CN108589443B - Be applied to base structure of hydraulic jack - Google Patents
Be applied to base structure of hydraulic jack Download PDFInfo
- Publication number
- CN108589443B CN108589443B CN201810730166.7A CN201810730166A CN108589443B CN 108589443 B CN108589443 B CN 108589443B CN 201810730166 A CN201810730166 A CN 201810730166A CN 108589443 B CN108589443 B CN 108589443B
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- Prior art keywords
- oil
- base body
- rotating shaft
- track lifting
- base structure
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/04—Lifting or levelling of tracks
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Types And Forms Of Lifts (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model discloses a base structure applied to a hydraulic track jack, which comprises: the left and right ends of the front side of the base body are respectively correspondingly connected with a left rotating shaft block and a right rotating shaft block, the left rotating shaft block and the right rotating shaft block are connected to the front side of the base body through clamping groove structures, and an oil return valve mounting hole is formed in the front side of the base body; the left end and the right end on the rear side surface of the base body are respectively provided with an oil-passing rotating shaft matching hole; the two ends of the base body are symmetrically provided with track lifting hooks for installing the track lifting hooks and providing track lifting hook rotating spaces for rotating the track lifting hooks; the top of the base body is an oil tank mounting surface, an oil storage space is formed in the oil tank mounting surface, and an oil suction port and a plunger pump mounting hole are formed in the oil storage space; the inside of base body still is equipped with the oil circuit integrated element. The utility model can be used as a non-main bearing component, and reduces the volume and weight of the base structure, thereby being beneficial to reducing the weight of the whole hydraulic track jack.
Description
Technical Field
The present utility model relates to a track jack, and more particularly, to a base structure applied to a hydraulic track jack.
Background
The track jack is a small machine used in maintenance of railway foundations. Through manual operation, the track lifting device can lift the rail to leave the ground for a certain distance, so that a worker can maintain the roadbed conveniently. According to different working principles, the track jack can be divided into a hydraulic type track jack and a rack type track jack, the operating force of the hydraulic track jack is small, and the hydraulic track jack can be automatically unloaded for protection if a train passes through the track jack in the use process. The rack track jack has the greatest advantages of high speed and convenience in daily maintenance, so that the rack track jack still has a very wide market at present.
The hydraulic track jack is suitable for track of the rail positive line, track switch track jack works, the piston is driven to ascend by the manual plunger pump, the track jack lever is driven to quickly lift the front end of the track jack lever working at the bottom of the rail, and the track jack work purpose is achieved. The tool is a special tool for railway track lifting maintenance, does not invade the limit during operation, is safe and reliable, has high efficiency, is convenient to operate and reduces the labor intensity.
The base structure of the existing hydraulic track jack mainly plays two roles: on the one hand, the frame supporting structure serving as a track jack is used for connecting other components such as an oil tank, a hand pump and the like; on the other hand, the hydraulic jack is used as a bearing component for hydraulic jack operation and is used for lifting the steel rail.
Therefore, based on the requirements of the two functions, the base structure of the existing hydraulic track jack is required to be large in size, other parts of the hydraulic track jack can be conveniently installed on the base structure, and meanwhile the function of a stable foundation can be achieved. Furthermore, as a load-carrying structure for the track-lifting operation, the requirement on performance is high, and extremely high mechanical properties and fatigue properties are required to be ensured.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a base structure applied to a hydraulic track jack, which can realize the functions of a hydraulic oil circuit integrated block and a frame support as a non-main bearing component, and reduce the volume and the weight of the base structure while increasing the functions, thereby being beneficial to reducing the weight of the whole hydraulic track jack.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a base structure for a hydraulic jack, comprising: a base body;
the left and right ends of the front side surface of the base body are respectively and correspondingly connected with a left rotating shaft block and a right rotating shaft block, the left rotating shaft block and the right rotating shaft block are connected to the front side surface of the base body through clamping groove structures, and an oil return valve mounting hole is formed in the front side surface of the base body;
the left end and the right end on the rear side surface of the base body are respectively provided with an oil-passing rotating shaft matching hole;
the two ends of the base body are symmetrically provided with track lifting hooks for installing the track lifting hooks and providing track lifting hook rotating spaces for rotating the track lifting hooks;
the top of the base body is an oil tank mounting surface, an oil storage space is formed in the oil tank mounting surface, and an oil suction port and a plunger pump mounting hole are formed in the oil storage space;
the inside of base body still is equipped with the oil circuit integrated element.
The draw-in groove structure, include: t-shaped grooves arranged on the left and right ends of the front side surface of the base body, and T-shaped blocks arranged on the tops of the left and right rotating shaft blocks.
The oil circuit integrated unit comprises:
an oil inlet main oil way is communicated with the oil suction port;
the main oil way is communicated with the plunger pump mounting hole;
the main oil way is respectively communicated with the oil storage space and the oil return valve mounting hole through the oil return valve control oil way, and the oil return valve mounting hole is also communicated with the oil storage space through the oil return oil way.
And the oil suction port is also provided with a bleed pipe mounting hole which is respectively communicated with the oil inlet main oil way and the oil storage space.
The main oil way is respectively communicated with the oil through shaft matching holes through the oil dividing ways.
The left end and the right end on the rear side surface of the base body are respectively provided with a track lifting hook rotary positioning hole.
The left and right end parts on the front side surface of the base body are respectively provided with T-shaped groove positioning holes.
The base body is made of aluminum alloy.
The left rotating shaft block and the right rotating shaft block are also provided with mounting holes for mounting the track lifting hooks and rotating positioning holes for the track lifting hooks.
In the technical scheme, the base structure applied to the hydraulic track jack can be used as a non-main bearing component, the structural performance requirement is reduced, the stability problem can be avoided due to the change of the structural form, the structural size is correspondingly reduced, the volume and the weight of the base structure are reduced, and the weight of the whole hydraulic track jack is reduced. The hydraulic lifting device can be used as a frame supporting structure for connecting the oil tank, the plunger pump and the lifting hook component, and the oil tank, the hand pump, the oil return valve, the lifting hook with rotatable oil way, the hydraulic cylinder and other components are connected through the oil way integrated unit.
Drawings
FIG. 1 is a schematic view of a base structure of the present utility model;
FIG. 2 is a schematic view of the base structure of the present utility model with the left and right pivot blocks removed;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is a schematic cross-sectional view taken along line B-B in fig. 2.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
Referring to fig. 1 to 4, a base structure for a hydraulic track jack according to the present utility model includes: a base body 1.
Preferably, the left end and the right end on the front side of the base body 1 are respectively correspondingly connected with a left rotating shaft block 2 and a right rotating shaft block 3, the left rotating shaft block 2 and the right rotating shaft block 3 are connected on the front side of the base body 1 through clamping groove structures, the left rotating shaft block 2 and the right rotating shaft block 3 are respectively provided with mounting holes 21 and 31 for mounting a track lifting hook, the track lifting hook rotary positioning holes 22 and 32, and the front side of the base body 1 is also provided with an oil return valve mounting hole 4.
Preferably, the slot structure includes: t-shaped grooves 5 on the left and right ends of the front side of the base body 1, and T-shaped blocks on the tops of the left and right rotating shaft blocks 2 and 3, wherein the T-shaped blocks are inserted into the corresponding T-shaped grooves 5 and are installed and positioned through T-shaped groove positioning holes 6 respectively arranged on the left and right ends of the front side of the base body 1.
Preferably, the left end and the right end on the back side surface of the base body 1 are respectively provided with an oil passing rotating shaft matching hole 7 for installing a track lifting hook; the left end and the right end on the rear side surface of the base body 1 are respectively provided with a track lifting hook rotary positioning hole 8, and when the track lifting hooks are respectively unfolded towards two sides in a rotary mode, angle positioning can be performed through the track lifting hook rotary positioning holes 22 and 32 on the left rotating shaft block 2 and the right rotating shaft block 3 and the track lifting hook rotary positioning holes 8 on the rear side surface of the base body 1.
Preferably, two ends of the base body 1 are symmetrically provided with a track lifting hook rotating space 9 for installing the track lifting hook and providing the track lifting hook for rotating.
Preferably, the top of the base body 1 is an oil tank installation surface 10, an oil storage space 11 is formed on the oil tank installation surface 10, and an oil suction port 12 and 2 plunger pump installation holes 13 are formed in the oil storage space 11 and are respectively used for connecting an oil tank and a plunger pump.
Preferably, the base body 1 is formed by forging an aluminum alloy material, so that the weight is greatly reduced while the performance is ensured.
Preferably, the base body 1 is further provided with an oil path integration unit, so that components such as an oil tank, a hand pump, an oil return valve, a track lifting hook with a rotatable oil path, a hydraulic cylinder and the like are connected.
Preferably, the oil circuit integrated unit includes:
an oil inlet main oil way 14 is communicated with the oil suction port 12, and the oil suction port 12 is communicated with the oil storage space 11 to form a low-pressure oil suction oil way;
a main oil path 15 communicated with the plunger pump mounting hole 13 to form a high-pressure oil supply oil path;
preferably, the main oil path 15 is respectively communicated with the oil storage space 11 and the oil return valve mounting hole 4 through an oil return valve control oil path 16, and the oil return valve mounting hole 4 is also communicated with the oil storage space 11 through an oil return oil path 17 to form a pressure relief oil path.
Preferably, the oil suction port 12 is further provided with 2 air release pipe mounting holes 18, and the air release pipe mounting holes 18 are respectively communicated with the oil inlet main oil way 14 and the oil storage space 11 to prevent gas from entering the high-pressure oil way.
Preferably, the main oil path 15 is respectively communicated with the oil passing shaft matching holes 7 through the oil dividing paths 19, so as to provide hydraulic oil with the same oil dividing path pressure to drive the subsequent hydraulic executing part.
In summary, when the base structure is used, the placement position is positioned at the upper part of the rail head of the steel rail, the base structure is used as a part of a frame for connecting an oil tank, a plunger pump, a track lifting hook and the like, and the lower part of the base structure is provided with a diameter hole which is used as a support and an oil duct at the same time, and the base structure and the two rotating shaft blocks are matched to play a role of a rotating shaft seat. Meanwhile, the oil way integrated block is used for connecting components such as an oil tank, a hand pump, an oil return valve, a rotatable track lifting hook of an oil way, a hydraulic cylinder and the like.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the utility model, and that variations and modifications of the above described embodiments are intended to fall within the scope of the claims of the utility model as long as they fall within the true spirit of the utility model.
Claims (9)
1. A base structure for a hydraulic jack, comprising: base body, its characterized in that:
the left and right ends of the front side surface of the base body are respectively and correspondingly connected with a left rotating shaft block and a right rotating shaft block, the left rotating shaft block and the right rotating shaft block are connected to the front side surface of the base body through clamping groove structures, and an oil return valve mounting hole is formed in the front side surface of the base body;
the left end and the right end on the rear side surface of the base body are respectively provided with an oil-passing rotating shaft matching hole;
the two ends of the base body are symmetrically provided with track lifting hooks for installing the track lifting hooks and providing track lifting hook rotating spaces for rotating the track lifting hooks;
the top of the base body is an oil tank mounting surface, an oil storage space is formed in the oil tank mounting surface, and an oil suction port and a plunger pump mounting hole are formed in the oil storage space;
the inside of base body still is equipped with the oil circuit integrated element.
2. A base structure for a hydraulic jack as claimed in claim 1 wherein: the draw-in groove structure, include: t-shaped grooves arranged on the left and right ends of the front side surface of the base body, and T-shaped blocks arranged on the tops of the left and right rotating shaft blocks.
3. A base structure for a hydraulic jack as claimed in claim 1 wherein: the oil circuit integrated unit comprises:
an oil inlet main oil way is communicated with the oil suction port;
the main oil way is communicated with the plunger pump mounting hole;
the main oil way is respectively communicated with the oil storage space and the oil return valve mounting hole through the oil return valve control oil way, and the oil return valve mounting hole is also communicated with the oil storage space through the oil return oil way.
4. A base structure for a hydraulic jack as claimed in claim 3 wherein: and the oil suction port is also provided with a bleed pipe mounting hole which is respectively communicated with the oil inlet main oil way and the oil storage space.
5. A base structure for a hydraulic jack as claimed in claim 3 wherein: the main oil way is respectively communicated with the oil through shaft matching holes through the oil dividing ways.
6. A base structure for a hydraulic jack as claimed in claim 1 wherein: the left end and the right end on the rear side surface of the base body are respectively provided with a track lifting hook rotary positioning hole.
7. A base structure for a hydraulic jack as claimed in claim 1 wherein: the left and right end parts on the front side surface of the base body are respectively provided with T-shaped groove positioning holes.
8. A base structure for a hydraulic jack as claimed in claim 1 wherein: the base body is made of aluminum alloy.
9. A base structure for a hydraulic jack as claimed in claim 1 wherein: the left rotating shaft block and the right rotating shaft block are also provided with mounting holes for mounting the track lifting hooks and rotating positioning holes for the track lifting hooks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810730166.7A CN108589443B (en) | 2018-07-05 | 2018-07-05 | Be applied to base structure of hydraulic jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810730166.7A CN108589443B (en) | 2018-07-05 | 2018-07-05 | Be applied to base structure of hydraulic jack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108589443A CN108589443A (en) | 2018-09-28 |
| CN108589443B true CN108589443B (en) | 2023-08-29 |
Family
ID=63614970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810730166.7A Active CN108589443B (en) | 2018-07-05 | 2018-07-05 | Be applied to base structure of hydraulic jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108589443B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB883216A (en) * | 1958-05-23 | 1961-11-29 | Matisa Materiel Ind Sa | Apparatus for lifting railway tracks |
| US4565133A (en) * | 1983-05-09 | 1986-01-21 | Canron Corp. | Clamp arrangement for track lifting and aligning device |
| CN85102236A (en) * | 1985-04-01 | 1986-08-13 | 铁道部昆明铁路局 | A kind of tamper between sleepers |
| EP0196701A1 (en) * | 1985-03-25 | 1986-10-08 | AMECA S.r.l. | Machine for handling and replacing rail switches, and track sections generally |
| CN2195566Y (en) * | 1994-06-27 | 1995-04-26 | 张洪达 | Hydraulic lifting device for tracks |
| CN201362812Y (en) * | 2009-02-02 | 2009-12-16 | 济南三鼎铁道机具有限责任公司 | Track jack |
| CN201634972U (en) * | 2009-12-21 | 2010-11-17 | 什邡瑞邦机械有限责任公司 | Rail hooking device with adjustable rail hooking distance |
| CN103669133A (en) * | 2013-12-11 | 2014-03-26 | 上海瑞纽机械装备制造有限公司 | Hydraulic sleeper replacement machine and hydraulic sleeper replacement method |
| CN205636383U (en) * | 2016-05-11 | 2016-10-12 | 上海瑞纽机械股份有限公司 | Hydraulic pressure that bears unbalance loading with floating structure plays logos and utensils |
| CN206550568U (en) * | 2017-03-10 | 2017-10-13 | 上海瑞纽机械股份有限公司 | A kind of steel rail clamping device |
| CN208415016U (en) * | 2018-07-05 | 2019-01-22 | 上海瑞纽机械股份有限公司 | A kind of understructure applied to hydraulic tool for taking up tracks |
-
2018
- 2018-07-05 CN CN201810730166.7A patent/CN108589443B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB883216A (en) * | 1958-05-23 | 1961-11-29 | Matisa Materiel Ind Sa | Apparatus for lifting railway tracks |
| US4565133A (en) * | 1983-05-09 | 1986-01-21 | Canron Corp. | Clamp arrangement for track lifting and aligning device |
| EP0196701A1 (en) * | 1985-03-25 | 1986-10-08 | AMECA S.r.l. | Machine for handling and replacing rail switches, and track sections generally |
| CN85102236A (en) * | 1985-04-01 | 1986-08-13 | 铁道部昆明铁路局 | A kind of tamper between sleepers |
| CN2195566Y (en) * | 1994-06-27 | 1995-04-26 | 张洪达 | Hydraulic lifting device for tracks |
| CN201362812Y (en) * | 2009-02-02 | 2009-12-16 | 济南三鼎铁道机具有限责任公司 | Track jack |
| CN201634972U (en) * | 2009-12-21 | 2010-11-17 | 什邡瑞邦机械有限责任公司 | Rail hooking device with adjustable rail hooking distance |
| CN103669133A (en) * | 2013-12-11 | 2014-03-26 | 上海瑞纽机械装备制造有限公司 | Hydraulic sleeper replacement machine and hydraulic sleeper replacement method |
| CN205636383U (en) * | 2016-05-11 | 2016-10-12 | 上海瑞纽机械股份有限公司 | Hydraulic pressure that bears unbalance loading with floating structure plays logos and utensils |
| CN206550568U (en) * | 2017-03-10 | 2017-10-13 | 上海瑞纽机械股份有限公司 | A kind of steel rail clamping device |
| CN208415016U (en) * | 2018-07-05 | 2019-01-22 | 上海瑞纽机械股份有限公司 | A kind of understructure applied to hydraulic tool for taking up tracks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108589443A (en) | 2018-09-28 |
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