CN204645688U - The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type - Google Patents
The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type Download PDFInfo
- Publication number
- CN204645688U CN204645688U CN201520369568.0U CN201520369568U CN204645688U CN 204645688 U CN204645688 U CN 204645688U CN 201520369568 U CN201520369568 U CN 201520369568U CN 204645688 U CN204645688 U CN 204645688U
- Authority
- CN
- China
- Prior art keywords
- steel bar
- vacuum
- exposed steel
- closing device
- pumping
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Building Environments (AREA)
Abstract
The utility model discloses the pre-buried exposed steel bar Rustproofing apparatus of a kind of vacuum-pumping type, comprise antirust sleeve, closing device and air extractor; Be provided with dividing plate in described antirust sleeve and by described dividing plate, antirust sleeve inner chamber be divided into vacuum chamber and pumping chamber, described vacuum chamber one end is provided with the mouth of pipe and is placed on exposed steel bar outer wall by this mouth of pipe; Described air extractor comprise coordinate with pumping chamber piston of bleeding, be arranged at dividing plate only allows gas from vacuum chamber flow to pumping chamber one way valve I, be arranged at the one way valve II that pumping chamber sidewall only allows gas to flow out from pumping chamber; Described closing device is the Flexible pipe fitting of both ends open and this closing device two ends are placed on antirust sleeve and exposed steel bar outer wall respectively and form sealing contact surface, the utility model overcomes existing construction work concrete joint embedded bar exposed parts, because exposing in atmosphere, drenched with rain, the impact of Exposure to Sunlight and moisture laden air, very easily get rusty, slacken the problems such as building durability, there is provided a kind of rainwater and wet damp air of blocking on the impact of reinforcing bar, the reinforced steel bar rust preventing device of the slow pre-buried exposed steel bar corrosion of construction work of resistance.
Description
Technical field
The utility model belongs to the device field of construction work, is specifically related to the pre-buried exposed steel bar Rustproofing apparatus of a kind of vacuum-pumping type.
Background technology
When construction work design of reinforced concrete structure and construction, the problems such as structure crack are caused for eliminating shrinkage strain in course of hardening, how in reinforced concrete structure, deformation joint and rear pouring concrete band to be set every certain length, need embedded bar at seam crossing, to ensure the globality of concrete structure more.Deformation joint embedded bar exposes the aerial time, determines according to the deformation requirements of structural concrete and construction technology, and be not generally 30d ~ 90d not etc., what have is even longer, more than 1 year, interval.These exposed steel bars get rusty in atmosphere very soon, and along with the lengthening of time, corrosion will be there is, slacken the cross section of reinforcing bar, after causing seam crossing concrete construction, overall structure will form weak link at seam crossing, even cause structural deterioration accident, and not carry out antirust special purpose device for the pre-buried exposed steel bar of construction work in prior art.
Therefore, for overcoming the above problems, need a kind ofly to carry out the pre-buried exposed steel bar Rustproofing apparatus of antirust vacuum-pumping type to the pre-buried exposed steel bar of construction work easily and effectively.
Utility model content
In view of this, the purpose of this utility model exposes the problems such as corrosion in atmosphere for the pre-buried exposed steel bar of existing construction work, provides a kind of vacuum-pumping type pre-buried exposed steel bar Rustproofing apparatus.
The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type of the present utility model, comprises antirust sleeve, closing device and air extractor; Be provided with dividing plate in described antirust sleeve and by described dividing plate, antirust sleeve inner chamber be divided into vacuum chamber and pumping chamber, described vacuum chamber one end is provided with the mouth of pipe and is placed on exposed steel bar outer wall by this mouth of pipe; Described air extractor comprise coordinate with pumping chamber piston of bleeding, be arranged at dividing plate only allows gas from vacuum chamber flow to pumping chamber one way valve I, be arranged at the one way valve II that pumping chamber sidewall only allows gas to flow out from pumping chamber; Described closing device is the Flexible pipe fitting of both ends open and this closing device two ends are placed on antirust sleeve and exposed steel bar outer wall respectively and form sealing contact surface.
Further, described antirust sleeve comprises pipe shaft section and and the mouth of pipe section that insert in closing device in one-body molded with pipe shaft section;
Further, described closing device comprises soft cotton layer and is sheathed on the rubber layer outside soft cotton layer;
Further, described closing device two ends are wound with adhesive type sealing restraint zone;
Further, described antirust sleeve adopts durable rubber to be made;
Further, described mouth of pipe section outer circumference surface is provided with sealing internal thread;
Further, described closing device inner tubal wall is provided with the sealing external screw thread coordinated with described sealing thread;
Further, described closing device is bellows;
The beneficial effects of the utility model are: the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type of the present utility model, after exposed steel bar wraps up by antirust sleeve, by closing device, the antirust sleeve mouth of pipe is shut, by air extractor, the gas in antirust sleeve vacuum chamber is extracted out again, the vacuum chamber of antirust sleeve is made closely to be wrapped in exposed steel bar surface and to form a vacuum wall body in antirust sleeve, thus block the contact of reinforcing bar and air, slow down the corrosion of reinforcing bar, the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type of the present utility model effectively can slow down the corrosion of exposed steel bar, after avoiding the concrete construction of steel and concrete structure seam crossing, seam crossing is recurring structure malicious event because of strength deficiency, the utility model overcomes existing construction work concrete joint embedded bar exposed parts, because exposing in atmosphere, drenched with rain, the impact of Exposure to Sunlight and moisture laden air, very easily get rusty, expose in atmosphere if long-time, even there is corrosion of steel bar, bottom structure bearing capacity falls, affect structural safety, slacken the problems such as building durability, effectively can block rainwater and wet damp air to the impact of reinforcing bar.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, technical solutions of the utility model are further illustrated:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, and as shown in the figure, the pre-buried exposed steel bar 7 of the vacuum-pumping type in the present embodiment Rustproofing apparatus, comprises antirust sleeve 2, closing device and air extractor, be provided with dividing plate in described antirust sleeve 2 and by described dividing plate, antirust sleeve 2 inner chamber be divided into vacuum chamber 3 and pumping chamber 4, described vacuum chamber 3 one end is provided with the mouth of pipe and is placed on exposed steel bar 7 outer wall by this mouth of pipe, described air extractor comprise coordinate with pumping chamber 4 piston of bleeding, be arranged at dividing plate only allows gas from vacuum chamber 3 flow to pumping chamber 4 one way valve I6, be arranged at the one way valve II5 that pumping chamber 4 sidewall only allows gas to flow out from pumping chamber 4, described closing device is the Flexible pipe fitting of both ends open and this closing device two ends are placed on antirust sleeve 2 respectively with exposed steel bar 7 outer wall forms sealing contact surface, after exposed steel bar 7 wraps up by antirust sleeve 2, by closing device, antirust sleeve 2 mouth of pipe is shut, by air extractor, the gas in antirust sleeve 2 vacuum chamber 3 is extracted out again, the vacuum chamber 3 of antirust sleeve 2 is made closely to be wrapped in exposed steel bar 7 surface and to form a vacuum wall body in antirust sleeve 2, thus block the contact of reinforcing bar 7 and air, slow down the corrosion of reinforcing bar 7, vacuum-pumping type of the present utility model pre-buried exposed steel bar 7 Rustproofing apparatus effectively can slow down the corrosion of exposed steel bar 7, after avoiding the concrete construction of steel and concrete structure seam crossing, seam crossing is recurring structure malicious event because of strength deficiency, the utility model overcomes existing construction work concrete joint embedded bar 7 exposed parts, because exposing in atmosphere, drenched with rain, the impact of Exposure to Sunlight and moisture laden air, very easily get rusty, expose in atmosphere if long-time, even there is reinforcing bar 7 corrosion, bottom structure bearing capacity falls, affect structural safety, slacken the problems such as building durability, effectively can block rainwater and wet damp air to the impact of reinforcing bar 7.
