CN209632885U - A kind of mining gas trigger - Google Patents

A kind of mining gas trigger Download PDF

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Publication number
CN209632885U
CN209632885U CN201920383367.4U CN201920383367U CN209632885U CN 209632885 U CN209632885 U CN 209632885U CN 201920383367 U CN201920383367 U CN 201920383367U CN 209632885 U CN209632885 U CN 209632885U
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China
Prior art keywords
throat bushing
gas trigger
trigger
wall
gas
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Application number
CN201920383367.4U
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Chinese (zh)
Inventor
蔡青林
蔡玮玮
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Taizhou Yanjiang Electronic Machinery Manufacturing Co Ltd
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Taizhou Yanjiang Electronic Machinery Manufacturing Co Ltd
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Abstract

The utility model discloses a kind of mining gas triggers, including gas trigger ontology, front housing, main shaft, handle, rear cover and adjusting component, the side of the gas trigger ontology is provided with front housing, the side of the front housing is equipped with main shaft, the other side of the gas trigger ontology is equipped with rear cover, the bottom of the gas trigger ontology is connected with handle, the gas trigger ontology is internally provided with air motor, the inside of the gas trigger ontology is equipped with adjusting component, and adjust the bottom that component is located at air motor, the side of the handle is equipped with trigger, and trigger passes through the outer wall of handle, the inside of the handle offers outlet passageway and inlet channel respectively, the inner wall of the inlet channel is provided with flange, and intake valve is installed at flange, and one end of intake valve is in contact with trigger, the inside of the gas trigger ontology offers downstream Channel, the utility model have the characteristics that practical and adjust easy.

Description

A kind of mining gas trigger
Technical field
The utility model relates to gas trigger technical field, specially a kind of mining gas trigger.
Background technique
Mining gas trigger is using compressed air as working media passing movement and power, and the main high torque that provides exports most The tool of small consumption, compressed air are the most common power sources.Pneumatic wrench is widely used in many industries, as automobile is repaired The high torque in reason, heavy equipment maintenance, Product Assembly, major construction project and other any one places, which exports, to be needed.
Mining gas trigger needs different torsion to carry out operation in different workplaces, and existing mining gas trigger without Air inflow is adjusted in method or air inflow is adjusted by control external feed stream valve and realized, and external valve is using one section After time can because aging and gas leakage, degree of regulation be not high;And it carries out air inflow control to spanner to need through operation two Component is completed, and adjustment process is inconvenient.Therefore, design applicability is by force and a kind of mining gas trigger of adjusting simplicity is necessary 's.
Utility model content
The purpose of this utility model is to provide a kind of mining gas triggers, to solve mentioned above in the background art ask Topic.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of mining gas trigger, including gas Trigger ontology, front housing, main shaft, handle, rear cover and adjusting component, the side of the gas trigger ontology is provided with front housing, before described The side of shell is equipped with main shaft, and the other side of the gas trigger ontology is equipped with rear cover, the bottom connection of the gas trigger ontology There is handle, the gas trigger ontology is internally provided with air motor, and the inside of the gas trigger ontology is equipped with adjusting component, And the bottom that component is located at air motor is adjusted, the side of the handle is equipped with trigger, and trigger passes through the outer wall of handle, institute The inside for stating handle offers outlet passageway and inlet channel respectively, and the inner wall of the inlet channel is provided with flange, and flange Place is equipped with intake valve, and one end of intake valve is in contact with trigger, and it is logical that the inside of the gas trigger ontology offers downstream Road, the bottom in the downstream channel offer the first air inlet, and first air inlet connects with inlet channel, the gas plate Front housing and main shaft are mounted on suitable position by machine, and for main shaft for pull work, when work holds handle, are pressed and are pulled Machine, trigger drive intake valve to move downward, and inlet channel is opened, and air-flow passes through the first air inlet from below to up and enters gas trigger sheet Internal portion.
Further, the adjusting component includes throat bushing and throttling core, and the inside in the downstream channel is equipped with section Stream set, the throat bushing are annular shape, are internally provided with boss portion, the bottom of the rear cover is equipped with throttling core, and throttles One end of core is located at the inside of throat bushing, offers the second air inlet at the bottom one of the throat bushing, and the second air inlet with First air inlet connects, and another place in the bottom of the throat bushing is uniformly provided with limit hole, and the two sides of the throat bushing are corresponding Venthole is offered, the air-flow of downstream the bottom of the channel is come in throat bushing by the second air inlet, flowed out by venthole, convex Platform portion is in contact with the outer wall of cylindrical portion, and air-flow is prevented to flow out from one end of throat bushing.
Further, the throttling core includes arc fixture block, cylindrical portion, half-round, spring and steel ball, and the boss portion is logical It crosses and is fixed with cylindrical portion, the side of the cylindrical portion is connected with half-round, and the bottom of the half-round inwardly offers recessed It falls into, and recess is located at the top of the second air inlet, the outer peripheral surface of the cylindrical portion offers arc groove, the arc groove Outside be socketed with sealing ring, the side of the cylindrical portion is connected with arc fixture block, and the arc fixture block passes through rear cover, the arc The outside of shape fixture block has been bolted knob of transferring the files, and the side of the knob of transferring the files offers card slot, and arc fixture block with The inner wall of card slot is in contact, and the sealing ring is in contact with the inner wall of throat bushing, and the bottom of the cylindrical portion offers cylinder groove, The inside of the cylinder groove is equipped with spring, and one end of the spring is provided with steel ball, and the diameter of the steel ball is greater than limit hole, And steel ball is in contact with the outer peripheral surface of limit hole, and knob of transferring the files is rotated when regulation stall, knob of transferring the files drives arc fixture block to turn Dynamic, spring is compressed, and cylindrical portion drives steel ball switching position between three card slots, and then adjusts the position of half-round.
