CN207856963U - A kind of chemistry teaching laboratory ventilation testing stand - Google Patents
A kind of chemistry teaching laboratory ventilation testing stand Download PDFInfo
- Publication number
- CN207856963U CN207856963U CN201721740705.2U CN201721740705U CN207856963U CN 207856963 U CN207856963 U CN 207856963U CN 201721740705 U CN201721740705 U CN 201721740705U CN 207856963 U CN207856963 U CN 207856963U
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- CN
- China
- Prior art keywords
- testing stand
- chemistry teaching
- ontology
- air draft
- stand ontology
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- 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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Abstract
The utility model provides a kind of chemistry teaching laboratory ventilation testing stand,It is related to chemistry teaching teaching aid field,Including testing stand ontology,Desk body is equipped on the left of testing stand ontology,Desk body is equipped with LCD TV,Air draft pipe is equipped with above testing stand ontology,Strainer is equipped with above air draft pipe,Lower section is equipped with collector,At left and right sides of air draft pipe the baffle being obliquely installed is equipped on inner wall,It is equipped with sliding rail at left and right sides of testing stand ontology,The left and right ends of protective window are separately positioned in the sliding rail of the left and right sides,Protective window includes frame and protective glass,Circular hole is symmetrically set on protective glass,Circular hole is equipped with operating gloves,High-definition camera is equipped in testing stand ontology,Testing stand ontology is equipped with drawer for tools and medical cupboard,The utility model, which has, facilitates observation of students experimental phenomena,Teaching efficiency and the good advantage of barrier propterty,It is capable of the health of effective protection academics and students.
Description
Technical field
The utility model is related to chemistry teaching teaching aid fields, and in particular to a kind of chemistry teaching is tested with laboratory ventilation
Platform.
Background technology
Chemical experiment is essential link in chemo teaching, and teacher needs in operation experiments and student's explanation
Operating procedure and experimental principle, in most cases teacher is typically all to be carried out on common dais or in draught cupboard at present
Experiment imparts knowledge to students to student, and many harmful reagents, this open operation in dais are frequently referred to during chemical experiment
Environment has academics and students certain harm, and draught cupboard narrow space, and inconvenient observation of students experimental phenomena, teaching efficiency is not
It is good.So it is a urgent problem to be solved to design a kind of chemistry teaching with laboratory ventilation testing stand.
The patent of Authorization Notice No. CN206535580U discloses a kind of chemistry teaching testing stand, including the experiment playscript with stage directions
Body, the testing stand ontology front end face are equipped with snap close piece, the testing stand body surface Molotov cocktail pallet, the Molotov cocktail pallet
Side is equipped with connecting rod, and described connecting rod one end is equipped with funnel holder, and the funnel holder side is equipped with brandreth pedestal, the iron stand
Seat upper end is equipped with brandreth pedestal, and brandreth pedestal upper end is equipped with brandreth, and shaft, institute are equipped between the brandreth pedestal and brandreth
It states testing stand ontology upper end and is equipped with test tube frame body, the rack for test tube body is internally provided with parcel shelf, and the glove plate surface is equipped with and dries in the air
Dry slot, above-mentioned chemistry teaching carries out open operation teaching with testing stand and although facilitates observation of students experimental phenomena, but waves
The chemical reagent of hair can have the body of academics and students certain harm.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of chemistry teaching laboratory ventilation testing stand, tool
Have and facilitate observation of students experimental phenomena, teaching efficiency and the good advantage of barrier propterty are capable of the body of effective protection academics and students
Body health.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：
A kind of chemistry teaching laboratory ventilation testing stand, including testing stand ontology, the testing stand ontology left side are equipped with
Desk body, the desk body are equipped with LCD TV, cabinet are equipped on the right side of the testing stand ontology, nitrogen is placed in the cabinet
Bottle, the cabinet is interior to be equipped with fixed band, and the fixation takes equipped with buckle, and the testing stand ontology top is equipped with air draft pipe,
Strainer is equipped with above the air draft pipe, lower section is equipped with collector, inclination is equipped on the inner wall of the air draft pipe left and right sides
The baffle of setting, sliding rail is equipped at left and right sides of the testing stand ontology, and the left and right ends of protective window are separately positioned on left and right
In the sliding rail of both sides, the protective window includes frame and protective glass, and circle is symmetrically set on the protective glass
Hole, the circular hole are equipped with operating gloves, are equipped with high-definition camera in the testing stand ontology, the high-definition camera with it is described
LCD TV is connected by connecting line, and the testing stand ontology is equipped with drawer for tools and medical cupboard.
Further, the cabinet is equipped with cabinet door, and the cabinet is hinged with the cabinet door.
Further, the cabinet door is equipped with windowpane.
Further, the collector is connected with the air draft pipe by connecting rod.
Further, the baffle on the inner wall of the left and right sides is staggered.
Further, the quantity of the fixed band is 2, and setting symmetrical above and below.
Further, it is equipped with through-hole on the right side of the testing stand ontology, nitrogen pipeline, the nitrogen tube are equipped in the through-hole
The right end in road is connected with the nitrogen outlet on the nitrogen cylinder.
Further, it is equipped with wind turbine above the air draft pipe.
(3) advantageous effect
The utility model provides a kind of chemistry teaching laboratory ventilation testing stand, has the advantages that：
(1) high-definition camera is by the operation transmission to LCD TV of teacher, and student is observed by LCD TV, more clearly
Chu, and before being all extruded into testing stand without owner, safer, teacher explains while operating, and teaching efficiency is better；
(2) safer, better protecting effect, when operation, which pulls down protective window, can protect the safety of operator, volatilization
Organic solvent and the drug powder drifted can be pumped by air draft pipe, will not endanger the health of operator, operator
Gloves operated in operating gloves, both facilitate will not be infected with chemicals.
(3) solid medicine powder can be stopped that the solid medicine powder after blocking is slipped to collector by strainer and baffle
Interior, accumulation can be handled together to a certain extent, will not be discharged into external environment, more environmentally-friendly.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Figure label respectively represents：
1, testing stand ontology；2, desk body；3, cabinet；4, LCD TV；5, high-definition camera；6, air draft pipe；7, strainer；
8, baffle；9, collector；10, operating gloves；11, protective window；12, nitrogen pipeline；13, cabinet door；14, windowpane；15, fixed
Band；16, it buckles；17, nitrogen cylinder；18, medical cupboard；19, drawer for tools；20, wind turbine.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
A kind of chemistry teaching laboratory ventilation testing stand, including testing stand ontology 1,1 left side of testing stand ontology are equipped with table
Body 2, desk body 2 are equipped with LCD TV 4, and 1 right side of testing stand ontology is equipped with cabinet 3, nitrogen cylinder 17, cabinet 3 are placed in cabinet 3
Interior to be equipped with fixed band 15, fixed band 15 is equipped with buckle 16, and 1 top of testing stand ontology is equipped with air draft pipe 6, on air draft pipe 6
Side is equipped with strainer 7, and lower section is equipped with collector 9, the baffle 8 being obliquely installed is equipped on 6 left and right sides inner wall of air draft pipe, tests
The left and right sides of playscript with stage directions body 1 is equipped with sliding rail, and the left and right ends of protective window 11 are separately positioned in the sliding rail of the left and right sides, protection
Window 11 includes frame and protective glass, and circular hole is symmetrically set on protective glass, and circular hole is equipped with operating gloves 10, experiment
High-definition camera 5 is equipped in playscript with stage directions body 1, high-definition camera 5 is connect by connecting line with LCD TV 4, set on testing stand ontology 1
There are drawer for tools 19 and medical cupboard 18.
Wherein, cabinet 3 is equipped with cabinet door 13, and cabinet 3 is hinged with cabinet door 13.
Wherein, cabinet door 13 is equipped with windowpane 14.
Wherein, collector 9 is connected with air draft pipe 6 by connecting rod.
Wherein, the baffle 8 on the inner wall of the left and right sides is staggered.
Wherein, the quantity of fixed band 15 is 2, and setting symmetrical above and below.
Wherein, the right side of testing stand ontology 1 is equipped with through-hole, is equipped with nitrogen pipeline 12 in through-hole, the right end of nitrogen pipeline 12 with
Nitrogen outlet on nitrogen cylinder 17 is connected.
Wherein, 6 top of air draft pipe is equipped with wind turbine 20.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned reality
Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of chemistry teaching laboratory ventilation testing stand, including testing stand ontology (1), which is characterized in that the testing stand
Desk body (2) is equipped on the left of ontology (1), the desk body (2) is equipped with LCD TV (4), is equipped on the right side of the testing stand ontology (1)
Cabinet (3), the cabinet (3) is interior to be placed with nitrogen cylinder (17), and fixed band (15), the fixed band are equipped in the cabinet (3)
(15) it is equipped with buckle (16), air draft pipe (6) is equipped with above the testing stand ontology (1), is set above the air draft pipe (6)
There are strainer (7), lower section to be equipped with collector (9), the baffle being obliquely installed is equipped on the inner wall of air draft pipe (6) left and right sides
(8), sliding rail is equipped at left and right sides of the testing stand ontology (1), the left and right ends of protective window (11) are separately positioned on left and right
In the sliding rail of both sides, the protective window (11) includes frame and protective glass, is symmetrical set on the protective glass
There are circular hole, the circular hole to be equipped with operating gloves (10), high-definition camera (5), the height are equipped in the testing stand ontology (1)
Clear camera (5) is connect with the LCD TV (4) by connecting line, and the testing stand ontology (1) is equipped with drawer for tools
(19) and medical cupboard (18).
2. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that set on the cabinet (3)
There are cabinet door (13), the cabinet (3) to be hinged with the cabinet door (13).
3. chemistry teaching as claimed in claim 2 laboratory ventilation testing stand, which is characterized in that set on the cabinet door (13)
There is windowpane (14).
4. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that the collector (9) with
The air draft pipe (6) is connected by connecting rod.
5. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that on the inner wall of the left and right sides
The baffle (8) is staggered.
6. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that the fixed band (15)
Quantity is 2, and setting symmetrical above and below.
7. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that the testing stand ontology
(1) right side is equipped with through-hole, and nitrogen pipeline (12), right end and the nitrogen cylinder of the nitrogen pipeline (12) are equipped in the through-hole
(17) nitrogen outlet on is connected.
8. chemistry teaching as described in claim 1 laboratory ventilation testing stand, which is characterized in that the air draft pipe (6)
Top is equipped with wind turbine (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740705.2U CN207856963U (en) | 2017-12-13 | 2017-12-13 | A kind of chemistry teaching laboratory ventilation testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740705.2U CN207856963U (en) | 2017-12-13 | 2017-12-13 | A kind of chemistry teaching laboratory ventilation testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207856963U true CN207856963U (en) | 2018-09-14 |
Family
ID=63469038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740705.2U Expired - Fee Related CN207856963U (en) | 2017-12-13 | 2017-12-13 | A kind of chemistry teaching laboratory ventilation testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207856963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304344A (en) * | 2018-11-21 | 2019-02-05 | 济南市章丘区人民医院 | A kind of pharmacy test ventilation cabinet device |
-
2017
- 2017-12-13 CN CN201721740705.2U patent/CN207856963U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304344A (en) * | 2018-11-21 | 2019-02-05 | 济南市章丘区人民医院 | A kind of pharmacy test ventilation cabinet device |
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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: 20180914 Termination date: 20181213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |