CN210879476U - Quick plug device of safety pin - Google Patents
Quick plug device of safety pin Download PDFInfo
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- CN210879476U CN210879476U CN201921882051.6U CN201921882051U CN210879476U CN 210879476 U CN210879476 U CN 210879476U CN 201921882051 U CN201921882051 U CN 201921882051U CN 210879476 U CN210879476 U CN 210879476U
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Abstract
The utility model relates to the technical field of vehicle loading machinery, in particular to a safety pin rapid plugging device, which comprises a portal frame, a hydraulic cylinder, a support rod, a support and a safety pin, and is provided with a safety pin rapid plugging mechanism, the safety pin rapid plugging device comprises a top rod and a top rod seat, the top rod seat is fixedly connected with the support, the top rod is in threaded connection with the top rod seat and is propped against the end surface of the right end of the safety pin, the safety pin comprises a first pin shaft and a second pin shaft, the outer diameter of the first pin shaft is larger than that of the second pin shaft, the support is composed of a left side plate, a right side plate and a lower bottom plate, the outer wall of the left end of the first pin shaft is provided with an annular lock groove, at least one locking surface is arranged on the annular lock groove, the left side plate is provided with a lock groove hole, the left side of the left side plate is provided with a baffle, the height of the lower end surface of the baffle, safety pin plug is quick, labour saving and time saving, security is high, stability is good.
Description
Technical Field
The utility model relates to a vehicle facial make-up machinery technical field indicates a quick plug device of safety pin particularly.
Background
When a guide rail or other equipment needing angle adjustment is installed on a vehicle, a front portal and a rear portal are often arranged, the angle adjustment is carried out on the portals through the expansion and contraction of a hydraulic cylinder, the portals are supported and locked for a long time by the hydraulic cylinder in a working or transportation state, the hydraulic cylinder bears too large force, the expansion and contraction adjustment is inconvenient, and a hydraulic rod is easy to damage, so that an auxiliary support is mostly adopted for mechanical support and locking, one end of a common auxiliary support is hinged with the portal through a support rod, the other end of the common auxiliary support is hinged with a support through a safety pin, and when the angle is adjusted, the safety pin needs to be pulled down to release the auxiliary support; in addition, the safety pin in the prior art has no locking measure, is easy to slip off when bearing, is unsafe to use and has poor stability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the not enough of prior art, provide a quick plug device of safety pin that novel structure, convenient operation are quick, labour saving and time saving, security are high, stability is good.
The utility model provides a quick plug device of safety pin, includes portal, hydraulic cylinder, bracing piece, support and safety pin, its characterized in that: be equipped with the quick plug mechanism of safety pin, the quick plug mechanism of safety pin includes ejector pin and ejector pin seat, support one side is equipped with the ejector pin seat, be equipped with the screw hole that is linked together with the hinge hole on the support on the ejector pin seat between going up, ejector pin seat and support fixed connection, be equipped with the external screw thread on the ejector pin, ejector pin and ejector pin seat threaded connection pass ejector pin seat and offset with safety pin one end terminal surface to when needs adjustment portal angle, rotate the ejector pin, the ejector pin promotes the safety pin, makes the safety pin withdraw from quick convenience, and the release bracing piece, the portal can pass through hydraulic cylinder angle of adjustment, and when needs the bracing piece to support, the contrarotation ejector pin inserts the safety pin, can realize the quick counterpoint and the insertion of safety pin.
The safety pin of the utility model comprises a first pin shaft and a second pin shaft, the first pin shaft is fixedly connected with the second pin shaft, the outer diameter of the first pin shaft is larger than the outer diameter of the second pin shaft, the support is composed of a left side plate, a right side plate and a lower bottom plate, the upper end of the lower bottom plate is provided with the left side plate and the right side plate which are parallel to each other at intervals, the lower end of the left side plate and the lower end of the right side plate are respectively fixedly connected with the lower bottom plate, the left side plate is provided with a left pin hole, the right side plate is provided with a right pin hole, the lower end of a support rod is arranged between the left side plate and the right side plate, the lower end of the support rod is provided with a support pin hole, the inner diameter of the left pin hole and the inner diameter of the support pin hole are respectively matched with the outer diameter of the first pin shaft, the inner, through rotatory ejector pin, the ejector pin promotes the safety pin and moves left, the second round pin axle breaks away from right pinhole and gets into and supports the pinhole, the external diameter of second round pin axle this moment is less than the internal diameter that supports pinhole and left pinhole, greatly reduced the working strength that the safety pin was extracted, the extraction speed of safety pin has been improved simultaneously, when needs bracing piece support, the safety pin inserts from the left side, the external diameter of second round pin axle is less than the internal diameter of left pinhole and support pinhole, can pass through left pinhole and support pinhole fast, get into right pinhole, the safety pin plug-in velocity has been accelerated.
The safety pin locking mechanism is arranged on the support, the safety pin locking mechanism comprises a baffle plate, the outer wall of the left end of the first pin shaft is provided with an annular locking groove, at least one locking surface is arranged on the annular locking groove, the left side plate is provided with a locking groove hole, the locking groove hole is communicated with the left pin hole, the inner diameter of the locking groove hole is larger than that of the left pin hole, the left side of the left side plate is provided with the baffle plate, the upper end of the baffle plate is fixedly connected with the left side plate, the height of the lower end surface of the baffle plate is lower than that of the highest point of the inner wall of the locking groove hole, the safety pin sequentially passes through the locking groove hole, the left pin hole, the supporting pin hole and the right pin hole, the lower end of the baffle plate is embedded into the annular locking groove to lock the support and the supporting rod after the locking surface of the safety pin and the lower end surface of, the functions of stable locking and hydraulic cylinder protection are achieved.
The safety pin left end is equipped with the round pin handle to do benefit to and make things convenient for the plug safety pin.
Ejector pin right-hand member is equipped with the ejector pin handle to do benefit to convenient rotatory ejector pin.
By adopting the above structure, the utility model, have novel structure, convenient operation is quick, labour saving and time saving, the security is high, stability advantage such as good.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 4 is a cross-sectional view of the locking state of the middle safety pin of the present invention.
Fig. 5 is a sectional view of the safety pin in the unlocked state of the present invention.
Fig. 6 is a sectional view showing the state where the safety pin is ejected when the safety pin is unlocked.
Fig. 7 is a schematic structural view of the safety pin of the present invention.
Detailed Description
The present invention will be described with reference to the accompanying drawings and examples.
The utility model provides a quick plug device of safety pin, includes portal 1, hydraulic cylinder 2, bracing piece 3, support 4 and safety pin 5, its characterized in that: be equipped with the quick plug mechanism 6 of safety pin, the quick plug mechanism 6 of safety pin includes ejector pin 7 and ejector pin seat 8, 4 one sides of support are equipped with ejector pin seat 8, be equipped with the screw hole that is linked together with the hinge hole on the support 4 on the ejector pin seat between going up, ejector pin seat 8 and support 4 fixed connection, be equipped with the external screw thread on the ejector pin 7, ejector pin 7 offsets with 5 one end terminal surfaces of safety pin with ejector pin seat 8 threaded connection and pass ejector pin seat 8 to when needs adjustment portal angle, rotate the ejector pin, the ejector pin promotes the safety pin, makes the safety pin withdraw from quick convenience, and the release bracing piece, portal can be through hydraulic cylinder angle of adjustment, and when needs the bracing piece to support, the contrarotation ejector pin inserts the safety pin, can realize quick counterpoint and the insertion of safety pin.
The safety pin 5 of the utility model comprises a first pin shaft 9 and a second pin shaft 10, the first pin shaft 9 is fixedly connected with the second pin shaft 10, the outer diameter of the first pin shaft 9 is larger than the outer diameter of the second pin shaft 10, the support 4 is composed of a left side plate 11, a right side plate 12 and a lower bottom plate 13, the upper end of the lower bottom plate 13 is provided with the left side plate 11 and the right side plate 12 which are parallel to each other at intervals, the lower ends of the left side plate 11 and the right side plate 12 are respectively fixedly connected with the lower bottom plate 13, the left side plate 11 is provided with a left pin hole, the right side plate 12 is provided with a right pin hole, the lower end of the support rod 3 is arranged between the left side plate 11 and the right side plate 12, the lower end of the support rod 3 is provided with a support pin hole, the inner diameter of the left pin hole and the inner diameter of the support pin hole are respectively matched with the outer diameter of the first pin shaft 9, the, in order to do benefit to when portal angle needs to be adjusted, through rotatory ejector pin, the ejector pin promotes the safety pin and moves left, second round pin axle breaks away from right pinhole and gets into and supports the pinhole, the external diameter of second round pin axle is less than the internal diameter that supports pinhole and left pinhole this moment, greatly reduced the working strength that the safety pin was extracted, the extraction speed of safety pin has been improved simultaneously, when needs bracing piece support, the safety pin inserts from the left side, the external diameter of second round pin axle is less than the internal diameter that supports pinhole and support pinhole, can pass through left pinhole and support pinhole fast, get into right pinhole, safety pin plug-in velocity has been accelerated.