Further, the quantity of the limit hole is six, and every three are symmetrically distributed in throat bushing bottom for one group The left and right sides, three limit holes provide each three gears in left and right, realize ascending air inflow variation and positive and negative rotation direction Variation.
Further, the outer peripheral surface of the half-round is in contact with the inner wall of throat bushing, and half-round and venthole be with Structure is closed, half-round is for stopping air-flow to flow out venthole from half-round lower part, and when rotating semicircular portion, half-round is sheltered from out The part of stomata prevents airflow, and the part that half-round does not block venthole allows airflow, passes through half-round inclination angle Degree is different, and the area for making half-round block venthole is different, so when air inflow be changed.
Further, between the outer wall of the throat bushing and the left and right inner wall in downstream channel there are space, and throat bushing Outer wall be in contact with the inner wall up and down in downstream channel, the side of rear cover correspondence offers right airflow channel and left air-flow Channel, the right airflow channel and left airflow channel connect with downstream channel respectively, the gas that throat bushing is flowed out from venthole On the contrary stream enters downstream channel interior, and the gas flowed out on the left of the throat bushing comes left airflow channel, then flow into right air-flow and lead to Road provides the torque of different directions for air motor.
Compared with prior art, the utility model beneficial effect achieved is: the utility model, is adjusted by being provided with Component combines gas trigger positive and negative rotation control and torsion control, and knob of transferring the files by torsion is only needed when adjusting torsion It completes, improves the practicability of the mining gas trigger, so that the mining gas trigger has the characteristics that adjust simplicity.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the whole front cross-sectional structural schematic diagram of the utility model;
Fig. 2 is that the handle of the utility model and rear cover face scheme of installation;
Fig. 3 is the handle and rear cover back view scheme of installation of the utility model;
Fig. 4 is the adjusting component structure diagram of the utility model;
Fig. 5 is the throat bushing structural schematic diagram of the utility model;
Fig. 6 is the gas trigger ontology and adjusting component scheme of installation of the utility model;
Fig. 7 is the gas trigger ontology and adjusting component side, sectional scheme of installation of the utility model;
In figure: 1, gas trigger ontology;11, air motor;12, the first air inlet;13, downstream channel;2, front housing;3, main Axis;4, handle;41, trigger;42, outlet passageway;43, intake valve;44, inlet channel;5, rear cover;51, right airflow channel;52, Left airflow channel;6, component is adjusted;61, throat bushing;611, the second air inlet;612, venthole;613, limit hole;614, boss Portion;62, throttle core;621, arc fixture block;622, cylindrical portion;6221, arc groove;6222, cylinder groove;623, half-round; 624, spring;625, steel ball;63, it transfers the files knob;631, card slot;64, sealing ring;.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-7, the utility model provides a kind of technical solution: mining gas trigger, including gas trigger ontology 1, preceding Shell 2, main shaft 3, handle 4, rear cover 5 and adjusting component 6, the side of gas trigger ontology 1 are provided with front housing 2, the side installation of front housing 2 There is main shaft 3, the other side of gas trigger ontology 1 is equipped with rear cover 5, and the bottom of gas trigger ontology 1 is connected with handle 4, gas trigger sheet Body 1 is internally provided with air motor 11, and the inside of gas trigger ontology 1, which is equipped with, adjusts component 6, and adjusts component 6 and be located at gas The bottom of dynamic motor 11, the side of handle 4 is equipped with trigger 41, and trigger 41 passes through the outer wall of handle 4, the inner part of handle 4 Outlet passageway 42 and inlet channel 44 are not offered, and the inner wall of inlet channel 44 is provided with flange, and air inlet is equipped at flange Valve 43, and one end of intake valve 43 is in contact with trigger 41, the inside of gas trigger ontology 1 offers downstream channel 13, lower gas The bottom of circulation road 13 offers the first air inlet 12, and the first air inlet 12 connects with inlet channel 44, the gas trigger will before Shell 2 and main shaft 3 are mounted on suitable position, and main shaft 3 is for pull work, and when work holds handle 4, by trigger action 41, trigger 41 drives intake valve 43 to move downward, and inlet channel 44 is opened, and air-flow passes through the entrance of the first air inlet 12 from below to up Inside gas trigger ontology 1;
Adjusting component 6 includes throat bushing 61 and throttling core 62, and the inside in downstream channel 13 is equipped with throat bushing 61, is throttled Set 61 is annular shape, is internally provided with boss portion 614, and the bottom of rear cover 5 is equipped with throttling core 62, and the one end for the core 62 that throttles Positioned at the inside of throat bushing 61, the second air inlet 611, and the second air inlet 611 and are offered at the bottom one of throat bushing 61 One air inlet 12 connects, and another place in the bottom of throat bushing 61 is uniformly provided with limit hole 613, and the two sides correspondence of throat bushing 61 is opened Equipped with venthole 612, the air-flow of 13 bottom of downstream channel is come in throat bushing 61 by the second air inlet 611, passes through outlet Hole 612 is flowed out, and boss portion 614 is in contact with the outer wall of cylindrical portion 622, and air-flow is prevented to flow out from one end of throat bushing 61;
The core 62 that throttles includes arc fixture block 621, cylindrical portion 622, half-round 623, spring 624 and steel ball 625, boss portion 614 by being fixed with cylindrical portion 622, and the side of cylindrical portion 622 is connected with half-round 623, and the bottom of half-round 623 is inside Recess is offered, and recess is located at the top of the second air inlet 611, the outer peripheral surface of cylindrical portion 622 offers arc groove 6221, the outside of arc groove 6221 is socketed with sealing ring 64, and the side of cylindrical portion 622 is connected with arc fixture block 621, arc card Block 621 passes through rear cover 5, and the outside of arc fixture block 621 has been bolted knob 63 of transferring the files, and the side for knob of transferring the files offers Card slot 631, and arc fixture block 621 is in contact with the inner wall of card slot 631, sealing ring 64 is in contact with the inner wall of throat bushing 61, circle The bottom in column portion 622 offers cylinder groove 6222, and the inside of cylinder groove 6222 is equipped with spring 624, one end setting of spring 624 There is steel ball 625, the diameter of steel ball 625 is greater than limit hole 613, and steel ball 625 is in contact with the outer peripheral surface of limit hole 613, works as tune Knob 63 of transferring the files is rotated when saving gear, knob 63 of transferring the files drives arc fixture block 621 to rotate, and spring 624 is compressed, cylindrical portion 622 drive the switching position between three card slots 631 of steel ball 625, and then adjust the position of half-round 623;
The quantity of limit hole 613 is six, and every three are one group of left and right sides for being symmetrically distributed in 61 bottom of throat bushing, Three limit holes 613 provide each three gears in left and right, realize the variation of ascending air inflow variation and positive and negative rotation direction;
The outer peripheral surface of half-round 623 is in contact with the inner wall of throat bushing 61, and half-round 623 and venthole 612 are cooperation Structure, half-round 623 is for stopping air-flow to flow out venthole 612, when rotating semicircular portion 623, semicircle from 623 lower part of half-round The part that portion 623 shelters from venthole 612 prevents airflow, and the part that half-round 623 does not block venthole 612 allows air-flow Circulation, different by half-round 623 tilt angle, the area for making half-round 623 block venthole 612 is different, so when air inlet Amount is changed;
There are space between the outer wall of throat bushing 61 and the left and right inner wall in downstream channel 13, and the outer wall of throat bushing 61 with The inner wall up and down in downstream channel 13 is in contact, and the side correspondence of rear cover 5 offers right airflow channel 51 and left airflow channel 52, Right airflow channel 51 and left airflow channel 52 connect with downstream channel 13 respectively, and throat bushing 61 is flowed out from venthole 612 Air-flow enters inside downstream channel 13, and the gas flowed out on the left of throat bushing 61 comes left airflow channel 52, on the contrary then flow into Right airflow channel 51 provides the torque of different directions for air motor 11;
Handle 4 is held when work, by trigger action 41, trigger 41 drives intake valve 43 to move downward, inlet channel 44 It opens, air-flow passes through the first air inlet 12 from below to up and enters inside gas trigger ontology 1, and the air-flow of 13 bottom of downstream channel is logical It crosses the second air inlet 611 to come in throat bushing 61, be flowed out by venthole 612, the outer wall phase of boss portion 614 and cylindrical portion 622 Contact prevents air-flow from flowing out from one end of throat bushing 61, and knob 63 of transferring the files is rotated when regulation stall, and knob 63 of transferring the files drives arc Shape fixture block 621 rotates, and spring 624 is compressed, and cylindrical portion 622 drives the switching position between three card slots 631 of steel ball 625, And then the position of half-round 623 is adjusted, three limit holes 613 provide each three gears in left and right, realize ascending air inflow The variation of variation and positive and negative rotation direction, the part that half-round 623 shelters from venthole 612 prevent airflow, and half-round 623 is not The part for blocking venthole 612 allows airflow, different by 623 tilt angle of half-round, and half-round 623 is made to block outlet The area in hole 612 is different, so when air inflow be changed, right airflow channel 51 and left airflow channel 52 are logical with downstream respectively Road 13 connects, and throat bushing 61 enters inside downstream channel 13 from the air-flow that venthole 612 flows out, and flows on the left of throat bushing 61 Gas out comes left airflow channel 52, on the contrary then flow into right airflow channel 51, provides turning for different directions for air motor 11 Square;The knob that only needs to transfer the files by torsion when gas trigger positive and negative rotation control and torsion control being combined, and adjusting torsion is complete At improving the practicability of the mining gas trigger;So that the mining gas trigger has the characteristics that adjust simplicity.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. a kind of mining gas trigger, including gas trigger ontology (1), front housing (2), main shaft (3), handle (4), rear cover (5) and adjusting Component (6), it is characterised in that: the side of the gas trigger ontology (1) is provided with front housing (2), the side installation of the front housing (2) Have main shaft (3), the other side of the gas trigger ontology (1) is equipped with rear cover (5), the bottom connection of the gas trigger ontology (1) Have handle (4), the gas trigger ontology (1) is internally provided with air motor (11), the inside peace of the gas trigger ontology (1) Equipped with adjusting component (6), and the bottom that component (6) are located at air motor (11) is adjusted, the side of the handle (4), which is equipped with, pulls Machine (41), and trigger (41) pass through handle (4) outer wall, the inside of the handle (4) offer respectively outlet passageway (42) and The inner wall of inlet channel (44), the inlet channel (44) is provided with flange, and intake valve (43) is equipped at flange, and air inlet One end of valve (43) is in contact with trigger (41), and the inside of the gas trigger ontology (1) offers downstream channel (13), described The bottom in downstream channel (13) offers the first air inlet (12), and first air inlet (12) is mutually passed through with inlet channel (44) It is logical.
2. a kind of mining gas trigger according to claim 1, it is characterised in that: the adjusting component (6) includes throat bushing (61) it is equipped with throat bushing (61) with throttling core (62), the inside of the downstream channel (13), the throat bushing (61) is circle Ring-type is internally provided with boss portion (614), and the bottom of the rear cover (5) is equipped with throttling core (62), and throttles core (62) One end is located at the inside of throat bushing (61), offers the second air inlet (611) at the bottom one of the throat bushing (61), and second Air inlet (611) connects with the first air inlet (12), and another place in bottom of the throat bushing (61) is uniformly provided with limit hole (613), the two sides correspondence of the throat bushing (61) offers venthole (612).
3. a kind of mining gas trigger according to claim 2, it is characterised in that: the throttling core (62) includes arc fixture block (621), cylindrical portion (622), half-round (623), spring (624) and steel ball (625), the boss portion (614) are solid by clamping Surely have cylindrical portion (622), the side of the cylindrical portion (622) is connected with half-round (623), the bottom of the half-round (623) Recess inwardly is offered, and recess is located at the top of the second air inlet (611), the outer peripheral surface of the cylindrical portion (622) opens up Having arc groove (6221), the outside of the arc groove (6221) is socketed with sealing ring (64), and the one of the cylindrical portion (622) Side is connected with arc fixture block (621), and the arc fixture block (621) passes through rear cover (5), and the outside of the arc fixture block (621) is logical Bolt is crossed to be fixed with knob of transferring the files (63), the side of the knob of transferring the files offers card slot (631), and arc fixture block (621) with The inner wall of card slot (631) is in contact, and the sealing ring (64) is in contact with the inner wall of throat bushing (61), the cylindrical portion (622) Bottom offer cylinder groove (6222), the inside of the cylinder groove (6222) is equipped with spring (624), the spring (624) One end be provided with steel ball (625), the diameter of the steel ball (625) is greater than limit hole (613), and steel ball (625) and limit hole (613) outer peripheral surface is in contact.
4. a kind of mining gas trigger according to claim 3, it is characterised in that: the quantity of the limit hole (613) is six It is a, and every three are one group of left and right sides for being symmetrically distributed in throat bushing (61) bottom.
5. a kind of mining gas trigger according to claim 3, it is characterised in that: the outer peripheral surface of the half-round (623) with The inner wall of throat bushing (61) is in contact, and half-round (623) and venthole (612) are fit structure.
6. a kind of mining gas trigger according to claim 3, it is characterised in that: the outer wall and lower gas of the throat bushing (61) There are space between the left and right inner wall of circulation road (13), and the inner wall up and down of the outer wall of throat bushing (61) and downstream channel (13) It is in contact, the side of the rear cover (5) is corresponding to offer right airflow channel (51) and left airflow channel (52), and the right air-flow is logical Road (51) and left airflow channel (52) connect with downstream channel (13) respectively.
CN201920383367.4U 2019-03-25 2019-03-25 A kind of mining gas trigger Active CN209632885U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920383367.4U CN209632885U (en) 2019-03-25 2019-03-25 A kind of mining gas trigger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920383367.4U CN209632885U (en) 2019-03-25 2019-03-25 A kind of mining gas trigger

Publications (1)

Publication Number Publication Date
CN209632885U true CN209632885U (en) 2019-11-15

Family

ID=68496897

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920383367.4U Active CN209632885U (en) 2019-03-25 2019-03-25 A kind of mining gas trigger

Country Status (1)

Country Link
CN (1) CN209632885U (en)

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