CN222730323U - Bridge steel bar connecting sleeve protection structure - Google Patents
Bridge steel bar connecting sleeve protection structure Download PDFInfo
- Publication number
- CN222730323U CN222730323U CN202421195732.6U CN202421195732U CN222730323U CN 222730323 U CN222730323 U CN 222730323U CN 202421195732 U CN202421195732 U CN 202421195732U CN 222730323 U CN222730323 U CN 222730323U
- Authority
- CN
- China
- Prior art keywords
- steel bar
- connecting sleeve
- wall
- connection sleeve
- protection structure
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge steel bar connecting sleeve protection structure in the technical field of connecting sleeves, which comprises a connecting sleeve, a first steel bar and a second steel bar, wherein the first steel bar and the second steel bar are respectively inserted into two sides of the connecting sleeve, the inner wall of the connecting sleeve is provided with internal threads, the outer wall of one end, which is close to the first steel bar and the second steel bar, is provided with external threads, the outer wall of the connecting sleeve is provided with an observation assembly, the observation assembly comprises a circular groove, the middle part of the outer wall of the connecting sleeve is provided with an observation hole, and the inner sides of the observation hole and the circular groove are jointly inserted with an inner hexagon bolt.
Description
Technical Field
The utility model relates to the technical field of steel bar connecting sleeves, in particular to a protection structure of a bridge steel bar connecting sleeve.
Background
In the bridge construction process, the reinforcing steel bar is one of the very commonly used support connecting members, and the reinforcing steel bar connecting sleeve is used as the simplest and most convenient and quick reinforcing steel bar connecting mode, and has the advantages of high connecting strength, good connecting stability and the like. Through searching, in the patent document with the publication number of CN218668208U, a steel bar connecting sleeve is disclosed, and the steel bar connecting sleeve not only can be universally suitable for a construction site screwing tool, but also improves the connecting strength after pouring. However, when the utility model is used, the connection position of the reinforcing steel bars at the two ends cannot be ensured to be positioned at the center of the connecting sleeve when the reinforcing steel bars are connected due to the fact that the condition inside the connecting sleeve is inconvenient to observe, so that the connection between the reinforcing steel bars is possibly unstable, and therefore, the protection structure of the connecting sleeve for the bridge reinforcing steel bars is necessary to be provided.
Disclosure of utility model
The utility model aims to provide a protection structure of a bridge steel bar connecting sleeve, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme is that the bridge steel bar connecting sleeve protection structure comprises a connecting sleeve, a first steel bar and a second steel bar, wherein the first steel bar and the second steel bar are respectively inserted into two sides of the connecting sleeve, internal threads are arranged on the inner wall of the connecting sleeve, external threads are arranged on the outer wall of one end, close to each other, of the first steel bar and the second steel bar, the external threads are matched with the internal threads, an observation assembly is arranged on the outer wall of the connecting sleeve, the observation assembly comprises a circular groove, the circular groove is formed in the middle of the outer wall of the connecting sleeve, an observation hole is formed in the inner side of the circular groove, the observation hole is communicated with the inner side of the connecting sleeve, and an inner hexagon bolt is jointly inserted into the inner side of the observation hole and the inner side of the circular groove.
Preferably, the inner wall of the observation hole is provided with a thread groove matched with the inner hexagon bolt, and the end part of the inner hexagon bolt is flush with the end part of the circular groove.
Preferably, the sum of the lengths of the external threads of the first reinforcing bar and the second reinforcing bar is greater than the length of the connecting sleeve.
Preferably, a plurality of protruding grooves are formed in two sides of the outer wall of the connecting sleeve, and the protruding grooves are distributed in an annular array.
Preferably, both ends of the connecting sleeve are provided with chamfers.
Preferably, the connecting sleeve is provided as a carbon steel bar sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
1. The observation assembly is arranged in the utility model, and through the cooperation of the circular groove and the observation hole, the central position in the connecting sleeve is convenient to observe during connection, so that the connection position of the first steel bar and the second steel bar is ensured to be positioned at the central position of the connecting sleeve, the connection between the steel bars is prevented from being unstable, and the circular groove and the observation hole can be sealed after the connection is finished through the inner hexagon bolt.
2. According to the utility model, the strength of the connecting sleeve can be improved through the convex grooves, and meanwhile, the friction force on the surface of the connecting sleeve is increased, so that the connecting sleeve can be screwed, and the stress concentration can be reduced and the durability of the connecting sleeve can be improved through chamfering at two ends of the connecting sleeve.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a connecting sleeve according to the present utility model;
FIG. 3 is a schematic view of the structure of the observation assembly of the present utility model.
In the figure, 1, a connecting sleeve, 2, a first reinforcing steel bar, 3, a second reinforcing steel bar, 4, an internal thread, 5, an external thread, 6, an observation component, 61, a circular groove, 62, an observation hole, 63, an inner hexagon bolt, 7, a convex groove and 8, and chamfering.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
Referring to fig. 1, in the bridge construction process, the steel bar is one of the very commonly used support connection members, and the steel bar connection sleeve is used as the simplest and most convenient and quick steel bar connection mode, and has the advantages of high connection strength, good connection stability and the like, the utility model provides a technical scheme that: the utility model provides a bridge steel bar connecting sleeve protection architecture, includes connecting sleeve 1, first reinforcing bar 2 and second reinforcing bar 3, and first reinforcing bar 2 and second reinforcing bar 3 insert respectively and establish in connecting sleeve 1's both sides, and connecting sleeve 1 sets up to carbon steel reinforcing bar sleeve, and carbon steel reinforcing bar sleeve is the steel sleeve that is most commonly used, has higher intensity and rigidity, and its main component is carbon and iron, and hardness is higher, non-deformable.
In this embodiment, referring to fig. 1 and 2, an inner wall of a connecting sleeve 1 is provided with an internal thread 4, an outer wall of one end of a first steel bar 2 and a second steel bar 3, which are close to each other, is provided with an external thread 5, the external thread 5 is matched with the internal thread 4, a sum of lengths of the external threads 5 of the first steel bar 2 and the second steel bar 3 is greater than a length of the connecting sleeve 1, and the first steel bar 2 and the second steel bar 3 can be in threaded connection with the connecting sleeve 1 through the matched use of the external threads 5 and the internal threads 4, so as to realize a connection operation of the steel bars.
In this embodiment, please refer to fig. 1 and 3, the outer wall of the connecting sleeve 1 is provided with the observation component 6, the observation component 6 includes a circular groove 61, the circular groove 61 is provided at the middle part of the outer wall of the connecting sleeve 1, the inner side of the circular groove 61 is provided with an observation hole 62, the observation hole 62 is communicated with the inside of the connecting sleeve 1, the inner sides of the observation hole 62 and the circular groove 61 are jointly inserted with an inner hexagon bolt 63, the inner wall of the observation hole 62 is provided with a thread groove matched with the inner hexagon bolt 63, the end of the inner hexagon bolt 63 is flush with the end of the circular groove 61, the central position in the connecting sleeve 1 is conveniently observed through the cooperation of the circular groove 61 and the observation hole 62, so that the joint of the first steel bar 2 and the second steel bar 3 is located at the central position of the connecting sleeve 1, the connection between the steel bars is prevented from being unstable, and the circular groove 61 and the observation hole 62 can be closed after the connection is completed through the inner hexagon bolt 63.
Example 2:
Referring to fig. 2, the difference between this embodiment and the first embodiment is that a plurality of protruding grooves 7 are disposed on two sides of the outer wall of the connecting sleeve 1, the protruding grooves 7 are distributed in a ring-shaped array, and chamfers 8 are disposed on two ends of the connecting sleeve 1, so that the strength of the connecting sleeve 1 can be improved through the protruding grooves 7, and meanwhile, the friction force on the surface of the connecting sleeve is increased, so that the connecting sleeve 1 can be screwed, and stress concentration can be reduced and durability of the connecting sleeve 1 can be improved through the chamfers 8 on two ends of the connecting sleeve 1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421195732.6U CN222730323U (en) | 2024-05-29 | 2024-05-29 | Bridge steel bar connecting sleeve protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421195732.6U CN222730323U (en) | 2024-05-29 | 2024-05-29 | Bridge steel bar connecting sleeve protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222730323U true CN222730323U (en) | 2025-04-08 |
Family
ID=95214965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421195732.6U Active CN222730323U (en) | 2024-05-29 | 2024-05-29 | Bridge steel bar connecting sleeve protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222730323U (en) |
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2024
- 2024-05-29 CN CN202421195732.6U patent/CN222730323U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |