CN209415046U - A kind of automatic acid feeding appts - Google Patents
A kind of automatic acid feeding appts Download PDFInfo
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- CN209415046U CN209415046U CN201821686460.4U CN201821686460U CN209415046U CN 209415046 U CN209415046 U CN 209415046U CN 201821686460 U CN201821686460 U CN 201821686460U CN 209415046 U CN209415046 U CN 209415046U
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- pneumatic
- diaphragm pump
- operated valve
- solenoid valve
- pneumatic operated
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Abstract
The utility model provides a kind of automatic acid feeding appts, and cooperation for sour equipment to use, including fluid reservoir, pneumatic diaphragm pump, conveyance conduit, pneumatic operated valve, pressure vacant duct, solenoid valve and controller；The inlet of pneumatic diaphragm pump is connected to by conveyance conduit with the exit seal of fluid reservoir；The liquid outlet of pneumatic diaphragm pump is connected to by conveyance conduit with the sealing of the liquid inlet of pneumatic operated valve；The liquid outlet of pneumatic operated valve is connected to the sour mouth sealing that enters for sour equipment；Vacant duct and solenoid valve is pressed to correspond, and solenoid valve is identical as the sum of pneumatic diaphragm pump and pneumatic operated valve, the import of the solenoid valve is connected to one end sealing of pressure vacant duct, and the outlet of the solenoid valve is connected to the pneumatic control end of pneumatic diaphragm pump or the sealing of the pneumatic control end of pneumatic operated valve.It is described in the utility model to be controlled using pneumatic operated valve to opening or closing for acid tank for sour equipment using starting diaphragm pump progress multiple spot feed flow for sour equipment automatically, improve safety and the liquid supply speed of feed flow.
Description
Technical field
The utility model belongs to for technic acid field, more particularly, to a kind of automatic acid feeding appts.
Background technique
Sulfuric acid has biggish corrosivity, so having biggish limitation when in use, and uses tubing when conveying pipe fitting
The more difficult selection of more demanding and control valve, selection are easier to the solenoid valve automatically controlled directly with sulfuric acid contact, and sulfuric acid is to electricity
Magnet valve corrosion is more serious, therefore existing acid supplying system still realizes that this is greatly lowered sour supply using manual operation
Efficiency, manpower demand is larger, and also be easy to cause personal damage.
Summary of the invention
In view of this, the utility model is directed to a kind of automatic acid feeding appts, to realize the safe and efficient and low of sulfuric acid
Cost supply.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of automatic acid feeding appts, cooperation for sour equipment to use, including fluid reservoir, pneumatic diaphragm pump, conveyance conduit, gas
Dynamic valve, pressure vacant duct, solenoid valve and controller；
The inlet of the pneumatic diaphragm pump is connected to by conveyance conduit with the exit seal of the fluid reservoir；
The liquid outlet of the pneumatic diaphragm pump is connected to by conveyance conduit with the sealing of the liquid inlet of the pneumatic operated valve；
The liquid outlet of the pneumatic operated valve is connected to the sour mouth sealing that enters for sour equipment；
The pressure vacant duct and solenoid valve correspond, and solenoid valve is identical as the sum of pneumatic diaphragm pump and pneumatic operated valve,
The import of the solenoid valve is connected to one end sealing of the pressure vacant duct, the outlet of the solenoid valve and the gas of the pneumatic diaphragm pump
The pneumatic control end of dynamic control terminal or pneumatic operated valve seals connection；
The solenoid valve is connected with the controller in a signal way..
Further, the pneumatic diaphragm pump has one, the pneumatic operated valve at least one, the liquid outlet of the pneumatic diaphragm pump
It is connected to by conveyance conduit with the sealing of pneumatic operated valve liquid inlet.
Further, the automatic acid feeding appts further include being fixed on to for the liquid level sensor in sour equipment, the liquid level
Sensor is connected with the controller in a signal way..
Further, the automatic acid feeding appts further include air compressor, the outlet of the air compressor with it is described
The other end of vacant duct is pressed to seal connection.
Compared with the existing technology, described in the utility model to be had the advantage that automatically for sour equipment
(1) described in the utility model automatically for sour equipment, the direct contact corrosion liquid of operating personnel is avoided, and utilize and open
Dynamic diaphragm pump carries out multiple spot feed flow, is controlled using pneumatic operated valve to opening or closing for acid tank for sour equipment, avoids solenoid valve
The not corrosion-resistant problem of door, improves safety and the liquid supply speed of feed flow.
(2) described in the utility model automatically for sour equipment, using to avoid hand for the liquid level sensor in sour equipment
The problem of dynamic switch bring corrosive liquid inaccuracy, also improves safety.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is automatic for sour equipment principle schematic diagram described in the utility model embodiment；
Description of symbols:
1- fluid reservoir；2- pneumatic diaphragm pump；3- conveyance conduit；4- pneumatic operated valve；5- presses vacant duct；6- solenoid valve；7- control
Device；8- is waited for for sour equipment.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the utility model provides a kind of automatic acid feeding appts, cooperation for sour equipment 8 to use, including liquid storage
Tank 1, pneumatic diaphragm pump 2, conveyance conduit 3, pneumatic operated valve 4, pressure vacant duct 5, solenoid valve 6 and controller 7；
The inlet of the pneumatic diaphragm pump 2 is connected to by conveyance conduit 3 with the exit seal of the fluid reservoir 1；
The liquid outlet of the pneumatic diaphragm pump 2 is connected to by conveyance conduit 3 with the sealing of the liquid inlet of the pneumatic operated valve 4；
The liquid outlet of the pneumatic operated valve 4 is connected to the sour mouth sealing that enters for sour equipment 8；
The pressure vacant duct 5 and solenoid valve 6 correspond, and the sum of solenoid valve 6 and pneumatic diaphragm pump 2 and pneumatic operated valve 4
It is identical, the import of the solenoid valve 6 with it is described pressure vacant duct 5 one end sealing be connected to, the outlet of the solenoid valve 6 with it is described pneumatically every
The pneumatic control end of membrane pump 2 or the pneumatic control end of pneumatic operated valve 4 seal connection；
The solenoid valve 6 is connect with 7 signal of controller.
The pneumatic diaphragm pump 2 has one, the pneumatic operated valve 4 at least one, the liquid outlet of the pneumatic diaphragm pump 2 passes through defeated
It send pipeline to seal with 4 liquid inlet of pneumatic operated valve to be connected to.
The automatic acid feeding appts further include being fixed on to for the liquid level sensor in sour equipment 8, the liquid level sensor with
7 signal of the controller connection.
The automatic acid feeding appts further include air compressor, the outlet of the air compressor and the pressure vacant duct 5
The other end seal connection.
What is indicated in Fig. 1 is that a pneumatic diaphragm pump 2 cooperates multiple pneumatic operated valves 4 to control more to for the automatic of sour equipment 8
For acid condition, controller 7 receive to for the liquid level sensor signal in sour equipment 8, judge to for the sulfuric acid in sour equipment 8 whether
Abundance, sufficient then send shutdown signal for the solenoid valve 6 on the corresponding pneumatic operated valve 4 of sour equipment 8 to the band, solenoid valve 6 is closed, pneumatically
There is no pressure-air on the pneumatic control end of valve 4, pneumatic operated valve 4 is closed, when judging that sulfuric acid is inadequate in for sour equipment 8,
Controller 7 inputs open signal to solenoid valve 6, presses pneumatic control end conveying high-pressure air of the vacant duct 5 to pneumatic operated valve 4, pneumatically
Valve 4 is opened, and for the liquid outlet of pneumatic operated valve 4 to convey sulfuric acid for sour equipment 8, controller 7 can control multiple 6 works of solenoid valve simultaneously
Make, therefore this can be simultaneously automatically multiple devices for acid for sour equipment, it can also be only to an equipment for acid, use is more flexible.This
Utility model indirectly controls sulfuric acid supply using the solenoid valve for being easy to intelligent control, has both avoided sulfuric acid to the high corrosion of solenoid valve
Property bring it is short-lived, also achieve sulfuric acid supply automatic control.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (4)
1. a kind of automatic acid feeding appts, it is characterised in that: cooperation to for sour equipment (8) use, including fluid reservoir (1), pneumatically every
Membrane pump (2), conveyance conduit (3), pneumatic operated valve (4), pressure vacant duct (5), solenoid valve (6) and controller (7)；
The inlet of the pneumatic diaphragm pump (2) is connected to by conveyance conduit (3) with the exit seal of the fluid reservoir (1)；
The liquid outlet of the pneumatic diaphragm pump (2) is connected to by conveyance conduit (3) with the sealing of the liquid inlet of the pneumatic operated valve (4)；
The liquid outlet of the pneumatic operated valve (4) is connected to the sour mouth sealing that enters for sour equipment (8)；
The pressure vacant duct (5) and solenoid valve (6) correspond, and solenoid valve (6) and pneumatic diaphragm pump (2) and pneumatic operated valve (4)
Sum it is identical, the import of the solenoid valve (6) with it is described pressure vacant duct (5) one end seal be connected to, the outlet of the solenoid valve (6)
It is connected to the pneumatic control end of the pneumatic diaphragm pump (2) or the sealing of the pneumatic control end of pneumatic operated valve (4)；
The solenoid valve (6) connect with the controller (7) signal.
2. automatic acid feeding appts according to claim 1, it is characterised in that: the pneumatic diaphragm pump (2) has one, described
Pneumatic operated valve (4) at least one, the liquid outlet of the pneumatic diaphragm pump (2) is connected by conveyance conduit and the sealing of pneumatic operated valve (4) liquid inlet
It is logical.
3. automatic acid feeding appts according to claim 1, it is characterised in that: further include being fixed on in sour equipment (8)
Liquid level sensor, which connect with the controller (7) signal.
4. automatic acid feeding appts according to claim 1, it is characterised in that: it further include air compressor, the air pressure
The outlet of contracting machine is connected to the other end sealing of pressure vacant duct (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686460.4U CN209415046U (en) | 2018-10-09 | 2018-10-09 | A kind of automatic acid feeding appts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686460.4U CN209415046U (en) | 2018-10-09 | 2018-10-09 | A kind of automatic acid feeding appts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209415046U true CN209415046U (en) | 2019-09-20 |
Family
ID=67932576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821686460.4U Active CN209415046U (en) | 2018-10-09 | 2018-10-09 | A kind of automatic acid feeding appts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209415046U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446841A (en) * | 2022-04-12 | 2022-05-06 | 广州粤芯半导体技术有限公司 | Acid supply device and wet etching system |
-
2018
- 2018-10-09 CN CN201821686460.4U patent/CN209415046U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446841A (en) * | 2022-04-12 | 2022-05-06 | 广州粤芯半导体技术有限公司 | Acid supply device and wet etching system |
| CN114446841B (en) * | 2022-04-12 | 2022-07-29 | 广州粤芯半导体技术有限公司 | Acid supply device and wet etching system |
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