Optical fiber sensing alarm convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of optical fiber sensing alarms, in particular to an optical fiber sensing alarm convenient to disassemble and assemble, which comprises an optical fiber sensing alarm body, an installation mechanism is arranged on the outer wall of the optical fiber sensing alarm body, and protective covers are arranged on the top, the bottom and the two sides of the center of the front face of the optical fiber sensing alarm body. The mounting mechanism comprises a mounting frame slidably connected to the outer wall of the optical fiber sensing alarm body, connecting plates are fixedly connected to the inner wall of the mounting frame and located on the top, the bottom and the two sides of the optical fiber sensing alarm body, and positioning pins are slidably connected to the positions, located on the two sides of the connecting plates, in the mounting frame. According to the optical fiber sensing alarm convenient to disassemble and assemble, the optical fiber sensing alarm is fixed through the installation mechanism in the device, and the problem that an existing optical fiber sensing alarm is generally installed and fixed through bolts, and operation is tedious in the disassembling process is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber sensor alarms, in particular to an optical fiber sensor alarm which is easy to assemble and disassemble. Background Art

[0002] Fiber optic sensor alarms are devices that use infrared light and optical fiber for sensing alarms, but existing fiber optic sensor alarms still have shortcomings. Specifically, existing fiber optic sensor alarms are generally installed and fixed with bolts, and the operation is relatively cumbersome during disassembly.

[0003] Therefore, there is a need for an optical fiber sensor alarm that is easy to assemble and disassemble to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide an optical fiber sensor alarm which is easy to assemble and disassemble, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An optical fiber sensor alarm that is easy to disassemble and assemble comprises an optical fiber sensor alarm body, an outer wall of the optical fiber sensor alarm body is provided with a mounting mechanism, and protective covers are installed on the top, bottom and both sides of the center of the front of the optical fiber sensor alarm body;

[0007] The mounting mechanism includes a mounting bracket slidably connected to the outer wall of the fiber optic sensor alarm body, the inner wall of the mounting bracket and the top, bottom and both sides of the fiber optic sensor alarm body are fixedly connected with a connecting plate, the interior of the mounting bracket and the two sides of the connecting plate are slidably connected with a positioning pin, the outer wall of the positioning pin and the sliding plate are fixedly connected to the interior of the mounting bracket, the interior of the mounting bracket and above the connecting plate are slidably connected with a pushing plate, the two sides of the pushing plate and the mounting bracket are fixedly connected with a transmission rack, the outer wall of the transmission rack is meshed with a driving gear, the inner center of the driving gear is fixedly connected with a winding shaft, the outer wall of the winding shaft and the front and back sides of the driving gear are fixedly connected with a traction rope, the outer wall of the winding shaft and the position near the traction rope are fixedly connected with a volute spring, the interior of the mounting bracket and the corresponding position of the traction rope are rotatably connected with a steering roller, and the outer wall of the sliding plate and the compression spring are fixedly connected near the position of the traction rope.

[0008] As a preferred solution of the utility model, the protective cover is made of transparent acrylic glass, the protective cover is designed as an L-shaped structure, and the protective cover is adhered to the optical fiber sensor alarm body by pressure-sensitive adhesive.

[0009] As a preferred solution of the utility model, the mounting frame, connecting plate, sliding plate and pushing plate are all made of ABS plastic, the shape of the mounting frame is compatible with the shape of the fiber optic sensor alarm body, and the connection between the winding shaft and the mounting frame is a rotational connection.

[0010] As a preferred solution of the utility model, the positioning pin is made of aluminum alloy, the positioning pin passes through the mounting frame and extends into the connecting plate, and the connection method of the spiral spring, the compression spring and the mounting frame is a fixed connection.

[0011] As a preferred solution of the utility model, the traction rope is made of nylon rope, and the connection method between the positioning pin and the connecting plate, and the sliding plate and the mounting frame are all sliding connections.

[0012] As a preferred solution of the utility model, the pushing plate penetrates through and extends outside the mounting frame, and the connection mode between the traction rope and the sliding plate is a fixed connection.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a fiber optic sensor alarm that is easy to disassemble and assemble is designed, and the mounting mechanism in the device is used to fix the fiber optic sensor alarm, and the mounting frame and the fiber optic sensor alarm body are fixedly installed in suitable positions by bolts. When the fiber optic sensor alarm body needs to be disassembled, the protective cover is pulled to remove the protective cover from the fiber optic sensor alarm body, and the push plate is pressed. The push plate drives the transmission rack to move inward, and the inwardly moving transmission rack drives the winding shaft to rotate through the driving gear. The rotating winding shaft will retract the traction rope, and the retracted traction rope will pull the sliding plate to move inward. The inwardly moving sliding plate will drive the positioning pin to withdraw from the connecting plate, and the positioning pin will no longer resist the connecting plate. The fiber optic sensor alarm body is pulled to remove the fiber optic sensor alarm body from the mounting frame. The disassembly operation is relatively convenient, which solves the problem that the existing fiber optic sensor alarm is generally installed and fixed with bolts, and the operation is relatively cumbersome during disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a partial front cross-sectional view of the connecting plate of the utility model;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the reel of the utility model.

[0018] In the figure: 1. Fiber optic sensor alarm body; 2. Installation mechanism; 3. Protective cover; 201. Mounting frame; 202. Connecting plate; 203. Positioning pin; 204. Sliding plate; 205. Pushing plate; 206. Transmission rack; 207. Driving gear; 208. Winding shaft; 209. Traction rope; 210. Volute spring; 211. Steering roller; 212. Compression spring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0023] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0024] An optical fiber sensor alarm that is easy to disassemble and assemble comprises an optical fiber sensor alarm body 1, an outer wall of the optical fiber sensor alarm body 1 is provided with a mounting mechanism 2, and protective covers 3 are installed on the top, bottom and both sides of the center of the front of the optical fiber sensor alarm body 1;

[0025] The protective cover 3 is made of transparent acrylic glass and is designed as an L-shaped structure. The protective cover 3 is adhered to the optical fiber sensor alarm body 1 by a pressure-sensitive adhesive.

[0026] In this embodiment, reference Figure 2 and Figure 3 The mounting mechanism 2 includes a mounting frame 201 slidably connected to the outer wall of the optical fiber sensor alarm body 1, a connecting plate 202 is fixedly connected to the inner wall of the mounting frame 201 and the top, bottom and both sides of the optical fiber sensor alarm body 1, a positioning pin 203 is slidably connected to the inside of the mounting frame 201 and on both sides of the connecting plate 202, a sliding plate 204 is fixedly connected to the outer wall of the positioning pin 203 and inside the mounting frame 201, a pushing plate 205 is slidably connected to the inside of the mounting frame 201 and above the connecting plate 202, and both sides of the pushing plate 205 are fixedly connected to the mounting frame 201. There is a transmission rack 206, the outer wall of the transmission rack 206 is meshedly connected with a driving gear 207, a reel 208 is fixedly connected to the inner center of the driving gear 207, a traction rope 209 is fixedly connected to the outer wall of the reel 208 and the front and back sides of the driving gear 207, a volute spring 210 is fixedly connected to the outer wall of the reel 208 and near the traction rope 209, a steering roller 211 is rotatably connected to the inside of the mounting frame 201 and at the corresponding position of the traction rope 209, and a compression spring 212 is fixedly connected to the outer wall of the sliding plate 204 and near the traction rope 209;

[0027] The mounting frame 201, the connecting plate 202, the sliding plate 204, and the pushing plate 205 are all made of ABS plastic. The shape of the mounting frame 201 is adapted to the shape of the optical fiber sensor alarm body 1. The winding shaft 208 is connected to the mounting frame 201 by rotation. The positioning pin 203 is made of aluminum alloy. The positioning pin 203 passes through the mounting frame 201 and extends into the connecting plate 202. The volute spring 210 and the compression spring 212 are connected to the mounting frame 201 by fixed connection. The traction rope 209 is made of nylon rope. The positioning pin 203 and the connecting plate 202, the sliding plate 204 and the mounting frame 201 are connected by sliding connection. The pushing plate 205 passes through the mounting frame 201 and extends into the connecting plate 202. The traction rope 209 passes through and extends to the outside of the mounting frame 201. The connection between the traction rope 209 and the sliding plate 204 is a fixed connection. Press the push plate 205, and the push plate 205 drives the transmission rack 206 to move inward. The inward moving transmission rack 206 drives the winding shaft 208 to rotate through the driving gear 207. The rotating winding shaft 208 will retract the traction rope 209. The retracted traction rope 209 will pull the sliding plate 204 inward. The inward moving sliding plate 204 will drive the positioning pin 203 to withdraw from the connecting plate 202. The positioning pin 203 no longer resists the connecting plate 202, and the optical fiber sensor alarm body 1 is pulled to remove the optical fiber sensor alarm body 1 from the mounting frame 201.

[0028] The working process of the utility model: when the fiber optic sensor alarm designed for easy disassembly and assembly is in operation, the mounting frame 201 and the fiber optic sensor alarm body 1 are fixedly installed in suitable positions using bolts. When the fiber optic sensor alarm body 1 needs to be disassembled, the protective cover 3 is pulled to remove the protective cover 3 from the fiber optic sensor alarm body 1, and the push plate 205 is pressed. The push plate 205 drives the transmission rack 206 to move inward. The inwardly moving transmission rack 206 drives the winding shaft 208 to rotate through the driving gear 207. The rotating winding shaft 208 will retract the traction rope 209. The retracted traction rope 209 will pull the sliding plate 204 inward. The inwardly moving sliding plate 204 will drive the positioning pin 203 to withdraw from the connecting plate 202. The positioning pin 203 no longer presses against the connecting plate 202, and the fiber optic sensor alarm body 1 is pulled to retract the fiber optic sensor alarm. The device body 1 is removed from the mounting frame 201. When installing it again, the fiber optic sensor alarm body 1 is put back into the mounting frame 201, the connecting plate 202 is inserted into the mounting frame 201, and the push plate 205 is loosened. The volute spring 210 will drive the winding shaft 208 to rotate in the opposite direction. The reverse rotating winding shaft 208 will release the traction rope 209, and the traction rope 209 will no longer pull the sliding plate 204. The compression spring 212 will push the sliding plate 204 and the positioning pin 203 to be reinserted into the connecting plate 202, and the positioning pin 203 will re-stuck the connecting plate 202, thereby fixing the fiber optic sensor alarm body 1 in the mounting frame 201. At the same time, the reverse rotating winding shaft 208 will drive the transmission rack 206 and the push plate 205 to move outward through the driving gear 207, and the push plate 205 returns to its original position, and then the protective cover 3 is re-adhered to the fiber optic sensor alarm body 1.

[0029] 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 fiber sensor alarm that is easy to assemble and disassemble, comprising an optical fiber sensor alarm body (1), characterized in that: The outer wall of the optical fiber sensor alarm body (1) is provided with a mounting mechanism (2), and protective covers (3) are installed on the top, bottom and both sides of the front center of the optical fiber sensor alarm body (1); The mounting mechanism (2) comprises a mounting frame (201) slidably connected to the outer wall of the optical fiber sensor alarm body (1); a connecting plate (202) is fixedly connected to the inner wall of the mounting frame (201) and at the top, bottom and both sides of the optical fiber sensor alarm body (1); a positioning pin (203) is slidably connected to the inside of the mounting frame (201) and on both sides of the connecting plate (202); a sliding plate (204) is fixedly connected to the outer wall of the positioning pin (203) and inside the mounting frame (201); a pushing plate (205) is slidably connected to the inside of the mounting frame (201) and above the connecting plate (202); and two pushing plates (205) are fixedly connected to the inside of the mounting frame (201) and on both sides of the pushing plate (205). A transmission rack (206), the outer wall of the transmission rack (206) is meshedly connected with a driving gear (207), a winding shaft (208) is fixedly connected at the inner center of the driving gear (207), a traction rope (209) is fixedly connected to the outer wall of the winding shaft (208) and at the front and back sides of the driving gear (207), a volute spring (210) is fixedly connected to the outer wall of the winding shaft (208) and at a position close to the traction rope (209), a steering roller (211) is rotatably connected to the interior of the mounting frame (201) and at a position corresponding to the traction rope (209), and a compression spring (212) is fixedly connected to the outer wall of the sliding plate (204) and at a position close to the traction rope (209).

2. The optical fiber sensor alarm that is easy to assemble and disassemble according to claim 1 is characterized in that: The protective cover (3) is made of transparent acrylic glass and is designed as an L-shaped structure. The protective cover (3) is adhered to the optical fiber sensor alarm body (1) by means of pressure-sensitive adhesive.

3. The optical fiber sensor alarm that is easy to assemble and disassemble according to claim 1 is characterized in that: The mounting frame (201), the connecting plate (202), the sliding plate (204), and the pushing plate (205) are all made of ABS plastics. The shape of the mounting frame (201) is compatible with the shape of the optical fiber sensor alarm body (1). The winding shaft (208) and the mounting frame (201) are connected in a rotating manner.

4. The optical fiber sensor alarm that is easy to assemble and disassemble according to claim 1 is characterized in that: The positioning pin (203) is made of aluminum alloy, and the positioning pin (203) passes through the mounting frame (201) and extends into the connecting plate (202). The spiral spring (210), the compression spring (212) and the mounting frame (201) are all connected in a fixed manner.

5. The optical fiber sensor alarm that is easy to assemble and disassemble according to claim 1 is characterized in that: The traction rope (209) is made of nylon rope, and the connection modes of the positioning pin (203) and the connecting plate (202), and the sliding plate (204) and the mounting frame (201) are all sliding connections.

6. The optical fiber sensor alarm that is easy to assemble and disassemble according to claim 1, characterized in that: The pushing plate (205) penetrates through and extends outside the mounting frame (201), and the traction rope (209) and the sliding plate (204) are connected in a fixed manner.

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