CN105170367A - Reset type locking air brush - Google Patents
Reset type locking air brush Download PDFInfo
- Publication number
- CN105170367A CN105170367A CN201510613186.2A CN201510613186A CN105170367A CN 105170367 A CN105170367 A CN 105170367A CN 201510613186 A CN201510613186 A CN 201510613186A CN 105170367 A CN105170367 A CN 105170367A
- Authority
- CN
- China
- Prior art keywords
- caudal peduncle
- screw
- trigger
- nozzle needle
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/06—Gas or vapour producing the flow, e.g. from a compressible bulb or air pump
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
- B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
- B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
- B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
- B05B7/063—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet one fluid being sucked by the other
- B05B7/064—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet one fluid being sucked by the other the liquid being sucked by the gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
- B05B7/1209—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages the controlling means for each liquid or other fluent material being manual and interdependent
- B05B7/1218—With means for adjusting or modifying the action of the controlling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
- B05B7/2435—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle the carried liquid and the main stream of atomising fluid being brought together by parallel conduits placed one inside the other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/002—Manually-actuated controlling means, e.g. push buttons, levers or triggers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
- B05B7/2429—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle the carried liquid and the main stream of atomising fluid being brought together after discharge
Landscapes
- Nozzles (AREA)
Abstract
The invention discloses a reset type locking air brush which comprises a brush body with a front handle and a tail handle connected into a whole. A containing cavity is formed in the brush body. A spray needle is arranged in the containing cavity. An ejector rod is further arranged in the containing cavity, an inserting groove allowing the spray needle to be inserted is formed in the front end of the ejector rod in the axial direction, and the rear end of the ejector rod is connected with a button. A locking nut in stop fit with the front end of the ejector rod is fixedly connected to the spray needle. A tail handle screw is arranged between the ejector rod and the tail handle in a sleeving manner, and a locking sleeve is movably connected between the tail handle screw and the button. Steel balls are arranged on the wall of the tail handle screw. A first step part and a second step part matching the steel balls are arranged at the rear end of the ejector rod. An annular deep groove and an annular shallow groove matching the steel balls are formed in the inner wall of the locking sleeve. A limiting boss in stop fit with the rear end of the tail handle screw is arranged in the middle of the locking sleeve, and a button spring is arranged between the limiting boss and the button. The reset type locking air brush is simple and reasonable in structure, convenient to operate and better in use effect.
Description
Technical field
The present invention relates to airbrush technical field, particularly a kind of homing position type locking airbrush.
Background technology
Airbrush to make coating be that vaporific ejection is to reach the important coating tool of evenly colouring object, its structure mainly comprises and mutually to be spun all-in-one-piece handwriting by pull end and caudal peduncle, the inside of handwriting is formed with accommodating cavity, nozzle needle is provided with in accommodating cavity, pull end outer wall is provided with the collecting cup communicated with accommodating cavity, collecting cup is used for accommodating coating, the front end of pull end is provided with the nozzle matched with nozzle needle by shower nozzle, the middle part of handwriting is provided with the intake valve be connected with source of the gas, and the gas outlet of intake valve is connected with the front end of shower nozzle.During use, coating is inserted in collecting cup, first press trigger squeeze, open intake valve, spray from the front end of shower nozzle after compressed air flows through the gap between shower nozzle and nozzle, meanwhile, move after controlling nozzle needle, coating in accommodating cavity is flowed out through the gap of nozzle and nozzle needle, the coating liquid atomization that the compressed air of discharging near shower nozzle will flow out rapidly, thus reach the effect of atomizing spraying.Airbrush in use mainly through control nozzle needle move axially the size controlling discharge capacity, the displacement moved after nozzle needle is larger, coating spray discharge capacity larger.
At present common on the market airbrush, is normally threaded in the rear end of caudal peduncle and the adjusting knob of nozzle needle counter stopper, utilizes adjusting knob directly to regulate the extreme displacement of nozzle needle movement, and then control the maximum pump discharge of airbrush.But, the defect of this adjustment structure is: directly act on nozzle needle owing to adopting adjusting knob, make only there are mapping relations one to one all the time between the position of adjusting knob and the maximum displacement of nozzle needle, in other words, when adjusting knob is adjusted to a certain position, nozzle needle only can move in correspondingly a certain displacement range, if in use need the maximum displacement adjusting nozzle needle, when opening completely to make nozzle, then need again to adjust the position of adjusting knob, cause operating comparatively loaded down with trivial details inconvenience, result of use is not good.
Summary of the invention
The object of the invention is to the defect for prior art and deficiency, a kind of simple and reasonable, easy to operate, result of use better homing position type locking airbrush is provided.
For achieving the above object, the present invention is by the following technical solutions:
A kind of homing position type locking airbrush of the present invention, comprise the handwriting linked into an integrated entity by pull end and caudal peduncle, the inside of described handwriting is formed with accommodating cavity, nozzle needle is provided with in described accommodating cavity, described pull end is provided with the collecting cup communicated with described accommodating cavity, the front end of described pull end is provided with the nozzle matched with described nozzle needle by shower nozzle, the middle part of described handwriting is provided with intake valve, the gas outlet of described intake valve is connected with the front end of described shower nozzle, the trigger opened and closed for controlling described intake valve is provided with in described accommodating cavity, the trigger end of described trigger stretches out in the outside of described pull end, described nozzle needle and described trigger are linked,
Also push rod is provided with in described accommodating cavity, the front end edge of described push rod is axially arranged with the slot inserted for described nozzle needle, the rear end of described push rod stretches out in the outside of described caudal peduncle and is fixedly connected with button, described nozzle needle is fixedly connected with the locking nut with the front end counter stopper of described push rod, caudal peduncle screw is arranged with between described push rod and described caudal peduncle, described caudal peduncle screw is threaded with described caudal peduncle, is connected with lock sleeve between described caudal peduncle screw and described button;
The wall of described caudal peduncle screw is arranged with a pair installing hole, in described installing hole, activity is equiped with steel ball, the periphery, rear end of described push rod is provided with the first step portion and second step portion that match with described steel ball from front to back successively, the diameter in described first step portion is greater than the diameter in described second step portion, the inwall of described lock sleeve is provided with the ring-type deep trouth and ring-type shallow slot that match with described steel ball from front to back successively, described ring-type deep trouth and described ring-type shallow slot connect, the middle part of described lock sleeve is provided with the positive stop lug boss with the rear end counter stopper of described caudal peduncle screw, button spring is provided with between described positive stop lug boss and described button.
Further, be connected by connecting screw between described pull end with described caudal peduncle, the outside of described nozzle needle is arranged with adjusting rod and spring set screw respectively, be provided with adjusting rod spring between described adjusting rod and described spring set screw, the rear end of described adjusting rod is passed described spring set screw and is threaded with described locking nut; The rear end of described adjusting rod is provided with clamping slot vertically, and when described locking nut is threaded with described adjusting rod, the rear end of described adjusting rod is shunk at the effect lower stress of described clamping slot and clamps described nozzle needle; Described spring set screw is threaded with described connecting screw.
Further, described trigger is provided with the linkage block for driving described nozzle needle to move axially, described linkage block is eccentric arc structure, periphery and the described adjusting rod of described linkage block offset, the front end of described adjusting rod is extended with connecting portion, and one end pivot bush unit away from described trigger of described linkage block is in described connecting portion.
Further, described intake valve comprises valve body, one end of described valve body is fixedly connected with described pull end, the other end of described valve body is provided with inlet suction port, described valve body is provided with described gas outlet, gas circuit is provided with in described pull end, described gas outlet is connected by the front end of described gas circuit with described shower nozzle, valve rod and switch hole is respectively equipped with in described inlet suction port, one end of described valve rod is successively through described switch hole, described valve body also offsets with described trigger, the other end of described valve rod is provided with the seal receptacle be sealed and matched with described switch hole, valve rod set screw is also provided with in described inlet suction port, inlet valve spring is provided with between one end of the described seal receptacle of vicinity of described valve rod set screw and described valve rod.
Further, conical seal ring and sealing ring pressure cap is provided with from front to back successively in described accommodating cavity, described sealing ring pressure cap and described conical seal ring are all arranged between described collecting cup and described trigger, described sealing ring pressure cap is threaded with described pull end, and described conical seal ring is to being located between described pull end and described sealing ring pressure cap.
Further, between described pull end and described caudal peduncle to being provided with fittings body.
Further, the outside of described shower nozzle is connected with nozzle set.
Beneficial effect of the present invention is: a kind of homing position type locking airbrush provided by the invention, by arranging push rod respectively, caudal peduncle screw, button and lock sleeve, caudal peduncle screw is threaded with caudal peduncle, the wall of caudal peduncle screw is arranged a pair installing hole, in installing hole, activity arranges steel ball, and the first step portion and second step portion that match with steel ball are set respectively in the periphery, rear end of push rod, the ring-type deep trouth and ring-type shallow slot that match with steel ball are set respectively at the inwall of lock sleeve, during assembling, adjust the position of caudal peduncle screw according to the actual requirements, when needing to carry out spacing to the displacement of nozzle needle, only need by button driven forward push rod, push rod in moving process with steel ball generation relative sliding, along with the continuation of push rod moves forward, diameter due to first step portion is greater than the diameter in second step portion, steel ball can be made to slide in second step portion, now steel ball also correspondingly departs from from ring-type deep trouth, steel ball disappears to the backstop action of lock sleeve, lock sleeve can move forward with button under the pressure effect of button spring, until positive stop lug boss and caudal peduncle screw offset, now steel ball is to being located between ring-type shallow slot and second step portion, push rod cannot move voluntarily afterwards, thus the locking realized push rod position, under this location status, axial gap between push rod front end and locking nut, be the extreme displacement of nozzle needle, when needing in use procedure to make nozzle open completely, only lock sleeve need be pulled back, lock sleeve after move past in journey, ring-type shallow slot departs from steel ball gradually, when steel ball falls into ring-type deep trouth again, now steel ball disappears to the locking of push rod, button drives push rod travelling backwards to original position under the effect of button spring, impel steel ball to support and be located between ring-type deep trouth and first step portion, push rod is again locked under the effect of steel ball, in this case, because the axial distance between locking nut and push rod increases, thus make nozzle needle become infinite place state, ensure that nozzle can be opened completely.
In sum, vibrational power flow advantages of simple of the present invention, often regulate the position of a caudal peduncle screw, by the mating reaction of lock sleeve, button, push rod and steel ball, all effectively can realize the locking of push rod at two diverse locations, and then the spacing state changed nozzle needle, more for convenience, result of use is better in operation.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram under a kind of lock-out state of the present invention;
Fig. 2 is the A place structure for amplifying schematic diagram in Fig. 1;
Fig. 3 is the B place structure for amplifying schematic diagram in Fig. 1;
Fig. 4 is the overall structure schematic diagram under another kind of lock-out state of the present invention;
Fig. 5 is the C place structure for amplifying schematic diagram in Fig. 4;
Fig. 6 is the structural representation of push rod of the present invention;
Fig. 7 is the structural representation of lock sleeve of the present invention;
Fig. 8 is the structural representation of adjusting rod of the present invention.
In Fig. 1 to Fig. 8:
11, pull end; 111, gas circuit; 12, caudal peduncle; 13, accommodating cavity; 14, connecting screw; 15, fittings body; 16, conical seal ring; 17, sealing ring pressure cap; 2, nozzle needle; 21, locking nut; 22, adjusting rod; 221, clamping slot; 222, connecting portion; 23, spring set screw; 24, adjusting rod spring; 3, cup is accommodated; 4, shower nozzle; 41, nozzle; 42, nozzle set; 51, valve body; 52, inlet suction port; 53, gas outlet; 54, valve rod; 55, switch hole; 56, seal receptacle; 57, valve rod set screw; 58, inlet valve spring; 6, trigger; 61, linkage block; 7, push rod; 71, slot; 72, first step portion; 73, second step portion; 8, button; 81, button spring; 9, caudal peduncle screw; 91, steel ball; 10, lock sleeve; 101, ring-type deep trouth; 102, ring-type shallow slot; 103, positive stop lug boss.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated.
A kind of homing position type locking airbrush as shown in Figures 1 to 8, comprise the handwriting linked into an integrated entity by pull end 11 and caudal peduncle 12, the inside of handwriting is formed with accommodating cavity 13, nozzle needle 2 is provided with in accommodating cavity 13, pull end 11 is provided with the collecting cup 3 communicated with accommodating cavity 13, collecting cup 3 is for accommodating coating solution, the front end of pull end 11 is provided with the nozzle 41 matched with nozzle needle 2 by shower nozzle 4, the outside of shower nozzle 4 is connected with nozzle set 42, nozzle set 42 is for the protection of nozzle 41 and nozzle needle 2, the middle part of handwriting is provided with intake valve, the gas outlet 53 of intake valve is connected with the front end of shower nozzle 4, the trigger 6 opened and closed for controlling intake valve is provided with in accommodating cavity 13, the trigger end of trigger 6 stretches out in the outside of pull end 11, nozzle needle 2 and trigger 6 are linked.
Push rod 7 is also provided with in accommodating cavity 13, the front end edge of push rod 7 is axially arranged with the slot 71 inserted for nozzle needle 2, the rear end of push rod 7 stretches out in the outside of caudal peduncle 12 and is fixedly connected with button 8, nozzle needle 2 is fixedly connected with the locking nut 21 with the front end counter stopper of push rod 7, caudal peduncle screw 9 is arranged with between push rod 7 and caudal peduncle 12, caudal peduncle screw 9 is threaded with caudal peduncle 12, is connected with lock sleeve 10 between caudal peduncle screw 9 and button 8.
The wall of caudal peduncle screw 9 is arranged with a pair installing hole, in installing hole, activity is equiped with steel ball 91, the periphery, rear end of push rod 7 is provided with the first step portion 72 and second step portion 73 that match with steel ball 91 from front to back successively, the diameter in first step portion 72 is greater than the diameter in second step portion 73, the inwall of lock sleeve 10 is provided with the ring-type deep trouth 101 and ring-type shallow slot 102 that match with steel ball 91 from front to back successively, ring-type deep trouth 101 and ring-type shallow slot 102 connect, the middle part of lock sleeve 10 is provided with the positive stop lug boss 103 with the rear end counter stopper of caudal peduncle screw 9, button spring 81 is provided with between positive stop lug boss 103 and button 8.
