Anti-collision alarm device for semitrailer

Abstract

The utility model discloses a semitrailer anti-collision alarm device which comprises a hollow limiting piece, a positioning round rod is fixedly connected to an inner cavity of the hollow limiting piece, two hollow rectangular blocks are connected to the surface of the positioning round rod in a sliding mode, and a spring is welded between the two hollow rectangular blocks. The front sides of the two hollow rectangular blocks are both fixedly connected with trapezoid limiting heads, the front sides of the hollow rectangular blocks are connected with positioning connecting pieces in a sliding mode, and the surfaces of the trapezoid limiting heads are connected to inner cavities of the positioning connecting pieces in a sliding mode. And then a spring, a trapezoidal limiting head and an inclined surface limiting strip are matched to limit the position of the positioning connecting piece, so that the protective shell is fixedly mounted on the side surface of the hollow limiting piece, and the purpose of conveniently replacing the anti-collision alarm when the anti-collision alarm is damaged due to accidental scratching can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of semitrailer, in particular, a kind of semitrailer anti-collision alarm device. BACKGROUND

[0002] Semitrailer body is long, side in driving process can be scratched or collide with other vehicles, obstacles, install anti-collision alarm in the body side surface appropriate position, can detect the collision risk of side, improve driving safety.

[0003] Semitrailer anti-collision alarm is mainly used to monitor the obstacle condition around semitrailer, in order to be convenient for replacement when semitrailer anti-collision alarm is damaged due to accidental scratch, a kind of semitrailer anti-collision alarm device is designed, the device mainly through the cooperation of hollow limiting piece and positioning connecting piece, semitrailer body can be fixedly connected with anti-collision alarm, when semitrailer anti-collision alarm is damaged due to accidental scratch, only need to replace positioning connecting piece and anti-collision alarm, then it is convenient for intact anti-collision alarm to be fixedly installed with hollow limiting piece, when semitrailer anti-collision alarm is damaged due to accidental scratch, it can be convenient for replacement of anti-collision alarm. SUMMARY

[0004] The utility model aims at providing a kind of semitrailer anti-collision alarm device, with the purpose of being convenient for replacement of anti-collision alarm when semitrailer anti-collision alarm is damaged due to accidental scratch, to solve the above background technical problems.

[0005] The technical scheme that the utility model solves above technical problem is as follows: a kind of semitrailer anti-collision alarm device, it includes hollow limiting piece: the inner cavity of the hollow limiting piece is fixedly connected with positioning round rod, the surface of the positioning round rod is slidably connected with two hollow rectangular blocks, spring is welded between two hollow rectangular blocks, the front side of two hollow rectangular blocks is fixedly connected with trapezoidal limiting head, the front side of the hollow rectangular block is slidably connected with positioning connecting piece, the surface of the trapezoidal limiting head is slidably connected in the inner cavity of positioning connecting piece, inclined surface limiting strip is welded on the left and right sides of the inner cavity of positioning connecting piece, the surface of the inclined surface limiting strip is slidably connected with the surface of trapezoidal limiting head, protection shell is welded on the front side of positioning connecting piece, anti-collision alarm is installed in the inner cavity of protection shell.

[0006] Preferably, the inclined surface limiting strip is located at the rear side of the trapezoidal limiting head, the front side of the anti-collision alarm is rotatably connected with protective cover plate, hollow slot is formed in the top of the hollow limiting piece.

[0007] Preferably, the top of the hollow rectangular block is welded with heightening block, the surface of the heightening block is slidably connected in the inner cavity of hollow slot.

[0008] Preferably, the top of the high block is sleeved with a rubber pad, the rear side of the hollow rectangular block is provided with a guide groove, and the rear side of the inner cavity of the hollow limiting piece is fixedly connected with a guide strip.

[0009] Preferably, the inner cavity of the guide groove is slidably connected to the surface of the guide strip, the bottom of the hollow rectangular block is provided with a rectangular groove, and the inner cavity of the rectangular groove is rotatably connected with a rotating wheel.

[0010] Preferably, the surface of the rotating wheel is slidably connected to the bottom of the inner cavity of the hollow limiting piece, and the rear side of the hollow limiting piece is welded with a reinforcing connecting plate.

[0011] The beneficial effects of the present application are as follows:

[0012] 1. The positioning connecting piece is sleeved on the surface of the trapezoidal limiting head in a front-to-rear manner, then the spring, the trapezoidal limiting head and the inclined limiting strip cooperate to limit the position of the positioning connecting piece, and the protective shell is fixedly installed on the side surface of the hollow limiting piece, so that the anti-collision alarm can be conveniently replaced when the anti-collision alarm is damaged due to accidental scratching.

[0013] 2. The rubber pad is provided, so that the operator's hand is protected from the surface of the high block when the high block is pinched to drive the hollow rectangular block to slide, and the operator can pinch the high block more easily.

[0014] 3. The guide groove and the guide strip are used in cooperation, so that the hollow rectangular block can slide linearly in the inner cavity of the hollow limiting piece, and the inclination of the hollow rectangular block can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Among them:

[0016] Figure 1 It is a front view schematic diagram of an embodiment of the present application;

[0017] Figure 2 It is a rear view schematic diagram of an embodiment of the present application;

[0018] Figure 3 It is a sectional view schematic diagram of a positioning connecting piece of an embodiment of the present application;

[0019] Figure 4 It is a sectional view schematic diagram of a hollow limiting piece of an embodiment of the present application;

[0020] Figure 5 It is a right view sectional view schematic diagram of a hollow limiting piece of an embodiment of the present application.

[0021] The components represented by the reference numerals in the drawings are listed as follows:

[0022] 1, hollow limiting piece, 2, positioning round rod, 3, hollow rectangular block, 4, spring, 5, trapezoidal limiting head, 6, positioning connecting piece, 7, inclined surface limiting strip, 8, protective shell, 9, anti-collision alarm, 10, protective cover plate, 11, hollow groove, 12, heightening block, 13, rubber pad, 14, guide groove, 15, guide strip, 16, rotating wheel, 17, reinforcing connecting plate. DETAILED DESCRIPTION

[0023] Hereinafter, an embodiment of the semi-trailer anti-collision alarm device of the present application will be described with reference to the accompanying drawings.

[0024] Example one:

[0025] Figures 1-5 The semi-trailer anti-collision alarm device of one embodiment of the present application is shown, which comprises: a hollow limiting piece 1, the inner cavity of the hollow limiting piece 1 is fixedly connected with a positioning round rod 2, the surface of the positioning round rod 2 is slidably connected with two hollow rectangular blocks 3, a spring 4 is welded between the two hollow rectangular blocks 3, the front side of each of the two hollow rectangular blocks 3 is fixedly connected with a trapezoidal limiting head 5, the front side of the hollow rectangular block 3 is slidably connected with a positioning connecting piece 6, the surface of the trapezoidal limiting head 5 is slidably connected to the inner cavity of the positioning connecting piece 6, the left and right sides of the inner cavity of the positioning connecting piece 6 are each welded with an inclined surface limiting strip 7, the surface of the inclined surface limiting strip 7 is slidably connected with the surface of the trapezoidal limiting head 5, the front side of the positioning connecting piece 6 is welded with a protective shell 8, the inner cavity of the protective shell 8 is installed with an anti-collision alarm 9, the inclined surface limiting strip 7 is located at the rear side of the trapezoidal limiting head 5, the front side of the anti-collision alarm 9 is rotatably connected with a protective cover plate 10, the top of the hollow limiting piece 1 is provided with a hollow groove 11, the top of each of the two hollow rectangular blocks 3 is welded with a heightening block 12, the surface of the heightening block 12 is slidably connected to the inner cavity of the hollow groove 11, the top of each of the two heightening blocks 12 is sleeved with a rubber pad 13, through the setting of the rubber pad 13, when it is necessary to pinch and move the heightening block 12 to drive the hollow rectangular block 3 to slide, the operator's hand and the surface of the heightening block 12 can be buffered and protected, and it can be more labor-saving when pinching and moving the heightening block 12.

[0026] Example two:

[0027] Figures 1-5The semi-trailer anti-collision alarm device shown in an embodiment of the utility model, it includes: hollow limiting piece 1: the inner chamber of hollow limiting piece 1 is fixedly connected with locating round rod 2, the surface of locating round rod 2 is slidably connected with two hollow rectangular blocks 3, spring 4 is welded between two hollow rectangular blocks 3, the front side of two hollow rectangular blocks 3 is fixedly connected with trapezoidal limiting head 5, the front side of hollow rectangular block 3 is slidably connected with locating connecting piece 6, the surface of trapezoidal limiting head 5 is slidably connected in the inner chamber of locating connecting piece 6, the left and right sides of the inner chamber of locating connecting piece 6 are welded with inclined plane limiting strip 7, the surface of inclined plane limiting strip 7 is slidably connected with the surface of trapezoidal limiting head 5, the front side of locating connecting piece 6 is welded with protective shell 8, the inner chamber of protective shell 8 is installed with anti-collision alarm 9, the rear side of hollow rectangular block 3 is provided with guide slot 14, the rear side of the inner chamber of hollow limiting piece 1 is fixedly connected with guide strip 15, the inner chamber of guide slot 14 is slidably connected with the surface of guide strip 15, through the cooperation of guide slot 14 and guide strip 15, hollow rectangular block 3 can be made to linearly translate and slide in the process of sliding in the inner chamber of hollow limiting piece 1, the inclination of hollow rectangular block 3 can be avoided, the bottom of hollow rectangular block 3 is provided with rectangular slot, the inner chamber of rectangular slot is rotatably connected with rotating wheel 16, the surface of rotating wheel 16 is slidably connected with the bottom of the inner chamber of hollow limiting piece 1, the rear side of hollow limiting piece 1 is welded with reinforcing connecting plate 17.

[0028] Working principle: when the utility model is used, the user fixes reinforcing connecting plate 17 together with hollow limiting piece 1 on the side of semi-trailer by using bolt, then installs anti-collision alarm 9 in the inner chamber of protective shell 8, then sets locating connecting piece 6 on the surface of trapezoidal limiting head 5 in the way of front-to-back, in the process of sliding in the inner chamber of locating connecting piece 6 on the surface of trapezoidal limiting head 5, the surface of inclined plane limiting strip 7 will contact trapezoidal limiting head 5, and under the cooperation of the special shape of trapezoidal limiting head 5 and inclined plane limiting strip 7, two trapezoidal limiting heads 5 are extruded and relatively slide, and spring 4 is compressed, when the position of inclined plane limiting strip 7 slides to the rear side of trapezoidal limiting head 5, the rebound force of spring 4 resets hollow rectangular block 3 and trapezoidal limiting head 5, then trapezoidal limiting head 5 limits the position of locating connecting piece 6 through inclined plane limiting strip 7, and then protective shell 8 is fixedly installed on the side of hollow limiting piece 1, so when anti-collision alarm 9 is damaged due to accidental scratching, anti-collision alarm 9 can be conveniently replaced.

[0029] In conclusion: the semi-trailer anti-collision alarm device sets locating connecting piece 6 on the surface of trapezoidal limiting head 5 in the way of front-to-back, then the cooperation of spring 4, trapezoidal limiting head 5 and inclined plane limiting strip 7 limits the position of locating connecting piece 6, and then protective shell 8 is fixedly installed on the side of hollow limiting piece 1, so when anti-collision alarm 9 is damaged due to accidental scratching, anti-collision alarm 9 can be conveniently replaced.

Claims

1. A semi-trailer anti-collision alarm device, characterized in that, The utility model provides a hollow limiting piece (1) is connected with the inside chamber of the hollow limiting piece (1) fixedly, the surface of the positioning round stick (2) of positioning round stick (2) is connected with two hollow rectangular blocks (3) slidingly, two hollow rectangular blocks (3) between welding spring (4), two hollow rectangular blocks (3) all are fixedly connected with trapezoidal limit head (5) in the front side, the front side of hollow rectangular block (3) is connected with the inside chamber of positioning connecting piece (6) slidingly, the surface of trapezoidal limit head (5) is connected in the inside chamber of positioning connecting piece (6), the left and right sides of positioning connecting piece (6) inside chamber all are welded with inclined plane limiting strip (7), the surface of inclined plane limiting strip (7) is connected with the surface of trapezoidal limit head (5) slidingly, the front side of positioning connecting piece (6) is welded with protective housing (8), the inside chamber of protective housing (8) is installed with anti -collision alarm (9).

2. A semi-trailer anti-collision alarm device according to claim 1, characterized in that, The inclined plane limiting strip (7) is located in the rear side of trapezoidal limit head (5), the front side of anti -collision alarm (9) is rotatably connected with protective cover plate (10), the top of hollow limiting piece (1) is provided with hollow groove (11).

3. A semi-trailer anti-collision alarm device according to claim 2, characterized in that, The top of two hollow rectangular blocks (3) is welded with high block (12), the surface of high block (12) is connected in the inside chamber of hollow groove (11) slidingly.

4. A semi-trailer anti-collision alarm device according to claim 3, characterized in that, The top of two high blocks (12) is sleeved with rubber pad head (13), the rear side of hollow rectangular block (3) is provided with guide groove (14), the rear side of hollow limiting piece (1) inside chamber is fixedly connected with guide strip (15).

5. A semi-trailer anti-collision alarm device according to claim 4, characterized in that, The inside chamber of guide groove (14) is connected with the surface of guide strip (15) slidingly, the bottom of hollow rectangular block (3) is provided with rectangular groove, the inside chamber of rectangular groove is rotatably connected with runner (16).

6. A semi-trailer anti-collision alarm device according to claim 5, characterized in that, The surface of runner (16) is connected with the bottom of hollow limiting piece (1) inside chamber slidingly, the rear side of hollow limiting piece (1) is welded with reinforcing connecting plate (17).

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