SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic tensioning roller device of hydraulic pressure to solve the inevitable off tracking that leads to because of the conveyer belt warp that correlation technique exists, thereby arouse that wearing and tearing and cracked problem appear in the conveyer belt.
In order to solve the above technical problem, the embodiment of the present disclosure provides an automatic tensioning roller device of hydraulic pressure, the device includes:
the driving mechanisms are symmetrically arranged at two ends of the device, and motors are arranged in the driving mechanisms;
the two ends of the hydraulic spring mechanism are respectively connected with the motor and the tensioning mechanism;
the tensioning mechanism is used for enabling support bars arranged along the periphery of the tensioning mechanism to perform retraction and extension movement under the driving of the hydraulic spring mechanism;
supporting mechanism, supporting mechanism encircles the setting around the tensioning roller center pin, and one side of supporting mechanism can be under the drive of support bar automatic adjustment degree of opening and shutting to the rate of tension of conveyer belt is installed in the supporting mechanism top in the change.
In some embodiments of this embodiment, the device includes two identical sets of mechanisms symmetrically disposed along the central axis of the tension roller, each set of mechanisms including a driving mechanism, a hydraulic spring mechanism, a tensioning mechanism, and a support mechanism.
In some embodiments of the present embodiment, the driving mechanism includes a housing, and a reduction gear and a motor installed inside the housing, and the driving mechanism is installed and connected with an external device through a supporting frame.
In some embodiments of this embodiment, the hydraulic spring mechanism is fixedly mounted on the housing of the driving mechanism, the hydraulic spring mechanism is connected to the electric motor in the driving mechanism through an internal oil pump, and the hydraulic spring mechanism is further connected to the tensioning mechanism through a spring push rod.
In some embodiments of this embodiment, the outer shape of the tensioning mechanism is a truncated cone shape, and the outer side surface of the tensioning mechanism is fixedly connected with the hydraulic spring mechanism through a tubular structure for wrapping the spring push rod.
In some embodiments of this embodiment, a circle of guide groove is formed along an outer surface of the tensioning mechanism, a tensioning push rod is arranged inside the tensioning mechanism, one end of the tensioning push rod is installed in cooperation with the spring push rod, and the other end of the tensioning push rod is used for pushing the support bar to slide along the guide groove.
In some embodiments of this embodiment, the supporting mechanism is composed of a plurality of rubber plates surrounding the center shaft of the tension roller side by side, one side of the rubber plates is rotatably connected with the supporting bar through a supporting shaft, and the other side of the rubber plates is rotatably connected with the surface of the center shaft of the tension roller.
In some embodiments of this embodiment, the outer surface of the rubber plate is provided with a vertical inclined raised linear pattern, and the number of the circles of the rubber plate around the central axis of the tension roller is ten.
In some embodiments of this embodiment, after the motor is started, under the driving of the hydraulic spring mechanism, the spring push rod pushes the tensioning push rod in the tensioning mechanism to move along the axis, so as to drive one end of the supporting bar to slide along the guide groove, and the other end of the supporting bar extends outwards or contracts inwards;
when the supporting bars extend outwards, one side of the rubber plate is driven to be opened outwards, and the conveying belt above the rubber plate is tightened; when the support bar contracts to the inner side, one side of the rubber plate block is driven to close to the inner side, and the conveying belt above the rubber plate block becomes loose.
In some embodiments of this embodiment, the conveyor comprises a conveyor installed in a rail transit system, the conveyor being disposed on a track of the rail transit system for driving a vehicle along the track.
The embodiment of the present disclosure adopts at least one technical scheme that can achieve the following beneficial effects:
based on the technical scheme of the utility model, the hydraulic automatic tensioning roller device comprises a driving mechanism, a hydraulic spring mechanism, a tensioning mechanism and a supporting mechanism; wherein, the driving mechanisms are symmetrically arranged at the two ends of the device, and the driving mechanisms are internally provided with motors; two ends of the hydraulic spring mechanism are respectively connected with the motor and the tensioning mechanism, and the tensioning mechanism is used for enabling support bars arranged along the periphery of the tensioning mechanism to perform retraction movement under the driving of the hydraulic spring mechanism; the supporting mechanism encircles the setting around the tensioning roller center pin, and one side of supporting mechanism can automatic adjustment degree of opening and shutting under the drive of support bar to the rate of tension of installing at the supporting mechanism top conveyer belt changes. This technical scheme passes through motor drive hydraulic spring mechanism, makes the tensioning push rod that hydraulic spring mechanism further promoted in the straining device move along the axis, and then drives straining device support bar all around and receive and release, under the effect of receiving and releasing of support bar, realizes the automatically regulated degree of opening and shutting with the support bar through the supporting mechanism that the pivot is connected and constitute by the rubber slab to change the rate of tension of conveyer belt, reached and avoided the conveyer belt to produce the off tracking phenomenon, reduced the effect of conveyer belt wearing and tearing.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present specification, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the disclosed embodiments without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1 and 2, wherein fig. 1 is a schematic structural view of an external portion of a hydraulic automatic tension roller device according to an embodiment of the present disclosure in a closed state, and fig. 2 is a schematic structural view of an oblique side view of the hydraulic automatic tension roller device according to the embodiment of the present disclosure in the closed state; the hydraulic automatic tensioning roller device can be composed of the following parts: actuating mechanism, hydraulic spring mechanism, straining device and supporting mechanism specifically:
the driving mechanisms 1 are symmetrically arranged at two ends of the device, and motors are arranged in the driving mechanisms 1;
the two ends of the hydraulic spring mechanism 2 are respectively connected with the motor and the tensioning mechanism 3;
the tensioning mechanism 3 is used for enabling support bars arranged around the tensioning mechanism 3 to perform retraction and extension movement under the driving of the hydraulic spring mechanism 2;
supporting mechanism 4, supporting mechanism 4 encircles the setting around the tensioning roller center pin, and one side of supporting mechanism 4 can be under the drive of support bar automatic adjustment degree of opening and shutting to the rate of tension of installing at 4 top conveyer belts of supporting mechanism is changed.
In the embodiment, the hydraulic automatic tensioning roller device is formed by arranging two groups of mechanisms with consistent structures on the central shaft of the same tensioning roller in a symmetrical mode. Each mechanism set comprises the four mechanisms, namely a driving mechanism 1, a hydraulic spring mechanism 2, a tensioning mechanism 3 and a supporting mechanism 4.
In a specific example, the driving mechanism 1 includes a housing, and a reduction gear and a motor installed inside the housing, and the driving mechanism is installed and connected with an external device through a support frame. As an example, since the motor is mounted inside the housing of the drive mechanism 1, a small-sized motor having a small volume can be used in consideration of the volume of the housing of the drive mechanism 1.
In a specific example, the hydraulic spring mechanism 2 is fixedly mounted on a housing of the driving mechanism 1, the hydraulic spring mechanism 2 is connected with an electric motor in the driving mechanism 1 through an internal oil pump, and the hydraulic spring mechanism 2 is further connected with the tensioning mechanism through a spring push rod.
Further, the hydraulic spring mechanism 2 is installed inside the driving mechanism 1, and the housing of the hydraulic spring mechanism 2 is communicated with the housing of the driving mechanism 1, so that the output shaft of the small-sized motor in the driving mechanism 1 can be connected with the oil pump in the hydraulic spring mechanism 2, and thus when the small-sized motor starts to work, the oil pump can be driven to pump oil from the low-pressure area to the high-pressure area. In addition, an energy storage piston and a spring are further arranged in the hydraulic spring mechanism 2, and the energy storage piston moves and drives the tray to compress the spring under the pushing of high-pressure oil.
The following describes in detail the mounting structure and function of the tensioning mechanism 3 with reference to fig. 3 and 4; fig. 3 is a schematic structural diagram of a right side view of one side of the hydraulic automatic tensioning roller device in an open state according to the embodiment of the disclosure, and fig. 4 is a schematic structural diagram of a left side view of one side of the hydraulic automatic tensioning roller device in an open state according to the embodiment of the disclosure; as shown, specifically:
the shape of the tensioning mechanism 3 is in a shape of a truncated cone, the outer side surface of the tensioning mechanism 3 is fixedly connected with the hydraulic spring mechanism 2 through a tubular structure 5 used for wrapping a spring push rod, and the tensioning mechanism 3 is used for driving the supporting mechanism 4. A circle of guide groove 31 is formed along the outer surface of the tensioning mechanism 3, a tensioning push rod (not shown) is arranged inside the tensioning mechanism 3, one end of the tensioning push rod is matched with a spring push rod (not shown), and the other end of the tensioning push rod is used for pushing the supporting bar 6 to slide along the guide groove 31.
With continued reference to fig. 3 to 4, in a specific example, the supporting mechanism 4 is composed of a plurality of rubber plates 41 surrounding the central axis of the tension roller side by side, one side of the rubber plates 41 is rotatably connected with the supporting bar 6 through a supporting shaft 42, and the other side is rotatably connected with the surface of the central axis of the tension roller. In actual operation, the supporting mechanism 4 is used for driving the conveyor belt to move back and forth to realize work.
Preferably, in order to better control the operation of the conveyor belt and increase the friction between the rubber plate 41 and the conveyor belt, a vertical inclined raised linear pattern is provided on the outer surface of the rubber plate 41, and the number of one turn of the rubber plate 41 around the central axis of the tension roller is ten.
On the basis of the above example, the working process and the principle of the hydraulic automatic tension roller device in the embodiment of the present disclosure are explained with reference to the structural schematic diagram of the hydraulic automatic tension roller device in the open state, as shown in fig. 5, which is a structural schematic diagram of the hydraulic automatic tension roller device in the embodiment of the present disclosure when both the left and right sides are in the open state, specifically:
after the motor is started, under the drive of the hydraulic spring mechanism 2, the spring push rod pushes the tensioning push rod in the tensioning mechanism 3 to move along the axis, so that one end of the supporting strip 6 is driven to slide along the guide groove 31, and the other end of the supporting strip 6 extends outwards or contracts inwards;
when the supporting bar 6 extends outwards, one side of the rubber plate 41 is driven to open outwards, and the conveying belt above the rubber plate 41 is tightened; when the supporting strip 6 contracts inwards, the side of the rubber plate 41 is driven to close inwards, and the conveying belt above the rubber plate 41 loosens.
In the embodiment of the present specification, the above-mentioned hydraulic automatic tensioning roller device may be applied to an urban rail transit system, which includes a rail laid above an urban road, and a transmission mechanism on the rail provides power for a vehicle to move along the rail, through which the vehicle may directly reach a destination or a vicinity of the destination, and the vehicle under such a rail transit system may also be designed as a shared vehicle.
The transmission mechanism comprises a conveyor belt installed in a rail transit system, and the conveyor belt is arranged on a rail of urban rail transit so as to drive vehicles to run along the rail. The vehicle refers to any vehicle which can be installed on a track and can move through a conveyor belt, for example, a shared vehicle in urban rail transit, such as a shared automobile and the like.
Through installing the bottom at urban rail transit system's conveyer belt with the automatic tensioning roller device of hydraulic pressure, when the vehicle of conveyer belt drive conveyer belt top went, the automatic tensioning roller device of hydraulic pressure can be according to the deformation and the position of conveyer belt, automatically regulated is by the both sides bore size of the supporting mechanism that a plurality of rubber plate are constituteed, and because the automatic tensioning roller device of hydraulic pressure comprises the same mechanism of two sets of structures, and two sets of mechanisms can work alone not influenced, therefore, can be according to the different atress condition and the skew direction in conveyer belt both sides, adjust the bore size of both sides mechanism respectively alone, thereby the different rate of tension in adjustment conveyer belt both sides, reach better effect of rectifying.
While certain embodiments of the present disclosure have been described above, other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily have to be in the particular order shown or in sequential order to achieve desirable results. The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.