CN105328214A - Anti-loosening protection device used on beam - Google Patents
Anti-loosening protection device used on beam Download PDFInfo
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- CN105328214A CN105328214A CN201410391425.XA CN201410391425A CN105328214A CN 105328214 A CN105328214 A CN 105328214A CN 201410391425 A CN201410391425 A CN 201410391425A CN 105328214 A CN105328214 A CN 105328214A
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- thrust bearing
- bolts
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- loosening
- nut
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Abstract
The invention discloses an anti-loosening protection device used on a beam. The anti-loosening protection device is characterized in that the anti-loosening protection device used on the beam comprises first nuts, shaft sleeves, first bolts, buffering gaskets, rubber rings, a thrust bearing, limiting blocks, second nuts, second bolts, a pressing plate and a speed limiting device; the thrust bearing penetrates a box body; the bottommost end of the thrust bearing is fastened through the first nuts and the first bolts, and the upper end of the thrust bearing is fastened through the second nuts and the second bolts; the two first bolts are arranged on the two sides of the thrust bearing respectively, and the two second bolts are arranged on the two sides of the thrust bearing respectively; the shaft sleeves are arranged at the positions, on the outer rings of the first nuts, of the lower end of the thrust bearing; the buffering gaskets and the rubber rings are arranged above the first bolts; the upper end of the thrust bearing is provided with the annular limiting blocks; and the pressing plate is arranged at the topmost end of the device and is provided with the speed limiting device for controlling the speed. The anti-loosening protection device used on the beam has the beneficial effects that the structure is compact, safety and reliability are achieved, the anti-loosening effect is good, and the accident rate is reduced.
Description
Technical field
The present invention relates to a kind of lifting protector field, specifically provide a kind of anti-loosening protective device on crossbeam.
Background technology
At present, vertical lathe crossbeam fast lifting structural requirement reaches desired location fast, to increase work efficiency, but at fast liter with while falling soon, instantaneous impact can be produced, elevating screw pre-pressing structure is caused to loosen, and then generation jumps, cause error, lifting insurance institution is for ensureing that the pretension of elevating screw does not loosen, so, widely used lifting pretension safety structure in vertical lathe, nut parallel connection is adopted to add brake hoop to reach the object of pretension insurance, but this structure is in Long-Time Service, through long-term lifting impulsive force, nut loosening can be made, produce axial jump, there is potential safety hazard.
Summary of the invention
The object of the invention is to solve above-mentioned Problems existing, spy provides a kind of anti-loosening protective device on crossbeam.
The invention provides a kind of anti-loosening protective device on crossbeam, it is characterized in that: the described anti-loosening protective device on crossbeam comprises the first nut (1), axle sleeve (2), the first bolt (3), cushion pad (4), rubber ring (5), thrust bearing (6), limited block (7), the second nut (8), the second bolt (9), pressing plate (10), speed-limiting device (11);
Wherein: thrust bearing (6) is through casing, thrust bearing (6) bottom by the first nut (1) and the first bolt (3) fastening, upper end by the second nut (8) and the second bolt (9) fastening, the lower end of thrust bearing (6) is also provided with axle sleeve (2) in the outer ring of the first nut (1), first bolt (3) top is provided with cushion pad (4) and rubber ring (5), thrust bearing (6) upper end is provided with limited block (7), the top of device is provided with pressing plate (10), pressing plate (10) is provided with the speed-limiting device (11) of control rate.
Described and the first bolt (3) and the second bolt (9) are distinguished all respectively has one on thrust bearing (6) both sides.
Described limited block (7) is circular column.
Advantage of the present invention:
Anti-loosening protective device on crossbeam of the present invention, compact conformation, safe and reliable, relaxation effect is good, reduces accident rate.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Embodiment 1
Present embodiments provide a kind of anti-loosening protective device on crossbeam, it is characterized in that: the described anti-loosening protective device on crossbeam comprises the first nut (1), axle sleeve (2), the first bolt (3), cushion pad (4), rubber ring (5), thrust bearing (6), limited block (7), the second nut (8), the second bolt (9), pressing plate (10), speed-limiting device (11);
Wherein: thrust bearing (6) is through casing, thrust bearing (6) bottom by the first nut (1) and the first bolt (3) fastening, upper end by the second nut (8) and the second bolt (9) fastening, the lower end of thrust bearing (6) is also provided with axle sleeve (2) in the outer ring of the first nut (1), first bolt (3) top is provided with cushion pad (4) and rubber ring (5), thrust bearing (6) upper end is provided with limited block (7), the top of device is provided with pressing plate (10), pressing plate (10) is provided with the speed-limiting device (11) of control rate.
Described and the first bolt (3) and the second bolt (9) are distinguished all respectively has one on thrust bearing (6) both sides.
Described limited block (7) is circular column.
Claims (3)
1. the anti-loosening protective device on crossbeam, is characterized in that: the described anti-loosening protective device on crossbeam comprises the first nut (1), axle sleeve (2), the first bolt (3), cushion pad (4), rubber ring (5), thrust bearing (6), limited block (7), the second nut (8), the second bolt (9), pressing plate (10), speed-limiting device (11);
Wherein: thrust bearing (6) is through casing, thrust bearing (6) bottom by the first nut (1) and the first bolt (3) fastening, upper end by the second nut (8) and the second bolt (9) fastening, the lower end of thrust bearing (6) is also provided with axle sleeve (2) in the outer ring of the first nut (1), first bolt (3) top is provided with cushion pad (4) and rubber ring (5), thrust bearing (6) upper end is provided with limited block (7), the top of device is provided with pressing plate (10), pressing plate (10) is provided with the speed-limiting device (11) of control rate.
2. according to the anti-loosening protective device on crossbeam according to claim 1, it is characterized in that: described and the first bolt (3) and the second bolt (9) all respectively have one on thrust bearing (6) both sides respectively.
3. according to the anti-loosening protective device on crossbeam according to claim 1, it is characterized in that: described limited block (7) is circular column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391425.XA CN105328214A (en) | 2014-08-11 | 2014-08-11 | Anti-loosening protection device used on beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391425.XA CN105328214A (en) | 2014-08-11 | 2014-08-11 | Anti-loosening protection device used on beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105328214A true CN105328214A (en) | 2016-02-17 |
Family
ID=55279090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410391425.XA Pending CN105328214A (en) | 2014-08-11 | 2014-08-11 | Anti-loosening protection device used on beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105328214A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526843A (en) * | 2021-07-05 | 2021-10-22 | 彩虹（合肥）光伏有限公司 | Novel lifting device |
-
2014
- 2014-08-11 CN CN201410391425.XA patent/CN105328214A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526843A (en) * | 2021-07-05 | 2021-10-22 | 彩虹（合肥）光伏有限公司 | Novel lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160217 |
|
| WD01 | Invention patent application deemed withdrawn after publication |