CN214945670U - Novel protection U-shaped bolt - Google Patents
Novel protection U-shaped bolt Download PDFInfo
- Publication number
- CN214945670U CN214945670U CN202121736164.2U CN202121736164U CN214945670U CN 214945670 U CN214945670 U CN 214945670U CN 202121736164 U CN202121736164 U CN 202121736164U CN 214945670 U CN214945670 U CN 214945670U
- Authority
- CN
- China
- Prior art keywords
- bolt
- type
- shaped bolt
- shaped
- protective layer
- 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
- 239000011241 protective layer Substances 0.000 claims abstract description 29
- 230000001681 protective effect Effects 0.000 claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000005253 cladding Methods 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- 229910000599 Cr alloy Inorganic materials 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 3
- 239000000788 chromium alloy Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 229920005594 polymer fiber Polymers 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000003064 anti-oxidating effect Effects 0.000 abstract description 3
- 230000032683 aging Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model discloses a novel protective U-shaped bolt, which comprises a U-shaped bolt, a U-shaped protective sleeve, a connecting thread, a connecting bolt, a convex screw rod and an active metal block, the U-shaped protective sleeve is clamped at the lower part of the U-shaped bolt, the top parts of the left and right ends of the U-shaped bolt are provided with connecting threads, the connecting screw thread is provided with the connecting bolt matched with the connecting screw thread, so that the anti-corrosion protective layer on the surface of the U-shaped bolt can be maintained for a longer time, the U-shaped bolt is effectively prevented from rusting and being damaged, and simultaneously, the U-shaped bolt is also provided with a replaceable anti-corrosion active metal block, when the anti-oxidation protective layer falls off or is damaged, the U-shaped bolt can be protected by the active metal block, the U-shaped bolt is prevented from rusting, thereby guaranteed the quality of U type bolt, avoided the condition that the damage of rustting of U type bolt caused bigger loss under the difficult condition of maintaining.
Description
Technical Field
The utility model relates to a bolt field especially relates to a novel protection U type bolt.
Background
Currently, chinese patent No.: CN201721050190.3 discloses firm type U type bolt of convenient installation, including first U type bolt, second U type bolt and limiting plate, be provided with first nut on the first U type bolt, be provided with the second nut on the second U type bolt, the central point that first compression bar put through rotary joint and second compression bar puts interconnect, it has activity slide rail and centre bore to open respectively on the limiting plate, first U type bolt passes through fixing sleeve and limiting plate fixed connection, second U type bolt passes through activity sleeve and activity slide rail interconnect. This firm type U type bolt of convenient installation closes two U type bolts design as an organic whole, and inboard U type bolt can carry out 360 rotations in the activity slide rail on the limiting plate through the rotary joint, is convenient for carry out fixed angle's regulation, and holistic structure has promoted the stability fixed to the object greatly, can be more convenient install, and it is very convenient to use. However, in the prior art, when the U-shaped bolt is used for connecting the leaf spring, the U-shaped bolt still exists in the actual use process, the U-shaped bolt can be impacted by foreign matters from the bottom of the vehicle, the anti-corrosion surface of the U-shaped bolt can be damaged, and the problems of accelerated aging and oxidation can be solved.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a novel protection U type bolt, it solves prior art still to have U type bolt when being used for connecting leaf spring in the in-service use, can receive the striking of the foreign matter that comes from the vehicle bottom, can damage its anticorrosive surface, technical problem ageing and oxidation with higher speed.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel protection U type bolt, its structure includes U type bolt, U type protective sheath, connecting thread, connecting bolt, protruding screw rod, active metal piece, U type protective sheath card locates the lower part of U type bolt, the top at both ends all is equipped with connecting thread about U type bolt, set up on the connecting thread and connect screw-thread fit's connecting bolt, the top and the protruding screw rod fixed connection of the one end of U type bolt, set up active metal piece on the protruding screw rod.
Furthermore, the protruding screw rod is connected with the top of one end of the U-shaped bolt through welding.
Further, U type protective sheath cladding U type bolt's horizontal part and at least one third vertical part, the cross-section of U type protective sheath is the arc structure, the radian of U type protective sheath is 270 at most.
Further, U type protective sheath includes skin, inlayer, bonding portion, the polymer fiber structure of structure is woven to the warp and weft that the skin is 1-2 layers complex, the outer adhesion is on the upper portion of inlayer, the inlayer is for having elastic porous foam structure, and its thickness is 0.5-1.0cm, the middle part of the bottom of inlayer sets up bonding portion, the inlayer is through bonding portion and U type bolt fixed connection.
Further, U type bolt includes screw rod body, first protective layer, second protective layer, the screw rod body is solid cast iron structure, the surface of screw rod body sets up first protective layer, first protective layer is the chromium alloy cladding material that is used for increasing the surface hardness, the surface of first protective layer sets up the second protective layer, the second protective layer is aluminum alloy cladding material or paint layer.
Further, the active metal block is a cylindrical structure with a diameter smaller than that of the connecting thread or a cubic structure with a diagonal length smaller than that of the connecting thread.
Furthermore, a through hole is formed in the active metal block, an internal thread is formed in the through hole, and the active metal block is made of magnesium alloy or zinc alloy.
By adopting the technical scheme, the beneficial effects of the utility model are that: the U-shaped protective sleeve and the active metal block are arranged on the novel protective U-shaped bolt, so that the problem that when the U-shaped bolt is still used for connecting a steel plate spring in the actual use process in the prior art is solved, can be impacted by foreign matters from the bottom of the vehicle, can damage the anti-corrosion surface of the vehicle, accelerates the aging and oxidation conditions, and is provided with a U-shaped protective sleeve, can effectively protect the U-shaped bolt from being impacted by foreign matters from the bottom of the vehicle, so that the anticorrosive protective layer on the surface of the U-shaped bolt can be stored for a longer time, the U-shaped bolt is effectively prevented from being rusted and damaged, and simultaneously, the U-shaped bolt is also provided with a replaceable anti-corrosion active metal block, when the anti-oxidation protective layer falls off or is damaged, the U-shaped bolt can be protected by the active metal block, the U-shaped bolt is prevented from rusting, thereby guaranteed the quality of U type bolt, avoided the condition that the damage of rustting of U type bolt caused bigger loss under the difficult condition of maintaining.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic sectional structure of the present invention.
In the figure: 1. a U-shaped bolt; 2. a U-shaped protective sleeve; 3. connecting threads; 4. a connecting bolt; 5. a raised screw; 6. an active metal block; 11. a screw body; 12. a first protective layer; 13. a second protective layer; 21. an outer layer; 22. an inner layer; 23. and an adhesive part.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1-2, this embodiment provides a novel protection U-shaped bolt, and its structure includes U-shaped bolt 1, U-shaped protective sheath 2, connecting thread 3, connecting bolt 4, protruding screw rod 5, active metal piece 6, U-shaped protective sheath 2 clamps the lower part of locating U-shaped bolt 1, the top at both ends all is equipped with connecting thread 3 about U-shaped bolt 1, set up on connecting thread 3 and connecting thread 3 complex connecting bolt 4, the top and protruding screw rod 5 fixed connection of the one end of U-shaped bolt 1, set up active metal piece 6 on the protruding screw rod 5.
The protruding screw rod 5 is connected with the top of one end of the U-shaped bolt 1 through welding.
U type protective sheath 2 cladding U type bolt 1's horizontal part and at least one third's vertical part, U type protective sheath 2's cross-section is the arc structure, U type protective sheath 2's radian is 270 at most.
U type protective sheath 2 includes outer 21, inlayer 22, bonding portion 23, outer 21 is the polymer fiber structure of 1-2 layers complex warp and weft knitting structure, the upper portion at inlayer 22 of outer 21 adhesion, inlayer 22 is for having elastic porous foam structure, and its thickness is 0.5-1.0cm, the middle part of inlayer 22's bottom sets up bonding portion 23, inlayer 22 is through bonding portion 23 and U type bolt 1 fixed connection.
The active metal block 6 is a cylindrical structure having a diameter smaller than that of the connection screw 3 or a cubic structure having a diagonal length smaller than that of the connection screw 3.
The inside of active metal piece 6 sets up the through-hole, sets up the internal thread in this through-hole, active metal piece 6 is magnesium alloy or zinc alloy material.
The novel protective U-shaped bolt 1 improves the conditions that the prior art still has the U-shaped bolt 1 to be used for connecting a steel plate spring when the U-shaped bolt 1 is used for connecting the steel plate spring in the actual use process, the anticorrosive surface of the U-shaped bolt can be damaged by the impact of foreign matters from the bottom of a vehicle, and the aging and the oxidation are accelerated, can effectively protect the U-shaped bolt 1 from the impact of the foreign matters from the bottom of the vehicle by arranging the U-shaped protective sleeve 2, so that the anticorrosive protective layer on the surface of the U-shaped bolt 1 can be kept for a longer time, the U-shaped bolt 1 is effectively prevented from rusting and being damaged, meanwhile, the U-shaped bolt 1 is also provided with the replaceable active metal block 6 for corrosion prevention, when the anti-oxidation protective layer falls off or is damaged, the active metal block 6 can protect the U-shaped bolt 1, the U-shaped bolt 1 is prevented from rusting, and the quality of the U-shaped bolt 1 is ensured, the condition that the U-shaped bolt 1 rusts and is damaged to cause larger loss under the condition that the maintenance is difficult is avoided.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a novel protection U type bolt which characterized in that: its structure includes U type bolt, U type protective sheath, connecting thread, connecting bolt, protruding screw rod, active metal piece, the lower part of U type bolt is located to U type protective sheath card, the top at both ends all is equipped with connecting thread about U type bolt, set up on the connecting thread with connecting thread complex connecting bolt, the top and the protruding screw rod fixed connection of the one end of U type bolt, set up active metal piece on the protruding screw rod.
2. The novel protection U-shaped bolt of claim 1, characterized in that: the protruding screw rod is connected with the top of one end of the U-shaped bolt through welding.
3. The novel protection U-shaped bolt of claim 1, characterized in that: u type protective sheath cladding U type bolt horizontal part and at least one third's vertical part, the cross-section of U type protective sheath is the arc structure, the radian of U type protective sheath is 270 at most.
4. The novel protection U-shaped bolt of claim 1, characterized in that: u type protective sheath includes skin, inlayer, bonding portion, the polymer fiber structure of structure is woven to the warp and weft that the skin is 1-2 layers complex, outer adhesion is on the upper portion of inlayer, the inlayer is for having elastic porous foam structure, and its thickness is 0.5-1.0cm, the middle part of the bottom of inlayer sets up bonding portion, the inlayer is through bonding portion and U type bolt fixed connection.
5. The novel protection U-shaped bolt of claim 1, characterized in that: the U type bolt includes screw rod body, first protective layer, second protective layer, the screw rod body is solid cast iron structure, the surface of screw rod body sets up first protective layer, first protective layer is the chromium alloy cladding material that is used for increasing the surface hardness, the surface of first protective layer sets up the second protective layer, the second protective layer is aluminum alloy cladding material or paint layer.
6. The novel protection U-shaped bolt of claim 1, characterized in that: the active metal block is a cylindrical structure with the diameter smaller than that of the connecting thread or a cubic structure with the diagonal length smaller than that of the connecting thread.
7. The novel protection U-shaped bolt of claim 1, characterized in that: the inside of active metal piece sets up the through-hole, sets up the internal thread in this through-hole, active metal piece is magnesium alloy or zinc alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736164.2U CN214945670U (en) | 2021-07-28 | 2021-07-28 | Novel protection U-shaped bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736164.2U CN214945670U (en) | 2021-07-28 | 2021-07-28 | Novel protection U-shaped bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214945670U true CN214945670U (en) | 2021-11-30 |
Family
ID=79070114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121736164.2U Expired - Fee Related CN214945670U (en) | 2021-07-28 | 2021-07-28 | Novel protection U-shaped bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214945670U (en) |
-
2021
- 2021-07-28 CN CN202121736164.2U patent/CN214945670U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20211130 |