CN220015969U

CN220015969U - Sprocket tensioning structure of elevator

Info

Publication number: CN220015969U
Application number: CN202321295633.0U
Authority: CN
Inventors: 陈军
Original assignee: Yancheng Tianhui Food Co ltd
Current assignee: Yancheng Tianhui Food Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-11-14
Anticipated expiration: 2033-05-26

Abstract

The utility model relates to the technical field of elevators and discloses an elevator sprocket tensioning structure which comprises an installation plate, wherein sprockets are installed at the top and the bottom of one side of the installation plate, chains are connected to the surfaces of the two sprockets in a transmission mode, a fixing plate is movably connected to one side of the installation plate, a tensioning assembly is arranged at the bottom of one side of the fixing plate, and a transmission assembly is arranged at one side of the fixing plate. This lifting machine sprocket tensioning structure through setting up tensioning module and drive assembly, rotates the knob, can control two take-up pulleys and carry out the back of the body and remove for the transfer path of chain and the length looks adaptation of chain have improved chain drive's stability, realize adjusting simultaneously to the rate of tension of chain both sides, easy operation, can carry out quick adjustment, improved the efficiency of regulation and control to can dismantle the fixed plate from one side of mounting panel, easy operation can carry out quick assembly disassembly, has improved flexibility and the convenience of use.

Description

Sprocket tensioning structure of elevator

Technical Field

The utility model relates to the technical field of elevators, in particular to an elevator sprocket tensioning structure.

Background

The hoist is through the mechanical flexible piece wire rope of power and the goods up-and-down motion completion transportation that transports, wire rope is the essential part of hoisting machinery, and the hopper scoops up the material from the storage below, and along with conveyer belt or chain promote to the top, the upset down after bypassing the top wheel, and the bucket elevator is poured the material into the accepting groove, and the drive belt of belt drive's bucket elevator adopts the rubber belt generally, installs on lower or upper driving roll and upper and lower bend pulley.

After a period of use, the lifting machine leads to chain deformation extension easily under factors such as self gravity, tensile stress or frictional force, and then makes sprocket and chain take off the chain phenomenon easily, consequently needs the tensioning of chain to adjust, when carrying out the tensity and adjusting, needs install a plurality of solitary tensioners in proper order in the both sides of chain, leads to need regulate and control a plurality of tensioners when adjusting for the operation when adjusting is comparatively loaded down with trivial details, is difficult to carry out the tensity simultaneously to the both sides of chain and adjusts.

Disclosure of Invention

The utility model aims to provide a chain wheel tensioning structure of a lifter, which aims to solve the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a lifting machine sprocket tensioning structure, includes the mounting panel, the sprocket is all installed to top and the bottom of mounting panel one side, two the surface drive of sprocket is connected with the chain, one side swing joint of mounting panel has the fixed plate, the bottom of fixed plate one side is provided with tensioning assembly, one side of fixed plate is provided with drive assembly, be provided with spacing subassembly between drive assembly and the fixed plate, the top of fixed plate is provided with dismouting subassembly.

Preferably, the tensioning assembly comprises an L-shaped plate fixedly connected to the bottom of one side of the fixing plate, a screw rod is transversely movably connected between one side of the fixing plate and the L-shaped plate through a bearing, and one end of the screw rod penetrates through the outer side of the L-shaped plate and is fixedly connected with a knob.

The L-shaped plate plays a supporting role on the screw rod, and the overall stability of the screw rod and the surface structure of the screw rod is improved.

Preferably, the surface threaded connection of screw rod has the screw thread piece, the both sides of screw thread piece rear side are all connected with the trace through the pivot rotation.

When the screw rod rotates, the two moving plates can be finally driven to move in opposite directions, so that the screw rod plays a role in driving the two moving plates simultaneously, and a user can regulate and control the tension degree of two sides of the chain simultaneously.

Preferably, the transmission assembly comprises two movable plates movably connected to one side of the fixed plate, one end of the linkage rod is rotatably connected with the movable plates through a rotating shaft, one side of the movable plates is movably connected with a rotating rod through a bearing, one end of the rotating rod is fixedly connected with a tensioning wheel, and the surface of the tensioning wheel is in transmission connection with a chain.

Preferably, the limiting component comprises two T-shaped grooves transversely formed in one side of the fixed plate, the rear side of the movable plate is fixedly connected with a T-shaped block, and the inner cavity of the T-shaped groove is in sliding connection with the T-shaped block.

Preferably, the dismounting assembly comprises a U-shaped frame fixedly connected to the top of the fixing plate, a cross rod movably penetrates through the surface of the U-shaped frame, and a push plate is fixedly connected to the front side of the cross rod.

Preferably, the balancing weight is fixedly connected to two sides of the bottom of the cross rod, the mounting seat is fixedly connected to two sides of the mounting plate, and the inner cavity of the mounting seat is movably penetrated with the balancing weight.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the tensioning assembly and the transmission assembly are arranged, and the two tensioning wheels can be controlled to move oppositely by rotating the knob, so that the transmission path of the chain is matched with the length of the chain, the stability of chain transmission is improved, the tension on two sides of the chain is simultaneously adjusted, the operation is simple, the quick adjustment and control can be performed, and the adjustment and control efficiency is improved.

The second, the utility model through setting up the assembly and disassembly assembly, push the push plate upwards, can drive the balancing weight to move up and break away from the contact with inner cavity of the mount pad, can dismantle the fixed plate from one side of the mounting plate at this moment, compare with traditional bolt mounting mode, this assembly and disassembly method easy operation, can carry on the quick assembly and disassembly, has improved flexibility and convenience used.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged view of the point A of FIG. 1 in accordance with the present utility model;

fig. 3 is a partial perspective view of the present utility model.

Fig. 4 is a split perspective view of the spacing assembly of the present utility model.

Wherein: 1. a mounting plate; 2. a sprocket; 3. a chain; 4. a fixing plate; 5. a tensioning assembly; 51. an L-shaped plate; 52. a screw; 53. a knob; 54. a screw block; 55. a linkage rod; 6. a transmission assembly; 61. a moving plate; 62. a rotating rod; 63. a tensioning wheel; 7. a limit component; 71. a T-shaped groove; 72. a T-shaped block; 8. disassembling and assembling the assembly; 81. a U-shaped frame; 82. a cross bar; 83. a push plate; 84. balancing weight; 85. and (5) a mounting seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a chain wheel tensioning structure of a lifter comprises a mounting plate 1, wherein chain wheels 2 are mounted at the top and the bottom of one side of the mounting plate 1, chains 3 are connected to the surface transmission of the two chain wheels 2, a fixing plate 4 is movably connected to one side of the mounting plate 1, a tensioning assembly 5 is arranged at the bottom of one side of the fixing plate 4, a transmission assembly 6 is arranged at one side of the fixing plate 4, a limiting assembly 7 is arranged between the transmission assembly 6 and the fixing plate 4, and a dismounting assembly 8 is arranged at the top of the fixing plate 4.

Specifically, tensioning assembly 5 includes fixed connection's L shaped plate 51 in the bottom of fixed plate 4 one side, transversely swing joint has screw rod 52 through the bearing between one side of fixed plate 4 and the L shaped plate 51, and the one end of screw rod 52 runs through to the outside of L shaped plate 51 and fixedly connected with knob 53.

Through the technical scheme, the L-shaped plate 51 plays a supporting role on the screw 52, and the overall stability of the screw 52 and the surface structure of the screw 52 is improved.

Specifically, the surface screw thread of screw 52 is connected with screw thread piece 54, and the both sides of screw thread piece 54 rear side are all connected with link lever 55 through the pivot rotation.

Through the above technical scheme, when screw 52 rotates, can finally drive two movable plates 61 and carry out the back to back and remove, and then screw 52 has played simultaneous drive effect to two movable plates 61, and the person of facilitating the use carries out simultaneous regulation and control to the rate of tension of chain 3 both sides.

Specifically, the transmission assembly 6 includes two movable plates 61 that swing joint is in fixed plate 4 one side, and the one end of trace 55 is rotated through pivot and movable plate 61 and is connected, and one side of movable plate 61 is through bearing swing joint has bull stick 62, and the one end fixedly connected with take-up pulley 63 of bull stick 62, and the surface and the chain 3 transmission of take-up pulley 63 are connected.

Through the above technical scheme, when two take-up pulleys 63 carry out the back to back and remove, the conveying path of chain 3 and the length looks adaptation of chain 3 for chain 3 is in the state of tightening, and then realizes the regulation of rate of tension to chain 3.

Specifically, the limiting component 7 comprises two T-shaped grooves 71 transversely formed in one side of the fixed plate 4, a T-shaped block 72 is fixedly connected to the rear side of the moving plate 61, and an inner cavity of the T-shaped groove 71 is slidably connected with the T-shaped block 72.

Through the above technical scheme, when the moving plate 61 moves, the T-shaped block 72 is driven to slide in the inner cavity of the T-shaped groove 71, and the T-shaped groove 71 and the T-shaped block 72 play a limiting role on the moving plate 61, so that the moving stability of the moving plate 61 is improved, and the moving plate 61 and the fixed plate 4 are prevented from being separated.

Specifically, the dismounting assembly 8 comprises a U-shaped frame 81 fixedly connected to the top of the fixing plate 4, a cross rod 82 movably penetrates through the surface of the U-shaped frame 81, and a push plate 83 is fixedly connected to the front side of the cross rod 82.

Through the above technical scheme, when pushing the cross rod 82 to move, the cross rod 82 can only slide along the surface of the U-shaped frame 81, so that the U-shaped frame 81 plays a role in guiding the cross rod 82.

Specifically, the balancing weight 84 is fixedly connected to two sides of the bottom of the cross rod 82, the mounting seat 85 is fixedly connected to two sides of the mounting plate 1, and the inner cavity of the mounting seat 85 is movably penetrated with the balancing weight 84.

Through the above technical scheme, the balancing weight 84 has a certain weight, so that the balancing weight can be stably located in the inner cavity of the mounting seat 85 under the action of gravity, and the stability of the mounting plate 4 after being mounted is improved.

When the movable plate is used, the knob 53 is rotated, the knob 53 drives the screw 52 to rotate, the screw 52 drives the screw block 54 to move backwards through threads, the screw block 54 drives one ends of the two linkage rods 55 to move synchronously, under the limiting effect of the T-shaped groove 71 and the T-shaped block 72, the other ends of the linkage rods 55 push the two movable plates 61 to move reversely, the movable plates 61 drive the rotating rod 62 and the tensioning wheel 63 to move synchronously, the two tensioning wheels 63 move reversely, the chain 3 is opened, the conveying path of the chain 3 is matched with the length of the chain 3, the tension on two sides of the chain 3 is adjusted simultaneously, when the tensioning structure is disassembled, the push plate 83 is pushed upwards, the push plate 83 drives the cross rod 82 and the balancing weight 84 to move upwards until the balancing weight 84 is separated from the inner cavity of the mounting seat 85, and at the moment, the fixing plate 4 can be disassembled from one side of the mounting plate 1.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a lifting machine sprocket tensioning structure, includes mounting panel (1), its characterized in that: sprocket (2) are all installed to top and bottom of mounting panel (1) one side, two the surface drive of sprocket (2) is connected with chain (3), one side swing joint of mounting panel (1) has fixed plate (4), the bottom of fixed plate (4) one side is provided with tensioning assembly (5), one side of fixed plate (4) is provided with drive assembly (6), be provided with spacing subassembly (7) between drive assembly (6) and fixed plate (4), the top of fixed plate (4) is provided with dismouting subassembly (8).

2. The hoist sprocket tensioning structure as in claim 1, wherein: the tensioning assembly (5) comprises an L-shaped plate (51) fixedly connected to the bottom of one side of the fixed plate (4), a screw (52) is transversely movably connected between one side of the fixed plate (4) and the L-shaped plate (51) through a bearing, and one end of the screw (52) penetrates through the outer side of the L-shaped plate (51) and is fixedly connected with a knob (53).

3. The hoist sprocket tensioning structure as set forth in claim 2, wherein: the surface threaded connection of screw rod (52) has screw thread piece (54), the both sides of screw thread piece (54) rear side are all connected with trace (55) through the pivot rotation.

4. A hoist sprocket tensioning structure as defined in claim 3, wherein: the transmission assembly (6) comprises two movable plates (61) movably connected to one side of the fixed plate (4), one end of the linkage rod (55) is rotatably connected with the movable plates (61) through a rotating shaft, one side of the movable plates (61) is movably connected with a rotating rod (62) through a bearing, one end of the rotating rod (62) is fixedly connected with a tensioning wheel (63), and the surface of the tensioning wheel (63) is in transmission connection with the chain (3).

5. The hoist sprocket tensioning structure as in claim 4, wherein: the limiting assembly (7) comprises two T-shaped grooves (71) transversely formed in one side of the fixed plate (4), a T-shaped block (72) is fixedly connected to the rear side of the movable plate (61), and the inner cavity of the T-shaped groove (71) is slidably connected with the T-shaped block (72).

6. The hoist sprocket tensioning structure as in claim 1, wherein: the dismounting assembly (8) comprises a U-shaped frame (81) fixedly connected to the top of the fixed plate (4), a cross rod (82) movably penetrates through the surface of the U-shaped frame (81), and a push plate (83) is fixedly connected to the front side of the cross rod (82).

7. The hoist sprocket tensioning structure as in claim 6, wherein: the utility model discloses a balancing weight, including horizontal pole (82) and balancing weight (84), both sides of horizontal pole (82) bottom are all fixedly connected with balancing weight (84), both sides of mounting panel (1) are all fixedly connected with mount pad (85), the inner chamber and the balancing weight (84) activity of mount pad (85) run through.