CN215505936U - Filter-pressing state monitoring device suitable for pressure filter - Google Patents
Filter-pressing state monitoring device suitable for pressure filter Download PDFInfo
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- CN215505936U CN215505936U CN202120886943.4U CN202120886943U CN215505936U CN 215505936 U CN215505936 U CN 215505936U CN 202120886943 U CN202120886943 U CN 202120886943U CN 215505936 U CN215505936 U CN 215505936U
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Abstract
The utility model provides a filter pressing state monitoring device suitable for a filter press, which comprises a filtrate collecting pipe, a liquid level control vertical pipe, a liquid level control bent pipe and a liquid level acquisition mechanism, wherein the filtrate collecting pipe is connected with the liquid level control vertical pipe; firstly, the device collects liquid level signals in the liquid level control vertical pipe through the liquid level collecting mechanism and then transmits the liquid level signals to an external control console, the whole signal collecting and transmitting process is less in time consumption, the precision is high, and the monitoring can be realized uninterruptedly; the whole device has no mechanical structure, cannot normally work due to mechanical failure, can utilize an external water source to regularly perform back washing on the sludge blocked in each pipe, ensures continuous and stable operation of the device, greatly reduces labor cost and can greatly improve production efficiency; in addition, the device has simple structure, strong applicability and convenient installation, and can be debugged only by adjusting the upper and lower positions of the liquid level acquisition mechanism by using a level bar after installation; and finally, the filtrate collecting pipe, the liquid level control vertical pipe and the liquid level control bent pipe can be made of PVC materials, so that the cost is low.
Description
Technical Field
The utility model relates to the field of environment-friendly equipment, in particular to a filter pressing state monitoring device suitable for a filter press.
Background
With the continuous development of economy and the continuous improvement of living standard, the environmental protection requirement is becoming stricter and stricter. Among them, the filter press is used as one of the important equipments for purifying sludge, and is widely adopted by enterprises. The traditional filter press is generally characterized in that sludge is added into a filter press plate frame, filtrate in the sludge is extruded through extrusion, the filtrate is discharged through a filtrate discharge pipe and then is subjected to next treatment, and after the filter press plate frame is filled with dry sludge cakes, the filter press plate frame is opened to discharge the sludge cakes. Whether the filter pressing plate frame is full of dry sludge cakes or not is always manually estimated, accuracy is low, special people are required to be arranged for taking charge, and a large amount of labor cost is consumed; in addition, because the time required by the operation of the filter press in one period is long, the long-time manual observation inevitably causes the concentration of personnel, so that a shutdown signal cannot be sent out in time, and the filter press plate frame is damaged, thereby influencing the production efficiency of the filter press. Therefore, there is a high necessity for a device capable of stably monitoring the filter-pressing state of the filter press for a long period of time.
SUMMERY OF THE UTILITY MODEL
For solving prior art's shortcoming and not enough, provide a filter pressing state monitoring devices suitable for pressure filter to can solve traditional pressure filter and need artifical human cost that pre-estimate pressure filter operating condition leads to and rise, poor stability, the problem that production efficiency is low.
The filter pressing state monitoring device suitable for the filter press comprises a filtrate discharge pipe, a filtrate collecting pipe, a liquid level control vertical pipe, a liquid level control bent pipe and a liquid level collecting mechanism, wherein the two ends of the filtrate collecting pipe have a height difference, the high end of the filtrate collecting pipe is communicated with the filtrate discharge pipe, the liquid level control vertical pipe is arranged at one end close to the middle high end of the filtrate collecting pipe and communicated with the filtrate collecting pipe, the liquid level control bent pipe is L-shaped, a short pipe in the liquid level control bent pipe is arranged at one end close to the middle low end of the filtrate collecting pipe and communicated with the filtrate collecting pipe, the pipe end of a long pipe in the liquid level control bent pipe is communicated with an external water source, the liquid level control vertical pipe is communicated with the long pipe in the liquid level control bent pipe, the liquid level collecting mechanism is sleeved on the outer surface of the liquid level control vertical pipe and is connected with an external control console through a circuit, so as to realize the collection and transmission of liquid level information in the liquid level control vertical pipe.
As a further improvement of the scheme, the short pipes in the liquid level control vertical pipe and the liquid level control bent pipe are vertical to the ground.
