CN205199540U - Chemical experiment device - Google Patents
Chemical experiment device Download PDFInfo
- Publication number
- CN205199540U CN205199540U CN201521011499.2U CN201521011499U CN205199540U CN 205199540 U CN205199540 U CN 205199540U CN 201521011499 U CN201521011499 U CN 201521011499U CN 205199540 U CN205199540 U CN 205199540U
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- China
- Prior art keywords
- test tube
- bar
- tube
- lamp body
- chemical experiment
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The utility model discloses a chemical experiment device, including base, alcohol burner, a support section of thick bamboo, test tube and dead lever, alcohol burner, a support section of thick bamboo and dead lever are arranged on the base along the horizontal direction in proper order, the alcohol burner lamp body is the smooth container of lower big conical glass from top to bottom, the lamp body top is equipped with the socket, has the lamp to cover through the pivot is articulated on the socket, at the inside wick that is equipped with of lamp body, be provided with regulating spring and bracing piece in the support section of thick bamboo, regulating spring lies in and supports section of thick bamboo bottom, this device has the alcohol burner of lamp lid through the setting, can realize extinguishing of alcohol burner flame rapidly, practice thrift the use of alcohol and improve the security of device, and can carry out the angle modulation of test tube through angle adjusting rod, make things convenient for the heating of test tube, and through set up the impregnator carries out injection from liquid chemical reagent to the in vitro on the dead lever, revealing of liquid has been avoided, high safety, and can carry out ration control, the experiment effect has been improved.
Description
Technical field
The utility model relates to teaching of senior high school apparatus field, specifically a kind of chemical experiment device.
Background technology
Chemistry is one of important basic science, is a subject based on experiment, with the interpenetrating of the subject such as physics, biology, geography, astronomy, obtains and develops rapidly, also promoted the development of Other subjects and technology.Such as, the achievement in research of nucleic acid chemistry makes the biology of today bring up to molecular level from cellular level, establishes molecular biology.
In the study of senior chemistry, some chemical experiment reacting phenomenons, only have and could specifically show by experiment, comparatively deep impression could be brought to student, but existing chemical experiment device is all fairly simple, often safety coefficient is not high in use, has occurred that many schools are carrying out the security incident problem of chemical experiment class hour, so be badly in need of the chemical experiment device of some use safety in recent years.
Utility model content
The purpose of this utility model is to provide a kind of chemical experiment device, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of chemical experiment device, comprise base, alcolhol burner, support tube, test tube and fixed bar, described alcolhol burner, support tube and fixed bar are sequentially arranged on base in the horizontal direction, described alcolhol burner lamp body is the smooth container of conical glass large down up and down, described lamp body top is provided with socket, socket is hinged with light cover by rotating shaft, is provided with wick in lamp body inside; Regulating spring and support bar is provided with in described support tube, regulating spring is positioned at support tube inner bottom part, support bar is positioned at above regulating spring, angular adjustment bar is had by hold-down nut and bolted splice at post upper, support tube sidewall is provided with the trip bolt for fixed support bar, angular adjustment bar being provided with the test tube putting hole for installing test tube, on angular adjustment bar, above test tube putting hole, being provided with test tube fixed block, test tube fixed block is provided with test tube hold-down screw; Described fixed bar is cylindrical bar, the connecting rod of four levels is along the circumferential direction provided with on fixed bar top, spacing between four connecting rods is identical, each connecting rod is equipped with impregnator, described impregnator comprises the body of cuboid, spherical cushion chamber is provided with in body, body end face, side and bottom surface are respectively equipped with the air-pressure tube, liquid inlet and the liquid outlet that are connected with cushion chamber inside, piston is provided with in air-pressure tube, piston is connected with piston rod, and described piston rod stretches out above air-pressure tube.
As further program of the utility model: described lamp body is equipped with tag line at 2/3rds places of statistics, 1/2nd places and 1/4th places from bottom to top.
As the utility model further scheme: described light cover material is adiabatic asbestos.
As the utility model further scheme: described liquid inlet and liquid outlet are provided with check valve.
Compared with prior art, the beneficial effects of the utility model are: this device is by being provided with the alcolhol burner of light cover, the extinguishing of alcolhol burner flame can be realized rapidly, save the use of alcohol and improve the security of device, and the angular adjustment of test tube can be carried out by angular adjustment bar, facilitate the heating of test tube, and by arranging impregnator to the injection in vitro carrying out liquid chemical reagent on fixed bar, avoid the leakage of liquid, use safety, and can fixing quantity be carried out, improve experiment effect, the setting of multiple impregnator, avoid the possibility of chemical reagent at injecting tube forward slip value, accuracy when ensure that chemical experiment and security.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of fixed bar in the utility model.
Fig. 3 is the structural representation of impregnator in the utility model.
1-base in figure, 2-alcolhol burner, 21-wick, 22-light cover, 23-socket, 3-support tube, 31-regulating spring, 32-support bar, 33-trip bolt, 34-hold-down nut, 35-bolt, 4-angular adjustment bar, 41-test tube fixed block, 42-test tube hold-down screw, 43-test tube putting hole, 5-test tube, 6-fixed bar, 61-connecting rod, 7-impregnator, 71-body, 72-cushion chamber, 73-liquid inlet, 74-liquid outlet, 75-air-pressure tube, 76-piston, 77-piston rod.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, in the utility model embodiment, a kind of chemical experiment device, comprise base 1, alcolhol burner 2, support tube 3, test tube 5 and fixed bar 6, described alcolhol burner 2, support tube 3 and fixed bar 6 are sequentially arranged on base 1 in the horizontal direction, described alcolhol burner 2 lamp body is the smooth container of conical glass large down up and down, from bottom to top at 2/3rds places of statistics on lamp body, / 2nd places and 1/4th places are equipped with tag line, described lamp body top is provided with socket 23, socket 23 is hinged with light cover 22 by rotating shaft, wick 21 is provided with in lamp body inside, described light cover 22 material is adiabatic asbestos, tag line can conveniently remind user rationally to add alcohol, avoid alcohol too much or very few affect alcolhol burner use and use time accident generation, light cover 22 can realize rapidly the extinguishing of alcolhol burner 2 flame, save the use of alcohol and improve the security of device,
Regulating spring 31 and support bar 32 is provided with in described support tube 3, regulating spring 31 is positioned at support tube 3 inner bottom part, support bar 32 is positioned at above regulating spring 31, angular adjustment bar 4 is hinged with by hold-down nut 34 and bolt 35 in support bar 32 upper end, support tube 3 sidewall is provided with the trip bolt 33 for fixed support bar 32, support bar 32 can be regulated to be fixed on height in support tube 3 by trip bolt 33, angular adjustment bar 4 is provided with the test tube putting hole 43 for installing test tube 5, on angular adjustment bar 4, test tube fixed block 41 is provided with above test tube putting hole 43, test tube fixed block 41 is provided with test tube hold-down screw 42,
Described fixed bar 6 is cylindrical bar, the connecting rod 61 of four levels is along the circumferential direction provided with on fixed bar 6 top, spacing between four connecting rods 61 is identical, each connecting rod 61 is equipped with impregnator 7, described impregnator 7 comprises the body 71 of cuboid, spherical cushion chamber 72 is provided with in body 71, at body 71 end face, side with bottom surface is respectively equipped with the air-pressure tube 75 be connected with cushion chamber 72 inside, liquid inlet 73 and liquid outlet 74, piston 76 is provided with in air-pressure tube 75, piston 76 is connected with piston rod 77, described piston rod 77 stretches out above air-pressure tube 75, liquid inlet 73 and liquid outlet 74 are provided with check valve, in test tube 5, the injection of liquid chemical reagent is carried out by impregnator 7, avoid the leakage of liquid, use safety, and can fixing quantity be carried out, improve experiment effect.
Operation principle of the present utility model is: this device is by being provided with the alcolhol burner 2 of light cover 22, the extinguishing of alcolhol burner 2 flame can be realized rapidly, save the use of alcohol and improve the security of device, and the angular adjustment of test tube 5 can be carried out by angular adjustment bar 4, facilitate the heating of test tube 5, and by arranging the injection that impregnator 7 carries out liquid chemical reagent in test tube 5 on fixed bar, avoid the leakage of liquid, use safety, and can fixing quantity be carried out, improve experiment effect, the setting of multiple impregnator 7, avoid the possibility of chemical reagent at injecting tube 5 forward slip value, accuracy when ensure that chemical experiment and security.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a chemical experiment device, comprise base, alcolhol burner, support tube, test tube and fixed bar, it is characterized in that, described alcolhol burner, support tube and fixed bar are sequentially arranged on base in the horizontal direction, described alcolhol burner lamp body is the smooth container of conical glass large down up and down, described lamp body top is provided with socket, and socket is hinged with light cover by rotating shaft, is provided with wick in lamp body inside; Regulating spring and support bar is provided with in described support tube, regulating spring is positioned at support tube inner bottom part, support bar is positioned at above regulating spring, angular adjustment bar is had by hold-down nut and bolted splice at post upper, support tube sidewall is provided with the trip bolt for fixed support bar, angular adjustment bar being provided with the test tube putting hole for installing test tube, on angular adjustment bar, above test tube putting hole, being provided with test tube fixed block, test tube fixed block is provided with test tube hold-down screw; Described fixed bar is cylindrical bar, the connecting rod of four levels is along the circumferential direction provided with on fixed bar top, spacing between four connecting rods is identical, each connecting rod is equipped with impregnator, described impregnator comprises the body of cuboid, spherical cushion chamber is provided with in body, body end face, side and bottom surface are respectively equipped with the air-pressure tube, liquid inlet and the liquid outlet that are connected with cushion chamber inside, piston is provided with in air-pressure tube, piston is connected with piston rod, and described piston rod stretches out above air-pressure tube.
2. a kind of chemical experiment device according to claim 1, is characterized in that, described lamp body is equipped with tag line at 2/3rds places of statistics, 1/2nd places and 1/4th places from bottom to top.
3. a kind of chemical experiment device according to claim 1, is characterized in that, described light cover material is adiabatic asbestos.
4. a kind of chemical experiment device according to claim 1, is characterized in that, described liquid inlet and liquid outlet are provided with check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011499.2U CN205199540U (en) | 2015-12-08 | 2015-12-08 | Chemical experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011499.2U CN205199540U (en) | 2015-12-08 | 2015-12-08 | Chemical experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205199540U true CN205199540U (en) | 2016-05-04 |
Family
ID=55837285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521011499.2U Expired - Fee Related CN205199540U (en) | 2015-12-08 | 2015-12-08 | Chemical experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205199540U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706874A (en) * | 2016-12-31 | 2017-05-24 | 郑州贯奥仪器仪表有限公司 | Test tube storage device used for water quality detector |
| CN107185621A (en) * | 2017-07-14 | 2017-09-22 | 无锡市跨克微营养素有限公司 | Possesses the rack for test tube that many test tubes clamp heating function |
| CN107185619A (en) * | 2017-06-20 | 2017-09-22 | 无锡市跨克微营养素有限公司 | Rack for test tube with independent turn over function |
| CN107731059A (en) * | 2017-09-30 | 2018-02-23 | 吴建莲 | A kind of safety-type experimental provision of physics teaching |
-
2015
- 2015-12-08 CN CN201521011499.2U patent/CN205199540U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706874A (en) * | 2016-12-31 | 2017-05-24 | 郑州贯奥仪器仪表有限公司 | Test tube storage device used for water quality detector |
| CN106706874B (en) * | 2016-12-31 | 2019-06-04 | 郑州贯奥仪器仪表有限公司 | A kind of test tube storing unit for water quality testing meter |
| CN107185619A (en) * | 2017-06-20 | 2017-09-22 | 无锡市跨克微营养素有限公司 | Rack for test tube with independent turn over function |
| CN107185621A (en) * | 2017-07-14 | 2017-09-22 | 无锡市跨克微营养素有限公司 | Possesses the rack for test tube that many test tubes clamp heating function |
| CN107731059A (en) * | 2017-09-30 | 2018-02-23 | 吴建莲 | A kind of safety-type experimental provision of physics teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160504 Termination date: 20161208 |