CN216997546U - Hydraulic lifting platform safety self-locking mechanism - Google Patents
Hydraulic lifting platform safety self-locking mechanism Download PDFInfo
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- CN216997546U CN216997546U CN202122207889.9U CN202122207889U CN216997546U CN 216997546 U CN216997546 U CN 216997546U CN 202122207889 U CN202122207889 U CN 202122207889U CN 216997546 U CN216997546 U CN 216997546U
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- lifting platform
- locking mechanism
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Abstract
The utility model relates to the technical field of lifting platforms, and discloses a safety self-locking mechanism of a hydraulic lifting platform, which comprises a frame, wherein a first hydraulic cylinder is fixedly arranged at the bottom of the frame, the lifting platform is horizontally arranged above the first hydraulic cylinder, a U-shaped supporting plate is fixedly arranged on the lower surface of the lifting platform, the U-shaped supporting plate is fixedly arranged at the tail end of a piston rod of the first hydraulic cylinder, limiting slide rods are vertically and fixedly arranged on two sides in the frame, two sides of the lifting platform are slidably arranged on rod walls of the limiting slide rods, and a self-locking mechanism is arranged below the lifting platform. The utility model has a safe self-locking mechanism, which ensures the safety of the working personnel.
Description
Technical Field
The utility model relates to the technical field of lifting platforms, in particular to a safety self-locking mechanism of a hydraulic lifting platform.
Background
The hydraulic lifting platform can be customized according to the requirements of users, and can be applied to high-altitude operation and maintenance of factories, automatic warehouses, parking lots, municipal facilities, wharfs, buildings, decoration, logistics, electric power, traffic, petroleum, chemical industry, hotels, gymnasiums, industrial mines, enterprises and the like.
The existing hydraulic lifting platform is not provided with a corresponding self-locking mechanism, and the lifting platform can fall once a hydraulic cylinder fails, so that great potential safety hazards are caused. Therefore, the utility model provides a safety self-locking mechanism of a hydraulic lifting platform.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that in the prior art, a hydraulic lifting platform is not provided with a corresponding self-locking mechanism, and the lifting platform falls down once a hydraulic cylinder fails, so that a large potential safety hazard is caused.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a hydraulic lifting platform safety self-locking mechanism, includes the frame, the fixed first pneumatic cylinder that is equipped with in bottom of frame, the top level of first pneumatic cylinder is equipped with lift platform, lift platform's lower fixed surface is equipped with U type backup pad, U type backup pad is fixed to be set up in the piston rod end of first pneumatic cylinder, the equal vertical fixed spacing slide bar that is equipped with in inside both sides of frame, lift platform's both sides slide to set up on spacing slide bar's pole wall, lift platform's below is equipped with self-locking mechanism.
Preferably, self-locking mechanism includes two-way hydraulic cylinder, two-way hydraulic cylinder is fixed to be set up in lift platform's lower surface, two-way hydraulic cylinder's both ends piston rod end all is fixed and is equipped with the kelly, a plurality of evenly distributed's card hole is seted up along its length to the pole wall of spacing slide bar, the tip and the card hole joint of kelly set up.
Preferably, the left side and the right side of the lower surface of the lifting platform are both fixedly provided with sleeves, and the clamping rods are arranged inside the sleeves in a sliding manner.
Preferably, self-locking mechanism includes second pneumatic cylinder and arc jam plate, the both sides that the bottom of frame just is located first pneumatic cylinder are all fixed and are equipped with the bracing piece, the second pneumatic cylinder is fixed to be set up in the upper end of bracing piece, the arc jam plate is fixed to be set up in the piston rod of second pneumatic cylinder terminal and with the piston rod parcel setting of first pneumatic cylinder.
Preferably, the inner side wall of the arc-shaped locking plate is provided with anti-skid grains.
Preferably, both sides of the U-shaped supporting plate are provided with insertion holes for a piston rod of the bidirectional hydraulic cylinder to penetrate through.
Compared with the prior art, the utility model provides a safety self-locking mechanism of a hydraulic lifting platform, which has the following beneficial effects:
1. this hydraulic pressure lift platform safety self-locking mechanism through two-way pneumatic cylinder, kelly and the card hole that is equipped with, can set up the joint between lift platform and the spacing slide bar to play the function of safe auto-lock, guarantee staff's security.
2. This hydraulic lifting platform safety self-locking mechanism through second pneumatic cylinder, arc jam plate and the bracing piece that is equipped with, can be fixed with the pole wall parcel of the piston rod of first pneumatic cylinder to play the function of safe auto-lock, guarantee staff's security.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device is provided with a safety self-locking mechanism to ensure the safety of workers.
Drawings
Fig. 1 is a schematic structural view of a safety self-locking mechanism of a hydraulic lifting platform according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic structural view of another embodiment of the safety self-locking mechanism for a hydraulic lifting platform according to the present invention;
fig. 4 is a schematic view of the structure of fig. 1.
In the figure: the device comprises a frame 1, a first hydraulic cylinder 2, a lifting platform 3, a 4U-shaped supporting plate, a limiting slide rod 5, a bidirectional hydraulic cylinder 6, a clamping rod 7, a clamping hole 8, a sleeve 9, a second hydraulic cylinder 10, an arc-shaped locking plate 11 and a supporting rod 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-2, a hydraulic lifting platform safety self-locking mechanism, including frame 1, frame 1's fixed first pneumatic cylinder 2 that is equipped with in bottom, first pneumatic cylinder 2's top level is equipped with lift platform 3, lift platform 3's lower fixed surface is equipped with U type backup pad 4, U type backup pad 4 is fixed to be set up in first pneumatic cylinder 2's piston rod end, the equal vertical fixed spacing slide bar 5 that is equipped with in inside both sides of frame 1, lift platform 3's both sides slide and set up on spacing slide bar 5's pole wall, lift platform 3's below is equipped with self-locking mechanism.
Self-locking mechanism includes two-way pneumatic cylinder 6, and two-way pneumatic cylinder 6 is fixed to be set up in lift platform 3's lower surface, and the both sides of U type backup pad 4 all are equipped with the jack that the piston rod that is used for two-way pneumatic cylinder 6 passes, and two-way pneumatic cylinder 6's both ends piston rod end all is fixed and is equipped with kelly 7, and a plurality of evenly distributed's card hole 8 is seted up along its length to spacing slide bar 5's pole wall, and the tip and the card hole 8 joint of kelly 7 set up.
The left side and the right side of the lower surface of the lifting platform 3 are both fixedly provided with a sleeve 9, and the clamping rod 7 is arranged inside the sleeve 9 in a sliding manner.
In the utility model, when the lifting platform is used, a worker stands on the upper surface of the lifting platform 3, then the first hydraulic cylinder 2 is opened to work, the first hydraulic cylinder 2 extends out to enable the lifting platform 3 to stably lift on the rod wall of the limiting slide rod 5, after the lifting platform 3 reaches a certain height, the bidirectional hydraulic cylinder 6 is opened to work, piston rods at two ends of the bidirectional hydraulic cylinder 6 drive the two clamping rods 7 to move and are in clamping fit with the clamping holes 8 in the rod wall of the limiting slide rod 5, so that the self-locking function of the lifting platform 3 is completed, and when the first hydraulic cylinder 2 fails, the safety of the worker can be ensured.
Example 2
Referring to fig. 3-4, a hydraulic lifting platform safety self-locking mechanism, including frame 1, frame 1's fixed first pneumatic cylinder 2 that is equipped with in bottom, first pneumatic cylinder 2's top level is equipped with lift platform 3, lift platform 3's lower fixed surface is equipped with U type backup pad 4, U type backup pad 4 is fixed to be set up in first pneumatic cylinder 2's piston rod end, the equal vertical fixed spacing slide bar 5 that is equipped with in inside both sides of frame 1, lift platform 3's both sides slide and set up on spacing slide bar 5's pole wall, lift platform 3's below is equipped with self-locking mechanism.
Self-locking mechanism includes second pneumatic cylinder 10 and arc jam plate 11, and the bottom of frame 1 and the both sides that are located first pneumatic cylinder 2 are all fixed and are equipped with bracing piece 12, and second pneumatic cylinder 10 is fixed to be set up in the upper end of bracing piece 12, and arc jam plate 11 is fixed to be set up in the terminal piston rod parcel setting with first pneumatic cylinder 2 of the piston rod of second pneumatic cylinder 10.
Anti-skidding line has been seted up to the inside wall of arc jam plate 11, can increase the frictional resistance between the piston rod of arc jam plate 11 and first pneumatic cylinder 2 to the increase is to its centre gripping steadiness.
In the utility model, when the lifting platform is used, a worker stands on the upper surface of the lifting platform 3, then the first hydraulic cylinder 2 is opened to work, the first hydraulic cylinder 2 extends out to enable the lifting platform 3 to stably lift on the rod wall of the limiting slide rod 5, after the lifting platform 3 reaches a certain height, the second hydraulic cylinder 10 works, the second hydraulic cylinder 10 extends out to enable the arc-shaped locking plate 11 to be abutted and wrapped with the rod wall of the piston rod of the first hydraulic cylinder 2 and lock the rod wall of the piston rod, so that the self-locking function of the lifting platform 3 is completed, and the safety of the worker can be ensured when the first hydraulic cylinder 2 fails.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a hydraulic lifting platform safety self-locking mechanism, includes frame (1), its characterized in that, the fixed first pneumatic cylinder (2) that is equipped with in bottom of frame (1), the top level of first pneumatic cylinder (2) is equipped with lift platform (3), the lower fixed surface of lift platform (3) is equipped with U type backup pad (4), U type backup pad (4) are fixed to be set up in the piston rod end of first pneumatic cylinder (2), the equal vertical fixed spacing slide bar (5) that are equipped with in inside both sides of frame (1), the both sides of lift platform (3) slide and set up on the pole wall of spacing slide bar (5), the below of lift platform (3) is equipped with self-locking mechanism.
2. The safety self-locking mechanism of the hydraulic lifting platform according to claim 1, wherein the self-locking mechanism comprises a bidirectional hydraulic cylinder (6), the bidirectional hydraulic cylinder (6) is fixedly arranged on the lower surface of the lifting platform (3), clamping rods (7) are fixedly arranged at the tail ends of piston rods at two ends of the bidirectional hydraulic cylinder (6), a plurality of clamping holes (8) which are uniformly distributed are formed in the rod wall of the limiting slide rod (5) along the length of the rod wall, and the end portions of the clamping rods (7) are clamped with the clamping holes (8).
3. The safety self-locking mechanism of the hydraulic lifting platform according to claim 2, wherein sleeves (9) are fixedly arranged on the left side and the right side of the lower surface of the lifting platform (3), and the clamping rods (7) are slidably arranged in the sleeves (9).
4. The safety self-locking mechanism of the hydraulic lifting platform according to claim 1, wherein the self-locking mechanism comprises a second hydraulic cylinder (10) and an arc-shaped locking plate (11), support rods (12) are fixedly arranged at the bottom of the frame (1) and at two sides of the first hydraulic cylinder (2), the second hydraulic cylinder (10) is fixedly arranged at the upper ends of the support rods (12), and the arc-shaped locking plate (11) is fixedly arranged at the tail end of a piston rod of the second hydraulic cylinder (10) and wraps the piston rod of the first hydraulic cylinder (2).
5. The safety self-locking mechanism of a hydraulic lifting platform according to claim 4, characterized in that the inner side wall of the arc-shaped locking plate (11) is provided with anti-slip lines.
6. The safety self-locking mechanism of the hydraulic lifting platform according to claim 2, wherein two sides of the U-shaped supporting plate (4) are provided with insertion holes for the piston rods of the bidirectional hydraulic cylinders (6) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122207889.9U CN216997546U (en) | 2021-09-13 | 2021-09-13 | Hydraulic lifting platform safety self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122207889.9U CN216997546U (en) | 2021-09-13 | 2021-09-13 | Hydraulic lifting platform safety self-locking mechanism |
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| Publication Number | Publication Date |
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| CN216997546U true CN216997546U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122207889.9U Active CN216997546U (en) | 2021-09-13 | 2021-09-13 | Hydraulic lifting platform safety self-locking mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300156A (en) * | 2022-08-16 | 2022-11-08 | 中南大学 | Oral cavity supporter for dental orthodontic treatment |
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2021
- 2021-09-13 CN CN202122207889.9U patent/CN216997546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300156A (en) * | 2022-08-16 | 2022-11-08 | 中南大学 | Oral cavity supporter for dental orthodontic treatment |
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