CN218480013U - Locking fastener for pipe connection - Google Patents
Locking fastener for pipe connection Download PDFInfo
- Publication number
- CN218480013U CN218480013U CN202222965208.XU CN202222965208U CN218480013U CN 218480013 U CN218480013 U CN 218480013U CN 202222965208 U CN202222965208 U CN 202222965208U CN 218480013 U CN218480013 U CN 218480013U
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- clamp plate
- locking fastener
- basal portion
- screw rod
- clamping plate
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Abstract
A locking fastener for pipe connection comprises a first clamping plate, a second clamping plate, a first pin shaft and a screw rod, wherein one end of the first clamping plate is rotatably connected with one end of the second clamping plate through the first pin shaft, one end of the screw rod is rotatably connected with the other end of the first clamping plate, the other end of the second clamping plate is provided with a clamping groove which can be clamped with the other end of the screw rod, the other end of the screw rod is connected with a nut, and one surface of the first clamping plate and one surface of the second clamping plate are close to each other to form a mounting hole; including anticreep piece, anticreep piece includes the basal portion, and the both ends of basal portion are equipped with the spliced pole respectively, and the basal portion passes through connecting portion and first round pin hub connection, and the basal portion is located the mounting hole, and the one end and the basal portion of spliced pole are connected, and the free end of spliced pole extends to keeping away from the basal portion direction. When two pipe fittings are spliced, the end part of the pipe is sleeved on the connecting column, so that the end part of the pipe can be effectively prevented from slipping out of the locking fastener, and the stability of the locking fastener is improved.
Description
Technical Field
The utility model belongs to the technical field of civil engineering technique and specifically relates to pipe connections's locking fastener.
Background
At power equipment, construction mechanism's the portion of facing the limit can establish and prevent the railing, prevent that the railing uses the pipe fitting connection to connect to form, connect through locking fastener between each pipe fitting, current fastener is like the fixed fastener of a protection railing that china utility model patent CN202055554U disclosed, when two steel pipes of concatenation, the tip of using the fastener mechanism lug connection two steel pipes of current structure, nevertheless meet vibrations or cause the slippage very easily when rocking.
SUMMERY OF THE UTILITY MODEL
The utility model discloses provide a make the more stable locking fastener of pipe connection when the pipe fitting concatenation to above problem.
The utility model provides an above used technical scheme of problem is: a locking fastener for pipe fitting connection comprises a first clamping plate, a second clamping plate, a first pin shaft and a screw rod, wherein one end of the first clamping plate is rotatably connected with one end of the second clamping plate through the first pin shaft, one end of the screw rod is rotatably connected with the other end of the first clamping plate, the other end of the second clamping plate is provided with a clamping groove which can be clamped with the other end of the screw rod, the other end of the screw rod is connected with a nut, one surface of the first clamping plate is provided with a first arc-shaped groove, one surface of the second clamping plate is provided with a second arc-shaped groove, and one surface of the first clamping plate and one surface of the second clamping plate are close to each other to form a mounting hole; including anticreep piece, anticreep piece includes the basal portion, the both ends of basal portion are equipped with the spliced pole respectively, the basal portion passes through connecting portion and first round pin hub connection, the basal portion is located the mounting hole, the one end and the basal portion of spliced pole are connected, and the free end of spliced pole extends to keeping away from the basal portion direction, the length direction of spliced pole is parallel with the axis square line of mounting hole.
The utility model discloses a locking fastener has increased anticreep spare, and when two pipe fittings of concatenation, the tip cover of pipe is established on the spliced pole, and the terminal surface of pipe supports at the basal portion, and first splint of rethread and second splint are fixed. After the structure more than adopting, compare useful part with prior art and lie in the utility model discloses can effectively prevent the tip slippage of pipe and go out locking fastener, increase locking fastener's stability.
Preferably, one end of the first clamping plate is provided with two first connecting seats, a first connecting hole is formed in each first connecting seat, one end of the second clamping plate is provided with two second connecting seats, second connecting holes are formed in the second connecting seats, a fourth connecting hole is formed in each connecting part, each connecting part is located between the two second connecting seats, the two second connecting seats are located between the two first connecting seats, and the first pin shaft is connected in the first connecting holes, the second connecting holes and the fourth connecting holes. The structure arrangement can be used for selecting whether to install the anti-falling part according to actual requirements during assembly.
Preferably, one end of the first pin shaft is provided with a limiting block, the end part of the other end of the first pin shaft is provided with at least two symmetrical elastic columns, and the free ends of the elastic columns are provided with limiting bulges. Such setting is convenient for the dismouting of first round pin axle to dismantle anticreep spare.
Preferably, the clamping device further comprises a second pin shaft, the other end of the first clamping plate is provided with two third connecting seats, third connecting holes are formed in the third connecting seats, the second pin shaft is connected in the third connecting holes, one end of the screw is provided with a connecting ring, and the connecting ring is located between the two third connecting seats and is sleeved on the second pin shaft.
