CN220396219U - Weather-proof delayed fracture-resistant bolt - Google Patents
Weather-proof delayed fracture-resistant bolt Download PDFInfo
- Publication number
- CN220396219U CN220396219U CN202321442320.3U CN202321442320U CN220396219U CN 220396219 U CN220396219 U CN 220396219U CN 202321442320 U CN202321442320 U CN 202321442320U CN 220396219 U CN220396219 U CN 220396219U
- Authority
- CN
- China
- Prior art keywords
- screw
- screw rod
- delayed fracture
- bolt
- rubber elastic
- 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.)
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Links
- 230000003111 delayed effect Effects 0.000 title claims abstract description 15
- 239000002775 capsule Substances 0.000 claims abstract description 25
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 10
- 230000007423 decrease Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000002968 anti-fracture Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a weather-resistant delayed fracture-resistant bolt which comprises a screw rod and a screw head arranged at one end of the screw rod, wherein a plurality of concavely arranged grooves are formed in the side wall of the middle lower section of the screw rod, brittle capsules are arranged at the lower parts of the grooves, screw glue is filled in the brittle capsules, the brittle capsules are arranged to protrude out of the outer wall of the screw rod, rubber elastic parts are arranged at the upper parts of the grooves and protrude out of the outer wall of the screw rod, reinforcing steel wires penetrating through the screw rod and the screw head are arranged at the axial center positions of the screw rod and the screw head, and the axial tensile strength of the reinforcing steel wires is larger than that of the screw rod and the screw head. The utility model can improve the fracture resistance and the looseness resistance of the bolt.
Description
[ field of technology ]
The utility model relates to the technical field of bolts, in particular to the technical field of weather-resistant and delayed fracture-resistant bolts.
[ background Art ]
The fracture-resistant bolt is a common fastener in the mechanical industry, the current processing mode is generally turning molding, the strength is often difficult to ensure, unsafe phenomena such as turning around and rod fracture are sometimes generated in use, and the damage to industrial production is great. Therefore, the anti-fracture bolt is researched and improved, the quality stability of the anti-fracture bolt is ensured, and the anti-fracture bolt plays an important role in the development of technology and economy. The anti-loosening effect of the existing fracture-resistant bolt is also relatively common, and the bolt is very easy to loosen after long-time use.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a weather-resistant and delayed fracture-resistant bolt which can improve the fracture resistance and the loosening resistance of the bolt.
In order to achieve the above purpose, the utility model provides a weather-resistant and delayed fracture-resistant bolt, which comprises a screw and a screw head arranged at one end of the screw, wherein the side wall of the middle lower section of the screw is provided with a plurality of concavely arranged grooves, the lower part of each groove is provided with a brittle capsule, screw glue is filled in each brittle capsule, the brittle capsules are protruded out of the outer wall of the screw and are arranged, the upper part of each groove is provided with a rubber elastic part, the rubber elastic parts are also protruded out of the outer wall of the screw and are arranged, the axial positions of the screw and the screw head are provided with reinforcing steel wires which are penetrated, and the axial tensile strength of the reinforcing steel wires is larger than that of the screw and the screw head.
Preferably, the volume of the rubber elastic piece is larger than the volume of the brittle capsule.
Preferably, the groove is in a long strip shape extending along the outer wall of the screw.
Preferably, the width of the groove gradually decreases from the distance from the screw end to the distance from the screw end.
Preferably, the grooves are gradually inclined from bottom to top, and the inclined direction of the grooves is opposite to the screw thread direction on the surface of the screw.
Preferably, the two ends of the reinforced steel wire are respectively provided with a first limiting block and a second limiting block which are fixedly connected with the reinforced steel wire.
The weather-resistant and delayed fracture-resistant bolt has the beneficial effects that: according to the screw bolt, the brittle capsules are arranged in the grooves on the outer wall of the screw bolt, and the screw bolt is screwed into the screw hole, so that the brittle capsules are extruded by the screw bolt to be crushed due to the fact that the screw bolt protrudes out of the outer wall of the screw bolt, the internal screw bolt flows out and is uniformly smeared on the circumferences of the screw bolt and the screw bolt along with the rotation of the screw bolt, the firmness between the screw bolt and the screw bolt is enhanced after the screw bolt is solidified, the rubber elastic piece is contacted with the inside of the screw bolt after the screw bolt is solidified, the screw bolt extrudes the rubber elastic piece, the rubber elastic piece is deformed, the elasticity of the rubber elastic piece extrudes the rubber elastic piece to the lower end of the groove, the screw bolt in the groove is extruded, the screw bolt can be fully smeared and utilized, the axial pulling resistance of the screw bolt can be improved, and breakage is avoided.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic diagram of a front view structure of a weather-resistant and delay-break-resistant bolt according to the present utility model.
Fig. 2 is a schematic diagram showing the structure of a weather-resistant and delay-break-resistant bolt in a lower view.
Fig. 3 is a schematic front view in cross section of a weather-resistant and delayed fracture-resistant bolt according to the present utility model.
[ detailed description ] of the utility model
The present utility model will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
In the description of the present utility model, it should be noted that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships in which the inventive product is conventionally placed in use, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.
Embodiment one:
referring to fig. 1, 2 and 3, the weather-resistant and delayed fracture-resistant bolt comprises a screw 1 and a screw head 2 arranged at one end of the screw 1, wherein a plurality of concavely arranged grooves 11 are formed in the side wall of the middle lower section of the screw 1, brittle capsules 3 are arranged at the lower parts of the grooves 11, screw glue is filled in the brittle capsules 3, the brittle capsules 3 protrude out of the outer wall of the screw 1, rubber elastic pieces 4 are arranged at the upper parts of the grooves 11, the rubber elastic pieces 4 also protrude out of the outer wall of the screw 1, reinforcing steel wires 5 penetrating through the screw 1 and the screw head 2 are arranged at the axial positions of the screw head 2, and the axial tensile strength of the reinforcing steel wires 5 is greater than that of the screw 1 and the screw head 2. In this embodiment, through setting up brittle capsule 3 in the recess 11 with screw rod 1 outer wall to set up the screw gum in with brittle capsule 3, when screw rod 1 screwed in the screw, because brittle capsule 3 protrusion screw 1 outer wall sets up, brittle capsule 3 can be extruded by the screw, thereby broken, inside screw gum flows, and evenly paint screw rod 1 and screw circumference along with the rotation of screw rod 1, strengthen the firm degree between screw gum solidification back and the screw, rubber elastic component 4 can contact with the screw inside after brittle capsule 3, screw extrusion rubber elastic component 4 makes rubber elastic component 4 warp, the elasticity of rubber elastic component 4 makes its extrusion to recess 11 lower extreme, thereby extrude the screw gum in the recess, make it fully smear the utilization, strengthen wire 5 can improve the axial tensile pull performance of bolt, thereby avoid the fracture.
Preferably, the volume of the rubber elastic member 4 is greater than the volume of the frangible capsule 3.
Preferably, the groove 11 is elongated and extends along the outer wall of the screw 1.
Preferably, the width of the groove 11 gradually decreases from the end far from the screw head 2 to the end near to the screw head 2. The rubber elastic member 4 is facilitated to extend to the lower side of the groove 11 after being pressed, thereby pressing the screw paste.
Preferably, the grooves 11 are gradually inclined from bottom to top, and the inclination direction of the grooves 11 is opposite to the thread rotation direction of the surface of the screw 1. The rubber elastic piece 4 can be rubbed in the screw hole in the screwing process of the screw rod 1 to drive the screw rod to move in the opposite direction to the screwing direction of the screw thread, so that the screw rod extends to the lower part of the groove 11.
Preferably, the two ends of the reinforced steel wire 5 are respectively provided with a first limiting block 51 and a second limiting block 52 which are fixedly connected with the reinforced steel wire.
The working process of the utility model comprises the following steps:
according to the weather-resistant delayed fracture-resistant bolt, when the screw 1 is screwed into the screw hole in the working process, as the brittle capsule 3 is arranged to protrude out of the outer wall of the screw 1, the brittle capsule 3 can be extruded by the screw hole and broken, internal screw glue flows out, the rubber elastic piece 4 can be contacted with the inside of the screw hole after the brittle capsule 3, the screw hole extrudes the rubber elastic piece 4 to deform the rubber elastic piece 4, the elasticity of the rubber elastic piece 4 extrudes the rubber elastic piece towards the lower end of the groove 11, so that screw glue in the groove is extruded, and is uniformly smeared to the circumferences of the screw 1 and the screw hole along with the rotation of the screw 1, and the firmness between the screw glue and the screw hole is enhanced after solidification.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (6)
1. The utility model provides a resistant delay fracture bolt that waits, includes screw rod (1) and locates screw head (2) of screw rod (1) one end, its characterized in that: the screw rod (1) middle and lower section position lateral wall is equipped with recess (11) that a plurality of recesses set up, recess (11) lower part is equipped with fragile capsule (3), the intussuseption of fragile capsule (3) is filled with the screw gum, just fragile capsule (3) protrusion screw rod (1) outer wall sets up, recess (11) upper portion is equipped with rubber elastic component (4), rubber elastic component (4) also protrusion screw rod (1) outer wall sets up, screw rod (1) with screw head (2) axle center position is equipped with the reinforcing steel wire (5) that run through the setting, reinforcing steel wire (5) axial tensile strength is greater than screw rod (1) with the axial tensile strength of screw head (2).
2. The weatherable delayed fracture bolt according to claim 1, wherein: the volume of the rubber elastic piece (4) is larger than that of the brittle capsule (3).
3. The weatherable delayed fracture bolt according to claim 1, wherein: the groove (11) is in a strip shape extending along the outer wall of the screw (1).
4. A weatherable delayed fracture bolt according to claim 3, characterized in that: the width of the groove (11) gradually decreases from the end far away from the screw head (2) to the end close to the screw head (2).
5. A weatherable delayed fracture bolt according to claim 3, characterized in that: the grooves (11) are gradually inclined from bottom to top, and the inclination direction of the grooves (11) is opposite to the surface thread rotation direction of the screw (1).
6. The weatherable delayed fracture bolt according to claim 1, wherein: and a first limiting block (51) and a second limiting block (52) which are fixedly connected with the reinforcing steel wire (5) are respectively arranged at two ends of the reinforcing steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442320.3U CN220396219U (en) | 2023-06-07 | 2023-06-07 | Weather-proof delayed fracture-resistant bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442320.3U CN220396219U (en) | 2023-06-07 | 2023-06-07 | Weather-proof delayed fracture-resistant bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220396219U true CN220396219U (en) | 2024-01-26 |
Family
ID=89615083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321442320.3U Active CN220396219U (en) | 2023-06-07 | 2023-06-07 | Weather-proof delayed fracture-resistant bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220396219U (en) |
-
2023
- 2023-06-07 CN CN202321442320.3U patent/CN220396219U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |