CN112253763A - Built-in pipe soft seal straight-through valve - Google Patents

Built-in pipe soft seal straight-through valve Download PDF

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Publication number
CN112253763A
CN112253763A CN202011267257.5A CN202011267257A CN112253763A CN 112253763 A CN112253763 A CN 112253763A CN 202011267257 A CN202011267257 A CN 202011267257A CN 112253763 A CN112253763 A CN 112253763A
Authority
CN
China
Prior art keywords
valve
built
straight
valve body
pipe
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.)
Withdrawn
Application number
CN202011267257.5A
Other languages
Chinese (zh)
Inventor
万甫云
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.)
Anhui Zhongxing Fluid Equipment Co ltd
Original Assignee
Anhui Zhongxing Fluid Equipment Co ltd
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 Anhui Zhongxing Fluid Equipment Co ltd filed Critical Anhui Zhongxing Fluid Equipment Co ltd
Priority to CN202011267257.5A priority Critical patent/CN112253763A/en
Publication of CN112253763A publication Critical patent/CN112253763A/en
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift 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
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/10—Welded housings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00—Spindle sealings
    • F16K41/02—Spindle sealings with stuffing-box ; Sealing rings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Housings (AREA)

Abstract

The invention provides a built-in tube soft seal straight-through valve, which comprises a straight-through valve body; flanges are arranged at two ends of the straight-through valve body; the straight-through valve body consists of a valve body, a hand wheel and an internal pipe; the built-in pipe is positioned inside the valve body; the top of the built-in pipe is provided with a valve cover; the valve cover is provided with a valve clack; the valve clack is integrally wrapped with a rubber material; a screw is arranged at the central position of the top of the valve cover; a split washer is arranged at the contact position of the screw and the top of the valve cover; a chain guide is arranged on the hand wheel; and a chain wheel is arranged between the chain guides. The built-in tube soft sealing straight-through valve has the advantages of long service life, good sealing property, high stability and good control flexibility on passing media.

Description

Built-in pipe soft seal straight-through valve
Technical Field
The invention belongs to the field of machinery, and particularly relates to a built-in tube soft seal straight-through valve.
Background
Nowadays, the straight-through valve is widely used in pipelines in industries such as petroleum, chemical engineering, pharmacy, metallurgy, electric power, urban water supply and drainage and the like, is used for controlling the circulation and the cut-off of pipeline media, and is one of the most widely applied valves in various fluid conveying engineering. The device is suitable for various media such as sewage, raw water, clear water, oil products and the like, and is not limited by the flow direction of the media. The conventional gate valve generally comprises a valve body, a valve cover, a gate plate, a valve rod, a sealing ring, a gate plate nut, a hand wheel and the like. Generally, the straight-through valve is used on outdoor or ground pipe networks, is generally exposed in the atmosphere for a long time, and is often exposed to sunlight in summer and ice and snow frost in winter, so that leakage between the valve cover and the valve rod can be caused, and a large amount of resources are wasted.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a built-in tube soft sealing straight-through valve.
A built-in tube soft sealing straight-through valve comprises a straight-through valve body; flanges are arranged at two ends of the straight-through valve body; the straight-through valve body consists of a valve body, a hand wheel and an internal pipe; the built-in pipe is positioned inside the valve body; the top of the built-in pipe is provided with a valve cover; the valve cover is provided with a valve clack; the valve clack is integrally wrapped with a rubber material; a screw is arranged at the central position of the top of the valve cover; a split washer is arranged at the contact position of the screw and the top of the valve cover; the screw rod extends to the outside of the valve body from the top of the valve cover and is connected with a hand wheel at the top of the valve body; a valve cover is arranged at the position where the screw rod is contacted with the valve body; the valve cover is fixed on the valve body through bolts and nuts; a check ring is arranged on the screw rod in the center of the valve cover; a chain guide is arranged on the hand wheel; and a chain wheel is arranged between the chain guides.
According to the built-in pipe soft sealing straight-through valve, the built-in pipe is connected with the valve body in a full-welding mode.
In the built-in pipe soft sealing straight-through valve, the flanges are arranged on one side of the straight-through valve body and the outer end of the built-in pipe.
In the built-in tube soft sealing straight-through valve, the valve cover and the periphery of the built-in tube are provided with the rubber rings; and a rubber ring pressing ring is arranged below the rubber ring.
According to the built-in tube soft seal straight-through valve, the screw is fixed on the valve cover through the bolt and the nut.
According to the built-in pipe soft sealing straight-through valve, the bottom of the hand wheel is fixed on the valve body through the bolts and the nuts, and the gaskets are arranged between the bolts and the nuts.
According to the built-in tube soft sealing straight-through valve, the straight-through valve body is made of corrosion-resistant stainless steel and copper alloy materials.
The invention has the beneficial effects that: the connection mode between the valve body and the built-in pipe arranged on the straight-through valve is welding and full welding, so that the built-in pipe cannot fall off from the valve body when the straight-through valve is used for a long time, the connection strength between the valve body and the built-in pipe is improved, the stability of the straight-through valve during use is improved, the service life between parts is prolonged, the straight-through valve body is in flange connection with an outer pipeline, a user can be connected with the pipeline through the flange when using the straight-through valve, the possibility that liquid leaks when flowing in the straight-through valve is ensured, the sealing performance of the straight-through valve during use is improved, and the straight-through valve can be; the screw rod is perpendicular form and settles in the top of valve cap for when the device moves, the screw rod can remain corresponding vertical state throughout, guarantees that the skew can not appear when using in the screw rod, increases the accurate nature that the device used, and makes the working angle of screw rod can not change, and drives the rising and the decline of screw rod, carries out corresponding regulation to the rivers in the device, improves the device and uses the flexibility.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a structural hand wheel structure of the present invention;
FIG. 3 is a top view of the present invention.
Detailed Description
The invention will be further described in detail with reference to examples of embodiments shown in the drawings to which, however, the invention is not restricted.
In the description of the present invention, it should be noted that the terms "center, upper, lower, left, right, vertical, horizontal, inner, outer" and the like indicate orientations or positional relationships based on those shown in the drawings only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first, second and third" are used for descriptive purposes only and are not intended to indicate or imply relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly stated or limited, the term "mounted, connected" is to be understood in a broad sense, for example: the two elements may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a built-in pipe soft seal straight-through valve comprises a straight-through valve body 1, wherein the straight-through valve body is mainly made of cast iron, cast steel, stainless steel and 316L; flanges 2 are arranged at two ends of the straight-through valve body 1; the flange 2 is arranged on one side of the straight-through valve body 1 and the outer end of the built-in pipe 3, and when a user uses the device, the flange 2 can be connected with a pipeline, so that the possibility of liquid leakage can be avoided when liquid flows in the device, the sealing performance of the device in use is improved, and the device can be fixedly used for a long time; the straight-through valve body is made of corrosion-resistant stainless steel and copper alloy materials; the straight-through valve body 1 consists of a valve body 4, a hand wheel 5 and an inner pipe 3, and the valve body and the inner pipe arranged in the straight-through valve are connected in a welding mode and are fully welded, so that the inner pipe cannot fall off from the valve body when the device is used for a long time, the connection strength between the valve body and the inner pipe is improved, the stability of the device in use is improved, and the service life of parts is prolonged; the built-in pipe 3 is positioned inside the valve body 4; the built-in pipe 3 is connected with the valve body 4 in a full-welding mode; the top of the built-in pipe 3 is provided with a valve cover 6; the valve cover 6 is provided with a valve clack 7; the valve clack 7 is integrally wrapped by a rubber material; the screw 8 is arranged at the center of the top of the valve cover 6, the screw 8 is made of a stainless steel screw (2CR13), and the screw 8 is vertically arranged at the top of the valve cover 6, so that when the device operates, the screw 8 can always keep a corresponding vertical state, the screw 8 is ensured not to deviate when in use, the use accuracy of the device is improved, the working angle of the screw 8 is not changed, the screw 8 is driven to ascend and descend, water flow in the device is correspondingly adjusted, and the use flexibility of the device is improved; rubber rings 9 are arranged around the valve cover 6 and the built-in pipe 6; a rubber ring pressing ring 10 is arranged below the rubber ring 9; a split washer 11 is arranged at the contact position of the screw 8 and the top of the valve cover 6; the screw 8 is fixed on the valve cover 6 through a bolt and a nut 12; the screw 8 extends to the outside of the valve body 4 from the top of the valve cover 6 and is connected with the hand wheel 5 at the top of the valve body 4; a valve cover 13 is arranged at the position where the screw 8 is contacted with the valve body 4; the valve cover 13 is fixed on the valve body 4 through bolts and nuts 12; a check ring 14 is arranged on the screw 8 in the center of the valve cover 13; the hand wheel 5 is provided with a chain guide 15; the bottom of the hand wheel 5 is fixed on the valve body 4 through a bolt and a nut 12, a gasket 16 is arranged between the bolt and the nut 12, the bolt and the nut 12 are made of cast aluminum brass or cast aluminum bronze, and the hardness and the strength of the bolt and the nut are both greater than those of a screw rod; between the chain guides 15, chain wheels 17 are arranged.
The built-in pipe soft sealing straight-through valve has the characteristics that: the flat-bottom valve seat does not cause dirt accumulation, so that the soft seal gate valve is more reliable in sealing; the valve clack is integrally coated with rubber, and the deformation compensation effect generated by integrally coating the gate is utilized to achieve a good sealing effect; the valve internals are made of corrosion-resistant rustless steel and copper alloy materials, and can be used for a sewage system to adapt to a severe working environment; the volume is small, the weight is light, and the installation and the maintenance are convenient; the screw rod is sealed by the O-shaped ring, so that the friction resistance during opening and closing is greatly reduced, and the switch is light and watertight; the phenomena of poor sealing, water leakage and rustiness of the common gate valve are overcome.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the details of the embodiments, and various equivalent modifications can be made within the technical spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention.

Claims (7)

1. A built-in pipe soft seal straight-through valve is characterized in that: comprises a straight-through valve body; flanges are arranged at two ends of the straight-through valve body; the straight-through valve body consists of a valve body, a hand wheel and an internal pipe; the built-in pipe is positioned inside the valve body; the top of the built-in pipe is provided with a valve cover; the valve cover is provided with a valve clack; the valve clack is integrally wrapped with a rubber material; a screw is arranged at the central position of the top of the valve cover; a split washer is arranged at the contact position of the screw and the top of the valve cover; the screw rod extends to the outside of the valve body from the top of the valve cover and is connected with a hand wheel at the top of the valve body; a valve cover is arranged at the position where the screw rod is contacted with the valve body; the valve cover is fixed on the valve body through bolts and nuts; a check ring is arranged on the screw rod in the center of the valve cover; a chain guide is arranged on the hand wheel; and a chain wheel is arranged between the chain guides.
2. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: the built-in pipe is connected with the valve body in a full-welding mode.
3. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: the flanges are arranged on one side of the straight-through valve body and the outer end of the built-in pipe.
4. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: rubber rings are arranged around the valve cover and the built-in pipe; and a rubber ring pressing ring is arranged below the rubber ring.
5. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: the screw rod is fixed on the valve cover through a bolt and a nut.
6. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: the bottom of the hand wheel is fixed on the valve body through bolts and nuts, and gaskets are arranged between the bolts and the nuts.
7. A built-in tube soft seal straight-through valve as claimed in claim 1, wherein: the straight-through valve body is made of corrosion-resistant stainless steel and copper alloy materials.
CN202011267257.5A 2020-11-13 2020-11-13 Built-in pipe soft seal straight-through valve Withdrawn CN112253763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011267257.5A CN112253763A (en) 2020-11-13 2020-11-13 Built-in pipe soft seal straight-through valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011267257.5A CN112253763A (en) 2020-11-13 2020-11-13 Built-in pipe soft seal straight-through valve

Publications (1)

Publication Number Publication Date
CN112253763A true CN112253763A (en) 2021-01-22

Family

ID=74266805

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011267257.5A Withdrawn CN112253763A (en) 2020-11-13 2020-11-13 Built-in pipe soft seal straight-through valve

Country Status (1)

Country Link
CN (1) CN112253763A (en)

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SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20210122