During assembling, adjust the position of caudal peduncle screw 9 according to the actual requirements, when needing to carry out spacing to the displacement of nozzle needle 2, see Fig. 1 and Fig. 3, only need by button 8 driven forward push rod 7, relative sliding is there is with steel ball 91 in push rod 7 in moving process, along with the continuation of push rod 7 moves forward, diameter due to first step portion 72 is greater than the diameter in second step portion 73, steel ball 91 can be made to slide in second step portion 73, now steel ball 91 also correspondingly departs from from ring-type deep trouth 101, the backstop action of steel ball 91 pairs of lock sleeves 10 disappears, lock sleeve 10 can move forward with button 8 under the pressure effect of button spring 81, until positive stop lug boss 103 and caudal peduncle screw 9 offset, now steel ball 91 is to being located at ring-type shallow slot 102 and second step portion 73, push rod 7 cannot be moved voluntarily afterwards, realize the locking to push rod 7 position, under this location status, axial gap between push rod 7 front end and locking nut 21, be the extreme displacement of nozzle needle 2, when needing in use procedure to make nozzle 41 open completely, see Fig. 4 and Fig. 5, only need pull back lock sleeve 10, lock sleeve 10 after move past in journey, ring-type shallow slot 102 departs from steel ball 91 gradually, when steel ball 91 falls into ring-type deep trouth 101 again, the now locking of steel ball 91 pairs of push rods 7 disappears, button 8 drives push rod 7 travelling backwards to original position under the effect of button spring 81, impel steel ball 91 to being located between ring-type deep trouth 101 and first step portion 72, push rod 7 is again locked under the effect of steel ball 91, in this case, because the axial distance between locking nut 21 and push rod 7 increases, thus make nozzle needle 2 become infinite place state, ensure that nozzle 41 can be opened completely.
In sum, vibrational power flow advantages of simple of the present invention, often regulate the position of a caudal peduncle screw 9, by the mating reaction of lock sleeve 10, button 8, push rod 7 and steel ball 91, all effectively can realize the locking of push rod 7 at two diverse locations, and then the spacing state changed nozzle needle 2, more for convenience, result of use is better in operation.
Be connected by connecting screw 14 between pull end 11 with caudal peduncle 12, more tight in order to make pull end 11 be connected with caudal peduncle 12, to being provided with fittings body 15 between pull end 11 and caudal peduncle 12, the outside of nozzle needle 2 is arranged with adjusting rod 22 and spring set screw 23 respectively, be provided with adjusting rod spring 24 between adjusting rod 22 and spring set screw 23, the rear end of adjusting rod 22 is passed spring set screw 23 and is threaded with locking nut 21; The rear end of adjusting rod 22 is provided with clamping slot 221 vertically, and when locking nut 21 is threaded with adjusting rod 22, the rear end of adjusting rod 22 is shunk at the effect lower stress of clamping slot 221 and clamps nozzle needle 2; Spring set screw 23 is threaded with connecting screw 14.Trigger 6 is provided with the linkage block 61 for driving nozzle needle 2 to move axially, linkage block 61 is in eccentric arc structure, periphery and the adjusting rod 22 of linkage block 61 offset, and the front end of adjusting rod 22 is extended with connecting portion 222, and one end pivot bush unit away from trigger 6 of linkage block 61 is in connecting portion 222.
When pulling trigger 6 backward, linkage block 61 is with trigger 6 synchronous axial system, and push against adjusting rod 22 backward by its periphery, adjusting rod 22 is subject to the axial force of linkage block 61, thus drive nozzle needle 2 and locking nut 21 to move backward, nozzle needle 2 after move past in journey and form gap between nozzle 41, impel the coating in collecting cup 3 to flow out through nozzle 41.According to the difference of the angle that trigger 6 is pulled backward, the distance of nozzle needle 2 movement also correspondingly changes, and the gap between nozzle needle 2 and nozzle 41 also changes thereupon, and then changes discharge capacity of the present invention.When unclamping trigger 6, adjusting rod 22 drives nozzle needle 2 and locking nut 21 to reset under the driving of adjusting rod spring 24.By the screw thread access amount between adjustment spring set screw 23 and connecting screw 14, thus just can regulate the preload pressure of adjusting rod spring 24.
Intake valve comprises valve body 51, one end of valve body 51 is fixedly connected with pull end 11, the other end of valve body 51 is provided with inlet suction port 52, valve body 51 is provided with gas outlet 53, gas circuit 111 is provided with in pull end 11, gas outlet 53 is connected by the front end of gas circuit 111 with shower nozzle 4, valve rod 54 and switch hole 55 is respectively equipped with in inlet suction port 52, one end of valve rod 54 is successively through switch hole 55, valve body 51 also offsets with the end of trigger 6, the other end of valve rod 54 is provided with the seal receptacle 56 be sealed and matched with switch hole 55, valve rod set screw 57 is also provided with in inlet suction port 52, inlet valve spring 58 is provided with between one end of the contiguous seal receptacle 56 of valve rod set screw 57 and valve rod 54.
Inlet suction port 52 is utilized to be connected with source of the gas during installation, when pressing trigger squeeze 6, the end pushing and pressing valve rod 54 of trigger 6, seal receptacle 56 is impelled to depart from switch hole 55, the Compressed Gas in source of the gas is made to enter in gas outlet 53 and gas circuit 111 through switch hole 55, and then spray from the front end of shower nozzle 4 behind the gap flowing through between shower nozzle 4 and nozzle 41, the coating liquid atomization that the compressed air of discharging near shower nozzle 4 will flow out rapidly from nozzle 41, thus reach the effect of atomizing spraying.When unclamping trigger 6, valve rod 54 is with trigger action 6 to reset under the effect of inlet valve spring 58.By regulating the location status of valve rod set screw 57, thus just can regulate the preload pressure of inlet valve spring 58.
In order to avoid paint return to the rear end of handwriting, conical seal ring 16 and sealing ring pressure cap 17 is provided with from front to back successively in accommodating cavity 13, sealing ring pressure cap 17 and conical seal ring 16 are all arranged between collecting cup 3 and trigger 6, sealing ring pressure cap 17 is threaded with pull end 11, conical seal ring 16 is to being located between pull end 11 and sealing ring pressure cap 17, by arranging said structure, effectively ensure that the sealing of inside of the present invention, thus avoid the leakage of coating.
The above is only better embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are included in patent claim of the present invention.
Claims (7)
1. a homing position type locking airbrush, comprise the handwriting linked into an integrated entity by pull end and caudal peduncle, the inside of described handwriting is formed with accommodating cavity, nozzle needle is provided with in described accommodating cavity, described pull end is provided with the collecting cup communicated with described accommodating cavity, the front end of described pull end is provided with the nozzle matched with described nozzle needle by shower nozzle, the middle part of described handwriting is provided with intake valve, the gas outlet of described intake valve is connected with the front end of described shower nozzle, the trigger opened and closed for controlling described intake valve is provided with in described accommodating cavity, the trigger end of described trigger stretches out in the outside of described pull end, described nozzle needle and described trigger are linked, it is characterized in that:
Also push rod is provided with in described accommodating cavity, the front end edge of described push rod is axially arranged with the slot inserted for described nozzle needle, the rear end of described push rod stretches out in the outside of described caudal peduncle and is fixedly connected with button, described nozzle needle is fixedly connected with the locking nut with the front end counter stopper of described push rod, caudal peduncle screw is arranged with between described push rod and described caudal peduncle, described caudal peduncle screw is threaded with described caudal peduncle, is connected with lock sleeve between described caudal peduncle screw and described button;
The wall of described caudal peduncle screw is arranged with a pair installing hole, in described installing hole, activity is equiped with steel ball, the periphery, rear end of described push rod is provided with the first step portion and second step portion that match with described steel ball from front to back successively, the diameter in described first step portion is greater than the diameter in described second step portion, the inwall of described lock sleeve is provided with the ring-type deep trouth and ring-type shallow slot that match with described steel ball from front to back successively, described ring-type deep trouth and described ring-type shallow slot connect, the middle part of described lock sleeve is provided with the positive stop lug boss with the rear end counter stopper of described caudal peduncle screw, button spring is provided with between described positive stop lug boss and described button.
2. homing position type locking airbrush according to claim 1, it is characterized in that: be connected by connecting screw between described pull end with described caudal peduncle, the outside of described nozzle needle is arranged with adjusting rod and spring set screw respectively, be provided with adjusting rod spring between described adjusting rod and described spring set screw, the rear end of described adjusting rod is passed described spring set screw and is threaded with described locking nut; The rear end of described adjusting rod is provided with clamping slot vertically, and when described locking nut is threaded with described adjusting rod, the rear end of described adjusting rod is shunk at the effect lower stress of described clamping slot and clamps described nozzle needle; Described spring set screw is threaded with described connecting screw.
3. homing position type locking airbrush according to claim 2, it is characterized in that: described trigger is provided with the linkage block for driving described nozzle needle to move axially, described linkage block is eccentric arc structure, periphery and the described adjusting rod of described linkage block offset, the front end of described adjusting rod is extended with connecting portion, and one end pivot bush unit away from described trigger of described linkage block is in described connecting portion.
4. homing position type locking airbrush according to claim 1, it is characterized in that: described intake valve comprises valve body, one end of described valve body is fixedly connected with described pull end, the other end of described valve body is provided with inlet suction port, described valve body is provided with described gas outlet, gas circuit is provided with in described pull end, described gas outlet is connected by the front end of described gas circuit with described shower nozzle, valve rod and switch hole is respectively equipped with in described inlet suction port, one end of described valve rod is successively through described switch hole, described valve body also offsets with described trigger, the other end of described valve rod is provided with the seal receptacle be sealed and matched with described switch hole, valve rod set screw is also provided with in described inlet suction port, inlet valve spring is provided with between one end of the described seal receptacle of vicinity of described valve rod set screw and described valve rod.
5. homing position type locking airbrush according to claim 1, it is characterized in that: in described accommodating cavity, be provided with conical seal ring and sealing ring pressure cap from front to back successively, described sealing ring pressure cap and described conical seal ring are all arranged between described collecting cup and described trigger, described sealing ring pressure cap is threaded with described pull end, and described conical seal ring is to being located between described pull end and described sealing ring pressure cap.
6. homing position type locking airbrush according to claim 1, is characterized in that: to being provided with fittings body between described pull end and described caudal peduncle.
7. homing position type locking airbrush according to claim 1, is characterized in that: the outside of described shower nozzle is connected with nozzle set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510613186.2A CN105170367B (en) | 2015-09-23 | 2015-09-23 | Reset type locking air brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510613186.2A CN105170367B (en) | 2015-09-23 | 2015-09-23 | Reset type locking air brush |
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| Publication Number | Publication Date |
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| CN105170367A true CN105170367A (en) | 2015-12-23 |
| CN105170367B CN105170367B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510613186.2A Active CN105170367B (en) | 2015-09-23 | 2015-09-23 | Reset type locking air brush |
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| Country | Link |
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| CN (1) | CN105170367B (en) |
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| CN106073124A (en) * | 2016-07-20 | 2016-11-09 | 奉化市必达机械制造有限公司 | A kind of beauty treatment is from spray apparatus |
| WO2017049820A1 (en) * | 2015-09-23 | 2017-03-30 | 张明贵 | Siphoning type air brush |
| CN109127236A (en) * | 2018-11-23 | 2019-01-04 | 哈尔滨岛田大鹏工业股份有限公司 | A kind of device of fast changeable high pressure nozzle |
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| WO2017049820A1 (en) * | 2015-09-23 | 2017-03-30 | 张明贵 | Siphoning type air brush |
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| CN109127236B (en) * | 2018-11-23 | 2024-01-23 | 哈尔滨岛田大鹏工业股份有限公司 | Device capable of quickly replacing high-pressure nozzle |
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| Publication number | Publication date |
|---|---|
| CN105170367B (en) | 2017-05-24 |
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Address after: 315504 Zhejiang Province, Ningbo city Fenghua District Jiangkou Street South Road No. 25 Patentee after: Ningbo Bi Da Machinery Manufacturing Co., Ltd. Address before: Jiangkou Nandu 315500 Fenghua Road, Zhejiang province Ningbo City No. 25 Patentee before: Fenghua Bida Machinery Manufacturing Co., Ltd. |