CN215016180U

CN215016180U - Puncture needle convenient to change syringe needle

Info

Publication number: CN215016180U
Application number: CN202120673795.8U
Authority: CN
Inventors: 金燮林
Original assignee: Deqing Deyan Ceramic Co ltd
Current assignee: Deqing Deyan Ceramic Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-12-07
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a puncture needle convenient to change syringe needle, including needle file, puncture mechanism, water inlet, puncture needle body, limiting plate, installation piece, mounting groove, filter equipment, locking mechanism, spring bolt, push rod, first spring and stop gear. The utility model has the advantages that: when the puncture needle body is replaced, the push rod is pushed to one side of the tip end of the puncture needle body, the push rod drives the spring bolt to move and simultaneously extrudes the first spring, the limiting plate can be rotated after the spring bolt is contracted inside the needle seat, the limiting plate drives the installation block to rotate, the puncture needle body can be taken out, then a new puncture needle body is replaced, the puncture needle body is installed according to the limit of the installation groove, when the limiting plate is abutted to the bottom of the needle seat, the limiting plate is rotated, the limiting plate drives the installation block to rotate, the installation block extrudes the spring bolt when moving, the spring bolt extrudes the first spring, after the installation block moves to the other side of the spring bolt, the first spring drives the spring bolt to reset, and therefore the limit of the installation block is realized.

Description

Puncture needle convenient to change syringe needle

Technical Field

The utility model relates to a puncture needle specifically is a puncture needle convenient to change syringe needle, belongs to removable puncture needle technical field.

Background

Because the capsule coffee machine is small in size, and the combined puncturing device in the capsule coffee machine needs to perform the steps of puncturing capsule coffee, brewing, dissolving coffee powder and the like, the steps cannot be completely and fully completed in a short time, so that part of coffee powder cannot be fully dissolved, or the completion degree is low, the prepared coffee solution is small in amount, and the taste and the requirements of a user are seriously influenced.

The existing combined puncture device is made of metal materials, the metal materials are easy to wear after being used for a period of time, and puncture sharpness is reduced, so that the puncture needle needs to be replaced after the tip end of the puncture needle body is worn.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a puncture needle convenient to change syringe needle just in order to solve above-mentioned problem, can change single puncture needle, carry out the overall change after avoiding single puncture needle wearing and tearing and cause the waste.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a puncture needle convenient to change syringe needle, including the needle file, the inside of needle file is equipped with a plurality of puncture mechanisms, puncture mechanism includes water inlet, puncture needle body, limiting plate, installation piece and mounting groove, the inside sliding connection of needle file has a plurality ofly puncture needle body, a plurality of the surface of puncture needle body has all seted up a plurality of the water inlet, a plurality of the equal fixedly connected with in bottom of puncture needle body the limiting plate, a plurality of the equal fixedly connected with in both sides of puncture needle body the installation piece, the needle file is the multiunit the corresponding position of installation piece has all seted up the mounting groove, the multiunit the installation piece respectively with the multiunit sliding connection between the mounting groove, the needle file is the multiunit the corresponding department of mounting groove all is equipped with locking mechanism, locking mechanism includes spring bolt, mounting groove, the installation piece is equipped with the spring bolt, the spring bolt is installed the spring bolt, the spring bolt is installed the spring bolt, the installation is installed the installation, the installation is installed the installation, the installation is installed the installation, the surface, the installation is installed the installation, the puncture needle, the installation is installed the installation, the surface, the installation is installed the surface, the installation is installed the installation, the surface, the installation is installed the surface, the installation is installed the, Push rod and first spring, the inside of needle file is at one of them of every group the equal sliding connection in corresponding position of mounting groove has the spring bolt, and is a plurality of the equal fixedly connected with in one side of spring bolt the push rod, it is a plurality of the push rod all with sliding connection between the needle file is a plurality of the spring bolt respectively with centre gripping between the needle file has first spring, the bottom of needle file is equipped with filtering mechanism, filtering mechanism with be equipped with stop gear between the needle file.

Preferably, in order to puncture an article, the section of the puncture needle body is in an isosceles triangle structure, and the plurality of water inlets are in an annular array.

Preferably, in order to facilitate installation and positioning of the puncture needle body, the diameter of the limiting plate is larger than that of the puncture needle body, and the section of the installation groove is of an L-shaped structure.

Preferably, in order to facilitate carrying on spacingly to the installation piece, avoid its roll-off mounting groove, one side of spring bolt is the arc structure, the cross-section of spring bolt is "T" shape structure, the push rod with the spring bolt sets up perpendicularly.

Preferably, in order to filter water, avoid impurity to get into, filtering mechanism includes filter screen, stopper and spacing groove, the bottom of needle file is equipped with the filter screen, the equal fixedly connected with in both sides of filter screen the stopper, the needle file is two the corresponding position of stopper has all been seted up the spacing groove, two the stopper respectively with two sliding connection between the spacing groove.

Preferably, for the convenience of installing the filter screen spacing, stop gear includes baffle and second spring, the inside of needle file is two equal sliding connection in one side of spacing groove has the baffle, two the baffle respectively with centre gripping between the needle file has the second spring.

Preferably, in order to facilitate the installation of the needle seat in a limiting manner, positioning grooves are formed in the two sides of the needle seat, and the cross section of each positioning groove is of an L-shaped structure.

The utility model has the advantages that: when the puncture needle is used for a period of time, the tip end of the puncture needle body is easy to wear, so that the puncture effect is influenced, therefore, the puncture needle body needs to be replaced, when the filter mechanism is firstly detached, then the push rod is pushed to one side of the tip end of the puncture needle body, the push rod drives the spring bolt to move and simultaneously extrudes the first spring, when the spring bolt is contracted in the needle seat, the limiting plate can be rotated, the limiting plate drives the mounting block to rotate, so that the puncture needle body can be taken out, then a new puncture needle body is replaced, the puncture needle body is mounted according to the limit of the mounting groove, when the limiting plate is abutted against the bottom of the needle seat, the limiting plate is rotated, the mounting block is driven to rotate, the spring bolt is extruded when the mounting block moves, the spring bolt extrudes the first spring, when the mounting block moves to the other side of the spring bolt, the first spring drives the spring bolt to reset, so that the limit of the mounting block is realized, and the single puncture needle can be replaced, avoid carrying out the whole change after single puncture needle wearing and tearing and cause the waste.

Drawings

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

FIG. 2 is a schematic view of the connection of the needle hub and the filter mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the connection between the needle hub and the lancing mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the coupling structure of the needle hub and the locking mechanism shown in FIG. 3;

FIG. 5 is an enlarged view of the portion A shown in FIG. 2;

fig. 6 is a schematic view of the connection structure of the needle holder and the limiting mechanism shown in fig. 5.

In the figure: 1. the puncture needle comprises a needle seat 2, a puncture mechanism 21, a water inlet 22, a puncture needle body 23, a limiting plate 24, an installation block 25, an installation groove 3, a positioning groove 4, a filtering mechanism 41, a filter screen 42, a limiting block 43, a limiting groove 5, a locking mechanism 51, a lock tongue 52, a push rod 53, a first spring 6, a limiting mechanism 61, a baffle plate 62 and a second spring.

Detailed Description

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

Referring to fig. 1-6, a lancet convenient for replacing a needle comprises a lancet holder 1, a plurality of lancet mechanisms 2 are disposed inside the lancet holder 1, each lancet mechanism 2 comprises a water inlet 21, a lancet body 22, a limiting plate 23, an installation block 24 and an installation groove 25, the plurality of lancet bodies 22 are slidably connected inside the lancet holder 1, the plurality of water inlets 21 are disposed on the surfaces of the plurality of lancet bodies 22, the limiting plate 23 is fixedly connected to the bottoms of the plurality of lancet bodies 22, the installation blocks 24 are fixedly connected to both sides of the plurality of lancet bodies 22, the installation grooves 25 are disposed on the corresponding positions of the plurality of installation blocks 24 of the lancet holder 1, the plurality of installation blocks 24 are slidably connected with the plurality of installation grooves 25, and locking mechanisms 5 are disposed on the corresponding positions of the plurality of installation grooves 25 of the lancet holder 1, locking mechanism 5 includes spring bolt 51, push rod 52 and first spring 53, the inside of needle file 1 is at one of them of every group the equal sliding connection in corresponding position of mounting groove 25 has spring bolt 51, and is a plurality of the equal fixedly connected with in one side of spring bolt 51 push rod 52, and is a plurality of push rod 52 all with sliding connection between the needle file 1 is a plurality of spring bolt 51 respectively with it has to press from both sides between the needle file 1 first spring 53, the bottom of needle file 1 is equipped with filtering mechanism 4, filtering mechanism 4 with be equipped with stop gear 6 between the needle file 1.

As a technical optimization scheme of the utility model, the cross-section of puncture needle body 22 is isosceles triangle structure, and is a plurality of water inlet 21 is annular array.

As a technical optimization scheme of the utility model, the diameter of limiting plate 23 is greater than puncture needle body 22's diameter, the cross-section of mounting groove 25 is "L" shape structure.

As a technical optimization scheme of the utility model, one side of spring bolt 51 is the arc structure, spring bolt 51's cross-section is "T" shape structure, push rod 52 with spring bolt 51 sets up perpendicularly.

As a technical optimization scheme of the utility model, filtering mechanism 4 includes filter screen 41, stopper 42 and spacing groove 43, the bottom of needle file 1 is equipped with filter screen 41, the equal fixedly connected with in both sides of filter screen 41 stopper 42, needle file 1 is two stopper 42's corresponding position has all been seted up spacing groove 43, two stopper 42 respectively with two sliding connection between the spacing groove 43.

As a technical optimization scheme of the utility model, stop gear 6 includes baffle 61 and second spring 62, the inside of needle file 1 is two the equal sliding connection in one side of spacing groove 43 has baffle 61, two baffle 61 respectively with centre gripping has between the needle file 1 second spring 62.

As a technical optimization scheme of the utility model, constant head tank 3 has all been seted up to the both sides of needle file 1, the cross-section of constant head tank 3 is "L" shape structure.

When the utility model is used, firstly, a plurality of water inlets 21 are annularly arranged on the surface of the puncture needle body 22, a limiting plate 23 is arranged at the bottom of the puncture needle body 22, then, mounting blocks 24 are arranged at two sides of the puncture needle body 22, mounting grooves 25 are arranged in the needle base 1 according to the positions of the mounting blocks 24, so that each puncture needle body 22 corresponds to two mounting grooves 25, then, a lock tongue 51 is arranged on the needle base 1 at the position of one mounting groove 25 corresponding to each puncture needle body 22, so that the lock tongue 51 slides with the needle base 1, then, a first spring 53 is arranged between each lock tongue 51 and the needle base 1, a push rod 52 is welded at one side of each lock tongue 51, so that the push rod 52 is in sliding connection with the needle base 1, then, the installation blocks 24 slide in the mounting grooves 25, the lock tongue 51 limits the mounting blocks 24, and realizes the fixation between the puncture needle body 22 and the needle base 1, then, the two sides of the filter screen 41 are provided with the limiting blocks 42, the filter screen 41 is arranged on the needle base 1 through the matching of the limiting blocks 42 and the limiting grooves 43, then the baffle plate 61 is arranged on the needle base 1 on one side of the limiting grooves 43 in a sliding way, the second spring 62 is arranged between the baffle plate 61 and the needle base 1, after the needle base 1 is used for a period of time, the filter screen 41 is easy to block or damage, when the filter screen 41 is replaced, the baffle plate 61 is firstly pulled to one side away from the limiting blocks 42, the baffle plate 61 extrudes the second spring 62 when moving, the baffle plate 61 is contracted inside the needle base 1, then the new filter screen 41 is arranged in the needle base 1 through the matching of the limiting blocks 42 and the limiting grooves 43, the baffle plate 61 is loosened, the second spring 62 drives the baffle plate 61 to reset, thereby the limiting blocks 42 are limited, the sliding of the limiting blocks is avoided, the structure is simple, the quick disassembly and installation of the filter screen 41 can be realized, and the sharp end of the puncture needle body 22 is easy to wear, therefore, the puncturing effect is affected, and therefore, the lancet body 22 needs to be replaced, when the replacement is performed, the filter screen 41 is firstly detached, then the push rod 52 is pushed to one side of the tip end of the lancet body 22, the push rod 52 drives the lock tongue 51 to move and simultaneously press the first spring 53, the limit plate 23 can be rotated after the lock tongue 51 is contracted inside the lancet base 1, the limit plate 23 drives the mounting block 24 to rotate so as to take out the lancet body 22, then a new lancet body 22 is replaced, the lancet body 22 is mounted according to the limit of the mounting groove 25, when the limit plate 23 abuts against the bottom of the lancet base 1, the limit plate 23 is rotated, the limit plate 23 drives the mounting block 24 to rotate, the mounting block 24 presses the lock tongue 51 when moving, the lock tongue 51 presses the first spring 53, and when the mounting block 24 moves to the other side of the lock tongue 51, the first spring 53 drives the lock tongue 51 to reset so as to realize the limit of the mounting block 24, can change single puncture needle, avoid carrying out the whole change after single puncture needle wearing and tearing and cause the waste.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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 puncture needle convenient to change syringe needle, includes needle file (1), its characterized in that: the needle seat is characterized in that a plurality of puncture mechanisms (2) are arranged in the needle seat (1), each puncture mechanism (2) comprises a water inlet (21), a puncture needle body (22), a limiting plate (23), an installation block (24) and a mounting groove (25), the interior of the needle seat (1) is in sliding connection with the puncture needle bodies (22), the surfaces of the puncture needle bodies (22) are provided with a plurality of water inlets (21), the bottoms of the puncture needle bodies (22) are fixedly connected with the limiting plate (23), the two sides of the puncture needle bodies (22) are fixedly connected with the installation block (24), the needle seat (1) is provided with the mounting groove (25) at the corresponding positions of the installation blocks (24), the installation blocks (24) are in sliding connection with the mounting grooves (25), and the needle seat (1) is provided with locking mechanisms (5) at the corresponding positions of the mounting grooves (25), locking mechanism (5) are including spring bolt (51), push rod (52) and first spring (53), the inside of needle file (1) is at one of them of every group the equal sliding connection in corresponding position of mounting groove (25) has spring bolt (51), and is a plurality of the equal fixedly connected with in one side of spring bolt (51) push rod (52), and is a plurality of push rod (52) all with sliding connection between needle file (1), it is a plurality of spring bolt (51) respectively with the centre gripping has between needle file (1) first spring (53), the bottom of needle file (1) is equipped with filter mechanism (4), filter mechanism (4) with be equipped with stop gear (6) between needle file (1).

2. A lancet for facilitating replacement of a lancet tip as in claim 1, wherein: the section of the puncture needle body (22) is of an isosceles triangle structure, and the water inlets (21) are arranged in an annular array.

3. A lancet for facilitating replacement of a lancet tip as in claim 1, wherein: the diameter of the limiting plate (23) is larger than that of the puncture needle body (22), and the section of the mounting groove (25) is of an L-shaped structure.

4. A lancet for facilitating replacement of a lancet tip as in claim 1, wherein: one side of the lock tongue (51) is of an arc-shaped structure, the cross section of the lock tongue (51) is of a T-shaped structure, and the push rod (52) and the lock tongue (51) are vertically arranged.

5. A lancet for facilitating replacement of a lancet tip as in claim 1, wherein: filtering mechanism (4) are including filter screen (41), stopper (42) and spacing groove (43), the bottom of needle file (1) is equipped with filter screen (41), the equal fixedly connected with in both sides of filter screen (41) stopper (42), needle file (1) is two the corresponding position of stopper (42) has all been seted up spacing groove (43), two stopper (42) respectively with two sliding connection between spacing groove (43).

6. A lancet for facilitating replacement of a lancet tip as claimed in claim 5, wherein: stop gear (6) are including baffle (61) and second spring (62), the inside of needle file (1) is two equal sliding connection in one side of spacing groove (43) has baffle (61), two baffle (61) respectively with the centre gripping has between needle file (1) second spring (62).

7. A lancet for facilitating replacement of a lancet tip as in claim 1, wherein: the needle base is characterized in that positioning grooves (3) are formed in two sides of the needle base (1), and the cross section of each positioning groove (3) is of an L-shaped structure.