CN214638623U

CN214638623U - High-pressure cleaning disc with pressure relief function

Info

Publication number: CN214638623U
Application number: CN202121254138.6U
Authority: CN
Inventors: 罗云宝
Original assignee: Taizhou Qunda Technology Co ltd
Current assignee: Cai Hongjun
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-09
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a high-pressure cleaning dish with pressure release function belongs to cleaning machine technical field. It has solved the easy technical problem such as damage of washing dish. The high-pressure cleaning disc comprises a disc-shaped cleaning disc cover and a connecting shell fixedly arranged in the middle of the upper side of the cleaning disc cover, wherein an installation cavity is formed in the lower end of the connecting shell, a rotating shaft is arranged in the installation cavity, a water spray rod is arranged in the cleaning disc cover, and the lower end of the rotating shaft extends into the cleaning disc cover and is fixedly connected with the water spray rod; the installation cavity is internally provided with an angular contact bearing and a deep groove ball bearing at an upper and lower interval, the upper end of the rotating shaft is sequentially inserted into the angular contact bearing and the deep groove ball bearing, the connecting shell is further provided with an air leakage channel, an outer port of the air leakage channel extends to the upper side face of the connecting shell, and an inner port of the air leakage channel is communicated to the installation cavity between the angular contact bearing and the deep groove ball bearing. The utility model discloses in set up the passageway that loses heart, effectively reduced the extra wearing and tearing that the high pressure acted on the part formation, improved the life of whole equipment.

Description

High-pressure cleaning disc with pressure relief function

Technical Field

The utility model belongs to the technical field of the cleaning machine, a high-pressure cleaning dish with pressure release function is related to.

Background

The high-pressure cleaning disc is one of high-pressure cleaning machines, the main structure of the high-pressure cleaning disc is integrally disc-shaped, and the high-pressure plunger pump generates high-pressure water to wash the ground through a power device; the dirt is stripped and washed away, thereby achieving the purpose of cleaning the ground.

Chinese patent (publication number: CN 110394326A; published Japanese 2019-11-01) discloses a water jet cleaning disc device for efficiently recycling waste water, which comprises a cleaning disc shell, wherein a rotator is arranged on the cleaning disc shell, a spray bar is connected below the rotator and arranged in the cleaning disc shell, a spray bar back plate is fixedly attached above the spray bar, or the spray bar and the spray bar back plate are integrated according to the arrangement form, a high-pressure water inlet is arranged on the rotator and communicated with the spray bar, a plurality of jet nozzles are arranged below the spray bar, and a waste water recycling port is arranged above the cleaning disc shell; the top of wasing a set casing is equipped with the circulator mounting flange, and the circulator passes through the circulator mounting flange to be fixed in wasing a set casing top.

The water jet cleaning disc device for efficiently recycling wastewater disclosed by the patent document is characterized in that a rotator fixing flange is sleeved on the outer side of a rotator, the rotator fixing flange is fixedly connected with the rotator and then fixed above a cleaning disc shell to fix the rotator and the cleaning disc, and the installation is very troublesome; meanwhile, a pressure relief structure is not arranged in the structure, and in the cleaning working process of the equipment, high pressure is formed in the shell due to high-speed rotation of the rotator, so that pressure is generated on the bearing and other corresponding parts, abrasion on the parts is accelerated, failure of the parts is frequent, and the service life of the parts is short.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a high-pressure cleaning dish with pressure release function, the utility model aims to solve the technical problem that: how to improve the service life of the high-pressure cleaning disc.

The purpose of the utility model can be realized by the following technical proposal:

a high-pressure cleaning disc with a pressure relief function comprises a disc-shaped cleaning disc cover and a connecting shell fixedly arranged in the middle of the upper side of the cleaning disc cover, and is characterized in that an installation cavity along the axial direction of the connecting shell is formed in the lower end of the connecting shell, a vertical rotating shaft is arranged in the installation cavity, a water spray rod along the radial direction of the cleaning disc cover is arranged in the cleaning disc cover, and the lower end of the rotating shaft extends into the cleaning disc cover and is fixedly connected with the water spray rod; the interval is provided with angular contact bearing and deep groove ball bearing about the installation intracavity, the upper end of pivot is inserted in proper order and is established in angular contact bearing and the deep groove ball bearing, still be equipped with the passageway of disappointing on the connection shell, the outer port of the passageway of disappointing extends to connect the shell the side and be linked together with the external world, the inner port intercommunication of the passageway of disappointing extremely angular contact bearing with in the installation intracavity between the deep groove ball bearing.

The working principle is as follows: the water spray rod is used for high-pressure water spraying among this technical scheme, and pivot and water spray rod can enlarge the regional area of water spray like this along the circumferential direction of washing dish cover, wash comprehensively, guarantee the cleaning performance of this high-pressure cleaning dish. This high pressure cleaning dish equipment washs the course of the work, the high-speed rotation of pivot can make and connect the shell and form high pressure, especially in the closed area between angular contact bearing and deep groove ball bearing, high pressure can be to bearing and other corresponding parts generate pressure, and then accelerate the wearing and tearing to the part, through set up the passageway of disappointing on connecting the shell among this technical scheme, the high-pressure gas in this region can follow the passageway of disappointing and flow fast, pressure has been balanced, the extra wearing and tearing that the part formed have effectively been prevented to the high pressure effect, the service life of whole equipment has been improved.

In the above-mentioned high-pressure cleaning dish with pressure release function, be located on the connection shell outer port department of disappointing the passageway is provided with the check valve just the check valve can block that external gas gets into the passageway of disappointing. Therefore, external air flow or water can be effectively prevented from entering the mounting cavity, and the bearing is protected.

In the high-pressure cleaning disc with the pressure relief function, the middle part of the upper end of the connecting shell is provided with a convex part extending upwards, the convex part is connected with a water receiving head, the top of the mounting cavity is axially connected with a top core in a sliding manner, the top core and the rotating shaft are coaxially and oppositely arranged, the lower end of the top core is provided with a first annular wear-resistant sheet, the top end of the rotating shaft is provided with a second annular wear-resistant sheet, a spring is arranged between the upper end of the top core and the top of the mounting cavity, and the first wear-resistant sheet and the second wear-resistant sheet are mutually attached under the action of the spring; the top core, the rotating shaft and the water spraying rod are respectively hollow and form a water path communicated with the water receiving head; and two ends of the water spraying rod are also provided with inclined spray heads. The water flow sprayed from the spray head generates radial separation and can drive the water spray rod to rotate.

In the high-pressure cleaning disc with the pressure relief function, the inner wall of the mounting cavity is provided with an annular bulge, and the angular contact bearing and the deep groove ball bearing are respectively positioned on the upper side and the lower side of the annular bulge. The annular bulge can be used for axially limiting the angular contact bearing and the deep groove ball bearing, and the mounting stability and reliability of the angular contact bearing and the deep groove ball bearing are guaranteed.

In the high-pressure cleaning disc with the pressure relief function, the connecting shell is cylindrical, an annular boss extending outwards is arranged on the periphery of the lower end of the connecting shell, and a fastening bolt capable of fixing the connecting shell on the cleaning disc cover is arranged on the annular boss. The connecting shell can be directly fixed on the cleaning disc cover through the fastening bolt arranged on the annular boss, the assembly is very convenient, and the convenience of the assembly of the cleaning disc is improved.

In the high-pressure cleaning disc with the pressure relief function, the inner side of the cleaning disc cover is provided with a hairbrush extending to the peripheral edge of the cleaning disc cover; at least four connecting plates are uniformly arranged on the outer side wall of the cleaning disc cover at intervals, and a universal wheel is fixed on each connecting plate. The universal wheel is arranged, so that the high-pressure cleaning disc can move conveniently, the universal wheel is uniformly stressed by the positions of the four connecting plates on the cleaning disc cover, and the stability of the high-pressure cleaning disc during moving is improved.

In the high-pressure cleaning disc with the pressure relief function, the longitudinal section of the connecting plate is L-shaped, one end of the connecting plate is fixed on the outer side of the cleaning disc cover, and the universal wheel is fixed at the other end of the connecting plate. The shape of the connecting plate is convenient for fixing the connecting plate on the cleaning disc cover and is also convenient for installing the universal wheel.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses in through set up the passageway that loses heart on connecting the shell for this regional high-pressure gas can flow out fast from the passageway that loses heart, has balanced pressure, has effectively prevented the extra wearing and tearing that high pressure effect formed to the part, has improved the life of whole equipment.

2. The utility model discloses well connect have on the shell rather than integrated into one piece's annular boss, utilize fastening bolt can fix the connection shell and cover at the washing dish, improved the convenience of high pressure washing dish assembly.

Drawings

Fig. 1 is a schematic perspective view of the high pressure cleaning disk.

Fig. 2 is a partial sectional structural schematic view of the present high-pressure cleaning disk.

In the figure, 1, a disc cover is cleaned; 2. connecting the shell; 21. a mounting cavity; 22. an air escape channel; 23. a projection; 24. an annular projection; 25. an annular boss; 3. a rotating shaft; 4. a water spray bar; 5. an angular contact bearing; 6. a deep groove ball bearing; 7. a one-way valve; 8. a water receiving head; 9. a core; 10. a first wear-resistant plate; 11. a second wear-resistant plate; 12. fastening a bolt; 13. a brush; 14. a connecting plate; 15. a universal wheel.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the high-pressure cleaning disc in this embodiment includes a disc-shaped cleaning disc cover 1 and a connecting casing 2 fixedly arranged in the middle of the upper side of the cleaning disc cover 1, and is characterized in that an installation cavity 21 along the axial direction is formed inside the lower end of the connecting casing 2, a vertical rotating shaft 3 is arranged in the installation cavity 21, a water spray rod 4 along the radial direction is arranged in the cleaning disc cover 1, and the lower end of the rotating shaft 3 extends into the cleaning disc cover 1 and is fixedly connected with the water spray rod 4; angular contact bearings 5 and deep groove ball bearings 6 are arranged in the mounting cavity 21 at intervals up and down, the upper end of the rotating shaft 3 is sequentially inserted into the angular contact bearings 5 and the deep groove ball bearings 6, an air leakage channel 22 is further arranged on the connecting shell 2, an outer port of the air leakage channel 22 extends to the upper side face of the connecting shell 2 and is communicated with the outside, and an inner port of the air leakage channel 22 is communicated into the mounting cavity 21 between the angular contact bearings 5 and the deep groove ball bearings 6. Furthermore, a protruding part 23 extending upwards is arranged in the middle of the upper end of the connecting shell 2, a water receiving head 8 is connected to the protruding part 23, the top of the mounting cavity 21 is axially connected with a top core 9 in a sliding manner, the top core 9 and the rotating shaft 3 are coaxially and oppositely arranged, an annular wear-resistant sheet I10 is mounted at the lower end of the top core 9, an annular wear-resistant sheet II 11 is mounted at the top end of the rotating shaft 3, a spring is arranged between the upper end of the top core 9 and the top of the mounting cavity 21, and the wear-resistant sheet I10 and the wear-resistant sheet II 11 are mutually attached under the action of the spring; the top core 9, the rotating shaft 3 and the water spray rod 4 are respectively hollow and form a water path communicated with the water receiving head 8; the both ends of water spray bar 4 still set up the shower nozzle of slope, and water spray bar 4 and shower nozzle are used for the high pressure water spray in this embodiment, produce radial separation from shower nozzle spun rivers, can drive water spray bar 4 and rotate. The rotating shaft 3 and the water spraying rod 4 rotate along the circumferential direction of the cleaning disc cover 1, the area of a water spraying area can be enlarged, the water is comprehensively washed, and the cleaning effect of the high-pressure cleaning disc is guaranteed. This high pressure cleaning dish equipment washs the course of the work, the high-speed rotation of pivot 3 can make and connect the casing 2 and form high pressure, especially in the closed area between angular contact bearing 5 and deep groove ball bearing 6, high pressure can be to bearing and other corresponding parts generate pressure, and then accelerate the wearing and tearing to the part, through set up disappointing passageway 22 on connecting casing 2 in this embodiment, the regional high-pressure gas of this can follow the quick outflow of disappointing passageway 22, pressure has been balanced, the additional wearing and tearing of high pressure effect to the part formation have effectively been prevented, the service life of whole equipment has been improved.

As shown in fig. 1 and 2, a one-way valve 7 is arranged at the outer port of the air release channel 22 on the connecting shell 2, and the one-way valve 7 can block external air from entering the air release channel 22; thus, external air flow or water can be effectively prevented from entering the mounting cavity 21, and the bearing is protected; the inner wall of the mounting cavity 21 is provided with an annular protrusion 24, the angular contact bearing 5 and the deep groove ball bearing 6 are respectively positioned on the upper side and the lower side of the annular protrusion 24, the axial limiting effect can be performed on the angular contact bearing 5 and the deep groove ball bearing 6 through the annular protrusion 24, and the mounting stability and reliability are guaranteed.

As shown in fig. 1, in the present embodiment, the connection housing 2 is cylindrical, the outer periphery of the lower end of the connection housing 2 is provided with an annular boss 25 extending outward, and the annular boss 25 is provided with a fastening bolt 12 capable of fixing the connection housing 2 on the cleaning disk cover 1; the connecting shell 2 can be directly fixed on the cleaning disc cover 1 through the fastening bolt 12 arranged on the annular boss 25, the assembly is very convenient, and the convenience of the cleaning disc assembly is improved. The inner side of the cleaning disc cover 1 is provided with a brush 13 extending to the peripheral edge of the cleaning disc cover 1; at least four connecting plates 14 are uniformly arranged on the outer side wall of the cleaning disc cover 1 at intervals, and a universal wheel 15 is fixed on each connecting plate 14; the longitudinal section of the connecting plate 14 is L-shaped, one end of the connecting plate 14 is fixed on the outer side of the cleaning disc cover 1, and the universal wheel 15 is fixed at the other end of the connecting plate 14.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. A high-pressure cleaning disc with a pressure relief function comprises a disc-shaped cleaning disc cover (1) and a connecting shell (2) fixedly arranged in the middle of the upper side of the cleaning disc cover (1), and is characterized in that an installation cavity (21) along the axial direction of the connecting shell is formed in the lower end of the connecting shell (2), a vertical rotating shaft (3) is arranged in the installation cavity (21), a water spray rod (4) along the radial direction of the water spray rod is arranged in the cleaning disc cover (1), and the lower end of the rotating shaft (3) extends into the cleaning disc cover (1) and is fixedly connected with the water spray rod (4); the interval is provided with angular contact bearing (5) and deep groove ball bearing (6) about in installation cavity (21), the upper end of pivot (3) is inserted in proper order and is established in angular contact bearing (5) and deep groove ball bearing (6), still be equipped with on connecting shell (2) and lose heart passageway (22), the outer port of losing heart passageway (22) extends to connect the side of going up of shell (2) and be linked together with the external world, the inner port intercommunication of losing heart passageway (22) to angular contact bearing (5) with in the installation cavity (21) between deep groove ball bearing (6).

2. The high-pressure washing disk with pressure relief function according to claim 1, characterized in that a one-way valve (7) is provided on the connecting shell (2) at the outer port of the air relief channel (22) and the one-way valve (7) can block the external air from entering the air relief channel (22).

3. The high-pressure cleaning disc with the pressure relief function according to claim 1 or 2, wherein a protruding portion (23) extending upwards is arranged in the middle of the upper end of the connecting shell (2), a water receiving head (8) is connected to the protruding portion (23), a top core (9) is connected to the top of the mounting cavity (21) in an axial sliding manner, the top core (9) and the rotating shaft (3) are coaxially and oppositely arranged, an annular first wear-resistant piece (10) is installed at the lower end of the top core (9), an annular second wear-resistant piece (11) is installed at the top end of the rotating shaft (3), a spring is arranged between the upper end of the top core (9) and the top of the mounting cavity (21), and the first wear-resistant piece (10) and the second wear-resistant piece (11) are mutually attached under the action of the spring; the top core (9), the rotating shaft (3) and the water spraying rod (4) are respectively hollow and form a water path communicated with the water receiving head (8); and two ends of the water spraying rod (4) are also provided with inclined spray heads.

4. The high-pressure cleaning disc with the pressure relief function according to claim 3, wherein the inner wall of the mounting cavity (21) is provided with an annular bulge (24), and the angular contact bearing (5) and the deep groove ball bearing (6) are respectively positioned at the upper side and the lower side of the annular bulge (24).

5. The high-pressure cleaning disc with the pressure relief function according to claim 4, wherein the connecting shell (2) is cylindrical, an annular boss (25) extending outwards is arranged on the periphery of the lower end of the connecting shell (2), and a fastening bolt (12) capable of fixing the connecting shell (2) on the cleaning disc cover (1) is arranged on the annular boss (25).

6. The high-pressure cleaning disc with the pressure relief function according to claim 5, wherein the inside of the cleaning disc cover (1) is provided with a brush (13) extending to the peripheral edge of the cleaning disc cover (1); at least four connecting plates (14) are uniformly arranged on the outer side wall of the cleaning disc cover (1) at intervals, and a universal wheel (15) is fixed on each connecting plate (14).

7. The high-pressure cleaning disc with the pressure relief function according to claim 6, wherein the longitudinal section of the connecting plate (14) is L-shaped, one end of the connecting plate (14) is fixed at the outer side of the cleaning disc cover (1) and the universal wheel (15) is fixed at the other end of the connecting plate (14).