CN201636475U - Lock tripping mechanism of gas terminal - Google Patents
Lock tripping mechanism of gas terminal Download PDFInfo
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- CN201636475U CN201636475U CN2009202144929U CN200920214492U CN201636475U CN 201636475 U CN201636475 U CN 201636475U CN 2009202144929 U CN2009202144929 U CN 2009202144929U CN 200920214492 U CN200920214492 U CN 200920214492U CN 201636475 U CN201636475 U CN 201636475U
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- chute
- valve body
- guide pin
- pin bushing
- tripping mechanism
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Abstract
The utility model discloses a lock tripping mechanism of a gas terminal (a quick connector) for a gas supply system, which comprises an inner cavity connected with a plug, a valve body with a spout, a guide sleeve which is provided with a spout and is matched with an excircle of the valve body, a cylindrical pin with is fastened with the plug, a spring which enables the guide sleeve to reset, and a protective jacket and a fixed screw which are used for preventing the cylindrical pin from dropping, and a operating ring which is matched with the protective jacket. The utility model enables the cylindrical pin to be dropped from the clamping slot of the plug (the quick connector) of the gas terminal through the guide sleeve through pushing or rotating the operating ring (turning left or turning right), so that the plug can drop out of the gas terminal (the quick connector).
Description
Technical field:
The utility model relates to a kind of air supply system gas end (rapid pipe joint); Particularly, the utility model relates to and utilizes distinctive lock tripping mechanism to adopt to admire press operation or rotating operation that gas end (rapid pipe joint) plug is thrown off.
Background technique:
In the air supply system of industrial and medical first-class various fields, its output interface (gas end or the quick coupling of expressing one's gratification) needs reliably connection set fast of a kind of connection.Plug inserts and promptly connects gas, and plug withdraws from and then disconnects gas.Especially in the medical gas supply system, because its working particularity (using-sterilize-re-use-sterilize), the plug operation is frequent, more needs easy to operate quick output interface (gas end or the quick coupling of expressing one's gratification).
Prevailing in the output interface (gas end or the quick coupling of expressing one's gratification) of realization medical gas supply system is the inipple mode, but does not possess the characteristic of quick connection, not too is fit to do the medical gas supply system terminal.At present common type is the straight cutting pressure-off button mode of admiring, and has quick connection characteristics.Minority straight cutting rotation dropout mode is also arranged, also possess quick connection characteristics.
Fig. 1-Fig. 3 has provided the pressure-off button mode of admiring of present gas end (rapid pipe joint).Fig. 4-Fig. 6 has provided the rotation dropout mode of present gas end (rapid pipe joint).
With reference to figure 1-Fig. 3, the lock tripping mechanism of the gas end (rapid pipe joint) of the pressure-off button mode of admiring at present comprises: valve body 101, pin 102, pad 103, spring 104, gland 105.Plug 106 inserts gas end along valve body 101 endoporus, earlier the chute of straight pin 102 on valve body 101 opened, simultaneously that pad 103 and spring 104 bands is a bit of down, after treating that plug 106 is inserted into the position, straight pin 102 resets at the chute on valve body 101 under the effect of spring 104, snap in the groove of plug 106 (as shown in Figure 3), plug is fixed (as shown in Figure 2), terminal is started working.After being used to complete, the lower cover 105 of admiring, gland 105 promote the chute of straight pins 102 on valve body 101 and open, and make the draw-in groove of straight pin 102 complete disengage plug 106 at last, and plug 106 is deviate from, and reset end-of-job after unclamping gland.Also need establish the gland positioning work piece in addition for preventing that gland 105 from rotating in addition.
With reference to figure 4-Fig. 6 a, Fig. 6 b, the gas end of present rotary dropout (rapid pipe joint) is to finish lock simultaneously by plug and joint to thread off.Comprising: the U type jump ring 201 on the valve body, plug 202 inserts along the gas end endoporus, earlier U type jump ring 201 is opened (shown in Fig. 6 b), treat that the draw-in groove of plug 202 crosses U type jump ring 201, U type jump ring 201 resets, block locking-type plug 202 (shown in Fig. 5 and Fig. 6 a), gas end is started working.After being used to complete, rotate plug 202 upper knobs 203, knob 203 drives axle sleeves 204 and rotates about 90 °, makes U type jump ring 201 open (shown in Fig. 6 b), breaks away from draw-in groove on the plug 202, and plug 202 is deviate from, and resets end-of-job after unclamping knob.
From with reference to figure 1-Fig. 6 a, Fig. 6 b as seen, the dropout mode can only be that single admiring pressed or single rotation, needs to understand in advance the mode of threading off when manipulating, and just can carry out correct operation.In some use occasions, may only conveniently admire press operation or rotary manipulation, just there is inapplicable problem in above-mentioned gas terminal (rapid pipe joint).With reference among the figure 1 in actual project installation process, need unload lower cover usually.After unloading lower cover, parts such as pin come off easily, can cause part to lose.In addition, gland has the direction requirement, also need add the direction location in addition.
The model utility content:
Lock tripping mechanism mode of operation at above-mentioned gas terminal (rapid pipe joint) is single; problems such as poor practicability; the utility model provides gas end (rapid pipe joint) the lock tripping mechanism of not only can admire press operation but also rotatable operation (turn left or turn right); and can protect in installation process part not come off and lose, make the operation of terminal extremely convenient.
For achieving the above object, the utility model adopts following technological scheme:
A kind of lock tripping mechanism of gas end, this mechanism mainly comprises valve body, spring, straight pin; Described lock tripping mechanism also comprises guide pin bushing, and described valve body has the inner chamber that is connected with the gas end plug, and described guide pin bushing is set on the valve body, and can move and rotate around valve body along valve body, and described spring housing is located at the valve body outside, and acts on the guide pin bushing inner side end; Offer respectively on described body cavity wall and the guide pin bushing at guide pin bushing and move or when valve body rotates along valve body, cooperatively interacting drives straight pin and clamps and unclamp first chute and second chute of action; Described straight pin is placed in the valve body by first chute and second chute.
Described lock tripping mechanism also comprises protecting jacket and set screw, and described protecting jacket is set on the valve body, and coats guide pin bushing, can retrain the radial motion stroke of straight pin in respective slide slots like this; Simultaneously described protecting jacket is by the fixedly connected guide pin bushing of set screw, can prevent to shed in the installation process associated components after coming off of remaining parts lose.
Described lock tripping mechanism also comprises the operation ring, and described operation ring set is located on the valve body, and coats protecting jacket; Described operation ring is also fixedlyed connected with protecting jacket by the said fixing screw.Carry out the operation of moving or rotating around valve body so that operation ring can drive protecting jacket and guide pin bushing, and do not need to establish in addition operation loop mapping device along valve body.
Described first chute is arranged on the body cavity wall with respect to body cavity axis normal symmetry, and described second chute is corresponding with first chute, is arranged symmetrically on the guide pin bushing, and is the oblique angle symmetry with respect to the guide pin bushing axis.
Described second chute is arranged on the guide pin bushing with respect to guide pin bushing axis normal symmetry, and described first chute is corresponding with second chute, is arranged symmetrically on the body cavity wall, and is the oblique angle symmetry with respect to the body cavity axis.
Second chute on the above-mentioned guide pin bushing is open.
The utility model also provides the medical gas terminal that has the utility model lock tripping mechanism.
The utility model also provides the rapid pipe joint that has the utility model lock tripping mechanism.
Gas end (rapid pipe joint) the lock tripping mechanism that obtains according to technique scheme offers chute accordingly at valve body and guide pin bushing, under the cooperation of two chutes, conduct to straight pin is controlled, thereby can realize and to avoid the inconvenience that single operation brought in the past by rotary manipulation (turning left or right-hand rotation) to the clamping of gas end (rapid pipe joint) plug with unclamp again by the press operation of admiring.
Adopt protecting jacket that corresponding part is protected simultaneously in this mechanism, make mechanism's part in installation process not come off and lose, do not need to establish in addition operation loop mapping device.
Medical gas terminal and the rapid pipe joint of adopting the utility model to obtain can open and close gas by the mode of rotary manipulation again by the press operation of admiring, and improve its practical performance.
Description of drawings:
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is the admire disengaged condition figure of lock tripping mechanism of pressure type of existing gas end straight cutting.
Fig. 2 is the admire insertion phase diagram of lock tripping mechanism of pressure type of existing gas end straight cutting.
Fig. 3 is the sectional view of Fig. 2 in the A-A direction.
Fig. 4 is the disengaged condition figure of the existing revolving lock tripping mechanism of gas end straight cutting.
Fig. 5 is the insertion phase diagram of the existing revolving lock tripping mechanism of gas end straight cutting.
Fig. 6 a is the sectional view of Fig. 5 in the A-A direction.
When Fig. 6 b rotates for Fig. 5 at the sectional view of A-A direction.
Fig. 7 is a structural representation of the present utility model.
Fig. 8 is serviceability figure of the present utility model.
Fig. 9 inserts the plug phase diagram for the utility model.
Figure 10 is first embodiment's a structural representation.
Figure 11 is that first embodiment inserts the plug phase diagram.
Figure 12 a is the sectional view of Figure 11 in the A-A direction.
When Figure 12 b rotates for Figure 11 at the sectional view of A-A direction.
Figure 13 is the schematic representation of valve body among first embodiment.
Figure 14 is the schematic representation of guide pin bushing among first embodiment.
Figure 15 is the schematic representation of protecting jacket among first embodiment.
Figure 16 is the cooperation schematic representation of first chute and second chute among first embodiment.
Figure 17 is the 3rd embodiment's a structural representation.
Figure 18 is that the 3rd embodiment inserts the plug phase diagram.
Figure 19 a is the sectional view of Figure 18 in the A-A direction.
When Figure 19 b rotates for Figure 18 at the sectional view of A-A direction.
Figure 20 is the schematic representation of valve body among the 3rd embodiment.
Figure 21 is the schematic representation of guide pin bushing among the 3rd embodiment.
Figure 22 is the cooperation schematic representation of first chute and second chute among the 3rd embodiment.
Figure 23 is the 4th embodiment's a structural representation.
Figure 24 is the 5th embodiment's a structural representation.
Figure 25 is the 6th embodiment's a structural representation.
Embodiment:
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
The utility model improves at existing straight cutting is admired pressure type and revolving lock tripping mechanism, and a kind of lock tripping mechanism of pressing by the emperor himself and rotating two kinds of operations is provided.
Referring to Fig. 7, the mechanism that the utility model provides mainly comprises valve body 301, spring 304, straight pin 302 and corresponding guide pin bushing 303.Wherein valve body 301 has the inner chamber 309 that is connected with the gas end plug, and its suction port 311 by corresponding one-way valve 310 and gas end is communicated with.Guide pin bushing 303 is located on the valve body 301 with valve body 301 engage sleeves, and can move and rotate around valve body along valve body; Simultaneously spring 304 also is set in valve body 301 outsides, and acts on guide pin bushing 303 inner side ends, can move or when valve body rotates, it is played the effect that resets along valve body at guide pin bushing 303.The utility model corresponding driving straight pin that cooperatively interacts that offers on valve body 301 and guide pin bushing 303 clamps and unclamps first chute and second chute of action, and wherein one group is radial groove, and another group is tipper.Thereby can move or when valve body rotates along valve body at guide pin bushing, radial groove plays the effect that drives the straight pin motion, and cooperate oblique slot with it by its oblique effect of playing control straight pin conduct, drive straight pin and clamp and unclamp action to reach like this.
