CN210795682U - Bidirectional telescopic large-area lifting platform - Google Patents
Bidirectional telescopic large-area lifting platform Download PDFInfo
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- CN210795682U CN210795682U CN201921362817.8U CN201921362817U CN210795682U CN 210795682 U CN210795682 U CN 210795682U CN 201921362817 U CN201921362817 U CN 201921362817U CN 210795682 U CN210795682 U CN 210795682U
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Abstract
The utility model provides a two-way telescopic large tracts of land lift platform belongs to the coal mining field to solve the problem that present drill carriage operation platform area is little, bearing capacity is low, the suitability is poor. The two drawing plates are arranged inside the left side and the right side of the main platform, the cylinder body of a drawing plate telescopic oil cylinder is hinged with the bottom of the main platform, a telescopic rod is hinged with one drawing plate, and the bottom of the main platform is hinged with a connecting rod mechanism; one end of an auxiliary connecting rod in the connecting rod mechanism is hinged to a front connecting beam, the other end of the auxiliary connecting rod is hinged to one end of a main connecting rod, the other end of the main connecting rod is hinged to the bottom of the telescopic platform, one end of a supporting rod is hinged to the middle of a rear connecting beam, the other end of the supporting rod is hinged to the middle of the main connecting rod, two connecting rod lifting oil cylinders are symmetrically distributed on the left side and the right side of the supporting rod, a cylinder body of each connecting rod lifting oil cylinder is hinged to the middle of the rear connecting beam, a telescopic rod is hinged to the middle of the main connecting rod, two connecting rod adjusting oil cylinders are symmetrically.
Description
Technical Field
The utility model relates to a coal mining technical field especially relates to a two-way telescopic large tracts of land lift platform.
Background
Along with the progress of coal mining technology, the drill carriage has higher and higher mechanization degree and stronger functionality, and higher requirements are put forward on the safety and comfort of operation of workers. The current drill carriage operation platform has small area, low bearing capacity, low safety and poor comfort, and limits the moving range of workers. When the drill carriage is used for supporting and various drilling operations, construction operations are required to be carried out on drill holes at different positions and various angles of a roadway, and therefore an operation platform on the drill carriage is required to have enough personnel standing space, but the position of the operation platform of the conventional drill carriage cannot be adjusted, the requirements of workers at different standing positions cannot be met, the applicability is poor, and the construction efficiency is seriously influenced.
Disclosure of Invention
For solving present drill carriage operation platform area little, bearing capacity is low, the security is low, the travelling comfort is poor, can not satisfy the needs, the suitability of the different stations of workman is poor and influence the technical problem of efficiency of construction, the utility model provides a two-way telescopic large tracts of land lift platform.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a bidirectional telescopic large-area lifting platform comprises a telescopic platform and a connecting rod mechanism, wherein the telescopic platform is hinged above the connecting rod mechanism, and the connecting rod mechanism is hinged with a machine body part of a drill carriage;
the telescopic platform comprises two drawing plates, two drawing plate telescopic oil cylinders and a main platform; the two drawing plate telescopic oil cylinders are oppositely arranged at the bottom of the main platform, the two drawing plates are arranged inside the left side and the right side of the main platform, the cylinder body of each drawing plate telescopic oil cylinder is hinged with the bottom of the main platform, the telescopic rod of each drawing plate telescopic oil cylinder is hinged with one drawing plate, and the bottom of the main platform is hinged with the connecting rod mechanism;
the connecting rod mechanism comprises a main connecting rod, an auxiliary connecting rod, two connecting rod adjusting oil cylinders, two connecting rod lifting oil cylinders and a supporting rod; the one end of vice connecting rod is articulated with preceding tie-beam, the other end of vice connecting rod is articulated with the one end of main connecting rod, the other end of main connecting rod is articulated with telescopic platform's bottom, the one end of bracing piece is articulated with the middle part of back tie-beam, the other end of bracing piece is articulated with the middle part of main connecting rod, two connecting rod lift cylinder symmetric distribution are in the bracing piece left and right sides, the cylinder body of every connecting rod lift cylinder is articulated with the middle part of back tie-beam, the telescopic link of every connecting rod lift cylinder is articulated with the middle part of main connecting rod, two connecting rod adjustment hydro-cylinders symmetric distribution are in the main connecting rod left and right sides, the cylinder body of every connecting rod adjustment hydro-cylinder is articulated with the main.
Optionally, the machine body part comprises a front connecting beam, a rear platform, a connecting rod seat and a cable winding device; the front connecting beam and the rear connecting beam are fixed on two walking parts of the drill carriage, the rear platform is fixed on the upper surfaces of the front connecting beam and the rear connecting beam, the connecting rod seat is installed in the middle of the rear connecting beam, and the cable coiling device is fixed on the rear right side of the rear platform.
Optionally, the walking part comprises a track frame, a walking part tensioning oil cylinder, a redirection chain wheel, a driving chain wheel, a track shoe, a speed reducer and a walking hydraulic motor; the crawler belt comprises a crawler belt frame, a driven chain wheel, a speed reducer, a traveling hydraulic motor, a traveling part tensioning oil cylinder, a telescopic rod and a fixing frame, wherein the driven chain wheel and the driven chain wheel are arranged at the front end and the rear end of the crawler belt frame respectively, a crawler belt plate is wound on the peripheries of the crawler belt frame, the speed reducer is arranged at the rear end of the crawler belt frame and is connected with the driven chain wheel through the axis of the speed reducer, the traveling hydraulic motor is arranged on the speed reducer.
The utility model has the advantages that:
by arranging the telescopic platform to comprise two drawing plates, two drawing plate telescopic oil cylinders and the main platform, the utility model can control the drawing plates to extend out of the main platform through the drawing plate telescopic oil cylinders according to the needs, thereby increasing the operation area and the bearing capacity, flexibly adjusting the size of the station of an operator, and improving the safety and the comfort of the platform; through setting up link mechanism and including main connecting rod, vice connecting rod, connecting rod adjustment hydro-cylinder, connecting rod lift cylinder and bracing piece isotructure, make the utility model discloses can adjust main platform's angle and height as required to can satisfy the diversified station demand of staff, be applicable to the multiple occasion of drilling and adopt, the suitability is good, therefore can improve the efficiency of construction. Therefore, compared with the prior art, the utility model has the advantages of can increase the operating area and the bearing capacity, can adjust the size of operating personnel station in a flexible way, improve operating personnel's security and travelling comfort, can satisfy the diversified station demand of staff, be applicable to the multiple occasion of drilling and adopt, the suitability is good, therefore can improve efficiency of construction.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of the telescoping platform of FIG. 1;
FIG. 3 is a schematic structural view of the linkage mechanism of FIG. 1;
FIG. 4 is a schematic view showing a connection relationship between the body part and the walking part in FIG. 1;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a schematic view showing the structure of the traveling part of FIG. 4;
fig. 7 is a top view of fig. 6.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, the bidirectional telescopic large-area lifting platform in the present embodiment includes a telescopic platform 3-1 and a link mechanism 3-2, the telescopic platform 3-1 is hinged above the link mechanism 3-2, and the link mechanism 3-2 is hinged with a machine body 2 of the drill carriage; the telescopic platform 3-1 comprises two drawing plates 3-1-1, two drawing plate telescopic oil cylinders 3-1-2 and a main platform 3-1-3; the two drawing plate telescopic oil cylinders 3-1-2 are oppositely arranged at the bottom of the main platform 3-1-3, the two drawing plates 3-1-1 are arranged inside the left side and the right side of the main platform 3-1-3, the cylinder body of each drawing plate telescopic oil cylinder 3-1-2 is hinged with the bottom of the main platform 3-1-3, the telescopic rod of each drawing plate telescopic oil cylinder 3-1-2 is hinged with one drawing plate 3-1-1, and the bottom of the main platform 3-1-3 is hinged with the connecting rod mechanism 3-2; the connecting rod mechanism 3-2 comprises a main connecting rod 3-2-1, an auxiliary connecting rod 3-2-2, two connecting rod adjusting oil cylinders 3-2-3, two connecting rod lifting oil cylinders 3-2-4 and a supporting rod 3-2-5; one end of the auxiliary connecting rod 3-2-2 is hinged with the front connecting beam 2-1, the other end of the auxiliary connecting rod 3-2-2 is hinged with one end of the main connecting rod 3-2-1, the other end of the main connecting rod 3-2-1 is hinged with the bottom of the telescopic platform 3-1 (the main platform 3-1-3), one end of the supporting rod 3-2-5 is hinged with the middle part of the rear connecting beam 2-2, the other end of the supporting rod 3-2-5 is hinged with the middle part of the main connecting rod 3-2-1, two connecting rod lifting oil cylinders 3-2-4 are symmetrically distributed at the left side and the right side of the supporting rod 3-2-5, the cylinder body of each connecting rod lifting oil cylinder 3-2-4 is hinged with the middle connecting rod seat 2-4 of the rear connecting beam 2, the telescopic rod of each connecting rod lifting oil cylinder 3-2-4 is hinged with the middle part of a main connecting rod 3-2-1, two connecting rod adjusting oil cylinders 3-2-3 are symmetrically distributed on the left side and the right side of the main connecting rod 3-2-1, one end of each connecting rod adjusting oil cylinder 3-2-3 is hinged with the main connecting rod 3-2-1, and the telescopic rod of each connecting rod adjusting oil cylinder 3-2-3 is hinged with the front end of a telescopic platform 3-1 (the main platform 3-1-3).
Alternatively, as shown in fig. 4 and 5, the body 2 comprises a front connecting beam 2-1, a rear connecting beam 2-2, a rear platform 2-3, a connecting rod seat 2-4 and a cable winder 2-5; the front connecting beam 2-1 and the rear connecting beam 2-2 are fixed on a track frame 1-1 of two walking parts 1 of the drill carriage, the rear platform 2-3 is fixed on the upper surfaces of the front connecting beam 2-1 and the rear connecting beam 2-2, the connecting rod seat 2-4 is installed in the middle of the rear connecting beam 2-2, the cable rolling device 2-5 is fixed on the rear right side of the rear platform 2-3, and the cable rolling device 2-5 is used for quick cable winding and unwinding of the unit.
Optionally, as shown in fig. 6 and 7, the walking part 1 comprises a track frame 1-1, a walking part tensioning oil cylinder 1-2, a redirection chain wheel 1-3, a driving chain wheel 1-4, a track shoe 1-5, a speed reducer 1-6 and a walking hydraulic motor 1-7; the crawler belt comprises crawler belt frames 1-1, driven chain wheels 1-3, speed reducers 1-6, walking hydraulic motors 1-7, walking tensioning oil cylinders 1-2, and telescopic rods of the walking tensioning oil cylinders 1-2, wherein the driven chain wheels 1-4 are arranged at the front end and the rear end of the crawler belt frames 1-1 respectively, crawler belts 1-5 are wound on the peripheries of the crawler belt frames 1-1, the redirected chain wheels 1-3 and the driven chain wheels 1-4, the speed reducers 1-6 are arranged at the rear ends of the crawler belt frames 1-1 and are connected with the driven chain wheels 1-4 through the axes of the speed reducers, the walking hydraulic motors 1-6 are arranged on the speed reducers 1-6, the cylinder.
When the utility model is used, the drawing plate 3-1-1 is driven to slide to two sides along the main platform 3-1-3 when the drawing plate telescopic oil cylinder 3-1-2 is telescopic. A station space is provided for the operating personnel above the main platform 3-1-3. When the connecting rod lifting oil cylinder 3-2-4 stretches, the connecting rod mechanism 3-2 is driven to lift by a certain height, so that the lifting function of the main platform 3-1-3 is realized; the main platform 3-1-3 can be adjusted to keep a horizontal state by adjusting the extension and retraction of the oil cylinder 3-2-3 by the connecting rod.
The utility model has the advantages of that:
1. two drawing plates 3-1-1 are arranged in the main platform 3-1-3, the two drawing plates 3-1-1 can extend out of the main platform 3-1-3 under the driving of the drawing plate telescopic oil cylinder 3-1-2, the bearing area is increased, the bearing capacity is strong, the safety performance is good, and the application range is wide.
2. The main connecting rod 3-2-1, the auxiliary connecting rod 3-2-2, the supporting rod 3-2-5 and the machine body part 2 form a four-connecting-rod mechanism hinge joint, and the four-connecting-rod mechanism hinge joint has the advantages of large transmission power, strong impact force bearing capacity, difficulty in abrasion, good stability, large lifting height adjusting range and the like, and can meet the requirements of complex working conditions on different height operation stations.
3. Through increase work platform area, the personnel station position problem of tunnel different positions, various angle support and drilling operation can effectively be solved in the lift adjustment of cooperation four-bar linkage, and the operation personnel of being convenient for change operations such as stock, drilling and add anchoring agent, have improved tunnel drilling, support efficiency.
4. The parts such as the main platform 3-3-1, the main connecting rod 3-2-1, the auxiliary connecting rod 3-2-2 and the like are made of high-strength materials through heat treatment and finish machining, the forming quality is good, the component strength is high, and the requirements of underground use are met.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (3)
1. A bidirectional telescopic large-area lifting platform is characterized by comprising a telescopic platform (3-1) and a connecting rod mechanism (3-2), wherein the telescopic platform (3-1) is hinged above the connecting rod mechanism (3-2), and the connecting rod mechanism (3-2) is hinged with a machine body part (2) of a drill carriage;
the telescopic platform (3-1) comprises two drawing plates (3-1-1), two drawing plate telescopic oil cylinders (3-1-2) and a main platform (3-1-3); the two drawing plate telescopic oil cylinders (3-1-2) are oppositely arranged at the bottom of the main platform (3-1-3), the two drawing plates (3-1-1) are arranged inside the left side and the right side of the main platform (3-1-3), the cylinder body of each drawing plate telescopic oil cylinder (3-1-2) is hinged with the bottom of the main platform (3-1-3), the telescopic rod of each drawing plate telescopic oil cylinder (3-1-2) is hinged with one drawing plate (3-1-1), and the bottom of the main platform (3-1-3) is hinged with the link mechanism (3-2);
the connecting rod mechanism (3-2) comprises a main connecting rod (3-2-1), an auxiliary connecting rod (3-2-2), two connecting rod adjusting oil cylinders (3-2-3), two connecting rod lifting oil cylinders (3-2-4) and a supporting rod (3-2-5); one end of the auxiliary connecting rod (3-2-2) is hinged with the front connecting beam (2-1), the other end of the auxiliary connecting rod (3-2-2) is hinged with one end of the main connecting rod (3-2-1), the other end of the main connecting rod (3-2-1) is hinged with the bottom of the telescopic platform (3-1), one end of the supporting rod (3-2-5) is hinged with the middle of the rear connecting beam (2-2), the other end of the supporting rod (3-2-5) is hinged with the middle of the main connecting rod (3-2-1), the two connecting rod lifting oil cylinders (3-2-4) are symmetrically distributed at the left side and the right side of the supporting rod (3-2-5), the cylinder body of each connecting rod lifting oil cylinder (3-2-4) is hinged with the middle of the rear connecting beam (2-2), the telescopic rod of each connecting rod lifting oil cylinder (3-2-4) is hinged with the middle part of the main connecting rod (3-2-1), the two connecting rod adjusting oil cylinders (3-2-3) are symmetrically distributed on the left side and the right side of the main connecting rod (3-2-1), the cylinder body of each connecting rod adjusting oil cylinder (3-2-3) is hinged with the main connecting rod (3-2-1), and the telescopic rod of each connecting rod adjusting oil cylinder (3-2-3) is hinged with the front end of the telescopic platform (3-1).
2. A bi-directional telescopic large-area lifting platform according to claim 1, characterized in that the machine body (2) comprises a front coupling beam (2-1), a rear coupling beam (2-2), a rear platform (2-3), a connecting rod seat (2-4) and a cable winder (2-5); the front connecting beam (2-1) and the rear connecting beam (2-2) are fixed on two walking parts (1) of the drill carriage, the rear platform (2-3) is fixed on the upper surfaces of the front connecting beam (2-1) and the rear connecting beam (2-2), the connecting rod seat (2-4) is installed in the middle of the rear connecting beam (2-2), and the cable coiling device (2-5) is fixed on the right rear side of the rear platform (2-3).
3. The bidirectional telescopic large-area lifting platform of claim 2, wherein the walking part (1) comprises a track frame (1-1), a walking part tensioning cylinder (1-2), a redirection chain wheel (1-3), a driving chain wheel (1-4), a track plate (1-5), a speed reducer (1-6) and a walking hydraulic motor (1-7); the crawler belt tensioning device is characterized in that the direction-changing chain wheels (1-3) and the driving chain wheels (1-4) are respectively arranged at the front end and the rear end of the crawler belt frame (1-1), the crawler belt plates (1-5) are wound on the peripheries of the crawler belt frame (1-1), the direction-changing chain wheels (1-3) and the driving chain wheels (1-4), the speed reducers (1-6) are installed at the rear end of the crawler belt frame (1-1) and are connected with the driving chain wheels (1-4) through the axes of the speed reducers, the walking hydraulic motors (1-7) are installed on the speed reducers (1-6), the cylinder bodies of the walking part tensioning oil cylinders (1-2) are connected with the crawler belt frame (1-1), and the telescopic rods of the walking part tensioning oil cylinders (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362817.8U CN210795682U (en) | 2019-08-21 | 2019-08-21 | Bidirectional telescopic large-area lifting platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362817.8U CN210795682U (en) | 2019-08-21 | 2019-08-21 | Bidirectional telescopic large-area lifting platform |
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| CN210795682U true CN210795682U (en) | 2020-06-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422808A (en) * | 2019-08-21 | 2019-11-08 | 山西天巨重工机械有限公司 | Two-way telescopic large area hoistable platform |
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2019
- 2019-08-21 CN CN201921362817.8U patent/CN210795682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422808A (en) * | 2019-08-21 | 2019-11-08 | 山西天巨重工机械有限公司 | Two-way telescopic large area hoistable platform |
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