Winch type hoist with installation anti-falling protection function

Abstract

The winch type hoist with the installation anti-falling protection function comprises an installation frame, the upper surface of the installation frame is fixedly connected with two supporting blocks, bearings are fixedly embedded in the side faces, close to each other, of the two supporting blocks, inner rings of the two bearings are fixedly connected with connecting rods, and the connecting rods are fixedly connected with the installation frame. The ends, close to each other, of the two connecting rods are jointly and fixedly connected with a rolling wheel. According to the device, a driving motor is arranged in the device, under the cooperation of a rotating speed induction braking device and a gear, a rolling wheel in the device can be driven to rotate, and therefore the device can be operated and used; according to the anti-falling device, the rotating speed of the rolling wheel can be sensed to be abnormal through the arranged rotating speed sensing brake device, so that an electric push rod in the device can be started, a push block and an extension block are pushed, the rolling wheel can be locked under the cooperation of a first clamping plate and a second clamping plate, and the anti-falling protection effect on the device is achieved.

Description

Technical Field

[0001] The utility model relates to the field of winch-type door openers, in particular to a winch-type door opener with installation anti-fall protection. Background Art

[0002] The winch hoist is a kind of opening and closing equipment specially used to operate the fast gate. The fast gate is used to protect the unit or steel pipe. It is usually hung above the orifice. When an accident occurs in the generator, water pump or steel pipe, it can quickly cut off the water flow to prevent the accident from expanding.

[0003] A Chinese patent with publication number CN220908330U discloses a winch-type gate hoist with a load limiter, comprising a limiter body, a surface of the mounting block provided with a stable mounting mechanism, a surface of the limiter body provided with a convenient observation mechanism, and surfaces of the connecting coil and the wire body provided with an anti-folding mechanism. The utility model not only enables the limiter body to be installed at a specified position when the load limiter is used, but the device still has some shortcomings. Due to structural reasons, the device can only be applied to small winch-type gate hoists, but cannot function in some large winch-type gate hoists for controlling dams, etc. For this reason, we propose a winch-type gate hoist with an anti-falling protection installed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a winch-type gate hoist with an anti-fall protection device installed to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The camshaft is connected with the two guide wheels, and the guide wheels are connected with the two guide wheels at the same time, and the two guide wheels are connected with the two guide wheels at the same time.

[0007] In a further embodiment, a drive motor is fixedly connected to the upper surface of the mounting frame, and an output end of the drive motor is fixedly connected to a speed sensing brake device.

[0008] In a further embodiment, a fixing frame is fixedly connected to the upper surface of the installation frame, a pull rod is installed inside the fixing frame, a clamping block is fixedly connected to the bottom end of the pull rod, and a spring is sleeved on the outer surface of the pull rod.

[0009] In a further embodiment, two slide grooves are provided on the inner wall of the installation frame, and two sliding blocks are fixedly connected to the outer surface of the push block, and each of the slide grooves is adapted to a sliding block.

[0010] In a further embodiment, a control box is fixedly connected to the upper surface of the mounting frame, and an alarm light is installed on the upper surface of the control box.

[0011] In a further embodiment, a bottom plate is fixedly connected to the bottom surface of the mounting frame, and a plurality of mounting holes are formed on the bottom surface of the bottom plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model discloses a winch-type door opening machine with anti-fall protection installed. Through a driving motor provided in the device, a reel in the device can be driven to rotate in cooperation with a speed sensing brake device and a gear, so that the device can be operated and used. During the operation, if a fall occurs, the speed sensing brake device can sense that the speed of the reel is abnormal, so that an electric push rod in the device can be started to push a push block and an extension block. With the cooperation of a first clamping plate and a second clamping plate, the reel can be locked, so as to provide an anti-fall protection for the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The present invention is a three-dimensional structural schematic diagram of a winch-type gate hoist with anti-fall protection installed.

[0015] Figure 2 The diagram is a schematic diagram of the front section structure of a winch-type gate hoist with anti-fall protection installed.

[0016] Figure 3 A winch-type gate hoist with anti-fall protection Figure 2 Enlarged structural diagram at A in the middle.

[0017] Figure 4 The diagram is a schematic side section structure diagram of a winch-type gate hoist with anti-fall protection installed.

[0018] Figure 5 The diagram is a top view of the structure of a winch-type gate hoist with anti-fall protection installed.

[0019] In the figure: 1. mounting frame; 2. speed sensing brake device; 3. bearing; 4. connecting rod; 5. support block; 6. gear; 7. reel; 8. control box; 9. bottom plate; 10. mounting hole; 11. support plate; 12. mounting frame; 13. first clamping plate; 14. fixing frame; 15. alarm light; 16. second clamping plate; 17. extension block; 18. push block; 19. electric push rod; 20. spring; 21. pull rod; 22. clamping block; 23. slider; 24. slide groove; 25. drive motor. DETAILED DESCRIPTION

[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5In the utility model, a winch-type gate hoist with anti-fall protection is provided, comprising a mounting frame 1, the upper surface of the mounting frame 1 is fixedly connected with two support blocks 5, the side surfaces of the two support blocks 5 close to each other are fixedly inlaid with bearings 3, the inner rings of the two bearings 3 are fixedly connected with connecting rods 4, the ends of the two connecting rods 4 close to each other are commonly fixedly connected with a reel 7, the left end of the reel 7 is fixedly connected with a gear 6, the right end of one of the connecting rods 4 is fixedly connected with a first clamping plate 13, the upper surface of the mounting frame 1 is fixedly connected with a speed sensing brake device 2, the right side surface of the mounting frame 1 is fixedly connected with a support plate 11, the upper surface of the support plate 11 is fixedly connected with a mounting frame 12, and the mounting frame 12 is fixedly connected with the support plate 11. An electric push rod 19 is fixedly connected to the right side of the frame 12, and a push block 18 is fixedly connected to the output end of the electric push rod 19. An extension block 17 is fixedly connected to the left side of the push block 18, and a second clamping plate 16 is fixedly connected to the left side of the extension block 17. The first clamping plate 13 is clamped with the second clamping plate 16. During operation, if a fall occurs, the speed sensing brake device 2 provided can sense that the speed of the reel 7 is abnormal, so that the electric push rod 19 in the device can be started to push the push block 18 and the extension block 17. With the cooperation of the first clamping plate 13 and the second clamping plate 16, the reel 7 can be locked, thereby providing an anti-fall protection for the device.

[0024] A driving motor 25 is fixedly connected to the upper surface of the mounting frame 1, and the output end of the driving motor 25 is fixedly connected to the speed sensing brake device 2. A fixing frame 14 is fixedly connected to the upper surface of the mounting frame 12, and a pull rod 21 is installed inside the fixing frame 14. A clamping block 22 is fixedly connected to the bottom end of the pull rod 21, and a spring 20 is sleeved on the outer surface of the pull rod 21. Through the cooperation of the spring 20, the pull rod 21 and the clamping block 22, the push block 18 can be clamped, thereby ensuring the firmness of the device.

[0025] Two slide grooves 24 are provided on the inner wall of the mounting frame 12, and two sliders 23 are fixedly connected to the outer surface of the push block 18, and each slide groove 24 is adapted to the slider 23. Through the cooperation of the slide grooves 24 and the sliders 23, the device can be smoother during use. The upper surface of the mounting frame 1 is fixedly connected to the control box 8, and the upper surface of the control box 8 is installed with an alarm light 15. The bottom surface of the mounting frame 1 is fixedly connected to the base plate 9, and the bottom surface of the base plate 9 is provided with a plurality of mounting holes 10. The device can be conveniently installed through the base plate 9 and the mounting holes 10.

[0026] The working principle of the utility model is:

[0027] When using the winch-type door opener with anti-fall protection, the staff first places the device in a suitable position and fixes the device through the base plate 9 and multiple mounting holes 10. Secondly, the wire rope in the device is connected to the pulled object, and various electrical components in the device are powered on. Then, when a fall occurs, the speed abnormality of the reel 7 is sensed by the speed sensing brake device 2, and the electric push rod 19 in the starting device can be automatically controlled to push the push block 18 and the extension block 17. With the cooperation of the first clamping plate 13 and the second clamping plate 16, the reel 7 is locked. Then the staff inspects the device. Finally, after the inspection is completed, the staff lifts the pull rod 21 in the device and starts the electric push rod 19 to reset the second clamping plate 16, so that the device can be used again.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A winch-type gate hoist with installation anti-fall protection, characterized in that: The invention comprises a mounting frame (1), wherein two support blocks (5) are fixedly connected to the upper surface of the mounting frame (1), a side surface of the two support blocks (5) close to each other is fixedly inlaid with a bearing (3), the inner rings of the two bearings (3) are fixedly connected to a connecting rod (4), the ends of the two connecting rods (4) close to each other are commonly fixedly connected to a reel (7), the left end of the reel (7) is fixedly connected to a gear (6), the right end of one of the connecting rods (4) is fixedly connected to a first clamping plate (13), and the upper surface of the mounting frame (1) is fixedly connected to a speed sensor The invention relates to a braking device (2), wherein the right side of the mounting frame (1) is fixedly connected to a support plate (11), the upper surface of the support plate (11) is fixedly connected to a mounting frame (12), the right side of the mounting frame (12) is fixedly connected to an electric push rod (19), the output end of the electric push rod (19) is fixedly connected to a push block (18), the left side of the push block (18) is fixedly connected to an extension block (17), the left side of the extension block (17) is fixedly connected to a second clamping plate (16), and the first clamping plate (13) is clamped with the second clamping plate (16).

2. A winch-type gate hoist with installation anti-fall protection according to claim 1, characterized in that: A drive motor (25) is fixedly connected to the upper surface of the mounting frame (1), and an output end of the drive motor (25) is fixedly connected to a speed sensing brake device (2).

3. A winch-type gate hoist with installation anti-fall protection according to claim 1, characterized in that: The upper surface of the installation frame (12) is fixedly connected to a fixing frame (14), a pull rod (21) is installed inside the fixing frame (14), a clamping block (22) is fixedly connected to the bottom end of the pull rod (21), and a spring (20) is sleeved on the outer surface of the pull rod (21).

4. A winch-type gate hoist with anti-fall protection according to claim 1, characterized in that: The inner wall of the installation frame (12) is provided with two slide grooves (24), and the outer surface of the push block (18) is fixedly connected with two slide blocks (23), and each of the slide grooves (24) is adapted to the slide block (23).

5. The winch-type gate hoist with anti-fall protection according to claim 1, characterized in that: A control box (8) is fixedly connected to the upper surface of the mounting frame (1), and an alarm light (15) is installed on the upper surface of the control box (8).

6. A winch-type gate hoist with anti-fall protection according to claim 1, characterized in that: The bottom surface of the mounting frame (1) is fixedly connected to a bottom plate (9), and the bottom surface of the bottom plate (9) is provided with a plurality of mounting holes (10).

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