CN210974629U - Liquid pumping device - Google Patents

Abstract

The utility model relates to a liquid pumping device, which comprises a first liquid pumping structure, a second liquid pumping structure and a mounting bracket; the first liquid pumping structure comprises a first moving structure, a first liquid pumping pipe and a first peristaltic pump, and the second liquid pumping structure comprises a second moving structure, a second liquid pumping pipe and a second peristaltic pump; the first peristaltic pump is connected with the first pump liquid pipe, the first peristaltic pump is connected with the first moving structure, and the first moving structure is connected with the mounting bracket; the second peristaltic pump is connected with a second pump liquid pipe, the second peristaltic pump is connected with a second moving structure, and the second moving structure is connected with the mounting bracket. The utility model discloses a set up integrated first pump liquid structure and second pump liquid structure on the installing support, carry out the pump liquid operation in different position, realize multiunit automatic pump liquid operation with the help of bottle centre gripping revolution mechanic to the centre gripping and the rotation of blake bottle, space utilization is high, and improves pump liquid efficiency, and is with low costs.

Description

Liquid pumping device

Technical Field

The utility model relates to a pump liquid device, more specifically say and indicate pump liquid device.

Background

In the process of cell culture, the culture solution needs to be pumped in and out, the existing mode is a mode of manually pumping the solution, after the culture bottle is manually held, a peristaltic pump tube is inserted into the culture bottle to pump the solution, the efficiency is low, and the cost is high.

The existing automatic liquid pumping device generally adopts a set of peristaltic pump and peristaltic pump pipe to pump liquid, and the same peristaltic pump pipe realizes the pumping in and out of liquid, which can cause the pollution of culture solution and further cause the failure of cell culture.

Therefore, it is necessary to design a new device to realize multiple sets of automatic liquid pumping operation, with high space utilization, improved liquid pumping efficiency and low cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide pump liquid device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the liquid pumping device comprises a first liquid pumping structure, a second liquid pumping structure and a mounting bracket; the first liquid pumping structure comprises a first moving structure, a first liquid pumping pipe and a first peristaltic pump, and the second liquid pumping structure comprises a second moving structure, a second liquid pumping pipe and a second peristaltic pump; the first peristaltic pump is connected with the first pump liquid pipe, the first peristaltic pump is connected with the first moving structure, and the first moving structure is connected with the mounting bracket; the second peristaltic pump is connected with the second pump liquid pipe, the second peristaltic pump is connected with the second moving structure, and the second moving structure is connected with the mounting bracket.

The further technical scheme is as follows: first removal structure includes first power supply, first liquid moving plate, first tube replacement board and first guide bar, first power supply connect in on the installing support, first liquid moving plate with first power supply is connected, just first tube replacement board with first removable the connection of liquid moving plate, first guide bar with first tube replacement board is connected, first pump liquid pipe embedding is in the first guide bar.

The further technical scheme is as follows: the outer side surface of the first liquid transfer plate is inwards concave to form a slot, and the first pipe replacing plate is inserted into the slot.

The further technical scheme is as follows: the first guide rod is provided with a guide groove, and the first pump liquid pipe is embedded in the guide groove.

The further technical scheme is as follows: the second removes the structure and includes second power supply, second liquid moving plate, second tube changing plate and second guide bar, the second power supply connect in on the installing support, the second liquid moving plate with the second power supply is connected, just the second tube changing plate with the second is moved the detachable connection of liquid plate, the second guide bar with the second is changed the tube plate and is connected, the embedding of second pump line is in the second guide bar.

The further technical scheme is as follows: the mounting bracket comprises a vertical side plate and a transverse connecting plate, and the transverse connecting plate is connected to the outer side of the vertical side plate; the first power source is connected to one side of the vertical side plate, which is far away from the transverse connecting plate; the second power source is connected to one side of the transverse connecting plate, which is far away from the vertical side plate.

The further technical scheme is as follows: the transverse connecting plate is provided with an inclined connecting plate which is arranged in an outward inclined mode along the direction from top to bottom, and the second power source is connected to the inclined connecting plate.

The further technical scheme is as follows: be equipped with the first sensor that is used for detecting whether have liquid in the first pump fluid tube on the first move the liquid board, be equipped with the second sensor that is used for detecting whether have liquid in the second pump fluid tube on the second move the liquid board.

The further technical scheme is as follows: the liquid pumping device further comprises a bottle clamping and rotating structure, the bottle clamping and rotating structure is located below the mounting bracket and comprises a swing arm assembly, a rotating assembly and a clamping assembly, the rotating assembly is connected to the swing arm assembly, the clamping assembly is connected to the rotating assembly, and a plurality of spaces for placing culture bottles are formed in the clamping assembly; arrange the blake bottle in the interval through the centre gripping subassembly centre gripping to by the rotating assembly rotation to setting for the angle, in driving first pump liquid pipe by first removal structure and inserting the blake bottle or the second pump liquid pipe on the second removal structure inserts the blake bottle, in order to carry out the pump liquid operation, after the pump liquid is accomplished, if there is liquid in the present blake bottle, then drive the blake bottle by the rotating assembly and rotate, in order to carry out the mixing to the liquid in the blake bottle.

The further technical scheme is as follows: the rotating assembly comprises a rotating power source, a connecting block and a rotating arm assembly, the rotating arm assembly is connected with the rotating power source through the connecting block, the rotating power source is arranged in the swing arm assembly, and the clamping assembly is connected to the rotating arm assembly.

Compared with the prior art, the utility model beneficial effect be: the utility model discloses a set up integrated first pump liquid structure and second pump liquid structure on the installing support, carry out the pump liquid operation in different position, realize multiunit automatic pump liquid operation with the help of bottle centre gripping revolution mechanic to the centre gripping and the rotation of blake bottle, space utilization is high, and improves pump liquid efficiency, and is with low costs.

The invention is further described with reference to the accompanying drawings and specific embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic perspective view of a liquid pumping device according to an embodiment of the present invention (without a bottle holding and rotating structure);

fig. 2 is a schematic rear view of the liquid pumping device according to the embodiment of the present invention (excluding the bottle holding and rotating structure);

fig. 3 is a left side view schematically illustrating the liquid pumping device according to an embodiment of the present invention (the bottle holding and rotating structure is removed);

fig. 4 is a schematic diagram of an explosion structure of a liquid pumping device according to an embodiment of the present invention (the bottle holding and rotating structure is removed);

fig. 5 is a schematic perspective view of a bottle holding and rotating structure according to an embodiment of the present invention;

fig. 6 is a schematic top view of a bottle holding and rotating structure according to an embodiment of the present invention;

fig. 7 is a left side view schematically illustrating a bottle holding and rotating structure according to an embodiment of the present invention;

fig. 8 is an exploded schematic view of a bottle holding and rotating structure according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

As shown in fig. 1 to 8, the liquid pumping device provided in this embodiment can be applied to a scenario of pumping in and out multiple sets of liquids.

Referring to fig. 1, the liquid pumping device includes a first liquid pumping structure, a second liquid pumping structure and a mounting bracket; the first liquid pumping structure comprises a first moving structure, a first liquid pumping pipe and a first peristaltic pump, and the second liquid pumping structure comprises a second moving structure, a second liquid pumping pipe and a second peristaltic pump; the first peristaltic pump is connected with the first pump liquid pipe, the first peristaltic pump is connected with the first moving structure, and the first moving structure is connected with the mounting bracket; the second peristaltic pump is connected with a second pump liquid pipe, the second peristaltic pump is connected with a second moving structure, and the second moving structure is connected with the mounting bracket.

Utilize the installing support to be in the same place two sets of pump liquid structure integrations, both can realize multiunit automatic pump liquid operation, space utilization is high, and improves pump liquid efficiency, and is with low costs. In addition, the liquid is pumped in and out and separated by virtue of a plurality of peristaltic pumps, so that the cleanness degree of the whole culture process is better improved, and the success rate of the whole cell culture is improved.

In an embodiment, referring to fig. 4, the first moving structure includes a first power source 86, a first liquid moving plate 84, a first liquid exchanging plate 80, and a first guiding rod 82, the first power source 86 is connected to the mounting bracket, the first liquid moving plate 84 is connected to the first power source 86, the first liquid exchanging plate 80 is detachably connected to the first liquid moving plate 84, the first guiding rod 82 is connected to the first liquid exchanging plate 80, and the first pump liquid pipe is embedded in the first guiding rod 82.

In one embodiment, the first power source 86 includes a long-stroke cylinder for providing power to the first pumping tube inserted into the culture flask 40.

In an embodiment, referring to fig. 4, the outer side surface of the first liquid moving plate 84 is recessed inward to form a slot, the first tube exchanging plate 80 is inserted into the slot, and the slot and the first tube exchanging plate 80 are detachably connected by matching, so that different first tube exchanging plates 80 can be replaced according to actual situations.

In an embodiment, two limit blocks are disposed on the first liquid moving plate 84, and the two limit blocks are respectively located below the slots to limit the first tube changing plate 80 during installation.

In an embodiment, the first guide rod 82 is provided with a guide groove 83, and the first pumping liquid pipe is inserted into the guide groove 83. The diameter of the guide groove 83 is slightly smaller than the diameter of the first pumping liquid pipe, so that the first pumping liquid pipe can be secured in the first guide rod 82.

In one embodiment, the first power source 86 is connected to the first pipetting plate 84 through a first mounting block 85, the first mounting block 85 is connected to the first power source 86 through fasteners such as bolts, and the first pipetting rod is connected to the first mounting block 85 through fasteners such as bolts.

In this embodiment, a plurality of first guide rods 82 are connected to the first pipetting plate 84 at vertical intervals, and the first power source 86 is also vertically connected to the mounting bracket, so as to achieve the vertical state of the first liquid pumping tube.

In other embodiments, a certain angle is formed between the first guide rods 82 and the first liquid transfer plate 84, so that the first pump liquid pipe is in an inclined state, different choices can be made in practical situations, the first guide rods 82 with different angles and sizes can be used according to different situations only by replacing the first liquid transfer plate 84, and the practicability is high.

In an embodiment, referring to fig. 4, the first pipetting plate 84 is provided with a first sensor 81 for detecting whether there is liquid in the first pumping liquid tube.

In addition, the first guide rod 82 can accurately insert the first pumping liquid pipe into the bottom of the flask 40 to perform the pumping operation. The first guide bar 82 is connected to the first manifold plate 80 by a fastener such as a bolt.

Specifically, the first guide rod 82 is provided with a first connection base 821, and the first connection base 821 is connected to the first tube exchanging plate 80 by a fastening member such as a bolt.

In an embodiment, referring to fig. 4, the first pipetting plate 84 has a plurality of sensor mounts 841 extending downward from a lower end thereof, the first guide rod 82 has a first through hole formed therein, the sensor mounts 841 have a second through hole formed therein, the first through hole and the second through hole are aligned, the first sensor 81 is embedded in the second through hole, and the first sensor 81 is exposed at the first through hole, so as to implement the installation of the first sensor 81 and facilitate the first sensor 81 to detect the existence of liquid in the first pump liquid tube.

In an embodiment, referring to fig. 4, the second moving structure includes a second power source 90, a second liquid moving plate 95, a second tube changing plate 94 and a second guiding rod 93, the second power source 90 is connected to the mounting bracket, the second liquid moving plate 95 is connected to the second power source 90, the second tube changing plate 94 is detachably connected to the second liquid moving plate 95, the second guiding rod 93 is connected to the second tube changing plate 94, and the second pump liquid tube is embedded in the second guiding rod 93.

In one embodiment, the second power source 90 includes a short stroke cylinder for providing power to the second liquid pumping tube inserted into the culture bottle 40.

In an embodiment, referring to fig. 4, the outer side surface of the second liquid moving plate 95 is recessed inward to form a second slot 96, the second tube exchanging plate 94 is inserted into the second slot 96, the second slot 96 and the second tube exchanging plate 94 are detachably connected in a matching manner, and different second tube exchanging plates 94 can be replaced according to actual situations.

In an embodiment, two second limiting blocks are disposed on the second liquid moving plate 95, and the two second limiting blocks are respectively located below the second slot 96 to limit the second tube changing plate 94 during installation.

In an embodiment, the second guide rod 93 is provided with a second guide groove, and the second pumping liquid pipe is embedded in the second guide groove. The diameter of the second guide groove is slightly smaller than that of the second pump liquid pipe, so that it can be ensured that the second pump liquid pipe can be fixed in the second guide rod 93.

In one embodiment, the second power source 90 is connected to the second pipetting plate 95 through a second mounting block 97, the second mounting block 97 is connected to the second power source 90 through fasteners such as bolts, and the second pipetting rod is connected to the second mounting block 97 through fasteners such as bolts.

In this embodiment, the second guide rods 93 are connected to the second tube exchanging plate 94 at vertical intervals, and the second power source 90 is connected to the mounting bracket in an inclined manner, so that the second pump fluid tube is in an inclined state to meet the requirements of different pump fluid scenes.

In other embodiments, a certain angle is formed between the second guide rods 93 and the second tube replacing plate 94, so that the second pump liquid tube is in an inclined state or a vertical state, different selections can be performed in actual situations, the second guide rods 93 with different angles and sizes can be used according to different situations only by replacing the second tube replacing plate 94, and the practicability is high.

In an embodiment, referring to fig. 4, the second pipetting plate 95 is provided with a second sensor 92 for detecting whether there is liquid in the second liquid pumping tube.

In addition, the second guide rod 93 can accurately insert the second pumping tube into the flask 40 to perform the pumping operation. The second guide bar 93 is connected to a second manifold plate 94 by a fastener such as a bolt.

Specifically, the second guide rod 93 is provided with a second connecting base 931, and the second connecting base 931 is connected to the second tube exchanging plate 94 by a fastening member such as a bolt.

In an embodiment, referring to fig. 4, a plurality of second sensor mounting brackets 91 extend downward from the lower end of the second pipetting plate 95, a third through hole is formed in the second guide rod 93, a fourth through hole is formed in the second sensor mounting bracket 91, the third through hole and the fourth through hole are aligned, the second sensor 92 is embedded in the fourth through hole, and the second sensor 92 is exposed in the fourth through hole, so that the second sensor 92 is mounted and the second sensor 92 can detect the existence of liquid in the second pump liquid tube conveniently.

In an embodiment, referring to fig. 4, the mounting bracket includes a vertical side plate 100 and a transverse connecting plate 101, wherein the transverse connecting plate 101 is connected to an outer side of the vertical side plate 100; the first power source 86 is connected to the side of the vertical side plate 100 away from the transverse connecting plate 101; the second power source 90 is connected to the side of the transverse link plate 101 remote from the vertical side plate 100.

Specifically, the transverse connecting plate 101 is provided with an inclined connecting plate 102 which is arranged to be inclined outward in a top-down direction, and the second power source 90 is connected to the inclined connecting plate 102.

In this embodiment, the first power source 86 is arranged vertically, the second power source 90 is arranged obliquely, and the first moving structure and the second moving structure are arranged on different sides of the mounting bracket, so that the whole structure is more compact, and the space utilization rate is improved.

Specifically, the opening direction of the guide groove 83 is not coincident with the opening direction of the second guide groove, so that the first pump liquid pipe and the second pump liquid pipe can be easily attached and detached.

In addition, a pump set outer cover 70 is arranged outside the mounting bracket, the first peristaltic pump and the second peristaltic pump are connected to the mounting bracket, a third limiting block is arranged on the pump set outer cover 70, and the third limiting block is respectively abutted against the first pump liquid pipe and the second pump liquid pipe so as to limit the first pump liquid pipe and the second pump liquid pipe.

In this embodiment, the third limiting block includes an adjusting plate 72 and a limiting rod 71, wherein the limiting rod 71 is connected to the adjusting plate 72, the limiting rod 71 passes through the pump set housing 70, and the limiting rod 71 is respectively abutted to the first pump liquid pipe and the second pump liquid pipe.

When the liquid needs to be pumped out, the second power source 90 retracts, the first power source 86 extends, the first peristaltic pump starts to suck back, when the first sensor 81 detects the liquid in the liquid pipe of the first pump so as to confirm the suck back, and after the set time, if the first sensor 81 does not detect the liquid, the liquid is confirmed to be pumped out completely; when liquid needs to be pumped, the first power source 86 retracts, the second power source 90 extends, the second peristaltic pump starts to pump liquid, when the second sensor 92 detects liquid in the liquid pipe of the second pump so as to confirm that the liquid is pumped, after a set time, if the second sensor 92 does not detect the liquid, it is confirmed that the liquid is completely pumped, and at the moment, the second power source 90 retracts. The first sensor 81 and the second sensor 92 are adopted to feed back and cooperate with the first peristaltic pump and the second peristaltic pump to quantitatively pump liquid, so that safe and controllable non-contact liquid adding and discharging can be achieved.

Referring to fig. 5 to 8, the liquid pumping device further includes a bottle holding and rotating structure located below the mounting bracket, a swing arm assembly, a rotating assembly and a clamping assembly, wherein the rotating assembly is connected to the swing arm assembly, the clamping assembly is connected to the rotating assembly, and the clamping assembly is provided with a plurality of spaces for placing the culture bottles 40 therein; arrange the blake bottle 40 in the interval through the centre gripping subassembly centre gripping to rotatory to setting for the angle by rotating assembly, drive first pump liquid pipe by first removal structure and insert in the blake bottle 40 or the second pump liquid pipe on the second removal structure inserts in the blake bottle 40, in order to carry out the pump liquid operation, after the pump liquid is accomplished, if there is liquid in current blake bottle 40, then drive blake bottle 40 by rotating assembly and rotate, in order to carry out the mixing to the liquid in the blake bottle 40.

The rotating assembly is used for rotating and switching the state of the culture bottle 40, for example, the state is converted into a horizontal state or an inclined state from a vertical state, the clamping assembly clamps the culture bottle 40, the culture bottle 40 can be fixed, the rotating assembly can be matched to complete switching of the state of the culture bottle 40, so that different steps of pump liquid, liquid mixing and the like of cell culture in the culture bottle 40 can be conveniently completed by adopting the same structure, and the practicability is high.

In one embodiment, referring to fig. 8, the rotating assembly includes a rotating power source 60, a connecting block 21, and a rotating arm assembly, the rotating arm assembly is connected to the rotating power source 60 through the connecting block 21, the rotating power source 60 is disposed in the rotating arm assembly, and the clamping assembly is connected to the rotating arm assembly.

In the present embodiment, the rotary power source 60 includes a servo motor, but in other embodiments, the rotary power source 60 may also include other types of power sources, such as a motor.

In one embodiment, referring to fig. 8, the above-mentioned rotating arm assembly includes a rotating arm shield 22 and a rotating arm main body 20, a cavity is formed between the rotating arm main body 20 and the rotating arm shield 22, the clamping assembly is connected to the rotating arm main body 20, and the rotating arm shield 22 is connected to the connecting block 21.

The connecting block 21 is provided with a second through hole for the output shaft of the rotary power source 60 to pass through, so that the rotary power source 60 operates to drive the rotary arm shield 22 and the rotary arm main body 20 to rotate, and further the rotation of the culture bottle 40 is driven, so as to switch the state of the culture bottle 40.

In one embodiment, referring to fig. 6 to 8, the clamping assembly includes a plurality of clamping power sources 30 and a plurality of clamping plates 31, the clamping power sources 30 are connected to the rotating arm body 20, and the clamping power sources 30 are connected to the clamping plates 31.

The clamping and releasing of the culture bottle 40 is achieved by moving the clamping plate 31 in a direction approaching the boom body 20 or in a direction away from the boom body 20 by the clamping power source 30.

In an alternative embodiment, the clamping plate 31 is arranged parallel to the rotatable arm body 20, so that the clamping plate 31 and the rotatable arm body 20 have a larger contact area with the culture bottle 40, thereby clamping the culture bottle 40 more firmly.

In an embodiment, referring to fig. 6 and 8, the rotating arm body 20 is provided with a plurality of guide blocks 23 arranged at intervals, grooves are formed in the wire blocks, the clamping power source 30 is connected in the grooves, and the adjacent guide blocks 23 and the clamping plate 31 are enclosed to form the space.

Specifically, both side surfaces of the guide block 23 are inclined outward in the top-down direction to form guide surfaces.

The guide surfaces are used to guide and position the culture bottles 40 when they are clamped so that the culture bottles 40 can be better fixed in the space in sequence according to the rules of one culture bottle 40 in the space.

In this embodiment, the guide block 23 is fixed to the boom main body 20 by a fastener such as a bolt, and in other embodiments, the guide block 23 may be integrally formed with the boom main body 20.

In one embodiment, referring to fig. 8, the rotating arm shield 22 is provided with a plurality of third sensors 50 for detecting whether the culture bottles 40 are placed in the space, and the third sensors 50 are placed in the cavities.

In addition, a plurality of convex columns 26 are arranged in the rotating arm shield 22, and the third sensor 50 is fixed in the cavity through the convex columns 26.

Specifically, the rotating arm body 20 is provided with a plurality of third through holes, and the third sensor 50 is exposed outside the third through holes so as to detect whether the culture bottles 40 are placed in the corresponding spaces.

In an embodiment, referring to fig. 5, 7 and 8, the rotating arm protecting cover 22 is provided with a fifth through hole 25 for passing the cable and the air pipe, and a first sealing joint 24 is inserted into the fifth through hole 25.

The cable and the air pipe of the clamping power source 30 are output by the fifth through hole 25, the sealing degree of the whole structure can be improved by the first sealing joint 24, the sealing of the working environment of the clamping power source 30 is ensured, and the interference of dust and the like to the clamping power source 30 is reduced.

In an embodiment, referring to fig. 1 to 4, the swing arm assembly includes a swing arm main body 10 and a swing arm shield 11, and a cavity for installing the rotation power source 60 is enclosed between the swing arm main body 10 and the swing arm shield 11.

In one embodiment, the swing arm shield 11 is provided with a fourth through hole 13 for passing the cable and the air pipe, and a second sealing joint 12 is inserted into the fourth through hole 13.

The cable and the air pipe for clamping the power source 30 are input through the fourth through hole 13, the sealing degree of the whole structure can be improved through the second sealing joint 12, the sealing of the working environment of the rotary power source 60 is ensured, and the interference of dust and the like to the rotary power source 60 is reduced.

In an embodiment, the swing arm shield 11 is connected to the swing arm main body 10 by a fastener such as a bolt, so as to detachably connect the swing arm shield 11 and the swing arm main body 10.

In one embodiment, the groove communicates with the chamber so that cables, air tubes, etc. holding the power source 30 can be arranged in the chamber and output through the first sealing fitting 24 to maintain the overall structural integrity.

Because can set up a plurality of centre gripping power supplies 30 on the rocking arm main part 20 for a plurality of blake bottles 40 of centre gripping, but a plurality of blake bottles 40 of rotary power supply 60 drive rotation through accurate control angle to realize that the cross-put is stood, sway the mixing, erect and put functions such as imbibition, slope liquid feeding, erect and put and loosen or press from both sides tight blake bottle 40, still can put down blake bottle 40, realize that a structure cooperation accomplishes a plurality of operating procedure, realize multiple gesture conversion, improve space utilization.

When the third sensor 50 on the main body 20 of the rotating arm detects that the culture bottle 40 is in place, the clamping power source 30 is driven to clamp the culture bottle 40, the culture bottle 40 is in a vertical state, the first pump liquid structure in a vertical state can be used for liquid adding operation, the rotating power source 60 is driven to rotate, the culture bottle 40 is in an inclined state, the second pump liquid pipe in the inclined upper part is inserted into the culture bottle 40 for liquid adding operation, and then the rotating power source 60 is used for reciprocating rotation, so that the liquid in the culture bottle 40 is fully mixed, and the digestion reaction rate in the whole culture process is improved.

In this embodiment, the clamping power source 30 includes a clamping cylinder, but in other embodiments, the clamping power source 30 may further include a telescopic cylinder to drive the clamping plate 31 to move, so as to perform the operation of loosening or clamping the culture bottle 40.

Fix the rotating assembly on the swing arm subassembly through the setting to fix the centre gripping subassembly on rotating assembly, it is rotatory to drive the centre gripping subassembly by rotating assembly, and the centre gripping subassembly centre gripping blake bottle 40, and then realize the rotation to blake bottle 40, can carry out abundant mixing with the liquid in the blake bottle 40, realize improving cell culture's efficiency, whole structure's airtight degree is high, whole unmanned operation can ensure the clean degree of environment.

Foretell pump liquid device through setting up integrated first pump liquid structure and the second pump liquid structure on the installing support, carries out the pump liquid operation in different position, realizes multiunit automatic pump liquid operation with the help of the centre gripping and the rotation of bottle centre gripping revolution mechanic to blake bottle 40, and space utilization is high, and improves pump liquid efficiency, and is with low costs.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims (10)

1. The liquid pumping device is characterized by comprising a first liquid pumping structure, a second liquid pumping structure and a mounting bracket; the first liquid pumping structure comprises a first moving structure, a first liquid pumping pipe and a first peristaltic pump, and the second liquid pumping structure comprises a second moving structure, a second liquid pumping pipe and a second peristaltic pump; the first peristaltic pump is connected with the first pump liquid pipe, the first peristaltic pump is connected with the first moving structure, and the first moving structure is connected with the mounting bracket; the second peristaltic pump is connected with the second pump liquid pipe, the second peristaltic pump is connected with the second moving structure, and the second moving structure is connected with the mounting bracket.

2. The fluid pumping device of claim 1, wherein the first moving structure comprises a first power source, a first fluid moving plate, a first tube changing plate and a first guide rod, the first power source is connected to the mounting bracket, the first fluid moving plate is connected to the first power source, the first tube changing plate is detachably connected to the first fluid moving plate, the first guide rod is connected to the first tube changing plate, and the first fluid pumping tube is embedded in the first guide rod.

3. The fluid pumping device as claimed in claim 2, wherein the outer side surface of the first fluid moving plate is recessed inward to form a slot, and the first tube changing plate is inserted into the slot.

4. The fluid pumping device as claimed in claim 3, wherein the first guide bar is provided with a guide groove, and the first pumping fluid pipe is inserted into the guide groove.

5. The fluid pumping device as claimed in any one of claims 2 to 4, wherein the second moving structure comprises a second power source, a second fluid moving plate, a second tube changing plate and a second guide rod, the second power source is connected to the mounting bracket, the second fluid moving plate is connected to the second power source, the second tube changing plate is detachably connected to the second fluid moving plate, the second guide rod is connected to the second tube changing plate, and the second fluid pumping tube is embedded in the second guide rod.

6. The fluid pumping device of claim 5, wherein the mounting bracket comprises a vertical side plate and a transverse connecting plate connected to an outer side of the vertical side plate; the first power source is connected to one side of the vertical side plate, which is far away from the transverse connecting plate; the second power source is connected to one side of the transverse connecting plate, which is far away from the vertical side plate.

7. The fluid pumping device as claimed in claim 6, wherein the transverse connecting plate is provided with an inclined connecting plate which is inclined outwards in a direction from top to bottom, and the second power source is connected to the inclined connecting plate.

8. The liquid pumping apparatus according to claim 5, wherein the first pipetting plate is provided with a first sensor for detecting whether the liquid is present in the first liquid pumping tube, and the second pipetting plate is provided with a second sensor for detecting whether the liquid is present in the second liquid pumping tube.

9. The fluid pumping device of claim 1, further comprising a bottle holding and rotating structure located below the mounting bracket, wherein the bottle holding and rotating structure comprises a swing arm assembly, a rotating assembly and a clamping assembly, the rotating assembly is connected to the swing arm assembly, the clamping assembly is connected to the rotating assembly, and a plurality of spaces for placing culture bottles are formed in the clamping assembly; arrange the blake bottle in the interval through the centre gripping subassembly centre gripping to by the rotating assembly rotation to setting for the angle, in driving first pump liquid pipe by first removal structure and inserting the blake bottle or the second pump liquid pipe on the second removal structure inserts the blake bottle, in order to carry out the pump liquid operation, after the pump liquid is accomplished, if there is liquid in the present blake bottle, then drive the blake bottle by the rotating assembly and rotate, in order to carry out the mixing to the liquid in the blake bottle.

10. The fluid pumping device as claimed in claim 9, wherein the rotating assembly comprises a rotating power source, a connecting block, and a swivel arm assembly, the swivel arm assembly is connected to the rotating power source through the connecting block, the rotating power source is disposed in the swing arm assembly, and the clamping assembly is connected to the swivel arm assembly.

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