CN217206812U - Diaphragm pump liquid conveying system - Google Patents
Diaphragm pump liquid conveying system Download PDFInfo
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- CN217206812U CN217206812U CN202123432753.4U CN202123432753U CN217206812U CN 217206812 U CN217206812 U CN 217206812U CN 202123432753 U CN202123432753 U CN 202123432753U CN 217206812 U CN217206812 U CN 217206812U
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- diaphragm pump
- liquid
- trunk line
- pipe
- buffer tube
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Abstract
The utility model is used in the field of liquid conveying, in particular to a diaphragm pump liquid conveying system, which comprises a diaphragm pump, a liquid inlet and a liquid outlet; trunk line, the vertical liquid outlet of installing at the diaphragm pump installs the buffer tube on the trunk line, and the bottom and the trunk line intercommunication of buffer tube, buffer tube's top are open structure, install the control valve on the trunk line, and the control valve is higher than the position of buffer tube and trunk line intercommunication. At first close the control valve, then start the diaphragm pump and to water injection in the buffer tube, then open the control valve, when the diaphragm of diaphragm pump is bloated and is sprayed liquid, liquid pulse's kinetic energy can enter into in the buffer tube and make the inside liquid level lifting of buffer tube, liquid pulse's kinetic energy converts the potential energy of liquid into, when diaphragm pump diaphragm contracts, liquid level in the buffer tube can descend and enter into inside the trunk line, compensate the kinetic energy of liquid in the trunk line, guarantee the flow constancy in the trunk line, conveniently observe the flow variation condition in the trunk line.
Description
Technical Field
The utility model is used for the liquid transport field especially relates to a diaphragm pump liquid conveying system.
Background
The diaphragm pump is a special form of a displacement pump, and the diaphragm pump changes the volume of a working chamber by reciprocating movement of a diaphragm so as to suck and discharge liquid, so the diaphragm pump has the function of pulse when conveying liquid, and the pulse is very inconvenient for the process of observing the flow of the liquid conveyed by the diaphragm pump.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a diaphragm pump liquid conveying system, can cushion the pulse that the diaphragm pump produced at the liquid conveying in-process, be convenient for observe the flow that liquid was carried.
The utility model provides a technical scheme that its technical problem adopted is: a diaphragm pump liquid delivery system includes
The diaphragm pump is provided with a liquid inlet and a liquid outlet;
the trunk line, vertical the installing the liquid outlet of diaphragm pump, install the buffer tube on the trunk line, the bottom of buffer tube with the trunk line intercommunication, the top of buffer tube is open structure, install the control valve on the trunk line, the control valve is higher than the buffer tube with the position of trunk line intercommunication.
The technical scheme at least has the following advantages or beneficial effects: in the working process, at first close the control valve, then start the diaphragm pump and to the water injection in the buffer tube, open the control valve after the water injection targets in place in the buffer tube, when the diaphragm of diaphragm pump is bloated and is sprayed liquid, liquid pulse's kinetic energy can enter into the buffer tube and make the inside liquid level lifting of buffer tube, liquid pulse's kinetic energy converts the potential energy of liquid in the buffer tube into, when the diaphragm pump diaphragm contracts, liquid level in the buffer tube can descend and enter into inside the trunk line, liquid's kinetic energy in the trunk line is compensatied to the potential energy of liquid in the buffer tube, the pulse that produces in the diaphragm pump working process can embody on the change of liquid potential energy in the buffer tube like this, can not embody in the trunk line, thereby guarantee the flow constancy in the trunk line, the fluctuation that receives is less, conveniently observe the flow change condition in the trunk line.
Further conduct the utility model discloses technical scheme's improvement, the top and the bottom of buffer tube all with the trunk line intercommunication, the pipe diameter of buffer tube is greater than the pipe diameter of trunk line.
Further as the utility model discloses technical scheme's improvement, the pipe diameter of buffer pipe does 3-5 times of trunk line pipe diameter.
Further conduct the utility model discloses technical scheme's improvement, the top of buffer tube pass through first connecting pipe with the trunk line intercommunication, the bottom of buffer tube pass through the second connecting pipe with the trunk line intercommunication, the control valve is located first connecting pipe with between the second connecting pipe.
Further conduct the utility model discloses technical scheme's improvement, install the flowmeter on the trunk line, the flowmeter is located first connecting pipe with between the second connecting pipe.
Further conduct the utility model discloses technical scheme's improvement, the buffer pipeline bottom installation evacuation mouth, evacuation mouth department is equipped with the evacuation valve.
Further conduct the utility model discloses technical scheme's improvement, the inlet department of diaphragm pump is equipped with the feed liquor pipe, the feed liquor pipe with be equipped with feed liquor valve and first check valve between the inlet.
Further conduct the utility model discloses technical scheme's improvement, the feed liquor valve with be equipped with first hose connection between the inlet.
Further conduct the utility model discloses technical scheme's improvement, the diaphragm pump with be equipped with the second flexible coupling pipe between the trunk line.
Further conduct the utility model discloses technical scheme's improvement, the second hose connection pipe with be equipped with second check valve and total control valve between the trunk line.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the utility model, the meaning of "several" is one or more, the meaning of "a plurality of" is more than two, "greater than", "less than", "exceed" and so on are understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1, the utility model provides a diaphragm pump liquid conveying system, including diaphragm pump 1, trunk line 2 and buffer line 3.
The diaphragm pump 1 is fixed on the diaphragm pump base 4, and the diaphragm pump 1 can be a pneumatic diaphragm pump or an electric diaphragm pump.
The diaphragm pump 1 has a liquid inlet and a liquid outlet, wherein the liquid inlet is provided with a liquid inlet pipe 6, and the liquid inlet pipe 6 is used for extending into the water tank 7.
The utility model discloses in, feed liquor pipe 6 is installed through first connector 5 in inlet department.
In order to prevent the liquid reflux in the liquid inlet pipe 6 in the suction process of the diaphragm pump 1, a first check valve 8 is arranged between the liquid inlet pipe 6 and the liquid inlet, and the valve of the first check valve 8 can be opened towards the liquid inlet in a one-way mode.
In addition, a liquid inlet valve 9 is further arranged between the liquid inlet pipe 6 and the liquid inlet, and the liquid inlet valve 9 is used for controlling the opening or closing of the liquid inlet pipe 6.
In some embodiments, a first flexible connection pipe 10 is arranged between the liquid inlet valve 9 and the liquid inlet.
The utility model discloses in the shown embodiment, pond 7 is access to the one end of feed liquor pipe 6, and the 6 other ends of feed liquor pipe communicate first check valve 8, and 8 intercommunication feed liquor valves 9 of first check valve, 9 intercommunication first hose couplings of feed liquor valve 10, first hose couplings 10 intercommunication first connector 5.
In some embodiments, the main pipe 2 is vertically installed at the liquid outlet of the diaphragm pump 1.
The utility model discloses in, the liquid outlet department of diaphragm pump 1 installs elbow 11, installs second connector 12 on elbow 11, and 2 vertical fixes on second connector 12 of trunk line, and the other end of trunk line 2 is used for stretching into the liquid and carries the point.
Further, be equipped with second flexible coupling pipe 13 between second connector 12 and trunk line 2, can prevent like this that the vibration that produces from transmitting trunk line 2 in the 1 working process of diaphragm pump, effectively reduce the vibration of trunk line 2.
In order to prevent the liquid in the main pipe 2 from flowing back during the pumping process of the diaphragm pump 1, in some embodiments, a second check valve 14 is disposed between the second flexible connecting pipe 13 and the main pipe 2, and a valve of the second check valve 14 can be opened in one direction to an end far away from the diaphragm pump 1.
Further, be equipped with total control valve 15 between second check valve 14 and the trunk line 2, total control valve 15 is used for controlling diaphragm pump 1 and trunk line 2's intercommunication or closing, and the liquid that diaphragm pump 1 pumped can not be sent to trunk line 2 and buffer pipeline 3 after total control valve 15 closes.
The utility model discloses in, the liquid outlet of diaphragm pump 1 is connected to the one end of elbow 11, and the other end of elbow 11 communicates second connector 12, and second connector 12 communicates second flexible coupling pipe 13, and second flexible coupling pipe 13 communicates second check valve 14, and second check valve 14 communicates total control valve 15.
The first flexible connecting pipe 10 and the second flexible connecting pipe 13 in the present application can both adopt a rubber pipe structure.
The first connector 5 and the second connector 12 in the present application are both tubular structures with large sleeves and small sleeves butted together.
In some embodiments, buffer pipe 3 is installed on main pipe 2, and buffer pipe 3's bottom communicates with main pipe 2, and buffer pipe 3's top is open structure, installs control valve 16 on main pipe 2, and control valve 16 is higher than the position that buffer pipe 3 and main pipe 2 communicate.
In the working process, the liquid inlet valve 9 and the master control valve 15 are opened, the control valve 16 is closed, then the diaphragm pump 1 is started, so that the diaphragm pump 1 conveys liquid into the buffer pipeline 3, when the liquid is conveyed in place in the buffer pipeline 3, the control valve 16 is opened, at the moment, the liquid pumped out by the diaphragm pump 1 can be sent out through the main pipeline 2, when a diaphragm of the diaphragm pump 1 is bulged to spray the liquid, the kinetic energy of the liquid pulse can enter the buffer pipeline 3 to lift the liquid level inside the buffer pipeline 3, so that the kinetic energy of the liquid pulse is converted into the potential energy of the liquid in the buffer pipeline 3, the liquid in the main pipeline 2 is prevented from being influenced when the pulse enters the main pipeline 2, when the diaphragm of the diaphragm pump 1 is contracted, the liquid level in the buffer pipeline 3 can descend to enter the main pipeline 2, so that the potential energy of the liquid in the buffer pipeline 3 is converted into the kinetic energy of the liquid in the main pipeline 2, the diaphragm pump 1 can reflect the change of the potential energy of the liquid in the buffer pipeline 3, the flow in the main pipeline 2 is guaranteed to be constant, the fluctuation received is small, and the flow change condition in the main pipeline 2 is convenient to observe.
In other embodiments, the top end and the bottom end of the buffer pipeline 3 are both communicated with the main pipeline 2, and the pipe diameter of the buffer pipeline 3 is larger than that of the main pipeline 2.
Specifically, the top end of the buffer pipeline 3 is communicated with the main pipeline 2 through a first connecting pipe 17, the bottom end of the buffer pipeline 3 is communicated with the main pipeline 2 through a second connecting pipe 18, the control valve 16 is positioned between the first connecting pipe 17 and the second connecting pipe 18, before pumping the liquid in the water tank 7, the control valve 16 is closed, then the membrane pump 1 is activated to fill the buffer pipe 3 with water, and then the control valve 16 is opened, when the membrane of the control valve 16 is swollen to spray the liquid, the pulse of liquid will enter the buffer tube 3, raising the liquid level in the buffer tube 3, so that the liquid in the buffer tube 3 flows out of the first connecting pipe 17, when the diaphragm of the control valve 16 contracts, the liquid level in the buffer pipe 3 will drop to compensate into the main pipe 2, thereby, the stability of the liquid in the main pipeline 2 between the first connecting pipe 17 and the second connecting pipe 18 is ensured, and the flow is convenient to observe.
Furthermore, the pipe diameter of the buffer pipeline 3 is 3-5 times of the pipe diameter of the main pipeline 2.
In order to observe the flow in the main pipe 2 more intuitively, in some embodiments, a flow meter 19 is disposed in the main pipe 2, the flow meter 19 is located between the first connecting pipe 17 and the second connecting pipe 18, and the flow change in the main pipe 2 can be observed more accurately through the flow meter 19.
In the present invention, the flow meter 19 is a rotameter.
In some embodiments, the bottom of the buffer pipe 3 is provided with a drain 20, the drain 20 is provided with a drain valve 21, the drain 20 is used for draining the liquid inside the buffer pipe 2, and in addition, the drain 20 can be opened to collect water samples.
In order to be able to accurately detect the pressure in the main pipe 2, in some embodiments, a pressure gauge 22 is mounted on the main pipe 2.
Of course, the present invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. A diaphragm pump liquid delivery system characterized by: comprises that
The diaphragm pump is provided with a liquid inlet and a liquid outlet;
the trunk line, vertical the installing the liquid outlet of diaphragm pump, install the buffer tube on the trunk line, the bottom of buffer tube with the trunk line intercommunication, the top of buffer tube is open structure, install the control valve on the trunk line, the control valve is higher than the buffer tube with the position of trunk line intercommunication.
2. A diaphragm pump liquid delivery system according to claim 1, wherein: the top and the bottom of buffer pipe all with the trunk line intercommunication, the pipe diameter of buffer pipe is greater than the pipe diameter of trunk line.
3. A diaphragm pump liquid delivery system according to claim 2, wherein: the pipe diameter of the buffer pipeline is 3-5 times of the pipe diameter of the main pipeline.
4. A diaphragm pump liquid delivery system according to claim 2, wherein: the top of buffer pipe says through first connecting pipe with the trunk line intercommunication, the bottom of buffer pipe says through the second connecting pipe with the trunk line intercommunication, the control valve is located first connecting pipe with between the second connecting pipe.
5. A diaphragm pump liquid delivery system according to claim 4, wherein: install the flowmeter on the trunk line, the flowmeter is located first connecting pipe with between the second connecting pipe.
6. A diaphragm pump liquid delivery system according to claim 1, wherein: the bottom end of the buffer pipeline is provided with an emptying port, and an emptying valve is arranged at the emptying port.
7. A diaphragm pump liquid delivery system according to claim 1, wherein: the liquid inlet of the diaphragm pump is provided with a liquid inlet pipe, and a liquid inlet valve and a first one-way valve are arranged between the liquid inlet pipe and the liquid inlet.
8. A diaphragm pump liquid delivery system according to claim 7, wherein: and a first flexible connecting pipe is arranged between the liquid inlet valve and the liquid inlet.
9. A diaphragm pump liquid delivery system according to claim 1, wherein: and a second flexible connecting pipe is arranged between the diaphragm pump and the main pipeline.
10. A diaphragm pump liquid delivery system according to claim 9, wherein: and a second one-way valve and a master control valve are arranged between the second soft connecting pipe and the main pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123432753.4U CN217206812U (en) | 2021-12-30 | 2021-12-30 | Diaphragm pump liquid conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123432753.4U CN217206812U (en) | 2021-12-30 | 2021-12-30 | Diaphragm pump liquid conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217206812U true CN217206812U (en) | 2022-08-16 |
Family
ID=82788412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123432753.4U Active CN217206812U (en) | 2021-12-30 | 2021-12-30 | Diaphragm pump liquid conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217206812U (en) |
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2021
- 2021-12-30 CN CN202123432753.4U patent/CN217206812U/en active Active
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