In the present embodiment, described antirust sleeve 2 comprises pipe shaft section and and the mouth of pipe section 8 that insert in closing device in one-body molded with pipe shaft section, closing device two ends form sealing contact surface with mouth of pipe section 8 and exposed steel bar 7 surface respectively, thus make to form seal chamber in antirust sleeve 2.
In the present embodiment, the rubber layer 10 that described closing device comprises soft cotton layer 9 and is sheathed on outside soft cotton layer 9, the flexible thin-walled rubber of closing device can compress reinforcing bar 7 surface, and the space between the further filling thin-walled rubber of soft cotton material and reinforcing bar 7, and then significantly promote the sealing performance in antirust sleeve 2.
In the present embodiment, described closing device two ends are wound with adhesive type sealing restraint zone 1, when operating personnel with closing device by antirust sleeve 2 ferrule after, adhesive type can be adopted to seal restraint zone 1 and to be wound around closing device two ends, make it promote further the sealing performance of closing device.
In the present embodiment, described antirust sleeve 2 adopts durable rubber to be made, because durable rubber has good elasticity, therefore by existing exhaust plant by after the extraction of antirust sleeve 2 internal gas, elastic deformation can be there is and be closely wrapped in reinforcing bar 7 surface, when before concrete construction, after taking off antirust sleeve 2 in antirust sleeve 2, antirust sleeve 2 can return to initial configuration, is convenient to use next time.
In the present embodiment, described mouth of pipe section 8 outer circumference surface is provided with sealing internal thread, for promoting connection reliability and the sealing effectiveness of closing device and mouth of pipe section 8, sealed tube can be adopted to be threaded closing device and antirust sleeve 2 mouth of pipe section 8.
In the present embodiment, described closing device inner tubal wall is provided with the sealing external screw thread coordinated with described sealing thread, adopts sealed tube to be threaded closing device and antirust sleeve 2 mouth of pipe section 8, can promote connection reliability and the sealing effectiveness of closing device and mouth of pipe section 8.
In the present embodiment, described closing device is bellows, and when needing to carry out antirust to the exposed steel bar 7 of bending, the bending that closing device also should be able to adapt to exposed steel bar 7 bends, and bellows is easy to bending and toughness is better, the exposed steel bar 7 of differently curved degree can be used.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (8)
1. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type, is characterized in that: comprise antirust sleeve, closing device and air extractor; Be provided with dividing plate in described antirust sleeve and by described dividing plate, antirust sleeve inner chamber be divided into vacuum chamber and pumping chamber, described vacuum chamber one end is provided with the mouth of pipe and is placed on exposed steel bar outer wall by this mouth of pipe; Described air extractor comprise coordinate with pumping chamber piston of bleeding, be arranged at dividing plate only allows gas from vacuum chamber flow to pumping chamber one way valve I, be arranged at the one way valve II that pumping chamber sidewall only allows gas to flow out from pumping chamber; Described closing device is the Flexible pipe fitting of both ends open and this closing device two ends are placed on antirust sleeve and exposed steel bar outer wall respectively and form sealing contact surface.
2. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 1, is characterized in that: described antirust sleeve comprises pipe shaft section and and the mouth of pipe section that insert in closing device in one-body molded with pipe shaft section.
3. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 2, is characterized in that: described closing device comprises soft cotton layer and is sheathed on the rubber layer outside soft cotton layer.
4. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 3, is characterized in that: described closing device two ends are wound with adhesive type sealing restraint zone.
5. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 4, is characterized in that: described antirust sleeve adopts durable rubber to be made.
6. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 5, is characterized in that: described mouth of pipe section outer circumference surface is provided with sealing internal thread.
7. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 6, is characterized in that: described closing device inner tubal wall is provided with the sealing external screw thread coordinated with described sealing thread.
8. the pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type according to claim 7, is characterized in that: described closing device is bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369568.0U CN204645688U (en) | 2015-05-29 | 2015-05-29 | The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369568.0U CN204645688U (en) | 2015-05-29 | 2015-05-29 | The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204645688U true CN204645688U (en) | 2015-09-16 |
Family
ID=54098446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520369568.0U Expired - Fee Related CN204645688U (en) | 2015-05-29 | 2015-05-29 | The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204645688U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237333A (en) * | 2017-07-29 | 2017-10-10 | 淮北庆荣高光建筑科技有限公司 | A kind of construction backfill rammed earth auxiliary uses pre-buried rod |
| CN110067397A (en) * | 2019-04-19 | 2019-07-30 | 安徽企服工程技术有限公司 | A kind of pre-buried leakage reinforcing bar protection component of architectural engineering |
| CN115045521A (en) * | 2022-07-29 | 2022-09-13 | 中建八局第一建设有限公司 | Electric embedded box rust-proof nail-free mounting and plugging integrated device and mounting method |
-
2015
- 2015-05-29 CN CN201520369568.0U patent/CN204645688U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237333A (en) * | 2017-07-29 | 2017-10-10 | 淮北庆荣高光建筑科技有限公司 | A kind of construction backfill rammed earth auxiliary uses pre-buried rod |
| CN110067397A (en) * | 2019-04-19 | 2019-07-30 | 安徽企服工程技术有限公司 | A kind of pre-buried leakage reinforcing bar protection component of architectural engineering |
| CN110067397B (en) * | 2019-04-19 | 2020-12-15 | 安徽省华腾农业科技有限公司经开区分公司 | Pre-buried outer steel bar protection component that leaks of building engineering |
| CN115045521A (en) * | 2022-07-29 | 2022-09-13 | 中建八局第一建设有限公司 | Electric embedded box rust-proof nail-free mounting and plugging integrated device and mounting method |
| CN115045521B (en) * | 2022-07-29 | 2023-07-25 | 中建八局第一建设有限公司 | Anti-rust nail-free installation and plugging integrated device and installation method for electric embedded box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204645688U (en) | The pre-buried exposed steel bar Rustproofing apparatus of vacuum-pumping type | |
| CN204403672U (en) | A kind of transport pipe leak stopping cover | |
| CN203891899U (en) | Hollow filling-type rubber gasket | |
| CN203834958U (en) | Rust prevention device for constructional engineering embedded exposed reinforcement | |
| CN202992512U (en) | Pipeline suppressing and plugging device | |
| CN103967287B (en) | The pre-buried exposed steel bar Rustproofing apparatus of construction work | |
| CN203442411U (en) | Tube cover for tube plugging | |
| CN204609334U (en) | Exposed steel bar Rustproofing apparatus | |
| CN204645687U (en) | Adjustable pre-buried exposed steel bar Rustproofing apparatus | |
| CN211118059U (en) | Glass fiber reinforced plastic sand inclusion pipe with high-strength high-pressure inner film | |
| CN203979674U (en) | A kind of circulating water pipeline that is lined with Glass Steel Tube | |
| CN201474301U (en) | Template lacing wire component | |
| CN107740891A (en) | The double modeling helical bellowses of one kind enhancing | |
| CN202546024U (en) | Reinforced wall-penetrating pipeline | |
| CN206448543U (en) | A kind of pre-buried exposed steel bar Rustproofing apparatus of architectural engineering | |
| CN205207950U (en) | Seamless steel pipe | |
| CN107100284B (en) | Prevent iron tower of power transmission line bottom column material from corroding device | |
| CN201339778Y (en) | High pressure-resistant rubber-plastic spraying hose | |
| CN203363244U (en) | Novel corrosion-resistant chemical engineering pipe valve | |
| CN207213454U (en) | Corrosion-resistant elbow | |
| CN201731666U (en) | Water emptying valve of solar water heater | |
| CN205136908U (en) | A sail tee bend assembly for aquarium | |
| CN205534637U (en) | Can have enough to meet need outer wall pre buried pipeline plugging device | |
| CN204876108U (en) | Assembled wall body preformed hole is from sealing waterproof cover | |
| CN203375163U (en) | Drainage leak stoppage gas valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20180529 |