CN219346362U

CN219346362U - Adjustable head lamp

Info

Publication number: CN219346362U
Application number: CN202320683730.0U
Authority: CN
Inventors: 俞航杰; 沈勇; 钱建徐
Original assignee: Zhejiang Xianheng Innovation Industry Center Co ltd
Current assignee: Zhejiang Xianheng Innovation Industry Center Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-07-14
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses an adjustable head lamp, which comprises a head lamp and a fixed plate, wherein a straight gear and a rack are arranged in the fixed plate, a shaft lever is inserted into a central hole of the straight gear, two ends of the shaft lever are arranged on the inner side surface of the fixed plate, one side surface of the straight gear, which is far away from the rack, is fixedly connected with the tail part of the head lamp, a screw hole is vertically arranged in the middle of the rack, a screw is connected with the screw hole in a threaded manner, the lower end of the screw penetrates through the screw hole, a first bevel gear is arranged, a second bevel gear meshed with the first bevel gear is vertically arranged on one side of the first bevel gear, and an adjusting component for driving the second bevel gear to rotate is arranged below the fixed plate. The utility model has simple structure, can directly adjust the upper and lower angles of the head lamp by pulling the two ends of the pull rope in the wearing process, can position the head lamp after adjustment, ensures the stability, and has simple and convenient operation process.

Description

Adjustable head lamp

Technical Field

The utility model relates to the technical field of headlamps, in particular to an adjustable headlamp.

Background

At present, a common head lamp is worn on the head by utilizing a head belt to connect with a lamp cap, and because the lamp cap and the head belt are relatively fixed, the irradiation angle of the head lamp cannot be timely or rapidly adjusted during use, a user needs to continuously raise the hand to adjust, the adjustment process is more troublesome, a great deal of inconvenience is brought to the user, the use flexibility is low, and the use convenience is also affected.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an adjustable head lamp, which can quickly adjust the upper and lower irradiation angles of the head lamp without lifting hands and can automatically position the head lamp after adjustment.

The utility model is realized by the following technical scheme: the utility model provides a headlight with adjustable, includes headlight and fixed plate, inside spur gear and the rack of being equipped with of fixed plate, the rack sets up perpendicularly in the rear of spur gear to with spur gear engagement connection, inserted the axostylus axostyle in the centre bore of spur gear, the both ends of axostylus axostyle are installed on the medial surface of fixed plate, and a side and the afterbody fixed connection of headlight are kept away from to the spur gear, and the centre of rack blows perpendicularly and is equipped with the screw hole, threaded connection has the screw rod in the screw hole, and the screw rod lower extreme passes the screw hole to install first bevel gear, one side of first bevel gear is vertical to be equipped with the second bevel gear with its meshing, and the regulation subassembly that drives the second bevel gear and rotate is installed to the fixed plate below.

As the preferable technical scheme, the fixing plate is in a U-shaped structure, both sides of the bottom surface of the fixing plate are protruded to form connecting parts, the connecting parts and the second bevel gears are transversely arranged oppositely, mounting holes are formed in the connecting parts, and first bearings are mounted in the mounting holes;

the adjusting component comprises a rotating rod, a reel and a pull rope, wherein the rotating rod is installed in a central hole of the second bevel gear, two ends of the rotating rod are all installed in an inner ring of the first bearing, one end of the rotating rod is outwards prolonged and fixedly connected with the reel, the middle of the pull rope is installed in the middle of the top surface of the reel, and two ends of the pull rope are all sagged and are all provided with holding rods.

As the preferable technical scheme, the positioning rings are arranged on the two sides of the shaft lever, which are positioned on the spur gear, and the inner side surfaces of the positioning rings are contacted with the side surfaces of the spur gear.

As the preferable technical scheme, install the slider perpendicularly on the rack keeps away from the side of straight gear, the medial surface of fixed plate is just equipped with the spout perpendicularly to slider department, slider slidable mounting in the spout, and the cross-section of slider and spout is trapezoidal structure setting.

As the preferable technical scheme, a second bearing is arranged at the lower end of the screw near the first bevel gear, and a fixing frame is arranged between the outer ring of the second bearing and the fixing plate.

As the preferable technical scheme, one side of the fixing plate is positioned at two sides of the rack, and a plurality of fixing holes are formed.

The beneficial effects of the utility model are as follows: the utility model has simple structure, can directly adjust the upper and lower angles of the head lamp by pulling the two ends of the pull rope in the wearing process, can position the head lamp after adjustment, ensures the stability, does not need to lift hands in the adjustment process, and has simple and convenient operation process.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic structural view of a fixing plate according to the present utility model;

fig. 4 is a schematic view of an installation structure of a pull rope in the present utility model.

Wherein, 1, a head lamp; 2. a fixing plate; 3. spur gears; 4. a rack; 5. a screw; 6. a slide block; 7. a rotating rod; 8. a shaft lever; 9. a reel; 11. a pull rope; 12. a second bearing; 13. a first bevel gear; 14. a second bevel gear; 15. a connection part; 16. a first bearing; 17. a chute; 18. a grip.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the adjustable head lamp of the utility model comprises a head lamp 1 and a fixed plate 2, wherein a spur gear 3 and a rack 4 are arranged in the fixed plate 2, the rack 4 is vertically arranged at the rear of the spur gear 3 and is meshed with the spur gear 3, a shaft lever 8 is inserted into a central hole of the spur gear 3, two ends of the shaft lever 8 are arranged on the inner side surface of the fixed plate 2, one side surface of the spur gear 3 far away from the rack 4 is fixedly connected with the tail part of the head lamp 1, a screw hole is vertically arranged in the middle of the rack 4, a screw rod 5 is connected in the screw hole in a threaded manner, the lower end of the screw rod 5 penetrates through the screw hole and is provided with a first bevel gear 13, one side of the first bevel gear 13 is vertically provided with a second bevel gear 14 meshed with the first bevel gear, and an adjusting component for driving the second bevel gear 14 to rotate is arranged below the fixed plate 2.

In this embodiment, the fixing plate 2 is in a U-shaped structure, two sides of the bottom surface of the fixing plate 2 are protruded to form a connecting portion 15, the connecting portion 15 and the second bevel gear 14 are arranged transversely opposite to each other, mounting holes are formed in the connecting portion 15, and a first bearing 16 is mounted in each mounting hole;

the adjusting component comprises a rotating rod 7, a reel 9 and a pull rope 11, wherein the rotating rod 7 is installed in a central hole of a second bevel gear 14, two ends of the rotating rod 7 are all installed in an inner ring of a first bearing 16, one end of the rotating rod 7 is outwards prolonged and fixedly connected with the reel 9, the middle of the pull rope 11 is installed in the middle of the top surface of the reel 9, and two ends of the pull rope 11 are all sagged and are all provided with holding rods 18.

In this embodiment, the positioning rings are all installed on the both sides of the shaft lever 8 located on the spur gear 3, and the inner side faces of the positioning rings are all in contact with the side faces of the spur gear 3, so that the spur gear can be limited through the positioning rings, and the spur gear is prevented from moving along the axial direction of the shaft lever.

In this embodiment, a sliding block 6 is vertically installed on a side surface of the rack 4 far away from the spur gear 3, a sliding groove 17 is vertically arranged on the inner side surface of the fixed plate 2 just corresponding to the sliding block 6, the sliding block 6 is slidably installed in the sliding groove 17, the sections of the sliding block 6 and the sliding groove 17 are in a trapezoid structure, and the rack can be limited through the sliding groove and the sliding block, so that the rack can only move up and down along the sliding groove.

In the embodiment, the second bearing 12 is arranged at the lower end of the screw 5 near the first bevel gear 13, and the fixing frame is arranged between the outer ring of the second bearing 12 and the fixing plate 2, so that the screw can be fixed through the second bearing and the fixing frame, and the screw is prevented from inclining or falling out.

In this embodiment, a plurality of fixing holes are formed on two sides of the rack 4 on one side of the fixing plate 2, and screws can pass through the fixing holes to fix the device on the head strap.

After wearing, the two ends of the pull rope can drop to the front of a user, when the angle needs to be adjusted, the pull rope can be directly pulled to a holding rod at one side, the movement of the holding rod drives the pull rope at one side, the pull rope can act on the middle of the top surface of the reel to enable the reel to rotate towards the side, the rotation of the reel drives a rotating rod, the rotation of the rotating rod drives the second bevel gear, the second bevel gear synchronously drives the first bevel gear and the screw, the rotation of the screw drives the rack, the rack moves downwards along the chute, the movement of the rack drives the spur gear, the spur gear rotates clockwise, the rotation of the spur gear drives the head lamp, and the head lamp rotates upwards;

when the holding rod at the other side is pulled, the head lamp can directly rotate towards the direction, so that the up-down irradiation angle of the head lamp can be effectively controlled, and the adaptability is improved;

the screw thread spacing between the screw rod and the screw hole is larger, so that the rack can be driven to move greatly by small-amplitude rotation;

the movable rack can be locked through the screw rod, so that the stability of the head lamp after adjustment is improved.

The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the utility model is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.

Claims

1. An adjustable headlamp, characterized in that: including headlight (1) and fixed plate (2), inside spur gear (3) and the rack (4) of being equipped with of fixed plate (2), rack (4) set up perpendicularly in the rear of spur gear (3) to with spur gear (3) meshing connection, inserted axostylus axostyle (8) in the centre bore of spur gear (3), the both ends of axostylus axostyle (8) are installed on the medial surface of fixed plate (2), a side and the afterbody fixed connection of headlight (1) of rack (4) are kept away from to spur gear (3), the centre of rack (4) blows perpendicularly and is equipped with the screw hole, threaded connection has screw rod (5) in the screw hole, screw rod (5) lower extreme passes the screw hole, and install first bevel gear (13), one side of first bevel gear (13) is vertical to be equipped with it the rotatory adjusting part of second bevel gear (14), fixed plate (2) below is installed and is driven the rotatory adjusting part of second bevel gear (14).

2. An adjustable headlamp according to claim 1, wherein: the fixing plate (2) is in a U-shaped structure, two sides of the bottom surface of the fixing plate (2) are protruded to form connecting parts (15), the connecting parts (15) and the second bevel gears (14) are transversely oppositely arranged, mounting holes are formed in the connecting parts (15), and first bearings (16) are mounted in the mounting holes;

the adjusting component comprises a rotating rod (7), a reel (9) and a pull rope (11), wherein the rotating rod (7) is installed in a central hole of a second bevel gear (14), two ends of the rotating rod (7) are all installed in an inner ring of a first bearing (16), one end of the rotating rod (7) is outwards prolonged and fixedly connected with the reel (9), the middle of the pull rope (11) is installed in the middle of the top surface of the reel (9), and two ends of the pull rope (11) are both sagged and are all provided with holding rods (18).

3. An adjustable headlamp according to claim 1, wherein: the shaft lever (8) is positioned at two sides of the spur gear (3) and is provided with positioning rings, and the inner side surfaces of the positioning rings are contacted with the side surfaces of the spur gear (3).

4. An adjustable headlamp according to claim 1, wherein: a sliding block (6) is vertically arranged on one side surface, far away from the spur gear (3), of the rack (4), a sliding groove (17) is vertically arranged on the inner side surface of the fixed plate (2) right opposite to the sliding block (6), the sliding block (6) is slidably arranged in the sliding groove (17), and the sections of the sliding block (6) and the sliding groove (17) are arranged in a trapezoid structure.

5. An adjustable headlamp according to claim 1, wherein: a second bearing (12) is arranged at the lower end of the screw rod (5) close to the first bevel gear (13), and a fixing frame is arranged between the outer ring of the second bearing (12) and the fixing plate (2).

6. An adjustable headlamp according to claim 1, wherein: one side of the fixed plate (2) is provided with a plurality of fixed holes on two sides of the rack (4).