KR20130120051A - Self cleaning strainer added sunction pipe - Google Patents

Self cleaning strainer added sunction pipe Download PDF

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Publication number
KR20130120051A
KR20130120051A KR1020120043016A KR20120043016A KR20130120051A KR 20130120051 A KR20130120051 A KR 20130120051A KR 1020120043016 A KR1020120043016 A KR 1020120043016A KR 20120043016 A KR20120043016 A KR 20120043016A KR 20130120051 A KR20130120051 A KR 20130120051A
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KR
South Korea
Prior art keywords
rotating shaft
strainer
pipe
hollow rotating
suction
Prior art date
Application number
KR1020120043016A
Other languages
Korean (ko)
Inventor
최영환
최정주
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(주)신일에이스
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Publication date
Application filed by (주)신일에이스 filed Critical (주)신일에이스
Priority to KR1020120043016A priority Critical patent/KR20130120051A/en
Publication of KR20130120051A publication Critical patent/KR20130120051A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/28—Strainers not provided for elsewhere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Cleaning In General (AREA)

Abstract

The present invention relates to a self-cleaning strainer with a suction pipe added, capable of removing impurities by an inlet pipe. A hollow rotation shaft (43) rotates by a rotary motor (40) which is attached to a shaft part on the outer upper part of a body (15) by a coupler, has a center rotary shaft (42) as a medium and has a length-controlling unit (55), is located near the rotary motor to facilitate the connection with an outer inlet vacuum source in order to remove precipitated heavy impurities, and includes an impurity inlet with an inlet cover (92) and an inlet adapter (91) to connect it with an external inlet vacuum source. By adding a separate inlet pipe, an external high vacuum pressure source can be connected, thereby easily discharging impurities by precipitating the impurities.

Description

Self cleaning strainer added sunction pipe}

The present invention relates to a self-cleaning strainer, and more particularly, to a self-cleaning strainer which adds a suction pipe that can remove foreign substances attached to the strainer through the suction pipe automatically without shutting down the equipment.

In order to remove foreign substances (impurities, sludges, contaminants, etc.) contained in the flow fluid, a mesh-type filter or strainer is used. In the case of the strainer connected to the pipe, it includes an inlet pipe and an outlet pipe, it is configured to filter the foreign matter to the strainer by installing a strainer in the form of a big net between the inlet pipe and the outlet pipe.

If the foreign matter attached to the strainer is saturated, replace the filter with the line stopped, and use the method such as washing the strainer or using reverse flow. For example, the Republic of Korea Patent No. 10-0768080, a technology such as 'filter device with a screen brush' is known.

A further improvement over the above technique is a self-cleaning filter or strainer capable of automatically recovering foreign matter attached to the strainer without stopping the flow of the pipe. Examples include 'fluid filtering device' of Republic of Korea Patent Publication No. 10-2010-0009164 and 'improved self-cleaning filter' of Republic of Korea Patent Registration 10-0905698.

In the Republic of Korea Patent Registration 10-0905698 'improved self-cleaning filter, the turbulence generator 400 is attached to increase the suction efficiency of the foreign matter attached to the filter to promote the generation of turbulence in the filter and the elastic means 316 and A nozzle 310 including a suction pipe portion 315 is disclosed.

The above technique can be rotated at high speed to form turbulent flow, but when rotated at high speed, centrifugal force acts so that foreign matters are more attached than separated from the screen filter, and the suction efficiency of foreign matters decreases due to high speed rotation. do. In addition, since the nozzle has elastic means, the nozzle and the screen filter come into contact with each other, which causes damage to each other, which reduces suction efficiency.

All of the above techniques include only a rotating motor, so that foreign matters cannot be completely removed from the filter, and the foreign matters larger than the suction pipe have limitations.

The present invention is a patent application KR 10-2011-0032548, 'self-cleaning strainer', (application date: 2011.04.08.) The applicant has filed a bulky foreign material or sludge deposited on the lower end of the body to the vent pipe There was a limit to elimination.

1. Domestic registered patent KR 10-0768080, 'Filter device with screen brush', 2007.10.11. 2. Domestic Patent Publication KR 10-2010-0009164, 'Fluid filtering device', 2010.01.27. 3. Domestic patent KR 10-0905698, 'Improved self-cleaning filter', 2009.06.25. 4. Domestic registered patent KR 10-0889960, 'Control method for automatic washing filter device', 2009.03.16.

The present invention is a patent application KR 10-2011-0032548, 'self-cleaning strainer', (application date: 2011.04.08.) The applicant has filed a bulky foreign material or sludge deposited on the lower end of the body to the vent pipe There was a limit to elimination.

Accordingly, the present invention discloses a self-cleaning strainer in which a suction pipe that can effectively remove foreign substances and bulky foreign substances, including sludge laminated to a lower end of the body, is added.

Therefore, the self-cleaning strainer is added to the suction pipe of the present invention in order to solve the above problems, the body 15 having the inlet pipe 10 and the outlet pipe 20 through which fluid flows in and out, respectively, in the body 15 A diaphragm 44 fastened to the upper frame 46 and the lower frame 47 on the inner side portion, an upper frame 46 and a lower frame 47 fastened to the diaphragm 44 and fixing the circular strainer 70. Fixed between the upper frame 46 and the lower frame 47 and a circular strainer 70 of a mesh form serving as a filter, fixed to the upper frame 46 and the lower frame 47 and the center of the strainer 70 Hollow rotary shaft 43 penetrates and is connected to the vent pipe 61, connected to the hollow rotary shaft 43, and is composed of a radial shape around the hollow rotary shaft 43 and sucks the foreign matter attached to the inside of the strainer 70 Self-cleaning strip containing multiple suction lines 45 In the liner, the hollow rotating shaft (43) is rotated by a rotating motor (40) attached to the outer shaft of the upper portion of the body (15) via a coupler (48) and a solid rotating shaft (42); Length adjusting means (55) for moving the hollow rotating shaft (43) in the vertical direction; In order to remove the bulky and heavy precipitated foreign matter at the lower end of the body 15, it is attached to the outer side of the body 15, one side penetrates the lower end of the body 15, and the other side is an external suction vacuum source. It is located around the rotary motor 40 so as to be easily connected to the foreign matter suction pipe 90 having a suction pipe adapter 91 for connecting to an external suction vacuum source and a suction pipe cover 92 for blocking foreign material inflow. It is characterized by including.

In addition, the length adjusting means of the present invention, the hydraulic cylinder 50 for vertical reciprocating motion; A shaft fork 51 for transmitting the reciprocating motion of the hydraulic cylinder 50 to the hollow rotating shaft 43; a sleeve 52 connected to the shaft fork 51 and fastened to one end of the hollow rotating shaft 43; Disclosed is a self-cleaning strainer incorporating a suction tube, characterized in that one end of the solid rotating shaft 42 and the hollow rotating shaft 43 is connected in a spline form.

The self-cleaning strainer according to the present invention can be used semi-permanently as it can automatically remove debris during system operation without stopping the pipe line for cleaning and maintenance.

By adding a foreign material suction line, it is possible to connect an external high vacuum pressure source that cannot be connected to the foreign material discharge line. As a result, it is easy to discharge not only the bulky foreign matter but also the foreign matter that precipitates and adheres to the bottom of the body.

In addition, the foreign matter suction pipe has the advantage that the operator can easily work, the working efficiency is improved.

1 is a perspective view of one preferred embodiment of the present invention
Figure 2 is an internal configuration of the body in half
3 is a front view of the body in half
Figure 4 is a perspective view of removing the strainer in half the body
5 is a detailed configuration diagram of the length adjusting means

Hereinafter, each preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, a detailed description of related well-known technologies or configurations may unnecessarily obscure the subject matter of the present invention. If so, the detailed description thereof will be omitted.

1 is a perspective view of a preferred embodiment of the present invention, Figure 2 is an internal configuration of the body in half, Figure 3 is a front view of the body in half, Figure 4 is a strainer in the state in half 5 is a perspective view removed, and FIG. 5 is a detailed configuration diagram of the length adjusting means.

The present invention is a patent application KR 10-2011-0032548, 'self-cleaning strainer', (application date: 2011.04.08.) The applicant has already applied for the bulky foreign matter or sludge deposited on the lower end of the body (15) There was a limit to removal by suction valve and vent pipe.

