CN204607475U - The inhibiting device of hoist roller - Google Patents
The inhibiting device of hoist roller Download PDFInfo
- Publication number
- CN204607475U CN204607475U CN201520223604.2U CN201520223604U CN204607475U CN 204607475 U CN204607475 U CN 204607475U CN 201520223604 U CN201520223604 U CN 201520223604U CN 204607475 U CN204607475 U CN 204607475U
- Authority
- CN
- China
- Prior art keywords
- contact
- driving lever
- inhibiting device
- reel
- transmission gear
- 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.)
- Active
Links
Landscapes
- Retarders (AREA)
Abstract
A kind of inhibiting device of hoist roller, comprise the inhibiting device housing be fixed on the cylindrical shell of reel, be rotatably connected on the drive lead screw be fixedly connected on inhibiting device housing and with the rotating shaft of reel, be rotatably connected on the transmission gear be threaded on inhibiting device housing and with drive lead screw, there is the driving lever of positive contact and anti-contact, be fixed on the micro limit switch on inhibiting device housing, micro limit switch comprises the positive contact matched with positive contact, the anti-contact matched with anti-contact, speed reduction gearing is provided with between transmission gear and driving lever, the rotational axis line of drive lead screw is vertical with the rotational axis line phase space of transmission gear, the rotating shaft rotating of reel thus control driving lever rotating, when driving lever just going to positive contact contact with positive contact time, or when driving lever be inverted to anti-contact contact with anti-contact time, micro limit switch works and disconnects reel control circui reel and stop operating.
Description
Technical field
the utility model relates to a kind of inhibiting device of hoist roller.
Background technology
a kind of inhibiting device of the hoist roller be applied on weight-lifting equipment in prior art, can only when crane hook upwards moves, limit on it and move end position, and there is no stop gear at crane hook to during decline, steel rope on reel defeated to the greatest extent but reel continue at scrolling, thus steel rope is rewound on cylinder, suspension hook is lifted again, operation inconvenience.
Utility model content
the utility model technical issues that need to address are to provide a kind of inhibiting device of hoist roller.
in order to solve the problems of the technologies described above, a kind of technical scheme that the utility model adopts is: a kind of inhibiting device of hoist roller, comprise the inhibiting device housing on the cylindrical shell being fixed on described reel, to be rotatably connected on described inhibiting device housing and the drive lead screw be fixedly connected with the rotating shaft of reel, be rotatably connected on the transmission gear be threaded on described inhibiting device housing and with described drive lead screw, there is the driving lever of positive contact and anti-contact, be fixed on the micro limit switch on inhibiting device housing, described micro limit switch comprises the positive contact matched with described positive contact, the anti-contact matched with described anti-contact, speed reduction gearing is provided with between described transmission gear and described driving lever, the rotational axis line of described drive lead screw is vertical with the rotational axis line phase space of described transmission gear, the rotating shaft rotating of described reel thus driving lever rotating described in controlling, when described driving lever just going to positive contact contact with described positive contact time, or when described driving lever be inverted to described anti-contact contact with described anti-contact time, the reel that described micro limit switch works described in disconnection reel control circui stops operating.
in some embodiments, the turning cylinder of described transmission gear is also fixed with transmission output gear, described driving lever is that sleeve-shaped is set on the turning cylinder of described transmission gear, described driving lever has internally toothed annulus, and described speed reduction gearing comprises the multiple planetary wheels be arranged between described transmission output gear and the internally toothed annulus of described driving lever.
in some further embodiment, the rotational axis line of described transmission gear and the rotational axis line of described driving lever coincide.
in some further embodiment, the number of teeth of described transmission output gear is 1 to 100 with the tooth ratio on the internally toothed annulus of described driving lever.
in some embodiments, described positive contact and described anti-contact are radially outward stretching out of the center of circle from the rotational axis line of described driving lever.
in some embodiments, described positive contact is arranged at the relative both sides of described driving lever with described anti-contact.
scope of the present utility model, is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme etc. formed.
because technique scheme is used, the utility model compared with prior art has following advantages: the rotating shaft of described reel rotates forward or reversion, drive drive lead screw rotates, thus rotate from transmission gear, control driving lever by speed reduction gearing to rotate, when described driving lever just going to positive contact contact with described positive contact time, or when described driving lever be inverted to described anti-contact contact with described anti-contact time, the reel that described micro limit switch works described in disconnection reel control circui stops operating, easy to use, safe and reliable.
Accompanying drawing explanation
fig. 1 is section-drawing of the present utility model;
fig. 2 is the A-A section-drawing of this accompanying drawing 1;
fig. 3 is transmission output gear, planetary wheel coordinates schematic diagram with driving lever;
wherein: 1, inhibiting device housing; 2, drive lead screw; 3, transmission gear; 31, transmission output gear; 4, driving lever; 41, internally toothed annulus; 42, positive contact; 43, anti-contact; 5, planetary wheel; 6, micro limit switch; 7, cylindrical shell.
Detailed description of the invention
as shown in the drawings, a kind of inhibiting device of hoist roller, comprise the inhibiting device housing 1 be fixed on the cylindrical shell 7 of reel, be rotatably connected on the drive lead screw 2 be fixedly connected on inhibiting device housing 1 and with the rotating shaft of reel, be rotatably connected on the transmission gear 3 be threaded on inhibiting device housing 1 and with drive lead screw 2, there is the driving lever 4 of positive contact 42 and anti-contact 43, be fixed on the micro limit switch 6 on inhibiting device housing 1, micro limit switch 6 comprises the positive contact matched with positive contact 42, the anti-contact matched with anti-contact 43, speed reduction gearing is provided with between transmission gear 3 and driving lever 4, the rotational axis line of drive lead screw 2 is vertical with the rotational axis line phase space of transmission gear 3, the rotating shaft forward or reverse of reel, drive drive lead screw forward or reverse, thus from transmission gear forward or reverse, driving lever forward or reverse is controlled by speed reduction gearing, when driving lever 4 just going to positive contact contact with positive contact 42 time, namely when the steel rope of reel is to dynamic suspension hook of hanging oneself to end position, or when driving lever 4 be inverted to anti-contact contact with anti-contact 43 time, namely when the steel rope of reel exports defeated using up to, micro limit switch 6 works and disconnects reel control circui reel and stop operating.
the turning cylinder of transmission gear 3 is also fixed with transmission output gear 31, in the present embodiment, as shown in accompanying drawing 2,3, driving lever 4 is set on the turning cylinder of transmission gear 3 in sleeve-shaped, driving lever 4 has internally toothed annulus 41, speed reduction gearing comprises the multiple planetary wheels 5 between the internally toothed annulus 41 being arranged on transmission output gear 31 and driving lever 4.This organization volume is less.The number of teeth of transmission output gear 31 is 1 to 100 with the tooth ratio on the internally toothed annulus 41 of driving lever 4.The rotational axis line of transmission gear 3 and the rotational axis line of driving lever 4 coincide.
speed reduction gearing can also be other structure, not shown, as the turning cylinder of driving lever with transmission gear is set up in parallel mutually, middle by gear reduction be in transmission connection also can, volume is larger.
as shown in Figure 2, positive contact 42 is radially outward stretching out of the center of circle with anti-contact 43 from the rotational axis line of driving lever 4.Positive contact 42 is arranged at the relative both sides of driving lever 4 with anti-contact 43.
as mentioned above, we are illustrated according to aim of the present utility model completely, but the utility model is not limited to above-described embodiment and implementation method.Different changes and enforcement is carried out in the scope that the practitioner of correlative technology field can permit at technological thought of the present utility model.
Claims (6)
1. the inhibiting device of a hoist roller, it is characterized in that: comprise be fixed on described reel cylindrical shell (7) on inhibiting device housing (1), be rotatably connected on the upper and drive lead screw (2) be fixedly connected with the rotating shaft of reel of described inhibiting device housing (1), be rotatably connected on described inhibiting device housing (1) to go up and the transmission gear (3) be threaded with described drive lead screw (2), there is the driving lever (4) of positive contact (42) and anti-contact (43), be fixed on the micro limit switch (6) on inhibiting device housing (1), described micro limit switch (6) comprises the positive contact matched with described positive contact (42), the anti-contact matched with described anti-contact (43), speed reduction gearing is provided with between described transmission gear (3) and described driving lever (4), the rotational axis line of described drive lead screw (2) is vertical with the rotational axis line phase space of described transmission gear (3), the rotating shaft rotating of described reel thus driving lever (4) rotating described in controlling, when described driving lever (4) just going to positive contact contact with described positive contact (42) time, or when described driving lever (4) be inverted to described anti-contact contact with described anti-contact (43) time, the reel that described micro limit switch (6) works described in disconnection reel control circui stops operating.
2. the inhibiting device of hoist roller according to claim 1, it is characterized in that: the turning cylinder of described transmission gear (3) is also fixed with transmission output gear (31), described driving lever (4) is set on the turning cylinder of described transmission gear (3) in sleeve-shaped, described driving lever (4) has internally toothed annulus (41), and described speed reduction gearing comprises the multiple planetary wheels (5) be arranged between described transmission output gear (31) and the internally toothed annulus (41) of described driving lever (4).
3. the inhibiting device of hoist roller according to claim 2, is characterized in that: the rotational axis line of described transmission gear (3) and the rotational axis line of described driving lever (4) coincide.
4. the inhibiting device of hoist roller according to claim 2, is characterized in that: the tooth ratio on the number of teeth of described transmission output gear (31) and the internally toothed annulus (41) of described driving lever (4) is 1 to 100.
5. the inhibiting device of hoist roller according to claim 1, is characterized in that: described positive contact (42) and described anti-contact (43) are radially outward stretching out of the center of circle from the rotational axis line of described driving lever (4).
6. the inhibiting device of hoist roller according to claim 1, is characterized in that: described positive contact (42) and described anti-contact (43) are arranged at the relative both sides of described driving lever (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520223604.2U CN204607475U (en) | 2015-04-14 | 2015-04-14 | The inhibiting device of hoist roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520223604.2U CN204607475U (en) | 2015-04-14 | 2015-04-14 | The inhibiting device of hoist roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204607475U true CN204607475U (en) | 2015-09-02 |
Family
ID=53960046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520223604.2U Active CN204607475U (en) | 2015-04-14 | 2015-04-14 | The inhibiting device of hoist roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204607475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110361A (en) * | 2020-11-19 | 2020-12-22 | 万鑫精工(湖南)股份有限公司 | Tower crane and driving and braking integrated device thereof |
-
2015
- 2015-04-14 CN CN201520223604.2U patent/CN204607475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110361A (en) * | 2020-11-19 | 2020-12-22 | 万鑫精工(湖南)股份有限公司 | Tower crane and driving and braking integrated device thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203703005U (en) | Speed reducer of electric block | |
| CN204607475U (en) | The inhibiting device of hoist roller | |
| CN205062784U (en) | Offshore platform operating system of high reliability wide range speed control scope | |
| CN202988498U (en) | Manual turning gear device of tractor machine | |
| CN203269426U (en) | Hoisting device with ratchet gear | |
| CN203319594U (en) | Hand-shaken mechanism | |
| CN204628426U (en) | A kind of compact heavy-load type whirligig | |
| CN202245713U (en) | Rotary lifting hook for crane | |
| CN202129438U (en) | Bale rotary table | |
| CN202967949U (en) | Crane swing mechanism capable of adjusting gear clearance | |
| CN206624555U (en) | It is a kind of to be provided with more suspension centre hoisting systems with self-locking pulley | |
| CN202558459U (en) | Power driving device for lifting hook | |
| CN208345589U (en) | A kind of ring rail crane rotation trolley driving device | |
| CN204647149U (en) | The secondary driving mechanism of a kind of shaking gear | |
| CN203051645U (en) | Double-speed single-output speed reducer, winch and crane using double-speed single-output speed reducer | |
| CN204980959U (en) | Electronic cantilever crane's swing drives mechanism | |
| CN204983798U (en) | Novel transition formula promotes transmission system | |
| CN203728458U (en) | Linkable hoisting mechanism of tower crane | |
| CN204459078U (en) | Rotary limiting mechanism for turntable | |
| CN203486825U (en) | Winch device for lifeboat | |
| CN203855355U (en) | Device for elevating goods | |
| CN214879788U (en) | Automobile crane rotating system | |
| CN203476251U (en) | Electric pipe arrangement device | |
| CN201416421Y (en) | Oil pumping machine horse head manual displacing device | |
| CN105805235B (en) | Gear reduction unit and boom hoisting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |