CN110053528B - Shock-absorbing seat for passenger car - Google Patents
Shock-absorbing seat for passenger car Download PDFInfo
- Publication number
- CN110053528B CN110053528B CN201910302396.8A CN201910302396A CN110053528B CN 110053528 B CN110053528 B CN 110053528B CN 201910302396 A CN201910302396 A CN 201910302396A CN 110053528 B CN110053528 B CN 110053528B
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- Prior art keywords
- damping
- frame
- spring
- sliding
- sliding rail
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/50—Seat suspension devices
- B60N2/502—Seat suspension devices attached to the base of the seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/50—Seat suspension devices
- B60N2/54—Seat suspension devices using mechanical springs
- B60N2/544—Compression or tension springs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The application discloses a shock-absorbing seat for a passenger car, which comprises a sliding rail assembly and a seat framework arranged on the sliding rail assembly, wherein the sliding rail assembly comprises a lower sliding rail, and the bottom of the lower sliding rail is provided with a shock-absorbing assembly fixedly connected with the lower sliding rail. Through changing damper and guiding mechanism, adjust whole installation overall arrangement structure simultaneously, make it be suitable for pick-up, cross country etc. for this kind of passenger car provides a shock attenuation seat, has good shock attenuation performance and driving travelling comfort, is favorable to improving user experience and feels.
Description
Technical Field
The application relates to the technical field of seat structures for automobiles, in particular to a shock-absorbing seat for a passenger car.
Background
The vehicle body structure mainly comprises a bearing type vehicle body and a non-bearing type vehicle, wherein the urban vehicle such as a sedan and a majority of SUVs are bearing type vehicle bodies, the riding comfort level is higher, the load-carrying type vehicle such as a truck, a pick-up card and a hard-style SUV is non-bearing type vehicle bodies, the vehicle body structure and the application are limited, the riding comfort level is poor, in order to improve the situation, a suspension mechanism is usually arranged on a truck seat so as to improve the riding comfort level, and the pick-up card and the hard-style SUV are conventional car seats, so that vibration transmitted by the vehicle body cannot be well absorbed, and the riding comfort level is relatively poor.
Disclosure of Invention
In order to solve the problems, the application provides the shock absorption seat for the passenger car, which is suitable for the car types such as pickup trucks, off-road vehicles and the like and improves the driving comfort.
In order to achieve the above purpose, the technical scheme of the application is as follows:
the utility model provides a passenger car shock attenuation seat, includes slide rail assembly to and install seat skeleton on the slide rail assembly, its key lies in: the sliding rail assembly comprises a lower sliding rail, and the bottom of the lower sliding rail is provided with a damping assembly fixedly connected with the lower sliding rail.
By adopting the structure, the sliding rail component is arranged above the damping component, the damping component is directly arranged on the floor, the stability of the damping component can be relatively improved, the damping performance of the damping component can be fully exerted, and the driving comfort of a passenger car can be further improved.
As preferable: the damping assembly comprises an upper frame, a lower frame and a spring telescopic assembly, wherein the upper frame and the lower frame are arranged right above each other, the spring telescopic assembly is arranged along the length direction of the upper frame, a damping fork frame is arranged between the upper frame and the lower frame, the spring telescopic assembly is provided with an electric adjusting mechanism, and the electric adjusting mechanism is used for adjusting the force value of the spring telescopic assembly. The electric adjusting mechanism is used for adjusting the spring telescopic assembly in the damping assembly, is more suitable for a small movable space of a passenger car, and has good user experience.
As preferable: the upper frame is provided with an upper sliding groove which is arranged opposite to the upper sliding groove along the length direction of the upper frame, the lower frame is provided with a lower sliding groove which is arranged opposite to the lower sliding groove along the length direction of the lower frame, and the rear ends of the upper frame and the lower frame are provided with an upper connecting shaft and a lower connecting shaft which are arranged opposite to each other;
the shock attenuation fork that has the symmetry to set up between upper frame and the lower frame, shock attenuation fork includes middle part articulated outer sideboard and interior sideboard, two the front and back both ends of outer sideboard are respectively through lower sliding shaft and last connecting axle interconnect, two the front and back both ends of interior sideboard are respectively through last sliding shaft and lower connecting axle interconnect, lower sliding shaft both ends and lower spout sliding fit, go up sliding shaft both ends and go up spout sliding fit.
Through the shock attenuation fork frame that articulates the setting to the fixed mode of setting up of the activity of the other end of one end realizes the floating support to the upper frame, but the height position of upper frame is adjusted through the slip simultaneously, thereby realizes the altitude mixture control of seat.
As preferable: the spring expansion assembly comprises two tension springs symmetrically arranged along the length direction of the upper frame, the electric adjusting mechanism comprises a mounting frame and a screw rod which are arranged along the length direction of the upper frame, and a motor for driving the screw rod to rotate, wherein the mounting frame is fixedly connected with the upper frame, adjusting grooves which are opposite to each other are formed in the two sides of the front end of the mounting frame, tension spring plates which are in sliding fit with the adjusting grooves are arranged in the adjusting grooves, the tension spring plates are arranged along the length direction of the upper frame, a spring hanging shaft is arranged at the rear end of the mounting frame, and the front end and the rear end of the tension spring are respectively fixed on the tension spring plates and the spring hanging shaft;
the tension spring plate is fixedly provided with a nut seat matched with the screw rod, the motor is connected with the screw rod through a worm and gear transmission mechanism, and a switch is arranged on a side plate of the seat framework and used for controlling the motor.
By adopting the scheme, the stability of extension adjustment of the tension spring is greatly improved, meanwhile, the motor drives and adjusts the screw rod through the worm and gear transmission mechanism, the accuracy and stability of adjustment are improved, and the switch is arranged on the side plate, so that operation adjustment of drivers and passengers is more convenient, and the driving comfort is improved.
As preferable: the output end of the worm gear and worm transmission mechanism is provided with a quick connector, the quick connector is provided with a spring pin arranged along the radial direction of the quick connector, and one end of the screw rod, which is close to the worm gear and worm transmission mechanism, is provided with a pin hole matched with the spring pin.
By adopting the scheme, the assembly and disassembly efficiency of the screw rod and the worm and gear transmission mechanism is greatly improved, the assembly and disassembly machine is particularly suitable for later-stage replacement of parts, is convenient to maintain, and has a simple structure and low cost.
As preferable: the damping device comprises a lower frame, a damping spring, a damping arm, a spring hanging shaft, a damping spring, a damping rod and a screw rod, wherein the damping spring is arranged between two tension springs and arranged along the length direction of the upper frame, the damping spring is supported on the lower frame through the damping arm, the damping arm is obliquely arranged and extends towards the front end of the lower frame, the upper end of the damping arm is hinged to the mounting frame, the spring hanging shaft is fixedly connected with the damping spring, a limiting groove is formed in the damping arm corresponding to the position of the spring hanging shaft, a roller arranged along the width direction of the lower end of the damping arm is arranged at the lower end of the damping arm, the roller is hinged to the damping arm, and the damping rod of the damping spring is fixedly connected with the screw rod.
By adopting the scheme, the stability of the damping spring is improved, the damping spring and the screw rod are basically positioned on the same horizontal plane, the inclination angle of the upper frame is smaller, the left-right shaking amplitude of the damping spring is reduced, and the service life of the damping spring is prolonged.
As preferable: the position of the lower frame corresponding to the roller at the lower end of the damping arm is provided with a limiting piece, the limiting piece and the lower frame are surrounded to form a movable groove so as to limit the travel of the roller, and the height of the movable groove is adaptive to the diameter of the roller. By adopting the scheme, the movable range of the roller is limited mainly through the movable groove, the centering state of the damping spring can be further ensured, the left and right shaking is prevented, and the vertical offset amplitude of the damping spring is limited, so that the damping spring has better stability.
As preferable: the damping rod is connected with the screw rod through a connecting pipe, the connecting pipe is of a hollow structure, and the damping rod and the screw rod respectively extend into two ends of the connecting pipe and are respectively fixed through fixing pins. By adopting the scheme, the disassembly and assembly efficiency of the screw rod and the damping spring is improved, and the later maintenance is convenient.
Considering that the sliding rail is positioned above the shock absorption component, the overall stability of the seat framework in the sliding process is improved, so that the sliding rail component is obliquely arranged relative to the shock absorption component, and the vertical distance between the front end of the sliding rail component and the lower frame is larger than that between the rear end of the sliding rail component and the lower frame. The seat mainly plays a role in enabling the whole gravity center of the seat to move towards the rear lower direction, achieves the aim of improving the whole stability of the seat, and is beneficial to ensuring the whole stability because the seat keeps a relatively lower gravity center even if the seat slides forwards.
As preferable: the rear end of the lower frame is provided with a lower fixing structure of the safety belt. By adopting the structure, the lower fixing structure of the safety belt is in a fixed state and cannot move along with the sliding of the seat, so that the safety belt is better in stability, and the defect that the tightness of the safety belt can be relatively changed after the seat slides is overcome.
Compared with the prior art, the application has the beneficial effects that:
by changing the damping components and the adjusting mechanism and adjusting the overall installation layout structure, the damping seat for the passenger car is suitable for pickup trucks, off-road and the like, has good damping performance and driving comfort, and is beneficial to improving user experience.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of the mating structure of the shock absorbing assembly and the slide rail assembly;
FIG. 4 is a schematic diagram of a switch position;
FIG. 5 is a cross-sectional view of the spring telescoping assembly and the electric adjustment mechanism in combination;
FIG. 6 is an exploded view of the spring telescoping assembly and electric adjustment mechanism mating structure;
FIG. 7 is a side view of FIG. 6;
FIG. 8 is a schematic view of the mating structure of the mounting frame and the upper frame;
FIG. 9 is a schematic view of the mating structure of the shock absorbing arms and the mounting bracket;
FIG. 10 is an enlarged view of the engagement structure of the screw and the quick connector;
fig. 11 is a schematic view of the mounting structure of the present application.
Detailed Description
The application is further described below with reference to examples and figures.
Referring to fig. 1 to 11, the passenger car shock-absorbing seat mainly comprises a seat framework 2, a sliding rail assembly 1 and a shock-absorbing assembly 3 which are sequentially arranged from top to bottom and are fixedly connected with each other, wherein the shock-absorbing assembly 3 is further provided with an electric adjusting mechanism 5, as shown in the figure, the sliding rail assembly 1 mainly comprises an upper sliding rail 11 and a lower sliding rail 10 which are matched with each other, the shock-absorbing assembly 3 mainly comprises an upper frame 3a and a lower frame 3b which are opposite to each other from top to bottom, a shock-absorbing fork which is connected with the upper frame 3a and the lower frame 3b, and a spring telescopic assembly 4 which is arranged between the upper frame 3a and the lower frame 3b, and the electric adjusting mechanism 5 is mainly used for realizing electric adjustment of the spring telescopic assembly 4, namely changing the tightness of the spring telescopic assembly 4, so that the overall shock-absorbing performance of the shock-absorbing assembly 3 is adjusted, and the experience feeling and riding comfort of a user are improved.
Referring to fig. 5 to 8, there are two groups of damper forks symmetrically disposed along the length direction thereof between the upper frame 3a and the lower frame 3b, in this embodiment, the damper forks are of two pieces, which mainly include an outer plate 3c and an inner plate 3d hinged to each other at the middle, as shown in the drawing, the rear ends of the upper frame 3a and the lower frame 3b have an upper connecting shaft 30 and a lower connecting shaft 31 disposed opposite to each other up and down, the upper connecting shaft 30 is disposed along the width direction of the upper frame 3a, both ends thereof are in a relatively fixed state, sliding does not occur in the length direction of the upper frame 3a, and likewise, the lower connecting shaft 31 is disposed along the width direction of the lower frame 3b, both ends thereof are fixedly connected to the lower frame 3b, the rear ends of the outer plates 3c of the two groups of damper forks (in this embodiment, the end near the seat back is the rear end, and the end far from the seat back is the front end) are hinged to both ends of the upper connecting shaft 30, and the inner plates 3d of the two groups of damper forks are hinged to both ends of the lower connecting shaft 31, respectively.
The front ends of the two outer side plates 3c are hinged to two ends of the lower sliding shaft 32 at the same time, the lower sliding shaft 32 is arranged along the width direction of the lower frame 3b, two sides of the front end of the lower frame 3b are provided with lower sliding grooves 3b0 arranged along the length direction of the lower frame, two ends of the lower sliding shaft 32 are sleeved with lower pulleys, the lower pulleys are embedded into the opposite lower sliding grooves 3b0 and are in sliding fit with each other, two sides of the front end of the upper frame 3a are provided with opposite upper sliding grooves 3a0, the front ends of the two inner side plates 3d are hinged to the upper sliding shaft 33 at the same time, the upper sliding shaft 33 is of a generally U-shaped structure, two ends of the upper sliding shaft 33 are bent and then extend opposite to the upper sliding grooves 3a0, and the ends of the upper sliding shaft are sleeved with upper pulleys in sliding fit with the upper sliding grooves 3a0 at the same time, so that after the arrangement, the height position of the upper frame 3a can be adjusted when the lower pulleys and the upper sliding grooves 3a0 are respectively slid along the lower sliding grooves 3b0, and the upper sliding grooves 33 are arranged, and the upper sliding shafts 33 are provided with effective space for arranging the spring telescopic components 4.
In this embodiment, in order to control the telescopic stroke of the damper fork, a limit structure 38 is disposed in the upper chute 3a0, a rubber sheet is disposed on one side of the limit structure 38 near the front end of the upper chute 3a0, and the distance between the limit structure 38 and the upper chute 3a0 forms the actual slidable distance of the upper pulley, so as to achieve the purpose of limiting the telescopic range of the damper fork, and at the same time, the rubber sheet can reduce the collision to the upper pulley and abnormal sound during use, and in the same way, in order to prevent the damper fork from collision between the upper frame 3a and the lower frame 3b during lifting, the four corners of the lower frame 3b are provided with the collision pads 34 extending upwards, and the collision pads 34 are made of rubber.
Referring to fig. 4 to 10, in this embodiment, the spring expansion assembly 4 is located between the upper frame 3a and the lower frame 3b, and mainly includes two tension springs 40 symmetrically disposed along the length direction of the upper frame 3a, and a damping spring 41 located between the two tension springs 40, as shown in the drawing, the middle of the upper frame 3a has a mounting frame 50 disposed along the length direction thereof, the mounting frame 50 is fixedly connected with the upper frame 3a through a screw, the mounting frame 50 has a U-shaped slot 501 disposed along the length direction thereof, the opening of the U-shaped slot 501 is downward, the front and rear ends of the mounting frame 50 are open, the front end of the mounting frame 50 has an adjusting slot 500 penetrating through both sides of the thickness direction thereof, a tension spring plate 52 is disposed in the adjusting slot 500, the tension spring plate 52 is disposed along the width direction of the upper frame 3a and is in the same vertical plane as the center line of the mounting frame 50, the tension spring plate 52 is movably supported in the adjusting slot 500, and can slide along the length direction, the two ends of the tension spring plate 52 are equal, the rear end of the mounting frame 50 has a spring hanging shaft 53 disposed along the width direction thereof, the spring hanging shaft 53 is relatively fixed between the mounting frame 50 and the mounting frame 50, the tension springs 40 are symmetrically disposed on the two tension springs 40 and the two sides of the tension spring plate 40 are respectively connected with the front and the tension spring plate 52 when the tension spring plate 52 is slidably adjusted along the two sides of the adjusting slots 52.
The electric adjusting mechanism 5 mainly comprises a motor 5a and a worm and gear transmission mechanism 5b connected with the motor 5a, the output end of the worm and gear transmission mechanism 5b is connected with a screw rod 51, the screw rod 51 is arranged along the length direction of the U-shaped groove 501 and extends into the U-shaped groove 501, in the embodiment, a tension spring plate 52 is provided with two sheets which are opposite downwards and fixedly connected, a nut seat 54 matched with the screw rod 51 is fixedly arranged between the two sheets, and when the motor 5a works, the screw rod 51 can drive the tension spring plate 52 to slide along the adjusting groove 500.
In order to realize quick assembly disassembly of the screw rod 51 and the worm gear and worm transmission mechanism 5b and facilitate later maintenance, a quick connector 55 is arranged at the output end of the worm gear and worm transmission mechanism 5b, a spring pin 550 is arranged on the quick connector 55 along the radial direction of the quick connector, one side, close to the mounting frame 50, of the two ends of the spring pin 550 is provided with a slope, the end part of the screw rod 51 is provided with a pin hole 510 matched with the spring pin 550, and when the screw rod is mounted, the quick connector 55 is fixedly connected with the output end of the worm gear and worm transmission mechanism 5b and then is opposite to the screw rod 51, and the two are inserted into each other, so that the spring pin 550 is inserted into the pin hole 510.
In the application, the damping spring 41 is positioned in the U-shaped groove 501, in order to achieve the aim that the damping spring 41 is basically horizontally arranged in the tension spring 40 to be flush and reduce the vertical inclination angle, firstly, the rear end of the damping spring 41 is supported in a floating way by the damping arm 42, as shown in the figure, the damping arm 42 is obliquely arranged, the front end of the damping arm 42 extends obliquely to the front end of the lower frame 3b, the rear end of the damping arm is hinged with the mounting frame 50 through the mounting shaft 421, the mounting shaft 421 can rotate by taking the mounting shaft 421 as a rotation center, the lower end of the damping arm is provided with the roller 43 arranged along the width direction, the roller 43 and the damping arm 42 can relatively rotate, the lower frame 3b is correspondingly provided with the limiting piece 44, the limiting piece 44 is n-shaped with reference to fig. 5, a sliding groove 45 is formed between the limiting piece and the bottom wall of the lower frame 3b, the left side and the left side of the sliding groove 45 are opened, the height of the sliding groove 45 is slightly higher than the roller 43, the length of the sliding groove 45 is longer, the sliding groove 45 has a certain movable range, the damping arm 42 is obliquely arranged, and therefore the triangular stable support to the damping spring 41 is formed, and meanwhile, the damping spring 41 is greatly damaged by the matching the roller 43 and the sliding groove 45, the sliding support to the left side and the damping spring 41, the damping spring is greatly reduced, and the vibration amplitude and the damping spring 41 is greatly and the damping amplitude is greatly reduced.
The damping rod 410 of the damping spring 41 extends forward along the length direction of the U-shaped groove 501 and is fixedly connected with the rear end of the screw rod 51 through the connecting pipe 46, as shown in the figure, the connecting pipe 46 is of a hollow columnar structure with two open ends, the screw rod 51 and the damping rod 410 extend into the connecting pipe 46 from the two ends of the connecting pipe 46 respectively and are respectively fixed through fixing pins, so that the replacement of the damping spring 41 is reduced by changing the length of the connecting pipe 46 to adapt to the damping springs 41 of different types, the whole assembly structure has good adaptability, and development or production cost is reduced.
In addition, the upper side of the rear end of the damping arm 42 is provided with a limiting groove 420 formed by sinking downwards, the limiting groove 420 is of an arc-shaped structure, the middle part of the spring hanging shaft 53 is sleeved at the rear end of the damping spring 41, and two ends of the spring hanging shaft are supported on the limiting grooves 420 on two sides of the damping arm 42.
Referring to fig. 1 to 11, in order to make the present application more suitable for a passenger car, a large change is made in the installation structure, and as shown, front installation lugs 35 are symmetrically provided at both sides of the front end of the lower frame 3b, rear installation lugs 36 are symmetrically provided at both sides of the rear end, wherein the front installation lugs 35 are slightly higher than the rear installation lugs 36, and the installation surfaces of the installation lugs 35 and the rear installation lugs 36 are inclined surfaces, the rear seat is inclined at the rear lower side, and the vehicle floor 6 is provided with front installation points 60 adapted to the front installation lugs 35 and rear installation points 61 adapted to the rear installation lugs 36.
Meanwhile, the sliding rail assembly 1 is also arranged obliquely relative to the damping assembly 3, that is, when the lower sliding rail 10 is fixedly connected with the upper frame 3b during installation, the lower sliding rail 10 and the upper frame 3b are inclined relatively, and incline towards the rear lower side of the seat, that is, the front end of the lower sliding rail 10 is higher than the rear end, after the arrangement, the distance between the front end of the lower sliding rail 10 and the front mounting lugs 35 and the distance between the rear end of the lower sliding rail 10 and the rear mounting lugs 36 are approximately similar, so that the overall stability is guaranteed, and the overall gravity center of the seat moves towards the rear lower side of the seat, so that even when the seat framework 2 slides forwards along with the upper sliding rail 11, the influence on the overall stability of the seat is small, and the seat has good stability.
In addition, in order to facilitate the adjustment of the driver, the switch 22 is arranged on the side plate 21 at one side of the seat frame 2, the switch 22 is connected with the motor 5a, and various working conditions of the motor 5a can be controlled, so that the working condition control of the screw rod 51 is realized, the purpose of adjusting the spring telescopic assembly 4 is achieved, meanwhile, the lower safety belt fixing structure 20 is arranged at the left rear end of the lower frame 3b, as shown in the figure, the mounting plate 37 is simultaneously connected to the rear mounting lugs 36 of the lower frame 3b, the mounting plate 37 extends upwards, and the lower safety belt fixing structure 20 is fixedly arranged at the top of the mounting plate 37, after the arrangement, the lower safety belt fixing structure 20 is always in an initial state, and the safety belt fixing structure is different from the existing seat structure in that the tightness degree of the safety belt is influenced by the sliding of the sliding rail assembly 1 and the shock absorbing assembly 3, and possibly has poor comfort, but the reliability is still good.
In the installation process, the damping component 3 can be firstly installed on the vehicle bottom plate 6, then the sliding rail component 1 is fixed on the upper frame 3a, then the seat framework 2 is fixedly connected with the upper sliding rail 11, meanwhile, the electric adjusting mechanism 5 is installed, and the motor 5a is connected with the switch 22 on the side plate 21, in the use process, the working condition of the motor 5a is controlled through the switch, so that the tension spring plate 52 is driven to slide back and forth in the adjusting groove 500, the damping rod 410 is driven to rotate forwards or reversely, the simultaneous adjustment of the tension spring 40 and the damping spring 41 is realized, namely the pretension force of the tension spring 40 and the buffering intensity of the damping spring 41 are adjusted, the overall tightness of the damping component 3 is adjusted, the comprehensive adjustment of the damping performance is realized according to the borne gravity, meanwhile, because the damping arm 42 is arranged, the centering degree and the levelness of the damping spring 41 are fully ensured in the adjustment or use process, the compression resistance of the damping spring is improved, the distortion damage is reduced, and the service life is greatly prolonged.
Finally, it should be noted that the above description is only a preferred embodiment of the present application, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the application as defined in the appended claims.
Claims (5)
1. The utility model provides a passenger car shock attenuation seat, includes slide rail assembly (1) to and install seat skeleton (2) on slide rail assembly (1), its characterized in that: the sliding rail assembly (1) comprises a lower sliding rail (10), and a damping assembly (3) fixedly connected with the lower sliding rail (10) is arranged at the bottom of the lower sliding rail; the damping component (3) comprises an upper frame (3 a) and a lower frame (3 b) which are arranged vertically and oppositely, and a spring telescopic component (4) arranged along the length direction of the upper frame (3 a), a damping fork frame is arranged between the upper frame (3 a) and the lower frame (3 b), the spring telescopic component (4) is provided with an electric adjusting mechanism (5), and the electric adjusting mechanism (5) is used for adjusting the force value of the spring telescopic component (4);
the spring telescoping assembly (4) comprises two tension springs (40) symmetrically arranged along the length direction of an upper frame (3 a), the electric adjusting mechanism (5) comprises a mounting frame (50) and a screw rod (51) which are arranged along the length direction of the upper frame (3 a), and a motor (5 a) used for driving the screw rod (51) to rotate, wherein the mounting frame (50) is fixedly connected with the upper frame (3 a), adjusting grooves (500) which are just opposite to each other are formed in the two sides of the front end of the mounting frame (50), a tension spring plate (52) which is in sliding fit with the adjusting grooves (500) are formed in the adjusting grooves, the tension spring plate (52) is arranged along the length direction of the upper frame (3 a), a spring hanging shaft (53) is arranged at the rear end of the mounting frame (50), and the front end and the rear end of the tension spring (40) are respectively fixed on the tension spring plate (52) and the spring hanging shaft (53);
the tension spring plate (52) is fixedly provided with a nut seat (54) matched with the screw rod (51), the motor (5 a) is connected with the screw rod (51) through a worm and gear transmission mechanism (5 b), the side plate (21) of the seat framework (2) is provided with a switch (22), and the switch (22) is used for controlling the motor (5 a);
a damping spring (41) is arranged between the two tension springs (40), the damping spring (41) is arranged along the length direction of the upper frame (3 a), the damping spring (41) is supported on the lower frame (3 b) through a damping arm (42), the damping arm (42) is obliquely arranged and extends towards the front end of the lower frame (3 b), the upper end of the damping arm (42) is hinged with the mounting frame (50), a spring hanging shaft (53) is fixedly connected with the damping spring (41), a limiting groove (420) is formed in the damping arm (42) corresponding to the spring hanging shaft (53), a roller (43) arranged along the width direction of the lower end of the damping arm (42) is arranged at the lower end of the damping arm, the roller (43) is hinged with the damping arm (42), and a damping rod (410) of the damping spring (41) is fixedly connected with the screw rod (51);
the two sides of the upper frame (3 a) are provided with upper sliding grooves (3 a 0) which are opposite to each other along the length direction of the upper frame, the two sides of the lower frame (3 b) are provided with lower sliding grooves (3 b 0) which are opposite to each other along the length direction of the lower frame, and the rear ends of the upper frame (3 a) and the lower frame (3 b) are provided with upper connecting shafts (30) and lower connecting shafts (31) which are opposite to each other;
two groups of shock absorption fork frames are symmetrically arranged between the upper frame (3 a) and the lower frame (3 b), each shock absorption fork frame comprises an outer side plate (3 c) and an inner side plate (3 d) which are hinged at the middle part, the front end and the rear end of each outer side plate (3 c) are respectively connected with each other through a lower sliding shaft (32) and an upper connecting shaft (30), the front end and the rear end of each inner side plate (3 d) are respectively connected with each other through an upper sliding shaft (33) and a lower connecting shaft (31), the two ends of each lower sliding shaft (32) are in sliding fit with each lower sliding groove (3 b 0), and the two ends of each upper sliding shaft (33) are in sliding fit with each upper sliding groove (3 a 0);
the position of the lower frame (3 b) corresponding to the roller (43) at the lower end of the damping arm (42) is provided with a limiting piece (44), the limiting piece (44) and the lower frame (3 b) are surrounded to form a movable groove (45) so as to limit the travel of the roller (43), and the height of the movable groove (45) is matched with the diameter of the roller (43).
2. The passenger car shock absorbing seat according to claim 1, wherein: the output end of the worm gear and worm transmission mechanism (5 b) is provided with a quick connector (55), the quick connector (55) is provided with a spring pin (550) arranged along the radial direction of the quick connector, and one end of the screw rod (51) close to the worm gear and worm transmission mechanism (5 b) is provided with a pin hole (510) matched with the spring pin (550).
3. The passenger car shock absorbing seat according to claim 1, wherein: the damping rod (410) is connected with the screw rod (51) through the connecting pipe (46), the connecting pipe (46) is of a hollow structure, and the damping rod (410) and the screw rod (51) respectively extend into two ends of the connecting pipe (46) and are respectively fixed through fixing pins.
4. A passenger car shock absorbing seat according to any one of claims 1 to 3, wherein: the sliding rail assembly (1) is obliquely arranged relative to the damping assembly (3), and the vertical distance between the front end of the sliding rail assembly (1) and the lower frame (3 b) is larger than the vertical distance between the rear end of the sliding rail assembly and the lower frame (3 b).
5. A passenger car shock absorbing seat according to any one of claims 1 to 3, wherein: the rear end of the lower frame (3 b) is provided with a safety belt lower fixing structure (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302396.8A CN110053528B (en) | 2019-04-16 | 2019-04-16 | Shock-absorbing seat for passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302396.8A CN110053528B (en) | 2019-04-16 | 2019-04-16 | Shock-absorbing seat for passenger car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110053528A CN110053528A (en) | 2019-07-26 |
| CN110053528B true CN110053528B (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302396.8A Active CN110053528B (en) | 2019-04-16 | 2019-04-16 | Shock-absorbing seat for passenger car |
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| Country | Link |
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| CN (1) | CN110053528B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113401014A (en) * | 2021-07-27 | 2021-09-17 | 广州伶刻尔斯机电有限公司 | Slide rail structure of automobile seat |
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| CN105200577A (en) * | 2014-06-24 | 2015-12-30 | 南通神马线业有限公司 | Device for fully automatically controlling tightness of tangential belt through spring |
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| CN110053528A (en) | 2019-07-26 |
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