CN210252374U

CN210252374U - Convenient clamping equipment of test tube for chemical test bed

Info

Publication number: CN210252374U
Application number: CN201920522851.0U
Authority: CN
Inventors: 饶晨
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-04-07
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a convenient clamping device for test tubes for a chemical test bed, which comprises a test bed, a rotating shaft and grippers, wherein the bottom of the table surface of the test bed is provided with a hydraulic cylinder, after the grippers are adjusted to a proper position, the test tubes are placed between two grippers, the output end of a rotating motor drives a driving shaft to rotate, when the driving wheel rotates, a driving wheel above the driving wheel is driven to rotate, the other driving wheel is meshed with the driving wheel through an intermediate wheel, so that the rotating directions of the two driving wheels are opposite, the fixed work of the grippers is realized, when the two grippers are clamped, the test tubes can be clamped due to the mutual meshing between the two grippers, the clamping work of the test tubes with any size is realized, the test tube clamping device does not need to be replaced, the time is saved, the work is convenient, and the output end of a driving motor inside, the experiment of being convenient for, the experiment personnel singlehanded can accomplish the fixed regulation work of test tube.

Description

Convenient clamping equipment of test tube for chemical test bed

Technical Field

The utility model relates to an experimental facilities field specifically is a convenient centre gripping equipment of test tube for chemical test platform.

Background

Test tubes, which are common instruments in chemical laboratories, are used as reaction vessels for small amounts of reagents, and are used at normal temperature or during heating, and are classified into various types, such as ordinary test tubes, test tubes with a holder, centrifugal test tubes, and the like.

The test tube clamping device that present laboratory was used, the manual tight fixed operation of clamp that needs the laboratory technician mostly, when needing to carry out the test tube heating, need the laboratory technician to use the rack specially at the tight test tube of clamp, but want when the test tube heating, adjust the inclination of test tube, just need put out flame and replace the test tube again, the position that the test tube was located on the test bench can not change at will, and it is inconvenient to use, and the laboratory technician can not singlehanded the centre gripping work of accomplishing the test tube when busy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient centre gripping equipment of test tube for chemical test platform, with the test tube clamping device who solves present laboratory, need the laboratory technician manual clamp to press from both sides tight fixed operation mostly, when needing to carry out the test tube heating, need the laboratory technician to use the rack specially at the tight test tube of clamp, but want when the test tube heating, adjust the inclination of test tube, just need put out flame-out the test tube again, the position that the test tube was located on the test bench can not change at will, it is inconvenient to use, the laboratory technician is when busy, the problem of the centre gripping work of test tube can not be accomplished to one hand.

The purpose of the utility model can be realized by the following technical scheme:

a convenient test tube clamping device for a chemical test bed comprises a test bed, a rotating shaft and a gripper, wherein a hydraulic cylinder is arranged at the bottom of a table board of the test bed, a piston push rod is arranged inside the hydraulic cylinder, the top end of the piston push rod penetrates through the table board of the test bed and extends out of the test bed, the top end of the piston push rod is provided with the rotating shaft, the bottom end of the rotating shaft is arranged inside the piston push rod, a driving box is fixedly arranged at the top end of the piston push rod, a driving motor is arranged inside the driving box, one side of the driving box is provided with a regulating rod, the output end of the driving motor is in transmission connection with one end of the regulating rod, the other end of the regulating rod is welded with a mounting seat, one side of the mounting seat is provided with a notch, a driving shaft is arranged inside the notch, one side of the, the middle part of driving shaft is equipped with the action wheel, the action wheel is connected rather than the drive wheel meshing of top, be equipped with the intermediate wheel between action wheel and another drive wheel, the axis sets up respectively on the inner wall in notch both sides at intermediate wheel both ends axis, the action wheel is connected with the intermediate wheel meshing, the intermediate wheel is connected rather than the drive wheel meshing of one side, the lateral wall that the one end of driving shaft passed one side of drive box stretches out the outside, be equipped with the rotation motor on the lateral wall of drive box one side, the output of rotation motor is connected with the one end transmission that the driving shaft stretches out the drive box outside, all be equipped with the steering column on two branches, the one end of every steering column all with the outside face fixed connection of branch, the fixed plate has all been welded to the other.

As a further aspect of the present invention: the driving wheel, the middle wheel and the two driving wheels are all located in the same plane, steering rods are welded on the supporting rods on two sides of the two driving wheels respectively, when the driving wheel rotates, the driving wheel above the driving wheel is driven to rotate, and the other driving wheel is meshed with the driving wheel through the middle wheel, so that the rotating directions of the two driving wheels are opposite, and the fixed work of the gripper is realized.

As a further aspect of the present invention: one side fixedly connected with tongs of fixed plate, intermeshing between two tongs, the inboard of tongs is equipped with the slipmat, when two tongs are tight, because intermeshing between two tongs, can press from both sides tight test tube, realizes the tight work of clamp of arbitrary size test tube, need not change test tube clamping device, and save time is convenient for work.

As a further aspect of the present invention: the slotted hole has been seted up to piston push rod's top surface, and the carousel sets up in the inside of slotted hole, and the inside contact surface of carousel and slotted hole is smooth, and frictional force when can reducing the carousel and slide is convenient for adjust the position of tongs, realizes the centre gripping fixed work with the test tube in different positions.

As a further aspect of the present invention: pneumatic cylinder fixed mounting has seted up the through-hole on the mesa of the test bench at the top of pneumatic cylinder near the position at middle part in the mesa bottom of test bench, and piston push rod's top is passed the inside of through-hole on the test bench mesa, through pneumatic cylinder control piston push rod upwards or move down, adjusts the height of test tube, is convenient for experiment.

The utility model has the advantages that:

in the utility model, the piston push rod is controlled by the hydraulic cylinder to move upwards or downwards, the tongs are adjusted to a proper position, the test tube is placed between the two tongs, the output end of the rotating motor drives the driving shaft to rotate, when the driving wheel rotates, the driving wheel above the driving wheel is driven to rotate, because the other driving wheel is meshed with the driving wheel through the intermediate wheel, the rotating directions of the two driving wheels are opposite, the fixing work of the tongs is realized, when the two tongs are clamped, the test tube can be clamped because the two tongs are meshed with each other, the clamping work of the test tube with any size is realized, the test tube clamping device does not need to be replaced, the time is saved, the work is convenient, and the output end of the driving motor inside the driving box can drive the adjusting rod to rotate, the inclination angle of the test tube is adjusted, the experiment, is convenient to use.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is the utility model relates to a chemical test is convenient centre gripping equipment's of test tube structure schematic diagram for platform.

Fig. 2 is a side view of the present invention.

Fig. 3 is a partial enlarged view a of the present invention.

Fig. 4 is a schematic structural diagram of the mounting seat of the present invention.

Fig. 5 is a schematic view of the connection structure of the driving wheel and the driving wheel of the present invention.

In the figure: 1. a test bed; 2. a piston push rod; 3. a rotating shaft; 4. a drive cartridge; 5. adjusting a rod; 6. a hydraulic cylinder; 7. a turntable; 8. a gripper; 9. a fixing plate; 10. a steering lever; 11. a mounting seat; 12. a strut; 13. a drive shaft; 14. rotating the motor; 15. a driving wheel; 16. a driving wheel; 17. and an intermediate wheel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-5, a convenient test tube clamping device for a chemical test bed comprises a test bed 1, a rotating shaft 3 and a gripper 8, wherein a hydraulic cylinder 6 is arranged at the bottom of the table top of the test bed 1, a piston push rod 2 is arranged inside the hydraulic cylinder 6, the top end of the piston push rod 2 passes through the table top of the test bed 1 and extends out of the table top, the rotating shaft 3 is arranged at the top of the piston push rod 2, the bottom end of the rotating shaft 3 is arranged inside the piston push rod 2, a driving box 4 is fixedly arranged at the top end of the piston push rod 2, a driving motor is arranged inside the driving box 4, an adjusting rod 5 is arranged at one side of the driving box 4, the output end of the driving motor is in transmission connection with one end of the adjusting rod 5, a mounting seat 11 is welded at the other end of the adjusting rod 5, a notch is arranged at one side of the mounting seat 11, two ends of each support rod 12 are arranged on the side walls at two sides of the notch and are rotatably connected with the side walls of the notch, the middle part of the driving shaft 13 is provided with a driving wheel 16, the driving wheel 16 is meshed with a driving wheel 15 above the driving wheel 16, an intermediate wheel 17 is arranged between the driving wheel 16 and the other driving wheel 15, middle shafts at two ends of the intermediate wheel 17 are respectively arranged on the inner walls at two sides of the notch, the driving wheel 16 is meshed with the intermediate wheel 17, the intermediate wheel 17 is meshed with the driving wheel 15 at one side of the intermediate wheel 17, one end of the driving shaft 13 penetrates through the side wall at one side of the driving box 4 and extends out of the driving box 4, the side wall at one side of the driving box 4 is provided with a rotating motor 14, the output end of the rotating motor 14 is in transmission connection with one end of the driving shaft 13 extending out of the driving box 4, two support rods 12 are respectively, when the test tube clamping device is used, the rotating shaft 3 is rotated, the piston push rod 2 is controlled to move upwards or downwards through the hydraulic cylinder 6, the test tube is placed between the two grippers 8 after the grippers 8 are adjusted to a proper position, the driving shaft 13 is driven to rotate through the output end of the rotating motor 14, the driving wheel 15 above the driving wheel is driven to rotate when the driving wheel 16 rotates, the other driving wheel 15 is meshed with the driving wheel 16 through the intermediate wheel 17, so that the rotating directions of the two driving wheels 15 are opposite, the fixed work of the grippers 8 is realized, when the two grippers 8 are clamped, the two grippers 8 are meshed with each other, the test tube can be clamped, the clamping work of the test tube with any size is realized, the test tube clamping device does not need to be replaced, the time is saved, the work is facilitated, and the adjusting rod 5 can be driven to rotate through the output end of, adjust the inclination of test tube, the experiment of being convenient for, the fixed regulation work of test tube can be accomplished to the experimenter singlehanded, facilitates the use.

The driving wheel 16, the middle wheel 17 and the two driving wheels 15 are all located on the same plane, the steering rods 10 are respectively welded on the support rods 12 on two sides of the two driving wheels 15, when the driving wheel 16 rotates, the driving wheel 15 above the driving wheel is driven to rotate, and the other driving wheel 15 is meshed with the driving wheel 16 through the middle wheel 17, so that the rotating directions of the two driving wheels 15 are opposite, and the fixing work of the gripper 8 is realized.

One side fixedly connected with tongs 8 of fixed plate 9, intermeshing between two tongs 8, the inboard of tongs 8 is equipped with the slipmat, when two tongs 8 press from both sides tightly, because intermeshing between two tongs 8 can press from both sides tight test tube, realizes the tight work of clamp of arbitrary size test tube, need not change test tube clamping device, the work of being convenient for of save time.

The slotted hole has been seted up to piston push rod 2's top surface, and carousel 7 sets up in the inside of slotted hole, and the inside contact surface of carousel 7 and slotted hole is smooth, and frictional force when can reducing carousel 7 and slide is convenient for adjust the position of tongs 8, realizes the fixed work of centre gripping with the test tube in different positions.

Pneumatic cylinder 6 fixed mounting has seted up the through-hole on the mesa of test bench 1 at the top of pneumatic cylinder 6 near the position at middle part in the mesa bottom of test bench 1, and the inside of through-hole on the 1 mesa of test bench is passed on the top of piston push rod 2, upwards perhaps moves down through pneumatic cylinder 6 control piston push rod 2, adjusts the height of test tube, is convenient for experiment.

The utility model discloses a theory of operation: the utility model discloses during the use, rotate axis of rotation 3 earlier, 2 upwards perhaps downstream of rethread pneumatic cylinder 6 control piston push rod, after adjusting suitable position with tongs 8, place the test tube between two tongs 8, output drive shaft 13 through rotating motor 14 rotates, when action wheel 16 rotates, drive wheel 15 of its top rotates, because be connected through intermediate wheel 17 meshing between another drive wheel 15 and the action wheel 16, make two drive wheel 15 rotation opposite direction, realize tongs 8's fixed work, when two tongs 8 press from both sides tightly, because intermeshing between two tongs 8, can press from both sides tight test tube, realize the tight work of clamp of arbitrary size test tube, and the output through the inside driving motor of drive box 4 can drive regulation pole 5 and rotate, adjust the inclination of test tube.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a convenient centre gripping equipment of test tube for chemical test bench, a serial communication port, including test bench (1), axis of rotation (3) and tongs (8), the bottom of test bench (1) mesa is equipped with pneumatic cylinder (6), the inside of pneumatic cylinder (6) is equipped with piston push rod (2), the top of piston push rod (2) passes test bench (1) mesa and stretches out to the outside, the top of piston push rod (2) is equipped with axis of rotation (3), the bottom of axis of rotation (3) sets up the inside at piston push rod (2), the top of piston push rod (2) is fixed to be provided with drive box (4), the inside of drive box (4) is equipped with driving motor, one side of drive box (4) is equipped with regulation pole (5), driving motor's output and the one end transmission of adjusting pole (5) are connected, the other end welding of adjusting pole (5) has mount pad (11), one side of mount pad (11) has, a driving shaft (13) is arranged inside the notch, two supporting rods (12) are arranged on one side of the driving shaft (13), driving wheels (15) are respectively sleeved in the middles of the two supporting rods (12), two ends of each supporting rod (12) are arranged on the side walls on two sides of the notch and are rotatably connected with the side walls of the notch, a driving wheel (16) is arranged in the middle of the driving shaft (13), the driving wheel (16) is meshed with the driving wheel (15) above the driving wheel (16), a middle wheel (17) is arranged between the driving wheel (16) and the other driving wheel (15), middle shafts at two ends of the middle wheel (17) are respectively arranged on the inner walls on two sides of the notch, the driving wheel (16) is meshed with the middle wheel (17), the middle wheel (17) is meshed with the driving wheel (15) on one side of the middle wheel (17), one end of the driving shaft (13) penetrates through the side wall on, the output end of the rotating motor (14) is in transmission connection with one end, extending out of the driving box (4), of the driving shaft (13), steering rods (10) are arranged on the two supporting rods (12), one end of each steering rod (10) is fixedly connected with the outer side face of each supporting rod (12), a fixing plate (9) is welded to the other end of each steering rod (10), and a hand grip (8) is arranged on one side of each fixing plate (9).

2. The test tube convenient clamping device for the chemical test bed is characterized in that the driving wheel (16), the middle wheel (17) and the two driving wheels (15) are all located in the same plane, and the supporting rods (12) on two sides of the two driving wheels (15) are respectively welded with a steering rod (10).

3. The convenient test tube clamping device for the chemical test bed is characterized in that a hand grip (8) is fixedly connected to one side of the fixing plate (9), the two hand grips (8) are mutually meshed, and an anti-skid pad is arranged on the inner side of each hand grip (8).

4. The convenient test tube clamping device for the chemical test bed is characterized in that a slotted hole is formed in the top surface of the piston push rod (2), the rotary table (7) is arranged inside the slotted hole, and the contact surface between the rotary table (7) and the slotted hole is smooth.

5. The convenient and fast test tube clamping device for the chemical test bed as claimed in claim 1, wherein the hydraulic cylinder (6) is fixedly mounted at a position close to the middle part of the bottom of the test bed (1), a through hole is formed in the test bed (1) at the top of the hydraulic cylinder (6), and the top end of the piston push rod (2) penetrates through the through hole in the test bed (1) table.