KR101779904B1 - Manhole screen - Google Patents

Abstract

According to an embodiment of the present invention, a manhole screen is provided in a sewage invert formed in a manhole and includes a cylindrical screen portion and a screen handle portion attached to and detached from the screen portion. The screen portion comprises: a fixing frame spaced with a predetermined space from upward to downward along an outer circumferential surface; a plurality of screen bars connected in a direction perpendicular to the fixing frame and disposed with a regular space in a side direction thereof; and a plurality of filtering bars connected in a direction parallel to the fixing frame provided in a lower side of the screen portion, and disposed with a certain space in a side direction thereof, wherein the screen bar comprises: a first percolation rod symmetrical about the screen handle portion, and having a length to be formed in an identical line with a terminal end of the fixing frame located in a lower side thereof; and a second percolation rod having a length longer than that of the terminal end of the fixing frame located in a lower side thereof, excluding the first percolation rod.

Description

Manhole Screen {MANHOLE SCREEN}

The present invention relates to a manhole screen, and more particularly, to a manhole screen, which is provided in an invert sewer to filter contaminants and contaminants contained in wastewater, thereby effectively preventing the inflow of contaminants into the sewer, The present invention relates to a manhole screen which can be easily mounted and removed by a drain by using a handle.

Generally, domestic sewage or wastewater flowing out from a toilet or a kitchen, a bathhouse, or a factory in the home is drained to a sewage treatment facility, which is a sewage facility, through a sewage line having a structure buried underground, and furthermore, Various types of manholes are used as a structure that has a space for people to go in to repair or clean the sewer, which is structured so that sewage can be discharged and buried in the ground.

Most of the sewage flowing along the sewer to the sewage treatment facility is transported to the sewage treatment facility through the manhole by natural descent. However, the area where natural descent is not possible due to the topography or other conditions, And is transported from the manhole by pressure.

However, since the sewage introduced into the manhole from the sewer or the outside contains various kinds of contaminants and contaminants, it is possible to cause the failure of the sewage pump when the sewage pump is used for the pressure feeding.

In addition, in providing the conventional manhole screen with sewage in the invert, there has been a problem that a man must directly enter the manhole and directly mount the manhole screen to the invert.

As described above, when a person directly enters a manhole and places a manhole screen, various kinds of contaminants or pollutants can cause various diseases if they come into contact with human body or enter the respiratory tract.

Also, it can be a very dangerous task because if the pollutants and contaminants are left for a long time, they can slip on the sewer like a moss.

In addition, there was a need to clean the foreign substances on the screen at intervals of about one week.

In order to solve the above-mentioned problems, the present invention provides a sewage disinfection system for sewage disinfection, comprising: a sewage disinfection system for sewage disinfection, A manhole screen is provided that is easy to mount and remove from an invert by drainage.

In order to solve the above problems, a manhole screen according to an embodiment of the present invention includes a screen portion formed in a cylindrical shape and equipped with an invert as sewage formed in a manhole, and a screen handle portion detachably attached to the screen portion, The screen unit includes a fixed frame spaced apart from an upper side to a lower side along an outer circumferential surface at a predetermined interval; A plurality of screen bars connected in a direction perpendicular to the fixed frame and spaced laterally at regular intervals, and connected in a direction parallel to the fixed frame provided below the screen unit, Wherein the screen bar includes a first filter bar symmetrically formed around the screen handle and formed in the same line as a fixed frame end located at a lower side of the screen bar; And a second filter rod having a length longer than that of the fixed frame, the length of which is lower than the first filter rod.

Further, the screen handle may include a connection portion to be engaged with the side surface of the fixed frame. And a handle that is connected to the connection portion and has a length adjustable portion and a knob mounting portion connected to the variable portion.

In addition, the pull holding portion includes a separating portion provided on the upper side of the variable portion and capable of being attached and detached, and a cradle connected to the separating portion in a direction perpendicular to the separating portion and having a pushing device, And a latching part formed at a lower end of the separating part so as to be separated from the variable part in a buckle type upon depression thereof and a latching hole for catching the latching part on an upper end of the variable part.

Further, the screen bar is formed in a multi-stage, and is characterized in that it can be varied in accordance with the length of the invert as sewage.

In addition, the screen handle is provided with a ring of 'b' shape at its end, so that the screen handle can be attached to and detached from the hole provided in the stationary frame.

The screen unit may further include a rotation unit for rotating the screen unit, wherein the rotation unit includes: a rotation axis provided perpendicular to a center of the filtration bar; A first gear provided on an outer circumferential surface of the screen portion; A second gear engaged with the first gear; And a bearing provided at both ends of the screen unit to prevent the first gear from being worn while rotating by the motor, wherein the rotating unit is rotated by the centrifugal force in the sewage So that the impurities of the rotating shaft are caught by the rotating shaft.

The manhole screen according to the embodiment of the present invention can be installed in the sewer in the sewer so as to filter contaminants or contaminants contained in the sewer so as to filter the contaminants, thereby effectively preventing the inflow of contaminants into the sewer.

In addition, when the manhole screen is provided in the sewer as the sewage, it can be easily installed and removed from the sewer in the drain by using a handle.

1 is a view illustrating a manhole screen according to an embodiment of the present invention.
2 is an exploded view of a manhole screen according to an embodiment of the present invention.
FIG. 3 is a view illustrating the construction of a manhole screen according to an embodiment of the present invention.
4 is a view showing a configuration of a screen portion of a manhole screen according to a second embodiment of the present invention.

Hereinafter, the description of the present invention with reference to the drawings is not limited to a specific embodiment, and various transformations can be applied and various embodiments can be made. It is to be understood that the following description covers all changes, equivalents, and alternatives falling within the spirit and scope of the present invention.

In the following description, the terms first, second, and the like are used to describe various components and are not limited to their own meaning, and are used only for the purpose of distinguishing one component from another component.

Like reference numerals used throughout the specification denote like elements.

As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It is also to be understood that the terms " comprising, "" comprising, "or" having ", and the like are intended to designate the presence of stated features, integers, And should not be construed to preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted in an ideal or overly formal sense unless expressly defined in the present application Do not.

In the following description of the present invention with reference to the accompanying drawings, the same components are denoted by the same reference numerals regardless of the reference numerals, and redundant explanations thereof will be omitted. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

Hereinafter, embodiments of the present invention will be described in detail with reference to FIGS. 1 to 4 attached hereto.

1 is a view illustrating a manhole screen according to an embodiment of the present invention.

2 is an exploded view of a manhole screen according to an embodiment of the present invention.

FIG. 3 is a view illustrating the construction of a manhole screen according to an embodiment of the present invention.

4 is a view showing a configuration of a screen portion of a manhole screen according to a second embodiment of the present invention.

Referring to FIGS. 1 to 3, a manhole screen according to an embodiment of the present invention may include a screen unit 100 and a screen grip unit 200.

Specifically, the screen unit 100 may include a screen bar 110, a bar 130, and a fixed frame 120.

In order to enter the sewer invert, the overall shape of the screen unit 100 is preferably cylindrical.

Here, the fixed frame 120 serves to hold the frame when the screen unit 100 is provided in a cylindrical shape, and may be provided in a plurality of units.

In addition, the fixed frame may be a portion to which the screen handle 200 is coupled.

The screen bars 110 are connected to each other in a direction perpendicular to the fixed frame 120 and are disposed at regular intervals in the lateral direction.

The screen bar 110 is structured such that sewage or wastewater flows into the sewer so that the screen bar 110 can receive the contaminants contained therein. The screen bar 110 includes a first filter rod 111 and a second filter rod 112 .

The first filter rod 111 and the second filter rod 112 will be described later in detail.

Next, the filtering bar 130 is connected in a direction parallel to the fixed frame 120 provided on the lower side of the screen unit 100, and may be disposed at a predetermined interval in the lateral direction, or may be provided in a plurality of .

The manure bar (130) is the part where the sewage or wastewater comes in first and the impurities are caught.

That is, contaminants (contaminants) contained in the waste water or wastewater are filtered through the filtering bar 130.

The first filter rod 111 may be equally spaced from the position where the screen knob 200 is mounted and may be formed in the same line as the end of the fixed frame 120 located at the lower side. have.

In addition, at least one first filter rod 111 may be provided depending on the size of the manhole.

In addition, the first filter rod 111 is configured in such a way as to prevent the flow of water when too much amount is taken when the filtration bar 130 is filtered, that is, allows the water to flow again.

If too much impurities are trapped in the manure bar 130 to block the waterway, there is a high possibility that the manhole can be flooded, which complicates the process of later processing.

In this case, the role of the first filter rod 111 can be used.

The second filter rod 112 is longer than the end of the fixed frame 120 located at the lower side except for the portion where the first filter rod 111 is provided. It can be fixed to the sewer.

1 and 2, the screen grip 200 may include a connecting portion 230, a variable portion 220, and a pull holding portion 210. [

More specifically, the connection unit 230 is connected to the screen unit 100 and can be coupled to the fixed frame 120 of the screen unit 100. In order to balance the connection unit 230, (220). ≪ / RTI >

(Not shown), and the screen unit 100 can be easily mounted or removed from the screen by the sewer.

That is, the screen handle 200 may be provided with a ring of 'b' shape at its end, and may be attached to and detached from the hole provided in the fixed frame.

Here, the detailed ring position refers to the end of the connection portion 230 provided at the end of the screen handle 200.

However, depending on the material of the screen unit 100 and the screen handle 200, a variety of detachment methods may be provided. If stainless steel is used, it is preferable to use the same method as the above-mentioned ring, and if the material is made of another magnet, a method of simply attaching and detaching it using a magnet may also be used.

The variable portion 220 has a structure in which the upper end of the variable portion 220 is coupled to the upper end of the connection portion 230 and the upper end thereof is coupled to the pull holding portion 210.

In addition, the variable portion 220 may be formed in a multistage shape so that the length of the variable portion 220 can be easily adjusted when the screen portion 100 is mounted and removed according to the depth of the manhole.

The handle mounting portion 210 is connected to the variable portion 220 and may be provided in a 'T' shape as shown in FIG. 1, but a form that the user can hold is sufficient.

In addition, the screen bar 110 may be provided in multiple stages to be variable in length. That is, the first filter rod 111 and the second filter rod 112 of the screen bar 110 can be varied.

3, the handle mounting portion 210 includes a separating portion 211, a cradle 212, and a pushing device 213 (see FIG. 3) ).

The cradle 212 is provided at the top of the pull holding part 210 and can be provided in a form that can be held by the user.

In addition, the holder 212 may be provided with a pushing device 213, but the position is not limited. However, as shown in FIG. 3, it is preferable that the holder 212 is provided at a position where the user can easily press the holder 212 when the holder 212 is held.

The holder 212 may be connected to the separator 211.

The separating portion 211 can be separated or assembled with the variable portion 220 in the form of a buckle-like buckle to the pressing device 213 formed on the cradle 212.

That is, in order to separate and assemble in the buckle type, the latching part 214 is formed at the lower end of the separating part 211 and the latching hole 221 in which the latching part 214 can be caught is provided at the upper part of the variable part 220 .

When the user pushes the pushing device 213 provided on the cradle 212, the catching part 214 narrows inward and enters the variable part 220. If the pushing device 213 is not pressed by the user, And is caught by a part of the latching hole 221 provided in the body 220.

That is, since the buckle type that is generally used is described above, a detailed description thereof will be omitted.

4, the construction of the screen unit 100 of the manhole screen according to the second embodiment of the present invention will be described. The screen unit 100 may further include the rotation unit 140. [

Specifically, the rotation unit 140 may include a rotation shaft 141, a first gear 142, a second gear 143, a motor 144, and a bearing 145.

The rotating shaft 141 may be formed inside the screen unit 100 perpendicularly to the center of the bar 130 and may act as a bundle as the obstacle is caught.

The first gear 142 and the second gear 143 are meshed with each other and the first gear 142 may be provided on the outer circumferential surface of the screen unit 100.

The second gear 143 may be provided at a corresponding position and may include a motor 144 for transmitting power to the first gear 142 and the second gear 143.

The motor 144 may be provided on one side of the screen unit 100 or on one side of the sewer, and a waterproof motor 144 may be used.

Here, the rotating shaft 141 may be provided in a rod shape, and the first and second gears 142 and 143 rotate the screen unit 100 at the same time, so that the impurities are caught and clumped.

In addition, when the screen unit 100 is rotated by the motor 144, the first gear 142 and the second gear 143, abrasion may occur due to abutment of the invert with the sewage. In order to prevent this, 142 may be provided on the outer circumferential surface of the screen unit 100.

The bearing 145 is preferably disposed at a position not corresponding to the first gear 142, and may be provided at least one.

When the rotary shaft 141 is provided, the contaminants that are caught only on the manure bar 130 are bundled on the rotary shaft 141, so that the contaminants can be caught more and the cycle of removing the contaminants by removing the screen unit 100 from the manhole It does not need to be removed frequently and can provide convenience to the user.

In addition, since the rotating shaft 141 can be separated, the rotating shaft can be easily taken out and cleaned and then reinserted when the screen unit 100 is taken out and cleaned.

In addition, the possibility that the bearing 145 is abraded can be reduced since the bearing 145 is mounted on the invert and supports the screen portion 100 as a whole.

The motor 144 is connected to the second gear 143 to drive the second gear 143 so that the first gear 142 can be engaged with the second gear 143 and driven.

The components belonging to the screen unit 100 and the screen unit 100 of the present invention may be provided in the manhole according to the size of the invert.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. The embodiments described above are therefore to be considered in all respects as illustrative and not restrictive.

100:
110: Screen Bar
111: first filter rod
112: second filter rod
120: Fixed frame
130: Filters
140:
141:
142: first gear
143: Second gear
144:
145: Bearings
200: Screen handle
210: Handle mounting part
211:
212: Cradle
213:
214:
220:
221:
230: Connection

Claims (6)

A screen portion provided in the invert as a sewage formed in the manhole and formed into a cylindrical shape,
And a screen grip portion that is detachably attached to the screen portion,
The screen unit includes:
A fixed frame spaced apart from an upper side to a lower side along an outer circumferential surface;
A plurality of screen bars connected to each other in a direction perpendicular to the fixed frame and spaced laterally at regular intervals,
And a plurality of filter bars connected in parallel to the fixed frame provided below the screen unit and arranged at a predetermined interval in the lateral direction,
The screen bar
A first filter rod which is symmetrical about the screen grip portion and is formed in the same line as a fixed frame end located at a lower side;
And a second filter rod which is longer than the end of the fixed frame, the length of which is lower than the first filter rod,
Wherein the screen handle comprises:
And the end portion of the end portion is provided as an '''-shaped ring so as to be attached to and detached from the hole provided in the stationary frame.
The method according to claim 1,
Wherein the screen handle comprises:
A connecting portion to be engaged with the side surface of the fixed frame;
A variable portion coupled to the connection portion and having a length adjustable,
And a handle mounting portion connected to the variable portion.
3. The method of claim 2,
The pull-
A separating part provided on the upper side of the variable part,
And a cradle connected to the separator in a direction perpendicular to the separator and having a pressing device,
A latching part formed at the lower end of the separating part so as to be separated from the variable part in a buckle type at the same time when the pressing device is pressed in the cradle,
And a latching hole for catching the latching part on an upper end of the variable portion.
The method according to claim 1,
The screen bar
Wherein the manhole screen is formed in a multistage and is variable in length depending on the length of the invert as sewage.
delete The method according to claim 1,
The screen unit includes:
Further comprising a rotating portion for rotating the screen portion,
The rotation unit includes:
A rotating shaft provided perpendicularly to the center of the filtering bar;
A first gear provided on an outer circumferential surface of the screen portion;
A second gear engaged with the first gear;
A motor that drives the second gear and is placed in the invert with sewage;
And bearings provided at both ends of the screen unit to prevent the first gear from rotating and being worn by the motor,
Wherein the rotating part causes the impurities of the sewage pipe to be caught by the rotating shaft by using centrifugal force.

Images