CN210482518U - Prefabricated formula floodgate that dams - Google Patents

Prefabricated formula floodgate that dams Download PDF

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Publication number
CN210482518U
CN210482518U CN201921252309.4U CN201921252309U CN210482518U CN 210482518 U CN210482518 U CN 210482518U CN 201921252309 U CN201921252309 U CN 201921252309U CN 210482518 U CN210482518 U CN 210482518U
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CN
China
Prior art keywords
dams
floodgate
prefabricated
pipe
intercepting
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Expired - Fee Related
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CN201921252309.4U
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Chinese (zh)
Inventor
陈旗新
王国梁
张挺
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Jinan University
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Jinan University
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Priority to CN201921252309.4U priority Critical patent/CN210482518U/en
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Publication of CN210482518U publication Critical patent/CN210482518U/en
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Abstract

The utility model relates to a prefabricated formula floodgate that dams, include the floodgate body that dams that suits with the shape of the cross section of the low reaches pipeline of observation well, the space that supplies the rainwater to pass through is left between the top of the floodgate body that dams and the low reaches mouth of pipe, and the floodgate body that dams is prefabricated to have and is used for fixed steel pipe, is furnished with the support that is fixed in the observation wall of a well, and the floodgate body that dams is equipped with sewage pipe hole from top to bottom and dashes the sand hole, and the downthehole prefabrication of sewage pipe has the sewage pipe, and the water inlet of sewage pipe is located the observation. The closure gate has the advantages of simple structure, strong reliability, low cost and obvious effect.

Description

Prefabricated formula floodgate that dams
Technical Field
The utility model relates to a plumbing field especially relates to a prefabricated formula floodgate that dams.
Background
The intercepting well is an important accessory structure in a confluence pipeline. The device has the main function of intercepting drought sewage and initial rainwater so as to prevent the drought sewage and the initial rainwater from polluting water bodies. The method comprises the following steps of firstly collecting sewage in a pipe network into an intercepting well from each pipeline, and then leading the sewage to a sewage treatment plant through the intercepting well; if no intercepting well is arranged, sewage enters the sewage treatment plant, and each sewage pipe is required to be communicated with the sewage treatment plant, so that the number of pipelines is greatly reduced due to the existence of the intercepting well, the materials are saved, the sewage collection is facilitated, and the flow regulation effect can be realized.
At present, municipal intercepting well engineering is mostly a reinforced concrete intercepting well, firstly, water pumping and dredging are carried out, a foundation pit is excavated, and soil needs to be excavated downwards to the foundation soil surface of the intercepting well at a construction site. And then building a wall binding plate, building a well template, binding reinforcing steel bars, and pouring concrete. The intercepting well is built in such a way, the engineering project needs to be constructed and poured on site, the construction period is long, and nearby traffic is easily influenced; and the difficulty is high, the process is complex, the working risk of the deep well is high, and the safety of constructors is greatly influenced. And traditional vatch basin design is simple, the function is incomplete, is difficult to control sewage intercepting volume, and it is poor to block dirty effect.
According to the national plan, the treatment problem of most rural domestic sewage is solved within 5 years. More and more rural sewage needs to be built into a treatment system, so that a intercepting well is often required to be additionally built in an existing pipeline system. The vatch basin needs manual dredging after running for a period of time to ensure normal operation of the vatch basin. However, regular manual dredging is difficult to be performed on small-scale sewage treatment systems such as villages and towns, and no intercepting well capable of automatically dredging exists at present. In addition, when the downstream equipment of the existing intercepting well is maintained, the water inlet pipeline can be blocked temporarily, and the existing intercepting well is inconvenient. The market demand for this application is therefore enormous.
Disclosure of Invention
To the deficiency in the prior art, one of the purposes of the utility model is: the utility model provides a prefabricated formula floodgate that dams can directly install in the effect that the low reaches mouth of pipe of current drainage pipe inspection shaft played the vatch basin, saves the expense and the time of building the vatch basin specially, can be used for rain and sewage confluence system, not only can install fast and damps, can also mention the sluice gate that dams at any time, stops damming immediately.
To the technical problem that current vatch basin exists, the utility model discloses a second of the purpose: the utility model provides a floodgate that dams of prefabricated formula can be used for the dirty confluence system of rain, and when raining greatly, a large amount of rainwater can be opened automatically and wash the salmonella, washes away at ordinary times the accumulation silt before washing the sand door, siphons away the debris that the inlet tube grid was netted to close when the rainwater diminishes and wash the salmonella and resume the function of damming, solve silt and deposit before the weir that dams and the problem that probably brings, solve all kinds of debris accumulation before the inlet tube grid and probably influence the problem of holding back efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a floodgate is dams to prefabricated formula, include the floodgate body that dams that suits with the shape of the cross section of the low reaches pipeline of observation well, the space that supplies the rainwater to pass through is left between the top of the floodgate body that dams and the low reaches mouth of pipe, the floodgate body that dams is prefabricated to have and is used for fixed steel pipe, be furnished with the support that is fixed in the observation wall of a well, the floodgate body that dams is equipped with sewage pipe hole and sand washing hole from top to bottom, the downthehole prefabrication of sewage pipe has the sewage pipe, the sewage pipe includes water inlet and delivery port, water inlet and delivery port are located the both sides of the floodgate body that dams, the water inlet of sewage pipe is located the observation. The shutoff gate body is fixed in the observation well, and when needing to be cleared up or inspected and maintained, the shutoff gate body can be lifted upwards, and the interception function is not available at the moment. Simple structure and convenient construction.
Further, dash husky door and lie in the rivers upper reaches one side of damming floodgate body, its lower edge sliding connection in the floodgate body that dams, the top of damming floodgate body is equipped with spoon lever means, including spoon head and spoon handle, the spoon handle articulates in the top of damming floodgate body, and the spoon head is connected in the one end of spoon handle, and the spoon head lies in the low reaches of damming floodgate, and the other one end of spoon handle is connected and is dashed the salmonella. Every time when heavy rain falls, a large amount of rainwater can be automatically opened and washed the salmonella to when the rainwater diminishes, close and wash salmonella and resume the function of damming, solve silt and deposit and probably the problem that brings before the weir dams.
Further, the middle section of the top of the closure gate body is provided with a notch, and the notch is aligned with the spoon head.
Furthermore, a blade-shaped bulge is arranged on one side of the sand flushing hole facing upwards.
Furthermore, rubber sealing rings are arranged on two sides of the sand flushing door frame on the closure gate body and one side of the upper edge facing the upstream.
Further, fixing device is including prefabricating two steel pipes on the floodgate body that dams to and be used for being fixed in the double-deck support on the wall of a well, and double-deck support is equipped with the preformed hole, and the steel pipe passes the preformed hole and can move about from top to bottom. When needs cut off, the steel pipe is put to the end, and the floodgate body that cuts off is sealed to be fixed in low reaches mouth of pipe bottom, when needs clearance or inspection and maintenance, can upwards mention the steel pipe, will cut off the floodgate body and mention together, does not have the interception effect this moment. Simple structure and convenient construction.
Further, a tubular grille is connected between the two water inlets of the sewage pipe. Preventing garbage from entering the sewage pipe and the adjusting tank. The tubular grating enlarges the total water inlet area, not only increases the capacity of blocking garbage, but also ensures that the grating is not easy to block because of omnibearing water inlet and reduction of the water flow speed. Every time when heavy rain falls, a large amount of rainwater can automatically open the flushing door, absorb sundries accumulated on the grid net of the water inlet pipe at ordinary times, and close the flushing door to recover the intercepting function when the rainwater becomes small, so that the problem that the intercepting efficiency is possibly influenced due to the accumulation of various sundries in front of the grid of the water inlet pipe is solved. Further, the contact position of the closure gate body and the downstream pipe orifice is provided with a sealing ring.
Furthermore, the closure gate body is made of glass fiber reinforced plastic.
In general, the utility model has the advantages as follows:
a prefabricated cut-off gate comprises a cut-off gate body which is matched with the cross section of a downstream pipeline of an observation well in shape, sewage flows into the observation well from a water inlet pipe, and a space for rainwater to pass is reserved between the top of the cut-off gate body and a downstream pipe orifice; the closure gate body is prefabricated with a steel pipe and is provided with a bracket which is conveniently installed on a well wall and used for fixing the closure gate steel pipe; the sluice gate body from top to bottom is equipped with sewage pipe hole and sand washing hole, and the downthehole sewage pipe of installing of sewage pipe, sewage pipe include water inlet and delivery port, and water inlet and delivery port are located the both sides of sluice gate body, and are fixed with the pipeline screw thread, seal with the sealing washer. The front of the water inlet of the sewage pipe is provided with a tubular grid and is positioned at the inner side of the observation well, the water outlet of the sewage pipe is positioned at one side of the downstream and is connected with the regulating reservoir through a pipeline, and a sand flushing hole is provided with a sand flushing door. The intercepting gate is mainly designed aiming at rural conditions, and compared with the intercepting well in the prior art, the intercepting gate is simple in structure, strong in reliability, low in cost and remarkable in effect, and practical functions are added.
Drawings
Fig. 1 is the schematic diagram of the structure of the prefabricated intercepting gate of the present invention.
Fig. 2 is a schematic diagram of another angle structure of the prefabricated intercepting gate of the present invention.
Fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.
Fig. 4 is the schematic diagram of the structure of the closure gate body of the prefabricated closure gate of the present invention.
Fig. 5 is a schematic diagram of a local structure of the prefabricated intercepting gate of the present invention.
Fig. 6 is a schematic view of a local structure of the prefabricated intercepting gate of the present invention.
Wherein fig. 1 to 6 include:
1-observation well, 2-water inlet pipe, 3-cut-off gate body, 31-sewage pipe hole, 32-sand washing hole, 321-projection, 33-notch, 34-sand washing door frame, 4-sewage pipe, 41-water inlet, 42-water outlet, 5-water spoon lever device, 51-spoon head, 52-spoon handle, 6-sand washing door, 7-sealing ring, 8-double-layer support, 81-steel pipe.
Detailed Description
The present invention will be described in further detail below.
As shown in fig. 1 to 6, a prefabricated cut-off gate comprises a cut-off gate body 3 which is adapted to the shape of the lower part of the cross section of the downstream pipeline of an observation well 1, as shown in fig. 1, sewage flows into the observation well 1 from a water inlet pipe 2, and as shown in fig. 2 to 4, a space for rainwater to pass through is reserved between the top of the cut-off gate body 3 and a downstream pipe orifice. The interception gate body 3 is provided with a sewage pipe hole 31 and a sand flushing hole 32 from top to bottom, a sewage pipe 4 is prefabricated in the sewage pipe hole 31, the sewage pipe 4 comprises a water inlet 41 and a water outlet 42, the water inlet 41 and the water outlet 42 are positioned on two sides of the interception gate body 3, the water inlet 41 of the sewage pipe 4 is positioned on the inner side of the observation well 1, the water outlet 42 of the sewage pipe 4 is connected with a regulating reservoir through a pipeline, and a sand flushing hole 6 is arranged at the sand flushing hole 32. The intercepting gate is mainly designed aiming at rural conditions, and compared with the intercepting well in the prior art, the intercepting gate is simple in structure, strong in reliability and low in cost, can be neglected in the construction cost of a sewage treatment system, and has an obvious effect.
As shown in fig. 2 to 5, the lower edge of the door stopper 6 is slidably connected to the cut-off gate body 3 and can slide up and down within the door frame. The sand flushing door frame 34 on the closure gate body 3 is provided with a plane sealing ring 7 on the contact surface with the sand flushing door 6, and a semicircular ring is prefabricated above the middle of the sand flushing door 6 and is used for fixedly connecting a rope at the end of a lever. The rope forms an angle with the sand-washing door 6. Two protruding limit frames are arranged on two sides of the door frame of the body from the upper edge which is slightly lower than the rushing-out door 6, so that the rushing-out door 6 is prevented from turning outwards when being lifted.
The top of the closure gate body 3 is provided with a spoon lever device 5, the spoon lever device 5 comprises a spoon head 51 and a spoon handle 52, and the spoon head 51 is provided with a plurality of small holes. The middle of the spoon handle 52 is hinged to the top of the closure gate body 3 to play a role of a fulcrum, the spoon head 51 is positioned at the downstream of the closure gate, and the spoon handle 52 is connected with the sand flushing door 6. The middle section of the top of the cut-off gate body 3 is provided with a notch 33, and the notch 33 is aligned with the spoon head 51. The rainwater which is convenient to overflow is intensively aligned with the spoon head 51. The water ladle lever device 5 is used for automatically flushing sand. After the intercepting well is used for a period of time, a large amount of silt sundries can be accumulated on the water inlet side of the intercepting gate. The drought sewage is discharged into the adjusting tank from the sewage pipe 4, and the initial rainwater is also discharged into the adjusting tank when raining. When the rainfall is increased, the rainwater overflows from the top of the cut-off gate, impacts the spoon head 51 of the water spoon lever device 5, and the spoon head 51 descends to drive the spoon handle 52 at the other end to move upwards. The rushing-out door 6 is pulled outwards and upwards by the tension of the rope. The angle can generate an outward pulling force, and when the flushing salmonella 6 is lifted, the friction force between the flushing salmonella 6 and the plane sealing ring 7 can be reduced. At the moment, the rainwater with a relatively high flow speed is used for washing the sludge and sundries on one side of the closure gate; when the rainfall is reduced, the overflowing rainwater is not enough to flush the spoon head 51, the original water in the spoon head 51 slowly flows out from the small hole and loses most gravity, and the sand flushing door 6 falls down by self weight and is sealed with the door frame under the hydrostatic pressure. Sewage resumes flowing from the sewer pipe 4 into the regulating reservoir. Every time when heavy rain falls, a large amount of rainwater can be automatically opened towards salmonella 6 to close towards salmonella 6 when the rainwater diminishes and resume the function of damming, solve silt and deposit and probably the problem that brings before the weir dams.
As shown in fig. 2 to 5, the sand-washing hole 32 is provided with a blade-shaped protrusion 321 toward the upper side. When washing sand, protruding 321 both sides are the slope setting, and silt can the landing, prevent that silt from at the ascending one side deposit of washing sand hole 32 orientation, avoid washing sand door 6 to close not tight problem. A tubular grille is arranged at the water inlet 41 of the sewer pipe 4. Preventing the refuse from entering the sewer 4 and the regulating reservoir. The tubular grating enlarges the total water inlet area, not only increases the capacity of blocking garbage, but also ensures that the grating is not easy to block because of omnibearing water inlet and reduction of the water flow speed. Every when heavy rain, a large amount of rainwater can open towards salmonella 6 automatically, siphons away the debris that accumulate at inlet tube 2 grid at ordinary times at net to close towards salmonella 6 and resume the function of damming when the rainwater diminishes, solve all kinds of debris and accumulate before the inlet tube 2 grid and probably influence the problem of holding back efficiency.
The contact position of the closure gate body 3 and the inner wall of the downstream pipe orifice is provided with a sealing ring 7, so that the sealing effect is ensured. The closure gate body 3 is made of glass fiber reinforced plastic, and has high strength and corrosion resistance.
The fixing device comprises two steel pipes 81 prefabricated on the closure gate body 3, a threaded connector used for additionally connecting the extension and a double-layer support 8 reserved with a hole for penetrating the steel pipes 81, and the steel pipes 81 can move up and down after penetrating the reserved hole. When needs cut off, steel pipe 81 puts to the end, and the floodgate body 3 that cuts off is fixed in observation well 1, when needs clearance or inspection and maintenance, can upwards mention steel pipe 81, will cut off floodgate body 3 and mention together, no longer has the interception effect this moment. Simple structure and convenient construction.
A construction method of a prefabricated intercepting gate comprises the following steps that firstly, the prefabricated automatic sand flushing intercepting gate is prefabricated in a factory and is transported to a construction site; and step two, placing the prefabricated automatic sand flushing interception gate at a proper position of a water outlet pipe opening of the inspection well and sealing the water outlet pipe opening of the inspection well with the inner wall of the pipeline through a sealing ring 7. And sleeving the double-layer support 8 into the steel pipe 81 and fixing the double-layer support on the wall of the inspection well. And step three, connecting the water outlet 42 of the sewage pipe 4 to the regulating reservoir. The construction steps are simple, and no intercepting well needs to be excavated, so that the civil engineering quantity is greatly reduced, the construction difficulty is reduced, and the cost is saved.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (9)

