CN215179571U - Liquid supply device - Google Patents
Liquid supply device Download PDFInfo
- Publication number
- CN215179571U CN215179571U CN202120355632.5U CN202120355632U CN215179571U CN 215179571 U CN215179571 U CN 215179571U CN 202120355632 U CN202120355632 U CN 202120355632U CN 215179571 U CN215179571 U CN 215179571U
- Authority
- CN
- China
- Prior art keywords
- liquid
- liquid supply
- hole
- sliding hole
- outlets
- 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.)
- Active
Links
Images
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The application discloses a liquid supply device, which comprises a support, a liquid separation piece, a liquid supply pipe, a driving assembly and a liquid supply pump; the pipe wall of the liquid supply pipe is provided with a liquid dividing hole; the liquid separating piece is provided with a sliding hole, the inner wall of the sliding hole is provided with a plurality of liquid outlets, and the plurality of liquid outlets are sequentially arranged along the axis direction of the sliding hole; the liquid supply pipe is slidably arranged in the sliding hole. Drive assembly drives the relative support of feed pipe and slides, and the feed pipe slides also in the downthehole relative branch liquid spare that divides of sliding, and the feed pipe slides with the mode along the axis direction of sliding hole, and then makes branch liquid hole on the feed pipe aim at different liquid outlets in proper order, and when branch liquid hole on the feed pipe was aimed at with the liquid outlet, sample liquid in the feed pipe loops through branch liquid hole and liquid outlet, can follow the position that needs liquid supply such as the cell of liquid outlet arrival color comparison device. The liquid supply device in this application, the mode of aiming at different liquid outlets in proper order is distinguished to the branch liquid hole on the accessible liquid feed pipe, flows from different liquid outlets.
Description
Technical Field
The application relates to the field of medical equipment, in particular to a liquid supply device.
Background
In the field of biomedical technology, it is generally necessary to detect various samples and determine whether or not the corresponding physiological parameters are qualified or in what state according to the detection results. Wherein, the colorimetric detection of the sample is a detection mode. When current color comparison device carries out the color comparison, every cell corresponds one alone and supplies liquid device (supply sample liquid), and a confession liquid device supplies liquid to a cell also, and this makes the tube structure of color comparison device comparatively complicated, and to the color comparison device that has a plurality of cells, the structure is great, is difficult for the miniaturation.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a supply liquid device, aims at solving prior art, and a supply liquid device can only supply the problem of liquid to single cell.
To achieve the purpose, the embodiment of the application adopts the following technical scheme:
the liquid supply device comprises a bracket, a liquid distribution piece arranged on the bracket, a liquid supply pipe arranged on the bracket in a sliding way, a driving component used for driving the liquid supply pipe to slide and a liquid supply pump communicated with the liquid supply pipe; the pipe wall of the liquid supply pipe is provided with a liquid dividing hole; the liquid separating piece is provided with a sliding hole, the inner wall of the sliding hole is provided with a plurality of liquid outlets, and the plurality of liquid outlets are sequentially arranged along the axis direction of the sliding hole; the liquid supply pipe is arranged in the sliding hole in a sliding manner; when the liquid supply pipe moves along the axis direction of the sliding hole, the liquid distribution hole is communicated with the liquid outlets in sequence.
In one embodiment, the inner wall of the sliding hole is provided with a plurality of sealing rings, each liquid outlet is located between adjacent sealing rings, and the sealing rings are used for being attached to the outer wall of the liquid supply pipe.
In one embodiment, the sealing ring is a silicone ring or a rubber ring.
In one embodiment, the liquid distributing part comprises liquid distributing plates which are sequentially arranged along the axial direction of the liquid supply pipe, the adjacent liquid distributing plates are connected in a sealing mode and detachably connected, and each liquid distributing plate is provided with at least one liquid outlet.
In one embodiment, the inner wall of the sliding hole is provided with a mounting groove, and the sealing ring is mounted in the mounting groove.
In one embodiment, the dispensing member is removably attached to the holder.
In one embodiment, the liquid separating part and the liquid supply pipe are arranged on two opposite sides of the support.
In one embodiment, the driving assembly comprises a driving motor mounted on the bracket, a lead screw shaft connected with the driving motor, and a lead screw nut mounted on the lead screw shaft; the liquid supply pipe is connected with the screw nut.
In one embodiment, a position sensor is arranged on the support, and a trigger sheet for triggering the position sensor is arranged on the lead screw nut.
In one embodiment, the lead screw nut is provided with a guide groove, and the support is provided with a guide boss inserted in the guide groove.
In one embodiment, the guide boss is provided with a limiting groove, and the inner side wall of the guide groove is provided with a limiting protrusion inserted into the limiting groove.
The beneficial effects of the embodiment of the application are as follows: the liquid supply pipe is connected with the liquid supply pump, so that the liquid supply pump can supply sample liquid to the liquid supply pipe, and a certain amount of sample liquid is contained in the liquid supply pipe. Then drive assembly drives the relative support of feed pipe and slides, and the feed pipe slides also in the downthehole relative branch liquid spare that divides of sliding, and the feed pipe slides with the mode along the axis direction of sliding hole, and then makes branch liquid hole on the feed pipe aim at different liquid outlets in proper order, and when branch liquid hole on the feed pipe was aimed at with the liquid outlet, sample liquid in the feed pipe loops through branch liquid hole and liquid outlet, can follow the position that needs liquid supply such as the cell of liquid outlet arrival color comparison device. That is to say, the liquid supply device in the embodiment of the present application, the mode that different liquid outlets are aimed at in proper order through the liquid distribution hole on the liquid supply tube flows out from different liquid outlets to reach a plurality of cuvettes on the colorimetric device, for example.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of a liquid supply apparatus according to an embodiment of the present disclosure;
FIG. 2 is a cross-sectional view of a liquid supply apparatus in an embodiment of the present application;
FIG. 3 is a partial view of FIG. 2;
FIG. 4 is a partial view of FIG. 1;
in the figure:
1. a support; 101. a guide boss; 1011. a limiting groove; 2. a liquid separating member; 201. a slide hole; 202. a liquid outlet; 203. a liquid separation plate; 204. mounting grooves; 3. a liquid supply tube; 301. a liquid separation hole; 4. a drive assembly; 401. a drive motor; 402. a screw shaft; 403. a lead screw nut; 4031. a guide groove; 4032. a limiting bulge; 404. a position sensor; 405. a trigger piece; 5. and (4) a sealing ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The following detailed description of implementations of the present application is provided in conjunction with specific embodiments.
As shown in fig. 1-3, an embodiment of the present application provides a liquid supply apparatus, which includes a frame 1, a liquid distribution member 2 mounted on the frame 1, a liquid supply tube 3 slidably mounted on the frame 1, a driving assembly 4 for driving the liquid supply tube 3 to slide, and a liquid supply pump communicated with the liquid supply tube 3; the wall of the liquid supply pipe 3 is provided with a liquid separation hole 301; the liquid separating piece 2 is provided with a sliding hole 201, the inner wall of the sliding hole 201 is provided with a plurality of liquid outlets 202, and the plurality of liquid outlets 202 are sequentially arranged along the axial direction of the sliding hole 201; the liquid supply pipe 3 is slidably mounted in the sliding hole 201; when the liquid supply tube 3 moves in the axial direction of the slide hole 201, the liquid distribution hole 301 communicates with the plurality of liquid outlets 202 in sequence.
In an embodiment of the present application, the working process of the liquid supply device is as follows: the liquid supply tube 3 is connected to a liquid supply pump (the liquid supply pump can deliver the sample in the sample pool into the liquid supply tube 3), so that the liquid supply pump can deliver the sample liquid into the liquid supply tube 3, so that a certain amount of sample liquid is provided in the liquid supply tube 3. Then the driving assembly 4 drives the liquid supply tube 3 to slide relative to the bracket 1, when the liquid supply tube 3 slides, the liquid supply tube 3 also slides relative to the liquid distribution member 2 in the sliding hole 201, the liquid supply tube 3 slides along the axial direction of the sliding hole 201, so that the liquid distribution holes 301 on the liquid supply tube 3 are sequentially aligned with (communicated with) different liquid outlets 202, when the liquid distribution holes 301 on the liquid supply tube 3 are aligned with the liquid outlets 202, the sample liquid in the liquid supply tube 3 sequentially passes through the liquid distribution holes 301 and the liquid outlets 202, and can reach positions, such as a cuvette of the colorimetric device, where liquid needs to be supplied from the liquid outlets 202. That is, the liquid supply device in this embodiment of the application can sequentially align to different liquid outlets 202 through the liquid distribution hole 301 on the liquid supply tube 3, and flow out from different liquid outlets 202, and reach, for example, a plurality of cuvettes on the colorimetric device (each cuvette is communicated with one liquid outlet 202, and may be directly inserted into the liquid outlet 202, or may be communicated through a pipeline).
Compared with the prior art, the mode that one liquid supply device is arranged for each cuvette can simplify the structure of liquid supply.
Referring to fig. 2-3, as another embodiment of the liquid supply apparatus provided by the present application, a plurality of sealing rings 5 are disposed on an inner wall of the sliding hole 201, each liquid outlet 202 is located between adjacent sealing rings 5, and the sealing rings 5 are configured to be attached to an outer wall of the liquid supply tube 3. Therefore, when the liquid distribution hole 301 on the liquid supply tube 3 is opposite to one of the liquid outlets 202 on the inner wall of the sliding hole 201, the sample liquid flowing out of the liquid distribution hole 301 can only enter the liquid outlet 202, and the liquid supply is completed; without reaching the other outlet 202 through between the sealing ring 5 and the supply tube 3.
Referring to fig. 2 to fig. 3, as another embodiment of the liquid supply device provided by the present application, the sealing ring 5 is a silicone ring or a rubber ring. On one hand, the sealing material has better sealing and corrosion resisting properties; on the other hand, it has a certain flexibility, and a rigid impact between the liquid supply tube 3 and the inner wall of the slide hole 201 can be avoided.
Referring to fig. 2-3, as another embodiment of the liquid supply apparatus provided by the present application, the liquid dividing member 2 includes liquid dividing plates 203 sequentially disposed along an axial direction of the liquid supply tube 3, adjacent liquid dividing plates 203 are hermetically connected, and adjacent liquid dividing plates 203 are detachably connected, and each liquid dividing plate 203 has at least one liquid outlet 202. The liquid separating plate 203 comprises a plurality of detachably connected liquid separating plates 203, so that different numbers of liquid separating plates 203 can be selected according to requirements, and then the liquid separating plates 203 are spliced to form liquid separating pieces with different lengths, so that the number of the liquid outlets 202 is changed, and the number of liquid supply channels of the liquid supply device is changed.
Referring to fig. 2 to fig. 3, as another embodiment of the liquid supply apparatus provided by the present application, an installation groove 204 is formed on an inner wall of the sliding hole 201, and the sealing ring 5 is installed in the installation groove 204. When the liquid supply pipe 3 moves along the axis of the sliding hole 201, the sealing ring 5 in the mounting groove 204 is not easily brought to move along the axial direction of the sliding hole 201, and the position of the sealing ring 5 can be kept stable.
Referring to fig. 2-3, as another embodiment of the liquid supply device provided by the present application, the liquid separating member 2 is detachably connected to the bracket 1, and the liquid separating members 2 with different lengths can be replaced according to requirements, so as to change the number of the liquid outlets 202 and the number of the liquid supply channels of the liquid supply device.
Referring to fig. 1, as another embodiment of the liquid supply device provided by the present application, liquid distribution members 2 and liquid supply tubes 3 are disposed on two opposite sides of a support 1, so as to further increase the number of liquid supply channels in a smaller space.
Referring to fig. 1, as another embodiment of the liquid supply apparatus provided by the present application, the driving assembly 4 includes a driving motor 401 mounted on the bracket 1, a screw shaft 402 connected to the driving motor 401, and a screw nut 403 mounted on the screw shaft 402; the supply tube 3 is connected to the lead screw nut 403.
Referring to fig. 1, as another embodiment of the liquid supply apparatus provided by the present application, a position sensor 404 is disposed on the bracket 1, and a trigger piece 405 for triggering the position sensor 404 is disposed on the lead screw nut 403, so as to detect a moving position of the liquid supply tube 3, thereby achieving accurate alignment between the liquid distribution hole 301 on the liquid supply tube 3 and the preset liquid outlet 202.
Referring to fig. 1 and 4, as another embodiment of the liquid supply apparatus provided by the present application, a guide groove 4031 is formed on the screw nut 403, and a guide boss 101 inserted into the guide groove 4031 is formed on the bracket 1, so that the liquid supply tube 3 approaches to only move linearly along the axial direction of the sliding hole 201 and is not easy to shift.
Referring to fig. 1 and 4, a limit groove 1011 is formed on the guide boss 101, a limit protrusion 4032 inserted into the limit groove 1011 is formed on an inner sidewall of the guide groove 4031, and the lead screw nut 403 can be stably mounted on the guide boss 101 on the bracket 1 and is not easily detached.
It should be understood that the above examples are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.
Claims (10)
1. The liquid supply device is characterized by comprising a bracket, a liquid distribution piece arranged on the bracket, a liquid supply pipe arranged on the bracket in a sliding manner, a driving component used for driving the liquid supply pipe to slide, and a liquid supply pump communicated with the liquid supply pipe; the pipe wall of the liquid supply pipe is provided with a liquid dividing hole; the liquid separating piece is provided with a sliding hole, the inner wall of the sliding hole is provided with a plurality of liquid outlets, and the plurality of liquid outlets are sequentially arranged along the axis direction of the sliding hole; the liquid supply pipe is arranged in the sliding hole in a sliding manner; when the liquid supply pipe moves along the axis direction of the sliding hole, the liquid distribution hole is communicated with the liquid outlets in sequence.
