CN213534370U - Leaf spring lug locking mechanism - Google Patents
Leaf spring lug locking mechanism Download PDFInfo
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- CN213534370U CN213534370U CN202022580899.2U CN202022580899U CN213534370U CN 213534370 U CN213534370 U CN 213534370U CN 202022580899 U CN202022580899 U CN 202022580899U CN 213534370 U CN213534370 U CN 213534370U
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- hole
- connecting block
- vertical section
- lifting
- locking mechanism
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Abstract
The utility model discloses a leaf spring lifting lug locking mechanism, which comprises a lifting lug device body, wherein the lifting lug device body comprises a first lifting ring, a second lifting ring and an upper lifting rod, the first lifting ring is provided with a first vertical section, a second inclined section and a third vertical section, the second lifting ring is provided with a fourth vertical section, the inclined section five and the vertical section six, all be equipped with the through-hole screw thread on inclined section two and the inclined section five, the tip of vertical section one and vertical section four links to each other with the upper portion jib, the both ends of upper portion jib are equipped with bush one and bush two respectively, the middle part of upper portion jib is equipped with through-hole one, through-hole one runs through bush one and bush two, be equipped with connecting block one and connecting block two respectively on vertical section three and the vertical section six, connecting block one and connecting block two all are equipped with through-hole two, through-hole three and through-hole screw thread one, connecting block one and connecting block two are equipped with the round pin axle, and the both ends of round pin axle run through. The utility model discloses a set up connecting block one, connecting block two and chucking screw, improved the stability of lug locking.
Description
Technical Field
The utility model belongs to the technical field of the automotive suspension system, concretely relates to leaf spring lug locking mechanism.
Background
Leaf spring lug forms the extension motion when bearing the load and assaults, produce strong friction between steel sheet and the steel sheet, produce the tensile phenomenon of extrusion promptly, two friction surfaces produce the motion frictional force of two not equidirectional again, cause leaf spring temperature rise, the surface pulling appears, demonstrate tiny crackle, in the increase of load impact frequency, the produced friction motion power of extension motion is also increasing, reach fatigue limit at the stress concentration point and will cause the monolithic or whole buttress fracture, so at present, need a leaf spring lug locking mechanism urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a leaf spring lug locking mechanism through setting up connecting block one, connecting block two and chucking screw, has improved the stability of lug locking.
The technical scheme of the utility model is realized like this:
a steel plate spring lifting lug locking mechanism comprises a lifting lug device body and is characterized in that the lifting lug device body comprises a first lifting ring, a second lifting ring and an upper portion lifting rod, the first lifting ring is provided with a first vertical section, a second inclined section and a third vertical section, the second lifting ring is provided with a fourth vertical section, a fifth inclined section and a sixth vertical section, through hole threads are arranged on the second inclined section and the fifth inclined section respectively, the end portions of the first vertical section and the fourth vertical section are connected with the upper portion lifting rod, a first bushing and a second bushing are arranged at the two ends of the upper portion lifting rod respectively, a first through hole is arranged in the middle of the upper portion lifting rod, the first through hole penetrates through the first bushing and the second bushing, a first connecting block and a second connecting block are arranged on the third vertical section and the sixth vertical section respectively, the first connecting block and the second connecting block are provided with a first through hole, a third through hole and a first through hole thread, and a pin shaft, and two ends of the pin shaft respectively penetrate through the second through hole and the third through hole.
The utility model discloses an among the leaf spring lug locking mechanism, the length of round pin axle is greater than the distance between connecting block one and the connecting block two, the side of round pin axle is equipped with non-slip raised and blind hole screw thread, the blind hole screw thread is equipped with 5 at least.
The utility model discloses an among the leaf spring lug locking mechanism, through-hole screw thread one link up with through-hole two and through-hole three-phase, be equipped with the chucking screw on the through-hole screw thread one, the tip of chucking screw is equipped with spine portion, spine portion inserts to in the blind hole screw thread.
The utility model discloses an among the leaf spring lug locking mechanism, the side of connecting block one is equipped with the clamp, the one end swing joint of clamp is on connecting block one, just the other end of clamp is equipped with the plum blossom bolt.
The utility model discloses an among the leaf spring lug locking mechanism, first rings and second rings are hard alloy steel and make, the round pin axle is No. 45 steel and makes, first rings and second rings and upper portion jib integrated into one piece.
Implement the utility model discloses a this kind of leaf spring lug locking mechanism has following beneficial effect: the present case sets up first rings and second rings, and set up connecting block one and connecting block two respectively with the bottom of first rings and second rings, and be equipped with through-hole two on connecting block one and the connecting block two respectively, through-hole three and through-hole screw thread one, also can lock the round pin axle through setting up the clamp, this has just realized fixing on connecting block one and connecting block two that the leaf spring lug can be stable, the security of heavy object hoist and mount has been improved, the setting of going up rings makes the wholeness reinforcing of lug, the locking state of artificial control lug like this, the device operation is very simple and convenient, the hoist and mount of very suitable large-scale noon.
Drawings
Fig. 1 is a schematic view of a leaf spring lug locking mechanism of the present invention;
fig. 2 is a schematic structural view of the pin shaft of the present invention;
FIG. 3 is a schematic partial cross-sectional view taken at A-A in FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1 at B;
fig. 5 is a partially enlarged schematic view of C in fig. 2.
In the figure: lifting lug device body 1, first rings 2, second rings 3, upper portion jib 4, vertical section one 5, slope section two 6, vertical section three 7, vertical section four 8, slope section five 9, vertical section six 10, through-hole screw thread 11, bush one 12, bush two 13, through-hole one 14, connecting block one 15, connecting block two 16, through-hole two 17, through-hole three 18, through-hole screw thread one 19, round pin axle 20, non-slip raised 21, blind hole screw thread 22, clamping screw 23, spine portion 24, clamp 25, plum blossom bolt 26.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The leaf spring lifting lug locking mechanism of the present invention as shown in fig. 1 to 5 comprises a lifting lug device body 1, the lifting lug device body 1 comprises a first lifting lug 2, a second lifting lug 3 and an upper lifting lug 4, the first lifting lug 2 is provided with a first vertical section 5, a second inclined section 6 and a third vertical section 7, the second lifting lug 3 is provided with a fourth vertical section 8, a fifth inclined section 9 and a sixth vertical section 10, both the second inclined section 6 and the fifth inclined section 9 are provided with through-hole threads 11, the through-hole threads 11 are arranged so that a rope or a tool can be fixed on the first lifting lug 2 and the second lifting lug 3 during the lifting process, the end parts of the first vertical section 5 and the fourth vertical section 8 are connected with the upper lifting lug 4, both ends of the upper lifting lug 4 are respectively provided with a first bush 12 and a second bush 13, the first bush 12 and the second bush 13 protect the upper lifting lug 4 from external impact, thereby prolonging the service life of the lifting lug, the middle part of the upper suspension rod 4 is provided with a first through hole 14, the first through hole 14 is used for fixing a heavy object, the first through hole 14 penetrates through a first bushing 12 and a second bushing 13, a first connecting block 15 and a second connecting block 16 are respectively arranged on a third vertical section 7 and a sixth vertical section 10, the first connecting block 15 and the second connecting block 16 are arranged to enable a lifting lug to lock an object to be supported, the overall stability of the lifting lug is improved, the first connecting block 15 and the second connecting block 16 are respectively provided with a second through hole 17, a third through hole 18 and a first through hole thread 19, the first connecting block 15 and the second connecting block 16 are provided with a pin shaft 20, two ends of the pin shaft 20 respectively penetrate through the second through hole 17 and the third through hole 18, the length of the pin shaft 20 is larger than the distance between the first connecting block 15 and the second connecting block 16, the side surface of the pin shaft 20 is provided with an anti-skid protrusion 21 and, the service life of the lifting lug is shortened, at least 5 blind hole threads 22 are arranged, a first through hole thread 19 is communicated with a second through hole 17 and a third through hole 18, a clamping screw 23 is arranged on the first through hole thread 19, the pin shaft 20 is locked in the rotating direction due to the arrangement of the clamping screw 23 and the blind hole thread 22, a pointed part 24 is arranged at the end part of the clamping screw 23 and is inserted into the blind hole thread 22, a clamp 25 is arranged on the side surface of a first connecting block 15, the clamp 25 is arranged to be beneficial to locking the transverse direction of the pin shaft 20, so that the stability of the lifting lug in the using process is ensured, one end of the clamp 25 is movably connected to the first connecting block 15, a plum bolt 26 is arranged at the other end of the clamp 25, the first lifting ring 2 and the second lifting ring 3 are both made of hard alloy steel, the pin shaft 20 is made of No. 45 steel, the integral increase of the lifting lug, the first lifting ring 2, the stability of lug is better for integrated into one piece's setting.
The utility model discloses a theory of operation does: firstly, during the use, insert the one end of round pin axle 20 on the through-hole two 17 on the connecting block one 15 earlier, then insert the one end of round pin axle 20 on connecting block two 16 slowly, when the distance that the one end of round pin axle 20 protrudes connecting block one 15 is equal with the distance that the other end protrudes connecting block two 16, the slow knob of spine portion 24 on chucking screw 23 this moment, when turning round to the inside of the epaxial blind hole screw thread 22 of round pin, the direction of rotation of locking round pin axle 20 promptly, then adjust the plum blossom spiral shell 26 bolt on the clamp 25 and make and lock round pin axle 20 horizontal direction dead, the setting of 45 steel makes the bulk rigidity increase of lug. Thus, the object of the present invention can be achieved.
The above description is only a 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 (5)
1. A steel plate spring lifting lug locking mechanism comprises a lifting lug device body and is characterized in that the lifting lug device body comprises a first lifting ring, a second lifting ring and an upper lifting rod, the first lifting ring is provided with a first vertical section, a second inclined section and a third vertical section, the second lifting ring is provided with a fourth vertical section, a fifth inclined section and a sixth vertical section, through hole threads are arranged on the second inclined section and the fifth inclined section respectively, the end parts of the first vertical section and the fourth vertical section are connected with the upper lifting rod, a first bushing and a second bushing are arranged at the two ends of the upper lifting rod respectively, a first through hole is arranged in the middle of the upper lifting rod, the first through hole penetrates through the first bushing and the second bushing, a first connecting block and a second connecting block are arranged on the third vertical section and the sixth vertical section respectively, the first connecting block and the second connecting block are provided with a first through hole, a third through hole and a first through hole thread, and the first connecting block are, and two ends of the pin shaft respectively penetrate through the second through hole and the third through hole.
2. The leaf spring lug locking mechanism of claim 1, wherein the length of the pin is greater than the distance between the first connecting block and the second connecting block, the side of the pin is provided with anti-skid protrusions and blind hole threads, and the number of the blind hole threads is at least 5.
3. The leaf spring lug locking mechanism of claim 2, wherein the first through hole thread is communicated with the second through hole thread and the third through hole thread, the first through hole thread is provided with a clamping screw, the end of the clamping screw is provided with a sharp part, and the sharp part is inserted into the blind hole thread.
4. The leaf spring lug locking mechanism of claim 1, wherein a clamp is arranged on a side face of the first connecting block, one end of the clamp is movably connected to the first connecting block, and a plum bolt is arranged at the other end of the clamp.
5. The leaf spring shackle locking mechanism as defined by claim 1 wherein the first and second eye are both formed of hard alloy steel, the pin is formed of 45 gauge steel, and the first and second eye are integrally formed with the upper hanger bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022580899.2U CN213534370U (en) | 2020-11-10 | 2020-11-10 | Leaf spring lug locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022580899.2U CN213534370U (en) | 2020-11-10 | 2020-11-10 | Leaf spring lug locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213534370U true CN213534370U (en) | 2021-06-25 |
Family
ID=76482363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022580899.2U Active CN213534370U (en) | 2020-11-10 | 2020-11-10 | Leaf spring lug locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213534370U (en) |
-
2020
- 2020-11-10 CN CN202022580899.2U patent/CN213534370U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230606 Address after: 710000, Room 802, 8th Floor, Xianhe Zhixing, Kangding Road, Fengxi New City, Xixian New District, Xi'an City, Shaanxi Province, China X242 Patentee after: Shaanxi Juruijia Information Technology Co.,Ltd. Address before: 330000 Fushan Avenue, Xiaolan economic and Technological Development Zone, Nanchang City, Jiangxi Province Patentee before: NANCHANG HONGLE AUTO PARTS CO.,LTD. |
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| TR01 | Transfer of patent right |