CN215105942U - Pressure difference liquid level induction type vacuum ash water lifter with high maintainability - Google Patents

Abstract

The utility model discloses a pressure differential liquid level induction type vacuum buck riser that maintainability is high is provided with on the lateral wall of box and advances dirty mouthful and highly advance dirty mouthful, highly advances dirty mouthful highly to be greater than the height of low dirty mouthful, and the one end of vacuum interface valve subassembly stretches into to the box in, and the one end that the vacuum interface valve subassembly is located the box outside is provided with the drain, and liquid level pressure differential device's lower extreme stretches into to the box in, and liquid level pressure differential device's upper end is passed through the air duct and is connected with the differential switch of minute-pressure. The effect is as follows: the micro differential pressure switch is switched on and off by utilizing the pressure difference formed by the rise and fall of the liquid level, an on-off signal is transmitted to the circuit board to enable the two-position three-way air valve to be opened for a certain time, and the vacuum interface valve is opened to lift and suck sewage; because the liquid level control subassembly is convenient to be dismantled clearance or change for the device can be applicable to easily scale deposit, debris are more, the great sewage of granule, because it is that air compression forms the circuit and switches on, the liquid level control subassembly need not direct contact sewage, has improved the reliability of device.

Description

Pressure difference liquid level induction type vacuum ash water lifter with high maintainability

Technical Field

The utility model relates to a vacuum drainage technical field, concretely relates to pressure differential liquid level induction type vacuum buck raiser that maintainability is high.

Background

In the sewage lifter in the prior art, solid impurities are separated from sewage by using a solid-liquid separation device, then the sewage is discharged by using a submersible sewage pump, and the liquid level of a floating ball is used, so that the liquid level of the floating ball has high requirement on the sewage, no impurities are required, and scaling is difficult to occur, therefore, the solid-liquid separation device must be added, the structure is complicated, small solid particles cannot be completely filtered, the floating ball is limited in activity for a long time, and finally the floating ball fails; and this sewage lifting mechanism utilizes the dredge pump blowdown, makes the structure complicated with the device built-in.

The traditional floating ball type liquid level switch is only suitable for clear water, and the probe type liquid level switch can only control a single liquid level, has a complex structure and is easy to lose efficacy; the traditional probe liquid level and the floating ball type liquid level are in direct contact with sewage, so that the system is easy to lose effectiveness, and is not suitable for wall hanging and liquid with excessive impurities.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a pressure differential liquid level induction type vacuum buck riser that maintainability is high to solve the above-mentioned problem among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

according to the utility model discloses a first aspect, a pressure differential liquid level induction type vacuum buck lifting mechanism that maintainability is high, including the box, low dirty mouthful, high dirty mouthful, drain, vacuum interface valve subassembly, air duct, liquid level pressure differential device and the differential pressure switch of advancing, be provided with on the lateral wall of box low dirty mouthful with high dirty mouthful of advancing, high dirty mouthful of advancing highly be greater than the height of low dirty mouthful of advancing, the one end of vacuum interface valve subassembly stretch into to in the box, the vacuum interface valve subassembly is located the outer one end of box is provided with the drain, the lower extreme of liquid level pressure differential device stretch into to in the box, the upper end of liquid level pressure differential device is passed through the air duct with the differential pressure switch of differential connects.

Further, liquid level pressure differential device includes disc welding pagoda and scarf stainless steel cylinder, the cylindric lower extreme of scarf stainless steel is provided with the incision of slope, the cylindric lower extreme of scarf stainless steel stretches into extremely in the box, the welding of the cylindric upper end of scarf stainless steel has disc welding pagoda, the top of disc welding pagoda is passed through the air duct with the differential switch intercommunication of minute-pressure.

Further, still include the rubber circle, the rubber circle is the circular structure of character cut in bas-relief, the round hole has been seted up to the top surface of box, the rubber circle is fixed in the round hole, the scarf stainless steel cylinder is pegged graft in the rubber circle.

Further, still include the gas vent, the gas vent sets up on the lateral wall of high dirty mouthful of advancing, the export direction of gas vent sets up vertically upwards.

Further, still include waterproof control box, waterproof control box installs on the upper surface of box, waterproof control box with little differential pressure switch electricity is connected.

Further, still include DC power supply head, DC power supply head with waterproof control box electricity is connected.

Furthermore, the box body further comprises fixing feet, and the four top corners of the lower surface of the box body are respectively provided with the fixing feet.

Furthermore, the low sewage inlet and the high sewage inlet are respectively positioned on two parallel vertical side walls of the box body, the low sewage inlet is used for being connected with a floor drain, and the high sewage inlet is used for being connected with a sewage outlet of the smashed kitchen waste or a hand washing basin.

