CN112047238A - Novel wind-resistant anti-skidding safety protection device for hoisting machinery - Google Patents
Novel wind-resistant anti-skidding safety protection device for hoisting machinery Download PDFInfo
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- CN112047238A CN112047238A CN202010733805.2A CN202010733805A CN112047238A CN 112047238 A CN112047238 A CN 112047238A CN 202010733805 A CN202010733805 A CN 202010733805A CN 112047238 A CN112047238 A CN 112047238A
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- clamping arm
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- clamping
- resistant
- hoisting machinery
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- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/18—Travelling gear incorporated in or fitted to trolleys or cranes with means for locking trolleys or cranes to runways or tracks to prevent inadvertent movements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention relates to a novel wind-resistant and skid-resistant safety protection device for a hoisting machine, which comprises a clamping arm connecting seat, a left clamping arm, a right clamping arm, a reset spring, a special-shaped electromagnet, a special-shaped armature, a clamping gasket, a control box and the like, wherein the clamping arm connecting seat is connected with the left clamping arm and the right clamping arm so that the left clamping arm and the right clamping arm can symmetrically swing around a guide rail; the reset spring is connected with the left clamping arm and the right clamping arm, so that the left clamping arm and the right clamping arm are opened by a certain angle under the condition that the special-shaped electromagnet is powered off; the special-shaped electromagnet and the special-shaped armature are respectively connected with the left clamping arm and the right clamping arm; the clamping gasket is connected with the clamping inner sides of the special-shaped electromagnet and the special-shaped armature, and a clamping force strain gauge is embedded into the clamping gasket; the control box is fixed on the clamping arm connecting seat. The invention is linked with a hoisting machinery control system, can effectively and automatically clamp the guide rail under the condition that the hoisting machinery stops, controls the clamping force within a certain range through the feedback of the strain gauge, and can be applied to the fields of hoisting machinery, elevators, three-dimensional parking garages and the like.
Description
Technical Field
The invention relates to the fields of hoisting machinery, elevators, stereo parking garages and the like, in particular to a novel wind-resistant and anti-skid safety protection device for the hoisting machinery.
Background
The wind-resistant and anti-skid safety protection device of the hoisting machinery is mainly used for preventing the outdoor hoisting machinery from generating uncontrollable slippage in a strong wind environment, at present, although various wind-resistant and anti-skid safety protection devices such as rail clamping devices, anchoring devices, iron shoes and the like have been developed, most of the wind-resistant and anti-skid protection devices aim at the non-working state of the crane, and most of the wind-resistant and anti-skid measures in the working state of the crane are wheel brakes at present. However, the wind-resistant and skid-resistant effects of the wheel-side brake are not very ideal, and especially after long-term operation, the brake is severely worn, so that the braking effect is greatly reduced.
Therefore, aiming at the defects of the wind-resistant and anti-skid safety protection device of the existing hoisting machinery, the wind-resistant and anti-skid safety protection device is developed to the fields of the hoisting machinery, the elevator, the stereo parking garage and the like, is reliable and practical, and has great practical significance in the outdoor wind-resistant and anti-skid safety protection device which is convenient to operate and under the working state and the non-working state of the hoisting machinery.
Disclosure of Invention
Aiming at the problems, the novel wind-resistant anti-skidding safety protection device for the hoisting machinery, which is provided by the invention, has the characteristics of reasonable structural design, linkage with a hoisting machinery control system, capability of effectively automatically clamping a guide rail under the condition that the hoisting machinery is stopped, capability of effectively solving the problems in the background technology through the characteristics of feedback control of a strain gauge on a clamping force within a certain range and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a novel wind-resistant and skid-resistant safety protection device for hoisting machinery comprises a clamping arm connecting seat, a left clamping arm, a right clamping arm, a reset spring, a special-shaped electromagnet, a special-shaped armature, a clamping gasket, a control box and the like, wherein the clamping arm connecting seat is connected with the upper parts of the left clamping arm and the right clamping arm through a rotating pin shaft, so that the left clamping arm and the right clamping arm can symmetrically swing around a guide rail; the reset spring is connected with the middle parts of the left clamping arm and the right clamping arm, so that the left clamping arm and the right clamping arm are opened by a certain angle under the condition that the special-shaped electromagnet is powered off; the special-shaped electromagnet and the special-shaped armature are respectively connected with the lower parts of the left clamping arm and the right clamping arm through a plurality of high-strength hexagon bolts; the clamping gasket is connected with the clamping inner sides of the special-shaped electromagnet and the special-shaped armature, and a clamping force strain gauge is embedded into the clamping gasket; the control box is fixed on the upper end surface of the clamping arm connecting seat.
Preferably, the upper part of the clamping arm connecting seat is provided with a blocking block for controlling the opening angles of the left clamping arm and the right clamping arm.
Preferably, the clamping arm connecting seat is connected with the left clamping arm and the right clamping arm in a mode of rotating the pin shaft and the cotter pin.
Preferably, the upper parts of the special-shaped electromagnet and the special-shaped armature are provided with tenon end faces, the lower parts of the left clamping arm and the right clamping arm are provided with tenon end faces, and the left clamping arm and the right clamping arm are combined with the special-shaped electromagnet and the special-shaped armature through the corresponding tenon end faces and are connected through a plurality of high-strength hexagon bolts, spring washers and nuts.
Preferably, the clamping gasket is made of flexible materials, can be tightly attached to clamping openings of the left clamping arm and the right clamping arm, and is internally embedded with a plurality of clamping force strain gauges.
Preferably, the clamping force strain gauge can detect the positive pressure of the clamping force in real time, and the current intensity of the electromagnet coil is adjusted in real time through the control box according to a set positive pressure value, so that the clamping force value of the electromagnetic rail clamping device is controlled within a certain range.
Compared with the prior art, the invention has the following beneficial effects:
1. the automatic control of the electromagnetic clamping force is realized, so that the clamping force can be effectively controlled within a certain force value range according to the clamping braking requirement of the hoisting machinery, and the situation that the clamping force value is reduced due to abrasion of a clamping gasket is favorably prevented;
2. the wind-resistant and anti-skid protection of the hoisting machinery in the working state and the non-working state is realized, the protection mechanism is linked with the hoisting machinery control system, and the wind-resistant and anti-skid safety protection device is guaranteed to play a role in the shutdown state of the hoisting machinery.
Drawings
Fig. 1 and 2 are schematic structural diagrams of the wind-resistant anti-skid safety protection device of the novel hoisting machine;
FIG. 3 is a schematic working diagram of the wind-resistant and skid-resistant safety protection device of the novel hoisting machinery;
fig. 4 is an exploded schematic view of the wind-resistant anti-skid safety protection device of the novel hoisting machinery.
In the figure: 01-a clamping arm connecting seat; 02-rotating the pin shaft; 03-a return spring; 04-left clamping arm; 05-right clamping arm; 06-high strength hexagon bolt; 07-special-shaped electromagnet; 08-a guide rail; 09-a shaped armature; 10-a cotter pin; 11-a nut; 12-a clamping washer; 13-a control box; 14-a barrier; 15-a spring washer; 16-clamp force strain gage.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described with reference to the drawings, however, the embodiments described herein are only a part of the embodiments of the present invention, and not all of the embodiments. Therefore, all other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any inventive step shall fall within the scope of the present invention.
Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the novel wind-resistant and anti-skid safety protection device for hoisting machinery comprises a clamping arm connecting seat 01, a left clamping arm 04, a right clamping arm 05, a return spring 03, a special-shaped electromagnet 07, a special-shaped armature 09, a clamping gasket 12, a control box 13 and the like. The clamping arm connecting seat 01 is connected with the upper parts of the left clamping arm 04 and the right clamping arm 05 in a mode of rotating the pin shaft 02 and the split pin 10, so that the left clamping arm 04 and the right clamping arm 05 can symmetrically swing around the guide rail 08, and the upper part of the clamping arm connecting seat 01 is provided with a blocking block 14 for controlling the opening angles of the left clamping arm 04 and the right clamping arm 05; the reset spring 03 is connected with the middle parts of the left clamping arm 04 and the right clamping arm 05, so that the left clamping arm 04 and the right clamping arm 05 are opened at a certain angle under the condition that the special-shaped electromagnet 07 is powered off; the upper parts of the special-shaped electromagnet 07 and the special-shaped armature 09 are provided with tenon end faces, the lower parts of the left clamping arm 04 and the right clamping arm 05 are provided with tenon end faces, and the left clamping arm 04 and the right clamping arm 05 are combined with the special-shaped electromagnet 07 and the special-shaped armature 09 through the corresponding tenon end faces and are connected through a plurality of high-strength hexagon bolts 06, spring washers 15 and nuts 11; the clamping gasket 12 is made of flexible material, can be tightly attached to the clamping openings of the left clamping arm 04 and the right clamping arm 05, and is internally embedded with a plurality of clamping force strain gauges 16; the clamping force strain gauge 16 can detect the positive pressure of the clamping force in real time, and the current intensity of the electromagnet coil is adjusted in real time through the control box 13 according to the set positive pressure value, so that the clamping force value of the electromagnetic rail clamping device is controlled within a certain range.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A novel wind-resistant and anti-skidding safety protection device for hoisting machinery comprises a clamping arm connecting seat (01), a left clamping arm (04), a right clamping arm (05), a reset spring (03), a special-shaped electromagnet (07), a special-shaped armature (09), a clamping gasket (12), a control box (13) and the like, wherein the clamping arm connecting seat (01) is connected with the upper parts of the left clamping arm (04) and the right clamping arm (05) through a rotating pin shaft (02), so that the left clamping arm (04) and the right clamping arm (05) can symmetrically swing around a guide rail (08); the reset spring (03) is connected with the middle parts of the left clamping arm (04) and the right clamping arm (05), so that the left clamping arm (04) and the right clamping arm (05) are opened at a certain angle under the condition that the special-shaped electromagnet (07) is powered off; the special-shaped electromagnet (07) and the special-shaped armature (09) are respectively connected with the lower parts of the left clamping arm (04) and the right clamping arm (05) through a plurality of high-strength hexagon bolts (06); the clamping gasket (12) is connected with the clamping inner sides of the special-shaped electromagnet (07) and the special-shaped armature (09), and a clamping force strain gauge (16) is embedded in the clamping gasket (12); the control box (13) is fixed on the upper end surface of the clamping arm connecting seat.
2. The novel wind-resistant and skid-resistant safety protection device for hoisting machinery as claimed in claim 1, wherein: and a blocking block (14) is arranged at the upper part of the clamping arm connecting seat (01) and is used for controlling the opening angles of the left clamping arm (04) and the right clamping arm (05).
3. The novel wind-resistant and skid-resistant safety protection device for hoisting machinery as claimed in claim 1, wherein: the clamping arm connecting seat (01) is connected with the left clamping arm (04) and the right clamping arm (05) in a mode of rotating the pin shaft (02) and the split pin (10).
4. The novel wind-resistant and skid-resistant safety protection device for hoisting machinery as claimed in claim 1, wherein: the special-shaped electromagnet (07) and the special-shaped armature (09) are provided with tenon end faces at the upper parts, tenon end faces are arranged at the lower parts of the left clamping arm (04) and the right clamping arm (05), and the left clamping arm (04) and the right clamping arm (05) are combined with the special-shaped electromagnet (07) and the special-shaped armature (09) through the corresponding tenon end faces and are connected with each other through a plurality of high-strength hexagon bolts (06), spring washers (15) and nuts (11).
5. The novel wind-resistant and skid-resistant safety protection device for hoisting machinery as claimed in claim 1, wherein: the clamping gasket (12) is made of flexible materials, can be tightly attached and connected with clamping openings of the left clamping arm (04) and the right clamping arm (05), and is internally embedded with a plurality of clamping force strain gauges (16).
6. The novel wind-resistant and skid-resistant safety protection device for hoisting machinery as claimed in claim 5, wherein: the clamping force strain gauge (16) can detect the positive pressure of the clamping force in real time, and the current intensity of the electromagnet coil is adjusted in real time through the control box (13) according to the set positive pressure value, so that the clamping force value of the electromagnetic rail clamping device is controlled within a certain range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010733805.2A CN112047238A (en) | 2020-07-27 | 2020-07-27 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010733805.2A CN112047238A (en) | 2020-07-27 | 2020-07-27 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
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| Publication Number | Publication Date |
|---|---|
| CN112047238A true CN112047238A (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010733805.2A Pending CN112047238A (en) | 2020-07-27 | 2020-07-27 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
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| CN (1) | CN112047238A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037962A (en) * | 2023-02-06 | 2023-05-02 | 北京航空航天大学 | Rolling equipment for arc additive manufacturing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204727487U (en) * | 2015-05-20 | 2015-10-28 | 河南省恒远起重机械集团有限公司 | A kind of transfer crane wind resistance anti-skid device |
| CN204823743U (en) * | 2015-08-07 | 2015-12-02 | 河南省矿山起重机有限公司 | Two roof beam hoists production is with extruder end beam of walking |
| CN105905802A (en) * | 2016-06-16 | 2016-08-31 | 苗运杰 | Electromagnetic rail clamping device |
| CN207449922U (en) * | 2017-10-16 | 2018-06-05 | 重庆红岩建设机械制造有限责任公司 | It is a kind of to be suitable for the folder rail brake with edge of a wing track |
| CN213231240U (en) * | 2020-07-27 | 2021-05-18 | 广东省特种设备检测研究院中山检测院 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
-
2020
- 2020-07-27 CN CN202010733805.2A patent/CN112047238A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204727487U (en) * | 2015-05-20 | 2015-10-28 | 河南省恒远起重机械集团有限公司 | A kind of transfer crane wind resistance anti-skid device |
| CN204823743U (en) * | 2015-08-07 | 2015-12-02 | 河南省矿山起重机有限公司 | Two roof beam hoists production is with extruder end beam of walking |
| CN105905802A (en) * | 2016-06-16 | 2016-08-31 | 苗运杰 | Electromagnetic rail clamping device |
| CN207449922U (en) * | 2017-10-16 | 2018-06-05 | 重庆红岩建设机械制造有限责任公司 | It is a kind of to be suitable for the folder rail brake with edge of a wing track |
| CN213231240U (en) * | 2020-07-27 | 2021-05-18 | 广东省特种设备检测研究院中山检测院 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037962A (en) * | 2023-02-06 | 2023-05-02 | 北京航空航天大学 | Rolling equipment for arc additive manufacturing |
| CN116037962B (en) * | 2023-02-06 | 2023-08-11 | 北京航空航天大学 | Rolling equipment for arc additive manufacturing |
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