KR100939972B1 - Contamination prevention and watertight equipment for groundwater with freeze protection - Google Patents

Abstract

PURPOSE: An anti-fouling device for a tube well with an anti-freezing unit is provided to prevent the anti-fouling device from being frozen by discharging water to outside. CONSTITUTION: An anti-fouling device for a tube well comprises a branch pipe(20) and an anti-freezing unit(30). The branch pipe is connected in a pumping pipe. The anti-freezing unit is installed on the upper end of the branch pipe. The anti-freezing unit comprises a discharge gap, a valve housing, a water sampling pipe and a discharging pipe(34). The anti-freezing unit more includes a water discharging valve(35) and an elastic member(36).

Description

Contamination prevention and watertight equipment for groundwater with freeze protection}

The present invention is provided with a freeze protection device composed of a discharge valve integrally in the water collection pipe installed in the antifouling waterproof casing to collect the sample water for water quality inspection to automatically discharge the water remaining in the water collection pipe to the outside to prevent freezing And, even if the reverse pressure acts on the connecting pipe connected to the water pipe attached to the antifouling waterproof casing, the connecting pipe locking device is to fall within the technical field to effectively prevent leakage by blocking the upper movement of the connecting pipe.

In general, in order to supply water for agriculture, industrial use, and living water in farming and fishing villages, it is customary to drill a ground well through a ground, insert a water pipe into the well, and pump ground water using an underwater motor.

In other words, the conventional pumping device for the development of groundwater is to excavate the ground to form a well, and then insert a casing, which is a circular pipe, into the inner wall of the well so as to be in close contact with the proper position of the well, and a water pump with an underwater motor pump installed below. Will be inserted into the well.

This pumping device is usually ground water flowing between the rock mass is collected in the well through the rock hole, the ground water collected in the well was forced to be sucked by the operation of the submersible motor pump and supplied to the water pipe along the pump pipe.

However, in the conventional pumping device, as the upper part of the casing is opened to the outside, various contaminants, sewage, reptiles, insects, etc. are introduced into the casing, resulting in contaminating the groundwater.

In addition, when the pumping facility is submerged due to flooding in summer, muddy water and contaminants flow directly into the casing, thereby increasing the contamination of the groundwater, and in this case, cleaning and disinfecting the contaminated wells. The problem was that a lot of maintenance and management costs are required by the post-treatment work.

As a useful way to solve this problem, the patent application No. 699909, "Anti-fouling and waterproofing device for improved watertightness," and "Patented watertightness", which are patented by the applicant of the present invention, have been improved. Water meter-integrated antifouling and waterproof device for water wells has been proposed continuously.

Meanwhile, all the well facilities including the pre-registered invention are subjected to water quality inspection periodically by collecting sample water for investigating various water quality standard items, and for this purpose, a collecting pipe is branched and connected to the pumping pipe for pumping groundwater. .

However, in the prior art, there is no problem in taking sample water through the collection pipe when the underwater motor is running, but in winter, when the underwater motor is stopped, the water remaining in the collection pipe freezes and freezes frequently. This causes a problem that can not be smoothly drawn.

In addition, the connecting pipe assembled integrally with the pumping pipe is connected to the water supply pipe while being fitted with one touch. However, as the reverse water pressure acts on the lower end of the connecting pipe, the connecting pipe is lifted to the upper and there is a possibility of leakage.

The present invention is to actively solve some of the improvements included in the antifouling device for water wells according to the prior art, the discharge valve installed in the water collection pipe is to automatically open the flow path of the discharge pipe as the motor starts and stops The object of the present invention is to be able to open and close.

In addition, the present invention is to solve the problem that the swing-type lock bar to maintain the locking to prevent the connecting pipe from moving upward.

The present invention provides a water collecting cap to the water collecting branch as a means for solving the above problems, the valve housing is coupled to the water collecting pipe is connected to the upper portion of the water cap, according to the direction of operation of the water pressure inside the valve housing While resiliently installing a discharge valve for selectively opening and closing the flow path of the discharge pipe while moving up and down, the discharge pipe penetrates the collection pipe and installs a technology for connecting to the outside.

In addition, the present invention devises a technique for installing a pair of support brackets spaced apart from the inner circumference of the antifouling waterproof casing, the support bracket to the swing-type rock bar to maintain the locking while being in close contact with the upper end of the connecting pipe.

According to the present invention, the drainage valve installed in the intake pipe selectively opens and closes the flow path of the intake pipe in accordance with the operation and stop of the motor. As it is opened, it automatically discharges water remaining in the water collection pipe to the outside, thus providing the effect of preventing freezing in winter.

In addition, the swing-type lock bar maintains locking to prevent the connecting pipe from moving upward, thereby providing an additional effect of preventing a leak from occurring while the connection portion between the connecting pipe and the water supply pipe opens despite the reverse hydraulic pressure.

It will be described a preferred embodiment for implementing the solution of the problem to be solved by the present invention in more detail.

First, the overall technical configuration according to the preferred embodiment of the present invention based on the accompanying drawings in the schematic view of the upper and lower portions of the antifouling waterproof casing (1) open and connected to the water pipe (3) is fixed installation The lower end of the connecting pipe 4 is inserted and fastened to the upper binding part 3a of the water supply pipe 3, and the water meter 5 and the check valve 6 are continuously connected to one side of the connecting pipe 4. In the antifouling and waterproof device installed and connected to the pump pipe 10 is connected to the lower end of the check valve (6),
A collecting branch pipe 20 branched integrally with the pumping pipe 10; It can be seen that the organic coupling configuration of the freeze protection device 30 is installed on the top of the branching pipe (20).

Hereinafter, the present invention made of the schematic configuration will be described in more detail.

The antifouling waterproof casing 1 constituting the premise of the present invention has an upper and a lower opening, and a coupling flange 2 is integrally attached to the opened upper and lower ends, and the inner periphery of the antifouling waterproof casing 1 is located at the bottom of the inner periphery. The water supply pipe 3 communicating with the outside is fixedly installed, and the lower binding portion of the connecting pipe 4 is inserted into the upper binding portion 3a of the water supply pipe 3 so that it can be bound by one touch.
One side of the connecting pipe 4 is connected to the water meter 5 and the check valve 6 continuously, and the pumping pipe 10 is connected to the lower end of the check valve (6).

Therefore, the groundwater flowing through the water supply pipe 10 disposed inside the antifouling water discharge casing 1 is connected to the water supply pipe 3 via the check valve 6, the water meter 5, and the connecting pipe 4. It can be sent to the outside smoothly.

On the other hand, one side of the pumping pipe (10) is connected to the branching pipe 20 for collecting water for water quality inspection in a branched state.

And to the top of the branching pipe 20 for the freeze protection device 30 which is the core technology of the present invention is installed, the freeze protection device 30 is a water passing cap 31, the top of the water passing cap 31 The combined valve housing 32, the water collection pipe 33 coupled to the upper end of the valve housing 32, the discharge pipe 34 disposed in the water collection pipe 33, the interior of the valve housing 32 The water discharge valve 35 is housed in a movable up and down manner, and is divided into components of the elastic body 36.

Looking in more detail the technical configuration of the present invention freeze protection device 30 as described above, the water passing cap 31 is integrally coupled to the upper end of the harvesting branch pipe (20).

In addition, a lower side of the valve housing 32 accommodating the discharge valve 35 so as to be movable upward and downward is integrally screwed on the upper portion of the water cap 31, and the valve housing 32 penetrates upward and downward, A plurality of flow path forming protrusions 32-1 protrude from the inner circumference radially.

Here, the flow path forming protrusion 32-1 is recessed and formed in succession in multiple stages while the guide groove 32-2 and the elastic support jaw 32-3 go upward on the inner surface facing each other.

Therefore, the guide groove 32-2 smoothly performs the role of guiding the vertical movement of the finger plate 35-1 formed at the bottom of the discharge valve 35, while the finger plate 35-1 is strong. In the state, the groundwater passing through the interior of the water cap 31 is smoothly flowed into the water collection pipe 33 through the water passage 32-4 formed between the flow path forming protrusions 32-1, for water quality inspection. Sample water can be taken.

A water collection hose 33 is integrally coupled to the upper end of the valve housing 32, and a water collection hose 33-2 is connected to the upper end of the water collection pipe 33 via a connector 33-1. By connecting the 33-3, the sampling valve 33-2 can be selectively opened to collect the sample water to the outside.

