CN210496516U - Adjustable test tube bracket for chemical experiments - Google Patents
Adjustable test tube bracket for chemical experiments Download PDFInfo
- Publication number
- CN210496516U CN210496516U CN201921142829.XU CN201921142829U CN210496516U CN 210496516 U CN210496516 U CN 210496516U CN 201921142829 U CN201921142829 U CN 201921142829U CN 210496516 U CN210496516 U CN 210496516U
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- fixedly connected
- threaded rod
- test tube
- threaded
- diaphragm
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- 238000002474 experimental method Methods 0.000 title claims abstract description 22
- 239000000126 substance Substances 0.000 title description 10
- 238000005192 partition Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 7
- 239000000203 mixture Substances 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a test tube bracket for chemistry experiments with adjustable, including the diaphragm, the through-hole has been seted up at the top of diaphragm, the bottom fixedly connected with baffle of diaphragm, the front side of baffle is run through and is provided with first threaded rod, the rear end of first threaded rod runs through to the outside and the fixedly connected with second threaded rod of baffle, the surface cover of first threaded rod is equipped with first thread bush, first threaded rod and first thread bush threaded connection. The utility model discloses possess and carry out the advantage that presss from both sides tightly to the test tube of different length and different diameters, solved current test-tube rack structure for the chemistry experiments fixed, can not carry out altitude mixture control according to the test tube of different length, can not press from both sides tight the regulation to the test tube of different diameters, need dispose corresponding test-tube rack placing the test tube of different length and different diameters to increased the test cost, occupied more operating space simultaneously, the problem that inconvenient user used.
Description
Technical Field
The utility model relates to a chemistry experiment technical field specifically is a test tube bracket for chemistry experiments with adjustable.
Background
Chemistry is a natural science, and the composition, properties, structure and change rules of substances are researched on the molecular and atomic level; creating the science of new substances. The world is composed of substances, chemistry is one of the main methods and means for human beings to know and reform the substance world, and the chemical experiment device is a long-history and energetic subject, and the achievement of the chemical experiment device is an important sign of social civilization.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test tube bracket for chemistry experiments with adjustable, possess and carry out the tight advantage of clamp to the test tube of different length and different diameters, it is fixed to have solved current test tube rack structure for chemistry experiments, can not carry out altitude mixture control according to the test tube of different length, can not press from both sides tight regulation to the test tube of different diameters, need dispose corresponding test-tube rack placing the test tube of different length and different diameters, thereby increased the test cost, occupy more operating space simultaneously, the problem that inconvenient user used.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a test tube bracket for chemistry experiments with adjustable, includes the diaphragm, the through-hole has been seted up at the top of diaphragm, the bottom fixedly connected with baffle of diaphragm, the front side of baffle is run through and is provided with first threaded rod, the rear end of first threaded rod runs through to the outside of baffle and fixedly connected with second threaded rod, the surface cover of first threaded rod is equipped with first thread bush, first threaded rod and first thread bush threaded connection, the surface cover of second threaded rod is equipped with the second thread bush, second threaded rod and second thread bush threaded connection, the screw thread of first threaded rod and second threaded rod is opposite, the equal fixedly connected with fixed frame in front side and the rear side of diaphragm, the top fixedly connected with first guide arm of first thread bush, the top of first guide arm runs through to the outside of fixed frame, the top fixedly connected with second guide arm of second thread bush, the top of second guide arm runs through to the outside of fixed frame, the left top fixedly connected with L type pole of first guide arm, the positive top fixedly connected with stock of second guide arm, the right side fixedly connected with head rod of L type pole, the left side fixedly connected with second connecting rod of stock, the first clamp ring of one end fixedly connected with of L type pole is kept away from to the head rod, the one end fixedly connected with second clamp ring of stock is kept away from to the second connecting rod, the four corners at diaphragm top all runs through and is provided with the bolt, the bottom of bolt runs through the diaphragm and extends to the outside of diaphragm, the bottom cover of bolt is equipped with the screwed pipe, bolt and screwed pipe threaded connection.
Preferably, a bearing is arranged between the bolt and the transverse plate, and the bearing is sleeved on the surface of the bolt.
Preferably, the bottom of the threaded pipe is fixedly connected with a support, and the top of the support is fixedly connected with a cotton pad.
Preferably, the front side of the first threaded rod is fixedly connected with a first rotary table, and the rear side of the second threaded rod is fixedly connected with a second rotary table.
Preferably, the inner walls of the first clamping ring and the second clamping ring are fixedly connected with rubber sleeves, and the first clamping ring and the second clamping ring are crescent in shape.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a diaphragm, the through-hole, a separation plate, first threaded rod, the second threaded rod, first thread bush, the second thread bush, fixed frame, first guide arm, the second guide arm, L type pole, the stock, the head rod, the second connecting rod, first clamp ring, the second clamp ring, bolt and screwed pipe cooperate, possess and carry out the advantage that presss from both sides tightly to the test tube of different length and different diameters, the test tube rack structural fixation for the current chemistry experiment has been solved, can not carry out altitude mixture control according to the test tube of different length, can not press from both sides tight regulation to the test tube of different diameters, need dispose corresponding test tube rack placing the test tube of different length and different diameters, thereby the test cost has been increased, occupy more operating space simultaneously, the problem that inconvenient user used.
2. The utility model discloses a set up the bearing, make the smooth drive diaphragm of bolt ability rise and descend, through setting up the support, carry out further fixed to the test tube bracket, prevent that the test tube bracket is insecure and empty, through setting up cotton pad, protect the test tube, prevent that test tube and support direct contact from leading to breaking, through setting up first carousel and second carousel, the rotation to first threaded rod and second threaded rod is convenient, through setting up the rubber sleeve, protect the test tube of pressing from both sides tight, prevent to lead to the test tube excessively hard to break.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial top view of the present invention;
FIG. 3 is a schematic view of the rear cross-sectional structure of the present invention;
fig. 4 is a schematic view of the local bottom view structure of the present invention.
In the figure: the device comprises a transverse plate 1, a through hole 2, a partition plate 3, a first threaded rod 4, a second threaded rod 5, a first threaded sleeve 6, a second threaded sleeve 7, a fixed frame 8, a first guide rod 9, a second guide rod 10, an L-shaped rod 11, a long rod 12, a first connecting rod 13, a second connecting rod 14, a first clamping ring 15, a second clamping ring 16, a bolt 17, a threaded pipe 18, a support 19, a cotton pad 20, a first rotating disc 21, a second rotating disc 22 and a rubber sleeve 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a diaphragm 1, through-hole 2, baffle 3, first threaded rod 4, second threaded rod 5, first thread bush 6, second thread bush 7, fixed frame 8, first guide arm 9, second guide arm 10, L type pole 11, stock 12, first connecting rod 13, second connecting rod 14, first clamp ring 15, second clamp ring 16, bolt 17, screwed pipe 18, support 19, cotton pad 20, first carousel 21, second carousel 22 and rubber sleeve 23 part are universal standard or the part that technical personnel in the field know, its structure and principle all are this technical manual all can learn or learn through conventional experimental method.
Referring to fig. 1-4, an adjustable test tube bracket for chemical experiments comprises a transverse plate 1, a through hole 2 is formed at the top of the transverse plate 1, a partition plate 3 is fixedly connected to the bottom of the transverse plate 1, a first threaded rod 4 is arranged at the front side of the partition plate 3 in a penetrating manner, the rear end of the first threaded rod 4 penetrates to the outside of the partition plate 3 and is fixedly connected with a second threaded rod 5, a first threaded sleeve 6 is sleeved on the surface of the first threaded rod 4, the first threaded rod 4 is in threaded connection with the first threaded sleeve 6, a second threaded sleeve 7 is sleeved on the surface of the second threaded rod 5, the second threaded rod 5 is in threaded connection with the second threaded sleeve 7, the threads of the first threaded rod 4 and the second threaded rod 5 are opposite, fixed frames 8 are fixedly connected to the front side and the rear side of the transverse plate 1, a first guide rod 9 is fixedly connected to the top of the first threaded sleeve 6, and the top, the top of the second thread bushing 7 is fixedly connected with a second guide rod 10, the top of the second guide rod 10 penetrates to the outside of the fixed frame 8, the top of the left side of the first guide rod 9 is fixedly connected with an L-shaped rod 11, the top of the front side of the second guide rod 10 is fixedly connected with a long rod 12, the right side of the L-shaped rod 11 is fixedly connected with a first connecting rod 13, the left side of the long rod 12 is fixedly connected with a second connecting rod 14, one end of the first connecting rod 13, far away from the L-shaped rod 11, is fixedly connected with a first clamping ring 15, one end of the second connecting rod 14, far away from the long rod 12, is fixedly connected with a second clamping ring 16, four corners of the top of the transverse plate 1 are all penetrated with bolts 17, the bottoms of the bolts 17 penetrate through the transverse plate 1 and extend to the outside of the transverse plate 1, the bottoms of the bolts 17 are sleeved with, by arranging the bearing, the bolt 17 can smoothly drive the transverse plate 1 to ascend and descend, the bottom of the threaded pipe 18 is fixedly connected with the support 19, the top of the support 19 is fixedly connected with the cotton pad 20, the test tube bracket is further fixed by arranging the support 19 to prevent the test tube bracket from toppling over due to insecurity, the test tube is protected by arranging the cotton pad 20 to prevent the test tube from cracking caused by direct contact with the support 19, the front side of the first threaded rod 4 is fixedly connected with the first rotary disc 21, the rear side of the second threaded rod 5 is fixedly connected with the second rotary disc 22, the first threaded rod 4 and the second threaded rod 5 are conveniently rotated by arranging the first rotary disc 21 and the second rotary disc 22, the inner walls of the first clamping ring 15 and the second clamping ring 16 are both fixedly connected with the rubber sleeve 23, the first clamping ring 15 and the second clamping ring 16 are crescent-shaped, and the test tube clamping is protected by arranging the rubber sleeve 23, the test tube rack has the advantages of preventing the test tube from being broken due to excessive force, and having the advantages of clamping test tubes with different lengths and different diameters by matching the transverse plate 1, the through hole 2, the partition plate 3, the first threaded rod 4, the second threaded rod 5, the first threaded sleeve 6, the second threaded sleeve 7, the fixing frame 8, the first guide rod 9, the second guide rod 10, the L-shaped rod 11, the long rod 12, the first connecting rod 13, the second connecting rod 14, the first clamping ring 15, the second clamping ring 16, the bolt 17 and the threaded tube 18, solving the problems that the existing test tube rack for chemical experiments is fixed in structure, cannot adjust the height according to the test tubes with different lengths and cannot adjust the test tubes with different diameters, corresponding test tube racks are needed to be arranged for placing test tubes with different lengths and different diameters, so that the test cost is increased, more operation spaces are occupied, and the use of a user is inconvenient.
When the test tube bracket is used, when the test tube bracket needs to be lifted, the bolt 17 is rotated by hand, the bolt 17 is in threaded connection with the threaded pipe 18, the bolt 17 moves up and down along with the rotation, the up-and-down movement of the bolt 17 drives the transverse plate 1 to lift, so that when different test tubes need to be lifted, the first rotary plate 21 or the second rotary plate 22 is rotated by hand, the first rotary plate 21 rotates to drive the first threaded rod 4 to rotate, the first threaded rod 4 rotates to drive the second threaded rod 5 to rotate, because the threads of the first threaded rod 4 and the second threaded rod 5 are opposite, the first threaded rod 4 and the second threaded rod 5 rotate to drive the first threaded sleeve 6 and the second threaded sleeve 7 to move in opposite directions, the first threaded sleeve 6 and the second threaded sleeve 7 move in opposite directions to drive the L-shaped rod 11 and the long rod 12 to move in opposite directions, l type pole 11 and stock move towards relative direction and drive first connecting rod 13 and the motion of second connecting rod 14 towards relative direction, and first connecting rod 13 and the motion of second connecting rod 14 towards relative direction drive first clamp ring 15 and the motion of second clamp ring 16 towards relative direction to press from both sides tightly the test tube.
In summary, the following steps: this adjustable test tube bracket for chemistry experiments, through diaphragm 1, through-hole 2, baffle 3, first threaded rod 4, second threaded rod 5, first thread bush 6, second thread bush 7, fixed frame 8, first guide arm 9, second guide arm 10, L type pole 11, stock 12, head rod 13, second connecting rod 14, first clamp ring 15, second clamp ring 16, bolt 17 and screwed pipe 18 cooperate, it is fixed to have solved current test tube rack structure for chemistry experiments, can not carry out altitude mixture control according to the test tube of different length, can not press from both sides tight regulation to the test tube of different diameters, need dispose corresponding test tube rack placing the test tube of different length and different diameters, thereby experimental cost has been increased, occupy more operating space simultaneously, the problem that inconvenient user used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a test tube bracket for chemistry experiments with adjustable, includes diaphragm (1), its characterized in that: the improved structure of the diaphragm is characterized in that a through hole (2) is formed in the top of the diaphragm (1), a partition plate (3) is fixedly connected to the bottom of the diaphragm (1), a first threaded rod (4) penetrates through the front side of the partition plate (3), the rear end of the first threaded rod (4) penetrates through the outside of the partition plate (3) and is fixedly connected with a second threaded rod (5), a first threaded sleeve (6) is sleeved on the surface of the first threaded rod (4), the first threaded rod (4) is in threaded connection with the first threaded sleeve (6), a second threaded sleeve (7) is sleeved on the surface of the second threaded rod (5), the second threaded rod (5) is in threaded connection with the second threaded sleeve (7), threads of the first threaded rod (4) and the second threaded rod (5) are opposite, a fixed frame (8) is fixedly connected to the front side and the rear side of the diaphragm (1), a first guide rod (9) is fixedly connected to the top of the first threaded sleeve (6), the top of first guide arm (9) runs through to the outside of fixed frame (8), the top fixedly connected with second guide arm (10) of second thread bush (7), the top of second guide arm (10) runs through to the outside of fixed frame (8), the left top fixedly connected with L type pole (11) of first guide arm (9), the positive top fixedly connected with stock (12) of second guide arm (10), the right side fixedly connected with first connecting rod (13) of L type pole (11), the left side fixedly connected with second connecting rod (14) of stock (12), the one end fixedly connected with first clamp ring (15) of L type pole (11) is kept away from in first connecting rod (13), the one end fixedly connected with second clamp ring (16) of stock (12) is kept away from in second connecting rod (14), the four corners at diaphragm (1) top all runs through and is provided with bolt (17), the bottom of bolt (17) runs through diaphragm (1) and extends to the outside of diaphragm (1), the bottom cover of bolt (17) is equipped with screwed pipe (18), bolt (17) and screwed pipe (18) threaded connection.
2. An adjustable chemistry experiment test tube holder, according to claim 1, wherein: a bearing is arranged between the bolt (17) and the transverse plate (1), and the bearing is sleeved on the surface of the bolt (17).
3. An adjustable chemistry experiment test tube holder, according to claim 2, wherein: the bottom of the threaded pipe (18) is fixedly connected with a support (19), and the top of the support (19) is fixedly connected with a cotton pad (20).
4. An adjustable chemistry experiment test tube holder, according to claim 1, wherein: the front side of first threaded rod (4) fixedly connected with first carousel (21), the rear side fixedly connected with second carousel (22) of second threaded rod (5).
5. An adjustable chemistry experiment test tube holder, according to claim 1, wherein: the inner walls of the first clamping ring (15) and the second clamping ring (16) are fixedly connected with rubber sleeves (23), and the first clamping ring (15) and the second clamping ring (16) are crescent in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921142829.XU CN210496516U (en) | 2019-07-20 | 2019-07-20 | Adjustable test tube bracket for chemical experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921142829.XU CN210496516U (en) | 2019-07-20 | 2019-07-20 | Adjustable test tube bracket for chemical experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210496516U true CN210496516U (en) | 2020-05-12 |
Family
ID=70584413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921142829.XU Expired - Fee Related CN210496516U (en) | 2019-07-20 | 2019-07-20 | Adjustable test tube bracket for chemical experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210496516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114789068A (en) * | 2022-04-25 | 2022-07-26 | 信阳农林学院 | Movable is reagent strorage device for chemistry experiments |
-
2019
- 2019-07-20 CN CN201921142829.XU patent/CN210496516U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114789068A (en) * | 2022-04-25 | 2022-07-26 | 信阳农林学院 | Movable is reagent strorage device for chemistry experiments |
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| 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: 20200512 |