CN103563881A

CN103563881A - Powder sprayer

Info

Publication number: CN103563881A
Application number: CN201210261626.9A
Authority: CN
Inventors: 屠旭峰
Original assignee: Zhejiang JM Industry Co Ltd
Current assignee: Zhejiang JM Industry Co Ltd
Priority date: 2012-07-26
Filing date: 2012-07-26
Publication date: 2014-02-12

Abstract

A powder sprayer comprises a bottle body, a pump body, a piston and an elastic element and is characterized in that a hollow delivery pipe is arranged in a piston of the pump body, the upper end of the hollow delivery pipe is communicated with a nozzle of a cap, and the lower end of the delivery pipe is communicated with a middle hole in the pump body. The upper end of a connector is connected with the lower end of the pump body, the connector comprises a powder outlet channel communicated with the delivery pipe, a base used for mixing powder and air flow is arranged at the bottom of the powder outlet channel, and a powder inlet is formed and communicated with a bottle body inner cavity. The connector further comprises an air flow channel, an air inlet of the air flow channel is communicated with a piston cavity, and an air outlet is communicated with the base. A manipulator mechanism is arranged in the bottle body inner cavity and at least comprises a manipulator, and the upper end of the manipulator is connected with the cap or the piston through a transmission mechanism. The powder sprayer has the advantages of being simple in structure, convenient and quick to use and good in powder spraying effect.

Description

Powder sprayer

Technical field

The present invention relates to a kind of sprayer, specifically a kind of dry powder sprayer of the powder ejection that its inside can be contained.

Background technology

Liquid dispenser is a lot of in the market, but for dry powder series products, as talcum powder, prickly-heat powder etc., be all that employing is canned or box-packed, need to use with spoon or face powder head, or on the tank mouth of tank body, be provided with a plurality of apertures for toppling over, during use, by aperture, dry powder applied powder on head.These several modes use all very inconvenient, easily cause because of carelessness dry powder unrestrained, both contaminated environment, cause again waste, therefore, also there is now the sprayer for power-product, as the patent No. Chinese patent < < dry powder pump > > that is 200920119393.2, it includes: a bottle, and bottle intracavity is used for containing powder; One lid, is connected on bottle oral area, and forms plunger shaft; One piston, thus by head cap, drive and can slide up and down to be installed in plunger shaft, form air compressing mechanism; One flexible member, makes piston have reset trend; It is characterized in that: a check valve is arranged in bottle oral area, and the air inlet of check valve is communicated with plunger shaft, and the gas outlet of check valve is communicated with bottle intracavity; The carrier pipe of one hollow, the spout connection on upper end and head cap, and lower end through bottle oral area, extend to bottle at the bottom of vicinity, be communicated with bottle intracavity directly or indirectly.Its stirring mechanism is to adopt gear and gear connecting rod combination, after the rotation by gear is brought the powder in bottle to mix with gas in accommodation seat into, with air-flow by carrier pipe, finally spray from head cap.Adopt this structure easily to make powder and gas mix ejection dry powder pump, but because the rotation of gear is more single, the powder of bottle can not be sprayed to utilization completely, simultaneously because gear is arranged in accommodation seat, occupied certain space, sealing is not outstanding relatively, cause air-flow can not fully blow afloat the powder in accommodation seat, cause decrease in efficiency, and the carrier pipe of hollow has been grown easy distortion service time, dry powder can not be passed through smoothly, therefore structurally need further improvement.

Summary of the invention

Technical problem to be solved by this invention be for the above-mentioned state of the art, provide a kind of simple in structure, convenient to use, effective powder sprayer dusts.

The present invention solves the problems of the technologies described above adopted technical scheme: a kind of powder sprayer, and it includes:

One bottle, with bottle cap, bottle intracavity has contained powder;

One pump housing, is placed in the peristome of bottle, and concave shaped becomes plunger shaft;

One piston, thus by head cap, drive and can slide up and down to spacingly in plunger shaft, form air compressing and air return mechanism;

One flexible member, makes piston remain the trend of reset;

It is characterized in that:

The carrier pipe of one hollow, is arranged in the piston in the pump housing, and upper end is connected with the spout of head cap, and lower end is communicated with the interstitial hole on the pump housing;

A connector, its upper end is connected with the lower end of the pump housing, and include the powder spout communicating with carrier pipe, the bottom of powder spout is provided with the base for mixed-powder and air-flow, base sidepiece has powder inlet and is connected with bottle intracavity, connector also includes gas channel, and the air inlet of gas channel is connected with plunger shaft, and gas outlet communicates with base;

One manipulator mechanism, be arranged on bottle intracavity, at least include a manipulator, expansible, closed the sidepiece that is arranged at connector, the lower end of manipulator and the powder inlet of base sidepiece are coordinated and realize powder allocation, manipulator upper end is connected with head cap or piston by transmission mechanism.

As improvement, described connector adopts overall structure, and powder spout and gas channel are concentrated in a whole connector, or described connector adopts Split type structure, and powder spout and gas channel are distributed in connector branch separately.

As one of concrete scheme, the carrier pipe of described hollow adopts flexible pipe fitting, accordingly, transmission mechanism comprises a push rod, can be inserted in the endoporus of carrier pipe up and downly, upper end is connected with piston or head cap, lower end is placed in the powder spout of connector through the interstitial hole of the pump housing, on push rod, be equipped with a support spring, support spring is supported between the upper end of push rod and the step surface of interstitial hole, make push rod there is the trend of reset, the lower end of push rod is to conflict to coordinate with the manipulator upper end eccentric part in extending to powder spout, and the upper end of manipulator is to be hinged on rotationally connector middle part, and the lower end of back-moving spring is supported on the step surface of powder spout, the upper end of back-moving spring is supported on and makes below the eccentric part of manipulator upper end, make it to have the trend of closed reduction.

As two of concrete scheme, the carrier pipe of described hollow adopts rigid pipe fitting, rigid pipe fitting extends downwardly in the powder spout of connector, rigid pipe fitting and powder spout have slipper seal, and the manipulator upper end eccentric part in making rigid pipe fitting lower end and extending to powder spout is to conflict to coordinate, and the upper end of manipulator is to be hinged on rotationally connector middle part, and the lower end of back-moving spring is supported on the step surface of powder spout, the upper end of back-moving spring is supported on and makes, below the eccentric part of manipulator upper end, to make it to have the trend of closed reduction.

As preferably, described piston impels the stroke that manipulator opens to account in piston total kilometres 40% by push rod, preferably in 30%, again preferably in 20%, the smaller the better in principle, generally need to guarantee the push action of a head cap, making compressed air inject base inner volume is the more than 10 times of powder volume in base, preferably more than 20 times.

Further improve, in described gas channel, be provided with a check valve.

Improve, its structure of described check valve is the valve that spool bottom is set to tapered sleeve shape again, and spool top is the fixed block being shelved on valve seat, forms the breach that air-flow passes through between fixed block.

Preferably, described manipulator has 2, is arranged symmetrically in the both sides of powder spout.

As improvement, described piston lower end is provided with a large air-intake valve plate, large air-intake valve plate has inside and outside 3 layers, internal layer and skin are spacing and are sealed in the inside and outside ring-like groove of piston and can move up and down, and intermediate layer is the elasticity shell-like of taper type, coordinate with piston middle part cone mouth, piston outside portion has return-air groove between the skin of large air-intake valve plate and intermediate layer.

Further improve, described head cap utilizes pivot pin to connect rotationally at nozzle and renovates mouth, and renovating, mouth rotary folding is downward, make to renovate on the protuberance that mouth opening's edge withstands on bottle cap or bottle cap,

Further improve, the rear portion of described head cap molds guiding rib, accordingly, molds the gathering sill of cooperation on bottle cap.

Finally, described bottle is transparent or translucent.

Compared with prior art, the invention has the advantages that: adopt manipulator to carry out powder allocation, make more complete into powder, simple, utilize the powder inlet of manipulator and base sidepiece to coordinate, powder allocation efficiency is high, and sealing property is further improved, and makes air-flow more can blow afloat powder, improve powder delivery efficiency, carrier pipe adopts flexible pipe fitting simultaneously, and is lined with support spring, has not only played reset response, and flexible pipe fitting is not yielding when compression, has guaranteed the smooth and easy of dry powder passage; And rigid pipe fitting carrys out driving device hand; logical powder aperture is large; gas-flow resistance is little; and renovate mouth design, avoid head cap to be pressed by mistake and cause powder to raise outward, guiding rib design protection flexible pipe fitting by unintentional rotation, caused damage; the present invention's knot has structure advantages of simple; convenient to use, the effective feature of dusting, and good seal performance, be difficult for to stop up.

Accompanying drawing explanation

Fig. 1 is one of stereogram of the present invention;

Fig. 2 is two of stereogram of the present invention;

Fig. 3 is one of structure cutaway view of the present invention (head cap upspring state);

Fig. 4 is two (head cap down states) of structure cutaway view of the present invention;

Fig. 5 is three (head cap depressed state) of structure cutaway view of the present invention;

Four (head cap depressed state) of Fig. 6 structure cutaway view of the present invention;

Fig. 7 is STRUCTURE DECOMPOSITION figure of the present invention;

Fig. 8 is one of local structural graph of the present invention;

Fig. 9 is two of local structural graph of the present invention;

Figure 10 is three of local structural graph of the present invention;

Figure 11 is four of local structural graph of the present invention;

Figure 12 is check valve stereogram;

Figure 13 is another structure cutaway view of the present invention;

Figure 14 is another structure cutaway view of the present invention;

Embodiment

Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.

Examples of implementation 1

As shown in Fig. 1-12, a kind of powder sprayer, it includes bottle 1, the pump housing 2, bottle cap 3, head cap 4, piston 5, push rod 6, silicone tube 7, connector 8, manipulator 9 critical pieces such as grade, wherein bottle 1 is hollow, transparent, employing plastics are made, its inner chamber is used for containing dry powder, as prickly-heat powder etc., the upper end of the pump housing 2 is provided with the edge of the turnover coordinating with the bottleneck of bottle 1, the pump housing 2 is placed in the peristome of bottle 1 by edge, between edge and bottleneck, be lined with the gasket seal 10 of O type, bottle cap 3 is threaded connection and is fixed on bottle 1 top, the edge of the pump housing 2 and bottleneck are fixed simultaneously, moulding gathering sill 3.3 on bottle cap 3, the rear portion of head cap 4 molds and coordinates guiding rib 4.1, like this, head cap 4 can only press down in restriction direction, and can not rotate, for using, flexible pipe fitting provides guarantee, see Fig. 2, the top concave shaped of the pump housing 2 becomes plunger shaft 2.1, the size of plunger shaft 2.1 coordinates with piston 5, the top of bottle cap 3 is positioned at the top of plunger shaft 2.1, its inner side forms annular raised line 3.1, the limit mounting of formation to piston 5, prevent that it from departing from plunger shaft 2.1, peg graft and be fixed together in the lower end of the upper end of piston 5 and head cap 4, thereby like this piston 5 by head cap 4 drive can slide up and down to spacing in plunger shaft 2.1, form air compressing mechanism, between piston 5 and the pump housing 2, be supported with a flexible member 11, make piston 5 there is all the time the trend of reset, the lower end of piston 5 is provided with a large air-intake valve plate 12, large air-intake valve plate 12 has inside and outside 3 layers, internal layer and skin are spacing and are sealed in piston, outer ring shaped slot 5.1, in 5.2, also can move up and down, and intermediate layer is the elasticity shell-like of taper type, coordinate with piston middle part cone mouth 5.3, piston 5 outside portions have return-air groove 5.4 between the skin of large air-intake valve plate and intermediate layer, like this, while moving on piston 5, the pump housing 2 inner volumes increase rapidly, pressure reduces rapidly, large air-intake valve plate 12 is shunk because of inner and outer air pressure pressure reduction, between the elasticity shell-like of taper type of large air-intake valve plate 12 and the cone mouth 5.3 of piston 5, produce gap, and because the speed of moving on piston 5 is greater than large air-intake valve plate 12, large air-intake valve plate 12 lags behind and just departs from piston 5, make plunger shaft 2.1 inner by gap and return-air groove 5.4 and extraneous connection, large air-intake valve plate 12 is opened, the pump housing 2 is realized air inlet, when piston 5 moves down, the pump housing 2 inner volumes reduce rapidly, pressure increases rapidly, large air-intake valve plate 12 is expanded because of inner and outer air pressure pressure reduction, make the elasticity shell-like of taper type and the cone mouth of piston 5 5.3 close contacts of large air-intake valve plate 12 realize sealing, realize like this outside air and entered the return-air function in plunger shaft 2.1 by large air-intake valve plate 12, see Fig. 5, certainly the air return mechanism of piston also designs other forms, return-air groove and piston that an evagination is set as the madial wall top at the pump housing 2 coordinate, also can realize and extraneous return-air function, on the pump housing 2, form a newel 2.2 with interstitial hole as cylinder, newel 2.2 is with a stepped hole, a side pump housing 2 at newel 2.2 has a breather pipe 2.3 being connected with plunger shaft 2.1, flexible pipe fitting adopts silicone tube 7, silicone tube 7 is hollow structure, has certain elasticity, and upper end is connected with the spout of head cap 4, lower end is inserted in the interstitial hole of the pump housing 2, offsets fixing with step surface, in the present embodiment, connector 8 is overall structures, connector 8 is provided with the interstitial hole with the pump housing 2, the powder spout 8.1 that the endoporus of silicone tube 7 coaxially communicates and the gas channel corresponding with the breather pipe 2.3 of the pump housing 2 8.2, dock with the lower end sealing of the pump housing 2 by dimensional fits connector 8 upper ends, as powder spout 8.1 and the pump housing 2 joint pin 2.4 socket connections, and be communicated with interstitial hole 2.5, and breather pipe 2.3 socket connections of gas channel 8.2 and the pump housing 2, the bottom of powder spout 8.1 is provided with the base 8.3 for mixed-powder and air-flow, base 8.3 is placed in the bottom of bottle 1, its both sides have powder inlet and bottle 1 intracavity inter-connection, the bottom of gas channel 8.2 is connected with base 8.3, see Fig. 2, 3, at gas channel 8.2, be provided with a check valve 14, this check valve 14 adopts air-intake valve plate, its structure is the valve 14.1 that spool bottom is set to tapered sleeve shape, spool top is the fixed block 14.2 being shelved on valve seat, between fixed block, form the breach 14.3 that air-flow passes through, see Figure 12, the air inlet of check valve 14 is connected with plunger shaft 2.1, gas outlet communicates with base 8.3, push rod 6 head main cross sections are T-shaped, the upper shed edge of its upper end and silicone tube 7 offsets, and and silicone tube 7 between leave the gap that can pass through for dry powder, the lower end of push rod 6 is placed in the powder spout 8.1 of connector 8 through the interstitial hole of the pump housing 2, the driving device hand 9 that slides up and down by push rod 6 is dialled in the dry powder in bottle in base, on push rod 6, be equipped with a support spring 13, support spring 13 is supported between the upper end of push rod 6 and the step surface of the centre bore of the pump housing 3, its outside offsets with the inwall of silicone tube 7, support spring 13 makes silicone tube 7 not yielding when compression, guaranteed the smooth and easy of the interior dry powder passage of silicone tube 7, there is reset response simultaneously, one group of manipulator 9 is two both sides of being located at symmetrically connector 8, left and right, its upper end is disc-shaped structure, lower end is shaped to the hand shape of being convenient to powder allocation, after manipulator 9 is closed, its lower end is corresponding with the powder inlet position on base 8.3, disc-shaped structure center have pivot pin 9.2, its inner middle part be provided with stretch into connector powder spout flange 9.1 as eccentric part, the sidepiece of connector 8 is provided with the opening of flange 9.1 insertions of being convenient to disc-shaped structure and the connecting shaft hole 8.5 corresponding with the pivot pin 9.2 of disc-shaped structure, the upper end of manipulator 9 is extended by flange 9.2 and is inserted in powder spout 8.1, and hinged rotationally with the connecting shaft hole 8.5 of connector 8 by pivot pin 9.2, the position of stretching into corresponding to flange 9.1 on the powder spout 8.1 of Connection Block 8 is provided with a holder 8.4, the powder spout 8.1 of holder 8.4 belows is provided with step surface, the upper end of one spring 15 is arranged on holder 8.4 and the offseting below of flange 9.1, lower end is supported on the step surface of powder passage 8.1, make manipulator 9 there is the trend of closed reduction, see Fig. 3, 5, when manipulator 9 is closed, the V shape gap that two flanges 9.1 insert and conflict and coordinate in the time of just in time can moving down for push rod 6 facing to formation above it, the driving device hand 9 that slides up and down by push rod 6 is dialled in the dry powder in bottle 1 in base 8.3, like this when head cap 4 presses down, piston 5 enters gas channel 8.2 by the supercharging air in plunger shaft 2.1 by breather pipe 2.3, check valve 14 is opened, gas enters the base 8.3 of connector 8, carry out collisional mixing with the interior powder of base 8.3, drive powder to move upward from head cap 4 ejections, in order to make the action of manipulator 9 and the coordination of calming the anger of piston 5, make full use of the compressed air that piston presses down, itself and the interior powder of being dialled in by manipulator 9 of base 8.3 are mixed, rather than flow out by the powder inlet of base, so head cap 4 presses down in process, push rod 6 eccentric part of conflicting all the time makes manipulator 9 open process, piston presses down Stroke Control at 2.2mm, and piston presses down total kilometres design at 17mm, so piston is 14.8mm just starting to press down stroke, compressed air in this trip section plunger shaft is filled with in base 8.3 by gas channel 8.2, because manipulator 9 not yet opens, air-flow can not be leaked outside by the powder inlet of base 8.3, improved air-flow availability, conventionally, the push action of a head cap, making compressed air inject base inner volume is the more than 10 times of powder volume in base, preferably more than 20 times.The nozzle of head cap 4 utilizes pivot pin to connect rotationally and renovates mouth 16, renovate in mouth 16 and have horn mouth, renovating under the downward state of mouth rotary folding, make to renovate on the protuberance 3.2 that mouth 16 opening's edges withstand on bottle cap 3 or bottle cap 3, the present embodiment is to have adopted bulge loop, because renovate mouth 16, conflict on the protuberance 3.2 of bottle cap 3 or bottle cap 3 like this, cause head cap 4 not press down, so the personnel maloperation of avoiding causes powder sprayer to dust, cause powder to fly upward, and when renovating under the spout aligned condition of mouth 16 and head cap 4, just can not conflict on the protuberance 3.2 of bottle cap 3 or bottle cap 3, personnel just can press down head cap 4, make powder sprayer carry out work.

During use, open and renovate mouth 16, press head cap 4, just, start 14.8mm stroke, piston 5 moves downward, and the supercharging air of 2.1 li of the pump housing 2 top plunger shaft, by the breather pipe 2.3 on the pump housing 2, is opened the check valve 14 on connector 8 gas channels 8.2, gas leads to base 8.3, now powder is collided and is mixed in base 8.3 with air, forms air-flow, and powder is by drive process powder spout 8.1, the silicone tube 7 of air-flow, finally, from the shower nozzle ejection of head cap 4, see as 3; Piston 5 moves downward again, in 2.2mm stroke below, the V shape gap that the flange 9.1 of manipulator 9 is inserted in the lower end that drives push rod 6 to move downward push rod 6, conflicts on eccentric part flange 9.1, makes manipulator 9 rotate opened with certain angle, when unclamping head cap 4, piston 5 moves upward, at support spring 13 effect lower push-rods 6, resets, and spring 15 promotion robot 9 closures, powder is dialled in the base 8.3 of connector 8 bottoms, for preparing next time.

Examples of implementation 2

As Figure 13, the carrier pipe of hollow adopts rigid pipe fitting, as plastic tube 7a, rigid pipe fitting extends downwardly in the powder spout 8.1 of connector 8, and rigid pipe fitting and powder spout 8.1 have slipper seal, as driven cannelure at plastic tube 7a outer wall, liner lubricity sealing ring, conflict and coordinate with the manipulator upper end eccentric part in extending to connector in rigid pipe fitting lower end, other and examples of implementation 1 are similar, no longer in-depth explanation.

Examples of implementation 3

As Figure 14, in the present embodiment, connector 8 is Split type structures, and powder spout 8.1 and gas channel 8.2 in connector 8 separate, and is arranged on separately in the branch of connector 8, and other and examples of implementation are similar, no longer in-depth explanation.

Claims

1. a powder sprayer, it includes:

One bottle, with bottle cap, bottle intracavity has contained powder;

One flexible member, makes piston remain the trend of reset;

It is characterized in that:

2. powder sprayer according to claim 1, it is characterized in that described connector adopts overall structure, powder spout and gas channel are concentrated in a whole connector, or, described connector adopts Split type structure, and powder spout and gas channel are distributed in connector branch separately.

3. powder sprayer according to claim 1, the carrier pipe that it is characterized in that described hollow adopts flexible pipe fitting, accordingly, transmission mechanism comprises a push rod, can be inserted in the endoporus of carrier pipe up and downly, upper end is connected with piston or head cap, lower end is placed in the powder spout of connector through the interstitial hole of the pump housing, on push rod, be equipped with a support spring, support spring is supported between the upper end of push rod and the step surface of interstitial hole, make push rod there is the trend of reset, the lower end of push rod is to conflict to coordinate with the manipulator upper end eccentric part in extending to powder spout, and the upper end of manipulator is to be hinged on rotationally connector middle part, and the lower end of back-moving spring is supported on the step surface of powder spout, the upper end of back-moving spring is supported on and makes below the eccentric part of manipulator upper end, make it to have the trend of closed reduction.

4. powder sprayer according to claim 1, the carrier pipe that it is characterized in that described hollow adopts rigid pipe fitting, rigid pipe fitting extends downwardly in the powder spout of connector, rigid pipe fitting and powder spout have slipper seal, and the manipulator upper end eccentric part in making rigid pipe fitting lower end and extending to powder spout is to conflict to coordinate, and the upper end of manipulator is to be hinged on rotationally connector middle part, and the lower end of back-moving spring is supported on the step surface of powder spout, the upper end of back-moving spring is supported on and makes below the eccentric part of manipulator upper end, make it to have the trend of closed reduction.

5. according to the powder sprayer described in claim 3 or 4, it is characterized in that described piston impels the stroke that manipulator opens to account in piston total kilometres 40% by push rod.

6. powder sprayer according to claim 1, is characterized in that being provided with a check valve in described gas channel.

7. powder sprayer according to claim 6, is characterized in that described its structure of check valve is the valve that spool bottom is set to tapered sleeve shape, and spool top is the fixed block being shelved on valve seat, forms the breach that air-flow passes through between fixed block.

8. powder sprayer according to claim 1, is characterized in that described manipulator has 2, is arranged symmetrically in the both sides of powder spout.

9. powder sprayer according to claim 1, it is characterized in that described piston lower end is provided with a large air-intake valve plate, large air-intake valve plate has inside and outside 3 layers, internal layer and skin are spacing and are sealed in the inside and outside ring-like groove of piston and can move up and down, and intermediate layer is the elasticity shell-like of taper type, coordinate with piston middle part cone mouth, piston outside portion has return-air groove between the skin of large air-intake valve plate and intermediate layer.

10. according to the powder sprayer described in claim 1～9 any one claim, it is characterized in that described head cap utilizes pivot pin to connect rotationally at nozzle and renovates mouth, renovating the downward state of mouth rotary folding, making to renovate on the protuberance that mouth opening's edge withstands on bottle cap or bottle cap.

11. according to the powder sprayer described in claim 1～9 any one claim, it is characterized in that the rear portion of described head cap molds guiding rib, accordingly, molds the gathering sill of cooperation on bottle cap.

12. according to the powder sprayer described in claim 1～9 any one claim, it is characterized in that described bottle is transparent or translucent.