CN211145727U

CN211145727U - Elbow structure for pneumatic component convenient to dismouting

Info

Publication number: CN211145727U
Application number: CN201922232707.6U
Authority: CN
Inventors: 沈亚
Original assignee: Wuhan Jingya Device Automation Co ltd
Current assignee: Wuhan Jingya Device Automation Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-07-31
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses an elbow structure for pneumatic elements, which is convenient for disassembly and assembly; belonging to the technical field of pneumatic element connection; the technical key points of the device are that the device comprises a bent pipe, a first connecting mechanism and a second connecting mechanism are respectively arranged at two ends of the bent pipe, the first connecting mechanism comprises a threaded sleeve, a movable groove is arranged in the top end of the bent pipe, a plurality of pressure rods are slidably connected in the movable groove, the top ends of the plurality of pressure rods all penetrate through the bent pipe and the threaded sleeve, movable rings are fixedly connected to the bottom ends of the plurality of pressure rods, and a plurality of push rods are fixedly connected to the bottom ends of the movable rings; the utility model discloses a to install the thread bush and the outside breather pipe threaded connection in return bend one end, then rotate the swivel becket again, under the combined action of first sealing washer and second sealing washer, increase the breather pipe with gas tightness and frictional force between the return bend, only need during the dismantlement reverse rotation swivel becket and return bend can, effectively improved dismouting efficiency, improved the convenience of dismouting.

Description

Elbow structure for pneumatic component convenient to dismouting

The technical field is as follows:

the utility model relates to a pneumatic element connects technical field, in particular to elbow structure for pneumatic element convenient to dismouting.

Background art:

when using pneumatic element, need be connected between pneumatic element and the breather pipe for pneumatic element can carry out normal work, can use the elbow to change the direction of ventilating between breather pipe and the breather pipe simultaneously.

The elbow among the prior art generally adopts modes such as welding, and these connected mode are comparatively inconvenient in installation and dismantlement, and is comparatively difficult to change the maintenance, and it is comparatively inconvenient to use.

Therefore, it is necessary to provide an elbow structure for pneumatic components that is easy to assemble and disassemble to solve the above problems.

The utility model has the following contents:

an object of the utility model is to provide a pneumatic component is with elbow structure convenient to dismouting to solve the inconvenient not enough of dismouting among the prior art.

The utility model discloses by following technical scheme implement: an elbow structure for a pneumatic element convenient to disassemble and assemble comprises an elbow, wherein a first connecting mechanism and a second connecting mechanism are respectively arranged at two ends of the elbow;

the first connecting mechanism comprises a threaded sleeve, a movable groove is formed in the top end of the bent pipe, a plurality of pressure rods are connected in the movable groove in a sliding mode, the top ends of the pressure rods penetrate through the bent pipe and the threaded sleeve, movable rings are fixedly connected to the bottom ends of the pressure rods, a plurality of push rods are fixedly connected to the bottom ends of the movable rings, springs are sleeved on the surfaces of the push rods, and first sealing rings are fixedly connected to the bottom ends of the push rods;

second coupling mechanism includes the swivel becket, return bend side end portion surface is equipped with the thread groove, thread groove and swivel becket threaded connection, swivel becket one side fixedly connected with picture peg, the thread inslot portion is equipped with a plurality of briquettings, and is a plurality of the equal fixedly connected with connecting rod in briquetting bottom, connecting rod bottom fixedly connected with second sealing washer, fixedly connected with elasticity curved bar between briquetting and the thread inslot wall.

Preferably, the first sealing ring and the second sealing ring are made of rubber materials.

Preferably, the cross-sectional shape of the compact is trapezoidal.

Preferably, the outer surface of the threaded sleeve is fixedly provided with a clamping mechanism.

Preferably, the engaging mechanism includes a plurality of elastic engaging balls.

Preferably, the surface of the inner wall of the top end of the elbow is provided with a plurality of clamping grooves, and the elastic clamping balls are matched with the clamping grooves.

The utility model has the advantages that:

1. the threaded sleeve arranged at one end of the bent pipe is in threaded connection with the external vent pipe, then the rotating ring is rotated, under the combined action of the first sealing ring and the second sealing ring, the air tightness and the friction force between the vent pipe and the bent pipe are increased, and only the rotating ring and the bent pipe need to be rotated reversely during disassembly, so that the disassembly and assembly efficiency is effectively improved, and the disassembly and assembly convenience is improved;

2. through setting up block mechanism, utilize the block groove on elasticity block ball and the return bend inner wall to carry out the block between thread bush and the return bend fixed, the mode of block makes the installation more smooth swift, can effectively improve when needing to change the thread bush and change efficiency.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

Fig. 2 is an enlarged view of a structure a in fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a structure B in fig. 1 according to the present invention.

In the figure: 1. bending the pipe; 2. a first connecting mechanism; 3. a second connecting mechanism; 4. a threaded sleeve; 5. a movable groove; 6. a pressure lever; 7. a movable ring; 8. a push rod; 9. a spring; 10. a first seal ring; 11. a rotating ring; 12. a thread groove; 13. inserting plates; 14. briquetting; 15. a connecting rod; 16. a second seal ring; 17. an elastic curved bar; 18. a clamping mechanism; 19. an elastic snap ball; 20. an engaging groove.

The specific implementation mode is as follows:

the technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims-abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

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 efforts belong to the protection scope of the present invention.

Before describing the embodiments, some necessary terms need to be explained. For example:

if the use of the terms first, second, etc. appear in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.

When the terms "comprises" and/or "comprising" are used in this specification, these terms specify the presence of stated features-integers-steps-operations-elements and/or components, but do not preclude the presence and/or addition of one or more other features-integers-steps-operations-elements-components and/or groups thereof.

The utility model provides an elbow structure for pneumatic element convenient for disassembly and assembly as shown in figures 1-3, which comprises an elbow pipe 1, wherein two ends of the elbow pipe 1 are respectively provided with a first connecting mechanism 2 and a second connecting mechanism 3, and the elbow structure can be quickly disassembled and assembled through the first connecting mechanism 2 and the second connecting mechanism 3, thereby effectively improving the replacement and installation efficiency;

secondly, the first connecting mechanism 2 comprises a threaded sleeve 4 which can be connected with a threaded section at the end part of the external vent pipe through the threaded sleeve 4, a movable groove 5 is arranged inside the top end of the elbow pipe 1, a plurality of pressure rods 6 are connected inside the movable groove 5 in a sliding manner, the top ends of the plurality of pressure rods 6 all penetrate through the elbow pipe 1 and the threaded sleeve 4, so that when the pipe fitting is connected, the outer wall of the external vent pipe extrudes the pressure rods 6, thereby increasing the pressure between the first sealing ring 10 and the external vent pipe and increasing the air tightness, the bottom ends of the plurality of pressure rods 6 are fixedly connected with the movable ring 7, the bottom end of the movable ring 7 is fixedly connected with a plurality of push rods 8, the surfaces of the plurality of push rods 8 are all sleeved with springs 9, the springs 9 can reset the first sealing ring 10 when being dismantled, the bottom ends of the push rods 8 are fixedly connected with the first sealing ring 10, the air tightness and the friction force can be effectively increased through the first sealing ring 10, so that the connection is firmer;

finally, second coupling mechanism 3 includes

swivel becket

11, 1 side end surface of return bend is equipped with thread groove 12,

thread groove

12 and 11 threaded connection of swivel becket, 11 one side fixedly connected with picture peg 13 of swivel becket, thread groove 12 is inside to be equipped with a plurality of briquetting 14, the cross sectional shape of briquetting 14 sets up to trapezoidal, trapezoidal briquetting 14 can be convenient for picture peg 13 inserts briquetting 14 top, thereby can extrude briquetting 14 downwards, the equal fixedly connected with connecting rod 15 in a plurality of briquetting 14 bottoms, connecting rod 15 bottom fixedly connected with second sealing washer 16, first sealing washer 10 and second sealing washer 16 are made by rubber materials, rubber materials has fine elasticity, can effectively increase frictional force and gas tightness, fixedly connected with elasticity curved bar 17 between briquetting 14 and the 12 inner walls of thread groove, elasticity curved bar 17 can reset briquetting 14.

As shown in fig. 2, the outer surface of the threaded sleeve 4 is fixedly provided with an engaging mechanism 18, the engaging mechanism 18 includes a plurality of elastic engaging balls 19, the inner wall surface of the top end of the elbow 1 is provided with a plurality of engaging grooves 20, the elastic engaging balls 19 are matched with the engaging grooves 20, the threaded sleeve 4 can be fixed through the elastic engaging balls 19 and the engaging grooves 20, and the threaded sleeve 4 can be conveniently replaced when damaged.

The use method of the elbow structure for the pneumatic element convenient to disassemble and assemble comprises the following steps:

in practical use of the utility model, the thread bush 4 is firstly installed on the top end of the elbow 1, the thread bush 4 and the elbow 1 are fixed by utilizing the clamping effect between the elastic clamping ball 19 and the clamping groove 20, then the thread section on the external vent pipe is screwed into the thread bush 4, at the moment, the outer wall of the external vent pipe presses the pressure rod 6 into the elbow 1, the pressure rod 6 moves to drive the movable ring 7 to move, the movable ring 7 moves to drive the multiple push rods 8 to move, the push rods 8 move to drive the first sealing ring 10 to move, the first sealing ring 10 is tightly attached to the external vent pipe, the air tightness and the friction force between the external vent pipe and the elbow 1 are increased, and the fixation of one end is completed;

then, inserting the vent pipe without threads into the other end of the elbow pipe 1, rotating the rotating ring 11 at the moment, moving the rotating ring 11 to drive the inserting plate 13 to move, inserting the inserting plate 13 into the top end of the pressing block 14, pushing the pressing block 14 to move downwards under pressure to push the connecting rod 15 to move, moving the connecting rod 15 to drive the second sealing ring 16 to move, tightly attaching the second sealing ring 16 to the surface of the vent pipe, increasing the air tightness and friction between the external vent pipe and the elbow pipe 1, and completing the connection and installation of the elbow pipe 1;

when needing to dismantle, the counter rotation swivel ring 11 earlier removes the restraint to the breather pipe, then rotates return bend 1 again, and return bend 1 drives the thread bush 4 and rotates, can wholly demolish the elbow, effectively improves dismouting efficiency.

In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" - "mounted" - "connected" are used in a broad sense and should be understood broadly by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.

Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.

Claims

1. The utility model provides an elbow structure for pneumatic component convenient to dismouting, includes return bend (1), its characterized in that: a first connecting mechanism (2) and a second connecting mechanism (3) are respectively arranged at two ends of the bent pipe (1);

the first connecting mechanism (2) comprises a threaded sleeve (4), a movable groove (5) is formed in the top end of the bent pipe (1), a plurality of pressure rods (6) are connected in the movable groove (5) in a sliding mode, the top ends of the pressure rods (6) penetrate through the bent pipe (1) and the threaded sleeve (4), a movable ring (7) is fixedly connected to the bottom ends of the pressure rods (6), a plurality of push rods (8) are fixedly connected to the bottom end of the movable ring (7), springs (9) are sleeved on the surfaces of the push rods (8), and a first sealing ring (10) is fixedly connected to the bottom end of each push rod (8);

second coupling mechanism (3) are including rotating ring (11), return bend (1) a side end surface is equipped with thread groove (12), thread groove (12) and rotating ring (11) threaded connection, rotating ring (11) one side fixedly connected with picture peg (13), thread groove (12) inside is equipped with a plurality of briquetting (14), and is a plurality of briquetting (14) equal fixedly connected with connecting rod (15) in bottom, connecting rod (15) bottom fixedly connected with second sealing washer (16), fixed connection has elasticity curved bar (17) between briquetting (14) and thread groove (12) inner wall.

2. The elbow structure for a pneumatic component convenient for disassembly and assembly according to claim 1, wherein: the first sealing ring (10) and the second sealing ring (16) are made of rubber materials.

3. The elbow structure for a pneumatic component convenient for disassembly and assembly according to claim 1, wherein: the cross section of the pressing block (14) is trapezoidal.

4. The elbow structure for a pneumatic component convenient for disassembly and assembly according to claim 1, wherein: the outer surface of the threaded sleeve (4) is fixedly provided with a clamping mechanism (18).

5. The elbow structure for a pneumatic component convenient to disassemble and assemble according to claim 4, wherein: the engagement mechanism (18) includes a plurality of elastic engagement balls (19).

6. The elbow structure for a pneumatic component convenient to disassemble and assemble according to claim 5, wherein: the surface of the inner wall of the top end of the elbow (1) is provided with a plurality of clamping grooves (20), and the elastic clamping ball (19) is matched with the clamping grooves (20).