CN101906926A - Safety device of electric iron rolling door - Google Patents
Safety device of electric iron rolling door Download PDFInfo
- Publication number
- CN101906926A CN101906926A CN2009102032970A CN200910203297A CN101906926A CN 101906926 A CN101906926 A CN 101906926A CN 2009102032970 A CN2009102032970 A CN 2009102032970A CN 200910203297 A CN200910203297 A CN 200910203297A CN 101906926 A CN101906926 A CN 101906926A
- Authority
- CN
- China
- Prior art keywords
- fixture block
- pedestal
- end cap
- safety device
- rolling door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a safety device of an electric iron rolling door, comprising a casing, a base and at least one clamping block, wherein an accommodation space is formed in the casing; the inner surface of the casing is provided with at least one stopping part convex inwards in radial direction; the base is provided with a shaft part and is pivoted in the casing; teeth are arranged in the shaft part for being matched with a shaft lever of a rolling bar, so that the base can synchronously rotate with the rolling bar; the outer surface of the shaft part of the base is provided with at least one limiting part extending towards in radial time; one end of the clamping block is pivoted on the limiting part of the base and is tightened on the shaft part of the base through an elastic piece; once a chain between the rolling bar and the rolling door machine is broken due to the wear, the safety device connected to the shaft lever of the roller bar can generate the action to stop the rolling bar, prevent a rolling door sheet from quickly falling off to cause an accident, thereby ensuring the safety of life and property.
Description
Technical field
The present invention designs a kind of electric iron rolling door, refers to be connected in the electric iron rolling door safety device on the scroll bar axostylus axostyle especially.
Background technology
With reference to Fig. 7, be traditional electric roll-up door mechanism, it includes a pedestal 90, pedestal 90 tools, one first end and one second end, pedestal 90 first ends are provided with a driving wheel (not shown) that is connected with motor 91, and pedestal 90 second ends are provided with a driven pulley 93 that can combine with scroll bar 92, and described driving wheel and driven pulley 93 are to rely on a chain 94 to give interlock.
Existing electric roll-up door mechanism is hidden potential crisis, and the reduction gearing in the motor 91 makes and rolling door flat 95 landing rapidly of existing electric roll-up door mechanism causes injury to personnel or article to damage easily because gear collapses tooth or factors such as wearing and tearing and brake failure.
And tradition is in order to overcome the problems referred to above, be every assembly with electric roll-up door mechanism strengthen overstriking come in response to, yet, cause inventory charge thus and be difficult for producing, the electric roll-up door mechanism of massiveness more is difficult to maintenance.
Moreover, can't guarantee also that with thick material rolling door can not fall down, though may have long service time, in the course of time forget that the danger that above-mentioned rolling door flat 95 falls rapidly also might take place in maintenance, and people's habit is not remove to comprehend the safe condition of electric roll-up door mechanism when thing not taking place, to be located at the several meter of overhead high for electric roll-up door mechanism still more, be easy to forget time-based maintenance and inspection, the weight that also can increase electric roll-up door mechanism simultaneously makes in the Operation and maintenance more inconvenient.
For the problems referred to above, the applicant has proposed a solution, and the phase can overcome above-mentioned disappearance and problem completely.Therefore, be the safety device of inventing out a kind of electric iron rolling door, it is all shortcomings that can overcome above-mentioned existing structure.
Summary of the invention
The technical problem that the safety device institute desire of electric iron rolling door of the present invention solves is to be, just in case the chain between scroll bar and the door-rolling machine ruptures because of wearing and tearing, the safety device that is connected on the axostylus axostyle of scroll bar can the generation effect block scroll bar, the accident that prevents rolling door flat from dropping rapidly and take place is guaranteed the safety of lives and properties.
The danger that rolling door flat falls takes place except preventing because of chain fracture in the safety device of electric iron rolling door of the present invention, more can effectively avoid break pin, gear of door-rolling machine tooth case to collapse tooth or the danger that problem caused such as wearing and tearing and brake failure.
The fixture block of the safety device of electric iron rolling door of the present invention can move between expanded position and stowed position; when expanded position; fixture block struts elastic component fastens in the stopper section card division; when stowed position; fixture block is subjected to elastic component to tighten strength to be contraction state, to reach the protective effect that rolling door flat falls.
