Optical device for optical signal detection

Abstract

The utility model discloses an optical device for optical signal detection, which comprises a protection box, a box door is arranged on the front side of the protection box, supporting legs are fixedly mounted on two sides of the bottom of the protection box, clamping mechanisms are arranged on two sides of the protection box, and a heat dissipation mechanism is arranged on the top of an inner cavity of the protection box. The clamping mechanism is used for clamping and fixing the optical device body, the stability of the optical device body in the protection box is improved, the optical device body is prevented from vibrating, the use performance of the optical device body is prevented from being affected, the heat dissipation mechanism is used for dissipating heat of the optical device body, and the service life of the optical device body is prolonged. The optical device body is prevented from generating heat during use to cause temperature rise in the protection box, and meanwhile, the problems that the performance of the optical element in the optical device is easy to change due to temperature change, the transmission and processing of the optical element on light are influenced, and the vibration possibly causes the position offset of the optical element to influence the performance of the optical element are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical devices, in particular to an optical device for optical signal detection. Background Art

[0002] Optical devices are divided into active devices and passive devices. Active optical devices are optoelectronic devices that need external energy to drive them in optical communication systems and can convert electrical signals into optical signals or vice versa. They are the heart of optical transmission systems. Passive optical devices are optoelectronic devices that do not require external energy to drive them.

[0003] With respect to the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: since the performance of optical elements inside optical devices is easily affected by temperature changes, the transmission and processing of light by the optical elements are affected, and vibrations may cause the position of the optical elements to shift, affecting their performance; therefore, in response to the above problems, an optical device for optical signal detection is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide an optical device for optical signal detection, which has the advantage of improving the stability of the use of the optical device, and solves the problem that the performance of the optical elements inside the optical device is easily affected by temperature changes, which affects the transmission and processing of light by the optical elements, and vibration may cause the position of the optical elements to shift, affecting their performance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an optical device for optical signal detection, comprising a protective box, a box door is arranged on the front of the protective box, support legs are fixedly installed on both sides of the bottom of the protective box, clamping mechanisms are arranged on both sides of the protective box, a heat dissipation mechanism is arranged on the top of the inner cavity of the protective box, a support frame is fixedly installed on the bottom of the inner cavity of the protective box, an optical device body is arranged on the top of the support frame, limit plates are fixedly installed on both sides of the top of the support frame, the limit plates are respectively clamped on both sides of the optical device body, evenly distributed air vents are opened on both sides of the top of the support frame, and an air inlet is opened at the bottom of the protective box.

[0006] The effects achieved by the above-mentioned components are: by arranging a clamping mechanism for clamping and fixing the optical device body, the stability of the optical device body inside the protective box is improved, and the optical device body is prevented from vibrating, which affects the performance of the optical device body; by arranging a heat dissipation mechanism for dissipating the heat of the optical device body, the optical device body is prevented from generating heat during use, causing the temperature inside the protective box to rise, resulting in temperature changes in the optical device body, which will affect the sensitivity of the optical device body to a certain extent; the protective box can be opened and closed conveniently under the action of the box door, and the optical device body can be installed and removed conveniently.

[0007] Preferably, the clamping mechanism includes a clamping angle plate, which is respectively located on both sides of the top of the optical device body, and a uniformly distributed protective pad is fixedly installed on one side of the clamping angle plate close to the optical device body, and two connecting rods are fixedly installed on the relatively distant side of the clamping angle plate, and a connecting plate is fixedly installed on the other end of the connecting rod, and a threaded hole is opened inside the connecting plate, and connecting plates are connected to bearings on both sides of the protective box, and the other end of the connecting plate passes through the threaded hole and is connected to the thread.

[0008] The effect achieved by the above-mentioned components is: by setting a threaded rod to drive the connecting plate to move, the connecting plate drives the connecting rod, and the connecting rod drives the clamping angle plate to move toward the side close to the optical device body, and then the clamping angle plate respectively limits and clamps the two sides of the optical device body, thereby improving the stability of the optical device body and protecting the surface of the optical device body under the action of the protective pad.

[0009] Preferably, the heat dissipation mechanism comprises an exhaust pipe, the exhaust pipe is fixedly mounted on the top of the inner cavity of the protection box, a fixing ring is fixedly mounted inside the exhaust pipe, and a heat dissipation motor is fixedly mounted on the inner side of the fixing ring.

[0010] The effect achieved by the above components is: by setting the exhaust pipe and the heat dissipation motor to cooperate with each other to discharge the air inside the protective box, the optical device body can be prevented from overheating during use, thereby avoiding the impact of high temperature on the optical device body, and the heat dissipation motor is installed and fixed under the action of the fixing ring to improve the stability of the heat dissipation motor.

[0011] Preferably, a recess is provided at the top of the protective box, a magnetic dust-proof net is provided on the inner side of the recess, and the magnetic dust-proof net is located at the top of the heat dissipation mechanism.

[0012] The effect achieved by the above components is: by setting a recess for limiting the placement of the magnetic dustproof net, the stability of the magnetic dustproof net is improved, and dust is prevented from falling into the interior of the protective box under the action of the magnetic dustproof net.

[0013] Preferably, a replacement groove is provided at the bottom of the front side of the protection box, the replacement groove is connected to the air inlet, and a filter is provided inside the air inlet.

[0014] The effect achieved by the above components is: by setting up a filter to filter dust in the air, dust is prevented from entering the interior of the protective box and affecting the optical device body. The filter can be easily replaced with the help of the replacement slot to ensure the filtering performance of the filter.

[0015] Preferably, a spring is fixedly mounted on the top of the inner side of the support frame, a circular plate is fixedly mounted on the bottom of the spring, and a clamping rod is fixedly mounted on the top of the circular plate, and the top of the clamping rod is clamped to the front side of the optical device body.

[0016] The effect achieved by the above components is: by arranging a spring to press the clamping rod, the clamping rod is pressed upward, so that the clamping rod is clamped on the front side of the optical device body, thereby improving the installation stability of the optical device body.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] The utility model provides a clamping mechanism for clamping and fixing the optical device body, thereby improving the stability of the optical device body inside the protective box and preventing the optical device body from vibrating and affecting the performance of the optical device body. A heat dissipation mechanism is provided to dissipate the heat of the optical device body to prevent the optical device body from generating heat during use, causing the temperature inside the protective box to rise, resulting in temperature changes in the optical device body, which will affect the sensitivity of the optical device body to a certain extent. The protective box can be opened and closed conveniently by the action of the box door, and the optical device body can be installed and removed conveniently. At the same time, the problem that the performance of the optical element inside the optical device is easily affected by temperature changes, thereby affecting the transmission and processing of light by the optical element, and the vibration may cause the position of the optical element to shift, thereby affecting its performance is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the protective box of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0022] Figure 4 This is a schematic diagram of the heat dissipation mechanism structure of the utility model.

[0023] In the figure: 1. Protection box; 2. Clamping mechanism; 201. Clamping angle plate; 202. Protection pad; 203. Connecting rod; 204. Connecting plate; 205. Threaded rod; 3. Heat dissipation mechanism; 301. Exhaust pipe; 302. Fixing ring; 303. Heat dissipation motor; 4. Box door; 5. Support leg; 6. Magnetic dustproof net; 7. Recess; 8. Optical device body; 9. Support frame; 10. Limiting plate; 11. Vent; 12. Spring; 13. Clamping rod; 14. Air inlet; 15. Replacement slot; 16. Filter. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 , an optical device for optical signal detection, including a protective box 1, a box door 4 is arranged on the front of the protective box 1, support legs 5 are fixedly installed on both sides of the bottom of the protective box 1, clamping mechanisms 2 are arranged on both sides of the protective box 1, a heat dissipation mechanism 3 is arranged on the top of the inner cavity of the protective box 1, a support frame 9 is fixedly installed on the bottom of the inner cavity of the protective box 1, an optical device body 8 is arranged on the top of the support frame 9, limit plates 10 are fixedly installed on both sides of the top of the support frame 9, the limit plates 10 are respectively clamped on both sides of the optical device body 8, evenly distributed air vents 11 are opened on both sides of the top of the support frame 9, and an air inlet 14 is opened at the bottom of the protective box 1.

[0026] Specifically, the clamping mechanism 2 includes a clamping angle plate 201, which is respectively located on both sides of the top of the optical device body 8. A uniformly distributed protective pad 202 is fixedly installed on one side of the clamping angle plate 201 close to the optical device body 8, and two connecting rods 203 are fixedly installed on the relatively distant side of the clamping angle plate 201. A connecting plate 204 is fixedly installed on the other end of the connecting rod 203, and a threaded hole is opened inside the connecting plate 204. The connecting plates 204 are bearing-connected on both sides of the protective box 1, and the other end of the connecting plate 204 passes through the threaded hole and is connected to the thread.

[0027] Specifically, the heat dissipation mechanism 3 includes an exhaust pipe 301 , which is fixedly mounted on the top of the inner cavity of the protection box 1 , a fixing ring 302 is fixedly mounted inside the exhaust pipe 301 , and a heat dissipation motor 303 is fixedly mounted on the inner side of the fixing ring 302 .

[0028] Specifically, a recess 7 is provided on the top of the protection box 1 , and a magnetic dustproof net 6 is provided inside the recess 7 . The magnetic dustproof net 6 is located on the top of the heat dissipation mechanism 3 .

