CN203201745U - Double-cavity double-effect air pump and window wiping robot with double-cavity double-effect air pump - Google Patents
Double-cavity double-effect air pump and window wiping robot with double-cavity double-effect air pump Download PDFInfo
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- CN203201745U CN203201745U CN 201320099909 CN201320099909U CN203201745U CN 203201745 U CN203201745 U CN 203201745U CN 201320099909 CN201320099909 CN 201320099909 CN 201320099909 U CN201320099909 U CN 201320099909U CN 203201745 U CN203201745 U CN 203201745U
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Abstract
The utility model relates to a double-cavity double-effect air pump and a window wiping robot with the double-cavity double-effect air pump. The double-cavity double-effect air pump comprises an air cylinder, a driving device and a piston, wherein the driving device and the piston are connected with the air cylinder, the driving device drives the piston to perform reciprocating motion in the air cylinder through a transmission device, a sealing piece which is fixedly connected with a piston rod is arranged in the air cylinder, the air cylinder is divided by the sealing piece into a first cavity (A1) and a second cavity (A2), the first cavity (A1) and the second cavity (A2) are respectively provided with a first one-way valve and a second one-way valve, and in the process that the piston rod drives the sealing piece to perform reciprocating motion, air pumping and air exhausting are carried out by the first cavity (A1) and the second cavity (A2) simultaneously. The double-cavity double-effect air pump is simple and compact in structure, flow is increased by one time, and efficiency is improved by one time. The window wiping robot provides vacuum suction force for a suction disc through the vacuum air pump, even though the suction disc is collided with cracks or protrusions on the surface of glass and air is leaked, well air pumping of the suction disc can be guaranteed, the risks that the window wiping robot falls down and is damaged are reduced, and potential safety hazards are eliminated.
Description
Technical field
The utility model relates to a kind of air pump and has the machine people that cleans the windows of this air pump, relates in particular to a kind of two-chamber double-action air pump and has the machine people that cleans the windows of this air pump, belongs to machinery manufacturing technology field.
Background technique
Fig. 1 is the overall structure schematic representation of existing vacuum air pump.As shown in Figure 1, existing vacuum air pump is to drive the flexible glue film 200,300 to-and-fro motion that connect by axle by motor 100 to realize vacuumizing.Because the extraction pump volume is less, and motor 100 rotations one circle, the monolateral flexible glue film 200 of vacuum pump, 300 to-and-fro motion once are merely able to realize once vacuumizing motion.Its shortcoming is that extraction flow is too small, and vacuum pumping rate is slow, and if a little a bit gas leakage, degree of vacuum will descend immediately.Especially, when the machine people that cleans the windows provides vacuum force by this vacuum air pump for sucker, if sucker is run into crack on the glass surface or projection and when gas leakage, the pumping speed that the too small vacuum pump of this rate of air sucked in required provides is much smaller than the gas leakage speed of sucker, and the machine people that easily causes cleaning the windows falls damage or produces potential safety hazard.
The model utility content
Technical problem to be solved in the utility model is at the deficiencies in the prior art, and a kind of two-chamber double-action air pump is provided, and simple and compact for structure, air flow rate doubles, and working efficiency improves.
Technical problem to be solved of the present utility model is achieved by the following technical solution:
A kind of two-chamber double-action air pump, comprise cylinder and the drive unit that links to each other with cylinder and piston, drive unit is by the to-and-fro motion in cylinder of actuator drives piston, be provided with the Sealing of fixedlying connected with piston rod in the described cylinder, described Sealing is separated into first cavity and second cavity with cylinder, first cavity and second cavity are respectively equipped with first one-way valve and second one-way valve, piston rod drives in the to-and-fro motion process of Sealing, and described first cavity and second cavity are bled and exhaust simultaneously.
Specifically, described air pump comprises the air pump body, and described drive unit links to each other with the air pump body, and two described cylinder seals are arranged on the both sides of air pump body; Described cylinder comprises air pump end cap, air pump center lid and the air pump center that ecto-entad is tightly connected successively, air pump center and air pump body are tightly connected, described Sealing is arranged between air pump center and the air pump center lid, Sealing and air pump center lid form described first cavity, air pump center lid forms described first one-way valve with the air pump end cap, flexible glue film and air pump center form described second cavity, and air pump center and air pump body form described second one-way valve.
Described Sealing is the flexible glue film, and described flexible glue film is connected with rod seal.
Specifically, described flexible glue film comprises support and thin-film member, thin-film member is inner seal ring and the exterior seal ring that is arranged on the support both sides, what connect two seal rings is telescopic intermediate portion, inner seal ring and exterior seal ring are fitted with the both sides of air pump center respectively and are sealed, exterior seal ring is fixedlyed connected with support, and support is fixedlyed connected with piston rod.
Described first one-way valve comprises suction chamber and the discharge chamber that is arranged on the air pump end cap, and be arranged on suction chamber and the discharge chamber that the air pump center covers, after air pump end cap and the butt joint of air pump center lid, both suction chambers and discharge chamber form enclosed space respectively, in each enclosed space, be provided with sealing gasket, be provided with inlet hole in the suction chamber, be provided with air outlet hole in the discharge chamber, and the sealing pad moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, described inlet hole and air outlet hole are symmetrical arranged in the both sides of enclosed space intersection, when sealing gasket was fitted in a wherein side of air pump end cap or air pump center lid, inlet hole or air outlet hole only had one of them to have air-flow to pass through; Described second one-way valve comprises suction chamber and the discharge chamber that is arranged on the air pump center, and be arranged on suction chamber and discharge chamber on the air pump body, after air pump center and the butt joint of air pump body, both suction chambers and discharge chamber form enclosed space respectively, in each enclosed space, be provided with sealing gasket, be provided with inlet hole in the suction chamber, be provided with air outlet hole in the discharge chamber, and the sealing pad moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, described inlet hole and air outlet hole are symmetrical arranged in the both sides of enclosed space intersection, when sealing gasket was fitted in a wherein side of air pump center and air pump body, inlet hole or air outlet hole only had one of them to have air-flow to pass through.
As required, described inlet hole is arranged on the center of suction chamber, and it is one that quantity is set, and described air outlet hole is positioned at the both sides of inlet hole relatively in the bilateral symmetry setting of discharge chamber center line;
Perhaps, described inlet hole is positioned at the both sides of air outlet hole relatively in the bilateral symmetry setting of suction chamber center line, and described air outlet hole is arranged on the center of discharge chamber, and it is one that quantity is set;
The diameter of described inlet hole and air outlet hole is identical with the width of described sealing gasket.
The suction tude of described first cavity and steam outlet pipe are arranged on the air pump end cap, and the suction tude of described second cavity and steam outlet pipe are arranged on the air pump body.
Described transmission device is the eccentric shaft that is set on the described output shaft, and the end of piston rod is set on the described eccentric shaft.
Described transmission device is the crank mechanism that links to each other with described drive unit output shaft.Described crank mechanism comprises upper and lower eccentric wheel and bent axle, described bent axle comprises bent axle body and two axial regions, two axial regions make progress respectively from the left and right two ends of bent axle body, extend downwards, the axial region of bent axle comprises piston rod joint and eccentric wheel joint, piston rod is located on the piston rod joint by bearing housing, and the eccentric wheel joint inserts in the eccentric eccentric opening fixing.
Described transmission device is the eccentric mechanism that links to each other with described drive unit output shaft, and described eccentric mechanism comprises being fixed on eccentric wheel on the output shaft, and an eccentric side surface is offered annular spacing groove; The piston rod end of each piston air pump assembly is equipped with roller, and described roller is embedded in annular spacing groove, and output shaft drives eccentric wheel and rotates, and described roller circumferencial direction along output shaft in annular spacing groove rolls, and drives the piston rod to-and-fro motion.
The utility model also provides a kind of machine people that cleans the windows, and comprises body and is arranged on sucker on the body, and described sucker links to each other with above-mentioned two-chamber double-action air pump, and the suction tude of the suction tude of described first cavity, second cavity links to each other with sucker respectively.
In sum, the utility model is simple and compact for structure, and air flow rate doubles, and working efficiency improves; The machine people that cleans the windows can provide better pumping efficiency for sucker by two-chamber double-action air pump, reduces the machine people that cleans the windows and falls damage risk or potential safety hazard.
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is described in detail.
Description of drawings
Fig. 1 is the overall structure schematic representation of existing vacuum air pump;
Fig. 2 is the utility model overall structure explosive view;
Fig. 3 is the sectional view of the utility model air pump body and both sides cylinder;
Fig. 4 is inlet hole on the utility model air pump end cap and the structural representation of air outlet hole;
The inlet hole that Fig. 5 covers for the utility model air pump center and the structural representation of air outlet hole;
Fig. 6 is inlet hole on the utility model air pump center and the structural representation of air outlet hole;
Fig. 7 is inlet hole on the utility model air pump body and the structural representation of air outlet hole;
Fig. 8 is the position view that arranges of the suction tude of each cavity of the utility model and steam outlet pipe;
Fig. 9 is the utility model embodiment two eccentric shaft mechanism driving apparatus structure schematic representation;
Figure 10 is the utility model embodiment three eccentric drive structural representations;
Figure 11 is the utility model machine people structural representation that cleans the windows.
Embodiment
Embodiment one
The utility model provides a kind of two-chamber double-action air pump, generally, this air pump comprises cylinder and the drive unit that links to each other with cylinder and piston, drive unit is by the to-and-fro motion in cylinder of actuator drives piston, be provided with the Sealing of fixedlying connected with piston rod in the cylinder, Sealing is separated into first cavity and second cavity with cylinder, first cavity and second cavity are provided with first one-way valve and second one-way valve respectively, piston rod drives in the to-and-fro motion process of Sealing, and described first cavity and second cavity are bled and exhaust simultaneously.Fig. 2 is the utility model overall structure explosive view; Fig. 3 is the sectional view of the utility model air pump body and both sides cylinder.As Fig. 2 and in conjunction with shown in Figure 3, specifically, the two-chamber double-action air pump that provides in the present embodiment, comprise air pump body 10, the drive unit that links to each other with air pump body 10 and symmetry sealing are arranged on the cylinder of air pump body 10 both sides, are fixedly connected with transmission device on the output shaft of described drive unit.According to the needs of rate of air sucked in required, can also more cylinder be set in air pump body 10 peripheries.Specifically, each cylinder comprises air pump end cap 31, air pump center lid 32 and the air pump center 37 that ecto-entad connects successively, and air pump center 37 is tightly connected with air pump body 10.Wherein, be provided with Sealing between air pump center 37 and air pump center lid 32, Sealing is used for the blanket gas pump cavity, can adopt materials such as rubber, flexible glue film, and what adopt in the present embodiment is the flexible glue film.One end of piston rod 33 links to each other with transmission device and to-and-fro motion under the driving of drive unit, and the other end of piston rod 33 is fixedlyed connected with described flexible glue film.Flexible glue film and air pump center lid 32 form the first cavity A1, and air pump center lid 32 forms first one-way valve with air pump end cap 31, and flexible glue film and air pump center 37 form the second cavity A2, and air pump center 37 and air pump body 10 form second one-way valve.That is to say that by air pump center 37 and air pump center lid 32 spaces of forming, the flexible glue film that is arranged in the air pump center 37 is divided into two, and has formed the first cavity A1 and the second cavity A2 that are positioned at flexible glue film both sides respectively.
As shown in Figure 2, described flexible glue film comprises support 34 and thin-film member 35, thin-film member 35 is for being arranged on inner seal ring 36 ' and the exterior seal ring 36 on support 34 both sides, what connect two seal rings is telescopic intermediate portion, intermediate portion passes the center hole of air pump center 37, inner seal ring 36 ' and exterior seal ring 36 are just in time fitted with the both sides of air pump center 37 respectively and are sealed, and exterior seal ring 36 is fixedlyed connected with support 34, and support 34 is fixedlyed connected with an end of piston rod 33.Air pump center lid 32 is with after the left side of air pump center 37 is connected, the and arranged on left and right sides of exterior seal ring 36 forms the first cavity A1 and the second cavity A2 respectively, when piston rod 33 moves reciprocatingly, drive exterior seal ring 36 left and right movements, make the sealing gasket 38 left and right movements that are separately positioned in first one-way valve and second one-way valve, the first cavity A1 and the second cavity A2 will be bled respectively and exhaust simultaneously.
Fig. 4 is inlet hole on the utility model air pump end cap and the structural representation of air outlet hole; The inlet hole that Fig. 5 covers for the utility model air pump center and the structural representation of air outlet hole.As Fig. 4 and in conjunction with shown in Figure 5, described first one-way valve comprises suction chamber 350 and the discharge chamber 360 that is arranged on the air pump end cap 31, and be arranged on suction chamber 370 and discharge chamber 380 on the air pump center lid 32, after air pump end cap 31 and 32 butt joints of air pump center lid, both suction chambers 350 and 370, discharge chamber 360 and 380 forms enclosed space respectively, in each enclosed space, be provided with sealing gasket 38, be provided with inlet hole 311 in the suction chamber 350, be provided with inlet hole 321 in the suction chamber 370, be provided with air outlet hole 312 in the discharge chamber 360, be provided with air outlet hole 322 in the discharge chamber 380, and sealing pad 38 moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, described inlet hole 311,321 and air outlet hole 312,322 intersect in the both sides of enclosed space and to be symmetrical arranged, when sealing gasket 38 is fitted in a wherein side of air pump end cap 31 or air pump center lid 32, inlet hole 311,321 or air outlet hole 312,322 only have one of them to have air-flow to pass through.
Fig. 6 is inlet hole on the utility model air pump center and the structural representation of air outlet hole, and Fig. 7 is inlet hole on the utility model air pump body and the structural representation of air outlet hole.As Fig. 6 and in conjunction with shown in Figure 7, similarly, because it is similar to be separately positioned on the structure of suction chamber on air pump center 37 and the air pump body 10 and discharge chamber, inlet hole and air outlet hole and working method and foregoing.Specifically, second one-way valve comprises suction chamber 450 and the discharge chamber 460 that is arranged on the air pump center 37, and be arranged on suction chamber 470 and discharge chamber 480 on the air pump body 10, after air pump center 37 and 10 butt joints of air pump body, both suction chambers 450,470 and discharge chamber 460,480 form enclosed space respectively, in each enclosed space, all be provided with sealing gasket 38.Be provided with inlet hole 411,421 in the suction chamber 450,470, be provided with air outlet hole 412,422 in the discharge chamber 460,480, and sealing pad 38 moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, and described inlet hole and air outlet hole are symmetrical arranged in the both sides of enclosed space intersection.
As Fig. 4 and Fig. 5 and in conjunction with Fig. 6 and shown in Figure 7, described intersection is symmetrical arranged and refers to that described inlet hole is arranged on the center of suction chamber, and it is one that quantity is set, and described air outlet hole is positioned at the both sides of inlet hole relatively in the bilateral symmetry setting of discharge chamber center line; Perhaps, described inlet hole is positioned at the both sides of air outlet hole relatively in the bilateral symmetry setting of suction chamber center line, and described air outlet hole is arranged on the center of discharge chamber, and it is one that quantity is set; The diameter of described inlet hole and air outlet hole is identical with the width of described sealing gasket.So, when amesiality under the effect of sealing gasket 38 at air-flow, hole at a center of this side setting is plugged, the hole of two both sides keeps being communicated with, and be arranged on the hole at a center of this side offside and the hole of two both sides all is communicated with, thereby when having guaranteed that sealing gasket 38 is fitted in a wherein side of air pump end cap 31 or air pump center lid 32, and when being fitted in a wherein side of air pump center 37 or air pump body 10, inlet hole or air outlet hole only have one of them to have air-flow to pass through.
Fig. 8 is the position view that arranges of the suction tude of each cavity of the utility model and steam outlet pipe.As shown in Figure 8, the suction tude 313 of described first cavity and steam outlet pipe 314 are arranged on the air pump end cap 31.And in conjunction with shown in Figure 4, suction tude 313 is communicated with inlet hole 311 on the suction chamber 350, and steam outlet pipe 314 is communicated with air outlet hole 312 on the discharge chamber 360.Suction tude 103 and the steam outlet pipe 104 of described second cavity are arranged on the air pump body 10.
In conjunction with shown in Figure 2, the utility model provides a kind of two-chamber double-action air pump, and with drive unit, that is: motor is 20 power, and by being connected the transmission device on the motor output shaft, piston rod 33 to-and-fro motion realize the air pump course of action.The multiple structural type that can adopt transmission device realizes the transmission to motor power.In the present embodiment, transmission device is crank mechanism.Specifically, crank mechanism comprises upper and lower two eccentric wheels 41 and bent axle 43, described bent axle 43 comprises bent axle body and two axial regions, two axial regions make progress respectively from the left and right two ends of bent axle body, extend downwards, the axial region of bent axle comprises piston rod 33 joints and eccentric wheel joint, piston rod 33 is located on piston rod 33 joints by bearing housing, and the eccentric wheel joint inserts in the eccentric eccentric opening fixing.
In conjunction with Fig. 2 to Fig. 8, the working procedure of the two-chamber double-action air pump that provides in the present embodiment is such:
Motor is rotated further, motor output shaft drives piston rod 33 to left movement, piston rod 33 moves to left by support 34 pulling exterior seal rings 36, the sealing gasket 38 that the pressure reduction that forms promotes between air pump end cap 31 and the air pump center lid 32 moves to left, inlet hole 311 is blocked, air outlet hole 312 is communicated with, and inlet hole 321 and air outlet hole 322 are communicated with, and the first cavity A1 is from steam outlet pipe 314 exhausts of air pump end cap 31.Meanwhile, it is big that the second cavity A2 inner volume becomes, pressure diminishes, the sealing gasket 38 that the pressure reduction that forms drives between air pump center 37 and the air pump body 10 moves to left, the inlet hole of air pump center 37 is communicated with, air outlet hole is blocked, and inlet hole and air outlet hole on 10 all are communicated with, and the second cavity A2 is from suction tude 103 air inlets of air pump body 10.That is to say that in the one-way valve that air pump end cap 31 and air pump center lid 32, air pump center 37 and air pump body 10 form, inlet hole can only air inlet, another air outlet hole can only be given vent to anger, with the degree of vacuum of the interior volume that keeps being evacuated.
Fig. 2 and in conjunction with shown in Figure 8, above-mentioned movement process is that motor rotates a week, first cavity that forms in air pump body one side and the working procedure of second cavity also form first cavity and second cavity with spline structure at air pump body opposite side simultaneously, carry out work in the same way.As shown in Figure 2, when air pump was worked, motor 20 rotated a circle, drove respectively by an air pump flexible glue film to-and-fro motion that is connected with motor once.When half-turn was gone up in the motor rotation, all toward left movement, suction tude 313,800 was plugged the flexible glue film of both sides, and the gas that sucks is from steam outlet pipe 314,600 discharges originally; And the gas in the space that suction tude 103,900 vacuumizes needs is extracted out, and steam outlet pipe 104,700 is plugged.When motor rotated lower branch, all toward right motion, suction tude 103,900 was plugged the flexible glue film of both sides, and the gas that sucks is discharged from steam outlet pipe 104,700 originally; And the gas in the space that suction tude 313,800 vacuumizes needs is extracted out, and steam outlet pipe 314,600 is plugged.Rotate a circle thereby reach motor, finish 4 times and vacuumize motion, turn around with respect to other motors and finish the vacuum pump that vacuumizes motion for 2 times, flow has increased by one times, and efficient is doubled.
Embodiment two
The two-chamber double-action air pump that provides in the present embodiment, basic identical with embodiment one structure, difference is that the structure of transmission device is different with embodiment one.Fig. 9 is the utility model embodiment two eccentric shaft transmission structures schematic representation.As shown in Figure 9, the transmission device of air pump is the eccentric shaft device that is set on the motor output shaft in the present embodiment, and the end of piston rod 33 is set on the eccentric shaft 51.For the eccentric force that balance eccentric shaft 51 produces, on motor output shaft, also be provided with air pump counterweight ring 52 elements such as grade usually in rotation process.
Other technologies feature in the present embodiment can not repeat them here with reference to embodiment one.
Embodiment three
The structure of the two-chamber double-action air pump that present embodiment provides is also basic identical with embodiment one, and both difference is the structure difference of transmission device equally.Figure 10 is the utility model embodiment three eccentric mechanism transmission structures schematic representation.As shown in figure 10, the transmission device of air pump is the eccentric mechanism that links to each other with motor output shaft in the present embodiment, and described eccentric mechanism comprises being fixed on eccentric wheel 61 on the output shaft, and a side surface of eccentric wheel 61 is offered annular spacing groove 611; Piston rod 33 ends of each piston air pump assembly are equipped with roller 331, described roller 331 is embedded in annular spacing groove 611, output shaft drives eccentric wheel 61 and rotates, and described roller 331 circumferencial direction along output shaft in annular spacing groove 611 rolls, and drives piston rod 33 to-and-fro motion.The set-up mode of transmission device in the present embodiment can guarantee that the to-and-fro motion of each piston rod 33 under motor output shaft drives all is positioned on the same plane, can effectively reduce the whole height of air pump, makes its structure compacter.
Other technologies feature in the present embodiment can not repeat them here with reference to embodiment one.
Certainly, in three above-mentioned embodiments, because the structure of transmission device differs from one another, therefore focus on the agent structure feature of transmission device itself is illustrated.For the transmission device that reaches different structure is connected with the stable of other members such as air pump housing, piston rods, also need some conventional mechanical connection parts, carry out adaptability according to the different structure of transmission device among the embodiment adjustment is set, to those skilled in the art, the selection of the mechanical connection part that these are conventional should be expected easily, so this partial content repeats no more.In addition, it is to be noted, groundwork principle of the present utility model is first cavity in the cylinder and second cavity is bled respectively and exhaust work improves the pumping efficiency of air pump, and the air pump in above-described embodiment, one-way valve, driving and drive mechanism etc. can adopt various other structure of the prior art to realize.
As shown in figure 11, the utility model also provides a kind of machine people that cleans the windows, comprise body 8 and be arranged on sucker 11 on the body that described sucker 11 links to each other with above-mentioned two-chamber double-action air pump 13, is that the suction tude of described first cavity and the suction tude of second cavity link to each other with sucker respectively specifically.In machine people's the working procedure that cleans the windows, the motor of air pump rotates a week, two first cavitys that form respectively at air pump body both sides cylinder and second cavity, carry out work in the same way simultaneously, compared with prior art, make throughput increase by one times, working efficiency has also increased by one times.Increased extraction flow greatly, improved vacuum pumping rate, even the situation of gas leakage a little takes place, the machine people that also can not cause cleaning the windows drops from the operation glass surface because degree of vacuum descends immediately.
In sum, two-chamber double-action air pump provided by the utility model, compact structure can increase the flow of vacuum air pump, and the functioning efficiency of vacuum air pump is doubled.Simultaneously, adopt the machine people that cleans the windows of this two-chamber double-action air pump, the working state safety and stability.
Claims (12)
1. two-chamber double-action air pump, comprise cylinder and the drive unit that links to each other with cylinder and piston, drive unit is by the to-and-fro motion in cylinder of actuator drives piston, it is characterized in that: be provided with the Sealing of fixedlying connected with piston rod in the described cylinder, described Sealing is separated into first cavity (A1) and second cavity (A2) with cylinder, first cavity (A1) and second cavity (A2) are respectively equipped with first one-way valve and second one-way valve, piston rod drives in the to-and-fro motion process of Sealing, and described first cavity (A1) and second cavity (A2) are bled and exhaust simultaneously.
2. two-chamber double-action air pump as claimed in claim 1, it is characterized in that, described air pump comprises air pump body (10), described drive unit links to each other with air pump body (10), two described cylinder seals are arranged on the both sides of air pump body (10), described cylinder comprises the air pump end cap (31) that ecto-entad is tightly connected successively, air pump center lid (32) and air pump center (37), air pump center (37) and air pump body (10) are tightly connected, described Sealing is arranged between air pump center (37) and the air pump center lid (32), Sealing and air pump center lid (32) form described first cavity (A1), air pump center lid (32) forms described first one-way valve with air pump end cap (31), flexible glue film and air pump center form described second cavity (A2), and air pump center (37) and air pump body (10) form described second one-way valve.
3. two-chamber double-action air pump as claimed in claim 1 is characterized in that, described Sealing is the flexible glue film, and described flexible glue film is connected with rod seal.
4. two-chamber double-action air pump as claimed in claim 3, it is characterized in that, described flexible glue film comprises support (34) and thin-film member (35), thin-film member (35) is for being arranged on inner seal ring and the exterior seal ring (36) on support (34) both sides, what connect two seal rings is telescopic intermediate portion, inner seal ring and exterior seal ring (36) are fitted with the both sides of air pump center (37) respectively and are sealed, exterior seal ring (36) is fixedlyed connected with support (34), and support (34) is fixedlyed connected with piston rod (33).
5. two-chamber double-action air pump as claimed in claim 2, it is characterized in that, described first one-way valve comprises suction chamber (350) and the discharge chamber (360) that is arranged on the air pump end cap (31), and be arranged on suction chamber (370) and discharge chamber (380) on the air pump center lid (32), after air pump end cap and the butt joint of air pump center lid, both suction chambers and discharge chamber form enclosed space respectively, in each enclosed space, be provided with sealing gasket (38), suction chamber (350,370) be provided with inlet hole (311 in, 321), discharge chamber (360,380) be provided with air outlet hole (312 in, 322), and sealing pad (38) moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, described inlet hole and air outlet hole are symmetrical arranged in the both sides of enclosed space intersection, when sealing gasket (38) was fitted in a wherein side of air pump end cap (31) or air pump center lid (32), inlet hole or air outlet hole only had one of them to have air-flow to pass through;
Described second one-way valve comprises suction chamber and the discharge chamber that is arranged on the air pump center (37), and be arranged on suction chamber and discharge chamber on the air pump body (10), after air pump center (37) and air pump body (10) butt joint, both suction chambers and discharge chamber form enclosed space respectively, in each enclosed space, be provided with sealing gasket (38), be provided with inlet hole in the suction chamber, be provided with air outlet hole in the discharge chamber, and sealing pad (38) moves back and forth in seal space under the air-flow effect of inlet hole and air outlet hole, described inlet hole and air outlet hole are symmetrical arranged in the both sides of enclosed space intersection, when sealing gasket (38) was fitted in a wherein side of air pump center (37) and air pump body (10), inlet hole or air outlet hole only had one of them to have air-flow to pass through.
6. two-chamber double-action air pump as claimed in claim 5 is characterized in that described inlet hole is arranged on the center of suction chamber, and it is one that quantity is set, and described air outlet hole is positioned at the both sides of inlet hole relatively in the bilateral symmetry setting of discharge chamber center line;
Perhaps, described inlet hole is positioned at the both sides of air outlet hole relatively in the bilateral symmetry setting of suction chamber center line, and described air outlet hole is arranged on the center of discharge chamber, and it is one that quantity is set;
The diameter of described inlet hole and air outlet hole is identical with the width of described sealing gasket (37).
7. two-chamber double-action air pump as claimed in claim 2, it is characterized in that, the suction tude of described first cavity (313) and steam outlet pipe (314) are arranged on the air pump end cap (31), and the suction tude of described second cavity (103) and steam outlet pipe (104) are arranged on the air pump body (10).
8. two-chamber double-action air pump as claimed in claim 2 is characterized in that, described transmission device is the eccentric shaft (51) that is set on the output shaft of described drive unit, and the end of piston rod (33) is set on the described eccentric shaft (51).
9. two-chamber double-action air pump as claimed in claim 2 is characterized in that, described transmission device is the crank mechanism that links to each other with described drive unit output shaft.
10. two-chamber double-action air pump as claimed in claim 9, it is characterized in that, described crank mechanism comprises upper and lower eccentric wheel (41) and bent axle (43), described bent axle (43) comprises bent axle body and two axial regions, two axial regions make progress respectively from the left and right two ends of bent axle body, extend downwards, the axial region of bent axle comprises piston rod (33) joint and eccentric wheel joint, piston rod (33) is located on the piston rod joint by bearing housing, and it is interior fixing that the eccentric wheel joint inserts the eccentric opening of eccentric wheel (43).
11. two-chamber double-action air pump as claimed in claim 2, it is characterized in that, described transmission device is the eccentric mechanism that links to each other with described drive unit output shaft, described eccentric mechanism comprises being fixed on eccentric wheel (61) on the output shaft, a side surface of eccentric wheel (61) is offered annular spacing groove (611); The piston rod of each piston air pump assembly (33) end is equipped with roller (331), described roller (331) is embedded in annular spacing groove (611), output shaft drives eccentric wheel (61) and rotates, described roller (331) circumferencial direction along output shaft in annular spacing groove (611) rolls, and drives piston rod (33) to-and-fro motion.
12. machine people that cleans the windows, comprise body and the sucker that is arranged on the body, it is characterized in that, each described two-chamber double-action air pump of described sucker and claim 1-11 links to each other, and the suction tude (103) of the suction tude of described first cavity (313), second cavity links to each other with sucker respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099909 CN203201745U (en) | 2013-03-06 | 2013-03-06 | Double-cavity double-effect air pump and window wiping robot with double-cavity double-effect air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099909 CN203201745U (en) | 2013-03-06 | 2013-03-06 | Double-cavity double-effect air pump and window wiping robot with double-cavity double-effect air pump |
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| Publication Number | Publication Date |
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| CN203201745U true CN203201745U (en) | 2013-09-18 |
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| CN 201320099909 Withdrawn - After Issue CN203201745U (en) | 2013-03-06 | 2013-03-06 | Double-cavity double-effect air pump and window wiping robot with double-cavity double-effect air pump |
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| Country | Link |
|---|---|
| CN (1) | CN203201745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033358A (en) * | 2013-03-06 | 2014-09-10 | 科沃斯机器人科技(苏州)有限公司 | Double-chamber double-acting air pump and glass wiping robot with same |
| WO2015074562A1 (en) * | 2013-11-20 | 2015-05-28 | 苏州科沃斯商用机器人有限公司 | Automatic air release apparatus |
-
2013
- 2013-03-06 CN CN 201320099909 patent/CN203201745U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033358A (en) * | 2013-03-06 | 2014-09-10 | 科沃斯机器人科技(苏州)有限公司 | Double-chamber double-acting air pump and glass wiping robot with same |
| WO2014135098A1 (en) * | 2013-03-06 | 2014-09-12 | 科沃斯机器人科技(苏州)有限公司 | Dual-chamber dual-action air pump and glass-wiping robot having the air pump |
| CN104033358B (en) * | 2013-03-06 | 2016-07-27 | 科沃斯机器人有限公司 | Two-chamber double acting air pump and the glass-cleaning robot with this air pump |
| WO2015074562A1 (en) * | 2013-11-20 | 2015-05-28 | 苏州科沃斯商用机器人有限公司 | Automatic air release apparatus |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130918 Effective date of abandoning: 20160727 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |