Multi-pitch narrowband sorting trolley

By installing a lubricating oil tank and lubrication mechanism inside the narrow belt sorting trolley, the conveyor belt is automatically lubricated, solving the problem of severe conveyor belt wear and achieving efficient equipment operation and resource conservation.

CN224324615UActive Publication Date: 2026-06-05KUNSHAN JUDUO INTELLIGENT EQUIP CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
KUNSHAN JUDUO INTELLIGENT EQUIP CO LTD
Filing Date
2025-05-27
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

The existing narrow-belt sorting carts suffer severe wear due to friction with the cart body, requiring frequent replacement, which increases maintenance costs and affects production efficiency.

Method used

A lubricating oil tank and lubrication mechanism are installed inside the trolley body. The lubricating roller automatically lubricates the conveyor belt during friction, forming an oil film to reduce friction and extend the service life of the conveyor belt. The amount of lubricating oil is monitored in real time through a liquid level pipe so that it can be replenished in time.

Benefits of technology

It effectively reduces the friction between the trolley body and the conveyor belt, extends the service life of the conveyor belt, reduces the frequency of maintenance, ensures smooth operation of the equipment, and saves resources.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224324615U_ABST
Patent Text Reader

Abstract

The utility model discloses a multi -pitch narrow -band sorting trolley relates to sorting equipment technical field, including the trolley body, the trolley body both ends rotatory installation has the roll axle, and the roll axle between installation has the conveyer belt, and the trolley body middle position installation has the secondary board, and the trolley body is installed in the storage mechanism, and the storage mechanism includes the lubricating oil tank fixed mounting in the trolley body, and the lubricating oil tank is connected with the oil filler pipe, and the oil filler pipe end installs the sealing end cover, and the lubricating oil tank bottom is provided with the butt joint, and the butt joint is fixedly installed with lubricating mechanism, and the storage mechanism still includes the communicating pipe fixed mounting in the lubricating oil tank one side, and the communicating pipe end fixedly installed has the liquid level pipe, and the communicating pipe is connected with the butt joint flange. This multi -pitch narrow -band sorting trolley, through the cooperation of storage mechanism and lubricating mechanism, can ensure that the trolley body and conveyer belt maintain proper lubrication state between, prolong the service life of conveyer belt.
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Description

Technical Field

[0001] This utility model relates to the field of sorting equipment technology, specifically a multi-pitch narrow-band sorting trolley. Background Technology

[0002] Sorting machines are frequently used in the logistics equipment field. A typical sorting machine consists of a guide rail and a vehicle that can move on the guide rail via a drive device. Users place goods on the vehicle, and the vehicle moves along the guide rail, transporting the goods on the vehicle to a designated location for sorting.

[0003] In the prior art, patent announcement number CN222311669U discloses a narrow-belt sorting trolley and sorting machine based on a profile body; the narrow-belt sorting trolley includes a trolley body, a belt conveyor mechanism, and two supporting connection assemblies respectively installed at both ends of the trolley body. The trolley body is made of profile material. One or more T-slots are provided on both the front and rear sides of the trolley body. The supporting connection assemblies include roller side plates and a trolley travel link structure. Two roller side plates are respectively located on both sides of the ends of the trolley body. The roller side plates are fixed to the T-slots on the sides of the trolley body by bolts and nuts. The belt conveyor is installed between the two supporting connection assemblies.

[0004] The aforementioned device drives the conveyor belt via an active roller. During the conveyor belt's operation, frictional contact with the trolley body is inevitable. This continuous physical action causes gradual wear on the conveyor belt surface, thus shortening its service life. Because this wear is continuous and unavoidable, the conveyor belt often needs frequent replacement, which not only increases maintenance costs but may also affect production efficiency. Utility Model Content

[0005] The purpose of this invention is to provide a multi-pitch narrow-band sorting trolley to solve the problems in the prior art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a multi-pitch narrow-belt sorting trolley, comprising a trolley body, rollers rotatably mounted at both ends of the trolley body, a conveyor belt installed between the rollers, a secondary plate installed in the middle of the trolley body, a storage mechanism installed inside the trolley body, the storage mechanism including a lubricating oil tank fixedly installed inside the trolley body, a filling pipe connected to the lubricating oil tank, a sealing end cap installed at the end of the filling pipe, a connection interface at the bottom of the lubricating oil tank, and a lubrication mechanism fixedly installed at the connection interface.

[0007] Preferably, the storage mechanism further includes a connecting pipe fixedly installed on one side of the lubricating oil tank, a liquid level pipe fixedly installed at the end of the connecting pipe, and a docking flange connected to the connecting pipe.

[0008] Preferably, the end of the refueling pipe is threaded, the sealing end cap is threaded to the end of the refueling pipe, the lubricating oil tank is provided with an installation port, and the refueling pipe is installed on the lubricating oil tank through the installation port.

[0009] Preferably, the connecting pipe is connected to the lubricating oil tank via a connecting flange, the liquid level pipe is connected to the lubricating oil tank via the connecting pipe, the conveyor belt is movably mounted on the trolley body via a roller shaft, and the roller shaft has interlocking tooth grooves at both ends of its edge. The trolley body has through holes on its side wall, and both the refueling pipe and the connecting pipe extend out of the trolley body through the through holes.

[0010] Preferably, the lubrication mechanism includes a lubricating nozzle connected to the interface, a docking plate is fixedly installed on the upper end of the lubricating nozzle, a docking through hole is opened at the edge of the docking plate, a rotating groove is opened at the bottom of the lubricating nozzle, a resistance rubber strip is fixedly installed in the rotating groove, a lubricating roller is rotatably installed in the rotating groove, and a lubricating oil groove is opened on the surface of the lubricating roller.

[0011] Preferably, the connecting hole is provided with bolts, and the connecting plate is bolted and fixedly installed at the bottom of the lubricating oil tank.

[0012] Preferably, the lubricating nozzle is connected to the bottom of the lubricating oil tank via a mating interface, the lubricating roller is rotatably mounted on the bottom of the lubricating nozzle via a rotating groove, and the lubricating roller abuts against the inner wall of the conveyor belt. A slot is provided in the rotating groove, and the resistance rubber strip is installed in the rotating groove via the slot.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] 1. In this application, when there is significant resistance between the trolley body and the conveyor belt, the conveyor belt lubrication roller will rotate. During rotation, the lubrication oil groove will transfer the lubricating oil in the lubrication nozzle to the conveyor belt, forming an oil film to reduce the coefficient of friction between the trolley body and the conveyor belt, thereby extending the service life of the conveyor belt. Furthermore, the formation of the oil film reduces the friction between the lubrication roller and the conveyor belt. Under the action of the resistance strip, the rotation speed of the lubrication roller will decrease accordingly, thereby achieving a slow release of lubricating oil and ensuring a suitable lubrication state between the trolley body and the conveyor belt.

[0015] 2. In this application, after the sealed end cap is opened, lubricating oil is injected into the oil tank. Under the action of gravity, the lubricating oil in the tank flows into the lubrication point. At the same time, the connecting pipe ensures the connectivity between the lubricating oil tank and the level pipe, realizing real-time monitoring of the lubricating oil level. This mechanism provides users with timely instructions to replenish lubricating oil. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a partial structural schematic diagram of the present invention;

[0018] Figure 3 This is a schematic diagram of the storage mechanism of this utility model;

[0019] Figure 4 This is a schematic diagram of the lubrication mechanism of this utility model.

[0020] The diagram is labeled as follows: 1. Cart body; 2. Roller shaft; 3. Conveyor belt; 4. Secondary plate; 5. Storage mechanism; 501. Lubricating oil tank; 502. Connecting interface; 503. Oil filling pipe; 504. Sealing end cap; 505. Liquid level pipe; 506. Connecting pipe; 507. Connecting flange; 6. Lubrication mechanism; 601. Connecting plate; 602. Connecting through hole; 603. Lubricating oil nozzle; 604. Lubricating roller; 605. Lubricating oil groove; 606. Rotating groove; 607. Resistance rubber strip. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] like Figure 1 and Figure 2 As shown, this utility model provides a technical solution for a multi-pitch narrow belt sorting cart, including a cart body 1, rollers 2 rotatably mounted at both ends of the cart body 1, a conveyor belt 3 installed between the rollers 2, a secondary plate 4 installed in the middle of the cart body 1, a storage mechanism 5 installed inside the cart body 1, and a lubrication mechanism 6 fixedly installed at the interface 502. Through the cooperation of the storage mechanism 5 and the lubrication mechanism 6, it can be ensured that the cart body 1 and the conveyor belt 3 maintain an appropriate lubrication state, thereby extending the service life of the conveyor belt 3.

