CN212098342U - Scavenger fan for car as a house - Google Patents

Abstract

The utility model discloses a ventilating fan for an RV, which comprises a pipeline, a vehicle body and a second filter screen. The right side of the pipeline is fixedly assembled with a second filter screen, the pipeline penetrates the side wall of the vehicle body, and the pipe has a side wall. The upper and lower ends of the inner cavity are fixedly assembled with a motor frame, the front side of the hinge between the top cover and the pipeline is fixedly equipped with a gear, the lower end of the pipeline is fixedly connected with a water tank, and the left side of the water tank is fixedly equipped with an adjustment structure, The adjusting structure is meshed with the gear, the top surface of the inner cavity of the pipe is fixedly equipped with a wet curtain, the wet curtain is located on the right side of the partition, the wet curtain extends through the pipe into the water tank, and the wet curtain is The lower end is fixedly equipped with a water absorption structure, and the bottom surface of the inner cavity of the water tank is fixedly equipped with a blocking structure. The utility model designs a ventilation fan for an RV, which can reasonably utilize resources and better ensure the control quality in the car and the humidity in the car. , easy to use and strong practicability.

Description

A ventilating fan for an RV

technical field

The utility model relates to the technical field of RVs, in particular to a ventilating fan for RVs.

Background technique

The RV is a fashionable vehicle type introduced from abroad. The home facilities on the car include: bedding, stove, refrigerator, cabinet, sofa dining table and chairs, toilet facilities, air conditioner, TV, audio and other furniture and electrical appliances, which can be divided into driving Area, living area, bedroom area, sanitary area, kitchen area, etc., RV is a fashionable product that integrates "clothing, food, housing and transportation" and realizes "travel in life, life in travel". Due to the small space inside the RV, Therefore, it is relatively difficult to rely on natural wind for ventilation, especially in the small spaces such as bathrooms and toilets where odors are likely to occur, it is very important to conduct ventilation in a timely manner. The existing ventilation fans can only perform a single ventilation during operation. Work will bring impurities such as dust from the outside into the car, which cannot make good use of resources to ensure the air quality and humidity effect in the car, and has poor practicability. At the same time, the circuit safety performance of the existing RV ventilation fans cannot be fully tested and guaranteed.

Utility model content

The purpose of the present invention is to provide a ventilating fan for an RV, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a ventilating fan for an RV, comprising a pipeline, a vehicle body and a second filter screen, the right side of the pipeline is fixedly assembled with a second filter screen, and the pipeline penetrates the vehicle body The upper and lower ends of the inner cavity of the pipeline are fixedly assembled with motor frames, a motor is fixedly assembled between the two motor frames, the right side of the motor is equipped with a fan blade, and the inner cavity of the pipeline is assembled with a motor frame. The bottom surface is fixedly assembled with a control unit, the control unit includes a sensor and a controller, the control unit is electrically connected to the motor, the left side of the inner cavity of the pipe is equipped with a partition plate, and the upper end of the pipe is fixedly equipped with a first filter screen, the first filter screen is located on the upper side of the upper end opening of the pipe, the lower end of the pipe is hinged with a top cover on the left side, the top cover is attached to the upper end of the pipe, and the top cover is hinged to the pipe A gear is fixedly assembled on the front side of the pipe, a water tank is fixedly connected to the lower end of the pipe, an adjustment structure is fixedly assembled on the left side of the water tank, the adjustment structure is engaged with the gear, and the top surface of the inner cavity of the pipe is fixedly equipped with a Wet curtain, the wet curtain is located on the right side of the partition, the wet curtain extends into the water tank through the pipeline, the lower end of the wet curtain is fixedly equipped with a water absorption structure, and the bottom surface of the inner cavity of the water tank is fixedly equipped with a sealing structure .

Further, the controller is also connected with an upper cover detection circuit, and the upper cover detection circuit is connected with a position sensor arranged on the top cover, and the position sensor detects the opening and closing of the upper cover.

The controller is also connected with a rainwater detection circuit, and a humidity detection sensor is arranged on the outer shell of the vehicle body, which is connected with the rainwater detection circuit.

Further, the controller is also connected with a temperature detection circuit to detect the temperature information of the ventilation fan.

Further, the controller is also connected with a wind speed adjusting circuit, which is connected with the motor.

Further, the controller is also connected with a motor current detection circuit, and the motor current detection circuit is connected with the motor.

Further, the controller is also connected with a memory circuit, which memorizes the circuit after opening according to the last setting, and memorizes temperature setting and motor gear position information.

Further, the blocking structure includes a vertical rod, one end of the vertical rod is fixedly assembled with the water tank, the other end of the vertical rod is fixedly assembled with the lower end of the pipe, the outer wall of the vertical rod is sleeved with a cover plate, the The upper end of the cover plate is fixedly fitted with a plug.

Further, the water-absorbing structure includes cotton threads, the upper ends of the cotton threads are fixedly assembled with the wet curtain, and the lower ends of the cotton threads are fixedly assembled with water-absorbing cotton.

Further, the adjustment structure includes an electric telescopic rod, the right side of the electric telescopic rod is fixedly assembled with the water tank, the left side of the electric telescopic rod is fixedly equipped with a connecting block, and the upper end of the connecting block is fixedly equipped with a rack. , the rack meshes with the gear.

Further, the upper end of the wet curtain is fixedly assembled with a first fixed end, the upper end of the first fixed end is fixedly assembled with the top surface of the inner cavity of the pipe, the lower end of the wet curtain is fixedly assembled with a second fixed end, the The right side of the second fixed end is fixedly assembled with the right side surface of the inner cavity of the water tank.

Further, the upper and lower ends on the right side of the inner cavity of the pipeline are fixedly equipped with a clamping groove.

Further, the lower end of the water tank is fixedly assembled with a support platform, and the right side of the support platform is fixedly assembled with the vehicle body.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the ventilating fan for RV of the present utility model can automatically detect the temperature in the circuit or the controller by being connected by a temperature detection circuit; the rainwater detecting circuit is connected on the ventilating fan casing A humidity detection sensor can be set, which is connected with the rain detection circuit, automatically detects the rain condition, and controls whether the top cover needs to be closed through the controller. In the presence of rain or high humidity, the controller controls the top cover to close. The upper cover detection circuit is connected, the upper cover detection circuit is connected with the position sensor arranged on the top cover, the upper cover position information is transmitted to the controller, and the upper cover is controlled to close under rain or other conditions; the memory circuit, which is based on the upper cover The second setting is used to memorize the circuit after it is turned on, and the temperature setting and motor gear information are memorized. After the power is turned off, the original state can still be restored.

Further, through the function of the pipe, the ventilation effect in the car can be ensured. Through the cooperation of the motor and the fan blade, the surrounding air flow can be ensured, and the air flow in the car can be affected and changed. The partition serves to separate the water inlet and the air inlet. It can control the opening and closing of the top cover by adjusting the cooperation between the structure and the gear.

Further, through the function of the blocking structure, when the water in the water tank is full, the water inlet is automatically closed to prevent the water from continuing to flow into the water tank. Use effect, through the cooperation of the wet curtain and the water absorption structure, when the motor is turned on, water mist can be formed and pushed into the car. Through the effect of the control unit, the temperature and current can be automatically detected and the wind speed can be adjusted. At the same time, it has a memory function, which can be adjusted according to After the last setting is turned on, the circuit is memorized, and the temperature setting is memorized to control the gear position of the motor, and at the same time, it can control the work of the adjustment structure.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the side view of the utility model;

Fig. 3 is the structural representation at A of Fig. 1;

Fig. 4 is the structural representation at B of Fig. 1;

Fig. 5 is the structural representation at C of Fig. 1;

6 is a schematic structural diagram of a control circuit according to an embodiment of the present invention.

In the picture: 1-pipeline, 2-motor frame, 3-wet curtain, 4-first fixed end, 5-first filter screen, 6-adjustment structure, 61-connecting block, 62-rack, 63-electric telescopic Rod, 7-blocking structure, 71-blocking, 72-cover plate, 73-vertical rod, 8-absorbent structure, 81-cotton thread, 82-absorbent cotton, 9-top cover, 10-gear, 11-water tank, 12 -Support stand, 13-car body, 14-second fixed end, 15-control unit, 16-second filter screen, 17-fan blade, 18-motor, 19-card slot, 20-partition

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-6 , the present utility model provides a technical solution, a ventilating fan for an RV, comprising a pipeline 1, a vehicle body 13 and a second filter screen 16, the right side of the pipeline is fixedly equipped with a second filter screen, and the pipeline penetrates through The side wall of the vehicle body, the upper and lower ends of the inner cavity of the pipeline are fixedly assembled with the motor frame 2, the motor 18 is fixedly assembled between the two motor frames, the fan blade 17 is installed on the right side of the motor, and the bottom surface of the inner cavity of the pipeline is fixedly assembled There is a control unit 15, the control unit includes a sensor and a controller, the control unit is electrically connected to the motor, the left side of the inner cavity of the pipeline is equipped with a partition 20, the upper end of the pipeline is fixedly equipped with a first filter screen 5, and the first filter screen is located in On the upper side of the upper opening of the pipe, a top cover 9 is hinged on the left side of the lower end of the pipe, and the top cover is fitted with the upper end of the pipe, wherein a position sensor 91 is arranged on the edge part of the top cover 9, which can be a stroke The combined structure of the switch and the sensor is used to detect the position of the top cover 9 to determine the degree of opening and closing of the top cover. Continuing to refer to Figure 1, the front side of the hinge between the top cover and the pipe is fixedly equipped with a gear 10, the lower end of the pipe is fixedly connected with a water tank 11, and the left side of the water tank is fixedly equipped with an adjusting structure 6. The adjusting structure is engaged with the gear, and the pipe The top surface of the inner cavity is fixedly equipped with a wet curtain 3, the wet curtain is located on the right side of the partition, the wet curtain extends through the pipeline into the water tank, the lower end of the wet curtain is fixedly equipped with a water absorption structure 8, and the bottom surface of the inner cavity of the water tank is fixedly equipped with a seal. Blocking structure 7.

The function of the pipe can ensure the ventilation effect in the car. When the equipment needs to be used for work, when the car needs to be ventilated, first turn on the motor, and the motor drives the fan blades to rotate, which drives the air circulation and performs ventilation work. At the same time, when it is rainy weather , First, the control unit is controlled to open by the remote control, and the controller in the control unit controls the opening of the adjustment structure. At this time, the adjustment structure drives the gear to rotate counterclockwise, and the gear drives the top cover to rotate with the hinge as the axis. The top cover is slowly opened, and the motor and the The use of the fan blades can ensure the flow of surrounding air, affect and change the air flow in the car, the partition plays the role of separating the water inlet and the air inlet, and the coordination of the adjustment structure and the gear can control the opening and closing of the top cover and block the structure. After the top cover is opened, the rainwater will enter the pipeline and enter the water tank through the pipeline. The water level in the water tank will gradually rise, driving the blocking structure to work. When the blockage in the blocking structure and the upper end of the water tank After the openings are fitted, the water tank is closed at this time. When the water in the water tank is full, the water inlet is automatically closed to prevent the water from continuing to flow into the water tank. The function of the water tank can collect rainwater, etc. for later equipment use. The use effect, the combination of the wet curtain and the water absorbing structure, can form water mist and be pushed into the car when the motor is turned on. The effect of the control unit can automatically detect the temperature and current to adjust the wind speed. At the same time, it has a memory function. After the setting is turned on, the circuit is memorized, and the temperature setting is memorized to control the gear position of the motor. At the same time, it can control the work of the adjustment structure. The first filter screen and the second filter screen can block fine dust, ensure the quality of ventilation, and avoid affecting the interior of the car. Air, the control unit includes a temperature sensor and a controller. At the same time, the controller can control the electric telescopic rod in the adjustment structure. The water-absorbing structure will absorb and transfer the moisture to the wet curtain to ensure the wetness of the wet curtain. When the weather is sunny or in the car When the air quality is poor, turn on the motor, and the moisture in the wet curtain will be extracted at this time, forming water mist and discharging into the car to adjust the air in the car.

5, in order to realize the safe and effective control of the ventilating fan in this embodiment, the controller is connected with a remote sensing circuit, the remote sensing circuit is wirelessly connected with the remote controller, and the remote controller controls the ventilating fan through the remote sensing circuit;

Specifically, the controller is also connected with a temperature detection circuit, which can automatically detect the temperature in the circuit or the controller and transmit it to the controller;

Specifically, the controller is also connected to a rainwater detection circuit, and a humidity detection sensor can be arranged on the ventilating fan casing, which is connected to the rainwater detection circuit to automatically detect the rainwater condition and control whether the top cover needs to be closed through the controller. In the presence of rain or high humidity, the controller controls the top cover to close.

Specifically, the controller is also connected to an upper cover detection circuit, and the upper cover detection circuit is connected to a position sensor 91 arranged on the top cover, and transmits the upper cover position information to the controller, and controls the control in the event of rain or other conditions. The top cover is closed.

Specifically, the controller is also connected with a wind speed adjustment circuit, which can adjust the speed information of the fan to control the change of the wind speed; adjust the motor through multiple gears to adjust the speed of the motor and then the speed of the fan.

Specifically, the controller is also connected with a motor current detection circuit to detect the current of the motor to prevent damage to the components under load conditions; it also includes a motor overcurrent detection circuit, which is connected to the controller and is used for overcurrent detection. When the threshold is set, the terminal is powered to protect the circuit. The opening and closing of the upper cover, the manual opening or closing of the current detection when the power is turned off, the detection of the opening and closing position of the upper cover, the protection function, and the protection of the motor.

Specifically, the controller is also connected to a memory circuit, which memorizes the circuit after being turned on according to the last setting, memorizes the temperature setting and the motor gear information, and can still restore the original state after the power is turned off.

Specifically, the blocking structure includes a vertical rod 73, one end of the vertical rod is fixedly assembled with the water tank, the other end of the vertical rod is fixedly assembled with the lower end of the pipe, the outer wall of the vertical rod is sleeved with a cover plate 72, and the upper end of the cover plate is fixed A plug 71 is fitted. As the water level in the water tank gradually rises, according to the buoyancy, the light cover plate will be driven upward, and the cover plate will drive the blockage to move upward until the blockage fits with the upper opening of the water tank to seal the water tank. The water absorbing structure includes cotton threads 81 , the upper ends of which are fixedly assembled with the wet curtain, and the lower ends of the cotton threads are fixedly assembled with water absorbing cotton 82 . According to the water absorption effect of the absorbent cotton and the cotton thread, the water can be well guaranteed to be transferred to the wet curtain.

Specifically, the adjustment structure includes an adjustment motor (not shown in the figure) and an electric telescopic rod 63. The right side of the electric telescopic rod is fixedly assembled with the water tank, and the left side of the electric telescopic rod is fixedly assembled with a connecting block 61. The upper end is fixedly equipped with a rack 62, and the rack is meshed with the gear. In this embodiment, the motor is adjusted to drive the electric telescopic rod 63 to move, thereby opening the top cover. When the control unit controls the action of the adjusting motor, the electric telescopic rod is opened, and the electric telescopic rod drives the rack to move laterally through the connecting block. According to the meshing effect of the rack and the gear, the rack will drive the gear to rotate counterclockwise, and the gear will drive the top cover. on. Specifically, in order to ensure the normal operation of the regulating motor, the controller is also provided with a regulating motor current detection circuit to detect the current of the motor to prevent damage to components under load conditions; at the same time, it is jointly detected with the upper cover detection circuit. , When there is a load on the rain or the roof, it will be detected in time and act accordingly. It also includes an adjustment motor overcurrent detection circuit, which is connected to the controller. When the set threshold is exceeded, the terminal is powered on to protect the circuit; the opening and closing of the upper cover, the current detection is manually opened or closed when the power is turned off, and the opening and closing of the upper cover. Detection of closed position, protection, motor protection.

Specifically, the upper end of the wet curtain is fixedly assembled with the first fixed end 4, the upper end of the first fixed end is fixedly assembled with the top surface of the inner cavity of the pipe, the lower end of the wet curtain is fixedly assembled with the second fixed end 14, the right side of the second fixed end The side is fixedly assembled with the right side of the inner cavity of the water tank.

The first fixed end and the second fixed end can assist in fixing the wet curtain to ensure better working effect of the wet curtain.

Specifically, the upper and lower ends on the right side of the inner cavity of the pipeline are fixedly fitted with the clamping grooves 19 .

The card slot prevents the fan blade from flying out and has a protective effect.

Specifically, the lower end of the water tank is fixedly assembled with the support platform 12, and the right side of the support platform is fixedly assembled with the vehicle body.

The abutment acts as an auxiliary support for the water tank.

Working principle: When you need to use the equipment to work, when you need to ventilate the car, first turn on the motor, the motor drives the fan blades to rotate, drives the air circulation, and performs ventilation work. At the same time, when the weather is cloudy and rainy, the control unit is first controlled by the remote control. , the controller in the control unit controls the opening of the adjustment structure. At this time, the adjustment structure drives the gear to rotate counterclockwise, the gear drives the top cover to rotate around the hinge, and the top cover slowly opens. After the top cover is opened, the rainwater will enter the pipeline. , and enter the water tank through the pipeline, the water level in the water tank slowly rises, driving the blocking structure to work, when the blockage in the blocking structure is in contact with the upper opening of the water tank, close the water tank at this time, and the water absorption structure will Absorb and transfer the moisture to the wet curtain to ensure the wetness of the wet curtain. When the weather is fine or the air quality in the car is poor, the motor is turned on, and the moisture in the wet curtain will be extracted and discharged into the car as a mist. to adjust the air in the car.

In the description of the present invention, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection", "connection" and "fixation" should be interpreted in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection or an integral body; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between two elements or the interaction between the two elements. . For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description in the specification and the drawings, and the specific connection method of each part adopts the mature bolts, rivets and welding in the prior art. and other conventional means, the machinery, parts and equipment all adopt the conventional model in the prior art, and the circuit connection adopts the conventional connection manner in the prior art, which will not be described in detail here.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A ventilating fan for an RV, characterized in that it comprises a pipeline (1), a vehicle body (13) and a second filter screen (16), and the right side of the pipeline (1) is fixedly equipped with a second filter screen (16). ), the pipe (1) runs through the side wall of the vehicle body (13), the upper and lower ends of the inner cavity of the pipe (1) are fixedly assembled with a motor frame (2), and the two motor frames (2) are fixedly assembled with each other. A motor (18) is fixedly assembled between the two parts, a fan blade (17) is installed on the right side of the motor (18), and a control unit (15) is fixedly assembled on the bottom surface of the inner cavity of the pipe (1). 15) Comprising a sensor and a controller, the control unit (15) is electrically connected with the motor (18), and a top cover (9) is hinged on the left side of the lower end of the pipe (1), which can be opened and closed, and the top cover (9) can be opened and closed. The cover (9) is fitted with the upper end of the pipe (1); wherein, The controller is also connected with an upper cover detection circuit, and the upper cover detection circuit is connected with a position sensor arranged on the top cover (9), and the position sensor detects the opening and closing of the upper cover; The controller is also connected with a rainwater detection circuit, and a humidity detection sensor is arranged on the casing of the vehicle body (13), which is connected with the rainwater detection circuit. 2 . The ventilating fan for an RV according to claim 1 , wherein the controller is further connected with a temperature detection circuit to detect the temperature information of the ventilating fan. 3 . 3. The ventilating fan for an RV according to claim 1, wherein the controller is further connected to a wind speed adjusting circuit, which is connected to the motor (18). 4. The ventilating fan for an RV according to claim 1, wherein the controller is further connected with a motor current detection circuit, and the motor current detection circuit is connected with the motor (18). 5. The ventilating fan for RV according to claim 1, characterized in that: the controller is also connected with a memory circuit, which performs the circuit memory after opening according to the last setting, and memorizes the temperature setting and the motor gear information. . 6. The ventilating fan for an RV according to claim 1, characterized in that: the left side of the inner cavity of the pipe (1) is equipped with a partition plate (20), and the upper end of the pipe (1) is fixedly equipped with a first filter A net (5), the first filter screen (5) is located on the upper side of the upper end opening of the pipe (1). 7 . The ventilating fan for an RV according to claim 6 , wherein a gear ( 10 ) is fixedly assembled on the front side of the hinge of the top cover ( 9 ) and the pipe ( 1 ), and the lower end of the pipe ( 1 ) is fixedly assembled with a gear ( 10 ). 8 . A water tank (11) is fixedly connected. 8. The ventilating fan for an RV according to claim 7, characterized in that: the left side of the water tank (11) is fixedly equipped with an adjusting structure (6), and the adjusting structure (6) is engaged with the gear (10), A wet curtain (3) is fixedly assembled on the top surface of the inner cavity of the pipe (1), the wet curtain (3) is located on the right side of the partition plate (20), and the wet curtain (3) extends through the pipe (1). In the water tank (11), the lower end of the wet curtain (3) is fixedly equipped with a water absorption structure (8), and the bottom surface of the inner cavity of the water tank (11) is fixedly equipped with a blocking structure (7). 9 . The ventilating fan for an RV according to claim 8 , wherein the blocking structure ( 7 ) comprises a vertical rod ( 73 ), and one end of the vertical rod ( 73 ) is fixedly assembled with the water tank ( 11 ), so that the The other end of the vertical rod (73) is fixedly assembled with the lower end of the pipe (1), the outer wall of the vertical rod (73) is sleeved with a cover plate (72), and the upper end of the cover plate (72) is fixedly assembled with a plug (72). 71). 10. The ventilating fan for an RV according to claim 8, characterized in that: the water absorbing structure (8) comprises a cotton thread (81), and the upper end of the cotton thread (81) is fixedly assembled with the wet curtain (3), and the cotton thread The lower end of (81) is fixedly fitted with water-absorbing cotton (82).

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