CN215464575U

CN215464575U - Multilayer test-tube rack

Info

Publication number: CN215464575U
Application number: CN202121343862.6U
Authority: CN
Inventors: 姚梁锋
Original assignee: Suzhou Fenghua New Material Technology Co ltd
Current assignee: Suzhou Fenghua New Material Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-01-11
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a multilayer test tube rack which comprises a base, a shaking mechanism and a fixing mechanism, wherein the shaking mechanism is arranged on the base; base: it is a stainless steel base; the shaking mechanism: the rocking mechanism is arranged in the base, the upper end of the rocking mechanism is inserted into a rectangular opening on the lower surface of the base plate, side plates are arranged on the left side and the right side of the base plate, mounting bolts are symmetrically arranged at the bottoms of the side plates, side wall sliding openings are formed in the front side and the rear side of each side plate, a connecting rod is clamped in any sliding groove of each side wall sliding opening, and a supporting plate is fixedly connected to the inner side of each connecting rod; a fixing mechanism: it sets up in the through-hole of backup pad, still includes control switch, control switch sets up in the leading flank of base, and external power source's output is connected to control switch's input electricity, and this kind of multilayer test-tube rack is reciprocal to be rocked in certain extent and can be kept the homogeneity of liquid in the test-tube to the at utmost, prevents liquid layering deposit in it, and effectual fixed centre gripping promotes the stability when the test tube rocks by a wide margin.

Description

Multilayer test-tube rack

Technical Field

The utility model relates to the technical field of laboratory auxiliary equipment, in particular to a multilayer test tube rack.

Background

The laboratory is the place where the experiment is performed. The laboratory is a scientific cradle which is a base of scientific research and a source of scientific and technological development, plays a very important role in scientific and technological development, and can not leave the assistance of test tubes in the operation of the laboratory, while test tube racks often appear in the laboratory, are devices for placing and airing the test tubes and are also the most basic experimental instruments in the laboratory; some experiments need to guarantee the homogeneity of solution in test tube when going on, need carry out a large amount of experiments of the same kind sometimes and obtain accurate experimental data, and present test-tube rack only plays the effect of placing mostly, and do not possess the stability that experimental materials kept its interior experiment material of rocking function, the available hole site of test-tube rack that the part can rock is less again, can not accomplish a large amount of experiments simultaneously, obtain obvious experimental effect, and stability when rocking is relatively poor, lead to the test tube to damage easily, increase the experiment cost, for this reason, we propose a multilayer test-tube rack.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a multilayer test tube rack which can effectively fix, synchronously shake to ensure the uniformity of liquid in a test tube, meet the requirement of multilayer overlapping use and effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a multilayer test tube rack comprises a base, a shaking mechanism, a supporting plate and a fixing mechanism;

base: it is a stainless steel base;

the shaking mechanism: the rocking mechanism is arranged in the base, the upper end of the rocking mechanism is inserted into a rectangular opening on the lower surface of the base plate, the left side and the right side of the base plate are fixedly connected with side plates through mounting bolts, side wall sliding openings are formed in the front side and the rear side of each side plate, and arc-shaped openings which are vertically distributed are formed in the rear side wall of each side wall sliding opening;

a support plate: the left side surface and the right side surface of the support plate are respectively symmetrically provided with two connecting rods, the four connecting rods are respectively clamped with the arc-shaped openings on the same horizontal plane, and the through holes in the support plate correspond to the upper and lower positions of the grooves on the upper surface of the bottom plate;

a fixing mechanism: it sets up in the through-hole of backup pad, shake the homogeneity that kinetic energy furthest kept liquid in the test tube around constantly in the certain limit, prevent liquid layering deposit in it, effectual fixed centre gripping promotes the stability when the test tube rocks by a wide margin, avoids the test tube damaged and polluted experimental environment when rocking, and multiple model can be replaced, and the user demand of not unidimensional size test tube is satisfied simultaneously in the height-adjustable energy-conservation, and inseparable fixed between the multilayer can deposit more test tubes simultaneously.

Furthermore, the motor starting and stopping device further comprises a control switch, wherein the control switch is arranged on the front side face of the base, and the input end of the control switch is electrically connected with the output end of an external power supply to control the starting and stopping of the motor.

Further, rock the mechanism and include motor, transmission shaft, cam, slider and first spring, the motor sets up in the inside of base, and the output of control switch is connected to the input electricity of motor, the output shaft of motor and the lower extreme fixed connection of transmission shaft, and the upper end of transmission shaft is equipped with the cam, and slider sliding connection is equipped with first spring between the trailing flank of slider and the inside spout inner wall of base in the inside spout of base, and the extrados of cam and the leading flank sliding connection of slider realize the back-and-forth movement of slider.

Further, fixed establishment includes telescopic link, second spring and clamping jaw, the telescopic link symmetry sets up on the through-hole inner wall of backup pad, and the flexible end of telescopic link all is equipped with the clamping jaw, and the inboard upper surface of clamping jaw is the arc surface structure, is equipped with the second spring between the outside cambered surface of clamping jaw and the through-hole inner wall of backup pad, and the second spring housing is established in the outside of telescopic link, provides the fixed stay, guarantees the stability of test tube when rocking.

Further, still include lower fixed socket board, lower fixed socket board sets up respectively in the bottom surface of curb plate, and the cooperation is accomplished the multilayer and is connected.

Further, still include the fixed block, go up the fixed block and set up respectively in the top surface of curb plate, use with the cooperation of lower fixed slot board and can extend overall structure to the multilayer.

Further, still include cotton pad, cotton pad sets up respectively in the recess that the bottom plate upper surface was evenly seted up, can protect the test tube bottom.

Compared with the prior art, the utility model has the beneficial effects that: this multilayer test-tube rack has following benefit:

1. the rotation of an output shaft of the motor can drive the rotation of the transmission shaft, so as to drive the rotation of the cam, the linkage of the cam and the first spring can realize the reciprocating back-and-forth movement of the slide block in the fixed chute, so as to drive the upper part inserted with the slide block to move together, the movement of the whole structure can drive the test tube placed in the test tube to continuously shake in a fixed range, the uniformity of liquid stored in the test tube can be effectively ensured, and the test result is prevented from being influenced by the layering of the test tube;

2. the test tube is inserted downwards from the through hole of the supporting plate, the bottom of the test tube is contacted with the arc surface of the upper end of the clamping jaws on the front side and the rear side firstly, the test tube applies thrust to the clamping jaws on the two sides, the clamping jaws push the second spring and the telescopic column to contract, after the uniform part of the test tube enters, the second spring does not rebound along the direction of the telescopic column under the action of external force, the clamping jaws are pushed to clamp the test tube, the test tube slowly enters the groove corresponding to the bottom plate along the vertical direction, after the bottom of the test tube is contacted with the cotton pad, the test tube stops being placed, the cotton pad can protect the bottom of the test tube, the clamping jaws on the two sides play an effective fixed supporting role on the test tube under the action of the springs, and the stability of the test tube when the test tube shakes is ensured;

3. the change of backup pad position can be satisfied in the smooth mouth of lateral wall that the curb plate was seted up, thereby select suitable strong point to the test tube of co-altitude, promote fixed establishment's utility by a wide margin, satisfy the user demand of co-altitude test tube, the fixed plate of end installation and fixed socket board can let zonulae occludens between two different test-tube racks about the curb plate, rock in step, the available test tube number of experiment has been increased, can be according to the external feature of required test tube, select suitable supporting bottom plate and backup pad, satisfy putting of different test tubes.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a rocking mechanism according to the present invention;

FIG. 3 is a schematic view of the securing mechanism of the present invention;

fig. 4 is a schematic structural view of the lower fixing socket plate of the present invention.

In the figure: 1 base, 2 bottom plates, 3 curb plates, 4 rocking mechanisms, 41 motors, 42 transmission shafts, 43 cams, 44 sliders, 45 first springs, 5 side wall sliding openings, 6 connecting rods, 7 supporting plates, 8 fixing mechanisms, 81 telescopic rods, 82 second springs, 83 clamping jaws, 9 lower fixing slot plates, 10 upper fixing blocks, 11 cotton pads and 12 control switches.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a multilayer test tube rack comprises a base 1, a shaking mechanism 4, a supporting plate 7 and a fixing mechanism 8;

base 1: the rocking mechanism is a stainless steel base, provides a base for the installation of the whole structure and provides a movement space for the rocking mechanism 4;

the shaking mechanism 4: it is arranged in the base 1, the upper end of the shaking mechanism 4 is inserted into the lower surface rectangular opening of the base plate 2, the base plate 2 provides bottom support for placing test tubes, meanwhile, the stability of the whole frame is enhanced, the left side and the right side of the base plate 2 are fixedly connected with side plates 3 through mounting bolts, the front side and the rear side of each side plate 3 are respectively provided with a side wall sliding opening 5, the rear side wall of each side wall sliding opening 5 is provided with a vertically distributed arc-shaped opening, the side wall sliding openings 5 provide guidance for the sliding of the connecting rods 6, the shaking mechanism 4 comprises a motor 41, a transmission shaft 42, a cam 43, a slider 44 and a first spring 45, the motor 41 is arranged in the base 1, the output shaft of the motor 41 is fixedly connected with the lower end of the transmission shaft 42, the upper end of the transmission shaft 42 is provided with the cam 43, the slider 44 is slidably connected in the chute in the base 1, the first spring 45 is arranged between the rear side surface of the slider 44 and the chute inner wall in the base 1, the extrados surface of the cam 43 is connected with the front side surface of the sliding block 44 in a sliding manner, and the sliding block 44 can be pushed to reciprocate back and forth along the sliding groove by the efficient linkage between the cam 43 and the first spring 45;

and a support plate 7: the left side surface and the right side surface of the test tube are respectively symmetrically provided with two connecting rods 6, the four connecting rods 6 are respectively clamped with the arc-shaped openings on the same horizontal plane, and the through holes in the supporting plate 7 correspond to the grooves in the upper surface of the bottom plate 2 in the up-and-down position and provide middle support for placing test tubes;

the fixing mechanism 8: the test tube fixing mechanism is arranged in a through hole of the supporting plate 7, the fixing mechanism 8 comprises telescopic rods 81, second springs 82 and clamping jaws 83, the telescopic rods 81 are symmetrically arranged on the inner wall of the through hole of the supporting plate 7, the clamping jaws 83 are arranged at the telescopic ends of the telescopic rods 81, the upper surfaces of the inner sides of the clamping jaws 83 are of arc surface structures, the second springs 82 are arranged between the outer arc surfaces of the clamping jaws 83 and the inner wall of the through hole of the supporting plate 7, and the second springs 82 are sleeved outside the telescopic rods 81 to provide support for placing test tubes and ensure the stability of the test tubes during shaking;

wherein: the rocking device is characterized by further comprising a control switch 12, wherein the control switch 12 is arranged on the front side face of the base 1, the input end of the control switch 12 is electrically connected with the output end of an external power supply, the input end of the motor 41 is electrically connected with the output end of the control switch 12, and the control switch 12 can control the rocking device to be started when needed, so that the use requirement is met;

wherein: the lower fixing slot plates 9 are respectively arranged on the bottom surfaces of the side plates 3, and the lower fixing slot plates 9 can be matched to complete multilayer connection and fixation;

wherein: the upper fixing blocks 10 are respectively arranged on the top surfaces of the side plates 3, and the upper fixing blocks 10 and the lower fixing slot plates 9 are matched to provide effective fixed connection, so that the stability in multilayer connection is ensured;

wherein: still include cotton pad 11, cotton pad 11 sets up respectively in the recess that the upper surface of bottom plate 2 was evenly seted up, can form the buffering when the test tube is placed, forms the protection to the test tube bottom when this mechanism wholly rocks simultaneously.

The working principle of the multilayer test tube rack provided by the utility model is as follows:

according to the external characteristics of the required test tube, a bottom plate 2 and a support plate 7 which are matched properly are selected, four connecting rods 6 which are symmetrically arranged on the left side and the right side of the support plate 7 are respectively inserted into side wall sliding openings 5 which are arranged on the left side and the right side of the support plate 3 horizontally, the support plate 7 is pulled backwards after a proper position is selected, the connecting rods 6 are enabled to slide into arc-shaped openings on the premise of ensuring that the support plate 7 is perpendicular to the side plates 3, the vertically distributed arc-shaped openings can meet the use requirements of test tubes with different lengths, the bottom plate 2 is placed to an installation position, installation bolts at the bottoms of the side plates 3 which correspond to the bottom plate 2 in a one-to-one position are respectively screwed, the upper partial structure is integrally fixed, then a rectangular opening at the lower surface of the bottom plate 2 is spliced with the upper ends of sliding blocks 44, the test tubes are inserted downwards from through holes of the support plate 7, the bottoms of the test tubes are contacted with arc surfaces at the upper ends of the front clamping jaws 83 and the rear clamping jaws 83, thrust is applied to the clamping jaws 83 on the two sides by the test tubes, clamping jaw 83 pushes away the shrink of second spring 82 and flexible post 81, after the even part of test tube gets into, second spring 82 does not receive external force to begin to kick-back along flexible post 81 direction, it carries out the centre gripping to the test tube to promote clamping jaw 83, the test tube slowly enters into in the recess that bottom plate 2 corresponds along vertical direction, contact cotton pad 11 after the test tube bottom, stop to transfer, cotton pad can provide the protection to the test tube bottom, after the test tube is placed entirely, press control switch 12, starting motor 41, the output shaft of motor 41 rotates and to drive the rotation of transmission shaft 42, drive the rotation of cam 43, the rotation of cam 43 and the cooperation of first spring 45 can promote slider 44 along the inside spout back-and-forth movement of base 1, thereby drive the top overall structure back-and-forth movement of pegging graft with slider 44, realize the rocking to the interior liquid of test tube, guarantee its homogeneity, the last fixed block 10 of this structure curb plate 3 top installation can be inserted with the fixed under of the curb plate 3 bottom installation of another same structure and inserted The frid 9 closely pegs graft, and stack between the stable effectual realization multilayer knot satisfies the user demand of test tube when more.

It should be noted that the motor 41 disclosed in the above embodiment may be a 41K25A-C motor, and the control switch 12 is provided with a control button corresponding to the motor 41.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a multilayer test-tube rack which characterized in that: comprises a base (1), a shaking mechanism (4), a supporting plate (7) and a fixing mechanism (8);

base (1): it is a stainless steel base;

shaking mechanism (4): the rocking mechanism is arranged in a base (1), the upper end of the rocking mechanism (4) is inserted into a rectangular opening on the lower surface of a bottom plate (2), the left side and the right side of the bottom plate (2) are fixedly connected with side plates (3) through mounting bolts, side wall sliding openings (5) are formed in the front side and the rear side of each side plate (3), and arc-shaped openings which are vertically distributed are formed in the rear side walls of the side wall sliding openings (5);

support plate (7): the left side surface and the right side surface of the base plate are respectively symmetrically provided with two connecting rods (6), the four connecting rods (6) are respectively clamped with the arc-shaped openings on the same horizontal plane, and the through holes in the supporting plate (7) correspond to the upper and lower positions of the grooves on the upper surface of the base plate (2);

fixing mechanism (8): which is arranged in the through hole of the supporting plate (7).

2. A multi-layer test tube rack as defined in claim 1, wherein: the power supply is characterized by further comprising a control switch (12), wherein the control switch (12) is arranged on the front side face of the base (1), and the input end of the control switch (12) is electrically connected with the output end of an external power supply.

3. A multi-layer test tube rack as defined in claim 2, wherein: rock mechanism (4) and include motor (41), transmission shaft (42), cam (43), slider (44) and first spring (45), motor (41) set up in the inside of base (1), the output of control switch (12) is connected to the input electricity of motor (41), the output shaft of motor (41) and the lower extreme fixed connection of transmission shaft (42), the upper end of transmission shaft (42) is equipped with cam (43), slider (44) sliding connection is in the inside spout of base (1), be equipped with first spring (45) between the trailing flank of slider (44) and the inside spout inner wall of base (1), the extrados of cam (43) and the leading flank sliding connection of slider (44).

4. A multi-layer test tube rack as defined in claim 1, wherein: fixing mechanism (8) include telescopic link (81), second spring (82) and clamping jaw (83), telescopic link (81) symmetry sets up on the through-hole inner wall of backup pad (7), and the flexible end of telescopic link (81) all is equipped with clamping jaw (83), and the inboard upper surface of clamping jaw (83) is the arc surface structure, is equipped with second spring (82) between the outside cambered surface of clamping jaw (83) and the through-hole inner wall of backup pad (7), and the outside at telescopic link (81) is established in second spring (82) cover.

5. A multi-layer test tube rack as defined in claim 1, wherein: still include fixed slotting device board (9) down, fixed slotting device board (9) set up respectively in the bottom surface of curb plate (3) down.

6. A multi-layer test tube rack as defined in claim 1, wherein: the side plate fixing device is characterized by further comprising an upper fixing block (10), wherein the upper fixing block (10) is arranged on the top surface of the side plate (3) respectively.

7. A multi-layer test tube rack as defined in claim 1, wherein: the cotton pad is characterized by further comprising cotton pads (11), wherein the cotton pads (11) are respectively arranged in grooves uniformly formed in the upper surface of the bottom plate (2).