CN209569805U - Wind deflector turnover mechanism and side-suction type range hood - Google Patents

Abstract

The utility model provides a kind of wind deflector turnover mechanism and side-suction type range hood, is related to kitchen appliance technical field, folding of the wind deflector turnover mechanism for wind deflector on exhaust fume collecting hood, including rotating member, flexible actuator and link assembly；Rotating member one end is articulated on exhaust fume collecting hood, the other end is fixed at the inside of wind deflector, flexible actuator is rotatably arranged in exhaust fume collecting hood, and link assembly is articulated in the inside of wind deflector, and flexible actuator can make front panel rotation of the wind deflector on exhaust fume collecting hood by drive link component.Alleviating wind deflector turnover mechanism in the prior art is easy to cause wind deflector to open the technical problem that height is inconsistent and influence is beautiful.

Description

Wind deflector turnover mechanism and side-suction type range hood

Technical field

The utility model relates to kitchen appliance technical fields, inhale in particular to a kind of wind deflector turnover mechanism and side Formula kitchen ventilator.

Background technique

Kitchen ventilator is known as smoke exhaust ventilator again, is a kind of for purifying the kitchen appliance of kitchen environment, can be by cooking stove The oil smoke generated in the exhaust gas and cooking process that burning generates is taken away rapidly, and outdoor is discharged, to reach purification kitchen environment Purpose.It is divided according to the working principle of kitchen ventilator, kitchen ventilator can be divided into two class of top suction type kitchen ventilator and side-suction type range hood.Its In, since the smoke collecting port of side-suction type range hood is closer from the source of oil smoke, generation can be locked within first time Oil smoke, smoke discharging effect is ideal, thus receives the favor of most consumers.

In order to preferably guide oil smoke into exhaust fume collecting hood, in general, wind deflector can be arranged on the panel on front side of exhaust fume collecting hood. When kitchen ventilator works, wind deflector is opened, and oil smoke is guided into exhaust fume collecting hood, and then will be purified under the action of centrifugal blower Flue gas discharge；When kitchen ventilator does not work, then wind deflector can be made to close.The wind deflector of many side-suction type range hoods on existing market Turnover mechanism is substantially linkage or uses two link supports modes.Its main building form are as follows: exhaust fume collecting hood or cabinet, Flexible actuator, connecting rod or hinge three are formed by connecting using mechanism.There are two big drawbacks for such mode: one, hinging manner: hinge Chain is external, has mechanical hazard and influences appearance.Two, connecting rod mode: hinge-less is driven, unilateral stress using single flexible actuator, It is inconsistent that wind deflector opens height.

Utility model content

The purpose of this utility model is to provide a kind of wind deflector turnover mechanism and side-suction type range hoods, to alleviate existing skill Wind deflector turnover mechanism in art is easy to cause wind deflector to open the technical problem that height is inconsistent and influence is beautiful.

The utility model provides a kind of wind deflector turnover mechanism, the folding of the wind deflector on exhaust fume collecting hood, including rotation Part, flexible actuator and link assembly；

Described rotating member one end is articulated on the exhaust fume collecting hood, and the other end is fixed at the inside of the wind deflector, institute It states flexible actuator to be rotatably arranged in the exhaust fume collecting hood, the link assembly is articulated in the inside of the wind deflector, institute Stating flexible actuator can be by driving the link assembly to turn the front panel on the relatively described exhaust fume collecting hood of the wind deflector It is dynamic.

It further, further include fixing seat, the fixing seat is fixed on the inside top position of the front panel, described Rotating member is pivotally connected on the fixing seat.

Further, the rotating member is V-arrangement rod-like structure, and the angle of the rotating member bending part is no more than 90 °.

Further, the fixing seat be equipped with horizontally extending first rotating shaft, the rotating member be equipped with it is described The first through hole of first rotating shaft clearance fit, the first rotating shaft end, which is removably connected with, can limit the rotating member abjection The locating part of the first rotating shaft.

Further, the locating part includes pin, and the first rotating shaft end is equipped with the pin hole for pin insertion.

Further, the quantity of the rotating member is two and is in symmetric configuration with the vertical center line of the wind deflector, and Spacing distance is arranged between the edge of the wind deflector of the corresponding side of rotating member.

Further, the rotating member is connected through a screw thread part and is fixed on the inside of the wind deflector close to top position.

Further, the link assembly includes first connecting rod and second connecting rod, described first connecting rod one end with it is described One end of exhaust fume collecting hood pivot joint, the other end and the second connecting rod is pivotally connected, and the second connecting rod other end is interior with the wind deflector Side pivot joint；

The driving end of the flexible actuator is pivotally connected with the first connecting rod and can drive the opposite institute of the first connecting rod State exhaust fume collecting hood rotation.

Further, the first connecting rod and the second connecting rod being mutually pivotally connected share two groups, and are symmetricly set on institute State the two sides in left-right direction of exhaust fume collecting hood；

The link assembly further includes third connecting rod and the second shaft for being articulated on the exhaust fume collecting hood, and two described first By being fixedly connected with second shaft to be articulated on the exhaust fume collecting hood by second shaft, the third connects connecting rod Bar one end is fixedly connected with second shaft or the first connecting rod, the driving end pivot of the other end and the flexible actuator It connects.

Further, the front panel two sides are symmetrically arranged with the walked for the first connecting rod and the second connecting rod Two through-holes.

The utility model wind deflector turnover mechanism has the benefit that

By setting rotating member, flexible actuator and link assembly, wherein rotating member one end is articulated on exhaust fume collecting hood, separately One end is fixed at the inside of wind deflector, in this way, rotating member also functions to lifting wind deflector while wind deflector can rotate Effect.Flexible actuator pivot joint is arranged in exhaust fume collecting hood, and link assembly is articulated in the inside of wind deflector, and flexible actuator can lead to It overdrives link assembly, rotates wind deflector with the articulated section axis of rotating member, it is opposite with front panel to complete wind deflector Opening and closing.

When side-suction type range hood is in running order, the flexible actuator in wind deflector turnover mechanism starts, connection rod set Part pushes out wind deflector so that in closed state wind deflector using the articulated section of rotating member be axis towards front panel outside Side direction rotation, until wind deflector fully opens；When side-suction type range hood is in off working state, stretch actuator opposite direction Starting, link assembly inwardly pulls wind deflector, so that wind deflector in the open state is using the articulated section of rotating member as axis court The interior direction of front panel rotates, until wind deflector is fitted in the outside of front panel.

The setting of this wind deflector turnover mechanism, wind deflector either in opening procedure or closing course, are all equivalent to It is suspended on rotating member, the rotating member moment gives wind deflector certain lifting power, guarantees flexible when link assembly push-and-pull wind deflector Actuator stress is smaller, reduces flexible actuator acting, the service life is longer for flexible actuator and link assembly.In addition, logical The inside that rotating member is arranged in wind deflector is crossed, wind deflector will not all reveal in moving process and in the state of opening and closing Out, and then make the whole more beautiful of side-suction type range hood.Finally, wind deflector is during rotation, around axial location It is constant, therefore wind deflector can rotate more steady, substantially be not in cause wind deflector to be opened because of wind deflector unbalance stress The case where height afterwards cannot be consistent.

The utility model provides a kind of side-suction type range hood, including exhaust fume collecting hood, wind deflector and wind deflector as described above The front panel of turnover mechanism, the exhaust fume collecting hood is equipped with smoke collecting port, and the wind deflector turnover mechanism is separately connected the exhaust fume collecting hood With the wind deflector, and smoke collecting port described in the wind deflector opening and closing of fault can be driven.

The utility model side-suction type range hood has the benefit that

By the way that above-mentioned wind deflector turnover mechanism is arranged in side-suction type range hood, correspondingly, the side-suction type range hood has The institute of above-mentioned wind deflector turnover mechanism is advantageous, and this is no longer going to repeat them.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is structural schematic diagram when wind deflector is opened in side-suction type range hood provided by the embodiment of the utility model；

Structural schematic diagram when Fig. 2 is wind-guiding plate closing in side-suction type range hood provided by the embodiment of the utility model；

Fig. 3 is the structural schematic diagram of side-suction type range hood provided by the embodiment of the utility model；

Fig. 4 is the partial enlarged view in Fig. 3 at A；

Fig. 5 is the schematic cross-sectional view of side-suction type range hood provided by the embodiment of the utility model；

Fig. 6 is the partial enlarged view in Fig. 5 at B.

Appended drawing reference:

100- exhaust fume collecting hood；200- wind deflector；300- rotating member；400- stretches actuator；500- link assembly； 600- fixing seat；

110- front panel；

510- first connecting rod；520- second connecting rod；530- third connecting rod；The second shaft of 540-；

610- first rotating shaft.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

In the description of the present invention, it should be noted that term " center ", "left", "right", "vertical", "inner", The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this reality It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used for Purpose is described, relative importance is not understood to indicate or imply.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connection " It shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary The connection in portion.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition Concrete meaning.

The utility model provides a kind of side-suction type range hood, including exhaust fume collecting hood 100, wind deflector 200 and as described above The front panel 110 of wind deflector turnover mechanism, exhaust fume collecting hood 100 is equipped with smoke collecting port, and wind deflector turnover mechanism is separately connected exhaust fume collecting hood 100 and wind deflector 200, and 200 opening and closing of fault smoke collecting port of wind deflector can be driven.

Specifically, the flexible actuator 400 in wind deflector turnover mechanism can make wind deflector by drive link component 500 200 rotate by axis of the articulated section of rotating member 300, and for side-suction type range hood when not working, wind deflector 200 is fitted in exhaust fume collecting hood On 100 front panel 110, and close smoke collecting port；Side-suction type range hood at work, open to expose collection cigarette by wind deflector 200 Mouthful, blower works at this time, and flue dust can pass through the channel between wind deflector 200 and front panel 110 and enter collection via smoke collecting port Inside petticoat pipe 100, smoke evacuation operation is completed.The setting of this side-suction type range hood, wind deflector 200 are able to maintain height one when opening It causes, it is whole also more beautiful.

In following texts, by wind deflector turnover mechanism specific structure and the course of work be described in detail.

- Fig. 6 referring to Fig.1, the utility model provide a kind of wind deflector turnover mechanism, for wind deflector on exhaust fume collecting hood 100 200 folding, including rotating member 300, flexible actuator 400 and link assembly 500；Wherein 300 one end of rotating member is articulated in On exhaust fume collecting hood 100, the other end is fixed at the inside of wind deflector 200, in this way, while wind deflector 200 can rotate, rotation Part 300 also functions to the effect of lifting wind deflector 200.The flexible pivot joint of actuator 400 is arranged in exhaust fume collecting hood 100, link assembly 500 It is articulated in the inside of wind deflector 200, the actuator 400 that stretches can make wind deflector 200 by drive link component 500 to rotate The articulated section of part 300 is axis rotation, completes the opposite opening and closing with front panel 110 of wind deflector 200.

When side-suction type range hood is in running order, the flexible actuator 400 in wind deflector turnover mechanism starts, connecting rod Component 500 pushes out wind deflector 200, so that the wind deflector 200 in closed state is using the articulated section of rotating member 300 as axis Lateral direction towards front panel 110 rotates, until wind deflector 200 fully opens；Inoperative shape is in side-suction type range hood When state, 400 opposite direction of actuator starting of stretching, link assembly 500 inwardly pulls wind deflector 200, so that in the open state Wind deflector 200 is rotated by the interior direction of axis towards front panel 110 of the articulated section of rotating member 300, until wind deflector 200 pastes It closes in the outside of front panel 110.

The setting of this wind deflector turnover mechanism, wind deflector 200 is either in opening procedure or closing course, all quite In being suspended on rotating member 300,300 moment of rotating member gives wind deflector 200 certain lifting power, guarantees that link assembly 500 pushes away Flexible 400 stress of actuator is smaller when drawing wind deflector 200, reduces flexible actuator 400 and does work, and stretch actuator 400 and even The service life is longer for bar assembly 500.In addition, wind deflector 200 is being opened by the inside that rotating member 300 is arranged in wind deflector 200 It conjunction process and will not all expose in the state of opening and closing, and then make the whole more beautiful of side-suction type range hood.Finally, Wind deflector 200 during rotation, around axial location it is constant, therefore wind deflector 200 can rotate it is more steady, substantially Be not in because wind deflector 200 unbalance stress due to cause wind deflector 200 open after height cannot be consistent the case where.

It is noted that fixation position of the rotating member 300 on the inside of wind deflector 200 is obviously higher than connection rod set in the present embodiment Pivot points of the part 500 in 200 inside of wind deflector.At this point, being also preferably provided with rotating member 300 is fixed on 200 medial roof of wind deflector Portion position, in this way, wind deflector 200, in rotation, top is more difficult to be interfered with front panel 110.

In addition, the rotating member 300 in the present embodiment can be V-arrangement or U-shaped rod-like structure, wherein preferred rotating member 300 is V-arrangement rod-like structure, and the angle of 300 bending part of rotating member is no more than 90 °.At this point, one end of rotating member 300 is articulated in leading flank The inside of plate 110, the other end are fixed on the inside of wind deflector 200, and front panel 110 is equipped with the through-hole walked for rotating member 300. For wind deflector 200 in opening to specified altitude assignment, the rotating member 300 of the shape is predominantly located in the inside of front panel 110, faces The personnel of front panel 110 are less susceptible to see rotating member 300.Meanwhile the rotating member 300 by the way that the shape is arranged, wind deflector 200 In opening procedure, the mobile range of rotating member 300 is smaller, under the premise of not interfered with front panel 110, through-hole Area is smaller, enhances the concealment effect of the rotating member 300 to 110 inside of front panel.It is stretched finally, the present embodiment is preferably provided with Contracting actuator 400 is electric pushrod.

Referring to Fig. 4 and Fig. 6, wind deflector turnover mechanism further includes fixing seat 600, and fixing seat 600 is fixed on front panel 110 Inside close to top position, rotating member 300 is articulated in fixing seat 600.

Specifically, fixing seat 600 can be fixed by screws on exhaust fume collecting hood 100 (inside of front panel 110), this When, exhaust fume collecting hood 100 does not need biggish change to complete to reduce improvement cost with the pivot joint of rotating member 300.

With continued reference to Fig. 4, in the present embodiment, fixing seat 600 is extended with first rotating shaft 610, and rotating member 300 is equipped with and first The first through hole of 610 clearance fit of shaft, 610 end of first rotating shaft, which is removably connected with, can limit the abjection of rotating member 300 the The locating part of one shaft 610.After i.e. first through hole is set in first rotating shaft 610, the end of locating part and rotating member 300 is removable Connection is unloaded, rotating member 300 is limited while 610 axis direction of first rotating shaft significantly moves, without limitation on rotating member 300 Rotation.

Preferably, in the present embodiment, locating part includes pin, and 610 end of first rotating shaft is equipped with the pin hole being inserted into for pin.

Alternatively, it is screw, nut or circlip that locating part, which also can be set, in the present embodiment, can equally complete to rotating member 300 limit operation.

Referring to Fig. 6, in the present embodiment, rotating member 300 is connected through a screw thread part and is fixed on the inside of wind deflector 200 close to top Portion position.

Specifically, threaded connector is bolt, one end of rotating member 300 is set side by side there are two connecting hole, wind deflector 200 Inside is correspondingly provided with two threaded holes, and bolt passes through connecting hole and is threadedly coupled with threaded hole, completes rotating member 300 in wind deflector Fixation on 200.

Alternatively, rotating member 300 also can be set for the present embodiment and wind deflector 200 is integrally formed.

Preferably, the quantity of the present embodiment setting rotating member 300 is two and with the vertical center line of wind deflector 200 in symmetrical Layout, and spacing distance is arranged between the edge of the wind deflector 200 of the corresponding side of rotating member 300.Here vertical center line is Divide the axis of wind deflector 200 when instructing aerofoil 200 in a vertical state or so equally, be also correspondingly provided with two fixing seats 600 at this time, The left and right sides of front panel 110 is arranged in using the vertical center line of wind deflector 200 as axisymmetrical for two fixing seats 600.

By the way that the edge of wind deflector 200 of the rotating member 300 far from its respective side is arranged, after the opening of wind deflector 200, people It is also not easily seen the rotating member 300 outside front panel 110 in the left and right sides of wind deflector 200, further ensures and turns The concealment of moving part 300.Preferably, the distance between two rotating members 300 are no more than 200 width of wind deflector two be can be set / mono-.

It should be noted that " left and right directions " refers in the present embodiment: user grasps towards the side-suction type range hood When making, the left and right side of user.

Referring to Figures 1 and 2, in the present embodiment, link assembly 500 includes first connecting rod 510 and second connecting rod 520, the One connecting rod, 510 one end and exhaust fume collecting hood 100 are pivotally connected, and one end of the other end and second connecting rod 520 is pivotally connected, 520 other end of second connecting rod It is pivotally connected with the inside of wind deflector 200；The driving end of flexible actuator 400 and second connecting rod 520 are pivotally connected and can drive the second company Bar 520 is rotated relative to the exhaust fume collecting hood 100.

Specifically, it is v-shaped structure that first connecting rod 510, which can be set, the break of first connecting rod 510 is articulated in exhaust fume collecting hood 100 Inner sidewall, both ends are pivotally connected with the driving end of flexible actuator 400 and 520 end of second connecting rod respectively.At this point, flexible actuator 400, first connecting rod 510 and second connecting rod 520 can be one, and 520 end of second connecting rod is articulated in 200 inside of wind deflector In vertical center line.

Alternatively, referring to Fig. 3, in the present embodiment, the first connecting rod 510 and second connecting rod 520 being mutually pivotally connected share two groups and Be symmetrically set (opposite to be symmetrical arranged with 200 inboard, upright middle line of wind deflector)；It further include be articulated on exhaust fume collecting hood 100 Two shafts 540 and third connecting rod 530, two first connecting rods 510 are by being fixedly connected with the second shaft 540 to pass through the second shaft 540 are articulated on exhaust fume collecting hood 100, and 530 one end of third connecting rod is fixedly connected with the second shaft 540 or first connecting rod 510, the other end It is pivotally connected with the driving end of flexible actuator 400.

Specifically, by the way that a flexible actuator 400 and third connecting rod 530, two groups of first companies being mutually pivotally connected only are arranged Bar 510 acted with second connecting rod 520 it is identical, at this point, wind deflector 200 in putting strokes stress more evenly, further protect Height is consistent after card wind deflector 200 is opened.

It is noted that third connecting rod 530 can be integrally formed with first connecting rod 510 to be arranged in the present embodiment, alternatively, Third connecting rod 530 can be integrally formed with the second shaft 540 to be arranged, at this point, third connecting rod 530 is preferably provided at the second shaft 540 center.

Finally, 110 two sides of front panel are symmetrically arranged with to be walked for first connecting rod 510 and second connecting rod 520 in the present embodiment The second through-hole.

Specifically, when the outside of front panel 110 is arranged in the fitting of wind deflector 200, first connecting rod 510 and second connecting rod 520 are entirely located in exhaust fume collecting hood 100, and wind deflector 200 is when opening, and referring to Fig.1 and Fig. 5, second connecting rod 520 is whole and first A part of connecting rod 510 can be protruded from except front panel 110 by the second through-hole.At this point, it is preferred that by two the second through-holes point The two sides of the smoke collecting port on front panel 110 are located at, can guarantee wind deflector 200 in the open state in this way and will not influence pumping While cigarette operates, the beauty of side-suction type range hood is nor affected on.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of wind deflector turnover mechanism, the folding for the wind deflector (200) on exhaust fume collecting hood (100), which is characterized in that including Rotating member (300), flexible actuator (400) and link assembly (500)；

Described rotating member (300) one end is articulated on the exhaust fume collecting hood (100), and the other end is fixed at the wind deflector (200) inside, the flexible actuator (400) are rotatably arranged in the exhaust fume collecting hood (100), the link assembly (500) it is articulated in the inside of the wind deflector (200), the flexible actuator (400) can be by driving the link assembly (500) make front panel (110) rotation of the wind deflector (200) on the exhaust fume collecting hood (100).

2. wind deflector turnover mechanism according to claim 1, which is characterized in that further include fixing seat (600), the fixation Seat (600) is fixed on the inside top position of the front panel (110), and the rotating member (300) is articulated in the fixing seat (600) on.

3. wind deflector turnover mechanism according to claim 2, which is characterized in that the rotating member (300) is V shape pole shape knot The angle of structure, rotating member (300) bending part is no more than 90 °.

4. wind deflector turnover mechanism according to claim 2, which is characterized in that the fixing seat (600) is equipped with along level The first rotating shaft (610) that direction extends, the rotating member (300) are equipped with first with the first rotating shaft (610) clearance fit Through-hole, first rotating shaft (610) end, which is removably connected with, can limit the rotating member (300) abjection first rotating shaft (610) locating part.

5. wind deflector turnover mechanism according to claim 1, which is characterized in that the quantity of the rotating member (300) is two It is a and be in symmetric configuration with the vertical center line of the wind deflector (200), and the described of the rotating member (300) corresponding side is led Spacing distance is arranged between the edge of aerofoil (200).

6. wind deflector turnover mechanism according to claim 1-5, which is characterized in that the rotating member (300) is logical It crosses threaded connector and is fixed on the inside of the wind deflector (200) close to top position.

7. wind deflector turnover mechanism according to claim 1-5, which is characterized in that the link assembly (500) Including first connecting rod (510) and second connecting rod (520), described first connecting rod (510) one end and the exhaust fume collecting hood (100) pivot It connects, one end of the other end and the second connecting rod (520) is pivotally connected, second connecting rod (520) other end and the wind deflector (200) inside pivot joint；

The driving end and the first connecting rod (510) of the flexible actuator (400) are pivotally connected and can drive the first connecting rod (510) it is rotated relative to the exhaust fume collecting hood (100).

8. wind deflector turnover mechanism according to claim 7, which is characterized in that the first connecting rod being mutually pivotally connected (510) and the second connecting rod (520) shares two groups, and is symmetricly set on two in left-right direction of the exhaust fume collecting hood (100) Side；

The link assembly (500) further includes third connecting rod (530) and the second shaft for being articulated on the exhaust fume collecting hood (100) (540), two first connecting rods (510) with second shaft (540) by being fixedly connected through second shaft (540) it is articulated on the exhaust fume collecting hood (100), described third connecting rod (530) one end and second shaft (540) or described the One connecting rod (510) is fixedly connected, and the driving end of the other end and the flexible actuator (400) is pivotally connected.

9. wind deflector turnover mechanism according to claim 8, which is characterized in that front panel (110) two sides are symmetrical Equipped with the second through-hole walked for the first connecting rod (510) and the second connecting rod (520).

10. a kind of side-suction type range hood, which is characterized in that including exhaust fume collecting hood (100), wind deflector (200) and such as claim The front panel (110) of wind deflector turnover mechanism described in any one of 1-9, the exhaust fume collecting hood (100) is equipped with smoke collecting port, institute It states wind deflector turnover mechanism and is separately connected the exhaust fume collecting hood (100) and the wind deflector (200), and the wind deflector can be driven (200) smoke collecting port described in opening and closing of fault.