CN206830586U - A kind of pipe connecting device - Google Patents
A kind of pipe connecting device Download PDFInfo
- Publication number
- CN206830586U CN206830586U CN201720747059.6U CN201720747059U CN206830586U CN 206830586 U CN206830586 U CN 206830586U CN 201720747059 U CN201720747059 U CN 201720747059U CN 206830586 U CN206830586 U CN 206830586U
- Authority
- CN
- China
- Prior art keywords
- connector
- locating dowel
- upper connector
- lower connector
- connecting tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
It the utility model is related to a kind of pipe connecting device, it is characterised in that the device includes upper connector, lower connector, locating dowel, attaching nut, two support members, slide bar and clamp nut;The outside of upper connector and lower connector connects one end of two connecting tubes respectively, a support member is respectively mounted in upper connector and lower connector, the lower end of the locating dowel and the upper end of lower connector are fixed, the upper end insertion upper connector of locating dowel, the outside installation attaching nut of locating dowel;Described slide bar one end is fixed with a support member, and the other end is fixed through locating dowel and the support member in lower connector;It is threadedly coupled between upper connector and lower connector by attaching nut, clamp nut;The upper connector is in hollow structure, and the upper end of upper connector is the upper connector frustum cone structure that can be propped up by support member.
Description
Technical field
It the utility model is related to a kind of connection fastener, more particularly to a kind of pipe connected for hollow pipe fitting with fastening
Part attachment means.
Background technology
In industrial production life, the drilling equipment of the construction installation such as scaffold built by tubing and application pipe fitting operation
Deng working equipment using increasingly extensive, therefore, higher requirement is proposed to pipe connecting device:On the one hand need to have enough
Bonding strength and reliability;On the other hand, it is convenient and swift that needs are assembled, can be dismantled repeatedly, compact-sized, beautiful outline form
See;In addition, new specific requirement is had also been proposed to pipe connecting device for particular application, as being in pipe fitting jacking equipment
Ensure that pipe fitting junction transition is steadily reliable, isometrical connection is both needed between pipe fitting, i.e. pipe connecting device and connecting tube is same
Axle and external diameter is identical;To ensure the reliable operating of drill bit in drilling equipment, it is connected between the pipe fitting of fixed drill bit and meets isometrical company
On the basis of connecing, also need effectively transmit larger moment of torsion.For this technical problem, a variety of pipe fittings are have developed both at home and abroad and are connected
Connection device, the pipe connecting device that patent document " pipe connecting device (CN105324598A) " is related to uses to be connected by flange
The mode that lozenges is pressed on to connecting tube realizes being reliably connected for two pipe fittings, though the device is compact-sized, connection is reliable,
But need to screw multiple bolts in connection procedure, installation inconvenience, and in view of flange diameter is more than connecting tube external diameter, therefore, hardly possible
To realize the isometrical connection between connecting tube;Patent document " a kind of means for jointing rods (CN105715644A) " is related to bar
Two parts with bite need to be respectively welded on connected rod member by part attachment means, cooperation and lock by bite
Tight device realizes the connection of two rod members, though the device is easy for installation, bonding strength and less reliable, needed during use by
The part of device two is respectively welded on connected rod member, it is difficult to repeated disassembled and assembled, it is difficult to be not easy what is welded suitable for nonmetallic etc.
Rod member, and can not effectively transmit moment of torsion.In summary, though existing pipe connecting device can realize the connection of two pipe fittings, it is no lack of
Deficiency, or the bonding strength of pipe fitting and less reliable, can not effectively transmit moment of torsion, or physical dimension it is larger, quilt can not be realized
Isometrical connection between connecting pipe, or inconvenience is installed, quick connection is difficult to, is operational poor.Therefore, it is a kind of that research and development are needed badly
Compact-sized, easy for installation, reliability is high, can quickly connect, can effectively transmit moment of torsion, realizes the pipe fitting connection of isometrical connection
Device.
Utility model content
In view of the shortcomings of the prior art, the technical problems to be solved in the utility model is:A kind of pipe connecting device is provided.
The pipe connecting device is compact-sized, easy for installation, and reliability is high, can repeatedly dismantle, can effectively transmit moment of torsion, can be achieved fast
Fast and isometrical connection.
Technical scheme is used by the utility model solves the technical problem:A kind of pipe connecting device is provided, its
It is characterised by that the device includes upper connector, lower connector, locating dowel, attaching nut, two support members, slide bar and fastening spiral shell
It is female;The outside of upper connector and lower connector connects one end of two connecting tubes respectively, in upper connector and lower connector
A support member is inside respectively mounted, the lower end of the locating dowel and the upper end of lower connector are fixed, and are connected in the upper end insertion of locating dowel
Fitting, the outside installation attaching nut of locating dowel;Described slide bar one end is fixed with a support member, the other end through locating dowel with
Support member in lower connector is fixed;Carried out between upper connector and lower connector by attaching nut, clamp nut
Threaded connection;
The upper connector is in hollow structure, and the upper end of upper connector is that the upper connector that can be propped up by support member is justified
Platform structure, when upper connector frustum cone structure is propped up completely in connecting tube, the lateral surface of upper connector frustum cone structure with
Connecting tube inwall is bonded completely;The lower end of upper connector frustum cone structure is the upper connector equal with connecting tube internal diameter
The face of cylinder;The lower end on the upper connector face of cylinder is the upper connector disc structure equal with connecting tube external diameter;Upper connector
Lower end be helicitic texture, the external diameter flat clamp nut equal with connecting tube is installed on helicitic texture, passes through screw thread
Structure and attaching nut and clamp nut coordinate the connection realized between upper connector and lower connector, are provided with inside helicitic texture non-
Round recessed, the support member can enter the inside of upper connector frustum cone structure by the non-round recessed;
The lower connector is also in hollow structure, and lower connector, which is provided with the lower connector that can be propped up by support member, to be justified
Platform structure, the lower connector face of cylinder equal with connecting tube internal diameter and the lower connector equal with connecting tube external diameter circle
Dish structure;Lower connector frustum cone structure and the lower connector face of cylinder and upper connector frustum cone structure and the company on the upper connector face of cylinder
Connect form and shape is identical;A number of screwed hole is evenly arranged on the upper surface of the lower connector disc structure;
The attaching nut is external diameter nut identical with connecting tube external diameter, be installed on locating dowel and lower connector it
Between, open up the internal thread being engaged with helicitic texture on the inwall of attaching nut, a rib is arranged in attaching nut one end, in rib
Open up through hole;
The locating dowel is a hollow disk-like accessory, and upper end is provided with and the not rounded fit depressions inside helicitic texture
Not rounded projection, the height of the projection are less than the depth of non-round recessed inside helicitic texture;The projection lower end is followed successively by positioning
Post disc structure and the locating dowel face of cylinder, the external diameter of the locating dowel disc structure are more than the diameter of through hole on rib and are less than company
The diameter of thread of connected nut, the end face of locating dowel disc structure is provided with closes with the corresponding threaded holes on lower connector disc structure
Counterbore, locating dowel is connected with lower connector coaxial rigid by screw;The height on the locating dowel face of cylinder is more than connection
The rib thickness of nut, external diameter are less than the diameter of through hole on the rib of attaching nut, and attaching nut can rotate around locating dowel;Entirely
The center through hole to match with the diameter of slide bar is provided with locating dowel, for realizing the coaxial cooperation of locating dowel and support member;
The support member is truncated cone-shaped, and the taper of support member and lower the connector frustum cone structure and upper connector that are supported are justified
Inner side taper when platform structure is propped up completely is engaged.
Compared with prior art, the beneficial effects of the utility model are:
1st, the utility model pipe connecting device is simple in construction, easy for installation, can dismantle repeatedly, can realize and quickly connect
Connect:The utility model device is only by upper connector, lower connector, two support members, slide bar, clamp nut, attaching nut, positioning
Post is formed, can be in advance respectively by clamp nut, upper connector and lower connector, two supports before pipe fitting connection operation is performed
Part, slide bar, attaching nut, locating dowel assembling are two individual components, only need respectively to insert two individual components during connecting pipe
Enter two connecting tubes, then screw attaching nut and clamp nut successively, simple installation is quick.
2nd, the utility model pipe connecting device is compact-sized, good appearance, and can realize isometrical between connecting tube
Connection:The utility model is involved assemble after influence the radial dimension of part external diameter of device (external diameter of upper connector disc structure,
External diameter, clamp nut and the external diameter of attaching nut of lower connector disc structure) it is identical with connecting tube external diameter, meanwhile,
Each part ensure that coaxial cooperation (the upper connector face of cylinder and the lower connector cylinder between each component assembly using corresponding construction
Face diameter is equal with connecting tube internal diameter, non-round recessed and the projection phase in locating dowel inside the helicitic texture of upper connector lower end
Coordinate, the diameter through hole equal with slide bar diameter is set in locating dowel, reality is connected by screw between locating dowel and lower connector
Existing coaxial rigid connection) so that the pipe connecting device is being formed always after being connected with connecting tube between connecting tube
Footpath and the continuous cylinder of connecting tube external diameter identical, therefore, the isometrical connection between connecting tube can be achieved, in addition, even
The anti-skid structures such as half moon groove are evenly arranged on the outside of connected nut and clamp nut, device has been taken into account while practicality is met
The aesthetic measure of profile.
3rd, the utility model pipe connecting device bonding strength is big, and reliability is high, can not only realize between connecting tube
Axially connection, and can effectively transmit moment of torsion:The utility model device with the rigidly connected locating dowel upper end of lower connector
A not rounded projection with not rounded fit depressions inside the helicitic texture of upper connector lower end is provided with, utilizes not rounded section of projection
Face, the shape connection realized between locating dowel and upper connector (also referred to as Profile Connection, refer to the hole axle cooperation of not rounded odd-shaped cross section
Connecting mode), there is stronger torsional rigidity, so as to ensure that effective transmission of moment of torsion between upper connector and lower connector, together
When, the relative rotation between upper connector and lower connector is limited to a certain extent, is beneficial to the locking of attaching nut, together
When, coordinate the anti-loose effect of clamp nut, be effectively guaranteed the reliability being threadedly coupled between upper connector and lower connector, this
Outside, two support members and upper connector frustum cone structure, lower connector frustum cone structure cooperation under, utilize the swelling of frustum cone structure
Effect, it is aided with the projection set on frustum cone structure and the cooperation of connecting tube upper groove, when upper (lower) connector frustum cone structure
In connecting tube inwall, upper (lower) connector frustum cone structure outer surface is bonded completely with connecting tube inwall for swelling, branch
The taper of support member is identical with taper on the inside of frustum cone structure after deformation, i.e. support member side and frustum cone structure inner surface after deformation is complete
Fitting, greatly improve the bonding strength and reliability of upper (lower) connector and connecting tube.
Brief description of the drawings
Fig. 1 is a kind of structural representation of pipe connecting device of the utility model;
Fig. 2 is a kind of explosive view of pipe connecting device of the utility model;
Fig. 3 is the sectional view that a kind of pipe connecting device of the utility model is connected with connecting tube;
Fig. 4 is a kind of a kind of dimensional structure diagram of the upper connector 1 of embodiment of pipe connecting device of the utility model;
Fig. 5 is a kind of a kind of dimensional structure diagram of the lower connector 2 of embodiment of pipe connecting device of the utility model;
Fig. 6 is a kind of a kind of dimensional structure diagram of the locating dowel 3 of embodiment of pipe connecting device of the utility model;
Fig. 7 is the dimensional structure diagram of the attaching nut 4 of embodiment of pipe connecting device of the utility model a kind of a kind of;
In figure, 1- upper connectors, connector under 2-, 3- locating dowels, 4- attaching nut, 5- support members, 6- slide bars, 7- fastenings
Nut, 11- upper connector frustum cone structures, the 12- upper connectors face of cylinder, 13- upper connector disc structures, 14- helicitic textures,
Connector frustum cone structure under 21-, the connector face of cylinder under 22-, connector disc structure under 23-, 31- projections, 32- locating dowels circle
Dish structure, the 33- locating dowels face of cylinder, 41- ribs, 42- anti-skid structures.
Embodiment
The utility model is described further with reference to embodiment and its accompanying drawing.Embodiment is with the utility model institute
The specific implementation carried out premised on technical scheme is stated, gives detailed embodiment and process, but not in this, as to this
Apply for the restriction of claims.
