CN210481922U - Adjustable tire type track laying machine - Google Patents
Adjustable tire type track laying machine Download PDFInfo
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- CN210481922U CN210481922U CN201921353357.2U CN201921353357U CN210481922U CN 210481922 U CN210481922 U CN 210481922U CN 201921353357 U CN201921353357 U CN 201921353357U CN 210481922 U CN210481922 U CN 210481922U
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- main beam
- laying machine
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Abstract
An adjustable tire type track laying machine comprises a telescopic main beam, telescopic frames are fixedly connected to two ends of the main beam respectively, supporting legs are fixedly connected to the bottoms of the telescopic frames, a cart running mechanism is fixedly connected to the bottoms of the supporting legs, the main beam comprises a main beam body, auxiliary beams are sleeved at two ends of the main beam body, at least two first connecting holes are arranged at two ends of the main beam body, first connecting rods are detachably connected to the auxiliary beams and penetrate through the first connecting holes, a first hydraulic cylinder is arranged between the main beam body and the auxiliary beams, a cylinder body of the first hydraulic cylinder is fixed to the main beam body, and a hydraulic rod of the first hydraulic cylinder is fixed to the auxiliary beams; the cart running mechanism comprises a base, a walking motor, a right-angle steering box and a tire type wheel. The utility model discloses can be more automatic realization track laying machine become the span and become the height, reduce the dismouting of track laying machine, use manpower sparingly, improve work efficiency, need not lay the track for the wheel in addition, and man-hour is saved to reduce cost.
Description
Technical Field
The utility model relates to a technical field of track laying machine, concretely relates to tire formula track laying machine with adjustable.
Background
Along with the continuous development and perfection of urban construction, the track laying machine is suitable for transportation, plays a vital role in urban construction, saves a large amount of manpower, and improves the working efficiency. For adapting to different occasions, the track of different specifications etc, the rail layer needs to have the variable high function of variable span, the suitability of paving is improved, present paver is when becoming the span, generally adopt the dismantlement, it becomes the height to become the span to assemble again, the rail layer structural style of this kind of form is simpler, and is with low costs, but work efficiency is lower, especially in some construction sites that the space is narrow and small, jack-up, disintegrate, installation etc. are inconvenient to the rail layer, present rail layer includes cart running gear in addition, cart running gear's wheel need cooperate the track just can move, need lay the track for cart running gear's wheel promptly, and the cost is higher, consuming time is long.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a tire formula track laying machine with adjustable, realization track laying machine that can be more automatic becomes span and becomes the height, reduces the dismouting of track laying machine, uses manpower sparingly, improves work efficiency, need not lay the track for the wheel in addition, and reduce cost saves man-hour.
The utility model discloses the technical scheme who takes does:
the utility model provides a rubber-tyred track laying machine with adjustable, including the telescopic girder, there is the expansion bracket at the both ends difference fixedly connected with of girder, bottom fixedly connected with landing leg at the expansion bracket, bottom fixedly connected with cart operating device at the landing leg, the girder includes the girder body, the inside cavity and both ends of girder body are opened, auxiliary girder has all been cup jointed at the both ends of girder body, both ends at the girder body all are equipped with two at least first connecting holes, can dismantle on auxiliary girder and be connected with the head rod, the head rod runs through the first connecting hole, be equipped with first pneumatic cylinder between girder body and auxiliary girder, the cylinder body of first pneumatic cylinder is fixed on the girder body, the hydraulic stem of first pneumatic cylinder is fixed on the auxiliary girder.
The telescopic frame comprises an upper beam and a lower beam, a telescopic supporting device is fixedly connected between the upper beam and the lower beam, the supporting device comprises an inner supporting column and an outer supporting column, the inner supporting column is fixed on the lower beam, the outer supporting column is fixed on the upper beam, the inner part of the outer supporting column is hollow, the inner supporting column is sleeved in the outer supporting column, at least two second connecting holes are formed in the outer supporting column, a second connecting rod is detachably connected to the inner supporting column, the second connecting rod penetrates through the second connecting holes, a second hydraulic cylinder is arranged between the upper beam and the lower beam, a cylinder body of the second hydraulic cylinder is fixed on the lower beam, and a hydraulic rod of the second hydraulic cylinder is fixed on the upper beam.
The cart running gear includes the base, and the landing leg is fixed at the top of base, is fixed with the walking motor in the bottom of base, is equipped with the right angle in the motor below of walking and turns to the case, and the output shaft of walking motor and the input shaft fixed connection that turns to the case at the right angle, the right angle turns to the output shaft that the case includes two levels and sets up, turns to the wheel of tire formula all at two output shafts of case at the right angle.
First driving gear is all installed at two output shafts that turn to the case at the right angle, turns to the stand of the vertical setting of bottom fixedly connected with of case at the right angle, rotates the pivot that is connected with the level and sets up on the stand, and the both ends of pivot are about the central line symmetry setting of stand, and the wheel is installed at the tip of pivot, the first driven gear of fixedly connected with on the wheel, and first driven gear overlaps to be established in the pivot, first driving gear and first driven gear meshing.
The track laying machine further comprises a steering device, the steering device comprises a supporting plate, the supporting plate is fixed to the side face of the supporting leg, a steering motor is fixed to the supporting plate, an output shaft of the steering motor is vertically downward, a second driving gear is fixedly connected to the output shaft of the steering motor, a second driven gear is arranged on the base in a sleeved mode and is rotatably connected with the base, the second driven gear is meshed with the second driving gear, and the walking motor is fixedly connected with the second driven gear.
The protective shell is sleeved on the traveling motor, the traveling motor is fixedly connected with the protective shell, and the upper portion of the protective shell is embedded in the second driven gear and fixedly connected with the second driven gear.
The auxiliary beam is sleeved in the main beam body, the auxiliary beam is hollow inside, strip-shaped guide holes are formed in two side faces of the main beam body, a guide rod is arranged in the auxiliary beam, the end portion of the guide rod extends out of the auxiliary beam and is fixedly connected with the main beam body, a guide wheel is rotatably connected to the guide rod, a guide rail is arranged at the bottom of the auxiliary beam, and the guide wheel is matched with the guide rail.
The track laying machine further comprises a hydraulic control system, and the first hydraulic cylinder and the second hydraulic cylinder are respectively connected with the hydraulic control system; each auxiliary beam at least corresponds to one first hydraulic cylinder, and each expansion bracket at least comprises two second hydraulic cylinders; the hydraulic control system comprises an oil tank, a hydraulic pump, a first multi-way reversing valve and a second multi-way reversing valve, wherein an oil inlet of the hydraulic pump is connected with the oil tank, an oil outlet of the hydraulic pump is respectively connected with an oil inlet of the first multi-way reversing valve and an oil inlet of the second multi-way reversing valve, a working oil port of the first multi-way reversing valve is respectively connected with a first hydraulic cylinder, an oil return port of the first multi-way reversing valve is connected with the oil tank, a working oil port of the second multi-way reversing valve is respectively connected with a second hydraulic cylinder, and an oil return port of the second multi-way reversing valve is connected with the oil tank.
The first multi-way reversing valve comprises first reversing valves, the first reversing valves correspond to the first hydraulic cylinders one by one, and the first reversing valves are sequentially connected in series; the second multi-way reversing valve comprises second reversing valves, the second reversing valves correspond to the second hydraulic cylinders one to one, and the second reversing valves are sequentially connected in series.
The hydraulic control system further comprises balance valves, the balance valves correspond to the second hydraulic cylinders one to one, and the balance valves are connected to pipelines, connected with the rod cavities of the second multi-way reversing valves and the second hydraulic cylinders, of the second hydraulic cylinders.
The hydraulic control system further comprises a one-way valve and a safety valve, an oil outlet of the hydraulic pump is connected with an oil inlet of the one-way valve, an oil outlet of the one-way valve is respectively connected with an oil inlet of the safety valve, an oil inlet of the first multi-way reversing valve and an oil inlet of the second multi-way reversing valve, and an oil discharge port of the safety valve is connected with the oil tank.
The auxiliary beam and the upper beam are connected with the lower beam and the supporting legs through flanges.
The utility model discloses a first pneumatic cylinder drives the auxiliary girder and moves along the girder body, realize the track laying machine and become the span, first connecting rod realizes the fixed connection that can dismantle of auxiliary girder and girder body, the second pneumatic cylinder drives the upper beam and reciprocates, the upper beam drives outer support post and reciprocates along the inner support post, realize the track laying machine and become the height, the second connecting rod realizes that inner support post and outer support post can dismantle fixed connection, the wheel of cart running gear is the wheel of tire formula, can directly move, need not lay the track for it again, the cost is reduced, save man-hour; the walking motor transmits power to the right-angle steering box, and the right-angle steering box drives the motor wheels to rotate; the right-angle steering box is meshed with the first driven gear through the first driving gear, so that power is transmitted to wheels, and the speed can be conveniently regulated according to the specification of the track laying machine; a steering motor of the steering device drives a second driving gear to rotate, a second driven gear is meshed with the second driving gear, the second driving gear rotates to drive a second driven gear to rotate, the second driven gear drives the walking motor to steer, and steering force is transmitted downwards in sequence to drive the wheels to steer; the protective shell plays a role in protecting the walking motor; the guide rod plays a role in guiding, and when the auxiliary beam moves along the main beam body, the guide rod moves along the guide hole, so that the auxiliary beam can stably move along the main beam body; the hydraulic control system is used for controlling the first hydraulic cylinder and the second hydraulic cylinder to work, the working oil ports of the first multi-way reversing valve are respectively connected with the first hydraulic cylinder, so that the first hydraulic cylinder can simultaneously act, the span is convenient to change, and the working oil ports of the second multi-way reversing valve are respectively connected with the second hydraulic cylinder, so that the second hydraulic cylinder can simultaneously act, and the height is convenient to change; the auxiliary beam and the upper beam as well as the lower beam and the supporting legs are connected through flanges, so that the mounting and the dismounting are convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the telescopic frame;
FIG. 3 is a schematic structural view of the connection between the main beam body and the secondary beam;
fig. 4 is a schematic connection diagram of the hydraulic control system.
Detailed Description
As shown in fig. 1-4, an adjustable tire type track laying machine comprises a telescopic main beam, wherein two ends of the main beam are respectively and fixedly connected with a telescopic frame 6, the bottom of the telescopic frame 6 is fixedly connected with a supporting leg 7, the bottom of the supporting leg 7 is fixedly connected with a cart running mechanism, the main beam comprises a main beam body 1, two ends of the main beam body 1 are hollow, two ends of the main beam body 1 are open, auxiliary beams 5 are respectively sleeved at two ends of the main beam body 1, at least two first connecting holes 21a are respectively arranged at two ends of the main beam body 1, a first connecting rod 21 is detachably connected on the auxiliary beam 5, the first connecting rod 21 penetrates through the first connecting holes 21a, a first hydraulic cylinder 4 is arranged between the main beam body 1 and the auxiliary beams 5, a cylinder body of the first hydraulic cylinder 4 is fixed on the main beam body 1, a hydraulic rod of the first hydraulic cylinder 4 is fixed on the auxiliary beam 5, the first hydraulic cylinder 4 drives, realize the variable span of track laying machine, first connecting rod 21 realizes dismantling fixed connection of auxiliary girder 5 and girder body 1.
The telescopic frame 6 comprises an upper beam 60 and a lower beam 63, telescopic supporting devices are fixedly connected between the upper beam 60 and the lower beam 63, the number of the supporting devices is two, the two supporting devices are symmetrically arranged about the central line of the upper beam 60, each supporting device comprises an inner supporting column 63 and an outer supporting column 62, the inner supporting column 63 is fixed on the lower beam 63, the outer supporting columns 62 are fixed on the upper beam 60, the outer supporting columns 62 are hollow, the inner supporting columns 63 are sleeved in the outer supporting columns 62, at least two second connecting holes 65 are formed in the outer supporting columns 62, a second connecting rod 66 is detachably connected to the inner supporting columns 63, the second connecting rod 66 penetrates through the second connecting holes 65, a second hydraulic cylinder 61 is arranged between the upper beam 60 and the lower beam 63, the cylinder body of the second hydraulic cylinder 61 is fixed on the lower beam 63, the hydraulic rod of the second hydraulic cylinder 61 is fixed on the upper beam 60, the second hydraulic cylinder 61 drives the upper beam 60 to move, the upper beam 60 drives the outer supporting column 62 to move up and down along the inner supporting column 63, so that the height of the track laying machine is changed, and the inner supporting column 63 and the outer supporting column 62 are detachably and fixedly connected through the second connecting rod 66.
Cart running gear includes base 11, landing leg 7 is fixed at the top of base 11, bottom at base 11 is fixed with walking motor 14, it turns to case 15 to be equipped with the right angle in walking motor 14 below, walking motor 14's output shaft and the input shaft fixed connection that turns to case 15 at the right angle, the right angle turns to the output shaft that case 15 includes two levels and sets up, the wheel 20 of tire formula is all installed to two output shafts that turn to case 15 at the right angle, can direct operation, need not lay the track for it again, and therefore, the cost is lowered, and the time is saved.
The track laying machine further comprises a steering device, the steering device comprises a supporting plate 8, the supporting plate 8 is fixed on the side face of the supporting leg 7, a steering motor 9 is fixed on the supporting plate 8, an output shaft of the steering motor 9 is vertical downward, a second driving gear 10 is fixedly connected to the output shaft of the steering motor 9, a second driven gear 12 is arranged outside a base 11 in a sleeved mode, the second driven gear 12 is rotatably connected with the base 11, the second driven gear 12 is meshed with the second driving gear 10, a walking motor 14 is fixedly connected with the second driven gear 12, the steering motor 9 of the steering device drives the second driving gear 10 to rotate, the second driven gear 12 is meshed with the second driving gear 10, the second driving gear 10 rotates to drive the second driven gear 12 to rotate, the second driven gear 12 drives the walking motor 14 to steer, steering force is transmitted downwards in sequence, and then the wheels 20 are driven to steer.
The protective shell 13 is sleeved on the walking motor 14, the protective shell 13 plays a role of protecting the walking motor 14, the walking motor 14 is fixedly connected with the protective shell 13, and the upper portion of the protective shell 13 is embedded in the second driven gear 12 and is fixedly connected with the second driven gear 12.
The auxiliary beam 5 is sleeved in the main beam body 1, the auxiliary beam 5 is hollow inside, two side faces of the main beam body 1 are provided with strip-shaped guide holes 3, guide rods 2 are arranged in the auxiliary beam 5, the end portions of the guide rods 2 extend out of the auxiliary beam 5 and are fixedly connected with the main beam body 1, guide wheels 22 are rotatably connected to the guide rods 2, guide rails 23 are arranged at the bottom of the auxiliary beam 5, the guide wheels 22 are matched with the guide rails 23, the guide rods 2 play a guiding role, when the auxiliary beam 5 moves along the main beam body 1, the guide rods 2 move along the guide holes 3, and the auxiliary beam 5 can stably move along the main beam body 1.
The track laying machine further comprises a hydraulic control system, and the first hydraulic cylinder 4 and the second hydraulic cylinder 61 are respectively connected with the hydraulic control system; each secondary beam 5 at least corresponds to one first hydraulic cylinder 4, and each expansion bracket 6 at least comprises two second hydraulic cylinders 61; the hydraulic control system comprises an oil tank 30, a hydraulic pump 31, a first multi-way directional control valve 36 and a second multi-way directional control valve 34, wherein an oil inlet of the hydraulic pump 31 is connected with the oil tank 30, an oil outlet of the hydraulic pump 31 is respectively connected with an oil inlet of the first multi-way directional control valve 36 and an oil inlet of the second multi-way directional control valve 34, a working oil port of the first multi-way directional control valve 36 is respectively connected with a first hydraulic cylinder 4, an oil return port of the first multi-way directional control valve 36 is connected with the oil tank 30, a working oil port of the second multi-way directional control valve 34 is respectively connected with a second hydraulic cylinder 61, an oil return port of the second multi-way directional control valve 34 is connected with the oil tank 30, the hydraulic control system is used for controlling the first hydraulic cylinder 4 and the second hydraulic cylinder 61 to work, the working oil ports of the first multi-way directional control valve 36 are respectively connected with the first hydraulic cylinder 4, so as to realize the simultaneous movement of the first hydraulic cylinder 4, thereby facilitating span change, the working oil ports of, the second hydraulic cylinder 61 is operated simultaneously, so that the height is convenient to change.
The first multi-way reversing valve 36 comprises first reversing valves, the first reversing valves correspond to the first hydraulic cylinders 4 one by one, the first reversing valves are sequentially connected in series, namely, an oil inlet of the first reversing valve is connected with an oil outlet of the hydraulic pump 31, an oil inlet of the second first reversing valve is connected with an oil return port of the first reversing valve to form a series oil path, and the corresponding first hydraulic cylinders 4 can move simultaneously; the second multi-way directional valve 34 comprises second directional valves, the second directional valves correspond to the second hydraulic cylinders 61 one by one, the second directional valves are sequentially connected in series, namely, an oil inlet of a first second directional valve is connected with an oil outlet of the hydraulic pump 31, an oil inlet of a second directional valve is connected with an oil return port of the first second directional valve, an oil inlet of a third second directional valve is connected with an oil return port of the second directional valve, and the third second directional valve and the oil return port of the second directional valve are sequentially connected according to the connection form to form a series oil path, so that the corresponding second hydraulic cylinders 61 can simultaneously act; in the embodiment, the first reversing valve and the second reversing valve are both manual reversing valves.
The hydraulic control system further comprises a balance valve 35, the balance valve 35 corresponds to the second hydraulic cylinder 61 one by one, the balance valve 35 is connected to a pipeline, connected with the rod cavity, of the second multi-way reversing valve 34 and the second hydraulic cylinder 61, and the balance valve 35 plays a balance role.
The hydraulic control system further comprises a check valve 32 and a safety valve 33, the check valve 32 prevents hydraulic oil from flowing back into the hydraulic pump 31, the safety valve 33 ensures safety of the whole system, when system pressure is too high, the safety valve 33 is used for unloading, the system pressure is prevented from being too high, an oil outlet of the hydraulic pump 31 is connected with an oil inlet of the check valve 32, an oil outlet of the check valve 32 is respectively connected with an oil inlet of the safety valve 33, an oil inlet of the first multi-way reversing valve 36 and an oil inlet of the second multi-way reversing valve 34, and an oil outlet of the safety valve 33 is connected with the oil tank 30.
The auxiliary beam 5 is connected with the upper beam 60, the lower beam 63 is connected with the supporting legs 7 through flanges, and the auxiliary beam 5 is connected with the upper beam 60, the lower beam 63 is connected with the supporting legs 7 through flanges, so that the mounting and the dismounting are convenient.
When the span-variable hydraulic main beam is used, when the span is required to be changed, the first connecting rod 21 is taken out, the hydraulic pump 31 works, the hydraulic pump 31 pumps out hydraulic oil in the oil tank 30, then the hydraulic oil sequentially passes through the check valve 32 and the first multi-way reversing valve 36 and enters the rodless cavity of the first hydraulic cylinder 4, the hydraulic rod of the first hydraulic cylinder 4 extends out, the auxiliary beam 5 moves along the main beam body 1, and after the span is changed, the first connecting rod 21 is inserted into the corresponding first connecting hole 21a, so that the main beam body 1 and the auxiliary beam 5 are fixedly connected; when the height needs to be changed, the second connecting rod 66 is taken out, the hydraulic pump 31 works, the hydraulic pump 31 pumps out the hydraulic oil in the oil tank 30, then the hydraulic oil sequentially passes through the check valve 32 and the second multi-way directional valve 34 and enters the rodless cavity of the second hydraulic cylinder 61, the hydraulic rod of the second hydraulic cylinder 61 extends out, the outer supporting column 62 moves along the inner supporting column 63, and after the height is changed, the second connecting rod 66 is inserted into the corresponding second connecting hole 65, so that the fixed connection between the inner supporting column 63 and the outer supporting column 62 is realized.
When the track laying machine normally operates, the walking motor 14 is electrified, the walking motor 14 works, the walking motor 14 transmits power to the right-angle steering box 15, the right-angle steering box 15 transmits the power to the first driving gear 16, the first driving gear 16 is meshed with the first driven gear 19, the first driving gear 16 transmits the power to the first driven gear 19, the first driven gear 19 transmits the power to the wheels 20, and the walking action of the track laying machine is realized. When needs turn to, turn to the circular telegram of motor 9, turn to motor 9 work, turn to motor 9 and give second driving gear 10 with power transmission, second driving gear 10 and the meshing of second driven gear 12, second driving gear 10 gives second driven gear 12 with power transmission, and second driven gear 12 drives protective housing 13 and rotates, and the power of turning to is down transmitted in proper order, finally drives wheel 20 and rotates.
The terms "first," "second," and the like in the present invention do not have specific meanings, but are merely convenient for description and understanding.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (10)
1. The utility model provides a tire formula track laying machine with adjustable, includes the telescopic girder, at the both ends of girder fixedly connected with expansion bracket respectively, at the bottom fixedly connected with landing leg of expansion bracket, at the bottom fixedly connected with cart operating device of landing leg, its characterized in that: the main beam comprises a main beam body, the main beam body is hollow, two ends of the main beam body are open, the two ends of the main beam body are respectively sleeved with an auxiliary beam, at least two first connecting holes are respectively formed in the two ends of the main beam body, a first connecting rod is detachably connected to the auxiliary beam and penetrates through the first connecting holes, a first hydraulic cylinder is arranged between the main beam body and the auxiliary beam, a cylinder body of the first hydraulic cylinder is fixed on the main beam body, and a hydraulic rod of the first hydraulic cylinder is fixed on the auxiliary beam;
the telescopic frame comprises an upper beam and a lower beam, a telescopic supporting device is fixedly connected between the upper beam and the lower beam, the supporting device comprises an inner supporting column and an outer supporting column, the inner supporting column is fixed on the lower beam, the outer supporting column is fixed on the upper beam, the inner part of the outer supporting column is hollow, the inner supporting column is sleeved in the outer supporting column, the outer supporting column is provided with at least two second connecting holes, a second connecting rod is detachably connected on the inner supporting column, the second connecting rod penetrates through the second connecting holes, a second hydraulic cylinder is arranged between the upper beam and the lower beam, the cylinder body of the second hydraulic cylinder is fixed on the lower beam, and the hydraulic rod of the second hydraulic cylinder is fixed on the upper beam;
the cart running gear includes the base, and the landing leg is fixed at the top of base, is fixed with the walking motor in the bottom of base, is equipped with the right angle in the motor below of walking and turns to the case, and the output shaft of walking motor and the input shaft fixed connection that turns to the case at the right angle, the right angle turns to the output shaft that the case includes two levels and sets up, turns to the wheel of tire formula all at two output shafts of case at the right angle.
2. An adjustable tired track-laying machine as in claim 1, characterised in that: first driving gear is all installed at two output shafts that turn to the case at the right angle, turns to the stand of the vertical setting of bottom fixedly connected with of case at the right angle, rotates the pivot that is connected with the level and sets up on the stand, and the both ends of pivot are about the central line symmetry setting of stand, and the wheel is installed at the tip of pivot, the first driven gear of fixedly connected with on the wheel, and first driven gear overlaps to be established in the pivot, first driving gear and first driven gear meshing.
3. An adjustable wheeled track laying machine as claimed in claim 1 or 2 wherein: the track laying machine further comprises a steering device, the steering device comprises a supporting plate, the supporting plate is fixed to the side face of the supporting leg, a steering motor is fixed to the supporting plate, an output shaft of the steering motor is vertically downward, a second driving gear is fixedly connected to the output shaft of the steering motor, a second driven gear is arranged on the base in a sleeved mode and is rotatably connected with the base, the second driven gear is meshed with the second driving gear, and the walking motor is fixedly connected with the second driven gear.
4. An adjustable tired track laying machine as in claim 3 characterised in that: the protective shell is sleeved on the traveling motor, the traveling motor is fixedly connected with the protective shell, and the upper portion of the protective shell is embedded in the second driven gear and fixedly connected with the second driven gear.
5. An adjustable tired track-laying machine as in claim 1, characterised in that: the auxiliary beam is sleeved in the main beam body, the auxiliary beam is hollow inside, strip-shaped guide holes are formed in two side faces of the main beam body, a guide rod is arranged in the auxiliary beam, the end portion of the guide rod extends out of the auxiliary beam and is fixedly connected with the main beam body, a guide wheel is rotatably connected to the guide rod, a guide rail is arranged at the bottom of the auxiliary beam, and the guide wheel is matched with the guide rail.
6. An adjustable tired track-laying machine as in claim 1, characterised in that: the track laying machine further comprises a hydraulic control system, and the first hydraulic cylinder and the second hydraulic cylinder are respectively connected with the hydraulic control system; each auxiliary beam at least corresponds to one first hydraulic cylinder, and each expansion bracket at least comprises two second hydraulic cylinders; the hydraulic control system comprises an oil tank, a hydraulic pump, a first multi-way reversing valve and a second multi-way reversing valve, wherein an oil inlet of the hydraulic pump is connected with the oil tank, an oil outlet of the hydraulic pump is respectively connected with an oil inlet of the first multi-way reversing valve and an oil inlet of the second multi-way reversing valve, a working oil port of the first multi-way reversing valve is respectively connected with a first hydraulic cylinder, an oil return port of the first multi-way reversing valve is connected with the oil tank, a working oil port of the second multi-way reversing valve is respectively connected with a second hydraulic cylinder, and an oil return port of the second multi-way reversing valve is connected with the oil tank.
7. An adjustable tired track laying machine as in claim 6, characterised in that: the first multi-way reversing valve comprises first reversing valves, the first reversing valves correspond to the first hydraulic cylinders one by one, and the first reversing valves are sequentially connected in series; the second multi-way reversing valve comprises second reversing valves, the second reversing valves correspond to the second hydraulic cylinders one to one, and the second reversing valves are sequentially connected in series.
8. An adjustable tired track laying machine as in claim 6, characterised in that: the hydraulic control system further comprises balance valves, the balance valves correspond to the second hydraulic cylinders one to one, and the balance valves are connected to pipelines, connected with the rod cavities of the second multi-way reversing valves and the second hydraulic cylinders, of the second hydraulic cylinders.
9. An adjustable tired track laying machine as in claim 6, characterised in that: the hydraulic control system further comprises a one-way valve and a safety valve, an oil outlet of the hydraulic pump is connected with an oil inlet of the one-way valve, an oil outlet of the one-way valve is respectively connected with an oil inlet of the safety valve, an oil inlet of the first multi-way reversing valve and an oil inlet of the second multi-way reversing valve, and an oil discharge port of the safety valve is connected with the oil tank.
10. An adjustable tired track-laying machine as in claim 1, characterised in that: the auxiliary beam and the upper beam are connected with the lower beam and the supporting legs through flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353357.2U CN210481922U (en) | 2019-08-20 | 2019-08-20 | Adjustable tire type track laying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353357.2U CN210481922U (en) | 2019-08-20 | 2019-08-20 | Adjustable tire type track laying machine |
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| Publication Number | Publication Date |
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| CN210481922U true CN210481922U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921353357.2U Active CN210481922U (en) | 2019-08-20 | 2019-08-20 | Adjustable tire type track laying machine |
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| CN (1) | CN210481922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373966A (en) * | 2019-08-20 | 2019-10-25 | 河南合力起重机械有限公司 | A kind of adjustable rubber-tyred track-laying machine |
-
2019
- 2019-08-20 CN CN201921353357.2U patent/CN210481922U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373966A (en) * | 2019-08-20 | 2019-10-25 | 河南合力起重机械有限公司 | A kind of adjustable rubber-tyred track-laying machine |
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