Moving device for switching between engine and brake emission system

Abstract

The utility model belongs to the technical field of vehicle detection, and relates to a moving device for switching an engine and a brake emission system, which comprises a bottom plate, a dynamometer is fixed at one end of the top end of the bottom plate, a brake shell is arranged above one end, close to the dynamometer, of the bottom plate, one side of the brake shell is connected with the dynamometer, and the other side of the brake shell is connected with the dynamometer. A connecting frame is fixed to the lower end of the brake shell, connecting bases are fixed to the four end corner positions of the lower end of the connecting frame, transverse adjusting frames are arranged at the lower ends of the connecting bases, and longitudinal adjusting assemblies are arranged at the positions, corresponding to the connecting bases, of the inner sides of the transverse adjusting frames. By means of the matched structural design of the longitudinal adjusting frame, the transverse adjusting frame, the longitudinal adjusting assembly and the transverse adjusting frame, transverse position adjustment and longitudinal position adjustment can be rapidly and effectively conducted on the brake shell, and therefore the brake shell and an external pipeline can be leveled conveniently; therefore, the sealing performance of the sampling channel and the stability of the rotating piece are improved, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vehicle detection technical field relates to a kind of mobile device of engine and brake emission system switching. BACKGROUND

[0002] Brake emission test is an important test for the performance and emission of automobile brake system, and the main purpose of brake emission test is to evaluate the brake performance and emission of automobile in emergency braking. By simulating the brake process in actual driving, the key parameters such as braking force, braking distance and emission value during braking are measured to ensure the safety and reliability of the brake system of automobile, and to reduce the adverse effects on the environment. When setting up the sampling of emission particulate matter, the brake sampling shell needs to be connected with the external emission pipeline.

[0003] The prior art has the following technical problems: However, due to the need for testing, the brake sampling shell needs to be frequently disassembled, the base of the brake shell is too heavy and has no support point, so it cannot be quickly disassembled and transported using a hydraulic plate car. During disassembly, a crowbar and a wooden board are used to pry and raise the brake shell little by little, which has the risk of injury. The brake shell needs to be connected with the sampling channel and the dynamometer during use. In order to ensure the sealing of the sampling channel and the stability of the rotating part, the brake shell needs to be centered and leveled. However, the brake shell is only fixed by four screws, and no adjusting device for the position of the brake shell is provided, which makes it difficult for the installer to quickly and accurately adjust the position of the brake shell for centering and leveling. UTILITY MODEL CONTENTS

[0004] The utility model wants to solve the technical problem: However, due to the need for testing, the brake sampling shell needs to be frequently disassembled, the base of the brake shell is too heavy and has no support point, so it cannot be quickly disassembled and transported using a hydraulic plate car. During disassembly, a crowbar and a wooden board are used to pry and raise the brake shell little by little, which has the risk of injury. The brake shell needs to be connected with the sampling channel and the dynamometer during use. In order to ensure the sealing of the sampling channel and the stability of the rotating part, the brake shell needs to be centered and leveled. However, the brake shell is only fixed by four screws, and no adjusting device for the position of the brake shell is provided, which makes it difficult for the installer to quickly and accurately adjust the position of the brake shell for centering and leveling.

[0005] The utility model contents described a kind of mobile device of engine and brake emission system switching, comprising.

[0006] The utility model provides a kind of brake test device, including bottom plate, the top end of the bottom plate is fixed with dynamometer, the position of the top end of the bottom plate near dynamometer is provided with brake housing, the side of brake housing is connected with dynamometer, the lower end of brake housing is fixed with connecting frame, the lower end of the four end corners of connecting frame is fixed with connecting pedestal, the lower end of connecting pedestal is provided with transverse adjusting frame, the position of the inner side of transverse adjusting frame and corresponding with connecting pedestal is provided with longitudinal adjusting assembly, the lower end of transverse adjusting frame is provided with longitudinal adjusting frame, the position of the inner side of longitudinal adjusting frame and corresponding with transverse adjusting frame is provided with transverse adjusting assembly, the lower end of longitudinal adjusting frame and the side of the end of longitudinal adjusting frame away from dynamometer are both fixed with fixed connecting plate, the position of the top end of bottom plate and corresponding with fixed connecting plate is fixed with fixed base, fixed base is bolted with fixed connecting plate, the end corner position of the other end of longitudinal adjusting frame is fixed with positioning connecting plate, the position of the top end of bottom plate and corresponding with positioning connecting plate is fixed with positioning base, positioning connecting plate is bolted with positioning base, the top end of positioning base is provided with positioning assembly.

[0007] The longitudinal adjusting assembly includes two first adjusting screws, two first adjusting screws are respectively arranged at the inner position of the two ends of the transverse adjusting frame, the first adjusting screw is rotatably connected with the transverse adjusting frame, the first adjusting screw is threadedly connected with the first moving seat at the position corresponding to the connecting pedestal on the outer side of the first adjusting screw, the first moving seat is slidably connected with the transverse adjusting frame, and the first moving seat is fixedly connected with the connecting pedestal.

[0008] One end of the first adjusting screw is fixed with a transmission bevel gear, a transmission rod is horizontally arranged in the inner side of the side of the transverse adjusting frame close to the transmission bevel gear, the transmission rod is rotatably connected with the transverse adjusting frame, drive bevel gears are fixed at both ends of the transmission rod, and the drive bevel gears are meshedly connected with the transmission bevel gear.

[0009] The middle outer side of the transmission rod is fixed with a drive worm wheel, a drive worm is rotatably connected with the position corresponding to the drive worm wheel on the inner side of the transverse adjusting frame, the drive worm is meshedly connected with the drive worm wheel, one end of the drive worm extends to the outer side of the transverse adjusting frame, and a drive handle is fixed at the end of the drive worm located on the outer side of the transverse adjusting frame.

[0010] The transverse adjusting assembly comprises a fixed block, the fixed block is longitudinally arranged in the middle of the inner side of the longitudinal adjusting frame, the fixed block is fixedly connected with the longitudinal adjusting frame, the inner side of the fixed block is rotationally connected with a second adjusting screw, one end of the second adjusting screw extends to the outer side of the longitudinal adjusting frame, the end of the second adjusting screw located at the outer side of the longitudinal adjusting frame is fixedly connected with an adjusting handle, the second adjusting screw is threadedly connected with a second moving seat at the position corresponding to the transverse adjusting frame, the second moving seat is fixedly connected with the transverse adjusting frame, and the two sides of the lower end of the transverse adjusting frame are provided with connecting sliding blocks, the connecting sliding blocks are fixedly connected with the transverse adjusting frame, and the connecting sliding blocks are slidingly connected with the longitudinal adjusting frame.

[0011] The positioning assembly comprises a positioning connecting cylinder, the positioning connecting cylinder is fixed at the end corner position of the fixed base close to the dynamometer, the top end of the positioning base and corresponding to the positioning connecting cylinder is fixed with a positioning plug, the positioning plug is insertedly connected with the positioning connecting cylinder, the top end of the positioning base close to the dynamometer is fixed with a positioning baffle, and the end corner position of the positioning connecting plate close to the positioning baffle is rotationally connected with a positioning contact plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation structure design of the longitudinal adjusting frame, the transverse adjusting frame, the longitudinal adjusting assembly and the transverse adjusting, the brake housing can be quickly and effectively adjusted in the horizontal and longitudinal positions, so that the brake housing and the external pipeline can be conveniently leveled, and the sealing property of the sampling channel and the stability of the rotating part are improved, and the practicability of the device is improved.

[0013] Through the structure design of the positioning assembly, the brake housing can be quickly and effectively installed and positioned, so that the dynamometer and the brake housing can be centered at the same time of installation, the labor intensity of the workers is reduced, the installation work efficiency is improved, and the stability of the device in work is improved. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic view of the utility model.

[0015] Figure 2 It is the structure schematic view of the positioning assembly in the utility model.

[0016] Figure 3 It is the structure schematic view of the longitudinal adjusting assembly in the utility model.

[0017] Figure 4 It is the structure schematic view of the transverse adjusting assembly in the utility model. Figure 3 It is the enlarged view of A in the utility model.

[0018] Figure 5 It is the structure schematic view of the transverse adjusting assembly in the utility model.

[0019] In the figure: 1, the base plate; 2, the dynamometer; 3, the brake housing; 4, the fixed chassis; 5, the longitudinal adjusting frame; 6, the transverse adjusting frame; 7, the fixed base; 8, the positioning base; 9, the fixed connecting plate; 10, the positioning connecting plate; 11, the fixed block; 12, the connecting frame; 13, the connecting base; 14, the positioning baffle; 15, the positioning plug; 16, the positioning contact plate; 17, the positioning connecting cylinder; 18, the first moving base; 19, the first adjusting screw; 20, the transmission bevel gear; 21, the driving bevel gear; 22, the transmission rod; 23, the driving worm gear; 24, the driving worm; 25, the driving handle; 26, the second moving base; 27, the connecting sliding block; 28, the second adjusting screw; 29, the adjusting handle. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will combine with the drawings and examples, and make the utility model further detailed explanation.It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0021] It should be noted that the examples in the utility model and the features and technical solutions in the examples can be combined with each other without conflict.

[0022] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0023] Example 1

[0024] As Figures 1-5As shown in the drawings, including the base plate 1, the end of the base plate 1 top fixed dynamometer 2, the end of the base plate 1 near the dynamometer 2 is provided with brake housing 3, brake housing 3 side and dynamometer 2 is connected, in order to facilitate the brake housing 3 fixed, brake housing 3 of the lower end is fixed with connecting frame 12, connecting frame 12 lower end of the four end angle position is fixed with connecting base 13, in order to facilitate the brake housing 3 longitudinal horizontal position adjustment, connecting base 13 of the lower end is provided with horizontal adjustment frame 6, horizontal adjustment frame 6 inside and corresponding position of connecting base 13 is provided with longitudinal adjustment assembly, in order to facilitate the brake housing 3 horizontal position adjustment, horizontal adjustment frame 6 of the lower end is provided with longitudinal adjustment frame 5, longitudinal adjustment frame 5 inside and corresponding position of horizontal adjustment frame 6 is provided with horizontal adjustment assembly, in order to facilitate the longitudinal adjustment frame 5 fixed, longitudinal adjustment frame 5 lower end and away from the end of the two sides of the dynamometer 2 is fixed with fixed connecting plate 9, the top of the base plate 1 and corresponding position of fixed connecting plate 9 is fixed with fixed base 7, fixed base 7 and fixed connecting plate 9 bolted connection, longitudinal adjustment frame 5 the other end of the end angle position is fixed with positioning connecting plate 10, in order to facilitate the brake housing 3 positioning, the top of the base plate 1 and corresponding position of positioning connecting plate 10 is fixed with positioning base 8, positioning connecting plate 10 and positioning base 8 bolted connection, the top of the positioning base 8 is provided with positioning assembly.

[0025] When working, first of all through the board car longitudinal adjustment frame 5 is moved to the direction of the dynamometer 2, then through the positioning assembly positioning device, when the need for brake housing 3 horizontal position adjustment, can be respectively through longitudinal adjustment assembly and horizontal adjustment assembly on the horizontal position of brake housing 3 adjustment, through longitudinal adjustment frame 5, horizontal adjustment frame 6, longitudinal adjustment assembly and horizontal adjustment of the matching structure design, can quickly and effectively brake housing 3 respectively for horizontal and vertical position adjustment, so as to facilitate the brake housing 3 and external pipeline leveling, thereby improving the sealing of the sampling channel and the stability of the rotating parts, improve the practicability of the device.

[0026] Embodiment 2

[0027] As shown in the drawings, Figure 3 and Figure 4 The longitudinal adjustment assembly includes two first adjusting screw 19, two first adjusting screw 19 respectively symmetrically arranged in the inside of the two ends of the horizontal adjustment frame 6, the first adjusting screw 19 and the horizontal adjustment frame 6 rotationally connected, in order to facilitate the first adjusting screw 19 rotation can drive the connecting base 13 to move, the outside of the first adjusting screw 19 and corresponding position of the connecting base 13 is threadedly connected with the first moving seat 18, the first moving seat 18 and the horizontal adjustment frame 6 are slidably connected, the first moving seat 18 and the connecting base 13 are fixedly connected.

[0028] In order to facilitate the first adjusting screw 19 rotation, the first adjusting screw 19 one end is fixed with transmission bevel gear 20, the horizontal adjusting frame 6 is close to the transmission bevel gear 20 one side inside horizontal setting has transmission rod 22, transmission rod 22 with horizontal adjusting frame 6 rotation connection, in order to facilitate transmission rod 22 rotation can drive first adjusting screw 19 rotation, transmission rod 22 both ends are fixed with drive bevel gear 21, drive bevel gear 21 with transmission bevel gear 20 meshing connection.

[0029] In order to facilitate the transmission rod 22 rotation, the transmission rod 22 middle outside is fixed with drive worm 23, the horizontal adjusting frame 6 inside and with drive worm 23 corresponding position rotation connection has drive worm 24, drive worm 24 with drive worm 23 meshing connection, in order to facilitate the transmission rod 22 rotation, drive worm 24 one end extends to the horizontal adjusting frame 6 outside, drive worm 24 located horizontal adjusting frame 6 outside one end is fixed with drive handle 25.

[0030] The horizontal adjusting assembly includes fixed block 11, fixed block 11 longitudinal setting in the inside middle outside of longitudinal adjusting frame 5, fixed block 11 with longitudinal adjusting frame 5 fixed connection, in order to facilitate the horizontal adjusting frame 6 can be moved horizontally, the inside rotation connection of fixed block 11 has second adjusting screw 28, second adjusting screw 28 one end extends to the outside of longitudinal adjusting frame 5, second adjusting screw 28 located longitudinal adjusting frame 5 outside one end is fixed with adjusting handle 29, the middle of second adjusting screw 28 and with horizontal adjusting frame 6 corresponding position screw connection has second moving seat 26, second moving seat 26 with horizontal adjusting frame 6 fixed connection, in order to facilitate the horizontal adjusting frame 6 movement, while limiting the both ends of horizontal adjusting frame 6, the both sides lower end of horizontal adjusting frame 6 are provided with connecting slide block 27, connecting slide block 27 with horizontal adjusting frame 6 fixed connection, connecting slide block 27 with longitudinal adjusting frame 5 sliding connection.

[0031] When the brake housing 3 needs to be horizontally adjusted, firstly, the drive handle 25 is rotated, causing the drive worm 24 to rotate. When the drive worm 24 rotates, it drives the transmission rod 22, which is fixed to the drive worm wheel 23, to rotate via the drive worm wheel 23 meshing with it. When the transmission rod 22 rotates, it drives the drive bevel gear 21, which is fixed to it, to rotate. When the drive bevel gear 21 rotates, it drives the first adjusting screw 19, which is fixed to the drive bevel gear 20, to rotate simultaneously via the transmission bevel gear 20 meshing with it. When the first adjusting screw 19 rotates, it drives the first adjusting screw 19, which is fixed to the first adjusting screw 20, to rotate via its threaded connection. The first movable seat 18 drives the connecting base 13 fixed to the first movable seat 18 to move laterally, thereby driving the brake housing 3 to move through the connecting frame 12. When it is necessary to adjust the brake housing 3 longitudinally, the adjusting handle 29 is rotated, causing the adjusting handle 29 to drive the second adjusting screw 28 to rotate. When the second adjusting screw 28 rotates, the second movable seat 26 threaded to it drives the lateral adjusting frame 6 fixed to the second movable seat 26 to move along the axial direction of the second adjusting screw 28, thereby enabling the brake housing 3 to be adjusted longitudinally and horizontally, thus completing the operation.

[0032] Example 3

[0033] like Figure 5 As shown, the positioning assembly includes a positioning connecting cylinder 17, which is fixed at the corner of the fixed base 4 near the dynamometer 2. A positioning bolt 15 is fixed at the top of the positioning base 8, corresponding to the positioning connecting cylinder 17, and is inserted into the positioning connecting cylinder 17. A positioning baffle 14 is fixed at the top of the positioning base 8 near the dynamometer 2, and a positioning contact plate 16 is rotatably connected to the corner of the positioning connecting plate 10 near the positioning baffle 14. When the longitudinal adjusting frame 5 moves to the point where the positioning contact plate 16 contacts the positioning baffle 14, it stops moving. Then, the longitudinal adjusting frame 5 is moved closer to the base plate 1. When the positioning connecting cylinder 17 moves to the outside of the positioning bolt 15, the longitudinal adjusting frame 5 is positioned. Then, the positioning connecting plate 10 is fixed to the positioning base 8 and the fixed connecting plate 9 is fixed to the fixed base 7 with bolts.

[0034] The descriptions of the orientation and relative positional relationships of the structure in this utility model, such as descriptions of front, back, left, right, up, and down, do not constitute a limitation on this utility model, but are merely for the convenience of description.

Claims

1. A mobile device with engine and brake exhaust system switching, characterized by: The utility model provides a kind of brake test device, including bottom plate (1), the top end of the bottom plate (1) one end is fixed with dynamometer (2), the top end of the bottom plate (1) is close to the one end of dynamometer (2) position is provided with brake housing (3), one side of brake housing (3) is connected with dynamometer (2), the lower end of brake housing (3) is fixed with connecting frame (12), the lower end of connecting frame (12) four end angles positions are all fixed with connecting pedestal (13), the lower end of connecting pedestal (13) is provided with transverse adjusting frame (6), the inner side of transverse adjusting frame (6) and the position corresponding with connecting pedestal (13) are provided with longitudinal adjusting assembly, the lower end of transverse adjusting frame (6) is provided with longitudinal adjusting frame (5), the inner side of longitudinal adjusting frame (5) and the position corresponding with transverse adjusting frame (6) are provided with transverse adjusting assembly, the lower end of longitudinal adjusting frame (5) and the one end far from dynamometer (2) both sides are fixed with fixed connecting plate (9), the top end of bottom plate (1) and the position corresponding with fixed connecting plate (9) are fixed with fixed base (7), fixed base (7) is bolted with fixed connecting plate (9), the end angle position of the other end of longitudinal adjusting frame (5) is all fixed with positioning connecting plate (10), the top end of bottom plate (1) and the position corresponding with positioning connecting plate (10) are fixed with positioning base (8), positioning connecting plate (10) is bolted with positioning base (8), the top end of positioning base (8) is provided with positioning assembly.

2. A mobile device with engine and brake exhaust system switching according to claim 1, characterized in that: The longitudinal adjusting assembly includes two first adjusting screws (19), two the first adjusting screws (19) are respectively arranged at the inner position of the two ends of the transverse adjusting frame (6), the first adjusting screw (19) is rotatably connected with the transverse adjusting frame (6), the outer side of the first adjusting screw (19) and the position corresponding with the connecting pedestal (13) are threadedly connected with the first moving seat (18), the first moving seat (18) is slidably connected with the transverse adjusting frame (6), and the first moving seat (18) is fixedly connected with the connecting pedestal (13).

3. A mobile device with engine and brake exhaust system switching according to claim 2, characterized in that: One end of the first adjusting screw (19) is fixed with a transmission bevel gear (20), a transmission rod (22) is horizontally arranged in the inner side of the side close to the transmission bevel gear (20) of the transverse adjusting frame (6), the transmission rod (22) is rotatably connected with the transverse adjusting frame (6), and the both ends of the transmission rod (22) are fixed with driving bevel gears (21), the driving bevel gears (21) are meshedly connected with the transmission bevel gear (20).

4. A mobile device with engine and brake exhaust system switching according to claim 3, characterized in that: The middle outer side of the transmission rod (22) is fixed with a driving worm wheel (23), a driving worm (24) is rotatably connected with the inner side of the transverse adjusting frame (6) and the position corresponding with the driving worm wheel (23), the driving worm (24) is meshedly connected with the driving worm wheel (23), one end of the driving worm (24) extends to the outer side of the transverse adjusting frame (6), and the end of the driving worm (24) located on the outer side of the transverse adjusting frame (6) is fixed with a driving handle (25).

5. A mobile device with engine and brake exhaust system switching according to claim 1, characterized in that: The transverse adjusting assembly comprises a fixed block (11) longitudinally arranged in the middle of the inner side of the longitudinal adjusting frame (5), the fixed block (11) is fixedly connected with the longitudinal adjusting frame (5), the inner side of the fixed block (11) is rotationally connected with a second adjusting screw (28), one end of the second adjusting screw (28) extends to the outer side of the longitudinal adjusting frame (5), the end of the second adjusting screw (28) located at the outer side of the longitudinal adjusting frame (5) is fixedly connected with an adjusting handle (29), the second adjusting screw (28) is threadedly connected with a second moving base (26) at the middle and the position corresponding to the transverse adjusting frame (6), the second moving base (26) is fixedly connected with the transverse adjusting frame (6), the two sides of the lower end of the transverse adjusting frame (6) are provided with connecting sliding blocks (27), the connecting sliding blocks (27) are fixedly connected with the transverse adjusting frame (6), and the connecting sliding blocks (27) are slidingly connected with the longitudinal adjusting frame (5).

6. A mobile device with engine and brake exhaust system switching according to claim 1, characterized in that: The positioning assembly comprises a positioning connecting cylinder (17) fixed at the end corner position of the fixed base (4) close to the dynamometer (2), the top end of the positioning base (8) and the position corresponding to the positioning connecting cylinder (17) are fixedly connected with a positioning plug (15), the positioning plug (15) is insertedly connected with the positioning connecting cylinder (17), the top end of the positioning base (8) close to the dynamometer (2) is fixedly connected with a positioning baffle (14), and the end corner position of the positioning connecting plate (10) close to the positioning baffle (14) is rotationally connected with a positioning contact plate (16).

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