CN107806899A - A kind of carrying task labor intensity load measurement experimental system and method - Google Patents
A kind of carrying task labor intensity load measurement experimental system and method Download PDFInfo
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- CN107806899A CN107806899A CN201710935708.XA CN201710935708A CN107806899A CN 107806899 A CN107806899 A CN 107806899A CN 201710935708 A CN201710935708 A CN 201710935708A CN 107806899 A CN107806899 A CN 107806899A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of carrying task labor intensity load measurement experimental system and method, it is made up of two adjustable mounting tables, changeable weight tote box and carrying information collecting device, adjustable mounting table and changeable weight tote box are used to simulate the carrying task under various operating modes, carry information collecting device and carry the carrying frequency in task process for synchronous acquisition simulation and carry highly.By the device can under specific carrying task labor intensity calculate important elements such as：Height is carried, frequency is carried, carries the progress unified planning such as weight and collection, reduces experimental error, it is convenient to carry out experiment.By the transport distance of design, weight and handling time are carried, and according to the carrying frequency gathered, quantity of heat production of the human body within the unit interval is calculated, it is determined that the actual labor intensity load for carrying task.
Description
Technical field
The invention belongs to ergonomics technical field, and in particular to a kind of carrying task labor intensity load measurement experiment
System and method.
Background technology
Carry task activity and be concentrated mainly on the upper limbs and torso portion of human body, wherein transport distance, praise height and
Goods weight is all the key element for determining labor intensity load in carrying task, and these key elements are put together into consideration could be accurate
True determination and the work load of prediction carrying task, and suitable carrying plan is formulated according to these key elements, to ensure engineering
Safety and operating efficiency.Carrying task is very universal in China, although at present carrying operation can be carried out using mechanical automation,
But due to the diversity of task, complexity, and region financial resources and technical conditions limitation, carry task on significant proportion still
So by being accomplished manually.Under high intensity, high-frequency carrying task, if the repetition rate of task, carry weight, lounge every
That designs is unreasonable, often causes carrying task to exceed the physiology ability to bear of carrying personnel, health is caused to carrying personnel
Harm.
Many scholars and mechanism are all studied labor intensity.American scholar and Japanese labor grind proposition energy respectively
Metabolic rate to carry out physical labor intensity the division of grade, be broken generally into it is extremely light, light, in, again, it is very heavy, extremely weigh several grades.
The World Health Organization gives corresponding physical labor intensity according to the difference of sex and age and commented according to the standard of relative metabolic rate
The standard of level.During GB3869-83 (the physical labor intensity standard) that State Standard Bureau announces in nineteen eighty-three, proposition labor intensity
Index divides to physical labor intensity grade, and here index of work intensity is one and relative metabolic rate and working time
The related function of two factors of rate, so substantially and with relative metabolic rate being classified physical labor intensity.By to the country
The analysis and summary of outer these on physical labor intensity grade classification research, it is found that relative metabolic rate is most-often used one
Item index.Although the studies above all carries out labor intensity load measurement with relative metabolic rate, and labor intensity load is determined
Level, but task is carried for specific, task design personnel can only be had gained some understanding by tabling look-up to labor intensity grade, it is impossible to
Actual labor intensity load is determined, phase can not be formulated according to carrying weight, transport distance and praising the key elements such as height
The task scheduling answered.
Quantity of heat production of the human body within the unit interval, referred to as relative metabolic rate, its unit are that kilocalorie is per minute every square metre,
In specific carrying task, can according to weight of object, transport distance, carry height, handling time and carry frequency obtain compared with
For quantity of heat production of the accurate human body within the unit interval, so as to learn the labor intensity load of carrying task.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that provide a kind of carrying task
Labor intensity load measurement experimental system and method, the measure work that can simulate different carrying weight and different carrying tasks are strong
Load is spent, passes through the collection to carrying information, there is provided carry the calculation basis of labor intensity load.
The present invention uses following technical scheme：
A kind of carrying task labor intensity load measurement experimental system, including two adjustable mounting tables and be arranged on every
Carrying information collecting device on individual adjustable mounting table, carry information collecting device and be used to gather adjustable mounting table and set
Put the information of the changeable weight tote box on adjustable mounting table, adjustable mounting table be tower structure, including upper plane with
Lower plane, connected between upper plane and lower plane by telescopic important actor, be each provided with pressure sensor in upper plane, remove
Transporting information collecting device includes main receiver, auxiliary receiver, two pressure pedals and range finder, main receiver and auxiliary receiver
It is correspondingly arranged in the upper plane of two adjustable mounting tables, two pressure pedals are flexibly connected with corresponding lower plane respectively,
Range finder is used to connect two lower planes.
Further, each upper plane is provided with four upper plane important actors, and four lower planes are provided with each lower plane
Important actor, upper planar table column sleeve are arranged at intervals with lower plane important actor on each on plane important actor and lower plane important actor
Some height adjusting holes, upper plane important actor carries out height regulation by the steady pin being arranged in height adjusting holes, in lower plane
Reference cell is provided with the edge respective heights adjustment hole of important actor, the bottom of four lower plane important actors is provided with improved mat.
Further, four baffle plates are provided with each lower plane, four baffle plates, which join end to end, surrounds one, and inside is used
In placement changeable weight tote box and/or pressure pedal.
Further, the edge of lower plane is provided with fixing groove, and rotary shaft is provided with fixing groove, and lower plane passes through
Rotary shaft is connected with being provided with the pressure pedal of pressure sensor.
Further, expansion link is provided between pressure pedal and rotary shaft, is provided with expansion link for adjusting pressure
The hole clipping of power tread length.
Further, range finder is arranged on a lower plane, and piano wire, the stretching of piano wire are provided with range finder
End is provided with the hook for connecting another lower plane.
Further, laser ranging hole is provided with main receiver and auxiliary receiver, and is provided with installation groove, each
Rubber antiskid bar is provided with groove, is connected to by groove in corresponding upper plane.
Further, changeable weight tote box includes the casing of rectangle structure and some weight stacks, casing
Inside center is provided with threaded post, and weight stack is provided with the top of threaded post and matched somebody with somebody for compression through being arranged in threaded post
The rotation press button of weight piece, casing both sides are symmetrically arranged with handle.
A kind of experimental method of carrying task labor intensity load measurement experimental system, comprises the following steps：
S1, main receiver and auxiliary receiver be separately fixed in the upper plane of two adjustable mounting tables, determine two
The carrying height of upper plane, carrying height is drawn according to the difference in height of two upper planes；
The distance between two S2, adjustment adjustable mounting tables, use the piano wire in range finder and hook connection two
Two adjustable mounting tables, and measure spacing；
S3, pressure pedal deployed, the stopping place for determining to carry every time by expansion link；
The quantity for the weight stack that S4, adjustment weight are 1kg, tightens rotation press button, calculates and carry weight；
S5, respectively record carry height, transport distance and carry weight, and changeable weight tote box can adjust from one and put
Put platform and be carried to another adjustable mounting table, frequency is carried by main receiver and auxiliary receiver statistics.
Further, main receiver and auxiliary receiver are received the pressure in corresponding upper plane by Bluetooth signal and passed respectively
The pressure signal that pressure pedal transmits on sensor and lower plane, above applanation signal and lower plane pressure pedal pressing force signal
Time carrying state is designated as, record carries frequency, and the incoming interval time for carrying status signal every time is 2s.
Compared with prior art, the present invention at least has the advantages that：
A kind of experimental system of carrying task labor intensity load measurement of the present invention, including two adjustable mounting tables, can
Variable-weight tote box and carrying information collecting device, each adjustable mounting table is that framework is structure, upper plane and lower plane
Between be set with and connect by telescopic important actor, pressure sensor is each provided with upper plane, changeable weight tote box is set
In upper plane, main receiver and auxiliary receiver are correspondingly arranged in the upper plane of two adjustable mounting tables, and each pressure is stepped on
Plate is flexibly connected with corresponding lower plane respectively, and range finder is used to connect two lower planes.Adjustable mounting table and changeable weight
Tote box is used to simulate the carrying task under various operating modes, carries information collecting device and is used for synchronous acquisition simulation carrying task mistake
Carrying frequency and carrying height in journey.The important elements that labor intensity under specific carrying task can be calculated by the device
Such as：Height is carried, frequency is carried, carries the progress unified planning such as weight and collection, reduces experimental error, it is convenient to carry out experiment.
Further, it is set with and is connected by important actor between upper plane and lower plane, height adjusting holes is set on important actor, it is high
Degree regulation pitch of holes is 5cm, the convenient suitability for highly adjusting and ensuring height regulation, avoids height from adjusting too small cause repeatedly
Regulation, or height adjust the excessive authenticity for influenceing to test, and are provided with control at the edge respective heights adjustment hole of important actor
Groove, observed and positioned when being easy to height to adjust, height regulation is carried out using steady pin, simple to operate, bottom is provided with anti-
Skidding piece, prevent from producing displacement in handling process, play a part of anti-skidding support.
Further, joined end to end on lower plane and form an enclosing provided with four baffle plates, inside is used to place Weight variable
Tote box is measured, is easy to deposit.
Further, pressure pedal is flexibly connected by rotary shaft with lower plane, and between expansion link, expansion link are set
The stand firm position and mounting table the distance between set for adjusting experiment, to ensure experimental precision and the repetition tested every time
The uniformity of experiment.
Further, connected between two lower planes by range finder and carry out distance test, with two mounting tables of measure it
Between transport distance, and each carrying task can be observed by range finder and terminates whether rear mounting table has apart from upper skew, with
Ensure experimental precision.
Further, the balancing weight in changeable weight tote box is arranged in casing by threaded post, can be according to actual need
It is added, is provided for compressing the rotation press button of weight stack at the top of threaded post, ensures safety, rotates press button to backspin
Turn compressible weight stack, prevent that weight stack loosening generation vibration effect experiment is carried out in experiment, and ensure experiment safety.
The invention also discloses carry task labor intensity load measurement experimental method, by two adjustable mounting tables,
Changeable weight tote box and a set of information collecting device, experimenter can be according to specifically needing in different experimental rings
The different actual carrying task of border, simulation, is more nearly emulation mode and is actually needed, more accurately test out subject people
The labor intensity load of member, so as to provide guidance for the task design of reality, make carrying task design in the physiology of operating personnel
Within tolerance range, to reduce the labor intensity load of operating personnel, the physical fatigue of operating personnel is reduced, improves operation work
Effect, support personnel's safety.
Further, main receiver and auxiliary receiver are received respectively by Bluetooth signal respectively presses in corresponding upper plane
The pressure signal that pressure pedal transmits on force snesor and lower plane, each receiver only receive to believe with the pressure sensing of its homonymy
Number, ensure that the unilateral of receiver carries frequency statistics by this way, prevent to carry the repetition statistics of frequency.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Fig. 1 is the structural representation of experimental system of the present invention；
Fig. 2 is the working state schematic representation of experimental system of the present invention；
Fig. 3 is that mounting table schematic diagram is can adjust in experimental provision of the present invention；
Fig. 4 is carrying each component diagram of information collecting device in experimental provision of the present invention, wherein, (a) is casing main view
Figure, (b) is casing stereogram；
Fig. 5 is the schematic diagram of changeable weight tote box in experimental provision of the present invention, wherein, (a) is receiver schematic diagram,
(b) it is range finder connection diagram, (c) is pressure pedal connection diagram.
Wherein：1. main receiver；2. auxiliary receiver；Plane on 3.；Plane important actor on 4.；5. steady pin；6. highly adjust
Hole；7. reference cell；8. lower plane important actor；9. casing；10. weight stack；11. rotate press button；12. threaded post；13. range finder；14.
Improved mat；15. lower plane；16. fixing groove；17. expansion link；18. pressure pedal；19. baffle plate；20. handle；21. circular hole；
22. rubber antiskid bar；23. laser ranging hole；24. piano wire；25. hook；26. pressure sensor；27. hole clipping；28. rotation
Axle.
Embodiment
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", " top ", " bottom ", " interior ",
The orientation or position relationship of instructions such as " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this hair
It is bright and simplify description, rather than instruction or imply that signified device or element must have specific orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
It is adjustable using two the invention provides a kind of carrying task labor intensity load measurement experimental system and method
Mounting table, changeable weight tote box and carrying information collecting device.Adjustable mounting table and changeable weight tote box are used for mould
Intend the carrying task under various operating modes, carry the carrying frequency that information collecting device is used in synchronous acquisition simulation carrying task process
Rate and carrying height.By the device can under specific carrying task labor intensity calculate important elements such as：Carry height, remove
Transport frequency, carry the progress unified planning such as weight and collection, reduce experimental error, it is convenient to carry out experiment.Invention passes through designed
Transport distance, carry weight and handling time, and according to the carrying frequency gathered, calculate human body within the unit interval
Quantity of heat production, it is determined that the actual labor intensity load for carrying task.
Refer to Fig. 1 to Fig. 3, a kind of carrying task labor intensity load measurement experimental system of the present invention, including two can
Adjust mounting table, changeable weight tote box and carry information collecting device.
Adjustable mounting table includes upper plane 3 and lower plane 15 with pressure sensor, divides on four angles of upper plane 3
Upper plane important actor 4 with height adjusting holes 6 is not installed, four angles of lower plane 15 are respectively provided with height adjusting holes 6
Lower plane important actor 8, the spacing of each height adjusting holes 6 is 5cm, is provided with the edge respective heights adjustment hole 6 of lower plane important actor 8
Reference cell 7, observed when being easy to height to adjust, the height of mounting table is controlled using steady pin 5, and height is carried when needing to adjust
When, steady pin 5 is pulled up manually, upper plane 3 is raised and lowered, finds the position of adjustment hole 6 accurately according to reference cell 7, is inserted
Steady pin 5, which is fixed, carries height；Four angles of mounting table lower plane 15 are provided with improved mat 14, prevent from producing in handling process
Displacement, in addition, there is fixing groove 16 edge of lower plane 15, baffle plate 19 is installed on lower plane 15 and is used for placement force after the test
Pedal 18.
Information collecting device is carried to be installed on adjustable mounting table, wherein, main receiver 1 and auxiliary receiver 2 are corresponding to pacify
Sides loaded on two upper planes 3, main receiver 1 and auxiliary receiver 2 carry laser ranging hole 23, equal on each lower plane 15
One pressure pedal 18 is provided with by fixing axle, range finder 13 is installed on lower plane 15 using screw.
Preferably, changeable weight tote box can be accommodated in inside adjustable mounting table.
Referring to Fig. 4, changeable weight tote box includes rectangular a casing 9 and some weight stacks 10, Mei Gepei
Weight piece 10 is 1kg, and the center of casing 9 is welded with screwed threaded post 12, and the center of each weight stack 10 is provided with circular hole 21, multiple
Weight stack 10 passes through threaded post 12 via circular hole 21, and rotation press button 11 is arranged on the top of threaded post 12, and rotation press button 11 is downward
The compressible weight stack 10 of rotation driving threaded post 12, the fixation of weight stack 10 is realized, the quantity of weight stack 10 is according to the task of carrying
Design needs are added or reduced, and single casing 9 can at most place 25 weight stacks 10, and the both sides of casing 9 are symmetrically arranged with handle
Hand 20, the snatch center of gravity for ensuring to carry every time are unified.
Referring to Fig. 5, carrying information collecting device includes main receiver 1 and auxiliary receiver 2, pressure pedal 18 and ranging
Device 13.
Wherein, main receiver 1 and auxiliary receiver 2 are provided with installation groove, and rubber antiskid bar 22 is provided with groove, use
In being placed on mounting table in plane 3, main receiver 1 and auxiliary receiver 2 are also equipped with laser ranging hole 23, for measure ground and
The distance of plane 3 on mounting table, as shown in Figure 5 a；
Pressure sensor 26 is installed, pressure pedal 18 can be realized by the hole clipping 27 on expansion link 17 on pressure pedal 18
There is a rotary shaft 28 length adjustment, the end of expansion link 17, pressure pedal 18 can be completed by the rotary shaft 28 on expansion link 17 with
The cooperation of the edge fixing groove 16 of lower plane 15, as shown in Figure 5 c；
Range finder 13 is installed on the outside of mounting table lower plane 15, and two mounting tables are measured by hook 25 and piano wire 24
The distance between, the most long measurement distance of range finder 13 is 5000cm, as shown in Figure 5 b.
The invention also discloses a kind of assay method of carrying task labor intensity load measurement experimental system, reception is used
Device is recorded in real time to carrying height, carrying frequency and handling time, before experiment starts, by main receiver 1 and auxiliary receiver 2
It is separately fixed on two mounting tables in plane 3, determines plane 3 on two mounting tables and carry height, calculate on two mounting tables
The difference in height of plane 3, carrying height is drawn, unit is centimetre；The distance between two mounting tables of adjustment, using in range finder 13
Piano wire 24 and two mounting tables of connection of hook 25, and measure the two spacing；Pressure pedal 18 is deployed, passes through expansion link 17
It is determined that the stopping place carrying every time；According to experimental design, increase or decrease changeable weight and carry weight stack 10 in box body 9
Quantity, after weight stack 10 is adjusted, tighten rotation press button 11, it is ensured that weight stack 10 will not be produced in carrying and loosens or comes off,
Each weight stack 10 is 1kg, and artificial calculate carries weight.
After experiment starts, height, transport distance are carried according to designed experimental duties record and carry weight, subject will
Tote box is carried to another mounting table from a mounting table, and carrying task is carried to higher from relatively low mounting table as needed
Mounting table or use opposite order, carry frequency counted by main receiver 1 and auxiliary receiver 2.
In limiting time, carrying task is completed, according to designed transport distance, carries weight and handling time, with
And according to the carrying frequency recorded, quantity of heat production of the human body within the unit interval is calculated, it is determined that the work of actual carrying task is strong
Spend load.
Comprise the following steps：
S1, the position for fixing two receivers, determine two mounting table table tops and carry height, calculate two mounting table table tops
Difference in height, calculate carry height；
S2, two receivers are received by Bluetooth signal comes from applanation sensor and installation on adjustable mounting table
In the pressure signal that adjustable mounting table lower plane pressure pedal transmits, each receiver only receives the letter that homonymy mounting table transmits
Number, and receive above applanation sensor signal and pressure pedal signal afterwards and be designated as carrying state 1 time, and remembered according to which
Record and carry frequency, the incoming interval time between two signals is 2s；
S3, range finder measure the distance between two mounting tables, and range information is sent to receiver, it is determined that carry away from
From；
S4, the quantity for increasing or decreasing weight stack in changeable weight tote box, each weight stack weight 1kg, manual record are removed
Transport weight.
S5, the carrying height according to being recorded, carrying frequency, transport distance and carrying weight, calculate human body in unit
Interior quantity of heat production, the labor intensity load of carrying task is characterized with this.
The technological thought of above content only to illustrate the invention, it is impossible to protection scope of the present invention is limited with this, it is every to press
According to technological thought proposed by the present invention, any change done on the basis of technical scheme, claims of the present invention is each fallen within
Protection domain within.
Claims (10)
- A kind of 1. carrying task labor intensity load measurement experimental system, it is characterised in that including two adjustable mounting tables with And the carrying information collecting device on each adjustable mounting table is arranged on, carry information collecting device and be used to gather adjustable put Put platform and be arranged on the information of changeable weight tote box on adjustable mounting table, can adjust mounting table is tower structure, bag Plane (3) and lower plane (15) are included, is connected between upper plane (3) and lower plane (15) by telescopic important actor, it is each flat Pressure sensor is provided with face (3), carrying information collecting device includes main receiver (1), auxiliary receiver (2), two pressures Power pedal (18) and range finder (13), main receiver (1) and auxiliary receiver (2) are correspondingly arranged at two adjustable mounting tables On upper plane (3), two pressure pedals (18) are flexibly connected with corresponding lower plane (15) respectively, and range finder (13) is used to connect Two lower planes (15).
- 2. a kind of carrying task labor intensity load measurement experimental system according to claim 1, it is characterised in that each Upper plane (3) is provided with four upper plane important actors (4), and four lower plane important actors (8) are provided with each lower plane (15), upper flat Face important actor (4) is sleeved in lower plane important actor (8), is arranged at intervals on plane important actor (4) and lower plane important actor (8) on each There are some height adjusting holes (6), upper plane important actor (4) carries out height by the steady pin (5) being arranged in height adjusting holes (6) Regulation, reference cell (7), four lower plane important actors (8) are provided with edge respective heights adjustment hole (6) place of lower plane important actor (8) Bottom be provided with improved mat (14).
- A kind of 3. carrying task labor intensity load measurement experimental system according to claim 1 or 2, it is characterised in that Four baffle plates (19) are provided with each lower plane (15), four baffle plates, which join end to end, surrounds one, and inside can for placement Variable-weight tote box and/or pressure pedal (18).
- 4. a kind of carrying task labor intensity load measurement experimental system according to claim 1, it is characterised in that lower flat The edge in face (15) is provided with fixing groove (16), and rotary shaft (28) is provided with fixing groove, and lower plane (15) passes through rotation Axle (28) is connected with being provided with the pressure pedal (18) of pressure sensor (26).
- 5. a kind of carrying task labor intensity load measurement experimental system according to claim 4, it is characterised in that pressing Expansion link (17) is provided between power pedal (18) and rotary shaft (28), is provided with expansion link (17) for adjusting pressure pedal The hole clipping (27) of length.
- A kind of 6. carrying task labor intensity load measurement experimental system according to claim 1, it is characterised in that ranging Device (13) is arranged on a lower plane (15), and piano wire (24), the stretching of piano wire (24) are provided with range finder (13) End is provided with the hook (25) for connecting another lower plane (15).
- 7. a kind of carrying task labor intensity load measurement experimental system according to claim 1, it is characterised in that master connects Receive and be provided with laser ranging hole (23) on device (1) and auxiliary receiver (2), and be provided with installation groove, be all provided with each groove Rubber antiskid bar (22) is equipped with, is connected to by groove in corresponding upper plane (3).
- 8. a kind of carrying task labor intensity load measurement experimental system according to claim 1, it is characterised in that variable Weight tote box includes the casing (9) and some weight stacks (10) of a rectangle structure, and the inside center of casing (9) is set There is threaded post (12), weight stack (10) is provided with for pressing through being arranged in threaded post (12) on the top of threaded post (12) The rotation press button (11) of tight weight stack, casing (9) both sides are symmetrically arranged with handle (20).
- 9. the experimental method of task labor intensity load measurement experimental system is carried according to any one of claim 1 to 8, It is characterised in that it includes following steps：S1, main receiver (1) and auxiliary receiver (2) be separately fixed in the upper plane (3) of two adjustable mounting tables, determined The carrying height of two upper planes (3), carrying height is drawn according to the difference in height of two upper planes (3)；The distance between two S2, adjustment adjustable mounting tables, use the piano wire (24) in range finder (13) and hook (25) Two two adjustable mounting tables are connected, and measure spacing；S3, pressure pedal (18) deployed, the stopping place carrying every time is determined by expansion link (17)；The quantity for the weight stack (10) that S4, adjustment weight are 1kg, tightens rotation press button (11), calculates and carry weight；S5, respectively record carry height, transport distance and carry weight, by changeable weight tote box from an adjustable mounting table Another adjustable mounting table is carried to, frequency is carried by main receiver (1) and auxiliary receiver (2) statistics.
- 10. a kind of carrying task labor intensity load measurement experimental method according to claim 9, it is characterised in that main Receiver (1) and auxiliary receiver (2) receive in corresponding upper plane (3) pressure sensor and lower flat respectively by Bluetooth signal The pressure signal that pressure pedal (18) transmits on face (15), above applanation signal and lower plane pressure pedal pressing force signal note For (1) secondary carrying state, record carries frequency, and the incoming interval time for carrying status signal every time is 2s.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358383A (en) * | 2021-05-08 | 2021-09-07 | 中国标准化研究院 | Air conditioner outdoor unit ergonomics experiment system and ergonomics test method |
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| CN113358383A (en) * | 2021-05-08 | 2021-09-07 | 中国标准化研究院 | Air conditioner outdoor unit ergonomics experiment system and ergonomics test method |
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