Lifting type lamp holder of high-pole illuminating lamp

Abstract

The utility model relates to a lifting type lamp holder of a high-pole illuminating lamp, which comprises a ring-shaped hanging bracket, a ring-shaped lifting frame, N steel wire ropes and a winch, N pairs of fixed pulleys which are arranged according to a ring array are arranged at the bottom of the hanging bracket, and N pairs of guide wheels which are arranged according to a ring array are arranged on the inner side of the lifting frame. A mounting frame for mounting an illuminating lamp is mounted on the outer side of the lifting frame, a tray for accommodating a cable is mounted at the top of the lifting frame, and a circular-truncated-cone-shaped lamp cap cover is mounted on the hanging bracket; one end of the steel wire rope is connected with the lifting frame, and the other end is connected with a rope drum of the winch. The lifting device has the advantages that the winch is matched with the steel wire rope and the hanging bracket to enable the lifting frame to ascend or descend, a light-emitting component installed on the installation frame can be conveniently repaired and maintained, workers do not need to climb to work, and the safety risk of the workers is reduced.

Description

Technical Field

[0001] This utility model relates to the field of outdoor lighting fixtures, and in particular to a liftable lamp head for a high-mast lighting fixture. Background Technology

[0002] High-mast lighting is an important outdoor lighting device used in places such as squares, sports fields, and overpasses. The height of the lamp head of a high-mast lighting lamp is generally 20 to 30 meters, and the light-emitting components are mainly installed on the lamp head, which means that workers need to climb up to do maintenance and repair, posing a safety risk. Utility Model Content

[0003] The purpose of this utility model is to overcome the above-mentioned problems existing in the prior art and to provide a lifting lamp head for a high-mast lighting lamp.

[0004] To achieve the above-mentioned technical objectives and effects, this utility model is implemented through the following technical solution:

[0005] A lifting lamp head for a high-mast lighting fixture includes a circular hanging frame, a circular lifting frame, N steel wire ropes, and a winch. The bottom of the hanging frame is equipped with N pairs of fixed pulleys arranged in a circular array. The inner side of the lifting frame is equipped with N pairs of guide wheels arranged in a circular array. The outer side of the lifting frame is equipped with a mounting bracket for installing the lighting fixture. The top of the lifting frame is equipped with a tray for storing cables. A frustum-shaped lamp head cover is installed on the hanging frame. One end of each steel wire rope is connected to the lifting frame, and the other end of the steel wire rope is connected to the winch's drum.

[0006] The hanger includes a cross and a first annular mounting ring, the first mounting ring being fixed to the bottom end of the cross. Each support arm of the cross is equipped with two pairs of pulley mounting plates, and a fixed pulley is installed between each pair of pulley mounting plates.

[0007] The lifting frame includes N H-beams arranged in a circular array and a circular support frame. The H-beams are connected to the support frame with fasteners. Each H-beam has two pairs of parallel guide wheel mounting plates installed at its lower part, and a guide wheel is installed between each pair of guide wheel mounting plates.

[0008] The tray includes an annular support plate and a conical guide ring, the guide ring being fixed to the top of the support plate and coaxial with the support plate.

[0009] The top of the support frame is provided with a support block for supporting the guide ring.

[0010] The pallet has H-shaped holes for H-shaped steel to pass through.

[0011] The mounting frame includes N uprights arranged in a circular array, N upper connecting rods arranged in a circular array, N lower connecting rods arranged in a circular array, an upper mounting ring, and a lower mounting ring. The uprights are connected to H-beams with screws. Each upright has an upper connecting rod and a lower connecting rod fixed to one side. The inner side of the upper mounting ring is fixed to the end of the upper connecting rod, and the inner side of the lower mounting ring is fixed to the end of the lower connecting rod.

[0012] The outer diameter of the upper mounting ring is larger than that of the lower mounting ring, and the outer diameter of the upper mounting ring is smaller than that of the tray.

[0013] The top of the H-beam is provided with a rope-passing hole for the steel wire rope to pass through.

[0014] The bottom inner diameter of the lamp head cover is larger than the outer diameter of the tray.

[0015] The beneficial effects of this utility model are: by using a winch in conjunction with a wire rope and a hanger to raise or lower the lifting frame, it is convenient to repair and maintain the light-emitting components installed on the mounting frame, eliminating the need for workers to climb to heights and reducing the safety risks for workers. Attached Figure Description

[0016] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0017] Figure 1 This is a schematic diagram of the lifting lamp head in the closed state in this utility model;

[0018] Figure 2 This is a first-view structural diagram of the lifting lamp head in the open state of this utility model;

[0019] Figure 3 This is a structural schematic diagram of the lifting lamp head in the open state from a second perspective in this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the hanger in this utility model;

[0021] Figure 5 This is a schematic diagram of the lifting frame in this utility model;

[0022] Figure 6 This is a schematic diagram of the mounting bracket in this utility model;

[0023] Figure 7 This is a schematic diagram of the structure of the tray in this utility model;

[0024] The following are the labels in the diagram: Hanger 1, Cross 11, First mounting ring 12, Pulley mounting plate 13, Lifting frame 2, H-beam 21, Rope hole 211, Support frame 22, Support block 221, Guide wheel mounting plate 23, Wire rope 3, Fixed pulley 4, Guide wheel 5, Mounting frame 6, Upright pole 61, Upper connecting rod 62, Lower connecting rod 63, Upper mounting ring 64, Lower mounting ring 65, Tray 7, Support plate 71, H-hole 711, Guide ring 72, Lamp cover 8. Detailed Implementation

[0025] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0026] like Figures 1 to 7 As shown, a lifting lamp head for a high-mast lighting fixture includes a circular hanging frame 1, a circular lifting frame 2, N steel wire ropes 3, and a winch. The hanging frame is installed at the top of the high-mast lighting pole, the winch is installed at the bottom of the pole, and the lifting frame is fitted onto the pole. One end of each steel wire rope 3 is connected to the lifting frame 2, and the other end is connected to the winch drum. The winch, steel wire ropes, and hanging frame work together to raise or lower the lifting frame, facilitating maintenance and repair of the lighting components mounted on the frame without requiring workers to climb, thus reducing worker safety risks.

[0027] The bottom of the hanger 1 is equipped with four pairs of fixed pulleys 4 arranged in a circular array. Specifically, the hanger 1 includes a cross 11 and a circular first mounting ring 12. The first mounting ring 12 is bolted to the top of the lamp post of the high-mast lighting lamp. The first mounting ring 12 is fixed to the bottom of the cross 11. Each support arm of the cross 11 is equipped with two pairs of pulley mounting plates 13, and a fixed pulley 4 is installed between each pair of pulley mounting plates 13.

[0028] The inner side of the lifting frame 2 is equipped with four pairs of guide wheels 5 arranged in a circular array. Specifically, the lifting frame 2 includes four H-beams 21 arranged in a circular array and a circular support frame 22. The H-beams 21 and the support frame 22 are connected by fasteners. The top of the H-beams 21 is provided with a rope hole 211 for the wire rope 3 to pass through. The lower part of each H-beam 21 is equipped with two pairs of parallel guide wheel mounting plates 23, and a guide wheel 5 is installed between each pair of guide wheel mounting plates 23.

[0029] The top of the lifting frame 2 is equipped with a tray 7 for storing cables. Specifically, the tray 7 includes an annular support plate 71 and a conical guide ring 72. The guide ring 72 is fixed to the top of the support plate 71 and is coaxial with the support plate 71. The support plate 71 has an H-shaped hole 711 for the H-beam 21 to pass through.

[0030] To improve the rigidity of the guide ring 72 and prevent it from deforming, a support block 221 for supporting the guide ring 72 is provided on the top of the support frame 22.

[0031] The outer side of the lifting frame 2 is equipped with a mounting bracket 6 for installing lighting. Specifically, the mounting bracket 6 includes N uprights 61 arranged in a circular array, 4 upper connecting rods 62 arranged in a circular array, N lower connecting rods 63 arranged in a circular array, an upper mounting ring 64 in a circular array, and a lower mounting ring 65 in a circular array. The uprights 61 are connected to the H-beams 21 with screws. One upper connecting rod 62 and one lower connecting rod 63 are fixed to one side of each upright 61. The inner side of the upper mounting ring 64 is fixed to the end of the upper connecting rod 62, and the inner side of the lower mounting ring 65 is fixed to the end of the lower connecting rod 63.

[0032] The outer diameter of the upper mounting ring 64 is larger than the outer diameter of the lower mounting ring 65, and the outer diameter of the upper mounting ring 64 is smaller than the outer diameter of the tray 7.

[0033] A frustum-shaped lamp holder 8 is installed on the hanger 1. The inner diameter of the bottom of the lamp holder 8 is larger than the outer diameter of the tray 7.

[0034] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A high pole lighting lamp's lifting head, characterized in that: The hanging bracket comprises a circular ring-shaped hanging bracket, a circular ring-shaped lifting frame, N steel wires, and a winch, N pairs of fixed pulleys arranged in a circular array are installed at the bottom of the hanging bracket, N pairs of guide wheels arranged in a circular array are installed at the inner side of the lifting frame, a mounting rack for mounting a lighting lamp is installed at the outer side of the lifting frame, a tray for accommodating a cable is installed at the top of the lifting frame, and a circular truncated cone-shaped lamp holder cover is installed on the hanging bracket; one end of the steel wire is connected with the lifting frame, and the other end of the steel wire is connected with the rope winding drum of the winch.

2. The lift head of claim 1, wherein: The hanging bracket comprises a cross, a circular ring-shaped first mounting ring, and two pairs of pulley mounting plates are installed on each support arm of the cross, and a fixed pulley is installed between each pair of pulley mounting plates.

3. The lift head of claim 1, wherein: The lifting frame comprises N H-shaped steels arranged in a circular array and a circular ring-shaped support framework, the H-shaped steels are connected with the support framework by fasteners, and two pairs of upper and lower parallel guide wheel mounting plates are installed on the lower part of each H-shaped steel, and a guide wheel is installed between each pair of guide wheel mounting plates.

4. The lift head of claim 3, wherein: The tray comprises a circular ring-shaped tray plate and a conical guide ring, the guide ring is fixedly connected to the top end of the tray plate, and the guide ring is coaxial with the tray plate.

5. The lift head of claim 4, wherein: A support block for supporting the guide ring is arranged at the top of the support framework.

6. The lift head of claim 4, wherein: An H-shaped hole is formed in the tray plate for the H-shaped steel to pass through.

7. The lift head of claim 3, wherein: The mounting rack comprises N vertical rods arranged in a circular array, N upper connecting rods arranged in a circular array, N lower connecting rods arranged in a circular array, a circular ring-shaped upper mounting ring, and a circular ring-shaped lower mounting ring, the vertical rods are connected with the H-shaped steels by screws, one upper connecting rod and one lower connecting rod are fixedly connected to one side of each vertical rod, the inner side of the upper mounting ring is fixedly connected to the end of the upper connecting rod, and the inner side of the lower mounting ring is fixedly connected to the end of the lower connecting rod.

8. The lift head of claim 7, wherein: The outer diameter of the upper mounting ring is greater than the outer diameter of the lower mounting ring, and the outer diameter of the upper mounting ring is smaller than the outer diameter of the tray.

9. The lift head of claim 3, wherein: A rope passing hole is arranged at the top of the H-shaped steel for the steel wire to pass through.

10. The lift head of claim 1, wherein: The inner diameter of the bottom of the lamp holder cover is greater than the outer diameter of the tray.

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