CN102179379A - High pressure cleaning machine - Google Patents
High pressure cleaning machine Download PDFInfo
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- CN102179379A CN102179379A CN2011100735396A CN201110073539A CN102179379A CN 102179379 A CN102179379 A CN 102179379A CN 2011100735396 A CN2011100735396 A CN 2011100735396A CN 201110073539 A CN201110073539 A CN 201110073539A CN 102179379 A CN102179379 A CN 102179379A
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- crankcase
- bent axle
- motor
- circlip
- motor shaft
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Abstract
The invention relates to a high pressure cleaning machine, belonging to the technical field of high pressure cleaning machines and solving the problems of inadequate structural compactness and unstable operation of the traditional high pressure cleaning machine. The high pressure cleaning machine comprises a motor, a high pressure pump and a pressure regulating assembly fixedly connected to the high pressure pump, wherein the high pressure pump comprises a crankcase and a crankshaft, one end of the crankshaft is installed inside the crankcase while the other end of the crankshaft stretches out of the crankcase, front and rear ends of the crankcase are internally provided with a front bearing and a rear bearing respectively, the crankshaft is arranged in the front and rear bearings in a penetrating manner, a sealing structure is sleeved on the crankshaft, the sealing structure is connected between the crankshaft and the crankcase or between the crankshaft and a front end cover of the motor in a sealing manner, a groove is arranged on the axial center of the front end of a motor shaft, the front end of the crankshaft stretches into the groove, and a flat key capable of preventing the crankshaft and the motor shaft from radial rotation is arranged between the crankshaft and the motor shaft. The high pressure cleaning machine disclosed by the invention has the advantages of compact structure and operation stability.
Description
Technical field
The invention belongs to the jetting machine technical field, refer in particular to a kind of jetting machine.
Background technology
At present, jetting machine mainly is made of high-pressure pump, power-equipment and hydraulic giant, and power mainly is motor.Existing its connected mode of cleaning machine is carried out work for the driven by motor high-pressure pump, its kind of drive has direct-connected and belt transmission, direct-connected is exactly with high-pressure pump crankshaft designs pore-forming axle, motor shaft is an outer shaft, stretch into the bent axle endoporus, with the flat key is radial location, utilizes the drive end bearing bracket of high-pressure pump flange and motor affixed by screw.This structure exists some problems: it is that mainly this structure makes machine volume big, and accessory is required height, fluctuation of service and waste resource.
Summary of the invention
The jetting machine that the purpose of this invention is to provide a kind of stable and compact conformation, long service life.
The object of the present invention is achieved like this: a kind of jetting machine, comprise motor, high-pressure pump and with the pressure regulation assembly that is fixedly connected on the high-pressure pump, described high-pressure pump comprises crankcase and bent axle, bent axle one end is installed in the crankcase, the other end stretches out crankcase, before the inside, rear and front end of crankcase is respectively equipped with, rear bearing, bent axle be located in above-mentioned before, in the rear bearing, be arranged with hermetically-sealed construction on the bent axle, described hermetically-sealed construction is sealedly connected between the drive end bearing bracket of bent axle and crankcase or bent axle and motor, it is characterized in that: have a groove on the front end axle center of motor shaft, above-mentioned crankshaft front end extend in the groove, is provided with the flat key that can prevent that bent axle and motor shaft from radially rotating between bent axle and the motor shaft.
The drive end bearing bracket of above-mentioned motor is fixedly connected on the crankcase of high-pressure pump, and the stretched through drive end bearing bracket of motor of described crankshaft front end is connected with motor shaft.
Above-mentioned hermetically-sealed construction comprises circlip, oil sealing and the O type circle that is set on the bent axle, described circlip and oil sealing be installed between the drive end bearing bracket of bent axle and motor and oil sealing between fore bearing and circlip, described O type circle is installed between the drive end bearing bracket of crankcase and motor.
Above-mentioned hermetically-sealed construction comprises circlip and the oil sealing that is set on the bent axle, described circlip and oil sealing be installed between bent axle and the crankcase and circlip between fore bearing and oil sealing.
Above-mentioned hermetically-sealed construction comprises circlip, O type circle and is set in oil sealing on the bent axle, described circlip, O type circle and oil sealing are installed between bent axle and the crankcase, described circlip is set on the oil sealing outer peripheral face, and described O type circle is arranged between fore bearing and the circlip.
The drive end bearing bracket of above-mentioned motor and crankcase are formed in one and form.
The reinforcement bearing also is installed on the leading section of above-mentioned motor shaft, strengthens bearing and be installed between the drive end bearing bracket and motor shaft of motor.
The outstanding compared to existing technology advantage of the present invention is:
1, the crankshaft designs among the present invention becomes outer shaft, and bent axle is tiny relatively, and the forward and backward bearing on relative its can adopt big bearing, can bear the high variable load that high pressure brings;
2, the high-pressure pump flange among the present invention promptly is that flange is again the drive end bearing bracket of motor, the location shaft shoulder is arranged between flange and the crankcase, the transmission efficiency height, reduced small product size, saved the energy and raw material resources, simultaneously, the drive end bearing bracket of motor and flange can also be made of one, so installing/dismounting is all very convenient quick, and power transmission is more stable;
3, can between the drive end bearing bracket of motor shaft leading section and motor, increase a bearing again among the present invention, its bearing and motor shaft are complementary, and can bear the centrifugal force that the high rotating speed of big motor produces, and because of many bearings, its transmission is more steady, axial location is more accurate, dismantles more convenient.
Description of drawings
Fig. 1 be among the present invention its hermetically-sealed construction be comprise oil sealing, circlip and O type circle and be installed in bent axle and the drive end bearing bracket of motor between the broken section structure chart;
Fig. 2 is the broken section structure chart that increases a bearing on the basis of Fig. 1 again;
Fig. 3 is that its hermetically-sealed construction is the broken section structure chart that comprises oil sealing and circlip among the present invention;
Fig. 4 is the broken section structure chart that increases a bearing on the basis of Fig. 3 again;
Fig. 5 be among the present invention its hermetically-sealed construction be comprise oil sealing, circlip and O type circle and be installed in bent axle and crankcase between the broken section structure chart;
Fig. 6 is the broken section structure chart that increases a bearing on the basis of Fig. 5 again;
Fig. 7 is the drive end bearing bracket of its motor among the present invention and the broken section structure chart that crankcase designs for one;
Fig. 8 is the broken section structure chart that increases a bearing on the basis of Fig. 7 again.
Among the figure, 1, motor; 2, motor shaft; 3, drive end bearing bracket; 4, high-pressure pump; 5, crankcase; 6, bent axle; 7, circlip; 8, oil sealing; 9, O type circle; 10, fore bearing; 11, rear bearing; 12, flat key; 13, strengthen bearing; 14, pressure regulation assembly.
The specific embodiment
The present invention is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-8:
Embodiment one
As shown in Figure 1, a kind of jetting machine, comprise motor 1, high-pressure pump 4 and with the pressure regulation assembly 14 that is fixedly connected on the high-pressure pump 4, described high-pressure pump 4 comprises crankcase 5 and bent axle 6, bent axle 6 one ends are installed in the crankcase 5, the other end stretches out crankcase 5, before the inside, rear and front end of crankcase 5 is respectively equipped with, rear bearing 10,11, bent axle 6 be located in above-mentioned before, rear bearing 10, in 11, be arranged with hermetically-sealed construction on the bent axle 6, described hermetically-sealed construction is sealedly connected between the drive end bearing bracket 3 of bent axle 6 and crankcase 5 or bent axle 6 and motor 1, it is characterized in that: have a groove on the front end axle center of motor shaft 2, above-mentioned bent axle 6 front ends extend in the groove, are provided with the flat key 12 that can prevent that bent axle 6 and motor shaft 2 from radially rotating between bent axle 6 and the motor shaft 2.
The drive end bearing bracket 3 of above-mentioned motor 1 is fixedly connected on the crankcase 5 of high-pressure pump 4, and the stretched through drive end bearing bracket 3 of motor 1 of described bent axle 6 front ends is connected with motor shaft 2.
Above-mentioned hermetically-sealed construction comprises circlip 7, oil sealing 8 and the O type circle 9 that is set on the bent axle 6, described circlip 7 and oil sealing 8 be installed between the drive end bearing bracket 3 of bent axle 6 and motor 1 and oil sealing 8 between fore bearing 10 and circlip 7, described O type circle 9 is installed between the drive end bearing bracket 3 of crankcase 5 and motor 1.
The course of work of this jetting machine is as follows:
On the bent axle 6 off-centre is arranged, connecting rod is enclosed within on the bent axle 6, and plunger links to each other by connecting rod and plunger pin with bent axle 6 and realizes the conversion of transmission and transmission direction.Motor shaft 2 drives bent axle 6 rotations, and it is reciprocating that bent axle 6 drives plunger by connecting rod and plunger pin, changes thereby the cylinder body volume is produced back and forth, thereby realizes low pressure water inlet discontinuously, high pressure water outlet by check valve.
Can also be equipped with on the leading section of motor shaft 2 in the present embodiment and strengthen bearing 13, strengthen bearing 13 and be installed between the drive end bearing bracket 3 and motor shaft 2 of motor 1, as shown in Figure 2.Many individual bearings make transmission more steady.
The drive end bearing bracket 3 of the motor 1 in the present embodiment and crankcase 5 can also design for integral type.
Embodiment two
The difference of present embodiment and embodiment one is: hermetically-sealed construction comprises circlip 7 and the oil sealing 8 that is set on the bent axle 6, described circlip 7 and oil sealing 8 be installed between bent axle 6 and the crankcase 5 and circlip 7 between fore bearing 10 and oil sealing 8, as shown in Figure 3.Other structures are all identical with embodiment one with operation principle, repeat no more.
The drive end bearing bracket 3 of the motor 1 in the present embodiment and crankcase 5 can also be for integral type design, as shown in Figure 7.
Can also be equipped with on the leading section of motor shaft 2 in the present embodiment and strengthen bearing 13, strengthen bearing 13 and be installed between the drive end bearing bracket 3 and motor shaft 2 of motor 1, as shown in Figure 4.Simultaneously on this basis, the drive end bearing bracket 3 of motor 1 and crankcase 5 can also be for integral type design, as shown in Figure 8.
Embodiment three
The difference of present embodiment and embodiment one is: hermetically-sealed construction comprises circlip 7, O type circle 9 and is set in oil sealing 8 on the bent axle 6, described circlip 7, O type circle 9 and oil sealing 8 are installed between bent axle 6 and the crankcase 5, described circlip 7 is set on oil sealing 8 outer peripheral faces, described O type circle 9 is arranged between fore bearing 10 and the circlip 7, as shown in Figure 5.Other structures are all identical with embodiment one with operation principle, repeat no more.
Can also be equipped with on the leading section of motor shaft 2 in the present embodiment and strengthen bearing 13, strengthen bearing 13 and be installed between the drive end bearing bracket 3 and motor shaft 2 of motor 1, as shown in Figure 6.
The drive end bearing bracket 3 of the motor 1 in the present embodiment and crankcase 5 can also design for integral type.
The foregoing description is preferred embodiment of the present invention only, is not to limit protection scope of the present invention according to this, so: all equivalences of doing according to structure of the present invention, shape, principle change, and all should be covered by within protection scope of the present invention.
Claims (8)
1. jetting machine, comprise motor, high-pressure pump and with the pressure regulation assembly that is fixedly connected on the high-pressure pump, described high-pressure pump comprises crankcase and bent axle, bent axle one end is installed in the crankcase, the other end stretches out crankcase, before the inside, rear and front end of crankcase is respectively equipped with, rear bearing, bent axle be located in above-mentioned before, in the rear bearing, be arranged with hermetically-sealed construction on the bent axle, described hermetically-sealed construction is sealedly connected between the drive end bearing bracket of bent axle and crankcase or bent axle and motor, it is characterized in that: have a groove on the front end axle center of motor shaft, above-mentioned crankshaft front end extend in the groove, is provided with the flat key that can prevent that bent axle and motor shaft from radially rotating between bent axle and the motor shaft.
2. a kind of jetting machine according to claim 1 is characterized in that: the drive end bearing bracket of described motor is fixedly connected on the crankcase of high-pressure pump, and the stretched through drive end bearing bracket of motor of described crankshaft front end is connected with motor shaft.
3. a kind of jetting machine according to claim 2, it is characterized in that: described hermetically-sealed construction comprises circlip, oil sealing and the O type circle that is set on the bent axle, described circlip and oil sealing be installed between the drive end bearing bracket of bent axle and motor and oil sealing between fore bearing and circlip, described O type circle is installed between the drive end bearing bracket of crankcase and motor.
4. a kind of jetting machine according to claim 2, it is characterized in that: described hermetically-sealed construction comprises circlip and the oil sealing that is set on the bent axle, described circlip and oil sealing be installed between bent axle and the crankcase and circlip between fore bearing and oil sealing.
5. a kind of jetting machine according to claim 2, it is characterized in that: described hermetically-sealed construction comprises circlip, O type circle and is set in oil sealing on the bent axle, described circlip, O type circle and oil sealing are installed between bent axle and the crankcase, described circlip is set on the oil sealing outer peripheral face, and described O type circle is arranged between fore bearing and the circlip.
6. according to claim 2 or 3 or 4 or 5 described a kind of jetting machines, it is characterized in that: the drive end bearing bracket of described motor and crankcase are formed in one and form.
7. according to claim 1 or 2 or 3 or 4 or 5 described a kind of jetting machines, it is characterized in that: the reinforcement bearing also is installed on the leading section of described motor shaft, strengthens bearing and be installed between the drive end bearing bracket and motor shaft of motor.
8. a kind of jetting machine according to claim 6 is characterized in that: the reinforcement bearing also is installed on the leading section of described motor shaft, strengthens bearing and be installed between the drive end bearing bracket and motor shaft of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100735396A CN102179379A (en) | 2011-03-25 | 2011-03-25 | High pressure cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100735396A CN102179379A (en) | 2011-03-25 | 2011-03-25 | High pressure cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102179379A true CN102179379A (en) | 2011-09-14 |
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ID=44565777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100735396A Pending CN102179379A (en) | 2011-03-25 | 2011-03-25 | High pressure cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102179379A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797657A (en) * | 2012-07-20 | 2012-11-28 | 浙江驰江工贸有限公司 | Crankshaft type high-pressure cleaning pump |
| CN105805253A (en) * | 2014-12-30 | 2016-07-27 | 中核武汉核电运行技术股份有限公司 | Double-shaft swinging speed reducer suitable for sludge washing equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020122730A1 (en) * | 2000-08-14 | 2002-09-05 | Shane Dexter | Pressure washer having oilless high pressure pump |
| CN2704958Y (en) * | 2004-05-28 | 2005-06-15 | 盐城市力佳电机厂 | Corollary special motor of axial plunger oil pump |
| CN201092941Y (en) * | 2007-09-26 | 2008-07-30 | 咸宁市紫阳电器有限公司 | Novel water-saving environment protection cleaning machine high pressure pump |
| CN201295683Y (en) * | 2008-10-21 | 2009-08-26 | 罗昌国 | High pressure washer |
| CN202028570U (en) * | 2011-03-25 | 2011-11-09 | 绿田机械股份有限公司 | High-pressure cleaning machine |
-
2011
- 2011-03-25 CN CN2011100735396A patent/CN102179379A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020122730A1 (en) * | 2000-08-14 | 2002-09-05 | Shane Dexter | Pressure washer having oilless high pressure pump |
| CN2704958Y (en) * | 2004-05-28 | 2005-06-15 | 盐城市力佳电机厂 | Corollary special motor of axial plunger oil pump |
| CN201092941Y (en) * | 2007-09-26 | 2008-07-30 | 咸宁市紫阳电器有限公司 | Novel water-saving environment protection cleaning machine high pressure pump |
| CN201295683Y (en) * | 2008-10-21 | 2009-08-26 | 罗昌国 | High pressure washer |
| CN202028570U (en) * | 2011-03-25 | 2011-11-09 | 绿田机械股份有限公司 | High-pressure cleaning machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797657A (en) * | 2012-07-20 | 2012-11-28 | 浙江驰江工贸有限公司 | Crankshaft type high-pressure cleaning pump |
| CN105805253A (en) * | 2014-12-30 | 2016-07-27 | 中核武汉核电运行技术股份有限公司 | Double-shaft swinging speed reducer suitable for sludge washing equipment |
| CN105805253B (en) * | 2014-12-30 | 2018-02-13 | 中核武汉核电运行技术股份有限公司 | A kind of dual-axis swing decelerator suitable for body refuse flushing device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110914 |