CN111981016A - Bolt rust preventer - Google Patents
Bolt rust preventer Download PDFInfo
- Publication number
- CN111981016A CN111981016A CN202010924850.6A CN202010924850A CN111981016A CN 111981016 A CN111981016 A CN 111981016A CN 202010924850 A CN202010924850 A CN 202010924850A CN 111981016 A CN111981016 A CN 111981016A
- Authority
- CN
- China
- Prior art keywords
- rust
- sleeve
- bolt
- preventer
- proof
- 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.)
- Pending
Links
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 16
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 19
- 229910052749 magnesium Inorganic materials 0.000 claims description 19
- 239000011777 magnesium Substances 0.000 claims description 19
- 230000003449 preventive effect Effects 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 4
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000004210 cathodic protection Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/008—Corrosion preventing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/004—Sealing; Insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/06—Surface treatment of parts furnished with screw-thread, e.g. for preventing seizure or fretting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
Abstract
The invention discloses a bolt rust preventer which can be used for uniformly protecting a bolt from rust through matching rust-proof sleeves with rust-proof oil, and simultaneously can reduce the volatilization rate of the rust-proof oil, has good protection effect and long action time, and is characterized in that the rust-proof sleeves are arranged on a fixed sleeve, the inner diameter of the top of the fixed sleeve is smaller than the inner diameter of the bottom of the fixed sleeve, a sealing ring is arranged in the fixed sleeve, the top of the rust-proof sleeves is a horizontal plane, the cross section area of the rust-proof sleeves increases from top to bottom, a hexagonal column is fixedly arranged at the top of the rust-proof sleeves, the hexagonal column and the rust-proof sleeves are of an integral structure, a liquid inlet hole is formed on the rust-proof sleeves, a liquid inlet pipe is arranged in the liquid inlet hole, the liquid inlet pipe is communicated with the interior of the rust-proof sleeves, a one-way liquid valve is arranged on the liquid inlet, the surface of the antirust sleeve is smooth.
Description
Technical Field
The invention discloses a bolt rust preventer, relates to a rust preventer for preventing a bolt from being rusted, and belongs to the field of hardware equipment. In particular to a bolt rust preventer which can reduce the volatilization rate of rust preventive oil while performing uniform rust preventive protection on a bolt by matching rust preventive sleeves with the rust preventive oil, adopts cathode protection and has long action time.
Background
When the bolt is connected to the connecting piece, part of the bolt is exposed in the air for a long time and is easy to rust under the influence of the external environment, if the part of the bolt exposed in the air is not protected, the strength of the bolt is seriously affected by the rust, and further the stability of the connecting piece is affected, therefore, the bolt needs to be oiled and maintained, and the existing oiler directly sprays antirust oil on the bolt through a spray head, but the spraying mode has the advantages that firstly, the bolt is unevenly sprayed and inaccurate, only the part of the bolt exposed in the air can not be protected, the antirust oil is seriously wasted, the use of other connecting pieces is easily affected, secondly, the spraying range is large, the surrounding environment is polluted, the oil consumption is large, the antirust oil is wasted, and meanwhile, the sprayed antirust oil is directly contacted with the outside and is easy to volatilize rapidly, and the problem of short acting time effect is caused, for some bolts which are in a humid environment and on an offshore platform for a long time, charged ions in the air can corrode the bolts in the long-term use process, the effect is poor and the bolt is difficult to persist only by using a protective mode of brushing anticorrosive paint or oiling, and the conventional bolt protective mode does not adopt an attempt of protecting the bolts by adopting cathode protection.
Notice No. CN210079915U discloses a bolt oiling station, including the fat liquoring brush subassembly that is used for along the axial displacement of bolt, the fat liquoring brush subassembly is including the fat liquoring brush that is used for locating the both sides of bolt and can supply rust-resistant oil to scribble at the bolt lateral wall, still including being used for installing the fat liquoring brush and can supplying the fat liquoring brush to realize the guiding mechanism of fat liquoring with predetermineeing the path motion, this scribbles the device and is big to the consumption of rust-resistant oil, it is comparatively extravagant, it is volatile at the external appearance that its spraying back oil body exposes, the effect ageing is short.
Disclosure of Invention
In order to improve the situation, the bolt rust preventer provided by the invention has the advantages that the bolt rust preventer is matched with the rust preventing oil through the rust preventing sleeve, the volatilization rate of the rust preventing oil can be reduced while the bolt is uniformly protected against rust, the protection effect is good, and the action time is long.
The bolt rust preventer is realized by the following steps: the invention relates to a bolt rust preventer, which consists of a rust-proof sleeve, a hexagonal column, a fixed sleeve, a sealing ring, a one-way liquid valve, a threaded sleeve and a liquid inlet pipe, wherein the rust-proof sleeve is arranged on the fixed sleeve, the inner diameter of the top of the fixed sleeve is smaller than the inner diameter of the bottom of the fixed sleeve, the sealing ring is arranged in the fixed sleeve, the top of the rust-proof sleeve is a horizontal plane, the cross section area of the rust-proof sleeve is gradually increased from top to bottom, the hexagonal column is fixedly arranged at the top of the rust-proof sleeve, the hexagonal column and the rust-proof sleeve are in an integral structure, the rust-proof sleeve is provided with a liquid inlet hole, the liquid inlet pipe is arranged in the liquid inlet hole, the liquid inlet pipe is communicated with the inside of the rust-proof sleeve, the one-way,
furthermore, the portion, close to the bottom, on the side of the anti-rust sleeve is provided with an outer expanding sleeve, the diameter of the outer expanding sleeve increases from top to bottom, the bottom of the outer expanding sleeve is flush with the bottom of the fixed sleeve, a negative pressure cavity is formed between the outer expanding sleeve and the anti-rust sleeve, the outer expanding sleeve is provided with an air exhaust hole, the air intake pipe is arranged in the air exhaust hole, the air intake pipe is communicated with the negative pressure cavity, and the one-way air valve is arranged on the air intake.
Has the beneficial effects.
Firstly, the bolt can be uniformly protected against rust, and the rust protection effect is good.
And secondly, the oil consumption of the anti-rust oil can be reduced, meanwhile, the oil body is prevented from volatilizing, and the oil consumption cost is reduced.
And thirdly, cathode protection is adopted, the action time is long, the maintenance frequency is reduced, and the workload of maintenance personnel is reduced.
Fourthly, the locking effect of the bolt can be assisted.
Drawings
FIG. 1 is a perspective view of a bolt rust preventer according to the present invention.
FIG. 2 is a schematic view of a bolt rust preventer according to the present invention.
FIG. 3 is a schematic structural view of a bolt rust preventer of example 2 of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the anti-rust device comprises an anti-rust sleeve (1), a hexagonal column (2), a connecting piece (3), a bolt (4), anti-rust oil (5), a nut (6), a gasket (7), a fixing sleeve (8), a sealing ring (9), a one-way liquid valve (10), a threaded sleeve (11), an outer expansion sleeve (12), a one-way air valve (13), a negative pressure cavity (14), a liquid inlet pipe (15) and an air inlet pipe (16).
The specific implementation mode is as follows:
example 1
The bolt rust preventer is realized by the following steps: the invention relates to a bolt rust preventer, which consists of a rust-proof sleeve (1), a hexagonal column (2), a fixed sleeve (8), a sealing ring (9), a one-way liquid valve (10), a threaded sleeve (11) and a liquid inlet pipe (15), wherein the rust-proof sleeve (1) is arranged on the fixed sleeve (8), the inner diameter of the top of the fixed sleeve (8) is smaller than the inner diameter of the bottom of the fixed sleeve, the sealing ring (9) is arranged in the fixed sleeve (8), the top of the rust-proof sleeve (1) is a horizontal plane, the cross section area of the rust-proof sleeve (1) is gradually increased from top to bottom, the hexagonal column (2) is fixedly arranged at the top of the rust-proof sleeve (1), the hexagonal column (2) and the rust-proof sleeve (1) are of an integral structure, the liquid inlet hole is formed in the rust-proof sleeve (1), the liquid inlet pipe (15) is arranged in the liquid inlet hole, the liquid inlet pipe (15) is communicated with the interior, the screw sleeve (11) is connected with the inner wall of the top of the antirust sleeve (1), anti-skidding convex points are arranged on the side surface of the hexagonal column (2), the fixed sleeve (8) is made of rubber materials, and the surface of the antirust sleeve (1) is smooth;
when the anti-rust oil filling device is used, firstly, the anti-rust sleeve (1) is in threaded connection with the bolt (4) through the threaded sleeve (11), so that the bottom of the fixing sleeve (8) is tightly attached to the used connecting piece (3), then, the anti-rust oil (5) is injected into the anti-rust sleeve (1) through the liquid inlet pipe (15), so that the anti-rust oil (5) is filled in the anti-rust sleeve (1), the anti-rust oil (5) can be replaced by anti-corrosion glue, the fixing sleeve (8) is matched with the sealing ring (9) at the bottom, the anti-rust oil (5) can be prevented from overflowing from the bottom, at the moment, the bolt (4), the nut (6) and the gasket (7) can be wrapped by the anti-rust oil (5), and further the bolt (4);
at most 3 magnesium anode blocks are arranged between the threaded sleeve (11) and the bolt (4), the magnesium anode blocks are formed by combining and pressing any two of magnesium and magnesium alloy, pure zinc and zinc alloy, and the weight of each magnesium anode block is 10-15 g;
antirust sleeve (1) can protect antirust oil (5), reduces the oil consumption of antirust oil (5) and avoids oil body volatilization, reduces the consumption cost of oil mass, and simultaneously, can make antirust oil (5) effect ageing longer, reduce the maintenance frequency, reduce maintenance personnel's work load.
