CN104930238A - Adjusting valve for industrial refrigerating - Google Patents

Adjusting valve for industrial refrigerating Download PDF

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Publication number
CN104930238A
CN104930238A CN201510311669.7A CN201510311669A CN104930238A CN 104930238 A CN104930238 A CN 104930238A CN 201510311669 A CN201510311669 A CN 201510311669A CN 104930238 A CN104930238 A CN 104930238A
Authority
CN
China
Prior art keywords
valve
pipe body
flap
filler
valve seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510311669.7A
Other languages
Chinese (zh)
Inventor
许炎章
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201510311669.7A priority Critical patent/CN104930238A/en
Publication of CN104930238A publication Critical patent/CN104930238A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/02Construction of housing; Use of materials therefor of lift valves
    • F16K27/0254Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32Details
    • F16K1/34Cutting-off parts, e.g. valve members, seats
    • F16K1/36Valve members
    • F16K1/38Valve members of conical shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32Details
    • F16K1/34Cutting-off parts, e.g. valve members, seats
    • F16K1/46Attachment of sealing rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32Details
    • F16K1/48Attaching valve members to screw-spindles
    • F16K1/482Attaching valve members to screw-spindles with a collar on the spindle or a groove in the spindle, by which a fixing element is supported, the spindle reaching into the valve member
    • F16K1/485Attaching valve members to screw-spindles with a collar on the spindle or a groove in the spindle, by which a fixing element is supported, the spindle reaching into the valve member with a groove in the spindle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00Spindle sealings
    • F16K41/02Spindle sealings with stuffing-box ; Sealing rings
    • F16K41/04Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing

Abstract

The invention relates to the technical field of valves, and in particular relates to an adjusting valve for industrial refrigerating. The adjusting valve for industrial refrigerating is that a valve cover and a valve seat are connected through a square flange; a flange gasket for sealing is arranged between the valve cover and the valve seat; the valve seat is provided with a vertical or parallel feeding tube body and a discharging tube body; a valve blade is arranged between the feeding tube body and the discharging tube body by a matching manner; a gasket and an U-shaped adjusting head are arranged on the valve blade; the valve blade is connected with a valve rod through a rolling ball and locked through a screw plug; an upper tapered seal is arranged on the valve rod; the valve rod is in threaded connection with the valve cover; a filler box is arranged at the upper part of the valve cover and internally provided with a filler gasket, filler and a pressing screw; a sealing ring is arranged in the pressing screw; the pressing screw is in threaded connection with the filler box; a manual device for switching on and off the valve is arranged on the top end of the valve rod. The adjusting valve is light in weight, easy to arrange, close to match, high in sealing performance, stable to adjust the flow rate, and particularly suitable for industrial refrigerating.

Description

A kind of industrial refrigeration modulating valve
Technical field
The present invention relates to valve technology field, especially a kind of industrial refrigeration modulating valve.
Background technique
Along with the development of domestic refrigeration industry, the application of industrial refrigeration modulating valve is more and more extensive, and original cast iron stop valve Heavy Weight, profile is ugly, complex structure, easily leaks, dangerous.Therefore, be badly in need of providing a kind of steel, profile is beautiful, structure is simple, the industrial refrigeration modulating valve of safety.
Summary of the invention
The technical problem to be solved in the present invention is: based on the problems referred to above, the invention provides a kind of not only reliable but also safe industrial refrigeration modulating valve.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of industrial refrigeration modulating valve, comprise valve seat, valve gap, valve rod, flap, flap pad, U-shaped adjusting head, ball, screw plug, flange gasket, filler pad, filler, pressure spiral shell, seal ring, the manual operating device of flange screw and switch valve, described valve gap is connected by square flange with valve seat, there is between valve gap and valve seat the flange gasket of sealing, described valve seat has the inlet pipe body of perpendicular or parallel setting and goes out pipe body, inlet pipe body and go out between pipe body to be equipped with flap, flap is provided with flap pad, U-shaped adjusting head, flap is connected by ball with valve rod, and lock with screw plug, valve rod is provided with tapered upper sealing, valve rod and valve gap are threaded, the top of valve gap is provided with Stuffing box, filler pad is provided with in Stuffing box, filler and pressure spiral shell, seal ring is provided with in pressure spiral shell, pressure spiral shell and Stuffing box are threaded, valve stem tip is provided with the manual operating device of switch valve.
Further, described manual operating device is handwheel.
Further, described manual operating device is sealed cap, and described sealed cap is connected with Stuffing box external screw-thread.
Further, described valve seat is provided with sealing surface of seat, described in go out in pipe body to be provided with valve seat effluent mouth.
Further, described inlet pipe body is right-angle type stop valve with going out pipe body mutually vertical.
Further, described inlet pipe body and go out pipe body and be parallel to each other or overlap as straight-through stop valve.
The invention has the beneficial effects as follows: this modulating valve is lightweight, easily puts, coordinate tightr, sealing is stronger, and energy is adjust flux steadily, is particularly useful for industrial refrigeration.
Accompanying drawing explanation
Below in conjunction with accompanying drawing embodiment, the present invention is further described.
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural representation of the embodiment of the present invention 2.
In figure: 1. valve seat, 2. valve gap, 3. valve rod, 4. flap, 5. flap pad, 6.U type adjusting head, 7. ball, 8. screw plug, 9. flange gasket, 10. filler pad, 11. fillers, 12. pressure spiral shells, 13. seal rings, 14. flange screws, 15. handwheels, 16. sealed caps, 1.1. valve seat inlet pipe body, 1.2. valve seat goes out pipe body, 1.3. sealing surface of seat, 1.4. valve seat effluent mouth, 2.1. Stuffing box, 2.2. square flange, the tapered upper sealing of 3.1..
Embodiment
The invention will be further described in conjunction with specific embodiments now, and following examples are intended to the present invention instead of limitation of the invention further are described.
As shown in Figure 1, a kind of industrial refrigeration right-angle type modulating valve, comprises valve seat 1, valve gap 2, valve rod 3, flap 4, flap pad 5, U-shaped adjusting head 6, ball 7, screw plug 8, flange gasket 9, filler pad 10, filler 11, pressure spiral shell 12, seal ring 13, flange screw 14 and handwheel 15, valve gap 2 is connected by square flange 2.2 with valve seat 1, there is between valve gap 2 and valve seat 1 flange gasket 9 of sealing, valve seat 1 has vertically disposed inlet pipe body 1.1 and goes out pipe body 1.2, inlet pipe body 1.1 and go out between pipe body 1.2 to be equipped with flap 4, flap 4 is provided with flap pad 5, U-shaped adjusting head 6, flap 4 is connected by ball 7 with valve rod 3, and lock with screw plug 8, valve rod 3 is provided with tapered upper sealing 3.1, and the be threaded top of valve gap 2 of valve rod 3 and valve gap 2 is provided with Stuffing box 2.1, is provided with filler pad 10 in Stuffing box 2.1, filler 11 and pressure spiral shell 12, pressure Luo12Kou is provided with seal ring 13, and pressure spiral shell 12 and Stuffing box 2.1 are threaded, and on valve rod 3, top is provided with the handwheel 15 of switch valve.
As shown in Figure 2, a kind of industrial refrigeration Durchflub-Regelventil, comprises valve seat 1, valve gap 2, valve rod 3, flap 4, flap pad 5, U-shaped adjusting head 6, ball 7, spiral shell gambling 8, flange gasket 9, filler pad 10, filler 11, pressure spiral shell 12, seal ring 13, flange screw 14, handwheel 15 or sealed cap 16, valve gap 2 is connected by square flange 2.2 with valve seat 1, there is between valve gap 2 and valve seat 1 flange gasket 9 of sealing, valve seat 1 has the inlet pipe body 1.1 that be arranged in parallel and goes out pipe body 1.2, inlet pipe body 1.1 and go out between pipe body 1.2 to be equipped with flap 4, flap 4 is provided with flap pad 5, U-shaped adjusting head 6, flap 4 is connected by ball 7 with valve rod 3, and with spiral shell gambling 8 locking, valve rod 3 is provided with tapered upper sealing 3.1, the be threaded top of valve gap 2 of valve rod 3 and valve gap 2 is provided with Stuffing box 2.1, is provided with filler pad 10 in Stuffing box 2.1, filler 11 and pressure spiral shell 12, pressure Luo12Kou is provided with seal ring 13, and pressure spiral shell 12 and Stuffing box 2.1 are threaded, and on valve rod 3, top is provided with the sealed cap 16 of switch valve, and sealed cap 16 is connected with Stuffing box 2.1 external screw-thread.
In addition, valve seat 1 sealing surface of seat 1.3, goes out in pipe body 1.2 to be provided with valve seat effluent mouth 1.4.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.

Claims (6)

1. an industrial refrigeration modulating valve, comprises valve seat (1), valve gap (2), valve rod (3), flap (4), flap pad (5), U-shaped adjusting head (6), ball (7), screw plug (8), flange gasket (9), filler pad (10), filler (11), pressure spiral shell (12), seal ring (13), the manual operating device of flange screw (14) and switch valve, it is characterized in that: described valve gap (2) is connected by square flange (2.2) with valve seat (1), there is between valve gap (2) and valve seat (1) flange gasket (9) of sealing, described valve seat (1) has the inlet pipe body (1.1) of perpendicular or parallel setting and goes out pipe body (1.2), inlet pipe body (1.1) and go out between pipe body (1.2) to be equipped with flap (4), flap (4) is provided with flap pad (5), U-shaped adjusting head (6), flap (4) is connected by ball (7) with valve rod (3), and lock with screw plug (8), valve rod (3) is provided with tapered upper sealing (3.1), valve rod (3) and valve gap (2) are threaded, the top of valve gap (2) is provided with Stuffing box (2.1), is provided with filler pad (10) in Stuffing box (2.1), filler (11) and pressure spiral shell (12), seal ring (13) is provided with in pressure spiral shell (12), pressure spiral shell (12) and Stuffing box (2.1) are threaded, and valve rod (3) top is provided with the manual operating device of switch valve.
2. a kind of industrial refrigeration stop valve according to claim 1, is characterized in that: described manual operating device is handwheel (15).
3. a kind of industrial refrigeration stop valve according to claim 1, is characterized in that: described manual operating device is sealed cap (16), and described sealed cap (16) is connected with Stuffing box (2.1) external screw-thread.
4. a kind of industrial refrigeration stop valve according to claim 1, it is characterized in that: described valve seat (1) is provided with sealing surface of seat (1.3), described in go out in pipe body (1.2) to be provided with valve seat effluent mouth (1.4).
5. a kind of industrial refrigeration stop valve according to claim 1, is characterized in that: described inlet pipe body (1.1) is right-angle type stop valve with going out pipe body (1.2) mutually vertical.
6. a kind of industrial refrigeration stop valve according to claim 1, is characterized in that: described inlet pipe body (1.1) and go out pipe body (1.2) and be parallel to each other or overlap as straight-through stop valve.
CN201510311669.7A 2015-06-09 2015-06-09 Adjusting valve for industrial refrigerating Pending CN104930238A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510311669.7A CN104930238A (en) 2015-06-09 2015-06-09 Adjusting valve for industrial refrigerating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510311669.7A CN104930238A (en) 2015-06-09 2015-06-09 Adjusting valve for industrial refrigerating

Publications (1)

Publication Number Publication Date
CN104930238A true CN104930238A (en) 2015-09-23

Family

ID=54117544

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510311669.7A Pending CN104930238A (en) 2015-06-09 2015-06-09 Adjusting valve for industrial refrigerating

Country Status (1)

Country Link
CN (1) CN104930238A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2232328C2 (en) * 2002-04-08 2004-07-10 Андреев Александр Павлович Shut-off adjusting valve
CN102213334A (en) * 2011-05-19 2011-10-12 张清海 Self-operated emergency shutoff valve
CN103062419A (en) * 2012-08-27 2013-04-24 常州埃姆基冷冻设备有限公司 Steel forged refrigeration valve
CN203718092U (en) * 2014-03-01 2014-07-16 郑开省 Double-seal two-way telescopic loose joint stop valve
CN203809717U (en) * 2014-05-09 2014-09-03 吴俊明 Valve
CN204716990U (en) * 2015-06-09 2015-10-21 常州埃姆基冷冻设备有限公司 Industrial refrigeration modulating valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2232328C2 (en) * 2002-04-08 2004-07-10 Андреев Александр Павлович Shut-off adjusting valve
CN102213334A (en) * 2011-05-19 2011-10-12 张清海 Self-operated emergency shutoff valve
CN103062419A (en) * 2012-08-27 2013-04-24 常州埃姆基冷冻设备有限公司 Steel forged refrigeration valve
CN203718092U (en) * 2014-03-01 2014-07-16 郑开省 Double-seal two-way telescopic loose joint stop valve
CN203809717U (en) * 2014-05-09 2014-09-03 吴俊明 Valve
CN204716990U (en) * 2015-06-09 2015-10-21 常州埃姆基冷冻设备有限公司 Industrial refrigeration modulating valve

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SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
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Application publication date: 20150923