Jack braking device

Abstract

The utility model relates to the technical field of jack braking devices, in particular to a jack braking device. In the using process of a traditional jack braking device, according to the hydraulic sealing principle, absolute zero leakage of rubber sealing is difficult to achieve, and therefore the reliability of a jack is inconvenient to improve. The utility model provides a jack braking device. The jack braking device comprises a hydraulic jack, a piston rod, a fixing assembly, a fastening assembly, an adjusting assembly, a limiting assembly, a mounting assembly and a supporting assembly. Compared with a traditional jack braking device in the using process, the jack braking device is provided with the fastening adjusting structure and the convenient disassembly and assembly structure, the fastening structures are matched with one another, the hydraulic jack braking device replaces a hydraulic sealing method with a mechanical method, the position of the piston rod is locked mechanically, and the hydraulic jack braking device is convenient to disassemble and assemble. The hydraulic jack can be used for high-precision measurement occasions, and the safety problem of displacement of a jacked object caused by hydraulic leakage is completely eradicated, so that the reliability of the jack is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of jack braking devices, in particular to a jack braking device. Background Art

[0002] In the field of hydraulic cylinders, the oil leakage problem of hydraulic cylinders has always been a technical problem that has plagued the industry. From the perspective of function, hydraulic jacks are mainly divided into pressure type and pulling type jacks. The utility model relates to the technical field of jack brake devices. With the development of society, the jack brake device industry has become more and more developed, and the jack brake device has been continuously improved to meet the needs of production. Most jack brake devices have the function of lifting objects, and the function of improving the reliability of the jack is not perfect enough, which is inconvenient to operate and use. Sometimes, not only the target object needs to be lifted or pulled to the specified position, but also the position of the target object must not change. From the perspective of the hydraulic sealing principle, no matter how the rubber seal is improved, it is difficult to achieve absolute zero leakage, which makes it inconvenient to improve the reliability of the jack. Utility Model Content

[0003] In order to overcome the problem that during the use of the jack braking device, sometimes it is necessary not only to lift or pull the target object to the specified position, but also to ensure that the position of the target object does not change. From the perspective of hydraulic sealing principles, no matter how the rubber seal is improved, it is difficult to achieve absolute zero leakage, which makes it inconvenient to improve the reliability performance of the jack.

[0004] The technical solution of the utility model is: a jack braking device, including a hydraulic jack, a piston rod, a fixing assembly, a fastening assembly, an adjusting assembly, a limiting assembly, a mounting assembly and a supporting assembly; a piston rod is arranged above the hydraulic jack, a fixing assembly is arranged on the side wall of the hydraulic jack, a fastening assembly is arranged above the fixing assembly, an adjusting assembly is arranged inside the fastening assembly, a limiting assembly is arranged above the fastening assembly, a mounting assembly is arranged on the side wall of the limiting assembly, and a supporting assembly is arranged above the piston rod.

[0005] Preferably, when the jack brake device is in use, the fastening components cooperate with each other so that the hydraulic jack brake device replaces the hydraulic sealing method with a mechanical method, and the piston rod position is mechanically locked, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, eliminating the safety problem of displacement of the lifted object due to hydraulic leakage, thereby improving the reliability of the jack, and the fastening component can be supported and fixed by the fixing component, and at the same time, the fastening component can be limited and fixed by the limiting component.

[0006] Preferably, the fixing assembly includes a fixing ring and reinforcing ribs; a fixing ring is provided on the side wall of the hydraulic jack, and reinforcing ribs are provided on the side wall of the fixing ring, and the reinforcing ribs are provided in multiple groups; the fastening assembly can be supported and fixed by the fixing ring, and the strength and rigidity of the fixing ring can be improved by multiple groups of reinforcing ribs.

[0007] Preferably, the fastening assembly includes a fastening sleeve, a fastening threaded block and a through groove; a fastening sleeve is arranged above the fixing ring, a fastening threaded block is arranged inside the fastening sleeve, a through groove is opened on the side wall of the fastening sleeve, and the fastening threaded block is slidably connected with the piston rod; through the mutual cooperation of the fastening sleeve, the fastening threaded block and the through groove, the hydraulic jack braking device replaces the hydraulic sealing method with a mechanical method, and the piston rod position is mechanically locked, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, eliminating the safety problem of displacement of the lifted object due to hydraulic leakage, thereby improving the reliability of the jack.

[0008] Preferably, the adjustment assembly includes an adjustment rotating block and a threaded groove; a threaded groove is provided on the inner wall of the fastening sleeve, the fastening thread block is threadedly connected to the fastening sleeve through the threaded groove, and an adjustment rotating block is provided above the fastening thread block; first, the adjustment rotating block is rotated, and the fastening thread block and the threaded groove are assembled and installed, so that the fastening thread block and the fastening sleeve can be fastened and installed.

[0009] Preferably, the limiting assembly includes a limiting sleeve and a mounting threaded hole; the limiting sleeve is arranged above the fastening sleeve, and mounting threaded holes are provided on the side wall of the limiting sleeve, and multiple groups of mounting threaded holes are provided; by assembling and installing the mounting assembly and the mounting threaded holes, the limiting sleeve can be installed and fixed above the fastening sleeve, and the fastening threaded block can be limited and fixed by the limiting sleeve.

[0010] Preferably, the mounting assembly includes a mounting bolt and a mounting nut; another mounting threaded hole is opened on the side wall of the fastening sleeve, a mounting bolt is arranged inside the mounting threaded hole, a mounting nut is arranged at one end of the mounting bolt, and the mounting nut is threadedly connected with the mounting bolt; multiple groups of mounting bolts are inserted through the mounting threaded holes, and then the mounting nuts are assembled and installed with one end of the mounting bolts, so that the limiting sleeve and the fastening sleeve can be fastened and installed.

[0011] Preferably, the support assembly includes a support block and an anti-skid groove; a support block is provided at one end of the piston rod, and an anti-skid groove is provided on the side wall of the support block, and multiple groups of anti-skid grooves are provided; the object can be lifted and displaced by the support block, and the friction performance between the support block and the object can be improved by multiple groups of anti-skid grooves.

[0012] Beneficial effects of the utility model:

[0013] 1. Compared with the traditional jack brake device, in the process of use, sometimes it is necessary not only to lift or pull the target object to the specified position, but also to ensure that the position of the target object does not change. From the perspective of hydraulic sealing principle, no matter how the rubber seal is improved, it is difficult to achieve absolute zero leakage, which makes it inconvenient to improve the reliability of the jack. The jack brake device is provided with a fastening adjustment structure and a convenient disassembly and assembly structure. Through the cooperation of the fastening structures, the hydraulic jack brake device replaces the hydraulic sealing method with a mechanical method, and the piston rod position is mechanically locked, so that the positioning accuracy of the jack is greatly improved. It can be used in high-precision measurement occasions, and the safety problem of displacement of the lifting object caused by hydraulic leakage is eliminated, thereby improving the reliability of the jack. In addition, the fastening structure can be supported and fixed by the fixing structure, and at the same time, the fastening structure can be limited and fixed by the limiting structure;

[0014] 2. When the jack brake device is in use, the fastening sleeve, thread groove, fastening thread block and through groove cooperate with each other, so that the hydraulic jack brake device replaces the hydraulic sealing method with a mechanical method, and the piston rod position is locked mechanically, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, eliminating the safety problem of displacement of the jacking object caused by hydraulic leakage, thereby improving the reliability of the jack;

[0015] 3. The fastening assembly can be supported and fixed by a fixing collar, and the strength and rigidity of the fixing collar can be improved by multiple sets of reinforcing ribs. Then, multiple sets of mounting bolts are inserted through the mounting threaded holes, and then the mounting nuts are assembled and installed with one end of the mounting bolts, so that the limiting sleeve and the fastening sleeve can be fastened and installed, and the fastening threaded block can be limited and fixed by the limiting sleeve, so that the effect of convenient disassembly and assembly can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a first three-dimensional structural schematic diagram of a jack brake device of the utility model;

[0017] Figure 2 What is shown is a schematic diagram of a first partial three-dimensional structure of a jack brake device of the utility model;

[0018] Figure 3 What is shown is a schematic diagram of a second partial three-dimensional structure of a jack brake device of the utility model;

[0019] Figure 4 The third partial three-dimensional structure diagram of a jack brake device of the utility model is shown;

[0020] Explanation of the accompanying drawings: 1. Fixing assembly; 2. Fastening assembly; 3. Adjusting assembly; 4. Limiting assembly; 5. Installing assembly; 6. Supporting assembly; 7. Hydraulic jack; 8. Piston rod; 101. Fixing ring; 102. Reinforcing rib; 201. Fastening sleeve; 202. Fastening threaded block; 203. Through groove; 301. Adjusting rotating block; 302. Threaded groove; 401. Limiting sleeve; 402. Installing threaded hole; 501. Installing bolt; 502. Installing nut; 601. Supporting block; 602. Anti-skid groove. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1 The utility model provides an embodiment: a jack braking device, including a hydraulic jack 7, a piston rod 8, a fixing assembly 1, a fastening assembly 2, an adjusting assembly 3, a limiting assembly 4, an installing assembly 5 and a supporting assembly 6; a piston rod 8 is arranged above the hydraulic jack 7, a fixing assembly 1 is arranged on the side wall of the hydraulic jack 7, a fastening assembly 2 is arranged above the fixing assembly 1, an adjusting assembly 3 is arranged inside the fastening assembly 2, a limiting assembly 4 is arranged above the fastening assembly 2, an installing assembly 5 is arranged on the side wall of the limiting assembly 4, and a supporting assembly 6 is arranged above the piston rod 8.

[0023] See also Figure 2The fixing assembly 1 includes a fixing collar 101 and a reinforcing rib 102; a fixing collar 101 is provided on the side wall of the hydraulic jack 7, and a reinforcing rib 102 is provided on the side wall of the fixing collar 101, and a plurality of groups of reinforcing ribs 102 are provided; the fastening assembly 2 can be supported and fixed by the fixing collar 101, and the strength and rigidity of the fixing collar 101 can be improved by a plurality of groups of reinforcing ribs 102; the fastening assembly 2 includes a fastening sleeve 201, a fastening thread block 202 and a through groove 203; a fastening sleeve 201 is provided above the fixing collar 101, a fastening thread block 202 is provided inside the fastening sleeve 201, a through groove 203 is provided on the side wall of the fastening sleeve 201, and the fastening thread block 202 is slidably connected to the piston rod 8; through the mutual cooperation of the fastening sleeve 201, the fastening thread block 202 and the through groove 203 , so that the hydraulic jack 7 braking device replaces the hydraulic sealing method with a mechanical method, and the piston rod 8 position is mechanically locked, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, and the safety problem of displacement of the jacking object caused by hydraulic leakage is eliminated, thereby improving the reliability of the jack; the adjustment component 3 includes an adjustment rotating block 301 and a threaded groove 302; a threaded groove 302 is opened on the inner wall of the fastening sleeve 201, and the fastening thread block 202 is threadedly connected with the fastening sleeve 201 through the threaded groove 302, and an adjustment rotating block 301 is arranged above the fastening thread block 202; first, the adjustment rotating block 301 is rotated, and the fastening thread block 202 is assembled and installed with the threaded groove 302, so that the fastening thread block 202 can be fastened and installed with the fastening sleeve 201.

[0024] See also Figure 3-4In this embodiment, the limiting component 4 includes a limiting sleeve 401 and a mounting threaded hole 402; a limiting sleeve 401 is arranged above the fastening sleeve 201, and a mounting threaded hole 402 is provided on the side wall of the limiting sleeve 401, and multiple groups of mounting threaded holes 402 are provided; the limiting sleeve 401 can be installed and fixed above the fastening sleeve 201 by assembling and installing the mounting component 5 and the mounting threaded hole 402, and the fastening thread block 202 can be limited and fixed by the limiting sleeve 401; the mounting component 5 includes a mounting bolt 501 and a mounting nut 502; another mounting threaded hole 402 is provided on the side wall of the fastening sleeve 201, and a mounting bolt 501 is provided inside the mounting threaded hole 402, and the mounting screw block 202 can be fixed by the limiting sleeve 401. A mounting nut 502 is provided at one end of the mounting bolt 501, and the mounting nut 502 is threadedly connected to the mounting bolt 501; multiple groups of mounting bolts 501 are inserted through the mounting threaded holes 402, and then the mounting nut 502 is assembled and installed with one end of the mounting bolt 501, so that the limiting sleeve 401 and the tightening sleeve 201 can be tightened and installed; the support assembly 6 includes a support block 601 and an anti-skid groove 602; a support block 601 is provided at one end of the piston rod 8, and an anti-skid groove 602 is provided on the side wall of the support block 601, and multiple groups of anti-skid grooves 602 are provided; the object can be lifted and displaced by the support block 601, and the friction performance between the support block 601 and the object can be improved by multiple groups of anti-skid grooves 602.

[0025] During operation, when the jack brake device is in use, through the mutual cooperation of the fastening sleeve 201, the threaded groove 302, the fastening threaded block 202 and the through groove 203, the hydraulic jack 7 brake device replaces the hydraulic sealing method with a mechanical method, and the position of the piston rod 8 is mechanically locked, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, eliminating the safety problem of displacement of the jacking object caused by hydraulic leakage, thereby improving the reliability of the jack;

[0026] At the same time, the fastening assembly 2 can be supported and fixed by the fixing ring 101, and the strength and rigidity of the fixing ring 101 can be improved by multiple sets of reinforcing ribs 102. Then, multiple sets of mounting bolts 501 are inserted through the mounting threaded holes 402, and then the mounting nuts 502 are assembled and installed with one end of the mounting bolts 501, so that the limiting sleeve 401 and the fastening sleeve 201 can be fastened and installed, and the fastening thread block 202 can be limited and fixed by the limiting sleeve 401.

[0027] Through the above steps, when the jack brake device is in use, the fastening components 2 cooperate with each other, so that the hydraulic jack 7 brake device replaces the hydraulic sealing method with a mechanical method, and the position of the piston rod 8 is mechanically locked, so that the positioning accuracy of the jack is greatly improved, and it can be used in high-precision measurement occasions, eliminating the safety problem of displacement of the lifted object due to hydraulic leakage, thereby improving the reliability of the jack, and the fastening component 2 can be supported and fixed by the fixing component 1, and at the same time, the fastening component 2 can be limited and fixed by the limiting component 4.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A jack brake device, comprising a hydraulic jack (7); characterized in that: The invention also comprises a piston rod (8), a fixing assembly (1), a fastening assembly (2), an adjusting assembly (3), a limiting assembly (4), a mounting assembly (5) and a supporting assembly (6); a piston rod (8) is arranged above the hydraulic jack (7), a fixing assembly (1) is arranged on the side wall of the hydraulic jack (7), a fastening assembly (2) is arranged above the fixing assembly (1), an adjusting assembly (3) is arranged inside the fastening assembly (2), a limiting assembly (4) is arranged above the fastening assembly (2), a mounting assembly (5) is arranged on the side wall of the limiting assembly (4), and a supporting assembly (6) is arranged above the piston rod (8).

2. A jack brake device according to claim 1, characterized in that: The fixing assembly (1) comprises a fixing collar (101) and reinforcing ribs (102); the fixing collar (101) is arranged on the side wall of the hydraulic jack (7), the reinforcing ribs (102) are arranged on the side wall of the fixing collar (101), and the reinforcing ribs (102) are arranged in multiple groups.

3. A jack brake device according to claim 2, characterized in that: The fastening assembly (2) comprises a fastening sleeve (201), a fastening thread block (202) and a through groove (203); the fastening sleeve (201) is arranged above the fixing collar (101), the fastening thread block (202) is arranged inside the fastening sleeve (201), a through groove (203) is provided on the side wall of the fastening sleeve (201), and the fastening thread block (202) is slidably connected to the piston rod (8).

4. A jack brake device according to claim 3, characterized in that: The adjustment assembly (3) comprises an adjustment rotating block (301) and a thread groove (302); the thread groove (302) is provided on the inner wall of the fastening sleeve (201); the fastening thread block (202) is threadedly connected to the fastening sleeve (201) via the thread groove (302); and the adjustment rotating block (301) is provided above the fastening thread block (202).

5. A jack brake device according to claim 3, characterized in that: The limiting assembly (4) comprises a limiting sleeve (401) and a mounting threaded hole (402); the limiting sleeve (401) is arranged above the fastening sleeve (201), the side wall of the limiting sleeve (401) is provided with a mounting threaded hole (402), and the mounting threaded hole (402) is provided in multiple groups.

6. A jack brake device according to claim 1, characterized in that: The mounting assembly (5) comprises a mounting bolt (501) and a mounting nut (502); another mounting threaded hole (402) is opened on the side wall of the fastening sleeve (201), a mounting bolt (501) is arranged inside the mounting threaded hole (402), a mounting nut (502) is arranged at one end of the mounting bolt (501), and the mounting nut (502) is threadedly connected to the mounting bolt (501).

7. A jack brake device according to claim 1, characterized in that: The support assembly (6) comprises a support block (601) and an anti-skid groove (602); one end of the piston rod (8) is provided with the support block (601), and the side wall of the support block (601) is provided with an anti-skid groove (602), and the anti-skid groove (602) is provided in multiple groups.

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