CN202052558U - Chemical reagent liquid-changing device - Google Patents
Chemical reagent liquid-changing device Download PDFInfo
- Publication number
- CN202052558U CN202052558U CN2011201377539U CN201120137753U CN202052558U CN 202052558 U CN202052558 U CN 202052558U CN 2011201377539 U CN2011201377539 U CN 2011201377539U CN 201120137753 U CN201120137753 U CN 201120137753U CN 202052558 U CN202052558 U CN 202052558U
- Authority
- CN
- China
- Prior art keywords
- chemical reagent
- valve body
- changing device
- sealing surface
- reagent liquid
- 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 - Lifetime
Links
Images
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a chemical reagent liquid-changing device, which includes a liquid-changing platform where a plurality of connecting channels for connecting reagent storage vessels are arranged, sealed spring valves arranged in the connecting channels in a sealed mode, a moving imbibition device arranged on the liquid-changing platform and provided with imbibing tubes connected with a reaction vessel and matched with the sealed spring valves. The chemical reagent liquid-changing device is simple in structure, convenient in installment and capable of automatically controlling extraction and invocation of chemical reagents, effectively avoiding gas escaping when the reagents are extracted and changed to carry out a reaction, eliminating volatilization of chemical reagents easy to volatilize and inter-contamination between the chemical reagents during invocation of the chemical reagents and avoiding pollution to the environment, thereby being eco-friendly and scientific.
Description
Technical field
The utility model relates to a kind of liquid changing device, is specifically related to a kind of more changing device of chemical reagent that gas overflows that is used to prevent, belongs to the chemical industry equipment field.
Background technology
Transfer in the application at some chemical reagent; usually can use some toxic and volatile liquid; as in medical pathologies dyeing and tissue dewatering process; can be applied to a lot of chemical reagent such as dimethylbenzene; hydrochloric acid; the liquid of toxic and volatiles such as alcohol; chemical reagent can volatilize and cause the pollution between environment and reagent in existing dyeing and the dehydration; in the prior art; just between equipment and external environment, done simple isolation mostly; can't between reagent, do effectively airtight; especially in changing the reagent process, cause overflowing of pollution between the reagent and volatilization gas, influence the result.
The utility model content
The purpose of this utility model is at the problems referred to above weak point, and a kind of more changing device of chemical reagent that gas overflows that effectively prevents is provided.
In order to achieve the above object, the utility model is by the following technical solutions:
A kind of chemical reagent liquid changing device comprises: change the liquid platform, it is provided with the interface channel of some connection agent storage containers; The Packing spring valve, its sealing is installed in the interface channel; And mobile liquid sucking device, it is installed in and changes on the liquid platform and be provided with and Packing spring valve coupling and the pipette that is connected with reaction vessel.
Further, be provided with fluid passage in the above-mentioned Packing spring valve; When the Packing spring valve compressed, fluid passage was opened; When the release of Packing spring valve was upspring, fluid passage was closed sealing.
As preferably, above-mentioned Packing spring valve comprises upper valve body and following valve body, and upper valve body and following valve body are by being threaded and upper valve body and following body cavity formation fluid passage; Described upper valve body periphery is provided with spring confined planes and working seal face, and the fluid passage of upper valve body top is provided with the airtight lip that is connected with the pipette coupling; Described valve body lower portion down is provided with idle sealing surface, and the following valve body perisporium on idle sealing surface top is provided with the fluid passage inlet.
Further concrete, above-mentioned interface channel is provided with installation cavity and following installation cavity, and last installation cavity is provided with going up of working seal face composition sealing sealing surface is installed, and following installation cavity is provided with and the sealing surface that leaves unused is formed the following installation sealing surface that seals.
Above-mentioned spring confined planes and last installation sealing surface are provided with stage clip.
Above-mentioned installation cavity down is provided with the pipeline installation mouth that connects agent storage container by flexible pipe.
Above-mentioned mobile liquid sucking device is provided with horizontal mobile platform, vertically move platform and be used to drive the elevating mechanism of pipette lifting.
Above-mentioned pipette is provided with the imbibition head, and this imbibition head is provided with and the O-ring seal that is connected airtight lip coupling.
Chemical reagent liquid changing device described in the utility model is simple in structure, easy for installation, the extraction of realization automation control chemical reagent is called, prevent that effectively gas overflows in the process that extraction, replacing chemical reagent react, solved between volatilization problem in the invoked procedure of volatile chemical reagent and chemical reagent pollution problems mutually, prevent the pollution of the environment the environmental protection science.
Description of drawings
Fig. 1 is a chemical reagent liquid changing device perspective view described in the utility model.
Fig. 2 is a chemical reagent liquid changing device side view described in the utility model.
Fig. 3 installs structure side view behind the Packing spring valve for the liquid platform that changes described in the utility model.
Fig. 4 is the A-A cutaway view of Fig. 3.
Fig. 5 is a Packing spring valve arrangement schematic diagram described in the utility model.
Fig. 6 is the B-B cutaway view of Fig. 5.
Fig. 7 discharges the mounting structure schematic diagram of upspringing when leaving unused for Packing spring valve described in the utility model.
Mounting structure schematic diagram when Fig. 8 is compressed work for Packing spring valve described in the utility model.
Below come the utility model is further described by the drawings and specific embodiments:
The specific embodiment
Shown in Fig. 1 to 8, a kind of chemical reagent liquid changing device described in the utility model comprises: change liquid platform 1, Packing spring valve 2 and mobile liquid sucking device 3.Its structure is specific as follows:
Above-mentionedly change the interface channel 11 that liquid platform 1 is provided with some connection agent storage containers.Above-mentioned Packing spring valve 2 then sealing is installed in the interface channel 11.Above-mentioned mobile liquid sucking device 3 is installed in and changes on the liquid platform 1, and it is provided with and Packing spring valve 2 coupling and the pipette 4 that is connected with reaction vessel, and this pipette is connected with the negative pressure extracting pump installation.
Particularly, be provided with fluid passage 23 in the above-mentioned Packing spring valve 2, when 2 compressions of Packing spring valve, fluid passage 23 is opened; When 2 releases of Packing spring valve were upspring, fluid passage 23 was closed sealing.Further, above-mentioned Packing spring valve 2 comprises upper valve body 21 and following valve body 22, and upper valve body 21 and following valve body 22 are by being threaded and upper valve body 21 and following valve body 22 inner chambers formation fluid passage 23; Described upper valve body 21 peripheries are provided with spring confined planes 211 and working seal face 212, and fluid passage 23 tops of upper valve body 21 are provided with the airtight lip 213 that is connected with pipette 4 coupling; Described valve body 22 bottoms down are provided with idle sealing surface 221, and following valve body 22 perisporiums on idle sealing surface 221 tops are provided with fluid passage inlet 231.Further concrete, above-mentioned interface channel 11 is provided with installation cavity 111 and following installation cavity 112, last installation cavity 111 is provided with the upward installation sealing surface 113 of forming sealing with working seal face 212, and following installation cavity 112 is provided with the following installation sealing surface 114 of forming sealing with idle sealing surface 221.Above-mentioned spring confined planes 211 is provided with stage clip 24 with last installation sealing surface 113.The utility model adopts above-mentioned split type Packing spring valve 2 to have advantage easy for installation, that save cost, when Packing spring valve 2 is installed, earlier stage clip 24 is placed on installation cavity 111, insert upper valve body 21 at last installation cavity 111 then, then compress upper valve body 21 and insert installation cavity 112 down from the bottom to top by valve body 22 under the handle, screw down valve body 22 then and connect upper valve body 21, adjust the connection length of valve body 22 up and down, realization adjusting stage clip 24 elastic force and idle sealing surface 221 are sealed and matched with following keeping out of sealing surface 114 of installation.
Above-mentioned installation cavity 112 down is provided with the pipeline installation mouth 5 that connects agent storage container by flexible pipe, realizes the quick and convenient installation of agent storage container.
Further concrete, above-mentioned mobile liquid sucking device 3 is provided with horizontal mobile platform 31, vertically move platform 32 and be used to drive the elevating mechanism 33 of pipette 4 liftings.Above-mentioned horizontal mobile platform 31 and vertically move platform 32 and drive by the stepping crawler attachment, and elevating mechanism 33 drives by lifting motor.Move laterally, longitudinally by mobile liquid sucking device 3, can be accurately positioned in pipette 4 Packing spring valve 2 tops of required chemical reagent correspondence automatically fast, discharge or compression seal spring valve 2 by elevating mechanism 33 lifting pipette 4 then, realize closing and opening of Packing spring valve 2 interior fluid passages 23.
In order further to improve the sealing level, above-mentioned pipette 4 is provided with imbibition 41, and this imbibition head is provided with and is connected the O-ring seal 42 that airtight lip 213 mates.
Should be noted that, above-mentioned Packing spring valve also can be the Packing spring valve of integral type, it has fluid passage, and can satisfy when the Packing spring valve compresses fluid passage and open, and closes sealing and can realize identical functions when the Packing spring valve discharges when upspringing fluid passage simultaneously.
Below come by concrete application principle that the utility model is described in further detail:
Shown in Fig. 6 and 7, when idle, Packing spring valve 2 discharges upsprings, and the idle sealing surface 221 of Packing spring valve 2 is sealed and matched with the keeping out of following installation sealing surface 114 of changing liquid platform 1, fluid passage 23 is closed, and prevents that the chemical reagent volatilization in the agent storage container from overflowing.As shown in Figure 1, when needs are drawn chemical reagent, start mobile liquid sucking device 3, by horizontal mobile platform 31, vertically move platform 32 and pipette 4 is accurately positioned in Packing spring valve 2 tops of required chemical reagent correspondence, start elevating mechanism 33 then, make pipette 4 move down compression seal spring valve 2, shown in Fig. 6 and 8, the imbibition head with being connected of upper valve body 21 airtight lip 213 be sealed and matched, prevent that gas from overflowing from link position, pipette 4 downward compression seal spring valves 2 are kept out with last installation sealing surface 113 until the working seal face 212 of upper valve body 21 and are formed sealing, prevent that gas from overflowing from this, at this moment, the idle sealing surface 221 of Packing spring valve 2 separates with the following installation sealing surface 114 that changes liquid platform 1, and fluid passage 23 is opened.Then, start the negative pressure extracting pump installation, make pipette 4 and fluid passage 23 form negative pressure, thereby chemical reagent is drawn out of in agent storage container, and enters reaction vessel by fluid passage 23 and pipette 4.In drawing the process of chemical reagent, have only whole imbibition passage to be in sealing state, could effectively form the imbibition negative pressure and carry out imbibition.The utility model is in the process of drawing chemical reagent, whole imbibition passage is in sealing state, prevent that effectively gas overflows in the process that extraction, replacing chemical reagent react, solved between volatilization problem in the invoked procedure of volatile chemical reagent and chemical reagent pollution problems mutually, prevent the pollution of the environment the environmental protection science.
Claims (8)
1. chemical reagent liquid changing device is characterized in that comprising:
Change the liquid platform, it is provided with the interface channel of some connection agent storage containers;
The Packing spring valve, its sealing is installed in the interface channel; And
Mobile liquid sucking device, it is installed in and changes on the liquid platform and be provided with and Packing spring valve coupling and the pipette that is connected with reaction vessel.
2. chemical reagent liquid changing device according to claim 1 is characterized in that: be provided with fluid passage in the described Packing spring valve.
3. chemical reagent liquid changing device according to claim 2 is characterized in that: described Packing spring valve comprises upper valve body and following valve body, and upper valve body and following valve body are by being threaded and upper valve body and following body cavity formation fluid passage; Described upper valve body periphery is provided with spring confined planes and working seal face, and the fluid passage of upper valve body top is provided with the airtight lip that is connected with the pipette coupling; Described valve body lower portion down is provided with idle sealing surface, and the following valve body perisporium on idle sealing surface top is provided with the fluid passage inlet.
4. chemical reagent liquid changing device according to claim 3, it is characterized in that: described interface channel is provided with installation cavity and following installation cavity, last installation cavity is provided with going up of working seal face composition sealing sealing surface is installed, and following installation cavity is provided with and the sealing surface that leaves unused is formed the following installation sealing surface that seals.
5. chemical reagent liquid changing device according to claim 4 is characterized in that: described spring confined planes and last installation sealing surface are provided with stage clip.
6. chemical reagent liquid changing device according to claim 4 is characterized in that: described installation cavity down is provided with the pipeline installation mouth that connects agent storage container by flexible pipe.
7. chemical reagent liquid changing device according to claim 1 is characterized in that: described mobile liquid sucking device is provided with horizontal mobile platform, vertically move platform and be used to drive the elevating mechanism of pipette lifting.
8. chemical reagent liquid changing device according to claim 3 is characterized in that: described pipette is provided with the imbibition head, and this imbibition head is provided with and the O-ring seal that is connected airtight lip coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201377539U CN202052558U (en) | 2011-05-04 | 2011-05-04 | Chemical reagent liquid-changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201377539U CN202052558U (en) | 2011-05-04 | 2011-05-04 | Chemical reagent liquid-changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202052558U true CN202052558U (en) | 2011-11-30 |
Family
ID=45012545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201377539U Expired - Lifetime CN202052558U (en) | 2011-05-04 | 2011-05-04 | Chemical reagent liquid-changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202052558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323266A (en) * | 2020-02-13 | 2020-06-23 | 黄格 | Reagent bottle cold storage and imbibition temporary storage system |
-
2011
- 2011-05-04 CN CN2011201377539U patent/CN202052558U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323266A (en) * | 2020-02-13 | 2020-06-23 | 黄格 | Reagent bottle cold storage and imbibition temporary storage system |
| CN111323266B (en) * | 2020-02-13 | 2021-02-02 | 张素华 | Reagent bottle cold storage and imbibition temporary storage system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103439146A (en) | Positive-pressure pneumatic type automatic water sample sampler | |
| CN201506705U (en) | Liquid filling device | |
| CN207675492U (en) | A kind of chemical liquid sampler | |
| CN104315232A (en) | Driving device for microfluidic micro valve | |
| CN202052558U (en) | Chemical reagent liquid-changing device | |
| CN202052557U (en) | Installation and liquid change platform for chemical reagents | |
| WO2018001167A1 (en) | Automatic calorimeter for calorific value analysis of sample | |
| CN206876383U (en) | A kind of motor for submerged pump part pressure testing device | |
| CN201073600Y (en) | Pipet | |
| CN108722188A (en) | Filter | |
| CN206676235U (en) | Filter | |
| CN208968883U (en) | A kind of environmental monitoring sampling quantitative filling device | |
| CN208695028U (en) | One kind being convenient for clean micro-fluidic chip | |
| CN207081583U (en) | A kind of negative reaction kettle sampler | |
| CN212840697U (en) | Nitrogen sealing device | |
| CN204502514U (en) | Continuous Suction filtration device that can be dust-proof | |
| CN203588854U (en) | Full-automatic electrolytic capacitor impregnating device | |
| CN205391866U (en) | Portable decompression suction filtration experimental apparatus | |
| CN201040713Y (en) | Device for containing liquid | |
| CN205412384U (en) | Negative pressure filter equipment | |
| CN205109139U (en) | Integrated form device of accurate control solution suction filtration | |
| CN105511511B (en) | Hydraulic pressure fast acting control system | |
| CN201482967U (en) | Automatic pressure compensator for preset pressure | |
| CN211936973U (en) | Acid and alkali corrosion resistant rapid pipette | |
| CN102032220B (en) | Push type liquid control device and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160512 Address after: 210000 Jiangsu city of Nanjing Province branch of Nanjing economic and Technological Development Zone Hongfeng road science and Technology Park building C1 1-5 Patentee after: Nanjing Fu Yi science and technology development Limited by Share Ltd Address before: 529200, 45, Bai Shi Road, Taishan Town, Jiangmen, Guangdong 507 Patentee before: Yao Bin |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |
|
| CX01 | Expiry of patent term |