CN210957566U - M round pin of function is tightened up in area - Google Patents
M round pin of function is tightened up in area Download PDFInfo
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- CN210957566U CN210957566U CN201922272393.2U CN201922272393U CN210957566U CN 210957566 U CN210957566 U CN 210957566U CN 201922272393 U CN201922272393 U CN 201922272393U CN 210957566 U CN210957566 U CN 210957566U
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- rod
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Abstract
The utility model relates to a M round pin of function is tightened up in area relates to transmission line maintenance of equipment technical field. The utility model discloses an M pin with tightening function, which comprises two spring plates and a tightening device, wherein the spring plates are S-shaped and the two spring plates are arranged oppositely; one end of each elastic sheet is connected into a whole, and the other end of each elastic sheet is provided with a gap; tightening means, the tightening means includes: the moving block, the moving rod and the two springs; one end of each of the two springs is connected with the moving block, and the other end of each of the two springs is connected with the two elastic sheets; one end of the movable rod, which is connected with the two elastic sheets through penetrating, is connected with the movable block; the moving rod is a screw rod and is in threaded connection with one end of the two elastic sheets; one end of the moving rod is embedded into the moving block and is hinged with the moving block.
Description
Technical Field
The utility model relates to a transmission line maintenance of equipment technical field especially relates to a M round pin of function is tightened up in area.
Background
The M pin is also called a W pin, is mostly made of stainless steel, brass or iron, and is often used for various electric power fittings. When the two suspension insulators are connected, the bowl head and the ball head are connected, and the bowl head and the ball head can be locked only by inserting the M pin after the connection, namely the connection between the bowl head and the ball head is a movable connection, the ball head can be separated after the M pin is pulled out of the bowl head, and the ball head cannot be separated from the bowl head after the M pin is inserted into the bowl head. The existing M pin and the bowl head are fixed through the deformation of the elastic sheet, and when the M pin and the bowl head are pulled out, the M pin cannot be clamped by a clamping tool due to the elastic action, so that the M pin falls off; due to the limitation of high-altitude operation, the M pin is not easy to find after falling, and the workload of maintenance personnel is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a M round pin that function was tightened up in area, this M round pin is provided with tightening means, can tighten up the M round pin earlier before extracting the M round pin, can not make the M round pin fly to take off because of the restoring force of shell fragment after making the M round pin extracted.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an M pin with a tightening function comprises two elastic sheets and a tightening device, wherein the elastic sheets are S-shaped and the two elastic sheets are arranged oppositely; one end of each elastic sheet is connected into a whole, and the other end of each elastic sheet is provided with a gap. The tightening device comprises a moving block, a moving rod and two springs; one end of each of the two springs is connected with the moving block, and the other end of each of the two springs is connected with the two elastic sheets; one end of the movable rod, which is connected with the two elastic sheets through penetrating, is connected with the movable block; the moving rod is a screw rod and is in threaded connection with one end of the two elastic sheets; one end of the moving rod is embedded into the moving block and is hinged with the moving block.
According to the technical scheme, the elastic sheet of the M pin is kept in a pressed state through the tightening device consisting of the spring, the screw rod in threaded connection with the elastic sheet and the moving block hinged with the screw rod, so that the M pin cannot fly off due to the restoring force of the elastic sheet even after the M pin is pulled out; the screw rod is hinged with the moving block, namely the screw rod and the moving block can rotate relatively, and the moving block does not rotate along with the rotation of the screw rod, so that the spring is not wound due to the rotation of the screw rod when the screw rod rotates; meanwhile, the screw rod penetrates through the elastic sheet to be hinged with the movable block, when the movable block moves to be in contact with the elastic sheet, the elastic sheet of the M pin is tightened and can be pulled out, and the elastic sheet can also play a limiting role. In addition, M round pin that this application file disclosed itself can realize the tightening of M round pin, realizes giving the round pin of M round pin, extracting, need not to use in addition for the ware or the ware of getting the round pin.
Drawings
The drawings in the following description are only examples of the present application and it will be clear to a person skilled in the art that these drawings and others can be made without inventive effort.
Fig. 1 is a schematic structural view of an M-pin in some embodiments of the present invention;
fig. 2 is a top view of an M-pin in some embodiments of the invention;
fig. 3 is a cross-sectional view taken along the plane a-a of fig. 2 according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-elastic piece, 21-moving block, 22-screw, 23-spring, 24-fixing seat, 25-limiting plate, 251-first limiting plate, 252-second limiting plate and 26-handle.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
When the M pin is installed, the installation opening of the M pin is smaller than the size of the M pin in a natural state, so that the M pin can be smoothly put in and taken out only by tightening the M pin when the M pin is installed or taken out, and the bowl head and the ball head are clamped by the M pin through the restoring force of the elastic sheet 1. Therefore, when the M pin is taken out, due to the tightening of the M pin, at the moment that the M pin is separated from the bowl head, the force applied to the clamping tool for clamping the M pin is increased instantly due to the restoring force of the elastic sheet 1, and the M pin is easy to fly off.
In view of the above, the application discloses an M pin with a tightening function, as shown in fig. 1 to 3, which includes two elastic sheets 1 and a tightening device, wherein the elastic sheets 1 are S-shaped, and the two elastic sheets 1 are oppositely arranged; one end of each elastic sheet 1 is connected into a whole, and the other end of each elastic sheet is provided with a gap. The tightening device comprises a moving block 21, a moving rod and two springs 23; one end of each of the two springs 23 is connected with the moving block 21, and the other end of each of the two springs 23 is connected with the two elastic sheets 1; the moving rod penetrates through the connecting ends of the two elastic sheets 1 and is connected with the moving block 21; the moving rod is a screw rod 22 and is in threaded connection with one end of the two elastic sheets 1; one end of the moving rod is embedded in the moving block 21 and hinged with the moving block 21.
It should be noted that the hinge connection of the screw 22 of the moving block 21 is realized by the following structure: one end, close to the moving block 21, of the screw rod 22 is provided with a T-shaped end, the small end of the T-shaped end is connected with the screw rod 22 into a whole, the large end and the small end of the T-shaped end are both cylindrical, a T-shaped groove matched with the T-shaped end is formed in the moving block 21, the small end of the T-shaped groove is an opening end arranged on the surface of the moving block 21, and the small end and the large end of the T-shaped groove are both round holes; the small end inner diameter and the large end inner diameter of the T-shaped groove are respectively larger than the small end outer diameter and the large end outer diameter of the T-shaped end, and the small end inner diameter of the T-shaped groove is smaller than the large end outer diameter of the T-shaped end, so that the T-shaped end can freely rotate in the T-shaped groove.
Alternatively, the movable block 21 may be hinged to the screw rod 22 by a ball joint, so as to realize free rotation of the screw rod 22 relative to the movable block 21.
It should be noted that one end of the two elastic sheets 1 is connected into a whole, and the other end is provided with an opening, so that the two elastic sheets 1 are connected into a structure similar to an omega shape; the joint of the two elastic sheets 1 is provided with a threaded hole for the screw 22 to pass through.
In some embodiments, the joint of the two elastic sheets 1 can be thickened, so that the strength of the joint is higher than that of other parts of the elastic sheets 1, and the joint of the elastic sheets 1 is not easy to deform when the elastic sheets 1 are tightened, and the clamping force of other parts is not influenced.
Alternatively, the two springs 23 may be connected to both sides of the moving block 21, or may be connected to a side of the moving block 21 away from the screw 22.
In some embodiments, the screw 22 is nested with a fixed seat 24 integrally connected with the connecting ends of the two elastic sheets 1; the screw rod 22 is in threaded connection with the fixed seat 24, so that the strength of the joint of the elastic sheet 1 and the screw rod 22 is enhanced, and the joint of the two elastic sheets 1 is not easy to deform in the tightening process of the elastic sheets 1; and the fixing seat 24 can play a role of guiding.
In some embodiments, one end of each of the two resilient sheets 1 is fixedly connected to two opposite side surfaces of the fixing base 24, so that the two resilient sheets 1 and the fixing base 24 are connected into a whole.
In some embodiments, a limiting plate 25 is further nested on the screw 22, and the limiting plate 25 is fixedly connected with the screw 22.
Optionally, the limit plate 25 is located between the fixed seat 24 and the moving block 21 or is nested in the screw 22 and located on a side that penetrates through the fixed seat 24 and extends away from the moving block 21.
In some embodiments, the limiting plates 25 include a first limiting plate 251 and a second limiting plate 252, where the first limiting plate 251 and the second limiting plate 252 are respectively located at two sides of the fixed seat 24, that is, a limiting plate 25 is disposed between the fixed seat 24 and the moving block 21; the other side of the fixed seat 24 is also provided with a limit plate 25. The distance between the first limiting plate 251 and the first limiting plate 251 is the moving distance of the screw 22, and meanwhile, the elastic sheet 1 of the M pin is tightened up and the telescopic range of the fixed part is also used, so that the phenomenon that the fixing effect is reduced or even the restoring is difficult to realize due to the excessive deformation of the elastic sheet 1 of the M pin is avoided, and the service life of the M pin is influenced.
In some embodiments, a handle 26 is disposed on an end of the threaded rod 22 remote from the movable block 21 and nested on the threaded rod 22 to facilitate an operator to hold and rotate the threaded rod 22.
In some embodiments, the M-pin with tightening function of the present application may also adopt the following structure: the elastic sheet 1 is S-shaped, and the two elastic sheets 1 are oppositely arranged; one end of each elastic sheet 1 is connected into a whole, and the other end of each elastic sheet is provided with a gap. The tightening device comprises a moving block 21, a moving rod and two springs 23; one end of each of the two springs 23 is connected with the moving block 21, and the other end of each of the two springs 23 is connected with the two elastic sheets 1; one end of the moving rod, which penetrates through the two elastic sheets 1 to be connected, is connected with the moving block 21. The movable rod is a polished rod, one side of the polished rod is provided with an installation groove extending along the axis of the polished rod, and a rack and a spring piece extending along the installation groove are arranged in the installation groove; the spring piece is positioned between the rack and the bottom surface of the mounting groove, and two ends of the rack are respectively connected with two ends of the mounting groove; the teeth of the rack protrude out of the mounting groove under the state that the spring 23 is not pressed; one end of the two elastic sheets 1 connected with each other is provided with a through hole for the polish rod to pass through, and the inner side wall of the through hole is provided with a latch meshed with the rack; the polished rod is fixedly connected with a moving block 21.
In the use, the rack has the trend of protrusion mounting groove under the restoring force effect of spring leaf, and then makes the tooth on the rack paste the latch in the through-hole, realizes the two meshing, and then realizes the fixed of shell fragment 1 tightening up the state.
As described in some embodiments above, in the embodiment where the moving rod is a polished rod, the fixing seat 24 integrally connected with the elastic sheet 1 may also be provided, and the latch engaged with the rack is disposed along the hole on the fixing seat 24 through which the polished rod passes through the fixing seat 24, so as to achieve the engagement between the rack and the latch.
As also described in some embodiments above, the polish rod is nested with a stopper fixedly connected to the polish rod; the limiting block is located between the moving block 21 and the elastic sheet 1, and the technical effect achieved by the limiting block is substantially the same as that of some embodiments described above, and further description is omitted here.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a M round pin of function is tightened up in area which characterized in that: comprises that
The elastic pieces (1) are S-shaped, and the two elastic pieces (1) are arranged oppositely; one ends of the two elastic sheets (1) are connected into a whole, and a gap is formed at the other end of each elastic sheet; and
the tightening device comprises a moving block (21), a moving rod and two springs (23); one end of each of the two springs (23) is connected with the moving block (21), and the other end of each of the two springs (23) is connected with the two elastic sheets (1) respectively; the moving rod penetrates through one end connected with the two elastic sheets (1) and is connected with the moving block (21);
the moving rod is a screw rod (22) and is in threaded connection with the connecting ends of the two elastic sheets (1); one end of the moving rod is embedded into the moving block (21) and hinged with the moving block (21).
2. The M pin with the tightening function according to claim 1, wherein a fixed seat (24) connected with the connecting ends of the two elastic sheets (1) into a whole is nested on the screw rod (22); the screw rod (22) is in threaded connection with the fixed seat (24).
3. The M pin with the tightening function according to claim 2, wherein a limit plate (25) is further nested on the screw rod (22), and the limit plate (25) is fixedly connected with the screw rod (22).
4. The M-pin with tightening function according to claim 3, characterized in that the limit plates (25) comprise a first limit plate (251) and a second limit plate (252), the first limit plate (251) and the second limit plate (252) being respectively located on both sides of the fixed seat (24).
5. The M pin with the tightening function according to any one of claims 1 to 4, characterized in that a handle (26) nested on the screw rod (22) is further arranged at one end of the screw rod (22) away from the moving block (21).
6. The M pin with the tightening function according to claim 1, wherein the moving rod is a polished rod, one side of the polished rod is provided with an installation groove extending along the axis of the polished rod, and the installation groove is internally provided with a rack and a spring piece extending along the installation groove; the spring piece is positioned between the rack and the bottom surface of the mounting groove, and two ends of the rack are respectively connected with two ends of the mounting groove; teeth of the rack protrude out of the mounting groove in a state that the spring piece is not pressed; a through hole for the polish rod to pass through is formed in one end where the two elastic pieces (1) are connected, and clamping teeth meshed with the racks are arranged on the inner side wall of the through hole; the polished rod is fixedly connected with the moving block (21).
7. The M pin with the tightening function according to claim 6, wherein a limiting block fixedly connected with the polish rod is nested on the polish rod; the limiting block is positioned between the moving block (21) and the elastic sheet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922272393.2U CN210957566U (en) | 2019-12-17 | 2019-12-17 | M round pin of function is tightened up in area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922272393.2U CN210957566U (en) | 2019-12-17 | 2019-12-17 | M round pin of function is tightened up in area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210957566U true CN210957566U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922272393.2U Active CN210957566U (en) | 2019-12-17 | 2019-12-17 | M round pin of function is tightened up in area |
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| Country | Link |
|---|---|
| CN (1) | CN210957566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706586A (en) * | 2020-08-20 | 2020-09-25 | 天津滨电电力工程有限公司 | Special reflective strip pasting rod for live working robot |
-
2019
- 2019-12-17 CN CN201922272393.2U patent/CN210957566U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706586A (en) * | 2020-08-20 | 2020-09-25 | 天津滨电电力工程有限公司 | Special reflective strip pasting rod for live working robot |
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