CN209458072U - A kind of metering pump pulsating fluid buffering pressure stabilizing output device - Google Patents
A kind of metering pump pulsating fluid buffering pressure stabilizing output device Download PDFInfo
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- CN209458072U CN209458072U CN201821694039.8U CN201821694039U CN209458072U CN 209458072 U CN209458072 U CN 209458072U CN 201821694039 U CN201821694039 U CN 201821694039U CN 209458072 U CN209458072 U CN 209458072U
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- output channel
- metering pump
- buffer
- plunger
- pressure stabilizing
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Abstract
The utility model discloses a kind of metering pump pulsating fluids to buffer pressure stabilizing output device, including metering pump ontology, the exit of the metering pump ontology is provided with output channel, buffer board is provided in the output channel, shaft is fixedly installed in the buffer board, one end of the shaft and the inner wall of output channel are rotatablely connected, the other end of the shaft passes through output channel and is fixedly connected with the output shaft of motor by shaft coupling, motor is fixed at the top of output channel, buffer area is provided on the output channel at the buffer board rear, plunger is provided in the buffer area, the two sides of the plunger are slidably arranged on guide rail, the guide rail is fixed on the inner wall of plunger tube, the plunger tube is connected with output channel.For the utility model by setting buffer board, motor, buffer area and plunger, it is single to solve traditional metering pump pulsating fluid buffering pressure stabilizing output device impact mitigation measure, ineffective, and is difficult to the problem of freely adjusting output pressure.
Description
Technical field
The utility model relates to measure pump technical field, specially a kind of metering pump pulsating fluid buffering pressure stabilizing output dress
It sets.
Background technique
Metering pump is also known as proportioning pump, is when liquor charging amount being asked to change, can be convenient and accurately by adjusting the inclined of eccentric wheel
Heart distance is realized changing the stroke of embolism, currently, the used metering pump of dosing pump line work system is pulse output side
Formula, frequency 0-360Hz per minute, output maximum pressure is up to 0.4Mpa, liquid wave when ejecting from metering pump main
It is dynamic very big, it is uneven to be easy to cause spraying, and traditional buffering stable-pressure device pressure stabilizing measure is single, it is difficult to according to actual liquid pressure
Power adjusts stable-pressure device, therefore the utility model designs a kind of metering pump pulsating fluid buffering pressure stabilizing output device to solve above-mentioned ask
Topic.
Through retrieving, Chinese patent grant number CN202991439U, Granted publication 2013.06.12 disclose metering pump surging
Fluid cushion pressure stabilizing output device connects surge tank on the pipeline between metering pump and counterbalance valve, and the volume of surge tank is equal to
The difference of average value and maximum value in the flow volume of metering pump pulsation period, by the way that surge tank, buffer fluid are arranged in pipeline
Pulsatile change, occupied area is small, and equipment investment expense is low, and high-efficient, flow is big, and mounting arrangements are convenient, reduces ripple amplitude, maintenance
At low cost, when work, is in stable condition, and reliable performance is durable.
Buffering pressure stabilizing output device in the patent has the following disadvantages:
1. the buffering pressure stabilizing output device impact mitigation measure is single, effect is poor；
2. the buffering pressure stabilizing output device is difficult to adjust stable-pressure device according to actual liquid pressure, transfer efficiency is low, uses
It is inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of metering pump pulsating fluids to buffer pressure stabilizing output device, existing to solve
The problems in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of metering pump pulsating fluid buffering pressure stabilizing
Output device, including metering pump ontology, the exit of the metering pump ontology are provided with output channel, set in the output channel
It is equipped with buffer board, shaft is fixedly installed in the buffer board, one end of the shaft and the inner wall of output channel are rotatablely connected,
The other end of the shaft passes through output channel and is fixedly connected with the output shaft of motor by shaft coupling, the motor fixed setting
It is provided with buffer area on the top of output channel, the output channel at the buffer board rear, is provided with column in the buffer area
Plug, the two sides of the plunger are slidably arranged on guide rail, and the guide rail is fixed on the inner wall of plunger tube, the plunger tube
Be connected with output channel, the end of the plunger is fixedly connected with one end of electric telescopic rod, the electric telescopic rod it is another
One end is fixedly connected with cover board, is provided with counterbalance valve on the output channel at the buffer area rear.
Preferably, there are three the buffer board settings, three buffer boards are equidistantly staggered in output channel
Internal two sides, and the size of the buffer board is slightly larger than the semicircle size of output channel.
Preferably, there are two the setting buffers, two buffer areas are one in front and one in back staggered in output channel
On.
Preferably, the cross section of the buffer area is set as semicircle shape.
Preferably, the end of the plunger is set as hemispherical.
Preferably, first pressure sensing is fixedly installed on the inner wall of the output channel in metering pump ontology exit
Device is fixedly installed second pressure sensor, the buffering on the inner wall of the output channel between the buffer board and buffer area
Third pressure sensor is fixedly installed on the inner wall of output channel between area and counterbalance valve.
Preferably, the side of the metering pump ontology is fixedly installed controller, the motor, electric telescopic rod, first
Pressure sensor, second pressure sensor and third pressure sensor are electrically connected with controller.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model avoids the device from buffering pressure stabilizing measure by the way that multiple staggered buffer boards and buffer area is arranged
It is single, and multi-buffer structure of voltage regulation makes voltage regulation result more preferable, pressure regulation spectrum is more accurate.
(2) the utility model is by setting motor and electric telescopic rod, so that the output pressure of the device is freely adjustable,
When the pressure signal that first pressure sensor, second pressure sensor and third pressure sensor detect is not up to setting value
When, controller can control motor rotation, and motor drives shaft rotation, and shaft drives buffer board rotation, and then changeable channel is big
It is small, therefore the pressure of adjustable liquid, controller also can control electric telescopic rod work, electric telescopic rod drives plunger along guide rail
It is mobile, and then the gap of changeable plunger and buffer area, therefore fluid passage size also changes correspondingly, therefore the pressure of adjustable liquid
Power.
Detailed description of the invention
Fig. 1 is the front elevational view that a kind of metering pump pulsating fluid of the utility model buffers pressure stabilizing output device；
Fig. 2 is the buffer board cross section structure figure that a kind of metering pump pulsating fluid of the utility model buffers pressure stabilizing output device；
Fig. 3 is the functional block diagram that a kind of metering pump pulsating fluid of the utility model buffers pressure stabilizing output device.
In figure: 1, metering pump ontology；2, output channel；3, buffer board；4, shaft；5, motor；6, buffer area；7, plunger；
8, guide rail；9, plunger tube；10, electric telescopic rod；11, cover board；12, counterbalance valve；13, controller；14, first pressure sensor；
15, second pressure sensor；16, third pressure sensor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, 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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-3, the utility model provides a kind of technical solution: a kind of metering pump pulsating fluid buffering pressure stabilizing
Output device, including metering pump ontology 1, the exit of metering pump ontology 1 are provided with output channel 2, are provided in output channel 2
Buffer board 3, buffer board 3 be provided with it is multiple, such as three, three buffer boards 3 are equidistantly staggered in the inside of output channel 2 two
Side, and the size of buffer board 3 is slightly larger than the semicircle size of output channel 2, is fixedly installed shaft 4 in buffer board 3, shaft 4
The inner wall of one end and output channel 2 is rotatablely connected, and the other end of shaft 4 passes through output channel 2 and the output shaft of motor 5 passes through connection
Axis device is fixedly connected, and motor 5 is fixed at the top of output channel 2, is provided on the output channel 2 at 3 rear of buffer board slow
Area 6 is rushed, there are two the settings of buffer area 6, and two buffer areas 6 are one in front and one in back staggered on output channel 2, set in buffer area 6
It is equipped with plunger 7, the two sides of plunger 7 are slidably arranged on guide rail 8, and guide rail 8 is fixed on the inner wall of plunger tube 9, plunger tube 9
Be connected with output channel 2, the end of plunger 7 is fixedly connected with one end of electric telescopic rod 10, electric telescopic rod 10 it is another
End is fixedly connected with cover board 11, so that 7 installation and maintenance of plunger are convenient, the cross section of buffer area 6 is set as half for the setting of cover board 11
Round shape, the end of plunger 7 are set as hemispherical, and counterbalance valve 12, metering pump sheet are provided on the output channel 2 at 6 rear of buffer area
First pressure sensor 14 is fixedly installed on the inner wall of the output channel 2 in 1 exit of body, between buffer board 3 and buffer area 6
Second pressure sensor 15, the output channel 2 between buffer area 6 and counterbalance valve 12 are fixedly installed on the inner wall of output channel 2
Inner wall on be fixedly installed third pressure sensor 16, the side of metering pump ontology 1 is fixedly installed controller 13, controller
13 are set as the single-chip microcontroller that model is MSP430F1111A, and motor 5, electric telescopic rod 10, first pressure sensor 14, second are pressed
Force snesor 15 and third pressure sensor 16 are electrically connected with controller 13.
The working principle of the utility model is: in use, when metering pump ontology 1 export a pulsatile liquid flow when, successively
By multiple buffer boards 3 and the buffering decompression of multiple buffering area 6, when first pressure sensor 14, second pressure sensor 15 and the
When the pressure signal that three pressure sensors 16 detect is not up to setting value, controller 13 can control motor 5 to rotate, 5 band of motor
Turn axis 4 rotates, and shaft 4 drives buffer board 3 to rotate, and then changeable channel sized, therefore the pressure of adjustable liquid, controller
13 also can control electric telescopic rod 10 to work, and electric telescopic rod 10 drives plunger 7 to move along guide rail 8, and then changeable plunger 7
With the gap of buffer area 6, therefore fluid passage size is also changed correspondingly, therefore the pressure of adjustable liquid, by be arranged it is multiple staggeredly
Buffer board 3 and buffer area 6, avoid device buffering pressure stabilizing measure single, and effect is more preferable, and pressure regulation spectrum is more smart
Really.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (7)
1. a kind of metering pump pulsating fluid buffers pressure stabilizing output device, including metering pump ontology (1), it is characterised in that: the meter
The exit of amount pump ontology (1) is provided with output channel (2), is provided with buffer board (3) in the output channel (2), described slow
It is fixedly installed shaft (4) in punching (3), one end of the shaft (4) and the inner wall of output channel (2) are rotatablely connected, described
The other end of shaft (4) passes through output channel (2) and is fixedly connected with the output shaft of motor (5) by shaft coupling, the motor (5)
It is fixed at the top of output channel (2), is provided with buffer area (6) on the output channel (2) at buffer board (3) rear,
It is provided with plunger (7) in the buffer area (6), the two sides of the plunger (7) are slidably arranged on guide rail (8), the guide rail (8)
It is fixed on the inner wall of plunger tube (9), the plunger tube (9) is connected with output channel (2), the end of the plunger (7)
Portion is fixedly connected with the one end of electric telescopic rod (10), the other end of the electric telescopic rod (10) and cover board (11) fixed company
It connects, is provided with counterbalance valve (12) on the output channel (2) at buffer area (6) rear.
2. a kind of metering pump pulsating fluid according to claim 1 buffers pressure stabilizing output device, it is characterised in that: described slow
Punching (3) is provided with multiple, and multiple buffer boards (3) are equidistantly staggered in the inside two sides of output channel (2), and institute
The radial dimension for stating buffer board (3) is greater than the radial semicircle size of output channel (2).
3. a kind of metering pump pulsating fluid according to claim 1 buffers pressure stabilizing output device, it is characterised in that: described slow
It rushes there are two area (6) settings, two buffer areas (6) are one in front and one in back staggered along fluid flow direction in output channel
(2) on.
4. a kind of metering pump pulsating fluid according to claim 1 buffers pressure stabilizing output device, it is characterised in that: described slow
The cross section for rushing area (6) is set as semicircle shape.
5. a kind of metering pump pulsating fluid according to claim 1 buffers pressure stabilizing output device, it is characterised in that: the column
The end of plug (7) is set as hemispherical.
6. a kind of metering pump pulsating fluid according to claim 1 buffers pressure stabilizing output device, it is characterised in that: the meter
First pressure sensor (14), the buffer board are fixedly installed on the inner wall of the output channel (2) in amount pump ontology (1) exit
(3) second pressure sensor (15), the buffering are fixedly installed on the inner wall of the output channel (2) between buffer area (6)
Third pressure sensor (16) are fixedly installed on the inner wall of output channel (2) between area (6) and counterbalance valve (12).
7. a kind of metering pump pulsating fluid according to claim 6 buffers pressure stabilizing output device, it is characterised in that: the meter
The side of amount pump ontology (1) is fixedly installed controller (13), the motor (5), electric telescopic rod (10), first pressure sensing
Device (14), second pressure sensor (15) and third pressure sensor (16) are electrically connected with controller (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694039.8U CN209458072U (en) | 2018-10-18 | 2018-10-18 | A kind of metering pump pulsating fluid buffering pressure stabilizing output device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694039.8U CN209458072U (en) | 2018-10-18 | 2018-10-18 | A kind of metering pump pulsating fluid buffering pressure stabilizing output device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209458072U true CN209458072U (en) | 2019-10-01 |
Family
ID=68036757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821694039.8U Active CN209458072U (en) | 2018-10-18 | 2018-10-18 | A kind of metering pump pulsating fluid buffering pressure stabilizing output device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209458072U (en) |
-
2018
- 2018-10-18 CN CN201821694039.8U patent/CN209458072U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210406 Address after: 1505 Shuhai Road, Songjiang District, Shanghai, 201611 Patentee after: SHANGHAI GUOLONG BIOTECHNOLOGY Co.,Ltd. Address before: No.1505 Shuhai Road, East District, Songjiang Industrial Park, Songjiang District, Shanghai Patentee before: SHANGHAI GLOBAL BIOTECHNOLOGY GROUP Co.,Ltd. |