CN217444468U

CN217444468U - Rib-free suction nozzle structure

Info

Publication number: CN217444468U
Application number: CN202122420845.4U
Authority: CN
Inventors: 温阳盛; 林世斌; 邱天佑
Original assignee: Ningde Sanxing Technology Research Industry & Trade Co ltd
Current assignee: Ningde Sanxing Technology Research Industry & Trade Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-09-16
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to a lithium battery processing equipment part technical field specifically discloses a no muscle formula suction nozzle structure, the suction nozzle is cylindrical structure, the suction nozzle corresponds columniform both ends and has the opening, the inside hollow tube who is linked together with the both ends opening respectively that is equipped with of suction nozzle, the material of suction nozzle is deformable's elastic material, suction nozzle one end opening is first horn mouth, the inside wall of first horn mouth is the fillet structure just the fillet radius of fillet structure is 3mm, the port border of first horn mouth has the fillet structure just the fillet radius of fillet structure is 0.5mm, the maximum diameter of first horn mouth is 16mm, the minimum diameter of first horn mouth is 3.4 mm. Adopt the utility model discloses, can improve under the condition that the suction nozzle supported intensity, prevent to locate to form electrolyte hydrops at the suction nozzle.

Description

Rib-free suction nozzle structure

Technical Field

The utility model relates to a lithium cell processing equipment part technical field, concretely relates to no muscle formula suction nozzle structure.

Background

At present, during lithium battery production, the easy electrolyte crystallization phenomenon that produces in suction nozzle surface, suction nozzle surface and the easy cross contamination of battery notes liquid mouth to lead to often cleaning the suction nozzle, need frequently change the suction nozzle when serious.

The utility model discloses a chinese utility model patent of application number "CN 201921219648.2" discloses a lithium cell negative pressure becomes suction nozzle, including the suction nozzle body, the suction nozzle body of this patent for prevent electrolyte crystallization's emergence, will annotate liquid mouth sealed contact site with the battery and design annular indent structure to reduce the area of contact site and battery injection mouth, and be equipped with six evenly distributed's support boss in the export periphery of pipeline bottom of breathing in, prevent to prevent that the suction nozzle from collapsing. However, the suction nozzle with the structure is easy to form electrolyte accumulated liquid at the supporting boss.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a no muscle formula suction nozzle structure is provided, can improve under the condition of suction nozzle support intensity, can prevent again to locate to form electrolyte hydrops at the suction nozzle.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides a no muscle formula suction nozzle structure, the suction nozzle is cylindrical structure, the suction nozzle corresponds columniform both ends and has the opening, the inside hollow pipeline that is linked together with the both ends opening respectively that is equipped with of suction nozzle, the material of suction nozzle is deformable's elastic material, suction nozzle one end opening is first horn mouth, the inside wall of first horn mouth is the fillet structure just the fillet radius of fillet structure is 3mm, the port border of first horn mouth has the fillet structure just the fillet radius of fillet structure is 0.5mm, the maximum diameter of first horn mouth is 16mm, the minimum diameter of first horn mouth is 3.4 mm.

Further, suction nozzle other end opening is the second horn mouth, the radial cross-section of second horn mouth is trapezoidal, the opening that the second horn mouth corresponds trapezoidal upper base one end just with hollow pipeline butt joint the open-ended bore is 4.4mm, the second horn mouth corresponds the trapezoidal open-ended bore that goes to the bottom one end and is 7mm, the second horn mouth corresponds trapezoidal height and is 4 mm.

Further, hollow pipeline, first horn mouth and the equal coaxial setting of second horn mouth just hollow pipeline's center pin, the center pin of first horn mouth and the center pin of second horn mouth all are located the center pin of suction nozzle.

Furthermore, the inner space of the hollow pipeline is cylindrical, and the height of the hollow pipeline corresponding to the cylindrical shape is 6 mm.

Further, be equipped with the ring depressed part that sets up along first horn mouth circumference on the lateral wall that the suction nozzle corresponds first horn mouth position, the diameter of ring depressed part is 0.5mm, the central point of ring depressed part arrives the distance of suction nozzle one end open-ended tip is 6 mm.

Furthermore, the suction nozzle is made of ethylene propylene diene monomer.

The beneficial effects of the utility model reside in that:

adopt the technical scheme provided by the utility model, the one end opening of suction nozzle is loudspeaker form, and the inside wall of first horn mouth is the radius angle structure, the minimum diameter of first horn mouth is 3.4mm, first horn mouth and battery annotate the one end of liquid mouth contact to the wall thickness of the other end of first horn mouth crescent on the suction nozzle promptly, so the suction nozzle can play the effect of strengthening suction nozzle deformation strength for the structure of loudspeaker form, thereby prevent that the suction nozzle from taking place to collapse on locating battery notes liquid mouth, and first horn mouth inside wall is the radius angle structure, can play the effect of water conservancy diversion to electrolyte, can prevent that electrolyte from being detained inside the suction nozzle.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

description of reference numerals:

1. a hollow pipe; 2. a first bell mouth; 3. a butt joint end; 4. an annular projection; 5. a second bell mouth; 6. a circular ring recess.

Detailed Description

In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 and 2, a no muscle formula suction nozzle structure, the suction nozzle is cylindrical structure, the suction nozzle corresponds columniform both ends and has the opening, the inside hollow tube 1 that is linked together with the both ends opening respectively that is equipped with of suction nozzle, the material of suction nozzle is deformable's elastic material, suction nozzle one end opening is first horn mouth 2, the inside wall of first horn mouth 2 is the fillet structure just the fillet radius of fillet structure is 3mm, the port border of first horn mouth 2 has the fillet structure just the fillet radius of fillet structure is 0.5mm, the maximum diameter of first horn mouth 2 is 16mm, the minimum diameter of first horn mouth 2 is 3.4 mm. Referring to fig. 1, the trumpet shape of one end of the suction nozzle can be seen as follows: one end of the suction nozzle, which is connected with the battery liquid injection port, is a concave part which is sunken towards the other end of the suction nozzle, the concave part is horn-shaped, namely the side wall of the concave part is a conical surface, one end of the concave part is communicated with one end of the hollow pipeline 1, and a butt joint end 3 which is in a fillet structure is arranged between the concave part and the hollow pipeline 1; referring to fig. 1, the port edge of the first bell mouth 2 having a rounded structure can be seen as: an annular protrusion 4 is arranged on the edge of the end face of the end of the suction nozzle provided with the concave part, and the section of the annular protrusion 4 is semicircular.

The use principle is as follows:

the edge of the port of the first bell mouth 2 is provided with a fillet structure, when the suction nozzle is contacted with the battery liquid injection port, the edge of the port is provided with the fillet structure which is contacted with the battery liquid injection port in advance, thereby playing the role of preliminarily strengthening the deformation strength of the suction nozzle, an opening at one end of the suction nozzle is in a horn shape, the inner side wall of the first horn mouth 2 is in a rounded corner structure, the minimum diameter of the first horn mouth 2 is 3.4mm, namely, the wall thickness from the end of the first bell mouth 2, which is contacted with the battery liquid filling opening, to the other end of the first bell mouth 2 on the suction nozzle is gradually increased, so that the suction nozzle is in a bell-shaped structure and can play a role in enhancing the deformation strength of the suction nozzle, thereby prevent that the suction nozzle from taking place to collapse on locating the battery and annotating the liquid mouth, and the one end that the mouth contact was annotated to suction nozzle and battery is the radius angle structure for

first horn mouth

2 and 2 inside walls of first horn mouth, can play the effect of water conservancy diversion to electrolyte, can prevent that electrolyte from being detained inside the suction nozzle.

Referring to fig. 1, the other end opening of the suction nozzle of the technical scheme is a second bell mouth 5, the radial cross section of the second bell mouth 5 is trapezoidal, the opening of the upper end of the second bell mouth 5 corresponding to the trapezoid is in butt joint with the hollow pipeline 1, the caliber of the opening is 4.4mm, the caliber of the opening of the lower end of the second bell mouth 5 corresponding to the trapezoid is 7mm, namely the caliber of the opening of the end of the suction nozzle opposite to the first bell mouth 2 is 7mm, the suction nozzle is in butt joint with the first bell mouth 2, and the radial cross section of the second bell mouth 5 is in a trapezoidal shape

Second horn mouth 5 corresponds trapezoidal height and is 4mm, preferred hollow pipeline 1, first horn mouth 2 and second horn mouth 5 all coaxial settings just hollow pipeline 1's center pin, the center pin of first horn mouth 2 and the center pin of second horn mouth 5 all are located the center pin of suction nozzle.

By adopting the technical scheme, the electrolyte sucked out from the electrolyte injection hole of the battery can be prevented from remaining on the inner wall of the suction nozzle.

Referring to fig. 1, the hollow pipe 1 of the present technical solution has a cylindrical inner space, and the height of the hollow pipe 1 corresponding to the cylindrical inner space is 6 mm.

Referring to fig. 1, the lateral wall of the suction nozzle corresponding to the position of the first bell mouth 2 of the technical scheme is provided with a circular ring concave part 6 which is arranged along the circumferential direction of the first bell mouth 2, the diameter of the circular ring concave part 6 is 0.5mm, the central point of the circular ring concave part 6 reaches the distance of the end part of the suction nozzle provided with the one end of the first bell mouth 2 is 6 mm.

Adopt this technical scheme, using the utility model discloses the time, the hand of being convenient for grips the suction nozzle.

Referring to fig. 1 and 2, the suction nozzle of the technical scheme adopts ethylene propylene diene monomer, namely EPDM material.

Adopt this technical scheme, ethylene propylene diene monomer can improve the utility model discloses corrosion resistance to electrolyte.

The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a no muscle formula suction nozzle structure, the suction nozzle is cylindrical structure, the suction nozzle corresponds columniform both ends and has the opening, the inside hollow pipeline that is linked together with both ends opening respectively that is equipped with of suction nozzle, its characterized in that: the material of suction nozzle is deformable's elastic material, suction nozzle one end opening is first horn mouth, the inside wall of first horn mouth is the radius angle structure just the fillet radius of radius angle structure is 3mm, the port border of first horn mouth has the radius angle structure just the fillet radius of radius angle structure is 0.5mm, the maximum diameter of first horn mouth is 16mm, the minimum diameter of first horn mouth is 3.4 mm.

2. The ribless suction nozzle structure of claim 1, wherein: the suction nozzle other end opening is the second horn mouth, the radial cross section of second horn mouth is trapezoidal, the second horn mouth corresponds the trapezoidal opening and the hollow pipeline butt joint of last end one end just the open-ended bore is 4.4mm, the second horn mouth corresponds the trapezoidal open-ended bore of going to the bottom one end and is 7mm, the second horn mouth corresponds trapezoidal height and is 4 mm.

3. The ribless suction nozzle structure of claim 2, wherein: hollow pipeline, first horn mouth and the equal coaxial setting of second horn mouth just hollow pipeline's center pin, the center pin of first horn mouth and the center pin of second horn mouth all are located the center pin of suction nozzle.

4. The ribless suction nozzle structure of claim 1, wherein: the inner space of the hollow pipeline is cylindrical, and the height of the hollow pipeline corresponding to the cylindrical shape is 6 mm.

5. The ribless suction nozzle structure of claim 1, wherein: be equipped with the ring depressed part that sets up along first horn mouth circumference on the lateral wall that the suction nozzle corresponds first horn mouth position, the diameter of ring depressed part is 0.5mm, the central point of ring depressed part arrives the distance of suction nozzle one end open-ended tip is 6 mm.

6. The ribless suction nozzle structure of claim 1, wherein: the suction nozzle is made of ethylene propylene diene monomer.