CN108201904A - A kind of analytical chemistry classroom instruction laboratory vehicle - Google Patents
A kind of analytical chemistry classroom instruction laboratory vehicle Download PDFInfo
- Publication number
- CN108201904A CN108201904A CN201810005760.XA CN201810005760A CN108201904A CN 108201904 A CN108201904 A CN 108201904A CN 201810005760 A CN201810005760 A CN 201810005760A CN 108201904 A CN108201904 A CN 108201904A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- spring
- analytical chemistry
- plate
- laboratory vehicle
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry
Abstract
The invention discloses a kind of analytical chemistry classroom instruction laboratory vehicles, including bottom plate, the bottom plate is set in hollow type rectangular parallelepiped structure, and its bottom end is equipped with opening, there are two symmetrically arranged electric expansion columns for the top centre position connection of bottom plate, the top of electric expansion column is connected with guide rod, second spring is socketed on guide rod, the fixed block that the top both sides of the bottom plate are provided symmetrically, electric expansion column is equipped between two fixed blocks, and two fixed block sides close to each other are connected with cross bar, the first spring is socketed on cross bar, one end of first spring is connect with fixed block, the one end of first spring far from fixed block is connected with movable block.The present invention effectively can carry out multidirectional buffer protection to the chemical apparatuses on analytical chemistry classroom instruction laboratory vehicle and laboratory vehicle; the chemical apparatuses on laboratory vehicle is avoided to be damaged; the laboratory vehicle can be adjusted using height simultaneously, structure novel, suitable for promoting.
Description
Technical field
The present invention relates to experimental teaching appliance technology more particularly to a kind of analytical chemistry classroom instruction laboratory vehicles.
Background technology
Analytical chemistry is the analysis method and reason of the chemical informations such as composition, content, structure and form about research substance
The a science of opinion is an important branch of chemistry.It is by what component group in identification substance containing those components and substance
Into measuring the relative amounts of various components, study the molecular structure or crystal of substance.The development that entry describes analytical chemistry is gone through
History, analysis method, application field, error concealment etc..
Teacher's Experiment of Analytical Chemistry class hour on to student it can use and arrive teaching test vehicle, can be put on laboratory vehicle various
The chemical experimental instrument of glassware, but common chemical experimental cart is when in use, may be due to teacher or student
Laboratory vehicle is accidentally collided or in hand push chemical experimental cart, due to the glass that causes on laboratory vehicle of jolting of laboratory vehicle
Broken instruments, therefore, in order to solve problems, we have proposed a kind of analytical chemistry classroom instruction laboratory vehicles.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and a kind of analytical chemistry classroom religion proposed
Learn laboratory vehicle.
To achieve these goals, present invention employs following technical solutions：
A kind of analytical chemistry classroom instruction laboratory vehicle, including bottom plate, the bottom plate is set in hollow type rectangular parallelepiped structure, and
Its bottom end is equipped with opening, and the top centre position of bottom plate is connected there are two symmetrically arranged electric expansion column, electric expansion column
Top is connected with guide rod, is socketed with second spring on guide rod, and what the top both sides of the bottom plate were provided symmetrically consolidates
Determine block, be equipped with electric expansion column between two fixed blocks, and two fixed block sides close to each other are connected with cross bar, on cross bar
The first spring is socketed with, one end of the first spring is connect with fixed block, and the one end of the first spring far from fixed block is connected with activity
Block, movable block are slidably connected with cross bar, and the top of the bottom plate is equipped with top plate, and the bottom end of top plate sets that there are two through-holes, described to lead
It is slidably connected to bar and through-hole, and the bottom end of top plate is connect with second spring, hingedly there are two symmetrically arranged for the bottom end of top plate
First hinge bar, the top of the first hinge bar one end and movable block far from top plate are hinged, and the both sides side wall of the top plate is equipped with
Two groups of symmetrically arranged sliding slots slidably connect sliding block, and the side side wall that sliding slot is located remotely from each other is connected with third bullet in sliding slot
One end of spring, the other end of third spring are connect with sliding block, and there are two the centre position rotation connections of top plate both sides side wall
Symmetrically arranged third hinge bar, the one end of third hinge bar far from top plate are hinged with baffle, and third hinge bar and sliding block it
Between be hinged with the second hinge bar.
Preferably, the bottom plate is internally provided with mobile device, and mobile device includes installing plate, installing plate is located at bottom plate
Inside, and connecting rod is connected between the top of installing plate and the top inner wall of bottom plate, the top of the bottom plate is threaded with
Screw, the bottom end of screw extend to the inside of bottom plate, and screw is slidably connected with installing plate.
Preferably, the universal wheel that the bottom end of the installing plate is provided symmetrically along its length.
Preferably, there are two symmetrically arranged Hand-push rings for the both sides side wall connection of the top plate.
Preferably, the movable block is equipped with the circular through hole to cooperate with cross bar.
Preferably, two cross bar one end close to each other are respectively connected with limited block.
Preferably, the sliding block is set with sliding slot in T-shape.
Preferably, two third hinge bars is rotate coaxially.
Beneficial effects of the present invention are：
1st, pass through the first hinge bar, fixed block, the first spring, movable block, cross bar, electric expansion column, second spring, guiding
The design of bar so that the laboratory vehicle can lead to laboratory vehicle by the extruding on vertical direction to avoid due to jolting when walking
Power makes it obtain the effect of buffer protection in the vertical direction, while the height of the laboratory vehicle can be changed.
2nd, pass through baffle, the second hinge bar, third hinge bar, sliding slot, sliding block, third spring, installing plate, connecting rod, spiral shell
The setting of nail, universal wheel so that the device obtains the buffer protection in horizontal direction, keep away when being collided on by horizontal direction
The laboratory apparatus exempted from top plate is damaged, while laboratory vehicle can be fixed, and teacher is facilitated to carry out experiment shows.
Therefore, the present invention can effectively to the chemical apparatuses on analytical chemistry classroom instruction laboratory vehicle and laboratory vehicle into
The multidirectional buffer protection of row, avoids the chemical apparatuses on laboratory vehicle from being damaged, at the same can to the laboratory vehicle using height into
Row is adjusted, structure novel, suitable for promoting.
Description of the drawings
Fig. 1 is a kind of structure diagram of analytical chemistry classroom instruction laboratory vehicle proposed by the present invention；
Fig. 2 is a kind of structure diagram of analytical chemistry classroom instruction laboratory vehicle proposed by the present invention.
In figure：1 top plate, 2 first hinge bars, 3 fixed blocks, 4 bottom plates, 5 first springs, 6 movable blocks, 7 cross bars, 8 electronic are stretched
Contracting column, 9 installing plates, 10 connecting rods, 11 screws, 12 universal wheels, 13 second springs, 14 guide rods, 15 baffles, 16 second are hinged
Bar, 17 third hinge bars, 18 sliding slots, 19 sliding blocks, 20 third springs.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-2, a kind of analytical chemistry classroom instruction laboratory vehicle, including bottom plate 4, bottom plate 4 is in hollow type cuboid knot
Structure is set, and its bottom end is equipped with opening, and there are two symmetrically arranged electric expansion column 8, electricity for the top centre position connection of bottom plate 4
The top of dynamic telescopic mast 8 is connected with guide rod 14, and second spring 13, the top two of the bottom plate 4 are socketed on guide rod 14
The fixed block 3 that side is provided symmetrically is equipped with electric expansion column 8 between two fixed blocks 3, and two fixed blocks 3 are close to each other
Side be connected with cross bar 7, the first spring 5 is socketed on cross bar 7, one end of the first spring 5 is connect with fixed block 3, the first bullet
The one end of spring 5 far from fixed block 3 is connected with movable block 6, and movable block 6 is slidably connected with cross bar 7, and the top of the bottom plate 4 is equipped with
Top plate 1, the bottom end of top plate 1 set that there are two through-holes, and the guide rod 14 is slidably connected with through-hole, and the bottom end of top plate 1 and second
Spring 13 connects, and hingedly there are two symmetrically arranged first hinge bars 2 for the bottom end of top plate 1, and the first hinge bar 2 is far from top plate 1
One end and the top of movable block 6 are hinged, and the both sides side wall of the top plate 1 is equipped with two groups of symmetrically arranged sliding slots 18, in sliding slot 18
Slidably connect sliding block 19, and the side side wall that is located remotely from each other of sliding slot 18 is connected with one end of third spring 20, third spring 20
The other end connect with sliding block 19, there are two symmetrically arranged thirds for the rotation connection of the centre position of the 1 both sides side wall of top plate
Hinge bar 17, the one end of third hinge bar 17 far from top plate 1 is hinged with baffle 15, and is cut with scissors between third hinge bar 17 and sliding block 19
The second hinge bar 16 is connected to, bottom plate 4 is internally provided with mobile device, and mobile device includes installing plate 9, and installing plate 9 is located at bottom plate 4
Inside, and connecting rod 10 is connected between the top of installing plate 9 and the top inner wall of bottom plate 4, the top screw thread of the bottom plate 4
Screw 11 is connected with, the bottom end of screw 11 extends to the inside of bottom plate 4, and screw 11 is slidably connected with installing plate 9, installing plate 9
The universal wheel 12 that is provided symmetrically along its length of bottom end, there are two symmetrically arranged for the both sides side wall connection of top plate 1
Hand-push ring, movable block 6 are equipped with the circular through hole to cooperate with cross bar 7, and two one end close to each other of cross bar 7 are respectively connected with
Limited block, sliding block 19 are set with sliding slot 18 in T-shape, and two third hinge bars 17 is rotate coaxially.
The present invention when needing to student's lecture experiment process, is turned in use, chemical apparatuses is placed on top plate 1
Screw 11 so that the device is fixed screw 11, when pushing laboratory vehicle, if encounter bumpy sections, top plate 1
13 and first hinge bar 2 of second spring can be squeezed, the first hinge bar 2 pushes movable block 6 so that movable block 6 is movable on cross bar 7
And squeezing the first spring 4 so that the laboratory vehicle obtains buffer protection, and laboratory apparatus is avoided to be damaged, when pushing laboratory vehicle, by
When some object is accidentally collided, then baffle 15 squeezes third hinge bar 17, and third hinge bar 17 squeezes the second hinge bar
16 so that the second hinge bar 16 squeezes sliding block 19, and sliding block 19 slides in sliding slot 18 and squeezes third spring 20 so that top plate
1 obtains the buffer protection of horizontal direction, and the laboratory apparatus on top plate 1 is avoided, which to shake, causes mutually collision broken, as a result, should
Chemical apparatuses on laboratory vehicle and laboratory vehicle obtains multidirectional buffer protection, and instrument is avoided to be damaged, and reduces loss.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of analytical chemistry classroom instruction laboratory vehicle, including bottom plate (4), which is characterized in that the bottom plate (4) is long in hollow type
Cube structure is set, and its bottom end is equipped with opening, and the top centre position connection of bottom plate (4) electronic is stretched there are two symmetrically arranged
Contracting column (8), the top of electric expansion column (8) are connected with guide rod (14), second spring (13) are socketed on guide rod (14),
The fixed block (3) that the top both sides of the bottom plate (4) are provided symmetrically is equipped with electric expansion column between two fixed blocks (3)
(8), and two fixed block (3) sides close to each other are connected with cross bar (7), and the first spring (5) is socketed on cross bar (7), the
One end of one spring (5) is connect with fixed block (3), and the one end of the first spring (5) far from fixed block (3) is connected with movable block (6),
Movable block (6) is slidably connected with cross bar (7), and the top of the bottom plate (4) is equipped with top plate (1), there are two the bottom end of top plate (1) is set
Through-hole, the guide rod (14) is slidably connected with through-hole, and the bottom end of top plate (1) is connect with second spring (13), top plate (1)
Bottom end is hinged there are two symmetrically arranged first hinge bar (2), the first hinge bar (2) one end and movable block far from top plate (1)
(6) top is hinged, and the both sides side wall of the top plate (1) is equipped with two groups of symmetrically arranged sliding slots (18), is slided in sliding slot (18)
It is connected with sliding block (19), and the side side wall that is located remotely from each other of sliding slot (18) is connected with one end of third spring (20), third spring
(20) the other end is connect with sliding block (19), and there are two symmetrically set for the centre position rotation connection of top plate (1) both sides side wall
The third hinge bar (17) put, the one end of third hinge bar (17) far from top plate (1) are hinged with baffle (15), and third hinge bar
(17) the second hinge bar (16) is hinged between sliding block (19).
2. a kind of analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that the bottom plate (4)
It is internally provided with mobile device, mobile device includes installing plate (9), and installing plate (9) is positioned at the inside of bottom plate (4), and installing plate (9)
Top and bottom plate (4) top inner wall between be connected with connecting rod (10), the top of the bottom plate (4) is threaded with screw
(11), the bottom end of screw (11) extends to the inside of bottom plate (4), and screw (11) is slidably connected with installing plate (9).
A kind of 3. analytical chemistry classroom instruction laboratory vehicle according to claim 2, which is characterized in that the installing plate (9)
The universal wheel (12) that is provided symmetrically along its length of bottom end.
4. a kind of analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that the top plate (1)
There are two symmetrically arranged Hand-push rings for both sides side wall connection.
A kind of 5. analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that the movable block (6)
It is equipped with the circular through hole to cooperate with cross bar (7).
A kind of 6. analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that two cross bar (7) phases
Mutually close one end is respectively connected with limited block.
7. a kind of analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that the sliding block (19) with
Sliding slot (18) is set in T-shape.
A kind of 8. analytical chemistry classroom instruction laboratory vehicle according to claim 1, which is characterized in that two third hinge bars
(17) to rotate coaxially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005760.XA CN108201904A (en) | 2018-01-03 | 2018-01-03 | A kind of analytical chemistry classroom instruction laboratory vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005760.XA CN108201904A (en) | 2018-01-03 | 2018-01-03 | A kind of analytical chemistry classroom instruction laboratory vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108201904A true CN108201904A (en) | 2018-06-26 |
Family
ID=62604972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810005760.XA Withdrawn CN108201904A (en) | 2018-01-03 | 2018-01-03 | A kind of analytical chemistry classroom instruction laboratory vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108201904A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990349A (en) * | 2018-09-29 | 2018-12-11 | 天津林立感应加热电炉制造有限公司 | A kind of small-power intermediate frequency power supply of experimental teaching |
| CN111482214A (en) * | 2020-04-01 | 2020-08-04 | 武林 | Special test tube clamping device of blood test |
-
2018
- 2018-01-03 CN CN201810005760.XA patent/CN108201904A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990349A (en) * | 2018-09-29 | 2018-12-11 | 天津林立感应加热电炉制造有限公司 | A kind of small-power intermediate frequency power supply of experimental teaching |
| CN111482214A (en) * | 2020-04-01 | 2020-08-04 | 武林 | Special test tube clamping device of blood test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180626 |
|
| WW01 | Invention patent application withdrawn after publication |