CN219012692U - Floor stepping type self-moving train - Google Patents
Floor stepping type self-moving train Download PDFInfo
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- CN219012692U CN219012692U CN202320259374.XU CN202320259374U CN219012692U CN 219012692 U CN219012692 U CN 219012692U CN 202320259374 U CN202320259374 U CN 202320259374U CN 219012692 U CN219012692 U CN 219012692U
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- flat car
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Abstract
The utility model relates to a floor stepping type self-moving train, and belongs to the technical field of self-moving trains; comprises a flat car and two guide rail groups which are arranged in parallel left and right; the guide rail sets are arranged in an extending mode along the front-rear direction, the main body of the flat car is located between the left guide rail set and the right guide rail set, the edges of the left end and the right end of the flat car are located above the left guide rail set and the right guide rail set, a bottom lifting jack is fixedly arranged on two sides of the front end of the flat car respectively, the bottom lifting jack is located above the guide rail sets on the same side, a piston rod of the bottom lifting jack is vertically downwards and is fixedly provided with a traveling wheel set at the end of the piston rod, a pushing jack is respectively arranged between the lower end faces of the edges of the left end and the right end of the flat car and the guide rail sets on the same side, one end of a cylinder bottom of the pushing jack is hinged with the flat car, and one end of a piston rod of the pushing jack extends downwards and is hinged with the guide rail sets; the problems of complex structure, large limitation and insufficient safety of the conventional transportation mode of the fully mechanized coal mining face moving and changing train are solved.
Description
Technical Field
The utility model belongs to the technical field of self-moving trains, and particularly relates to a floor stepping type self-moving train.
Background
The fully mechanized mining face moving and changing trains at home and abroad mostly adopt a transportation mode of rail winch wire rope traction, and a cable between the moving and changing trains and a reversed loader is moved in a mode of single-rail crane suspension. With the wide use of high-power and heavy fully mechanized mining equipment, the working face matched equipment is more and more, and taking the Shendong mining area as an example, a large-scale modern fully mechanized mining working face is generally formed by 35-40 flat cars, the total length is more than 120 m, and the total mass is about 150 t. However, along with the gradual expansion of the production scale of the coal mine, 20 m is pushed on a fully mechanized mining face daily, under the condition of full-load production, 1 moving change is required to be carried out on the fully mechanized mining face every 2 days, each moving change is required to be manually disassembled and assembled with a track and a monorail crane, if the track is fluctuated or turned, an auxiliary winch, anti-running measures and the like are required to be arranged, and the traditional equipment moving mode has complex working procedures, high labor intensity of operators and low efficiency. The moving and changing train is generally pulled by a fixed prop-returning winch, has poor maneuverability, has the phenomena of self-sliding of the train, poor stability, easy running, derailment and the like, has serious potential safety hazards of mistakenly starting the winch, transmitting a signal, breaking a steel wire rope and the like in the moving process, and reduces the safety coefficient of operators.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides a floor stepping type self-moving train; the problem of the transportation mode structure of current comprehensive face shift train complicated, the limitation is great, the security is not enough is solved.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme.
A floor stepping type self-moving train comprises a flat car and two guide rail groups; the two guide rail sets are arranged in parallel left and right, the guide rail sets are arranged in an extending mode along the front-rear direction, the main body of the flat car is located between the left guide rail set and the right guide rail set, edges of the left end and the right end of the flat car are located above the left guide rail set and the right guide rail set, a bottom lifting jack is fixedly arranged on two sides of the front end of the flat car respectively, the bottom lifting jack is located above the guide rail set on the same side, a piston rod of the bottom lifting jack is vertically downwards and fixedly arranged with a travelling wheel set at the end portion of the piston rod, a pushing jack is respectively arranged between the lower end face of the edges of the left end and the right end of the flat car and the guide rail set on the same side, one end of a cylinder bottom of the pushing jack is hinged to the flat car, and one end of a piston rod of the pushing jack extends towards the lower side of the rear side and is hinged to the guide rail set.
Further, the cable shed is fixedly arranged at the upper end of the flat car and comprises a horizontal square supporting frame, the supporting frame is located above the flat car, and four corners of the lower end of the supporting frame are fixedly connected with four corners of the upper end of the flat car through vertical supporting legs respectively.
Further, each guide rail group comprises a front section guide rail and a rear section guide rail, the front section guide rail and the rear section guide rail are respectively arranged in an extending mode along the front-back direction, and the rear end of the front section guide rail is hinged to the front end of the rear section guide rail through a pin shaft.
Further, the front end of each front section guide rail is provided with a hinged support, the rear end of each rear section guide rail is provided with two bilaterally symmetrical hinged supports, when the guide rail group of the front side self-moving train is connected with the guide rail group of the rear side self-moving train, the hinged supports at the front ends of the two front section guide rails of the rear side self-moving train are inserted into the two hinged supports at the rear ends of the two rear section guide rails of the front side self-moving train, the two hinged supports are inserted into the matched hinged supports through a horizontal hinged rod, and the two ends of the hinged rod are locked through positioning pins, so that the guide rail group of the front side self-moving train is hinged with the guide rail group of the rear side self-moving train.
Further, a square pushing groove is formed in the upper end face of the front section guide rail in an extending mode along the length direction of the upper end face of the front section guide rail, and one end of a piston rod of the pushing jack is hinged to the rear end inside the pushing groove.
Further, the bottom lifting jack is positioned above the front section guide rails at the left side and the right side, and one end of the cylinder bottom of the pushing jack is positioned at the rear side of the bottom lifting jack.
Further, the walking wheel group comprises a shell and two walking wheels, the shell is hinged with the end part of a piston rod of the bottom lifting jack, the two walking wheels are rotatably connected inside the shell, the two walking wheels are arranged front and back, and the lower ends of the two walking wheels extend out of the outer side of the lower end face of the shell.
Further, a connecting seat is symmetrically arranged at the front end and the two sides of the rear end of the main body of the flat car, when the flat car of the front side self-moving train is connected with the flat car of the rear side self-moving train, the two connecting seats at the rear end of the flat car of the front side self-moving train are respectively connected with the two connecting seats at the front end of the flat car of the rear side self-moving train through two connecting rods, and the front end and the rear end of the connecting rods are respectively hinged with the connecting seats at the front side and the rear side, so that the self-moving trains at the front side and the rear side are connected.
Further, a hinge seat is fixedly arranged in the middle of the front end of the main body of the flat car, the inside of the hinge seat is hinged with one end of the cylinder bottom of the side pushing jack through a pin shaft, and the pin shaft in the inside of the hinge seat is arranged in an extending mode along the front-back direction, so that the side pushing jack rotates within a range of 180 degrees in the left-right direction.
Compared with the prior art, the utility model has the following beneficial effects:
the floor stepping type self-moving train provided by the utility model adopts key technologies such as hydraulic traction, lifting type flat train, self-moving traction device and movable track assembly, cable winding and unwinding devices and the like which are matched with each other, so that the safety, the rapidness and the alternate self-moving type advancing of the fully mechanized mining face moving train are realized, and the overall stability of the moving train is improved; the development and the application of the walking type self-moving train reduce the labor intensity of workers, the number of operators, the preparation time of the pulling equipment train, the operation steps are simple and easy to operate, the working efficiency is greatly improved, and the potential safety hazards of operation are reduced; the installation and withdrawal cost of the winch and the monorail crane in the past is changed; the floor running is safe and efficient; the laying, dismantling and transporting tracks and the monorail hanging channels are omitted, compared with the operators, the number of the workers is reduced by 6 to 8, the remote control operation or the automatic stepping forward is realized, the labor intensity of the workers is greatly reduced, the working efficiency is improved, and the safety and high-efficiency mining of the fully mechanized mining face are facilitated.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the connection of a front side self-moving train with a rear side self-moving train;
wherein, 1 is the flatbed, 2 is the cable canopy, 3 is anterior segment guide rail, 4 is the back end guide rail, 5 is articulated pole, 6 is lifting the end jack, 7 is walking wheelset, 8 is the pushing jack, 9 is the side pushing jack, 10 is the connecting seat, 11 is the connecting rod, 12 is the front side from the moving train, 13 is the back side from the moving train.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. The following describes the technical scheme of the present utility model in detail with reference to examples and drawings, but the scope of protection is not limited thereto.
The utility model provides a floor stepping type self-moving train, which comprises a flat car 1, a cable shed 2, a guide rail group, a side pushing jack 9, a bottom lifting jack 6 and a pushing jack 8, as shown in figures 1-2.
The self-moving train comprises two guide rail groups which are arranged left and right in parallel, each guide rail group comprises a front guide rail 3 and a rear guide rail 4, the front guide rail 3 and the rear guide rail 4 are respectively arranged in an extending mode along the front-back direction, and the rear end of the front guide rail 3 is hinged to the front end of the rear guide rail 4 through a pin shaft. The front end of each front section guide rail 3 is provided with a hinged support, the rear end of each rear section guide rail 4 is provided with two bilaterally symmetrical hinged supports, when the guide rail group of the front side self-moving train 12 is connected with the guide rail group of the rear side self-moving train 13, the hinged supports at the front ends of the two front section guide rails 3 of the rear side self-moving train 13 are inserted into the two hinged supports at the rear ends of the two rear section guide rails 4 of the front side self-moving train 12, the two hinged supports are inserted into the matched hinged supports through a horizontal hinged rod 5, and the two ends of the hinged rod 5 are locked through positioning pins, so that the guide rail group of the front side self-moving train 12 is hinged with the guide rail group of the rear side self-moving train 13.
A square pushing groove is arranged on the upper end surface of the front section guide rail 3 along the length direction.
The main body of the flat car 1 is positioned between the guide rail groups at the left side and the right side, and the edges at the left end and the right end of the flat car 1 are positioned above the guide rail groups at the left side and the right side. The cable shed 2 is fixedly arranged at the upper end of the flat car 1, the cable shed 2 comprises a horizontal square supporting frame, the supporting frame is located above the flat car 1, and four corners of the lower end of the supporting frame are fixedly connected with four corners of the upper end of the flat car 1 through vertical supporting legs respectively.
The utility model discloses a platform truck, including platform truck 1, including bottom jack 6, walking wheelset 7, shell and two walking wheels, the shell articulates with the piston rod tip of lifting bottom jack 6 mutually, and the inside rotation of shell is connected with two walking wheels, and two walking wheels set up around being located the anterior segment guide rail 3 top of left and right sides, the piston rod of lifting bottom jack 6 is vertical to set up downwards to the fixed walking wheelset 7 that is provided with in bottom jack 6's piston rod tip, the shell articulates with lifting bottom jack 6's piston rod tip mutually, and the inside rotation of shell is connected with two walking wheels, and the lower extreme of two walking wheels surpasss to the lower terminal surface outside of shell.
The lower end surfaces of the edges of the left end and the right end of the flat car 1 are symmetrically provided with a pushing jack 8 respectively, one end of the cylinder bottom of the pushing jack 8 is positioned at the rear side of the bottom lifting jack 6 and hinged with the lower end surfaces of the edges of the left end and the right end of the flat car 1, and one end of a piston rod of the pushing jack 8 extends obliquely towards the lower side of the rear side and is hinged with the rear end of the interior of the pushing groove above the front section guide rail 3.
The middle part of the front end of the main body of the flat car 1 is fixedly provided with a hinge seat, the inside of the hinge seat is hinged with one end of the cylinder bottom of the side pushing jack 9 through a pin shaft, and the pin shaft in the hinge seat is arranged in an extending way along the front-back direction, so that the side pushing jack 9 rotates within a range of 180 degrees in the left-right direction, and one end of a piston rod of the side pushing jack 9 can rotate to the left or right horizontally.
The front end and the two sides of the rear end of the main body of the flat car 1 are symmetrically provided with a connecting seat 10 respectively, when the flat car 1 of the front side self-moving train 12 is connected with the flat car 1 of the rear side self-moving train 13, the two connecting seats 10 of the rear end of the flat car 1 of the front side self-moving train 12 are respectively connected with the two connecting seats 10 of the front end of the flat car 1 of the rear side self-moving train 13 through two connecting rods 11, and the front end and the rear end of each connecting rod 11 are respectively hinged with the connecting seats 10 of the front side and the rear side, so that the self-moving trains of the front side and the rear side are connected to synchronously move forwards and backwards.
The working principle of the utility model is as follows:
when the self-moving train is in the pit, the front and rear side self-moving trains are respectively connected in series, so that the front and rear flat cars 1 and the front and rear guide rail groups are connected.
Before a train of self-moving trains moves, the lower end face of the main body of the flat car 1 is contacted with the ground, and at the moment, the bottom lifting jack 6 and the pushing jack 8 are in a contracted state. After the lifting jack 6 on two sides is controlled to stretch out, the walking wheel group 7 at the lower end of the lifting jack 6 descends until the walking wheel is contacted with the upper end face of the front section guide rail 3, and the walking wheel and the front section guide rail 3 support each other to give a supporting force to the flat car 1 along with the continuous stretching of the lifting jack 6, so that the flat car 1 ascends and is separated from the ground. When the bottom lifting jack 6 is fully extended, the pushing jacks 8 on the two sides are controlled to extend, the pushing jacks 8 push the flat car 1 to move forwards until the pushing jacks 8 are fully extended, and the flat car 1 finishes moving forwards. Then the bottom lifting jack 6 is controlled to shrink, the lower end surface of the main body of the flat car 1 is in contact with the ground, the travelling wheels are separated from the front-section guide rail 3 along with the continuous shrinkage of the bottom lifting jack 6 until the bottom lifting jack 6 is completely shrunk, at the moment, the front-section guide rail 3 is not subjected to downward pressure of the travelling wheels, the pushing jack 8 is controlled to shrink, and the main body of the flat car 1 is in contact with the ground and cannot move at the moment, so that the pushing jack 8 shrinks and can only drive the guide rail group to move forwards, and the guide rail group is moved forwards.
Through the continuous circulation of the flow, the orderly forward movement of the flat car 1 and the guide rail group is realized, and the stepping type self-movement of the series-connected self-movement train is realized.
When the self-moving train has a tendency of deviating from the moving direction in the self-moving process, the side-pushing jack 9 is rotated to the deviated side, the side-pushing jack 9 is controlled to extend, and a piston rod of the side-pushing jack 9 is contacted with the side wall of the roadway to generate a side pushing force opposite to the deviation direction so as to overcome the deviation tendency of the self-moving train, thereby enabling the self-moving train to return to the correct forward moving direction.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A floor stepping type self-moving train is characterized in that: comprises a flat car (1) and two guide rail groups; the left and right parallel arrangement of two guide rail groups, the guide rail group itself is along the setting that extends of fore-and-aft direction, the main part of flatbed (1) is located about between two guide rail groups, both ends edge is located about the top of two guide rail groups about flatbed (1), the front end both sides at flatbed (1) are fixed respectively and are provided with one and lift end jack (6), lift end jack (6) are located the guide rail group top of homonymy, lift end jack (6) the piston rod vertically downwards and at the fixed walking wheelset (7) that is provided with of piston rod tip, be provided with one respectively between the guide rail group of both ends edge lower extreme face and homonymy about flatbed (1) and push jack (8), push jack (8) cylinder bottom one end and flatbed (1) articulated mutually, push jack (8) piston rod one end extends to the rear side below and is articulated mutually with the guide rail group.
2. A floor stepping self-moving train as claimed in claim 1, wherein: the cable shed (2) is fixedly arranged at the upper end of the flat car (1), the cable shed (2) comprises a horizontal square supporting frame, the supporting frame is located above the flat car (1), and four corners of the lower end of the supporting frame are fixedly connected with four corners of the upper end of the flat car (1) through vertical supporting legs respectively.
3. A floor stepping self-moving train as claimed in claim 1, wherein: each guide rail group comprises a front guide rail (3) and a rear guide rail (4), the front guide rail (3) and the rear guide rail (4) are respectively arranged along the front and rear directions in an extending mode, and the rear end of the front guide rail (3) is hinged to the front end of the rear guide rail (4) through a pin shaft.
4. A floor stepping self-moving train according to claim 3, wherein: the front end of each front section guide rail (3) is provided with a hinged support, the rear end of each rear section guide rail (4) is provided with two bilaterally symmetrical hinged supports, when the guide rail group of the front side self-moving train (12) is connected with the guide rail group of the rear side self-moving train (13), the hinged supports at the front ends of the two front section guide rails (3) of the rear side self-moving train (13) are inserted into the two hinged supports at the rear ends of the two rear section guide rails (4) of the front side self-moving train (12), the two hinged supports are inserted into the matched hinged supports through a horizontal hinged rod (5), and the two ends of the hinged rod (5) are locked through positioning pins, so that the guide rail group of the front side self-moving train (12) is hinged with the guide rail group of the rear side self-moving train (13).
5. A floor stepping self-moving train according to claim 3, wherein: the upper end face of the front section guide rail (3) is provided with a square pushing groove along the length direction, and one end of a piston rod of the pushing jack (8) is hinged with the inner rear end of the pushing groove.
6. A floor stepping self-moving train according to claim 3, wherein: the bottom lifting jack (6) is positioned above the front section guide rail (3) on the left side and the right side, and one end of the cylinder bottom of the pushing jack (8) is positioned on the rear side of the bottom lifting jack (6).
7. A floor stepping self-moving train as claimed in claim 1, wherein: the walking wheel group (7) comprises a shell and two walking wheels, the shell is hinged with the end part of a piston rod of the bottom lifting jack (6), the two walking wheels are rotatably connected inside the shell, the two walking wheels are arranged front and back, and the lower ends of the two walking wheels extend out of the outer side of the lower end face of the shell.
8. A floor stepping self-moving train as claimed in claim 1, wherein: the front end and the two sides of the rear end of the main body of the flat car (1) are symmetrically provided with a connecting seat (10), when the flat car (1) of the front side self-moving train (12) is connected with the flat car (1) of the rear side self-moving train (13), the two connecting seats (10) of the rear end of the flat car (1) of the front side self-moving train (12) are respectively connected with the two connecting seats (10) of the front end of the flat car (1) of the rear side self-moving train (13) through two connecting rods (11), and the front end and the rear end of the connecting rods (11) are respectively hinged with the connecting seats (10) of the front side and the rear side, so that the front side self-moving train and the rear side self-moving train are connected.
9. A floor stepping self-moving train as claimed in claim 1, wherein: the middle part of the front end of the main body of the flat car (1) is fixedly provided with a hinge seat, the inside of the hinge seat is hinged with one end of the cylinder bottom of the side pushing jack (9) through a pin shaft, and the pin shaft in the inside of the hinge seat is arranged along the front-back direction in an extending way, so that the side pushing jack (9) rotates within a range of 180 degrees in the left-right direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320259374.XU CN219012692U (en) | 2023-02-20 | 2023-02-20 | Floor stepping type self-moving train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320259374.XU CN219012692U (en) | 2023-02-20 | 2023-02-20 | Floor stepping type self-moving train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219012692U true CN219012692U (en) | 2023-05-12 |
Family
ID=86268064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320259374.XU Active CN219012692U (en) | 2023-02-20 | 2023-02-20 | Floor stepping type self-moving train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219012692U (en) |
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2023
- 2023-02-20 CN CN202320259374.XU patent/CN219012692U/en active Active
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