CN212052132U - Embedded middle-low speed maglev train response rail installation auxiliary device - Google Patents
Embedded middle-low speed maglev train response rail installation auxiliary device Download PDFInfo
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- CN212052132U CN212052132U CN202020144459.XU CN202020144459U CN212052132U CN 212052132 U CN212052132 U CN 212052132U CN 202020144459 U CN202020144459 U CN 202020144459U CN 212052132 U CN212052132 U CN 212052132U
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Abstract
The utility model relates to the technical field of railway construction, in particular to an auxiliary device for installing an induction rail of an embedded medium-low speed maglev train, which comprises a trolley chassis and a sliding platform, wherein the sliding platform is arranged at the top of the trolley chassis in a sliding manner; the sliding platform comprises a platform bottom plate, lifting mechanisms are symmetrically arranged on two sides of the platform bottom plate, each lifting mechanism comprises a fixed seat plate, a lifting seat plate and a lead screw, the fixed seat plate is provided with the lead screw, two ends of the lead screw are rotatably connected with the fixed seat plate, and two ends of the lead screw are symmetrically provided with a positive-thread wedge block and a negative-thread wedge block; the lifting seat board is arranged at the top of the fixed seat board, and two fixed wedge-shaped blocks are symmetrically arranged at the bottom of the lifting seat board. The utility model has the advantages of its simple structure can reach and bear the weight of the rail of response and lift the purpose to installation position, the waste of the manpower that significantly reduces, and convenient operation is favorable to improving the installation effectiveness of response rail.
Description
Technical Field
The utility model relates to a railway construction technical field, especially an embedded middle-low speed maglev train response rail installation auxiliary device.
Background
The embedded medium-low speed maglev train floats above the track by electromagnetic attraction. The bottom of the train is provided with an electromagnet, the electromagnet generates magnetic force to attract the induction rail after being electrified, the train is upwards attracted, and the electromagnetic attraction force keeps balance with the gravity of the train, so that the train is stably suspended above the rail, as shown in the installation schematic diagram of the induction rail in fig. 1, the base of the embedded medium-low speed maglev train is only 1220 mm high, and the space between the power supply rail and the induction rail is only 525 mm; the weight of a single induction rail is 200kg, the length is 2000 mm, the width is 360 mm, and the induction rail is fixed by 4 bolts.
When the installation response rail, need lift the response rail in the flange below on the track roof beam, the response rail still need vertically, transversely, vertical removal make the bolt mounting hole align moreover, the bolt-up of being convenient for, single response rail weight is 200kg, the manual assembly response rail of not being convenient for in narrow and small space.
About 1000 induction rails are required to be installed on each kilometer of magnetic suspension rail beam according to the use requirement, and one magnetic suspension line is generally dozens of kilometers long, so that an auxiliary installation device for the induction rails of the embedded medium-low speed magnetic suspension train is required to be designed for reducing manpower and material resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's shortcoming, provide embedded middle-low speed maglev train response rail installation auxiliary device, its simple structure can reach and bear the weight of the purpose that the installation station was arrived in the lift with the response rail, the waste of the manpower that significantly reduces, and easy operation is favorable to improving the installation effectiveness of response rail.
The purpose of the utility model is realized through the following technical scheme: an auxiliary device for installing an induction rail of an embedded medium-low speed maglev train comprises a trolley chassis and a sliding platform, wherein the sliding platform is arranged at the top of the trolley chassis in a sliding manner;
the sliding platform comprises a platform bottom plate, lifting mechanisms are symmetrically arranged on two sides of the platform bottom plate, each lifting mechanism comprises a fixed seat plate, a lifting seat plate and a screw rod, the screw rod is arranged on the fixed seat plate, two ends of the screw rod are rotatably connected with the fixed seat plates, positive-thread wedge blocks and negative-thread wedge blocks are symmetrically arranged at two ends of the screw rod, the positive-thread wedge blocks and the negative-thread wedge blocks are respectively in threaded connection with the screw rod, and the thread turning directions of the two ends of the screw rod are opposite;
the lifting seat plate is arranged at the top of the fixed seat plate, a cavity for accommodating the screw rod, the positive wire wedge block and the reverse wire wedge block is formed between the lifting seat plate and the fixed seat plate, two fixed wedge blocks are symmetrically arranged at the bottom of the lifting seat plate, one of the two fixed wedge blocks is matched with the positive wire wedge block, and the other fixed wedge block is matched with the reverse wire wedge block.
Specifically, the two ends of the screw rod are rotatably connected with the fixed seat plate through bearings, and the two ends of the screw rod penetrate through the fixed seat plate and extend to the outside of the fixed seat plate.
Specifically, adjusting nuts are fixedly arranged at two ends of the screw rod and used for adjusting the rotation of the screw rod.
Specifically, the bottoms of the positive wire wedge-shaped block and the reverse wire wedge-shaped block are both contacted with the top of the fixed seat plate.
Specifically, the top of lift bedplate be provided with the polyurethane backing plate, the polyurethane backing plate passes through the bolt fastening at the top of lift bedplate.
Specifically, the fixed wedge block is fixed at the bottom of the lifting seat plate through a bolt.
Specifically, the both ends of lift bedplate be provided with the location guiding hole, fixed bedplate on be provided with the screw hole, the location guiding hole in be provided with the location guiding bolt, the one end of location guiding bolt with screw hole threaded connection. .
Specifically, the trolley underframe is a rectangular frame, a linear guide rail is arranged on one side of the top of the trolley underframe, the bottom of one side of the platform bottom plate is connected with the linear guide rail in a sliding fit manner, a first caster is arranged on the bottom of the other side of the platform bottom plate, and the top of the other side of the trolley underframe is arranged in the first caster to be in rotating contact with the first caster.
Specifically, one side of the bottom of the trolley underframe is provided with a positioning wheel, and the other side of the bottom of the trolley underframe is provided with a second caster wheel.
Specifically, the positioning wheel is a guide rail wheel.
The utility model has the advantages of it is following: through setting up both ends screw thread soon to opposite lead screw, positive silk wedge and anti-silk wedge of cooperation threaded connection, accommodate the lead screw and rotate just so and to drive positive silk wedge and anti-silk wedge and remove, when the lead screw drives positive silk wedge and anti-silk wedge and moves in opposite directions, can drive fixed wedge and lift bedplate rising, thereby it installs to drive the mounted position that rises to drive the response rail on the sliding platform, when the lead screw drives positive silk wedge and the opposite direction motion of anti-silk wedge, can drive fixed wedge and the decline of lift bedplate, be convenient for carry out the installation of next response rail, moreover, the steam generator is simple in structure, greatly reduced the human cost.
Drawings
FIG. 1 is a schematic view of the installation of an induction rail;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the structure of the bottom frame of the cart of the present invention;
fig. 4 is a schematic view of the matching structure of the sliding platform and the linear guide rail of the present invention;
fig. 5 is a schematic sectional structure view of the lifting mechanism of the present invention;
FIG. 6 is a schematic view of the auxiliary device according to the present invention;
in the figure: the method comprises the following steps of 1-trolley underframe, 2-sliding platform, 3-lifting mechanism, 4-rectangular frame, 5-second caster wheel, 6-positioning wheel, 7-platform bottom plate, 8-linear guide rail, 9-fixed seat plate, 10-screw rod, 11-positive wire wedge block, 12-reverse wire wedge block, 13-adjusting nut, 14-positioning guide bolt, 15-fixed wedge block, 16-lifting seat plate, 17-polyurethane cushion plate, 18-first caster wheel, 19-induction rail and 20-conductive rail.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-6, an auxiliary device for installing an induction rail of an embedded medium-low speed maglev train comprises a trolley chassis 1 and a sliding platform 2, wherein the trolley chassis 1 is formed by splicing rectangular pipes, in order to ensure the manufacturing precision, both an installation hole and an installation surface are processed after welding, and the sliding platform 2 is arranged at the top of the trolley chassis 1 in a sliding manner; when the trolley chassis is used, the trolley chassis 1 is placed on a laid track and used for longitudinal movement, the sliding platform 2 is arranged at the top of the trolley chassis 1 in a sliding mode, and when the trolley chassis is used, the sliding platform 2 drives the bearing induction rail 19 to move transversely, so that the induction rail 19 can be conveyed to a mounting station of the trolley chassis, and the induction rail 19 is convenient to mount.
The sliding platform 2 comprises a platform bottom plate 7, the platform bottom plate 7 is designed in a light weight mode, and the two sides of the platform bottom plate are bent to improve the bearing capacity of the platform bottom plate 7, the lifting mechanisms 3 are symmetrically arranged on the two sides of the platform bottom plate 7, each lifting mechanism 3 comprises a fixing seat plate 9, a lifting seat plate 16 and a lead screw 10, the fixing seat plates 9 are installed on the platform bottom plate 7 through screws, a lead screw 10 is arranged on each fixing seat plate 9, the two ends of each lead screw 10 are rotatably connected with the fixing seat plates 9, a groove is arranged in the middle of each fixing seat plate 9, the two ends of each lead screw 10 are rotatably connected with the two ends of the corresponding groove through bearings, positive wires and reverse wires are respectively arranged at the two ends of each lead screw, the positive wire wedge blocks 11 are in threaded connection with one positive wire end of each lead screw 10, the reverse wire wedge blocks 12 are in threaded connection with the reverse wire end of each lead screw 10, the positive wire wedge, when the screw rod is used, the positive thread wedge block 11 and the negative thread wedge block 12 can move in opposite directions or in opposite directions by rotating the screw rod, the positive thread wedge block 11 and the negative thread wedge block 12 are respectively in threaded connection with the screw rod 10, and the thread turning directions of two ends of the screw rod 10 are opposite; when the screw rod 10 drives the positive screw wedge 11 and the negative screw wedge 12 to move oppositely, the fixed wedge 15 and the lifting seat plate 16 are driven to ascend, and when the screw rod 10 drives the positive screw wedge 11 and the negative screw wedge 12 to move in opposite directions, the fixed wedge 15 and the lifting seat plate 16 are driven to descend.
The lifting seat plate 16 is arranged at the top of the fixed seat plate 9, a cavity for accommodating the screw rod 10, the positive wire wedge-shaped block 11 and the reverse wire wedge-shaped block 12 is formed between the lifting seat plate 16 and the fixed seat plate 9, two fixed wedge-shaped blocks 15 are symmetrically arranged at the bottom of the lifting seat plate 16, one of the two fixed wedge-shaped blocks 15 is matched with the positive wire wedge-shaped block 11, the other fixed wedge-shaped block is matched with the reverse wire wedge-shaped block 12, the top surfaces of the positive wire wedge-shaped block 11 and the reverse wire wedge-shaped block 12 are inclined planes, the bottom surface of the fixed wedge-shaped block 15 is an inclined plane, the fixed wedge-shaped block 15 is matched with the positive wire wedge-shaped block 11 and the reverse wire wedge-shaped block 12, the positive wire wedge-shaped block 11 and the reverse wire wedge-shaped block 12 can be driven to move in opposite directions or opposite directions when the screw rod rotates, and the fixed wedge-shaped block 15 is fixed at the bottom of the lifting seat plate 16, so that the fixed wedge-shaped block 15 and the positive wire 12 generate relative movement, and the fixed wedge block 15 can be driven to ascend or descend due to the contact surface position inclined plane, the ascending is performed due to the action of the force of the positive wire wedge block 11 and the negative wire wedge block 12, and the descending is performed due to the interaction of the ascending seat plate 16 and the positive wire wedge block 11 and the negative wire wedge block 12 to descend the ascending seat plate 16.
Furthermore, the two ends of the screw rod 10 are rotatably connected with the fixed seat plate 9 through bearings, the two ends of the screw rod 10 penetrate through the fixed seat plate 9 and extend to the outside of the fixed seat plate, the two ends of the screw rod 10 are fixedly provided with adjusting nuts 13 for adjusting the rotation of the screw rod 10, the adjusting nuts 13 are hinged to the screw rod 10 through hinge pins, the adjusting nuts 13 can play a role in limiting the screw rod 10 in the left and right directions, meanwhile, the screw rod 10 can be synchronously driven to rotate when the adjusting nuts 13 are rotated, it needs to be explained that the two ends of the screw rod 10 are used for adjusting the rotation of the screw rod 10, the adjusting nuts 13 can be omitted, other parts capable of rotating the screw rod can be omitted, and the adjusting nuts are not limited.
Furthermore, the bottoms of the positive wire wedge-shaped block 11 and the reverse wire wedge-shaped block 12 are both in contact with the top of the fixed seat plate 9.
Further, the top of lift bedplate 16 be provided with polyurethane backing plate 17, polyurethane backing plate 17 passes through the bolt fastening at the top of lift bedplate 16, and polyurethane backing plate 17 installs and plays the guard action to the response rail 19 of placing on lift bedplate 16.
Further, the fixed wedge block 15 is fixed at the bottom of the lifting seat plate 16 through bolts.
Furthermore, both ends of the lifting seat plate 16 are provided with positioning guide holes, the fixed seat plate 9 is provided with threaded holes, the positioning guide holes are internally provided with positioning guide bolts 14, one ends of the positioning guide bolts 14 are in threaded connection with the threaded holes, and the lifting seat plate 16 needs to be lifted or lowered, so that the lifting seat plate 16 is not in rigid connection with the fixed seat plate 9, and the two parts need to be displaced up and down relatively, in order to ensure the accuracy of displacement, a guiding structure is provided, wherein the length of the part, which is not in threaded connection with the fixed seat plate 9, of the positioning guide bolts 14 is greater than that of the positioning guide holes of the lifting seat plate 16, so that the lifting seat plate 16 can move up and down along the positioning guide bolts 14 to play a role in positioning and guiding, and the limit position of the displacement of the lifting seat plate 16 can be adjusted, and the length of the positioning guide bolts 14 is fixed, therefore, the length of the part, which is not in threaded connection with the fixed seat plate 9, of the positioning guide bolt 14 can be adjusted when the threaded connection length of the positioning guide bolt 14 and the threaded hole is adjusted, the limit position of the lifting seat plate 16 moving up and down along the positioning guide bolt 14 is adjusted, the lifting height of the induction rail 19 can be adjusted conveniently in the using process, and the use is convenient.
Further, the trolley chassis 1 is a rectangular frame 4, one side of the top of the trolley chassis 1 is provided with a linear guide rail 8, the bottom of the platform bottom plate 7 is provided with at least two groups of linear bearing sliding blocks which are matched with the linear guide rail 8, so that the sliding resistance can be greatly reduced, the trolley chassis can easily and freely slide on the sliding guide rail under the condition of ensuring rated load, the bottom of one side of the platform bottom plate 7 is connected with the linear guide rail 8 in a sliding fit manner, the bottom of the other side of the platform bottom plate 7 is provided with first casters 18, the first casters 18 are arranged at the top of the other side of the trolley chassis 1 and are in rotating contact with the top of the trolley chassis 1, wherein the linear guide rail 8 plays a role in positioning and guiding, at least two groups of the first casters 18 are arranged, when the trolley chassis is used, the first casters 18 are in sliding contact with the top of the trolley chassis 1, namely, the first casters 18, a hand brake is also arranged on the first foot wheel 18 to play a role in transverse positioning.
Furthermore, one side of the bottom of the trolley chassis 1 is provided with a positioning wheel 6, the other side of the bottom of the trolley chassis 1 is provided with a second caster 5, and in order to reduce the longitudinal walking resistance of the trolley chassis 1, the second caster 5 and the positioning wheel 6 are both provided with a lubrication-free rolling bearing so as to reduce the labor intensity of workers; the front end of the trolley chassis 1 is provided with two positioning wheels 6 made of nylon materials, the positioning wheels 6 are in U-shaped structures, and bosses are arranged on two sides of each positioning wheel 6; when the trolley chassis 1 is used, the trolley chassis travels on the conductor rail 20, so that the trolley chassis 1 does not derail when traveling on the conductor rail 20, a U-shaped guide rail wheel is matched with the conductor rail 20, the concave surface of the positioning wheel 6 is in contact with a power supply rail to play a bearing role, and bosses on two sides of the positioning wheel 6 are used for transverse positioning; the second caster 5 adopts a high-load polyurethane directional caster, and the load of a single polyurethane directional caster reaches 450 kg; the high-load polyurethane directional caster is provided with a brake device, when the trolley chassis 1 slides to a specified position required by assembly, the brake device can be manually used for braking, and the polyurethane directional wheel is locked by the brake device so as to fix the directional wheel and prevent the trolley from sliding, thereby achieving the purpose of longitudinal positioning of the track trolley 1; because the power supply rail is the power transmission who is used for maglev train, consequently dolly chassis 1 walks on the power supply rail just can not cause any damage to the power supply rail, so the utility model discloses a dolly chassis 1 requires all to adopt soft materials with the gyro wheel of power supply rail contact.
The working process of the utility model is as follows: placing the trolley underframe 1 on a power supply rail, clamping the positioning wheels 6 of the trolley underframe 1 on the power supply rail, pushing the sliding platform 2 to the middle of the trolley underframe 1, and then placing 2 groups of induction rails 19 on the sliding platform 2; moving the sliding platform 2 to one side, adjusting the lifting mechanism 3, moving the induction rail 19 forwards, backwards, leftwards and rightwards to install the auxiliary device, aligning the induction rail 19 with the installation hole, and then assembling the fixed bolt of the induction rail 19 to complete the installation of the induction rail 19 at the side; the utility model discloses a move sliding platform 2 to the opposite side, adjust elevating system 3, move induction rail 19 installation auxiliary device around, make induction rail 19 aim at the mounting hole, then assemble induction rail 19 fixing bolt, accomplish this side induction rail 19 installation, utilize the guide effect of locating wheel 6 and power supply rail, promote induction rail 19 installation auxiliary device along power supply rail longitudinal movement to next station, install next group induction rail 19, the utility model discloses an induction rail 19 installation auxiliary device simple structure, the cost of manufacture is low, and the operation is convenient, has realized induction rail 19's front and back left and right sides and upper and lower position control through simple mechanical structure, has greatly reduced induction rail 19's the assembly degree of difficulty; the installation of each group of the original induction rails 19 needs 5 persons, and the installation can be finished after 15 minutes on average. After the auxiliary device for installing the induction rails 19 is adopted, the installation of each group of induction rails 19 can be completed by only 2 persons, the labor intensity is greatly reduced, the installation efficiency is greatly improved, and the installation of each group of induction rails 19 can be completed by only consuming 5 minutes on average.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides an embedded well low-speed maglev train response rail installation auxiliary device which characterized in that: the trolley comprises a trolley underframe (1) and a sliding platform (2), wherein the sliding platform (2) is arranged at the top of the trolley underframe (1) in a sliding manner;
the sliding platform (2) comprises a platform bottom plate (7), lifting mechanisms (3) are symmetrically arranged on two sides of the platform bottom plate (7), each lifting mechanism (3) comprises a fixed seat plate (9), a lifting seat plate (16) and a lead screw (10), each fixed seat plate (9) is provided with the lead screw (10), two ends of each lead screw (10) are rotatably connected with the corresponding fixed seat plate (9), two ends of each lead screw (10) are symmetrically provided with a positive wire wedge block (11) and a negative wire wedge block (12), the positive wire wedge blocks (11) and the negative wire wedge blocks (12) are respectively in threaded connection with the corresponding lead screws (10), and the thread turning directions of two ends of each lead screw (10) are opposite;
lifting seat board (16) set up the top at fixed bedplate (9), and form the cavity that holds lead screw (10) and positive silk wedge (11) and contrary silk wedge (12) between lifting seat board (16) and fixed bedplate (9), lifting seat board's (16) bottom symmetry be provided with two fixed wedges (15), one in two fixed wedges (15) and positive silk wedge (11) cooperation, another with contrary silk wedge (12) cooperation.
2. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: two ends of the screw rod (10) penetrate through the fixed seat plate (9) and extend to the outside of the fixed seat plate.
3. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 2, wherein: and adjusting nuts (13) are fixedly arranged at two ends of the screw rod (10) and are used for adjusting the rotation of the screw rod (10).
4. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: the bottoms of the positive wire wedge-shaped block (11) and the reverse wire wedge-shaped block (12) are both contacted with the top of the fixed seat plate (9).
5. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: the top of the lifting seat plate (16) is provided with a polyurethane cushion plate (17), and the polyurethane cushion plate (17) is fixed on the top of the lifting seat plate (16) through bolts.
6. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: the fixed wedge-shaped block (15) is fixed at the bottom of the lifting seat plate (16) through a bolt.
7. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: the lifting seat plate is characterized in that positioning guide holes are formed in two ends of the lifting seat plate (16), threaded holes are formed in the fixing seat plate (9), positioning guide bolts (14) are arranged in the positioning guide holes, and one ends of the positioning guide bolts (14) are in threaded connection with the threaded holes.
8. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: trolley chassis (1) be rectangular frame (4), one side at trolley chassis (1) top be provided with linear guide (8), one side bottom of platform bottom plate (7) with linear guide (8) sliding fit connects, the opposite side bottom of platform bottom plate (7) be provided with first truckle (18), first truckle (18) arrange the top of trolley chassis (1) opposite side in rather than rotating contact.
9. The auxiliary device for installing the induction rail of the embedded medium-low speed maglev train according to claim 1, wherein: one side of the bottom of the trolley underframe (1) is provided with a positioning wheel (6), and the other side is provided with a second caster (5).
10. The auxiliary device for installing the induction rail of the in-line medium-low speed maglev train according to claim 9, wherein: the positioning wheel (6) is a guide rail wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020144459.XU CN212052132U (en) | 2020-01-22 | 2020-01-22 | Embedded middle-low speed maglev train response rail installation auxiliary device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020144459.XU CN212052132U (en) | 2020-01-22 | 2020-01-22 | Embedded middle-low speed maglev train response rail installation auxiliary device |
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| CN212052132U true CN212052132U (en) | 2020-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111118985A (en) * | 2020-01-22 | 2020-05-08 | 四川新筑智能工程装备制造有限公司 | Embedded middle-low speed maglev train response rail installation auxiliary device |
-
2020
- 2020-01-22 CN CN202020144459.XU patent/CN212052132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111118985A (en) * | 2020-01-22 | 2020-05-08 | 四川新筑智能工程装备制造有限公司 | Embedded middle-low speed maglev train response rail installation auxiliary device |
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