Chain adjusting device of PE sterilization vehicle
By designing an automatic adjustment device on the PE sterilization vehicle chain, using counterweight rollers and meshing transmission system to tighten the mesh chain belt, the problem of chain tooth jumping at high temperature is solved, the maintenance cost and frequency is reduced, and the equipment is ensured for a long time Stable operation.
Patent Information
- Application Number
- CN202421195314.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-29
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-29
AI Technical Summary
The PE sterilization vehicle chain jumps and gets stuck due to thermal expansion and contraction at high temperatures, and is frequently shut down for maintenance, which increases maintenance and production costs.
A chain adjustment device including a frame, counterweight roller, connecting plate, gear and worm is designed. The mesh chain belt is pressed through the counterweight roller, and the meshing transmission of gear and worm is realized to ensure that the chain is tight and avoid The teeth jumped and the broken.
It effectively reduces the maintenance frequency and maintenance costs of equipment, ensures the stability of long-term use of the chain and the normal operation of the equipment.
Smart Images
Figure CN222273129U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of conveyor lines, in particular to a chain adjusting device for a PE sterilizing vehicle. Background Art
[0002] When the PE sterilization vehicle is sterilizing beverages, the internal water circulation temperature reaches about 95 degrees. The conveyor chain is prone to stretching due to thermal expansion and contraction. The chain and transmission gears frequently jump teeth and get stuck, causing the chain and gears to break. Frequent shutdowns for inspection and replacement are not conducive to long-term production operations, and the maintenance costs are high, increasing production costs.
[0003] In order to solve this problem, the utility model is produced. Utility Model Content
[0004] Therefore, in view of the above problems, the utility model proposes a PE sterilizing vehicle chain adjustment device with simple structure and long service life.
[0005] In order to solve the above technical problems, the solution adopted by the utility model is: a PE sterilization vehicle chain adjustment device, including a frame and a counterweight roller, a first roller and a second roller are rotatably provided at both ends of the frame, a mesh chain belt is wound around the first roller and the second roller, a plurality of driven rollers are provided on the frame, a connecting plate is provided on the frame below the mesh chain belt, a strip channel penetrating the connecting plate is provided on the connecting plate, both ends of the counterweight roller are located in the strip channel, the counterweight roller is pressed on the mesh chain belt, and an adjustment device for adjusting the up and down movement of the counterweight roller is provided on the connecting plate.
[0006] A further improvement is that the adjusting device comprises a gear and a rack, the rack is arranged on the connecting plate, the gear is arranged on the end of the counterweight roller, and the gear is meshed with the rack for transmission.
[0007] A further improvement is that a through channel is transversely opened on the connecting plate, the through channel is connected to the strip channel so as to facilitate the insertion of the counterweight roller, and a closing device for closing the strip channel is provided on the connecting plate.
[0008] A further improvement is that the closing device comprises a sealing block, the connecting plate is provided with a sliding channel connected to the through channel, the sealing block is slidably arranged in the sliding channel, and the connecting plate is provided with a sliding device for driving the sealing plate to slide into the through channel.
[0009] A further improvement is that the sliding device includes a screw, which is rotatably arranged in the connecting plate, one end of the screw is located in the sliding channel and is penetrated by the sealing block and threadedly transmitted with the sealing block, a driving channel is opened on the connecting plate, the other end of the screw is located in the driving channel, and a driving device for driving the screw to rotate is provided in the driving channel.
[0010] A further improvement is that the driving device includes a worm wheel and a worm, the worm wheel is sleeved on the screw, the worm is rotatably passed through the connecting plate, one end of the worm is located in the driving channel and meshes with the worm wheel for transmission, and the other end of the worm passes through the connecting plate and is provided with a rotating handle.
[0011] A further improvement is that it also includes a fixing plate, the connecting plate is arranged on the fixing plate, and the fixing plate is fixed on the frame by bolts.
[0012] A further improvement is that the weight of the counterweight roller is at least 150 kg.
[0013] By adopting the above technical solution, the beneficial effects of the utility model are:
[0014] The structure is simple and the mesh chain belt can be automatically adjusted. When in use, the counterweight roller is pressed on the mesh chain belt 3. When the mesh chain belt is heated and pulled during sterilization, the counterweight roller presses the mesh chain belt downward under the action of gravity, thereby tightening the mesh chain belt to avoid the risk of tooth jumping and breaking, which is conducive to the long-term use of the equipment, reduces the maintenance frequency of the equipment, and reduces the maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of a chain adjustment device for a PE sterilizing vehicle according to an embodiment of the utility model.
[0016] Figure 2 It is a schematic diagram of the structure of the adjusting device of the embodiment of the utility model.
[0017] Figure 3 It is a schematic diagram of the enlarged structure of A in the embodiment of the present utility model. DETAILED DESCRIPTION
[0018] The utility model is now further described in conjunction with the accompanying drawings and specific embodiments.
[0019] refer to Figure 1-3, the utility model embodiment discloses: a PE sterilization vehicle chain adjustment device, comprising a frame 1, a counterweight roller 4, a first roller 2 and a second roller are rotatably provided at both ends of the frame 1, a mesh chain belt 3 is wound between the first roller 2 and the second roller, a plurality of driven rollers are provided on the frame 1, a connecting plate 5 is provided on the frame 1 below the mesh chain belt 3, a strip channel 6 penetrating the connecting plate 5 is opened on the connecting plate 5, both ends of the counterweight roller 4 are located in the strip channel 6, the counterweight roller 4 is pressed on the mesh chain belt 3, a gear 7 and a rack 8 for adjusting the up and down movement of the counterweight roller 4 are provided on the connecting plate 5, the rack 8 is provided on the connecting plate 5, the gear 7 is provided at the end of the counterweight roller 4, and the gear 7 is meshed with the rack 8 for transmission.
[0020] Preferably, the weight roller 4 weighs at least 150 kg.
[0021] When in use, the counterweight roller 4 is pressed on the mesh chain belt 3. When the mesh chain belt 3 is heated and pulled during sterilization, the counterweight roller 4 drives the gear 7 to roll downward on the rack 8 under the action of gravity, thereby pressing the mesh chain belt 3 downward, so that the mesh chain belt 3 is tightened, avoiding the risk of tooth jumping and breaking, which is conducive to the long-term use of the equipment, reducing the maintenance frequency of the equipment and reducing the maintenance cost. When the sterilization vehicle stops using, the mesh chain belt 3 is restored, thereby driving the counterweight roller 4 to automatically rise and restore, thereby ensuring that the mesh chain belt 3 is always in a tightened state.
[0022] In order to facilitate the installation and maintenance of the counterweight roller 4, a through channel 9 is horizontally opened on the connecting plate 5, and the through channel 9 is connected to the strip channel 6 to facilitate the insertion of the counterweight roller 4. The connecting plate 5 is provided with a closing device for closing the strip channel 6.
[0023] Specifically, the closing device includes a sealing block 10 and a screw 11. The connecting plate 5 is provided with a sliding channel connected to the through channel 9. The sealing block 10 is slidably arranged in the sliding channel. The screw 11 is rotatably arranged in the connecting plate 5. One end of the screw 11 is located in the sliding channel and is penetrated on the sealing block 10 and is threadedly driven with the sealing block 10. A driving channel is provided on the connecting plate 5. The other end of the screw 11 is located in the driving channel. A worm wheel 12 and a worm 13 for driving the screw 11 to rotate are provided in the driving channel. The worm wheel 12 is sleeved on the screw 11. The worm 13 is rotatably penetrated on the connecting plate 5. One end of the worm 13 is located in the driving channel and is meshed with the worm wheel 12 for transmission. The other end of the worm 13 penetrates the connecting plate 5 and is provided with a rotating handle. After the gear 7 is put on the counterweight roller 4, the counterweight roller 4 is placed from the through channel 9 into the strip channel 6, so that the gear 7 is meshed with the rack 8, and then the worm 13 is rotated, the worm 13 drives the worm wheel 12 to rotate, the worm wheel 12 drives the screw 11 to rotate, and the screw 11 and the sealing block 10 are threadedly driven, so that the sealing block 10 slides into the through channel 9 and blocks the gap, and the installation is completed. When disassembling, just slide the sealing block 10 into the sliding channel and open the gap, and the counterweight roller 4 can be removed for easy maintenance.
[0024] In order to further facilitate installation, a fixing plate 111 is further included, and the connecting plate 5 is arranged on the fixing plate 111 , and the fixing plate 111 is fixed to the frame 1 by bolts.
[0025] The basic principles, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which shall fall within the scope of the utility model to be protected. The scope of protection of the utility model shall be defined by the attached claims and their equivalents.
Claims
1. A PE sterilization vehicle chain adjustment device, comprising a frame, a first roller and a second roller are rotatably provided at both ends of the frame, a mesh chain belt is wound between the first roller and the second roller, and a plurality of driven rollers are provided on the frame, characterized in that: It also includes a counterweight roller. A connecting plate is provided on the frame below the mesh chain belt. A strip channel penetrating the connecting plate is provided on the connecting plate. Both ends of the counterweight roller are located in the strip channel. The counterweight roller is pressed on the mesh chain belt. An adjusting device for adjusting the up and down movement of the counterweight roller is provided on the connecting plate.
2. A PE sterilizing vehicle chain adjustment device according to claim 1, characterized in that: The adjusting device comprises a gear and a rack, wherein the rack is arranged on the connecting plate, the gear is arranged on the end of the counterweight roller, and the gear is meshed with the rack for transmission.
3. A PE sterilizing vehicle chain adjustment device according to claim 1, characterized in that: A through channel is transversely opened on the connecting plate, and the through channel is connected with the strip channel so as to facilitate the placement of the counterweight roller. A closing device for closing the strip channel is provided on the connecting plate.
4. A PE sterilizing vehicle chain adjustment device according to claim 3, characterized in that: The sealing device comprises a sealing block, the connecting plate is provided with a sliding channel connected with the through channel, the sealing block is slidably arranged in the sliding channel, and the connecting plate is provided with a sliding device for driving the sealing plate to slide into the through channel.
5. A PE sterilizing vehicle chain adjustment device according to claim 4, characterized in that: The sliding device includes a screw, which is rotatably arranged in the connecting plate. One end of the screw is located in the sliding channel and is penetrated by the sealing block and is threadedly transmitted with the sealing block. A driving channel is opened on the connecting plate, and the other end of the screw is located in the driving channel. A driving device for driving the screw to rotate is provided in the driving channel.
6. A PE sterilizing vehicle chain adjustment device according to claim 5, characterized in that: The driving device includes a worm wheel and a worm, the worm wheel is sleeved on the screw, the worm is rotatably passed through the connecting plate, one end of the worm is located in the driving channel and meshes with the worm wheel for transmission, and the other end of the worm passes through the connecting plate and is provided with a rotating handle.
7. A PE sterilizing vehicle chain adjustment device according to claim 1, characterized in that: It also includes a fixing plate, the connecting plate is arranged on the fixing plate, and the fixing plate is fixed on the frame by bolts.
8. A PE sterilizing vehicle chain adjustment device according to claim 1, characterized in that: The weight of the counterweight roller is at least 150 kg.