Novel hydraulic brake of positioning vehicle

Abstract

The utility model relates to the technical field of hydraulic brakes, and discloses a novel positioning vehicle hydraulic brake which comprises a mounting frame, a first brake caliper is rotationally connected to the inner side of the mounting frame, a second brake caliper is rotationally connected to the inner side of the mounting frame, and the first brake caliper and the second brake caliper are symmetrically mounted around a central rotating shaft. One end of the mounting frame is in threaded connection with an adjusting bolt, one end of the adjusting bolt is rotatably connected with the first brake caliper, brake pads are fixedly mounted on one side of the first brake caliper and one side of the second brake caliper, an oil cylinder is fixedly mounted at one end of the second brake caliper, and a spring is fixedly mounted at one end of the oil cylinder. The first adjusting nut is in contact with one end of the spring, one end of the oil cylinder is in threaded connection with the second adjusting nut, one end of the oil cylinder is in threaded connection with the two third adjusting nuts, and the two third adjusting nuts are both in contact with one end of the second brake caliper, so that installation and maintenance are facilitated, sealing and throwing are conducted at any time when problems occur, and normal and continuous production is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic brake technology field, concretely is a new positioning vehicle hydraulic brake. BACKGROUND

[0002] The car tipper is a large mechanical device used for tipping open-top coal train skin. In order to realize the function of pushing the train without driving the train head and adjusting the position of the train carriage, a positioning vehicle is installed on each side of the car tipper entrance. Each positioning vehicle is equipped with 12 driving devices, and each driving device is equipped with 12 electromagnetic brakes for emergency braking function of the positioning vehicle.

[0003] However, the existing new positioning vehicle hydraulic brake, the electromagnetic brake is usually installed horizontally. Due to the continuous vibration during the operation of the positioning vehicle, the brake locking bolt falls off, which causes the brake to abnormally lock and fall off, and due to the aging of the seal and disc spring, etc., the brake often appears the fault of opening overtime, which affects the automation and operation efficiency, and there is a safety hazard. UTILITY MODEL CONTENTS

[0004] The utility model provides a new positioning vehicle hydraulic brake, has the beneficial effect that convenient installation and maintenance are realized, low cost, low failure rate, problems can be locked and fallen off at any time, which ensures the normal continuous production, solves the problem that the continuous vibration during the operation of the positioning vehicle in the above background technology causes the brake locking bolt to fall off, which causes the brake to abnormally lock and fall off, and due to the aging of the seal and disc spring, etc., the brake often appears the fault of opening overtime, which affects the automation and operation efficiency, and there is a safety hazard.

[0005] The utility model provides the following technical scheme: a new positioning vehicle hydraulic brake, as an optional scheme of the new positioning vehicle hydraulic brake of the utility model, wherein: including mounting frame, the first brake caliper is rotatably connected in the inside of mounting frame, the second brake caliper is rotatably connected in the inside of mounting frame, and the first brake caliper and the second brake caliper are symmetrically installed around the center rotating shaft, the adjusting bolt is screw connected at one end of mounting frame, the adjusting bolt is rotatably connected at one end with the first brake caliper, the brake pad is fixedly installed on one side of the first brake caliper and the second brake caliper, the oil cylinder is fixedly installed at one end of the second brake caliper, the spring is fixedly installed at one end of the oil cylinder, the first adjusting nut is screw connected at one end of the oil cylinder, and the first adjusting nut is in contact with one end of the spring, the second adjusting nut is screw connected at one end of the oil cylinder, two third adjusting nuts are screw connected at one end of the oil cylinder, and the two third adjusting nuts are in contact with one end of the second brake caliper.

[0006] Preferably, the mounting frame includes a first web and side plates fixedly installed on both sides of the first web, and a second web is fixedly installed between the two side plates.

[0007] Preferably, a threaded groove is formed through one side of the first web, and the adjusting bolt is threadedly connected with the threaded groove.

[0008] Preferably, a connecting plate is fixedly installed on one side of the first brake caliper, and one end of the adjusting bolt is rotatably connected with the connecting plate.

[0009] Preferably, a supporting plate is fixedly installed on the inner side of the second brake caliper through a screw.

[0010] Preferably, two fixing plates are fixedly installed on one end of the oil cylinder, the two fixing plates are in contact with the second brake caliper, a rotating shaft is fixedly installed on one side of the fixing plate, the rotating shaft is rotatably connected with the second brake caliper, a circular plate is slidably connected with one end of the oil cylinder, the circular plate is fixedly connected with one end of the spring, and the first adjusting nut is located at the joint of the circular plate.

[0011] Preferably, an oil injection hole is formed through one side of the oil cylinder.

[0012] The utility model has the following beneficial effects:

[0013] When pressure oil enters the oil cylinder, the cylinder rod is pushed to move downward to compress the spring, so as to open the first brake caliper and the second brake caliper, and the first brake caliper and the second brake caliper are restored to clamping under the action of the spring after the oil pressure is unloaded, the adjusting bolt installed on the upper side of the mounting frame is used for adjusting the up-down gap of the first brake caliper and the second brake caliper, the spring on the oil cylinder is used for providing the brake torque of the brake, the first adjusting nut, the second adjusting nut and the two second adjusting nuts on the cylinder rod of the oil cylinder are respectively used for adjusting the brake torque, opening the gap and performing sealing and throwing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model.

[0015] Figure 2 It is a mounting frame structure schematic view of the utility model.

[0016] Figure 3 It is a first brake caliper and second brake caliper structure schematic view of the utility model.

[0017] Figure 4 It is an oil cylinder structure schematic view of the utility model.

[0018] In the diagram: 1. Mounting bracket; 11. First web plate; 111. Threaded groove; 12. Side plate; 13. Second web plate; 2. First brake caliper; 21. Connecting plate; 3. Second brake caliper; 31. Support plate; 4. Adjusting bolt; 5. Brake pad; 6. Hydraulic cylinder; 61. Fixing plate; 62. Rotating shaft; 63. Circular plate; 64. Oil injection hole; 7. Spring; 8. First adjusting nut; 9. Second adjusting nut; 10. Third adjusting nut. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Example:

[0021] This embodiment aims to address the issue of continuous vibration during the positioning vehicle's operation, which causes the brake's sealing bolts to fall off. Furthermore, due to problems such as aging of the seals and disc springs, please refer to [the relevant documentation / reference]. Figures 1-4 A novel hydraulic brake for a positioning vehicle includes a mounting bracket 1. A first brake caliper 2 is rotatably connected to the inner side of the mounting bracket 1, and a second brake caliper 3 is also rotatably connected to the inner side of the mounting bracket 1. The first brake caliper 2 and the second brake caliper 3 are symmetrically mounted around a central axis. An adjusting bolt 4 is threaded to one end of the mounting bracket 1, and one end of the adjusting bolt 4 is rotatably connected to the first brake caliper 2. The gap between the first brake caliper 2 and the second brake caliper 3 can be adjusted by adjusting the adjusting bolt 4. Brake pads 5 are fixedly mounted on one side of both the first brake caliper 2 and the second brake caliper 3. A hydraulic cylinder 6 is fixedly mounted on one end of the second brake caliper 3. A spring 7 is installed. One end of the hydraulic cylinder 6 is threadedly connected to a first adjusting nut 8, which is in contact with one end of the spring 7. One end of the hydraulic cylinder 6 is threadedly connected to a second adjusting nut 9. Two third adjusting nuts 10 are threadedly connected to one end of the hydraulic cylinder 6, and both third adjusting nuts 10 are in contact with one end of the second brake caliper 3. The first brake caliper 2 and the second brake caliper 3 are 10mm thick. The center support block of the first brake caliper 2 is 35mm thick and its tail is connected to the hydraulic cylinder 6. The center support block of the second brake caliper 3 is 55mm thick and its tail has a through hole with a diameter of 15mm for installing and opening the hydraulic cylinder 6.

[0022] In this embodiment: the mounting frame 1 includes a first web plate 11 and side plates 12 fixedly installed on both sides of the first web plate 11. A second web plate 13 is fixedly installed between the two side plates 12. The two side plates 12 are 10mm thick, the first web plate 11 and the second web plate 13 are 20mm thick, and the diameter of the central mounting hole is 15mm.

[0023] The first web plate 11 is provided with a threaded groove 111 on one side, and the adjusting bolt 4 is threadedly connected with the threaded groove 111, so that the threaded groove 111 can be used for connection, and the gap between the first brake caliper 2 and the second brake caliper 3 can be adjusted by rotating the adjusting bolt 4.

[0024] The first brake caliper 2 is fixedly provided with a connecting plate 21 on one side, and one end of the adjusting bolt 4 is rotatably connected with the connecting plate 21, so that the connecting plate 21 can be used for connection, and the second brake caliper 3 is fixedly provided with a supporting plate 31 on the inner side through a screw, so that the supporting plate 31 can improve the connection strength.

[0025] The oil cylinder 6 is fixedly provided with two fixed plates 61 on one end, the two fixed plates 61 are in contact with the second brake caliper 3, the fixed plate 61 is fixedly provided with a rotating shaft 62 on one side, and the rotating shaft 62 is rotatably connected with the second brake caliper 3, the oil cylinder 6 is slidably connected with a round plate 63 on one end, the round plate 63 is fixedly connected with one end of the spring 7, and the first adjusting nut 8 is located at the joint of the round plate 63, the oil cylinder 6 is a single-acting oil cylinder 6, a detection pin shaft of a piston stroke is arranged on the top of the oil cylinder 6, so as to detect the extension degree of the oil cylinder 6, and further detect whether the brake is opened. The braking torque of the brake mainly comes from the spring 7, the diameter of the spring 7 is 45 mm, and the wire diameter is 5 mm. The first adjusting nut 8 is mainly used for adjusting the pre-tightening force of the spring 7, and further adjusting the braking torque, the second adjusting nut 9 is used for sealing the brake when the brake fails, and the third adjusting nut 10 is used for adjusting the opening gap.

[0026] The oil cylinder 6 is provided with an oil injection hole 64 on one side, when the hydraulic oil enters the left chamber of the oil cylinder 6 through the oil injection hole 64, the piston rod and the piston compress the spring 7, so that the brake is opened, when the oil pressure is unloaded, the hydraulic oil returns to the oil tank through the oil injection hole 64, and the cylinder rod and the piston return to the original position under the action of the spring 7.

[0027] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying any such actual relationship or order between these entities or actions. Moreover, the terms "comprising", "containing" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment.

[0028] The above description is only the preferred embodiments of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection scope of the present application.

Claims

1. A new type of positioning vehicle hydraulic brake comprising a mounting frame (1), characterized in that: The first brake caliper (2) is rotatably connected to the inner side of the mounting frame (1), the second brake caliper (3) is rotatably connected to the inner side of the mounting frame (1), and the first brake caliper (2) and the second brake caliper (3) are symmetrically mounted around the center rotating shaft, one end of the mounting frame (1) is threadedly connected with an adjusting bolt (4), one end of the adjusting bolt (4) is rotatably connected with the first brake caliper (2), the first brake caliper (2) and the second brake caliper (3) are fixedly installed with brake pads (5) on one side, the second brake caliper (3) is fixedly installed with an oil cylinder (6) at one end, the oil cylinder (6) is fixedly installed with a spring (7) at one end, the oil cylinder (6) is threadedly connected with a first adjusting nut (8) at one end, and the first adjusting nut (8) is in contact with one end of the spring (7), the oil cylinder (6) is threadedly connected with a second adjusting nut (9) at one end, and the oil cylinder (6) is threadedly connected with two third adjusting nuts (10) at one end, and the two third adjusting nuts (10) are in contact with one end of the second brake caliper (3).

2. The hydraulic brake of the novel positioning vehicle according to claim 1, characterized in that: The mounting frame (1) comprises a first web plate (11) and side plates (12) fixedly installed on both sides of the first web plate (11), and a second web plate (13) is fixedly installed between the two side plates (12).

3. The hydraulic brake of the novel positioning vehicle according to claim 2, characterized in that: The first web plate (11) is provided with a threaded groove (111) on one side, and the adjusting bolt (4) is threadedly connected with the threaded groove (111).

4. The hydraulic brake of the novel positioning vehicle according to claim 1, characterized in that: The first brake caliper (2) is fixedly installed with a connecting plate (21) on one side, and one end of the adjusting bolt (4) is rotatably connected with the connecting plate (21).

5. The hydraulic brake of the novel positioning vehicle according to claim 1, characterized in that: The second brake caliper (3) is fixedly installed with a supporting plate (31) on the inner side through a screw.

6. The hydraulic brake of the novel positioning vehicle according to claim 1, characterized in that: The oil cylinder (6) is fixedly installed with two fixed plates (61) at one end, the two fixed plates (61) are in contact with the second brake caliper (3), the fixed plate (61) is fixedly installed with a rotating shaft (62) on one side, and the rotating shaft (62) is rotatably connected with the second brake caliper (3), the oil cylinder (6) is slidably connected with a circular plate (63) at one end, the circular plate (63) is fixedly connected with one end of the spring (7), and the first adjusting nut (8) is in contact with the circular plate (63).

7. The hydraulic brake of the novel positioning vehicle according to claim 1, characterized in that: The oil cylinder (6) is provided with an oil injection hole (64) on one side.

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