CN214001613U - Hydraulic support leg - Google Patents
Hydraulic support leg Download PDFInfo
- Publication number
- CN214001613U CN214001613U CN202120017528.5U CN202120017528U CN214001613U CN 214001613 U CN214001613 U CN 214001613U CN 202120017528 U CN202120017528 U CN 202120017528U CN 214001613 U CN214001613 U CN 214001613U
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- pin
- fixed
- supporting disk
- bolt
- connecting plate
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Abstract
The utility model discloses a hydraulic leg, its characterized in that: including extension bar, supporting disk, fixed pin, movable pin, spring and bolt, fixed pin horizontal fixed mounting is two between the connecting plate, movable pin horizontal slidable mounting is two between the connecting plate, spring fixed mounting be in movable pin with between the connecting plate, and its promotion movable pin orientation the fixed pin direction removes, so that movable pin with the fixed pin centre gripping is in the annular, the utility model discloses the advantage compared with prior art lies in: through the cooperation of each part, the realization reciprocates the supporting disk and can accomplish the supporting disk in advance on the extension bar and install, can accomplish the fixed of supporting disk through revolving the bolt soon, and whole easy operation is convenient, effectively improves the dismouting efficiency of supporting disk, and can not appear rocking at the effect of fixed round pin, movable round pin and bolt after the supporting disk installation, and it is stable firm after the installation, has guaranteed the high-efficient use of supporting disk.
Description
Technical Field
The utility model relates to a hydraulic pressure supporting part technical field specifically indicates a hydraulic pressure landing leg.
Background
The hydraulic support leg comprises a hydraulic oil cylinder, a support plate and other components, an extension rod is arranged on the hydraulic oil cylinder, in order to facilitate replacement of a damaged support plate, the traditional installation structure is that the support plate is fixed on the extension rod through a plurality of bolts, the structure is inconvenient to disassemble and assemble, the efficiency is low, the patent publication No. CN207291973U, Chinese utility model named as the connection structure of the support plate of the hydraulic support leg, the installation of the support plate on the extension rod is realized through two connecting pins, the disassembling and assembling operation of the support plate is greatly simplified, the disassembling and assembling efficiency of the support plate is effectively improved, but the defect exists, if the connecting pins are tightly attached to the waist-shaped structure on the extension rod during installation, the plugging resistance on the connecting plate is large, the manual operation is inconvenient, if the connecting pins have allowance with the waist-shaped structure on the extension rod, although the plugging resistance is small, the support plate is easy to shake on the extension rod, the installation is not firm, so that improvement is needed.
Disclosure of Invention
The utility model provides a hydraulic leg, its technical problem that can solve is: make the dismouting of supporting disk on the extension bar, both easy operation can guarantee the firm stability of supporting disk installation again.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a hydraulic leg, includes extension bar, supporting disk, fixed pin, movable pin, spring and bolt, the annular has on the outer disc of front end of extension bar, the vertical fixation has two connecting plates that are parallel to each other on the supporting disk, lie in two on the supporting disk fixed mounting has the supporting seat between the connecting plate, the lower extreme tip butt of extension bar is in the supporting seat, fixed pin horizontal fixed mounting is two between the connecting plate, it installs two to move round pin horizontal sliding between the connecting plate, spring fixed mounting move the round pin with between the connecting plate, and it promotes it moves the round pin orientation the fixed pin direction removes, so that move the round pin with the fixed pin centre gripping is in the annular, the bolt thread is installed on the connecting plate, and it with move the round pin butt.
The hydraulic support leg further comprises two sealing plates which are parallel to each other, the sealing plates are fixedly installed at the end portions of the connecting plates, and the sealing plates and the connecting plates define guide grooves together.
A plurality of grooves are formed in the lower end face of the supporting plate, and metal ceramic bodies are poured in the grooves.
The bolt is a plum blossom handle bolt.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a hydraulic leg has included the extension bar, the supporting disk, the connecting plate, a supporting seat, the fixed pin, move the round pin, a spring, parts such as bolt, through the cooperation of each part, the realization reciprocates the supporting disk and can accomplish the supporting disk and in advance install on the extension bar, can accomplish the fixed of supporting disk through revolving the bolt soon, whole easy operation is convenient, effectively improve the dismouting efficiency of supporting disk, and the supporting disk installation back at the fixed pin, the effect of moving round pin and bolt can not appear rocking, it is stable firm after the installation, the high-efficient use of supporting disk has been guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a hydraulic leg of the present invention.
Fig. 2 is a cross-sectional view taken along a-a in fig. 1.
As shown in the figure: 1. the device comprises an extension rod, 2, a supporting disk, 3, a ring groove, 4, a connecting plate, 5, a supporting seat, 6, a fixed pin, 7, a movable pin, 8, a spring, 9, a bolt, 10, a sealing plate, 11, a guide groove, 12, a groove, 13 and a metal ceramic body.
Detailed Description
The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.
Examples, see fig. 1-2:
a hydraulic support leg comprises an extension rod 1, a support plate 2, a fixed pin 6, a movable pin 7, a spring 8, a bolt 9 and two seal plates 10.
The extension rod 1 is positioned on the hydraulic cylinder, an annular groove 3 is arranged on the outer circular surface of the front end of the extension rod 1, the central axis of the annular groove 3 is coincided with the central axis of the extension rod 1, the longitudinal section of the annular groove 3 is arc-shaped, two parallel connecting plates 4 are vertically fixed on a supporting disk 2, the distance between the two connecting plates 4 is larger than the diameter of the extension rod 1 so as to ensure that the extension rod 1 can extend into the space between the two connecting plates 4, a supporting seat 5 is fixedly arranged on the supporting disk 2 and positioned between the two connecting plates 4, an arc-shaped bulge is arranged at the lower end part of the extension rod 1, an arc-shaped groove matched with the arc-shaped bulge is arranged on the upper end surface of the supporting seat 5, the arc-shaped bulge at the lower end part of the extension rod 1 is abutted against the arc-shaped groove in the supporting seat 5, the two sealing plates 10 are parallel to each other, the sealing plates 10 are fixedly arranged at the end parts of the connecting plates 4, the sealing plates 10 are perpendicular to the connecting plates 4, and the two sealing plates 10 and define a guide groove 11 with the connecting plates 4 with an opening upwards, the supporting seat 5 is located at the bottom of the guide groove 11, and the guide groove 11 can facilitate the extension bar 1 to move into the supporting seat 5, so that the supporting disk 2 is more convenient to install.
The fixed pin 6 is horizontally and fixedly arranged between the two connecting plates 4, the fixed pin 6 is positioned at one side of the extension bar 1 and is vertical to the connecting plates 4, the movable pin 7 is horizontally and slidably arranged between the two connecting plates 4, the movable pin 7 is positioned at the other side of the extension bar 1, the movable pin 7 is composed of a pin rod and two square blocks, the pin rod is parallel to the fixed pin 6, the two square blocks are respectively fixed at two ends of the pin rod, a horizontal sliding groove is arranged on the connecting plates 4, a rail groove is arranged in the sliding groove along the length direction, a guide rail is fixed on the square block and is slidably arranged in the rail groove, so that the movable pin 7 slides on the connecting plates 4, the diameter of the fixed pin 6 is the same as that of the movable pin 7, the fixed pin 6 is matched with the ring groove 3, the shortest distance between the fixed pin 6 and the movable pin 7 is smaller than that of the extension bar 1 but larger than that of the ring groove 3 on the extension bar 1, the spring 8 is fixedly arranged between the movable pin 7 and the connecting plates 4, the spring 8 is a coil spring, one end of which is fixed on one end of the sliding groove, and the other end of which is fixed on the square of the movable pin 7, the spring 8 pushes the movable pin 7 to move towards the fixed pin 6, so that the movable pin 7 and the fixed pin 6 are clamped in the annular groove 3, and the support plate 2 is pre-fixed on the extension rod 1.
The bolt 9 is a plum-blossom handle bolt, the threaded end of the bolt 9 is installed on the connecting plate 4 in a threaded mode, the threaded end of the bolt 9 extends into the sliding groove from the outside of the connecting plate 4, the bolt 9 is screwed to enable the threaded end of the bolt 9 to move towards the square of the movable pin 7 until the threaded end of the bolt 9 abuts against the square of the movable pin 7, so that the movable pin 7 is fixed, stable clamping of the movable pin 7 and the fixed pin 6 in the annular groove 3 is guaranteed, firm installation of the supporting plate 2 on the extension rod 1 is guaranteed, when the threaded end of the bolt 9 is screwed to be far away from the square of the movable pin 7, the movable pin 7 can be far away from the fixed pin 6 under the action of external force, and accordingly detachment of the supporting plate 2 on the extension rod 1 is achieved.
Seted up a plurality of recess 12 on the lower terminal surface of supporting disk 2, the opening of recess 12 is down, and a plurality of recess 12 evenly distributed on the lower terminal surface of supporting disk 2, and the pouring has cermet body 13 in the recess 12, and cermet body 13 is integrated into one piece spare, and its wear resistance that can effectively strengthen supporting disk 2 prolongs the life of supporting disk 2.
When the support disc 2 is installed, firstly, the opening of the guide groove 11 is opposite to the extension bar 1, then the support disc 2 is moved upwards, as the lower end face of the extension bar 1 is provided with the arc-shaped bulge, when the arc-shaped bulge passes between the movable pin 7 and the fixed pin 6, even if the arc-shaped bulge is pushed by the spring 8, the arc-shaped bulge can smoothly penetrate through a gap between the movable pin 7 and the fixed pin 6, in the downward movement process of the extension bar 1 relative to the support disc 2, the movable pin 7 always abuts against the extension bar 1 under the action of the spring 8, when the extension bar 1 extends into the guide groove 11 and abuts against the support seat 5, the movable pin 7 and the fixed pin 6 immediately enter the annular groove 3 under the action of the spring 8, at the moment, the extension bar 1 is clamped by the movable pin 7 and the fixed pin 6, and then the bolt 9 is tightened, so that the support disc 2 can be fixedly installed on the extension bar 1.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a hydraulic leg, includes extension bar (1) and supporting disk (2), annular (3) have on the outer disc of front end of extension bar (1), be fixed with two connecting plates (4) that are parallel to each other on supporting disk (2) perpendicularly, lie in two on supporting disk (2) fixed mounting has supporting seat (5) between connecting plate (4), the lower extreme tip butt of extension bar (1) is in supporting seat (5), its characterized in that: still include fixed pin (6), move round pin (7), spring (8) and bolt (9), fixed pin (6) horizontal fixed mounting is two between connecting plate (4), move round pin (7) horizontal slidable mounting two between connecting plate (4), spring (8) fixed mounting move round pin (7) with between connecting plate (4), and it promotes move round pin (7) orientation fixed pin (6) direction removes, so that move round pin (7) with fixed pin (6) centre gripping is in annular (3), bolt (9) screw thread is installed on connecting plate (4), and it with move round pin (7) butt.
2. A hydraulic leg as defined in claim 1, wherein: the sealing plate structure is characterized by further comprising two parallel sealing plates (10), wherein the sealing plates (10) are fixedly arranged at the end parts of the connecting plates (4) and define guide grooves (11) together with the connecting plates (4).
3. A hydraulic leg as defined in claim 1, wherein: a plurality of grooves (12) are formed in the lower end face of the supporting plate (2), and a metal ceramic body (13) is poured into the grooves (12).
4. A hydraulic leg as defined in claim 1, wherein: the bolt (9) is a plum blossom handle bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120017528.5U CN214001613U (en) | 2021-01-05 | 2021-01-05 | Hydraulic support leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120017528.5U CN214001613U (en) | 2021-01-05 | 2021-01-05 | Hydraulic support leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214001613U true CN214001613U (en) | 2021-08-20 |
Family
ID=77294468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120017528.5U Active CN214001613U (en) | 2021-01-05 | 2021-01-05 | Hydraulic support leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214001613U (en) |
-
2021
- 2021-01-05 CN CN202120017528.5U patent/CN214001613U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230406 Address after: 221116 No. 8 Minjiang Road, Xuzhou High tech Industrial Development Zone, Xuzhou City, Jiangsu Province Patentee after: XUZHOU GAILI ENGINEERING MACHINERY Co.,Ltd. Address before: Room 2-158, building 7, Xuzhou Software Park, no.6, Software Park Road, Quanshan District, Xuzhou City, Jiangsu Province, 221000 Patentee before: Xuzhou Yaheng Construction Machinery Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |