CN205136796U - Labyrinth lamination and sleeve and governing valve that have this structure - Google Patents
Labyrinth lamination and sleeve and governing valve that have this structure Download PDFInfo
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- CN205136796U CN205136796U CN201520802975.6U CN201520802975U CN205136796U CN 205136796 U CN205136796 U CN 205136796U CN 201520802975 U CN201520802975 U CN 201520802975U CN 205136796 U CN205136796 U CN 205136796U
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- lamination
- hole
- mazy type
- blind plate
- labyrinth
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Abstract
The utility model provides a labyrinth lamination, including ring shape lamination unit with set up the ring shape blind plate at lamination unit upper end or lower extreme, the lamination unit is including the lamination no. 1 and lamination no. 2 that pile up in turn, lamination no. 1 and lamination no. 2 all be a slice at least, are equipped with along the multiseriate through -hole that radially is radially distributed on the lamination no. 1, be equipped with on the lamination no. 2 with lamination complex multiseriate through -hole about, and on the lamination no. 2 each is listed as on through -hole location and the lamination no. 1 each and is listed as through -hole location and follows and radially evenly stagger, be equipped with the parting strip in the same row between the adjacent through -hole, the parting strip is less than through -hole along the radial aperture of lamination unit of parting strip both sides along the radial width of lamination unit. The sleeve and the governing valve that have this structure. The utility model discloses a dash or bore the through -hole that sets up orderly range on simple and easy lamination, processing is simple, and easy the realization can reach the step -down ability more than 8 grades equally by its the labyrinth sleeve formed and governing valve, and speed reduction the noise reduction effect is obvious.
Description
Technical field
The utility model relates to fluid control technology field, particularly relates to a kind of mazy type lamination and has sleeve and the modulating valve of this structure.
Background technique
Under bad working environments, the medium that the generation of problems with valves was mainly derived from high flow rate flows through spool.In other words, high flow rate medium is the major reason making valve control issues seem more outstanding by trim, and the vibration of air pocket, cavitation, strong noise and pipeline is the typical phenomenon that medium velocity can not get effectively controlling.
As shown in Figure 1, existing labyrinth modulating valve adopts this valve of labyrinth disc stacked structure to be labyrinth disc stacked structure, has disc that is special, labyrinth.Utilize on multiple disc and there are multistage radial 90 degree of dogleg passage, improve the resistance coefficient of throttling element, reduce flow velocity, thus serve certain throttling action.But the shortcoming that prior art exists is: the multistage radial flow path due to this disc design is 90 degree of bendings, is easily blocked by dirty at right-angle turning place, thus affects the negotiability of valve.Runner operation complicated in addition also brings very large difficulty to processing, has work efficiency low, the shortcoming that cost is high.
Model utility content
Technical problem to be solved in the utility model is: in order to overcome deficiency of the prior art, the utility model provides a kind of mazy type lamination and has sleeve and the modulating valve of this structure, by rushing or be drilled in the through hole simple and easy lamination being arranged ordered arrangement, processing is simple, easy realization, consisting of mazy type sleeve and modulating valve can reach the step-down ability of more than 8 grades equally, deceleration noise reduction is obvious.
The utility model solves the technological scheme that its technical problem will adopt: a kind of mazy type lamination, comprise ring stacked wafer cells and the ring blind plate being arranged on described stacked wafer cells upper end or lower end, described stacked wafer cells comprises alternately stacking lamination one and lamination two, described lamination one and lamination two are all at least a slice, described lamination one is provided with the multiple row through hole radially radially distributed, described lamination two is provided with the multiple row through hole coordinated with described lamination about one, and each row lead to the hole site on described lamination two and each row lead to the hole site on described lamination one radially evenly stagger, be provided with isolating bar between adjacent through-holes in same row, described isolating bar is less than the aperture of through hole along stacked wafer cells radial direction of described isolating bar both sides along the width of stacked wafer cells radial direction.Orderly stacking successively by lamination one and lamination two, make the through hole dislocation arrangement on lamination one and lamination two form circulation passage radially, there is in circulation passage multiple continuous bending, improve the resistance coefficient of throttling element, reduce flow velocity.
Concrete, described through hole is one that is circular, oval, square or rectangular.Above-mentioned shape refers to the shape of cross section of through hole, and through hole can also can realize the alternative shape of this function for other.
Further, described lamination one, lamination two and blind plate are equipped with multiple positioning pin hole, the positioning pin hole position on described lamination one, lamination two and blind plate is corresponding up and down.Positioning pin hole arranges stationary positioned when being used for each lamination and blind plate superposition.
Further, in order to make connection more reliable, the excircle of described lamination one, lamination two and blind plate is equipped with multiple bevel for welding, and the bevel for welding position on described lamination one, lamination two and blind plate is corresponding up and down.Bevel for welding arranges and is used for stitch welding lamination and blind plate.
A kind of mazy type sleeve, has the mazy type lamination that at least one is above-mentioned.
Further, described mazy type lamination is at least two, and described mazy type lamination stacks gradually together.Lamination one, lamination two and blind plate superpose self-assembling formation maze path successively in order by the angle designed and positioning pin hole position, thus form stacked labyrinth bush cartridge unit.
A kind of labyrinth adjusting valve, has above-mentioned mazy type sleeve.Stacked labyrinth bush cartridge unit is the critical component of composition mazy type valve, and therefore, adopt the labyrinth adjusting valve of mazy type sleeve to have the step-down ability of more than 8 grades, deceleration noise reduction is obvious.
The beneficial effects of the utility model are: a kind of mazy type lamination that the utility model provides and sleeve and the modulating valve with this structure, simple and easy lamination is arranged the through hole of ordered arrangement all by rushing or boring formation, design difficulty of processing is low, easy realization, the labyrinth bush cartridge unit of simple and easy lamination composition can be advantageously applied to labyrinth adjusting valve, as the multilevel decompression formula modulating valve that step-down ability is the strongest, be widely used in oil, High Pressure Difference in the industry such as chemical industry and electric power and clean fluid medium occasion, be particularly suitable for up to 30MPa High Pressure Difference occasion, step-down in more than 8 grades high-pressure differential valves can be realized, thus considerably reduce the noise of High Pressure Difference fluid generation, can thoroughly eradicate the reason causing liquid cavitation, improve the working life of valve, guarantee the reliable and stable operation of the long period of high-differential-pressure regulating valve.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the schematic diagram of labyrinth disc stacked structure in prior art;
Fig. 2 is the structural representation of the utility model mazy type sleeve;
Fig. 3 is the structural representation of lamination one in Fig. 2;
Fig. 4 is the structural representation of lamination two in Fig. 2;
Fig. 5 is the structural representation of blind plate in Fig. 2;
Fig. 6 is the enlarged diagram of A place mazy type lamination in Fig. 2;
Fig. 7 is the structural representation of the another kind of mode of execution of mazy type lamination of the present utility model;
Fig. 8 is the structural representation of labyrinth adjusting valve of the present utility model.
In figure: 1, lamination one, 2, lamination two, 3, blind plate, 4, through hole, 5, isolating bar, 6, circulation passage, 7, positioning pin hole, 8, bevel for welding, 9, mazy type sleeve.
Embodiment
By reference to the accompanying drawings the utility model is described in detail now.This figure is the schematic diagram simplified, and only basic structure of the present utility model is described in a schematic way, therefore it only shows the formation relevant with the utility model.
As illustrated in figs. 2-7, a kind of mazy type lamination of the present utility model, comprise ring stacked wafer cells and the ring blind plate 3 being arranged on stacked wafer cells upper end or lower end, stacked wafer cells comprises alternately stacking lamination 1 and lamination 22, lamination 1 and lamination 22 are all at least a slice, lamination 1 is provided with the multiple row through hole 4 radially radially distributed, lamination 22 is provided with the multiple row through hole 4 coordinated with lamination about one 1, and radially evenly staggers in each row through hole 4 position on lamination 22 and each row through hole 4 position on lamination 1; Be provided with isolating bar 5 between adjacent through-holes 4 in same row, isolating bar 5 is less than the aperture of through hole 4 along stacked wafer cells radial direction of isolating bar 5 both sides along the width of stacked wafer cells radial direction.Orderly stacking successively by lamination 1 and lamination 22, make the arrangement that misplaces of the through hole 4 on lamination 1 and lamination 22 form circulation passage 6 radially, there is in circulation passage 6 multiple continuous bending, improve the resistance coefficient of throttling element, reduce flow velocity.
As shown in Figure 6, a kind of arrangement mode of lamination 1, lamination 22 and blind plate 3, for be followed successively by lamination 1, lamination 22, lamination 1 and blind plate 3 from top to bottom, forms the two-way circulation passage 6 that entrance and exit is all identical.
As shown in Figure 7, the another kind of arrangement mode of lamination 1, lamination 22 and blind plate 3, for be followed successively by lamination 22, lamination 1, lamination 22 and blind plate 3 from top to bottom, forms the two-way circulation passage 6 that entrance and exit is two-way.
Concrete, through hole 4 is one that is circular, oval, square or rectangular.Above-mentioned shape refers to the shape of cross section of through hole 4, and through hole 4 can also can realize the alternative shape of this function for other.
Further, lamination 1, lamination 22 and blind plate 3 are equipped with multiple positioning pin hole 7, positioning pin hole 7 position on lamination 1, lamination 22 and blind plate 3 is corresponding up and down.Positioning pin hole 7 arranges stationary positioned when superposing for each lamination and blind plate 3.
Further, in order to make connection more reliable, the excircle of lamination 1, lamination 22 and blind plate 3 is equipped with multiple bevel for welding 8, and bevel for welding 8 position on lamination 1, lamination 22 and blind plate 3 is corresponding up and down.Bevel for welding 8 is arranged for welding stacking lamination 1, lamination 22 and blind plate 3.
In the present embodiment, lamination 1, lamination 22 and blind plate 3 all adopt thickness to be the thick disk of 1.5mm-3.0mm, through hole 4 on lamination 1 and lamination 22 all has 18 row, through hole 4 is that the circular form of punching or brill that adopts is made, and stagger between adjacent column through hole 4 half through hole 4; Positioning pin hole 7 on lamination 1 and lamination 22 and bevel for welding 8 have three respectively, along the circumferential direction be uniformly distributed, angle between adjacent positioned pin-and-hole 7 or bevel for welding 8 is 120 °, at interval of six row through holes 4, a positioning pin hole 7 and a bevel for welding 8 are set, positioning pin hole 7 and bevel for welding 8 center radially distribute, central angle a between each row through hole 4 between adjacent positioned pin-and-hole 7 and bevel for welding 8 is 19 °, and the central angle b be provided with between positioning pin hole 7 and two row through holes 4 of bevel for welding 8 is 25 °.
As shown in Figure 2, a kind of mazy type sleeve 9, has the mazy type lamination that at least one is above-mentioned.
Further, described mazy type lamination is at least two, and described mazy type lamination stacks gradually together.Lamination 1, lamination 22 and blind plate 3 superposes self-assembling formation maze path successively in order by the angle designed and positioning pin hole 7 position, thus composition lamination mazy type sleeve 9 parts.
As shown in Figure 8, a kind of labyrinth adjusting valve, has above-mentioned mazy type sleeve 9.Lamination mazy type sleeve 9 parts are critical components of composition mazy type valve, and therefore, adopt the labyrinth adjusting valve of mazy type sleeve 9 to have the step-down ability of more than 8 grades, deceleration noise reduction is obvious.
Labyrinth adjusting valve of the present utility model, when the fluid flowing through valve is flowed into by mazy type sleeve 9 parts external diameter or is flowed out by internal diameter, through tortuous labyrinth flow circulation passage 6, making to arrive spool place rate of flow of fluid finally controls within 30 meter per seconds, thus reduce washing away internals, extend life of valve.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff not departing from scope of the present utility model, can carry out various change and amendment completely.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to right.
Claims (7)
1. a mazy type lamination, it is characterized in that: comprise ring stacked wafer cells and the ring blind plate (3) being arranged on described stacked wafer cells upper end or lower end, described stacked wafer cells comprises alternately stacking lamination one (1) and lamination two (2), described lamination one (1) and lamination two (2) are all at least a slice, described lamination one (1) is provided with the multiple row through hole (4) radially radially distributed, described lamination two (2) is provided with the multiple row through hole (4) coordinated up and down with described lamination one (1), and radially evenly stagger in each row through hole (4) position on described lamination two (2) and each row through hole (4) position on described lamination one (1), be provided with isolating bar (5) between adjacent through-holes (4) in same row, described isolating bar (5) is less than the aperture of through hole (4) along stacked wafer cells radial direction of described isolating bar (5) both sides along the width of stacked wafer cells radial direction.
2. the easy lamination in labyrinth as claimed in claim 1, is characterized in that: described through hole (4) is one that is circular, oval, square or rectangular.
3. mazy type lamination as claimed in claim 1, it is characterized in that: described lamination one (1), lamination two (2) and blind plate (3) are equipped with multiple positioning pin hole (7), positioning pin hole (7) position on described lamination one (1), lamination two (2) and blind plate (3) is corresponding up and down.
4. mazy type lamination as claimed in claim 1, it is characterized in that: the excircle of described lamination one (1), lamination two (2) and blind plate (3) is equipped with multiple bevel for welding (8), bevel for welding (8) position on described lamination one (1), lamination two (2) and blind plate (3) is corresponding up and down.
5. a mazy type sleeve, is characterized in that: have at least one mazy type lamination as described in one of claim 1-4.
6. mazy type sleeve as claimed in claim 5, it is characterized in that: described mazy type lamination is at least two, described mazy type lamination stacks gradually together.
7. a labyrinth adjusting valve, is characterized in that: have the mazy type sleeve (9) as described in one of claim 5-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802975.6U CN205136796U (en) | 2015-10-16 | 2015-10-16 | Labyrinth lamination and sleeve and governing valve that have this structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802975.6U CN205136796U (en) | 2015-10-16 | 2015-10-16 | Labyrinth lamination and sleeve and governing valve that have this structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136796U true CN205136796U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520802975.6U Active CN205136796U (en) | 2015-10-16 | 2015-10-16 | Labyrinth lamination and sleeve and governing valve that have this structure |
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| CN (1) | CN205136796U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927790A (en) * | 2016-06-30 | 2016-09-07 | 航天海鹰(哈尔滨)钛业有限公司 | Labyrinth type adjusting valve element with temperature control function |
| CN106594382A (en) * | 2016-11-08 | 2017-04-26 | 上海发电设备成套设计研究院 | Adjusting valve labyrinth disc combined structure with guide sleeve |
| CN112066050A (en) * | 2020-08-04 | 2020-12-11 | 华中科技大学 | Safety valve of shunting hedging type valve sleeve with 3D printing function |
| CN112344043A (en) * | 2020-10-20 | 2021-02-09 | 哈电集团哈尔滨电站阀门有限公司 | Labyrinth sleeve regulating valve |
-
2015
- 2015-10-16 CN CN201520802975.6U patent/CN205136796U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927790A (en) * | 2016-06-30 | 2016-09-07 | 航天海鹰(哈尔滨)钛业有限公司 | Labyrinth type adjusting valve element with temperature control function |
| CN106594382A (en) * | 2016-11-08 | 2017-04-26 | 上海发电设备成套设计研究院 | Adjusting valve labyrinth disc combined structure with guide sleeve |
| CN106594382B (en) * | 2016-11-08 | 2019-12-31 | 上海发电设备成套设计研究院有限责任公司 | Regulating valve labyrinth disc combined structure with guide sleeve |
| CN112066050A (en) * | 2020-08-04 | 2020-12-11 | 华中科技大学 | Safety valve of shunting hedging type valve sleeve with 3D printing function |
| CN112066050B (en) * | 2020-08-04 | 2022-04-01 | 华中科技大学 | Safety valve of shunting hedging type valve sleeve with 3D printing function |
| CN112344043A (en) * | 2020-10-20 | 2021-02-09 | 哈电集团哈尔滨电站阀门有限公司 | Labyrinth sleeve regulating valve |
| CN112344043B (en) * | 2020-10-20 | 2022-03-11 | 哈电集团哈尔滨电站阀门有限公司 | Labyrinth sleeve regulating valve |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |