CN204535832U - Vehicle load measuring apparatus - Google Patents
Vehicle load measuring apparatus Download PDFInfo
- Publication number
- CN204535832U CN204535832U CN201520036846.0U CN201520036846U CN204535832U CN 204535832 U CN204535832 U CN 204535832U CN 201520036846 U CN201520036846 U CN 201520036846U CN 204535832 U CN204535832 U CN 204535832U
- Authority
- CN
- China
- Prior art keywords
- fixture
- movable part
- displacement transducer
- sensing module
- displacement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model is a kind of vehicle load measuring apparatus, it is provided with a displacement sensing module, one signal transacting/delivery module and one Signal reception/processing module, this displacement sensing module is provided with multiple displacement transducer combined with each resilient supporting unit of a vehicle suspension system respectively, each displacement transducer combines with two back up pads of corresponding resilient supporting unit, use in corresponding resilient supporting unit two back up pad of sensing, the displacement at lower two ends, this signal transacting/delivery module process and transmit this displacement sensing module displacement that each displacement transducer measures, this Signal reception/processing module Received signal strength, be supplied to the vehicle load measuring apparatus that conveniently can be installed in accurate measurement vehicle load on car.
Description
Technical field
A kind of gravity measure device, especially a kind of vehicle load gravity measure device.
Background technology
Existing vehicle is avoid excessively carrying weight to produce doubt in safety, a portable pit scale can be installed by manual type on vehicle, use the load-carrying situation of monitor vehicle, but, existing vehicle only can carry out load-carrying detecting in stationary state, and the load-carrying change situation of vehicle immediately cannot be provided in advancing, and need dismantle at this pit scale after detection, therefore, standing crop surveys the mode of vehicle load, comparatively inconvenience on not only using, and load-carrying detecting cannot be carried out in time, there is it to need the place of being improved.
Utility model content
The utility model creation is because disappearance when reality uses of the mode of existing vehicle load and deficiency, through continuous Testing and research, finally a kind of the utility model creation that can improve existing disappearance is developed, the utility model creation vehicle load measuring apparatus, only need to be installed on the resilient supporting unit of vehicle suspension system, can when not needing artificial measurement, immediately and the automatically load-carrying situation of monitor vehicle, and the result after being measured is recorded in a driving recorder in the mode of signal transmission, or be stored in a data center via communication network by concentrated for metric data, to carry out logistics management.
Based on above-mentioned purpose, the utility model is created the technological means used and is to provide a vehicle load measuring apparatus, on its resilient supporting unit being installed in a vehicle suspension system and between two back up pads, this vehicle load measuring apparatus is provided with a displacement sensing module, one signal transacting/delivery module and one Signal reception/processing module, wherein: this displacement sensing module is provided with multiple displacement transducer combined with each resilient supporting unit of this vehicle suspension system respectively, each displacement transducer combines with two back up pads of corresponding resilient supporting unit, use in corresponding resilient supporting unit two back up pad of sensing, the displacement at lower two ends, this signal transacting/delivery module is connected with this displacement sensing module, by each displacement transducer of this displacement sensing module measure the transmission that displacement carries out signal transacting and signal, and this Signal reception/processing module is connected with this signal transacting/delivery module, use the signal of this signal transacting/delivery module carried out receive, process and converge whole.
Vehicle load measuring apparatus as the aforementioned, wherein between this signal transacting/delivery module and this Signal reception/processing module, carries out transmission and the reception of signal in a wired fashion.
Vehicle load measuring apparatus as the aforementioned, wherein between this signal transacting/delivery module and this Signal reception/processing module, wirelessly carries out transmission and the reception of signal.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer is provided with a fixture, a movable part and a sensing module, the lower supporting plate that this fixture and corresponding resilient supporting unit are positioned at below combines, and the upper backup pad that this movable part resilient supporting unit corresponding with this is positioned at top combines, and combine with this fixture movably, this sensing module, then between this fixture and this movable part, uses the displacement of this movable part of sensing relative to this fixture movement.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer is a pressure type displacement transducer, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a pressure unit, one oil storage box and a connecting hose, this pressure unit is fixedly arranged in this fixture, this oil storage box to be fixedly arranged in this movable part and to store an oil body, this connecting hose is connected with this pressure unit and this oil storage box, when changing during vehicle carries, its resilient supporting unit can produce distortion, make this pressure unit to should the position of oil storage box change, thus produce the size variation of a potential energy pressure, change via this potential energy pressure converses the amount of movement of this movable part this fixture relative.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer is a pressure type displacement transducer, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a pressure unit, one corrugated tube, one connecting tube and a depression bar head, this pressure unit is fixedly arranged in this fixture, this corrugated tube to be located on this pressure unit and to be arranged in this fixture, this connecting tube to be located in this fixture and to be combined with this pressure unit, this sensing module is provided with an oil body between corrugated tube and this connecting tube, this depression bar head to be fixedly arranged in this movable part and to lean with this corrugated tube towards this fixture, when car loading gage heavily changes, this corrugated tube produces distortion, the oil body be positioned between this corrugated tube and this connecting tube is made to produce flowing, change the oil body liquid level in this connecting tube, the measurement numerical value of this pressure unit is changed, thus the amount of movement of this movable part this fixture relative can be conversed.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer also can be a ultrasonic type displacement transducer, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a ultrasonic transducer and a catoptron, this ultrasonic transducer is fixedly arranged in this fixture, this catoptron to be fixedly arranged in this movable part and towards this ultrasonic transducer, this ultrasonic transducer launches a ultrasound wave towards this catoptron, and receive the reflection supersonic wave of this catoptron, the reflection supersonic wave of this catoptron is received via this ultrasonic transducer, converse the amount of movement of this movable part this fixture relative.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer also can be a magnetostrictive displacement sensor, this fixture is the waveguide of a vertical type, a sensitive element is provided with in this waveguide, this movable part is a hollow magnet ring being sheathed on this fixture, this sensing module is provided with a mangneto displacement transducer, wherein this mangneto displacement transducer is fixedly arranged on the bottom of this fixture, magnetostriction principle is utilized in time sensing, this waveguide strains mechanical wave pulse signal because this magnetostriction principle produces one, by measuring this transmission time of this strain mechanical wave pulse signal, measure the amount of movement of this movable part this fixture relative.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer also can be that a differential sense answers coil type displacement transducer, this fixture is an opening up hollow tube, this movable part is the movable inductive rod stretched in this fixture, the top of this movable inductive rod combines with this upper backup pad, this sensing module is provided with a sheathed pipe and multiple inductive coil, wherein this sheathed pipe box is located at the outside of this movable inductive rod, and each inductive coil is around the outside being located at this sheathed pipe, this sensing module is sequentially provided with three inductive coils in this sheathed pipe by this upper backup pad towards this lower supporting plate direction, wherein be positioned at middle inductive coil in order to produce an incentive action, use and make, under inductive coil produce induced oscillation.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer also can be a capacitive displacement transducer, this fixture is an opening up hollow tube, this movable part is stretch into the inductive rod in this fixture, the top of this inductive rod combines with this upper backup pad, the outside surface of this inductive rod is coated with a dielectric film, this inductive rod is made to be a capacity earth pole, and this inductive rod runs through and is provided with at least one capacity earth pole, this sensing module is provided with sheathed pipe on, sheathed pipe and a dielectric once, wherein on this, lower sheathed pipe is sheathed on the outside of this inductive rod respectively and is provided with on two, the electric capacity of lower arrangement, and this dielectric is located in two electric capacity and this inductive rod coated.
Vehicle load measuring apparatus as the aforementioned, wherein each displacement transducer may further be the forms such as a laser type displacement transducer, a Hall displacement transducer, an optical displacement sensor, a Mageneto-sensitive type displacement transducer or an eddy current type displacement transducer, that is the displacement transducer of displacement between each resilient supporting unit two back up pad can be measured, the disclosed technical characteristic of the utility model creation should be belonged to.
Vehicle load measuring apparatus as the aforementioned, wherein between this signal transacting/delivery module and this Signal reception/processing module, carries out transmission and the reception of signal in a wired or wireless fashion.As aforementioned vehicle load measuring apparatus, wherein this signal transacting/delivery module and this displacement sensing module are with forming one or being connected by wire.
As aforementioned vehicle load measuring apparatus, wherein this Signal reception/processing module is the GPS of a vehicle-mounted instrument, an instrument case or a vehicle.
By above-mentioned technological means, the vehicle load measuring apparatus of the utility model creation, only need each displacement transducer of this displacement sensing module in use, between two back up pads being installed in each resilient supporting unit of a vehicle, namely the displacement between two corresponding back up pads is measured by every displacement sensor, further by the displacement that measures extrapolate the load-carrying of vehicle, again via transmission and the reception of signal between this signal transacting/delivery module and this Signal reception/processing module, can allow driving easily, management and control center or logistics management data center, clear and obtain the load-carrying situation of this vehicle exactly, moreover, vehicle does not need to carry out dismounting again after load-carrying measures, relatively existing pit scale is used to come convenient, and because not needing to carry out dismounting, therefore, user can obtain the load-carrying situation of vehicle immediately and momentarily, there is provided one easy to use, the vehicle load measuring apparatus of at-once monitor and management.
Accompanying drawing explanation
Fig. 1 is the three-dimensional appearance schematic diagram that the utility model vehicle load measuring apparatus is installed on the resilient supporting unit of a Vehicle suspension device;
Fig. 2 is the cross sectional side view of the first preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 3 is the cross sectional side view of the second preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 4 is the cross sectional side view of the 3rd preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 5 is the cross sectional side view of the 4th preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 6 is the cross sectional side view of the 5th preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 7 is the cross sectional side view of the 6th preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 8 is the Circnit Layout schematic diagram of the 6th preferred embodiment of the utility model vehicle load measuring apparatus;
Fig. 9 is the side view of the first alternate embodiment of the utility model vehicle load measuring apparatus first preferred embodiment;
Figure 10 is the side view of the second alternate embodiment of the utility model vehicle load measuring apparatus first preferred embodiment.
Description of reference numerals:
10 displacement sensing module 11 displacement transducers
12 fixture 13 movable parts
14 sensing modules
12A fixture 13A movable part
14A sensing module 141A pressure unit
142A oil storage box 143A connecting hose
12B fixture 13B movable part
14B sensing module 141B pressure unit
142B corrugated tube 143B connecting tube
144B depression bar head 145B valve
12C fixture 13C movable part
14C sensing module 141C ultrasonic transducer
142C catoptron
12D fixture 13D movable part
14D sensing module
12E fixture 13E movable part
The sheathed pipe of 14E sensing module 141E
142E inductive coil
12F fixture
The anti-striker 13F movable part of 121F
Sheathed pipe on 14F sensing module 141F
142F dielectric 143F electric capacity
Sheathed pipe under 144F electric capacity 145F
20 signal transacting/delivery module 30 Signal reception/processing module
40 resilient supporting unit 41 lower supporting plates
42 upper backup pads
121 transition brackets
Embodiment
Below coordinate preferred embodiment that is graphic and the utility model creation, the technological means that further elaboration the utility model creation is taked for reaching predetermined utility model creation object, please refer to as shown in Figure 1, the utility model creates the vehicle load measuring apparatus provided, on each resilient supporting unit 40 being mainly installed in a vehicle suspension system and between two back up pads 41,42, this vehicle load measuring apparatus is provided with a displacement sensing module 10, one signal transacting/delivery module 20 and one Signal reception/processing module 30, wherein:
Aforesaid displacement sensing module 10 is provided with the displacement transducer 11 that multiple resilient supporting unit 40 each with this vehicle suspension system respectively combines, that is this displacement sensing module 10 is provided with the quantity displacement transducer 11 identical with this vehicle crane system resilient supporting unit 40 quantity, wherein each displacement transducer 11 combines with two back up pads 41,42 of corresponding resilient supporting unit 40, uses the displacement of the corresponding resilient supporting unit of sensing 40 liang of back up pads 41,42 upper/lower terminal.Illustrate, two back up pads 41, distance between 42 may between 200 ~ 350 millimeters (mm), each displacement transducer 11 is provided with a fixture 12, one movable part 13 and a sensing module 14, this fixture 12 mutually can move with this movable part 13 and combine, the back up pad 41 (hereinafter referred to as lower supporting plate) that this fixture 12 and corresponding resilient supporting unit 40 are positioned at below combines, and the back up pad 42 (hereinafter referred to as upper backup pad) that this movable part 13 resilient supporting unit 40 corresponding with this is positioned at top combines, and combine with this fixture 12 movably, this sensing module 14 is between this fixture 12 and this movable part 13, use the displacement of this movable part 13 of sensing relative to this fixture 12 movement, be described with regard to the preferred embodiment of the utility model creation displacement transducer 11 below.
Please refer to as shown in Figure 2, the preferred embodiment of the utility model creation displacement transducer 11 first is a pressure type displacement transducer, wherein this fixture 12A is an opening up hollow tube, this movable part 13A is an opening down and hollow tube be sheathed on this fixture 12A, this sensing module 14A is provided with a pressure unit 141A, an one oil storage box 142A and connecting hose 143A, wherein this pressure unit 141A is fixedly arranged in this fixture 12A, this oil storage box 142A to be fixedly arranged in this movable part 13A and to store an oil body, this connecting hose 143A is connected with this pressure unit 141A and this oil storage box 142A, when moving relative to this lower supporting plate 41 because of vehicle load when the upper backup pad 42 of this resilient supporting unit 40 in time sensing, can along with the mode of upper backup pad 42 movement by this movable part 13A, make this oil storage box 142A this pressure unit 141A generation displacement relatively along with this movable part 13A, make this pressure unit 141A to the position of oil storage box 142A producing the size variation of a potential energy pressure, change via this potential energy pressure can converse the amount of movement of relative this fixture 12A of this movable part 13A, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then the load value of vehicle is pushed back by the displacement sensed, such as, when vehicle weight increases, reduce the height of this oil storage box 142A, this potential energy pressure that this pressure unit 141A is sensed is less, otherwise when vehicle weight alleviates, raising the height of this oil storage box 142A, is that this potential energy pressure that this pressure unit 141A senses is larger.
Please refer to as shown in Figure 9, it is the first change of the utility model creation displacement transducer 11 first preferred embodiment, this displacement transducer 11 can not comprise this movable part 13A and this fixture 12A, this oil storage box 142A is directly connected with this upper backup pad 42, this pressure unit 141A is directly connected with this lower supporting plate 41, make this oil storage box 142A and this pressure unit 141 form dislocation by this connecting hose 143A to connect, so also can reach aforesaid induction effect.
Please refer to as shown in Figure 10, it is the second change of the utility model creation displacement transducer 11 first preferred embodiment, this displacement transducer 11 comprises at least one transition bracket 121 further, this oil storage box 142A and/or this pressure unit 141A is linked with this upper backup pad 42 and/or this lower supporting plate 41 by this transition bracket 121, make this oil storage box 142A and this pressure unit 141A have the changeability of installation site, but not be limited to the position of this upper backup pad 42 or this lower supporting plate 41.By this transition bracket 121, this oil storage box 142A is moved along with this upper backup pad 42, make this oil storage box 142A this pressure unit 141A generation displacement relatively along with this movable part 13A.
Please refer to as shown in Figure 3, the preferred embodiment of the utility model creation displacement transducer 11 second is a pressure type displacement transducer, wherein this fixture 12B is an opening up hollow tube, this movable part 13B is an opening down and hollow tube be sheathed on this fixture 12B, this sensing module 14B is provided with a pressure unit 141B, one corrugated tube 142B, an one connecting tube 143B and depression bar head 144B, wherein this pressure unit 141B is fixedly arranged in this fixture 12B, this corrugated tube 142B to be located on this pressure unit 141B and to be arranged in this fixture 12B, this connecting tube 143B to be located in this fixture 12B and to combine with this pressure unit 141B, this sensing module 14B is provided with an oil body between corrugated tube 142B and this connecting tube 143B, this connecting tube 143B is provided with a valve 145B in the one end away from this pressure unit 141B, this depression bar head 144B to be fixedly arranged in this movable part 13B and to lean with this corrugated tube 142B towards this fixture 12B, when the upper backup pad 42 of this resilient supporting unit 40 moves relative to this lower supporting plate 41 because of vehicle load, can along with the mode of upper backup pad 42 movement by this movable part 13B, this depression bar head 144B can be made to compress this corrugated tube 142B, this corrugated tube 142B is made to produce distortion.When this corrugated tube 142B produces distortion, the oil body be positioned between this corrugated tube 142B and this connecting tube 143B can produce flowing, and then the oil body liquid level changed in this connecting tube 143B, this pressure unit 141B is made to converse the amount of movement of relative this fixture 12B of this movable part 13B, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then pushed back the load value of vehicle by the displacement sensed.Further, this depression bar head 144B, when this movable part 13B directly can contact this corrugated tube 142B, can omit the use of this depression bar head 144B.
Please refer to as shown in Figure 4, the preferred embodiment of the utility model creation displacement transducer 11 the 3rd is a ultrasonic type displacement transducer, wherein this fixture 12C is an opening up hollow tube, this movable part 13C is an opening down and hollow tube be sheathed on this fixture 12C, this sensing module 14C is provided with an a ultrasonic transducer 141C and catoptron 142C, wherein this ultrasonic transducer 141C is fixedly arranged in this fixture 12C, this catoptron 142C to be fixedly arranged in this movable part 13C and towards this ultrasonic transducer 141C, in time sensing, this ultrasonic transducer 141C launches a ultrasound wave towards this catoptron 142C, when the upper backup pad 42 of this resilient supporting unit 40 moves relative to this lower supporting plate 41 because of vehicle load, can along with the mode of upper backup pad 42 movement by this movable part 13C, make this catoptron 142C this ultrasonic transducer 141C generation displacement relatively along with this movable part 13C, the reflection supersonic wave of this catoptron 142C is received via this ultrasonic transducer 141C, the amount of movement of relative this fixture 12C of this movable part 13C can be conversed, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then the load value of vehicle is pushed back by the displacement sensed.This ultrasonic transducer 141C of the present embodiment correspondingly can be replaced into the distance displacement transducer of light output form, the length change in path of being passed through by induction light, conversion displacement.
Please refer to as shown in Figure 5, the preferred embodiment of the utility model creation displacement transducer 11 the 4th is a magnetostrictive displacement sensor, wherein this fixture 12D is the waveguide of a vertical type, a sensitive element is provided with in this waveguide, this sensitive element is made by special magnetostriction materials, this movable part 13D is a hollow magnet ring being sheathed on this fixture 12D, this sensing module 14D is provided with a mangneto displacement transducer, wherein this mangneto displacement transducer is fixedly arranged on the bottom of this fixture 12D, magnetostriction principle is utilized in time sensing, the mode being intersected a generation strain-pulse signal by two different magnetic fields is measured, wherein this mangneto displacement transducer can produce a current impulse, this current impulse can be transmitted in this waveguide, and then produce a circumferential magnetic field outward at this waveguide, when the upper backup pad 42 of this resilient supporting unit 40 moves relative to this lower supporting plate 41 because of vehicle load, can along with the mode of upper backup pad 42 movement by this magnet ring, due to magnetostrictive effect, a strain mechanical wave pulse signal can be produced in waveguide, this strain mechanical wave pulse signal is with the transmission of fixing speed of sound, can be detected by this mangneto displacement transducer, wherein because this strain mechanical wave pulse signal transmission time in waveguide and the distance between this magnet ring to mangneto displacement transducer are directly proportional, therefore by measurement one transmission time, accurately can measure the amount of movement of relative this fixture 12D of this movable part, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then the load value of vehicle is pushed back by the displacement sensed.
Please refer to as shown in Figure 6, the preferred embodiment of the utility model creation displacement transducer 11 the 5th is that a differential sense answers coil type displacement transducer, wherein this fixture 12E is an opening up hollow tube, preferably, this hollow tube 12E is respectively equipped with the anti-striker 121E of a quality of rubber materials in top and bottom, this movable part 13E stretches into the movable inductive rod in this fixture 12E, the top of this movable inductive rod combines with this upper backup pad 42, this sensing module 14E is provided with a sheathed pipe 141E and multiple inductive coil 142E, wherein this sheathed pipe 141E is sheathed on the outside of this movable inductive rod, and each inductive coil 142E is around the outside being located at this sheathed pipe 141E, further, this sensing module 14E is sequentially provided with three inductive coil 142E in this sheathed pipe 141E by this upper backup pad 42 towards this lower supporting plate 41 direction, wherein be positioned at middle inductive coil 142E in order to produce an incentive action, use and make, under inductive coil 142E produce induced oscillation, when moving relative to this lower supporting plate because of vehicle load when the upper backup pad 42 of this resilient supporting unit 40 in time sensing, can along with the mode of upper backup pad 42 movement by this movable part 13E, this movable inductive rod is made to produce displacement relative to the inductive coil 142E of this sheathed pipe 141E outside, via upper, the difference of lower inductive coil 142E generating coil induction amount, the amount of movement of relative this fixture 12E of this movable part 13E can be conversed, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then the load value of vehicle is pushed back by the displacement sensed.
Please refer to as shown in Figure 7, the preferred embodiment of the utility model creation displacement transducer 11 the 6th is a capacitive displacement transducer, wherein this fixture 12F is an opening up hollow tube, preferably, this hollow tube is respectively equipped with the anti-striker 121F of a quality of rubber materials in top and bottom, this movable part 13F stretches into the inductive rod in this fixture 12F, the top of this inductive rod combines with this upper backup pad 42, the outside surface of this inductive rod is coated with a dielectric film, and this inductive rod runs through and is provided with at least one capacity earth pole, this sensing module 14F is provided with sheathed pipe 141F on, a sheathed pipe 145F and dielectric 142F once, wherein on this, sheathed pipe 141F and lower sheathed pipe 145F is sheathed on the outside of this inductive rod and lays respectively at the upper of this dielectric film, lower both sides, this dielectric 142F is located at sheathed pipe 141F on this, between this lower sheathed pipe 145F and this inductive rod, make two sheathed pipe 141F, 145F and this inductive rod are formed, the electric capacity 143F of lower arrangement, 144F, when moving relative to this lower supporting plate 41 because of vehicle load when the upper backup pad 42 of this resilient supporting unit 40 in time sensing, can along with the mode of upper backup pad 42 movement by this movable part 13F, this inductive rod is gone up relatively, lower sheathed pipe 141F, 145F produces displacement, this dielectric 142F via the perforation of this movable part 13F in two electric capacity 143F, flowing between 144F structure, two electric capacity 143F can be made, the capacitance of 144F changes, and pass through the capacitance of this change, the amount of movement of relative this fixture 12F of this movable part 13F can be conversed, that is the displacement of this upper backup pad 42 this lower supporting plate 41 relative, and then the load value of vehicle is pushed back by the displacement sensed, wherein Figure 8 shows that measurement two electric capacity 143F, the equivalent circuit diagram of the capacitance difference between 144F.Wherein, this electric capacity 143F connects with this electric capacity 144F, use measurement two electric capacity, inductance, resistance variations difference infer aforesaid displacement.This circuit utilizes two resistance to form half-bridge, and another half-bridge is then electric capacity; The change of inductance measuring below also can with this bridge road, and wherein half-bridge is resistance, and another half-bridge is then inductance, can offset the change of many environmental factors and the change that causes, reduce sensing error.
Above-mentioned preferred embodiment is only the displacement transducer form cited by the utility model creation, therefore other types are not limited, each displacement transducer 11 can be a laser type displacement transducer, a Hall displacement transducer, an optical displacement sensor, a Mageneto-sensitive type displacement transducer or an eddy current type displacement transducer etc., that is the displacement transducer of displacement between each resilient supporting unit two back up pad can be measured, the disclosed technical characteristic of the utility model creation should be belonged to.
Aforementioned signal transacting/delivery module 20 is connected with this displacement sensing module 10, by each for this displacement sensing module 10 displacement transducer 11 measure the transmission that displacement carries out signal transacting and signal, wherein this signal transacting/delivery module 20 is provided with multiple signal transacting/forwarder be connected with each displacement transducer 11 of this displacement sensing module 10 respectively.Wherein, the signal transmission of each signal transacting/forwarder can be wired electrical signal transfer, or for transmit with wireless signal, such as bluetooth, infrared ray or Wi-Fi signal etc.
Aforementioned Signal reception/processing module 30 is connected with this signal transacting/delivery module 10, use the signal of this signal transacting/delivery module 20 carried out receive, process and converge whole, wherein between this signal transacting/delivery module 20 and this Signal reception/processing module 30, the mode of wired or wireless (bluetooth) transmission and the reception of signal can be carried out, further, this Signal reception/processing module 30 can be GPS (the Global Positioning System of a vehicle-mounted instrument, an instrument case or vehicle; Or or even phone, mobile device or the car running computer etc. that is installed in automobile GPS).Wherein this vehicle-mounted instrument has display screen, action button, and has SMS communication function, and survey data can be sent to a data center.After this Signal reception/processing module 30 accepts coherent signal, may correspond to induction result and calculated, driving or warning corresponding to user are provided.
By above-mentioned technological means, the vehicle load measuring apparatus of the utility model creation, only need each displacement transducer 11 of this displacement sensing module 10 in use, be installed in two back up pads 41 of each resilient supporting unit 40 of a vehicle, between 42, namely two corresponding back up pads 41 are measured by every displacement sensor 11, displacement between 42, further by the displacement that measures extrapolate the load-carrying of vehicle, again via transmission and the reception of signal between this signal transacting/delivery module 20 and this Signal reception/processing module 30, can allow driving easily, management and control center or logistics management data center, clear and obtain the load-carrying situation of this vehicle exactly, moreover, vehicle does not need to carry out dismounting again after load-carrying measures, relatively existing pit scale is used to come convenient, and because not needing to carry out dismounting, therefore, user can obtain the load-carrying situation of vehicle immediately and momentarily, there is provided one easy to use, the vehicle load measuring apparatus of at-once monitor and management.The utility model creates the technology provided, and also can provide and drive immediately monitoring vehicle condition, if there are article to drop when such as automobile is advanced, driving can obtain notification signal, and immediately can make a response and reduce loss or harm.
The above, it is only the preferred embodiment of the utility model creation, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model creation carry in the scope of technical scheme, utilize the Equivalent embodiments that the utility model is created the done local change of disclosed technology contents or modified, and do not depart from the technical scheme content of the utility model creation, all still belong in the scope of the utility model origination techniques scheme.
Claims (8)
1. a vehicle load measuring apparatus, on its resilient supporting unit being installed in a vehicle suspension system and between two back up pads, this vehicle load measuring apparatus is provided with a displacement sensing module, it is characterized in that:
This displacement sensing module is provided with multiple displacement transducer combined with each resilient supporting unit of this vehicle suspension system respectively, each displacement transducer combines with two back up pads of corresponding resilient supporting unit, uses the displacement sensing corresponding resilient supporting unit two back up pad upper/lower terminal.
2. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is provided with a fixture, a movable part and a sensing module, the lower supporting plate that this fixture and corresponding resilient supporting unit are positioned at below combines, and the upper backup pad that this movable part resilient supporting unit corresponding with this is positioned at top combines, and combine with this fixture movably, this sensing module, then between this fixture and this movable part, uses the displacement of this movable part of sensing relative to this fixture movement.
3. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is a pressure type displacement transducer, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a pressure unit, one oil storage box and a connecting hose, this pressure unit is fixedly arranged in this fixture, this oil storage box to be fixedly arranged in this movable part and to store an oil body, this connecting hose is connected with this pressure unit and this oil storage box, make this pressure unit to the position of oil storage box producing the size variation of a potential energy pressure, change via this potential energy pressure converses the amount of movement of this movable part this fixture relative.
4. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is a pressure type displacement transducer, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a pressure unit, one corrugated tube, one connecting tube and a depression bar head, this pressure unit is fixedly arranged in this fixture, this corrugated tube to be located on this pressure unit and to be arranged in this fixture, this connecting tube to be located in this fixture and to be combined with this pressure unit, this sensing module is provided with an oil body between corrugated tube and this connecting tube, this depression bar head to be fixedly arranged in this movable part and to lean with this corrugated tube towards this fixture, this corrugated tube produces distortion makes the oil body be positioned between this corrugated tube and this connecting tube produce flowing, change the oil body liquid level in this connecting tube, this pressure unit is made to converse the amount of movement of this movable part this fixture relative.
5. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is a ultrasonic type or photoinduction displacement transducer, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is an opening up hollow tube, this movable part is an opening down and hollow tube be sheathed on this fixture, this sensing module is provided with a ultrasonic transducer and a catoptron, this ultrasonic transducer is fixedly arranged in this fixture, this catoptron to be fixedly arranged in this movable part and towards this ultrasonic transducer, this ultrasonic transducer launches a ultrasound wave towards this catoptron, and receive the reflection supersonic wave of this catoptron, the reflection supersonic wave of this catoptron is received via this ultrasonic transducer, converse the amount of movement of this movable part this fixture relative.
6. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is a magnetostrictive displacement sensor, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is the waveguide of a vertical type, a sensitive element is provided with in this waveguide, this movable part is a hollow magnet ring being sheathed on this fixture, this sensing module is provided with a mangneto displacement transducer, wherein this mangneto displacement transducer is fixedly arranged on the bottom of this fixture, magnetostriction principle is utilized in time sensing, this waveguide strains mechanical wave pulse signal because this magnetostriction principle produces one, by measuring a transmission time of this strain mechanical wave pulse signal, measure the amount of movement of this movable part this fixture relative.
7. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is that a differential sense answers coil type displacement transducer, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is an opening up hollow tube, this movable part is the movable inductive rod stretched in this fixture, the top of this movable inductive rod combines with upper backup pad, this sensing module is provided with a sheathed pipe and multiple inductive coil, wherein this sheathed pipe box is located at the outside of this movable inductive rod, and each inductive coil is around the outside being located at this sheathed pipe, this sensing module is sequentially provided with three inductive coils in this sheathed pipe by upper backup pad towards lower supporting plate direction, wherein be positioned at middle inductive coil in order to produce an incentive action, use and make, under inductive coil produce induced oscillation.
8. vehicle load measuring apparatus according to claim 1, it is characterized in that: each displacement transducer is a capacitive displacement transducer, this displacement transducer is provided with a fixture, one movable part and a sensing module, this fixture is an opening up hollow tube, this movable part is stretch into the inductive rod in this fixture, the top of this inductive rod combines with upper backup pad, the outside surface of this inductive rod is coated with a dielectric film, this inductive rod comprises a perforation, this sensing module is provided with sheathed pipe on, sheathed pipe and a dielectric once, this dielectric to be placed on this in sheathed pipe and this lower sheathed pipe, on this, lower sheathed pipe respectively with formation two electric capacity of this inductive rod, and this dielectric is located in two electric capacity and this inductive rod coated and when this inductive rod moves up and down, on this, flow in sheathed pipe and this lower sheathed pipe corresponding region, change two capacitance values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036846.0U CN204535832U (en) | 2015-01-20 | 2015-01-20 | Vehicle load measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036846.0U CN204535832U (en) | 2015-01-20 | 2015-01-20 | Vehicle load measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204535832U true CN204535832U (en) | 2015-08-05 |
Family
ID=53749821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520036846.0U Active CN204535832U (en) | 2015-01-20 | 2015-01-20 | Vehicle load measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204535832U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016115673A1 (en) * | 2015-01-20 | 2016-07-28 | 金宙科技有限公司 | Vehicle load metering device |
| CN108545587A (en) * | 2018-06-13 | 2018-09-18 | 通力电梯有限公司 | Escalator defect detection method, system and the escalator for including the system |
| CN110753832A (en) * | 2016-06-17 | 2020-02-04 | 日本精工株式会社 | Vehicle weight measuring device |
| CN111928929A (en) * | 2020-06-24 | 2020-11-13 | 武汉神动汽车电子电器股份有限公司 | Vehicle load sensor |
| US10996098B2 (en) | 2015-01-20 | 2021-05-04 | Goldver Tech Systems Co. Ltd. | Vehicle load metering device |
| CN114563071A (en) * | 2022-02-28 | 2022-05-31 | 郑州业伟实业有限公司 | Automatic monitoring device for truck load weighing |
| CN114674402A (en) * | 2021-12-07 | 2022-06-28 | 南京智鹤电子科技有限公司 | Vehicle load monitoring system and use method |
-
2015
- 2015-01-20 CN CN201520036846.0U patent/CN204535832U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016115673A1 (en) * | 2015-01-20 | 2016-07-28 | 金宙科技有限公司 | Vehicle load metering device |
| US10996098B2 (en) | 2015-01-20 | 2021-05-04 | Goldver Tech Systems Co. Ltd. | Vehicle load metering device |
| CN110753832A (en) * | 2016-06-17 | 2020-02-04 | 日本精工株式会社 | Vehicle weight measuring device |
| US11002311B2 (en) | 2016-06-17 | 2021-05-11 | Nsk Ltd. | Vehicle weight measurement device |
| CN108545587A (en) * | 2018-06-13 | 2018-09-18 | 通力电梯有限公司 | Escalator defect detection method, system and the escalator for including the system |
| CN111928929A (en) * | 2020-06-24 | 2020-11-13 | 武汉神动汽车电子电器股份有限公司 | Vehicle load sensor |
| CN111928929B (en) * | 2020-06-24 | 2022-02-01 | 武汉神动汽车电子电器股份有限公司 | Vehicle load sensor |
| CN114674402A (en) * | 2021-12-07 | 2022-06-28 | 南京智鹤电子科技有限公司 | Vehicle load monitoring system and use method |
| CN114674402B (en) * | 2021-12-07 | 2022-11-29 | 南京智鹤电子科技有限公司 | Vehicle load monitoring system and using method |
| CN114563071A (en) * | 2022-02-28 | 2022-05-31 | 郑州业伟实业有限公司 | Automatic monitoring device for truck load weighing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204535832U (en) | Vehicle load measuring apparatus | |
| CN107209045A (en) | Vehicle load metering device | |
| CN102003973A (en) | Wireless passive measuring method and circuit | |
| CN102239397A (en) | Method and apparatus for pressure measurement using magnetic property | |
| CN103885412A (en) | Real-time safety monitoring system for sea drilling platform | |
| CN107941402B (en) | Device and method for measuring inhaul cable force | |
| CN206248252U (en) | A kind of anchor pole axial direction dynamometer | |
| CN207688975U (en) | A kind of magnetostriction liquidometer | |
| CN206538062U (en) | A kind of building hoist real-time monitoring device | |
| TWI576569B (en) | Vehicle weighting device | |
| CN208780291U (en) | Engineering truck fuel tank fuel quantity detection device | |
| CN203949623U (en) | A kind of rock roof delamination deformation monitoring sensing device | |
| CN103267513B (en) | Microcontact type muddy water underwater topography instrument | |
| TWM513998U (en) | Vehicle weighting device | |
| CN203799240U (en) | Novel intelligent monitoring device | |
| CN202765633U (en) | Material level detection device and stirring equipment | |
| CN105352562A (en) | Induction type servo liquid metal liquid level measurement device and method | |
| CN207163561U (en) | A kind of weight sensor with temperature sensing | |
| CN205209580U (en) | Servo liquid metal liquid level measurement device of exchangeable formula | |
| CN206146781U (en) | Online double -U -shaped manages densimeter | |
| CN2457578Y (en) | Magnetostriction multipurpose level, temperature and density meter | |
| CN204065131U (en) | A kind of pressure differential acceleration measurement device | |
| CN102410872B (en) | Non-contact vibration sensor device | |
| CN202974181U (en) | Underwater signal detector | |
| CN202928666U (en) | Novel fork truck scale with height and level indication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |