CN207439500U - A kind of micro- air pressure liquid level sensor of sewage water lifter - Google Patents
A kind of micro- air pressure liquid level sensor of sewage water lifter Download PDFInfo
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- CN207439500U CN207439500U CN201721251900.9U CN201721251900U CN207439500U CN 207439500 U CN207439500 U CN 207439500U CN 201721251900 U CN201721251900 U CN 201721251900U CN 207439500 U CN207439500 U CN 207439500U
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- water
- header tank
- air pressure
- liquid level
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Abstract
The utility model discloses a kind of micro- air pressure liquid level sensors of sewage water lifter, including header tank, outlet pipe and water inlet pipe are connected with above the header tank, and offer mud discharging mouth on the side wall of header tank, the one end of the outlet pipe away from header tank is equipped with water outlet, the one end of the water inlet pipe away from header tank is equipped with water inlet, the inside of the header tank is equipped with micro- air pressure liquid level sensor, water pump is installed on the outlet pipe, the utility model uses the seamless steel pipe of bore dia 50MM, substitute the transmitter pipe that bore dia only has several millimeters, thoroughly solves the stopping state of kitchen or toilet sewage small particles, effectively ensure the normal operation of sewage water lifter；Risen using water level to the principle of steel air in tube supercharging, pressure is passed into micro gas pressure sensor by tracheae, reconvert controls water pump start and stop into electric signal, and whole structure is simple, manufactures and operate all very convenient, and at low cost, repair rate is low, economic and practical.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of micro- air pressure level sensing of sewage water lifter
Device.
Background technology
General producer takes the mode of installation throwing static pressure liquid level transmitter in current sewage water lifter, but often
Be present with fluid level transmitter failure, can not outgoing signal blowdown in time situations such as；Throwing static pressure liquid level transmitter is installed, is base
In the surveyed fluid pressure principle proportional to the height of the liquid, using external advanced isolated form diffusion silicon-sensitive element
Static pressure is converted to electric signal by piezoresistive effect, using temperature-compensating and linear amendment, changes into standard electric signal（Generally 4
~20mA）.
But this mode can only be useful in the water of pure free from admixture, be in sewage water lifter water be from kitchen and
The downcomer discharge of the places such as toilet and shower house, wherein have many rice grains, the rubbish such as dish leaf and toilet paper, although Bulky Waste is
It is filtered, but the particulate matter of dot still can block transmitter sensing hole, such static pressure liquid level transmitter just can not normally be felt
Signal should be sent, influences sewage water lifter normal operation, needs us and solves.
Utility model content
The purpose of this utility model is to provide a kind of micro- air pressure liquid level sensor of sewage water lifter, to solve above-mentioned background
The sensing hole of the pressure-sizing fluid level transmitter proposed in technology is easily blocked by small particle, and the normal operation for influencing sewage water lifter is asked
Topic.
To achieve the above object, the utility model provides following technical solution：A kind of micro- air pressure liquid level of sewage water lifter passes
Sensor including header tank, is connected with outlet pipe and water inlet pipe, and the row of offering on the side wall of header tank above the header tank
Mud mouth, the one end of the outlet pipe away from header tank are equipped with water outlet, and the one end of the water inlet pipe away from header tank is equipped with water inlet
Mouthful, the inside of the header tank is equipped with micro- air pressure liquid level sensor, water pump is equipped on the outlet pipe.
Preferably, micro- air pressure liquid level sensor is by DN50 steel pipes, fixed plate, gas-tpe fitting, tracheae and micro- air pressure transmission
Sensor forms, and the DN50 steel pipes are mounted on the inside of water inlet pipe, the micro gas pressure sensor and external control by fixed plate
Cabinet is electrically connected.
Preferably, the outlet pipe is equipped with two altogether, and water pump is mounted on two outlet pipes, two water pumps point
It is not electrically connected with external switch board.
