CN221558471U - Test tube rack with timing function - Google Patents
Test tube rack with timing function Download PDFInfo
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- CN221558471U CN221558471U CN202322829688.1U CN202322829688U CN221558471U CN 221558471 U CN221558471 U CN 221558471U CN 202322829688 U CN202322829688 U CN 202322829688U CN 221558471 U CN221558471 U CN 221558471U
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- test tube
- fixed plate
- timing function
- tube rack
- thread bush
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- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a test tube rack with a timing function, which relates to the technical field of test tube placing equipment and comprises a test tube base, wherein a timing meter is arranged on the surface of the test tube base, and a spherical groove is formed in the top of the test tube base; four guide posts are fixedly connected to the top of the test tube base, limit balls are fixedly connected to the tops of the four guide posts, and fixing plates are sleeved on the surfaces of the four guide posts in a sliding manner; the inside rotation of fixed plate is connected with the thread bush, and the fixed surface of thread bush is connected with the carousel, and the inside of fixed plate is provided with fixing device, and this test tube rack of taking timing function, thread bush slide from top to bottom and drive the fixed plate and slide, and at this moment, the staff can put into the inside of fixed plate to the test tube of different height, and the staff can be according to the length adjustment fixed plate's of test tube height, increases the application scope of this test tube rack, conveniently deposits the test tube of length size difference more.
Description
Technical Field
The utility model relates to the technical field of test tube placement equipment, in particular to a test tube placement rack with a timing function.
Background
The test tube rack is the most basic laboratory instrument of the chemistry laboratory that is used for placing, airing test tube, also can place the test tube on the test tube rack sometimes, observes the phenomenon of certain experiment, is equipped with corresponding number little wooden pillar and aperture in the test tube rack, has the foraminiferous test tube to stand by or so that continue to observe the reaction go on, has the post can be with washing test tube to put down so that airing.
The patent is published: CN217856302U discloses test tube rack, through be in first folding plate's upper and lower both sides set up swing joint's second folding plate respectively, and will place the board and be in the second folding plate swing joint of top, and will the bottom plate is connected with the second folding plate that is in the below, makes wholly form a frame construction, can place the test tube, can fold the shrink when not using simultaneously, occupation space not to overall structure folding speed is fast, and is efficient when using, and sound construction is difficult for loosening.
Based on the above search findings, the above patent has the following problems in use: although this test tube rack can place the test tube, can fold the shrink when not using simultaneously, occupation space to overall structure folding speed is fast, and efficient when using, and sound construction, but this test tube rack can not be according to the length adjustment of test tube its height, has certain limitation, and application scope is less, when the length size of test tube is different, inconvenient depositing.
Disclosure of utility model
The utility model aims to at least solve one of the technical problems in the prior art, and provides a test tube rack with a timing function, which can solve the problems that the height of the test tube rack cannot be adjusted according to the length of a test tube, the application range is small, and the test tube rack is inconvenient to store when the lengths of the test tubes are different.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the test tube rack with the timing function comprises a test tube base, wherein a timing meter is arranged on the surface of the test tube base, and a spherical groove is formed in the top of the test tube base;
four guide posts are fixedly connected to the top of the test tube base, limit balls are fixedly connected to the tops of the four guide posts, and fixing plates are sleeved on the surfaces of the four guide posts in a sliding manner;
Wherein, the inside rotation of fixed plate is connected with the thread bush, and the fixed surface of thread bush is connected with the carousel, and the inside of fixed plate is provided with fixing device.
Preferably, the internal thread of the thread bush is sheathed with a threaded rod, and the lower end of the threaded rod is fixedly connected to the top of the test tube base.
Preferably, an annular clamping groove is formed in the fixing plate, a wear-resistant ball is connected in the annular clamping groove in a sliding mode, and the surface of the wear-resistant ball is in contact with the surface of the guide post.
Preferably, the fixing device comprises two sliding clamping plates, the two sliding clamping plates are both in sliding connection with the inside of the fixing plate, and a pressure spring is fixedly connected to one side of the two sliding clamping plates opposite to each other.
Preferably, the tops of the two sliding clamping plates are fixedly connected with pull rods.
Preferably, the surface of the sliding clamping plate is provided with a first clamping groove, the inner wall of the fixing plate is provided with a second clamping groove, and the sizes of the first clamping groove and the second clamping groove are the same.
