Pressure monitoring device of crane braking system

Abstract

The utility model discloses a pressure monitoring device of a crane braking system, which relates to the technical field of cranes and comprises a pressure gauge and an audible and visual alarm, the audible and visual alarm is fixedly mounted on the outer wall of one side of the pressure gauge, and one end of a rotating shaft of the pressure gauge is fixedly sleeved with a pointer. A power supply controller is fixedly arranged at the position, corresponding to the audible and visual alarm, of the inner wall of the pressure gauge, a groove is formed in one side of the power supply controller, a first electrode plate is fixedly arranged on one side of the interior of the groove, and a second electrode plate is slidably arranged on the other side of the interior of the groove; the first electrode plate and the second electrode plate are electrically connected with two electrodes of a power supply controller respectively, the power supply controller is electrically connected with an audible and visual alarm, and a pushing mechanism for driving the second electrode plate to move is arranged on one side of the pointer. According to the utility model, when the pressure is too large, sound-light alarm can be automatically sent out, and workers can be reminded in time.

Description

Technical Field

[0001] The utility model relates to the technical field of cranes, in particular to a pressure monitoring device for a crane braking system. Background Art

[0002] Crane braking system is a key part to ensure the safe operation of the crane. Its pressure state directly affects the braking effect and the stability of the whole machine. The current pressure monitoring device of the crane braking system is usually a simple mechanical gauge. During use, the staff needs to observe the value on the gauge with the naked eye. In actual use, the staff has no time to look at the pressure gauge or forgets to look at the pressure gauge during operation. If the brake system pressure is abnormal, the pressure gauge alone cannot tell the driver the current status of the equipment in time, which often threatens the safety of the driver himself. Utility Model Content

[0003] In view of the problems existing in the pressure monitoring device of the existing crane braking system, the present utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a pressure monitoring device for a crane braking system, which solves the problem that the pressure monitoring device for a crane braking system in the prior art is usually a simple mechanical gauge. During use, the staff is required to observe the values ​​on the gauge with the naked eye. In actual use, the staff may have no time to look at the pressure gauge or forget to look at the pressure gauge during operation. If the pressure of the braking system is abnormal, the pressure gauge alone cannot promptly tell the driver the current status of the equipment, which often threatens the safety of the driver himself.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A pressure monitoring device for a crane braking system comprises a pressure gauge and an audible and visual alarm, wherein the audible and visual alarm is fixedly mounted on an outer wall of one side of the pressure gauge, a rotating shaft is rotatably arranged in the middle of the pressure gauge, a pointer is fixedly sleeved on one end of the rotating shaft of the pressure gauge, a power controller is fixedly arranged on the inner wall of the pressure gauge and at a position corresponding to the audible and visual alarm, a groove is provided on one side of the power controller, a first electrode sheet is fixedly arranged on one side of the interior of the groove, a second electrode sheet is slidably arranged on the other side of the interior of the groove, the first electrode sheet and the second electrode sheet are respectively electrically connected to the two poles of the power controller, the power controller is electrically connected to the audible and visual alarm, and a pushing mechanism for driving the second electrode sheet to move is provided on one side of the pointer.

[0007] Preferably, the pushing mechanism includes a first arc plate and a second arc plate, the first arc plate is fixedly arranged at one end of the pointer, the second arc plate is arranged on a side of the power controller close to the pointer, and a sliding rod is fixedly arranged on the side of the second electrode sheet away from the first electrode sheet, and one end of the sliding rod extends to the outside of the groove and is fixedly connected to the second arc plate.

[0008] Preferably, a spring is provided on a movable sleeve at one outer end of the slide rod, and the high end of the spring is fixedly connected to the corresponding second arc plate and the outer wall of the power controller respectively.

[0009] Preferably, fixed tubes are provided on both sides of the power controller, one end of the fixed tubes is fixedly connected to the inner wall of the pressure gauge, and a movable rod is provided in the internal movable sleeve of the fixed tube, one end of the movable rod is fixedly connected to the second arc plate.

[0010] Preferably, a blocking rod is fixedly provided on the inner side of the pressure gauge and on a side of the second arc-shaped plate away from the pointer.

[0011] Preferably, an anti-fog film is affixed to the inner wall of the cover plate of the pressure gauge.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] The utility model can make the rotating shaft of the pressure gauge drive the pointer to rotate when the pressure gauge monitors that the pressure of the crane brake system is too large, and the pointer pushes the second arc plate to the side close to the power controller, so that the second electrode sheet moves to contact the first electrode sheet, and the power of the sound and light alarm is turned on, so that the sound and light alarm emits sound and flashes to alarm, so that the staff can find it in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 This is a structural schematic diagram of a pressure monitoring device for a crane braking system proposed by the utility model;

[0016] Figure 2 for Figure 1 Schematic diagram of the internal structure;

[0017] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of part A in the middle.

[0018] Description of reference numerals:

[0019] 1. Pressure gauge; 2. Sound and light alarm; 3. Rotating shaft; 4. Pointer; 5. First arc plate; 6. Stop lever; 7. Power controller; 8. First electrode sheet; 9. Second electrode sheet; 10. Sliding rod; 11. Spring; 12. Second arc plate; 13. Fixed tube; 14. Movable rod. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0021] The utility model embodiment discloses a pressure monitoring device for a crane braking system.

[0022] Embodiment 1

[0023] Reference Figure 1-3 , a pressure monitoring device for a crane braking system comprises a pressure gauge 1 and an audible and visual alarm 2, the audible and visual alarm 2 is fixedly mounted on one side outer wall of the pressure gauge 1, a rotating shaft 3 is rotatably arranged in the middle of the pressure gauge 1, a pointer 4 is fixedly sleeved at one end of the rotating shaft 3 of the pressure gauge 1, an anti-fog film is affixed to the inner wall of the cover plate of the pressure gauge 1 to prevent the pressure gauge 1 from fogging as much as possible, a power controller 7 is fixedly arranged on the inner wall of the pressure gauge 1 and at a position corresponding to the audible and visual alarm 2, a groove is provided on one side of the power controller 7, a first electrode sheet 8 is fixedly arranged on one side of the inner part of the groove, a second electrode sheet 9 is slidably arranged on the other side of the inner part of the groove, the first electrode sheet 8 and the second electrode sheet 9 are electrically connected to the two poles of the power controller 7 respectively, the power controller 7 is electrically connected to the audible and visual alarm 2, a stop rod 6 is fixedly arranged on the inner side of the pressure gauge 1 and on the side of the second arc plate 12 away from the pointer 4, which can limit the pointer 4.

[0024] Embodiment 2

[0025] Reference Figure 1-3 A pushing mechanism for driving the second electrode sheet 9 to move is provided on one side of the pointer 4, and the pushing mechanism includes a first arc plate 5 and a second arc plate 12. The first arc plate 5 is fixedly arranged at one end of the pointer 4, and the second arc plate 12 is arranged on the side of the power controller 7 close to the pointer 4. A sliding rod 10 is fixedly arranged on the side of the second electrode sheet 9 away from the first electrode sheet 8. One end of the sliding rod 10 extends to the outside of the groove and is fixedly connected to the second arc plate 12. A spring 11 is movably sleeved on one end of the outer side of the sliding rod 10. The high ends of the spring 11 are respectively fixedly connected to the corresponding second arc plate 12 and the outer wall of the power controller 7, so as to facilitate the resetting of the second arc plate 12.

[0026] Embodiment 3

[0027] Reference Figure 1-3A fixed tube 13 is provided on both sides of the power controller 7, one end of the fixed tube 13 is fixedly connected to the inner wall of the pressure gauge 1, and a movable rod 14 is provided inside the fixed tube 13, one end of the movable rod 14 is fixedly connected to the second arc plate 12, so that the second arc plate 12 can slide stably.

[0028] In the utility model, when in use, when the pressure gauge 1 detects that the pressure of the crane braking system is too high, the rotating shaft 3 of the pressure gauge 1 drives the pointer 4 to rotate, and the pointer 4 pushes the second arc plate 12 to the side close to the power controller 7, so that the second electrode sheet 9 moves to contact the first electrode sheet 8, that is, the power of the sound and light alarm 2 is turned on, so that the sound and light alarm 2 emits sound and flashes to alarm, so that the staff can find it in time.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A pressure monitoring device for a crane braking system, comprising a pressure gauge (1) and an audible and visual alarm (2), characterized in that: The sound and light alarm (2) is fixedly mounted on an outer wall of one side of the pressure gauge (1); a rotating shaft (3) is rotatably arranged in the middle of the pressure gauge (1); a pointer (4) is fixedly sleeved on one end of the rotating shaft (3) of the pressure gauge (1); a power controller (7) is fixedly arranged on the inner wall of the pressure gauge (1) and at a position corresponding to the sound and light alarm (2); a groove is provided on one side of the power controller (7); a first electrode sheet (8) is fixedly arranged on one side of the groove; a second electrode sheet (9) is slidably arranged on the other side of the groove; the first electrode sheet (8) and the second electrode sheet (9) are respectively electrically connected to two poles of the power controller (7); the power controller (7) is electrically connected to the sound and light alarm (2); and a driving mechanism for driving the second electrode sheet (9) to move is provided on one side of the pointer (4).

2. The pressure monitoring device for a crane braking system according to claim 1, characterized in that: The pushing mechanism comprises a first arc-shaped plate (5) and a second arc-shaped plate (12), wherein the first arc-shaped plate (5) is fixedly arranged at one end of the pointer (4), and the second arc-shaped plate (12) is arranged at a side of the power controller (7) close to the pointer (4), and a sliding rod (10) is fixedly arranged at a side of the second electrode sheet (9) away from the first electrode sheet (8), and one end of the sliding rod (10) extends to the outside of the groove and is fixedly connected to the second arc-shaped plate (12).

3. The pressure monitoring device for a crane braking system according to claim 2, characterized in that: A spring (11) is movably sleeved on one end of the outer side of the slide rod (10), and the upper end of the spring (11) is fixedly connected to the corresponding second arc-shaped plate (12) and the outer wall of the power controller (7).

4. The pressure monitoring device for a crane braking system according to claim 2, characterized in that: A fixed tube (13) is provided on both sides of the power controller (7), one end of the fixed tube (13) is fixedly connected to the inner wall of the pressure gauge (1), and a movable rod (14) is provided inside the fixed tube (13), and one end of the movable rod (14) is fixedly connected to the second arc-shaped plate (12).

5. The pressure monitoring device for a crane braking system according to claim 1, characterized in that: A blocking rod (6) is fixedly arranged on the inner side of the pressure gauge (1) and on the side of the second arc-shaped plate (12) away from the pointer (4).

6. The pressure monitoring device for a crane braking system according to claim 1, characterized in that: The inner wall of the cover plate of the pressure gauge (1) is affixed with an anti-fog film.

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