CN204261698U - For the buret clamp of reducing sugar test - Google Patents
For the buret clamp of reducing sugar test Download PDFInfo
- Publication number
- CN204261698U CN204261698U CN201420687487.0U CN201420687487U CN204261698U CN 204261698 U CN204261698 U CN 204261698U CN 201420687487 U CN201420687487 U CN 201420687487U CN 204261698 U CN204261698 U CN 204261698U
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- CN
- China
- Prior art keywords
- jig arm
- fixed
- clamp
- hole
- frame beam
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Abstract
The utility model discloses a kind of buret clamp for reducing sugar test, comprise pipe clamp body, frame beam, fixed bar and base; Described frame beam is fixed on described fixed bar, and described pipe clamp body is fixed on described frame beam by pipe clamp fixture, and the bottom of described fixed bar is fixed on described base.The utility model solves steam that when utilizing buret titration, solution to be measured boiling produces and to scald one's hand and cannot normally titration, and in buret cock, vaseline melts the problem of generation leakage, improves accuracy and the actual effect of experiment.
Description
Technical field
The utility model relates to a kind of experimental tool, specifically, relates to a kind of buret clamp for reducing sugar test.
Background technology
At present, when utilizing Lay mattress-Ai Nongshi method to measure reduced sugar, due to requirement of experiment need the condition of being boiled on electric furnace by solution to be measured under carry out titration, and buret vertically can only be fixed on iron stand and carries out titration by existing buret clamp, cause the hot and wayward cock of steam because solution boiling to be measured produces, experiment operator cannot normally titration, thus extends titration time, affects the accuracy of data.And the vaseline smeared in the stifling lower buret cock of vapours melts, buret leakage, causes the failure of an experiment, reduces the actual effect of experiment.
Utility model content
The technical problem that the utility model solves is to provide a kind of buret clamp for reducing sugar test, solve steam that when utilizing buret titration, solution to be measured boiling produces to scald one's hand and cannot normally titration, and in buret cock, vaseline melts the problem that leakage occurs, and improves accuracy and the actual effect of experiment.
Technical scheme is as follows:
For a buret clamp for reducing sugar test, comprise pipe clamp body, frame beam, fixed bar and base; Described frame beam is fixed on described fixed bar, and described pipe clamp body is fixed on described frame beam by pipe clamp fixture, and the bottom of described fixed bar is fixed on described base.
Further: described frame beam is provided with holder at middle part, described holder is provided with perforation and positioning screw, and described fixed bar is through in described perforation, fixes the described position of frame beam on described fixed bar by described positioning screw.
Further: the two ends of described frame beam have through hole, 2 described pipe clamp body are separately fixed on described through hole by pipe clamp fixture.
Further: the through hole at the two ends of described frame beam adopts Hua Xingkong.
Further: described pipe clamp fixture comprises nut and screw rod, by described nut and screw rod, described pipe clamp body is fixed on the through hole at described frame beam two ends.
Further: the structure of described pipe clamp fixture comprises shell, jig arm fixed bar, spring, jig arm fixed ring piece; Described jig arm fixed bar one end is provided with catch, the other end is provided with screw thread, and centre is provided with Hua Xingchi, and the external diameter that the external diameter of described colored shape tooth is greater than screw thread is less than the external diameter of described catch, described colored shape tooth and described colored shape hole with the use of, the bottom of described shell is provided with fixed via; The structure of described pipe clamp body comprises clamp arm, the first dynamic jig arm and the second dynamic jig arm, and the profile of described clamp arm, the described first dynamic jig arm, the described second dynamic jig arm is arc; Described clamp arm is provided with clamp arm through hole at middle part, two ends are respectively arranged with clamp arm folder post; Described first dynamic jig arm one end is provided with the first folder post, and the other end is provided with the first dynamic jig arm through hole, and described first folder post arranged outside has the first spanner; Described second dynamic jig arm one end is provided with the second folder post, and the other end is provided with the second dynamic jig arm through hole, and described second folder post arranged outside has the second spanner; Described jig arm fixed ring piece, the described first dynamic jig arm through hole, the described second dynamic jig arm through hole, clamp arm, described spring, the fixed via of described shell, jig arm hold-down nut are through successively and are provided with on the described jig arm fixed bar of described screw thread side; Described jig arm fixed ring piece withstands on described colored shape tooth, and described spring is positioned at described shell, and the two ends of described spring are stuck in the described first dynamic jig arm and the described second dynamic jig arm; Described colored shape tooth is positioned at described colored shape hole.
Further: two described pipe clamp body are separately fixed at described frame beam two ends.
Compared with prior art, the utility model technique effect comprises:
The utility model, on the basis of existing buret clamp, will operate spanner, the first dynamic jig arm, the second dynamic jig arm be opened, and the first dynamic jig arm and the second dynamic jig arm be coordinated with clamp arm and be clamped by buret, when needs rotate buret adjustment angle, pipe clamp body is pulled out, flower shape tooth exits Hua Xingkong, under the effect of catch, flower shape hole is between the catch and flower shape tooth of jig arm fixed bar, pipe clamp body is rotated around jig arm fixed bar and can realize adjustment buret angle, rotation along with pipe clamp body can change the titration angle of buret, solve steam that when utilizing buret titration, solution to be measured boiling produces to scald one's hand and cannot normally titration, and vaseline melts the problem that leakage occurs in buret cock, improve accuracy and the actual effect of experiment.
Accompanying drawing explanation
Fig. 1 is the front view for the buret clamp of reducing sugar test in the utility model;
Fig. 2 is the upward view of pipe clamp body and frame beam part in the utility model;
Fig. 3 is the stereogram of pipe clamp body in the utility model;
Fig. 4 is the side view of pipe clamp body in the utility model;
Fig. 5 is the structure chart of jig arm fixed bar in the utility model.
Detailed description of the invention
The utility model is applicable to specialize in universities and colleges, scientific research department and production unit in the use of carrying out titration when Lay mattress-Ai Nongshi method measures reduced sugar.
Below with reference to the accompanying drawings and preferred embodiment, technical solutions of the utility model are elaborated.
As shown in Figure 1, be front view for the buret clamp of reducing sugar test in the utility model; As shown in Figure 2, be the upward view of pipe clamp body and frame beam 1 part in the utility model.
Buret clamp for reducing sugar test comprises on the whole: pipe clamp body, frame beam 1, fixed bar 6 and base 7; Frame beam 1 is fixed on fixed bar 6, and pipe clamp body is fixed on frame beam 1 by pipe clamp fixture 5, and the bottom of fixed bar 6 is fixed on base 7.
Frame beam 1 is provided with holder 11 at middle part, and holder 11 is provided with perforation 12 and positioning screw 13, and fixed bar 6 is through in perforation 12, fixes the position of frame beam 1 on fixed bar 6 by positioning screw 13.
The two ends of frame beam 1 have through hole, and 2 pipe clamp body are separately fixed on through hole by pipe clamp fixture 5.Pipe clamp fixture 5 can select nut and screw rod, utilizes nut and screw rod pipe clamp body to be fixed on the through hole at frame beam 1 two ends.
As shown in Figure 3, be the stereogram of pipe clamp body in the utility model; As shown in Figure 4, be the side view of pipe clamp body in the utility model; As shown in Figure 5, be the structure chart of jig arm fixed bar in the utility model.
In this preferred embodiment, the through hole at frame beam 1 two ends adopts Hua Xingkong.
The structure of pipe clamp fixture 5 comprises shell 51, jig arm fixed bar 52, spring, jig arm fixed ring piece 53.
Jig arm fixed bar 52 one end is provided with catch 522, the other end is provided with screw thread 523, centre is provided with colored shape tooth 521, the external diameter of flower shape tooth 521 is greater than the external diameter of screw thread 523, the external diameter of flower shape tooth 521 is less than the external diameter of catch 522, and the shape of flower shape tooth 521 is identical with external diameter with the shape of Hua Xingkong with external diameter.
The bottom of shell 51 is provided with fixed via; The dynamic jig arm 4 of the dynamic jig arm of jig arm fixed ring piece 53, first 3, second, clamp arm 2, spring, the fixed via of shell 51, jig arm hold-down nut be through successively be provided with screw thread 523 side jig arm fixed bar 52 on; Jig arm fixed ring piece 53 withstands on colored shape tooth 521, spring is positioned at shell 51, the two ends of spring are stuck in the dynamic jig arm 4 of the first dynamic jig arm 3, second, jig arm hold-down nut is spun on screw thread 523, the dynamic jig arm 4 of dynamic for jig arm fixed ring piece 53, first jig arm 3, second, clamp arm 2, spring, shell 51 is fixed on jig arm fixed bar 52.
Flower shape tooth 521 is through in colored shape hole, and catch 522 is positioned at outside colored shape hole, thus two pipe clamp body are separately fixed at frame beam 1 two ends.
The structure of pipe clamp body comprises: the dynamic jig arm 4 of the dynamic jig arm of clamp arm 2, first 3, second, and the profile of the dynamic jig arm 4 of the dynamic jig arm of clamp arm 2, first 3, second is arc; Clamp arm 2 is provided with clamp arm through hole at middle part, two ends be respectively arranged with clamp arm folder post 21, clamp arm 2 be through by clamp arm through hole be provided with screw thread 523 side jig arm fixed bar 52 on; First dynamic jig arm 3 one end is provided with the first folder post 31, and the other end is provided with the first dynamic jig arm through hole, and the first dynamic jig arm through hole that the first folder post 31 arranged outside has the first spanner 32, first to move jig arm 3 is through and is provided with on the jig arm fixed bar 52 of screw thread side; Second dynamic jig arm 4 one end is provided with the second folder post 41, and the other end is provided with the second dynamic jig arm through hole, and the second dynamic jig arm through hole that the second folder post 41 arranged outside has the second spanner 42, second to move jig arm 4 is through and is provided with on the jig arm fixed bar 52 of screw thread side.
During experiment, operate the first spanner 32 and the second spanner 42 and first dynamic jig arm 3 and the second dynamic jig arm 4 are opened, buret is put into clamp arm folder post 21 and the first folder post 31 and clamp arm and press from both sides post 21 and second and press from both sides between post 41 and clamp, can normally use; When needs rotate buret adjustment angle, pipe clamp body is pulled out, flower shape tooth 521 exits Hua Xingkong, under the effect of catch 522, flower shape hole, between the catch 522 and flower shape tooth 521 of jig arm fixed bar 52, makes pipe clamp body rotate around jig arm fixed bar 52 and can realize adjustment buret angle.
Claims (7)
1. for a buret clamp for reducing sugar test, it is characterized in that: comprise pipe clamp body, frame beam, fixed bar and base; Described frame beam is fixed on described fixed bar, and described pipe clamp body is fixed on described frame beam by pipe clamp fixture, and the bottom of described fixed bar is fixed on described base.
2. as claimed in claim 1 for the buret clamp of reducing sugar test, it is characterized in that: described frame beam is provided with holder at middle part, described holder is provided with perforation and positioning screw, described fixed bar is through in described perforation, fixes the described position of frame beam on described fixed bar by described positioning screw.
3. as claimed in claim 1 for the buret clamp of reducing sugar test, it is characterized in that: the two ends of described frame beam have through hole, 2 described pipe clamp body are separately fixed on described through hole by pipe clamp fixture.
4. as claimed in claim 3 for the buret clamp of reducing sugar test, it is characterized in that: the through hole at the two ends of described frame beam adopts Hua Xingkong.
5. as claimed in claim 3 for the buret clamp of reducing sugar test, it is characterized in that: described pipe clamp fixture comprises nut and screw rod, by described nut and screw rod, described pipe clamp body is fixed on the through hole at described frame beam two ends.
6. as claimed in claim 4 for the buret clamp of reducing sugar test, it is characterized in that: the structure of described pipe clamp fixture comprises shell, jig arm fixed bar, spring, jig arm fixed ring piece; Described jig arm fixed bar one end is provided with catch, the other end is provided with screw thread, and centre is provided with Hua Xingchi, and the external diameter that the external diameter of described colored shape tooth is greater than screw thread is less than the external diameter of described catch, described colored shape tooth and described colored shape hole with the use of, the bottom of described shell is provided with fixed via; The structure of described pipe clamp body comprises clamp arm, the first dynamic jig arm and the second dynamic jig arm, and the profile of described clamp arm, the described first dynamic jig arm, the described second dynamic jig arm is arc; Described clamp arm is provided with clamp arm through hole at middle part, two ends are respectively arranged with clamp arm folder post; Described first dynamic jig arm one end is provided with the first folder post, and the other end is provided with the first dynamic jig arm through hole, and described first folder post arranged outside has the first spanner; Described second dynamic jig arm one end is provided with the second folder post, and the other end is provided with the second dynamic jig arm through hole, and described second folder post arranged outside has the second spanner; Described jig arm fixed ring piece, the described first dynamic jig arm through hole, the described second dynamic jig arm through hole, clamp arm, described spring, the fixed via of described shell, jig arm hold-down nut are through successively and are provided with on the described jig arm fixed bar of described screw thread side; Described jig arm fixed ring piece withstands on described colored shape tooth, and described spring is positioned at described shell, and the two ends of described spring are stuck in the described first dynamic jig arm and the described second dynamic jig arm; Described colored shape tooth is positioned at described colored shape hole.
7. as described in any one of claim 1 to 6 for the buret clamp of reducing sugar test, it is characterized in that: two described pipe clamp body are separately fixed at described frame beam two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687487.0U CN204261698U (en) | 2014-11-17 | 2014-11-17 | For the buret clamp of reducing sugar test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687487.0U CN204261698U (en) | 2014-11-17 | 2014-11-17 | For the buret clamp of reducing sugar test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204261698U true CN204261698U (en) | 2015-04-15 |
Family
ID=52796598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420687487.0U Expired - Fee Related CN204261698U (en) | 2014-11-17 | 2014-11-17 | For the buret clamp of reducing sugar test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204261698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212250A (en) * | 2018-01-19 | 2018-06-29 | 李照阳 | A kind of titration platform for high school student's chemical experiment |
-
2014
- 2014-11-17 CN CN201420687487.0U patent/CN204261698U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212250A (en) * | 2018-01-19 | 2018-06-29 | 李照阳 | A kind of titration platform for high school student's chemical experiment |
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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 |
Granted publication date: 20150415 Termination date: 20151117 |
|
| EXPY | Termination of patent right or utility model |