CN215208386U - Gel filling device - Google Patents
Gel filling device Download PDFInfo
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- CN215208386U CN215208386U CN202121752385.9U CN202121752385U CN215208386U CN 215208386 U CN215208386 U CN 215208386U CN 202121752385 U CN202121752385 U CN 202121752385U CN 215208386 U CN215208386 U CN 215208386U
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- positioning shaft
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Abstract
The utility model discloses a gel filling device, wherein a lifting driving device drives a filling base to move up and down, the filling base is positioned and clamped with a filling needle module, the filling needle module and a filling needle arranged on the filling needle module synchronously move up and down, and the input end of each filling needle is connected with a transfusion tube to add gel into a gel filling cavity of a micro-column gel reagent card; the filling needle penetrates through a through hole vertically formed in the guide adjusting module, the guide adjusting module is provided with a positioning shaft sleeve in a downward protruding mode, the positioning shaft sleeve surrounds the filling needle in a wrapping mode, the outer diameter of the positioning shaft sleeve is larger than that of the filling needle, the positioning shaft sleeve can be correspondingly inserted into a glue injection cavity in the micro-column gel reagent card, and the outer surface of the positioning shaft sleeve is matched and positioned with the inner wall of the glue injection cavity; the positioning shaft sleeve moves along with the filling base and is inserted into the glue injection cavity, the outer surface of the positioning shaft sleeve is in contact with the inner wall of the glue injection cavity, if the position of the micro-column gel reagent card deviates, the positioning shaft sleeve can move radially, and the filling process is guaranteed to be accurately matched with the inserting and positioning.
Description
Technical Field
The utility model relates to a gel production technical field further relates to gel filling device.
Background
The gel is a special dispersion system in which colloidal particles or macromolecules in a sol or a solution are connected with each other under a certain condition to form a spatial network structure, and dispersion media are filled in gaps of the structure, and is widely used in the industries of cosmetics, medicines, foods and the like. The reagent card is packed with dextran gel containing or not containing antibody, and the detection is carried out by utilizing the characteristic that the gaps among gels only allow free red blood cells to pass through.
The gel production process comprises two main steps of stirring and filling, the gel is filled in the storage container after being fully mixed and stirred, the gel is extracted from the storage container in a manual mode in the traditional filling mode, the extracted gel is manually transferred to the reagent card and packaged, the manual feeding workload is large, the efficiency is low, the gel is easy to spill out in the transportation process and the feeding process, the gel loss is caused, and the spilled gel is difficult to clean due to large viscosity.
For the equipment adopting automatic filling, the filling head is often required to be inserted into the container to be filled first, then the liquid conveying is started, the limitation of factors such as placing mode is caused, the position of the container to be filled often cannot be accurately stopped at the position completely opposite to the filling head, the needle head and the container to be filled are contacted, even the container to be filled is punctured, and the normal operation of the filling process is influenced.
For those skilled in the art, how to ensure that the filling process is accurately matched with the inserting and positioning is a technical problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gel filling device utilizes the location axle sleeve to fix a position the injecting glue chamber on the little post gel reagent card, guarantees that the filling process matches the cartridge accurately, and concrete scheme is as follows:
a gel filling apparatus comprising:
the filling base is used for positioning and clamping filling needle modules, each filling needle module is provided with a plurality of filling needles, and the input end of each filling needle is connected with one infusion tube;
the movable part of the lifting driving device is connected with the filling base, and can drive the filling base to vertically lift and drive the filling needle module to synchronously lift so as to enable the filling needle to be inserted into the micro-column gel reagent card;
the guide adjusting module is vertically provided with a plurality of through holes for the filling needles to pass through, the guide adjusting module is protruded downwards to form a positioning shaft sleeve, the positioning shaft sleeve surrounds and surrounds the filling needles, the positioning shaft sleeve can be correspondingly inserted into a glue injection cavity on the micro-column gel reagent card, and the outer surface of the positioning shaft sleeve is matched and positioned with the inner wall of the glue injection cavity.
Optionally, the guide adjusting module is vertically slidably assembled on the filling base, an elastic resetting piece is arranged between the guide adjusting module and the filling base, and the elastic resetting piece applies downward elastic force to the guide adjusting module; when the positioning shaft sleeve is inserted into the micro-column gel reagent card, the guide adjusting module moves upwards to expose the filling needle.
Optionally, the guide adjusting module is vertically provided with two guide shafts, and the guide shafts are correspondingly inserted into the guide grooves of the filling base and can linearly move relative to the filling base.
Optionally, at least two linear bearings are disposed between the guide shaft and the guide groove.
Optionally, the elastic reset piece is a spiral spring and is arranged at the top end of the guide groove, and the bottom end of the elastic reset piece is matched with a stop block convexly arranged on the periphery of the guide shaft to apply elastic force.
Optionally, the edge of the bottom end of the positioning shaft sleeve is provided with a smooth chamfer; the top end of the positioning shaft sleeve is provided with a conical expansion section.
Optionally, the positioning sleeve is detachably clamped to the guide adjusting module.
Optionally, a hose arranging block is arranged on the filling base, and a channel through which the liquid conveying pipe passes is formed in the hose arranging block.
Optionally, the filling needle on the filling needle module is connected to the liquid storage tank through a liquid conveying pipe, and a power pump assembly is mounted in the middle of the liquid conveying pipe to provide power for conveying gel.
Optionally, the power pump assembly is provided with a groove-shaped grating sensor for feeding back the rotation angle displacement of the motor to control the filling amount.
Optionally, each channel of the hose collation is provided with an identification mark for mark differentiation.
The utility model provides a gel filling device, a lifting driving device drives a filling base to move up and down, the filling base is positioned and clamped with a filling needle module, thereby the filling needle module and the filling needles arranged on the filling needle module synchronously move up and down, and the input end of each filling needle is connected with a transfusion tube which can add gel into a gel filling cavity of a micro-column gel reagent card; the filling needle penetrates through a through hole vertically formed in the guide adjusting module, the guide adjusting module is provided with a positioning shaft sleeve in a downward protruding mode, the positioning shaft sleeve surrounds the filling needle in a wrapping mode, the outer diameter of the positioning shaft sleeve is larger than that of the filling needle, the positioning shaft sleeve can be correspondingly inserted into a glue injection cavity in the micro-column gel reagent card, and the outer surface of the positioning shaft sleeve is matched and positioned with the inner wall of the glue injection cavity; the positioning shaft sleeve moves along with the filling base and is inserted into the glue injection cavity, the outer surface of the positioning shaft sleeve is in contact with the inner wall of the glue injection cavity, if the position of the micro-column gel reagent card deviates, the positioning shaft sleeve can move radially, and the filling process is guaranteed to be accurately matched with the inserting and positioning.
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 these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the whole gel filling device provided by the present invention;
FIG. 2 is an enlarged partial view of the dashed box of FIG. 1;
fig. 3 is a schematic view of the filling base, filling needle module and guide adjustment module cooperating with each other.
The figure includes:
the device comprises a filling base 1, a filling needle module 11, a lifting driving device 2, a guide adjusting module 3, a positioning shaft sleeve 31, an elastic resetting piece 32, a guide shaft 33, a linear bearing 34, a hose sorting block 4, a liquid storage tank 5, a power pump assembly 6 and a groove-shaped grating sensor 61.
Detailed Description
The core of the utility model is to provide a gel filling device utilizes the location axle sleeve to fix a position the injecting glue chamber on the little post gel reagent card, guarantees that the filling process matches the cartridge accurately.
In order to make those skilled in the art better understand the technical solution of the present invention, the gel filling apparatus of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the whole gel filling apparatus provided by the present invention, and fig. 2 is a partially enlarged view of a dotted frame in fig. 1; the gel filling device comprises a filling base 1, a lifting driving device 2, a guiding adjusting module 3 and other structures, wherein the filling base 1 is a positioning support structure, the filling base 1 is used for positioning and clamping a filling needle module 11, the filling needle module 11 is an independent module, a plurality of filling needles are arranged on each filling needle module 11, the plurality of filling needles are integrated on a positioning block to form the filling needle module 11, and the positioning block can be clamped on the filling base 1. Each filling needle is of an independent structure, the input end of each filling needle is connected with an infusion tube, gel is conveyed to the filling needles through the infusion tube, and the gel is discharged from the needle points of the filling needles.
The lifting driving device 2 is a driving device and can adopt the forms of an air cylinder, a hydraulic cylinder, a screw rod and the like, a fixed part of the lifting driving device 2 is fixedly installed on the rack, a movable part of the lifting driving device 2 is connected with the filling base 1 and can drive the filling base 1 to vertically lift, the filling base 1 further drives the filling needle module 11 to synchronously lift so as to enable the filling needle to be inserted into the micro-column gel reagent card, a plurality of gel injection cavities are arranged on the micro-column gel reagent card, each gel injection cavity corresponds to one filling needle, and the filling needles inject gel into the gel injection cavities.
The guide adjusting module 3 is an independent module structure, the main body part is positioned below the filling base 1, a plurality of through holes for filling needles to pass through are vertically formed in the guide adjusting module 3, each filling needle can correspond to one through hole respectively, or a plurality of filling needles can correspond to one through hole, gaps exist between the filling needles and the inner walls of the through holes of the adjusting module 3, the filling needles are not in contact with each other, and interference does not exist between the filling needles and the through holes.
The guide adjusting module 3 is provided with a positioning shaft sleeve 31 protruding downwards, the positioning shaft sleeve 31 surrounds and surrounds the filling needle, and the filling needle is positioned at the axis of the positioning shaft sleeve 31; as shown in fig. 2, the scheme provided by the present application is provided with two positioning shaft sleeves 31, each positioning shaft sleeve 31 corresponds to one glue injection cavity, of course, more positioning shaft sleeves may be provided, or more than two positioning shaft sleeves 31 may be connected to form a shaft sleeve assembly.
The positioning shaft sleeve 31 can be correspondingly inserted into a glue injection cavity on the micro-column gel reagent card, the external shape of the positioning shaft sleeve 31 is matched with the shape of the glue injection cavity, but the size of the positioning shaft sleeve is slightly smaller than the inner wall of the glue injection cavity, and the outer surface of the positioning shaft sleeve 31 is matched and positioned with the inner wall of the glue injection cavity. The outside of the positioning shaft sleeve 31 is a smooth transition structure with a large upper part and a small lower part, the cross section area of the lower part is smaller when the positioning shaft sleeve is closer to the upper part, the cross section area of the bottom end is the smallest, and the transition structure on the outer surface of the positioning shaft sleeve 31 plays a role in guiding, so that the positioning shaft sleeve is ensured to be effectively inserted into the glue injection cavity in a matched mode.
The bottom end of the positioning shaft sleeve 31 is located at a position close to the bottom end of the filling needle, when filling is needed, the micro-column gel reagent card is firstly placed below the filling base 1, the lifting driving device 2 drives the filling base 1 to move downwards, the filling base 1 further drives the filling needle module 11 and the guide adjusting module 3 to move downwards, the positioning shaft sleeve 31 moves downwards along with the positioning shaft sleeve, the bottom end of the positioning shaft sleeve 31 is inserted into the glue injection cavity, if the glue injection cavity is not completely aligned with a certain filling needle, the positioning shaft sleeve 31 can be contacted with the inner wall of the glue injection cavity, in the process of gradually moving downwards, the outer surface of the positioning shaft sleeve 31 pushes the micro-column gel reagent card to translate in a small range, the position deviation of the micro-column gel reagent card is gradually corrected, the filling process is accurately matched, inserted and positioned, and the filling needle cannot be contacted with the inner wall of the glue injection cavity during glue injection.
On the basis of the scheme, the guide adjusting module 3 of the utility model is vertically assembled on the filling base 1 in a sliding manner, namely the guide adjusting module 3 can vertically move relative to the filling base 1; set up elasticity piece 32 that resets between direction adjusting module 3 and the filling base 1, elasticity piece 32 that resets produces elasticity between direction adjusting module 3 and filling base 1, and elasticity piece 32 that resets exerts decurrent elasticity to direction adjusting module 3, and under the condition of not receiving other external forces, elasticity piece 32 that resets makes direction adjusting module 3 be in the position of bottommost.
In the process that the positioning shaft sleeve 31 is inserted into the micro-column gel reagent card, the guide adjusting module 3 can be contacted with the upper surface of the micro-column gel reagent card or the bottom surface of the positioning shaft sleeve 31 is contacted with the bottom surface of the glue injection cavity, so that an upward acting force is applied to the guide adjusting module 3, the guide adjusting module 3 is pushed to move upwards, and the filling needle is exposed; the direction adjusting module 3 moves up relatively, and the actual process is that, direction adjusting module 3 receives blockking of microcolumn gel reagent card and can't continue downstream, nevertheless the filling needle still can continue downstream along with filling base 1, and elasticity piece 32 that resets receives the compression, and the length increase that the filling needle outwards exposes in the parcel from location axle sleeve 31 this moment, and the filling needle stretches to the position that is close to the gluey chamber bottom, the process of the beginning injecting glue. When moving upwards with the filling base 1, the guiding and adjusting module 3 is gradually reset due to the elastic force of the elastic resetting piece 32.
Specifically, the utility model discloses two guiding axles 33 of vertical setting on direction adjusting module 3, two guiding axles 33 set up the both ends at whole direction adjusting module 3 respectively best to make direction adjusting module 3 keep steadily at the in-process that removes.
The guide shaft 33 is inserted into the guide groove of the filling base 1 correspondingly, the guide groove arranged on the filling base 1 is a vertical channel, the guide shaft 33 and the guide groove are matched with each other to play a vertical guiding role, and the guide shaft 33 can move linearly relative to the filling base 1.
At least two linear bearings 34 are arranged between each guide shaft 33 and the guide groove, and the linear bearings 34 are vertically arranged for reducing friction during movement.
As shown in fig. 3, it is a schematic diagram of the filling base 1, the filling needle module 11 and the guiding and adjusting module 3 cooperating with each other; the elastic reset piece 32 provided by the utility model is a spiral spring, the spiral spring is arranged at the top end of the guide groove, and the spiral spring is surrounded at the top end of the guide shaft 33; a stopper structure is convexly arranged on the periphery of the guide shaft 33, and the bottom end of the elastic resetting piece 32 is matched with the stopper to apply elastic force, so that the guide shaft 33 has a downward moving tendency. The lower surface of the stopper at the outer periphery of the guide shaft 33 may contact one of the linear bearings 34 to define the lowest position at which the guide shaft 33 moves downward.
The bottom edge of the positioning shaft sleeve 31 is provided with a smooth chamfer, and the longitudinal section at the chamfer is arc-shaped so as to be conveniently inserted into the glue injection cavity. The top of location axle sleeve 31 sets up the toper expanded section, and the cross-sectional area of toper expanded section upwards increases gradually, with the internal diameter phase-match of the opening part of notes gluey chamber.
Preferably, the positioning shaft sleeve 31 is detachably clamped in the guide adjusting module 3, the top end of the positioning shaft sleeve 31 is provided with an inserting column, the outer diameter of the inserting column is smaller than that of the conical expansion section, a structure with a sudden change in size is formed, the positioning function is achieved, the positioning shaft sleeve 31 is inserted and clamped in the guide adjusting module 3, and the guide adjusting module can be replaced in time if pollution and other conditions occur.
On the basis of any above-mentioned technical scheme and intercombination, the utility model discloses set up hose arrangement piece 4 on filling base 1, it is shown to combine fig. 2, sets up the passageway that supplies the transmission pipe to pass on hose arrangement piece 4, and the passageway on hose arrangement piece 4 can be the design of buckling, also can be the straight structure of vertical lining up, and these specific forms that set up all should contain within the protection scope of the utility model.
Further, the utility model discloses the filling needle on the filling needle module 11 passes through the transfer line and connects in liquid storage pot 5, and the more gel of treating the filling of storage pot 5 storage is in advance with the gel stirring in liquid storage pot 5, carries each filling needle through the transfer line, and the transfer line uses the hose usually. The liquid storage tank 5 is made of borosilicate material, a tank cover with a handle is arranged at the opening of the liquid storage tank 5, the inner parts of the tank cover, the liquid storage tank 5 and the like adopt circular arc transition without dead angles, and the cleaning (flushing) and the sterilization are convenient and thorough.
The middle part of the infusion tube is provided with a power pump assembly 6 for providing power for gel conveying, the power pump assembly 6 adopts ul-level precise filling, the filling pump head adopts a rotary plunger pump and is driven by a filling pump motor, and the filling pump head needs to be cleaned before and after filling.
The groove-shaped grating sensor 61 is installed on the power pump assembly 6, the groove-shaped grating sensor 61 is used for feeding back the rotation angle displacement of the motor of the filling pump, the motor of the filling pump drives the pump head to rotate for one circle, and the glue amount of pumping is determined, so that the filling amount is controlled by detecting the number of rotating circles, and the micro-upgrading precision control is realized.
When the glue solution in the liquid storage tank 5 is less in residual amount or is about to be exhausted, air is very easy to be mixed to form bubbles, preferably, the filling pump motor is a speed-adjustable motor, and the stirring speed can be adjusted in a self-adaptive mode according to the conditions of different filling gel components, different viscosities and the residual amount of the glue solution in the container, so that optimal control is achieved.
Because the volume of the container is fixed, the maximum scale mark line is filled before filling every time, and the volume of the glue solution extracted by the filling pump every time is also fixed, the residual quantity of the glue solution in the liquid storage tank 5 can be calculated according to the number of times of pumping and filling of the filling pump and fed back to the PLC, and the PLC sends a signal to control and adjust the rotating speed of a motor of the filling pump.
The utility model discloses a gel filling device also can realize the pumpback of glue solution except can realizing the microcolumn filling of gel reagent card, and filling pump motor counter-rotation drive filling pump head action promptly, the rotatory angular displacement volume of cell type grating sensor 61 feedback filling pump motor.
The on-line or off-line cleaning process is as follows: when the glue solution is filled, purified water (distilled water) is added into the liquid storage tank 5, and flushing (cleaning) and backwashing (backwashing) of the filling needle, the infusion tube, the filling pump head, the liquid storage tank 5 and the like can be realized through forward and reverse rotation of a filling pump motor.
Preferably, the present invention provides an identification mark for marking and distinguishing in each channel of the hose organizing block 4, the identification mark is located on the outer surface of the hose organizing block 4, and is provided by means of stamping or etching, for example, in the form of 1, 2, 3, 4 … or a, b, c, d …, etc., for marking and distinguishing each infusion tube, so as to prevent confusion.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. A gel filling apparatus, comprising:
the filling base (1) is used for positioning and clamping filling needle modules (11), each filling needle module (11) is provided with a plurality of filling needles, and the input end of each filling needle is connected with one infusion tube;
the movable part of the lifting driving device (2) is connected with the filling base (1) and can drive the filling base (1) to vertically lift and drive the filling needle module (11) to synchronously lift so as to insert the filling needle into the micro-column gel reagent card;
the guide adjusting module (3) is vertically provided with a plurality of through holes for the filling needles to pass through, the guide adjusting module (3) is downwards protruded to form a positioning shaft sleeve (31), the positioning shaft sleeve (31) surrounds and surrounds the filling needles, the positioning shaft sleeve (31) can be correspondingly inserted into an injection cavity on the micro-column gel reagent card, and the outer surface of the positioning shaft sleeve (31) is matched and positioned with the inner wall of the injection cavity.
2. The gel filling device according to claim 1, wherein the guiding and adjusting module (3) is vertically and slidably assembled on the filling base (1), an elastic resetting piece (32) is arranged between the guiding and adjusting module (3) and the filling base (1), and the elastic resetting piece (32) applies downward elastic force to the guiding and adjusting module (3); when the positioning shaft sleeve (31) is inserted into the micro-column gel reagent card, the guide adjusting module (3) moves upwards to expose the filling needle.
3. The gel filling apparatus according to claim 2, wherein the guide adjusting module (3) is vertically provided with two guide shafts (33), and the guide shafts (33) are inserted into guide grooves of the filling base (1) correspondingly and can move linearly relative to the filling base (1).
4. Gel filling device according to claim 3, wherein at least two linear bearings (34) are provided between the guide shaft (33) and the guide groove.
5. The gel filling apparatus according to claim 3, wherein the elastic restoring member (32) is a coil spring and is disposed at a top end of the guide groove, and a bottom end of the elastic restoring member (32) cooperates with a stopper convexly disposed at an outer periphery of the guide shaft (33) to apply an elastic force.
6. The gel filling apparatus according to claim 1, wherein the bottom end edge of the positioning boss (31) is provided with a smooth chamfer; the top end of the positioning shaft sleeve (31) is provided with a conical expansion section.
7. Gel filling apparatus according to claim 1, wherein the positioning sleeve (31) is detachably snap-fitted to the guide adjustment module (3).
8. The gel filling apparatus according to any one of claims 1 to 7, wherein a hose organizing block (4) is provided on the filling base (1), and a channel for a liquid delivery pipe to pass through is formed on the hose organizing block (4).
9. The gel filling device according to claim 8, wherein the filling needle of the filling needle module (11) is connected to the liquid storage tank (5) through a liquid conveying pipe, and a power pump assembly (6) is arranged in the middle of the liquid conveying pipe to provide power for conveying gel.
10. Gel filling apparatus according to claim 9, wherein the power pump assembly (6) is equipped with a groove-type grating sensor (61) for controlling the filling amount by feeding back the rotational angle displacement of the motor of the filling pump.
11. Gel filling device according to claim 8, wherein each channel of the hose collation (4) is provided with an identification mark for mark differentiation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121752385.9U CN215208386U (en) | 2021-07-29 | 2021-07-29 | Gel filling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121752385.9U CN215208386U (en) | 2021-07-29 | 2021-07-29 | Gel filling device |
Publications (1)
Publication Number | Publication Date |
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CN215208386U true CN215208386U (en) | 2021-12-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121752385.9U Active CN215208386U (en) | 2021-07-29 | 2021-07-29 | Gel filling device |
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CN (1) | CN215208386U (en) |
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2021
- 2021-07-29 CN CN202121752385.9U patent/CN215208386U/en active Active
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