In addition, a water discharge pipe 34 is disposed inside the water collecting pipe 33, and the water discharge pipe 34 is connected to the outside through the water collecting pipe 33, and the tip of the water discharge pipe 34 connected to the outside. The water discharge hose 34-2 is integrally connected through the connector 34-1, so that water remaining in the water collection pipe 33 at the time of selective opening of the water discharge pipe 34 is discharged through the water discharge pipe 34. By discharging the whole amount to the outside it is possible to prevent the freezing of the winter intake pipe (33).

The discharge valve 35 accommodated in the valve housing 32 may be formed in the form of a piston, and the lower end may move up and down along the guide groove 32-2 while being fitted into the guide groove 32-2. The plate 35-1 is formed integrally with a guide rod 35-2 protruding from the upper end of the plate 35-1 to be coupled to the discharge pipe 34 to smoothly guide the vertical movement of the discharge valve 35. A plurality of watertight packings 35-3 are fitted to the outside of the rod 35-2.

Therefore, in the state where the discharge valve 35 is moved upward as shown in FIG. 3, the watertight packing 35-3 is in close contact with the lower end of the discharge pipe 34 so that the flow path 34-4 of the discharge pipe 34 is closed. In the state in which the water discharge valve 35 is moved downward as shown in FIG. 4, the watertight packing 35-3 moves away from the water discharge pipe 34 to close the flow path 34-4 of the water discharge pipe 34. Open.

At this time, the guide rod (35-2) is a flow path of the discharge pipe 34 so that the water remaining in the water collection pipe 33 when the discharge valve 35 descends to smoothly withdraw to the outside through the discharge pipe 34 (34-4) It is formed with a diameter smaller than its diameter.

In addition, the elastic body 36 is installed between the elastic support jaw (32-3) and the fingerboard plate 35-1 stops the underwater motor, the water pressure due to the groundwater flowing into the water supply cap 31 is no longer When it does not act on the plate 35-1 gives an elastic force to automatically lower the discharge valve 35, the elastic body 36 may be applied to the coil spring.

The freeze protection device 30 of the present invention having such a configuration is the groundwater introduced into the pumping pipe 10 during the operation of the underwater motor is introduced into the water supply cap 31 through the branching pipe 20 for collecting water, and the water cap 31 Water pressure caused by the water flowing into the) acts as the upper portion and at the same time as the discharge valve 35 rises, water flow formed between the outer flow path forming protrusions 32-1 of the fingerboard plate 35-1 as shown in FIG. 3. Water is smoothly introduced into the water collecting pipe 33 through the furnace 32-4, so that the sample water for water quality inspection can be collected.

In addition, when the submerged motor stops after the sample water is taken, no further upward hydraulic pressure is applied to the fingerboard plate 35-1, while the elastic force of the elastic body 36 acts downward, while the discharge valve 35 descends. The water remaining in the water collection pipe 33 by opening the flow path 34-4 of the water discharge pipe 34 is discharged to the outside through the water discharge pipe 34 to provide the effect of preventing the freezing occurring in winter in advance. do.

On the other hand, the present invention is connected to the connecting pipe (4) and the water supply pipe (3) even if the reverse water pressure acts by maintaining the locking to prevent the connecting pipe (4) from moving to the upper portion of the inner circumference of the antifouling waterproof casing (1) The technical configuration of the connecting pipe locking device 40 to prevent the leakage of water is further performed.

The connecting pipe locking device 40 for this purpose is provided with a pair of support brackets 41 spaced apart from the inner circumference of the upper antifouling casing 1 of the water pipe 3, as shown in Figs. A coupling shaft 42 is formed at an upper end of the support bracket 41, and the coupling shaft 42 is provided at both sides of the swing-type lock bar 43 that restricts the movement of the connecting pipe 4 from moving upward. It passes through the formed fastening hole 44, the coupling shaft 42 is made of a configuration in which the butterfly nut 45 for fixing the swing-type lock bar 43 is screwed.

Therefore, the bottom of the swing-type lock bar 43 is grounded so that the connecting pipe (4) is grounded so that even after a long period of time, the connecting pipe (4) can maintain a solid locking state so as not to rise to the top.

Here, the swing-type lock bar 43 is a fastening hole 44 formed at one side so that the swing can be easily released by swinging horizontally without completely removing the connecting pipe 4 when lifting the upper portion. As the cutting groove 47 connected to the outside is formed as shown in FIG. 9, the swing-type lock bar 43 is swing-operated based on the other fastening hole 44 to easily maintain locking / unlocking.

Figure 1 is a longitudinal cross-sectional view of the antifouling device for application of the present invention applied

Figure 2 is a side view of a state in which the freeze protection device is installed in the harvesting branch pipe of the present invention

Figure 3 is a closed longitudinal cross-sectional view of the discharge pipe according to the rise of the discharge valve of the present invention

Figure 4 is a side cross-sectional view of the open state of the discharge pipe according to the discharge valve descending of the present invention

Figure 5 is a partial cutaway bottom view of the assembled state of the valve housing and the fingerboard of the present invention

Figure 6 is a plan view of the installation state of the connecting pipe locking device of the present invention

Figure 7 is a side view of the installation state of the connecting pipe locking device of the present invention

8 is a plan view of the locked state of the swing-type lock bar of the present invention

9 is a plan view of the unlocked state of the present invention swivel lock bar

[Explanation of symbols on the main parts of the drawings]

1: antifouling casing 10: pumping pipe

20: harvesting branch pipe 30: freeze protection device

31: Water cap 32: Valve housing

32-1: flow path forming protrusion 32-2: guide groove

33: collection pipe 34: discharge pipe

35: discharge valve 35-1: finger plate

35-2: guide rod 35-3: watertight packing

36: elastomer 40: connecting pipe locking device

41: support bracket 43: swing lock bar

Claims (5)

A water supply pipe 3 is fixedly installed at the lower side of the antifouling waterproof casing 1 having the upper and lower portions open, and a lower end portion of the connecting pipe 4 at the upper binding portion 3a of the water supply pipe 3. Is inserted and bound, the water meter (5) and the check valve (6) is continuously connected to one side of the connecting pipe (4), the pumping pipe (10) is connected to the lower end of the check valve (6) In the waterproof device, A collecting branch pipe 20 branched integrally with the pumping pipe 10; It consists of a freeze protection device (30) installed on the top of the branching pipe (20); The freeze protection device 30 has a water supply cap 31 installed integrally with the branch pipe 20 for collecting; A plurality of flow path forming projections 32-1, which are screwed to the upper portion of the water cap 31 and formed with guide grooves 32-2 and elastic support jaws 32-3 in multiple stages on an inner surface thereof, are radially formed on an inner circumference thereof. A valve housing 32 protruding from the valve housing; A water collection pipe 33 coupled to an upper end of the valve housing 32; A discharge pipe 34 connected to the outside through the collection pipe 33 while being disposed inside the collection pipe 33; A tangent plate 35-1 moving up and down along the guide groove 32-2 is formed at the lower end, and the guide rod 35-2 formed at the upper end is fitted to the lower part of the discharge pipe 34. A water discharge valve 35 mounted on an outer side of the guide rod 35-2 and fitted with a watertight packing 35-3 to close the bottom of the water discharge pipe 34 to block a flow path of the water discharge pipe 34; Antistatic anti-fouling device equipped with a freeze protection device, characterized in that it comprises an elastic body (36) installed between the elastic support jaw (32-3) and the fingerboard (35-1). delete The method of claim 1, The guide rod 35-2 is formed to have a diameter smaller than the diameter of the flow path of the discharge pipe 34 so that water remaining in the water collection pipe 33 smoothly discharges through the discharge pipe 34 when the discharge valve 35 descends. Antifouling antifouling device equipped with a freeze protection device characterized in that. The method of claim 1, The antifouling waterproof casing 1 is provided with a pair of support brackets 41 spaced apart from each other on an upper inner circumference thereof, and a coupling shaft 42 formed at an upper end of the support bracket 41 is configured to move the upper portion of the connecting pipe 4. Penetration through the fastening hole 44 formed on both sides of the swing-type lock bar 43 to prevent, the coupling shaft 42 in the configuration that the butterfly nut 45 for fixing the swing-type lock bar 43 is screwed Connecting pipe locking device made of a pipe, characterized in that it is further provided with a freeze protection device. The method of claim 4, wherein The swing-type lock bar 43 is formed with a cutting groove 47 connected to the outside in the fastening hole 44 formed at one side to selectively lock / connect the connecting pipe 4 while swinging the other fastening hole 44 as a starting point. Antifouling antifouling device equipped with a freeze protection device characterized in that the unlocking.

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