CN202953656U - Idler wheel falling prevention device for construction elevator - Google Patents
Idler wheel falling prevention device for construction elevator Download PDFInfo
- Publication number
- CN202953656U CN202953656U CN 201220642827 CN201220642827U CN202953656U CN 202953656 U CN202953656 U CN 202953656U CN 201220642827 CN201220642827 CN 201220642827 CN 201220642827 U CN201220642827 U CN 201220642827U CN 202953656 U CN202953656 U CN 202953656U
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- Prior art keywords
- roller
- drop device
- pair
- roller anti
- prevention device
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- 238000010276 construction Methods 0.000 title abstract description 4
- 230000002265 prevention Effects 0.000 title abstract 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model belongs to the technical field of construction elevators and in particular discloses an idler wheel falling prevention device for a construction elevator. The idler wheel falling prevention device comprises a cage stand column, double upper idler wheels and double lower idler wheels, wherein the double upper idler wheels and the double lower idler wheels are arranged on the cage stand column; the idler wheel falling prevention device comprises a falling prevention device for the double upper idler wheels and a falling prevention device for the double lower idler wheels; the falling prevention device for the double upper idler wheels is connected with the cage stand column and the double upper idler wheels; and the falling prevention device for the double lower idler wheels is connected with the cage stand column and the double lower idler wheels. The idler wheel falling prevention device is simple in structure and convenient to mount, and is capable of effectively preventing the safety risk caused by falling of the idler wheels and guaranteeing the safety operation of the elevator.
Description
Technical field
The utility model belongs to the building hoist technical field, is specifically related to a kind of building hoist roller anti-drop device.
Background technology
High speed development along with national economy, the vehicle for constructions such as building hoist start bringing into play huge effect at increasing building field, especially for large-engineering, and the skyscraper place, it is particularly important that the use of building hoist seems, it can greatly be boosted productivity and save labour power.Yet in use, safety misadventure also happens occasionally elevator, so that people have proposed new requirement to secure context.As shown in Figure 1, at number of patent application, be: 200920250306.7, patent name proposes a kind of pair of roller protective frame for preventing in building hoist that backgear and roller fall, the shape of described pair of roller protective frame 9, the corresponding coupling of big or small and described pair roller 6, one end of described pair of roller protective frame 9 is inserted in the steel pipe 20 of elevator main body 1 and is fixed together with set screw, described pair of roller protective frame 9 adopts the protective frame of the reinforcement fabrication that diameter is 8mm, this kind of two roller protective frame adopt square pipe to make, make shape and size with two roller couplings, though can prevent that two rollers from coming off, but manufacture craft is loaded down with trivial details, comparatively difficulty is installed, and one group of two roller need to configure one group of two roller protective frame, cause cost to improve.
The utility model content
In order to address the above problem, the purpose of this utility model is to provide a kind of building hoist roller anti-drop device, and it is simple in structure, easy for installation, has prevented coming off of upper two rollers and lower pair of roller, has protected the safe operation of building hoist.For realizing above-mentioned utility model purpose, technical scheme that the utility model adopts is as follows:
A kind of building hoist roller anti-drop device, comprise cage column and upper pair roller, lower pair of roller, described upper pair roller and lower pair of roller are arranged on the cage column, described roller anti-drop device comprises pair roller anti-drop device and lower pair of roller anti-drop device, described upper pair roller anti-drop device connects described cage column and upper pair roller, and described lower pair of roller anti-drop device connects described cage column and lower pair of roller.
Further, described upper pair roller anti-drop device is by the steel plate bending moulding, and described upper pair roller anti-drop device is " L " type, and described upper pair roller anti-drop device is provided with mounting hole.
Further, described lower pair of roller anti-drop device is by the steel plate bending moulding, and described lower pair of roller anti-drop device is " Z " type, and described lower pair of roller anti-drop device is provided with connecting bore.
Further, described mounting hole is 2, and described upper pair roller anti-drop device one end connects described cage column by the mounting hole bolt, and the other end connects described upper pair roller by the mounting hole bolt.
Further, described connecting bore is 2, and described lower pair of roller anti-drop device one end connects on described cage column by the connecting bore bolt, and the other end connects described lower pair of roller by the connecting bore bolt.
A kind of building hoist roller anti-drop device that the utility model provides; at upper pair of roller with on lower pair of roller, each is connected pair roller anti-drop devices and lower pair of roller anti-drop device; when elevator in when operation; coming off appears in roller; the roller anti-drop device just tacks roller, thereby reach roller, can not fall down ground from elevator, personnel's safety below the protection elevator; its roller anti-drop device is simple in structure, easy for installation.
The accompanying drawing explanation
The picture that this accompanying drawing explanation provides is used for auxiliary to further understanding of the present utility model, forms the application's a part, does not form to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the prior art structural representation;
Fig. 2 is the utility model assembly drowing;
Fig. 3 is two roller anti-drop device assembly drowings on the utility model;
Fig. 4 is two roller anti-drop device constructionals drawing on the utility model;
Fig. 5 is lower pair of roller anti-drop device assembly drowing of the utility model;
Fig. 6 is lower pair of roller anti-drop device constructional drawing of the utility model;
The specific embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific implementation method, in exemplary embodiment and description of the present utility model, be used for explaining the utility model, but not as to restriction of the present utility model.
Referring to Fig. 2, the assembly drowing provided for the utility model, as shown in Figure 2, a kind of building hoist roller anti-drop device that the utility model provides, comprise cage column 1, upper two rollers 2 and lower pair of roller 5, described upper pair roller 2 and lower pair of roller 5 are arranged on described cage column 1, described roller anti-drop device comprises pair roller anti-drop device 3 and lower pair of roller anti-drop device 6, described upper pair roller anti-drop device 3 connects described cage columns 1 and upper pair roller 2, and described lower pair of roller anti-drop device 6 connects described cage column 1 and lower pair of rollers 5.
Referring to Fig. 3,4, the upper pair roller anti-drop device assembly drowing provided for the utility model and upper pair roller anti-drop device constructional drawing, as shown in Figure 3,4, described upper pair roller anti-drop device 3 is by steel plate bending, described upper pair roller anti-drop device 3 is " L " type, described upper pair roller anti-drop device 3 is provided with mounting hole 4, described mounting hole 4 is 2, described upper pair roller anti-drop device 3 one ends connect described cage column 1 by mounting hole 4 bolts, and the other end connects described upper pair roller 2 by mounting hole 4 bolts.
Referring to Fig. 5, 6, the lower pair of roller anti-drop device assembly drowing and the lower pair of roller anti-drop device constructional drawing that provide for the utility model, as Fig. 5, shown in 6, described lower pair of roller 5 is arranged on described cage column 1, described lower pair of roller anti-drop device 6 connects described cage column 1 and lower pair of roller 5, described lower pair of roller anti-drop device 6 is by the steel plate bending moulding, described lower pair of roller anti-drop device 6 is " Z " type, described lower pair of roller anti-drop device 6 is provided with connecting bore 7, described connecting bore 7 is 2, described lower pair of roller anti-drop device 6 one ends connect on described cage column 1 by connecting bore 7 bolts, the other end connects described lower pair of roller 5 by connecting bore 7 bolts.
Comprehensive above the description, the utility model is simple in structure, easy for installation, and one group of roller only needs a roller anti-drop device to connect, and has prevented coming off of upper two rollers and lower pair of roller, has protected the safe operation of building hoist.
The above technical scheme that the utility model embodiment is provided is described in detail, and the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; , for one of ordinary skill in the art, according to the utility model embodiment, on the specific embodiment and field of application, all will change, in sum, this description should not be construed as restriction of the present utility model simultaneously.
Claims (5)
1. a building hoist roller anti-drop device, comprise cage column and upper pair roller, lower pair of roller, described upper pair roller and lower pair of roller are arranged on the cage column, it is characterized in that, described roller anti-drop device comprises pair roller anti-drop device and lower pair of roller anti-drop device, described upper pair roller anti-drop device connects described cage column and upper pair roller, and described lower pair of roller anti-drop device connects described cage column and lower pair of roller.
2. a kind of building hoist roller anti-drop device according to claim 1, is characterized in that, described upper pair roller anti-drop device is by the steel plate bending moulding, and described upper pair roller anti-drop device is " L " type, and described upper pair roller anti-drop device is provided with mounting hole.
3. a kind of building hoist roller anti-drop device according to claim 1, is characterized in that, described lower pair of roller anti-drop device is by the steel plate bending moulding, and described lower pair of roller anti-drop device is " Z " type, and described lower pair of roller anti-drop device is provided with connecting bore.
4. a kind of building hoist roller anti-drop device according to claim 2, it is characterized in that, described mounting hole is 2, and described upper pair roller anti-drop device one end connects described cage column by the mounting hole bolt, and the other end connects described upper pair roller by the mounting hole bolt.
5. a kind of building hoist roller anti-drop device according to claim 3, it is characterized in that, described connecting bore is 2, and described lower pair of roller anti-drop device one end connects on described cage column by the connecting bore bolt, and the other end connects described lower pair of roller by the connecting bore bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642827 CN202953656U (en) | 2012-11-29 | 2012-11-29 | Idler wheel falling prevention device for construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642827 CN202953656U (en) | 2012-11-29 | 2012-11-29 | Idler wheel falling prevention device for construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202953656U true CN202953656U (en) | 2013-05-29 |
Family
ID=48459238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220642827 Expired - Fee Related CN202953656U (en) | 2012-11-29 | 2012-11-29 | Idler wheel falling prevention device for construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202953656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466411A (en) * | 2013-09-11 | 2013-12-25 | 中联重科股份有限公司 | Double-roller device of elevator and elevator with same |
| CN105417318A (en) * | 2015-11-26 | 2016-03-23 | 张家港市荣达建筑机械制造有限公司 | Roller anti-disengaging device of construction lifting machine |
-
2012
- 2012-11-29 CN CN 201220642827 patent/CN202953656U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466411A (en) * | 2013-09-11 | 2013-12-25 | 中联重科股份有限公司 | Double-roller device of elevator and elevator with same |
| CN103466411B (en) * | 2013-09-11 | 2016-03-30 | 中联重科股份有限公司 | Double-roller device of elevator and elevator with same |
| CN105417318A (en) * | 2015-11-26 | 2016-03-23 | 张家港市荣达建筑机械制造有限公司 | Roller anti-disengaging device of construction lifting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20161129 |