CN204113090U - The anti-chain of electric roll-up door mechanism departs from tensioner apparatus - Google Patents
The anti-chain of electric roll-up door mechanism departs from tensioner apparatus Download PDFInfo
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- CN204113090U CN204113090U CN201420512777.1U CN201420512777U CN204113090U CN 204113090 U CN204113090 U CN 204113090U CN 201420512777 U CN201420512777 U CN 201420512777U CN 204113090 U CN204113090 U CN 204113090U
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- tensioner arm
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Abstract
The utility model discloses the anti-chain of a kind of electric roll-up door mechanism and departs from tensioner apparatus, and comprise chain wheel driving mechanism and tension pulley mechanism, tension pulley mechanism comprises a tensioner arm.This device also comprises the chain escapement that a wear-resisting block piece arranged by rib support and a contiguous chain forms, and described rib support is fixedly connected on tensioner arm, and wear-resisting block piece is seated on rib support; Described wear-resisting block piece is one be arranged on wear-resistant plastic free to rotate on rib support and lean against roller, or described wear-resisting block piece is the wear-resistant plastic baffle plate be fixed on rib support, or described wear-resisting block piece is only one of the forming the wear-resistant plastic stopper on rib support.The utility model, on the basis of former electric roll-up door mechanism chain broken prevention safety device, sets up a simple, practical and reliable chain escapement, guarantees that original electric roll-up door mechanism chain broken prevention safety device really plays " chain rupture " safety protection function.
Description
Technical field
The utility model relates to a kind of roller door arrangement, particularly relates to a kind of auxiliary security protector preventing the door curtain of electric roll-up door mechanism from falling fast.
Background technology
As shown in Figure 3, in the auxiliary security protector that the door curtain of electric roll-up door mechanism falls fast, the electric roll-up door mechanism chain broken prevention safety device of most employing also reckons without and installs the bad problem on deformation such as supporting plate warpage, wrinkle caused, therefore the chain drive beat caused and torsion, easily cause following two kinds of contingencies:
1, the regulating wheel on place where troops were originally stationed chain rupture mechanism ratchet tensioner arm can depart from tension chain, causes ratchet tensioner arm to reverse rapidly under torsion spring effect and blocks hinge wheel, cause a machine cisco unity malfunction.
Though 2, regulating wheel departs from tension chain, retardance ratchet tensioner arm reverses and blocks hinge wheel under torsion spring effect, due to beat and the torsion of driving chain, causes hinge wheel to fall chain, causes roller shutter to fall fast, easily cause personal injury.
Utility model content
For prior art Problems existing, the utility model provides the anti-chain of a kind of electric roll-up door mechanism to depart from tensioner apparatus.This apparatus structure is simple, practical and reliable, guarantees that original electric roll-up door mechanism chain broken prevention safety device really plays " chain rupture " safety protection function.
For achieving the above object, technical solutions of the utility model are:
The anti-chain of electric roll-up door mechanism departs from tensioner apparatus, comprises the tensioner arm be in transmission connection on a supporting plate; Also comprise a chain escapement, this chain escapement comprises the wear-resisting block piece of a rib support and a contiguous chain setting, and described rib support is fixedly connected on tensioner arm, and wear-resisting block piece is seated on rib support; Described wear-resisting block piece is one be arranged on wear-resistant plastic free to rotate on rib support and lean against roller, or described wear-resisting block piece is the wear-resistant plastic baffle plate be fixed on rib support, or described wear-resisting block piece is only one of the forming the wear-resistant plastic stopper on rib support.
The anti-chain of foregoing electric roll-up door mechanism departs from tensioner apparatus, and described wear-resistant plastic leans against roller, the spacing of wear-resistant plastic baffle plate or wear-resistant plastic stopper and chain is no more than 3mm.
The anti-chain of foregoing electric roll-up door mechanism departs from tensioner apparatus, and described rib support one end is fixedly connected on tensioner arm, and other end excurve is converted into a U-shaped mounting groove, and described wear-resistant plastic leans against roller rotation and is installed in this U-shaped mounting groove.
The anti-chain of foregoing electric roll-up door mechanism departs from tensioner apparatus, and described rib support one end is fixedly connected on tensioner arm, and other end excurve is converted into a side guide, and described wear-resistant plastic baffle plate is fixed on this side guide.Described wear-resistant plastic baffle plate is convex arc transition towards the end face of chain and its dual-side.
The anti-chain of foregoing electric roll-up door mechanism departs from tensioner apparatus, and described rib support is wear-resistant plastic rib support, and its one end is fixedly connected on tensioner arm, and other end excurve is converted into side guide, and this side guide is described wear-resistant plastic stopper.Described wear-resistant plastic stopper is convex arc transition towards the end face of chain and its dual-side.
The anti-chain of foregoing electric roll-up door mechanism departs from tensioner apparatus, described supporting plate is also connected with a chain drive and a tension pulley mechanism; Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises tensioner arm, and one end of this tensioner arm is with ratchet, and the other end is with tension pulley, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate; One one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.
The usefulness of technique scheme is:
The utility model is on the basis of former electric roll-up door mechanism chain broken prevention safety device, set up a simple, practical and reliable chain escapement, the chain escapement be made up of rib support and wear-resisting block piece has two kinds of basic technical patterns, and the chain drive beat that can cause according to actual electric roll-up door mechanism door curtain lifting drive end supporting plate installation quality problem and torsional amplitude flexible in size are selected.Greatly, choosing leans against the technical pattern of roller for chain drive beat and torsion; Chain drive beat and reverse less, select the technical pattern of side guide.When electric roll-up door mechanism door curtain lifting drive end supporting plate is installed without quality problems and specification, the wear-resistant plastic leaned against in roller technical pattern leans against roller, or wear-resistant plastic baffle plate (or wear-resistant plastic stopper) in side guide technical pattern is no more than 3mm with the spacing of driving chain adjacent side, chain is with to lean against roller, wear-resistant plastic baffle plate or wear-resistant plastic stopper contactless; Because of supporting plate quality problems and supporting plate installation quality problem, the chain drive beat causing supporting plate warpage, wrinkle etc. to be out of shape to cause and when being twisted over 3mm, the wear-resistant plastic leaned against in roller technical pattern leans against roller, or the wear-resistant plastic baffle plate (or wear-resistant plastic stopper) in side guide technical pattern just stops driving chain, stop driving chain beat and reverse and strengthen further, prevent the regulating wheel on place where troops were originally stationed chain rupture safety device from departing from chain and cause contingency.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a part of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the perspective view (employing leans against the technical pattern of roller) that the anti-chain of the utility model electric roll-up door mechanism departs from tensioner apparatus;
Fig. 2 is the perspective view (adopting the technical pattern of side guide) that the anti-chain of the utility model electric roll-up door mechanism departs from tensioner apparatus;
Fig. 3 is the chain drive beat perspective view that supporting plate causes scuffing to cause because of installation quality problem;
Fig. 4-1 is the main TV structure schematic diagram that the anti-chain of the utility model electric roll-up door mechanism departs from that tensioner apparatus employing leans against roller;
Fig. 4-2 is side, sectional structural representations that the anti-chain of the utility model electric roll-up door mechanism departs from that tensioner apparatus employing leans against roller;
Fig. 5-1 is the main TV structure schematic diagram that the utility model electric roll-up door mechanism anti-chain disengaging tensioner apparatus employing wear-resistant plastic baffle plate is fixed on this side guide;
Fig. 5-2 is side, sectional structural representations that the utility model electric roll-up door mechanism anti-chain disengaging tensioner apparatus employing wear-resistant plastic baffle plate is fixed on this side guide;
Fig. 5-3 is side-looking structural representations of the utility model wear-resistant plastic baffle plate;
Fig. 5-4 is plan structure schematic diagrames of the utility model wear-resistant plastic baffle plate;
Fig. 6-1 is that the anti-chain of the utility model electric roll-up door mechanism departs from the integrally formed main TV structure schematic diagram on rib support of tensioner apparatus employing wear-resistant plastic stopper;
Fig. 6-2 is that the anti-chain of the utility model electric roll-up door mechanism departs from the integrally formed side, sectional structural representation on rib support of tensioner apparatus employing wear-resistant plastic stopper;
Fig. 6-3 is side-looking structural representations of the utility model wear-resistant plastic rib support;
Fig. 6-4 is plan structure schematic diagrames of the utility model wear-resistant plastic baffle plate.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The anti-chain of electric roll-up door mechanism as shown in Figure 1, 2 departs from tensioner apparatus, it is on the basis of electric roll-up door mechanism chain broken prevention safety device, set up a chain escapement, and described electric roll-up door mechanism chain broken prevention safety device comprises the chain drive, a tension pulley mechanism and the chain escapement that are in transmission connection.
Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises a tensioner arm, one end of this tensioner arm has been wholely set a ratchet, the other end is rotatably connected to a regulating wheel, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate.Be torsion spring below tensioner arm, one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.When chain rupture or de-chain, tensioner arm loses chain constraint, and torsion spring drives tensioner arm to reverse rapidly, and namely the ratchet on tensioner arm blocks hinge wheel, prevents door-rolling machine door curtain to fall rapidly initiation contingency.
Described chain escapement comprises the wear-resisting block piece of a rib support and a contiguous chain setting, and described rib support is fixedly connected on tensioner arm, and wear-resisting block piece is seated on rib support.The utility model chain escapement adopts two kinds of technical patterns, embodiment one is the technical pattern (wear-resisting block piece is that a wear-resistant plastic be rotatably connected on rib support leans against roller) leaning against roller, embodiment two is that (wear-resisting block piece is the wear-resistant plastic baffle plate be fixed on rib support for the technical pattern of side guide, or integrally formed wear-resistant plastic stopper on rib support), details are as follows respectively for detailed description of the invention:
Embodiment one:
The anti-chain of electric roll-up door mechanism as shown in Fig. 4-1,4-2 departs from tensioner apparatus, and its chain escapement leans against roller 4 primarily of rib support 2, bearing pin 3 and wear-resistant plastic and forms.Described rib support 2 one end, according to door-rolling machine supporting plate left and right mounting means, can be fastened on the upper and lower two sides of the tensioner arm 1 of former electric roll-up door mechanism chain broken prevention safety device respectively with two screws 7 and spring washer; Described rib support 2 other end excurve is converted into a U-shaped mounting groove 8, and the upper and lower limit of U-shaped mounting groove 8 processes a coaxial aperture respectively, two coaxial aperture dress standard component bearing pins 3, and bearing pin 3 other end adopts cottor pin spacing; Described bearing pin 3 installs wear-resistant plastic and leans against roller 4, wear-resistant plastic leans against roller 4 can around bearing pin 3 flexible rotating in the U-shaped mounting groove 8 of rib support 2.
When electric roll-up door mechanism door curtain lifting drive end supporting plate is installed without quality problems and specification, wear-resistant plastic in present embodiment leans against roller 4 and the setting at regular intervals of chain 5 tool, and this spacing L is no more than 3mm, contactless with chain 5 side to make wear-resistant plastic lean against roller 4.As shown in Figure 3, because of supporting plate quality problems and supporting plate installation quality problem, the chain 5 transmission beat causing supporting plate warpage, wrinkle etc. to be out of shape to cause and when being twisted over about 3mm, in present embodiment wear-resistant plastic lean against roller 4 and roll with chain 5 transmission and stop driving chain 5, stop chain 4 beat and reverse and strengthen further, prevent the regulating wheel 6 on place where troops were originally stationed chain rupture safety device from departing from chain 5 and cause contingency.
Embodiment two:
The anti-chain of electric roll-up door mechanism as shown in Fig. 5-1 to 6-4 departs from tensioner apparatus, its chain escapement can be divided into two kinds and specifically implement structure, concrete enforcement structure one is wear-resisting block piece is the wear-resistant plastic baffle plate be fixed on rib support, and concrete structure two of implementing is that wear-resisting block piece is one of the forming the wear-resistant plastic stopper on rib support.Concrete enforcement structure respectively auspicious state as follows:
Concrete enforcement structure is just like shown in Fig. 5-1,5-2, and this anti-chain of electric roll-up door mechanism specifically implementing structure departs from tensioner apparatus, and its chain escapement forms primarily of rib support 2 and wear-resistant plastic baffle plate 3.Described rib support 2 one end, according to door-rolling machine supporting plate left and right mounting means, can be fastened on the upper and lower two sides of the tensioner arm 1 of former electric roll-up door mechanism chain broken prevention safety device respectively with two screws 7 and spring washer; The other end excurve of described rib support 2 is converted into a side guide 8, and two screw holes processed by this side guide 8, and wear-resistant plastic baffle plate 3 two sunk screws 9 and spring washer are fastened on this side guide 8; Wear-resistant plastic baffle plate 3 as shown in Fig. 5-3,5-4 is convex arc transition towards the end face of chain 4 and its dual-side.
When electric roll-up door mechanism door curtain lifting drive end supporting plate is installed without quality problems and specification, wear-resistant plastic baffle plate 3 and the setting at regular intervals of chain 4 tool, this spacing L is no more than 3mm, and namely wear-resistant plastic baffle plate 3 is contactless with chain 4 side.As shown in Figure 3, because of supporting plate quality problems and supporting plate installation quality problem, the chain 4 transmission beat causing supporting plate warpage, wrinkle etc. to be out of shape to cause and when being twisted over about 3mm, namely wear-resistant plastic baffle plate 3 on side guide 8 stops chain 4, stop chain 4 beat and reverse and strengthen further, prevent the regulating wheel 5 on place where troops were originally stationed chain rupture safety device from departing from chain 4 and cause contingency.
Concrete enforcement structure two is as shown in Fig. 6-1,6-2, and this anti-chain of electric roll-up door mechanism specifically implementing structure departs from tensioner apparatus, and its chain escapement forms primarily of rib support 2 and wear-resistant plastic stopper 21.Described rib support is wear-resistant plastic rib support, its one end is according to door-rolling machine supporting plate left and right mounting means, can be fastened on the upper and lower two sides of the tensioner arm 1 of former electric roll-up door mechanism chain broken prevention safety device respectively with two screws and spring washer, other end excurve is converted into side guide, and this side guide is described wear-resistant plastic stopper 21.Wear-resistant plastic stopper 21 as shown in Fig. 6-3,6-4 is convex arc transition towards the end face of chain 3 and its dual-side.
When electric roll-up door mechanism door curtain lifting drive end supporting plate is installed without quality problems and specification, wear-resistant plastic stopper 21 and the setting at regular intervals of chain 3 tool, this spacing L is no more than 3mm, and namely wear-resistant plastic stopper 21 is contactless with chain 3 side.As shown in Figure 3, because of supporting plate quality problems and supporting plate installation quality problem, the chain 3 transmission beat causing supporting plate warpage, wrinkle etc. to be out of shape to cause and when being twisted over about 3mm, namely wear-resistant plastic stopper 21 stops chain 3, stop chain 3 beat and reverse and strengthen further, prevent the regulating wheel 4 on place where troops were originally stationed chain rupture safety device from departing from chain 3 and cause contingency.
Above-mentioned explanation illustrate and describes preferred embodiment of the present utility model, as previously mentioned, be to be understood that the utility model is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in utility model contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from spirit and scope of the present utility model, then all should in the protection domain of the utility model claims.
Claims (11)
1. the anti-chain of electric roll-up door mechanism departs from tensioner apparatus, comprises the tensioner arm be in transmission connection on a supporting plate; It is characterized in that: also comprise a chain escapement, this chain escapement comprises the wear-resisting block piece of a rib support and a contiguous chain setting, and described rib support is fixedly connected on tensioner arm, and wear-resisting block piece is seated on rib support; Described wear-resisting block piece is one be arranged on wear-resistant plastic free to rotate on rib support and lean against roller, or described wear-resisting block piece is the wear-resistant plastic baffle plate be fixed on rib support, or described wear-resisting block piece is only one of the forming the wear-resistant plastic stopper on rib support.
2. the anti-chain of electric roll-up door mechanism as claimed in claim 1 departs from tensioner apparatus, it is characterized in that: described wear-resistant plastic leans against roller, the spacing of wear-resistant plastic baffle plate or wear-resistant plastic stopper and chain is no more than 3mm.
3. the anti-chain of electric roll-up door mechanism as claimed in claim 1 or 2 departs from tensioner apparatus, it is characterized in that: described rib support one end is fixedly connected on tensioner arm, other end excurve is converted into a U-shaped mounting groove, and described wear-resistant plastic free to rotate leans against roller and is installed in this U-shaped mounting groove.
4. the anti-chain of electric roll-up door mechanism as claimed in claim 1 or 2 departs from tensioner apparatus, it is characterized in that: described rib support one end is fixedly connected on tensioner arm, other end excurve is converted into a side guide, and described wear-resistant plastic baffle plate is fixed on this side guide.
5. the anti-chain of electric roll-up door mechanism as claimed in claim 4 departs from tensioner apparatus, it is characterized in that: described wear-resistant plastic baffle plate is convex arc transition towards the two sides of chain.
6. electric roll-up door mechanism anti-chain disengaging tensioner apparatus as claimed in claim 1 or 2 is characterized in that: described rib support is wear-resistant plastic rib support, its one end is fixedly connected on tensioner arm, other end excurve is converted into side guide, and this side guide is described wear-resistant plastic block piece.
7. the anti-chain of electric roll-up door mechanism as claimed in claim 6 departs from tensioner apparatus, it is characterized in that: described wear-resistant plastic block piece is convex arc transition towards the two sides of chain.
8. the anti-chain of electric roll-up door mechanism as claimed in claim 1 or 2 departs from tensioner apparatus, it is characterized in that: described supporting plate is also connected with a chain drive and a tension pulley mechanism; Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises tensioner arm, and one end of this tensioner arm is with ratchet, and the other end is with tension pulley, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate; One one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.
9. the anti-chain of electric roll-up door mechanism as claimed in claim 3 departs from tensioner apparatus, it is characterized in that: described supporting plate is also connected with a chain drive and a tension pulley mechanism; Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises tensioner arm, and one end of this tensioner arm is with ratchet, and the other end is with tension pulley, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate; One one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.
10. the anti-chain of electric roll-up door mechanism as claimed in claim 4 departs from tensioner apparatus, it is characterized in that: described supporting plate is also connected with a chain drive and a tension pulley mechanism; Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises tensioner arm, and one end of this tensioner arm is with ratchet, and the other end is with tension pulley, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate; One one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.
The anti-chain of 11. electric roll-up door mechanism as claimed in claim 6 departs from tensioner apparatus, it is characterized in that: described supporting plate is also connected with a chain drive and a tension pulley mechanism; Described chain drive comprises the chain by size chain gear transmission, described tension pulley mechanism comprises tensioner arm, and one end of this tensioner arm is with ratchet, and the other end is with tension pulley, tensioner arm is with one end matched in clearance of ratchet on a safety pin, and this safety pin is fixed on supporting plate; One one end is fixed on supporting plate, and the other end is fixed on tensioner arm, and tensioner arm one end with tension pulley pushes against chain roller with tension chain by regulating wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420512777.1U CN204113090U (en) | 2014-09-05 | 2014-09-05 | The anti-chain of electric roll-up door mechanism departs from tensioner apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420512777.1U CN204113090U (en) | 2014-09-05 | 2014-09-05 | The anti-chain of electric roll-up door mechanism departs from tensioner apparatus |
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| CN204113090U true CN204113090U (en) | 2015-01-21 |
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| CN201420512777.1U Active CN204113090U (en) | 2014-09-05 | 2014-09-05 | The anti-chain of electric roll-up door mechanism departs from tensioner apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482123A (en) * | 2018-05-15 | 2019-11-22 | 宝山钢铁股份有限公司 | A kind of plate-type conveying chain of anti-anti-avulsion chain |
-
2014
- 2014-09-05 CN CN201420512777.1U patent/CN204113090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482123A (en) * | 2018-05-15 | 2019-11-22 | 宝山钢铁股份有限公司 | A kind of plate-type conveying chain of anti-anti-avulsion chain |
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