Optical lens capable of improving output light pattern

Abstract

The utility model belongs to the technical field of optical lenses, in particular to an optical lens capable of improving an output light type, which is characterized in that a second convex lens is arranged on the outer side of a first convex lens, a third convex lens is arranged on the outer side of the second convex lens, and a support ring is fixed on the edge of the first convex lens; a first connecting ring connected with the supporting ring is fixedly arranged on the edge of the second convex lens, a second connecting ring connected with the first connecting ring is fixedly arranged on the edge of the third convex lens, and magnetic attraction connecting pieces are arranged between the supporting ring and the first connecting ring and between the first connecting ring and the second connecting ring. Therefore, the first convex lens, the second convex lens and the third convex lens can be conveniently assembled, the output light type of a single optical lens can be conveniently improved, and meanwhile, the first convex lens can be independently used or the first convex lens and the second convex lens can be assembled for use due to the adoption of the assembling mode.

Description

TECHNICAL FIELD

[0001] The utility model belongs to optical lens technical field, concretely relates to an optical lens capable of improving output light type. BACKGROUND

[0002] As the core component for realizing functions such as light focusing, divergence and imaging, optical lens is widely applied in many fields such as illumination, projection and optical instrument. With the continuous improvement of the performance requirements of optical system in various fields, the accuracy and flexibility of the output light type of optical lens are increasingly highlighted.

[0003] Most of the existing optical lenses are single structures, and the output light type is determined by inherent parameters such as curvature and material, so the light type is relatively single and cannot be flexibly adjusted according to different use scenarios. Although some optical lenses are improved by combining multiple lenses, the traditional combined optical lenses are usually connected by buckles, threads and other connection methods during assembly, which not only makes the assembly process cumbersome, but also is prone to problems such as loosening and displacement during use, affecting the optical performance.

[0004] Therefore, there is an urgent need for an optical lens that can be easily assembled and effectively improve the output light type. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model provides an optical lens capable of improving output light type, and the specific technical solutions are as follows:

[0006] An optical lens capable of improving output light type, comprising a first convex lens, a second convex lens is arranged on the outer side of the first convex lens, a third convex lens is arranged on the outer side of the second convex lens, a support ring is fixed on the edge of the first convex lens, a first connecting ring connected with the support ring is fixedly arranged on the edge of the second convex lens, a second connecting ring connected with the first connecting ring is fixedly arranged on the edge of the third convex lens, magnetic attraction connecting pieces are arranged between the support ring and the first connecting ring and between the first connecting ring and the second connecting ring, and sealing connecting pieces are arranged between the first convex lens and the support ring, between the second convex lens and the first connecting ring and between the third convex lens and the second connecting ring.

[0007] Preferably, the magnetic attraction connecting piece comprises a limiting insertion rod fixed on the upper surface of the support ring and the first connecting ring, limiting insertion holes are arranged on the lower surface of the first connecting ring and the second connecting ring, magnets are fixedly bonded in the limiting insertion holes, and the limiting insertion rod is magnetically attracted and fixed after being inserted into the limiting insertion hole.

[0008] Preferably, the limiting insertion rod and the limiting insertion hole are arranged in an annular array, and the limiting insertion rod and the limiting insertion hole are one-to-one corresponding.

[0009] Preferably, the sealing connector comprises a mounting groove formed in the inner side surface of the support ring, the first connecting ring and the second connecting ring, and a sealing rubber ring adhered in the mounting groove, and the outer edge of the first convex lens, the second convex lens and the third convex lens is provided with a sealing groove, and the sealing rubber ring is tightly attached to the surface of the sealing groove.

[0010] Preferably, the surface of the sealing rubber ring is integrally formed with two clamping rings, and the clamping rings are adhered to the edge of the mounting groove.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The optical lens is composed of the first convex lens, the second convex lens and the third convex lens, the edge of the first convex lens is fixed with the support ring, the edge of the second convex lens is fixed with the first connecting ring, the edge of the third convex lens is fixed with the second connecting ring, the magnetic attraction connectors are arranged between the support ring and the first connecting ring and between the first connecting ring and the second connecting ring, so that the first convex lens, the second convex lens and the third convex lens are assembled, the output light type of the single optical lens is improved, the first convex lens is used alone or the first convex lens and the second convex lens are assembled for use, the sealing connectors are arranged between the first convex lens and the support ring, between the second convex lens and the first connecting ring and between the third convex lens and the second connecting ring, and the stability of the support ring installed at the edge of the first convex lens, the first connecting ring installed at the edge of the second convex lens and the second connecting ring installed at the edge of the third convex lens is improved.

[0013] 2. The magnetic attraction connector is composed of the limiting insertion rod, the limiting insertion hole and the magnet, the limiting insertion rod is inserted into the limiting insertion hole and is magnetically attracted and fixed to the magnet, the limiting insertion rod is fixed on the upper surface of the support ring and the first connecting ring, and the limiting insertion hole is formed in the lower surface of the first connecting ring and the second connecting ring, so that the support ring and the first connecting ring and the first connecting ring and the second connecting ring are connected through the magnetic attraction connector.

[0014] 3. The sealing connector is composed of the mounting groove, the sealing groove, the sealing rubber ring and the clamping ring, the inner side surface of the support ring, the first connecting ring and the second connecting ring is provided with the mounting groove, and the outer edge of the first convex lens, the second convex lens and the third convex lens is provided with the sealing groove, so that when the sealing rubber ring is adhered in the mounting groove, the inner ring is tightly attached to the surface of the sealing groove, the support ring is sealingly fixed at the edge of the first convex lens, the first connecting ring is sealingly fixed at the edge of the second convex lens, and the second connecting ring is sealingly fixed at the edge of the third convex lens. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2It is the half-split structure schematic view of the utility model;

[0017] Figure 3 It is the half-split structure schematic view of the utility model; Figure 2 It is the enlarged structure schematic view of A in the middle;

[0018] Figure 4 It is the combined output light type structure schematic view in the utility model;

[0019] Figure 5 It is the combined output light type two structure schematic view in the utility model;

[0020] Figure 6 It is the main output light type structure schematic view in the utility model.

[0021] Reference signs: 1, first convex lens;2, second convex lens;3, third convex lens;4, support ring;5, first connecting ring;6, second connecting ring;7, limiting insertion rod;8, limiting insertion hole;9, magnet;10, installation groove;11, sealing groove;12, sealing rubber ring;13, clamping ring. Specific implementation

[0022] The technical scheme of the utility model will be described below in combination with the drawings and examples.

[0023] Please refer to Figures 1-6 The utility model provides the following technical scheme: an optical lens capable of improving output light type, comprising a first convex lens 1, the outer side of the first convex lens 1 is provided with a second convex lens 2, the outer side of the second convex lens 2 is provided with a third convex lens 3, the edge of the first convex lens 1 is fixed with a support ring 4, the edge of the second convex lens 2 is fixedly provided with a first connecting ring 5 connected with the support ring 4, the edge of the third convex lens 3 is fixedly provided with a second connecting ring 6 connected with the first connecting ring 5, magnetic attraction connecting pieces are arranged between the support ring 4 and the first connecting ring 5 and between the first connecting ring 5 and the second connecting ring 6, sealing connecting pieces are arranged between the first convex lens 1 and the support ring 4, between the second convex lens 2 and the first connecting ring 5 and between the third convex lens 3 and the second connecting ring 6.

[0024] In this embodiment, the optical lens is composed of the first convex lens 1, the second convex lens 2 and the third convex lens 3, the first convex lens 1 is fixed with the support ring 4 at the edge, the second convex lens 2 is fixed with the first connecting ring 5 at the edge, the third convex lens 3 is fixed with the second connecting ring 6 at the edge, and the magnetic attraction connecting pieces are arranged between the support ring 4 and the first connecting ring 5 and between the first connecting ring 5 and the second connecting ring 6, so as to facilitate the assembly of the first convex lens 1, the second convex lens 2 and the third convex lens 3, improve the output light type of the single optical lens, and realize the separate use of the first convex lens 1 or the assembly use of the first convex lens 1 and the second convex lens 2 due to the assembly mode. The sealing connecting pieces are arranged between the first convex lens 1 and the support ring 4, between the second convex lens 2 and the first connecting ring 5, and between the third convex lens 3 and the second connecting ring 6, so as to improve the stability of the support ring 4 installed at the edge of the first convex lens 1, the first connecting ring 5 installed at the edge of the second convex lens 2, and the second connecting ring 6 installed at the edge of the third convex lens 3.

[0025] Specifically, the magnetic attraction connecting piece includes the limiting insertion rod 7 fixed on the upper surfaces of the support ring 4 and the first connecting ring 5, the limiting insertion hole 8 is arranged on the lower surfaces of the first connecting ring 5 and the second connecting ring 6, the magnet 9 is fixed in the limiting insertion hole 8, the limiting insertion rod 7 is magnetically attracted and fixed with the magnet 9 after being inserted into the limiting insertion hole 8, the limiting insertion rod 7 and the limiting insertion hole 8 are arranged in an annular array, and the limiting insertion rod 7 and the limiting insertion hole 8 correspond to each other.

[0026] In this embodiment, the magnetic attraction connecting piece is composed of the limiting insertion rod 7, the limiting insertion hole 8 and the magnet 9, the limiting insertion rod 7 is magnetically attracted and fixed with the magnet 9 after being inserted into the limiting insertion hole 8, the limiting insertion rod 7 is fixed on the upper surfaces of the support ring 4 and the first connecting ring 5, and the limiting insertion hole 8 is arranged on the lower surfaces of the first connecting ring 5 and the second connecting ring 6, so as to facilitate the connection of the support ring 4 and the first connecting ring 5 and the first connecting ring 5 and the second connecting ring 6 through the magnetic attraction connecting piece.

[0027] Specifically, the sealing connecting piece includes the installation groove 10 arranged on the inner side surfaces of the support ring 4, the first connecting ring 5 and the second connecting ring 6, the sealing rubber ring 12 is adhered in the installation groove 10, the sealing groove 11 is arranged on the outer edges of the first convex lens 1, the second convex lens 2 and the third convex lens 3, the sealing rubber ring 12 is tightly attached to the surface of the sealing groove 11, the surface of the sealing rubber ring 12 is integrally formed with two clamping rings 13, and the clamping ring 13 is adhered to the edge of the installation groove 10.

[0028] In the embodiment, the support ring 4, the first connecting ring 5 and the second connecting ring 6 are supported by the sealing connecting piece composed of the mounting groove 10, the sealing groove 11, the sealing rubber ring 12 and the clamping ring 13, the inner side surface of the support ring 4 is provided with the mounting groove 10, the outer edge of the first convex lens 1, the second convex lens 2 and the third convex lens 3 is provided with the sealing groove 11, so that when the sealing rubber ring 12 is adhered in the mounting groove 10, the inner ring is tightly attached to the surface of the sealing groove 11, thereby realizing the sealing and fixing of the support ring 4 at the edge of the first convex lens 1, the sealing and fixing of the first connecting ring 5 at the edge of the second convex lens 2 and the sealing and fixing of the second connecting ring 6 at the edge of the third convex lens 3.

[0029] The above merely describes the preferred embodiment of the present application, and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An optical lens for improving the output light pattern, comprising a first convex lens (1), characterized in that: A second convex lens (2) is provided on the outer side of the first convex lens (1), and a third convex lens (3) is provided on the outer side of the second convex lens (2). A support ring (4) is fixed on the edge of the first convex lens (1), a first connecting ring (5) connected to the support ring (4) is fixed on the edge of the second convex lens (2), and a second connecting ring (6) connected to the first connecting ring (5) is fixed on the edge of the third convex lens (3). Magnetic connectors are provided between the support ring (4) and the first connecting ring (5) and between the first connecting ring (5) and the second connecting ring (6). Sealing connectors are provided between the first convex lens (1) and the support ring (4), between the second convex lens (2) and the first connecting ring (5), and between the third convex lens (3) and the second connecting ring (6).

2. The optical lens for improving output light pattern according to claim 1, characterized in that: The magnetic connector includes a limiting rod (7) fixed on the upper surface of both the support ring (4) and the first connecting ring (5). The lower surfaces of the first connecting ring (5) and the second connecting ring (6) are provided with limiting holes (8). A magnet (9) is glued and fixed inside the limiting hole (8). After the limiting rod (7) is inserted into the limiting hole (8), it is magnetically attracted and fixed to the magnet (9).

3. An optical lens for improving output light pattern according to claim 2, characterized in that: The limiting rod (7) and the limiting hole (8) are arranged in a circular array, and the limiting rod (7) and the limiting hole (8) correspond one-to-one.

4. An optical lens for improving output light pattern according to claim 1, characterized in that: The sealing connector includes a support ring (4), a first connecting ring (5), and a mounting groove (10) on the inner surface of the second connecting ring (6). A sealing ring (12) is bonded in the mounting groove (10). A sealing groove (11) is provided on the outer edge of the first convex lens (1), the second convex lens (2), and the third convex lens (3). The sealing ring (12) is in close contact with the surface of the sealing groove (11).

5. An optical lens for improving output light pattern according to claim 4, characterized in that: The sealing ring (12) has two retaining rings (13) integrally formed on its surface, and the retaining rings (13) are bonded to the edge of the mounting groove (10).

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