CN220598914U - Explosion-proof steel bar connecting sleeve - Google Patents
Explosion-proof steel bar connecting sleeve Download PDFInfo
- Publication number
- CN220598914U CN220598914U CN202322029770.6U CN202322029770U CN220598914U CN 220598914 U CN220598914 U CN 220598914U CN 202322029770 U CN202322029770 U CN 202322029770U CN 220598914 U CN220598914 U CN 220598914U
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- CN
- China
- Prior art keywords
- connecting sleeve
- explosion
- sleeve
- proof
- steel bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims description 14
- 239000003292 glue Substances 0.000 abstract description 25
- 239000007788 liquid Substances 0.000 abstract description 19
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000004026 adhesive bonding Methods 0.000 abstract description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 238000005275 alloying Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction 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
- 239000004033 plastic Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model relates to the technical field of steel bar connecting sleeves, in particular to an explosion-proof steel bar connecting sleeve, which comprises the following components: the top end and the bottom end of the connecting sleeve are respectively connected with steel bars in a threaded manner; the sealing mechanism is used for sealing a gap between the steel bar and the connecting sleeve and is arranged in the connecting sleeve; through setting up sealing mechanism, the top of below reinforcing bar can exert pressure to pushing away the post, pushes away the post and can drive broken wall pole through the movable plate and insert in gluing the jar, liquid glue can pass through overflow aperture, through-hole and discharge gate discharge fixing base afterwards, liquid glue can fill the gap between the external screw thread of connecting sleeve's internal thread and the reinforcing bar surface seting up afterwards, link into connecting sleeve with the reinforcing bar bottom screw thread of top afterwards, thereby the moisture has avoided under the humid environment to enter into the inside of connecting sleeve through this gap and has caused the screw thread corrosion, the condition that the joint strength between connecting sleeve and the reinforcing bar reduces appears.
Description
Technical Field
The utility model relates to the technical field of steel bar connecting sleeves, in particular to an explosion-proof steel bar connecting sleeve.
Background
The steel bar connecting sleeve is a common steel bar connecting technology in large-scale building engineering in the building industry, when the steel bars are connected, the steel bar connecting sleeve has the advantages of being simple and rapid to operate, saving raw materials, being stable in quality, not limited by steel bar components and the like because two steel bars are connected together in a threaded or radial sectional extrusion connection mode, but a certain gap exists between the internal threads of the steel bar connecting sleeve connected through the threads and the external threads formed on the surface of the steel bars, and in a moist construction environment, water vapor easily enters the steel bar connecting sleeve through the gap to cause screw corrosion, so that the condition that the connecting strength of the steel bar connecting sleeve and the steel bar is reduced occurs.
Accordingly, an explosion-proof reinforcing bar connecting sleeve has been proposed to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the problems, and provides an explosion-proof steel bar connecting sleeve, which solves the problems that water and gas easily enter the steel bar connecting sleeve through the gap to cause screw corrosion and the connecting strength of the steel bar connecting sleeve and the steel bar is reduced.
The utility model realizes the aim through the following technical scheme, and the explosion-proof steel bar connecting sleeve comprises: the top end and the bottom end of the connecting sleeve are respectively connected with steel bars in a threaded manner; the sealing mechanism is used for sealing a gap between the steel bar and the connecting sleeve and is arranged in the connecting sleeve; the explosion-proof mechanism is used for protecting the connecting sleeve and is arranged on the surface of the connecting sleeve.
Preferably, the sealing mechanism comprises a fixed seat fixedly connected with the inner wall of the connecting sleeve, the inner top wall of the fixed seat is provided with a rubber can, the bottom of the fixed seat is provided with a pushing column, the top of the pushing column penetrates through the fixed seat and is fixedly connected with a movable plate, the top of the movable plate is provided with uniformly distributed through holes, the top of the movable plate is fixedly connected with uniformly distributed broken rods, the top of the broken rods penetrates into the rubber can, the bottom of the fixed seat is provided with a discharge hole which is annularly distributed, the inner bottom wall of the fixed seat is fixedly connected with a spring, the spring is sleeved on the surface of the pushing column, the top of the spring is fixedly connected with the bottom of the movable plate, the surface of the broken rods is provided with annular distributed overflow holes, the shape of the overflow holes is L-shaped, by arranging the sealing mechanism, the connecting sleeve is in threaded connection with the top end of the steel bar below, the top end of the steel bar presses the pushing post, the pushing post drives the broken wall rod to be inserted into the glue tank through the moving plate, then the liquid glue is discharged out of the fixing seat through the overflow hole, the through hole and the discharge hole, then the liquid glue fills the gap between the internal thread of the connecting sleeve and the external thread formed on the surface of the steel bar, the liquid glue is injected above the connecting sleeve, then the bottom end of the steel bar above is in threaded connection with the connecting sleeve, the gap between the internal thread of the connecting sleeve and the external thread formed on the surface of the steel bar is filled under the extrusion of the steel bar, the gap between the internal thread of the connecting sleeve and the external thread formed on the surface of the steel bar is sealed after the liquid glue is solidified, the phenomenon that water and air enter into the connecting sleeve through the gap to cause screw corrosion in a humid environment is avoided, there is a case where the connection strength between the connection sleeve and the reinforcing steel bar is lowered.
Preferably, the top fixedly connected with annular spacing post of movable plate, the height of spacing post is the half of broken wall pole height, through setting up spacing post, the movable plate can drive spacing post and upwards move when upwards moving, again because of the height of spacing post is the half of broken wall pole height to avoided broken wall pole to enter into completely and caused the condition that the lower extreme of overflow hole blockked up to appear in the gluey jar.
Preferably, the explosion-proof mechanism is including setting up in the protective sheath on connecting sleeve surface, the inside of protective sheath is provided with annular distributed strengthening rib, through setting up explosion-proof mechanism, adds the steel protective sheath that has chromium metal and has stronger rust-resistant ability, and the strengthening rib can increase the explosion-proof intensity of protective sheath simultaneously to the protective sheath can be fine protect connecting sleeve, reduces the probability that connecting sleeve appears damaging.
The beneficial effects of the utility model are as follows:
1. through setting up sealing mechanism, connect the sleeve screw thread on the top of following reinforcing bar, the top of reinforcing bar will exert pressure to pushing the post this moment, pushing the post and can drive broken wall pole through the movable plate and insert in gluing the jar, liquid glue can pass through overflow aperture, through-hole and discharge gate discharge fixing base afterwards, liquid glue can fill the gap between the internal thread of sleeve and the external screw thread that the reinforcing bar surface was seted up afterwards, pour into the top of sleeve into liquid glue, then connect the reinforcing bar bottom screw thread of top into sleeve into, fill the gap between the internal screw thread of sleeve and the external screw thread that the reinforcing bar surface was seted up under the extrusion of reinforcing bar, thereby can seal the gap between the internal screw thread of sleeve and the external screw thread that the reinforcing bar surface was seted up after the liquid glue solidifies, the condition that the water gas enters into the interior of sleeve through this gap and causes the screw thread corrosion under the humid environment has been avoided, the condition that the joint strength between sleeve and the reinforcing bar reduces appears;
2. through setting up explosion-proof mechanism, add the steel protective sheath that has chromium metal and have stronger rust-resistant ability, the strengthening rib can increase the explosion-proof intensity of protective sheath simultaneously to the protective sheath can be fine protect connecting sleeve, reduces the probability that connecting sleeve appears damaging.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the seal mechanism of the present utility model when not in use;
FIG. 4 is an enlarged view of FIG. 2A;
FIG. 5 is a schematic illustration of the connection of a breaking bar and overflow aperture according to the utility model.
In the figure: 1. a connecting sleeve; 2. a sealing mechanism; 201. a fixing seat; 202. a glue tank; 203. a moving plate; 204. pushing a column; 205. a spring; 206. a discharge port; 207. breaking the wall of the rod; 208. a limit column; 209. an overflow aperture; 2010. a through hole; 3. reinforcing steel bars; 4. an explosion-proof mechanism; 401. a protective sleeve; 402. reinforcing ribs.
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.
The specific implementation method comprises the following steps: as shown in fig. 1-5, an explosion-proof rebar junction sleeve, comprising: the connecting sleeve 1 is provided with reinforcing steel bars 3 in threaded connection at the top end and the bottom end of the connecting sleeve 1; a sealing mechanism 2, wherein the sealing mechanism 2 for sealing the gap between the steel bar 3 and the connecting sleeve 1 is arranged in the connecting sleeve 1; an explosion-proof mechanism 4, the explosion-proof mechanism 4 for protecting the connection sleeve 1 is provided on the surface of the connection sleeve 1.
As shown in fig. 1-5, the sealing mechanism 2 comprises a fixed seat 201 fixedly connected to the inner wall of the connecting sleeve 1, a glue tank 202 is arranged on the inner top wall of the fixed seat 201, a push column 204 is arranged at the bottom of the fixed seat 201, the top of the push column 204 penetrates through the fixed seat 201 and is fixedly connected with a movable plate 203, uniformly distributed through holes 2010 are formed in the top of the movable plate 203, a uniformly distributed broken rod 207 is fixedly connected to the top of the movable plate 203, the top of the broken rod 207 penetrates into the glue tank 202, an annular distributed discharge hole 206 is formed in the bottom of the fixed seat 201, a spring 205 is fixedly connected to the inner bottom wall of the fixed seat 201, the spring 205 is sleeved on the surface of the push column 204, the top of the spring 205 is fixedly connected with the bottom of the movable plate 203, an annular distributed overflow hole 209 is formed in the shape of the overflow hole 209, during use, the connecting sleeve 1 is in threaded connection with the top of the lower reinforcing steel bar 3, at this moment, in the process, the top of the reinforcing steel bar 3 is pressed against the column 204, the push column 204 is driven by the movable plate 203 to be inserted into the glue tank 202{ the glue tank 202, the bottom of the plastic member 202 is provided with an annular distributed discharge hole 206, the inner bottom of the liquid is filled into the gap between the inner bottom of the fixed seat 1 and the inner bottom of the reinforcing bar 1 through the connecting sleeve 1, the inner bottom of the connecting sleeve 1 is filled with the liquid, the gap is filled up by the liquid filling gap between the inner bottom of the sleeve 1 and the inner bottom of the sealing sleeve through the gap, and the gap is filled between the inner bottom of the sleeve 1 and the gap is filled with the gap between the bottom of the inner bottom of the sealing sleeve 1, after a certain time the liquid glue will solidify.
As shown in fig. 3 and fig. 4, the top of the moving plate 203 is fixedly connected with annularly distributed limiting columns 208, the height of the limiting columns 208 is half of the height of the wall breaking rod 207, and when the moving plate 203 moves upwards, the limiting columns 208 are driven to move upwards until the top of the limiting columns 208 abuts against the bottom of the glue tank 202.
As shown in fig. 1 and 2, the explosion-proof mechanism 4 comprises a protection sleeve 401 arranged on the surface of the connection sleeve 1, wherein annular reinforcing ribs 402 are arranged in the protection sleeve 401, the protection sleeve 401 is made of steel, at least ten percent of five-content chromium metal is added into the protection sleeve 401, the protection sleeve is fixedly connected to the surface of the connection sleeve 1, when the chromium is used for alloying the steel, the type of the surface oxide is changed into the surface oxide similar to that formed on pure chromium metal, the surface of the protection sleeve 401 can be protected by the closely adhered chromium-rich oxide, further oxidation is prevented, and after the surface layer is damaged, the exposed surface of the steel can be self-repaired by reacting with the atmosphere, and the oxide passivation film is reformed, so that the protection effect is continuously played.
When the connecting sleeve is used, the connecting sleeve 1 is firstly connected with the top end of the lower steel bar 3 in a threaded manner, at the moment, in the connecting process, the top end of the steel bar 3 can press the push column 204, the push column 204 can drive the broken wall rod 207 to be inserted into the glue tank 202 through the moving plate 203, then liquid glue can flow out of the glue tank 202 through the overflow hole 209, then the liquid glue drops to the inner bottom wall of the fixed seat 201 through the through hole 2010, finally the fixed seat 201 is discharged through the discharge hole 206, then the liquid glue can fill a gap between the inner threads of the connecting sleeve 1 and the outer threads formed on the surface of the steel bar 3, then the liquid glue is injected above the connecting sleeve 1, then the bottom end of the steel bar 3 above is connected into the connecting sleeve 1 in a threaded manner, the gap between the inner threads of the connecting sleeve 1 and the outer threads formed on the surface of the steel bar 3 is filled under the extrusion of the steel bar 3, and after a certain time, the liquid glue can be solidified;
the protective sleeve 401 is fixedly connected to the surface of the connecting sleeve 1, when the chromium is used for alloying steel, the type of the surface oxide is changed into the surface oxide similar to that formed on pure chromium metal, the closely adhered chromium-rich oxide can protect the surface of the protective sleeve 401 from further oxidation, and after the surface layer is damaged, the exposed surface of the steel can be self-repaired by reacting with the atmosphere, and an oxide passivation film is reformed, so that the protective effect is continuously played.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An explosion-proof rebar junction sleeve, comprising:
the connecting sleeve (1), the top and the bottom of the connecting sleeve (1) are connected with steel bars (3) through threads;
the sealing mechanism (2) is used for sealing a gap between the steel bar (3) and the connecting sleeve (1), and the sealing mechanism (2) is arranged in the connecting sleeve (1);
the explosion-proof mechanism (4) is used for protecting the connecting sleeve (1), and the explosion-proof mechanism (4) is arranged on the surface of the connecting sleeve (1).
2. An explosion-proof rebar junction sleeve according to claim 1, wherein: sealing mechanism (2) are including fixed seat (201) of fixed connection in adapter sleeve (1) inner wall, the interior roof of fixed seat (201) is provided with gluey jar (202), the bottom of fixed seat (201) is provided with pushes away post (204), push away the top of post (204) and run through fixed seat (201) and fixedly connected with movable plate (203), through-hole (2010) that evenly distributed have been seted up at the top of movable plate (203), the top fixedly connected with evenly distributed's of movable plate (203 broken wall pole (207), the top of broken wall pole (207) runs through to the inside of gluey jar (202), annular distribution's discharge gate (206) have been seted up to the bottom of fixed seat (201).
3. An explosion-proof rebar junction sleeve according to claim 2, wherein: the inner bottom wall of the fixed seat (201) is fixedly connected with a spring (205), the spring (205) is sleeved on the surface of the push column (204), and the top of the spring (205) is fixedly connected with the bottom of the movable plate (203).
4. An explosion-proof rebar junction sleeve according to claim 2, wherein: the surface of the wall breaking rod (207) is provided with annular overflow holes (209), and the shape of the overflow holes (209) is L-shaped.
5. An explosion-proof rebar junction sleeve according to claim 2, wherein: the top of movable plate (203) fixedly connected with spacing post (208) of annular distribution, the height of spacing post (208) is the half of broken wall pole (207) height.
6. An explosion-proof rebar junction sleeve according to claim 1, wherein: the explosion-proof mechanism (4) comprises a protective sleeve (401) arranged on the surface of the connecting sleeve (1), and reinforcing ribs (402) distributed in an annular mode are arranged in the protective sleeve (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322029770.6U CN220598914U (en) | 2023-07-31 | 2023-07-31 | Explosion-proof steel bar connecting sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322029770.6U CN220598914U (en) | 2023-07-31 | 2023-07-31 | Explosion-proof steel bar connecting sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220598914U true CN220598914U (en) | 2024-03-15 |
Family
ID=90174137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322029770.6U Active CN220598914U (en) | 2023-07-31 | 2023-07-31 | Explosion-proof steel bar connecting sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220598914U (en) |
-
2023
- 2023-07-31 CN CN202322029770.6U patent/CN220598914U/en active Active
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| GR01 | Patent grant |