Automatic alarm device for rock loader when it is short of oil

Abstract

The utility model provides an automatic alarm device for oil shortage of a rock loader, belonging to the technical field of oil shortage alarm devices, comprising: a protection box, an adjusting mechanism for adjustment is installed inside the protection box, a hole groove adapted to the adjusting mechanism is installed on the top of the protection box, a pointing block is installed on the surface of the protection box and on one side of the hole groove, an alarm is installed on the surface of the protection box, mounting mechanisms for installation are installed on both sides of the protection box, a connecting plate is installed on the surface of the adjusting mechanism, and in this scheme, the protection box is installed on the surface of the oil tank through the mounting mechanism, and then the sliding column is moved to the inside of the oil tank and contacts the bottom of the oil tank through the adjusting mechanism, and can be adjusted according to different depths of the oil tank at the same time, and when the oil level is too low, the magnetic float will also be lowered, and at this time the liquid level sensor will send an alarm through the alarm, so as to facilitate the user to refuel.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil shortage alarm devices, and in particular relates to an automatic alarm device for a rock loader when it is short of oil. Background Art

[0002] A rock loader is a piece of mechanical equipment used to dig and move rocks. It is commonly used in mining, construction and civil engineering to mine rocks, excavate soil and perform foundation engineering.

[0003] After searching, a Chinese patent with an existing publication number of CN204166661U discloses a transformer oil tank oil leakage detection and alarm device, including: a collecting cover, an upper opening of the collecting cover is sleeved on the transformer oil tank, a lower opening of the collecting cover is connected to one end of a conduit, a first contact and a second contact are provided in the collecting pool, the first contact is connected to the negative pole of the battery, the second contact is connected to the alarm, the alarm is connected to the positive pole of the battery, a spring is provided in the collecting pool, one end of the spring is connected to the bottom surface of the collecting pool, and the other end of the spring is connected to the piston, the piston is located in the conduit, a conductive rod is provided on the spring, the conductive rod is horizontally placed directly above the first contact and the second contact, and the length of the conductive rod is greater than the distance between the first contact and the second contact.

[0004] Although the above-mentioned alarm device can detect and alarm the oil leaking transformer tank, has high detection efficiency, high accuracy, and does not require a lot of manpower, it is not convenient for the above-mentioned alarm device to adjust the sensing height according to the size of the oil tank, and it is not convenient to observe the liquid level height through external reference objects, which increases the probability of the user being contaminated by oil. Utility Model Content

[0005] The utility model aims to provide an automatic alarm device for a rock loader when it is short of oil, aiming to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An automatic alarm device for when a rock loader is short of oil comprises: a protection box, an adjusting mechanism for adjustment is installed inside the protection box, a hole groove compatible with the adjusting mechanism is installed on the top of the protection box, a pointing block is installed on the surface of the protection box and on one side of the hole groove, an alarm is installed on the surface of the protection box, mounting mechanisms for installation are installed on both sides of the protection box, a connecting plate is installed on the surface of the adjusting mechanism, a liquid level sensor is installed on the surface of the connecting plate, a sliding column is installed at the bottom of the liquid level sensor, and a magnetic float is slidably connected to the surface of the sliding column.

[0008] As a preferred solution of the utility model, the adjustment mechanism includes a rotating shaft rotatably connected to the inside of the protective box, and two adjustment gears are fixedly connected to the surface of the rotating shaft; and two movable plates slidably connected to the inside of the protective box, and two adjustment teeth are installed on the surface of the movable plate respectively adapted to the two adjustment gears, and a scale plate is installed on the inner surface of the movable plate.

[0009] As a preferred solution of the utility model, a knob is rotatably connected to the surface of the protection box, and the knob is fixedly connected to the rotating shaft.

[0010] As a preferred solution of the utility model, a limiting plate is installed on the surface of the movable plate, and a limiting protrusion adapted to the limiting plate is installed inside the protection box.

[0011] As a preferred solution of the utility model, the mounting mechanism includes a mounting plate mounted on the surface of the protection box, the surface of the mounting plate is rotatably connected to two fixing screws, and the surface of the fixing screws is threadedly connected to a fixing nut.

[0012] As a preferred solution of the utility model, two limiting rings are installed on the surface of the sliding column, and the two limiting rings are respectively located on the upper and lower sides of the magnetic float.

[0013] As a preferred solution of the utility model, the alarm is electrically connected to the liquid level sensor.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] This solution installs the protection box on the surface of the oil tank through the installation mechanism, and then moves the sliding column to the inside of the oil tank and contacts the bottom of the oil tank through the adjustment mechanism. At the same time, it can be adjusted according to the depth of different oil tanks. When the oil level is too low, the magnetic float will also be lowered. At this time, the liquid level sensor will send an alarm through the alarm, making it convenient for users to refuel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] In the attached picture:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a cross-sectional view of a local structure of the utility model;

[0020] Figure 3The utility model structure Figure 2 A magnified view of the local structure at center A;

[0021] Figure 4 It is a cross-sectional view of a local structure of the utility model;

[0022] Figure 5 It is a schematic diagram of a local structure in the utility model.

[0023] In the figure: 1. protection box; 2. adjustment mechanism; 201. rotating shaft; 202. adjustment gear; 203. moving plate; 204. adjustment teeth; 205. scale plate; 206. limit plate; 3. knob; 4. hole groove; 5. pointing block; 6. alarm; 7. limit protrusion; 8. installation mechanism; 801. installation plate; 802. fixing screw; 803. fixing nut; 9. connecting plate; 10. liquid level sensor; 11. sliding column; 12. magnetic float; 13. limit ring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example: See Figure 1-5 , the technical solution provided by this embodiment is as follows:

[0026] The invention discloses an automatic alarm device for when a rock loader is short of oil, comprising: a protection box 1, an adjusting mechanism 2 for adjusting is installed inside the protection box 1, a hole groove 4 adapted to the adjusting mechanism 2 is installed on the top of the protection box 1, a pointing block 5 is installed on the surface of the protection box 1 and on one side of the hole groove 4, an alarm 6 is installed on the surface of the protection box 1, and mounting mechanisms 8 for mounting are installed on both sides of the protection box 1, a connecting plate 9 is installed on the surface of the adjusting mechanism 2, a liquid level sensor 10 is installed on the surface of the connecting plate 9, a sliding column 11 is installed at the bottom of the liquid level sensor 10, a magnetic float 12 is slidably connected to the surface of the sliding column 11, the protection box 1 is installed on the surface of the oil tank through the mounting mechanism 8, and then the sliding column 11 is moved to the inside of the oil tank and contacts the bottom of the oil tank through the adjusting mechanism 2, and can be adjusted according to the depth of different oil tanks at the same time, when the oil level is too low, the magnetic float 12 will also be lowered, and at this time the liquid level sensor 10 will send an alarm through the alarm 6, so as to facilitate the user to refuel.

[0027] Specifically, the adjustment mechanism 2 includes a rotating shaft 201 rotatably connected to the inside of the protective box 1, two adjustment gears 202 are fixedly connected to the surface of the rotating shaft 201, and two movable plates 203 are slidably connected to the inside of the protective box 1, and the surface of the movable plate 203 is equipped with two adjustment teeth 204 respectively adapted to the two adjustment gears 202, and the inner surface of the movable plate 203 is equipped with a scale plate 205.

[0028] In a specific embodiment of the present invention, when the rotating shaft 201 rotates, it drives the two adjusting gears 202 to rotate. At this time, the moving plate 203 is driven to move under the action of the adjusting teeth 204. At this time, the depth of the sliding column 11 entering the oil tank can be observed through the scale plate 205.

[0029] Specifically, a knob 3 is rotatably connected to the surface of the protection box 1 , and the knob 3 is fixedly connected to the rotating shaft 201 .

[0030] In a specific embodiment of the present utility model, the knob 3 is provided to facilitate the user to rotate the rotating shaft 201 , while increasing the force generated by the user rotating the rotating shaft 201 .

[0031] Specifically, a limiting plate 206 is installed on the surface of the movable plate 203 , and a limiting protrusion 7 adapted to the limiting plate 206 is installed inside the protection box 1 .

[0032] In a specific embodiment of the present invention, the limiting plate 206 and the limiting protrusion 7 are used in conjunction with each other to limit the moving track of the moving plate 203 , thereby reducing the probability of the moving plate 203 detaching from the inside of the protective box 1 .

[0033] Specifically, the mounting mechanism 8 includes a mounting plate 801 mounted on the surface of the protection box 1 , the surface of the mounting plate 801 is rotatably connected to two fixing screws 802 , and the surface of the fixing screws 802 is threadedly connected to a fixing nut 803 .

[0034] In a specific embodiment of the present invention, the mounting plate 801 is fitted onto the oil tank, and then the fixing nut 803 is rotated on the surface of the fixing screw 802 , so that the mounting plate 801 can be installed.

[0035] Specifically, two limiting rings 13 are installed on the surface of the sliding column 11 , and the two limiting rings 13 are respectively located on the upper and lower sides of the magnetic float 12 .

[0036] In a specific embodiment of the utility model, the position of the magnetic float 12 can be limited by the setting of the limiting ring 13 , and the probability of the magnetic float 12 falling off the surface of the sliding column 11 can be reduced.

[0037] Specifically, the alarm 6 is electrically connected to the liquid level sensor 10 .

[0038] In a specific embodiment of the present utility model, the alarm 6 is electrically connected to the liquid level sensor 10, so as to facilitate the transmission of the data collected by the magnetic float 12.

[0039] Working principle: by fitting the mounting plate 801 with the oil tank, and then rotating the fixing nut 803 on the surface of the fixing screw 802, the mounting plate 801 can be installed, and then the knob 3 is turned. When the rotating shaft 201 rotates, it drives the two adjusting gears 202 to rotate. At this time, the movable plate 203 is driven to move under the action of the adjusting teeth 204, and it can be adjusted according to the depth of different oil tanks. At this time, the scale on the surface of the scale plate 205 can be observed through the hole groove 4 to observe the depth of the sliding column 11 entering the oil tank. When the oil height is too low, the magnetic float 12 will also be lowered. At this time, the liquid level sensor 10 will send an alarm through the alarm 6, so as to facilitate the user to refuel.

[0040] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automatic alarm device for a rock loader when it is short of oil, characterized in that: include: A protection box (1), wherein an adjustment mechanism (2) for adjustment is installed inside the protection box (1), a hole groove (4) adapted to the adjustment mechanism (2) is installed on the top of the protection box (1), a pointing block (5) is installed on the surface of the protection box (1) and located on one side of the hole groove (4), an alarm (6) is installed on the surface of the protection box (1), and installation mechanisms (8) for installation are installed on both sides of the protection box (1), a connecting plate (9) is installed on the surface of the adjustment mechanism (2), a liquid level sensor (10) is installed on the surface of the connecting plate (9), a sliding column (11) is installed on the bottom of the liquid level sensor (10), and a magnetic float (12) is slidably connected to the surface of the sliding column (11).

2. The automatic alarm device for rock loader when it is short of oil according to claim 1, characterized in that: The adjustment mechanism (2) comprises a rotating shaft (201) rotatably connected to the inside of the protection box (1), two adjustment gears (202) being fixedly connected to the surface of the rotating shaft (201); and two moving plates (203) slidably connected to the inside of the protection box (1), two adjustment teeth (204) respectively adapted to the two adjustment gears (202) being mounted on the surface of the moving plates (203), and a scale plate (205) being mounted on the inner surface of the moving plates (203).

3. The automatic alarm device for rock loader when it is short of oil according to claim 2, characterized in that: A knob (3) is rotatably connected to the surface of the protection box (1), and the knob (3) is fixedly connected to the rotating shaft (201).

4. The automatic alarm device for rock loader when lacking oil according to claim 3 is characterized in that: A limiting plate (206) is installed on the surface of the movable plate (203), and a limiting protrusion (7) adapted to the limiting plate (206) is installed inside the protection box (1).

5. The automatic alarm device for rock loader when lacking oil according to claim 1 is characterized in that: The mounting mechanism (8) comprises a mounting plate (801) mounted on the surface of the protection box (1); the surface of the mounting plate (801) is rotatably connected to two fixing screws (802); and the surface of the fixing screws (802) is threadedly connected to a fixing nut (803).

6. The automatic alarm device for rock loader when lacking oil according to claim 1 is characterized in that: Two limiting rings (13) are installed on the surface of the sliding column (11), and the two limiting rings (13) are respectively located on the upper and lower sides of the magnetic floating ball (12).

7. The automatic alarm device for rock loader when it is short of oil according to claim 1, characterized in that: The alarm (6) is electrically connected to the liquid level sensor (10).

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