CN109778610B - Railway maintenance machinery running frame and corresponding running method and tamping machine - Google Patents
Railway maintenance machinery running frame and corresponding running method and tamping machine Download PDFInfo
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- CN109778610B CN109778610B CN201910074687.6A CN201910074687A CN109778610B CN 109778610 B CN109778610 B CN 109778610B CN 201910074687 A CN201910074687 A CN 201910074687A CN 109778610 B CN109778610 B CN 109778610B
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Abstract
The invention provides a railway maintenance machinery running method, a running frame and a corresponding tamper, wherein the method comprises the following steps: the rail running wheel at one side of the running frame is arranged on the existing rail to run; the state of the travelling frame is adjusted to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper; the height adjusting device is adjusted to enable the sleeper travelling small wheel to be attached to the sleeper and facilitate travelling; pushing the walking frame to longitudinally walk. By adopting the scheme of the invention, the flexible running of the railway maintenance mechanical running frame at different positions of a railway line can be realized, and the technical difficulty of running the running frame on the sleeper is especially solved.
Description
Technical Field
The invention relates to a railway maintenance machinery running frame and a tamping machine, belonging to the technical field of railway maintenance machinery design and manufacture.
Background
The movement of railway maintenance machines on railway lines is usually carried out by means of rails, which however in some cases are occupied by other machines or objects and cannot be carried out by means of rails.
At present, under the condition that a lane is not replaced, the tamping cover of the large railway maintenance mechanical turnout tamping car for the turnout area is provided with a blind area, and is mainly reflected in a fourth rail area far from a main line. To achieve comprehensive tamping of the turnout area, lanes need to be replaced, however, the turnout tamping vehicle is limited by construction organizations and can only work on one lane. In order to improve the tamping quality of a turnout area, an auxiliary tamping machine is designed, and is matched with a turnout tamping main vehicle to carry out tamping operation, so that the whole area tamping of the turnout area is realized. For example, the Chinese patent application No. 200510045663.6 discloses a quick detachable horizontal swinging walking frame of a turnout tamper, which comprises a main beam, a balance beam and a walking wheel bracket; when the number of the walking wheel brackets is two, the two ends of the walking wheel brackets are respectively connected to the two main beams, walking wheels are respectively arranged below the two walking wheel brackets, and the main beams are detachably connected with the cross beams and the walking wheel brackets; or when the number of the walking wheel brackets is four, two walking wheel brackets are respectively arranged on each girder, the walking wheels are respectively arranged on each walking wheel bracket, and the girders and the cross beams are detachably connected. The invention has the advantages that: the quick assembly disassembly operating efficiency of being convenient for is high, and the tamping effect is good. However, the rail is dependent on the rail running, and is not limited.
Therefore, it is necessary to design a railway maintenance machine running frame, so that the railway maintenance machine can move by means of the sleeper surface, and the flexibility of the railway maintenance machine in moving on a railway line is improved.
Disclosure of Invention
A railway maintenance machinery walking frame is used for flexible movement of railway maintenance machinery on a railway line, and particularly solves the technical difficulty that the walking frame walks on a sleeper.
When the walking frame is applied to a tamping machine, the walking frame is used for carrying out tamping operation by matching with a main trolley of a turnout tamping machine, and the whole area tamping of a turnout area is realized.
The first aspect of the invention provides a railway maintenance machine running method, which comprises the following steps:
step S1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
s2, adjusting the state of the travelling frame to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper;
step S3, adjusting a height adjusting device to enable the sleeper traveling small wheels to be attached to the sleeper and facilitate traveling;
and S4, pushing the travelling frame to longitudinally travel.
Preferably, the steps S1, S2, S3, S4 are performed sequentially.
A railway maintenance machine running method, comprising:
step S1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
s2, adjusting the state of the travelling frame to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper;
step S3, adjusting a height adjusting device to enable the sleeper traveling small wheels to be attached to the sleeper and facilitate traveling;
step S4, pushing the travelling frame to longitudinally travel;
s5, when the sleeper traveling wheel row passes through the obstacle, starting a height adjusting device to lift the front sleeper traveling small wheel, so that the bottom of the front sleeper traveling small wheel is higher than the obstacle, and the traveling frame travels forwards;
s6, after the front sleeper traveling wheel row passes over the obstacle, starting a height adjusting device to put down a front sleeper traveling small wheel so that the bottom of the front sleeper traveling small wheel is attached to the sleeper;
step S7: the height adjusting device is started to lift the sleeper travelling small wheel of the rear row, the bottom of the sleeper travelling small wheel of the rear row is higher than the obstacle, the travelling frame forwards travels,
step S8: after the rear sleeper traveling small wheel spans the obstacle, starting the height adjusting device to put down the rear sleeper traveling small wheel so that the bottom of the rear sleeper traveling small wheel is attached to the sleeper;
step S9: pushing the walking frame to continue walking.
Preferably, steps S1, S2, S3, S4, S5, S6, S7, S8, S9 are performed sequentially.
A railway maintenance machinery running method comprises the following steps,
step S1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
s2, adjusting the state of the walking frame to be an unfolding state, and enabling the steel rail walking wheel under the left frame or the right frame to be positioned on the steel rail on the other side of the walking frame;
step S3, pushing the travelling frame to longitudinally travel;
the steps S1, S2 and S3 are sequentially performed.
The railway maintenance machinery running frame provided by the second aspect of the invention is realized by the following technical scheme: the railway maintenance machinery running frame comprises a frame and sleeper running wheel rows, wherein the sleeper running wheel rows are arranged on the frame and used for running on the surface of a sleeper.
The frame is also preferably equipped with rail running wheels for running on rails, i.e. the frame runs on rails with rail running wheels or on sleepers with sleeper running wheels connected to the frame.
The frame is preferably in a telescopic form, the frame comprises a left frame and a right frame, the relative installation positions of the left frame and the right frame are different, and the frame forms an unfolding state and a retraction state, wherein the unfolding state is used for walking on steel rails at two ends of the frame, the retraction state is used for walking on the steel rails at one end of the frame, and the other end of the frame walks on the surface of a sleeper.
The frame may also take a fixed form, as a fixed form, in a retracted or extended state in the telescopic form described above.
One end of the steel rail running wheel is preferably provided with a double-side flange structure, and the other end of the steel rail running wheel is provided with a single-side flange structure, so that the running frame is prevented from being separated from the steel rail when running in a retraction mode; or a structure with two sides of the flange is adopted.
The sleeper traveling wheel row comprises a traveling wheel mounting frame and a plurality of sleeper traveling small wheels mounted below the traveling wheel mounting frame, and the sleeper traveling wheel row at least spans the distance between two sleepers. The sleeper walking small wheels are preferably universal wheels, so that the change of the walking direction of the walking frame is facilitated.
The sleeper running wheel row is preferably in a height-adjustable form so as to adapt to different types of lines; or in a fixed height form depending on the use environment.
Preferably, the sleeper running wheel row is connected with a height adjusting mechanism, and the height adjusting mechanism adopts a hydraulic driving mechanism, a gas driving mechanism or a mechanical adjusting mechanism to adjust the height.
The sleeper traveling wheel row is preferably in a two-section structure, and the crossing of obstacles such as track gauge stay bars is realized by adjusting the height difference of the two sections of sleeper traveling wheel rows. Or adopts one or more sections of structure forms according to the use environment.
Compared with the prior art, the railway maintenance mechanical walking frame has the following advantages and effects: by adopting the scheme of the invention, the flexible running of the railway maintenance mechanical running frame at different positions of a railway line can be realized, and the technical difficulty of running the running frame on the sleeper is especially solved.
A third aspect of the present invention provides a tamper which is achieved by: a tamper comprises a tamper unit and a running gear comprising a rail track for running over a rail surface.
The tamping units can move on the walking frame preferably, so that tamping operations on different sides of the steel rail are realized.
The tamping unit comprises an underframe assembly, a guide post assembly, an oil tank assembly, a tamping assembly, a hydraulic system and a power system, wherein the tamping assembly comprises a vibrating frame, a clamping oil cylinder, a vibrating shaft, a tamping pick and a damping ball.
The power system is preferably provided with a motor as a power source, and the power system is powered by a main trolley of the turnout tamping machine to drive the auxiliary tamping device. Or driven by a hydraulic motor or by an internal combustion engine.
The tamper according to the third aspect of the present invention has the following advantages and effects over the prior art: by adopting the scheme of the invention, the whole area tamping is realized for the turnout area by matching with the main trolley of the turnout tamping machine, and the technical difficulty that the whole area tamping cannot be realized for the turnout area due to the insufficient tamping operation range of the turnout tamping trolley is solved.
Drawings
FIG. 1 is a view showing a retracted state of a carriage of a preferred embodiment of a railway maintenance machine carriage according to the present invention;
FIG. 2 is a side view of the carriage of the embodiment of FIG. 1;
FIG. 3 is a top view of the embodiment of FIG. 1;
FIG. 4 is an expanded view (top view) of the embodiment shown in FIG. 3;
FIG. 5 is an expanded view (side view) of the embodiment of FIG. 3;
FIG. 6 is a schematic perspective view of the embodiment of FIG. 1 in a retracted operative position;
FIG. 7 is a schematic perspective view of the embodiment of FIG. 4 in an extended operating position of the carriage;
FIG. 8 is a schematic view of the front row of wheels of the embodiment of FIG. 1 crossing an obstacle (walking direction to the left);
FIG. 9 is a schematic view of the rear row of travel wheels of the embodiment of FIG. 1 traversing an obstacle;
FIG. 10 is a schematic view (front view) of another preferred embodiment of a railway maintenance machine running gear of the present invention;
FIG. 11 is a side view of the embodiment shown in FIG. 10;
FIG. 12 is a top view of the embodiment of FIG. 10;
FIG. 13 is a top view of the embodiment of FIG. 10 in operation in an expanded state;
FIG. 14 is a side view of the embodiment shown in FIG. 13;
fig. 15 is a schematic view (front view) of the tamper of the present invention in a retracted condition of the carriage;
FIG. 16 is a side view of the embodiment shown in FIG. 15;
fig. 17 is a schematic view (front view) of the tamper of the present invention in a deployed condition of the carriage;
FIG. 18 is a side view of the embodiment of FIG. 17;
figure 19 is a schematic perspective view of the working position of the auxiliary tamper in the embodiment of figure 15 in the retracted condition of the carriage;
figure 20 is a schematic perspective view of the working position of the auxiliary tamper with the running stand in the deployed condition of the embodiment of figure 17;
the meaning of the numerical designations in fig. 1-20 is:
1 left frame 11, right frame 12, right frame 13 bolt 2 sleeper running wheel row
Rail running wheel of 21 sleeper running small wheel 22 sleeper running wheel row height regulating mechanism 3
4 walking frame 5 tamping unit 51 underframe assembly 52 guide pillar assembly 53 oil tank assembly
54 tamping assembly 55 hydraulic system 56 power system 6 assists tamper 7 in switching fourth track.
Detailed Description
The invention is further described below with reference to the accompanying drawings. In the following embodiments, the longitudinal direction refers to the extending direction of the rail, the transverse direction refers to the arrangement direction of the sleeper, and the vertical direction refers to the direction of the earth's attraction force.
Embodiment 1.1A railway maintenance machinery walking frame comprises a frame 1, wherein the frame 1 comprises a left frame 11 and a right frame 12, the left frame 11 is movably connected with the right frame 12, and the frame 1 is also connected with a sleeper walking wheel row 2. The left and right frames 11 and 12 are provided with holes, through which bolts 13 are inserted, to connect the left and right frames 11 and 12 and to achieve mutual fixation in the extended and retracted states. As shown in fig. 3, one end of the running frame runs on the rail while in the retracted state, and the other end runs on the sleeper. As shown in fig. 4, both ends of the running frame run on the rails when in the unfolded state.
The running frame runs on the steel rail through the steel rail running wheels 3, and runs on the surface of the sleeper through the sleeper running wheel row 2.
The steel rail running wheels 3 on the right frame 12 adopt a double-side flange structure, the steel rail running wheels 3 on the left frame 11 adopt a single-side flange structure, and the flange structures at two ends of the steel rail running wheels 3 on the right frame 12 are blocked at two sides of the steel rail in the unfolding state, the retraction state or the running process, so that the running frame is prevented from being separated from the steel rail when running in the retraction mode.
The sleeper traveling wheel row 2 comprises sleeper traveling small wheels 21 and sleeper traveling wheel row height adjusting mechanisms 22 connected with the sleeper traveling small wheels 21, and the sleeper traveling small wheels 21 contact the sleeper surface for traveling, and universal wheels are preferred in the embodiment, so that the traveling direction of the traveling frame is changed. The sleeper traveling wheel height adjusting mechanism 22 is used for adjusting the height of the sleeper traveling wheel 2, and is suitable for different types of lines, and in this embodiment, the sleeper traveling wheel height adjusting mechanism 22 is hydraulically driven.
The sleeper traveling wheel row height adjusting mechanism 22 is of a cantilever structure, namely, one end of a hydraulic drive of the sleeper traveling wheel row height adjusting mechanism 22 is connected to a frame of a traveling trolley, and the other end of the hydraulic drive is directly connected to the sleeper traveling wheel row 2.
The length of the sleeper running wheel row 2 at least spans the distance between two sleepers. In this embodiment, the sleeper running wheel row 2 adopts a two-section structure, several sleeper running small wheels 21 are installed below each section of sleeper running wheel row, the axial distance between sleeper running small wheels 21 is smaller than the width of the sleeper and larger than the width of the obstacles such as the gauge stay bars, and when the obstacles such as the gauge stay bars are crossed, the heights of the two sections of sleeper running wheel rows 2 are sequentially adjusted to span, as shown in fig. 5.
Example 1.2: the railway maintenance machinery walking frame is the same as the embodiment 1.1, and is different in that: the left and right frames adopt a fixed structure in an unfolding state;
example 1.3: the railway maintenance machinery walking frame is the same as the embodiment 1.1, and is different in that: the left and right frames adopt a fixed structure in a retracted state;
example 1.4: the railway maintenance machinery walking frame is the same as the embodiment 1.1, and is different in that: the sleeper running wheel row adopts a single-row structure;
example 1.5: the railway maintenance machinery walking frame is the same as the embodiment 1.1, and is different in that: the sleeper traveling wheel row adopts a fixed structure, and a height adjusting mechanism is omitted;
example 1.6A railway maintenance machine running frame, which is different from example 1.1 in that: as shown in fig. 6 and 7, the sleeper running wheel row height adjusting mechanism 22 of this embodiment is a frame structure, that is, one end of a hydraulic drive is connected to the frame structure, the frame structure is connected to the frame of the track trolley, and the other end of the hydraulic drive is connected to the sleeper running wheel row 2.
Example 2.1 an auxiliary tamper, shown in figures 8 and 9, comprises a running frame 4, the running frame 4 being connected to a tamping unit 5, the running frame 4 carrying the tamping unit 5 for movement on a line, the tamping unit 5 performing a tamping operation. Meanwhile, the tamping unit 5 is provided with a travelling wheel which transversely travels on the travelling frame 4 to realize tamping operations of the steel rails at different sides.
The tamping unit 5 comprises a chassis assembly 51, a guide post assembly 52, a fuel tank assembly 53, a tamping assembly 54, a hydraulic system 55 and a power system 56.
The power system 56 is preferably an electric motor as a power source for powering the auxiliary tamping device from the main trolley of the switch tamping machine. Or driven by a hydraulic motor or by an internal combustion engine.
Figures 10 and 11 show the working positions of the auxiliary tamper in different running gear conditions.
The running frame 4 in this embodiment adopts the railway maintenance machine running frame described in embodiments 1.1 to 1.6, and fig. 19 and 20 show the running state of the auxiliary tamper 6 on the fourth rail 7 of the switch.
Embodiment 3.1 a railway maintenance machine running method comprising:
step 1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
step 2, adjusting the state of the travelling frame to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper;
step 3: the height adjusting device is adjusted to enable the sleeper travelling small wheel to be attached to the sleeper and facilitate travelling;
and 4, pushing the travelling frame to longitudinally travel.
Embodiment 3.2 a railway maintenance machine running method comprising:
step S1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
s2, adjusting the state of the travelling frame to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper;
step S3, adjusting a height adjusting device to enable the sleeper traveling small wheels to be attached to the sleeper and facilitate traveling;
step S4, pushing the travelling frame to longitudinally travel;
step 5, when the sleeper traveling wheel row passes through the obstacle, starting a height adjusting device to lift the front sleeper traveling small wheel, so that the bottom of the front sleeper traveling small wheel is higher than the obstacle, and the traveling frame travels forwards as shown in fig. 8 or 9;
step 6, after the front sleeper traveling wheel row passes over the obstacle, starting a height adjusting device to put down the front sleeper traveling wheel row, so that the bottom of the front sleeper traveling small wheel is attached to the sleeper;
step S7: the height adjusting device is started to lift the sleeper travelling small wheel of the rear row, the bottom of the sleeper travelling small wheel of the rear row is higher than the obstacle, the travelling frame forwards travels,
step S8: after the rear sleeper traveling small wheel spans the obstacle, starting the height adjusting device to put down the rear sleeper traveling small wheel so that the bottom of the rear sleeper traveling small wheel is attached to the sleeper;
step S9: pushing the walking frame to continue walking.
Preferably, this embodiment uses the railroad maintenance machine running gear of embodiments 1.1-1.3 or is used with the auxiliary tamper of embodiment 2.1.
Embodiment 3.3 a railway maintenance machine running method comprising:
step 1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
step 2, adjusting the state of the travelling frame to be an unfolding state, so that the rail travelling wheels under the left frame or the right frame are positioned on the rail at the other side of the travelling frame;
and 3, pushing the travelling frame to longitudinally travel.
The railway maintenance machine running frame described in the embodiment 1.1-1.3 or the auxiliary tamper described in the embodiment 2.1 is preferably adopted in the embodiment.
Claims (10)
1. The utility model provides a railway maintenance machinery walks line frame, includes frame, sleeper walk line wheel, install on the frame sleeper walk line wheel, its characterized in that: the sleeper traveling wheel row is used for traveling on the surface of the sleeper; the frame is provided with a steel rail running wheel which is used for running and moving on the steel rail; the frame is in a telescopic form, the frame comprises a left frame and a right frame, the unfolding state and the retraction state are formed by different relative installation positions of the left frame and the right frame, the unfolding state is used for walking on steel rails at two ends of the frame, the retraction state is used for walking on the steel rails at one end of the frame, and the other end of the frame walks on the surface of a sleeper; the sleeper traveling wheel row comprises a traveling wheel mounting frame and a plurality of sleeper traveling small wheels arranged below the traveling wheel mounting frame, and the sleeper traveling wheel row at least spans the distance between two sleepers; the sleeper traveling wheel row is in a height-adjustable form so as to adapt to different types of lines; the sleeper traveling wheel rows are in a two-section or multi-section structure, and the crossing of the track gauge stay bar obstacle is realized by adjusting the height of the two sections of sleeper traveling wheel rows; the left frame and the right frame are provided with holes, inserted into the holes through bolts, and are connected with each other to realize mutual fixation in an unfolding state and a retracting state.
2. A railway maintenance machine runner as in claim 1, wherein: one end of the steel rail travelling wheel adopts a double-side flange structure, and the other end adopts a single-side flange structure or adopts a double-side flange structure at both ends; avoiding the running frame from separating from the steel rail when running in the retraction mode.
3. A railway maintenance machine runner as in claim 1, wherein: the sleeper walking small wheels are universal wheels, so that the change of the walking direction of the walking frame is facilitated.
4. A railway maintenance machine runner as in claim 2, wherein: the sleeper traveling wheel row is connected with a height adjusting mechanism.
5. The railroad maintenance machine runner of claim 4, wherein: the height adjusting mechanism adopts a hydraulic driving mechanism, a gas driving mechanism or a mechanical adjusting mechanism to adjust the height.
6. A tamper comprising a tamper unit and a running stand according to claim 1, wherein: the running frame comprises a sleeper running wheel row which is used for running on the surface of the sleeper.
7. The tamper of claim 6 wherein: the tamping units move on the travelling frames to realize tamping operations on different sides of the steel rail.
8. A tamper according to claim 6 or 7, wherein: the tamping unit comprises an underframe assembly, a guide post assembly, an oil tank assembly, a tamping assembly, a hydraulic system and a power system, wherein the tamping assembly comprises a vibrating frame, a clamping oil cylinder, a vibrating shaft, a tamping pick and a damping ball.
9. The tamper of claim 8 wherein: the power system adopts a motor as a power source, and is powered by a main vehicle of the turnout tamping machine to drive the auxiliary tamping device; or driven by a hydraulic motor or by an internal combustion engine.
10. A method for moving a railway maintenance machine frame according to claim 1,
the method is characterized in that:
step S1, arranging a steel rail running wheel on one side of a running frame on an existing steel rail to run;
s2, adjusting the state of the travelling frame to be a retraction state, so that the sleeper travelling wheels under the left frame or the right frame are positioned at proper positions of the sleeper;
step S3, adjusting a height adjusting device to enable the sleeper traveling small wheels to be attached to the sleeper and facilitate traveling;
step S4, pushing the travelling frame to longitudinally travel;
s5, when the sleeper traveling wheel row passes through the obstacle, starting a height adjusting device to lift the front sleeper traveling small wheel, so that the bottom of the front sleeper traveling small wheel is higher than the obstacle, and the traveling frame travels forwards;
s6, after the front sleeper traveling wheel row passes over the obstacle, starting a height adjusting device to put down a front sleeper traveling small wheel so that the bottom of the front sleeper traveling small wheel is attached to the sleeper;
step S7, starting a height adjusting device to lift the rear sleeper traveling small wheel so that the bottom of the rear sleeper traveling small wheel is higher than the obstacle, and the traveling frame travels forwards,
step S8: after the rear sleeper traveling small wheel spans the obstacle, starting the height adjusting device to put down the rear sleeper traveling small wheel so that the bottom of the rear sleeper traveling small wheel is attached to the sleeper;
step S9: pushing the walking frame to continue walking.
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| CN201910074687.6A CN109778610B (en) | 2019-01-25 | 2019-01-25 | Railway maintenance machinery running frame and corresponding running method and tamping machine |
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| CN201910074687.6A CN109778610B (en) | 2019-01-25 | 2019-01-25 | Railway maintenance machinery running frame and corresponding running method and tamping machine |
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| KR102260388B1 (en) * | 2021-03-15 | 2021-06-03 | 주식회사 한국이앤텍 | Tie Temper System |
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| CN105603837A (en) * | 2016-03-11 | 2016-05-25 | 安阳市宇博铁路器材有限责任公司 | Gasoline engine type tamping machine with transverse moving, rotating and multi-point tamping functions |
| CN107419625A (en) * | 2017-06-24 | 2017-12-01 | 淄博洁翔机电科技开发有限公司 | Full-automatic numerical-control hydraulic turnout tamping car |
| CN207498755U (en) * | 2017-10-26 | 2018-06-15 | 中铁上海工程局集团有限公司 | A kind of traveling trolley adjusted with horizontal extension and vertical supporting |
| CN210886783U (en) * | 2019-01-25 | 2020-06-30 | 中国铁建高新装备股份有限公司 | Railway maintenance machinery walking frame and corresponding tamping tool |
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| CN109778610A (en) | 2019-05-21 |
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