CN220645285U - Rust-proof device for pre-buried exposed reinforcing steel bars of building engineering - Google Patents
Rust-proof device for pre-buried exposed reinforcing steel bars of building engineering Download PDFInfo
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- CN220645285U CN220645285U CN202322223792.6U CN202322223792U CN220645285U CN 220645285 U CN220645285 U CN 220645285U CN 202322223792 U CN202322223792 U CN 202322223792U CN 220645285 U CN220645285 U CN 220645285U
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- fixedly connected
- groove
- seted
- protection pipe
- installation piece
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- 229910001294 Reinforcing steel Inorganic materials 0.000 title description 5
- 238000009434 installation Methods 0.000 claims abstract description 22
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000004567 concrete Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of constructional engineering, in particular to an anti-rust device for pre-buried exposed steel bars of constructional engineering. The technical proposal comprises: including the reinforcing bar main part, the outside of reinforcing bar main part is provided with the protection pipe, and the top of protection pipe is provided with the installation piece, and the inboard bottom of protection pipe is provided with the seal cover, and the spout has been seted up in the inside run-through of installation piece. According to the utility model, the mounting block is arranged, the sliding block is driven to slide in the sliding groove by pressing the fixing plate and matching with the connecting rod, so that the piston pad downwards extrudes air in the protective tube, and as the exhaust groove is arranged at the bottom of the mounting block, the air in the protective tube can be extruded into the exhaust groove and is dried through the drying sponge in the exhaust groove, and the air is discharged through the one-way exhaust valve, so that the steel bar main body can be effectively prevented from being corroded by oxygen and moisture in the air, and the steel bar main body can be better subjected to rust prevention operation under the condition of low cost.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to an anti-rust device for pre-buried exposed steel bars of constructional engineering.
Background
When the reinforced concrete structure of the construction engineering is designed and constructed, in order to solve the problems of structural cracking and the like caused by shrinkage deformation in the hardening process of the concrete, deformation joints and post-pouring concrete belts are arranged in the reinforced concrete structure at intervals of a certain length, reinforcing steel bars are needed to be embedded at joints so as to ensure the integrity of the concrete structure, the time for exposing the reinforcing steel bars of the deformation joints to the air is determined according to the deformation requirements and construction process of the structural concrete, and is generally 30 days to 90 days, even longer, more than one year apart, the external steel bars leak in the air to rust very quickly, rust occurs along with the lengthening of the time, the section of the reinforcing steel bars is weakened, and after the concrete construction at the joints is caused, the whole structure is processed to form weak links at the joints, and even structural failure accidents are caused, so that the rust prevention device is needed to protect.
The Chinese patent with the publication number of CN215107526U discloses a pre-buried external leakage steel bar rust-proof device for constructional engineering, which comprises steel bars and a fixed plate, wherein the middle part of the fixed plate is provided with a through groove, the fixed plate is connected with a protective sleeve, the protective sleeve is provided with an empty groove, the empty groove is communicated with the through groove, the steel bars pass through the through groove and extend to the inside of the empty groove, the empty groove is communicated with an inlet and an exhaust port, the top end of the protective sleeve is fixedly connected with a storage box, the bottom side wall of the storage box is provided with a sealing port, the sealing port is communicated with the inlet, the sealing port is connected with a plastic sealing film, the inside of the storage box is filled with resin, the inner wall of the storage box is connected with a top plate, the top plate is connected with an annular fixed seat, an unsealing assembly is arranged in the annular fixed seat, a piston is arranged in the storage box in a sliding manner, the middle part of the piston is provided with a connecting groove penetrating up and down, and the inner wall of the connecting groove is in sliding fit with the outer wall of the annular fixed seat, and the sealing protection is carried out on the external leakage part of the steel bars through the protective sleeve, the storage box, the resin and the unsealing assembly; however, it is known that the cost of the resin is high, and the use of the resin to form a seal between the rebar and the through groove requires a relatively high cost and is difficult to implement.
Disclosure of Invention
The utility model aims to provide an anti-rust device for pre-buried exposed steel bars of a building engineering, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pre-buried exposed reinforcing bar rust-resistant device of building engineering, includes the reinforcing bar main part, the outside of reinforcing bar main part is provided with the protection pipe, the top of protection pipe is provided with the installation piece, the inboard bottom of protection pipe is provided with the seal cover, the spout has been seted up in the inside run-through of installation piece, the inside sliding connection of spout has the slider, the bottom fixedly connected with piston pad of slider, the top fixedly connected with connecting rod of slider, the top fixedly connected with fixed plate of connecting rod, the exhaust groove has been seted up to the bottom of installation piece, the inside of exhaust groove is provided with dry sponge, the tip fixed mounting of exhaust groove has one-way discharge valve.
Preferably, the bottoms of the two sides of the sliding block are fixedly connected with hinge parts, the inner sides of the hinge parts are hinged with limiting parts, and the inner sides of the two sides of the sliding block, which are positioned on the limiting parts, are provided with ejection structures.
Preferably, the ejection structure comprises a mounting groove, the mounting groove is formed in the upper ends of two sides of the sliding block, a spring is fixedly connected to the inside of the mounting groove, a sliding plate is fixedly connected to the end portion of the spring, an ejection block is fixedly connected to one side, away from the spring, of the sliding plate, and a limiting block is fixedly connected to the outlet of the mounting groove.
Preferably, the connecting groove has been seted up to the bottom of installation piece, the ring channel has been seted up at the top of connecting groove, the inside of ring channel is provided with sealed pad, the internal thread has been seted up to the inside of connecting groove, the external screw thread has been seted up to the outside upper end of protection pipe, the protection pipe passes through external screw thread and internal thread threaded connection in the bottom of installation piece.
Preferably, the top fixedly connected with sealing washer of spout, connecting rod swing joint is in the inboard of sealing washer, fixedly connected with extension spring between slider and the sealing washer.
Compared with the prior art, the utility model has the beneficial effects that:
1. through being provided with the installation piece, through pressing the fixed plate, cooperation connecting rod drive slider slides in the inside of spout for the piston pad extrudees the inside air of protection pipe downwards, because the exhaust groove has been seted up to the bottom of installation piece, thereby can get into the exhaust groove with the inside air extrusion of protection pipe, and dry through the inside dry sponge of exhaust groove, and make the air discharge through one-way discharge valve, thereby can effectually prevent oxygen in the air and moisture and make the reinforcing bar main part take place the corrosion, can carry out better rust-resistant operation to the reinforcing bar main part under the condition of low cost.
2. Through setting up locating part and ejecting structure, when the slider was slipped out completely from the inside of spout, ejecting structure can be ejecting the locating part for the protruding slider of locating part, and under the effect of extension spring, the inside that the slider got back to the spout, and make locating part joint in the bottom of installation piece, thereby prevent that the connecting rod from taking place the displacement when not using from causing the air to get into.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a main cross-sectional structure of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
fig. 4 is an enlarged view of the structure of the portion a in fig. 2 according to the present utility model.
In the figure: 1. a protective tube; 2. sealing sleeve; 3. a mounting block; 31. a chute; 32. a seal ring; 33. an annular groove; 34. a connecting groove; 35. an exhaust groove; 351. drying the sponge; 4. a connecting rod; 5. a fixing plate; 6. a sealing gasket; 7. a one-way exhaust valve; 8. a slide block; 9. an ejection structure; 91. a mounting groove; 92. a spring; 93. a slide plate; 94. an ejection block; 95. a limiting block; 10. a hinge; 11. a limiting piece; 12. a piston pad; 13. a reinforcing bar main body; 14. and a tension spring.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, the pre-buried exposed reinforcement rust prevention device for construction engineering provided by the utility model comprises a reinforcement main body 13, a protection pipe 1 is arranged on the outer side of the reinforcement main body 13, a mounting block 3 is arranged at the top of the protection pipe 1, a sealing sleeve 2 is arranged at the bottom of the inner side of the protection pipe 1, the sealing sleeve 2 is sleeved on the surface of the reinforcement main body 13, the sealing sleeve 2 is fixedly connected with the protection pipe 1, a sliding groove 31 is formed in the mounting block 3 in a penetrating manner, a sliding block 8 is slidably connected in the sliding groove 31, a piston pad 12 is fixedly connected at the bottom of the sliding block 8, a connecting rod 4 is fixedly connected at the top of the sliding block 8, a fixing plate 5 is fixedly connected at the top of the connecting rod 4, an exhaust groove 35 is formed at the bottom of the mounting block 3, a drying sponge 351 is arranged in the exhaust groove 35, and a one-way exhaust valve 7 is fixedly arranged at the end part of the exhaust groove 35.
The connecting groove 34 has been seted up to the bottom of installation piece 3, ring channel 33 has been seted up at the top of connecting groove 34, the inside of ring channel 33 is provided with sealed 6, the internal thread has been seted up to the inside of connecting groove 34, the external screw thread has been seted up to the outside upper end of protection tube 1, protection tube 1 passes through external screw thread and internal screw thread threaded connection in the bottom of installation piece 3, through setting up connecting groove 34, can be with protection tube 1 threaded connection in the bottom of installation piece 3, thereby can select protection tube 1 of suitable length according to the length of reinforcing bar main part 13, then be connected with installation piece 3, convenient and fast, and the top of connecting groove 34 is provided with ring channel 33, and set up sealed 6 in ring channel 33, thereby can make the connection of protection tube 1 and installation piece 3 form seal structure.
The working principle of the intelligent community building engineering with body temperature measurement based on the embodiment 1 is as follows: through being provided with installation piece 3, through pressing fixed plate 5, cooperation connecting rod 4 drive slider 8 slides in the inside of spout 31 for piston pad 12 extrudees the inside air of protection tube 1 downwards, because air vent 35 has been seted up to the bottom of installation piece 3, thereby can get into air vent 35 with the inside air extrusion of protection tube 1, and dry through the inside dry sponge 351 of air vent 35, and make the air discharge through one-way discharge valve 7, thereby can effectually prevent oxygen in the air and moisture and make reinforcing bar main part 13 take place the corrosion, can carry out better rust-resistant operation to reinforcing bar main part 13 under the low-cost condition.
Example two
As shown in fig. 3 and fig. 4, the pre-buried exposed reinforcement rust prevention device for construction engineering according to the present utility model further includes, compared with the first embodiment: the hinge 10 is fixedly connected with the bottom of the two sides of the sliding block 8, the limiting piece 11 is hinged with the inner side of the hinge 10, the ejection structure 9 is arranged on the inner side of the limiting piece 11 on the two sides of the sliding block 8, the ejection structure 9 comprises a mounting groove 91, the mounting groove 91 is formed in the upper ends of the two sides of the sliding block 8, a spring 92 is fixedly connected with the inside of the mounting groove 91, a sliding plate 93 is fixedly connected with the end part of the spring 92, an ejection block 94 is fixedly connected with one side, away from the spring 92, of the sliding plate 93, and a limiting block 95 is fixedly connected with the outlet of the mounting groove 91.
The top fixedly connected with sealing washer 32 of spout 31, connecting rod 4 swing joint is in the inboard of sealing washer 32, fixedly connected with extension spring 14 between slider 8 and the sealing washer 32.
In this embodiment, as shown in fig. 4, by setting the limiting member 11 and the ejection structure 9, when the sliding block 8 slides out completely from the inside of the sliding groove 31, the ejection structure 9 can eject the limiting member 11, so that the limiting member 11 protrudes out of the sliding block 8, and under the action of the tension spring 14, the sliding block 8 returns to the inside of the sliding groove 31, and the limiting member 11 is clamped at the bottom of the mounting block 3, so that the air entering caused by displacement of the connecting rod 4 when not in use is prevented.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (5)
1. The utility model provides a pre-buried exposed reinforcing bar rust protection device of building engineering, includes reinforcing bar main part (13), its characterized in that: the outside of reinforcing bar main part (13) is provided with protection pipe (1), the top of protection pipe (1) is provided with installation piece (3), the inboard bottom of protection pipe (1) is provided with seal cover (2), spout (31) have been seted up in the inside run-through of installation piece (3), the inside sliding connection of spout (31) has slider (8), the bottom fixedly connected with piston pad (12) of slider (8), the top fixedly connected with connecting rod (4) of slider (8), the top fixedly connected with fixed plate (5) of connecting rod (4), exhaust groove (35) have been seted up to the bottom of installation piece (3), the inside of exhaust groove (35) is provided with dry sponge (351), the tip fixed mounting of exhaust groove (35) has one-way discharge valve (7).
2. The pre-buried exposed steel bar rust prevention device for constructional engineering according to claim 1, wherein: the two sides bottom of slider (8) all fixedly connected with hinge (10), the inboard of hinge (10) articulates there is locating part (11), the inboard that the both sides of slider (8) are located locating part (11) is provided with ejection structure (9).
3. The pre-buried exposed reinforcing bar rust prevention device of building engineering according to claim 2, wherein: the ejector structure (9) comprises a mounting groove (91), the mounting groove (91) is formed in the upper ends of two sides of the sliding block (8), a spring (92) is fixedly connected to the inside of the mounting groove (91), a sliding plate (93) is fixedly connected to the end portion of the spring (92), an ejector block (94) is fixedly connected to one side, away from the spring (92), of the sliding plate (93), and a limiting block (95) is fixedly connected to the outlet of the mounting groove (91).
4. The pre-buried exposed steel bar rust prevention device for constructional engineering according to claim 1, wherein: the bottom of installation piece (3) has seted up spread groove (34), ring channel (33) have been seted up at the top of spread groove (34), the inside of ring channel (33) is provided with sealed pad (6), the internal thread has been seted up to the inside of spread groove (34), the external screw thread has been seted up to the outside upper end of protection pipe (1), protection pipe (1) are through external screw thread and internal thread threaded connection in the bottom of installation piece (3).
5. The pre-buried exposed steel bar rust prevention device for constructional engineering according to claim 1, wherein: the top of spout (31) fixedly connected with sealing washer (32), connecting rod (4) swing joint is in the inboard of sealing washer (32), fixedly connected with extension spring (14) between slider (8) and sealing washer (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322223792.6U CN220645285U (en) | 2023-08-18 | 2023-08-18 | Rust-proof device for pre-buried exposed reinforcing steel bars of building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322223792.6U CN220645285U (en) | 2023-08-18 | 2023-08-18 | Rust-proof device for pre-buried exposed reinforcing steel bars of building engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220645285U true CN220645285U (en) | 2024-03-22 |
Family
ID=90284049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322223792.6U Active CN220645285U (en) | 2023-08-18 | 2023-08-18 | Rust-proof device for pre-buried exposed reinforcing steel bars of building engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220645285U (en) |
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2023
- 2023-08-18 CN CN202322223792.6U patent/CN220645285U/en active Active
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