CN211395529U - A dirt absorbing device for pure electric vehicles - Google Patents
A dirt absorbing device for pure electric vehicles Download PDFInfo
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- CN211395529U CN211395529U CN201921396714.3U CN201921396714U CN211395529U CN 211395529 U CN211395529 U CN 211395529U CN 201921396714 U CN201921396714 U CN 201921396714U CN 211395529 U CN211395529 U CN 211395529U
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- sewage tank
- soil pick
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Abstract
The utility model discloses a soil pick-up device for pure electric vehicles relates to sanitation equipment technical field, include first motor, integral type soil pick-up pump, soil pick-up pump pipeline, sewage jar, soil pick-up pipeline, level sensor, the anti-overflow valve that set gradually on pure electric vehicles, still including be used for to pure electric vehicles with the battery system of first motor power supply simultaneously. A battery system conduct that is used for pure electric vehicles's dirt suction device to use original pure electric vehicles the power of first motor, reasonable in design, compact structure has eliminated redundant power device, the effectual energy that has solved traditional fuel sanitation suction truck and faces scarce problem, the pollution emission that the rational control fuel brought is serious and violent attitude, the utility model discloses the low advantage such as pollution, energy-conservation, light that has had has improved pure electric sanitation suction truck's using widely greatly.
Description
Technical Field
The utility model relates to a sanitation equipment technical field, concretely relates to a dirt absorbing device for pure electric vehicles.
Background
Most of the existing sanitation sewage suction trucks realize the functions of sewage suction and discharge by the working principle of a vacuum pump; the air outlet of the tank body is connected with the air inlet of the vacuum pump through the four-way valve, and during sewage suction operation, air in the tank is pumped out through the vacuum pump, so that sewage is pressed into the tank body through the sewage suction pipeline under the action of the difference between atmospheric pressure and pressure in the tank. During sewage discharge operation, the vacuum pump is used for pumping air into the tank body for pressurization, so that sewage is discharged out of the tank body. However, the power used by the traditional sanitation sewage suction truck is achieved through a fuel mode, and the aims of saving traditional energy and reducing pollution emission cannot be achieved.
The patent with publication number CN 106640614A discloses a vacuum pump control system of a sewage suction truck, which comprises an oil tank, a hydraulic pump, a safety valve, a gear control valve, a forward gear clutch, a backward gear clutch, a first one-way valve, a second one-way valve, an explosion-proof power supply, an electromagnetic valve, a liquid level switch, a hydraulic control valve, a manual reversing valve, a hydraulic motor and a vacuum pump. The power used by the device is achieved through a fuel mode, although fuel can be saved to a certain extent, the purposes of saving traditional energy and reducing pollution emission cannot be achieved fundamentally all the time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a dirt suction device for pure electric vehicles can solve the energy shortage problem that traditional fuel sanitation soil pick-up car faces.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the utility model provides a soil pick-up device for pure electric vehicles, includes first motor, integral type soil pick-up pump, soil pick-up pump pipeline, sewage tank and the soil pick-up pipeline that sets gradually on the pure electric vehicles, the output shaft of first motor with the input shaft transmission of integral type soil pick-up pump is connected, the air inlet of integral type soil pick-up pump with the one end intercommunication of soil pick-up pump pipeline the top of sewage tank is provided with first sewage tank mouth and second sewage tank mouth, the other end of soil pick-up pump pipeline with first sewage tank mouth intercommunication first sewage tank mouth is provided with anti-overflow valve and level sensor, second sewage tank mouth with the one end intercommunication of soil pick-up pipeline.
The dirt suction device for the pure electric automobile further comprises a battery system which is used for supplying power to the pure electric automobile and the first motor at the same time, the battery system is arranged on the pure electric automobile, and the battery system is electrically connected with the first motor.
Preferably, the sewage tank comprises a first end portion and a second end portion, the first end portion is arranged towards the direction of the head of the pure electric vehicle, the second end portion is arranged towards the direction of the tail of the pure electric vehicle, the first sewage tank opening is formed in the first end portion, and the second sewage tank opening is formed in the second end portion.
Preferably, the second end is provided with a receiving opening for hanging and receiving the sewage suction pipeline.
Preferably, the sewage suction pump pipeline is provided with a pressure gauge for monitoring the pressure maintaining condition of the sewage tank.
Preferably, the electric vehicle is provided with a second motor for driving the electric vehicle, and the battery system is electrically connected with the second motor.
The utility model discloses a dirt suction devic for pure electric vehicles has following advantage:
firstly, the sewage suction device is installed on an original pure electric sanitation vehicle platform, a battery system of an original vehicle is used for supplying power to the first motor, and the integrated sewage suction pump is driven to operate through belt transmission, so that vacuum or high pressure is formed in the sewage tank, and the purposes of sucking sewage and discharging the sewage in the sewage tank are achieved. The effect of saving the energy of the traditional automobile is achieved, the pollution emission caused by fuel oil is reduced, and the environmental protection concept of the sanitation vehicle is better met.
Secondly, the utility model discloses be equipped with level sensor, when the liquid level in the sewage tank reaches level sensor produces the turn-on signal give after the controller that pure electric vehicles platform set up receives the signal first motor outage finishes the soil pick-up operation to play the effect of protection integral type soil pick-up pump and saving electric energy. Two situations that may occur here are: 1. after the liquid level in the sewage tank reaches the liquid level sensor, the controller cuts off the power of the first motor, the integrated sewage suction pump stops working, but a certain vacuum degree still exists in the sewage tank at the moment, and a small amount of sewage suction can be continuously carried out, so that the sewage overflows from the first sewage tank port and flows back into the integrated sewage suction pump; 2. the sewage suction operation is completed, the liquid level reaches the liquid level sensor, and the sanitation vehicle runs on a bumpy road surface, so that sewage can overflow from the first sewage tank opening and flow back into the integrated sewage suction pump. Once the two situations occur, the integrated sewage suction pump cannot continue to work normally. For solving this problem, the utility model discloses first sewage tank mouth upper portion sets up the anti-overflow valve, even if there is a small amount of sewage to spill over first sewage tank mouth, but also can not flow in the integral type soil pick-up pump to play the effect of protecting integral type soil pick-up pump once more, that is to say the utility model discloses a protection to integral type soil pick-up pump is dual.
Finally, the pressure gauge arranged on the sewage suction pump pipeline can be used for monitoring the pressure maintaining condition of the sewage tank, and if pressure data is inconsistent with theoretical data, whether faults exist in each device can be timely checked, for example, whether the sewage tank cracks or not, whether the sewage suction pipeline is blocked or not, whether the integrated sewage suction pump normally runs or not and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from the following drawings without inventive effort.
Fig. 1 is a schematic side view of an embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below, 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 other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In this embodiment, as shown in fig. 1, a dirt absorbing device for pure electric vehicles includes first motor 2, integral type soil pick-up pump 3, soil pick-up pump pipeline 4, sewage tank 6 and soil pick-up pipeline 9 that set gradually on pure electric vehicles 1, first motor 2's output shaft with the input shaft transmission of integral type soil pick-up pump 3 is connected, integral type soil pick-up pump 3's air inlet with the one end intercommunication of soil pick-up pump pipeline 4 the top of sewage tank 6 is provided with first sewage tank mouth 61 and second sewage tank mouth 62, the other end of soil pick-up pump pipeline 4 with first sewage tank mouth 61 intercommunication first sewage tank mouth 61 is provided with level sensor 7 and anti-overflow valve 8, second sewage tank mouth 62 with the one end intercommunication of soil pick-up pipeline 9.
The dirt suction device for the pure electric vehicle further comprises a battery system 1a used for supplying power to the pure electric vehicle 1 and the first motor 2 at the same time, the battery system 1a is arranged on the pure electric vehicle 1, the battery system 1a is electrically connected with the first motor 2, a drive is arranged on the electric vehicle 1, the second motor of the electric vehicle 1 is driven, and the battery system 1a is electrically connected with the second motor.
The dirt suction device for the pure electric vehicle is installed on an original pure electric sanitation vehicle platform, the battery system 1a of the original vehicle is used for supplying power to the first motor 2, the integrated dirt suction pump 3 is driven to operate through belt transmission, so that vacuum or high pressure is formed in the sewage tank 6, and the purposes of sucking sewage and discharging the sewage in the sewage tank 6 are achieved. The effect of saving the energy of the traditional automobile is achieved, the pollution emission caused by fuel oil is reduced, and the environmental protection concept of the sanitation vehicle is better met. The first motor 2 model adopted by the embodiment is YZR315M-890KW, the second motor model is Y315S-4 utmost point 110KW, and the types are AC induction motors, and the motors are strong in high temperature resistance, good in environmental adaptability, low in cost and low in efficiency.
The sewage tank 6 comprises a first end portion and a second end portion, the first end portion is arranged towards the direction of the head of the pure electric vehicle 1, the second end portion is arranged towards the direction of the tail of the pure electric vehicle 1, the first sewage tank opening 61 is formed in the first end portion, and the second sewage tank opening 62 is formed in the second end portion. The second sewage tank opening 62 is connected with one end of the sewage suction pipeline 9, the second sewage tank opening is connected in a welding mode, the connection mode is not limited to a certain mode, but the sealing performance can be guaranteed, and flange type connection, clamp type connection and flat welding connection can be adopted.
The second sewage tank opening 62 can be adjusted according to actual needs at the horizontal position of the sewage tank 6, and the second sewage tank opening 62 is arranged at the upper part of the sewage tank 6 and the tail end of the vehicle in the embodiment, so that the effective length of the sewage suction pipeline 9 is fully utilized.
The liquid level sensor 7 of this embodiment adopts the tuning fork formula liquid level sensor that model is TF-100 under the JEE brand, when the liquid level in the sewage tank 6 reaches liquid level sensor 7 produces the turn-on signal the controller that pure electric vehicles 1 platform set up receives give behind the turn-on signal first motor 2 cuts off the power supply to end the soil pick-up operation, thereby play protection integral type soil pick-up pump 3 and the effect of practicing thrift the electric energy.
In the present embodiment, a 48V brushless ac motor controller is used, and it is understood that the controller and the level sensor 7 are electrically connected by a wire, and the controller and the first motor 2 are electrically connected by a lead. The battery system 1a is electrically connected with the controller, the liquid level sensor 7, the first motor 2 and the second motor through leads respectively to supply power.
Two situations that may occur here are: 1. after the liquid level in the sewage tank 6 reaches the liquid level sensor 7, the controller powers off the first motor 2, the integrated sewage suction pump 3 stops working, but a certain vacuum degree may still exist in the sewage tank 6 at the moment, and a small amount of sewage suction is continuously carried out, so that the sewage overflows from the first sewage tank port 61 and flows back into the integrated sewage suction pump 3; 2. when the sewage suction operation is completed and the liquid level reaches the liquid level sensor 7, the sanitation vehicle encounters a bumpy road surface during running, which may cause sewage to overflow the first sewage tank port 61 and flow back into the integrated sewage suction pump 3.
Above-mentioned two kinds of circumstances are in case taken place, can cause integral type soil pick-up pump 3 can't continue normal work, for solving this problem, the utility model discloses first sewage jar mouth 61 upper portion sets up anti-overflow valve 8, even if there is a small amount of sewage to overflow first sewage jar mouth 61, but can not flow in integral type soil pick-up pump 3 yet to play the effect of protecting integral type soil pick-up pump 3 once more, that is to say the utility model discloses a protection to integral type soil pick-up pump 3 is dual in the design.
The overflow-preventing valve 8 can adopt a common float one-way valve, the model used in the embodiment is DCV-1-150 float one-way, and the overflow-preventing valve has the advantages of simple structure, convenience in installation and maintenance and high cost performance.
In order to ensure that the sewage suction and discharge operation is completed smoothly, the sewage suction pump pipeline 4 is provided with a pressure gauge 5 for monitoring the pressure maintaining condition of the sewage tank 6. If the pressure data is inconsistent with the theoretical data, whether the equipment has faults or not can be checked in time, for example, whether the sewage tank 6 cracks or not, whether the sewage suction pipeline 9 is blocked or not, whether the integrated sewage suction pump 3 normally operates or not and the like.
In another modification of the present embodiment, in order to store the sewage suction pipe 9 conveniently, a storage opening 10 for storing the sewage suction pipe 9 in a hanging manner is provided at the second end, and the sewage suction pipe 9 can be stored therein when the operation is stopped.
Further, the shape of the sewage tank 6 may be square or circular as required, and the present embodiment selects an ellipse-like shape with a square middle and two round ends.
The specific working principle and process of the dirt suction and discharge operation in the embodiment are as follows:
vacuumizing to carry out sewage suction operation: firstly, the other end of the sewage suction pipeline 9 is placed in sewage; secondly, the integrated sewage suction pump 3 is driven to a suction gear, a power switch is pressed, at the moment, a battery system 1a of the pure electric vehicle 1 provides power for the first motor 2, the integrated sewage suction pump 3 is driven to start working through belt transmission, the integrated sewage suction pump 3 vacuumizes the sewage tank 6, negative pressure is formed in the sewage tank 6 (the pressure maintaining condition in the tank can be observed through a pressure gauge 5), and therefore sewage is pressed into the sewage tank 6 by utilizing atmospheric pressure; finally, when the liquid level in the sewage tank 6 reaches level sensor 7 produces the turn-on signal, and the controller receives the outage for first motor 2 after the signal, and integral type soil pick-up pump 3 stop work finishes the soil pick-up operation, and locking soil pick-up pipeline 9 prevents the refluence, then hangs soil pick-up pipeline 9 on receiving port 10.
And (3) pressurization and pollution discharge operation: firstly, taking down the sewage suction pipeline 9 from the containing port 10 and placing the sewage suction pipeline in a sewage treatment tank; secondly, the integrated sewage suction pump 3 is driven to a gear, a power switch is pressed, at the moment, a battery system 1a of the pure electric vehicle 1 provides power for the first motor 2, the integrated sewage suction pump 3 is driven to start working through belt transmission, the integrated sewage suction pump 3 pressurizes the sewage tank 6, pressure higher than atmospheric pressure is formed in the sewage tank 6, and therefore sewage is discharged out of the sewage tank 6 by utilizing the pressure; finally, after the sewage in the sewage tank 6 is drained, the power-off button is pressed to power off the first motor 2, the sewage discharging operation is finished, and then the sewage suction pipeline 9 is hung on the accommodating port 10 again.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Also, 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 above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (6)
1. The utility model provides a dirt absorbing device for pure electric vehicles which characterized in that: comprises a first motor (2), an integrated sewage suction pump (3), a sewage suction pump pipeline (4), a sewage tank (6) and a sewage suction pipeline (9) which are sequentially arranged on the pure electric vehicle (1), wherein an output shaft of the first motor (2) is in transmission connection with an input shaft of the integrated sewage suction pump (3), an air inlet of the integrated sewage suction pump (3) is communicated with one end of the sewage suction pump pipeline (4), a first sewage tank opening (61) and a second sewage tank opening (62) are arranged at the top of the sewage tank (6), the other end of the sewage suction pump pipeline (4) is communicated with the first sewage tank opening (61), a liquid level sensor (7) and an anti-overflow valve (8) are arranged at the first sewage tank opening (61), the second sewage tank opening (62) is communicated with one end of the sewage suction pipeline (9), and a battery system (1a) for simultaneously supplying power to the pure electric vehicle (1) and the first motor (2), the battery system (1a) is arranged on the pure electric vehicle (1), and the battery system (1a) is electrically connected with the first motor (2).
2. The soil pick-up device for the electric vehicle as set forth in claim 1, wherein: the sewage tank (6) comprises a first end portion arranged towards the direction of the head of the pure electric vehicle (1), and the first sewage tank opening (61) is formed in the first end portion.
3. The soil pick-up device for the electric vehicle as set forth in claim 1, wherein: the sewage tank (6) comprises a second end portion arranged towards the tail direction of the pure electric vehicle (1), and the second sewage tank opening (62) is formed in the second end portion.
4. The dirt suction device for the pure electric vehicle as claimed in claim 3, characterized in that: and a receiving opening (10) for hanging and receiving the sewage suction pipeline is arranged at the second end part.
5. The soil pick-up device for the electric vehicle as set forth in claim 1, wherein: and the sewage suction pump pipeline (4) is provided with a pressure gauge (5) for monitoring the pressure maintaining condition of the sewage tank (6).
6. The soil pick-up device for the electric vehicle as set forth in claim 1, wherein: the electric automobile (1) is provided with a second motor for driving the electric automobile (1), and the battery system (1a) is electrically connected with the second motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396714.3U CN211395529U (en) | 2019-08-27 | 2019-08-27 | A dirt absorbing device for pure electric vehicles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396714.3U CN211395529U (en) | 2019-08-27 | 2019-08-27 | A dirt absorbing device for pure electric vehicles |
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| CN211395529U true CN211395529U (en) | 2020-09-01 |
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| CN201921396714.3U Active CN211395529U (en) | 2019-08-27 | 2019-08-27 | A dirt absorbing device for pure electric vehicles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115039529A (en) * | 2022-07-13 | 2022-09-13 | 中国农业机械化科学研究院集团有限公司 | High-solid-content regenerated fertilizer sweeping, returning and fertilizing all-in-one machine and method thereof |
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2019
- 2019-08-27 CN CN201921396714.3U patent/CN211395529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115039529A (en) * | 2022-07-13 | 2022-09-13 | 中国农业机械化科学研究院集团有限公司 | High-solid-content regenerated fertilizer sweeping, returning and fertilizing all-in-one machine and method thereof |
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