CN208443768U - A kind of pesticide low-temperature stability analyzer - Google Patents
A kind of pesticide low-temperature stability analyzer Download PDFInfo
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- CN208443768U CN208443768U CN201820768588.9U CN201820768588U CN208443768U CN 208443768 U CN208443768 U CN 208443768U CN 201820768588 U CN201820768588 U CN 201820768588U CN 208443768 U CN208443768 U CN 208443768U
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- refrigerating chamber
- tote box
- temperature stability
- stability analyzer
- analyzer according
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Abstract
The utility model relates to drug monitoring instrument fields, it is inconvenient when needing to take out stirring for the sample to be tested being placed in refrigerating chamber, elapsed time length may result in cool room and need the higher problem of long-time energy consumption, propose a kind of pesticide low-temperature stability analyzer, including cabinet, refrigerating chamber for maintaining the cool room of chilled liquid temperature and being connected to cool room is set in the cabinet, top cover is hingedly connected with outside the refrigerating chamber, it is provided in the refrigerating chamber and is connect with its side walls, tote box for mobile example, multiple test tube cylinders for being fixedly connected with tote box bottom interior wall and be used to place sample are provided in the tote box, the tote box side wall and bottom wall offer multiple liquid-passing holes.The utility model can disposably take out all samples in refrigerating chamber, improve work efficiency, while reduce the time of refrigeration chamber opening, reduce analyzer energy consumption.
Description
Technical field
The utility model relates to drug monitoring instrument fields, more specifically, it relates to which a kind of pesticide low-temperature stability is surveyed
Determine instrument.
Background technique
According to standard GB/T/T19137-2003, need to detect pesticide low-temperature stability.100ml sample is taken to set
It in centrifuge tube, is placed in the cool room of (0 ± 2) DEG C and keeps 1h, and is primary every 15min stirring, each 15s is checked simultaneously
It records wrong solids or grease is precipitated.Then centrifuge tube is put back in refrigerating chamber, is taken out after (0 ± 2) DEG C places 7d.
In existing pesticide low-temperature stability analyzer, as shown in Fig. 6, sets medicine-chest and be fixed in refrigerating chamber, pass through
0 DEG C of freezing liquid is added in refrigerating chamber and carrys out Keep cool room temperature, then by cool room maintenance freezing liquid at 0 DEG C.
But stir and observe due to needing frequently to take out when detecting, when more reagents of one-shot measurement, need sample
Product take out stirring one by one, then observe sample after wiping the centrifugation pipe outer wall for holding sample, and elapsed time is long, working efficiency is low
Under, simultaneously because refrigerating chamber upper cover is opened for a long time, cause the cool room energy consumption that needs to work long hours higher.
Utility model content
When, consumption inconvenient when needing to take out stirring for the sample to be tested being placed in practice in refrigerating chamber
Between the long cool room that may result in need the higher problem of long-time energy consumption, the utility model aim is to propose that a kind of pesticide is low
Temperature stability analyzer can disposably take out all samples in refrigerating chamber, improve work efficiency, while reducing freezing liquid
With extraneous time of contact, analyzer energy consumption is reduced, concrete scheme is as follows:
A kind of pesticide low-temperature stability analyzer, including cabinet, the cabinet is interior to be arranged for maintaining chilled liquid temperature
Cool room and the refrigerating chamber being connected to the cool room, the refrigerating chamber are hingedly connected with top cover, setting in the refrigerating chamber outside
Have and connect with its side walls, for the tote box of mobile example, is provided in the tote box multiple with the tote box bottom
Portion's inner wall is fixedly connected and the test tube cylinder for placing sample, and the tote box side wall and bottom wall offer multiple liquid-passing holes.
By above-mentioned setting, the centrifuge tube for holding sample is first put into test tube cylinder by operator, then puts tote box
Enter in refrigerating chamber, then freezing liquid is added in refrigerating chamber, plays the role of maintaining temperature of refrigerating chamber.It, can when detecting pesticide
Once all samples being stored in refrigerating chamber to be taken out by tote box, and since sample is not placed directly in freezing liquid
In, without the centrifugation pipe outer wall of wipe samples, operating procedure is simplified, is improved work efficiency；Simultaneously reduce freezing liquid with
Extraneous time of contact is avoided as much as possible temperature in refrigerating chamber rising, reduces analyzer energy consumption.
Further, the top of the tote box is in hatch frame, and the tote box bottom wall is provided with bracket, the bracket
Both ends be rotatably connected to idler wheel, the freezer wall offers the guide groove for the sliding with rolling wheels along its short transverse.
By above-mentioned setting, it is convenient for tote box upper and lower sliding in refrigerating chamber, while prevents tote box and refrigerating chamber
Side wall collides, and influences the sample in tote box.
The demarcation plate for separating different samples is provided with right above the test tube cylinder, the demarcation plate is fixedly connected on institute
The inner wall of refrigerating chamber is stated, the one-to-one intercommunicating pore of multiple and test tube cylinder opening is offered on the demarcation plate.
By above-mentioned setting, the position of centrifuge tube is further fixed, prevents centrifuge tube during tote box moves up and down
Colliding with test tube cylinder causes to be centrifuged tracheal rupture.
Further, the demarcation plate upper surface be provided be firmly connected with it for lifting holding for the tote box
?.
By above-mentioned setting, when being placed with the more centrifuge tubes containing sample in tote box, weight is larger, and loading
Gap between case and refrigerating chamber is smaller, and handle provides a point of application for testing staff convenient for extracting tote box.
Further, anti-skidding raised line is provided on the handle.
By above-mentioned setting, increasing the frictional force between handle and hand prevents tote box from slipping out of the hand the centrifugation caused in tote box
Pipe is broken.
Further, more springs, the spring one are provided between the tote box bottom and the refrigerating chamber bottom wall
End is fixedly connected on the refrigerating chamber bottom, and the other end is connected to the tote box bottom wall.
By above-mentioned setting, tote box will not directly collide with refrigerating chamber bottom when falling, but first contact bullet
Spring makes it be gradually reduced its falling speed, the inside centrifuge tube of protection loading by squeezing spring.
Further, the lateral edge to connect when the top cover is closed with the refrigerating chamber is provided with heat insulating belt.
By above-mentioned setting, when closing top cover, the temperature loss in refrigerating chamber and tote box is reduced, reduces detector energy
Consumption.
Further, the cabinet is provided with the suction for circulating frozen liquid between the cool room and the refrigerating chamber
Liquid pipe and perfusion tube.
By above-mentioned setting, freezing liquid is entered in refrigerating chamber in refrigeration room temperature lowering by perfusion tube, chilled liquid temperature liter
It can be returned in cool room by pipette again after height, freezing liquid is circulated between cool room and refrigerating chamber,
Guarantee that chilled liquid temperature is able to maintain that within the specified scope.
Further, the test tube cylinder is made of aluminum.
By above-mentioned setting, there is aluminium good thermal conductivity to enable the sample fast cooling in test tube cylinder, while aluminium
The lower lifting convenient for tote box of density.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) by setting tote box, the sample being placed in tote box is disposably all taken out, has saved and has taken
Out the time required for sample, improve work efficiency, meanwhile, avoiding refrigerating chamber top cover and opening for a long time causes cool room to need
Will be freezed the situation for causing analyzer energy consumption high for a long time；
(2) by setting test tube cylinder, so that the centrifuge tube of carrying sample does not contact directly with freezing liquid, when observing sample
Without wiping centrifuge tube, operating process is simplified, is improved work efficiency；
(3) it by the way that spring is arranged between tote box and cool room, avoids tote box and directly collides with cool room,
Prevent centrifuge tube in tote box broken.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of analyzer (tote box does not take out)；
Fig. 2 is the top cut-away view of analyzer；
Fig. 3 is the cross-sectional side view of analyzer；
Fig. 4 is the structural schematic diagram of analyzer (tote box taking-up)；
Fig. 5 is the structure enlargement diagram in the portion A in Fig. 1；
Fig. 6 is the structural schematic diagram of analyzer in the prior art.
Appended drawing reference: 1, cool room；2, refrigerating chamber；3, top cover；4, tote box；5, bracket；6, idler wheel；7, guide groove；8, it tries
Socket；9, demarcation plate；10, intercommunicating pore；11, handle；12, anti-skidding raised line；13, liquid-passing hole；14, spring；15, heat insulating belt；16, it inhales
Liquid pipe；17, perfusion tube；20, cabinet.
Specific embodiment
Below with reference to examples and drawings, the utility model is described in further detail, but the implementation of the utility model
Mode is not limited only to this.
As depicted in figs. 1 and 2, a kind of pesticide low-temperature stability analyzer, including cabinet 20 offer a left side inside cabinet 20
Right two cavitys, left side cavity are cool room 1, and the right cavity is the refrigerating chamber 2 for placing centrifuge tube.Outside 2 top of refrigerating chamber
Portion is hinged with top cover 3.
In conjunction with Fig. 2 and Fig. 3, sliding is provided with tote box 4 in refrigerating chamber 2.20 inner wall of cabinet is in cool room 1 and refrigerating chamber 2
Between be provided with pipette 16 and perfusion tube 17 for circulating cooling freezing liquid, pipette 16 and perfusion tube 17 are by cool room 1
It is connected to refrigerating chamber 2.Its top is in hatch frame to tote box 4 in a rectangular parallelepiped shape, is fixed with bracket 5 in bottom outer wall.Bracket 5
Preferably two and the both ends of 4 length direction of tote box are separately fixed at, bracket 5 is rotatablely connected in inverted " t " font and its both ends
There is idler wheel 6.Offer the guide groove 7 slided for idler wheel 6 on 2 side wall of refrigerating chamber, guide groove 7 is arranged along 2 short transverse of refrigerating chamber, from cold
Hiding 2 bottom of room extends to 2 top of refrigerating chamber.
The test tube cylinder 8 of more laid out in parallel is evenly arranged in tote box 4.8 shape of test tube cylinder and the centrifugation containing sample
Tube shape is consistent, and made of aluminum in order to improve its heating conduction test tube cylinder 8.Demarcation plate 9 is provided with right above test tube cylinder 8,
9 edge of demarcation plate is welded and fixed with tote box 4, and multiple intercommunicating pores identical with 8 opening shape of test tube cylinder are offered on demarcation plate 9
10, test tube cylinder 8 and intercommunicating pore 10 correspond.As shown in figure 5, personnel extract tote box 4, the demarcation plate for ease of operation
Be further fixed on handle 11 on 9,11 cross sectional shape of handle be it is T-shaped, and its side horizontal be fixed with it is a plurality of be parallel to each other it is anti-
Sliding raised line 12.
In conjunction with Fig. 3 and Fig. 4, in order to maintain the temperature in tote box 4 to keep within the specified scope, the side wall bottom of tote box 4
Bottom wall offers multiple liquid-passing holes 13.When start in refrigerating chamber 2 fill freezing liquid when, freezing liquid can by liquid-passing hole 13 into
Enter into tote box 4；When tote box 4 is raised, freezing liquid can also be flowed out by liquid-passing hole 13.
Four springs placed vertically 14 are vertically fixed between 4 bottom of tote box and refrigerating chamber 2.The welding of 14 one end of spring
It is fixed on 2 bottom of refrigerating chamber, the other end is connected to 4 bottom of tote box.Tote box 4 is unexpected when falling will not directly with refrigerating chamber 2
Bottom collision, but gradually reduces 4 speed of tote box by the deformation of spring 14, avoids in tote box 4 centrifuge tube due to shock
It is broken.
As shown in Figure 1, being fixed with the heat insulating belt 15 for heat preservation, heat insulating belt at 3 edge of top cover as further optimization
15 are made of rubber.When top cover 3 is closed, it is embedded just below the opening of refrigerating chamber 2, as far as possible isolation refrigerating chamber 2 and extraneous heat
Exchange.
It the implementation principle of the utility model and has the beneficial effect that:
The centrifuge tube for being contained with sample to be tested is first put into the test tube cylinder 8 in tote box 4 by operator, then will be carried
Object case 4 is put into refrigerating chamber 2 along guide groove 7.Then freezing liquid is added in refrigerating chamber 2, freezing liquid passes through pipette 16 and infusion
The circulating cooling between refrigerating chamber 2 and cool room 1 of pipe 17.When needing to go to take out sample detection, operator is held by lifting
11 disposably centrifuge tube by all containing sample take out, then by temperature in the room 2 of closing that Keep cool of top cover 3, Zhi Houke
The centrifuge tube containing sample is directly taken out from test tube cylinder 8.
The utility model by be arranged tote box 4 eliminate one by one take out sample trouble, avoid for a long time open it is cold
Hiding 2 top cover 3 of room causes the rising of 2 temperature of refrigerating chamber to need to consume the case where more energy declines its temperature, and due to containing
Detection process is simplified, is mentioned without wiping centrifuge tube in observing samples needed for the not direct contact refrigeration liquid of the centrifuge tube of sample
High working efficiency.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of pesticide low-temperature stability analyzer, which is characterized in that including cabinet (20), setting is used in the cabinet (20)
The refrigerating chamber (2) for maintaining the cool room (1) of chilled liquid temperature and being connected to the cool room (1), the refrigerating chamber (2) are hinged outside
It is connected with top cover (3), is provided in the refrigerating chamber (2) and is connect with its side walls, for the tote box (4) of mobile example,
Multiple test tubes for being fixedly connected with the tote box (4) bottom interior wall and be used to place sample are provided in the tote box (4)
Cylinder (8), tote box (4) side wall and bottom wall offer multiple liquid-passing holes (13).
2. pesticide low-temperature stability analyzer according to claim 1, which is characterized in that the top of the tote box (4)
In hatch frame, tote box (4) bottom wall is provided with bracket (5), and the both ends of the bracket (5) are rotatably connected to idler wheel
(6), refrigerating chamber (2) inner wall offers the guide groove (7) slided for the idler wheel (6) along its short transverse.
3. pesticide low-temperature stability analyzer according to claim 2, which is characterized in that right above the test tube cylinder (8)
It is provided with the demarcation plate (9) for separating different samples, the demarcation plate (9) is fixedly connected on the inner wall of the refrigerating chamber (2),
The one-to-one intercommunicating pore (10) of the multiple and test tube cylinder (8) opening is offered on the demarcation plate (9).
4. pesticide low-temperature stability analyzer according to claim 3, which is characterized in that demarcation plate (9) upper surface
It is provided with the handle (11) for being used to lift the tote box (4) being firmly connected with it.
5. pesticide low-temperature stability analyzer according to claim 4, which is characterized in that the peripheral wall of the handle (11) is set
It is equipped with anti-skidding raised line (12).
6. pesticide low-temperature stability analyzer according to claim 1, which is characterized in that tote box (4) bottom with
More springs (14) are provided between refrigerating chamber (2) bottom wall, described spring (14) one end is fixedly connected on the refrigerating chamber
(2) bottom, the other end are connected to tote box (4) bottom wall.
7. pesticide low-temperature stability analyzer according to claim 6, which is characterized in that the top cover (3) be closed when with
The lateral edge that the refrigerating chamber (2) connects is provided with heat insulating belt (15).
8. pesticide low-temperature stability analyzer according to claim 1, which is characterized in that the cabinet (20) is in the system
The pipette (16) and perfusion tube (17) for circulating frozen liquid are provided between cold house (1) and the refrigerating chamber (2).
9. pesticide low-temperature stability analyzer according to claim 1, which is characterized in that the test tube cylinder (8) is by aluminum
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820768588.9U CN208443768U (en) | 2018-05-22 | 2018-05-22 | A kind of pesticide low-temperature stability analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820768588.9U CN208443768U (en) | 2018-05-22 | 2018-05-22 | A kind of pesticide low-temperature stability analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208443768U true CN208443768U (en) | 2019-01-29 |
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ID=65091815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820768588.9U Active CN208443768U (en) | 2018-05-22 | 2018-05-22 | A kind of pesticide low-temperature stability analyzer |
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| Country | Link |
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| CN (1) | CN208443768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403301A (en) * | 2021-06-11 | 2021-09-17 | 上海金翌生物科技有限公司 | Blood sample ctDNA extraction element |
-
2018
- 2018-05-22 CN CN201820768588.9U patent/CN208443768U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403301A (en) * | 2021-06-11 | 2021-09-17 | 上海金翌生物科技有限公司 | Blood sample ctDNA extraction element |
| CN113403301B (en) * | 2021-06-11 | 2023-06-02 | 上海金翌生物科技有限公司 | Blood sample ctDNA extraction element |
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