Example 2
The difference between this example and example 1 is: an external expansion sleeve (12) is arranged on the side surface of the anti-rust sleeve (1) close to the bottom, the diameter of the external expansion sleeve (12) is increased from top to bottom, the bottom of the external expansion sleeve (12) is flush with the bottom of the fixed sleeve (8), a negative pressure cavity (14) is formed between the external expansion sleeve (12) and the anti-rust sleeve (1), an air suction hole is formed in the external expansion sleeve (12), an air inlet pipe (16) is arranged in the air suction hole, the air inlet pipe (16) is communicated with the negative pressure cavity (14), and a one-way air valve (13) is arranged on the air inlet pipe (16); when the anti-rust sleeve is used, the air pump is matched with the air inlet pipe (16) to exhaust air, so that air in the negative pressure cavity (14) is gradually reduced, a negative pressure environment is formed, on one hand, the tightness of connection between the anti-rust sleeve (1) and the connecting piece (3) can be further improved, the bolt (4) is prevented from loosening, on the other hand, a layer of protective ring can be formed at the bottom of the anti-rust sleeve (1), rainwater and the like are prevented from contacting the fixed sleeve (8), damage to the fixed sleeve (8) is avoided, and the sealing environment in the anti-rust sleeve (1) is prevented from;
the design that the inner diameter of the top of the fixed sleeve (8) is smaller than that of the bottom of the fixed sleeve is matched with a sealing ring (9) in the fixed sleeve (8), so that the sealing property between the bottom of the fixed sleeve (8) and the connecting piece (3) can be improved;
the cross section area of the anti-rust sleeve (1) is increased from top to bottom, the anti-rust sleeve (1) is sleeved on the bolt (4) due to the smooth surface design, on one hand, a protective cover can be formed to protect the bolt (4), on the other hand, rainwater falling on the anti-rust sleeve (1) can be guided conveniently, so that the rainwater can be left from the anti-rust sleeve (1) quickly, and the influence on the anti-rust sleeve (1) is reduced;
the hexagonal column (2) and the antirust sleeve (1) are of an integral structure, so that the whole device is more stable, and meanwhile, when the antirust sleeve (1) is connected with the bolt (4) by screwing the hexagonal column (2), the hexagonal column (2) and the antirust sleeve (1) can be prevented from being dislocated to influence the installation of the antirust sleeve (1);
the design that anti-skidding convex points are arranged on the side face of the hexagonal column (2) is adopted, when the anti-rust sleeve (1) is connected with the bolt (4) by screwing the hexagonal column (2), friction force can be increased, and sliding is avoided easily during screwing;
the fixed sleeve (8) is made of rubber, so that when the anti-rust sleeve (1) is connected with the bolt (4), the bottom of the fixed sleeve (8) can be deformed in an adaptive manner, and the fixed sleeve can be better attached to the surface of the connecting piece (3);
at most 3 magnesium anode blocks are arranged between the screw sleeve (11) and the bolt (4) and can carry out cathodic protection on the bolt (4), when the magnesium anode blocks are used, the magnesium anode blocks can be used as active metal to transfer electrons onto the bolt (4), the magnesium anode blocks can be corroded firstly, only after the magnesium anode blocks are completely corroded, the bolt (4) can be further used as a cathode to avoid corrosion, and a protection method of a sacrificial anode can be utilized, so that the rust-proof protection effect of the screw can be further improved;
the weight of each magnesium anode block is 10-15 g, so that the magnesium anode block is added conveniently according to the condition of the bolt (4), and the over-protection of the cathode caused by the fact that the magnesium anode block is too large and the use amount of the magnesium anode block is difficult to control is avoided;
the magnesium anode block is formed by combining and pressing any two of magnesium and magnesium alloy, pure zinc and zinc alloy, and the effect of cathode protection can be improved;
the anti-rust oil (5) can be replaced by anti-corrosion glue, so that the sealing effect is good;
the fixed sleeve (8) is matched with the design of the sealing ring (9), and after the antirust sleeve (1) is sleeved on the bolt (4), the sealing effect of the bottom of the fixed sleeve (8) is better, and the antirust oil (5) is prevented from overflowing from the bottom of the fixed sleeve (8);
the above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (10)
1. A bolt rust preventer is characterized in that: by rust-resistant cover, hexagonal column, fixed cover, sealing washer, check liquid valve, swivel nut and feed liquor pipe group, rust-resistant cover is arranged in fixed sheathe in, fixed cover top internal diameter is less than the bottom internal diameter, and in fixed cover was arranged in to the sealing washer, rust-resistant cover top was arranged in to rust-resistant cover top, hexagonal column and rust-resistant cover structure as an organic whole, rust-resistant sheathe in and open there is the feed liquor hole, and the feed liquor is arranged in to the feed liquor pipe, and feed liquor pipe and rust-resistant cover are internal to be linked together, and on the feed liquor pipe was arranged in to the check liquid valve, the swivel nut was located rust-resistant cover.
2. The bolt rust preventer as claimed in claim 1, wherein the side of the rust preventive sleeve is provided with an outward-expanding sleeve near the bottom, the diameter of the outward-expanding sleeve increases from top to bottom, the bottom of the outward-expanding sleeve is flush with the bottom of the fixed sleeve, a negative pressure cavity is formed between the outward-expanding sleeve and the rust preventive sleeve, the outward-expanding sleeve is provided with an air suction hole, the air inlet pipe is disposed in the air suction hole, the air inlet pipe is communicated with the negative pressure cavity, and the one-way air valve is disposed on the air inlet pipe.
3. The bolt rust preventer according to claim 2, wherein when in use, the air pump is used in conjunction with the air inlet pipe to perform air pumping, so that the air in the negative pressure chamber is gradually reduced to form a negative pressure environment, thereby on one hand, the tightness between the rust-proof sleeve and the connecting member can be further improved, and the bolt is prevented from loosening, on the other hand, a protective ring can be formed at the bottom of the rust-proof sleeve, thereby preventing rainwater and the like from contacting the fixed sleeve to damage the fixed sleeve and further preventing the sealing environment in the rust-proof sleeve from being damaged.
4. The rust preventer of claim 1, wherein a maximum of 3 magnesium anode blocks are provided between the threaded sleeve and the bolt.
5. The bolt rust preventer as claimed in claim 4, wherein the magnesium anode block is formed by combining and pressing any two of magnesium and magnesium alloy, pure zinc and zinc alloy, and the weight of each magnesium anode block is between 10-15 g.
6. The rust preventer of claim 1, wherein the cross-sectional area of the rust preventing sleeve increases from top to bottom, and the surface of the rust preventing sleeve is smooth.
7. The rust preventer for bolt according to claim 1, wherein the hexagonal cylinder has anti-slip protrusions formed on its side surface.
8. The rust inhibitor for bolt of claim 1, wherein said cover is made of rubber.
9. The rust preventer for bolt according to claim 1, wherein the rust preventive oil is replaced with a corrosion preventive glue.
10. The bolt rust preventer according to claim 1, wherein the hexagonal socket and the rust preventive sleeve are integrally configured to enable the entire device to be more stable, and the hexagonal socket and the rust preventive sleeve are prevented from being dislocated to affect the installation of the rust preventive sleeve when the rust preventive sleeve is connected to the bolt by screwing the hexagonal socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010924850.6A CN111981016A (en) | 2020-09-05 | 2020-09-05 | Bolt rust preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010924850.6A CN111981016A (en) | 2020-09-05 | 2020-09-05 | Bolt rust preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111981016A true CN111981016A (en) | 2020-11-24 |
Family
ID=73446936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010924850.6A Pending CN111981016A (en) | 2020-09-05 | 2020-09-05 | Bolt rust preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111981016A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942952A (en) * | 2021-02-02 | 2021-06-11 | 贵州电网有限责任公司 | Weather-proof protective device for bolted connection node of steel tower |
-
2020
- 2020-09-05 CN CN202010924850.6A patent/CN111981016A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942952A (en) * | 2021-02-02 | 2021-06-11 | 贵州电网有限责任公司 | Weather-proof protective device for bolted connection node of steel tower |
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