JP6449515B1 - Smoking body - Google Patents

Abstract

[Purpose] While smoking enthusiasts get on and smoke comfortably in the car, sidestream smoke is filtered and released to the outside in a clean state, and the inside of the car is kept clean at all times. To provide a body exclusively for smoking that can prevent sidestream smoke from leaking from the doorway.
[Configuration] An outside air suction device 3 that allows outside air to flow into the interior of the vehicle body 1, a smoke collection suction portion 21 that collects and sucks sidestream smoke into the ceiling 12 of the vehicle body 1, and sidestream smoke A sidestream smoke filtering device 2 having a filtering part 22 for filtering and an exhaust part 23 for discharging the filtered sidestream smoke to the outside of the car body part 1, and an entrance / exit 13 provided with an opening / closing door 17 of the car body part 1. And a sidestream smoke external splash prevention device A for jetting air around the opening 13a of The sidestream smoke external splash prevention device A is configured such that air is ejected toward the interior of the vehicle body 1.
[Selection] Figure 2

Description

  While the smoking enthusiast gets on and smokes comfortably in the vehicle, the present invention filters the second-hand smoke and releases it to the outside in a clean state and keeps the inside of the vehicle always clean. It is related with the smoking exclusive vehicle body which can prevent the sidestream smoke from leaking from the doorway.

In recent years, smoking cessation has become more and more regulated in each place, region, city, town and village and internationally for environmental and health conservation.
Smoking in daily life and work has been banned. However, a smoking act, which is one of the tastes while moving by car and feeling the scene, is irreplaceable for tobacco lovers.

  In particular, from a smoking enthusiast's point of view on a bus tour to a tourist spot, smoking a cigarette while appreciating the spectacular scenery would not seem to have a comfortable feeling. However, even for smokers, an environment in which many passengers smoke in a closed room of a bus and are full of sidestream smoke is not desirable, and will want to smoke in a clean car. .

  Also, when getting on and off at the bus stop, bus stop or service area, the leakage of sidestream smoke inside the bus will cause the sidestream smoke to be scattered outside, which may be annoying for non-smokers nearby. become. In order to improve the smoking environment in the bus at the same time as there is no inconvenience to non-smokers outside the vehicle, Patent Document 1 exists.

JP 2001-213146 A

  In Patent Document 1, a smoking room equipped with an exhaust device is newly grounded in a bus car. In other words, a large-scale refurbishment is performed on a normal bus, and other spaces of the bus are narrowed by the space occupied by the smoking room itself. Therefore, the object of the present invention is to solve such problems and to filter or purify the sidestream smoke in the bus car while discharging it to the outside of the bus while making the inside of the bus car very simple. Filtered by a sidestream smoke filter and discharged (discharged) outside the vehicle in a clean state, and at the same time, the interior of the vehicle was always kept clean, and when getting on and off from the bus entrance, even if the doors were open, they remained in the bus vehicle. It is to provide a special body for smoking that prevents the sidestream smoke from leaking outside.

  Accordingly, as a result of earnest and research in order to solve the above problems, the inventor has applied the invention of claim 1 to an outside air inhaler for flowing outside air into the interior of the vehicle main body and a ceiling of the vehicle main body. A smoke collection and suction part that collects and sucks sidestream smoke, a filtration part that filters the sidestream smoke sucked in the smoke collection and suction part, and the filtered sidestream smoke outside the vehicle body part. A sidestream smoke filtering device having an exhaust section for discharging, and a sidestream smoke outside splash prevention device for jetting air around an opening of an entrance / exit provided with an opening / closing door of the vehicle main body, and the outside of the sidestream smoke The pop-out prevention device solves the above-mentioned problems by adopting a smoking-dedicated vehicle body in which air is ejected toward the interior of the vehicle main body.

  The invention according to claim 2 is the smoking-dedicated vehicle body according to claim 1, wherein the sidestream smoke external splash prevention device includes a blower pipe and a blower for sending air to the blower pipe, The above-described problem has been solved by providing a smoking-dedicated vehicle body provided with a plurality of jet outlets for injecting air into the interior of the vehicle body. The invention according to claim 3 is the smoking-dedicated vehicle body according to claim 2, wherein the blower pipe is a smoking-dedicated vehicle body configured in an annular shape arranged around the periphery of the opening of the entrance / exit. Solved.

  The invention according to claim 4 is the smoking-dedicated vehicle body according to claim 2, wherein the blast pipe is a smoking-dedicated vehicle body configured in a gate shape arranged along the periphery of the opening of the entrance / exit. Solved the problem. The invention according to claim 5 is the smoking-dedicated vehicle body according to claim 2, wherein the blower pipe is configured as two pillars arranged vertically on both sides in the width direction around the opening of the doorway. By using a vehicle body, the above problems were solved.

  According to a sixth aspect of the present invention, in the smoking-dedicated vehicle body according to the second aspect, the blower pipe is configured in two columnar shapes arranged vertically on both sides in the width direction around the opening of the entrance and exit. The above-mentioned problem has been solved by providing a smoking-dedicated vehicle body having a configuration in which a communication pipe that allows air to flow is connected to the lower end of the blower pipe.

  According to a seventh aspect of the present invention, in the smoking-dedicated vehicle body according to any one of the first, second, third, fourth, fifth, and sixth aspects, the auxiliary body is disposed near the outer end of the tread surface of the staircase provided at the entrance. The above-described problem has been solved by providing a smoke-only external splash prevention device, which is a smoking-specific vehicle body that blows air toward the interior side of the vehicle body. According to an eighth aspect of the present invention, in the vehicle body exclusively for smoking according to any one of the first, second, third, fourth, fifth, sixth, and seventh aspects, the outside air suction device includes a front surface of the vehicle main body and the vehicle. The above-described problem has been solved by providing a smoking-dedicated vehicle body provided on the outer upper surface of the main body.

  The invention according to claim 9 is the smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6 or 7, wherein the outside air intake device is provided on the front side of the vehicle main body. The above-mentioned problem has been solved by using the sidestream smoke filtering device as a smoking-dedicated vehicle body provided on the rear side of the vehicle main body.

  The invention according to claim 10 is the smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6 or 7, wherein the outside air intake device is provided on the rear side of the vehicle body. The above-mentioned problem has been solved by using the sidestream smoke filtering device as a smoking-dedicated vehicle body provided on the front side of the vehicle main body.

  The invention according to claim 11 is the smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle body is a bus specification. The above-mentioned problem was solved by using a car body exclusively for smoking. The invention according to claim 12 is the smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle body is a trailer house specification. The above-mentioned problem was solved by using a dedicated smoking body. The invention according to claim 13 is the smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle main body is a container specification. The above-mentioned problem was solved by using a car body exclusively for smoking.

  According to the first aspect of the present invention, a passenger who prefers smoking in the vehicle main body is inhaled by the smoke collection suction portion for collecting and sucking the sidestream smoke on the ceiling portion of the vehicle main body, and the smoke collection suction portion. Filter the second-stream smoke outside the vehicle with a filtration unit that filters the second-stream smoke and a second-stream smoke filter that discharges (discharges) the second-stream smoke to the outside of the car body after it is clean. At the same time, the interior of the car body can be smoked comfortably in a clean environment.

  In addition, when the passenger leaves the parking area in the parking area, air is directed toward the indoor side of the vehicle body by the sidestream smoke outside jump prevention device even when the bus door is open. Is ejected. This eruption of air acts to push (close) the sidestream smoke in the room into the interior of the car body, thus preventing the sidestream smoke from leaking out of the vehicle body and quitting around the car body. No annoyance or discomfort caused by sidestream smoke of tobacco.

  In the second aspect of the invention, the sidestream smoke outside splash prevention device includes a blower pipe and a blower for sending air to the blower pipe, and the blower pipe is provided with a jet outlet, so that it is only around the entrance / exit of the bus. A sidestream smoke outside splash prevention device will be installed. As a result, the sidestream smoke filtering device itself occupies only the periphery of the entrance / exit of the vehicle main body, and does not occupy part of the cabin space in the interior of the vehicle main body to make it narrow. Therefore, the passenger space in the vehicle main body can be used effectively.

