CN212017895U - Test tube rack - Google Patents
Test tube rack Download PDFInfo
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- CN212017895U CN212017895U CN202020530634.9U CN202020530634U CN212017895U CN 212017895 U CN212017895 U CN 212017895U CN 202020530634 U CN202020530634 U CN 202020530634U CN 212017895 U CN212017895 U CN 212017895U
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- pipe
- tube
- holes
- deviation
- test tube
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Abstract
The utility model discloses a test-tube rack belongs to test-tube rack device technical field, and the height that the pillar hole drill way size is variable, the pillar hole is to holding in the palm between the end recess also is adjustable, is convenient for let the test tube of multiple model use on same test-tube rack. The four supporting frames are fixedly connected in four top mounting half through holes at the four corners of the protection plate and four bottom mounting half through holes at the four corners of the bottom plate respectively; m multiplied by N protection pipe holes are arranged on the upper surface of the protection plate in a longitudinal and transverse mode, and an anti-deviation structure with a variable orifice diameter is arranged in each protection pipe hole; the upper surface of the bottom plate is provided with a pair of bottom supporting grooves which are arranged oppositely up and down with the pipe protecting holes.
Description
Technical Field
The utility model relates to a test-tube rack technical field, concretely relates to test-tube rack.
Background
In the existing test tube rack, the height from a tube protecting hole for inserting a test tube to a bottom supporting groove is fixed and unchanged, and the size of an opening of the tube protecting hole is also fixed and unchanged. Because during the experiment, can use the test tube of different pipe diameters or different length, if insert the test tube of different pipe diameters in the pillar hole of a test-tube rack at present, will appear that the test tube of great pipe diameter can not insert in the pillar hole to go, the slope of longer and thinner test tube insert go back test tube in the pillar hole is great and influence the use of other adjacent pillar holes. Therefore, test tubes of different models must be used by test tube racks matched with the tube diameters and lengths of the test tubes of the different models, and the number of the test tubes of a certain model used at each time is smaller than the tube loading amount of the corresponding model of the test tube rack, so that the test tubes of the different models must be matched with the test tube racks. In addition, the test tube racks occupy a large space, and the space occupied by the test tube racks is large. Therefore, it is necessary to design a test tube rack capable of accommodating a plurality of types of test tubes on one test tube rack.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve present test-tube rack and have that the pipe protecting hole drill way size is unchangeable, the pipe protecting hole is also unchangeable to the height of holding in the palm between the end recess, the test tube that leads to different models is difficult for not enough that uses on same test-tube rack. The utility model provides a height that the protective tube hole drill way size is variable, protective tube hole to holding in the palm between the end recess also is adjustable, is convenient for let the test tube of multiple model use on same test-tube rack, a test-tube rack of good reliability
The technical problem is solved by the following technical scheme:
a test tube rack comprises four telescopic support frames, a rectangular bottom plate and a rectangular guard plate, wherein bottom mounting half through holes are formed in four corners of the upper surface of the bottom plate respectively, top mounting half through holes are formed in four corners of the lower surface of the guard plate respectively, and the upper ends and the lower ends of the four support frames are fixedly connected into the four top mounting half through holes in the four corners of the guard plate and the four bottom mounting half through holes in the four corners of the bottom plate respectively, so that the bottom plate and the guard plate are arranged in parallel at an upper interval and a lower interval; m multiplied by N protection pipe holes are arranged on the upper surface of the protection plate in a longitudinal and transverse mode, and an anti-deviation structure with a variable orifice diameter is arranged in each protection pipe hole; m multiplied by N bottom supporting grooves are arranged on the upper surface of the bottom plate, and the pipe protecting holes and the bottom supporting grooves are arranged in a one-to-one up-down opposite mode.
When in use, the orifice of the tube protecting hole with the size matched with the tube diameter of the corresponding test tube is selected according to the tube diameter of the test tube; the height between the hole of the tube protecting tube and the bottom supporting groove can be adjusted by the aid of the telescopic supporting frame according to the length of the test tube. The utility model discloses a stand's pillar hole drill way size is variable, the pillar hole is also adjustable to the height between the support end recess, is convenient for let the test tube of multiple model use on same test-tube rack, good reliability.
Preferably, the deviation preventing structure comprises that a vertical guide pipe is fixedly arranged in each test tube hole vertically and downwards respectively, the upper end surface of each vertical guide pipe and the upper surface of the guard plate are on the same horizontal plane, and the inner side of an upper pipe orifice of each vertical guide pipe is provided with a falling-preventing inclined orifice respectively; a first deviation preventing pipe which can be taken out from an upper pipe opening is respectively arranged in each vertical guide pipe in a vertically sliding mode, a second deviation preventing pipe which can be taken out from the upper pipe opening is respectively arranged in each first deviation preventing pipe in a vertically sliding mode, a third deviation preventing pipe which can be taken out from the upper pipe opening is respectively arranged in each second deviation preventing pipe in a vertically sliding mode, and therefore a plurality of deviation preventing pipes which are different in pipe opening diameter and can be taken out from the upper pipe opening are respectively arranged in each vertical guide pipe; and the upper end pipe orifice of each deviation preventing pipe is turned outwards to form a falling-preventing bell mouth; and the upper end surface of each anti-deviation pipe placed in each vertical guide pipe is also on the same horizontal plane with the upper surface of the guard plate.
The setting of preventing inclined to one side structure makes the pillar hole drill way size of test-tube rack changeable. The orifice of the anti-deviation pipe positioned at the innermost part is the smallest, and the orifice of the vertical guide pipe is the largest. The multiple anti-deflection pipes can achieve swordsman adjustment of multiple orifices. Each deviation preventing pipe can be taken out or inserted, and the device is practical, convenient and simple and has good reliability.
Preferably, the test tube rack further comprises a lifting hook, an annular groove is formed in the upper end of the inner pipe wall of each anti-deviation pipe, and a plurality of lifting hook grooves which are arranged in a zigzag manner are uniformly distributed in the inner top groove wall of each annular groove; the extraction hook comprises a straight strip, a hook is formed after the lower end of the straight strip is bent upwards, and the hook tip of the hook is a conical hook tip.
When the innermost deviation-preventing pipe is to be taken out, the deviation-preventing pipe can be taken out only by hooking the hook of the extraction hook in the corresponding extraction hook groove on the deviation-preventing pipe and lifting upwards.
Preferably, each support frame comprises a lower section pipe and an upper section pipe which can be connected to the outer pipe wall of the corresponding lower section pipe in a vertically sliding sleeved mode, a threaded hole is formed in the upper end of the side pipe wall of the lower pipe, and a screw capable of locking the upper section pipe is arranged in the threaded hole.
The structure is convenient for adjusting the height from the pipe protecting hole to the bottom supporting groove, and has convenient and simple use and high reliability.
Preferably, a sinking groove is arranged downwards in the middle of the bottom support groove, and the diameter of the sinking groove is smaller than that of the bottom support groove.
The sinking groove can enable the bottom of the pipe diameter to be supported at the notch of the sinking groove, and the reliability is good.
Preferably, the middle parts of the four side edges of the guard plate are provided with notch edges.
The utility model discloses can reach following effect:
the utility model discloses the pillar hole drill way size of test-tube rack is variable, the pillar hole is also adjustable to the height between the groove of holding in the palm the end, is convenient for let the test tube of multiple model use on same test-tube rack, good reliability.
Drawings
Fig. 1 is a schematic view of a vertical cross-section connection structure according to an embodiment of the present invention.
Fig. 2 is a schematic view of a top-down connection structure of the upper surface of the bottom plate according to an embodiment of the present invention.
Fig. 3 is a schematic view of a lower surface upward-looking connection structure after a vertical guide tube and three anti-deviation tubes are arranged in a protection tube hole of a guard plate according to an embodiment of the present invention.
Fig. 4 is a schematic view of a connection structure of the extraction hook according to the embodiment of the present invention.
Fig. 5 is a schematic view of a vertical cross-section connection structure when a vertical guide tube and three anti-deviation tubes are disposed in a protection tube hole of a protection plate according to an embodiment of the present invention.
Fig. 6 is a schematic view of a vertical cross-section connection structure when a vertical guide pipe and two anti-deviation pipes are disposed in a protection pipe hole of a protection plate according to an embodiment of the present invention.
Fig. 7 is a schematic view of a vertical cross-section connection structure when a vertical guide pipe and an anti-deviation pipe are disposed in a protection pipe hole of a protection plate according to an embodiment of the present invention.
Fig. 8 is a schematic view of a vertical cross-section connection structure when only one vertical guide tube is disposed in a protection tube hole of a protection plate according to an embodiment of the present invention.
Fig. 9 is a schematic view of a vertical cross-section connection structure of the hook groove of the embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Example (b): a test tube rack, as shown in figures 1-9. The four-corner-type telescopic combined type base plate comprises four telescopic support frames 21, a rectangular base plate 1 and a rectangular guard plate 9, wherein bottom mounting half through holes 4 are formed in four corners of the upper surface of the base plate respectively, top mounting half through holes 12 are formed in four corners of the lower surface of the guard plate respectively, and the upper end and the lower end of each support frame are fixedly connected into the four top mounting half through holes in the four corners of the guard plate and the four bottom mounting half through holes in the four corners of the base plate respectively, so that the base plate and the guard plate are arranged in parallel at an upper interval and a lower interval; 8 multiplied by 12 which is 96 protection tube holes 11 are arranged on the upper surface of the protection plate in a longitudinal and transverse mode, and each protection tube hole is internally provided with an anti-deviation structure 10 with a variable orifice diameter; 8 multiplied by 12 which is 96 bottom supporting grooves 3 are arranged on the upper surface of the bottom plate, and the pipe protecting holes and the bottom supporting grooves are arranged in a one-to-one up-down opposite mode.
The anti-deviation structure comprises a vertical guide pipe 16 which is fixedly arranged in each test tube hole vertically and downwards, the upper end surface of each vertical guide pipe is on the same horizontal plane with the upper surface of the guard plate, and an anti-falling inclined opening 17 is arranged on the inner side of an upper pipe opening of each vertical guide pipe; a first deviation preventing pipe 18 which can be taken out from an upper pipe opening is respectively arranged in each vertical guide pipe in a vertically sliding mode, a second deviation preventing pipe 19 which can be taken out from the upper pipe opening is respectively arranged in each first deviation preventing pipe in a vertically sliding mode, a third deviation preventing pipe 20 which can be taken out from the upper pipe opening is respectively arranged in each second deviation preventing pipe in a vertically sliding mode, and therefore a plurality of deviation preventing pipes which are different in pipe opening diameter and can be taken out from the upper pipe opening are respectively arranged in each vertical guide pipe; and the upper end orifice of each deviation preventing pipe is turned outwards to form a falling preventing bell mouth 22; and the upper end surface of each anti-deviation pipe placed in each vertical guide pipe is also on the same horizontal plane with the upper surface of the guard plate.
The test tube rack also comprises extraction hooks 14, the upper end of the inner pipe wall of each anti-deviation pipe is provided with an annular groove 23, and the inner top groove wall of each annular groove is uniformly provided with a plurality of extraction hook grooves 24 which are arranged in a zigzag manner 25; the extraction hook comprises a straight strip, a hook 15 is formed after the lower end of the straight strip is bent upwards, and the hook tip of the hook is a conical hook tip.
Every support frame all includes lower section pipe 5 and can slip the cover from top to bottom and establish the upper segment pipe 8 of connection on corresponding lower section pipe's outer pipe wall, is equipped with screw hole 6 in the side pipe wall upper end of lower pipe, is equipped with the screw 7 that can lock the upper segment pipe in the screw hole.
A sinking groove 2 is arranged downwards in the middle of the bottom of the groove in the bottom supporting groove, and the diameter of the sinking groove is smaller than that of the bottom supporting groove.
The middle parts of the four side edges of the guard plate are provided with notch edges 13.
The height between the hole of the protection pipe and the groove of the bottom support is adjusted through the upper section pipe, the lower section pipe and the bolt according to the length requirement of the test pipe. The setting of preventing inclined to one side structure makes the pillar hole drill way size of test-tube rack changeable. The orifice of the anti-deviation pipe positioned at the innermost part is the smallest, and the orifice of the vertical guide pipe is the largest. The multiple anti-deflection pipes can achieve swordsman adjustment of multiple orifices. Each anti-migration tube is removable or insertable. When the innermost deviation-preventing pipe is to be taken out, the deviation-preventing pipe can be taken out only by hooking the hook of the extraction hook in the corresponding extraction hook groove on the deviation-preventing pipe and lifting upwards. When in use, the orifice of the tube protecting hole with the size matched with the tube diameter of the corresponding test tube is selected according to the tube diameter of the test tube; the height between the hole of the tube protecting tube and the bottom supporting groove can be adjusted by the aid of the telescopic supporting frame according to the length of the test tube. The height that the pillar hole drill way size of the protective tube hole of the test-tube rack of this embodiment is variable, protective tube hole to between the groove of holding in the palm the end is also adjustable, is convenient for let the test tube of multiple model use on same test-tube rack, and the good reliability.
Claims (6)
1. A test tube rack is characterized by comprising four telescopic support frames, a rectangular bottom plate and a rectangular protective plate, wherein bottom mounting half through holes are formed in four corners of the upper surface of the bottom plate respectively, top mounting half through holes are formed in four corners of the lower surface of the protective plate respectively, the upper ends and the lower ends of the four support frames are fixedly connected into the four top mounting half through holes in the four corners of the protective plate and the four bottom mounting half through holes in the four corners of the bottom plate respectively, and therefore the bottom plate and the protective plate are arranged in parallel at intervals up and down; m multiplied by N protection pipe holes are arranged on the upper surface of the protection plate in a longitudinal and transverse mode, and an anti-deviation structure with a variable orifice diameter is arranged in each protection pipe hole; m multiplied by N bottom supporting grooves are arranged on the upper surface of the bottom plate, and the pipe protecting holes and the bottom supporting grooves are arranged in a one-to-one up-down opposite mode.
2. The test tube rack according to claim 1, wherein the deviation preventing structure comprises a vertical guide tube fixedly arranged in each test tube hole vertically and downwards, the upper end surface of each vertical guide tube is on the same horizontal plane with the upper surface of the guard plate, and an anti-falling inclined opening is arranged on the inner side of the upper tube opening of each vertical guide tube; a first deviation preventing pipe which can be taken out from an upper pipe opening is respectively arranged in each vertical guide pipe in a vertically sliding mode, a second deviation preventing pipe which can be taken out from the upper pipe opening is respectively arranged in each first deviation preventing pipe in a vertically sliding mode, a third deviation preventing pipe which can be taken out from the upper pipe opening is respectively arranged in each second deviation preventing pipe in a vertically sliding mode, and therefore a plurality of deviation preventing pipes which are different in pipe opening diameter and can be taken out from the upper pipe opening are respectively arranged in each vertical guide pipe; and the upper end pipe orifice of each deviation preventing pipe is turned outwards to form a falling-preventing bell mouth; and the upper end surface of each anti-deviation pipe placed in each vertical guide pipe is also on the same horizontal plane with the upper surface of the guard plate.
3. The test tube rack of claim 2, further comprising a plurality of lifting hooks, wherein an annular groove is formed at the upper end of the inner wall of each anti-deviation tube, and a plurality of lifting hook grooves arranged in a zigzag manner are uniformly distributed on the inner top groove wall of each annular groove; the extraction hook comprises a straight strip, a hook is formed after the lower end of the straight strip is bent upwards, and the hook tip of the hook is a conical hook tip.
4. The test tube rack according to claim 1, wherein each support frame comprises a lower tube and an upper tube slidably sleeved on the outer tube wall of the corresponding lower tube, a threaded hole is formed in the upper end of the side tube wall of the lower tube, and a screw capable of locking the upper tube is arranged in the threaded hole.
5. The test tube rack according to claim 1, wherein a sunken groove is formed in the bottom of the bottom recess in a downward direction, and the diameter of the sunken groove is smaller than that of the bottom recess.
6. The test tube rack according to claim 1, wherein the guard plate is provided with notched edges at the middle of the four sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020530634.9U CN212017895U (en) | 2020-04-13 | 2020-04-13 | Test tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020530634.9U CN212017895U (en) | 2020-04-13 | 2020-04-13 | Test tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212017895U true CN212017895U (en) | 2020-11-27 |
Family
ID=73489578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020530634.9U Expired - Fee Related CN212017895U (en) | 2020-04-13 | 2020-04-13 | Test tube rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212017895U (en) |
-
2020
- 2020-04-13 CN CN202020530634.9U patent/CN212017895U/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: 20201127 Termination date: 20210413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |