CN218674244U

CN218674244U - Tension testing mechanism of unpowered treadmill

Info

Publication number: CN218674244U
Application number: CN202223178692.8U
Authority: CN
Inventors: 孙福津
Original assignee: Weihai Dingshangjia Sports Technology Co ltd
Current assignee: Weihai Dingshangjia Sports Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-21
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses an unpowered treadmill tension test mechanism belongs to treadmill test technical field, including testboard and treadmill body, the treadmill body is placed on the testboard, and the mounting bracket that two vertical symmetries of the upside both ends fixedly connected with of testboard set up, and the upper end fixedly connected with crossbeam housing of two mounting brackets is equipped with translation adjustment mechanism in the crossbeam housing, and translation adjustment mechanism's both ends extend to the hollow post of below and fixedly connected with of crossbeam housing. The utility model discloses in, through setting up pushing mechanism, pressure sensor, briquetting and control panel, can realize the tension test to the treadmill body, control the convenience, use manpower sparingly, improve efficiency of software testing, secondly, set up translation adjustment mechanism and can drive the briquetting displacement of pushing mechanism down, and then improve the tensile test range of area of running on the treadmill body, make the data accuracy higher.

Description

Tension testing mechanism of unpowered treadmill

Technical Field

The utility model relates to a treadmill test technical field specifically is unpowered treadmill tension accredited testing organization.

Background

The treadmill is the body-building apparatus that family and gymnasium are equipped with always, and be the simplest one among the present family body-building apparatus, be the best selection of family's body-building apparatus, after the treadmill assembly was accomplished, need to adjust the elasticity of running the area, if run the area loose, the phenomenon that can skid appears, if run the area tight, can reduce the life of belt, need use treadmill tension tester to test to treadmill tension test.

In a running belt tension testing device (with the patent number of CN 213902714U) of a running machine in Chinese patent, the device comprises a running belt and a running plate, wherein the running belt is arranged around the running plate and comprises a supporting frame, a lifting adjusting assembly and a detecting assembly; the lifting adjusting assembly is arranged on the supporting frame and is positioned right above the running belt; the detection assembly comprises a mounting seat and a detector, the detector is arranged at the bottom of the mounting seat and is driven by the lifting adjusting assembly to descend, so that the detector is perpendicular to the running belt, the running belt is pushed downwards in the advancing direction of the running belt to measure the tension of the running belt, the device can directly measure the tension of the running belt through the tension testing device, time and labor are saved, the tightness of the running belt can be rapidly judged, the judgment error of the tightness of the running belt is small, the consistency of the tightness of the running belt of the same type running machine can be ensured, however, the tension testing mechanism in the device can not be adjusted in a displacement mode and can only detect the running belt on the running machine on a certain straight line, the detection range is not comprehensive enough, the result of test data is not accurate enough, the test quality is influenced, the detection assembly needs to manually adjust the height, manpower is wasted, and the test efficiency is influenced. Accordingly, those skilled in the art have provided an unpowered treadmill tension testing mechanism to address the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unpowered treadmill tension accredited testing organization to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the tension testing mechanism of the unpowered treadmill comprises a testing table and a treadmill body, wherein the treadmill body is placed on the testing table, two vertically and symmetrically arranged mounting frames are fixedly connected to two ends of the upper side of the testing table, the upper ends of the two mounting frames are fixedly connected with a cross beam housing, a translation adjusting mechanism is arranged in the cross beam housing, two ends of the translation adjusting mechanism extend to the lower side of the cross beam housing and are fixedly connected with a hollow column, a pressing mechanism is arranged in the hollow column, two ends of the pressing mechanism penetrate through the lower end of the hollow column and are fixedly connected with a mounting plate, a pressure sensor is fixedly connected to the lower side of the mounting plate, and a pressing block is fixedly connected to the lower end of the pressure sensor;

translation adjustment mechanism is including fixing the first motor in crossbeam housing rear side center department, the main shaft end of first motor extends to in the crossbeam housing and fixedly connected with driving gear, the inner wall both ends of crossbeam housing all are connected with driven gear through the pivot rotation, the driving gear is connected with two driven gear transmissions through interior cingulum, the L shape frame that two symmetries of downside fixedly connected with of interior cingulum set up, and two L shape framves all extend to the below of crossbeam housing and with hollow post fixed connection.

As a further aspect of the present invention: wherein, pushing down the mechanism including fixing the second motor in hollow post upper end, the main shaft end of second motor extends to in the hollow post and the threaded rod of the vertical setting of fixedly connected with, and threaded connection has the nut piece on the threaded rod, the carriage release lever that two symmetries of downside fixedly connected with of nut piece set up, the lower extreme of two carriage release levers run through hollow post and with mounting panel fixed connection.

As a further aspect of the present invention: wherein, two slide holes are seted up to the lower extreme of hollow post, and two carriage bars pass two slide hole settings respectively.

As a further aspect of the present invention: wherein, all adopt welded mode fixed connection between interior cingulum and the two L shape framves.

As a further aspect of the present invention: wherein, the front side of crossbeam housing passes through the bolt can dismantle fixedly connected with shell apron.

As a further aspect of the present invention: wherein, one side fixedly connected with control panel of one of them mounting bracket, and translation adjustment mechanism, push down mechanism and pressure sensor respectively with control panel electric connection.

As a further aspect of the present invention: wherein, the briquetting is the setting of hemisphere structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this unpowered treadmill tension accredited testing organization, through setting up pushing mechanism, pressure sensor, briquetting and control panel, start the work of second motor, it rotates to drive the threaded rod, at this moment, the nut piece is forced to move down, and then promote to move down with the fixed mounting panel of carriage release lever, and then promote the briquetting and support tightly with the treadmill body, the race of treadmill body can be for resilience force of briquetting, pressure sensor is through detecting the resilience force of applying on the briquetting and measuring the tension of running the area on the treadmill body, show tension value at control panel, it is convenient to control, the manpower is saved, and the efficiency of software testing is improved.

2. This unpowered treadmill tension accredited testing organization through setting up translation adjustment mechanism, starts first motor work, drives the driving gear and rotates, because the driving gear passes through internal tooth area and two driven gear transmissions, internal tooth area transmission motion this moment, and then drives the briquetting displacement of pushing down on the mechanism, and then improves the tensile test range of race belt on the treadmill body, makes the data accuracy higher.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a three-dimensional enlarged structure of the hollow column of the present invention;

FIG. 3 is a schematic diagram of a right-side sectional structure of the middle cross beam housing of the present invention;

fig. 4 is a schematic diagram of a right-side view section structure of the hollow column of the present invention.

The symbols in the figures indicate:

1. a test bench; 2. a treadmill body; 3. a mounting frame; 4. a beam housing; 5. a hollow column; 6. mounting a plate; 7. a pressure sensor; 8. briquetting; 9. a first motor; 10. a driving gear; 11. a rotating shaft; 12. a driven gear; 13. an inner toothed belt; 14. an L-shaped frame; 15. a second motor; 16. a threaded rod; 17. a nut block; 18. a travel bar; 19. a shell cover plate; 20. a control panel.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1-4, the embodiment of the present invention provides a tension testing mechanism for an unpowered treadmill, comprising a testing platform 1 and a treadmill body 2, wherein the treadmill body 2 is an unpowered treadmill, the treadmill body 2 is placed on the testing platform 1, two vertically and symmetrically arranged mounting frames 3 are fixedly connected to two ends of the upper side of the testing platform 1, the upper ends of the two mounting frames 3 are fixedly connected to a cross beam housing 4, a translational adjustment mechanism is arranged in the cross beam housing 4, two ends of the translational adjustment mechanism extend to the lower side of the cross beam housing 4 and are fixedly connected to a hollow column 5, a pressing mechanism is arranged in the hollow column 5, two ends of the pressing mechanism penetrate through the lower end of the hollow column 5 and are fixedly connected to a mounting plate 6, the lower side of the mounting plate 6 is fixedly connected with a pressure sensor 7, the lower end of the pressure sensor 7 is fixedly connected with a pressing block 8, the pressing mechanism pushes the mounting plate 6 to move downwards, and then the pressing block 8 is pushed to be tightly abutted against the treadmill body 2, the running belt of the treadmill body 2 can give resilience force to the pressing block 8, the pressure sensor 7 detects the tension of the running belt on the treadmill body 2 by detecting the resilience force applied to the pressing block 8, the tension value is displayed on a control panel 20, the larger the displayed numerical value is, the tighter the running belt is, and on the contrary, the looser the running belt is, motors of the device are all stepping motors and can rotate in a positive and negative direction;

the translation adjusting mechanism comprises a first motor 9 fixed at the center of the rear side of the cross beam housing 4, a main shaft end of the first motor 9 extends into the cross beam housing 4 and is fixedly connected with a driving gear 10, two ends of the inner wall of the cross beam housing 4 are rotatably connected with driven gears 12 through a rotating shaft 11, the driving gear 10 is in transmission connection with the two driven gears 12 through an inner toothed belt 13, two L-shaped frames 14 symmetrically arranged on the lower side of the inner toothed belt 13 are fixedly connected with two L-shaped frames 14, the two L-shaped frames 14 extend to the lower side of the cross beam housing 4 and are fixedly connected with the hollow column 5, the first motor 9 is started to work to drive the driving gear 10 to rotate, the driving gear 10 is driven to rotate through the inner toothed belt 13 and the two driven gears 10, the inner toothed belt 13 moves in transmission at the moment, further, a pressing block 8 on the pressing mechanism is driven to displace, multi-point testing is carried out, further, the testing range of the tension of the running belt on the running machine body 2 is improved, and the data accuracy is higher.

As shown in fig. 4: push down the mechanism including fixing the second motor 15 in hollow post 5 upper end, the main shaft end of second motor 15 extends to in the hollow post 5 and the threaded rod 16 of the vertical setting of fixedly connected with, and threaded rod 16 goes up threaded connection has nut block 17, the carriage release lever 18 that two symmetries of downside fixedly connected with of nut block 17 set up, the lower extreme of two carriage release levers 18 run through hollow post 5 and with mounting panel 6 fixed connection, start the work of second motor 15, drive threaded rod 16 and rotate, at this moment, nut block 17 forces to move down, and then promote and move down with mounting panel 6 that carriage release lever 18 is fixed, it is convenient to control, and the manpower is saved.

As shown in fig. 4: two sliding holes are formed in the lower end of the hollow column 5, and the two moving rods 18 penetrate through the two sliding holes respectively, so that the moving rods 18 can move conveniently.

As shown in fig. 3: the inner toothed belt 13 and the two L-shaped frames 14 are fixedly connected in a welding mode and are firmly connected.

As shown in fig. 1: the front side of the beam housing 4 is detachably and fixedly connected with a housing cover plate 19 through bolts for maintenance.

As shown in fig. 1: one side fixedly connected with control panel 20 of one of them mounting bracket 3, and translation adjustment mechanism, push down mechanism and pressure sensor 7 respectively with control panel 20 electric connection, control the convenience, external power supply.

As shown in fig. 2: briquetting 8 is the setting of hemisphere structure, reduces the friction.

The utility model discloses a theory of operation:

when the device is used for carrying out tension test on the treadmill body 2, firstly, the second motor 15 is started to work to drive the threaded rod 16 to rotate, at the moment, the nut block 17 is forced to move downwards to further push the mounting plate 6 fixed with the movable rod 18 to move downwards so as to further push the pressing block 8 to be tightly abutted against the treadmill body 2, the running belt of the treadmill body 2 can give resilience force to the pressing block 8, the pressure sensor 7 detects the tension of the running belt on the treadmill body 2 by detecting the resilience force applied to the pressing block 8, the tension value is displayed on the control panel 20, the operation and control are convenient, the manpower is saved, and the test efficiency is improved;

secondly, start first motor 9 work, drive driving gear 10 and rotate, because driving gear 10 passes through interior cingulum 13 and two driven gear 10 transmissions, 13 transmission motion in interior cingulum this moment, and then drive 8 displacements of briquetting on the pushing down mechanism, and then improve the tensile test range of race belt on treadmill body 2, make the data accuracy higher.

In the description of the present invention, it is to be understood that the positional or positional relationships, such as the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, are based on the positional or positional relationships illustrated in the drawings and are for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The tension testing mechanism of the unpowered treadmill comprises a testing table (1) and a treadmill body (2), and is characterized in that the treadmill body (2) is placed on the testing table (1), two mounting frames (3) which are vertically and symmetrically arranged are fixedly connected to two ends of the upper side of the testing table (1), a cross beam housing (4) is fixedly connected to the upper ends of the two mounting frames (3), a translation adjusting mechanism is arranged in the cross beam housing (4), two ends of the translation adjusting mechanism extend to the lower side of the cross beam housing (4) and are fixedly connected with hollow columns (5), a pressing mechanism is arranged in each hollow column (5), two ends of the pressing mechanism penetrate through the lower ends of the hollow columns (5) and are fixedly connected with mounting plates (6), pressure sensors (7) are fixedly connected to the lower sides of the mounting plates (6), and pressing blocks (8) are fixedly connected to the lower ends of the pressure sensors (7);

translation adjustment mechanism is including fixing first motor (9) in crossbeam housing (4) rear side center department, the main shaft end of first motor (9) extends to in crossbeam housing (4) and fixedly connected with driving gear (10), the inner wall both ends of crossbeam housing (4) all are rotated through pivot (11) and are connected with driven gear (12), driving gear (10) are connected with two driven gear (12) transmissions through interior cingulum (13), L shape frame (14) that two symmetries of downside fixedly connected with of interior cingulum (13) set up, and two L shape frames (14) all extend to the below of crossbeam housing (4) and with hollow column (5) fixed connection.

2. The tension testing mechanism of the unpowered treadmill according to claim 1, wherein the pressing mechanism comprises a second motor (15) fixed on the upper end of the hollow column (5), a main shaft end of the second motor (15) extends into the hollow column (5) and is fixedly connected with a vertically arranged threaded rod (16), a nut block (17) is screwed on the threaded rod (16), two symmetrically arranged moving rods (18) are fixedly connected to the lower side of the nut block (17), and the lower ends of the two moving rods (18) penetrate through the hollow column (5) and are fixedly connected with the mounting plate (6).

3. The tension testing mechanism of the unpowered treadmill according to claim 2, wherein the hollow column (5) is provided with two sliding holes at a lower end thereof, and two moving rods (18) are respectively disposed through the two sliding holes.

4. The tension testing mechanism of the unpowered treadmill according to claim 1, wherein the inner toothed belt (13) is fixedly connected with the two L-shaped frames (14) by welding.

5. The tension testing mechanism of the unpowered treadmill according to claim 1, wherein a housing cover plate (19) is detachably and fixedly connected to a front side of the cross beam housing (4) by bolts.

6. The tension testing mechanism of the unpowered treadmill according to claim 1, wherein a control panel (20) is fixedly connected to one side of one of the mounting frames (3), and the translation adjusting mechanism, the pressing mechanism and the pressure sensor (7) are electrically connected to the control panel (20) respectively.

7. The tension testing mechanism of the unpowered treadmill of claim 1, wherein the pressure block (8) is disposed in a hemispherical configuration.