Multifunctional rotatable side protector

Abstract

The utility model discloses a multifunctional rotatable side protector which comprises at least two transverse supporting beams and a side protector body rotatably connected with the outer ends of the transverse supporting beams, and the side protector body comprises a plurality of protection transverse plates and supporting longitudinal beams which are mutually fixed. The upper ends of the supporting longitudinal beams are rotationally connected to the outer ends of the corresponding transverse supporting beams; an adjusting plate is fixedly mounted at the outer end of each transverse supporting beam, a rotating shaft hole, an upper positioning hole and a lower positioning hole are formed in each adjusting plate, and the upper end of each supporting longitudinal beam is coupled with the corresponding rotating shaft hole through a rotating shaft; the top end of the supporting longitudinal beam is further provided with a pin shaft hole, a positioning pin is installed in the pin shaft hole, and the positioning pin can be inserted into the upper positioning hole or the lower positioning hole. The side protection device is simple in structure, the side protection device is optimized, the angle of the side protection fence can be adjusted and changed, and the multi-scene applicability of side protection is improved; and while the traditional protection effect is achieved, the spare tire can be conveniently taken and placed, personnel can conveniently overhaul and maintain the bottom of the vehicle, and time and labor are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile protection safety structure, concretely relates to a multifunctional rotatable side protection. BACKGROUND

[0002] Semi-trailer, full trailer or special vehicle, because have longer length and bigger ground clearance, in the process of vehicle driving, if meet traffic accident, it is easy to roll into the vehicle bottom for the pedestrian, vehicle (bicycle, electric bicycle even small car), the rolling of tire can cause greater harm and loss for the victim or vehicle. Therefore, in order to maximize the protection of small vehicles and the safety of pedestrians, side protection devices are usually arranged on the left and right sides of large vehicles to avoid the rolling of people or vehicles. But the existing side protection devices have some deficiencies, usually including fixed frame, protection frame fixed on the fixed frame and the like, wherein the fixed frame and the protection frame and the like are connected by welding into an undetachable whole, and then are fixedly installed on the corresponding position of the vehicle. This undetachable whole structure is very unfavorable for the personnel to enter the vehicle bottom for maintenance operation or to take and place the spare tire, which causes great inconvenience to vehicle maintenance and taking and placing the spare tire, and needs to consume a lot of time and energy. At the same time, the side protection device as a whole has a large volume and weight, and it is very inconvenient to reinstall after maintenance. In addition, the utilization rate of the side protection device is low. SUMMARY

[0003] The utility model aims at solving the deficiencies in the prior art, and provides a multifunctional rotatable side protection.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of a multifunctional rotatable side protection, which comprises at least two horizontal support beams and a side protection body rotatably connected to the outer ends of the horizontal support beams. The inner ends of the horizontal support beams are fixedly installed on the frame girder. The side protection body comprises a plurality of fixedly connected protection plates and support longitudinal beams. The upper ends of the support longitudinal beams are rotatably connected to the outer ends of the corresponding horizontal support beams. An adjusting plate is fixedly installed at the outer end of each horizontal support beam. The adjusting plate is provided with a rotating shaft hole, an upper positioning hole and a lower positioning hole. A rotating shaft is inserted between the upper end of the support longitudinal beam and the corresponding rotating shaft hole. The top end of the support longitudinal beam is further provided with a pin hole, in which a positioning pin is installed. The positioning pin can be inserted into the upper positioning hole or the lower positioning hole.

[0005] Further, the upper positioning hole and the lower positioning hole are on a circular arc with the rotating shaft hole as the center point. The radius of the circular arc is the length between the rotating shaft connection and the pin hole.

[0006] Further, a plurality of positioning holes are arranged on the circular arc to adapt to different rotation angles.

[0007] Further, the inner and outer sides of the adjusting plate are provided with a limiting plate, which is integrally formed with the adjusting plate and has a U-shaped cross section.

[0008] Further, the positioning pin is an L-shaped index pin.

[0009] Further, the side protection body comprises two protection horizontal plates and two support vertical beams, which are fixed perpendicularly to each other, and the end portions of the two protection horizontal plates are further provided with protection plugs.

[0010] Further, the side protection body is further provided with a side support assembly, which comprises at least one set of telescopic support legs; each set of telescopic support legs comprises a fixed base and a retractable support leg, wherein the fixed base is fixedly installed on one of the protection horizontal plates, and the head end of the retractable support leg is rotatably installed on the fixed base and comprises a plurality of support legs which are sleeved with each other.

[0011] Further, the head end outer wall of each support leg in the inner layer of the retractable support leg is provided with a retractable elastic ball, and the tail end inner wall of each support leg in the outer layer is provided with a limiting groove, so that the telescopic support leg is stretched and fixed.

[0012] Further, the protection horizontal plate is widened.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model has the advantages of simple structure, optimized side protection device, adjustable angle of the side protection fence, changed ground clearance, improved multi-scene applicability of the side protection, convenient tire replacement and personnel maintenance of the vehicle bottom, time and labor saving, and reduced maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the horizontal support beam in the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of another embodiment of the utility model;

[0017] Figure 4 It is Figure 3 It is an inner bottom side view of the structure in the utility model;

[0018] In the figure: 1, frame beam, 2, transverse support frame, 3, side protection body, 4, pivot, 5, positioning pin, 6, side support assembly, 21, adjusting plate, 22, pivot hole, 23, upper positioning hole, 24, lower positioning hole, 25, limiting plate, 31, protection cross plate, 32, support longitudinal beam, 33, protection plug, 61, fixed base, 62, retractable support leg. DETAILED DESCRIPTION

[0019] It should be noted that in the description of the present application, terms such as "upper", "lower", "front", "rear", "inner", "outer", "top end", "bottom", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, which is only a relationship word determined for the purpose of describing the structural relationship of the components in the present application, and is not a specific orientation that any component in the present application must have, and cannot be understood as a limitation on the present application.

[0020] In addition, in the present application, the description such as "first", "second" and the like is only for the purpose of description, and is not a specific indication or order or sequence, nor is it used to limit the present application, which is only to distinguish the components or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features.

[0021] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings:

[0022] As shown in Figure 1 and Figure 2 A multifunctional rotatable side protection is applied to the left and right sides of the overall frame of large vehicles such as semi-trailers, full trailers, etc., which comprises two transverse support beams 2 and a side protection body 3 rotatably connected to the transverse support beams 2, wherein the inner ends of the two transverse support beams 2 are fixed on the outer side walls of the corresponding side frame beams 1 by bolts or direct welding, and are parallel to each other and perpendicular to the frame beams 1, forming a cantilever structure; the outer end of each transverse support beam 2 is fixedly installed with an adjusting plate 21 by bolts, and the adjusting plate 21 is provided with a pivot hole 22, an upper positioning hole 23 and a lower positioning hole 24, wherein the pivot hole 22 is located at the lower right position of the adjusting plate 21, and the upper positioning hole 23 and the lower positioning hole 24 are respectively located on the vertical center line and the horizontal center line of the pivot hole 22; the left and right side edges of the adjusting plate 21 are also respectively provided with limiting plates 25 perpendicular to the adjusting plate 21, which can be integrally formed and have a U-shaped cross section.

[0023] The side protection body 3 comprises two protection horizontal plates 31 and two support vertical beams 32, which are fixed vertically and oppositely, and are welded into a cross-shaped frame structure. The protection horizontal plates 31 are made of aluminum alloy profiles, and the end portions of the protection horizontal plates 31 are fixedly provided with protection plugs 33 for protection. The support vertical beams 32 are made of square tubes of carbon steel, and the upper ends of the support vertical beams 32 are respectively provided with a rotating shaft mounting hole and a pin shaft hole, and the pin shaft hole is located directly above the rotating shaft mounting hole. Each support vertical beam 32 is rotatably connected with the adjusting plate 21 (i.e. the outer end portion of the horizontal support beam 2) by sequentially penetrating the rotating shaft mounting hole and the rotating shaft hole 22 of the adjusting plate 21 through the rotating shaft 4. A positioning pin 5 is arranged in the pin shaft hole of the support vertical beam 32. The positioning pin 5 can be an L-shaped indexing pin, and the inner end of the positioning pin 5 can be respectively inserted into an upper positioning hole 23 or a lower positioning hole 24. The upper positioning hole 23 and the lower positioning hole 24 are located on an arc with the rotating shaft hole 22 as the center and the center point distance between the rotating shaft 4 and the positioning pin 5 as the radius.

[0024] When the positioning pin 5 is inserted into the upper positioning hole 23, the side protection body 3 is in a normal vertical protection state. When the positioning pin 5 is rotated and pulled out, the side protection body 3 is flipped upward, so that the pin shaft hole is aligned with the lower positioning hole 24, the positioning pin 5 is inserted and fixed, and the side protection body 3 is in a horizontal state, which is convenient for the staff to operate and maintain or access the spare tire in the vehicle bottom. At the same time, the side protection body 3 in the horizontal state is equivalent to a small platform table plate, which can be used by the staff to place a water cup for rest.

[0025] In order to further enhance the strength of the horizontal support beam 2, a plurality of vertical reinforcing rib plates are arranged on the side wall of the horizontal support beam 2.

[0026] As a further optimization of the utility model, with reference to Figure 3 and Figure 4As shown, the inner side of the side protection body 3 is also provided with a side support assembly 6, including at least one set of telescopic support legs, each set of telescopic support legs including a fixed base 61 and a retractable support leg 62, wherein the longitudinal section of the fixed base 61 is U-shaped and is fixedly installed on the inner side wall of the lowermost protective horizontal plate 31 by bolts, and the head end of the retractable support leg 62 is rotatably installed in the fixed base 61; the retractable support leg 62 is composed of multiple sections of mutually sleeved support legs, and the head end outer side wall of each section of support leg located in the inner layer is provided with a retractable marble, and the tail end inner side wall of each section of support leg located in the outer layer is provided with a limiting groove, the marble can be embedded in the limiting groove on the corresponding side to realize the extension and fixation of the retractable support leg 62. When the side protection body 3 is used in a horizontal state, the retractable support leg 62 can be rotated relative to the fixed base 61 to a vertical state perpendicular to the ground, and the multiple sections of support legs in the retractable support leg 62 are extended and fixed and supported downward on the ground, thereby increasing the stability of the side protection body 3 in the horizontal state.

[0027] In order to enhance the use effect of the side protection body 3 in the horizontal state, the above-mentioned protective horizontal plate 31 can be widened to form a table plate, which can be placed stably.

[0028] Further, the above-mentioned transverse support beam 2 can be provided with multiple ones parallel to each other according to the size of the entire side protection device; the protective horizontal plate 31 and the support longitudinal beam 32 in the side protection body 3 can also be provided with multiple ones vertically fixed according to actual use requirements.

[0029] Further, a plurality of positioning holes can be arranged on the circular arc with the pivot hole 22 as the center to adapt to different rotating opening angles of the side protection body 3.

[0030] In the description of the present application, it should also be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "setting" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] Of course, the above description is not a limitation of the present application, and the present application is not limited to the above examples, and the changes, modifications, additions or replacements made by the skilled in the art within the essential scope of the present application should also belong to the protection scope of the present application.

Claims

1. A multi-functional rotatable side guard characterized by: The side protection body comprises a plurality of fixed protection plates and support longitudinal beams, wherein the upper end of the support longitudinal beam is rotatably connected to the outer end of the corresponding transverse support beam; the outer end of each transverse support beam is fixedly installed with an adjusting plate, the adjusting plate is provided with a rotating shaft hole, an upper positioning hole and a lower positioning hole, and a rotating shaft is inserted between the upper end of the support longitudinal beam and the corresponding rotating shaft hole; the top end of the support longitudinal beam is further provided with a pin shaft hole, and a positioning pin is installed in the pin shaft hole; the positioning pin can be inserted into the upper positioning hole or the lower positioning hole; The inner and outer sides of the adjusting plate are further provided with limiting plates which are integrally formed with the adjusting plate and have a U-shaped cross section; The side protection body is further provided with a side support assembly, which comprises at least one set of telescopic support legs; each set of telescopic support legs comprises a fixed base and a retractable leg, wherein the fixed base is fixedly installed on one of the protection plates, and the head end of the retractable leg is rotatably installed on the fixed base and comprises a plurality of sleeved legs. The protection plate is widened.

2. A multi-functional rotatable side shield according to claim 1, wherein: The upper positioning hole and the lower positioning hole are on an arc with the rotating shaft hole as the center point, and the radius of the arc is the length between the rotating shaft connection and the pin shaft hole.

3. A multi-functional rotatable side shield according to claim 2, wherein: A plurality of positioning holes are arranged on the arc to adapt to different rotation angles.

4. The multi-functional rotatable side shield of claim 1, wherein: The positioning pin is an L-shaped index pin.

5. The multi-functional rotatable side shield of claim 1, wherein: The side protection body comprises two protection plates and two support longitudinal beams which are fixedly perpendicular to each other, and the end of the two protection plates is further fixedly installed with a protection plug.

6. The multi-functional rotatable side shield of claim 1, wherein: The head end of each leg in the inner layer is provided with a retractable ball on the outer side wall, and the tail end of each leg in the outer layer is provided with a limiting groove on the inner side wall, so as to realize the expansion and fixation of the retractable leg.

Images