when starting, and when making valve opening, gas circuit is unimpeded fully, thereby has reduced crushing, has reduced the combustion gas conveying energy consumption.
Three, be provided with guide's little valve gap on the sealed valve cap of the present utility model, when opening valve gap, little valve gap is opened earlier, play the release effect, like this, just can big sealed valve cap be opened, reduce the driving force of motor, reach economize on electricity, prolonged the instrument power supply battery effect in working life with less power.
Four, magnetic transmission isolation structure of the present utility model also can reduce valve opening and the stalling current of closing greatly, because the stalling current of this valve is the electric current that skids of two magnet ring magnetic force, through actual test, this valve open and close electric current is about 180 milliamperes, electric current is arranged on and is enough to make the valve open and close about 200 milliamperes so will skid, so stalling current can be limited in skidding on the electric current, therefore, greatly reduce stalling current, increased the working life of instrument power supply battery.
Description of drawings
Fig. 1, overall structure sectional view of the present utility model.
Fig. 2, valve core structure sectional view (the A-A sectional view of Fig. 1).
Fig. 3, isolation cover structure sectional view.
Fig. 4, existing valve mechanism schematic representation.
Embodiment
Describe structure of the present utility model and working principle in detail according to embodiment below.
Referring to Fig. 1, it has a tubular valve body 1, in this tubular valve body, be provided with a spool support that cooperates with valve body 1 inner chamber, referring to Fig. 2, this spool support is made of upper ring cap 2 and following ring set 3 and the strut 4 that is located between this upper and lower ring set, and described strut 4 preferably uniformly-spaced is provided with 3～4 along the ring set circumference; Described down ring set 3 has a undergauge inner sleeve 3-1 with its disjunctor, and the upper end-hole of this inner sleeve is a valve port, and its actinal surface is beveled mouth, and the angle α of this beveled mouth and its level mouth selects between 20 °～70 °; On valve port, be provided with a sealed valve cap 5, on sealed valve cap 5, be provided with a depression bar 6, this depression bar is bound up on the sealed valve cap 5 by two screws 7,8, screw hole on the depression bar 6 is for passing through the hole, screw hole on the sealed valve cap 5 is a tapping hole, be with holddown spring 9 on the screw 7, the tail end hinge of depression bar 6 is associated on the sealed valve cap bearing 10, this valve gap bearing 10 be fixed on down on the ring set 3 or with following ring set consubstantiality, have a tegillum hole 5-1 in the center of sealed valve cap 5, the position corresponding to tegillum hole 5-1 on depression bar 6 has a little sealing cover 11; When depression bar 6 was subjected to upper lifting force, depression bar 6 was earlier with respect to sealed valve cap 5 slight perks, and then little sealing cover 11 is raised earlier to be opened, and carries out release, and after the release, big sealed valve cap (5) can easily be mentioned to be opened, thereby reached the effect of laborsaving economize on electricity.
A live axle that crosses 12 is housed on described upper ring cap 2, on live axle 12, fix a bogie, this bogie is a U-shaped bogie 13, its open end connects firmly on live axle 12, its closed end is worn on the carrying handle of sealed valve cap 5, this routine carrying handle is a depression bar 6, what have a U-shaped bogie 13 in the side at depression bar 6 middle parts carries hole 6-1 on the arm, this carries the hole on the arm is a long through groove of vertically expanding along depression bar 6, like this, can make U-shaped bogie 13 carry in the rotation motion or in long through groove, slide at random when pressing down valve gap doing with live axle 12.When live axle 12 clockwise rotated, U-shaped bogie 13 pressed down, and sealed valve cap 5 is closed, and when live axle 12 rotates counterclockwise, lifted on the U-shaped bogie 13, and sealed valve cap 5 is opened.The position of axially stretching out corresponding to live axle 12 on the sidewall of valve body 1 is provided with a seal isolation cover 14, the spindle nose axle of live axle 12 is connected in the output shaft of retarder 18 in the seal isolation cover 14, and a magnet ring 15 is installed on the input shaft of retarder 18, also coaxial in the exterior edge face of described shielding can 14 electrical machinery cover 19 is housed, in this electrical machinery cover, put a retarder and minisize dc drive motor or minisize dc deceleration motor 16, and the spindle nose of reducing motor 16 output shafts is equipped with another magnet ring 17, and the end face of this magnet ring 17 is relative with the end face of magnet ring 15; The moment that motor shaft is exported is delivered to live axle by the magnetic drives isolation of two magnet rings 15,17, makes it drive the action of U-shaped bogie, and control motor forward or reverse gets final product the unlatching of control valve or closes.This valve has been realized the isolation fully of motor and valve pocket.
Referring to the mounting distance between Fig. 1,3, two magnet rings 15,17 is very crucial, and this has determined whether magnetic force can effectively transmit.For guarantee two magnet rings, 15,17 mounting points accurately, be respectively equipped with magnet ring in the and arranged on left and right sides of the end plates of shielding can 14 and embed mounting hole 14-1,14-2, the thickness of described magnet ring isolating plate 14-3 is 0.5～3 millimeter.
Again referring to Fig. 1, the lower end of described valve body 1 is provided with an end cap 20, be connected with on this end cap and stretch the cover 20-1 that is threaded under one, be threaded to put at this and be with attaching nut 21, on connecting sleeve and attaching nut's screw thread, be provided with an annular groove, the ball that communicates with annular groove that radially has the attaching nut is inserted hole 23, and a plurality of balls 22 are inserted in the annular groove by inserting hole 23.This structure can make the attaching nut rotate with respect to connecting sleeve 20-1, and after the attaching nut screwed, valve body still can rotate on the suitable position, and does not rotate with the attaching nut.
