CN212377435U - Valve lead screw packing sealing pressure increasing and decreasing device - Google Patents
Valve lead screw packing sealing pressure increasing and decreasing device Download PDFInfo
- Publication number
- CN212377435U CN212377435U CN202021944869.9U CN202021944869U CN212377435U CN 212377435 U CN212377435 U CN 212377435U CN 202021944869 U CN202021944869 U CN 202021944869U CN 212377435 U CN212377435 U CN 212377435U
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- packing
- box
- lead screw
- valve
- ring
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Abstract
The utility model belongs to the technical field of pressure increase and decrease ware, concretely relates to valve lead screw packing sealing pressure increase and decrease ware, the top in flexible lid is fixed to the iron ring dish, the iron ring dish passes through the spring and is connected with the electromagnetism box, be provided with the iron core in the electromagnetism box, the winding has the coil on the iron core, flexible cover is established on the electromagnetism box, the axial direction slip of electromagnetism box can be followed to flexible lid, flexible lid and electromagnetism box setting are on the sealing packing groove of valve lead screw. The utility model discloses when valve switch opens, can be fast to the decompression of seal packing to when reducing the sealed packing force of packing, reduce the wearing and tearing of lead screw and sealing washer, when valve switch turn-offs, can shut down fast, the utility model discloses a spring pop out produces elasticity, acts on sealed lead screw with the packing force jointly, to the sealed increase in pressure of lead screw packing, sealed effect that does not leak that reaches. The utility model is used for valve lead screw packing sealing pressure's increase and decrease.
Description
Technical Field
The utility model belongs to the technical field of pressure increase and decrease ware, concretely relates to valve lead screw packing sealing pressure increase and decrease ware.
Background
At present, in industrial and civil life, the valves of various types are difficult to open and close in the using process, and when the opening and closing times of the valves are increased, the leakage phenomenon of valve screw rods occurs. The valve is hard to open and close and the lead screw leaks outwards because: the lead screw packing has large packing pressing force and good sealing, so the switch is laborious, and when the times of use are increased, the lead screw abrades the packing, and the leakage phenomenon can occur.
SUMMERY OF THE UTILITY MODEL
To above-mentioned valve switch in the use is harder, the valve lead screw takes place the technical problem of outer leakage phenomenon easily, the utility model provides a convenient to use, labour saving and time saving, efficient valve lead screw packing sealing pressure increase subtracts ware.
In order to solve the technical problem, the utility model discloses a technical scheme be:
the utility model provides a valve lead screw filler sealing pressure increases subtracts ware, includes flexible lid, iron ring dish, spring, outer O type sealing washer, interior O type sealing washer, iron core, coil, electromagnetism box, outer connector, the top in flexible lid is fixed to the iron ring dish, the iron ring dish passes through the spring and is connected with the electromagnetism box, be provided with the iron core in the electromagnetism box, the winding has the coil on the iron core, flexible lid cover is established on the electromagnetism box, flexible lid can slide along the axial direction of electromagnetism box, flexible lid and electromagnetism box setting are on the sealing filler groove of valve lead screw.
The telescopic cover and the electromagnetic box are of annular structures, the telescopic cover and the electromagnetic box are sleeved on a sealing packing groove of the valve screw rod, the telescopic cover is arranged at the bottom of the packing seal ring, the electromagnetic box is arranged at the top of the packing gland, and the telescopic cover and the electromagnetic box are compressed and fixed through the packing seal ring and the packing gland.
The telescopic cover is connected with the electromagnetic box through an outer O-shaped sealing ring and an inner O-shaped sealing ring, the outer O-shaped sealing ring is arranged at the joint of the telescopic cover and the outer ring of the electromagnetic box, and the inner O-shaped sealing ring is arranged at the joint of the telescopic cover and the inner ring of the electromagnetic box.
The iron ring plate is made of iron or a permanent magnet.
The side of the electromagnetic box is provided with a wire hole, the coil is connected to an external connector through the wire hole, and the external connector is connected to the valve electric actuator.
Compared with the prior art, the utility model, the beneficial effect who has is:
the utility model discloses when the valve switch is opened, can reduce pressure to the sealing packing fast, and when reducing the packing sealing packing force, reduce the wearing and tearing of lead screw and sealing washer, when the valve switch is shut off, can shut down fast, the utility model discloses a spring pops out and produces elasticity, acts on the sealing lead screw together with the packing force, increases pressure to the lead screw packing seal, and sealed reaches the effect of not leaking outward; the utility model discloses simple to operate adorns in the packing groove by packing seal circle and gland compress tightly fixed can.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein: the device comprises a telescopic cover 1, an iron ring disc 2, a spring 3, an outer O-shaped sealing ring 4, an inner O-shaped sealing ring 5, an iron core 6, a coil 7, an electromagnetic box 8, an outer connector 9 and a wire guide 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a valve lead screw packing seal pressure increases subtracts ware, as shown in figure 1, including flexible lid 1, iron ring dish 2, spring 3, outer O type sealing washer 4, interior O type sealing washer 5, iron core 6, coil 7, electromagnetism box 8, external connection head 9, iron ring dish 2 fixes the top in flexible lid 1, iron ring dish 2 passes through spring 3 and is connected with electromagnetism box 8, be provided with iron core 6 in the electromagnetism box 8, the winding has coil 7 on the iron core 6, flexible lid 1 cover is established on electromagnetism box 8, flexible lid 1 can slide along electromagnetism box 8's axial direction, flexible lid 1 sets up on the sealed filler groove of valve lead screw with electromagnetism box 8. When the valve switch is opened, the coil 7 in the electromagnetic box 8 is electrified, and the iron core 6 wound with the coil 7 generates electromagnetic force, so that the iron coil disc 2 is adsorbed to generate contraction force, and the pressure of the sealing filler is reduced; when the valve switch is turned off, the iron core 6 of the winding coil 7 has no electromagnetic force, the spring 3 between the iron coil disc 2 and the electromagnetic box 8 generates material elasticity, and the pressing force of the spring 3 and the packing gland generates comprehensive acting force, so that the sealing force of the seasoning sealing ring is increased, and faster and better dynamic sealing is achieved.
Further, flexible lid 1, electromagnetism box 8 all adopt the loop configuration, and flexible lid 1, electromagnetism box 8 all overlap and establish on the sealed packing groove of valve lead screw, and flexible lid 1 sets up in the bottom of packing ring, and electromagnetism box 8 sets up at gland's top, and flexible lid 1, electromagnetism box 8 compress tightly fixedly through packing ring and gland.
Further, the telescopic cover 1 is connected with the electromagnetic box 8 through an outer O-shaped sealing ring 4 and an inner O-shaped sealing ring 5, the outer O-shaped sealing ring 4 is arranged at the joint of the telescopic cover 1 and the outer ring of the electromagnetic box 8, and the inner O-shaped sealing ring 5 is arranged at the joint of the telescopic cover 1 and the inner ring of the electromagnetic box 8.
Further, preferably, the iron ring disc 2 is made of iron or a permanent magnet, when the coil 7 is electrified, the iron core 6 wound around the coil 7 generates electromagnetic force, the iron ring disc 2 is adsorbed to generate contraction force, and the pressure of the sealing filler is reduced.
Further, the side of electromagnetism box 8 is equipped with wire guide 10, and coil 7 passes through wire guide 10 and connects on outer connector 9, and outer connector 9 is connected on valve electric actuator, and when the valve switch opened, valve electric actuator passed through outer connector 9 and supplies power to coil 7 in the electromagnetism box 8, and application scope is wide, reduces the transmission assembly to electronic, pneumatics, surging simultaneously.
The utility model discloses a work flow does: when the valve switch is opened, the electric actuator of the valve supplies power to the coil 7 in the electromagnetic box 8 through the external connector 9, and the iron core 6 wound with the coil 7 generates electromagnetic force, so that the iron ring plate 2 is adsorbed to generate contraction force, and the pressure of sealing filler is reduced; when the valve switch is turned off, the iron core 6 of the winding coil 7 has no electromagnetic force, the spring 3 between the iron coil disc 2 and the electromagnetic box 8 generates material elasticity, and the pressing force of the spring 3 and the packing gland generates comprehensive acting force, so that the sealing force of the seasoning sealing ring is increased, and faster and better dynamic sealing is achieved.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (5)
1. The utility model provides a valve lead screw packing sealing pressure increases subtracts ware which characterized in that: including flexible lid (1), iron ring dish (2), spring (3), outer O type sealing washer (4), interior O type sealing washer (5), iron core (6), coil (7), electromagnetism box (8), outer connector (9), top in flexible lid (1) is fixed in iron ring dish (2), iron ring dish (2) are connected with electromagnetism box (8) through spring (3), be provided with iron core (6) in electromagnetism box (8), the winding has coil (7) on iron core (6), flexible lid (1) cover is established on electromagnetism box (8), the axial direction slip of electromagnetism box (8) can be followed in flexible lid (1), flexible lid (1) and electromagnetism box (8) set up on the sealed filler groove of valve lead screw.
2. The valve screw packing seal pressure booster or reducer of claim 1, wherein: the valve screw rod sealing structure is characterized in that the telescopic cover (1) and the electromagnetic box (8) are of annular structures, the telescopic cover (1) and the electromagnetic box (8) are all sleeved on a sealing packing groove of the valve screw rod, the telescopic cover (1) is arranged at the bottom of a packing seal ring, the electromagnetic box (8) is arranged at the top of the packing gland, and the telescopic cover (1) and the electromagnetic box (8) are compressed and fixed through the packing seal ring and the packing gland.
3. The valve screw packing seal pressure booster or reducer of claim 1, wherein: the telescopic cover (1) is connected with the electromagnetic box (8) through an outer O-shaped sealing ring (4) and an inner O-shaped sealing ring (5), the outer O-shaped sealing ring (4) is arranged at the joint of the telescopic cover (1) and the outer ring of the electromagnetic box (8), and the inner O-shaped sealing ring (5) is arranged at the joint of the telescopic cover (1) and the inner ring of the electromagnetic box (8).
4. The valve screw packing seal pressure booster or reducer of claim 1, wherein: the iron ring plate (2) is made of iron or a permanent magnet.
5. The valve screw packing seal pressure booster or reducer of claim 1, wherein: the side of electromagnetism box (8) is equipped with wire guide (10), coil (7) are connected on outer connector (9) through wire guide (10), outer connector (9) are connected on valve electric actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021944869.9U CN212377435U (en) | 2020-09-08 | 2020-09-08 | Valve lead screw packing sealing pressure increasing and decreasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021944869.9U CN212377435U (en) | 2020-09-08 | 2020-09-08 | Valve lead screw packing sealing pressure increasing and decreasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377435U true CN212377435U (en) | 2021-01-19 |
Family
ID=74176188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021944869.9U Expired - Fee Related CN212377435U (en) | 2020-09-08 | 2020-09-08 | Valve lead screw packing sealing pressure increasing and decreasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946894A (en) * | 2020-09-08 | 2020-11-17 | 太原纳新食品科技有限公司 | Valve lead screw packing sealing pressure increasing and decreasing device |
-
2020
- 2020-09-08 CN CN202021944869.9U patent/CN212377435U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946894A (en) * | 2020-09-08 | 2020-11-17 | 太原纳新食品科技有限公司 | Valve lead screw packing sealing pressure increasing and decreasing device |
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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 |
Granted publication date: 20210119 Termination date: 20210908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |