Manual winch convenient to maintain

Abstract

The utility model relates to the technical field of hand cranking winches, and discloses a manual winch convenient to maintain, which comprises a shell, the front end of the shell is rotatably connected with a first rotating shaft, and the right end of the first rotating shaft is fixedly connected with a pinion corresponding to the inner side of the shell; a hand-cranking assembly is installed at the right end, corresponding to the right side of the shell, of the first rotating shaft, a back plate is arranged on the rear side of the shell, fixing plates are fixedly connected to the front sides of the left end and the right end of the back plate, a second rotating shaft is jointly and rotationally connected to the front ends of the fixing plates, and a winding roller is fixedly connected to the exterior of the second rotating shaft. According to the utility model, the connecting plate and the fixing pin are pulled out from the shell, so that the back plate, the fixing plate, the winding roller and the disc can be separated from the shell, the maintenance is convenient, the bolt is manually rotated and taken down, the crank assembly can be conveniently disassembled, the storage is convenient, and the length of the handle can be adjusted through the matching of the rocker and the telescopic rod.

Description

Technical Field

[0001] The utility model relates to the technical field of hand winches, in particular to a manual winch which is easy to maintain. Background Art

[0002] A winch is a machine that uses human or mechanical power to rotate a vertically set drum and horizontally winds a flexible member (wire rope, chain) to complete the traction effect. Capstans are divided into manual capstans and electric capstans, and are commonly used in handling work and ship docks.

[0003] The existing manual winch is an integrated setting, which is not convenient for inspection and maintenance. At the same time, the existing manual winch is usually equipped with a large handle, which cannot be disassembled and the length cannot be adjusted, making it inconvenient to store. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a manual winch that is easy to maintain, aiming to improve the problems that the manual winch is an integrated setting, which is inconvenient for inspection and maintenance, the handle cannot be disassembled, the length cannot be adjusted, and it is not convenient for storage.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a manual winch that is easy to maintain, comprising a shell, the front end of the shell is rotatably connected to a first rotating shaft, the right end of the first rotating shaft is fixedly connected to a small gear corresponding to the inner side of the shell, the right end of the first rotating shaft is installed with a hand crank component corresponding to the right side of the shell, the rear side of the shell is provided with a back plate, the front sides of the left and right ends of the back plate are fixedly connected to a fixed plate, the front end of the fixed plate is rotatably connected to a second rotating shaft, the outside of the second rotating shaft is fixedly connected to a winding roller, the left and right ends of the winding roller are fixedly connected to the second rotating shaft, and the left and right ends of the winding roller are fixedly connected to the second rotating shaft. Both ends are fixedly connected with a disc, and the outer side of the disc is provided with a groove. The right side of the right end of the disc is fixedly connected with a large gear, and the outer side of the large gear is meshed with the outer side of the small gear. The left and right sides of the rear end of the shell are provided with mounting grooves, and the inner wall of the mounting groove is tightly matched with the outer wall of the fixed plate. Pin holes are provided on the upper and lower sides of the mounting groove. Connecting plates are provided at the left and right ends of the upper side of the shell, and the front and rear ends of the connecting plate are fixedly connected with fixing pins, the lower end of the fixing pin is inserted into the inside of the pin hole, and the middle part of the fixing pin passes through the rear end of the fixed plate.

[0006] As a further description of the above technical solution:

[0007] The hand crank assembly includes a connecting block, a bolt is passed through the right side of the connecting block, a rocker is fixedly connected to the rear side of the connecting block, a telescopic rod is passed through the rear end of the rocker, a fastener is threadedly connected to the upper side of the right end of the rocker, and a crank is fixedly connected to the rear end of the telescopic rod.

[0008] As a further description of the above technical solution:

[0009] The inner wall of the left end of the connecting block is tightly fitted with the outer wall of the right end of the first rotating shaft.

[0010] As a further description of the above technical solution:

[0011] The left end of the bolt is passed through the right end of the first rotating shaft.

[0012] As a further description of the above technical solution:

[0013] The left and right ends of the front side of the back plate are fixedly connected with support plates, the upper side of the support plate is provided with a pad, and the front and rear ends of the pad are rotatably connected with rollers.

[0014] As a further description of the above technical solution:

[0015] The exteriors of the rollers are movably connected to the interiors of the grooves respectively.

[0016] As a further description of the above technical solution:

[0017] The outer walls of the support plate are slidably connected to the left and right ends of the bottom of the shell.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the present invention, the connecting plate and the fixing pin are pulled out from the shell, and then the back plate and the fixing plate can be removed from the shell, so that the winding roller and the disc are separated from the shell, thereby facilitating the disassembly, maintenance and cleaning of the winch.

[0020] 2. In the utility model, the connecting block is provided to cooperate with the right end of the first rotating shaft, which can drive the first rotating shaft and the pinion to rotate. The connecting block and the first rotating shaft are connected by bolts, and the bolts are manually rotated and removed. The crank assembly can be easily disassembled for easy storage. The length of the handle can be adjusted by cooperating with the rocker and the telescopic rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is an overall schematic diagram of a manual winch that is easy to maintain proposed by the utility model;

[0022] Figure 2 A schematic diagram of a small gear of a manual winch that is easy to maintain proposed by the present invention;

[0023] Figure 3 This is a schematic diagram of the large gear of a manual winch that is easy to maintain proposed by the utility model;

[0024] Figure 4This is a schematic diagram of a pad for a manual winch that is easy to maintain, as proposed by the present invention;

[0025] Figure 5 This is a schematic diagram of the housing of a manual winch that is easy to maintain proposed by the utility model;

[0026] Figure 6 The utility model provides a schematic diagram of a hand crank assembly of a manual winch that is easy to maintain.

[0027] Legend:

[0028] 1. Housing; 2. First rotating shaft; 3. Small gear; 4. Back plate; 5. Fixed plate; 6. Second rotating shaft; 7. Winding roller; 8. Disc; 9. Groove; 10. Large gear; 11. Connecting block; 12. Bolt; 13. Rocker; 14. Telescopic rod; 15. Fastener; 16. Crank handle; 17. Support plate; 18. Pad; 19. Roller; 20. Mounting slot; 21. Pin hole; 22. Connecting plate; 23. Fixing pin. DETAILED DESCRIPTION

[0029] The following will refer to the accompanying drawings of the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] In order to further understand the content of the present invention, the present invention is described in detail with reference to the accompanying drawings.

[0031] Reference Figure 1-6The utility model provides an embodiment: a manual winch that is easy to maintain, including a shell 1, the front end of the shell 1 is rotatably connected to the first rotating shaft 2, the right end of the first rotating shaft 2 is fixedly connected to the inner side of the shell 1 with a small gear 3, the right end of the first rotating shaft 2 is corresponding to the right side of the shell 1 and a hand crank assembly is installed, the rear side of the shell 1 is provided with a back plate 4, the front sides of the left and right ends of the back plate 4 are fixedly connected to a fixed plate 5, the front end of the fixed plate 5 is jointly rotatably connected to the second rotating shaft 6, the outside of the second rotating shaft 6 is fixedly connected to a winding roller 7, the left and right ends of the winding roller 7 are fixedly connected to a disc 8, the disc 8 is provided with a groove 9 on the outside, and a large gear 10 is fixedly connected to the right side of the right end disc 8. The outer side of the large gear 10 is meshed with the outer side of the small gear 3. The left and right sides of the rear end of the shell 1 are provided with mounting grooves 20. The inner wall of the mounting groove 20 is tightly fitted with the outer wall of the fixed plate 5. Pin holes 21 are provided on the upper and lower sides of the mounting groove 20. Connecting plates 22 are provided on the left and right ends of the upper side of the shell 1. The front and rear ends of the connecting plate 22 are fixedly connected with a fixing pin 23. The lower end of the fixing pin 23 is passed through the inside of the pin hole 21, and the middle part of the fixing pin 23 passes through the inside of the rear end of the fixed plate 5.

[0032] The first rotating shaft 2 and the small gear 3 can be driven to rotate by the hand crank assembly, and the winding roller 7 and the disc 8 can be driven to rotate by the cooperation between the small gear 3 and the large gear 10; the connecting plate 22 and the fixing pin 23 are removed from the outer shell 1, and the back plate 4 moves backward to separate the fixing plate 5 and the support plate 17 from the outer shell 1, thereby separating the winding roller 7 and the disc 8 from the outer shell 1 for maintenance. Compared with the integrated setting of the manual winch, this setting is more convenient for inspection and maintenance.

[0033] The hand crank assembly includes a connecting block 11, a bolt 12 is passed through the right side of the connecting block 11, a rocker 13 is fixedly connected to the rear side of the connecting block 11, a telescopic rod 14 is passed through the rear end of the rocker 13, a fastener 15 is threadedly connected to the upper side of the right end of the rocker 13, and a crank 16 is fixedly connected to the rear end of the telescopic rod 14. The inner wall of the left end of the connecting block 11 is tightly fitted with the outer wall of the right end of the first rotating shaft 2, and the left end of the bolt 12 is passed through the right end of the first rotating shaft 2.

[0034] By rotating the bolt 12, the connecting block 11 and the first rotating shaft 2 can be fixed and disassembled, thereby facilitating maintenance. By adjusting the telescopic rod 14 and the rocker 13, the length of the handle can be changed. By rotating the fastener 15, the rocker 13 and the telescopic rod 14 can be fixed.

[0035] The left and right ends of the front side of the back panel 4 are fixedly connected to support plates 17, and the upper side of the support plate 17 is provided with a pad 18. The front and rear ends of the pad 18 are rotatably connected to rollers 19, and the outer sides of the rollers 19 are respectively movably connected to the inside of the groove 9, and the outer walls of the support plate 17 are respectively slidably connected to the left and right ends of the bottom of the shell 1.

[0036] The provided pad 18 and roller 19 can support the winding roller 7 and the disc 8, and can bear a part of the wind gravity while keeping the winding roller 7 and the disc 8 rotating.

[0037] Working principle: By applying force to the crank 16, the first rotating shaft 2 and the small gear 3 can be driven to rotate through the rocker 13, the telescopic rod 14 and the connecting block 11, and the winding roller 7 and the disc 8 can be driven to rotate through the cooperation of the small gear 3 and the large gear 10; the connecting block 11 and the first rotating shaft 2 can be fixed by the bolt 12, so as to facilitate disassembly, and the length of the handle can be changed by adjusting the telescopic rod 14 and the rocker 13, and the rocker 13 and the telescopic rod 14 can be fixed by rotating the fastener 15, and the connecting plate 22 and the fixing pin 23 are removed from the outer shell 1, and the back plate 4 moves backward, so that the fixing plate 5 and the support plate 17 are separated from the outer shell 1, so that the winding roller 7 and the disc 8 are separated from the outer shell 1 for maintenance, and the winding roller 7 and the disc 8 can be supported by the provided pad 18 and roller 19.

[0038] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A manual winch that is easy to maintain, comprising a housing (1), characterized in that: The front end of the housing (1) is rotatably connected to a first rotating shaft (2); the right end of the first rotating shaft (2) is fixedly connected to a pinion gear (3) corresponding to the inner side of the housing (1); the right end of the first rotating shaft (2) is installed with a hand crank assembly corresponding to the right side of the housing (1); a back plate (4) is provided on the rear side of the housing (1); the front sides of the left and right ends of the back plate (4) are fixedly connected to a fixing plate (5); the front end of the fixing plate (5) is rotatably connected to a second rotating shaft (6); the outside of the second rotating shaft (6) is fixedly connected to a winding roller (7); the left and right ends of the winding roller (7) are fixedly connected to a disc (8); the outer side of the disc (8) is provided with a groove (9); the right A large gear (10) is fixedly connected to the right side of the disc (8), and the outer side of the large gear (10) is meshedly connected to the outer side of the small gear (3). The rear end of the housing (1) is provided with mounting grooves (20) on both left and right sides, and the inner wall of the mounting groove (20) is tightly matched with the outer wall of the fixing plate (5). The upper and lower sides of the mounting groove (20) are provided with pin holes (21). The upper left and right ends of the housing (1) are provided with connecting plates (22), and the front and rear ends of the connecting plates (22) are fixedly connected with fixing pins (23). The lower end of the fixing pin (23) is inserted into the pin hole (21), and the middle part of the fixing pin (23) passes through the rear end of the fixing plate (5).

2. A manual winch that is easy to maintain according to claim 1, characterized in that: The hand crank assembly comprises a connecting block (11), a bolt (12) is inserted into the right side of the connecting block (11), a rocker (13) is fixedly connected to the rear side of the connecting block (11), a telescopic rod (14) is inserted into the rear end of the rocker (13), a fastener (15) is threadedly connected to the upper side of the right end of the rocker (13), and a crank handle (16) is fixedly connected to the rear end of the telescopic rod (14).

3. A manual winch that is easy to maintain according to claim 2, characterized in that: The inner wall at the left end of the connecting block (11) is tightly fitted with the outer wall at the right end of the first rotating shaft (2).

4. A manual winch easy to maintain according to claim 2, characterized in that: The left end of the bolt (12) is inserted into the right end of the first rotating shaft (2).

5. A manual winch easy to maintain according to claim 1, characterized in that: The left and right ends of the front side of the back plate (4) are fixedly connected to support plates (17), the upper side of the support plate (17) is provided with a pad (18), and the front and rear ends of the pad (18) are rotatably connected to rollers (19).

6. A manual winch that is easy to maintain according to claim 5, characterized in that: The outsides of the rollers (19) are movably connected to the insides of the grooves (9) respectively.

7. A manual winch that is easy to maintain according to claim 5, characterized in that: The outer wall of the support plate (17) is slidably connected to the left and right ends of the bottom of the outer shell (1).

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