Preferably, the base is circular, the cross section of the connecting column is in a cross shape, and the diameter of the circle of the base is larger than the length of the cross of the connecting column.
Preferably, the sum of the lengths of the two connecting columns is greater than the length of the mounting hole, and the free end ends of the two connecting columns protrude out of the mounting hole.
Drawings
Fig. 1 is a schematic structural view of a locking fastener for pipe connection of the present invention.
Fig. 2 is an exploded view of the locking fastener for pipe connection of the present invention.
Fig. 3 is a schematic view of another direction of the locking fastener for pipe connection according to the present invention.
As shown in the figure: 1. first splint, 11, first arc wall, 12, first connecting seat, 121, first connecting hole, 13, third connecting seat, 131, third connecting hole, 2, second splint, 20, the draw-in groove, 21, second arc wall, 22, the second connecting seat, 221, the second connecting hole, 3, first round pin axle, 31, the stopper, 32, the elasticity post, 321, spacing arch, 4, the screw rod, 41, the go-between, 5, the nut, 6, anticreep piece, 61, the basal portion, 62, the spliced pole, 63, connecting portion, 631, the fourth connecting hole, 7, the mounting hole, 8, the second round pin axle.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, 2 and 3, a locking fastener for pipe connection comprises a first clamping plate 1, a second clamping plate 2, a first pin 3 and a screw 4. The one end of first splint 1 is connected through first round pin axle 3 rotation with the one end of second splint 2, the one end of screw rod 4 is rotated and is connected the other end at first splint 1, the other end of second splint 2 is equipped with the draw-in groove 21 that can with the other end joint of screw rod 4, the other end of screw rod 4 is connected with nut 5, the one side of first splint 1 is equipped with first arc wall 11, the one side of second splint 2 is equipped with second arc wall 21, the one side of first splint 1 and the one side of second splint 2 are close to first arc wall 11 of back and second arc wall 21 formation mounting hole 7. The pipe fitting is located mounting hole 7, and first splint 2 and second splint 2 clip the pipe fitting, and the screw rod 4 other end is located draw-in groove 21, twists nut 5 fixed.
Including anticreep piece 6, anticreep piece 6 includes basal portion 61, the both ends of basal portion 61 are equipped with spliced pole 62 respectively, basal portion 61 passes through connecting portion 63 and is connected with first round pin axle 3, basal portion 61 is located mounting hole 7, the length direction of spliced pole 62 is parallel with the axis square line of mounting hole 7, the one end and the basal portion 61 of spliced pole 62 are connected, the free end of spliced pole 62 extends to keeping away from basal portion 61 direction, the length sum of two spliced poles 62 is greater than the length of mounting hole 7, the free end of two spliced poles 62 stretches out outside mounting hole 7. The base part 61 is positioned in the middle of the mounting hole 7 in the length direction, the base part 61 is circular, the cross section of the connecting column 62 is cross-shaped, and the diameter of the circle of the base part 61 is larger than the length of the cross of the connecting column 62. When two pipe fittings are spliced, the end part of the pipe is sleeved on the connecting column 62, the end surface of the pipe is abutted against the base part 61, the pipe fitting is axially limited, the first clamping plate 1 and the second clamping plate 2 are fixed, and the pipe fitting is radially limited.
One end of first splint 1 is equipped with two first connecting seats 12, be equipped with first connecting hole 121 on first connecting seat 12, the one end of second splint 2 is equipped with two second connecting seats 22, be equipped with second connecting hole 221 on the second connecting seat 22, be equipped with fourth connecting hole 631 on connecting portion 63, connecting portion 63 is located between two second connecting seats 22, two second connecting seats 22 are located between two first connecting seats 12, first round pin axle 3 is connected at first connecting hole 121, second connecting hole 221 and fourth connecting hole 631. Whether the anti-dropping part 6 is installed or not is selected according to actual requirements during assembly.
One end of the first pin shaft 3 is provided with a limiting block 31, the end part of the other end of the first pin shaft 3 is provided with at least two symmetrical elastic columns 32, and the free end of each elastic column 32 is provided with a limiting protrusion 321. Such setting is convenient for the dismouting of first round pin axle 3 to dismantle anticreep piece 6. Be equipped with the indent on the outer wall of two first connecting seats 12, can extract first round pin axle 3 after pressing elastic column 32 during the dismantlement, first round pin axle 3 inserts first connecting seat 12, second connecting seat 22, fourth connecting hole 631, another second connecting seat 22 and another first connecting seat 12 of inserting in proper order during the installation, stopper 31 is located the indent on the outer wall of first connecting seat 12, and elastic column 32 is located the indent on the outer wall of another first connecting seat 12.
The clamping device is characterized by further comprising a second pin shaft 8, two third connecting seats 13 are arranged at the other end of the first clamping plate 1, third connecting holes 131 are formed in the third connecting seats 13, the second pin shaft 8 is connected into the third connecting holes 131, a connecting ring 41 is arranged at one end of the screw rod 4, the connecting ring 41 is located between the two third connecting seats 13 and is connected to the second pin shaft 8 in a sleeved mode, and the connecting ring 41 is rotatably connected with the second pin shaft 8.
The utility model discloses a locking fastener has increased anticreep spare 6, and when two pipe fittings of concatenation, the tip cover of pipe is established on spliced pole 62, and the terminal surface of pipe supports on basal portion 61, and the outer wall that the pipe was wrapped to first splint 1 of rethread and second splint 2 is fixed. After the structure is adopted, the end part of the pipe can be effectively prevented from slipping out of the locking fastener, and the stability of the locking fastener is improved.
Claims (6)
1. A locking fastener for pipe connection comprises a first clamp plate (1), a second clamp plate (2), a first pin shaft (3) and a screw rod (4), wherein one end of the first clamp plate (1) is rotatably connected with one end of the second clamp plate (2) through the first pin shaft (3), one end of the screw rod (4) is rotatably connected with the other end of the first clamp plate (1), the other end of the second clamp plate (2) is provided with a clamping groove (20) capable of being clamped with the other end of the screw rod (4), the other end of the screw rod (4) is connected with a nut (5), one side of the first clamp plate (1) is provided with a first arc-shaped groove (11), one side of the second clamp plate (2) is provided with a second arc-shaped groove (21), and one side of the first clamp plate (1) and one side of the second clamp plate (2) are close to form a mounting hole (7); the method is characterized in that: including anticreep piece (6), anticreep piece (6) include basal portion (61), the both ends of basal portion (61) are equipped with spliced pole (62) respectively, basal portion (61) are connected with first round pin axle (3) through connecting portion (63), basal portion (61) are located mounting hole (7), the one end and the basal portion (61) of spliced pole (62) are connected, and the free end of spliced pole (62) extends to keeping away from basal portion (61) direction, the length direction of spliced pole (62) is parallel with the axis square line of mounting hole (7).
2. A locking fastener for pipe connections as claimed in claim 1, wherein: the one end of first splint (1) is equipped with two first connecting seats (12), be equipped with first connecting hole (121) on first connecting seat (12), the one end of second splint (2) is equipped with two second connecting seats (22), be equipped with second connecting hole (221) on second connecting seat (22), be equipped with fourth connecting hole (631) on connecting portion (63), connecting portion (63) are located between two second connecting seats (22), two second connecting seats (22) are located between two first connecting seats (12), first round pin axle (3) are connected in first connecting hole (121), second connecting hole (221) and fourth connecting hole (631).
3. A locking fastener for pipe connections as claimed in claim 2, wherein: one end of the first pin shaft (3) is provided with a limiting block (31), the end part of the other end of the first pin shaft (3) is provided with at least two symmetrical elastic columns (32), and the free end of each elastic column (32) is provided with a limiting bulge (321).
4. A locking fastener for pipe connections as claimed in claim 1, wherein: still include second round pin axle (8), the other end of first splint (1) is equipped with two third connecting seats (13), be equipped with third connecting hole (131) on third connecting seat (13), second round pin axle (8) are connected in third connecting hole (131), the one end of screw rod (4) is equipped with go-between (41), go-between (41) are located between two third connecting seats (13) and cup joint on second round pin axle (8).
5. A locking fastener for pipe connections as claimed in claim 1, wherein: the base part (61) is circular, the cross section of the connecting column (62) is cross-shaped, and the diameter of the circle of the base part (61) is larger than the length of the cross of the connecting column (62).
6. A locking fastener for pipe connections as claimed in claim 1, wherein: the sum of the lengths of the two connecting columns (62) is greater than the length of the mounting hole (7), and the free end parts of the two connecting columns (62) extend out of the mounting hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222965208.XU CN218480013U (en) | 2022-11-03 | 2022-11-03 | Locking fastener for pipe connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222965208.XU CN218480013U (en) | 2022-11-03 | 2022-11-03 | Locking fastener for pipe connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218480013U true CN218480013U (en) | 2023-02-14 |
Family
ID=85172180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222965208.XU Active CN218480013U (en) | 2022-11-03 | 2022-11-03 | Locking fastener for pipe connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218480013U (en) |
-
2022
- 2022-11-03 CN CN202222965208.XU patent/CN218480013U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Xiaojun Inventor after: Kong Jing Inventor after: Guo Yongjie Inventor after: Qian Fangqiang Inventor after: Bi Liuwei Inventor before: Li Xiaojun Inventor before: Kong Jing Inventor before: Guo Yongjie Inventor before: Qian Fangqiang Inventor before: Bi Liuwei |