CN211775133U - Quick connector for steel bar clamping sleeve - Google Patents
Quick connector for steel bar clamping sleeve Download PDFInfo
- Publication number
- CN211775133U CN211775133U CN202020166239.7U CN202020166239U CN211775133U CN 211775133 U CN211775133 U CN 211775133U CN 202020166239 U CN202020166239 U CN 202020166239U CN 211775133 U CN211775133 U CN 211775133U
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- Prior art keywords
- connecting piece
- cavity
- steel bar
- quick connector
- thread
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 49
- 239000010959 steel Substances 0.000 title claims abstract description 49
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model provides a reinforcing bar cutting ferrule quick connector, compare prior art, easy operation is reliable, appurtenance such as accessible breakout tongs is dismantled and is installed, the cost of labor has been saved to a great extent, screw connection between the connecting piece is screwed up through instruments such as breakout tongs, can realize fixed to locking of locking Assembly, effectively improve steel bar connection's installation efficiency of construction, first connecting piece and second connecting piece including threaded connection, the cavity that link up mutually is all seted up to the inside of first connecting piece, second connecting piece, the intercommunication has been seted up respectively to the terminal surface intermediate position of keeping away from the spiral shell end at first connecting piece, second connecting piece the first through-hole and the second through-hole of cavity, equal sliding fit has locking Assembly in first connecting piece, the inside cavity of second connecting piece, and locking Assembly includes screw thread clamping piece and snap ring. The three thread clamping pieces are all inserted into three clamping grooves uniformly distributed and formed on the periphery of the clamping ring through arc-shaped inserting ends arranged at the lower ends of the three thread clamping pieces.
Description
Technical Field
The utility model relates to a twisted steel connects technical field, more specifically the reinforcing bar cutting ferrule quick connector that says so.
Background
The steel bar connection refers to a connection mode of steel bars, and the connection mode of the steel bars mainly comprises four connection modes of binding and lapping, mechanical connection, sleeve grouting connection and welding.
As for mechanical connection, the existing available technologies comprise cold pressing connection of a steel bar sleeve and straight thread sleeve connection of a steel bar, and the steel bar cold pressing connection device has the characteristics of complicated construction procedures, long operation period and high labor cost. The existing steel bar connector technology falls behind, the operation procedure is complex, the labor cost investment is high, threading processing is required to be carried out on steel bars in the process of screw thread connection technology, time and labor are wasted in the installation process, an operation space is needed in the process of cold pressing connection, a hydraulic press is needed, and the time and labor wasting phenomenon is also caused.
Disclosure of Invention
In view of this, the utility model provides a reinforcing bar cutting ferrule quick connector compares prior art, and easy operation is reliable, and appurtenance such as accessible breakout tongs is dismantled and is installed, has saved the cost of labor to a great extent, screws up threaded connection between the connecting piece through instruments such as breakout tongs, can realize fixed to locking Assembly's locking, effectively improves steel bar connection's installation efficiency of construction.
In order to achieve the above object, the utility model provides a following technical scheme:
reinforcing bar cutting ferrule quick connector, including threaded connection's first connecting piece and second connecting piece, the cavity that link up mutually is all seted up to the inside of first connecting piece, second connecting piece, has seted up the intercommunication respectively at first connecting piece, the terminal surface intermediate position that the spiral shell was held away from to the second connecting piece the first through-hole and the second through-hole of cavity, its characterized in that: and locking assemblies are in sliding fit with the cavities in the first connecting piece and the second connecting piece.
Preferably, the locking assembly includes a threaded clip and a snap ring. The three thread clamping pieces are all inserted into three clamping grooves uniformly distributed and formed on the periphery of the clamping ring through arc-shaped inserting ends arranged at the lower ends of the three thread clamping pieces.
Preferably, the size of the inner space surrounded by the three thread clamping pieces is larger than that of the thread reinforcing steel bar.
Preferably, telescopic holes are formed between every two adjacent clamping grooves.
Preferably, the thread clamping piece further comprises a locking end which is in the shape of a one-third truncated cone, the outer side of the locking end is an outer conical surface, and the outer conical surface is in sliding fit with the cavities in the first connecting piece and the second connecting piece.
Preferably, the inner side surface of the locking end is in a one-third column shape, and thread grooves are uniformly distributed on the inner side surface of the locking end.
Preferably, two sides of the outer conical surface are matching surfaces, and the distance between the two matching surfaces at the inner sides of the two adjacent locking ends is larger than the size of the telescopic hole.
Preferably, the inner cavity of the first connecting piece comprises a first matching cavity in a shape of a truncated cone and a first connecting cavity in a column shape; the inner cavity of the second connecting piece comprises a second matching cavity in a shape of a truncated cone and a second connecting cavity in a column shape.
Preferably, the outer surface of the second connecting piece is provided with an external thread at a position corresponding to the second connecting cavity, and the inner surface of the first connecting cavity is provided with a corresponding internal thread.
Preferably, the outer surfaces of the first connecting piece and the second connecting piece are respectively provided with a first clamping edge and a second clamping edge.
Compared with the prior art, the utility model discloses reinforcing bar cutting ferrule quick connector's beneficial effect does:
the utility model discloses reinforcing bar cutting ferrule quick connector compares prior art, and easy operation is reliable, and appurtenance such as accessible breakout tongs is dismantled and is installed, has saved the cost of labor to a great extent, screws up the threaded connection between the connecting piece through instruments such as breakout tongs, can realize fixed to locking Assembly's locking, effectively improves steel bar connection's installation efficiency of construction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
FIG. 3 is a schematic structural view of the locking assembly;
FIG. 4 is a schematic view of the locking assembly in another orientation;
fig. 5 is a schematic structural view of the threaded clip 3;
fig. 6 is a schematic structural view of the snap ring 4.
In the figure: the clamping structure comprises a first connecting piece 1, a first through hole 11, a first clamping ridge 12, a first matching cavity 13, a first connecting cavity 14, a second connecting piece 2, a second through hole 21, a second clamping ridge 22, a second matching cavity 23, a second connecting cavity 24, a threaded clamping piece 3, a locking end 31, a concave end 311, a matching surface 312, an outer conical surface 313, a threaded groove 314, an inserting end 32, a clamping ring 4, a clamping groove 41, a jack 42 and a telescopic hole 43.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described below in detail with reference to the accompanying drawings and the detailed description, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a reinforcing bar cutting ferrule quick connector compares prior art, and easy operation is reliable, and appurtenance such as accessible breakout tongs is dismantled and is installed, has saved the cost of labor to a great extent, screws up the threaded connection between the connecting piece through instruments such as breakout tongs, can realize fixed to locking assembly's locking, effectively improves steel bar connection's installation efficiency of construction.
The following embodiments and drawings are combined to describe the quick connector of the steel bar ferrule in detail.
With reference to fig. 1-4, the quick connector for a steel bar ferrule provided in this embodiment includes a first connecting member 1 and a second connecting member 2 that are connected by a thread, wherein the first connecting member 1 and the second connecting member 2 are both provided with cavities that are communicated with each other, the middle positions of the end surfaces of the first connecting member 1 and the second connecting member 2 that are far away from the thread connecting end are respectively provided with a first through hole 11 and a second through hole 21 that are communicated with the cavities, and the first through hole 11 and the second through hole 21 are used for inserting a steel bar, so that the size of the steel bar is larger than that of the steel bar;
the locking assemblies are respectively matched in the cavities in the first connecting piece 1 and the second connecting piece 2 in a sliding manner, each locking assembly comprises three thread clamping pieces 3 and a clamping ring 4, and the three thread clamping pieces 3 are respectively inserted into three clamping grooves 41 uniformly distributed on the periphery of the clamping ring 4 through arc-shaped inserting ends 32 arranged at the lower ends of the three thread clamping pieces 3; the snap ring 4 is made of plastic, and telescopic holes 43 are formed between the adjacent clamping grooves 41, so that the insertion end 32 can be conveniently installed in the clamping grooves 41.
The size of the inner space surrounded by the three thread clamping pieces 3 is larger than that of the thread steel bar, as shown in fig. 2, the size of the inner space surrounded by the three thread clamping pieces 3 is larger than that of the first through hole 11 and the second through hole 21. Specifically, the product with corresponding specification can be produced according to different specifications of the twisted steel; on the premise of specification matching, the size of the through hole is 1-3mm, preferably 2mm larger than that of the twisted steel with the corresponding specification; the size of the inner space surrounded by the three thread clamping pieces 3 is 1-3mm larger than that of the through hole, and preferably 2 mm. Therefore, on the premise of ensuring smooth insertion of the threaded steel bar, the deformation of the threaded clamping piece 3 can be reduced as much as possible, and the threaded steel bar can be locked and fixed.
The threaded clamping piece 3 further comprises a locking end 31 which is in a shape of a one-third truncated cone, the outer side of the locking end 31 is an outer conical surface 313, and the outer conical surface 313 is in sliding fit with the cavities inside the first connecting piece 1 and the second connecting piece 2. The inner side surface of the locking end 31 is in a one-third column shape, the inner side surface of the locking end 31 is uniformly provided with thread grooves 314, the cross section of each thread groove 314 is in a triangular shape as shown in fig. 4, the size of each thread groove is larger than the size of a thread on the surface of a twisted steel bar with a corresponding specification, clamping and fixing are facilitated, and the cross section of each thread groove 314 is not limited to the shape, and can also be in other shapes such as a semicircle and the like, so that threads on the surface of the twisted steel bar can be well matched.
The both sides of the external conical surface 313 are the fitting surface 312, and the distance between two fitting surfaces 312 at the inner sides of two adjacent locking ends 31 is greater than the size of the telescopic hole 43, so as to provide a larger telescopic distance, facilitate the installation of the insertion end 32 in the clamping groove 41, provide a larger telescopic space for the locking ends 31, and fasten the twisted steel better.
The inner cavity of the first connecting piece 1 comprises a first matching cavity 13 with a shape of a truncated cone and a first connecting cavity 14 with a shape of a column; the internal cavity of the second connecting element 2 comprises a second mating cavity 23 with a frusto-conical shape and a second connecting cavity 24 with a cylindrical shape. The top of the locking end 31 is a concave end 311, which is convenient for extending downwards in a guiding way in the process of inserting the twisted steel; in the process of installing and fastening the twisted steel, the outer conical surface 313 of the locking end 31 is matched in the first matching cavity 13 and the second matching cavity 23, as shown in fig. 2, along with the upward feeding of the locking end 31, the locking end 31 is extruded and contracted by the conical inner cavity surface to clamp the twisted steel; the outer surface of the second connecting piece 2 is provided with external threads at the position corresponding to the second connecting cavity 24, and the inner surface of the first connecting cavity 14 is provided with corresponding internal threads.
The outer surfaces of the first connecting piece 1 and the second connecting piece 2 are respectively provided with a first clamping edge 12 and a second clamping edge 22, so that the installation through tools such as pipe tongs is convenient.
The device assembling method comprises the following steps: firstly, assembling locking components, respectively inserting the inserting ends 32 of three thread clamping pieces 3 into three clamping grooves 41 on the clamping ring 4, after two groups of locking components are assembled, respectively placing the two groups of locking components into the inner cavities of the first connecting piece 1 and the second connecting piece 2, enabling the position of the clamping ring 4 to be close to the screwing position, and then screwing the first connecting piece 1 and the second connecting piece 2 to complete installation, as shown in fig. 2, placing for standby.
The connection method of the twisted steel comprises the following steps: selecting a product with a corresponding specification according to the specification of the twisted steel; according to the sizes of the first connecting piece 1 and the second connecting piece 2, marking the insertion depth at the ends of two threaded steel bars to be connected by using a marking pen; the ends of the two threaded steel bars are respectively inserted into the inner cavities of the first connecting piece 1 and the second connecting piece 2 through the first through hole 11 and the second through hole 21, the ends of the threaded steel bars are guided by the concave end 311 in the inner cavities, so that the ends of the threaded steel bars can be conveniently inserted into the inner space surrounded by the three threaded clamping pieces 3 and continuously extend into the threaded steel bars until the marked positions reach the through holes; then, clamping the first clamping ridge 12 and the second clamping ridge 22 through auxiliary tools such as pipe tongs and the like, connecting and screwing the threads of the first connecting piece 1 and the second connecting piece 2, wherein in the screwing process, the end parts of the clamping rings 4 of the two locking assemblies are abutted, and the outer conical surface 313 of the locking end 31 is matched in a matching cavity; the threads of the first connecting piece 1 and the second connecting piece 2 are further screwed, the tails of the two locking assemblies are abutted and offset towards the through hole, the outer conical surface 313 is extruded by the matching cavity and inwards shrinks to clamp the threaded steel bar through the thread groove 314, and the threaded steel bar connection is completed after the threads of the first connecting piece 1 and the second connecting piece 2 are completely matched.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. Reinforcing bar cutting ferrule quick connector, including threaded connection's first connecting piece and second connecting piece, the cavity that link up mutually is all seted up to the inside of first connecting piece, second connecting piece, has seted up the intercommunication respectively at first connecting piece, the terminal surface intermediate position that the spiral shell was held away from to the second connecting piece the first through-hole and the second through-hole of cavity, its characterized in that: and locking assemblies are in sliding fit with the cavities in the first connecting piece and the second connecting piece.
2. The steel bar cutting ferrule quick connector according to claim 1, characterized in that: the locking assembly comprises three thread clamping pieces and a clamping ring, and the three thread clamping pieces are all inserted into three clamping grooves which are uniformly distributed and formed in the periphery of the clamping ring through arc-shaped inserting ends arranged at the lower ends of the three thread clamping pieces.
3. The steel bar cutting ferrule quick connector according to claim 2, characterized in that: the size of the inner side space surrounded by the three thread clamping pieces is larger than that of the thread steel bar.
4. The steel bar cutting ferrule quick connector according to claim 2, characterized in that: telescopic holes are arranged between the adjacent clamping grooves.
5. The rebar ferrule quick connector of claim 4, wherein: the thread clamping piece further comprises a locking end which is in a shape of a one-third truncated cone, the outer side of the locking end is an outer conical surface, and the outer conical surface is in sliding fit with the cavities in the first connecting piece and the second connecting piece.
6. The steel bar ferrule quick connector of claim 5, wherein: the inner side surface of the locking end is in a one-third column shape, and thread grooves are uniformly distributed on the inner side surface of the locking end.
7. The steel bar ferrule quick connector of claim 5, wherein: the two sides of the outer conical surface are matching surfaces, and the distance between the two matching surfaces at the inner sides of the two adjacent locking ends is larger than the size of the telescopic hole.
8. The steel bar cutting ferrule quick connector according to claim 1, characterized in that: the inner cavity of the first connecting piece comprises a first matching cavity in a shape of a truncated cone and a first connecting cavity in a column shape; the inner cavity of the second connecting piece comprises a second matching cavity in a shape of a truncated cone and a second connecting cavity in a column shape.
9. The steel bar cutting ferrule quick connector according to claim 8, characterized in that: and the outer surface of the second connecting piece is provided with an external thread at a position corresponding to the second connecting cavity, and the inner surface of the first connecting cavity is provided with a corresponding internal thread.
10. The steel bar cutting ferrule quick connector according to claim 1, characterized in that: the outer surfaces of the first connecting piece and the second connecting piece are respectively provided with a first clamping edge and a second clamping edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020166239.7U CN211775133U (en) | 2020-02-13 | 2020-02-13 | Quick connector for steel bar clamping sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020166239.7U CN211775133U (en) | 2020-02-13 | 2020-02-13 | Quick connector for steel bar clamping sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211775133U true CN211775133U (en) | 2020-10-27 |
Family
ID=72907395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020166239.7U Expired - Fee Related CN211775133U (en) | 2020-02-13 | 2020-02-13 | Quick connector for steel bar clamping sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211775133U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832466A (en) * | 2021-01-06 | 2021-05-25 | 中国矿业大学 | Rod iron crowd high-speed joint fixes subassembly for civil engineering |
| CN113914553A (en) * | 2021-11-29 | 2022-01-11 | 中国二十冶集团有限公司 | Connecting device and construction method |
-
2020
- 2020-02-13 CN CN202020166239.7U patent/CN211775133U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832466A (en) * | 2021-01-06 | 2021-05-25 | 中国矿业大学 | Rod iron crowd high-speed joint fixes subassembly for civil engineering |
| CN113914553A (en) * | 2021-11-29 | 2022-01-11 | 中国二十冶集团有限公司 | Connecting device and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |