CN111976640A

CN111976640A - Bus mechanism of breaking window fast

Info

Publication number: CN111976640A
Application number: CN202010864419.7A
Authority: CN
Inventors: 陈玉炜; 樊永胜; 熊永莲; 高豪杰; 金丽珠; 严军; 金仁瀚
Original assignee: Yancheng Institute of Technology
Current assignee: Yancheng Institute of Technology
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2020-11-24

Abstract

The invention discloses a bus rapid window breaking mechanism which comprises a hydraulic driving assembly, bases distributed around window glass, hydraulic swing arms, a first flange, a second flange, a driven swing arm, a first hammer, a second hammer, a third hammer and a fourth hammer, wherein two ends of a first rotating shaft are rotatably installed on the two bases in front through bearings, the hydraulic swing arm and the first flange are respectively fixed at two ends of the first rotating shaft in a sleeved mode, the first hammer is fixedly connected to the front end of the hydraulic swing arm, and the second hammer is fixedly connected to the front end of the first flange. The hydraulic driving assembly amplifies the driving force of the linear motor, so that the force transmitted to the hydraulic swing arm meets the requirement, the matching requirement of the driving force of a power source (the linear motor) is reduced, the mechanism is triggered when a fire disaster occurs, falls into water or is manually opened, the window breaking function is automatically, conveniently and quickly realized, and the safety of passengers in emergency is ensured.

Description

Bus mechanism of breaking window fast

Technical Field

The invention relates to the technical field of bus rapid window breaking, in particular to a bus rapid window breaking mechanism.

Background

In recent years, the holding capacity of household automobiles is increased year by year, and urban congestion is increasingly serious. To alleviate urban congestion, governments around the world encourage citizens to use public transportation for travel. Public transport trip has become a high-efficient, economic, convenient trip mode. In public transportation, buses are the most common public trip mode. However, the bus may have emergencies such as falling into water, spontaneous combustion, explosion and the like, and after the emergencies occur, the safety hammer is needed to break the window, so that the passengers can escape from the carriage in the shortest time. Modern buses mostly adopt airtight structure, and window glass is the great toughened glass of intensity, and the safety hammer that has been equipped with is the safe hammer of tip iron, needs the passenger to strike toughened glass and can break the window. The method not only needs the passengers to have larger knocking force, but also has requirements on the knocking position, and when an emergency occurs, the passengers can not necessarily break the window in a cool and calm place, so that the escape time is delayed, and potential safety hazards are caused.

Disclosure of Invention

The invention aims to provide a bus rapid window breaking mechanism to solve the problems in the background technology. The window breaking mechanism is suitable for buses, and is characterized by overcoming the defects that the conventional iron safety hammer needs larger knocking force and has specific requirements on knocking positions, quickly breaking a window in a short time and opening an escape passage for passengers. The linear motor is used as a power source, and the acting force of the motor is amplified through a hydraulic mechanism and a lever mechanism. The sensor and the controller are used for controlling the motion of the linear motor, so that the whole mechanism has the characteristics of intelligence, automation, rapidness and convenience, and the system can be ensured to damage glass in emergency, thereby ensuring the safety of passengers.

In order to achieve the purpose, the invention provides the following technical scheme:

a bus rapid window breaking mechanism comprises a hydraulic driving assembly, bases distributed around window glass, a hydraulic swing arm, a first rotating shaft, a second rotating shaft, a first flange, a second flange, a driven swing arm, a first hammer head, a second hammer head, a third hammer head and a fourth hammer head, wherein two ends of the first rotating shaft are rotatably installed on the two bases in front through bearings;

two ends of the second rotating shaft are rotatably installed on the two bases at the rear through bearings, a driven swing arm and a second flange are fixedly sleeved at two ends of the second rotating shaft respectively, a fourth hammer head is fixedly connected to the rear end of the driven swing arm, the front end of the driven swing arm is connected with the rear end of the hydraulic swing arm in a butting mode, and a third hammer head is fixedly connected to the rear end of the second flange;

first tup, second tup, third tup and fourth tup correspond four corners of window glass respectively.

Preferably, a torsion spring is further sleeved on the second rotating shaft, one end of the torsion spring is fixedly connected with the driven swing arm, and the other end of the torsion spring is fixedly connected with the corresponding base.

Preferably, the hydraulic driving assembly comprises a hydraulic oil cylinder, the hydraulic oil cylinder comprises an oil cylinder shell and a piston arranged in the oil cylinder shell in a sliding mode, the bottom of the oil cylinder shell is hinged to the vehicle body, the upper end of the piston is connected with a piston rod extending out of the oil cylinder shell, and the end portion of the piston rod is connected with the rear end of the hydraulic swing arm in a rotating fit mode through a pin bolt.

Preferably, the hydraulic drive assembly further comprises an oil supply hydraulic cylinder and an oil storage tank, the oil supply hydraulic cylinder comprises an oil supply hydraulic shell and an oil supply piston which is slidably arranged in the oil supply hydraulic shell, an oil outlet of the oil supply hydraulic shell is in butt joint with a first one-way valve, an outlet end of the first one-way valve is in butt joint with an oil inlet of the oil cylinder shell through a connecting pipe, an oil inlet of the oil supply hydraulic shell is in butt joint with a second one-way valve, an inlet end of the second one-way valve is in butt joint with an oil outlet of the oil storage tank, an oil inlet of the oil storage tank is in butt joint with a hose, and the other.

Preferably, the hydraulic drive assembly comprises a linear motor, and a telescopic rod end of the linear motor is fixedly connected with an end part of an oil supply push rod of the oil supply piston through a bolt.

Preferably, an oil supply shell base extends from the bottom of the oil supply hydraulic shell, and the oil supply shell base is fixedly connected with the vehicle body through a bolt; the bottom of the linear motor extends to form a motor base, and the motor base is fixedly connected with the vehicle body through bolts.

Preferably, an oil filling port is further formed in the oil storage tank, and an oil inlet bolt is screwed on the oil filling port.

Preferably, the signal input end of the linear motor is electrically connected with the output end of the controller, the input end of the controller is electrically connected with the smoke sensor, and the smoke sensor is installed on the roof of the bus.

Preferably, the input of controller still electricity is connected with humidity transducer, and humidity transducer installs at the bus roof.

Preferably, the input end of the controller is also electrically connected with a manual trigger switch.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention amplifies the driving force of the linear motor through the hydraulic driving component, so that the force transmitted to the hydraulic swing arm meets the requirement, and the matching requirement of the driving force of a power source (the linear motor) is also reduced.

2. According to the invention, the sizes of the hydraulic swing arm and the driven swing arm are reasonably designed, so that the acting force of the hydraulic driving assembly is amplified, the acting force of each hammer head meets the requirement of glass crushing, and the requirement of the acting force of the hydraulic driving assembly is weakened.

3. According to the invention, through optimally designing the control system of the linear motor, the automatic starting of the linear motor can be realized, and the linear motor can be automatically started in case of emergency such as fire, water fall and the like, so that the effect of the whole set of mechanism is realized, glass is finally crushed, and the safety of passengers is ensured.

4. According to the invention, through reasonable design of the size of the mechanism, 4 hammers can simultaneously act on 4 corners of the car window glass, so that the car window can be integrally broken.

Drawings

FIG. 1 is a schematic structural view of a bus rapid window breaking mechanism;

FIG. 2 is a schematic sectional structure view of a hydraulic drive assembly in a bus rapid window breaking mechanism;

fig. 3 is a schematic top view structural diagram of a hydraulic drive assembly in a bus rapid window breaking mechanism.

In the figure: 1. the hydraulic driving assembly comprises a hydraulic driving assembly, 2, a hydraulic swing arm, 3, a base, 4, a bearing, 5, a first hammer, 6, a first rotating shaft, 7, window glass, 8, a second hammer, 9, a first flange, 10, a second flange, 11, a third hammer, 12, a second rotating shaft, 13, a fourth hammer, 14 and a driven swing arm; 101. the oil cylinder comprises a cylinder shell, 102, a piston, 103, a first one-way valve, 104, an oil supply hydraulic shell, 105, an oil supply piston, 106, an oil supply shell base, 107, a linear motor, 108, a motor base, 109, a second one-way valve, 110, an oil inlet bolt, 111, an oil storage tank, 112, a hose, 113 and a ball valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a bus rapid window breaking mechanism comprises a hydraulic driving assembly 1, bases 3 distributed around a window glass 7, hydraulic swing arms 2, a first rotating shaft 6, a second rotating shaft 12, a first flange 9, a second flange 10, a driven swing arm 14, a first hammer 5, a second hammer 8, a third hammer 11 and a fourth hammer 13, wherein two ends of the first rotating shaft 6 are rotatably installed on the two bases 3 in front through bearings 4, the hydraulic swing arms 2 and the first flange 9 are respectively fixed to two ends of the first rotating shaft 6 in a sleeved mode, the first hammers 5 are fixedly connected to the front ends of the hydraulic swing arms 2, the second hammers 8 are fixedly connected to the front ends of the first flanges 9, and the rear ends of the hydraulic swing arms 2 are rotatably matched and connected with telescopic ends of the hydraulic driving assembly 1 through pin shaft bolts;

two ends of the second rotating shaft 12 are rotatably mounted on the two bases 3 at the rear through bearings 4, two ends of the second rotating shaft 12 are respectively fixedly sleeved with a driven swing arm 14 and a second flange 10, the rear end of the driven swing arm 14 is fixedly connected with a fourth hammer 13, the front end of the driven swing arm 14 is in abutting connection with the rear end of the hydraulic swing arm 2, and the rear end of the second flange 10 is fixedly connected with a third hammer 11;

the first hammer head 5, the second hammer head 8, the third hammer head 11 and the fourth hammer head 13 correspond to four corners of the window glass 7 respectively.

The hydraulic swing arm 2 is driven to rotate around the bearing 4 through the hydraulic driving assembly 1, and the first rotating shaft 6 is also driven to synchronously rotate, so that the first hammer head 5 and the second hammer head 8 are driven to press two front corners of the window glass 7;

because the front end of the driven swing arm 14 is in abutting connection with the rear end of the hydraulic swing arm 2, when the hydraulic swing arm 2 moves, the driven swing arm 14 is driven to rotate around the corresponding bearing 4, the second rotating shaft 12 is also driven to synchronously rotate, and the third hammer head 11 and the fourth hammer head 13 are driven to press two rear corners of the window glass 7;

the first hammer head 5, the second hammer head 8, the third hammer head 11 and the fourth hammer head 13 can press and break 4 corners of the window glass 7 at the same time. The window glass 7 of the modern passenger car is made of toughened glass, and has high strength, but has low strength at 4 corners and is easy to break. 4 hammers of this embodiment are in 4 corners of window glass 7, are located the position of the most fragile, and 4 hammers destroy window glass 7 back, have improved the security under the emergency greatly.

Preferably, a torsion spring is further sleeved on the second rotating shaft 12, one end of the torsion spring is fixedly connected with the driven swing arm 14, and the other end of the torsion spring is fixedly connected with the corresponding base 3. The driven swing arm 14 is driven by the elasticity of the torsion spring, so that the driven swing arm 14 always keeps colliding with the hydraulic swing arm 2.

The hydraulic driving assembly 1 comprises a hydraulic oil cylinder, the hydraulic oil cylinder comprises an oil cylinder shell 101 and a piston 102 arranged in the oil cylinder shell 101 in a sliding mode, the bottom of the oil cylinder shell 101 is hinged to a vehicle body, the upper end of the piston 102 is connected with a piston rod extending out of the oil cylinder shell 101, and the end portion of the piston rod is connected with the rear end of the hydraulic swing arm 2 in a rotating fit mode through a pin bolt. When the internal oil pressure of the cylinder housing 101 increases, the piston 102 moves outward, thereby driving the hydraulic swing arm 2.

The hydraulic driving assembly 1 further comprises an oil supply hydraulic cylinder and an oil storage tank 111, the oil supply hydraulic cylinder comprises an oil supply hydraulic shell 104 and an oil supply piston 105 which is slidably arranged in the oil supply hydraulic shell 104, an oil outlet of the oil supply hydraulic shell 105 is butted with a first one-way valve 103, an outlet end of the first one-way valve 103 is butted with an oil inlet of the oil cylinder shell 101 through a connecting pipe, an oil inlet of the oil supply hydraulic shell 104 is butted with a second one-way valve 109, an inlet end of the second one-way valve 109 is butted with an oil outlet of the oil storage tank 111, an oil inlet of the oil storage tank 111 is butted with a hose 112, and the other end of the hose 112 is butted with the oil outlet of the oil cylinder.

Hydraulic oil can flow from the oil supply hydraulic housing 104 into the cylinder housing 101 through the first check valve 103, and cannot flow from the cylinder housing 101 into the oil supply hydraulic housing 104; the oil tank 111 is connected to the oil supply hydraulic housing 104 through the second check valve 109, and after the installation is completed, the hydraulic oil can flow from the oil tank 111 into the oil supply hydraulic housing 104 through the second check valve 109, and cannot flow from the oil supply hydraulic housing 104 into the oil tank 111.

The hydraulic drive assembly 1 comprises a linear motor 107, and a telescopic rod end of the linear motor 107 is fixedly connected with an end part of an oil supply push rod of the oil supply piston 105 through a bolt. The back and forth movement of the oil supply piston 105 is driven by a linear motor 107.

An oil supply shell base 106 extends from the bottom of the oil supply hydraulic shell 104, and the oil supply shell base 106 is fixedly connected with a vehicle body through bolts; a motor base 108 extends from the bottom of the linear motor 107, and the motor base 108 is fixedly connected with the vehicle body through bolts.

An oil filling port is further formed in the oil storage tank 111, and an oil inlet bolt 110 is screwed on the oil filling port.

After the whole mechanism is assembled, the ball valve 113 is opened, the oil inlet bolt 110 is unscrewed, sufficient hydraulic oil is added into the oil storage tank 111, and air is discharged; after the hydraulic oil is filled, closing the ball valve 113, and screwing the oil inlet bolt 110; when the linear motor 107 receives the trigger signal, the linear motor makes telescopic motion to drive the oil supply piston 105 to make linear motion, and due to the combined action of the oil supply piston 105, the second one-way valve 109 and the first one-way valve 103, hydraulic oil is continuously pumped from the oil storage tank 111 to the oil supply hydraulic shell 104 and continuously enters the oil cylinder shell 101; the pressure of the hydraulic oil in the cylinder housing 101 is continuously increased to push the piston 102 to move linearly, thereby driving the hydraulic swing arm 2.

The signal input end of the linear motor 107 is electrically connected with the output end of the controller, the input end of the controller is electrically connected with a smoke sensor, and the smoke sensor is installed on the roof of the bus. The smoke sensors can be arranged at intervals of 1.5m-2m, and when smoke in the vehicle is detected, the smoke sensors can send out electric signals to the controller.

The input of controller still electricity is connected with humidity transducer, and humidity transducer installs at the bus roof. The threshold value of the humidity sensor is set to be high, so that the false alarm in a rainy and foggy day is avoided, and when the bus falling into water is monitored, the humidity sensor sends an electric signal to the controller.

And the input end of the controller is also electrically connected with a manual trigger switch. The number of the manual trigger switches can be 2-3, 1 is arranged on a driver console, and 1-2 is arranged on the vehicle body below the window glass 7 and used for manually controlling and triggering the linear motor 107.

When the controller detects that the smoke sensor has an electric signal or the humidity sensor has an electric signal or the manual trigger switch is turned on, the controller sends an electric signal to trigger the linear motor 107 to move, so that the whole mechanism acts, and the intelligent and automatic control of the whole mechanism is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 quick broken window mechanism of bus which characterized in that: comprises a hydraulic driving component (1), a base (3) distributed around a window glass (7), a hydraulic swing arm (2), a first rotating shaft (6), a second rotating shaft (12), a first flange (9), a second flange (10), a driven swing arm (14), a first hammer head (5), a second hammer head (8), a third hammer head (11) and a fourth hammer head (13), the two ends of the first rotating shaft (6) are rotatably installed on the two bases (3) in front through bearings (4), the two ends of the first rotating shaft (6) are respectively fixedly sleeved with a hydraulic swing arm (2) and a first flange (9), the front end of the hydraulic swing arm (2) is fixedly connected with a first hammer (5), the front end of the first flange (9) is fixedly connected with a second hammer (8), and the rear end of the hydraulic swing arm (2) is rotatably matched and connected with the telescopic end of the hydraulic driving assembly (1) through a pin bolt;

two ends of the second rotating shaft (12) are rotatably mounted on the two bases (3) at the rear through bearings (4), a driven swing arm (14) and a second flange (10) are respectively fixedly sleeved at two ends of the second rotating shaft (12), a fourth hammer (13) is fixedly connected to the rear end of the driven swing arm (14), the front end of the driven swing arm (14) is connected with the rear end of the hydraulic swing arm (2) in an abutting mode, and a third hammer (11) is fixedly connected to the rear end of the second flange (10);

the first hammer head (5), the second hammer head (8), the third hammer head (11) and the fourth hammer head (13) correspond to four corners of the window glass (7) respectively.

2. The bus rapid window breaking mechanism according to claim 1, characterized in that: and a torsion spring is further sleeved on the second rotating shaft (12), one end of the torsion spring is fixedly connected with the driven swing arm (14), and the other end of the torsion spring is fixedly connected with the corresponding base (3).

3. The bus rapid window breaking mechanism according to claim 1, characterized in that: the hydraulic driving assembly (1) comprises a hydraulic oil cylinder, the hydraulic oil cylinder comprises an oil cylinder shell (101) and a piston (102) arranged in the oil cylinder shell (101) in a sliding mode, the bottom of the oil cylinder shell (101) is hinged to a vehicle body, the upper end of the piston (102) is connected with a piston rod extending out of the oil cylinder shell (101), and the end portion of the piston rod is connected with the rear end of the hydraulic swing arm (2) in a rotating fit mode through a pin bolt.

4. The bus rapid window breaking mechanism according to claim 3, characterized in that: the hydraulic drive assembly (1) further comprises an oil supply hydraulic cylinder and an oil storage tank (111), the oil supply hydraulic cylinder comprises an oil supply hydraulic shell (104) and an oil supply piston (105) which is arranged in the oil supply hydraulic shell (104) in a sliding mode, an oil outlet of the oil supply hydraulic shell (105) is butted with a first one-way valve (103), an outlet end of the first one-way valve (103) is butted with an oil inlet of the oil cylinder shell (101) through a connecting pipe, an oil inlet of the oil supply hydraulic shell (104) is butted with a second one-way valve (109), an inlet end of the second one-way valve (109) is butted with an oil outlet of the oil storage tank (111), an oil inlet of the oil storage tank (111) is butted with a hose (112), and the other end of the hose (112) is butted with the oil outlet of the oil cylinder shell.

5. The bus rapid window breaking mechanism according to claim 4, characterized in that: the hydraulic drive assembly (1) comprises a linear motor (107), and the telescopic rod end of the linear motor (107) is fixedly connected with the end part of an oil supply push rod of an oil supply piston (105) through a bolt.

6. The bus rapid window breaking mechanism according to claim 5, characterized in that: an oil supply shell base (106) extends from the bottom of the oil supply hydraulic shell (104), and the oil supply shell base (106) is fixedly connected with a vehicle body through a bolt; the bottom of the linear motor (107) extends to form a motor base (108), and the motor base (108) is fixedly connected with the vehicle body through bolts.

7. The bus rapid window breaking mechanism according to claim 4, characterized in that: an oil filling port is further formed in the oil storage tank (111), and an oil inlet bolt (110) is screwed on the oil filling port.

8. The bus rapid window breaking mechanism according to claim 5, characterized in that: the signal input end of the linear motor (107) is electrically connected with the output end of the controller, the input end of the controller is electrically connected with a smoke sensor, and the smoke sensor is installed on the roof of the bus.

9. The bus rapid window breaking mechanism according to claim 8, characterized in that: the input of controller still electricity is connected with humidity transducer, and humidity transducer installs at the bus roof.

10. The bus rapid window breaking mechanism according to claim 8, characterized in that: and the input end of the controller is also electrically connected with a manual trigger switch.