CN215990536U - Rail transit linear traction motor - Google Patents

Abstract

The utility model discloses a rail transit linear traction motor, which belongs to the technical field of rail transit and comprises a motor body, wherein the left part and the right part of the upper end of the motor body are fixedly connected with two fixing plates, a push-pull rod is slidably connected in the two fixing plates, the surface of the push-pull rod is fixedly connected with a plurality of fixing blocks, the fixed blocks are positioned between the two fixed plates, the surfaces of the fixed blocks are movably hinged with a group of first connecting rods through hinge shafts, and every first connecting rod of group is two, and the other end of every two first connecting rods of group all has a connecting pin through hinge activity hinge joint, the equal fixedly connected with mounting panel in two parts around the upper end of motor body, and the one end that two mounting panels kept away from mutually all cuts a set of connecting hole, and the installation that aims at solving traction motor among the prior art is loaded down with trivial details, is difficult to carry out quick installation and dismantlement, and inconvenient later stage is maintained the motor problem.

Description

Rail transit linear traction motor

Technical Field

The utility model relates to the technical field of rail transit, in particular to a linear traction motor for rail transit.

Background

Rail transit has long emerged as a public transport in cities. Plays an increasingly important role. The history of traffic development in cities of economically developed countries tells that an effective way for fundamentally improving urban public transport conditions is only to adopt an urban rail transit (subway and light rail) system with large passenger traffic volume.

At present, there is more track traffic train can install straight line traction motor, improves the performance of train through traction motor, and traction motor generally installs in the bottom of train frame, fixes through a plurality of location bolts and bolt, and the installation is loaded down with trivial details, is difficult to quick installation and dismantlement, and inconvenient later stage is maintained the motor.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a rail transit linear traction motor, and aims to solve the problems that the installation process of the traction motor in the prior art is complicated, the rapid installation and disassembly is difficult, and the maintenance of the motor in the later period is inconvenient.

In order to solve the problems, the utility model adopts the following technical scheme:

a rail transit linear traction motor comprises a motor body, wherein two fixed plates are fixedly connected to the left and right parts of the upper end of the motor body, a push-pull rod is slidably connected in the two fixed plates, a plurality of fixed blocks are fixedly connected to the surface of the push-pull rod and positioned between the two fixed plates, a group of first connecting rods are movably hinged to the surfaces of the fixed blocks through hinge shafts, each group of first connecting rods is provided with two connecting rods, the other end of each group of the two first connecting rods is movably hinged to a connecting pin through a hinge shaft, mounting plates are fixedly connected to the front and rear parts of the upper end of the motor body, a group of connecting holes are drilled at the ends, far away from the two mounting plates, of each group of connecting holes are provided with a plurality of connecting holes, the connecting pins are respectively slidably connected in the two groups of connecting holes, an inserting mechanism is arranged between the two mounting plates and used for limiting the connecting pins, and limiting mechanisms are arranged on two sides of the push-pull rod and used for limiting the sliding of the push-pull rod, and a fixing mechanism is arranged between the limiting mechanisms and the sliding frame and used for fixing the sliding frame and the push-pull rod.

As a preferable scheme of the present invention, the motor body includes a stator core and a three-phase winding, and the three-phase winding is fixedly connected to one side of the stator core.

As a preferred scheme of the utility model, the insertion mechanism comprises a sliding frame, the sliding frame is slidably connected between two mounting plates, the lower end of the sliding frame is fixedly connected with a plurality of insertion blocks, insertion ports are formed in the surfaces of a plurality of connecting pins, the insertion blocks are respectively matched with the insertion ports, two fixing strips are fixedly connected to the inner side of the sliding frame, a group of U-shaped blocks is fixedly connected to the left and right parts of the upper end of the motor body, each group of U-shaped blocks is two, a group of sliding rods is slidably connected in each of the two groups of U-shaped blocks, each group of sliding rods is two, one end, close to each group of the two groups of sliding rods, is movably hinged to a group of second connecting rods through hinge shafts, each group of the two second connecting rods is two, and the other ends of the two groups of second connecting rods are respectively and movably hinged to the two fixing strips through hinge shafts.

As a preferable scheme of the utility model, the ends of the two groups of the sliding rods far away from each other are fixedly connected with push-pull handles, and the surfaces of the two push-pull handles are respectively provided with a holding groove.

As a preferable scheme of the present invention, the limiting mechanism includes two limiting strips, the two limiting strips are respectively and fixedly connected to two ends of the push-pull rod, and the two limiting strips are respectively located on one side of the two fixing pieces away from each other.

As a preferable scheme of the utility model, the fixing mechanism comprises two fastening blocks, the two fastening blocks are respectively and fixedly connected to two ends of the sliding frame, first threaded holes are drilled in ends of the two fastening blocks far away from each other, second threaded holes are drilled in ends of the two limiting strips far away from each other, and the two first threaded holes are respectively matched with the two second threaded holes.

Compared with the prior art, the utility model has the advantages that:

(1) in the utility model, two groups of connecting holes on two mounting plates correspond to mounting holes at the bottom of a train frame, then the push-pull rod is pushed, the limiting mechanism limits the movement of the two push-pull rods, the push-pull rod drives a plurality of fixing blocks to move, the plurality of fixing blocks enable a plurality of groups of first connecting rods to unfold, the plurality of groups of first connecting rods enable a plurality of connecting pins to be respectively inserted into the mounting holes at the bottom of the train frame through the two groups of connecting holes, so that the two mounting plates drive a motor body to be connected with the train frame, after the frame is connected with the two mounting plates through the plurality of connecting pins, the inserting mechanism fixes the plurality of connecting pins, so that the connection between the frame and the two mounting plates is kept stable, then the inserting mechanism and the push-pull rod are fixed through the fixing mechanism, the stability of the motor body mounted at the bottom of the train frame is further improved, the utility model enables the two mounting plates to drive the motor body to be fixedly mounted at the bottom of the train frame through pushing-pull rod, can carry out quick installation, have good stability after the installation.

(2) According to the utility model, when the motor body needs to be disassembled and maintained, the fixing mechanism is firstly opened, then the inserting mechanism is opened, the push-pull rod can move at the moment, the push-pull rod is reversely pushed, the push-pull rod enables the plurality of groups of first connecting rods to be folded through the plurality of fixing blocks, the plurality of groups of first connecting rods enable the plurality of connecting pins to retract into the two groups of connecting holes, and the motor body can be disassembled at the moment.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a partial block diagram of the present invention;

fig. 4 is an elevation view of the plugging mechanism of the present invention.

The reference numbers in the figures illustrate:

1. a motor body; 101. a stator core; 102. a three-phase winding; 2. mounting a plate; 3. a fixing sheet; 4. a push-pull rod; 5. a fixed block; 6. a first link; 7. a connecting pin; 8. connecting holes; 9. a slide frame; 901. an insertion block; 902. a fixing strip; 903. a U-shaped block; 904. a slide bar; 905. a second link; 906. an interface; 10. a push-pull handle; 11. a limiting strip; 12. a fastening block; 121. a first threaded hole; 122. and a second threaded hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, a rail transit linear traction motor comprises a motor body 1, two fixed plates 3 are fixedly connected to the left and right parts of the upper end of the motor body 1, a push-pull rod 4 is slidably connected to the two fixed plates 3, a plurality of fixed blocks 5 are fixedly connected to the surface of the push-pull rod 4, the fixed blocks 5 are located between the two fixed plates 3, a group of first connecting rods 6 are movably hinged to the surface of each fixed block 5 through a hinge shaft, each group of the first connecting rods 6 is provided with two groups, the other end of each group of the two first connecting rods 6 is movably hinged to a connecting pin 7 through a hinge shaft, mounting plates 2 are fixedly connected to the front and rear parts of the upper end of the motor body 1, a group of connecting holes 8 are drilled at the far ends of the two mounting plates 2, each group of the connecting holes 8 is provided with a plurality of connecting pins 7, the connecting pins 7 are respectively slidably connected to the two groups of connecting holes 8, and a plugging mechanism is arranged between the two mounting plates 2, the inserting mechanism is used for limiting the connecting pins 7, limiting mechanisms are arranged on two sides of the push-pull rod 4 and used for limiting sliding of the push-pull rod 4, a fixing mechanism is arranged between the limiting mechanisms and the sliding frame 9 and used for fixing the sliding frame 9 and the push-pull rod 4.

In the embodiment, two groups of connecting holes 8 on two mounting plates 2 correspond to mounting holes at the bottom of a train frame, then the push-pull rod 4 is pushed, the limiting mechanism limits the movement of the two push-pull rods 4, the push-pull rod 4 drives a plurality of fixing blocks 5 to move, the plurality of fixing blocks 5 enable a plurality of groups of first connecting rods 6 to be unfolded, the plurality of groups of first connecting rods 6 enable a plurality of connecting pins 7 to be respectively inserted into the mounting holes at the bottom of the train frame through the two groups of connecting holes 8, so that the two mounting plates 2 drive the motor body 1 to be connected with the train frame, after the frame is connected with the two mounting plates 2 through the plurality of connecting pins 7, the plugging mechanism fixes the plurality of connecting pins 7 to keep the connection between the frame and the two mounting plates 2 stable, then the plugging mechanism and the push-pull rod 4 are fixed through the fixing mechanism, and the stability of the motor body 1 mounted at the bottom of the train frame is further improved, when the motor body 1 needs to be disassembled and maintained, the fixing mechanism is firstly opened, then the inserting mechanism is opened, the push-pull rod 4 can move at the moment, the push-pull rod 4 is reversely pushed, the push-pull rod 4 enables the plurality of groups of first connecting rods 6 to be folded through the plurality of fixing blocks 5, the plurality of groups of first connecting rods 6 enable the plurality of connecting pins 7 to retract into the two groups of connecting holes 8, and at the moment, the motor body 1 can be disassembled.

Specifically, the motor body 1 includes a stator core 101 and a three-phase winding 102, and the three-phase winding 102 is fixedly connected to one side of the stator core 101.

In this embodiment, the power of the linear traction motor is generally greater than 100kW, the coil current is hundreds of amperes, the number of turns of the three-phase winding 102 is not more than ten, and the push-pull handle 10 is usually formed by bending a copper strip and then welding.

Concretely, grafting mechanism includes sliding frame 9, sliding frame 9 sliding connection is between two mounting panels 2, a plurality of grafting piece 901 of lower extreme fixedly connected with of sliding frame 9, interface 906 has all been dug on the surface of a plurality of connecting pins 7, and a plurality of grafting piece 901 respectively with a plurality of interface 906 phase-matches, two fixed strips 902 of inboard fixedly connected with of sliding frame 9, a set of U type piece 903 of equal fixedly connected with in two parts about motor body 1's upper end, and every group U type piece 903 is two, equal sliding connection has a set of slide bar 904 in two sets of U type pieces 903, and every group slide bar 904 is two, the one end that two sets of slide bars 904 are close to mutually all articulates through the hinge activity has a set of second connecting rod 905, and every group second connecting rod 905 is two, the other end of two sets of second connecting rods 905 articulates in two fixed strips 902 through the hinge activity respectively.

In this embodiment, after the connecting pins 7 are connected to the train rack through two sets of connecting holes 8, the plurality of inserting blocks 901 correspond to the plurality of inserting ports 906, the sliding frame 9 inserts the plurality of inserting blocks 901 into the plurality of inserting ports 906 under the action of gravity, the plurality of connecting pins 7 are fixed, the push-pull rod 4 cannot move, so that the two mounting plates 2 are stably mounted to the train rack, when the plurality of inserting blocks 901 are inserted into the plurality of inserting ports 906, the two fixing bars 902 approach the two sets of sliding bars 904 through the two sets of second connecting bars 905, the two sets of sliding bars 904 respectively slide through the two sets of U-shaped blocks 903, the two sets of second connecting bars 905 are in a folded state, when the motor body 1 needs to be disassembled, the two sets of sliding bars 904 are pulled to slide through the two sets of U-shaped blocks 903, so that the two sets of second connecting bars 905 are unfolded, the two sets of second connecting bars 905 respectively jack up the sliding frame 9 through the two fixing bars 902, at this time, the plurality of insertion blocks 901 are removed from the plurality of insertion ports 906 without restricting the plurality of connection pins 7, and the motor body 1 can be detached by the push-pull rod 4.

Specifically, the two sets of sliding rods 904 are fixedly connected to the push-pull handles 10, and the surfaces of the two push-pull handles 10 are provided with holding grooves.

In this embodiment, the two push-pull handles 10 can make the two sets of sliding rods 904 more convenient and smoother to push and pull.

Specifically, the limiting mechanism comprises two limiting strips 11, the two limiting strips 11 are respectively and fixedly connected to two ends of the push-pull rod 4, and the two limiting strips 11 are respectively located on one side, away from the two fixing pieces 3, of each other.

In this embodiment, the two limit bars 11 limit the moving distance of the push-pull rod 4, and prevent the two groups of connecting holes 8 of the plurality of connecting pins 7 from dropping and affecting the installation of the motor body 1.

Specifically, the fixing mechanism includes two fastening blocks 12, two fastening blocks 12 are respectively fixedly connected to two ends of the sliding frame 9, first threaded holes 121 are formed in one ends, away from each other, of the two fastening blocks 12, second threaded holes 122 are formed in one ends, away from each other, of the two limiting strips 11, and the two first threaded holes 121 are respectively matched with the two second threaded holes 122.

In this embodiment, when the sliding frame 9 moves downward to insert the plurality of inserting blocks 901 into the plurality of inserting ports 906, at this time, the ends of the two spacing bars 11 that are away from each other are respectively in the same plane with the left and right ends of the sliding frame 9, the two fastening blocks 12 can move to the side where the two spacing bars 11 are away from each other along with the sliding frame 9, so that the two first threaded holes 121 correspond to the two second threaded holes 122, and then the two first threaded holes 121 and the two second threaded holes 122 are fastened by bolts, so as to further improve the stability of the sliding frame 9 and the push-pull rod 4, and further stabilize the connection between the plurality of connecting pins 7 and the train rack.

The working principle is as follows: two groups of connecting holes 8 on two mounting plates 2 correspond to mounting holes at the bottom of a train frame, a push-pull rod 4 is moved leftwards by using two limiting strips 11, a plurality of fixing blocks 5 are moved leftwards by the push-pull rod 4, a plurality of fixing blocks 5 enable a plurality of groups of first connecting rods 6 to be unfolded, a plurality of groups of first connecting rods 6 enable a plurality of connecting pins 7 to extend towards the outer sides of the two mounting plates 2 through the two groups of connecting holes 8, the plurality of connecting pins 7 can be inserted into the mounting holes at the bottom of the train frame, so that the two mounting plates 2 are provided with a motor body 1 to be connected with the bottom of the train, one ends far away from the two limiting strips 11 are respectively positioned in the same plane with the left end and the right end of a sliding frame 9, meanwhile, a plurality of inserting blocks 901 can correspond to a plurality of inserting ports 906, the sliding frame 9 enables the plurality of inserting blocks 901 to be inserted into the plurality of inserting ports 906 under the action of gravity, and the plurality of connecting pins 7 are fixed, the push-pull rod 4 cannot move, the two mounting plates 2 and the train rack are stably mounted, when the plurality of inserting blocks 901 are inserted into the plurality of inserting ports 906, the two fixing strips 902 enable the two groups of sliding rods 904 to be close to each other through the two groups of second connecting rods 905, the two groups of sliding rods 904 slide through the two groups of U-shaped blocks 903 respectively, the two second connecting rods 905 are in a folded state, meanwhile, the two fastening blocks 12 can move to one side, away from the two limiting strips 11, along with the downward movement of the sliding frame 9 respectively, the two first threaded holes 121 correspond to the two second threaded holes 122 respectively, at the moment, the two first threaded holes 121 and the two second threaded holes 122 are fastened through bolts, the stability of the sliding frame 9 and the push-pull rod 4 is further improved, and the connection between the plurality of connecting pins 7 and the train rack is more stable.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a track traffic straight line traction motor, includes motor body (1), its characterized in that: the motor comprises a motor body (1), wherein the left and right parts of the upper end of the motor body (1) are fixedly connected with two fixing plates (3), the two fixing plates (3) are connected with a push-pull rod (4) in a sliding manner, the surface of the push-pull rod (4) is fixedly connected with a plurality of fixing blocks (5), the plurality of fixing blocks (5) are positioned between the two fixing plates (3), the surfaces of the plurality of fixing blocks (5) are respectively hinged with a group of first connecting rods (6) through hinge shafts, each group of first connecting rods (6) is two, the other end of each group of two first connecting rods (6) is respectively hinged with a connecting pin (7) through hinge shafts, the front and back parts of the upper end of the motor body (1) are respectively and fixedly connected with mounting plates (2), one end, far away from the two mounting plates (2), of each group of connecting holes (8) is drilled with a group of connecting holes, and the connecting holes (8) are respectively connected in a sliding manner by the connecting pins (7), the connecting device is characterized in that a plugging mechanism is arranged between the two mounting plates (2), the plugging mechanism is used for limiting a plurality of connecting pins (7), limiting mechanisms are arranged on two sides of the push-pull rod (4), the limiting mechanisms are used for limiting sliding of the push-pull rod (4), a fixing mechanism is arranged between the limiting mechanisms and the sliding frame (9), and the fixing mechanism is used for fixing the sliding frame (9) and the push-pull rod (4).

2. The rail transit linear traction motor of claim 1, wherein: the motor body (1) comprises a stator core (101) and a three-phase winding (102), wherein the three-phase winding (102) is fixedly connected to one side of the stator core (101).

3. The rail transit linear traction motor of claim 2, wherein: the splicing mechanism comprises a sliding frame (9), the sliding frame (9) is connected between two mounting plates (2) in a sliding mode, a plurality of splicing blocks (901) are fixedly connected to the lower end of the sliding frame (9), splicing ports (906) are formed in the surfaces of a plurality of connecting pins (7), the splicing blocks (901) are respectively matched with the splicing ports (906), two fixing strips (902) are fixedly connected to the inner side of the sliding frame (9), a group of U-shaped blocks (903) are fixedly connected to the left portion and the right portion of the upper end of the motor body (1), each group of U-shaped blocks (903) is two, a group of sliding rods (904) are connected to the two groups of U-shaped blocks (903) in a sliding mode, each group of sliding rods (904) is two, and one end, close to each group of sliding rods (904), is movably hinged to a group of second connecting rods (905) through a hinge shaft, and each group of the second connecting rods (905) is two, and the other ends of the two groups of the second connecting rods (905) are respectively and movably hinged with the two fixed strips (902) through hinge shafts.

4. The rail transit linear traction motor of claim 3, wherein: one ends, far away from each other, of the two groups of sliding rods (904) are fixedly connected with push-pull handles (10), and holding grooves are formed in the surfaces of the two push-pull handles (10).

5. The rail transit linear traction motor of claim 4, wherein: the limiting mechanism comprises two limiting strips (11), the two limiting strips (11) are respectively and fixedly connected to the two ends of the push-pull rod (4), and the two limiting strips (11) are respectively located on one side, away from the two fixing pieces (3), of the two fixing pieces.

6. The rail transit linear traction motor of claim 5, wherein: fixing mechanism includes two fastening block (12), two fastening block (12) fixed connection respectively in the both ends of sliding frame (9), two the one end that fastening block (12) kept away from mutually all opens the chisel and has first screw hole (121), two the one end that spacing strip (11) kept away from mutually all opens the chisel and has second screw hole (122), two first screw hole (121) respectively with two second screw hole (122) phase-matchs.

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