CN218412826U - High-stability pedal type simulation experiment device - Google Patents
High-stability pedal type simulation experiment device Download PDFInfo
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- CN218412826U CN218412826U CN202221333490.3U CN202221333490U CN218412826U CN 218412826 U CN218412826 U CN 218412826U CN 202221333490 U CN202221333490 U CN 202221333490U CN 218412826 U CN218412826 U CN 218412826U
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Abstract
The utility model discloses a high-stability pedal type simulation experiment device, which comprises two cam guide rod mechanisms which are symmetrically arranged left and right, wherein the tops of the left and right cam guide rod mechanisms are connected after being deflected by 180 degrees, and when a roller bearing in the left cam guide rod mechanism is positioned at the lowest point, a roller bearing in the right cam guide rod mechanism is positioned at the highest point; the middle parts of the two cam plates are connected with a worm wheel through a worm wheel shaft, and the output end part of the worm is connected with a motor; the bottom of the guide rod is connected with a pedal, the bottom of the pedal is abutted against the upper end of the positioning frame, the middle of the positioning frame is connected through a pressing mechanism, and the top of the pressing mechanism is connected with the base. The positioning of the device meets the six-point positioning principle. The device is pressed and loosened through a clamping mechanism. The device can save a large amount of manpower and labor intensity, can improve the working efficiency, can realize the simulation of human feet to step on, and is used for the generating capacity test of the manpower generator.
Description
Technical Field
The utility model relates to a formula simulation experiment device is stepped on to foot of high stability.
Background
The hand-operated motor or the foot-operated motor can be supplied to various electronic products by manual power generation under the condition of no commercial power or oil power generation.
The device can be applied to the states of field operations, field investigation, emergency power utilization and the like. The power supply device is mainly used for supplying power or charging portable products such as low-power communication radio stations, interphones, various measuring instruments and the like.
The existing motor using manpower to generate electricity adopts a single hand-operated or foot-operated electricity generation mode, the electricity generation mode is single, and the application range is small; and the existing pedal motor has larger volume and is inconvenient to carry.
Secondly, the stability of the existing pedal type power generation device is not good, and after long-time use, the stability and the service life of the device can be greatly influenced. Therefore, a related test design needs to be performed on the pedal type power generation device, that is, a mechanical structure capable of simulating the stepping of a human foot needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art, and providing a high-stability foot-treading type simulation experiment device.
A high-stability pedal type simulation experiment device comprises the following devices: the cam guide rod mechanism comprises two cam guide rod mechanisms which are arranged in bilateral symmetry, the cam guide rod mechanisms comprise cam disks positioned at the tops, the end surfaces of the cam disks are connected with guide rods through roller bearings, the middle parts of the guide rods are connected with a base through guide sleeves, the tops of the left cam guide rod mechanism and the right cam guide rod mechanism are connected after being deflected by 180 degrees, and when the roller bearings in the left cam guide rod mechanism are positioned at the lowest points, the roller bearings in the right cam guide rod mechanism are positioned at the highest points; the middle parts of the two cam disks are connected with a worm wheel through a worm wheel shaft, the worm wheel is in matched transmission with a worm, and the output end part of the worm is connected with a motor;
the bottom of the guide rod is connected with a pressing block, the pressing block is connected with a pedal used for simulating a human foot, the bottom of the pedal is abutted against the upper end of the positioning frame, the middle of the positioning frame is connected through a pressing mechanism, the top of the pressing mechanism is connected with the base, and the middle of the pressing mechanism is provided with a sleeve structure with adjustable length.
In order to better realize the conversion of the rotary motion of the cam disc into the reciprocating linear motion of the guide rod, the cam disc is provided with a non-circular track for the motion of the roller bearing.
In order to prevent damage, a first spacer bush and a second spacer bush are sleeved on the outer surface of the worm wheel shaft, the first spacer bush is used for isolating the worm wheel from the cam plate, and the second spacer bush is used for isolating the cam plate from an end cover.
Furthermore, a tapered roller bearing and a blank cap are arranged on the end cover.
Furthermore, the worm is connected with a motor through a plurality of couplings.
In order to improve the sealing performance of the device and prevent the device from being mechanically worn after being used for a long time, the main body framework is divided into an upper cavity and a lower cavity, a transmission part of a human foot is arranged in the lower cavity, a worm gear transmission part and a cam guide rod transmission part are arranged in the upper cavity, the upper cavity is a semi-sealed cavity, and a sealing cover is arranged on the side surface of the upper cavity. Wherein, the upper chamber part can adopt better lubrication working condition and prevent the damage caused by the entering of external foreign matters.
Furthermore, the cam plate is connected with the guide rod through a roller bearing, a roller shaft and a nut.
Furthermore, linkage transmission is realized between each shaft and the transmission part through flat keys.
Has the beneficial effects that:
the pedal type power generation all-in-one machine to be tested is placed into a positioning frame, and the positioning of the all-in-one machine meets a six-point positioning principle, so that six degrees of freedom are limited. The compressing and releasing of the integrated machine are realized through a left screw and a right screw in the compressing mechanism. The device has better stability, can be used to provide the simulation of people's foot and step on the operating mode for the experiment of formula power generation facility is stepped on to the foot to practice thrift the labour, promote experimental efficiency. Not only can save a large amount of manpower and labor intensity, but also can improve the working efficiency.
Drawings
FIG. 1 is a schematic diagram of an internal structure of a pedal-type power generation device;
FIG. 2 is a schematic side view of a pedal-type power generation device;
1. the base 2, the pressing block 3, the guide rod 4, the guide sleeve 5, the roller bearing 6, the roller shaft 7, the nut 8, the sealing cover 9, the lower box 10, the tapered roller bearing 11, the worm wheel shaft 12, the round nut 13, the first flat key 14, the cam plate 15, the second flat key 16, the worm wheel 17, the ventilation screw plug 18, the first spacer 19, the second spacer 20, the blank cap 21, the motor 22, the first coupling 23, the set screw 24, the third flat key 25, the second coupling 26, the worm 27, the upper box cover 28, the tapered pin 29, the pressing mechanism 30 and the positioning frame.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1-2, a high stability foot-operated simulation experiment device comprises the following devices: a pedal, a guide rod 3, a cam disc 14 and a worm shaft 11.
During the use, provide spacingly for positioning frame 30 through closing device 29 to realize the controllable actual demand of pedal stroke range and wait the fixed demand of the generator that detects, and promote the stability of overall device, thereby the better running state who satisfies the generator is experimental.
As shown in fig. 2, the reciprocating linear motion of the guide rod 3 is converted by the rotary motion of the cam plate 14, which is common in the intermittent motion mechanism field, and the rotary output of the motor can be converted into reciprocating motion of foot stepping by using the guide rod structure in the present embodiment, but in the present embodiment, the combination of the pressing mechanism 29 and the worm and gear structures (16, 26) is a simulation device with better stability, which has the advantage of better stability than the existing device.
The motor 21 is connected to a worm 26 via a first and a second coupling 25. The left pedal and the right pedal of the all-in-one machine reciprocate up and down alternately, the movement speed meets the requirement, and the power generation parameters of the all-in-one machine can meet the design and use requirements. The electricity generated by the motor in the integrated machine can measure the parameters of power generation through the lead wires at the output end through the functions of circuit rectification, filtering and the like, so that the structural size parameters of the pedal type power generation device are better designed, namely the structure is applied to the test design of the pedal type power generation device.
The positioning frame 30 and the base 1 need to be fixed on the workbench, and the central lines of the two guide columns and the guide rod 3 need to be superposed.
The device runs by rotating the second coupling 25 or in a jogging mode, so that the pressing block 2 reserves an assembly space of the all-in-one machine, the all-in-one machine to be tested is placed into the positioning frame 30, the positioning of the all-in-one machine meets a six-point positioning principle, and six degrees of freedom are limited. The compression and release of the unit is achieved by left and right turnscrews in the clamping mechanism of the member 29.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A high-stability pedal type simulation experiment device is characterized by comprising the following devices: the cam guide rod mechanism comprises two cam guide rod mechanisms which are arranged in a bilateral symmetry mode, the cam guide rod mechanisms comprise cam disks positioned at the tops, the end surfaces of the cam disks are connected with guide rods through roller bearings, the middle parts of the guide rods are connected with a base through guide sleeves, the tops of the left cam guide rod mechanism and the right cam guide rod mechanism are connected after being deflected by 180 degrees, and when the roller bearings in the left cam guide rod mechanism and the right cam guide rod mechanism are positioned at the lowest points, the roller bearings in the right cam guide rod mechanism are positioned at the highest points; the middle parts of the two cam discs are connected with a worm wheel through a worm wheel shaft, the worm wheel is in meshing transmission with a worm, and the output end part of the worm is connected with a motor;
the bottom of the guide rod is connected with a pressing block, the pressing block is connected with a pedal used for simulating a human foot, the bottom of the pedal is abutted to the upper end of the positioning frame, the middle of the positioning frame is connected through a pressing mechanism, the top of the pressing mechanism is connected with the base, the middle of the pressing mechanism is provided with a sleeve structure with adjustable length, and the positioning frame is internally used for installing a foot-operated power generation device to be tested.
2. The high-stability pedal-type simulation experiment device according to claim 1, wherein the cam plate is provided with a non-circular track for the movement of the roller bearing.
3. The high-stability pedal-type simulation experiment device according to claim 1, wherein a first spacer and a second spacer are sleeved on the outer surface of the worm wheel shaft, the first spacer is used for isolating the worm wheel from the cam plate, and the second spacer is used for isolating the cam plate from an end cover.
4. The high-stability pedal-type simulation experiment device according to claim 3, wherein the end cap is provided with a tapered roller bearing and a blank cap.
5. A high stability step-on simulation test device as set forth in claim 1, wherein said worm is connected to said motor through a plurality of couplings.
6. The high-stability pedal-type simulation experiment device according to claim 1, wherein the main body frame is divided into an upper chamber and a lower chamber, the lower chamber is internally provided with a transmission part for human feet, the upper chamber is internally provided with a worm gear transmission part and a cam guide rod transmission part, the upper chamber is a semi-sealed chamber, and the side surface of the upper chamber is provided with a sealing cover.
7. The high-stability pedal-type simulation experiment device according to claim 1, wherein the cam plate is connected with the guide rod through a roller bearing, a roller shaft and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333490.3U CN218412826U (en) | 2022-05-31 | 2022-05-31 | High-stability pedal type simulation experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333490.3U CN218412826U (en) | 2022-05-31 | 2022-05-31 | High-stability pedal type simulation experiment device |
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| Publication Number | Publication Date |
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| CN218412826U true CN218412826U (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221333490.3U Active CN218412826U (en) | 2022-05-31 | 2022-05-31 | High-stability pedal type simulation experiment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117419916A (en) * | 2023-11-12 | 2024-01-19 | 山东宝德龙健身器材有限公司 | Stability and fatigue test device for fitness equipment |
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2022
- 2022-05-31 CN CN202221333490.3U patent/CN218412826U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117419916A (en) * | 2023-11-12 | 2024-01-19 | 山东宝德龙健身器材有限公司 | Stability and fatigue test device for fitness equipment |
| CN117419916B (en) * | 2023-11-12 | 2024-03-19 | 山东宝德龙健身器材有限公司 | Stability and fatigue test device for fitness equipment |
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