CN211593817U - Automatic weighing device of compression rubbish clearance car - Google Patents
Automatic weighing device of compression rubbish clearance car Download PDFInfo
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- CN211593817U CN211593817U CN201922296156.XU CN201922296156U CN211593817U CN 211593817 U CN211593817 U CN 211593817U CN 201922296156 U CN201922296156 U CN 201922296156U CN 211593817 U CN211593817 U CN 211593817U
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Abstract
The utility model belongs to the technical field of garbage recovery, in particular to an automatic weighing device of a compression type garbage cleaning and transporting vehicle, which comprises a hydraulic lifting external frame; the weighing sensor module is used for hanging and weighing the garbage can and does lifting motion along the frame bodies on the two sides of the hydraulic lifting external frame; and the position sensor module is used for sensing the position of the garbage can and is arranged on a frame body on one side of the hydraulic lifting external frame. The utility model provides a focus shakiness when hanging the bucket, the unsafe problem of weighing that the sampling time short leads to realizes the purpose of accurate weighing.
Description
Technical Field
The utility model belongs to the technical field of the rubbish is retrieved, especially relate to an automatic weighing device of compression rubbish clearance car.
Background
Currently, with the popularization of garbage classification operation services and garbage collection operation services, governments make financial subsidies according to workload for operation service companies. However, currently, there is no clear index that can quantitatively and accurately measure the workload of an operation service company. The automatic weighing system is arranged on the compression type garbage clearing and transporting vehicle, so that weighing is completed when the garbage can hanging barrel is cleared, quantitative statistics is realized, and an effective basis is provided for government decision. The current garbage collection and transportation vehicle weighing system has the common conditions of large deviation and inaccurate weighing due to unstable gravity center when the garbage collection and transportation vehicle is hung on a bucket, weighing in the motion process, short effective weighing distance (about 20 mm), short sampling time (positioning and sampling are completed within 10 milliseconds) and the like.
Disclosure of Invention
In order to overcome the defect that exists among the prior art, the utility model aims at providing an automatic weighing device of compression rubbish clearance car solves the focus unstability when hanging the bucket, and the unsafe problem of weighing that the sampling time short leads to realizes the purpose of accurate weighing.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an automatic weighing device of compression rubbish clearance car, include:
hydraulically lifting the outer frame;
the weighing sensor module is used for hanging and weighing the garbage can and does lifting motion along the frame bodies on the two sides of the hydraulic lifting external frame;
and the position sensor module is used for sensing the position of the garbage can and is arranged on a frame body on one side of the hydraulic lifting external frame.
Further, the weighing sensor module comprises a weighing sensor support frame mechanism and a garbage can hanging plate mechanism, and the garbage can hanging plate mechanism is fixed above the weighing sensor support frame mechanism.
Further, the weighing sensor support frame mechanism comprises an L-shaped support plate, a weighing sensor and a weighing sensor fixing plate I;
the L-shaped supporting plate comprises a horizontal panel, a vertical panel and ear plates positioned on two sides of the vertical panel; the lug plate is fixedly connected with one side face of the L-shaped connecting piece, a plurality of sliding blocks are vertically arranged outside the other side face of the L-shaped connecting piece, and the sliding blocks are matched and embedded into frame body grooves on two sides of the hydraulic lifting external frame;
the horizontal panel is provided with a hole for accommodating a weighing sensor, and the first weighing sensor fixing plate is positioned below the hole and fixed at the bottom of the horizontal panel;
the weighing sensor penetrates through the hole and is fixed on the first weighing sensor fixing plate.
Furthermore, the support frame mechanism of the weighing sensor also comprises a hinged seat and an L-shaped proximity switch trigger steel plate which are arranged on the bottom surface of the horizontal panel;
the hinged seat is hinged with a hydraulic rod of a hydraulic cylinder on the lower frame body of the hydraulic lifting external frame;
the L-shaped proximity switch trigger steel plate is fixed at the edge of the horizontal panel.
Furthermore, the garbage can hanging plate mechanism comprises a garbage can hanging tooth, a weighing sensor fixing plate II and a garbage can side supporting plate;
the garbage can hanging teeth are used for hanging the edge of the garbage can and are arranged above the side supporting plate of the garbage can;
the garbage can side supporting plate is used for supporting a can body of the garbage can;
and the second weighing sensor fixing plate is horizontally fixed at the joint of the lower part of the hanging tooth of the garbage can and the upper part of the side supporting plate of the garbage can, and the upper part of the weighing sensor is fixedly connected with the second weighing sensor fixing plate.
Furthermore, the garbage bin link plate mechanism still includes prevents that the garbage bin slope channel-section steel sets up the outside lower part of garbage bin side backup pad.
Further, the position sensor module comprises a first position sensor and a second position sensor which is positioned below the first position sensor, and the first position sensor and the second position sensor adopt inductive proximity switches; the first position sensor and the second position sensor are fixed on a frame body on one side of the hydraulic lifting external frame at intervals through sensor supports; the first position sensor and the second position sensor are matched with the L-shaped proximity switch trigger steel plate for use.
Furthermore, the automatic weighing device also comprises a main controller which is connected with the weighing sensor, the hydraulic cylinder, the first position sensor and the second position sensor.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a garbage bin side support board supports the staving after being used for garbage bin carry, prevents that garbage bin slope channel-section steel setting from preventing the great garbage bin slope that leads to in garbage bin limit eaves clearance in the outside lower part of garbage bin side support board, garbage bin side support board and prevent that garbage bin slope channel-section steel can avoid the garbage bin to promote the in-process slope, make its weighing in-process remain stable, make the complete transmission of garbage bin weight give weighing sensor.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the prior art and the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of an automatic weighing device of a compression type garbage collection and transportation vehicle according to an embodiment of the present invention;
FIG. 2 is a perspective schematic view of the automatic weighing device of the compressed garbage collection truck according to the embodiment of the present invention;
fig. 3 is a schematic front view of the automatic weighing device of the compressed garbage collection and transportation vehicle according to the embodiment of the present invention;
fig. 4 is a schematic side view of the automatic weighing device of the compressed garbage collection and transportation vehicle according to the embodiment of the present invention;
fig. 5 is a schematic top view of the automatic weighing device of the compressed garbage collection and transportation vehicle according to the embodiment of the present invention;
FIG. 6 is a schematic elevation view of a load cell support frame mechanism;
FIG. 7 is a side view schematic of the load cell bracket mechanism;
FIG. 8 is a schematic top view of a load cell support bracket mechanism;
FIG. 9 is a schematic structural diagram of a garbage can hanging plate mechanism in a front view;
FIG. 10 is a schematic side view of the hanging plate mechanism of the trash can;
FIG. 11 is a schematic top view of the hanging plate mechanism of the trash can;
fig. 12 is a control schematic block diagram of the automatic weighing device of the compression type garbage collection and transportation vehicle according to the embodiment of the present invention;
FIG. 13 is a diagram showing the positional relationship between the points and the position sensors during the lifting process of the trash can.
The reference numbers in the figures denote:
1. hydraulically lifting the outer frame;
201. the device comprises a load cell, 202, a first load cell fixing plate, 203, a horizontal panel, 204, a first vertical panel, 205, a second vertical panel, 206, an ear plate, 207, an L-shaped connecting piece, 208, a sliding block, 209, a hinged seat, 210, an L-shaped proximity switch triggering steel plate, 211, a hydraulic cylinder, 212 and a hydraulic rod;
301. 302, 303, a side support plate of the garbage can and 304, a channel steel for preventing the garbage can from inclining;
401. a first position sensor 402, a second position sensor 403, a sensor support;
5. and 6, a main controller, and an ultrahigh frequency RFID card reader.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the automatic weighing device of the compression type garbage collection and transportation vehicle of the embodiment is integrally installed at the tail part of the garbage collection and transportation vehicle, and comprises a hydraulic lifting external frame 1, a weighing sensor module and a position sensor module, wherein the hydraulic lifting external frame 1 is fixed on a vehicle body as a support frame of other structures, the weighing sensor module is used for hanging and weighing a garbage can, the weighing sensor module is lifted along two side frame bodies of the hydraulic lifting external frame 1, the position sensor module is used for sensing the position of the garbage can, and the position sensor module is installed on one side frame body of the hydraulic lifting external frame 1.
The weighing sensor module comprises a weighing sensor support frame mechanism and a garbage can hanging plate mechanism, and the garbage can hanging plate mechanism is fixed above the weighing sensor support frame mechanism. As shown in fig. 6 to 8, the load cell support frame mechanism comprises an L-shaped support plate, a load cell 201 and a first load cell fixing plate 202; the L-shaped support plate comprises a horizontal panel 203, a first vertical panel 204, a second vertical panel 205 and ear plates 206, wherein the first vertical panel 204 is higher than the second vertical panel 205, the front end and the rear end of the horizontal panel 203 are respectively welded with the first vertical panel 204 and the second vertical panel 205, the ear plates 206 are arranged on two sides of the first vertical panel 204, and the tops of the ear plates 206 are welded with the horizontal panel 203; the lug plate 206 is fixedly connected with one side surface of the L-shaped connecting piece 207 through a bolt, two cylindrical sliding blocks 208 are vertically arranged outside the other side surface of the L-shaped connecting piece 207, and the sliding blocks 208 are matched and embedded into frame body grooves on two sides of the hydraulic lifting external frame 1; offer the hole that is used for holding weighing sensor 201 on the horizontal panel 203, weighing sensor fixed plate 202 is located the hole under, and both sides hem welding is in the bottom of horizontal panel 203, and weighing sensor 201 passes the hole and passes through bolt and weighing sensor fixed plate 202 fixed connection.
The load cell support mechanism further comprises a hinged seat 209 and an L-shaped proximity switch trigger steel plate 210; the hinged seat 209 is welded on the bottom surface of the horizontal panel 203, the hinged seat 209 is hinged with the tail end of a hydraulic rod 212 of a hydraulic cylinder 211 positioned on the lower frame body of the hydraulic lifting external frame 1, and the hydraulic rod 212 of the hydraulic cylinder 211 extends out or retracts to drive the weighing sensor support frame mechanism to ascend and descend along the frame body grooves on the two sides of the hydraulic lifting external frame 1; and one side surface of the L-shaped proximity switch trigger steel plate 210 is fixedly connected with the edge of the second vertical panel 205 through a bolt, and the other side surface of the L-shaped proximity switch trigger steel plate extends out of the weighing sensor support frame mechanism and is close to a frame body on one side of the hydraulic lifting external frame 1.
As shown in fig. 9 to 11, the garbage can hanging plate mechanism comprises a garbage can hanging tooth 301, a second weighing sensor fixing plate 302 and a garbage can side supporting plate 303, the three components are welded into a whole, the garbage can hanging tooth 301 is used for hanging the edge of a garbage can, the garbage can side supporting plate 303 is used for supporting the can body of the garbage can, reinforcing ribs are arranged inside the garbage can side supporting plate 303 to prevent the garbage can side supporting plate 303 from deforming, the second weighing sensor fixing plate 302 is positioned above the horizontal panel 203 of the L-shaped supporting plate, the lower end of the garbage can hanging tooth 301 is welded and fixed with the upper part of the second weighing sensor fixing plate 302, the upper end of the garbage can side supporting plate 303 is welded and fixed with the lower part of the second weighing sensor fixing plate 302, the upper part of the weighing sensor 201 is fixedly connected with the second weighing sensor fixing plate 302 through bolts, the weighing sensor 201 is positioned between the second weighing, this kind of mounting means of weighing sensor 201, it is fixed firm, can realize quick assembly disassembly.
Garbage bin link plate mechanism still includes prevents garbage bin slope channel-section steel 304, sets up in the outside lower part of garbage bin side backup pad 303, prevents that the garbage bin that the great clearance of eaves of garbage bin limit leads to from inclining.
The position sensor module comprises a first position sensor 401 and a second position sensor 402 located below the first position sensor 401, the first position sensor 401 and the second position sensor 402 are inductive proximity switches, the first position sensor 401 and the second position sensor 402 are fixed on a frame body on one side of the hydraulic lifting external frame 1 through a sensor support 403 at intervals and are close to the extending portion of the L-shaped proximity switch trigger steel plate 210, the first position sensor 401 and the second position sensor 402 are matched with the L-shaped proximity switch trigger steel plate 210 for use, and when the weighing sensor module is lifted, the L-shaped proximity switch trigger steel plate 210 is close to the inductive proximity switch to trigger the inductive proximity switch to output signals.
In addition to the above structure, the automatic weighing device further comprises a main controller 5 and an ultrahigh frequency RFID card reader 6, as shown in fig. 12, the main controller 5 is connected with a weighing sensor 201, a hydraulic cylinder 211, the ultrahigh frequency RFID card reader 6, a first position sensor 401 and a second position sensor 402, the weighing sensor 201 transmits the sampling weight of the trash can to the main controller 5, the first position sensor 401 and the second position sensor 402 transmit the position information of the trash can to the main controller 5, the main controller 5 controls the hydraulic cylinder 211 to act, so that the hydraulic rod 212 can ascend and descend vertically, meanwhile, the main controller 5 completes sampling and weight calculation in the lifting process and descending process of the trash can, and uploads data to a management platform through a built-in 4G/3G/NBIOT module. The ultrahigh frequency RFID card reader 6 is used for reading an RFID label on the garbage can and identifying information of the garbage can, the main controller 5 and the ultrahigh frequency RFID card reader 6 are both installed at the vehicle body of the cleaning and transporting vehicle, and the distance between the ultrahigh frequency RFID card reader 6 and the garbage can mounting position is less than 0.5 m.
The automatic weighing method realized based on the automatic weighing device of the compression type garbage collection and transportation vehicle comprises the following steps:
step S1, calculating an ascent-state sampling position and an ascent-state compensation coefficient;
step S2, calculating a descending state sampling position and a descending state compensation coefficient;
step S3, calculating the actual weight of the garbage can in the ascending state according to the sampling position in the ascending state and the compensation coefficient in the ascending state; calculating the actual weight of the garbage can in the descending state according to the descending state sampling position and the descending state compensation coefficient; the weight of the garbage collected at this time is the actual weight of the garbage can in the rising state-the actual weight of the garbage can in the falling state.
The specific implementation process of step S1 is as follows:
in step S101, the method for calculating the sampling position in the ascending state is as follows:
the sampling position is characterized in that the weight data measured each time are basically consistent, and the deviation value is small.
Firstly, a reference sampling position t is determined through experiments0And the minimum positional deviation unit Δ t, preparing aA garbage can with total weight W;
then respectively at the reference sampling positions t0Weighing and measuring the deviation N x delta t on the position and the deviation N x delta t under the position, wherein N represents the number of the sampling positions at intervals, the total testing times is 2N +1 times, the garbage can is continuously lifted for N times in the measuring process of each position, and the weight of the garbage can is measured to be W respectively1…WNCalculating the standard deviation sigma of each position measurement by using a known standard deviation formula;
among all the positions, the position where the standard deviation σ is smallest is measured, i.e., the up-state sampling position.
The standard deviation calculation method mentioned above is:
at the sampling position t, continuously lifting the garbage can for N times, and determining the weight of the garbage can to be W1…WN；
Calculating the arithmetic mean W of the weights0＝(W1+W2+…WN)/N；
This measurement standard deviation σ ═ sqrt (((W)1-W0)^2+(W2-W0)^2+......(WN-W0)^2)/(N-1))。
In step S102, the ascending state compensation coefficient calculation method is as follows:
continuously lifting the garbage can at the determined lifting state sampling position, and determining the weight of the garbage can to be W1…WNCalculating the arithmetic mean W of the weights0＝(W1+W2+…WN)/N；
The ascending state compensation coefficient is equal to the weight W of the garbage can/the arithmetic mean W of the ascending state sampling position0。
The specific implementation process of step S2 is as follows:
in step S201, in the descending state, the sampling position of the descending state is the position of the first position sensor, i.e. the position of the first position sensor encountered in the descending process.
Step S202, continuously lifting the garbage can at the determined descending state sampling position, and determining that the weight of the garbage can is W1…WNCalculating the arithmetic mean W of the weights0'＝(W1+W2+…WN)/N；
The descending state compensation coefficient is equal to the weight W of the garbage can/the arithmetic mean W of the sampling position of the descending state0'。
The specific implementation process of step S3 is as follows:
as shown in fig. 13, the alphabetical meaning of each point in the figure is: the method comprises the following steps that according to the lifting process position of the garbage can, from bottom to top, a point A, a point B, a point C and a point D are respectively arranged, wherein the point A represents the position of the garbage can contacting with a hanging gear of the garbage can, the point B represents the position of the garbage can starting to leave the ground, the point C represents the ascending state sampling position, and the point D represents the highest lifting point of the garbage can; point S1 represents the position of the position sensor two, point S2 represents the position of the position sensor one, point R1 represents the distance between point S1 and point S2, and point R2 represents the distance between point S2 and point C;
step S301, the method for calculating the actual weight of the garbage can in the ascending state comprises the following steps:
when S is1Position sensor two at point is triggered first, S2Judging the position sensor at the point to be in a lifting state when the position sensor at the point is triggered;
during the lifting process, from S1Lifting to S2Timing by a point t1Through R1/t1Calculating a lifting rate V;
by the formula R2V calculation from S2Point is increased to point C at time t2；
Determining the sampling starting time by timing, and weighing and sampling by a weighing sensor when the position of C point is reached to obtain the sampling weight W' of the garbage can;
the actual weight of the garbage can in the ascending state is the ascending state compensation coefficient and the sampling weight W' of the garbage can in the ascending state.
Step S302, the actual weight calculation method of the garbage can in the descending state is as follows:
when S is2Position sensor at point trigger first, S1Triggering the position sensor II at the point, and judging the position sensor II to be in a descending state;
at S2Weighing and sampling by a weighing sensor at the point position to obtain the sampling weight W of the garbage can;
and the actual weight of the descending garbage can is equal to the descending state compensation coefficient and the sampling weight W of the descending garbage can.
Step S303, calculating the weight of the collected garbage at this time by the following formula:
the weight of the garbage collected at this time is the actual weight of the garbage can in the rising state-the actual weight of the garbage can in the falling state.
Step S304, the total weight of the garbage in the garbage collection and transportation vehicle is calculated by the following steps:
when the garbage clearing and transporting vehicle is triggered each time, the total weight of the garbage clearing and transporting vehicle is reset;
the total weight of the garbage in the garbage truck is equal to the sum of the weight of the garbage dumped each time.
The following gives a concrete example of the automatic weighing method of the compression type garbage collection truck.
Step A, firstly selecting a hardware structure
The weighing sensor selects HQS-02 type; the first position sensor and the second position sensor use inductive NPN type 8mm proximity switches; the ultrahigh frequency RFID card reader adopts D-0811U of Dirott company; the main controller selects MK60DN512 type;
b, calculating a rising state sampling position and a rising state compensation coefficient;
in step B1, the method for calculating the sampling position of the rising state is as follows:
the garbage can of the garbage collection and transportation vehicle starts to be lifted to the highest point for compaction, the total lifting height is 60mm, and the positions below are all relative to the lifting starting position;
when the distance between the two ends is 25mm, the garbage can is not completely lifted off the ground; when it was 5mm at the top, the mount compressed tightly the garbage bin, and its weight is inaccurate, consequently effectively promotes the space and is 30 mm. Taking the middle value of the effective lifting height as a reference sampling position t0I.e. the initial lifting position is sampled at the position t with 40mm as a reference0The minimum positional deviation unit Δ t was 5mm and tested at 45mm, 35mm, 40mm, 50mm, 30mm, 55mm and 25mm, respectively, for seven positions.
