CN209808343U

CN209808343U - Foot fixing structure of pressure acquisition device

Info

Publication number: CN209808343U
Application number: CN201920324805.XU
Authority: CN
Inventors: 龙汝倩
Original assignee: Ruichang Xinmai Technology Co Ltd
Current assignee: Ruichang Xinmai Technology Co Ltd
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2019-12-20
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a foot fixing structure of a pressure acquisition device, which is characterized by comprising a fixing plate, wherein the whole fixing plate is of an isosceles trapezoid structure, and the fixing plate can separate the upper surface of a bearing layer into two bearing areas which are mutually independent when the fixing plate is arranged on the bearing layer of the pressure acquisition device; two sides of the small end of the fixing plate are respectively provided with a limiting block extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixing plate; and the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel. The utility model has the advantages of simple structure, can be better carry out the position to user's both feet and prescribe a limit to.

Description

Foot fixing structure of pressure acquisition device

Technical Field

The utility model relates to a sufficient pressure acquisition technical field especially relates to a pressure acquisition device's fixed knot of foot constructs.

Background

The insole is widely applied to shoe making industry, health care and special functions; the shoe pad mainly is matched with shoe padShoes with air-permeable layerMaking corresponding shapes of the outsole and the midsole; and manufacturing a size plate according to the last bottom plate or the last panel, and manufacturing a corresponding shape. The market commodity type insole is a product which is designed by developers and circulated in the market and is mainly sold as a commodity.

To make the insole more comfortable, the insole is customized for different users. In customizing an insole for a user, it is necessary to collect pressure from the foot to provide a reference for the support strength of various portions of the insole when customizing the insole. The process of collecting the foot pressure of the user comprises the foot pressure collected during static standing and the foot pressure collected during dynamic walking. The pressure collected during static standing can be used for judging the pressure difference of the left foot and the right foot of the user and the pressure of different areas of the same foot. The dynamically collected pressure can be used for analyzing the gait cycle of the user according to the collected pressure value. These collected foot pressure values can all provide data support for a user to customize an insole. The existing acquisition of foot pressure is mostly measured in a scanning mode, the measurement mode is time-consuming and labor-consuming, and the operation is very complex and troublesome.

Therefore, the applicant designs a pressure acquisition device, which is characterized by comprising a shell and a shell internal structure, wherein the shell internal structure comprises an array pressure sensor and a data acquisition circuit which are electrically connected with each other; the array pressure sensor comprises a plurality of collecting areas on a pressure collecting plate in a shell, and a first electrode and a second electrode are arranged in the collecting areas in pairs; a flexible bearing layer made of pressure-sensitive material with uniformly distributed resistance values in an initial state is laid on the pressure acquisition plate, the lower surface of the bearing layer is attached to the first electrode and the second electrode, and the upper surface of the bearing layer is used as a tread surface; the data acquisition circuit comprises a data output interface.

However, the applicant finds that in the process of detecting the foot pressure of the user, the change of the angle between the soles of the user affects the foot pressure value, and the angle between the soles of the user is easy to change in multiple times of foot pressure detection, so that the foot pressure values in the two previous detections are greatly different.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: what is provided is a foot fixing structure of a pressure acquisition device, which has simple structure and can make the included angle between two soles of a user better conform to the standard standing posture.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the foot fixing structure of the pressure acquisition device is characterized by comprising a fixing plate, wherein the fixing plate is integrally in an isosceles trapezoid structure, and the fixing plate can separate the upper surface of a bearing layer into two mutually independent bearing areas when being mounted on the bearing layer of the pressure acquisition device; two sides of the small end of the fixing plate are respectively provided with a limiting block extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixing plate; and the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel.

Like this, through set up a fixed knot who has foot constructs on the bearer layer upper surface, including setting up the fixed plate on the bearer layer, the fixed plate is two mutually independent bearer areas with bearer layer upper surface separation, and these two bearer areas can correspond respectively and wait to detect person's both feet, and what detected person's both feet corresponded respectively stands on two bearer areas, can avoid two feet to press mutual interference when gathering for more accuracy when gathering to foot pressure. The fixing plate is integrally designed into an isosceles trapezoid structure, two sides of the small end of the fixing plate are respectively provided with a limiting block extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixing plate; when the sole is used, the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel; the posture that the foot was put has been restricted like this, and the angle that two feet were opened more accords with the angle of two feet when people stand at ordinary times, and the reduction that can be better detects the contingency of time measuring for detect more accurate reliable.

Preferably, the projection of the two side surfaces of the fixing plate along the length direction in the horizontal direction forms an acute angle.

Therefore, the design of the fixing plate is more reasonable, and the angle formed by the two soles can be better matched with the standard standing posture.

Preferably, the acute angle is 0 to 60 degrees.

The design is more reasonable; preferably, the acute angle is 30 °.

As optimization, an included angle formed between the side surface of the fixing plate along the length direction and the inner side surface of the limiting block is 70-100 degrees.

Therefore, the design is more reasonable, and the device can be better suitable for standard standing postures.

Preferably, the fixing plate is of a long strip isosceles trapezoid structure.

Thus, the design is more reasonable.

Preferably, the fixing plate is also provided with a lightening hole.

Like this, design the lightening hole on the fixed plate, can make the quality of fixed plate littleer, better satisfied lightweight requirement.

Preferably, the lightening holes are elongated holes, and the length direction of the lightening holes is arranged along the length direction of the fixing plate.

Like this, be rectangular shape hole with the lightening hole design, and the length direction of lightening hole sets up along the length direction of fixed plate, can be better subtract heavy to the fixed plate, subtract heavy effect better.

As optimization, the front side of the large end of the fixing plate is provided with a connecting structure; the connecting structure is an insertion pin extending forwards on the end face of the large end of the fixing plate.

Like this, can conveniently install the location to the fixed plate to make things convenient for the dismouting of foot meter ware.

Preferably, the inserting pins are arranged horizontally at intervals.

Therefore, the rotation of the fixing plate in the horizontal direction can be better limited, and the position of the fixing plate after installation is more accurate.

Drawings

Fig. 1 is a schematic axial view of a pressure acquisition device according to an embodiment of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is an exploded view of fig. 1.

Fig. 4 is a schematic view of fig. 3 rotated by an angle.

Fig. 5 is a schematic structural view of the pressure collecting plate in fig. 3.

FIG. 6 is a schematic diagram of the structure of the array gating circuit of FIG. 1.

Fig. 7 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the specific implementation: as shown in fig. 1 to 7, a foot fixing structure of a pressure acquisition device includes a fixing plate 15, the fixing plate is integrally in an isosceles trapezoid structure, and the fixing plate can separate the upper surface of a bearing layer of the pressure acquisition device into two bearing areas independent of each other when the fixing plate is mounted on the bearing layer; two sides of the small end of the fixing plate are respectively provided with a limiting block 17 extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixing plate; and the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel.

When the fixing plate is used, the projection of the two side surfaces of the fixing plate along the length direction in the horizontal direction forms an acute angle.

In practice, the acute angle is 0 to 60 degrees.

The design is more reasonable; preferably, the acute angle is 30 °.

When the device is implemented, an included angle formed between the side surface of the fixing plate along the length direction and the inner side surface of the limiting block is 70-100 degrees.

When the fixing plate is implemented, the fixing plate is in a long strip isosceles trapezoid structure.

Thus, the design is more reasonable.

In practice, the fixing plate is also provided with lightening holes 16.

In practice, the lightening holes 16 are elongated holes, and the length direction of the lightening holes is arranged along the length direction of the fixing plate.

In implementation, the front side of the large end of the fixing plate 15 is provided with a connecting structure; the connecting structure is an insertion pin extending forwards on the end face of the large end of the fixing plate.

When the plug pins are implemented, the plug pins are horizontally arranged at intervals.

The following is a specific embodiment of applying the present invention to a pressure acquisition apparatus, as shown in fig. 1 to 7;

a pressure acquisition device comprises a shell 1 and a shell internal structure, wherein the shell internal structure comprises an array pressure sensor and a data acquisition circuit which are electrically connected with each other; the array pressure sensor comprises a plurality of collecting areas 3 on a pressure collecting plate 2 in a shell, and a first electrode and a second electrode are arranged in the collecting areas in pairs and at intervals; a flexible bearing layer 4 made of pressure-sensitive material with uniformly distributed resistance values in an initial state is laid on the pressure acquisition board, the lower surface of the bearing layer is attached to the first electrode and the second electrode, and the upper surface of the bearing layer is used as a tread surface; the data acquisition circuit comprises a data output interface 5 for outputting the acquired electrical signals.

Here, the pressure-sensitive material refers to an impedance pressure-sensitive material of which the impedance changes correspondingly when the pressure-sensitive material deforms under pressure, and the resistance value of the pressure-sensitive material in an initial state is uniformly distributed, that is, the resistance value of each local position of the pressure-sensitive material is uniformly distributed when the pressure-sensitive material deforms without being pressed.

Therefore, after the first electrode and the second electrode in each acquisition area in the pressure acquisition device are respectively connected to two poles of a power supply and electrified, the upper surface of the flexible bearing layer serves as a tread surface, and when the pressure acquisition device is not treaded, the resistance distribution of the pressure-sensitive material in each acquisition area on the pressure acquisition plate is uniform, so that corresponding voltage values distributed between the first electrode and the second electrode in each acquisition area are uniform; when the pressure acquisition device is trampled by the foot, the plurality of acquisition areas on the pressure acquisition plate correspond to the positions of the sole of the foot of a user, after the positions on the sole of the foot apply pressure to the bearing layer, the pressure applying degrees of the pressure sensitive materials at different positions are different, so that the resistance values of the local positions with different pressed pressure sensitive materials are correspondingly changed, and accordingly the voltage values distributed between the first electrode and the second electrode in the corresponding acquisition areas are correspondingly changed. Therefore, corresponding voltage values can be fed back corresponding to the pressure at each position of the sole of the foot, so as to facilitate subsequent collection.

And the data acquisition circuit outputs the acquired voltage to the outside, and the pressure value of the corresponding position can be converted according to the acquired voltage value subsequently. When the device is used, the foot is directly stepped on the bearing layer, so that the voltage value can be measured, the subsequent conversion is a pressure value, and the device has the advantages of convenience in use and capability of better feeding back the pressure of the foot.

In the present embodiment, the collecting regions 3 are M × N, and are arranged on the pressure collecting plate 2 in a rectangular array of M rows in the longitudinal direction and N columns in the transverse direction.

Therefore, the arrangement of the collecting areas on the pressure collecting plate is tighter, the number of the collecting areas corresponding to the feet is larger when the feet are correspondingly collected, and the accuracy and the reliability of the foot pressure collection can be improved. In specific implementation, the foot pressure collecting device can be arranged in a rectangular array with 80 rows in the longitudinal direction and 80 columns in the transverse direction or in a rectangular array with 40 rows in the longitudinal direction and 40 columns in the transverse direction according to the foot pressure collecting requirement.

In this embodiment, the collection areas are distributed in a honeycomb shape.

Therefore, the distribution of the acquisition regions is more compact, and the space utilization rate is higher.

In this embodiment, the collection area is a hexagonal structure.

In this way, the acquisition regions are more conveniently arranged.

In this specific embodiment, the array pressure sensor further includes an input interface 6 and an output interface 7; the first electrodes are respectively and electrically connected with the input interface, and the second electrodes are respectively and electrically connected with the output interface; and the input interface and the output interface are respectively electrically connected with the data acquisition circuit.

Like this, through setting up input interface and output interface, earlier with first electrode and second electrode respectively with input interface and output interface electricity be connected, be connected input interface and output interface and data acquisition circuit electricity again, can make things convenient for the wiring more, make things convenient for the inside arrangement of casing.

In this specific embodiment, the data acquisition circuit includes an array gating circuit and a voltage acquisition circuit; the array gating circuit is electrically connected with the voltage acquisition circuit; and the input interface 6 and the output interface 7 are both electrically connected to the array gating circuit.

Like this, through being connected input interface and output interface and array gating circuit electricity, array gating circuit can be one by one with the voltage transmission to voltage acquisition circuit between the first electrode in pairs and the second electrode gather, can be better avoid the mutual interference between the first electrode of many pairs and the second electrode, have simple structure, voltage acquisition advantage more reliable.

In this embodiment, the first electrodes corresponding to the N rows are connected in series and then electrically connected to one of the N ports on the input interface in a one-to-one correspondence; and the second electrodes corresponding to the M rows are mutually connected in series and then are electrically connected with one of the M ports on the output interface in a one-to-one correspondence manner. Therefore, the whole structure is simpler, and the wiring is more convenient.

In this specific embodiment, the array gating circuit includes a first gating switch circuit 31 and a second gating switch circuit 32, and the first gating switch circuit and the second gating switch circuit are sequentially and correspondingly provided with an output port interface and an input port interface; the output end interface is at least provided with N ports and is correspondingly and electrically connected with the input interface 6, and the input end interface is at least provided with M ports and is correspondingly and electrically connected with the output interface 7; the input ends of the first gating switch circuit and the second gating switch circuit are respectively and electrically connected with the voltage acquisition circuit; and the input ends of the first gating switch circuit and the second gating switch circuit are also electrically connected with the power supply and the grounding end of the array gating circuit correspondingly in sequence.

Thus, the array gating circuit is simpler, and the first electrodes and the second electrodes in the M rows and the N columns are communicated in each selection; the collection is completed after M times N times. Has the advantage of simple structure.

In this specific embodiment, the data acquisition circuit includes an analog-to-digital conversion circuit 33 and a controller 34, and a signal input end of the analog-to-digital conversion circuit is connected to input ends of the first gating switch circuit and the second gating switch circuit; the signal output end of the data acquisition circuit is connected with the signal input end of the controller; and the signal output end of the controller is connected with a data output interface or a wireless transmission module for outputting the collected electric signals.

Therefore, the whole data acquisition circuit is simpler and more reasonable in design, and can better complete the acquisition of electric signals.

In this embodiment, the data acquisition circuit further includes a filtering and amplifying circuit 35, a signal input end of the filtering and amplifying circuit is connected to the input ends of the first gating switch circuit and the second gating switch circuit, and a signal output end of the filtering and amplifying circuit is connected to the signal input end of the analog-to-digital conversion circuit.

Therefore, interference of the outside world on voltage collection can be better reduced by arranging the filtering and amplifying circuit, and the accuracy of whole pressure collection is improved.

In this embodiment, a horizontal data acquisition board 8 is disposed in the housing 1, and the data acquisition board includes the array gating circuit and the voltage acquisition circuit.

Thus, a data acquisition board is arranged in the shell, and the data acquisition board comprises the array gating circuit and the voltage acquisition circuit; the data acquisition board and the pressure acquisition board are designed in a split mode, and the data acquisition board and the pressure acquisition board can be processed and manufactured more conveniently and respectively; the processing and manufacturing period can be better shortened.

In this embodiment, the data collecting plate 8 is stacked on the pressure collecting plate 2, and the edge of the data collecting plate is lapped on the edge of the pressure collecting plate.

Like this, with the convex front side top that sets up the pressure acquisition board of data acquisition board, during manufacturing, can be better with the thickness reduction of pressure acquisition board part for only the position of local setting data acquisition board is convex, the lightweight requirement of satisfying whole product that probably can be better.

In this embodiment, the input interface 6 and the output interface 7 are disposed on the front side edge of the pressure collecting plate 2 at an interval, the input ends of the input interface and the output interface are disposed upward, the array gating circuit includes a plug 9 disposed on the rear side edge of the data collecting plate 8 and corresponding to the input interface and the output interface one by one, and the plug is correspondingly plugged in the input interface and the output interface.

Like this, through being the spaced setting on pressure acquisition board front side edge input interface and output interface, again on data acquisition board rear side edge and one-to-one input interface and output interface are provided with the bayonet joint for the purpose of electricity connection is in order to reach in input interface and the output interface to the grafting that the bayonet joint corresponds, can make things convenient for the electricity between data acquisition board and the pressure acquisition board to make things convenient for the dismouting more.

In this embodiment, the middle part of the front side of the pressure collecting plate 2 extends horizontally outwards to form an extension part 10 with a rectangular plate structure, the data collecting plate 8 is lapped above the extension part, and the input interface and the output interface are arranged on the extension part.

Like this, can conveniently arrange input interface and output interface on the pressure acquisition board, it is more reasonable to design.

In this embodiment, the first electrode and the second electrode in the same collection region are in a cross arrangement shape; and the first electrode and the second electrode are arranged at intervals in the longitudinal direction of the acquisition area, and the first electrode and the second electrode are arranged in a joint manner in the transverse direction of the acquisition area.

Therefore, the first electrode and the second electrode are better conducted, and the working is more reliable.

In this embodiment, the first electrode is integrally formed in an E-shaped structure to form two insertion openings, and the second electrode is integrally formed in a U-shaped structure; and the opening of the second electrode is arranged towards the first electrode and inserted into the insertion opening of the first electrode.

Therefore, the structural design of the first electrode and the second electrode is more reasonable, and the conduction of the first electrode and the second electrode can be more facilitated.

In this embodiment, the bearing layer is a monolithic piece of material.

In this embodiment, the first electrode and the second electrode are both U-shaped and have openings facing each other.

In this embodiment, a protective case 11 made of a metal material is provided above the data acquisition board 8.

Therefore, in the use process of the pressure acquisition device, the data transmission between the input interface and the plug connector and between the output interface and the plug connector is high-frequency transmission, so that the data transmission is easily interfered by high-frequency electromagnetic waves, and the voltage signals are acquired inaccurately. Consequently, be equipped with the protective housing that the metal material made in data acquisition board top, shielding high frequency electromagnetic wave that can be better interference improves data transmission's reliability and stability to improve the sufficient pressure collection quality of whole device.

In this embodiment, the protective housing 11 is a flat box structure with an open lower end, the data acquisition board is horizontally located inside the protective housing, and the lower end of the protective housing is connected to the housing.

Thus, the protective shell can better shield high-frequency electromagnetic waves generated from the outside.

In this specific embodiment, still be equipped with safety cover 12 above protective housing 11, the safety cover includes horizontal protection shield 13, is equipped with the vertical hole of stepping down on the protection shield and supplies the protective housing to pass, and still pastes mutually on the upper surface of protection shield and is provided with protective cover plate 14 to the whole open box body structure of lower extreme that is of safety cover that makes.

Like this, keep apart the protective housing with the outside through setting up a safety cover, also protect the protective housing when shielding high frequency electromagnetic wave that can be better.

In this embodiment, the data output interface 5 is horizontally disposed on the data collecting board 8, and the protection casing 11 and the protection casing 12 are respectively provided with a horizontal yielding hole for the connecting end of the data output interface to pass through and extend to the outside of the protection casing.

Therefore, the collected voltage signals are conveniently transmitted to the outside through the data output interface, subsequent processing and analysis are facilitated, and the foot pressure value is obtained.

In the present embodiment, the pressure acquisition device comprises a fixing plate 15, the fixing plate is integrally in an isosceles trapezoid structure, and the fixing plate can separate the upper surface of the bearing layer into two bearing areas which are independent of each other when being mounted on the bearing layer of the pressure acquisition device; two sides of the small end of the fixing plate are respectively provided with a limiting block 17 extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixing plate; and the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel.

In this embodiment, an included angle formed by projections of two side surfaces of the fixing plate in the length direction in the horizontal direction is an acute angle.

In this embodiment, the acute angle is 0 to 60 degrees.

The design is more reasonable; preferably, the acute angle is 30 °.

In this embodiment, an included angle formed between the side surface of the fixing plate along the length direction and the inner side surface of the limiting block is 70 to 100 degrees.

In this embodiment, the fixing plate has a strip-shaped isosceles trapezoid structure.

Thus, the design is more reasonable.

In the present embodiment, the fixing plate 15 is further provided with lightening holes 16.

In this embodiment, the lightening holes 16 are elongated holes, and the length direction of the lightening holes is arranged along the length direction of the fixing plate.

In this embodiment, the front side of the large end of the fixing plate 15 is provided with a connecting structure; the connecting structure is an insertion pin extending forwards on the end face of the large end of the fixing plate.

In this embodiment, the plurality of the insertion pins are horizontally spaced.

In this embodiment, the housing 1 includes a frame plate 18, a vertical mounting hole is formed in the frame plate, and the pressure collecting plate 2 is embedded in the mounting hole.

Therefore, the pressure acquisition plate is embedded into the mounting hole in the frame plate, and the pressure acquisition plate is simple in structure and convenient to mount.

In this embodiment, the upper surface of the pressure-collecting plate 2 is disposed coplanar with the upper surface of the frame plate 18.

Therefore, the pressure acquisition plate and the frame plate are better in integration and more attractive. And can better satisfy frivolous design requirement.

In this embodiment, the lower surface of the pressure-collecting plate 2 is disposed coplanar with the lower surface of the frame plate 18.

In this embodiment, the housing further includes an electromagnetic shield plate 19 disposed in a stacked manner below the frame plate.

Like this, be the range upon range of electromagnetic shield board that sets up in frame plate below, the interference of avoiding outside electromagnetic wave to array pressure sensor on the pressure acquisition board that can be better, accuracy and reliability in can improving sufficient pressure collection work.

In the embodiment, an antistatic film is laid on the upper surface of the electromagnetic shielding plate; (the antistatic film is not shown in the figure).

In this way, the anti-static film is present due to the existence of the electromagnetic shielding plate, so as to prevent the static electricity generated between the pressure acquisition plate and the shielding plate due to the relative displacement from influencing the circuit operation of the product.

In this embodiment, a scratch-resistant coating is provided on the upper surface of the electromagnetic shielding plate.

In this way, the integrity of the upper surface of the electromagnetic shield can be better protected.

In this embodiment, the lower surface of the electromagnetic shielding plate is attached with a scratch-resistant layer.

In this way, the scratch-proof layer 20 is attached to the lower surface of the electromagnetic shield plate 19, so that the electromagnetic shield plate can be protected when the entire device is pulled, and the electromagnetic shield plate can be prevented from being scratched.

In this embodiment, the scratch-proof layer includes scratch-proof plates attached to the lower surface of the electromagnetic shielding plate 19.

Like this, conveniently prevent scraping the setting on layer, make things convenient for the dismouting to change.

In this embodiment, the scratch prevention layer includes a scratch prevention coating layer coated on a lower surface of the electromagnetic shielding plate.

Thus, the structure is simpler and the manufacture is more convenient.

In this embodiment, the electromagnetic shielding plate includes a supporting plate layer, and aluminum film layers are respectively laid on the upper and lower sides of the supporting plate layer.

Like this, the structure of electromagnetic shield board is simpler to through the two-layer aluminium membrane that vertical interval set up, can make electromagnetic shield board's effect of doing better.

In this embodiment, the thickness of the aluminum film layer is 0.1 to 0.5 mm.

Like this, the design is more reasonable, and can be better satisfy frivolous design.

In this embodiment, the scratch-resistant layer is made of EVA.

Therefore, the protective layer is made of the EVA material, and the design is more reasonable.

In this embodiment, the mounting structure includes a vertical mounting hole on the frame plate, and the pressure collecting plate is embedded in the mounting hole.

Like this, can make things convenient for the installation of pressure acquisition board fixed more to can be better satisfy frivolous design.

In this embodiment, a protective layer 21 is further laid on the top of the carrier layer 4.

Therefore, the protective layer is arranged on the bearing layer, so that the bearing layer can be protected, and the bearing layer is prevented from being polluted.

In this embodiment, the protective layer 21 is a PVC skin.

Thus, the design is more reasonable.

In the present embodiment, the data output interface 5 is a wired data output interface or a wireless data output interface.

Therefore, when in use, the electric signal is more conveniently output.

Claims

1. The foot fixing structure of the pressure acquisition device is characterized by comprising a fixing plate (15), wherein the fixing plate is integrally in an isosceles trapezoid structure, and the fixing plate can separate the upper surface of a bearing layer into two mutually independent bearing areas when being mounted on the bearing layer of the pressure acquisition device; two sides of the small end of the fixed plate are respectively provided with a limiting block (17) extending outwards, and the two limiting blocks are symmetrically arranged in the width direction of the fixed plate; and the side surface of the fixing plate in the length direction and the inner side surface of the limiting block are respectively and correspondingly attached to and limited by the inner side surface of the sole and the rear side of the heel.

2. The foot fixing structure of a pressure collecting device as claimed in claim 1, wherein the angle formed by the horizontal projections of the two side surfaces of the fixing plate in the length direction is acute.

3. The foot fixing structure of a pressure acquisition apparatus as claimed in claim 2, wherein the acute angle is 0 to 60 degrees.

4. The foot fixing structure of a pressure acquisition device as claimed in claim 1, wherein an included angle formed between a side surface of the fixing plate in the length direction and an inner side surface of the stopper is 70 to 100 degrees.

5. The foot fixing structure of a pressure collecting device as claimed in claim 1, wherein said fixing plate is along an elongated isosceles trapezoid structure.

6. A foot fixing structure of a pressure acquisition unit as claimed in claim 1, wherein a lightening hole (16) is further provided on the fixing plate (15).

7. The foot fixing structure of a pressure acquisition unit as claimed in claim 6, wherein the lightening holes (16) are elongated holes, and the length direction of the lightening holes is arranged along the length direction of the fixing plate.

8. The foot fixing structure of the pressure acquisition device as claimed in claim 1, wherein the front side of the large end of the fixing plate (15) is provided with a connecting structure; the connecting structure is an insertion pin extending forwards on the end face of the large end of the fixing plate.

9. The foot fixing structure of a pressure acquisition apparatus as claimed in claim 8, wherein the insertion pins are provided in plurality at a horizontal interval.