CN107416728B - Grouting machine lifting mechanism of tunnel anchor rod trolley - Google Patents
Grouting machine lifting mechanism of tunnel anchor rod trolley Download PDFInfo
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- CN107416728B CN107416728B CN201710450202.XA CN201710450202A CN107416728B CN 107416728 B CN107416728 B CN 107416728B CN 201710450202 A CN201710450202 A CN 201710450202A CN 107416728 B CN107416728 B CN 107416728B
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- door frame
- lifting
- fork
- grouting machine
- portal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of grouting of tunnel anchor rod trolleys, and provides a grouting machine lifting mechanism of a tunnel anchor rod trolley. The grouting machine lifting mechanism of the tunnel anchor rod trolley is provided with an outer portal with the lower end hinged to the chassis of the tunnel anchor rod trolley; an inner door frame capable of lifting along the outer door frame is arranged in the outer door frame; a lifting oil cylinder for driving the inner door frame to lift is arranged corresponding to the inner door frame; the lifting oil cylinder is arranged on the outer side of the outer door frame; the cylinder body of the lifting cylinder is fixed on the bottom cross beam of the outer portal, and the output end of the lifting cylinder is propped against the cross beam at the top of the inner portal; the inner side of the inner door frame is provided with a fork frame; the fork frame is supported in the inner portal, the fork frame is connected to one end of a lifting chain, and after the other end of the lifting chain bypasses a chain wheel fixed on a cross beam at the top of the inner portal, the end head of the lifting chain is fixed on the outer portal; the grouting machine lifting mechanism is also provided with a fork hinged on the fork frame. The invention ensures the safety of operation, improves the operation efficiency and avoids the pollution of slurry to the trolley.
Description
Technical Field
The invention belongs to the technical field of grouting of tunnel anchor rod trolleys, and mainly relates to a grouting machine lifting mechanism of a tunnel anchor rod trolley.
Background
The tunnel anchor rod trolley is mainly used for IV and V-class surrounding rock tunnel construction, and the safety of construction is ensured by adopting an anchor rod supporting and reinforcing mode due to poor self-stabilizing capability of the surrounding rock. The tunnel anchor rod trolley is adopted to form a hole, the matched grouting machine 1 is used for grouting, and then an anchor rod is installed, so that surrounding rock is reinforced, and construction operation safety is guaranteed.
The grouting machine of the anchor rod trolley of the tunnel at home and abroad is separated from the trolley body, and the grouting machine is completely hoisted and transported (such as a crane and an excavator) by other equipment in the tunnel construction process, so that certain potential safety hazards and hysteresis exist in the mode, and the safety production and the operation efficiency are affected; or the grouting machine is fixed on the car body, so that the pollution to car body parts is large when the slurry is stirred, and the service life of equipment is influenced.
Disclosure of Invention
The invention aims to provide a grouting machine lifting mechanism of a tunnel anchor rod trolley, which lifts and synchronously transports a grouting machine along with a trolley when the tunnel anchor rod trolley walks, and places the grouting machine to the ground when the grouting machine reaches a construction operation surface, and the grouting machine is separated from the trolley for independent operation, so that the pollution of slurry to the trolley is avoided.
The invention adopts the following technical scheme that the invention task is completed:
the grouting machine lifting mechanism is provided with an outer door frame, the lower end of which is hinged to the chassis of the tunnel anchor rod trolley, and the hinge point of the outer door frame and the chassis of the tunnel anchor rod trolley is used as a fulcrum of the grouting machine lifting mechanism; an inner door frame capable of lifting along the outer door frame is arranged in the outer door frame; the height of the inner door frame is the same as that of the outer door frame, and the upper end and the lower end of the inner door frame are respectively supported in the outer door frame through door frame rollers; a lifting oil cylinder for driving the inner door frame to lift is arranged corresponding to the inner door frame; the lifting oil cylinder is arranged on the outer side of the outer portal; the cylinder body of the lifting cylinder is fixed on the bottom cross beam of the outer portal, the middle part of the lifting cylinder is fixedly connected with the outer portal through a U-shaped bolt, and the output end of the lifting cylinder is propped against the cross beam at the top of the inner portal; the inner portal is lifted along the outer portal under the action of the lifting oil cylinder; a fork frame is arranged on the inner side of the inner door frame; the fork frame is supported in the inner door frame through a longitudinal roller, the fork frame is connected to one end of a lifting chain, the other end of the lifting chain bypasses a chain wheel fixed on a cross beam at the top of the inner door frame, and the end of the lifting chain is fixed on the outer door frame, so that the inner door frame is lifted under the action of a lifting oil cylinder and drives the fork frame to lift; the grouting machine lifting mechanism is also provided with a fork which is used for being inserted into the top of the grouting machine; the fork is hinged on the fork frame through a hinge pin and can rotate around the hinge pin; the locking pin is used for locking the fork after the fork rotates to the horizontal position and is inserted into the grouting machine; the lifting mechanism also comprises a locking connecting rod for supporting and locking the grouting machine after the grouting machine is lifted; the locking connecting rod is hinged on the outer door frame.
The outer portal is also provided with a pitching oil cylinder for driving the outer portal to pitch; the extending end of the pitching oil cylinder is hinged to the outer door frame, and the cylinder body of the pitching oil cylinder is hinged to the chassis of the tunnel anchor rod trolley.
The grouting machine lifting mechanism of the tunnel anchor rod trolley provided by the invention has the following beneficial effects by adopting the technical scheme:
1) The tunnel anchor rod trolley can hoist and transport the grouting machine by means of the lifting mechanism, so that the operation safety is ensured, and the operation efficiency is improved.
2) When the trolley walks, the grouting machine is supported to walk synchronously, and after the grouting machine reaches a specified working position, the grouting machine is put down, so that the grouting machine and the tunnel anchor rod trolley are separated, the grouting machine works independently, and the pollution of slurry to the trolley is avoided.
Drawings
FIG. 1 is a schematic view of the working state structure of the present invention
Fig. 2 is a schematic structural view of an inner door frame and an outer door frame in the invention.
FIG. 3 is a schematic view of the connection of the fork and the grouting machine in the invention.
Fig. 4 is a schematic diagram of the structure of the invention with pitch cylinders and locking links removed.
FIG. 5 is a schematic view of the invention with a lifting chain engaged with a fork.
In the figure: 1. grouting machine 2, outer door frame 3, fork 4, hinge pin 5, locking pin 6, fork frame 7, lifting cylinder 8, lifting chain, 9, pitching oil cylinders, 10, U-shaped bolts, 11, locking connecting rods, 12, an inner portal, 13, portal rollers, 14, longitudinal rollers, 15 and chain wheels.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1 and 3, a grouting machine lifting mechanism of a tunnel anchor rod trolley is provided with an outer portal 2, the lower end of which is hinged on a tunnel anchor rod trolley chassis, and the hinge point of the outer portal 2 and the tunnel anchor rod trolley chassis is used as a fulcrum of the grouting machine lifting mechanism; the outer door frame 2 is formed by processing profile steel, and an inner door frame 12 capable of lifting along the outer door frame 2 is arranged in the outer door frame 2 in combination with fig. 2; the inner door frame 12 is formed by processing profile steel; the height of the inner door frame 12 is the same as that of the outer door frame 2, and the upper end and the lower end of the inner door frame 12 are respectively supported in the outer door frame 2 through door frame rollers 13; a lifting cylinder 7 for driving the inner door frame 12 to lift is arranged corresponding to the inner door frame; the lifting oil cylinder 7 is divided into a left part and a right part; the lifting oil cylinder 7 is arranged on the outer side of the outer portal 2; the cylinder body of the lifting cylinder 7 is fixed on the bottom cross beam of the outer portal 2, the middle part of the lifting cylinder is fixedly connected with the outer portal 2 through a U-shaped bolt 10, and the output end of the lifting cylinder 7 is propped against the cross beam at the top of the inner portal 12; the inner door frame 12 is lifted and lowered along the outer door frame 2 under the action of the lifting oil cylinder 7; after the free lifting is finished, the lifting oil cylinder is retracted, and the inner door frame 12 is overlapped with the outer door frame 2; the inner side of the inner door frame 12 is provided with a fork frame 6; referring to fig. 5, the fork frame 6 is supported in the inner door frame 12 through a longitudinal roller 14, the fork frame 6 is connected to one end of a lifting chain 8, the other end of the lifting chain 8 bypasses a sprocket 15 fixed on a cross beam at the top of the inner door frame, and the end of the lifting chain is fixed on the outer door frame 2, so that the inner door frame 12 is lifted under the action of a lifting oil cylinder 7 and drives the fork frame 6 to lift; referring to fig. 4, the grouting machine lifting mechanism is further provided with a fork 3 for inserting the top of the grouting machine; the fork 3 is hinged on the fork frame 6 through a hinge pin 4 and can rotate around the hinge pin 4; a locking pin 5 for locking the fork after the fork rotates to a horizontal position and is inserted into the grouting machine is arranged; the fork 3 works under the cooperation of the turning pin 5, when the work is needed, the turning pin 5 is inserted, the fork is horizontally stressed, when the work is stopped, the turning pin 5 is removed, and the fork naturally falls under the action of gravity, so that the whole length of the trolley is shortened; the lifting mechanism also comprises a locking connecting rod 11 for supporting and locking the grouting machine after the grouting machine is lifted; the locking connecting rod 11 is hinged on the outer door frame 2; when the grouting machine 1 is lifted by the lifting mechanism, the locking connecting rod 11 works to lift the bottom bracket of the grouting machine 1, so that on one hand, the grouting machine body is locked, and on the other hand, the impact of dynamic load on the lifting oil cylinder 7 during walking is reduced.
The outer portal 2 is also provided with a pitching oil cylinder 9 for driving the outer portal to pitch; the extending end of the pitching oil cylinder 9 is hinged to the outer door frame 2, and the cylinder body of the pitching oil cylinder 9 is hinged to the chassis of the tunnel anchor rod trolley; under the action of the hydraulic power source of the trolley, the whole lifting mechanism is driven to realize pitching motion.
Claims (2)
1. Grouting machine lifting mechanism of tunnel stock platform truck, its characterized in that: the grouting machine lifting mechanism is provided with an outer portal with the lower end hinged to the chassis of the tunnel anchor rod trolley, and the hinge point of the outer portal and the chassis of the tunnel anchor rod trolley is used as a fulcrum of the grouting machine lifting mechanism; an inner door frame capable of lifting along the outer door frame is arranged in the outer door frame; the height of the inner door frame is the same as that of the outer door frame, and the upper end and the lower end of the inner door frame are respectively supported in the outer door frame through door frame rollers; a lifting oil cylinder for driving the inner door frame to lift is arranged corresponding to the inner door frame; the lifting oil cylinder is arranged on the outer side of the outer portal; the cylinder body of the lifting cylinder is fixed on the bottom cross beam of the outer portal, the middle part of the lifting cylinder is fixedly connected with the outer portal through a U-shaped bolt, and the output end of the lifting cylinder is propped against the cross beam at the top of the inner portal; the inner portal is lifted along the outer portal under the action of the lifting oil cylinder; a fork frame is arranged on the inner side of the inner door frame; the fork frame is supported in the inner door frame through a longitudinal roller, the fork frame is connected to one end of a lifting chain, the other end of the lifting chain bypasses a chain wheel fixed on a cross beam at the top of the inner door frame, and the end of the lifting chain is fixed on the outer door frame, so that the inner door frame is lifted under the action of a lifting oil cylinder and drives the fork frame to lift; the grouting machine lifting mechanism is also provided with a fork which is used for being inserted into the top of the grouting machine; the fork is hinged on the fork frame through a hinge pin and can rotate around the hinge pin; the locking pin is used for locking the fork after the fork rotates to the horizontal position and is inserted into the grouting machine; the lifting mechanism also comprises a locking connecting rod for supporting and locking the grouting machine after the grouting machine is lifted; the locking connecting rod is hinged on the outer door frame.
2. The grouting machine lifting mechanism of the tunnel boring machine according to claim 1, wherein: the outer portal is also provided with a pitching oil cylinder for driving the outer portal to pitch; the extending end of the pitching oil cylinder is hinged to the outer door frame, and the cylinder body of the pitching oil cylinder is hinged to the chassis of the tunnel anchor rod trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450202.XA CN107416728B (en) | 2017-06-15 | 2017-06-15 | Grouting machine lifting mechanism of tunnel anchor rod trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450202.XA CN107416728B (en) | 2017-06-15 | 2017-06-15 | Grouting machine lifting mechanism of tunnel anchor rod trolley |
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| Publication Number | Publication Date |
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| CN107416728A CN107416728A (en) | 2017-12-01 |
| CN107416728B true CN107416728B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710450202.XA Active CN107416728B (en) | 2017-06-15 | 2017-06-15 | Grouting machine lifting mechanism of tunnel anchor rod trolley |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638693A (en) * | 2021-08-10 | 2021-11-12 | 太原科技大学 | Compact electrohydraulic driven anchor cable drill carriage |
| CN113565446A (en) * | 2021-08-10 | 2021-10-29 | 太原科技大学 | Accurate anchor of colliery rig protects positioner |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011011853A (en) * | 2009-07-01 | 2011-01-20 | Tcm Corp | Fork lifting control mechanism for industrial vehicle |
| CN103303846A (en) * | 2013-06-22 | 2013-09-18 | 安徽工程大学 | Forklift lifting mechanism |
| CN205590242U (en) * | 2016-04-27 | 2016-09-21 | 浙江中力机械有限公司 | Two -stage portal single chain hoisting mechanism |
| CN207002133U (en) * | 2017-06-15 | 2018-02-13 | 中铁隧道集团有限公司 | A kind of slip casting machine lifting mechanism of tunnel rock bolting jumbo |
-
2017
- 2017-06-15 CN CN201710450202.XA patent/CN107416728B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011011853A (en) * | 2009-07-01 | 2011-01-20 | Tcm Corp | Fork lifting control mechanism for industrial vehicle |
| CN103303846A (en) * | 2013-06-22 | 2013-09-18 | 安徽工程大学 | Forklift lifting mechanism |
| CN205590242U (en) * | 2016-04-27 | 2016-09-21 | 浙江中力机械有限公司 | Two -stage portal single chain hoisting mechanism |
| CN207002133U (en) * | 2017-06-15 | 2018-02-13 | 中铁隧道集团有限公司 | A kind of slip casting machine lifting mechanism of tunnel rock bolting jumbo |
Non-Patent Citations (1)
| Title |
|---|
| 叉车前起升缸底部连接结构的改进;白德贵;《工程机械与维修》;20141204(第12期);全文 * |
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| CN107416728A (en) | 2017-12-01 |
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Inventor after: Liu Weitao Inventor after: Wang Chunxiao Inventor after: Chang Konglei Inventor after: Lei Ming Inventor after: Liang Pengju Inventor after: Li Jianxiong Inventor after: Li Dawei Inventor after: Li Jiafeng Inventor after: Shu Lu Inventor after: Wang Bingchao Inventor before: Liu Weitao Inventor before: Wang Chunxiao Inventor before: Chang Konglei Inventor before: Lei Ming Inventor before: Liang Pengju Inventor before: Li Jianxiong Inventor before: Li Dawei Inventor before: Li Jiafeng Inventor before: Shu Lu Inventor before: Wang Bingchao |