CN209778096U - Tower crane prevents drawing detection device to one side - Google Patents
Tower crane prevents drawing detection device to one side Download PDFInfo
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- CN209778096U CN209778096U CN201920579601.0U CN201920579601U CN209778096U CN 209778096 U CN209778096 U CN 209778096U CN 201920579601 U CN201920579601 U CN 201920579601U CN 209778096 U CN209778096 U CN 209778096U
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- fixedly connected
- tower crane
- detection device
- side fixedly
- contact switch
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Abstract
the utility model discloses a tower crane prevents drawing detection device to one side relates to tower crane technical field, specifically is including the bracing piece, one side fixedly connected with lifting arm of bracing piece, one side fixedly connected with balancing weight of lifting arm bottom. This tower crane prevents drawing detection device to one side, through the davit, the bracing piece, supporting spring, the clamp plate, the contact switch, the cooperation setting between conduction board and the wire rope, when the hoist is drawing the operation to one side, wire rope can drive the briquetting and give pressure of clamp plate, then the clamp plate is under supporting spring's effect, begin to remove, when drawing the angle to one side too big, then the clamp plate can be pressed to a definite position, the conduction board contacts with the contact switch, then the contact switch switches on, the warning light begins to start this moment, the operation of suggestion staff has violated rules and regulations, should three-dimensionally stop to lift by crane, thereby effectively guarantee the hoist and crane safety, the emergence of reduction accident, effectively guarantee staff's personal safety.
Description
Technical Field
The utility model relates to a tower crane technical field specifically is a tower crane prevents drawing detection device to one side.
Background
In recent years, with the deep development of the building industry, tower cranes are widely applied, and are mainly used for vertical and horizontal conveying of materials and installation of building components in building construction, the operation space is high, the popularization and use of tower cranes gradually change the vertical and horizontal transportation modes of building construction, safe operation conditions are created for operators, and meanwhile, the working efficiency is also improved.
The existing tower crane cannot prompt and process in time due to overlarge inclination, so that serious accidents are possible to happen, and serious potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a tower crane prevents drawing detection device to one side has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a tower crane prevents drawing detection device to one side, includes the bracing piece, one side fixedly connected with of bracing piece plays the davit, play one side fixedly connected with balancing weight of davit bottom, the opposite side fixedly connected with of davit bottom detects the protecting crust, the mounting groove has been seted up to the inside that detects the protecting crust, the inner wall fixedly connected with spring bottom plate of mounting groove, one side fixedly connected with supporting spring of spring bottom plate, supporting spring keeps away from the one end fixedly connected with spring connecting plate of spring bottom plate, one side fixedly connected with clamp plate of spring connecting plate, the inner wall fixedly connected with contact switch of mounting groove.
Optionally, one end of the upper surface of the lifting arm is fixedly connected with a warning lamp, and the warning lamp is connected with the contact switch through a wire.
Optionally, cross holes are formed in the middle of the top and the bottom of the detection protective shell, and protective rings are fixedly connected to the inner walls of the cross holes.
Optionally, a pressing block is arranged inside the mounting groove, and a wire passing hole is formed in the middle of the top of the pressing block.
optionally, a steel wire rope penetrates through the inside of the wire passing hole.
optionally, one side of the pressing plate is fixedly connected with a fixing plate, and one side of the fixing plate is fixedly connected with a conduction plate.
(III) advantageous effects
The utility model provides a tower crane prevents drawing detection device to one side possesses following beneficial effect:
This tower crane prevents drawing detection device to one side, through the davit, the bracing piece, supporting spring, the clamp plate, the contact switch, the cooperation setting between conduction board and the wire rope, when the hoist is drawing the operation to one side, wire rope can drive the briquetting and give pressure of clamp plate, then the clamp plate is under supporting spring's effect, begin to remove, when drawing the angle to one side too big, then the clamp plate can be pressed to a definite position, conduction board and contact switch contact, then the contact switch switches on, the warning light begins to start this moment, the suggestion staff should violate the rule by a rule, should three-dimensionally stop to lift by crane, thereby effectively guarantee hoist and crane safety, reduce the emergence of accident, effectively guarantee staff's personal safety, setting through the briquetting, when wire rope draws to one side, can make the pressure to the clamp plate more even, increase the stability of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the protective shell of the present invention;
FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of the protective shell of the present invention;
FIG. 4 is a schematic bottom sectional view of the protective shell of the present invention;
Fig. 5 is a schematic view of the bottom structure of the protective shell of the present invention.
In the figure: 1. a support bar; 2. lifting the suspension arm; 3. a balancing weight; 4. a protective shell; 5. mounting grooves; 6. a spring bottom plate; 7. a support spring; 8. a spring connecting plate; 9. pressing a plate; 10. a contact switch; 11. a warning light; 12. a cross hole; 13. a guard ring; 14. briquetting; 15. a wire passing hole; 16. a wire rope; 17. a fixing plate; 18. a conducting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a tower crane diagonal-pulling prevention detection device comprises a supporting rod 1, one side of the supporting rod 1 is fixedly connected with a lifting arm 2, one end of the upper surface of the lifting arm 2 is fixedly connected with a warning lamp 11, the warning lamp 11 is connected with a contact switch 10 through a lead, one side of the bottom of the lifting arm 2 is fixedly connected with a balancing weight 3, the other side of the bottom of the lifting arm 2 is fixedly connected with a detection protective shell 4, cross holes 12 are formed in the middle of the top and the bottom of the detection protective shell 4, a protective ring 13 is fixedly connected to the inner wall of each cross hole 12, through the arrangement of the protective ring 13, when a steel wire rope 16 moves, the abrasion to the protective shell 4 can be reduced, the service life of the device is prolonged, a mounting groove 5 is formed in the detection protective shell 4, a pressing block 14 is arranged in the mounting groove 5, a wire passing hole 15 is formed in the middle of the top of, the inner wall of the mounting groove 5 is fixedly connected with a spring bottom plate 6, one side of the spring bottom plate 6 is fixedly connected with a supporting spring 7, one end of the supporting spring 7, which is far away from the spring bottom plate 6, is fixedly connected with a spring connecting plate 8, one side of the spring connecting plate 8 is fixedly connected with a pressing plate 9, one side of the pressing plate 9 is fixedly connected with a fixing plate 17, one side of the fixing plate 17 is fixedly connected with a conduction plate 18, the inner wall of the mounting groove 5 is fixedly connected with a contact switch 10, the pressing plate 9 starts to move under the action of the supporting spring 7 by virtue of the matching arrangement of the suspension arm 2, the supporting rod 1, the supporting spring 7, the pressing plate 9, the contact switch 10, the conduction plate 18 and a steel wire rope 16, when the crane is in oblique pulling operation, the steel wire rope 16 can drive the pressing block 14 to apply pressure to the pressing plate 9, and the, then contact switch 10 switches on, warning light 11 begins to start this moment, the suggestion staff should operate in violation of rules and regulations, should three-dimensionally stop lifting, thereby effectively guarantee hoist lifting safety, reduce the emergence of accident, effectively guarantee staff's personal safety, setting through briquetting 14, when wire rope 16 draws to one side, can make the pressure to clamp plate 9 more even, increase the stability of device, when needs use the device, earlier couple with by the thing of hanging together, then tighten up wire rope 16, if the contained angle between wire rope 16 and the thing of being hung is too big, briquetting 14 can promote clamp plate 9 and remove, when conducting plate 18 and contact switch 10 contact, then contact switch 10 switches on, warning light 11 starts, the staff can directly perceived the discovery, this operation gradient is too big, be convenient for in time adjust and handle, reduce accident rate.
As an optimal technical solution of the utility model: one end of the steel wire rope 16 is fixedly connected with a lifting hook.
to sum up, when the anti-diagonal tension detection device of the tower crane is used, the crane is in diagonal tension operation through the matching arrangement among the lifting arm 2, the support rod 1, the support spring 7, the pressing plate 9, the contact switch 10, the conduction plate 18 and the steel wire rope 16, the steel wire rope 16 can drive the pressing block 14 to provide pressure for the pressing plate 9, the pressing plate 9 starts to move under the action of the support spring 7, when the diagonal tension angle is too large, the pressing plate 9 can be pressed to a certain position, the conduction plate 18 is in contact with the contact switch 10, the contact switch 10 is conducted, the warning lamp 11 starts at the moment to prompt a worker that the operation is illegal, the lifting is stopped in a three-dimensional manner, so that the lifting safety of the crane is effectively ensured, the occurrence of accidents is reduced, the personal safety of the worker is effectively ensured, and through the arrangement of the pressing block 14, when the steel wire rope 16 is in diagonal tension, the pressure on the pressing plate 9 can, the stability of the device is increased.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a tower crane prevents drawing detection device to one side, includes bracing piece (1), its characterized in that: one side fixedly connected with of bracing piece (1) plays davit (2), one side fixedly connected with balancing weight (3) of davit (2) bottom plays opposite side fixedly connected with detection protecting crust (4) of davit (2) bottom, detect the inside of protecting crust (4) and seted up mounting groove (5), the inner wall fixedly connected with spring bottom plate (6) of mounting groove (5), one side fixedly connected with supporting spring (7) of spring bottom plate (6), the one end fixedly connected with spring connecting plate (8) of spring bottom plate (6) are kept away from supporting spring (7), one side fixedly connected with clamp plate (9) of spring connecting plate (8), the inner wall fixedly connected with contact switch (10) of mounting groove (5).
2. The tower crane diagonal pulling prevention detection device according to claim 1, wherein: one end of the upper surface of the lifting arm (2) is fixedly connected with a warning lamp (11), and the warning lamp (11) is connected with the contact switch (10) through a lead.
3. The tower crane diagonal pulling prevention detection device according to claim 1, wherein: the middle parts of the top and the bottom of the detection protective shell (4) are provided with cross holes (12), and the inner walls of the cross holes (12) are fixedly connected with protective rings (13).
4. The tower crane diagonal pulling prevention detection device according to claim 1, wherein: a pressing block (14) is arranged inside the mounting groove (5), and a wire passing hole (15) is formed in the middle of the top of the pressing block (14).
5. The tower crane diagonal pulling prevention detection device according to claim 4, wherein: and a steel wire rope (16) penetrates through the inside of the wire passing hole (15).
6. The tower crane diagonal pulling prevention detection device according to claim 1, wherein: one side fixedly connected with fixed plate (17) of clamp plate (9), one side fixedly connected with of fixed plate (17) switches on board (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579601.0U CN209778096U (en) | 2019-04-26 | 2019-04-26 | Tower crane prevents drawing detection device to one side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579601.0U CN209778096U (en) | 2019-04-26 | 2019-04-26 | Tower crane prevents drawing detection device to one side |
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| Publication Number | Publication Date |
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| CN209778096U true CN209778096U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920579601.0U Active CN209778096U (en) | 2019-04-26 | 2019-04-26 | Tower crane prevents drawing detection device to one side |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113277410A (en) * | 2021-05-24 | 2021-08-20 | 佛山市环宇新型材料有限公司 | Novel annealing furnace steel coil clamp arc plate |
-
2019
- 2019-04-26 CN CN201920579601.0U patent/CN209778096U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113277410A (en) * | 2021-05-24 | 2021-08-20 | 佛山市环宇新型材料有限公司 | Novel annealing furnace steel coil clamp arc plate |
| CN113277410B (en) * | 2021-05-24 | 2024-04-30 | 佛山市环宇新型材料有限公司 | Novel clamp arc plate for steel coil of annealing furnace |
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