CN216799927U - Accommodation space adjustable test-tube rack - Google Patents
Accommodation space adjustable test-tube rack Download PDFInfo
- Publication number
- CN216799927U CN216799927U CN202220239932.1U CN202220239932U CN216799927U CN 216799927 U CN216799927 U CN 216799927U CN 202220239932 U CN202220239932 U CN 202220239932U CN 216799927 U CN216799927 U CN 216799927U
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- test tube
- rod
- placing
- plate
- sliding
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- 230000004308 accommodation Effects 0.000 title claims description 3
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a test tube rack with an adjustable accommodating space, which comprises a base, a placing plate and a test tube placing hole, wherein a capacity expansion part is arranged on the base, an adjustable clamping part is arranged on the placing plate, the capacity expansion part comprises a guide rail, a positioning component is arranged in a control cover, the adjustable clamping part comprises an extrusion rod, and an elastic component is arranged on the rod body of the extrusion rod. According to the utility model, through the arrangement of the expansion part and the adjustable clamping part, when the test tubes are placed in the test tube placing holes on the placing plate, the space between the placing plate and the base can be enough to accommodate the test tubes with corresponding sizes by pulling the support plate in the expansion part according to the length size of the test tubes to be placed, and when the test tubes are inserted into the test tube placing holes, personnel do not need to abut against the test tubes stably according to the thickness degree of the test tubes to be placed, and a plurality of extrusion rods positioned below the test tube placing holes in the adjustable clamping part can be abutted against the test tubes, so that the stability of the test tubes in the test tube placing holes is ensured.
Description
Technical Field
The utility model belongs to the technical field of laboratory auxiliary equipment, and particularly relates to a test tube rack with an adjustable accommodating space.
Background
The test-tube rack is one kind of chemical laboratory instrument, and wooden shelf or bamboo shelf have 6 holes and 12 holes two kinds, and the test-tube rack is the most basic laboratory instrument who is used for placing, dries the chemistry laboratory that the test tube was used for, has corresponding number's little post and aperture in the test-tube rack, and the foraminiferous can be put the test tube vertically for use or so that continue observing going on of reaction, and the columniform can will wash the test tube and put upside down to dry.
Current test-tube rack all is fixed, can not adjust whole height and aperture size of using, because current test tube length with between differ in size, the test tube when placing, operating personnel need be according to the height and the thickness degree of test tube appearance, the rack that the hole was placed to suitable height of apolegamy and having the same diameter test tube of apolegamy, so current test-tube rack commonality is relatively poor, has great limitation.
SUMMERY OF THE UTILITY MODEL
Based on the defects in the prior art mentioned in the background art, the utility model provides the test tube rack with the adjustable accommodating space.
The utility model adopts the following technical scheme to overcome the technical problems, and specifically comprises the following steps:
a test tube rack with adjustable accommodating space comprises a base, a placing plate horizontally arranged on the base and a plurality of test tube placing holes equidistantly arranged on the placing plate, wherein two ends of the placing plate are fixedly connected with the base through a support plate;
the capacity expansion part comprises two guide rails which are symmetrically arranged on two sides of the support plate and are vertically connected with the base, a sliding rod fixedly connected with the support plate is arranged in the guide rails in a sliding mode, a control cover is vertically arranged at the top of the side edge of each guide rail, and a positioning assembly used for fixing the sliding rod is arranged in the control cover;
the adjustable clamping part comprises a plurality of extrusion rods, wherein the extrusion rods are obliquely and annularly arranged under the test tube placing holes, one ends of the extrusion rods are spherical, the other ends of the extrusion rods are hinged with the bottom ends of the placing plates, and the rods of the extrusion rods are provided with elastic components used for pushing the extrusion rods reversely.
As a further scheme of the utility model: the positioning assembly comprises a pull plate vertically arranged in the control cover, a positioning clamping block vertically arranged in the guide rail inner wall and connected with the inside of the control cover in a sliding mode, and a plurality of positioning clamping grooves are formed in one face of the positioning clamping block in a sliding mode in a right-angled trapezoid shape in a sliding mode, the sliding rod is right opposite to the positioning clamping block, one end, provided with an inclined plane, of the positioning clamping block penetrates into one of the positioning clamping grooves, a plurality of telescopic rods are horizontally arranged between the pull plate and the positioning clamping block, and buffer springs are arranged on rods of the telescopic rods.
As a still further scheme of the utility model: and a screw rod which is rotatably connected with the pulling plate is arranged on one surface of the control cover, which is far away from the guide rail, in a penetrating manner through threads.
As a still further scheme of the utility model: the elasticity subassembly include a plurality of encircles the test tube place the hole set up in place displacement groove on the board top surface with slide set up in the slide of displacement inslot, the articulated push rod that is provided with in bottom of slide, the end of push rod with the pole body of extrusion stem is articulated to link to each other, the slide with be provided with pressure spring between the innermost inner wall of displacement groove, still be provided with the reinforcement on the slide.
As a still further scheme of the utility model: the reinforcing member including be right trapezoid shape set up in pressurized groove in the slide inner wall with the activity insert locate the slide top receive the pressure pole, the bottom that receives the pole is the ball form, and the bottom that receives the pole with the slant inner wall in pressurized groove offsets, the top that receives the pole is discoid, the top that receives the pole with place and be provided with reset spring between the board.
As a still further scheme of the utility model: the test tube placing device is characterized in that a pressing plate is horizontally arranged right above the placing plate, a plurality of slotted holes corresponding to the test tube placing holes are equidistantly formed in the pressing plate, positioning columns fixedly connected with the placing plate are arranged on four corners of the top end of the pressing plate in a penetrating mode, and a rubber layer is arranged on a rod body of each positioning column.
Compared with the prior art, the utility model has the beneficial effects that:
through the arrangement of the expansion part and the adjustable clamping part, when the test tubes are placed in the test tube placing holes in the placing plate, the space between the placing plate and the base can be adjusted by pulling the support plate in the expansion part according to the length size of the test tubes to be placed, so that the space between the placing plate and the base can be enough to accommodate the test tubes with corresponding height size, and the practicability and adjustability of the conventional test tube rack are enhanced;
and the test tube is placing downthehole the inserting and establishing to the test tube, the personnel need not according to the thickness degree of waiting to place the test tube, the hole is placed to the suitable test tube of apolegamy, only need insert the test tube wantonly and place downthehole, lie in the test tube among the adjustable type clamping part and place a plurality of stripper bar of hole below and can stabilize and offset with the test tube, adjust suitable and test tube aperture matching's size, guarantee that the test tube places downthehole stability at the test tube, and then further strengthen this test-tube rack's application range and practicality.
Drawings
Fig. 1 is a schematic structural view of the whole of the present invention.
Fig. 2 is a schematic structural diagram of an adjustable clamping member according to the present invention.
FIG. 3 is a schematic view of the structure of the reinforcement member of the present invention.
FIG. 4 is a schematic structural diagram of a positioning assembly according to the present invention.
In the figure: 1. a base; 2. a support plate; 3. placing the plate; 4. a guide rail; 5. a slide bar; 6. a slide chamber; 7. positioning a fixture block; 8. positioning the clamping groove; 9. a control cover; 10. pulling a plate; 11. a telescopic rod; 12. a buffer spring; 13. a screw; 14. an extrusion stem; 15. a slide base; 16. a displacement slot; 17. a push rod; 18. a compression spring; 19. a pressure tank; 20. a pressure receiving rod; 21. a return spring; 22. pressing a plate; 23. a positioning column; 24. and (4) a pull ring.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a test tube rack with an adjustable accommodating space includes a base 1, a placing plate 3 horizontally disposed on the base 1, and a plurality of test tube placing holes equidistantly disposed on the placing plate 3, both ends of the placing plate 3 are fixedly connected to the base 1 through a support plate 2, the base 1 is provided with a capacity expansion component for adjusting a distance between the placing plate 3 and the base 1 according to heights of different test tubes, and the placing plate 3 is provided with an adjustable clamping component for stabilizing test tubes with different diameters in the test tube placing holes;
the capacity expansion part comprises two guide rails 4 which are symmetrically arranged on two sides of the support plate 2 and are vertically connected with the base 1, a slide bar 5 fixedly connected with the support plate 2 is arranged in the guide rails 4 in a sliding mode, a pull ring 24 is arranged at the top end of the support plate 2, a control cover 9 is vertically arranged at the top of the side edge of the guide rail 4, and a positioning assembly used for fixing the slide bar 5 is arranged in the control cover 9;
the adjustable clamping component comprises a plurality of extrusion rods 14 which are obliquely and annularly arranged right below the test tube placing hole, one end of each extrusion rod 14 is in a spherical shape, the other end of each extrusion rod 14 is hinged with the bottom end of the placing plate 3, and an elastic component for reversely pushing the extrusion rods 14 is arranged on the rod body of each extrusion rod 14;
when the test tubes are placed in the test tube placing holes in the placing plate 3, the support plate 2 can be pulled according to the length size of the test tubes to be placed, so that the support plate 2 drives the slide rods 5 to slide on the inner sides of the guide rails 4, the distance between the placing plate 3 and the base 1 is adjusted, the distance between the placing plate 3 and the base 1 is enough to accommodate the test tubes with corresponding sizes, the practicability and adjustability of the conventional test tube rack are enhanced, and after the support plate 2 is pulled, the positions of the slide rods 5 in the inner sides of the guide rails 4 can be fixed through the positioning assembly, and the stability of the placing plate 3, the support plate 2 and the slide rods 5 is guaranteed;
and the test tube is placing downthehole the inserting and establishing to the test tube, the personnel need not according to the thickness degree of waiting to place the test tube, the hole is placed to the suitable test tube of apolegamy, only need insert the test tube wantonly and place downthehole, then the test tube is at the in-process of wearing to establish, its bottom can be in step offset with the ball end of a plurality of stripper bar 14, the expansion motion of keeping away from test tube one side is done by the extrusion in step to a plurality of stripper bar 14, and insert at the test tube and establish when inconsistent with base 1 top surface, then a plurality of stripper bar 14 can be under the effect of elasticity subassembly, form reverse extrusion effect to the test tube, guarantee the stability of test tube in the test tube placing hole, and then further strengthen current test tube rack's application range and practicality.
In one embodiment of the utility model, the positioning assembly comprises a pulling plate 10 vertically arranged in the control cover 9, a sliding cavity 6 arranged in the inner wall of the guide rail 4 and communicated with the interior of the control cover 9, and a positioning fixture block 7 arranged in the sliding cavity 6 in a right-angled trapezoid shape in a sliding manner, wherein a plurality of positioning clamping grooves 8 are equidistantly arranged on one surface of the sliding rod 5, which is opposite to the positioning fixture block 7, one end of the positioning fixture block 7 with an inclined surface penetrates into one of the positioning clamping grooves 8, the inclined surface of the positioning fixture block 7 faces downwards, a plurality of telescopic rods 11 are horizontally arranged between the pulling plate 10 and the positioning fixture block 7, and buffer springs 12 are arranged on the rod bodies of the telescopic rods 11;
when the support plate 2 is pulled again to cause the guide rail 4 to slide upwards on the inner side of the slide bar 5, firstly, the inclined plane arranged downwards of the positioning fixture block 7 contacts with the inner wall of the corresponding positioning clamping groove 8, so that the positioning fixture block 7 is pressed to contract towards the slide cavity 6 and the telescopic rod 11 is extruded to cause the telescopic rod 11 to contract, the buffer spring 12 of the rod body of the telescopic rod to deform, when the support plate 2 is further pulled to cause the positioning fixture block 7 to correspond to the next positioning clamping groove 8, the telescopic rod 11 can push the positioning fixture block 7 under the resilience force of the buffer spring 12 to cause the positioning fixture block 7 to be clamped into the next positioning clamping groove 8, positioning effect is implemented on the slide bar 5 and the support plate 2, therefore, under the continuous pulling of the support plate 2, the positioning fixture block 7 can repeatedly penetrate and contract in a plurality of positioning clamping grooves 8 until the support plate 2 adjusts the placing plate 3 to a designated position, the positioning fixture block 7 can simultaneously push the resilient force of the telescopic rod 11, automatically extend into the corresponding positioning clamping groove 8, and fix the sliding rod 5, the support plate 2 and the placing plate 3.
In another embodiment of the utility model, a screw 13 which is rotatably connected with the pulling plate 10 is threaded on one surface of the control cover 9 away from the guide rail 4;
through the setting of screw rod 13, when the needs contact is to slide bar 5 locking effect, personnel's accessible twists reverse screw rod 13, causes screw rod 13 to control the inboard pulling that produces away from guide rail 4 one side of pulling plate 10 of cover 9, then pulling plate 10 atress is under the effect of telescopic link 11, shifts out positioning fixture block 7 from the positioning groove 8 that corresponds with it in to this can relieve positioning fixture block 7 to the locking effect of slide bar 5, the personnel of being convenient for reset and adjust placing board 3.
In another embodiment of the present invention, the elastic member comprises a plurality of displacement slots 16 arranged on the top surface of the placing plate 3 around the test tube placing hole and a sliding seat 15 slidably arranged in the displacement slots 16, the bottom end of the sliding seat 15 is hinged with a push rod 17, the end of the push rod 17 is hinged with the rod body of the extrusion rod 14, a compression spring 18 is arranged between the sliding seat 15 and the innermost inner wall of the displacement slot 16, and a reinforcing member is arranged on the sliding seat 15;
penetrate the test tube at the test tube and place downtheholely, offset with the stripper bar 14, make the stripper bar 14 receive the extrusion to make when keeping away from the expansion motion of test tube one side, the stripper bar 14 can be at the in-process of motion, through push rod 17, form thrust to slide 15, slide 15 can slide in displacement groove 16 from this, and extrude pressure spring 18, make pressure spring 18 deformation, wear to establish when offsetting with base 1 when the bottom of test tube, then slide 15 can be under the effect of pressure spring 18 resilience force, produce reverse promotion to stripper bar 14 by push rod 17, a plurality of stripper bar 14 mutually supports from this, can form firm centre gripping effect to the test tube, guarantee the stability of test tube.
In another embodiment of the present invention, the reinforcing member includes a compression groove 19 disposed in the inner wall of the sliding base 15 in a right trapezoid shape and a compression rod 20 movably inserted in the top end of the sliding base 15, the bottom end of the compression rod 20 is in a spherical shape, the bottom end of the compression rod 20 abuts against the oblique inner wall of the compression groove 19, the top end of the compression rod 20 is in a disc shape, and a return spring 21 is disposed between the top end of the compression rod 20 and the placing plate 3;
after the test tube is inserted, a person can enable the pressed rod 20 to move towards the compression spring 18, so that the spherical bottom end of the pressed rod 20 is abutted against the inclined inner wall of the pressed groove 19, the sliding seat 15 can be pushed to be close to one side of the test tube, the extrusion effect of the extrusion rod 14 on the test tube can be further enhanced through the push rod 17, and the stability of the test tube is enhanced;
and through receiving the setting of 20 tops of pole and placing reset spring 21 between the board 3, receive the pole 20 at the in-process that moves down, can compress reset spring 21 for reset spring 21 takes place to be out of shape, when loosening the effect of extruding to receiving pole 20, then receive pole 20 can be under the effect of reset spring 21 resilience power, automatic re-setting, relieve the extrusion effect to slide 15.
In another embodiment of the present invention, a pressing plate 22 is horizontally disposed right above the placing plate 3, a plurality of slotted holes corresponding to the test tube placing holes are equidistantly disposed on the pressing plate 22, positioning columns 23 fixedly connected with the placing plate 3 are respectively disposed on four corners of the top end of the pressing plate 22 in a penetrating manner, and a rubber layer is disposed on a rod body of each positioning column 23;
through the setting of slotted hole on the clamp plate 22, personnel's accessible slotted hole penetrates the test tube of placing on board 3 and places downtheholely, and the test tube is inserting and establishes the installation back in the completion, personnel's accessible pushes down clamp plate 22, cause clamp plate 22 to slide down on reference column 23, clamp plate 22 can implement the holding down force to the compression bar 20 on a plurality of slide 15 in step from this, and through the setting of placing 3 pole shang on the rubber layer, can be when clamp plate 22 receives the extrusion completion gliding, the usable frictional force in rubber layer implements the location effect to clamp plate 22, offset the reset force of reset spring 21 resilience force to compression bar 20, invariable compression bar 20 is to the extrusion effect of compression groove 19 slant inner wall.
Claims (7)
1. The utility model provides a accommodation space adjustable test-tube rack, includes base (1), set up place board (3) and a plurality of set up on base (1) place the hole in place the test tube on board (3), the both ends of placing board (3) all through extension board (2) with base (1) fixed connection, its characterized in that, be equipped with on base (1) and be used for according to the dilatation part of different test tube height upper and lower regulations, and be used for adjusting the test tube and place the adjustable type clamping part of aperture size.
2. The test tube rack with the adjustable accommodating space according to claim 1, wherein the expansion part comprises two guide rails (4) symmetrically arranged at two sides of the support plate (2) and vertically connected with the base (1), a sliding rod (5) fixedly connected with the support plate (2) is arranged in the guide rails (4) in a sliding manner, a control cover (9) is vertically arranged at the top of the side edge of each guide rail (4), and a positioning assembly for fixing the sliding rod (5) is arranged in the control cover (9);
adjustable type clamping part includes that a plurality of slope encircles and sets up in squeeze bar (14) under the hole is placed to the test tube, the one end of squeeze bar (14) is the ball form, the other end of squeeze bar (14) with the bottom of placing board (3) is articulated mutually, be provided with on the pole body of squeeze bar (14) and be used for right the elasticity subassembly of the backstep effect is played in squeeze bar (14).
3. The test tube rack with the adjustable accommodating space according to claim 2, wherein the positioning assembly comprises a pulling plate (10) vertically arranged in the control cover (9), a sliding cavity (6) arranged in the inner wall of the guide rail (4) and communicated with the inside of the control cover (9), and a positioning clamping block (7) arranged in the sliding cavity (6) in a right-angled ladder shape in a sliding manner, the sliding rod (5) is just opposite to one surface of the positioning clamping block (7) and is provided with a plurality of positioning clamping grooves (8) at equal intervals, one end of the positioning clamping block (7) with an inclined plane penetrates into one of the positioning clamping grooves (8), a plurality of telescopic rods (11) are horizontally arranged between the pulling plate (10) and the positioning clamping blocks (7), and a buffer spring (12) is arranged on a rod body of the telescopic rod (11).
4. The test tube rack with the adjustable accommodating space according to claim 3, wherein a screw (13) rotatably connected with the pulling plate (10) is arranged on one surface of the control cover (9) far away from the guide rail (4) in a threaded manner.
5. The test tube rack with the adjustable accommodating space according to claim 2, wherein the elastic component comprises a plurality of displacement grooves (16) arranged on the top surface of the placing plate (3) around the test tube placing hole and a sliding seat (15) arranged in the displacement grooves (16) in a sliding manner, a push rod (17) is hinged to the bottom end of the sliding seat (15), the tail end of the push rod (17) is hinged to the rod body of the extrusion rod (14), a compression spring (18) is arranged between the sliding seat (15) and the innermost inner wall of the displacement groove (16), and a reinforcing member is further arranged on the sliding seat (15).
6. The test tube rack with the adjustable accommodating space of claim 5, wherein the reinforcing member comprises a pressure groove (19) arranged in the inner wall of the slide seat (15) in a right trapezoid shape and a pressure rod (20) movably inserted at the top end of the slide seat (15), the bottom end of the pressure rod (20) is in a spherical shape, the bottom end of the pressure rod (20) abuts against the oblique inner wall of the pressure groove (19), the top end of the pressure rod (20) is in a disc shape, and a return spring (21) is arranged between the top end of the pressure rod (20) and the placing plate (3).
7. The test tube rack with the adjustable accommodating space according to claim 1, wherein a pressing plate (22) is horizontally arranged right above the placing plate (3), a plurality of slotted holes corresponding to the test tube placing holes are equidistantly arranged on the pressing plate (22), positioning columns (23) fixedly connected with the placing plate (3) are arranged on four corners of the top end of the pressing plate (22) in a penetrating manner, and rubber layers are arranged on rod bodies of the positioning columns (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220239932.1U CN216799927U (en) | 2022-01-28 | 2022-01-28 | Accommodation space adjustable test-tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220239932.1U CN216799927U (en) | 2022-01-28 | 2022-01-28 | Accommodation space adjustable test-tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216799927U true CN216799927U (en) | 2022-06-24 |
Family
ID=82066074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220239932.1U Expired - Fee Related CN216799927U (en) | 2022-01-28 | 2022-01-28 | Accommodation space adjustable test-tube rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216799927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116358981A (en) * | 2023-06-01 | 2023-06-30 | 安徽华测检测技术有限公司 | Microwave digestion instrument |
-
2022
- 2022-01-28 CN CN202220239932.1U patent/CN216799927U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116358981A (en) * | 2023-06-01 | 2023-06-30 | 安徽华测检测技术有限公司 | Microwave digestion instrument |
| CN116358981B (en) * | 2023-06-01 | 2023-09-05 | 安徽华测检测技术有限公司 | Microwave digestion instrument |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |