CN209247640U - A kind of chemical experiment colour atla comparison device - Google Patents
A kind of chemical experiment colour atla comparison device Download PDFInfo
- Publication number
- CN209247640U CN209247640U CN201822147255.7U CN201822147255U CN209247640U CN 209247640 U CN209247640 U CN 209247640U CN 201822147255 U CN201822147255 U CN 201822147255U CN 209247640 U CN209247640 U CN 209247640U
- Authority
- CN
- China
- Prior art keywords
- fixing head
- periphery
- slide bar
- colour system
- system contrast
- 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.)
- Expired - Fee Related
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- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a kind of chemical experiment colour atlas to compare device, including fixing head, connecting rod, circular colour system contrast disks, sets of holes are equipped among fixing head, it is uniformly distributed inside sets of holes that there are three arc fixed blocks, fixing head is fixedly connected with the connecting rod, connecting rod end is rotatably connected to colour system contrast disks, and fan-shaped color board is equipped with inside colour system contrast disks.The utility model is designed reasonably, structure is simple, easy to operate, applied widely, and comparison is clear.
Description
Technical field
The utility model belongs to equipment of chemical industry field, and in particular to a kind of chemical experiment colour atla comparison device.
Background technique
In chemical experiment, be frequently encountered acid base neutralization titration experiment, be exactly with the acid of known substance mass concentration (or
Alkali) come measure unknown materials amount concentration alkali (or acid) method.Methyl orange, methyl red, phenolphthalein etc. do soda acid and refer in experiment
Show agent to determine whether complete neutralization.In the case of different acidity (or basicity), the color that acid-base indicator is presented is different, because
This needs to judge by color contrast card acidity (or basicity) in experiment.Existing color contrast card is mostly rectangular
Card can not be fixed on test tube, be not very convenient to use.
Utility model content
Technical problem to be solved by the utility model is: overcoming the deficiencies of the prior art and provide a kind of chemical experiment color
Card comparison device, the utility model is designed reasonably, structure is simple, easy to operate, and applied widely, comparison is clear.
This solves the problems, such as it there are used technical solutions using utility model:
A kind of chemical experiment colour atla comparison device, including fixing head, connecting rod, circular colour system contrast disks, it is described
Be fixedly connected with connecting rod on fixing head periphery, connecting rod includes horizon bar and vertical rod, described horizon bar one end with
Fixing head periphery is fixedly connected, and the horizon bar other end is fixedly connected with vertical rod, and vertical rod end is fixedly connected with circular
Fixed disc, fixed disc axis are parallel with horizon bar.
Fixed disc is equipped with colour system contrast disks, the colour system comparison disk axis and fixed circle towards the end face of fixing head
Plate axis is overlapped, and the described colour system comparison disk axis is equipped with jackshaft, the jackshaft and colour system contrast disks periphery it
Between be equipped with groove, inside grooves are equipped with several fan-shaped fan-shaped color boards, and the intermediate shaft end is worn to fixed disc
Outside the end face of fixing head, intermediate shaft end is fixedly connected with rotational handle, and colour system contrast disks surround countershaft axis circumference
Rotation.
It is equipped with the sets of holes of circumferential among the fixing head, it is uniformly distributed there are three arc fixed block on sets of holes periphery, when
When arc fixed block and sets of holes contact, the arc fixed block cambered surface center of circle is located on set axially bored line, and arc fixed block is away from cambered surface circle
The one side center of the heart is equipped with cylindrical slide bar, is convexly equipped with gag lever post I on slide bar periphery, gag lever post I avoids slide bar from rotating, described
Slide bar end be equipped with threaded rod, slide bar diameter is greater than threaded rod outer diameter, and the one end of the threaded rod towards slide bar is fixed to be connected
It is connected to turntable, the turntable is set to inside slide bar, and the threaded rod is rotatablely connected by turntable and slide bar, the spiral shell
It is equipped with limit slideway inside rasp bar, bull stick is equipped with inside the limit slideway, is convexly equipped with limit on the bull stick periphery
Bar II, the gag lever post II avoid bull stick in limit slideway inner rotation, and the bull stick end is worn to outside limit slideway
Portion, bull stick end are equipped with gear, and slide bar, threaded rod are all set in inside fixing head, and the slide bar is free inside fixing head
Sliding, the threaded rod are threadedly coupled with fixing head, and the gear can be freely rotated.
Runner is equipped with above the gear, the runner is set in fixing head, and the fixing head periphery is convex
Equipped with anti-decylization, the anti-decylization is inserted in inside runner, and the runner lower end surface is equipped with tooth-strip part, the tooth-strip part
Connection is engaged with gear.
Preferably, the horizon bar and vertical rod are telescopic rod.
Preferably, the colour system contrast disks are equipped with 12 fan-shaped color boards, and fan-shaped color board cambered surface angle is 30 °.
Preferably, the groove floor formed between colour system contrast disks periphery and jackshaft is equipped with magnet, fan-shaped colorimetric
Plate is divided into upper layer and lower layer, above one layer for coloured plastic plate, below one layer be iron plate, fan-shaped color board and colour system compare
Disk is attracted connection.
Preferably, the runner periphery lower end is equipped with anti-foreign matter baffle, and the anti-foreign matter baffle is by tooth-strip part packet
It is rolled in inside.
Compared with prior art, possessed by the utility model the utility model has the advantages that
(1) relative position can be replaced or be adjusted to fan-shaped color board, and it is suitable with colour atla comparison device to increase this chemical experiment
Use range.
(2) it can be set on the test tube of different dimensions.
(3) fan-shaped color board is surrounded by a circle, when test tube interior liquid level is higher than the colour system contrast disks center of circle, often
A sector color board is all close to test tube interior liquid, and the test tube interior liquid color that observes that can be clear and accurate is fanned with which block
Shape color board color is identical.
(4) test tube is clamped by three arc fixed blocks, clamped stronger.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is that a kind of chemical experiment colour atla of the utility model compares device main view,
Fig. 2 is the utility model rearview,
Fig. 3 is the utility model top view,
Fig. 4 is the face A-A cross-sectional view in the utility model Fig. 1,
Fig. 5 is the utility model fixing head internal structure chart,
Fig. 6 is the face B-B cross-sectional view in the utility model Fig. 5,
Fig. 7 is the face C-C cross-sectional view in the utility model Fig. 6,
Fig. 8 is the face D-D cross-sectional view in the utility model way 6,
Fig. 9 is that the utility model is mounted on the main view on test tube,
Figure 10 is that the utility model is mounted on the top view on test tube.
In figure: 1- fixing head, 1a- sets of holes, 1b- anti-decylization；
The anti-foreign matter baffle of 2- runner, 2a- tooth-strip part, 2b-；
3- connecting rod, 3a- horizon bar, 3b- vertical rod, 3b1- fixed disc；
4- colour system contrast disks, 4a- jackshaft, 4b- sector color board；
5- rotational handle；
6- arc fixed block, 6a- slide bar, 6a1- gag lever post I, 6b- threaded rod, 6b1- limit slideway, 6b2- turntable, 6c-
Bull stick, 6c1- gag lever post II, 6d- gear；
7- test tube.
Specific embodiment
Attached drawing is a kind of most preferred embodiment of chemical experiment colour atla comparison device, practical new to this with reference to the accompanying drawing
The further details of explanation of type.
As shown in attached drawing 1, attached drawing 2, attached drawing 3, a kind of chemical experiment colour atla comparison device, including fixing head 1, connecting rod
3, circular colour system contrast disks 4.The shape of fixing head 1 is boss type, is made of the connection of upper and lower two cylindrical bodies, upper cylindrical body
Diameter be less than lower cylindrical body diameter.Connecting rod 3, connecting rod 3 are fixedly connected on 1 lower cylindrical body periphery of fixing head
Including horizon bar 3a and vertical rod 3b, the horizon bar 3a and vertical rod 3b are telescopic rod.The horizon bar 3a
One end is fixedly connected with 1 periphery of fixing head, and the horizon bar 3a other end is fixedly connected with vertical rod 3b.Vertical rod 3b is fixed end
It is connected with circular fixed disc 3b1, fixed disc 3b1 axis is parallel with horizon bar 3a.
As shown in attached drawing 1 and attached drawing 4, fixed disc 3b1 is equipped with colour system contrast disks 4, institute towards the end face of fixing head 1
4 axis of colour system contrast disks stated is overlapped with fixed disc 3b1 axis.4 axis of colour system contrast disks is equipped with jackshaft 4a,
Groove is equipped between 4 periphery of jackshaft 4a and colour system contrast disks, inside grooves are equipped with 12 fan-shaped color board 4b, fan
Shape color board 4b cambered surface angle is 30 °.The groove floor formed between 4 periphery of colour system contrast disks and jackshaft 4a is equipped with magnetic
Iron, fan-shaped color board 4b point are upper layer and lower layer, above one layer for coloured plastic plate, below one layer be iron plate, fan-shaped ratio
Colour table 4b and colour system contrast disks 4, which are attracted, to be connected.
The end jackshaft 4a is worn to fixed disc 3b1 outside the end face of fixing head 1, and the end jackshaft 4a is solid
Surely it is connected with rotational handle 5, holds rotation for convenience, the shape of handle 5 is quincunx.Colour system contrast disks 4 surround jackshaft
The rotation of 4a circumference.
As shown in attached drawing 5 and attached drawing 6, the sets of holes 1a of circumferential, sets of holes 1a periphery are equipped among the fixing head 1
Upper uniformly distributed there are three arc fixed block 6, the making material of arc fixed block 6 is rubber.When arc fixed block 6 is contacted with sets of holes 1a
When, the 6 cambered surface center of circle of arc fixed block is located on sets of holes 1a axis.Arc fixed block 6 is equipped with away from the one side center in the cambered surface center of circle
Cylindrical slide bar 6a, I 6a1 of gag lever post is convexly equipped on slide bar 6a periphery, and I 6a1 of gag lever post avoids slide bar 6a from rotating.Described
The end slide bar 6a is equipped with threaded rod 6b, and slide bar 6a diameter is greater than threaded rod 6a outer diameter.The threaded rod 6a is towards slide bar 6a's
One end is fixedly connected with turntable 6b2, and the turntable 6b2 is set to inside slide bar 6a, and the threaded rod 6b passes through turntable 6b2
It is rotatablely connected with slide bar 6a.It is equipped with limit slideway 6b1 inside the threaded rod 6b, is equipped with inside the limit slideway 6b1
Bull stick 6c is convexly equipped with II 6c1 of gag lever post on the bull stick 6c periphery, and II 6c1 of gag lever post avoids bull stick 6c from limiting
Position slideway 6b1 inner rotation.The end bull stick 6c is worn to limit slideway 6b1, and the end bull stick 6c is equipped with gear 6d.
Slide bar 6a, threaded rod 6a are all set in inside fixing head 1, and the upper end gear 6d is exposed to 1 lower cylindrical body of fixing head
Upper surface on.The slide bar 6a is free to slide in 1 inside of fixing head, and the threaded rod 6a and 1 screw thread of fixing head connect
It connects, the gear 6d can be freely rotated.
It is equipped with runner 2 above the gear 6d, the runner 2 is set on 1 upper cylindrical body of fixing head, runner 2
It is rotated around 1 axis of fixing head.1 upper cylindrical body periphery of fixing head is convexly equipped with anti-decylization 1b, and the anti-decylization 1b is plugged
Inside runner 2.2 lower end surface of runner is equipped with tooth-strip part 2a, and the tooth-strip part 2a engages connection with gear 6d.Runner
The periphery of 2 peripheries is concordant with 1 lower cylindrical body periphery of fixing head, and 2 peripheral circumferential face lower end of runner is equipped with anti-foreign matter baffle
2b, the anti-lower end surface foreign matter baffle 2b and 1 lower cylindrical body upper end face contact of fixing head, the anti-foreign matter baffle 2b is by tooth-strip part
2a is wrapped in inside.
In use, by 1 set of fixing head on test tube 7,7 upper end of test tube is arranged in sets of holes as shown in attached drawing 9 and attached drawing 10
Inside 1a.Rotating wheel 2, the gear part 2a band moving gear 6d on runner 2 are rotated, and gear 6d drives threaded rod 6b by bull stick 6c
Rotation, threaded rod 6b push arc fixed block 6 to think that the center sets of holes 1a is mobile by slide bar 6a, and 3 arc fixed blocks 6 squeeze simultaneously
7 tube wall of test tube, fixing head 1 is fixed on test tube 7.
Due to 7 internal liquid level limited height of test tube, colour system contrast disks 4 can be rotated, constantly mobile fan-shaped color board
The position of 4b, to be compared to 7 internal liquid color of test tube.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Above embodiment, technical field those of ordinary skill within the scope of knowledge, this reality can also not departed from
With under the premise of novel objective, various changes can be made.
Claims (5)
1. a kind of chemical experiment compares device with colour atla, it is characterised in that:
It is fixed on the fixing head (1) periphery to connect including fixing head (1), connecting rod (3), circular colour system contrast disks (4)
It is connected to connecting rod (3), connecting rod (3) includes horizon bar (3a) and vertical rod (3b), horizon bar one end (3a) and solid
Determine head (1) periphery to be fixedly connected, horizon bar (3a) other end is fixedly connected with vertical rod (3b), and the end vertical rod (3b) is fixed
It being connected with circular fixed disc (3b1), fixed disc (3b1) axis is parallel with horizon bar (3a),
Fixed disc (3b1) is equipped with colour system contrast disks (4) towards the end face of fixing head (1), described colour system contrast disks (4) axis
Line is overlapped with fixed disc (3b1) axis, and colour system contrast disks (4) axis is equipped with jackshaft (4a), the centre
Groove is equipped between axis (4a) and colour system contrast disks (4) periphery, inside grooves are equipped with several fan-shaped fan-shaped color boards
(4b), the end the jackshaft (4a) are worn to fixed disc (3b1) outside the end face of fixing head (1), jackshaft (4a)
End is fixedly connected with rotational handle (5), and colour system contrast disks (4) are rotated around jackshaft (4a) circumference,
It is equipped with the sets of holes (1a) of circumferential among the fixing head, uniformly distributed on sets of holes (1a) periphery there are three arc fixed blocks
(6), when arc fixed block (6) and sets of holes (1a) contact, arc fixed block (6) cambered surface center of circle is located on sets of holes (1a) axis,
Arc fixed block (6) is equipped with cylindrical slide bar (6a) away from the one side center in the cambered surface center of circle, is convexly equipped on slide bar (6a) periphery
Gag lever post I (6a1), gag lever post I (6a1) avoid slide bar (6a) from rotating, and the slide bar end (6a) is equipped with threaded rod (6b), sliding
Bar (6a) diameter is greater than threaded rod (6a) outer diameter, and the threaded rod (6a) is fixedly connected with turntable towards one end of slide bar (6a)
(6b2), the turntable (6b2) are set to slide bar (6a) inside, and the threaded rod (6b) passes through turntable (6b2) and slide bar
(6a) rotation connection, the threaded rod (6b) is internal to be equipped with limit slideway (6b1), sets inside the limit slideway (6b1)
Have bull stick (6c), be convexly equipped with gag lever post II (6c1) on the bull stick (6c) periphery, the gag lever post II (6c1) avoids
In limit slideway (6b1) inner rotation, the end the bull stick (6c) is worn to limit slideway (6b1) outside bull stick (6c), is turned
The bar end (6c) is equipped with gear (6d), and slide bar (6a), threaded rod (6a) are all set in fixing head (1) inside, the slide bar
(6a) is internal free to slide in fixing head (1), and the threaded rod (6a) is threadedly coupled with fixing head (1), the gear
(6d) can be freely rotated,
Runner (2) are equipped with above the gear (6d), the runner (2) is set on fixing head (1), the fixing head
(1) periphery is convexly equipped with anti-decylization (1b), and the anti-decylization (1b) is inserted in runner (2) inside, described runner (2) lower end
Face is equipped with tooth-strip part (2a), and the tooth-strip part (2a) engages connection with gear (6d).
2. a kind of chemical experiment according to claim 1 compares device with colour atla, it is characterised in that:
The horizon bar (3a) and vertical rod (3b) is telescopic rod.
3. a kind of chemical experiment according to claim 1 compares device with colour atla, it is characterised in that:
The colour system contrast disks (4) are equipped with 12 fan-shaped color boards (4b), and fan-shaped color board (4b) cambered surface angle is 30 °.
4. a kind of chemical experiment according to claim 1 compares device with colour atla, it is characterised in that:
The groove floor formed between colour system contrast disks (4) periphery and jackshaft (4a) is equipped with magnet, fan-shaped color board
(4b) is divided into upper layer and lower layer, above one layer for coloured plastic plate, below one layer be iron plate, fan-shaped color board (4b) and color
It is that contrast disks (4) are attracted connection.
5. a kind of chemical experiment according to claim 1 compares device with colour atla, it is characterised in that:
Runner (2) the periphery lower end is equipped with anti-foreign matter baffle (2b), and the anti-foreign matter baffle (2b) is by tooth-strip part
(2a) is wrapped in inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822147255.7U CN209247640U (en) | 2018-12-20 | 2018-12-20 | A kind of chemical experiment colour atla comparison device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822147255.7U CN209247640U (en) | 2018-12-20 | 2018-12-20 | A kind of chemical experiment colour atla comparison device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209247640U true CN209247640U (en) | 2019-08-13 |
Family
ID=67533883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822147255.7U Expired - Fee Related CN209247640U (en) | 2018-12-20 | 2018-12-20 | A kind of chemical experiment colour atla comparison device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209247640U (en) |
-
2018
- 2018-12-20 CN CN201822147255.7U patent/CN209247640U/en not_active Expired - Fee Related
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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: 20190813 Termination date: 20191220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |