CN220415953U - Combined multifunctional screw - Google Patents
Combined multifunctional screw Download PDFInfo
- Publication number
- CN220415953U CN220415953U CN202321790474.1U CN202321790474U CN220415953U CN 220415953 U CN220415953 U CN 220415953U CN 202321790474 U CN202321790474 U CN 202321790474U CN 220415953 U CN220415953 U CN 220415953U
- Authority
- CN
- China
- Prior art keywords
- main body
- main part
- fastening
- screw
- bolt
- 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.)
- Active
Links
- 239000002699 waste material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a combined multifunctional screw, which comprises a main body bolt, an outer sleeve and a fastening bolt, wherein the main body bolt comprises a main body screw head and a main body screw rod, a plurality of internal threaded holes which are arranged perpendicular to the axis direction are formed in the outer wall of the main body screw head in a surrounding manner, one end of the main body screw rod is coaxially fixed on the main body screw head, a sleeve body channel which is arranged along the axis direction is arranged in the middle of the outer sleeve member, a plurality of through holes which are arranged perpendicular to the axis direction are formed in the outer wall of the outer sleeve member in a surrounding manner, when the two main body screw heads are sequentially arranged along the axis direction and are made to be closely attached to each other, the two main body screw heads can be sleeved in the sleeve body channel at the same time, and the outer sleeve member and the two main body screw heads can be fixed through the fastening bolts which respectively penetrate through the corresponding through holes and the internal threaded holes.
Description
[ field of technology ]
The utility model relates to the technical field of fasteners, in particular to the technical field of combined multifunctional screws.
[ background Art ]
Stud bolts (students), also called studs or studs, are usually polished rods in the middle and threaded at both ends, and are commonly used in mining machinery, bridges, automobiles, motorcycles, boiler steel structures, towers, large-span steel structures, large-scale buildings and other fields.
Existing studs are generally integrally designed, such as an isometric stud disclosed in the patent publication CN201326629, a stud length measuring tool disclosed in the patent publication CN115540717a, a length measuring method thereof, and a stud assembly disclosed in the patent publication CN 217898455U. On one hand, once the threads at one end of the stud are deformed due to abrasion, corrosion and the like, the whole stud is scrapped, waste is caused, and on the other hand, the application scene is single and the multifunctional stud is not provided.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a combined multifunctional screw which is flexible in use mode, easy to assemble, disassemble and replace and capable of effectively avoiding the waste problem that the whole fastener is scrapped due to partial thread damage.
In order to achieve the above purpose, the utility model provides a combined multifunctional screw, which comprises a main body bolt, an outer sleeve and a fastening bolt, wherein the main body bolt comprises a main body screw head and a main body screw rod, a plurality of internal thread holes which are arranged perpendicular to the axis direction are formed in the outer wall of the main body screw head in a surrounding manner, one end of the main body screw rod is coaxially fixed on the main body screw head, a sleeve body channel which is arranged along the axis direction is arranged in the middle of the outer sleeve, a plurality of through holes which are arranged perpendicular to the axis direction are formed in the outer wall of the outer sleeve in a surrounding manner, when the two main body screw heads are sequentially arranged along the axis direction and are made to be clung to each other, the two main body screw heads are simultaneously sleeved in the sleeve body channel, and the outer sleeve and the two main body screw heads can be fixed through a plurality of fastening bolts which respectively penetrate through the corresponding through holes and the internal thread holes.
Preferably, the main body screw head is in an outer hexagonal shape, and the sleeve body channel is in an inner hexagonal shape.
Preferably, rough textures are arranged on the outer wall of the main body screw head and/or the inner wall of the sleeve body channel.
Preferably, the fastening bolt comprises a fastening screw head and a fastening screw rod, one end of the fastening screw rod is coaxially fixed on the fastening screw head, one side of the fastening screw head, which is opposite to the fastening screw rod, is also provided with an inner hexagonal notch, and each through hole is a step hole and can enable the screwed fastening screw head to completely sink into the large hole section.
Preferably, the device further comprises rubber plugs, wherein each rubber plug is plugged into each through hole screwed with the fastening bolt to close the inlet.
Preferably, the outer sleeve member is cylindrical, a plurality of plane parts are arranged on the outer wall in a surrounding mode, and each through hole is respectively arranged on the plane parts.
The utility model has the beneficial effects that:
1) The main body screw head and the main body screw rod which are coaxially arranged are adopted to jointly form the main body screw, the outer wall of the main body screw head is circumferentially provided with a plurality of internal threaded holes which are perpendicular to the central axis direction, so that the main body screw can be used as a common screw on one hand, and on the other hand, when the two main body screw heads are sequentially arranged along the central axis direction and are clung to each other, the outer sleeve and the plurality of fastening screw bolts are utilized to splice the two main body screw heads, so that the two main body screw bolts are spliced to form the double-headed screw rod for application, the use mode is flexible, the disassembly and the replacement are easy, and the waste problem of scrapping of the whole fastener caused by partial screw damage can be effectively avoided;
2) The main body screw head and the sleeve body channel are respectively in an outer hexagonal shape and an inner hexagonal shape, so that before screwing in each fastening bolt, the two main body screw heads can be guided to be smoothly inserted into the sleeve body channel, each inner threaded hole and each through hole can be in one-to-one correspondence, rough textures are arranged on the outer wall of the main body screw head and/or the inner wall of the sleeve body channel, and the splicing stability between the two main body bolts can be further improved by utilizing friction force;
3) Through setting each through hole as the step hole, cooperate respectively and set up interior hexagonal notch again on each fastening bolt's fastening screw head, do not influence each fastening bolt's smooth screwing in, still can make each fastening screw head can fully take in the big hole section of the step hole of place, avoid influencing the normal assembly of surrounding parts because of its evagination.
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 front view of a body bolt;
FIG. 2 is a front view of two body bolts with the body heads in close proximity;
FIG. 3 is a front view of two body bolts with the body heads in close proximity and sleeved with an external sleeve;
FIG. 4 is a front view of the outer sleeve;
fig. 5 is a top view of the outer sleeve.
In the figure: 1-main body bolt, 11-main body screw head, 111-internal threaded hole, 12-main body screw rod, 2-external member, 21-sleeve body channel, 22-through hole, 23-plane portion, 3-fastening bolt.
[ detailed description ] of the utility model
Referring to fig. 1 to 5, the combined multifunctional screw of the utility model comprises a main body bolt 1, an outer sleeve member 2 and a fastening bolt 3, wherein the main body bolt 1 comprises a main body screw head 11 and a main body screw rod 12, a plurality of internal threaded holes 111 which are arranged perpendicular to the central axis direction are formed around the outer wall of the main body screw head 11, one end of the main body screw rod 12 is coaxially fixed on the main body screw head 11, a sleeve body channel 21 which is arranged along the central axis direction is formed in the middle of the outer sleeve member 2, a plurality of through holes 22 which are arranged perpendicular to the central axis direction are formed around the outer wall of the outer sleeve member 2, when the two main body bolts 1 are sequentially arranged along the central axis direction and the two main body screw heads 11 are tightly attached, the two main body screw heads 11 can be sleeved in the sleeve body channel 21 at the same time, and the fastening bolts 3 which respectively pass through the corresponding through holes 22 and the internal threaded holes 111 can be fixed between the outer sleeve member 2 and the two main body screw heads 11.
The main body screw head 11 is in an outer hexagonal shape, and the sleeve body channel 21 is in an inner hexagonal shape.
Rough textures are arranged on the outer wall of the main body screw head 11 and/or the inner wall of the sleeve body channel 21.
The fastening bolt 3 comprises a fastening screw head and a fastening screw rod, one end of the fastening screw rod is coaxially fixed on the fastening screw head, an inner hexagonal notch is further formed in one side, opposite to the side connected with the fastening screw rod, of the fastening screw head, each through hole 22 is a stepped hole, and the screwed fastening screw head can be completely sunk into the large hole section.
And further comprises rubber plugs, wherein the rubber plugs are respectively plugged into the through holes 22 screwed with the fastening bolts 3 to close the inlets.
The outer sleeve member 2 is cylindrical, a plurality of plane parts 23 are arranged around the outer wall, and each through hole 22 is respectively arranged above the plane parts 23.
The working process of the utility model comprises the following steps:
when in use, the main body bolt 1 can be directly used as a common bolt. In addition, before use, the two main bolts 1 may be sequentially arranged along the central axis direction and the two main bolts 11 may be closely attached to each other (see fig. 2), and then the external sleeve 2 is simultaneously sleeved outside the two main bolts 11 and screwed into the plurality of fastening bolts 3 to achieve fixation (see fig. 3). At this time, the two main body bolts 1 spliced by the outer sleeve 2 and the plurality of fastening bolts 3 can be used as a common stud.
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 multifunctional screw of combination formula, its characterized in that: including main part bolt (1), overcoat piece (2) and fastening bolt (3), main part bolt (1) include main part spiral shell head (11) and main part screw rod (12), the outer wall department of main part spiral shell head (11) encircles and is equipped with internal thread hole (111) that a plurality of perpendicular to axis direction set up, the one end coaxial fixation of main part screw rod (12) is on main part spiral shell head (11), the middle part of overcoat piece (2) is equipped with sleeve body passageway (21) that set up along the axis direction, the outer wall department of overcoat piece (2) encircles and is equipped with through-hole (22) that a plurality of perpendicular to axis direction set up, and two when main part bolt (1) are arranged in proper order and are made two main part spiral shell heads (11) hug closely mutually can make two main part spiral shell heads (11) overlap simultaneously and locate sleeve body passageway (21), the fastening bolt (3) that pass corresponding through-hole (22) and internal thread hole (111) respectively between overcoat piece (2) and two main part spiral shell heads (11) realize fixing.
2. The combination multi-function screw of claim 1, wherein: the main body screw head (11) is in an outer hexagonal shape, and the sleeve body channel (21) is in an inner hexagonal shape.
3. The combination multi-function screw of claim 2, wherein: rough textures are arranged on the outer wall of the main body screw head (11) and/or the inner wall of the sleeve body channel (21).
4. The combination multi-function screw of claim 1, wherein: the fastening bolt (3) comprises a fastening screw head and a fastening screw rod, one end of the fastening screw rod is coaxially fixed on the fastening screw head, an inner hexagonal notch is further formed in one side, opposite to the fastening screw rod, of the fastening screw head, each through hole (22) is a stepped hole, and the screwed fastening screw head can completely sink into the large hole section.
5. The combination multi-function screw of claim 4, wherein: the device also comprises rubber plugs, and the through holes (22) screwed with the fastening bolts (3) are respectively plugged into the rubber plugs to seal the inlets.
6. The combination multi-function screw of claim 4, wherein: the outer sleeve member (2) is cylindrical, a plurality of plane parts (23) are arranged on the outer wall in a surrounding mode, and the through holes (22) are respectively arranged on the plane parts (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790474.1U CN220415953U (en) | 2023-07-10 | 2023-07-10 | Combined multifunctional screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790474.1U CN220415953U (en) | 2023-07-10 | 2023-07-10 | Combined multifunctional screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415953U true CN220415953U (en) | 2024-01-30 |
Family
ID=89654442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321790474.1U Active CN220415953U (en) | 2023-07-10 | 2023-07-10 | Combined multifunctional screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415953U (en) |
-
2023
- 2023-07-10 CN CN202321790474.1U patent/CN220415953U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1467780A (en) | Kit for constructing scaffolding | |
| CN220415953U (en) | Combined multifunctional screw | |
| CN210178729U (en) | Bolt and nut assembly capable of preventing loosening | |
| CN106013956A (en) | Opposite-pull handles for tempered glass door | |
| CN108547844B (en) | Sectional type unilateral bolt fastener | |
| CN209699008U (en) | A kind of assembly studs specific purpose tool | |
| CN212613009U (en) | Novel net rack rod piece | |
| CN212359089U (en) | Novel hydraulic engineering scaffold | |
| CN203003792U (en) | Stud dismounting tool | |
| CN109236195B (en) | Screw head | |
| CN211343669U (en) | Self-locking screw assembly capable of being simply assembled and disassembled | |
| CN211009498U (en) | Pre-fixing bolt for anti-seismic support | |
| CN217513772U (en) | Ratchet spanner auxiliary part | |
| CN209212738U (en) | A kind of stud with self-tapping screw | |
| CN203239718U (en) | Multifunctional self-tapping locking screw | |
| CN210941948U (en) | Connecting device of automobile steering knuckle and lower swing arm and automobile comprising connecting device | |
| CN219987523U (en) | Component mounting device for steel structure building | |
| CN206154230U (en) | Auxiliary device for tightening and loosening bolt and disassembling tool | |
| JPH09177383A (en) | Handle mounting structure of door | |
| CN221372677U (en) | Reinforcing steel bar connection structure | |
| JPS6113009A (en) | Connection of steel pipe structural member | |
| CN206429511U (en) | Stop nut and the connection component with it | |
| CN219416174U (en) | Array displacement meter can subside sleeve mechanism | |
| CN209970577U (en) | Simple disassembling tool | |
| CN220373176U (en) | Stud assembling and disassembling tool for flange |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |