CN204778447U - Hoist overload protection device - Google Patents
Hoist overload protection device Download PDFInfo
- Publication number
- CN204778447U CN204778447U CN201520426519.6U CN201520426519U CN204778447U CN 204778447 U CN204778447 U CN 204778447U CN 201520426519 U CN201520426519 U CN 201520426519U CN 204778447 U CN204778447 U CN 204778447U
- Authority
- CN
- China
- Prior art keywords
- pulley
- pressure sensor
- cylindrical shell
- fender guard
- steel rope
- 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.)
- Expired - Fee Related
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- Control And Safety Of Cranes (AREA)
Abstract
The utility model relates to a hoist overload protection device, it includes the electric block body, the electric block body include driving motor and barrel, the barrel in be provided with the pulley and around wire rope on the pulley, wire rope divide into horizontal segment and vertical section, the wire rope horizontal segment be connected with the fixed block, the wire rope vertical section pass through the guide block and derive the barrel, the pulley be connected with fixed lever one end, fixed lever middle part be connected with the barrel through the fixed hinge contact, the contact of the fixed lever other end and pressure sensor, the pressure sensor outside have the protective housing, the protective housing pass through the pipeline and be connected with the driving motor casing, pipeline middle part be provided with the solenoid valve, the solenoid valve be connected with the controlling means who is connected with temperature sensor, controlling means still be connected with driving motor and pressure sensor, the utility model discloses compact structure, safe and reliable, the security that has improved low temperature condition.
Description
Technical field
The utility model relates to hoisting crane and manufactures field, particularly relates to a kind of crane safety device, particularly a kind of overload crane fender guard.
Background technology
Hoisting crane is the indispensable mechanical equipment of commercial production every field, extensively be applied to the place such as industrial and mining enterprises and storage harbour, the application and extensively of electric block on hoisting crane, for ensureing the trouble free service of hoisting crane, hoisting crane electric block is all loaded with overload protection device, but these device volumes are larger, safety performance is not good, under cryogenic, transducer sensitivity reduces, and causes potential safety hazard; Therefore, the utility model provides a kind of compact conformation, safe and reliable, effectively improves the overload crane fender guard of the safety of cryogenic conditions.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of compact conformation, safe and reliable, effectively improves the overload crane fender guard of the safety of cryogenic conditions.
The purpose of this utility model is achieved in that a kind of overload crane fender guard, it comprises electric block body, described electric block body comprises drive motor and cylindrical shell, pulley is provided with and around the steel rope on pulley in described cylindrical shell, described steel rope is divided into horizontal segment and vertical section, described steel rope horizontal segment is connected with fixed block, described steel rope vertical section derives cylindrical shell by orienting lug, described pulley be connected lever one end and connect, described connection its intermediate part is a little connected with cylindrical shell by being fixedly hinged, the described connection lever other end and pressure sensor contacts, screened housing is had outside described pressure sensor, described screened housing is connected with drive motor housing by pipeline, electromagnetic valve is provided with in the middle part of described pipeline, described electromagnetic valve is connected with the control setup being connected with temperature sensor, described control setup is also connected with drive motor and pressure sensor.
The shape of described connection lever is spoon shape.
Described pulley is hinged with the connection mode being connected lever.
Described screened housing is provided with at least two openings.
Described screened housing is fixedly connected with cylindrical shell.
Described temperature sensor is arranged on the outside face of cylindrical shell.
The beneficial effects of the utility model: the utility model employing pulley is spacing to steel rope fixed end, support, by connecting leverage in pressure sensor, moment is little, and pressure detection is accurate, compact conformation, safe and reliable, pressure sensor has screened housing to protect, and ensures the working environment of pressure sensor, be connected with drive motor shell by pipeline, ensure the sensitivity of cryogenic conditions lower pressure sensor with the heat of drive motor, pipeline is provided with electromagnetic valve, control setup realizes intelligentized control method; The utility model compact conformation, safe and reliable, improve the safety of cryogenic conditions.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of overload crane fender guard of the utility model.
Fig. 2 is the enlarged diagram of the pressure sensor of a kind of overload crane fender guard of the utility model.
Fig. 3 is that the control part of a kind of overload crane protection of the utility model connects block diagram.
In figure: 1, electric block body 2, drive motor 3, cylindrical shell 4, steel rope 5, fixed block 6, orienting lug 7, pulley 8, connection lever 9, pressure sensor 10, screened housing 11, electromagnetic valve 12, control setup 13, temperature sensor 14, pipeline.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of overload crane fender guard, it comprises electric block body 1, described electric block body 1 comprises drive motor 2 and cylindrical shell 3, pulley 7 is provided with and around the steel rope 4 on pulley in described cylindrical shell 3, described steel rope 4 is divided into horizontal segment and vertical section, described steel rope 4 horizontal segment is connected with fixed block 5, described steel rope 4 vertical section derives cylindrical shell by orienting lug 6, described pulley 7 be connected lever 8 one end and connect, a little be connected with cylindrical shell 3 by being fixedly hinged in the middle part of described connection lever 8, described connection lever 8 other end and pressure sensor contacts 9, screened housing 10 is had outside described pressure sensor 9, described screened housing 10 is connected with drive motor 2 housing by pipeline 14, electromagnetic valve 11 is provided with in the middle part of described pipeline 14, described electromagnetic valve 11 is connected with the control setup 12 being connected with temperature sensor 13, described control setup 12 is also connected with drive motor 2 and pressure sensor 9.
The utility model employing pulley is spacing to steel rope fixed end, support, by connecting leverage in pressure sensor, moment is little, and pressure detection is accurate, compact conformation, safe and reliable, pressure sensor has screened housing to protect, and ensures the working environment of pressure sensor, be connected with drive motor shell by pipeline, ensure the sensitivity of cryogenic conditions lower pressure sensor with the heat of drive motor, pipeline is provided with electromagnetic valve, control setup realizes intelligentized control method; The utility model compact conformation, safe and reliable, improve the safety of cryogenic conditions.
Embodiment 2
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of overload crane fender guard, it comprises electric block body 1, described electric block body 1 comprises drive motor 2 and cylindrical shell 3, pulley 7 is provided with and around the steel rope 4 on pulley in described cylindrical shell 3, described steel rope 4 is divided into horizontal segment and vertical section, described steel rope 4 horizontal segment is connected with fixed block 5, described steel rope 4 vertical section derives cylindrical shell by orienting lug 6, described pulley 7 be connected lever 8 one end and connect, a little be connected with cylindrical shell 3 by being fixedly hinged in the middle part of described connection lever 8, described connection lever 8 other end and pressure sensor contacts 9, screened housing 10 is had outside described pressure sensor 9, described screened housing 10 is connected with drive motor 2 housing by pipeline 14, electromagnetic valve 11 is provided with in the middle part of described pipeline 14, described electromagnetic valve 11 is connected with the control setup 12 being connected with temperature sensor 13, described control setup 12 is also connected with drive motor 2 and pressure sensor 9.
The shape of described connection lever 8 is spoon shape.
Described pulley 7 is hinged with the connection mode being connected lever 8.
Described screened housing 10 is provided with at least two openings.
Described screened housing 10 is fixedly connected with cylindrical shell 3.
Described temperature sensor 13 is arranged on the outside face of cylindrical shell 3.
The utility model employing pulley is spacing to steel rope fixed end, support, by connecting leverage in pressure sensor, moment is little, and pressure detection is accurate, compact conformation, safe and reliable, pressure sensor has screened housing to protect, and ensures the working environment of pressure sensor, be connected with drive motor shell by pipeline, ensure the sensitivity of cryogenic conditions lower pressure sensor with the heat of drive motor, pipeline is provided with electromagnetic valve, control setup realizes intelligentized control method; The utility model compact conformation, safe and reliable, improve the safety of cryogenic conditions.
Claims (6)
1. an overload crane fender guard, it comprises electric block body, it is characterized in that: described electric block body comprises drive motor and cylindrical shell, pulley is provided with and around the steel rope on pulley in described cylindrical shell, described steel rope is divided into horizontal segment and vertical section, described steel rope horizontal segment is connected with fixed block, described steel rope vertical section derives cylindrical shell by orienting lug, described pulley be connected lever one end and connect, described connection its intermediate part is a little connected with cylindrical shell by being fixedly hinged, the described connection lever other end and pressure sensor contacts, screened housing is had outside described pressure sensor, described screened housing is connected with drive motor housing by pipeline, electromagnetic valve is provided with in the middle part of described pipeline, described electromagnetic valve is connected with the control setup being connected with temperature sensor, described control setup is also connected with drive motor and pressure sensor.
2. a kind of overload crane fender guard according to claim 1, is characterized in that: the shape of described connection lever is spoon shape.
3. a kind of overload crane fender guard according to claim 1, is characterized in that: described pulley is hinged with the connection mode being connected lever.
4. a kind of overload crane fender guard according to claim 1, is characterized in that: described screened housing is provided with at least two openings.
5. a kind of overload crane fender guard according to claim 1, is characterized in that: described screened housing is fixedly connected with cylindrical shell.
6. a kind of overload crane fender guard according to claim 1, is characterized in that: described temperature sensor is arranged on the outside face of cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426519.6U CN204778447U (en) | 2015-06-19 | 2015-06-19 | Hoist overload protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426519.6U CN204778447U (en) | 2015-06-19 | 2015-06-19 | Hoist overload protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204778447U true CN204778447U (en) | 2015-11-18 |
Family
ID=54518539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520426519.6U Expired - Fee Related CN204778447U (en) | 2015-06-19 | 2015-06-19 | Hoist overload protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204778447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592568A (en) * | 2018-12-29 | 2019-04-09 | 三海洋重工有限公司 | Overload protection device, crane and overload protection method |
-
2015
- 2015-06-19 CN CN201520426519.6U patent/CN204778447U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592568A (en) * | 2018-12-29 | 2019-04-09 | 三海洋重工有限公司 | Overload protection device, crane and overload protection method |
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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: 20151118 Termination date: 20160619 |