As a further improvement of the scheme, a butterfly valve is arranged on the body of the filtrate collecting pipe and arranged between the high end of the filtrate collecting pipe and the connection position of the liquid level control vertical pipe, so that the filtrate collecting pipe is opened and closed.
As a further improvement of the scheme, a telescopic strut is arranged below the body of the filtrate collecting pipe and arranged between the lower end of the filtrate collecting pipe and the connecting position of the short pipe in the liquid level control bent pipe, so that the difference of the cover degrees of the two ends of the filtrate collecting pipe can be adjusted.
As a further improvement of the scheme, the outer wall of the liquid level control vertical pipe is provided with external threads with a certain length so as to realize the up-and-down adjustment of the position of the liquid level acquisition mechanism.
As a further improvement of the above scheme, the liquid level collection mechanism further comprises a collection bin body, an upper thread sleeve, a lower thread sleeve and a liquid level sensor, wherein circular grooves are formed in the upper surface and the lower surface of the collection bin body, the outer wall of the upper thread sleeve is fixed with the side wall of the circular groove in the upper surface of the collection bin body through interference fit, the lower surface of the upper thread sleeve is in close contact with the bottom surface of the circular groove in the upper surface, the outer wall of the lower thread sleeve is fixed with the side wall of the circular groove in the lower surface of the collection bin body through interference fit, the upper surface of the lower thread sleeve is in close contact with the bottom surface of the circular groove in the lower surface, and the liquid level sensor is placed in the collection bin body.
As a further improvement of the scheme, the filtrate collecting pipe, the liquid level control vertical pipe and the liquid level control bent pipe are all made of PVC materials.
As a further improvement of the above scheme, the telescopic support comprises a telescopic pipe, a fixed rotating nail and a support, a groove with a certain height is formed in the surface of the support, a threaded hole is formed in the surface of the telescopic pipe, threads are arranged on the outer surface of the fixed rotating nail, the fixed rotating nail rotatably penetrates through the threaded hole of the telescopic pipe, and the tail end of the fixed rotating nail is in close contact with the bottom of the groove in the surface of the support to fix the position of the telescopic pipe.
As a further improvement of the scheme, the liquid level sensor adopts a non-contact liquid level sensor.
The utility model has the beneficial effects that:
compared with the prior art, the filter pressing state monitoring device suitable for the filter press provided by the utility model has the following advantages:
1. the device collects liquid level signals in the liquid level control vertical pipe through the liquid level sensor and then transmits the liquid level signals to an external control console, the whole signal collecting and transmitting process consumes little time, the precision is high, and the device can continuously run for 24 hours to realize the monitoring of the working state of the filter press; in addition, the whole device has no mechanical structure, so that the device cannot normally work due to mechanical faults, meanwhile, the pipe end of a long pipe in the liquid level control bent pipe is communicated with an external water source, and back washing can be regularly carried out on sludge blocked in the liquid level control vertical pipe, the liquid level control bent pipe and the filtrate collecting pipe, so that the continuous and stable operation of the device can be ensured, the labor cost is greatly reduced, and the production efficiency can be greatly improved;
2. the device has simple structure, strong applicability and convenient installation, and can be debugged only by adjusting the upper and lower positions of the liquid level acquisition mechanism by using the level ruler after installation; in addition, the filtrate collecting pipe, the liquid level control vertical pipe and the liquid level control bent pipe can be made of PVC materials, and the cost is low.
Drawings
FIG. 1 is a schematic view of an apparatus of the present invention;
FIG. 2 is an enlarged view of circle A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cut-away view of the liquid level collection mechanism of the present invention;
FIG. 4 is a schematic view of a telescoping strut according to the present invention;
fig. 5 is a schematic view of the stand of the present invention.
Wherein: 1-filtrate discharge pipe, 2-butterfly valve, 3-filtrate collecting pipe, 4-liquid level control vertical pipe, 5-telescopic support, 6-liquid level control bent pipe, 7-liquid level acquisition mechanism, 51-telescopic pipe, 52-fixed rotating nail, 53-support, 71-acquisition cabin body, 72-upper threaded sleeve, 73-lower threaded sleeve and 74-liquid level sensor.
Detailed Description
The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings:
as shown in fig. 1-5, a filter pressing state monitoring device suitable for a filter press comprises a filtrate discharge pipe 1, a filtrate collecting pipe 3, a liquid level control vertical pipe 4, a liquid level control elbow 6 and a liquid level collecting mechanism 7, wherein a height difference exists between two ends of the filtrate collecting pipe 3, a high end of the filtrate collecting pipe 3 is communicated with the filtrate discharge pipe 1, the liquid level control vertical pipe 4 is arranged at a position close to a high end of the filtrate collecting pipe 3 and is communicated with the filtrate collecting pipe 3, the liquid level control elbow 6 is in an L shape, a short pipe in the liquid level control elbow 6 is arranged at a position close to a low end of the filtrate collecting pipe 3 and is communicated with the filtrate collecting pipe 3, a pipe end of a long pipe in the liquid level control elbow 6 is communicated with an external water source, the liquid level control vertical pipe 4 is communicated with a long pipe in the liquid level control elbow 6, and the liquid level collecting mechanism 7 is sleeved on the outer surface of the liquid level control vertical pipe 4, the liquid level control stand pipe 4 is connected with an external control console through a circuit to realize the acquisition and transmission of liquid level information in the liquid level control stand pipe 4; wherein: the short pipes in the liquid level control vertical pipe 4 and the liquid level control bent pipe 6 are both vertical to the ground; a butterfly valve 2 is arranged on the body of the filtrate collecting pipe 3, and the butterfly valve 2 is arranged between the high end of the filtrate collecting pipe 3 and the connection position of the liquid level control vertical pipe 4 so as to realize the opening and closing of the filtrate collecting pipe 3; a telescopic strut 5 is arranged below the body of the filtrate collecting pipe 3, and the telescopic strut 5 is arranged between the low end of the filtrate collecting pipe 3 and the connecting position of the short pipe in the liquid level control bent pipe 6, so that the cover degree difference of the two ends of the filtrate collecting pipe 3 can be adjusted; the outer wall of the liquid level control vertical pipe 4 is provided with an external thread with a certain length so as to realize the up-and-down adjustment of the position of the liquid level acquisition mechanism 7; the filtrate collecting pipe 3, the liquid level control vertical pipe 4 and the liquid level control bent pipe 6 are all made of PVC materials; the level sensor 74 is a non-contact level sensor.
The telescopic support 5 comprises a telescopic pipe 51, a fixed rotating nail 52 and a support 53, a groove with a certain height is formed in the surface of the support 53, a threaded hole is formed in the surface of the telescopic pipe 51, threads are arranged on the outer surface of the fixed rotating nail 52, the fixed rotating nail 52 penetrates through the threaded hole of the telescopic pipe 51 in a rotating mode, the tail end of the fixed rotating nail 52 is in close contact with the bottom of the groove in the surface of the support 53, and the position of the telescopic pipe 51 is fixed.
The utility model provides a filter pressing state monitoring device suitable for a filter press, which comprises the following operation processes:
firstly, closing a pipeline between the pipe end of a long pipe in the liquid level control elbow 6 and an external water source, and opening the butterfly valve 2 to realize the smoothness of the filtrate collecting pipe 3; the filtrate in the filtrate discharge pipe 1 flows to a filtrate collecting pipe 3; part of the filtrate flows into the liquid level control stand pipe 4 and then flows into the liquid level control bent pipe 6; when the liquid level sensor 74 in the liquid level acquisition mechanism 7 detects that the liquid level control vertical pipe 4 is not lowered, no signal is sent to an external control console; when the liquid level in the liquid level control vertical pipe 4 is lowered to be level with the liquid level in the short pipe of the liquid level control bent pipe 6, the liquid level sensor 74 in the liquid level acquisition mechanism 7 sends a liquid level signal to an external control console, and after the external control console receives the liquid level signal, the operation of a feeding device of the filter press can be stopped, and meanwhile, the filter press is controlled to enter a plate pulling and mud discharging stage to discharge the sludge cakes in a plate frame of the filter press; meanwhile, an external water source connected to the end of a long pipe in the liquid level control bent pipe 6 can be communicated, back washing of the filtrate collecting pipe 3, the liquid level control vertical pipe 4 and the liquid level control bent pipe 6 is achieved, sludge in the pipes is washed away, and blockage of sludge in the later period is avoided.
The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered within the technical solutions of the present invention.
Claims (9)
1. The utility model provides a filter-pressing state monitoring devices suitable for pressure filter, includes filtrating discharge pipe (1), its characterized in that: the device also comprises a filtrate collecting pipe (3), a liquid level control vertical pipe (4), a liquid level control bent pipe (6) and a liquid level collecting mechanism (7), wherein the two ends of the filtrate collecting pipe (3) have a height difference, the middle-high end of the filtrate collecting pipe (3) is communicated with a filtrate discharge pipe (1), the liquid level control vertical pipe (4) is arranged at one end close to the middle-high end of the filtrate collecting pipe (3) and is communicated with the filtrate collecting pipe (3), the liquid level control bent pipe (6) is L-shaped, a short pipe in the liquid level control bent pipe (6) is arranged at one end close to the middle-low end of the filtrate collecting pipe (3) and is communicated with the filtrate collecting pipe (3), the pipe end of a long pipe in the liquid level control bent pipe (6) is communicated with an external water source, the liquid level control vertical pipe (4) is communicated with the long pipe in the liquid level control bent pipe (6), and the liquid level collecting mechanism (7) is sleeved on the outer surface of the liquid level control vertical pipe (4), and is connected with an external control console through a circuit to realize the acquisition and transmission of liquid level information in the liquid level control vertical pipe (4).
2. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: the short pipes in the liquid level control vertical pipe (4) and the liquid level control bent pipe (6) are vertical to the ground.
3. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: a butterfly valve (2) is arranged on a body of the filtrate collecting pipe (3), and the butterfly valve (2) is arranged between the high end of the filtrate collecting pipe (3) and the connection position of the liquid level control vertical pipe (4) to realize the opening and closing of the filtrate collecting pipe (3).
4. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: be provided with flexible pillar (5) under the body of filtrating collecting pipe (3), flexible pillar (5) set up in filtrating collecting pipe (3) low one end and liquid level control return bend (6) in between the hookup location of nozzle stub to the realization is to the poor adjustment of filtrating collecting pipe (3) both ends lid degree.
5. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: the outer wall of the liquid level control vertical pipe (4) is provided with external threads with a certain length so as to realize the up-and-down adjustment of the position of the liquid level acquisition mechanism (7).
6. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: mechanism (7) is gathered to liquid level is still including gathering the storehouse body (71), going up thread bush (72), thread bush (73) and level sensor (74) down, the upper and lower surface of gathering the storehouse body (71) has all been opened circular recess, it realizes fixedly through interference fit with the circular recess lateral wall of gathering the storehouse body (71) upper surface to go up the outer wall of thread bush (72), the lower surface of going up thread bush (72) and the circular recess bottom surface in close contact with of upper surface, the outer wall of lower thread bush (73) and the circular recess lateral wall of gathering the storehouse body (71) lower surface realize fixedly through interference fit, the upper surface of lower thread bush (73) and the circular recess bottom surface in close contact with of lower surface, level sensor (74) are placed in gathering the storehouse body (71).
7. A filter press condition monitoring device suitable for use in a filter press according to claim 1, wherein: the filtrate collecting pipe (3), the liquid level control vertical pipe (4) and the liquid level control bent pipe (6) are all made of PVC materials.
8. A filter-press condition monitoring device suitable for filter-presses according to claim 4, wherein: telescopic strut (5) is including flexible pipe (51), fixed rotatory nail (52) and support (53), the surface of support (53) is opened there is the groove of take the altitude, threaded hole is opened on the surface of flexible pipe (51), fixed rotatory nail (52) surface is provided with the screw thread, the rotatory screw hole that passes flexible pipe (51) of fixed rotatory nail (52), the tank bottom in close contact with on the terminal of fixed rotatory nail (52) and support (53) surface realizes the fixed of flexible pipe (51) position.
9. A filter press condition monitoring device suitable for use in a filter press according to claim 6, wherein: the liquid level sensor (74) adopts a non-contact liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120886943.4U CN215505936U (en) | 2021-04-27 | 2021-04-27 | Filter-pressing state monitoring device suitable for pressure filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120886943.4U CN215505936U (en) | 2021-04-27 | 2021-04-27 | Filter-pressing state monitoring device suitable for pressure filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215505936U true CN215505936U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120886943.4U Active CN215505936U (en) | 2021-04-27 | 2021-04-27 | Filter-pressing state monitoring device suitable for pressure filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215505936U (en) |
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2021
- 2021-04-27 CN CN202120886943.4U patent/CN215505936U/en active Active
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