2. The liquid supply apparatus as claimed in claim 1, wherein the inner wall of the sliding hole is provided with a plurality of sealing rings, each liquid outlet is located between adjacent sealing rings, and the sealing rings are adapted to fit the outer wall of the liquid supply tube.
3. The liquid supply device of claim 2, wherein the sealing ring is a silicone ring or a rubber ring.
4. The liquid supply device of claim 2, wherein the liquid separating member comprises liquid separating plates sequentially arranged along the axial direction of the liquid supply pipe, adjacent liquid separating plates are connected in a sealing manner and are detachably connected, and each liquid separating plate is provided with at least one liquid outlet.
5. The liquid supply device as claimed in claim 4, wherein an installation groove is formed on an inner wall of the sliding hole, and the sealing ring is installed in the installation groove.
6. The liquid supply apparatus as claimed in claim 1, wherein the dispensing member is detachably connected to the frame.
7. The liquid supply apparatus as claimed in claim 1, wherein the liquid separating member and the liquid supply tube are disposed on opposite sides of the support.
8. The liquid supply apparatus as claimed in any one of claims 1 to 7, wherein the driving assembly comprises a driving motor mounted to the support, a screw shaft connected to the driving motor, and a screw nut mounted to the screw shaft; the liquid supply pipe is connected with the screw nut.
9. The liquid supply device as claimed in claim 8, wherein a position sensor is provided on the bracket, and a trigger piece for triggering the position sensor is provided on the lead screw nut.
10. The liquid supply device as claimed in claim 8, wherein the screw nut is provided with a guide groove, and the bracket is provided with a guide boss inserted into the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120355632.5U CN215179571U (en) | 2021-02-08 | 2021-02-08 | Liquid supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120355632.5U CN215179571U (en) | 2021-02-08 | 2021-02-08 | Liquid supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215179571U true CN215179571U (en) | 2021-12-14 |
Family
ID=79410771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120355632.5U Active CN215179571U (en) | 2021-02-08 | 2021-02-08 | Liquid supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215179571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222037A (en) * | 2022-12-16 | 2023-06-06 | 西安电子科技大学 | Floatable expansion type liquid separator |
-
2021
- 2021-02-08 CN CN202120355632.5U patent/CN215179571U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222037A (en) * | 2022-12-16 | 2023-06-06 | 西安电子科技大学 | Floatable expansion type liquid separator |
| CN116222037B (en) * | 2022-12-16 | 2024-04-26 | 西安电子科技大学 | Floatable expansion type liquid separator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015139667A1 (en) | Full-automatic pipetting station and application thereof | |
| CN215179571U (en) | Liquid supply device | |
| US20150056111A1 (en) | Pipetting device, modular pipetting unit, pipetting system and method for pipetting of fluid samples | |
| CN103846113B (en) | Full-automatic shifting liquid instrument and its purposes | |
| CN213085463U (en) | Automatic multichannel liquid separation appearance of changing | |
| US20160266162A1 (en) | Fully-automatic pipetting instrument and use thereof | |
| CN104914265A (en) | Full-automatic urine analyzer | |
| CN111664928B (en) | Weighing scale with mounting unit for carrying replaceable accessories | |
| CN205850882U (en) | A kind of liquid-transfering device with modular pipetting head | |
| CN113495087A (en) | POCT blood cell analyzer and detection method thereof | |
| CN211800915U (en) | High-precision trace liquid filling equipment | |
| CN113495085A (en) | POCT blood cell analyzer and liquid flow driving device of impedance detection cell | |
| CN216738364U (en) | Fixing device, liquid changing device and sequencer | |
| CN212722916U (en) | Sample analyzer | |
| CN212364327U (en) | Blood cell analyzer | |
| CN216137254U (en) | Liquid transfer head device | |
| JP2022125742A (en) | Ejecting system used in cell dispensing apparatus | |
| CN111054458A (en) | High-precision trace liquid filling equipment | |
| CN211553965U (en) | Measuring pipe mounting assembly | |
| CN221492544U (en) | Z-axis driving device of multichannel liquid feeder | |
| CN216900595U (en) | Reagent loading equipment and detecting system | |
| CN215743535U (en) | Multi-channel automatic liquid transfer device for automatic liquid treatment type workstation | |
| CN221626195U (en) | Pipetting module for nucleic acid detection | |
| CN219065040U (en) | Automatic liquid separating device | |
| CN115646568A (en) | Multi-channel variable-pitch pipetting device for full-automatic cup separating treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |