Double-head search lamp
By designing a double-head search lamp, using stepper motor and Ethernet control system, the existing search lamp sources are solved, the problems of single safety hazards and complex wiring are achieved, and flexible light source configuration and high-reliability search lamp design are realized.
Patent Information
- Application Number
- CN202421096756.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The existing search light source is single, and the use of synchronous motors poses safety risks. The wiring is complex and it is difficult to achieve multi-light control. In traditional design, the limit switch causes internal circuit breakage and damage.
The double-head search light is designed, using two independent lamps and stepper motors, which can achieve vertical and horizontal rotation through the control box, integrate Ethernet interfaces, and support integrated control of multiple lamps to reduce wiring complexity and failure risks.
It realizes the flexibility of light source configuration, focus adjustment, angle feedback, shutdown and fault detection functions, reduces wiring difficulty and fault probability, and improves the reliability and life of the lamp.
Smart Images
Figure CN222210203U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a search light, in particular to a double-head search light. Background Art
[0002] Search lights are used for ships, warships, cruise ships, etc. for long-distance lighting and target search during nighttime navigation. The existing search lights have the following main problems:
[0003] 1. Currently, searchlights are all lamp tubes with a single light source and a single purpose.
[0004] 2. Traditional searchlights generally use synchronous motors, which only have simple forward and reverse functions, and use 220V strong electricity, which poses a safety hazard. Since the motor cannot return fault information, it can no longer meet the needs of today's searchlights.
[0005] 3. In the past, when searchlights needed to be controlled by multiple lights, the wiring was complicated and the various controls were difficult. It was especially easy for customers to connect the wrong wires during use, which often resulted in the function not being able to be used normally or even burning the lamps.
[0006] 4. Traditional search lights must use limit switches to limit their rotation angle, otherwise the internal circuits will get tangled together, twisted and damaged.
[0007] Therefore, it is necessary to improve the existing searchlight. Utility Model Content
[0008] The technical problem to be solved by the utility model is to provide a double-head search light, which can not only configure different light sources according to task requirements, but also accurately realize focus adjustment, angle feedback and stop return.
[0009] The technical solution adopted by the utility model to solve the above-mentioned technical problems is to provide a double-head search light, including a lamp tube component, a base component and a control box component; wherein the number of the lamp tube components is two, the two lamp tube components are symmetrically arranged on both sides of the base component, and the lamp tube component is fixed on the control box component together with the base component; the lamp tube component is driven by a first stepper motor to rotate vertically, and the lamp tube component is driven by a second stepper motor to rotate horizontally together with the base component.
[0010] Furthermore, the base component includes a base housing, a deep groove ball bearing, a transmission shaft, a first conductive slip ring, a first gear, a second gear and a first stepper motor; the first gear and the second gear are meshed for transmission, the deep groove ball bearing and the first stepper motor are respectively mounted on the base housing, the first conductive slip ring and the second gear are respectively mounted on the transmission shaft, the transmission shaft is mounted on the deep groove ball bearing, and the first stepper motor provides power to the transmission shaft by rotating the first gear, thereby driving the lamp tube component to rotate vertically.
[0011] Furthermore, the control box component includes a control box housing, a turntable shaft head, a first tapered roller bearing, a second tapered roller bearing, a third gear, a fourth gear, a second stepper motor and a second conductive slip ring; the third gear and the fourth gear are meshingly driven, the fourth gear and the turntable shaft head are connected by a flat key, the first tapered roller bearing and the second tapered roller bearing respectively provide rotational support for the turntable shaft head; the first tapered roller bearing, the second tapered roller bearing and the second stepper motor are respectively mounted on the control box housing; the second conductive slip ring and the fourth gear are respectively mounted on the turntable shaft head; the turntable shaft head is mounted on the first tapered roller bearing and the second tapered roller bearing; the second stepper motor provides power to the turntable shaft head by rotating the third gear, thereby driving the lamp tube component and the base component to rotate horizontally.
[0012] Furthermore, the inner rings of the first and second tapered roller bearings are relatively fixed by interference fit with the turntable shaft head, and the outer rings of the first and second tapered roller bearings are relatively fixed by interference fit with the control box housing, so that the turntable shaft head and the control box housing can move relative to each other.
[0013] Furthermore, the first stepper motor and the second stepper motor are both 57-type stepper motors.
[0014] Furthermore, the lamp tube component is mounted on both sides of the base component using a first fixing screw, and the lamp tube component is mounted on the control box component together with the base component using a second fixing screw.
[0015] Furthermore, an Ethernet interface is integrated on the control box component.
[0016] Compared with the prior art, the utility model has the following beneficial effects: the double-head search light provided by the utility model is designed with two independent lamp tubes, which can be used together or with different light sources configured according to tasks; the two lamp tubes use stepper motors, which can realize functions such as focus adjustment, angle feedback, shutdown and return, fixed position, automatic search, and fault detection. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is an axonometric diagram of the front direction of the double-headed searchlight of the utility model;
[0018] Figure 2 This is an axonometric diagram of the back side of the double-headed searchlight of the utility model;
[0019] Figure 3 The utility model is a schematic diagram of the inner cross-section structure of a double-head searchlight.
[0020] The markings in the figure are:
[0021] 1. Lamp tube component; 2. Machine base component; 3. Control box component; 4. First fixing screw; 5. Second fixing screw; 21. Machine base housing; 22. Deep groove ball bearing; 23. Transmission shaft; 24. First conductive slip ring; 25. First gear; 26. Second gear; 27. First stepper motor; 31. Control box housing; 32. Turntable shaft head; 33. First tapered roller bearing; 34. Second tapered roller bearing; 35. Third gear; 36. Fourth gear; 37. Second stepper motor; 38. Second conductive slip ring. DETAILED DESCRIPTION
[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0023] Figure 1 This is an axonometric diagram of the front direction of the double-headed searchlight of the utility model; Figure 2 This is an axonometric diagram of the back side of the double-headed searchlight of the utility model; Figure 3 The utility model is a schematic diagram of the inner cross-section structure of a double-head searchlight.
[0024] See also Figure 1 , Figure 2 and Figure 3 The double-head searchlight provided by the utility model includes a lamp tube component 1, a base component 2 and a control box component 3; wherein, the number of the lamp tube components 1 is two, the two lamp tube components 1 are installed on both sides of the base component 2 using a first fixing screw 4, and the lamp tube component 1 together with the base component 2 is installed on the control box component 3 using a second fixing screw 5; the lamp tube component 1 is driven by a first stepper motor 27 to rotate vertically, and the lamp tube component 1 together with the base component 2 is driven by a first stepper motor 27 to rotate horizontally.
[0025] The double-head searchlight provided by the utility model comprises a base component 2 comprising a base housing 21, a deep groove ball bearing 22, a transmission shaft 23, a first conductive slip ring 24, a first gear 25, a second gear 26 and a first stepper motor 27; the first gear 25 and the second gear 26 are meshed for transmission; the first conductive slip ring 24 is sleeved on the transmission shaft 23 and is fixedly connected with a set screw; the deep groove ball bearing 22 and the first stepper motor 27 are respectively mounted on the base housing 21, the first conductive slip ring 24 and the second gear 26 are respectively mounted on the transmission shaft 23, the transmission shaft 23 is mounted on the deep groove ball bearing 22, and the first stepper motor 27 provides power to the transmission shaft 23 by rotating the first gear 25, thereby driving the lamp tube component 1 to rotate vertically.
[0026] The double-headed searchlight provided by the utility model comprises a control box component 3 including a control box housing 31, a turntable shaft head 32, a first tapered roller bearing 33, a second tapered roller bearing 34, a third gear 35, a fourth gear 36, a second stepping motor 37 and a second conductive slip ring 38. The third gear 35 and the fourth gear 36 are meshed and driven, and the fourth gear 36 and the turntable shaft head 32 are fixedly connected by a flat key connection. The first tapered roller bearing 33 and the second tapered roller bearing 34 respectively provide rotational support for the turntable shaft head 32; the inner ring of the tapered roller bearing and the turntable shaft head 32 are relatively fixed by interference fit, and the outer ring of the tapered roller bearing and the control box housing 31 are relatively fixed by interference fit, so that the turntable shaft head 32 and the control box housing 31 can move relative to each other. The first tapered roller bearing 33, the second tapered roller bearing 34, and the second stepper motor 37 are respectively mounted on the control box housing 31; the second conductive slip ring 38 and the fourth gear 36 are respectively mounted on the turntable shaft head 32; the turntable shaft head 32 is mounted on the first tapered roller bearing 33 and the second tapered roller bearing 34; the second stepper motor 37 provides power to the turntable shaft head 32 by rotating the third gear 35, driving the lamp tube component 1 and the base component 2 to rotate horizontally. The control box component 3 is integrated with an Ethernet interface.
[0027] The double-headed searchlight provided by the utility model has the first stepper motor 27 and the second stepper motor 37 as 57-type stepper motors, which can accurately control the rotation angle and rotation speed of the double-headed searchlight. The first conductive slip ring 24 and the second conductive slip ring 38 of the double-headed searchlight can realize the vertical and horizontal 360° rotation of the double-headed searchlight, which is not affected by the internal wiring harness. The specific advantages are as follows:
[0028] 1. The search light of the utility model is designed with two independent lamp tubes, which can be used together or with different light sources configured according to different tasks.
[0029] 2. The search light of the utility model adopts a stepper motor in conjunction with a control system. The double-head search light can realize functions such as focus adjustment, angle feedback, shutdown return, fixed position, automatic search, fault detection, etc.; and according to the depth of the control joystick, the rotation speed of the search light can be infinitely adjusted, which can be fast or slow.
[0030] 3. The double-headed searchlight of the utility model adopts the Ethernet bus control mode, which can integrate and control multiple lamps, and can also be integrated with other systems such as radar systems and autonomous navigation systems for interface control. It has good functional expansion, greatly reduces the difficulty of wiring, and reduces the probability of errors.
[0031] 4. The double-headed searchlight of the utility model adopts a conductive slip ring design, which can realize 360° unlimited rotation in the horizontal and vertical directions; there is no need to worry about line damage, and the limit switch and other internal components are reduced; the reliability of the lamp is improved and the overall lamp life is increased.
[0032] Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art may make some modifications and improvements without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the definition of the claims.
Claims
1. A double-headed searchlight, comprising a lamp tube component (1), a base component (2) and a control box component (3); characterized in that: The number of the lamp tube components (1) is two, and the two lamp tube components (1) are symmetrically arranged on both sides of the base component (2). The lamp tube components (1) are fixed together with the base component (2) on the control box component (3); the lamp tube components (1) are driven by a first stepper motor (27) to rotate vertically, and the lamp tube components (1) are driven by a second stepper motor (37) together with the base component (2) to rotate horizontally.
2. The double-headed searchlight according to claim 1, characterized in that: The base component (2) comprises a base housing (21), a deep groove ball bearing (22), a transmission shaft (23), a first conductive slip ring (24), a first gear (25), a second gear (26) and a first stepper motor (27); the first gear (25) and the second gear (26) are meshed for transmission, the deep groove ball bearing (22) and the first stepper motor (27) are respectively mounted on the base housing (21), the first conductive slip ring (24) and the second gear (26) are respectively mounted on the transmission shaft (23), the transmission shaft (23) is mounted on the deep groove ball bearing (22), and the first stepper motor (27) provides power to the transmission shaft (23) by rotating the first gear (25), thereby driving the lamp tube component (1) to rotate vertically.
3. The double-headed searchlight according to claim 1, characterized in that: The control box component (3) comprises a control box housing (31), a turntable shaft head (32), a first tapered roller bearing (33), a second tapered roller bearing (34), a third gear (35), a fourth gear (36), a second stepping motor (37) and a second conductive slip ring (38); the third gear (35) and the fourth gear (36) are meshed for transmission, the fourth gear (36) and the turntable shaft head (32) are connected by a flat key, the first tapered roller bearing (33) and the second tapered roller bearing (34) respectively provide rotation for the turntable shaft head (32) support; the first tapered roller bearing (33), the second tapered roller bearing (34), and the second stepping motor (37) are respectively mounted on the control box housing (31); the second conductive slip ring (38) and the fourth gear (36) are respectively mounted on the turntable shaft head (32); the turntable shaft head (32) is mounted on the first tapered roller bearing (33) and the second tapered roller bearing (34); the second stepping motor (37) provides power to the turntable shaft head (32) by rotating the third gear (35), thereby driving the lamp tube component (1) and the base component (2) to rotate horizontally.
4. The double-headed searchlight as claimed in claim 3, characterized in that: The inner rings of the first tapered roller bearing (33) and the second tapered roller bearing (34) are relatively fixed to the turntable shaft head (32) by interference fit, and the outer rings of the first tapered roller bearing (33) and the second tapered roller bearing (34) are relatively fixed to the control box housing (31) by interference fit, so that the turntable shaft head (32) and the control box housing (31) can move relative to each other.
5. The double-headed searchlight according to claim 1, characterized in that: The first stepper motor (27) and the second stepper motor (37) are both 57-type stepper motors.
6. The double-headed searchlight according to claim 1, characterized in that: The lamp tube component (1) is mounted on both sides of the base component (2) using first fixing screws (4), and the lamp tube component (1) together with the base component (2) is mounted on the control box component (3) using second fixing screws (5).
7. The double-headed searchlight as claimed in claim 1, characterized in that: The control box component (3) is integrated with an Ethernet interface.