[0029] The recess 7 is used to limit the placement of the magnetic dustproof net 6, improve the stability of the magnetic dustproof net 6, and prevent dust from falling into the interior of the protective box 1 under the action of the magnetic dustproof net 6.

[0030] Specifically, a replacement slot 15 is provided at the bottom of the front side of the protection box 1 . The replacement slot 15 is communicated with the air inlet 14 . A filter screen 16 is provided inside the air inlet 14 .

[0031] The filter 16 is used to filter dust in the air to prevent dust from entering the interior of the protective box 1 and affecting the optical device body 8. The filter 16 can be easily replaced by the replacement slot 15 to ensure the filtering performance of the filter 16.

[0032] Specifically, a spring 12 is fixedly installed on the top of the inner side of the support frame 9 , a circular plate is fixedly installed on the bottom of the spring 12 , and a clamping rod 13 is fixedly installed on the top of the circular plate. The top of the clamping rod 13 is clamped to the front side of the optical device body 8 .

[0033] The spring 12 is used to press the clamping rod 13 so that the clamping rod 13 is pressed upward, so that the clamping rod 13 is clamped on the front side of the optical device body 8, thereby improving the installation stability of the optical device body 8.

[0034] When in use, the threaded rod 205 drives the connecting plate 204 to move, and then the connecting plate 204 drives the connecting rod 203, and the connecting rod 203 drives the clamping angle plate 201 to move to the side close to the optical device body 8, and then the clamping angle plate 201 respectively limits and clamps the two sides of the optical device body 8 to improve the stability of the optical device body 8, and the surface of the optical device body 8 is protected under the action of the protective pad 202. The exhaust pipe 301 and the heat dissipation motor 303 cooperate with each other to discharge the air inside the protective box 1 to avoid overheating of the optical device body 8 during use, thereby avoiding the influence of high temperature on the optical device body 8, and the heat dissipation motor 303 is installed and fixed under the action of the fixing ring 302 to improve the stability of the heat dissipation motor 303.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An optical device for optical signal detection, comprising a protective box (1), characterized in that: The front of the protective box (1) is provided with a box door (4), both sides of the bottom of the protective box (1) are fixedly installed with support legs (5), both sides of the protective box (1) are provided with clamping mechanisms (2), the top of the inner cavity of the protective box (1) is provided with a heat dissipation mechanism (3), the bottom of the inner cavity of the protective box (1) is fixedly installed with a support frame (9), the top of the support frame (9) is provided with an optical device body (8), both sides of the top of the support frame (9) are fixedly installed with limit plates (10), the limit plates (10) are respectively clamped on both sides of the optical device body (8), both sides of the top of the support frame (9) are provided with evenly distributed ventilation holes (11), and the bottom of the protective box (1) is provided with an air inlet (14).

2. The optical device for optical signal detection according to claim 1, characterized in that: The clamping mechanism (2) comprises a clamping angle plate (201), wherein the clamping angle plates (201) are respectively located on both sides of the top of the optical device body (8), and a uniformly distributed protective pad (202) is fixedly installed on one side of the clamping angle plate (201) close to the optical device body (8), and two connecting rods (203) are fixedly installed on the relatively distant side of the clamping angle plate (201), and a connecting plate (204) is fixedly installed on the other end of the connecting rod (203), and a threaded hole is provided inside the connecting plate (204), and the connecting plates (204) are connected to the connecting plates (204) by bearings on both sides of the protective box (1), and the other end of the connecting plate (204) passes through the threaded hole and is connected to the thread.

3. The optical device for optical signal detection according to claim 1, characterized in that: The heat dissipation mechanism (3) comprises an exhaust pipe (301), the exhaust pipe (301) is fixedly mounted on the top of the inner cavity of the protection box (1), a fixing ring (302) is fixedly mounted inside the exhaust pipe (301), and a heat dissipation motor (303) is fixedly mounted on the inner side of the fixing ring (302).

4. The optical device for optical signal detection according to claim 1, characterized in that: The top of the protection box (1) is provided with a recess (7), the inner side of the recess (7) is provided with a magnetic dustproof net (6), and the magnetic dustproof net (6) is located on the top of the heat dissipation mechanism (3).

5. The optical device for optical signal detection according to claim 1, characterized in that: A replacement groove (15) is provided at the bottom of the front side of the protection box (1), and the replacement groove (15) is communicated with the air inlet (14), and a filter screen (16) is provided inside the air inlet (14).

6. The optical device for optical signal detection according to claim 1, characterized in that: A spring (12) is fixedly mounted on the top of the inner side of the support frame (9), a circular plate is fixedly mounted on the bottom of the spring (12), and a clamping rod (13) is fixedly mounted on the top of the circular plate, and the top of the clamping rod (13) is clamped on the front side of the optical device body (8).

Images