A kind of material of sticky shape infusing device
Technical field
The present invention relates to a kind of hand power tool, particularly relate to a kind of infusing device being applicable to the material of sticky shape such as sealant, grease, liquid food.
Background technology
The infusing device of viscous liquid material is a kind of device conventional in fields such as commercial production, building engineering, clinical treatments, such as in commercial production, building engineering, decorations field for injecting the glue rifle of all kinds of colloid such as sealant, glass cement, for injecting the fluid assistor etc. of liquid food in Stomach in Patients through nasogastric tube in clinical treatment.
Glue rifle conventional at present is generally made up of bracket, handle, ejector pin and trigger piece, tubulose colloid is placed on bracket, pulling trigger piece can drive ejector pin to move forward, and orders about the colloid in tubular wrapping and flows out from the tapered mouth of front end, play the object that colloid is injected.This kind of glue rifle can only be applicable to the colloid of tubular rigid package class, this kind of colloid is all sell after manufacturing enterprise's specialty packaging, and operator cannot be filling voluntarily, and this packing tube single use, cause certain waste of material, improve the cost of glue series products simultaneously.In addition, also the glue rifle being applicable to colloid in bulk is had, this kind of glue rifle is typically provided with one for storing the cylindrical shell of glue, piston is provided with in cylindrical shell, barrel front end is provided with adhesive pouring nozzle, and the cylindrical shell of this glue rifle injecting glue can continuous several times use, but when interval time is longer, the colloid that cylinder inboard wall remains can solidify and cause cylindrical shell cannot continue to use, and is unfavorable for reducing use cost.
Clinically, for comatose state or the patient that can not normally take food, the method of usual employing nasal feeding supplements the necessary energy of health to patient, usually large syringe is adopted to inject liquid food at present, but syringe capacity is still less, often need repeatedly to carry out extracting, injecting, operation comparatively bothers, and it grips inconvenient, effort is compared in operation.Publication number CN201120259010 patent discloses a kind of Novel fluid assistor, and it comprises liquid food storage cylinder, hydraulic press and hydraulic piston, carrys out driven plunger move in storage cylinder by hydraulic press, realizes liquid food and injects; Publication number CN201310280498 patent discloses a kind of electric fluid injection aid, it comprises storage food cylinder, is provided with piston, is provided with gear push rod, motor etc. on rear side of piston in storage food cylinder, motor carrys out driven plunger by gear, gear push rod and moves, and realizes the object that liquid food is injected; Above two kinds of liquid food infusing devices are injected all have larger improvement than being adopted syringe to carry out liquid food in operating mode, but all there is certain deficiency in both, namely liquid food is directly placed in storage food cylinder, and storage food cylinder and relative closure, be not easy to after using carry out clearing up, cleaning, easily leave swill, unhygienic on the one hand, easy breed bacteria, residual liquid food condenses in inner wall part on the other hand, affect piston to move, and cause fluid assistor normally to work.
Summary of the invention
The object of the invention is to a kind of compact conformation, easy to use, long working life, is particularly useful for the infusing device of material of sticky shape in bulk.
For another object of invention is the using method providing above-mentioned material of sticky shape infusing device.
For realizing above-mentioned technical purpose, the present invention realizes by the following technical solutions:
A kind of material of sticky shape infusing device, it comprises:
Housing, it is by cylindrical shell, the end cap combined with barrel front end, form from cylinder back-end to the handle of downward-extension, and be provided with one seat on front side of end cap, be provided with via hole in one seat, cylindrical shell, end cap, one seat, via hole are coaxial;
Material bag, it is socket shape, is positioned in cylindrical shell, and front end is cecum and is provided with discharging gate, and tighten through clip after the bag wall of rear end collects, be provided with intermediate plate on rear side of clip, discharging gate front end is passed from the via hole of one seat;
Ejection bowl, it is positioned at cylindrical shell and buckles the rear side at material bag, and bottom has the centre hole passed for the clip of material bag rear end and intermediate plate, is provided with as it provides the pushing top spring of forward thrust on rear side of it;
Screw material extrusion assembly, it comprises a sleeve pipe, sleeve pipe is fixed on the rear portion in cylindrical shell by bearing, sleeve pipe front portion is provided with flexible axostylus axostyle, both circumferences are relatively fixing, the front end of flexible axostylus axostyle is provided with the geometrical clamp for clamping intermediate plate, and outside of sleeve is provided with one, and coaxial and front side is provided with the fluted disc of the gear teeth with it, and cylinder lateral wall has hand hole in geometrical clamp position;
Trigger piece drives assembly, it comprises a trigger piece, trigger piece is positioned on front side of handle, trigger piece upper end is provided with the axle sleeve with its one, axle sleeve is fixed in cylindrical shell by pivot shaft, is provided with the gear coaxial with it, is provided with one-way driving mechanism between the two outside axle sleeve, this gear is meshed with the fluted disc on sleeve pipe, is provided with reseting shrapnel between trigger piece and housing.
Described pivot shaft is provided support by a bearing, and bearing is fixed in cylindrical shell.
One-way driving mechanism between described axle sleeve and gear is unilateral bearing, and axle sleeve is fixedly connected with the inner ring of unilateral bearing, and the outer ring of unilateral bearing is then fixedly connected with gear.
Described end cap adopts with cylindrical shell and is threaded.
Described material bag is adopted made of plastic, is medical disposable material.
The rotation preventing mechanism that groove and convex key are formed is provided with between the via hole of described one seat and discharging gate.
Described discharging gate front end is provided with plug.
Described sleeve pipe front portion is provided with flexible axostylus axostyle, both relatively fixedly refer to circumference, expansion link is positioned at the tube chamber of sleeve pipe, the tube chamber sidewall of sleeve pipe has and axially parallel keyway, and the rear end of expansion link is provided with the sliding pin large compared with its diameter, sliding pin sidewall is provided with the positioning key coordinated with keyway, and sliding pin only can move axially in tube chamber.
The retracing spring ordering about expansion link and bounce back is provided with between described expansion link and sleeve pipe.
A using method for material of sticky shape infusing device, comprises the steps:
1) get original material bag, closed by discharging gate by plug, material to be injected is inserted its inside from material bag rear end, utilize clip to be tightened material bag rear end after having filled, the material bag after final encapsulation is sausage shape;
2) end cap of barrel front end is taken off, packaged material bag clip end is put into cylindrical shell backwards, end cap is connected on cylindrical shell, finally make material bag between end cap and ejection bowl, and clip and intermediate plate reach the rear of ejection bowl, utilize finger to stretch in the hand hole of cylinder lateral wall, make geometrical clamp intermediate plate firm grip;
3) trigger piece is pulled, geometrical clamp drives material bag rear end to rotate through intermediate plate, and make the bag wall of material bag rear end twist into one, material bag materials inside is squeezed and flows out from discharging gate, namely realize sticky material to inject, the material bag of emptying material can take out by reverse operating.
The present invention has following beneficial effect: it adopts material bag to carry out packing materials, and can carry out filling voluntarily, operation is very easy, is particularly useful for material in bulk, saves into product cost; Material bag is adopted made of plastic, single use, with low cost, convenient and healthy, which obviates material and directly contacts with cylindrical shell, ensure that the service life of material of sticky shape infusing device; It squeezes material by squeese pressure not merely in material process discharging, but the bag wall of material bag rear end is twisted into strand, avoids material and remains in a large number in material bag, ensure that material emptying in material bag, claps thoroughly, the minimizing wasting of resources.In addition, it adopts gun-type to design, good looking appearance, and it is convenient to grip, its reasonable in design, compact, economy and durability; Injecting of all kinds of colloid can be used in industries such as industry, building engineering, decorations, in addition also can injecting for all kinds of liquid food in clinical treatment.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention.
Fig. 2 is the main cutaway view of the present invention.
Fig. 3 is A-A cutaway view Amplified image in Fig. 2.
Fig. 4 is for screwing material extrusion assembly and trigger piece driving assembly top plan view.
Fig. 5 is B-B cutaway view Amplified image in Fig. 4.
Fig. 6 is material bag structural representation.
Fig. 7 is operating diagram of the present invention.
In figure, 1, discharging gate, 2, one seat, 3, end cap, 4, cylindrical shell, 5, ejection bowl, 6, geometrical clamp, 7, flexible axostylus axostyle, 8, handle, 9, trigger piece, 10, sleeve pipe, 11, hand hole, 12, clip, 13, via hole, 14, material bag, 15, intermediate plate, 16, bearing, 17, gear, 18, one-way driving mechanism, 19, bearing, 20, fluted disc, 21, reseting shrapnel, 22, pushing top spring, 23, convex key, 24, groove, 25, retracing spring, 26, sliding pin, 27, pivot shaft, 28, axle sleeve, 29, keyway, 30, positioning key, 31, plug, 32, centre hole.
Detailed description of the invention
Shown in Fig. 1,2, a kind of material of sticky shape infusing device disclosed by the invention, its primarily of housing, material bag 14, ejection bowl 5, screw material extrusion assembly and trigger piece and drive five major parts such as assembly to form.
Shown in Fig. 1,2,7, described housing is made up of cylindrical shell 4, end cap 3 and handle 8; Wherein end cap 3 is positioned at the front end of cylindrical shell 4, both pass through screw thread fit, freely can tear group open, also other connection modes of being convenient to tear open group can be adopted as revolved card, buckle etc. simultaneously, the front side of end cap 3 is provided with an one seat 2, be provided with via hole 13 in one seat 2, cylindrical shell 4, end cap 3, one seat 2 and via hole 13 are coaxial; Described handle 8 is by cylindrical shell 4 rear end to downward-extension, and both form rifle shape, so that operation grips.
Shown in Fig. 2,6,7, described material bag 14 is in socket shape, be positioned in cylindrical shell 4, for holding material to be injected, its front end is cecum and is provided with discharging gate 1, tighten through clip 12 after the bag wall of rear end collects, be provided with intermediate plate 15 on rear side of clip 12, discharging gate 1 front end is passed from the via hole 13 of one seat 2; Described material bag can be adopted made of plastic, and other soft materials also can be adopted to make, and as nonwoven fabrics, it is medical disposable material, and materials inside can be carried out filling in scene, is especially applicable to thickness class material in bulk; Discharging gate 1 front end is provided with plug 31, to prevent before injecting material from discharging gate 1 internal leakage.
Shown in Fig. 2,7, described ejection bowl 5, it is positioned at cylindrical shell 4, buckles the rear side at material bag 14, and bottom has the centre hole 32 passed for the clip 12 of material bag 14 rear end and intermediate plate 15, is provided with as it provides the pushing top spring 22 of forward thrust on rear side of it; Ejection bowl 5 can be the pressure that material bag 14 provides certain, prevents material bag 14 from moving backward, and the material that this pressure can order about material bag 14 inside flows out from discharging gate 1, and can be the circumferential positioning action that material bag 14 provides certain, prevents material bag 14 from rotating.
Shown in Fig. 1,2,4, the described material extrusion assembly that screws comprises a sleeve pipe 10, sleeve pipe 10 is fixed on the rear portion in cylindrical shell 4 by former and later two bearings 16, sleeve pipe 10 front portion is provided with flexible axostylus axostyle 7, both circumferences are relatively fixing, the front end of flexible axostylus axostyle 7 is provided with the geometrical clamp 6 for clamping intermediate plate 15, and coaxial and front side is provided with the fluted disc 20 of the gear teeth with it to be provided with one outside sleeve pipe 10, and cylindrical shell 4 sidewall has hand hole 11 in the position of geometrical clamp 6; It adopts above-mentioned design, when flexible axostylus axostyle 7 rotates, it will order about material bag 14 rear end by geometrical clamp 6, intermediate plate 15 and rotate, and then materials inside can be extruded forward, finally make the bag wall of material bag 14 be twisted into strand shape gradually, reach and avoid material to remain too much object in the wall portion of material bag 14, screw material extrusion assembly for material bag 14 and main pressure is provided, ejection bowl 5 is moved forward by twisting into strand gradually along with material bag 14, realizes good injecting effect; When material bag 14 is tightened, its length axially will certainly shorten, therefore flexible axostylus axostyle 7 is necessary axially carrying out flexible.
Shown in Fig. 1,2,4, described trigger piece drives assembly to comprise a trigger piece 9, trigger piece 9 is positioned at the front side of handle 8, trigger piece 9 upper end is provided with the axle sleeve 28 with its one, axle sleeve 28 is fixed in cylindrical shell 4 by pivot shaft 27, pivot shaft 27 is provided support by a bearing 19, bearing 19 is also fixed in cylindrical shell 4, the gear 17 coaxial with it is provided with outside axle sleeve 28, be provided with one-way driving mechanism 18 between the two, this gear 17 is meshed with the fluted disc 20 on sleeve pipe 10, is provided with reseting shrapnel 21 between trigger piece 9 and housing; After trigger piece drives assembly to adopt said structure, when hand-held handle 8 pulls trigger piece 9, trigger piece 9 propeller shaft sleeve 28 rotates, axle sleeve 28 then driven gear 17 rotates, gear 17 is with active toothed disk 20 to rotate, and fluted disc 20 drive sleeve pipes 10 and flexible axostylus axostyle 7 rotate, owing to being connected by one-way driving mechanism 18 between axle sleeve 28 with gear 17, namely axle sleeve 28 only driven wheel 17 along conter clockwise or cw wherein a constant direction rotate, therefore the rotation direction of flexible axostylus axostyle 7 is also constant; Namely trigger piece drives and always screw material extrusion assembly rotate along a constant direction for driving.
Shown in Fig. 2,4, described one-way driving mechanism 18 is unilateral bearing, axle sleeve 28 is fixedly connected with the inner ring of unilateral bearing, the outer ring of unilateral bearing is then fixedly connected with gear 17, inner ring will drive outer ring synchronous axial system when a direction is rotated, and inner ring does not drive outer ring rotating when other direction rotates; According to this technical requirements, the ratchet structure that bicycle chainwheel adopts is adopted also can.
Shown in Fig. 2,3,6, between the via hole 13 of one seat 2 and discharging gate 1, be provided with the rotation preventing mechanism that groove 24 is formed with convex key 23, material bag 14 is installed on after in cylindrical shell 4, when being in full state, end cap 3, cylindrical shell 4 and ejection bowl 5 all produce certain friction to it and rotate with screwing material extrusion assembly to prevent material bag 14, but when the material in material bag 14 soon drains, material bag 14 become not full, with end cap 3, the friction force produced between cylindrical shell 4 and ejection bowl 5 is not enough to stop front end to be in not rotary state, so time can prevent material bag 14 front end from rotating by the rotation preventing mechanism between discharging gate 1 and one seat 2, guarantee that material bag 14 stops all being in tight condition, materials inside is drained as far as possible.
Shown in Fig. 4,5,7, sleeve pipe 10 front portion is provided with flexible axostylus axostyle 7, both relatively fixedly refer to circumference, expansion link 7 is positioned at the tube chamber of sleeve pipe 10, the tube chamber sidewall of sleeve pipe 10 has and axially parallel keyway 29, and the rear end of expansion link 7 is provided with the sliding pin 26 large compared with its diameter, sliding pin 26 sidewall is provided with the positioning key 30 coordinated with keyway 29, and sliding pin 26 only can move axially in tube chamber; Namely when material bag 14 is twisted into strand gradually, its length is also changing, and expansion link 7 can move axially front and back, can adapt to the change of material bag 14 back-end location; Bag wall due to material bag 14 easily occurs curling when being twisted strand, for preventing this curling generation, expansion link 7 provides certain drag force should to material bag 14 rear end, therefore is provided with the retracing spring 25 ordering about expansion link 7 and bounce back between expansion link 7 and sleeve pipe 10.
Shown in accompanying drawing 1-7, a kind of material of sticky shape infusing device disclosed by the invention, its using method is, first, get original material bag 14 1, discharging gate 1 is closed by plug 1, material to be injected is inserted its inside from material bag 14 rear end, utilize clip 12 to be tightened material bag 14 rear end after filling completes, the material bag 14 after final encapsulation is in sausage shape; Then, the end cap 3 of cylindrical shell 4 front end is taken off, the clip end 12 of packaged material bag 14 is put into cylindrical shell 4 backwards, end cap 3 is connected on cylindrical shell 4, finally make material bag 14 between end cap 3 and ejection bowl 5, and clip 12 and intermediate plate 15 are through the centre hole 32 of ejection bowl 5, utilize finger to stretch in the hand hole 11 of cylindrical shell 4 sidewall, make geometrical clamp 6 intermediate plate 15 firm grip; Finally, pull trigger piece 9, geometrical clamp 6 drives material bag 14 rear end to rotate through intermediate plate 15, the bag wall of material bag 14 rear end is made to twist into one, and ejection bowl 5 moves forward gradually along with the minimizing of material in material bag 14, all the time a thrust is provided to the part that material bag 14 fills material, move after preventing material bag 14, material bag 14 materials inside is squeezed and flows out from discharging gate 1 thus, namely realize sticky material to inject, when the material in material bag 14 drains completely, material bag 14 is twisted into rope strand shape, and the material bag 14 of emptying material can take out by reverse operating.