CN210340411U - Anti-blocking air pressure liquid level control system of sewage lifting tank - Google Patents

Abstract

The utility model relates to a sewage lift tank prevent blockking up atmospheric pressure liquid level control system, including box and controller, the box be equipped with water inlet, drainage mechanism and liquid level changer, drainage mechanism is including two outlet pipes, a collector pipe and two water pumps, two outlet pipes install side by side, the low level position in the box is stretched into to some of outlet pipe, another part meets with the collector pipe outside the box, two water pumps are installed respectively on stretching into two outlet pipes in the box, are equipped with a recoil pipe between two outlet pipes, are equipped with valve one on the recoil pipe, are equipped with valve two on the collector pipe, liquid level changer install on the box through an air pressure pipe. The utility model discloses can realize improving the function of automatic control water tank water level, reduce manual operation, the normal use of better assurance equipment also avoids using floater control water level now simultaneously, and the floater is glued the material easily and is hardened, leads to the problem of easy inefficacy.

Description

Anti-blocking air pressure liquid level control system of sewage lifting tank

Technical Field

The utility model relates to a sewage treatment device, concretely relates to a sewage treatment device for water oil separating.

Background

The sewage containing the oily sewage after the treatment in the oil-water separation tank is arranged in the sewage lifting tank, the sewage is pumped out by starting the water pump when the sewage reaches the set height of the common floating ball, the low-level floating ball is soaked in the sewage for a long time, so that stains are accumulated around the floating ball, the common floating ball is easy to harden after the sewage is soaked for a long time, and the water pump cannot be normally used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sewage lifting box prevent blockking up atmospheric pressure liquid level control system in order to solve current sewage lifting box and have foretell technical problem.

The anti-blocking air pressure liquid level control system of the sewage lifting tank comprises a tank body and a controller, wherein the tank body is provided with a water inlet, a drainage mechanism and a liquid level transmitter, the drainage mechanism comprises two water outlet pipes, a collecting pipe and two water pumps, the two water outlet pipes are arranged in parallel, one part of each water outlet pipe extends into the low position in the tank body, the other part of each water outlet pipe is connected with the collecting pipe outside the tank body, so that the two water outlet pipes and the collecting pipe form a conveying channel for discharging sewage outwards, the two water pumps are respectively arranged on the two water outlet pipes extending into the tank body, a backflushing pipe is arranged between the two water outlet pipes, a first valve is arranged on the backflushing pipe, a second valve is arranged on the collecting pipe, the liquid level transmitter is arranged on the tank body through an air pressure pipe, the signal output end of the liquid level transmitter is connected to the signal input end of the controller, the water level in the box body is controlled by sensing and receiving air pressure in the air pressure pipe through the liquid level transmitter.

Furthermore, the pneumatic tube is vertically arranged in the box body.

Furthermore, the pneumatic tube is a metal tube, and the bottom of the metal tube is provided with a notch.

Furthermore, the water pump is arranged at the low position of the water outlet pipe in the box body, and a water suction space is reserved between the water suction port of the water pump and the bottom of the box body.

Further, the height of the notch corresponds to the water absorption distance.

Furthermore, the water pump is arranged on a water outlet pipe in the box body through a coupler.

Furthermore, the water pump is arranged on the side wall in the box body through a vertical guide rail, and is fixedly arranged in a vertically moving mode under the action of the vertical guide rail.

Furthermore, the recoil pipe is arranged on a water outlet pipe outside the box body.

Furthermore, an overflow port is arranged at the upper part of the box body.

The utility model has the advantages that:

1. the utility model discloses a two water pumps pass through the recoil pipe, can realize one with one and use fully, realize two water pumps simultaneously and carry out the self-cleaning function of recoil washing clearance, avoid appearing the technical problem who blocks up easily from this.

2. The utility model discloses be equipped with a liquid level transmitter, atmospheric pressure through liquid level transmitter and controller response pneumatic tube, water non-contact response in with the box during messenger's liquid level transmitter sensor detects, guarantee sensitivity and the extension life of response better, realize improving the function of automatic control water tank water level from this, reduce manual operation, the normal use of better assurance equipment, also avoid using floater control water level now simultaneously, the floater is easily received to glue and glues material and sclerosis, the problem that leads to easy inefficacy.

3. The utility model discloses a pneumatic tube bottom is equipped with the incision, and notched height is corresponding with the water pump interval of absorbing water, and from this, the liquid level changer passes through the water level of the better detection of pneumatic tube control box to this oil water separating normal use in the assurance box.

4. This realize neotype water pump through a coupler install on the outlet pipe in the box to through portable fixed mounting from top to bottom of perpendicular guide rail, simple to operate from this can be according to the mounted position of concrete user demand vertical adjustment water pump, the installation is simple, convenient, uses more humanized.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is the utility model discloses liquid level transmitter and pneumatic tube's schematic structure.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, the anti-clogging air pressure liquid level control system of the sewage lifting tank includes a tank body 1 and a controller 2, and is characterized in that: the box body 1 is provided with a water inlet 11, a drainage mechanism 12 and a liquid level transmitter 13, the drainage mechanism 12 comprises two water outlet pipes 121, a manifold 122 and two water pumps 123, the two water outlet pipes 121 are installed in parallel, one part of the water outlet pipes 121 extends into the low position in the box body 1, the other part of the water outlet pipes is connected with the manifold 122 outside the box body 1, so that the two water outlet pipes 121 and the manifold 122 form a conveying channel for discharging sewage outwards, the two water pumps 123 are respectively installed on the two water outlet pipes 121 extending into the box body 1, a backflushing pipe 4 is arranged between the two water outlet pipes 121, a first valve 5 is arranged on the backflushing pipe 4, a second valve 6 is arranged on the manifold 122, the liquid level transmitter 13 is installed on the box body 1 through an air pressure pipe 131, the signal output end of the liquid level transmitter 13 is connected to the signal input end of the controller 2, the signal output end of the controller 2 is connected to the power supply control, the controller 2 senses the water level in the tank body 1 through the liquid level transmitter 13, specifically, senses and receives the air pressure in the air pressure pipe 131 through the liquid level transmitter 13, and then transmits the air pressure to the controller 2, when the air pressure in the air pressure pipe 131 reaches a set value, the controller 2 automatically starts to control the two water pumps 123 to operate, and therefore the water level in the tank body 1 is automatically controlled.

In the embodiment, the pneumatic tube 131 is vertically installed in the box body 1, the pneumatic tube 131 is a metal tube, and the bottom of the metal tube is provided with a notch 132. The water pump 123 is installed at the low position of the water outlet pipe 121 in the tank body 1, and a water suction space 32 is reserved between the water suction port 31 of the water pump 123 and the bottom of the tank body 1, so that sewage can be discharged better. In order to ensure that the pneumatic tube 131 on the liquid level transmitter 13 can better detect the water level, the height of the notch 132 corresponds to the water absorption space 32, specifically, the height of the notch 132 is the same as or slightly lower than the water absorption space 32, so as to prevent oil or other substances in water from entering the pneumatic tube 131 to affect the water level detection.

The water pump 123 is installed on the water outlet pipe 121 in the box body 1 through a coupler 7, so that the water pump 123 can be better butted with the water outlet pipe 121, meanwhile, in order to facilitate installation and adjustment of the installation height position of the water pump 123, the water pump 123 is installed on the side wall in the box body 1 through the vertical guide rail 8, and under the action of the vertical guide rail 8, up-and-down moving type fixed installation is formed, the vertical rail 8 is a straight pipe fixed on the inner wall of the box body 1, and the water pump 123 is installed on the vertical rail 8 through the coupler 7, so that the installation and maintenance are convenient, the water pump 123 can be installed at a preset height position, and in order to avoid influence on use caused by the fact that sewage in the box body 1 cannot be timely discharged, an overflow port 9 is arranged.

The backflushing pipe 4 is arranged on the water outlet pipe 121 outside the box body 1, the backflushing pipe 4 is a water pipe communicated with the two water outlet pipes 121 which are installed in parallel, and when the backflushing pipe is used, the water pump 123 is used or maintained and cleaned by closing or opening the valve I5 of the backflushing pipe 4.

The utility model discloses during the application, two water pumps 123 are one used and one is equipped with, when a water pump uses promptly, another water pump is reserve, when jam appears in one of them water pump 123 (call water pump one down), through closing valve two 6 on the collecting pipe 122, open valve one 5 of recoil pipe 4, open another water pump 123 (call water pump two down), utilize two water pumps to absorb water and carry outlet pipe 12 to water pump one through recoil pipe 4, form reverse flow and carry out the backwash to water pump one at outlet pipe 121, realize the function of self-cleaning clearance, otherwise, close valve one 5 of recoil pipe 4, open valve two 6 of collecting pipe 122, can normally use arbitrary water pump to discharge sewage. The liquid level transmitter 13 detects the water level of the box body 1 on the air pressure pipe 131 when the two water pumps 123 are started, namely, the air pressure in the air pressure pipe 131 is detected through the liquid level transmitter 13, the air pressure value is transmitted to the controller 2, when the controller 2 receives the air pressure value, whether the air pressure value exceeds a set value is judged, and therefore, when the water level is judged to be higher than a preset position, any one of the two water pumps 123 is automatically selected to be started, so that the function of automatically controlling the water pumps 123, namely, the water level of the box body is automatically controlled, and the normal operation of oil-water separation of the.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can apply the above-described modifications and variations to the structure and technical content without departing from the scope of the present invention.

Claims (9)

1. The anti-blocking air pressure liquid level control system of the sewage lifting box comprises a box body (1) and a controller (2), and is characterized in that: the box body (1) is provided with a water inlet (11), a drainage mechanism (12) and a liquid level transmitter (13), the drainage mechanism (12) comprises two water outlet pipes (121), a collecting pipe (122) and two water pumps (123), the two water outlet pipes (121) are arranged in parallel, one part of each water outlet pipe (121) extends into a low position in the box body (1), the other part of each water outlet pipe is connected with the collecting pipe (122) outside the box body (1), so that the two water outlet pipes (121) and the collecting pipe (122) form a conveying channel for outwards discharging sewage, the two water pumps (123) are respectively arranged on the two water outlet pipes (121) extending into the box body (1), a backwash pipe (4) is arranged between the two water outlet pipes (121), a first valve (5) is arranged on the backwash pipe (4), a second valve (6) is arranged on the collecting pipe (122), and the liquid level transmitter (13) is arranged on the box body (1) through an air pressure pipe (131), the signal output end of the liquid level transmitter (13) is connected to the signal input end of the controller (2), the signal output end of the controller (2) is connected to the power control switches of the two water pumps (123), and the water level in the box body (1) is controlled by sensing and receiving air pressure in the air pressure pipe (131) through the liquid level transmitter (13).

2. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 1, characterized by: the pneumatic tube (131) is vertically arranged in the box body (1).

3. An anti-clogging pneumatic liquid level control system for a sewage lifting tank according to claim 1 or 2, characterized in that: the pneumatic tube (131) is a metal tube, and a notch (132) is formed in the bottom of the metal tube.

4. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 3, characterized by: the water pump (123) is arranged at the low position of the water outlet pipe (121) in the box body (1), and a water suction space (32) is reserved between the water suction port (31) of the water pump (123) and the bottom of the box body (1).

5. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 4, characterized by: the height of the notch (132) corresponds to the water absorption interval (32).

6. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 1, characterized by: the water pump (123) is arranged on a water outlet pipe (121) in the box body (1) through a coupler (7).

7. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 1, characterized by: the water pump (123) is arranged on the side wall in the box body (1) through the vertical guide rail (8), and is fixedly arranged in a vertically moving mode under the action of the vertical guide rail (8).

8. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 1, characterized by: the backflushing pipe (4) is arranged on the water outlet pipe (121) outside the box body (1).

9. The anti-clogging barometric liquid level control system for sewage lifting tanks according to claim 1, characterized by: an overflow port (9) is arranged at the upper part of the box body (1).

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