CN220877855U - Sedimentation tank sludge scraping device - Google Patents
Sedimentation tank sludge scraping device Download PDFInfo
- Publication number
- CN220877855U CN220877855U CN202322345774.5U CN202322345774U CN220877855U CN 220877855 U CN220877855 U CN 220877855U CN 202322345774 U CN202322345774 U CN 202322345774U CN 220877855 U CN220877855 U CN 220877855U
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- CN
- China
- Prior art keywords
- liquid level
- sedimentation tank
- driving motor
- sensor
- sludge scraping
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 69
- 239000010802 sludge Substances 0.000 title claims abstract description 25
- 238000007790 scraping Methods 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000013049 sediment Substances 0.000 claims abstract 2
- 239000010865 sewage Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Activated Sludge Processes (AREA)
Abstract
The utility model relates to the technical field of sewage treatment, in particular to a sludge scraping device of a sedimentation tank. The device comprises a moving track, wherein the moving track is arranged at the top of a pool wall opposite to a sediment Chi Liangxiang, a working bridge is arranged above the moving track, a driving motor and a moving wheel set are arranged below two ends of the working bridge, the driving motor is fixedly connected with the working bridge, and the moving wheel set is rotationally connected with the driving motor and is arranged on the moving track; the automatic sedimentation device comprises a sedimentation tank, and is characterized by further comprising a controller, a liquid level sensor and a flow sensor, wherein the controller is electrically connected with the liquid level sensor, the flow sensor and a driving motor, the flow sensor is used for detecting the current total water quantity of the sedimentation tank, the liquid level sensor is used for detecting the current liquid level height of the sedimentation tank, the controller is matched with the standard liquid level height according to the current total water quantity, the standard liquid level height is compared with the current liquid level height, and the driving motor is controlled to start according to a comparison result. The technical scheme can automatically start the sludge scraping device.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sludge scraping device of a sedimentation tank.
Background
The sedimentation tank is a structure for removing suspended matters in water, and mainly utilizes the natural sedimentation or coagulating sedimentation effect of water. According to the water flow direction, the sedimentation tank can be divided into three types of horizontal flow type, vertical flow type and radial flow type. The sedimentation tank is a structure for separating mud from water before or after biochemical treatment, and is usually called a primary sedimentation tank before biochemical treatment and a secondary sedimentation tank after biochemical treatment.
Sedimentation tanks are widely used in wastewater treatment, and advection sedimentation tanks are one of the most commonly used. The sedimentation tank is generally composed of a water inlet, a water outlet, a water flow part and a sludge hopper, and has the advantages of simple structure, good sedimentation effect and stable working performance.
When the bottom of a sedimentation tank is treated with sewage, the sludge phenomenon usually occurs, and the sludge is required to be treated by using a related sludge scraping device, so that the sedimentation tank has the function of removing the sludge settled at the bottom of the tank.
The existing sludge scraping device solves the problem of cleaning and decontaminating by manpower, but still needs to rely on people to start and stop related equipment, and periodically patrol and observe the sewage pool.
Disclosure of utility model
The utility model aims at: the technical scheme is that the sludge scraping device of the sedimentation tank can be automatically started.
In order to achieve the above purpose, the present utility model provides a basic scheme: the utility model provides a sedimentation tank mud scraping device, includes the removal track, the removal track sets up at the top of sedimentation Chi Liangxiang to the pool wall, be provided with the working bridge above the removal track, the below at working bridge both ends is provided with driving motor and removal wheelset, driving motor with working bridge fixed connection, removal wheelset with driving motor swivelling joint just sets up on the removal track;
The automatic sedimentation device is characterized by further comprising a controller, a liquid level sensor and a flow sensor, wherein the controller is electrically connected with the liquid level sensor, the flow sensor and the driving motor, the flow sensor is used for detecting the current total water quantity of the sedimentation tank, the liquid level sensor is used for detecting the current liquid level height of the sedimentation tank, the controller is used for matching the standard liquid level height according to the current total water quantity, comparing the standard liquid level height with the current liquid level height and controlling the driving motor to start according to a comparison result.
The basic scheme has the beneficial effects that: through driving motor drive removal wheelset, can make the work bridge remove the other end from sedimentation tank one end, be convenient for carry out sedimentation tank mud and strike off the task, liquid level sensor and flow sensor gather liquid level data and flow data respectively and with data transmission to the controller, the controller adopts prior art to match standard liquid level height, and compare with standard liquid level height through the comparator, thereby according to the comparison result, when current liquid level height is higher than standard liquid level height, when explaining that there is mud to pile up in the sedimentation tank promptly, start driving motor promptly, automatic start this device promptly.
As an optimal scheme, a plurality of connecting frames are arranged below the working bridge, the connecting frames are fixedly connected with the working bridge, and scraper parts are fixedly connected to the lower parts of the connecting frames.
The connecting frame can enable the working bridge to be connected with the scraper component on one hand, and can also play a supporting role on the working bridge on the other hand, so that the device is more stable and meanwhile partial pressure is applied to the rail.
As a preferred scheme, it is characterized in that: the flow sensor is arranged at the water inlet and the water outlet and is used for detecting the water inflow and the water outflow of the sedimentation tank so as to obtain the current total water amount of the sedimentation tank.
The current total water quantity of the sedimentation tank is obtained more accurately through the water inflow and the water outflow.
Preferably, the liquid level sensor is an ultrasonic liquid level sensor.
The ultrasonic sensor has stronger anti-environmental interference capability, can overcome noise and interference in the environment, accurately measures the liquid level, adopts a non-contact measurement mode simultaneously, cannot pollute or damage the liquid level, and has higher reliability.
As a preferable scheme, the liquid level sensor is arranged on the working bridge and is positioned right above the sedimentation tank and used for detecting the distance between the liquid level of the sedimentation tank and the liquid level sensor so as to obtain the current liquid level height of the sedimentation tank.
The liquid level sensor can move along with the working bridge, so that the sensor is always positioned right above the sedimentation tank, and the measurement accuracy is ensured.
As the preferable scheme, the device also comprises a limiting device, wherein the limiting device is arranged at two ends of the moving track and used for limiting the driving motor.
The problem of derailment of the movable wheel set is avoided through the limiting device, and the automatic closing of the driving motor can be realized through the limiting device.
As a preferred scheme, the limiting device comprises an infrared sensor, the infrared sensor is electrically connected with the controller, the infrared sensor comprises an infrared emitter and an infrared receiver, the infrared emitter is arranged at two ends of the moving track, and the infrared receiver is arranged on the driving motor.
The infrared sensor can avoid the interference of external factors, and meanwhile, the driving motor does not need to be completely contacted to stop, so that the collision among all the components is avoided.
Drawings
FIG. 1 is a schematic view of a construction of a sludge scraping apparatus of a sedimentation tank;
fig. 2 is a schematic diagram of a sludge scraping apparatus of a settling tank.
Detailed Description
The technical scheme of the application is further described in detail through the following specific embodiments:
Description of the drawings: a moving track 1, a working bridge 2, a driving motor 3, a moving wheel set 4, a connecting frame 5 and a scraper component 6.
In the description of the present utility model, it should also be noted that the terms "disposed," "connected," and "connected" are to be construed broadly, unless otherwise specifically defined and limited. For example, the connection can be fixed connection, detachable connection or integrated connection; the mechanical connection (including various mechanical connection forms such as a coupling or a gear pair and the like) and the electrical connection can be realized; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, a sedimentation tank sludge scraping device, including the removal track, the removal track sets up at the top of sedimentation Chi Liangxiang to the pool wall, and removal track top is provided with the work bridge, and the below at work bridge both ends is provided with driving motor and removal wheelset, and driving motor passes through bolt and work bridge fixed connection, and removal wheelset and driving motor swivelling joint just set up on the removal track, can drive the removal wheelset rotation after the driving motor starts to make the work bridge round trip movement on the removal track.
A plurality of link is provided with below the work bridge, and fixed connection can be adopted between welded mode and the work bridge to the link, and the lower part of link is provided with scraper part, scraper part and link fixed connection, and scraper part is parallel with the work bridge, and scraper part is located the sedimentation tank bottom, and the link can make the work bridge be connected with the scraper part on the one hand, and on the other hand also can play the supporting role to the work bridge, makes the device more stable for track partial pressure simultaneously.
Referring to fig. 2, the present apparatus further includes a controller, a liquid level sensor, and a flow sensor. The controller is electrically connected with the liquid level sensor, the flow sensor and the driving motor. In this embodiment, the controller preferably adopts a commonly used STM series single-chip microcomputer, and the specific installation, configuration and other operations thereof are well known to those skilled in the art, so that no further description is given.
The flow sensor is arranged at the water inlet and the water outlet and is used for detecting the water inflow and the water outflow of the sedimentation tank so as to obtain the current total water amount of the sedimentation tank, and in the embodiment, the flow sensor adopts an electromagnetic flowmeter, and the model is KLDL-150.
The liquid level sensor is arranged on the working bridge and is positioned right above the sedimentation tank and used for detecting the distance between the liquid level of the sedimentation tank and the liquid level sensor, obtaining the current liquid level height of the sedimentation tank and feeding back a liquid level detection signal to the controller. The liquid level sensor adopts an ultrasonic liquid level sensor.
In this embodiment, the model of the ultrasonic liquid level sensor is QDY70A, and the ultrasonic liquid level sensor can accurately measure the height of the liquid level of the sedimentation tank according to the time difference of the echo reflected by the liquid level of the sedimentation tank, and the ultrasonic liquid level sensor feeds back a liquid level signal to the controller.
Because the sludge in the sedimentation tank is accumulated, the water level of the sedimentation tank is increased under the same water quantity, a corresponding table of the current water quantity of the sedimentation tank and the standard liquid level height is stored in the controller, the controller is matched with the standard liquid level height according to the current total water quantity, the standard liquid level height is compared with the current liquid level height, when the current liquid level height is higher than the standard liquid level height, the sludge accumulation in the sedimentation tank is indicated, the controller sends a control signal to the driving motor, and the device is started.
The device comprises a movable track, a driving motor and a limiting device, wherein the driving motor is arranged at the two ends of the movable track and used for limiting, and when the driving motor approaches or contacts the limiting device, the driving motor stops running or reversely runs. In this embodiment, the limiting device comprises an infrared sensor, the infrared sensor is electrically connected with the controller, the infrared sensor comprises an infrared emitter and an infrared receiver, the infrared emitter is arranged at two ends of the moving track, and the infrared receiver is arranged on the driving motor.
An operation method of a sludge scraping device of a sedimentation tank comprises the following steps: when the current liquid level height is higher than the standard liquid level height, the controller sends a control signal to the driving motor, the device starts to drive the working bridge to move from one end of the moving track, and accordingly the scraper is driven to move at the bottom of the sedimentation tank through the connecting frame.
The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art will not be described in any way, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which the utility model pertains, without the general knowledge of the specific structures and features of the utility model, before the filing date or the priority date, with the ability to apply the conventional practice of the utility model, as it would be well known to those skilled in the art, with the benefit of this disclosure, to make various embodiments with the ability to work in mind, and to make certain typical structures or methods well known to those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (7)
1. A sedimentation tank sludge scraping device, which is characterized in that: the device comprises a moving track, wherein the moving track is arranged at the top of a pool wall of a sediment Chi Liangxiang, a working bridge is arranged above the moving track, a driving motor and a moving wheel set are arranged below two ends of the working bridge, the driving motor is fixedly connected with the working bridge, and the moving wheel set is rotationally connected with the driving motor and is arranged on the moving track;
The automatic sedimentation device is characterized by further comprising a controller, a liquid level sensor and a flow sensor, wherein the controller is electrically connected with the liquid level sensor, the flow sensor and the driving motor, the flow sensor is used for detecting the current total water quantity of the sedimentation tank, the liquid level sensor is used for detecting the current liquid level height of the sedimentation tank, the controller is used for matching the standard liquid level height according to the current total water quantity, comparing the standard liquid level height with the current liquid level height and controlling the driving motor to start according to a comparison result.
2. A sedimentation tank sludge scraping apparatus as claimed in claim 1, wherein: a plurality of connecting frames are arranged below the working bridge, the connecting frames are fixedly connected with the working bridge, and scraper parts are fixedly connected to the lower parts of the connecting frames.
3. A sedimentation tank sludge scraping apparatus as claimed in claim 1, wherein: the flow sensor is arranged at the water inlet and the water outlet and is used for detecting the water inflow and the water outflow of the sedimentation tank so as to obtain the current total water amount of the sedimentation tank.
4. A sedimentation tank sludge scraping apparatus as claimed in claim 1, wherein: the liquid level sensor adopts an ultrasonic liquid level sensor.
5. A sedimentation tank sludge scraping apparatus as claimed in claim 4, wherein: the liquid level sensor is arranged on the working bridge and is positioned right above the sedimentation tank and used for detecting the distance between the liquid level of the sedimentation tank and the liquid level sensor to obtain the current liquid level height of the sedimentation tank.
6. A sedimentation tank sludge scraping apparatus as claimed in claim 1, wherein: still include stop device, stop device sets up at the removal track both ends for driving motor carries out spacingly.
7. A sedimentation tank sludge scraping apparatus as claimed in claim 6, wherein: the limiting device comprises an infrared sensor, the infrared sensor is electrically connected with the controller, the infrared sensor comprises an infrared emitter and an infrared receiver, the infrared emitter is arranged at two ends of the moving track, and the infrared receiver is arranged on the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345774.5U CN220877855U (en) | 2023-08-30 | 2023-08-30 | Sedimentation tank sludge scraping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345774.5U CN220877855U (en) | 2023-08-30 | 2023-08-30 | Sedimentation tank sludge scraping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220877855U true CN220877855U (en) | 2024-05-03 |
Family
ID=90838838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322345774.5U Active CN220877855U (en) | 2023-08-30 | 2023-08-30 | Sedimentation tank sludge scraping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220877855U (en) |
-
2023
- 2023-08-30 CN CN202322345774.5U patent/CN220877855U/en active Active
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