CN2384687Y

CN2384687Y - Gear type high pressure sprayer

Info

Publication number: CN2384687Y
Application number: CN 99234890
Authority: CN
Inventors: 宫印保
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-08-19
Filing date: 1999-08-19
Publication date: 2000-06-28
Anticipated expiration: 2009-08-19

Abstract

The utility model relates to a spray device for spraying fluid bodies, particularly a gear type high-pressure sprayer which can orderly suck in, pressurize, atomize and spray the fluid bodies. The utility model is mainly composed of an upper machine base and a lower machine base, wherein a rocker arm gear with a rocker arm and a columnar rack engaged with the rocker arm gear with the rocker arm can be installed in the upper machine base, and a piston cylinder, a transfusion valve, a reversing valve, etc. can be installed in the lower machine base. The utility model has the characteristics of small volume, light weight, far shot, good atomization effect, labor and pesticide saving, compact structure, durability, etc., and can be used for preventing and curing plant diseases and insect pests of crops of orchards, tea gardens, trees, etc. and can also be used for spraying and cleaning warehouses, epidemic prevention stations, buildings, etc.

Description

The gear type high-pressure sprayer

The utility model relates to the sprayer unit that a kind of spray fluid is used, particularly a kind of gear type high-pressure sprayer that fluid can be sucked in it and pressurize, go the atomizing ejection.

In existing technical scheme, no matter be land wheel pressure lever type or pedal plate type high-pressure sprayer, all because of its volume is big, atomizing effect is poor, require great effort when using even need two people's application of forces to operate, and then its application is restricted.

The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, and provide a kind of by the hand-operated rocker arm gear, drive with the tooth bar of its engagement and then promote the moving of piston cylinder inner carrier, fluid is sucked back pressurization, the gear type high-pressure sprayer that sprays of atomizing again.

The solution that realizes the utility model purpose is: the gear type high-pressure sprayer that is provided, comprise a upper frame and a lower support, its special character is: described upper frame is a rectangular-shaped hollow cavity, its middle part, upper surface is along a left side, right is provided with a rectangle gear grooved that communicates with its inner chamber, before its gear grooved middle part, the back along last be provided with relatively vertical with its upper surface, be arranged with the through hole of the screw rod of can packing on it, and two fork-shaped bearings that riser constituted that are parallel to each other, screw rod in its fork-shaped bearing in cooperating its through hole of insertion is equipped with a rocker gear that radially is provided with a shaft-like rocking arm, all teeth of its rocker gear can insert its inner chamber through described gear grooved, and can rotate around described screw rod, its left side, the center of right side wall is provided with the through hole that a cylindricality tooth bar can be installed movingly respectively relatively, midline on its hollow cavity inner bottom surface is along a left side, right two ends symmetry is respectively equipped with a ball groove, described cylindricality tooth bar is one can be along a through hole left side on the described upper frame sidewall, the shaft-like cylinder that moves right, its axis is vertical mutually with the axis that described rocker gear is installed screw rod, middle part, its upper surface along axis direction be provided with one group can with the driving cog of described rocker gear engagement, its middle part, lower surface also is provided with a ball groove along axis direction, be provided with one group of rotary ball between the ball groove of its ball groove and described upper frame bottom surface inwall, the bottom surface of described upper frame is fixedly installed on the lower support through one group of securing member, described lower support is that its first half is a cuboid, Lower Half is the tower shape solid of taper cuboid, its upper surface is fixedly linked through the bottom surface of securing member and described upper frame, its left side, top, but right both sides are arranged with the cylinder hole that piston cylinder is installed in a stationary fit respectively, the central axis in two cylinder hole is a straight line, and it is parallel with the axis of described cylindricality tooth bar, and be on the same vertical plane, before its top, back both sides are arranged with one respectively can cooperate the valve opening that fluid-delivery valve is installed, be respectively equipped with a left through hole and a right through hole that communicates with described cylinder hole in its valve opening, between its two valve opening along before, the rear is provided with a commutation valve opening that reversal valve can be installed movingly to coaxial line, the axis line of its two valve opening is vertical mutually with axis line between the described two cylinder holes, and be on the same horizontal plane, the taper cuboid of its Lower Half is that a lower end is uncovered, the hollow cavity that is sealedly and fixedly connected with securing member and sealing gasket through end cap, in its hollow cavity is the high pressure reservoir compartment, the center of its high pressure reservoir compartment upper surface is provided with a pressure hole that communicates with described commutation valve opening vertically upward, its preceding lateral wall is provided with a high crimping mouth that communicates with described high pressure reservoir compartment, a described left side, in the right cylinder hole respectively stationary fit a piston cylinder is housed, described piston cylinder is a hollow uncovered cavity at the bottom of the cylindric band, its left side, right two cavitys are corresponding through its bottom respectively to communicate with described left through hole and right through hole, its inner chamber is also installed a piston that is provided with piston rod movingly, its outer end open-mouth is provided with the piston cap that connects through securing member, the center of its piston cap is provided with the through hole that described piston rod outer end can be stretched out outside its chamber, the external end head of the external end head of its piston rod and described cylindricality tooth bar is fixedly linked by connecting rod through securing member respectively, before described, cooperate respectively in the back valve opening fluid-delivery valve is housed, and before described lower support, having the valve ending cover that feed liquor connects mouth on the rear wall installs fastening with securing member, described fluid-delivery valve is one can be by housing, the cylinder that inner casing and steel ball constitute, its inner casing is a hollow cavity and places in the described housing, the outer end of its inner casing inner chamber can connect mouth with described feed liquor and communicate, the inner communicates with described piston cylinder and commutation valve opening respectively through mesh, its centre be one can be provided with within it one can before, the poroid steel ball chamber of the steel ball that rolls in the back, a reversal valve is housed in the described commutation valve opening movingly, described reversal valve be one can be in described commutation valve opening before, the cylinder that slides in the back.

Accompanying drawing has been described a preferred embodiment of the present utility model.

Fig. 1 is the structure principle chart of the utility model embodiment.

Fig. 2 is the A-A profile of the utility model embodiment Fig. 1.

Below in conjunction with accompanying drawing content of the present utility model is described in detail.

Referring to Fig. 1, Fig. 2 knows: the utility model comprises a upper frame 10 and a lower support 16, described upper frame 10 is a rectangular-shaped hollow cavity, its middle part, upper surface is along a left side, right is provided with a rectangle gear grooved 11 that communicates with its inner chamber, before its gear grooved 11 middle parts, the back along last be provided with relatively vertical with its upper surface, be arranged with the through hole of the screw rod 15 of can packing on it, and two fork-shaped bearings 14 that riser constituted that are parallel to each other, screw rod 15 in its fork-shaped bearing 14 in cooperating its through hole of insertion is equipped with a rocker gear 12 that radially is provided with a shaft-like rocking arm 13, all teeth of its rocker gear 12 can insert its inner chamber through described gear grooved 11, and can rotate around described screw rod 15, its left side, the center of right side wall is provided with the through hole that a cylindricality tooth bar 6 can be installed movingly respectively relatively, midline on its hollow cavity inner bottom surface is along a left side, right two ends symmetry is respectively equipped with a ball groove 7, described cylindricality tooth bar 6 is one can be along a through hole left side on described upper frame 10 sidewalls, the shaft-like cylinder that moves right, its axis is vertical mutually with the axis that described rocker gear 12 is installed screw rod 15, middle part, its upper surface along axis direction be provided with one group can with the driving cog 9 of described rocker gear 12 engagements, its middle part, lower surface also is provided with a ball groove 7 along axis direction, be provided with one group of rotary ball 8 between the ball groove 7 of its ball groove 7 and described upper frame 10 bottom surface inwalls, the bottom surface of described upper frame 10 is fixedly installed on the lower support 16 through one group of securing member, described lower support 16 is that its first half is a cuboid, Lower Half is the tower shape solid of taper cuboid, fixedly connected with the bottom surface of described upper frame 10 through securing member in its upper surface, its left side, top, but right both sides are arranged with the cylinder hole that piston cylinder 4 is installed in a stationary fit respectively, the central axis in two cylinder hole is a straight line, and it is parallel with the axis of described cylindricality tooth bar 6, and be on the same vertical plane, before its top, back both sides are arranged with one respectively can cooperate the valve opening that fluid-delivery valve 26 is installed, be respectively equipped with a left through hole 25 and a right through hole 35 that communicates with described cylinder hole in its valve opening, between its two valve opening along before, the rear is provided with a commutation valve opening 34 that reversal valve 17 can be installed movingly to coaxial line, the axis line of its two valve opening is vertical mutually with axis line between the described two cylinder holes, and be on the same horizontal plane, the taper cuboid of its Lower Half is that a lower end is uncovered, the hollow cavity that is sealedly and fixedly connected through end cap 24 usefulness securing members and sealing gasket 23, in its hollow cavity is high pressure reservoir compartment 22, the center of its high pressure reservoir compartment 22 upper surfaces is provided with a pressure hole 20 that communicates with described commutation valve opening 34 vertically upward, its preceding lateral wall is provided with a high crimping mouth 21 that communicates with described high pressure reservoir compartment 22, a described left side, in the right cylinder hole respectively stationary fit a piston cylinder 4 is housed, described piston cylinder 4 is a hollow uncovered cavity at the bottom of the cylindric band, its left side, right two cavitys are corresponding through its bottom respectively to communicate with described left through hole 25 and right through hole 35, its inner chamber is also installed a piston 5 that is provided with piston rod 2 movingly, its outer end open-mouth is provided with the piston cap 3 that connects through securing member, the center of its piston cap 3 is provided with the through hole that described piston rod 2 outer ends can be stretched out outside its chamber, the external end head of the external end head of its piston rod 2 and described cylindricality tooth bar 6 is fixedly linked by connecting rod 1 through securing member respectively, before described, cooperate respectively in the back valve opening fluid-delivery valve 26 is housed, and before described lower support 16, having the valve ending cover 18 usefulness securing members that feed liquor connects mouth 19 on the rear wall installs fastening, described fluid-delivery valve 26 is one can be by housing 27, the cylinder that inner casing 30 and steel ball 28 (or 36) constitute, its inner casing 30 is a hollow cavity and places in the described housing 27, the outer end of its inner casing 30 inner chambers can connect mouth 19 with described feed liquor and communicate, the inner communicates with described piston cylinder 4 and commutation valve opening 34 respectively through mesh 32, its centre be one can be provided with within it one can before, the poroid steel ball chamber 31 of the steel ball 28 (or 36) that rolls in the back, a reversal valve 17 is housed in the described commutation valve opening 34 movingly, described reversal valve 17 be one can be in described commutation valve opening 34 before, the cylinder that slides in the back.

The utility model embodiment operation principle is as follows: be example to spray insecticide to fruit tree, earlier the soup for preparing placed in the container, be sealedly attached to lower support 16 forward and backward feed liquors respectively with flexible pipe and connect on the mouth 19, its another termination is placed in the medical liquid container; Another termination that again an end is connected with the flexible pipe of high-pressure spray gun is sealedly attached on the high crimping mouth 21 of lower support 16 preceding side lower parts; Shake rocking arm 13 left with hand; rocking arm 13 drives rocker gears 12 and rotates around screw rod 15; the cylindricality tooth bar 6 that rocker gear 12 drives with its engagement moves as straight line; cylindricality tooth bar 6 drives again and it all moves right through the left and right piston rod 2 that connecting rod 1 is fixedly linked to the right, and then drive left and right piston 5 and also move right; At this moment, left piston cylinder 4 is in the high pressure compressed state under the effect of left piston 5, the inner chamber of its pressure fluid-delivery valve 26 after left through hole 25 enters, through steel ball chamber 31, intercommunicating pore 33 and commutation valve opening 34, push back steel ball 28 and reversal valve 17 to two ends respectively, 28 of back steel balls incite somebody to action 29 obstructions of back infusion hole and cut out, soup must not be entered in the fluid-delivery valve 26 of back, simultaneously, reversal valve 17 moves forward in commutation valve opening 34 closes intercommunicating pore 33 obstructions of fluid-delivery valve 26, and pressure hole 20 exposed, the discharge chambe of left piston cylinder 4 is communicated with the high pressure reservoir compartment 22 of lower support 16 bottoms, and then make the high crimping mouth 21 of high pressure soup on its sidewall, spray to fruit tree by flexible pipe and high-pressure spray gun; Owing to this moment right piston cylinder 4 under the effect of moving to right of right piston 5, make in its chamber and be in negative pressure state, communicate with its 29 negative pressure cavities of preceding infusion hole, thereby suck in its negative pressure cavity through the soup of flexible pipe with medical liquid container with right piston cylinder 4 through the preceding fluid-delivery valve 26 of right through hole 35 connections.When shaking rocking arm 13 to the right with hand, the course of work and the said circumstances of the utility model embodiment are just the opposite.So as long as left and right rocking arm 13 that shakes, soup in the medical liquid container just can alternately be inhaled in the piston cylinder 4 through forward and backward infusion hole 29, alternately be pressed into by high pressure in the high pressure reservoir compartment 22 again, from high crimping mouth 21, through flexible pipe and high-pressure spray gun ejection by piston cylinder 4 pressurization backs and through pressure hole 20.

Fluid-delivery valve 26 described in the utility model embodiment can adopt JSF-25 type series of products.

In conjunction with the foregoing description as can be seen, the utility model is compared existing technology and is had following advantage:

1. rational in infrastructure, volume is little, in light weight;

Big, the far firing range of pressure, atomizing well, laborsaving, economize medicine;

3. the employing change-over valve is simple in structure, compact, durable.

The utility model can be widely used in the prevention and control of plant diseases, pest control of crops such as orchard, tea place, trees, also can be used for storing in a warehouse, the spraying and the cleaning of article such as epidemic prevention and building.

Claims

1. gear type high-pressure sprayer, comprise a upper frame (10) and a lower support (16), it is characterized in that: described upper frame (10) is a rectangular-shaped hollow cavity, its middle part, upper surface is along a left side, right is provided with a rectangle gear grooved (11) that communicates with its inner chamber, before its gear grooved (11) middle part, the back along last be provided with relatively vertical with its end face, be arranged with the through hole of screw rod (15) of can packing on it, and two fork-shaped bearings (14) that riser constituted that are parallel to each other, screw rod (15) in its fork-shaped bearing (14) in cooperating its through hole of insertion is equipped with a rocker gear (12) that radially is provided with a shaft-like rocking arm (13), all teeth of its rocker gear (12) can insert its inner chamber through described gear grooved (11), and can rotate around described screw rod (15), its left side, the center of right side wall is provided with the through hole that a cylindricality tooth bar (6) can be installed movingly respectively relatively, the midline of its hollow cavity inner bottom surface is along a left side, right two ends symmetry is respectively equipped with a ball groove (7), described cylindricality tooth bar (6) is one can be along a through hole left side on described upper frame (10) sidewall, the shaft-like cylinder that moves right, its axis is vertical mutually with the axis that described rocker gear (12) is installed screw rod (15), middle part, its upper surface along axis direction be provided with one group can with the driving cog (9) of described rocker gear (12) engagement, its middle part, lower surface also is provided with a ball groove (7) along axis direction, be provided with one group of rotary ball (8) between the ball groove (7) of its ball groove (7) and described upper frame (10) bottom surface inwall, the bottom surface of described upper frame (10) is fixedly installed on the lower support (16) through one group of securing member, described lower support (16) is that its first half is a cuboid, Lower Half is the tower shape solid of taper cuboid, fixedly connected with the bottom surface of described upper frame (10) through securing member in its upper surface, its left side, top, but right both sides are arranged with the cylinder hole that piston cylinder (4) is installed in a stationary fit respectively, the central axis in two cylinder hole is a straight line, and it is parallel with the axis of described cylindricality tooth bar (6), and be on the same vertical plane, before its top, back both sides are arranged with one respectively can cooperate the valve opening that fluid-delivery valve (26) is installed, be respectively equipped with a left through hole (25) that communicates with described cylinder hole and right through hole (35) in its valve opening, between its two valve opening along before, the rear is provided with a commutation valve opening (34) that a reversal valve (17) can be installed movingly to coaxial line, the axis line of its two valve opening is vertical mutually with axis line between the described two cylinder holes, and be on the same horizontal plane, the taper cuboid of its Lower Half is that a lower end is uncovered, the hollow cavity that is sealedly and fixedly connected with securing member and sealing gasket (23) through end cap (24), in its hollow cavity is high pressure reservoir compartment (22), the center of its high pressure reservoir compartment (22) upper surface is provided with a pressure hole (20) that communicates with described commutation valve opening (34) vertically upward, its preceding lateral wall is provided with a high crimping mouth (21) that communicates with described high pressure reservoir compartment (22), a described left side, in the right cylinder hole respectively stationary fit a piston cylinder (4) is housed, before described, cooperate respectively in the back valve opening fluid-delivery valve (26) is housed, and it is preceding through described lower support (16), have valve ending cover (18) that feed liquor connects mouth (19) on the rear wall and install fasteningly with securing member, a reversal valve (17) is housed in the described commutation valve opening (34) movingly.

2, gear type high-pressure sprayer as claimed in claim 1, it is characterized in that: described piston cylinder (4) is a hollow uncovered cavity at the bottom of the cylindric band, its left side, right two cavitys are corresponding through its bottom respectively to communicate with described left through hole (25) and right through hole (35), its inner chamber also is equipped with a piston (5) that is provided with piston rod (2) movingly, its outer end open-mouth is provided with the piston cap (3) that connects through securing member, the center of its piston cap (3) is provided with the through hole that described piston rod (2) outer end can be stretched out outside its chamber, and the external end head of external end head of its piston rod (2) and described cylindricality tooth bar (6) is fixedly linked by connecting rod (1) through securing member respectively.

3, gear type high-pressure sprayer as claimed in claim 1, it is characterized in that: described fluid-delivery valve (26) is a cylinder that can be made of housing (27), inner casing (30) and steel ball (28 or 36), its inner casing (30) is a hollow cavity and places in the described housing (27), the outer end of its inner casing (30) inner chamber can connect mouth (19) with described feed liquor and communicate, inner communicates with the described piston cylinder (4) and the valve opening (34) that commutates respectively through mesh (32), and its centre is one can be provided with the poroid steel ball chamber (31) of the steel ball (28 or 36) of a forward and backward rolling within it.

4, as claim 1 or 2 or 3 described gear type high-pressure sprayers, it is characterized in that: described reversal valve (17) be one can forward and backward slip in described commutation valve opening (34) cylinder.