Claims (6)
1, a kind of IC-card intelligent gas instrument give the gas control valve door, it comprises a valve body (1) and is located at spool in the valve body, it is characterized in that: described spool has a spool support that cooperates with body cavity, this spool support is by last, following two ring sets (2,3) and be located at two struts (4) between the ring set and constitute, described down ring set (3) has a undergauge inner sleeve (3-1) with its disjunctor, the upper end-hole of this inner sleeve is a valve port, and its actinal surface is a beveled mouth, on valve port, be provided with a sealed valve cap (5), sealing valve gap (5) hinge is associated on the valve gap bearing (10), described valve gap bearing be fixed on down that ring set (3) is gone up or with following ring set (3) consubstantiality, a live axle that crosses (12) is housed on described upper ring cap (2), described sealed valve cap (5) links by a U-shaped bogie (13) and live axle (12), the open end of described U-shaped bogie connects firmly on live axle, its closed end is worn on the carrying handle of sealed valve cap (5), on the sidewall of described valve body (1), be provided with a seal isolation cover (14) corresponding to the axial position of live axle (12), in sealing shielding can (14), be provided with a retarder (18), described live axle (12) connects with the output shaft axle of described retarder (18), a magnet ring (15) is installed on the spindle nose of described retarder (18) input shaft, the also coaxial electrical machinery cover (19) that is equipped with in the exterior edge face of described shielding can, in this electrical machinery cover, put a retarder and minisize dc drive motor or minisize dc deceleration motor (16), the spindle nose of described retarder or reducing motor output shaft is equipped with another magnet ring (17), and the end face of this magnet ring is relative with the end face of seal isolation cover (14) middle magnetic ring (15).
2, IC-card intelligent gas instrument according to claim 1 give the gas control valve door, it is characterized in that: the carrying handle of described sealed valve cap (5) is a depression bar (6) that connects firmly on sealed valve cap, sealed valve cap (5) is associated on the valve gap bearing (10) by this depression bar (6) hinge, have a tegillum hole (5-1) in the center of sealed valve cap (5), the position of going up corresponding to the tegillum hole at depression bar (6) has a little sealing cover (11) that matches with the tegillum hole, two screws (7 of described depression bar (6) by vertically arranging along depression bar, 8) be bound up on the sealed valve cap (5), screw hole on the depression bar is for passing through the hole, screw hole on the sealed valve cap is a tapping hole, be with holddown spring (9) on the set screw (7) near depression bar hinge connection place, with respect to the slight perk of sealed valve cap (5) little sealing cover (11) is opened in the time of can making it on being subjected to, put forward flip power after described depression bar (6) is fixed by this bolt structure, what have a U-shaped bogie in the side at described depression bar (6) middle part carries hole (6-1) on the arm, and the described hole of carrying on the arm is a long through groove of vertically expanding along depression bar.
3, IC-card intelligent gas instrument according to claim 1 and 2 gives the gas control valve door, it is characterized in that: the inside and outside both sides of described shielding can (14) end plates are respectively equipped with the embedding mounting hole (14-1,14-2) of described two magnet rings (15,17), and the thickness of described magnet ring isolating plate (14-3) is 0.5～3 millimeter.
4, IC-card intelligent gas instrument according to claim 1 and 2 give the gas control valve door, it is characterized in that: the angle α of the beveled mouth of described valve port and its level mouth is 20 °～70 °.
5, IC-card intelligent gas instrument according to claim 3 give the gas control valve door, it is characterized in that: the angle α of the beveled mouth of described valve port and its level mouth is 20 °～70 °.
6, IC-card intelligent gas instrument according to claim 1 and 2 gives the gas control valve door, it is characterized in that: the lower end of described valve body (1) is provided with an end cap (20), be connected with the cover of stretching under (20-1) that is threaded on this end cap, be threaded to put at this and be with attaching nut (21), on connecting sleeve and attaching nut's screw thread, be provided with an annular groove, the ball that communicates with annular groove that radially has the attaching nut is inserted hole (23), and a plurality of balls (22) are inserted in the annular groove by inserting hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620079002 CN2886242Y (en) | 2006-05-18 | 2006-05-18 | Gas supply control valve for IC card intelligent gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620079002 CN2886242Y (en) | 2006-05-18 | 2006-05-18 | Gas supply control valve for IC card intelligent gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2886242Y true CN2886242Y (en) | 2007-04-04 |
Family
ID=37961332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620079002 Expired - Fee Related CN2886242Y (en) | 2006-05-18 | 2006-05-18 | Gas supply control valve for IC card intelligent gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2886242Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424355B (en) * | 2007-11-02 | 2010-05-19 | 湖南威铭能源科技有限公司 | Isolation type magnetic drive leak-proof apparatus for driving valve |
| CN108343772A (en) * | 2018-04-04 | 2018-07-31 | 西安永安智能科技有限公司 | A kind of IC card combustion gas prepaid control valve |
-
2006
- 2006-05-18 CN CN 200620079002 patent/CN2886242Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424355B (en) * | 2007-11-02 | 2010-05-19 | 湖南威铭能源科技有限公司 | Isolation type magnetic drive leak-proof apparatus for driving valve |
| CN108343772A (en) * | 2018-04-04 | 2018-07-31 | 西安永安智能科技有限公司 | A kind of IC card combustion gas prepaid control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20070404 Termination date: 20110518 |