CN208661202U - A kind of middle school student's use for laboratory shatter-resistant rack for test tube - Google Patents
A kind of middle school student's use for laboratory shatter-resistant rack for test tube Download PDFInfo
- Publication number
- CN208661202U CN208661202U CN201820818864.8U CN201820818864U CN208661202U CN 208661202 U CN208661202 U CN 208661202U CN 201820818864 U CN201820818864 U CN 201820818864U CN 208661202 U CN208661202 U CN 208661202U
- Authority
- CN
- China
- Prior art keywords
- test tube
- plate
- mounting
- middle school
- school student
- 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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Abstract
The utility model discloses a kind of middle school student's use for laboratory shatter-resistant rack for test tubes, including two mounting plates, lifter plate is slidably connected in each mounting plate, the lifter plate is equipped with telescopic device, the mounting plate is equipped with stabilising arrangement away from one end of lifter plate, and the first placement plate is connected between two lifter plates, is equidistantly equipped with multiple round holes in first placement plate, first placement plate is additionally provided with the limiting slot with round hole equivalent, and the limiting slot is located at the side of round hole.The utility model passes through the isostructural interaction of the first placement plate, motion bar, limit sleeve, rubber pad, the second mounting plate, test tube body, mounting groove, second spring, arc panel, only test tube need to be put into round hole and mounting groove and can be fixed, step is simply easy to use.
Description
Technical field
The utility model relates to experimental teaching technical field more particularly to a kind of middle school student's use for laboratory shatter-resistant rack for test tubes.
Background technique
Rack for test tube be for place (the phenomenon that sometimes test tube can also being placed on rack for test tube, observe some experiment),
Dry the most basic laboratory apparatus of the chemical laboratory of test tube.Duckpin and aperture in rack for test tube with respective number.
It is foraminate test tube to be placed vertically for use or to continue the progress of observing response.There is clean test tube being put upside down for column, so as to
It dries, but traditional rack for test tube limits test tube only with circular hole, fixed not secured enough situation is caused, using not
It is convenient.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, such as: traditional rack for test tube is only
Test tube is limited using circular hole, causes fixed not secured enough situation, it is inconvenient to use.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of middle school student's use for laboratory shatter-resistant rack for test tube, including two mounting plates are slidably connected in each mounting plate
There is a lifter plate, the lifter plate is equipped with telescopic device, and the mounting plate is equipped with stabilising arrangement away from one end of lifter plate, and two
It is connected with the first placement plate between lifter plate, multiple round holes are equidistantly equipped in first placement plate, described first places
Plate is additionally provided with the limiting slot with round hole equivalent, and the limiting slot is located at the side of round hole, is fixedly connected in the limiting slot
There is motion bar, the motion bar is rotatably connected to limit sleeve away from one end of the first placement plate, blocks between two mounting plates
It is connected to the second mounting plate, multiple mounting grooves are equidistantly equipped on second mounting plate, test tube sheet is installed on the mounting groove
Body, one end of the test tube body pass through round hole in the first placement plate, are equipped with second spring on the side wall of the mounting groove,
The second spring deviates from the side wall of mounting groove and is fixedly connected with arc panel, and the arc panel is against the side of test tube body,
The limit sleeve is against the other side of test tube body.
Preferably, the telescopic device includes straight pin, and the straight pin is mounted on the side of lifter plate, the straight pin
Kelly there are two being symmetrically rotatablely connected is gone up, the first spring is connected between two kellies, is equidistantly set on the mounting plate
There are multiple card slots, the kelly is stuck in card slot away from one end of straight pin.
Preferably, the stabilising arrangement includes pedestal, and the side of the pedestal is connected to one end of mounting plate, the pedestal
It is equipped with cavity, clump weight is installed in the cavity.
Preferably, rubber pad is equipped in the mounting groove, the rubber pad is tightly attached to the side of test tube body.
Preferably, the pedestal is equipped with rectangular channel, and one end of the mounting plate is stuck in rectangular channel.
Compared with prior art, the utility model has the beneficial effects that passing through the first placement plate, motion bar, limit sleeve, rubber
The isostructural interaction of rubber mat, the second mounting plate, test tube body, mounting groove, second spring, arc panel, only need to be by test tube
Putting into round hole and mounting groove can fix, and step is simply easy to use.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of middle school student's use for laboratory shatter-resistant rack for test tube positive structure schematic；Fig. 2
For the utility model proposes a kind of middle school student's use for laboratory shatter-resistant rack for test tube side structure schematic view；Fig. 3 is that this is practical new
A kind of broken section structural schematic diagram for middle school student's use for laboratory shatter-resistant rack for test tube that type proposes.
