CN211642181U

CN211642181U - Novel portable bus subway sucking disc self-service pull rod

Info

Publication number: CN211642181U
Application number: CN201922263414.4U
Authority: CN
Inventors: 林鹏
Original assignee: Guizhou University of Finance and Economics
Current assignee: Guizhou University of Finance and Economics
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-09
Anticipated expiration: 2029-12-17

Abstract

The utility model belongs to the technical field of public transport portable tools, in particular to a novel portable subway suction cup self-help pull rod for buses, which comprises a fixed cylinder, wherein one end of the fixed cylinder is communicated with a suction cup, a piston rod which can move along the length direction of the fixed cylinder is arranged in the fixed cylinder, one end part of the piston rod is positioned in the fixed cylinder and is connected with a piston, and the other end of the piston rod is connected with a handle after penetrating through the fixed cylinder; even being equipped with a plurality of groups of fixed orificess along the length direction of piston rod on the piston rod, being equipped with in an arbitrary set of fixed orificess and carrying out the card strip that fixes to the piston rod, the utility model discloses well self-service pull rod conveniently carries, has solved the awkward condition that takes vehicles such as bus, subway can't touch public handle when crowded to at least part of clean crowd does not want to touch public handle and provides fine substitute.

Description

Novel portable bus subway sucking disc self-service pull rod

Technical Field

The utility model belongs to the technical field of the portable instrument of public transport, the improvement on the self-service pull rod of concretely relates to bus subway.

Background

A bus is a motor vehicle carrying passengers to go out on an urban road along a fixed route with or without fixed shift time. The general shape is square, and the window is provided with a seat. The speed per hour of the bus is generally 20-30 kilometers and cannot exceed 40 kilometers. Also known as buses, buses or buses. The subway is a form of railway transportation, and refers to an urban rail transit system which is mainly operated underground, namely the underground railway or the underground railway is short for description; many such systems may be switched to ground or elevated sections of road in areas outside of urban centers in order to fit the building environment and take into account construction and operating costs. The subway is an urban rail transit system which covers various underground and overground roadways of urban areas, is special in right of way, high in density and high in traffic volume.

With the increasingly serious urban traffic jam phenomenon, more and more people choose the mode of going out by taking public transport. The bus and the subway are used as main public transport, only partial seats are arranged on the bus and the subway, and handles on the bus are limited, so that the use requirements of all people cannot be met. Meanwhile, in the prior art, the number of the handles on the buses and the subways is limited, and the number of the handles on the buses and the subways cannot meet the use requirement when the passenger carrying capacity is large; and different people use the same handle to easily cause the infection of bacteria, and the sanitary condition is not optimistic.

Consequently, in order to solve public transport means such as buses, subway quantity of handle when crowded can not satisfy the user demand, the problem that few part of clean group of close crowd do not want to touch public handle, the utility model provides a novel self-service pull rod of portable bus subway sucking disc.

Disclosure of Invention

The utility model aims at providing a height-adjustable and portable's self-service pull rod of bus subway sucking disc.

In order to realize the purpose of the utility model, the utility model adopts the technical proposal that:

a novel portable bus subway sucker self-service pull rod comprises a fixed cylinder, wherein one end of the fixed cylinder is communicated with a sucker, a piston rod capable of moving along the length direction of the fixed cylinder is arranged in the fixed cylinder, one end of the piston rod is positioned in the fixed cylinder and connected with a piston, the piston is tightly attached to the inner wall of the fixed cylinder, and the other end of the piston rod penetrates through the fixed cylinder and is connected with a handle; the piston rod is evenly provided with a plurality of groups of fixing holes along the length direction of the piston rod, and a clamping strip for fixing the piston rod is arranged in any one group of fixing holes.

Preferably, a circle of rubber sealing ring is arranged on the side wall of the piston along the circumferential direction of the piston, and the outer wall of the rubber sealing ring is in contact with the inner wall of the fixed cylinder.

Preferably, the side wall of the piston rod is provided with a rack along the length direction of the piston rod, and the rack is perpendicular to the fixing hole; the side wall of the fixed cylinder is provided with a fixed box, a gear meshed with the rack is arranged in the fixed box, and a locking mechanism for locking the gear is arranged outside the gear.

Preferably, a first fixing rod and a second fixing rod which are parallel to each other are fixed in the fixing box, and the length directions of the first fixing rod and the second fixing rod are perpendicular to the length direction of the rack; the gear is rotatably connected to the first fixing rod.

Preferably, the locking mechanism comprises a locking claw, the locking claw comprises a first part and a second part which are integrally formed, and the second fixing rod penetrates through the joint of the first part and the second part and is rotatably connected with the locking claw; the first part is connected with an electric telescopic rod which can be controlled to stretch, one end of the electric telescopic rod is fixedly connected with the fixed box, and the other end of the electric telescopic rod is fixedly connected with the outer wall of the first part; the end of the second part is snapped into the tooth groove of the gear.

Preferably, the handle outside is equipped with control button, control button and electric telescopic handle signal connection.

The utility model discloses following beneficial effect has:

1. in the utility model, the self-service pull rod can be fixed on the top plane of public transport means such as buses or subways by the sucking disc; the problem of bus or subway handle are not enough when crowded is solved, reach the effect that effectively increases or reduces the handle according to passenger volume, the user demand when satisfying crowdedly.

2. The utility model discloses in, carry out the mode of fixing to self-service pull rod through the sucking disc and can also make things convenient for carrying of self-service pull rod, satisfy the user demand that people are unwilling to touch public handle.

3. The utility model discloses in, the setting of locking mechanism can provide another kind of locking mode except that blocking the strip to the piston rod, and it is dead to carry out the automatic locking through locking mechanism to the piston rod when blocking the strip and losing or can not fill in the fixed orifices because reasons such as height, improves the convenience that self-service pull rod used, avoids losing because of the card strip and leads to self-service pull rod can not normal use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view at A;

FIG. 3 is a schematic view of the locking pawl;

the labels in the figure are: 1-a fixed cylinder; 2-a sucker; 3-a piston rod; 4-a piston; 5-handle; 6-fixing holes; 7-clamping strips; 8-rubber sealing ring; 9-a rack; 10-a stationary box; 11-a gear; 12-a first fixing bar; 13-a second fixing bar; 14-a locking pawl; 141-a first part; 142-a second portion; 15-electric telescopic rod; 16-control buttons.

Detailed Description

As shown in fig. 1, a novel portable bus subway sucker self-service pull rod comprises a fixed cylinder 1, wherein one end of the fixed cylinder 1 is communicated with a sucker 2, a piston rod 3 capable of moving along the length direction of the fixed cylinder 1 is arranged in the fixed cylinder 1, one end of the piston rod 3 is positioned in the fixed cylinder 1 and connected with a piston 4, the piston 4 is tightly attached to the inner wall of the fixed cylinder 1, and the other end of the piston rod 3 penetrates through the fixed cylinder 1 and is connected with a handle 5; a plurality of groups of fixing holes 6 are uniformly formed in the piston rod 3 along the length direction of the piston rod 3, and a clamping strip 7 for fixing the piston rod 3 is arranged in any group of fixing holes 6.

When this embodiment uses, the passenger capacity when public transport means such as bus and subway is great, and fixed handle 5 on bus and the subway can not satisfy under the condition of user demand or under the condition that people do not want to touch public handle 5, and the passenger oneself carries self-service pull rod or sets up one on bus and subway and places a section of thick bamboo, places self-service pull rod in placing a section of thick bamboo, and the passenger takes out self-service pull rod and uses when having the user demand. When the self-service pull rod is used, the sucker 2 is in contact with the top surface of a bus or a subway, then the piston rod 3 is pulled outwards, and air between the sucker 2 and the top surface of the bus or the subway is sucked out when the piston rod 3 is pulled outwards, so that the external air pressure is greater than the air pressure between the sucker 2 and the roof, the effect of suction is achieved, and the sucker 2 is stably adsorbed on the plane of the roof; then the clamping strip 7 is plugged into the fixing hole 6 closest to the end part of the fixed cylinder 1 to achieve the fixing effect; finally, the handle 5 is held by hand to achieve the using effect. When the automobile is not needed to be used, the clamping strip 7 is taken down, the piston rod 3 is pushed upwards, air enters the space between the sucker 2 and the automobile roof, the sucker 2 is separated from the automobile roof, the self-service pull rod is taken down and placed back to the placing cylinder or taken away, and the automobile is convenient to use next time. In the embodiment, the self-service pull rod can be used by fixing the self-service pull rod on the top plane of public transport means such as buses or subways through the suckers 2; the problem of bus or subway when crowded handle not enough is solved, reach the effect that effectively increases or reduces the handle according to passenger volume, the user demand when satisfying crowdedly. Meanwhile, the self-service pull rod can be conveniently carried in a fixing mode through the sucker 2, and the use requirement that people do not want to touch the public handle is met.

In this embodiment, self-service pull rod's fixed mode is not limited to adsorbing sucking disc 2 and roof plane, can also adsorb sucking disc 2 and vehicle bottom plane to use as holding up the pole with self-service pull rod.

As a further description of the above embodiment, the side wall of the piston 4 is provided with a ring of rubber seal 8 along the circumferential direction of the piston 4, and the outer wall of the rubber seal 8 contacts with the inner wall of the fixed cylinder 1.

When the self-service pull rod is used in the embodiment, external gas easily enters the space between the suction cup 2 and the car roof through the gap between the piston 4 and the inner wall of the fixed cylinder 1 in the use process of the self-service pull rod, so that the air pressure between the suction cup 2 and the car roof is gradually increased, and the self-service pull rod falls. In order to solve the problem, a circle of rubber sealing ring 8 is arranged outside the piston 4 in the embodiment, so that the outer wall of the rubber sealing ring 8 is in contact with the inner wall of the fixed cylinder 1, a sealing effect is achieved on the fixed cylinder 1, external gas is prevented from entering the space between the sucker 2 and the roof through the fixed cylinder 1, the self-service pull rod is prevented from dropping in the using process, and the stability and the safety of the self-service pull rod in the using process are guaranteed.

As a further description of the above embodiment, the side wall of the piston rod 3 is provided with a rack 9 along the length direction of the piston rod 3, and the rack 9 is arranged perpendicular to the fixing hole 6; the side wall of the fixed cylinder 1 is provided with a fixed box 10, a gear 11 meshed with the rack 9 is arranged in the fixed box 10, and a locking mechanism for locking the gear 11 is arranged outside the gear 11. A first fixing rod 12 and a second fixing rod 13 which are parallel to each other are fixed in the fixing box 10, and the length directions of the first fixing rod 12 and the second fixing rod 13 are perpendicular to the length direction of the rack 9; the gear 11 is rotatably connected to the first fixing rod 12, and the gear 11 penetrates through the side wall of the fixing cylinder 1 and then is meshed with the rack 9. The deadlocking mechanism includes a deadlocking pawl 14, and the deadlocking pawl 14 includes a first portion 141 and a second portion 142 that are integrally formed. The second fixing rod 13 penetrates through the joint of the first portion 141 and the second portion 142 and is rotatably connected with the locking claw 14. The first portion 141 is connected with an electric telescopic rod 15, one end of the electric telescopic rod 15 is fixedly connected with the fixed box 10, and the other end of the electric telescopic rod 15 is fixedly connected with the outer wall of the first portion 141. The end of the second portion 142 snaps into the tooth slot of the gear 11. And a control button 16 is arranged on the outer side of the handle 5, and the control button 16 is in signal connection with the electric telescopic rod 15.

When this embodiment uses, the length of card strip 7 is greater than the length of fixed orifices 6, guarantees that card strip 7 can play the fixed action to piston rod 3. When the card strip 7 drops or the height of a user is low, the card strip 7 cannot be plugged into the fixing hole 6 or the card strip 7 cannot be plugged into the fixing hole 6 due to crowdedness in a vehicle, the self-service pull rod cannot be fixed, and the use requirement cannot be met. To solve this problem, the present embodiment provides a locking mechanism on the self-help drawbar, which can assist in fixing the piston rod 3. Under the condition that can't use card strip 7 to fix piston rod 3, when the in-process of outside pulling piston rod 3, press the control button 16 in the handle 5 outside and start electric telescopic handle 15 extension, electric telescopic handle 15 extension drives locking claw 14 and rotates clockwise around second dead lever 13 to make the draw-in groove separation on second part 142 tip and the gear 11 of locking claw 14, gear 11 can be free rotation under the drive of rack 9. After sucking disc 2 is fixed stable, the control button 16 who presses the handle 5 outside starts electric telescopic handle 15 and shortens, electric telescopic handle 15 shortens and drives locking claw 14 around second dead lever 13 anticlockwise rotation, thereby make locking claw 14's second part 142 tip card go into in the draw-in groove of gear 11, it dies to carry out a lock to gear 11, prevent that gear 11 from rotating, thereby fix rack 9 and prevent rack 9 from taking place to remove, and then fix piston rod 3, guarantee the fixed stability of self-service pull rod. Therefore, this embodiment can be dead through locking claw 14 to the dead lock of piston rod 3 when the unable normal use of card strip 7 to guarantee the variety of the dead mode of locking in the self-service pull rod use, guarantee self-service pull rod fixed stability in the use, prevent that self-service pull rod from dropping in the use.

In this embodiment, still be provided with the battery mounting groove in the fixed box 10, install the battery in the battery mounting groove, supply power through the battery to electric telescopic handle 15.

In this embodiment, the structure that drives the dead lock claw 14 to rotate is not limited to electric telescopic handle 15, and other structures that can stretch out and draw back and drive the dead lock claw 14 clockwise and anticlockwise rotation are all can. Such as pneumatic and hydraulic cylinders, etc.

And may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel self-service pull rod of portable bus subway sucking disc which characterized in that: the self-service pull rod comprises a fixed cylinder (1), one end of the fixed cylinder (1) is communicated with a sucker (2), a piston rod (3) capable of moving along the length direction of the fixed cylinder (1) is arranged in the fixed cylinder (1), one end of the piston rod (3) is located in the fixed cylinder (1) and is connected with a piston (4), the piston (4) is tightly attached to the inner wall of the fixed cylinder (1), and the other end of the piston rod (3) penetrates through the fixed cylinder (1) and is connected with a handle (5); the piston rod (3) is uniformly provided with a plurality of groups of fixing holes (6) along the length direction of the piston rod (3), and a clamping strip (7) for fixing the piston rod (3) is arranged in any group of fixing holes (6).

2. The novel portable bus subway suction cup self-service pull rod according to claim 1, characterized in that: the side wall of the piston (4) is provided with a circle of rubber sealing ring (8) along the circumferential direction of the piston (4), and the outer wall of the rubber sealing ring (8) is in contact with the inner wall of the fixed cylinder (1).

3. The novel portable bus subway suction cup self-service pull rod according to claim 1, characterized in that: the side wall of the piston rod (3) is provided with a rack (9) along the length direction of the piston rod (3), and the rack (9) is perpendicular to the fixing hole (6); the side wall of the fixed cylinder (1) is provided with a fixed box (10), a gear (11) meshed with the rack (9) is arranged in the fixed box (10), and a locking mechanism for locking the gear (11) is arranged outside the gear (11).

4. The novel portable bus subway suction cup self-service pull rod according to claim 3, characterized in that: a first fixing rod (12) and a second fixing rod (13) which are parallel to each other are fixed in the fixing box (10), and the length directions of the first fixing rod (12) and the second fixing rod (13) are perpendicular to the length direction of the rack (9); the gear (11) is rotatably connected to the first fixing rod (12).

5. The novel portable bus subway suction cup self-service pull rod according to claim 3, characterized in that: the locking mechanism comprises a locking claw (14), the locking claw (14) comprises a first part (141) and a second part (142), and a second fixing rod (13) penetrates through the joint of the first part (141) and the second part (142) and is rotatably connected with the locking claw (14); the first part (141) is connected with an electric telescopic rod (15) which can be controlled to stretch, one end of the electric telescopic rod (15) is fixedly connected with the fixed box (10), and the other end of the electric telescopic rod (15) is fixedly connected with the outer wall of the first part (141); the end of the second part (142) is snapped into the tooth slot of the gear (11).

6. The novel portable bus subway suction cup self-service pull rod according to claim 5, characterized in that: the outer side of the handle (5) is provided with a control button (16), and the control button (16) is in signal connection with the electric telescopic rod (15).