CN112197020A - Gate valve for discharging sewage - Google Patents

Gate valve for discharging sewage Download PDF

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Publication number
CN112197020A
CN112197020A CN202011107597.1A CN202011107597A CN112197020A CN 112197020 A CN112197020 A CN 112197020A CN 202011107597 A CN202011107597 A CN 202011107597A CN 112197020 A CN112197020 A CN 112197020A
Authority
CN
China
Prior art keywords
groove
valve
rotating plate
block
moving
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Withdrawn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
CN202011107597.1A
Other languages
Chinese (zh)
Inventor
王阳
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.)
Zhejiang Yanji Technology Co Ltd
Original Assignee
Zhejiang Yanji Technology 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 Zhejiang Yanji Technology Co Ltd filed Critical Zhejiang Yanji Technology Co Ltd
Priority to CN202011107597.1A priority Critical patent/CN112197020A/en
Publication of CN112197020A publication Critical patent/CN112197020A/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Withdrawn legal-status Critical Current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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0209—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor the valve having a particular passage, e.g. provided with a filter, throttle or safety device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle

Abstract

The invention discloses a gate valve for discharging sewage, wherein a first rectangular through groove is arranged in a valve body, a rectangular space positioned above the first rectangular through groove is arranged in the valve, the rectangular space is communicated with the first rectangular through groove through a rectangular communicating groove, a round hole groove is formed in the top of the rectangular space, a screw rod is rotatably arranged in the round hole groove, the bottom end of the screw rod is in threaded connection with an internal thread sleeve, a valve plate is fixedly arranged at the bottom of the internal thread sleeve, a first protection device is arranged on the valve plate, a second protection device is arranged on the side wall of the first rectangular through groove, when the valve plate moves upwards, the first protection device covers the bottom of the valve plate, and the second protection device covers the side wall, opposite to the bottom of the valve plate, of the first rectangular through groove.

Description

Gate valve for discharging sewage
Technical Field
The invention belongs to the field of valves, and particularly relates to a gate valve for discharging sewage.
Background
The valve is a mechanical device for controlling the flow, flow direction, pressure, temperature, etc. of flowing fluid medium, and is a basic component in pipeline system, and it is used to change the channel section and medium flow direction, and has the functions of diversion, cut-off, regulation, throttling, non-return, shunt or overflow pressure relief, etc. the valve used for fluid control is from the simplest cut-off valve to various valves used in very complex automatic control system, and its variety and specification are various.
Need use a plurality of valves in sewage treatment's the pipeline, but there are many solid pollutants in the sewage pipeline, when solid pollutant was located the clamp plate below of gate valve or was located the clamp plate bottom, will make the clamp plate blocked by solid pollutant and can't be complete with the bottommost contact of valve to can't close the gate valve completely when needs were closed with the gate valve, thereby lost the valve and opened and closed the effect at any time
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the gate valve for discharging sewage, which can prevent solid pollutants from clamping a pressing plate of the gate valve, so that the pressing plate cannot be contacted with the bottommost part in the valve downwards to close the valve.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a gate valve for discharging sewage, it leads to the groove to be provided with first rectangle in the valve body, be provided with a rectangle space that is located first rectangle and leads to the groove top in the valve, rectangle space and first rectangle lead to between the groove through the rectangle intercommunication groove and be linked together, the top in rectangle space is provided with a round hole groove, round hole inslot internal rotation sets up a screw rod, a bottom threaded connection internal thread cover of screw rod, the fixed valve plate that is provided with in bottom of internal thread cover, be provided with first protection device on the valve plate, be provided with second protection device on the lateral wall that first rectangle leads to the groove, when the valve plate rebound, first protection device can cover the bottom of valve plate, and second protection device can cover the lateral wall relative with the bottom of valve plate on the first rectangle leads to the groove.
The first protection device comprises a first rotating plate hinged to the side of the valve plate, a second rectangular through groove is formed in the first rotating plate, a second rotating plate is hinged to the side wall, away from the hinged position of the first rotating plate, of the second rectangular through groove, a third rotating plate is fixedly arranged on the side face of the second rotating plate, an included angle a is formed between the second rotating plate and the third rotating plate, the angle a is equal to the included angle a, when the second rotating plate and the third rotating plate are in contact with the bottom of the valve plate, the second rotating plate can be in contact with one side of the valve plate, and the third rotating plate can be in contact with the other side of the valve plate.
The second protection device comprises a moving block which is arranged on the side wall, opposite to the bottom of the valve plate, of the rectangular through groove in a reciprocating mode, a groove is formed in the bottom of the rectangular through groove, a positioning block capable of moving in a reciprocating mode is arranged in the groove, the top of the positioning block is fixedly connected with the bottom of the moving block, and the positioning block is connected with the side wall of one side of the groove through a telescopic spring.
A labor-saving device is arranged on the moving block; the labor-saving device comprises a working shell which is arranged on one side of a moving block in a reciprocating manner, the working shell is provided with a left-right through moving space, the bottom of the moving space is provided with a sliding groove, and the top of the moving block is fixedly provided with a sliding block positioned in the sliding groove.
The left end face of the moving block is respectively provided with a first side face, a second side face and a third side face, the first side face, the second side face and the third side face are sequentially arranged in a step shape from left to right along the height direction, a first groove is formed in the first side face, a first push block capable of moving in a reciprocating mode is arranged in the first groove, the first push block is connected with the bottom of the first groove through a first spring, one end of the first spring is fixedly arranged at the bottom of the first groove, the other end of the first spring is fixedly arranged at one end, close to the bottom of the first groove, of the first push block, a second groove is formed in the second side face, a second push block capable of moving in a reciprocating mode is arranged in the second groove, the second push block is connected with the bottom of the second groove through a second spring, one end of the second spring is fixedly arranged at the bottom of the second groove, and the other end of the second push block is fixedly arranged at one end, close to, the third groove is formed in the third side face, a third pushing block capable of moving in a reciprocating mode is arranged on the third groove, a third spring is arranged between the third groove and the third pushing block, one end of the third spring is fixedly arranged at the bottom of the third groove, and the other end of the third spring is fixedly arranged at one end, close to the bottom of the third groove, of the third pushing block.
The left end of the activity space is provided with three reciprocating movable pushing blocks from top to bottom in sequence.
In summary, the invention has the following advantages: this equipment structure is simple, can avoid solid contaminant to block the clamp plate of gate valve to let the clamp plate can't be down with the valve in the bottommost contact close the valve.
Drawings
Fig. 1 is a perspective view of a gate valve for discharging contaminated water.
Fig. 2 is a top view of the present invention.
Fig. 3 is a sectional view taken at a-a in fig. 2.
Fig. 4 is an enlarged view of fig. 3 at B.
Fig. 5 is an enlarged view of fig. 3 at C.
In the figure, a valve body 1, a screw 2, an internal thread sleeve 3, a valve plate 4, a first rotating plate 50, a second rotating plate 51, a third rotating plate 52, a moving block 100, a positioning block 101, a telescopic spring 102, a working shell 300, a sliding block 301, a first pushing block 400, a first spring 666, a second pushing block 401, a third pushing block 402, a third spring 444 and a moving pushing block 700 are arranged.
Detailed Description
As shown in fig. 1 to 5, a gate valve for discharging contaminated water, comprising: the improved check valve is characterized in that a first rectangular through groove is formed in the valve body 1, a rectangular space located above the first rectangular through groove is formed in the valve body 1, the rectangular space and the first rectangular through groove are communicated with each other through a rectangular communication groove, a round hole groove is formed in the top of the rectangular space, a screw rod 2 is arranged in the round hole groove in a rotating mode, an internal thread sleeve 3 is connected to the bottom end of the screw rod 2 in a threaded mode, a valve plate 4 is fixedly arranged at the bottom of the internal thread sleeve 3, a first protection device is arranged on the valve plate 4, a second protection device is arranged on the side wall of the first rectangular through groove, when the valve plate 4 moves upwards, the first protection device can cover the bottom of the valve plate 4, and the second protection device can cover the side wall, opposite to the bottom of the valve plate 4.
When rotating screw rod 2 with the hand, screw rod 2 can drive 3 downstream of internal thread cover, and at the in-process of 3 downstream of internal thread cover, first protection device can avoid solid pollutant to pile up in valve plate 4 bottom, and second protection device can avoid the rectangle to lead to the groove on with valve plate 4 relative downside lateral wall to pile up by solid pollutant to can contact through valve plate 4 and the rectangle to lead to the downside lateral wall and close the valve.
The first protection device comprises a first rotating plate 50 hinged to the side of the valve plate 4, a second rectangular through groove is formed in the first rotating plate 50, a second rotating plate 51 is hinged to the side wall, away from the hinged position of the first rotating plate 50, of the side wall of the second rectangular through groove, a third rotating plate 52 is fixedly arranged on the side face of the second rotating plate 51, an included angle & lt a & gt is arranged between the second rotating plate 51 and the third rotating plate 52, the angle & lt a & gt is 30 degrees, when the second rotating plate 51 and the third rotating plate 52 are in contact with the bottom of the valve plate 4, the second rotating plate 51 can be in contact with one side of the valve plate 4, and the third rotating plate 52 can be in contact with the other side of the valve plate 4.
When the first rotating plate 50 is not in contact with the moving block 100, the second rotating plate 51 can be in contact with one side of the valve plate 4, and the third rotating plate 52 can be in contact with the other side of the valve plate 4, so that solid particles can be prevented from remaining at the bottom of the valve plate 4 when sewage flows through and the bottom of the valve plate 4 cannot be in contact with the side wall of the rectangular through groove.
The second protection device comprises a moving block 100 which is arranged on the side wall, opposite to the bottom of the valve plate 4, of the rectangular through groove in a reciprocating mode, a groove is formed in the bottom of the rectangular through groove, a positioning block 101 which can move in a reciprocating mode is arranged in the groove, the top of the positioning block 101 is fixedly connected with the bottom of the moving block 100, and the positioning block 101 is connected with the side wall of one side of the groove through a telescopic spring 102.
When the valve plate 4 moves downwards, the first rotating plate 50 can be in contact with the moving block 100, the moving block 100 can be pushed leftwards to expose the side wall opposite to the bottom of the valve plate 4, so that the bottom of the valve plate 4 can be in contact with the lower side wall of the rectangular through groove, the valve is closed, when the valve plate 4 moves upwards, the moving block 100 can move back to the position under the bottom of the valve plate 4, solid particles can be prevented from being located under the bottom of the valve plate 4, the valve plate 4 cannot be in full contact with the side wall of the rectangular through groove to close the valve, and therefore the product can be used more stably.
A labor-saving device is arranged on the moving block 100; the labor-saving device comprises a working shell 300 which is arranged on one side of the moving block 100 in a reciprocating manner, the working shell 300 is provided with a left-right through moving space, the bottom of the moving space is provided with a sliding groove, and the top of the moving block 100 is fixedly provided with a sliding block 301 positioned in the sliding groove.
The left end face of the moving block 100 is provided with a first side face, a second side face and a third side face respectively, the first side face, the second side face and the third side face are sequentially arranged in a step shape from left to right along the height direction, a first groove is arranged on the first side face, a first push block 400 capable of moving in a reciprocating manner is arranged in the first groove, the first push block 400 is connected with the bottom of the first groove through a first spring 666, one end of the first spring 666 is fixedly arranged at the bottom of the first groove, the other end of the first spring 666 is fixedly arranged at one end of the first push block 400 close to the bottom of the first groove, a second groove is arranged on the second side face, a second push block 401 capable of moving in a reciprocating manner is arranged in the second groove, the second push block 401 is connected with the bottom of the second groove through a second spring 433, one end of the second spring 433 is fixedly arranged at the bottom of the second groove, the other end of the third spring 444 is fixedly arranged at one end of the second push block 401 close to the bottom of the second groove, a third groove is arranged on the third side face, a third push block 402 capable of moving back and forth is arranged on the third groove, a third spring 444 is arranged between the third groove and the third push block 402, one end of the third spring 444 is fixedly arranged at the bottom of the third groove, and the other end of the third spring 444 is fixedly arranged at one end of the third push block 402 close to the bottom of the third groove.
The left end from the top down of activity space has set gradually three reciprocating motion's removal and has pushed away a piece 700, the trailing flank from the top down of activity space is provided with three first screens groove, the leading flank from the top down of activity space is provided with three second screens groove, and every front and back both sides face that removes and pushes away a piece 700 is provided with a screens piece respectively, and the screens piece of trailing flank is located first screens inslot, and the screens piece of leading flank is located the second screens inslot.
When the first rotating plate 50 pushes the positioning block 101 to move leftward, the first pushing block 400 contacts with the uppermost moving pushing block 700 to push the moving pushing block 700 to move leftward, so as to push the solid pollutants on the left side of the working housing 300 to the left, then the second pushing block 401 contacts with the middle moving pushing block 700, and finally the third pushing block 402 contacts with the lowermost moving pushing block 700 to push the solid pollutants on the left side of the working housing 300 to the left in sequence, so that the solid pollutants accumulated for a long time can be prevented from being accumulated at the left end of the working housing 300 to block the left movement of the working housing 300, the problem that the valve is not easy to close when the solid pollutants are accumulated at the left end of the working housing 300 is avoided, a person with low strength can close the valve, and the humanization of the valve in use can be reflected.

Claims (6)

1. A gate valve for discharging sewage, comprising a valve body (1), characterized in that: be provided with first rectangle through groove in valve body (1), be provided with a rectangle space that is located first rectangle through groove top in valve (1), rectangle space and first rectangle are led to and are linked together through the rectangle intercommunication groove between the groove, the top in rectangle space is provided with a round hole groove, round hole inslot internal rotation sets up a screw rod (2), a bottom threaded connection internal thread cover (3) of screw rod (2), the fixed valve plate (4) that is provided with in bottom of internal thread cover (3), be provided with first protection device on valve plate (4), be provided with second protection device on the lateral wall that first rectangle led to the groove, when valve plate (4) rebound, first protection device can cover the bottom of valve plate (4), and second protection device can cover the lateral wall relative with the bottom of valve plate (4) on the first rectangle through groove.
2. The gate valve for discharging contaminated water according to claim 1, wherein: the first protection device comprises a first rotating plate (50) hinged to the side of the valve plate (4), a second rectangular through groove is formed in the first rotating plate (50), a second rotating plate (51) is hinged to the side wall, away from the hinged position of the first rotating plate (50), of the side wall of the second rotating plate (51), a third rotating plate (52) is fixedly arranged on the side face of the second rotating plate (51), an included angle alpha is formed between the second rotating plate (51) and the third rotating plate (52), the angle alpha is (30) DEG, when the second rotating plate (51) and the third rotating plate (52) are in contact with the bottom of the valve plate (4), the second rotating plate (51) can be in contact with one side of the valve plate (4), and the third rotating plate (52) can be in contact with the other side of the valve plate (4).
3. The gate valve for discharging contaminated water according to claim 1, wherein: the second protection device comprises a moving block (100) which is arranged on the side wall, opposite to the bottom of the valve plate (4), of the rectangular through groove in a reciprocating mode, a groove is formed in the bottom of the rectangular through groove, a positioning block (101) capable of moving in a reciprocating mode is arranged in the groove, the top of the positioning block (101) is fixedly connected with the bottom of the moving block (100), and the positioning block (101) is connected with the side wall of one side of the groove through a telescopic spring (102).
4. The gate valve for discharging contaminated water according to claim 3, wherein: the moving block (100) is provided with a labor-saving device; the labor-saving device comprises a working shell (300) which is arranged on one side of a moving block (100) in a reciprocating mode, wherein the working shell (300) is provided with a left-right through moving space, the bottom of the moving space is provided with a sliding groove, and the top of the moving block (100) is fixedly provided with a sliding block (301) positioned in the sliding groove.
5. The gate valve for discharging contaminated water according to claim 4, wherein: the left end face of the moving block (100) is provided with a first side face, a second side face and a third side face respectively, the first side face, the second side face and the third side face are sequentially arranged in a step shape from left to right along the height direction, a first groove is arranged on the first side face, a first push block (400) capable of moving in a reciprocating manner is arranged in the first groove, the first push block (400) is connected with the bottom of the first groove through a first spring (666), one end of the first spring (666) is fixedly arranged at the bottom of the first groove, the other end of the first push block (400) is fixedly arranged at one end, close to the bottom of the first groove, of the first push block, a second groove is arranged on the second side face, a second push block (401) capable of moving in a reciprocating manner is arranged in the second groove, the second push block (401) is connected with the bottom of the second groove through a second spring (433), one end of a second spring (433) is fixedly arranged at the bottom of the second groove, the other end of the second spring is fixedly arranged at one end, close to the bottom of the second groove, of the second push block (401), a third groove is formed in the third side face of the second spring, a third push block (402) capable of moving in a reciprocating mode is arranged on the third groove, a third spring (444) is arranged between the third groove and the third push block (402), one end of the third spring (444) is fixedly arranged at the bottom of the third groove, and the other end of the third spring is fixedly arranged at one end, close to the bottom of the third groove, of the third push block (402).
6. The gate valve for discharging contaminated water according to claim 4, wherein: the left end of the activity space is provided with three reciprocating movable pushing blocks (700) from top to bottom in sequence.
CN202011107597.1A 2020-10-16 2020-10-16 Gate valve for discharging sewage Withdrawn CN112197020A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011107597.1A CN112197020A (en) 2020-10-16 2020-10-16 Gate valve for discharging sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011107597.1A CN112197020A (en) 2020-10-16 2020-10-16 Gate valve for discharging sewage

Publications (1)

Publication Number Publication Date
CN112197020A true CN112197020A (en) 2021-01-08

Family

ID=74009583

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011107597.1A Withdrawn CN112197020A (en) 2020-10-16 2020-10-16 Gate valve for discharging sewage

Country Status (1)

Country Link
CN (1) CN112197020A (en)

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Application publication date: 20210108