CN218332276U

CN218332276U - Laser projector with heat dissipation dustproof construction

Info

Publication number: CN218332276U
Application number: CN202222388985.2U
Authority: CN
Inventors: 沈必烈; 孙宇
Original assignee: Shenzhen Haigaote Technology Co ltd
Current assignee: Shenzhen Haigaote Technology Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-01-17
Anticipated expiration: 2032-09-08

Abstract

The utility model belongs to the technical field of the projecting apparatus to a laser projector with heat dissipation dustproof construction is disclosed, include: the lens module comprises a shell, a lens assembly, a lens holder, a lens module and a lens module, wherein a processing cavity is formed in the shell; the heat dissipation holes are symmetrically formed in two sides of the shell; the louver is installed in the radiating hole, the one end fixed mounting of louver has the connecting rod, and is in the driven tooth is installed in the one end of louver mutually to the connecting rod follow one side of driven tooth installs rotatable drive tooth, the utility model discloses in, through rotating the drive tooth, make it drive the connecting rod through the driven tooth with it meshing and rotate to the realization is to the regulation of louver angle, so that it when the projecting apparatus is idle, seals the louvre, thereby solves the dust in the air and passes the louvre and get into the inside problem of projecting apparatus.

Description

Laser projector with heat dissipation dustproof construction

Technical Field

The utility model belongs to the technical field of the projecting apparatus, concretely relates to laser projector with heat dissipation dustproof construction.

Background

The projector is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a game machine, a DV and the like through different interfaces to play corresponding video signals, and is widely applied to families, offices, schools and entertainment places.

The heat dissipation of current laser projector relies on the louvre and built-in radiator fan that both sides set up, and its radiating effect is limited, still can influence the use of projecting apparatus because the high temperature in the use, and inside the dust in the air also passed the louvre easily and gets into the projecting apparatus in addition, causes the damage to circuit board and some other precision components and parts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser projector with heat dissipation dustproof construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a laser projector having a heat-dissipating dust-proof structure, comprising:

a shell with a processing cavity formed inside, a functional component is arranged in the processing cavity, the lens assembly penetrates through and is fixed on the shell, and a detachable shell cover is arranged above the shell;

the cooling plate is connected with the shell, and a flow channel is formed in the cooling plate;

the heat dissipation holes are symmetrically formed in two sides of the shell and are adjacent to the lens component;

the window leaf is installed in the heat dissipation hole, one end of the window leaf is fixedly provided with a connecting rod, one end, opposite to the window leaf, of the connecting rod is provided with a detachable driven tooth, one side of the driven tooth is provided with a rotatable driving tooth, and the driving tooth and the driven tooth are meshed with each other;

the connecting rod can drive the window blades to rotate in the heat dissipation holes through the meshing drive of the driving teeth and the driven teeth.

Preferably, the two cooling plates are respectively arranged at the bottom of the shell and the top of the shell cover, a detachable pump body is arranged on one side of the shell, which is opposite to the lens component, a water inlet and a plurality of water outlets are formed in the pump body, and a drain pipe is arranged on one side of the pump body;

one end of the flow channel is connected with the water outlet, and the other end of the flow channel is connected with the water drainage pipe.

Preferably, a frame is installed in the treatment cavity corresponding to the heat dissipation holes, and a detachable filter screen is arranged inside the frame.

Preferably, still include a plurality of installation in the below of casing and be used for supporting the adjusting part of casing, adjusting part includes the regulation pole the outside of adjusting the pole is closed the cover soon and is equipped with the adjusting collar, just be provided with the spring between adjusting collar and the regulation pole.

Preferably, one side of the lens component is provided with a support, the support is provided with a rotatable lens cover, and the lens cover can be sleeved on the lens component in a matching manner.

Preferably, the adjusting assembly is provided with four adjusting assemblies which are respectively positioned at four corners of the shell, the functional assembly is provided with two heat dissipation plates, and the two heat dissipation plates are symmetrically distributed at the top and the bottom of the functional assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses in, through rotating the initiative tooth, make it drive the connecting rod through the driven tooth with it meshing and rotate to the realization is to the regulation of casement angle, so that it seals the louvre when the projecting apparatus is idle, thereby solves the dust in the air and passes the louvre and get into the inside problem of projecting apparatus, avoids the dust to get into the inside electronic component that causes of projecting apparatus and damages, and then prolongs its life.

(2) To above-mentioned louvre, through set up the detachable filter screen in the frame, can be when the inside fan of projecting apparatus dispels the heat, with solid particle interception such as dust that contain in the air outside the treatment chamber, can improve the dirt resistance ability of device through this structure, reduce during the dust gets into the treatment chamber.

(3) The utility model discloses in, the cooling water takes place the heat exchange through delivery port pumping to the inside runner of cooling plate under the effect of the pump body through the water inlet, the cooling water of runner flows through and cap and casing to discharge the heat in the treatment chamber fast, and the cooling water can follow the drain pipe discharge at last, through this structure, can improve the radiating effect of projecting apparatus, thereby solve the limited problem of current projecting apparatus radiating effect, in order to avoid influencing the use of projecting apparatus because the high temperature.

(4) The utility model discloses in, can support the casing through adjusting part, and close the relation soon between through adjusting collar and regulation pole, can ensure that the projecting apparatus is in the horizontality when the desktop is placed, wherein, utilize the reaction force of spring, can improve the stability of being connected between regulation pole and the adjusting collar.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the structure of the window vane of the present invention;

fig. 4 is a schematic structural view of the inside of the casing of the present invention;

fig. 5 is a schematic structural view of the adjusting assembly of the present invention;

fig. 6 is a schematic structural view of the flow channel of the present invention;

in the figure: 1. a housing; 2. a shell cover; 3. a functional component; 4. a lens assembly; 5. an adjustment assembly; 51. adjusting a rod; 52. an adjusting sleeve; 53. a spring; 6. heat dissipation holes; 7. a louver; 8. a connecting rod; 9. a driven tooth; 10. a driving tooth; 11. a frame; 12. filtering with a screen; 13. a cooling plate; 14. a flow channel; 15. a pump body; 16. a water inlet; 17. a water outlet; 18. a drain pipe; 19. a support; 20. a mirror cover; 21. a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 6, a laser projector having a heat-dissipating dustproof structure includes:

a shell 1 with a processing cavity formed inside, a functional component 3 is arranged in the processing cavity, a lens component 4 is fixed on the shell 1 in a penetrating way, and a detachable shell cover 2 is arranged above the shell 1;

a cooling plate 13 connected with the housing 1, wherein a flow channel 14 is arranged inside the cooling plate 13;

the heat dissipation holes 6 are symmetrically formed in two sides of the shell 1, and the heat dissipation holes 6 are adjacent to the lens component 4;

the at least one rotatable window vane 7 is arranged in the heat dissipation hole 6, one end of the window vane 7 is fixedly provided with a connecting rod 8, one end, opposite to the window vane 7, of the connecting rod 8 is provided with a detachable driven tooth 9, one side of the driven tooth 9 is provided with a rotatable driving tooth 10, and the driving tooth 10 is meshed with the driven tooth 9;

the connecting rod 8 can drive the louver 7 to rotate in the heat dissipation hole 6 through the meshing drive of the driving tooth 10 and the driven tooth 9.

Specifically, the projection display work is executed by using the technical scheme disclosed by the above:

the functional components 3 of the device comprise a mainboard, a power panel and other components, wherein the power panel is responsible for supplying power to the mainboard and a spot lamp panel, light rays generated by lamplight irradiate a color wheel and then enter a light path channel, and the light rays are projected out through a lens component 4 after an image is generated by a DMD chip; the driving tooth 10 is rotated to drive the connecting rod 8 to rotate through the driven tooth 9 meshed with the driving tooth, so that the angle of the louver 7 is adjusted, and the louver 6 is controlled to be opened and closed;

wherein, each component in the processing chamber can be quickly overhauled through the detachable shell cover 2, and the driving teeth 10 and the driven teeth 9 are preferably cylindrical gears with the same module.

Further, a frame 11 is installed in the treatment chamber corresponding to the heat dissipation holes 6, and a detachable filter screen 12 is installed inside the frame 11. Preferably, the detachable filter screen 12 is arranged in the frame 11, so that solid particles such as dust contained in air can be intercepted outside the processing chamber when the fan inside the projector dissipates heat, the dustproof performance of the device is improved, and the dust entering the processing chamber is reduced.

From the above, drive through the initiative tooth 10 among the above-mentioned technical scheme to the angle of adjustment louver 7 in louvre 6, further in the utility model discloses still provide a further preferred processing structure:

the two cooling plates 13 are respectively arranged at the bottom of the shell 1 and the top of the shell cover 2, a detachable pump body 15 is arranged on one side of the shell 1 opposite to the lens component 4, a water inlet 16 and a plurality of water outlets 17 are arranged on the pump body 15, and a drain pipe 18 is arranged on one side of the pump body 15;

one end of the flow passage 14 is connected to the water outlet 17, and the other end is connected to the drain pipe 18.

In the above further preferred process, the cooling liquid is delivered into the flow passage 14 by the pump body 15 to enhance the heat radiation performance of the projector.

Specifically, the pump body 15 is preferably a micro water pump, cooling water is pumped into the flow channel 14 inside the cooling plate 13 through the water outlet 17 under the action of the pump body 15 through the water inlet 16, the cooling water flowing through the flow channel 14 exchanges heat with the housing cover 2 and the housing 1 to discharge heat in the treatment cavity rapidly, and the cooling water absorbing heat is discharged along the water discharge pipe 18 finally.

In summary, further preferred structures are also provided for the specific processing structure disclosed above:

the shell body structure is characterized by further comprising a plurality of adjusting assemblies 5 which are arranged below the shell body 1 and used for supporting the shell body 1, wherein each adjusting assembly 5 comprises an adjusting rod 51, an adjusting sleeve 52 is sleeved outside the adjusting rod 51 in a screwing mode, and a spring 53 is arranged between the adjusting sleeve 52 and the adjusting rod 51. Based on this, the adjusting assembly 5 can support the housing 1, and the adjusting sleeve 52 can be screwed to the adjusting rod 51 through the screwing relationship between the adjusting sleeve 52 and the adjusting rod 51, that is, the adjusting sleeve 52 can be screwed to move along the adjusting rod 51, so as to ensure that the projector is in a horizontal state when the desktop is placed, and the spring 53 is in a compressed state in the adjusting sleeve 52, so that the reaction force of the compression can be utilized to ensure the stability of the connection between the adjusting rod 51 and the adjusting sleeve 52.

The adjusting assemblies 5 are four and are respectively positioned at four corners of the shell 1, the functional assembly 3 is provided with two heat dissipation plates 21, and the two heat dissipation plates 21 are symmetrically distributed at the top and the bottom of the functional assembly 3. Specifically, four adjusting components 5 can support four corners of the housing 1, and are convenient for adjusting the horizontal state of the housing, and the heat dissipation plate 21 is made of metal copper and provided with a plurality of heat dissipation fins, so that heat generated by the functional components 3 can be quickly transferred to the bottom of the housing 1 and the housing cover 2 through the heat dissipation plate 21, and the heat dissipation is facilitated.

In addition, a bracket 19 is disposed on one side of the lens assembly 4, a rotatable lens cover 20 is mounted on the bracket 19, and the lens cover 20 can be fittingly sleeved on the lens assembly 4. Specifically, the lens module 4 is generally provided with the lens cover 20 for protecting the lens module 4, but the lens cover 20 which is detached is easily lost, so that it is preferable to provide the bracket 19 for attaching the lens cover 20 to the housing 1 so as to avoid loss.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A laser projector with a heat-dissipating dustproof structure, comprising:

the lens processing device comprises a shell (1) with a processing cavity formed inside, a functional component (3) is installed in the processing cavity, a lens component (4) penetrates through and is fixed on the shell (1), and a detachable shell cover (2) is installed above the shell (1);

the cooling plate (13) is connected with the shell (1), and a flow channel (14) is formed in the cooling plate (13);

the heat dissipation holes (6) are symmetrically formed in two sides of the shell (1), and the heat dissipation holes (6) are adjacent to the lens component (4);

the window sash comprises at least one rotatable window vane (7) which is arranged in a heat dissipation hole (6), one end of the window vane (7) is fixedly provided with a connecting rod (8), one end, opposite to the window vane (7), of the connecting rod (8) is provided with a detachable driven tooth (9), one side of the driven tooth (9) is provided with a rotatable driving tooth (10), and the driving tooth (10) is meshed with the driven tooth (9);

the connecting rod (8) can drive the window blades (7) to rotate in the heat dissipation holes (6) through the meshing drive of the driving teeth (10) and the driven teeth (9).

2. The laser projector having the heat-dissipating and dust-proof structure according to claim 1, wherein: the two cooling plates (13) are respectively arranged at the bottom of the shell (1) and the top of the shell cover (2), a detachable pump body (15) is arranged on one side of the shell (1) opposite to the lens component (4), a water inlet (16) and a plurality of water outlets (17) are formed in the pump body (15), and a drain pipe (18) is arranged on one side of the pump body (15);

one end of the flow channel (14) is connected with the water outlet (17), and the other end of the flow channel is connected with the drain pipe (18).

3. The laser projector according to claim 1, wherein: a frame (11) is arranged in the treatment cavity corresponding to the heat dissipation holes (6), and a detachable filter screen (12) is arranged in the frame (11).

4. The laser projector according to claim 1, wherein: the adjustable support is characterized by further comprising a plurality of adjusting assemblies (5) which are arranged below the shell (1) and used for supporting the shell (1), wherein each adjusting assembly (5) comprises an adjusting rod (51), an adjusting sleeve (52) is sleeved outside the adjusting rod (51) in a screwing mode, and a spring (53) is arranged between the adjusting sleeve (52) and the adjusting rod (51).

5. The laser projector having the heat-dissipating and dust-proof structure according to claim 1, wherein: one side of the lens component (4) is provided with a support (19), a rotatable lens cover (20) is installed on the support (19), and the lens cover (20) can be sleeved on the lens component (4) in a matching mode.

6. The laser projector according to claim 4, wherein: adjusting part (5) are equipped with four, are positioned respectively four corners of casing (1), be equipped with two heating panel (21) on functional unit (3), and two heating panel (21) symmetric distribution in the top and the bottom of functional unit (3).