CN212615816U - Bolt with adjustable length - Google Patents
Bolt with adjustable length Download PDFInfo
- Publication number
- CN212615816U CN212615816U CN202021343362.8U CN202021343362U CN212615816U CN 212615816 U CN212615816 U CN 212615816U CN 202021343362 U CN202021343362 U CN 202021343362U CN 212615816 U CN212615816 U CN 212615816U
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- screw rod
- length
- thread
- screw
- nut
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Abstract
The utility model discloses a bolt of adjustable length, concretely relates to bolt technical field, the screw cap comprises a nut, the one end fixedly connected with screw rod of nut, the surface of screw rod is laminated each other has the packing ring piece, the adaptation nut is installed to the other end screw thread of screw rod, the inside threaded mounting of screw rod has coupling assembling, coupling assembling includes the thread festival, the inside threaded hole of seting up in one side of thread festival, keep away from one side fixedly connected with link of screw hole, the inside adaptation thread groove of seting up of screw rod. The utility model discloses a set up coupling assembling, utilized coupling assembling to promote the length of screw rod to increased the device's result of use, improved the device's adaptation scope and result of use, thereby greatly increased the device's practicality, make operating personnel need not to carry the bolt of other multiple models, thereby reduced staff's the amount of labour.
Description
Technical Field
The utility model relates to a bolt technical field, more specifically says, the utility model relates to a bolt of adjustable length.
Background
Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts, fasteners of the type consisting of a head and a screw (a cylinder with external threads), are required to be fitted with a nut for fastening two parts with through holes, and this form of connection is called bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection.
However, in practical use, there still exist some disadvantages, such as:
the length value of the bolt can not be adjusted by the existing bolt, so that the bolt can be selected from bolts of different models and different lengths according to actual conditions when being used specifically, the adaptation range of the existing bolt is reduced, and the using effect of the device is reduced.
Second, current bolt adaptation degree is lower, and the scope that can install is less, consequently needs operating personnel to hand-carry the bolt that differs of multiple length to greatly reduced the device's result of use, also increased operating personnel's during operation amount of labour.
It is therefore desirable to provide bolts that are adjustable in length.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a bolt of adjustable length, through setting up coupling assembling and magnet, operating personnel carries the bolt and assembles seat and bed after that, during furniture such as cabinet, when the length of bolt is not enough, earlier advance the inside adaptation thread groove of screw rod with the link thread mounting, in the threaded hole is advanced to the link thread mounting on another coupling assembling after that, reach the requirement of installation until screw rod and coupling assembling's overall length, after that normally carry out fixed mounting to screw rod and coupling assembling's whole can, thereby the adaptation scope of the device has been improved, the result of use of the device has been increased, in order 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: bolt of adjustable length, including the nut, the one end fixedly connected with screw rod of nut, the surface of screw rod is laminated each other has the packing ring piece, the adaptation nut is installed to the other end screw thread of screw rod, coupling assembling is installed to the inside screw thread of screw rod, coupling assembling includes the thread pitch, the inside threaded hole that offers in one side of thread pitch, keep away from one side fixedly connected with link in screw hole, the adaptation thread groove has been offered to the inside of screw rod, a side surface demountable installation of adaptation thread groove has magnet.
In a preferred embodiment, the thickness of the gasket sheet ranges from one millimeter to three millimeters, and the surface of the gasket sheet is provided with anti-skid lines.
In a preferred embodiment, the inner surface of the adapter nut is uniformly coated with a layer of lubricating oil.
In a preferred embodiment, the diameter of the threaded section is the same as the diameter of the screw, and the diameter of the threaded hole has the same value as the diameter of the adapting threaded groove.
In a preferred embodiment, the connecting joint is matched with the threaded hole and the matching threaded groove, and the outer surface of the connecting joint is smooth.
In a preferred embodiment, the surface of the connecting component is smooth, and the whole material of the connecting component is a metal component.
In a preferred embodiment, the magnet is rectangular in shape, and the magnet is made of a ferromagnetic material.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up coupling assembling and magnet, operating personnel carries the bolt and assembles seat and bed after that, during furniture such as cabinet, when the length of bolt is not enough, earlier advance the inside adaptation thread groove of screw rod with the joint thread installation, in the threaded hole is advanced with the joint thread installation on another coupling assembling after that, reach the requirement of installation until screw rod and coupling assembling's overall length, after that normally carry out fixed mounting to screw rod and coupling assembling's whole can, thereby the adaptation scope of the device has been improved, the device's result of use has been increased.
2. The utility model discloses a set up coupling assembling, utilized coupling assembling to promote the length of screw rod to increased the device's result of use, improved the device's adaptation scope and result of use, thereby greatly increased the device's practicality, make operating personnel need not to carry the bolt of other multiple models, thereby reduced staff's the amount of labour, improved the device's work efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the screw lengthening structure of the present invention.
Fig. 3 is the schematic diagram of the connection assembly structure of the present invention.
Fig. 4 is a schematic view of the internal cross-section structure of the screw rod of the present invention.
