CN214383919U - Quick connection structure, sleeve, button head fastener and sleeve connection device - Google Patents
Quick connection structure, sleeve, button head fastener and sleeve connection device Download PDFInfo
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- CN214383919U CN214383919U CN202023012409.5U CN202023012409U CN214383919U CN 214383919 U CN214383919 U CN 214383919U CN 202023012409 U CN202023012409 U CN 202023012409U CN 214383919 U CN214383919 U CN 214383919U
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Abstract
A kind of fast connecting structure, bush, button head fastener and bush junction device, the fast connecting structure includes the body of the connecting structure, one end of the body of the connecting structure has opening that can make the end shrink radially, the end has cross section size greater than the plug of the cross section size of the body of the connecting structure, the opening runs through the plug; the sleeve comprises a sleeve body, and an inner cavity of the sleeve body comprises a first through hole for being plugged with the quick connection structure and a second through hole for being matched with a steel bar heading or a heading fastener; the sleeve connecting device comprises a quick connecting structure and a sleeve, the quick connecting structure is connected with the first through hole of the sleeve in a clamping mode through a plug, and the steel bar heading is arranged on the second through hole in a clamping mode or fixed on the second through hole through a heading fastener. The utility model discloses quick connect structure, telescopic structural design are simple ingenious, easy operation, processing, and the button head fastener design is simple, and the installation is nimble, and the muffjoint device compact structure, adapting unit simplify, easy installation, and machining is convenient.
Description
Technical Field
The utility model relates to a joint connection technical field of building pile foundation especially relates to a quick connect structure, sleeve, button head fastener and telescopic connection device that is used for joint on the prefabricated component.
Background
At present, a large amount of concrete product prefabricated parts are needed for municipal administration, water conservancy, civil use, railways, electric power and other infrastructure. And the national housing and urban and rural junction, water conservancy department and other departments definitely put forward the requirements of standardization, informatization, datamation, prefabrication, intellectualization and the like for using the assembled components in the engineering construction, and put forward a series of solutions such as requirements of green products and the like.
At present, the joints of prefabricated products in the building field are mainly connected by welding, namely, the ends and the ends are welded by electric welding or carbon dioxide gas shielded welding by adopting metal parts, and a grouting mode is adopted after the straight thread teeth are connected. A more commonly used sleeve connection structure as shown in fig. 1, which includes a tapered rod-like connection structure body 1 ', a plug end 2 ' having an inverted bowl shape is provided at a small end of the connection structure body 1 ', a cylindrical threaded connection end 3 ' is provided at a large end of the connection structure body 1 ', when two ends of the connection structure are connected to two sleeves, the plug end 2 ' is inserted into an inner cavity of one of the sleeves, and is matched with an elastic clip to form a snap structure so as to connect the two sleeves, and the threaded connection end 3 ' is screwed with an inner cavity of the other sleeve through an external thread.
Therefore, how to design a quick connection structure between ends, a sleeve matched with the quick connection structure, a steel bar heading fastener matched and connected in the sleeve and a sleeve connection device formed by connecting the components, which can solve the problems, are the subjects of the intensive research of the inventor of the present application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick connect structure, sleeve, button head fastener and telescopic connection device, its quick connect structure, telescopic structural design are simple ingenious, easy operation, processing, and button head fastener design is simple, and the installation is nimble, and telescopic connection device compact structure, adapting unit simplify, easy installation, and machining is convenient.
In order to achieve the above object, the utility model provides a quick connection structure, including the connection structure body, the one end of connection structure body is equipped with and makes this end along the opening of radial shrink, this end of connection structure body is equipped with the plug that the cross section size is greater than this end, just the opening runs through the plug.
Preferably, the connecting structure body is a solid rod or a pipe body.
Preferably, the outer surface of the other end of the connecting structure body is provided with an external thread for connecting with the sleeve.
A sleeve comprises a sleeve body, wherein the sleeve body is provided with an inner cavity, the inner cavity comprises a first through hole and a second through hole, the first through hole is used for being connected with a quick connection structure in an inserting mode, the second through hole is used for being matched with a steel bar heading or a heading fastener, the first through hole is a first-stage stepped hole, the outer aperture of the first through hole is smaller than the inner aperture, and the inner hole of the first through hole is matched with the cross section of a plug of the quick connection structure in size.
Preferably, the second through hole is a stepped hole matched with the steel bar heading or a threaded hole matched with a heading fastener.
Preferably, an outer hole of the first through hole is communicated with a third through hole for screwing with a tension bolt.
A heading fastener comprises a fastener body for matching with the second through hole of the sleeve body, and the center of the fastener body is provided with a stepped fourth through hole for matching with the steel bar heading.
Preferably, at least a portion of the outer surface of the fastener body is provided with external threads for screwing with the second through hole.
A sleeve connecting device comprises the quick connecting structure and the sleeve, wherein the quick connecting structure is clamped in an inner hole of a first through hole of the sleeve through a plug, a steel bar heading is clamped on a second through hole or fixed on the second through hole through a heading fastener, and steel bars connected with the steel bar heading penetrate through the second through hole or penetrate through a fourth through hole of the heading fastener.
Preferably, the sleeve is provided with an inner cavity, the inner cavity comprises a fifth through hole which is used for being in threaded connection with the other end of the quick connection structure, the sleeve is in threaded connection with the other end of the quick connection structure through the fifth through hole, the other end of the inner cavity further comprises a sixth through hole which is used for being matched with a steel bar heading or a heading fastener, the steel bar heading is clamped on the sixth through hole or is fixed on the sixth through hole through the heading fastener, and a steel bar connected with the steel bar heading penetrates out of the sixth through hole or penetrates out of the heading fastener.
Preferably, the sixth through hole is a stepped hole matched with the steel bar heading or a threaded hole matched with a heading fastener.
After the scheme is adopted, the utility model discloses quick connect structure, sleeve, button head fastener and telescopic connection device have following beneficial effect:
1. the quick connection structure of the utility model has simple and ingenious design, saves the connection with the elastic card, simplifies the connection part, is easy to operate and process, and is not influenced by the environment such as weather during construction;
2. the sleeve structure of the utility model has simple design, and when the quick connecting structure is matched and connected, the existing connecting structure which needs to be provided with the spring clip and is connected with the sleeve connecting structure is saved;
3. the structure design of the button head fastener of the utility model is simple and novel, and the design makes the connection between the steel bar and the sleeve more flexible and convenient;
4. the utility model discloses the muffjoint device compact structure, adapting unit simplifies, and easy installation, machining is convenient, through the muffjoint steel reinforcement cage, has saved a large amount of end plates, has reduced the carbon and has discharged, has reduced environmental pollution, does not receive environmental impact such as weather during the construction.
Drawings
FIG. 1 is a schematic structural view of a conventional socket connection structure;
fig. 2 is a schematic structural view of an embodiment of the quick connection structure of the present invention;
FIG. 3 is a schematic structural view of a second embodiment of the quick connection structure of the present invention;
FIG. 4 is a schematic structural view of an embodiment of the sleeve of the present invention;
fig. 5 is a schematic structural view of a second embodiment of the sleeve of the present invention;
FIG. 6 is a schematic structural view of an embodiment of the upset fastener of the present invention;
fig. 7 is a schematic structural view of an embodiment of the sleeve connection device of the present invention;
fig. 8 is a schematic structural view of a second embodiment of the sleeve connection device according to the present invention;
fig. 9 is a schematic view of a third structure of the sleeve connecting device according to the present invention;
fig. 10 is a schematic structural view of a fourth embodiment of the sleeve connection device according to the present invention;
fig. 11 is a schematic structural view of a fifth embodiment of the sleeve connection device of the present invention.
Detailed Description
The invention will be elucidated below on the basis of an embodiment shown in the drawing. The embodiments disclosed herein are to be considered in all respects as illustrative and not restrictive. The scope of the present invention is not limited by the following description of the embodiments, but is defined only by the scope of the claims, and includes all modifications that have the same meaning as the scope of the claims and are within the scope of the claims.
The structure of the quick connect structure, sleeve, upset head fastener and sleeve connection of the present invention will be described with reference to the specific embodiments.
Fig. 2 is the utility model discloses a quick connect structure's embodiment a structure schematic diagram, it includes connection structure body 1, this embodiment connection structure body 1 adopts cylindrically, connection structure body 1's one end is equipped with and makes this end along the opening 2 of radial shrink, the position of seting up opening 2 on this embodiment connection structure body 1 is the pipe shape, opening 2 has been seted up four, seting up of four openings 2 can make connection structure body 1 can be along radial shrink at this end, this end that makes connection structure body 1 can be through being less than its cross-sectional area's groove or hole, this end of connection structure body 1 still is equipped with the plug 3 that cross sectional dimension is greater than this end cross sectional dimension, this embodiment plug 3 is the bowl shape, four openings 2 run through plug 3 respectively.
The connecting structure body 1 may be a solid rod. The opening is arranged at the end part of the connecting structure body 1 and is at least one, the end part of the connecting structure body 1 is at least divided into two sections, and the connecting structure body 1 can also be contracted at the end part along the radial direction.
The outer surface of the other end of the connecting structure body 1 is provided with an external thread 4, and the external thread 4 is used for being in threaded connection with the sleeve.
The cross sectional area that is equipped with opening 2 one end on the connection structure body 1 is less than or equal to the cross sectional area of the connection structure body 1 other end, and it is shown with reference to fig. 3, and connection structure body 1 adopts the cross sectional area that is equipped with opening 2 one end to be less than the cross sectional area of the connection structure body 1 other end in this embodiment, forms annular groove 5 like this between plug 3 and the other end portion of connection structure body 1, and it is the utility model discloses the scope of protection.
As shown in fig. 4 the utility model discloses a telescopic embodiment structure schematic diagram, including sleeve body 6, this embodiment sleeve body 6 adopts cylindrically, sleeve body 6 has the inner chamber, the inner chamber is including being used for the first through-hole 7 of pegging graft with quick connect structure and being used for with reinforcing bar heading or heading fastener complex second through-hole 8, the first through-hole 7 of this embodiment adopts one-level shoulder hole, the aperture that is located outside hole (the hole that is close to sleeve body 6 tip) of first through-hole 7 is less than the aperture that is located inside hole (the hole that is close to sleeve body 6 middle part), the inside hole of first through-hole 7 suits with the cross section size of quick connect structure's plug 3, the inside hole shape of this embodiment first through-hole 7 suits with the shape of plug 3. The second through hole 8 is a first-stage stepped hole matched with the steel bar heading.
And the outer hole of the first through hole 7 is communicated with a third through hole 9 for being in threaded connection with a tension bolt, and the third through hole 9 is positioned at the outermost end of the inner cavity of the sleeve body 6.
Fig. 5 shows a schematic structural diagram of a second embodiment of the sleeve of the present invention, most of the structure of which is the same as that of the embodiment shown in fig. 4, and the same parts are not repeated, except that: an outer end hole 10 with the cross section diameter larger than that of an outer hole of the first through hole 7 is further arranged at the outer side end of the first through hole 7, the shape of a hole formed by the first through hole 7 and the outer end hole 10 is matched with the structure formed by the plug and the connecting part of the quick connecting structure shown in the figure 3, and the outer end hole 10 is a threaded hole and is used for being in threaded connection with a tension bolt. The second through hole 8 'is a threaded hole matched with the upset head fastener, wherein the second through hole 8' is in threaded connection with the upset head fastener, and the steel bar upset head is arranged on the upset head fastener.
As shown in fig. 6, the structural schematic diagram of the embodiment of the upset fastener of the present invention includes a fastener body 11 for cooperating with the second through hole 8 of the sleeve body 6 shown in fig. 4, and the center of the fastener body 11 has a stepped fourth through hole 12 cooperating with the upset. At least a portion of the outer surface of the fastener body 11 is provided with an external thread 13 for screwing with the second through hole 8 of the sleeve body 6.
Fig. 7 shows a schematic structural diagram of an embodiment of a sleeve connection device according to the present invention, which includes a quick connection structure and a sleeve, the quick connection structure can adopt any one of the structures shown in fig. 2 or fig. 3, and the sleeve can adopt any one of the structures shown in fig. 4 or fig. 5, but if the quick connection structure shown in fig. 2 is adopted, the left part of the sleeve adopts the left half structure shown in fig. 4, and if the quick connection structure shown in fig. 3 is adopted, the left part of the sleeve adopts the left half structure shown in fig. 5. In this embodiment, the quick connection structure 14 shown in fig. 2 and the sleeve 15 shown in fig. 4 are adopted, the quick connection structure 14 is clamped in the inner hole of the first through hole 7 of the sleeve 15 through the plug 3, the steel bar upset 16 is clamped on the second through hole 8, and the steel bar 17 connected with the steel bar upset 16 penetrates out of the second through hole 8.
In the second structure of the embodiment of the sleeve connection device shown in fig. 8, the quick connection structure is the quick connection structure 14 shown in fig. 3, the left part of the sleeve 15 adopts a left half structure shown in fig. 4, and the right part of the sleeve 15 adopts a right half structure shown in fig. 5.
As shown in fig. 9, the third structure of the embodiment of the sleeve connection device of the present invention is schematically illustrated, most of the structure of the third structure is the same as the structure of the embodiment shown in fig. 8, and the same parts are not repeated, but the difference is: the sleeve 15 is of the construction shown in figure 5 and the upset 16 is secured to the second bore 8 'by means of an upset fastener 18, where the second bore 8' is a threaded bore. The upset head fastener 18 adopts a structure shown in fig. 6, the upset head fastener 18 is screwed on the second through hole 8' through the external thread 13 on the upset head fastener, a steel bar upset head 16 is clamped on the fourth through hole 12 in the center of the upset head fastener 18, and a steel bar 17 connected with the steel bar upset head 16 penetrates through the fourth through hole 12.
As shown in fig. 10, the fourth structure of the embodiment of the sleeve connection device of the present invention is schematically illustrated, most of the structure of the fourth structure is the same as the structure of the embodiment shown in fig. 7, and the same parts are not repeated, except that: the device further comprises another sleeve 19, the sleeve 19 is provided with an inner cavity, the inner cavity comprises a fifth through hole 20 which is used for being in threaded connection with the other end of the quick connection structure 14, namely the left end of the quick connection structure 14 in the embodiment, the fifth through hole 20 adopts a threaded hole, and the fifth through hole is also used for being in threaded connection with a tensioning bolt for tensioning. The right end of the sleeve 19 is in threaded connection with the left end of the quick connection structure 14 through a fifth through hole 20, the left end of the inner cavity further comprises a sixth through hole 21 matched with the steel bar upset head 16 ', the sixth through hole 21 is a stepped hole matched with the steel bar upset head 16 ', the steel bar upset head 16 ' is clamped on the sixth through hole 21, and the steel bar 17 ' connected with the steel bar upset head 16 ' penetrates out of the sixth through hole 21.
As shown in fig. 11, the fifth structure of the embodiment of the sleeve connection device of the present invention is schematically illustrated, most of the structure of the fifth structure is the same as the structure of the embodiment shown in fig. 9, and the same parts are not repeated, but the difference is: the device further comprises another sleeve 19, the sleeve 19 is provided with an inner cavity, the inner cavity comprises a fifth through hole 20 which is used for being in threaded connection with the other end of the quick connection structure 14, namely the left end of the quick connection structure 14 in the embodiment, the fifth through hole 20 adopts a threaded hole, and the fifth through hole is also used for being in threaded connection with a tensioning bolt for tensioning. The right end of the sleeve 19 is in threaded connection with the left end of the quick connection structure 14 through a fifth through hole 20, the left end of the inner cavity further comprises a sixth through hole 21 used for being matched with the upset head fastener 18 ', the sixth through hole 21 adopts a threaded hole, and the upset head fastener 18' is in threaded connection with the sixth through hole 21 through an external thread 13 'on the outer surface of the upset head fastener 18'. The steel bar upset 16 ' is clamped in the stepped fourth through hole 12 ' in the center of the upset fastener 18 ', and the steel bar 17 ' connected with the steel bar upset 16 ' penetrates through the fourth through hole 12 ' of the upset fastener 18 '.
The inner cavities of the sleeves 15 and 19 in the sleeve connecting device adopting the two sleeves can be arranged into the hole shape connected with the steel bar heading and also can be arranged into the hole shape connected with the heading fastener, so that the structural form of the sleeve connecting device can be various, and the sleeve connecting device is suitable for the use of joints on different prefabricated components.
The quick connection structure of the utility model has simple and ingenious design, saves the connection with the elastic card, simplifies the connection part, is easy to operate and process, and is not influenced by the environment such as weather during construction; the sleeve structure of the utility model has simple design, and when the quick connecting structure is matched and connected, the connection between the existing spring clip and the sleeve connecting structure is saved; the structure design of the button head fastener of the utility model is simple and novel, and the design makes the connection between the steel bar and the sleeve more flexible and convenient; the utility model discloses the muffjoint device compact structure, adapting unit simplifies, and easy installation, machining is convenient, through the muffjoint steel reinforcement cage, has saved a large amount of end plates, has reduced the carbon and has discharged, has reduced environmental pollution, does not receive environmental impact such as weather during the construction.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It is to be understood that the present invention is not limited to the example methods, structures, and precise structures shown in the drawings, which have been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (11)
1. A quick connection structure is characterized by comprising a connection structure body, wherein one end of the connection structure body is provided with a gap which can enable the end to contract along the radial direction, the end of the connection structure body is provided with a plug of which the cross section size is larger than that of the end, and the gap penetrates through the plug.
2. The quick connect structure of claim 1 wherein said connection structure body is a solid rod or tube.
3. The quick connect structure of claim 1 wherein the other end of the connecting structure body is externally threaded for connection to a sleeve.
4. A socket comprising a socket body having an inner cavity, said inner cavity comprising a first through hole for plugging with a quick connect structure of any one of claims 1 to 3 and a second through hole for engaging with a steel bar upset or an upset fastener, said first through hole being a stepped bore, said first through hole having an outer diameter smaller than an inner diameter, said inner diameter of said first through hole being adapted to the cross-sectional size of said plug of said quick connect structure.
5. A socket as claimed in claim 4, wherein the second through-hole is a stepped hole for engagement with the upset of steel reinforcement or a threaded hole for engagement with an upset fastener.
6. The socket of claim 4, wherein an outer hole of the first through hole communicates with a third through hole for screw-coupling with a tension bolt.
7. An upset fastener comprising a fastener body for engaging the second through-bore of the sleeve body of any of claims 4 to 6, the centre of the fastener body having a stepped fourth through-bore for engaging the upset of the bar.
8. The upset fastener of claim 7, wherein at least a portion of the outer surface of the fastener body is provided with external threads for threaded engagement with the second through bore.
9. A sleeve joint device, comprising the quick-connect structure of any one of claims 1 to 3 and the sleeve of any one of claims 4 to 6, wherein the quick-connect structure is engaged with the inner hole of the first through hole of the sleeve by the plug, the upset steel bar is engaged with the second through hole or the upset steel bar is fixed to the second through hole by an upset fastener, and the steel bar connected with the upset steel bar passes through the second through hole or the fourth through hole of the upset fastener.
10. The sleeve connection of claim 9 further comprising another sleeve having an interior cavity, said interior cavity including a fifth through hole for threadably engaging the other end of said quick-connect structure, said sleeve threadably engaging the other end of said quick-connect structure through said fifth through hole, said other end of said interior cavity further including a sixth through hole for engaging a upset or an upset fastener, said upset being seated or secured to said sixth through hole by an upset fastener, said upset-connected rebar exiting said sixth through hole or exiting said upset fastener.
11. The muff coupling device in accordance with claim 10, wherein the sixth through hole is a stepped hole for engagement with the rebar upset or a threaded hole for engagement with an upset fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023012409.5U CN214383919U (en) | 2020-12-15 | 2020-12-15 | Quick connection structure, sleeve, button head fastener and sleeve connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023012409.5U CN214383919U (en) | 2020-12-15 | 2020-12-15 | Quick connection structure, sleeve, button head fastener and sleeve connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214383919U true CN214383919U (en) | 2021-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023012409.5U Active CN214383919U (en) | 2020-12-15 | 2020-12-15 | Quick connection structure, sleeve, button head fastener and sleeve connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214383919U (en) |
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2020
- 2020-12-15 CN CN202023012409.5U patent/CN214383919U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yixing Dingye new building materials Co.,Ltd. Assignor: Chen Fangbin Contract record no.: X2022990000234 Denomination of utility model: Quick connecting structure, sleeve, upsetting fastener and sleeve connecting device Granted publication date: 20211012 License type: Common License Record date: 20220429 |
|
| EE01 | Entry into force of recordation of patent licensing contract |