CN201159285Y

CN201159285Y - Blind valve capable of segmented opening

Info

Publication number: CN201159285Y
Application number: CNU2008200021012U
Authority: CN
Inventors: 叶明墩
Original assignee: VALWELL DEVELOPMENT ENTERPRISE Co Ltd
Current assignee: VALWELL DEVELOPMENT ENTERPRISE Co Ltd
Priority date: 2008-01-02
Filing date: 2008-01-02
Publication date: 2008-12-03
Anticipated expiration: 2018-01-02

Abstract

The utility model discloses a blind valve which can be opened segmental, which comprises a body, two drain holes oppositely through the bottom of the body, a sealing cap between the drain holes and a rotation shaft pivoted through one side of a valve plate body, wherein the rotation shaft extrudes outside the outer end of the valve plate body to form a rotary shape, and the part of the rotation shaft in the valve plate body is combined with a telescopic rod whose free end is sheathed with a linkage sealing cap. When the drain holes are demanded to open, the rotation shaft can be rotated to lift up the sealing cap to open the drain holes, and the swing amplitude of the telescopic rod is adjustable, therefore, users can freely adjust the upward motion of the sealing cover, to adjust the opening degrees.

Description

The blind valve that sectional is opened

Technical field

The utility model relates to the blind valve that a kind of ship single slope drainage is used, and particularly relates to a kind of may command and opens the blind valve that the sectional of size is opened.

Background technique

Existing blind valve is please referring to Fig. 7, shown in Figure 8, it is installed in ship and in order to single slope drainage, this blind valve is provided with a valve body 70, in valve body 70, form the drainage space 71 of upper shed on one day, and respectively wear a weep hole 72 that communicates with drainage space 71 in relative bi-side, wear a spilled water hole 73 and screw lock one bolt 74 in the bottom, each is near a weep hole capping 75 in the inboard of two weep holes 72, each weep hole capping 75 is provided with a screw rod 751 inwardly, between two screw rods 751, screw togather a nut 76, by nut 76 two screw rods 751 is promoted in the opposite direction, make each each weep hole 72 of weep hole capping 75 deadends, in valve body 10 upper ends and the capping 77 that is pivoted.

When above-mentioned existing blind valve needs opening water discharge hole 72, be earlier capping 77 to be opened, make each weep hole capping 75 and screw rod 751 separate each weep hole 72 by unscrewing nut 76 drive two screw rods, then utilize instrument to stretch in the drainage space 71 nut 76 and two weep hole cappings 75 are upwards colluded the effect that reaches draining between two weep holes 72.When utilizing weep hole capping 75 to seal weep hole 72 again, bolt 74 can be got loose so that the ponding of valve body 70 inside is discharged by spilled water hole 73, avoid inner aqueous vapor to cause part to get rusty.

Though aforesaid operations can reach the effect that opening water discharge hole 72 water supply streams are discharged, yet need utilize instrument to stretch in the drainage space 71 during owing to operation upwards colludes nut 76 and two weep hole cappings 75 from two weep holes 72, therefore cause operational trouble, in addition, the elasticity that the structure design of standard-sized sheet or complete shut-down also can't provide the user to select drain discharge, therefore having to be improved also provides the user necessity of preferable blind valve utilization thus.

Summary of the invention

Because existing blind valve only can be selected standard-sized sheet or complete shut-down, therefore cause the inconvenience in operational trouble and the utilization.For this reason, main purpose of the present utility model is, by rotating shaft can the opening water discharge hole technological means, reach and open effect convenient and that can segmentation open.

For achieving the above object, the utility model provides a kind of blind valve of sectional unlatching, and it comprises:

One valve body, in this valve body, form a drainage space, the relative corresponding drainage space in bi-side in this valve body bottom respectively wears a weep hole, the side of this valve body between two weep holes protrudes out outwardly and forms a pivot part, form an installing groove that communicates with this drainage space in this pivot part, this pivot part cooperates the installing groove to wear a pivot hole in both sides;

One capping apparatus, this capping apparatus are provided with two weep hole cappings, and two weep hole cappings are respectively equipped with a disk body, amphidisc is close proximity to the inner periphery of two weep holes respectively, each weep hole is sealed, stretch in the middle subtend of amphidisc inner face and establish a screw rod, between two screw rods, screw togather a nut;

One interlock structure, this interlock structure is provided with a rotating shaft, this rotating shaft pivot is worn the pivot hole of this pivot part, one end of this rotating shaft forms a pivoted configuration, be positioned at the part of installing groove in conjunction with a flexible rod in this rotating shaft, the free end of this flexible rod forms a trepanning, is sheathed on this trepanning around the nut of this capping apparatus; And

One location structure is incorporated between the outside of the other end of this rotating shaft and this pin-joint part but this positioning structure is a form with clutch, thus the angle of positioning rotating shaft pivot interlock flexible rod.

Further, the utility model does not form the other end of pivoted configuration with pin-joint part corresponding described rotating shaft around the outside that wears pivot hole place, wears a jack and a latch jack in the mode of internal and external partition; Positioning structure is provided with a ratchet, ratchet sleeve is fixed in the other end that rotating shaft does not form pivoted configuration, be provided with a positioning block, positioning block is hubbed at a jack by pivot, this positioning block forms an inlay card face and is engaged in ratchet in the inner, latch jack place is fixed in by a pluggable latch in this positioning block outer end.

Further, part in the installing groove forms a chimeric shape in the position in rotating shaft of the present utility model, flexible rod is provided with a swing arm, swing arm is that straight-bar and outer end form a collar, is fixed in chimeric shape so that the collar is nested, is provided with a pull lever, this pull lever is straight-bar and cooperates swing arm to be arranged with a slot vertically in the outer end, be sheathed on the inner of this swing arm by this slot with form slidably, the inner of this pull lever forms a trepanning, is sheathed on this trepanning around the nut of capping apparatus.

When the utility model needs the opening water discharge hole, discharge positioning structure and make rotating shaft freely rotate thus, utilize tool holding pivoted configuration and rotating shaft this moment, rotating shaft interlock flexible rod is pivoted up, thus with the trepanning of flexible rod with the nut of capping apparatus together with the two weep hole cappings raised position that makes progress.

Can adjust size that weep hole open according to the degree that two weep hole cappings promote up, when adjusting to required weep hole unlatching size, again with the position of positioning structure fixed rotating shaft and flexible rod, make the location positioning of capping apparatus thus and keep the size that weep hole is opened.

Because the utility model rotating shaft can be adjusted the size that weep hole is opened, and be provided with the stroke that the positioning structure fixed rotating shaft rotates, therefore can reach following effect:

1, because the utility model can promote the position and the opening water discharge hole of capping apparatus by rotating shaft, do not need other instrument to collude, therefore can reach effect simple to operate from the weep hole capping.

2, because the utility model can be adjusted the degree that weep hole is opened by capping apparatus position up and down, therefore can select weep hole standard-sized sheet, complete shut-down or part are opened, can provide user's elasticity to select the flow of draining so to construct design, make things convenient for the user to utilize.

Description of drawings

Fig. 1 is the stereogram of the utility model preferred embodiment.

Fig. 2 is the exploded view of the utility model preferred embodiment.

Fig. 3 is the side cutaway view of the utility model preferred embodiment.

Fig. 4 is the front sectional elevation of the utility model preferred embodiment.

Fig. 5 is the enforcement schematic representation that the utility model preferred embodiment discharges ratchet.

Fig. 6 is the enforcement schematic representation in the utility model preferred embodiment opening water discharge hole.

Fig. 7 is the stereogram of existing blind valve.

Fig. 8 is the side cutaway view of existing blind valve.

The primary component symbol description:

(10) valve body (11) drainage space

(111) opening (12) weep hole

(13) pivot part (131) axle jack

(132) latch jack (14) installing groove

(141) installing opening (15) cover plate

(16) pivot hole (20) top cover

(30) capping apparatus (31) weep hole capping

(311) disk body (312) screw rod

(32) nut (40) interlock structure

(41) rotating shaft (411) pivoted configuration

(412) chimeric shape (42) flexible rod

(421) swing arm (4211) collar

(422) pull lever (4221) slot

(4222) trepanning (50) positioning structure

(51) ratchet (52) positioning block

(521) pivot hole (522) inlay card face

(523) hinge last (53) pivot

(54) latch (70) valve body

(71) drainage space (72) weep hole

(73) spilled water hole (74) bolt

(75) weep hole capping (751) screw rod

(76) nut (77) capping

Embodiment

The utility model is the blind valve that a kind of sectional is opened, and please referring to the preferred embodiment of Fig. 1 to Fig. 4, it comprises:

One valve body 10, in valve body 10, form a drainage space 11, drainage space 11 forms an opening 111 in the end face of valve body 10, the relative corresponding drainage space 11 in bi-side, front and back in valve body 10 bottoms respectively wears the weep hole 12 of a circle, the side of valve body 10 between two weep holes 12 protrudes out outwardly and forms a pivot part 13, form an installing groove 14 that communicates with drainage space 11 in the pivot part 13, the corresponding installing of one side of pivot part 13 groove 14 forms an installing opening 141, screw lock is in conjunction with a cover plate 15 around installing opening 141, between the opposite side of cover plate 15 and pivot part 13, cooperate the both sides of installing groove 14 to wear a pivot hole 16, wear in pivot part 13 around the outside at 16 places, pivot hole, wear a jack 131 and a latch jack 132 in the mode of internal and external partition.

One top cover 20, top cover 20 are pivoted with detachable form and are incorporated into valve body 10 tops, by the opening 111 of top cover 20 sealing drainage spaces 11.

One capping apparatus 30, capping apparatus 30 is located in the drainage space 11 and is comprised two weep hole cappings 31, two weep hole cappings 31 cooperate each weep hole 12 to be provided with the disk body 311 of a circle respectively, amphidisc 311 is close proximity to the periphery of two weep holes, 12 the inners respectively with the periphery of outside, thus with weep hole 12 sealings, stretch in the middle subtend of amphidisc 311 inner faces and to establish a screw rod 312, between two screw rods 312, screw togather a nut 32.

One interlock structure 40, interlock structure 40 is provided with a rotating shaft 41, rotating shaft 41 pivots are worn the pivot hole 16 of this pivot part 13, one end of rotating shaft 41 forms a

pivoted configuration

411, and 41 of the rotating shafts parts in installing groove 14 form the chimeric shape 412 of a flat, is provided with a flexible rod 42, flexible rod 42 comprises a swing arm 421 and a pull lever 422, wherein swing arm 421 is straight-bars, and its outer end cooperates chimeric shape 412 to form a collar 4211, is nested in chimeric shape 412 with the collar 4211;

Pull lever 422 is straight-bars and is arranged with a slot 4221 vertically in the outer end that cooperates swing arm 421, be sheathed on the inner of swing arm 421 with form slidably by slot 4221, making between swing arm 421 and the pull lever 422 can expanding-contracting action, the inner of pull lever 422 cooperates the nut 32 of capping apparatus 30 to form the trepanning 4222 of a circle, with trepanning 4222 be sheathed on nut 32 around.

One location structure 50, positioning structure 50 is provided with a ratchet 51, ratchet 51 is sheathed to be fixed in the other end that rotating shaft 41 does not form pivoted configuration 411, be provided with a positioning block 52, positioning block 52 wears a pivot hole 521 in middle corresponding shaft jack 131, be provided with a pivot 53, pivot 53 pivots are worn pivot hole 521 and the inner and are plugged and be fixed in a jack 131, thus positioning block 52 is hubbed at ratchet 51 around;

Positioning block 52 corresponding ratchets 51 form an inlay card face 522 in the inner, be engaged in around the ratchet 51 with inlay card face 522, thus with ratchet 51 location, the outer end of positioning block 52 cooperates latch jack 132 to form a hinge last 523, be provided with a latch 54, latch 54 passes hinge last 523 and the inner is inserted in latch jack 132 can plug form.

When the utility model needs opening water discharge hole 12, please referring to Fig. 2 to Fig. 5, the latch 54 of positioning structure 50 is pulled up, discharge positioning block 52 thus, make no longer mesh ratchet gear 51 of positioning block 52, make rotating shaft 41 freely rotate, utilize tool holding pivoted configuration 411 and rotating shaft 41 this moment, make rotating shaft 41 interlock flexible rods 42, the flexible rod 42 that is sheathed on nut 32 by the inner pivots up, with the whole upwards raised position of capping apparatus 30, in the process of adjustment the swing arm 421 of flexible rod 42 and pull lever 422 can adapt to capping apparatus about in the of 30 stroke and expanding-contracting action.

As shown in Figure 6, can adjust weep hole capping 31 sealing weep holes 12 sizes according to the degree that capping apparatus 30 promotes up, change the size that weep hole 12 is opened thus, make the utility model can adjust the flow of water, when adjusting to required weep hole 12 unlatching sizes, please referring to Fig. 2, latch 54 is inserted positioning block 52 and latch jack 132 again, thus positioning block 52 is reorientated, make positioning block 52 position of mesh ratchet gear 51 and fixed rotating shaft 41 once more, so, make the fixed-site of capping apparatus 30 and keep the size that weep hole 12 is opened.

Claims

1, a kind of blind valve of sectional unlatching is characterized in that, comprising:

One valve body, in this valve body, form the relative corresponding drainage space in bi-side in this valve body bottom of a drainage space and respectively wear a weep hole, the side of this valve body between two weep holes protrudes out outwardly and forms a pivot part, form an installing groove that communicates with this drainage space in this pivot part, this pivot part cooperates the installing groove to wear a pivot hole in both sides;

2, the blind valve of sectional unlatching according to claim 1, it is characterized in that: described drainage space forms an opening in the end face of described valve body, top in this valve body is pivoted in conjunction with a top cover with detachable form, and this top cover seals the opening of this drainage space.

3, the blind valve of sectional unlatching according to claim 1 and 2, it is characterized in that: the corresponding described rotating shaft around the outside that wears pivot hole place of described pin-joint part does not form the other end of pivoted configuration, wears a jack and a latch jack in the mode of internal and external partition;

Described positioning structure is provided with a ratchet, this ratchet sleeve is fixed in the other end that described rotating shaft does not form described pivoted configuration, be provided with a positioning block, this positioning block is middle to wearing a pivot hole by an axle jack, be provided with a pivot, this pivot pivot is worn this pivot hole and the inner is solidly plugged in this jack, this positioning block forms an inlay card face in the inner, be engaged in this ratchet with this inlay card face, this positioning block outer end cooperates this latch jack to form a hinge last, be provided with a latch, this latch passes this hinge last and the inner is inserted in this latch jack can plug form.

4, the blind valve that sectional according to claim 3 is opened, it is characterized in that: the part of described rotating shaft position in described installing groove forms a chimeric shape, described flexible rod is provided with a swing arm, this swing arm is that straight-bar and outer end form a collar, be nested in this chimeric shape with this collar, be provided with a pull lever, this pull lever is straight-bar and cooperates swing arm to be arranged with a slot vertically in the outer end, be sheathed on the inner of this swing arm with form slidably by this slot, the inner of this pull lever forms a trepanning, is sheathed on this trepanning around the nut of described capping apparatus.

5, the blind valve of sectional unlatching according to claim 4, it is characterized in that: described pivot part cooperates the installing groove to form an installing opening in the opposite side that is not provided with described axle jack and described latch jack, in conjunction with a cover plate, described pivot hole is arranged in this cover plate in this installing around openings screw lock.