CN211216767U - Test tube liquid-transfering gun rack for experiment - Google Patents
Test tube liquid-transfering gun rack for experiment Download PDFInfo
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- CN211216767U CN211216767U CN201922075014.0U CN201922075014U CN211216767U CN 211216767 U CN211216767 U CN 211216767U CN 201922075014 U CN201922075014 U CN 201922075014U CN 211216767 U CN211216767 U CN 211216767U
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- clamping jaw
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Abstract
The utility model discloses a test tube pipetting gun rack for experiments, which comprises a main shell, baffles with the same number as that of sub-shells, and a clamping device for elastically clamping a pipetting gun, wherein the main shell is formed into a cylinder; the cylindrical body comprises at least two sub-shells which are spliced together, and the sub-shells form a fan-shaped cylindrical body; the baffle is clamped between any two adjacent sub-shells; each sub-shell is provided with a clamping device. The utility model can prevent aerosol generated in the pipette from transversely diffusing through the arrangement of the baffle between any two adjacent sub-shells, thereby avoiding mutual pollution of different reagents carried by a plurality of pipettes; through adopting clamping device to carry out the centre gripping to the pipetting gun, avoided rocking that the pipetting gun produced when removing the pipetting gun frame, perhaps dropped.
Description
Technical Field
The utility model belongs to the technical field of experimental apparatus, concretely relates to test tube liquid-transfering gun frame for experiments.
Background
A liquid transfer gun is a device for quantitatively transferring liquid, is widely used in the fields of biology, chemistry and the like, and is also a common tool in clinical diagnosis laboratories, biotechnology laboratories, pharmaceutical and chemical laboratories, environmental laboratories and food laboratories. The liquid-transfering gun is used as an indispensable experimental device in a laboratory at present, and has great problems in use and storage.
The problem of placing of liquid-transfering gun when current liquid-transfering gun frame generally can solve the experiment, but ordinary liquid-transfering gun support does not consider following problem:
1. the liquid-transfering guns are not mutually spaced, so that aerosol pollution is inevitably generated;
2. the fixing of the liquid-transfering gun by the liquid-transfering gun rack is mostly hung, buckled or directly leaned, and the liquid-transfering gun can shake or fall off when the liquid-transfering gun rack is moved;
in order to solve the problems, test tube pipetting gun racks for experiments are developed by all people.
Disclosure of Invention
The utility model aims at providing a test tube liquid-transfering gun rack for experiments in order to solve the above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
test tube pipetting gun rack for experiments includes:
a main housing; the overall housing is formed in a cylindrical shape; the cylindrical body comprises at least two sub-shells which are spliced together, and the sub-shells form a fan-shaped cylindrical body;
the number of the baffles is the same as that of the sub-shells; the baffle is clamped between any two adjacent sub-shells;
the clamping device is used for elastically clamping the pipette; each sub-shell is provided with a clamping device.
The beneficial effects of the utility model reside in that:
the utility model discloses a test tube liquid-transfering gun rack for experiments;
1. through the arrangement of the baffle between any two adjacent sub-shells, aerosol generated in the pipette cannot be transversely diffused, so that mutual pollution of different reagents carried by a plurality of pipettes is avoided;
2. through adopting clamping device to carry out the centre gripping to the pipetting gun, avoided rocking that the pipetting gun produced when removing the pipetting gun frame, perhaps dropped.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a schematic view of the mounting structure of the vertical rod of the present application;
FIG. 3 is a schematic view of the first jaw and second jaw configuration of the present application;
FIG. 4 is a schematic view of the mounting structure of the second spring of the present application;
FIG. 5 is a schematic view of the mounting structure of the first and second swash blocks in the present application;
FIG. 6 is a side view of a second jaw of the present application;
FIG. 7 is a front view of a side panel of the present application;
fig. 8 is a schematic structural view of the connection between the connecting rod and the side plate in the present application.
In the figure: 1-total shell; 11-a subcase; 101-a through hole; 102-a base plate; 103-a limiting sliding chute; 104-side plate; 1004-chute; 2, a baffle plate; 31 — a first jaw; 311-connecting plate; 32 — a second jaw; 321-a connecting rod; 322 — a first swash block; 323-bearings; 301-rubber cushion; 302-bump; 33-a second spring; 41-a vertical rod; 42-a cross bar; 43-second swash block; 44 — a first spring; 45-limiting sliding blocks.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1; test tube pipetting gun rack for experiments includes:
a main housing 1; the overall housing 1 is formed in a cylindrical shape; the cylindrical shape comprises at least two sub-housings 11 spliced together, and the sub-housings 11 are formed into a sector cylindrical shape;
the number of baffle plates 2 is the same as that of the sub-housings 11; the baffle 2 is clamped between any two adjacent sub-shells 11;
the clamping device is used for elastically clamping the pipette; each sub-housing 11 is provided with a clamping device.
