A telescopic belt conveyor body lifting balancing device

Abstract

The utility model provides a telescopic belt conveyor fuselage lifting balance of forces, including being equipped with first left winding wheel, second left winding wheel, second upper winding wheel and lifting device on the first base both sides of telescopic belt conveyor, second upper winding wheel is located above second left winding wheel, being equipped with first right winding wheel, second right winding wheel, first upper winding wheel and lifting device on the second base, first upper winding wheel is located above first right winding wheel, first left winding wheel, first right winding wheel and first upper winding wheel are equipped with first pull assembly, second left winding wheel, second right winding wheel and second upper winding wheel are equipped with second pull assembly, first pull assembly and second pull assembly all cross below telescopic belt conveyor, and its both ends are connected with both sides of telescopic belt conveyor, solved the prior art in the telescopic belt conveyor both sides lifting device lifting unsynchronized, make the belt deviation, lead to telescopic belt conveyor conveying efficiency to decline, failure rate increases, even cause the technical problem of safety accident.

Description

TECHNICAL FIELD

[0001] The utility model relates to conveying equipment technical field especially relates to a telescopic belt conveyor fuselage lifting balance of forces. BACKGROUND

[0002] Telescopic belt conveyor is the goods conveying equipment commonly used in the logistics field, and the telescopic belt conveyor usually sets lifting devices such as hydraulic cylinder, air cylinder on both sides of the fuselage to adjust the height or conveying angle of the fuselage.

[0003] However, the lifting devices on both sides of the telescopic belt conveyor are not synchronous, so the fuselage of the telescopic belt conveyor will be inclined, which makes the belt on the telescopic belt conveyor deviate, reduces the conveying efficiency of the telescopic belt conveyor, increases the equipment failure rate, and even causes safety accidents. SUMMARY

[0004] The telescopic belt conveyor fuselage lifting balance of forces provided by the embodiment of the application is used to solve the technical problem that the lifting devices on both sides of the telescopic belt conveyor are not synchronous, the fuselage of the telescopic belt conveyor is inclined, the belt on the telescopic belt conveyor deviates, the conveying efficiency of the telescopic belt conveyor is reduced, the equipment failure rate is increased, and safety accidents are caused.

[0005] To achieve the above purpose, the technical scheme is as follows:

[0006] A telescopic belt conveyor fuselage lifting balance of forces, comprising first base and second base symmetrically arranged on both sides of the telescopic belt conveyor, lifting devices are arranged on the first base and the second base, the lifting devices are used to lift the telescopic belt conveyor, and one end of the two lifting devices is provided with a first balance assembly and a second balance assembly along the vertical center line direction of the telescopic belt conveyor.

[0007] The first balance assembly comprises a first left winding wheel, a first right winding wheel, a first upper winding wheel and a first pulling assembly, the first left winding wheel is rotationally arranged on the first base, the first right winding wheel and the first upper winding wheel are rotationally arranged on the second base, and the first upper winding wheel is located directly above the first right winding wheel, the first pulling assembly is wound around the first left winding wheel, the first right winding wheel and the first upper winding wheel, the first pulling assembly crosses below the telescopic belt conveyor, and both ends of the first pulling assembly are connected with both sides of the telescopic belt conveyor.

[0008] The second balance assembly comprises a second left winding wheel, a second right winding wheel, a second upper winding wheel and a second pulling assembly. The second left winding wheel and the second upper winding wheel are rotationally arranged on the first base, and the second upper winding wheel is directly above the second left winding wheel. The second right winding wheel is rotationally arranged on the second base. The second pulling assembly is arranged around the second left winding wheel, the second right winding wheel and the second upper winding wheel, and the second pulling assembly crosses below the telescopic belt conveyor and is connected to both sides of the telescopic belt conveyor.

[0009] In the telescopic belt conveyor body lifting balance device, the first pulling assembly and the second pulling assembly have the same structure and both comprise a chain and a chain pulling rod.

[0010] The chain of the first pulling assembly is arranged around the first left winding wheel, the first right winding wheel and the first upper winding wheel. The chain of the second pulling assembly is arranged around the second left winding wheel, the second right winding wheel and the second upper winding wheel. Each end of each chain is connected to a chain pulling rod, and the other end of the chain pulling rod is connected to the telescopic belt conveyor.

[0011] In the telescopic belt conveyor body lifting balance device, the chain pulling rod is connected to the telescopic belt conveyor through a connecting fastening assembly. The connecting fastening assembly comprises a connecting seat, a stiffening rib and a fastening nut.

[0012] One end of the connecting seat is connected to the telescopic belt conveyor, and the other end is provided with a fastening through hole.

[0013] The end of the chain pulling rod away from the chain penetrates the fastening through hole. Both ends of the chain pulling rod located in the fastening through hole are threadedly connected to the fastening nut to fix the chain pulling rod to the connecting seat.

[0014] One end of the stiffening rib is connected to the connecting seat, and the other end is connected to the telescopic belt conveyor.

[0015] In the telescopic belt conveyor body lifting balance device, three first mounting plates are arranged on the first base in a spaced manner, and three second mounting plates are arranged on the second base in a spaced manner.

[0016] Both ends of each of the first left winding wheel, the second left winding wheel and the second upper winding wheel are rotationally connected to two adjacent first mounting plates.

[0017] Both ends of each of the first right winding wheel, the second right winding wheel and the first upper winding wheel are rotationally connected to two adjacent second mounting plates.

[0018] In the telescopic belt conveyor body lifting balance device, the first base and the second base are respectively provided with a first supporting pipe and a second supporting pipe;

[0019] The first supporting pipe is located between the first mounting plate and the lifting device on the first base, and a top end of the first supporting pipe is provided with a first connecting plate, and the other end of the first connecting plate is connected with the first mounting plate.

[0020] The second supporting pipe is located between the second mounting plate and the lifting device on the second base, and a top end of the second supporting pipe is provided with a second connecting plate, and the other end of the second connecting plate is connected with the second mounting plate.

[0021] In the telescopic belt conveyor body lifting balance device, a plurality of reinforcing connecting plates are further included, the plurality of reinforcing connecting plates are distributed at intervals, and two ends of each of the reinforcing connecting plates are respectively connected with the first base and the second base.

[0022] In the telescopic belt conveyor body lifting balance device, the lifting device is a hydraulic cylinder.

[0023] In the telescopic belt conveyor body lifting balance device, two ends of each of the first left winding wheel, the first right winding wheel, the first upper winding wheel, the second left winding wheel, the second right winding wheel and the second upper winding wheel are provided with a limiting protrusion.

[0024] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0025] According to the technical scheme, the lifting balance device of the telescopic belt conveyor body is provided, the first base and the second base are arranged on the two sides of the telescopic belt conveyor, the first left winding wheel, the second left winding wheel and the second upper winding wheel are rotatably arranged on the first base, the first right winding wheel, the second right winding wheel and the first upper winding wheel are rotatably arranged on the second base, the first pulling assembly is arranged around the first left winding wheel, the first right winding wheel and the first upper winding wheel, the second pulling assembly is arranged around the second left winding wheel, the second right winding wheel and the second upper winding wheel, when the lifting range of the lifting device on the left side of the telescopic belt conveyor is greater than that of the lifting device on the right side, the first pulling assembly is changed in direction on the first left winding wheel, the first right winding wheel and the first upper winding wheel, the right side of the telescopic belt conveyor is lifted, and the body of the telescopic belt conveyor is kept horizontal, when the lifting range of the lifting device on the right side of the telescopic belt conveyor is greater than that of the lifting device on the left side, the second pulling assembly is changed in direction on the second left winding wheel, the second right winding wheel and the second upper winding wheel, the left side of the telescopic belt conveyor is lifted, and the body of the telescopic belt conveyor is kept horizontal, the technical problem that the body of the telescopic belt conveyor is inclined due to the different lifting of the lifting devices on the two sides of the telescopic belt conveyor, the belt on the telescopic belt conveyor is deviated, the conveying efficiency of the telescopic belt conveyor is reduced, the equipment failure rate is increased, and even a safety accident is caused is solved. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiment description will be briefly introduced below, the drawings are not intended to be drawn in proportion, and in order to be clear, not every component will be marked in each drawing. The drawings in the following description are only some embodiments of the present application, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art. Among them:

[0027] Figure 1 The structural schematic diagram of the embodiment of the present application (without connecting seat and stiffener rib).

[0028] Figure 2 The structural schematic diagram of the embodiment of the present application. Figure 1 The partial enlarged schematic diagram of A in the embodiment.

[0029] Figure 3 The structural schematic diagram of the embodiment of the present application.

[0030] Figure 4 The structural schematic diagram of the embodiment of the present application. Figure 3 The partial enlarged schematic diagram of B in the embodiment.

[0031] Explanation of reference signs:

[0032] 1 - telescopic belt conveyor, 2 - first base, 3 - second base, 4 - lifting device, 5 - first balance assembly, 6 - second balance assembly, 7 - first left winding wheel, 8 - first right winding wheel, 9 - first upper winding wheel, 10 - first pulling assembly, 11 - second left winding wheel, 12 - second right winding wheel, 13 - second upper winding wheel, 14 - second pulling assembly, 15 - chain, 16 - chain pull rod, 17 - connecting seat, 18 - stiffening rib, 19 - fastening nut, 20 - flat washer, 21 - spring washer, 22 - first mounting plate, 23 - second mounting plate, 24 - first support pipe, 25 - second support pipe, 26 - first connecting plate, 27 - second connecting plate, 28 - reinforcing connecting plate, 29 - limiting protrusion. DETAILED DESCRIPTION

[0033] At present, the telescopic belt conveyor usually sets lifting devices such as hydraulic cylinders and air cylinders on both sides of the machine body to adjust the height or conveying angle of the machine body. However, since the lifting devices on both sides of the telescopic belt conveyor are not synchronized, the machine body of the telescopic belt conveyor will tilt, so that the belt on the telescopic belt conveyor deviates, resulting in a decrease in the conveying efficiency of the telescopic belt conveyor, an increase in the equipment failure rate, and even a safety accident.

[0034] In view of this, the embodiment of the present application provides a telescopic belt conveyor machine body lifting balance device, the idea of which is to set a first base and a second base on both sides of the telescopic belt conveyor, rotatably set a first left winding wheel, a second left winding wheel and a second upper winding wheel on the first base, rotatably set a first right winding wheel, a second right winding wheel and a first upper winding wheel on the second base, set a first pulling assembly around the first left winding wheel, the first right winding wheel and the first upper winding wheel, which crosses below the telescopic belt conveyor and is connected to both sides of the telescopic belt conveyor at both ends, set a second pulling assembly around the second left winding wheel, the second right winding wheel and the second upper winding wheel, which crosses below the telescopic belt conveyor and is connected to both sides of the telescopic belt conveyor at both ends, when the lifting amplitude of the lifting device on the left side of the telescopic belt conveyor is greater than that of the lifting device on the right side, the first pulling assembly will lift the right side of the telescopic belt conveyor under the change of direction of the first left winding wheel, the first right winding wheel and the first upper winding wheel, so that the machine body of the telescopic belt conveyor remains horizontal, when the lifting amplitude of the lifting device on the right side of the telescopic belt conveyor is greater than that of the lifting device on the left side, the second pulling assembly will lift the left side of the telescopic belt conveyor under the change of direction of the second left winding wheel, the second right winding wheel and the second upper winding wheel, so that the machine body of the telescopic belt conveyor remains horizontal, solving the technical problem in the prior art that the machine body of the telescopic belt conveyor tilts due to the unsynchronized lifting of the lifting devices on both sides of the telescopic belt conveyor, the belt on the telescopic belt conveyor deviates, the conveying efficiency of the telescopic belt conveyor decreases, the equipment failure rate increases, and even a safety accident occurs.

[0035] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0036] In the description of this application, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of the stated features. In the description of this application, "a plurality of" means two or more, unless otherwise explicitly specified.

[0037] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection, an electrical connection, or a connection that allows communication between them; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication between two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0038] In this application, unless otherwise expressly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature being directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0039] The following disclosure provides many different embodiments, or examples, for implementing different structures of the present application. For purposes of simplicity of the present disclosure, the following description will refer to specific examples of the present application. It is understood, however, that these are only examples and are not intended to limit the present application in any way. Furthermore, in an effort to simplify the present disclosure, certain terms used in the description of the specific examples have been used for only one or a limited number of examples. However, such use is for purposes of simplification and clarity and is not intended to limit the application in any manner. Also, it is to be understood that other hardware and / or software arrangements can be employed.

[0040] The embodiment of the present application provides a telescopic belt conveyor fuselage lifting balance device, as shown in the drawings. Figures 1 to 4 The telescopic belt conveyor fuselage lifting balance device comprises a first base 2 and a second base 3 symmetrically arranged on both sides of a telescopic belt conveyor 1, wherein the first base 2 and the second base 3 are provided with lifting devices 4, and the lifting devices 4 are used to lift the telescopic belt conveyor 1.

[0041] In the embodiment, the lifting device 4 is a hydraulic cylinder, and in other embodiments, the lifting device 4 can also be a pneumatic cylinder.

[0042] One end of each of the two lifting devices 4 is provided with a first balance assembly 5 and a second balance assembly 6 along the vertical center line direction of the telescopic belt conveyor 1.

[0043] In the embodiment, the first balance assembly 5 is located on the left side of the two lifting devices 4, and the second balance assembly 6 is located on the left side of the first balance assembly 5. Figure 1

[0044] The first balance assembly 5 comprises a first left winding wheel 7, a first right winding wheel 8, a first upper winding wheel 9, and a first pulling assembly 10. The first left winding wheel 7 is rotatably arranged on the first base 2, the first right winding wheel 8 and the first upper winding wheel 9 are rotatably arranged on the second base 3, and the first upper winding wheel 9 is located directly above the first right winding wheel 8. The first pulling assembly 10 is wound around the first left winding wheel 7, the first right winding wheel 8, and the first upper winding wheel 9. The first pulling assembly 10 crosses below the telescopic belt conveyor 1, and its two ends are connected to both sides of the telescopic belt conveyor 1.

[0045] ​Specifically, three first mounting plates 22 are arranged on the first base 2 at intervals, three second mounting plates 23 are arranged on the second base 3 at intervals, two ends of the first left winding wheel 7 are rotationally connected with two adjacent first mounting plates 22, two ends of the first right winding wheel 8 and the first upper winding wheel 9 are respectively rotationally connected with two adjacent second mounting plates 23, the first pulling assembly 10 comprises a chain 15 and a chain pulling rod 16, the chain 15 of the first pulling assembly 10 is arranged around the first left winding wheel 7, the first right winding wheel 8 and the first upper winding wheel 9, two ends of the chain 15 are connected with the chain pulling rod 16, the other end of the chain pulling rod 16 is connected with the telescopic belt conveyor 1 through a connecting fastener assembly, the connecting fastener assembly comprises a connecting seat 17, a stiffening rib 18 and a fastening nut 19, one end of the connecting seat 17 is connected with the telescopic belt conveyor 1, the other end is provided with a fastening through hole, the end of the chain pulling rod 16 away from the chain 15 penetrates through the fastening through hole, two ends of the chain pulling rod 16 located in the fastening through hole are respectively screwed with the fastening nut 19 to fix the chain pulling rod 16 with the connecting seat 17, one end of the stiffening rib 18 is connected with the connecting seat 17, the other end is connected with the telescopic belt conveyor 1 to improve the bearing capacity of the connecting seat 17; more specifically, as shown in Figure 1 from right to left, two ends of the first left winding wheel 7 are rotationally connected with the bottom ends of the first first mounting plate 22 and the second first mounting plate 22 through bearings, two ends of the first right winding wheel 8 are rotationally connected with the bottom ends of the first second mounting plate 23 and the second second mounting plate 23 through bearings, two ends of the first upper winding wheel 9 are respectively rotationally connected with the top ends of the first second mounting plate 23 and the second second mounting plate 23 through bearings.

[0046] When the lifting amplitude of the lifting device 4 on the first base 2 is greater than the lifting device 4 on the second base 3, one end of the chain 15 of the first pulling assembly 10 on the first base 2 is lifted with the machine body of the telescopic belt conveyor 1 under the driving of the connecting seat 17, at the same time, the other end of the chain 15 changes direction through the first left winding wheel 7, the first right winding wheel 8 and the first upper winding wheel 9 to pull up the telescopic belt conveyor 1 on one side of the second base 3, so that the machine body of the telescopic belt conveyor 1 remains horizontal, in order to improve the connection stability of the fastening nut 19 and the connecting seat 17, a flat washer 20 and a spring washer 21 can be arranged between the fastening nut 19 and the connecting seat 17, the flat washer 20 and the spring washer 21 are both sleeved on the chain pulling rod 16, the flat washer 20 is located between the spring washer 21 and the connecting seat 17, and the spring washer 21 is located between the flat washer 20 and the fastening nut 19.

[0047] The second balancing assembly 6 comprises a second left winding wheel 11, a second right winding wheel 12, a second upper winding wheel 13 and a second pulling assembly 14. The second left winding wheel 11 and the second upper winding wheel 13 are rotatably arranged on the first base 2, and the second upper winding wheel 13 is located directly above the second left winding wheel 11. The second right winding wheel 12 is rotatably arranged on the second base 3. The second pulling assembly 14 is arranged around the second left winding wheel 11, the second right winding wheel 12 and the second upper winding wheel 13, and extends across the lower part of the telescopic belt conveyor 1 and is connected to the two sides of the telescopic belt conveyor 1.

[0048] Specifically, the two ends of the second left winding wheel 11 and the second upper winding wheel 13 are rotatably connected to two adjacent first mounting plates 22. The two ends of the second right winding wheel 12 are rotatably connected to two adjacent second mounting plates 23. The structure of the second pulling assembly 14 is the same as that of the first pulling assembly 10, and also comprises a chain 15 and a chain pull rod 16. The chain 15 of the second pulling assembly 14 is arranged around the second left winding wheel 11, the second right winding wheel 12 and the second upper winding wheel 13. The two ends of the chain 15 are connected to the chain pull rod 16. The other end of the chain pull rod 16 is connected to the telescopic belt conveyor 1 through a connecting fastening assembly, which has the same structure as described above and will not be described again. More specifically, as shown in Figure 1 From right to left, the two ends of the second left winding wheel 11 are rotatably connected to the bottom end of the second first mounting plate 22 and the bottom end of the third first mounting plate 22 through bearings. The two ends of the second right winding wheel 12 are rotatably connected to the bottom end of the second second mounting plate 23 and the bottom end of the third second mounting plate 23 through bearings. The two ends of the second upper winding wheel 13 are rotatably connected to the top end of the second first mounting plate 22 and the top end of the third first mounting plate 22 through bearings.

[0049] When the lifting amplitude of the lifting device 4 on the second base 3 is greater than that of the lifting device 4 on the first base 2, the chain 15 of the second pulling assembly 14 is lifted along with the machine body of the telescopic belt conveyor 1 at one end of the second base 3 under the driving of the connecting seat 17. At the same time, the other end of the chain 15 is redirected through the second right winding wheel 12, the second left winding wheel 11 and the second upper winding wheel 13 to pull up the telescopic belt conveyor 1 on one side of the first base 2, so that the machine body of the telescopic belt conveyor 1 remains horizontal.

[0050] In some preferred embodiments, the first base 2 and the second base 3 are respectively provided with a first support pipe 24 and a second support pipe 25, the first support pipe 24 is located between the first mounting plate 22 and the lifting device 4 on the first base 2, and the top end of the first support pipe 24 is provided with a first connecting plate 26, the other end of the first connecting plate 26 is connected with the first mounting plate 22, and the second support pipe 25 is located between the second mounting plate 23 and the lifting device 4 on the second base 3, and the top end of the second support pipe 25 is provided with a second connecting plate 27, the other end of the second connecting plate 27 is connected with the second mounting plate 23.

[0051] Specifically, as shown in Figure 1 the first support pipe 24 is located between the first mounting plate 22 and the lifting device 4 on the first base 2, the second support pipe 25 is located between the first mounting plate 23 and the lifting device 4 on the second base 3, one end of the first connecting plate 26 is connected with the first support pipe 24, and the other end of the first connecting plate 26 is connected with the second mounting plate 22, one end of the second connecting plate 27 is connected with the second support pipe 2, and the other end of the second connecting plate 27 is connected with the first mounting plate 23.

[0052] Among them, by setting the first support pipe 24, the second support pipe 25, the first connecting plate 26 and the second connecting plate 27, the stability of the embodiment of the application is improved.

[0053] In some preferred embodiments, a plurality of reinforcing connecting plates 28 are further included, the plurality of reinforcing connecting plates 28 are distributed at intervals, and the two ends of each of the reinforcing connecting plates 28 are respectively connected with the first base 2 and the second base 3.

[0054] Specifically, as shown in Figure 1 the plurality of reinforcing connecting plates 28 are located on the left side of the two lifting devices 4, and are distributed at intervals along the vertical center line direction of the stretch wrapping machine 1 from right to left.

[0055] Among them, the two ends of one of the reinforcing connecting plates 28 are further connected with the first support pipe 24 and the second support pipe 25, and by setting the plurality of reinforcing connecting plates 28, the overall stability of the embodiment of the application is improved.

[0056] In some preferred embodiments, the two ends of each of the first left winding wheel 7, the first right winding wheel 8, the first upper winding wheel 9, the second left winding wheel 11, the second right winding wheel 12 and the second upper winding wheel 13 are provided with a limiting protrusion 29.

[0057] Among them, by setting the limiting protrusion 29 at the two ends of each of the above winding wheels, the chain 15 can be prevented from slipping off during use.

[0058] In summary, the embodiment of the present application provides a telescopic belt conveyor body lifting balancing device. The first left winding wheel, the second left winding wheel and the second upper winding wheel are rotationally arranged on the first base, and the first right winding wheel, the second right winding wheel and the first upper winding wheel are rotationally arranged on the second base. The first pulling assembly is arranged around the first left winding wheel, the first right winding wheel and the first upper winding wheel, and crosses below the telescopic belt conveyor, and the two ends are connected to the two sides of the telescopic belt conveyor. The second pulling assembly is arranged around the second left winding wheel, the second right winding wheel and the second upper winding wheel, and crosses below the telescopic belt conveyor, and the two ends are connected to the two sides of the telescopic belt conveyor. When the lifting device on the left side of the telescopic belt conveyor is lifted to a larger extent than the lifting device on the right side, the first pulling assembly is redirected under the first left winding wheel, the first right winding wheel and the first upper winding wheel, and the right side of the telescopic belt conveyor is lifted, so that the body of the telescopic belt conveyor remains horizontal. When the lifting device on the right side of the telescopic belt conveyor is lifted to a larger extent than the lifting device on the left side, the second pulling assembly is redirected under the second left winding wheel, the second right winding wheel and the second upper winding wheel, and the left side of the telescopic belt conveyor is lifted, so that the body of the telescopic belt conveyor remains horizontal. The technical problem that the body of the telescopic belt conveyor is inclined due to the lifting of the lifting devices on the two sides of the telescopic belt conveyor being out of sync, the belt on the telescopic belt conveyor is deviated, the conveying efficiency of the telescopic belt conveyor is reduced, the equipment failure rate is increased, and even a safety accident is caused in the prior art is solved.

[0059] The telescopic belt conveyor body lifting balancing device provided by the embodiment of the present application is described in detail above, and specific examples are applied in this paper to describe the principles and implementation modes of the present application. The above embodiment description is only used to help understand the technical solutions and core ideas of the present application. Those skilled in the art should understand that the technical solutions recorded in the above embodiments can be modified or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A lifting and balancing device for a telescopic belt conveyor, comprising a first base and a second base symmetrically arranged on both sides of the telescopic belt conveyor, wherein a lifting device is provided on both the first base and the second base, the lifting device being used to lift the telescopic belt conveyor, characterized in that... One end of each of the two lifting devices is provided with a first balancing component and a second balancing component along the vertical center line of the telescopic belt conveyor; The first balancing assembly includes a first left winding wheel, a first right winding wheel, a first upper winding wheel, and a first traction assembly. The first left winding wheel is rotatably mounted on the first base, and the first right winding wheel and the first upper winding wheel are rotatably mounted on the second base. The first upper winding wheel is located directly above the first right winding wheel. The first traction assembly is wound around the first left winding wheel, the first right winding wheel, and the first upper winding wheel. The first traction assembly passes through the lower part of the telescopic belt conveyor, and its two ends are connected to the two sides of the telescopic belt conveyor. The second balancing assembly includes a second left winding wheel, a second right winding wheel, a second upper winding wheel, and a second traction assembly. The second left winding wheel and the second upper winding wheel are rotatably mounted on the first base, and the second upper winding wheel is located directly above the second left winding wheel. The second right winding wheel is rotatably mounted on the second base. The second traction assembly is wound around the second left winding wheel, the second right winding wheel, and the second upper winding wheel. The second traction assembly passes through the underside of the telescopic belt conveyor, and its two ends are connected to the two sides of the telescopic belt conveyor.

2. The telescopic belt conveyor body lifting and balancing device as described in claim 1, characterized in that, The first traction assembly and the second traction assembly have the same structure, both including a chain and a chain rod; The chain of the first traction assembly is wound around the first left winding wheel, the first right winding wheel and the first upper winding wheel, and the chain of the second traction assembly is wound around the second left winding wheel, the second right winding wheel and the second upper winding wheel. Each chain has two ends connected to a chain rod, and the other end of the chain rod is connected to the telescopic belt conveyor.

3. The telescopic belt conveyor body lifting and balancing device as described in claim 2, characterized in that, The chain rod is connected to the telescopic belt conveyor via a connecting fastening assembly, which includes a connecting seat, stiffening ribs, and fastening nuts. One end of the connecting seat is connected to the telescopic belt conveyor, and the other end is provided with a fastening through hole; The end of the chain rod away from the chain passes through the fastening through hole, and both ends of the chain rod located in the fastening through hole are threadedly connected to a fastening nut to fix the chain rod to the connecting seat; One end of the stiffening rib is connected to the connecting seat, and the other end is connected to the telescopic belt conveyor.

4. The telescopic belt conveyor body lifting and balancing device as described in claim 1, characterized in that, The first base has three first mounting plates spaced apart, and the second base has three second mounting plates spaced apart. The two ends of the first left-hand rotating wheel, the second left-hand rotating wheel, and the second upper rotating wheel are rotatably connected to two adjacent first mounting plates. The two ends of the first right-hand rotating wheel, the second right-hand rotating wheel, and the first upper rotating wheel are rotatably connected to two adjacent second mounting plates.

5. The telescopic belt conveyor body lifting and balancing device as described in claim 4, characterized in that, The first base and the second base are respectively provided with a first support tube and a second support tube; The first support tube is located between the first mounting plate and the lifting device on the first base, and a first connecting plate is provided at its top end. The other end of the first connecting plate is connected to the first mounting plate. The second support tube is located between the second mounting plate and the lifting device on the second base, and a second connecting plate is provided at its top end. The other end of the second connecting plate is connected to the second mounting plate.

6. The telescopic belt conveyor body lifting and balancing device as described in claim 1, characterized in that, It also includes several reinforcing connecting plates, which are spaced apart and whose two ends are respectively connected to the first base and the second base.

7. The telescopic belt conveyor body lifting and balancing device as described in claim 1, characterized in that, The lifting device is a hydraulic cylinder.

8. The telescopic belt conveyor body lifting and balancing device as described in claim 1, characterized in that, Each of the first left-hand revolving wheel, the first right-hand revolving wheel, the first upper-hand revolving wheel, the second left-hand revolving wheel, the second right-hand revolving wheel, and the second upper-hand revolving wheel has a limit protrusion at both ends.

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