CN215101697U

CN215101697U - Hydraulic jack

Info

Publication number: CN215101697U
Application number: CN202022917582.3U
Authority: CN
Inventors: 邝作彬; 陈毓敏; 李从楼
Original assignee: Guangdong Zhuoxin Testing And Identification Co ltd
Current assignee: Guangdong Zhuoxin Testing And Identification Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-12-10
Anticipated expiration: 2030-12-08

Abstract

The utility model belongs to the technical field of hoisting device, specifically be a hydraulic jack, including lifting mechanism, drive mechanism, the outside of lifting mechanism is provided with drive mechanism, it includes that fixed block, first support arm, second support arm, first arm, the second of lifting are lifted to lift the mechanism, the contact piece, the fixed block is installed in the middle of stabilizing mean's the upper surface, install inside one side of fixed block first support arm, one side of first support arm is provided with the second support arm, the second lifts the arm setting and is in the upper portion of first support arm, first arm setting of lifting is in the upper portion of second support arm. The utility model discloses a stabilizing mean's setting for the jack can realize the joint combination of mechanical mechanism and hydraulic pressure mechanism at the during operation, makes the jack support that can stabilize at the during operation.

Description

Hydraulic jack

Technical Field

The utility model belongs to the technical field of hoisting device, specifically relate to a hydraulic jack.

Background

The jack is a light and small lifting device which uses a rigid lifting piece as a working device and lifts a heavy object in a stroke through a top bracket or a bottom supporting claw. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair, other lifting, supporting and the like. The structure is light, firm, flexible and reliable, and can be carried and operated by one person. But unstable support may occur when using conventional jacks.

It is noted that the information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention, and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model discloses a stabilizing mean's setting for the jack can realize the common combination of mechanical mechanism and hydraulic pressure mechanism at the during operation, makes the jack support that can be stable at the during operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hydraulic jack comprises a lifting mechanism and a transmission mechanism, wherein the transmission mechanism is arranged outside the lifting mechanism, the lifting mechanism comprises a fixed block, a first supporting arm, a second supporting arm, a first lifting arm, a second lifting arm and a contact block, the fixed block is arranged in the middle of the upper surface of a stabilizing mechanism, the first supporting arm is arranged on one side inside the fixed block, the second supporting arm is arranged on one side of the first supporting arm, the second lifting arm is arranged on the upper portion of the first supporting arm, the first lifting arm is arranged on the upper portion of the second supporting arm, the second supporting arm and the second lifting arm are connected in the contact block in a centralized mode, the transmission mechanism comprises a motor, a threaded rod, a first threaded sleeve, a second threaded sleeve, a base plate and a connecting plate, and the connecting plate is arranged on one side of the lifting mechanism, the upper part of the connecting plate is provided with the backing plate, the upper surface of the backing plate is provided with the motor, one side of the motor is accurately wrapped with the threaded rod, the side of the threaded rod is provided with the first thread bush, one side of the first thread bush is provided with the second thread bush, the jack further comprises a stabilizing mechanism for stabilizing the jack, the stabilizing mechanism comprises a supporting plate, a first cushion block, a rotating buckle, a second cushion block, a first hydraulic rod, a connecting buckle, a second hydraulic rod and a supporting pad, the first cushion block is arranged in the middle of the lower surface of the supporting plate, the rotating buckle is arranged on the circumferential surface of the first cushion block, the second hydraulic rod is arranged in the rotating buckle, the connecting buckle is arranged on the second hydraulic rod, the supporting pad is arranged at one end of the second hydraulic rod, and the second cushion block is arranged at the lower part of the first cushion block, the first hydraulic rod is installed on the circumferential surface of the second cushion block, and one end of the first hydraulic rod is connected with the connecting buckle.

On the basis of the technical scheme, the supporting plate is connected with the first cushion block through a bolt, the first cushion block is connected with the rotating buckle through a bolt, the connecting buckle is connected with the first hydraulic rod through a bolt, the connecting buckle is connected with the second hydraulic rod in a rotating mode, the second hydraulic rod is connected with the supporting pad through a screw, and the rotating buckle is connected with the second hydraulic rod in a rotating mode.

On the basis of the technical scheme, the fixed block is rotatably connected with the first supporting arm, the fixed block is rotatably connected with the second supporting arm, the second lifting arm is rotatably connected with the contact block, and the first lifting arm is rotatably connected with the contact block.

On the basis of the technical scheme, the motor and the backing plate are connected through bolts, the backing plate is connected with the connecting plate in a rotating mode, the connecting plate is connected with the second supporting arm in a rotating mode, the motor and the threaded rod are connected through a coupler, the threaded rod is connected with the first threaded sleeve through threads, and the second threaded sleeve is connected with the threaded rod through threads.

On the basis of the technical scheme, the fixing block is connected with the supporting plate through a bolt, the first supporting arm is connected with the second lifting arm through the first threaded sleeve, and the second supporting arm is connected with the first lifting arm through the second threaded sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

the pentagonal design at the lower part of the stabilizing mechanism is utilized, so that the jack can be kept stable at any time when in work.

The first hydraulic rod and the second hydraulic rod are arranged, so that the support can be quickly supported when required to be supported, and the support can be quickly retracted when not required to be supported.

The jack can be quickly supported when in work by utilizing the arrangement of the two thread sleeves.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is an axonometric view of a hydraulic jack according to the present invention in a working state;

fig. 2 is a front view of a hydraulic jack according to the present invention;

fig. 3 is an isometric view of a hydraulic jack stabilizing mechanism of the present invention with the pad removed;

figure 4 is an axonometric view of hydraulic jack after removing stabilizing mean.

The reference numerals are explained below:

1. a stabilizing mechanism; 101. a support plate; 102. a first cushion block; 103. rotating the buckle; 104. a second cushion block; 105. a first hydraulic lever; 106. a connecting buckle; 107. a second hydraulic rod; 108. a support pad; 2. a lifting mechanism; 201. a fixed block; 202. a first support arm; 203. a second support arm; 204. a first lift arm; 205. a second lift arm; 206. a contact block; 3. a transmission mechanism; 301. a motor; 302. a threaded rod; 303. A first threaded sleeve; 304. a second threaded sleeve; 305. a base plate; 306. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

Examples

Referring to fig. 1-4, the present invention provides a hydraulic jack: the lifting mechanism comprises a lifting mechanism 2 and a transmission mechanism 3, wherein the transmission mechanism 3 is arranged outside the lifting mechanism 2, the lifting mechanism 2 comprises a fixed block 201, a first support arm 202, a second support arm 203, a first lifting arm 204, a second lifting arm 205 and a contact block 206, the fixed block 201 is arranged in the middle of the upper surface of the stabilizing mechanism 1, the first support arm 202 is arranged on one side inside the fixed block 201, the second support arm 203 is arranged on one side of the first support arm 202, the second lifting arm 205 is arranged on the upper portion of the first support arm 202, the first lifting arm 204 is arranged on the upper portion of the second support arm 203, the second support arm 203 and the second lifting arm 205 are connected in the contact block 206 in a centralized manner, the transmission mechanism 3 comprises a motor 301, a threaded rod 302, a first threaded sleeve 303, a second threaded sleeve 304, a backing plate 305 and a connecting plate 306, the connecting plate 306 is arranged on one side of the lifting mechanism 2, the backing plate 305 is arranged on the upper portion of the connecting plate 306, the upper surface of the backing plate 305 is provided with a motor 301, one side of the motor 301 is accurately wrapped with a threaded rod 302, the side of the threaded rod 302 is provided with a first threaded sleeve 303, one side of the first threaded sleeve 303 is provided with a second threaded sleeve 304, the jack further comprises a stabilizing mechanism 1 for keeping the jack stable, the stabilizing mechanism 1 comprises a supporting plate 101, a first cushion block 102, a rotating buckle 103, a second cushion block 104, a first hydraulic rod 105, a connecting buckle 106, a second hydraulic rod 107 and a supporting pad 108, the first cushion block 102 is arranged in the middle of the lower surface of the supporting plate 101, the rotating buckle 103 is arranged on the circumferential surface of the first cushion block 102, a second hydraulic rod 107 is arranged in the rotating buckle 103, the connecting buckle 106 is arranged on the second hydraulic rod 107, the supporting pad 108 is arranged at one end of the second hydraulic rod 107, the second cushion block 104 is arranged at the lower part of the first cushion block 102, the first hydraulic rod 105 is arranged on the circumferential surface of the second cushion block 104, one end of the first hydraulic rod 105 is connected to the connector link 106.

On the basis of the above-described embodiment: the supporting plate 101 is connected with the first cushion block 102 through a bolt, so that the rotating buckle 103 is kept stable, the first cushion block 102 is connected with the rotating buckle 103 through a bolt, so that the second hydraulic rod 107 is kept stable, the connecting buckle 106 is connected with the first hydraulic rod 105 in a rotating mode and can drive the second hydraulic rod 107 to rotate by an angle, the connecting buckle 106 is connected with the second hydraulic rod 107 through a bolt, the second hydraulic rod 107 is connected with the supporting pad 108 through a screw and can be stable in angle with the ground, and the rotating buckle 103 is connected with the second hydraulic rod 107 in a rotating mode and is convenient for angle adjustment; the fixed block 201 is rotatably connected with the first support arm 202, the fixed block 201 is rotatably connected with the second support arm 203, the second lifting arm 205 is rotatably connected with the contact block 206, and the first lifting arm 204 is rotatably connected with the contact block 206; the motor 301 is connected with the backing plate 305 through a bolt, so that the motor 301 is kept stable, the backing plate 305 is rotatably connected with the connecting plate 306 and can be linked when being lifted, the connecting plate 306 is rotatably connected with the second supporting arm 203, linkage lifting is facilitated, the motor 301 is connected with the threaded rod 302 through a coupler and can rotate to enable the threaded sleeve to move, the threaded rod 302 is connected with the first threaded sleeve 303 through a thread, and the second threaded sleeve 304 is connected with the threaded rod 302 through a thread and can move towards the middle part to be lifted; the fixing block 201 is connected with the supporting plate 101 through a bolt, the first supporting arm 202 is connected with the second lifting arm 205 through a first threaded sleeve 303, and the second supporting arm 203 is connected with the first lifting arm 204 through a second threaded sleeve 304.

The utility model discloses a theory of operation and use flow: during the use, place the jack in the object lower part that needs to lift, drive this connector link 106 extension under the effect of first hydraulic stem 105, lift second hydraulic stem 107 to appointed angle, then extend second hydraulic stem 107, make supporting pad 108 and ground contact support, then drive threaded rod 302 and rotate under the effect of motor 301, make first thread bush 303 and second thread bush 304 be close to each other and make contact piece 206 lifted, stop after reaching the take the altitude, make contact piece 206 remain stable under the effect of connecting arm and support arm.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. A hydraulic jack comprises a lifting mechanism (2) and a transmission mechanism (3), wherein the transmission mechanism (3) is arranged outside the lifting mechanism (2), the lifting mechanism (2) comprises a fixed block (201), a first supporting arm (202), a second supporting arm (203), a first lifting arm (204), a second lifting arm (205) and a contact block (206), the fixed block (201) is installed in the middle of the upper surface of a stabilizing mechanism (1), the first supporting arm (202) is installed on one side of the inside of the fixed block (201), the second supporting arm (203) is arranged on one side of the first supporting arm (202), the second lifting arm (205) is arranged on the upper portion of the first supporting arm (202), the first lifting arm (204) is arranged on the upper portion of the second supporting arm (203), and the second supporting arm (203) and the second lifting arm (205) are connected in a centralized manner inside the contact block (206), drive mechanism (3) include motor (301), threaded rod (302), first thread bush (303), second thread bush (304), backing plate (305), connecting plate (306), install connecting plate (306) lift one side of mechanism (2), install the upper portion of connecting plate (306) backing plate (305), the upper surface of backing plate (305) is provided with motor (301), one side of motor (301) is approved to be wrapped up in threaded rod (302), the side of threaded rod (302) is installed first thread bush (303), one side of first thread bush (303) is provided with second thread bush (304), its characterized in that: the lifting jack is characterized by further comprising a stabilizing mechanism (1) for keeping the lifting jack stable, wherein the stabilizing mechanism (1) comprises a supporting plate (101), a first cushion block (102), a rotating buckle (103), a second cushion block (104), a first hydraulic rod (105), a connecting buckle (106), a second hydraulic rod (107) and a supporting pad (108), the first cushion block (102) is arranged in the middle of the lower surface of the supporting plate (101), the rotating buckle (103) is installed on the circumferential surface of the first cushion block (102), the second hydraulic rod (107) is arranged in the rotating buckle (103), the connecting buckle (106) is installed on the second hydraulic rod (107), the supporting pad (108) is installed at one end of the second hydraulic rod (107), the second cushion block (104) is arranged on the lower portion of the first cushion block (102), the first hydraulic rod (105) is installed on the circumferential surface of the second cushion block (104), one end of the first hydraulic rod (105) is connected with the connecting buckle (106).

2. A hydraulic jack as claimed in claim 1 wherein: the supporting plate (101) is connected with the first cushion block (102) through a bolt, the first cushion block (102) is connected with the rotating buckle (103) through a bolt, the connecting buckle (106) is connected with the first hydraulic rod (105) through a bolt, the connecting buckle (106) is connected with the second hydraulic rod (107) in a rotating mode, the second hydraulic rod (107) is connected with the supporting pad (108) through a screw, and the rotating buckle (103) is connected with the second hydraulic rod (107) in a rotating mode.

3. A hydraulic jack as claimed in claim 1 wherein: the fixed block (201) is rotatably connected with the first support arm (202), the fixed block (201) is rotatably connected with the second support arm (203), the second lifting arm (205) is rotatably connected with the contact block (206), and the first lifting arm (204) is rotatably connected with the contact block (206).

4. A hydraulic jack as claimed in claim 1 wherein: motor (301) with backing plate (305) pass through bolted connection, backing plate (305) with connecting plate (306) are rotated and are connected, connecting plate (306) with second support arm (203) are rotated and are connected, motor (301) with threaded rod (302) pass through the coupling joint, threaded rod (302) with first thread bush (303) pass through threaded connection, second thread bush (304) with threaded rod (302) pass through threaded connection.

5. A hydraulic jack as claimed in claim 1 wherein: the fixing block (201) is connected with the supporting plate (101) through a bolt, the first supporting arm (202) is connected with the second lifting arm (205) through the first threaded sleeve (303), and the second supporting arm (203) is connected with the first lifting arm (204) through the second threaded sleeve (304).