CN202697535U

CN202697535U - Powder sprayer

Info

Publication number: CN202697535U
Application number: CN 201220364691
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: 2013-01-30
Anticipated expiration: 2022-07-26

Abstract

The utility model relates to a powder sprayer, which comprises a bottle body, a pump body, a piston and an elastic element. The powder sprayer is characterized in that a hollow conveying pipe is arranged in the piston of the pump body; the upper end of the hollow conveying pipe is communicated with a spray nozzle of a head cap, and the lower end of the hollow conveying pipe is communicated with an intermediate hole in the pump body; the upper end of a connector is connected with the lower end of the pump body, and the connector comprises a powder outlet channel which is communicated with the conveying pipe and an airflow channel; a base for mixing powder and airflow is arranged at the bottom of the powder outlet channel; a powder inlet is formed in the base and is communicated with an inner cavity of the bottle body; an air inlet of the airflow channel is communicated with a piston cavity, and an air outlet of the airflow channel is communicated with the base; a manipulator mechanism is arranged in the inner cavity of the bottom body and at least comprises a manipulator; and the upper end of the manipulator is connected with the head cap or the piston by a transmission mechanism. The powder sprayer has the characteristics of simple structure, convenience and quickness in use and good powder spraying effect.

Description

Powder sprayer

Technical field

The utility model 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 the dry powder series products as talcum powder, prickly-heat powder etc. all be adopt canned or box-packed, need to use with spoon or face powder head, perhaps the tank mouth at tank body is provided with a plurality of apertures be used to toppling over, during use by aperture with on the dry powder face powder head.These several modes use all very inconvenient, easily cause because of carelessness dry powder unrestrained, both contaminated environment, cause again waste, therefore, also having occurred being used for the sprayer of power-product now, is 200920119393.2 Chinese patent " a kind of dry powder pump " such as the patent No., it includes: a bottle, bottle intracavity are used for containing powder; One lid is connected on the bottle oral area, and forms plunger shaft; One piston, thus can be slided up and down to be installed in the plunger shaft by the head cap drive, form air compressing mechanism; One flexible member makes piston have the trend of resetting; It is characterized in that: a check valve is arranged in the 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 the head cap, and the lower end pass the bottle oral area and extend to bottle at the bottom of the vicinity, be communicated with bottle intracavity directly or indirectly.Its stirring mechanism is to adopt gear and gear connecting rod combination, and the rotation by gear brings in the accommodation seat powder in the bottle with after gas mixes into, passes through carrier pipe, sprays from head cap at last with air-flow.Adopt this structure easily to make powder and gas mix the ejection dry powder pump, but because the rotation of gear is more single, the powder of bottle can not be sprayed utilization fully, be installed in the accommodation seat owing to gear simultaneously, occupied certain space, sealing is not outstanding relatively, cause air-flow can not fully blow afloat the interior powder of accommodation seat, cause decrease in efficiency, and the carrier pipe of hollow has been grown easy distortion service time, so that dry powder can not pass through smoothly, therefore structurally be still waiting further improvement.

The utility model content

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

The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of powder sprayer, and it includes:

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

One pump housing places the peristome of bottle, and concave shaped becomes plunger shaft;

One piston can slide up and down to spacingly in plunger shaft thereby driven by head cap, forms air compressing and air return mechanism;

One flexible member, the trend that piston is remained reset;

It is characterized in that:

The carrier pipe of one hollow is arranged in the piston in the pump housing, and the upper end is connected with the spout of head cap, and the lower end is communicated with 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 that communicates with carrier pipe, the bottom of powder spout is provided with the base for mixed-powder and air-flow, the 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 the gas outlet communicates with base;

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

As improvement, described connector adopts overall structure, and powder spout and gas channel are concentrated in the whole connector, and perhaps, described connector adopts Split type structure, and powder spout and gas channel are distributed in the 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, the upper end is connected with piston or head cap, the interstitial hole that the pump housing is passed in the lower end places in the powder spout of connector, be equipped with a support spring on the push rod, support spring is supported between the step surface of the upper end of push rod and interstitial hole, the trend that push rod is had reset, the lower end of the push rod manipulator upper end eccentric part interior with extending to powder spout is to conflict to cooperate, and the upper end of manipulator is to be hinged on rotationally the 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, makes 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 cooperate, and the upper end of manipulator is to be hinged on rotationally the 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, makes it to have the trend of closed reduction.

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

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

Improve, its structure of described check valve is the valve that the spool bottom is set to tapered sleeve shape again, and spool top is the fixed block that is shelved on the valve seat, forms the breach that air-flow passes through between the 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 the intermediate layer is the elasticity shell-like of taper type, cooperate with piston middle part cone mouth, the piston outside portion has the 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 the mouth rotary folding is downward renovating, make to renovate on the protuberance that the 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 at bottle cap.

At last, described bottle is transparent or translucent.

Compared with prior art, the utility model has the advantage of: adopt manipulator to carry out powder allocation, so that it is more complete, simple to advance powder, utilize the powder inlet of manipulator and base sidepiece to cooperate, powder allocation efficient is high, and sealing property is further improved, and makes air-flow more can blow afloat powder, improve powder delivery efficient, 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 comes the 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, the guiding rib design protection flexible pipe fitting caused damage by unintentional rotation; the utility model knot has the structure advantages of simple; convenient to use, the effective characteristics of dusting, and good seal performance, be difficult for to stop up.

Description of drawings

Fig. 1 is one of stereogram of the present utility model;

Fig. 2 is two of stereogram of the present utility model;

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

Fig. 4 is two (head caps upspring state) of structure cutaway view of the present utility model;

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

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

Fig. 7 is STRUCTURE DECOMPOSITION figure of the present utility model;

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

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

Figure 10 is three of local structural graph of the present utility model;

Figure 11 is four of local structural graph of the present utility model;

Figure 12 is the check valve stereogram;

Figure 13 is another structure cutaway view of the present utility model;

Figure 14 is another structure cutaway view of the present utility model;

Embodiment

Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.

Examples of implementation 1

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, the employing plastics are made, its inner chamber is used for containing dry powder, such as prickly-heat powder etc., the upper end of the pump housing 2 is provided with the edge of the turnover that cooperates with the bottleneck of bottle 1, the pump housing 2 places the peristome of bottle 1 by the 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, edge and bottleneck with the pump housing 2 is fixed simultaneously, moulding gathering sill 3.3 on the bottle cap 3, the rear portion of head cap 4 molds and cooperates guiding rib 4.1, like this, head cap 4 can only press down in the 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 cooperates with piston 5, the top of bottle cap 3 is positioned at the top of plunger shaft 2.1, its inboard forms the raised line 3.1 of annular, formation is to the limit mounting of piston 5, prevent that it breaks away 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 piston 5 can slide up and down to spacing in plunger shaft 2.1 by head cap 4 drives like this, form air compressing mechanism, between piston 5 and the pump housing 2, be supported with a flexible member 11, make piston 5 have all the time the trend that resets, 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 the piston, outer ring shaped slot 5.1,5.2 interior and can move up and down, and the intermediate layer is the elasticity shell-like of taper type, cooperate 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, when moving on the 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, produce the gap between the elasticity shell-like of the taper type of large air-intake valve plate 12 and the cone mouth 5.3 of piston 5, and because the speed of moving on the piston 5 is greater than large air-intake valve plate 12, large air-intake valve plate 12 lags behind and just breaks away from piston 5, make plunger shaft 2.1 inside by gap and return-air groove 5.4 and extraneous the 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 of large air-intake valve plate 12 and cone mouth 5.3 close contacts of piston 5 realize sealing, realized that like this outside air enters 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 such as the madial wall top at the pump housing 2 cooperate, and also can realize the return-air function with the external world; Form on the pump housing 2 one with the newel 2.2 of interstitial hole as cylinder, newel 2.2 is with a stepped hole, side pump housing 2 at newel 2.2 has a breather pipe 2.3 that is connected with plunger shaft 2.1, flexible pipe fitting adopts silicone tube 7, silicone tube 7 is hollow structure, has certain elasticity, and the upper end is connected with the spout of head cap 4, the lower end is inserted in the interstitial hole of the pump housing 2, offsets fixing with step surface; Connector 8 is overall structures in the present embodiment, connector 8 is provided with the interstitial hole with the pump housing 2, the coaxial powder spout that communicates 8.1 of the endoporus of silicone tube 7 and the gas channel 8.2 corresponding with the breather pipe 2.3 of the pump housing 2, dock with the lower end sealing of the pump housing 2 by dimensional fits connector 8 upper ends, such as powder spout 8.1 and 2.4 socket connections of the pump housing 2 joint pins, 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 places the bottom of bottle 1, its both sides have powder inlet and bottle 1 intracavity inter-connection, the bottom of gas channel 8.2 links to each other with base 8.3, see Fig. 2,3, be provided with a check valve 14 at gas channel 8.2, this check valve 14 adopts air-intake valve plate, its structure is the valve 14.1 that the spool bottom is set to tapered sleeve shape, spool top is the fixed block 14.2 that is shelved on the valve seat, form the breach 14.3 that air-flow passes through between the fixed block, see Figure 12, the air inlet of check valve 14 is connected with plunger shaft 2.1, and the gas outlet communicates with base 8.3; Push rod 6 head main cross sections are T-shaped, its upper end offsets with the upper shed edge of silicone tube 7, and and silicone tube 7 between leave the gap that can pass through for dry powder, the interstitial hole that the pump housing 2 is passed in the lower end of push rod 6 is placed in the powder spout 8.1 of connector 8, the driving device hand 9 that slides up and down by push rod 6 is dialled in the dry powder in the bottle in the base, be equipped with a support spring 13 at push rod 6, support spring 13 is supported between the step surface of centre bore of the upper end of push rod 6 and the pump housing 3, its outside offsets with the inwall of silicone tube 7, support spring 13 is so that silicone tube 7 is not yielding when compression, guarantee the smooth and easy of silicone tube 7 interior dry powder passages, had simultaneously reset response; Two both sides of being located at symmetrically connector 8 about one group of manipulator 9 is, its upper end is disc-shaped structure, the lower end is shaped to the hand shape of being convenient to powder allocation, manipulator 9 closed rear its lower ends are corresponding with the powder inlet position on the base 8.3, disc-shaped structure the center have pivot pin 9.2, its inner middle part be provided with stretch into the connector powder spout flange 9.1 as eccentric part, the sidepiece of connector 8 is provided with opening that the flange 9.1 of being convenient to disc-shaped structure inserts 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 the 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 the holder 8.4 and offsets below flange 9.1, the lower end is supported on the step surface of powder passage 8.1, make manipulator 9 have the trend of closed reduction, see Fig. 3,5, when manipulator 9 closure, two flanges 9.1 are just in time facing to forming the V shape gap of inserting and conflicting and cooperate in the time of can moving down for push rod 6 above it, the driving device hand 9 that slides up and down by push rod 6 is dialled in the dry powder in the bottle 1 in the base 8.4, like this when head cap 4 presses down, piston 5 enters gas channel 8.2 with the supercharging air in the 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 base 8.4 interior powder, drive powder and move upward from head cap 4 ejections; For the action that makes manipulator 9 and the coordination of calming the anger of piston 5, take full advantage of the compressed air that piston presses down, itself and the base 8.3 interior powder of being dialled in by manipulator 9 are mixed, rather than the powder inlet that passes through base flows out, so head cap 4 presses down in the 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 the total kilometres design at 17mm, so piston is 14.8mm just beginning to press down stroke, compressed air in this trip section plunger shaft is filled with in the 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 the air-flow availability, usually, the push action of a head cap, making compressed air inject the base inner volume is more than 10 times of powder volume in the base, preferably more than 20 times.The nozzle of head cap 4 utilizes pivot pin to connect rotationally and renovates mouth 16, renovate in the mouth 16 and have horn mouth, renovating under the downward state of mouth rotary folding, make and 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, conflict on the protuberance 3.2 of bottle cap 3 or bottle cap 3 because renovate mouth 16 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, begin the 14.8mm stroke just, 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, powder was collided in base 8.3 with air and was mixed this moment, formed air-flow, and powder is by drive process powder spout 8.1, the silicone tube 7 of air-flow, from the shower nozzle ejection of head cap 4, see such as 3 at last; Piston 5 moves downward again, in the 2.2mm of back stroke, drive the V shape gap that the flange 9.1 of manipulator 9 is inserted in lower end that push rod 6 moves downward push rod 6, conflict on eccentric part flange 9.1, so that manipulator 9 rotates opened with certain angle, when unclamping head cap 4, piston 5 moves upward, and resets spring 15 promotion robots 9 closures at support spring 13 effect lower push-rods 6, powder is dialled in the base 8.3 of connector 8 bottoms, for preparing next time.

Examples of implementation 2

Such as Figure 13, the carrier pipe of hollow adopts rigid pipe fitting, such 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 driving cannelure at plastic tube 7a outer wall, liner lubricity sealing ring, conflict and cooperate with extending to manipulator upper end eccentric part in the connector in rigid pipe fitting lower end, other and examples of implementation 1 are similar, no longer in-depth explanation.

Examples of implementation 3

Such as Figure 14, connector 8 is Split type structures in the present embodiment, and powder spout 8.1 and gas channel 8.2 in the 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. powder sprayer, it includes:

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

One flexible member, the trend that piston is remained 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 the whole connector, perhaps, described connector adopts Split type structure, and powder spout and gas channel are distributed in the 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, the upper end is connected with piston or head cap, the interstitial hole that the pump housing is passed in the lower end places in the powder spout of connector, be equipped with a support spring on the push rod, support spring is supported between the step surface of the upper end of push rod and interstitial hole, the trend that push rod is had reset, the lower end of the push rod manipulator upper end eccentric part interior with extending to powder spout is to conflict to cooperate, and the upper end of manipulator is to be hinged on rotationally the 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, makes 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 cooperate, and the upper end of manipulator is to be hinged on rotationally the 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, makes it to have the trend of closed reduction.

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

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

7. powder sprayer according to claim 6 is characterized in that its structure of described check valve is the valve that the spool bottom is set to tapered sleeve shape, and spool top is the fixed block that is shelved on the valve seat, forms the breach that air-flow passes through between the 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 the intermediate layer is the elasticity shell-like of taper type, cooperate with piston middle part cone mouth, the piston outside portion has the return-air groove between the skin of large air-intake valve plate and intermediate layer.

10. the described powder sprayer of any one claim according to claim 1～9, 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 and renovate on the protuberance that the mouth opening's edge withstands on bottle cap or bottle cap

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

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