Grating protection device

Abstract

The utility model relates to the technical field of gratings, and discloses a grating protection device which comprises a protection shell, the inner wall of the protection shell is fixedly connected with a fixing plate, the front face of the fixing plate is in threaded connection with an installation screw, and the rear end of the installation screw is fixedly connected with an installation threaded rod. The inner wall of the protection shell is fixedly connected with a grating protection device body, the top of each fixing plate is in threaded connection with a limiting threaded rod, the limiting threaded rods are located in the protection shell, and the fixing plates are symmetrically distributed with the protection shell as the center. According to the grating protection device, treading can be prevented through the arrangement of the protection shell, the situation that signals are lost after objects fall off or the grating shifts is avoided, the safety of the grating protection device body in the using process is improved, and the service life of the grating protection device body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of gratings, in particular to a grating protection device. Background Art

[0002] An optical device consisting of a large number of parallel slits of equal width and spacing is called a grating. A commonly used grating is made by engraving a large number of parallel grooves on a glass sheet. The grooves are opaque, and the smooth part between two grooves is transparent, which is equivalent to a slit. A refined grating has thousands or even tens of thousands of grooves engraved within a width of 1 cm.

[0003] Compare authorization number 201621462946.0 A grating protection device comprises a control module, an infrared transmitting module for transmitting infrared rays, an infrared receiving module for receiving infrared rays, a first reflecting module and a second reflecting module for reflecting infrared rays, the infrared transmitting module, the infrared receiving module, the first reflecting module and the second reflecting module are respectively arranged at the four corners of the equipment to be protected, the infrared transmitting module and the infrared receiving module are on the same plane, the infrared rays emitted by the infrared transmitting module are reflected on the first reflecting module and the second reflecting module in turn, and finally received by the infrared receiving module, thereby forming a grating protection line, and one or more infrared transmitting devices arranged in the infrared transmitting module and one or more infrared receiving devices arranged in the infrared receiving module constitute a plurality of grating protection lines, as long as any grating protection line is touched, the control module will send a stop working command to the protected equipment, so that the protected equipment can be stopped and stopped from working, thereby protecting the equipment in a large range, and also protecting the human body to prevent the equipment from causing harm to the human body, and also avoiding the situation where the equipment moves the drill bit to scratch the human body, thereby greatly improving the safety factor of the workers at work.

[0004] This grating protection device is configured in this way so that it can protect the equipment to a great extent, and can also protect the human body to prevent the equipment from causing harm to the human body, and also avoids the situation where the human body is scratched when the equipment moves the drill bit, thereby greatly improving the safety factor of the workers at work. However, the infrared emission module is easily damaged by external objects or workers, affecting the overall service life of the equipment. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a grating protection device.

[0006] The utility model is implemented by the following technical scheme: a grating protection device comprises a protection shell, the inner wall of the protection shell is fixedly connected with a fixing plate, the front surface of the fixing plate is threadedly connected with a mounting screw, the rear end of the mounting screw is fixedly connected with a mounting threaded rod, the inner wall of the protection shell is fixedly connected with a grating protection device body, and the top of the fixing plate is threadedly connected with a limiting threaded rod.

[0007] As a further improvement of the above solution, the limiting threaded rod is located inside the protective shell, and the fixing plates are symmetrically distributed with the protective shell as the center.

[0008] Through the above technical solution, the number of fixing plates is set to two, which facilitates the fixing and installation of the mounting screws.

[0009] As a further improvement of the above solution, the limiting threaded rods are symmetrically distributed with the grating protection device body as the center.

[0010] As a further improvement of the above solution, the fixing plate is located at the right end of the main body of the grating protection device.

[0011] Through the above technical solution, the number of mounting screws and mounting threaded rods is set to four, which facilitates the fixing and installation of the fixing plate and the protective shell.

[0012] As a further improvement of the above solution, the limiting threaded rod is located at the left end of the mounting screw.

[0013] As a further improvement of the above solution, the limiting threaded rod is located inside the protective shell.

[0014] Through the above technical solution, the number of limiting threaded rods is set to two, which is convenient for limiting the main body of the grating protection device installed inside the protective shell.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model can prevent stepping on and objects from falling or signal loss caused by grating displacement by providing a protective shell, thereby increasing the safety of the grating protection device body when in use and increasing the service life of the grating protection device body.

[0017] The utility model provides an internal fixing plate and mounting screws for the protective shell to facilitate installation and fixing of the internal grating protection device body, thereby increasing the stability of the device when in use, and provides a limiting threaded rod and a fixing plate to facilitate limiting the grating protection device body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the top view of the structure of the utility model;

[0021] Figure 4 It is a side structural schematic diagram of the utility model.

[0022] Description of main symbols:

[0023] 1. Protective shell; 2. Fixing plate; 3. Mounting screws; 4. Grating protection device body; 5. Mounting threaded rod; 6. Limiting threaded rod. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment. Example

[0025] Please combine Figure 1-4 The grating protection device of this embodiment includes a protection shell 1, the inner wall of the protection shell 1 is fixedly connected with a fixing plate 2, the front of the fixing plate 2 is threadedly connected with a mounting screw 3, the rear end of the mounting screw 3 is fixedly connected with a mounting threaded rod 5, the inner wall of the protection shell 1 is fixedly connected with a grating protection device body 4, and the top of the fixing plate 2 is threadedly connected with a limited threaded rod.

[0026] The limiting threaded rod is located inside the protective shell 1, and the fixing plate 2 is symmetrically distributed with the protective shell 1 as the center. The protective shell 1 can be set to prevent stepping on, prevent objects from falling, or cause signal loss after the grating is shifted, thereby increasing the safety of the grating protection device body 4 during use and increasing the service life of the grating protection device body 4.

[0027] The number of the fixing plates 2 is set to two, which is convenient for fixing and installing the mounting screws 3. By setting the limiting threaded rod and the fixing plate 2, it is convenient to limit the main body 4 of the grating protection device.

[0028] The limiting threaded rods are symmetrically distributed with the grating protection device body 4 as the center.

[0029] The fixing plate 2 is located at the right end of the grating protection device body 4. The fixing plate 2 and the mounting screws 3 provided inside the protective shell 1 facilitate the installation and fixation of the internal grating protection device body 4, thereby increasing the stability of the device during use.

[0030] The number of the mounting screws 3 and the mounting threaded rods 5 is set to four, which is convenient for fixing and mounting the fixing plate 2 and the protective housing 1 .

[0031] The limiting threaded rod is located at the left end of the mounting screw 3.

[0032] The limiting threaded rod is located inside the protective housing 1 .

[0033] The number of the limiting threaded rods is set to two, so as to facilitate the limiting of the grating protection device body 4 installed inside the protection housing 1 .

[0034] The implementation principle of the grating protection device in the embodiment of the present application is: the device is placed in a suitable position, and the protective shell 1 is provided to prevent stepping on, prevent objects from falling, or cause signal loss after the grating is shifted, thereby increasing the safety of the grating protection device body 4 during use and increasing the service life of the grating protection device body 4. The internal fixing plate 2 and mounting screws 3 are provided in the protective shell 1 to facilitate the installation and fixation of the internal grating protection device body 4, thereby increasing the stability of the device during use. The limiting threaded rod and the fixing plate 2 are provided to facilitate the limiting of the grating protection device body 4.

[0035] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. Grating protection device, It is characterized in that The invention comprises a protective shell (1), wherein a fixing plate (2) is fixedly connected to the inner wall of the protective shell (1), a mounting screw (3) is threadedly connected to the front of the fixing plate (2), a mounting threaded rod (5) is fixedly connected to the rear end of the mounting screw (3), a grating protection device body (4) is fixedly connected to the inner wall of the protective shell (1), and a limiting threaded rod (6) is threadedly connected to the top of the fixing plate (2).

2. The grating protection device according to claim 1, Features: The limiting threaded rod (6) is located inside the protective shell (1), and the fixing plates (2) are symmetrically distributed with the protective shell (1) as the center.

3. The grating protection device according to claim 1, Features: The limiting threaded rods (6) are symmetrically distributed with the grating protection device body (4) as the center.

4. The grating protection device according to claim 3, Features: The fixing plate (2) is located at the right end of the grating protection device body (4).

5. The grating protection device according to claim 1, Features: The limiting threaded rod (6) is located at the left end of the mounting screw (3).

6. The grating protection device according to claim 5, Features: The limiting threaded rod (6) is located inside the protective shell (1).

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