CN211303125U - Adjustable test tube rack - Google Patents
Adjustable test tube rack Download PDFInfo
- Publication number
- CN211303125U CN211303125U CN201920857726.5U CN201920857726U CN211303125U CN 211303125 U CN211303125 U CN 211303125U CN 201920857726 U CN201920857726 U CN 201920857726U CN 211303125 U CN211303125 U CN 211303125U
- Authority
- CN
- China
- Prior art keywords
- test tube
- tube rack
- rack body
- spring
- transverse plate
- 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.)
- Active
Links
Images
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses an adjustable test tube rack, which comprises a test tube rack body, a rotating shaft, a supporting frame, a transverse plate, a clamping block, a spring, a containing hole, a second spring and a fixed sliding plate, when in use, a test tube penetrates through the containing hole, the clamping block is extruded by the test tube to be contracted towards the inside of the transverse plate, the spring is compressed in the contraction process of the clamping block, the spring is outwards extended under the action of restoring force after being compressed and extrudes the clamping block, the center of the containing hole moves to fix the test tube inside the containing hole, then the fixed sliding block is pressed towards the inside of the test tube rack body, the transverse plate slides, the transverse plate moves to a proper height, the fixed sliding plate is loosened, the fixed sliding plate pops out under the action of the spring and is clamped on the test tube rack body, and the gravity center of the test tube is prevented from being too high, resulting in the problem that the test tube rack is easy to topple over.
Description
Technical Field
The utility model belongs to the technical field of chemistry, especially, relate to a test-tube rack with adjustable.
Background
The test tube rack is the most basic experimental instrument of a chemical laboratory for placing (sometimes, test tubes can be placed on the test tube rack to observe the phenomenon of a certain experiment) and airing the test tubes; the test tube rack is attached with a corresponding number of small wooden columns and small holes, and the test tubes can be vertically placed for standby or for observing the reaction.
When doing the experiment, probably need the test tube of multiple specification to use simultaneously, and the length of the test tube of multiple specification is different, if directly place on the test-tube rack of same specification, makes holistic focus shift up easily, leads to the test-tube rack to place unstablely.
SUMMERY OF THE UTILITY MODEL
The utility model provides a test-tube rack with adjustable aims at solving when doing the experiment, and the test tube that probably needs multiple specification uses simultaneously, and the length of the test tube of multiple specification is different, if directly place on the test-tube rack of same specification, makes holistic focus shift up easily, leads to the test-tube rack to place unstable problem.
The utility model is realized in such a way, an adjustable test tube rack comprises a test tube rack body, a rotating shaft, a supporting frame, a transverse plate, a clamping block, a spring, a containing hole, a second spring and a fixed sliding plate, wherein the rotating shaft is positioned at the top of the test tube rack body, the rotating shaft penetrates through the test tube rack body and is rotationally connected with the test tube rack body, the supporting frame is positioned on the rotating shaft, the supporting frame is fixedly connected with the rotating shaft, the transverse plate is positioned inside the test tube rack body and is slidably connected with the test tube rack body, the clamping block is positioned inside the transverse plate and is slidably connected with the transverse plate, the spring is positioned outside the clamping block and is fixedly connected with the clamping block, the second spring is positioned inside the test tube rack body and is fixedly connected with the test tube rack body, the fixed sliding plate is positioned between the transverse plate and the second spring, the transverse plate is fixedly connected with the second spring through the fixed sliding plate, the containing hole is formed in the transverse plate and penetrates through the transverse plate
Preferably, the test tube rack body is C form, circular through-hole has all been seted up at test tube rack body both sides top, and the internal diameter of this circular through-hole equals the diameter of pivot.
Preferably, the pivot is cylindricly, the quantity of pivot is two, two the top diameter of pivot all is less than its bottom diameter, and two the pivot is followed the axis of test-tube rack body is the symmetric distribution.
Preferably, the transverse plates are of rectangular plate structures and are divided into two layers, and a gap is reserved between the two layers of the transverse plates.
Preferably, the grip block is circular-arc, every it all is equipped with four to establish downthehole portion greatly the grip block, four the grip block is the ring form each other the concatenation.
Preferably, the number of the springs is multiple, the springs are in one-to-one correspondence with the clamping blocks, one end of each spring is fixedly connected with the clamping block, and the other end of each spring is fixedly connected with the transverse plate.
Preferably, the test tube rack body still includes the fixed slot, the fixed slot is seted up the bottom of test tube rack body, the fixed slot is circular, just the inner chamber size from the top down of fixed slot reduces gradually.
Preferably, the clamping grooves are formed in the two sides of the test tube rack body, the second spring is located inside the clamping groove, the bottom end of the second spring is fixedly connected with the test tube rack body, and the top end of the second spring is fixedly connected with the fixed sliding plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an adjustable test-tube rack, when in use, a test tube is penetrated through the containing hole, the clamping block is extruded by the test tube to cause the clamping block to contract towards the inside of the transverse plate, the spring is compressed in the contraction process of the clamping block, the spring is outwards extended under the action of restoring force after being compressed and extrudes the clamping block, the center of the containing hole moves to fix the test tube inside the containing hole, then the fixed slide block is pressed towards the inside of the test-tube rack body and slides the transverse plate, the fixed slide plate is loosened after the transverse plate moves to a proper height, the fixed slide plate is popped out under the action of the spring and clamped on the test-tube rack body, so that the gravity center of the test tube is prevented from being too high, resulting in the problem that the test tube rack is easy to topple over.
It should be understood that the foregoing is a preferred embodiment of the present invention, and it should be noted that modifications and decorations can be made by those skilled in the art without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the containing hole of the present invention;
FIG. 3 is a schematic view of the supporting frame of the present invention;
fig. 4 is a schematic view of the inside of the test tube rack body of the present invention;
in the figure: 11. a test tube rack body; 111. fixing grooves; 12. a rotating shaft; 13. a support frame; 14. a transverse plate; 15. A clamping block; 16. a spring; 17. a containing hole; 18. a second spring; 19. and (5) fixing the sliding plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so 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 invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides a solution: an adjustable test tube rack comprises a test tube rack body 11, a rotating shaft 12, a support frame 13, a transverse plate 14, a clamping block 15, a spring 16, a containing hole 17, a second spring 18 and a fixed sliding plate 19, wherein the rotating shaft 12 is positioned at the top of the test tube rack body 11, the rotating shaft 12 penetrates through the test tube rack body 11 and is rotatably connected with the test tube rack body 11, the support frame 13 is positioned on the rotating shaft 12, the support frame 13 is fixedly connected with the rotating shaft 12, the transverse plate 14 is positioned inside the test tube rack body 11 and is slidably connected with the test tube rack body 11, the clamping block 15 is positioned inside the transverse plate 14, the clamping block 15 is slidably connected with the transverse plate 14, the spring 16 is positioned outside the clamping block 15 and is fixedly connected with the clamping block 15, the second spring 18 is positioned inside the test tube rack body 11 and is fixedly connected with the test tube rack body 11, the fixed sliding plate 19 is positioned between the transverse plate 14 and the second spring 18, the transverse plate, the containing hole 17 is formed in the horizontal plate 14, and the containing hole 17 penetrates through the horizontal plate 14.
In this embodiment, the transverse plate 14 is disposed on the test tube rack body 11, the transverse plate 14 is divided into two layers, a gap is reserved between the two layers of transverse plates 14, a plurality of accommodating holes 17 are disposed on the transverse plate 14, the clamping blocks 15 are arc-shaped and are symmetrically disposed around the accommodating holes 17 and are slidably connected with the transverse plates 14, the bottom of each clamping block 15 is provided with a spring 16, one end of each spring 16 is fixedly connected with the clamping block 15, the other end of each spring 16 is fixedly connected with the inner wall of the transverse plate 14, when in use, the bottom of a test tube penetrates through the accommodating holes 17, the clamping blocks 15 disposed inside the accommodating holes 17 are pressed by the test tube, so that the clamping blocks 15 slide towards the inside of the transverse plates 14, the clamping blocks 15 can press the springs 16 in the sliding process, the springs 16 are contracted, the springs 16 rebound under the action of restoring force, the clamping blocks 15 are reversely pressed, the clamping blocks 15 slide towards the middle of the accommodating holes 17, and tightly clamp the test tube, after the centre gripping is accomplished, press fixed slide 19, fixed slide 19 is located between second spring 18 and the diaphragm 14, and diaphragm 14 is through fixed slide 19 and second spring 18 fixed connection, and the bottom of fixed slide 19 passes through the draw-in groove inner chamber fixed connection who sets up on the spring 16 test-tube rack body 11, through pressing fixed slide 19 to the height of slip diaphragm 14 makes the holistic focus of test-tube rack move down, has avoided the test-tube rack to place unstable problem.
In the embodiment, when in use, the support frame 13 is rotated, the support frame 13 is rotatably connected with the test tube rack body 11 through the rotating shaft 12, the support frame 13 is rotated to form a forty-five degree included angle with the test tube rack body 11, then the test tube rack body 11 is placed on a test bench, the test tube rack body 11 is supported through the support frame 13 to prevent the test tube rack body 11 from toppling over, the test tube rack body 11 is provided with a transverse plate 14, the transverse plate 14 is divided into two layers, a gap is reserved between the two layers of transverse plates 14, the transverse plate 14 is provided with a plurality of accommodating holes 17, the clamping blocks 15 are arc-shaped and are symmetrically distributed around the accommodating holes 17 and are in sliding connection with the transverse plates 14, the bottom of each clamping block 15 is provided with a spring 16, one end of each spring 16 is fixedly connected with the clamping block 15, the other end of each spring 16 is fixedly connected with the inner wall of the transverse plate 14, hold the grip block 15 that establishes the inside setting of hole 17 through the test tube extrusion, make grip block 15 slide to diaphragm 14 inside, grip block 15 slides in-process can extrude spring 16, make spring 16 shrink, spring 16 kick-backs under the effect of answer power, backward extrusion grip block 15, make grip block 15 slide to the middle part that establishes hole 17 greatly, tightly the centre gripping is in the inside of establishing hole 17 greatly with the test tube, after the centre gripping is accomplished, press fixed slide 19, fixed slide 19 is located between second spring 18 and the diaphragm 14, diaphragm 14 is through fixed slide 19 and second spring 18 fixed connection, and the draw-in groove inner chamber fixed connection who sets up on spring 16 test-tube rack body 11 is passed through to the bottom of fixed slide 19, through pressing fixed slide 19, and the height of slip diaphragm 14, make the holistic focus of test-tube rack move down, the unstable problem of test-tube rack placement has been avoided.
Further, the test tube rack body 11 is C form, and circular through-hole has all been seted up at 11 both sides tops of test tube rack body, and the internal diameter of this circular through-hole equals the diameter of pivot 12.
In this embodiment, set up test-tube rack body 11 and be used for flourishing the test tube, circular through-hole has all been seted up at 11 both sides tops of test-tube rack body, and the internal diameter of this circular through-hole equals the diameter of pivot 12, makes pivot 12 run through test-tube rack body 11 through circular through-hole to rotate with test-tube rack body 11 and be connected.
Further, the pivot 12 is cylindricly, and the quantity of pivot 12 is two, and the top diameter of two pivots 12 all is less than its bottom diameter, and two pivots 12 are the symmetric distribution along the axis of test-tube rack body 11.
In this embodiment, the number of the rotating shafts 12 is two, the top diameters of the two rotating shafts 12 are smaller than the bottom diameters thereof, and the two rotating shafts 12 are symmetrically distributed along the central axis of the test tube rack body 11, so as to rotatably connect the test tube rack body 11 and the supporting frame 13.
Further, the transverse plate 14 is in a rectangular plate-shaped structure, the transverse plate 14 is divided into two layers, and a gap is reserved between the two layers of the transverse plates 14.
In the present embodiment, the horizontal plate 14 is divided into two layers, and a gap is left between the two layers of horizontal plates 14, so that the clamping block 15 is arranged in the gap between the two layers of horizontal plates 14, and the clamping block 15 is slidably connected with the horizontal plate 14.
Further, the clamping blocks 15 are arc-shaped, four clamping blocks 15 are arranged inside each containing hole 17, and the four clamping blocks 15 are mutually spliced to form a circular ring.
In this embodiment, every hold and all be equipped with four grip blocks 15 inside the hole 17, four grip blocks 15 splice each other and are the ring form for the centre gripping test tube, through the inside space that surrounds of four grip blocks 15 of slip grip block 15 control, thereby adapt to the test tube of different signals.
Furthermore, the number of the springs 16 is multiple, the springs 16 correspond to the clamping blocks 15 one by one, one end of each spring 16 is fixedly connected with the clamping block 15, and the other end of each spring 16 is fixedly connected with the transverse plate 14.
In this embodiment, set up spring 16, and wherein one end and grip block 15 fixed connection of spring 16, the other end and diaphragm 14 fixed connection drive grip block 15 through the elasticity of spring 16 and draw close to the center to fix the test tube.
Further, the test tube rack body 11 further includes a fixing groove 111, the fixing groove 111 is provided at the bottom of the test tube rack body 11, the fixing groove 111 is circular, and the size of the inner cavity of the fixing groove 111 is gradually reduced from top to bottom.
In this embodiment, the fixing groove 111 is provided at the bottom of the test tube rack body 11 for holding the bottom of the test tube, the fixing groove 111 is circular, and the size of the inner cavity of the fixing groove 111 is gradually reduced from top to bottom, so that the inner cavity of the fixing groove 111 is matched with the bottom of the test tube.
Further, the clamping grooves are formed in the two sides of the test tube rack body 11, the second springs 18 are located inside the clamping grooves, the bottom ends of the second springs 18 are fixedly connected with the test tube rack body 11, and the top ends of the second springs 18 are fixedly connected with the fixed sliding plate 19.
In the present embodiment, two sides of the test tube rack body 11 are provided with a slot for installing the second spring 18, and the fixed slide plate 19 is supported by the second spring 18, so that the horizontal plate 14 at the top of the fixed slide plate 19 is at a higher position.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The adjustable test tube rack is characterized by comprising a test tube rack body (11), a rotating shaft (12), a support frame (13), a transverse plate (14), a clamping block (15), a spring (16), a containing hole (17), a second spring (18) and a fixed sliding plate (19), wherein the rotating shaft (12) is positioned at the top of the test tube rack body (11), the rotating shaft (12) penetrates through the test tube rack body (11) and is rotatably connected with the test tube rack body (11), the support frame (13) is positioned on the rotating shaft (12), the support frame (13) is fixedly connected with the rotating shaft (12), the transverse plate (14) is positioned inside the test tube rack body (11) and is slidably connected with the test tube rack body (11), the clamping block (15) is positioned inside the transverse plate (14), and the clamping block (15) is slidably connected with the transverse plate (14), spring (16) are located the centre gripping piece (15) outside, and with centre gripping piece (15) fixed connection, second spring (18) are located inside test-tube rack body (11), and with test-tube rack body (11) fixed connection, fixed slide (19) are located diaphragm (14) with between second spring (18), diaphragm (14) pass through fixed slide (19) with second spring (18) fixed connection, establish hole (17) greatly and set up on diaphragm (14), establish hole (17) greatly and run through diaphragm (14).
2. The adjustable test tube rack according to claim 1, wherein the test tube rack body (11) is C-shaped, circular through holes are formed in the top of each of two sides of the test tube rack body (11), and the inner diameter of each circular through hole is equal to the diameter of the rotating shaft (12).
3. The adjustable test tube rack according to claim 1, wherein the rotating shafts (12) are cylindrical, the number of the rotating shafts (12) is two, the diameters of the top ends of the two rotating shafts (12) are smaller than the diameters of the bottom ends of the two rotating shafts, and the two rotating shafts (12) are symmetrically distributed along the central axis of the test tube rack body (11).
4. The adjustable test tube rack as claimed in claim 1, wherein the cross plate (14) is a rectangular plate-shaped structure, and the cross plate (14) is divided into two layers, and a gap is left between the two layers of the cross plate (14).
5. The adjustable test tube rack according to claim 1, wherein the clamping blocks (15) are arc-shaped, four clamping blocks (15) are arranged inside each accommodating hole (17), and the four clamping blocks (15) are mutually spliced to form a circular ring.
6. An adjustable test tube rack according to claim 5, characterized in that the number of the springs (16) is multiple, the multiple springs (16) correspond to the multiple clamping blocks (15) one by one, and one end of each spring (16) is fixedly connected with the clamping block (15), and the other end is fixedly connected with the transverse plate (14).
7. The adjustable test tube rack according to claim 1, wherein the test tube rack body (11) further comprises a fixing groove (111), the fixing groove (111) is formed at the bottom of the test tube rack body (11), the fixing groove (111) is circular, and the size of the inner cavity of the fixing groove (111) is gradually reduced from top to bottom.
8. The adjustable test tube rack according to claim 1, wherein clamping grooves are formed in both sides of the test tube rack body (11), the second spring (18) is located inside the clamping grooves, the bottom end of the second spring (18) is fixedly connected with the test tube rack body (11), and the top end of the second spring (18) is fixedly connected with the fixed sliding plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857726.5U CN211303125U (en) | 2019-06-06 | 2019-06-06 | Adjustable test tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857726.5U CN211303125U (en) | 2019-06-06 | 2019-06-06 | Adjustable test tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211303125U true CN211303125U (en) | 2020-08-21 |
Family
ID=72059320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920857726.5U Active CN211303125U (en) | 2019-06-06 | 2019-06-06 | Adjustable test tube rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211303125U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113522401A (en) * | 2021-06-16 | 2021-10-22 | 天柱县中等职业学校 | High school biological experiment device for extracting and separating pigments in green leaves |
| CN115024618A (en) * | 2022-06-27 | 2022-09-09 | 贵州民族大学 | Art design works stand |
-
2019
- 2019-06-06 CN CN201920857726.5U patent/CN211303125U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113522401A (en) * | 2021-06-16 | 2021-10-22 | 天柱县中等职业学校 | High school biological experiment device for extracting and separating pigments in green leaves |
| CN115024618A (en) * | 2022-06-27 | 2022-09-09 | 贵州民族大学 | Art design works stand |
| CN115024618B (en) * | 2022-06-27 | 2024-05-28 | 贵州民族大学 | Art design works stand |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211303125U (en) | Adjustable test tube rack | |
| CN201862429U (en) | Test tube rack | |
| CN211159886U (en) | Test-tube rack in adjustable aperture | |
| CN106423352A (en) | Test tube rack capable of regulating aperture and height for chemical engineering experiment | |
| CN212092393U (en) | Combined bearing frame of bio-pharmaceutical bacteria test tube | |
| CN210259338U (en) | Pipette storage rack | |
| CN210357259U (en) | Test tube placing rack | |
| CN211070187U (en) | Medical treatment inspection is with test-tube rack of being convenient for to take a sample | |
| CN209254800U (en) | Chemistry teaching experiment equipment auxiliary device | |
| CN216784211U (en) | Pipe storage rack | |
| CN105327729A (en) | Multifunctional test tube stand | |
| CN213846155U (en) | Clamping device for wires and cables | |
| CN109225379A (en) | A kind of novel clinical clinical laboratory test tube rack device | |
| CN211636639U (en) | Test tube clamping support | |
| CN220201883U (en) | Magnetic force frame device | |
| CN213351378U (en) | High-precision waveguide horn welding table | |
| CN113181986A (en) | Positioning device for water bath pot | |
| CN211355502U (en) | Blood collection tube device for clinical examination | |
| CN209344672U (en) | A kind of harness line winder for MFI data line assembly | |
| CN215878029U (en) | Test tube placing rack with positioning structure for chemical detection | |
| CN215640543U (en) | Portable product torsion test clamping device | |
| CN211303086U (en) | Biological safety cabinet with multifunctional adjusting seat | |
| CN210879377U (en) | Positioning device for machining precise chromium-zirconium-copper microporous tube | |
| CN220559283U (en) | Blood collection device | |
| CN219816017U (en) | Reagent mixing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |