CN208090038U - The electromagnetic clutch structure of electric device for valve - Google Patents
The electromagnetic clutch structure of electric device for valve Download PDFInfo
- Publication number
- CN208090038U CN208090038U CN201820520923.3U CN201820520923U CN208090038U CN 208090038 U CN208090038 U CN 208090038U CN 201820520923 U CN201820520923 U CN 201820520923U CN 208090038 U CN208090038 U CN 208090038U
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- Prior art keywords
- pin
- clutch
- electric device
- valve
- handwheel
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Abstract
The utility model discloses a kind of electromagnetic clutch structures of electric device for valve, including worm gear, output shaft, handwheel body, handwheel, clutch, slip ring, coil and pin.Superiority：Using the above structure due to the utility model, it solves the problems, such as that hand-electric switching failure often occurs in electric device, while because saving hand-electric switching mechanism and other parts, reducing production cost, and eliminate unnecessary after-sales service expense.And when part pin position is damaged, it is only necessary to unload corresponding position damage pin, replace pin.
Description
Technical field
The utility model is related to electric device for valve technical field, the electromagnetic type clutch of especially a kind of electric device for valve
Device structure.
Background technology
Electric device for valve is a kind of electromechanical equipment opened and closed with electric drive valve, and electric device for valve has both electricity
Dynamic control and manual operation function, manual operation are realized by the man-operated mechanism of electric device for valve.Electric valve fills
It is electric device design, manufacture, the main performance index examined to set the reliability of manual operation and safety.It is used according to it special
Property is generally required to switch between electric operating and manual operation.The hand-electric switching mechanism of general electric device for valve
Opsition dependent is roughly divided into two kinds of patterns, one is hand-electric switching mechanism is arranged at the output shaft position of electric device for valve, separately
One is hand-electric switching mechanism is arranged at the worm shaft position of electric device for valve.The former is suitable for the electronic dress of medium-and-small torque
Set and electric device for valve use structural shape the most universal.Present document relates to content aiming at the structure carry out
Improvement.
In known technology, the conversion of hand-electric mode of operation is carried out on the output shaft of electric device for valve, structure is such as
Shown in Fig. 1.It is illustrated as the manual operation state of electric device for valve, it may be seen that when needing when that valve is manually operated to depress
Switching handle 6 makes the clutch 1 being located on output shaft 3 be moved up along axis, and 1 dental inlay of clutch is made to be disengaged with 2 dental inlay of worm gear.Clutch
Device 1 is entered with handwheel body 4 by dental inlay after moving up to be engaged, and handwheel body 4 is integrally formed with handwheel 5 by key connection mode.Rotation
Handwheel 5 can be by being transmitted to output shaft 3, and then directly drives electric device for valve, realizes the manual operation of valve.
There are following technological difficulties for the manual operating device of valve of this kind of structure：
1, to switch hand-electric switching mechanism based on handle, its is complicated, and involved part is mo(u)lded piece,
Its cost is higher.
2, quality problems are susceptible to switch the hand-electric switching mechanism based on handle, it may appear that cannot normally switch
Phenomenon, therefore after-sales service personnel is needed to go field maintenance, generate additional maintenance cost.
3, after the dental inlay position of clutch or worm gear is worn, it is necessary to replace entire part, especially for worm gear, no
Need to integrally disassemble electric device when only causing significant wastage, and replacing could complete to replace worm gear, for product field application
It is great defect.
Utility model content
The purpose of this utility model is to provide a kind of electromagnetic clutch structures of electric device for valve, it solves public affairs
Know technological difficulties present in technology, due to will be removed with switching the hand-electric switching mechanism based on handle in original structure, saves
Cost, and avoid the hidden danger of hand-electric switching failure.In addition, the structure can also replace correspondence in the case where pin damages
Pin part avoids huge waste caused by replacing entire part.
The technical solution of the utility model：A kind of electromagnetic clutch structure of electric device for valve, including worm gear, output
Axis, handwheel body and handwheel, the worm gear is mounted on output shaft and axial restraint, the handwheel body are fixedly connected with the hand wheel,
It is characterized in that further including clutch, slip ring, coil and pin, the clutch sleeve is mounted on output shaft and axial restraint, described
Pin is installed on the clutch, and compressed spring, the pin top and handwheel body lower part are placed between the pin and clutch
The engagement of dental inlay structure or pin lower part engaged with the dental inlay structure on worm gear top, the coil is embedded in and is fixed on clutch
Annular groove in, the slip ring and clutch shaft hole clearance fit are simultaneously fixed on babinet.
When pin top described above is engaged with the dental inlay structure of handwheel body lower part, the dental inlay of pin lower part and worm gear top
Structure detaches, and electric device for valve is manual operation state.
When pin lower part described above is engaged with the dental inlay structure on worm gear top, the dental inlay on pin top and handwheel body lower part
Structure detaches, and electric device for valve is electric operating state.
Worm gear described above is mounted on output shaft by shaft hole matching and axial restraint.
Handwheel body described above is fixedly connected with handwheel by key connection mode.
Clutch described above on output shaft and passes through shaft block ring axial restraint by spline connector sleeve.
Pin described above is installed on the clutch by shaft hole matching.
The quantity of pin described above is at least two.
The course of work of the utility model：
(1) electric operating state：Under the thrust of compressed spring, the pin lower part on clutch and worm gear top
The engagement of dental inlay structure, electric device for valve is electric operating state at this time, and worm screw rotation drives worm gear rotation, worm gear to rotate same
When pass through pin drive clutch rotation, clutch drive output shaft rotation, realize electric operating；
(2) manual operation state：When electric device for valve needs to be switched to manual operation state, by slip ring to insertion
Coil power supply in clutch makes pin compressed spring, axially moves up, and the dental inlay structure disengaging on pin and worm gear top is nibbled
It closes, and is engaged with the dental inlay structure of handwheel body lower part, complete the switching of hand-electric operation, electric device for valve is hand at this time
Dynamic mode of operation, rotates handwheel, drives the rotation of handwheel body, handwheel body to drive clutch to rotate by being engaged with pin, clutch
Output shaft rotation is driven, realizes manual operation.
The utility model has the advantages and positive effects of：Using the above structure due to the utility model, electricity is solved
Often there is the problem of hand-electric switching failure in dynamic device, while because saving hand-electric switching mechanism and other parts, dropping
Low production cost, and eliminate unnecessary after-sales service expense.And when part pin position is damaged, it is only necessary to unload pair
It answers position to damage pin, replaces pin.
Description of the drawings
Fig. 1 is the structural schematic diagram of the jaw clutch in known technology, and the electric device for valve in figure is to grasp manually
Make state.
Fig. 2 is a kind of structural schematic diagram of the electromagnetic clutch structure of electric device for valve involved by the utility model, figure
In electric device for valve be manual operation state.
Wherein, 1 is clutch, and 2 be worm gear, and 3 be output shaft, and 4 be handwheel body, and 5 be handwheel, and 6 be switching handle, 7 for from
Clutch, 8 be slip ring, and 9 be coil, and 10 be pin.
Specific implementation mode
A kind of electromagnetic clutch structure (see Fig. 2) of electric device for valve, including worm gear 2, output shaft 3,4 and of handwheel body
Handwheel 5, the worm gear 2 is mounted on output shaft 3 and axial restraint, the handwheel body 4 are fixedly connected with handwheel 5, and feature exists
In further including clutch 7, slip ring 8, coil 9 and pin 10, the clutch 7 is sleeved on output shaft 3 and axial restraint, described
Pin 10 is mounted on clutch 7, and compressed spring, 10 top of the pin and hand are placed between the pin 10 and clutch 7
The dental inlay structure of 4 lower part of wheel body engages or 10 lower part of pin is engaged with the dental inlay structure on 2 top of worm gear, and the coil 9 is embedded in
It is fixed in the annular groove of clutch 7, the slip ring 8 and 7 axis hole clearance fit of clutch are simultaneously fixed on babinet.
When 10 top of pin described above is engaged with the dental inlay structure of 4 lower part of handwheel body, 10 lower part of pin and 2 top of worm gear
Dental inlay structure separation, electric device for valve is manual operation state.
When 10 lower part of pin described above is engaged with the dental inlay structure on 2 top of worm gear, 10 top of pin and 4 lower part of handwheel body
Dental inlay structure separation, electric device for valve be electric operating state.
Worm gear 2 described above is mounted on output shaft 3 by shaft hole matching and axial restraint.
Handwheel body 4 described above is fixedly connected with handwheel 5 by key connection mode.
Clutch 7 described above on output shaft 3 and passes through shaft block ring axial restraint by spline connector sleeve.
Pin 10 described above is mounted on by shaft hole matching on clutch 7.
The quantity of pin 10 described above is two.
The course of work of the present embodiment：
(1) electric operating state：Under the thrust of compressed spring, on 10 lower part of pin and worm gear 2 on clutch 7
The dental inlay structure in portion engages, and electric device for valve is electric operating state at this time, and worm screw rotation drives worm gear 2 to rotate, and worm gear 2 revolves
Clutch 7 is driven to rotate by pin 10 while turning, clutch 7 drives output shaft 3 to rotate, and realizes electric operating；
(2) manual operation state：When electric device for valve needs to be switched to manual operation state, by slip ring 8 to embedding
The coil 9 entered in clutch 7 is powered, and is made 10 compressed spring of pin, is axially moved up, the dental inlay knot of pin 10 and 2 top of worm gear
Structure is disengaged from, and is engaged with the dental inlay structure of 4 lower part of handwheel body, and the switching of hand-electric operation is completed, at this time valve electricity
Dynamic device is manual operation state, rotates handwheel 5, and handwheel body 4 is driven to rotate, handwheel body 4 by engage with pin 10 drive from
Clutch 7 rotates, and clutch 7 drives output shaft 3 to rotate, and realizes manual operation.
Claims (8)
1. a kind of electromagnetic clutch structure of electric device for valve, including worm gear, output shaft, handwheel body and handwheel, the snail
Wheel is mounted on output shaft and axial restraint, the handwheel body are fixedly connected with the hand wheel, it is characterised in that further includes clutch, cunning
Ring, coil and pin, the clutch sleeve is on output shaft and axial restraint, the pin installation are on the clutch, described
Compressed spring is placed between pin and clutch, the pin top is engaged with the dental inlay structure of handwheel body lower part or pin
Lower part is engaged with the dental inlay structure on worm gear top, and coil insertion is fixed in the annular groove of clutch, the slip ring with from
Clutch axis hole clearance fit is simultaneously fixed on babinet.
2. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the pin
When top is engaged with the dental inlay structure of handwheel body lower part, pin lower part is detached with the dental inlay structure on worm gear top, electric valve dress
It is set to manual operation state.
3. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the pin
When lower part is engaged with the dental inlay structure on worm gear top, pin top is detached with the dental inlay structure of handwheel body lower part, electric valve dress
It is set to electric operating state.
4. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the worm gear
Simultaneously axial restraint is mounted on output shaft by shaft hole matching.
5. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the handwheel
Body is fixedly connected with handwheel by key connection mode.
6. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the clutch
Device on output shaft and passes through shaft block ring axial restraint by spline connector sleeve.
7. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the pin
On the clutch by shaft hole matching installation.
8. the electromagnetic clutch structure of a kind of electric device for valve according to claim 1, it is characterised in that the pin
Quantity be at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520923.3U CN208090038U (en) | 2018-04-13 | 2018-04-13 | The electromagnetic clutch structure of electric device for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520923.3U CN208090038U (en) | 2018-04-13 | 2018-04-13 | The electromagnetic clutch structure of electric device for valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208090038U true CN208090038U (en) | 2018-11-13 |
Family
ID=64056031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820520923.3U Active CN208090038U (en) | 2018-04-13 | 2018-04-13 | The electromagnetic clutch structure of electric device for valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208090038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374925A (en) * | 2018-04-13 | 2018-08-07 | 天津百利二通机械有限公司 | The electromagnetic clutch structure and its working method of electric device for valve |
-
2018
- 2018-04-13 CN CN201820520923.3U patent/CN208090038U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374925A (en) * | 2018-04-13 | 2018-08-07 | 天津百利二通机械有限公司 | The electromagnetic clutch structure and its working method of electric device for valve |
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