The utility model is characterized in that a safety pin locking mechanism 14 is arranged on the support 4, the safety pin locking mechanism 14 comprises a baffle plate 15, the outer wall of the left end of the first pin shaft 9 is provided with an annular locking groove 17, at least one locking surface 18 is arranged on the annular locking groove 17, a locking groove hole 16 is arranged on the left side plate, the locking groove hole 16 is communicated with a left pin hole, the inner diameter of the locking groove hole 16 is larger than that of the left pin hole, the baffle plate 15 is arranged on the left side of the left side plate 11, the upper end of the baffle plate 15 is fixedly connected with the left side plate 11, the height of the lower end surface of the baffle plate 15 is lower than that of the highest point of the inner wall of the locking groove hole 16, the safety pin 5 sequentially passes through the locking groove hole 16, the left pin hole, the supporting pin hole and the right pin hole, the locking surface 18 of the safety pin 5 and the lower end surface of the baffle plate, the annular locking groove is limited by the baffle, so that the safety pin is reliably locked and cannot be separated, and the effects of stabilizing locking and protecting the hydraulic cylinder are achieved.
5 left ends of safety pin are equipped with round pin handle 19 to do benefit to and make things convenient for the plug safety pin.
7 right-hand members of ejector pin are equipped with ejector pin handle 20 to do benefit to the convenient rotatory ejector pin.
As shown in the attached figures 1 and 2, a hydraulic cylinder is hinged with a door frame, one end of a support rod is hinged with the door frame, the other end of the support rod is arranged in the middle of a support and is hinged with the support through a safety pin, a baffle is arranged on the left side of the support, the upper end of the baffle is fixedly connected with the support through a screw, a top rod seat is arranged on the right side of the support, the upper end and the lower end of the top rod seat are fixedly connected with the support through screws, a threaded hole in the middle of the top rod seat is in threaded connection with a top rod, an annular lock groove is formed in the safety pin, a locking surface is arranged on the annular lock groove and can be a plane, when the safety pin enters the support, the lower end of the baffle is opposite to the locking surface; when the safety pin is used, as shown in figure 4, when the supporting rod is required to be stressed in an auxiliary manner, the supporting rod is manually lifted, the supporting pin hole at the lower end of the supporting rod is communicated with the left pin hole and the right pin hole on the support, the locking hole on the safety pin is upwards inserted into the locking groove hole, the left pin hole, the supporting pin hole and the right pin hole in sequence from the left side, the lower end of the baffle plate just faces the locking surface, the safety pin is rotated, the lower end of the baffle plate is embedded into the annular locking groove, the support and the supporting rod are firmly locked under the blocking of the two side faces of the; as shown in the attached drawings 5 and 6, when the gantry needs to adjust the angle of the hydraulic cylinder, the safety pin is rotated, so that the locking surface of the safety pin is positioned at the lower end of the baffle, the lower end of the baffle leaves the annular locking groove, the ejector rod is rotated while the safety pin is pulled out, the ejector rod pushes the safety pin to move, the safety pin is rapidly and easily withdrawn, the supporting rod is released, and the gantry can adjust the angle at the moment; secondly through setting the safety pin to the step shaft form for the safety pin can pass through bracing piece and left side board fast when the plug, labour saving and time saving adopts the rotatory cooperation of annular locked groove, locking surface on baffle and the safety pin at last, and reliable locking safety pin makes the safety pin can not become flexible deviate from, has improved the security and the reliability that the safety pin used.
By adopting the above structure, the utility model, have novel structure, convenient operation is quick, labour saving and time saving, the security is high, stability advantage such as good.
Claims (5)
1. The utility model provides a quick plug device of safety pin, includes portal, hydraulic cylinder, bracing piece, support and safety pin, its characterized in that: be equipped with the quick plug mechanism of safety pin, the quick plug mechanism of safety pin includes ejector pin and ejector pin seat, support one side is equipped with the ejector pin seat, be equipped with the screw hole that is linked together with the hinge hole on the support between on the ejector pin seat, ejector pin seat and support fixed connection, be equipped with the external screw thread on the ejector pin, ejector pin and ejector pin seat threaded connection pass ejector pin seat and offset with safety pin one end terminal surface.
2. The quick safety pin plugging and unplugging device according to claim 1, characterized in that: the safety pin comprises a first pin shaft and a second pin shaft, the first pin shaft is fixedly connected with the second pin shaft, the outer diameter of the first pin shaft is larger than that of the second pin shaft, the support is composed of a left side plate, a right side plate and a lower bottom plate, the upper end of the lower bottom plate is provided with the left side plate and the right side plate which are parallel to each other at intervals, the lower end of the left side plate and the lower end of the right side plate are fixedly connected with the lower bottom plate respectively, a left pin hole is formed in the left side plate, a right pin hole is formed in the right side plate, the lower end of the support rod is arranged between the left side plate and the right side plate, the lower end of the support rod is provided with a support pin hole, the inner diameter of the left pin hole and the inner diameter of the support pin hole are matched with the outer diameter of the first.
3. The quick safety pin plugging and unplugging device according to claim 2, characterized in that: the safety pin locking mechanism is arranged on the support and comprises a baffle, an annular locking groove is formed in the outer wall of the left end of the first pin shaft, at least one locking surface is arranged on the annular locking groove, a locking groove hole is formed in the left side plate and communicated with the left pin hole, the inner diameter of the locking groove hole is larger than that of the left pin hole, the baffle is arranged on the left side of the left side plate, the upper end of the baffle is fixedly connected with the left side plate, the height of the lower end face of the baffle is lower than that of the highest point of the inner wall of the locking groove hole, the safety pin sequentially penetrates through the locking groove hole, the left pin hole, the supporting pin hole and the right pin hole, and the lower end of the safety pin is embedded into the annular locking groove to lock the support and the supporting rod after the safety pin rotates relative.
4. The quick safety pin plugging and unplugging device according to claim 2 or 3, characterized in that: the left end of the safety pin is provided with a pin handle.
5. The quick safety pin plugging and unplugging device according to claim 4, characterized in that: and the right end of the ejector rod is provided with an ejector rod handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921882051.6U CN210879476U (en) | 2019-11-04 | 2019-11-04 | Quick plug device of safety pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921882051.6U CN210879476U (en) | 2019-11-04 | 2019-11-04 | Quick plug device of safety pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210879476U true CN210879476U (en) | 2020-06-30 |
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ID=71328870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921882051.6U Active CN210879476U (en) | 2019-11-04 | 2019-11-04 | Quick plug device of safety pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210879476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357243A (en) * | 2021-07-06 | 2021-09-07 | 徐州徐工矿业机械有限公司 | Safety lock pin device for workpiece overturning and workpiece overturning system |
-
2019
- 2019-11-04 CN CN201921882051.6U patent/CN210879476U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357243A (en) * | 2021-07-06 | 2021-09-07 | 徐州徐工矿业机械有限公司 | Safety lock pin device for workpiece overturning and workpiece overturning system |
| WO2023279626A1 (en) * | 2021-07-06 | 2023-01-12 | 徐州徐工矿业机械有限公司 | Safety lock pin device for workpiece overturning, and workpiece overturning system |
| CN113357243B (en) * | 2021-07-06 | 2023-09-26 | 徐州徐工矿业机械有限公司 | Safety lock pin device for workpiece overturning and workpiece overturning system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211223 Address after: 264200 No. 93, Huihe Road, Yangting Town, Huancui District, Weihai City, Shandong Province Patentee after: WEIHAI GUANGTAI SPECIAL VEHICLE Co.,Ltd. Address before: 264200, No. 160 Gu Zhai South Road, Huancui District, Shandong, Weihai Patentee before: WEIHAI GUANGTAI AIRPORT EQUIPMENT Co.,Ltd. |