Projector ray machine convenient for lens assembly and disassembly

Abstract

The projector ray machine comprises a ray machine shell and a slot cover plate, one side of the ray machine shell is provided with an opening, the left side wall and the right side wall of the opening are symmetrically provided with a first slot, a second slot and a third slot respectively, a first lens is inserted into the two first slots, and a second lens is inserted into the second slot. The projector ray machine convenient for lens assembly and disassembly is simple in structure, the lenses are very convenient to assemble and disassemble, the lens box is inserted into the two third slots, the lens box is inserted into the two second slots, the slot cover plate covers the outside of the opening so as to cover the opening, the projector ray machine convenient for lens assembly and disassembly is convenient to use, and the projector ray machine convenient for lens assembly and disassembly is suitable for large-scale popularization and application. The installation difficulty of the lenses and the lens box is greatly reduced, the phenomenon that the lenses are damaged can be well avoided, meanwhile, the third lens and the screen are integrated in the lens box, so that the third lens and the screen can be pre-assembled in advance, and the production efficiency of the whole optical machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to projectors, in particular to a projector optical machine which is convenient for disassembling and assembling lenses. Background Art

[0002] With the popularization of electronic devices, projectors have gradually come into the public eye. Projectors have the advantages of large display area and easy mobility. They are mostly used in conferences, teaching, exhibitions and other occasions. At the same time, they are gradually entering private homes. More and more people plan to use projectors to replace TVs as home audio and video equipment. However, traditional projectors currently have complex structures, and it is not easy to assemble and disassemble the lenses, which can easily lead to lens damage. Utility Model Content

[0003] In view of the above problems existing in the prior art, the projector optical engine provided by the present invention is used to overcome the above defects in the prior art.

[0004] In order to achieve the above-mentioned purpose of the invention, the technical solution adopted by the present utility model is as follows:

[0005] A projector optical machine that facilitates lens disassembly and assembly, comprising an optical machine housing and a slot cover. An opening is provided on one side of the optical machine housing, and a first slot, a second slot, and a third slot are symmetrically provided on the left and right side walls of the opening. First lenses are inserted into two of the first slots, second lenses are inserted into two of the second slots, and lens boxes are inserted into two of the third slots. The slot cover is installed on the outside of the opening to cover the opening.

[0006] In one embodiment, the lens box includes a third lens, a screen, a lens bracket and a lens buckle. The upper and lower ends of the lens bracket are respectively provided with lens mounting grooves. The third lens is installed in the lens mounting groove located at the top, and the screen is installed in the lens mounting groove located at the bottom. A cable is provided at one end of the screen, and the lens buckle is clamped on one end of the lens bracket away from the cable to fix the third lens and the screen.

[0007] In one embodiment, a baffle is provided on the inner side of the lower edge of the slot cover, and a cable installation groove is provided at one end of the baffle, and one end of the cable passes through the cable installation groove and extends to the outside of the optical housing.

[0008] In one embodiment, the lens holder is a rectangular frame structure, and the inner walls of each side of the lens holder are respectively provided with inwardly protruding step plates, and several step plates are connected end to end to form the lens mounting grooves located at the upper and lower ends of the lens holder.

[0009] In one of the embodiments, a plurality of through holes are symmetrically arranged on the pair of long sides of the lens holder.

[0010] In one of the embodiments, the lens buckle is arranged on the end of the lens holder with the shorter length.

[0011] In one of the embodiments, the lens buckle is in the shape of "[", and the width of the upper and lower ends of the lens buckle is greater than the width of the middle part.

[0012] In one of the embodiments, notches are arranged on the left and right ends of the inner edges of the upper and lower ends of the lens buckle.

[0013] In one of the embodiments, a lens buckle mounting groove is arranged on the outer side wall of the lens holder, stop portions are arranged on the left and right sides of the lens buckle mounting groove at the upper and lower ends, and the middle part of the lens buckle is clamped inside the lens buckle mounting groove, and the two ends are located inside the stop portions.

[0014] Compared with the prior art, the projector optical machine provided by the utility model is convenient for dismounting and mounting the lenses, and the difficulty of mounting the lenses and the lens box is greatly reduced, and the phenomenon of lens damage can be well avoided.

[0015] Thus, when the lenses and the lens box need to be dismounted, the lenses and the lens box can be easily dismounted by removing the slot cover plate, and the mounting of the lenses and the lens box is also very convenient.

[0016] Secondly, the third lens and the screen are integrated in the lens box, so that the third lens and the screen can be pre-assembled in advance, and the production efficiency of the whole optical machine is improved. DRAWINGS

[0017] Figure 1 It is a front view of the partial structure of the utility model;

[0018] Figure 2 It is a front view of the partial structure of the utility model;

[0019] Figure 3 It is a front view of the partial structure of the utility model;

[0020] Figure 4 It is a front view of the partial structure of the utility model;

[0021] Figure 5 It is the three-dimensional structure schematic view of the lens holder in the utility model;

[0022] Figure 6 It is the three-dimensional structure schematic view of the lens buckle in the utility model. DETAILED DESCRIPTION

[0023] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0024] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0025] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] In the utility model, unless otherwise explicitly specified and limited, the first feature "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" of the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" of the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0027] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples without contradiction.

[0028] As Figures 1-6 shown, for the convenience of description, the "up", "down", "left", "right", "front", "back" orientation reference in the present application is based on the orientation shown in the accompanying drawings as the reference; Figure 2 ;

[0029] A projector light machine convenient for lens disassembly, comprising a light machine shell 1 and a slot cover plate 2, an opening is arranged on the front side of the light machine shell 1, first slots 4, second slots 5 and third slots 6 are symmetrically arranged on the left and right side walls of the opening respectively, two first lenses 7 are inserted and arranged in the two first slots 4, two second lenses 8 are inserted and arranged in the two second slots 5, and a lens box 9 is inserted and arranged in the two third slots 6, and the slot cover plate 2 is covered on the outside of the opening to cover the opening. By arranging the opening, the first slots 4, the second slots 5 and the third slots 6 and the slot cover plate 2, the disassembly and assembly of the first lens 7, the second lens 8 and the lens box 9 can be very convenient, which not only improves the efficiency of lens disassembly and assembly, but also simplifies the structure of the entire light machine.

[0030] In the present embodiment, the lens box 9 comprises a third lens 901, a screen 902, a lens support 903 and a lens buckle 904, lens mounting grooves are arranged at the upper and lower ends of the lens support 902 respectively, the third lens 901 is mounted in the lens mounting groove at the upper end, the screen 902 is mounted in the lens mounting groove at the lower end, one end of the screen 902 is provided with a wire, and the lens buckle 904 is clamped on one end of the lens support 903 away from the wire to fix the third lens 901 and the screen 902. The design integrates the third lens 901 and the screen 902 in the lens box 9, so that the third lens 901 and the screen 902 can be pre-assembled in advance, and the production efficiency of the entire light machine is improved.

[0031] In the embodiment, the inner side of the lower edge of the slot cover plate 2 is provided with a baffle, one end of the baffle is provided with a wire arranging slot 201, one end of the wire extends to the outside of the optical machine shell 1 through the wire arranging slot 201, which not only facilitates the installation of the wire, but also helps to improve the sealing of the optical machine shell, avoiding the entry of foreign matters from the outside into the inside of the optical machine.

[0032] In the embodiment, the lens holder 903 is a rectangular frame structure, the inner walls of each side of the lens holder 903 are respectively provided with inwardly protruding step plates 905, and the step plates 905 are connected end to end to form lens mounting slots at the upper and lower ends of the lens holder 903. By providing four step plates 905, the third lens 901 and the screen 902 are conveniently installed at the two ends of the step plates 905 and inside the lens holder 903.

[0033] In the embodiment, a plurality of through holes are symmetrically arranged on a pair of long sides of the lens holder 903, which facilitates heat dissipation of the heat generated by the third lens 901 and the screen 902.

[0034] In the embodiment, the lens buckle 904 is clamped on the end of the lens holder 903 with shorter length.

[0035] In the embodiment, the lens buckle 904 is in the shape of "[", the width of the upper and lower ends of the lens buckle 904 is greater than the width of the middle part thereof;

[0036] The left and right ends of the inner edges of the upper and lower ends of the lens buckle 904 are respectively provided with notches 9041;

[0037] The outer wall of the lens holder 903 is provided with a lens buckle mounting slot 9031, the lens holder 903 on the left and right sides of the upper and lower ends of the lens buckle mounting slot 9031 is respectively provided with a stop portion 9032, the middle part of the lens buckle 904 is clamped inside the lens buckle mounting slot 9031, and the two end parts are respectively located inside the stop portion 9031. By arranging the lens buckle mounting slot 9031 and the stop portion 9032 to position and limit the middle part and the two end parts of the lens buckle 904, the installation of the lens buckle 904 is facilitated, and the displacement of the lens buckle 904 during the insertion of the lens holder 9 is effectively avoided, preventing the lens buckle 904 from falling off and causing the third lens 901 and the screen 902 to fall out of the inside of the lens holder 903 and break.

[0038] The technical features of the above embodiments can be combined arbitrarily, and in order to make the description simple, not all possible combinations of the technical features in the above embodiments are described, however, as long as the combinations of the technical features do not exist contradictory, they should be considered as the scope of the present application.

[0039] The above-described embodiments only express several implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the patent scope of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A projector optical machine that facilitates lens disassembly and assembly, comprising an optical machine housing and a slot cover, characterized in that: An opening is provided on one side of the optical housing, and a first slot, a second slot and a third slot are symmetrically provided on the left and right side walls of the opening, respectively. The first lenses are inserted into the two first slots, the second lenses are inserted into the two second slots, and the lens boxes are inserted into the two third slots. The slot cover is installed on the outside of the opening to cover the opening.

2. The projector optical engine with easy lens assembly and disassembly according to claim 1, characterized in that: The lens box includes a third lens, a screen, a lens bracket and a lens buckle. The upper and lower ends of the lens bracket are respectively provided with lens mounting grooves. The third lens is installed in the lens mounting groove located at the upper part, and the screen is installed in the lens mounting groove located at the lower part. A cable is provided at one end of the screen, and the lens buckle is clamped on one end of the lens bracket away from the cable to fix the third lens and the screen.

3. The projector optical engine with easy lens assembly and disassembly according to claim 2, characterized in that: A baffle is provided on the inner side of the lower edge of the slot cover, one end of the baffle is provided with a cable installation groove, and one end of the cable passes through the cable installation groove and extends to the outside of the optical housing.

4. The projector optical engine with easy lens assembly and disassembly according to claim 2, characterized in that: The lens bracket is a rectangular frame structure, and the inner walls of each side of the lens bracket are respectively provided with inwardly protruding step plates, and several step plates are connected end to end to form the lens mounting grooves located at the upper and lower ends of the lens bracket.

5. The projector optical engine with easy lens assembly and disassembly according to claim 4, characterized in that: A pair of long sides of the lens bracket are symmetrically provided with a plurality of through holes.

6. The projector optical engine with easy lens assembly and disassembly according to claim 4, characterized in that: The lens buckle is clamped on the end of the lens bracket with a shorter side length.

7. The projector optical engine with easy lens assembly and disassembly according to claim 2, characterized in that: The lens buckle is in a "[" shape, and the width of the upper and lower ends of the lens buckle is greater than the width of the middle part.

8. The projector optical engine with easy lens assembly and disassembly according to claim 7, characterized in that: Notches are respectively provided at the left and right ends of the inner edges of the upper and lower ends of the lens buckle.

9. The projector optical engine with easy lens assembly and disassembly according to claim 8, characterized in that: A lens buckle mounting groove is provided on the outer wall of the lens bracket, and stop parts are respectively provided on the left and right sides of the lens bracket at the upper and lower ends of the lens buckle mounting groove. The middle part of the lens buckle is clamped inside the lens buckle mounting groove, and the two end parts are respectively located on the inner side of the stop parts.

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