1. The utility model provides a prefabricated formula floodgate that dams which characterized in that: include the floodgate body that dams that suits with the shape of the cross section of the low reaches pipeline of observation well, leave the space that supplies the rainwater to pass through between the top of the floodgate body that dams and the low reaches mouth of pipe, the floodgate body that dams is prefabricated to have a steel pipe that is used for fixing, be furnished with the support that is fixed in the observation wall of a well, the floodgate body that dams is equipped with sewage pipe hole and sand washing hole from top to bottom, the downthehole prefabrication of sewage pipe has the sewer, the sewer includes water inlet and delivery port, water inlet and delivery port are located the both sides of the floodgate body that dams, the water inlet of sewer is located the observation well inboard, the delivery port and the equalizing.
2. A prefabricated intercepting gate according to claim 1, characterized in that: towards husky door position in the rivers upper reaches one side of damming floodgate body, its lower edge sliding connection in the floodgate body that dams, the top of damming floodgate body is equipped with ladle lever means, including spoon head and spoon handle, the spoon handle articulates in the top of damming floodgate body, and the spoon head is connected in the one end of spoon handle, and the spoon head is located the low reaches of damming floodgate, and the other one end of spoon handle is connected and is dashed the salmonella.
3. A prefabricated intercepting gate according to claim 2, characterized in that: the middle section of the top of the closure gate body is provided with a notch, and the notch is aligned with the spoon head.
4. A prefabricated intercepting gate according to claim 1, characterized in that: the side of the sand flushing hole facing the upper side is provided with a blade-shaped bulge.
5. A prefabricated intercepting gate according to claim 1, characterized in that: rubber sealing rings are arranged on two sides of a sand flushing door frame on the closure gate body and on one side of the upper edge facing the upstream.
6. A prefabricated intercepting gate according to claim 1, characterized in that: the fixing device comprises two steel pipes prefabricated on the closure gate body and a double-layer support fixed on the well wall, the double-layer support is provided with a preformed hole, and the steel pipes can move up and down after penetrating through the preformed hole.
7. A prefabricated intercepting gate according to claim 1, characterized in that: a tubular grille is connected between the two water inlets of the sewage pipe.
8. A prefabricated intercepting gate according to claim 1, characterized in that: the contact part of the closure gate body and the downstream pipe orifice is provided with a sealing ring.
9. A prefabricated intercepting gate according to claim 1, characterized in that: the closure gate body is made of glass fiber reinforced plastic.
CN201921252309.4U 2019-08-02 2019-08-02 Prefabricated formula floodgate that dams Expired - Fee Related CN210482518U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921252309.4U CN210482518U (en) 2019-08-02 2019-08-02 Prefabricated formula floodgate that dams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921252309.4U CN210482518U (en) 2019-08-02 2019-08-02 Prefabricated formula floodgate that dams

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110344491A (en) * 2019-08-02 2019-10-18 暨南大学 A kind of prefabricated shutoff gate and construction method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110344491A (en) * 2019-08-02 2019-10-18 暨南大学 A kind of prefabricated shutoff gate and construction method
CN110344491B (en) * 2019-08-02 2024-07-23 暨南大学 Prefabricated type cut-off gate and construction method

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Granted publication date: 20200508

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