CN220826535U

CN220826535U - Liquid spraying device

Info

Publication number: CN220826535U
Application number: CN202322769038.2U
Authority: CN
Inventors: 黎莎; 黎太山
Original assignee: Beijing Railway Institute of Mechanical and Electrical Engineering Group Co Ltd
Current assignee: Beijing Railway Institute of Mechanical and Electrical Engineering Group Co Ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-04-23
Anticipated expiration: 2033-10-16

Abstract

The utility model belongs to the technical field of vehicle cleaning, and discloses a liquid spraying device which comprises a bearing frame, an extending mechanism and a liquid spraying rod, wherein the extending mechanism comprises a first extending arm and a second extending arm, one end of the first extending arm is rotatably connected with the bearing frame, one end of the second extending arm is rotatably connected with the other end of the first extending arm, the liquid spraying rod is arranged on the second extending arm and can rotate relative to the second extending arm, the rotation axis of the first extending arm, the rotation axis of the second extending arm and the rotation axis of the liquid spraying rod are mutually parallel, a plurality of spraying holes are formed in the liquid spraying rod, and the spraying holes are sequentially arranged at intervals along the axial direction of the liquid spraying rod.

Description

Liquid spraying device

Technical Field

The utility model relates to the technical field of vehicle cleaning, in particular to a liquid spraying device.

Background

In the process of fast running of the motor car, dirt is formed on the outer shell of the motor car due to soil splashing and the like, and mainly contains sand dust, clay, metal ions or metal oxide solids and the like which are raised during running, so that the motor car and the motor car are usually cleaned and overhauled every 4000 km.

In the prior art, the motor train is cleaned through the fixed car washer, and the motor train unit needs to be manually cleaned for a second time after being put in storage due to the reasons of a plurality of motor train units to be overhauled, long shunting time, poor cleaning effect and the like, and the motor train unit is often cleaned in a manual cleaning manner by manually spraying, brushing and the like in an overhauling warehouse, so that the problems of long cleaning time, low efficiency and the like exist, and the problem of corrosion and rust and short circuit of equipment nearby the ground and a track bridge can be caused even because of the wet skid of the ground in the warehouse caused by sewage left during cleaning.

In order to solve the problems caused by machine cleaning machines and manual cleaning, a through train skin cleaning system is arranged in front of a warehouse to become an important means for cleaning the current train, and the cleaning effect of the train skin is restricted by the brush hair rotating speed, the brush hair output torque, the contact times of the surface of the train body and the brush hair, and the cleaning agent and the dirt decomposition time of the train body in the application process of the novel train skin cleaning machine, and the general requirements are that: the length of the passageway of the flat-crossing passageway in front of the warehouse is 15-20 m, the cleaning brush group at least occupies a space in front of the warehouse of 13m, and a safety passageway which is not less than 4m is reserved for installation, so that the cleaning agent and the dirt of the vehicle body are fully reacted, the cleaning agent spray pipe and the first group of brushes are kept at least at a distance of 10m, and the cleaning agent and the dirt of the vehicle body have a full decomposition reaction time (12.04 seconds).

However, because the space is limited, the cleaning agent spray pipe needs to be installed outside the level crossing to meet the requirement of cleaning quality, so how to clean the train in the limited space and ensure the cleaning quality at the same time is urgent.

Disclosure of utility model

The utility model aims to provide a liquid spraying device which can be stretched, lifted and saved in site space and has a better cleaning effect.

To achieve the purpose, the utility model adopts the following technical scheme:

A liquid spraying device, comprising:

a carrier;

The stretching mechanism comprises a first stretching arm and a second stretching arm, one end of the first stretching arm is rotatably connected with the bearing frame, and one end of the second stretching arm is rotatably connected with the other end of the first stretching arm;

The liquid spraying rod is arranged on the second stretching arm, and can rotate relative to the second stretching arm, the rotation axis of the first stretching arm, the rotation axis of the second stretching arm and the rotation axis of the liquid spraying rod are mutually parallel, a plurality of spraying holes are formed in the liquid spraying rod, and the spraying holes are sequentially arranged at intervals along the axial direction of the liquid spraying rod.

Optionally, the device further comprises an extension driving mechanism, wherein the extension driving mechanism can drive the first extension arm and the second extension arm to be unfolded to a working state along the horizontal direction.

Optionally, the extension drive mechanism includes an extension drive, an output of the extension drive being connected to the first extension arm and configured to drive rotation of the first extension arm about its axis of rotation.

Optionally, the stretching driving mechanism further comprises a stretching assembly, the output end of the stretching driver is connected to the second stretching arm through the stretching assembly, a slideway is arranged on the first stretching arm, and the output end of the stretching driver is slidably arranged in the slideway;

The output end of the stretching driver can push against the side wall of the slideway to drive the first stretching arm to rotate relative to the bearing frame;

The first stretching arm is in the working state, and when the output end of the stretching driver slides in the slideway, the second stretching arm can be driven to rotate relative to the first stretching arm through the stretching assembly.

Optionally, the stretching assembly comprises:

The output end of the extension driver is rotationally connected with the driving rod;

One end of the first conversion piece is rotationally connected with the first stretching arm, and the other end of the first conversion piece is rotationally connected with the driving rod;

And one end of the second conversion piece is rotatably connected with the second stretching arm, and the other end of the second conversion piece is rotatably arranged on the driving rod.

Optionally, a bearing pad is disposed on the bearing frame, and the first extending arm is in an operating state when abutting against the bearing pad.

Optionally, the first extending arm is provided with a bearing part, and the second extending arm is in a working state when abutting against the bearing part.

Optionally, the device further comprises a liquid supply pipe, wherein the liquid supply pipe is arranged on the bearing frame and is communicated with the liquid spraying rod.

Optionally, the device further comprises a winding mechanism, wherein the winding mechanism is arranged on the bearing frame and is configured to wind the liquid supply pipe.

Optionally, the device further comprises a rotary driver, wherein the rotary driver is arranged on the second stretching arm and can drive the liquid spraying rod to rotate relative to the second stretching arm.

The beneficial effects are that:

The utility model provides a liquid spraying device which comprises a bearing frame, an extending mechanism and a liquid spraying rod, wherein the extending mechanism comprises a first extending arm and a second extending arm, one end of the first extending arm is rotatably connected to the bearing frame, one end of the second extending arm is rotatably connected to the other end of the first extending arm, the first extending arm and the second extending arm can be rotatably unfolded relative to the bearing frame and can be switched between a horizontal state and a vertical state so as to meet the requirement of lifting operation, the occupied space is reduced, the liquid spraying rod is arranged on the second extending arm and can rotate relative to the second extending arm, the rotating axis of the first extending arm, the rotating axis of the second extending arm and the rotating axis of the liquid spraying rod are mutually parallel, a plurality of spraying holes are formed in the liquid spraying rod, and the spraying holes are sequentially arranged at intervals along the axial direction of the liquid spraying rod.

Drawings

FIG. 1 is a schematic view of a first extendable arm provided in an embodiment of the present utility model in an upright position;

FIG. 2 is a schematic view showing a first-stage development of a liquid ejecting apparatus according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing a two-stage development of a liquid ejecting apparatus according to an embodiment of the present utility model;

FIG. 4 is a schematic illustration of a spray wand in an operative position according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a liquid ejecting apparatus according to an embodiment of the present utility model in operation;

fig. 6 is a partial enlarged view of fig. 1 at a.

In the figure:

1. A carrier; 11. a load bearing pad;

2. An extension mechanism; 21. a first extension arm; 211. a slideway; 2111. a first slideway; 2112. a second slideway; 212. a carrying part; 22. a second extension arm;

3. a spray bar; 31. spraying holes;

4. An extension drive mechanism; 41. an extension driver; 42. an extension assembly; 421. a driving rod; 422. a first conversion member; 423. a second conversion member;

5. A liquid supply pipe;

6. a winding mechanism;

7. A rotary drive.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1-6, an embodiment of the present utility model provides a liquid spraying device, which includes a carrier 1, an extension mechanism 2 and a liquid spraying rod 3, wherein the extension mechanism 2 includes a first extension arm 21 and a second extension arm 22, one end of the first extension arm 21 is rotatably connected to the carrier 1, one end of the second extension arm 22 is rotatably connected to the other end of the first extension arm 21, the liquid spraying rod 3 is disposed on the second extension arm 22 and can rotate relative to the second extension arm 22, the rotation axis of the first extension arm 21, the rotation axis of the second extension arm 22 and the rotation axis of the liquid spraying rod 3 are parallel to each other, a plurality of spraying holes 31 are disposed on the liquid spraying rod 3, and the plurality of spraying holes 31 are sequentially disposed at intervals along the axial direction of the liquid spraying rod 3.

In the utility model, the stretching mechanism 2 comprises a first stretching arm 21 and a second stretching arm 22, one end of the first stretching arm 21 is rotatably connected to the bearing frame 1, one end of the second stretching arm 22 is rotatably connected to the other end of the first stretching arm 21, so that the first stretching arm 21 and the second stretching arm 22 can be rotatably unfolded relative to the bearing frame 1 and can be switched between a horizontal state and a vertical state to meet the requirement of lifting operation, the occupied space is reduced, the liquid spraying rod 3 is arranged on the second stretching arm 22 and can rotate relative to the second stretching arm 22, the rotation axis of the first stretching arm 21, the rotation axis of the second stretching arm 22 and the rotation axis of the liquid spraying rod 3 are mutually parallel, a plurality of spraying holes 31 are formed in the liquid spraying rod 3, and when the liquid spraying rod 3 rotates to an operation position, the train can be cleaned through cleaning liquid through the spraying holes 31.

Specifically, as shown in fig. 1, the liquid spraying device further comprises an extension driving mechanism 4, and the extension driving mechanism 4 can drive the first extension arm 21 and the second extension arm 22 to be unfolded to an operation state along the horizontal direction, so that the liquid spraying rod 3 on the second extension arm 22 can move to a position required by cleaning operation, thereby ensuring the cleaning operation effect and saving the occupied space.

Specifically, as shown in fig. 1-2, the extension driving mechanism 4 includes an extension driver 41, where an output end of the extension driver 41 is connected to the first extension arm 21 and is capable of driving the first extension arm 21 to rotate around its rotation axis, and when the first extension arm 21 rotates relative to the carrier 1, the first extension arm 21 can be switched between a horizontal state in which the first extension arm 21 extends for operation, and a vertical state in which the operator can conveniently store and move the device.

In the present embodiment, the extension driver 41 is an electric cylinder capable of driving the first extension arm 21 to switch between the vertical state and the horizontal state, and in other embodiments, the extension driver 41 may be an air cylinder or an oil cylinder as long as the above-described functional effects can be achieved, and is not limited thereto.

Specifically, as shown in fig. 1, 2 and 6, the extension driving mechanism 4 further includes an extension assembly 42, an output end of the extension driver 41 is connected to the second extension arm 22 through the extension assembly 42, a slide 211 is disposed on the first extension arm 21, the output end of the extension driver 41 is slidably disposed in the slide 211, and the output end of the extension driver 41 pushes against a side wall of the slide 211, so as to drive the first extension arm 21 to rotate relative to the carrier 1.

More specifically, in the present embodiment, the first stretching arm 21 is provided with the first slide 2111, the first slide 2111 extends in an arc shape with the rotation axis as the axis, the stretching driver 41 is rotatably provided on the carrier 1, the output end of the stretching driver 41 is slidably provided in the first slide 2111, and when the output end of the stretching driver 41 slides in the first slide 2111, the first stretching arm 21 can be driven to rotate about the rotation axis thereof, thereby switching between the vertical state and the horizontal state, and the rotation axis of the first slide 2111 is parallel to the rotation axis of the first stretching arm 21.

Specifically, as shown in fig. 2, 3 and 6, in the present embodiment, the first extension arm 21 is provided with a second slide way 2112 that is connected to the first slide way 2111, and when the first extension arm 21 is in a working state, the output end of the extension driver 41 slides in the second slide way 2112, and the extension assembly 42 can drive the second extension arm 22 to rotate relative to the first extension arm 21.

More specifically, as shown in fig. 2, the extension assembly 42 includes a driving rod 421, a first conversion member 422 and a second conversion member 423, the output end of the extension driver 41 is rotatably connected to the driving rod 421, one end of the first conversion member 422 is rotatably connected to the first extension arm 21, the other end is rotatably connected to the driving rod 421, one end of the second conversion member 423 is rotatably connected to the second extension arm 22, the other end is rotatably disposed on the driving rod 421, when the output end of the extension driver 41 slides in the second slideway 2112, the driving rod 421 can be driven to move, the first conversion member 422, the second conversion member 423 and the driving rod 421 are hinged at the same place, and at the same time when the driving rod 421 moves, the driving rod 421 can rotate a certain angle relative to the output end of the extension driver 41 due to the fact that the first extension arm 21 is connected to the driving rod 421 through the first conversion member 422, and the extension distance of the first extension arm 21 is limited, and then the second conversion member 423 is driven to rotate, thereby switch the second extension arm 22 from the stacked state to the horizontally extended state, at this time, the second extension arm 22 is in the work state.

Specifically, as shown in fig. 1, the carrier 1 is provided with the carrier pad 11, and when the first extension arm 21 abuts against the carrier pad 11, the carrier pad 11 is provided in an operating state, so that the ballast wear of the carrier 1 by the first extension arm 21 is reduced.

Specifically, as shown in fig. 2-3, the first extending arm 21 is provided with a bearing portion 212, and when the second extending arm 22 abuts against the bearing portion 212, the second extending arm 22 is in a working state, so that the second extending arm 22 can be timely limited when being unfolded, and the horizontal extending state is maintained.

In this embodiment, the bearing portion 212 is a hinge, and when the second extension arm 22 rotates relative to the first extension arm 21, the second extension arm can abut against an inner wall of the hinge to switch to a horizontally extending operation state. In other embodiments, the carrying portion 212 is a baffle, so long as the above-mentioned functional function can be achieved, and the present invention is not limited thereto.

Specifically, as shown in fig. 1-2, the device further comprises a liquid supply pipe 5, wherein the liquid supply pipe 5 is arranged on the bearing frame 1 and is communicated with the liquid spraying rod 3 for providing a cleaning medium to complete the cleaning operation.

Specifically, as shown in fig. 1, the device further comprises a winding mechanism 6, wherein the winding mechanism 6 is arranged on the bearing frame 1, can wind the liquid supply pipe 5 in time, and ensures that the cleaning operation is smoothly carried out.

Specifically, as shown in fig. 1, the device further comprises a rotary driver 7, wherein the rotary driver 7 is arranged on the second extension arm 22 and can drive the liquid spraying rod 3 to rotate relative to the second extension arm 22.

In this embodiment, the rotary driver 7 is a motor, a driving gear is disposed on an output shaft of the motor, a driven gear is disposed on a rotating shaft of the liquid spraying rod 3, the driving gear is meshed with the driven gear, the motor drives the liquid spraying rod 3 to rotate through gear transmission, and the motor stops perpendicular to the second extending arm 22 through a stop piece, and in other embodiments, the liquid spraying rod 3 can be driven to rotate through a cylinder, which is not limited in this way.

The working process of the device is described below:

Primary unfolding: the stretching driver 41 drives the first stretching arm 21 to rotate so that the first stretching arm 21 is in a working state, one end of the second stretching arm 22 away from the first stretching arm 21 is an extending end, the second stretching arm 22 is overlapped on the first stretching arm 21, and at this time, the distance between the extending end and the first stretching arm 21 is minimum.

And (3) secondary expansion: the extension driver 41 drives the second extension arm 22 to rotate through the extension assembly 42, so that the first extension arm 21 and the second extension arm 22 are both in a working state, and the distance between the extension end and the first extension arm 21 is the largest.

Spraying preparation: the rotary driver 7 drives the liquid spray bar 3 to rotate to a vertical state.

Spraying operation: the spray bar 3 sprays a cleaning medium from the spray holes 31 to perform a cleaning operation on the train.

Before the locomotive enters the warehouse, the liquid spraying device sequentially spreads the first extending arm 21, the second extending arm 22 and the liquid spraying rod 3 under the driving of the extending driver 41 so as to spray the cleaning medium, pre-spray the cleaning medium on the vehicle to be cleaned and decompose dirt on the outer surface of the vehicle body.

The device has the following advantages: the structure is reliable, flexible convenient, area is little, can make the hydrojet pipe lay in sharp strand both sides rapidly, effectively solved the cleaning machine and arranged the area limited, cleaning agent and dirt decomposition time are not enough, construction coordination procedure is complicated scheduling problem, and need not to occupy the skylight and construct the place outward, is showing and has promoted cleaning efficiency, has guaranteed good cleaning performance.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. A liquid ejecting apparatus, comprising:

A carrier (1);

The stretching mechanism (2) comprises a first stretching arm (21) and a second stretching arm (22), one end of the first stretching arm (21) is rotatably connected with the bearing frame (1), and one end of the second stretching arm (22) is rotatably connected with the other end of the first stretching arm (21);

The spray rod (3), spray rod (3) set up in on second extension arm (22), can for second extension arm (22) rotate, the axis of rotation of first extension arm (21) the axis of rotation of second extension arm (22) with the axis of rotation of spray rod (3) is parallel to each other, be provided with a plurality of spray holes (31) on spray rod (3), a plurality of spray holes (31) are followed the axial interval sets gradually of spray rod (3).

2. The liquid ejecting apparatus according to claim 1, further comprising an extension driving mechanism (4), wherein the extension driving mechanism (4) is capable of driving both the first extension arm (21) and the second extension arm (22) to be unfolded in a horizontal direction to an operation state.

3. The liquid ejecting apparatus according to claim 2, wherein said stretching drive mechanism (4) includes a stretching driver (41), an output end of said stretching driver (41) being connected to said first stretching arm (21) and configured to drive said first stretching arm (21) to rotate about a rotation axis thereof.

4. A liquid spraying device according to claim 3, characterized in that the stretching driving mechanism (4) further comprises a stretching assembly (42), the output end of the stretching driver (41) is connected to the second stretching arm (22) through the stretching assembly (42), the first stretching arm (21) is provided with a slideway (211), and the output end of the stretching driver (41) is slidably arranged in the slideway (211);

The output end of the stretching driver (41) can push against the side wall of the slideway (211) to drive the first stretching arm (21) to rotate relative to the bearing frame (1);

The first stretching arm (21) is in the working state, and when the output end of the stretching driver (41) slides in the slideway (211), the second stretching arm (22) can be driven to rotate relative to the first stretching arm (21) through the stretching assembly (42).

5. The liquid spraying apparatus as claimed in claim 4, wherein the stretching assembly (42) comprises:

A drive rod (421), the output end of the extension driver (41) is rotatably connected to the drive rod (421);

A first conversion member (422) having one end rotatably connected to the first extension arm (21) and the other end rotatably connected to the driving lever (421);

And one end of the second conversion piece (423) is rotatably connected with the second stretching arm (22), and the other end of the second conversion piece is rotatably arranged on the driving rod (421).

6. The liquid spraying device according to claim 1, characterized in that the carrier (1) is provided with a carrying pad (11), and the first stretching arm (21) is in an operative state when it abuts against the carrying pad (11).

7. The liquid ejecting apparatus according to claim 1, wherein the first extending arm (21) is provided with a bearing portion (212), and the second extending arm (22) is in an operating state when abutting against the bearing portion (212).

8. The liquid spraying device according to claim 1, further comprising a liquid supply pipe (5), wherein the liquid supply pipe (5) is disposed on the carrier (1) and is communicated with the liquid spraying rod (3).

9. The liquid spraying device according to claim 8, further comprising a winding mechanism (6), the winding mechanism (6) being provided on the carrier (1) and configured to wind up the liquid supply tube (5).

10. The liquid spraying device according to any one of claims 1-9, further comprising a rotary actuator (7), said rotary actuator (7) being arranged on said second stretching arm (22) capable of driving said liquid spraying lever (3) to rotate with respect to said second stretching arm (22).