Rainwater drainage device for motor home

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By designing a RV rainwater drainage device with fan rack and reciprocating screw, the problem of filter clogging and increased cost of electricity equipment is solved, and the effective cleaning and cost saving of filters is achieved.

CN222329569UActive Publication Date: 2025-01-10HEBEI LIVEZONE SPECIAL AUTOMOBILE MFG CO LTD

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Patent Information

Application Number: CN202421354032.7
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-06-14
Publication Date: 2025-01-10
Estimated Expiration: 2034-06-14

AI Technical Summary

Technical Problem

In existing RV rainwater drainage devices, the filter mesh is easily blocked by impurities when filtering rainwater, resulting in a reduction in filtration effect. Electrical equipment is often used in dustproof devices, which increases the production and use costs.

Method used

A RV rainwater drainage device is designed, including a water barrier, a collection box, a water inlet, a filter, a cleaning block, a reciprocating screw, a bevel gear and a fan frame. The bevel gear and a reciprocating screw are driven by the fan frame to clean it. The block drives the hard bristle brush to clean the filter to avoid impurities and reduce the use of electrical equipment through the natural rotation of the fan rack.

Benefits of technology

Effectively maintain the filtering effect of the filter, reduce the cost of use, avoid impurity blockage problems, and reduce the overall cost.

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Figure CN222329569U_ABST

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Abstract

The utility model relates to the technical field of motor home drainage, and provides a motor home rainwater drainage device which comprises a water baffle and a water inlet, a collecting box is arranged at one end of the water baffle, the water inlet is formed in the end, close to the water baffle, of the collecting box, and a filter screen is arranged on the inner wall of the water inlet; the cleaning block is arranged on one side of the filter screen, and a plurality of scrubbing brushes are arranged on one side of the space filter screen of the cleaning block; the reciprocating lead screw is arranged at the end, away from the water baffle, of the collecting box through a bearing, and a first bevel gear is arranged at the end, away from the cleaning block, of the reciprocating lead screw; and the bevel gear II is in meshed connection with the outer surface of the bevel gear I. When in use, the cleaning block moves to drive the T-shaped block fixed at one end of the cleaning block to slide back and forth in the T-shaped groove, and the cleaning block moves to drive the scrubbing brush to clean the filter screen in the water inlet, so that the filter screen can be cleaned in time in rainy days, and the cleaning efficiency is improved. The filtering effect of the filter screen is favorably maintained.

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Description

Technical Field

[0001] The utility model relates to the technical field of RV drainage, in particular to a rainwater drainage device for RV. Background Art

[0002] RV rainwater drainage mainly involves how to effectively manage and deal with rainwater collected on the roof tarpaulin or roof to prevent water accumulation from leaking into the vehicle or increasing weight and damaging the interior.

[0003] However, the prior art has the following disadvantages when used: some drainage devices of existing RVs use a filter structure to clean impurities in rainwater to achieve the purpose of filtering rainwater, but when the filter is filtering rainwater, impurities will remain on the surface of the filter, and the impurities will clog the filter when filtering rainwater, resulting in a reduction in the filtering effect of the filter. In addition, some existing dust-proof drainage devices are provided with electrical equipment, which increases the production cost and the use cost. Therefore, there is an urgent need for a RV rainwater drainage device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the problems existing in some drainage devices of existing RVs in the prior art. A filter structure is adopted to clean impurities in rainwater to achieve the purpose of filtering rainwater. However, when the filter is filtering rainwater, impurities will remain on the surface of the filter. The impurities will clog the filter when filtering rainwater, resulting in reduced filtering effect of the filter. In addition, some existing dust-proof drainage devices are provided with electrical equipment, resulting in increased production cost and use cost.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a rainwater drainage device for a motorhome, comprising: a water baffle, one end of which is provided with a collection box, and further comprising:

[0006] A water inlet is provided at one end of the collecting box close to the water baffle, and a filter is provided on the inner wall of the water inlet;

[0007] A cleaning block is arranged on one side of the filter screen, and a plurality of bristle brushes are arranged on one side of the space filter screen of the cleaning block;

[0008] A reciprocating screw rod is arranged at one end of the collecting box away from the water baffle plate through a bearing, and a bevel gear 1 is arranged at one end of the reciprocating screw rod away from the cleaning block;

[0009] The second bevel gear is meshedly connected to the outer surface of the first bevel gear, and the inner ring of the second bevel gear is provided with a fan frame.

[0010] Preferably, one end of the fan frame close to the second bevel gear is provided with a fixing block via a bearing, and one end of the fixing block away from the fan frame is provided at one end of the collecting box.

[0011] The technical effect of adopting the above-mentioned further scheme is: when the RV moves, the fan frame moves against the air, and the fan frame will rotate driven by the airflow. When the wind blows the fan frame, it will also drive the fan frame to rotate. When the fan frame rotates, it drives the bevel gear 2 to rotate. When the bevel gear 2 rotates, it drives the bevel gear 1 to rotate. When the bevel gear 1 rotates, it drives the reciprocating screw to rotate. When the reciprocating screw rotates, it drives the cleaning block to reciprocate. When the cleaning block moves, it drives the T-shaped block fixed at one end to slide back and forth in the T-shaped groove. When the cleaning block moves, it drives the hard-bristle brush to clean the filter in the water inlet, so that the filter can be cleaned in time on rainy days, which is beneficial to maintain the filtering effect of the filter.

[0012] Preferably, one end of the plurality of bristle brushes away from the cleaning block contacts the surface of the filter screen, and one end of the cleaning block away from the filter screen is threadedly arranged on the outer surface of the reciprocating screw.

[0013] The technical effect of adopting the above further solution is that the cleaning block is threadedly installed with the reciprocating screw, so that the cleaning block can be driven to reciprocate when the reciprocating screw rotates.

[0014] Preferably, a T-shaped slot is provided at one end of the collecting box close to the reciprocating screw rod, and a T-shaped block is slidably provided on the inner wall of the T-shaped slot.

[0015] The technical effect of adopting the above further scheme is: the T-block is matched with the T-slot for use, which makes it easy to use the T-slot and the T-block for restriction, and further use the T-block to restrict the cleaning block, so that the cleaning block can only move back and forth along the T-slot.

[0016] Preferably, one end of the T-shaped block is arranged at an end of the cleaning block away from the filter screen, and a plurality of support columns are arranged at an end of the water retaining plate close to the roof.

[0017] The technical effect of adopting the above further solution is that the support column and the water retaining plate are fixedly installed to facilitate enhancing the stability between the two.

[0018] Preferably, a connection block is provided at one end of each of the plurality of support columns away from the water baffle, and an inclined block is provided at an inner wall of the collecting box away from the reciprocating screw rod.

[0019] The technical effect of adopting the above further scheme is: the connecting block is fixed to the top of the RV, one end of the connecting block is fixed to the supporting column, and the other end of the supporting column is fixed to the water retaining plate, so as to enhance the stability of the water retaining plate and the RV.

[0020] Preferably, a through hole is formed at one end of the tilting block close to the fan frame, and a connecting pipe is provided at one end of the collecting box close to the through hole.

[0021] The technical effect of adopting the above further solution is that the rainwater enters the collection box after being filtered by the filter net, and the rainwater entering the collection box is guided to the through hole by the inclined block under the action of gravity.

[0022] Preferably, the through hole matches the position of the connecting tube, and a hose is provided at one end of the connecting tube that passes through the collecting box to the outside.

[0023] The technical effect of adopting the above further solution is: rainwater enters the connecting pipe through the through hole, the connecting pipe guides the rainwater into the hose, and the hose guides the rainwater to other places.

[0024] Compared with the prior art, the advantages and positive effects of the utility model are:

[0025] 1. In the utility model, when in use, the cleaning block moves to drive the T-shaped block fixed at one end thereof to slide back and forth in the T-shaped groove, and the cleaning block moves to drive the hard-bristle brush to clean the filter screen in the water inlet, so that the filter screen can be cleaned in time on rainy days, which is beneficial to maintain the filtering effect of the filter screen.

[0026] 2. In the utility model, when in use, the fan frame moves against the air when the RV is moving, and the fan frame will rotate driven by the airflow. When the wind blows on the fan frame, it will also drive the fan frame to rotate. When the fan frame rotates, it drives the bevel gear 2 to rotate, which is beneficial to avoid the use of electrical equipment and save production costs and use costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A schematic diagram of the three-dimensional structure of a rainwater drainage device for a motorhome provided by the utility model;

[0028] Figure 2 A bottom-up stereoscopic structural diagram of a rainwater drainage device for a motorhome provided by the utility model;

[0029] Figure 3 A schematic diagram of a cross-sectional three-dimensional structure of a rainwater drainage device for a motorhome provided by the utility model;

[0030] Figure 4 A rainwater drainage device for a motorhome provided by the utility model Figure 3 Enlarged view of point A.

[0031] Legend: 1. Water baffle; 2. Collecting box; 201. T-slot; 202. Tilt block; 203. Through hole; 204. Reciprocating screw; 205. Bevel gear one; 206. Bevel gear two; 207. Fan holder; 208. Fixing block; 3. Water inlet; 4. Filter; 5. Cleaning block; 501. Bristle brush; 502. T-block; 6. Connecting pipe; 7. Hose; 8. Connecting block; 9. Support column. DETAILED DESCRIPTION

[0032] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0033] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0034] Embodiment 1, as Figure 1 - Figure 4 As shown, the utility model provides a rainwater drainage device for a motorhome, comprising: a water baffle 1, a collection box 2 is provided at one end of the water baffle 1, and further comprising:

[0035] The water inlet 3 is provided at one end of the collecting box 2 close to the water baffle 1, and a filter screen 4 is provided on the inner wall of the water inlet 3;

[0036] A cleaning block 5 is arranged on one side of the filter screen 4, and a plurality of bristle brushes 501 are arranged on one side of the space filter screen 4 of the cleaning block 5;

[0037] A reciprocating screw rod 204 is arranged at one end of the collecting box 2 away from the water baffle 1 through a bearing, and a bevel gear 205 is arranged at one end of the reciprocating screw rod 204 away from the cleaning block 5;

[0038] The second bevel gear 206 is meshedly connected to the outer surface of the first bevel gear 205 , and the inner ring of the second bevel gear 206 is provided with a fan frame 207 .

[0039] In the present embodiment, when in use, when the RV is moving, the fan frame 207 moves against the air, and the fan frame 207 will rotate driven by the airflow. When the wind blows the fan frame 207, it will also drive the fan frame 207 to rotate. When the fan frame 207 rotates, it drives the bevel gear 206 to rotate. When the bevel gear 206 rotates, it drives the bevel gear 1 205 to rotate. When the bevel gear 1 205 rotates, it drives the reciprocating screw rod 204 to rotate. When the reciprocating screw rod 204 rotates, it drives the cleaning block 5 to reciprocate. When the cleaning block 5 moves, it drives the T-shaped block 502 fixed at one end thereof to slide back and forth in the T-shaped groove 201. When the cleaning block 5 moves, it drives the bristle brush 501 to clean the filter screen 4 in the water inlet 3, so that the filter screen 4 can be cleaned in time on rainy days, which is beneficial to maintain the filtering effect of the filter screen 4.

[0040] Embodiment 2, as Figure 1 - Figure 4As shown, a fixed block 208 is provided at one end of the fan frame 207 close to the bevel gear 206 through a bearing, and an end of the fixed block 208 away from the fan frame 207 is provided at one end of the collecting box 2, and an end of a plurality of bristle brushes 501 away from the cleaning block 5 contacts the surface of the filter screen 4, and an end of the cleaning block 5 away from the filter screen 4 is threadedly provided on the outer surface of the reciprocating screw rod 204, and a T-shaped slot 201 is provided at one end of the collecting box 2 close to the reciprocating screw rod 204, and a T-shaped block 502 is slidably provided on the inner wall of the T-shaped slot 201, and one end of the T-shaped block 502 is provided The end is arranged at the end of the cleaning block 5 away from the filter 4, a plurality of supporting columns 9 are arranged at the end of the water baffle 1 close to the roof, and a connecting block 8 is arranged at the end of the plurality of supporting columns 9 away from the water baffle 1. An inclined block 202 is arranged on the inner wall of the collecting box 2 away from the reciprocating screw rod 204, and a through hole 203 is opened at the end of the inclined block 202 close to the fan frame 207. A connecting pipe 6 is arranged at the end of the collecting box 2 close to the through hole 203, and the position of the through hole 203 matches that of the connecting pipe 6. A hose 7 is arranged at one end of the connecting pipe 6 that passes through the collecting box 2 to the outside.

[0041] In this embodiment, when in use, the fan frame 207 is installed on one end of the fixed block 208 through a bearing, so as to enhance the stability of the fan frame 207 when rotating. The fixed block 208 is fixed to one end of the collecting box 2. The stability of the main body debris fixing block 208, the connecting block 8 is fixed to the top of the RV, and one end of the connecting block 8 is fixed to the support column 9, and the other end of the support column 9 is fixed to the water baffle 1, so as to enhance the stability of the water baffle 1 and the RV. The water baffle 1 has a slope, and the slope of the water baffle 1 is used to guide rainwater to the water inlet 3 of the collecting box 2. The rainwater enters the collecting box 2 after being filtered by the filter net 4. The rainwater enters the collecting box 2 and is guided to the through hole 203 by the inclined block 202 under the action of gravity. The rainwater enters the connecting pipe 6 through the through hole 203, and the connecting pipe 6 guides the rainwater into the hose 7, and the hose 7 guides the rainwater to other places.

[0042] Working principle: when in use, when the RV is moving, the fan frame 207 moves against the air, and the fan frame 207 will rotate driven by the airflow. When the wind blows the fan frame 207, it will also drive the fan frame 207 to rotate. When the fan frame 207 rotates, it drives the bevel gear 206 to rotate. When the bevel gear 206 rotates, it drives the bevel gear 1 205 to rotate. When the bevel gear 1 205 rotates, it drives the reciprocating screw rod 204 to rotate. When the reciprocating screw rod 204 rotates, it drives the cleaning block 5 to reciprocate. When the cleaning block 5 moves, it drives the T-shaped block 502 fixed at one end to slide back and forth in the T-shaped groove 201. When the cleaning block 5 moves, it drives the bristle brush 501 to clean the filter screen 4 in the water inlet 3, so that the filter screen 4 can be cleaned in time on rainy days, which is beneficial to maintain the filtering effect of the filter screen 4. When in use, the fan frame 207 is installed on one end of the fixed block 208 through a bearing, which is convenient for enhancing the stability of the fan frame 207 when rotating. The fixed block 208 is fixed to one end of the collecting box 2. The stability of the main body debris fixing block 208, the connecting block 8 is fixed to the top of the RV, and one end of the connecting block 8 is fixed to the support column 9, and the other end of the support column 9 is fixed to the water baffle 1, which is convenient for enhancing the stability of the water baffle 1 and the RV. The water baffle 1 has a slope, and the slope of the water baffle 1 is used to guide rainwater to the water inlet 3 of the collecting box 2. The rainwater enters the collecting box 2 after being filtered by the filter net 4. After entering the collecting box 2, the rainwater is guided to the through hole 203 by the inclined block 202 under the action of gravity. The rainwater enters the connecting pipe 6 through the through hole 203, and the connecting pipe 6 guides the rainwater into the hose 7, and then the hose 7 guides the rainwater to other places.

[0043] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A rainwater drainage device for a motorhome, comprising: A water baffle (1), wherein a collection box (2) is provided at one end of the water baffle (1), and the water baffle (1) is characterized in that it further comprises: A water inlet (3) is provided at one end of the collection box (2) close to the water baffle (1), and a filter screen (4) is provided on the inner wall of the water inlet (3); A cleaning block (5) is arranged on one side of the filter screen (4), and a plurality of bristle brushes (501) are arranged on one side of the space filter screen (4) of the cleaning block (5); A reciprocating screw rod (204) is arranged at one end of the collecting box (2) away from the water baffle (1) via a bearing, and a bevel gear 1 (205) is arranged at one end of the reciprocating screw rod (204) away from the cleaning block (5); The second bevel gear (206) is meshingly connected to the outer surface of the first bevel gear (205), and the inner ring of the second bevel gear (206) is provided with a fan frame (207).

2. A rainwater drainage device for a motorhome according to claim 1, characterized in that: One end of the fan frame (207) close to the second bevel gear (206) is provided with a fixing block (208) via a bearing, and one end of the fixing block (208) away from the fan frame (207) is provided at one end of the collection box (2).

3. A rainwater drainage device for a motorhome according to claim 2, characterized in that: One end of the plurality of bristle brushes (501) away from the cleaning block (5) contacts the surface of the filter screen (4), and one end of the cleaning block (5) away from the filter screen (4) is threadedly arranged on the outer surface of the reciprocating screw rod (204).

4. A rainwater drainage device for a motorhome according to claim 3, characterized in that: A T-shaped slot (201) is provided at one end of the collecting box (2) close to the reciprocating screw rod (204), and a T-shaped block (502) is slidably provided on the inner wall of the T-shaped slot (201).

5. A rainwater drainage device for a motorhome according to claim 4, characterized in that: One end of the T-shaped block (502) is arranged at an end of the cleaning block (5) away from the filter screen (4), and a plurality of support columns (9) are arranged at an end of the water baffle (1) close to the roof.

6. A rainwater drainage device for a motorhome according to claim 5, characterized in that: A connection block (8) is provided at one end of each of the plurality of support columns (9) away from the water baffle (1), and an inclined block (202) is provided on the inner wall of the collection box (2) away from the reciprocating screw rod (204).

7. A rainwater drainage device for a motorhome according to claim 6, characterized in that: A through hole (203) is provided at one end of the tilting block (202) close to the fan frame (207), and a connecting pipe (6) is provided at one end of the collecting box (2) close to the through hole (203).

8. The rainwater drainage device for a motorhome according to claim 7, characterized in that: The through hole (203) matches the position of the connecting tube (6), and a hose (7) is provided at one end of the connecting tube (6) that passes through the collecting box (2) to the outside.