CN215057953U - Sludge pumping device - Google Patents
Sludge pumping device Download PDFInfo
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- CN215057953U CN215057953U CN202120833396.3U CN202120833396U CN215057953U CN 215057953 U CN215057953 U CN 215057953U CN 202120833396 U CN202120833396 U CN 202120833396U CN 215057953 U CN215057953 U CN 215057953U
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- level indicator
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Abstract
The utility model discloses a sludge pumping device, which belongs to the technical field of industrial machinery and comprises a buffer hopper, a delivery pump, a control component, an ultrasonic charge level indicator and a rotation-resisting charge level indicator; the lower part of the buffer hopper is communicated to a sludge pipeline through a delivery pump; the control assembly is connected with the control end of the delivery pump; ultrasonic wave charge level indicator and hinder and revolve formula charge level indicator and install upper portion in the buffer fill respectively, and ultrasonic wave charge level indicator detects the material level state data transmission in the buffer fill to control assembly, hinders high material level state data transmission in the formula charge level indicator detects the buffer fill to control assembly for control assembly can be according to opening of received data control delivery pump or the pumping speed change stops. The utility model is suitable for a processing of mud can make the high material level signal of buffer memory fill that detects more accurate in the mud pumping process, avoids the inaccurate influence that causes production of material level testing result.
Description
Technical Field
The utility model relates to a mud pumping installations belongs to industrial machine technical field.
Background
The sewage treatment plant is used for treating the sludge: collecting → concentrating → dehydrating → transporting outside, wherein the collecting is mainly aiming at the mud discharged from the sedimentation tank and the flocculation tank, the concentrating adopts a gravity concentration and mechanical concentration mode, and the dehydrating mainly adopts a mechanical dehydration mode. The dewatered sludge is conveyed to a storage bin through sludge conveying equipment and a pipeline for subsequent treatment.
The types of sludge conveying equipment are as follows: centrifugal pumps, diaphragm pumps, screw pumps, plunger pumps, lobe rotor pumps, and the like. The plunger type sludge pump is large-volume remote conveying equipment and is widely applied to sewage treatment plants. The plunger type sludge pump drives the conveying cylinder to reciprocate by means of the hydraulic cylinder, and realizes material suction and pumping by matching with the reversing device in the buffer hopper.
In the actual operation process, the conveying pump device is interlocked with the previous dewatering process, when the conveying pump device sends a stop instruction, the dewatering equipment must be stopped, otherwise, sludge is accumulated in the buffer hopper and cannot be conveyed to the storage bin all the time, and sludge overflow occurs; once the dewatering equipment is stopped, the time for restarting is long, and the production is influenced. Therefore, the high level detection result should be accurate.
Disclosure of Invention
An object of the utility model is to solve the problem among the prior art, provide a mud pumping installations, cooperation through multiple level sensor can make the high material level signal of the high material level of the cache fill that detects more accurate in the mud pumping process, avoids the inaccurate influence that causes production of material level state testing result.
In order to achieve the aim, the utility model provides a sludge pumping device, which comprises a buffer hopper, a delivery pump, a control component, an ultrasonic material level meter and a rotation-resisting material level meter; the lower part of the buffer hopper is communicated to a sludge pipeline through a delivery pump; the control assembly is connected with the control end of the delivery pump; ultrasonic wave charge level indicator and hinder and revolve formula charge level indicator and install upper portion in the buffer fill respectively, and ultrasonic wave charge level indicator detects the material level state data transmission in the buffer fill to control assembly, hinders high material level state data transmission in the formula charge level indicator detects the buffer fill to control assembly for control assembly can be according to opening of received data control delivery pump or the pumping speed change stops.
Further, the rotation-resistant level indicator comprises a rotating mechanism, and the rotating mechanism is arranged as follows: the rotating plane is vertical to the depth direction of the buffer bucket.
Further, the control assembly comprises a hydraulic station and a control module, the delivery pump adopts a hydraulic drive type industrial pump, and the control module controls the delivery pump by controlling the operation drive of the hydraulic station.
Furthermore, the hydraulic station comprises a motor, an oil pump, an oil tank and a hydraulic pipeline, the motor is in driving connection with the oil pump, and the oil pump is arranged on the hydraulic pipeline between the oil tank and the delivery pump; be equipped with oil level sensor and oil temperature sensor in the oil tank, be equipped with motor coil temperature sensor on the motor, the signal output part of oil level sensor, oil temperature sensor and motor coil temperature sensor connects control module respectively.
Furthermore, the sludge pumping device also comprises an alarm output unit, and the control end of the alarm output unit is connected with the control assembly.
As an application form, the upper part of the buffer hopper is communicated to a sludge outlet of the upstream sludge dewatering mechanism, and the control component outputs a stop instruction to the upstream sludge dewatering mechanism according to received high material level state data output by the rotation-resisting type material level meter.
As another application form, the upper part of the buffer hopper is communicated to a sludge outlet of the upstream sludge dewatering mechanism, and the control component outputs a stop instruction to the upstream sludge dewatering mechanism according to received high material level state data output by the rotation-resisting type material level meter and high material level state data continuously output by the ultrasonic material level meter within a set time delay.
Furthermore, a plurality of material level threshold intervals corresponding to different pumping speeds are preset in the control assembly, and the control assembly controls the conveying pump to work at the corresponding pumping speed according to the same material level threshold interval to which the material level state data continuously output by the ultrasonic material level meter within the set time delay belongs.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
through installing formula charge level indicator and ultrasonic wave charge level indicator soon simultaneously, detect high material level state data and material level state data in the buffer memory fill respectively and transmit to control assembly, can make the buffer memory fill high material level signal that detects more accurate in the mud pumping process, avoid the inaccurate influence that causes production of material level state testing result. The alarm output unit is arranged, when a high material level set value appears, the device sends out early warning to arouse attention of workers, abnormality is timely processed, and working efficiency and safety are improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention.
In the drawings:
FIG. 1 is a schematic structural diagram of a sludge pumping device according to an embodiment of the present invention;
FIG. 2 is a flow diagram of sludge pumping provided according to an embodiment of the present invention;
in the figure: marking 1 and caching buckets; 2. a delivery pump; 3. a hydraulic station; 4. a control module; 5. an ultrasonic level gauge; 6. a rotation-resisting type level indicator; 7. a sludge pipeline; 8. a hydraulic line; 9. a signal line; 10. and a control component.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Example 1
Referring to fig. 1 and 2, the sludge pumping device of the present invention comprises a buffer hopper 1, a delivery pump 2, a control assembly 10, an ultrasonic level indicator 5 and a rotation-resisting level indicator 6; the lower part of the buffer hopper 1 is communicated to a sludge pipeline 7 through a delivery pump 2; the control component 10 is connected with the control end of the delivery pump 2; ultrasonic wave charge level indicator 5 and hinder soon formula charge level indicator 6 and install respectively in buffer fill 1 upper portion, ultrasonic wave charge level indicator 5 detects the material level state data transmission in the buffer fill 1 to control assembly 10, hinders the high material level state data transmission in soon formula charge level indicator 6 detects buffer fill 1 to control assembly 10 for control assembly 10 can be according to opening of received data control delivery pump 2 and stop or the pumping speed change.
In the application of the embodiment, the dewatered sludge is conveyed to the buffer hopper 1, the sludge at the bottom of the buffer hopper 1 is pumped to a remote silo by the conveying pump 2 through the sludge pipeline 7 for storage, and the control component 10 controls the output power of the conveying pump 2 to change the pumping speed of the sludge according to the real-time sludge level state in the buffer hopper 1 detected by the ultrasonic level gauge 5. The sludge material level state and the pumping speed can be set to be in a linear relation, when the sludge material level in the cache hopper 1 becomes high, the pumping speed is accelerated, otherwise, the pumping speed is reduced, the sludge in the cache hopper 1 can be guaranteed to be pumped to the storage unit in time, the sludge overflow is avoided, and the energy conservation and the environmental protection can be realized.
When the sludge material level in the cache hopper reaches the installation position of the rotation-resistant material level meter 6, the rotation-resistant material level meter 6 sends high material level state data to the control assembly 10, and at the moment, the control assembly 10 can confirm whether the sludge in the cache hopper 1 really reaches the high material level state or not by combining the high material level state data sent by the rotation-resistant material level meter 6 and the real-time material level state data detected by the ultrasonic material level meter 5, so that corresponding control is executed, and the accuracy of judging the high material level state is ensured.
Example 2
The sludge pumping device also comprises an alarm output unit, wherein the control end of the alarm output unit is connected with the control assembly 10; the rotation-resistant level indicator 6 comprises a rotating mechanism, and the rotating plane of the rotating mechanism is perpendicular to the depth direction of the buffer hopper 1.
The delivery pump 2 adopts a hydraulic drive type industrial pump, the control assembly 10 comprises a hydraulic station 3 and a control module 4, and the control module 4 drives and controls the delivery pump 2 by controlling the operation of the hydraulic station 3. The hydraulic station 3 comprises a motor, a coupler, a center cover, an oil pump, a frame, an oil tank, an overflow valve and a hydraulic pipeline 8, wherein the oil pump is arranged on the hydraulic pipeline 8 between the oil tank and the delivery pump 2 and is connected with an output shaft of the motor through the coupler and the center cover. The motor drives the oil pump to rotate, the oil pump sucks and extrudes hydraulic oil in the oil tank, the hydraulic oil is conveyed to the conveying pump 2 through the hydraulic pipeline 8, and the conveying pump 2 is driven to operate. Be equipped with oil level sensor and oil temperature sensor in the oil tank, be equipped with motor coil temperature sensor on the motor, control module 4's receiving terminal is connected respectively to oil level sensor, oil temperature sensor and motor coil temperature sensor's signal output part, and control module 4 sends corresponding instruction after with the information processing of gathering, guarantees the normal operating of device in real time.
The control module 4 comprises a control loop and a main loop, the control loop comprises a control system, a time relay, an intermediate relay and a contactor, and the control system regulates the operation of the motor and the oil pump by controlling the contactor and the intermediate relay; the main circuit comprises a circuit breaker and a contactor, and the control system controls the starting and the closing of the motor by controlling the circuit breaker and the contactor, so that 380V three-phase electricity is conveyed to the motor.
A plurality of material level threshold intervals corresponding to different pumping speeds are preset in a control module 4 of the control assembly 10, and the control module 4 controls the conveying pump 2 to work at the corresponding pumping speed according to the same material level threshold interval to which the material level state data continuously output by the ultrasonic material level meter 5 within a set time delay belongs. If the real-time material level state data sent by the ultrasonic material level meter 5 to the control component 10 all belong to the same certain material level threshold interval within the set delay time 2s, the control component 10 may control the delivery pump 2 to operate at the pumping speed corresponding to the material level threshold interval.
Referring to fig. 2, when the present embodiment is applied, the pumping speed of the sludge pumping device can be divided into three stages, namely a low speed stage, a normal speed stage and a high speed stage, and when the ultrasonic level indicator 5 detects that the real-time level state of the buffer tank 1 is lower than 30% within a set delay time, the control system adjusts the pumping speed to the low speed stage; when the ultrasonic level indicator 5 continuously detects that the real-time level state of the buffer hopper 1 is higher than 30% and lower than 70% within the set delay, the control system adjusts the pumping speed to be a normal speed; when the ultrasonic material level meter 5 continuously detects that the real-time material level state of the buffer hopper 1 is higher than 70% within the set time delay, the control system adjusts the pumping speed to be high. The utility model discloses can reduce because of the buffer memory is fought 1 in mud splashes, make the material level state data that ultrasonic wave charge level indicator 5 detected beat and arouse the sudden increase and the sudden reduction of pumping speed, guarantee hydraulic system's steady, the life of each spare part of extension equipment.
In an application example of this embodiment, the upper portion of the buffer hopper 1 is communicated to a sludge outlet of the upstream sludge dewatering mechanism. After the rotation-resistant material level indicator 6 is arranged at the upper part in the cache hopper 1, because the rotating plane of the rotating mechanism is perpendicular to the depth direction of the cache hopper, a high material level set value is formed at the position height of the rotating plane of the rotating mechanism, for example, 85%, when the material level state in the cache hopper 1 reaches the high material level set value, the rotating mechanism of the rotation-resistant material level indicator 6 is blocked, at the moment, the rotation-resistant material level indicator 6 can detect the high material level state in the cache hopper 1 and transmit the high material level state to the control module 4, the control module 4 can output a shutdown instruction to an upstream sludge dewatering structure according to the received high material level state data output by the rotation-resistant material level indicator 6, and meanwhile, the alarm output unit can be controlled to output an alarm signal.
Referring to fig. 2, another application example of the embodiment is that the control component 10 outputs a shutdown instruction to the upstream sludge dewatering structure according to the received high material level state data output by the rotation-resisting type material level indicator 6 and the high material level state data continuously output by the ultrasonic material level indicator 5 within a set time delay. That is, when the ultrasonic level indicator 5 continuously detects that the real-time level state of the buffer hopper 1 reaches or is higher than the set high level state value within the set time delay, and the rotation-resistant level indicator 6 outputs high level state data to the control module 4, the control module 4 controls equipment such as an upstream sludge dewatering mechanism to stop to prevent the buffer hopper 1 from overflowing sludge, so that the accuracy of the high level signal in the buffer hopper 1 obtained by the control module 4 can be ensured, and the influence on production is avoided.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A sludge pumping device is characterized by comprising a buffer hopper (1), a delivery pump (2), a control assembly (10), an ultrasonic level indicator (5) and a rotation-resistant level indicator (6); the lower part of the buffer hopper is communicated to a sludge pipeline (7) through a delivery pump; the control assembly is connected with the control end of the delivery pump;
ultrasonic wave charge level indicator and hinder and revolve formula charge level indicator and install upper portion in the buffer fill respectively, and ultrasonic wave charge level indicator detects the material level state data transmission in the buffer fill to control assembly, hinders high material level state data transmission in the formula charge level indicator detects the buffer fill to control assembly for control assembly can be according to opening of received data control delivery pump or the pumping speed change stops.
2. The sludge pumping apparatus as claimed in claim 1, wherein the rotation-resistant level gauge comprises a rotation mechanism configured to: the rotating plane is vertical to the depth direction of the buffer bucket.
3. Sludge pumping apparatus according to claim 1, wherein the control assembly comprises a hydraulic station (3) and a control module (4), the delivery pump is an industrial pump of hydraulic drive type, and the control module drives and controls the delivery pump by controlling the operation of the hydraulic station.
4. The sludge pumping device according to claim 3, wherein the hydraulic station comprises a motor, an oil pump, an oil tank and a hydraulic pipeline, the motor is in driving connection with the oil pump, and the oil pump is arranged on the hydraulic pipeline between the oil tank and the delivery pump;
be equipped with oil level sensor and oil temperature sensor in the oil tank, be equipped with motor coil temperature sensor on the motor, the signal output part of oil level sensor, oil temperature sensor and motor coil temperature sensor connects control module respectively.
5. The sludge pumping device according to claim 1, further comprising an alarm output unit, wherein a control end of the alarm output unit is connected with the control assembly.
6. The sludge pumping device according to any one of claims 1 to 5, wherein a plurality of material level threshold intervals corresponding to different pumping speeds are preset in the control assembly, and the control assembly controls the delivery pump to work at the corresponding pumping speed according to the same material level threshold interval to which the material level state data continuously output by the ultrasonic material level meter within the set time delay belongs.
7. The sludge pumping device as claimed in any one of claims 1 to 5, wherein the upper part of the buffer hopper is communicated to a sludge outlet of the upstream sludge dewatering mechanism, and the control component outputs a shutdown instruction to the upstream sludge dewatering mechanism according to the received high material level state data output by the rotation-resisting type material level indicator.
8. The sludge pumping device according to any one of claims 1 to 5, wherein the upper part of the buffer hopper is communicated to a sludge outlet of the upstream sludge dewatering mechanism, and the control component outputs a shutdown instruction to the upstream sludge dewatering mechanism according to the received high material level state data output by the rotation-resistant material level indicator and the high material level state data continuously output by the ultrasonic material level indicator within a set delay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833396.3U CN215057953U (en) | 2021-04-22 | 2021-04-22 | Sludge pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833396.3U CN215057953U (en) | 2021-04-22 | 2021-04-22 | Sludge pumping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215057953U true CN215057953U (en) | 2021-12-07 |
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ID=79112068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120833396.3U Active CN215057953U (en) | 2021-04-22 | 2021-04-22 | Sludge pumping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215057953U (en) |
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2021
- 2021-04-22 CN CN202120833396.3U patent/CN215057953U/en active Active
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