CN208793171U - Suction pipe sunk diaphragm metering pump fixes device - Google Patents
Suction pipe sunk diaphragm metering pump fixes device Download PDFInfo
- Publication number
- CN208793171U CN208793171U CN201821521723.6U CN201821521723U CN208793171U CN 208793171 U CN208793171 U CN 208793171U CN 201821521723 U CN201821521723 U CN 201821521723U CN 208793171 U CN208793171 U CN 208793171U
- Authority
- CN
- China
- Prior art keywords
- valve
- metering pump
- diaphragm metering
- tank
- feed liquor
- 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
- Reciprocating Pumps (AREA)
Abstract
The utility model discloses the fixed devices of suction pipe sunk diaphragm metering pump, belong to delivery pump field, including feed liquor tank, inject tank and diaphragm metering pump, diaphragm metering pump is vertically located at the upper end of feed liquor tank, the lower end of diaphragm metering pump is connected to by intake line with feed liquor tank, the upper end of diaphragm metering pump is connected to by output pipe with injection tank, unidirectional liquid feed valve is equipped with close to one end of diaphragm metering pump on intake line, output pipe is equipped with liquid valve close to one end of metering pump, one end of injection tank is equipped with the horizontal tube for extending outwardly and being connected to its inside, output pipe is connected to by injection valve with level, injection valve is located on horizontal tube and installs straight down, output pipe is equipped with return valve, return valve is connected to by return line with feed liquor tank.The utility model can effectively prevent suck-back, and set relief valve, can keep the constant of pressure, promote safety.
Description
Technical field
The utility model belongs to delivery pump field, is related to the fixed device of suction pipe sunk diaphragm metering pump.
Background technique
Diaphragm metering pump, metering pump extract liquid out injected system by the movement of diaphragm from chemical tank, convey liquid
Tool, pump inner plunger when moving back and forth every time, fix by the liquid capacity amount conveyed, to realize the function of metering, changes
The round-trip number of the distance or the plunger of unit time of single plunger operation, may be implemented the adjusting of flow.
At present diaphragm metering pump during the installation process, due to the difference of mounting means, it may appear that water filling loss, it is many at present
Mounting means, it is fixed inconvenient, to save the time and facilitating mixed chemical medicament, feed pump can be made to be close to the input end of well pump
Best, it is also necessary to one section of longer drain pipe is installed, the end of drain pipe is fixed on the cylinder of pump, minim pipette or foot valve
Or lower part is all put into well, backsiphonage valve is necessarily mounted at lower than the row of feeder and chemical reserve tank mouthful place, if pacifying
Dress unsuccessfully may cause siphon appearance, therefore mounting means directly affects the service efficiency of diaphragm metering pump.
Utility model content
The purpose of this part be summarize the embodiments of the present invention some aspects and briefly introduce it is some compared with
Good embodiment.May be done in this part and the summary of the description of the application and utility model title it is a little simplify or omit with
Avoid the purpose for making this part, abstract of description and utility model title fuzzy, and this simplification or omission cannot be used for limiting
The scope of the utility model.
The problem of describing in view of the aforementioned technical background proposes the utility model, and therefore, the utility model is wherein
One purpose is to provide a kind of fixed device of suction pipe sunk diaphragm metering pump, can effectively prevent suck-back, and set relief valve,
The constant of pressure can be kept, safety is promoted.
In order to solve the above technical problems, the technical solution adopted in the utility model is: suction pipe sunk diaphragm metering pump is solid
Determine device, including feed liquor tank, injection tank and diaphragm metering pump, the diaphragm metering pump are vertically located at the upper end of the feed liquor tank,
The lower end of the diaphragm metering pump is connected to by intake line with the feed liquor tank, and the upper end of the diaphragm metering pump passes through output
Pipeline is connected to injection tank, is equipped with unidirectional liquid feed valve close to one end of the diaphragm metering pump on the intake line, described defeated
Pipeline is equipped with liquid valve close to one end of the metering pump out, and one end of the injection tank, which is equipped with, to extend outwardly and connect with inside it
Logical horizontal tube, the output pipe are connected to by injection valve with horizontal, and the injection valve is located on the horizontal tube and vertically
Installation downwards, the output pipe are equipped with return valve, and the return valve is connected to by return line with the feed liquor tank, described
Relief valve is additionally provided on output pipe, the relief valve is located at the one end of the return valve far from the inlet tube.
Further, the intake line, output pipe and return line are flexible conduit and are all made of polytetrafluoroethyl-ne
Alkene material is made.
Further, vent valve is additionally provided on the output pipe, the vent valve is located at the upper end of the liquid valve, institute
Vent valve is stated to be located between the return valve and liquid valve.
Further, non-return valve is additionally provided on the output pipe, the non-return valve passes through quick connector and the output
Piping connection, the non-return valve are located at the one end of the return valve far from the liquid valve.
Further, the intake line is equipped with strainer valve, and the strainer valve is located at the lower end of the unidirectional liquid feed valve,
Clump weight is equipped between the strainer valve and the unidirectional liquid feed valve, the strainer valve is located at the lower part in the feed liquor tank.
Further, the strainer valve is foot-operated strainer valve.
Further, the feed liquor tank is vertical with injection tank and is arranged in parallel, the inner surface of the feed liquor tank and injection tank
Equipped with corrosion-resistant coating.
Compared with prior art, the utility model has the advantage that as follows with good effect.
1, horizontal tube is arranged in the utility model on injection tank, and output pipe is connected to by injection valve with horizontal tube, sprays
Valve is arranged vertically downward, effective lift-off seal performance, and can avoid reflux, and diaphragm metering pump is vertically mounted on the upper of inlet tube
End, greatly shortens the path of pumping, promotes the efficiency of pumping, easier for installation reliable, easy to operate, and relief valve is arranged, if
Pipeline pressure can fluctuate during installation, once pressure reaches a definite value, preset relief valve passes through the liquid that pumping is taken
Pressure relief pipe returns to feed liquor tank, this can prevent the driving source on diaphragm metering pump from burning, while prevent in diaphragm metering pump
Membrane ruptures, promoted security performance；
2, intake line, output pipe and return line are flexible conduit and are all made of polytetrafluoroethylene (PTFE) material and are made,
Flexible conduit is conveniently attached, and the corrosion-and high-temp-resistant of polytetrafluoroethylene (PTFE) material can be strong, long service life；
3, the extra liquid not emptied can be transported in feed liquor tank by setting return valve in time, continued next circulation, kept away
When exempting from overflow, especially pumping corrosive liquid, safety is promoted, and also avoids the waste of pumping liquid simultaneously；
4, strainer valve is located at the inside of feed liquor tank, it is ensured that into the degree of purity of intake line internal liquid, avoids impurity
The inside for entering pump head generates damage to diaphragm, the service life of diaphragm can be promoted after setting strainer valve.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the fixed device of the utility model suction pipe sunk diaphragm metering pump；
Fig. 2 is the structural schematic diagram of the utility model suction pipe sunk film metering pump and mating parts.
Appended drawing reference:
1- feed liquor tank；2- injects tank；21- injection valve；3- diaphragm metering pump；The unidirectional liquid feed valve of 31-；32- liquid valve；33-
Vent valve；34- return valve；35- strainer valve；36- clump weight；37- non-return valve；4- output pipe；5- intake line；6- return pipe
Road；7- relief valve；8- pressure relief pipe.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.
Secondly, the utility model combination schematic diagram is described in detail, when the utility model embodiment is described in detail, for convenient for
Illustrate, indicates that the sectional view of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example,
This should not limit the range of the utility model protection.In addition, the three-dimensional space of length, width and depth should be included in actual fabrication
Between size
Again, it should be noted that in the absence of conflict, the spy in the embodiments of the present invention and embodiment
Sign can 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.
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing to the utility model
Specific embodiment elaborate.
As depicted in figs. 1 and 2, the fixed device of suction pipe sunk diaphragm metering pump, including feed liquor tank 1, injection tank 2 and diaphragm
Metering pump 3, diaphragm metering pump 3 are vertically located at the upper end of feed liquor tank 1, and the lower end of diaphragm metering pump 3 passes through intake line 5 and feed liquor
Tank 1 is connected to, and the upper end of diaphragm metering pump 3 is connected to by output pipe 4 with injection tank 2, close to diaphragm metering pump on intake line 5
3 one end is equipped with unidirectional liquid feed valve 31, and output pipe 4 is equipped with liquid valve 32 close to one end of metering pump, and one end of injection tank 2 is set
There is the horizontal tube for extending outwardly and being connected to its inside, output pipe 4 is connected to by injection valve 21 with level, and injection valve 21 is located at
It installs on horizontal tube and straight down, output pipe 4 is equipped with return valve 34, and return valve 34 passes through return line 6 and feed liquor tank 1
The extra liquid not emptied can be transported in feed liquor tank 1 in time, continue next circulation, avoid by connection, setting return valve 34
When overflow, especially pumping corrosive liquid, safety is promoted, and also avoids the waste of pumping liquid simultaneously, it is defeated
Relief valve 7 is additionally provided on pipeline 4 out, relief valve 7 is located at the one end of return valve 34 far from inlet tube, if pipeline pressure is during installation
It can fluctuate, once pressure reaches a definite value, preset relief valve 7 returns to the liquid that pumping is taken by pressure relief pipe 8
Feed liquor tank 1, this can prevent the driving source on diaphragm metering pump 3 from burning, while prevent the membrane ruptures in diaphragm metering pump 3,
Promote security performance.
Preferably, intake line 5, output pipe 4 and return line 6 are flexible conduit and are all made of polytetrafluoroethylene (PTFE) material
Matter is made, and flexible conduit is conveniently attached, and the corrosion-and high-temp-resistant of polytetrafluoroethylene (PTFE) material can be strong, long service life.
Preferably, vent valve 33 is additionally provided on output pipe 4, vent valve 33 is located at the upper end of liquid valve 32, vent valve 33
It is located between return valve 34 and liquid valve 32, the gas in output pipe 4 is discharged in time, promotes the efficiency of pumping.
Preferably, non-return valve 37 is additionally provided on output pipe 4, non-return valve 37 is connect by quick connector with output pipe 4,
Non-return valve 37 is located at the one end of return valve 34 far from liquid valve 32, and the liquid that the setting of non-return valve 37 can avoid during output falls
Stream guarantees the efficiency of discharge, and the efficiency assembled with output pipe 4 can be promoted using quick connector.
Preferably, intake line 5 is equipped with strainer valve 35, and strainer valve 35 is located at the lower end of unidirectional liquid feed valve 31, strainer valve
Be equipped with clump weight 36 between 35 and unidirectional liquid feed valve 31, strainer valve 35 is located at the lower part in feed liquor tank 1, strainer valve 358 be located at into
The inside of flow container 1, it is ensured that into the degree of purity of 5 internal liquid of intake line, impurity is avoided to enter the interior of diaphragm metering pump 3
Portion generates damage to internal diaphragm, the service life of diaphragm metering pump 3 can be promoted after setting strainer valve 35, clump weight is arranged
36, it is ensured that strainer valve 35 in feed liquor tank 1, avoids suction, guarantee the stability of feed liquor always.
Preferably, strainer valve 35 is foot-operated strainer valve 35, rides control, operates convenient for operator, more convenient fast
It is prompt.
Preferably, feed liquor tank 1 is vertical with injection tank 2 and is arranged in parallel, and shortens pumping distance, promotes the efficiency of pumping, into
The inner surface of flow container 1 and injection tank 2 is equipped with corrosion-resistant coating, extends inlet tube and injects the service life of tank 2.
During practical operation, diaphragm metering pump 3 is fixed and is vertically set on the top of feed liquor tank 1, to greatest extent
The distance for shortening pumping, intake line 5 is connect with the input terminal of diaphragm metering pump 3, and by unidirectional liquid feed valve 31, counterweight
Block 36 and strainer valve 35 are located on intake line 5, under then the strainer valve 35 on intake line 5 is located inside feed liquor tank 1
End, guarantee the stability of feed liquor, set on output pipe 4 liquid valve 32, vent valve 33, return valve 34, non-return valve 37 and
Relief valve 7 guarantees the smooth pumping of liquid, and vent valve 33 can be timely vented in pumping procedure, guarantees the efficiency of pumping, returns
Stream valve 34 can avoid overflow, and non-return valve 37 can avoid suck-back, and relief valve 7 can guarantee the stability of internal pressure, promote whole knot
The security performance of structure.
It should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although reference
The utility model is described in detail in preferred embodiment, those skilled in the art should understand that, it can be to this reality
It is modified or replaced equivalently with novel technical solution, without departing from the spirit and scope of the technical scheme of the present invention,
It should all cover in the scope of the claims of the utility model.
Claims (7)
1. suction pipe sunk diaphragm metering pump fixes device, it is characterised in that: including feed liquor tank, tank and diaphragm metering pump are injected,
The diaphragm metering pump is vertically located at the upper end of the feed liquor tank, the lower end of the diaphragm metering pump by intake line with it is described
The upper end of the connection of feed liquor tank, the diaphragm metering pump is connected to by output pipe with injection tank, close to institute on the intake line
The one end for stating diaphragm metering pump is equipped with unidirectional liquid feed valve, and the output pipe is equipped with liquid valve close to one end of the metering pump,
One end of the injection tank is equipped with the horizontal tube for extending outwardly and being connected to its inside, and the output pipe passes through injection valve and water
Flat connection, the injection valve are located on the horizontal tube and install straight down, and the output pipe is equipped with return valve, described
Return valve is connected to by return line with the feed liquor tank, relief valve is additionally provided on the output pipe, the relief valve is located at
The one end of the return valve far from the inlet tube.
2. the fixed device of suction pipe sunk diaphragm metering pump according to claim 1, it is characterised in that: the input pipe
Road, output pipe and return line are flexible conduit and are all made of polytetrafluoroethylene (PTFE) material and are made.
3. the fixed device of suction pipe sunk diaphragm metering pump according to claim 1, it is characterised in that: the output pipe
On be additionally provided with vent valve, the vent valve is located at the upper end of the liquid valve, and the vent valve is located at the return valve and liquid out
Between valve.
4. the fixed device of suction pipe sunk diaphragm metering pump according to claim 3, it is characterised in that: the output pipe
On be additionally provided with non-return valve, the non-return valve connect by quick connector with the output pipe, the non-return valve be located at described in time
Flow the one end of valve far from the liquid valve.
5. the fixed device of suction pipe sunk diaphragm metering pump according to claim 1, it is characterised in that: the intake line
Be equipped with strainer valve, the strainer valve is located at the lower end of the unidirectional liquid feed valve, the strainer valve and the unidirectional liquid feed valve it
Between be equipped with clump weight, the strainer valve is located at the lower part in the feed liquor tank.
6. the fixed device of suction pipe sunk diaphragm metering pump according to claim 5, it is characterised in that: the strainer valve is
Foot-operated strainer valve.
7. the fixed device of suction pipe sunk diaphragm metering pump according to claim 1, it is characterised in that: the feed liquor tank with
Injection tank is vertical and is arranged in parallel, and the inner surface of the feed liquor tank and injection tank is equipped with corrosion-resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821521723.6U CN208793171U (en) | 2018-09-18 | 2018-09-18 | Suction pipe sunk diaphragm metering pump fixes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821521723.6U CN208793171U (en) | 2018-09-18 | 2018-09-18 | Suction pipe sunk diaphragm metering pump fixes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793171U true CN208793171U (en) | 2019-04-26 |
Family
ID=66209950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821521723.6U Active CN208793171U (en) | 2018-09-18 | 2018-09-18 | Suction pipe sunk diaphragm metering pump fixes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793171U (en) |
-
2018
- 2018-09-18 CN CN201821521723.6U patent/CN208793171U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8047808B2 (en) | Geyser pump | |
| CN208184996U (en) | A kind of self priming pump with automatic water supplement function | |
| CN208793171U (en) | Suction pipe sunk diaphragm metering pump fixes device | |
| CN212055160U (en) | Automatic liquid extracting device of centrifugal pump | |
| JP7362347B2 (en) | Fuel pump for internal combustion engines | |
| CN210240007U (en) | Horizontal mixed flow pump is from inhaling pressure device that intakes | |
| CN201025361Y (en) | A water drop steam generation device | |
| CN210769475U (en) | Water diversion tank mounted in front of pump | |
| CN209129140U (en) | A kind of integrated prefabricated pumping plant with self-cleaning function | |
| CN2784632Y (en) | Water injection device of centrifugal water pump | |
| CN211488974U (en) | Siphon adder for CTP cleaning equipment | |
| CN205516653U (en) | Steam and water separator | |
| CN207012948U (en) | A kind of self priming pump feeding device for being used to prepare solid phosgene | |
| CN205190237U (en) | Self priming pump system for sewage treatment | |
| CN212960912U (en) | Siphon breaking device | |
| CN218542622U (en) | Water diversion device of mining centrifugal pump | |
| RU2633090C1 (en) | Two-chamber fuel tank | |
| CN203230029U (en) | Drainage device used for mixer pond | |
| CN109322841A (en) | A kind of mixed flow pump station of one-key start | |
| CN216742020U (en) | Vacuum water diversion tank and suction water pumping device using same | |
| CN215108996U (en) | Intelligent control coal seam water injection system | |
| CN210891061U (en) | Reflux unit for suction tank | |
| CN207906085U (en) | A kind of without bottom valve centrifugal pump vacuum priming device | |
| CN212958997U (en) | Self-suction device for sealing soft water of vacuum pump | |
| CN206592341U (en) | A kind of pump housing with Discharging bent-tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |