A kind of high pressure cleaning pump
Technical field
Cleaning equipment field is the utility model is related to, especially a kind of high pressure cleaning pump.
Background technology
High pressure cleaning pump is usually used in jetting machine;Chinese Patent Application No. CN20210251087.0 disclosure of the invention
A kind of crank type high pressure cleaning pump, including casing, unload with the bent axle of power connector, connecting rod, plunger, the pump housing, water supply connector, pressure regulation
Lotus valve, high pressure water out adapter, the described pump housing is interior to be provided with low pressure chamber, inverting chamber and high pressure chest, and plunger is connected on inverting chamber, entered
Water swivel is connected in low pressure chamber, and water feeding one-way valve is provided between low pressure chamber and inverting chamber, inverting chamber and high pressure chest it
Between water one-way valve is installed out, high pressure water out adapter is connected on the delivery port of high pressure chest, high pressure water out adapter be provided with and height
The corresponding non-return valve of chamber delivery port is pressed, pressure-adjustable unloading valves are arranged on the high pressure chest of the pump housing.The crank type high pressure cleaning pump is deposited
The side force that the promote-side of plunger and connecting rod is subject in motion is larger, and motion is not smoothly insufficient enough, therefore, designs a kind of fortune
The side force that the promote-side of plunger is subject to when dynamic is smaller, the high pressure cleaning pump of stable movement, turns into urgent problem to be solved.
Utility model content
The purpose of this utility model is plunger and connecting rod when being moved to overcome current crank type high pressure cleaning pump to exist
The side force that is subject to of promote-side it is larger, motion not enough stable deficiency, there is provided the promote-side of plunger is subject to during a kind of motion
Side force is smaller, the high pressure cleaning pump of stable movement.
Concrete technical scheme of the present utility model is:
A kind of high pressure cleaning pump, including:Motor, described high pressure cleaning pump also include:It is connected with the upper end cover of motor
Cover lid, upper end cover cover the intake antrum that encloses composition with cover, in intake antrum and with the swash plate of the output axis connection of motor, tight ring
The plane bearing being connected with swash plate upper end, four columns for being located at intake antrum top surface and the output shaft circumference uniform distribution along motor, four
Individual one-to-one corresponding is arranged in the plunger that in column and lower end is provided with the sphere for the DNA releaxed circular DNA upper end for pushing down plane bearing, located at plunger side
The baffle ring of lower end is enclosed, four one-to-one corresponding are sheathed on outside column and the compression bullet of baffle ring and intake antrum top surface is pushed down at both ends respectively
Spring, lower end is provided with four and corresponds the accommodating hole being enclosed on outside its upper end and the connecting seat of end connection is covered with cover, located at post
It is connected respectively with intake antrum and accommodating hole in plug and the lower channel provided with lower check valve, a pair of four one end and accommodating hole top surface 1
It should connect and be provided with the upper channel of upper check valve;Located at connecting seat upper end and the high-pressure outlet that is connected with the upper channel other end.Should
High pressure cleaning pump has the plane bearing that tight ring is connected with swash plate upper end, four plunger lower ends(That is promote-side)The sphere pressure being provided with
The firmly DNA releaxed circular DNA of plane bearing, it is smaller that swash plate rotates frictional force when making plunger upward and downward by plane bearing, the promote-side of plunger
The side force being subject to is smaller, stable movement, and plunger upward and downward is more smooth.
Preferably, described high pressure cleaning pump also includes:It is provided with located at intake antrum top surface and lower end in positioning slide opening
Post, lower end are provided with the axis of the spherical pressure head for the DNA releaxed circular DNA for pushing down plane bearing and upper end insertion positioning hole, are set in outside axis
And the middle stage clip of center pillar lower end and spherical pressure head upper end is pushed down at both ends respectively.The spherical pressure head of axis pushes down plane bearing
DNA releaxed circular DNA, radial displacement is not produced beneficial to DNA releaxed circular DNA.
Preferably, the upper end of the pivot center of described plane bearing is located at the extended line of the axis of the output shaft of motor
On;The distance between the axis of two plungers being oppositely arranged and the axis of output shaft of motor are equal in the ball of plane bearing
The distance between pivot center of the heart and plane bearing;The axle of the axis for the plunger that another two is oppositely arranged and the output shaft of motor
The distance between line is more than the distance between the ball center of plane bearing and the pivot center of plane bearing.Plane bearing is with oblique
When disk rotates, the sphere of two plungers is located at the outside at ball center, the sphere of another two plunger with the contact point of DNA releaxed circular DNA upper end
It is relative with ball center with the contact point of DNA releaxed circular DNA upper end, or the contact point of the sphere of three plungers and DNA releaxed circular DNA upper end is located in ball
The outside of the heart, and the sphere of three plungers and the contact point and the average distance at ball center of DNA releaxed circular DNA upper end are nearer, make DNA releaxed circular DNA by
Relative equilibrium is pressed, does not produce radial displacement or rollover beneficial to DNA releaxed circular DNA.
Preferably, the DNA releaxed circular DNA upper end of described plane bearing is centrally located at the extended line of the axis of the output shaft of motor
On;The axis of four plungers is equal with the distance between the axis of output shaft of motor and ball of respectively greater than plane bearing in
The distance between pivot center of the heart and plane bearing;Or four plungers axis and motor output shaft axis between away from
From equal and be respectively smaller than the distance between the ball center of plane bearing and the pivot center of plane bearing.The axle of four plungers
Line is equal with the distance between the axis of output shaft of motor and ball center of respectively greater than plane bearing and plane bearing
The distance between pivot center, the sphere of at least three plungers are located at the outside at ball center with the contact point of DNA releaxed circular DNA upper end, or
The axis of four plungers is equal with the distance between the axis of output shaft of motor and is respectively smaller than the ball center of plane bearing
The distance between pivot center of plane bearing, the sphere of three plungers are located at ball center with the contact point of DNA releaxed circular DNA upper end
Inner side, the sphere of at least three plungers are located at the inner side at ball center with the contact point of DNA releaxed circular DNA upper end, DNA releaxed circular DNA is pressurized relatively equal
Weighing apparatus, does not produce radial displacement or rollover beneficial to DNA releaxed circular DNA.
Compared with prior art, the beneficial effects of the utility model are:The high pressure cleaning pump has tight ring and swash plate upper end
The plane bearing of connection, four plunger lower ends(That is promote-side)The sphere being provided with pushes down the DNA releaxed circular DNA of plane bearing, and swash plate rotates logical
Crossing plane bearing, frictional force is smaller when making plunger upward and downward, and the side force that the promote-side of plunger is subject to is smaller, stable movement, post
Plug moves up and down more smooth.The spherical pressure head of axis pushes down the DNA releaxed circular DNA of plane bearing, and radial displacement is not produced beneficial to DNA releaxed circular DNA.Two
The distance between the axis of the individual plunger being oppositely arranged and the axis of output shaft of motor be equal to plane bearing ball center with
The distance between pivot center of plane bearing;The axis of the axis for the plunger that another two is oppositely arranged and the output shaft of motor it
Between distance be more than the ball center of plane bearing and the distance between the pivot center of plane bearing;Plane bearing turns with swash plate
When dynamic, the sphere of two plungers is located at the outside at ball center, sphere and the pine of another two plunger with the contact point of DNA releaxed circular DNA upper end
The contact point of ring upper end is relative with ball center, or the sphere of three plungers and the contact point of DNA releaxed circular DNA upper end are located at ball center
Outside, and the sphere of three plungers and the contact point and the average distance at ball center of DNA releaxed circular DNA upper end are nearer, make DNA releaxed circular DNA compression phase
To equilibrium, radial displacement or rollover are not produced beneficial to DNA releaxed circular DNA.Between the axis of the axis of four plungers and the output shaft of motor
Apart from the distance between pivot center of equal and respectively greater than plane bearing ball center and plane bearing, at least three posts
The sphere of plug and the contact point of DNA releaxed circular DNA upper end are located at the outside at ball center, or the output shaft of the axis of four plungers and motor
The distance between axis is equal and is respectively smaller than the distance between pivot center of the ball center of plane bearing and plane bearing,
The sphere of three plungers and the contact point of DNA releaxed circular DNA upper end are located at the inner side at ball center, on the sphere and DNA releaxed circular DNA of at least three plungers
The contact point at end is located at the inner side at ball center, makes DNA releaxed circular DNA compression relative equilibrium, does not produce radial displacement or rollover beneficial to DNA releaxed circular DNA.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
In figure:Motor 1, high-pressure outlet 2, upper end cover 3, cover lid 4, intake antrum 5, swash plate 6, tight ring 7, plane bearing 8, column
9th, plunger 10, DNA releaxed circular DNA 11, sphere 12, baffle ring 13, holddown spring 14, accommodating hole 15, connecting seat 16, lower check valve 17, lower channel
18th, upper check valve 19, upper channel 20, center pillar 21, spherical pressure head 22, axis 23, middle stage clip 24.
Embodiment
It is shown below in conjunction with the accompanying drawings that the utility model is described further.
As shown in Figure 1:A kind of high pressure cleaning pump, including:Motor 1, the cover lid 4 of the mode connects for screw of upper end cover 3 of motor 1,
Upper end cover 3 and cover lid 4 surround the intake antrum 5 of composition, in intake antrum 5 and with the swash plate 6 of the output shaft key connection of motor 1,
The plane bearing 8 that tight ring 7 is connected with the upper end of swash plate 6, four are located at the top surface of intake antrum 5 and along the output shaft circumference uniform distribution of motor 1
Column 9, four correspond be arranged in column 9 and lower end be provided with push down plane bearing 8 the upper end of DNA releaxed circular DNA 11 sphere 12
Plunger 10, the baffle ring 13 located at the gusset lower end of plunger 10, four correspond and are sheathed on that column 9 is outer and gear is pushed down at both ends respectively
The holddown spring 14 of ring 13 and the top surface of intake antrum 5, four lower ends are provided with the accommodating hole 15 for corresponding and being enclosed on outside the upper end of plunger 10
And with the connecting seat 16 of the upper end mode connects for screw of cover lid 4, be connected and be provided with intake antrum 5 and accommodating hole 15 respectively in plunger 10
The lower channel 18 of lower check valve 17, four one end, which connect one to one with the top surface of accommodating hole 15 and are provided with the upper of upper check valve 19, to be led to
Road 20, the high-pressure outlet 2 connected located at the upper end of connecting seat 16 and with the other end of upper channel 20.The shape of cross section of high-pressure outlet 2
For circle;The shape of cross section of intake antrum 5 is circle.
Described high pressure cleaning pump also includes:Positioning slide opening is provided with located at the top surface of intake antrum 5 and lower end(Do not drawn in accompanying drawing
Go out)Center pillar 21, lower end be provided with push down plane bearing 8 DNA releaxed circular DNA 11 spherical pressure head 22 and upper end insertion positioning hole axis
23, it is set in outside axis 23 and the middle stage clip 24 of the lower end of center pillar 21 and the upper end of spherical pressure head 22 is pushed down at both ends respectively.
The upper end of the pivot center of described plane bearing 8 is located on the extended line of the axis of the output shaft of motor 1;Two
The distance between the axis for the plunger 10 being oppositely arranged and the axis of output shaft of motor 1 are equal to the ball center of plane bearing 8
The distance between pivot center of plane bearing 8;The axis for the plunger 10 that another two is oppositely arranged and the output shaft of motor 1
The distance between axis is more than the distance between the ball center of plane bearing 8 and the pivot center of plane bearing 8;It is or described
The upper end of DNA releaxed circular DNA 11 of plane bearing 8 is centrally located on the extended line of the axis of the output shaft of motor 1;The axis of four plungers 10
The distance between the axis of output shaft of motor 1 is equal and ball center of respectively greater than plane bearing 8 and plane bearing 8
The distance between pivot center;Or the axis of four plungers 10 is equal with the distance between the axis of output shaft of motor 1 and divides
Not little Yu plane bearing 8 the distance between the pivot center of ball center and plane bearing 8.
In the present embodiment, the angle of the axis of the output shaft of motor 1 and the pivot center of plane bearing 8 is 9 degree, plane axis
It is 9mm to hold the distance between 8 ball center and the pivot center of plane bearing 8, the axis of two plungers 10 being oppositely arranged
The distance between axis of output shaft of motor 1 is 9mm, and the axis of the plunger 10 that another two is oppositely arranged is defeated with motor 1
The distance between axis of shaft is 10mm.
The beneficial effects of the utility model are:The high pressure cleaning pump has the plane bearing that tight ring is connected with swash plate upper end,
Four plunger lower ends(That is promote-side)The sphere being provided with pushes down the DNA releaxed circular DNA of plane bearing, and swash plate rotates makes plunger by plane bearing
Frictional force is smaller during up and down motion, and the side force that the promote-side of plunger is subject to is smaller, stable movement, and plunger upward and downward is more suitable
Freely.The spherical pressure head of axis pushes down the DNA releaxed circular DNA of plane bearing, and radial displacement is not produced beneficial to DNA releaxed circular DNA.Two posts being oppositely arranged
The distance between the axis of plug and the axis of output shaft of motor are equal to the ball center of plane bearing and the rotation of plane bearing
The distance between axis;The distance between the axis for the plunger that another two is oppositely arranged and the axis of output shaft of motor are more than flat
The distance between the ball center of spherical bearing and the pivot center of plane bearing;When plane bearing rotates with swash plate, two plungers
The contact point of sphere and DNA releaxed circular DNA upper end be located at the outside at ball center, the sphere of another two plunger and the contact point of DNA releaxed circular DNA upper end
It is relative with ball center, or the contact point of the sphere of three plungers and DNA releaxed circular DNA upper end is located at the outside at ball center, and three posts
The sphere of plug and the contact point and the average distance at ball center of DNA releaxed circular DNA upper end are nearer, make DNA releaxed circular DNA compression relative equilibrium, beneficial to pine
Ring does not produce radial displacement or rollover.The axis of four plungers is equal with the distance between the axis of output shaft of motor and distinguishes
More than the ball center of plane bearing and the distance between the pivot center of plane bearing, the sphere and DNA releaxed circular DNA of at least three plungers
The contact point of upper end is located at the outside at ball center, or the distance between axis of output shaft of the axis of four plungers and motor
The distance between pivot center of ball center that is equal and being respectively smaller than plane bearing and plane bearing, the sphere of three plungers
It is located at the inner side at ball center with the contact point of DNA releaxed circular DNA upper end, the sphere and the contact point of DNA releaxed circular DNA upper end of at least three plungers are located at
The inner side at ball center, make DNA releaxed circular DNA compression relative equilibrium, do not produce radial displacement or rollover beneficial to DNA releaxed circular DNA.
It is apparent to one skilled in the art that the utility model can change into various ways, and such change is not
Think to depart from the scope of the utility model.All such technical staff to the field obviously change, and will include
Within the scope of present claims.