Protective shell for photoelectric sensor

Abstract

The utility model discloses a protective shell for a photoelectric sensor, which comprises a protective shell body, a mounting groove is arranged in the protective shell body, a fixing block is arranged in the mounting groove, a shock-absorbing damper is arranged at the upper end of the fixing block, a supporting plate is arranged at the upper end of the shock-absorbing damper, a limiting insertion block is arranged at the upper end of the supporting plate, and a limiting groove is arranged at the lower end of the limiting insertion block. A cover plate is arranged at the upper end of the protective shell body, a limiting slot is formed in the cover plate, a heat dissipation hole is formed in the lower end of the protective shell body, a filter screen is fixedly arranged in the heat dissipation hole, a shock pad is arranged in the protective shell body, and a photoelectric sensor body is placed in the protective shell body. According to the technical scheme, the protective shell for the photoelectric sensor is manufactured, heat generated by the photoelectric sensor body is conducted, it is guaranteed that the photoelectric sensor body is in a good working environment, the cover plate can be conveniently installed at the upper end of the protective shell, and the photoelectric sensor is protected in multiple directions.

Description

TECHNICAL FIELD

[0001] The utility model relates to photoelectric sensor technical field especially relates to a protective shell for photoelectric sensor. BACKGROUND

[0002] Photoelectric sensor is a kind of device that can convert light energy into electrical signal, it is usually composed of light source and photosensitive element, light source emits light, can be visible light, infrared or laser light and different types of light, light irradiates on the measured object and reflects back, then is received by photosensitive element, in order to guarantee the service life of photoelectric sensor, usually need to set up protective shell outside photoelectric sensor to protect, the protective shell is installed, worker needs to use external tool, install fixed bolt on protective shell, time-consuming and laborious, and when disassembling protective shell, it is very inconvenient, and when the heat generated by photoelectric sensor works is easily accumulated in protective shell, high-temperature link can easily cause the use effect of photoelectric sensor, for this purpose, we propose a protective shell for photoelectric sensor. SUMMARY

[0003] In order to solve the above problems, the utility model provides a protective shell for photoelectric sensor to solve the problems in the background art.

[0004] The utility model discloses a protective shell for photoelectric sensor, including protective shell body, be equipped with the installation groove in the protective shell body, install fixed block in the installation groove, be equipped with shock damper on the fixed block upper end, be equipped with support plate on the shock damper upper end, be equipped with limit insert block on the support plate upper end, the cover plate is equipped on the protective shell body upper end, the limit slot is set up on the cover plate, the heat dissipation hole is set up in the protective shell body lower end, the filter screen is fixed in the heat dissipation hole, be equipped with shock pad in the protective shell body, the photoelectric sensor body is placed in the protective shell body.

[0005] In the above scheme, the protective shell body is externally provided with a buffer protection layer, the buffer protection layer is internally provided with a reinforcing layer, and the reinforcing layer is internally provided with a cooling layer.

[0006] In the above scheme, the cooling layer is a graphite sheet layer, the reinforcing layer is an aramid fiber layer, and the buffer protection layer is a polystyrene layer.

[0007] In the above scheme, four installation grooves are formed in the upper end of the protective shell body, and a shock damper is arranged in each of the four installation grooves.

[0008] In the above scheme, the limit insert block is movably arranged in the limit slot, and the limit insert block is movably outwardly opened.

[0009] In the above scheme, the protective shell body is externally provided with a photosensitive glass.

[0010] In the scheme, the protective shell body is externally fixed with heat dissipation fins.

[0011] The protective shell has the advantages and beneficial effects that the protective shell can guarantee the strength of the protective shell and conduct heat generated by the photoelectric sensor body to guarantee that the photoelectric sensor is in a good working environment; the cover plate is installed on the upper end of the protective shell, the photoelectric sensor is protected in multiple directions, and the service life of the photoelectric sensor is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0013] Figure 1 The structural schematic diagram of the present application.

[0014] Figure 2 The internal structure front view of the present application.

[0015] Figure 3 The internal structure side view of the present application.

[0016] Figure 4 The structural schematic diagram of the fixing block of the present application.

[0017] Figure 5 The structural schematic diagram of the buffer protection layer of the present application.

[0018] In the drawings: 1, protective shell body 11, buffer protection layer 12, reinforcing layer 13, cooling layer 14, heat dissipation hole 15, filter screen 16, photosensitive glass 17, photoelectric sensor body 18, heat dissipation fin 2, cover plate 21, limiting slot 22, mounting groove 23, fixing block 24, shock absorber 25, support plate 26, limiting plug 27, shock pad. DETAILED DESCRIPTION

[0019] The specific embodiments of the present application will be further described in combination with the drawings and examples. The following examples are only used to more clearly illustrate the technical solutions of the present application, and cannot limit the protection scope of the present application.

[0020] AsFigures 1-5 As shown, the utility model is a kind of protective shell for photoelectric sensor, including protective shell body 1, installation groove 22 is equipped in the protective shell body 1, fixed block 23 is installed in the installation groove 22, shock damper 24 is equipped in the fixed block 23 upper end, support plate 25 is equipped in the shock damper 24 upper end, limit plug 26 is equipped in the support plate 25 upper end, cover plate 2 is equipped in the protective shell body 1 upper end, limit slot 21 is opened in the cover plate 2, when photoelectric sensor body 17 is placed in protective shell body 1 inside and is protected, four installation grooves 22 are opened in the upper end of protective shell body 1, shock damper 24 is equipped in the four installation grooves 22, limit plug 26 is movably arranged in limit slot 21, limit plug 26 is outwardly opened, user squeezes the opening of limit plug 26 inward, limit slot 21 of cover plate 2 is moved to the inside of limit plug 26 at this time, cover plate 2 moves downward, after cover plate 2 is completed and is engaged in the opening of the upper end of protective shell body 1, the opening of the upper end of limit plug 26 is in open state, the diameter of the unfolded end of limit plug 26 is greater than the diameter of limit slot 21, so limit plug 26 can stably engage cover plate 2 in the upper end of protective shell body 1, photoelectric sensor body 17 is protected in protective shell body 1 inside, when photoelectric sensor body 17 needs to be taken out, limit slot 21 of cover plate 2 can be separated from the position of limit plug 26 by compressing limit plug 26 inward, avoid the need for workers to use external tools to disassemble and assemble fixed bolt when disassembling and assembling protective shell body 1, time-consuming and laborious.

[0021] Cooling hole 14 is opened in the lower end of the protective shell body 1, and filter screen 15 is fixedly arranged in the cooling hole 14. When the photoelectric sensor body 17 is used, the internal heat is easily dissipated, and the filter screen 15 can prevent external dust from entering the inside of the protective shell body 1, thereby preventing pollution of the photoelectric sensor body 17.

[0022] The protective shell body 1 is provided with a shock pad 27, and the photoelectric sensor body 17 is placed in the protective shell body 1. When the photoelectric sensor body 17 is placed in the protective shell body 1, and the protective shell body 1 shakes, the photoelectric sensor body 17 collides with the cover plate 2 or the side wall, and the shock pad 27 can prevent the photoelectric sensor body 17 from colliding rigidly, thereby protecting the photoelectric sensor body 17.

[0023] In the scheme, the protective shell body 1 is externally provided with a buffer protection layer 11, the inner side of the buffer protection layer 11 is provided with a reinforcing layer 12, the inner side of the reinforcing layer 12 is provided with a cooling layer 13, the buffer protection layer 11 is a polystyrene layer, the polystyrene layer is light in quality and has a low density, can provide a good buffering effect without increasing too much weight, is low in cost, convenient to process, and can be made into buffer protection layers 11 of various shapes and sizes through a molding process, the cooling layer 13 is a graphite sheet layer, the heat-conducting graphite sheet is a common heat dissipation material, has a unique grain orientation, can uniformly conduct heat in two directions, and has a high thermal conductivity, and the reinforcing layer 12 is an aramid fiber layer, the aramid fiber layer has excellent strength and toughness, can absorb and disperse impact force, and provides reliable protection performance.

[0024] In the scheme, the protective shell body 1 is externally provided with a photosensitive glass 16, can accurately focus light on a photoelectric conversion element, and enables a sensor to more accurately detect information such as the position and shape of an object.

[0025] In the scheme, the protective shell body 1 is externally provided with a heat dissipation fin 18, when heat generated by the photoelectric sensor body 17 in the protective shell body 1 is conducted out, the heat dissipation fin 18 can accelerate the conduction of heat and the exchange of external heat, and thus can accelerate the cooling effect in the protective shell body 1.

[0026] Working principle:

[0027] When the photoelectric sensor body 17 is placed in the protective shell body 1 for protection, the user squeezes the opening of the limiting plug 26 inward, at this time, the limiting slot 21 of the cover plate 2 is moved to the inside of the limiting plug 26, the cover plate 2 is moved downward, and when the cover plate 2 is clamped on the opening at the upper end of the protective shell body 1, the opening at the upper end of the limiting plug 26 is in an open state, so that the limiting plug 26 can stably clamp the cover plate 2 on the upper end of the protective shell body 1, and the photoelectric sensor body 17 is protected in the protective shell body 1, avoiding the need for workers to use external tools to disassemble and assemble the fixed bolts when the protective shell body 1 is conventionally disassembled and assembled, saving time and effort, and avoiding rigid collision of the photoelectric sensor body 17 with the cover plate 2 or the side wall when the protective shell body 1 shakes, so that the photoelectric sensor body 17 is protected.

[0028] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A protective housing for a photosensor, comprising a protective housing body (1), characterized in that, The protective shell body (1) is provided with a mounting groove (22), the mounting groove (22) is provided with a fixed block (23), the upper end of the fixed block (23) is provided with a damping damper (24), the upper end of the damping damper (24) is provided with a supporting plate (25), the upper end of the supporting plate (25) is provided with a limiting plug (26), the upper end of the protective shell body (1) is provided with a cover plate (2), the cover plate (2) is provided with a limiting slot (21), the lower end of the protective shell body (1) is provided with a heat dissipation hole (14), the heat dissipation hole (14) is fixedly provided with a filter screen (15), the inside of the protective shell body (1) is provided with a shock pad (27), and the inside of the protective shell body (1) is placed with a photoelectric sensor body (17).

2. A protective housing for a photosensor according to claim 1, wherein The protective shell body (1) is provided with a buffer protection layer (11), the buffer protection layer (11) is provided with a reinforcing layer (12), and the reinforcing layer (12) is provided with a cooling layer (13).

3. A protective housing for a photosensor according to claim 2, wherein The cooling layer (13) is a graphite sheet layer, the reinforcing layer (12) is an aramid fiber layer, and the buffer protection layer (11) is a polystyrene layer.

4. The protective housing for an optical sensor according to claim 1, wherein The upper end of the protective shell body (1) is provided with four mounting grooves (22), and the four mounting grooves (22) are provided with damping dampers (24).

5. The protective housing for an optical sensor according to claim 1, wherein The limiting plug (26) is movably arranged in the limiting slot (21), and the limiting plug (26) is movably arranged in the limiting slot (21).

6. The protective housing for an optical sensor according to claim 1, wherein The protective shell body (1) is provided with a photosensitive glass (16).

7. The protective housing for an optical sensor according to claim 1, wherein The protective shell body (1) is provided with a heat dissipation fin (18).

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