For achieving the above object, the technical solution used in the present invention is:
A kind of safety device of electric iron rolling door is characterized in that, includes:
One housing, the one end is incorporated on the frame plate, and forms an accommodation space in the described housing, and described shell inner surface radially convexes with at least one stopper section in described accommodation space;
One pedestal, described pedestal is hubbed in the accommodation space of described housing, and can produce relative pivot relation, described pedestal has an axial region, described axial region is connected in the axostylus axostyle of scroll bar, make scroll bar can drive described pedestal and rotate, the axial region external surface of described pedestal is provided with the limiting section that at least one radial outward is extended;
At least one fixture block, one end of described fixture block is hubbed on the limiting section of described pedestal, and can produce relative pivot pendulum relation, described fixture block relies on an elastic component to be tightened on the axial region of described pedestal, prevent that described fixture block is arbitrarily with respect to described pedestal pivot pendulum, and described fixture block can move between expanded position and stowed position, when expanded position, described fixture block struts described elastic component and fastens in described stopper section, when stowed position, described fixture block is subjected to described elastic component to tighten strength to be collapse state.
Compared with prior art, the beneficial effect that has of the present invention is:
1. the safety device of electric iron rolling door of the present invention, it is to be connected on the axostylus axostyle of scroll bar, just in case the chain between scroll bar and the door-rolling machine ruptures because of wearing and tearing, safety device can the generation effect block scroll bar, the accident that prevents rolling door flat from dropping rapidly and take place is guaranteed the safety of lives and properties.
2. the safety device of electric iron rolling door of the present invention, it be except can preventing because of the danger that rolling door flat falls takes place in the chain fracture, more can effectively avoid break pin, gear of door-rolling machine tooth case to collapse tooth or the danger that problem caused such as wearing and tearing and brake failure.
3. the safety device of electric iron rolling door of the present invention; its fixture block can move between expanded position and stowed position; when expanded position; fixture block struts elastic component fastens in the stopper section card division; when stowed position; fixture block is subjected to elastic component to tighten strength to be contraction state, to reach the protective effect that rolling door flat falls.
Description of drawings
Fig. 1 is the stereo appearance figure of the safety device of electric iron rolling door of the present invention;
Fig. 2 is the three-dimensional exploded view of the safety device of electric iron rolling door of the present invention;
Fig. 3 is the sectional drawing of being got along the 3-3 hatching among Fig. 1 of safety device of electric iron rolling door of the present invention;
Fig. 4 is the sectional drawing of being got along the 4-4 hatching among Fig. 3 of safety device of electric iron rolling door of the present invention, and the expression fixture block is at the state of stowed position, and the axostylus axostyle of scroll bar can normal rotation;
Fig. 5 is the action schematic diagram of the safety device of electric iron rolling door of the present invention, and the expression fixture block is at the state of expanded position, and the axostylus axostyle of scroll bar can't rotate;
Fig. 6 is the action schematic diagram of the safety device of electric iron rolling door of the present invention, and the expression fixture block is at the state of expanded position, and the axostylus axostyle of scroll bar can't rotate;
Fig. 7 is traditional electric roll-up door mechanism stereo appearance figure.
Description of reference numerals: 90 pedestals; 91 motors; 92 scroll bars; 93 driven pulleys; 94 chains; 95 rolling door flats; 1 scroll bar; 2 axostylus axostyles; 3 door-rolling machines; 4 chains; 5 rolling door flats; 6 frame plates; 7 fluted discs; 10 safety devices; 20 housings; 201 accommodation spaces; 202 stopper sections; 21 first end caps; 211 storage tanks; 22 second end caps; 221 storage tanks; 222 through holes; 23 connecting supports; 231 engagement grooves; 24 conjunctions; 25 fixtures; 30 pedestals; 31 axial regions; 311 teeth; 312 annular grooves; 32 limiting sections; 321 perforation; 322 tanks; 33 bearings; 34 joint rings; 35 pads; 40 fixture blocks; 41 pivoted holes; 42 card divisions; 43 grooves; 44 elastic components; 45 latches.
The specific embodiment
Referring to figs. 1 through Fig. 3, safety device 10 of the present invention is to be connected on the axostylus axostyle 2 of scroll bar 1, just in case the chain 4 between scroll bar 1 and the door-rolling machine 3 ruptures because of wearing and tearing, safety device 10 can the generation effect block scroll bar 1, the accident that prevents rolling door flat 5 from dropping rapidly and take place is guaranteed the safety of lives and properties.
Please cooperate simultaneously with reference to Fig. 3, frame plate 6 is equiped with door-rolling machine 3 and scroll bar 1, and the axostylus axostyle 2 of scroll bar 1 at one end is combined with fluted disc 7, and scroll bar 1 can produce rotation relationship with respect to frame plate 6 with fluted disc 7.Be provided with the motor (not shown) of the moving control of can powering in the door-rolling machine 3, utilize motor to drive a gear (not shown) that is articulated on the frame plate 6, gear can be driven by motor turn round.Again with chain 4 cross-over connections,, reach the effect that makes plural rolling door flat 5 elevators that are wound on scroll bar 1 outside rise or descend between the fluted disc 7 of the gear of door-rolling machine 3 and scroll bar 1 so that door-rolling machine 3 can drive scroll bar 1 running.Safety device 10 of the present invention is installed in the end of the axostylus axostyle 2 of scroll bar 1 in contrast to fluted disc 7, and safety device 10 includes a housing 20, pedestal 30 and at least one fixture block 40.
Described housing 20 is to be a hollow circular tube shape, and housing 20 1 ends are incorporated on the frame plate 6.Form an accommodation space 201 in the housing 20, and housing 20 at one end is provided with the end that one first end cap, 21, the first end caps 21 can seal accommodation space 201.First end cap 21 is provided with one at external surface and is tetragonal connecting support 23, connecting support 23 around offer several engagement grooves 231, each engagement groove 231 can both be fixed on the frame plate 6 by a conjunction 24.Connecting support 23 in the present embodiment is provided with four engagement grooves 231 altogether, and is fixed on the frame plate 6 for four conjunctions 24.Conjunction 24 in the present embodiment is the screw lock module that screw cooperates with nut.The inner surface of first end cap 21 is formed with a storage tank 211.
Described pedestal 30 is to be hubbed in the accommodation space 201 of housing 20, and can produce relative pivot relation.Pedestal 30 has an axial region 31 that is hollow tubular, is provided with tooth 311 in the axial region 31, for cooperating with the tooth of the axostylus axostyle 2 of scroll bar 1, makes pedestal 30 to rotate synchronously with scroll bar 1.The two ends of pedestal 30 axial regions 31 are articulated in first end cap 21 and second end cap 22 of housing 20 separately, furthermore, the two ends of pedestal 30 axial regions 31 are to be articulated in separately in the storage tank 221 of the storage tank 211 of first end cap 21 and second end cap 22, make pedestal 30 to produce the relation of pivot with respect to housing 20.
In the present embodiment, be provided with a bearing 33 between the axial region 31 of pedestal 30 and the storage tank 211 of first end cap 21, also be provided with a bearing 33 between the axial region 31 of pedestal 30 and the storage tank 221 of second end cap 22, described pedestal 30 can be turned round in housing 20 more smoothly.The axial region 31 of pedestal 30 also is equipped with an annular groove 312 with respect to through hole 222 places of second end cap 22, annular groove 312 can hold a joint ring 34, make described joint ring 34 be enclosed in the through hole 222 of the annular groove 312 and second end cap 22, avoid the dirt bits to enter in the accommodation space 201 of housing 20.
One end of fixture block 40 is to be hubbed on the limiting section 32 of pedestal 30, and can produce relative pivot pendulum relation.Fixture block 40 has a pivoted hole 41, pivoted hole 41 is hubbed on the limiting section 32 fixture block 40 by means of one is arranged in the latch 45 of perforation 321, in the present embodiment, limiting section 32 is provided with four perforation 321, makes in the tank 322 of described pedestal 30 and can be pivoted with four fixture blocks 40.Described fixture block 40 forms a card division 42 in contrast to an end of pivoted hole 41, and card division 42 can fasten the stopper section 202 in housing 20, makes pedestal 30 rotate (as Fig. 5) with respect to housing 20.
The outer peripheral face of fixture block 40 is provided with a groove 43, makes each fixture block 40 can rely on an elastic component 44 to be tightened on the axial region 31 of pedestal 30, prevents that fixture block 40 is arbitrarily with respect to pedestal 30 pivots pendulum (as Fig. 4).In the present embodiment, elastic component 44 is spring coils.Fixture block 40 can move between expanded position and stowed position, and when expanded position, fixture block 40 struts elastic component 44 makes card division 42 fasten in the stopper section 202, and when stowed position, fixture block 40 is subjected to elastic component 44 to tighten strength to be collapse state.
With reference to Fig. 1 and Fig. 4, when door-rolling machine 3 is normally done the time spent, rolling door flat 5 slowly falls according to normal speed, the centrifugal force that when axostylus axostyle 2 of scroll bar 1 rotates fixture block 40 is produced is tightened strength less than elastic component 44, expression scroll bar 1 is under the situation of door-rolling machine 3 normal operations, and fixture block 40 can remain on stowed position.
With reference to Fig. 1 and Fig. 5, when the chain between scroll bar 1 and the door-rolling machine 34 ruptures because of wearing and tearing, scroll bar 1 loses restraining of door-rolling machine 3, make rolling door flat 5 allow scroll bar 1 rotation because of deadweight, this moment, rolling door flat 5 can fall axostylus axostyle 2 quick rotation that drive scroll bar 1 fast, the centrifugal force that 2 pairs of fixture blocks 40 of scroll bar 1 axostylus axostyle in the quick rotation are produced makes fixture block 40 strut elastic component 44 to expanded position greater than the strength of tightening of 44 pairs of fixture blocks 40 of elastic component, makes safety device 10 generation effects.At this moment, the card division 42 of fixture block 40 can fasten the stopper section 202 at housing 20, and the axostylus axostyle 2 of scroll bar 1 is stopped operating, and so just can prevent that rolling door flat 5 from dropping rapidly, effectively avoid endangering personal safety.
With reference to Fig. 1 and Fig. 6; safety device 10 of the present invention is modularized design; four fixture blocks 40 are oppositely arranged in twos; make two be separated by pivoted hole 41 ends of fixture block 40 adjacent one another are, two the be separated by card divisions 42 of fixture block 40 are also adjacent one another are, so also can reach protective effect during counter-rotating; because the iron rolling door need be according to the position at each gate; and be installed in not homonymy, so safety device 10 is two-way all spendable design, so promptly need not to worry to install the problem of forward and backward direction.
Can summarize the present invention with regard to the above and have following advantage:
1. the safety device of electric iron rolling door of the present invention, it is to be connected on the axostylus axostyle of scroll bar, just in case the chain between scroll bar and the door-rolling machine ruptures because of wearing and tearing, safety device can the generation effect block scroll bar, the accident that prevents rolling door flat from dropping rapidly and take place is guaranteed the safety of lives and properties.
2. the safety device of electric iron rolling door of the present invention, it be except can preventing because of the danger that rolling door flat falls takes place in the chain fracture, more can effectively avoid break pin, gear of door-rolling machine tooth case to collapse tooth or the danger that problem caused such as wearing and tearing and brake failure.
3. the safety device of electric iron rolling door of the present invention; its fixture block can move between expanded position and stowed position; when expanded position; fixture block struts elastic component fastens in the stopper section card division; when stowed position; fixture block is subjected to elastic component to tighten strength to be contraction state, to reach the protective effect that rolling door flat falls.
More than explanation is just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within protection scope of the present invention.
Claims (10)
1. the safety device of an electric iron rolling door is characterized in that, includes:
One housing, the one end is incorporated on the frame plate, and forms an accommodation space in the described housing, and described shell inner surface radially convexes with at least one stopper section in described accommodation space;
One pedestal, described pedestal is hubbed in the accommodation space of described housing, and can produce relative pivot relation, described pedestal has an axial region, described axial region is connected in the axostylus axostyle of scroll bar, make scroll bar can drive described pedestal and rotate, the axial region external surface of described pedestal is provided with the limiting section that at least one radial outward is extended;
At least one fixture block, one end of described fixture block is hubbed on the limiting section of described pedestal, and can produce relative pivot pendulum relation, described fixture block relies on an elastic component to be tightened on the axial region of described pedestal, prevent that described fixture block is arbitrarily with respect to described pedestal pivot pendulum, and described fixture block can move between expanded position and stowed position, when expanded position, described fixture block struts described elastic component and fastens in described stopper section, when stowed position, described fixture block is subjected to described elastic component to tighten strength to be collapse state.
2. the safety device of electric iron rolling door according to claim 1 is characterized in that: be provided with tooth in the described axial region, cooperate for the tooth with the scroll bar axostylus axostyle.
3. the safety device of electric iron rolling door according to claim 1, it is characterized in that: described pedestal and scroll bar rotate synchronously.
4. the safety device of electric iron rolling door according to claim 1, it is characterized in that: offer several perforation parallel on the described limiting section with the axis of described axial region, described fixture block has a pivoted hole, described pivoted hole is arranged in the latch of described perforation by means of one and described fixture block is hubbed on the described limiting section, described fixture block forms a card division in contrast to an end of described pivoted hole, described card division can fasten on the stopper section in described housing, makes the described pedestal can't be with respect to described housing rotation.
5. the safety device of electric iron rolling door according to claim 4, it is characterized in that: the outer peripheral face of described fixture block is provided with a groove, make described fixture block can rely on described elastic component to be tightened on the axial region of described pedestal, described shell inner surface is provided with four stopper sections, and four stopper section 90 degree adjacent one another are are arranged in the housing, the axial region external surface of described pedestal is equipped with two limiting sections, and form a ring-type tank between described two limiting sections, described limiting section is provided with four perforation, make in the tank of described pedestal and can be pivoted with four fixture blocks, described four fixture blocks are oppositely arranged in twos, make described two the be separated by pivot joint nose ends of fixture block adjacent one another are, described two the be separated by card divisions of fixture block are also adjacent one another are.
6. the safety device of electric iron rolling door according to claim 1, it is characterized in that: described housing at one end is provided with one first end cap, described housing is provided with one second end cap in contrast to an end of described first end cap, the two ends of described pedestal axial region are articulated in first end cap and second end cap of described housing separately, make described pedestal produce the relation of pivot with respect to described housing.
7. the safety device of electric iron rolling door according to claim 6, it is characterized in that: described first end cap is provided with one at external surface and is tetragonal connecting support, described connecting support around offer several engagement grooves, described engagement groove can both be fixed on the frame plate by a conjunction.
8. the safety device of electric iron rolling door according to claim 6 is characterized in that: described second end cap relies on several fixtures to be locked on described housing.
9. the safety device of electric iron rolling door according to claim 6, it is characterized in that: the inner surface of described first end cap is formed with a storage tank, described second end cap is formed with a storage tank at inner surface, and the two ends of described pedestal axial region are to be articulated in separately in the storage tank of the storage tank of described first end cap and described second end cap.
10. the safety device of electric iron rolling door according to claim 9, it is characterized in that: described second end cap also offers a through hole that interlinks with storage tank, the axial region of described pedestal also is equipped with an annular groove with respect to the through hole of described second end cap, described annular groove can hold a joint ring, described joint ring is enclosed between the through hole of described annular groove and described second end cap, avoid the dirt bits to enter the accommodation space of described housing, be provided with a bearing between the storage tank of the axial region of described pedestal and described first end cap, also be provided with a bearing between the storage tank of the axial region of described pedestal and described second end cap, described pedestal can be turned round in described housing more smoothly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102032970A CN101906926A (en) | 2009-06-04 | 2009-06-04 | Safety device of electric iron rolling door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102032970A CN101906926A (en) | 2009-06-04 | 2009-06-04 | Safety device of electric iron rolling door |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101906926A true CN101906926A (en) | 2010-12-08 |
Family
ID=43262494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009102032970A Pending CN101906926A (en) | 2009-06-04 | 2009-06-04 | Safety device of electric iron rolling door |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101906926A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114191736A (en) * | 2020-09-18 | 2022-03-18 | 广东电网有限责任公司 | Spontaneous high-speed rotation braking safety device |
-
2009
- 2009-06-04 CN CN2009102032970A patent/CN101906926A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114191736A (en) * | 2020-09-18 | 2022-03-18 | 广东电网有限责任公司 | Spontaneous high-speed rotation braking safety device |
CN114191736B (en) * | 2020-09-18 | 2022-07-26 | 广东电网有限责任公司 | Spontaneous high-speed rotation braking safety device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102303801B (en) | Super low speed anti-falling safety device | |
CN100515914C (en) | Electric winch pyramidal face brake apparatus | |
CN205559699U (en) | Actuating mechanism and wall polisher of wall polisher | |
CN104343894A (en) | Gearing-down bearing | |
CN213511907U (en) | Spur gear rotary drive with friction plate brake | |
ES2899126T3 (en) | Guidance system for a wind turbine | |
KR101131914B1 (en) | Ship lift multiple motor winch | |
CN201908973U (en) | Contactless wedge overrunning clutch | |
JP5234463B2 (en) | Reduction gear | |
CN101906926A (en) | Safety device of electric iron rolling door | |
CN206555382U (en) | A kind of integrated form check limits square protection device | |
JP2013516584A (en) | Crusher with crown gear drive | |
CN201650727U (en) | Disk-type power head anti-reverse mechanism of screw-type oil pump | |
CN220267165U (en) | Engineering building construction frame | |
CN104110445B (en) | Winning machine cutting part Motor torque axle protection mechanism | |
CN102182776B (en) | Full-automatic reverse rotation preventing brake device for screw | |
CN207892666U (en) | A kind of rolling gear of turbine | |
CN203962766U (en) | Winning machine cutting part Motor torque axle protection mechanism | |
CN100570170C (en) | A kind of free wheel device of slow-speed no-load and high-speed transfer torque | |
CN103867385B (en) | The air gap security system for wind turbine | |
CN211343804U (en) | Locking clutch mechanism of rotating part | |
KR20150013427A (en) | Emergency bearing mechanism | |
CN107769464A (en) | A kind of direct-drive aerogenerator with generator shaft defencive function | |
CN103410885A (en) | Roller backstop | |
CN102815650A (en) | Falling-protection device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20101208 |
|
C20 | Patent right or utility model deemed to be abandoned or is abandoned |