A material receiving section mobile trolley and mobile belt car

Abstract

The present application relates to a kind of receiving material section mobile trolley in conveyor technology field, including mobile frame, the top of mobile frame is equipped with drum support and rotary frame, drum support is located in one end of mobile frame, rotary frame is adjustably connected in the top of mobile frame, rotary frame is fixed with material falling buffer device, material falling buffer device top is equipped with guide chute, drum support is rotatably connected with the tail drum for conveying belt, the feeding section of conveying belt passes between guide chute and material falling buffer device, return section passes from the lower rotary frame, one end of rotary frame is hinged in mobile frame by hinged seat, the other end is hinged with telescopic push rod.It also relates to a kind of mobile belt car, including above-mentioned receiving material section mobile trolley.The present application can be flexibly adjusted receiving material angle according to topography variation, also has the advantage of protecting conveying belt simultaneously, and reduce leakage, device application range is wide, compact structure and tensioning adjustment are convenient, and help reduce construction cost.

Description

Technical Field

[0001] This invention belongs to the field of conveyor technology, and more specifically, relates to a receiving section moving trolley and a moving belt trolley. Background Technology

[0002] For mobile belt conveyors or mobile belt trucks, the material receiving point at the tail end is easily affected by changes in terrain. In order to prevent material leakage and ensure the safety of the belt conveyor's buffer device at the receiving point, the material receiving angle at the tail end needs to be constantly adjusted to meet different terrain requirements.

[0003] Existing material receiving section adjustment devices often only adjust the angle of the receiving hopper, which increases the gap between the material drop point of the hopper and the belt, increasing the likelihood of material leakage. Simultaneously, it increases the impact force on the belt and buffer device at the corresponding position of the receiving point, thereby reducing the reliability of the belt and buffer device operation. Furthermore, existing mobile belt conveyors also suffer from drawbacks such as non-compact structure, inconvenient tension adjustment, and high construction costs.

[0004] Therefore, there is an urgent need to improve existing technologies. Summary of the Invention

[0005] The purpose of this invention is to solve the technical problems mentioned in the background section.

[0006] To achieve the aforementioned objective, based on one aspect of the present invention, a receiving section moving trolley is provided, comprising a moving frame, wheels at the bottom of the moving frame, a roller support and a rotating frame above the moving frame, the roller support being located at one end of the moving frame, the rotating frame being adjustablely connected above the moving frame, a material dropping buffer device fixed on the rotating frame, a guide chute above the material dropping buffer device, a tail roller for conveying a conveyor belt rotatably connected to the roller support, the feeding section of the conveyor belt passing between the guide chute and the material dropping buffer device, and the return section of the conveyor belt passing under the rotating frame, one end of the rotating frame being hinged to the moving frame via a hinge seat, and the other end being hinged to a telescopic push rod, the fixed end of the telescopic push rod being connected to the moving frame, and the telescopic push rod being located at the end of the rotating frame away from the roller support, and a traction seat being provided at the end of the moving frame away from the roller support.

[0007] Preferably, the material drop buffer device includes a buffer bed and a buffer roller rotatably connected to the buffer bed for buffering materials and protecting the conveyor belt.

[0008] Preferably, the telescopic push rod is a hydraulic push rod, a pneumatic push rod, or an electric push rod, which can be flexibly selected according to the configuration of the air source, power source, and hydraulic oil station on site.

[0009] Based on another aspect of the present application, a mobile belt car is provided, which comprises the above-mentioned receiving section mobile trolley, so as to expand the application range of the mobile belt car.

[0010] Preferably, the mobile belt car further comprises a walkway, a roller section mobile trolley, a tensioning section mobile trolley, a belt car traction device and a belt car fixed section, the belt car traction device is arranged at the end of the walkway, the belt car fixed section is installed in the middle of the walkway, one end of the tensioning section mobile trolley is connected with the belt car traction device, and the other end is hingedly connected with one end of the roller section mobile trolley, the other end of the roller section mobile trolley is hingedly connected with the traction seat, the belt car traction device is used for dragging the tensioning section mobile trolley, the roller section mobile trolley and the receiving section mobile trolley to move along the walkway, and the tensioning section mobile trolley and the roller section mobile trolley pass below the belt car fixed section respectively, the end of the belt car fixed section is provided with a driving drum, the conveying belt is drivingly connected with the driving drum on the belt car fixed section after passing through the roller section mobile trolley and the tensioning section mobile trolley, and the tensioning section mobile trolley is provided with a conveying belt tensioning mechanism.

[0011] Preferably, the walkway at least comprises a section of inclined downhill, so as to facilitate application in unloading wharfs, and the position of the material falling buffer device and the material guide groove on the receiving section mobile trolley can be flexibly adjusted according to the change of unloading points.

[0012] Preferably, the roller section mobile trolley comprises a plurality of belt walking roller trolley frames which are hingedly connected in sequence, each roller trolley frame is provided with a roller which can bear the conveying belt feeding section and the return section, and each roller trolley frame is provided with a walking wheel at the bottom, so that the roller section mobile trolley is suitable for more application scenarios.

[0013] Preferably, the tensioning section mobile trolley comprises a tensioning trolley frame, the conveying belt tensioning mechanism comprises a tensioning drum, a sliding frame, a hydraulic cylinder and a hydraulic station, the tensioning drum is rotationally connected on the sliding frame, the conveying belt passes through the tensioning drum, the sliding frame moves horizontally along the slide rail on the tensioning trolley frame under the traction of the hydraulic cylinder, the hydraulic station provides driving force for the hydraulic cylinder, when the conveying belt needs to be tensioned, the hydraulic cylinder is retracted under the driving of the hydraulic station, the sliding frame is pulled to move, and then the tensioning drum is tractioned to quickly tension the conveying belt, which can make the structure of the whole mobile belt car more compact, thereby helping to reduce the construction cost.

[0014] Preferably, the belt car traction device comprises a double-drum winch, a belt car traction steel wire rope, a steel wire rope reversing pulley and a steel wire rope roller, one end of the belt car traction steel wire rope is connected to the front end of the tensioning section moving trolley, the other end is sequentially wound around the double-drum winch and the steel wire rope reversing pulley and then fixedly connected with the rear end of the tensioning section moving trolley, and a plurality of steel wire rope rollers are arranged on the walkway at intervals along the direction of the steel wire rope, and the steel wire rope reversing pulley is rotationally connected to the tail frame of the belt car fixed section. Through the double-drum winch, the tensioning section moving trolley can be flexibly pulled to move forward or backward along the walkway as needed.

[0015] Preferably, the belt car fixed section is provided with a head frame at one end away from the tail frame, the head frame and the tail frame are fixed on the walkway respectively, and a truss is arranged between the head frame and the tail frame, a reversing frame is connected below the truss, the reversing frame is provided with a reversing drum at one end away from the head frame, and the reversing frame is connected to the walkway through a support, a driving drum for driving the conveyor belt is arranged on the head frame, and a driving motor is drivingly connected to the driving drum.

[0016] The application also includes other devices or components that can be used normally, which are conventional technical means in the art; in addition, the devices or components not defined in the application adopt conventional means in the art, and the person skilled in the art can select the model, installation mode according to the actual use requirement, and understand the specific installation and control, which will not be described in detail here.

[0017] The working principle of the application is:

[0018] The material receiving section moving trolley of the application can effectively make the tail material receiving point of the mobile belt conveyor or the mobile belt car free from the restriction of topographic changes and the need for constant adjustment of the material receiving angle. The telescopic push rod lifts the material falling buffer device and the material guide groove, which can avoid the situation that the conveyor belt is lifted off the roller during the movement of the mobile belt conveyor or the mobile belt car, causing the conveyor belt to bend at the material guide groove and thus causing wear. When the tail material receiving point of the mobile belt conveyor or the mobile belt car is fixed in the working condition of the conveyor belt lifting, especially when the unloading car and other mobile equipment is close to the tail drum, adjusting the angle of the material guide groove can ensure that the conveyor belt is in contact with the material falling buffer device, avoiding the conveyor belt being hit and broken. The telescopic push rod can be connected to the remote control system for interlocking operation, thereby saving manpower, and can be programmed according to the range of movement for intelligent control.

[0019] The mobile belt car of the present application is used in combination with the roller section moving trolley, the tensioning section moving trolley, the belt car traction device, the belt car fixed section and the receiving section moving trolley. On the one hand, the receiving section moving trolley can take full advantage of the flexible receiving point adjustment and the advantage of not easy to leak material. On the other hand, the receiving section moving trolley can be moved according to more complex scenes, thereby increasing the application range of the mobile belt car. When in use, the belt car traction device drags the roller section moving trolley, the tensioning section moving trolley and the receiving section moving trolley to move as needed. The tensioning section moving trolley can timely adjust the tension of the conveying belt to ensure the stable operation of the conveying belt. The belt fixed section drives the conveying belt and is used to transfer the material on the conveying belt to the downstream environment. The walkway is provided in combination with the roller section moving trolley, the tensioning section moving trolley and the receiving section moving trolley. The track or the roller groove can be configured to guide the movement of the roller section moving trolley, the tensioning section moving trolley and the receiving section moving trolley.

[0020] Compared with the prior art, the present application has the following advantages:

[0021] 1) The receiving section moving trolley of the present application can effectively make the tail of the mobile belt machine or the mobile belt car free from the restriction of the change of the terrain and the need for constant adjustment of the receiving angle, thereby expanding the application range of the device.

[0022] 2) The receiving section moving trolley of the present application can better protect the conveying belt at the receiving point and avoid material leakage, which is conducive to prolonging the service life of the device.

[0023] 3) The mobile belt car of the present application has a compact structure and convenient tensioning adjustment, which helps to reduce the construction cost. BRIEF DESCRIPTION OF DRAWINGS

[0024] The present application will be further described below in combination with the drawings and examples.

[0025] Figure 1 It is a schematic diagram of the overall structure of the present application under one working condition in Example 1.

[0026] Figure 2 It is a schematic diagram of the overall structure of the present application under one working condition in Example 1. Figure 1

[0027] Figure 3 It is a schematic diagram of the overall structure of the present application under another working condition in Example 1.

[0028] Figure 4 It is a schematic diagram of the overall structure of the present application under one working condition (high water level working condition) in Example 2.

[0029] Figure 5 It is an enlarged schematic diagram of the B part structure of the present application. Figure 4 ​

[0030] Figure 6 This is a schematic diagram of the overall structure under another working condition (low water level condition) of the present invention in Embodiment 2;

[0031] Figure 7 This is a top-view diagram of the layout of the belt conveyor traction device in Example 2;

[0032] Figure 8 This is a schematic diagram of the tensioning section moving trolley in Example 2. Detailed Implementation

[0033] The present invention will now be clearly described with reference to the accompanying drawings and specific embodiments. This description is merely illustrative and is not intended to limit the scope of the invention. Any modifications, equivalent substitutions, or improvements made by those skilled in the art based on the embodiments of the present invention without inventive effort to obtain all other embodiments should be included within the scope of protection of the present invention.

[0034] Example 1

[0035] like Figures 1-3 As shown, this embodiment provides a receiving section moving trolley 1, including a moving frame 100. The bottom of the moving frame is provided with traveling wheels 101. The upper part of the moving frame is provided with a roller support 102 and a rotating frame 103. The roller support is located at one end of the moving frame. The rotating frame is adjustablely connected to the upper part of the moving frame. A material dropping buffer device is fixed on the rotating frame. A guide trough 104 is provided above the material dropping buffer device. A tail roller 106 for conveying a conveyor belt 105 is rotatably connected to the roller support. The feeding section of the conveyor belt passes between the guide trough and the material dropping buffer device, and the return section of the conveyor belt passes under the rotating frame. One end of the rotating frame is hinged to the moving frame through a hinge seat 107, and the other end is hinged to a hydraulic push rod 108. The fixed end of the hydraulic push rod is connected to the moving frame, and the hydraulic push rod is located at the end of the rotating frame away from the roller support. A traction seat 109 is also provided at the end of the moving frame away from the roller support.

[0036] Specifically, the material drop buffer device includes a buffer bed 110 and a buffer roller 111 rotatably connected to the buffer bed, used to buffer materials and protect the conveyor belt.

[0037] The working principle of the present application is that the receiving section mobile trolley can effectively enable the tail receiving point of the mobile belt conveyor or the mobile belt car to get rid of the restriction of terrain changes and the need for continuous adjustment of the receiving angle. The telescopic push rod lifts the material falling buffer device and the material guide groove, which can avoid the situation that the conveying belt is lifted off the supporting roller during the movement of the mobile belt conveyor or the mobile belt car, causing the conveying belt to bend at the material guide groove and thus causing wear. When the tail receiving point of the mobile belt conveyor or the mobile belt car is fixed in the working condition of the lifting of the conveying belt, especially when the unloading car and other mobile equipment are close to the tail roller, the angle of the material guide groove is adjusted to ensure that the conveying belt is in contact with the material falling buffer device, thereby avoiding the punching of the conveying belt. The telescopic push rod can be connected to the remote control system for interlocking operation, thereby saving manpower, and can be programmed according to the range of movement to achieve intelligent control.

[0038] Embodiment 2

[0039] As shown in Figures 4-8 the present embodiment provides a mobile belt car, which comprises the receiving section mobile trolley 1 described in embodiment 1 to expand the application range of the mobile belt car.

[0040] Specifically, the mobile belt car further comprises a walkway 2, a supporting roller section mobile trolley 3, a tensioning section mobile trolley 4, a belt car traction device, and a belt car fixed section. The belt car traction device is arranged at the end of the walkway, the belt car fixed section is installed in the middle of the walkway, one end of the tensioning section mobile trolley is connected with the belt car traction device, and the other end is hingedly connected with one end of the supporting roller section mobile trolley. The other end of the supporting roller section mobile trolley is hingedly connected with the traction seat. The belt car traction device is used to drag the tensioning section mobile trolley, the supporting roller section mobile trolley, and the receiving section mobile trolley to move along the walkway. The tensioning section mobile trolley and the supporting roller section mobile trolley pass under the belt car fixed section, respectively. The end of the belt car fixed section is provided with a driving roller 5. The conveying belt is transmissionally connected with the driving roller on the belt car fixed section after passing through the supporting roller section mobile trolley and the tensioning section mobile trolley. The tensioning section mobile trolley is provided with a conveying belt tensioning mechanism.

[0041] In the present embodiment, the walkway comprises a section of inclined downhill 21, which facilitates application in unloading wharfs. The position of the material falling buffer device and the material guide groove on the receiving section mobile trolley can be flexibly adjusted according to the change of the unloading point.

[0042] In some embodiments, the supporting roller section mobile trolley comprises a plurality of supporting roller trolley frames with row wheels hingedly connected in sequence. Each supporting roller trolley frame is provided with supporting rollers that can carry the feeding section and the return section of the conveying belt. The bottom of each supporting roller trolley frame is provided with a row wheel, so that the supporting roller section mobile trolley can adapt to more application scenarios.

[0043] Specifically, the tensioning section moving trolley comprises a tensioning trolley frame 41, the conveyor belt tensioning mechanism comprises a tensioning drum 42, a sliding frame 43, a hydraulic cylinder 44 and a hydraulic station 45, the tensioning drum is rotationally connected to the sliding frame, the conveyor belt passes through the tensioning drum, the sliding frame moves horizontally along a slide rail 46 on the tensioning trolley frame under the traction of the hydraulic cylinder, and the hydraulic station provides driving force for the hydraulic cylinder.

[0044] More specifically, the belt car traction device comprises a double-drum winch 6, a belt car traction steel wire rope 7, a steel wire rope redirecting pulley 8 and a steel wire rope carrier roller 9, one end of the belt car traction steel wire rope is connected to the front end of the tensioning section moving trolley, the other end is sequentially wound around the double-drum winch and the steel wire rope redirecting pulley and then fixedly connected to the rear end of the tensioning section moving trolley, and a plurality of steel wire rope carrier rollers are arranged on the walkway along the running direction of the steel wire rope, and the steel wire rope redirecting pulley is rotationally connected to the tail frame 10 of the belt car fixed section. With this arrangement, the double-drum winch can be used to flexibly pull the tensioning section moving trolley to move forward or backward along the walkway as needed.

[0045] In addition, the belt car fixed section is provided with a head frame 11 at the end away from the tail frame, the head frame and the tail frame are fixed on the walkway respectively, and a truss 12 is arranged between the head frame and the tail frame, the truss is connected with a redirecting frame 13 below, the redirecting frame is provided with a redirecting drum 14 at the end away from the head frame, and the redirecting frame is connected to the walkway through a support, a driving drum for driving the conveyor belt is arranged on the head frame, and a driving motor (not shown in the figure) is drivingly connected to the driving drum.

[0046] The working principle of the present application is that the mobile belt car is used in combination with the roller section mobile trolley, the tensioning section mobile trolley, the belt car traction device and the belt car fixed section and the receiving section mobile trolley. On the one hand, the receiving section mobile trolley is fully utilized to adjust the receiving point flexibly and is not prone to material leakage. On the other hand, the receiving section mobile trolley can be moved according to more complex scenes, thereby increasing the application range of the mobile belt car. In use, the belt car traction device drags the roller section mobile trolley, the tensioning section mobile trolley and the receiving section mobile trolley to move as needed. The tensioning section mobile trolley can adjust the tension of the conveyor belt in time to ensure the stable operation of the conveyor belt. The belt fixed section drives the conveyor belt and is used to transfer the material on the conveyor belt to the downstream environment. The walkway is provided in combination with the roller section mobile trolley, the tensioning section mobile trolley and the receiving section mobile trolley. The track or roller groove can guide the movement of the roller section mobile trolley, the tensioning section mobile trolley and the receiving section mobile trolley. In the embodiment, the upstream unloading steel bridge belt conveyor 15 transfers the material on the transport ship to the conveyor belt through the receiving section mobile trolley, and then transfers the material to the belt car fixed section through the roller section mobile trolley. The material is unloaded through the unloading hopper at the tail of the belt car fixed section to the downstream belt conveyor 16 below the head frame. When the water level of the transport ship is high, the belt car traction device drags the tensioning section mobile trolley to move the roller section mobile trolley and the receiving section mobile trolley forward synchronously, thereby avoiding the immersion of the roller section mobile trolley and the receiving section mobile trolley in water. When the water level of the transport ship is high, the belt car traction device reversely drags the tensioning section mobile trolley to move the roller section mobile trolley and the receiving section mobile trolley backward synchronously, so as to make the receiving point close to the transport ship, thereby facilitating unloading.

[0047] The above has described the embodiments of the present application. The above description is exemplary and is not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A material receiving section moving trolley comprising a moving frame, the bottom of the moving frame is provided with walking wheels, characterized in that, The upper part of the mobile frame is provided with a roller support and a rotating frame, the roller support is arranged at one end of the mobile frame, the rotating frame is adjustably connected to the upper part of the mobile frame, the rotating frame is fixed with a blanking buffer device, the blanking buffer device is provided with a guide chute, the roller support is rotatably connected with a tail roller for conveying the conveying belt, the feeding section of the conveying belt passes between the guide chute and the blanking buffer device, and the return section of the conveying belt passes below the rotating frame, one end of the rotating frame is hinged to the mobile frame through a hinge seat, the other end is hinged with a telescopic push rod, the fixed end of the telescopic push rod is connected to the mobile frame, and the telescopic push rod is arranged at the end of the rotating frame away from the roller support, and the end of the mobile frame away from the roller support is also provided with a traction seat.

2. The receiving section moving trolley according to claim 1, characterized by, The blanking buffer device comprises a buffer bed and a buffer roller rotatably connected to the buffer bed.

3. The receiving section moving trolley according to claim 1, characterized by, The telescopic push rod is a hydraulic push rod, a pneumatic push rod or an electric push rod.

4. A mobile belt car, characterized by, The receiving section mobile trolley comprises the receiving section mobile trolley as claimed in any one of claims 1 to 3.

5. The mobile belt car of claim 4, wherein, The walkway, the roller section mobile trolley, the tensioning section mobile trolley, the belt car traction device and the belt car fixed section are further included, the belt car traction device is arranged at the end of the walkway, the belt car fixed section is installed in the middle of the walkway, one end of the tensioning section mobile trolley is connected with the belt car traction device, the other end is hingedly connected with one end of the roller section mobile trolley, the other end of the roller section mobile trolley is hingedly connected with the traction seat, the belt car traction device is used for dragging the tensioning section mobile trolley, the roller section mobile trolley and the receiving section mobile trolley to move along the walkway, and the tensioning section mobile trolley and the roller section mobile trolley pass below the belt car fixed section respectively, the end of the belt car fixed section is provided with a driving roller, the conveying belt is drivingly connected with the driving roller on the belt car fixed section after passing through the roller section mobile trolley and the tensioning section mobile trolley, and the tensioning section mobile trolley is provided with a conveying belt tensioning mechanism.

6. The mobile belt car of claim 5, wherein, The walkway comprises at least one inclined downhill.

7. The mobile belt car of claim 5, wherein, The roller section mobile trolley comprises a plurality of roller trolley frames connected in sequence and provided with belt walking rollers, each roller trolley frame is provided with a roller capable of bearing the feeding section and the return section of the conveying belt, and the bottom of each roller trolley frame is provided with a walking roller.

8. The mobile belt car of claim 5, wherein, The tensioning section mobile trolley comprises a tensioning trolley frame, the conveying belt tensioning mechanism comprises a tensioning roller, a sliding frame, a hydraulic cylinder and a hydraulic station, the tensioning trolley frame is provided with a walking roller below, the tensioning roller is rotatably connected to the sliding frame, the conveying belt passes through the tensioning roller, the sliding frame moves horizontally along the sliding rail on the tensioning trolley frame under the traction of the hydraulic cylinder, and the hydraulic station provides driving force for the hydraulic cylinder.

9. The mobile belt car of claim 5, wherein, The belt car traction device comprises a double-drum winch, a belt car traction steel wire rope, a steel wire rope redirecting pulley and a steel wire rope roller, one end of the belt car traction steel wire rope is connected to the front end of the tensioning section mobile trolley, the other end is sequentially wound around the double-drum winch and the steel wire rope redirecting pulley and then fixedly connected to the rear end of the tensioning section mobile trolley, a plurality of steel wire rope rollers are arranged on the walkway along the direction of the steel wire rope, and the steel wire rope redirecting pulley is rotatably connected to the tail frame of the belt car fixed section.

10. The mobile belt car of claim 9, wherein, The fixed section of the belt car is provided with a head frame at one end away from the tail frame, the head frame and the tail frame are fixed on the walkway respectively, and a truss is arranged between the head frame and the tail frame, a redirection frame is connected below the truss, the redirection frame is provided with a redirection drum at one end away from the head frame, and the redirection frame is connected to the walkway through a support, the head frame is provided with a driving drum for driving the conveying belt, and a driving motor is drivingly connected to the driving drum.

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