The lower portion of the body 15 is inconvenient for the worker to work due to lack of work space. Therefore, in order to improve the working efficiency of the worker, and more effectively remove the foreign matter precipitated, the foreign matter suction pipe 90 that can be connected to the external suction park is added.

By adding the foreign matter suction pipe (90), it is possible to connect a high vacuum pressure source that can not be connected to the existing vent pipe (61), as well as bulky foreign matter is easily attached to the lower part of the body is not easily discharged It is possible, and the operator can easily work, there is an advantage that the work efficiency is improved.

The self-cleaning strainer incorporating the suction pipe of the present invention has a body 15 having an inflow pipe 10 and an outflow pipe 20 through which fluid flows in and out, and an upper frame 46 at an inner side surface in the body 15. And the diaphragm 44 which is fastened to the lower frame 47, and the upper frame 46 and the lower frame 47 which are fastened to the diaphragm 44 and fix the circular strainer 70. A circular strainer 70 of a net form fixed between the frames 47 and serving as a filter, fixed to the upper frame 46 and the lower frame 47, penetrating the center of the strainer 70, and having a vent pipe 61. Hollow rotating shaft 43 to be connected, connected to the hollow rotating shaft 43 and composed of a radial shape around the hollow rotating shaft 43 and includes a plurality of suction pipes 45 for sucking the foreign matter attached to the inside of the strainer 70 In the self-cleaning strainer, the hollow rotating shaft 43 Is rotated by a rotation motor 40 attached to the outer upper one shaft portion of the body 15 via the coupler 48 and the solid rotation shaft 42; Length adjusting means (55) for moving the hollow rotating shaft (43) in the vertical direction; In order to remove the bulky and heavy precipitated foreign matter at the lower end of the body 15, it is attached to the outer side of the body 15, one side penetrates the lower end of the body 15, and the other side is an external suction vacuum source. It is located around the rotary motor 40 so as to be easily connected to the foreign matter suction pipe 90 having a suction pipe adapter 91 for connecting to an external suction vacuum source and a suction pipe cover 92 for blocking foreign material inflow. It is characterized by including.

 As shown in FIG. 1, the present invention is largely fastened to the body 15 having the inlet pipe 10 and the outlet pipe 20 and the body 15, and supports the motor 40 and the hydraulic cylinder 50. The upper cover 30, which is fastened to the lower portion of the body 15 is composed of a vent valve 61 and the vent valve 60 is fastened to one end of the vent pipe 61.

The body 15 is preferably formed as a container having a receiving portion therein. The shape of the body 15 is formed in a cylindrical shape, the inlet pipe 10 is on the upper side of one side portion, the outlet pipe 20 is the other Form at the bottom of the side.

Since the interior of the body 15 is used as a fluid pipeline, the inlet pipe 10 and the outlet pipe 20 are flanged to be connected to a normal pipeline.

The upper cover 30 is fastened by forming an upper portion and a flange portion of the body 15, and is fastened with the motor 30 for rotating the hollow rotating shaft 43 through the motor support member 41, and the hollow rotating shaft ( Support the hydraulic cylinder 50 for moving 43 in the vertical direction.

As shown in FIGS. 2 to 4, the internal configuration of the body 15 is divided into an upper frame 46 and a lower frame 47 fastened to a diaphragm 44 coupled to an inner portion of the body. The cylindrical mesh strainer 70 is supported by the frame 46 and the lower frame 47. In addition, the hollow rotating shaft 43 is fastened to the suction pipe 45 across the inner center of the body 15 to discharge the foreign substances sucked from the suction pipe 15 to the vent pipe 61, and the motor rotating the hollow rotating shaft 43. 40, the length adjusting means 55 for moving the hollow rotating shaft 43 in the vertical direction.

The strainer 70 performs a filter function and is fixed by the upper frame 46 and the lower frame 47, and has a cylindrical shape to increase the contact surface of the fluid flowing therethrough.

The fluid flows into the inlet pipe 10 at the top of one side of the body 15, and then the clean fluid caught by the foreign matter through the strainer 70 flows out to the outlet pipe 20 provided at the bottom of the other side of the body 15. .

A hollow rotating shaft 43 is formed at the inner center of the body 15. The hollow rotating shaft 43 is formed in the form of a vertical pipe with an inner hollow portion. The inner side of the strainer 70 and one side portion are connected to the plurality of suction pipes 45 in a radial manner.

The motor 40 is coupled to the solid rotary shaft 42 via the coupler 48, and the solid rotary shaft 42 is coupled to the hollow rotary shaft 43 via the coupler. Therefore, the hollow rotating shaft 43 is rotated by the motor 40, the plurality of suction pipes 45 connected to the hollow rotating shaft 43 is sucked while rotating the foreign matter attached to the inner wall of the strainer 70.

The hollow rotating shaft 43 is connected to a pressure source lower than the pressure in the body 15 therein so that the suction pipes 45 may suck foreign substances by the intermittent action of the pressure source (opening of the valve valve 60). To help.

Since the plurality of suction pipes 45 are installed to be close to the inner wall of the strainer 70, the suction pipes 45 are filtered from the fluid and suck the foreign matter deposited on the inner wall of the strainer 70.

The foreign matter deposited on the side of the strainer 70 is sucked by the vacuum pressure is formed in the vent pipe 61, the hollow rotating shaft 43 and the suction pipe 45 as the vent valve 60 is opened.

At the bottom of the body (15), foreign substances weighing out, foreign substances or other foreign substances which are not sucked into the suction pipe during the self-cleaning process are collected.

Therefore, the present invention adds a foreign matter suction pipe 90 that can be connected to a separate suction vacuum source to remove the collected foreign matter more effectively.

The foreign material suction pipe 90 is attached to the outer portion of the body 15 to remove the bulky and heavy precipitated foreign matter at the lower end of the body 15, one side penetrates the lower end of the body 15, The other side is positioned around the rotary motor 40 so as to be easily connected to an external suction vacuum source, and has a suction pipe adapter 91 for connecting to an external suction vacuum source, and a suction pipe cover 92 for blocking foreign material inflow. do.

Figure 5 is a block diagram showing an embodiment for moving the hollow rotating shaft 43 in the vertical direction. If a large number of suction pipes (45) is installed, the suction force to suck the foreign matter falls and can not be self-cleaning. Therefore, in consideration of the optimal suction force, the number of installation of the suction pipe 43 is bound to be limited. Therefore, it is difficult to wash the entire inner wall of the strainer 70.

In order to solve the above problems, the length adjusting means 55 which can move the hollow rotating shaft 43 in the vertical direction is disclosed.

The length adjusting means 55 is connected to the shaft fork 51 and the shaft fork 51 for transmitting the reciprocating motion of the hydraulic cylinder 50 and the hydraulic cylinder 50 to the hollow rotating shaft 43 and the hollow rotating shaft ( 43) includes a sleeve 52 fastened to one end. In addition, one end of the solid rotary shaft 42 and the hollow rotary shaft 43 is configured in the form of a spline is connected to the slip joint that can correspond to the length adjustment.

Referring to the operation of the self-cleaning strainer of the present invention in the above configuration as an embodiment as follows.

The fluid flowing at a predetermined pressure through the inlet pipe 10 flows into the receiving portion of the body 15 and passes through the strainer 70 and is discharged to the outlet pipe 20. The foreign matter 90 contained in the fluid is collected on the inner wall of the strainer 70 during the above process.

If the filtering process is continued, a large amount of foreign matter is precipitated on the inner wall of the strainer 70 and the pressure of the inlet pipe 10 and the pressure of the outlet pipe 20 are different.

In the differential pressure, if the differential pressure is greater than or equal to the predetermined value through the differential pressure sensor, it is determined that the foreign matter more than the appropriate value is collected in the strainer 70, and the motor 40 and the vent valve 60 are operated through the control device.

By the above operation, the vent pipe 61, the hollow rotating shaft 43, and the suction pipe 45 maintain a low pressure to form a pressure lower than the internal pressure of the body 15, thereby removing the foreign matter 90 through the suction pipe 45. Inhale.

Foreign matter sucked is discharged to the outside through the vent pipe 61 and the band valve (60).

In addition, the suction pipe 45 is rotated by the rotation of the motor 40 to suck the foreign matter precipitated on the inner wall of the strainer 70.

Thereafter, after a predetermined time, the hydraulic cylinder 50 is operated by the control signal. The suction pipe 45 is moved in the vertical direction by the linear reciprocating motion of the hydraulic cylinder 50. The suction pipe 45 rotates by the motor 40 while washing the entire inner wall of the strainer 70 as it moves vertically by the hydraulic cylinder 50.

After performing a series of operations, the operation of the motor 40 and the hydraulic cylinder 50 is stopped by the control signal, and the vane valve 60 is closed.

 As such, the control command of the control device is repeated to automatically clean the foreign matter collected by the strainer 70.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto, and it should be understood by those of ordinary skill in the art to which the present invention pertains to the spirit of the present invention and claims to be described below. Of course, various modifications and variations can be made within the equivalent range.

10: inlet pipe, 15: body, 20: outlet pipe, 30: upper cover, 40: motor, 41: motor support member, 42: solid rotary shaft, 43: hollow rotary shaft, 44: diaphragm, 45: suction tube, 46: upper Frame, 47: lower frame, 50: hydraulic cylinder, 51: shaft fork, 52: sleeve, 55: length adjusting means, 60: vent valve, 61: vent pipe, 70: strainer, 90: foreign material suction pipe, 91: suction pipe cover , 92: adapter

Claims (2)

A body 15 having an inflow pipe 10 and an outflow pipe 20 through which fluid flows in and out, and a diaphragm fastened to the upper frame 46 and the lower frame 47 at an inner side portion of the body 15 ( 44, the diaphragm 44 is fixed between the upper frame 46 and the lower frame 47, the upper frame 46 and the lower frame 47 to secure the circular strainer 70, and serves as a filter Circular strainer 70 in the form of a mesh, the hollow rotating shaft 43 is fixed to the upper frame 46 and the lower frame 47 and penetrates the center of the strainer 70 and connected to the vent pipe 61, the hollow rotating shaft In the self-cleaning strainer comprising a plurality of suction pipes 45 connected to the 43 and configured in a radial shape around the hollow rotating shaft 43 and suction the foreign matter attached to the inside of the strainer 70,
The hollow rotating shaft (43) is rotated by a rotating motor (40) attached to an outer upper one shaft portion of the body (15) via a coupler (48) and a solid rotating shaft (42);
Length adjusting means (55) for moving the hollow rotating shaft (43) in the vertical direction;
In order to remove the bulky and heavy precipitated foreign matter at the lower end of the body 15, it is attached to the outer side of the body 15, one side penetrates the lower end of the body 15, and the other side is an external suction vacuum source. It is located around the rotary motor 40 so as to be easily connected to the foreign matter suction pipe 90 having a suction pipe adapter 91 for connecting to an external suction vacuum source and a suction pipe cover 92 for blocking foreign material inflow. Self-cleaning strainer with a suction pipe, characterized in that it comprises a.
The method of claim 1, wherein
The length adjusting means 55 is
A hydraulic cylinder 50 for vertical reciprocating motion;
A shaft fork 51 for transmitting the reciprocating motion of the hydraulic cylinder 50 to the hollow rotating shaft 43;
A sleeve 52 connected to the shaft fork 51 and fastened to one end of the hollow rotating shaft 43;
One end of the solid rotating shaft 42 and the hollow rotating shaft 43 is connected to each other in the form of a pin or spline self-cleaning strainer added to the suction pipe.
KR1020120043016A 2012-04-25 2012-04-25 Self cleaning strainer added sunction pipe KR20130120051A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120043016A KR20130120051A (en) 2012-04-25 2012-04-25 Self cleaning strainer added sunction pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120043016A KR20130120051A (en) 2012-04-25 2012-04-25 Self cleaning strainer added sunction pipe

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KR1020120043016A KR20130120051A (en) 2012-04-25 2012-04-25 Self cleaning strainer added sunction pipe

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111069878A (en) * 2018-10-21 2020-04-28 大唐临清热电有限公司 Quick installation device for connecting hydraulic coupler and motor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111069878A (en) * 2018-10-21 2020-04-28 大唐临清热电有限公司 Quick installation device for connecting hydraulic coupler and motor

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