CN210815343U

CN210815343U - Prevent empting pipettor rack

Info

Publication number: CN210815343U
Application number: CN201921354820.5U
Authority: CN
Inventors: 周委佳; 白茹; 王羿; 林枫; 刘婕; 陈鹏
Original assignee: Jiangsu Annuo Testing Technology Co ltd
Current assignee: Jiangsu Annuo Testing Technology Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-06-23
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses an anti-toppling pipettor rack, which comprises a rack, wherein the rack comprises two mounting plates, an anti-toppling device comprises a strip-shaped block fixedly connected with the side wall of the mounting plate, one side of the strip-shaped block, which is opposite to the mounting plate, is provided with a rectangular groove, the upper end of the inner wall of the rectangular groove is rotatably connected with a rotating shaft, the bottoms of the two ends of the rotating shaft are provided with connecting rods, the free end of each connecting rod is connected with the top of a main rod, the bottom of the main rod is provided with a slot, the slot is in threaded connection with an inserted rod arranged at the top of a secondary rod, the bottom of the secondary rod is provided with a semi-spherical block, the top of the strip-shaped block is provided with a sleeve, a sliding disc is clamped in the sleeve, the bottom of the sliding disc is provided with a round rod, the bottom of the round rod is, and the top of the sleeve is inserted with a screw rod in a threaded manner, and the bottom of the screw rod is movably contacted with the center of the top surface of the sliding disc.

Description

Prevent empting pipettor rack

Technical Field

The utility model relates to a pipettor rack technical field specifically is a prevent empting pipettor rack.

Background

A pipettor is also called a pipette gun and is a device for quantitatively transferring liquid, a pipettor placing rack is a special placing device for placing pipettors, but when the traditional pipettor placing rack is used, the pipettors are easily placed in uneven positions or are toppled due to collision of foreign objects, so that liquid in the pipettors flows out, and the environment is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an prevent empting pipettor rack to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-toppling pipettor placement rack comprises two mounting plates, wherein anti-toppling devices are fixedly mounted on the side walls of two ends of each mounting plate, each anti-toppling device comprises a bar-shaped block fixedly connected with the side wall of each mounting plate, a rectangular groove is formed in one side, opposite to the mounting plate, of each bar-shaped block, a rotating shaft is rotatably connected to the upper end of the inner wall of each rectangular groove, connecting rods are fixedly arranged at the bottoms of two ends of each rotating shaft, the free ends of the connecting rods are fixedly connected to the top of a main rod, slots are formed in the bottom of the main rod and are in threaded connection with inserting rods fixedly arranged at the tops of secondary rods, a hemispherical block is fixedly arranged at the bottom of each secondary rod, a sleeve is fixedly arranged at the top of each bar-shaped block, a sliding disc is clamped in the sleeve in a sliding manner, a round rod is fixedly arranged at the center of the bottom of the sliding disc, and the bottoms of the two ends of the sliding disc are symmetrically and fixedly connected with elastic pieces, the free ends of the elastic pieces are fixedly connected with the inner bottom surface of the sleeve, the top of the sleeve is in threaded connection with a screw rod, and the bottom of the screw rod is movably contacted with the center of the top surface of the sliding disc.

As an optimized technical scheme of the utility model, the outer wall parcel of hemisphere piece has one deck silica gel layer, and the mobile jib is the same with the external diameter of inferior pole.

As an optimal technical scheme of the utility model, the fixed hand wheel that is equipped with in top of screw rod, the outer wall of hand wheel is equipped with the netted anti-skidding line of one deck.

As a preferred technical scheme of the utility model, the fixed stopper that is a plurality of and cyclic annular distribution that is equipped with of outer wall of sliding tray, the sleeve inner wall is equipped with the spacing groove with the stopper cooperation, sliding joint has the stopper in the spacing groove.

As a preferred technical scheme of the utility model, bar piece both ends lateral wall lower extreme is equipped with the fluting, fluting and rectangular channel communicate each other, and be U-shaped groove, open end mounting panel dorsad.

Compared with the prior art, the beneficial effects of the utility model are that:

form three horn shapes between mobile jib, time pole and the bar piece on the anti-overturning device, the area of contact of the expansion rack of diversion and desktop prevents in the use, because under the inhomogeneous of weight, perhaps the collision the condition that topples over appears in the rack, after finishing using, can reset all of anti-overturning device, realizes accomodating folding effect, reduces area occupied.

Drawings

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

FIG. 2 is a schematic view of the anti-toppling internal connection structure of the present invention;

FIG. 3 is a schematic view of the inner connection structure of the middle sleeve of the present invention;

fig. 4 is a schematic view of the connection structure of the middle main rod and the secondary rod of the present invention.

In the figure: the anti-falling device comprises a placing frame 1, a mounting plate 11, an anti-falling device 2, a 21-bar block, a 22-rectangular groove, a 23-rotating shaft, a 24-connecting rod, a 25-main rod, a 26-slot, a 27-inserted rod, a 28-time rod, a 29-hemisphere block, a 210-slot, a 211-gear, a 3-sleeve, a 31-sliding disc, a 32-circle rod, a 33-positioning pin, a 34-elastic piece, a 35-screw, a 36-hand wheel, a 37-limiting block and a.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an anti-toppling pipette placement frame comprises a placement frame 1, wherein the placement frame 1 comprises two mounting plates 11, anti-toppling devices 2 are fixedly mounted on the side walls of two ends of each mounting plate 11, each anti-toppling device 2 comprises a strip-shaped block 21 fixedly connected with the side wall of each mounting plate 11, a rectangular groove 22 is formed in one surface, back to the mounting plate 11, of each strip-shaped block 21, a rotating shaft 23 is rotatably connected to the upper end of the inner wall of each rectangular groove 22, connecting rods 24 are fixedly arranged at the bottoms of the two ends of each rotating shaft 23, the free ends of the connecting rods 24 are fixedly connected to the top of a main rod 25, a slot 26 is formed in the bottom of the main rod 25, the slot 26 is in threaded connection with an inserting rod 27 fixedly arranged at the top of a secondary rod 28, a hemispherical block 29 is fixedly arranged at the bottom of the secondary rod 28, a sleeve 3 is fixedly arranged at the top of, the bottom of the round rod 32 is fixedly provided with a positioning pin 33, the positioning pin 33 extends into the rectangular groove 22 to be movably engaged with a gear 211 fixedly sleeved on the outer wall of the rotating shaft 23, the bottoms of the two ends of the sliding disc 31 are symmetrically and fixedly connected with elastic pieces 34, the free end of each elastic piece 34 is fixedly connected with the inner bottom surface of the sleeve 3, a screw rod 35 is inserted into the top of the sleeve 3 in a threaded manner, the bottom of the screw rod 35 is movably contacted with the center of the top surface of the sliding disc 31, when the round rod is used, the main rod 25 and the secondary rod 28 are taken out from the rectangular groove 22 together, the rotating shaft 23 is rotatably connected with the inner wall of the rectangular groove 22 during taking out, the counter-clockwise rotation is carried out, after the secondary rod 28 is taken out, the inserting rod 27 rotates in the slot 26, the length of the secondary rod 28 can be prolonged due to the threaded connection of the inserting rod 27 and the slot 26, after the secondary rod 28, the mobile jib 25, form three horn shapes between inferior pole 28 and the bar piece 21, then rotate screw rod 35, make screw rod 35 push down sliding disc 31, compress elastic component 34, at the in-process to elastic component 34 compression, round bar 32 drives locating pin 33 and moves to in the rectangular channel 22 with the gear 311 meshing, realize the rotational positioning of pivot 23, further fix mobile jib 25 and inferior pole 28, this device mobile jib 25, form three horn shapes between inferior pole 28 and the bar piece 21, the area of contact of diversion expansion rack 1 and desktop, prevent in the use, because the inhomogeneous of weight, or under the condition of collision, the condition of empting appears in rack 1, after finishing using, can reset all the anti-overturning device, the folding effect is accomodate in the realization, reduce area occupied.

The outer wall of hemisphere piece 29 wraps up there is the one deck silica gel layer, and the external diameter of mobile jib 25 is the same with time pole 28, has the one deck silica gel layer at the outer wall parcel of hemisphere piece 29, can improve and grab ability, strengthens preventing empting the effect.

The top end of the screw 35 is fixedly provided with a hand wheel 36, the outer wall of the hand wheel 36 is provided with a layer of netted anti-skidding lines, and the hand wheel 36 is convenient for driving the screw 35 to rotate.

The fixed stopper 37 that is equipped with a plurality of and is cyclic annular distribution of outer wall of sliding

disc

31, 3 inner walls of sleeve are equipped with spacing groove 38 with the cooperation of stopper 37, sliding joint has stopper 37 in spacing groove 38, utilizes the cooperation of stopper 37 and spacing groove 38 to use, guarantees sliding disc 31's steady motion.

The lower ends of the side walls at the two ends of the bar-shaped block 21 are provided with grooves 210, the grooves 210 are communicated with the rectangular groove 22, the U-shaped groove is formed, the opening end of the U-shaped groove faces away from the mounting plate 11, fingers can be conveniently inserted into the rectangular groove 22 through the grooves, and the secondary rod 28 can be taken out of the rectangular groove 22.

The working principle is as follows: in daily use of the utility model, fingers go deep into the rectangular groove 22 through the slot 210, the main rod 25 and the secondary rod 28 are taken out from the rectangular groove 22 together, when the fingers are taken out, the rotating shaft 23 is used for being rotationally connected with the inner wall of the rectangular groove 22 for anticlockwise rotation, after the fingers are taken out, the secondary rod 28 is rotated to enable the inserted rod 27 to rotate in the slot 26, because the inserted rod 27 is in threaded connection with the slot 26, the length of the secondary rod 28 can be prolonged, after the secondary rod 28 is put down clockwise after being extended to a certain length, the hemispherical block 29 at the bottom of the secondary rod 28 is contacted with the top of the desktop, the main rod 25, the secondary rod 28 and the strip-shaped block 21 form a triangle, then the hand wheel 36 is used for rotating the screw rod 35, the screw rod 35 presses the sliding disc 31 downwards to compress the elastic piece 34, in the process of compressing the elastic piece 34, the round rod 32 drives the positioning pin 33 to move into the rectangular groove 22 to be meshed with, further fixing mobile jib 25 and time pole 28, forming triangle-shaped between this device mobile jib 25, time pole 28 and the bar piece 21, the area of contact of diversion expansion rack 1 and desktop prevents in the use, because under the inhomogeneous of weight, perhaps the condition of colliding, the condition of empting appears in rack 1, after finishing using, can all reset the anti-toppling device, realizes accomodating folding effect, reduces area occupied.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an prevent empting pipettor rack, includes rack (1), rack (1) includes two mounting panels (11), its characterized in that: the anti-toppling device (2) is fixedly installed on the side walls of the two ends of the installation plate (11), the anti-toppling device (2) comprises a strip-shaped block (21) fixedly connected with the side walls of the installation plate (11), a rectangular groove (22) is formed in one side, opposite to the installation plate (11), of the strip-shaped block (21), a rotating shaft (23) is rotatably connected to the upper end of the inner wall of the rectangular groove (22), connecting rods (24) are fixedly arranged at the bottoms of the two ends of the rotating shaft (23), the free ends of the connecting rods (24) are fixedly connected to the top of a main rod (25), inserting grooves (26) are formed in the bottom of the main rod (25), the inserting grooves (26) are in threaded connection with inserting rods (27) fixedly arranged at the tops of secondary rods (28), semi-spherical blocks (29) are fixedly arranged at the bottoms of the secondary rods (28), a sleeve (3) is fixedly arranged at the top, the bottom center of sliding disc (31) is fixed and is equipped with round bar (32), the fixed locating pin (33) that is equipped with in bottom of round bar (32), locating pin (33) extend to in rectangular channel (22) with pivot (23) outer wall fixed bell and spigot joint's gear (211) swing joint, and sliding disc (31) both ends bottom symmetry fixed connection elastic component (34), the free end of elastic component (34) and sleeve (3) interior bottom surface fixed connection, and sleeve (3) top screw thread is pegged graft and is had screw rod (35), the bottom and the central swing contact of sliding disc (31) top surface of screw rod (35).

2. An anti-tip pipette rack according to claim 1, wherein: the outer wall of the hemispherical block (29) is wrapped by a silica gel layer, and the outer diameters of the main rod (25) and the secondary rod (28) are the same.

3. An anti-tip pipette rack according to claim 1, wherein: the top end of the screw rod (35) is fixedly provided with a hand wheel (36), and the outer wall of the hand wheel (36) is provided with a layer of netted anti-skidding grains.

4. An anti-tip pipette rack according to claim 1, wherein: the outer wall of sliding disc (31) is fixed and is equipped with stopper (37) that a plurality of is cyclic annular distribution, sleeve (3) inner wall is equipped with spacing groove (38) with stopper (37) cooperation, sliding joint has stopper (37) in spacing groove (38).

5. An anti-tip pipette rack according to claim 1, wherein: the lower ends of the side walls at the two ends of the bar-shaped block (21) are provided with grooves (210), the grooves (210) are communicated with the rectangular grooves (22), and the grooves are U-shaped grooves, and the opening ends of the grooves face away from the mounting plate (11).