CN205896215U - Improve linear labyrinth governing valve - Google Patents
Improve linear labyrinth governing valve Download PDFInfo
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- CN205896215U CN205896215U CN201620784760.0U CN201620784760U CN205896215U CN 205896215 U CN205896215 U CN 205896215U CN 201620784760 U CN201620784760 U CN 201620784760U CN 205896215 U CN205896215 U CN 205896215U
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- blood pressure
- fixedly connected
- pressure lowering
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Abstract
Improve linear labyrinth governing valve, including valve body component, valve member and step -down subassembly, the step -down subassembly is equipped with the step -down sleeve, and the step -down sleeve includes five chips, and top -down is first chip, second chip, third chip, fourth chip and the 5th chip in proper order, wherein be equipped with a plurality of ways circulation pipeline on second chip, third chip and the fourth chip, circulation pipeline size shape is unanimous, the quantity difference but thread a pipe in each chip upper reaches. The utility model provides an improve linear labyrinth governing valve makes the governing valve can be according to on -the -spot operating mode regulated flow, through the step -down subassembly when the regulated flow, the mild linear scale that presses increases the flow, the mode of while to adopting the compound adjustment under the operating mode condition of difference, the negotiability of valve when having satisfied the maximum flow operating mode, the aperture of valve when having improved the low discharge operating mode simultaneously, make under each operating mode the medium can both to realize reliable step -down, guarantee to satisfy reduce the valve body under the prerequisite of operating mode in the loss of each part.
Description
Technical field
This utility model is related to a kind of regulating valve, more particularly, to linear mazy regulating valve.
Background technology
At present, in industrial fluids power conduit system, valve is realize whole system Automated condtrol most basic former
Part, it is safe, immediately and effectively that it ensures that system controls, and the principal element of governor valve control be pressure, speed regulation with
And flow-control.Under special operating mode, regulating valve common problem is:
1. fragile, the easy vibration of part in valve: under harsh operating mode, particularly under high pressure, the fluid matasomatism of high speed,
Flow control valve easily produces violent oscillation phenomenon.High-velocity fluid also easily causes to damage to washing away of part in valve.
2. the generation of air pocket, cavitation phenomenon: when the pressure of fluid drops to below steam pressure, be easy for producing flass
And bubble, the presence of this phenomenon easily causes to part in valve to damage.
3. operating mode limits: when having High Pressure Difference or big flow produces, traditional rotary-type or ball-type control valve has a journey
The operation of degree limits, and can produce cavitation phenomenons and high noisy.
First 2 points of these problems can be resolved by labyrinth adjusting valve, but normal work flow under special operation condition
When excessive with limit flow gap, traditional labyrinth adjusting valve cannot solve this problem, under the larger operating mode of flow, passes
The valve element bore that the normal linearity labyrinth adjusting valve of system is selected is larger, and this can be effectively ensured fluid and pass through, but in low discharge
In the case of, valve remains less aperture, now because the pressure reduction before and after valve is high, causes by valve sealing face
Velocity of medium is very fast, constantly washes away the sealing surface of valve element and valve seat, makes sealing surface impaired, leads to valve seal to lose efficacy；At a high speed
The medium passing through makes valve produce vibration and noise.
Utility model content
This utility model aims to provide improved linearity labyrinth adjusting valve, using improved linearity labyrinth valve, changes traditional
Single linear is adjusted, and is adjusted using multistage linear, meets the special operation condition of low discharge nominal situation and high flow capacity, can velocity modulation soon
Amount of restriction, to meet functional need.
For solving the above problems, the improved linearity labyrinth adjusting valve that this utility model provides employs following technical side
Case:
Improved linearity labyrinth adjusting valve, including valve component, valve member and down block, described core assembly position
Inside described valve component.Described down block is provided with blood pressure lowering sleeve, and described blood pressure lowering sleeve includes five chip blocks, from
Upper and under be the first chip, the second chip, the 3rd chip, fourth chip and fifth chip successively；The first described chip is located at
Described blood pressure lowering sleeve is topmost；The second described chip is located at the first described beneath chips, solid with the first described chip
Fixed connection, is provided with some circulation ducts；The 3rd described chip is located at the second described beneath chips, with the second described chip
It is fixedly connected, be provided with some circulation ducts；Described fourth chip is located at the 3rd described beneath chips, with the 3rd described core
Piece is fixedly connected, and is provided with some circulation ducts；Described fifth chip is located at below the fourth chip of institute, simultaneously positioned at described
Blood pressure lowering sleeve lowest part, is fixedly connected with described fourth chip；Described circulation duct size shape is consistent.
Further, the first described chip and fifth chip quantity are 1.
Further, the second described number of chips is no less than 1, and described circulation duct quantity is no less than 1.
Further, the 3rd described number of chips is no less than 1, and described circulation duct quantity is no less than 1.
Further, described fourth chip quantity is no less than 1, and described circulation duct quantity is no less than 1.
Further, the quantity of the described circulation duct of the 3rd chip is more than the described circulation duct of fourth chip
Quantity, the quantity of the described circulation duct of the second chip is more than the quantity of the circulation duct of the 3rd chip.
Further, described down block includes valve cup ring, blood pressure lowering sleeve, balanced seal ring and trim ring；Described valve
Seat ring is located at described valve component interior bottom portion, is connected with described valve component；Described blood pressure lowering sleeve is located at described
Above valve cup ring, with described valve seat ring contact；Described trim ring is located above described blood pressure lowering sleeve, is fixed on described valve
Body component internal；Described balanced seal ring is located between described blood pressure lowering sleeve and trim ring.
Further, described valve component includes valve body, valve gap, filler seat, filler, filler flange and gland；
Described valve body is located at described valve component bottom；Described valve gap is located above described valve body, solid with described valve body
Fixed connection；Described filler seat is located at be valve gap top, is fixedly connected with described valve gap；Described filler is located at described
Above filler seat；Described gland is located above described filler；Described filler flange is located above described valve gap,
It is fixedly connected with described valve gap, simultaneously fixing described filler, gland and filler seat.
Further, described core assembly includes axle, valve element, pin and balance sealing ring；Described axle position is in described
Inside valve component, in described valve component slidably；Described valve element is located at described axle bottom, with described axle
It is fixedly connected；Described balanced seal ring is located at described valve element bottom, is fixedly connected with described valve element；Described pin tilts
Through described valve element, it is fixedly connected with described valve body.
The beneficial effects of the utility model are: the improved linearity labyrinth adjusting valve that this utility model provides makes to adjust
Valve can adjust flow according to field working conditions, pass through down block when adjusting flow, and gentle linear scale of pressing increases flow, with
When in the case of different operating modes by the way of multistage adjustment, the negotiability of valve when meeting maximum stream flow operating mode,
When improve low flow rate condition simultaneously valve aperture so that under each operating mode medium can realize reliable blood pressure lowering, ensure full
Reduce the loss of each part in valve body on the premise of sufficient operating mode.
Brief description
Accompanying drawing 1 is the structural representation of this utility model preferred embodiment.
Accompanying drawing 2 is the schematic diagram of the down block of this utility model preferred embodiment.
Accompanying drawing 3 is the front view of the second chip in blood pressure lowering sleeve.
Accompanying drawing 4 is the front view of the 3rd chip in blood pressure lowering sleeve.
Accompanying drawing 5 is the front view of fourth chip in blood pressure lowering sleeve.
Wherein: 1. valve body, 2. valve gap, 3. valve cup ring, 4. valve element, 5. axle, 6. blood pressure lowering sleeve, 7. trim ring, 8. valve bonnet seal
Packing ring, 9. valve base sealing packing ring, 10. balanced seal ring, 11. valve gap studs, 12. valve gap hex nuts, 13. filler seats,
14. fillers, 15. filler flanges, 16. glands, 17. packing seal packing rings, 18. wing nuts, 19. filler flange spiral shells
Post, 20. filler flange hex nuts, 21. pins, 22. balanced seal rings, 61. first chips, 62. second chips, 63. the 3rd
Chip, 64. fourth chip, 65. fifth chip, 66. circulation ducts.
Specific embodiment
In order to be better understood upon the technical scheme of this utility model offer, below in conjunction with the accompanying drawings with specific embodiment pair
This utility model is described further.
As shown in drawings, the improved linearity labyrinth adjusting valve that this utility model provides, including valve component, valve member
And down block, described core assembly is inside described valve component.
As shown in Fig. 2,3,4,5, described down block is provided with blood pressure lowering sleeve 6, and described blood pressure lowering sleeve 6 includes five pieces of cores
Piece, is the first chip 61, the second chip 62, the 3rd chip 63, fourth chip 64 and fifth chip 65 from top to bottom successively；Described
The first chip 61 be located at described blood pressure lowering sleeve 6 topmost, as the top board of described blood pressure lowering sleeve 6；The second described core
Piece 62 is located at below the first described chip 61, is fixedly connected with the first described chip 61, is provided with four road circulation ducts 66；Institute
The 3rd chip 63 stated is located at below the second described chip 62, is fixedly connected with the second described chip 62, is provided with twice stream
Thread a pipe 66；Described fourth chip 64 is located at below described grade the 3rd chip 63, is fixedly connected with the 3rd described chip 63,
It is provided with one circulation duct 66；Described fifth chip 65 is located at below the fourth chip 64 of institute, simultaneously positioned at described blood pressure lowering
Sleeve 64 lowest part, is fixedly connected with described fourth chip 64；Described circulation duct 66 size shape is consistent.
Further, the first described chip 61 and fifth chip 65 quantity are 1.
Further, described the second chip 62 quantity is 12.
Further, described the 3rd chip 63 quantity is 3.
Further, described fourth chip 64 quantity is 4.
Further, the quantity of the circulation duct 66 on the second described chip 62 is more than the runner pipe on the 3rd chip 63
The quantity in road 66, the quantity of the circulation duct 66 on the 3rd described chip 63 is more than the circulation duct 66 in fourth chip 64
Quantity.
When described core assembly activity, described blood pressure lowering sleeve 6 can be opened, be opened by different valve elements, increase
Plus the quantity of described circulation duct 66 is increasing the flow by valve body, due to the second chip 62, the 3rd chip 63 and the 4th
The quantity of the circulation duct 66 of chip 64 is different, so being opened to the 3rd chip 63 or from the 3rd chip 63 dozens from fourth chip 64
Reach and fluid flow increase during the second chip 62, can be made double, change is produced by original linear change, then on the basis of this again
Carry out linear change be incremented by, thus solve changes in flow rate scope big in the case of, flow suddenly change pair from small to large
The damage that part brings, avoids requiring the aperture very little of regulating valve simultaneously in the case of low discharge, and rate of flow of fluid is higher right
Regulating valve causes to damage.
The quantity of the circulation duct on described chip calculates according to duty requirements, the stream on the second described chip
The quantity threaded a pipe is more than the quantity of the circulation duct on the 3rd chip, and the quantity of the circulation duct on the 3rd described chip is big
The quantity of the circulation duct in fourth chip.
Further, described down block includes valve cup ring 3, blood pressure lowering sleeve 6, balanced seal ring 8 and trim ring 7；Described
Valve cup ring 3 be located at described bottom valve component within, be connected with described valve component, for the blood pressure lowering described in accepting
Sleeve 6；Described blood pressure lowering sleeve 6 is located above described valve cup ring 3, contacts with described valve cup ring 3；Described trim ring 7
Above described blood pressure lowering sleeve 6, it is fixed on inside described valve component；Described balanced seal ring 8 is located at described fall
Between gland cylinder 6 and trim ring 7.Described blood pressure lowering sleeve 6 is fixed on described valve body by described balanced seal ring 8 and trim ring 7
Component internal.
Further, described valve component includes valve body 1, valve gap 2, filler seat 13, filler 14, filler flange 15 and fills out
Material gland 16；Described valve body 1 is located at described valve component bottom；Described valve gap 2 is located above described valve body 1, leads to
Cross described valve gap stud 11 to be fixedly connected with described valve body 1 with valve gap hex nut 12；Described filler seat 13
In valve gap 2 top being, it is fixedly connected with described valve gap 2；Described filler 14 is located above described filler seat 13；Described
Gland 16 be located above described filler 14；Described filler flange 15 is located above described valve gap 2, by described
Filler flange stud 19 be fixedly connected with described valve gap 2 with filler flange hex nut 20, simultaneously fixing described
Filler 14, gland 16 and filler seat 13.Described valve component is the base structure of regulating valve, is prior art.
Further, described core assembly includes axle 5, valve element 4, pin 21 and balance sealing ring 22；Described axle 5 is located at
Inside described valve component, in described valve component slidably；Described valve element 4 is located at described axle 5 bottom, with
Described axle 5 is fixedly connected；Described balanced seal ring 22 is located at described valve element 4 bottom, fixes even with described valve element 4
Connect, when described axle 5 moves up, drive described valve element 4 to move up, described balanced seal ring 22 moves, opens
Described blood pressure lowering sleeve 6；Described pin 21 tilts through described valve element, is fixedly connected with described valve body 1, for controlling
The axle 5 stated moves up, and positions described spool position.
The quantity of the circulation duct on described chip calculates according to duty requirements, under different operating modes,
The quantity of number of chips and circulation duct all differs, and the improved linearity labyrinth type in the case of this preferred embodiment is only a kind of is adjusted
Section valve, the number of chips in the case of other and circulation duct quantity all can change, and not thereby limit of the present utility model
The scope of the claims.
Equivalent structure or equivalent flow conversion that every utilization this utility model description and accompanying drawing content are made, or directly
Or indirectly it is used in other correlative technology fields, all include in the same manner in scope of patent protection of the present utility model.
Claims (9)
1. improved linearity labyrinth adjusting valve it is characterised in that: include valve component, core assembly and down block, described
Core assembly is located inside described valve component；
Described down block is provided with blood pressure lowering sleeve, and described blood pressure lowering sleeve includes five chip blocks, is first from top to bottom successively
Chip, the second chip, the 3rd chip, fourth chip and fifth chip；The first described chip is located at described blood pressure lowering sleeve
Upper end；The second described chip is located at the first described beneath chips, is fixedly connected with the first described chip, is provided with some streams
Thread a pipe；The 3rd described chip is located at the second described beneath chips, is fixedly connected with the second described chip, is provided with some
Circulation duct；Described fourth chip is located at the 3rd described beneath chips, is fixedly connected with the 3rd described chip, if being provided with
Thread a pipe in mainstream；Described fifth chip is located at below the fourth chip of institute, simultaneously positioned at described blood pressure lowering sleeve lowest part, with
Described fourth chip is fixedly connected；Described circulation duct size shape is consistent.
2. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: described the first chip and the 5th
Number of chips is 1.
3. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: the second described number of chips is not
Less than 1, described circulation duct quantity is no less than 1.
4. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: the 3rd described number of chips is not
Less than 1, described circulation duct quantity is no less than 1.
5. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: described fourth chip quantity is not
Less than 1, described circulation duct quantity is no less than 1.
6. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: the circulation of the 3rd described chip
The quantity of pipeline is more than the quantity of the described circulation duct of fourth chip, and the quantity of the described circulation duct of the second chip is big
Quantity in the circulation duct of the 3rd chip.
7. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: described down block includes valve
Seat ring, blood pressure lowering sleeve, balanced seal ring and trim ring；Described valve cup ring is located at described valve component interior bottom portion, and described
Valve component connect；Described blood pressure lowering sleeve is located above described valve cup ring, with described valve seat ring contact；Described pressure
Circle is located above described blood pressure lowering sleeve, is fixed on inside described valve component；Described balanced seal ring is located at described
Between blood pressure lowering sleeve and trim ring.
8. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: described valve component includes valve
Body, valve gap, filler seat, filler, filler flange and gland；Described valve body is located at described valve component bottom；Described
Valve gap be located above described valve body, be fixedly connected with described valve body；Described filler seat is located at be valve gap top,
It is fixedly connected with described valve gap；Described filler is located above described filler seat；Described gland is located at described filling out
Above material；Described filler flange is located above described valve gap, is fixedly connected with described valve gap, simultaneously fixing described filling out
Material, gland and filler seat.
9. improved linearity labyrinth adjusting valve according to claim 1 it is characterised in that: described core assembly includes
Axle, valve element, pin and balance sealing ring；Described axle position is inside described valve component, free in described valve component
Slide；Described valve element is located at described axle bottom, is fixedly connected with described axle；Described balanced seal ring is located at described
Valve element bottom, is fixedly connected with described valve element；Described pin tilts through described valve element, fixes even with described valve body
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620784760.0U CN205896215U (en) | 2016-07-25 | 2016-07-25 | Improve linear labyrinth governing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620784760.0U CN205896215U (en) | 2016-07-25 | 2016-07-25 | Improve linear labyrinth governing valve |
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| Publication Number | Publication Date |
|---|---|
| CN205896215U true CN205896215U (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620784760.0U Active CN205896215U (en) | 2016-07-25 | 2016-07-25 | Improve linear labyrinth governing valve |
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| CN (1) | CN205896215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063026A (en) * | 2021-03-15 | 2021-07-02 | 瑞昌市金宇铜业制造有限公司 | Novel labyrinth type sleeve regulating valve |
-
2016
- 2016-07-25 CN CN201620784760.0U patent/CN205896215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063026A (en) * | 2021-03-15 | 2021-07-02 | 瑞昌市金宇铜业制造有限公司 | Novel labyrinth type sleeve regulating valve |
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| GR01 | Patent grant |