CN2357117Y - Caging device for rolling shutter door - Google Patents
Caging device for rolling shutter door Download PDFInfo
- Publication number
- CN2357117Y CN2357117Y CN 98232060 CN98232060U CN2357117Y CN 2357117 Y CN2357117 Y CN 2357117Y CN 98232060 CN98232060 CN 98232060 CN 98232060 U CN98232060 U CN 98232060U CN 2357117 Y CN2357117 Y CN 2357117Y
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- China
- Prior art keywords
- travel switch
- slide block
- box body
- drive screw
- screw
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- Expired - Fee Related
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Abstract
The utility model provides a caging device for a rolling shutter door, which is composed of a box body, a transmission screw, a transmission nut slide block, a travel switch, and an input-gear arranged on the transmission screw. The utility model is characterized in that the side surface of the input-gear is provided with a slot mouth, the input-gear is movably sheathed on one end of the transmission screw, a pressing spring and a movable slide block which is moved along a slide key are arranged on the transmission screw which is adjacent to the input-gear, when fastening screw nails on the movable slide block are loosened, the movable slide block can be moved under the action of the pressing spring, the convex part of the movable slide block is embedded into the slot mouth on the side surface of the input-gear, and therefore, each of the components can be connected with each other to form an integral structure. The utility model has the advantages of simple structure, convenient installation, convenient adjustment, and safe operation.
Description
The utility model belongs to a kind of rolling door stopping means, and is particularly a kind of by transmission nut slide block, travel switch on box body, drive screw, the drive screw and be contained in drive screw and stretch out the rolling door stop that the input gear on the box body end constitutes.
At present, on Smoke proofing and fire proofing rolling door and antitheft aluminium alloys rolling door, mainly contain the stop of two kinds of forms, in order to the upper and lower extreme position of limiting door body, the input gear of stop is meshed with the output gear of electrical motor gearshift.
The stop structure of first kind of form is: stop input direct geared drives a screw drive, touches upper and lower spacing travel switch by the transmission nut slide block on the drive screw.Though the stop of this form is simple in structure, cost is low, but there is following shortcoming: when 1, adjusting door height, must unclamp travel switch fastening bolt and nut, on slideway, estimate to adjust a segment distance, then, tighten fastening bolt and nut, allow a body lifting again, see whether institute's adjusted position is suitable.Adjust so repeatedly, till satisfaction.Adjust overlong time like this, especially on furred ceiling, narrow space, insufficient light brings very big inconvenience to operation; 2, because the input direct geared of stop is fastened on the drive screw that drives the transmission nut slide block, and stop need be directly installed in the electrical motor gearshift mechanism, therefore, and only after the door body portion has all been adorned, stop could be contained in the electrical motor gearshift mechanism, adjust door height.Like this, because of spatial constraints, insufficient light, stop is engaged with electrical motor gearshift mechanism occur too tightly or too loose engagement bad phenomenon.If stop is contained in the electrical motor gearshift mechanism in advance, then in door body installation process,, and push up the stop box body bad because the unordered rotation of rolling door rotating shaft can make the nut slider of stop move to the screw rod end.
The stop structure of second kind of form is: stop input direct geared drives a drive screw and rotates, and drive screw drives a plurality of worm gears simultaneously and rotates, and cam all is housed on the worm gear, touches upper and lower spacing travel switch by cam.Therefore, the upper and lower spacing control of the stop opposite house body of this kind form realizes by adjustment cam and worm gear relative position.It has overcome first kind of form stop must just can be installed in the shortcoming in the electrical motor gearshift mechanism after door body structure installs.But also exist following problem: adjusting when spacing, must turn on two screws that snail changes, the relative worm gear of cam is passed through certain angle, then, tighten screw, allow a body lifting again, see that whether the position is suitable, must adjust so repeatedly with connecting cam.Thereby, adjust operating difficulties in limited space system, insufficient light part, time-consuming.In addition, because the screw that connects cam and worm gear degree of tightness repeatedly, easy impaired stripped thread occur becoming flexible when work, and it is malfunctioning to be directed at stop, and this type of accident repeatedly takes place, and loses very big.The stop structure of this structure is complicated, and difficulty of processing is bigger.
The purpose of this utility model is at the deficiencies in the prior art, and a kind of improved rolling door stop is provided, and it is simple in structure, be easy to processing and manufacturing, installation, easy to operate, regulate save time, laborsaving, operate steadily, safe and reliable.
The purpose of this utility model is achieved through the following technical measures: by box body, be contained in drive screw in the box body, on the drive screw transmission nut slide block, travel switch and be contained in the input gear that drive screw stretches out on the box body end and constitute the rolling door stopping means.Its main feature is: will import the gear kink on drive screw one end, one notch is arranged on its medial surface, on the drive screw between the box body outside and the input gear, the movable slider and one that one lateral projections is housed holds out against spring, movable slider bossing side in alignment input gear notch, the movable slider another side withstands by holding out against spring.Unclamp the trip bolt on the movable slider, holding out against under the spring action, movable slider slides along the feather key on the drive screw, and its bossing enters in the notch of input gear.Like this, input gear and drive screw are connected as a single entity, and can drive the drive screw rotation, and the transmission nut slide block on the drive screw is moved, and to touch travel switch, reach the upper and lower spacing purpose of control gate body.
The further technical measures of the utility model are: two upper and lower spacing travel switch adjusting screw(rod)s parallel with drive screw are housed in the stop box body, two adjusting screw(rod)s respectively have an end to pack in the hole of a fixed block in the box body, the two adjusting screw(rod) other ends then stretch out from box side wall respectively, and upper and lower spacing travel switch adjusting knob is housed on external part respectively.On two adjusting screw(rod)s corresponding upper limit travel switch adjusting nut slide block and lower bound range switch adjusting nut slide block are housed respectively in the box body, upper and lower spacing travel switch is separately fixed on the corresponding adjusting nut slide block.When adjustment doors body upper limit position, as long as the door body is transferred to upper limit, then, regulate upper limit travel switch adjusting knob, upper limit travel switch and transmission nut slide block are collided get final product.Equally, also can adjust a body lower limit easily.
For stop is operated steadily, reliably, have groove on transmission nut slide block top, the drive screw top have one with it parallel guide rod be packed in the box body, guide rod embeds in the groove of transmission nut slide block.Be provided with in upper and lower spacing travel switch bottom stretch to the box body bottom hold out against spring and push rod, make it motion steadily, do not vibrate.Upper and lower spacing travel switch respectively is a pair of overlapping up and down travel switch that is contained on the corresponding upper and lower spacing travel switch adjusting nut slide block, and lower floor is normal limit switch, is connected in the circuit loop; The upper strata is that urgent limit switch is connected on the way circuit.Transmission nut slide block cross section is up-narrow and down-wide trapezoidal, when the transmission nut slide block moves, touches lower floor's travel switch by its underpart earlier, if control is spacing malfunctioning, the transmission nut slide block continues to move, and touches the upper strata travel switch by its top, make way circuit outage, tripping operation, avoid having an accident.
The utility model compared with prior art has many advantages and good effect:
1, simple in structure, be easy to processing manufacture.
2, installation, easy to operate, save time, laborsaving.
3, operate steadily, safety, reliable.
4, long service life, not fragile.
Fig. 1 is a transmission mechanism schematic diagram of the present utility model.
Below in conjunction with accompanying drawing the utility model is described in further detail.
With reference to Fig. 1, stop input gear (1) kink has a notch at drive screw (4) left end on its right flank.The movable slider (2) that one left surface has bossing also is housed on the drive screw (4) near input gear (1) and holds out against spring (3), movable slider (2) is fixed on the drive screw (4) by holding screw.At this moment, input gear (1) is only gone up idle running at drive screw (4), rotates and can not drive drive screw (4), and like this, transmission nut slide block (6) is static can not.At this moment, if stop has been contained on the rolling door motor gear box, can occur because of the unordered rotation of curtain plate power transmission shaft in the door body installation process, and make transmission nut slide block (6) push up the phenomenon of bad box body (7).
In the box body (7), on the same linear position parallel with drive screw (4), a left and right upper limit travel switch (11) adjusting screw(rod) (9) and lower limit travel switch (15) adjusting screw(rod) (13) of respectively being equipped with, two adjusting screw(rod)s (9,13) respectively have an end to insert in an interior fixed block (12) circular hole of box body (7), two adjusting screw(rod)s (9,13) respectively have an end to stretch out outside the box body (7), and upper limit travel switch (11) adjusting knob (8) and lower limit travel switch (15) adjusting knob (16) are housed respectively on two external parts.Two adjusting knobs (8,16) can be adjusted the left and right position of correspondence course switch (11,15) respectively.On two adjusting screw(rod)s (9,13), upper and lower spacing travel switch (11,15) adjusting nut slide block (10,14) is housed respectively; On adjusting nut slide block (10,14), correspondence is equipped with a pair of overlapping upper limit travel switch (11) and a pair of overlapping lower limit travel switch (15).
In box body (7), also be fixed with one with drive screw (4) parallel guide rod, guide rod can embed in the groove on transmission nut slide block (6) top; Be provided with in upper and lower spacing travel switch (11,15) bottom and hold out against spring and push rod, like this, can make stop operate steadily, not vibrate.Transmission nut slide block (6) cross section is up-narrow and down-wide trapezoidal.
When using the utility model rolling door stop, can stop be installed on the rolling door electrical motor gearshift casing in advance.After the door body installs, it is upper and lower when spacing need to adjust the door body, earlier the trip bolt on the movable slider (2) on drive screw (4) left end is unclamped, movable slider (2) is holding out against under spring (3) effect, slide left along drive screw (4) feather key, movable slider (2) bossing inserts in input gear (1) notch, and input gear (1) and drive screw (4) are connected as a single entity.Like this, input gear (1) can drive drive screw (4) and rotate, and transmission nut slide block (6) is moved, to touch upper and lower spacing travel switch (11,15).If during first pitch body upper limit, as long as door is transferred to upper limit, then, regulate upper limit travel switch (11) adjusting knob (8), upper limit travel switch (11) and transmission nut slide block (6) are collided get final product.Equally, also can mix up a body lower limit, regulate very easy.
As required, in box body (7), can fix limitation travel switch in (5).
Claims (4)
1, a kind of by box body (7), drive screw (4), transmission nut slide block (6) on the drive screw (4), travel switch (11,15) and be contained in drive screw (4) and stretch out the stop that the input gear (1) on box body (7) end constitutes, it is characterized in that importing gear (1) kink at drive screw (4) one ends, one notch is arranged on its medial surface, on the drive screw (4) between box body (7) outside and the input gear (1), the movable geosynclinal block (2) and one that one lateral projections also is housed holds out against spring (3), movable slider (2) is fixed on the drive screw (4) by trip bolt, unclamp holding screw, movable slider (2) is because of holding out against spring (3) elastic force effect, and move along the feather key on the drive screw (4), movable slider (2) bossing can embed in input gear (1) notch.
2, according to the described rolling door stop of claim 1, it is characterized in that being equipped with in the box body (7) two parallel with drive screw (4) on, lower limit travel switch adjusting screw(rod) (9,13), two adjusting screw(rod)s (9,13) respectively there is an end to stretch in the interior fixed block (12) of box body (7), and the other end stretches out from the sidewall of box body (7) respectively, at adjusting screw(rod) (9,13) on the external part, be equipped with respectively, lower limit travel switch (11,15) adjusting knob (8,16), two adjusting screw(rod)s (9 in box body (7), 13) on, be equipped with respectively, lower limit travel switch adjusting nut slide block (10,14),, lower limit travel switch (11,15) be contained in corresponding adjusting nut slide block (10 respectively, 14) on.
3, according to claim 1 or 2 described rolling door stops, it is characterized in that transmission nut slide block (6) cross section is up-narrow and down-wide trapezoidal, its top also has a groove, a guide rod in parallel also is equipped with in the inherent drive screw of box body (7) (4) top, and guide rod embeds in the groove of transmission nut slide block (6); On upper and lower spacing travel switch (11,15) adjusting nut slide block (10,14), a pair of overlapping up and down upper limit travel switch (11) and a pair of overlapping lower limit travel switch (15) up and down are housed respectively, lower floor's travel switch (11,15) all is connected in the circuit loop, and upper strata travel switch (11,15) all joins with way circuit for urgent limit switch.
4, according to the described rolling door stop of claim 3, it is characterized in that travel switch (11,15) bottom be equipped with stretch to box body (7) bottom hold out against spring and push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98232060 CN2357117Y (en) | 1998-12-31 | 1998-12-31 | Caging device for rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98232060 CN2357117Y (en) | 1998-12-31 | 1998-12-31 | Caging device for rolling shutter door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2357117Y true CN2357117Y (en) | 2000-01-05 |
Family
ID=33981174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98232060 Expired - Fee Related CN2357117Y (en) | 1998-12-31 | 1998-12-31 | Caging device for rolling shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2357117Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082260B (en) * | 2007-07-03 | 2010-10-27 | 史建刚 | Up-folding gate having upsliding-proof stopping means |
| CN101956518A (en) * | 2010-11-03 | 2011-01-26 | 宜昌四八二○机电有限公司 | Grooved wheel type screw rod limiter |
| CN103255982A (en) * | 2012-02-21 | 2013-08-21 | 北京天易幕墙工程有限公司 | Fast installation method for spring steel pin type door window |
| CN108679185A (en) * | 2018-08-07 | 2018-10-19 | 深圳市么么科技有限公司 | Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure |
| CN116677281A (en) * | 2022-09-13 | 2023-09-01 | 杭州富阳陶门开门机有限公司 | Door opener and adjusting method thereof |
-
1998
- 1998-12-31 CN CN 98232060 patent/CN2357117Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082260B (en) * | 2007-07-03 | 2010-10-27 | 史建刚 | Up-folding gate having upsliding-proof stopping means |
| CN101956518A (en) * | 2010-11-03 | 2011-01-26 | 宜昌四八二○机电有限公司 | Grooved wheel type screw rod limiter |
| CN101956518B (en) * | 2010-11-03 | 2012-07-25 | 宜昌四八二0机电有限公司 | Grooved wheel type screw rod limiter |
| CN103255982A (en) * | 2012-02-21 | 2013-08-21 | 北京天易幕墙工程有限公司 | Fast installation method for spring steel pin type door window |
| CN108679185A (en) * | 2018-08-07 | 2018-10-19 | 深圳市么么科技有限公司 | Position limiting structure and the adjustable Linear actuator of electric furniture for using the structure |
| CN116677281A (en) * | 2022-09-13 | 2023-09-01 | 杭州富阳陶门开门机有限公司 | Door opener and adjusting method thereof |
| CN116677281B (en) * | 2022-09-13 | 2023-12-19 | 杭州富阳陶门开门机有限公司 | Door opener and adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |