Multifunctional rail plate pressing lever

Abstract

The application discloses a kind of track plate multifunctional press lever, including press lever, the press lever is transversely arranged on track plate top surface, and each set of pressing assembly and a set of pressing force feedback device are arranged in the both ends of press lever;The pressing assembly includes sliding column, fixed column, screw rod and locking nut, and the lower end of fixed column is fixedly connected on the side wall of base plate.The application is provided with pressing assembly and pressing force feedback device, and locking nut is rotated during use, and screw rod drives hydraulic cylinder to rise, and the lower end of fixed column is fixedly connected on the side wall of base plate, and sliding column moves downward under the action of pressing force, and drives press lever to press track plate, and the pressure in hydraulic cylinder increases simultaneously, and oil pipe delivers hydraulic oil to liquid pressure display device, and the size of pressing force is displayed in real time, so that staff can intuitively monitor the change of pressing force in real time, improve construction efficiency, and ensure that the pressing force of each track plate reaches the design requirement, avoid track plate floating deviation due to insufficient pressing force.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of track slab pressing device, and particularly relates to a multifunctional track slab pressing device. BACKGROUND

[0002] The self-compacting concrete layer plays a key role in connecting the upper track structure and transferring the longitudinal, transverse and vertical loads from the upper track structure, and the construction quality of the self-compacting concrete layer determines the success or failure of the CRTS III type slab track structure. In the existing self-compacting concrete construction process, the self-compacting concrete layer is arranged between the track slab and the base, and the periphery of the self-compacting concrete filling layer needs to be limited and sealed during the pouring and forming process, and the air in the self-compacting concrete needs to be discharged, and at the same time, a downward pressure needs to be applied to the self-compacting concrete filling layer above the track slab to prevent the track slab from floating and deviating during the pouring of the self-compacting concrete or the position of the track slab from changing due to human trampling after fine adjustment. If no measures are taken in the existing construction process, the track slab may float and the track slab and the self-compacting concrete layer may be separated, which may cause great harm to the construction.

[0003] The existing track slab pressing device includes a steel pressing device, an aluminum alloy track slab pressing device and a detachable track slab pressing device, but none of them can directly show whether the track slab is pressed or not, and the pressing force can only be adjusted according to the working experience of the construction personnel, and some track slabs may still float and deviate. SUMMARY

[0004] In view of the problems in the prior art, the present application aims to provide a multifunctional track slab pressing device.

[0005] To solve the above problems, the present application adopts the following technical scheme:

[0006] A multifunctional track slab pressing device includes a pressing rod, the pressing rod is transversely arranged on the top surface of the track slab, and a set of pressing assemblies and a set of pressing force feedback devices are arranged at the two ends of the pressing rod; the pressing assembly includes a sliding column, a fixed column, a lead screw and a locking nut, the lower end of the fixed column is fixedly connected to the side wall of the base plate, the upper end of the sliding column is connected to the end of the pressing rod, the fixed column is movably inserted into the bottom of the sliding column in the up-down direction, the lead screw is connected to the top of the fixed column and the upper end of the lead screw extends upward through the top of the sliding column, the locking nut is threadedly connected to the upper end of the lead screw, and the bottom of the locking nut abuts against the surface of the top of the sliding column; the pressing force feedback device includes a hydraulic cylinder, an oil delivery pipe and a liquid pressure display device for measuring and displaying the liquid pressure, the hydraulic cylinder is connected between the lead screw and the fixed column, and the oil delivery pipe is connected between the oil outlet of the hydraulic cylinder and the liquid pressure display device for delivering the hydraulic oil in the hydraulic cylinder to the liquid pressure display device.

[0007] Preferably, the liquid pressure display device is a hydraulic pressure gauge, which is connected with the oil delivery pipe for measuring and displaying the pressure value of the hydraulic oil delivered by the oil delivery pipe, and is arranged on the surface of the pressure rod.

[0008] Preferably, the liquid pressure display device comprises a hydraulic pressure sensor, a PLC controller, a communication module and a power supply, the power supply is electrically connected with the hydraulic pressure sensor, the PLC controller and the communication module for providing power, the hydraulic pressure sensor is connected with the oil delivery pipe for measuring the pressure value of the hydraulic oil delivered by the oil delivery pipe and converting into an electric signal, the PLC controller is electrically connected with the hydraulic pressure sensor and the communication module for receiving the electric signal sent by the hydraulic pressure sensor and controlling the communication module to send to an external computer or a mobile terminal for display or storage.

[0009] Preferably, the upper end of the sliding column is hinged to the end of the pressure rod, a fixed plate is arranged below the end of the pressure rod, ear plates are arranged on both sides of the sliding column, vertical slot holes are arranged on the ear plates, tension bolts are connected to the ear plates, the bolt heads of the tension bolts abut against the surfaces of the ear plates, the shanks of the tension bolts pass through the slot holes and are threadedly connected to the fixed plate, an extension rod is arranged on the top of the fixed column, the extension rod is slidingly inserted into the top of the fixed column, a plurality of first pin holes are arranged on the extension rod in an equidistant manner along the axial direction of the extension rod, a second pin hole is arranged on the top of the fixed column in a transverse direction, the second pin hole is aligned with one of the first pin holes and a latch is connected in the second pin hole, a vertical slot is arranged on the surface of the sliding column for the latch to slide up and down, and the upper end of the extension rod is connected to the hydraulic cylinder.

[0010] Preferably, the hydraulic cylinder comprises a cylinder body and a piston rod, the cylinder body is connected to the bottom of the lead screw, the piston rod is connected to the top of the extension rod, and an oil outlet is arranged on the lower part of the cylinder body and connected to the oil delivery pipe.

[0011] Preferably, a fixed hole is arranged on the bottom of the fixed column in a transverse direction and penetrates the fixed column.

[0012] Preferably, a jacking bolt is threadedly connected to the fixed plate, and the end of the jacking bolt abuts against the surface of the side formwork of the track plate.

[0013] Preferably, the PLC controller, the communication module and the power supply are arranged in a control box, the control box is detachably connected to the surface of the pressure rod, the hydraulic pressure sensor is arranged in the pressure rod, and the control box and the pressure rod are provided with opposite wire outlets.

[0014] Preferably, the control box comprises a box body and a box cover, the box body is open on one side facing the pressing rod, the box cover covers the opening of the box body, connecting plates are arranged on both sides of the opening of the box body, gourd-shaped holes are arranged on the connecting plates, screws are connected to the surface of the pressing rod, and the box body is hung on the screws on the surface of the pressing rod through the gourd-shaped holes on the connecting plates.

[0015] Preferably, a spring is sleeved on the lead screw, the upper end of the spring abuts below the top of the sliding column, and the lower end of the spring abuts the top of the hydraulic cylinder.

[0016] The beneficial effects of the present application are as follows:

[0017] Compared with the prior art, the present application has the following advantages:

[0018] The present application has the following advantages: BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The present application has the following advantages:

[0020] Figure 2 The present application has the following advantages:

[0021] Figure 3 The present application has the following advantages:

[0022] Figure 4 The present application has the following advantages:

[0023] Figure 5 The present application has the following advantages:

[0024] Figure 6 The present application has the following advantages:

[0025] In the figure: 1. Pressure rod; 11. Fixed plate; 111. Tension bolt; 112. Jack bolt; 2. Sliding column; 21. Ear plate; 211. Bar hole; 22. Vertical slot; 3. Fixed column; 31. Second pin hole; 32. Latch; 33. Fixed hole; 4. Screw; 41. Spring; 5. Lock nut; 61. Cylinder body; 62. Piston rod; 63. Extension rod; 631. First pin hole; 7. Oil pipeline; 8. Hydraulic pressure gauge; 91. Hydraulic pressure sensor; 92. PLC controller; 93. Communication module; 94. Power supply; 95. Box body; 951. Connecting plate; 952. Gourd hole; 96. Box cover; 97. Wire outlet. DETAILED DESCRIPTION

[0026] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] like Figures 1-6 As shown, the present invention provides a technical solution: a multifunctional pressure bar for a track plate, comprising a pressure bar 1, the pressure bar 1 is horizontally placed on the top surface of the track plate, and a group of clamping components and a group of clamping force feedback devices are respectively provided at both ends of the pressure bar 1; the clamping component comprises a sliding column 2, a fixed column 3, a screw rod 4 and a locking nut 5, the lower end of the fixed column 3 is fixedly connected to the side wall of the base plate, the upper end of the sliding column 2 is connected to the end of the pressure bar 1, the fixed column 3 can be moved up and down relative to the sliding column 2 and inserted into the bottom of the sliding column 2, the screw rod 4 It is connected to the top of the fixed column 3 and the upper end of the screw rod 4 passes through the top of the sliding column 2 and extends upward. The locking nut 5 is threadedly connected to the upper end of the screw rod 4, and the bottom of the locking nut 5 abuts against the top surface of the sliding column 2; the clamping force feedback device includes a hydraulic cylinder, an oil pipe 7 and a liquid pressure display device for measuring and displaying liquid pressure. The hydraulic cylinder is connected between the screw rod 4 and the fixed column 3, and the oil pipe 7 is connected between the oil outlet of the hydraulic cylinder and the liquid pressure display device to transport the hydraulic oil in the hydraulic cylinder to the liquid pressure display device.

[0028] The present application is characterized in that the pressing assembly and the pressing force feedback device are arranged, in use, the locking nut 5 is rotated, the screw rod 4 drives the hydraulic cylinder to rise, the lower end of the fixed stand 3 is fixedly connected to the side wall of the base plate, the sliding stand 2 is moved downward under the action of the pressing force, the pressure bar 1 is pressed to the track plate, and the pressure in the hydraulic cylinder is increased, the oil delivery pipe 7 delivers the hydraulic oil to the liquid pressure display device, and the pressing force is displayed in real time, so that the worker can intuitively monitor the change of the pressing force in real time, improve the construction efficiency, and ensure that the pressing force of each track plate reaches the design requirement, and avoid the track plate from floating and deviating due to insufficient pressing force.

[0029] Further, the liquid pressure display device is a hydraulic pressure gauge 8 connected with the oil delivery pipe 7 for measuring and displaying the pressure value of the hydraulic oil delivered by the oil delivery pipe 7, in the first use of the pressure bar, the worker can twist the locking nut 5 according to the torque wrench, the locking nut 5 is twisted to the design torque value, the value displayed by the hydraulic pressure gauge 8 at this position is recorded, and then the ordinary wrench can be used to twist the locking nut 5, only the hydraulic pressure gauge 8 reaches the specified value, the construction efficiency of the worker is improved, and the pressing force of each track plate can reach the design requirement, specifically, the hydraulic pressure gauge 8 is arranged on the surface of the pressure bar 1, which is convenient for the worker to check in real time.

[0030] Further, the liquid pressure display device includes a hydraulic pressure sensor 91, a PLC controller 92, a communication module 93 and a power supply 94, the power supply 94 is electrically connected with the hydraulic pressure sensor 91, the PLC controller 92 and the communication module 93 for providing power, the hydraulic pressure sensor 91 is connected with the oil delivery pipe 7 for measuring the pressure value of the hydraulic oil delivered by the oil delivery pipe 7 and converting it into an electric signal, the PLC controller 92 is electrically connected with the hydraulic pressure sensor 91 and the communication module 93 for receiving the electric signal sent by the hydraulic pressure sensor 91 and controlling the communication module 93 to send to the external computer or mobile terminal for display or storage, so that the worker can check whether the pressing force of all pressure bars reaches the requirement through the external computer or mobile terminal without being on the construction site, or store the pressing force value to the external computer or mobile terminal for record and archive.

[0031] Further, the base plate and the track plate are inclined to be higher on one side than the other side in the super-high section, and the pressing rod 1 is also inclined to be attached to the surface of the track plate, the sliding column 2 is hinged at the end of the pressing rod 1, a fixed plate 11 is arranged below the end of the pressing rod 1, ear plates 21 are arranged on both sides of the sliding column 2, vertical strip holes 211 are arranged on the ear plates 21, tension bolts 111 are connected to the ear plates 21, the bolt heads of the tension bolts 111 abut against the surface of the ear plates 21, the screw rods of the tension bolts 111 pass through the strip holes 211 and are threadedly connected to the fixed plate 11, an elongated rod 63 is arranged on the top of the fixed column 3, the elongated rod 63 is slidingly inserted into the top of the fixed column 3, a plurality of first pin holes 631 are arranged on the elongated rod 63 at equal intervals along the axial direction of the elongated rod 63, a second pin hole 31 is arranged on the top of the fixed column 3 and penetrates the fixed column 3, the second pin hole 31 is aligned with one of the first pin holes 631 and a pin 32 is connected in the second pin hole 31, a vertical slot 22 is arranged on the surface of the sliding column 2 and allows the pin 32 to slide up and down, and the upper end of the elongated rod 63 is connected to a hydraulic cylinder. In use, the pressing rod 1 is placed on the surface of the track plate, the sliding column 2 is turned down from the hinge to be vertically connected to both sides of the base plate, the fixed column 3 is fixedly connected to the base plate, the elongated rod 63 is adjusted to be inserted into the top of the fixed column 3 to a suitable height, is fixed by the pin 32, and is threadedly connected to the fixed plate 11 by the tension bolt 111 passing through the strip hole 211 of the ear plate 21, the screw rod is tightened, the sliding column 2 drives the fixed column 3 to be closely attached to both sides of the base plate, so that the whole structure can also be used in the super-high section construction.

[0032] Specifically, the hydraulic cylinder comprises a cylinder body 61 and a piston rod 62, the cylinder body 61 is connected to the bottom of the lead screw 4, the piston rod 62 is connected to the top of the elongated rod 63, the oil outlet at the lower part of the cylinder body 61 is connected to the oil delivery pipe 7, in use, the locking nut 5 is rotated, the lead screw 4 drives the cylinder body 61 to rise, the fixed column 3 limits the piston rod 62 from rising, the pressure at the lower part of the cylinder body 61 is increased, and the hydraulic oil at the lower part of the cylinder body 61 is delivered to the liquid pressure display device through the oil delivery pipe 7.

[0033] Further, the fixed column 3 is fixed to both sides of the base plate by passing a pin through the fixed hole 33.

[0034] Further, the fixed plate 11 is threadedly connected with a jacking bolt 112, the end of the jacking bolt 112 abuts against the surface of the side formwork of the track plate, and the jacking bolt 112 is used to prevent the pressing rod from tilting in work.

[0035] Further, the PLC controller 92, the communication module 93 and the power supply 94 are arranged in a control box, the control box is detachably connected to the surface of the pressing rod 1, the hydraulic pressure sensor 91 is arranged in the pressing rod 1, the control box and the pressing rod 1 are provided with opposite wire outlets 97, in use, the communication power lines of the PLC controller 92, the communication module 93 and the power supply 94 and the communication power lines of the hydraulic pressure sensor 91 are connected to each other through plugs at the wire outlets 97, then the control box is installed on the surface of the pressing rod 1, or the communication power lines are disconnected from each other, then the control box is detached, so that the electric control module can be taken away after being detached, charging can be carried out and damage caused by long-term wind and rain in the construction site can be avoided.

[0036] Further, the control box comprises a box body 95 and a box cover 96, one side of the box body 95 is open towards the pressing rod 1, the box cover 96 is covered on the opening of the box body 95, the box body 95 is provided with connecting plates 951 on both sides of the opening, the connecting plates 951 are provided with gourd-shaped holes 952, the pressing rod 1 is connected with screws, and the box body 95 is hung on the screws on the surface of the pressing rod 1 through the gourd-shaped holes 952 on the connecting plates 951, so that the control box can be detachably connected to the surface of the pressing rod 1.

[0037] Further, the spring 41 is sleeved on the lead screw 4, the upper end of the spring 41 abuts against the lower part of the top of the sliding column 2, and the lower end of the spring 41 abuts against the top of the hydraulic cylinder, so that the hydraulic cylinder is provided with pre-tightening force.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A multifunctional pressure bar for a track plate, characterized in that: include: A pressure rod (1), the pressure rod (1) is placed horizontally on the top surface of the track plate, and a group of clamping components and a group of clamping force feedback devices are respectively provided at both ends of the pressure rod (1); The clamping assembly includes a sliding column (2), a fixed column (3), a screw rod (4) and a locking nut (5), the lower end of the fixed column (3) is fixedly connected to the side wall of the base plate, the upper end of the sliding column (2) is connected to the end of the pressure rod (1), the fixed column (3) can be inserted into the bottom of the sliding column (2) so as to move up and down relative to the sliding column (2), the screw rod (4) is connected to the top of the fixed column (3) and the upper end of the screw rod (4) passes through the top of the sliding column (2) and extends upward, the locking nut (5) is threadedly connected to the upper end of the screw rod (4), and the bottom of the locking nut (5) abuts against the top surface of the sliding column (2); The clamping force feedback device comprises a hydraulic cylinder, an oil delivery pipe (7) and a liquid pressure display device for measuring and displaying liquid pressure, wherein the hydraulic cylinder is connected between the screw rod (4) and the fixed column (3), and the oil delivery pipe (7) is connected between the oil outlet of the hydraulic cylinder and the liquid pressure display device for delivering the hydraulic oil in the hydraulic cylinder to the liquid pressure display device; The upper end of the sliding column (2) is hinged to the end of the pressure rod (1), and a fixed plate (11) is provided below the end of the pressure rod (1). Ear plates (21) are provided on both sides of the sliding column (2), and vertical strip holes (211) are provided on the ear plates (21). A tightening bolt (111) is connected to the ear plates (21), and the bolt head of the tightening bolt (111) abuts against the surface of the ear plate (21). The screw rod passes through the strip hole (211) and is threadedly connected to the fixed plate (11). An extension rod (63) is provided on the top of the fixed column (3). The extension rod (63) is slidably plugged into the top of the fixed column (3). The extension rod (63) is provided with a plurality of first pin holes (631) that pass through the extension rod (63) at equal intervals along its axial direction. The top of the fixed column (3) is provided with a second pin hole (31) that passes through the fixed column (3) laterally. The second pin hole (31) is aligned with one of the first pin holes (631) and a pin (32) is connected to the hole. A vertical groove (22) for the pin (32) to slide up and down is provided on the surface of the sliding column (2). The upper end of the extension rod (63) is connected to the hydraulic cylinder.

2. The multifunctional pressure bar of a track plate according to claim 1, characterized in that: The liquid pressure display device is a hydraulic pressure gauge (8), which is connected to the oil delivery pipe (7) and is used to measure and display the pressure value of the hydraulic oil delivered by the oil delivery pipe (7). The hydraulic pressure gauge (8) is arranged on the surface of the pressure rod (1).

3. The multifunctional pressure bar of a track plate according to claim 1, characterized in that: The liquid pressure display device includes a hydraulic pressure sensor (91), a PLC controller (92), a communication module (93) and a power supply (94), wherein the power supply (94) is electrically connected to the hydraulic pressure sensor (91), the PLC controller (92) and the communication module (93) for providing power, the hydraulic pressure sensor (91) is connected to the oil pipeline (7) for measuring the pressure value of the hydraulic oil transported by the oil pipeline (7) and converting it into an electrical signal for transmission, and the PLC controller (92) is electrically connected to the hydraulic pressure sensor (91) and the communication module (93) for receiving the electrical signal transmitted by the hydraulic pressure sensor (91) and controlling the communication module (93) to transmit the signal to an external computer or mobile terminal for display or storage.

4. The multifunctional pressure bar of a track plate according to claim 1, characterized in that: The hydraulic cylinder comprises a cylinder body (61) and a piston rod (62), wherein the cylinder body (61) is connected to the bottom of the screw rod (4), the piston rod (62) is connected to the top of the extension rod (63), and the oil outlet at the bottom of the cylinder body (61) is connected to the oil delivery pipe (7).

5. The multifunctional pressure bar for a track plate according to claim 1, characterized in that: A fixing hole (33) is provided at the bottom of the fixing column (3) and passes through the fixing column (3) transversely.

6. The multifunctional pressure bar of a track plate according to claim 1, characterized in that: A tightening bolt (112) is threadedly connected to the fixing plate (11), and an end of the tightening bolt (112) abuts against the surface of the side template of the track plate.

7. The multifunctional pressure bar of the track plate according to claim 3, characterized in that: The PLC controller (92), the communication module (93) and the power supply (94) are arranged in a control box, the control box is detachably connected to the surface of the pressure rod (1), the hydraulic pressure sensor (91) is arranged inside the pressure rod (1), and the control box and the pressure rod (1) are provided with opposite wire outlets (97).

8. The multifunctional pressure bar of the track plate according to claim 7, characterized in that: The control box comprises a box body (95) and a box cover (96), wherein the box body (95) is opened on one side of the pressure rod (1), and the box cover (96) covers the opening of the box body (95). Connecting plates (951) are provided on both sides of the opening of the box body (95), and gourd holes (952) are provided on the connecting plates (951). The surface of the pressure rod (1) is connected with screws, and the box body (95) is hung on the screws on the surface of the pressure rod (1) through the gourd holes (952) on the connecting plates (951).

9. The multifunctional pressure bar of a track plate according to claim 1, characterized in that: A spring (41) is sleeved on the screw rod (4), the upper end of the spring (41) abuts against the bottom of the top of the sliding column (2), and the lower end of the spring (41) abuts against the top of the hydraulic cylinder.

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