In figure: 1 mounting plate, 2 clump weights, 3 pedestals, 4 card slots, 5 first springs, 6 kellies, 7 lifter plates, 8 straight pins, 9
One placement plate, 10 motion bars, 11 limit sleeves, 12 rubber pads, 13 second mounting plates, 14 test tube bodies, 15 mounting grooves, 16 second bullets
Spring, 17 arc panels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of middle school student's use for laboratory shatter-resistant rack for test tube, including two mounting plates 1, in each mounting plate 1
Lifter plate 7 is slidably connected, lifter plate 7 is equipped with telescopic device, and telescopic device includes straight pin 8, and straight pin 8 is mounted on lifting
The side of plate 7, symmetrically rotation connection is connected with the first spring 5 between two kellies 6, installs there are two kelly 6 on straight pin 8
Multiple card slots 4 are equidistantly equipped on plate 1, kelly 6 is stuck in card slot 4 away from one end of straight pin 8, according to the height of different test tubes
The height of adjustable first placement plate 9, by pulling kelly 6 to both sides so that the stretching of the first spring 5, then makes card
Bar 6 is detached from card slot 4, adjusts lifter plate 7 to suitable height, then kelly 6 is stuck in card slot 4, mounting plate 1 is carried on the back
One end from lifter plate 7 is equipped with stabilising arrangement, and stabilising arrangement includes pedestal 3, and pedestal 3 is equipped with rectangular channel, one end of mounting plate 1
It is stuck in rectangular channel, the disassembly and installation of plate 1 is easily installed by the clamping of rectangular channel, the side of pedestal 3 is connected to mounting plate 1
One end, pedestal 3 is equipped with cavity, is equipped with clump weight 2 in cavity, pedestal 3 and workbench contact area is big, increases it
Stability, while being lowered the center of gravity using clump weight 2, increase its stability, prevent equipment from dropping, is clamped between two lifter plates 7
There is the first placement plate 9, is equidistantly equipped with multiple round holes in the first placement plate 9, the first placement plate 9 is additionally provided with and round hole equivalent
Limiting slot, limiting slot is inclined to set, and limiting slot is located at the side of round hole, be fixedly connected with motion bar 10 in limiting slot,
Motion bar 10 is rotatably connected to limit sleeve 11 away from one end of the first placement plate 9, is connected with the second installation between two mounting plates 1
Plate 13 is equidistantly equipped with multiple mounting grooves 15 on second mounting plate 13, rubber pad 12 is equipped in mounting groove 15, and rubber pad 12 is close to
It, can be when test tube body 14 be put into mounting groove 15 convenient for protection by the buffering of rubber pad in the side of test tube body 14
Test tube body 14, test tube body 14 is equipped on mounting groove 15, and one end of test tube body 14 passes through round in the first placement plate 9
Hole, is equipped with second spring 16 on the side wall of mounting groove 15, second spring 16 away from mounting groove 15 side wall and be fixedly connected with
Arc panel 17, arc panel 17 are against the side of test tube body 14, and limit sleeve 11 is against the other side of test tube body 14.
It, can be according to different test tube bodies 14 using telescopic device when user uses the device in the utility model
Then test tube body 14 is put into from round hole to adjust the proper height of rack for test tube and passes through mounting groove 15 and be against pedestal by height
On 3, then arc panel 17 is made to be against the side of test tube body 14 under the action of second spring 16, to realize solid for the first time
It is fixed, while limiting slot is obliquely installed, so that the inclination installation of motion bar 10, can make limit sleeve 11 be against test tube body 14 in this way
Side, realize that second fixed.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of middle school student's use for laboratory shatter-resistant rack for test tube, including two mounting plates (1), which is characterized in that each installation
It is slidably connected lifter plate (7) in plate (1), the lifter plate (7) is equipped with telescopic device, and the mounting plate (1) is away from lifting
One end of plate (7) is equipped with stabilising arrangement, is connected with the first placement plate (9) between two lifter plates (7), first placement plate
(9) multiple round holes are equidistantly equipped on, first placement plate (9) is additionally provided with the limiting slot with round hole equivalent, the limit
For position slot position in being fixedly connected in the side of round hole, the limiting slot motion bar (10), the motion bar (10) deviates from first
One end of placement plate (9) is rotatably connected to limit sleeve (11), is connected with the second mounting plate between two mounting plates (1)
(13), multiple mounting grooves (15) equidistantly are equipped on second mounting plate (13), test tube is installed on the mounting groove (15)
One end of ontology (14), the test tube body (14) passes through round hole on the first placement plate (9), the side wall of the mounting groove (15)
On be equipped with second spring (16), the second spring (16) away from mounting groove (15) side wall and be fixedly connected with arc panel
(17), the arc panel (17) is against the side of test tube body (14), and the limit sleeve (11) is against the another of test tube body (14)
Side.
2. a kind of middle school student's use for laboratory shatter-resistant rack for test tube according to claim 1, which is characterized in that the telescopic device
Including straight pin (8), the straight pin (8) is mounted on the side of lifter plate (7), is symmetrically rotatablely connected on the straight pin (8)
There are two kelly (6), it is connected with the first spring (5) between two kellies (6), is equidistantly equipped on the mounting plate (1)
Multiple card slots (4), the kelly (6) are stuck in card slot (4) away from the one end of straight pin (8).
3. a kind of middle school student's use for laboratory shatter-resistant rack for test tube according to claim 1, which is characterized in that the stabilising arrangement
Including pedestal (3), the side of the pedestal (3) is connected to one end of mounting plate (1), and the pedestal (3) is equipped with cavity, described
Clump weight (2) are installed in cavity.
4. a kind of middle school student's use for laboratory shatter-resistant rack for test tube according to claim 1, which is characterized in that the mounting groove
(15) rubber pad (12) are equipped in, the rubber pad (12) is tightly attached to the side of test tube body (14).
5. a kind of middle school student's use for laboratory shatter-resistant rack for test tube according to claim 3, which is characterized in that the pedestal (3)
It is equipped with rectangular channel, one end of the mounting plate (1) is stuck in rectangular channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818864.8U CN208661202U (en) | 2018-05-30 | 2018-05-30 | A kind of middle school student's use for laboratory shatter-resistant rack for test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818864.8U CN208661202U (en) | 2018-05-30 | 2018-05-30 | A kind of middle school student's use for laboratory shatter-resistant rack for test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208661202U true CN208661202U (en) | 2019-03-29 |
Family
ID=65824955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820818864.8U Expired - Fee Related CN208661202U (en) | 2018-05-30 | 2018-05-30 | A kind of middle school student's use for laboratory shatter-resistant rack for test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208661202U (en) |
-
2018
- 2018-05-30 CN CN201820818864.8U patent/CN208661202U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20200530 |