CN217401480U

CN217401480U - Connector and homogenizer

Info

Publication number: CN217401480U
Application number: CN202221611339.1U
Authority: CN
Inventors: 罗义
Original assignee: Jiankangyuan Haibin Pharmaceutical Co ltd
Current assignee: Jiankangyuan Haibin Pharmaceutical Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-09
Anticipated expiration: 2032-06-24

Abstract

The application provides a connector and a homogenizer, which relate to the field of machining equipment and comprise a connector and a plurality of clamping bodies, wherein the connector is used for being detachably connected with a telescopic structure; each clamping body comprises a main body and a clamping part convexly arranged on the surface of the main body, the main body is connected with the connecting body, and the plurality of clamping bodies are arranged at intervals and jointly enclose a clamping space with an opening at one end; the end part of the plunger rod with the boss is used for being inserted into the clamping space from the opening, and can rotate relative to the connecting body, so that the boss is clamped between the clamping part and the connecting body. The dismounting operation of the plunger rod is very convenient, the difficulty is low, the efficiency is high, and the cost is reduced.

Description

Connector and homogenizer

Technical Field

The utility model relates to a machining equipment field particularly, relates to a connector and isotropic symmetry.

Background

The homogenizer is a mechanism for conveying materials by taking a reciprocating pump as power, liquid materials or solid particles taking liquid as carriers are conveyed to a working valve part, and the liquid materials and the like are subjected to the actions of shearing, impacting, cavitation, turbulent vortex and the like to obtain an ultra-fine and uniformly mixed state, and then are conveyed to the next procedure. The homogeneity and stability of the product can be improved after the homogenization process, the retention period is prolonged, and the reaction time is shortened, so that a large amount of catalysts or additives and the like are saved. And in the running process of the homogenizer, the power of the plunger rod is transmitted through the hydraulic cylinder. In the prior art, the plunger rod is connected with the piston rod of the hydraulic cylinder through the coupler, the sealing ring on the plunger rod needs to be replaced after the plunger rod runs for a set time, the plunger rod needs to be detached during replacement, and the coupler for mounting the plunger rod in the prior art is complex in structure, inconvenient to dismount and mount and high in maintenance cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connector and isotropic symmetry, it can reduce the dismouting degree of difficulty, improves dismouting efficiency, and then reduces cost of maintenance.

The embodiment of the utility model is realized like this:

in a first aspect, the present invention provides a connector for mating with a plunger rod having a boss, comprising:

the connector is used for being detachably connected with the telescopic structure; each clamping body comprises a main body and a clamping part which is convexly arranged on the surface of the main body, the main body is connected with the connecting body, and the plurality of clamping bodies are arranged at intervals and jointly surround a clamping space with an opening at one end; the end part of the plunger rod with the boss is used for being inserted into the clamping space from the opening and can rotate relative to the connecting body, so that the boss is clamped between the clamping part and the connecting body.

In an alternative embodiment, the body has an arcuate face for contacting the boss.

In an alternative embodiment, the connection body is provided with an external thread for screwing with the telescopic structure.

In an alternative embodiment, the connecting body is provided with a clamping surface having a non-circular cross-sectional profile, wherein the cross-section is a plane perpendicular to the thread axis of the external thread.

In an optional embodiment, the connecting body is provided with a positioning concave portion, and the positioning concave portion is located in an area surrounded by the plurality of clamping bodies.

In a second aspect, the present invention provides a homogenizer, comprising:

a telescoping structure, a plunger rod and a connector of any of the previous embodiments; the telescopic end of the telescopic structure is connected with the connecting body, and the boss of the plunger rod is clamped with the clamping space.

In an alternative embodiment, a flexible member is provided between the plunger rod and the connecting body.

In an optional embodiment, the homogenizer further comprises an anti-rotation member, the anti-rotation member is detachably connected with the plunger rod, the anti-rotation member is located between the adjacent connecting bodies, and the anti-rotation member is used for placing the plunger rod to rotate relative to the connector after the plunger rod is clamped with the connector.

In an alternative embodiment, the anti-rotation element is threadedly connected to the plunger rod.

In an alternative embodiment, the telescopic structure is provided as a hydraulic or pneumatic cylinder.

The embodiment of the utility model provides a beneficial effect is:

in summary, the connector provided in this embodiment can connect the telescopic structure and the plunger rod, and during specific operation, the connecting body is connected with the telescopic end of the telescopic structure. The boss of the plunger rod is firstly aligned with an opening in the connector, then the boss is inserted into the clamping space, the boss is rotated, the part of the boss is clamped between the connector and the clamping part, the boss is separated from the opening, the movement of the boss is limited by the clamping part, the plunger rod cannot be separated from the opening, the connection between the plunger rod and the connector is also completed, and then the connection between the plunger rod and the telescopic structure is completed. The plunger rod is connected in a plugging and rotating mode, and the operation is convenient. And, during the dismantlement, rotate the plunger rod earlier, make boss and joint portion break away from, then pull out the plunger rod can, the dismouting operation all very convenient, the degree of difficulty is low, efficient, reduce cost.

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 diagram of a connector according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a plunger rod according to an embodiment of the present invention;

fig. 3 is a schematic view of an assembly structure of the connector and the plunger rod according to the embodiment of the present invention;

fig. 4 is an exploded view of the connector and the plunger rod according to the embodiment of the present invention.

Icon:

100-a connector; 101-a clamping space; 110-a linker; 111-external threads; 112-a clamping portion; 1121-clamping surface; 113-a positioning recess; 120-a clip body; 121-a body; 1211-inner concave surface; 122-a clamping part; 200-a plunger rod; 210-boss; 211-a clamping surface; 212-an avoidance plane; 213-a fixation hole; 300-a telescopic structure; 310-a thread bushing; 400-rotation prevention member.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

At present, after the homogenizer is used for a set time, the sealing ring on the plunger rod 200 needs to be replaced to ensure the sealing performance. In the prior art, the plunger rod 200 is fixed at the end of the piston rod of the hydraulic cylinder through a flange structure and the like, and when the sealing ring is replaced, the plunger rod 200 needs to be detached from the hydraulic rod, so that the operation is inconvenient.

In view of this, the designer designs a connector 100 for connecting the piston rod of the hydraulic cylinder and the plunger rod 200, and the connection and the disconnection of the plunger rod 200 and the connector 100 are very convenient, the working efficiency is high, and the cost is reduced.

Referring to fig. 2, it should be noted that the end of the plunger rod 200 is provided with a boss 210, the boss 210 has three clamping surfaces 211 and three avoiding surfaces 212 which are alternately arranged in the circumferential direction, the clamping surface 211 is an arc surface, the avoiding surface 212 is a rectangular plane, and the adjacent clamping surface 211 and the avoiding surface 212 are connected. For example, one annular table may now be machined on the outer circumferential surface of the plunger rod 200, and then the annular table may be cut three times along the axis of the annular table using a cutting device, thereby obtaining the boss 210. Plunger rod 200 and boss 210 may be formed as a single piece.

It should be understood that in other embodiments, the outer circumferential surface of the boss 210 may not be limited to being composed of three clamping surfaces 211 and three clamping surfaces 211.

Referring to fig. 1, in the present embodiment, the connector 100 includes a connecting body 110 and a plurality of engaging bodies 120, wherein the connecting body 110 is detachably connected to the telescopic structure 300; each clamping body 120 comprises a main body 121 and a clamping part 122 convexly arranged on the surface of the main body 121, the main body 121 is connected with the connecting body 110, and the plurality of clamping bodies 120 are arranged at intervals and jointly enclose a clamping space 101 with an opening at one end; the end of the plunger rod 200 having the boss 210 is inserted into the clipping space 101 from the opening, and can rotate relative to the connecting body 110, so that the boss 210 is clamped between the clipping portion 122 and the connecting body 110.

It should be noted that the number of the clamping bodies 120 may be three, and the three clamping bodies correspond to three arc surfaces on the boss 210 one by one. Obviously, in other embodiments, the number of the clip bodies 120 may be two or four, etc.

The working principle of the connector 100 provided in the present embodiment is as follows:

referring to fig. 3 and 4, it should be understood that in fig. 3, only a portion of the telescoping structure 300 is shown in fig. 3 in order to illustrate the relative positions of the telescoping structure 300, the connector 100, and the plunger rod 200. The end of the connecting body 110 away from the connecting body 120 is connected to the telescopic end of the telescopic structure 300. The boss 210 of the plunger rod 200 is aligned with the opening of the connector 100, the avoiding surface 212 corresponds to the clamping body 120, the clamping surface 211 corresponds to the gap between the adjacent clamping bodies 120, the clamping bodies 120 and the boss 210 do not interfere with each other, and then the boss 210 is smoothly inserted into the clamping space 101. When the boss 210 is completely inserted into the engaging body 120 and abuts against the connecting body 110, the boss 210 is rotated again, so that the part of the boss 210 corresponding to the clamping surface 211 is clamped between the connecting body 110 and the engaging portion 122 and the inner surface of the main body 121 contacts with each other, the movement of the boss 210 out of the opening is limited by the engaging portion 122, the plunger rod 200 cannot be separated from the opening, and thus, the connection between the plunger rod 200 and the connector 100 is completed, and further, the connection between the plunger rod 200 and the telescopic structure 300 is completed. The connection of the plunger rod 200 is realized through the insertion and rotation modes, and the operation is convenient. And, when dismantling, rotate plunger rod 200 earlier, make boss 210 and joint portion 122 break away from, chucking face 211 corresponds between adjacent joint body 120, and at this moment, dodge face 212 and joint body 120 and correspond, boss 210 can not be restricted by joint portion 122, then pull out plunger rod 200. The dismounting operation of the plunger rod 200 is very convenient, the difficulty is low, the efficiency is high, and the cost is reduced.

In this embodiment, optionally, the connecting body 110 is a cylindrical structure, the connecting body 110 has a first end and a second end in an axial extending direction thereof, an external thread 111 is disposed on an outer circumferential surface of the connecting body 110, one end of the external thread 111 extends to an end surface where the first end is located, and a distance is provided between the other end of the external thread and the end surface where the second end is located. The connection body 110 is screwed with the telescopic end of the telescopic structure 300 by means of the external thread 111 thereon, for example, a threaded sleeve 310 is provided at the telescopic end of the telescopic structure 300, the threaded sleeve 310 has a threaded hole, and the connection body 110 is screwed in the threaded sleeve 310 by means of the external thread 111. Meanwhile, the connecting body 110 has a clamping portion 112, and the cross-sectional profile of the clamping portion 112 is non-circular, for example, in this embodiment, the cross-sectional profile of the clamping portion 112 is kidney-shaped, specifically, the cross-sectional profile of the clamping portion 112 includes two straight lines and two arc lines that are parallel to each other, the two straight lines and the two arc lines are alternately arranged, and adjacent straight lines and arc lines are connected in sequence. Thus, the position of the clamping portion 112 corresponding to the straight line is the clamping surface 1121, and the position corresponding to the arc line is the arc surface, when the connecting body 110 is rotated, the two clamping surfaces 1121 can be clamped by using a tool such as pliers, so that the operation is convenient and fast, and the sliding is not easy. The three clamping bodies 120 are all installed on the end face corresponding to the second end.

Wherein the cross-section is a plane perpendicular to the axis of the connecting body 110.

Optionally, an end face of the second end of the connecting body 110 is provided with a positioning concave portion 113 coaxial with the connecting body 110, and the positioning concave portion 113 is a circular blind hole. When the plunger rod 200 is inserted into the click space 101, the end of the plunger rod 200 is inserted into the positioning recess 113.

In this embodiment, optionally, the structures of the three clamping bodies 120 are the same, and in order to avoid redundant description, the structure of one clamping body 120 is taken as an example for description. The cross-sectional profile of the main body 121 of the clip body 120 is a fan ring, that is, the main body 121 has an inner concave surface 1211 and an outer convex surface, and both the inner concave surface 1211 and the outer convex surface are arc surfaces. The inner concave surface 1211 is configured to abut against the arc surface of the boss 210. The clip portion 122 is a fan-ring structure, the clip portion 122 is disposed on the inner concave surface 1211 of the body 121, and the clip portion 122 and the body 121 may be an integral structure. The side of the main body 121 away from the clamping portion 122 can be welded to the connecting body 110, or in other embodiments, the connecting body 110 and the clamping body 120 are an integral structure.

The connector 100 of the present embodiment can be assembled with the plunger rod 200 by using a snap-fit manner. Moreover, the three arc surfaces on the plunger rod 200 are respectively abutted with the inner concave surfaces 1211 on the three clamping bodies 120 one by one, so that the contact area is large, and the positioning is firm and reliable.

The present embodiment also provides a homogenizer comprising a telescopic structure 300, a plunger rod 200 and the connector 100 of the above embodiment. The telescopic end of the telescopic structure 300 is connected with the connecting body 110, the boss 210 of the plunger rod 200 is clamped in the clamping space 101, the end surface of the plunger rod 200 is abutted against the connecting body 110, and the end surface of the boss 210 far away from the connecting body 110 is abutted against the clamping part 122.

It should be noted that the telescopic structure 300 may be, but is not limited to, a hydraulic cylinder or an air cylinder. For example, in the present embodiment, the telescopic structure 300 is described as an example of a hydraulic cylinder. A threaded sleeve 310 is fixed to a piston rod of the hydraulic cylinder, and the threaded sleeve 310 is screwed to the connecting body 110.

Optionally, two fixing holes 213 are formed in a rectangular plane of the boss 210 on the plunger rod 200, and one anti-rotation member 400 is inserted into each fixing hole 213, for example, the anti-rotation member 400 is a bolt, and the anti-rotation member 400 is screwed into the fixing hole 213. Two prevent revolving a piece 400 and respectively with two adjacent connectors 110 or joint portion 122 butt, so, after plunger rod 200 and the joint body 120 joint cooperation, will prevent revolving a piece 400 and fixed hole 213 fixed, prevent revolving a piece 400 can restrict plunger rod 200 and rotate for connector 100, the positioning effect is better. When the plunger rod 200 needs to be disassembled, the anti-rotation piece 400 is taken down, then the plunger rod 200 is rotated, the boss 210 is separated from the clamping part 122, and then the plunger rod 200 is pulled out.

It should be understood that only one fixing hole 213 may be disposed on a rectangular plane, and the rotation preventing member 400 may be disposed in the fixing hole 213, and the rotation preventing member 400 may abut against two adjacent connecting bodies 110 at the same time, so that the rotation preventing function may be achieved. Alternatively, the rotation preventing member 400 may be provided on a plurality of rectangular planes.

The homogenizer that this embodiment provided, the simple operation flexibility of dismantling of plunger rod 200 reduces cost of maintenance, reduces the running cost.

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 connector for mating with a plunger rod (200) having a boss (210), comprising:

the telescopic structure comprises a connecting body (110) and a plurality of clamping bodies (120), wherein the connecting body (110) is detachably connected with the telescopic structure (300); each clamping body (120) comprises a main body (121) and a clamping part (122) convexly arranged on the surface of the main body (121), the main body (121) is connected with the connecting body (110), and the plurality of clamping bodies (120) are arranged at intervals and jointly enclose a clamping space (101) with an opening at one end; the end of the plunger rod (200) with the boss (210) is used for being inserted into the clamping space (101) from an opening and can rotate relative to the connecting body (110), so that the boss (210) is clamped between the clamping part (122) and the connecting body (110).

2. The connector according to claim 1, wherein:

the body (121) has an arcuate face for contacting the boss (210).

3. The connector of claim 1, wherein:

the connecting body (110) is provided with an external thread (111), and the external thread (111) is used for being in threaded connection with the telescopic structure (300).

4. The connector according to claim 3, wherein:

the connecting body (110) is provided with a clamping surface (1121), and the cross section of the clamping surface (1121) is non-circular in outline, wherein the cross section is a plane perpendicular to the thread axis of the external thread (111).

5. The connector according to claim 1, wherein:

the connecting body (110) is provided with a positioning concave part (113), and the positioning concave part (113) is positioned in an area surrounded by the plurality of clamping bodies (120).

6. A homogenizer, characterized in that the homogenizer comprises:

a telescopic structure (300), a plunger rod (200) and a connector (100) according to any of claims 1-5; the telescopic end of the telescopic structure (300) is connected with the connecting body (110), and the boss (210) of the plunger rod (200) is clamped with the clamping space (101).

7. The homogenizer of claim 6, wherein:

a flexible part is arranged between the plunger rod (200) and the connecting body (110).

8. The homogenizer according to claim 6, wherein:

the homogenizer further comprises an anti-rotation piece (400), the anti-rotation piece (400) is detachably connected with the plunger rod (200), the anti-rotation piece (400) is located between the adjacent connecting bodies (110), and the anti-rotation piece (400) is used for placing the plunger rod (200) to rotate relative to the connector (100) after the plunger rod (200) is clamped with the connector (100).

9. The homogenizer of claim 8, wherein:

the anti-rotation piece (400) is in threaded connection with the plunger rod (200).

10. The homogenizer of claim 6, wherein:

the telescopic structure (300) is set to be a hydraulic cylinder or an air cylinder.