CN215760027U - Flat head steel bar equal-strength concealed insertion connector - Google Patents
Flat head steel bar equal-strength concealed insertion connector Download PDFInfo
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- CN215760027U CN215760027U CN202121639092.XU CN202121639092U CN215760027U CN 215760027 U CN215760027 U CN 215760027U CN 202121639092 U CN202121639092 U CN 202121639092U CN 215760027 U CN215760027 U CN 215760027U
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Abstract
The utility model discloses a flat head reinforcing steel bar equal-strength blind inserting connector which comprises a threaded sleeve, wherein one end of the threaded sleeve is fixedly threaded with a threaded head reinforcing steel bar, the other end of the threaded sleeve is fixedly threaded with an inserting sleeve and is provided with a cylindrical cavity, one end of the inserting sleeve, which is connected with the threaded sleeve, is provided with a conical cavity and is embedded with a conical sleeve matched with the conical cavity, the center of the conical sleeve penetrates through a T-shaped head reinforcing steel bar, an annular cavity is formed on the end surface, close to one end of the threaded sleeve, of the conical sleeve, a supporting platform at the bottom of the annular cavity is provided with a groove for clamping and embedding the T-shaped flat head on the T-shaped head reinforcing steel bar, the conical sleeve comprises an upper semi-conical clamping piece and a lower semi-conical clamping piece, the outer diameter of the T-shaped flat head is larger than that of the T-shaped head reinforcing steel bar, and a gap for the T-shaped flat head to penetrate through is reserved between the two semi-conical clamping pieces; this device can realize that two reinforcing bars carry out the function of inserting fast secretly, has still guaranteed steel bar connection's steadiness simultaneously, makes two reinforcing bars be difficult for droing and the separation disconnection in the junction.
Description
Technical Field
The utility model relates to the field of steel bar connectors, in particular to a flat-head steel bar equal-strength concealed insertion connector.
Background
The wall body is an essential component of modern buildings, has the functions of bearing, enclosing and separating, has the functions of heat preservation, heat insulation and sound insulation, and is required to have enough strength and stability. The partition wall comprises a masonry wall body (formed by building bricks or building blocks) and a prefabricated partition plate (also called partition plate), and compared with the masonry wall body, the partition plate has the advantages of shock resistance, sound insulation, fire resistance, environmental protection, energy conservation and economy, and is vigorously popularized by China; meanwhile, the miniaturization and standardization of partition boards and the standardization and mechanization of installation are development directions; in the partition plate installation, through wearing the prestressing tendons in the partition plate inside to utilize the connector to connect prestressing tendons formation prestressing force connector in each partition plate, and then guarantee that the partition plate who connects becomes a stable whole, prestressing tendons between the adjacent partition plate is because can't see, can't touch in the connection process some, need carry out the connection of inserting secretly, and lack the similar connector that can carry out the blind insertion on the current market.
SUMMERY OF THE UTILITY MODEL
In view of the technical defects, the utility model aims to provide a flat-head steel bar equal-strength concealed insertion connector which can realize the concealed insertion function of two steel bars and ensure the connection stability of the steel bars, and the two steel bars are not easy to fall off and separate and break at the connection position.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a flat head reinforcing steel bar equal-strength concealed insertion connector which comprises a threaded sleeve, wherein one end of the threaded sleeve is fixedly threaded with a threaded head reinforcing steel bar, the other end of the threaded sleeve is fixedly threaded with an insertion sleeve and is provided with a cylindrical cavity, one end of the insertion sleeve, which is connected with the threaded sleeve, is provided with a conical cavity and is embedded with a conical sleeve matched with the conical cavity, a T-shaped head reinforcing steel bar penetrates through the center of the conical sleeve, an annular cavity is arranged on the end surface, close to one end of the threaded sleeve, of the conical sleeve, a supporting table at the bottom of the annular cavity is provided with a groove for clamping and embedding a T-shaped flat head on the T-shaped head reinforcing steel bar, the conical sleeve comprises an upper semi-conical clamping piece and a lower semi-conical clamping piece, the outer diameter of the T-shaped flat head is larger than the outer diameter of the T-shaped head reinforcing steel bar, and a gap for the T-shaped flat head to penetrate through is reserved between the two semi-conical clamping pieces.
Preferably, the threaded sleeve is a hexagonal prism, an external thread matched with the plug-in sleeve is arranged on the outer wall of one end of the threaded sleeve along the axis direction of the threaded sleeve, and a threaded through hole for connecting a threaded head steel bar is formed in the other end of the threaded sleeve.
Preferably, the shape of the plug-in sleeve is a hexagonal prism, an annular cavity is formed at one end of the plug-in sleeve along the axial direction of the plug-in sleeve, and internal threads matched with the threaded sleeve are arranged on the inner wall of the annular cavity.
Preferably, one end of the inserting sleeve, which is far away from the threaded sleeve, is provided with a horn cavity which is convenient for the hidden insertion of the T-shaped head steel bar, and the middle of the inserting sleeve is provided with a central through hole which is communicated with the horn cavity and the conical cavity.
Preferably, the end face of the semi-conical clamping piece contacting with the T-shaped head steel bar is provided with a hole groove matched with the semi-conical clamping piece, and the inner wall of the hole groove is provided with engaging teeth used for pressing the outer wall of the T-shaped head steel bar.
Preferably, the length of the external thread of the threaded sleeve is greater than that of the internal thread of the annular cavity on the plug sleeve.
The utility model has the beneficial effects that: this connector simple structure is practical, it leaves the space that supplies the flat head of T font to pass and utilizes the calliper of the flat head of toper sleeve upper groove and T font between two half cone-shaped fasteners, realized the quick through and the quick meshing of T font head reinforcing bar, utilize the reaction force between hammer sleeve and the toper cavity simultaneously, make the tooth that bites in the hammer sleeve bite tight T font head reinforcing bar, guaranteed steel bar connection's stability and security, still realized two reinforcing bars simultaneously and carried out the function of inserting secretly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view (cross-sectional view) of a flush socket connector for reinforcing steel bars with flat heads according to an embodiment of the present invention;
fig. 2 is a schematic structural view (cross-sectional view) of a flush socket connector for reinforcing steel bars with flat heads according to an embodiment of the present invention;
fig. 3 is a schematic structural view (outline) of a flush socket connector for reinforcing steel bars with flat heads according to an embodiment of the present invention;
fig. 4 is a schematic structural view (outline) of a flush socket connector for reinforcing steel bars with flat heads according to an embodiment of the present invention;
fig. 5 is a schematic structural view (cross-sectional view) of a threaded sleeve provided in an embodiment of the present invention;
fig. 6 is a schematic structural view (cross-sectional view) of a socket sleeve according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a tapered sleeve provided in accordance with an embodiment of the present invention;
FIG. 8 is a schematic structural view (cross-sectional view) of a tapered sleeve provided in accordance with an embodiment of the present invention;
fig. 9 is a schematic structural view of a screw-headed steel bar according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a T-shaped head reinforcing bar according to an embodiment of the present invention.
Description of reference numerals:
1. a threaded sleeve; 11. a threaded through hole; 12. a cylindrical cavity; 2. inserting a sleeve; 21. an annular cavity; 22. a tapered cavity; 23. a horn cavity; 4. a tapered sleeve; 41. a support table; 42. a groove; 43. a semi-conical fastener; 5. a thread end reinforcing steel bar; 6. t-shaped head steel bars; 61. t-shaped flat head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 10, comprises a threaded sleeve 1, wherein one end of the threaded sleeve 1 is screwed with a thread head reinforcing steel bar 5, the other end of the threaded sleeve 1 is fixed with the plug-in sleeve 2 in a threaded manner and is provided with a cylindrical cavity 12, one end of the plug-in sleeve 2 connected with the threaded sleeve 1 is provided with a conical cavity 22 and is embedded with a conical sleeve 4 matched with the conical cavity, a T-shaped head reinforcing steel bar 6 penetrates through the center of the conical sleeve 4, an annular cavity is formed on the end face of the conical sleeve close to one end of the threaded sleeve 1, a support table 41 at the bottom of the annular cavity is provided with a groove 42 for clamping and embedding a T-shaped flat head 61 on a T-shaped head reinforcing steel bar 6, the conical sleeve 4 comprises an upper semi-conical clamping piece 43 and a lower semi-conical clamping piece 43, the outer diameter of the T-shaped flat head 61 is larger than that of the T-shaped steel bar 6, and a gap for the T-shaped flat head 61 to penetrate through is reserved between the two semi-conical clamping pieces 43.
The threaded sleeve 1 is in a hexagonal prism shape, an external thread matched with the inserting sleeve 2 is arranged on the outer wall of one end of the threaded sleeve 1 in the axis direction, and a threaded through hole 11 used for connecting a threaded head reinforcing steel bar 5 is formed in the other end of the threaded sleeve 1.
The shape of the plug-in sleeve 2 is a hexagonal prism, an annular cavity 21 is formed in one end of the plug-in sleeve along the axis direction, and internal threads matched with the threaded sleeve 1 are formed in the inner wall of the annular cavity 21.
One end of the inserting sleeve 2, which is far away from the threaded sleeve 1, is provided with a horn cavity 23 which is convenient for the hidden insertion of the T-shaped head reinforcing steel bar 6, and the middle of the inserting sleeve 2 is provided with a central through hole for communicating the horn cavity 23 with the conical cavity 22.
The end face of the semi-conical clamping piece 43 contacting with the T-shaped head steel bar 6 is provided with a hole groove matched with the semi-conical clamping piece, and the inner wall of the hole groove is provided with engaging teeth used for pressing the outer wall of the T-shaped head steel bar 6.
The length of the external thread of the threaded sleeve 1 is greater than that of the internal thread of the annular cavity 21 on the plug-in sleeve 2.
In the use, two reinforcing bar designs for screw thread first reinforcing bar 5 and 6 shapes of T style of calligraphy reinforcing bar, screw thread first reinforcing bar 5 connection thread sleeve 1, T style of calligraphy ribbon head 61 of T style of calligraphy reinforcing bar 6 inserts in grafting sleeve 2 through loudspeaker chamber 23 and passes the space between two half toper fastener 43 and enter into the preceding terminal surface of taper sleeve 4, after T style of calligraphy ribbon head 61 crosses brace table 41, rotatory T style of calligraphy ribbon head reinforcing bar 6 makes T style of calligraphy ribbon head 61 and recess 42 mesh, after following, draw T style of calligraphy reinforcing bar 6 outward, T style of calligraphy reinforcing bar 6 drives taper sleeve 4 and moves right, taper cavity 22 exerts reverse effort to taper sleeve 4 and makes the tooth that bites in the taper sleeve 4 bite tight T style of calligraphy reinforcing bar 6, finally realize the hidden plug-in connection of two reinforcing bars.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639092.XU CN215760027U (en) | 2021-07-19 | 2021-07-19 | Flat head steel bar equal-strength concealed insertion connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639092.XU CN215760027U (en) | 2021-07-19 | 2021-07-19 | Flat head steel bar equal-strength concealed insertion connector |
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| Publication Number | Publication Date |
|---|---|
| CN215760027U true CN215760027U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121639092.XU Active CN215760027U (en) | 2021-07-19 | 2021-07-19 | Flat head steel bar equal-strength concealed insertion connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215760027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119933134A (en) * | 2025-04-08 | 2025-05-06 | 天津滨海新区轨道交通投资发展有限公司 | Pile connection structure of reinforced concrete piles |
-
2021
- 2021-07-19 CN CN202121639092.XU patent/CN215760027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119933134A (en) * | 2025-04-08 | 2025-05-06 | 天津滨海新区轨道交通投资发展有限公司 | Pile connection structure of reinforced concrete piles |
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