CN210062912U - Prevent excessive extruded guardrail - Google Patents

Abstract

The utility model discloses a guardrail for preventing excessive extrusion, which comprises a saddle, wherein a seat is arranged on the saddle, a chute is arranged on the surface of the saddle, a slide block is arranged in the chute, a return spring is arranged at the back of the seat, the head end of the return spring is connected with the seat, and a guard plate is arranged at the tail end of the return spring; above-mentioned backplate includes backup pad, elastic plate, sponge board, and above-mentioned backup pad lower extreme link block, reset spring is connected to above-mentioned backup pad head end, above-mentioned backup pad end-to-end connection elastic plate head end, above-mentioned elastic plate end-to-end connection sponge board to hope to solve under crowded environment, when the brake condition takes place, the crowded problem of hindering of passenger that will contact the guardrail easily.

Description

Prevent excessive extruded guardrail

Technical Field

The utility model relates to an automobile auxiliary part, concretely relates to prevent excessive extruded guardrail.

Background

The bus is used as a public travel tool, is different from a private bus, has the significance of relieving traffic pressure and providing a convenient travel mode for people, the using environment of the bus is usually in an urban area, the road conditions of the bus are basically not provided with buses or trucks with other operation properties, the number of passengers carried by the urban bus is determined according to 0.125 square meter per person according to the safe operation technical conditions of motor vehicles, namely, the number of the passengers is not more than 8 in 1 square meter, in order to meet the traffic pressure and the operation safety factor, the bus can be divided into a standing area and a sitting area generally and is divided by a vehicle-mounted guardrail, so that the management and the satisfaction of partial passengers who stand difficultly are facilitated.

Because people's trip has the rush hour, when being in the peak of going to and fro work, the bus inside of its hot spot circuit is all very crowded, often the people of back push away the people in front in the bus, as the regional guardrail of sitting and sitting up will bear partial pressure, when the braking condition takes place, because inertial action, people can incline forward, the pressure that the guardrail will bear increases obviously, and the reaction that the guardrail produced, can direct action in the passenger who contacts the guardrail, crowded riding environment, it is crowded wounded easily with the passenger who contacts the guardrail.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent excessive extruded guardrail to hope to solve under crowded environment, when the brake condition takes place, because inertial action, the pressure that the guardrail will bear obviously increases, the crowded problem of hindering of the passenger who will contact the guardrail easily.

In order to solve the technical problem, the utility model adopts the following technical scheme: a guardrail for preventing excessive extrusion comprises a saddle, wherein a seat is arranged on the saddle, a sliding groove is formed in the surface of the saddle, a sliding block is arranged in the sliding groove, a return spring is arranged at the back of the seat, the head end of the return spring is connected with the seat, and a protective plate is arranged at the tail end of the return spring; the protective plate comprises a supporting plate, an elastic plate and a sponge plate, the lower end of the supporting plate is connected with a sliding block, the head end of the supporting plate is connected with a reset spring, the tail end of the supporting plate is connected with the head end of the elastic plate, and the tail end of the elastic plate is connected with the sponge plate.

Preferably, the seat back portion is provided with at least two telescopic columns, the fixed ends of the telescopic columns are connected with the seat back portion, and the telescopic ends of the telescopic columns are connected with the support plate.

A folding shed is arranged between the back of the seat and the supporting plate, and a spongy cushion is laid on the seat surface.

Preferably, above-mentioned slider includes main part, extension rod, pulley, and above-mentioned main part joint support board, and above-mentioned main part both ends are equipped with the extension rod, install the pulley between the above-mentioned extension rod, and above-mentioned pulley conflict spout bottom.

A further technical scheme is that the spout includes the bellying, and above-mentioned bellying is located the inner wall of spout and is the symmetry setting, is equipped with the baffle on the bellying, and above-mentioned baffle both ends are equipped with the screw, are equipped with the mounting hole on the above-mentioned bellying, and above-mentioned mounting hole corresponds with the screw position, and the size is identical, and above-mentioned baffle is equipped with the bar mouth that is used for the extension rod to pass.

The further technical scheme is that the extension rod is fixed on the main body through a bolt.

Compared with the prior art, the beneficial effects of the utility model are one of following at least:

the utility model discloses a spout carries on spacingly, be convenient for the backplate through slider and reset spring and can stretch out and draw back when excessive pressurized, avoid the brake pressure injury passenger that produces in the twinkling of an eye, utilize the sponge board shrink to reduce the pressure that acts on the backup pad simultaneously, make its backplate itself can have certain degree cushioning effect through the elastic plate, and then under crowded environment, when the braking condition takes place, because the inertia effect, the sponge board contacts the passenger, the elastic plate shrink reduces the backup pad and bears instantaneous pressure, its backup pad is the backward shrinkage under reset spring effect, avoid excessive extrusion, reduce passenger injured risk.

The utility model discloses a flexible post carries on spacingly to mutually support with reset spring, through flexible post shrink after the pressurized, and slowly reset under the reset spring effect, further reduction reaction is to passenger's secondary injury.

The utility model discloses a bellows blocks the clearance between seat back and the backup pad, avoids the passenger to be hindered by unexpected the clamp at the in-process that the backup pad shrank.

The utility model discloses a main part is fixed, and the pulley contact spout of being convenient for through the extension rod makes the pulley remove in the spout, and its structure is convenient for clean.

The utility model discloses a boss installation baffle prevents through the baffle that the bold foreign matter in the saddle from falling into the spout, influences the device operation, and then in daily use, guarantees good availability factor, is convenient for install through mounting hole and screw simultaneously, does benefit to cleanly.

The utility model discloses a bolt fastening extension rod to convenient to dismantle and maintain.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the chute and the slider assembly of fig. 1.

Fig. 3 is a schematic view of the baffle of fig. 2.

Description of reference numerals:

1-vehicle seat, 2-seat, 3-sliding chute, 4-sliding block, 5-reset spring, 6-protective plate, 7-baffle, 201-telescopic column, 202-folding shed, 203-spongy cushion, 301-bulge, 302-mounting hole, 401-main body, 402-extension rod, 403-pulley, 404-bolt, 601-support plate, 602-elastic plate, 603-spongy plate, 701-screw hole and 702-strip-shaped opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. 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:

referring to fig. 1, an embodiment of the present invention is a guardrail for preventing excessive squeezing, including a saddle 1, a seat 2 is disposed on the saddle 1, a sliding groove 3 is disposed on a surface of the saddle 1, a sliding block 4 is disposed in the sliding groove 3, a return spring 5 is disposed on a back portion of the seat 2, a head end of the return spring 5 is connected to the seat 2, and a guard plate 6 is disposed at a tail end of the return spring 5; the limit is carried out through the sliding groove 3, the protective plate 6 can be conveniently stretched and contracted when being excessively pressed through the sliding block 4 and the reset spring 5, and the pressure generated at the moment of braking is prevented from hurting passengers;

wherein, backplate 6 includes backup pad 601, elastic plate 602, sponge board 603, and slider 4 is connected to above-mentioned backup pad 601 lower extreme, and reset spring 5 is connected to above-mentioned backup pad 601 head end, and above-mentioned backup pad 601 end-to-end connection elastic plate 602 head end, above-mentioned elastic plate 602 end-to-end connection sponge board 603, backplate 6 obtains good bearing capacity through 3 layers of structure, reduces the reaction injury to the passenger simultaneously.

Specifically, the seat 2 is an existing seat located at the junction of a standing area and a sitting area of a vehicle, a return spring of the existing seat is installed at the back of the seat 2 in a welding mode, a sliding groove 3 of the existing seat is arranged on a seat 1 in a cutting mode, the transverse direction of the sliding groove 3 is the driving direction, a supporting plate of the existing seat is a 601 metal plate, an elastic plate 602 is made of rubber, the elastic plate 602 is connected to the supporting plate 601 through hot melt rubber, a sponge plate 603 of the existing seat is an existing sponge pad, the sponge plate 603 of the existing seat is fixed on the elastic plate 602 through hot melt adhesive, the sponge plate 603 directly contacts with a passenger, the stress surface of the sponge plate 603 is attached to the contact surface of the passenger, the local pressure is reduced, the force transmission during extrusion is facilitated, the discomfort of the passenger is reduced, the protective plate 6 can have a certain degree of buffer effect through the elastic plate 602, and further, in a crowded environment, when, the elastic plate 602 can be deformed to relieve the pressure.

Example 2:

based on the above embodiment, another embodiment of the present invention is that the back of the seat 2 is provided with at least two telescopic pillars 201, the fixed ends of the telescopic pillars 201 are connected to the back of the seat 2, the contracted ends of the telescopic pillars 201 are connected to the supporting plate 601, and the telescopic pillars 201 are used for limiting and are matched with the return spring 5;

wherein, flexible post 201 is current commodity, and flexible post 201 is telescopic cylinder, when choosing for use the model, its telescopic cylinder's exhaust storehouse cross-sectional area need be greater than the storehouse of admitting air, and then realizes the effect that the fast contracting slowly returns, avoids backup pad 601 to reset fast under reset spring 5's effect, striking passenger.

Further, in order to avoid the back of the seat 2 and the supporting plate 601 from crushing the passenger during the extrusion, a folding shed 202 is arranged between the back of the seat 2 and the supporting plate 601, and a sponge mat 203 is laid on the seat surface of the seat 2, wherein the folding shed 202 is an existing commodity, so that the limbs of the passenger are prevented from directly extending into the space between the back of the seat 2 and the supporting plate 601 through the folding shed 202, and the back of the seat 2 and the supporting plate 601 are effectively prevented from crushing the passenger during the extrusion.

Example 3:

based on the above embodiment, referring to fig. 2, another embodiment of the present invention is that, in order to facilitate the movement of the slider 4 in the chute 3, the slider 4 includes a main body 401, an extension rod 402, and a pulley 403, the main body 401 is connected to a supporting plate 601, the extension rod 402 is disposed at two ends of the main body 401, the pulley 403 is installed between the extension rods 402, and the pulley 403 abuts against the bottom of the chute 3; wherein main part 401 is the metal block, accessible bolt, buckle, current connecting piece such as splint are fixed or fix at backup pad 601 lower extreme through the welded mode, its extension rod 402 is installed at main part 401 both ends, and the clearance between two extension rod 402 outsides is less than the groove width of spout 3, stretch into spout 3 with extension rod 402, and extension rod 402 lower extreme and 3 bottoms of spout have the clearance, through bearing frame installation pulley 403 between its extension rod 402, its pulley 403 is located extension rod 402 lower extreme, its pulley 403 bottom and 3 bottom contacts of spout, make pulley 403 can remove in spout 3.

Further, referring to fig. 3, in order to prevent the garbage in the seat 1 from falling into the chute 3 and affecting the operation, the chute 3 includes a protrusion 301, the protrusion 301 is located on the inner wall of the chute 3 and symmetrically arranged, the protrusion 301 is provided with a baffle 7, the protrusion 301 makes the upper width of the chute 3 larger than the lower width of the chute 3, the protrusion 301 is provided with the baffle 7, and the baffle 7 is further used to prevent the large foreign matters in the seat 1 from falling into the chute 3; meanwhile, in order not to affect the operation of the device, screw holes 701 are formed in two ends of the baffle 7, mounting holes 302 are formed in the protruding portion 301, the mounting holes 302 correspond to the screw holes 701 in position and are identical in size, the baffle 7 is provided with strip-shaped openings 702 used for the extension rods 402 to penetrate through, through the strip-shaped openings 702, through holes are formed, the transverse positions of the strip-shaped openings 702 are parallel to the transverse positions of the sliding grooves 3, the mounting holes 302 are aligned to the screw holes 701, screws are inserted into the through holes, locking and fixing are conducted, good use efficiency is guaranteed in the daily use process, meanwhile, installation is facilitated, and cleaning is facilitated.

Furthermore, in order to facilitate the disassembly and assembly, the extension rod 402 is fixed on the main body 401 through the bolt 404, through the through holes formed in the main body 1 and the extension rod 402, the through hole in the extension rod 402 corresponds to the through hole in the main body 1, the bolt 404 is inserted into the through hole, the outer wall of the extension rod 402 at two ends is abutted by the screw head and the nut of the bolt 404 to realize locking, the mode is convenient to install and disassemble, and meanwhile, the strip-shaped opening 702 through which the extension rod 402 passes is facilitated.

Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a prevent excessive extruded guardrail, includes saddle (1), be equipped with seat (2) on saddle (1), its characterized in that: the surface of the saddle (1) is provided with a sliding chute (3), a sliding block (4) is arranged in the sliding chute (3), the back of the seat (2) is provided with a return spring (5), the head end of the return spring (5) is connected with the seat (2), and the tail end of the return spring (5) is provided with a protective plate (6);

backplate (6) are including backup pad (601), elastic plate (602), sponge board (603), backup pad (601) lower extreme link block (4), reset spring (5) are connected to backup pad (601) head end, backup pad (601) end-to-end connection elastic plate (602) head end, elastic plate (602) end-to-end connection sponge board (603).

2. The over-crush resistant guardrail of claim 1 wherein: seat (2) back is equipped with two at least flexible posts (201), seat (2) back is connected to flexible post (201) stiff end, backup pad (601) is connected to flexible post (201) shrink end.

3. The over-crush resistant guardrail of claim 2 wherein: a folding shed (202) is arranged between the back of the seat (2) and the supporting plate (601), and a sponge cushion (203) is laid on the sitting surface of the seat (2).

4. The over-crush resistant guardrail of claim 1 wherein: slider (4) include main part (401), extension rod (402), pulley (403), backup pad (601) is connected in main part (401), main part (401) both ends are equipped with extension rod (402), install pulley (403) between extension rod (402), pulley (403) conflict spout (3) bottom.

5. The over-crush resistant guardrail of claim 4 wherein: spout (3) are including bellying (301), inner wall that bellying (301) are located spout (3) and be the symmetry and set up, baffle (7) are equipped with on bellying (301), baffle (7) both ends are equipped with screw (701), be equipped with mounting hole (302) on bellying (301), mounting hole (302) are corresponding with screw (701) position, and the size is identical, baffle (7) are equipped with bar mouth (702) that are used for extension rod (402) to pass.

6. The over-crush resistant guardrail of claim 4 wherein: the extension rod (402) is fixed on the main body (401) through a bolt (404).

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