Fig. 5 is a schematic diagram of the structure of the adaptive thread groove of the present invention.
The reference signs are: 1. a nut; 2. a screw; 3. a gasket sheet; 4. adapting the nut; 5. a connecting assembly; 51. a threaded joint; 52. a threaded hole; 53. a connecting section; 6. adapting the thread groove; 7. and a magnet.
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.
The bolt with adjustable length shown in the attached figures 1-5 comprises a nut 1, a screw 2 is fixedly connected to one end of the nut 1, a gasket sheet 3 is attached to the outer surface of the screw 2, an adaptive nut 4 is installed on the other end of the screw 2 in a threaded manner, a connecting assembly 5 is installed on the inner thread of the screw 2, the connecting assembly 5 comprises a threaded joint 51, a threaded hole 52 is formed in one side of the threaded joint 51, a connecting joint 53 is fixedly connected to the side away from the threaded hole 52, an adaptive threaded groove 6 is formed in the screw 2, a magnet 7 is detachably installed on the surface of one side of the adaptive threaded groove 6, the thickness value of the gasket sheet 3 ranges from one millimeter to three millimeters, anti-skid lines are formed on the surface of the gasket sheet 3, a layer of lubricating oil is uniformly coated on the inner surface of the adaptive nut 4, the diameter of the threaded joint 51 is the same as that of the screw 2, and the, the connecting joint 53 is matched with the threaded hole 52 and the matching threaded groove 6, the outer surface of the connecting joint 53 is smooth, the surface of the connecting assembly 5 is smooth, and the connecting assembly 5 is made of a metal component.
Referring specifically to fig. 2 of the specification, the magnet 7 is rectangular in shape, and the magnet 7 is made of a ferromagnetic material.
The implementation mode is specifically as follows: the attraction of the magnet 7 is utilized, so that the connecting joint 53 can be tightly fixed in the adapting thread groove 6 under the dual actions of thread friction and the attraction of the magnet 7 when being fixed in the adapting thread groove 6.
The utility model discloses the theory of operation:
the first step is as follows: the operator first assembles the various components of the device normally and then starts the device normally.
The second step is that: when carrying the bolt and assembling furniture such as seat and bed, cabinet next to the operating personnel, when the length of bolt is not enough, earlier in connecting link 53 threaded mounting goes into the inside adaptation thread groove 6 of screw rod 2, in connecting link threaded mounting goes into screw hole 52 on another coupling assembling 5 next, until the screw rod 2 reaches the requirement of installation with coupling assembling 5's overall length, then normally to screw rod 2 and coupling assembling 5's whole fixed mounting can.
The third step: the operator first closes the device normally, then checks whether the fixity between the various components of the device is normal, and then replaces and repairs the more aged and worn parts inside the device.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Bolt of adjustable length, including nut (1), the one end fixedly connected with screw rod (2) of nut (1), the surface of screw rod (2) is laminated each other has packing ring piece (3), its characterized in that: adaptation nut (4) are installed to the other end screw thread of screw rod (2), coupling assembling (5) are installed to the inside screw thread of screw rod (2), coupling assembling (5) are including thread joint (51), the inside threaded hole (52) of seting up in one side of thread joint (51), keep away from one side fixedly connected with link (53) of screw hole (52), adaptation thread groove (6) have been seted up to the inside of screw rod (2), a side surface demountable installation of adaptation thread groove (6) has magnet (7).
2. The length-adjustable bolt according to claim 1, wherein: the thickness value range of the gasket sheet (3) is one millimeter to three millimeters, and the surface of the gasket sheet (3) is provided with anti-skid lines.
3. The length-adjustable bolt according to claim 1, wherein: and a layer of lubricating oil is uniformly coated on the inner surface of the adapting nut (4).
4. The length-adjustable bolt according to claim 1, wherein: the diameter of the threaded joint (51) is the same as that of the screw (2), and the diameter value of the threaded hole (52) is the same as that of the adaptive threaded groove (6).
5. The length-adjustable bolt according to claim 1, wherein: the connecting joint (53) is matched with the threaded hole (52) and the matching threaded groove (6), and the outer surface of the connecting joint (53) is smooth.
6. The length-adjustable bolt according to claim 1, wherein: the surface of the connecting component (5) is smooth, and the whole connecting component (5) is made of a metal component.
7. The length-adjustable bolt according to claim 1, wherein: the magnet (7) is rectangular, and the magnet (7) is made of a strong magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343362.8U CN212615816U (en) | 2020-07-10 | 2020-07-10 | Bolt with adjustable length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343362.8U CN212615816U (en) | 2020-07-10 | 2020-07-10 | Bolt with adjustable length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615816U true CN212615816U (en) | 2021-02-26 |
Family
ID=74745735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021343362.8U Active CN212615816U (en) | 2020-07-10 | 2020-07-10 | Bolt with adjustable length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212615816U (en) |
-
2020
- 2020-07-10 CN CN202021343362.8U patent/CN212615816U/en active Active
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