CN210559098U - Hydraulic lifting jack - Google Patents
Hydraulic lifting jack Download PDFInfo
- Publication number
- CN210559098U CN210559098U CN201921377237.6U CN201921377237U CN210559098U CN 210559098 U CN210559098 U CN 210559098U CN 201921377237 U CN201921377237 U CN 201921377237U CN 210559098 U CN210559098 U CN 210559098U
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- China
- Prior art keywords
- sleeve
- supporting
- locking
- base
- outer tube
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- 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.)
- Withdrawn - After Issue
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- 238000009434 installation Methods 0.000 claims description 9
- 241000574149 Podotheca Species 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model provides a hydraulic lifting jack, which comprises a base, a lower cavity tube, an outer sleeve tube, a hydraulic cylinder and a lifting component sleeved on the outer sleeve tube which are arranged from bottom to top in sequence, the lower end of the lower cavity tube is connected with the base, the upper end of the lower cavity tube penetrates through the inner cavity of the outer sleeve and is connected with a piston rod of the hydraulic cylinder, the top of the hydraulic cylinder is provided with a pressure lever for controlling the extension of the lower cavity tube, the outer sleeve is provided with a plurality of limiting ring grooves at intervals along the axial direction thereof, the lifting component comprises a supporting foot sleeve and a supporting body, the supporting foot sleeve is sleeved on the outer sleeve, the inner ring of the supporting foot sleeve is symmetrically provided with locking convex parts, the limiting ring groove is propped against and matched with the lower end surface of the locking convex part, the supporting foot brace is used for supporting the foot brace sleeve not to slide downwards, the outer wall of the outer sleeve is symmetrically provided with single-face grooves, and an adjusting area which does not interfere with the vertical sliding of the locking lug boss is arranged between the single-face grooves and the inner ring of the foot brace sleeve. The lifting height of the jack is adjustable, the adaptability is strong, and the requirements of various vehicle types can be met.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of jack, especially a hydraulic lifting jack.
[ background of the invention ]
The vehicle-mounted jack is placed in a tool box of the automobile and used for jacking the automobile body when the spare tire is replaced, and the vehicle-mounted jack comprises a pneumatic jack, an electric jack, a hydraulic jack and a mechanical jack, wherein the hydraulic jack and the mechanical jack are commonly used. The vehicle-mounted hydraulic jack in the prior art can only carry out two-stage lifting on the basis of the original height, and a common family car is not used, but the off-road vehicle is not suitable for the off-road vehicle because the chassis of the off-road vehicle is higher. The lifting height of the jack in the prior art is limited by the original height, and the requirements of low original height and high lifting height cannot be met. A hydraulic lifting jack is now proposed.
[ Utility model ] content
The utility model discloses an aim at solving the problem among the prior art, provide a hydraulic lifting jack, it is adjustable to play to rise the altitude, and strong adaptability can satisfy the demand of multiple motorcycle type.
In order to achieve the above object, the present invention provides a hydraulic lifting jack, which comprises a base, a lower cavity tube, an outer sleeve, a hydraulic cylinder, and a lifting assembly sleeved on the outer sleeve, wherein the lower end of the lower cavity tube is connected with the base, the upper end of the lower cavity tube penetrates through the inner cavity of the outer sleeve and is connected with the piston rod of the hydraulic cylinder, the upper end of the outer sleeve is in threaded connection with the lower end of the cylinder body of the hydraulic cylinder, the top of the hydraulic cylinder is provided with a pressure rod for controlling the extension of the lower cavity tube, the outer sleeve is provided with a plurality of spacing ring grooves at intervals along the axial direction thereof, the lifting assembly comprises a supporting leg sleeve and a supporting body, the supporting body is arranged at one side of the supporting leg sleeve, the supporting leg sleeve is sleeved on the outer sleeve, the inner ring symmetry of the supporting leg sleeve is provided with a locking protrusion, the supporting foot brace is used for supporting the foot brace sleeve not to slide downwards, the outer wall of the outer sleeve is symmetrically provided with single-face grooves, and an adjusting area which does not interfere with the vertical sliding of the locking lug boss is arranged between the single-face grooves and the inner ring of the foot brace sleeve.
Preferably, the leg supporting sleeve comprises a sleeve, two first supporting wings arranged on one side of the sleeve and a limiting supporting platform arranged below the first supporting wings, hinge holes are formed in the first supporting wings, the supporting body is hinged and arranged between the two first supporting wings, and the lower end face of the supporting body abuts against and is matched with the upper end face of the limiting supporting platform.
Preferably, the inner wall of the sleeve is symmetrically provided with locking convex parts, the cross section of each locking convex part is in a sector ring shape, and the height of each limiting ring groove is greater than that of each locking convex part.
Preferably, the mounting groove has been seted up to telescopic inner wall, install the locator card pearl that sets the spring in the mounting groove, the outer wall of outer tube is equipped with the constant head tank of a plurality of and locator card pearl looks adaptation along its axis direction interval, when locator card pearl card is gone into the constant head tank, the locking bellying staggers mutually with the single face groove, and the bearing is in spacing annular.
Preferably, the lower end of the lower cavity tube is connected with the base through a connecting hinge, the connecting hinge comprises an installation part and a first hinge part arranged at the bottom of the installation part, the top of the installation part is provided with a threaded connection part matched with the lower cavity tube, and the first hinge part is hinged with the base.
Preferably, the base is provided with a hinged seat, the connecting hinge is arranged on the hinged seat, and a plurality of reinforcing rib plates are arranged between the side wall of the hinged seat and the base.
Preferably, the top of the hydraulic cylinder is also provided with a pressure release valve and a connecting rod, the pressure lever is approximately L-shaped, one end of the pressure lever is hinged with the pump body of the hydraulic cylinder and the upper end of the connecting rod, and the other end of the pressure lever is provided with an anti-skid sleeve.
The utility model has the advantages that: the utility model discloses a cooperation of base, lower lumen pipe, outer tube, pneumatic cylinder, hoisting component etc. convenient operation can realize hoisting component's spike cover quick adjustment to improve the lifting height of jack, this jack structural suitability is strong, can satisfy the demand of multiple motorcycle type.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a hydraulic lifting jack of the present invention;
fig. 2 is a schematic upper structural view of a hydraulic lifting jack according to the present invention;
fig. 3 is a schematic view of the lower part of a hydraulic lifting jack according to the present invention;
fig. 4 is a schematic structural view of a leg sleeve of the hydraulic lifting jack of the present invention;
fig. 5 is a schematic cross-sectional structure view of a leg support sleeve of the hydraulic lifting jack of the present invention;
fig. 6 is a schematic structural view of an outer sleeve of a hydraulic lifting jack according to the present invention;
fig. 7 is a schematic structural view of a connection hinge of the hydraulic lifting jack of the present invention.
[ detailed description ] embodiments
Referring to fig. 1 to 7, the hydraulic lifting jack of the present invention includes a base 1, a lower cavity tube 2, an outer tube 3, a hydraulic cylinder 4, and a lifting assembly 5 sleeved on the outer tube 3, the lower end of the lower cavity tube 2 is connected to the base 1, the upper end of the lower cavity tube 2 penetrates through the inner cavity of the outer tube 3 and is connected to the piston rod of the hydraulic cylinder 4, the upper end of the outer tube 3 is connected to the lower end of the cylinder body of the hydraulic cylinder 4 by a screw thread, a pressing rod 41 for controlling the extension of the lower cavity tube 2 is installed at the top of the hydraulic cylinder 4, a plurality of spacing ring grooves 31 are arranged on the outer tube 3 along the axial direction thereof at intervals, the lifting assembly 5 includes a supporting foot sleeve 51 and a supporting body 52, the supporting body 52 is installed on one side of the supporting foot sleeve 51, the supporting foot sleeve 51 is sleeved on the outer tube 3, the inner ring, spacing annular 31 leans on the cooperation with the lower terminal surface counterbalance of locking bellying 514 to support and do not take place to slide foot sleeve 51, the outer wall symmetry of outer tube 3 sets up single face groove 32, when foot sleeve 51 rotates to locking bellying 514 and single face groove 32 relative time, has between single face groove 32 and foot sleeve 51's the inner circle and does not interfere the gliding regulation region of direction about locking bellying 514.
Further, the supporting leg sleeve 51 includes a sleeve 511, two first supporting wings 512 disposed on one side of the sleeve 511, and a limiting supporting platform 513 disposed below the first supporting wings 512, a hinge hole 5120 is formed in the first supporting wings 512, the supporting body 52 is hinged and mounted between the two first supporting wings 512, and the lower end surface of the supporting body 52 abuts against and is matched with the upper end surface of the limiting supporting platform 513. Adopt rotatable folding supporter, conveniently accomodate the supporter, reduce the space and occupy to be difficult for bumping with the toolbox, the upper surface of supporter 52 is equipped with cascaded antiskid groove, with the stability that improves the support.
Further, the inner wall of the sleeve 511 is symmetrically provided with locking protrusions 514, the cross-sectional shape of the locking protrusions 514 is a sector ring shape, and the height of the limiting ring groove 31 is greater than that of the locking protrusions 514.
Further, the mounting groove has been seted up to the inner wall of sleeve 511, install the locator card pearl 515 that sets the spring in the mounting groove, the outer wall of outer tube 3 is equipped with the constant head tank 30 of a plurality of and locator card pearl 515 looks adaptation along its axis direction interval, when locator card pearl 515 card goes into constant head tank 30, locking bellying 514 staggers mutually with single face groove 32, and the bearing is in spacing annular 31. The structure that adopts the constant head tank adaptation of locator card pearl and outer tube, when the conversion is adjusted and is propped the podotheca, can in time fix a position turned angle, the quick location of being convenient for realizes that locking bellying 514 bears in spacing annular 31.
Further, the lower end of the lower cavity tube 2 is connected with the base 1 through a connecting hinge 20, the connecting hinge 20 comprises an installation part 21 and a first hinge part 22 arranged at the bottom of the installation part 21, a threaded connection part 23 matched with the lower cavity tube 2 is arranged at the top of the installation part 21, and the first hinge part 22 is hinged with the base 1. The angle of the jack can be adjusted by adopting a hinged connection mode, and the jack is convenient to adapt to different environments in the actual use process.
Further, be equipped with articulated seat 11 on the base 1, connect hinge 20 and install on articulated seat 11, be equipped with a plurality of deep floor 12 between the lateral wall of articulated seat 11 and base 1 to improve the stability that the base supported.
Further, the top of the hydraulic cylinder 4 is also provided with a pressure release valve 43 and a connecting rod 42, the pressure lever 41 is approximately L-shaped, one end of the pressure lever is hinged with the pump body of the hydraulic cylinder 4 and the upper end of the connecting rod 42, and the other end of the pressure lever is provided with an anti-skid sleeve 411.
The utility model discloses the working process:
the utility model relates to a hydraulic lifting jack, in the use, according to the height of actual demand regulation lifting unit 5, arrange the below of automobile body in with the supporter, then wave depression bar 41 repeatedly, make 2 extensions in lower chamber pipe, lifting unit 5 can be along with 3 rebound of outer tube, can, realize the promotion of automobile body. Wherein the operation of adjusting the lifting assembly 5 is: the supporting foot sleeve 51 is rotated to the position where the locking convex part 514 is matched with the single-face groove 32, then the supporting foot sleeve 51 is moved to the required position along the length direction of the single-face groove 32 according to actual requirements, finally the supporting foot sleeve 51 is rotated until the positioning clamping bead 515 is clamped into the positioning groove 30, namely, when an operator continues to rotate and can detect resistance, the rotation is stopped, at the moment, the locking convex part 514 is clamped into the limiting ring groove 31, the locking convex part 514 is staggered with the single-face groove 32 and is supported in the limiting ring groove 31, and the adjustment of the lifting assembly 5 is completed. Through adjusting lifting assembly, can improve the lifting height of jack, this jack strong adaptability in structure can satisfy the demand of multiple motorcycle type.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (7)
1. A hydraulic lifting jack, its characterized in that: including base (1), lower cavity pipe (2), outer tube (3), pneumatic cylinder (4) that set gradually from bottom to top and the lifting unit (5) on outer tube (3) are located to the cover, the lower extreme of lower cavity pipe (2) links to each other with base (1), the inner chamber of outer tube (3) is run through to the upper end of lower cavity pipe (2), links to each other with the piston rod of pneumatic cylinder (4), the upper end of outer tube (3) and the cylinder body lower extreme threaded connection of pneumatic cylinder (4), depression bar (41) of cavity pipe (2) extension under the control are installed to the top of pneumatic cylinder (4), on outer tube (3) along its axis direction spaced apart be equipped with a plurality of spacing annular (31), lifting unit (5) are including propping podotheca (51) and supporter (52), install in the one side of propping podotheca (51), prop podotheca (51) cover and locate on outer tube (3), the inner circle symmetry of temple cover (51) is equipped with locking bellying (514), spacing annular (31) lean on the cooperation with the lower terminal surface counterbalance of locking bellying (514) to the gliding does not take place for bearing temple cover (51), the outer wall symmetry of outer tube (3) sets up single face groove (32), has between the inner circle of single face groove (32) and temple cover (51) and does not interfere the gliding regulation region of direction about locking bellying (514).
2. A hydraulic lifting jack according to claim 1 wherein: the supporting leg sleeve (51) comprises a sleeve (511), two first supporting wings (512) arranged on one side of the sleeve (511) and a limiting supporting table (513) arranged below the first supporting wings (512), hinge holes (5120) are formed in the first supporting wings (512), the supporting body (52) is hinged and installed between the two first supporting wings (512), and the lower end face of the supporting body (52) is abutted against and matched with the upper end face of the limiting supporting table (513).
3. A hydraulic lifting jack according to claim 2 wherein: the inner wall symmetry of sleeve (511) is equipped with locking bellying (514), the cross sectional shape of locking bellying (514) is fan ring shape, the height that highly is greater than locking bellying (514) of spacing annular (31).
4. A hydraulic lifting jack according to claim 2 wherein: the mounting groove has been seted up to the inner wall of sleeve (511), install the locator card pearl (515) that set the spring in the mounting groove, the outer wall of outer tube (3) is equipped with constant head tank (30) of a plurality of and locator card pearl (515) looks adaptation along its axis direction interval, when locator card pearl (515) card is gone into constant head tank (30), locking bellying (514) stagger mutually with single face groove (32), and the bearing is in spacing annular (31).
5. A hydraulic lifting jack according to claim 1 wherein: the lower end of the lower cavity tube (2) is connected with the base (1) through a connecting hinge (20), the connecting hinge (20) comprises an installation part (21) and a first hinge part (22) arranged at the bottom of the installation part (21), a threaded connection part (23) matched with the lower cavity tube (2) is arranged at the top of the installation part (21), and the first hinge part (22) is hinged with the base (1).
6. A hydraulic lifting jack according to claim 5 wherein: the base is characterized in that a hinged seat (11) is arranged on the base (1), the connecting hinge (20) is installed on the hinged seat (11), and a plurality of reinforcing rib plates (12) are arranged between the side wall of the hinged seat (11) and the base (1).
7. A hydraulic lifting jack according to claim 1 wherein: the top of pneumatic cylinder (4) still installs relief valve (43), connecting rod (42), depression bar (41) are approximately L font, and one end is articulated mutually with the pump body of pneumatic cylinder (4), the upper end of connecting rod (42), and antiskid cover (411) is installed to the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377237.6U CN210559098U (en) | 2019-08-23 | 2019-08-23 | Hydraulic lifting jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377237.6U CN210559098U (en) | 2019-08-23 | 2019-08-23 | Hydraulic lifting jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210559098U true CN210559098U (en) | 2020-05-19 |
Family
ID=70636342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921377237.6U Withdrawn - After Issue CN210559098U (en) | 2019-08-23 | 2019-08-23 | Hydraulic lifting jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210559098U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407125A (en) * | 2019-08-23 | 2019-11-05 | 嘉兴爱华机械股份有限公司 | A kind of hydraulic lifting jack |
| CN110407125B (en) * | 2019-08-23 | 2024-06-21 | 嘉兴爱华机械股份有限公司 | Hydraulic lifting jack |
-
2019
- 2019-08-23 CN CN201921377237.6U patent/CN210559098U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407125A (en) * | 2019-08-23 | 2019-11-05 | 嘉兴爱华机械股份有限公司 | A kind of hydraulic lifting jack |
| CN110407125B (en) * | 2019-08-23 | 2024-06-21 | 嘉兴爱华机械股份有限公司 | Hydraulic lifting jack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200519 Effective date of abandoning: 20240621 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200519 Effective date of abandoning: 20240621 |