CN112781889A - Vehicle cabin verification platform capable of performing front door test and rear door test - Google Patents
Vehicle cabin verification platform capable of performing front door test and rear door test Download PDFInfo
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- CN112781889A CN112781889A CN202011551432.3A CN202011551432A CN112781889A CN 112781889 A CN112781889 A CN 112781889A CN 202011551432 A CN202011551432 A CN 202011551432A CN 112781889 A CN112781889 A CN 112781889A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
A vehicle cabin verification platform capable of conducting a front door test and a rear door test is characterized in that any two vehicle cabin assembly parts, any one vehicle cabin assembly part and the vehicle cabin assembly part can be mutually and hermetically connected, any one vehicle cabin assembly part and the rear door assembly part can be mutually and hermetically connected, the vehicle cabin assembly part at the tail part is sealed by a replaceable tail end wall, a vehicle cabin air pressure adjusting component is arranged on the replaceable tail end wall, and the vehicle cabin assembly part at the front part is sealed by the vehicle cabin assembly part or the rear door assembly part; the locomotive cabin assembling part comprises a locomotive cabin framework and performance verification vehicle doors which are oppositely arranged on two sides of the locomotive cabin framework; the rear door assembly part comprises a vehicle cabin assembly part and an adjustable rear door, the top of the adjustable rear door is hinged with the vehicle cabin assembly part, and the adjustable rear door is hermetically connected with the vehicle cabin assembly part when being covered. The invention can be used for front door test and back door test, and has diversified functions.
Description
Technical Field
The invention relates to the technical field of indoor gas dynamics tests for opening and closing doors, in particular to a vehicle cabin verification platform capable of performing a front door test and a rear door test.
Background
In recent years, with the rapid development and wide application of various driving assistance technologies, automobiles have gradually evolved from a vehicle to a part of people's daily life, and the comfort of the internal environment of the automobiles increasingly determines the consumption trend of the public. Therefore, the reliability of the vehicle body performance is verified more comprehensively, and the improvement of the comfort of the automobile is necessary.
Most of the existing vehicle cabin verification tests can only be performed on one type of verification test, such as a front door test or a rear door test, and when the front door and the rear door need to be verified, two sets of verification platforms are needed, so that the test cost is high.
Disclosure of Invention
The invention aims to provide a vehicle cabin verification platform capable of performing a front door test and a rear door test, aiming at the problem that the performance of a vehicle door is inconvenient to verify in the prior art.
The technical scheme adopted for realizing the purpose of the invention is as follows:
a cabin verification platform capable of conducting a front door test and a rear door test comprises a front cabin assembly part, a rear door assembly part and at least two cabin assembly parts, wherein any two cabin assembly parts, any one cabin assembly part and the front cabin assembly part can be mutually and hermetically connected, any one cabin assembly part and the rear door assembly part can be mutually and hermetically connected, the tail-most cabin assembly part is sealed by a replaceable tail end wall, a cabin air pressure adjusting assembly is arranged on the replaceable tail end wall, and the front-most cabin assembly part is sealed by the front cabin assembly part or the rear door assembly part;
the locomotive cabin assembling part comprises a locomotive cabin framework and performance verification vehicle doors which are oppositely arranged on two sides of the locomotive cabin framework;
the back door assembly part comprises a cabin assembly part and an adjustable back door, the top of the back door is hinged to the cabin assembly part, the adjustable back door is covered and is in sealing connection with the cabin assembly part, and two opposite wall plates of the cabin assembly part of the back door assembly part are provided with a pressure adjusting assembly for the cabin.
In the technical scheme, the adjustable rear door comprises a rear door frame, a transverse beam fixedly assembled on the rear door frame, a longitudinal beam adjustably assembled on the transverse beam and a longitudinal beam, wherein the adjustable rear door panel comprises two laminates, the two laminates are tightly attached, the upper edges and the lower edges of the two laminates are both carried on the rear door frame, the outer edges of the two laminates are respectively fixed on one longitudinal beam, and when the two longitudinal beams are adjusted to be relatively close to or far away from each other, the two laminates are overlapped or unfolded to adjust the width of the longitudinal beam;
the vehicle cabin assembly part comprises an upper basic cabin framework, a lower basic cabin framework, a vehicle cabin adjustable plate and two groups of opposite side wall assembly bodies, wherein the vehicle cabin adjustable plates are respectively covered on the upper basic cabin framework and the lower basic cabin framework, the two groups of opposite side wall assembly bodies are arranged between the two basic cabin frameworks, the side wall assembly bodies are in sealing contact with the vehicle cabin adjustable plate, and when the relative positions of the two side wall assembly bodies are adjusted to be close to or far away from each other, the vehicle cabin adjustable plates of the layered structure are overlapped or unfolded to change the width;
the headstock assembly part comprises a headstock framework, two vehicle door assemblies oppositely arranged between the upper part and the lower part of the headstock framework and headstock cabin adjustable plates covering the headstock cabin adjustable plates on the upper part and the lower part of the headstock framework, the vehicle door assemblies are in sealing contact with the headstock cabin adjustable plates, and when the relative positions of the two vehicle door assemblies are adjusted to be close to or far away from each other, the headstock cabin adjustable plates of the layered structure are overlapped or unfolded to change the width.
In the above technical solution, the cabin assembly portion includes an upper basic cabin framework, a lower basic cabin framework, a crossbeam fixed on the basic cabin framework, a cabin adjustable plate and two sets of opposite side wall assemblies respectively covering the upper basic cabin framework and the lower basic cabin framework, each side wall assembly is adjustably assembled between the upper basic cabin framework and the lower basic cabin framework, the side wall assembly includes a frame composed of an adjustable upright post and a longitudinal beam to be fixed on a wall plate in the frame, the upright post is adjustably assembled on the crossbeam through a bolt and screw structure, the longitudinal beam is adjustably assembled on the crossbeam through a bolt and screw structure, the cabin adjustable plate is two layered plates tightly adhered up and down, the front edge and the rear edge of each layered plate are carried on the adjacent crossbeam, the outer edges are fixed on the adjacent longitudinal beams, and the inner edges of the two layered plates are mutually overlapped, when the relative positions of the two side wall assembly bodies are adjusted to be close to each other, the two layered plates are overlapped, the area of the adjustable plate of the vehicle cabin is reduced, when the relative positions of the two side wall assembly bodies are adjusted to be away from each other, the two layered plates are unfolded, and the area of the adjustable plate of the vehicle cabin is increased; the two opposite adjustable vehicle cabin plates and the two opposite wall plates form a cabin body;
the upper end and the lower end of each upright post are fixed on the cross beam in an adjustable manner, the front end and the rear end of each longitudinal beam are fixed on the cross beam in an adjustable manner, the upper basic cabin framework and the lower basic cabin framework are fixed as a cabin main body, and the width of the cabin is adjusted by moving the upright posts on the two sides so as to ensure the stability of the structure during moving; the adjustable board of the vehicle cabin and the wallboard enclose to form a cabin body;
the vehicle cabin assembly part comprises a vehicle cabin framework, two vehicle door assembly bodies which are oppositely arranged and vehicle cabin adjustable plates which cover the upper part and the lower part of the vehicle cabin framework, each vehicle door assembly body comprises a door frame and a vehicle door assembled on the door frame, the door frames are adjustably assembled on the vehicle cabin framework, the vehicle cabin adjustable plates are two layered plates which are tightly attached from top to bottom, the front edge and the rear edge of each layered plate are carried on the adjacent vehicle cabin framework, the outer edges of the layered plates are fixed on the adjacent vehicle door assembly bodies, and the inner edges of the two layered plates are mutually overlapped;
the two vehicle door assembly bodies are respectively a left vehicle door assembly body and a right vehicle door assembly body, the left vehicle door assembly body is composed of a left door frame and a left door hinged on the left door frame, the right vehicle door assembly body is composed of a right door frame and a right door hinged on the right door frame,
the left vehicle door assembly body, the right vehicle door assembly body and the vehicle cabin adjustable plate are fixedly installed.
In the technical scheme, the vehicle door assembly comprises a tested vehicle door, a vehicle door frame, an internal and external adjusting door frame, a front and back adjusting door frame and a bottom plate;
the tested vehicle door is hinged to the vehicle door frame and can be fixed on the vehicle door frame through a locking mechanism, and when the tested vehicle door is closed, the tested vehicle door is in sealing contact with the vehicle door frame;
the car door frame is fixedly connected to the inner and outer adjusting door frames;
the top of the inner and outer adjusting door frame is connected to the top of the front and rear adjusting door frame through a rotating shaft so as to adjust the inner and outer inclination angles of the tested vehicle door, the bottom of the inner and outer adjusting door frame and the bottom of the front and rear adjusting door frame are fixed through an adjustable locking assembly so as to fix the inner and outer inclination states, and the side wall frame plate of the inner and outer adjusting door frame is hermetically nested in the side frame plate of the front and rear adjusting door frame;
the outer fringe of fore-and-aft regulation door frame is fixed with centering circular arc piece, the inner edge of bottom plate is fixed with the arc slide rail, centering circular arc piece with the arc slide rail one-to-one sets up, the extrados of centering circular arc piece with the intrados of arc slide rail matches in order to adjust the front and back inclination angle of door under test, centering circular arc piece with arc slide rail accessible detachable fixed connection spare is fixed with fixed front and back inclination state mutually, the frame plate of fore-and-aft regulation door frame with the frame plate sealing connection of bottom plate.
In the above technical scheme, adjustable locking subassembly is including being fixed in the locking earrings of the bottom of inside and outside regulation door frame and set up in the locking button on the corresponding position of front and back regulation door frame, wherein, be formed with the adjustment tank on the locking earrings, the locking button is located be used for compressing tightly the locking earrings in order to fix the inside and outside tilt state in the adjustment tank.
In the technical scheme, two groups of adjustable locking assemblies are arranged and are respectively arranged at the front side and the rear side of the vehicle door;
the top surface of the locking ear ring is partially provided with a mark scale, a mark triangle is arranged right above the locking button, and the mark triangle corresponds to the mark scale so as to mark the rotation angle of the inward inclination or outward inclination adjustment;
the inner edge of the door frame is provided with a sealing strip;
the inner and outer adjusting door frames are provided with sealing edges;
the fixed connecting piece is a detachable inclination angle rotary table pressing plate, and the inclination angle rotary table pressing plate extrudes the centering arc block to be fixed on the bottom plate when being fixed on the bottom plate;
the four centering arc blocks are respectively arranged on the four edges of the front and rear adjusting door frame; a positioning triangular block is fixed at the three right-angle side angle positions of the front and rear adjusting door frame, and the positioning triangular block is fixed on the bottom plate by extruding when the door inclination angle rotary table angle pressing plate is fixed on the bottom plate;
the tested vehicle door is provided with a guide rail, the guide rail is provided with a mass block in sliding connection with the guide rail, and the mass blocks can be superposed; the plurality of masses can move their positions along the guide rail; the tested vehicle door is provided with inclination angle detection equipment; the inclination angle detection equipment is used as a vehicle door handle; the tested vehicle door is fixed on the vehicle door frame through a door lock.
In the above technical solution, the air pressure adjusting assembly for the cabin comprises a louver positioning frame, louver blades sequentially mounted on a window of the louver positioning frame, and an adjusting mechanism for adjusting opening and closing angles of the louver blades;
the adjusting mechanism comprises a shutter opening connecting plate, an adjusting rod, a mounting seat and a knob, wherein one end of the adjusting rod is rotatably connected with the end of the shutter opening connecting plate, the mounting seat is fixed on the shutter positioning frame, the knob is coaxially and fixedly sleeved outside the adjusting rod and is in threaded connection with the mounting seat, a connecting body is fixedly assembled on each shutter leaf, and the connecting body is rotatably connected onto the shutter opening connecting plate through a rotating shaft.
In the technical scheme, the louver blades are blades with L-shaped sections, two ends of each louver blade are rotatably connected to the louver positioning frame through a rotating shaft, one end of the connecting body is welded to the middle of each louver blade, and the other end of the connecting body is connected to the louver opening connecting plate through the rotating shaft;
the air pressure adjusting assembly for the vehicle cabin is assembled on the replaceable tail end wall through the air flow channel box, the air flow channel box is of a T-shaped structure, one opening end of the air flow channel box is communicated with the vehicle cabin, and the other two opposite opening ends are respectively provided with one air pressure adjusting assembly for the vehicle cabin.
In the technical scheme, the replaceable tail end wall consists of two replaceable tail end walls, wherein a stepless variable volume cylinder assembly body is assembled on one tail end wall, and a gas pressure adjusting device for a vehicle cabin is hermetically assembled on the other tail end wall except for the stepless variable volume cylinder assembly body; stepless varactor long-pending cylinder assembly body include one end seal assembly in can replace the tail end on the wall and the other end by apron sealed cylinder body, be located this internal and rather than the sealed volume regulating plate and the drive of inner wall sealing contact of cylinder the volume regulating plate is in power unit that comes and goes in the cylinder body, the power structure passes including sealed the apron stretches into this internal and tip rotation of cylinder connect in lead screw on the volume regulating plate and through the worm gear structure with the hand wheel of lead screw effect connection, lead screw, worm gear structure pass through protecting sheathing seal, protecting sheathing seal connection in on the apron.
In the technical scheme, the cabin verification platform is carried on a chassis frame assembly, the chassis frame assembly comprises a bottom beam, inclination angle leg assemblies symmetrically arranged on four corners of the bottom beam and two groups of symmetrically arranged axle assemblies assembled at the bottom of the bottom beam, and each group of axle assemblies comprises an axle welding body for supporting the bottom beam, damping universal wheel structures assembled at the bottoms of two ends of the axle welding body and jack support ball sockets fixed at two ends of the axle welding body.
Compared with the prior art, the invention has the beneficial effects that:
1. the vehicle door for performance verification has adjustable inclination angle and quality and strong universality, and can meet the requirements of vehicle cabins of various vehicle types. The mass of different car doors and the rotational inertia in the opening and closing process can be simulated, so that the air flow generated in the opening and closing process is more real.
2. The vehicle door and vehicle cabin verification platform with adjustable inclination angle and quality for performance verification can steplessly adjust the width, length and volume of the vehicle cabin according to different vehicle types, greatly restore the vehicle cabin data, provide a more real environment for performance verification and ensure the accuracy of the data.
3. The vehicle door and vehicle cabin verification platform with adjustable inclination angle and quality for performance verification solves the problems of independent development and unmatched multiple performances of the existing various performances, and one-stop performance verification meets the increasing development requirements.
Drawings
Fig. 1 is an isometric view of an air pressure regulating assembly 76 for a vehicle cabin according to example 1.
Fig. 2 is an isometric view of an air pressure regulating assembly 76 for a vehicle cabin according to example 1.
Fig. 3 is an isometric view of the pneumatically adjustable vehicle cabin verification platform of embodiment 3.
Figure 4 is an isometric view of a stepless variable volume cylinder assembly.
Fig. 5 is a schematic view of the assembly of a stepless variable-volume cylinder and the assembly of the cabin air pressure adjusting device of embodiment 2 with a replaceable tail end wall.
Fig. 6 is a sectional view of a stepless variable volume cylinder assembly.
Fig. 7 is a schematic view of a width adjustment process of the air pressure adjustable cabin verification platform in embodiment 3.
Fig. 8 is an isometric view of the cabin fitting portion.
Fig. 9 is an isometric view of the cockpit mounting portion.
Fig. 10 is an isometric view of the door assembly.
Figure 11 is an isometric view of a chassis frame assembly.
Fig. 12 is an isometric view of the bottom beam.
FIG. 13 is an isometric view of the axle assembly.
Figure 14 is an isometric view of a jack support socket.
FIG. 15 is an isometric view of a shock absorbing universal wheel construction.
FIG. 16 is an isometric view of a rake leg assembly.
Fig. 17 is a schematic structural view of the performance verification vehicle door (the subject vehicle door is omitted).
Fig. 18 is a schematic structural view of a door frame.
Fig. 19 is a schematic structural view of an inside-outside adjustment door frame.
Fig. 20 is a schematic structural view of a front-rear adjusting doorframe.
Fig. 21 is a schematic view of the structure of the base plate.
Fig. 22 is a mating assembly view of the centering arc block and the arc runner.
Fig. 23 is an assembly diagram of the performance verification vehicle door (subject vehicle door inward tilt closed).
Fig. 24 is an assembly diagram of the performance verification vehicle door (test vehicle door inclined open).
Fig. 25 is a schematic structural view of the performance verification vehicle door (test vehicle door back tilt).
Fig. 26 is a schematic structural view of the performance verification vehicle door (subject vehicle door forward tilt).
Figure 27 is a schematic view of the construction of the adjustable locking assembly.
Fig. 28 is a platform isometric view simulating a rear door test (front view, rear door assembly closed).
Fig. 29 is a platform isometric view simulating a rear door test (front view, rear door assembly open).
Fig. 30 is a platform isometric view simulating a back door test (back view, back door assembly open).
In the figure: 1-a louver positioning frame, 2-louver blades, 3-a louver opening connecting plate, 4-an adjusting rod, 5-a mounting seat, 6-a knob, 7-a connecting body, 8-an airflow channel box, 9-a headstock assembling part, 10-a cabin assembling part, 11-a replaceable tail end wall, 12-a door assembling body, 13-a protective shell, 14-a longitudinal beam, 15-a connecting angle, 16-a rubber pad, 17-a stepless variable-volume cylinder assembling body, 18-a cover plate, 19-a cylinder body, 20-a volume adjusting plate, 21-a screw rod, 22-a worm gear structure, 23-a hand wheel, 24-an instrument, 25-a welded supporting tube, 26-a basic cabin framework, 27-a cross beam and 28-a stand column, 29-wall panel, 30-cabin adjustable panel, 31-cabin adjustable panel, 32-door frame, 33-door, 34-simulation test environment assembly body, 35-bottom beam, 36-inclination angle leg assembly, 37-axle assembly, 38-axle welding body, 39-damping universal wheel structure, 40-jack supporting ball socket, 41-frame connecting plate, 42-jack, 43-rotating shaft, 44-connecting shaft, 45-connecting sleeve, 46-fixed beam, 47-universal wheel, 48-damper, 49-fixed plate, 50-tested door, 51-door frame, 52-internal and external adjusting door frame, 53-front and back adjusting door frame, 54-bottom plate, 55-centering circular arc block, 56-arc slide rail, 57-inclination angle rotary table, 58-vehicle door inclination angle turntable angle pressure plate, 59-sealing strip, 60-sealing edge, 61-positioning triangular block, 62-guide rail, 63-mass block, 64-door lock, 65-rotating shaft, 66-inclination angle detection equipment, 67-locking lug ring, 68-adjusting groove, 69-locking button, 71-marking triangle, 70-marking scale and 71-vehicle cabin framework; 72-rear door framework, 73-transverse beam, 74-longitudinal beam, 75-adjustable rear door panel, 76-air pressure adjusting component for vehicle cabin.
10-1 a first cabin assembling portion, 10-2 a second cabin assembling portion, and 10-3 a third cabin assembling portion.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A vehicle cabin verification platform capable of conducting a front door test and a rear door test comprises a vehicle cabin assembly part 9, at least two vehicle cabin assembly parts 10, wherein any two vehicle cabin assembly parts 10, any one vehicle cabin assembly part 10 and the vehicle cabin assembly part 9 can be mutually and hermetically connected, the vehicle cabin assembly part 10 at the tail part is sealed by a replaceable tail end wall 11, a vehicle cabin air pressure adjusting component 76 is arranged on the replaceable tail end wall 11 to form a whole relatively sealed vehicle cabin, and the vehicle cabin assembly part 10 at the front part is sealed by the vehicle cabin assembly part 9 or the rear door assembly part;
the cabin assembling part 9 comprises a cabin framework 55 and doors for performance verification, which are oppositely arranged on two sides of the cabin framework 55;
the rear door assembly part comprises a cabin assembly part 10 and an adjustable rear door, the top of the adjustable rear door is hinged to the cabin assembly part 10, the adjustable rear door is in sealing connection with the cabin assembly part 10 when being covered, and two opposite wall plates of the cabin assembly part 10 of the rear door assembly part are respectively provided with a cabin air pressure adjusting assembly 76.
When the headstock assembly part 9, the plurality of cabin assembly parts 10 and the replaceable tail end wall 11 are connected in sequence to form a relatively sealed cabin, a front door simulation test can be performed; when the replaceable tail end wall 11, the plurality of cabin assembling portions 10 and the rear door assembling portion are connected in sequence to form a relatively sealed cabin, a simulation rear door test can be performed.
Preferably, the adjustable rear door comprises a rear door frame 72, a transverse beam 73 fixedly assembled on the rear door frame 72, a longitudinal beam 74 adjustably assembled on the transverse beam, and a longitudinal beam 75, wherein the adjustable rear door panel is composed of two laminates, the two laminates are tightly attached, the upper and lower edges of the two laminates are both mounted on the rear door frame 72, the outer edges of the two laminates are respectively fixed on one longitudinal beam 74, and when the two longitudinal beams 74 are adjusted to be relatively close to or far away from each other, the two laminates are overlapped or unfolded to adjust the width of the longitudinal beam 75;
the vehicle cabin assembly part 10 comprises an upper basic cabin framework 26, a lower basic cabin framework 26, a vehicle cabin adjustable plate 30 respectively covering the upper basic cabin framework 26 and the lower basic cabin framework 26 and two groups of opposite side wall assembly bodies arranged between the two basic cabin frameworks 26, wherein the side wall assembly bodies are in sealing contact with the vehicle cabin adjustable plate 30, and when the relative positions of the two side wall assembly bodies are adjusted to be close to or far away from each other, the vehicle cabin adjustable plates 30 of the layered structure are overlapped or unfolded to change the width;
the cabin assembly portion 9 includes a cabin framework 55, two door assemblies 12 oppositely disposed between the upper portion and the lower portion of the cabin framework 55, and a cabin adjustable plate 31 covering the upper portion and the lower portion of the cabin framework 55, the door assemblies 12 are in sealing contact with the cabin adjustable plate 31, and when the relative positions of the two door assemblies 12 are adjusted to be close to or far away from each other, the cabin adjustable plate 31 of the layered structure is overlapped or unfolded to change the width.
The replaceable tail end wall 11 is used as a tail end wall, so that a closed space is formed in the vehicle cabin, and the vehicle cabin of a real vehicle is completely simulated. A rubber pad is arranged between the air pressure adjusting device for the vehicle cabin and the replaceable tail end wall 11, and the three are fixedly connected through bolts. In this embodiment, the cabin assembling portion 10 includes two cabin assembling portions, a first cabin assembling portion 10-1, a second cabin assembling portion 10-2, and a third cabin assembling portion 10-3, each cabin assembling portion 10 has different lengths, and the volume adjusting manner is diversified, and each cabin assembling portion can be independently disassembled, so that the length of the cabin is adjusted, and the adjustable side wall assembly body forms stepless adjustment of the cabin width, and the specifically required portion is adjusted according to the volume of the simulated vehicle cabin.
The cabin assembling portion 10 or the replaceable tail end wall 11 is provided with a cabin air pressure adjusting assembly 76. Thus, the movement of air in the vehicle cabin when the door is opened and closed can be simulated, and the air pressure regulating assembly 76 for the vehicle cabin is used for regulating air pressure balance.
Furthermore, the cabin assembling portion 10 includes an upper basic cabin framework 26, a lower basic cabin framework 26, a cross beam 27 fixed on the basic cabin framework 26, a cabin adjustable plate 30 and two sets of opposite side wall assemblies respectively covering the upper basic cabin framework 26 and the lower basic cabin framework 26, each side wall assembly is adjustably assembled between the upper basic cabin framework 26 and the lower basic cabin framework 26, each side wall assembly includes a frame composed of an adjustable upright post 28 and a longitudinal beam 14 and fixed on a wall plate 29 in the frame, the upright post 28 is adjustably assembled on the cross beam 27 through a bolt and screw structure, the longitudinal beam 14 is adjustably assembled on the cross beam 27 through a bolt and screw structure, the cabin adjustable plate 30 is two layered plates tightly fitted up and down, the front edge and the rear edge of each layered plate are carried on the adjacent cross beam 27, and the outer edge is fixed on the adjacent longitudinal beam 14, the mutual overlap joint of the inboard edge of two laminates, when adjusting the relative position of two lateral wall assemblies body and being close to each other, two laminates take place to overlap, and the adjustable board 30 area in car cabin diminishes, when adjusting the relative position of two lateral wall assemblies body and keeping away from each other, and two laminates expand, and the adjustable board 30 area grow in car cabin. Two opposite vehicle cabin adjustable plates 30 and two opposite wall plates 29 constitute a cabin body.
The upper end and the lower end of the upright post 28 are fixed on the cross beam 27 in an adjustable manner, the front end and the rear end of the longitudinal beam 14 are fixed on the cross beam 27 in an adjustable manner, the upper basic cabin framework 26 and the lower basic cabin framework 26 are fixed as a cabin main body, the width of the cabin is adjusted by moving the upright posts 28 on the two sides, and the stability of the structure is ensured during moving. The cabin adjustable plate 30 and the wall plate 29 enclose to form a cabin body.
Preferably, the cabin assembling portion 9 includes a cabin framework 55, two door assemblies 12 oppositely disposed, and cabin adjustable panels 31 covering the upper portion and the lower portion of the cabin framework 55, each of the two door assemblies 12 includes a door frame 32 and a door 33 assembled on the door frame 32, the door frame 32 is adjustably assembled on the cabin framework 55, the cabin adjustable panels 31 are two layered panels closely attached to each other, the front and rear edges of each layered panel are mounted on the adjacent cabin framework 55, the outer edges of the two layered panels are fixed on the adjacent door assemblies 12, the inner edges of the two layered panels are overlapped with each other, when the relative positions of the two door assemblies 12 are adjusted to be close to each other, the cabin adjustable panels 31 of the layered structure are overlapped, the area of the cabin adjustable panels 31 is reduced, and when the relative positions of the two door assemblies 12 are adjusted to be away from each other, the expanded area of the deck adjustable panel 31 of the layered structure becomes large.
The two door assemblies 12 are respectively a left door assembly and a right door assembly, the left door assembly is composed of a left door frame and a left door hinged on the left door frame, the right door assembly is composed of a right door frame and a right door hinged on the right door frame,
the left vehicle door assembly body, the right vehicle door assembly body and the vehicle cabin adjustable plate 31 are fixedly installed, when the width of the vehicle cabin is adjusted, only the left vehicle door assembly body and the right vehicle door assembly body need to be moved, the airtightness of the vehicle cabin is guaranteed, and the purpose of stepless adjustment is achieved.
Preferably, the cabin assembling portion 9 further includes a simulated test environment assembly 34, and the internal simulated test environment assembly 34 may be added or reduced according to different test requirements, such as a dummy, a computer, and the like.
The adjustable side wall assemblies and the adjustable door assemblies 12 form a stepless adjustment of the cabin width, and the specific required parts are adjusted according to the volume of the vehicle cabin to be simulated by combining the length of the modularized adjustable cabin.
Preferably, the inner sides of four corners of the vehicle cabin assembling part 9 and the vehicle cabin assembling part 10 are respectively provided with a diagonal brace, so that the rigidity and the strength of the vehicle cabin assembling part are improved. And a through fixed beam 46 is fixed in the middle of the cabin assembling part 9 and the cabin assembling part 10.
Example 2
The door assembly 12 includes a subject door 50, a door frame 51, an inside and outside adjustment door frame 52, a front and rear adjustment door frame 53, and a bottom plate 54;
the tested vehicle door is hinged to the vehicle door frame 51 and can be fixed on the vehicle door frame 51 through a locking mechanism, and when the tested vehicle door 50 is closed, the tested vehicle door is in sealing contact with the vehicle door frame 51;
the door frame 51 is fixedly connected to the inner and outer adjusting door frames 52;
the top of the inside and outside adjusting door frame 52 is connected to the top of the front and rear adjusting door frame 53 through a rotating shaft 65 to adjust the inside and outside inclination angle of the tested vehicle door 50, the bottom of the inside and outside adjusting door frame 52 and the bottom of the front and rear adjusting door frame 53 are fixed through an adjustable locking assembly to fix the inside and outside inclination state, and the side wall frame plate of the inside and outside adjusting door frame 52 is hermetically nested in the side frame plate of the front and rear adjusting door frame 53;
the outer fringe of fore-and-aft regulation door frame 53 is fixed with centering circular arc piece 55, the inner edge of bottom plate is fixed with arc slide rail 56, centering circular arc piece 55 with arc slide rail 56 one-to-one sets up, the extrados of centering circular arc piece 55 with the intrados of arc slide rail 56 matches in order to adjust the front and back inclination of door 50 under test, centering circular arc piece 55 with arc slide rail 56 accessible detachable fixed connection spare is fixed mutually with fixed front and back inclination, the frame plate of fore-and-aft regulation door frame 53 with the frame plate sealing connection of bottom plate 54.
The inside and outside inclination and the angle of inclination all can be adjusted around with the door of the subject of examination for the performance verification, when adjusting inside and outside inclination, adjust the inside and outside inclination of inside and outside regulation door frame along the pivot, thereby play the effect of adjusting the door angle of subject of examination, when adjusting angle of inclination around, take off fixed connector, around-the-front adjustment door frame to corresponding angle, centering circular arc piece 55 is along arc slide rail clockwise or anticlockwise centering rotation, make 50 hypsokinesis or anteverted of door of subject of examination, adjust and recycle fixed connector after targetting in place and relocate, 50 hypsokinesis or hypsokinesis can change the door axis of subject of examination, cooperation door hypsokinesis or extroversion, can carry out the door of opening and shutting test under the door tilt state. And then the door lock, the sealing condition and the like on the tested vehicle door are replaced, and a plurality of performance development verifications can be carried out on the tested vehicle door 50.
Preferably, the adjustable locking assembly comprises a locking ear ring 67 fixed at the bottom of the inner and outer adjusting doorframe 52 and a locking button 69 arranged at a corresponding position of the front and rear adjusting doorframe 53, wherein an adjusting groove 68 is formed on the locking ear ring 67, and the locking button 69 is located in the adjusting groove 68 and is used for pressing the locking ear ring 67 to fix the inner and outer inclined state. More preferably, the adjustable locking assemblies are provided with two groups which are respectively arranged at the front side and the rear side of the vehicle door.
Furthermore, a mark scale 70 is partially arranged on the top surface of the locking ear ring 67, a mark triangle 71 is arranged right above the locking button 69, and the mark triangle 71 corresponds to the mark scale 70 to mark the rotation angle of the inward inclination or outward inclination adjustment.
Preferably, the inner edge of the door frame 51 is fitted with a weather strip 59 so that a seal is formed between the subject door 50 and the door frame 51.
Preferably, the inside and outside adjustment door frame 52 is provided with a sealing edge 60 so that a seal is formed between the inside and outside adjustment door frame 52 and the front and rear adjustment door frame 53.
Preferably, the fixed connector is a detachable tilt table pressing plate 57, and the tilt table pressing plate 57 presses the centering arc block 55 to be fixed on the bottom plate 54 when being fixed on the bottom plate 54. The tilt table pressure plate 57 is detachably fixed to the base plate 54 by screws.
Preferably, four centering arc blocks 55 are provided, and are respectively disposed on four edges of the front-rear adjusting door frame 53. The stability of the door of the vehicle under test is improved.
Preferably, a positioning triangular block 61 is fixed at three right-angle corner positions of the front and rear adjusting door frame, and the door inclination angle turntable angle pressing plate 58 presses the positioning triangular block 61 to be fixed on the bottom plate when being fixed on the bottom plate.
Preferably, the subject vehicle door 50 is provided with a guide rail 62, the guide rail 62 is provided with a mass block 63 slidably connected with the guide rail 62, and the mass blocks 63 can be stacked. The plurality of masses 63 can move their positions along the guide rails 62. The mass and moment of inertia of the door are simulated.
The tested vehicle door 50 is provided with an inclination angle detection device 66, and a plurality of parameters generated during the vehicle door opening and closing test are detected by the inclination angle detection device 66. The tilt angle sensing device 66 is also a door handle and can sense the force applied thereto.
The subject vehicle door 50 is fixed to the door frame 51 through a door lock 64.
Example 3
This embodiment optimizes the cabin air pressure adjusting assembly 76 of embodiment 1.
Preferably, the cabin air pressure adjusting assembly 76 includes a louver positioning frame 1, louver blades 2 sequentially mounted on a window of the louver positioning frame 1, and an adjusting mechanism for adjusting an opening and closing angle of the louver blades 2;
the adjusting mechanism comprises a shutter opening connecting plate 3, an adjusting rod 4 with one end rotatably connected with the end of the shutter opening connecting plate 3, a mounting seat 5 fixed on the shutter positioning frame 1 and a knob 6 coaxially fixed outside the adjusting rod 4 and in threaded connection with the mounting seat 5, wherein a connecting body 7 is fixedly assembled on each shutter leaf 2, and the connecting body 7 is rotatably connected onto the shutter opening connecting plate 3 through a rotating shaft 43.
The shutter positioning frame 1 is fixedly assembled on an airflow channel box 8 of the vehicle cabin, gas passing through the channel is output through the air pressure adjusting assembly, the adjusting rod 4 can be driven to move up and down when the knob 6 is rotated, the adjusting rod 4 drives the shutter opening connecting plate 3 to move up and down, so that the rotating angle of the shutter leaf 2 is controlled through the connecting body 7, the opening and closing degree of the shutter is adjusted, the cross-sectional area and the passing airflow size are changed, and the function of adjusting the air pressure in the vehicle cabin is achieved.
Preferably, the louver blades 2 are blades with L-shaped cross sections, two ends of each louver blade 2 are rotatably connected to the louver positioning frame 1 through a rotating shaft, one end of the connecting body 7 is welded to the middle of the louver blade 2, and the other end is connected to the louver opening connecting plate 3 through the rotating shaft. The end part of the adjusting rod 4 is fixed with a connecting sleeve 45, the connecting sleeve 45 is provided with a slot, and the end part of the shutter opening connecting plate 3 is inserted into the slot and is rotatably connected to the connecting sleeve 45 through a connecting shaft 44.
Preferably, the cabin pressure adjusting assembly 76 is mounted on the replaceable tail end wall 11 through an airflow channel box 8, the airflow channel box 8 is in a T-shaped structure, one open end of the airflow channel box 8 is communicated with the cabin, and the other two opposite open ends are respectively provided with one of the cabin pressure adjusting assemblies 76. The airflow channel box 8 guides the airflow to the cabin air pressure adjusting assemblies 76 on the two sides, and the cabin air pressure adjusting assemblies 76 act as pressure relief valves, so that the purpose of adjusting the internal and external pressure difference is achieved. The air pressure adjusting assembly 76 for the vehicle cabin can change the speed of air flow circulation, has strong universality and can meet the requirements of the vehicle cabins of various vehicle types.
Example 4
This embodiment optimizes the replaceable tail end wall 11 of embodiment 1.
The replaceable tail end wall 11 is composed of two replaceable tail end walls, one of the tail end walls is provided with the stepless variable-volume cylinder assembly 17 in embodiment 2, and the other tail end wall is provided with a cabin pressure adjusting device in a sealing manner besides the stepless variable-volume cylinder assembly 17.
The stepless variable-volume cylinder assembly 17 can finely adjust the volume in the cabin, so that the vehicle simulation is more accurate. A stepless variable-volume cylinder assembly 17 is assembled right above the airflow passage box 8.
When a vehicle door test is simulated, a tail end wall for assembling a stepless variable-volume air cylinder assembly body 17 and a pressure adjusting device for a vehicle cabin is selected; when a back door test is simulated, the tail end wall of the stepless variable-volume air cylinder assembly body 17 is selected and assembled.
Preferably, stepless variable volume cylinder assembly 17 includes that one end seal assembly in can replace on the tail end wall 11 and the other end by apron 18 sealed cylinder body 19, be located in cylinder body 19 and rather than the sealed volume regulating plate 20 of contact of inner wall and drive volume regulating plate 20 is in the interior power unit that comes and goes of cylinder body 19, power structure passes including sealed apron 18 stretches into in the cylinder body 19 and the tip rotates connect in lead screw 21 on the volume regulating plate 20 and through worm gear structure 22 with the hand wheel 23 of lead screw 21 effect connection, lead screw 21, worm gear structure 22 are sealed through protective housing 13, protective housing 13 sealing connection in on the apron 18.
When the hand wheel 23 is rotated, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the screw rod 21 to move back and forth, the screw rod 21 drives the volume adjusting plate 20 to move back and forth in the cylinder body 19, and the volume of the cylinder body 19 communicated with the volume adjustable cabin is changed, so that the stepless fine adjustment volume is formed.
Preferably, the stepless variable-volume cylinder assembly 17 further comprises an instrument 24, and the instrument 24 is fixed on the protective casing 13 through a support pipe welding body 25.
Example 5
In order to adjust the angle of the cabin body, the cabin verification platform described in embodiment 4 is mounted on a chassis frame assembly.
The chassis frame assembly comprises a bottom beam 35, inclination angle leg assemblies 36 symmetrically arranged on four corners of the bottom beam 35 and two groups of symmetrically arranged axle assemblies 37 assembled at the bottom of the bottom beam 35, wherein each group of axle assemblies 37 comprises an axle welding body 38 used for supporting the bottom beam 35, damping universal wheel structures 39 assembled at the bottoms of two ends of the axle welding body 38 and jack support ball sockets 40 fixed at two ends of the axle welding body 38.
When the modular pneumatically adjustable cabin verification platform requires a simulated tilt angle, the tilt angle leg assembly 36 acts as a support to maintain balance and the axle assembly 37 is used to move and adjust the tilt angle. The inclination angles of the car cabin body in front, back, left, right, up and down directions can be adjusted, and the states of the car doors on two sides in different axial lines can be simulated.
The length, width and height of the bottom beam 35 as an underframe are unchanged, the cross beam and the longitudinal beam are connected through angle iron by bolts, and the cross beam and the longitudinal beam inside can be slightly adjusted.
The tilt leg assembly 36 is comprised of a frame web 41 and a jack 42. The frame connecting plate is fixed at the bottom of the bottom beam 35 through bolts and is welded with the jack.
The axle welding body 38 is fixedly connected with the bottom beam 35 through the upper portion of the bolt hole as a welding body, the lower portion of the axle welding body is connected with the fixing plate through a bolt, the fixing plate is used for connecting the damping universal wheel structure 39 and the jack supporting ball socket 40, the jack supporting ball socket 40 is close to the damping universal wheel structure 39, and when the inclination angle of the modularized air pressure adjustable cabin verification platform needs to be adjusted, the position of the jack supporting ball socket 40 is used for installing a jack to change the angle of the platform.
The jack support socket 40 is composed of a connecting body and a cylindrical socket fixed below the connecting body, and the cylindrical socket is used for positioning the end of the jack.
The shock-absorbing universal wheel structure 39 is composed of a universal wheel 47, a shock absorber 48 and a fixing plate 49, and the fixing plate 49 is fixed on the axle welding body 38.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A vehicle cabin verification platform capable of conducting a front door test and a rear door test is characterized by comprising a vehicle cabin assembly part, a rear door assembly part and at least two vehicle cabin assembly parts, wherein any two vehicle cabin assembly parts, any one vehicle cabin assembly part and the vehicle cabin assembly part can be mutually and hermetically connected, any one vehicle cabin assembly part and the rear door assembly part can be mutually and hermetically connected, the vehicle cabin assembly part at the tail end is sealed by a replaceable tail end wall, a vehicle cabin air pressure adjusting component is arranged on the replaceable tail end wall, and the vehicle cabin assembly part at the front end is sealed by the vehicle cabin assembly part or the rear door assembly part;
the locomotive cabin assembling part comprises a locomotive cabin framework and performance verification vehicle doors which are oppositely arranged on two sides of the locomotive cabin framework;
the back door assembly part comprises a cabin assembly part and an adjustable back door, the top of the back door is hinged to the cabin assembly part, the adjustable back door is covered and is in sealing connection with the cabin assembly part, and two opposite wall plates of the cabin assembly part of the back door assembly part are provided with a pressure adjusting assembly for the cabin.
2. The vehicle cabin verification platform capable of performing a front door test and a rear door test according to claim 1, wherein the adjustable rear door comprises a rear door frame, a transverse beam fixedly assembled on the rear door frame, a longitudinal beam adjustably assembled on the transverse beam, and a longitudinal beam, wherein the adjustable rear door panel comprises two laminates, the two laminates are tightly attached, the upper edges and the lower edges of the two laminates are both mounted on the rear door frame, the outer edges of the two laminates are respectively fixed on one longitudinal beam, and when the two longitudinal beams are adjusted to be relatively close to or far away from each other, the two laminates are overlapped or unfolded to adjust the width of the longitudinal beam;
the vehicle cabin assembly part comprises an upper basic cabin framework, a lower basic cabin framework, a vehicle cabin adjustable plate and two groups of opposite side wall assembly bodies, wherein the vehicle cabin adjustable plates are respectively covered on the upper basic cabin framework and the lower basic cabin framework, the two groups of opposite side wall assembly bodies are arranged between the two basic cabin frameworks, the side wall assembly bodies are in sealing contact with the vehicle cabin adjustable plate, and when the relative positions of the two side wall assembly bodies are adjusted to be close to or far away from each other, the vehicle cabin adjustable plates of the layered structure are overlapped or unfolded to change the width;
the headstock assembly part comprises a headstock framework, two vehicle door assemblies oppositely arranged between the upper part and the lower part of the headstock framework and headstock cabin adjustable plates covering the headstock cabin adjustable plates on the upper part and the lower part of the headstock framework, the vehicle door assemblies are in sealing contact with the headstock cabin adjustable plates, and when the relative positions of the two vehicle door assemblies are adjusted to be close to or far away from each other, the headstock cabin adjustable plates of the layered structure are overlapped or unfolded to change the width.
3. The vehicle cabin verification platform capable of performing a front door test and a rear door test according to claim 2, wherein the vehicle cabin assembly portion comprises an upper basic cabin framework, a lower basic cabin framework, a cross beam fixed on the basic cabin framework, a vehicle cabin adjustable plate respectively covering the upper basic cabin framework and the lower basic cabin framework, and two sets of opposite side wall assemblies, each side wall assembly is adjustably assembled between the upper basic cabin framework and the lower basic cabin framework, each side wall assembly comprises a frame composed of an adjustable upright post and a longitudinal beam and fixed on a wall plate in the frame, the upright post is adjustably assembled on the cross beam through a bolt and screw structure, the longitudinal beam is adjustably assembled on the cross beam through a bolt and screw structure, the vehicle cabin adjustable plate is two layered plates which are tightly attached up and down, and the front edge and the rear edge of each layered plate are mounted on the adjacent cross beams, the outer edges of the two side walls are fixed on the adjacent longitudinal beams, the inner edges of the two layered plates are mutually overlapped, when the relative positions of the two side wall assembly bodies are adjusted to be close to each other, the two layered plates are overlapped, the area of the adjustable plate of the vehicle cabin is reduced, when the relative positions of the two side wall assembly bodies are adjusted to be far away from each other, the two layered plates are unfolded, and the area of the adjustable plate of the vehicle cabin is increased; the two opposite adjustable vehicle cabin plates and the two opposite wall plates form a cabin body;
the upper end and the lower end of each upright post are fixed on the cross beam in an adjustable manner, the front end and the rear end of each longitudinal beam are fixed on the cross beam in an adjustable manner, the upper basic cabin framework and the lower basic cabin framework are fixed as a cabin main body, and the width of the cabin is adjusted by moving the upright posts on the two sides so as to ensure the stability of the structure during moving; the adjustable board of the vehicle cabin and the wallboard enclose to form a cabin body;
the vehicle cabin assembly part comprises a vehicle cabin framework, two vehicle door assembly bodies which are oppositely arranged and vehicle cabin adjustable plates which cover the upper part and the lower part of the vehicle cabin framework, each vehicle door assembly body comprises a door frame and a vehicle door assembled on the door frame, the door frames are adjustably assembled on the vehicle cabin framework, the vehicle cabin adjustable plates are two layered plates which are tightly attached from top to bottom, the front edge and the rear edge of each layered plate are carried on the adjacent vehicle cabin framework, the outer edges of the layered plates are fixed on the adjacent vehicle door assembly bodies, and the inner edges of the two layered plates are mutually overlapped;
the two vehicle door assembly bodies are respectively a left vehicle door assembly body and a right vehicle door assembly body, the left vehicle door assembly body is composed of a left door frame and a left door hinged on the left door frame, the right vehicle door assembly body is composed of a right door frame and a right door hinged on the right door frame,
the left vehicle door assembly body, the right vehicle door assembly body and the vehicle cabin adjustable plate are fixedly installed.
4. The vehicle cabin verification platform capable of performing a front door test and a rear door test as claimed in claim 1, wherein the door assembly comprises a subject door, a door frame, an inner and outer adjustment door frame, a front and rear adjustment door frame, and a bottom plate;
the tested vehicle door is hinged to the vehicle door frame and can be fixed on the vehicle door frame through a locking mechanism, and when the tested vehicle door is closed, the tested vehicle door is in sealing contact with the vehicle door frame;
the car door frame is fixedly connected to the inner and outer adjusting door frames;
the top of the inner and outer adjusting door frame is connected to the top of the front and rear adjusting door frame through a rotating shaft so as to adjust the inner and outer inclination angles of the tested vehicle door, the bottom of the inner and outer adjusting door frame and the bottom of the front and rear adjusting door frame are fixed through an adjustable locking assembly so as to fix the inner and outer inclination states, and the side wall frame plate of the inner and outer adjusting door frame is hermetically nested in the side frame plate of the front and rear adjusting door frame;
the outer fringe of fore-and-aft regulation door frame is fixed with centering circular arc piece, the inner edge of bottom plate is fixed with the arc slide rail, centering circular arc piece with the arc slide rail one-to-one sets up, the extrados of centering circular arc piece with the intrados of arc slide rail matches in order to adjust the front and back inclination angle of door under test, centering circular arc piece with arc slide rail accessible detachable fixed connection spare is fixed with fixed front and back inclination state mutually, the frame plate of fore-and-aft regulation door frame with the frame plate sealing connection of bottom plate.
5. The vehicle cabin verification platform capable of performing front door tests and rear door tests according to claim 4, wherein the adjustable locking assembly comprises a locking ear ring fixed at the bottom of the inner and outer adjusting door frames and a locking button arranged at a corresponding position of the front and rear adjusting door frames, wherein an adjusting groove is formed on the locking ear ring, and the locking button is positioned in the adjusting groove and used for pressing the locking ear ring to fix the inner and outer inclined states.
6. The vehicle cabin verification platform capable of performing front door tests and rear door tests according to claim 4, wherein two groups of the adjustable locking assemblies are arranged on the front side and the rear side of the vehicle door respectively;
the top surface of the locking ear ring is partially provided with a mark scale, a mark triangle is arranged right above the locking button, and the mark triangle corresponds to the mark scale so as to mark the rotation angle of the inward inclination or outward inclination adjustment;
the inner edge of the door frame is provided with a sealing strip;
the inner and outer adjusting door frames are provided with sealing edges;
the fixed connecting piece is a detachable inclination angle rotary table pressing plate, and the inclination angle rotary table pressing plate extrudes the centering arc block to be fixed on the bottom plate when being fixed on the bottom plate;
the four centering arc blocks are respectively arranged on the four edges of the front and rear adjusting door frame; a positioning triangular block is fixed at the three right-angle side angle positions of the front and rear adjusting door frame, and the positioning triangular block is fixed on the bottom plate by extruding when the door inclination angle rotary table angle pressing plate is fixed on the bottom plate;
the tested vehicle door is provided with a guide rail, the guide rail is provided with a mass block in sliding connection with the guide rail, and the mass blocks can be superposed; the plurality of masses can move their positions along the guide rail; the tested vehicle door is provided with inclination angle detection equipment; the inclination angle detection equipment is used as a vehicle door handle; the tested vehicle door is fixed on the vehicle door frame through a door lock.
7. The vehicle cabin verification platform capable of performing a front door test and a rear door test according to claim 1, wherein the vehicle cabin air pressure adjustment assembly includes a louver positioning frame, louver blades sequentially installed on windows of the louver positioning frame, and an adjustment mechanism for adjusting opening and closing angles of the louver blades;
the adjusting mechanism comprises a shutter opening connecting plate, an adjusting rod, a mounting seat and a knob, wherein one end of the adjusting rod is rotatably connected with the end of the shutter opening connecting plate, the mounting seat is fixed on the shutter positioning frame, the knob is coaxially and fixedly sleeved outside the adjusting rod and is in threaded connection with the mounting seat, a connecting body is fixedly assembled on each shutter leaf, and the connecting body is rotatably connected onto the shutter opening connecting plate through a rotating shaft.
8. The cabin verification platform for the front door test and the rear door test according to claim 7, wherein the louver blades are L-shaped blades, two ends of each louver blade are rotatably connected to the louver positioning frame through a rotating shaft, one end of the connector is welded to the middle of the louver blade, and the other end of the connector is connected to the louver opening connecting plate through a rotating shaft;
the air pressure adjusting assembly for the vehicle cabin is assembled on the replaceable tail end wall through the air flow channel box, the air flow channel box is of a T-shaped structure, one opening end of the air flow channel box is communicated with the vehicle cabin, and the other two opposite opening ends are respectively provided with one air pressure adjusting assembly for the vehicle cabin.
9. The vehicle cabin verification platform capable of performing the front door test and the rear door test according to claim 7, wherein the replaceable tail end wall is composed of two replaceable tail end walls, one tail end wall is provided with a stepless variable volume cylinder assembly, and the other tail end wall is provided with a vehicle cabin air pressure adjusting device in a sealing manner besides the stepless variable volume cylinder assembly; stepless varactor long-pending cylinder assembly body include one end seal assembly in can replace the tail end on the wall and the other end by apron sealed cylinder body, be located this internal and rather than the sealed volume regulating plate and the drive of inner wall sealing contact of cylinder the volume regulating plate is in power unit that comes and goes in the cylinder body, the power structure passes including sealed the apron stretches into this internal and tip rotation of cylinder connect in lead screw on the volume regulating plate and through the worm gear structure with the hand wheel of lead screw effect connection, lead screw, worm gear structure pass through protecting sheathing seal, protecting sheathing seal connection in on the apron.
10. The vehicle cabin verification platform capable of performing the front door test and the rear door test according to claim 1, wherein the vehicle cabin verification platform is mounted on a chassis frame assembly, the chassis frame assembly comprises a bottom beam, two sets of symmetrically arranged axle assemblies and two sets of symmetrically arranged leg assemblies, the two sets of the symmetrically arranged axle assemblies are symmetrically arranged on four corners of the bottom beam, each set of the axle assemblies comprises an axle welding body for supporting the bottom beam, damping universal wheel structures arranged at the bottoms of two ends of the axle welding body, and jack support ball sockets fixed at two ends of the axle welding body.
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Application publication date: 20210511 Assignee: TIANJIN HUIZHU PETROLEUM EQUIPMENT TECHNOLOGY Co.,Ltd. Assignor: TIANJIN University OF TECHNOLOGY AND EDUCATION (CHINA VOCATIONAL TRAINING INSTRUCTOR TRAINING CENTER) Contract record no.: X2024980004373 Denomination of invention: A vehicle cabin verification platform capable of conducting front door and rear door tests Granted publication date: 20220628 License type: Common License Record date: 20240412 |