阅读说明：本技术 一种电池制备生产用的耐腐蚀循环泵 (Corrosion-resistant circulating pump for battery preparation production ) 是由 王海红 于 2020-12-22 设计创作，主要内容包括：本发明公开了一种电池制备生产用的真空搅拌系统,涉及循环泵技术领域,包括泵壳,所述泵壳内部转动安装有驱动轴,所述驱动轴位于所述泵壳内部的外侧均匀连接有若干叶片,所述驱动轴的两端贯穿所述泵壳,所述泵壳的外侧连接有驱动电机,所述驱动电机的输出端与所述驱动轴的一端相连接；所述驱动轴内部设置有安装腔,所述驱动轴外侧连接有固定管,所述固定管内部设置有弹性组件,所述弹性组件的收缩端连接有刮板,所述弹性组件的内端连接有永磁铁,所述安装腔内部连接有电磁铁,所述电磁铁与所述永磁铁的极性相同。本发明能够对泵壳内壁进行挂清,避免电池液粘附在泵壳内壁造成泵壳腐蚀,有助于提高泵壳的使用寿命。(The invention discloses a vacuum stirring system for battery preparation and production, which relates to the technical field of circulating pumps and comprises a pump shell, wherein a driving shaft is rotatably arranged in the pump shell, a plurality of blades are uniformly connected to the outer side of the driving shaft, which is positioned in the pump shell, two ends of the driving shaft penetrate through the pump shell, a driving motor is connected to the outer side of the pump shell, and the output end of the driving motor is connected with one end of the driving shaft; the improved multifunctional electric wrench is characterized in that an installation cavity is formed in the driving shaft, a fixed pipe is connected to the outer side of the driving shaft, an elastic assembly is arranged inside the fixed pipe, a contraction end of the elastic assembly is connected with a scraper, a permanent magnet is connected to the inner end of the elastic assembly, an electromagnet is connected to the interior of the installation cavity, and the electromagnet is the same as the permanent magnet in polarity. The invention can be used for hanging and cleaning the inner wall of the pump shell, avoids the corrosion of the pump shell caused by the adhesion of the battery liquid on the inner wall of the pump shell and is beneficial to improving the service life of the pump shell.)

1. The utility model provides a corrosion-resistant circulating pump of battery preparation production usefulness which characterized in that: the novel water pump comprises a pump shell (1), wherein a water inlet pipe (4) and a water outlet pipe (3) are connected to the outer side of the pump shell (1), a driving shaft (7) is rotatably mounted in the pump shell (1), a plurality of blades (9) are uniformly connected to the outer side, located in the pump shell (1), of the driving shaft (7), two ends of the driving shaft (7) penetrate through the pump shell (1), a driving motor (2) is connected to the outer side of the pump shell (1), and the output end of the driving motor (2) is connected with one end of the driving shaft (7);

the improved pump is characterized in that an installation cavity (701) is arranged inside the driving shaft (7), the installation cavity (701) penetrates through the driving shaft (7) and is far away from the end part of the driving motor (2), the driving shaft (7) is located between two blades (9), the outer side of the driving shaft (7) is connected with a fixed pipe (13), the fixed pipe (13) is communicated with the installation cavity (701), an elastic component (12) is arranged inside the fixed pipe (13), the contraction end of the elastic component (12) penetrates out of the fixed pipe (13) and extends into the pump shell (1) and is connected with a scraper (14), the inner end of the elastic component (12) is connected with a permanent magnet (11), an electromagnet (10) is connected inside the installation cavity (701), the electromagnet (10) is located below the permanent magnet (11), and the electromagnet (10) is the same as the permanent magnet (11), the scraper (14) is used for overcoming the elastic force of the elastic component (12) by utilizing magnetic repulsion force to make the scraper contact with the inner wall of the pump shell (1).

2. The corrosion-resistant circulating pump for battery production according to claim 1, wherein: the elastic component (12) pump case (1) deflector (1201), deflector (1201) are installed fixed pipe (13) are located the inside tip of pump case (1), deflector (1201) surface runs through and is provided with guiding hole (1205), the inside slidable mounting of guiding hole (1205) has slide bar (1203), slide bar (1203) outer end with scraper blade (14) are connected, slide bar (1203) inner end stretches into fixed pipe (13) inside and is connected with bottom plate (1204), slide bar (1203) are located outside cover between deflector (1201) and bottom plate (1204) is equipped with pressure spring (1202).

3. The corrosion-resistant circulating pump for battery production according to claim 2, wherein: the cross sections of the sliding rod (1203) and the guide hole (1205) are square, and the sliding rod (1203) is in clearance fit with the guide hole (1205).

4. The corrosion-resistant circulating pump for battery production according to claim 2, wherein: the bottom of the pump shell (1) is communicated with a sewage collecting pipe (8), and the bottom end of the sewage collecting pipe (8) is provided with a sealing cover (801) through threads.

5. The corrosion-resistant circulating pump for battery production according to claim 4, wherein: the communicating part of the sewage collecting pipe (8) and the pump shell (1) is of an inverted cone hole structure, and the end part of the scraper (14) is of a blade structure.

6. The corrosion-resistant circulating pump for battery production according to claim 1, wherein: insulation board (17) are installed to the port department of installation cavity (701), insulation board (17) surface embedding has inside positive conducting ring (18) and inside negative pole conducting ring (19), inside positive conducting ring (18) with inside negative pole conducting ring (19) with electro-magnet (10) are connected, pump case (1) is kept away from the outside of driving motor (2) is connected with accent pole (5), the flexible end of accent pole (5) is kept away from driving motor (2) and be connected with loading board (6), loading board (6) with drive shaft (7) are corresponding, loading board (6) inboard embedding has outside positive conducting ring (15) and outside negative pole conducting ring (16), outside positive conducting ring (15) with outside negative pole conducting ring (16) are connected with external power source, just outside positive conducting ring (15) with outside negative pole conducting ring (16) respectively with inside negative pole conducting ring (19) ) Corresponding to the inner positive conducting ring (18).

7. The corrosion-resistant circulating pump for battery production according to claim 5, wherein: the length-adjusting rod (5) comprises a bearing pipe (501), the bearing pipe (501) is connected with the outer side of the pump shell (1), a guide groove (502) is formed in the outer wall of the bearing pipe (501) in a penetrating mode, a bearing sleeve (504) is installed inside the bearing pipe (501) through a bearing, the end portion of the bearing sleeve (504) penetrates out of the bearing pipe (501) and is connected with an adjusting nut (505), a movable lead screw (506) is installed inside the adjusting nut (505) through threads, the outer end of the movable lead screw (506) is connected with the bearing plate (6), the inner end of the movable lead screw (506) extends into the inner portion of the bearing pipe (501) and is connected with the guide rod (503), and the guide rod (503) is in clearance fit with the guide groove (502).

8. The corrosion-resistant circulating pump for battery production according to claim 1, wherein: the scraper (14) comprises a movable turntable (1402) and a movable scraper (1403), wherein the connecting substrate (1401) is arranged inside the connecting substrate (1401), the movable scraper (1403) is arranged above the connecting turntable (1402), and the movable scraper (1403) is rotatably connected with the connecting substrate (1401) through the movable turntable (1402).

Technical Field

The invention relates to the technical field of circulating pumps, in particular to a corrosion-resistant circulating pump for battery preparation and production.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.

In the production and preparation process of the battery and the preparation and recovery process of the battery, battery liquid needs to be injected into the battery, and a circulating pump is needed to facilitate the injection of the battery liquid. However, the existing circulating pump does not have a cleaning function, and when the circulating pump is used for a long time, the battery liquid is adhered to the inner wall of the pump shell, so that the inner wall of the pump shell is easily corroded, and the service life of the pump shell is influenced. Therefore, a need exists for a circulation pump that is corrosion resistant.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a corrosion-resistant circulating pump for battery preparation and production, which solves the technical problems that the conventional circulating pump does not have a cleaning function, is used for a long time, and is easy to corrode the inner wall of a pump shell due to battery liquid adhered to the inner wall of the pump shell, so that the service life of the pump shell is influenced.

The technical problem to be solved by the invention is realized by adopting the following technical scheme: a corrosion-resistant circulating pump for battery preparation and production comprises a pump shell, wherein a water inlet pipe and a water outlet pipe are connected to the outer side of the pump shell, a driving shaft is rotatably arranged in the pump shell, a plurality of blades are uniformly connected to the outer side, located in the pump shell, of the driving shaft, two ends of the driving shaft penetrate through the pump shell, a driving motor is connected to the outer side of the pump shell, and the output end of the driving motor is connected with one end of the driving shaft;

the utility model discloses a pump casing, including drive shaft, driving shaft, fixed pipe, electromagnet, permanent magnet, drive shaft, driving.

As a preferred technical scheme of the present invention, the guide plate of the elastic component pump case is mounted at an end portion of the fixed pipe located inside the pump case, a guide hole is formed in a surface of the guide plate in a penetrating manner, a sliding rod is slidably mounted inside the guide hole, an outer end of the sliding rod is connected with the scraper, an inner end of the sliding rod extends into the fixed pipe and is connected with a bottom plate, and a compression spring is sleeved on an outer side of the sliding rod located between the guide plate and the bottom plate.

As a preferable technical scheme of the invention, the cross sections of the sliding rod and the guide hole are both square, and the sliding rod is in clearance fit with the guide hole.

As a preferable technical scheme of the invention, the bottom of the pump shell is communicated with a sewage collecting pipe, and the bottom end of the sewage collecting pipe is provided with a sealing cover through threads.

As a preferable technical scheme of the invention, the communicated part of the sewage collecting pipe and the pump shell is of an inverted cone hole structure, and the end part of the scraper is of a blade structure.

As a preferred technical solution of the present invention, an insulating plate is installed at a port of the installation cavity, an internal positive conducting ring and an internal negative conducting ring are embedded in a surface of the insulating plate, the internal positive conducting ring and the internal negative conducting ring are connected to the electromagnet, an adjusting rod is connected to an outer side of the pump case away from the driving motor, a telescopic end of the adjusting rod is away from the driving motor and is connected to a bearing plate, the bearing plate corresponds to the driving shaft, an external positive conducting ring and an external negative conducting ring are embedded in an inner side of the bearing plate, the external positive conducting ring and the external negative conducting ring are connected to an external power source, and the external positive conducting ring and the external negative conducting ring correspond to the internal negative conducting ring and the internal positive conducting ring, respectively.

As a preferred technical scheme of the present invention, the length-adjusting rod includes a bearing tube, the bearing tube is connected to the outside of the pump case, a guide groove is formed in the outer wall of the bearing tube in a penetrating manner, a bearing sleeve is installed inside the bearing tube through a bearing, the end portion of the bearing sleeve penetrates through the bearing tube and is connected to an adjusting nut, a movable lead screw is installed inside the adjusting nut through a thread, the outer end of the movable lead screw is connected to the bearing plate, the inner end of the movable lead screw extends into the bearing tube and is connected to a guide rod, and the guide rod is in clearance fit with the guide groove.

As a preferable technical scheme of the invention, the scraper comprises a movable rotary table and a movable scraper, wherein the connecting base plate is arranged in the connecting base plate, the movable scraper is arranged above the connecting rotary table, the movable scraper is rotationally connected with the connecting base plate through the movable rotary table and can freely move when the scraper scrapes the inner wall of the pump shell, the scraper can be ensured to be always tightly attached to the inner wall of the pump shell, and the scraping quality is improved.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the elastic component and the scraper are arranged, and the elastic force of the elastic component is utilized to drive the scraper to be far away from the inner wall of the pump shell, so that the resistance of the scraper to the battery liquid is reduced, and the scraper is prevented from influencing the pushing effect of the blades on the battery liquid.

The scraping plate is in full contact with the inner wall of the pump shell by arranging the electromagnet and the permanent magnet and overcoming the elastic force of the elastic component by utilizing the magnetic repulsion force between the electromagnet and the permanent magnet to drive the driving shaft to rotate, the scraping plate rotates along with the driving shaft, and the scraping plate is scraped to the inner wall of the pump shell by utilizing the friction between the scraping plate and the inner wall of the pump shell, so that the corrosion of the pump shell caused by the adhesion of the battery liquid on the inner wall of the pump shell is.

Thirdly, the length of the length-adjusting rod is adjusted to enable the bearing plate to approach the driving shaft, so that the external positive conducting ring and the external negative conducting ring are respectively in contact with the internal positive conducting ring and the internal negative conducting ring to conduct electricity, and the normal electrification of the electromagnet is ensured when the driving shaft rotates; through adjusting the length of extension rod, can realize getting, losing the regulation of electricity of electro-magnet, according to actual production needs, select the opportunity to hang clearly the pump case inner wall, use the flexibility high.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is an enlarged view of the elastic member according to the present invention;

FIG. 4 is a right side cross-sectional view of FIG. 1;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a front view structural view of the hanging plate of FIG. 4;

in the figure: 1. a pump housing; 2. a drive motor; 3. a water outlet pipe; 4. a water inlet pipe; 5. adjusting a long rod; 501. a carrier tube; 502. a guide groove; 503. a guide bar; 504. a bearing sleeve; 505. adjusting the nut; 506. moving the lead screw; 6. a carrier plate; 7. a drive shaft; 701. a mounting cavity; 8. a sewage collecting pipe; 801. a sealing cover; 9. a blade; 10. an electromagnet; 11. a permanent magnet; 12. an elastic component; 1201. a guide plate; 1202. a compression spring; 1203. a slide bar; 1204. a base plate; 1205. a guide hole; 13. a fixed tube; 14. a squeegee; 1401. connecting the substrates; 1402. a movable turntable; 1403. a movable scraper; 15. an outer positive conducting ring; 16. an external negative conducting ring; 17. an insulating plate; 18. an internal positive conducting ring; 19. an internal negative conducting ring; 20. and (4) a filter screen.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1-5, a schematic structural diagram of a corrosion-resistant circulating pump for battery preparation and production is shown, which includes a pump case 1, a water inlet pipe 4 and a water outlet pipe 3 are connected to the outer side of the pump case 1, a filter screen 20 is arranged in the water inlet pipe 4 and the water outlet pipe 3 on the inner wall of the pump case 1, the filter screen 20 filters particle impurities in battery fluid, and reduces scratches of the particle impurities on the surfaces of blades 9 in the pump case 1, a driving shaft 7 is rotatably installed in the pump case 1, the outer side of the driving shaft 7 in the pump case 1 is uniformly connected with a plurality of blades 9, two ends of the driving shaft 7 penetrate through the pump case 1, the outer side of the pump case 1 is;

the inside installation cavity 701 that is provided with of drive shaft 7, the installation cavity 701 runs through the tip that drive shaft 7 kept away from driving motor 2, the outside that drive shaft 7 is located between two blades 9 is connected with fixed pipe 13, fixed pipe 13 is linked together with installation cavity 701, fixed pipe 13 is inside to be provided with elastic component 12, elastic component 12's shrink end is worn out fixed pipe 13 and is stretched into pump case 1 inside and be connected with scraper blade 14, elastic component 12's the inner is connected with permanent magnet 11, installation cavity 701 internal connection has electro-magnet 10, electro-magnet 10 is located permanent magnet 11 below, and electro-magnet 10 is the same with permanent magnet 11's polarity, an elasticity messenger scraper blade 14 for utilizing magnetic repulsion to overcome elastic component 12 makes and contacts with pump case 1.

Wherein, elastic component 12 pump case 1 deflector 1201, deflector 1201 installs the tip that is located pump case 1 inside at fixed pipe 13, deflector 1201 surface runs through and is provided with guiding hole 1205, the inside slidable mounting of guiding hole 1205 has slide bar 1203, slide bar 1203 outer end is connected with scraper blade 14, slide bar 1203 inner end stretches into fixed pipe 13 inside and is connected with bottom plate 1204, the outside cover that slide bar 1203 is located between deflector 1201 and bottom plate 1204 is equipped with pressure spring 1202, set up like this, utilize pressure spring 1202's elasticity to push down bottom plate 1204, make bottom plate 1204 drive scraper blade 14 through slide bar 1203 and keep away from pump case 1 inner wall.

Wherein, the cross-section of sliding rod 1203 and guiding hole 1205 is square, and sliding rod 1203 and guiding hole 1205 clearance fit set up like this, can prevent that sliding rod 1203 from rotating inside guiding hole 1205, guarantees that scraper blade 14's angle is unchangeable, ensures scraper blade 14 and clears up the effect to scraping of pump case 1 inside.

Wherein, 1 bottom intercommunication of pump case has dirty pipe 8 of collection, and the sealed lid 801 is installed through the screw thread to dirty pipe 8 bottoms of collection, sets up like this, and inside the dirt that the production was scraped clearly to 1 inner wall of pump case to scraper blade 14 got into dirty pipe 8 of collection, is convenient for realize the collection and the discharge of filth.

Wherein, the intercommunication department of collection dirty pipe 8 and pump case 1 is back taper hole structure, and the tip of scraper blade 14 is the cutting edge structure, sets up like this, helps spot and scraper blade 14 to break away from and be convenient for the spot to carry out inside collection dirty pipe 8.

Wherein, the port department of the installation cavity 701 is installed with the insulating board 17, the surface of the insulating board 17 is embedded with the inner anode conducting ring 18 and the inner cathode conducting ring 19, the inner anode conducting ring 18 and the inner cathode conducting ring 19 are connected with the electromagnet 10, the outer side of the pump case 1 far away from the driving motor 2 is connected with the length-adjusting rod 5, the telescopic end of the length-adjusting rod 5 is far away from the driving motor 2 and is connected with the bearing plate 6, the bearing plate 6 is corresponding to the driving shaft 7, the inner side of the bearing plate 6 is embedded with the outer anode conducting ring 15 and the outer cathode conducting ring 16, the outer anode conducting ring 15 and the outer cathode conducting ring 16 are connected with the external power supply, and the outer anode conducting ring 15 and the outer cathode conducting ring 16 are respectively corresponding to the inner cathode conducting ring 19 and the inner anode conducting ring 18, the arrangement is that, the bearing plate 6 is driven to move towards the driving shaft 7 until the outer positive conducting ring 15 and the outer negative conducting ring 16 are respectively contacted with the inner negative conducting ring 19 and the inner positive conducting ring 18, so that the electromagnet 10 is in an energized state when the driving shaft 7 is screwed.

Wherein, the length-adjusting rod 5 includes a bearing pipe 501, the bearing pipe 501 is connected with the outer side of the pump casing 1, the outer wall of the bearing pipe 501 is provided with a guide groove 502 in a penetrating manner, a bearing sleeve 504 is installed inside the bearing pipe 501 through a bearing, the end part of the bearing sleeve 504 penetrates out of the bearing pipe 501 and is connected with an adjusting nut 505, a movable lead screw 506 is installed inside the adjusting nut 505 through threads, the outer end of the movable lead screw 506 is connected with the bearing plate 6, the inner end of the movable lead screw 506 extends into the bearing pipe 501 and is connected with a guide rod 503, the guide rod 503 is in clearance fit with the guide groove 502, the adjusting nut 505 is screwed, the movable lead screw 506 is limited and guided through the guide rod 503 and the guide groove 502, and by utilizing thread transmission, the movable lead screw 506 moves inside.

The scraper 14 comprises a movable rotary disc 1402 arranged inside the connecting substrate 1401 and a movable scraper 1403 arranged above the connecting rotary disc 1402, wherein the movable scraper 1403 is rotatably connected with the connecting substrate 1401 through the movable rotary disc 1402, and can freely move when the scraper 14 scrapes the inner wall of the pump shell 1, so that the scraper 14 can be always tightly attached to the inner wall of the pump shell 1, and the scraping quality is improved.

The working principle is as follows: when the scraping device is used, when the inner wall of the pump shell 1 does not need to be scraped, the electromagnet 10 loses power, the elastic force of the elastic component 12 is utilized to drive the scraping plate 14 to be far away from the inner wall of the pump shell 1, the driving motor 2 drives the driving shaft 7 to rotate, the blade 9 rotates along with the driving shaft 7, the battery liquid is sucked into the pump shell 1 through the water inlet pipe 4 and is pushed out from the water outlet pipe 3, when the inner wall of the pump shell 1 needs to be scraped, the electromagnet 10 is electrified, the magnetic repulsion force between the electromagnet 10 and the permanent magnet 11 is utilized to overcome the elastic force of the elastic component 12, the scraping plate 14 is in contact with the inner wall of the pump shell 1, the driving shaft 7 is screwed or the driving shaft 7 is driven to rotate through the driving motor 2, the scraping plate 14 rotates along with the driving shaft 7, the relative sliding between the scraping plate 14 and the inner wall of the pump shell, contributing to an increase in the service life of the pump housing 1.

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 given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.