CN220317235U - Jack base - Google Patents
Jack base Download PDFInfo
- Publication number
- CN220317235U CN220317235U CN202322051042.5U CN202322051042U CN220317235U CN 220317235 U CN220317235 U CN 220317235U CN 202322051042 U CN202322051042 U CN 202322051042U CN 220317235 U CN220317235 U CN 220317235U
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- CN
- China
- Prior art keywords
- bottom plate
- cylinder
- barrel
- mounting
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Types And Forms Of Lifts (AREA)
Abstract
The utility model provides a jack base, which comprises a bottom plate and a cylinder barrel, wherein an annular bulge is arranged at the top of the bottom plate and forms a mounting barrel, the axis of the mounting barrel is perpendicular to the bottom plate, a reinforcing rib is arranged between the side wall of the mounting barrel and the bottom plate, the lower end of the cylinder barrel is connected in the mounting barrel through threads, a sealing piece is arranged between the inner wall of the mounting barrel and the outer wall of the cylinder barrel, an oil cavity is formed in the cylinder barrel, a lifting sleeve is arranged in the oil cavity in a sliding mode, and an oil port communicated with the oil cavity is arranged on the side wall of the bottom plate. The jack base is compact in structure, high in structural strength and long in service life.
Description
Technical Field
The utility model relates to a jack, in particular to a jack base.
Background
The jack is a device for rigidly jacking objects, is light and small lifting equipment for jacking heavy objects in a small stroke through a top bracket or a bottom supporting claw, is mainly used for departments such as factories and mines, transportation and the like to repair vehicles and work such as other lifting and supporting, has a light, firm, flexible and reliable structure, and can be carried and operated by one person. The existing jack, its bottom plate and hydro-cylinder pass through the flange and realize fixed connection, specifically, connect through four M6 hexagon socket head cap bolts, the during operation, the force that every bolt received is about 0.7-0.8 ton, the bolt atress is great, simultaneously, through bolted connection, need set up the counter bore on the bottom plate, bottom plate thickness is about 11mm, the counter bore degree of depth is about 6.5mm, after the trompil, bottom plate intensity weakens, the jack can incline at the work lift in-process fuselage and cause flange and bottom plate atress uneven, cause stress concentration to screw and counter bore department, very easy messenger's bolt produces fracture and bottom plate deformation, cause the jack damage.
Disclosure of Invention
【1】 Technical problem to be solved
The utility model aims to solve the technical problem of providing a jack base which is compact in structure, high in overall strength, long in service life and convenient to assemble.
【2】 Technical proposal for solving the problems
The utility model provides a jack base, which comprises a bottom plate and a cylinder barrel 2, wherein an annular bulge is arranged at the top of the bottom plate and is used for forming a mounting barrel 121, the axis of the mounting barrel 121 is perpendicular to the bottom plate, a reinforcing rib 13 is arranged between the side wall of the mounting barrel 121 and the bottom plate, the lower end of the cylinder barrel 2 is connected in the mounting barrel 121 through threads, a sealing element 4 is arranged between the inner wall of the mounting barrel 121 and the outer wall of the cylinder barrel 2, an oil cavity is formed in the cylinder barrel 2, a lifting sleeve 2 is arranged in the oil cavity in a sliding mode, and an oil port 110 communicated with the oil cavity is formed in the side wall of the bottom plate.
Further, the bottom plate, the mounting cylinder and the reinforcing ribs are integrally formed.
Further, the bottom plate is provided with a mounting hole 111.
Further, the bottom plate includes a first plate 11 and a second plate 12 that are located on the same plane and are connected to each other, the first plate 11 is rectangular, the second plate 12 is circular, and the mounting cylinder 121 is located on the second plate 12 and is coaxial with the second plate 12.
Further, the reinforcing ribs 13 are disposed between the first plate 11 and the side wall of the mounting cylinder 121.
Further, the bottom surface of the bottom plate is provided with anti-skid patterns.
Further, a first limiting step is arranged in the mounting cylinder, and a second limiting step used for being in contact with the first limiting step to realize axial limiting is arranged on the side wall of the cylinder barrel 2.
Further, the ratio of the depth of the mounting cylinder to the height of the cylinder tube 2 is 1/7 or more and 1/5 or less.
【3】 Advantageous effects
The jack base is formed by integrating the mounting cylinder and the bottom plate, does not need to be perforated, has uniform stress, high structural strength, stable and reliable use, long service life and low processing cost; the reinforcing ribs are arranged, so that the structural strength is improved, and the bearing capacity is high; the cylinder sleeve is installed by adopting threads, so that the assembly is convenient and labor-saving; the jack base is compact in structure, high in structural strength and long in service life.
Drawings
FIG. 1 is a schematic view of the structure of a jack base of the present utility model;
FIG. 2 is a schematic view of another angular configuration of the jack mount of the present utility model;
fig. 3 is a cross-sectional view of the jack mount of the present utility model.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present utility model provides a jack base, which comprises a bottom plate and a cylinder 2, wherein the thickness of the bottom plate is about 11m-15mm, an annular bulge is arranged at the top of the bottom plate, the annular bulge is in a circular ring shape as a whole and forms a mounting cylinder 121, the axis of the mounting cylinder 121 is perpendicular to the bottom plate 1, an internal thread is arranged in the mounting cylinder, one or more reinforcing ribs 13 are arranged between the side wall of the mounting cylinder 121 and the top surface of the bottom plate, and the reinforcing ribs 13 are triangular; the cylinder barrel 2 is integrally cylindrical, external threads are formed at the lower end of the outer wall of the cylinder barrel, the lower end of the cylinder barrel 2 is fixedly mounted in the mounting barrel 121 through threads, a sealing piece 4 is arranged between the mounting barrel 121 and the cylinder barrel 2, the sealing piece 4 is arranged between the inner wall of the mounting barrel and the outer wall of the cylinder barrel 2, an annular mounting groove is formed in the inner wall of the mounting barrel 121, a sealing ring is arranged in the mounting groove, sealing connection with the cylinder barrel 2 is achieved, an oil cavity is formed in the cylinder barrel 2, a lifting sleeve 2 is vertically and slidably arranged in the oil cavity, an inner sleeve is arranged in the lifting sleeve, a supporting rod is connected with the inner sleeve through threads, the upper end of the supporting rod forms a supporting part, the height of the supporting rod can be adjusted through rotation of the supporting rod, the jacking stroke is further increased, meanwhile, an oil port 110 is formed in the side wall of the bottom plate and is a screw port and used for being connected with an oil pipe, and the oil cavity of the cylinder barrel 2 is communicated with the oil cavity of the cylinder barrel 2 through a flow channel.
In this application, above-mentioned bottom plate, mounting cylinder and strengthening rib integrated into one piece, specifically, it is through casting integrated into one piece, carries out machining again and shaping.
In this embodiment, the bottom plate includes a first plate 11 and a second plate 12, where the first plate 11 and the second plate 12 are located on the same plane and are connected to each other, preferably, the first plate 11 is rectangular, the second plate 12 is circular, the mounting cylinder 121 is located on the second plate 12 and is coaxially arranged with the second plate 12, the outer diameter of the mounting cylinder is slightly smaller than the diameter of the second plate 12, and the ratio of the depth of the mounting cylinder to the height of the cylinder 2 is greater than or equal to 1/7 and less than or equal to 1/5, so as to ensure the connection area of the mounting cylinder and the cylinder and ensure the connection strength; the oil port 110 is formed on the side wall of the end part of the first plate body 11, and two or more mounting holes 111 penetrate through the upper end and the lower end of the end part of the first plate body; the reinforcing rib 13 is disposed between the first plate 11 and the side wall of the mounting cylinder 121, in this embodiment, the plane of the reinforcing rib is parallel to the length direction of the first plate 11, and in order to improve the reliability of use, the bottom surface of the bottom plate is provided with anti-skid patterns 14, so as to increase the reliability and stability of support.
The first limiting step is arranged in the mounting cylinder, and meanwhile, the second limiting step is arranged on the side wall of the cylinder barrel 2 and is used for being in contact with the first limiting step, so that axial limiting during mounting is realized, and mounting accuracy and mounting strength are improved.
The jack base is formed by integrating the mounting cylinder and the bottom plate, does not need to be perforated, has uniform stress, high structural strength, stable and reliable use, long service life and low processing cost; the reinforcing ribs are arranged, so that the structural strength is improved, and the bearing capacity is high; the cylinder sleeve is installed by adopting threads, so that the assembly is convenient and labor-saving; the jack base is compact in structure, high in structural strength and long in service life.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. A jack base, its characterized in that: the novel oil tank is characterized by comprising a bottom plate and a cylinder barrel, wherein an annular bulge is arranged at the top of the bottom plate and forms an installation barrel, the axis of the installation barrel is perpendicular to the bottom plate, a reinforcing rib is arranged between the side wall of the installation barrel and the bottom plate, the lower end of the cylinder barrel is connected in the installation barrel through threads, a sealing element is arranged between the inner wall of the installation barrel and the outer wall of the cylinder barrel, an oil cavity is formed in the cylinder barrel, and an oil port communicated with the oil cavity is formed in the side wall of the bottom plate.
2. A jack mount as claimed in claim 1 wherein: the bottom plate, the mounting cylinder and the reinforcing ribs are integrally formed.
3. A jack mount as claimed in claim 1 wherein: and the bottom plate is provided with a mounting hole.
4. A jack mount as claimed in claim 1 wherein: the bottom plate is including being located the first plate body and the second plate body of coplanar and interconnect, first plate body is the rectangle, the second plate body is circular, the mounting cylinder is located on the second plate body and with the second plate body is coaxial.
5. The jack mount of claim 4, wherein: the reinforcing ribs are arranged between the first plate body and the side wall of the mounting cylinder.
6. A jack mount as claimed in claim 1 wherein: the bottom surface of the bottom plate is provided with anti-skid patterns.
7. A jack mount as claimed in claim 1 wherein: the mounting cylinder is internally provided with a first limiting step, and the side wall of the cylinder barrel is provided with a second limiting step which is used for being in contact with the first limiting step to realize axial limiting.
8. A jack mount as claimed in claim 1 wherein: the ratio of the depth of the mounting cylinder to the height of the cylinder is more than or equal to 1/7 and less than or equal to 1/5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051042.5U CN220317235U (en) | 2023-08-01 | 2023-08-01 | Jack base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051042.5U CN220317235U (en) | 2023-08-01 | 2023-08-01 | Jack base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220317235U true CN220317235U (en) | 2024-01-09 |
Family
ID=89410630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322051042.5U Active CN220317235U (en) | 2023-08-01 | 2023-08-01 | Jack base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220317235U (en) |
-
2023
- 2023-08-01 CN CN202322051042.5U patent/CN220317235U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |