CN111135885B - Variable injection slide block - Google Patents
Variable injection slide block Download PDFInfo
- Publication number
- CN111135885B CN111135885B CN202010036634.8A CN202010036634A CN111135885B CN 111135885 B CN111135885 B CN 111135885B CN 202010036634 A CN202010036634 A CN 202010036634A CN 111135885 B CN111135885 B CN 111135885B
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- CN
- China
- Prior art keywords
- injection
- block
- injection block
- box body
- variable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of chemical experiments, in particular to a variable injection sliding block which comprises a sliding block body and an outer shell, wherein the sliding block body comprises a middle injection block. The variable injection sliding block is formed by assembling the middle injection block, the upper injection block and the lower injection block, the upper end and the lower end of the left side surface of the middle injection block are respectively provided with the transmission grooves with the built-in external thread telescopic limiting rods, and the transmission grooves are matched with the transmission racks on the inner wall of the left side of the outer shell to be automatically separated from the upper injection block and the lower injection block when the middle injection block is translated to a specified position, so that the structure of the injection sliding block can be separated and combined at the specified position according to requirements, the application range is wider, the injection modes are various, and the efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of chemical experiments, in particular to a variable injection sliding block.
Background
With the wide application of microfluidic chips in various chemical experiments and detection in recent years, in one experiment, the injection rate and the injection sequence of a plurality of medicines may be required, and the simultaneous injection of a plurality of medicines according to different proportions is sometimes required in the experiment process, so that the performance requirements on an injection system are more and more strict, the accurate injection of the medicines according to the set injection rate is required, and an operator is also required to conveniently set the cooperative work of all pumps. But the slider among the traditional injection system can't change the structure, and the injection mode is single, and injection inefficiency, experimental data are single to be restricted, and efficiency is not high.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, an improved variable injection sliding block is provided, and the problems that the sliding block in the traditional injection system cannot change the structure, the injection mode is single, the injection efficiency is low, the experimental data is single, the limitation is caused, and the efficiency is not high are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a variable injection sliding block comprises a sliding block body and an external shell, wherein the sliding block body comprises a middle injection block, an upper injection block connected to the upper end of the middle injection block and a lower injection block connected to the lower end of the middle injection block, the external shell comprises a main box body, an upper left injection box body located at the upper end of the left side of the main box body and a lower left injection box body located at the lower end of the left side of the main box body, the upper end and the lower end of the inner wall of the left side of the external shell are respectively provided with a transmission rack in an integrated structure, the upper end and the lower end of the left side face of the middle injection block are respectively provided with a transmission groove matched with the transmission rack, the inner side face of the transmission groove is provided with an inner thread telescopic blind hole internally provided with an external thread telescopic limiting rod, and the lower end of the upper injection block and the upper end of the lower injection block are provided with a bar-shaped limiting assembly groove matched with the external thread telescopic limiting rod.
Further, for cooperation meshing transmission and screw thread lift, the flexible gag lever post of external screw thread include the flexible section of threaded connection at the inside flexible blind hole of internal thread external screw thread, fix at the integrative structure straight tooth section of the flexible section upper end of external screw thread and fix at the integrative structure assembly head of straight tooth section upper end, the flexible gag lever post of external screw thread pass through straight tooth section and drive rack looks meshing transmission.
Further, for matching use, the left upper injection box body and the left lower injection box body are the same in size.
Further, in order to reduce the cost, the size of the upper injection block is the same as that of the lower injection block.
Further, in order to promote the assembling stability, the width of the inside of the strip-shaped limiting assembling groove is the same as the size of the outer diameter of the assembling head.
Furthermore, in order to facilitate the introduction, the inner side surface of the strip-shaped limiting assembling groove is provided with an inclined guide groove at the position of the outer side edge.
The variable injection sliding block has the advantages that the variable injection sliding block is formed by assembling the middle injection block, the upper injection block and the lower injection block, the upper end and the lower end of the left side surface of the middle injection block are respectively provided with the transmission grooves with the built-in external thread telescopic limiting rods, and the transmission racks on the inner wall of the left side of the outer shell are matched with the transmission grooves to be automatically separated from the upper injection block and the lower injection block when the middle injection block translates to a specified position, so that the structure of the injection sliding block can be separated and combined at the specified position according to requirements, the application range is wider, the injection modes are various, and the efficiency is greatly improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention in an assembled state.
In the figure, 1, a middle injection block, 2, an upper injection block, 3, a lower injection block, 4, a main box body, 5, a left upper injection box body, 6, a left lower injection box body, 7, a transmission rack, 8, a transmission groove, 9, an external thread telescopic limiting rod, 10, an internal thread telescopic blind hole, 11, a strip-shaped limiting assembling groove and 12, an inclined guide groove are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Fig. 1 and 2 show a variable injection slider, which comprises a slider body and an outer casing, wherein the slider body comprises a middle injection block 1, an upper injection block 2 connected to the upper end of the middle injection block 1, and a lower injection block 3 connected to the lower end of the middle injection block 1, the outer casing comprises a main box body 4, the injection mold comprises an upper left injection mold body 5 located at the upper end of the left side of a main mold body 4 and a lower left injection mold body 6 located at the lower end of the left side of the main mold body 4, an upper end of the inner wall of the left side of an external casing and a lower end of the inner wall of the left side of the external casing are both provided with a transmission rack 7 in an integrated structure, a transmission groove 8 matched with the transmission rack 7 is formed in the upper end of the left side face of a middle injection block 1 and the lower end of the middle injection block, an internal thread telescopic blind hole 10 of a built-in external thread telescopic limiting rod 9 is formed in the inner side face of the transmission groove 8, and a bar-shaped limiting assembling groove 11 matched with the external thread telescopic limiting rod 9 is formed in the lower end of a top injection block 2 and the upper end of a bottom injection block 3.
Further, for cooperation meshing transmission and screw thread lift, the flexible gag lever post of external screw thread 9 includes the flexible section of the inside external screw thread of threaded connection at the flexible blind hole 10 of internal screw thread, fixes at the integrative structure straight tooth section of the flexible section upper end of external screw thread and fixes at the integrative structure assembly head of straight tooth section upper end, and the flexible gag lever post of external screw thread 9 meshes the transmission through straight tooth section and driving rack 7 mutually.
Further, for the cooperation use, upper left injection box body 5 is the same with lower left injection box body 6 size, further, for reduce cost, overhead injection block 2 is the same with 3 sizes of injection block of putting down, further, for promote to assemble stability, the inside width of the spacing concatenation groove 11 of bar is the same with assembly head outside diameter size, further, for leading-in, the oblique guide way 12 has been seted up to the spacing concatenation groove 11 medial surface of bar position in the outside edge position.
The variable injection sliding block has the beneficial effects that the variable injection sliding block is formed by assembling the middle injection block 1, the upper injection block 2 and the lower injection block 3, the upper end and the lower end of the left side surface of the middle injection block 1 are respectively provided with the transmission grooves 8 with the built-in external thread telescopic limiting rods 9, and the transmission racks 7 on the inner wall of the left side of the outer shell are matched to be automatically separated from the upper injection block and the lower injection block when the middle injection block 1 is translated to a specified position, so that the structure of the injection sliding block can be separated and combined at the specified position according to the requirement, the application range is wider, the injection modes are various, and the efficiency is greatly improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a variable injection slider, includes slider body and outside casing, characterized by: the slider body include put injection block (1) in, connect put injection block (2) on and connect put injection block (1) upper end in and put injection block (3) down of (1) lower extreme in, outside casing include main box body (4), be located main box body (4) left side upper end injection box body (5) and be located main box body (4) left side lower extreme left side injection box body (6), outside casing left side inner wall upper end and lower extreme all have an organic whole structure transmission rack (7), put injection block (1) left side upper end and lower extreme all seted up with transmission rack (7) matched with transmission recess (8), transmission recess (8) medial surface on set up the flexible blind hole of internal thread (10) of the flexible gag lever post of built-in external screw thread (9), put injection block (2) lower extreme and put injection block (3) upper end set up with the spacing bar (9) matched with external screw thread spacing A splicing groove (11);
the external thread telescopic limiting rod (9) comprises an external thread telescopic section, an integrated structure straight tooth section and an integrated structure assembly head, wherein the external thread telescopic section is in threaded connection with the inside of the internal thread telescopic blind hole (10), the integrated structure straight tooth section is fixed at the upper end of the external thread telescopic section, and the integrated structure assembly head is fixed at the upper end of the straight tooth section, and the external thread telescopic limiting rod (9) is in meshed transmission with the transmission rack (7) through the straight tooth section.
2. A variable injection slide according to claim 1, wherein: the upper left injection box body (5) and the lower left injection box body (6) are the same in size.
3. A variable injection slide according to claim 1, wherein: the upper injection block (2) and the lower injection block (3) have the same size.
4. A variable injection slide according to claim 1, wherein: the internal width of the strip-shaped limiting assembling groove (11) is the same as the external diameter of the assembling head.
5. A variable injection slide according to claim 1, wherein: the inner side surface of the strip-shaped limiting assembling groove (11) is provided with an inclined guide groove (12) at the position of the outer side edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010036634.8A CN111135885B (en) | 2020-01-14 | 2020-01-14 | Variable injection slide block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010036634.8A CN111135885B (en) | 2020-01-14 | 2020-01-14 | Variable injection slide block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111135885A CN111135885A (en) | 2020-05-12 |
| CN111135885B true CN111135885B (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010036634.8A Expired - Fee Related CN111135885B (en) | 2020-01-14 | 2020-01-14 | Variable injection slide block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111135885B (en) |
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| CN208679185U (en) * | 2018-07-02 | 2019-04-02 | 山西鑫华翔科技发展有限公司 | A kind of double guide rods orientation pillar syringe pump apparatus of stepper motor lead screw promotion |
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| CN111135885A (en) | 2020-05-12 |
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