CN207667677U - A kind of New test tube - Google Patents
A kind of New test tube Download PDFInfo
- Publication number
- CN207667677U CN207667677U CN201721703483.7U CN201721703483U CN207667677U CN 207667677 U CN207667677 U CN 207667677U CN 201721703483 U CN201721703483 U CN 201721703483U CN 207667677 U CN207667677 U CN 207667677U
- Authority
- CN
- China
- Prior art keywords
- test tube
- interior
- plug
- hole
- convex block
- 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 - Fee Related
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- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model is related to a kind of New test tubes, including outer test tube and interior test tube, the interior test tube is arranged in outer test tube, the outer test tube upper end is equipped with the first test tube plug, and through-hole is equipped on the inside of first test tube plug, and the interior test tube is arranged in through-hole, the interior test tube upper end is equipped with the second test tube plug, external screw thread is equipped on the outside of first test tube plug, the outer test tube madial wall is equipped with internal thread corresponding with external screw thread, and the inner side wall of through hole is equipped with fixed block；First test tube plug lower end is equipped with fixing groove corresponding with outer test tube；The outer test tube lateral wall is equipped with convex block, and the convex block is arc bump, and the convex block is arranged in outer test tube upper end；The outer test tube is equipped with gas vent, and the gas vent is arranged in underbump；It is equipped with interior test tube and outer test tube in the utility model, interior test tube is arranged in outer test tube, the movement of interior test tube can be facilitated.
Description
Technical field
The utility model is related to a kind of New test tubes, belong to test tube field.
Background technology
Chemistry, the technical foundation research of biology and experimental teaching often need to use test tube, when needing to chemicals
When matter carries out heating reaction, needs test tube being directly placed above alcolhol burner, and heat invisible spectro substance, heat
Test tube afterwards is moved using test tube clamp, but since the test tube temperature after heating is excessively high, to test tube
When being moved, operating personnel can accidentally run on the outside of test tube, can scald staff, give the safety problem band of experimenter
Carry out certain hidden danger, therefore, how effectively to avoid the problem that being scalded to be studied as numerous producers by test tube.
Utility model content
The utility model is directed to the deficiencies in the prior art, a kind of New test tube is provided, to solve the prior art
The problem of.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of New test tube, including outer test tube and interior test tube, the interior test tube are arranged in outer test tube, the outer test tube
Upper end is equipped with the first test tube plug, and through-hole is equipped on the inside of first test tube plug, and the interior test tube is arranged in through-hole, the interior examination
Pipe upper end is equipped with the second test tube plug, is equipped with external screw thread on the outside of first test tube plug, the outer test tube madial wall be equipped with it is outer
The corresponding internal thread of screw thread, the inner side wall of through hole are equipped with fixed block；First test tube plug lower end is equipped with and outer test tube
Corresponding fixing groove；The outer test tube lateral wall is equipped with convex block, and the convex block is arc bump, and the convex block setting is outside
Test tube upper end；The outer test tube is equipped with gas vent, and the gas vent is arranged in underbump.
As a kind of improvement of the utility model, the longitudinal section of the through-hole is trapezoidal.
As a kind of improvement of the utility model, the quantity of the convex block is at least two.
As a kind of improvement of the utility model, the fixed block is rectangle fixed block.
As a kind of improvement of the utility model, the quantity of the fixed block is at least two.
As a kind of improvement of the utility model, the quantity of the gas vent is at least two.
As a result of the above technology, the utility model compared with the prior art, has the advantage that as follows：
The utility model is a kind of a kind of simple in structure, safe and reliable, easy to use, low-cost New test tube, this
It is equipped with interior test tube and outer test tube in utility model, interior test tube is arranged in outer test tube, the movement of interior test tube can be facilitated.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of New test tube；
Fig. 2 is the structural schematic diagram of the first test tube plug；
In figure：1, outer test tube, 2, interior test tube, the 3, first test tube plug, 4, through-hole, the 5, second test tube plug, 6, external screw thread, 7, solid
Determine block, 8, fixing groove, 9, convex block, 10, gas vent.
Specific implementation mode
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate.
In conjunction with attached drawing as it can be seen that a kind of New test tube, including outer test tube 1 and interior test tube 2, the interior test tube 2 are arranged outside
In test tube 1,1 upper end of outer test tube is equipped with the first test tube plug 3, and first test tube plug, 3 inside is equipped with through-hole 4, the interior examination
Pipe 2 is arranged in through-hole 4, and 2 upper end of interior test tube is equipped with the second test tube plug 5, and first test tube plug, 3 outside is equipped with external screw thread
6,1 madial wall of outer test tube is equipped with internal thread corresponding with external screw thread 6, and 4 madial wall of the through-hole is equipped with fixed block
7；First test tube plug, 3 lower end is equipped with fixing groove corresponding with outer test tube 18；1 lateral wall of outer test tube is equipped with convex block
9, the convex block 9 is arc bump 9, and the convex block 9 is arranged in 1 upper end of outer test tube；The outer test tube 1 is equipped with gas vent 10,
The gas vent 10 is arranged below convex block 9.
The longitudinal section of the through-hole 4 is trapezoidal, interior test tube 2 can be effectively prevent to fall off to being fixed on the outside of test tube.
The quantity of the convex block 9 is at least two, increases effectively the resistance on 1 lateral wall of outer test tube, conveniently takes.
The fixed block 7 is rectangle fixed block 7, and interior test tube 2 can be effectively prevent to be slided, can be internally outside test tube 2
Side is fixed.
The quantity of the fixed block 7 is at least two.
The quantity of the gas vent 10 is at least two, can be externally exhausted 1 inside of test tube, and externally 1 inside of test tube
It radiates.
The utility model, specific use process is as follows：Interior test tube 2 is arranged in the through-hole 4 of 3 inside of the first test tube plug,
And 2 outside of interior test tube is fixed, it would be desirable to which the chemical substance of reaction is poured into interior test tube 2, and internal by alcolhol burner
Test tube 2 is heated, and after the reaction was complete, the first test tube plug 3 is put into outer test tube 1, and outer test tube 1 is put into the first examination
In the fixing groove 8 of 3 lower end of pipe close, by rotating the first test tube plug 3, and the first test tube plug 3 is rotated to outer test tube 1,
When being moved to test tube plug, convex block 9 can be held, and test tube is moved to defined position.
When needing to take out interior test tube 2, the first test tube plug 3 is rotated in 1 inside of outer test tube, and interior test tube 2 is revolved
It produces outside device.
Above-described embodiment is only the optimal technical scheme of the utility model, and is not construed as the limit for the utility model
System, the technical solution that the scope of protection of the utility model should be recorded with claim include the technical solution of claim record
The equivalents of middle technical characteristic are protection domain, i.e., equivalent replacement within this range is improved, also in the utility model
Protection domain within.
Claims (6)
1. a kind of New test tube, it is characterised in that：Including outer test tube and interior test tube, the interior test tube is arranged in outer test tube,
The outer test tube upper end is equipped with the first test tube plug, and through-hole is equipped on the inside of first test tube plug, and the interior test tube is arranged in through-hole
Interior, the interior test tube upper end is equipped with the second test tube plug, and external screw thread, the outer test tube madial wall are equipped on the outside of first test tube plug
It is equipped with internal thread corresponding with external screw thread, the inner side wall of through hole is equipped with fixed block；First test tube plug lower end is set
There is fixing groove corresponding with outer test tube；The outer test tube lateral wall is equipped with convex block, and the convex block is arc bump, described convex
Block is arranged in outer test tube upper end；The outer test tube is equipped with gas vent, and the gas vent is arranged in underbump.
2. a kind of New test tube according to claim 1, it is characterised in that：The longitudinal section of the through-hole is trapezoidal.
3. a kind of New test tube according to claim 1, it is characterised in that：The quantity of the convex block is at least two.
4. a kind of New test tube according to claim 1, it is characterised in that：The fixed block is rectangle fixed block.
5. a kind of New test tube according to claim 4, it is characterised in that：The quantity of the fixed block is at least two.
6. a kind of New test tube according to claim 1, it is characterised in that：The quantity of the gas vent is at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703483.7U CN207667677U (en) | 2017-12-10 | 2017-12-10 | A kind of New test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703483.7U CN207667677U (en) | 2017-12-10 | 2017-12-10 | A kind of New test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207667677U true CN207667677U (en) | 2018-07-31 |
Family
ID=62968074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721703483.7U Expired - Fee Related CN207667677U (en) | 2017-12-10 | 2017-12-10 | A kind of New test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207667677U (en) |
-
2017
- 2017-12-10 CN CN201721703483.7U patent/CN207667677U/en not_active Expired - Fee Related
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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: 20180731 Termination date: 20201210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |