Switchable spray head for high-pressure cleaning machine

Abstract

The utility model discloses a switchable spray head for a high-pressure cleaning machine, which belongs to the technical field of high-pressure cleaning machines and comprises a spray head, the top of the spray head is movably sleeved with a protective shell, the bottom edge of the protective shell is arc-shaped, two groups of placing grooves are formed in the spray head, and self-locking assemblies are arranged in the two groups of placing grooves. The self-locking assembly comprises a connecting plate and two first springs, the connecting plate is slidably installed in the containing groove, and the two ends of the two first springs are fixedly connected with the connecting plate and the inner wall of one side of the containing groove correspondingly, so that an operator can conveniently and rapidly install and detach the spray head, time is saved, and the spray head is simple in structure, easy to operate and convenient to use. According to the self-rotating spray head, the mounting and dismounting difficulty is reduced, so that the spray head can be conveniently and rapidly switched, the switching efficiency is improved, the situation that dust and winged insects enter the device when the device is stopped, a nozzle of the self-rotating spray head body is blocked, and use is affected is avoided, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure cleaning machines, in particular to a switchable spray head for high-pressure cleaning machines. Background Art

[0002] A high-pressure cleaner is a machine that uses a power device to make a high-pressure plunger pump generate high-pressure water to wash the surface of an object. It can peel off and wash away dirt to achieve the purpose of cleaning the surface of the object. Because it uses high-pressure water columns to clean dirt, high-pressure cleaning is also recognized by the world as one of the most scientific, economical and environmentally friendly cleaning methods. However, in the prior art, most of the nozzle bodies and connectors are connected by threaded matching, and the internal threads on the nozzle body and the external threads on the connector are easily offset when they are matched and docked, resulting in an incorrect docking position, which makes the installation process difficult and does not have the function of protecting the water spray port of the nozzle; therefore, we propose a switchable nozzle for a high-pressure cleaner to solve this problem. Utility Model Content

[0003] The purpose of the utility model is to provide a switchable nozzle for a high-pressure cleaning machine to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A switchable nozzle for a high-pressure cleaning machine comprises: a nozzle, a top movable sleeve of the nozzle is provided with a protective shell, the bottom edge of the protective shell is arc-shaped, two groups of placement grooves are provided inside the nozzle, and self-locking components are provided inside the two groups of placement grooves, and the self-locking components comprise: a connecting plate and two groups of springs 1, the connecting plate is slidably installed inside the placement groove, the two ends of the two groups of springs 1 are respectively fixedly connected to the connecting plate and the inner wall of one side of the placement groove, an arc block is fixedly installed on one side of the connecting plate, the arc block is movably clamped inside the protective shell, the outer bottom movable sleeve of the nozzle is provided with a mounting seat, and two mounting seats are provided inside A rectangular groove and a square groove are formed, and replacement components are arranged inside the two groups of rectangular grooves, and the replacement components include: a frame body, the frame body is slidably installed inside the rectangular groove, a pull rod is slidably installed inside the frame body, a short plate 1 is fixedly installed at the bottom of the pull rod, a plug plate is fixedly installed at the bottom of the short plate 1, and the plug plate is movably plugged into the bottom of the rectangular groove, a fixing rod is fixedly installed on one side of the frame body, the fixing rod is slidably installed inside the square groove, a short plate 2 is arranged inside the square groove, the short plate 2 is fixedly connected to the fixing rod, a plug block is fixedly installed on one side of the short plate 2, and the plug block is movably plugged into the inside of the nozzle.

[0006] Preferably, springs 2 are provided inside the two groups of the frame bodies, and two ends of the two groups of the springs 2 are fixedly connected to the corresponding short plate 1 and an inner wall of one side of the frame body respectively.

[0007] Preferably, springs three are provided inside the two groups of rectangular grooves, and two ends of the two groups of springs three are respectively fixedly connected to the corresponding frame and one side inner wall of the rectangular groove.

[0008] Preferably, two groups of springs four are arranged inside the two groups of square grooves, and the two groups of springs four located on the same side are respectively fixedly connected to the corresponding short plate two and the inner wall of one side of the square groove.

[0009] Preferably, limit rods are slidably installed inside the two groups of connecting plates, and the two ends of the two groups of limit rods are fixedly connected to the inner walls of the two sides of the corresponding placement grooves, and short rods are fixedly installed on the sides of the two groups of connecting plates away from each other, and pressure plates are fixedly installed on the sides of the two groups of short rods away from each other.

[0010] Preferably, pull plates are fixedly mounted on the tops of the two groups of pull rods, the pull plates of the two groups are in contact with the tops of the mounting seats, and pull rings are fixedly mounted on the tops of the two groups of pull plates.

[0011] In the utility model, the switchable nozzle for a high-pressure cleaning machine is provided with a replacement component, a rectangular groove and a square groove. By pulling the two groups of pull rings on the top of the mounting seat upward, the two groups of pull rings drive the pull plate and the pull rod at the bottom to move upward, so that the pull rod drives the short plate and the plug plate at the bottom to disengage from the bottom of the rectangular groove. At this time, the pull ring is pulled horizontally, so that the frame drives the fixed rod and the second short plate on one side to move, so that the second short plate drives the plug block on one side to move horizontally, so that the two groups of plug blocks are disengaged from the inside of the nozzle, which is convenient for operators to quickly install and disassemble the nozzle, saving time, and its structure is simple and easy to operate, reducing the difficulty of installation and disassembly, thereby facilitating rapid switching of the nozzle and improving switching efficiency.

[0012] In the utility model, a switchable nozzle for a high-pressure cleaning machine is provided with a protective shell and a self-locking component. The arc-shaped bottom edge of the protective shell squeezes the arc surfaces of the arc blocks on both sides of the nozzle, so that the arc blocks squeeze the connecting plate and spring 1 inside the placement groove, so that the two groups of arc blocks move horizontally. After reaching a certain position, the arc blocks are movably inserted into the interior of the protective shell through the reset of spring 1, thereby realizing the self-locking function, making it convenient for the operator to shield and protect the nozzle of the nozzle, avoiding dust and flying insects from entering the device when it is not in use, causing the nozzle of the self-spinning nozzle body to be blocked and affecting the use, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1This is a three-dimensional structural schematic diagram of a switchable nozzle for a high-pressure cleaning machine proposed by the utility model;

[0014] Figure 2 This is a schematic cross-sectional view of a switchable nozzle for a high-pressure cleaning machine proposed by the utility model;

[0015] Figure 3 for Figure 2 A partial enlarged view of part A;

[0016] Figure 4 for Figure 2 A partial enlarged view of part B.

[0017] In the figure: 1. nozzle; 2. mounting base; 3. protective shell; 4. self-locking assembly; 401. short rod; 402. connecting plate; 403. spring one; 404. limiting rod; 405. arc block; 5. replacement assembly; 501. pull plate; 502. pull rod; 503. spring two; 504. plug plate; 505. frame; 506. spring three; 507. fixing rod; 508. spring four; 509. plug block. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-4A switchable nozzle for a high-pressure cleaning machine comprises: a nozzle 1, a protective shell 3 is provided on the top movable sleeve of the nozzle 1, the bottom edge of the protective shell 3 is arc-shaped, two groups of placement grooves are provided inside the nozzle 1, and self-locking components 4 are provided inside the two groups of placement grooves, and the self-locking components 4 comprise: a connecting plate 402 and two groups of springs 403, the connecting plate 402 is slidably installed inside the placement groove, and the two ends of the two groups of springs 403 are respectively fixedly connected to the connecting plate 402 and the inner wall of one side of the placement groove, an arc block 405 is fixedly installed on one side of the connecting plate 402, and the arc block 405 is movably connected to the inside of the protective shell 3, and a mounting seat 2 is provided on the outer bottom movable sleeve of the nozzle 1, and two groups of Rectangular groove and square groove, the interior of the two groups of rectangular grooves are both provided with replacement components 5, the replacement components 5 include: a frame 505, the frame 505 is slidably installed inside the rectangular groove, a pull rod 502 is slidably installed inside the frame 505, a short plate 1 is fixedly installed at the bottom of the pull rod 502, a plug plate 504 is fixedly installed at the bottom of the short plate 1, the plug plate 504 is movably plugged into the bottom of the rectangular groove, a fixed rod 507 is fixedly installed on one side of the frame 505, the fixed rod 507 is slidably installed inside the square groove, a short plate 2 is arranged inside the square groove, the short plate 2 is fixedly connected to the fixed rod 507, a plug block 509 is fixedly installed on one side of the short plate 2, and the plug block 509 is movably plugged into the interior of the nozzle 1.

[0020] In this embodiment, spring two 503 is provided inside the two groups of frames 505, and the two ends of the two groups of spring two 503 are respectively fixedly connected to the corresponding short plate one and the inner wall of one side of the frame 505, so as to facilitate the resetting of the plug plate 504. Spring three 506 is provided inside the two groups of rectangular grooves, and the two ends of the two groups of spring three 506 are respectively fixedly connected to the corresponding frame 505 and the inner wall of one side of the rectangular groove, so as to facilitate the resetting of the frame 505.

[0021] In this embodiment, two groups of springs 408 are provided inside the two groups of square grooves. The two groups of springs 408 located on the same side are fixedly connected to the corresponding short plate 2 and the inner wall of one side of the square groove, respectively, to facilitate the resetting of the plug block 509. Limit rods 404 are slidably installed inside the two groups of connecting plates 402. The two ends of the two groups of limit rods 404 are fixedly connected to the inner walls of the two sides of the corresponding placement grooves, respectively. Short rods 401 are fixedly installed on the sides of the two groups of connecting plates 402 away from each other. Pressure plates are fixedly installed on the sides of the two groups of short rods 401 away from each other to facilitate the movement of the connecting plates 402. Pull plates 501 are fixedly installed on the tops of the two groups of pull rods 502. The two groups of pull plates 501 are in contact with the top of the mounting seat 2. Pull rings are fixedly installed on the tops of the two groups of pull plates 501 to facilitate the movement of the frame 505.

[0022] In this embodiment, when in use, by pulling the two sets of pull rings on the top of the mounting seat 2 upwards, the two sets of pull rings drive the pull plate 501 and the pull rod 502 at the bottom to move upwards, so that the pull rod 502 drives the short plate and the plug plate 504 at the bottom to disengage from the bottom of the rectangular groove. At this time, the pull ring is pulled horizontally, so that the frame 505 drives the fixed rod 507 and the short plate 2 on one side to move, so that the short plate 2 drives the plug block 509 on one side to move horizontally, so that the two sets of plug blocks 509 are disengaged from the inside of the nozzle 1. At this time, the nozzle 1 can be switched to a different nozzle 1. When installing, you only need to loosen the pull ring, and the frame 505 is reset under the action of spring three 506, and the plug plate 504 is inserted into the inside of the rectangular groove under the resetting action of spring two 503. Under the resetting action of 508, the plug block 509 is movably inserted into the interior of the nozzle 1, and the arc surface of the arc block 405 on both sides of the nozzle 1 is squeezed by the arc bottom edge of the protective shell 3, so that the arc block 405 squeezes the connecting plate 402 and the spring 403 inside the placement groove, so that the two groups of arc blocks 405 move horizontally. After reaching a certain position, the arc block 405 is movably inserted into the interior of the protective shell 3 through the resetting of the spring 403, realizing the self-locking function. At this time, by pressing the pressure plates on both sides of the nozzle 1, the pressure plates drive the short rod 401 at one end to squeeze the connecting plate 402 and the spring, so that the arc block 405 is detached from the interior of the protective shell 3, which is convenient for the rapid installation and disassembly of the protective shell 3 and the protection of the nozzle of the deactivated nozzle 1.

[0023] The above is a detailed introduction to a switchable nozzle for a high-pressure cleaning machine provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A switchable nozzle for a high-pressure cleaning machine, characterized in that: include: A nozzle (1), wherein a protective shell (3) is provided on the top movable sleeve of the nozzle (1), the bottom edge of the protective shell (3) is arc-shaped, two groups of placement grooves are provided inside the nozzle (1), and self-locking components (4) are provided inside the two groups of placement grooves, and the self-locking components (4) include: a connecting plate (402) and two groups of springs (403), wherein the connecting plate (402) is slidably installed inside the placement groove, and the two ends of the two groups of springs (403) are respectively fixedly connected to the connecting plate (402) and the inner wall of one side of the placement groove, and an arc block (405) is fixedly installed on one side of the connecting plate (402), and the arc block (405) is movably clamped inside the protective shell (3), and a mounting seat (2) is provided on the outer bottom movable sleeve of the nozzle (1), and two groups of rectangular grooves and a square groove are provided inside the mounting seat (2), A replacement component (5) is provided inside the two groups of rectangular grooves, and the replacement component (5) includes: a frame (505), the frame (505) is slidably installed inside the rectangular groove, a pull rod (502) is slidably installed inside the frame (505), a short plate 1 is fixedly installed at the bottom of the pull rod (502), a plug plate (504) is fixedly installed at the bottom of the short plate 1, and the plug plate (504) is movably plugged into the bottom of the rectangular groove, a fixed rod (507) is fixedly installed on one side of the frame (505), and the fixed rod (507) is slidably installed inside the square groove, and a short plate 2 is provided inside the square groove, and the short plate 2 is fixedly connected to the fixed rod (507), and a plug block (509) is fixedly installed on one side of the short plate 2, and the plug block (509) is movably plugged into the inside of the nozzle (1).

2. A switchable nozzle for a high pressure cleaning machine according to claim 1, characterized in that: The two groups of frames (505) are both provided with springs 2 (503) inside, and the two ends of the two groups of springs 2 (503) are respectively fixedly connected to the corresponding short plate 1 and the inner wall of one side of the frame (505).

3. A switchable nozzle for a high pressure cleaning machine according to claim 1, characterized in that: Spring three (506) is arranged inside the two groups of rectangular grooves, and the two ends of the two groups of spring three (506) are respectively fixedly connected to the corresponding frame (505) and the inner wall of one side of the rectangular groove.

4. A switchable nozzle for a high pressure cleaning machine according to claim 1, characterized in that: Two groups of springs four (508) are arranged inside the two groups of square grooves, and the two groups of springs four (508) located on the same side are respectively fixedly connected to the corresponding short plate two and the inner wall of one side of the square groove.

5. The switchable nozzle for a high-pressure cleaning machine according to claim 1, characterized in that: Limiting rods (404) are slidably installed inside the two groups of connecting plates (402), and the two ends of the two groups of limiting rods (404) are respectively fixedly connected to the inner walls of the two sides of the corresponding placement grooves. Short rods (401) are fixedly installed on the sides of the two groups of connecting plates (402) away from each other, and pressure plates are fixedly installed on the sides of the two groups of short rods (401) away from each other.

6. A switchable nozzle for a high pressure cleaning machine according to claim 1, characterized in that: A pull plate (501) is fixedly mounted on the top of the two groups of pull rods (502), the two groups of pull plates (501) are in contact with the top of the mounting seat (2), and a pull ring is fixedly mounted on the top of the two groups of pull plates (501).

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