CN213298561U - Anticorrosive easy-to-detach fastener - Google Patents
Anticorrosive easy-to-detach fastener Download PDFInfo
- Publication number
- CN213298561U CN213298561U CN202022155075.0U CN202022155075U CN213298561U CN 213298561 U CN213298561 U CN 213298561U CN 202022155075 U CN202022155075 U CN 202022155075U CN 213298561 U CN213298561 U CN 213298561U
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- CN
- China
- Prior art keywords
- screw rod
- backing plate
- connecting pipe
- anticorrosion
- lag
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 239000012943 hotmelt Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000009979 protective mechanism Effects 0.000 abstract 3
- 230000007246 mechanism Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an anticorrosive easily-disassembled fastener, which comprises a screw rod and a backing plate, wherein the backing plate is arranged on the periphery of the outer side of the lower end of the screw rod, the screw rod is fixedly sleeved with the backing plate, sealing gaskets are arranged at the intersection parts of the upper and lower end surface sides of the backing plate and the screw rod, the sealing gaskets are fixedly sleeved with the backing plate, and the lower end of the screw rod is provided with a protective mechanism, so that when the screw rod is connected, the screw rod can be mutually connected through the protective mechanism and the screw rod, the screw rod is prevented from being exposed outside after being connected, the bottom end of the protective mechanism is provided with a protective sleeve, the protective sleeve is of a hollow structure, when the protective sleeve is acted by acting force, the screw rod can be wrapped through stretching, and the sealing gaskets are arranged at the corresponding parts of the upper end and the bottom end of the backing plate and, thereby, the screw rod is not exposed to the outside, and the corrosion resistance of the fastener is improved.
Description
Technical Field
The utility model belongs to the technical field of the fastener is relevant, concretely relates to anticorrosive easy fastener of dismantling.
Background
Fasteners, also known as standard parts on the market, are a general term for a class of mechanical parts used in fastening two or more parts into one piece. It features various varieties and specifications, different functions and usages, and very high standardization, serialization and universalization degree.
The existing fastener has the following problems: when the existing fastener is used, the fastener can be rusted due to the external severe environment, and the fastener can be damaged for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fastener of anticorrosive easy dismouting to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anticorrosive easy detachable fastener, includes screw rod and backing plate, lower extreme outside a week of screw rod is provided with the backing plate, the screw rod cup joints fixedly with the backing plate, the upper and lower both ends table side of backing plate is provided with sealed the pad with crossing department of screw rod, sealed pad cup joints fixedly with the backing plate, the lower extreme of screw rod is provided with protection machanism, protection machanism's constitution is including connecting pipe and lag, the lower extreme of connecting pipe is provided with the lag, the connecting pipe is fixed with lag hot melt.
Preferably, the backing plate comprises a body and a sleeving hole, the body is of a plate-shaped structure, the sleeving hole is formed in the inner axis of the body and penetrates through the body, and the backing plate is fixedly sleeved with the sealing gasket through the body.
Preferably, the number of the sealing gaskets is two, and the two sealing gaskets are both of a circular ring body structure with a hollow inner part.
Preferably, the backing plate is of a plate-shaped structure, a hole is formed in the axis of the backing plate, and the inner side of the hole in the axis of the backing plate is of a smooth structure.
Preferably, the protective sleeve is of a hollow structure, and the length of the protective sleeve can be changed when the protective sleeve is extruded.
Preferably, the connecting pipe is of a cylindrical structure with a hollow inner part, and an inner thread groove is formed in the periphery of the inner part of the connecting pipe.
Compared with the prior art, the utility model provides a fastener of anticorrosive easy dismouting possesses following beneficial effect:
(1) the protection mechanism is arranged at the bottom end of the screw rod, so that the screw rod can be connected with the protection mechanism when the screw rod is connected, the protection mechanism wraps the screw rod after the screw rod is connected, the situation that the screw rod is exposed outside after the screw rod is connected is avoided, and the service life of the screw rod can be prolonged;
(2) the utility model discloses in be provided with the lag in protection machanism's bottom to this lag is hollow structure, and when the lag received the effect of effort, can wrap up the screw rod through the drawing, and be provided with sealed the pad with the department of corresponding of screw rod in the upper end of backing plate, thereby make the screw rod not expose the position outside, improved the corrosion resisting property of fastener like this.
Drawings
FIG. 1 is a schematic view of the overall structure of the corrosion-resistant and easily detachable fastener of the present invention;
FIG. 2 is a schematic view of the overall structure of the backing plate of the present invention;
FIG. 3 is a schematic view of the front structure of the protection mechanism of the present invention;
in the figure: 1. a screw; 2. a gasket; 3. a base plate; 31. a body; 32. sleeving a hole; 4. a protection mechanism; 41. a connecting pipe; 42. a protective sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-3, the present invention provides a technical solution: an anticorrosion and easily detachable fastener comprises a screw rod 1 and a backing plate 3, the backing plate 3 is arranged on the periphery of the outer side of the lower end of the screw rod 1, and the backing plate 3 is arranged, so that the screw rod 1 is more compact in connection and does not slide off, the backing plate 3 comprises a body 31 and a sleeve hole 32, the body 31 is of a plate-shaped structure, the sleeve hole 32 is arranged at the inner axis of the body 31, the sleeve hole 32 penetrates through the body 31, the backing plate 3 is fixedly sleeved with a sealing gasket 2 through the body 31, the screw rod 1 is fixedly sleeved with the backing plate 3, sealing gaskets 2 are arranged at the intersections of the upper end surface side and the lower end surface side of the backing plate 3 and the screw rod 1, the sealing gasket 2 is fixedly sleeved with the backing plate 3, the backing plate 3 is of a plate-shaped structure, a hole is arranged at the axis of the backing plate 3, the inner side of the hole at the, screw rod 1's lower extreme is provided with protection machanism 4, setting through protection machanism 4, thereby can improve screw rod 1's life, protection machanism 4's constitution is including connecting pipe 41 and lag 42, lag 42 is inside hollow structure, lag 42 length can change when receiving the extrusion, connecting pipe 41's lower extreme is provided with lag 42, setting through lag 42, lag 42 parcel screw rod 1, screw rod 1 and external environment contaction have been avoided, connecting pipe 41 is inside hollow cylinder structure, connecting pipe 41's inside a week is provided with the internal thread groove, be provided with the internal thread groove through the inside at connecting pipe 41, the setting of carrying out screw rod 1 like this, can be so that screw rod 1 and connecting pipe 41 better reach the effect of being connected, connecting pipe 41 is fixed with lag 42 hot melt.
The utility model discloses a theory of operation and use flow: when the fastener is used, the fastener is firstly taken out, then the backing plate 3 is placed at the surface end of an article to be connected, the sleeving hole 32 in the backing plate 3 corresponds to the shaft hole of the article to be connected, then the screw rod 1 is taken out, the screw rod 1 is inserted into the sealing gasket 2 at the surface end of the backing plate 3, then the screw rod 1 penetrates through the article, then the protection mechanism 4 is connected at the position corresponding to the bottom end of the screw rod 1, then the screw rod 1 is rotated, so that the screw rod 1 is tightly connected with the connecting pipe 41 in the protection mechanism 4 through the thread groove, when the protection mechanism 4 is connected with the screw rod 1, the screw rod 1 stretches the protection sleeve 42 in the rotating process until the screw rod 1 is tightly fixed, the protection sleeve 42 is wrapped at the bottom end of the screw rod 1 for a circle, so that no redundant part of the screw rod 1 is exposed outside, the service life of the screw rod 1 is prolonged, the screw rod 1 can be tightly fixed under the action of the sealing gasket 2, and the phenomenon of looseness can not occur, so that the device is used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fastener of anticorrosive easy dismouting, includes screw rod (1) and backing plate (3), its characterized in that: the lower extreme outside a week of screw rod (1) is provided with backing plate (3), screw rod (1) cup joints fixedly with backing plate (3), the crossing department of the upper and lower both ends table side of backing plate (3) and screw rod (1) is provided with sealed pad (2), sealed pad (2) cup joints fixedly with backing plate (3), the lower extreme of screw rod (1) is provided with protection machanism (4), the constitution of protection machanism (4) is including connecting pipe (41) and lag (42), the lower extreme of connecting pipe (41) is provided with lag (42), connecting pipe (41) are fixed with lag (42) hot melt.
2. An anticorrosion easily detachable fastener according to claim 1, characterized in that: the backing plate is characterized in that the backing plate (3) comprises a body (31) and a sleeve joint hole (32), the body (31) is of a plate-shaped structure, the sleeve joint hole (32) is formed in the inner axis of the body (31), the sleeve joint hole (32) penetrates through the body (31), and the backing plate (3) is fixedly sleeved with the sealing gasket (2) through the body (31).
3. An anticorrosion easily detachable fastener according to claim 1, characterized in that: the sealing gasket (2) is provided with two sealing gaskets, and the two sealing gaskets (2) are both of hollow annular structures.
4. An anticorrosion easily detachable fastener according to claim 1, characterized in that: the base plate (3) is of a plate-shaped structure, a hole is formed in the axis of the base plate (3), and the inner side of the hole in the axis of the base plate (3) is of a smooth structure.
5. An anticorrosion easily detachable fastener according to claim 1, characterized in that: the protective sleeve (42) is of a hollow structure, and the length of the protective sleeve (42) can be changed when the protective sleeve is extruded.
6. An anticorrosion easily detachable fastener according to claim 1, characterized in that: the connecting pipe (41) is of a hollow cylindrical structure, and an internal thread groove is formed in the connecting pipe (41) in the periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022155075.0U CN213298561U (en) | 2020-09-27 | 2020-09-27 | Anticorrosive easy-to-detach fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022155075.0U CN213298561U (en) | 2020-09-27 | 2020-09-27 | Anticorrosive easy-to-detach fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298561U true CN213298561U (en) | 2021-05-28 |
Family
ID=76010176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022155075.0U Expired - Fee Related CN213298561U (en) | 2020-09-27 | 2020-09-27 | Anticorrosive easy-to-detach fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298561U (en) |
-
2020
- 2020-09-27 CN CN202022155075.0U patent/CN213298561U/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: 20210528 |