Protection device for speed sensor for traffic transportation

Abstract

The utility model relates to the technical field of speed sensors, and discloses a protection device for a speed sensor for traffic transportation, a mounting mechanism is arranged between the speed sensor and a protective cover, and a covering mechanism is arranged between the protective cover and a covering plate; the mounting mechanism comprises a connecting assembly and a stabilizing assembly, the connecting assembly comprises a first T-shaped groove, threaded rods are fixedly connected to the front side and the rear side of the double-shaft motor, inserting rods are fixedly connected to the sides, close to the connecting rods, of the connecting plates, and the surfaces of the inserting rods are inserted into the inserting hole grooves. According to the protection device for the speed sensor for traffic transportation, the installation mechanism is arranged, a connecting plate drives an inserting rod to be inserted into an inserting hole groove, the position of the speed sensor can be clamped and fixed, and the situation that the speed sensor is collided due to the fact that the speed sensor shakes randomly in the protection cover is avoided; and then the inserting block and the connecting plate are fixed in a threaded mode only through the first bolt, and the situation that the connecting plate is fractured at will can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of speed sensors, in particular to a protection device for speed sensors in transportation. Background Art

[0002] Transportation is an engineering field that studies the layout and construction of railway, highway, waterway and air transportation infrastructure, vehicle operation engineering, traffic information engineering and control, transportation operation and management. Speed ​​sensors are needed to measure the speed of transport vehicles. Sensors are components that convert changes in non-electrical quantities (such as speed and pressure) into changes in electrical quantities. Depending on the non-electrical quantities converted, they can be divided into pressure sensors, speed sensors, temperature sensors, etc.

[0003] For example, patent number CN219179424U is a speed sensor protective cover, which includes a stainless steel outer cover, a glass fiber sleeve is provided on the inner side of the stainless steel outer cover, and a yoke mounting hole and a permanent magnet mounting cavity are provided inside the glass fiber sleeve, a coil mounting groove is provided on the hole wall of the yoke mounting hole, an end cap sleeve is integrally provided at the end of the stainless steel outer cover, and the top of the end cap sleeve is abutted against the lower end of the glass fiber sleeve, an air cavity is enclosed between the glass fiber sleeve and the stainless steel outer cover, and the interior of the air cavity is vacuum, and a wire sleeve is fixed on the top of the glass fiber sleeve.

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the speed sensor in this technical solution is mainly protected by a protective cover. However, since the protective cover is integrated, it is not convenient to install and disassemble the speed sensor for replacement. Generally, the protective cover can only be damaged when replacing it. Utility Model Content

[0006] The purpose of the utility model is to provide a protection device for a speed sensor in transportation to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective device for a speed sensor of transportation, comprising a protective cover, a speed sensor and a cover plate, wherein the cover plate is arranged on the front of the protective cover, the speed sensor is arranged inside the protective cover, a mounting mechanism is arranged between the speed sensor and the protective cover, and a covering mechanism is arranged between the protective cover and the cover plate;

[0008] The mounting mechanism comprises a connecting component and a stabilizing component, wherein the stabilizing component is arranged on the connecting component;

[0009] The connecting component includes a first T-slot, which is opened on the left and right sides of the inner wall of the protective cover, and the speed sensor is fixedly connected to a connecting rod on the left and right sides, and the front and rear surfaces of the connecting rod are opened with a socket slot, and the front and rear openings of the two socket slots are opened corresponding to each other, and the left and right sides of the inner wall of the protective cover are fixedly connected to a limit plate, and the left and right sides of the inner wall of the protective cover are fixedly connected to a dual-axis motor, and the front and rear sides of the dual-axis motor are fixedly connected to a threaded rod, the surface of the threaded rod is rotatably connected to the inside of the limit plate, the surface of the threaded rod is threadedly connected to a connecting seat, and the top of the connecting seat is fixedly connected to a connecting plate, and the connecting plate is fixedly connected to a first T-block on the side away from the speed sensor, and the surface of the first T-block is slidably connected to the inside of the first T-slot, and the connecting plate is fixedly connected to a plug rod on the side close to the connecting rod, and the surface of the plug rod is plugged into the inside of the socket slot.

[0010] Preferably, the number of the limit plates is four and they form a group of two, and the two limit plates are arranged on the front and rear sides of the dual-axis motor.

[0011] Preferably, the number of the threaded rods is four and they are grouped in pairs. The thread lines on the surfaces of the front and rear threaded rods have the same specifications and are in opposite directions. When the two connecting seats move on the surfaces of the two threaded rods, the inserted rods can eventually be inserted into the socket grooves, thereby clamping the speed sensor in place.

[0012] Preferably, the stabilizing component includes a slot, which is opened at the bottom of the connecting plate, a second T-slot is opened inside the connecting seat on a side away from the first T-block, a second T-block is slidably connected inside the second T-slot, a fixing plate is fixedly connected to the side of the second T-block away from the first T-block, an inclined plate is fixedly connected to the top of the fixing plate, an insert block is fixedly connected to the top of the inclined plate, and a first bolt is threadedly connected to the inside of both the connecting plate and the insert block.

[0013] Preferably, the bottom of the slot is set to be an opening, and the surface of the plug block is plugged into the inside of the slot. The plug block is plugged into the slot, which can prevent the connection plate from breaking at will.

[0014] Preferably, the covering mechanism includes a third T-slot, the third T-slot is opened at the upper and lower ends of the front side of the protective cover, the upper and lower ends of the back side of the covering plate are fixedly connected with T-plates, the surface of the T-plate and the inside of the third T-slot are slidably connected, a block is fixedly connected at the center of the outer side of the covering plate, the left and right sides of the protective cover are fixedly connected with mounting seats, a rectangular groove is opened inside the mounting seat, the front and rear sides and the outside of the rectangular groove are set as openings, the surface of the block is plugged into the inside of the rectangular groove, a long groove is opened inside the block, the top and bottom of the long groove are set as openings, a long block is plugged into the long groove, and the long block and the inside of the block are threadedly connected with a second bolt.

[0015] Preferably, a through groove is provided inside the mounting seat, and the surface of the long block is inserted through the through groove provided inside the mounting seat.

[0016] Compared with the prior art, the utility model provides a protection device for a speed sensor in transportation, which has the following beneficial effects:

[0017] 1. The protective device for the speed sensor of transportation is provided with an installation mechanism. When the installation mechanism is in operation, the dual-axis motor drives the threaded rod to rotate, and the two connecting seats move to the opposite side. When the connecting seat moves, it can also drive the connecting plate to move. The connecting plate drives the plug rod to be inserted into the plug slot, so that the speed sensor can be clamped and fixed in position to prevent the speed sensor from shaking randomly in the protective cover and causing the speed sensor to be collided. The fixing plate is moved, and the fixing plate drives the inclined plate to move. At the same time, the inclined plate drives the plug block to be inserted into the slot. Finally, the plug block and the connecting plate only need to be threadedly fixed by the first bolt, which can prevent the connecting plate from breaking randomly.

[0018] 2. The protective device for the speed sensor of transportation is provided with a covering mechanism. When the covering mechanism is in operation, the covering plate is moved so that the covering plate drives the T-plate to slide in the third T-slot. After the square block is inserted into the rectangular slot and the long block is inserted into the long slot, the square block and the long block are threadedly fixed by the second bolt. The covering plate can cover the protective cover, thereby avoiding dust accumulation on the surface of the speed sensor and reducing the later cleaning time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0021] Figure 2 It is a top view cross-sectional view of the overall structure of the utility model;

[0022] Figure 3 is a schematic diagram of the structure of the connection components;

[0023] Figure 4 for Figure 3 The enlarged structural diagram at A in the middle;

[0024] Figure 5 A schematic diagram of the structure of the stable component;

[0025] Figure 6 It is a partial schematic diagram of the covering mechanism;

[0026] Figure 7 It is a structural schematic diagram of the covering mechanism;

[0027] Figure 8 for Figure 7 Enlarged structural diagram at B in the middle.

[0028] In the figure: 1. protective cover; 2. speed sensor; 3. mounting mechanism; 31. connecting assembly; 311. first T-slot; 312. limit plate; 313. threaded rod; 314. connecting seat; 315. dual-axis motor; 316. first T-block; 317. connecting plate; 318. connecting rod; 319. plug rod; 3101. socket slot; 32. stabilizing assembly; 321. second T-slot; 322. fixing plate; 323. inclined plate; 324. slot; 325. plug block; 326. first bolt; 327. second T-block; 4. cover plate; 5. covering mechanism; 51. third T-slot; 52. T-plate; 53. block; 54. mounting seat; 55. second bolt; 56. long slot; 57. long block; 58. rectangular slot. DETAILED DESCRIPTION

[0029] 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.

[0030] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] The utility model provides the following technical solutions:

[0032] Embodiment 1

[0033] Combination Figures 1 to 5A protective device for a speed sensor in transportation, comprising a protective cover 1, a speed sensor 2 and a cover plate 4, wherein the cover plate 4 is arranged on the front of the protective cover 1, the speed sensor 2 is arranged inside the protective cover 1, a mounting mechanism 3 is arranged between the speed sensor 2 and the protective cover 1, and a covering mechanism 5 is arranged between the protective cover 1 and the cover plate 4;

[0034] The mounting mechanism 3 includes a connecting component 31 and a stabilizing component 32. The stabilizing component 32 is arranged on the connecting component 31. The connecting component 31 includes a first T-slot 311. The first T-slot 311 is opened on the left and right sides of the inner wall of the protective cover 1. The left and right sides of the speed sensor 2 are fixedly connected with connecting rods 318. The front and rear surfaces of the connecting rods 318 are both provided with jack slots 3101. The openings of the front and rear jack slots 3101 are opened corresponding to each other. The left and right sides of the inner wall of the protective cover 1 are both fixedly connected with limit plates 312. The protective cover The left and right sides of the inner wall of the 1 are fixedly connected with a double-axis motor 315, and the front and rear sides of the double-axis motor 315 are fixedly connected with a threaded rod 313. The surface of the threaded rod 313 is rotatably connected to the inside of the limit plate 312. The surface of the threaded rod 313 is threadedly connected to a connecting seat 314. The top of the connecting seat 314 is fixedly connected to a connecting plate 317. The connecting plate 317 is fixedly connected to the side away from the speed sensor 2. The surface of the first T-block 316 is slidably connected to the inside of the first T-slot 311. The connecting plate 317 is close to the speed sensor 2. A plug rod 319 is fixedly connected to one side of the near connecting rod 318, and the surface of the plug rod 319 is plugged into the inside of the socket groove 3101. There are four limit plates 312 in number and two are in a group. The two limit plates 312 are both arranged on the front and rear sides of the dual-axis motor 315. There are four threaded rods 313 in number and two are in a group. The thread lines on the surfaces of the front and rear threaded rods 313 have the same specifications and are in opposite directions. The stabilizing component 32 includes a slot 324, which is opened at the bottom of the connecting plate 317, and the connecting seat 314 is away from the first T-block A second T-slot 321 is provided inside one side of 316, a second T-block 327 is slidably connected inside the second T-slot 321, a fixing plate 322 is fixedly connected to the second T-block 327 away from the first T-block 316, a slanted plate 323 is fixedly connected to the top of the fixing plate 322, a plug-in block 325 is fixedly connected to the top of the slanted plate 323, a first bolt 326 is threadedly connected to the inside of the connecting plate 317 and the plug-in block 325, the bottom of the slot 324 is set to be open, and the surface of the plug-in block 325 is plugged into the inside of the slot 324.

[0035] Furthermore, the dual-axis motor 315 drives the threaded rod 313 to rotate, and the two connecting seats 314 move to the opposite side. When the connecting seat 314 moves, it can also drive the connecting plate 317 to move. The connecting plate 317 drives the plug rod 319 to be inserted into the socket groove 3101, so that the speed sensor 2 can be clamped and fixed in position to prevent the speed sensor 2 from shaking randomly in the protective cover 1 and causing the speed sensor 2 to be collided. The fixing plate 322 is moved, and the fixing plate 322 drives the inclined plate 323 to move. At the same time, the inclined plate 323 drives the plug block 325 to be inserted into the slot 324. Finally, the plug block 325 and the connecting plate 317 only need to be threadedly fixed by the first bolt 326, which can prevent the connecting plate 317 from breaking randomly.

[0036] Embodiment 2

[0037] See also Figure 1-8 On the basis of the first embodiment, the covering mechanism 5 further comprises a third T-slot 51, which is provided at the upper and lower ends of the front face of the protective cover 1, and the upper and lower ends of the back face of the covering plate 4 are fixedly connected with T-plates 52, and the surface of the T-plate 52 is slidably connected to the inside of the third T-slot 51, and a block 53 is fixedly connected to the center of the outer side of the covering plate 4, and the left and right sides of the protective cover 1 are fixedly connected with a mounting seat 54, and a rectangular slot 58 is provided inside the mounting seat 54, and the front and rear sides and the outer side of the rectangular slot 58 are both set as openings, and the surface of the block 53 is plugged into the inside of the rectangular slot 58, and a long slot 56 is provided inside the block 53, and the top and bottom of the long slot 56 are both set as openings, and a long block 57 is plugged into the inside of the long slot 56, and the long block 57 and the inside of the block 53 are both threadedly connected with a second bolt 55, and a through slot is provided inside the mounting seat 54, and the surface of the long block 57 is inserted into the through slot provided inside the mounting seat 54

[0038] Furthermore, the cover plate 4 is moved so that the cover plate 4 drives the T-shaped plate 52 to slide in the third T-shaped slot 51. After the block 53 is inserted into the rectangular slot 58 and the long block 57 is inserted into the long slot 56, the block 53 and the long block 57 are threadedly fixed by the second bolt 55. The cover plate 4 can cover the protective cover 1, thereby avoiding dust accumulation on the surface of the speed sensor 2 and reducing the later cleaning time.

[0039] Speed ​​sensor appearance reference:

[0040] https: / / www.chexinhui.com / bussinessAction.action?method=showBusDetailUI&id=0B1C38FF3F334CE3E050A8C07E004408

[0041] In actual operation, when the device is used, when the speed sensor 2 is protected, the speed sensor 2 can be placed inside the protective cover 1, and when the dual-axis motor 315 is started, the dual-axis motor 315 drives the threaded rods 313 at both ends to rotate in the limit plate 312, and then the two connecting seats 314 can move to the opposite side on the surfaces of the front and rear threaded rods 313, and when the connecting seats 314 move, the connecting plate 317 can also be driven to move, and at the same time, the connecting plate 317 can also drive the first T-block 316 to slide in the first T-slot 311, and at the same time, the connecting plate 317 can also drive the plug 319 to be plugged into the jack slot 3101, so that the speed sensor 2 can be clamped and fixed in position, so as to prevent the speed sensor 2 from shaking randomly in the protective cover 1 and causing the speed sensor 2 to be collided;

[0042] When the fixing plate 322 is moved, the fixing plate 322 drives the second T-shaped block 327 to slide in the second T-shaped groove 321, and the fixing plate 322 can also drive the inclined plate 323 to move, and the inclined plate 323 drives the plug block 325 to be inserted into the slot 324. After that, the plug block 325 and the connecting plate 317 are only screwed together by the first bolt 326, so that a triangular stable relationship is formed between the connecting seat 314, the inclined plate 323 and the connecting plate 317, thereby preventing the connecting plate 317 from being broken at will.

[0043] When the speed sensor 2 is not needed temporarily, it is necessary to avoid excessive dust accumulation on the surface of the speed sensor 2. At this time, first move the cover plate 4 so that the cover plate 4 drives the T-shaped plate 52 to slide in the third T-shaped slot 51, until the cover plate 4 drives the block 53 to be inserted into the rectangular slot 58, and then the long block 57 is inserted into the long slot 56. The block 53 and the long block 57 are screwed and fixed by the second bolt 55. The cover plate 4 can cover the protective cover 1, which can avoid dust accumulation on the surface of the speed sensor 2 and reduce the later cleaning time.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A protective device for a speed sensor in transportation, comprising a protective cover (1), a speed sensor (2) and a cover plate (4), characterized in that: The cover plate (4) is arranged on the front of the protective cover (1), the speed sensor (2) is arranged inside the protective cover (1), a mounting mechanism (3) is arranged between the speed sensor (2) and the protective cover (1), and a covering mechanism (5) is arranged between the protective cover (1) and the cover plate (4); The mounting mechanism (3) comprises a connecting component (31) and a stabilizing component (32), wherein the stabilizing component (32) is arranged on the connecting component (31); The connecting assembly (31) comprises a first T-shaped slot (311), the first T-shaped slot (311) being provided on the left and right sides of the inner wall of the protective cover (1), the left and right sides of the speed sensor (2) being fixedly connected to connecting rods (318), the front and rear surfaces of the connecting rod (318) being provided with plug-in slots (3101), the front and rear openings of the two plug-in slots (3101) being provided corresponding to each other, the left and right sides of the inner wall of the protective cover (1) being fixedly connected to limiting plates (312), the left and right sides of the inner wall of the protective cover (1) being fixedly connected to dual-axis motors (315), the front and rear sides of the dual-axis motors (315) being fixedly connected to threaded rods (313), the surface of the threaded rod (313) and the interior of the limit plate (312) are rotatably connected, the surface of the threaded rod (313) is threadedly connected to a connecting seat (314), the top of the connecting seat (314) is fixedly connected to a connecting plate (317), the side of the connecting plate (317) away from the speed sensor (2) is fixedly connected to a first T-block (316), the surface of the first T-block (316) and the interior of the first T-slot (311) are slidably connected, the side of the connecting plate (317) close to the connecting rod (318) is fixedly connected to an insertion rod (319), and the surface of the insertion rod (319) is plugged into the interior of the jack slot (3101).

2. A protective device for a speed sensor in transportation according to claim 1, characterized in that: The number of the limiting plates (312) is four and they form a group of two each. The two limiting plates (312) are both arranged on the front and rear sides of the dual-axis motor (315).

3. The protective device for a speed sensor in transportation according to claim 1, characterized in that: The number of the threaded rods (313) is four and they form a group of two each. The thread lines on the surfaces of the front and rear threaded rods (313) have the same specifications and are in opposite directions.

4. The protective device for a speed sensor in transportation according to claim 1, characterized in that: The stabilizing component (32) comprises a slot (324), wherein the slot (324) is provided at the bottom of the connecting plate (317), a second T-shaped slot (321) is provided inside the connecting seat (314) at a side away from the first T-shaped block (316), a second T-shaped block (327) is slidably connected inside the second T-shaped slot (321), a fixing plate (322) is fixedly connected to the side of the second T-shaped block (327) away from the first T-shaped block (316), a slanted plate (323) is fixedly connected to the top of the fixing plate (322), a plug block (325) is fixedly connected to the top of the slanted plate (323), and a first bolt (326) is threadedly connected inside both the connecting plate (317) and the plug block (325).

5. A protective device for a speed sensor in transportation according to claim 4, characterized in that: The bottom of the slot (324) is configured to be open, and the surface of the insert block (325) is plugged into the interior of the slot (324).

6. The protective device for a speed sensor in transportation according to claim 1, characterized in that: The covering mechanism (5) comprises a third T-shaped slot (51), the third T-shaped slot (51) being provided at the upper and lower ends of the front face of the protective cover (1), the upper and lower ends of the back face of the covering plate (4) being fixedly connected with T-shaped plates (52), the surface of the T-shaped plate (52) being slidably connected to the inside of the third T-shaped slot (51), a block (53) being fixedly connected to the center of the outer side of the covering plate (4), the left and right sides of the protective cover (1) being fixedly connected with mounting seats (54), the inside of the mounting seats (54) being provided with a rectangular slot (58), the front and rear sides and the outer side of the rectangular slot (58) being arranged as openings, the surface of the block (53) being plugged into the inside of the rectangular slot (58), the inside of the block (53) being provided with a long slot (56), the top and bottom of the long slot (56) being arranged as openings, the inside of the long slot (56) being plugged with a long block (57), the inside of the long block (57) and the inside of the block (53) being threadedly connected with a second bolt (55).

7. A protective device for a speed sensor in transportation according to claim 6, characterized in that: A through slot is provided inside the mounting seat (54), and the surface of the long block (57) is inserted through the through slot provided inside the mounting seat (54).

Images