CN210676102U - A waterway structure of a cleaning device - Google Patents

Abstract

The utility model provides a waterway structure of a cleaning device, which comprises a rotary driving mechanism, a connecting pipe and a third rotary joint; the rotary drive mechanism includes: a first driving assembly mounted at the end of the telescopic arm; the hollow pipe is horizontally arranged on the first driving assembly and is driven by the first driving assembly to rotate around the central shaft of the hollow pipe; the first rotary joint and the second rotary joint are respectively arranged at two ends of the hollow pipe; the second driving assembly is arranged on the hollow pipe; the spray rod is connected to the rotating end of the second rotating joint; the connecting pipe is arranged in the horizontal rotating seat of the cleaning device, the upper end of the connecting pipe penetrates out of the outer wall of the horizontal rotating seat, and the connecting pipe is connected with the fixed end of the first rotating joint through a water pipe; the rotating end of the third rotating joint is arranged at the lower end of the connecting pipe. The utility model has the advantages of reasonable structural design.

Description

A waterway structure of a cleaning device

technical field

The utility model relates to a cleaning device, in particular to a waterway structure of the cleaning device.

Background technique

High-pressure cleaners are cleaning equipment used in industry, agriculture and other fields, and can perform better cleaning treatment on mechanical equipment, production sites, breeding sites and other places. The Chinese patent with the announcement number CN101926632A discloses a cleaning vehicle, which relates to a cleaning device, including a chassis, a rotating shaft and a cleaning device. The cleaning device is connected to the chassis through the rotating shaft. The cleaning device includes a turntable bracket, a control room, a cleaning lift Arm, water pipe and water pump, the turntable bracket is arranged on the rotating shaft, the control room and the cleaning lifting arm are arranged on the turntable bracket, the water pipe is arranged in the cleaning lifting arm, one end of the water pipe is connected to the water pump arranged in the chassis, and the other end of the water pipe is connected Connect the high-pressure water jet for cleaning the lift arm. The beneficial effect of the present invention is that it is no longer necessary to send workers to a very high place for work, and only the lifting and lowering of the cleaning arm and the position of the high-pressure nozzle can be controlled in the control room, so that the outer wall of the high-rise building can be cleaned. The occurrence of accidents is reduced, and the efficiency is also very high.

However, in the products in the above-mentioned patents, when the cleaning lift arm and the turntable bracket are in motion, the water pipes are likely to be pulled; if this is to be prevented, the rotation range of the cleaning lift arm and the turntable bracket is bound to be limited. Therefore, in order to ensure the corresponding rotation range and improve the cleaning effect, the above problems need to be improved urgently.

Utility model content

In view of this, the purpose of the present invention is to provide a waterway structure of a cleaning device, which has the advantage of reasonable structural design.

In order to solve the above-mentioned technical problems, the technical scheme of the present utility model is:

A waterway structure of a cleaning device, the cleaning device has a horizontal rotating seat and a telescopic arm installed on the horizontal rotating seat; comprising:

Rotary drive mechanism, including:

a first drive assembly mounted on the end of the telescopic arm;

a hollow tube, which is horizontally installed on the first drive assembly, and is driven by the first drive assembly to rotate around its own central axis;

A first rotary joint and a second rotary joint respectively installed at both ends of the hollow tube, wherein the first rotary joint of the first rotary joint is detachably connected to one end of the hollow tube, and the second rotary joint The second fixed end of the hollow tube is detachably connected with the other end of the hollow tube;

a second drive assembly mounted on the hollow tube; and

A spray rod with a spray head, the water inlet end of the spray rod is detachably connected with the second rotating end of the second rotary joint;

The connecting pipe is coaxially installed in the interior of the horizontal rotating seat of the cleaning device along the vertical direction and rotates synchronously with the horizontal rotating seat. the first fixed end of the first rotary joint is connected; and

The third rotary joint, the third rotary end of which is mounted on the lower end of the connecting pipe.

Through the above technical solutions: the rotary drive mechanism can realize 360-degree rotation of the spray bar in two different dimensions, wherein the hollow tube is matched with the structure of the first rotary joint and the second rotary joint, avoiding the direct use of the water pipe and the limited rotation range. In addition, the connecting pipe is coaxially installed inside the horizontal rotating seat, and the lower end is also connected with other water pipes through the third rotary joint, so the water pipe will not be affected by the horizontal rotating seat, and the horizontal rotating seat can rotate 360 degrees. .

Preferably, the cleaning device further includes an electric hose reel, and the water outlet end of the electric hose reel is connected to the third fixed end of the third rotary joint through a water pipe.

Through the above technical solutions: by installing the electric hose reel, the moving distance of the entire waterway structure can be adjusted arbitrarily, which is very flexible.

Preferably, a tank chain is installed on the telescopic arm, and the water pipe connected between the connecting pipe and the first rotary joint is installed along the tank chain.

Through the above technical solution: because the length of the telescopic arm will change, the length of the water pipe needs to be left with a certain margin, and the excessively long water pipe is placed on the telescopic arm, protruding and falling, which greatly affects the integrity of the structure; therefore, the water pipe After being installed along the tank chain, the water pipe can be extended and retracted with the tank chain without the above situation.

Preferably, the first drive assembly includes a first deceleration motor, and the hollow tube is keyed to the first deceleration motor; the second drive assembly includes a second deceleration motor, and the second deceleration motor passes through the first deceleration motor. The bracket is mounted on the hollow tube, and the spray rod is mounted on the second reduction motor.

Through the above technical solutions: it is only necessary to connect the water pipe to the first fixed end of the first rotary joint; in this way, on the one hand, the first deceleration motor drives the hollow pipe to rotate, which can drive the spray rod 360 in the vertical direction. On the other hand, the spray bar can rotate 360 degrees by itself under the drive of the second gear motor. The rotation of the above two dimensions will not drive the water pipe to rotate, and thus will not be affected by the water pipe.

Preferably, the first bracket includes a base and a connecting arm, one side of the base is detachably connected to one end of the connecting arm, and the other end of the connecting arm is detachably connected to the hollow tube; A mounting slot adapted to the second reduction motor is provided; a through hole for the spray rod to pass through is provided in the middle of the base.

Preferably, the hollow tube is also sleeved with a first backing ring, two sides of the first backing ring are respectively in contact with the first reduction motor and the connecting arm, and the connecting arm is in contact with the other side of the first backing ring. One side is in conflict with the second rotary joint;

The first rotating end of the first rotary joint is threadedly connected with one end of the first threaded pipe, and the other end of the first threaded pipe is threadedly connected with the one end of the hollow pipe; the first threaded pipe and the hollow pipe are threadedly connected. A second backing ring is arranged between them, and both sides of the second backing ring are in close contact with the first threaded pipe and the hollow pipe respectively.

Through the above technical solution: by adopting the above-mentioned installation structure, the hollow tube can not move relative to the first reduction motor in the axial direction after being installed on the first reduction motor.

Preferably, the first deceleration motor is mounted on a second bracket, the second bracket is U-shaped and consists of a bottom plate and side plates respectively fixed on both sides of the bottom plate; the bottom plate is mounted on the front end of the telescopic arm ; The plate surface of the side plate is provided with a mounting hole adapted to the first deceleration motor.

Through the above technical solution: the second bracket with the U-shaped structure is used to facilitate the installation of the first reduction motor, and the installation is more stable.

The technical effect of the utility model is mainly reflected in the following aspects:

1. The overall structure design is simple and reasonable, with strong stability and long service life;

2. Use the rotary joint to realize the relative transmission separation between the water pipe and the rotating seat, so as to avoid pulling the water pipe when the rotating seat rotates, thus ensuring the rotation range of the rotating seat, which can realize 360-degree rotation;

3. It can realize 360-degree rotation of the nozzle in multiple dimensions to improve the cleaning effect.

Description of drawings

Fig. 1 is the overall schematic diagram of the cleaning device in the embodiment;

Fig. 2 is the exploded structure diagram of the rotary drive structure of the spray rod in the embodiment;

Fig. 3 is the structural diagram of the first bracket in the embodiment;

Fig. 4 is the exploded structure diagram of the horizontal rotating seat in the embodiment;

Fig. 5 is the complete assembly schematic diagram of the horizontal rotation seat in the embodiment;

FIG. 6 is a schematic view of the installation of the horizontal rotation seat in the embodiment.

Reference numerals: 1. Cleaning device; 11. Machine base; 12. Chassis; 121. Mounting hole; 2. Horizontal rotation seat; 21. Supporting pipe string; Cylinder; 2211, concave shoulder; 222, lower cylinder; 23, connecting pipe; 24, third rotary joint; 25, third geared motor; 251, shaft; 252, end face; 26, mounting ring; 261, ring clamp Holder; 27, flange plate; 271, plate body; 272, plate column; 28, bearing; 291, fixing ring; 292, rubber ring; 293, gasket; 3, telescopic arm; 4, tank chain; 5, rotation Drive mechanism; 51, hollow tube; 52, first rotary joint; 521, first rotating end; 522, first fixed end; 53, second rotating joint; 531, second fixed end; 532, second rotating end; 54, coupling; 551, first gear motor; 552, second gear motor; 561, first bracket; 5611, base; 56111, mounting slot; 56112, through hole; 5612, connecting arm; 56121, main arm; 56122, lock seat; 562, second bracket; 571, first threaded pipe; 572, second threaded pipe; 581, first gasket; 582, second gasket; 6, spray rod; 61, spray head; 7, Electric hose reel.

Detailed ways

The specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings, so as to make the technical solutions of the present invention easier to understand and grasp.

This embodiment provides a waterway structure of a cleaning device, which is mainly applied to the cleaning device 1 shown in FIG. 1 . The cleaning device 1 includes a movable base 11 , and a chassis 12 and an electric motor are installed on the base 11 . A horizontal rotating base 2 is installed on the casing 12 of the hose reel 7 , and a telescopic arm 3 is installed on the horizontal rotating base 2 .

1 to 3 , the above-mentioned waterway structure mainly includes a rotary drive mechanism 5 , a connecting pipe 23 and a third rotary joint 24 .

The waterway structure includes a first drive assembly, a hollow tube 51 , a first rotary joint 52 , a second rotary joint 53 , a second drive assembly and a spray bar 6 with a spray head 61 . In this embodiment, the first drive assembly and the second drive assembly are both shaft-mounted deceleration motors, which are hereinafter referred to as the first deceleration motor 551 and the second deceleration motor 552 respectively. The first deceleration motor 551 is mounted on the second bracket 562, and the second bracket 562 is U-shaped and consists of a bottom plate and side plates respectively fixed on both sides of the bottom plate; 551 suitable installation position.

The second deceleration motor 552 is mounted on the hollow tube 51 through the first bracket 561 , and the spray bar 6 is mounted on the second deceleration motor 552 . Specifically, the spray bar 6 is mounted on the second reduction motor 552 through a fixing member, and is then driven to rotate by the second reduction motor 522; the fixing member adopts a coupling 54, and the coupling 54 is installed on the second reduction motor 552. , the spray rod 6 passes through the coupling 54 and is connected to the second rotating end 532 of the second rotary joint 53 .

The water inlet end of the spray rod 6 is detachably connected to the second rotating end 532 of the second rotary joint 53 through the second threaded pipe 572; as an embodiment, the second rotating end 532 of the second rotary joint 53 is One end of the pipe 572 is threadedly connected, and the other end of the second threaded pipe 572 is threadedly connected to the water inlet end of the spray bar 6 .

The connecting arm 5612 includes a main arm 56121 and a lock seat 56122, the main arm 56121 and the lock seat 56122 are detachably connected, and the two sides are respectively fitted with grooves adapted to the hollow tube 51. One side of the base 5611 is detachably connected to one end of the main arm 56121; the side wall of the base 5611 is provided with a mounting slot 56111 which is adapted to the second reduction motor 552; hole 56112.

The hollow tube 51 is keyed to the first reduction motor 551 . Specifically, the hollow tube 51 is also sleeved with a first backing ring 581 , both sides of the first backing ring 581 are in conflict with the first reduction motor 551 and the connecting arm 5612 respectively, and the connecting arm 5612 is in conflict with the first backing ring 581 . The other side is in conflict with the second rotary joint 53 ; the first rotary end 521 of the first rotary joint 52 is threadedly connected to one end of the first threaded pipe 571 , and the other end of the first threaded pipe 571 is threaded with one end of the hollow pipe 51 Connection; a second gasket 582 is arranged between the first threaded pipe 571 and the hollow pipe 51 , and both sides of the second gasket 582 are in close contact with the first threaded pipe 571 and the hollow pipe 51 respectively.

During installation, the hollow tube 51 can be inserted into the first gear motor 551 first, and then the first backing ring 581, the connecting arm and the second rotary joint 53 can be installed on the hollow tube 51 in sequence; A geared motor 551 is pushed on the other side, so that the first backing ring 581 is in contact with the first geared motor 551; then the second backing ring 582 is sleeved on the hollow tube 51 and collided with the first geared motor 551; One end of the first threaded pipe 571 is connected with the hollow pipe 51, and the first threaded pipe 571 is in contact with the second gasket 582; one end.

In addition, a tank chain 4 is installed on the telescopic arm 3 , and the water pipe connected between the connecting pipe 23 and the first rotary joint 52 (the first fixed end 522 ) is installed along the tank chain 4 .

1 , 4 , 5 and 6 , the structure of the above-mentioned horizontal rotating base 2 mainly includes a rotating pipe string 22 , a supporting pipe string 21 and a driving device. In this embodiment, the driving device preferably adopts a geared motor, which is hereinafter referred to as the third geared motor 25 .

The rotating pipe column 22 includes an upper cylinder 221 and a lower cylinder 222, and the lower cylinder 222 is detachably connected to the rotating shaft 251 of the third reduction motor 25 through the flange 27. Specifically, the flange 27 includes a disc 271 and the disk column 272, wherein the disk body 271 is fixed on the rotating shaft 251 of the third reduction motor 25 through several bolts, and the lower column body 222 is sleeved on the disk column 272; at the same time, the side of the lower column body 222 has several The lower cylinder 222 and the disk cylinder 272 can be locked by screwing several bolts into the screw holes respectively.

The outer edge of the third reduction motor 25 has an annular end face 252 , and the end face 252 is detachably connected with the mounting ring 26 through bolts. At the same time, an annular flange is formed on the inner side of the end surface 252 , the inner diameter of the mounting ring 26 is smaller than the outer diameter of the annular flange, and when the mounting ring 26 is in a fixed state, an annular clamping opening 261 can be formed between it and the end surface 252 . The annular clamping opening 261 can be used to install the entire horizontal swivel base on the chassis 12 . For example, referring to FIG. 3 , an installation hole 121 is formed on the chassis 12 , and a plurality of threaded holes are formed around the periphery of the installation hole 121 . Therefore, during installation, insert the third geared motor 25 into the installation hole 121 from bottom to top, so that the end surface 252 of the motor 25 abuts against the lower wall of the case 12, then the installation ring 26 is placed on the upper wall of the support platform, and finally a number of The bolts are screwed in from the bottom of the case 12 until the mounting ring 26 is tightened.

5 and 6, the support pipe string 21 is coaxially sleeved on the outside of the lower cylinder 222, and the two are connected to the rotating pipe string 22 through a connecting member for coaxial rotation. At the same time, the top surface of the mounting ring 26 has an annular clamping groove that is adapted to the support pipe column 21, and the lower end of the mounting ring 26 can be embedded in the annular clamping groove and then fixed by welding.

In this embodiment, the connecting member includes a bearing 28, and its installation method is as follows: the upper end of the support pipe string 21 has an annular support platform 211 adapted to the bearing 28, and further, the bearing 28 is installed on the annular support platform 211, and its outer ring It is tightly sleeved with the inner wall of the support pipe string 21 . In addition, the lower cylinder 222 is fixedly sleeved on the inner ring of the bearing 28, at the same time, a concave shoulder 2211 is formed at the joint of the lower cylinder 222 and the upper cylinder 221, and a washer 293 is also sleeved on the lower cylinder 222, The concave shoulder 2211 is pressed against the inner ring of the bearing 28 through the washer 293; in this way, the entire rotating pipe string 22 not only forms a fixed socket relationship with the bearing 28, but also presses on the bearing 28 through the gasket 293, that is, the support pipe string 21 is obtained. support.

In order to protect the bearing 28, a dustproof assembly is provided on the upper end of the support pipe string 21. As an embodiment, the dustproof assembly includes a fixing ring 291 and a rubber ring 292; The end surface 252 is detachably connected, for example, by bolting; a grommet adapted to the rubber ring 292 is formed between the fixing ring 291 and the washer 293, that is, the lower cylinder 222, the washer 293, the rubber ring 292, and the fixing ring 291 form nesting in sequence relation. The outer diameter of the washer 293 is smaller than the outer diameter of the concave shoulder 2211 , and the inner diameter of the rubber ring 292 is smaller than the outer diameter of the concave shoulder 2211 , so that a part of the rubber ring 292 can enter the concave shoulder 2211 .

In addition, the above-mentioned connecting pipe 23 is coaxially disposed inside the rotating pipe string 22, and the upper end protrudes from the side wall of the supporting pipe string 21, and can be connected to other water pipes. The lower end of the connecting pipe 23 passes through the third reduction motor 25 and is connected with the third rotating end of the third rotary joint 24, and the third fixed end of the third rotary joint 24 is used for connecting with the water pipe. The water outlet end of the electric hose reel 7 is connected to the third fixed end of the third rotary joint 24 through a water pipe.

Of course, the above are only typical examples of the present utility model. In addition, the present utility model can also have other various specific embodiments. All technical solutions formed by equivalent replacement or equivalent transformation are all within the scope of the present utility model. within the range.

Claims (7)

1. A waterway structure of a cleaning device, the cleaning device (1) has a horizontal rotating seat (2) and a telescopic arm (3) installed on the horizontal rotating seat (2); it is characterized in that, comprising: A rotary drive mechanism (5), including: a first drive assembly, which is installed at the end of the telescopic arm (3); A hollow tube (51), which is horizontally mounted on the first drive assembly, and is driven by the first drive assembly to rotate around its own central axis; A first rotary joint (52) and a second rotary joint (53) respectively installed on both ends of the hollow tube (51), wherein the first rotary end (521) of the first rotary joint (52) is connected to the One end of the hollow tube (51) is detachably connected, and the second fixed end (531) of the second rotary joint (53) is detachably connected to the other end of the hollow tube (51); a second drive assembly mounted on the hollow tube (51); and a spray rod (6) with a spray head (61), the water inlet end of the spray rod (6) is detachably connected to the second rotating end (532) of the second rotary joint (53); A connecting pipe (23), which is coaxially installed in the interior of the horizontal rotation seat (2) of the cleaning device (1) along the vertical direction and rotates synchronously with the horizontal rotation seat (2), and the upper end of which extends from the horizontal rotation seat (2). The outer wall of the rotating seat (2) is protruded, and then connected to the first fixed end (522) of the first rotating joint (52) through a water pipe; and The third rotating joint (24), the third rotating end of which is mounted on the lower end of the connecting pipe (23). 2. The waterway structure of a cleaning device according to claim 1, wherein the cleaning device (1) further comprises an electric hose reel (7), and the water outlet end of the electric hose reel (7) It is connected with the third fixed end of the third rotary joint (24) through a water pipe. 3. The waterway structure of a cleaning device according to claim 1, wherein a tank chain (4) is installed on the telescopic arm (3), which is connected to the connecting pipe (23) and the first rotating The water pipes between the joints (52) are installed along the tank chain (4). 4. The waterway structure of a cleaning device according to claim 1, wherein the first drive assembly comprises a first reduction motor (551), the hollow tube (51) and the first reduction motor (551) key connection; the second drive assembly includes a second reduction motor (552), the second reduction motor (552) is mounted on the hollow pipe (51) through a first bracket (561), and the spray bar (6) Installed on the second reduction motor (552). 5. The waterway structure of a cleaning device according to claim 4, wherein the first bracket (561) comprises a base (5611) and a connecting arm (5612), one side of the base (5611) It is detachably connected to one end of the connecting arm (5612), and the other end of the connecting arm (5612) is detachably connected to the hollow tube (51). 552) A fitting installation slot (56111); a through hole (56112) for the spray rod (6) to pass through is opened in the middle of the base (5611). 6. The waterway structure of a cleaning device according to claim 5, wherein the hollow tube (51) is further sleeved with a first backing ring (581), and the first backing ring (581) The two sides of the ring are respectively in conflict with the first reduction motor (551) and the connecting arm (5612), and the connecting arm (5612) is in conflict with the second rotary joint (53) relative to the other side of the first backing ring (581). ; The first rotating end (521) of the first rotary joint (52) is threadedly connected to one end of the first threaded pipe (571), and the other end of the first threaded pipe (571) is connected to this end of the hollow pipe (51). One end is threadedly connected; a second gasket (582) is arranged between the first threaded pipe (571) and the hollow pipe (51), and both sides of the second gasket (582) are respectively connected to the first threaded pipe (571) tightly interferes with the hollow tube (51). 7 . The waterway structure of a cleaning device according to claim 4 , wherein the first geared motor ( 551 ) is mounted on a second bracket ( 562 ), and the second bracket ( 562 ) is U-shaped. 8 . It consists of a bottom plate and side plates respectively fixed on both sides of the bottom plate; the bottom plate is installed on the front end of the telescopic arm (3); matching mounting holes (121).

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