CN210176311U - Safety pulley assembly for unattended crown block - Google Patents
Safety pulley assembly for unattended crown block Download PDFInfo
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- CN210176311U CN210176311U CN201921154394.0U CN201921154394U CN210176311U CN 210176311 U CN210176311 U CN 210176311U CN 201921154394 U CN201921154394 U CN 201921154394U CN 210176311 U CN210176311 U CN 210176311U
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Abstract
The utility model discloses an unmanned on duty overhead traveling crane uses safe loose pulley assembly, including fixed frame and race, the race sets up the inside at fixed frame, the inside of race transversely is fixed with the pulley through first transfer line, first race has been seted up on the surface of pulley, and first race is a plurality of, the upper end of fixed frame is provided with anti-skidding groove, transversely be fixed with anti-skidding wheel through the second transfer line on the fixed frame of anti-skidding inslot, the second race has been seted up on the surface of anti-skidding wheel, the first transfer line of pulley both sides is fixed on the fixed frame of race through first bearing. The utility model discloses a set up the antiskid groove in the upper end of fixed frame to at the fixed antiskid wheel of antiskid inslot, at first make the steel cable pass after the second grooving of antiskid wheel fixed to the pulley again when connecting the steel cable, the antiskid wheel can compress tightly the first grooving that the steel cable made it paste tight pulley surface, has better anti-skidding effect, avoids the steel cable to take place the phenomenon of skidding, comparatively practical.
Description
Technical Field
The utility model relates to a crown block pulley technical field specifically is a safe loose pulley assembly is used to unmanned on duty crown block.
Background
At present, a crane pulley block is a fixed pulley which is matched with a hook group to work, is fixed on a structure and consists of a plurality of fixed pulleys and movable pulleys, is widely applied to machinery such as a crane, a winch and a lifter and is one of important parts of the crane machinery, a pulley rope groove is usually arranged on the crane pulley block, a steel wire rope is generally positioned in the rope groove, and an unattended crown block is a crown block controlled by a machine program.
The existing crane pulley block is driven by a steel rope when in use, the steel rope is not in close contact with a rope groove directly when in use, and when a heavier object is hoisted, the steel rope easily slips in the rope groove, so that the use safety of the crane is influenced, and safety accidents can occur. Therefore, we propose a safety sheave assembly for an unmanned overhead travelling crane.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safe loose pulley assembly for unmanned on duty overhead traveling crane, through setting up the antiskid groove in the upper end of fixed frame, and at the fixed antiskid wheel of antiskid inslot, at first make the steel cable pass behind the second grooving of antiskid wheel and fix to the pulley again when connecting the steel cable, the antiskid wheel can compress tightly the first grooving that the steel cable made its paste tight pulley surface, better anti-skidding effect has, avoid the steel cable to take place the phenomenon of skidding, it is comparatively practical, the problem of proposing among the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an unmanned on duty overhead traveling crane uses safe loose pulley assembly, includes fixed frame and race, the race sets up the inside at fixed frame, the inside of race transversely is fixed with the pulley through first transfer line, first race has been seted up on the surface of pulley, and first race is a plurality of, the upper end of fixed frame is provided with anti-skidding groove, transversely be fixed with anti-skidding wheel through the second transfer line on the fixed frame of anti-skidding inslot, the second race has been seted up on the surface of anti-skidding wheel, the second race is a plurality of, the first transfer line of pulley both sides is fixed on the fixed frame of race through first bearing, the second transfer line of anti-skidding wheel passes through the second bearing to be fixed on the fixed frame of anti-skidding inslot.
As an embodiment of the present invention, the surface of the first rope groove is provided with a plurality of anti-slip ribs, and the plurality of anti-slip ribs are uniformly distributed on the surface of the first rope groove.
As a preferred embodiment of the present invention, the anti-skid wheels are two, and two anti-skid wheels are distributed on the front and back sides of the anti-skid groove.
As a preferred embodiment of the present invention, the number of the first rope grooves and the number of the second rope grooves are the same, and the first rope grooves and the second rope grooves are distributed correspondingly.
As a preferred embodiment of the utility model, the lower extreme middle part of fixed frame is connected and is fixed with the couple.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a safe loose pulley assembly for unmanned on duty overhead traveling crane sets up the antiskid groove through the upper end at fixed frame to at the fixed antiskid wheel of antiskid inslot, at first make the steel cable pass fixed to the pulley again behind the second grooving of antiskid wheel when connecting the steel cable, the antiskid wheel can compress tightly the steel cable and make its first grooving that pastes tight pulley surface, has better anti-skidding effect, avoids the steel cable to take place the phenomenon of skidding, and is comparatively practical.
2. The utility model discloses a safe loose pulley assembly for unmanned on duty overhead traveling crane is provided with anti-skidding muscle through the surface that makes first grooving, anti-skidding muscle is a plurality of, and the even distribution of a plurality of anti-skidding muscle is on first grooving surface, and anti-skidding muscle can increase the sliding friction between steel cable and the first grooving, further strengthens the non-skid property of assembly pulley.
3. The utility model discloses a safe loose pulley assembly is used to unmanned on duty overhead traveling crane is two through making anti-skidding wheel, and two anti-skidding wheels distribute both sides around the antiskid inslot, compress tightly wearing out and penetrating the end of steel cable through two anti-skidding wheels for the non-skid property of whole device is better.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure of the safety pulley assembly for an unattended overhead travelling crane of the present invention;
fig. 2 is the utility model discloses unmanned on duty overhead traveling crane is with safe loose pulley assembly's overlook schematic structure.
In the figure: 1. a fixing frame; 2. a wheel groove; 3. a pulley; 4. anti-skid wheels; 5. a first drive lever; 6. a first bearing; 7. anti-skid ribs; 8. a first rope groove; 9. hooking; 10. a second bearing; 11. an anti-slip groove; 12. a second rope groove; 13. and a second transmission rod.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an unmanned on duty overhead traveling crane uses safe loose pulley assembly, includes fixed frame 1 and race 2, race 2 sets up the inside at fixed frame 1, the inside of race 2 transversely is fixed with pulley 3 through first transfer line 5, first grooving 8 has been seted up on the surface of pulley 3, and first grooving 8 is a plurality ofly, the upper end of fixed frame 1 is provided with antiskid groove 11, transversely be fixed with antiskid wheel 4 through second transfer line 13 on the fixed frame 1 in antiskid groove 11, second grooving 12 has been seted up on the surface of antiskid wheel 4, second grooving 12 is a plurality of, first transfer line 5 of pulley 3 both sides is fixed on fixed frame 1 in race 2 through first bearing 6, the second transfer line 13 of antiskid wheel 4 is fixed on fixed frame 1 in antiskid groove 11 through second bearing 10.
In this embodiment (please refer to fig. 1 and 2), the anti-slip groove 11 is formed in the upper end of the fixing frame 1, the anti-slip wheel 4 is fixed in the anti-slip groove 11, when the steel rope is connected, the steel rope firstly passes through the second rope groove 12 of the anti-slip wheel 4 and then is fixed to the pulley 3, and the anti-slip wheel 4 can press the steel rope to tightly attach to the first rope groove 8 on the surface of the pulley 3, so that the anti-slip effect is good, the phenomenon that the steel rope slips is avoided, and the anti-slip wheel is practical.
The surface of the first rope groove 8 is provided with a plurality of anti-slip ribs 7, and the anti-slip ribs 7 are uniformly distributed on the surface of the first rope groove 8.
In this embodiment (please refer to fig. 1), the anti-slip ribs 7 are disposed on the surface of the first rope groove 8, the anti-slip ribs 7 are plural, and the plural anti-slip ribs 7 are uniformly distributed on the surface of the first rope groove 8, so that the anti-slip ribs 7 can increase the sliding friction between the steel rope and the first rope groove 8, and further enhance the anti-slip performance of the pulley block.
The number of the anti-skid wheels 4 is two, and the two anti-skid wheels 4 are distributed on the front side and the rear side in the anti-skid groove 11.
In this embodiment (see fig. 2), the two anti-skid wheels 4 are disposed at the front and rear sides of the anti-skid groove 11, and the two anti-skid wheels 4 press the penetrating ends and the penetrating ends of the steel rope, so that the anti-skid performance of the whole device is better.
The number of the first rope grooves 8 is the same as that of the second rope grooves 12, and the first rope grooves 8 and the second rope grooves 12 are correspondingly distributed.
Wherein, the middle part of the lower end of the fixed frame 1 is fixedly connected with a hook 9.
It should be noted that the utility model relates to a safety pulley assembly for an unattended crown block, which comprises a fixed frame 1, a wheel groove 2, a pulley 3, an anti-skid wheel 4, a first transmission rod 5, a first bearing 6, an anti-skid rib 7, a first rope groove 8, a hook 9, a second bearing 10, an anti-skid groove 11, a second rope groove 12 and a second transmission rod 13, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the safety pulley assembly can be known by technical manuals or by conventional experimental methods, when in operation, a traction steel rope of a crane passes through the space between two anti-skid wheels 4 in the fixed frame 1 and is distributed in each second rope groove 12 of the anti-skid wheel 4 on one side, then passes through the first rope groove 8 of the pulley 3 from the lower end, passes through the space between the two anti-skid wheels 4 after encircling the pulley, and is distributed in each second rope groove 12 of the anti-skid wheel 4 on the other side, after the pulley block is connected with the crane, the pulley block is fixed, and when the pulley block is used, the anti-skid wheel 4 can compress the steel rope to enable the steel rope to be tightly attached to the first rope groove 8 on the surface of the pulley 3, so that the pulley block has a good anti-skid effect, the phenomenon that the steel rope slips is avoided, and goods can be lifted through the hook 9.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an unmanned on duty overhead traveling crane is with safe loose pulley assembly, includes fixed frame (1) and race (2), its characterized in that: the pulley groove (2) is arranged in the fixed frame (1), a pulley (3) is transversely fixed in the pulley groove (2) through a first transmission rod (5), a first rope groove (8) is formed in the surface of the pulley (3), and a plurality of first rope grooves (8) are arranged, the upper end of the fixed frame (1) is provided with an anti-skid groove (11), an anti-skid wheel (4) is transversely fixed on the fixed frame (1) in the anti-skid groove (11) through a second transmission rod (13), the surface of the antiskid wheel (4) is provided with a plurality of second rope grooves (12), the first transmission rods (5) at two sides of the pulley (3) are fixed on the fixed frame (1) in the pulley groove (2) through a first bearing (6), and a second transmission rod (13) of the anti-skid wheel (4) is fixed on the fixed frame (1) in the anti-skid groove (11) through a second bearing (10).
2. The safety sheave assembly for an unmanned overhead traveling crane according to claim 1, wherein: the surface of the first rope groove (8) is provided with a plurality of anti-slip ribs (7), and the anti-slip ribs (7) are uniformly distributed on the surface of the first rope groove (8).
3. The safety sheave assembly for an unmanned overhead traveling crane according to claim 1, wherein: the number of the anti-skid wheels (4) is two, and the two anti-skid wheels (4) are distributed on the front side and the rear side in the anti-skid groove (11).
4. The safety sheave assembly for an unmanned overhead traveling crane according to claim 1, wherein: the number of the first rope grooves (8) is the same as that of the second rope grooves (12), and the first rope grooves (8) and the second rope grooves (12) are correspondingly distributed.
5. The safety sheave assembly for an unmanned overhead traveling crane according to claim 1, wherein: the middle part of the lower end of the fixing frame (1) is fixedly connected with a hook (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154394.0U CN210176311U (en) | 2019-07-23 | 2019-07-23 | Safety pulley assembly for unattended crown block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154394.0U CN210176311U (en) | 2019-07-23 | 2019-07-23 | Safety pulley assembly for unattended crown block |
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| Publication Number | Publication Date |
|---|---|
| CN210176311U true CN210176311U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921154394.0U Active CN210176311U (en) | 2019-07-23 | 2019-07-23 | Safety pulley assembly for unattended crown block |
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| CN (1) | CN210176311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255370A (en) * | 2019-07-23 | 2019-09-20 | 河南巨人起重机集团有限公司 | A kind of automobile-used safety pulley component in unattended day |
-
2019
- 2019-07-23 CN CN201921154394.0U patent/CN210176311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255370A (en) * | 2019-07-23 | 2019-09-20 | 河南巨人起重机集团有限公司 | A kind of automobile-used safety pulley component in unattended day |
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