CN210150043U

CN210150043U - Lifting structure of garbage truck

Info

Publication number: CN210150043U
Application number: CN201920489566.3U
Authority: CN
Inventors: 郑经高
Original assignee: Zhejiang Xinhuang Environmental Engineering Co Ltd
Current assignee: Zhejiang Xinhuang Environmental Engineering Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-03-17
Anticipated expiration: 2029-04-12

Abstract

The utility model relates to a lifting structure of garbage truck relates to urban sanitation technical field, because current dustbin lifts into the carriage usually by the manual work in, then the operator very difficultly and low efficiency. This scheme includes the carriage, and the afterbody opening setting of carriage, and open at the bottom of the carriage that the carriage is close to afterbody one end has the lift breach, and lift breach department is equipped with the supporting piece, is fixed with the electric jar of lift in the carriage, and the output shaft of the electric jar of lift connects in the supporting piece. This scheme accessible lift electric cylinder drives the supporter and goes up and down to realize lifting work on the dustbin, saved the manpower, improved efficiency.

Description

Lifting structure of garbage truck

Technical Field

The utility model belongs to the technical field of the urban sanitation technique and specifically relates to a lift structure of garbage truck is related to.

Background

In urban cleaning, a garbage truck is an essential tool for centralized garbage transportation, the existing garbage truck is divided into two types, the first type is that the garbage can be turned over and lifted, and garbage in the garbage can is poured into the truck for centralized transportation; and the second type is that the garbage can filled with garbage is directly and intensively transported to a garbage recycling treatment station and is intensively dumped.

For the second type of garbage truck, during the collection process of the garbage can, the garbage can usually needs to be manually lifted into the carriage of the garbage truck by an operator, and therefore, the carrying operation of the garbage can is very laborious.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lifting structure of garbage truck can improve the handling efficiency of dustbin to and the operator can be more laborsaving.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a lift structure of garbage truck, includes the carriage, the afterbody opening setting of carriage, and the carriage near the bottom of the carriage of afterbody one end and open and have the lift breach, lift breach department is equipped with the supporting piece, is fixed with the electric jar that goes up and down in the carriage, and the output shaft of the electric jar that goes up and down connects in the supporting piece.

Through adopting above-mentioned technical scheme, when the supporter descends and laminates the ground upside, the operator can promote the dustbin to the supporter upside, later under the drive of lift electric jar, the dustbin is lifted to the carriage height on, and then can be pushed into in the carriage. Thereby saving manpower and improving efficiency.

The utility model discloses further set up to: the support part comprises a fixed frame connected with an output shaft of the lifting electric cylinder and a turnover plate rotatably connected with the fixed frame, the fixed frame comprises two side rods arranged in parallel and a connecting rod fixedly connected between the two side rods, the connecting rod is connected to one end of each side rod far away from the tail of the carriage, the turnover plate is rotatably connected with the connecting rod, and the turnover axis of the turnover plate is parallel to the central axis of the connecting rod; the traction part is installed on the upper side of the fixing frame, the traction rope is connected to the traction part, and one end, far away from the traction part, of the traction rope is connected to the upper side of the turnover plate.

By adopting the above technical scheme, sometimes, since the vehicle is parked on a slope and the carriage and the supporting member are in an inclined state, the dustbin supported on the upper side of the supporting member is also inclined, and in order to keep the dustbin stable during the ascending process of the dustbin, an operator often needs to hold the dustbin, and if the dustbin is heavy, the holding operation is very laborious for the operator. The turnover plate in the scheme can realize turnover so as to realize that the turnover plate is in a horizontal state in the environment of an uphill slope, a downhill slope and the like, and an operator does not need to exert great strength to hold the dustbin when lifting the dustbin.

The utility model discloses further set up to: and a level ruler is fixed on the turnover plate.

Through adopting above-mentioned technical scheme, the operator accessible looks over the bubble position in the level bar to know whether the returning face plate has reached the horizontality.

The utility model discloses further set up to: the turnover plate comprises a plurality of placing areas, and the plurality of placing areas are sequentially arranged along the axial direction of the connecting rod.

Through adopting above-mentioned technical scheme, every is placed the district and can be used to place a dustbin, then a returning face plate can be used to a plurality of dustbin of going up and down simultaneously.

The utility model discloses further set up to: the carriage is internally provided with a plurality of groups of clamping components which are arranged at intervals along the axial direction of the carriage, each clamping component comprises two clamping grooves and a clamping rod connected between the two clamping grooves, and the two clamping grooves are respectively arranged on the carriage walls on the two sides of the carriage; the clamping groove comprises a vertical section and a bending section connected to the upper end of the vertical section.

By adopting the technical scheme, the space between the two adjacent clamping components can be used for placing the dustbin, and the clamping components can limit the movement of the dustbin, so that when a vehicle runs on an uphill or downhill, the probability that the dustbin slides in a carriage and tips over can be reduced.

When needs restriction dustbin removed, only need slide the screens pole to the lower extreme of vertical section from crooked section, at this moment, the screens pole just in time is located the waist position of dustbin, can block the dustbin and remove wantonly. When the dustbin is pushed out as required, an operator only needs to push the end part of the clamping rod up to the bent section from the vertical section, and the clamping rod at the moment is higher than the dustbin, so that the movement of the dustbin is not hindered.

The utility model discloses further set up to: the periphery in the middle part of the clamping rod is wrapped with a rubber sleeve.

By adopting the technical scheme, the rubber sleeve can facilitate an operator to control the positioning rod to slide along the length direction of the clamping groove.

The utility model discloses further set up to: the carriage is internally provided with an illuminating lamp, and an illuminating circuit used for controlling the illumination of the illuminating lamp according to the light intensity in the carriage and the sound intensity in the carriage is arranged in the carriage.

Through adopting above-mentioned technical scheme, thereby lighting circuit is used for controlling the light and goes out according to the light intensity in the carriage and the sound intensity in the carriage.

The utility model discloses further set up to: the lighting circuit includes:

the light sensor is arranged in the carriage and used for detecting the light intensity in the carriage so as to output a light intensity detection value;

the first comparing unit is coupled to the output end of the light sensor to receive the light intensity detection value and compare the light intensity detection value with a preset value of the first comparing unit to output a first comparing signal;

a sound sensor installed in the vehicle compartment and detecting a sound intensity in the vehicle compartment to output a sound detection value;

the second comparing unit is coupled to the output end of the sound sensor to receive the sound detection value and compare the sound detection value with a preset value of the second comparing unit to output a second comparison signal;

the delay unit is coupled to the output end of the first comparison unit and the output end of the second comparison unit to respectively receive the first comparison signal and the second comparison signal and responds to the first comparison signal and the second comparison signal to realize resetting or delay output of the delay signal;

and the control unit is coupled with the output end of the delay unit to receive the delay signal and control the on-off of the illuminating lamp.

Through adopting above-mentioned technical scheme, the light can only be darker in the carriage to and there is the operator to implement the operation and light when sounding, thereby light at suitable time, in order to make things convenient for the operator to pass the dustbin.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, the lifting electric cylinder can drive the supporting piece to lift so as to drive the dustbin to lift, so that the process of manually lifting the dustbin is omitted, and the carrying of the dustbin is more labor-saving;

2. in the scheme, the traction piece can realize the turnover of the turnover plate, so that the dustbin does not need to be manually held under different environments, and the labor is saved;

3. in this scheme, the screens subassembly can reduce the dustbin and slide and lead to the probability of tumbling in the carriage.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural view of the rear part of the car in fig. 1.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic cross-sectional view of the present embodiment.

Fig. 5 is a schematic structural view of the catch lever of fig. 4.

Fig. 6 is a circuit diagram of a lighting circuit.

Fig. 7 is a circuit diagram of the 555 delay portion.

In the figure, 1, a vehicle compartment; 11. a lifting gap; 12. mounting a plate; 13. a lifting electric cylinder; 2. a support member; 21. a fixing frame; 211. a side bar; 212. a connecting rod; 22. a turnover plate; 23. a mounting seat; 24. a pulling member; 25. winding a wire sleeve; 26. a pulling rope; 27. a level bar; 3. a clamping component; 31. a clamping groove; 311. a vertical section; 312. a curved section; 32. a position clamping rod; 33. a rubber sleeve; 4. an illuminating lamp; 5. a lighting circuit; 51. a light sensor; 52. a first comparing unit; 53. a sound sensor; 54. a second comparing unit; 55. a delay unit; 56. a control unit.

Detailed Description

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

Referring to fig. 1 and 2, in order to disclose the lifting structure of a garbage truck of the present invention, the lifting structure comprises a carriage 1, an opening is arranged at the tail of the carriage 1, a lifting gap 11 is arranged at the bottom of the carriage 1 near one end of the tail, and a plate-shaped supporting member 2 is arranged at the lifting gap 11; two mounting plates 12 are fixed on two carriage walls in the carriage 1, two lifting electric cylinders 13 are mounted on the lower side of each mounting plate 12, and output shafts of the lifting electric cylinders 13 are connected to the supporting member 2. The dustbin can push to the support 2 upside to under the drive of lift electric cylinder 13, realize the synchronous rising of support 2 and dustbin, rise to the railway carriage or compartment bottom that is flushed in carriage 1 until support 2.

Referring to fig. 2 and 3, the support 2 includes: the fixed frame 21 of "Contraband" shape, returning face plate 22, fixed frame 21 include two parallel arrangement's limit pole 211, fixed connection in the connecting rod 212 between two limit poles 211, and connecting rod 212 connects in the one end that the tail of carriage 1 was kept away from in limit pole 211, and a side of returning face plate 22 rotates and connects in connecting rod 212, and the axis of rotation of returning face plate 22 is on a parallel with the axis of connecting rod 212.

The upper side of each side rod 211 is fixedly provided with a mounting seat 23, a traction piece 24 is mounted on the mounting seat 23, the traction piece 24 is a band-type servo motor, a winding sleeve 25 is fixedly sleeved on an output shaft of the traction piece 24, a traction rope 26 is connected to the winding sleeve 25, and one end, far away from the traction piece 24, of the traction rope 26 is connected to the upper side of the turnover plate 22. The turnover plate 22 can be turned up or down under the combined action of the pulling piece 24 and the gravity of the turnover plate 22. When the vehicle is stopped on an uphill or downhill slope, with the carriage 1 and the support 2 in a tilted position, the waste bin supported on the upper side of the support 2 will also tilt, and in order to keep the waste bin stable during its ascent, the operator will often need to hold the waste bin, which is also very laborious for the operator in case the waste bin is heavy. The turnover plate 22 in the scheme can be turned over so as to enable the turnover plate 22 to be in a horizontal state in the environment of an uphill slope, a downhill slope and the like, and therefore an operator does not need to spend great force on holding the dustbin when the turnover plate 22 lifts the dustbin.

The level ruler 27 is installed on the upper side of the turnover plate 22, and the length direction of the level ruler 27 is perpendicular to the turnover axis direction of the turnover plate 22, so that an operator can know whether the turnover plate 22 is in a horizontal state or not by checking the position of air bubbles in the level ruler 27. The turnover plate 22 comprises three placing areas, the three placing areas are sequentially arranged along the axial direction of the connecting rod 212, and each placing area can be used for placing a garbage can.

Referring to fig. 4 and 5, a plurality of sets of clamping components 3 are arranged in the carriage 1 at intervals along the length direction of the carriage 1, a space between two adjacent sets of clamping components 3 can be used for placing a garbage can, and the clamping components 3 can limit the movement of the garbage can, so that when the vehicle runs on an uphill or downhill, the probability that the garbage can slides in the carriage 1 and tips over can be reduced. The clamping assembly 3 comprises two clamping grooves 31 and a clamping rod 32 connected between the two clamping grooves 31, and the two clamping grooves 31 are respectively arranged on the carriage walls on the two sides of the carriage 1; the catching groove 31 includes a vertical section 311, and a bent section 312 connected to an upper end of the vertical section 311.

The periphery of the middle part of the clamping rod 32 is wrapped with a rubber sleeve 33, and the rubber sleeve 33 can facilitate an operator to control the clamping rod 32 to slide along the length direction of the clamping groove 31.

The carriage 1 is provided with an illuminating lamp 4, and the carriage 1 is further provided with an illuminating circuit 5 (see fig. 6), wherein the illuminating circuit 5 is used for controlling the illuminating lamp 4 to be turned on or off according to the light intensity in the carriage 1 and the sound intensity in the carriage 1.

Referring to fig. 6 and 7, the lighting circuit 5 includes:

a light sensor 51 installed in the vehicle compartment 1 (see fig. 4) and detecting the intensity of light in the vehicle compartment 1 to output a light intensity detection value;

a first comparing unit 52 coupled to the output end of the light sensor 51 for receiving the light intensity detection value and comparing the light intensity detection value with a preset value of the first comparing unit 52 to output a first comparison signal;

a sound sensor 53 installed in the vehicle compartment 1 (see fig. 4) and detecting the intensity of sound in the vehicle compartment 1 to output a sound detection value;

a second comparing unit 54 coupled to the output end of the sound sensor 53 for receiving the sound detection value and comparing the sound detection value with a preset value of the second comparing unit 54 to output a second comparison signal;

a delay unit 55 coupled to the output terminal of the first comparing unit 52 and the output terminal of the second comparing unit 54 to receive the first comparing signal and the second comparing signal, respectively, and to implement a reset or delay output of the delay signal in response to the first comparing signal and the second comparing signal;

and a control unit 56 coupled to the output end of the delay unit 55 to receive the delay signal and control the power on/off of the illumination lamp 4.

The first comparing unit 52 includes: the circuit comprises a comparator A, a resistor R1 and a resistor R2, wherein the reverse end of the comparator A is coupled to the output end of the light sensor 51, the resistor R1 is connected between the positive phase end of the comparator A and the direct current VCC in series, the resistor R2 is connected between the positive phase end of the comparator A and the ground in series, and the voltage value at the two ends of the resistor R2 is the preset value of the first comparing unit 52.

The second comparing unit 54 includes: the comparator B, the resistor R3, and the resistor R4, wherein the positive phase terminal of the comparator B is coupled to the output terminal of the sound sensor 53, the resistor R3 is connected in series between the negative phase terminal of the comparator B and the dc VCC, the resistor R4 is connected in series between the negative phase terminal of the comparator B and the ground, and the voltage value at the two ends of the resistor R4 is the preset value of the second comparing unit 54.

The delay unit 55 includes an and gate U, a not gate N, and a 555 delay unit, two input terminals of the and gate U are coupled to the output terminal of the comparator a and the output terminal of the comparator B respectively to receive the first comparison signal and the second comparison signal respectively, an input terminal of the not gate N is coupled to the output terminal of the and gate U, and a reset terminal of the 555 delay unit is coupled to the output terminal of the not gate N.

The control unit 56 includes: the circuit comprises a resistor R5, a resistor R6, a triode Q1, a freewheeling diode D1 and a relay KM 1.

One end of a resistor R5 is coupled to the output end of the 555 delay part, the other end of the resistor R5 is coupled to the base electrode of the triode Q1, a resistor R6 is connected between the base electrode of the triode Q1 and the ground in series, the emitter electrode of the triode Q1 is grounded, the relay KM1 is provided with a coil and a normally closed contact, the coil of the relay KM1 is connected between the collector electrode of the triode Q1 and the direct current VCC in series, the normally closed contact of the relay KM1 is connected in series in the power supply loop of the illuminating lamp 4, the anode of the freewheeling diode D1 is coupled to the collector electrode of the triode Q1, and the.

It should be noted that the 555 delay portion is a 555 delay circuit, the fourth pin of the 555 chip is a reset end, and is reset triggered by a low level, when the light in the car 1 is dark and an operator makes an operation sound (the preset value of the first comparing unit 52 is greater than the light intensity detection value, and the preset value of the second comparing unit 54 is less than the sound detection value), the first comparing unit 52 and the second comparing unit 54 both output a high level signal to the and gate U, and the not gate N outputs a low level signal to the reset end of the 555 delay portion, so that the 555 chip is reset, the 555 delay circuit does not start working, and sends a low level delay signal, and after the control unit 56 receives the low level delay signal, the normally closed contact of the relay KM1 is still closed, and the illumination lamp 4 is turned on.

Only when the preset value of the first comparing unit 52 is greater than the light intensity detection value and the preset value of the second comparing unit 54 is less than the sound detection value, the reset end of the 555 delay unit can receive a low-level signal, and because the 555 delay unit triggers reset for low level, the 555 chip can be reset and refreshed only when the above conditions are met, the delay is started again, and the illuminating lamp 4 can be lighted without sending a high-level delay signal. In other words, the illumination lamp 4 is lit only when the preset value of the first comparing unit 52 is larger than the light intensity detection value and the preset value of the second comparing unit 54 is smaller than the sound detection value within the set delay time.

The implementation principle of the embodiment is as follows: when the support member 2 descends and is attached to the upper side of the ground, an operator can push the dustbin to the upper side of the support member 2, and then the dustbin is lifted to the height of the carriage 1 under the driving of the lifting electric cylinder 13, so that the dustbin can be pushed into the carriage 1. Sometimes, the vehicle is parked on a slope, which causes the support 2 to be inclined, which in turn causes the dustbin to be held by a person during the lifting process, which is a laborious and dangerous problem. Therefore, the turning angle of the turning plate 22 can be changed by the gravity of the pulling piece 24 and the turning plate 22 in the scheme, and finally the turning plate 22 is in a horizontal state, so that the manual operation of holding the dustbin is omitted in the process of lifting the dustbin, the labor is saved, and the danger is reduced.

The illumination lamp 4 may be lit only when the light in the vehicle compartment 1 is dark and when the operator performs the operation and makes a sound, thereby being lit at a proper time to facilitate the operator to push the dustbin.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a lift structure of garbage truck, includes carriage (1), its characterized in that: the rear opening of the carriage (1) is arranged, a lifting notch (11) is formed in the bottom of the carriage (1) close to one end of the rear portion, a supporting piece (2) is arranged at the lifting notch (11), a lifting electric cylinder (13) is fixed in the carriage (1), and an output shaft of the lifting electric cylinder (13) is connected to the supporting piece (2).

2. The lifting structure of a garbage truck according to claim 1, characterized in that: the support piece (2) comprises a fixed frame (21) connected to an output shaft of the lifting electric cylinder (13) and a turnover plate (22) rotatably connected to the fixed frame (21), the fixed frame (21) comprises two side rods (211) arranged in parallel and a connecting rod (212) fixedly connected between the two side rods (211), the connecting rod (212) is connected to one end, far away from the tail part of the carriage (1), of each side rod (211), the turnover plate (22) is rotatably connected to the connecting rod (212), and the turnover axis of the turnover plate (22) is parallel to the central axis of the connecting rod (212); a traction piece (24) is installed on the upper side of the fixing frame (21), a traction rope (26) is connected to the traction piece (24), and one end, far away from the traction piece (24), of the traction rope (26) is connected to the upper side of the turnover plate (22).

3. The lifting structure of a garbage truck according to claim 2, characterized in that: a level (27) is fixed on the turnover plate (22).

4. The lifting structure of a garbage truck according to claim 2, characterized in that: the turnover plate (22) comprises a plurality of placing areas, and the placing areas are sequentially arranged along the axial direction of the connecting rod (212).

5. The lifting structure of a garbage truck according to claim 1, characterized in that: a plurality of groups of clamping components (3) are arranged in the carriage (1) at intervals along the axis direction of the carriage (1), each clamping component (3) comprises two clamping grooves (31) and a clamping rod (32) connected between the two clamping grooves (31), and the two clamping grooves (31) are respectively arranged on the carriage walls on the two sides of the carriage (1); the clamping groove (31) comprises a vertical section (311) and a bending section (312) connected to the upper end of the vertical section (311).

6. The lifting structure of a garbage truck according to claim 5, characterized in that: the periphery in the middle part of the clamping rod (32) is wrapped with a rubber sleeve (33).

7. The lifting structure of a garbage truck according to claim 1, characterized in that: install light (4) in carriage (1), thereby be equipped with in carriage (1) and be used for controlling lighting circuit (5) that light (4) go on and off according to the light intensity in carriage (1) and the sound intensity in carriage (1).

8. The lifting structure of a garbage truck according to claim 7, characterized in that: the lighting circuit (5) comprises:

a light sensor (51) installed in the vehicle compartment (1) and used for detecting the light intensity in the vehicle compartment (1) to output a light intensity detection value;

a first comparing unit (52) coupled to the output end of the light sensor (51) for receiving the light intensity detection value and comparing the light intensity detection value with a preset value of the first comparing unit (52) to output a first comparison signal;

a sound sensor (53) installed in the vehicle compartment (1) and configured to detect a sound intensity in the vehicle compartment (1) to output a sound detection value;

a second comparing unit (54) coupled to the output end of the sound sensor (53) for receiving the sound detection value and comparing the sound detection value with a preset value of the second comparing unit (54) to output a second comparison signal;

a delay unit (55) coupled to the output terminal of the first comparing unit (52) and the output terminal of the second comparing unit (54) to receive the first comparing signal and the second comparing signal, respectively, and to implement a reset or delay output of the delay signal in response to the first comparing signal and the second comparing signal;

and the control unit (56) is coupled to the output end of the delay unit (55) to receive the delay signal and control the on-off of the illuminating lamp (4).