CN212959066U

CN212959066U - Single-plunger high-pressure cleaning machine pump and cleaning machine

Info

Publication number: CN212959066U
Application number: CN202020768304.3U
Authority: CN
Inventors: 冯龙
Original assignee: Yixing Xintongheng Electric Tool Co ltd
Current assignee: Jiangsu Saiyiou Tools Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-04-13
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a single plunger high pressure cleaner pump and cleaning machine, include the pump body and install the pump cover on the pump body, be equipped with power device in the pump body, be equipped with the rivers passageway in the pump cover, install the cam pack in the pump body, install first bearing on the cam pack, first bearing is connected with power device and is made power device drive cam pack be circular motion, still installs the second bearing on the cam pack, and the cooperation of second bearing is inlayed and is established in the recess of plunger, and the cam pack rotates and drives the plunger through the second bearing and reciprocates, be equipped with the check valve of intaking and the check valve of going out water that reciprocates and open or close through the plunger in the rivers passageway. The washer includes the single plunger washer pump described above. In this way, the utility model discloses single-plunger high-pressure washer pump and cleaning machine can simplify the structure, makes the structure more compact, and the performance is better, reduction in production cost.

Description

Single-plunger high-pressure cleaning machine pump and cleaning machine

Technical Field

The utility model relates to a cleaning machine field especially relates to a single-plunger high-pressure cleaning machine pump and cleaning machine.

Background

The high-pressure cleaning machine is a machine which uses a power device to make a high-pressure plunger pump generate high-pressure water to wash the surface of an object, and the power device can be an electric motor, a gasoline engine or a diesel engine. High-pressure cleaners are widely used in various fields because they can remove and wash away dirt to clean the surface of an object. Most of the existing high-pressure cleaning machines are three-plunger swash plate pump cleaning machines which have large volume, inconvenient operation and higher cost,

disclosure of Invention

The utility model discloses the main technical problem who solves provides a single-plunger high pressure cleaner pump and cleaning machine, can simplify the structure, makes the structure more compact, and the performance is better, reduction in production cost.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a single plunger high pressure cleaner pump, includes the pump body and installs the pump cover on the pump body, be equipped with power device in the pump body, be equipped with the rivers passageway in the pump cover, install the cam subassembly in the pump body, install first bearing on the cam subassembly, first bearing is connected with power device and makes power device drive cam subassembly be circular motion, still install the second bearing on the cam subassembly, the second bearing is installed and is located and cooperate the inlaying in the recess of plunger at cam eccentric structure, the cam subassembly rotates and drives the plunger through the second bearing and reciprocates, be equipped with the check valve of intaking and the check valve of going out water that reciprocates and open or close through the plunger in the rivers passageway.

In a preferred embodiment of the present invention, the groove is located at a middle lower portion of the plunger, and the groove is a semi-cylindrical groove.

In a preferred embodiment of the present invention, a water seal and a sealing ring contacting the plunger are disposed in the pump cover.

In a preferred embodiment of the present invention, the power device includes a motor and a speed change mechanism, the motor is connected to the speed change mechanism, and the speed change mechanism is connected to the first bearing in a power transmission manner.

In order to solve the technical problem, the invention adopts another technical scheme that: a cleaning machine is provided, which comprises the single-plunger cleaning machine pump.

In a preferred embodiment of the present invention, the cleaning machine is a horizontal cleaning machine or a handheld lithium battery cleaning machine.

The utility model has the advantages that: the utility model discloses single plunger high pressure cleaner pump and cleaning machine can simplify the structure, makes the structure more compact, and the performance is better, reduction in production cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic structural view of a preferred embodiment of a single-plunger high-pressure washer pump of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1;

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a schematic view of a portion of the structure of FIG. 1;

FIG. 6 is a left side view of FIG. 3;

FIG. 7 is a schematic view of a portion of the structure of FIG. 3;

the parts in the drawings are numbered as follows: 1. the water pump comprises a pump body, 2, a pump cover, 3, a power device, 4, a water flow channel, 5, a cam assembly, 6, a first bearing, 7, a second bearing, 8, a plunger, 81, a groove, 9, a water seal, 10, a sealing press ring, 11, a water inlet one-way valve, 12 and a water outlet one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 7, a single-plunger high-pressure washer pump includes a pump body 1 and a pump cover 2 installed on the pump body 1, a power device 3 is installed in the pump body 1, a water flow channel 4 is installed in the pump cover 2, a cam assembly 5 is installed in the pump body 1, a first bearing 6 is installed on the cam assembly 5, the first bearing 6 is connected with the power device 3 so that the power device 3 drives the cam assembly 5 to perform circular motion, a second bearing 7 is installed at an eccentric structure on the cam assembly 5, the second bearing 7 is embedded in a groove 81 of a plunger 8 in a matching manner, the eccentric structure of the cam assembly 5 rotates to drive the plunger 8 to move up and down through the second bearing 7, and a water inlet check valve 11 and a water outlet check valve 12 which are opened or closed by the plunger 8 moving up and down are installed in the.

In addition, the groove 81 is located at the middle lower portion of the plunger 8, and the groove 81 is a semi-cylindrical groove.

In addition, a water seal 9 and a sealing press ring 10 which are contacted with the plunger 8 are arranged in the pump cover 2.

In addition, the power unit 3 comprises a motor and a speed change mechanism, the motor/engine is connected with the speed change mechanism, and the speed change mechanism is in power transmission connection with the first bearing, wherein the speed change mechanism can be cancelled when a low-speed motor is used.

The utility model discloses the concrete theory of operation of single plunger high pressure cleaner pump as follows: when the motor drives the cam component 5 to move circularly, the plunger 8 is driven by the second bearing 7 arranged on the cam component 5 to reciprocate up and down, the water inlet one-way valve 11 and the water outlet one-way valve 12 also move along with the up and down movement of the plunger 8, as shown in fig. 3 and 4, when the plunger 8 moves towards the lower fulcrum, the valve of the water inlet one-way valve 11 is opened, the valve of the water outlet one-way valve 12 is closed, water is sucked into the cavity, as shown in fig. 5 and 6, when the plunger 8 moves upwards towards the lowest lower fulcrum, the valve of the water inlet one-way valve 11 is closed, the valve of the water outlet one-way valve 12 is opened, at the moment, the plunger 8 discharges water in the cavity from the water outlet one-way valve 12, and the water is pumped outwards by the reciprocating movement to form pressure.

A cleaning machine comprises the single-plunger cleaning machine pump. The cleaning machine is a horizontal cleaning machine or a handheld lithium battery cleaning machine.

Be different from prior art, the utility model discloses single plunger high pressure cleaner pump and cleaning machine can simplify the structure, makes the structure more compact, and the performance is better, reduction in production cost.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. The utility model provides a single plunger high pressure cleaner pump, includes the pump body and installs the pump cover on the pump body, be equipped with power device in the pump body, be equipped with the rivers passageway in the pump cover, its characterized in that, install cam subassembly in the pump body, install first bearing on the cam subassembly, first bearing is connected with power device and is made power device drive cam subassembly be circular motion, still install the second bearing on the cam subassembly, the second bearing is installed and is located and cooperate the inlay and establish in the recess of plunger at the eccentric structure of cam subassembly, the cam subassembly rotates and drives the plunger through the second bearing and reciprocates, be equipped with in the rivers passageway and reciprocate and open or the water inlet check valve and the play check valve that close through the plunger.

2. The single plunger high pressure washer pump of claim 1, wherein said groove is located in a lower middle portion of the plunger, and the groove is a semi-cylindrical groove.

3. The pump of claim 1, wherein the pump cover is provided with a water seal and a sealing press ring which are in contact with the plunger.

4. The single plunger high pressure washer pump of claim 1, wherein the power means comprises a motor and a speed change mechanism, the motor is connected to the speed change mechanism, and the speed change mechanism is in power transmission connection with the first bearing.

5. A cleaning machine, characterized by a single-plunger high-pressure cleaning machine pump according to any one of claims 1 to 4.

6. The cleaning machine of claim 5, wherein the cleaning machine is a horizontal cleaning machine or a handheld lithium battery cleaning machine.