CN213231240U - 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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- CN213231240U CN213231240U CN202021504713.9U CN202021504713U CN213231240U CN 213231240 U CN213231240 U CN 213231240U CN 202021504713 U CN202021504713 U CN 202021504713U CN 213231240 U CN213231240 U CN 213231240U
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Abstract
The utility model relates to a novel wind-resistant and anti-skid safety protection device for hoisting machinery, which comprises a clamp arm connecting seat, a left clamp arm, a right clamp arm, a reset spring, a special-shaped electromagnet, a special-shaped armature, a clamping gasket and a control box, wherein the clamp arm connecting seat is connected with the left clamp arm and the right clamp arm so that the left clamp arm and the right clamp 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 utility model discloses with the linkage of hoisting machinery control system, can be effectively under the circumstances that hoisting machinery shut down, the self-holding guide rail, and through foil gage feedback control clamp force in certain extent, can be applied to fields such as hoisting machinery, elevator and stereo garage.
Description
Technical Field
The utility model relates to a fields such as hoisting machinery, elevator and stereo garage especially relate to a novel hoisting machinery anti-wind antiskid safety protection device.
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.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a novel hoisting machinery anti-wind antiskid safety arrangement, this structural design is reasonable, and with the linkage of hoisting machinery control system, can be effectively under the condition that hoisting machinery shut down, the self-holding guide rail, and through characteristics such as foil gage feedback control clamp force in certain extent, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a 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 the corresponding mortise 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 utility model, following beneficial effect has:
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 fig. 2 are schematic structural views of the wind-resistant and anti-skid safety protection device of the novel hoisting machinery of the present invention;
fig. 3 is a schematic working diagram of the wind-resistant and skid-resistant safety protection device of the novel hoisting machinery of the present invention;
fig. 4 is an explosion schematic view of the novel wind-resistant anti-skid safety protection device for hoisting machinery of the utility model.
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 accompanying 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 without any creative work based on the embodiments of the present invention belong to the protection 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, and 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 preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A 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 reset spring (03), a special-shaped electromagnet (07), a special-shaped armature (09), a clamping gasket (12) and a control box (13), 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.
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CN202021504713.9U CN213231240U (en) | 2020-07-27 | 2020-07-27 | Novel wind-resistant anti-skidding safety protection device for hoisting machinery |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112047238A (en) * | 2020-07-27 | 2020-12-08 | 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 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112047238A (en) * | 2020-07-27 | 2020-12-08 | 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 |
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