Preferably, the gas-tpe fitting be mounted on DN50 steel pipes on a side end face of fixed plate, and gas-tpe fitting with
Micro gas pressure sensor is connected by tracheae.
Compared with prior art, the beneficial effects of the utility model are：The micro- air pressure liquid level sensor knot of the sewage water lifter
Structure is scientific and reasonable, safe and convenient to use, using the seamless steel pipe of bore dia 50MM, substitutes the transmitter that bore dia only has several millimeters
Pipe thoroughly solves the stopping state of kitchen or toilet sewage small particles, effectively ensures the normal fortune of sewage water lifter
Row；Risen using water level to the principle of steel air in tube supercharging, pressure is passed into micro gas pressure sensor, reconvert by tracheae
Into electric signal control water pump start and stop, whole structure is simple, manufacture and operate it is all very convenient, it is at low cost；Two water pumps exist simultaneously
Spare each other to be used alternatingly under the action of external switch board, when surcharge water level, can also start simultaneously, accelerate work efficiency, reprocess
Rate is low, economical and practical.
Description of the drawings
Fig. 1 is the structure diagram of the micro- air pressure liquid level sensor of the utility model；
Fig. 2 is partial sectional view when the micro- air pressure liquid level sensor of the utility model is installed.
In figure：The micro- air pressure liquid level sensor of 1- water inlets, 2- header tanks, 3- water outlets, 4- water pumps, 5- mud discharging mouths, 6-,
61-DN50 steel pipes, 62- fixed plates, 63- gas-tpe fittings, 64- tracheaes, 65- micro gas pressure sensors.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of micro- air pressure level sensing of sewage water lifter
Device, including header tank 2, the top of header tank 2 is connected with outlet pipe and water inlet pipe, and offers spoil disposal on the side wall of header tank 2
Mouth 5, the one end of outlet pipe away from header tank 2 are equipped with water outlet 3, and the one end of water inlet pipe away from header tank 2 is equipped with water inlet 1, collection
The inside of water tank 2 is equipped with micro- air pressure liquid level sensor 6, and water pump 4 is equipped on outlet pipe.
In the present embodiment, it is preferred that micro- air pressure liquid level sensor 6 by DN50 steel pipes 61, fixed plate 62, gas-tpe fitting 63,
Tracheae 64 and micro gas pressure sensor 65 form, and DN50 steel pipes 61 are mounted on the inside of water inlet pipe, micro- air pressure transmission by fixed plate 62
Sensor 65 is electrically connected with external switch board, and DN50 steel pipes 61 are the seamless steel pipe of diameter 50MM, dirty in face of kitchen or toilet
Small particle inclusiveness in water is more preferably not easy to plug.
In the present embodiment, it is preferred that outlet pipe is equipped with two altogether, and water pump 4 is mounted on two outlet pipes, two water
Pump 4 is electrically connected respectively with external switch board, and two water pumps 4 are spare each other under the action of external switch board, are used alternatingly,
Service life is long, and repair rate is low, and when wastewater level superelevation, it is larger that micro gas pressure sensor 65 detects pressure, at this time two water
Pump 4 is also simultaneously operable, and sewage is promoted, work efficiency higher, and use is more convenient.
In the present embodiment, it is preferred that gas-tpe fitting 63 is mounted on DN50 steel pipes 61 on a side end face of fixed plate 62,
And gas-tpe fitting 63 is connected with micro gas pressure sensor 65 by tracheae 64, using the mating connection of gas-tpe fitting 63 and tracheae 64,
Ensure the air-tightness connected between DN50 steel pipes 61 and micro gas pressure sensor 65 so that 65 testing result of micro gas pressure sensor is accurate
Exactness higher, the start and stop of water pump 4 are sensitiveer, economical and practical, while tracheae 64 is silica gel hose, has broken away from micro gas pressure sensor
The limitation of the distance between 65 and water inlet 1, it is far and near to can be achieved, it is highly practical.
Operation principle：Safe ready when the utility model is used is directly consolidated 61 grafting of DN50 steel pipes by fixed plate 62
It is scheduled in water inlet pipe, until the inside of header tank 2 is passed through, it, can be beforehand through filtering when sewage will enter equipment
Device falls big part filtering foreign, after through water inlet 1 enter header tank 2, it is micro- with the rise of 2 inside wastewater level of header tank
Baroceptor 65 detects the air pressure inside of DN50 steel pipes 61 in real time, when air pressure reaches 65 default maximum of micro gas pressure sensor
When, signal is sent, by external switch board, starts water pump 4 and starts draining, check-valves opening discharges sewage under the pressure of water
Outdoor, with the reduction of sewage in header tank 2, during water level decreasing to the low water level set, micro gas pressure sensor 65 passes signal
It is delivered to external switch board, the elevator pump in instruction works is out of service；In the process, using the seamless steel pipe of bore dia 50MM, replace
There was only several millimeters of transmitter pipe for bore dia, the stopping state for thoroughly solving kitchen or toilet sewage small particles has
Effect ensures the normal operation of sewage water lifter；Risen using water level to the principle of steel air in tube supercharging, pressure is passed through into gas
Pipe 64 passes to micro gas pressure sensor 65, and reconvert controls 4 start and stop of water pump into electric signal, and whole structure is simple, manufactures and grasps
Work is all very convenient, at low cost；Two water pumps 4 are under the action of external switch board simultaneously, spare each other to be used alternatingly, surcharge water level
When can also start simultaneously, accelerate work efficiency, repair rate is low, economical and practical.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of micro- air pressure liquid level sensor of sewage water lifter, including header tank（2）, it is characterised in that：The header tank（2）'s
Top is connected with outlet pipe and water inlet pipe, and header tank（2）Side wall on offer mud discharging mouth（5）, the outlet pipe is away from collection
Water tank（2）One end be equipped with water outlet（3）, the water inlet pipe is away from header tank（2）One end be equipped with water inlet（1）, the collection
Water tank（2）Inside micro- air pressure liquid level sensor is installed（6）, water pump is installed on the outlet pipe（4）.
2. a kind of micro- air pressure liquid level sensor of sewage water lifter according to claim 1, it is characterised in that：Micro- air pressure
Liquid level sensor（6）By DN50 steel pipes（61）, fixed plate（62）, gas-tpe fitting（63）, tracheae（64）And micro gas pressure sensor
（65）Composition, the DN50 steel pipes（61）Pass through fixed plate（62）Mounted on the inside of water inlet pipe, the micro gas pressure sensor
（65）It is electrically connected with external switch board.
3. a kind of micro- air pressure liquid level sensor of sewage water lifter according to claim 1, it is characterised in that：The outlet pipe
Two are equipped with altogether, and are mounted on water pump on two outlet pipes（4）, two water pumps（4）It is electrical with external switch board respectively
Connection.
4. a kind of micro- air pressure liquid level sensor of sewage water lifter according to claim 2, it is characterised in that：The tracheae connects
Head（63）Mounted on DN50 steel pipes（61）Close to fixed plate（62）A side end face on, and gas-tpe fitting（63）With micro- air pressure sensing
Device（65）Pass through tracheae（64）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721251900.9U CN207439500U (en) | 2017-09-27 | 2017-09-27 | A kind of micro- air pressure liquid level sensor of sewage water lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721251900.9U CN207439500U (en) | 2017-09-27 | 2017-09-27 | A kind of micro- air pressure liquid level sensor of sewage water lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207439500U true CN207439500U (en) | 2018-06-01 |
Family
ID=62295391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721251900.9U Active CN207439500U (en) | 2017-09-27 | 2017-09-27 | A kind of micro- air pressure liquid level sensor of sewage water lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207439500U (en) |
-
2017
- 2017-09-27 CN CN201721251900.9U patent/CN207439500U/en active Active
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