CN207527093U - A kind of air-valve - Google Patents

Abstract

The utility model discloses a kind of air-valves, solve the problems, such as that air-flow air-flow when flowing through air-valve is non-uniform, its key points of the technical solution are that including housing, flap is equipped in the housing, axle sleeve is fixed on the flap, the axle sleeve connect with housing into rotation and is pierced by housing, inner panel is slidably connected in the flap, the inner cavity slided for inner panel is equipped in the flap, the through-hole of dislocation is uniformly provided on the flap and inner panel, interior bar is fixed on the inner panel, the interior bar passes through axle sleeve, the axle sleeve, which is equipped with, makes interior bar and fixed first fixing piece of axle sleeve, the housing, which is equipped with, makes flap and fixed second fixing piece of housing；The rotatable flap of user is aerated its opening, and when without opening flap completely, user can pull interior bar to communicate the through-hole on inner panel and flap, change ventilation quantity by controlling the opening amplitude of through-hole, realize uniform ventilation effect.

Description

A kind of air-valve

Technical field

The utility model is related to field of ventilation equipment, more particularly to a kind of air-valve.

Background technology

Air-valve apply in the industries such as chemical industry, chemical industry, building materials, power station, glass ventilation, the dust-laden cold wind of environment-friendly engineering or In hot wind gas pipeline, flow or the pipeline control device of cut-out are adjusted as gas medium, butterfly valve is the one of common air-valve Kind, mainly including housing, housing is interior to be equipped with flap, and flap is pierced by housing sidewall equipped with shaft, by being controlled outside housing Shaft rotates to control ventilation quantity.

In actual use, when flap rotation is in half opened condition, air-flow is along flap towards air inlet Side flow, there are air-flow when flowing through air-valve the non-uniform problem of air-flow.

Utility model content

The purpose of this utility model is to provide a kind of air-valve, having makes air-flow more uniformly imitate flowing through air-valve air-flow Fruit.

The above-mentioned technical purpose of the utility model technical scheme is that：A kind of air-valve, including shell Body, the housing is interior to be equipped with flap, is fixed with axle sleeve on the flap, the axle sleeve connect with housing into rotation and is pierced by shell Body slidably connects inner panel in the flap, is equipped with the inner cavity slided for inner panel in the flap, on the flap and inner panel It is even to be equipped with the through-hole to misplace, interior bar is fixed on the inner panel, the interior bar passes through axle sleeve, and the axle sleeve, which is equipped with, makes interior bar With fixed first fixing piece of axle sleeve, the housing, which is equipped with, makes flap and fixed second fixing piece of housing.

Setting in this way, the rotatable flap of user are aerated its opening, when without opening flap completely, User can pull interior bar to communicate the through-hole on inner panel and flap, change ventilation quantity by controlling the opening amplitude of through-hole, Realize uniform ventilation effect.

The utility model is further set：First fixing piece includes clamping screw, and the axle sleeve is equipped with perforation, institute It states clamping screw to connect with perforated thread, the clamping screw is pushed against with interior bar side wall.

Setting in this way, when pull interior bar inner panel is made to slide into designated position when, rotatable clamping screw make its with Interior bar pushes against, and inner panel is fixed.

The utility model is further set：The interior bar is equipped with the groove coordinated with clamping screw, the clamping screw It is threadedly coupled with groove, when the through-hole on the flap and inner panel is in misaligned state, the groove is with perforation in corresponding position It puts.

Setting in this way, when the through-hole on flap and inner panel is closed completely, groove is in corresponding position with perforation, User can be allowed to ensure that the through-hole on flap and inner panel is in misaligned state in fixed inner panel.

The utility model is further set：The interior bar is equipped with latch, is slidably connected and latch list on the axle sleeve To the fixture block of clamping, the fixture block, which is equipped with, makes the first spring that it is unidirectionally clamped with latch, the first both ends of the spring difference It is fixedly connected with fixture block and axle sleeve.

Setting in this way, when interior bar drives inner panel to move upwards, interior bar pushes fixture block to slide in and out, and fixture block is the Restore clamped condition with latch under the action of one spring-return power, inner panel is made not fall downwards, then user is in rotating bolt It is more laborsaving when fixed.

The utility model is further set：Second fixing piece includes positioning bolt, and the switch block, which is equipped with, can make to determine The opposite locating slot slided of position bolt, the positioning bolt pass through locating slot and are threadedly coupled with housing, the positioning bolt and Switch block pushes against.

Setting in this way is pushed against with switch block by being screwed into positioning bolt, switch block and housing can be fixed, makes to turn Plate and housing are fixed.

The utility model is further set：The interior bar is equipped with several equally distributed instruction lines from top to bottom, institute When stating the through-hole of inner panel and flap and being in misaligned state, the instruction line of the top is located at axle sleeve upper end position.

Setting in this way, when the through-hole of inner panel and flap is in misaligned state, the instruction line of the top is located at axis End position is put on, according to the instruction line being exposed on switch block upper surface it can be seen that the opening degree of through-hole.

The utility model is further set：Through-hole is in the shape to misplace completely when the inner panel is abutted with the bottom of inner cavity State, through-hole is in completely open state when the inner panel is abutted with the top of inner cavity.

Setting in this way can limit inner panel, convenient for user slide inner panel to make through-hole be in beat completely Open state or fully closed condition.

The utility model is further set：The width of the inner cavity is up big and down small, and the inner panel and inner cavity are matched for inclined-plane It closes.

Setting in this way after inner panel slide downward is closed through-hole, can reduce between inner panel and intracavity sidewall Gap can improve air-tightness.

The utility model is further set：When the positioning bolt is located at the both ends of locating slot respectively, the flap difference In complete opening and fully closed condition.

Setting in this way can limit the rotation of flap, and flap is rotated to complete open shape convenient for user State and fully closed condition.

The utility model is further set：Handle is fixed on the switch block.

Setting in this way rotates switch block convenient for user.

In conclusion the utility model has the advantages that：The rotatable flap of user is aerated its opening, When without opening flap completely, user can pull interior bar to communicate the through-hole on inner panel and flap, by controlling through-hole Opening amplitude changes ventilation quantity, realizes uniform ventilation effect.

Description of the drawings

Fig. 1 is the overall structure figure of the present embodiment；

Fig. 2 is the internal structure chart of this implementation transit plate；

Fig. 3 is the enlarged diagram at A in Fig. 2；

Fig. 4 is the internal structure chart of the present embodiment bottom bracket axle.

Reference numeral：1st, housing；2nd, flap；3rd, axle sleeve；4th, switch block；5th, handle；6th, positioning bolt；7th, locating slot；8th, it is interior Plate；9th, inner cavity；10th, through-hole；11st, interior bar；12nd, it perforates；13rd, clamping screw；14th, groove；15th, latch；16th, fixture block；17th, first Spring；18th, line is indicated.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model by Patent Law.

A kind of air-valve as depicted in figs. 1 and 2, including housing 1, is equipped with flap 2, is fixedly connected on flap 2 in housing 1 Axle sleeve 3, axle sleeve 3 are rotatablely connected and are pierced by outside housing 1 with housing 1, and switch block 4 is fixedly connected on flap 2, is fixed on switch block 4 Handle 5 is connected with, housing 1 is equipped with positioning bolt 6, and switch block 4, which is equipped with, can make the opposite locating slot 7 slided of positioning bolt 6, fixed Position bolt 6 passes through locating slot 7 and is threadedly coupled with housing 1, and positioning bolt 6 is pushed against with switch block 4；When positioning bolt 6 is located at respectively During the both ends of locating slot 7, flap 2 is respectively at opening and fully closed condition completely；User can make to turn by rotating flap 2 Plate 2 is opened, and realizes the opening and closing of air-valve.

It slidably connects inner panel 8 in flap 2, is equipped with the inner cavity 9 slided for inner panel 8 in flap 2, on flap 2 and inner panel 8 Even to be distributed the through-hole 10 that has dislocation, through-hole 10 is in the state to misplace completely when inner panel 8 is abutted with the bottom of inner cavity 9, when interior Through-hole 10 is in completely open state when plate 8 is abutted with the top of inner cavity 9；Interior bar 11, interior bar 11 are fixedly connected on inner panel 8 It is connect with 3 vertical sliding of axle sleeve；When needing to open air-valve completely, the rotatable flap 2 of user is at opening 90 ° of shape State when not needing to open completely, can pull inner panel 8 to move upwards, through-hole 10 be made to become opening state from closed state, at this time Wind is circulated by through-hole 10.

As shown in Figures 2 and 3, axle sleeve 3 is equipped with perforation 12, and axle sleeve 3 is equipped with the locking screw being threadedly coupled with perforation 12 Bolt 13, perforation 12 push against with interior bar 11, interior bar 11 are pushed against and can be fixed inner panel 8 by rotation lock bolt 13.In interior bar 11 Equipped with the groove 14 coordinated with clamping screw 13, clamping screw 13 is threadedly coupled with groove 14, when logical on flap 2 and inner panel 8 When hole 10 is in misaligned state, groove 14, in corresponding position, can allow user to ensure flap in fixed inner panel 8 with perforation 12 2 and inner panel 8 on through-hole 10 be in misaligned state.

Interior bar 11 is equipped with latch 15, and level slidably connects the fixture block 16 being unidirectionally clamped with latch 15 on axle sleeve 3, described Fixture block 16, which is equipped with, makes fixture block 16 and latch 15 be in the first spring 17 of unidirectional clamped condition, 17 both ends of the first spring respectively with Fixture block 16 is fixedly connected with axle sleeve 3, then when interior bar 11 pulls inner panel 8 to move upwards, interior bar 11 pushes fixture block 16 to slide in and out, Fixture block 16 restores clamped condition under the action of 17 restoring force of the first spring with latch 15, and inner panel 8 is made not fall downwards, then is made User is more laborsaving when rotation lock bolt 13 is fixed.

As shown in figure 4, interior bar 11 is equipped with several equally distributed instruction lines 18 from top to bottom, when inner panel 8 and flap 2 Through-hole 10 when being in misaligned state, the instruction line 18 of the top is located at 3 upper end position of axle sleeve, according to being exposed on switch block 4 Instruction line 18 on surface is it can be seen that the opening degree of through-hole 10.The width of inner cavity 9 is up big and down small, and inner panel 8 and inner cavity 9 are oblique Face coordinates, then after 8 slide downward of inner panel is closed through-hole 10, can reduce the gap between 9 side wall of inner panel 8 and inner cavity, can carry High-air-tightness.

Specific work process：When opening air-valve, user can unscrew positioning bolt 6, then rotate switch block 4, and switch block 4 is logical Crossing axle sleeve 3 drives flap 2 to rotate, and flap 2 can be rotated 90 ° by user at this time makes it be opened to maximum rating；When do not need to by When flap 2 opens 90 °, clamping screw 13 can be unscrewed, pulls interior bar 11 then up, interior bar 11 drives 8 upward sliding of inner panel to make Through-hole 10 is opened, interior bar 11 push fixture block 16 slide in and out, fixture block 16 under the action of 17 restoring force of the first spring with latch 15 Restore clamped condition, after inner panel 8 to designated position is pulled, interior bar 11 is pushed against fixation by rotatable clamping screw 13, and air leads to It crosses through-hole 10 to circulate, makes ventilation more uniform.

Claims (10)

1. a kind of air-valve including housing (1), is equipped with flap (2), axle sleeve is fixed on the flap (2) in the housing (1) (3), the axle sleeve (3) is rotatablely connected with housing (1) and is pierced by housing (1), it is characterized in that：It is slidably connected in the flap (2) There is an inner panel (8), be equipped with the inner cavity (9) slided for inner panel (8) in the flap (2), it is uniform on the flap (2) and inner panel (8) Through-hole (10) equipped with dislocation is fixed with interior bar (11) on the inner panel (8), and the interior bar (11) is described across axle sleeve (3) Axle sleeve (3), which is equipped with, makes interior bar (11) and fixed first fixing piece of axle sleeve (3), the housing (1) be equipped with make flap (2) and Fixed second fixing piece of housing (1).

2. a kind of air-valve according to claim 1, it is characterized in that：First fixing piece includes clamping screw (13), institute State axle sleeve (3) be equipped with perforation (12), the clamping screw (13) with perforation (12) be threadedly coupled, the clamping screw (13) and Interior bar (11) side wall pushes against.

3. a kind of air-valve according to claim 2, it is characterized in that：The interior bar (11) is equipped with matches with clamping screw (13) The groove (14) of conjunction, the clamping screw (13) are threadedly coupled with groove (14), the through-hole on the flap (2) and inner panel (8) (10) in misaligned state when, the groove (14) is with perforation (12) in corresponding position.

4. a kind of air-valve according to claim 2, it is characterized in that：The interior bar (11) is equipped with latch (15), the axis The fixture block (16) being unidirectionally clamped with latch (15) is slidably connected on set (3), the fixture block (16), which is equipped with, makes itself and latch (15) the first spring (17) being unidirectionally clamped, the first spring (17) both ends are fixed respectively with fixture block (16) and axle sleeve (3) to be connected It connects.

5. a kind of air-valve according to claim 1, it is characterized in that：Second fixing piece includes positioning bolt (6), described Switch block (4) is fixed on axle sleeve (3), the switch block (4), which is equipped with, can make the opposite locating slot (7) slided of positioning bolt (6), The positioning bolt (6) is threadedly coupled across locating slot (7) and with housing (1), and the positioning bolt (6) pushes against with switch block (4).

6. a kind of air-valve according to claim 5, it is characterized in that：The interior bar (11) is equipped with several from top to bottom When the through-hole (10) of the instruction line (18) of even distribution, the inner panel (8) and flap (2) is in misaligned state, the instruction of the top Line (18) is positioned at axle sleeve (3) upper end position.

7. a kind of air-valve according to claim 1, it is characterized in that：The inner panel (8) is led to when being abutted with the bottom of inner cavity (9) Hole (10) is in the state to misplace completely, and through-hole (10) is opened in complete when the inner panel (8) abuts with the top of inner cavity (9) State.

8. a kind of air-valve according to claim 1, it is characterized in that：The width of the inner cavity (9) to be up big and down small, it is described in Plate (8) and inner cavity (9) coordinate for inclined-plane.

9. a kind of air-valve according to claim 5, it is characterized in that：The positioning bolt (6) is respectively positioned at locating slot (7) During both ends, the flap (2) is respectively at opening and fully closed condition completely.

10. a kind of air-valve according to claim 5, it is characterized in that：Handle (5) is fixed on the switch block (4).