CN207667899U - A kind of wear-resisting high-pressure water jet rotary body - Google Patents

Abstract

The utility model discloses a kind of wear-resisting high-pressure water jet rotary bodies, including mandrel and shell, the outer wall of the mandrel is equipped with shell, the mandrel runs through shell, second sealed core is connected with the first sealed core overlap joint, the inner left wall of the shell and the inner left wall of water supply connector are mounted on the second sealing ring, and second sealing ring is connected with mandrel overlap joint.The wear-resisting high-pressure water jet rotary body, for Cleaning by High Pressure Water Jet industry, it is the core component for rotating class water jet cleaning tool, applied to plane cleaner and rotary spray gun, compared with existing similar products at home and abroad in the market, the rotary body of the utility model uses cylindrical surface sealing, it is small that sealing surface contacts normal pressure, and it is not influenced by working liquid pressure size, it is thus worn under high pressure operations small, there is stability high, durability is good, can be adapted for the even higher operating pressures of 50MPA and maximum speed reaches the requirement of 2000rpm.

Description

A kind of wear-resisting high-pressure water jet rotary body

Technical field

The utility model is related to cleaning by high pressure water jet technology field, specially a kind of wear-resisting high-pressure water jet rotary body.

Background technology

High-pressure water jet is the high-tech cleaning technique risen in the world in recent years.Cleaning by High Pressure Water Jet has Clean that at low cost, speed is fast, peace and quiet rate is high, the features such as not damaging cleaned material, have a wide range of application, is free from environmental pollution.

Therefore high-pressure water jet rotary body has obtained the great attention of people as the primary structure in cleaning technique, But in existing technology, most of rotary body is influenced by working liquid pressure, and the degree of wear is high, cannot meet modern cleaning Demand of the technology for rotary body.

Utility model content

The purpose of this utility model is to provide a kind of wear-resisting high-pressure water jet rotary bodies, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions：A kind of wear-resisting high-pressure water jet rotation The outer wall of body, including mandrel and shell, the mandrel is equipped with shell, and the mandrel is outside shell, the right side of the mandrel Wall is equipped with water supply connector, and the mandrel runs through water supply connector, and the left side outer wall of the water supply connector is connected with the inner wall of shell, The outer right wall of the mandrel is equipped with bearing group, and the left side outer wall of the bearing group is connected with the inner wall of shell, the bearing The outer right wall of group is connected with the inner wall of water supply connector, and the inner left wall of the water supply connector is equipped with wave crest pad, the water inlet The left side inner cavity of connector is equipped with the first sealed core, and first sealed core sequentially passes through water supply connector and wave crest pad, the core The right side inner cavity of axis is equipped with the second sealed core, and second sealed core runs through mandrel, second sealed core and the first sealing Core overlap joint is connected, and the right side inner wall of the water supply connector and the right side inner wall of mandrel are mounted on the first sealing ring, and described first Sealing ring is connected with the outer wall of the first sealed core and the second sealed core overlap joint respectively, the inner left wall of the shell and water supply connector Inner left wall be mounted on the second sealing ring, second sealing ring is connected with mandrel overlap joint.

Compared with prior art, the utility model has the beneficial effects that：The wear-resisting high-pressure water jet rotary body is used for Cleaning by High Pressure Water Jet industry is the core component for rotating class water jet cleaning tool, is applied to plane cleaner and rotation spray Rifle, compared with existing similar products at home and abroad in the market, rotary body of the invention uses cylindrical surface sealing, sealing surface contact Normal pressure is small, and is not influenced by working liquid pressure size, thus wears small under high pressure operations, there is that stability is high, resistance to Expenditure is good, can be adapted for the even higher operating pressures of 50MPA and maximum speed reaches the requirement of 2000rpm.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the core shaft structure schematic diagram of the utility model；

Fig. 3 is the first sealed core structural schematic diagram of the utility model.

In figure：1, mandrel, 2, shell, 3, water supply connector, 4, bearing group, the 5, first sealed core, the 6, first sealing ring, 7, Two sealed cores, the 8, second sealing ring, 9, wave crest pad.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wear-resisting high-pressure water jet rotary body, Including mandrel 1 and shell 2, the outer wall of mandrel 1 is equipped with shell 2, and mandrel 1 supports inside shell 2, and by bearing group 4, mandrel 1 right end closed set has the second sealed core 7, and mandrel 1 runs through shell 2, shell 2 for supporting axle center indirectly, fixed right end into Water swivel, and the mounting structure of this rotary body and other component is provided, the outer right wall of mandrel 1 is equipped with water supply connector 3, core Axis 1 runs through water supply connector 3, and the left side outer wall of water supply connector 3 is connected with the inner wall of shell 2, and 3 right end of water supply connector has water inlet, It can be connect with water inlet pipe, inside is equipped with the first sealed core 5, has non-circular structure in water supply connector, is transported to the rotation of sealed core It is dynamic to be limited, but sealed core can control floating in connector or slightly swing, and the outer right wall of mandrel 1 is equipped with bearing group 4, bearing group 4 is installed support mandrel and is fixed in water supply connector 3 and shell 2 in groups, left side outer wall and the shell 2 of bearing group 4 Inner wall be connected, the outer right wall of bearing group 4 is connected with the inner wall of water supply connector 3, and the inner left wall of water supply connector 3 is equipped with wave Peak pad 9, wave crest pad 9 provide initial gluing, sealing power, and the right side inner cavity of water supply connector 3 is equipped with the first sealed core 5, the first sealing Core 5 limits rotary motion, is installed in water supply connector, and left side is contacted with the right side of sealed core 7,5 left end of sealed core Endoporus and 7 right end cylindrical surface precision-fit of sealed core, fitting form closing seam ring, generally uses high rigidity, high-wearing feature Material makes, and the first sealed core 5 sequentially passes through water supply connector 3 and wave crest pad 9, and the left side inner cavity of mandrel 1 is equipped with the second sealing Core 7, with prominent column sealed face, the position of the first sealed core 5 and the second sealed core 7 can mutually be exchanged the second sealed core 7, Combination function is not influenced, the second sealed core 7 runs through mandrel 1, and the second sealed core 7 is connected with the first sealed core 5 overlap joint, the first sealing Core 5 is sealed with the second sealed core 7 by cylindrical surface precision-fit, and the right side inner wall of water supply connector 3 and the right side inner wall of mandrel 1 are equal First sealing ring 6, the first sealed core of sealing 5 and the seam between water supply connector 3 and the second sealed core 7 and mandrel 1 are installed Gap, the first sealing ring 6 respectively with the outer wall of the first sealed core 5 and the second sealed core 7 overlap joint is connected, the inner left wall of shell 2 and The inner left wall of water supply connector 3 is mounted on the second sealing ring 8, seals lubricating grease memory space residing for bearing group 4, prevents grease The invasion bearing body of leakage and outside water, sand and dust, the second sealing ring 8 are connected with the overlap joint of mandrel 1.

The water inlet of water supply connector 3 is connected on water inlet pipe, shell 2 is made to be attached with other component, to water supply connector 3 Middle water filling makes mandrel 1 be rotated with the inner cavity of shell 2 in water supply connector 3 by bearing group 4, ejects high pressure water, treat washing It is rinsed, during mandrel 1 rotates, 7 mutual snapping of the first sealed core 5 and the second sealed core forms the sealing of closure Ring allows water can smoothly enter into mandrel 1, will not reveal, and ensure that the efficiency of cleaning, and pass through the first sealed core 5 and The mutual snapping of two sealed cores 7, the area of friction when ensureing to also reduce rotation while flow, reduces to the greatest extent Wear intensity ensure that stability and the service life of device, the first sealing ring 6 also seal up the first sealed core 5 during flushing It is water-tight with water supply connector 3, and seal up water-tight between the second sealed core 7 and mandrel 1, the second sealing ring 8 seals up axis The lubricating grease memory space at group 4 is held, water, the dust pollution grease in grease leakage or the external world is prevented, lubrication mechanism is made to fail, protect Rotary body has been demonstrate,proved to can be used normally.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", The orientation or position of the instructions such as " middle part ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " It is to be based on the orientation or positional relationship shown in the drawings to set relationship, is merely for convenience of describing the present invention and simplifying the description, and It is not that the device of instruction or hint meaning or element must have a particular orientation, with specific azimuth configuration and operation, therefore It should not be understood as limiting the present invention.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", The terms such as " fixation ", " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or at one Body；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can To be the interaction relationship of connection or two elements inside two elements, unless otherwise restricted clearly, for this field Those of ordinary skill for, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (2)

1. a kind of wear-resisting high-pressure water jet rotary body, including mandrel（1）And shell（2）, the mandrel（1）Outer wall installation There is shell（2）, it is characterised in that：The mandrel（1）Through shell（2）, the mandrel（1）Outer right wall be equipped with into water and connect Head（3）, the mandrel（1）Through water supply connector（3）, the water supply connector（3）Left side outer wall and shell（2）Inner wall phase Even, the mandrel（1）Outer right wall bearing group is installed（4）, the bearing group（4）Left side outer wall and shell（2）It is interior Wall is connected, the bearing group（4）Outer right wall and water supply connector（3）Inner wall be connected, the water supply connector（3）Left side in Wall is equipped with wave crest pad（9）, the water supply connector（3）Left side inner cavity the first sealed core is installed（5）, first sealed core （5）Sequentially pass through water supply connector（3）With wave crest pad（9）, the mandrel（1）Right side inner cavity the second sealed core is installed（7）, institute State the second sealed core（7）Through mandrel（1）, second sealed core（7）With the first sealed core（5）Overlap joint is connected, the water inlet Connector（3）Right side inner wall and mandrel（1）Right side inner wall be mounted on the first sealing ring（6）, first sealing ring（6）Point Not with the first sealed core（5）With the second sealed core（7）Outer wall overlap joint be connected, the shell（2）Inner left wall connect with water inlet Head（3）Inner left wall be mounted on the second sealing ring（8）, second sealing ring（8）With mandrel（1）Overlap joint is connected.

2. a kind of wear-resisting high-pressure water jet rotary body according to claim 1, it is characterised in that：Second sealing Core（7）With the column sealed face of protrusion；First sealed core（5）With the second sealed core（7）It is close by cylindrical surface precision-fit Envelope.