The weight of the trash can was tested in advance, and a 20kg object was placed, assuming a total weight of W, and each position was tested 10 times to determine the weight of W, respectively1…W10The standard deviation is calculated according to the following formula:
calculating the arithmetic mean W of the weights0＝(W1+W2+…W10)/10；
This measurement standard deviation σ ═ sqrt (((W)1-W0)^2+(W2-W0)^2+......(W10-W0)^2)/(10-1))；
And comparing the standard deviation of the sampling positions, wherein the position with the minimum standard deviation value is the sampling position of the ascending state.
In step B2, the method for calculating the compensation coefficient in the rising state is as follows:
at the above-determined sampling position in the ascending state, the object is put in such a manner that the total weight of the trash can is 20kg and is measured 10 times, respectively, provided that the arithmetic mean W of the weight of the sampling position0The compensation coefficient at the sampling position is 20kg/W0；
Repeating the steps when the total weight of the garbage can is 40kg, 60kg, 80kg, 100kg and 120kg respectively, and measuring compensation coefficients of different weight intervals, wherein the compensation coefficients are respectively set according to the weight of less than 20kg, 20-40 kg, 40-60 kg, 60-80 kg, 80-100 kg and more than 100 kg.
Step C, calculating a descending state sampling position and a descending state compensation coefficient;
step C1, the descending state sampling position is the position of the first position sensor;
in step C2, the calculation method of the descent state compensation coefficient is as follows:
at the above-determined sampling position in the descending state, the objects are put in such a manner that the total weight of the trash can is 20kg and the objects are respectively measured 10 times, provided that the arithmetic mean W of the weight of the sampling position0' the compensation coefficient at the sampling position is 20kg/W0'；
Repeating the steps when the total weight of the garbage can is 40kg, 60kg, 80kg, 100kg and 120kg respectively, and measuring compensation coefficients of different weight intervals, wherein the compensation coefficients are respectively set according to the weight of less than 20kg, 20-40 kg, 40-60 kg, 60-80 kg, 80-100 kg and more than 100 kg.
Step D, weighing and measuring;
step D1, the method for calculating the actual weight of the garbage can in the ascending state is as follows:
when S is1Position sensor two at point is triggered first, S2Judging the position sensor at the point to be in a lifting state when the position sensor at the point is triggered;
the main controller is respectively triggered and timed by two position sensors according to the fixed distance R1Calculating the lifting rate V by the formula R2V calculation from S2Point is increased to point C at time t2；
Determining the sampling starting time by timing, and weighing and sampling by a weighing sensor when the position of C point is reached to obtain the sampling weight W' of the garbage can;
the actual weight of the garbage can in the ascending state is the ascending state compensation coefficient and the sampling weight W' of the garbage can in the ascending state.
Step D2, the actual weight calculation method of the garbage bin in the descending state is as follows:
when S is2Position sensor at point trigger first, S1Triggering the position sensor II at the point, and judging the position sensor II to be in a descending state;
at S2Weighing and sampling by a weighing sensor at the point position to obtain the sampling weight W of the garbage can;
and the actual weight of the descending garbage can is equal to the descending state compensation coefficient and the sampling weight W of the descending garbage can.
Step D3, calculating the weight of the collected garbage at this time by the following formula:
the weight of the garbage collected at this time is the actual weight of the garbage can in the rising state-the actual weight of the garbage can in the falling state.
Step D4, the method for calculating the total weight of the garbage in the garbage truck comprises the following steps:
when the garbage clearing and transporting vehicle is triggered each time, the total weight of the garbage clearing and transporting vehicle is reset;
the total weight of the garbage in the garbage truck is equal to the sum of the weight of the garbage dumped each time.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides an automatic weighing device of compression rubbish clearance car which characterized in that includes:
hydraulically lifting the outer frame;
the weighing sensor module is used for hanging and weighing the garbage can and does lifting motion along the frame bodies on the two sides of the hydraulic lifting external frame;
and the position sensor module is used for sensing the position of the garbage can and is arranged on a frame body on one side of the hydraulic lifting external frame.
2. The automatic weighing device of a compression-type garbage collection and transportation vehicle of claim 1, wherein the load cell module comprises a load cell support frame mechanism and a garbage can hanging plate mechanism, and the garbage can hanging plate mechanism is fixed above the load cell support frame mechanism.
3. The automatic weighing device of the compressed garbage collection vehicle according to claim 2, wherein the load cell support mechanism comprises an L-shaped support plate, a load cell and a first load cell fixing plate;
the L-shaped supporting plate comprises a horizontal panel, a vertical panel and ear plates positioned on two sides of the vertical panel; the lug plate is fixedly connected with one side face of the L-shaped connecting piece, a plurality of sliding blocks are vertically arranged outside the other side face of the L-shaped connecting piece, and the sliding blocks are matched and embedded into frame body grooves on two sides of the hydraulic lifting external frame;
the horizontal panel is provided with a hole for accommodating a weighing sensor, and the first weighing sensor fixing plate is positioned below the hole and fixed at the bottom of the horizontal panel;
the weighing sensor penetrates through the hole and is fixed on the first weighing sensor fixing plate.
4. The automatic weighing device of a compression-type garbage collection vehicle of claim 3, wherein the load cell support mechanism further comprises a hinge seat and an L-shaped proximity switch trigger steel plate which are arranged on the bottom surface of the horizontal panel;
the hinged seat is hinged with a hydraulic rod of a hydraulic cylinder on the lower frame body of the hydraulic lifting external frame;
the L-shaped proximity switch trigger steel plate is fixed at the edge of the horizontal panel.
5. The automatic weighing device of the compression type garbage collection vehicle according to claim 3, wherein the garbage can hanging plate mechanism comprises a garbage can hanging tooth, a second weighing sensor fixing plate and a garbage can side supporting plate;
the garbage can hanging teeth are used for hanging the edge of the garbage can and are arranged above the side supporting plate of the garbage can;
the garbage can side supporting plate is used for supporting a can body of the garbage can;
and the second weighing sensor fixing plate is horizontally fixed at the joint of the lower part of the hanging tooth of the garbage can and the upper part of the side supporting plate of the garbage can, and the upper part of the weighing sensor is fixedly connected with the second weighing sensor fixing plate.
6. The automatic weighing device of the compression garbage collection vehicle of claim 5, wherein the garbage can hanging plate mechanism further comprises a garbage can inclination prevention channel steel arranged at the lower part of the outer side of the garbage can side supporting plate.
7. The automatic weighing device of the compressed garbage collection vehicle of claim 4, wherein the position sensor module comprises a first position sensor and a second position sensor which is positioned below the first position sensor, and the first position sensor and the second position sensor adopt inductive proximity switches; the first position sensor and the second position sensor are fixed on a frame body on one side of the hydraulic lifting external frame at intervals through sensor supports; the first position sensor and the second position sensor are matched with the L-shaped proximity switch trigger steel plate for use.
8. The automatic weighing device of a compression-type garbage collection and transportation vehicle of claim 7, further comprising a main controller connected to the weighing sensor, the hydraulic cylinder, the first position sensor and the second position sensor.
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| CN201922296156.XU CN211593817U (en) | 2019-12-19 | 2019-12-19 | Automatic weighing device of compression rubbish clearance car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562366A (en) * | 2021-08-09 | 2021-10-29 | 宁波柯力传感科技股份有限公司 | Garbage bin hoisting device with function of weighing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562366A (en) * | 2021-08-09 | 2021-10-29 | 宁波柯力传感科技股份有限公司 | Garbage bin hoisting device with function of weighing |
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