CN214116287U - Reinforcing steel bar straight thread connecting structure - Google Patents
Reinforcing steel bar straight thread connecting structure Download PDFInfo
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- CN214116287U CN214116287U CN202022533665.2U CN202022533665U CN214116287U CN 214116287 U CN214116287 U CN 214116287U CN 202022533665 U CN202022533665 U CN 202022533665U CN 214116287 U CN214116287 U CN 214116287U
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Abstract
The utility model relates to the technical field of pier construction, in particular to a straight threaded connection structure of reinforcing steel bar is disclosed, which comprises a pre-buried steel plate, wherein a plurality of uniformly distributed pre-buried steel plate through holes are arranged on the pre-buried steel plate, bolts which pass through the pre-buried steel plate through holes and are vertically and upwards arranged are arranged in the pre-buried steel plate through holes, a sleeve is sleeved on the bolts and comprises an outer barrel and an inner barrel which is coaxially arranged with the outer barrel, and a connecting plate for connecting the inner barrel and the outer barrel is arranged between the inner barrel and the outer barrel; the upper end part of the bolt is provided with a leveling steel plate, the leveling steel plate is provided with a leveling steel plate through hole matched with the bolt, the upper end part of the bolt penetrates through the leveling steel plate through hole, and the end part of the bolt penetrating through the leveling steel plate through hole is provided with a nut matched with the bolt. The utility model discloses a sleeve pipe structure's setting, comparatively effectual promoted sheathed tube structural strength, avoided the sleeve pipe to take place deformation because the pressure of concrete when concreting to make the use that the bolt in the sleeve pipe can be stable.
Description
Technical Field
The utility model relates to a pier construction technical field, specifically speaking relates to a straight threaded connection structure of reinforcing bar.
Background
At present, the connection mode of concrete piers at home and abroad mainly comprises grouting sleeve connection, grouting metal corrugated pipe connection, slot type connection, socket type connection, prestressed tendon connection and the like, and the connection technology is widely applied in engineering practice. At present, when foundation grouting is carried out, a prestressed pipeline is sleeved on the periphery of a prestressed tendon to prevent the concrete from being fixed together with the prestressed tendon, so that the prestressed tendon can be normally used, when the strength of the prestressed pipeline is poor, the prestressed pipeline can be bent when pouring, and interference is caused to normal use of the prestressed tendon.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
a straight thread connecting structure for reinforcing steel bars comprises an embedded steel plate, wherein a plurality of uniformly distributed embedded steel plate through holes are formed in the embedded steel plate, bolts which penetrate through the embedded steel plate through holes and are vertically and upwardly arranged are arranged in the embedded steel plate through holes, sleeve pipes are sleeved on the bolts, each sleeve pipe comprises an outer cylinder and an inner cylinder which is coaxially arranged with the outer cylinder, and a connecting plate for connecting the inner cylinder and the outer cylinder is arranged between the inner cylinder and the outer cylinder; the upper end part of the bolt is provided with a leveling steel plate, the leveling steel plate is provided with a leveling steel plate through hole matched with the bolt, the upper end part of the bolt penetrates through the leveling steel plate through hole, and the end part of the bolt penetrating through the leveling steel plate through hole is provided with a nut matched with the bolt.
The utility model discloses in, through the setting of bushing structure, comparatively effectual sheathed tube structural strength has been promoted, avoided the sleeve pipe to take place deformation because the pressure of concrete when concreting to make the use that the bolt in the sleeve pipe can be stable.
The end parts of the sleeves can be effectively sealed by the aid of the bolts, the nuts, the embedded steel plates and the leveling steel plates, and concrete is prevented from entering the sleeves when the concrete is poured.
Preferably, a plurality of reinforcing plates arranged along the axial direction of the sleeve are arranged between the outer barrel and the inner barrel, reinforcing plate through holes are formed in the reinforcing plates, and strip-shaped columns matched with the reinforcing plate through holes are arranged in the reinforcing plate through holes.
Through the utility model discloses a setting of reinforcing plate and bar post, the lifting sleeve's that can step forward structural strength has avoided the sheathed tube bending to cause the interference to the normal use of bolt.
Preferably, one end of the sleeve expands outwards to form a connector in clearance fit with the sleeve; the inner wall of the outer barrel is provided with an annular clamping piece matched with the connector.
Through the utility model discloses a setting of connector and annular card can make pouring of the ground that is applicable to the different degree of depth that the sleeve pipe can the preferred.
Preferably, a rubber gasket is arranged between the connecting head and the annular clamping piece.
Through the utility model discloses a setting of rubber packing ring can avoid the concrete to get into the sleeve pipe from the gap between the two sleeves to the preferred has promoted the stability of sleeve pipe when using.
Preferably, the bolt is provided with a backing plate positioned below the embedded steel plate.
Through the utility model discloses a bearing area between can comparatively effectual lifting bolt and the pre-buried steel sheet of backing plate's use to the promotion of preferred this reinforcing bar straight thread connection structure stability when using.
Preferably, the sleeve is sleeved with a spiral rib.
Through the utility model discloses a phenomenon that the damage appears in the concrete of pre-buried steel sheet and leveling steel sheet tip when the atress can be avoided in the setting of spiral muscle to the promotion of preferred concrete foundation stability when using.
Drawings
Fig. 1 is a schematic structural view of a reinforcing bar straight-thread connection structure in embodiment 1.
Fig. 2 is a schematic structural view of the bushing of fig. 1.
Fig. 3 is a cross-sectional view of the bushing of fig. 2.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1 to 4, the present embodiment provides a straight thread connection structure for reinforcing steel bars, which includes an embedded steel plate 110, a plurality of uniformly distributed embedded steel plate through holes 120 are formed in the embedded steel plate 110, bolts 130 penetrating through the embedded steel plate through holes 120 and vertically arranged upward are disposed in the embedded steel plate through holes 120, sleeves 140 are sleeved on the bolts 130, each sleeve 140 includes an outer cylinder 210 and an inner cylinder 220 coaxially disposed with the outer cylinder 210, and a connection plate 230 for connecting the inner cylinder 220 and the outer cylinder 210 is disposed between the inner cylinder 220 and the outer cylinder 210; the upper end of the bolt 130 is provided with a leveling steel plate 150, the leveling steel plate 150 is provided with a leveling steel plate through hole 160 matched with the bolt 130, the upper end of the bolt 130 passes through the leveling steel plate through hole 160, and the end of the bolt 130 passing through the leveling steel plate through hole 160 is provided with a nut 170 matched with the bolt 130.
When the steel bar straight thread connecting structure in the embodiment is used, a steel bar cage and a template are woven in a foundation, then the steel bar straight thread connecting structure is fixed in the steel bar cage, so that the upper end of the bolt 130 extends out of the steel bar cage, concrete is poured into the template, the template is removed after the concrete construction is completed, the bolt becomes a prestressed rib of the foundation, and then a pier can be poured on the foundation formed by the concrete; through the arrangement of the sleeve 140 structure, the structural strength of the sleeve 140 is effectively improved, and the sleeve 140 is prevented from deforming due to the pressure of concrete when the concrete is poured, so that the bolt 130 in the sleeve 140 can be stably used.
The bolt 130, the nut 170, the embedded steel plate 110 and the leveling steel plate 150 are matched, so that the end part of the sleeve 140 can be effectively sealed, and the concrete is prevented from entering the sleeve 140 when the concrete is poured.
In this embodiment, a plurality of reinforcing plates 310 are disposed between the outer cylinder 210 and the inner cylinder 220 along the axial direction of the sleeve 140, the reinforcing plates 310 are provided with reinforcing plate through holes 320, and the reinforcing plate through holes 320 are provided with strip-shaped columns 240 matching with the reinforcing plate through holes 320.
Through the arrangement of the reinforcing plate 310 and the strip-shaped column 240 in the embodiment, the structural strength of the sleeve 140 can be further improved, and the interference of the bending of the sleeve 140 on the normal use of the bolt 130 is avoided.
In this embodiment, one end of the sleeve 140 is expanded outward to form a connector 250 in clearance fit with the sleeve 140; the inner wall of the outer cylinder 210 is provided with a ring-shaped clamping piece 410 which is matched with the connecting head 250.
Through the arrangement of the connecting head 250 and the annular clamping piece 410 in the embodiment, the sleeves 140 with proper number can be selected to be sequentially sleeved on the bolts 130 according to the depth of the foundation, so that the sleeves 140 can be better suitable for pouring foundations with different depths.
In this embodiment, a rubber gasket 420 is disposed between the connection head 250 and the annular card 410.
Through the arrangement of the rubber gasket 420 in the embodiment, when concrete is poured, the concrete can be prevented from entering the sleeve 140 from a gap between the two sleeves 140, so that the stability of the sleeve 140 in use is preferably improved.
In this embodiment, the bolt 130 is provided with a backing plate 180 located below the embedded steel plate 110.
Through the use of the backing plate 180 in this embodiment, the stress area between the bolt 130 and the embedded steel plate 110 can be effectively increased, so that the stability of the reinforcing steel bar straight thread connection structure in use is improved better.
In this embodiment, the sleeve 140 is sleeved with the spiral rib 190.
Through the arrangement of the spiral ribs 190 in the embodiment, the phenomenon that the concrete at the end parts of the embedded steel plate 110 and the leveling steel plate 150 of the bolt 130 is damaged when stressed can be avoided, so that the stability of the concrete foundation in use is improved better.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a straight threaded connection structure of reinforcing bar which characterized in that: the steel plate embedding device comprises an embedded steel plate (110), wherein a plurality of uniformly distributed embedded steel plate through holes (120) are formed in the embedded steel plate (110), bolts (130) which penetrate through the embedded steel plate through holes (120) and are vertically arranged upwards are arranged in the embedded steel plate through holes (120), sleeve pipes (140) are sleeved on the bolts (130), each sleeve pipe (140) comprises an outer cylinder (210) and an inner cylinder (220) which is coaxially arranged with the outer cylinder (210), and a connecting plate (230) used for connecting the inner cylinder (220) and the outer cylinder (210) is arranged between the inner cylinder (220) and the outer cylinder (210); the upper end of the bolt (130) is provided with a leveling steel plate (150), the leveling steel plate (150) is provided with a leveling steel plate through hole (160) matched with the bolt (130), the upper end of the bolt (130) penetrates through the leveling steel plate through hole (160), and the end of the bolt (130) penetrating through the leveling steel plate through hole (160) is provided with a nut (170) matched with the bolt (130).
2. A reinforcing bar straight thread connection according to claim 1, wherein: a plurality of reinforcing plates (310) arranged along the axial direction of the sleeve (140) are arranged between the outer cylinder (210) and the inner cylinder (220), reinforcing plate through holes (320) are formed in the reinforcing plates (310), and strip-shaped columns (240) matched with the reinforcing plate through holes (320) are arranged in the reinforcing plate through holes (320).
3. A reinforcing bar straight thread connection according to claim 1, wherein: one end of the sleeve (140) expands outwards to form a connector (250) which is in clearance fit with the sleeve (140); the inner wall of the outer cylinder (210) is provided with an annular clamping piece (410) matched with the connecting head (250).
4. A reinforcing bar straight thread connection according to claim 3, wherein: a rubber gasket (420) is arranged between the connecting head (250) and the annular clamping piece (410).
5. A reinforcing bar straight thread connection according to claim 1, wherein: the bolt (130) is provided with a backing plate (180) positioned below the embedded steel plate (110).
6. A reinforcing bar straight thread connection according to claim 1, wherein: the sleeve (140) is sleeved with a spiral rib (190).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022533665.2U CN214116287U (en) | 2020-11-05 | 2020-11-05 | Reinforcing steel bar straight thread connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022533665.2U CN214116287U (en) | 2020-11-05 | 2020-11-05 | Reinforcing steel bar straight thread connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214116287U true CN214116287U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022533665.2U Active CN214116287U (en) | 2020-11-05 | 2020-11-05 | Reinforcing steel bar straight thread connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214116287U (en) |
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2020
- 2020-11-05 CN CN202022533665.2U patent/CN214116287U/en active Active
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