CN207375745U - Air pressure liquid draining device - Google Patents
Air pressure liquid draining device Download PDFInfo
- Publication number
- CN207375745U CN207375745U CN201721095022.6U CN201721095022U CN207375745U CN 207375745 U CN207375745 U CN 207375745U CN 201721095022 U CN201721095022 U CN 201721095022U CN 207375745 U CN207375745 U CN 207375745U
- Authority
- CN
- China
- Prior art keywords
- liquid
- air pressure
- way valve
- hermetically sealed
- drain line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model provides a kind of air pressure liquid draining device, including hermetically sealed can, inlet pipe, air inlet pipeline, drain line and gas exhaust piping, the inlet pipe, the air inlet pipeline, the drain line and the gas exhaust piping are connected by way of the internal and external environment for penetrating through hermetically sealed can with inside hermetically sealed can, further include back liquid gas circuit, the one end for returning liquid gas circuit is connected with the air inlet pipeline, and the other end for returning liquid gas circuit is connected with the drain line.The utility model can easily recycle the residual liquid in drain line and avoid because the draught head at drain line both ends causes a large amount of effusions of volatile gas away from excessive.
Description
Technical field
The utility model is related to air pressure liquid draining device technical field, more specifically, be related to a kind of hermetically sealed can load it is easy
The air pressure liquid draining device of volatilised liq.
Background technology
Existing air pressure liquid draining device, the structure design being generally directly connected using liquid outlet with ambient atmosphere, if using
In volatile liquid, liquid can be caused because liquid is escaped from anticyclonic hermetically sealed can to the volatilization of hypobaric liquid outlet
Loss and waste；And after the completion of liquid discharge, the residual liquid of especially liquid outlet in pipeline is not recycled
Or cleaning, cause the waste of liquid.In addition, being deposited in the liquid of liquid outlet, can be caused due to evaporate or absorbing moisture
Precipitation, crystallization or condensation, and then block liquid outlet so that the frequency of maintenance of the device is excessively high, production efficiency is low；If liquid
With corrosivity, the damage of drain line inner wall and the shortening of service life can be also caused, and ultimately results in air pressure liquid draining device
It can not normal use.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of air pressure liquid draining device, to solve the prior art
Effumability liquid it is readily volatilized out and liquid outlet easily be blocked, corrode the problem of.
To achieve these goals, the utility model is realized by following technical solution：
A kind of air pressure liquid draining device, including hermetically sealed can, inlet pipe, air inlet pipeline, drain line and gas exhaust piping, institute
State the inside and outside of inlet pipe, the air inlet pipeline, the drain line and the gas exhaust piping by penetrating through hermetically sealed can
The mode of environment inside hermetically sealed can with being connected, which is characterized in that further include back liquid gas circuit, return liquid gas circuit one end with it is described into
Air pipe is connected, and the other end for returning liquid gas circuit is connected with the drain line.
Preferably, one end of described time liquid gas circuit is connected by threeway with air inlet pipeline.
Preferably, the other end of described time liquid gas circuit is connected with the liquid outlet of drain line.
Preferably, described time liquid gas circuit is provided with check valve, the opening court of the check valve at the liquid outlet
It is set to the drain line.
Preferably, it is located at the one of described time liquid gas circuit in the inlet pipe, the gas exhaust piping, the air inlet pipeline
Part, described time liquid gas circuit between end and sealing tank wall are respectively arranged with close to the part of threeway and the drain line
First two-way valve, air valve, the second two-way valve, the 3rd two-way valve and the 4th two-way valve.
Preferably, control device is further included, the control device includes：
Control module, with first two-way valve, the air valve, second two-way valve, the 3rd two-way valve with
And the 4th two-way valve electrical connection；
First air pressure sensing device, is electrically connected with control module, and the first air pressure sensing device is arranged on air inlet pipe
Road is located at the part between described one end for returning liquid gas circuit and the second two-way valve, and the display of display barometric information is located at air inlet
Outside pipeline, induction end is located in air inlet pipeline；And
Second air pressure sensing device, is electrically connected with control module, and the second air pressure sensing device is arranged on hermetically sealed can
Top, and hermetically sealed can is penetrated through, the display of display barometric information is located at outside hermetically sealed can, and induction end is located in hermetically sealed can；
And
Liquid level induction system is electrically connected with control module, and the liquid level induction system is arranged in hermetically sealed can.
Preferably, the drain line and the liquid back pipe road are using flexible pipe close to the one side of the liquid outlet
Extended.
Compared with the prior art, the utility model at least has following advantageous effect：The utility model is in discharge opeing process
In, when the air pressure change in air inlet pipeline is excessive or air pressure is excessive, control module can simultaneously close off on air inlet pipeline
The 4th two-way valve on two two-way valves and gas exhaust piping, so as to avoid because drain line both ends draught head away from excessive and
Cause a large amount of effusions of volatile gas, reduce the waste of liquid；In the residual liquid in needing recycling drain line, control
Molding block can first close the second two-way valve on air inlet pipeline, then open back the 3rd two-way valve in liquid gas circuit, and keep drain
The 4th two-way valve on pipeline is in opening state, this can be after drain, and the gas in air inlet pipeline passes through back liquid
Pipeline is entered in drain line, so as to which the residual liquid in drain line can be back to hermetically sealed can by way of air inlet
In, it is therefore prevented that residual liquid frozen plug Drainage pipe.
Description of the drawings
By reference to the description below in conjunction with attached drawing, and with the utility model is more fully understood, this reality
It will be more apparent and should be readily appreciated that with new other purposes and result.In the accompanying drawings：
Fig. 1 is the structure diagram of the embodiment of the utility model；
Fig. 2 is the structure diagram of the another embodiment of the utility model.
Specific embodiment
Specific embodiment of the utility model is described in detail below with reference to attached drawing.
See Fig. 1, a kind of air pressure liquid draining device provided by the invention includes hermetically sealed can 1, inlet pipe 2, air inlet pipeline 3, row
Liquid pipeline 4, gas exhaust piping 5 and time liquid gas circuit 6.The top of hermetically sealed can 1 is equipped with gasket 7, inlet pipe 2, air inlet pipeline 3,
Drain line 4 and gas exhaust piping 5 are connected by way of penetrating through gasket 7 with the inside of hermetically sealed can 1.In addition, hermetically sealed can 1
Top is integrally formed to form a confined space, inlet pipe 2, air inlet pipeline 3, drain line 4 and exhaust with 1 tube body of hermetically sealed can
Pipeline 5 is connected by way of penetrating through 1 top of hermetically sealed can with the inside 1 of hermetically sealed can 1.Return one end and the air inlet pipe of liquid gas circuit 6
Road 3 is connected, specifically, the one end for returning liquid gas circuit 6 is connected with air inlet pipeline 3 by threeway 8；Return liquid gas circuit 6 the other end with
Drain line 4 is connected, and preferably returns the other end of liquid gas circuit 6 and is connected with the liquid outlet 40 in drain line 4, in order to prevent
Liquid in drain line 4 is back to back in liquid gas circuit 6, and a check valve 13 is provided at liquid outlet 40 returning liquid gas circuit 6,
The opening of the check valve 13 is set towards liquid outlet 40.In addition, it is controlled in time for the ease of the device, in inlet pipe 2, exhaust
Liquid gas circuit 6 is returned close to the part of threeway 8 and drain in part between threeway 8 and gasket 7 of pipeline 5, air inlet pipeline 3
Pipeline 4 is respectively arranged with the first two-way valve 9, air valve 10, the second two-way valve 11, the 3rd two-way valve 12 and the 4th two-way valve 14.
See Fig. 2, it, can also be in drain line 4 and liquid back pipe in order to facilitate the normal use of the air pressure liquid draining device in a variety of contexts
Road 6 is extended close to the one side of liquid outlet 40 using flexible hose 19.
The air pressure liquid draining device of the present invention further includes control device.The control device includes control module 15, the first air pressure
Sensing device 16, the second air pressure sensing device 17 and liquid level induction system 18.15 and first two-way valve 9 of control module, air valve
10th, the second two-way valve 11, the 3rd two-way valve 12 and the 4th two-way valve 14 are electrically connected, for controlling the switch of these valves.
First air pressure sensing device 16 is electrically connected with control module 15, and the first air pressure sensing device 16 is mounted on air inlet pipeline
On 3 part between 8 and second two-way valve 11 of threeway, the display of display barometric information is located at outside air inlet pipeline 3, feels
It should hold in air inlet pipeline 3, the first air pressure sensing device 16 is used to sense the real-time air pressure in air inlet pipeline 3 and pass signal
Pass control module 15.Second air pressure sensing device 17 is also electrically connected with control module 15, and the second air pressure sensing device 17 is installed
At 1 top of hermetically sealed can, and hermetically sealed can 1 is penetrated through, the display of display barometric information is located at outside hermetically sealed can 1, induction end position
In in hermetically sealed can 1, signal for the real-time air pressure in induction sealing tank 1 and is passed to control mould by the second air pressure sensing device 17
Block 15.Level sensor 18 is located at mounted on inlet pipe 2 on the part in hermetically sealed can 1, for real-time in induction sealing tank 1
Signal is simultaneously passed to control module 15 by liquid level, and control module 15 controls the first two-way valve according to the liquid level signal of real-time Transmission
9th, the switch of air valve 10, the second two-way valve 11, the 3rd two-way valve 12 and the 4th two-way valve 14.
In 1 feed liquor of hermetically sealed can, the second two-way valve 11 of air inlet pipeline 3 is first rotated to closed position by control module 15,
And the 3rd two-way valve 12 for returning liquid gas circuit 6 is rotated into closed position, the air valve 10 of gas exhaust piping 5 is then rotated into open position
It puts, and confirms that the 4th two-way valve 14 of drain line 4 rotates to closed position, then the first two-way valve 9 of inlet pipe 2 is rotated
To open position, injected liquid into from inlet pipe 2 in hermetically sealed can 1.When liquid level induction system 18 passes to control module
When 15 data show that the liquid level in hermetically sealed can 1 reaches controlled height, control module 15 can be two-way by first in inlet pipe 2
Valve 9 rotates to closed position, and the 4th two-way valve 14 of the air valve 10 of gas exhaust piping 5 and drain line 4 is rotated to closing
Position stops feed liquor in hermetically sealed can 1.
In 1 drain of hermetically sealed can, the second two-way valve 11 of air inlet pipeline 3 is first rotated to open position by control module 15,
And the 4th two-way valve 14 of drain line 4 is rotated into open position, start drain in hermetically sealed can 1.In discharge opeing process,
When the data that the first air pressure sensing device 16 passes to control module 15 show that the peak value that the atmospheric pressure value in air inlet pipeline 3 fluctuates is high
When upper limit value or valley are higher than threshold value less than the rate that lower limiting value or atmospheric pressure value fluctuate, control module 15 is first by air inlet pipeline 3
The second two-way valve 11 rotate to closed position, then the 4th two-way valve 14 of drain line 4 is rotated into closed position, stopped
Then the 3rd two-way valve 12 for returning liquid gas circuit 6 is rotated to open position by drain.If the second air pressure sensing device 17 passes to
The data of control module 15 have been showed more than the early warning value of air pressure, then control module 15 can also revolve the air valve 10 of gas exhaust piping 5
Open position is gone to, hermetically sealed can 1 is exhausted, treats that the first air pressure sensing device 16 passes to the data of control module 15 and shows
Air pressure numerical stability in air inlet pipeline 3, and the second air pressure sensing device 17 passes to the data of control module 15 less than pre-
After alert value, control module 15 first confirms that the air valve 10 of gas exhaust piping 5 has been rotated to closed position, and simultaneously by air inlet pipeline 3
Second two-way valve 11 rotates to open position, and the 4th two-way valve 14 of drain line 4 is rotated to open position, and will return liquid
3rd two-way valve 12 of gas circuit 6 rotates to closed position, continues drain.
After 1 drain of hermetically sealed can, control module 15 is not received by new operational order within a certain period of time, i.e., can
First confirm that the 4th two-way valve 14 of drain line 4 has had rotated into open position, then automatically by the second two-way valve of air inlet pipeline 3
11 rotate to closed position, and the 3rd two-way valve 12 for returning liquid gas circuit 6 is rotated to open position, will be in 4 inner wall of drain line
It is back to the remaining liquid of liquid outlet 40 in hermetically sealed can 1.When the first air pressure sensing device 16 passes to control module 15
When the two difference that barometric information and the second air pressure sensing device 17 pass to the barometric information of control module 15 is less than predetermined value,
Then control module 12 can also rotate the air valve 10 of gas exhaust piping 5 to open position, and the process for returning liquid is accelerated.
After hermetically sealed can 1 returns liquid, control module 15 is not received by new operational order within a certain period of time, i.e., can
Automatically the 3rd two-way valve 12 for returning liquid gas circuit 6 is rotated into closed position, and confirms the air valve 10 of gas exhaust piping 5 rotary closing
Position, then the second two-way valve 11 of air inlet pipeline 3 is rotated into open position, and the first two-way valve 9 of inlet pipe 2 is rotated
To open position, by liquid by inlet pipe 2 to draining at fluid supply, so as to be recycled.
Air pressure liquid draining device according to the present utility model is described in an illustrative manner above with reference to attached drawing.But this field
It will be appreciated by the skilled person that for the air pressure liquid draining device that above-mentioned the utility model is proposed, this practicality can also not departed from
Various improvement are made on the basis of new content.Therefore, the scope of protection of the utility model should be by appended claims
Content determine.
Claims (7)
1. a kind of air pressure liquid draining device, described including hermetically sealed can, inlet pipe, air inlet pipeline, drain line and gas exhaust piping
The inside and outside ring of inlet pipe, the air inlet pipeline, the drain line and the gas exhaust piping by penetrating through hermetically sealed can
The mode in border inside hermetically sealed can with being connected, which is characterized in that further includes back liquid gas circuit, returns one end of liquid gas circuit and the air inlet
Pipeline is connected, and the other end for returning liquid gas circuit is connected with the drain line.
2. air pressure liquid draining device as described in claim 1, which is characterized in that one end of described time liquid gas circuit by threeway with into
Air pipe is connected.
3. air pressure liquid draining device as described in claim 1, which is characterized in that the other end and drain line of described time liquid gas circuit
Liquid outlet be connected.
4. air pressure liquid draining device as claimed in claim 3, which is characterized in that described time liquid gas circuit is set at the liquid outlet
Check valve is equipped with, the opening of the check valve is set towards the drain line.
5. air pressure liquid draining device as described in claim 1, which is characterized in that in the inlet pipe, the gas exhaust piping, institute
It states on the part, described time liquid gas circuit that air inlet pipeline is located between described one end for returning liquid gas circuit and sealing tank wall and described
Drain line is respectively arranged with the first two-way valve, air valve, the second two-way valve, the 3rd two-way valve and the 4th two-way valve.
6. air pressure liquid draining device as claimed in claim 5, which is characterized in that further include control device, the control device bag
It includes：
Control module, with first two-way valve, the air valve, second two-way valve, the 3rd two-way valve and institute
State the electrical connection of the 4th two-way valve；
First air pressure sensing device, is electrically connected with control module, and the first air pressure sensing device is arranged on air inlet pipeline position
On part between one end of described time liquid gas circuit and the second two-way valve, the display of display barometric information is located at air inlet pipe
Outside road, induction end is located in air inlet pipeline；And
Second air pressure sensing device, is electrically connected with control module, and the second air pressure sensing device is arranged at the top of hermetically sealed can,
And hermetically sealed can is penetrated through, the display of display barometric information is located at outside hermetically sealed can, and induction end is located in hermetically sealed can；With
And
Liquid level induction system is electrically connected with control module, and the liquid level induction system is arranged in hermetically sealed can.
7. air pressure liquid draining device as claimed in claim 3, which is characterized in that the drain line and the liquid back pipe road by
The one side of the nearly liquid outlet is extended using flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721095022.6U CN207375745U (en) | 2017-08-29 | 2017-08-29 | Air pressure liquid draining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721095022.6U CN207375745U (en) | 2017-08-29 | 2017-08-29 | Air pressure liquid draining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207375745U true CN207375745U (en) | 2018-05-18 |
Family
ID=62342262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721095022.6U Active CN207375745U (en) | 2017-08-29 | 2017-08-29 | Air pressure liquid draining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207375745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555389A (en) * | 2017-08-29 | 2018-01-09 | 鼎纳科技有限公司 | Air pressure liquid draining device |
| CN109655321A (en) * | 2018-11-07 | 2019-04-19 | 天津大学 | The floating and enriching device and its screening technique of micro- plastics |
-
2017
- 2017-08-29 CN CN201721095022.6U patent/CN207375745U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555389A (en) * | 2017-08-29 | 2018-01-09 | 鼎纳科技有限公司 | Air pressure liquid draining device |
| CN107555389B (en) * | 2017-08-29 | 2024-03-15 | 鼎纳科技有限公司 | Pneumatic liquid discharge device |
| CN109655321A (en) * | 2018-11-07 | 2019-04-19 | 天津大学 | The floating and enriching device and its screening technique of micro- plastics |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207375745U (en) | Air pressure liquid draining device | |
| CN107555389A (en) | Air pressure liquid draining device | |
| CN207889934U (en) | A kind of winterization system of ballast tank | |
| CN203052943U (en) | Self-adaption discharging device for air conditioner condensed water | |
| CN201989798U (en) | Device for collecting waste washing water of rail vehicle | |
| US6481456B1 (en) | Liquid treatment apparatus and float valve therefor | |
| JP5703519B1 (en) | Electromagnetic drain trap for compressed air | |
| CN208764655U (en) | A kind of drain valve drain automatic conveying device | |
| CN205738637U (en) | A kind of chemical products storage device | |
| CN206634544U (en) | A kind of water tank spilling water monitoring system | |
| CN206159630U (en) | Liquid pipeline valve inner leakage monitoring devices | |
| CN203837233U (en) | Coil heat exchanger and fan coil unit | |
| CN202992627U (en) | Automatic negative micro-pressure maintainer for constant-pressure condensate drainage box | |
| CN204143265U (en) | A kind of liquid-level auto-control device | |
| CN205498902U (en) | Scrubber water storage tank low -temperature protection system and car | |
| CN204141254U (en) | A kind of hydathode | |
| CN204569399U (en) | Washing safety automation unloads ammonia device | |
| CN207129455U (en) | A kind of salt acid storage tank with drainage system | |
| CN206682372U (en) | A kind of low resistance force counter flow stop | |
| CN207425547U (en) | A kind of oil-water cooler leak sensor rain cover | |
| CN206205040U (en) | For the water supply installation of production system | |
| CN203850100U (en) | Capsule type transformer oil conservator capable of preventing false oil level | |
| CN204919793U (en) | Sewage lifting mechanism | |
| CN206988049U (en) | Automatic heating for air compressor system is without gas consumption water trap | |
| CN218468828U (en) | Water collecting device for gas pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |