CN215908422U - But flow control's people's air pipe valve - Google Patents

Abstract

The utility model discloses a flow-adjustable civil air duct valve, which relates to the technical field of civil air engineering and comprises a shell, wherein an air inlet pipe penetrates through the top of the left side of the shell, an air outlet pipe penetrates through the bottom of the right side of the shell, and four communicating pipes are communicated between the air inlet pipe and the air outlet pipe. The utility model discloses a set up the air-supply line, go out the tuber pipe, communicating pipe, including a motor, an end cap, a controller, and a cover plate, the worm wheel, the pinion rack, the buffer beam, piston and buffer spring have played flow control's effect, utilize the piston to open one by one or seal communicating pipe, flow is adjusted, utilize the worm gear structure to have the effect of speed reduction, the rotational speed has been reduced, improve the transmission torque, it removes the transmission power to increase the pinion rack, the piston removes more reliable and more stable, and the pinion rack can be locked to the worm gear structure, strengthen flow control stability, and utilize buffer spring buffering piston's pressure, play the buffering guard action, the life of extension piston.

Description

But flow control's people's air pipe valve

Technical Field

The utility model relates to the technical field of civil air defense engineering, in particular to a civil air defense ventilation pipeline valve with adjustable flow.

Background

People's air defense engineering is also called as people's air defense work and is the people's what people usually called, just can shelter personnel and material, people's air defense commander, medical aid etc. and construct the underground protection building that has protectiveness alone in the time of war, and cooperate the basement that ground building was built and can be used for the time of war air defense, people's air defense air pipe is vital in people's air defense engineering, play the effect of circulating air, also can cooperate the facility of temperature control to adjust the temperature in the building, to guarantee people can be in people's normal life in people's air defense building, need set up corresponding pipeline valve in air pipe, play the effect of controlling air pipe circulation, open when needing can the circulating air, close and then block the air circulation, play the safety protection effect.

In the existing method, a valve arranged on a civil air defense pipeline can be normally closed by adopting manual driving, but the manual operation needs a large force to operate, so that the manual operation is relatively labor-consuming, two modes of opening and closing can be normally adopted, and the problems that the flow regulation is not available or the flow regulation control is not accurate enough exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flow-adjustable civil air duct valve, which solves the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: a civil air defense pipeline valve capable of adjusting flow comprises a shell, wherein an air inlet pipe penetrates through the top of the left side of the shell, an air outlet pipe penetrates through the bottom of the right side of the shell, four communicating pipes are communicated between the air inlet pipe and the air outlet pipe, a motor is arranged on the right side between the air inlet pipe and the air outlet pipe, a worm is fixedly connected with an output shaft of the motor, a worm wheel is connected with the top of the worm in a transmission manner, a toothed plate is connected with the top of the worm wheel in a transmission manner, a buffer rod is fixedly connected with the left end of the toothed plate, a piston is sleeved on the surface of the buffer rod, a buffer plate is fixedly connected with the left end of the buffer rod, a buffer spring is arranged between the buffer plate and the piston, a limiting plate is fixedly connected with the top of the inner wall of the air inlet pipe and the left side of the bottom of the inner wall of the air inlet pipe, a limiting rod penetrates through the limiting plate, and a pressing plate is fixedly connected with the right end of the limiting rod, the top and the bottom between the pressing plate and the limiting plate are fixedly connected with limiting springs, the middle on the right side of the limiting plate is fixedly connected with a limiting block, and the left end of the limiting rod is fixedly connected with a baffle.

Further, the right-hand member of air-supply line is closed design, the right-hand member of pinion rack runs through the air-supply line and extends to the outside of air-supply line, the left end that goes out the tuber pipe is closed design, plays the effect of sealed guide circulation direction.

Furthermore, a sealing ring is arranged between the piston and the air inlet pipe, and the sealing ring is made of rubber materials and plays a role in enhancing sealing.

Furthermore, the axis of the worm wheel is rotatably connected with a positioning plate through a positioning pin, the left side of the positioning plate is fixedly connected with the bottom of the right side of the air inlet pipe, and the rotation stability of the worm wheel is enhanced.

Further, the top transmission of pinion rack is connected with auxiliary gear, auxiliary gear's axle center department rotates through the fixed pin and is connected with the fixed plate, the top fixed connection on left side and the air-supply line right side of fixed plate increases the transmission connection stability when the pinion rack moves about, plays the effect of location.

Further, the through hole has been seted up at the top on shell right side, through hole and pinion rack looks adaptation have played the effect that makes things convenient for the pinion rack to remove about.

Compared with the prior art, the utility model has the following beneficial effects:

1. but this flow control's people's air defense pipeline valve, through setting up the air-supply line, go out the tuber pipe, communicating pipe, including a motor, an end cap, a controller, and a cover plate, the worm wheel, the pinion rack, the buffer lever, piston and buffer spring have played flow control's effect, utilize the piston to open or seal communicating pipe one by one, flow is adjusted, utilize the worm gear structure to have the effect of speed reduction, the rotational speed has been reduced, improve the transmission torque, it removes the transmission power to increase the pinion rack, the piston removes more reliable and more stable, and the pinion rack can be locked to the worm gear structure, reinforcing flow control stability, and utilize buffer spring buffering piston's pressure, play the buffering guard action, the life of extension piston.

2. But this but flow control's people's air pipe valve, through setting up limiting plate, gag lever post, clamp plate, spacing spring and stopper and played the spacing effect of piston, restricted the distance that the piston moved left, the piston removes more stably, avoids moving left the too big drop or the leakproofness of leading to of distance to weaken.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the utility model at B of FIG. 1;

fig. 4 is an enlarged schematic view at C of fig. 1 of the present invention.

In the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a communicating pipe; 5. a motor; 6. a worm; 7. a worm gear; 8. a toothed plate; 9. a buffer rod; 10. a piston; 11. a buffer plate; 12. a buffer spring; 13. a seal ring; 14. positioning a plate; 15. an auxiliary gear; 16. a fixing plate; 17. a limiting plate; 18. a limiting rod; 19. pressing a plate; 20. a limiting spring; 21. a limiting block; 22. a baffle plate; 23. and a through hole.

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.

As shown in fig. 1-3, but flow control's people's air pipe valve for air defense, including shell 1, the air-supply line 2 has been run through at the left top of shell 1, the bottom on shell 1 right side has run through out tuber pipe 3, the intercommunication has four communicating pipes 4 between air-supply line 2 and the play tuber pipe 3, the right side between air-supply line 2 and the play tuber pipe 3 is provided with motor 5, the output shaft fixedly connected with worm 6 of motor 5, the top transmission of worm 6 is connected with worm wheel 7, the top transmission of worm wheel 7 is connected with pinion rack 8, the left end fixedly connected with buffer beam 9 of pinion rack 8, the surface cover of buffer beam 9 is equipped with piston 10, the left end fixedly connected with buffer board 11 of buffer beam 9, be provided with buffer spring 12 between buffer board 11 and the piston 10.

The right-hand member of air-supply line 2 is closed design, the right-hand member of pinion rack 8 runs through air-supply line 2 and extends to the outside of air-supply line 2, the left end that goes out tuber pipe 3 is closed design, during the use, the right-hand member of air-supply line 2 seals, makes wind only can ventilate through communicating pipe 4, plays the effect of sealed guide circulation direction.

A sealing ring 13 is arranged between the piston 10 and the air inlet pipe 2, the sealing ring 13 is made of rubber materials, and when the air inlet pipe is used, the sealing ring 13 elastically deforms to seal a gap between the piston 10 and the air inlet pipe 2, so that the sealing effect is enhanced.

The axle center department of worm wheel 7 is connected with locating plate 14 through the locating pin rotation, the left side of locating plate 14 and the bottom fixed connection on air-supply line 2 right side, during the use, locating plate 14 rotates worm wheel 7 and sets up on the right side of air-supply line 2, and locating plate 14 plays the effect of location and connection, reinforcing worm wheel 7 rotational stability.