In this embodiment, the sub-housings 11 are both vertically disposed, and the baffle 2 is also vertically disposed; the clamping device is also transversely arranged, and the clamped liquid-transfering guns are vertically arranged; aerosol generated in the pipette can not be transversely diffused left and right, and can only be diffused upwards and outwards, so that mutual pollution of different reagents carried by a plurality of pipette is avoided or reduced;
as shown in fig. 1-5; the clamping device comprises:
a first jaw 31; the sub-housings 11 each include a top plate, a bottom plate 102, and arc-shaped side plates 104; the first end of the first clamping jaw 31 passes through the side plate 104 to be fixedly installed;
a second jaw 32; the side plate 104 is provided with a slide groove 1004 for the second clamping jaw 32 to penetrate into the sub-shell 11 part to swing left and right; a first end of the second jaw 32 is disposed through the side plate 104;
a first swash block 322; a first sloping block 322 is fixed at the first end of the second clamping jaw 32; the inclined plane of the first inclined block 322 is arranged obliquely upwards;
a second spring 33; the first end of the first clamping jaw 31 is connected with the first end of the second clamping jaw 32 through a second spring 33; the second spring 33 is arranged laterally;
a vertical rod 41; a through hole 101 is formed in the top plate, and the vertical rod 41 penetrates downwards from the top plate;
a first spring 44; the vertical rod 41 is connected with the bottom plate 102 through a first spring 44;
a second swash block 43; the second inclined block 43 is fixedly arranged on the vertical rod 41, and the inclined plane of the second inclined block 43 is obliquely arranged downwards; the vertical rod 41 is pressed downwards, the vertical rod 41 moves downwards to drive the second inclined block 43 to move downwards, the inclined surface of the second inclined block 43 is in contact with the inclined surface of the first inclined block 322, the second inclined block 43 pushes the first inclined block 322 to move transversely, and the second clamping jaw 32 is far away from the first clamping jaw 31.
In the present embodiment, the vertical rod 41 is pressed downward (the top of the vertical rod 41 is exposed out of the through hole 101 formed in the top plate when the pipette is clamped or not, and the length ensures that the clamping device can be opened to a sufficient width when the vertical rod 41 is pressed downward to clamp the pipette, and the vertical rod 41 is further pressed downward to allow the pipette to be taken out loosely) under the condition that the pipette is clamped again, the first spring 44 is compressed (the lower end of the vertical rod 41 keeps a sufficient distance from the bottom plate 102 to avoid the situation that the second clamping jaw 32 is not opened to a sufficient width, and the lower end of the vertical rod 41 abuts against the bottom plate 102), the vertical rod 41 moves downward to drive the second inclined block 43 to move downward, the inclined surface of the second inclined block 43 contacts with the inclined surface of the first inclined block 322 (where the second inclined block 43 is set to a sufficient length, and the length ensures that the second clamping jaw 32 is opened to a sufficient width, so that the pipette can be put in), because the transverse position of the vertical rod 41 does not change, the second sloping block 43 pushes the first sloping block 322 to move transversely (along the sliding groove 1004), the first sloping block 322 drives the second clamping jaw 32 to be away from the first clamping jaw 31, the second spring 33 is stretched, and the first clamping jaw 31 and the second clamping jaw 32 which are pulled apart have resilience force, so that the pipette can be clamped by the resilience force.
When the pipette is required to be taken down, the vertical rod 41 is further pressed downwards, so that the first clamping jaw 31 and the second clamping jaw 32 are further opened, and the pipette can be easily taken out. It is necessary to ensure that the contact between the first sloping block 322 and the second sloping block 43 is not released in all work action projects;
as shown in fig. 2; the pipette rack further comprises a cross rod 42, the cross rod 42 is transversely installed, the first end of the cross rod 42 is fixed on the side surface of the vertical rod 41, and the second end of the cross rod 42 is fixedly connected with the second inclined block 43.
As shown in fig. 4; the pipette rack further includes:
a connecting rod 321; the connecting rod 321 is disposed between the first end of the second jaw 32 and the first swash block 322; the connecting rod 321 is disposed through the sliding slot 1004;
a connecting plate 311; the first end of the first clamping jaw 31 is connected with the first end of the connecting plate 311, and the connecting plate 311 penetrates through the side plate 104 and is fixed on the side plate 104; the second spring 33 is disposed between the connection plate 311 and the connection rod 321.
The connecting rod 321 and the connecting plate 311 both play a connecting role.
As shown in fig. 8; the sliding connection part of the connecting rod 321 and the sliding groove 1004 is provided with an upper groove and a lower groove, and the side plate 104 is clamped in the upper groove and the lower groove.
The connecting rod 321 is provided with an upper groove and a lower groove, and the side plate 104 slides in the upper groove and the lower groove, so that the sliding posture of the second clamping jaw 32 is controlled, the situation that the second clamping jaw shakes up and down is avoided, and a limiting effect is achieved.
As shown in fig. 6 and 7; the number of the sliding grooves 1004 is three, and the three sliding grooves 1004 are all transversely arranged, correspondingly, the number of the connecting rods 321 is three, the first ends of the three connecting rods 321 are respectively connected with the upper, middle and lower parts of the first end of the second clamping jaw 32, the second ends of the three connecting rods 321 are respectively connected with the upper, middle and lower parts of one end of the first oblique block 322, and the three connecting rods 321 respectively slide in the three sliding grooves 1004.
The arrangement of the three slide slots 1004 matches the sliding of the three connecting rods 321, so that the sliding posture of the second clamping jaw 32 is more stable.
As shown in fig. 2; the liquid-transfering gun rack also comprises a limiting slide block 45 vertically arranged on the vertical rod 41; the limiting slide block 45 is formed into a T-shaped cylinder; correspondingly, a limiting sliding groove 103 is arranged on the inner side wall of the sub-shell 11, the cross section of the limiting sliding groove 103 is formed into a T shape, and the limiting sliding block 45 and the limiting sliding groove 103 slide in a relatively limiting matched mode.
The matching of the limiting sliding block 45 and the limiting sliding groove 103 is to ensure that the vertical rod 41 can only move vertically, so that the transverse movement of the vertical rod is avoided.
As shown in fig. 5; a plurality of bearings 323 are provided in the first swash block 322, the bearings 323 are rotatably installed in the first swash block 322, a portion of the bearings 323 protrudes from an inclined surface of the first swash block 322, and the bearings 323 are laterally provided.
The arrangement of the bearing 323 changes the relative sliding of the first inclined block 322 and the second inclined block 43 from sliding friction to rolling friction, so that the vertical rod 41 can be pressed without using excessive force, and the inclined surfaces of the first inclined block 322 and the second inclined block 43 can be designed to be longer.
As shown in fig. 3; the first jaw 31 and the second jaw 32 are both formed into an arc-shaped plate-shaped structure; the first jaw 31 and the second jaw 32 are combined to form an elliptic cylinder structure for clamping the pipette between the first jaw 31 and the second jaw 32.
Generally, the pipette is cylindrical, so that the shape of the first clamping jaw 31 and the second clamping jaw 32 is designed to be arc-shaped in order to match the pipette, and further, the shape of the pipette can also be designed to be semicircular;
as shown in fig. 3; a layer of arc-shaped plate-shaped rubber pad 301 is arranged on the inner sides of the first clamping jaw 31 and the second clamping jaw 32, and a plurality of bulges 302 are uniformly arranged on the inner sides of the rubber pad 301.
The rubber pad 301 is arranged to buffer the clamping force and avoid hard damage to the pipette; the protrusion 302 is provided to increase the friction force on the pipette and prevent the pipette from slipping.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Test tube pipetting gun rack for experiments, which is characterized by comprising:
a main housing; the overall housing is formed in a cylindrical shape; the cylindrical body comprises at least two sub-shells which are spliced together, and the sub-shells form a fan-shaped cylindrical body;
the number of the baffles is the same as that of the sub-shells; the baffle is clamped between any two adjacent sub-shells;
the clamping device is used for elastically clamping the pipette; each sub-shell is provided with a clamping device.
2. Test tube pipette rack according to claim 1, characterized in that the clamping device comprises:
a first jaw; each sub-shell comprises a top plate, a bottom plate and an arc-shaped side plate; the first end of the first clamping jaw penetrates through the side plate to be fixedly installed;
a second jaw; the side plate is provided with a sliding groove for the second clamping jaw to penetrate into the sub-shell part to swing left and right; the first end of the second clamping jaw penetrates into the side plate;
a first swash block; the first inclined block is fixed at the first end part of the second clamping jaw; the inclined plane of the first inclined block is arranged obliquely upwards;
a second spring; the first end of the first clamping jaw is connected with the first end of the second clamping jaw through a second spring; the second spring is transversely arranged;
a vertical rod; the top plate is provided with a through hole, and the vertical rod penetrates downwards from the top plate;
a first spring; the vertical rod is connected with the bottom plate through a first spring;
a second swash block; the second inclined block is fixedly arranged on the vertical rod, and the inclined plane of the second inclined block is obliquely arranged downwards; the vertical rod is pressed downwards, the vertical rod moves downwards to drive the second inclined block to move downwards, the inclined surface of the second inclined block is in contact with the inclined surface of the first inclined block, the second inclined block pushes the first inclined block to move transversely, and the second clamping jaw is far away from the first clamping jaw.
3. The test tube pipette rack of claim 1, wherein the pipette rack further comprises a cross bar mounted transversely, a first end of the cross bar is fixed to a side of the vertical bar, and a second end of the cross bar is fixedly connected to the second ramp.
4. The laboratory test tube pipette rack of claim 2, wherein the pipette rack further comprises:
a connecting rod; the connecting rod is arranged between the first end of the second clamping jaw and the first inclined block; the connecting rod passes through the chute;
a connecting plate; the first end of the first clamping jaw is connected with the first end of the connecting plate, and the connecting plate penetrates through the side plate and is fixed on the side plate; the second spring is arranged between the connecting plate and the connecting rod.
5. A test tube pipette rack for experiments according to claim 4, wherein the sliding connection of the connecting rod and the sliding groove is formed with an upper groove and a lower groove, and the side plate is fitted by being clipped into the upper groove and the lower groove.
6. A test tube pipette rack as in claim 5, wherein there are three slide slots, and three slide slots are transversely disposed, and correspondingly there are three connecting rods, the first ends of the three connecting rods are respectively connected to the upper, middle and lower parts of the first end of the second clamping jaw, the second ends of the three connecting rods are respectively connected to the upper, middle and lower parts of the first inclined block, and the three connecting rods respectively slide in the three slide slots.
7. The laboratory test tube pipette rack of claim 2, wherein the pipette rack further comprises a limit slide vertically disposed on a vertical rod; the limiting slide block is formed into a T-shaped cylinder; correspondingly, a limiting sliding groove is formed in the inner side wall of the sub-shell, the cross section of the limiting sliding groove is in a T shape, and the limiting sliding block and the limiting sliding groove slide in a relatively limiting matched mode.
8. An experimental test tube pipette rack as in claim 2, wherein a plurality of bearings are provided in the first ramp block, the bearings being rotatably mounted in the first ramp block, a portion of the bearings projecting out of the ramp surface of the first ramp block, the bearings being disposed laterally.
9. Test tube pipette rack according to any of claims 2 to 8, wherein the first and second jaws are each formed as an arc-shaped plate-like structure; the first clamping jaw and the second clamping jaw are combined to form an elliptic cylinder structure and used for clamping the pipette between the first clamping jaw and the second clamping jaw.
10. The test tube pipette rack for experiments according to claim 9, wherein a layer of arc-shaped plate-shaped rubber pad is arranged on the inner side of each of the first clamping jaw and the second clamping jaw, and a plurality of protrusions are uniformly arranged on the inner side of the rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922075014.0U CN211216767U (en) | 2019-11-26 | 2019-11-26 | Test tube liquid-transfering gun rack for experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922075014.0U CN211216767U (en) | 2019-11-26 | 2019-11-26 | Test tube liquid-transfering gun rack for experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211216767U true CN211216767U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922075014.0U Expired - Fee Related CN211216767U (en) | 2019-11-26 | 2019-11-26 | Test tube liquid-transfering gun rack for experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211216767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569680A (en) * | 2022-10-11 | 2023-01-06 | 成都迪安医学检验所有限公司 | Magnetic force controllable type ceiling type pipettor |
-
2019
- 2019-11-26 CN CN201922075014.0U patent/CN211216767U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115569680A (en) * | 2022-10-11 | 2023-01-06 | 成都迪安医学检验所有限公司 | Magnetic force controllable type ceiling type pipettor |
| CN115569680B (en) * | 2022-10-11 | 2023-08-29 | 成都迪安医学检验所有限公司 | Magnetic force controllable ceiling type pipettor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |