CN213611485U - Test-tube rack for chemistry experiments - Google Patents
Test-tube rack for chemistry experiments Download PDFInfo
- Publication number
- CN213611485U CN213611485U CN202021006588.9U CN202021006588U CN213611485U CN 213611485 U CN213611485 U CN 213611485U CN 202021006588 U CN202021006588 U CN 202021006588U CN 213611485 U CN213611485 U CN 213611485U
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- China
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- test tube
- bottom plate
- pull rod
- tube rack
- terminal surface
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Abstract
The utility model discloses a test-tube rack for chemistry experiments, which comprises a connecting rod and a bottom plate, wherein the upper end face of the bottom plate is connected with the connecting rod, the upper end face of the connecting rod is connected with a fixed rod, the right side of the connecting rod is connected with a support column at the position of the upper end face of the bottom plate, the utility model is provided with an inner ring, a connecting column, a base, an outer ring, a pull rod and a column body, the inner ring and the outer ring can be well connected by adopting the pull rod, meanwhile, the pull rod can well support an external test tube, so that the external test tube can be stably placed on the surface of the pull rod, water drops in the test tube can well flow down along the gap between the inner ring and the outer ring, thereby the water drops drop on the surface of the base, the water drops can be well air-dried by external air flow on the base, the drying, the drying speed of the test tube is accelerated, and the normal use of the test tube is ensured.
Description
Technical Field
The utility model belongs to the technical field of the experimental apparatus is relevant, concretely relates to test-tube rack for chemistry experiments.
Background
The test tube rack is one kind of chemical experiment instrument. The wooden shelf or bamboo shelf has 6 holes and 12 holes.
The prior art has the following problems: current test-tube rack supports the test tube because the test-tube rack surface is provided with the support column when using, makes the inside washing water outflow of test tube, and support column bottom unstructured results in the inside surface of tube water droplet that flows down still to stop on the bottom plate surface, causes the inside water droplet of test tube to air-dry through outside air current, influences the drying time of test tube.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test-tube rack for chemistry experiments to the test-tube rack surface that provides in solving above-mentioned background art is provided with the support column and supports the test tube, makes the inside washing water of test tube flow out, and support column bottom unstructured results in the surface water droplet that flows down in the test tube still to stop on the bottom plate surface, causes the inside water droplet of test tube can't air-dry through outside air current, influences the problem of the drying time of test tube.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a test-tube rack for chemistry experiments, includes connecting rod and bottom plate, the upper end terminal surface of bottom plate is connected with the connecting rod, the upper end terminal surface of connecting rod is connected with the dead lever, the right-hand upper end terminal surface position department at the bottom plate of connecting rod is connected with the support column, the support column includes inner circle, spliced pole, base, outer lane, pull rod and cylinder, the upper end terminal surface of base is connected with the spliced pole, the upper end terminal surface of spliced pole is connected with the outer lane, the internal surface connection of outer lane has the pull rod, the intermediate junction of pull rod has the inner circle, the upper end.
Preferably, the connecting rod includes bracing piece, bottom plate and an upper fixed plate, the lower extreme terminal surface of upper fixed plate is connected with the bracing piece, the lower extreme terminal surface of bracing piece is connected with the bottom plate.
Preferably, the lower extreme terminal surface of bottom plate is provided with the antiskid cushion, outside test tube has been placed on the surface of support column.
Preferably, the diameter of the outer surface of the outer ring is larger than that of the outer surface of the outer test tube, and friction layers are arranged on the upper end faces of the pull rod and the outer ring.
Preferably, the upper end face of the upper fixing plate is connected to the surface of the fixing rod, and the lower end face of the lower fixing plate is connected to the surface of the bottom plate.
Preferably, the upper end face of the bottom plate is provided with a fixing recess, the surface of the fixing rod is provided with a fixing hole, and the diameter of the inner surface of the fixing hole is larger than that of the outer surface of the external test tube.
Preferably, the diameter of the outer surface of the column body is smaller than the diameter of the inner surface of the outer test tube, and the lower end face of the base is connected to the surface of the bottom plate.
Compared with the prior art, the utility model provides a test-tube rack for chemistry experiments possesses following beneficial effect:
1. the utility model discloses have the inner circle, the spliced pole, a pedestal, the outer lane, the support column that pull rod and cylinder are constituteed, adopt connection inner circle and outer lane that the pull rod can be fine, the outside test tube of support that the pull rod can be fine simultaneously makes the stable surface of placing at the pull rod of outside test tube, and the inside drop of water of test tube can be fine flows down along the gap in the middle of inner circle and the outer lane to drip on the surface of base, the drop of water stops can be fine on the base and is air-dried by outside air current, accelerate the drying rate of test tube.
2. The utility model discloses a solution test-tube rack surface that the support column can be fine is provided with the support column and supports the test tube, make the inside washing water of test tube flow out, and the support column bottom unstructured water droplet that leads to the in-tube surface to flow down still stops on the bottom plate surface, cause the inside water droplet of test tube to air-dry through outside air current, influence the problem of the drying time of test tube, fine messenger's inside water droplet of test tube drips, avoid the inside water droplet of test tube and test tube surface contact, the drying rate of test tube has been accelerated, the normal use of test tube has been guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a test tube rack for chemical experiments according to the present invention;
fig. 2 is a schematic structural diagram of a support column of a test tube rack for chemical experiments according to the present invention;
fig. 3 is a schematic structural diagram of a connecting rod of a test tube rack for chemical experiments according to the present invention;
in the figure: 1. fixing the rod; 2. a connecting rod; 3. a base plate; 4. a support pillar; 21. a support bar; 22. a lower fixing plate; 23. an upper fixing plate; 41. an inner ring; 42. connecting columns; 43. a base; 44. an outer ring; 45. a pull rod; 46. a column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides a test-tube rack for chemistry experiments, including connecting rod 2 and bottom plate 3, the upper end terminal surface of bottom plate 3 is connected with connecting rod 2, the upper end terminal surface of connecting rod 2 is connected with dead lever 1, the right-hand upper end terminal surface department at bottom plate 3 of connecting rod 2 is connected with support column 4, support column 4 includes inner circle 41, spliced pole 42, base 43, outer lane 44, pull rod 45 and cylinder 46, the upper end terminal surface of base 43 is connected with spliced pole 42, the upper end terminal surface of spliced pole 42 is connected with outer lane 44, the internal surface connection of outer lane 44 has pull rod 45, the intermediate connection of pull rod 45 has inner circle 41, the upper end terminal surface of.
The utility model provides a test-tube rack for chemistry experiments, connecting rod 2 includes bracing piece 21, bottom plate 22 and an upper fixed plate 23, and the lower extreme end connection of an upper fixed plate 23 has bracing piece 21, and the lower extreme end connection of bracing piece 21 has bottom plate 22, and connecting rod 2 can be fine support dead lever 1, makes dead lever 1 can fix outside test tube.
A test tube rack for chemical experiments, the lower end face of a bottom plate 3 is provided with an anti-skid rubber pad, an external test tube is placed on the surface of a support column 4, the anti-skid rubber pad can increase friction with a desktop and avoid the test tube rack from tipping, the outer surface diameter of an outer ring 44 is larger than that of the outer surface of the external test tube, a friction layer is arranged on the upper end faces of a pull rod 45 and the outer ring 44 and can increase friction with a test tube opening, so that the test tube is more stably placed, the upper end face of an upper fixing plate 23 is connected on the surface of a fixing rod 1, the lower end face of a lower fixing plate 22 is connected on the surface of the bottom plate 3, the fixing rod 1 can be well supported, so that the fixing rod 1 can limit the position of the external test tube, the upper end face of the bottom plate 3 is provided with a fixing recess, the, guarantee placing of test tube stably, the outside surface diameter ratio of cylinder 46 is little than outside test tube internal surface diameter, and the lower extreme end connection of base 43 is on the surface of bottom plate 3, and the grafting that the diameter can be fine is inside the test tube, makes the inside ability of test tube air-dried completely.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, at first aim at the fixed orifices on 1 surface of dead lever with outside test tube when needs use, move outside test tube downstream afterwards, then the test tube gets into the fixed orifices on 1 surface of dead lever, continue to remove outside test tube, then the test tube passes through dead lever 1 to be fixed inside the fixed recess on bottom plate 3 surface, the test tube uses and washes with outside clear water after accomplishing, the test tube after will wasing reverses to make the test tube mouth aim at cylinder 46, move down the test tube then the test tube insert the surface at cylinder 46, then test tube mouth and pull rod 45 contact, the inside water droplet of test tube flows down along the test tube is inside, through the gap in the middle of inner circle 41 and outer lane 44, the water droplet drips on base 43, the water droplet on base 43 surface flows to bottom plate 3 along base 43, then the test tube is slowly dried by external environment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a test-tube rack for chemistry experiments, includes connecting rod (2) and bottom plate (3), its characterized in that: the utility model discloses a fixing device for the motor vehicle, including bottom plate (3), support column (4), inner circle (41), spliced pole (42), base (43), outer lane (44), pull rod (45) and cylinder (46), the upper end terminal surface department of the right-hand upper end terminal surface of bottom plate (3) of connecting rod (2) is connected with support column (4), support column (4) are including inner circle (41), spliced pole (42), base (43), outer lane (44), pull rod (45) and cylinder (46), the upper end terminal surface of base (43) is connected with spliced pole (42), the upper end terminal surface of spliced pole (42) is connected with outer lane (44), the internal surface of outer lane (44) is connected with pull rod (45), the intermediate junction of pull rod (45) has inner circle (41.
2. The test tube rack for chemical experiments according to claim 1, characterized in that: connecting rod (2) include bracing piece (21), bottom plate (22) and an upper fixed plate (23), the lower extreme terminal surface of upper fixed plate (23) is connected with bracing piece (21), the lower extreme terminal surface of bracing piece (21) is connected with bottom plate (22).
3. The test tube rack for chemical experiments according to claim 1, characterized in that: the lower extreme terminal surface of bottom plate (3) is provided with the antiskid cushion, outside test tube has been placed on the surface of support column (4).
4. The test tube rack for chemical experiments according to claim 1, characterized in that: the outer surface diameter of outer lane (44) is greater than outside test tube surface diameter, the upper end terminal surface of pull rod (45) and outer lane (44) is provided with the frictional layer.
5. The test tube rack for chemical experiments according to claim 2, characterized in that: the upper end face of the upper fixing plate (23) is connected to the surface of the fixing rod (1), and the lower end face of the lower fixing plate (22) is connected to the surface of the bottom plate (3).
6. The test tube rack for chemical experiments according to claim 1, characterized in that: the upper end face of the bottom plate (3) is provided with a fixing recess, and the surface of the fixing rod (1) is provided with a fixing hole, and the diameter of the inner surface of the fixing hole is larger than the diameter of the outer surface of an external test tube.
7. The test tube rack for chemical experiments according to claim 1, characterized in that: the outer surface diameter of the column body (46) is smaller than the inner surface diameter of an external test tube, and the lower end face of the base (43) is connected to the surface of the bottom plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021006588.9U CN213611485U (en) | 2020-06-04 | 2020-06-04 | Test-tube rack for chemistry experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021006588.9U CN213611485U (en) | 2020-06-04 | 2020-06-04 | Test-tube rack for chemistry experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213611485U true CN213611485U (en) | 2021-07-06 |
Family
ID=76619952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021006588.9U Active CN213611485U (en) | 2020-06-04 | 2020-06-04 | Test-tube rack for chemistry experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213611485U (en) |
-
2020
- 2020-06-04 CN CN202021006588.9U patent/CN213611485U/en active Active
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