CN220294935U

CN220294935U - Hand-operated test tube centrifuge

Info

Publication number: CN220294935U
Application number: CN202222987114.2U
Authority: CN
Inventors: 孔雪梅
Original assignee: Shanghai Mopeptide Biotechnology Co ltd
Current assignee: Shanghai Mopeptide Biotechnology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2024-01-05
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a hand-operated test tube centrifuge, which comprises a box body, wherein a mounting mechanism is arranged on the left side of the box body, a shaft lever is rotatably connected in the box body, the top end of the shaft lever extends to the outside of the box body and is slidably connected with a rectangular telescopic rod, a positioning mechanism is arranged between the rectangular telescopic rod and the shaft lever, a centrifugal disc is welded at the top end of the rectangular telescopic rod, test tube jacks are formed in the surface of the centrifugal disc, and a driving shaft for driving the shaft lever to rotate is rotatably connected to the side wall of the box body. Compared with the prior art, this hand test tube centrifuge, the top pearl and the constant head tank chucking of supporting spring elasticity messenger rectangle telescopic link downside make the centrifugal disk keep in the eminence position, insert the test tube inside the test tube jack, utilize the handle to rotate the driving shaft, and then drive the axostylus axostyle through bevel gear transmission and rotate, reach the centrifugal pivoted purpose of drive test tube, and can satisfy and use under the open-air electroless environment, the suitability is strong, and when not using, can reduce to the volume of whole device, conveniently carry.

Description

Hand-operated test tube centrifuge

Technical Field

The utility model relates to the field of experimental equipment, in particular to a hand-operated test tube centrifuge.

Background

The test tube is a common instrument used in chemical laboratories, is used as a reaction vessel for a small amount of reagent, is used at normal temperature or when heating, and is often required to be centrifuged by a centrifuge when performing biological experiments.

The existing centrifuges are all equipment which is used indoors, has higher automation degree and uses electric power as a power source, have the defect of difficult carrying due to larger volume, are limited by the power source, and need to perform test tube centrifugation experiments in the field when biologists perform camping, exploration and experiments in the field for a long time, so that the existing centrifuges are difficult to meet the use requirements.

Therefore, a hand-operated tube centrifuge is proposed to solve the above problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a hand-operated tube centrifuge to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hand test tube centrifuge, includes the box body, the left side of box body is provided with installation mechanism, and the inside rotation of box body is connected with the axostylus axostyle, and the top of axostylus axostyle extends to the outside of box body and sliding connection have the rectangle telescopic link, is provided with positioning mechanism between rectangle telescopic link and the axostylus axostyle, and the top welding of rectangle telescopic link has the centrifugal dish, and the test tube jack has been seted up on the surface of centrifugal dish, and the lateral wall rotation of box body is connected with driving axostylus axostyle pivoted driving shaft, the right side movable mounting of driving shaft has the handle.

Preferably, the installation mechanism comprises two rotating shafts which are rotationally connected to the left side of the box body, the surfaces of the rotating shafts are fixedly connected with an arc clamping plate and a propping block respectively, and when the arc clamping plate is opened, the propping block is propped against the left wall of the box body.

Preferably, the surface threaded connection of arc cardboard has the clamping screw, and the screw thread end rotation of clamping screw is connected with the grip block, and the opening that is used for dodging clamping screw and grip block has been seted up to the lateral wall of box body.

Preferably, the surface fixedly connected with tray of axostylus axostyle, the surface of tray is provided with the rubber ring, and the upper surface of rubber ring corresponds the test tube jack and is provided with the concave groove.

Preferably, the positioning mechanism comprises two mounting grooves with different heights formed in the surface of the rectangular telescopic rod, a top bead is arranged in the mounting groove, and the inner wall of the shaft rod is provided with a positioning groove which is clamped with the top bead.

Preferably, a supporting spring for driving the top bead to move to the outer side of the mounting groove is arranged in the mounting groove.

Preferably, the driving shaft is in transmission connection with the shaft lever through a bevel gear.

Preferably, the right end of the driving shaft is fixedly connected with a connecting sleeve, the handle is inserted into the right end of the connecting sleeve, and a connecting screw rod for fixing the handle is connected to the surface of the connecting sleeve in a threaded manner.

The utility model has the technical effects and advantages that:

1. compared with the prior art, this hand test tube centrifuge is when using in the field environment, go into two arc cardboard with the tree body card between, rotate the centre gripping screw rod, utilize the grip block with whole device fixed mounting at the tree body surface, through positioning mechanism, under supporting spring's effect, make the top pearl and the constant head tank chucking of rectangle telescopic link bottom side, make the centrifugal dish keep in the eminence position, insert test tube jack inside with the test tube, utilize the handle to drive the driving shaft rotation, and then drive the axostylus axostyle through bevel gear transmission and rotate, reach the centrifugal pivoted purpose of drive test tube, and can satisfy and use under the field electroless environment, the suitability is strong.

2. Compared with the prior art, this hand test tube centrifuge, when not using, through seting up the opening in the side of box body, and the arc cardboard can rotate around the pivot, can paste tight box body with two arc cardboard and pack up, reduce the volume, can push down the centrifugal disc, make the inside of rectangle telescopic link income axostylus axostyle, the top pearl and the constant head tank chucking at top, further reduce the volume, still can separate handle and adapter sleeve through unloading connecting screw, further reduce the volume, reach portable's purpose, the convenience is in unexpected use.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a perspective two-dimensional structure of the present utility model.

Fig. 3 is a schematic view of three-dimensional structure according to the present utility model.

Fig. 4 is a schematic side sectional view of a shaft in a retracted state of a rectangular telescopic rod.

The reference numerals are: 1. a case body; 2. a shaft lever; 3. a rectangular telescopic rod; 4. a centrifugal disc; 5. test tube jack; 6. a driving shaft; 7. a handle; 8. a rotating shaft; 9. an arc-shaped clamping plate; 10. a tightening block; 11. clamping a screw; 12. a clamping plate; 13. a tray; 14. a rubber ring; 15. top bead; 16. a support spring; 17. bevel gears; 18. connecting sleeves; 19. and (5) connecting a screw rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The hand-operated test tube centrifuge as shown in fig. 1-4 comprises a box body 1, wherein an installation mechanism is arranged on the left side of the box body 1 and comprises two rotating shafts 8 which are rotatably connected on the left side of the box body 1, the surfaces of the rotating shafts 8 are fixedly connected with an arc clamping plate 9 and a tight supporting block 10 respectively, when the arc clamping plate 9 is opened, the tight supporting block 10 is abutted against the left wall of the box body 1, a clamping screw 11 is connected with the surface of the arc clamping plate 9 in a threaded manner, and a clamping plate 12 is rotatably connected with the threaded end of the clamping screw 11.

Referring to fig. 1 and 3 in detail, when a scientific research person uses the hand-operated test tube centrifuge in a field environment, firstly, the hand-operated test tube centrifuge is installed, when the hand-operated test tube centrifuge is installed, a tree body with a moderate diameter is clamped between two arc clamping plates 9, then, a clamping screw 11 is rotated, and the whole device is fixedly installed on the surface of the tree body by using a clamping plate 12.

Referring to fig. 2 in detail, the side wall of the case 1 is provided with openings for avoiding the clamping screw 11 and the clamping plate 12.

When not in use, the opening is formed in the side face of the box body 1, the arc clamping plates 9 can rotate around the rotating shaft 8, and the two arc clamping plates 9 can be tightly attached to the box body 1 to be folded, so that the size is reduced.

Referring to fig. 1 and 4 in detail, an axle rod 2 is rotatably connected in the box 1, the top end of the axle rod 2 extends to the outside of the box 1 and is slidably connected with a rectangular telescopic rod 3, and a positioning mechanism is arranged between the rectangular telescopic rod 3 and the axle rod 2.

The positioning mechanism comprises two mounting grooves with different heights formed in the surface of the rectangular telescopic rod 3, a top bead 15 is arranged in the mounting groove, the inner wall of the shaft lever 2 is provided with a positioning groove, the top bead 15 is clamped with the positioning groove, and a supporting spring 16 for driving the top bead 15 to move towards the outer side of the mounting groove is arranged in the mounting groove.

The top welding of rectangle telescopic link 3 has centrifugal dish 4, and test tube jack 5 has been seted up on the surface of centrifugal dish 4.

Through positioning mechanism, under the effect of supporting spring 16, make the top pearl 15 and the constant head tank chucking that rectangular telescopic link 3 is close to the bottom side, make centrifugal disk 4 keep in the eminence position, insert test tube jack 5 inside, accomplish the installation of test tube.

When not in use, the centrifugal disk 4 can be pressed down, so that the rectangular telescopic rod 3 is retracted into the shaft rod 2, and the top beads 15 at the top are clamped with the positioning grooves, so that the volume is further reduced.

Referring to fig. 1 in detail, a tray 13 is fixedly connected to the surface of the shaft lever 2, a rubber ring 14 is arranged on the surface of the tray 13, and a concave groove is formed in the upper surface of the rubber ring 14 corresponding to the test tube jack 5.

Through setting up rubber ring 14 and concave groove, can carry out the bearing to the test tube, reach safety protection's purpose.

The side wall of the box body 1 is rotationally connected with a driving shaft 6 for driving the shaft lever 2 to rotate, and the driving shaft 6 is in transmission connection with the shaft lever 2 through a bevel gear 17.

Referring to fig. 3 in detail, a handle 7 is movably mounted on the right side of the driving shaft 6.

The handle 7 is utilized to drive the driving shaft 6 to rotate, and then the bevel gear 17 drives the shaft lever 2 to rotate, so that the centrifugal disk 4 and the test tube are driven to centrifugally rotate, centrifugal experiments are conveniently carried out by scientific researchers, and the use under the field electroless environment can be met, and the applicability is strong.

The right end of the driving shaft 6 is fixedly connected with a connecting sleeve 18, the handle 7 is inserted into the right end of the connecting sleeve 18, and a connecting screw 19 for fixing the handle 7 is connected to the surface of the connecting sleeve 18 in a threaded manner.

The handle 7 is separated from the connecting sleeve 18 by detaching the connecting screw 19, so that the size is further reduced, the purpose of convenient carrying is achieved, and the use is convenient in accidents.

The working process of the utility model is as follows:

firstly, when the hand-operated test tube centrifuge is used, the arc-shaped clamping plates 9 are turned over, the supporting blocks 10 are utilized to support against the left side of the box body 1, the tree body is clamped between the two arc-shaped clamping plates 9, the clamping screw rods 11 are rotated, the clamping plates 12 are utilized to fixedly install the whole device on the surface of the tree body, then the centrifugal disc 4 is taken out in a sliding mode, under the action of the supporting springs 16, the top beads 15 on the bottom side of the rectangular telescopic rod 3 are clamped with the positioning grooves, the centrifugal disc 4 is kept at a high position, a test tube is inserted into the test tube jack 5, the bottom ends of the test tube are erected in the concave grooves on the upper surface of the rubber ring 14, the handle 7 is inserted into the connecting sleeve 18, the connecting screw rods 19 are used for connecting the connecting sleeve 18 and the handle 7, then the handle 7 is rocked, the driving shaft rod 6 is driven to rotate, and the shaft rod 2 is driven to rotate through the transmission of the bevel gear 17, so that the purpose of driving the test tube is achieved, the centrifugal rotation of the test tube is met, the test tube is used in a field environment, the condition of being convenient to use, and the test tube is provided with the advantages of portability and strong applicability.

This is the working principle of the hand tube centrifuge.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a hand test tube centrifuge, includes box body (1), its characterized in that: the utility model discloses a test tube box, including box body (1), handle (7) are provided with, box body (1) left side is provided with installation mechanism, box body (1)'s inside rotation is connected with axostylus axostyle (2), the top of axostylus axostyle (2) extends to box body (1) outside and sliding connection have rectangle telescopic link (3), be provided with positioning mechanism between rectangle telescopic link (3) and axostylus axostyle (2), centrifugal dish (4) are welded on the top of rectangle telescopic link (3), test tube jack (5) have been seted up on the surface of centrifugal dish (4), box body (1) lateral wall rotation is connected with driving axostylus axostyle (2) pivoted driving shaft (6), right side movable mounting of driving shaft (6).

2. A hand-operated tube centrifuge as defined in claim 1 wherein: the mounting mechanism comprises two rotating shafts (8) which are rotatably connected to the left side of the box body (1), arc clamping plates (9) and abutting blocks (10) are fixedly connected to the surfaces of the rotating shafts (8) respectively, and when the arc clamping plates (9) are opened, the abutting blocks (10) abut against the left wall of the box body (1).

3. A hand-operated tube centrifuge as defined in claim 2 wherein: the surface threaded connection of arc cardboard (9) has clamping screw (11), and the screw thread end rotation of clamping screw (11) is connected with grip block (12), and the opening that is used for dodging clamping screw (11) and grip block (12) has been seted up to the lateral wall of box body (1).

4. A hand-operated tube centrifuge as defined in claim 1 wherein: the surface fixedly connected with tray (13) of axostylus axostyle (2), the surface of tray (13) is provided with rubber ring (14), and the upper surface of rubber ring (14) corresponds test tube jack (5) and is provided with the concave groove.

5. A hand-operated tube centrifuge as defined in claim 1 wherein: the positioning mechanism comprises two mounting grooves with different heights formed in the surface of the rectangular telescopic rod (3), a top bead (15) is arranged in the mounting groove, the inner wall of the shaft rod (2) is provided with a positioning groove, and the top bead (15) is clamped with the positioning groove.

6. The hand-operated tube centrifuge of claim 5 wherein: and a supporting spring (16) for driving the top bead (15) to move towards the outer side of the mounting groove is arranged in the mounting groove.

7. A hand-operated tube centrifuge as defined in claim 1 wherein: the driving shaft (6) is in transmission connection with the shaft lever (2) through a bevel gear (17).

8. A hand-operated tube centrifuge as defined in claim 1 wherein: the right end of the driving shaft (6) is fixedly connected with a connecting sleeve (18), the handle (7) is inserted into the right end of the connecting sleeve (18), and the surface of the connecting sleeve (18) is in threaded connection with a connecting screw rod (19) for fixing the handle (7).