CN218359316U

CN218359316U - Electronic pipettor for laboratory

Info

Publication number: CN218359316U
Application number: CN202221861781.XU
Authority: CN
Inventors: 李文清
Original assignee: Colpalmer Experimental Equipment Shanghai Co ltd
Current assignee: Colpalmer Experimental Equipment Shanghai Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-01-24
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses an electronic pipettor is used in laboratory, including the electronic pipettor main part, all rotate on the both sides wall of electronic pipettor main part and be connected with the pivot, two the outside rigid coupling of pivot has same U-shaped support, set up the recess of being convenient for hide the U-shaped support on the lateral wall of electronic pipettor main part, this electronic pipettor is used in laboratory, be different from prior art, utilize the latch segment, slider one, spring one, the effect of ejector pad, can fix a position the U-shaped support of rotatory accomodating to the recess in, thereby effective person of facilitating the use carries out handheld use to the electronic pipettor main part, secondly, utilize automatic flick mechanism, can manually promote the latch segment to move down when withdrawing blockking to the groove, then the U-shaped support through the reverse action of spring two, can flick away automatically, when making things convenient for this electronic main part not to use, can utilize the U-shaped support that flick to invert the electronic pipettor main part on experiment mesa.

Description

Electronic pipettor for laboratory

Technical Field

The utility model relates to an electron pipettor technical field specifically is an electron pipettor is used in laboratory.

Background

An electronic pipette, also called a pipette, is a metering tool for transferring liquid from an original container to another container within a certain range, and is widely used in the fields of biology, chemistry and the like.

At present, current electron pipettor generally can set up a U-shaped support on its handle for the electron pipettor supports on the laboratory bench when not using, but the angle that its U-shaped support needs artifical regulation to the support needs need not to realize the function of automatic flicking, it is comparatively inconvenient when leading to using, secondly, the protective cover is not established to the outside display screen of its electron pipettor, when not using, inconvenient protects the display screen, for this reason, we propose an electron pipettor for the laboratory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electron pipettor is used in laboratory to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electronic pipettor for a laboratory comprises an electronic pipettor main body, wherein two side walls of the electronic pipettor main body are rotatably connected with rotating shafts, the outer sides of the two rotating shafts are fixedly connected with a same U-shaped support, one side wall of the electronic pipettor main body is provided with a groove convenient for hiding the U-shaped support, automatic flicking mechanisms are connected between the inner walls of the two sides of the U-shaped support and the electronic pipettor main body, a display screen is arranged at the top end of the electronic pipettor main body, the top end of the electronic pipettor main body is also rotatably connected with a connecting shaft through two symmetrically arranged bearing blocks, a protective cover is fixed on the outer side of the connecting shaft through two symmetrically arranged connecting blocks, and an extending part at one end of the connecting shaft is connected with the rotating shaft on the corresponding side and the electronic pipettor main body through opening and closing mechanisms;

the automatic flick mechanism comprises a push rod hinged to the inner wall of one side of the U-shaped support, the other end of the push rod is hinged to a second sliding block, a second sliding groove matched with the second sliding block is formed in one side wall of the electronic pipettor main body, the second sliding block is sleeved on the outer side of the sliding rod in a sliding mode, the sliding rod is fixed in the second sliding groove, and a second spring sleeved on the outer side of the sliding rod is arranged between one end of the second sliding block and the inner wall of one side of the second sliding groove.

Preferably, a side wall, close to the groove, of the electronic liquid transfer device main body is connected with a locking block through a sliding block I with a T-shaped cross section, and a sliding groove I matched with the sliding block I is formed in the electronic liquid transfer device main body.

Preferably, a first spring is connected between one end of the first sliding block and the inner wall of one side of the first sliding groove, and a pushing block is further fixed on the outer side of the locking block.

Preferably, the opening and closing mechanism comprises a first gear fixedly connected to the outer side of the extending portion at one end of the connecting shaft, and a second gear fixedly connected to the outer side of the rotating shaft at the corresponding side.

Preferably, the same double-sided rack is connected between the second gear and the first gear in a meshed manner.

Preferably, the outer side of the double-sided rack is slidably sleeved with a limiting sleeve, and the limiting sleeve is fixed on the outer side of the electronic pipettor main body.

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

the utility model discloses be different from prior art, utilize the latch segment, slider one, spring one, the effect of ejector pad, can fix a position the U-shaped support of rotating in accomodating to the recess, thereby effective person of facilitating the use carries out handheld use to the electron pipettor main part, secondly, utilize automatic flick mechanism, can manually promote the latch segment to move down when withdrawing stopping to the recess, then U-shaped support is through the reverse action of spring two, can flick automatically, when making things convenient for this electron pipettor main part not to use, can utilize the U-shaped support of flick to invert the electron pipettor main part on the experiment table face, it is comparatively convenient to use, meanwhile, combine the effect of mechanism of opening and shutting, can make the protective cover lid close, and protect the display screen when not using, on the contrary, when the U-shaped support is accomodate to the recess, combine automatic flick mechanism, the linkage effect of mechanism of opening and shutting, make the protective cover expand, convenient to use person carries out conventional operation and uses.

Drawings

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

fig. 2 is a schematic structural view of each component in the automatic pop-up mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the expanded structure of each part on the first sliding block of the present invention.

In the figure: 1. an electronic pipettor body; 2. a rotating shaft; 21. a U-shaped bracket; 3. a groove; 4. a locking block; 41. a first sliding block; 42. a first spring; 43. a push block; 5. an automatic pop-up mechanism; 501. a push rod; 502. a second sliding block; 503. a slide bar; 504. a second spring; 6. a display screen; 7. a connecting shaft; 71. connecting blocks; 72. a protective cover; 8. an opening and closing mechanism; 801. a first gear; 802. a second gear; 803. a double-sided rack; 804. a limiting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electronic pipettor for a laboratory comprises an electronic pipettor main body 1, wherein two side walls of the electronic pipettor main body 1 are rotatably connected with rotating shafts 2, the outer sides of the two rotating shafts 2 are fixedly connected with a same U-shaped support 21, one side wall of the electronic pipettor main body 1 is provided with a groove 3 which is convenient for hiding the U-shaped support 21, automatic flicking mechanisms 5 are connected between the inner walls of two sides of the U-shaped support 21 and the electronic pipettor main body 1, a display screen 6 is arranged at the top end of the electronic pipettor main body 1, the top end of the electronic pipettor main body 1 is also rotatably connected with a connecting shaft 7 through two symmetrically arranged bearing blocks, a protective cover 72 is fixed at the outer side of the connecting shaft 7 through two symmetrically arranged connecting blocks 71, and the protective cover 72 is in a cut-open state in the attached drawing 3;

the automatic pop-up mechanism 5 comprises a push rod 501 hinged to the inner wall of one side of the U-shaped support 21, the other end of the push rod 501 is hinged to a second sliding block 502, a second sliding groove matched with the second sliding block 502 is formed in one side wall of the electronic pipette main body 1, the second sliding block 502 is slidably sleeved on the outer side of the second sliding block 503, the second sliding block 503 is fixed in the second sliding groove, a second spring 504 sleeved on the outer side of the second sliding block 503 is arranged between one end of the second sliding block 502 and the inner wall of one side of the second sliding groove, and when the U-shaped support 21 is rotatably accommodated through the two rotating shafts 2, the second sliding block 502 hinged to one end of each of the two push rods 501 can move downwards and compress the second spring 504 on the outer side of the corresponding sliding rod 503.

Further, be close to on the lateral wall of recess 3 on the electron pipettor main part 1 and be a slider 41 sliding connection of T shape through the cross section and have latch segment 4, set up on the electron pipettor main part 1 with slider 41 matched with spout one, be connected with spring 42 between the one end of slider 41 and the one side inner wall of spout one, the outside of latch segment 4 still is fixed with ejector pad 43, the setting of ejector pad 43 makes things convenient for artifical manual pressure to move down on the latch segment 4.

Furthermore, an opening and closing mechanism 8 is connected between an extending portion at one end of the connecting shaft 7, the rotating shaft 2 on the corresponding side and the electronic pipette main body 1, the opening and closing mechanism 8 comprises a first gear 801 fixedly connected to the outer side of the extending portion at one end of the connecting shaft 7, a second gear 802 is fixedly connected to the outer side of the rotating shaft 2 on the corresponding side, the second gear 802 and the first gear 801 are connected with the same double-sided rack 803 in a meshed mode, a limiting sleeve 804 is slidably sleeved on the outer side of the double-sided rack 803, the limiting sleeve 804 is fixed to the outer side of the electronic pipette main body 1, the double-sided rack 803 is as shown in the attached drawing 3, and teeth matched with the second gear 802 and the first gear 801 are respectively arranged on two side walls of the double-sided rack 803.

In the scheme, when the U-shaped support 21 needs to be overturned and stored in the groove 3 in use, the U-shaped support 21 can be manually pressed, the U-shaped support 21 rotates through the two rotating shafts 2, the two sliders 502 hinged to one ends of the two push rods 501 can move downwards, the two springs 504 on the outer sides of the corresponding slide rods 503 are compressed, in addition, the locking block 4 is pressed downwards through the push block 43, the locking block 4 stops blocking the groove 3, one outer side of the U-shaped support 21 can be stored in the groove 3, the locking block 4 is released, the U-shaped support 21 can be blocked and fixed through the reverse action of the first spring 42, the two gears 802 can rotate and transmit to the right of the double-sided rack 803, the double-sided rack 803 transmits to the first gear 801 again, and the connecting shaft 7 can be overturned and unfolded through the protective covers 72 connected with the two connecting blocks 71, so that a user can conveniently carry out conventional operation and use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 electron pipettor is used in laboratory, includes electron pipettor main part (1), its characterized in that: the electronic pipette comprises an electronic pipette main body (1), wherein two side walls of the electronic pipette main body (1) are rotatably connected with rotating shafts (2), the outer sides of the two rotating shafts (2) are fixedly connected with the same U-shaped support (21), one side wall of the electronic pipette main body (1) is provided with a groove (3) which is convenient for hiding the U-shaped support (21), an automatic flicking mechanism (5) is connected between the inner walls of the two sides of the U-shaped support (21) and the electronic pipette main body (1), the top end of the electronic pipette main body (1) is provided with a display screen (6), the top end of the electronic pipette main body (1) is also rotatably connected with a connecting shaft (7) through two symmetrically arranged bearing blocks, the outer side of the connecting shaft (7) is fixedly provided with a protective cover (72) through two symmetrically arranged connecting blocks (71), and an extending part of one end of the connecting shaft (7) is connected with the rotating shafts (2) on one side and the electronic pipette main body (1) through opening and closing mechanisms (8);

the automatic flick mechanism (5) comprises a push rod (501) hinged to the inner wall of one side of the U-shaped support (21), the other end of the push rod (501) is hinged to a second sliding block (502), a second sliding groove matched with the second sliding block (502) is formed in one side wall of the electronic pipette main body (1), the second sliding block (502) is sleeved on the outer side of the sliding rod (503) in a sliding mode, the sliding rod (503) is fixed in the second sliding groove, and a second spring (504) sleeved on the outer side of the sliding rod (503) is arranged between one end of the second sliding block (502) and the inner wall of one side of the second sliding groove.

2. The laboratory electronic pipettor of claim 1, wherein: a side wall, close to the groove (3), of the electronic pipette main body (1) is connected with a locking block (4) in a sliding mode through a first sliding block (41) with a T-shaped cross section, and a first sliding groove matched with the first sliding block (41) is formed in the electronic pipette main body (1).

3. The laboratory electronic pipettor of claim 2, wherein: a first spring (42) is connected between one end of the first sliding block (41) and the inner wall of one side of the first sliding groove, and a pushing block (43) is further fixed on the outer side of the locking block (4).

4. The laboratory electronic pipettor of claim 1, wherein: the opening and closing mechanism (8) comprises a first gear (801) fixedly connected to the outer side of an extending portion at one end of the connecting shaft (7), and a second gear (802) fixedly connected to the outer side of the rotating shaft (2) on the corresponding side.

5. The laboratory electronic pipettor of claim 4, wherein: the same double-sided rack (803) is meshed and connected between the second gear (802) and the first gear (801).

6. The electronic pipette for laboratories according to claim 5, wherein: the outer side of the double-sided rack (803) is slidably sleeved with a limiting sleeve (804), and the limiting sleeve (804) is fixed on the outer side of the electronic pipette main body (1).