CN217093564U

CN217093564U - Portable pipette and pipette rack

Info

Publication number: CN217093564U
Application number: CN202221061102.0U
Authority: CN
Inventors: 姜程馨
Original assignee: Hangzhou Maien Technology Co ltd
Current assignee: Hangzhou Maien Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-02
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a portable pipette and pipette rack belongs to pipette rack technical field. The portable pipette rack comprises a pipette rack part and an elastic clamping assembly, wherein the pipette rack part comprises vertical frames, a supporting transverse plate and elastic connecting pieces, one ends of the two elastic connecting pieces are respectively and fixedly connected with opposite surfaces of the two vertical frames, the other ends of the two elastic connecting pieces are respectively detachably connected with two ends of the supporting transverse plate, and the front surface of the supporting transverse plate is provided with a first arc-shaped groove corresponding to a pipe body; the elastic clamping assembly comprises a U-shaped frame and U-shaped reeds, the U-shaped frame is fixed in the first arc-shaped groove correspondingly, the U-shaped reeds are fixed on one sides of the U-shaped frame away from the first arc-shaped groove, and the pipe body is arranged inside the U-shaped reeds. The utility model discloses at the inside U type reed that has fixed of first arc recess, prevent that the body from dropping and breaking when removing the pipette rack, reduce the waste and the portable of resource.

Description

Portable pipette and pipette rack

Technical Field

The utility model relates to a pipette rack field particularly, relates to portable pipette and pipette rack.

Background

In the course of product development, a series of chemical analysis experiments must be carried out, so that it is inevitable to use a measuring device capable of removing a certain volume of solution, such as a measuring cylinder, a beaker and the like, but when it is necessary to accurately measure a liquid volume, a pipette is often used, which is a type of measuring instrument, and has a large part of a slender glass tube in the middle and a sharp mouth at the lower end. Pipette racks are often needed to be used for storing pipettes in laboratories, and organic glass, wood and the like are commonly used materials.

In the correlation technique, the pipette support that the level was placed is the notch setting, directly places the pipette in the notch and fixes, but this method leads to the pipette wearing and tearing easily, influences scale and life on the pipette, and some directness are hung the otic placode of pipette on the pipette support, but when whole removal pipette and pipette support, the pipette drops easily from the pipette support and leads to dropping and damaging, is not convenient for remove and carries, and resource-wasting.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a portable pipette and pipette rack aims at improving the problem that the pipette is worn and torn easily and is fallen on the pipette rack.

The utility model discloses a realize like this:

in a first aspect, the present invention provides a portable pipette comprising a pipette portion and a sealed aspirating assembly.

The pipette part comprises a pipette body, supporting plates and a rubber protective cap, volume scale marks are arranged on the pipette body, the two supporting plates are symmetrically fixed on two sides of the top of the pipette body and are arranged in a downward arc shape, and the rubber protective cap is detachably sleeved on a liquid suction end of the pipette body;

the sealed liquid suction assembly comprises a push rod piece and a piston, the piston is in sliding sealing inside the tube body, and the bottom end of the push rod piece movably penetrates through the tube body and is fixed with the piston.

In an embodiment of the present invention, the push rod comprises a push rod and a handle, the handle is fixed to the top end of the push rod, and the bottom end of the push rod is movably connected to the tube and fixed to the piston.

In an embodiment of the present invention, two non-slip pads are respectively adhered to the lower surface of the supporting plate.

In a second aspect, the present invention provides a portable pipette rack, comprising a pipette rack part and an elastic clamping assembly.

The pipette rack part comprises vertical frames, a supporting transverse plate and elastic connecting pieces, one ends of the two elastic connecting pieces are fixedly connected with opposite surfaces of the two vertical frames respectively, the other ends of the two elastic connecting pieces are detachably connected with two ends of the supporting transverse plate respectively, and the front surface of the supporting transverse plate is provided with a first arc-shaped groove corresponding to the tube body;

elasticity centre gripping subassembly, elasticity centre gripping subassembly includes U type frame, U type reed, all inside U type frame corresponds respectively to be fixed in first arc recess, all U type reed respectively with all it is fixed to keep away from first arc recess one side for U type frame, the body sets up inside U type reed.

In an embodiment of the present invention, the elastic clamping assembly further includes an elastic rubber pad, all the elastic rubber pad is disposed on all the U-shaped reeds are close to the pipe body one side.

In an embodiment of the present invention, the pipette rack further includes a support bottom plate, the support bottom plate is fixed to the bottom of the opposite surface of the vertical frame, and the connection between the bottom of the tube body and the support bottom plate can be detached.

The utility model discloses an in one embodiment, supporting baseplate openly seted up a plurality of with the corresponding second arc recess of body bottom, the body bottom is located inside the second arc recess.

In an embodiment of the present invention, the arc-shaped elastic gaskets are disposed inside all the second arc-shaped grooves.

The utility model discloses an in one embodiment, elastic connection spare includes fixed block and elasticity shock attenuation portion, the fixed block is fixed in erect the frame inboard, elasticity shock attenuation portion top activity is run through the fixed block with support diaphragm both ends.

The utility model discloses an in one embodiment, elasticity shock attenuation portion includes T type pole and spring, T type pole top activity is run through the fixed block with support the diaphragm, the spring housing is located T type pole is outside, just the spring is located support the diaphragm with between the fixed block.

The utility model has the advantages that: the utility model discloses a portable pipette and pipette rack that above-mentioned design obtained, during the use, pulls out the rubber protective cap on the body, then puts into the body bottom and waits to move the solution, stimulates the push rod spare for the piston seals the upwards slip, can inhale the body with liquid inside, convenient and fast need not to cooperate the aurilave in addition to carry out the imbibition, and the rubber protective cap can protect the body bottom with the damage simultaneously. After pipetting, with inside the body upper portion extrudees into U type reed, under the effect of U type reed telescopic power, tightly cliies the body, near one-step realization is fixed body and support diaphragm, prevents that the body from dropping and breaking when removing the pipette rack, reduces the waste and the portable of resource. Simultaneously, the supporting transverse plate can be taken down through the elastic connecting piece, so that all pipettes can be conveniently moved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a portable pipette and a pipette rack provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a portable pipette provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of a pipette rack provided in an embodiment of the present invention;

fig. 4 is a schematic structural view of a connection relationship between the supporting transverse plate and the elastic clamping assembly according to an embodiment of the present invention;

fig. 5 is a schematic top view structure diagram of an elastic clamping assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of an elastic connection member according to an embodiment of the present invention.

In the figure: 10-a pipette section; 110-a tube body; 120-a pallet; 130-rubber protective cap; 20-sealing the wicking assembly; 210-a pusher member; 211-a push rod; 212-a handle; 220-a piston; 30-a pipette rack section; 310-vertical frame; 320-supporting a transverse plate; 330-elastic connecting piece; 331-fixed block; 332-elastic damping; 3321-T-bar; 3322-spring; 340-a support floor; 40-a resilient clamping assembly; a 410-U-shaped frame; 420-U-shaped reed; 430-elastic rubber pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: a portable pipette includes a pipette portion 10 and a sealed pipetting assembly 20.

Wherein the pipette portion 10 is used as a storage container for liquid, the sealed aspirating assembly 20 is capable of rapidly aspirating liquid into the tubular body 110.

Referring to fig. 1 and 2, the pipette part 10 includes a tube 110, two support plates 120 and a rubber protective cap 130, wherein the tube 110 has volume scale marks, the two support plates 120 are symmetrically fixed on two sides of the top of the tube 110, the two support plates 120 are downward arc-shaped, and the rubber protective cap 130 is detachably sleeved on the liquid suction end of the tube 110; anti-slip pads are respectively adhered to the lower surfaces of the two support plates 120. When specifically setting up, body 110 and two layer boards 120 can adopt integrated into one piece to set up, and are the glass material that corrosion resistance is good, and the volume scale mark can be set up according to the diameter size of body 110, and the operating personnel of being convenient for carries out the accuracy transfer to the liquid that needs to shift, and rubber protective cap 130 can protect body 110 bottom can not produce wearing and tearing or damage when contacting other objects, and the shape of rubber protective cap 130 is unanimous with the shape of body 110 bottom. The anti-slip pads can increase the friction force between the hand and the support plate 120, so that the hand is more stable during pipetting.

Referring to fig. 1 and 2, the liquid sealing and absorbing assembly 20 includes a push rod member 210 and a piston 220, the piston 220 is slidably sealed inside the tube 110, and the bottom end of the push rod member 210 movably penetrates through the tube 110 and is fixed with the piston 220. In this case, the liquid can be sucked into the tube 110 by pulling the rod 210 upward to slide the piston 220 upward.

In an embodiment of the present invention, the push rod 210 includes a push rod 211 and a handle 212, the handle 212 is fixed to the top of the push rod 211, specifically, the push rod 211 and the handle 212 can be integrally formed, and the push rod 211 and the handle 212 can be made of plastic material with good corrosion resistance, and the bottom of the push rod 211 is movably connected to the tube 110 and fixed to the piston 220, specifically, the piston 220 is made of rubber or silica gel material with good sealing performance and corrosion resistance.

Referring to fig. 1, 3, 4, 5 and 6, another aspect of the present invention is a pipette rack including a pipette rack portion 30 and a resilient clamping assembly 40.

The pipette rack 30 supports the tube 110 by the elastic clamping assembly 40, and the tube 110 is fixed on the horizontal support plate 320.

Referring to fig. 1, 3, 4 and 6, the pipette rack part 30 includes a vertical frame 310, a horizontal supporting plate 320, and two elastic connecting members 330, wherein one ends of the two elastic connecting members 330 are respectively fixedly connected to the opposite surfaces of the two vertical frames 310, and specifically, the vertical frame 310 is in a triangular structure, so that the two vertical frames 310 are more stable when contacting the table. The other ends of the two elastic connecting pieces 330 are detachably connected with two ends of the supporting transverse plate 320 respectively, and the front surface of the supporting transverse plate 320 is provided with a first arc-shaped groove corresponding to the pipe body 110; specifically, the radian of the first arc-shaped groove is the same as that of the pipe body 110.

In an embodiment of the present invention, the pipette rack part 30 further includes a supporting bottom plate 340, the supporting bottom plate 340 is fixed to the bottom of the opposite surface of the two vertical frames 310, specifically, the supporting bottom plate 340 and the two vertical frames 310 are welded and fixed, and also can be integrally formed. The bottom of the tube body 110 is detachably coupled to the support base 340. The front surface of the supporting base plate 340 is provided with a plurality of second arc-shaped grooves corresponding to the bottom ends of the tube bodies 110, and the bottom ends of the tube bodies 110 are located inside the second arc-shaped grooves. All inside arc elastic gasket that is provided with of second arc recess, it is concrete, arc elastic gasket can adopt the good rubber of elasticity or silica gel material. Wherein, inside being fixed in the second arc wall with body 110 bottom, increase the fixed stability of whole body 110, can not make body 110 bottom unsettled, arc resilient pad can protect body 110 bottom wearing and tearing can not appear when contacting with the second arc wall simultaneously, and arc resilient pad has certain elasticity, can be with body 110 bottom centre gripping more steady.

In an embodiment of the present invention, the elastic connection member 330 includes a fixing block 331 and an elastic damping portion 332, specifically, the elastic connection member 330 is four, and the four elastic connection members 330 are symmetrically fixed on the front and rear sides of the two vertical frames 310 respectively. The fixed block 331 is fixed in the inside of the vertical frame 310, and specifically, the fixed block 331 is welded and fixed with the vertical frame 310. The top end of the elastic damping part 332 movably penetrates through the fixing block 331 and two ends of the supporting transverse plate 320. The elastic damping portion 332 comprises a T-shaped rod 3321 and a spring 3322, the top end of the T-shaped rod 3321 movably penetrates through the fixing block 331 and the supporting transverse plate 320, specifically, the fixing block 331 and the supporting transverse plate 320 are respectively provided with a through hole, and the T-shaped rod 3321 penetrates through the fixing block 331 and the supporting transverse plate 320 through the through holes. The spring 3322 is sleeved outside the T-shaped bar 3321, and the spring 3322 is located between the supporting cross plate 320 and the fixing block 331. Wherein, cooperation through fixed block 331 and elastic damping portion 332 for support diaphragm 320 and can follow elastic damping portion 332 and take off, the convenience need not all to remove whole support body to the removal of supporting diaphragm 320, and is simple and convenient, simultaneously under spring 3322's effect, makes when whole device receives the collision and takes place vibrations, has certain cushioning effect to body 110, further protects body 110 not damaged.

Referring to fig. 1, 3, 4 and 5, the elastic clamping assembly 40 includes U-shaped frames 410 and U-shaped reeds 420, all the U-shaped frames 410 are respectively fixed inside the first arc-shaped groove, specifically, the U-shaped frames 410 are welded and fixed inside the first arc-shaped groove, all the U-shaped reeds 420 are respectively fixed with one sides of all the U-shaped frames 410 away from the first arc-shaped groove, specifically, the U-shaped reeds 420 are fixed with the U-shaped frames 410 through screws. The U-shaped spring 420 has a hollow portion inside of a side thereof close to the tubular body 110, preventing the tubular body 110 from being ejected when being held inside the U-shaped spring 420. The tube 110 is disposed inside the U-shaped spring 420.

In an embodiment of the present invention, the elastic clamping assembly 40 further includes an elastic rubber pad 430, and all the elastic rubber pads 430 are disposed on one side of all the U-shaped springs 420 close to the tube body 110. The elastic rubber pad 430 can protect the tube body 110 from abrasion. The elastic rubber pad 430 may be made of a rubber material with good elasticity.

This portable pipette and pipette stand's theory of operation:

during the use, pull out rubber protective cap 130 on body 110, then put into waiting to move the solution with body 110 bottom, pull push rod piece 210 for piston 220 seals upwards and slides, can inhale body 110 with liquid inside, convenient and fast need not to cooperate the aurilave in addition to carry out the imbibition, and rubber protective cap 130 can protect body 110 bottom with the damage simultaneously. After pipetting, with inside the body 110 upper portion crowded U type reed 420, under the effect of U type reed 420 telescopic power, tightly cliies body 110, near one-step realization is fixed body 110 and support diaphragm 320, prevents that body 110 from dropping and breaking when removing the pipette rack, reduces the waste and the portable of resource. Simultaneously can take off support diaphragm 320 through elastic connecting piece 330 to the removal of body 110 need not remove whole pipet stand, conveniently carries.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable pipette, comprising

The pipette part (10) comprises a tube body (110), supporting plates (120) and a rubber protective cap (130), volume scale marks are arranged on the tube body (110), the two supporting plates (120) are symmetrically fixed on two sides of the top of the tube body (110), the two supporting plates (120) are arranged in a downward arc shape, and the rubber protective cap (130) is detachably sleeved on a liquid suction end of the tube body (110);

sealed imbibition subassembly (20), sealed imbibition subassembly (20) include push rod spare (210) and piston (220), piston (220) sliding seal in inside tube body (110), push rod spare (210) bottom activity run through tube body (110) and with piston (220) are fixed.

2. The portable pipette as set forth in claim 1, wherein the push rod member (210) comprises a push rod (211) and a handle (212), the handle (212) is fixed to a top end of the push rod (211), and a bottom end of the push rod (211) movably penetrates through the tube body (110) and is fixed to the piston (220).

3. The portable pipette as set forth in claim 1, wherein anti-slip pads are adhered to the lower surfaces of the two support plates (120), respectively.

4. A pipette rack, characterized by comprising

The portable pipette of any one of claims 1 to 3; and

the pipette holder part (30), the pipette holder part (30) comprises vertical frames (310), supporting transverse plates (320) and elastic connecting pieces (330), one ends of the two elastic connecting pieces (330) are respectively and fixedly connected with opposite surfaces of the two vertical frames (310), the other ends of the two elastic connecting pieces (330) are respectively and detachably connected with two ends of the supporting transverse plates (320), and the front surfaces of the supporting transverse plates (320) are provided with first arc-shaped grooves corresponding to the tube bodies (110);

elasticity centre gripping subassembly (40), elasticity centre gripping subassembly (40) are including U type frame (410), U type reed (420), all inside U type frame (410) corresponds respectively to be fixed in first arc recess, all U type reed (420) respectively with all it is fixed to keep away from first arc recess one side U type frame (410), body (110) set up inside U type reed (420).

5. A pipette rack according to claim 4, wherein the resilient clamping assembly (40) further comprises resilient rubber pads (430), all the resilient rubber pads (430) being provided on the side of all the U-shaped springs (420) close to the tube body (110).

6. A pipette rack according to claim 4, wherein the pipette rack part (30) further comprises a support base plate (340), the support base plate (340) being fixed to the bottom of the opposite faces of the two vertical racks (310), and the bottom of the tube body (110) being detachably connected to the support base plate (340).

7. The pipette rack of claim 6, wherein the front surface of the supporting base plate (340) is provided with a plurality of second arc-shaped grooves corresponding to the bottom ends of the tube bodies (110), and the bottom ends of the tube bodies (110) are located in the second arc-shaped grooves.

8. The pipette rack of claim 7 wherein all of the second arcuate recesses are internally provided with arcuate resilient washers.

9. The pipette rack according to claim 8, wherein the elastic connecting member (330) comprises a fixing block (331) and an elastic damping portion (332), the fixing block (331) is fixed at the inner side of the vertical frame (310), and the top end of the elastic damping portion (332) movably penetrates through the fixing block (331) and the two ends of the supporting transverse plate (320).

10. The pipette rack of claim 9, wherein the elastic shock absorbing part (332) comprises a T-shaped rod (3321) and a spring (3322), the top end of the T-shaped rod (3321) movably penetrates through the fixing block (331) and the supporting transverse plate (320), the spring (3322) is sleeved outside the T-shaped rod (3321), and the spring (3322) is located between the supporting transverse plate (320) and the fixing block (331).