CN205386512U - High -pressure airless spray painting machine - Google Patents
High -pressure airless spray painting machine Download PDFInfo
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- CN205386512U CN205386512U CN201620090499.4U CN201620090499U CN205386512U CN 205386512 U CN205386512 U CN 205386512U CN 201620090499 U CN201620090499 U CN 201620090499U CN 205386512 U CN205386512 U CN 205386512U
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- commutation
- slide block
- valve seat
- plunger pump
- piston
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Abstract
The utility model relates to a high -pressure airless spray painting machine, including spray gun, plunger pump device, switching -over device, feed arrangement, filter and energy storage ware, plunger pump device lower extreme with feed arrangement connects, plunger pump device upper end with the switching -over device is connected, the plunger pump discharge gate is equipped with the filter, the filter export is equipped with the energy storage ware, the spray gun pass through the hose with energy storage ware exit linkage. The beneficial effects of the utility model are that: effectively reducing the plunger pump pulsation, providing stable high -pressure coating, the spraying is effectual, and the operation process is steady, and the noise is low, and the accessory wearing and tearing are little, and the trouble incidence is low, and work efficiency is high, safe and reliable.
Description
Technical field
This utility model relates to flush coater field, especially a kind of high pressure airless spray equipment.
Background technology
High pressure airless spray equipment is that one utilizes high-pressure plunger pump that coating is pressurized to 3000PSI(210kg/cm), the coating obtaining high pressure is transported to spray gun by high-pressure hose, pressure initiation atomization is discharged, thus form the equipment of the coating of densification at surface of wall via nozzle.Owing to high pressure airless spray equipment work efficiency is high, painting thing few during operation, coated article surface exquisiteness is smooth, and adhesive force is strong, and paint thing loss is few, therefore widely uses in such as building industry, machinery, boats and ships, furniture, automobile and other industries.
High pressure airless spray equipment includes Pneumatic type airless sprayer and electrodynamic type airless sprayer, and owing to Pneumatic type airless sprayer can spray the coating looking for viscosity more, flow is bigger, and therefore Pneumatic type airless sprayer is suitable for more extensive.During the work of existing Pneumatic type airless sprayer, piston up-down is made by changement activity, drive bottom plunger upward and downward simultaneously, carry out absorbing coating pressurization to release, owing to plunger displacement pump significantly moves back and forth repeatedly, the work pulsation of plunger displacement pump is big, the spraying made is unstable, and coated article surface irregularity sprayed by coating, affects spraying effect, and air rammer clashes into slide block when doing motion repeatedly up and down, produce bigger noise, working environment and workmen's health are produced impact and accessory serious wear, need to often repair, increase maintenance cost.
Summary of the invention
For solving the problems referred to above, this utility model provides a kind of pulse little, low noise, high pressure airless spray equipment simple and compact for structure.
Technical scheme described in the utility model is, a kind of high pressure airless spray equipment, including spray gun, plunger pump device, reversing arrangement, feed arrangement, filter, accumulator, described plunger pump device lower end is connected with described feed arrangement, described plunger pump device upper end is connected with described reversing arrangement, described plunger displacement pump discharging opening is provided with and the filter of described plunger displacement pump one, and described filter outlet is provided with accumulator, and described spray gun is connected with the outlet of described accumulator by flexible pipe.
The function of accumulator is mainly storage energy, absorbs hydraulic shock, eliminates pulsation and recover energy, when the instantaneous delivery of plunger displacement pump output is higher than average discharge, coating enters after filter filters and enters described accumulator, accumulator absorbs the coating of unnecessary average discharge, when the instantaneous delivery of plunger displacement pump output is lower than average discharge, described accumulator is got rid of coating and is exported lower than the plunger displacement pump of average discharge to supplement, thus ensureing the offer high pressure coating that plunger displacement pump is stable.
Improving further, described reversing arrangement includes cylinder, piston, ventilation valve seat, commutation slide block, commutation slip ring, reversing bar, holddown spring, back-moving spring；
Described piston is located in described cylinder and described cylinder is divided into epicoele and cavity of resorption, described cylinder head is provided with air inlet, described ventilation valve seat is fixed on described cylinder head, described ventilation valve seat left and right sides wall is transversely provided with three windows, middle window connects with described air inlet, and another two window connects with described cavity of resorption with described epicoele respectively；Described commutation slip ring is respectively arranged on ventilation medial wall, valve seat left and right, and described commutation slide block is located in the middle of two described commutation slip rings, is fixed by holddown spring between described commutation slide block and described commutation slip ring；Fixed by inwall after back-moving spring and described ventilation valve seat on rear side of described commutation slide block；
Described piston includes main piston and be fixed on the hollow piston rod at main piston center, and described reversing bar is located in described piston rod, described reversing bar upper end and described commutation shoe contact, and described reversing bar can promote described slide block to move forward and backward.
Improve further, described slide block upper and lower sidewall is provided with groove, location spring it is provided with in described groove, described location spring at front end is provided with positioning roller, being respectively equipped with the locating slot of former and later two symmetries inside the described upper and lower wall of ventilation valve seat, described ventilation slide block moves between the thresholding that described locating slot sets.
Improve further, it is preferred that described commutation slide block is wedge shape, it is possible to movable shape can be promoted by reversing bar for any one.
Improve further, below described reversing bar, be set with commutation spring.
The beneficial effects of the utility model are: effectively reducing plunger displacement pump pulsation, it is provided that stable high pressure coating, spraying effect is good, and running is steady, and noise is low, and accessory abrasion is little, and rate of breakdown is low, and work efficiency is high, safe and reliable.
Accompanying drawing explanation
In order to make content of the present utility model be easier to be clearly understood, below according to specific embodiment and in conjunction with accompanying drawing, this utility model is described in further detail.
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model reversing arrangement front cross-sectional schematic diagram.
Fig. 3 is this utility model reversing arrangement left surface generalized section.
Fig. 4 is this utility model ventilation valve seat window side schematic diagram.
Wherein, 1-spray gun, 2-plunger pump device, 3-reversing arrangement, 31-cylinder, 32-piston, 33-takes a breath valve seat, and 34-commutates slide block, and 35-commutates slip ring, 36-reversing bar, 37-holddown spring, 38-back-moving spring, 39-commutates spring, 301-epicoele, 302-cavity of resorption, 303-air inlet, 304-main piston, 305-piston rod, 306-positions spring, 307-positioning roller, 308-locating slot, 309-middle window, 310-left window, the right window of 311-, 4-feed arrangement, 5-accumulator.
Detailed description of the invention
A kind of high pressure airless spray equipment described in the utility model, including spray gun 1, plunger pump device 2, reversing arrangement 3, feed arrangement 4, filter, accumulator 5, described plunger pump device 2 lower end is connected with described feed arrangement 3, described plunger pump device 2 upper end is connected with described reversing arrangement 3, described plunger pump device discharging opening is provided with and the filter of described plunger pump device 2 one, described filter outlet is provided with accumulator 5, and described spray gun 1 is connected with the outlet of described accumulator 5 by flexible pipe.
Described reversing arrangement 3 includes cylinder 31, piston 32, ventilation valve seat 33, commutation slide block 34, commutation slip ring 35, reversing bar 36, holddown spring 37, back-moving spring 38, commutation spring 39；
Described piston 32 is located in described cylinder 31 and described cylinder 31 is divided into epicoele 301 and cavity of resorption 302, described cylinder 31 top is provided with air inlet 303, described ventilation valve seat 33 is fixed on described cylinder 31 top, described ventilation valve seat about 33 sidewall is transversely provided with three windows, middle window 309 connects with described air inlet 303, left window 310 connects with described epicoele 301, and right window 311 connects with described cavity of resorption 302；Described commutation slip ring 35 is respectively arranged on described ventilation valve seat about 33 medial wall, and described commutation slide block 34 is wedge shape, and it is located in the middle of two described commutation slip rings 35, is fixed by holddown spring 37 between described commutation slide block 34 and described commutation slip ring 35；Fixed by inwall after back-moving spring 38 and described ventilation valve seat 33 on rear side of described commutation slide block 34；
Described piston 32 includes main piston 304 and is fixed on the hollow piston rod 305 at main piston center, commutation spring 39 it is set with below described reversing bar 36, described reversing bar 36 and described commutation spring 39 are located in described piston rod 305, described reversing bar 36 upper end contacts with described commutation slide block 34, and described reversing bar 36 can promote described slide block 34 to be moved rearwards by.
Described slide block 34 upper and lower sidewall is provided with groove, location spring 306 it is provided with in described groove, spring 306 front end, described location is provided with positioning roller 307, being respectively equipped with the locating slot 308 of former and later two symmetries on described ventilation valve seat 33 inside lower wall, described commutation slide block 34 moves between the thresholding that described locating slot 308 sets.
Described air enters cylinder from air inlet, piston is promoted to carry out upstroke, reversing bar moves upward, and promotes commutation slide block to be moved rearwards by, and commutation slip ring is moved rearwards by, cover latter two adjacent window, air flowing commutation in two windows, descent of piston, back-moving spring promotes commutation slide block to reset, cover the window that the first two is adjacent, go round and begin again.Piston stroking upward, descending repeatedly moving, drive plunger pump device to move reciprocatingly, coating is sucked after pressurization is filtered by plunger assembly, sends into accumulator, then from the stable coating of spray gun ejection.
The foregoing is only preferred version of the present utility model, be not intended as further restriction of the present utility model, every various equivalence changes utilizing this utility model description and accompanying drawing content to make are all within protection domain of the present utility model.
Claims (5)
1. a high pressure airless spray equipment, it is characterized in that, including spray gun, plunger pump device, reversing arrangement, feed arrangement, filter and accumulator, described plunger pump device lower end is connected with described feed arrangement, described plunger pump device upper end is connected with described reversing arrangement, described plunger displacement pump discharging opening is provided with and the filter of described plunger displacement pump one, and described filter outlet is provided with accumulator, and described spray gun is connected with the outlet of described accumulator by flexible pipe.
2. a kind of high pressure airless spray equipment according to claim 1, it is characterised in that described reversing arrangement includes cylinder, piston, ventilation valve seat, commutation slide block, commutation slip ring, reversing bar, holddown spring, back-moving spring；
Described piston is located in described cylinder and described cylinder is divided into epicoele and cavity of resorption, described cylinder head is provided with air inlet, described ventilation valve seat is fixed on described cylinder head, described ventilation valve seat left and right sides wall is respectively transversely provided with three windows, middle window connects with described air inlet, and another two window connects with described epicoele, cavity of resorption respectively；Described commutation slip ring is respectively arranged on ventilation medial wall, valve seat left and right, and described commutation slide block is located in the middle of two described commutation slip rings, is fixed by holddown spring between described commutation slide block and described commutation slip ring；Fixed by inwall after back-moving spring and described ventilation valve seat on rear side of described commutation slide block；
Described piston includes main piston and be fixed on the hollow piston rod at main piston center, and described reversing bar is located in described piston rod, described reversing bar upper end and described commutation shoe contact, and described reversing bar can promote described slide block to move forward and backward.
3. a kind of high pressure airless spray equipment according to claim 2, it is characterized in that, described commutation slide block upper and lower sidewall is provided with groove, location spring it is provided with in described groove, described location spring at front end is provided with positioning roller, being respectively equipped with the locating slot of former and later two symmetries inside the described upper and lower wall of ventilation valve seat, described ventilation slide block moves between the thresholding that described locating slot sets.
4. a kind of high pressure airless spray equipment according to any one of Claims 2 or 3, it is characterised in that described commutation slide block is wedge shape.
5. a kind of high pressure airless spray equipment according to any one of Claims 2 or 3, it is characterised in that be set with commutation spring below described reversing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090499.4U CN205386512U (en) | 2016-01-29 | 2016-01-29 | High -pressure airless spray painting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090499.4U CN205386512U (en) | 2016-01-29 | 2016-01-29 | High -pressure airless spray painting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205386512U true CN205386512U (en) | 2016-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620090499.4U Active CN205386512U (en) | 2016-01-29 | 2016-01-29 | High -pressure airless spray painting machine |
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| Country | Link |
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| CN (1) | CN205386512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583088A (en) * | 2016-10-31 | 2017-04-26 | 江苏华航威泰机器人科技有限公司 | High-pressure airless spraying device |
| CN110586397A (en) * | 2019-09-19 | 2019-12-20 | 李飞 | Spraying device for high-viscosity paint |
-
2016
- 2016-01-29 CN CN201620090499.4U patent/CN205386512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583088A (en) * | 2016-10-31 | 2017-04-26 | 江苏华航威泰机器人科技有限公司 | High-pressure airless spraying device |
| CN110586397A (en) * | 2019-09-19 | 2019-12-20 | 李飞 | Spraying device for high-viscosity paint |
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| GR01 | Patent grant |