CN111350658A - Gear pump capable of detecting flow - Google Patents
Gear pump capable of detecting flow Download PDFInfo
- Publication number
- CN111350658A CN111350658A CN201811584993.6A CN201811584993A CN111350658A CN 111350658 A CN111350658 A CN 111350658A CN 201811584993 A CN201811584993 A CN 201811584993A CN 111350658 A CN111350658 A CN 111350658A
- Authority
- CN
- China
- Prior art keywords
- pump
- pump body
- gear
- liquid
- cover
- 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.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/28—Safety arrangements; Monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/86—Detection
Abstract
The invention discloses a gear pump capable of detecting flow, which comprises a pump body, wherein an end cover is arranged above the pump body, a connecting cover is arranged at the top of one side of the end cover, a connecting rotating shaft is arranged in a sealing connecting piece, a positioning screw rod is arranged at the other end of the end cover, a liquid inlet is arranged at the front end of the pump body, a base is arranged below the pump body, a foot margin is arranged at the bottom of the base, a pump cavity is arranged in the pump body, a gear set is arranged in the pump cavity, and a liquid outlet is arranged at. Has the advantages that: 1. the product has reasonable structural design, fully utilizes space, has low use difficulty and is convenient to use; 2. the device detects the flow of flowing liquid through the longitudinal rotor assembly, so that the adverse effect on the liquid is reduced; 3. the device carries out the stationary flow to the liquid that flows through the current stabilizer, can guarantee the direction and the pressure that the liquid flows, and device simple structure, convenient to detach maintenance.
Description
Technical Field
The invention relates to the technical field of gear pumps, in particular to a gear pump capable of detecting flow.
Background
A pump is a machine that delivers or pressurizes a liquid, and transfers mechanical energy of a prime mover or other external energy to the liquid, causing the liquid to be energized. A gear pump is a commonly used pump, which is a rotary pump that delivers or pressurizes a liquid by virtue of a change in working volume and movement formed between a pump cylinder and a meshing gear.
The Chinese patent with the publication number of CN207673538U discloses a flow detection gear pump, which comprises a shell, a gear accommodating groove, a driving gear, a driven gear, an oil outlet cavity channel, an oil inlet cavity channel, a fixed mandrel, an impeller and a rotating speed sensor, wherein the shell is provided with the oil outlet cavity channel and the oil inlet cavity channel which are both communicated with the gear accommodating groove, and one of the oil outlet cavity channel or the oil inlet cavity channel is arranged below the gear accommodating groove; the driving gear and the driven gear are meshed with each other and are respectively arranged in the gear accommodating groove, one side of the fixed spindle is provided with an impeller, and the other side of the fixed spindle extends out of the oil outlet cavity and is connected with a rotating speed sensor.
The device simple structure exists at the in-service use in-process of above-mentioned patent, detects the flow of gear pump through the impeller during operation, but the impeller can cause the swirl to the liquid that flows out, influences the liquid flow, therefore we need make further improvement on current basis.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a gear pump capable of detecting a flow rate.
The invention realizes the purpose through the following technical scheme:
the utility model provides a gear pump of detectable flow, includes the pump body, pump body top is provided with the end cover, end cover one side top is provided with the connection lid, the inside sealing connection spare that is provided with of connection lid, the inside pivot of connecting that is provided with of sealing connection spare, the end cover other end is provided with positioning screw, pump body front end is provided with the inlet, pump body below is provided with the base, the base bottom is provided with the lower margin, the inside pump chamber that is provided with of the pump body, the inside gear train that is provided with of pump chamber, both ends are provided with the connection sealing member about the gear train, pump body rear end is provided with the liquid outlet, be provided with the connecting pipe in the liquid outlet, the connecting pipe top is provided.
In the structure, when the device is used for working, the device is moved to a working position, the device is fixed on a horizontal supporting surface through the ground feet, the liquid inlet is connected with the liquid inlet pipe, the connecting pipe is installed on the liquid outlet, the liquid outlet pipe is connected with the connecting pipe, the connecting rotating shaft is driven by the driving gear to rotate at the moment, the connecting rotating shaft drives the gear set to rotate, liquid passes through the pump cavity and then enters the connecting pipe, the rotor assembly is driven by flowing liquid to rotate, the Hall element senses the linear change when the rotor assembly rotates and generates pulse signals, the pulse signals are transmitted to the remote controller through the signal transmitter, the liquid after the rotor assembly passes through the current stabilizer to flow out after the current stabilization, and the work can be completed by repeating the processes.
In order to further improve the use effect of the gear pump capable of detecting the flow, the positioning screw is connected with the end cover, the pump body and the base through threads, and the ground feet are connected with the positioning screw through threads.
In order to further improve the use effect of the gear pump capable of detecting the flow, the connecting cover is welded to the top of the end cover, the sealing connecting piece is clamped and embedded inside the connecting cover, and the connecting rotating shaft is connected with the sealing connecting piece through a bearing.
In order to further improve the use effect of the gear pump capable of detecting the flow, the liquid inlet is processed and formed at the front end of the pump body, a one-way valve is arranged inside the liquid inlet, and the pump cavity is embedded inside the pump body.
In order to further improve the use effect of the gear pump capable of detecting the flow, the gear set is clamped and embedded inside the pump cavity and is provided with two sets of gears, a transmission shaft is arranged inside the gears and is connected with the pump body through a bearing.
In order to further improve the use effect of the gear pump capable of detecting the flow, the connecting sealing piece is processed and molded at the upper end and the lower end of the gear set, the connecting sealing piece is in transition fit with the pump cavity, and the gear set is connected with the connecting rotating shaft through the coupler.
In order to further improve the use effect of the gear pump capable of detecting the flow, the liquid outlet is machined and formed at the rear end of the pump body, the connecting pipe is connected with the liquid outlet through threads, and the Hall element is machined and formed above the connecting pipe.
In order to further improve the use effect of the gear pump capable of detecting the flow, the rotor assembly is in transmission connection with the Hall element, the current stabilizer is connected with the connecting pipe through threads, and a signal transmitter is arranged inside the Hall element.
Compared with the prior art, the invention has the following beneficial effects:
1. the product has reasonable structural design, fully utilizes space, has low use difficulty and is convenient to use;
2. the device detects the flow of flowing liquid through the longitudinal rotor assembly, so that the adverse effect on the liquid is reduced;
3. the device carries out the stationary flow to the liquid that flows through the current stabilizer, can guarantee the direction and the pressure that the liquid flows, and device simple structure, convenient to detach maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of a flow sensing gear pump of the present invention;
FIG. 2 is a schematic front view of an internal structure of a gear pump with flow sensing according to the present invention;
FIG. 3 is a schematic diagram of the right internal structure of a gear pump with flow sensing according to the present invention.
The reference numerals are explained below:
1. ground feet; 2. a liquid inlet; 3. a connecting cover; 4. a sealing connection; 5. connecting the rotating shaft; 6. positioning a screw rod; 7. an end cap; 8. a pump body; 9. a base; 10. a gear set; 11. connecting a sealing element; 12. a pump chamber; 13. a rotor assembly; 14. a current stabilizer; 15. a connecting pipe; 16. a Hall element; 17. and a liquid outlet.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The first embodiment is as follows:
as shown in fig. 1-3, a gear pump capable of detecting flow rate, including a pump body 8, an end cover 7 is disposed above the pump body 8, a connection cover 3 is disposed on the top of one side of the end cover 7, a sealing connector 4 is disposed inside the connection cover 3, a connection rotating shaft 5 is disposed inside the sealing connector 4, a positioning screw 6 is disposed at the other end of the end cover 7, a liquid inlet 2 is disposed at the front end of the pump body 8, a base 9 is disposed below the pump body 8, a ground foot 1 is disposed at the bottom of the base 9, a pump cavity 12 is disposed inside the pump body 8, a gear set 10 is disposed inside the pump cavity 12, connection sealing members 11 are disposed at the upper end and the lower end of the gear set 10, a liquid outlet 17 is disposed at the rear end of the pump body 8, a connection.
Example two:
the difference between this embodiment and the first embodiment is:
in this embodiment, the rotor assembly 13 is in transmission connection with the hall element 16, the current stabilizer 14 is connected with the connecting pipe 15 through a thread, and the hall element 16 is internally provided with a signal transmitter.
In particular, this arrangement facilitates signal conversion by the hall element 16 and transmission of the signal to a remote control device.
The working principle of the invention is as follows: when the device is used for working, the device is moved to a working position and is fixed on a horizontal supporting surface through the ground feet 1, the liquid inlet 2 is connected with the liquid inlet pipe, the connecting pipe 15 is installed on the liquid outlet 17, the liquid outlet pipe is connected with the connecting pipe 15, the connecting rotating shaft 5 is driven by the driving gear to rotate at the moment, the connecting rotating shaft 5 drives the gear set 10 to rotate, so that liquid enters the connecting pipe 15 after passing through the pump cavity 12, the rotor assembly 13 is driven to rotate by flowing liquid, the Hall element 16 senses linear change when the rotor assembly 13 rotates and generates pulse signals, the pulse signals are transmitted to the remote controller through the signal transmitter, the liquid after passing through the rotor assembly 13 flows out after being subjected to steady flow stabilization through the flow stabilizer 14, and the work can be completed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (8)
1. A gear pump capable of detecting flow is characterized in that: comprises a pump body (8), an end cover (7) is arranged above the pump body (8), a connecting cover (3) is arranged at the top of one side of the end cover (7), a sealing connecting piece (4) is arranged inside the connecting cover (3), a connecting rotating shaft (5) is arranged inside the sealing connecting piece (4), a positioning screw rod (6) is arranged at the other end of the end cover (7), a liquid inlet (2) is arranged at the front end of the pump body (8), a base (9) is arranged below the pump body (8), a ground foot (1) is arranged at the bottom of the base (9), a pump cavity (12) is arranged inside the pump body (8), a gear set (10) is arranged inside the pump cavity (12), connecting sealing pieces (11) are arranged at the upper end and the lower end of the gear set (10), a liquid outlet (17) is arranged at the rear, the connecting pipe (15) top is provided with hall element (16), hall element (16) below is provided with rotor subassembly (13), connecting pipe (15) inside is provided with current regulator (14).
2. The gear pump with flow rate detection function of claim 1, wherein: the positioning screw rod (6) is connected with the end cover (7), the pump body (8) and the base (9) through threads, and the ground feet (1) are connected with the positioning screw rod (6) through threads.
3. The gear pump with flow rate detection function of claim 1, wherein: the connecting cover (3) is welded at the top of the end cover (7), the sealing connecting piece (4) is embedded in the connecting cover (3), and the connecting rotating shaft (5) is connected with the sealing connecting piece (4) through a bearing.
4. The gear pump with flow rate detection function of claim 1, wherein: the liquid inlet (2) is machined and formed in the front end of the pump body (8), a one-way valve is arranged inside the liquid inlet (2), and the pump cavity (12) is embedded inside the pump body (8).
5. The gear pump with flow rate detection function of claim 1, wherein: the gear set (10) is embedded in the pump cavity (12), two groups of gears are arranged on the gear set (10), transmission shafts are arranged in the gears and are connected with the pump body (8) through bearings.
6. The gear pump with flow rate detection function of claim 1, wherein: connect sealing member (11) machine-shaping and be in both ends about gear train (10), connect sealing member (11) with pump chamber (12) transition fit, gear train (10) pass through the shaft coupling with it links to each other to connect pivot (5).
7. The gear pump with flow rate detection function of claim 1, wherein: liquid outlet (17) machine-shaping is in the pump body (8) rear end, connecting pipe (15) through the screw thread with liquid outlet (17) link to each other, hall element (16) machine-shaping is in connecting pipe (15) top.
8. The gear pump with flow rate detection function of claim 1, wherein: the rotor assembly (13) is in transmission connection with the Hall element (16), the current stabilizer (14) is connected with the connecting pipe (15) through threads, and a signal transmitter is arranged inside the Hall element (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811584993.6A CN111350658A (en) | 2018-12-24 | 2018-12-24 | Gear pump capable of detecting flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811584993.6A CN111350658A (en) | 2018-12-24 | 2018-12-24 | Gear pump capable of detecting flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111350658A true CN111350658A (en) | 2020-06-30 |
Family
ID=71192046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811584993.6A Withdrawn CN111350658A (en) | 2018-12-24 | 2018-12-24 | Gear pump capable of detecting flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111350658A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254221A (en) * | 2022-07-14 | 2022-11-01 | 启盘科技发展(上海)有限公司 | Solution adding device and using method thereof |
-
2018
- 2018-12-24 CN CN201811584993.6A patent/CN111350658A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254221A (en) * | 2022-07-14 | 2022-11-01 | 启盘科技发展(上海)有限公司 | Solution adding device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200630 |
|
| WW01 | Invention patent application withdrawn after publication |