CN116116106A - Mud-water discharging filter device for tap water plant - Google Patents

Abstract

The invention relates to a mud water filtering device of a tap water plant, which comprises a filtering component, a scraper component and a conveying component, wherein the filtering component comprises a filter screen arranged at a water outlet of a sedimentation tank and a driving component capable of driving the filter screen to move back and forth between the water outlet of the sedimentation tank and a decontamination position; the scraper component comprises a scraper, and when the filter screen is in a decontamination position, the scraper is attached to the feeding side of the filter screen and can move relative to the filter screen; the conveyor assembly includes a first conveyor belt positioned below the scraper blade, the first conveyor belt configured to move debris away from the conveying surface to a debris collection basin. The filter device can intercept sundries in water, the intercepted sundries can enter the conveying assembly under the cooperation of the filter assembly and the scraper assembly, and the intercepted sundries are conveyed to the impurity collecting tank by the conveying assembly, so that the blocking risk of the filter device and the residence time of the sundries in water are reduced. In addition, the sundries are sent to a special collecting tank, so that the disposal is more convenient.

Description

A kind of sludge water filter device of waterworks

technical field

The invention relates to a filtering device for muddy water discharged from a waterworks.

Background technique

In the production of tap water, raw water often needs to enter the sedimentation tank to remove suspended solids in the water, and then enter the adjustment tank to adjust the water quality, and finally obtain clean tap water. In the prior art, the water in the sedimentation tank often needs to be filtered. With the prolongation of the use time of the existing filter device, foreign matter accumulates more and more on the intercepting side of the filter device, which is easy to block the filter device. In addition, the longer the debris stays in the water, the more microorganisms will grow, making water treatment more difficult.

Contents of the invention

The object of the present invention is to provide a filter device for muddy water discharged from a waterworks.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A filter device for sludge discharge from a waterworks, which includes a filter assembly, the filter assembly includes a filter screen arranged at the water outlet of the sedimentation tank, and can drive the filter screen between the water outlet of the sedimentation tank and the decontamination position The driving assembly that moves back and forth between the decontamination positions is located outside the sedimentation tank;

A scraper assembly, the scraper assembly includes a scraper, when the filter is at the decontamination position, the scraper is in contact with the feed side of the filter and can move relative to the filter, so as to The sundries intercepted on the filter net are removed;

a conveyor assembly including a first conveyor belt positioned below the scraper, the first conveyor belt having a conveyor surface that receives the debris, the first conveyor belt configured to move the debris away from the conveyor Surface to debris collection basin.

Preferably, the driving assembly includes a first driving member and a first transmission member, the first transmission member is connected between the first driving member and the filter net, and is controlled by the first driving member and move along the first direction with the filter net;

The driving assembly also includes a second driving member and a second transmission member, the second transmission member is connected to the first driving member and/or between the first transmission member and the second transmission member, and is controlled by the The second driving member moves along the second direction with the first driving member and/or the first transmission member.

Further preferably, the first direction is an up-down direction, and the second direction is a front-rear direction.

In some preferred embodiments, the first driving part is a motor, and the first transmission part includes a second conveyor belt, a plurality of rollers connected with the second transmission belt and a connecting rod, wherein one roller is connected to the second conveyor belt. A driving member is controlled by the first driving member and pushes the second conveyor belt to move; the other roller is connected to the second conveyor belt and rotates under the drive of the second conveyor belt, and the other roller is connected to the second conveyor belt. The connecting rod is screwed; the connecting rod is connected to the filter net and moved along the first direction driven by the other roller.

In some preferred embodiments, the second drive member includes a telescopic member that is controlled by a power source and can expand and contract along the second direction, and the second transmission member is a carrier connected to the second drive member, The second transmission member can move along the second direction driven by the second driving member, and the first driving member and the first transmission member are partly or entirely provided on the second transmission member.

Further preferably, the second driving member is a telescopic cylinder.

Preferably, the filter device also includes a frame installed on the sedimentation tank, the scraper is rotatably connected to the frame, and the scraper assembly also includes a The connected third driving member is used to drive the scraper to move relative to the filter net.

Further preferably, the third driving member is a telescopic cylinder.

Preferably, the rotation axis of the scraper is perpendicular to the plane where the filter screen is located.

Preferably, the driving assembly is arranged on the frame.

Preferably, the conveying assembly further includes a fourth driving member for driving the first conveyor belt to move, and a plurality of pillars arranged between the sedimentation tank and the sundry collection pond, the pillars and the The transfer component is connected to support the transfer component.

Due to the use of the above-mentioned technical solutions, the present invention has the following advantages compared with the prior art:

The setting of the filter assembly, the scraper assembly and the transmission assembly in the filter device of the present invention can intercept the sundries in the water, and the intercepted sundries can enter the transmission assembly with the cooperation of the filter assembly and the scraper assembly, and are sent to the impurity collection by the transmission assembly. pool, reducing the risk of filter clogging and the residence time of debris in the water. In addition, the debris is sent to a special collection pool, which is more convenient to deal with.

The filtering device of the present invention has a high degree of automation and has good application prospects.

Description of drawings

Fig. 1 is the structural representation of a kind of waterworks sludge water filtering device among the present invention, and wherein, filter screen is in decontamination position;

Figure 2 is an enlarged view at Figure 1C;

Fig. 3 is the structural representation of a kind of waterworks sludge water filtering device among the present invention, and wherein, filter screen is at the water outlet of sedimentation tank; Among the above accompanying drawings: 1, filter assembly; 11, filter screen; 12, driving assembly; 121, the first driving member; 122, the second conveyor belt; 123, the first roller; 124, the second roller; 125, the connecting rod; 126, the carrier;

21. Scraper; 22. The third driving member;

3. Transmission components; 31. The first conveyor belt; 32. Pillars;

4. Rack;

5. Outlet of sedimentation tank;

A. Sedimentation tank; B. Miscellaneous collection tank.

Detailed ways

In the following, only some exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and descriptions are to be regarded as illustrative in nature and not restrictive.

In the description of the embodiments of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right" etc. is based on the orientation or positional relationship shown in Figure 1, The location of the driving assembly 12 is up, the location of the water outlet 5 of the sedimentation tank is down; the location of the sedimentation tank A is on the left, and the location of the debris collection tank B is on the right. The above-mentioned orientations or positional relationships are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as the implementation of the present invention. Example limitations.

In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

In the embodiments of the present invention, unless otherwise clearly specified and limited, the first feature being "on" or "under" the second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. Two features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

To simplify the disclosure of the embodiments of the present invention, components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the embodiments of the present invention. Furthermore, embodiments of the present invention may repeat reference numerals and/or reference letters in different instances, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. The present invention will be further described below in conjunction with the embodiments shown in the accompanying drawings.

Embodiment one

A filter device for sludge discharge from a waterworks, see Figure 1 and Figure 3, which includes a filter assembly 1, a scraper assembly, a transmission assembly 3 and a frame 4 installed on a sedimentation tank A.

The filter assembly 1 includes a filter screen 11 and a drive assembly 12 .

The filter screen 11 is arranged at the water outlet 5 of the sedimentation tank, and is used for filtering the water in the sedimentation tank A. The filter screen 11 is full of filter holes, so that when the water flows through the filter screen 11, only the water passes through the filter holes and the debris is trapped on the intercepting side.

The driving assembly 12 can drive the filter screen 11 to move back and forth between the water outlet 5 of the sedimentation tank and the decontamination position. The decontamination position is set outside the sedimentation tank A, so as to facilitate the removal of impurities on the filter screen 11 . In this embodiment, the decontamination position is located above the sedimentation tank A. In order to prevent the water in the sedimentation tank A from flowing out without being filtered during the process of moving the filter screen 11 from the water outlet 5 of the sedimentation tank to the decontamination position or when it is in the decontamination position, an opening and closing device is provided on the water outlet 5 of the sedimentation tank , when the filter screen 11 moves from the sedimentation tank water outlet 5 to the decontamination position or when it is in the decontamination position, close the opening and closing device, so that the sedimentation tank water outlet 5 is closed; when the filter screen 11 is in the decontamination position, open Close the device so that the water outlet 5 of the sedimentation tank is opened. Opening and closing devices include but are not limited to valves or baffles.

Further, the driving assembly 12 includes a first driving member 121 , a first transmission member, a second driving member and a second transmission member. Wherein, the first transmission member is connected between the first drive member 121 and the filter screen 11, and is controlled by the first drive member 121 and moves along the first direction with the filter screen 11; 121 and/or between the first transmission member and the second transmission member, and is controlled by the second driving member and moves along the second direction with the first driving member 121 and/or the first transmission member. In this embodiment, the first direction is the up-down direction, and the second direction is the front-back direction. By moving the filter screen 11 in the first direction for a certain distance, and then in the second direction for a certain distance, the filter screen 11 can be moved from the water outlet 5 of the sedimentation tank to the decontamination position.

Specifically, referring to FIG. 2 , the first driving member 121 is a motor. The first transmission member includes a second transmission belt 122 , a plurality of rollers and a connecting rod 125 connected with the second transmission belt. In this embodiment, there are two rollers, hereinafter named as the first roller 123 and the second roller 124, the first roller 123 and the second roller 124 are arranged in sequence along the left and right directions, and the second conveyor belt 122 is arranged on the first roller 123 and the second roller. On the two rollers 124. The first roller 123 is fixedly connected to the first driving member 121 and is controlled by the first driving member 121 . Driven by the first driving member 121 , the first roller 123 rotates in a first direction and drives the second conveyor belt 122 to slide left and right. The second roller 124 is connected on the second conveyor belt 122 and rotates around the first direction under the drive of the second conveyor belt 122. The second roller 124 is screwed with the connecting rod 125, and the connecting rod 125 is connected on the filter screen 11 and on the second Driven by the roller 124, it moves along the first direction. In this way, the filter screen 11 can be moved along the first direction.

The second driving member includes a telescopic member (not shown) that is controlled by a power source and can expand and contract along the second direction. The second driving member is preferably a telescopic cylinder, which is fixedly connected to the frame 4 . The second transmission part is a carrier 126 connected to the second driving part, the second transmission part can move along the second direction driven by the second driving part, and the first driving part 121 and the first transmission part are partially or integrally arranged in the second transfer. In this embodiment, the first driving member 121 , the first roller 123 and the second roller 124 are fixedly connected to the carrier 126 , and the carrier 126 is slidably disposed on the frame 4 , and the sliding method includes but not limited to the sliding rail connection.

The scraper assembly includes a scraper 21 rotatably connected to the frame 4 along a third direction, and a third driving member 22 fixedly connected to the frame 4 . Wherein, when the filter screen 11 is in the decontamination position, the scraper 21 is attached to the feeding side of the filter screen 11 , and the third direction is perpendicular to the plane where the filter screen 11 is located. The third driving member 22 is connected with the scraper 21 and is used to drive the scraper 21 to move relative to the filter screen 11 , so as to scrape the feeding side of the filter screen 11 to remove the impurities trapped on the filter screen 11 . In this embodiment, the third direction is the front-to-back direction, and the third driving member 22 is a telescopic cylinder.

The conveying assembly 3 includes a first conveying belt 31 , and the first conveying belt 31 is located below the scraper 21 , so that the removed sundries fall into the first conveying belt 31 . The first conveyor belt 31 has a conveying surface for receiving debris, and the first conveyor belt 31 is configured to move the debris away from the conveying surface to the debris collection pool B.

Further, the transmission assembly 3 also includes a fourth drive member (not shown) for driving the movement of the first conveyor belt 31, and a plurality of pillars 32 arranged between the sedimentation tank A and the sundry collection tank B, the pillars 32 It is connected with the conveying assembly 3 and is used to support the conveying assembly 3 . The arrangement of the first transmission belt and the fourth driving member can refer to the transmission assembly 3 in the prior art.

working principle:

The sludge discharge filter device of the waterworks in the present invention has two states, the filtering state and the impurity removal state.

When it is in the filtering state, the filter screen 11 is located at the water outlet 5 of the sedimentation tank, and is used to filter the water in the sedimentation tank A. After a period of time, the filter screen 11 intercepts side debris to increase, start the motor, the first roller 123 rotates around the up and down direction under the drive of the motor and drives the second conveyor belt 122 to move, so that the second roller 124 rotates around the up and down direction, thereby making the connection The rod 125 moves upwards to drive the filter screen 11 to move upwards, and when the filter screen 11 moves to the top of the first conveyor belt 31, the motor is turned off. The second driving member (telescopic cylinder) drives the carrier 126 to slide forward and backward, so that the filter screen 11 moves to the impurity removal position, and the filter device switches to the impurity removal state.

When it is in the state of removing impurities, the third driving member 22 drives the scraper 21 to rotate to remove the impurities on the filter screen 11, and the impurities fall into the first conveyor belt 31, and enter the debris collection pool driven by the first conveyor belt 31 b.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and the purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall fall within the protection scope of the present invention.

Claims (10)

1. A waterworks muddy water filtering device is characterized in that: the filtering device includes a filter assembly, and the filter assembly includes a filter screen arranged at the water outlet of the sedimentation tank, and can drive the filter screen in the sedimentation A driving assembly that moves back and forth between the water outlet of the pool and the decontamination position, the decontamination position is located outside the sedimentation tank; A scraper assembly, the scraper assembly includes a scraper, when the filter is at the decontamination position, the scraper is in contact with the feed side of the filter and can move relative to the filter, so as to The sundries intercepted on the filter net are removed; a conveyor assembly including a first conveyor belt positioned below the scraper, the first conveyor belt having a conveyor surface that receives the debris, the first conveyor belt configured to move the debris away from the conveyor Surface to debris collection basin. 2. The filter device for sludge discharge from waterworks according to claim 1, characterized in that: the drive assembly includes a first drive member and a first transmission member, and the first transmission member is connected between the first drive member and the first transmission member. Between the filter screens, controlled by the first driving member and moving along the first direction with the filter screen; The driving assembly also includes a second driving member and a second transmission member, the second transmission member is connected to the first driving member and/or between the first transmission member and the second transmission member, and is controlled by the The second driving member moves along the second direction with the first driving member and/or the first transmission member. 3 . The filter device for sludge discharge from a waterworks according to claim 2 , wherein the first direction is the up-down direction, and the second direction is the front-back direction. 4 . 4. The filter device for sludge discharge from waterworks according to claim 2, characterized in that: the first driving member is a motor, and the first driving member includes a second conveyor belt and a plurality of conveyor belts connected to the second conveyor belt Rollers and connecting rods, one of which is connected to the first driving member and is controlled by the first driving member and pushes the movement of the second conveyor belt; the other roller is connected to the second conveyor belt and Driven by the two conveyor belts to rotate, the other roller is screwed to the connecting rod; the connecting rod is connected to the filter net and moves along the first direction driven by the other roller. 5. The filter device for sludge discharge from a waterworks according to claim 2, characterized in that: the second driving member includes a telescopic member that is controlled by a power source and can expand and contract along the second direction, and the second transmission member As a carrier connected to the second driving member, the second transmission member can move along the second direction driven by the second driving member, the first driving member and the first transmission member It is partially or entirely arranged on the second conveying member. 6 . The sludge discharge filter device of a waterworks according to claim 5 , wherein the second driving member is a telescopic cylinder. 7 . 7. The filter device for sludge discharge from waterworks according to claim 1, characterized in that: the filter device also includes a frame installed on the sedimentation tank, the scraper is rotatably connected to the frame, and the The scraper assembly also includes a third driving member arranged on the frame and connected to the scraper, for driving the scraper to move relative to the filter net. 8. The sludge discharge filter device of a waterworks according to claim 7, characterized in that: the third driving member is a telescopic cylinder. 9. The filter device for sludge discharge from a waterworks according to claim 7, characterized in that: the driving assembly is arranged on the frame. 10. The filter device for sludge discharge from waterworks according to claim 1, characterized in that: the transmission assembly further includes a fourth drive member for driving the movement of the first conveyor belt, and is arranged between the sedimentation tank and the There are a plurality of pillars between the sundries collection tanks, and the pillars are connected with the conveying assembly for supporting the conveying assembly.

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