CN2185787Y

CN2185787Y - Improved horizontal shutter vane regulating mechanism

Info

Publication number: CN2185787Y
Application number: CN 94200102
Authority: CN
Inventors: 杨金钱
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-01-06
Filing date: 1994-01-06
Publication date: 1994-12-21
Anticipated expiration: 2004-01-06

Abstract

The utility model discloses an improved horizontal shutter vane regulating mechanism. A hollow fixing base housing is composed of a housing and a base which is clamped and hooked with the housing. The front part of the buckling part of the base and the housing is provided with a U-shaped groove for the guiding of a pull rope; a shaft disc is sheathed on the lower part of a driving worm, and the pull rope which is used for controlling the open and closure of the shutter blades is wound around the shaft disc. The driving worm is movably arranged the front side of a fixing base, and a worm wheel which is sheathed on a rotating shaft is engaged with the worm. When the two ends of the pull rope wound around the shaft disc and guided by the U-shaped groove are pulled, a rotating disc drives the worm to rotate, and the worm is engaged with the worm wheel and plays the damping action. The inside of the clamping groove of the shaft disc is provided with convex teeth which are arranged in the alternate way, and the friction force of the friction force of the pull rope can be improved thereby.

Description

Improved horizontal shutter vane regulating mechanism

The utility model relates to a kind of doors and windows adornment, particularly a kind of modified horizontal type louver blade turning mechanism.

The structure of present horizontal type louver is as shown in Figure 1: traverse rod 5 ends on the horizontal type louver top have a hollow holders 1, the inner transverse of holder 1 has a worm gear 2, worm gear 2 is hubbed in the holder inner chamber 7 with adjustment axle 6, what be meshed with gear 2 is a rotating shaft that is provided with worm screw section 31 3 that is to tilt and visits outward, the outer spy section 32 of rotating shaft 3 is oblique below and is provided with and is connected with a swivel hook 33, swivel hook 33 is hung oneself and is connected with a bull stick 4, when rotating swivel hook 33, rotating shaft 3 is rotated thereupon and is driven wrom tooth wheel 2 and rotates, when wrom tooth wheel 2 rotates, adjust axle 6 side traction shutter blind 7 and vertically move, to reach the purpose that blade opens and closes.

The existing problem of shutter blind guiding mechanism of this structure is: 1, the switching of touching blade 7 and obstruction curtain sheet for bull stick 4 is unlikely, then rotating shaft 3 must be arranged to outer stretched mode, like this in handling process very easy should outside visit part and damage, and the utmost point is not attractive in appearance.

2, the curtain sheet guiding mechanism of this structure must will be formed the upper and lower mould spaced apart of holder 1 in advance in assembling process; then gear 2 and rotating shaft 3 are installed in the female die of holder 1 one by one; after the worm screw section 31 that makes rotating shaft 3 epimeres and gear 2 engagements more together with upper mold section 101 and counterdie 102 oblique buckle closures; and; for preventing that the female die slippage is opened in the fastening place, also need be coated with adhesive material at the fastening place.So the assembling effort is time-consuming.

3, tilts to intersect engagement owing to the worm screw section 31 of rotating shaft 3 epimeres and wrom tooth wheel 2 are axis 90 degree that interlace, its mate is less, thus when meshing transferring power accurate to reach efficient relatively poor, especially scurry vertically when moving when rotating shaft 3, it is poorer that it meshes effect.

The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect of existing in prior technology, and provide a kind of assemble simple and convenient, engagement accurately and reliably, the modified horizontal type louver blade turning mechanism of good looking appearance.

The purpose of this utility model is to realize by following technical scheme, the hollow holders housing be by a housing with one with housing mutually the base of grab constitute, there is a U-lag for the stay cord derivation front portion at base and housing fastening, the bottom encapsulation of one transmission worm screw has a reel, drum has the stay cord that the control blade of louver window opens and closes in the reel, the activity of transmission worm screw is housed in the holder front side, be meshed with worm screw be one with the worm gear of shaft set, when with the two stay cord ends of drawing by the U-lag pulling of the reel that unrolls, rotating disk then drives worm screw and rotates, worm screw then meshes and plays damping action with worm gear, in the clip slot of reel, be provided with the double wedge that interlaces and be provided with, with the frictional force of increase with stay cord.

Therefore: remarkable result of the present utility model is:

1, because holder is to be made of the up and down base and the housing engaging of make-up, therefore, that its fastening place need not is bonding, be convenient to install combination again.

2, because the engaged transmission part places enclosure interior fully, therefore, fractureed by collision, elegant in appearance again.

3, the engagement of worm and wheel is reliable and stable, so have higher transfer reliability and transmission efficiency.

4, double wedge that is convexly equipped with in the reel and stay cord form the effect of rubbing of nibbling that interlaces, so have stable frictional drive effect.

Concrete structure of the present utility model is realized by the following examples and accompanying drawing thereof:

Fig. 1 is the section of structure of existing blade of louver window guiding mechanism.

Fig. 2 is a structural perspective of the present utility model.

Fig. 3 is the section of structure after Fig. 2 makes up.

Fig. 4 is the structural perspective of the reel of worm screw bottom among Fig. 2.

Below in conjunction with accompanying drawing 2-4 concrete structure of the present utility model is described in detail:

The utility model has a hollow holders 1 and a worm gear 2 that is meshed with worm screw section 31 that is housed in the holder 1, worm gear 2 is solid with adjustment axle 6 covers, it is characterized in that: hollow holders 1 is to be made of the housing 10 of a hollow button box shape and a base 8 card that interlocks, offer one on the one side sidewall of base 8 and supply the U-lag 83 of the stay cord derivation of blade of louver window 7, on base 8 diapires, be provided with axis hole 82 with 31 times shaft part 314 movable sleeves of worm screw section, the housing 10 roof places of button box shape have one corresponding with axis hole 82 and with worm screw section 31 on the axis hole 103 of shaft part 312 mutually movable sleeves, activity has been put one and has laterally been adjusted axle 6 in the axis hole 104 of two corresponding sidewalls of the housing 10 of axis hole 103 1 sides, the worm screw section 31 tapered worm screws that are meshed with worm gear 2, one reel 9 is arranged at taper worm screw bottom, and drum has stay cord in the ring-shaped groove 91 of reel 9.Referring to Fig. 2 to Fig. 4

Architectural feature of the present utility model also is:

The housing 10 rear wall bottoms of the hollow button box shape of lower open mouth are provided with and base correspondence position draw-in groove 81 grab 105 that fastens of grab mutually, are plugged with a rotating shaft 84 in the bottom of the vertical slot 85 of base U-lag 83, and epireliefs have two symmetrical spacing raised lines 86 above the base 8.Referring to Fig. 2 to Fig. 4

The following card of reel 9 falls to being placed on the inside bottom wall face of base 8, reel 9 has the card 92 of two symmetries and parallel coaxial, the ring-shaped groove 91 that one indent minor diameter is arranged between two concentric cards 92, circumferential interval in the ring-shaped groove 91 radially is raised with the two circle double wedges 93 up and down of staggered distribution, the stay cord card of blade of louver window 7 is around the root of the ring-shaped groove 91 between the double wedge 93, and reel 9 becomes coaxial shape with worm screw section 31 plug-in mountings.Referring to Fig. 2 to Fig. 4

Work of the present utility model and assembly relation are summarized as follows: during assembling, earlier the taper worm screw section of worm screw section 31 is directly inserted in the inner chamber 106 of axis hole 103 and housing 10, utilize size different of gap movable between worm screw section and the axis hole 103 and taper worm screw section wrom tooth 311 diameters then and make itself and worm gear 2 enter engagement, again together with base 8 and housing 10 clasps, and shaft part 314 is inserted in the axis holes 82, the stay cord drum is in reel 9, and the two ends of stay cord are drawn to prolong to the outside and pulled out and extend downwards through rotating shaft 84 tops.

When the pulling stay cord, stay cord is moved up and down.

Last lower raised teeth 93 can make that stay cord is spacing does not deviate from reel groove 91, has both played making that stay cord is tortuous curvedly to prolong state, can increase the frictional force of transmission again.

Claims

1, modified horizontal type louver blade turning mechanism, one hollow holders (1) and a worm gear (2) that is meshed with worm screw section (31) that is housed in the holder (1) are arranged, worm gear (2) is solid with adjustment axle (6) cover, it is characterized in that: hollow holders (1) is to be made of the housing (10) of a hollow button box shape and a base (8) card that interlocks, one side sidewall of base (8) is provided with one and supplies the U-lag (83) of the stay cord derivation of blade of louver window (7), on base (8) diapire, be provided with axis hole (82) with the following movable sleeve of shaft part (314) of worm screw section (31), have one corresponding with axis hole (82) and go up the axis hole (103) of the mutually movable sleeve of shaft part (312) with worm screw section (31) at housing (10) the roof place of button box shape, activity has been put one and has laterally been adjusted axle (6) in the axis hole (104) of two corresponding sidewalls of the housing (10) of axis hole (103) one sides, the tapered worm screw of worm screw section (31) that is meshed with worm gear (2), one reel (9) is arranged at taper worm screw bottom, and the interior drum of ring-shaped groove (91) of reel (9) has stay cord.

2, by the described modified horizontal type louver of claim 1 blade turning mechanism, it is characterized in that: housing (10) the rear wall bottom of the hollow button box shape of lower open mouth is provided with and base correspondence position draw-in groove (81) grab (105) that fastens of grab mutually, bottom at the vertical slot (85) of base U-lag (83) is plugged with a rotating shaft (84), and epirelief has two symmetrical spacing raised lines (86) above the base (8).

3, by the described modified horizontal type louver of claim 1 blade turning mechanism, it is characterized in that: the following card of reel (9) falls to being placed on the inside bottom wall face of base (8), reel (9) has the card (92) of two symmetries and parallel coaxial, the ring-shaped groove (91) that one indent minor diameter is arranged between two concentric cards (92), circumferential interval in the ring-shaped groove (91) radially is raised with the two circle double wedges (93) up and down of staggered distribution, the stay cord card of blade of louver window (7) is around the root of the ring-shaped groove (91) between the double wedge (93), and reel (9) becomes coaxial shape with worm screw section (31) plug-in mounting.