CN204664462U - New type conical plug flow regulating and controlling valve - Google Patents
New type conical plug flow regulating and controlling valve Download PDFInfo
- Publication number
- CN204664462U CN204664462U CN201520321158.9U CN201520321158U CN204664462U CN 204664462 U CN204664462 U CN 204664462U CN 201520321158 U CN201520321158 U CN 201520321158U CN 204664462 U CN204664462 U CN 204664462U
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- valve
- plug
- connecting sleeve
- gap
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Abstract
The utility model discloses a kind of New type conical plug flow regulating and controlling valve, comprise valve body, stuffing box gland, valve plug, valve rod, valve gap, spline housing, connecting sleeve and final controlling element, described valve plug is set to cone, its taper end down, valve plug is that 90 ° of angles are plugged on valve body, and be provided with stuffing box gland between valve plug and valve body, valve body top is provided with valve gap, valve gap is connected by retaining screw or fixing spline plug with connecting sleeve, and the top of connecting sleeve is provided with final controlling element; Described valve is connected by snap close or pin with valve rod, is provided with oil resistant cushion rubber and adds baffle ring, be provided with spline housing between valve rod and connecting sleeve between valve rod and valve plug; The utility model compact structure is reasonable, safe and reliable, lightweight, easy for installation, be easy to promote the use of; It is 90 ° that valve plug moves up and down with fluid flow direction, reduces moment of torsion, thus can select lower-powered final controlling element, is applicable to solar powered; Long service life, maintenance cost are low, are convenient to engineered.
Description
Technical field
The utility model relates to a kind of pipe high-pressure fluid flow control technique field, specifically a kind of New type conical plug flow regulating and controlling valve being applied to multiple field.
Background technique
Along with the iterative method of PetroChina Company Limited., China Petrochemical Industry's digitizing oilfield construction, the construction of production of hydrocarbons process Internet of Things is more and more subject to the attention in each oil field.Current water mixing, water filling, note gather automatic control mode and form unified understanding in industry, and water mixing technological process and water filling, the design of polymer injection well head standard process flow have been carried out in most oil field, just apply in large-scale promotion in PetroChina Company Limited., China Petrochemical Industry.
The control valve that current domestic water filling, water mixing use mostly is grinding-wheel type regulating valve, grinding-wheel type regulating valve control sense of rotation and water (flow) direction in 90 °, the control valve great advantage of other structure of comparing is that moment of torsion is little, needs the power of motor of configuration less, is easy to well head and adopts solar powered; The poly-modulating valve of note is needle value, its needle and valve body all adopt stainless steel, great advantage is that the structure of needle control valve can avoid convection cell to form shear action, polymer solution is connected by its polymeric during valve be not easily destroyed, but grinding-wheel type regulating valve easily blocks, valve wheel life is short, easily occurs emery wheel corrosion, washes out; The poly-control valve moment of torsion of note is large, and solar powered difficulty, maintenance expenses is high.
Model utility content
The purpose of this utility model is to provide a kind of New type conical plug flow regulating and controlling valve, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technological scheme:
A kind of New type conical plug flow regulating and controlling valve, comprise valve body, stuffing box gland, valve plug, valve rod, valve gap, spline housing, connecting sleeve and final controlling element, described valve plug is that 90 ° of angles are plugged on valve body, stuffing box gland is provided with between valve plug and valve body, valve body top is provided with valve gap, valve gap is connected with connecting sleeve, and the top of connecting sleeve is provided with final controlling element; Described valve plug top is connected with valve rod, is provided with oil resistant cushion rubber and adds baffle ring, be provided with spline housing between valve rod and connecting sleeve between valve rod and valve plug.
As further program of the utility model: described valve plug is set to cone, its taper end down.
As the utility model further scheme: described valve plug is connected with adopting snap close between valve rod, adopts set screw to be connected between valve gap with connecting sleeve, and set screw is set to four.
As the utility model further scheme: described valve plug is connected with adopting pin between valve rod, fixing spline plug between valve gap with connecting sleeve, is adopted to be connected.
Compared with prior art, the beneficial effects of the utility model are: the utility model compact structure is reasonable, safe and reliable, lightweight, easy for installation, be easy to promote the use of; It is 90 ° that valve plug moves up and down with fluid flow direction, reduces moment of torsion, thus can select lower-powered final controlling element, is applicable to solar powered; Valve rod is connected by snap close or pin with valve plug, guarantees that valve rod and valve plug can not be thrown off; It is straight-through that valve is imported and exported, and fluid flows and stops by cone in valve, and fluid can pass through from cone both sides and bottom, and fluid flow direction is regular adjustment in modulating valve, and flow direction does not have larger change, stratified flow state again after fluid collaborates; Fluid is less to valve side impacting force, and the phenomenon ruptured can not appear in valve because of the larger tensile stress in two ends, greatly can reduce the security risk in valve using process; Fluid directly impacts valve plug by valve, because valve plug is cone, effectively can alleviate the extent of damage of valve plug, extends valve working life; The utility model is designed to straight-through type valve, design the internal diameter the same with the equipment such as the flowmeter on pipeline, the phenomenon such as valve blockage, throttling can be effectively avoided to occur, to greatly reduce the maintenance workload of valve, simultaneously when needs carry out pipeline or borehole wall operation, without the need to dismounting, only valve need be opened to maximum; User cost is low, is convenient to process engineering transformation; The flowing of fluid is that cone both sides and bottom are passed through, and not only can not be subject to shear action, and fluid and valve plug and valve body contact area less, fluid flow direction in valve, close to straight line, flows close to laminar flow simultaneously, is applicable to very much polymer injection and uses.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Wherein, 1-valve body; 2-stuffing box gland; 3-valve plug; 4-oil resistant cushion rubber adds baffle ring; 5-valve rod; 6-valve gap; 7-retaining screw; 8-spline housing; 9-connecting sleeve; 10-final controlling element; 11-pin.
Embodiment
Be described in more detail below in conjunction with the technological scheme of embodiment to this patent.
Refer to Fig. 1-2, a kind of New type conical plug flow regulating and controlling valve, comprise valve body 1, stuffing box gland 2, valve plug 3, valve rod 5, valve gap 6, spline housing 8, connecting sleeve 9 and final controlling element 10, described valve plug 3 is set to cone, and down, valve plug 3 is plugged on valve body 1 in 90 ° of angles its taper end, stuffing box gland 2 is provided with between valve plug 3 and valve body 1, valve body 1 top is provided with valve gap 6, and valve gap 6 is connected with connecting sleeve 9, and the top of connecting sleeve 9 is provided with final controlling element 10; Described valve plug 3 top is connected with valve rod 5, is provided with oil resistant cushion rubber and adds baffle ring 4, be provided with spline housing 8 between valve rod 5 and connecting sleeve 9 between valve rod 5 and valve plug 3; When being applied to pipeline pressure grade lower than the Flow-rate adjustment that below 4MPa relative pressure is little, retaining screw 7 is adopted to be fixedly connected with between valve gap 6 with connecting sleeve 9, retaining screw 7 is set to four, adopts snap close to be connected between valve rod 5 with valve plug 3, adopts one-level oil resistant cushion rubber to add baffle ring 4 and compresses; When being applied to high oil field water injection (namely pressure rating is higher than 4MPa) and high pressure injection is gathered, fixing spline plug is adopted to be connected between valve gap 6 with connecting sleeve 9, guarantee valve rod 5 rotate in valve gap 6 and not with valve gap 6 slippage, be that valve rod 5 or guide rail move up and down by convert rotational motion; Adopt pin 11 to be connected between valve rod 5 with valve plug 3, adopt secondary oil resistant cushion rubber to add baffle ring 4 and compress.
Working principle of the present utility model is: when valve needs to open, electric actuator 10 is received control order and is rotated, moved by connecting sleeve 9 and spline housing 8 connecting band ovable valve stem 5 synchronous rotary, valve rod 5 in valve gap 6 by T-shape screw thread rotation change into valve rod 5 and valve body 1 do relative on rotary motion.Valve rod 5 is connected with valve plug 3 snap close or pin, guarantees that valve rod 5 and valve plug 3 can not be thrown off, works as valve, and 5 synchronously drive on valve plug 3 and carry when valve body 1 rotates and moves upward, valve plug 3 non rotating, valve plug 3 lift off a seat on stuffing box gland 2; Form annular between valve plug 3 and stuffing box gland 2 and bore column space, namely fluid by annular cone column space, can reach regulating valve purpose of opening; If need the size regulating rate of flow of fluid, need flowmeter be coordinated, final controlling element 10 according to flowmeter feedack, with arrange that the injection allocation amount that issues is measured as injection allocation is poly-, watering quantity etc. comparison, if flow velocity is less than configuration amount, then final controlling element 10 is carried on continuing, and continues to strengthen the free air space between valve plug 3 and stuffing box gland 2, until flow velocity reaches distribu-tion index, otherwise, final controlling element 10 moves downward, and valve plug 3 presses down, and reduces the free air space between valve plug 3 and stuffing box gland 2.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned mode of execution, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (4)
1. a New type conical plug flow regulating and controlling valve, comprise valve body (1), stuffing box gland (2), valve plug (3), valve rod (5), valve gap (6), spline housing (8), connecting sleeve (9) and final controlling element (10), it is characterized in that: described valve plug (3) is set to cone, its taper end down, valve plug (3) is plugged on valve body (1) in 90 ° of angles, is provided with stuffing box gland (2) between valve plug (3) and valve body (1); Described valve body (1) top is provided with valve gap (6), and valve gap (6) is connected with connecting sleeve (9), and the top of connecting sleeve (9) is provided with final controlling element (10); Described valve plug (3) top is connected with valve rod (5), be provided with oil resistant cushion rubber between valve rod (5) and valve plug (3) and add baffle ring (4), between valve rod (5) and connecting sleeve (9), be provided with spline housing (8).
2. New type conical plug flow regulating and controlling valve according to claim 1, it is characterized in that, when being applied to pipeline pressure grade lower than the Flow-rate adjustment that below 4MPa relative pressure is little, retaining screw (7) is adopted to be fixedly connected with between described valve gap (6) with connecting sleeve (9), adopt snap close to be connected between valve rod (5) with valve plug (3), adopt one-level oil resistant cushion rubber to add baffle ring (4) and compress.
3. New type conical plug flow regulating and controlling valve according to claim 2, is characterized in that, described retaining screw (7) is set to four.
4. New type conical plug flow regulating and controlling valve according to claim 1, it is characterized in that, when being applied to high oil field water injection and high pressure injection is gathered and pressure rating higher than 4MPa time, adopt fixing spline plug to be connected between described valve gap (6) with connecting sleeve (9); Adopt pin (11) to be connected between valve rod (5) with valve plug (3), adopt secondary oil resistant cushion rubber to add baffle ring (4) and compress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520321158.9U CN204664462U (en) | 2015-05-19 | 2015-05-19 | New type conical plug flow regulating and controlling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520321158.9U CN204664462U (en) | 2015-05-19 | 2015-05-19 | New type conical plug flow regulating and controlling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204664462U true CN204664462U (en) | 2015-09-23 |
Family
ID=54134845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520321158.9U Expired - Fee Related CN204664462U (en) | 2015-05-19 | 2015-05-19 | New type conical plug flow regulating and controlling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204664462U (en) |
-
2015
- 2015-05-19 CN CN201520321158.9U patent/CN204664462U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20180519 |