CN215466408U - High-pressure water jet cutter device and high-pressure cleaning machine - Google Patents
High-pressure water jet cutter device and high-pressure cleaning machine Download PDFInfo
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- CN215466408U CN215466408U CN202120467495.4U CN202120467495U CN215466408U CN 215466408 U CN215466408 U CN 215466408U CN 202120467495 U CN202120467495 U CN 202120467495U CN 215466408 U CN215466408 U CN 215466408U
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Abstract
The utility model provides a high-pressure water jet scalpel device and a high-pressure cleaning machine, wherein the high-pressure water jet scalpel device comprises a water jet scalpel component and a rotation control mechanism, the water jet scalpel component comprises a water jet scalpel head and a connecting rod, a high-pressure water channel is arranged at the axis of the water jet scalpel head, a water inlet channel is arranged at the axis of the connecting rod in a penetrating way, a water outlet of the water inlet channel is communicated with a water inlet of the high-pressure water channel and is in threaded butt joint with the water inlet of the high-pressure water channel, a nozzle communicated with the high-pressure water channel is arranged on the peripheral wall of the first end of the water jet scalpel head, which is far away from the connecting rod, the rotation control mechanism comprises a driving motor, a torque sensor, a first coupling, a second coupling and a rotating shaft, the driving shaft of the driving motor, the first coupler, the torque sensor, the second coupler and the rotating shaft are sequentially connected, the first gear is sleeved on the rotating shaft, the second gear is sleeved on the connecting rod, and the second gear and the first gear are meshed with each other. The water knife head of the high-pressure water knife device can be automatically replaced, the sealing performance is good, the production efficiency is high, and the labor cost is saved.
Description
Technical Field
The utility model relates to the technical field of high-pressure water deburring and cleaning, in particular to a high-pressure water jet cutting device and a high-pressure cleaning machine with the same.
Background
The high-pressure water deburring and cleaning technology mainly utilizes the high-speed water jet kinetic energy of a high-pressure cleaning machine tool to strip residual burrs or stubborn scales on the surface of a workpiece, and the technology takes water as a medium, pressurizes the water through a power device, and sprays the water through a nozzle on a cutter bar to strip the burrs or surface residues of a required part at high pressure. A flow path for supplying water is arranged between a connecting rod of a water jet cutter assembly of the high-pressure cleaning machine and a nozzle of a water jet cutter head, and after being pressurized, the water directly flows through the connecting rod through a water pipe and flows to a flow passage in the water jet cutter head and then is ejected by the nozzle.
When the high-pressure cleaning machine is used for deburring or cleaning, the water cutter head needs to be replaced frequently. Because the water under high pressure flows through, in order to ensure the leakproofness when the water knife head of change and connecting rod butt joint, prevent that the phenomenon of leaking from appearing in the hookup location between water knife head and the connecting rod, consequently the change mode of current water knife head is manual operation to production efficiency has been reduced.
Disclosure of Invention
In order to achieve the first purpose of the utility model, the utility model provides the high-pressure water jet cutting device which can automatically replace the water jet cutting head, has good sealing performance and high production efficiency and saves labor cost.
In order to achieve the second object of the present invention, the present invention provides a high pressure washer having the above high pressure water jet cutting device.
In order to realize the first purpose of the utility model, the utility model provides a high-pressure water jet device, which comprises a water jet component and a rotation control mechanism, wherein the water jet component comprises a water jet head and a connecting rod, the axis of the water jet head is provided with a high-pressure water channel, the axis of the connecting rod is provided with a water inlet channel in a penetrating way, the water outlet of the water inlet channel is communicated with the water inlet of the high-pressure water channel and is in threaded butt joint with the water inlet of the high-pressure water channel, the peripheral wall of the first end of the water jet head, which is far away from the connecting rod, is provided with a nozzle communicated with the high-pressure water channel, the rotation control mechanism comprises a driving motor, a torque sensor, a first coupling, a second coupling and a rotating shaft, the driving shaft of the driving motor, the first coupler, the torque sensor, the second coupler and the rotating shaft are sequentially connected, the first gear is sleeved on the rotating shaft, the second gear is sleeved on the connecting rod, and the second gear and the first gear are meshed with each other.
According to the scheme, the driving motor controls the driving shaft to rotate, so that the first coupler, the torque sensor, the second coupler and the rotating shaft are driven to synchronously rotate, the rotating shaft drives the first gear to synchronously rotate, and the second gear is driven to drive the connecting rod to rotate due to the fact that the second gear is meshed with the first gear, and the water cutter head is synchronously rotated. Along with the rotation of the water cutter head, the nozzle of the water cutter head laterally sprays high-pressure water to effectively clean the intersection positions of the hole, the inner cavity or other holes of the workpiece, so that the workpiece can be thoroughly cleaned, for example, impurities such as residual burrs or stubborn dirt on the surface of the workpiece are left, and the processing quality is good. Meanwhile, the transmission performance between parts of the rotation control mechanism is reliable, and the precision is high. When the water tool bit needs to be replaced, after the water tool bit is taken out by the external automatic manipulator, the external automatic manipulator picks a new water tool bit and is in threaded butt joint with the connecting rod, the connecting rod is driven to rotate after the water tool bit and the connecting rod are screwed tightly, the second gear on the connecting rod drives the first gear to rotate reversely, the rotating shaft and the second coupler rotate synchronously reversely, and the torque sensor detects the reaction torque at the moment. When reaction torque reaches preset torque, it indicates that the water cutter head has been twisted tightly and installed on the connecting rod, then completes the water cutter head replacement action, and the automatic water cutter head replacement degree is high, and can guarantee the leakproofness of the new water cutter head after replacement and connecting rod butt joint, and production efficiency is high to can save the cost of labor.
The further scheme is that, the water sword subassembly still includes rotary joint, rotary joint includes rotator and connecting axle, the first end of connecting axle insert in inhalant canal's the water inlet and with inhalant canal's water inlet threaded connection, the rotator is rotatably established at the second end of connecting axle, the water inlet of rotator is linked together through the connecting axle with inhalant canal's water inlet, the one end periphery wall that the connecting rod was kept away from to the rotator is provided with two spacing planes, two spacing planes set up about the axis symmetry of rotator, high pressure water sword device still includes the mounting panel, be provided with the stopper on the mounting panel, the spacing groove has been seted up to the stopper, two spacing planes imbed the spacing inslot respectively.
The utility model provides a high pressure water sword device still includes backup pad and protection casing, be connected through a plurality of spliced poles between backup pad and the mounting panel, driving motor installs on the terminal surface that the backup pad was kept away from to the mounting panel, and driving motor's drive shaft rotatably runs through the mounting panel setting and extends to between backup pad and the mounting panel, first shaft coupling, torque sensor, the second shaft coupling, the first end of pivot, rotary joint and stopper all are located between backup pad and the mounting panel, the second end of pivot rotatably runs through the backup pad setting, first gear is located the backup pad and keeps away from on the terminal surface of mounting panel and cup joints the second of pivot and serves, the connecting rod rotatably supports in the backup pad, the protection casing lid closes between backup pad and mounting panel, and the protection casing has been seted up and has been kept away the groove, keep away the groove and supply to pass with the water pipe of the water inlet butt joint of rotator.
The further scheme is that the outer peripheral wall of the connecting rod radially protrudes and is provided with a mounting disc, and the mounting disc is fixedly connected with the second gear through a linkage disc.
The further scheme is that the high-pressure water jet device further comprises a sealing plate and a sealing cover, the mounting plate is rotatably supported on the sealing plate, the sealing cover covers between the sealing plate and the supporting plate, and the linkage disk, the first gear and the second gear are all located in the sealing cover.
The further scheme is that the high-pressure water jet cutter device further comprises a first sealing ring, an inner ring of the first sealing ring is provided with a first sealing lip and a second sealing lip, the first sealing lip and the second sealing lip are coaxially arranged side by side in the axial direction of the first sealing ring, a first annular groove is formed in the end face, adjacent to the first sealing lip, of the first sealing ring, the first annular groove extends towards the second sealing lip in the axial direction of the first sealing ring, a first accommodating hole is formed in the end face, far away from the mounting plate, of the supporting plate, the first sealing ring is located in the first accommodating hole, and lip openings of the first sealing lip and the second sealing lip are respectively abutted to the outer peripheral wall of the connecting rod.
The further scheme is that the high-pressure water jet device further comprises a second sealing ring, the inner ring of the second sealing ring is provided with a third sealing lip and a fourth sealing lip, the third sealing lip and the fourth sealing lip are coaxially arranged in the axial direction of the second sealing ring side by side, a second annular groove is formed in the end face, adjacent to the third sealing lip, of the second sealing ring, the second annular groove extends towards the fourth sealing lip in the axial direction of the second sealing ring, a second accommodating hole is formed in the end face, far away from the supporting plate, of the sealing plate, the second sealing ring is located in the second accommodating hole, and lip mouths of the third sealing lip and the fourth sealing lip are respectively abutted to the outer peripheral wall of the mounting disc.
The further scheme is that a locking rod is axially and convexly arranged at the second end of the water cutter head adjacent to the connecting rod, the water inlet of the high-pressure water channel is positioned at one end of the locking rod far away from the nozzle, and the locking rod is inserted into the water outlet of the water inlet channel and is in threaded connection with the water outlet of the water inlet channel.
The further scheme is that the number of the water jet cutter assemblies and the number of the rotation control mechanisms are two, and one rotation control mechanism is matched with one water jet cutter assembly.
In order to achieve the second object of the utility model, the utility model provides a high-pressure cleaning machine, which comprises the high-pressure water jet device.
Drawings
Fig. 1 is a first perspective view structural view of an embodiment of a high pressure water jet cutting device according to the present invention.
Fig. 2 is a second perspective view of the high pressure water jet cutting device according to the embodiment of the present invention.
Fig. 3 is an exploded view of an embodiment of the high pressure water jet device of the present invention.
Fig. 4 is a sectional view of an embodiment of the high pressure water jet cutting apparatus of the present invention.
Fig. 5 is an enlarged view of fig. 4 at a.
Fig. 6 is a sectional view of the first seal ring in the embodiment of the high pressure water jet cutting device according to the present invention.
Fig. 7 is a first partial structural view of the high pressure water jet cutting device according to the embodiment of the present invention.
Fig. 8 is a second partial structural view of the high pressure water jet cutting device according to the embodiment of the present invention.
Fig. 9 is an exploded view of a rotation control mechanism in an embodiment of the high pressure water jet cutting apparatus of the present invention.
Fig. 10 is a structural view of a shield in an embodiment of the high pressure water jet cutting apparatus of the present invention.
Fig. 11 is a structural view of a sealing plate and a sealing cover in an embodiment of the high pressure water jet cutting device of the present invention.
Fig. 12 is a structural view of a water jet cutting assembly in an embodiment of the high pressure water jet cutting device of the present invention.
Fig. 13 is a sectional view of a water jet assembly in an embodiment of a high pressure water jet device according to the present invention.
The utility model is further explained with reference to the drawings and the embodiments.
Detailed Description
Referring to fig. 1 to 4, the high-pressure water jet device 1 of the present embodiment includes two water jet assemblies 2, two rotation control mechanisms 9, a mounting plate 6, a supporting plate 8, a protective cover 5, a sealing plate 3, and a sealing cover 4, wherein the two water jet assemblies 2 are arranged side by side on the supporting plate 8, and one rotation control mechanism 9 is adapted to one water jet assembly 2.
Referring to fig. 5 to 13, each water jet cutter assembly 2 includes a water jet cutter head 21, a connecting rod 22 and a rotary joint 23, wherein a high-pressure water passage 211 is formed at an axis of the water jet cutter head 21, and a water inlet passage 222 is formed through an axis of the connecting rod 22. The water outlet of the water inlet passage 222 is communicated with the water inlet of the high-pressure water passage 211 and is in threaded butt joint with the water inlet, the peripheral wall of the first end of the water cutter head 21 away from the connecting rod 22 is provided with a nozzle 212 communicated with the high-pressure water passage 211, and the water inlet passage 222 and the high-pressure water passage 211 are coaxially arranged in the embodiment. Specifically, the water cutter head 21 is provided with a locking rod 213 protruding axially adjacent to the second end of the connecting rod 22, the water inlet of the high-pressure water passage 211 is located at one end of the locking rod 213 far away from the nozzle 212, and the locking rod 213 is inserted into the water outlet of the water inlet passage 222 and is in threaded connection with the water outlet of the water inlet passage 222.
Each rotation control mechanism 9 includes a drive motor 91, a torque sensor 93, a first coupling 93, a second coupling 94, a rotation shaft 95, a first gear 96, and a second gear 97, the drive motor 91 is mounted on the mounting plate 6, and a drive shaft 911 of the drive motor 91 is rotatably provided through the mounting plate 6. The driving shaft 911 of the driving motor 91, the first coupler 93, the torque sensor 93, the second coupler 94 and the rotating shaft 95 are sequentially connected, the first gear 96 is sleeved on the rotating shaft 95, the second gear 97 is sleeved on the connecting rod 22, and the second gear 97 and the first gear 96 are meshed with each other. In this embodiment, the first coupling 93 and the second coupling 94 are double diaphragm couplings.
The driving motor 91 of the rotation control mechanism 9 of the high-pressure water jet device 1 of the embodiment controls the rotation of the driving shaft 911, so as to drive the first coupler 93, the torque sensor 93, the second coupler 94 and the rotating shaft 95 to synchronously rotate, so that the rotating shaft 95 drives the first gear 96 to synchronously rotate, and because the second gear 97 and the first gear 96 are mutually meshed, the second gear 97 is driven to drive the connecting rod 22 to rotate, so that the water jet head 21 synchronously rotates. Along with the rotation of the water jet head 21, the nozzle 212 of the water jet head 21 laterally sprays high-pressure water to effectively clean the hole, the inner cavity or other intersection positions of the workpiece, so that the workpiece can be thoroughly cleaned, for example, impurities such as residual burrs or stubborn dirt on the surface of the workpiece can be thoroughly cleaned, and the processing quality is good. Meanwhile, the transmission performance between the parts of the rotation control mechanism 9 is reliable, and the precision is high. When the water cutter head 21 needs to be replaced, after the external automatic manipulator takes the water cutter head 21, the external automatic manipulator grabs a new water cutter head 21 to be in threaded butt joint with the connecting rod 22, the connecting rod 22 is driven to rotate after the water cutter head 21 is screwed tightly with the connecting rod 22, the second gear 97 on the connecting rod 22 drives the first gear 96 to rotate reversely, the rotating shaft 95 and the second coupling 94 synchronously rotate reversely, and at the moment, the torque sensor 93 detects the reaction torque. When reaction torque reaches preset torque, it shows that water cutter head 21 has been turned round tight and installed on connecting rod 22, then accomplishes water cutter head 21 and changes the action, and the automation is changed water cutter head 21 degree height, and can guarantee the leakproofness of the new water cutter head 21 after changing and connecting rod 22 butt joint, and production efficiency is high to can save the cost of labor.
The rotary joint 23 of this embodiment includes a rotary body 231 and a connecting shaft 232, a first end of the connecting shaft 232 is inserted into the water inlet of the water inlet passage 222 and is in threaded connection with the water inlet of the water inlet passage 222, the rotary body 231 is rotatably sleeved at a second end of the connecting shaft 232, and the water inlet of the rotary body 231 is communicated with the water inlet of the water inlet passage 222 through the connecting shaft 232. The peripheral wall of the end of the rotating body 231 remote from the connecting rod 22 is provided with two limit planes 2311, and the two limit planes 2311 are symmetrically arranged about the axis of the rotating body 231. Wherein, be connected through a plurality of spliced poles 7 between backup pad 8 and the mounting panel 6, be provided with two stopper 10 on the mounting panel 6 is close to the terminal surface of backup pad 8, and each stopper 10 has seted up spacing groove 101, and two spacing planes 2311 of the rotator 231 of a rotary joint 23 imbed a spacing groove 101 respectively to it rotates to inject rotator 231.
The driving motor 91 of the present embodiment is mounted on the end surface of the mounting plate 6 away from the support plate 8, and the driving shaft 911 of the driving motor 91 is rotatably disposed through the mounting plate 6 and extends between the support plate 8 and the mounting plate 6. First shaft coupling 93, torque sensor 93, second shaft coupling 94, the first end of pivot 95, rotary joint 23 and stopper 10 all are located between backup pad 8 and the mounting panel 6, and the second end of pivot 95 rotatably runs through the backup pad 8 setting, and first gear 96 is located backup pad 8 and keeps away from on the terminal surface of mounting panel 6 and cup joints on the second of pivot 95 is served. The connecting rod 22 is rotatably supported on the supporting plate 8, the protective cover 5 covers between the supporting plate 8 and the mounting plate 6, the protective cover 5 is provided with a position avoiding groove 51, and the position avoiding groove 51 is used for a water pipe (not shown) butted with the water inlet of the rotating body 231 to penetrate through. The drive shaft 911, the first shaft coupling 93, the torque sensor 93, the second shaft coupling 94, the first end of the rotating shaft 95, the rotary joint 23 and the limiting block 10 of the drive motor 91 are all located in the protective cover 5, the protective cover 5 seals the control cooperation and the detection parts between the support plate 8 and the mounting plate 6, the working stability of the high-pressure water jet cutting device 1 is improved, and the service life of the high-pressure water jet cutting device 1 is prolonged.
Wherein, the outer peripheral wall of the connecting rod 22 is provided with a mounting disc 221 in a radial projecting manner, and the mounting disc 221 is fixedly connected with the second gear 97 through a linkage disc 98. The mounting disc 221 rotatably supports on the sealing plate 3, the sealing cover 4 covers between the sealing plate 3 and the support plate 8, the linkage disc 98, the first gear 96 and the second gear 97 are all located in the sealing cover 4, the sealing cover 4 seals transmission matching parts between the sealing plate 3 and the support plate 8, the working stability of the high-pressure water jet device 1 is further improved, and the service life of the high-pressure water jet device 1 is prolonged.
The high-pressure water jet cutting device 1 of the embodiment further includes two first seal rings 11, an inner ring of each first seal ring 11 is provided with a first seal lip 111 and a second seal lip 112, the first seal lip 111 and the second seal lip 112 are coaxially arranged side by side in the axial direction of the first seal ring 11, a first ring groove 113 is formed in an end surface of the first seal ring 11 adjacent to the first seal lip 111, and the first ring groove 113 extends toward the second seal lip 112 in the axial direction of the first seal ring 11. The end face of the support plate 8 far away from the mounting plate 6 is provided with a first accommodating hole (not labeled), the two first sealing rings 11 are located in the first accommodating hole, and the lip mouths of the first sealing lip 111 and the second sealing lip 112 of the two first sealing rings 11 are respectively abutted against the outer peripheral wall of the connecting rod 22. The first annular groove 113 has been seted up to the terminal surface that the first sealing ring 11 of this embodiment adjoins first seal lip 111, and first annular groove 113 extends towards second seal lip 112 in the axial of first sealing ring 11 for first seal lip 111 has better elasticity, and first seal lip 111 can closely abut on the periphery wall of connecting rod 22, and the first annular groove 113 of each first sealing ring 11 is close to the closing plate 3 setting moreover, and then improves sealed reliability, prevents to take place the oil leak because the leakproofness is not good.
The high-pressure water jet device 1 of the embodiment further includes two second seal rings 12, an inner ring of each second seal ring 12 is provided with a third seal lip 121 and a fourth seal lip 122, the third seal lip 121 and the fourth seal lip 122 are coaxially arranged side by side in the axial direction of the second seal ring 12, a second ring groove 123 is opened on an end surface of the second seal ring 12 adjacent to the third seal lip 121, and the second ring groove 123 extends toward the fourth seal lip 122 in the axial direction of the second seal ring 12. The end face of the sealing plate 3 away from the support plate 8 is provided with a second accommodating hole 31, the two second sealing rings 12 are positioned in the second accommodating hole 31, and the lip mouths of the third sealing lip 121 and the fourth sealing lip 122 are respectively abutted against the outer peripheral wall of the mounting disc 221. The second ring groove 123 has been seted up to the terminal surface that the second sealing ring 12 of this embodiment borders on third seal lip 121, second ring groove 123 extends towards fourth seal lip 122 in the axial of second sealing ring 12, make third seal lip 121 have better elasticity, third seal lip 121 can closely the butt on the periphery wall of mounting disc 221, and the setting of backup pad 8 is kept away from to the second ring groove 123 of each second sealing ring 12, and then improve sealed reliability, prevent to take place the oil leak because the leakproofness is not good, and effectively avoid external pollutant and dust to invade.
The second seal ring 12 and the first seal ring 11 of the present embodiment have the same structural features, but have slightly different inner and outer diameter sizes, so as to be adapted to shafts and holes with different diameters.
The above embodiments are merely preferred examples of the present invention, and not intended to limit the scope of the utility model, so that equivalent changes or modifications made based on the structure, characteristics and principles of the utility model as claimed should be included in the claims of the present invention.
Claims (10)
1. High-pressure water sword device, including water sword subassembly and rotation control mechanism, its characterized in that:
the water knife assembly comprises a water knife head and a connecting rod, wherein a high-pressure water channel is formed in the axis of the water knife head, and a water inlet channel is formed in the axis of the connecting rod in a penetrating mode;
the water outlet of the water inlet channel is communicated with the water inlet of the high-pressure water channel and is in threaded butt joint with the water inlet of the high-pressure water channel, and the peripheral wall of the first end of the water cutter head, which is far away from the connecting rod, is provided with a nozzle communicated with the high-pressure water channel;
the rotary control mechanism comprises a driving motor, a torque sensor, a first coupler, a second coupler, a rotating shaft, a first gear and a second gear, the driving shaft of the driving motor is connected with the first coupler, the torque sensor is connected with the second coupler, and the rotating shaft is connected in sequence.
2. The high pressure water jet device of claim 1, wherein:
the water knife assembly further comprises a rotary joint, the rotary joint comprises a rotary body and a connecting shaft, a first end of the connecting shaft is inserted into the water inlet of the water inlet channel and is in threaded connection with the water inlet of the water inlet channel, the rotary body is rotatably sleeved at a second end of the connecting shaft, and the water inlet of the rotary body is communicated with the water inlet of the water inlet channel through the connecting shaft;
the peripheral wall of one end of the rotating body, which is far away from the connecting rod, is provided with two limiting planes, and the two limiting planes are symmetrically arranged relative to the axis of the rotating body;
the high-pressure water jet device further comprises a mounting plate, a limiting block is arranged on the mounting plate, a limiting groove is formed in the limiting block, and two limiting planes are embedded into the limiting groove respectively.
3. The high pressure water jet device of claim 2, wherein:
the high-pressure water jet scalpel device further comprises a supporting plate and a protective cover, the supporting plate is connected with the mounting plate through a plurality of connecting columns, the driving motor is mounted on the end face, far away from the supporting plate, of the mounting plate, and a driving shaft of the driving motor rotatably penetrates through the mounting plate and extends to a position between the supporting plate and the mounting plate;
the first coupler, the torque sensor, the second coupler, the first end of the rotating shaft, the rotating joint and the limiting block are all positioned between the supporting plate and the mounting plate, the second end of the rotating shaft rotatably penetrates through the supporting plate, and the first gear is positioned on the end face, far away from the mounting plate, of the supporting plate and is sleeved on the second end of the rotating shaft;
the connecting rod rotatably supports in the backup pad, the protection casing lid closes the backup pad with between the mounting panel, just the protection casing has been seted up and has been kept away the position groove, keep away the position groove and supply with the water pipe of the water inlet butt joint of rotator passes.
4. The high pressure water jet device of claim 3, wherein:
the radial protrusion of periphery wall of connecting rod is provided with the mounting disc, the mounting disc through a linkage dish with second gear fixed connection.
5. The high pressure water jet device of claim 4, wherein:
the high-pressure water jet device further comprises a sealing plate and a sealing cover, the mounting plate is rotatably supported on the sealing plate, the sealing cover covers between the sealing plate and the supporting plate, and the linkage plate, the first gear and the second gear are all located in the sealing cover.
6. The high pressure water jet device of claim 3, wherein:
the high-pressure water jet cutter device further comprises a first sealing ring, a first sealing lip and a second sealing lip are arranged on an inner ring of the first sealing ring, the first sealing lip and the second sealing lip are coaxially arranged side by side in the axial direction of the first sealing ring, a first annular groove is formed in the end face, adjacent to the first sealing lip, of the first sealing ring, and the first annular groove extends towards the second sealing lip in the axial direction of the first sealing ring;
the supporting plate is far away from a first accommodating hole is formed in the end face of the mounting plate, the first sealing ring is located in the first accommodating hole, and the first sealing lip and the lip of the second sealing lip are respectively abutted to the peripheral wall of the connecting rod.
7. The high pressure water jet device of claim 5, wherein:
the high-pressure water jet cutter device further comprises a second sealing ring, wherein a third sealing lip and a fourth sealing lip are arranged on an inner ring of the second sealing ring, the third sealing lip and the fourth sealing lip are coaxially arranged side by side in the axial direction of the second sealing ring, a second annular groove is formed in the end face, adjacent to the third sealing lip, of the second sealing ring, and the second annular groove extends towards the fourth sealing lip in the axial direction of the second sealing ring;
the sealing plate is far away from a second accommodating hole is formed in the end face of the supporting plate, the second sealing ring is located in the second accommodating hole, and the lip of the third sealing lip and the lip of the fourth sealing lip are respectively abutted to the peripheral wall of the mounting disc.
8. The high-pressure water jet cutting device according to any one of claims 1 to 7, wherein:
the water jet cutter head is abutted against the second end of the connecting rod, a locking rod is axially and convexly arranged at the second end of the connecting rod, the water inlet of the high-pressure water channel is located at one end, away from the nozzle, of the locking rod, and the locking rod is inserted into the water outlet of the water inlet channel and is in threaded connection with the water outlet of the water inlet channel.
9. The high pressure water jet device of claim 8, wherein:
the number of the water jet cutter assemblies and the number of the rotation control mechanisms are two, and one rotation control mechanism is matched with one water jet cutter assembly.
10. High pressure washer, characterized in that it comprises a high pressure water jet device according to any of the preceding claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120467495.4U CN215466408U (en) | 2021-03-03 | 2021-03-03 | High-pressure water jet cutter device and high-pressure cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120467495.4U CN215466408U (en) | 2021-03-03 | 2021-03-03 | High-pressure water jet cutter device and high-pressure cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215466408U true CN215466408U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120467495.4U Active CN215466408U (en) | 2021-03-03 | 2021-03-03 | High-pressure water jet cutter device and high-pressure cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215466408U (en) |
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2021
- 2021-03-03 CN CN202120467495.4U patent/CN215466408U/en active Active
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