Further, still include rubber elbow, the vacuum interface valve subassembly passes through rubber elbow and the box communicates.

Further, the ratio of the diameter of the beveled stainless steel cylinder to the diameter of the disc welding pagoda is 6-10.

The utility model has the advantages of as follows: through the utility model, the pressure difference liquid level induction type vacuum ash water lifter with high maintainability utilizes the rise and fall of the liquid level to form the pressure difference to make the micro pressure difference switch on and off, the on-off signal is transmitted to the circuit board to make the two-position three-way air valve open for a certain time, and the vacuum interface valve is opened to lift and suck sewage; pressure difference liquid level inductor replaces traditional liquid level switch, because the convenient dismantlement of liquid level control subassembly is cleared up or is changed for the device can be applicable to easily scale deposit, debris are more, the great sewage of granule, for example through the kitchen garbage after smashing, the sewage that contains impurity in the mop pond, the urinal urine of easily scale deposit etc. and owing to it is that air compression forms the circuit and switches on, the liquid level control subassembly need not direct contact sewage, has improved the reliability of device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a perspective view of a pressure-difference liquid-level-sensing vacuum grey water lifter according to some embodiments of the present invention.

Fig. 2 is a partial block diagram of a high maintainability differential pressure liquid level inductive vacuum grey water riser according to some embodiments of the present invention.

Fig. 3 is a partial block diagram of a high maintainability differential pressure liquid level inductive vacuum grey water riser according to some embodiments of the present invention.

In the figure: 1. the box, 2, low dirty mouthful of advancing, 3, high dirty mouthful of advancing, 4, gas vent, 5, vacuum interface valve assembly, 6, air duct, 7, liquid level pressure differential device, 8, rubber circle, 9, little differential pressure switch, 10, drain, 11, waterproof control box, 12, DC power supply head, 13, fixed foot, 14, disc welding pagoda, 15, oblique notch stainless steel cylinder.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model discloses a pressure differential liquid level induction type vacuum grey water lifting mechanism that maintainability is high in the embodiment of the first aspect, including box 1, low dirty mouthful 2 of advancing, high dirty mouthful 3 of advancing, drain 10, vacuum interface valve assembly 5, the air duct 6, liquid level pressure differential device 7 and differential pressure switch 9, be provided with low dirty mouthful 2 of advancing and high dirty mouthful 3 of advancing on box 1's the lateral wall, high dirty mouthful 3 height of advancing is greater than the height of low dirty mouthful 2 of advancing, vacuum interface valve assembly 5's one end stretches into to box 1 in, vacuum interface valve assembly 5 is located the outer one end of box 1 and is provided with drain 10, liquid level pressure differential device 7's lower extreme stretches into to box 1 in, liquid level pressure differential device 7's upper end is passed through the air duct 6 and is connected with differential pressure switch 9.

In the above embodiment, it should be noted that the vacuum interface valve assembly 5 adopts a vacuum valve spool powered by negative pressure source, a sealing device and a vacuum interface valve assembly 5 in an interface valve of chinese patent No. CN107575601A, when in use, the vacuum interface valve assembly 5 is connected with the box body 1 by a rubber elbow, and the sewage discharge port 10 end of the interface valve can be equipped with interfaces with different calibers; the lifter of this embodiment is used in vacuum system, only needs to be connected drain 10 and vacuum pipe and can use, and suction is strong, safe and reliable.

The technical effects achieved by the above embodiment are as follows: according to the pressure difference liquid level induction type vacuum grey water lifter with high maintainability, the pressure difference is formed by the rise and fall of the liquid level to enable the micro pressure difference switch to be switched on and off, the on-off signal is transmitted to the circuit board to enable the two-position three-way air valve to be opened for a certain time, and the vacuum interface valve is opened to lift and suck sewage; pressure difference liquid level inductor replaces traditional liquid level switch, because the convenient dismantlement of liquid level control subassembly is cleared up or is changed for the device can be applicable to easily scale deposit, debris are more, the great sewage of granule, for example through the kitchen garbage after smashing, the sewage that contains impurity in the mop pond, the urinal urine of easily scale deposit etc. and owing to it is that air compression forms the circuit and switches on, the liquid level control subassembly need not direct contact sewage, has improved the reliability of device.

Optionally, as shown in fig. 1 to 3, in some embodiments, the liquid level pressure difference device 7 includes a disc welding tower 14 and an oblique-notch stainless steel cylinder 15, a lower end of the oblique-notch stainless steel cylinder 15 is provided with an oblique notch, a lower end of the oblique-notch stainless steel cylinder 15 extends into the box body 1, the upper end of the oblique-notch stainless steel cylinder 15 is welded with the disc welding tower 14, and the top of the disc welding tower 14 is communicated with the micro-pressure difference switch 9 through the air duct 6.

In the above alternative embodiment, it should be noted that, the miter stainless steel cylinder 15 is welded to the disc welding pagoda 14 to form a sealed chamber, and given the start pressure range of the micro-pressure difference switch 9, by calculating the gas compression ratio, the ratio of the diameter of the miter stainless steel cylinder 15 to the diameter of the disc welding pagoda 14 is 6-10; because the pressure of the micro-differential pressure switch is adjustable, the liquid level of the grey water lifter is also adjustable, and the grey water lifter is suitable for occasions without starting the liquid level and is mainly determined by the sewage quantity.

The beneficial effects of the above alternative embodiment are: through adopting the structural design of scarf with scarf stainless steel cylinder 15, the effect is difficult for blockking up and the clearance of being convenient for.

Optionally, as shown in fig. 1 to 3, in some embodiments, the power supply box further includes a rubber ring 8, the rubber ring 8 is a circular structure shaped like a Chinese character 'ao', a circular hole is formed in the top surface of the box body 1, the rubber ring 8 is fixed in the circular hole, and the oblique-cut stainless steel cylinder 15 is inserted into the rubber ring 8.

In the above optional embodiment, it should be noted that the circular rubber ring 8 in the shape of a Chinese character 'ao' is fixed in the circular hole of the box body 1, and during installation, the chamfered stainless steel cylinder 15 is vertically pressed downwards, and during later maintenance, the chamfered stainless steel cylinder 15 is pried up and lifted, so that the chamfered stainless steel cylinder 15 is pulled out upwards.

The beneficial effects of the above alternative embodiment are: through setting up rubber circle 8, guaranteed the sealed between scarf stainless steel cylinder 15 and the box 1, and be convenient for install and dismantle convenient and fast.

Optionally, as shown in fig. 1 to 3, in some embodiments, an exhaust port 4 is further included, the exhaust port 4 is disposed on a side wall of the high dirt inlet 3, and an outlet direction of the exhaust port 4 is disposed vertically upward.

In the above alternative embodiment, it should be noted that the extending direction of the exhaust port 4 is perpendicular to the extending direction of the high dirt inlet 3.

The beneficial effects of the above alternative embodiment are: through setting up gas vent 4, guaranteed that the pressure in the box 1 is the same with external atmospheric pressure, be convenient for sewage via low dirty mouthful 2 and high dirty mouthful 3 smooth and easy entering box 1 of entering.

Optionally, as shown in fig. 1 to 3, in some embodiments, a waterproof control box 11 is further included, the waterproof control box 11 is mounted on the upper surface of the case 1, and the waterproof control box 11 is electrically connected to the micro-differential pressure switch 9.

In the above optional embodiment, it should be noted that a controller is arranged in the waterproof control box 11, and the controller is a single chip microcomputer or a PLC.

The beneficial effects of the above alternative embodiment are: through setting up waterproof control box 11, electronic components's waterproof performance has been improved.

Optionally, as shown in fig. 1 to 3, in some embodiments, a DC power supply head 12 is further included, and the DC power supply head 12 is electrically connected to the waterproof control box 11.

The beneficial effects of the above alternative embodiment are: by providing the DC power supply head 12, a stable power supply is provided for the entire apparatus.

Optionally, as shown in fig. 1 to 3, in some embodiments, the container further includes fixing legs 13, and the fixing legs 13 are respectively disposed at four corners of the lower surface of the container body 1.

In the above alternative embodiment, it should be noted that the fixing leg 13 is an L-shaped plate structure, wherein a horizontal panel of the fixing leg 13 is provided with a mounting hole.

The beneficial effects of the above alternative embodiment are: by arranging the fixing feet 13, the whole lifter is convenient to fix and install.

Optionally, as shown in fig. 1 to 3, in some embodiments, the low sewage inlet 2 and the high sewage inlet 3 are respectively located on two vertical side walls of the box body 1 that are parallel to each other, the low sewage inlet 2 is used for being connected with a floor drain, and the high sewage inlet 3 is used for being connected with a sewage outlet of the pulverized kitchen waste or a wash basin.

In the above alternative embodiment, it should be noted that the low inlet 2 and high inlet 3 ports may be configured in different models.

The beneficial effects of the above alternative embodiment are: through the setting of this embodiment, the installation is simple, and the later stage is convenient for maintain, and the reliability is high.

Optionally, as shown in fig. 1 to 3, in some embodiments, a rubber elbow is further included, and the vacuum interface valve assembly 5 is communicated with the tank 1 through the rubber elbow.

The beneficial effects of the above alternative embodiment are: through setting up the rubber elbow, showing the life who has prolonged whole device, improved vacuum interface valve assembly 5's blowdown effect.

Alternatively, as shown in FIGS. 1-3, in some embodiments, the ratio of the diameter of the beveled stainless steel cylinder 15 to the diameter of the disk welding tower 14 is 6-10.

When the device is used, a liquid level starting signal is transmitted into the circuit board, so that the vacuum interface valve is opened for a certain time in a delayed mode, the time is determined by the vacuum degree of a vacuum source, an alarm function is realized by utilizing a single liquid level, and the starting signal is continuously transmitted within a specified time to indicate that sewage is not emptied and needs to be alarmed to prompt maintenance; the gas vent connects the counter basin when using at kitchen garbage grinder end and reserves the gas vent, prevents that the counter basin from leading to sewage to spill over because of the raiser equipment trouble.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

Claims (10)

1. A pressure difference liquid level induction type vacuum grey water lifter with high maintainability is characterized by comprising a box body (1), a low dirt inlet (2), a high dirt inlet (3), a dirt outlet (10), a vacuum interface valve component (5), an air duct (6), a liquid level pressure difference device (7) and a micro-pressure difference switch (9), the side wall of the box body (1) is provided with the low sewage inlet (2) and the high sewage inlet (3), the height of the high sewage inlet (3) is greater than that of the low sewage inlet (2), one end of the vacuum interface valve component (5) extends into the box body (1), one end of the vacuum interface valve component (5) positioned outside the box body (1) is provided with the sewage draining outlet (10), the lower end of the liquid level differential pressure device (7) extends into the box body (1), the upper end of the liquid level differential pressure device (7) is connected with the micro differential pressure switch (9) through the air duct (6).

2. The high-maintainability differential pressure liquid level induction type vacuum grey water raiser of claim 1, wherein the liquid level differential pressure device (7) comprises a disc welding tower (14) and an oblique-notch stainless steel cylinder (15), the lower end of the oblique-notch stainless steel cylinder (15) is provided with an inclined notch, the lower end of the oblique-notch stainless steel cylinder (15) extends into the box body (1), the disc welding tower (14) is welded at the upper end of the oblique-notch stainless steel cylinder (15), and the top of the disc welding tower (14) is communicated with the micro differential pressure switch (9) through the air duct (6).

3. The high-maintainability differential pressure liquid level induction type vacuum grey water lifter according to claim 2, further comprising a rubber ring (8), wherein the rubber ring (8) is of a concave circular structure, the top surface of the box body (1) is provided with a circular hole, the rubber ring (8) is fixed in the circular hole, and the oblique-notched stainless steel cylinder (15) is inserted in the rubber ring (8).

4. A high maintainability, differential pressure, liquid level sensing vacuum grey water lift according to claim 1 further comprising an exhaust vent (4), said exhaust vent (4) being disposed on the side wall of said high inlet (3), the outlet direction of said exhaust vent (4) being disposed vertically upwards.

5. A high maintainability differential pressure level inductive vacuum grey water lift according to claim 1 further comprising a waterproof control box (11), said waterproof control box (11) being mounted on the upper surface of the tank (1), said waterproof control box (11) being electrically connected to the micro differential pressure switch (9).

6. A serviceable high differential pressure liquid level inductive vacuum grey water riser according to claim 5, further comprising a DC power supply head (12), the DC power supply head (12) being electrically connected to the waterproof control box (11).

7. A high maintainability, differential pressure, level sensing, vacuum grey water lift according to claim 1 further comprising a mounting foot (13), wherein the mounting feet (13) are disposed at each of the four corners of the lower surface of the tank (1).

8. The high-maintainability differential pressure liquid level induction type vacuum grey water lifter according to claim 1, wherein the low sewage inlet (2) and the high sewage inlet (3) are respectively located on two parallel vertical side walls of the box body (1), the low sewage inlet (2) is used for being connected with a floor drain, and the high sewage inlet (3) is used for being connected with a sewage outlet of crushed kitchen waste or a wash basin.

9. A maintainable, high pressure differential level inductive vacuum grey water lift according to claim 1, further comprising a rubber elbow through which the vacuum interface valve assembly (5) communicates with the tank (1).

10. A high maintainable, differential pressure, level sensing vacuum grey water lift according to claim 2 wherein the ratio of the diameter of the beveled stainless steel cylinder (15) to the diameter of the disk welded tower (14) is 6-10.

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