CN218090326U - Rail holding system of urban rail transit construction equipment - Google Patents
Rail holding system of urban rail transit construction equipment Download PDFInfo
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- CN218090326U CN218090326U CN202222088438.2U CN202222088438U CN218090326U CN 218090326 U CN218090326 U CN 218090326U CN 202222088438 U CN202222088438 U CN 202222088438U CN 218090326 U CN218090326 U CN 218090326U
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- rail
- rail holding
- construction equipment
- holding rod
- support plate
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Abstract
The utility model provides a rail embracing system of urban rail transit construction equipment, which comprises an electric cylinder arranged on a main frame, wherein the telescopic end of the electric cylinder is hinged with one end of a rail embracing rod B provided with a strip hole, and the other end of the rail embracing rod B passes through the main frame and then is arranged on a pin shaft A together with the rail embracing rod A in a rotating way; the main frame is further provided with a fixed pulley structure, one end of a steel wire rope on the fixed pulley is connected with the rail embracing rod B, the other end of the steel wire rope on the fixed pulley is connected with the rail embracing rod A, and a spring is further connected between the rail embracing rod A and the main frame. Under the mutual cooperation of the fixed pulley, the steel wire rope and the spring, one electric cylinder is controlled by a control system on the construction equipment to work, so that the two rail embracing rods can be driven to rotate in opposite directions, and further synchronous rail embracing action is realized, manual operation is not needed in the whole process, and the construction efficiency is high; the lower ends of the two rail holding rods are designed into hook-shaped structures matched with the shape of the rail, and after the rail is locked, the rail holding rods are tightly attached to the rail, so that the rail holding effect is good.
Description
Technical Field
The utility model belongs to the technical field of the rail transit equipment design, especially, relate to an urban rail transit construction equipment's rail system of embracing.
Background
In the construction process of urban rail transit engineering, the construction equipment travels on the rail, and when the construction equipment needs to be static or is ready for construction operation, in order to ensure that the whole stability of the construction equipment does not slide or tip over, the construction equipment and the rail need to be locked and fixed by using a corresponding rail holding mechanism, so that the construction safety is ensured. Traditional rail embracing mechanism adopts the mode that 2 embrace rail spare armful rail to control respectively by 2 initiative executor to realize locking fixedly usually, is manual operation mechanism moreover mostly, has overall structure complicacy, heavy, manufacturing cost is high, the operation is inconvenient, the low grade shortcoming of efficiency of construction. In addition, some rail holding mechanisms adopt bolts to realize locking and fixing, although the rail holding mechanisms are simple in structure, light in weight and low in manufacturing cost, bolt holes need to be machined in advance on the rail in the mode, bolt alignment operation in practical application is difficult, and construction efficiency is low.
The prior art (CN 202022256450.0) discloses a rail-holding type locking device of a tunnel steel mould trolley, wherein a self-locking type connecting rod mechanism is driven by an operating handle to drive a wedge-shaped mechanism, the wedge-shaped mechanism drives a first clamping arm and a second clamping arm to approach each other, and a first clamping block on the inner side wall of the first clamping arm and a second clamping block on the inner side wall of the second clamping arm are in contact fit with two side walls of a track to realize clamping and fixing; the rail-holding type locking device needs to be manually operated to carry out locking control, has low automation degree, cannot be suitable for construction equipment for unmanned intelligent operation, has complex construction site conditions and more personnel, and also has the problems of wrong operation of the handle, so that the construction safety cannot be better ensured; in addition, the rail holding type locking device is clamped and fixed only through plane type contact matching, the fixing effect is not good enough, and the overturning risk exists.
Therefore, the utility model designs a simple structure, control convenience, synchronism are good, low in manufacturing cost and fixed effectual urban rail transit is with novel armful rail system.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides an urban rail transit construction equipment embrace rail system drives two through an electronic jar and embraces the motion of rail pole under mutually supporting of fixed pulley, wire rope and spring, realizes embracing the rail operation, convenient and fast, the efficiency of construction is high and embrace the rail effectually.
The utility model discloses a realize above-mentioned technical purpose through following technical means.
A rail holding system of urban rail transit construction equipment comprises a main frame, wherein an electric cylinder is installed on the upper portion of the main frame, a telescopic end of the electric cylinder is hinged to the upper portion of a rail holding rod B, the lower portion of the rail holding rod B penetrates through the main frame and then is hinged to a pin shaft A which is installed below the main frame, a rail holding rod A is further hinged to the pin shaft A, and the lower ends of the rail holding rod B and the rail holding rod A are both of hook-shaped structures matched with rails;
a roller is further installed below the main frame, and a steel wire rope is wound on the roller to form a fixed pulley structure; the upper part of the rail holding rod A is provided with two connecting holes, the rail holding rod B positioned below the main frame is provided with a connecting hole, one end of the steel wire rope is fixed in one connecting hole at the upper part of the rail holding rod A, and the other end of the steel wire rope is fixed in the connecting hole on the rail holding rod B; the other connecting hole at the upper part of the rail holding rod A is connected with a hook of a spring, the other end of the spring is fixed on a spring clamp, and the spring clamp is fixed on the main frame.
Furthermore, the main frame comprises a side plate, an upper support plate and a lower support plate are respectively and vertically welded on the side wall of the upper part and the side wall of the lower part of the side plate, the upper support plate and the lower support plate are positioned on the same side of the side plate, and a strip hole for the rail holding rod B to move is formed in the lower support plate.
Furthermore, the lower surface of the lower support plate is welded with two shaft plates with the same structure, round holes are formed in the shaft plates, and the pin shaft A is fixedly arranged in the coaxial round hole between the two shaft plates; circular holes for the pin shaft A to pass through are formed in the lower portion of the rail holding rod B and the middle portion of the rail holding rod A, and a sleeve is fixedly mounted on the pin shaft A between the rail holding rod B and the rail holding rod A.
Further, the cylinder body of the electric cylinder is installed on the lower surface of the upper support plate, the telescopic end of the electric cylinder is provided with a round hole, the upper portion of the rail holding rod B is provided with a strip hole, and the telescopic end of the electric cylinder is hinged to the upper portion of the rail holding rod B through a pin shaft C.
Furthermore, a pin shaft B is fixed at one end, far away from the side plate, of the lower support plate, and the lower portion of the pin shaft B is located below the lower support plate and provided with a roller; the spring clip is fixed on the side plate.
Furthermore, the main frame is fixed on the construction equipment body through bolts, a force sensor is further installed at the telescopic end of the electric cylinder, and the electric cylinder and the force sensor are connected with a control system on the construction equipment.
Furthermore, a group of rib plates are welded between the upper support plate and the side plate and between the lower support plate and the side plate.
The utility model discloses following beneficial effect has:
the rail embracing system provided by the utility model has the advantages of simple overall structure, small volume, light weight, convenient installation and low manufacturing cost, and can drive two rail embracing rods to move by controlling one electric cylinder to work through a control system on construction equipment, thereby realizing synchronous rail embracing action without manual operation in the whole process and having high construction efficiency; moreover, the lower ends of the two rail holding rods are designed into hook-shaped structures matched with the shape of the rail, after the rail is locked, the rail holding rods are tightly attached to the rail, and the rail holding effect is good; utilize the utility model discloses can realize at the arbitrary position in track that locking between construction equipment and the track is fixed.
Drawings
Fig. 1 is a schematic view of the overall structure of the rail clamping system of the present invention;
fig. 2 is a schematic view of the front structure of the rail holding system of the present invention;
fig. 3 is the left side structure diagram of the rail holding system of the present invention.
In the figure: 1-a main frame; 100-rib plate; 101-side plate; 102-lower support plate; 103-axle plate; 104-an upper support plate; 2-an electric cylinder; 3-pin shaft A; 4-pin roll B; 5-pin shaft C; 6-rail clamping rod A; 7-rail clamping rod B; 8-a steel wire rope; 9-a roller; 10-a sleeve; 11-a spring; 12-a track; 13-force sensor.
Detailed Description
The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.
In the description of the present invention, it should be understood that the terms "mounting," "connecting," "fixing," and the like are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, which may be a direct connection, an indirect connection through an intermediate medium, or a communication between two elements; the use of the english letters "a", "B", "C", etc. is for the convenience of distinguishing the components with the same name, and should not be construed as limiting the present invention; the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and is not to be construed as limiting the present invention; the specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 to 3, urban rail transit construction equipment embrace rail system, including main frame 1, electronic jar 2, round pin axle A3, round pin axle B4, round pin axle C5, embrace rail pole A6, embrace rail pole B7, wire rope 8, gyro wheel 9, sleeve 10, spring 11, spring clamp.
As shown in fig. 1 and 3, the main frame 1 includes a rib plate 100, a side plate 101, a lower support plate 102, a shaft plate 103, and an upper support plate 104; the upper support plate 104 and the lower support plate 102 are respectively welded on the upper side wall and the lower side wall of the side plate 101, are positioned on the same side of the side plate 101 and are perpendicular to the side plate 101, and a group of rib plates 100 are respectively welded between the upper support plate 104 and the side plate 101 and between the lower support plate 102 and the side plate 101; the lower surface of the lower support plate 102 is welded with two shaft plates 103 with the same structure, round holes are formed in the two shaft plates 103, the round holes in the two shaft plates 103 are coaxial, and a pin shaft A3 is fixedly arranged in the round hole between the two shaft plates 103; in practical application, the main frame 1 is integrally connected to the construction equipment body by bolts.
As shown in fig. 1, the cylinder body of the electric cylinder 2 is mounted on the lower surface of the upper support plate 104 through a bolt, a round hole is formed in the telescopic end of the electric cylinder 2, a long hole is formed in the upper portion of the rail embracing rod B7, and the hinge pin C5 penetrates through the round hole in the telescopic end of the electric cylinder 2 and the long hole in the upper portion of the rail embracing rod B7 to form a hinged connection mode. As shown in fig. 1 and 3, the lower support plate 102 is provided with a long hole for moving the rail holding rod B7, the lower part of the rail holding rod B7 is provided with a round hole, the middle part of the rail holding rod A6 is also provided with a round hole, the pin shaft A3 passes through the round holes at the lower part of the rail holding rod B7 and the middle part of the rail holding rod A6, and the pin shaft A3 between the rail holding rod B7 and the rail holding rod A6 is further fixedly provided with a sleeve 10 for separating the rail holding rod B7 from the rail holding rod A6; the rail holding rod B7 and the rail holding rod A6 are hinged with the pin shaft A3 and can rotate around the pin shaft A3.
As shown in fig. 2, a pin B4 is fixed at one end of the lower support plate 102 far away from the side plate 101, the lower part of the pin B4 is located below the lower support plate 102 and is provided with a roller 9, the roller 9 can rotate around the pin B4, and a steel wire rope 8 is wound on the roller 9 to form a fixed pulley structure; two connecting holes are formed in the upper portion of the rail clamping rod A6, and a connecting hole is formed in a rail clamping rod B7 located between the pin shaft A3 and the lower support plate 102; one end of the steel wire rope 8 is fixed in a connecting hole at the upper part of the rail holding rod A6, and the other end of the steel wire rope is fixed in a connecting hole on the rail holding rod B7. The lower ends of the rail holding rod A6 and the rail holding rod B7 are designed into hook-shaped structures matched with the rail 12, so that the rail holding rods can be conveniently attached and clamped with the rail, and the locking effect is further ensured.
As shown in fig. 2, a hook at one end of the spring 11 is connected to another connecting hole at the upper part of the rail clamping rod A6, and the other end of the spring 11 is fixed on a spring clamp which is fixed on a side plate 101 below the lower support plate 102 through a bolt.
When the rail needs to be held tightly, the control system controls the extending end of the electric cylinder 2 to move upwards, so that the pin shaft C5 is driven to move upwards along the strip hole on the rail holding rod B7, the upper part of the rail holding rod B7 is further pulled to move upwards, and the rail holding rod B7 rotates clockwise by taking the pin shaft A3 as a rotating center until the lower end of the rail holding rod B7 is tightly attached to one side of the rail; when the rail embracing rod B7 rotates, one end of a steel wire rope 8 connected with the rail embracing rod B can be pulled to move towards the direction close to the side plate 101, the other end of the steel wire rope 8 connected with the rail embracing rod A6 can move towards the direction far away from the side plate 101, the resistance of a spring 11 is overcome, and the upper part of the rail embracing rod A6 is pulled to move towards the direction far away from the side plate 101, so that the rail embracing rod A6 rotates anticlockwise by taking the pin shaft A3 as a rotation center; when the lower end of the rail holding rod B7 is attached and clamped to one side of the rail, the rail holding rod A6 is also attached and clamped to the other side of the rail; after the rail clamping rod A6 is tightly attached to the rail through the rail clamping rod B7, the force value measured by the force sensor 13 reaches a threshold value in the control system, the control system controls the electric cylinder 2 to stop working, the electric cylinder 2 keeps the current state, and at the moment, rail clamping is completed.
When the track needs to be loosened, the control system controls the extending end of the electric cylinder 2 to move downwards to drive the pin shaft C5 to move downwards along the strip hole in the track holding rod B7, so that the upper part of the track holding rod B7 is pushed to move downwards, the track holding rod B7 rotates anticlockwise by taking the pin shaft A3 as a rotation center, and the lower end of the track holding rod B7 is separated from the track; in the process of anticlockwise rotating of the rail holding rod B7, because the steel wire rope 8 can only be pulled and can not be pushed, one end of the steel wire rope 8 connected with the rail holding rod B7 is not stressed, the other end of the steel wire rope 8 connected with the rail holding rod A6 is not stressed, the upper part of the rail holding rod A6 moves towards the direction close to the side plate 101 under the action of spring force, namely the rail holding rod A6 rotates clockwise by taking the pin shaft A3 as a rotating center, and the separation of the lower end and a rail is realized; when the stroke of the electric cylinder 2 reaches the design threshold value, the control system controls the electric cylinder 2 to stop working, the electric cylinder 2 keeps the current state, and at the moment, the operation that the rail holding system is separated from the rail is completed.
Control system is prior art to electric cylinder 2's control, force sensor to electric cylinder 2's output value's detection etc, the utility model discloses no longer give unnecessary details to its principle. The embodiment is a preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and any obvious improvement, replacement or modification which can be made by those skilled in the art without departing from the essence of the present invention belongs to the protection scope of the present invention.
Claims (8)
1. A rail holding system of urban rail transit construction equipment is characterized by comprising a main frame (1), wherein an electric cylinder (2) is installed on the upper portion of the main frame (1), the telescopic end of the electric cylinder (2) is hinged with the upper portion of a rail holding rod B (7), the lower portion of the rail holding rod B (7) penetrates through the main frame (1) and is hinged and installed on a pin shaft A (3) below the main frame (1), and a rail holding rod A (6) is further hinged and installed on the pin shaft A (3); gyro wheel (9) are still installed to main frame (1) below, and the winding has wire rope (8) on gyro wheel (9), forms a fixed pulley structure, and wire rope (8) one end is fixed in a connecting hole on embracing rail pole A (6) upper portion, and the other end is fixed in embracing the connecting hole on rail pole B (7), installs spring (11) between another connecting hole on embracing rail pole A (6) upper portion and main frame (1).
2. The rail holding system of the urban rail transit construction equipment according to claim 1, wherein the main frame (1) comprises a side plate (101), an upper support plate (104) and a lower support plate (102) are respectively welded to the side wall of the upper portion and the side wall of the lower portion of the side plate (101) in a vertical manner, the upper support plate (104) and the lower support plate (102) are located on the same side of the side plate (101), and a long hole for moving the rail holding rod B (7) is formed in the lower support plate (102).
3. The rail holding system of the urban rail transit construction equipment according to claim 2, wherein two shaft plates (103) with the same structure are welded to the lower surface of the lower support plate (102), the shaft plates (103) are both provided with circular holes, and the pin shaft A (3) is fixedly installed in the coaxial circular hole between the two shaft plates (103); the lower part of the rail holding rod B (7) and the middle part of the rail holding rod A (6) are provided with round holes for the pin shaft A (3) to pass through, and a sleeve (10) is fixedly arranged on the pin shaft A (3) between the rail holding rod B (7) and the rail holding rod A (6).
4. The rail clamping system of the urban rail transit construction equipment as claimed in claim 2, wherein a cylinder body of the electric cylinder (2) is mounted on the lower surface of the upper support plate (104), a circular hole is formed in the telescopic end of the electric cylinder (2), a long hole is formed in the upper portion of the rail clamping rod B (7), and the telescopic end of the electric cylinder (2) is hinged to the upper portion of the rail clamping rod B (7) through a pin shaft C (5).
5. The rail holding system of the urban rail transit construction equipment according to claim 2, wherein a pin B (4) is fixed to one end of the lower support plate (102) far away from the side plate (101), and the lower portion of the pin B (4) is located below the lower support plate (102) and is provided with a roller (9); a hook of a spring (11) is connected in another connecting hole at the upper part of the rail holding rod A (6), the other end of the spring (11) is fixed on a spring clamp, and the spring clamp is fixed on the side plate (101).
6. The rail holding system of the urban rail transit construction equipment according to claim 1, wherein the main frame (1) is fixed on a construction equipment body through bolts, a force sensor (13) is further installed at a telescopic end of the electric cylinder (2), and the electric cylinder (2) and the force sensor (13) are both connected with a control system on the construction equipment.
7. The rail holding system of urban rail transit construction equipment according to claim 1, wherein the lower ends of the rail holding rod B (7) and the rail holding rod A (6) are both hook-shaped structures matched with the rail (12).
8. The urban rail transit construction equipment rail holding system according to claim 2, wherein a set of ribs (100) are welded between the upper support plate (104) and the side plate (101) and between the lower support plate (102) and the side plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222088438.2U CN218090326U (en) | 2022-08-09 | 2022-08-09 | Rail holding system of urban rail transit construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222088438.2U CN218090326U (en) | 2022-08-09 | 2022-08-09 | Rail holding system of urban rail transit construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218090326U true CN218090326U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222088438.2U Active CN218090326U (en) | 2022-08-09 | 2022-08-09 | Rail holding system of urban rail transit construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218090326U (en) |
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- 2022-08-09 CN CN202222088438.2U patent/CN218090326U/en active Active
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