Auxiliary mechanism of data acquisition device

Abstract

The utility model is suitable for the technical field of data acquisition, and provides an auxiliary mechanism of a data acquisition device. The fixing assembly comprises a driven shaft, a driving shaft is rotationally arranged above the driven shaft, the driving shaft is rotationally sleeved with a sleeve, the sleeve is provided with a plurality of interruption sections, the two ends of each interruption section are each provided with a first extension plate, a second extension plate and a third extension plate, and a first rotating shaft is rotationally arranged between each first extension plate and the corresponding second extension plate; second gears are rotationally arranged on the first rotating shafts, second rotating shafts are arranged between the second extension plates, third gears are arranged on the second rotating shafts, third rotating shafts are rotationally arranged between the third extension plates, two sliding blocks are arranged on each third rotating shaft, fixed racks are arranged on one sides of the third rotating shafts, and connecting rods are rotationally arranged between the fixed racks and the sliding blocks. Therefore, according to the utility model, not only can a good fixing effect be ensured, but also the tightening, the loosening and the locking of the fixing belt can be automatically completed, and the damage risk of the data acquisition unit is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of data acquisition, in particular to an auxiliary mechanism of a data acquisition device. Background Art

[0002] Data collection refers to the use of data collectors to collect data from outside the system and input it into the system. Data collection technology is widely used in various fields, and handheld data collection terminals are the most widely used type of data collection terminals, which can be used in various mobile occasions.

[0003] For example, a field data acquisition auxiliary tool with publication number CN219263904U includes a fixing mechanism, which includes a fixing plate with an arc-shaped longitudinal cross-section, a mounting plate is provided on the top of the fixing plate, a placement mechanism is rotatably connected to the top of the mounting plate, and the placement mechanism includes a placement plate with an open top, and a clamping mechanism for fixing a data collector is installed inside the placement plate, which is convenient for users to fix the data collector on their limbs. However, only two fixing straps are provided in the above device, and the fixing straps are fixed by Velcro. When the user performs strenuous exercise, the risk of the data collector falling off is relatively high, and the fixing straps in the above device need to be manually connected by the user in sequence, which is more cumbersome during disassembly and assembly.

[0004] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0005] In view of the above-mentioned defects, the purpose of the utility model is to provide an auxiliary mechanism for a data acquisition device, which can not only ensure a good fixing effect, but also automatically complete the tightening, loosening and locking of the fixing belt, thereby simplifying the use process and reducing the risk of damage to the data acquisition device.

[0006] In order to achieve the above-mentioned purpose, the utility model provides an auxiliary mechanism of a data acquisition device, comprising: a mounting seat, on which a data acquisition device is provided; a fixing component, comprising a driven shaft and a fixing belt, the driven shaft is rotatably arranged on the mounting seat, the driven shaft is provided with a plurality of fixing belts, a driving shaft is rotatably arranged above the driven shaft, a sleeve is rotatably sleeved on the driving shaft, a plurality of interruption sections are provided on the sleeve, a first extension plate, a second extension plate and a third extension plate are rotatably arranged on the sleeves at both ends of the interruption sections, a first rotating shaft is rotatably arranged between adjacent first extension plates and adjacent second extension plates, a second gear is rotatably arranged on the first rotating shaft, a second rotating shaft is provided between adjacent second extension plates, a third gear is provided on the second rotating shaft, a third rotating shaft is rotatably arranged between adjacent third extension plates, a sleeve is rotatably arranged on the third rotating shaft, two sliders and a circulation groove are provided on the third rotating shaft, a fixed rack is provided on one side of the third rotating shaft, and a connecting rod is rotatably arranged between the fixed rack and the slider.

[0007] According to the auxiliary mechanism of the data acquisition device of the utility model, a positive ratchet is provided on the sleeve, a positive ratchet is unidirectionally rotatably connected on the active shaft, a counter ratchet is provided on the second gear and the sleeve shaft, and a counter ratchet is unidirectionally rotatably connected on the first rotating shaft and the third rotating shaft.

[0008] According to the auxiliary mechanism of the data acquisition device of the utility model, one end of the driving shaft is connected to the driving member, and the driving member is arranged on the mounting seat.

[0009] According to the auxiliary mechanism of the data acquisition device of the utility model, belts are arranged between the first rotating shaft and the driving shaft, and between the sleeve shaft and the driving shaft.

[0010] According to the auxiliary mechanism of the data acquisition device of the utility model, a limiting rod passing through the slider is provided beside the third rotating shaft, and both ends of the limiting rod are connected to the third extension plate.

[0011] According to the auxiliary mechanism of the data acquisition device of the utility model, the bottom end of the mounting seat is provided with a curved surface.

[0012] The purpose of the utility model is to provide an auxiliary mechanism for a data acquisition device, and its beneficial effects are as follows:

[0013] 1. By setting up multiple fixing straps, a good fixing effect can be ensured to prevent the mounting base from falling off during strenuous exercise by the user, thereby reducing the risk of damage to the data collector.

[0014] 2. By setting up the fixing components, not only can multiple fixing belts be automatically loosened and tightened synchronously to simplify the use process, but the driven shaft can also be automatically locked to avoid the fixing belt from being accidentally loosened, further improving the safety of the data collector.

[0015] In summary, the beneficial effects of the utility model are: it can not only ensure a good fixing effect, but also automatically complete the tightening, loosening and locking of the fixing belt, simplify the use process, and reduce the risk of damage to the data collector. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0017] Figure 2 It is a top cross-sectional view of the utility model;

[0018] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure of part A;

[0019] In the figure: 1-mounting seat, 11-accommodating chamber, 2-fixing assembly, 21-driven shaft, 211-fixing belt, 212-first gear, 22-driving shaft, 221-driving member, 23-sleeve, 231-first extension plate, 232-second extension plate, 233-third extension plate, 24-first rotating shaft, 241-second gear, 25-second rotating shaft, 251-third gear, 26-third rotating shaft, 261-sleeve shaft, 27-slider, 271-connecting rod, 28-fixed rack. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] See also Figure 1 to Figure 3 The utility model provides an auxiliary mechanism for a data acquisition device, including a mounting base 1 and a fixing component 2. A data collector is fixedly installed on the top surface of the mounting base 1 (the structure and installation method of the data collector are mature existing technologies and are not repeated in the utility model). A accommodating cavity 11 is provided in the mounting base 1, and the fixing component 2 is arranged in the accommodating cavity 1.

[0022] See also Figure 1 to Figure 3The fixing assembly 2 includes a driven shaft 21 and a fixing belt 211. The driven shaft 21 is rotatably disposed in the accommodating chamber 11. Both ends of the driven shaft 21 are rotatably connected to the side wall of the accommodating chamber. A plurality of fixing belts 211 are disposed on the driven shaft 21. The fixing belts 211 are located below the mounting seat 1. Both ends of the fixing belts 211 respectively penetrate into the accommodating chamber 11 near the side walls of the accommodating chamber 11 and are fixedly connected to the driven shaft 21. When the driven shaft 21 rotates, the plurality of fixing belts 211 are synchronously tightened, thereby fixing the mounting seat 1 to the user's limbs. A driving shaft 22 is rotatably disposed above the driven shaft 21. Both ends of the driving shaft 22 are rotatably connected to the side wall of the accommodating chamber 11. One end of the driving shaft 22 is connected to a driving member 221. The driving member 211 is disposed on the side wall of one end of the accommodating chamber 11. The driving member 211 can drive the driving shaft 22 to rotate back and forth. A sleeve 23 is rotatably sleeved on the driving shaft 22, a positive ratchet is provided on the sleeve 23, a positive pawl is unidirectionally rotatably connected to the driving shaft 22, and a torsion spring is provided at the connection between the driving shaft 22 and the positive pawl. When the driving shaft 22 rotates forward, it can drive the sleeve 23 to rotate synchronously.

[0023] See also Figure 1 to Figure 3 The sleeve 23 is provided with a plurality of interrupted sections (i.e., the sleeve 213 at the interrupted section is completely disconnected, directly exposing the driving shaft 22), and the sleeve 23 at both ends of the interrupted section is provided with a first extension plate 231, a second extension plate 232, and a third extension plate 233, the first extension plate 231, the second extension plate 232, and the third extension plate 233 are evenly arranged on the sleeve 23, and the first rotating shaft 24 is rotatably arranged between adjacent first extension plates 231 and adjacent second extension plates 232, and the first rotating shaft 24 is rotatably arranged with a second gear 241. The second rotating shaft 25 is rotatably arranged between adjacent second extension plates 232, and the second rotating shaft 25 is arranged on the side of the first rotating shaft 24 away from the driving shaft 22, and the second rotating shaft 25 is provided with a third gear 251 meshing with the second gear 241. A third rotating shaft 26 is rotatably provided between adjacent third extension plates 233, a sleeve shaft 261 is provided on the third rotating shaft 26, two sliders 27 are provided on the third rotating shaft 26, two circulation grooves in opposite directions are provided on the surface of the third rotating shaft 26, the two circulation grooves correspond to the two sliders 27 one by one, a fixed rack 28 is provided on the side of the third rotating shaft 26 away from the active shaft 22, a connecting rod 271 is rotatably provided between the slider 27 and the fixed rack 28 (that is, one end of the connecting rod 271 is rotatably connected to the slider 27, and the other end of the connecting rod 271 is rotatably connected to the fixed rack 28).

[0024] See also Figure 1 to Figure 3, a plurality of first gears 212 are provided on the driven shaft 21, and the second gears 241 between the adjacent first extension plates 231, the third gears 251 between the adjacent second extension plates 232, and the fixed racks 28 between the adjacent third extension plates 233 can all mesh with the first gears 212, and at the same time, the first gear 212 is only in meshing state with one of the second gears 241 between the adjacent first extension plates 231, the third gears 251 between the adjacent second extension plates 232, and the fixed racks 28 between the adjacent third extension plates 233. The second gear 241 and the sleeve shaft 261 are both provided with anti-ratchets, and the connection between the first rotating shaft 24 and the anti-ratchet pawl, and the connection between the third rotating shaft 26 and the anti-ratchet pawl are both provided with torsion springs. Belts are provided between the first rotating shaft 24 and the driving shaft 22, and between the sleeve shaft 261 and the driving shaft 22.

[0025] See also Figure 1 to Figure 3 Preferably, a limiting rod passing through the slider 27 is provided between the third rotating shafts 26, and both ends of the limiting rod are connected to the third extension plate 233, which can prevent the slider 27 from rotating.

[0026] See also Figure 1 to Figure 3 Preferably, the driving member 221 is a small rotating motor that can provide sufficient power.

[0027] See also Figure 1 to Figure 3 Preferably, the bottom end of the mounting base 1 is provided with an arc surface, which enables the device to better fit the user's limbs.

[0028] During the implementation of the utility model, the user first puts the limb between the fixing belt 211 and the mounting seat 1, and then starts the driving member 221. The driving member 221 rotates forward, at this time the positive ratchet cooperates with the positive pawl, and the reverse ratchet does not cooperate with the reverse pawl, and the active shaft 22 drives the sleeve 23 to rotate, so that the second gear 241 on the adjacent first extension plate 231 is meshed with the first gear 212, and then the driving member 221 is reversed, at this time the positive ratchet does not cooperate with the positive pawl, and the reverse ratchet cooperates with the reverse pawl, and the driven shaft 21 rotates, and a plurality of fixing belts 211 are tightened at the same time. When the fixing belt 211 is tightened to an appropriate degree, the driving member 221 rotates forward, so that the second gear 241 on the adjacent first extension plate 231 is disengaged from the first gear 212. The first gear 212 is engaged with the second gear 214, and the second gear 215 is engaged with the third gear 251. The second gear 216 is engaged with the third gear 252. The third gear 251 is engaged with the first gear 214, and the second gear 215 is engaged with the third gear 252. The third gear 251 is engaged with the third gear 251. The third gear 251 is engaged with the third gear 252 ...

[0029] The utility model provides an auxiliary mechanism for a data acquisition device, which has the following beneficial effects:

[0030] 1. By setting up multiple fixing straps, a good fixing effect can be ensured to prevent the mounting base from falling off during strenuous exercise by the user, thereby reducing the risk of damage to the data collector.

[0031] 2. By setting up the fixing components, not only can multiple fixing belts be automatically loosened and tightened synchronously to simplify the use process, but the driven shaft can also be automatically locked to avoid the fixing belt from being accidentally loosened, further improving the safety of the data collector.

[0032] In summary, the beneficial effects of the utility model are: it can not only ensure a good fixing effect, but also automatically complete the tightening, loosening and locking of the fixing belt, simplify the use process, and reduce the risk of damage to the data collector.

[0033] Of course, the present invention may have a variety of embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. An auxiliary mechanism of a data acquisition device, characterized in that: include: A mounting base, on which a data collector is provided; A fixing assembly comprises a driven shaft and a fixing belt, the driven shaft is rotatably arranged on a mounting seat, a plurality of fixing belts are arranged on the driven shaft, a driving shaft is rotatably arranged above the driven shaft, a sleeve is rotatably provided on the driving shaft, a plurality of interrupted sections are arranged on the sleeve, a first extension plate, a second extension plate and a third extension plate are rotatably provided on the sleeves at both ends of the interrupted sections, a first rotating shaft is rotatably provided between adjacent first extension plates and adjacent second extension plates, a second gear is rotatably provided on the first rotating shaft, a second rotating shaft is provided between adjacent second extension plates, a third gear is provided on the second rotating shaft, a third rotating shaft is rotatably provided between adjacent third extension plates, a sleeve is rotatably provided on the third rotating shaft, two sliders and a circulation groove are provided on the third rotating shaft, a fixed rack is provided on one side of the third rotating shaft, and a connecting rod is rotatably provided between the fixed rack and the slider.

2. The auxiliary mechanism of the data acquisition device according to claim 1, characterized in that: The sleeve is provided with a positive ratchet, the driving shaft is connected with a positive pawl for unidirectional rotation, the second gear and the sleeve shaft are both provided with a reverse ratchet, and the first rotating shaft and the third rotating shaft are both connected with a reverse pawl for unidirectional rotation.

3. The auxiliary mechanism of the data acquisition device according to claim 1, characterized in that: One end of the driving shaft is connected to a driving member, and the driving member is arranged on a mounting seat.

4. The auxiliary mechanism of the data acquisition device according to claim 1, characterized in that: Belts are arranged between the first rotating shaft and the driving shaft, and between the sleeve shaft and the driving shaft.

5. The auxiliary mechanism of the data acquisition device according to claim 1, characterized in that: A limiting rod passing through the slider is arranged beside the third rotating shaft, and both ends of the limiting rod are connected to the third extension plate.

6. The auxiliary mechanism of the data acquisition device according to claim 1, characterized in that: The bottom end of the mounting seat is provided with a curved surface.

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