The utility model pipe connecting device (abbreviation device, referring to Fig. 1-3) includes upper connector 1, lower connector 2, determined
Position post 3,4, two support members 5 of attaching nut, slide bar 6 and clamp nut 7;The outside of upper connector 1 and lower connector 2 connects respectively
One end of two connecting tubes is connect, a support member 5, the locating dowel 3 are respectively mounted in upper connector 1 and lower connector 2
Lower end and the upper end of lower connector 2 fix, the upper end of locating dowel insertion upper connector, the outside installation connection spiral shell of locating dowel 3
Mother 4;Described one end of slide bar 6 is fixed with a support member, support member of the other end through locating dowel and in lower connector 2
It is fixed;It is threadedly coupled between upper connector 1 and lower connector 2 by attaching nut 4, clamp nut 7;
The upper connector 1 (referring to Fig. 4) is in hollow structure, and the upper end of upper connector can be propped up by support member
Upper connector frustum cone structure 11, when upper connector frustum cone structure 11 is propped up completely in connecting tube, upper connector round platform
The lateral surface of structure 11 is bonded completely with connecting tube inwall, greatly improves the bonding strength of upper connector and connecting tube
And reliability;The lower end of upper connector frustum cone structure is the upper connector face of cylinder 12 equal with connecting tube internal diameter, upper company
The fitting face of cylinder 12 is used for the coaxial cooperation for realizing upper connector 1 and connecting tube;The lower end on the upper connector face of cylinder 12 is
The upper connector disc structure 13 equal with connecting tube external diameter, by upper connector disc structure 13 realize upper connector with
The axially position of connecting tube;The lower end of upper connector is helicitic texture 14, and external diameter is provided with helicitic texture 14 and is connected
The equal flat clamp nut 7 of jointed tubular workpieces, clamp nut are used for the locking of attaching nut 4, pass through helicitic texture and attaching nut 4
And being reliably connected between upper connector 1 and lower connector 2 is realized in the cooperation of clamp nut 7, and non-round recessed is provided with inside helicitic texture,
The support member 5 can enter the inside of upper connector frustum cone structure 11 by the non-round recessed;
The lower connector 2 (referring to Fig. 5) is also in hollow structure, and lower connector 2 is provided with can be propped up by support member
Lower connector frustum cone structure 21, the lower connector face of cylinder 22 equal with connecting tube internal diameter and with connecting tube external diameter
Equal lower connector disc structure 23;Lower connector frustum cone structure 21 and the lower connector face of cylinder 22 and upper connector round platform knot
Structure 11 is identical with the type of attachment and shape on the upper connector face of cylinder 12;On the upper surface of the lower connector disc structure 23
The a number of screwed hole of even arrangement;
The attaching nut 4 (referring to Fig. 7) is external diameter nut identical with connecting tube external diameter, is installed on locating dowel 3
Between lower connector 2, the internal thread being engaged with helicitic texture 14 is opened up on the inwall of attaching nut 4, for passing through screw thread
Being reliably connected between upper connector 1 and lower connector 2 is realized in connection, and a rib 41 is arranged in the one end of attaching nut 4, in rib 41
Through hole is opened up, for attaching nut 4 to be limited between locating dowel 3 and lower connector 2;
The locating dowel 3 (referring to Fig. 6) is a hollow disk-like accessory, upper end be provided with it is not rounded inside helicitic texture 14
The not rounded projection 31 of fit depressions, the height of the projection 31 is less than the depth of non-round recessed inside helicitic texture, for reality
Existing locating dowel 3 and the coaxial cooperation of upper connector 1, and then ensure the coaxially connected while sharp of upper connector 1 and lower connector 2
With the on-circular cross-section of projection 31, the shape connection realized between locating dowel 3 and upper connector 1 (is also referred to as Profile Connection, referred to not rounded different
The connecting mode that the hole axle of tee section coordinates), there is stronger torsional rigidity, ensureing to turn round between upper connector 1 and lower connector 2
While square effectively transmits, the relative rotation between upper connector 1 and lower connector 2 is limited, is beneficial to connect to a certain extent
Connected nut 4 it is locking;The lower end of projection 31 is followed successively by locating dowel disc structure 32 and the locating dowel face of cylinder 33, the locating dowel
The external diameter of disc structure 32 is more than the diameter of through hole on rib 41 and is less than the diameter of thread of attaching nut, locating dowel disc structure
32 end face is provided with the counterbore closed with the corresponding threaded holes on lower connector disc structure 23, for realizing attaching nut's 4
Axially position and realize between locating dowel 3 and lower connector 2 coaxial rigid connection;The height on the locating dowel face of cylinder 33 is more than
The thickness of rib 41 of attaching nut, external diameter is less than the diameter of through hole on the rib 41 of attaching nut, so that attaching nut 4 can surround
The flexible rotating of locating dowel 3;The center through hole to match with the diameter of slide bar 6 is provided with whole locating dowel 3, is positioned for realizing
The coaxial cooperation of post 3 and support member 5;
The support member 5 is truncated cone-shaped, the taper of support member 5 and the lower connector frustum cone structure 21 supported and upper connection
Inner side taper when part frustum cone structure 11 is propped up completely is engaged, and lower connector frustum cone structure 21 is extruded by corresponding support member
With upper connector frustum cone structure 11, lower connector frustum cone structure 21 and upper connector frustum cone structure 11 is set to produce elastic deformation, profit
Acted on swelling, realize being reliably connected for upper connector 1 and lower connector 2 and connecting tube.
It is of the present utility model to be further characterized by the upper connector frustum cone structure 11 by multiple flexible sheet structure groups
Into the projection with the fit depressions in connecting tube being provided with each flexible sheet structure, by projection and being connected
The mating reaction of jointed tubular workpieces inner groovy, being fixedly secured for upper connector and connecting tube can be realized, improve pipe fitting connection
Stability and intensity.
It is of the present utility model be further characterized by being equipped with the lateral surface of the attaching nut 4 and clamp nut 7 it is anti-
Slipped Clove Hitch structure 42, the anti-skid structure is crescent shaped groove, if being evenly arranged with the lateral surface of attaching nut 4 and clamp nut 7
The crescent moon groove of dry quantity, not only makes pipe connecting device good appearance, and increase frictional force when screwing.
The cross sectional shape of the present utility model for being further characterized by the locating dowel upper protruding block can be triangle, four sides
The non-circular shapes such as shape, pentagon.
Two support members are flexibly connected with slide bar by screw thread in the utility model, or the activity of other forms
Connection, such as clamping;Can also be that one of support member is fixed as one with slide bar, another support member is connected by screw thread activity
Connect.
The operation principle of the utility model pipe connecting device is:
Before pipe fitting connection operation is performed, in advance respectively by upper connector 1, clamp nut 7 and two support members 5, fixed
Position post 3, attaching nut 4, slide bar 6, the assembling of lower connector 2 are two individual components, i.e., clamp nut 7 are screwed into upper connector 1
On the helicitic texture 14 of lower end, an individual components are formed;One support member is passed through into connector disk knot under the lower upper end of connector 2
Through hole on structure 23 is put into the hollow cone of lower connector 2, and the locating dowel face of cylinder 33 of the lower end of locating dowel 3 is passed through into connection spiral shell
Through hole on female rib 41, and be connected locating dowel 3 with the lower rigid coaxial of connector 2 by screw so that attaching nut 4 can enclose
Around the flexible rotating of locating dowel 3, by slide bar 6 through the through hole in locating dowel 3, and by the screw thread of the lower end of slide bar 6 and it is arranged on down
Support member 5 in connector is rigidly connected, so as to form another individual components.
When performing pipe fitting connection operation, first, two individual components are inserted into two connecting tubes respectively, connection will be gone up
Part disc structure 13 inserts a connecting tube with upper bit, and lower connector disc structure 23 is connected so that lower portion insertion is another
Jointed tubular workpieces;Then, the projection 31 in locating dowel 3 is alignd with the non-round recessed inside the lower end helicitic texture 14 of upper connector 1, made
Two individual components keep coaxial, screw attaching nut 4, so as to which two individual components be formed a whole, are screwed in attaching nut 4
During two support members extrude upper connector frustum cone structure 11 and lower connector frustum cone structure 21 respectively, make upper connector round platform
Structure 11 produces elastic deformation, when attaching nut 4 is screwed to top, upper connector round platform with lower connector frustum cone structure 21
The outer surface of structure 11 and lower connector frustum cone structure 21 is bonded completely with connecting tube inwall, the lateral surface of two support members
It is bonded completely with upper connector frustum cone structure 11 after deformation with the inner surface of lower connector frustum cone structure 21;If upper connector round platform
Structure 11 on lower connector frustum cone structure 21 with being designed with projection, then the projection is stuck in the groove of connecting tube just;Most
Afterwards, the bonding strength and reliability for for locking clamp nut 7, improving connecting tube are screwed, completes pipe fitting connection work.
Embodiment 1
The present embodiment pipe connecting device includes 4, two upper connector 1, lower connector 2, locating dowel 3, attaching nut branch
Support member 5, slide bar 6 and clamp nut 7;The outside of upper connector 1 and lower connector 2 connects the one of two connecting tubes respectively
End, is respectively mounted a support member 5, the lower end of the locating dowel 3 is upper with lower connector 2 in upper connector 1 and lower connector 2
End is fixed, the upper end insertion upper connector of locating dowel, the outside installation attaching nut 4 of locating dowel 3;Described slide bar one end with one
Support member is fixed, and the other end is fixed through locating dowel and the support member in lower connector 2;Upper connector 1 and lower connection
It is threadedly coupled between part 2 by attaching nut 4, clamp nut 7;
The upper connector 1 is in hollow structure, and the upper end of upper connector is the upper connector that can be propped up by support member
Frustum cone structure 11, when upper connector frustum cone structure 11 is propped up completely in connecting tube, upper connector frustum cone structure 11
Lateral surface is bonded completely with connecting tube inwall;The lower end of upper connector frustum cone structure is equal with connecting tube internal diameter
The upper connector face of cylinder 12;The lower end on the upper connector face of cylinder 12 is the upper connector disk knot equal with connecting tube external diameter
Structure 13;The lower end of upper connector is helicitic texture 14, and flat equal with connecting tube of external diameter is provided with helicitic texture 14
Clamp nut 7, coordinated by helicitic texture and attaching nut 4 and clamp nut 7 and realized between upper connector 1 and lower connector 2
Connection, helicitic texture inside are provided with non-round recessed, and the support member 5 can enter upper connector frustum cone structure by the non-round recessed
11 inside;
The lower connector 2 is also in hollow structure, and it is the lower connection that can be propped up by support member that lower connector 2, which is provided with,
Part frustum cone structure 21, the lower connector face of cylinder 22 equal with connecting tube internal diameter and it is equal with connecting tube external diameter under
Connector disc structure 23;Lower connector frustum cone structure 21 and the lower connector face of cylinder 22 and upper connector frustum cone structure 11 and upper
The type of attachment and shape on the connector face of cylinder 12 are identical;If it is evenly arranged on the upper surface of the lower connector disc structure 23
The screwed hole of dry quantity;
The attaching nut 4 is external diameter nut identical with connecting tube external diameter, is installed on locating dowel 3 and lower connector
Between 2, the internal thread being engaged with helicitic texture 14 is opened up on the inwall of attaching nut 4, a rib is arranged in the one end of attaching nut 4
41, through hole is opened up in rib 41;
The locating dowel 3 is a hollow disk-like accessory, and upper end is provided with and the not rounded recess inside helicitic texture 14
The not rounded projection 31 closed, the height of the projection 31 are less than the depth of non-round recessed inside helicitic texture;The lower end of projection 31
Locating dowel disc structure 32 and the locating dowel face of cylinder 33 are followed successively by, the external diameter of the locating dowel disc structure 32 is more than on rib 41
The diameter of through hole and the diameter of thread for being less than attaching nut, the end face of locating dowel disc structure 32 is provided with and lower connector disk
Locating dowel 3, is connected by the counterbore that the corresponding threaded holes in structure 23 close by screw with the lower coaxial rigid of connector 2;It is described fixed
The height on the position post face of cylinder 33 is more than the thickness of rib 41 of attaching nut, and external diameter is less than the straight of through hole on the rib 41 of attaching nut
Footpath, attaching nut 4 can rotate around locating dowel 3;The center through hole to match with the diameter of slide bar 6 is provided with whole locating dowel 3,
For realizing the coaxial cooperation of locating dowel 3 and support member 5;
The upper connector frustum cone structure 11 forms one by six flexible sheet structure compositions, six flexible sheet structures
Round platform, the projection with the fit depressions in connecting tube is provided with each flexible sheet structure, passes through raised and quilt
The mating reaction of connecting pipe inner groovy, being fixedly secured for upper connector and connecting tube can be realized, improve pipe fitting connection
Stability and intensity.Lower connector frustum cone structure 21 is identical with the structure of upper connector frustum cone structure 11;
The support member 5 is truncated cone-shaped, the taper of support member 5 and the lower connector frustum cone structure 21 supported and upper connection
Inner side taper when part frustum cone structure 11 is propped up completely is engaged.Upper connector frustum cone structure 11 is extruded with by support member 5
Connector frustum cone structure 21, upper connector frustum cone structure 11 and lower connector frustum cone structure 21 is set to produce elastic deformation, in utilization
The swelling effect of connector frustum cone structure 11 and lower connector frustum cone structure 21, it is aided with raised matching somebody with somebody with connecting tube upper groove
Close, realize being reliably connected for upper connector 1 and lower connector 2 and corresponding connecting tube.
The cross sectional shape of the projection 31 on non-round recessed and locating dowel 3 inside helicitic texture 14 is triangle.
Slide bar 6 coordinates with the interior bone of locating dowel 3 forms a sliding pair, and the lower end of slide bar 6 opens up one section of external screw thread, passes through spiral shell
Line connection realization is rigidly connected with the support member in lower connector, slide bar 6 and the support in upper connector
Part is fixed as one.
Crescent shaped groove anti-skid structure 42 is equipped with the lateral surface of the attaching nut 4 and clamp nut 7.
Part is not applied to prior art to the utility model to the greatest extent.
Claims (4)
- A kind of 1. pipe connecting device, it is characterised in that the device include upper connector, lower connector, locating dowel, attaching nut, Two support members, slide bar and clamp nut;The outside of upper connector and lower connector connects the one of two connecting tubes respectively End, is respectively mounted a support member, the lower end of the locating dowel and the upper end of lower connector are consolidated in upper connector and lower connector It is fixed, the upper end insertion upper connector of locating dowel, the outside installation attaching nut of locating dowel;Described slide bar one end and a support member Fixed, the other end is fixed through locating dowel and the support member in lower connector;Lead between upper connector and lower connector Cross attaching nut, clamp nut is threadedly coupled;The upper connector is in hollow structure, and the upper end of upper connector is the upper connector round platform knot that can be propped up by support member Structure, when upper connector frustum cone structure is propped up completely in connecting tube, the lateral surface of upper connector frustum cone structure is with being connected Jointed tubular workpieces inwall is bonded completely;The lower end of upper connector frustum cone structure is the upper connector cylinder equal with connecting tube internal diameter Face;The lower end on the upper connector face of cylinder is the upper connector disc structure equal with connecting tube external diameter;Under upper connector Hold as helicitic texture, the external diameter flat clamp nut equal with connecting tube is installed on helicitic texture, passes through helicitic texture Coordinate the connection realized between upper connector and lower connector with attaching nut and clamp nut, be provided with inside helicitic texture not rounded recessed Groove, the support member can enter the inside of upper connector frustum cone structure by the non-round recessed;The lower connector is also in hollow structure, and lower connector is provided with the lower connector round platform knot that can be propped up by support member Structure, the lower connector face of cylinder equal with connecting tube internal diameter and the lower connector disk knot equal with connecting tube external diameter Structure;Lower connector frustum cone structure and the lower connector face of cylinder and upper connector frustum cone structure and the connection shape on the upper connector face of cylinder Formula and shape are identical;A number of screwed hole is evenly arranged on the upper surface of the lower connector disc structure;The attaching nut is external diameter nut identical with connecting tube external diameter, is installed between locating dowel and lower connector, The internal thread being engaged with helicitic texture is opened up on the inwall of attaching nut, attaching nut one end is arranged a rib, opened in rib If through hole;The locating dowel is a hollow disk-like accessory, and upper end is provided with not rounded with the not rounded fit depressions inside helicitic texture Projection, the height of the projection are less than the depth of non-round recessed inside helicitic texture;The projection lower end is followed successively by locating dowel circle Dish structure and the locating dowel face of cylinder, the external diameter of the locating dowel disc structure are more than the diameter of through hole on rib and are less than connection spiral shell Female diameter of thread, the end face of locating dowel disc structure is provided with to sink with what the corresponding threaded holes on lower connector disc structure closed Hole, locating dowel is connected with lower connector coaxial rigid by screw;The height on the locating dowel face of cylinder is more than attaching nut Rib thickness, external diameter is less than the diameter of through hole on the rib of attaching nut, and attaching nut can rotate around locating dowel;Whole positioning The center through hole to match with the diameter of slide bar is provided with post, for realizing the coaxial cooperation of locating dowel and support member;The support member is truncated cone-shaped, the taper of support member and lower connector frustum cone structure and upper connector the round platform knot supported Inner side taper when structure is propped up completely is engaged.
- 2. pipe connecting device according to claim 1, it is characterised in that the upper connector frustum cone structure is by multiple soft Property laminated structure composition, the projection with the fit depressions in connecting tube is provided with each flexible sheet structure, is led to The raised mating reaction with connecting tube inner groovy is crossed, upper connector and connecting tube are fixedly secured.
- 3. pipe connecting device according to claim 1, it is characterised in that the outside of the attaching nut and clamp nut Anti-skid structure is equipped with face, the anti-skid structure is crescent shaped groove.
- 4. pipe connecting device according to claim 1, it is characterised in that the cross sectional shape of the locating dowel upper protruding block is Triangle, quadrangle or pentagon.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720747059.6U CN206830586U (en) | 2017-06-26 | 2017-06-26 | A kind of pipe connecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720747059.6U CN206830586U (en) | 2017-06-26 | 2017-06-26 | A kind of pipe connecting device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206830586U true CN206830586U (en) | 2018-01-02 |
Family
ID=60777044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720747059.6U Withdrawn - After Issue CN206830586U (en) | 2017-06-26 | 2017-06-26 | A kind of pipe connecting device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206830586U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107131187A (en) * | 2017-06-26 | 2017-09-05 | 河北工业大学 | A kind of pipe connecting device |
CN108999342A (en) * | 2018-09-11 | 2018-12-14 | 深圳大学 | Prefabricated modular assembling frame structural column-column connected node and production method |
CN112523432A (en) * | 2020-12-17 | 2021-03-19 | 中国建筑第七工程局有限公司 | Floor and reinforcing bar protective layer thickness control device |
CN114909550A (en) * | 2022-03-31 | 2022-08-16 | 华能伊敏煤电有限责任公司 | Connect stable camera |
-
2017
- 2017-06-26 CN CN201720747059.6U patent/CN206830586U/en not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107131187A (en) * | 2017-06-26 | 2017-09-05 | 河北工业大学 | A kind of pipe connecting device |
CN108999342A (en) * | 2018-09-11 | 2018-12-14 | 深圳大学 | Prefabricated modular assembling frame structural column-column connected node and production method |
CN112523432A (en) * | 2020-12-17 | 2021-03-19 | 中国建筑第七工程局有限公司 | Floor and reinforcing bar protective layer thickness control device |
CN112523432B (en) * | 2020-12-17 | 2022-07-12 | 中国建筑第七工程局有限公司 | Floor and reinforcing bar protective layer thickness control device |
CN114909550A (en) * | 2022-03-31 | 2022-08-16 | 华能伊敏煤电有限责任公司 | Connect stable camera |
CN114909550B (en) * | 2022-03-31 | 2023-11-07 | 华能伊敏煤电有限责任公司 | Connect stable camera |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206830586U (en) | A kind of pipe connecting device | |
CN107131187A (en) | A kind of pipe connecting device | |
CN206795628U (en) | A kind of profile-followed vice | |
CN205919034U (en) | Ferrule type pipe joint | |
CN205894326U (en) | Connecting piece of prefabricated plate | |
CN205465903U (en) | Mechanical systole formula allen key | |
CN211145687U (en) | Heat exchanger joint convenient to installation | |
CN202017688U (en) | Positioning and locking device | |
CN216041691U (en) | Ball joint high-strength bolt for steel structure net rack | |
CN205991060U (en) | Furniture stealthy connect structure | |
CN110578740B (en) | Prevent wood screw of plate fracture | |
CN201851466U (en) | Conical cross recessed countersunk nut | |
CN213145014U (en) | Sleeve for reinforcing bolt fastening | |
CN201083085Y (en) | Drilling rod without welding down-the-hole drill | |
CN205226710U (en) | Novel water pipe head | |
CN201407039Y (en) | Integral-type non-joint static penetration-testing probe rod | |
CN203426963U (en) | Tool for assembling water faucet main body and copper sleeve | |
CN209414327U (en) | Adjust bolt | |
CN113915220A (en) | High-strength bolt for steel net frame bolt ball joint | |
CN207092772U (en) | A kind of follow-on controllable support hydraulic pressure bar | |
CN203284891U (en) | Bamboo structure adaptor | |
CN105971267A (en) | Scaffold six-pipe-head connector capable of facilitating fast assembly | |
CN221171157U (en) | Pluggable seamless steel pipe | |
CN221031092U (en) | Connecting piece of wallboard corner of integral bathroom | |
CN205889002U (en) | Device is screwed up to hydraulic pressure that bolt was used |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180102 Effective date of abandoning: 20220722 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20180102 Effective date of abandoning: 20220722 |
|
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |