CN109174240A - A kind of bench for chemistry experiment - Google Patents
A kind of bench for chemistry experiment Download PDFInfo
- Publication number
- CN109174240A CN109174240A CN201811213093.0A CN201811213093A CN109174240A CN 109174240 A CN109174240 A CN 109174240A CN 201811213093 A CN201811213093 A CN 201811213093A CN 109174240 A CN109174240 A CN 109174240A
- Authority
- CN
- China
- Prior art keywords
- shaped
- plate
- bench
- fixedly connected
- testing stand
- 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
- B01L9/02—Laboratory benches or tables; Fittings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
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- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The present invention relates to experimental bench technical fields, especially a kind of bench for chemistry experiment, U-shaped partition two sides inner wall is equipped with long clamp bar slot, protective plate is equipped between two long clamp bar slots, strip snap-gauge is fixedly connected at the top of ipsilateral four telescopic rods, each telescopic rod surface is set with spring, clamping device is equipped in the tapped blind hole, the clamping device includes column casing, adjusting rod is fitted with inside column casing, column casing side top is equipped with the first banking pin, rotating block is installed in the opening, the rotating block and opening are connected with bolt connection piece jointly, annulus is fixedly connected at the top of the rotating block, the annulus side, which is run through, stop screw, round leather packing is fixed at the top of the stop screw, testing stand deck plate side is equipped with cleaning device.The present invention has multifunctionality, the height and gradient of test tube is also adjustable while being capable of clamping test tube, moreover it is possible to protect to testing stand deck plate, and protective plate cleaning easy to disassemble.
Description
Technical field
The present invention relates to testing stand technical field more particularly to a kind of bench for chemistry experiment.
Background technique
Chemistry is property, composition, structure, variation, purposes, preparation method and the substance changing rule of a research substance
Natural science.Chemistry and industry, agricultural, daily life, medicine, material etc., which have, very closely to be contacted.Such as: coal, petroleum and
The substances such as carbon dioxide are produced after combustion of natural gas.The object of chemical research is related to correlation or substance between substance
Association between energy.Traditional chemistry is chemically reacted, or be about two kinds of substance contacts, variations
A kind of substance becomes the process of another substance.These variations may require that electromagnetic wave is responsible for excitation in the middle using electromagnetic wave sometimes
Chemical action.But with when chemistry be all not necessarily intended to about the reaction between substance.Pass between spectrum selective materials substance and light
System, and these relationships are not related to chemically react.Present middle school student and high school student require learning chemistry, in learning chemistry
It needs to carry out chemical experiment, just needs to carry out on specific chemical test platform when carrying out chemical experiment, but present change
Learning testing stand only is merely to provide a platform tested, and other miscellaneous functions, do not have a single function and use not side
Just, in addition in experiment, usually there is chemical reagent to drip desktop, cause desktop to damage, and desktop cleaning up is also very troublesome.
For this purpose, we have proposed a kind of bench for chemistry experiment.
Summary of the invention
The purpose of the present invention is to solve bench for chemistry experiment exists in the prior art to have a single function and unshielded mechanism
Disadvantage, and a kind of bench for chemistry experiment proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of bench for chemistry experiment, including testing stand deck plate are designed, the testing stand deck plate bottom surface both side is fixedly connected to
Support plate, testing stand table top plate surface side are fixedly connected with U-shaped partition, and U-shaped partition two sides inner wall is equipped with strip card
Slot, is equipped with the protective plate for being placed on testing stand table top plate surface between two long clamp bar slots, inside the protective plate two sides
Four telescopic rods are fixedly connected to, is fixedly connected to and is installed on inside long clamp bar slot at the top of ipsilateral four telescopic rods
Strip snap-gauge, each telescopic rod surface are set with spring, are equipped with tapped blind hole in the middle part of the protective plate, the screw thread is blind
Clamping device is equipped in hole, the clamping device includes column casing, and the column casing side bottom is equipped with tapped blind hole screw thread one
The flank risen is fitted with adjusting rod inside column casing, and column casing side top is equipped with the first banking pin being threadedly coupled with it, described
It is equipped with opening at the top of adjusting rod, rotating block is installed in the opening, the rotating block and opening are connected with jointly and are bolted
Part, the rotating block top are fixedly connected with annulus, and the annulus side, which is run through, the stop screw being threadedly coupled with it, described
Round leather packing is fixed at the top of stop screw, the circle leather packing and annulus are extruded with test tube, the testing stand deck plate jointly
Side is equipped with cleaning device.
Preferably, the cleaning device includes cabinet body, and the cabinet body is fixedly connected with testing stand deck plate side, cabinet body top
Portion is fixedly connected with truncated cone-shaped service sink, its internal drainpipe of connection, circle are fixed in the middle part of truncated cone-shaped service sink bottom surface
U-shaped outlet pipe is fixed on platform shape service sink side wall, the U-shaped outlet pipe side bottom is fixed with water check valve, U-shaped outlet pipe bottom
Portion is communicated with water supply hose, and cabinet body front two sides are hinged with cabinet door.
Preferably, U-shaped partition side is equipped with the U-shaped card slot plate that knot is fixedly connected with testing stand deck plate, the U-shaped
Drawer is installed in clamping groove plate.
Preferably, the column casing and adjusting rod are made of stainless steel.
Preferably, the cabinet body side is fixed with dustbin.
Preferably, iron clipboard is fixed at the top of the U-shaped card slot plate.
Preferably, the iron clipboard adsorption has circular magnet.
A kind of bench for chemistry experiment proposed by the present invention, beneficial effect are:
1, by the way that U-shaped partition is arranged on testing stand deck plate, then in the two sides inner wall of U-shaped partition it is respectively provided with long clamp bar slot,
Protective plate is inserted into long clamp bar slot when carrying out chemical experiment, all chemical experiments all carry out on protective plate, leakage
Chemical agent is dropped in protective plate, when being cleaned, can extract protective plate from long clamp bar slot out, convenient to carry out to protective plate
Cleaning；
2, when carrying out chemical experiment, when being heated to test tube, first by the flank precession tapped blind hole on column casing, then will
Test tube is inserted into annulus, is fixed the position of test tube by stop screw, and the length of adjusting rod is adjusted by the first banking pin
To realize the purpose for adjusting the height of test tube the tilt angle that annulus is adjusted in part is bolted, to realize tune in degree
Save the purpose of the tilt angle of test tube；
3, it can be cleaned to tool later by the way that cleaning device is arranged in testing stand deck plate side, by U-shaped card
Drawer is set in frid, facilitates storage experimental tool, facilitates record experiment number by the way that iron clipboard is arranged on U-shaped card slot plate
According to.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of bench for chemistry experiment proposed by the present invention；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the top view of protective plate in a kind of bench for chemistry experiment proposed by the present invention；
Fig. 4 is the structural schematic diagram of clamping device in a kind of bench for chemistry experiment proposed by the present invention；
Fig. 5 is the cross-sectional view of cleaning device in a kind of bench for chemistry experiment proposed by the present invention；
In figure: testing stand deck plate 1, support plate 2, U-shaped partition 3, long clamp bar slot 4, protective plate 5, telescopic rod 6, strip snap-gauge 7,
Spring 8, tapped blind hole 9, column casing 10, flank 11, adjusting rod 12, the first banking pin 13, opening 14, rotating block 15, bolt connect
Fitting 16, annulus 17, stop screw 18, round leather packing 19, test tube 20, test tube 21, truncated cone-shaped service sink 22, drainpipe 23, U-shaped
Outlet pipe 24, water check valve 25, water supply hose 26, cabinet door 27, dustbin 28, U-shaped card slot plate 29, drawer 30, iron clipboard 31,
Circular magnet 32.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-5, a kind of bench for chemistry experiment, including testing stand deck plate 1,1 bottom surface both side of testing stand deck plate are solid
Surely it is connected with support plate 2,1 surface side of testing stand deck plate is fixedly connected with U-shaped partition 3, and 3 side of U-shaped partition is equipped with and examination
The U-shaped card slot plate 29 that platform deck plate 1 is fixedly connected with knot is tested, iron clipboard 31, iron writing are fixed at the top of U-shaped card slot plate 29
31 adsorption of plate has circular magnet 32, and drawer 30 is installed in U-shaped card slot plate 29.It is equal in 1 bottom surface both side of testing stand deck plate
Support plate 2 is set, and testing stand deck plate 1 can be supported on certain height, drawer is arranged in U-shaped card slot plate 29 by support plate 2
30 can will store the experimental tool after cleaning up, and iron clipboard 31 is arranged at the top of U-shaped card slot plate 29, convenient to experiment number
According to being recorded, the circular magnet 32 adsorbed on iron clipboard 31 clamps paper using circular magnet 32.
3 two sides inner wall of U-shaped partition is equipped with long clamp bar slot 4, is equipped between two long clamp bar slot 4 and is placed on testing stand table top
The protective plate 5 on 1 surface of plate is fixedly connected to four telescopic rods 6 inside 5 two sides of protective plate, and ipsilateral four telescopic rods, 6 top is
It is fixedly connected with the strip snap-gauge 7 being installed on inside long clamp bar slot 4, each 6 surface of telescopic rod is set with spring 8.U-shaped every
3 two sides inner wall of plate is respectively provided with long clamp bar slot 4, and the strip snap-gauge 7 of 5 two sides of protective plate is installed in long clamp bar slot 4, protection is passed through
5 upper surface of plate be set with spring 8 telescopic rod 6 can by strip snap-gauge 7 be close together, the chemical experiment of student is being protected
It is carried out on plate 5, chemical reagent can be effectively prevent to drip table top, table top is protected, while protective plate 5 is easy to disassemble, cleaned
Get up very convenient.
It is equipped with tapped blind hole 9 in the middle part of protective plate 5, is equipped with clamping device in tapped blind hole 9, clamping device includes column casing 10,
10 side bottom of column casing is equipped with the flank 11 together with 9 screw thread of tapped blind hole, is fitted with adjusting rod 12, column inside column casing 10
Cylinder 10 and adjusting rod 12 are made of stainless steel, and 10 side top of column casing is equipped with the first banking pin 13 being threadedly coupled with it, are adjusted
It is equipped with opening 14 at the top of pole 12, rotating block 15 is installed in opening 14, rotating block 15 and opening 14 are connected with bolt company jointly
Fitting 16, is fixedly connected with annulus 17 at the top of rotating block 15,17 side of annulus through there is the stop screw 18 being threadedly coupled with it,
Round leather packing 19 is fixed at the top of stop screw 18, round leather packing 19 and annulus 17 are extruded with test tube 20 jointly.When needs are to examination
When chemical agent in pipe is heated, first by the 11 precession tapped blind hole 9 of flank on column casing 10, stop screw is adjusted later
18 are fixed together the test tube 20 being inserted into annulus 17 with annulus 17, and according to the height of required test tube, first come loose the first limit
Position nail 13, adjusts the position of adjusting rod 12, can adjust the height of annulus 17, so that the height of test tube 20 is had adjusted indirectly,
When needing to adjust the tilt angle of test tube 20, it is only necessary to which first come loose bolt connection piece 16, can adjust in rotation rotating block 15
The tilt angle of pitch circle ring 17, to play the purpose for adjusting 20 tilt angle of test tube indirectly.
1 side of testing stand deck plate is equipped with cleaning device, and cleaning device includes cabinet body 21, and 21 side of cabinet body is fixed with rubbish
Bucket 28, cabinet body 21 is fixedly connected with 1 side of testing stand deck plate, and truncated cone-shaped service sink 22 is fixedly connected at the top of cabinet body 21, circle
It is fixed with its internal drainpipe 23 of connection in the middle part of 22 bottom surface of platform shape service sink, is fixed with U-shaped on 22 side wall of truncated cone-shaped service sink
Outlet pipe 24,24 side bottom of U-shaped outlet pipe are fixed with water check valve 25, and 24 bottom of U-shaped outlet pipe is communicated with water supply hose 26, cabinet
The positive two sides of body 21 are hinged with cabinet door 27.In 1 side of testing stand deck plate, cleaning device is set, it can be by cleaning device
Water check valve 25 controls the water outlet of U-shaped outlet pipe 24, can be used for cleaning device, and drainpipe is arranged in 22 bottom of truncated cone-shaped service sink
23, sewage can be discharged, be hinged with cabinet door 27 in the positive two sides of cabinet body 21, facilitate protection truncated cone-shaped service sink 22, drainpipe
23 and water supply hose 26, it is fixed with dustbin 28 in 21 side of cabinet body, facilitates collection experiment rubbish.
In the present invention unless specifically defined or limited otherwise, term " being equipped with ", " installation ", " connected ", " connection ",
Terms such as " fixations " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element.For the ordinary skill in the art, Ke Yigen
The concrete meaning of above-mentioned term in the present invention is understood according to concrete condition.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone 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 (7)
1. a kind of bench for chemistry experiment, including testing stand deck plate (1), it is characterised in that: testing stand deck plate (1) bottom surface two
Side is fixedly connected to support plate (2), and testing stand deck plate (1) surface side is fixedly connected with U-shaped partition (3), the U-shaped every
Plate (3) two sides inner wall is equipped with long clamp bar slot (4), is equipped between two long clamp bar slots (4) and is placed on testing stand deck plate
(1) protective plate (5) on surface is fixedly connected to four telescopic rods (6), ipsilateral four institutes inside protective plate (5) two sides
It states to be fixedly connected at the top of telescopic rod (6) and is installed on the internal strip snap-gauge (7) of long clamp bar slot (4), each telescopic rod
(6) surface is set with spring (8), is equipped with tapped blind hole (9) in the middle part of the protective plate (5), is equipped in the tapped blind hole (9)
Clamping device, the clamping device include column casing (10), and column casing (10) side bottom is equipped with to exist with tapped blind hole (9) screw thread
Flank (11) together, column casing (10) is internal to be fitted with adjusting rod (12), and column casing (10) side top is equipped with and its screw thread connects
The first banking pin (13) connect, adjusting rod (12) top are equipped with opening (14), are installed with rotating block in the opening (14)
(15), the rotating block (15) and opening (14) are connected with bolt connection piece (16) jointly, fixed at the top of the rotating block (15)
It is connected with annulus (17), annulus (17) side, which is run through, the stop screw (18) being threadedly coupled with it, the stop screw
(18) top is fixed with round leather packing (19), and the circle leather packing (19) and annulus (17) are extruded with test tube (20) jointly, described
Testing stand deck plate (1) side is equipped with cleaning device.
2. a kind of bench for chemistry experiment according to claim 1, it is characterised in that: the cleaning device includes cabinet body (21),
The cabinet body (21) is fixedly connected with testing stand deck plate (1) side, is fixedly connected with truncated cone-shaped service sink at the top of cabinet body (21)
(22), its internal drainpipe (23) of connection, truncated cone-shaped service sink are fixed in the middle part of truncated cone-shaped service sink (22) bottom surface
(22) it is fixed on side wall U-shaped outlet pipe (24), U-shaped outlet pipe (24) side bottom is fixed with water check valve (25), and U-shaped goes out
Water pipe (24) bottom is communicated with water supply hose (26), and the positive two sides of the cabinet body (21) are hinged with cabinet door (27).
3. a kind of bench for chemistry experiment according to claim 1, it is characterised in that: U-shaped partition (3) side is equipped with and examination
The U-shaped card slot plate (29) that platform deck plate (1) is fixedly connected with knot is tested, is installed with drawer (30) in the U-shaped card slot plate (29).
4. a kind of bench for chemistry experiment according to claim 1, it is characterised in that: the column casing (10) and adjusting rod (12) are equal
It is made of stainless steel.
5. a kind of bench for chemistry experiment according to claim 2, it is characterised in that: cabinet body (21) side is fixed with rubbish
Bucket (28).
6. a kind of bench for chemistry experiment according to claim 3, it is characterised in that: fixed at the top of the U-shaped card slot plate (29)
There are iron clipboard (31).
7. a kind of bench for chemistry experiment according to claim 6, it is characterised in that: iron clipboard (31) adsorption
There are circular magnet (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213093.0A CN109174240A (en) | 2018-10-18 | 2018-10-18 | A kind of bench for chemistry experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213093.0A CN109174240A (en) | 2018-10-18 | 2018-10-18 | A kind of bench for chemistry experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109174240A true CN109174240A (en) | 2019-01-11 |
Family
ID=64945781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811213093.0A Pending CN109174240A (en) | 2018-10-18 | 2018-10-18 | A kind of bench for chemistry experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109174240A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112971355A (en) * | 2021-04-01 | 2021-06-18 | 河池学院 | Nano crystal decorative plate for tea table |
| CN113351274A (en) * | 2020-03-06 | 2021-09-07 | 赵东平 | Laboratory bench for experiments |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009291741A (en) * | 2008-06-06 | 2009-12-17 | Itoki Corp | Working table with exhaust function and exhaust unit |
| CN205269727U (en) * | 2015-11-24 | 2016-06-01 | 华巧波 | Chemistry experiment platform is used in teaching |
| CN205413107U (en) * | 2016-03-31 | 2016-08-03 | 孔鹏 | Biological teaching proof test platform |
| CN205613448U (en) * | 2016-04-27 | 2016-10-05 | 华南理工大学 | Iron stand for chemical experiments |
| CN206199350U (en) * | 2016-11-09 | 2017-05-31 | 赵敬凯 | A kind of high school chemical experiment platform |
| CN206325594U (en) * | 2016-12-23 | 2017-07-14 | 王海洋 | A kind of biological lesson of middle school teaching testing stand |
| CN206823848U (en) * | 2017-04-07 | 2018-01-02 | 赵薇 | A kind of lift chemical laboratory table |
| CN207507522U (en) * | 2017-11-16 | 2018-06-19 | 郝黎明 | Platform is taught in a kind of experiment for pharmacy |
| CN207533269U (en) * | 2017-11-07 | 2018-06-26 | 苏州市凯利勋实验室设备有限公司 | A kind of testing stand for having corrosion resistance |
| CN108525718A (en) * | 2018-06-13 | 2018-09-14 | 韩智强 | A kind of test tube rack convenient for experiment |
-
2018
- 2018-10-18 CN CN201811213093.0A patent/CN109174240A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009291741A (en) * | 2008-06-06 | 2009-12-17 | Itoki Corp | Working table with exhaust function and exhaust unit |
| CN205269727U (en) * | 2015-11-24 | 2016-06-01 | 华巧波 | Chemistry experiment platform is used in teaching |
| CN205413107U (en) * | 2016-03-31 | 2016-08-03 | 孔鹏 | Biological teaching proof test platform |
| CN205613448U (en) * | 2016-04-27 | 2016-10-05 | 华南理工大学 | Iron stand for chemical experiments |
| CN206199350U (en) * | 2016-11-09 | 2017-05-31 | 赵敬凯 | A kind of high school chemical experiment platform |
| CN206325594U (en) * | 2016-12-23 | 2017-07-14 | 王海洋 | A kind of biological lesson of middle school teaching testing stand |
| CN206823848U (en) * | 2017-04-07 | 2018-01-02 | 赵薇 | A kind of lift chemical laboratory table |
| CN207533269U (en) * | 2017-11-07 | 2018-06-26 | 苏州市凯利勋实验室设备有限公司 | A kind of testing stand for having corrosion resistance |
| CN207507522U (en) * | 2017-11-16 | 2018-06-19 | 郝黎明 | Platform is taught in a kind of experiment for pharmacy |
| CN108525718A (en) * | 2018-06-13 | 2018-09-14 | 韩智强 | A kind of test tube rack convenient for experiment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351274A (en) * | 2020-03-06 | 2021-09-07 | 赵东平 | Laboratory bench for experiments |
| CN112971355A (en) * | 2021-04-01 | 2021-06-18 | 河池学院 | Nano crystal decorative plate for tea table |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190111 |