  In the invention of claim 3, the blower pipe is configured in an annular shape arranged along the periphery of the opening of the entrance and exit, so that the air blown into the blower pipe circulates along the blower pipe, and is stable and uniform. Therefore, the air can be blown with a proper wind speed and air volume, so that the air injection from all the injection ports can be improved. In the invention of claim 4, the blower pipe is configured in a gate shape arranged along the periphery of the opening of the entrance / exit, whereby the shape and structure of the blower pipe can be simplified, and the manufacturing cost can be kept low. It can be easily installed in the opening of the doorway.

  In the invention of claim 5, the blower pipe is configured in two columnar shapes arranged in the vertical direction on both sides in the width direction around the opening of the entrance / exit, so that the interval between the two columnar blower pipes is appropriately set. Because it can be adjusted, when installing it at the entrance / exit of the car body, it can be installed on both sides in the width direction of the entrance / exit for vehicle types with different entrance / exit width dimensions, and the installation of air ducts The degree of freedom can be given to the conditions.

  In the invention of claim 6, the blower pipe is configured in two columnar shapes arranged vertically on both sides in the width direction around the opening of the entrance and exit, and air is circulated by connecting both to the lower ends of both columnar blower pipes. By adopting a configuration in which a communication pipe that can be freely provided is provided, air can be sent by one blower to two pillar-shaped blow pipes, and the structure can be simplified. According to the seventh aspect of the present invention, a sidestream smoke external splash prevention device is provided in the vicinity of the outer end of the tread surface of the staircase provided at the doorway, and the sidestream smoke exterior splash prevention device is directed toward the interior side of the vehicle body. By adopting a configuration that ejects air, it is possible to more strongly prevent the sidestream smoke in the bus room from leaking out of the vehicle when the doorway is open.

  According to the eighth aspect of the present invention, the outside air suction device is provided on the front surface of the vehicle main body and the outer upper surface of the vehicle main body, so that the sidestream smoke in the vehicle main body can be quickly filtered and washed. be able to. According to a ninth aspect of the present invention, the outside air suction device is provided on the front side of the vehicle main body, and the sidestream smoke filtering device is provided on the rear side of the vehicle main body. The outdoor air suction device is provided on the rear side of the vehicle body portion, and the sidestream smoke filtering device is provided on the front side of the vehicle body portion, thereby filtering the sidestream smoke in the interior of the vehicle body portion. Cleaning can be performed extremely efficiently.

  In the invention of claim 11, since the vehicle body portion is configured as a bus specification, the passenger body can be moved only to a smoking enthusiast and can be moved to almost any place by the vehicle body portion itself. Can be made comfortable. In the twelfth aspect of the present invention, since the vehicle body portion is configured to have a trailer house specification, a power source such as an engine is not required in the vehicle body portion, and the manufacturing cost can be kept low. In the invention of claim 13, since the vehicle body portion is configured as a container specification, it can be manufactured and provided at a low price because it is a container type that does not include a tire in the smoking-dedicated vehicle body of the present invention. Storage space can be reduced.

(A) is a partial cross-sectional view showing the configuration of the present invention and a side view of a car body with a cut-out bus specification, (B) is a cross-sectional view taken along arrow X1-X1 in (A), and (C) is one of (A). The Y1-Y1 arrow figure which cut off part, (D) is the Y2-Y2 arrow sectional drawing of (A). (A) is the principal part perspective view which abbreviate | omitted one part of embodiment which provided the sidestream smoke filter apparatus in the front side of the vehicle main-body part, (B) provided the sidestream smoke filter apparatus in the front side of the vehicle body part. FIG. 4C is a partially cutaway side view of an essential part of the embodiment in which an external air suction device is provided on the front side of the vehicle body. (A) is the figure made into the partial cross section which shows the structure of 1st Embodiment of a sidestream smoke external splash prevention device, (B) is Y3-Y3 arrow sectional drawing of (A), (C) is (A). Is a cross-sectional view taken along arrow X2-X2. (A) is the figure made into the partial cross section which shows the structure of the modification of 1st Embodiment of a sidestream smoke outside splash prevention apparatus, (B) is the structure of 2nd Embodiment of a sidestream smoke outside splash prevention apparatus. The figure which made the partial cross section which shows, (C) is the figure made the partial cross section which shows the structure of the modification of 2nd Embodiment of a sidestream smoke outside splash prevention apparatus, (D) is the sidestream smoke outside splash. It is the figure made into the partial cross section which shows 3rd Embodiment of a prevention device. (A), (B) is sectional drawing which shows embodiment of the air ejection part of a sidestream smoke external splash prevention apparatus. (A) The side view which made the vehicle main-body part of this invention the partial cross section of embodiment which used the trailer house specification, (B) made the vehicle main-body part of this invention the partial cross section of embodiment which made the container specification. It is a side view. (A) is a side view showing a state in which the sidestream smoke in the vehicle body is exhausted to the outside of the vehicle body while being filtered by the sidestream smoke outside splash prevention device, and (B) is a sidestream smoke outside splash. FIG. 4C is a cross-sectional plan view showing a state in which the sidestream smoke is prevented from leaking out to the outside of the vehicle main body by the prevention device, (C) is the sidestream smoke outside the vehicle main body by the sidestream smoke outside splash prevention device. It is a vertical front view which shows the state which is preventing leaking out.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention relates to a dedicated vehicle body on which passengers, passengers and the like who are smokers (smoking enthusiasts) board. This type of vehicle body is mainly a bus, and is usually of a sightseeing bus specification (see FIG. 1). Moreover, the salon car specification may be used for the vehicle body.

  Furthermore, the vehicle body is not equipped with a traveling device itself, but is of a specification that is towed by a trailer truck 81. Specifically, there is a vehicle that has a trailer house specification (see FIG. 6A). ]. Furthermore, there is a container specification in which the vehicle body is not equipped with wheels (see FIG. 6B). This container specification is loaded on the truck bed.

  As described above, the vehicle body of the present invention is preferably a normal tourist bus type vehicle, and in the following description, it will be described as a salon car type tourist bus in the category of a tourist bus. It should be noted that a power system such as an engine and a transmission is omitted for the vehicle body as a bus shown throughout the drawings, and the vehicle body structure is also partially omitted and simplified than the actual vehicle structure.

  The vehicle main body 1 is provided with a floor 11, a ceiling 12, and an entrance / exit 13 in the room. The interior of the vehicle main body 1 exists on the floor 11 and includes a seat 14 and a table 15. There are seats 14 arranged in the same direction toward the front side of the vehicle body 1 or in a facing type (see FIGS. 1A and 1B).

  A cockpit 16 is provided at a position in front of the vehicle body 1 and includes a dashboard 16a provided with instruments, an operating device for a handle 16b, and a driver's seat 16c [FIGS. 1 (A) to (C). )reference〕. The entrance 13 of the vehicle main body 1 is provided adjacent to the cockpit 16 in the vehicle body width direction on the front side of the vehicle body (see FIGS. 1A to 1C). The entrance / exit 13 is provided with a stepped portion 18, and the stepped portion 18 is connected to the position of the floor portion 11 from the step plate 18 b of the opening 13 a of the entrance / exit 13. It is.

  The doorway 13 is provided with an open / close door 17. The open / close door 17 is of a slide type and closes the entrance 13 so as to close the opening 13 a of the entrance 13. The open / close door 17 has a known open / close mechanism (not shown). The open / close door 17 slightly protrudes from the opening 13a to the outer surface side of the vehicle main body 1 through the open / close arm, which is the open / close mechanism. It slides to the rear of the part 1 (see FIGS. 1B and 1C).

  A sidestream smoke filtering device 2 is provided on the upper portion of the vehicle body 1 (see FIGS. 1A, 1D, and 2). The sidestream smoke filtration device 2 includes a smoke collection suction part 21, a filtration part 22, and an exhaust part 23. The smoke collection suction part 21 and the filtration part 22 are attached to the ceiling part 12 in the interior of the vehicle body part 1. Specifically, the smoke collection suction part 21 is provided on the lower surface side of the ceiling part 12, and is filtered. The portion 22 is provided between the ceiling portion 12 and the upper surface of the vehicle body portion 1.

  The exhaust part 23 is exposed to the outside from the upper surface of the vehicle body part 1 (see FIGS. 1A, 1D, and 2). The smoke collection / intake unit 21, the filtering unit 22 and the exhaust unit 23 are provided with a fan that is electrically driven, and moves the sidestream smoke in the vehicle body unit 1 by the rotation of the fan. And the sidestream smoke by the smoker in the interior of the vehicle body part 1 is sucked from the smoke collecting and sucking part 21, and then filtered by the filtering part 22, washed (cleaned), and made into clean air. This has a structure that passes through the exhaust part 23 and is discharged to the outside of the vehicle body part 1.

  Further, as described above, the air contaminated by the sidestream smoke in the vehicle body 1 by the sidestream smoke filtering device 2 is discharged to the outside of the vehicle body 1 in a clean state. In the room, it is possible to present a comfortable smoking environment for the smoker, and at the same time, it is possible to prevent the outside air from being polluted. In the description of the present invention, filtered sidestream smoke refers to air (gas) that has been cleaned by removing harmful substances from normal sidestream smoke.

  Next, the vehicle body 1 is provided with an outside air suction device 3 (see FIGS. 1A, 1C, 1D, and 2). The outside air inhaler 3 serves to allow outside air to flow into the vehicle body 1. The outside air inhaler 3 includes a type that is mounted on the upper surface of the vehicle body 1 and a type that is mounted on the front side of the vehicle body 1, and both types or any one type are provided. (See FIGS. 1 and 2).

  The outside air suction device 3 includes an outside air intake unit 31 and an outside air chamber supply unit 32 (see FIGS. 1A, 1D, and 2). The outside air intake 31 serves to take in the outside air of the vehicle body 1, and the outside air indoor supply unit 32 serves to take in the outside air taken in from the outside air intake 31 into the room of the vehicle body 1. Further, by taking outside air into the room, it also serves to promote efficient operation of sending out air contaminated with sidestream smoke to the sidestream smoke filtration device 2 [FIG. 7A]. reference〕.

  In the type that is mounted on the upper surface of the vehicle body 1, the outside air intake unit 31 is mounted on the upper surface outside the ceiling 12 of the vehicle body 1. The outside air indoor supply section 32 is mounted on the lower surface side of the ceiling section 12 in the room of the vehicle body section 1 [see FIG. 1 (A), FIG. 2 (C)]. In the type that is mounted on the front side of the vehicle main body 1, the outside air intake portion 31 is at a position below the cockpit 16 on the front of the vehicle main body 1. In addition, the outside air suction device 3 is provided at a position on the front side of the vehicle main body 1, and the sidestream smoke filter device 2 is provided on the rear side of the vehicle main body 1 [see FIGS. 1A and 1D]. .

  The outside air inhalation operation by the outside air inhaler 3 may be performed by an electric fan provided in the outside air inhaler 3 or may be naturally inhaled by traveling of the vehicle body 1 itself. Moreover, the sidestream smoke filter apparatus 2 may be provided in the front side of the vehicle main body part 1 (refer FIG.2 (C)). The installation positions of the sidestream smoke filtration device 2 and the outside air suction device 3 on the vehicle main body 1 may be installed at appropriate positions according to the design requirements of the vehicle main body 1.

  Next, the sidestream smoke outside splash prevention device A will be described. The secondary smoke outside splash prevention device A is provided at the entrance / exit 13 of the vehicle body 1 (see FIGS. 1A to 1C and FIG. 2). The sidestream smoke outside splash prevention device A is composed of a blower pipe 4 and a blower 5. The blower pipe 4 is composed of a pipe main body 41 and an air ejection part 42, and the air ejection part 42 is provided in the pipe main body 41 (see FIGS. 2 and 3). The compressed air produced by the blower 5 flows inside the pipe main body 41 of the blower pipe 4, and this air is jetted from the air jetting part 42 (see FIGS. 2 and 3).

  The ejection direction of the air ejected from the air ejection part 42 is directed from the opening 13a of the entrance / exit 13 toward the interior of the vehicle body 1 (see FIGS. 3B and 3C). As a result, the sidestream smoke external splash prevention device A creates a protective film or a barrier wall by the jetted air at the opening 13a of the entrance 13 of the vehicle body 1 and closer to the indoor side. By the protective film or the barrier wall by the blown air, the sidestream smoke in the room of the vehicle body 1 is confined in the room so that the sidestream smoke does not leak out of the body 1.

  In other words, when the vehicle body such as a bus stops or parks for the purpose of a break or the like, the sidestream smoke outside splash prevention device A opens the door 17 and opens the door 17 so that passengers get on and off. It serves to prevent the sidestream smoke from leaking out of the vehicle body 1 (see FIGS. 7B and 7C). Moreover, when a passenger gets in and out of the entrance / exit 3 of the vehicle main body part 1, it also has a role which shakes off the dirt adhering to a passenger's clothes with the jet air of the sidestream smoke external splash prevention device A.

  Here, with respect to the activation of the sidestream smoke external splash prevention device A, the blower 5 is started at the same time when the open / close door 17 is opened, and air ejection is started, and a protective film (wall) is formed by the ejected air. Alternatively, the blower 5 may be started from the cockpit 16 by the driver's operation, and air ejection may be started to form a protective film (wall) by the ejected air.

  As described above, the blower pipe 4 is a pipe line and is arranged around the opening of the entrance / exit 13. There are a plurality of embodiments of the sidestream smoke external splash prevention device A depending on the configuration of the blower pipe 4. In the first embodiment, as shown in FIG. 3 (A), the tube main body 41 of the blower tube 4 has a ring shape, and the circumferential shape of the opening 13a surrounds the opening 13a. And is configured to be slightly larger than the periphery of the opening 13a.

  The blower pipe 4 and the blower 5 communicate with each other through the communication portion 51 at one place, and send air generated by the blower 5 into the blower pipe 4. Then, the air sent into the blower pipe 4 flows so as to circulate in the ring-shaped blower pipe 4, and in the process, the air (compressed state) is jetted out.

  The cross-sectional shape orthogonal to the duct direction of the blower pipe 4 is a quadrangular shape or a circular shape, and a plurality of air ejection portions 42 are provided [see FIGS. 3B and 3C]. In the first embodiment, as described above, the blower pipe 4 is formed in a ring shape. The blower pipe 4 is composed of two parallel vertical pipe sections 41a and 41a, an upper horizontal pipe section 41b positioned above, and a lower horizontal pipe section 41c positioned below (see FIG. 3).

  The upper horizontal pipe portion 41b is configured such that the upper and lower ends of both vertical pipe portions 41a and 41a communicate with each other, and the lower horizontal pipe portion 41c is the lower end of the vertical pipe portions 41a and 41a in the vertical direction. These are configured to communicate with each other, and these are continuous as an air flow path, and the air sent by the blower 5 circulates.

  The tube main body 41 is provided with a plurality of air ejection portions 42. The air ejection part 42 is configured to eject toward the room side of the vehicle body part 1. More specifically, the compressed air is ejected in an inclined direction toward the inside of the room with respect to the surface direction of the opening 13a of the inlet / outlet 13 [FIG. See C)].

  When the tube main body 41 has a rectangular cross section, the side surface near the opening 13a of the doorway 13, that is, the inner peripheral surface of the tube main body 41 is referred to as an inner peripheral surface 41n (see FIG. 3). The inner peripheral side surface 41n is provided in each of the vertical pipe part 7a, the upper horizontal pipe part 7b, and the lower horizontal pipe part 7c (see FIGS. 3B and 3C).

  The inner peripheral side surface 41n is configured to gradually expand from the outdoor side of the doorway 13 toward the indoor side. That is, the inner peripheral side surface 41n of the tube main body 41 is a surface that expands in the width direction and the vertical direction of the doorway 13 from the outdoor side toward the indoor side (see FIGS. 3B and 3C). The air ejection portion 42 can eject air in the inclined direction toward the indoor side of the vehicle body 1 on the inclined inner peripheral side surface 41n.

  In addition, in the case where the cross section of the tube main body portion 41 has a substantially square shape (including a rectangular shape), the inner peripheral side surface 41n does not incline from the outdoor side toward the indoor side, and with respect to the opening 31 of the entrance 3 It is a plane that becomes a right angle. And the pipe body part 41 is made thick, and the air ejection part 42 which becomes an inclined through-hole from the outer side toward the indoor side with respect to the inner peripheral side surface 41n of the pipe body part 41 is formed. Yes (see FIG. 5A).

  There is also a tube body 41 having a circular cross section (see FIG. 5B). There is a type in which the air ejection part 42 includes a cylindrical nozzle 42a having a small diameter tubular shape (see FIG. 5B). The cylindrical nozzle 42 a is formed to be inclined with respect to the tube main body 41 from the outdoor side toward the indoor side.

  Air compressed by the blower 5 is fed into the tube main body 41, and the air ejected from the plurality of air ejection portions 42 is formed in the vicinity of the opening 13 a of the inlet / outlet 13 with a protective film or barrier wall made of air on the indoor side. And an air film is formed. By this air-protective film-like or protective wall-like air film, the sidestream smoke in the interior of the vehicle body 1 is confined in the room and does not leak out of the interior of the vehicle body 1. 1 (see FIGS. 7B and 7C).

  As a modified example of the first embodiment of the sidestream smoke external splash prevention device A, the blower pipe 4 is configured in an annular shape, and the air ejection part 42 is provided in the vertical pipe parts 41a and 41a, and The air jet part 42 is not provided in the horizontal pipe part 41b and the lower horizontal pipe part 41c [refer FIG. 4 (A)].

  Next, in the second embodiment of the auxiliary airflow outside splash prevention device A, the pipe main body portion 41 of the blower pipe 4 is configured in a gate shape arranged along the periphery of the opening 13a of the entrance / exit 13. [Refer FIG. 4 (B)]. That is, the pipe body 41 is composed of the vertical pipe parts 41a and 41a and the upper horizontal pipe part 7b, and the lower horizontal pipe part 7c does not exist [see FIG. 4 (B)]. In addition, the sidestream smoke outside splash prevention apparatus A used for the smoking exclusive vehicle body made into the bus specification in FIGS. 1, 2, 6, and 7 is the sidestream smoke outside splash prevention apparatus of the second embodiment. A is used. Moreover, the sidestream smoke outside splash prevention apparatus A in a smoking exclusive vehicle body is not limited to use of any embodiment.

  As a modified example of the second embodiment of the sidestream smoke external splash prevention device A, there is one in which the air duct 4 is configured in a reverse gate shape or a U-shape (see FIG. 4C). That is, the pipe body 41 is composed of the vertical pipe parts 41a and 41a and the lower horizontal pipe part 7c, and the upper horizontal pipe part 7b does not exist. The upper horizontal duct portion 7b and the lower horizontal duct portion 7c may or may not be provided with the air ejection portion 42.

  Next, in the modified example of the third embodiment of the sidestream smoke external splash prevention device A, the blower pipe 4 has two columnar configurations. Specifically, two columnar blower pipes 4 arranged in the vertical direction are arranged on both sides in the width direction around the opening 13a of the entrance 13. That is, the pipe main body 41 is constituted by two vertical pipe sections 41a and 41a [see FIG. 4 (D)]. And the air blowers 5 and 5 are individually provided with respect to each of both the vertical pipe parts 41a and 41a.

  In addition, in the third embodiment of the sidestream smoke external splash prevention device A, a communication pipe 43 may be provided between the two vertical pipe sections 41a and 41a [FIG. See section]. The communication pipe 43 is provided above or below the both vertical pipe sections 41a, 41a or at an intermediate position in the vertical direction, and communicates both the vertical pipe sections 41a, 41a so that air can flow. The communication pipe 43 is provided with the communication pipe 43 in both the vertical pipe sections 41a, 41a, and the blower 5 may be provided in either one of the two vertical pipe sections 41a, 41a, and one blower 5 is provided. The configuration of the third embodiment of the sidestream smoke external emission preventing device A can be simplified.

  There is also an embodiment in which the sidestream smoke external splash prevention device A is provided in the vicinity of the outer end of the tread surface 18 a of the stepped portion 18 provided at the entrance 13. In this embodiment, it arrange | positions so that the rod-shaped ventilation pipe | tube 4 may lie along the width direction of the tread 18a. The blower pipe 4 is provided with a plurality of air ejection portions 42.

  The vehicle body 1 of the present invention has a bus specification or a trailer house specification. In the case where the car body unit 1 has a bus specification, a sightseeing bus specification or a salon car specification exists. In addition, when the vehicle body 1 has a trailer house specification, the specification is pulled by the trailer truck 81 (see FIG. 6A).

Furthermore, there exists what made the vehicle main-body part 1 the container specification [refer FIG.6 (B)]. The vehicle body 1 having a container specification does not include wheels such as tires. The vehicle body portion 1 having a container specification can be manufactured and provided at a low price, and can be reduced in storage space. In the case where the vehicle main body 1 has a container specification, a low floor specification truck 82 (for example, a container truck) is used.

A ... Secondary smoke prevention device, 1 ... Car body, 13 ... Entrance / exit, 13a ... Opening,
18a ... tread surface, 2 ... sidestream smoke filtration device, 21 ... smoke collection suction part, 22 ... filtration part,
DESCRIPTION OF SYMBOLS 23 ... Exhaust part, 3 ... Outside air suction device, 4 ... Blower pipe, 43 ... Communication pipe, 5 ... Blower.

Claims (13)

  An outside air suction device that allows outside air to flow into the interior of the vehicle body, a smoke collection and suction portion that collects and sucks sidestream smoke at the ceiling of the vehicle body, and a secondary air sucked by the smoke collection and suction portion A sidestream smoke filter device having a filtering part for filtering the flowing smoke and an exhaust part for discharging the filtered sidestream smoke to the outside of the vehicle body part, and an opening of an entrance / exit provided with an opening / closing door of the car body part A sidestream smoke external ejection preventing device that ejects air to the surroundings, and the sidestream smoke external ejection preventing device is configured such that air is ejected toward the interior of the vehicle main body. A body exclusively for smoking.   2. The smoking exclusive vehicle body according to claim 1, wherein the sidestream smoke external jump prevention device includes a blower pipe and a blower that sends air to the blower pipe, and the blower pipe is disposed on the indoor side of the vehicle main body. A vehicle body exclusively for smoking characterized by being provided with a plurality of outlets for injecting air.   The smoking exclusive vehicle body according to claim 2, wherein the blower pipe is configured in an annular shape arranged around the periphery of the opening of the entrance / exit.   The smoking exclusive vehicle body according to claim 2, wherein the blower pipe is configured in a gate shape arranged along the periphery of the opening of the entrance / exit.   3. The smoking exclusive vehicle body according to claim 2, wherein the blower pipe is configured in two columnar shapes arranged vertically on both sides in the width direction around the opening of the entrance and exit.   The smoking exclusive vehicle body according to claim 2, wherein the blower pipe is configured in two columnar shapes arranged vertically on both sides in the width direction around the opening of the entrance and exit, both at the lower ends of the columnar blower pipes. The smoking-dedicated vehicle body is characterized in that a communication pipe that allows air to flow through is connected.   The smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, or 6, wherein a sidestream smoke outside splash prevention device is provided in the vicinity of the outer end of the tread surface of the step portion provided at the entrance / exit. The smoking-dedicated vehicle body is characterized in that the sidestream smoke external splash prevention device is configured to eject air toward the interior side of the vehicle body.   The smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6 and 7, wherein the outside air suction device is provided on a front surface of the vehicle body portion and an outer upper surface of the vehicle body portion. A body exclusively for smoking characterized by being made.   The smoking exclusive vehicle body according to any one of claims 1, 2, 3, 4, 5, 6 and 7, wherein the outside air suction device is provided on a front side of the vehicle main body, and the sidestream smoke filtering device. Is a smoking-dedicated vehicle body provided on the rear side of the vehicle body.   The smoking exclusive vehicle body according to any one of claims 1, 2, 3, 4, 5, 6 and 7, wherein the outside air suction device is provided on a rear side of the vehicle main body, and the sidestream smoke filtering device. Is a smoking-dedicated vehicle body provided on the front side of the vehicle body.   The smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle body portion has a bus specification. The car body.   The smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle body portion has a trailer house specification. Dedicated car body. The smoking-dedicated vehicle body according to any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the vehicle body portion has a container specification. The car body.

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