Bicycle seat and power bicycle

Abstract

The utility model relates to the technical field of rehabilitation training equipment, in particular to a bicycle seat and a power bicycle, the bicycle seat comprises a seat cushion, a fixing seat, a first pressure sensor, a second pressure sensor and a prompting system, the first pressure sensor and the second pressure sensor are installed on the top of the fixing seat, and the prompting system is installed on the top of the fixing seat. The first pressure sensor and the second pressure sensor are symmetrically arranged at the bottom of the seat cushion relative to the vertical plane where the central axis of the seat cushion is located, and the first pressure sensor and the second pressure sensor are in communication connection with the prompting system. According to the pressure data difference value collected by the first pressure sensor and the second pressure sensor, whether poor riding postures such as limb inclination exist in the riding process or not is judged, a patient is prompted, and the patient can adjust the riding postures in time to achieve a better rehabilitation effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rehabilitation training equipment more particularly to a bicycle seat and power bicycle. BACKGROUND

[0002] Knee osteoarthritis is a common multifactorial and chronic degenerative joint disease, its characteristics include joint stiffness, pain and knee function decline. With the disease progression to the late stage, patients will have severe pain, dysfunction and significant structural joint damage. At present, total knee arthroplasty is the only effective surgical intervention measure for the treatment of end-stage knee osteoarthritis, and regular training after operation has a positive effect on postoperative rehabilitation, such as using power bicycle for postoperative rehabilitation training. The riding posture of the patient during riding has an influence on the training effect, however, after the operation, the ability of the affected limb of the patient is weak, and the patient often unconsciously completes the riding action through ankle joint and hip joint compensation, resulting in different force exerted by the two legs of the patient, that is, there is an adverse riding posture of limb deviation, which is easy to cause knee valgus and other problems.

[0003] The prior art discloses an intelligent cushion capable of identifying riding posture, which comprises a cushion body and a posture identification assembly. The cushion body is provided with a groove, the groove is provided with a raised seat for dividing the groove into left and right side grooves, the raised seat is symmetrically provided with mounting portions on the left and right sides, the mounting portions are provided with mounting grooves with openings facing upward, the posture identification assembly comprises trigger identification sensors, a microcontroller and a display device, the trigger identification sensors are installed in the mounting grooves and connected to the microcontroller through wires, the microcontroller is connected to the display device for displaying the current riding posture. The cushion cover is wrapped on the cushion body, the soft material is provided in the cushion cover, and the soft material and the cushion body form a spacing space at the groove. When the user sits down, the soft material is pressed down and contacts the trigger identification sensor. When the user stands up, the soft material rebounds and moves away from the trigger identification sensor. In the scheme, the pressure change of the two trigger identification sensors is used to identify the riding posture and display, but the adverse riding posture of the lower limbs during riding cannot be detected. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the deficiency that the prior art cannot detect whether the lower limbs are inclined during riding, and provides a bicycle seat and power bicycle, which can detect the force exerted by the two lower limbs of the patient during riding, judge the adverse riding posture of limb deviation, so that the patient can adjust the riding posture in time, and achieve better rehabilitation effect.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of:

[0006] A bicycle saddle is provided, comprising a seat cushion, a fixed seat, a first pressure sensor, a second pressure sensor and a prompting system for reminding a riding posture, the first pressure sensor and the second pressure sensor are installed on the top of the fixed seat, and the first pressure sensor and the second pressure sensor are symmetrically arranged on the bottom of the seat cushion about the vertical plane where the central axis of the seat cushion is located, and the first pressure sensor and the second pressure sensor are respectively connected in communication with the prompting system.

[0007] The bicycle saddle of the utility model, when the patient rides, the stress of the seat cushion will fluctuate slightly left and right with the riding movement, the stress information of both sides of the saddle is collected by the first pressure sensor and the second pressure sensor respectively and sent to the prompting system to prompt the patient, when the pressure data difference fluctuation collected by the first pressure sensor and the second pressure sensor exceeds a certain range, it is considered that the bad posture such as limb inclination is detected, the patient can know whether the riding posture is correct in the riding process in real time and adjust in time, prevent the problem such as knee joint eversion caused by the incorrect riding posture, to achieve better rehabilitation effect.

[0008] Among them, the first pressure sensor and the second pressure sensor are fixedly connected as an integrated structure, the first pressure sensor and the second pressure sensor are installed at the same time during assembly, the installation convenience can be improved, at the same time, the symmetry and height consistency of the first pressure sensor and the second pressure sensor can be guaranteed, the detection error caused by installation is reduced, and the reliability of the riding posture judgment is improved.

[0009] Further, the first pressure sensor and the second pressure sensor are fixedly connected as an integrated structure through a connecting structure.

[0010] Further, the top of the fixed seat is provided with a groove, and the integrated structure of the first pressure sensor and the second pressure sensor is installed in the groove.

[0011] Further, the groove comprises a first mounting groove, a connecting groove and a second mounting groove, the connecting groove is communicated with the first mounting groove and the second mounting groove at both ends respectively, and the first mounting groove and the second mounting groove are symmetric about the vertical plane where the central axis of the seat cushion is located; the first pressure sensor is installed in the first mounting groove, the second pressure sensor is installed in the second mounting groove, and the connecting structure is located in the connecting groove.

[0012] Further, the bottom of the seat cushion is provided with a support structure, and the first pressure sensor and the second pressure sensor are respectively connected to the bottom of the support structure on both sides.

[0013] Further, the support structure comprises a bottom plate and a second connecting column, the second connecting column is connected between the seat cushion and the bottom plate, the first pressure sensor and the second pressure sensor are connected to the bottom of the bottom plate through the first connecting column respectively, a power module is installed between the bottom plate and the seat cushion, and the first pressure sensor and the second pressure sensor are connected with the power module respectively.

[0014] Further, the seat cushion is provided with a backrest.

[0015] Further, the prompting system comprises a controller and a prompter, the first pressure sensor and the second pressure sensor are connected with the input end of the controller respectively, and the prompter is connected with the output end of the controller.

[0016] Further, the prompting system comprises a display screen, and the first pressure sensor and the second pressure sensor are connected with the display screen respectively.

[0017] Further, a support seat and an adjusting mechanism are further included, the adjusting mechanism comprises an electric cylinder and a telescopic rod, the electric cylinder is installed on the support seat, one end of the telescopic rod is connected with the output end of the electric cylinder, the electric cylinder drives the telescopic rod to perform telescopic movement, and the other end of the telescopic rod is connected with the seat cushion.

[0018] The utility model also provides a power bicycle, including frame and above -mentioned bicycle seat stool, the bicycle seat stool is equipped in the frame.

[0019] The power bicycle of the utility model, when the patient rides, the force of the seat cushion will slightly fluctuate left and right along with the riding movement, the force information of the two sides of the seat stool is collected by the first pressure sensor and the second pressure sensor respectively and is sent to the prompting system to prompt the patient, when the pressure data difference value collected by the first pressure sensor and the second pressure sensor exceeds a certain range, it is considered that the bad posture such as limb inclination is detected, the patient can know whether the riding posture is correct in the riding process in real time and adjusts in time, prevents the problem such as knee joint eversion due to the incorrect riding posture, to reach better rehabilitation effect.

[0020] Further, a handle is further included, and the handle is movably installed on the frame.

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] 1, the pressure data difference value collected by the first pressure sensor and the second pressure sensor can judge whether the bad riding posture such as limb inclination exists in the riding process and prompt the patient, and the patient can adjust the riding posture in time to achieve better rehabilitation effect.

[0023] 2、The first pressure sensor and the second pressure sensor are fixedly connected as an integrated structure through the connecting structure, installation convenience is improved, detection error is reduced, and reliability of riding posture judgment is improved;

[0024] 3、The backrest avoids the patient from falling backward when training for a long time, and plays a safety protection role;

[0025] 4、The height of the seat cushion is adjusted through the adjusting mechanism, and the training needs of different patients can be met;

[0026] 5、The handle is movably installed, the use of different patients is met, and comfort is improved. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a structure schematic view of the bicycle seat bench in the embodiment of the utility model;

[0028] Figure 2 It is a structure schematic view of the fixed seat in the embodiment of the utility model;

[0029] Figure 3 It is a connecting schematic view of the supporting structure and the fixed seat in the embodiment of the utility model;

[0030] Figure 4 It is a structure schematic view of the power bicycle in the embodiment of the utility model;

[0031] Figure 5 It is Figure 4 It is an enlarged view of part A in the embodiment of the utility model.

[0032] In the drawings: 1 - seat cushion; 101 - backrest; 2 - fixed seat; 201 - first installation groove; 202 - second installation groove; 203 - connecting groove; 3 - first pressure sensor; 4 - second pressure sensor; 5 - connecting structure; 6 - supporting structure; 601 - bottom plate; 602 - second connecting column; 7 - first connecting column; 8 - power module; 9 - supporting seat; 10 - electric cylinder; 11 - telescopic rod; 12 - bicycle frame; 13 - limiting frame; 14 - handle; 1401 - handle rod; 1402 - handle; 15 - locking piece. DETAILED DESCRIPTION

[0033] The utility model will be further explained in combination with specific implementation manners. Among them, the drawings are only used for example explanation, and the representation is only a schematic view, and cannot be understood as the limitation of the patent; in order to better explain the embodiment of the utility model, some components of the drawings will be omitted, enlarged or reduced, and the size of actual product is not represented; for those skilled in the art, it is understandable that some known structures and their description in the drawings can be omitted.

[0034] The same or similar reference signs in the drawings of the embodiments of the present application correspond to the same or similar components; in the description of the present application, it is understood that if the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right" and the like are based on the orientations or positional relationships shown in the drawings, they are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation and be operated, therefore, the terms describing the positional relationships in the drawings are only used for exemplary illustration, and cannot be understood as a limitation on the present patent, for those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0035] Embodiment one

[0036] The present embodiment is the first embodiment of a bicycle seat, as shown in Figures 1 to 4 , comprising a seat cushion 1, a fixed seat 2, a first pressure sensor 3, a second pressure sensor 4 and a prompting system for reminding the riding posture, the first pressure sensor 3 and the second pressure sensor 4 are installed on the top of the fixed seat 2, and the first pressure sensor 3 and the second pressure sensor 4 are symmetrically arranged on the bottom of the seat cushion 1 about the vertical plane where the center axis of the seat cushion 1 is located, and the first pressure sensor 3 and the second pressure sensor 4 are respectively in communication connection with the prompting system.

[0037] The bicycle seat described above, when the patient rides, the force of the seat cushion 1 will fluctuate slightly left and right with the riding movement, the first pressure sensor 3 and the second pressure sensor 4 respectively collect the force information on both sides of the seat and send the force information to the prompting system to prompt the patient, when the pressure data difference fluctuation collected by the first pressure sensor 3 and the second pressure sensor 4 exceeds a certain range, it is considered that there is a bad posture such as limb tilting, the patient can real-time know whether the riding posture during the riding process is correct and adjust in time, to prevent problems such as knee valgus caused by incorrect riding posture, so as to achieve better rehabilitation effect.

[0038] As shown in Figure 2 , the first pressure sensor 3 and the second pressure sensor 4 are fixedly connected as an integrated structure through the connecting structure 5. Among them, the first pressure sensor 3 and the second pressure sensor 4 are fixedly connected as an integrated structure, the first pressure sensor 3 and the second pressure sensor 4 are installed at the same time during assembly, which can improve the installation convenience, at the same time, the symmetry and height consistency of the first pressure sensor 3 and the second pressure sensor 4 can be guaranteed, the detection error caused by installation can be reduced, and the reliability of the riding posture judgment can be improved.

[0039] The top of the fixed seat 2 is provided with a groove, and the integrated structure of the first pressure sensor 3 and the second pressure sensor 4 is installed in the groove. Specifically, as shown in Figure 2As shown, the groove includes a first mounting groove 201, a connecting groove 203 and a second mounting groove 202, both ends of the connecting groove 203 are communicated with the first mounting groove 201 and the second mounting groove 202 respectively, and the first mounting groove 201 and the second mounting groove 202 are symmetrical about the vertical plane where the center axis of the seat cushion 1 is located; the first pressure sensor 3 is installed in the first mounting groove 201, the second pressure sensor 4 is installed in the second mounting groove 202, the first pressure sensor 3 and the second pressure sensor 4 are connected through the connecting structure 5, and the connecting structure 5 is located in the connecting groove 203. In implementation, the first pressure sensor 3, the connecting structure 5 and the second pressure sensor 4 are respectively embedded in the first mounting groove 201, the connecting groove 203 and the second mounting groove 202, the one-piece structure can be positioned and limited through the groove, and the detection error is reduced.

[0040] As shown in the figure, Figure 1 The bottom of the seat cushion 1 is provided with a support structure 6, and the first pressure sensor 3 and the second pressure sensor 4 are respectively connected to the bottom of the support structure 6 through first connecting columns 7. After the patient sits on the seat cushion 1, the first pressure sensor 3 and the second pressure sensor 4 collect the pressure transmitted through the support structure 6, and at the same time, the integrated arrangement of the first pressure sensor 3 and the second pressure sensor 4 is further realized, the detection error is further reduced, and the reliability of the detection result is improved.

[0041] As shown in the figure, Figure 3 The support structure 6 includes a bottom plate 601 and a second connecting column 602, the second connecting column 602 is connected between the seat cushion 1 and the bottom plate 601, the first pressure sensor 3 and the second pressure sensor 4 are respectively connected to the bottom of the bottom plate 601 through the first connecting column 7, a power module 8 is installed between the bottom plate 601 and the seat cushion 1, and the first pressure sensor 3 and the second pressure sensor 4 are respectively connected with the power module 8. Specifically, the bottom plate 601 is separated from the seat cushion 1 by a certain space through the second connecting column 602, the power module 8 is installed on the top of the bottom plate 601, and when the patient sits on the seat cushion 1, the pressure is transmitted to the first pressure sensor 3 and the second pressure sensor 4 through the second connecting column 602 and the bottom plate 601, without pressing the power module 8.

[0042] As shown in the figure, Figure 1 , Figure 4 The seat cushion 1 is provided with a backrest 101 to avoid the patient from falling backward when the training time is too long, and to play a safety protection role.

[0043] The prompting system includes a controller and a prompter, the first pressure sensor 3 and the second pressure sensor 4 are respectively connected with the input end of the controller, and the prompter is connected with the output end of the controller.

[0044] The working principle of the bicycle seat of the embodiment is as follows:

[0045] The integrated structure of the first pressure sensor 3 and the second pressure sensor 4 is connected at the bottom of the support structure 6 and installed in the groove, improving the installation convenience and the symmetry and height consistency of the first pressure sensor 3 and the second pressure sensor 4, and the power module 8 is used to supply power to the first pressure sensor 3 and the second pressure sensor 4. After the patient sits on the seat cushion 1, the pressure is transmitted to the first pressure sensor 3 and the second pressure sensor 4 through the second connecting column 602 and the bottom plate 601, and the pressure signal is sent to the controller, and the control prompter issues a prompt to remind the patient whether the riding posture is correct, so that the patient can adjust the riding posture in time to achieve better rehabilitation effect.

[0046] Embodiment Two

[0047] The second embodiment of the bicycle seat stool is similar to the first embodiment, and the difference is that the prompt system includes a display screen, and the first pressure sensor 3 and the second pressure sensor 4 are connected with the display screen respectively.

[0048] The working principle of the bicycle seat stool of the embodiment is as follows:

[0049] The integrated structure of the first pressure sensor 3 and the second pressure sensor 4 is connected at the bottom of the support structure 6 and installed in the groove, improving the installation convenience and the symmetry and height consistency of the first pressure sensor 3 and the second pressure sensor 4, and the power module 8 is used to supply power to the first pressure sensor 3 and the second pressure sensor 4. After the patient sits on the seat cushion 1, the pressure is transmitted to the first pressure sensor 3 and the second pressure sensor 4 through the second connecting column 602 and the bottom plate 601, and the pressure signal is sent to the controller, and the control prompter issues a prompt to remind the patient whether the riding posture is correct, so that the patient can adjust the riding posture in time to achieve better rehabilitation effect.

[0050] Embodiment Three

[0051] The third embodiment of the bicycle seat stool is similar to the first embodiment or the second embodiment, and the difference is that, as shown in Figure 1 , Figure 4 The support seat 9 and the adjusting mechanism are further included, the adjusting mechanism includes the electric cylinder 10 and the telescopic rod 11, the electric cylinder 10 is installed on the support seat 9, the output end of the electric cylinder 10 is connected with one end of the telescopic rod 11, the electric cylinder 10 drives the telescopic rod 11 to perform telescopic movement, and the other end of the telescopic rod 11 is connected with the seat cushion 1. Specifically, the other end of the telescopic rod 11 is connected to the bottom of the fixed seat 2. In the implementation, the electric cylinder 10 is used to drive the telescopic rod 11 to perform telescopic movement, and then drive the seat cushion 1 to perform telescopic movement, so as to realize the height adjustment of the seat cushion 1. After the knee joint surgery, the patient has inconvenient movement, and in the embodiment, the patient can adjust the seat cushion 1 without leaving the seat stool, which is convenient for the patient to adjust the seat cushion 1.

[0052] The telescopic rod 11 extends at an angle to the horizontal plane. When the height of the seat cushion 1 needs to be adjusted, the electric cylinder 10 drives the telescopic rod 11 and the seat cushion 1 to extend and retract, changing the height of the seat cushion 1 and its front-to-back position to accommodate different patients. Specifically, the telescopic rod 11 extends at an angle of 72° to the horizontal plane, which can improve patient comfort.

[0053] The working principle of the bicycle seat in this embodiment is as follows:

[0054] Based on the patient's height and rehabilitation needs, the electric cylinder 10 drives the telescopic rod 11 to extend and retract, adjusting the height and front-to-back position of the seat cushion 1. After the patient sits on the seat cushion 1, the pressure on the left and right sides of the seat cushion 1 is transmitted to the first pressure sensor 3 and the second pressure sensor 4 through the second connecting column 602 and the base plate 601. The first pressure sensor 3 and the second pressure sensor 4 send the pressure data to the display screen for display, allowing the patient to confirm whether the riding posture is correct, so that the patient can adjust the riding posture in time to achieve a better rehabilitation effect.

[0055] Example 4

[0056] This embodiment is the first embodiment of a power bicycle, such as Figure 4 As shown, the bicycle includes a frame 12 and a bicycle seat according to Embodiment 3, with the bicycle seat mounted on the frame 12.

[0057] In the aforementioned power bicycle, the force on the seat 1 will fluctuate slightly from side to side as the patient rides. The first pressure sensor 3 and the second pressure sensor 4 collect the force information on both sides of the seat and send the force information to the prompting system to alert the patient. When the difference between the pressure data collected by the first pressure sensor and the second pressure sensor exceeds a certain range, it is considered that an improper posture has been detected. The patient can understand in real time whether their riding posture is correct and make timely adjustments to prevent problems such as knee valgus caused by incorrect riding posture, so as to achieve better rehabilitation results.

[0058] like Figure 4 As shown, the frame 12 is fixedly provided with a limiting frame 13, the telescopic rod 11 slides within the limiting frame 13, and the support seat 9 is fixedly provided on the frame 12. When adjusting the seat cushion 1, the electric cylinder 10 drives the telescopic rod 11, and the telescopic rod 11 slides within the limiting frame 13. The limiting frame 13 can limit and guide the telescopic rod 11.

[0059] like Figure 4 As shown, it also includes a handle 14, which is movably mounted on the frame 12. When the height of the seat cushion 1 is adjusted, the fore-and-aft position of the seat cushion 1 also changes, allowing adjustment of the mounting angle of the handle 14 on the frame 12 to meet the patient's gripping needs.

[0060] Specifically, as shown in Figure 4 、 Figure 5 The handle 14 includes a handle bar 1401 and a grip 1402 at both ends of the handle bar 1401, and the frame 12 is provided with a locking piece 15, one end of the locking piece 15 is movably connected with the frame 12, and the other end of the locking piece 15 is connected with the frame 12 through a connecting piece, and a through opening for installing the handle bar 1401 is formed between the locking piece 15 and the frame 12. When it is necessary to adjust the handle 14, the connecting piece is loosened to expand the through opening, the handle bar 1401 is rotated to make the grip 1402 be located at a specific position, and then the connecting piece is tightened to fix the handle bar 1401 on the frame 12 by the locking piece 15, so that the handle 14 is prevented from rotating.

[0061] In the specific contents of the above specific embodiments, any non-contradictory combination of technical features can be made, and in order to make the description simple, all possible combinations of the above technical features are not described, however, as long as the combination of the technical features does not exist, it should be considered as the scope of the present application.

[0062] Obviously, the above embodiments of the present application are only examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. For those skilled in the art, other different forms of changes or modifications can be made on the basis of the above description. Here, all the embodiments are not required to be exhausted. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A bicycle saddle, characterized in that, The utility model provides a bicycle saddle, including seat cushion (1), fixed seat (2), first pressure sensor (3), second pressure sensor (4) and the prompting system for reminding cycling posture, first pressure sensor (3) and second pressure sensor (4) are installed on the top of fixed seat (2), and first pressure sensor (3) and second pressure sensor (4) are arranged on the bottom of seat cushion (1) about the vertical plane where the center axis of seat cushion (1) is located symmetrically, and first pressure sensor (3) and second pressure sensor (4) are connected with prompting system respectively.

2. Bicycle saddle according to claim 1, characterized in that First pressure sensor (3) and second pressure sensor (4) are fixedly connected as an integral structure through connecting structure (5).

3. Bicycle saddle according to claim 2, characterized in that The top of fixed seat (2) is provided with a groove, and the integral structure of first pressure sensor (3) and second pressure sensor (4) is installed in the groove.

4. Bicycle saddle according to claim 3, characterized in that The groove includes a first mounting groove (201), a connecting groove (203), and a second mounting groove (202). The connecting groove (203) is connected to the first mounting groove (201) and the second mounting groove (202) at both ends, and the first mounting groove (201) and the second mounting groove (202) are symmetric about the vertical plane where the center axis of the seat cushion (1) is located. The first pressure sensor (3) is installed in the first mounting groove (201), the second pressure sensor (4) is installed in the second mounting groove (202), and the connecting structure (5) is located in the connecting groove (203).

5. Bicycle saddle according to claim 1, characterized in that The bottom of the seat cushion (1) is provided with a support structure (6), and the first pressure sensor (3) and the second pressure sensor (4) are respectively connected to the bottom of the support structure (6) through a first connecting column (7).

6. Bicycle saddle according to claim 5, characterized in that The support structure (6) includes a bottom plate (601) and a second connecting column (602). The second connecting column (602) is connected between the seat cushion (1) and the bottom plate (601). The first pressure sensor (3) and the second pressure sensor (4) are respectively connected to the bottom of the bottom plate (601) through the first connecting column (7). A power module (8) is installed between the bottom plate (601) and the seat cushion (1). The first pressure sensor (3) and the second pressure sensor (4) are connected to the power module (8) respectively.

7. Bicycle saddle according to claim 1, characterized in that The seat cushion (1) is provided with a backrest (101).

8. Bicycle saddle according to any of claims 1 to 7, characterized in that It also includes a support seat (9) and an adjusting mechanism. The adjusting mechanism includes an electric cylinder (10) and a telescopic rod (11). The electric cylinder (10) is installed on the support seat (9). The output end of the electric cylinder (10) is connected to one end of the telescopic rod (11). The electric cylinder (10) drives the telescopic rod (11) to extend and retract. The other end of the telescopic rod (11) is connected to the seat cushion (1).

9. A power bicycle characterized in that, It includes a frame (12) and a bicycle saddle according to any one of claims 1 to 8. The bicycle saddle is installed on the frame (12).

10. The power bicycle of claim 9, wherein, It also includes a handlebar (14) which is movably installed on the frame (12).

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