Movable dining car with good damping performance

Abstract

The utility model belongs to the technical field of shock absorption, and particularly relates to a movable dining car with good shock absorption performance. Technical problems; the problems that in the moving process of the dining car, severe shaking is prone to occurring when the dining car encounters an uneven road surface, food is wasted, and noise is too large are solved. According to the technical scheme, the mobile dining car with the good damping performance comprises a chassis assembly; the device further comprises a moving assembly, a damping assembly, a sound insulation assembly and a working assembly. When a user passes through an uneven road surface, a pulley can drive a wheel connecting plate to move up and down, a steel plate spring can generate elastic force, meanwhile, two mounting blocks rotate on the inner wall of a second frame body in the direction away from each other, and the steel plate spring can drive the wheel connecting plate to move up and down through interaction of elastic deformation and the elastic force. The steel plate spring can absorb vibration and impact force from the road surface, the damping effect is provided for the dining car, and the problem that food on the dining car topples over and is wasted due to the fact that the dining car body can generate large vibration when encountering the uneven road surface is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of shock absorption, and in particular relates to a mobile dining car with good shock absorption performance. Background Art

[0002] A mobile food truck is a small movable food truck, which is usually equipped with cooking equipment and a sales window, and is used to provide a variety of food and beverages. They are usually set up in public places, streets or event sites to provide people with convenient catering services. Existing mobile food trucks are usually composed of a food truck body and rollers, with a simple shape, and have the functions of storing food and moving. However, when moving on the ground, encountering uneven roads, the food truck body will produce a large vibration, causing the food on the food truck to dump and be wasted, and the noise generated by the pulleys and the ground when the food truck moves will also cause trouble to people around. Utility Model Content

[0003] In order to overcome the problem that the dining cart is usually composed of a dining cart body and rollers during movement, food may be spilled and wasted when traveling on uneven roads. In addition, when the dining cart is moving, the tableware inside will produce noise due to shaking, which will affect the surrounding environment.

[0004] The technical solution of the utility model is: a mobile dining car with good shock absorption performance, including a chassis assembly; also including a moving assembly, a shock absorption assembly, a sound insulation assembly and a working assembly; the chassis assembly is provided with a moving assembly for moving and steering; the moving assembly is provided with a shock absorption assembly for shock absorption; the chassis assembly is provided with a sound insulation assembly for reducing the noise of the wheels; the chassis assembly is provided with a working assembly.

[0005] Preferably, when the dining car moves, the moving component on the chassis component will be driven to move. When passing through an uneven road surface, the shock-absorbing component and the moving component will have a shock-absorbing effect. The sound insulation component can reduce the sound generated by the moving component and the ground when moving, thereby solving the problem of food spilling and wasting due to poor shock-absorbing effect when the dining car encounters an uneven road surface, and the noise generated when moving affects the surrounding environment.

[0006] Preferably, the chassis assembly includes a first frame, a second frame, a first mounting hole, a first slot, a second mounting hole and a second slot; the left and right ends of the first frame are fixedly connected with evenly distributed second frames; the left and right ends of the first frame are penetrated with evenly distributed first mounting holes and first slots; one end of the second frame away from each other is penetrated with a second mounting hole and a second slot; the inner wall of the second mounting hole is in the same plane as the inner wall of the first mounting hole; the interior of the first slot is in the same plane as the inner wall of the second slot, and the evenly distributed second frames installed on the first frame can firmly fix the shock absorbing assembly.

[0007] Preferably, the moving component includes a wheel connecting plate, an ear plate, a first steel column, a first screw hole, a rotating drum, a second steel column, a pulley and a damper; two wheel connecting plates are arranged below the first frame; symmetrical ear plates are fixedly connected to the upper and lower ends of the wheel connecting plate; the ends of the two ear plates close to each other are fixedly connected to the first steel column; a rotating drum is rotatably arranged on the outer wall of the first steel column; the second steel column is fixedly connected to the outer wall of the rotating drum; a pulley is rotatably arranged on the ends of the two second steel columns away from each other; the upper end of the wheel connecting plate is fixedly connected to a telescopic rod with two dampers; two groups of first screw holes are opened at the upper end of the wheel connecting plate, which can play a first layer of shock absorption by connecting to the chassis through two dampers arranged on the wheel connecting plate, and the rotating drum rotates on the outer wall of the first steel column, which can drive the pulley to rotate in the left and right directions.

[0008] Preferably, the shock absorbing assembly comprises a leaf spring, a fixing plate, a stud, a mounting sleeve, a mounting block, a third mounting hole, a fourth mounting hole and a mounting column; a leaf spring is movably provided on the upper end of the wheel connecting plate; a fixing plate is movably provided on the upper end of the leaf spring; the stud passes through the fixing plate and is threadedly installed on the inner wall of the first screw hole, so that the lower end of the leaf spring fits with the upper end of the wheel connecting plate, and the upper parts of the front and rear ends of the leaf spring are fixedly connected with the mounting sleeve; a mounting block is arranged above the mounting sleeve; the left and right ends of the mounting block are penetrated by the third mounting hole and the fourth mounting hole; the inside of the third mounting hole is fixedly connected with the mounting column; the mounting sleeve is rotatably installed on the inner wall of the fourth mounting hole, when passing over an uneven road surface, the pulley will drive the wheel connecting plate to move up and down, the leaf spring will generate elastic force, and at the same time, the two mounting blocks will rotate in the direction away from each other on the inner wall of the second frame, and the leaf spring can absorb the vibration and impact force from the road surface through the interaction of elastic deformation and elastic force, so as to provide a shock absorbing effect for the dining car.

[0009] Preferably, the sound insulation assembly includes an insert plate, a sound insulation sleeve and a third groove body; the insert plate is fixedly connected to the inner wall of the first groove body; the insert plate passes through the second groove body and extends to the other end of the second frame body; the end of the insert plate away from each other is fixedly connected to the sound insulation sleeve; the third groove body is opened at the lower end of the sound insulation sleeve; the pulley is located inside the third groove body, and by fixing the insert plate on the first frame body and the second frame body, when the pulley rotates and generates friction with the ground, the noise emitted by the pulley can be reduced by the sound insulation sleeve.

[0010] Preferably, the working assembly includes a fender, a dining cart and a rubber pad; the fender is fixedly connected to the upper end of the first frame; the other end of the damper is hinged to the fender; the dining cart is fixedly connected to the upper end of the fender; a buffer rubber pad is fixedly connected to the upper outer wall of the dining cart, and catering services are provided through the dining cart on the fender. The buffer rubber pad fixed to the outer wall of the dining cart can reduce the impact when the dining cart collides.

[0011] Preferably, the mounting column is adapted to the first mounting hole and the second mounting hole; the mounting block passes through the second mounting hole and the first mounting hole through the mounting column, and the upper part of the mounting block is rotated and set on the outer wall of the first frame and the inner wall of the second frame. The mounting block can be connected to the first frame through the mounting column, thereby connecting the leaf spring to the first frame, so that the shock absorbing effect of the leaf spring can be transmitted to the first frame.

[0012] Beneficial effects of the utility model:

[0013] 1. When passing over an uneven road surface, the pulley will drive the wheel connecting plate to move up and down, and the leaf spring will generate elastic force, and at the same time, the two mounting blocks will rotate away from each other on the inner wall of the second frame. The leaf spring can absorb the vibration and impact force from the road surface through the interaction of elastic deformation and elastic force, providing a shock-absorbing effect for the dining car, solving the problem that when encountering an uneven road surface, the dining car body will generate a large vibration, resulting in the dumping and waste of food on the dining car;

[0014] 2. By fixing the plug plate on the first frame and the second frame, when the pulley rotates and rubs against the ground, the noise generated by the pulley can be reduced through the sound insulation cover, thus solving the problem that the noise generated by the pulley and the ground when the dining car moves will also cause trouble to people around;

[0015] 3. The two dampers arranged on the wheel connecting plate are connected to the chassis to achieve the first level of shock absorption. The rotating drum rotates on the outer wall of the first steel column, which can drive the pulley to rotate in the left and right directions. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a mobile dining car with good shock absorption performance of the utility model;

[0017] Figure 2 Shown is a three-dimensional structural schematic diagram of a chassis assembly of a mobile dining vehicle with good shock absorption performance according to the utility model;

[0018] Figure 3 Shown is a three-dimensional structural schematic diagram of a mobile component of a mobile dining car with good shock absorption performance according to the utility model;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of a shock-absorbing component of a mobile dining car with good shock-absorbing performance according to the utility model;

[0020] Figure 5 What is shown is a three-dimensional structural schematic diagram of a sound insulation component of a mobile dining car with good shock absorption performance according to the utility model;

[0021] Figure 6What is shown is a three-dimensional structural schematic diagram of the working components of a mobile dining car with good shock absorption performance of the utility model.

[0022] The markings in the accompanying drawings are: 1-chassis assembly, 101-first frame, 102-second frame, 103-first mounting hole, 104-first slot, 105-second mounting hole, 106-second slot, 2-moving assembly, 201-wheel connecting plate, 202-ear plate, 203-first steel column, 204-first screw hole, 205-rotating drum, 206-second steel column, 207-pulley, 208-block Nipple, 3-shock absorption assembly, 301-leaf spring, 302-fixing plate, 303-stud, 304-mounting sleeve, 305-mounting block, 306-third mounting hole, 307-fourth mounting hole, 308-mounting column, 4-sound insulation assembly, 401-plug plate, 402-sound insulation sleeve, 403-third trough, 5-working assembly, 501-mudguard, 502-dining car; 503-buffer rubber pad. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] See also Figure 1 The utility model provides an embodiment: a mobile dining car with good shock absorption performance, including a chassis assembly 1; also including a rotating wheel assembly 2, a shock absorption assembly 3, a sound insulation assembly 4 and a working assembly 5; the chassis assembly 1 is provided with a rotating wheel assembly 2 for moving and steering; the rotating wheel assembly 2 is provided with a shock absorption assembly 3 for shock absorption; the chassis assembly 1 is provided with a sound insulation assembly 4 for reducing the noise of the wheels; the chassis assembly 1 is provided with a working assembly 5.

[0025] See also Figure 2 In this embodiment, the chassis assembly 1 includes a first frame 101, a second frame 102, a first mounting hole 103, a first slot 104, a second mounting hole 105 and a second slot 106; the left and right ends of the first frame 101 are fixedly connected with uniformly distributed second frames 102; the left and right ends of the first frame 101 are penetrated with uniformly distributed first mounting holes 103 and first slots 104; one end of the second frame 102 away from each other is penetrated with a second mounting hole 105 and a second slot 106; the inner wall of the second mounting hole 105 is in the same plane with the inner wall of the first mounting hole 103; the interior of the first slot 104 is in the same plane with the inner wall of the second slot 106.

[0026] See also Figure 3In this embodiment, the wheel assembly 2 includes a wheel connecting plate 201, an ear plate 202, a first steel column 203, a first screw hole 204, a rotating drum 205, a second steel column 206, a pulley 207 and a damper 208; two wheel connecting plates 201 are arranged below the first frame 101; symmetrical ear plates 202 are fixedly connected to the upper and lower ends of the wheel connecting plate 201; the first steel column 203 is fixedly connected to one end of the two ear plates 202 close to each other; the rotating drum 205 is rotatably arranged on the outer wall of the first steel column 203; the second steel column 206 is fixedly connected to the outer wall of the rotating drum 205; the pulley 207 is rotatably arranged on one end of the two second steel columns 206 away from each other; the upper end of the wheel connecting plate 201 is fixedly connected to a telescopic rod with two dampers 208; two groups of first screw holes 204 are opened at the upper end of the wheel connecting plate 201.

[0027] See also Figure 4 In this embodiment, the shock absorbing assembly 3 includes a leaf spring 301, a fixing plate 302, a stud 303, a mounting sleeve 304, a mounting block 305, a third mounting hole 306, a fourth mounting hole 307 and a mounting column 308; the leaf spring 301 is movably provided on the upper end of the wheel connecting plate 201; the fixing plate 302 is movably provided on the upper end of the leaf spring 301; the stud 303 passes through the fixing plate 302 and is threadedly installed on the inner wall of the first screw hole 204, so that the lower end of the leaf spring 301 is fitted with the upper end of the wheel connecting plate 201, and the mounting sleeve 304 is fixedly connected to the upper parts of the front and rear ends of the leaf spring 301 04; a mounting block 305 is arranged above the mounting sleeve 304; a third mounting hole 306 and a fourth mounting hole 307 are formed through the left and right ends of the mounting block 305; a mounting column 308 is fixedly connected to the inside of the third mounting hole 306; the mounting sleeve 304 is rotatably mounted on the inner wall of the fourth mounting hole 307, and the mounting column 308 is matched with the first mounting hole 103 and the second mounting hole 105; the mounting block 305 passes through the second mounting hole 105 and the first mounting hole 103 through the mounting column 308, and the upper part of the mounting block 305 is rotatably set on the outer wall of the first frame 101 and the inner wall of the second frame 102.

[0028] See also Figure 5 In this embodiment, the sound insulation component 4 includes an insert plate 401, a sound insulation sleeve 402 and a third slot body 403; the insert plate 401 is fixedly connected to the inner wall of the first slot body 104; the insert plate 401 passes through the second slot body 106 and extends to the other end of the second frame body 102; the sound insulation sleeve 402 is fixedly connected to one end of the insert plate 401 away from each other; the third slot body 403 is opened at the lower end of the sound insulation sleeve 402; the pulley 207 is located inside the third slot body 403.

[0029] See also Figure 6In this embodiment, the working component 5 includes a mudguard 501, a dining cart 502 and a buffer rubber pad 503; the upper end of the first frame 101 is fixedly connected to the mudguard 501; the other end of the damper 208 is hinged to the mudguard 501; the upper end of the mudguard 501 is fixedly connected to the dining cart 502; the upper end outer wall of the dining cart 502 is fixedly connected to the buffer rubber pad 503.

[0030] When passing over an uneven road surface, the mounting block 305 can be connected to the first frame 101 through the mounting column 308, so that the leaf spring 301 is connected to the first frame 101, the pulley 207 drives the wheel connecting plate 201 to move up and down, and the leaf spring 301 generates elastic force, and at the same time, the two mounting blocks 305 rotate in a direction away from each other on the inner wall of the second frame 102. The leaf spring 301 absorbs vibration and impact from the road surface through the interaction of elastic deformation and elastic force;

[0031] The two dampers 208 provided on the connecting plate 201 are connected to the chassis and can play a second layer of shock absorption role;

[0032] When moving, the rotating drum 205 rotates on the outer wall of the first steel column 203, which can drive the pulley 207 to rotate in the left and right directions. By fixing the plug plate 401 on the first frame 101 and the second frame 102, when the pulley 207 rotates and generates friction with the ground, the noise generated by the pulley 207 can be reduced through the sound insulation sleeve 402.

[0033] Through the above steps, when the dining cart moves, the wheel assembly 2 on the chassis assembly 1 will be driven to move. When passing through an uneven road surface, the shock absorbing assembly 3 and the wheel assembly 2 can achieve a shock absorbing effect. The sound insulation assembly 4 can reduce the sound generated by the wheel assembly 2 and the ground when moving, thereby solving the problem of food spilling and wasting due to poor shock absorbing effect when the dining cart encounters an uneven road surface, and the noise generated during movement affecting the surrounding environment.

[0034] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A mobile dining vehicle with good shock absorption performance, comprising a chassis assembly (1); characterized in that: The invention also comprises a moving assembly (2), a shock absorbing assembly (3), a sound insulation assembly (4) and a working assembly (5); the moving assembly (2) for moving and steering is arranged on the chassis assembly (1); the shock absorbing assembly (3) for shock absorption is arranged on the moving assembly (2); the sound insulation assembly (4) for reducing the noise of the wheels is arranged on the chassis assembly (1); the working assembly (5) is arranged on the chassis assembly (1); the chassis assembly (1) comprises a first frame (101), a second frame (102), a first mounting hole (103), a first slot (104), a second mounting hole (105) and a second slot (106); the left and right ends of the first frame (101) are fixedly connected to the second frame (102) which is evenly distributed; ... The two ends are penetrated with uniformly distributed first mounting holes (103) and a first slot (104); the end of the second frame (102) away from each other is penetrated with a second mounting hole (105) and a second slot (106); the inner wall of the second mounting hole (105) is in the same plane as the inner wall of the first mounting hole (103); the interior of the first slot (104) is in the same plane as the inner wall of the second slot (106); the moving component (2) comprises a wheel connecting plate (201), an ear plate (202), a first steel column (203), a first screw hole (204), a rotating drum (205), a second steel column (206), a pulley (207) and a damper (208); two wheel connecting plates (201) are arranged below the first frame (101). 201); symmetrical ear plates (202) are fixedly connected at the upper and lower ends of the wheel connecting plate (201); the ends of the two ear plates (202) close to each other are fixedly connected to a first steel column (203); a rotating drum (205) is rotatably provided on the outer wall of the first steel column (203); a second steel column (206) is fixedly connected to the outer wall of the rotating drum (205); a pulley (207) is rotatably provided on the ends of the two second steel columns (206) away from each other; the upper end of the wheel connecting plate (201) is fixedly connected to a telescopic rod with two dampers (208); two groups of first screw holes (204) are opened at the upper end of the wheel connecting plate (201); the shock absorbing assembly (3) includes a leaf spring (301), a fixing plate (302), a stud (303), an installation sleeve (304), an installation A mounting block (305), a third mounting hole (306), a fourth mounting hole (307) and a mounting column (308); a leaf spring (301) is movably provided at the upper end of the wheel connecting plate (201); a fixing plate (302) is movably provided at the upper end of the leaf spring (301); a stud (303) passes through the fixing plate (302) and is threadedly installed on the inner wall of the first screw hole (204), so that the lower end of the leaf spring (301) fits with the upper end of the wheel connecting plate (201), and the upper parts of the front and rear ends of the leaf spring (301) are fixedly connected with mounting sleeves (304); a mounting block (305) is provided above the mounting sleeve (304); the third mounting hole (306) and the fourth mounting hole (307) are penetrated at the left and right ends of the mounting block (305);The third mounting hole (306) is fixedly connected to a mounting column (308); the mounting sleeve (304) is rotatably mounted on the inner wall of the fourth mounting hole (307); the sound insulation component (4) comprises a plug plate (401), a sound insulation sleeve (402) and a third slot body (403); the inner wall of the first slot body (104) is fixedly connected to a plug plate (401); the plug plate (401) passes through the second slot body (106) and extends to the other end of the second frame body (102); the end of the plug plate (401) that is away from each other is fixedly connected to the sound insulation sleeve (402); the lower end of the sound insulation sleeve (402) is provided with a third slot body (403); the pulley (207) is located inside the third slot body (403); the working component (5) comprises a fender (501) , a dining car (502) and a buffer rubber pad (503); the upper end of the first frame (101) is fixedly connected with a fender (501); the other end of the damper (208) is hinged on the fender (501); the upper end of the fender (501) is fixedly connected with a dining car (502); the upper end outer wall of the dining car (502) is fixedly connected with a buffer rubber pad (503); the mounting column (308) is matched with the first mounting hole (103) and the second mounting hole (105); the mounting block (305) passes through the second mounting hole (105) and the first mounting hole (103) through the mounting column (308), and the upper part of the mounting block (305) is rotatably arranged on the outer wall of the first frame (101) and the inner wall of the second frame (102). ;

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