CN214967045U

CN214967045U - Flushable small insect dissecting needle

Info

Publication number: CN214967045U
Application number: CN202120114948.5U
Authority: CN
Inventors: 闫哲; 薛正; 赵波; 马萱; 孙中华; 石芮竹
Original assignee: Beijing University of Agriculture
Current assignee: Beijing University of Agriculture
Priority date: 2021-01-16
Filing date: 2021-01-16
Publication date: 2021-12-03
Anticipated expiration: 2031-01-16

Abstract

The utility model discloses a needle is dissected to flushable small-size insect, including the body, the one end connecting tube cover of body, the pipe cover is connected with the syringe needle, the inside cavity that is provided with of syringe needle, the inside of body is provided with the inner bag that is used for the water storage, and the cavity passes through the straw intercommunication with the inner bag, and the middle part of body is provided with the extrusion device for the extrusion the inner bag to rivers in making the inner bag flow into the cavity of syringe needle and flow out from the apopore of syringe needle. The utility model discloses a needle is dissected to flushable small insect can go out water through the extrusion device when dissecting small insect, washs and dissects the unnecessary impurity of in-process. The utility model discloses a needle is dissected to flushable small-size insect simple structure, convenient to use help improving and dissect efficiency.

Description

Flushable small insect dissecting needle

Technical Field

The utility model relates to an insect dissects instrument mainly relates to a needle is dissected to flushable small-size insect.

Background

In the process of insect research, the insects need to be dissected, and in the process of dissection, when the dissecting needle is used for treatment, sundries such as blood, tissue fragments, fat particles and the like are easy to appear to influence the process of dissection experiments, so that the efficiency is reduced. At present, the methods for removing the impurities are generally scalpel resection, forceps clamping or water flow washing, and the methods are complex in process, influence the dissection efficiency and are easy to interrupt the dissection process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a flushable small insect dissecting needle which can conveniently remove sundries.

The utility model discloses a needle is dissected to flushable small-size insect, which comprises a pipe body, the one end connecting tube cover of body, the pipe cover is connected with the syringe needle, the inside cavity that is provided with of syringe needle, the inside of body is provided with the inner bag that is used for the water storage, the cavity passes through the straw intercommunication with the inner bag, the middle part of body is provided with the extrusion device, is used for the extrusion the inner bag, so that rivers in the inner bag are gone into the cavity of syringe needle is followed the apopore of syringe needle flows.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, the middle part of body is provided with the mounting hole, extrusion device is including being used for the extrusion the inner bag press board and spring, press the board set up in the mounting hole, the one end of spring sets up on the inner wall of body, the other end of spring connect in press the bottom of board, the spring is used for exerting elasticity in advance to pressing the board.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, be provided with according to the upper surface of board and increase the line of rubbing.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, the middle part of body is provided with the through-hole, be provided with the slide on the inner wall of through-hole, the one end downward sloping of the directional syringe needle of slide, the extrusion device includes the rolling wheel, the both ends of the pivot of rolling wheel set up in the slide, so that the rolling wheel is followed the slide rolls, extrudees simultaneously the inner bag makes water in the inner bag is followed the apopore of syringe needle flows.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, the end of body is provided with and is used for the confined closing cap, the closing cap is ladder round platform form.

The utility model discloses a needle is dissected to flushable small insect can go out water through the extrusion device when dissecting small insect, washs and dissects the unnecessary impurity of in-process. The utility model discloses a needle is dissected to flushable small-size insect simple structure, convenient to use help improving and dissect efficiency.

Drawings

FIG. 1 is a front view of a schematic structural view of a first embodiment of the flushable small insect dissection needle of the present invention;

FIG. 2 is a top view of a first embodiment of the flushable small insect dissection needle of the present invention;

FIG. 3 is a front view of a schematic structural view of a second embodiment of the flushable small insect dissection needle of the present invention;

fig. 4 is a top view of a second embodiment of the flushable small insect dissection needle of the present invention.

Detailed Description

Example one

As shown in fig. 1 and 2, the utility model discloses a needle is dissected to flushable small-size insect, including body 1, pipe box 2 is connected to the one end of body, and the pipe box is connected with

syringe needle

3, and 3 inside cavities that are provided with of syringe needle, the inside of body 1 are provided with the inner bag 5 that is used for the water storage, and the cavity passes through straw 6 with the inner bag and communicates, and the middle part of body is provided with extrusion device 7 for extrude the inner bag, so that the rivers in the inner bag flow into the cavity of syringe needle and flow out from the apopore of syringe needle.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, the middle part of body is provided with mounting hole 8, and extrusion device sets up in the mounting hole according to board 9 and spring 10 including being used for extrudeing the inner bag according to board 9, and the one end of spring sets up on the inner wall of body, and the other end of spring is connected in the bottom according to board 9, and the spring is used for exerting elasticity in advance according to the board.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, is provided with according to the upper surface of board 9 and increases friction line 11.

Example two

Combine fig. 3, fig. 4 to show, the utility model discloses a needle is dissected to flushable small-size insect, wherein, the middle part of body is provided with through-hole 21, is provided with slide 22 on the inner wall of through-hole, the one end downward sloping of the directional syringe needle of slide, extrusion device include rolling wheel 23, the both ends of rolling wheel's pivot set up in the slide to make rolling wheel roll along the slide, extrude inner bag 5 simultaneously, make the interior water of inner bag flow from the apopore of syringe needle.

The utility model discloses a needle is dissected to flushable small-size insect, wherein, the end of body 1 is provided with and is used for confined closing cap 30, and closing cap 30 is ladder round platform form.

The needle head 3 is a small-size dissecting needle head made of stainless steel with the length of 15mm and the diameter of 0.5mm, so that the needle head is not easy to bend, and the structure of small insects can not be easily damaged. The needle head 3 is hollow and is provided with a water outlet hole.

The pipe sleeve is made of hard plastic and is hollow, the needle head and the inner container are connected, and the needle head and the pipe body are connected outside.

The pipe body is made of hard plastic, is hollow, and is internally provided with an inner container, the length of the inner container is about 85mm, and the diameter of the inner container is about 3.5 mm.

An extruding device: the soft plastic inner container is extruded by pressing or pushing the hard plastic material, so that the liquid flows out.

An inner container: soft plastic, hollow, can contain liquid.

And (4) capping: the rubber cover can be fastened at the tail end of the pipe body to seal the inner container.

The utility model discloses a needle is dissected to flushable small insect can go out water through the extrusion device when dissecting small insect, washs and dissects the unnecessary impurity of in-process.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The small insect dissecting needle capable of being washed is characterized by comprising a tube body, one end of the tube body is connected with a tube sleeve, the tube sleeve is connected with a needle head, a cavity is formed in the needle head, an inner container used for storing water is arranged in the tube body and is communicated with the inner container through a suction tube, and an extruding device is arranged in the middle of the tube body and is used for extruding the inner container, so that water in the inner container flows into the cavity of the needle head and flows out of a water outlet hole of the needle head.

2. The flushable small insect dissection needle according to claim 1, wherein a mounting hole is formed in a middle portion of the tube body, the pressing device comprises a pressing plate for pressing the inner container and a spring, the pressing plate is arranged in the mounting hole, one end of the spring is arranged on an inner wall of the tube body, the other end of the spring is connected to a bottom of the pressing plate, and the spring is used for exerting a pre-elastic force on the pressing plate.

3. The flushable small insect dissection needle of claim 2, wherein the upper surface of the push plate is provided with friction enhancing texture.

4. The small-sized washable insect dissecting needle according to claim 1, wherein a through hole is formed in the middle of the tube body, a slide way is formed in the inner wall of the through hole, one end of the slide way, which is directed to the needle, is inclined downward, the squeezing device comprises a rolling wheel, and two ends of a rotating shaft of the rolling wheel are arranged in the slide way, so that the rolling wheel rolls along the slide way, and the inner container is squeezed, so that water in the inner container flows out from the water outlet hole of the needle.

5. The flushable small insect dissection needle of claim 4, wherein the distal end of the tube body is provided with a closure for closing, the closure being stepped frustoconical.