Compared with the prior art, the utility model has the beneficial effects that:
(1) This test tube rack of area timing function, threaded sleeve rotate and slide from top to bottom through the threaded connection effect between with the threaded rod, and the threaded sleeve slides from top to bottom and drives the fixed plate and slide from top to bottom, and at this moment, the staff can put into the inside of fixed plate to the test tube of different height, and the staff can be according to the height of the length adjustment fixed plate of test tube, increases the application scope of this test tube rack, conveniently deposits the test tube of length variation more.
(2) This test tube rack of area timing function, fixed plate gliding in-process from top to bottom and through frictional force drive wear-resisting ball takes place to roll in the inside of annular draw-in groove, and then reduces the frictional force between fixed plate and the guide pillar, reduces the gliding resistance from top to bottom of fixed plate, prevents that the fixed plate card from at the surface of guide pillar, guarantees that the fixed plate is stable to slide from top to bottom.
(3) This take test tube rack of timing function, staff put into the inside of second draw-in groove to the test tube, loosens the pull rod after, and compression spring release elasticity and promotes the slip splint and slide, and the slip splint slides and drives first draw-in groove and slide and extrude the surface at the test tube, can fix the test tube through first draw-in groove and second draw-in groove, prevents that the test tube from taking place to rock, promotes the stability fixed to the test tube, guarantees the security of test tube.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the whole structure of a test tube rack with timing function according to the present utility model;
FIG. 2 is a schematic top view of a test tube rack with timing function according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a fixing plate according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
Reference numerals: 1. a test tube base; 2. a time piece; 3. a spherical groove; 4. a guide post; 5. a limit ball; 6. a fixing plate; 7. a thread sleeve; 8. a turntable; 9. a threaded rod; 10. an annular clamping groove; 11. wear-resistant balls; 12. a sliding clamping plate; 13. a pressure spring; 14. a pull rod; 15. a first clamping groove; 16. and a second clamping groove.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a take test tube rack of timing function, includes test tube base 1, and the surface of test tube base 1 is provided with time-recorder 2, and spherical recess 3 has been seted up at the top of test tube base 1;
The top of the test tube base 1 is fixedly connected with four guide posts 4, the tops of the four guide posts 4 are fixedly connected with limiting balls 5, and the surfaces of the four guide posts 4 are in sliding sleeve connection with a fixing plate 6.
After the staff put into the inside of fixed plate 6 the test tube, the test tube is through self gravity effect sideslip downwards gradually and get into the inside of spherical recess 3, and at this moment, the staff can be through the timing table 2 timing, makes things convenient for the staff to record the reaction time of the inside article of test tube.
Wherein, the inside of the fixed plate 6 is rotationally connected with a thread bush 7, and the surface of the thread bush 7 is fixedly connected with a rotary table 8;
wherein, threaded rod 9 has been cup jointed to the internal thread of thread bush 7, and the lower extreme fixed connection of threaded rod 9 is at the top of test tube base 1.
The staff rotates carousel 8, carousel 8 rotates and drives thread bush 7 at threaded rod 9's surface rotation, and thread bush 7 is rotatory and through the threaded connection effect between the threaded rod 9 slide from top to bottom, and thread bush 7 slides from top to bottom and drives fixed plate 6 and slide from top to bottom, and at this moment, the staff can put into the inside of fixed plate 6 the test tube of different height, and the staff can be according to the height of test tube's length adjustment fixed plate 6, increases the application scope of this test tube rack, more conveniently deposits the test tube of length variation in size.
The inside of the fixed plate 6 is provided with an annular clamping groove 10, the inside of the annular clamping groove 10 is connected with a wear-resistant ball 11 in a sliding mode, and the surface of the wear-resistant ball 11 is in contact with the surface of the guide post 4.
The fixed plate 6 slides from top to bottom on the surface of four guide posts 4, carries out spacing to the fixed plate 6 through four guide posts 4, and then guarantees that the fixed plate 6 slides from top to bottom vertically, and the in-process of fixed plate 6 slides from top to bottom drives wear-resisting ball 11 through frictional force and takes place to roll at annular draw-in groove 10's inside, and then reduces the frictional force between fixed plate 6 and the guide post 4, reduces the gliding resistance from top to bottom of fixed plate 6, prevents that fixed plate 6 card from at the surface of guide post 4, guarantees that fixed plate 6 slides from top to bottom steadily.
Wherein, the inside of the fixed plate 6 is connected with two sliding clamping plates 12 in a sliding way, one side of the two sliding clamping plates 12 opposite to each other is fixedly connected with a pressure spring 13, and the tops of the two sliding clamping plates 12 are fixedly connected with a pull rod 14;
The surface of the sliding clamping plate 12 is provided with a first clamping groove 15, the inner wall of the fixed plate 6 is provided with a second clamping groove 16, and the first clamping groove 15 and the second clamping groove 16 have the same size.
The staff slides two pull rods 14 relatively, and two pull rods 14 slides relatively and drives two slide clamp plates 12 to slide relatively and extrude pressure spring 13, and pressure spring 13 gives two slide clamp plates 12 a reverse effort, then, the staff put into the inside of second draw-in groove 16 to the test tube, after releasing pull rod 14, pressure spring 13 release elasticity and promote slide clamp plate 12 to slide, and slide clamp plate 12 slides and drives first draw-in groove 15 and slide and extrude at the surface of test tube, can fix the test tube through first draw-in groove 15 and second draw-in groove 16, prevents that the test tube from taking place to rock, promotes the stability fixed to the test tube, guarantees the security of test tube.
Working principle: this take test tube rack of timing function, the staff rotates carousel 8 when using, carousel 8 rotates and drives thread bush 7 at threaded rod 9's surface rotation, thread bush 7 is rotatory and through with threaded connection effect between the threaded rod 9 slide from top to bottom, thread bush 7 drives fixed plate 6 and slides from top to bottom, at this moment, the staff can put into the inside of fixed plate 6 with the test tube of different height, fixed plate 6 gliding in-process from top to bottom and drive wear-resisting ball 11 through frictional force and take place to roll in annular draw-in groove 10, and then reduce the frictional force between fixed plate 6 and the guide pillar 4, staff slides two pull rods 14 relatively, two pull rods 14 relative slip drive two slide clamp plates 12 relative slip extrusion compression spring 13, compression spring 13 gives a reverse effort to two slide clamp plates 12, then, the staff puts into the inside of second draw-in groove 16 to the test tube, after releasing the pull rod 14, compression spring 13 releases elasticity and promotes slide clamp plate 12 slip and drives first draw-in groove 15 slip and extrudees the surface that shakes in the test tube, prevent that test tube from taking place.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a take test tube rack of timing function, includes test tube base (1), its characterized in that: the surface of the test tube base (1) is provided with a timing meter (2), and the top of the test tube base (1) is provided with a spherical groove (3);
four guide posts (4) are fixedly connected to the top of the test tube base (1), limit balls (5) are fixedly connected to the tops of the four guide posts (4), and fixing plates (6) are sleeved on the surfaces of the four guide posts (4) in a sliding mode;
Wherein, the inside rotation of fixed plate (6) is connected with thread bush (7), and the fixed surface of thread bush (7) is connected with carousel (8), and the inside of fixed plate (6) is provided with fixing device.
2. The test tube rack with timing function according to claim 1, wherein: the internal thread of thread bush (7) cup joints threaded rod (9), and the lower extreme fixed connection of threaded rod (9) is at the top of test tube base (1).
3. The test tube rack with timing function according to claim 1, wherein: an annular clamping groove (10) is formed in the fixing plate (6), a wear-resistant ball (11) is connected in the annular clamping groove (10) in a sliding mode, and the surface of the wear-resistant ball (11) is in contact with the surface of the guide post (4).
4. The test tube rack with timing function according to claim 1, wherein: the fixing device comprises two sliding clamping plates (12), the two sliding clamping plates (12) are both in sliding connection with the inside of the fixing plate (6), and one side, opposite to the two sliding clamping plates (12), of the fixing device is fixedly connected with a pressure spring (13).
5. The test tube rack with timing function according to claim 4, wherein: the tops of the two sliding clamping plates (12) are fixedly connected with a pull rod (14).
6. The test tube rack with timing function according to claim 4, wherein: the surface of the sliding clamping plate (12) is provided with a first clamping groove (15), the inner wall of the fixed plate (6) is provided with a second clamping groove (16), and the sizes of the first clamping groove (15) and the second clamping groove (16) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322829688.1U CN221558471U (en) | 2023-10-20 | 2023-10-20 | Test tube rack with timing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322829688.1U CN221558471U (en) | 2023-10-20 | 2023-10-20 | Test tube rack with timing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221558471U true CN221558471U (en) | 2024-08-20 |
Family
ID=92267565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322829688.1U Active CN221558471U (en) | 2023-10-20 | 2023-10-20 | Test tube rack with timing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221558471U (en) |
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2023
- 2023-10-20 CN CN202322829688.1U patent/CN221558471U/en active Active
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