CN108851480A - Inflate knapsack - Google Patents

Abstract

A kind of inflation knapsack includes：Body is carried on the back, there is bag body, to form the knapsack with accommodating space, wherein the back body includes：The both ends of second gas chamber, the second gas chamber extend outward Waistband structure respectively；First gas chamber has a gas pump, and the both ends of the first plenum space extend outward band structure respectively；Air duct, between the first gas chamber and the second gas chamber；Switch element；And control module, it is electrically connected with switch element and gas pump；Wherein, through switch element is opened, enable signal is transmitted to control module, control module is according to enable signal enable gas pump, it is inflated gas by the first gas chamber to band structure through gas pump, and gas enters the second gas chamber by air duct, is inflated with the Waistband structure.

Description

Inflate knapsack

【Technical field】

This case is about a kind of inflation knapsack, espespecially a kind of inflation knapsack being inflated with gas pump.

【Background technique】

Information age now since Information technology is constantly progressive update, all very heavy child of the lessons of child, and is wanted Under the premise for promoting the competitiveness of self, the thing necessarily learned is very more, and the teaching material of being carried is also opposite in school bag It should increase.

In general, the school bag sold on the market at present is most of all with foam or other fillings in double-shoulder belt and waistband The design of object, there is no the designs of air pressure, if if filled in school bag it is more or compared with heavy articles, be easy to cause user's shoulder or Back injuries, once knapsack is used for a long time, it would be possible to enable user cause permanent damage, therefore, how allow knapsack more comfortable Using being current very important project.

In view of this, how to develop a kind of inflation knapsack that can have both safety and comfort, actually at present there is an urgent need to It solves the problems, such as.

【Summary of the invention】

The main purpose of this case is to provide a kind of inflation knapsack, is easy with solving double-shoulder belt and waistband in known technology It causes to be injured uncomfortable problem.

In order to achieve the above object, a broader implementation pattern of this case is a kind of inflation knapsack, include：One back body, has one Bag body, to form a knapsack with accommodating space, wherein the back body includes：One second gas chamber, the both ends of second gas chamber A Waistband structure is extended outward respectively, is connected with second gas chamber；One first gas chamber has a gas pump, first gas The both ends in room space extend outward a band structure respectively, the band structure extend to the both ends of second gas chamber and with this One gas chamber is connected；One air duct, between first gas chamber and second gas chamber, and with first gas chamber and this second Gas chamber is interconnected；One switch element；And a control module, it is electrically connected with the switch element and the gas pump；

Wherein, through the switch element is opened, an enable signal is transmitted to the control module, the control module is according to the cause The energy signal enable gas pump, is inflated gas by first gas chamber to the band structure through the gas pump, and gas Body enters second gas chamber by the air duct, to be inflated to the Waistband structure.

【Detailed description of the invention】

Fig. 1 is the stereo appearance figure of the inflation knapsack of this case preferred embodiment.

Fig. 2A is the structural schematic diagram of the inflation knapsack of this case first embodiment.

Fig. 2 B is the structural schematic diagram of the inflation knapsack of this case second embodiment.

Fig. 3 is the first gas chamber and the second gas chamber air inlet schematic diagram of the inflation knapsack of this case preferred embodiment.

Fig. 4 is the configuration diagram that knapsack is inflated shown in Fig. 2A and Fig. 2 B.

Fig. 5 A is the positive decomposition texture schematic diagram of the gas pump for this case first embodiment.

Fig. 5 B is the back side decomposition texture schematic diagram for the gas pump of this case first embodiment.

Fig. 6 A is for the positive structure schematic of the piezoelectric actuator of this case first embodiment.

Fig. 6 B is for the structure schematic diagram of the piezoelectric actuator of this case first embodiment.

Fig. 6 C is for the schematic diagram of the section structure of the piezoelectric actuator of this case first embodiment.

Fig. 7 is the schematic diagram of the section structure of gas pump shown in Fig. 5 A and 5B.

Fig. 8 A to 8D is the flowage structure figure of gas pump actuation shown in Fig. 5 A and 5B.

Fig. 9 is the three-dimensional appearance schematic diagram for the gas pump of this case second embodiment.

Figure 10 A is to regard to obtain associated components decomposition diagram for the positive direction of this case second embodiment.

Figure 10 B is to regard to obtain associated components decomposition diagram for the back side direction of this case second embodiment.

Figure 11 A to 11C is the implementation illustrative view for gas pump of the present invention.

【Specific embodiment】

The some exemplary embodiments for embodying this case features and advantages will describe in detail in the explanation of back segment.It should be understood that This case can have various variations in different aspects, all not depart from the range of this case, and explanation therein and diagram It is inherently illustrated as being used, and nand architecture is in limitation this case.

Fig. 1, Fig. 2A and Fig. 2 B are please referred to, Fig. 1 is the stereo appearance figure of the inflation knapsack of this case preferred embodiment, Tu2AWei The structural schematic diagram of the inflation knapsack of this case first embodiment, Fig. 2 B are the structural representation of the inflation knapsack of this case second embodiment Figure.As shown in Figure 1, the inflation knapsack 1 of embodiment of this case includes that back body 3 and bag body 2 combine, there is accommodating space to be formed Knapsack.For another example shown in Fig. 2A and 2B figure, the back body 3 of the present embodiment further includes the second gas chamber 6, and the both ends difference of the second gas chamber 6 A Waistband structure 61 is extended outward, is connected with second gas chamber 6；First gas chamber 5 has gas pump 4A, 4B, the first gas chamber 5 both ends extend outward a band structure 51 respectively, band structure 51 extend to the both ends of the second gas chamber 6 and with the first gas chamber 5 are connected；Air duct 8 interconnects between the first gas chamber 5 and the second gas chamber 6, and with the first gas chamber 5 and 6 phase of the second gas chamber Logical, gas is mutually transmitted by air duct 8；Switch element 7 is set on the outer surface of bag body 11, and is depressible Construction of switch, but be also not limited, it can appoint according to actual demand and apply variation；Control module 9, with switch element 7 and gas pump 4A, 4B is electrically connected, when user is through unlatching switch element 7, one enable signal of transmission to control module 9, according to control module 9 Enable signal enable gas pump 4A, 4B, make gas through gas pump 4A, 4B by the first gas chamber 5 to band structure 51 into Row inflation, and gas enters the second gas chamber 6 by air duct 8, to be inflated to Waistband structure 61.

Fig. 2A, Fig. 2 B and Fig. 3 are please referred to, Fig. 3 is the first gas chamber and the second gas of the inflation knapsack of this case preferred embodiment Room air inlet schematic diagram.As shown in Figure 2 A and 2 B, the band structure 51 of the inflation knapsack 1 of the present embodiment and Waistband structure 61 divide Not by two bar-shape structures and two bar-shape structures are can be banded structure that soft or rigid material is constituted, such as It can be silica gel material, plastic cement material, ribbon material, towel material, leather goods material, metal material or other exercisable correlations Material is not limited thereto.Wherein band structure 51 is extended outwardly respectively by 5 both ends of the first gas chamber, other end setting second The both ends of gas chamber 6 are simultaneously connected with the first gas chamber 5, and so that user's shoulder carries on the back knapsack, and Waistband structure 61 is by 6 both ends of the second gas chamber Extend outwardly respectively, so that Waistband structure 61 pastes the waist of user, and buckle structure 62 is installed at the both ends of Waistband structure 61, is used Mutually to fasten at the both ends of Waistband structure 61, so that the waist of the fixed user of Waistband structure 61.Referring to Fig. 3, in this implementation In example, when the actuation of gas pump 4A, 4B, gas enters the first gas chamber 5 through gas pump 4A, 4B, and makes band structure 51 by gas Body occupied state and gas make Waistband structure 61 be filled with a gas state via the second gas chamber 6 of entrance of air duct 8.When After first band structure 51 and Waistband structure 61 store up full gas, there is preferable pliability, be covered on back or the waist of user When, there is preferable comfort, wherein band structure 51 and Waistband structure 61 are respectively provided with cap bore 10, are provided with releasing band structure 51 and Waistband structure 61 gas, user's pliability according to required for itself and comfort adjustment band structure 51 and waist The gas of band structure 61.

Referring to Fig. 4, Fig. 4 is the configuration diagram for inflating knapsack shown in Fig. 2A and Fig. 2 B.As shown, the present embodiment Inflation knapsack 1 further include control module 9, control module 9 is to be set to the bottom (not shown) of bag body 2 and be connected in switch member Part 7, but not limited to this.In this present embodiment, control module 9 be electrically connected with gas pump 4A, 4B and switch element 7, and Control module 9 further includes a battery 91, is set to inside control module 9, and but not limited to this, and battery 8 is provided for electricity Source is to control module 9.Wherein, through switch element 7 is opened, cause switch element 7 transmit an enable signal to control module 9, then control module 9 makes gas pump 4A, 4B introduce gas into the first gas chamber 5 according to enable signal enable gas pump 4A, 4B In, and so that band structure 51 is filled with a gas state and gas and enter the second gas chamber 6 via air duct 8, and make belt knot Structure 61 is filled with a gas state, in order to realization softness and has both comfort.

Please continue to refer to Fig. 4, in this present embodiment, a forbidden energy signal is transmitted to control module through element 7 is turned off the switch 9, then, control module 9 receive the forbidden energy signal, and according to the forbidden energy signal control gas pump 4A, 4B stop operating, whereby with Avoid gas pump 4A, 4B continued operation and lead to consume or reduced lifetime, and user's pliability according to required for itself and Comfort adjusts the gas of band structure 51 and Waistband structure 61, to reach optimum efficiency.

Fig. 5 A, 5B are please referred to, Fig. 5 A is the positive decomposition texture schematic diagram of the gas pump for this case first embodiment, Fig. 5 B It is the back side decomposition texture schematic diagram for the gas pump of this case first embodiment.In this present embodiment, gas pump 4A is for a pressure Electric actuation gas pump, it is dynamic to drive gas flow.As shown, the gas pump 4A of this case includes resonance plate 40, piezoelectric actuator 41, the elements such as cover board 45.Resonance plate 40 corresponds to the setting of piezoelectric actuator 41, and has a hollow bore 401, is set to altogether Shake 40 central area of piece, and but not limited to this.Piezoelectric actuator 41 has suspension board 411,412 outline border of outline border and piezoelectric element 413, wherein suspension board 411 is can be but not be limited to a square suspension board, and suspension board 411 is with central part 411c and outside Circumference 411d, when piezoelectric element 413 is driven by voltage, suspension board 411 can be bent by central part 411c to peripheral part 411d to shake Dynamic, outline border 412 is the circular outside for being set to suspension board 411, and has an an at least bracket 421a and conductive connecting pin 421b, but It is not limited, each bracket 421a is to be set between suspension board 411 and outline border 412, and the both ends of each bracket 421a are Suspension board 411 and outline border 412 are connected, to provide resilient support, conductive connecting pin 421b is that convex is set on outline border 412, to It is used for electrical connection, piezoelectric element 413 is the second surface 411b for being attached at suspension board 411, and piezoelectric element 413 has one side Long, which is less than or equal to the side length of suspension board 411, deformation is generated to receive applied voltage, to drive suspension board 411 bending vibrations.Cover board 45 has side wall 451, bottom plate 452 and opening portion 453, and side wall 451 is to surround 452 periphery of bottom plate and convex Accommodating space 45a is collectively formed on bottom plate 452, and with bottom plate 452, with for resonance plate 40 and the setting of piezoelectric actuator 41 In wherein, opening portion 453 is set on side wall 451, passes outwards through opening portion with for the conductive connecting pin 421b of outline border 412 453 and protrude from except cover board 45, in order to connect with external power supply, but not limited to this.

In this present embodiment, the gas pump 4A of this case further includes two insulating trips 42,43 and a conductive sheet 44, but not with this It is limited, wherein two insulating trips 42,43 are to be respectively arranged at about 44 conductive sheet, and shape is to correspond roughly to piezoelectric actuator 41 outline border 412, and be made of the material that can be insulated, such as：Plastic cement is used with carrying out insulation, but is all not limited, Conductive sheet 44 be then as made by conductive material, such as：Metal, conduct being used, and its shape is also to be generally corresponding to In the outline border 412 of piezoelectric actuator 41, but all it is not limited.Again in this present embodiment, it also settable one is led on conductive sheet 44 Electric pin 421b, conduct being used, conductive connecting pin 421b is also as the conductive connecting pin 421b of outline border 412 passes outwards through cover board 45 opening portion 453 and protrude from except cover board 45, in order to be electrically connected with control module 9.

Please refer to Fig. 6 A, 6B, 6C, Fig. 6 A be for the positive structure schematic of the piezoelectric actuator of this case preferred embodiment, Fig. 6 B is for the structure schematic diagram of the piezoelectric actuator of this case preferred embodiment, and Fig. 6 C is the pressure for this case preferred embodiment The schematic diagram of the section structure of electric actuator.As shown, in this present embodiment, the suspension board 411 of this case is the knot for cascaded surface Structure, i.e., it is and convex in having more a protrusion 411e on the central part 411c of 411 first surface 411a first surface 421a ' of suspension board Portion 411e is a circular protrusions structure, but is not limited thereto, and in some embodiments, suspension board 411 also can be two-sided smooth Plate square.Again as seen in figure 7 c, the protrusion 411e of suspension board 411 is coplanar with the first surface 421c of outline border 412, And the first surface 421a ' of the first surface 411a and bracket 421a of suspension board 411 is also to be coplanar, in addition, suspension board 411 The first surface 421c of protrusion 411e and outline border 412 and the first surface 411a of suspension board 411 and the first surface of bracket 421a It is that there is a certain depth between 421a '.As for the second surface 411b of suspension board 411, then as shown in Fig. 7 B and Fig. 7 C, with The second surface 1232a " of the second surface 2132d and bracket 421a of outline border 412 are smooth coplanar structure, and piezoelectric element 413 are attached at the second surface 411b of this smooth suspension board 411.In other embodiments, the kenel of suspension board 411 Also it can be a two-sided smooth plate square structure, be not limited thereto, can appoint according to situation is actually applied and apply variation.In In some embodiments, suspension board 411, outline border 412 and bracket 421a are can be integrally formed structures, and can be by a metal plate institute It constitutes, such as can be made of stainless steel material, but not limited to this.Again in this present embodiment, 4A is in suspension for this case gas pump An at least gap 414 is had more between plate 411, outline border 412 and bracket 421a, to for gas to pass through.

Referring to Fig. 7, Fig. 7 is the schematic diagram of the section structure of gas pump shown in Fig. 5 A and 5B.As shown, the gas of this case Body pump 4A is sequentially by cover board 45, insulating trip 43, conductive sheet 44, insulating trip 42, piezoelectric actuator 41, resonance plate 40 and to wait elements It from top to bottom stacks, and the four of piezoelectric actuator 41 after combination stacked, insulating trip 42, conductive sheet 44, another insulating trip 41 Give gluing week and form colloid 47, and then fills up the periphery of the accommodating space 45a of cover board 45 and complete to seal.After being completed Gas pump 4A is the structure for quadrangle, but is not limited thereto, and shape can appoint according to actual demand applies variation.In addition, in In the present embodiment, the conductive connecting pin 421b of the only conductive connecting pin 421b (not shown) of conductive sheet 44 and piezoelectric actuator 41 is (such as Shown in Fig. 6 A) protrusion be set to outside cover board 45, in order to be connect with external power supply, but be also not limited.Gas after assembling Pump 4A then forms first chamber 46b between cover board 45 and resonance plate 40.

In this present embodiment, there is gap g0 between the resonance plate 40 and piezoelectric actuator 41 of the gas pump 4A of this case, and It is filling conductive material in the g0 of gap, such as：Conducting resinl, but be not limited thereto, resonance plate 40 and piezoelectricity can whereby caused The depth of a gap g0 is kept between the protrusion 411e of the suspension board 411 of dynamic device 41, and then air-flow can be guided and more quickly flowed It is dynamic, and the protrusion 411e because of suspension board 411 and resonance plate 40 keep suitable distance to make the interference reduction that is in contact with each other, and noise is promoted to drop It is low, it, also can be by the height for the outline border 412 for increasing piezoelectric actuator 41, so that itself and resonance plate 40 in other embodiments Increase by a gap when assembling, but is also not limited.Whereby, when piezoelectric actuator 41 is driven to carry out gas collection operation, gas Body is first to be collected to confluence chamber 46a by the opening portion 453 of cover board 45, and further via the hollow bore 401 of resonance plate 40 It is temporary to flow to first chamber 46b, when piezoelectric actuator 41 is driven so that operation is exhausted, gas is first by first chamber 46b flow to confluence chamber 46a by the hollow bore 401 of resonance plate 40.

The actuation process of this case gas pump 4A, 4B further explained below, please refer to Fig. 8 A~8D, Fig. 8 A~8D is For the actuation process schematic of the gas pump of this case preferred embodiment.Firstly, as shown in Figure 8 A, the structure of gas pump 4A is as preceding It states, sequentially to be stacked by cover board 45, another insulating trip 43, conductive sheet 44,42 piezoelectric actuator 41 of insulating trip and resonance plate 40 Assembling positions, and is with gap g0, and the side of resonance plate 40 and cover board 45 between resonance plate 40 and piezoelectric actuator 41 451 common definition of wall goes out confluence chamber 46a, then has first chamber 46b between resonance plate 40 and piezoelectric actuator 41.When When gas pump 4A is not yet driven by voltage, the position of each element, that is, as shown in Figure 8 A.

Then as shown in Figure 8 B, when the piezoelectric actuator 41 of gas pump 4A is vibrated upwards by voltage actuation, gas meeting Entered in gas pump 4A by the opening portion 453 of cover board 45, and be pooled to confluence chamber 46a, then again via on resonance plate 40 Hollow bore 401 is flowed upwardly into first chamber 46b, while resonance plate 40 is total by the suspension board 411 of piezoelectric actuator 41 Vibration influence also can with carry out reciprocating vibration, i.e., resonance plate 40 with upward deformation, i.e., resonance plate 40 is at hollow bore 401 Upward dimpling.

Thereafter, then as shown in 8C figure, piezoelectric actuator 41 is to vibrate back initial position downwards at this time, piezoelectric actuated at this time The 411 upper convex portion 411e of suspension board of device 41, and close to resonance plate 40 at hollow bore 401 upward dimpling part, and then promote Making in gas pump 4A gas, up half storey first chamber 46b is temporary.

For another example shown in 8D figure, piezoelectric actuator 41 vibrates still further below, and resonance plate 40 by piezoelectric actuator 41 due to being shaken Dynamic resonant interaction, resonance plate 40 also can with downward vibration, by this resonance plate 40 downward deformation compress first chamber 46b Volume, and then the gas in upper half storey first chamber 46b is promoted to push the sky that piezoelectric actuator 41 is flowed and passed through to two sides Gap 414 passes through circulation downwards, compresses discharge to flow at the hollow bore 401 of resonance plate 40.Thus state sample implementation is as it can be seen that work as When resonance plate 40 carries out vertical reciprocating vibration, being can be by the gap g0 between resonance plate 40 and piezoelectric actuator 41 to increase The maximum distance of its vertical displacement, in other words, the gap g0 of the setting between oscillating plate 12 and piezoelectric actuator 41 can make altogether Vibration piece 40 can produce upper and lower displacement by a larger margin when resonance.

Finally, resonance plate 40 can be repositioned to initial position, i.e., as shown in Figure 8 A, and then actuation process above-mentioned is penetrated, by The sequence of Fig. 8 A~8D is continuously circulated, and gas can constantly flow into confluence chamber 46a via the opening portion 453 of cover board 45, then First chamber 46b is flowed into, and is then flowed into confluence chamber 46a by first chamber 46b, and then transmission gas can be stablized.It changes Yan Zhi, when the gas pump 4A of this case running, gas is the opening portion 453 of the cover board 45 sequentially flowed through, confluence chamber 46a, the One chamber 46b, confluence chamber 46a and pump connecting hole 130, therefore the gas pump 4A of this case can pass through single element, i.e. cover board 45, and It is designed using the structure of the opening portion 453 of cover board 45, the number of elements for reducing gas pump 4A can be reached, simplify overall process Effect.

In second embodiment, please refer to shown in Fig. 9, Figure 10 A and Figure 10 B, the gas pump 4B of this case includes pedestal 400, piezoelectric actuator 410, two insulating trips 420,440, conductive sheet 430 and gas collection plate 450.Wherein pedestal 400 includes air inlet Plate 401a and resonance plate 402b, but not limited to this.Piezoelectric actuator 410 corresponds to resonance plate 402b and is arranged, and makes air inlet Plate 401a, resonance plate 402b, piezoelectric actuator 410, insulating trip 420, conductive sheet 430, another insulating trip 440, gas collection plate 450 etc. Setting is sequentially stacked, and piezoelectric actuator 410 is by a suspension board 4101, an outline border 4102, at least a bracket 4103 and a pressure Electric device 4104 assembles jointly.

Inlet plate 401a has second surface 401a ', first surface 401b ' and an at least air inlet 4010, in this implementation In example, the quantity of air inlet 4010 be 4, but not limited to this, through the second surface 401a ' of inlet plate 401a and the One surface 401b ' mainly complies with the effect of atmospheric pressure from outside device to supplied gas and flows into from an at least air inlet 4010 In gas pump 4B.And again as shown in Figure 2 B, by the first surface 401b ' of inlet plate 401a as it can be seen that thereon at least one confluence Round 4012 is correspondingly arranged at least air inlet 4010 with inlet plate 401a second surface 401a '.In confluence round There is central recess 4011, and central recess 4011 is connected with confluence round 4012 at 4012 center exchange, can incite somebody to action whereby The gas for entering confluence round 4012 from an at least air inlet 4010, which is guided, to be concentrated to central recess 4011 to confluence and transmits.It is With in this present embodiment, inlet plate 401a has integrally formed air inlet 4010, confluence round 4012 and central recess 4011, And the confluence chamber of a confluence gas is correspondingly formed at central recess 4011, it is temporary with supplied gas.In some embodiments, The material of inlet plate 401a can be but unlimited to be made of a stainless steel material.In other embodiments, by central recess The depth of the confluence chamber constituted at 4011 is identical as the confluence depth of round 4012.Resonance plate 402b is by a flexible materials Constituted, but not limited to this, and on resonance plate 402b have a hollow bore 4021, corresponding to inlet plate 401a first The central recess 4011 of surface 401b ' and be arranged so that gas can by circulation, and resonance plate 402b correspond to central recess 4011 be a movable part 4022, and the part for being fixed in the inlet plate 401a of pedestal 400 is fixed part 4023.In other In embodiment, resonance plate 402b can be made of a copper material, and but not limited to this.

In addition, sequentially correspondence is set for insulating trip 141, conductive sheet 430 and another insulating trip 142 in minisize fluid control device 1 It is placed under piezoelectric actuator 410, and its form approximately corresponds to the form of the outline border of piezoelectric actuator 410.In some realities It applies in example, insulating trip 420,440 is made of the material that can be insulated, such as：Plastic cement, but not limited to this, to insulate Use；In other embodiments, conductive sheet 430 is made of conductive material, such as：Metal, but not limited to this, Conduct being used.And in this present embodiment, an also settable conductive connecting pin 4301 on conductive sheet 430, to carry out electricity Conducting is used.

The part that minisize fluid control device 1 excludes gas collection plate 450 is sequentially by an insulating trip 420, conductive sheet 430, another One insulating trip 440, piezoelectric actuator 410, resonance plate 402b and inlet plate 401a are stacked, and in resonance plate 402b and piezoelectricity There is a gap g0, in this present embodiment, in resonance plate 402b and the outline border 4102 of piezoelectric actuator 410 between actuator 410 A material is filled in gap g0 between periphery, such as：Conducting resinl, but not limited to this, so that resonance plate 402b and piezoelectricity cause The depth of gap g0 can be maintained between the protrusion 4101c of the suspension board 4101 of dynamic device 410, and then air-flow can be guided and more quickly flowed It is dynamic, and because the protrusion 4101c and resonance plate 402b of suspension board 4101 keep suitable distance to make the interference reduction that is in contact with each other, promote to make an uproar Sound generation can be lowered；In other embodiments, also can by the height for the outline border 4102 for increasing piezoelectric actuator 410, with Increase it by a gap when assembling with resonance plate 402b, but not limited to this.

On gas collection plate 450 there is recessed groove face 4501, a reference surface 4505, the gas collection chamber 4502 and one set to run through Hole 4503, concave set groove face 4501 with a depth, this depth is for an insulating trip 420, conductive sheet 430, another insulating trip 440, piezoelectric actuator 410, resonance plate 402b and inlet plate 401a sequentially stack accommodating and wherein reach a gas pump 4B, and recessed set 4501 bottom of groove face is recessed to set to form a gas collection chamber 4502, is connected to through through hole 4503 with reference surface 4505, such gas collection Chamber 4502 is carried on top by piezoelectric actuator 410 and closed, and the gas for causing minisize fluid control device 1 to transmit can be temporarily It accumulates in this gas collection chamber 4502 and is discharged by through hole 4503 in outside gas collection plate 450.In addition, gas collection plate 450 is in one side It is connected to equipped with a windowing 4504 and recessed sets groove face 4501, such insulating trip 420, conductive sheet 430, another insulating trip 440, piezoelectricity Actuator 410, resonance plate 402b and inlet plate 401a sequentially stack be placed in gas collection plate 450 recessed 4501 over-assemble of groove face of setting it is fixed Position and after closing gas collection chamber 4502, cause conductive sheet 430 conductive connecting pin 4301 and piezoelectric actuator 410 outline border 4102 to The conductive connecting pin 4105 of outer projection can all convexedly stretch in outside gas collection plate 450 through this windowing 4504, and connection is facilitated to be conducted It is used.

It please continue refering to fig. 1 shown in 1A to 11C, when an insulating trip 420 of minisize fluid control device 1, conductive sheet 430, another One insulating trip 440, piezoelectric actuator 410, resonance plate 402b and inlet plate 401a, which are sequentially stacked, to be placed in the recessed of gas collection plate 450 and sets 4501 over-assemble of groove face position and after closing gas collection chamber 4502, at the hollow bore 4021 of resonance plate 402b can with thereon The chamber of a confluence gas is collectively formed in inlet plate 401a, and more forms one between resonance plate 402b and piezoelectric actuator 410 Temporary chamber 460, is configured to temporarily store gas, and temporary chamber 460 through resonance plate 402b hollow bore 4021 and and inlet plate Chamber at the central recess 4011 of 401a first surface 401b ' is connected, and the two sides of temporary chamber 460 are then by piezoelectric actuated Gap 4106 between the bracket 4103 of device 410 and be connected with gas collection chamber 4502.

As shown in 11A figure, when gas pump 4B actuation, mainly activated by piezoelectric actuator 410 by voltage is applied, with Bracket 4103 is fulcrum, carries out the reciprocating vibration of vertical direction.When piezoelectric actuator 410 is activated downward vibration by voltage is applied It is so that when piezoelectric actuator 410 vibrates, resonance plate 402b also can since resonance plate 402b is light, thin laminated structure when dynamic With resonance and carry out vertical reciprocating vibration, the portion of the corresponding central recess 4011 of the movable part 4022 of as resonance plate 402b Point also can with bending vibration deformation, as shown in 11B figure, gas by at least air inlet 4010 on inlet plate 401a into Enter, and through at least one confluence round 4012 of its first surface 401b ' to be pooled at the central recess 4011 in center, then passes through It is flowed downwardly by the central hole 404 being correspondingly arranged on resonance plate 402b with central recess 4011 into temporary chamber 460, at this time Resonance plate 402b correspond to central recess 4011 movable part 4022 can because fluid bring into and push and piezoelectric actuator 410 shake Dynamic drive, and as piezoelectric actuator 410 is bent downwardly vibration deformation, the movable part 4022 of resonance plate 402b also with it is downward Vibration attaches on the protrusion 4101c for the suspension board 4101 for contacting at piezoelectric actuator 410, makes the protrusion 4101c of suspension board 4101 The spacing of confluence chamber between the fixed part 4023 in region and the two sides resonance plate 402b in addition will not become smaller, and total by this The deformation of vibration piece 402b to compress the volume of temporary chamber 460, and is closed temporary 460 middle flow space of chamber, is promoted in it Gas push to two sides flow, and then by piezoelectric actuator 410 bracket 4103 between gap 4106 and pass through downwards Flow to gas collection chamber 4502；It is multiple that piezoelectric actuator 410 is activated by voltage is applied to vibrate upwards as shown in 11C figure, and The movable part 4022 of resonance plate 402b is also pushed and is bent upwards vibration deformation, and so same squeeze keeps in chamber 460 Volume, only at this time since piezoelectric actuator 410 is lifted upwards, so that the gas in temporary chamber 460 can be flowed towards two sides, Gas constantly enters from at least air inlet 4010 on inlet plate 401a simultaneously, then flows into central recess 4011 and be formed by Confluence chamber and keep in, and keep in chamber 460 gas then via the gap 4106 between the bracket 4103 of piezoelectric actuator 410 And it is crossing to gas collection chamber 4502 downwards, through the discharge of through hole 4503 in outside gas collection plate 450, when piezoelectric actuator 410 is replied It is vibrated downwards to shown in Fig. 5 A, the movable part 4022 of resonance plate 402b also returns back to initial position, and then makes central recess 4011 Interior gas is flowed into temporary chamber 460 again by the central hole 404 of resonance plate 402b.So repeat such as Figure 11 A to 11C institute The operation shown, i.e., the running of the transmission gas of the gas pump 4B of implementable this case.

In conclusion this case provides inflation knapsack, switch element is opened by user, gas pump is made to introduce gas into storage Headroom can promote backside pressure that is fixed and then protecting and reduction to be inflated to band structure and Waistband structure whereby The deformation of the muscle discomfort and bone that generate because carrying on the back dead weight cargo influences growth and development, and improves as that can subtract in known technology The burden of few back and waist, and reduce injury.

This case appointed as person familiar with the technology apply craftsman think and be it is all as modify, it is so neither de- such as attached claim Be intended to Protector.

【Symbol description】

1：Inflate knapsack

2：Bag body

3：Carry on the back body

4A,4B：Gas pump

40,402b：Resonance plate

400：Pedestal

401,4021：Hollow bore

401a：Inlet plate

401a'：The second surface of inlet plate

401b'：The first surface of inlet plate

404：Hollow bore

4010：Air inlet

4011：Central recess

4012：Converge round

4022：Movable part

4023：Fixed part

41,410：Piezoelectric actuator

411,4101：Suspension board

4101c：Protrusion

411a：First surface

411b：Second surface

411c：Central part

411d：Peripheral part

411e：Protrusion

412,4102：Outline border

413,4104：Piezoelectric element

414,4106：Gap

421a,4103：Bracket

421a'：First surface

421a"：Second surface

421b,4105：Conductive connecting pin

421c：First surface

42,43,420,440：Insulating trip

44,430：Conductive sheet

441,4301：Conductive connecting pin

45：Cover board

45a：Accommodating space

450：Gas collection plate

4501：It is recessed to set groove face

4502：Gas collection chamber

4503：Through hole

4504：Windowing

4505：Reference surface

451：Side wall

452：Bottom plate

453：Opening portion

460：Temporary chamber

46a：Converge chamber

46b：First chamber

47：Colloid

5：First gas chamber

51：Band structure

6：Second gas chamber

61：Waistband structure

62：Buckle structure

7：Switch element

8：Air duct

9：Control module

91：Battery

10：Cap bore

g0：Gap

M：Moving direction

Claims (16)

1. a kind of inflation knapsack, which is characterized in that include：

One back body, has a bag body, and to form a knapsack with accommodating space, wherein the back body includes：

One second gas chamber, the both ends of second gas chamber extend outward a Waistband structure respectively, are connected with second gas chamber；

One first gas chamber has a gas pump, and the both ends of first plenum space extend outward a band structure respectively, the back Band structure extends to the both ends of second gas chamber and is connected with first gas chamber；

One air duct, between first gas chamber and second gas chamber, and it is mutual with first gas chamber and second gas chamber Connection；

One switch element；And

One control module is electrically connected with the switch element and the gas pump；

Wherein, through the switch element, one enable signal of transmission to the control module is opened, which believes according to the enable Number enable gas pump is inflated gas by first gas chamber to the band structure through the gas pump, and gas by The air duct enters second gas chamber, to be inflated to the Waistband structure.

2. inflation knapsack as described in claim 1, which is characterized in that the band structure and the Waistband structure are respectively provided with a lid Hole is provided with releasing the gas of the band structure and the Waistband structure.

3. inflation knapsack as described in claim 1, which is characterized in that the both ends of the Waistband structure further include a buckle structure, The Waistband structure mutually to be fastened.

4. inflation knapsack as described in claim 1, which is characterized in that transmit a forbidden energy signal through the switch element is closed To the control module, which makes at least one gas pump stop operating according to the forbidden energy signal.

5. inflation knapsack as described in claim 1, which is characterized in that the gas pump is a piezoelectric actuated gas pump.

6. inflation knapsack as claimed in claim 5, which is characterized in that the piezoelectric actuated gas pump includes：

There is a hollow bore to correspond to a confluence chamber, and be a movable part around the hollow bore for one resonance plate；

One piezoelectric actuator, setting corresponding with the resonance plate；And

One cover board has at least one side wall, a bottom plate and an opening portion, and at least one side wall is convexly equipped in around the base portion peripheral for this On the bottom plate, and an accommodating space is collectively formed with the bottom plate, the accommodating space is to accommodate the resonance plate and this is piezoelectric actuated Device, the opening portion are set on the side wall；

Wherein, between the resonance plate and the piezoelectric actuator there is a gap to form a chamber, so that the piezoelectric actuator is driven When dynamic, import air-flow by the opening portion of the cover board, hollow bore through the resonance plate, to enter in the chamber, by this The movable part of piezoelectric actuator and the resonance plate generates resonance transfer air-flow.

7. inflation knapsack as claimed in claim 6, which is characterized in that the piezoelectric actuator includes：

One suspension board has a first surface and a second surface, and flexible vibration；

One outline border, around the outside for being set to the suspension board；

An at least bracket is connected between the suspension board and the outline border, to provide resilient support；And

One piezoelectric element has a side length, which is less than or equal to a side length of the suspension board, and the piezoelectric element is attached at On one second surface of the suspension board, to apply voltage to drive the suspension board bending vibration.

8. inflation knapsack as claimed in claim 7, which is characterized in that the suspension board is a square suspension board, and has one Protrusion.

9. as claimed in claim 7 inflation knapsack, which is characterized in that the piezoelectric actuated gas pump include a conductive sheet, two absolutely Embolium, the wherein resonance plate, the piezoelectric actuator, the insulating trip, the conductive sheet, another insulating trip and the cover board sequentially heap Folded setting.

10. inflation knapsack as claimed in claim 5, which is characterized in that the piezoelectric actuated gas pump includes：

One inlet plate；

One resonance plate has a hollow bore；

One piezoelectric actuator；

One gas collection plate, have one it is recessed set groove face, a reference surface and pass through aperture, this is recessed to set groove face with a depth, for this Piezoelectric actuator, the resonance plate and the inlet plate sequentially stack accommodating assembling positioning wherein, and this recessed sets that groove face bottom is recessed to set shape At a gas collection chamber, it is connected to through the through hole with the reference surface, and the gas collection chamber is carried on by the piezoelectric actuator Just close；

Wherein between the resonance plate and the piezoelectric actuator there is a gap to form a temporary chamber, which is driven When, gas is entered by the inlet plate, flows through the resonance plate, is transmitted to the gas collection chamber again to enter in the temporary storage cavity room, is penetrated The through hole is discharged outside the gas collection plate, with continuous transmission gas.

11. inflation knapsack as claimed in claim 10, which is characterized in that the inlet plate has an at least air inlet, at least one Confluence round and the central recess for constituting a confluence chamber, for an at least air inlet for importing gas, the confluence round is corresponding The air inlet, and the gas of the air inlet is guided to converge into confluence chamber and the confluence chamber that the central recess is constituted Room corresponds to the hollow bore of the resonance plate.

12. inflation knapsack as claimed in claim 10, which is characterized in that the piezoelectric actuator includes：

One suspension board, can be by a central part to a peripheral part bending vibration；

One outline border, around the outside for being set to the suspension board；

An at least bracket is connected between the suspension board and the outline border, to provide resilient support；

One piezoelectric element has the side length no more than the suspension board side length, is attached on a first surface of the suspension board, to Apply voltage to drive the suspension board bending vibration.

13. inflation knapsack as claimed in claim 12, which is characterized in that the kenel that the suspension board is square.

14. inflation knapsack as claimed in claim 10, which is characterized in that further include two insulating trips and a conductive sheet, and one should Insulating trip, the conductive sheet and another insulating trip are sequentially arranged under the piezoelectric actuator, and the conductive sheet is equipped with one and leads Also convex is equipped with a conductive connecting pin to the outline border of electric pin and the piezoelectric actuator.

15. inflation knapsack as claimed in claim 10, which is characterized in that further include a conductive sheet, the gas collection plate is in one side Equipped with a windowing be connected to this it is recessed set groove face, for making the conductive connecting pin of the conductive sheet and the outline border convex of the piezoelectric actuator If the conductive connecting pin convexedly stretched in outside the gas collection plate through the windowing connection facilitated conduct being used.

16. inflation knapsack as described in claim 1, which is characterized in that the control module includes a battery, to provide power supply To the control module.