CN114632565A - Openable drainage type liquid collecting device - Google Patents
Openable drainage type liquid collecting device Download PDFInfo
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- CN114632565A CN114632565A CN202210293859.0A CN202210293859A CN114632565A CN 114632565 A CN114632565 A CN 114632565A CN 202210293859 A CN202210293859 A CN 202210293859A CN 114632565 A CN114632565 A CN 114632565A
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- sleeve
- ring
- floating
- ring body
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- 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
Abstract
The invention discloses an openable drainage type liquid collecting device which comprises an upper air bag, a positioning sleeve, a suction pipette, an openable liquid storage mechanism and an openable driving assembly, wherein the upper air bag is connected with the positioning sleeve; the invention changes the fixed inseparable integral structure of the traditional liquid storage bag cavity, and designs the cavity for storing the overflow liquid into two operation forms of separation and sealing butt joint, thereby realizing the rapid discharge of the overflow liquid and improving the convenience of subsequent treatment.
Description
Technical Field
The invention relates to an openable drainage type liquid collecting device.
Background
At present, the existing pipette is a common tool used in medical departments such as hospitals for analyzing liquid, and the structure generally comprises a top air bag, an external sleeve and a pipette, wherein the external sleeve is arranged at the lower end of the top air bag, then the pipette is arranged in the external sleeve, the lower end of the pipette extends to the outside of the lower end of the external sleeve, the lower end of the pipette is sent into collected liquid by the extrusion of the air bag, then the air bag is loosened, so that the liquid enters the pipette to collect the liquid, and then the liquid in the pipette is discharged by extruding the top air bag, for example, the patent with the publication number of CN204522997U, the liquid overflowing from the upper end of a quantitative capillary tube of the pipette with the structure can be stored in a liquid storage bag, and the liquid stored in the liquid storage bag can not be conveniently discharged because the quantitative capillary tube is connected with the bottom of the liquid storage bag in a closed manner, therefore, the liquid is wasted, and the subsequent treatment is inconvenient.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: provided is an openable and closable liquid discharge type liquid collecting device which can discharge excessive overflowing liquid conveniently.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an openable drainage type liquid collecting device comprises an upper air bag, a positioning sleeve, a suction pipette, an openable liquid storage mechanism and an openable driving assembly; the positioning sleeve is hollow and has a structure with openings at the upper end and the lower end; the upper end of the positioning sleeve is provided with an upper air bag; the opening-closing type liquid storage mechanism is arranged in the positioning sleeve and is positioned below the upper air bag; the open-close type liquid storage mechanism comprises an upper vent pipe, a positioning cover, a telescopic ring body, a floating ring sleeve, a fixed sleeve and a supporting ring seat; the lower end of the upper air bag is provided with an upper vent pipe which is fixedly arranged inside the positioning sleeve; a positioning cover is arranged around the lower end of the upper breather pipe; the periphery of the lower end of the positioning cover is provided with a telescopic ring body; the periphery of the lower end of the telescopic ring body is provided with a floating ring sleeve; the fixed sleeve is fixedly arranged below the inner part of the positioning sleeve; an absorbing pipette is fixedly connected to the middle inside the fixed sleeve in a penetrating manner, and the upper end of the absorbing pipette extends to the middle inside the telescopic ring body and the floating ring sleeve; a supporting ring seat is arranged around the upper end of the fixed sleeve; the opening and closing driving assembly is arranged on the outer side of the periphery of the positioning sleeve; the opening and closing driving component drives the floating ring sleeve to float up and down in the positioning sleeve, and drives the periphery of the lower end of the floating ring sleeve to be in sealed abutting connection or separated connection with the periphery of the upper end of the supporting ring seat; the floating ring sleeve, the supporting ring seat, the positioning cover and the telescopic ring body form an open-close type liquid storage ring cavity in an enclosing mode.
Further, the opening and closing driving assembly comprises a driving ring body, a moving ring body and a cross-connecting floating rod; a plurality of longitudinal sliding grooves are uniformly formed in the periphery of the positioning sleeve; a plurality of penetrating floating rods are uniformly arranged on the outer side of the periphery of the floating ring sleeve; the inner end of the cross-connecting floating rod is fixedly connected to the outer side of the floating ring sleeve, and the outer end of the cross-connecting floating rod respectively extends to the outside of the positioning sleeve from the longitudinal sliding groove of the positioning sleeve in a cross-connecting manner; the outer ends of the cross-connecting floating rods are jointly provided with a movable ring body; a driving ring body is rotatably clamped and mounted on the outer side of the periphery of the positioning sleeve; the periphery of the inner side of the driving ring body is screwed with the periphery of the outer side of the movable ring body.
Furthermore, annular clamping grooves are formed in the periphery of the positioning sleeve; two sides of the inner part of the upper end of the driving ring body are respectively provided with a rotary clamping tooth; the drive ring body is rotationally clamped on the annular clamping grooves on the periphery of the positioning sleeve through the rotary clamping teeth on two sides of the inner part of the upper end.
Furthermore, elastic ring bodies are arranged around the inner part of the driving ring body; the upper end and the lower end of the elastic ring body are respectively and elastically abutted between the rotary clamping teeth and the movable ring body.
Furthermore, floating seal rings are arranged on the periphery of the lower end of the floating ring sleeve; a supporting sealing ring is arranged around the upper end of the supporting ring seat; the floating sealing ring is downwards in sealing butt joint or upwards separated and connected to the periphery of the upper end of the supporting sealing ring.
Furthermore, the two sides of the upper vent pipe are respectively connected with the two sides of the interior of the positioning sleeve through positioning rods.
Furthermore, the fixed sleeve is fixedly arranged on two sides of the lower part of the inside of the positioning sleeve through connecting columns on two sides.
Further, the suction pipette is made of glass or a polymer material; the telescoping ring body is made of a bellows material.
The invention has the following beneficial effects:
1. the invention changes the fixed inseparable integral structure of the traditional liquid storage bag cavity, and designs the cavity for storing the overflow liquid into two operation forms of separation and sealing butt joint, thereby realizing the quick discharge of the overflow liquid and improving the convenience of subsequent treatment; after liquid is collected, redundant liquid overflows from the upper end of the suction pipette and enters an open-close type liquid storage ring cavity formed by the floating ring sleeve, the supporting ring seat, the positioning cover and the telescopic ring body, and then the open-close driving assembly drives the floating ring sleeve to move upwards in the positioning sleeve, so that the periphery of the lower end of the floating ring sleeve is separated from the periphery of the upper end of the supporting ring seat to form an annular opening, and the bottom opening of the open-close type liquid storage ring cavity discharges the overflowing liquid.
2. According to the opening and closing driving assembly designed by the invention, the plurality of cross-connection floating rods are uniformly arranged on the outer sides of the peripheries of the floating ring sleeves, the movable ring bodies are jointly arranged on the peripheries of the outer ends of the plurality of cross-connection floating rods, the driving ring bodies are rotatably clamped and arranged on the outer sides of the peripheries of the positioning sleeves, the peripheries of the inner sides of the driving ring bodies are in threaded connection with the peripheries of the outer sides of the movable ring bodies, so that the movable ring bodies can be driven to move up and down through the rotation of the driving ring bodies, the cross-connection floating rods and the floating ring sleeves are driven to move up and down, and convenient adjustment is realized.
Drawings
FIG. 1 is a schematic view of the floating collar and the support ring seat of the present invention in sealing abutment.
FIG. 2 is a schematic diagram of the floating collar and support ring seat of the present invention in a separated configuration.
Fig. 3 is a partially enlarged structural view of fig. 1 according to the present invention.
Fig. 4 is a partially enlarged structural view of fig. 2 according to the present invention.
FIG. 5 is a side view of the positioning sleeve and the cross-over floating rod of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, an openable and closable liquid discharge type liquid collection device includes an upper air bag 1, a positioning sleeve 2, a suction pipette 4, an openable and closable liquid storage mechanism 3, and an openable and closable driving assembly 5; the positioning sleeve 2 is hollow and has a structure with openings at the upper end and the lower end; the upper end of the positioning sleeve 2 is provided with an upper air bag 1; the open-close type liquid storage mechanism 3 is arranged in the positioning sleeve 2 and is positioned below the upper air bag 1; the open-close type liquid storage mechanism 3 comprises an upper vent pipe 31, a positioning cover 32, a telescopic ring body 33, a floating ring sleeve 34, a fixed sleeve 36 and a support ring seat 35; the lower end of the upper air bag 1 is provided with an upper vent pipe 31, and the upper vent pipe 31 is fixedly arranged inside the positioning sleeve 2; a positioning cover 32 is arranged around the lower end of the upper vent pipe 31; the periphery of the lower end of the positioning cover 32 is provided with a telescopic ring body 33; the periphery of the lower end of the telescopic ring body 33 is provided with a floating ring sleeve 34; the fixing sleeve 36 is fixedly arranged below the inner part of the positioning sleeve 2; an absorbing pipette 4 is fixedly connected to the middle inside the fixing sleeve 36 in a penetrating manner, and the upper end of the absorbing pipette 4 extends to the middle inside the telescopic ring body 33 and the floating ring sleeve 34; a supporting ring seat 35 is arranged around the upper end of the fixed sleeve 36; the opening and closing driving component 5 is arranged on the outer side of the periphery of the positioning sleeve 2; the opening and closing driving component 5 drives the floating ring sleeve 34 to float up and down in the positioning sleeve 2, and drives the periphery of the lower end of the floating ring sleeve 34 to be in sealed butt joint or separated connection with the periphery of the upper end of the supporting ring seat 35; the floating ring sleeve 34, the supporting ring seat 35, the positioning cover 32 and the telescopic ring body 33 enclose an open-close type liquid storage ring cavity 6.
As shown in fig. 1 to 5, further, the opening and closing driving assembly 5 includes a driving ring 51, a moving ring 53, and a cross-over floating rod 52; a plurality of longitudinal sliding grooves 21 are uniformly formed in the periphery of the positioning sleeve 2; a plurality of penetrating floating rods 52 are uniformly arranged on the outer side of the periphery of the floating ring sleeve 34; the inner end of the penetrating floating rod 52 is fixedly connected to the outer side of the floating ring sleeve 34, and the outer end of the penetrating floating rod 52 penetrates and extends to the outside of the positioning sleeve 2 from the longitudinal sliding groove 21 of the positioning sleeve 2; the outer ends of the cross-connecting floating rods 52 are jointly provided with a movable ring body 53; a driving ring body 51 is rotatably clamped and mounted on the outer side of the periphery of the positioning sleeve 2; the periphery of the inner side of the driving ring body 51 is screwed with the periphery of the outer side of the movable ring body 53. Furthermore, annular clamping grooves 22 are formed in the periphery of the positioning sleeve 2; two sides of the inner part of the upper end of the driving ring body 51 are respectively provided with a rotary clamping tooth 511; the driving ring body 51 is rotatably clamped on the annular clamping grooves 22 around the positioning sleeve 2 through the rotary clamping teeth 511 at two sides of the inner part of the upper end. Further, an elastic ring body 54 is arranged around the inside of the driving ring body 51; the upper and lower ends of the elastic ring 54 are elastically abutted between the rotary engaging teeth 511 and the movable ring 53, respectively. Further, floating seal rings 341 are arranged around the lower end of the floating ring sleeve 34; a supporting sealing ring 351 is arranged around the upper end of the supporting ring seat 35; the floating seal 341 is connected to the periphery of the upper end of the support seal 351 in a downward sealing manner or in an upward separation manner. Furthermore, two sides of the upper vent pipe 31 are connected to two sides of the inside of the positioning sleeve 2 through positioning rods 11. Further, the fixing sleeve 36 is fixedly mounted on two sides of the lower portion inside the positioning sleeve 2 through connecting columns 361 on two sides. Further, the aspiration pipette 4 is made of glass or a polymer material; the telescoping ring 33 is made of a bellows material.
The invention changes the fixed inseparable integral structure of the traditional liquid storage bag cavity, and designs the cavity for storing the overflow liquid into two operation forms of separation and sealing butt joint, thereby realizing the quick discharge of the overflow liquid and improving the convenience of subsequent treatment; after liquid is collected, redundant liquid overflows from the upper end of the suction pipette 4 and enters an open-close type liquid storage ring cavity 6 formed by enclosing the floating ring sleeve 34, the supporting ring seat 35, the positioning cover 32 and the telescopic ring body 33, then the open-close driving assembly 5 drives the floating ring sleeve 34 to move upwards in the positioning sleeve 2, the periphery of the lower end of the floating ring sleeve 34 is separated from the periphery of the upper end of the supporting ring seat 35 to form an annular opening, the bottom of the open-close type liquid storage ring cavity 6 is opened, and the overflowing liquid is discharged, and the liquid collecting device is ingenious in structural design.
According to the opening and closing driving assembly 5 designed by the invention, the plurality of cross-connection floating rods 52 are uniformly arranged on the outer sides of the peripheries of the floating ring sleeves 34, the movable ring body 53 is jointly arranged on the peripheries of the outer ends of the plurality of cross-connection floating rods 52, the driving ring body 51 is rotatably clamped and arranged on the outer sides of the peripheries of the positioning sleeves 2, the periphery of the inner side of the driving ring body 51 is in threaded connection with the periphery of the outer side of the movable ring body 53, so that the movable ring body 53 can be driven to move up and down through the rotation of the driving ring body 51, the cross-connection floating rods 52 and the floating ring sleeves 34 are driven to move up and down, and convenient adjustment is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. An openable drainage type liquid collecting device is characterized by comprising an upper air bag, a positioning sleeve, a suction pipette, an openable liquid storage mechanism and an openable driving assembly; the positioning sleeve is hollow and has a structure with openings at the upper end and the lower end; the upper end of the positioning sleeve is provided with an upper air bag; the opening-closing type liquid storage mechanism is arranged in the positioning sleeve and is positioned below the upper air bag; the opening-closing type liquid storage mechanism comprises an upper vent pipe, a positioning cover, a telescopic ring body, a floating ring sleeve, a fixed sleeve and a supporting ring seat; the lower end of the upper air bag is provided with an upper vent pipe which is fixedly arranged inside the positioning sleeve; a positioning cover is arranged around the lower end of the upper breather pipe; the periphery of the lower end of the positioning cover is provided with a telescopic ring body; the periphery of the lower end of the telescopic ring body is provided with a floating ring sleeve; the fixed sleeve is fixedly arranged below the inner part of the positioning sleeve; an absorbing pipette is fixedly connected to the middle inside the fixed sleeve in a penetrating manner, and the upper end of the absorbing pipette extends to the middle inside the telescopic ring body and the floating ring sleeve; a supporting ring seat is arranged around the upper end of the fixed sleeve; the opening and closing driving assembly is arranged on the outer side of the periphery of the positioning sleeve; the opening and closing driving component drives the floating ring sleeve to float up and down in the positioning sleeve, and drives the periphery of the lower end of the floating ring sleeve to be in sealed abutting connection or separated connection with the periphery of the upper end of the supporting ring seat; the floating ring sleeve, the supporting ring seat, the positioning cover and the telescopic ring body form an open-close type liquid storage ring cavity in an enclosing mode.
2. The liquid extraction device capable of opening and closing according to claim 1, wherein the opening and closing driving assembly comprises a driving ring body, a moving ring body and a cross-connecting floating rod; a plurality of longitudinal sliding grooves are uniformly formed in the periphery of the positioning sleeve; a plurality of penetrating floating rods are uniformly arranged on the outer side of the periphery of the floating ring sleeve; the inner end of the cross-connecting floating rod is fixedly connected to the outer side of the floating ring sleeve, and the outer end of the cross-connecting floating rod respectively extends to the outside of the positioning sleeve from the longitudinal sliding groove of the positioning sleeve in a cross-connecting manner; the outer ends of the cross-connecting floating rods are jointly provided with a movable ring body; a driving ring body is rotatably clamped and mounted on the outer side of the periphery of the positioning sleeve; the periphery of the inner side of the driving ring body is screwed with the periphery of the outer side of the movable ring body.
3. The openable-closable liquid discharge type liquid collecting device according to claim 2, wherein annular clamping grooves are formed in the periphery of the positioning sleeve; two sides of the inner part of the upper end of the driving ring body are respectively provided with a rotary clamping tooth; the drive ring body is rotationally clamped on the annular clamping grooves on the periphery of the positioning sleeve through the rotary clamping teeth on the two sides of the inner part of the upper end.
4. A liquid extraction device with openable and closable drainage according to claim 3, wherein an elastic ring body is arranged around the inside of the driving ring body; the upper end and the lower end of the elastic ring body are respectively and elastically abutted between the rotary clamping teeth and the movable ring body.
5. The openable-closable liquid discharge type liquid collecting device according to claim 1, wherein a floating seal ring is arranged around the lower end of the floating ring sleeve; a support sealing ring is arranged around the upper end of the support ring seat; the floating sealing ring is downwards in sealing butt joint or upwards separated and connected to the periphery of the upper end of the supporting sealing ring.
6. The openable-closable liquid drainage type liquid collection device according to claim 1, wherein both sides of the upper vent pipe are connected to both sides of the inside of the positioning sleeve through positioning rods, respectively.
7. The openable-closable liquid drainage type liquid extraction device according to claim 1, wherein the fixing sleeve is fixedly mounted on two sides below the inside of the positioning sleeve through connecting columns on two sides.
8. The openable-closeable liquid draining collection device of claim 1, wherein the aspiration pipette is made of glass or a polymeric material; the telescoping ring body is made of a bellows material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210293859.0A CN114632565B (en) | 2022-03-24 | 2022-03-24 | Openable liquid drainage type liquid sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210293859.0A CN114632565B (en) | 2022-03-24 | 2022-03-24 | Openable liquid drainage type liquid sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114632565A true CN114632565A (en) | 2022-06-17 |
| CN114632565B CN114632565B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210293859.0A Active CN114632565B (en) | 2022-03-24 | 2022-03-24 | Openable liquid drainage type liquid sampling device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100669228B1 (en) * | 2005-09-12 | 2007-01-16 | (주)청우종합건축사사무소 | Drainage canal structure in apartment complex for prevention of overflowing |
| CN103894250A (en) * | 2014-04-03 | 2014-07-02 | 南京交通职业技术学院 | Quantitative liquid fetching device and use method thereof |
| CN206523198U (en) * | 2017-03-08 | 2017-09-26 | 山西大同大学 | Precise volume liquid device |
| CN210079565U (en) * | 2019-06-05 | 2020-02-18 | 成都和合医学检验所有限公司 | Be used for serum to detect quantity and get device |
| CN212568051U (en) * | 2020-07-01 | 2021-02-19 | 西安市红会医院 | Liquid medicine detects sampling device |
| CN113198556A (en) * | 2021-05-20 | 2021-08-03 | 江苏科华医疗器械科技有限公司 | Overflow type liquid transferring device |
| CN113356775A (en) * | 2021-06-28 | 2021-09-07 | 江苏力克石油机械有限公司 | Longitudinal adjustment type well flushing valve |
-
2022
- 2022-03-24 CN CN202210293859.0A patent/CN114632565B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100669228B1 (en) * | 2005-09-12 | 2007-01-16 | (주)청우종합건축사사무소 | Drainage canal structure in apartment complex for prevention of overflowing |
| CN103894250A (en) * | 2014-04-03 | 2014-07-02 | 南京交通职业技术学院 | Quantitative liquid fetching device and use method thereof |
| CN206523198U (en) * | 2017-03-08 | 2017-09-26 | 山西大同大学 | Precise volume liquid device |
| CN210079565U (en) * | 2019-06-05 | 2020-02-18 | 成都和合医学检验所有限公司 | Be used for serum to detect quantity and get device |
| CN212568051U (en) * | 2020-07-01 | 2021-02-19 | 西安市红会医院 | Liquid medicine detects sampling device |
| CN113198556A (en) * | 2021-05-20 | 2021-08-03 | 江苏科华医疗器械科技有限公司 | Overflow type liquid transferring device |
| CN113356775A (en) * | 2021-06-28 | 2021-09-07 | 江苏力克石油机械有限公司 | Longitudinal adjustment type well flushing valve |
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| CN114632565B (en) | 2023-09-29 |
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