CN213018257U - Fast inserting structure and pipeline structure with same - Google Patents

Abstract

The utility model provides a fast structure of inserting and have this pipeline structure of fast structure of inserting, the utility model discloses a fast structure of inserting is used for the connection between component one and the component two, should insert the structure soon including constructing the socket joint end that has spacing portion on component one to and match in the socket joint end and construct the grafting end on component two, be equipped with the elasticity armful piece of being arranged by the spacing and hugging closely grafting end periphery of axial on the grafting end, the radial elastic deformation of grafting end can be followed to elasticity armful piece, and when the socket joint end is inserted to the grafting end, elasticity armful piece is pushed to spacing portion on, so that the socket joint end compresses tightly in the grafting is served, and constitute component one and be connected with the cartridge of component two. The utility model discloses a fast structure of inserting has the structure comparatively simple to do benefit to the quick grafting of component one and component two and firm in connection reliable characteristics, thereby have better result of use.

Description

Fast inserting structure and pipeline structure with same

Technical Field

The utility model relates to a tube coupling technical field, in particular to insert structure soon. The utility model discloses still relate to a pipeline structure who has this structure of inserting soon.

Background

At present, in a pipeline butt joint mode, taking a metal pipe as an example, the metal pipeline butt joint mode generally adopts structures such as threaded connection, quick-insertion connection, rubber pipe connection and the like, but the three existing connection modes have the following disadvantages: the butt joint of the metal pipes adopts threaded connection, so that air leakage is easy to generate, and the installation efficiency is low; the quick-insertion structure is adopted for connection, and resin joints are required for conversion butt joint, so that the manufacturing process and the structure are complex, and the cost is high; when the rubber tube and the hoop are connected, the rubber tube and the hoop need to be connected and fixed, so that the installation and the operation are inconvenient and the cost is high. In addition, the three connection modes all need to be screened by considering arrangement positions and system pressure, and the use is limited. Therefore, it is urgently needed to provide a quick-insertion structure which has a simple structure, reliable connection sealing performance and is convenient to install.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a quick-connect structure for facilitating quick connection between a first component and a second component.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a quick-insertion structure is used for connecting a first component and a second component, and comprises a socket end which is formed on the first component and provided with a limiting part, and an insertion end which is matched with the socket end and formed on the second component, wherein an elastic holding piece which is axially limited and is arranged closely to the periphery of the insertion end is arranged on the insertion end, the elastic holding piece can elastically deform along the radial direction of the insertion end, and when the insertion end is inserted into the socket end, the elastic holding piece can be pushed onto the limiting part, so that the socket end is tightly pressed on the insertion end, and the first component and the second component are connected in an insertion mode.

Furthermore, in peg graft and serve and link firmly in order to hold the installation shell of elasticity embracing piece, be formed with in the installation shell and allow the radial deformation chamber that warp of elasticity embracing piece, just the confession has been seted up to one side in deformation chamber the uncovered of spacing portion reeving.

Furthermore, the mounting shell is constructed as an annular body which is arranged around the periphery of the insertion end, and a positioning retaining ring is arranged on the insertion end on the other side of the mounting shell relative to the side on which the opening is arranged, and the mounting shell is fixedly connected to the positioning retaining ring.

Furthermore, the positioning baffle ring is integrally formed on the inserting end.

Furthermore, an outward-expanding warping edge is formed at the edge of the socket end, and the outer side of the warping edge forms the limiting part.

Further, the limiting part is a groove formed in the socket end.

Further, a sealing portion for sealing between the first member and the second member is provided between the first member and the second member.

Further, the sealing part is arranged on the inserting end.

Furthermore, a plurality of clamping grooves arranged at intervals are formed in the inserting end, the sealing parts are sealing rings embedded in the clamping grooves, and the sealing rings are in interference fit with the inner wall of the socket end.

Compared with the prior art, the utility model discloses following advantage has:

(1) insert the structure soon, elasticity armful spare and spacing portion through setting up to when the end of pegging graft inserts the socket joint end, elasticity armful spare is along the radial elastic deformation of grafting end, and can be extruded to spacing portion on, so that the socket joint end compresses tightly in the end of pegging graft, thereby make component one be connected with the quick cartridge of component two, and firm in connection is reliable. In addition, when the socket end and the inserting end are separated, the elastic holding piece is extruded by the limiting part to deform in the radial direction and move out of the limiting part, so that the elastic holding piece relieves the limitation of the limiting part, and the first component and the second component can be detached quickly. The utility model discloses a fast structure of inserting has the structure comparatively simple, and is convenient for peg graft fast and dismantle fast of component one and component two to can promote work efficiency, and have better practicality.

(2) Through the installation shell that sets up, can be convenient for provide the deformation space for the deformation of elasticity armful spare, the uncovered of setting can do benefit to the warp-through of spacing portion to make elasticity armful spare and the spacing cooperation of spacing portion, with the locking that realizes socket joint end and grafting end fixed.

(3) Set up the location and keep off the ring, be convenient for on the one hand carry out axial positioning to the installation shell, on the other hand is convenient for the installation shell and is fixed with being connected of location fender ring to do benefit to the fixedly connected of installation shell and socket joint end.

(4) The positioning baffle ring is integrally formed at the inserting end, and has the advantages of simple structure, convenience in processing and manufacturing and low cost.

(5) Through the perk limit that sets up in socket joint end edge for elasticity clasping piece is spacing in the outside on perk limit, thereby can realize that the socket joint end firmly compresses tightly the grafting end, with the reliability of promotion connection.

(6) Through set up the recess on socket joint end for elasticity hug closely the piece is spacing in the recess, also realizes socket joint end to the compressing tightly of grafting end.

(7) The sealing part is favorable for improving the sealing connection between the first component and the second component, and particularly for the connection of pipelines, the leakage of pipeline connection can be effectively prevented.

(8) And a plurality of sealing rings are arranged at intervals, so that the sealing effect of connection can be further improved.

Another object of the present invention is to provide a pipe structure, including the first hard pipe and the second hard pipe that link to each other, the first hard pipe with the second hard pipe is connected together by the quick-plug structure as above, just the first hard pipe constitutes the first component, the second hard pipe constitutes the second component.

Pipeline structure and aforementioned insert the structure soon and have the same beneficial effect for prior art, no longer describe here.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a quick-plug structure according to an embodiment of the present invention;

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

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic structural diagram of a female joint according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

description of reference numerals:

1-male connector, 101-inserting end, 1011-positioning retaining ring, 102-mounting shell and 1021-opening;

2-female joint, 201-spigot-and-socket end, 2011-limiting part;

10-elastic clasping piece, 100-sealing ring.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The present embodiment relates to a quick-plug structure for connecting a first component and a second component, the quick-plug structure includes a socket end 201 with a limiting portion 2011 configured on the first component, and a plug end 101 configured on the second component and matched with the socket end 201. The elastic clasping piece 10 is axially limited and is arranged close to the periphery of the insertion end 101, the elastic clasping piece 10 can elastically deform along the radial direction of the insertion end 101, so that when the insertion end 101 is inserted into the socket end 201, the elastic clasping piece 10 can be pushed onto the limiting part 2011, the socket end 201 is pressed on the insertion end 101, and finally the plug-in connection of the first component and the second component is formed.

The quick-plug structure of the embodiment can ensure that the first component and the second component are quickly plugged and connected, and the connection between the first component and the second component is firm and reliable.

It should be noted that the first member and the second member of the present embodiment are generally hard pipe fittings in a pipeline that need to be connected, and they can be particularly used for connecting metal pipe fittings. Of course, in addition to the connections for the pipes, the first and second members of the present embodiment may also be components used in non-pipes that are connected using the quick-plug style. In addition, the first member and the second member which are connected by the quick-plug structure of the embodiment are preferably pipes or other kinds of members with circular cross sections, however, it should be noted that the cross section shapes of the first member and the second member are not limited to circular, and the first member and the second member can also be members to be connected which have other cross section shapes and can adopt the quick-plug structure of the embodiment.

Based on the above overall structure design concept, in this embodiment, a quick-plug structure is specifically used in a pipeline as an example, and at this time, an exemplary structure of the quick-plug structure is shown in fig. 1, and a first component is a female joint 2, and a second component is a male joint 1 which is matched with the female joint 2. A limiting part 2011 is formed on the socket end 201 of the female connector 2, an elastic clasping member 10 tightly attached to the periphery of the plug end 101 is arranged on the plug end 101 of the male connector 1, and the elastic clasping member 10 is axially limited on the plug end 101.

The elastic clasping member 10 can be elastically deformed along the radial direction of the male connector 1, so that when the inserting end 101 is inserted into the socket end 201, the elastic clasping member 10 can be pushed onto the limiting portion 2011, so that the socket end 201 is pressed against the inserting end 101, and thus the first component and the second component, namely the inserting connection between the female connector 2 and the male connector 1, are formed.

Meanwhile, due to the above structure, when the socket end 201 is separated from the inserting end 101, external force can be applied to the limiting portion 2011 to extrude the elastic clasping member 10, so that the elastic clasping member 10 expands outwards in the radial direction of the male connector 1 to be unfolded, and the female connector 2 and the male connector 1 which are connected can be detached.

In the specific structure, as shown in fig. 1 with reference to fig. 2 and fig. 3, in this embodiment, a mounting shell 102 for accommodating the elastic clasping member 10 is fixedly connected to the insertion end 101, and a deformation cavity for allowing the elastic clasping member 10 to deform as above is formed in the mounting shell 102, so as to provide a deformation space for the deformation of the elastic clasping member 10. In order to facilitate the passing of the limiting portion 2011, an opening 1021 for the limiting portion 2011 to pass through is further formed on one side of the deformation cavity.

When the opening 1021 is arranged, in order to prevent the elastic holding member 10 from being separated from the deformation cavity, the size of the opening 1021, that is, in the state shown in fig. 3, the distance between the edge of the mounting shell 102 at the opening 1021 and the outer surface of the insertion end 101 is not too large, so that only the limiting portion 2011 can pass through smoothly.

In a preferred embodiment, the mounting shell 102 of the present embodiment is configured as an annular body surrounding the periphery of the insertion end 101, and a positioning stop ring 1011 is further disposed on the insertion end 101 at the other side of the mounting shell 102 opposite to the side where the opening 1021 is disposed. As also shown in fig. 3, the annular body forming the mounting housing 102 is substantially U-shaped in cross section, and one side of the annular body is shorter than the other side, so as to form the above-mentioned opening 1021 after the annular body, i.e., the mounting housing 102, is welded and fixed to the positioning baffle ring 1011. Through set up location retainer ring 1011 on grafting end 101, can be convenient for on the one hand carry out axial positioning to installation shell 102, on the other hand also be convenient for install shell 102 and fix with being connected of location retainer ring 1011 to do benefit to the installation shell 102 and link firmly on socket end 201.

As a preferred structure, the positioning stop ring 1011 of the present embodiment is specifically a convex fold integrally formed on the insertion end 101, and the structure has the advantages of simple structure, convenience in processing and forming, and low cost. Of course, instead of the above-mentioned corrugations, the positioning stop ring 1011 can be a separate structure and is fixed to the inserting end 101 by welding or screwing.

As shown in fig. 1 and fig. 4 and fig. 5, an outward-expanding warped edge is formed at the edge of the socket end 201, the outer side of the warped edge forms a limiting portion 2011, and in the locked state of the inserting end 101 and the socket end 201, the elastic clasping member 10 is also limited in the cavity enclosed by the warped edge and the mounting shell 102. And the elastic holding piece 10 is limited on the outer side of the warping edge, so that the socket end 201 can firmly press the inserting end 101, and the reliability of connection between the inserting end 101 and the socket end 201 can be improved. In addition, the inner side of the raised edge can also play a certain guiding role when pushing the elastic clasping member 10.

Of course, the limiting portion 2011 may also be a groove formed on the spigot-and-socket end 201, the groove is formed on the outer peripheral surface of the spigot-and-socket end 201 and is recessed inwards along the radial direction of the spigot-and-socket end 201, and in the locking state of the spigot-and-socket end 101 and the spigot-and-socket end 201, the elastic clasping member 10 is limited in the groove.

As a possible implementation form, the elastic clasping member 10 in this embodiment may be specifically an overall annular spring that is bent and attached to the outer periphery of the male connector 1, and the spring structure may be favorable for achieving elastic deformation of the elastic clasping member 10 along the radial direction of the male connector 1. However, the elastic clasping member 10 of the present embodiment may be a member such as rubber having a large elastic force, in addition to the spring structure.

In order to improve the sealing performance of the connection between the first member and the second member, i.e. the female connector 2 and the male connector 1, the present embodiment may further include a sealing portion for sealing the connection between the first member and the second member, the sealing portion is preferably a sealing ring 100, and the material of the sealing portion is preferably EPDM or FKM, and the leakage of the pipe connection can be effectively prevented by the sealing portion.

In this embodiment, the sealing portion is provided on the insertion end 101. Specifically, a plurality of clamping grooves arranged at intervals are formed in the insertion end 101, the sealing portion is the sealing ring 100 embedded in the clamping groove, and the inner walls of the sealing ring 100 and the socket end 201 are in interference fit, so that multistage sealing can be achieved, and the sealing effect of connection can be further improved.

When the quick-inserting structure of this embodiment is installed, inlay the draw-in groove of installing on male joint 1 with sealing washer 100 earlier, and elasticity holding member 10 links firmly in grafting end 101 at installation shell 102, locate in installation shell 102 in advance, then, support the elasticity holding member 10 of pushing away in installation shell 102 through the spacing portion 2011 that sets up on female joint 2, make elasticity holding member 10 along the radial outside elastic deformation of male joint 1, and reset and fall into to spacing portion 2011 smoothly because of the elasticity of elasticity holding member 10, thereby under spacing portion 2011 and installation shell 102's spacing, can make grafting end 101 and spigot-and-socket end 201 firmly lock, and realize being connected between male joint 1 and the female joint 2.

When the connection between the plug end 101 and the socket end 201 is realized, the plug end 101 and the socket end 201 can have a better sealing effect through the interference fit between the plurality of sealing rings 100 arranged on the plug end 101 and the inner wall of the socket end 201. When the disassembly is needed, external force acts on the female connector 2 or the male connector 1, so that the elastic holding part 10 is extruded to expand into the deformation cavity along the radial direction of the male connector 1, and the female connector 2 can be smoothly separated from the male connector 1.

The quick-inserting structure of the embodiment can enable the first component and the second component to be installed and detached quickly, so that the working efficiency can be improved. In addition, the quick-plug structure of the embodiment can be applied to any pressure system, and generally, the structure can be used only by the distance of the linear end at the arrangement position being more than 50 mm.

Example two

The present embodiment relates to a pipeline structure, which includes a first hard pipe and a second hard pipe connected to each other, the first hard pipe and the second hard pipe are connected together by the quick-plugging structure described in the first embodiment, and the first hard pipe constitutes a first component and the second hard pipe constitutes a second component.

In the first embodiment, the male joint 1 and the female joint 2 can be correspondingly and integrally formed on the first hard pipe and the second hard pipe, and besides the integral forming, the male joint 1 and the female joint 2 can be arranged on the first hard pipe and the second hard pipe by adopting a welding manner.

Through adopting the quick-insertion structure in the first embodiment, the problem of leakage caused by the fact that the first hard pipe and the second hard pipe are easily connected in an existing screwing mode can be effectively avoided, and meanwhile, the installation efficiency can be greatly improved. In addition, compare in the structure that uses the switching of resin joint and rubber tube switching now, this pipeline structure of inserting the structure soon more than adopting also has the characteristics that the structure is simpler, be convenient for installation and dismantlement, and has better practicality.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A quick-insertion structure is used for connecting a first component and a second component and is characterized by comprising a socket end (201) which is formed on the first component and provided with a limiting part (2011), and a plug end (101) which is matched with the socket end (201) and formed on the second component, wherein an elastic holding piece (10) which is axially limited and is arranged close to the periphery of the plug end (101) is arranged on the plug end (101), the elastic holding piece (10) can be elastically deformed along the radial direction of the plug end (101), and when the plug end (101) is inserted into the socket end (201), the elastic holding piece (10) can be pushed to the limiting part (2011) so that the socket end (201) is pressed on the plug end (101) to form plug-in connection of the first component and the second component.

2. The quick-plug structure of claim 1, wherein: the elastic holding piece is characterized in that a mounting shell (102) used for containing the elastic holding piece (10) is fixedly connected to the inserting end (101), a deformation cavity allowing the elastic holding piece (10) to deform radially is formed in the mounting shell (102), and an opening (1021) for the limiting portion (2011) to penetrate through is formed in one side of the deformation cavity.

3. The quick-plug structure of claim 2, wherein: the mounting shell (102) is constructed to be an annular body surrounding the periphery of the insertion end (101), a positioning retaining ring (1011) is arranged on the insertion end (101) on the other side of the mounting shell (102) relative to one side provided with the opening (1021), and the mounting shell (102) is fixedly connected to the positioning retaining ring (1011).

4. The quick-plug structure of claim 3, wherein: the positioning baffle ring (1011) is integrally formed on the insertion end (101).

5. The quick-plug structure of claim 2, wherein: the edge of the spigot-and-socket end (201) is provided with a warping edge which is in an outward-expanding shape, and the outer side of the warping edge forms the limiting part (2011).

6. The quick-plug structure of claim 2, wherein: the limiting part (2011) is a groove formed in the socket end (201).

7. The quick-plug structure of claim 1, wherein: and a sealing part is arranged between the first component and the second component to seal the first component and the second component.

8. The quick-plug structure of claim 7, wherein: the sealing part is arranged on the insertion end (101).

9. The quick-plug structure of claim 8, wherein: a plurality of clamping grooves arranged at intervals are formed in the inserting end (101), the sealing parts are sealing rings (100) embedded in the clamping grooves, and the sealing rings (100) are in interference fit with the inner wall of the socket end (201).

10. A pipeline structure, includes first hard tube and the second hard tube that links to each other, its characterized in that: the first hard pipe and the second hard pipe are connected together by the quick-plugging structure of any one of claims 1 to 9, and the first hard pipe constitutes the first component and the second hard pipe constitutes the second component.

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