[0023] like Figure 2 and Figure 3As shown, the storage mechanism 5 includes a lubricating oil tank 501 fixedly installed inside the trolley body 1. A filling pipe 503 is connected to the lubricating oil tank 501. A sealing end cap 504 is installed at the end of the filling pipe 503. A docking interface 502 is provided at the bottom of the lubricating oil tank 501. The storage mechanism 5 also includes a connecting pipe 506 fixedly installed on one side of the lubricating oil tank 501. A liquid level pipe 505 is fixedly installed at the end of the connecting pipe 506. A docking flange 507 is connected to the connecting pipe 506. A thread is provided at the end of the filling pipe 503. The sealing end cap 504 is threaded to the end of the filling pipe 503. An installation port is provided on the lubricating oil tank 501. The filling pipe 503 is installed on the lubricating oil tank 501 through the installation port.

[0024] Specifically, opening the sealing end cap 504 allows lubricating oil to be poured into the lubricating oil tank 501. As lubricating oil is added, it flows into the lubricating oil nozzle 603. Furthermore, the connecting pipe 506 plays a crucial role in connecting the lubricating oil tank 501 to the level pipe 505. The level pipe 505 displays the lubricating oil level in the lubricating oil tank 501 in real time. This is a very practical function for users, as it promptly reminds them to check and add lubricating oil as needed, ensuring the normal operation of the equipment and extending its service life.

[0025] like Figure 2 and Figure 4 As shown, the lubrication mechanism 6 includes a lubricating nozzle 603 connected in the interface 502. A docking plate 601 is fixedly installed on the upper end of the lubricating nozzle 603. A docking through hole 602 is opened at the edge of the docking plate 601. A rotating groove 606 is opened at the bottom of the lubricating nozzle 603. A resistance rubber strip 607 is fixedly installed in the rotating groove 606. A lubricating roller 604 is rotatably installed in the rotating groove 606. A lubricating oil groove 605 is opened on the surface of the lubricating roller 604. A bolt is provided in the docking through hole 602. The docking plate 601 is bolted and fixedly installed at the bottom of the lubricating oil tank 501.

[0026] Specifically, when there is significant resistance between the carriage body 1 and the conveyor belt 3, the conveyor belt 3 will cause the lubrication roller 604 to rotate. As the lubrication roller 604 rotates, the lubrication oil groove 605 transfers the lubricating oil in the lubrication nozzle 603 to the surface of the conveyor belt 3. This process forms a thin oil film between the carriage body 1 and the conveyor belt 3, effectively reducing the friction between them. In this way, the service life of the conveyor belt 3 can be significantly extended. Furthermore, after the oil film forms on the conveyor belt 3, the friction between the lubrication roller 604 and the conveyor belt 3 will be further reduced. At the same time, under the action of the resistance strip 607, the rotation speed of the lubrication roller 604 will be appropriately controlled, so that the lubricating oil is released in a slow and stable manner. This design ensures that the carriage body 1 and the conveyor belt 3 can maintain a proper lubrication state continuously, ensuring the smooth operation of the equipment and avoiding the resource waste that may result from over-lubrication.

[0027] Working principle: During use, the rotation of roller 2 allows the conveyor belt 3 to circulate. During this rotation, the conveyor belt 3 rubs against the trolley body 1, causing wear. After opening the sealing end cover 504, lubricating oil can be poured into the lubricating oil tank 501. Under the influence of weight, the lubricating oil in the tank 501 enters the lubricating oil nozzle 603. The connecting pipe 506 connects the lubricating oil tank 501 and the level pipe 505, thus displaying the lubricating oil level in the tank 501 in real time and reminding the user to add lubricating oil as needed. When the resistance between the trolley body 1 and the conveyor belt 3 is high, the conveyor belt 3 will rotate the lubricating roller 604. During the rotation of the lubricating roller 604, the lubricating oil groove 605 will transfer the lubricating oil in the lubricating oil nozzle 603 to the conveyor belt 3, forming an oil film between the trolley body 1 and the conveyor belt 3. This reduces the friction between the trolley body 1 and the conveyor belt 3, extends the service life of the conveyor belt 3, and reduces the friction between the lubricating roller 604 and the conveyor belt 3 after the oil film is formed on the conveyor belt 3. Furthermore, the rotation speed of the lubricating roller 604 will decrease under the action of the resistance rubber strip 607, thereby slowly releasing the lubricating oil and ensuring that the trolley body 1 and the conveyor belt 3 maintain an appropriate lubrication state.

[0028] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A multi-pitch narrow-belt sorting trolley, comprising a trolley body (1), wherein rollers (2) are rotatably mounted at both ends of the trolley body (1), a conveyor belt (3) is installed between the rollers (2), and a secondary plate (4) is installed in the middle of the trolley body (1), characterized in that: The trolley body (1) is equipped with a storage mechanism (5). The storage mechanism (5) includes a lubricating oil tank (501) fixedly installed inside the trolley body (1). A filling pipe (503) is connected to the lubricating oil tank (501). A sealing end cap (504) is installed at the end of the filling pipe (503). A connection interface (502) is opened at the bottom of the lubricating oil tank (501). A lubrication mechanism (6) is fixedly installed at the connection interface (502).

2. The multi-pitch narrow-band sorting trolley according to claim 1, characterized in that: The storage mechanism (5) also includes a connecting pipe (506) fixedly installed on one side of the lubricating oil tank (501), a liquid level pipe (505) fixedly installed at the end of the connecting pipe (506), and a docking flange (507) connected to the connecting pipe (506).

3. The multi-pitch narrow-band sorting trolley according to claim 2, characterized in that: The end of the refueling pipe (503) is threaded, and the sealing end cap (504) is threaded to the end of the refueling pipe (503). The lubricating oil tank (501) is provided with an installation port, and the refueling pipe (503) is installed on the lubricating oil tank (501) through the installation port.

4. The multi-pitch narrow-band sorting trolley according to claim 3, characterized in that: The connecting pipe (506) is connected to the lubricating oil tank (501) through the docking flange (507). The liquid level pipe (505) is connected to the lubricating oil tank (501) through the connecting pipe (506). The conveyor belt (3) is movably installed on the trolley body (1) through the roller (2). The roller (2) has interlocking tooth grooves at both ends of its edges. The trolley body (1) has through holes on its side wall. The refueling pipe (503) and the connecting pipe (506) both extend out of the trolley body (1) through the through holes.

5. The multi-pitch narrow-band sorting trolley according to claim 4, characterized in that: The lubrication mechanism (6) includes a lubricating nozzle (603) connected in the interface (502). A docking plate (601) is fixedly installed on the upper end of the lubricating nozzle (603). A docking through hole (602) is opened at the edge of the docking plate (601). A rotating groove (606) is opened at the bottom of the lubricating nozzle (603). A resistance rubber strip (607) is fixedly installed in the rotating groove (606). A lubricating roller (604) is rotatably installed in the rotating groove (606). A lubricating oil groove (605) is opened on the surface of the lubricating roller (604).

6. The multi-pitch narrow-band sorting trolley according to claim 5, characterized in that: Bolts are provided in the through hole (602), and the docking plate (601) is bolted and fixed to the bottom of the lubricating oil tank (501).

7. The multi-pitch narrow-band sorting trolley according to claim 6, characterized in that: The lubricating nozzle (603) is connected to the bottom of the lubricating oil tank (501) through the interface (502). The lubricating roller (604) is rotatably mounted on the bottom of the lubricating nozzle (603) through the rotating groove (606), and the lubricating roller (604) abuts against the inner wall of the conveyor belt (3). A slot is provided in the rotating groove (606), and the resistance rubber strip (607) is installed in the rotating groove (606) through the slot.