CN212947350U

CN212947350U - Clamping device for molecular biology experiments

Info

Publication number: CN212947350U
Application number: CN202021543084.0U
Authority: CN
Inventors: 张辰润
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-13
Anticipated expiration: 2030-07-30

Abstract

The utility model relates to an experimental facilities technical field discloses a device is got with pressing from both sides to molecular biology experiment, including the tweezers handle, the tweezers handle bottom left and right sides all fixedly is provided with the tweezers clamp, and is two sets of the fixed stop collar that is provided with in the tweezers clamp inboard bottom, it has the gag lever post to peg graft in the stop collar, gag lever post bottom integrated into one piece is provided with the tweezers head, the half slot has all been seted up to both sides about the gag lever post outer wall, the tweezers clamp is close to the upside of stop collar and has seted up spacing hole, the fixed loop bar that is provided with in middle part in the spacing hole. The utility model discloses a be provided with gag lever post and stop collar, during the non-use is taken the fortune, the accessible is towards upside pulling gag lever post, and the gag lever post removes at the stop collar to prevent that the upset from appearing in the gag lever post, drive the tweezers head by the gag lever post and remove to tweezers and press from both sides the inboard, effectively prevent tweezers head scratch foreign object or staff, and play tweezers head guard action, hoisting device life is fit for extensively promoting and using.

Description

Clamping device for molecular biology experiments

Technical Field

The utility model relates to an experimental facilities technical field specifically is a device is got with pressing from both sides to molecular biology experiment.

Background

In molecular biology tests, tweezers are often used for clamping test articles such as pretreated centrifuge tubes, adhesive tapes, gels, NC membranes or PVDF membranes, and different tweezers, pointed or flat-headed tweezers are used according to different material requirements, and the designated articles are clamped by the tweezers.

In implementing the present invention, the inventor finds that the following problems exist in the prior art and are not solved: the existing pointed-end tweezers in the clamping device for molecular biology experiments are inconvenient to carry, transport and store, and are easy to scratch foreign objects or cause defects of workers, so that the pointed-end tweezers are easy to deform, and the problems of short service life and the like caused by insufficient protection are easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is got to molecular biology experiment is with pressing from both sides, through being provided with gag lever post and stop collar, during the non-use is taken to the fortune, the accessible is towards upside pulling gag lever post, and the gag lever post removes at the stop collar to prevent that the upset from appearing in the gag lever post, drive the tweezers head by the gag lever post and remove to tweezers and press from both sides the inboard, effectively prevent tweezers head scratch foreign object or staff, and play tweezers head guard action, hoisting device life has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for molecular biology experiments comprises a forceps handle;

the left side and the right side of the bottom of the forceps handle are fixedly provided with forceps clamps, the bottoms of the inner sides of the two groups of forceps clamps are fixedly provided with limiting sleeves, limiting rods are inserted into the limiting sleeves, and forceps heads are integrally formed at the bottoms of the limiting rods;

semicircular grooves are all seted up to both sides about the gag lever post outer wall, spacing hole has been seted up to the upside that the tweezers pressed from both sides and is close to the stop collar, the fixed loop bar that is provided with in middle part in the spacing hole, it has the movable rod to peg graft in the loop bar, and movable rod and loop bar sliding connection, the fixed baffle that is provided with in movable rod outer end, the spring has been cup jointed to the inboard that the movable rod is close to the baffle, and the spring both ends respectively with loop bar and baffle fixed connection, the fixed card pearl that is provided with of one end that the baffle was kept away from.

As an optimal implementation mode of the utility model, the tweezers clamp outer wall top is adhered with a non-slip mat through glue.

As a preferred embodiment of the utility model, the opening of stop collar is the quad slit, and the appearance of gag lever post and the opening profile phase-match of stop collar.

As a preferred embodiment of the present invention, the top end of the limiting rod is fixedly provided with a pull ring.

As a preferred embodiment of the utility model, the top of the forceps handle is fixedly provided with a hanging belt.

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

1. the utility model relates to a device is got to molecular biology experiment clamp through being provided with gag lever post and stop collar, during the non-use is taken the fortune, accessible orientation upside pulling gag lever post, and the gag lever post removes at the stop collar to prevent that the upset from appearing in the gag lever post, drive the tweezers head by the gag lever post and remove to tweezers and press from both sides the inboard, effectively prevent tweezers head scratch foreign object or staff, and play tweezers head guard action, hoisting device life.

2. The utility model relates to a device is got with clamp to molecular biology experiment through being provided with half slot and card pearl, when adjusting the gag lever post position, accessible gag lever post conflict card pearl, and card pearl pressurized removes to spacing downthehole, and after the gag lever post extension or shrink finish, drives baffle and movable rod by spring tension and removes, and the movable rod gives card pearl effort, makes card pearl joint at the half slot of gag lever post, and this locate mode improves the efficiency of gag lever post location, convenient and fast.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall cross-sectional structure of a clamping device for molecular biology experiments according to the present invention;

fig. 2 is the utility model discloses a device is got to molecular biology experiment with pressing from both sides A department enlarged structure schematic diagram.

In the figure: 1. a forceps handle; 2. forceps clips; 3. a non-slip mat; 4. hanging a belt; 5. a limiting sleeve; 6. a limiting rod; 7. a semicircular groove; 8. a forceps head; 9. clamping the beads; 10. a limiting hole; 11. a pull ring; 12. a movable rod; 13. a loop bar; 14. a spring; 15. and a baffle plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a clamping device for molecular biology experiments comprises a forceps handle 1;

the left side and the right side of the bottom of the forceps handle 1 are fixedly provided with forceps clamps 2, the bottoms of the inner sides of the two groups of forceps clamps 2 are fixedly provided with limiting sleeves 5, limiting rods 6 are inserted into the limiting sleeves 5, and forceps heads 8 are integrally formed at the bottoms of the limiting rods 6;

semicircular groove 7 has all been seted up to both sides about 6 outer walls of gag lever post, spacing hole 10 has been seted up to the upside that tweezers pressed from both sides 2 and are close to stop collar 5, the fixed loop bar 13 that is provided with in middle part in spacing hole 10, it has movable rod 12 to peg 13 interpolation, and movable rod 12 and loop bar 13 sliding connection, the fixed baffle 15 that is provided with in 12 outer ends of movable rod, spring 14 has been cup jointed to the inboard that movable rod 12 is close to baffle 15, and the spring 14 both ends respectively with loop bar 13 and baffle 15 fixed connection, the fixed card pearl 9 that is provided with of one end that baffle 15 was kept away from to movable rod 12.

In the embodiment (as shown in fig. 1 and fig. 2), by providing the limiting rod 6 and the limiting sleeve 5, during the non-use carrying period, the limiting rod 6 can be pulled towards the upper side, the limiting rod 6 moves in the limiting sleeve 5 to prevent the limiting rod 6 from turning over, the limiting rod 6 drives the forceps head 8 to move to the inner side of the forceps holder 2, the forceps head 8 is effectively prevented from scratching foreign objects or workers, and the forceps head 8 is protected, the service life of the device is prolonged, by providing the semicircular groove 7 and the clamping bead 9, when the position of the limiting rod 6 is adjusted, the clamping bead 9 can be abutted by the limiting rod 6, the clamping bead 9 is pressed and moved into the limiting hole 10, after the limiting rod 6 is extended or contracted, the baffle 15 and the movable rod 12 are driven to move by the pulling force of the spring 14, the movable rod 12 applies an acting force to the clamping bead 9, so that the clamping bead 9 is clamped in the semicircular groove 7 of the limiting rod 6, and the positioning mode improves the positioning efficiency of, is convenient and quick.

The top of the outer wall of each of the two groups of forceps clamps 2 is adhered with an anti-slip pad 3 through glue.

In this embodiment (as shown in fig. 1), the non-slip pad 3 is provided, so that the friction force of the finger part can be increased by the non-slip pad 3, and the clamping object can be prevented from falling off.

The through opening of the limiting sleeve 5 is a square hole, and the outline of the limiting rod 6 is matched with the outline of the through opening of the limiting sleeve 5.

In this embodiment (as shown in fig. 1), the through hole passing through the stop collar 5 is a square hole, which plays a role in positioning the direction of the stop lever 6, so as to prevent the stop lever 6 from turning.

Wherein, the top end of the limiting rod 6 is fixedly provided with a pull ring 11.

In this embodiment (as shown in fig. 1), by providing the pull ring 11, the pull ring 11 can drive the limiting rod 6 to move, which is labor-saving and convenient.

Wherein, a hanging belt 4 is fixedly arranged at the top of the forceps handle 1.

In this embodiment (as shown in fig. 1), the hanging belt 4 is provided, so that the placing device can be hung by the hanging belt 4, and the hanging belt 4 is convenient to carry.

The working principle is as follows: it should be noted that the utility model relates to a clamping device for molecular biology experiments, which comprises a forceps handle 1, a forceps holder 2, an anti-slip mat 3, a hanging belt 4, a limit sleeve 5, a limit rod 6, a semicircular groove 7, a forceps head 8, a clamping bead 9, a limit hole 10, a pull ring 11, a movable rod 12, a loop rod 13, a spring 14 and a baffle 15, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the clamping device can be known by technical manuals or conventional test methods, when the clamping device for molecular biology experiments is used, the limit rod 6 and the limit sleeve 5 are arranged, during non-use carrying period, the limit rod 6 can be pulled towards the upper side, the limit rod 6 moves in the limit sleeve 5 to prevent the limit rod 6 from turning, the limit rod 6 drives the forceps head 8 to move to the inner side of the forceps holder 2, and effectively prevent the forceps head 8 from scratching foreign objects or workers, and play tweezers head 8 guard action, hoisting device life, through being provided with half slot 7 and card pearl 9, when adjusting the 6 positions of gag lever post, accessible gag lever post 6 conflicts card pearl 9, card pearl 9 pressurized removal to spacing downthehole 10, after gag lever post 6 extension or shrink finish, drive baffle 15 and movable rod 12 by spring 14 pulling force and remove, movable rod 12 gives card pearl 9 effort, make card pearl 9 joint in the half slot 7 of gag lever post 6, this locate mode improves the efficiency of gag lever post 6 location, high convenience and fast, the result of use is comparatively ideal.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a device is got with pressing from both sides to molecular biology experiment which characterized in that: comprises a forceps handle (1);

forceps clamps (2) are fixedly arranged on the left side and the right side of the bottom of the forceps handle (1), limiting sleeves (5) are fixedly arranged on the bottoms of the inner sides of the two groups of forceps clamps (2), limiting rods (6) are inserted into the limiting sleeves (5), and forceps heads (8) are integrally formed at the bottoms of the limiting rods (6);

semicircular groove (7) have all been seted up to both sides about gag lever post (6) outer wall, tweezers press from both sides (2) and have been seted up spacing hole (10) near the upside of stop collar (5), the fixed loop bar (13) that is provided with in spacing hole (10) middle part, it has movable rod (12) to peg graft in loop bar (13), and movable rod (12) and loop bar (13) sliding connection, fixed baffle (15) that are provided with in movable rod (12) outer end, spring (14) have been cup jointed to the inboard that movable rod (12) are close to baffle (15), and spring (14) both ends respectively with loop bar (13) and baffle (15) fixed connection, the fixed card pearl (9) that is provided with of one end that keeps away from baffle (15) in movable rod (12).

2. The clamping device for molecular biology experiments, according to claim 1, is characterized in that: the top of the outer wall of each forceps clip (2) is adhered with an anti-slip pad (3) through glue.

3. The clamping device for molecular biology experiments, according to claim 1, is characterized in that: the through opening of stop collar (5) is the quad slit, and the appearance of gag lever post (6) and the through opening profile phase-match of stop collar (5).

4. The clamping device for molecular biology experiments, according to claim 1, is characterized in that: and a pull ring (11) is fixedly arranged at the top end of the limiting rod (6).

5. The clamping device for molecular biology experiments, according to claim 1, is characterized in that: the top of the forceps handle (1) is fixedly provided with a hanging belt (4).