The top transmission of pinion rack 8 is connected with auxiliary gear 15, auxiliary gear 15's axle center department rotates through the fixed pin and is connected with fixed plate 16, the left side of fixed plate 16 and the top fixed connection on air-supply line 2 right side, during the use, auxiliary gear 15 oppresses the top of pinion rack 8, increases the transmission connection stability when pinion rack 8 removes, fixed plate 16 is fixed auxiliary gear 15, plays the effect of location.

Through-hole 23 has been seted up at the top on shell 1 right side, through-hole 23 and pinion rack 8 looks adaptation, during the use, pinion rack 8 moves rightwards, and the inside through-hole 23 extends to the outside of shell 1, has played the effect that makes things convenient for pinion rack 8 to remove about.

The implementation mode is specifically as follows: when the shell 1 is used, the internal components are supported and protected, when the flow is increased, the motor 5 is started, the motor 5 drives the worm 6 to rotate, the worm 6 drives the worm wheel 7 to rotate, the worm wheel 7 pushes the toothed plate 8 to move rightwards, the toothed plate 8 pulls the buffer rod 9 to move rightwards, the buffer rod 9 pulls the buffer plate 11 to move rightwards, the buffer plate 11 elastically presses the piston 10 to move rightwards through the buffer spring 12, when the piston 10 is positioned at the left side of the four communicating pipes 4, the ventilating duct is closed, when the piston 10 moves rightwards to the right side of the first communicating pipe 4, the air of the air inlet pipe 2 is ventilated to the air outlet pipe 3 through one communicating pipe 4 to realize minimum flow ventilation, when the piston 10 moves rightwards to the right side of the second communicating pipe 4, the air of the air inlet pipe 2 is ventilated to the air outlet pipe 3 through the two communicating pipes 4 to realize small flow ventilation, when the piston 10 moves rightwards to the right side of the third communicating pipe 4, the air of the air inlet pipe 2 is ventilated to the air outlet pipe 3 through the three communicating pipes 4 for large-flow ventilation, when the piston 10 moves to the right side of the second communicating pipe 4 in the right direction, the air of the air inlet pipe 2 is ventilated to the air outlet pipe 3 through the four communicating pipes 4 for maximum flow ventilation, when the flow is reduced, the motor 5 rotates reversely, the motor 5 drives the worm 6 to rotate reversely, the worm 6 drives the worm wheel 7 to rotate reversely, the worm wheel 7 pushes the toothed plate 8 to move leftwards, the toothed plate 8 pushes the piston 10 to move leftwards, the communicating pipes 4 are sealed one by one, so that the flow adjusting function is realized, when the toothed plate 8 pulls the piston 10 to move rightwards, the buffer spring 12 elastically buffers the piston 10, pushes the piston 10 to move rightwards, the damage of the piston 10 directly pulled by the toothed plate 8 is reduced, the service life of the piston 10 is prolonged, the flow adjusting function is realized by arranging the above structure, the piston 10 is used for opening or sealing the communicating pipes 4 one by one, adjust flow, utilize the worm gear structure to have the effect of speed reduction, reduced the rotational speed, improve transmission torque power, increase pinion rack 8 and remove the transmission power, piston 10 removes more reliable and more stable to the pinion rack 8 can be locked to the worm gear structure, and reinforcing flow control stability, and utilize buffer spring 12 buffer piston 10's pressure, play the buffering guard action, extension piston 10's life.

But as shown in fig. 1 and fig. 4 a but flow control's people's air defense pipeline valve still includes fixed connection in 2 inner wall tops of air-supply line and the left two limiting plates 17 in bottom, limiting rod 18 has run through on the limiting plate 17, the right-hand member fixedly connected with clamp plate 19 of limiting rod 18, the equal fixedly connected with spacing spring 20 in top and bottom between clamp plate 19 and the limiting plate 17, the middle part fixedly connected with stopper 21 on limiting plate 17 right side, the left end fixedly connected with baffle 22 of stopper rod 18.

The implementation mode is specifically as follows: during the use, when motor 5 drive piston 10 moved left, clamp plate 19 supports the left side of piston 10, clamp plate 19 left side gag lever post 18 slides on limiting plate 17, spacing spring 20 elastic support clamp plate 19, it is spacing to move left piston 10, block the left side of clamp plate 19 until stopper 21, restriction piston 10 displacement left, played the spacing effect to piston 10 through setting up above structure, the distance of piston 10 displacement left has been restricted, piston 10 moves more stably, avoid the displacement left too big distance lead to droing or the leakproofness weakens.

The working principle of the utility model is as follows:

referring to the attached drawings 1-3 of the specification, the air inlet pipe 2, the air outlet pipe 3, the communicating pipe 4, the motor 5, the worm 6, the worm wheel 7, the toothed plate 8, the buffer rod 9, the piston 10 and the buffer spring 12 are arranged to play a role in flow regulation, the communicating pipe 4 is opened or closed one by the piston 10, the flow is regulated, the worm wheel and worm structure is used for reducing the speed, the rotating speed is reduced, the transmission torque force is improved, the movement transmission force of the toothed plate 8 is increased, the piston 10 is more stable and reliable in movement, the toothed plate 8 can be locked by the worm wheel and worm structure, the stability of flow regulation is enhanced, the pressure of the piston 10 is buffered by the buffer spring 12, the buffer protection effect is played, and the service life of the piston 10 is prolonged.

Further, referring to the accompanying drawings 1 and fig. 4 of the specification, the limiting plate 17, the limiting rod 18, the pressing plate 19, the limiting spring 20 and the limiting block 21 are arranged to limit the piston 10, so that the leftward movement distance of the piston 10 is limited, the piston 10 moves more stably, and the phenomenon that the leftward movement distance is too large to cause falling or the tightness is weakened is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a but flow control's people's air defense pipeline valve, includes shell (1), its characterized in that: the utility model discloses a solar energy water heater, including shell (1), air-supply line (2) run through at the left top of shell (1), the bottom on shell (1) right side runs through and has a tuber pipe (3), air-supply line (2) and play intercommunication between tuber pipe (3) have four communicating pipe (4), right side between air-supply line (2) and the play tuber pipe (3) is provided with motor (5), the output shaft fixedly connected with worm (6) of motor (5), the top transmission of worm (6) is connected with worm wheel (7), the top transmission of worm wheel (7) is connected with pinion rack (8), the left end fixedly connected with buffer beam (9) of pinion rack (8), the surface cover of buffer beam (9) is equipped with piston (10), the left end fixedly connected with buffer board (11) of buffer beam (9), be provided with buffer spring (12) between buffer board (11) and piston (10), the utility model discloses an air-conditioning fan, including air-supply line (2), the equal fixedly connected with limiting plate (17) in left side of air-supply line (2) inner wall top and bottom, run through gag lever post (18) on limiting plate (17), right-hand member fixedly connected with clamp plate (19) of gag lever post (18), top and the equal fixedly connected with spacing spring (20) in bottom between clamp plate (19) and limiting plate (17), middle part fixedly connected with stopper (21) on limiting plate (17) right side, the left end fixedly connected with baffle (22) of gag lever post (18).

2. A flow adjustable personal air protection duct valve according to claim 1, wherein: the right-hand member of air-supply line (2) is closed design, the right-hand member of pinion rack (8) runs through air-supply line (2) and extends to the outside of air-supply line (2), the left end that goes out tuber pipe (3) is closed design.

3. A flow adjustable personal air protection duct valve according to claim 1, wherein: a sealing ring (13) is arranged between the piston (10) and the air inlet pipe (2), and the sealing ring (13) is made of rubber materials.

4. A flow adjustable personal air protection duct valve according to claim 1, wherein: the axis of the worm wheel (7) is rotatably connected with a positioning plate (14) through a positioning pin, and the left side of the positioning plate (14) is fixedly connected with the bottom of the right side of the air inlet pipe (2).

5. A flow adjustable personal air protection duct valve according to claim 1, wherein: the top transmission of pinion rack (8) is connected with auxiliary gear (15), the axle center department of auxiliary gear (15) rotates through the fixed pin and is connected with fixed plate (16), the top fixed connection on left side and air-supply line (2) right side of fixed plate (16).

6. A flow adjustable personal air protection duct valve according to claim 1, wherein: through-hole (23) have been seted up to the top on shell (1) right side, through-hole (23) and pinion rack (8) looks adaptation.

Images