CN2245657Y - Rolling door machine - Google Patents

Abstract

The rolling door machine for rolling door is characterized by that on the supporting seat a motor and a position-limiting mechanism are connected, and a roller wheel and a gear train are set, and the gear ring can be rotatably placed on the supporting seat according to the roller wheel and meshed with the final-stage transmission gear in the position-limiting input gear and gear train. One end of the motor rotating shaft is connected with the transmission gear, and the other end is provided with a brake comprising a brake piece, an electromagnet and a manual pull wire. The rolling door machine is arranged on the upper end of a door frame and crosses a circular pipe, and a gear ring of the rolling door machine is used as a driving turntable to wind and drive the rolling door to open and close. The door rolling machine has compact structure and safe, reliable and convenient use.

Description

Door-rolling machine

The utility model relates to the gear drive of conveying rotary motion.

Rolling door is the type gate kind of institute's adapteds such as market, storehouse, factory building, room in recent years.This rolling door generally adopts manual keying, promptly spurs up and down with manpower, rolling door is embraced be provided with the rotating disk rolling of torsion spring around doorframe top or extend to realize opening and closing.Manual keying is required great effort and is bothered.

The purpose of this utility model is to provide a kind of and is installed on the doorframe upper end and is positioned at the electric roll-up door mechanism that rolling door is embraced the regional inner structure compactness of volume.

The utility model door-rolling machine, comprise motor, reducing gear and position-limit mechanism, its special character is the axial perforation of position-limit mechanism and motor and center and radially cuts out opening to become the supporting base of open loop shape to connect mutually, establish axially parallel on this supporting base in supporting base axial roller and the gear train that constitutes reducing gear, the gear ring that inwall is established axially adjacent circumferential slot rolling and teeth is fastened on the perisporium of said roller with its slot rolling and bearing is engaged in the final stage travelling gear of said gear train in the teeth of supporting base and gear ring, gear ring has this outside dimension, i.e. motor, the ring that position-limit mechanism and supporting base are in gear ring outer wall place tubular surface encloses in the territory.

Said position-limit mechanism is provided with the support that connects with supporting base, establishing screw rod on the support, to be parallel to supporting base axially, screw rod one end is limited position input gears engaged in gear ring through supporting base and in this end, sheathed driving lever on the screw rod is established wiring terminal and the limit switch that is positioned at driving lever shift motion terminal on the support.

The gear train of said formation reducing gear comprises that first order reduction gearing is engaged in the travelling gear that machine shaft joins, the second level travelling gear coaxial with first order reduction gearing, with the second level reduction gearing of second level travelling gear engagement, with second level reduction gearing coaxial and with the third level travelling gear of gear ring engagement be above-mentioned final stage travelling gear.

Said motor is associated with brake, and this brake contains the static electromagnet that is sticked in the friction brake wafer of machine shaft down and acts on this brake(-holder) block, and this brake(-holder) block also links with manual backguy.

The utility model door-rolling machine, establish roller and gear train on its supporting base that axially connects, in the use this supporting base embrace cover be fixed in doorframe upper end across pipe on, gear ring is embraced the cover bearing can be according to the final stage travelling gear that rotates and be engaged in gear train with regard to roller in supporting base, the motor that is coupled to supporting base can drive gear ring through gear train and rotate, this gear ring is as the same driven rotating disk winding rolling door of being located in addition across pipe together of active rotating disk, this outside dimension that gear ring is got does not hinder in the folding and unfolding of rolling door supporting base and the motor that links and position-limit mechanism thereof and opens and closes, and set position-limit mechanism has the effect that the rolling door of making opens and closes accurate positioning.So this door-rolling machine compact conformation, reliable operation, easy to use, in order to replace the manual rolling door that opens and closes, effective.

The technical solution of the utility model is elaborated in conjunction with respective drawings with embodiment below.

Fig. 1, door-rolling machine general assembly schematic diagram;

Fig. 2, the position-limit mechanism diagrammatic sketch;

Fig. 3, the motor diagrammatic sketch;

Fig. 4, the gear ring diagrammatic sketch;

Fig. 5 is provided with the axial diagrammatic sketch of supporting base of roller and gear train;

Fig. 6, the A of assembly shown in Figure 5 is to diagrammatic sketch;

Fig. 7, the B-B sectional view of assembly shown in Figure 5;

Fig. 8, a kind of axial diagrammatic sketch of door-rolling machine general assembly.

The utility model door-rolling machine, by shown in Figure 1, its position-limit mechanism 4 axially connects and radially cuts out opening with the center with the motor 3 that is associated with brake 2 and becomes the supporting base 5 of open loop shape to connect mutually, and bearing has gear ring 6 on the supporting base; And see that Fig. 5, Fig. 6 and Fig. 8, the axial perforation position of supporting base center have a conjuncted with it planar clamp cap 7 of planar axial projections 32, one truncated cylinders of truncated cylinder to be coupled to supporting base with screw and axial projections 32 involutoryly; The brake 2 of motor is provided with manual backguy 1;

Position-limit mechanism 4 is wherein seen Fig. 2, is provided with the support 13 that connects with supporting base, and establishing screw rod 10 on this support, to be parallel to supporting base axially; And see Fig. 8, screw rod 10 1 ends are engaged in gear ring 6 through supporting base and in this end position input gear 12 of limiting; The sheathed spring 9 in screw rod both ends, the sheathed driving lever 11 in middle part is established wiring terminal 8 and is positioned at the limit switch 14 of driving lever 11 shift motion terminals, and is provided with the positioning screw mandrel 16 and the dog screw 15 of limit switch on the support;

Motor 3 is wherein seen Fig. 3, is equipped with stator 19 and rotor 20 between its drive end bearing bracket 23 and rear end cap 18; The machine shaft frame is in bearing 17, and rotating shaft one end joins travelling gear; Capacitor 21 is attached to motor;

Gear ring 6 is wherein seen Fig. 4, be by two hemizonid ends to involutory through the screw be combined into; This gear ring inwall is established axially adjacent circumferential slot rolling and teeth, has screw 24 in the radially screw of outer wall and be the rolling door that is used for fixing winding; And see Fig. 5 and Fig. 8, gear ring is fastened on roller 25 perisporiums with its slot rolling and bearing is engaged in third level travelling gear 28 and spacing input gear 12 in supporting base 5 and its teeth;

Supporting base 5 wherein, see Fig. 5 to Fig. 8, be provided with the gear train of four rolling 25 and formation reducing gear on it axially parallel, this gear train comprises that first order reduction gearing 29 is engaged in travelling gear shown in Figure 3 22, the second level travelling gear 26 coaxial with first order reduction gearing, rotating shaft places bearing 30, with the second level reduction gearing 27 of second level travelling gear engagement, with second level reduction gearing coaxial and with the third level travelling gear 28 of gear ring 6 engagements;

Wherein be coupled to the brake 2 of motor, contain the static electromagnet that is sticked in the friction brake wafer of machine shaft down and acts on this brake(-holder) block; This brake(-holder) block also links with manual backguy, and this is a kind of steel tendon backguy, and the backguy overcoat is around property plastic cement pipe, and terminal is associated with the screwing type puller handle, and drawing mechanism is similar to a kind of cable brake of bicycle.

This door-rolling machine be installed in doorframe upper end across pipe.The bolt 31 that wherein is shown in Fig. 8 radially passes said pipe and by clamp cap 7 supporting base is fixed in pipe in the lump together with motor and position-limit mechanism; The gear ring end that is divided into two hemizonids to involutoryly by bearing in supporting base and be engaged in third level travelling gear 28 and spacing input gear 12 and can be according to being rotated with regard to roller 25.Rolling door upper end is fixed on gear ring and the pipe sheathed driven rotating disk in addition, screw 24 usefulness that fixes.This door-rolling machine is installed on the pipe middle part and is advisable, and gear ring drives and rolls up on the rolling door or transfer as the active rotating disk, limit switch 14 actions when volume is put into, cut off motor power, arrestment mechanism 2 actions simultaneously, promptly friction brake wafer disengaging electromagnet wherein blocks machine shaft.In case have a power failure, can operate manual backguy 1, brake(-holder) block is pulled away from machine shaft, open and close rolling door with manual mode.

Claims (9)

1, door-rolling machine, comprise motor, reducing gear and position-limit mechanism, it is characterized in that, position-limit mechanism (4) axially connects and radially cuts out opening with the center with motor (3) and becomes the supporting base (5) of open loop shape to connect mutually, establish axially parallel on the supporting base (5) in the axial roller (25) of supporting base (5) with constitute the gear train of reducing gear, the gear ring (6) that inwall is established axially adjacent circumferential slot rolling and teeth is fastened on roller (25) perisporium with its slot rolling and bearing is engaged in the final stage travelling gear (28) of said gear train in the teeth of supporting base (5) and gear ring (6), gear ring (6) has this outside dimension, i.e. motor (3), the ring that position-limit mechanism (4) and supporting base (5) are in gear ring (6) outer wall place tubular surface encloses in the territory.

2, door-rolling machine as claimed in claim 1, it is characterized in that, position-limit mechanism (4) is provided with the support (13) that connects with supporting base (5), establishing screw rod (10) on the support (13), to be parallel to supporting base (5) axially, screw rod (10) one ends are engaged in gear ring (6) through supporting base (5) and in this end position input gear (12) of limiting, screw rod (10) is gone up sheathed driving lever (11), establishes wiring terminal (8) on the support (13) and is positioned at the limit switch (14) of dead man (11) shift motion terminal.

3, door-rolling machine as claimed in claim 1, its feature, it is the gear train of said formation reducing gear, comprise that first order reduction gearing (29) is engaged in the travelling gear (22) that machine shaft joins, the second level travelling gear (26) coaxial with first order reduction gearing, with the second level reduction gearing (27) of second level travelling gear engagement, with second level reduction gearing coaxial and with the third level travelling gear (28) of gear ring (6) engagement.

4, door-rolling machine as claimed in claim 1 is characterized in that, gear ring (6) be by two hemizonid ends to involutory through the screw be combined into.

5, as claim 1,2,3 or 4 described door-rolling machines, it is characterized in that, be associated with brake (2) on the motor (3), this brake contains the static electromagnet that is sticked in the friction brake wafer of motor (3) rotating shaft down and acts on this brake(-holder) block, and this brake(-holder) block also links with manual backguy.

As claim 1,2,3 or 4 described door-rolling machines, it is characterized in that 6, there is a conjuncted with it planar axial projections (32) of truncated cylinder at the axial perforation position of supporting base (5) center.

7, door-rolling machine as claimed in claim 6 is characterized in that, has the planar clamp cap of a truncated cylinder (7) to be coupled to supporting base through screw and axial projections (32) involutoryly.

8, door-rolling machine as claimed in claim 5 is characterized in that, there is a conjuncted with it planar axial projections (32) of truncated cylinder at the axial perforation position of supporting base (5) center.

9, door-rolling machine as claimed in claim 8 is characterized in that, has the planar clamp cap of a truncated cylinder (7) to be coupled to supporting base through screw and axial projections (32) involutoryly.

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