CN221033092U - Double-way metering pump - Google Patents
Double-way metering pump Download PDFInfo
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- CN221033092U CN221033092U CN202322879217.1U CN202322879217U CN221033092U CN 221033092 U CN221033092 U CN 221033092U CN 202322879217 U CN202322879217 U CN 202322879217U CN 221033092 U CN221033092 U CN 221033092U
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- pump
- sliding vane
- pump shell
- liquid outlet
- liquid inlet
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- 239000007788 liquid Substances 0.000 claims abstract description 95
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 description 15
- 238000012423 maintenance Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a double-way metering pump, which comprises a pump shell, wherein the rear end of the pump shell is provided with a liquid inlet and a liquid outlet; the device also comprises a bracket, two sliding vane pumps and two stepping motors, wherein the bracket is fixedly provided with an upper layer and a lower layer in the pump shell; the two sliding vane pumps are fixedly arranged on the upper layer of the support and the lower layer of the support respectively, the inlets of the two sliding vane pumps are communicated with the liquid inlet, and the outlets of the two sliding vane pumps are communicated with the liquid outlet; the two sliding vane pumps are in one-to-one correspondence and are fixedly connected with the two stepping motors, and the stepping motors are used for driving the corresponding sliding vane pumps to operate.
Description
Technical Field
The utility model relates to the technical field of metering pumps, in particular to a two-way metering pump.
Background
The metering pump is mainly used for precisely metering and controlling the volume or the mass of fluid, realizes the precise metering of the fluid flow through a specific mechanical structure, is mainly applied to a medicament adding pipeline of circulating water such as a power plant, a chemical plant, an oil refinery and the like, and is usually required to be stopped for maintenance when damaged in the use process, thus delaying production.
The invention application with publication number CN110792571A discloses an intelligent metering pumping system for micro-fluid, which comprises an organic case, wherein a liquid crystal touch screen and a micro pump are arranged on the front surface of the case, and a stepping motor for driving the micro pump to operate is arranged in the case.
According to the technical scheme, in the pumping process, after the micro pump is damaged, the pumping system is stopped for maintenance work, and the production is easy to delay, so that the technical problem is solved, and a two-way metering pump is necessary to be provided.
Disclosure of utility model
In view of the above, the utility model provides a two-way metering pump, which is maintained without stopping the pumping system, thereby being beneficial to continuous production.
The technical scheme of the utility model is realized as follows: the utility model provides a double-way metering pump, which comprises a pump shell, wherein,
The rear end of the pump shell is provided with a liquid inlet and a liquid outlet;
Also comprises a bracket, two sliding vane pumps and two stepping motors, wherein,
An upper layer and a lower layer are fixedly arranged in the pump shell of the bracket;
The two sliding vane pumps are fixedly arranged on the upper layer of the support and the lower layer of the support respectively, the inlets of the two sliding vane pumps are communicated with the liquid inlet, and the outlets of the two sliding vane pumps are communicated with the liquid outlet;
The two sliding vane pumps are in one-to-one correspondence and are fixedly connected with the two stepping motors, and the stepping motors are used for driving the corresponding sliding vane pumps to operate.
On the basis of the technical proposal, the heat-dissipating device preferably further comprises a heat-dissipating fin, wherein,
The radiating fins are fixedly arranged on the side part of the stepping motor;
The radiating fins are uniformly distributed with vent holes.
On the basis of the technical proposal, the utility model preferably further comprises a heat dissipation fan, wherein,
The heat dissipation fan is fixedly arranged at the rear end of the pump shell and is communicated with the inside of the pump shell;
the front end of the pump shell is provided with an air inlet hole which is communicated with the inside of the pump shell.
On the basis of the technical proposal, the utility model preferably further comprises an access panel, wherein,
The rear end of the pump shell is provided with an access hole which is arranged below the heat dissipation fan;
the access panel is detachably mounted on the access opening.
On the basis of the technical proposal, the utility model preferably further comprises a liquid inlet pipe and a liquid outlet pipe, wherein,
The liquid inlet and the liquid outlet are arranged at the bottom of the rear end of the pump shell and below the overhaul port;
the liquid inlet pipe is fixedly arranged in the pump shell and is arranged at one side of the sliding vane pump;
One end of the liquid inlet pipe is fixedly connected and communicated with the liquid inlet, and the other end of the liquid inlet pipe is provided with two output ports;
The two output ports are in one-to-one correspondence and are communicated with inlets of the two slide pumps;
the liquid outlet pipe is fixedly arranged in the pump shell and is arranged at one side of the sliding vane pump far away from the liquid inlet pipe;
One end of the liquid outlet pipe is fixedly connected and communicated with the liquid outlet, and the other end of the liquid outlet pipe is provided with two input ports;
The two input ports are in one-to-one correspondence and communicated with the outlets of the two sliding vane pumps.
On the basis of the technical proposal, the utility model preferably further comprises a liquid inlet valve and a liquid outlet valve, wherein,
The liquid inlet valve is fixedly arranged between the output port and the inlet of the sliding vane pump;
The liquid outlet valve is fixedly arranged between the input port and the outlet of the sliding vane pump.
On the basis of the technical proposal, the device preferably further comprises an electronic flowmeter, wherein,
The electronic flowmeter is arranged at one end of the liquid outlet pipe far away from the input port and is arranged in the pump shell.
On the basis of the technical proposal, the utility model preferably further comprises a rubber cushion block, wherein,
The rubber cushion block is clamped between the sliding vane pump and the bracket.
On the basis of the technical proposal, the utility model preferably further comprises a grounding seat, wherein,
The grounding seat is fixedly arranged at the bottom of the pump shell;
The grounding seat is provided with a bolt mounting hole.
On the basis of the technical proposal, the liquid crystal touch screen is preferable, wherein,
The liquid crystal touch screen is fixedly arranged at the top of the pump shell;
The liquid crystal touch screen is obliquely arranged with low front and high rear.
Compared with the prior art, the double-way metering pump has the following beneficial effects:
(1) Through setting up two gleitbretter pumps respectively fixed setting on upper and lower two-layer support, the import all communicates the inlet of two gleitbretter pumps, and the export all communicates the liquid outlet of two gleitbretter pumps, this structure has formed two way pumping pipelines, and when maintenance was all the way, the pumping work can be participated in to the other way, need not shut down pumping system, is favorable to going on of continuity of production, is difficult for delaying production.
(2) Through setting up radiating fin, heat dissipation fan, fresh air inlet, ventilation hole, be favorable to step motor's heat dissipation, improve step motor's life.
(3) Through setting up the rubber cushion between gleitbretter pump and support for the vibration that gleitbretter pump and step motor during operation produced is difficult for transmitting to on the pump case, noise reduction is to the interference of surrounding environment.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a two-way metering pump of the present utility model;
FIG. 2 is a partial side view of the present utility model;
FIG. 3 is a partial exploded view of the present utility model;
FIG. 4 is a partial rear view of the present utility model;
FIG. 5 is a schematic view of a pipeline connection structure according to the present utility model;
FIG. 6 is a schematic diagram of the connection structure of the sliding vane pump and the stepper motor of the present utility model;
In the figure: pump case 1, bracket 2, sliding vane pump 3, stepper motor 4, radiating fin 5, radiating fan 6, access panel 7, liquid inlet pipe 8, liquid outlet pipe 9, liquid inlet valve 10, liquid outlet valve 11, electronic flowmeter 12, rubber cushion block 13, grounding seat 14, liquid crystal touch screen 15, check valve 16, liquid inlet 101, liquid outlet 102, air inlet 103, access 104, vent 501, output port 801, input port 901, bolt mounting hole 1401.
Detailed Description
The following description of the embodiments of the present utility model will be made in detail and with reference to specific embodiments of the present utility model, but it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1-6, the double-way metering pump comprises a pump shell 1, wherein the rear end of the pump shell 1 is provided with a liquid inlet 101 and a liquid outlet 102;
specifically, the pump shell 1 is a hollow rectangular box body, the two sides of the rear end of the pump shell are symmetrically provided with a liquid inlet 101 and a liquid outlet 102, the liquid inlet 101 and the liquid outlet 102 are all L-shaped pipes, the L-shaped pipes and the pump shell 1 are welded and fixed, one end of each L-shaped pipe extends into the pump shell 1, and the other end of each L-shaped pipe is externally arranged outside the pump shell 1 and is used for pipeline connection.
The device also comprises a bracket 2, two sliding vane pumps 3 and two stepping motors 4, wherein the bracket 2 is fixedly provided with an upper layer and a lower layer in the pump shell 1; the two sliding vane pumps 3 are fixedly arranged on the upper and lower layers of brackets 2 respectively, the inlets of the two sliding vane pumps 3 are communicated with the liquid inlet 101, and the outlets of the two sliding vane pumps 3 are communicated with the liquid outlet 102; the two sliding vane pumps 3 and the two stepping motors 4 are in one-to-one correspondence and fixedly connected, and the stepping motors 4 are used for driving the corresponding sliding vane pumps 3 to operate.
Specifically, the support 2 comprises two channel steel, one end of the channel steel is welded with the pump shell 1, a mounting hole is formed in the channel steel and used for mounting the sliding vane pump 3, outlets of the two sliding vane pumps 3 are connected with the liquid outlet 102 through pipelines respectively, inlets of the two sliding vane pumps 3 are connected with the liquid inlet 101 through pipelines respectively, an output end of the stepping motor 4 is fixedly connected with a rotor of the sliding vane pump 3, and the stepping motor 4 drives the sliding vane pump 3 to operate when being electrified.
The structure forms two paths of pumping pipelines, when one path is maintained, the other path can participate in pumping work, a pumping system is not required to be stopped, the continuous production is facilitated, and the production is not easy to delay.
As a preferable implementation mode of the double-way metering pump, the double-way metering pump further comprises a radiating fin 5 and a radiating fan 6, wherein the radiating fin 5 is fixedly arranged on the side part of the stepping motor 4; the radiating fins 5 are uniformly provided with vent holes 501; the heat radiation fan 6 is fixedly arranged at the rear end of the pump shell 1, and the heat radiation fan 6 is communicated with the inside of the pump shell 1; the front end of the pump shell 1 is provided with an air inlet 103, and the air inlet 103 is communicated with the inside of the pump shell 1.
Specifically, as shown in fig. 5 and 6, the heat dissipation fins 5 are square fins, a plurality of fins are welded and fixed on the casing of the stepper motor 4, heat dissipation of the stepper motor 4 is achieved through the heat dissipation fins 5, the ventilation holes 501 are used for ventilation between two adjacent heat dissipation fins 5, heat dissipation effect is improved, and heat in the pump casing 1 is discharged when the heat dissipation fan 6 is electrified.
As a preferred embodiment of the double-way metering pump, the double-way metering pump further comprises an access panel 7, wherein the rear end of the pump shell 1 is provided with an access opening 104, and the access opening 104 is arranged below the heat radiation fan 6; access panel 7 is removably mounted to access port 104.
Specifically, as shown in fig. 2, the access panel 7 is installed and fixed on the access port 104 by screwing a hand, and when the equipment inside the pump casing 1 needs to be repaired, the access panel 7 can be conveniently opened.
As a preferred embodiment of the double-way metering pump, the double-way metering pump further comprises a liquid inlet pipe 8 and a liquid outlet pipe 9, wherein a liquid inlet 101 and a liquid outlet 102 are arranged at the bottom of the rear end of the pump shell 1 and below an overhaul port 104; the liquid inlet pipe 8 is fixedly arranged in the pump shell 1 and is arranged at one side of the sliding vane pump 3; one end of the liquid inlet pipe 8 is fixedly connected and communicated with the liquid inlet 101, and the other end is provided with two output ports 801; the two output ports 801 are in one-to-one correspondence and are communicated with the inlets of the two sliding vane pumps 3; the liquid outlet pipe 9 is fixedly arranged in the pump shell 1 and is arranged at one side of the sliding vane pump 3 far away from the liquid inlet pipe 8; one end of the liquid outlet pipe 9 is fixedly connected and communicated with the liquid outlet 102, and the other end is provided with two input ports 901; the two input ports 901 are in one-to-one correspondence and communicate with the outlets of the two sliding vane pumps 3.
The device also comprises a liquid inlet valve 10 and a liquid outlet valve 11, wherein the liquid inlet valve 10 is fixedly arranged between the output port 801 and the inlet of the sliding vane pump 3; the liquid outlet valve 11 is fixedly arranged between the input port 901 and the outlet of the sliding vane pump 3.
Specifically, as shown in fig. 2-4, the liquid inlet pipe 8 and the liquid outlet pipe 9 are symmetrically arranged at two sides of the sliding vane pump 3, the liquid inlet pipe 8 and the liquid outlet pipe 9 are fixed in the pump shell 1 through pipeline brackets, one end of the liquid inlet pipe 8 and the liquid inlet 101 are connected through loose joints, two output ports 801 at the other end are respectively provided with a liquid inlet valve 10, inlets of the two sliding vane pumps 3 are respectively connected with the liquid inlet valve 10 through pipelines, one end of the liquid outlet pipe 9 and the liquid outlet 102 are connected through loose joints, two input ports 901 at the other end are respectively provided with a liquid outlet valve 11, outlets of the two sliding vane pumps 3 are respectively connected with the liquid outlet valve 11 through pipelines, when the sliding vane pump 3 above needs to be repaired, the liquid inlet valve 10 and the liquid outlet valve 11 on the pipeline of the sliding vane pump 3 above are closed, the liquid inlet valve 10 and the liquid outlet valve 11 on the pipeline below are opened, and the electromagnetic valve 11 are respectively provided with electromagnetic valves, and in addition, one end of the liquid outlet pipe 9 far from the two input ports is provided with a material backflow preventing valve 901.
As a preferred embodiment of the two-way metering pump, as shown in fig. 3, an electronic flowmeter 12 is further included, wherein the electronic flowmeter 12 is mounted on the end of the outlet pipe 9 away from the inlet port 901 and inside the pump housing 1, and the electronic flowmeter 12 employs a turbine flow sensor.
As a preferable implementation mode of the double-way metering pump, as shown in fig. 3, the double-way metering pump further comprises a rubber cushion block 13, wherein the rubber cushion block 13 is clamped between the sliding vane pump 3 and the bracket 2, and vibration generated when the sliding vane pump 3 and the stepping motor 4 work is not easy to transfer to the pump shell 1 through the rubber cushion block 13, so that noise interference to the surrounding environment is reduced.
As a preferred embodiment of the two-way metering pump, as shown in fig. 1, the two-way metering pump further comprises a grounding seat 14 and a liquid crystal touch screen 15, wherein the grounding seat 14 is fixedly arranged at the bottom of the pump shell 1; the grounding seat 14 is provided with a bolt mounting hole 1401, the grounding seat 14 is I-shaped, and the liquid crystal touch screen 15 is fixedly arranged at the top of the pump shell 1; the liquid crystal touch screen 15 is obliquely arranged with a front low and a rear high, and the obliquely arranged liquid crystal touch screen 15 is convenient for watching and operating the liquid crystal touch screen 15.
The application method of the two-way metering pump comprises the following steps:
Two paths of pumping pipelines are arranged in the pump shell 1, when one path of pumping pipeline needs to be maintained, the other path of pumping pipeline is used for pumping materials, a pumping system does not need to be stopped, and the continuous production is facilitated.
During maintenance, the access panel 7 is detached from the back of the pump casing 1, equipment in the pump casing 1 is maintained through the access hole 104, and the access panel 7 is reinstalled on the back of the pump casing 1 after maintenance.
In the running process of the equipment, the radiating fins 5 are used for radiating heat of the stepping motor 4, and the heat in the pump shell 1 is discharged to the outside by the radiating fan 6.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A two-way metering pump comprises a pump housing (1), wherein,
The rear end of the pump shell (1) is provided with a liquid inlet (101) and a liquid outlet (102);
the method is characterized in that: also comprises a bracket (2), two sliding vane pumps (3) and two stepping motors (4), wherein,
An upper layer and a lower layer are fixedly arranged in the pump shell (1) of the bracket (2);
The two sliding vane pumps (3) are fixedly arranged on the upper layer of the support (2) and the lower layer of the support respectively, the inlets of the two sliding vane pumps (3) are communicated with the liquid inlet (101), and the outlets of the two sliding vane pumps (3) are communicated with the liquid outlet (102);
The two sliding vane pumps (3) are in one-to-one correspondence and are fixedly connected with the two stepping motors (4), and the stepping motors (4) are used for driving the corresponding sliding vane pumps (3) to operate.
2. A two-way metering pump as claimed in claim 1, wherein: also comprises a radiating fin (5), wherein,
The radiating fins (5) are fixedly arranged at the side part of the stepping motor (4);
The radiating fins (5) are uniformly provided with ventilation holes (501).
3. A two-way metering pump as claimed in claim 2, wherein: also comprises a heat radiation fan (6), wherein,
The heat dissipation fan (6) is fixedly arranged at the rear end of the pump shell (1), and the heat dissipation fan (6) is communicated with the inside of the pump shell (1);
The front end of the pump shell (1) is provided with an air inlet (103), and the air inlet (103) is communicated with the inside of the pump shell (1).
4. A two-way metering pump as claimed in claim 3, wherein: also comprises an access panel (7), wherein,
The rear end of the pump shell (1) is provided with an access hole (104), and the access hole (104) is arranged below the heat radiation fan (6);
The access panel (7) is detachably arranged on the access opening (104).
5. A two-way metering pump as set forth in claim 4, wherein: also comprises a liquid inlet pipe (8) and a liquid outlet pipe (9), wherein,
The liquid inlet (101) and the liquid outlet (102) are arranged at the bottom of the rear end of the pump shell (1) and below the overhaul port (104);
The liquid inlet pipe (8) is fixedly arranged in the pump shell (1) and is arranged at one side of the sliding vane pump (3);
One end of the liquid inlet pipe (8) is fixedly connected and communicated with the liquid inlet (101), and the other end is provided with two output ports (801);
The two output ports (801) are in one-to-one correspondence and are communicated with inlets of the two sliding vane pumps (3);
The liquid outlet pipe (9) is fixedly arranged in the pump shell (1) and is arranged at one side of the sliding vane pump (3) far away from the liquid inlet pipe (8);
One end of the liquid outlet pipe (9) is fixedly connected and communicated with the liquid outlet (102), and the other end is provided with two input ports (901);
The two input ports (901) are in one-to-one correspondence and are communicated with the outlets of the two sliding vane pumps (3).
6. A two-way metering pump as set forth in claim 5, wherein: also comprises a liquid inlet valve (10) and a liquid outlet valve (11), wherein,
The liquid inlet valve (10) is fixedly arranged between the output port (801) and the inlet of the sliding vane pump (3);
the liquid outlet valve (11) is fixedly arranged between the input port (901) and the outlet of the sliding vane pump (3).
7. A two-way metering pump as set forth in claim 6, wherein: also comprises an electronic flowmeter (12), wherein,
The electronic flowmeter (12) is arranged at one end of the liquid outlet pipe (9) far away from the input port (901) and is arranged inside the pump shell (1).
8. A two-way metering pump as claimed in claim 1, wherein: also comprises a rubber cushion block (13), wherein,
The rubber cushion block (13) is clamped between the sliding vane pump (3) and the bracket (2).
9. A two-way metering pump as claimed in claim 1, wherein: also comprises a grounding seat (14), wherein,
The grounding seat (14) is fixedly arranged at the bottom of the pump shell (1);
the grounding seat (14) is provided with a bolt mounting hole (1401).
10. A two-way metering pump as claimed in claim 1, wherein: also comprises a liquid crystal touch screen (15), wherein,
The liquid crystal touch screen (15) is fixedly arranged at the top of the pump shell (1);
the liquid crystal touch screen (15) is obliquely arranged with the front part low and the back part high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879217.1U CN221033092U (en) | 2023-10-26 | 2023-10-26 | Double-way metering pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879217.1U CN221033092U (en) | 2023-10-26 | 2023-10-26 | Double-way metering pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221033092U true CN221033092U (en) | 2024-05-28 |
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ID=91172492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322879217.1U Active CN221033092U (en) | 2023-10-26 | 2023-10-26 | Double-way metering pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221033092U (en) |
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2023
- 2023-10-26 CN CN202322879217.1U patent/CN221033092U/en active Active
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