Illuminating device at top of agricultural machine cab

Abstract

The utility model relates to the technical field of agricultural machinery, and discloses an agricultural machinery cab top lighting device which comprises a cab, the top face of the cab is in threaded connection with a fixing frame through fixing bolts, an adjusting mechanism is fixedly installed on the inner bottom wall of the fixing frame, and a fixing plate is hinged to the edge of the top face of the fixing frame through a hinge. A double-shaft motor is fixedly mounted in the middle of the top face of the fixing plate, two transmission shafts are connected to the output end of the double-shaft motor through splines, a direction adjusting mechanism is fixedly mounted at one end of each transmission shaft, and a lighting lamp is fixedly mounted at the top of each direction adjusting mechanism. According to the agricultural machine cab top lighting device, the direction adjusting mechanism is arranged, an external power source is communicated, the double-shaft motor drives the transmission shaft to rotate, then the bevel gear A is driven to rotate, the bevel gear B rotates along with the bevel gear A, and the lighting lamp is driven to rotate, so that the effect of adjusting the lighting direction of the lighting lamp is achieved, the lighting direction is enlarged, and agricultural activities are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural machinery, in particular to a lighting device on the top of an agricultural machinery cab. Background Art

[0002] Agricultural machinery refers to various machines used in the production process of crop planting and animal husbandry, as well as in the primary processing and treatment of agricultural and animal products. Agricultural machinery includes agricultural power machinery, farmland construction machinery, soil tillage machinery, planting and fertilization machinery, plant protection machinery, farmland irrigation and drainage machinery, crop harvesting machinery, agricultural product processing machinery, animal husbandry machinery and agricultural transport machinery.

[0003] Traditional agricultural machinery lighting lamps are generally fixed, and the angle and lighting direction of the lighting lamps are not easy to adjust. Therefore, the lighting range is small when in use, and there are also blind spots in lighting, which affects the use. Therefore, a lighting device on the top of the agricultural machinery cab is proposed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The technical problem solved by the utility model is to provide a top lighting device for the cab of an agricultural machinery which is highly practical, can be simply operated and has a relatively simple structure, thereby solving the problem of a small lighting range and blind spots in lighting proposed in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a top lighting device for an agricultural machinery cab, comprising a cab, the top surface of the cab is threadedly connected to a fixing frame by fixing bolts, an adjustment mechanism is fixedly installed on the inner bottom wall of the fixing frame, the edge of the top surface of the fixing frame is hinged with a fixing plate by a hinge, a dual-axis motor is fixedly installed in the middle of the top surface of the fixing plate, the output end of the dual-axis motor is splined with two groups of transmission shafts, one end of the transmission shaft is fixedly installed with an azimuth adjustment mechanism, a lighting lamp is fixedly installed on the top of the azimuth adjustment mechanism, and the back of the lighting lamp is threadedly connected to a heat dissipation mechanism by connecting bolts.

[0008] As a further solution of the utility model, the adjustment mechanism includes a hydraulic rod fixedly installed on the inner bottom wall of the fixed frame, a sliding ball is fixedly arranged on the top of the hydraulic rod, a sliding groove is opened on the bottom surface of the fixed plate, the sliding ball is slidably connected to the inside of the sliding groove, and the hydraulic rod drives the sliding ball to slide inside the sliding groove, so that the fixed plate can adjust the angle.

[0009] As a further solution of the utility model, the azimuth adjustment mechanism includes a bevel gear A fixedly mounted on one end of the transmission shaft, and a bevel gear B is meshed with one side of the bevel gear A. The rotation of the bevel gear A drives the bevel gear B to rotate, so that the lighting lamp follows the rotation to adjust the lighting angle.

[0010] As a further solution of the utility model, rotation holes are opened on both sides of the top surface of the fixing plate, and the bottom of the B bevel gear is rotatably connected to the inside of the rotation hole. The rotation hole is convenient for limiting the position of the B bevel gear and facilitating its rotation.

[0011] As a further solution of the utility model, the heat dissipation mechanism includes a fixing frame fixedly installed on the back of the lighting lamp, a mounting hole is opened on the back of the fixing frame, a cooling fan is fixedly installed inside the mounting hole, and a dustproof net is fixedly installed on the back of the cooling fan, and the dustproof net is used to prevent dust from the cooling fan.

[0012] As a further solution of the utility model, the number of the connecting bolts is four groups, and the four groups of connecting bolts are distributed in a rectangular array, and the connecting bolts are used to connect the fixing frame and the lighting lamp.

[0013] As a further solution of the utility model, the number of the lighting lamps and the azimuth adjustment mechanisms are both two groups, and the two groups of lighting lamps and azimuth adjustment mechanisms are symmetrically arranged along the axial direction. The azimuth adjustment mechanism facilitates the adjustment of the lighting angle of the lighting lamp.

[0014] (III) Beneficial effects

[0015] The utility model provides a lighting device on the top of an agricultural machinery cab, which has the following beneficial effects:

[0016] 1. The lighting device on the top of the agricultural machinery cab is connected to an external power supply through the setting of the azimuth adjustment mechanism. The dual-axis motor drives the transmission shaft to rotate, and then drives the A bevel gear to rotate, so that the B bevel gear follows the rotation, and drives the lighting lamp to rotate, thereby achieving the effect of adjusting the lighting azimuth of the lighting lamp, increasing the lighting azimuth, and facilitating agricultural activities.

[0017] 2. The lighting device on the top of the agricultural machinery cab, through the setting of the adjustment mechanism, opens the hydraulic rod, drives the sliding ball to rise and fall, and makes it slide inside the sliding part of the bottom surface of the fixed plate, thereby driving the fixed plate to adjust the angle, so that the angle of the lighting lamp follows the adjustment, thereby achieving the effect of adjusting the lighting angle of the lighting lamp, which is convenient for lighting near or far, with a wide lighting range and no dead angle.

[0018] 3. The lighting device on the top of the agricultural machinery cab, through the setting of the heat dissipation mechanism, screws the connecting bolts, fixes the fixing frame on the back of the lamp, turns on the cooling fan, accelerates the air flow rate on the surface of the lamp, and the dustproof net is convenient for dustproofing the cooling fan to avoid dust adhesion, thereby achieving the effect of heat dissipation of the lamp and extending the service life of the lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the heat dissipation mechanism structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the azimuth adjustment mechanism of the utility model;

[0022] Figure 4 It is a schematic diagram of the structure of the regulating mechanism of the utility model.

[0023] In the figure: 1. cab; 2. fixing bolt; 3. fixing frame; 4. adjusting mechanism; 401. hydraulic rod; 402. sliding ball; 5. fixing plate; 6. dual-axis motor; 7. transmission shaft; 8. azimuth adjustment mechanism; 801. A bevel gear; 802. B bevel gear; 9. lighting lamp; 10. connecting bolt; 11. heat dissipation mechanism; 1101. fixing frame; 1102. cooling fan; 1103. dust net. 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. 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] See also Figures 1 to 4The utility model provides a technical solution: a top lighting device for an agricultural machinery cab, comprising a cab 1, a fixing frame 3 is threadedly connected to the top surface of the cab 1 through a fixing bolt 2, an adjusting mechanism 4 is fixedly installed on the inner bottom wall of the fixing frame 3, and through the setting of the adjusting mechanism 4, a hydraulic rod 401 is opened to drive a sliding ball 402 to rise and fall, so that it slides inside the sliding of the bottom surface of a fixing plate 5, and then drives the fixing plate 5 to adjust the angle, so that the angle of the lighting lamp 9 follows the adjustment, thereby achieving the effect of adjusting the lighting angle of the lighting lamp 9, which is convenient for lighting near or far, and has a wide lighting range without dead angles. The edge of the top surface of the fixing frame 3 is hinged with a fixing plate 5 through a hinge, and a double-axis motor 6 is fixedly installed in the middle of the top surface of the fixing plate 5, and the output end of the double-axis motor 6 is splined with two sets of transmission shafts 7, and one end of the transmission shaft 7 is fixedly installed with an azimuth adjustment mechanism 8, through Through the setting of the azimuth adjustment mechanism 8, the external power supply is connected, the dual-axis motor 6 drives the transmission shaft 7 to rotate, and then drives the A bevel gear 801 to rotate, so that the B bevel gear 802 rotates accordingly, and drives the lighting lamp 9 to rotate, thereby achieving the effect of adjusting the lighting azimuth of the lighting lamp 9, increasing the lighting azimuth, and facilitating agricultural activities. The lighting lamp 9 is fixedly installed on the top of the azimuth adjustment mechanism 8, and the back of the lighting lamp 9 is threadedly connected with a heat dissipation mechanism 11 through a connecting bolt 10. Through the setting of the heat dissipation mechanism 11, the connecting bolt 10 is screwed to fix the fixed frame 1101 on the back of the lighting lamp 9, and the cooling fan 1102 is turned on to accelerate the air flow rate on the surface of the lighting lamp 9. The dustproof net 1103 facilitates dust prevention for the cooling fan 1102 to avoid dust adhesion, thereby achieving the effect of heat dissipation of the lighting lamp 9 and extending the service life of the lighting lamp 9.

[0026] The adjusting mechanism 4 includes a hydraulic rod 401 fixedly mounted on the inner bottom wall of the fixing frame 3, a sliding ball 402 is fixedly arranged on the top of the hydraulic rod 401, a sliding groove is provided on the bottom surface of the fixing plate 5, and the sliding ball 402 is slidably connected to the inside of the sliding groove. Through the setting of the adjusting mechanism 4, the hydraulic rod 401 is opened to drive the sliding ball 402 to rise and fall, so that it slides inside the sliding part of the bottom surface of the fixing plate 5, thereby driving the fixing plate 5 to adjust the angle, so that the angle of the lighting lamp 9 follows the adjustment, thereby achieving the effect of adjusting the lighting angle of the lighting lamp 9, which is convenient for lighting near or far, and the lighting range is wide without dead angles.

[0027] The azimuth adjustment mechanism 8 includes an A bevel gear 801 fixedly mounted on one end of the transmission shaft 7, and a B bevel gear 802 is meshed on one side of the A bevel gear 801. Through the setting of the azimuth adjustment mechanism 8, an external power supply is connected, and the dual-axis motor 6 drives the transmission shaft 7 to rotate, thereby driving the A bevel gear 801 to rotate, so that the B bevel gear 802 follows the rotation, driving the lighting lamp 9 to rotate, thereby achieving the effect of adjusting the lighting azimuth of the lighting lamp 9, increasing the lighting azimuth, and facilitating agricultural activities.

[0028] Rotation holes are provided on both sides of the top surface of the fixing plate 5, and the bottom of the B bevel gear 802 is rotatably connected to the inside of the rotation hole. Through the setting of the B bevel gear 802, the lighting lamp 9 is driven to adjust the lighting direction.

[0029] The heat dissipation mechanism 11 includes a fixed frame 1101 fixedly installed on the back of the lighting lamp 9. A mounting hole is opened on the back of the fixed frame 1101. A cooling fan 1102 is fixedly installed inside the mounting hole. A dustproof net 1103 is fixedly installed on the back of the cooling fan 1102. Through the setting of the heat dissipation mechanism 11, the connecting bolts 10 are screwed to fix the fixed frame 1101 on the back of the lighting lamp 9, and the cooling fan 1102 is turned on to accelerate the air flow rate on the surface of the lighting lamp 9. The dustproof net 1103 facilitates dust prevention for the cooling fan 1102 to avoid dust adhesion, thereby achieving the effect of heat dissipation of the lighting lamp 9 and extending the service life of the lighting lamp 9.

[0030] There are four groups of connecting bolts 10 , which are distributed in a rectangular array. The setting of the connecting bolts 10 can fix the heat dissipation mechanism 11 on the back of the lighting lamp 9 .

[0031] There are two groups of lighting lamps 9 and two groups of azimuth adjustment mechanisms 8, which are symmetrically arranged along the axial direction. The azimuth adjustment mechanism 8 can adjust the lighting azimuth of the lighting lamps 9.

[0032] In the utility model, the working steps of the device are as follows:

[0033] Step 1: Connect the external power supply, the dual-axis motor 6 drives the transmission shaft 7 to rotate, and then drives the A bevel gear 801 to rotate, so that the B bevel gear 802 rotates accordingly, drives the lighting lamp 9 to rotate, adjusts the lighting direction of the lighting lamp 9, and increases the lighting direction;

[0034] Step 2: Open the hydraulic rod 401 to drive the sliding ball 402 to move up and down, so that it slides inside the sliding part of the bottom surface of the fixed plate 5, and then drives the fixed plate 5 to adjust the angle, so that the angle of the lighting lamp 9 is adjusted accordingly, and the lighting angle of the lighting lamp 9 is adjusted to facilitate lighting near or far, with a wide lighting range and no blind spots;

[0035] The third step: tighten the connecting bolts 10 to fix the fixing frame 1101 on the back of the lamp 9, turn on the cooling fan 1102, accelerate the air flow rate on the surface of the lamp 9, and the dustproof net 1103 is convenient for dustproofing the cooling fan 1102 to avoid dust adhesion, dissipate heat for the lamp 9, and extend the service life of the lamp 9.

[0036] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lighting device for the top of an agricultural machinery cab, comprising a cab (1), characterized in that: The top surface of the cab (1) is threadedly connected to a fixing frame (3) via fixing bolts (2); an adjusting mechanism (4) is fixedly installed on the inner bottom wall of the fixing frame (3); a fixing plate (5) is hingedly connected to the edge of the top surface of the fixing frame (3) via a hinge; a dual-axis motor (6) is fixedly installed in the middle of the top surface of the fixing plate (5); the output end of the dual-axis motor (6) is spline-connected to two sets of transmission shafts (7); an azimuth adjustment mechanism (8) is fixedly installed on one end of the transmission shaft (7); a lighting lamp (9) is fixedly installed on the top of the azimuth adjustment mechanism (8); and a heat dissipation mechanism (11) is threadedly connected to the back of the lighting lamp (9) via a connecting bolt (10).

2. The top lighting device for an agricultural machinery cab according to claim 1, characterized in that: The adjustment mechanism (4) comprises a hydraulic rod (401) fixedly mounted on the inner bottom wall of the fixed frame (3); a sliding ball (402) is fixedly arranged on the top of the hydraulic rod (401); a sliding groove is provided on the bottom surface of the fixed plate (5); and the sliding ball (402) is slidably connected to the inside of the sliding groove.

3. The top lighting device for an agricultural machinery cab according to claim 1, characterized in that: The azimuth adjustment mechanism (8) comprises an A bevel gear (801) fixedly mounted on one end of the transmission shaft (7), and a B bevel gear (802) is meshed on one side of the A bevel gear (801).

4. The top lighting device for an agricultural machinery cab according to claim 3, characterized in that: Rotation holes are provided on both sides of the top surface of the fixing plate (5), and the bottom of the B bevel gear (802) is rotatably connected to the inside of the rotation hole.

5. The top lighting device for an agricultural machinery cab according to claim 1, characterized in that: The heat dissipation mechanism (11) comprises a fixing frame (1101) fixedly mounted on the back of the lighting lamp (9), a mounting hole being provided on the back of the fixing frame (1101), a heat dissipation fan (1102) being fixedly mounted inside the mounting hole, and a dustproof net (1103) being fixedly mounted on the back of the heat dissipation fan (1102).

6. The top lighting device for an agricultural machinery cab according to claim 1, characterized in that: The number of the connecting bolts (10) is four groups, and the four groups of connecting bolts (10) are distributed in a rectangular array.

7. The top lighting device for an agricultural machinery cab according to claim 1, characterized in that: The number of the lighting lamps (9) and the orientation adjustment mechanisms (8) are both two groups, and the two groups of the lighting lamps (9) and the orientation adjustment mechanisms (8) are symmetrically arranged along the axial direction.

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