System for testing bearing capacity of vehicle rolling protection structure

Abstract

The utility model discloses a system for testing the bearing capacity of a vehicle rolling protection structure, and the system comprises a test platform and an installation part, and the test platform comprises a plurality of transverse sliding grooves and vertical sliding grooves. Each of the transverse sliding groove and the vertical sliding groove comprises a first groove and a second groove smaller than the notch of the first groove, the mounting piece and the test platform are connected through a connecting piece, the connecting piece comprises a rod body and a fixing block at the tail end of the rod body, the fixing block slides in the first groove in the first direction, and the fixing block is arranged in the second groove in the second direction. The fixing block rotates by 90 degrees to the second direction, slides in the first groove and is locked with the second groove. Through cooperation of the test platform, the installation piece and the connecting piece, the installation piece is rapidly installed on the test platform, meanwhile, the direction of the fixing block is changed so that the fixing block can rapidly slide in the first sliding groove, meanwhile, the fixing block is rotated by 90 degrees to be matched with the nut, and the fixing block can be clamped in the first sliding groove so that the installation piece can be locked on the test platform.

Description

TECHNICAL FIELD

[0001] The utility model relates to test system technical field especially is vehicle rollover protection structure bearing capacity test system. BACKGROUND

[0002] With the application range of all-terrain vehicles (ATV) expanding, from the initial agricultural and forestry operations to the current sports events, adventure travel and military use, etc., its use frequency in various complex terrains has significantly increased. Therefore, the requirements for vehicle safety and stability are also increasing. Especially in the face of unpredictable terrain conditions, the safety performance of all-terrain vehicles is particularly important. Among them, the rollover protection structure, as a key component to ensure the safety of passengers in the event of a rollover accident of the vehicle, plays a crucial role.

[0003] Before testing, the vehicle frame needs to be installed in the test system. The existing test platform is installed on the vehicle frame. If the position needs to be changed for other reasons, it will be difficult to move due to the knocking and bumping between the test platform and the connecting piece, and a lot of time will be spent on secondary adjustment. INVENTION CONTENTS

[0004] The utility model discloses a vehicle rollover protection structure bearing capacity test system to solve the technical problems in the prior art.

[0005] To solve the above technical problems, the utility model discloses a vehicle rollover protection structure bearing capacity test system through the following technical scheme: the vehicle rollover protection structure bearing capacity test system includes a test platform and a mounting piece, the test platform includes a plurality of horizontal sliding grooves and vertical sliding grooves, the horizontal sliding groove and the vertical sliding groove all include a first recess and a second recess smaller than the first recess, the mounting piece and the test platform are connected through a connecting piece, the connecting piece includes a rod body and a fixed block at the end of the rod body, the fixed block slides in the first recess in a first direction, the fixed block rotates 90 degrees to slide in the first recess in a second direction and is locked with the second recess.

[0006] In the above scheme, preferably, a thread is arranged on the rod body, and a nut is matched with the thread.

[0007] In the above scheme, preferably, a plurality of positioning grooves are arranged on the mounting piece, and the rod body is connected with the nut through the positioning grooves.

[0008] In the above scheme, preferably, the mounting piece includes a first contact rod, a second contact rod and a plurality of reinforcing rods arranged between the first contact rod and the second contact rod.

[0009] In the above scheme, preferably, the positioning grooves are arranged on the first contact rod.

[0010] Preferably, the second contact rod is provided with a clamping rod.

[0011] Preferably, the second contact rod and the clamping rod are provided between the vehicle frame.

[0012] The utility model discloses the beneficial effect is: through with the cooperation of test platform, mounting and connecting piece, realize mounting fast installation on test platform, change the direction of fixed block to make it can fast slide in first sliding slot, rotate fixed block 90 degrees and cooperate with nut, and fixed block can be clamped in first sliding groove and lock mounting on test platform. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structure schematic drawing of the utility model.

[0014] Figure 2 It is mounting and test platform of the utility model.

[0015] Figure 3 It is the plan view of the utility model.

[0016] Figure 4 It is Figure 3 A-A section view of.

[0017] Figure 5 It is Figure 4 The enlarged view of B is shown in the first direction schematic view of fixed block.

[0018] Figure 6 It is the second direction schematic view of fixed block of the utility model. DETAILED DESCRIPTION

[0019] The utility model will be further described in detail in combination with the specific embodiment and the accompanying drawings: refer to Figures 1-6 A vehicle rollover protection structure bearing capacity test system is used for simulating the mechanical property test of vehicle frame structure during vehicle rollover process, and is especially suitable for detecting the bearing capacity and deformation characteristics of vehicle under lateral impact or inclined state.

[0020] The test system comprises a test platform 1, and the test platform 1 is used for installing a vehicle, and specifically, the test system further comprises a mounting 2 and a connecting piece 7, and the vehicle is arranged on the test platform 1 through the connecting piece 7 and the mounting 2,

[0021] And the test platform 1 is provided with a plurality of transverse sliding grooves 3 and a plurality of vertical sliding grooves 4, which are uniformly distributed in a grid shape to form a standardized positioning grid, the transverse sliding grooves 3 and the vertical sliding grooves 4 each include a first groove 5 and a second groove 6, the first groove 5 and the second groove 6 are arranged adjacent to each other, and the first groove 5 is located below the second groove 6, and the slot of the first groove 5 is larger than that of the second groove 6.

[0022] The connecting piece 7 includes a rod body 8 and a fixed block 9. The rod body 8 is a screw rod, the rod body 8 is welded with the cubic fixed block 9 at the end, the fixed block 9 includes a first edge and a second edge with different lengths, and the fixed block 9 can be moved at will when entering the slot and cooperating with the first groove 5, specifically, the fixed block 9 enters the first groove 5 with the first edge as the first direction, and the length of the first edge is shorter than that of the second edge, so that the fixed block 9 of the first edge can slide quickly in the first groove 5.

[0023] At the same time, in order to lock the fixed block 9, the fixed block 9 is rotated by 90° to switch to the second edge clamped between the first groove 5 and the second groove 6 to form the second direction, so as to realize the step surface of the second groove 6 limiting horizontal displacement and forming the preliminary mechanical locking. After the rod body 8 passes through the positioning groove 11 on the mounting piece 2, the nut 10 is screwed and tightened, and the elastic washer added at the lower end of the nut 10 is used to press the surface of the test platform 1, so as to finally realize the rigid fixation of the mounting piece 2.

[0024] The mounting piece 2 is composed of a first contact rod 12, a second contact rod 13, a reinforcing rod 14 and a clamping rod 15, and the whole adopts modular design to adapt to different vehicle models. The first contact rod 12 and the second contact rod 13 are square steel pipes arranged in parallel, a plurality of positioning grooves 11 are formed on the first contact rod 12 for passing the rod body 8 of the connecting piece 7. The clamping rod 15 is arranged on the outer side of the second contact rod 13 through bolts.

[0025] During testing, the vehicle frame 16 to be tested is clamped in a plurality of mounting pieces 2, that is, clamped between the second contact rod 13 and the clamping rod 15, and the connecting piece 7 connects the mounting piece 2 and the test platform 1, specifically, the rod body 8 of the connecting piece 7 is movably arranged between the second groove 6 and the positioning groove 11, and the fixed block 9 of the connecting piece 7 is in the first groove 5, and the sliding and locking are realized through different directions.

[0026] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features therein can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A vehicle rollover protection structure load capacity test system, comprising a test platform (1) and a mounting member (2), the test platform (1) comprising a plurality of lateral sliding grooves (3) and vertical sliding grooves (4), characterized in that: The transverse sliding groove (3) and vertical sliding groove (4) each comprise a first groove (5) and a second groove (6) smaller than the first groove (5), a connecting member (7) is arranged between the mounting member (2) and the test platform (1), the connecting member (7) comprises a rod body (8) and a fixing block (9) at the end of the rod body (8), the fixing block (9) slides in the first groove (5) in a first direction, the fixing block (9) rotates 90 degrees to slide in the first groove (5) in a second direction and is locked with the second groove (6).

2. The vehicle rollover protective structure load capacity test system of claim 1, wherein: A screw thread is arranged on the rod body (8), and a nut (10) is used to match the screw thread.

3. The vehicle rollover protective structure load capacity test system of claim 2, wherein: A plurality of positioning grooves (11) are arranged on the mounting member (2), the rod body (8) and the nut (10) are connected in the positioning grooves (11).

4. The vehicle rollover protective structure load capacity test system of claim 3, wherein: The mounting member (2) comprises a first contact rod (12), a second contact rod (13) and a plurality of reinforcing rods (14) arranged between the first contact rod (12) and the second contact rod (13).

5. The vehicle rollover protective structure load capacity test system of claim 4, wherein: The positioning grooves (11) are arranged on the first contact rod (12).

6. The vehicle rollover protective structure load capacity test system of claim 5, wherein: A clamping rod (15) is arranged on the second contact rod (13).

7. The vehicle rollover protective structure load capacity test system of claim 6, wherein: A vehicle frame (16) is arranged between the second contact rod (13) and the clamping rod (15).

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