CN221170771U - Two-way water supply and drainage gate - Google Patents

Two-way water supply and drainage gate Download PDF

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Publication number
CN221170771U
CN221170771U CN202323219512.0U CN202323219512U CN221170771U CN 221170771 U CN221170771 U CN 221170771U CN 202323219512 U CN202323219512 U CN 202323219512U CN 221170771 U CN221170771 U CN 221170771U
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CN
China
Prior art keywords
valve
valve body
movable rod
adjusting mechanism
rod
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CN202323219512.0U
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Chinese (zh)
Inventor
刘德清
徐礼亮
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Guangdong Henghai Pump Industry Co ltd
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Guangdong Henghai Pump Industry Co ltd
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Priority to CN202323219512.0U priority Critical patent/CN221170771U/en
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Publication of CN221170771U publication Critical patent/CN221170771U/en
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Abstract

The utility model discloses a bidirectional water supply and drainage gate, which comprises a valve body, wherein a valve cover is arranged at the upper end of the valve body, the valve cover is fixed with the valve body through bolts, and valve seats are arranged on two sides of an inner cavity of the valve body; further comprises: the adjusting mechanism is arranged between the valve seats, a double-thread transmission rod is rotatably arranged in the adjusting mechanism, limiting cavities are formed in two sides of the inside of the adjusting mechanism, a movable rod is arranged in the limiting cavities, one end of the movable rod extends to the outside of the adjusting mechanism, the movable rod and the limiting cavities are in sliding limiting, two ends of the double-thread transmission rod respectively extend to the inside of the movable rod, and external threads at two ends of the double-thread transmission rod are respectively matched with inner screw holes of the movable rod; the valve clack, it sets up the movable rod is located the outside one end of adjustment mechanism, and valve clack and the inside through-hole joint cooperation of disk seat have solved one-way problem that gives the drain valve sealed effect relatively poor and inside difficult maintenance clearance.

Description

Two-way water supply and drainage gate
Technical Field
The utility model relates to the technical field of water supply and drainage gates, in particular to a bidirectional water supply and drainage gate.
Background
The water supply and drainage gate is an important water conservancy facility, and the water level and the flow are adjusted by opening or closing the gate so as to meet the water supply requirements and the water drainage requirements of different periods, plays an important role in adjusting the water circulation, is beneficial to the reasonable utilization and protection of water resources, and is widely applied to the fields of urban water supply and drainage systems, industrial parks, farmland irrigation and the like at present. In the aspect of urban water supply, the water supply and drainage gate can regulate water pressure and control water flow direction and flow; in terms of drainage, the water supply and drainage gate can rapidly drain rainwater and domestic sewage, and the urban waterlogging problem is relieved.
For example, the Chinese patent grant number CN210461754U, a water supply and drainage valve, includes a valve body, a valve cover disposed at the upper end of the valve body, a valve seat disposed at the lower end of the valve body, a valve rod inserted in the valve cover, a hand wheel disposed on the valve cover and penetrating the valve rod, a valve slot disposed in the valve cover, a flow passage disposed in the valve body, a filter screen connected in the flow passage, a valve core disposed between the filter screens, and a valve core upper end fixedly connected with the valve rod; the mode of threaded connection between the external threads of the outer arm of the valve rod and the internal threads of the inner wall of the valve groove is adopted, friction in the process of upward movement or downward movement of the valve rod is increased, stability of the valve in the open-close state is improved, lubrication between the valve rod and the valve groove is realized through the L-shaped oil groove, and rust of the valve rod is avoided.
Above-mentioned prior art is although can realize opening and close the pipeline, but on the one hand along with through discharge and pressure's improvement, single stop gear easily leads to the problem that sealed effect descends because of the material is ageing, and the valve body is inside easily to appear dirt under long-time use moreover, and the clearance is got up comparatively inconvenient, consequently does not satisfy current demand, has proposed a two-way water supply and drainage floodgate to this we.
Disclosure of utility model
The utility model aims to provide a bidirectional water supply and drainage valve so as to solve the problems that the sealing effect of the unidirectional water supply and drainage valve is poor and the inside is difficult to maintain and clean in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the two-way water supply and drainage gate comprises a valve body, wherein a valve cover is arranged at the upper end of the valve body, the valve cover is fixed with the valve body through bolts, valve seats are arranged on two sides of an inner cavity of the valve body, and the valve seats and the valve body are integrally cast; further comprises:
the adjusting mechanism is arranged between the valve seats, a double-thread transmission rod is rotatably arranged in the adjusting mechanism, limiting cavities are formed in two sides of the inside of the adjusting mechanism, a movable rod is arranged in the limiting cavities, one end of the movable rod extends to the outside of the adjusting mechanism, the movable rod and the limiting cavities are in sliding limiting, two ends of the double-thread transmission rod respectively extend to the inside of the movable rod, and external threads at two ends of the double-thread transmission rod are respectively matched with inner screw holes of the movable rod;
The valve clack is arranged at one end of the movable rod, which is positioned at the outer part of the adjusting mechanism, and the valve clack is in clamping fit with the through hole in the valve seat.
Preferably, the middle position department inside the valve body is provided with the transmission chamber, the fixed valve pipe that is provided with in middle position department of valve gap up end, the top rotation of valve pipe is installed the hand wheel, the lower extreme fixed mounting of hand wheel has the valve rod, and the valve rod runs through the valve pipe and extends to the inside of transmission chamber, the bottom fixed mounting of valve rod has the initiative bevel gear, the position fixed mounting that the double-thread transmission pole is located the transmission chamber has driven bevel gear, and driven bevel gear is connected with initiative bevel gear meshing.
Preferably, four fixing frames distributed at equal intervals in an annular shape are arranged on two sides of the outer portion of the adjusting mechanism, and the other end of the fixing frame is welded and fixed with the valve body.
Preferably, a drain pipe is arranged at the middle position of the bottom of the valve body, and an electric control valve is arranged outside the drain pipe.
Preferably, the inside of valve body both sides pipeline all installs the solid fixed ring, the inside of solid fixed ring is fixedly provided with the filter screen.
Preferably, four limiting blocks which are distributed annularly are arranged outside the fixed ring, four sliding cavities which are distributed annularly are arranged in the inner walls of the pipelines on two sides of the valve body, the limiting blocks are connected with the sliding cavities in a sliding mode, and buffer springs are fixedly arranged between two sides of the limiting blocks and the sliding cavities respectively.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, when the pipelines at the two ends of the valve body are required to be cut off, the valve rod is driven to rotate by rotating the hand wheel, so that the driving bevel gear at the bottom is driven to rotate, the double-thread transmission rod is driven to rotate under the meshing of the driving bevel gear and the driven bevel gear, the two ends of the double-thread transmission rod respectively extend to the inside of the movable rod, under the thread friction of the driving bevel gear and the driven bevel gear, the valve clacks at the two ends gradually extend to the inside of the valve seat by matching with the guiding action of the limiting cavity on the movable rod, and the sealing of the through holes in the valve seat is completed, so that the effect of cutting off water flow is achieved.
2. According to the utility model, after the two valve clacks and the valve seats are sealed, a sealed cavity is formed between the two valve seats, at the moment, the valve outside the drain pipe can be opened to drain residual water between the valve seats, at the moment, a user can independently clean the inside of the water discharge valve by disassembling the valve cover, so that the service life of internal parts is prevented from being influenced by residual dirt, and the operation of the inside of the valve body is realized on the premise of not influencing the normal operation of a pipeline, so that the flexibility and convenience are improved.
3. According to the utility model, the filter screens are arranged on both sides of the inner cavity of the valve body, so that the filter screens can intercept dirt in water in the use process of the drain valve, meanwhile, in order to avoid damage to the filter screens caused by water flow impact, the buffer springs are arranged between the limiting blocks and the sliding cavity, so that high-pressure water flow contacts the filter screens, and meanwhile, the buffer springs elastically deform, so that the impact force of the water flow is relieved, and the filter screens are prevented from being damaged.
Drawings
FIG. 1 is a schematic view of the internal structure of the present utility model;
FIG. 2 is a perspective view of an adjustment mechanism of the present utility model;
FIG. 3 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present utility model;
Fig. 4 is a perspective view of a filter screen of the present utility model.
In the figure: 1. a valve body; 2. a valve cover; 3. a hand wheel; 4. a valve tube; 5. a valve stem; 6. a valve seat; 7. a valve flap; 8. an adjusting mechanism; 9. a spacing cavity; 10. a double-thread transmission rod; 11. a movable rod; 12. a fixing frame; 13. a blow-down pipe; 14. a fixing ring; 15. a filter screen; 16. a sliding chamber; 17. a buffer spring; 18. a transmission cavity; 19. a drive bevel gear; 20. a driven bevel gear; 21. and a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the two-way water supply and drainage gate comprises a valve body 1, wherein a valve cover 2 is arranged at the upper end of the valve body 1, the valve cover 2 and the valve body 1 are fixed through bolts, valve seats 6 are arranged on two sides of an inner cavity of the valve body 1, and the valve seats 6 and the valve body 1 are integrally cast; further comprises:
The adjusting mechanism 8 is arranged between the valve seats 6, a double-thread transmission rod 10 is rotatably arranged in the adjusting mechanism 8, limiting cavities 9 are formed in two sides of the interior of the adjusting mechanism 8, a movable rod 11 is arranged in the limiting cavities 9, one end of the movable rod 11 extends to the exterior of the adjusting mechanism 8, the movable rod 11 and the limiting cavities 9 slide and are limited, two ends of the double-thread transmission rod 10 extend to the interior of the movable rod 11 respectively, and external threads at two ends of the double-thread transmission rod 10 are matched with internal screw holes of the movable rod 11 respectively;
the valve clack 7, it sets up the one end that is located adjustment mechanism 8 outside at movable rod 11, and valve clack 7 and the inside through-hole joint cooperation of disk seat 6.
When the pipeline at the two ends of the valve body 1 is cut off, the valve rod 5 is driven to rotate by rotating the hand wheel 3, so that the driving bevel gear 19 at the bottom is driven to rotate, the double-thread transmission rod 10 is driven to rotate under the meshing of the driving bevel gear 19 and the driven bevel gear 20, the two ends of the double-thread transmission rod 10 respectively extend to the inside of the movable rod 11, under the thread friction of the driving bevel gear 19 and the driven bevel gear 20, the valve clacks 7 at the two ends gradually extend to the inside of the valve seat 6 by matching with the guiding effect of the limiting cavity 9 on the movable rod 11, and the sealing of the through hole inside the valve seat 6 is completed, so that the effect of stopping water flow is achieved.
Referring to fig. 1 and 3, a transmission cavity 18 is arranged at the middle position inside the valve body 1, a valve tube 4 is fixedly arranged at the middle position of the upper end face of the valve cover 2, a hand wheel 3 is rotatably arranged above the valve tube 4, a valve rod 5 is fixedly arranged at the lower end of the hand wheel 3, the valve rod 5 penetrates through the valve tube 4 to extend into the transmission cavity 18, a driving bevel gear 19 is fixedly arranged at the bottom of the valve rod 5, a driven bevel gear 20 is fixedly arranged at the position of the transmission cavity 18 of the double-thread transmission rod 10, the driven bevel gear 20 is meshed with the driving bevel gear 19, the operation mode of the structure still adopts the operation of the transmission hand wheel 3, convenience is ensured, and meanwhile, in a cut-off mode, the sealing with a valve seat is completed by utilizing opposite movement of two valve clacks 7, and the integral sealing effect is effectively improved.
Referring to fig. 1 and 2, four fixing frames 12 distributed in annular equidistant manner are respectively arranged on two sides of the outer part of the adjusting mechanism 8, and the other end of the fixing frame 12 is welded and fixed with the valve body 1, so that the installation firmness of the adjusting mechanism 8 is improved.
Referring to fig. 1, a drain pipe 13 is installed at a middle position of the bottom of the valve body 1, and an electric control valve is installed outside the drain pipe 13, so as to facilitate the discharge of dirt inside the valve body 1.
Referring to fig. 1 and 4, the inside of the pipes at both sides of the valve body 1 are provided with a fixing ring 14, and a filter screen 15 is fixedly arranged in the fixing ring 14 to block dirt in water.
Referring to fig. 1 and 4, four annular limiting blocks 21 are arranged outside the fixed ring 14, four annular sliding cavities 16 are arranged in the inner walls of the pipelines at two sides of the valve body 1, the limiting blocks 21 are in sliding connection with the sliding cavities 16, buffer springs 17 are fixedly arranged between two sides of the limiting blocks 21 and the sliding cavities 16 respectively, and damage of the filter screen 15 due to overlarge water flow impact is avoided.
Working principle: in the use of the drain valve, dirt in water is intercepted by the filter screen 15, and meanwhile, the filter screen 15 is contacted by high-pressure water flow, elastic deformation occurs due to the buffer spring 17, so that the impact force of the water flow is relieved, the filter screen 15 is prevented from being damaged, after two valve clacks 7 and valve seats 6 are sealed, a sealed cavity is formed between the two valve seats 6, at the moment, the valve outside the drain pipe 13 can be opened through the opening of the valve, residual water between the valve seats 6 is discharged, at the moment, a user can independently clean the inside of the drain valve through the disassembling valve cover 2, the service life of internal parts is prevented from being influenced by the residual dirt, and the operation of the inside of the valve body 1 is realized on the premise that the normal work of a pipeline is not influenced, and the flexibility and the convenience are improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The two-way water supply and drainage gate comprises a valve body (1), wherein a valve cover (2) is arranged at the upper end of the valve body (1), the valve cover (2) is fixed with the valve body (1) through bolts, valve seats (6) are arranged on two sides of an inner cavity of the valve body (1), and the valve seats (6) and the valve body (1) are integrally cast;
The method is characterized in that: further comprises:
The adjusting mechanism (8) is arranged between the valve seats (6), a double-thread transmission rod (10) is rotatably arranged in the adjusting mechanism (8), limiting cavities (9) are formed in two sides of the inside of the adjusting mechanism (8), a movable rod (11) is arranged in the limiting cavities (9), one end of the movable rod (11) extends to the outside of the adjusting mechanism (8), the movable rod (11) and the limiting cavities (9) slide and limit, two ends of the double-thread transmission rod (10) extend to the inside of the movable rod (11) respectively, and external threads at two ends of the double-thread transmission rod (10) are matched with internal screw holes of the movable rod (11) respectively;
The valve clack (7) is arranged at one end of the movable rod (11) positioned at the outer part of the adjusting mechanism (8), and the valve clack (7) is in clamping fit with the through hole in the valve seat (6).
2. A bi-directional water supply and drainage gate as claimed in claim 1, wherein: the valve is characterized in that a transmission cavity (18) is formed in the middle position of the valve body (1), a valve tube (4) is fixedly arranged at the middle position of the upper end face of the valve cover (2), a hand wheel (3) is rotatably arranged above the valve tube (4), a valve rod (5) is fixedly arranged at the lower end of the hand wheel (3), the valve rod (5) penetrates through the valve tube (4) and extends to the inside of the transmission cavity (18), a driving bevel gear (19) is fixedly arranged at the bottom of the valve rod (5), a driven bevel gear (20) is fixedly arranged at the position of the transmission cavity (18), and the driven bevel gear (20) is in meshed connection with the driving bevel gear (19).
3. A bi-directional water supply and drainage gate as claimed in claim 1, wherein: four fixing frames (12) which are distributed in annular equidistant mode are arranged on two sides of the outer portion of the adjusting mechanism (8), and the other end of each fixing frame (12) is fixedly welded with the valve body (1).
4. A bi-directional water supply and drainage gate as claimed in claim 1, wherein: a drain pipe (13) is arranged at the middle position of the bottom of the valve body (1), and an electric control valve is arranged outside the drain pipe (13).
5. A bi-directional water supply and drainage gate as claimed in claim 1, wherein: the inside of valve body (1) both sides pipeline is all installed solid fixed ring (14), gu fixed filter screen (15) that is provided with of inside of fixed ring (14).
6. The bi-directional water supply and drainage gate of claim 5, wherein: four limiting blocks (21) which are annularly distributed are arranged outside the fixed ring (14), four sliding cavities (16) which are annularly distributed are arranged in the inner walls of the pipelines on two sides of the valve body (1), the limiting blocks (21) are in sliding connection with the sliding cavities (16), and buffer springs (17) are fixedly arranged between two sides of the limiting blocks (21) and the sliding cavities (16) respectively.
CN202323219512.0U 2023-11-28 2023-11-28 Two-way water supply and drainage gate Active CN221170771U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323219512.0U CN221170771U (en) 2023-11-28 2023-11-28 Two-way water supply and drainage gate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323219512.0U CN221170771U (en) 2023-11-28 2023-11-28 Two-way water supply and drainage gate

Publications (1)

Publication Number Publication Date
CN221170771U true CN221170771U (en) 2024-06-18

Family

ID=91532546

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202323219512.0U Active CN221170771U (en) 2023-11-28 2023-11-28 Two-way water supply and drainage gate

Country Status (1)

Country Link
CN (1) CN221170771U (en)

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