CN107617455A - A kind of middle school chemical experiment iron stand - Google Patents
A kind of middle school chemical experiment iron stand Download PDFInfo
- Publication number
- CN107617455A CN107617455A CN201711032705.1A CN201711032705A CN107617455A CN 107617455 A CN107617455 A CN 107617455A CN 201711032705 A CN201711032705 A CN 201711032705A CN 107617455 A CN107617455 A CN 107617455A
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- CN
- China
- Prior art keywords
- sleeve
- fixedly connected
- support seat
- sliding sleeve
- iron stand
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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 invention discloses a kind of middle school chemical experiment iron stand,Including upper support seat,Lower support base,Elevating lever and first sleeve,Upper support seat is provided with above the lower support base,The upper center of upper support seat offers chute,Sliding block is slidably connected in chute,The upper end of sliding block is fixedly connected with elevating lever,The upper end of elevating lever is arranged with first sleeve,The first sliding sleeve and the second sliding sleeve are disposed with first sleeve from top to bottom,The side of first sliding sleeve is fixedly connected with head rod,The end of head rod is fixedly connected with connecting plate,Motor is installed with below connecting plate,The side of second sliding sleeve is fixedly connected with the second connecting rod,The end of second connecting rod is fixedly connected with iron ring,The present invention is simple in construction,It is reasonable in design,Used not only by the height of regulation connecting rod,Different height students are facilitated to use,The motor on device can be stirred conveniently simultaneously,Reduce the cumbersome degree of student.
Description
Technical field
The present invention relates to a kind of iron stand, specifically a kind of middle school chemical experiment iron stand.
Background technology
Iron stand is a kind of chemical apparatuses being commonly used in middle school chemistry experiment, and iron stand can mainly be used for being added
The operations such as heat, titration, extraction, primarily serve the effect of a support frame in chemical use.
Modern iron stand there is it is more the defects of, such as the lifting of modern iron stand is typically all to be entered by iron ring
Capable, but the range of iron ring is limited after all, and using with limitation, it has not been convenient to the student of different heights is used,
It is frequently necessary to be stirred operation in modern middle school chemistry experiment simultaneously, stirring is typically all to be carried out by glass bar, this
Sample operation is very troublesome.
Therefore, the problem of for being proposed in above-mentioned background technology, those skilled in the art propose a kind of new brandreth
Platform.
The content of the invention
It is an object of the invention to provide a kind of middle school chemical experiment iron stand, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides following technical scheme：
A kind of middle school chemical experiment iron stand, including upper support seat, lower support base, elevating lever and first sleeve, the lower branch
Upper support seat is provided with above support seat, expansion link and second set are provided with the corner between upper support seat and lower support base
Pipe；The lower end of the expansion link is fixedly connected with the upper surface of lower support base, under the upper surface and upper support seat of the second sleeve pipe
Surface is fixedly connected；The upper center of the upper support seat offers chute, and sliding block, the upper end of sliding block are slidably connected in chute
Elevating lever is fixedly connected with, the threaded one end of the close upper support seat of elevating lever is connected with nut；The upper end set of the elevating lever
Provided with first sleeve, a through hole is offered in the side wall of first sleeve, offers multiple jacks on elevating lever, through hole with wherein
One jack is correspondingly arranged；The first sliding sleeve and the second sliding sleeve, the first sliding sleeve are disposed with the first sleeve from top to bottom
It is fixedly connected respectively by the first fastening bolt and the second fastening bolt with first sleeve with the second sliding sleeve；First sliding sleeve
Side is fixedly connected with head rod, and the end of head rod is fixedly connected with connecting plate, and peace is fixed in the lower section of connecting plate
Equipped with motor, the lower end output shaft of motor is connected with agitating shaft；The side of second sliding sleeve is fixedly connected with the second connecting rod,
The end of second connecting rod is fixedly connected with iron ring.
Further, it is fixedly connected between second sleeve pipe and expansion link by the 3rd fastening bolt.
Further, the bottom surface of the nut and the top surface of upper support seat are brought into close contact.
Further, the through hole in jack with being inserted with inserted link.
Further, first sliding sleeve and the second sliding sleeve are slidably connected with first sleeve.
Further, the lower end of the agitating shaft is fixedly connected with multiple stirring vanes.
Compared with prior art, the beneficial effects of the invention are as follows：Can be by flexible between upper support seat and lower support base
Bar and the second sleeve pipe change relative distance, so as to facilitate the student of different heights to operate iron stand, the first sliding sleeve and the
Two sliding sleeves can be slided up and down in first sleeve, while first sleeve can be lifted, and the mode of Bidirectional up-down, carry device
Practicality, expansion link can be slided by sliding block in chute, facilitate student to be operated, while the stirring in chemical test
It can be rotated and carried out by motor driven agitating shaft and stirring vane, add the function of iron stand.
Brief description of the drawings
Fig. 1 is the structural representation of middle school chemical experiment iron stand.
Fig. 2 is elevating lever and the structural representation of first sleeve in middle school chemical experiment iron stand.
Fig. 3 is the top view of chute in middle school chemical experiment iron stand.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-3, a kind of middle school chemical experiment iron stand, including upper support seat 16, lower support base 13, elevating lever
10 and first sleeve 1, the top of the lower support base 13 is provided with upper support seat 16, between upper support seat 16 and lower support base 13
Corner at be provided with the sleeve pipe 12 of expansion link 15 and second；The lower end of the expansion link 15 and the upper surface of lower support base 13 are fixed
Connection, the upper surface of the second sleeve pipe 12 is fixedly connected with the lower surface of upper support seat 16；The upper center of the upper support seat 16
Chute 21 is offered, sliding block 22 is slidably connected in chute 21, the upper end of sliding block 22 is fixedly connected with elevating lever 10, elevating lever 10
The threaded one end of close upper support seat 16 be connected with nut 11；The upper end of the elevating lever 10 is arranged with first sleeve 1, and first
A through hole is offered in the side wall of sleeve pipe 1, multiple jacks 20 are offered on elevating lever 10, through hole and one of jack 20 are right
It should set；The first sliding sleeve 5 and the second sliding sleeve 8, the first sliding sleeve 5 and second are disposed with the first sleeve 1 from top to bottom
Sliding sleeve 8 is fixedly connected by the first fastening bolt 19 and the second fastening bolt 23 with first sleeve 1 respectively；First sliding sleeve 5
Side be fixedly connected with head rod 4, the end of head rod 4 is fixedly connected with connecting plate 2, the lower section of connecting plate 2
Motor 3 is installed with, the lower end output shaft of motor 3 is connected with agitating shaft 6；The side of second sliding sleeve 8 is fixedly connected with
Second connecting rod 17, the end of the second connecting rod 17 are fixedly connected with iron ring 18.
It is above-mentioned, it is fixedly connected between the second sleeve pipe 12 and expansion link 15 by the 3rd fastening bolt 14.
Above-mentioned, the bottom surface of nut 11 and the top surface of upper support seat 16 are brought into close contact, by the elastic of nut 11, so as to change
Elevating lever 10 moves in chute 21.
Above-mentioned, through hole in jack 20 with being inserted with inserted link 9.
Above-mentioned, the first sliding sleeve 5 and the second sliding sleeve 8 are slidably connected with first sleeve 1.
Above-mentioned, the lower end of agitating shaft 6 is fixedly connected with multiple stirring vanes 7.
The present invention operation principle be：Expansion link 15 and second set can be passed through between upper support seat 16 and lower support base 13
Pipe 12 changes relative distance, so as to facilitate the student of different heights to operate iron stand, the first sliding sleeve 5 and the second sliding sleeve 6
It can be slided up and down in first sleeve 1, while first sleeve 1 can be lifted, and the mode of Bidirectional up-down, put forward the reality of device
With property, expansion link 10 can be slided by sliding block 22 in chute 21, facilitate student to be operated, while stirring in chemical test
Mixing can drive agitating shaft 6 and stirring vane 7 to rotate and carry out by motor 3, add the function of iron stand.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Make a variety of changes.
Claims (6)
1. a kind of middle school chemical experiment iron stand, including upper support seat, lower support base, elevating lever and first sleeve, its feature
It is, upper support seat is provided with above the lower support base, is provided with and stretches at the corner between upper support seat and lower support base
Contracting bar and the second sleeve pipe；The lower end of the expansion link is fixedly connected with the upper surface of lower support base, the upper surface of the second sleeve pipe with
The lower surface of upper support seat is fixedly connected；The upper center of the upper support seat offers chute, and cunning is slidably connected in chute
Block, the upper end of sliding block are fixedly connected with elevating lever, and the threaded one end of the close upper support seat of elevating lever is connected with nut；The liter
The upper end of drop bar is arranged with first sleeve, and a through hole is offered in the side wall of first sleeve, and multiple insert is offered on elevating lever
Hole, through hole are correspondingly arranged with one of jack；The first sliding sleeve and second are disposed with the first sleeve from top to bottom
Sliding sleeve, the first sliding sleeve and the second sliding sleeve are fixedly connected by the first fastening bolt and the second fastening bolt with first sleeve respectively；
The side of first sliding sleeve is fixedly connected with head rod, and the end of head rod is fixedly connected with connecting plate, connection
Motor is installed with below plate, the lower end output shaft of motor is connected with agitating shaft；The side of second sliding sleeve, which is fixed, to be connected
The second connecting rod is connected to, the end of the second connecting rod is fixedly connected with iron ring.
2. middle school chemical experiment iron stand according to claim 1, it is characterised in that second sleeve pipe and expansion link
Between be fixedly connected by the 3rd fastening bolt.
3. middle school chemical experiment iron stand according to claim 1, it is characterised in that the bottom surface of the nut and upper branch
The top surface of support seat is brought into close contact.
4. middle school chemical experiment iron stand according to claim 1, it is characterised in that the through hole in jack with plugging
There is inserted link.
5. middle school chemical experiment iron stand according to claim 1, it is characterised in that first sliding sleeve and second is slided
Set is slidably connected with first sleeve.
6. middle school chemical experiment iron stand according to claim 1, it is characterised in that the lower end of the agitating shaft is fixed
It is connected with multiple stirring vanes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032705.1A CN107617455A (en) | 2017-10-30 | 2017-10-30 | A kind of middle school chemical experiment iron stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032705.1A CN107617455A (en) | 2017-10-30 | 2017-10-30 | A kind of middle school chemical experiment iron stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107617455A true CN107617455A (en) | 2018-01-23 |
Family
ID=61092305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711032705.1A Withdrawn CN107617455A (en) | 2017-10-30 | 2017-10-30 | A kind of middle school chemical experiment iron stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107617455A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572191A (en) * | 2018-03-30 | 2018-09-25 | 攀钢集团攀枝花钢钒有限公司 | Quicklime slaking rate device for fast detecting |
| CN109201142A (en) * | 2018-10-19 | 2019-01-15 | 潘天宇 | A kind of chemistry teaching experiment frame |
| CN109277037A (en) * | 2018-12-01 | 2019-01-29 | 牛兆霞 | A kind of automatic oscillating uniform device of blood test test tube |
| CN113413636A (en) * | 2021-08-25 | 2021-09-21 | 南通新华诚科研仪器有限公司 | Supercritical extraction control device |
-
2017
- 2017-10-30 CN CN201711032705.1A patent/CN107617455A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572191A (en) * | 2018-03-30 | 2018-09-25 | 攀钢集团攀枝花钢钒有限公司 | Quicklime slaking rate device for fast detecting |
| CN109201142A (en) * | 2018-10-19 | 2019-01-15 | 潘天宇 | A kind of chemistry teaching experiment frame |
| CN109277037A (en) * | 2018-12-01 | 2019-01-29 | 牛兆霞 | A kind of automatic oscillating uniform device of blood test test tube |
| CN109277037B (en) * | 2018-12-01 | 2021-08-13 | 刘霞 | Automatic even device that shakes of blood test tube |
| CN113413636A (en) * | 2021-08-25 | 2021-09-21 | 南通新华诚科研仪器有限公司 | Supercritical extraction control device |
| CN113413636B (en) * | 2021-08-25 | 2021-10-29 | 南通新华诚科研仪器有限公司 | Supercritical extraction control device |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180123 |