CN110775860A - High-stability hydraulic lifting device with anti-slip function - Google Patents
High-stability hydraulic lifting device with anti-slip function Download PDFInfo
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- CN110775860A CN110775860A CN201911209119.9A CN201911209119A CN110775860A CN 110775860 A CN110775860 A CN 110775860A CN 201911209119 A CN201911209119 A CN 201911209119A CN 110775860 A CN110775860 A CN 110775860A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/30—Constructional features with positive brakes or locks
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Abstract
The invention relates to a high-stability hydraulic lifting device with an anti-slip function, which comprises a cylinder body and a piston, wherein the piston is cylindrical, the cylinder body is vertically arranged, the piston and the cylinder body are coaxially arranged, the top end of the cylinder body is provided with an installation hole, the piston is arranged in the cylinder body, the piston penetrates through the installation hole and is in sealed and sliding connection with the inner wall of the installation hole, a hydraulic system is arranged in the cylinder body, the cylinder body is provided with an auxiliary mechanism and a stabilizing mechanism, the auxiliary mechanism comprises a supporting plate and four auxiliary components, the supporting plate is vertical to the piston, the supporting plate is fixed at the top end of the piston and is abutted against the top of the cylinder body, the auxiliary components are uniformly distributed at the bottom of the supporting plate in the circumferential direction by taking the axis of the cylinder body as the center, and the high-stability hydraulic lifting device with the, moreover, the auxiliary mechanism also has the function of avoiding slipping.
Description
Technical Field
The invention relates to the field of hydraulic equipment, in particular to a high-stability hydraulic lifting device with an anti-slip function.
Background
The hydraulic equipment converts the pressure energy and the mechanical energy of the liquid medium in the system mutually to achieve the purpose of transmitting motion, force and moment. The energy range transmitted by the hydraulic equipment is large, and stepless speed regulation can be realized in a wide range; the operation is stable, especially when the device moves at low speed; the remote control can be realized, the operation is convenient, and the automation is easy to realize; the moving parts have good lubrication and long service life.
The hydraulic jack is one kind of hydraulic equipment, and current hydraulic jack is when the use, when the object was jacked, easily made the object take place to rock, reduced stability, moreover, when the ground is uneven, at the jack-up object in-process, easily made hydraulic jack and ground produce and skid, reduced the reliability.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the hydraulic lifting device with the anti-slip function and high stability is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-stability hydraulic lifting device with an anti-slip function comprises a cylinder body and a piston, wherein the piston is cylindrical, the cylinder body is vertically arranged, the piston and the cylinder body are coaxially arranged, a mounting hole is formed in the top end of the cylinder body, the piston is arranged in the cylinder body, the piston penetrates through the mounting hole and is in sealed and sliding connection with the inner wall of the mounting hole, a hydraulic system is arranged in the cylinder body, and an auxiliary mechanism and a stabilizing mechanism are arranged on the cylinder body;
the auxiliary mechanism comprises a supporting plate and four auxiliary components, the supporting plate is perpendicular to the piston, the supporting plate is fixed at the top end of the piston and is abutted against the top of the cylinder body, and the auxiliary components are circumferentially and uniformly distributed at the bottom of the supporting plate by taking the axis of the cylinder body as a center;
the auxiliary assembly comprises a connecting wire, a fixed pulley, a supporting block, a fixed pipe, a movable disc, an electromagnet, an adsorption hole and two locking assemblies, the supporting block is fixed on the cylinder body, the fixed pulley is fixed at the top of the supporting block, the fixed pipe is parallel to the piston, the fixed pipe is positioned between the supporting plate and the supporting block, the top end of the fixed pipe is hermetically and fixedly connected with the bottom of the supporting plate, a gap is arranged between the bottom end of the fixed pipe and the supporting block, the adsorption hole is arranged on the supporting plate, the adsorption hole and the movable disc are coaxially arranged with the fixed pipe, the aperture of the adsorption hole is smaller than the inner diameter of the fixed pipe, the movable disc and the electromagnet are both arranged in the fixed pipe, the movable disc is hermetically and slidably connected with the inner wall of the fixed pipe, one end of the connecting wire is fixed at the bottom of the supporting plate, the other end of the connecting, the electromagnet is fixed at the other end of the movable disc, the locking assemblies are positioned in the fixed tube, the electromagnet is positioned between the two locking assemblies, and the movable disc is connected with the inner wall of the fixed tube through the locking assemblies;
the stabilizing mechanism comprises four auxiliary assemblies, the auxiliary assemblies correspond to the fixed pipes one by one, each auxiliary assembly comprises an insertion rod, a first spring and a connecting hole, the insertion rod and the fixed pipes are coaxially arranged, the diameter of the insertion rod is smaller than the inner diameter of the fixed pipes, the connecting holes are formed in the supporting blocks, one end of the insertion rod is fixed to one side, close to the supporting blocks, of the moving disc, the insertion rod penetrates through the connecting holes and is in sliding connection with the inner walls of the connecting holes, the first springs are located between the moving disc and the supporting blocks, and the moving disc is connected with the supporting blocks through the first springs.
Preferably, in order to facilitate the insertion rod to be inserted into the ground, an auxiliary block is arranged at the bottom end of the insertion rod, the auxiliary block is conical, the auxiliary block and the insertion rod are coaxially arranged, and one end of the auxiliary block with the largest diameter is fixed at the bottom end of the insertion rod.
Preferably, in order to achieve the effects of buffering and vibration reduction, the top of the supporting plate is paved with a rubber block.
Preferably, in order to achieve the locking effect, the locking assembly comprises a locking rod, a connecting block, a second spring, a fixing block, a through hole and at least two locking grooves, the axis of the locking rod is vertical to and intersected with the axis of the fixed pipe, the locking grooves are uniformly distributed on the inner wall of the fixed pipe along the axial direction of the fixed pipe, the locking rod is matched with the locking groove, one end of the locking groove is inserted into the locking groove, the connecting block is fixed at the other end of the locking rod, the connecting block is made of iron, the fixing block is positioned on one side of the connecting block, which is far away from the electromagnet, the through hole is arranged on the fixed block, the locking rod passes through the through hole and is connected with the inner wall of the through hole in a sliding way, the fixed block is fixed on the movable plate, the second spring is located between the connecting block and the fixed block, and the connecting block is connected with the fixed block through the second spring.
Preferably, in order to reduce friction between the inner wall of the through-hole and the locking lever, the inner wall of the through-hole is coated with a lubricating oil.
Preferably, in order to facilitate the installation of the locking rod, one end of the locking rod, which is far away from the electromagnet, is provided with a chamfer.
Preferably, in order to reduce the frictional force between the inner wall of the fixed pipe and the moving plate, the inner wall of the fixed pipe is coated with a sealing grease.
Preferably, in order to prolong the service life of the inserted bar, the inserted bar is provided with an anti-corrosion zinc coating.
Preferably, in order to increase the friction force between the cylinder body and the ground, the bottom of the cylinder body is provided with anti-skid lines.
Preferably, in order to prevent dust from entering the fixing pipe through the adsorption holes, a filter screen is arranged in each through hole.
The hydraulic lifting device with the anti-slip function and high stability has the advantages that the stability of the jacked object is improved through the auxiliary mechanism, compared with the existing auxiliary mechanism, the auxiliary mechanism also has the function of locking, the situation that when a hydraulic system breaks down, the piston rod retracts into the cylinder body, the jacked object rapidly descends to cause safety accidents is avoided, and in addition, the anti-slip function is achieved through the auxiliary mechanism.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of a high-stability hydraulic lifting device with an anti-slip function according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is a schematic structural view of a locking assembly of the high stability hydraulic lifting device with anti-slip function of the present invention;
in the figure: 1. the hydraulic cylinder comprises a cylinder body, 2 pistons, 3 supporting plates, 4 connecting wires, 5 fixed pulleys, 6 supporting blocks, 7 fixed pipes, 8 moving plates, 9 electromagnets, 10 inserted rods, 11 first springs, 12 auxiliary blocks, 13 rubber blocks, 14 locking rods, 15 connecting blocks, 16 second springs, 17 fixed blocks and 18 filter screens.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-3, a high-stability hydraulic lifting device with an anti-slip function comprises a cylinder body 1 and a piston 2, wherein the piston 2 is cylindrical, the cylinder body 1 is vertically arranged, the piston 2 and the cylinder body 1 are coaxially arranged, a mounting hole is formed in the top end of the cylinder body 1, the piston 2 is mounted in the cylinder body 1, the piston 2 penetrates through the mounting hole and is in sealed and sliding connection with the inner wall of the mounting hole, a hydraulic system is arranged in the cylinder body 1, and an auxiliary mechanism and a stabilizing mechanism are arranged on the cylinder body 1;
the auxiliary mechanism comprises a supporting plate 3 and four auxiliary components, the supporting plate 3 is perpendicular to the piston 2, the supporting plate 3 is fixed at the top end of the piston 2 and is abutted against the top of the cylinder body 1, and the auxiliary components are circumferentially and uniformly distributed at the bottom of the supporting plate 3 by taking the axis of the cylinder body 1 as a center;
the auxiliary assembly comprises a connecting wire 4, a fixed pulley 5, a supporting block 6, a fixed pipe 7, a movable disc 8, an electromagnet 9, an adsorption hole and two locking assemblies, the supporting block 6 is fixed on the cylinder body 1, the fixed pulley 5 is fixed on the top of the supporting block 6, the fixed pipe 7 is parallel to the piston 2, the fixed pipe 7 is positioned between the supporting plate 3 and the supporting block 6, the top end of the fixed pipe 7 is hermetically and fixedly connected with the bottom of the supporting plate 3, a gap is arranged between the bottom end of the fixed pipe 7 and the supporting block 6, the adsorption hole is formed in the supporting plate 3, the adsorption hole and the movable disc 8 are coaxially arranged with the fixed pipe 7, the aperture of the adsorption hole is smaller than the inner diameter of the fixed pipe 7, the movable disc 8 and the electromagnet 9 are both arranged in the fixed pipe 7, the movable disc 8 is hermetically and slidably connected with the inner wall of the fixed pipe 7, one end of the connecting wire 4 is fixed, the other end of the connecting wire 4 is fixed on one side, close to the supporting block 6, of the movable disc 8 by bypassing the fixed pulley 5, the electromagnet 9 is fixed on the other end of the movable disc 8, the locking assemblies are positioned in the fixed pipe 7, the electromagnet 9 is positioned between the two locking assemblies, and the movable disc 8 is connected with the inner wall of the fixed pipe 7 through the locking assemblies;
the stabilizing mechanism comprises four auxiliary components, the auxiliary components correspond to the fixed pipes 7 one by one, the auxiliary components comprise inserting rods 10, first springs 11 and connecting holes, the inserting rods 10 are coaxially arranged with the fixed pipes 7, the diameter of each inserting rod 10 is smaller than the inner diameter of each fixed pipe 7, the connecting holes are formed in the supporting blocks 6, one ends of the inserting rods 10 are fixed on one sides, close to the supporting blocks 6, of the moving discs 8, the inserting rods 10 penetrate through the connecting holes and are connected with the inner walls of the connecting holes in a sliding mode, the first springs 11 are located between the moving discs 8 and the supporting blocks 6, and the moving discs 8 are connected with the supporting blocks 6 through the first springs 11.
The cylinder body 1 is placed on the ground, the piston 2 is lifted in the cylinder body 1 through a hydraulic system, and the supporting plate 3 is driven to realize synchronous lifting, the function of jacking up the object is realized through the lifting of the supporting plate 3, when the supporting plate 3 is lifted up, the adsorption hole is blocked by the jacked object, meanwhile, the movement of the supporting plate 3 causes the connecting wire 4 to pull the moving disc 8 to move in the fixed pipe 7 towards the direction close to the supporting block 6, and simultaneously, the fixed pipe 7 moves synchronously along with the supporting plate 3, thereby reducing the air pressure in the adsorption hole, improving the stability between the jacked object and the supporting plate 3 under the adsorption action of the adsorption hole, driving the inserted rod 10 to be inserted into the ground by the movement of the movable plate 8, the first spring 11 is compressed and the insert rod 10 is inserted into the ground, so that the cylinder 1 can be prevented from slipping and falling down, and the function of preventing slipping is achieved.
Preferably, in order to facilitate the insertion of the insertion rod 10 into the ground, the bottom end of the insertion rod 10 is provided with an auxiliary block 12, the auxiliary block 12 is conical, the auxiliary block 12 is coaxially arranged with the insertion rod 10, and one end of the auxiliary block 12 with the largest diameter is fixed at the bottom end of the insertion rod 10.
The auxiliary block 12 functions to increase the pressure of the insert rod 10 against the ground, so that the insert rod 10 can be easily inserted into the ground,
preferably, a rubber block 13 is laid on the top of the supporting plate 3 for achieving the effects of buffering and vibration reduction.
The rubber texture is comparatively soft, can reduce backup pad 3 and by the impact force that produces when pushing against by the top object, has played buffering and damping effect, simultaneously, can also reduce through rubber by the top object and 3 between clearances of backup pad, improved the leakproofness.
As shown in fig. 4, the locking assembly includes a locking lever 14, a connecting block 15, a second spring 16, a fixing block 17, a through hole and at least two locking grooves, the axis of the locking rod 14 is perpendicular to and intersects with the axis of the fixed tube 7, the locking grooves are uniformly distributed on the inner wall of the fixed tube 7 along the axial direction of the fixed tube 7, the locking rod 14 is matched with the locking groove, one end of the locking groove is inserted into the locking groove, the connecting block 15 is fixed at the other end of the locking rod 14, the connecting block 15 is made of iron, the fixing block 17 is positioned on one side of the connecting block 15 far away from the electromagnet 9, the through hole is arranged on the fixing block 17, the locking rod 14 passes through the through hole and is connected with the inner wall of the through hole in a sliding way, the fixed block 17 is fixed on the moving plate 8, the second spring 16 is positioned between the connecting block 15 and the fixed block 17, and the connecting block 15 is connected with the fixed block 17 through the second spring 16.
During the moving plate moves in fixed pipe 7, through electro-magnet 9 circular telegram, produce the effort of inter attraction between the connecting block 15 of messenger's iron and electro-magnet 9, thereby make connecting block 15 drive the check lock lever 14 and move towards being close to electro-magnet 9 direction, thereby make check lock lever 14 and locking groove separation, and make second spring 16 tensile, after the removal dish 8 stops moving, electro-magnet 9 cuts off the power supply, check lock lever 14 resets under the elastic action of second spring 16, make check lock lever 14 and locking groove cooperation, thereby can avoid hydraulic system when breaking down, piston 2 pole withdrawal cylinder body 1 is interior, lead to being pushed up the object and descend fast and take place the incident.
Preferably, in order to reduce the friction between the inner wall of the through-hole and the locking lever 14, the inner wall of the through-hole is coated with a lubricating oil.
The lubricating oil has the function of reducing the friction force between the inner wall of the through hole and the locking rod 14 and improving the moving fluency of the locking rod 14.
Preferably, in order to facilitate the installation of the locking lever 14, the end of the locking lever 14 remote from the electromagnet 9 is chamfered.
The chamfer serves to reduce the diameter of the locking bar 14 as it passes through the through hole, providing an easy to install effect.
Preferably, in order to reduce the friction between the inner wall of the fixed tube 7 and the moving plate 8, the inner wall of the fixed tube 7 is coated with a sealing grease.
The sealing grease has the function of reducing the friction force between the inner wall of the fixed tube 7 and the movable disk 8, and the sealing performance is improved.
Preferably, in order to prolong the service life of the inserted bar 10, the inserted bar 10 is provided with an anti-corrosion zinc coating.
The function of anticorrosive zinc coating is to promote the rust-resistant ability of inserted bar 10, prolongs the life of inserted bar 10.
Preferably, in order to increase the friction between the cylinder body 1 and the ground, the bottom of the cylinder body 1 is provided with anti-skid threads.
The effect of protection line is to improve the frictional force between cylinder body 1 and the ground, avoids skidding.
Preferably, in order to prevent dust from entering the fixed pipe 7 through the suction holes, a screen 18 is provided in each through hole.
The filter screen 18 prevents dust from entering the fixed pipe 7 through the adsorption holes, and dust prevention is achieved.
During the use of the device, the cylinder body 1 is placed on the ground, the piston 2 is lifted in the cylinder body 1 through the hydraulic system, and the support plate 3 is driven to lift synchronously, the function of lifting up objects is realized through the lifting of the support plate 3, when the support plate 3 lifts, the adsorption hole is blocked by the lifted object, simultaneously the connecting wire 4 is driven by the movement of the support plate 3 to pull the movable disk 8 to move in the fixed pipe 7 towards the direction close to the support block 6, simultaneously the fixed pipe 7 moves synchronously along with the support plate 3, so that the air pressure in the adsorption hole is reduced, the stability between the lifted object and the support plate 3 is improved under the adsorption action of the adsorption hole by the lifted object, moreover, the adsorption force of the adsorption hole is in direct proportion to the lifting height of the lifted object, the movement of the movable disk 8 also drives the inserted rod 10 to be inserted into the ground, and the first spring 11 is compressed, the inserted rod 10 is inserted, can prevent to skid and empty between cylinder body 1 and the ground, the function of preventing skidding has been played, the movable plate removes the duration in fixed pipe 7, through electro-magnet 9 circular telegram, make the effort that produces inter attraction between iron's connecting block 15 and the electro-magnet 9, thereby make connecting block 15 drive check lock lever 14 move towards being close to electro-magnet 9 direction, thereby make check lock lever 14 and locking groove separation, and make second spring 16 tensile, after the carriage release 8 stops moving, electro-magnet 9 cuts off the power supply, check lock lever 14 resets under the elastic action of second spring 16, make check lock lever 14 and locking groove cooperation, thereby can avoid hydraulic system when breaking down, piston 2 pole withdrawal cylinder body 1 is interior, lead to being pushed up the object and descend fast and take place the incident.
Compared with the prior art, this high hydraulic pressure elevating gear of stability with prevent function of skidding has improved the stability by the object through complementary unit, compare with current complementary unit, this complementary unit has still played the function of locking, when avoiding hydraulic system to break down, 2 poles of piston retract in the cylinder body 1, lead to being descended fast and the incident takes place by the object of propping, moreover, still play the function of avoiding skidding through complementary unit, compare with current complementary unit, this complementary unit need not electric drive, environmental protection and energy saving more.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A high-stability hydraulic lifting device with an anti-slip function comprises a cylinder body (1) and a piston (2), wherein the piston (2) is cylindrical, the cylinder body (1) is vertically arranged, the piston (2) and the cylinder body (1) are coaxially arranged, a mounting hole is formed in the top end of the cylinder body (1), the piston (2) is installed in the cylinder body (1), the piston (2) penetrates through the mounting hole and is in sealed and sliding connection with the inner wall of the mounting hole, and a hydraulic system is arranged in the cylinder body (1), and the high-stability hydraulic lifting device is characterized in that an auxiliary mechanism and a stabilizing mechanism are arranged on the cylinder body (1);
the auxiliary mechanism comprises a supporting plate (3) and four auxiliary components, the supporting plate (3) is perpendicular to the piston (2), the supporting plate (3) is fixed at the top end of the piston (2) and is abutted against the top of the cylinder body (1), and the auxiliary components are circumferentially and uniformly distributed at the bottom of the supporting plate (3) by taking the axis of the cylinder body (1) as a center;
the auxiliary assembly comprises a connecting wire (4), a fixed pulley (5), a supporting block (6), a fixed pipe (7), a movable disc (8), an electromagnet (9), an adsorption hole and two locking assemblies, the supporting block (6) is fixed on the cylinder body (1), the fixed pulley (5) is fixed at the top of the supporting block (6), the fixed pipe (7) is parallel to the piston (2), the fixed pipe (7) is positioned between the supporting plate (3) and the supporting block (6), the top end of the fixed pipe (7) is hermetically and fixedly connected with the bottom of the supporting plate (3), a gap is formed between the bottom end of the fixed pipe (7) and the supporting block (6), the adsorption hole is formed in the supporting plate (3), the adsorption hole and the movable disc (8) are coaxially arranged with the fixed pipe (7), and the aperture of the adsorption hole is smaller than the inner diameter of the fixed pipe (7), the movable disc (8) and the electromagnet (9) are arranged in the fixed pipe (7), the movable disc (8) is connected with the inner wall of the fixed pipe (7) in a sealing and sliding mode, one end of the connecting wire (4) is fixed to the bottom of the supporting plate (3), the other end of the connecting wire (4) is fixed to one side, close to the supporting block (6), of the movable disc (8) by bypassing the fixed pulley (5), the electromagnet (9) is fixed to the other end of the movable disc (8), the locking assemblies are located in the fixed pipe (7), the electromagnet (9) is located between the two locking assemblies, and the movable disc (8) is connected with the inner wall of the fixed pipe (7) through the locking assemblies;
the stabilizing mechanism comprises four auxiliary assemblies, the auxiliary assemblies correspond to the fixed pipes (7) one by one, each auxiliary assembly comprises an insertion rod (10), a first spring (11) and a connecting hole, the insertion rod (10) and the fixed pipes (7) are coaxially arranged, the diameter of the insertion rod (10) is smaller than the inner diameter of the fixed pipes (7), the connecting holes are formed in the supporting blocks (6), one end of the insertion rod (10) is fixed to one side, close to the supporting blocks (6), of the moving disc (8), the insertion rod (10) penetrates through the connecting holes and is in sliding connection with the inner walls of the connecting holes, the first spring (11) is located between the moving disc (8) and the supporting blocks (6), and the moving disc (8) is connected with the supporting blocks (6) through the first spring (11).
2. The highly stable hydraulic lifting device with the anti-slip function according to claim 1, wherein an auxiliary block (12) is provided at the bottom end of the plunger (10), the auxiliary block (12) is conical, the auxiliary block (12) is coaxially provided with the plunger (10), and one end of the auxiliary block (12) having the largest diameter is fixed to the bottom end of the plunger (10).
3. The highly stable hydraulic lifting device with anti-slip function according to claim 1, wherein a rubber block (13) is laid on top of the support plate (3).
4. The high-stability hydraulic lifting device with the anti-slip function according to claim 1, wherein the locking assembly comprises a locking rod (14), a connecting block (15), a second spring (16), a fixing block (17), a through hole and at least two locking grooves, the axis of the locking rod (14) is perpendicular to and intersects with the axis of the fixing tube (7), the locking grooves are uniformly distributed on the inner wall of the fixing tube (7) along the axial direction of the fixing tube (7), the locking rod (14) is matched with the locking grooves, one end of the locking grooves is inserted into the locking grooves, the connecting block (15) is fixed at the other end of the locking rod (14), the connecting block (15) is made of iron, the fixing block (17) is positioned on one side of the connecting block (15) far away from the electromagnet (9), and the through hole is arranged on the fixing block (17), locking lever (14) pass the through hole and with the inner wall sliding connection of through hole, fixed block (17) are fixed on moving plate (8), second spring (16) are located between connecting block (15) and fixed block (17), connecting block (15) are connected with fixed block (17) through second spring (16).
5. A highly stable hydraulic elevating device having an anti-slip function according to claim 4, wherein an inner wall of said through-hole is coated with a lubricating oil.
6. The highly stable hydraulic lifting device with the anti-slip function according to claim 4, wherein an end of the lock lever (14) remote from the electromagnet (9) is chamfered.
7. The highly stable hydraulic elevating device having an anti-slip function according to claim 1, wherein the inner wall of the fixed tube (7) is coated with a sealing grease.
8. The high-stability hydraulic lifting device with the anti-slip function according to claim 1, wherein the insert rod (10) is provided with an anti-corrosion zinc coating.
9. The highly stable hydraulic lifting device with anti-slip function according to claim 1, wherein the bottom of the cylinder block (1) is provided with anti-slip threads.
10. A highly stable hydraulic lifting device with anti-slip function according to claim 1, wherein a strainer (18) is provided in each through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209119.9A CN110775860A (en) | 2019-11-30 | 2019-11-30 | High-stability hydraulic lifting device with anti-slip function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209119.9A CN110775860A (en) | 2019-11-30 | 2019-11-30 | High-stability hydraulic lifting device with anti-slip function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110775860A true CN110775860A (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911209119.9A Withdrawn CN110775860A (en) | 2019-11-30 | 2019-11-30 | High-stability hydraulic lifting device with anti-slip function |
Country Status (1)
| Country | Link |
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| CN (1) | CN110775860A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299641A (en) * | 2020-03-06 | 2020-06-19 | 南京俊达诚数控科技有限公司 | Stable precise numerical control drilling equipment for engineering machinery industry |
-
2019
- 2019-11-30 CN CN201911209119.9A patent/CN110775860A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299641A (en) * | 2020-03-06 | 2020-06-19 | 南京俊达诚数控科技有限公司 | Stable precise numerical control drilling equipment for engineering machinery industry |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200211 |
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| WW01 | Invention patent application withdrawn after publication |