In order to retrain the radial motion stroke of straight pin in respective slide slots, the utility model also is being arranged with a protecting jacket 305 on valve body 301, and this protecting jacket 305 coats the outside of guide pin bushing 303.Further, for coming off of remaining parts after preventing to shed associated components in the installation process lost, can protecting jacket 305 is fixing with guide pin bushing 303 by set screw 307, adopting set screw herein is to be convenient to the installation and removal operation.But be not limited to only fix, can adopt alternate manner, as long as be effective with set screw.
Because the utility model is realized admire pressing and rotary manipulation simultaneously, it mainly is to operate accordingly by control guide pin bushing 303, and for the ease of the operation for guide pin bushing 303, the utility model is a sheathed operation ring 306 on valve body 301.This operation ring 306 is coated on the protecting jacket 305, fixedlys connected with protecting jacket 305 in the lump by set screw 307 simultaneously, and adopting set screw herein is to be convenient to the installation and removal operation.But be not limited to only fix, can adopt alternate manner, as long as be effective with set screw.Operation ring 306 can drive protecting jacket 305 and guide pin bushing 303 and carries out the operation of moving or rotating around valve body along valve body like this.After adopting said structure, do not need to establish in addition operation loop mapping device and prevent that the operation ring from rotating arbitrarily.
With reference to figure 7 to Fig. 9, when the lock tripping mechanism that technique scheme obtains is operated, gas end (rapid pipe joint) plug 308 is inserted terminal along the inner chamber 309 of valve body 301, earlier straight pin 302 is opened by plug 308, simultaneously because the cause that straight pin 302 moves in chute, will drive guide pin bushing 303, protecting jacket 305, operation ring 306 move down a bit (as Fig. 8) along valve body 301; After treating that plug 308 is inserted into the position; protecting jacket 305 resets under the effect of spring 304; driving straight pin by chute on it and valve body 301 upper hopper chutes simultaneously resets; thereby make straight pin 302 snap in the draw-in groove 312 of plug 308; with plug 308 lockings (as shown in Figure 9), gas end (rapid pipe joint) is started working.
After finishing using, can operate ring 306 by the emperor himself down, operation ring 306 promotes protecting jacket 305, and drive guide pin bushing 303 moves down; When moving down, guide pin bushing 303 cooperates with chute on the valve body 301 by the chute on it, and driving straight pin 302 opens along chute, makes the draw-in groove 312 of straight pin 302 complete disengage plug 308 at last, and plug 308 is unclamped, and plug 308 is deviate from; After decontroling operation ring 306, under the effect of spring 304, reset end-of-job.
Said mechanism is when being rotated operation; carry out anticlockwise or right rotation by operation ring 306; drive protecting jacket 305 and guide pin bushing 303 rotations by operation ring 306 by set screw 7; guide pin bushing 303 cooperates by the chute on chute on it and the valve body 301 makes straight pin 302 open along chute, makes the draw-in groove 312 of straight pin 302 complete disengage plug 308 at last, and plug 308 is unclamped; plug 308 is deviate from; after decontroling operation ring 306, under the effect of spring 304, reset end-of-job.
Based on above-mentioned design philosophy, concrete enforcement of the present utility model is as follows:
Embodiment one
Referring to Figure 10-Figure 12 a, Figure 12 b, the lock tripping mechanism that provides among this embodiment mainly comprises: valve body 401, two straight pins 402, guide pin bushing 403, spring 404, protecting jacket 405, operation ring 406.
Referring to Figure 10 and shown in Figure 13, it is with the level cylindric that valve body 401 is, and has the inner chamber 409 that is connected with gas end (rapid pipe joint) plug 408, and this inner chamber connects 411 by the one-way valve 410 and the suction port of gas end.Simultaneously on the internal chamber wall 414 of valve body 401 symmetry offer first chute 413, this first chute 103 is arranged on the body cavity wall 414 with respect to body cavity axis normal symmetry.
Referring to Figure 10 and Figure 14, guide pin bushing 403 is circular, and its internal diameter cooperates with valve body 401 step part cylindricals, and is sheathed on valve body 401 step parts, and can move up and down and rotate around valve body 401 along valve body 401.Match with two straight pins 402, on guide pin bushing 403, offer four second chutes 415, this second chute 415 is corresponding with first chute 413, be arranged symmetrically in twos on the guide pin bushing 403, and two second chutes 414 that distribute in each symmetrical side are oblique angle β symmetry (as Figure 14) with respect to the guide pin bushing axis.Thereby make second chute 415 when matching (as Figure 16), can play the effect that drives and control conduct every straight pin 402 with first chute 413.
For can be well fixing, on guide pin bushing 403, also offer the radially fixed hole 416 that is used for fixing in the present embodiment simultaneously with other parts.
Spring 404 is provided with on the cylindrical with valve body 1, and acts on the inner side end of guide pin bushing 403, can move or when valve body 401 rotates, guide pin bushing 403 is played reset response along valve body 401 at guide pin bushing 403 like this.
Referring to Figure 10 and Figure 15; protecting jacket 405 is circular; protecting jacket endoporus 417 cooperates with guide pin bushing cylindrical and valve body cylindrical respectively; it is set on the valve body 401; and coating guide pin bushing 403 outsides; can retrain the straight pin 402 interior movement travel of second chute thereon like this, prevent that straight pin 402 from coming off.Hole end surface cooperates with guide pin bushing 403 exterior edge faces in this protecting jacket.Offer fixed hole 418 on the protecting jacket 405, its with guide pin bushing 403 on radially fixed hole 416 is corresponding.Protecting jacket 405 by set screw 407 successively by fixed hole 418 and 416 and guide pin bushing fix.
Referring to Figure 10; operation ring 406 is is with the knob style of interior step hole circular; its endoporus cooperates with protecting jacket 405 cylindricals and valve body 401 cylindricals; hole end surface cooperates with the protecting jacket exterior edge face in it; and also fixedly connected with guide pin bushing 403 with protecting jacket 405 by set screw 407, make it can drive protecting jacket 405 and guide pin bushing 403 motions.
Referring to Figure 10-Figure 12 a, Figure 12 b; normally lock under the situation of sharp button diameter d, straight pin 402 length L, protecting jacket 405 inside diameter D and the second chute angle of inclination beta that stroke S that operation ring 406 is pressed by the emperor himself or angle of swing ψ depend on described straight pin 402 in assurance gas end (rapid pipe joint).Steering force during operation is except that outside the Pass having with working pressure, and is also relevant with the second chute angle of inclination beta.
The width b of first chute and second chute is slightly larger than the diameter d of straight pin 402, can make straight pin 402 movable in chute.Straight pin 402 length L and protecting jacket 405 inside diameter D are complementary, and stroke S or angle of swing ψ are pressed in constraint by the emperor himself, guarantee that plug 408 can be totally released.The angle of inclination beta of second chute is provided with about 45 ° usually, and feasible pressure by the emperor himself and rotary manipulation power are all moderate, meet human engineering.
According to the lock tripping mechanism that technique scheme obtains, its operating process following (referring to Figure 10-Figure 12 a, Figure 12 b and Figure 16):
Connect: gas end (rapid pipe joint) plug 408 is inserted gas end along valve body 1 inner chamber 409.By squeezing of plug 408, make straight pin 402 to open to both sides.Because the conduct of straight pin 402 is subjected to first chute 413 on the valve body 401 and second chute, 415 restrictions on the guide pin bushing 403; at plug 408 under the squeezing of both sides; make that straight pin 402 can only be along first chute 413 to two side shiftings; but conduct is subjected to the restriction of second chute 415 on the guide pin bushing 403; when the thrust of 402 pairs of guide pin bushing chutes of straight pin acquires a certain degree; just can make guide pin bushing 403 move down pressure spring 404 along second chute 415; thereby drive protecting jacket 405 and operation ring 406; and enlarged straight pin 402 along first chute 413 to two side shifting conducts, make straight pin 402 open.After treating that plug slotting 408 puts in place, under the effect of spring 404, guide pin bushing 403 just back moves along valve body 401, second chute 415 on it and first chute, 413 engagement limits straight pins 402 move inward along first chute 413 and reset, thereby cross plug 408 high points, and snap in the draw-in groove 412 of plug 408, with plug 408 lockings, gas end (rapid pipe joint) is started working.
Throw off:
The pressure mode of admiring: the operation ring 406 down of admiring; operation ring 406 promotes protecting jacket 405, guide pin bushing 403; on the guide pin bushing 403 second chute 415 will drive straight pin 402 along first chute 413 on the valve body 401 to two side shiftings; thereby make first chute 413 of straight pin 402 on valve body 401 open; make the draw-in groove 412 of straight pin 402 complete disengage plug 408 at last, plug 408 is unclamped, plug 408 is deviate from; after decontroling operation ring 406, reset in the drive of spring 404.
Rotation mode: rotating operation ring 406; driving guide pin bushing 403 by set screw 407 rotates; second chute orders about straight pin 402 and moves on the guide pin bushing 403; under the restriction of first chute 413; straight pin 402 will move up along second chute; thereby under the constraint of protecting jacket 405 inside diameter D; straight pin 402 opens along second chute; make the draw-in groove 412 of straight pin 402 complete disengage plug 408 at last; plug 408 is unclamped; plug 408 is deviate from, and behind the relieving operation ring 406, resets under the effect of spring 404.
Embodiment two
Present embodiment improves on embodiment one basis, only the chute on the guide pin bushing is revised, and this chute is designed to open, is divided into two-part up and down, and remaining part is identical, repeats no more.This embodiment has just changed the structure of guide pin bushing chute, and the principle of its whole design is consistent with embodiment one, and the process that corresponding operating is realized is also consistent with embodiment one, is not given unnecessary details herein.
Embodiment three
Present embodiment is substantially the same with first embodiment, only valve body and guide pin bushing upper hopper chute is changed.The chute that is about on the valve body is designed to oblique chute, and the chute on the guide pin bushing is designed to radial groove.
Referring to Figure 17, identical among each component shape and matching relationship and the embodiment one in the entire mechanism, do not given unnecessary details herein.
Referring to Figure 20, first chute 510 on the valve body 501 is symmetrically distributed on valve body 501 internal chamber walls, and first chute 510 of each symmetrical side is with respect to being oblique angle β symmetry with respect to inner chamber 509 axis.
Referring to Figure 21, second chute 511 on the guide pin bushing 503 is with respect to guide pin bushing 503 axis normal symmetries.Thereby make second chute 511 when matching (as Figure 22), can play the effect that drives and control conduct every straight pin 502 with first chute 510.
In this enforcement diameter d of the width b of chute, straight pin and length L, protecting jacket inside diameter D, angle of inclination beta and press stroke S by the emperor himself or angle of swing ψ all with embodiment one in consistent.Its specific operation process following (referring to Figure 17-19 and Figure 22):
Connect: gas end (rapid pipe joint) plug 508 is inserted along valve body 501 inner chambers 509, and by squeezing of plug 508, straight pin 502 can open to both sides.Because the conduct of straight pin 502 is subjected to first chute 510 on the valve body 501 and the restriction of second chute 511 on the guide pin bushing 503; at plug 508 under the squeezing of both sides; make that straight pin 502 can only be along second chute 511 to two side shiftings; but conduct is subjected to the restriction of first chute 510 on the valve body 501; when the thrust that is subjected at straight pin 502 acquires a certain degree; just can move down along first chute 510; then drive guide pin bushing 503 and move down pressure spring 504; thereby drive protecting jacket 505 and operation ring 506, straight pin 502 opens to both sides at the restriction lower edge of first chute 510 second chute 511.After treating that plug slotting 508 puts in place, under the effect of spring 504, guide pin bushing 503 just back moves along valve body 501, second chute 511 on it and first chute, 510 engagement limits straight pins 502 move inward along second chute 510 and reset, thereby cross plug 508 high points, and snap in the draw-in groove 512 of plug 508, with plug 508 lockings (as Figure 18 and 19a), gas end (rapid pipe joint) is started working.
Throw off:
The pressure mode of admiring: the operation ring 506 down of admiring; operation ring 506 promotes protecting jacket 505, guide pin bushing 503; first chute 510 along on the valve body 501 that second chute 511 will drive straight pin 402 on the guide pin bushing 503 moves down; under the restriction of first chute 510, straight pin 402 will open to both sides along second chute 511, make the draw-in groove 512 of straight pin 502 complete disengage plug 508 at last; plug 508 is unclamped; plug 508 is deviate from, decontrol operation ring 506 after, reset in the drive of spring 504.
Rotation mode: referring to Figure 19 b; rotating operation ring 506; drive guide pin bushing 503 rotation angle ψ by set screw 507; second chute, 511 drive straight pins 502 move on the guide pin bushing 503; under the restriction of first chute 510; straight pin 502 will move down along first chute on the valve body 501; thereby under the constraint of protecting jacket 505 inside diameter D; first chute 510 of straight pin 502 on body 501 opens; make the draw-in groove 512 of straight pin 502 complete disengage plug 508 at last, plug 508 is unclamped, plug 508 is deviate from; after decontroling operation ring 506, under the effect of spring 504, reset.
Embodiment four
Present embodiment is substantially the same with embodiment three in reality, and only the chute structure to guide pin bushing changes.As shown in figure 23, be opening slot at the vertical chute of guide pin bushing 603, the opening slot side is substituted by the inboard of protecting jacket 605, and remaining part is identical with the 3rd embodiment, repeats no more.
Embodiment five
Present embodiment is that the unified of four kinds of different lock tripping mechanisms that provide among above-mentioned four embodiments improved.
Referring to Figure 24, the improvements of present embodiment are the protecting jacket in above-mentioned four kinds of lock tripping mechanisms is removed, to operate ring 706 simultaneously and be designed to have the function of protecting jacket, its endoporus respectively with guide pin bushing 703 and valve body 701 outsides to cooperating, it is set on the valve body 701, and is coated on the outside of guide pin bushing 703; And guide pin bushing between fix by set screw 707.Make operation ring 706 have the effect of protecting jacket like this, thereby can remove this part of protecting jacket from, further simplify structure of the present utility model.
The design of other parts in the lock tripping mechanism that present embodiment provides (chute on spring 704, straight pin 702 and guide pin bushing 703 and the valve body 701) respectively with above-mentioned each embodiment in consistent, do not given unnecessary details herein.
Embodiment six
Present embodiment is that the unified of the various lock tripping mechanism that provides among above-mentioned five embodiments improved.
Referring to Figure 25, the improvements of present embodiment are the operation ring in the various lock tripping mechanism that provides among above-mentioned five embodiments.Present embodiment changes the shape of operation ring 806; the ring-type of removing its operating end is along the limit; it is designed to a kind of solid of rotation; it is set on the valve body 801; and with spring 804 integral coating portion within it; fixedly connected with guide pin bushing 803 by set screw 807 simultaneously, can the component on the lock tripping mechanism be played a very good protection like this.
The design of other parts in the lock tripping mechanism that present embodiment provides (chute on straight pin 802 and guide pin bushing 803 and the valve body 801) respectively with above-mentioned each embodiment in consistent, do not given unnecessary details herein.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. the lock tripping mechanism of a gas end, this mechanism mainly comprises valve body, spring, straight pin; It is characterized in that described lock tripping mechanism also comprises guide pin bushing, described valve body has the inner chamber that is connected with the gas end plug, described guide pin bushing is set on the valve body, and can move and rotate around valve body along valve body, described spring housing is located at the valve body outside, and acts on the guide pin bushing inner side end; Offer respectively on described body cavity wall and the guide pin bushing at guide pin bushing and move or when valve body rotates along valve body, cooperatively interacting drives straight pin and clamps and unclamp first chute and second chute of action; Described straight pin is placed in the valve body by first chute and second chute.
2. the lock tripping mechanism of a kind of gas end according to claim 1 is characterized in that, described lock tripping mechanism also comprises protecting jacket and set screw, and described protecting jacket is set on the valve body, and coats guide pin bushing; Described protecting jacket is by the fixedly connected guide pin bushing of set screw simultaneously.
3. the lock tripping mechanism of a kind of gas end according to claim 1 is characterized in that, described lock tripping mechanism also comprises the operation ring, and described operation ring set is located on the valve body, and coats protecting jacket; Described operation ring is also fixedlyed connected with protecting jacket by the said fixing screw.
4. the lock tripping mechanism of a kind of gas end according to claim 1, it is characterized in that, described first chute is arranged on the body cavity wall with respect to body cavity axis normal symmetry, described second chute is corresponding with first chute, be arranged symmetrically on the guide pin bushing, and be the oblique angle symmetry with respect to the guide pin bushing axis.
5. the lock tripping mechanism of a kind of gas end according to claim 1, it is characterized in that, described second chute is arranged on the guide pin bushing with respect to guide pin bushing axis normal symmetry, described first chute is corresponding with second chute, be arranged symmetrically on the body cavity wall, and be the oblique angle symmetry with respect to the body cavity axis.
6. the lock tripping mechanism of a kind of gas end according to claim 1 is characterized in that, second chute on the described guide pin bushing is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202144929U CN201636475U (en) | 2009-11-30 | 2009-11-30 | Lock tripping mechanism of gas terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202144929U CN201636475U (en) | 2009-11-30 | 2009-11-30 | Lock tripping mechanism of gas terminal |
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| CN201636475U true CN201636475U (en) | 2010-11-17 |
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| CN2009202144929U Expired - Lifetime CN201636475U (en) | 2009-11-30 | 2009-11-30 | Lock tripping mechanism of gas terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104048129A (en) * | 2013-03-14 | 2014-09-17 | 史陶比尔·法万举 | Female elements and connectors for forming a detachable connection of two fluid lines |
| CN104359644A (en) * | 2014-10-17 | 2015-02-18 | 北京航天益森风洞工程技术有限公司 | Variable Mach number nozzle for hypersonic low-density wind tunnel |
| CN105909890A (en) * | 2016-05-30 | 2016-08-31 | 日丰企业集团有限公司 | Quick-connecting angle valve assembly |
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2009
- 2009-11-30 CN CN2009202144929U patent/CN201636475U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048129A (en) * | 2013-03-14 | 2014-09-17 | 史陶比尔·法万举 | Female elements and connectors for forming a detachable connection of two fluid lines |
| CN104048129B (en) * | 2013-03-14 | 2019-03-22 | 史陶比尔·法万举 | Female element and connector for forming a releasable connection of two fluid lines |
| CN104359644A (en) * | 2014-10-17 | 2015-02-18 | 北京航天益森风洞工程技术有限公司 | Variable Mach number nozzle for hypersonic low-density wind tunnel |
| CN104359644B (en) * | 2014-10-17 | 2017-03-01 | 北京航天益森风洞工程技术有限公司 | Hypersonic low density wind tunnel variable Mach number nozzle |
| CN105909890A (en) * | 2016-05-30 | 2016-08-31 | 日丰企业集团有限公司 | Quick-connecting angle valve assembly |
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