CN217043976U - Petroleum-contaminated soil repairing machine - Google Patents
Petroleum-contaminated soil repairing machine Download PDFInfo
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- CN217043976U CN217043976U CN202220864244.4U CN202220864244U CN217043976U CN 217043976 U CN217043976 U CN 217043976U CN 202220864244 U CN202220864244 U CN 202220864244U CN 217043976 U CN217043976 U CN 217043976U
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- 239000002689 soil Substances 0.000 title claims abstract description 73
- 239000007788 liquid Substances 0.000 claims abstract description 102
- 230000008439 repair process Effects 0.000 claims abstract description 40
- 238000003971 tillage Methods 0.000 claims abstract description 35
- 239000003208 petroleum Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000005067 remediation Methods 0.000 claims description 28
- 230000009467 reduction Effects 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 239000003502 gasoline Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000000593 degrading effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002068 microbial inoculum Substances 0.000 description 2
- 239000003895 organic fertilizer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model provides a petroleum contaminated soil repairing machine, include: the upper end of the supporting platform is provided with an air compressor, an engine, a repair liquid tank and a driving platform; the bottom of the supporting platform is provided with a walking platform; the front end of the supporting platform is hinged with a supporting frame; the front end of the supporting frame is connected with a rotary tillage component; a plurality of liquid pipes are arranged at the bottom end of the support frame, one end of each liquid pipe is communicated with the repair liquid box, and the other end of each liquid pipe is connected with a spray head; the engine is connected with the air compressor through a transmission belt, an air outlet of the air compressor is connected with the repair liquid box through an air pipe, and the repair liquid in the repair liquid box is enabled to form uniform fog drops through the liquid pipe and the spray head by high-pressure air generated by the air compressor driven by the engine. The repairing machine can move to the area needing to be repaired as required to repair the soil, and can spray repairing liquid to the soil in the repairing process, and plows the soil, so that the repairing effect is improved.
Description
Technical Field
The utility model relates to an environmental protection machinery technical field especially involves a petroleum contaminated soil repairing machine.
Background
With social progress and economic development, the demand of people for petroleum is increasing. However, oil leaks into the soil during mining, use, transportation, etc., and causes environmental pollution of the soil, seriously harming human activities and plant growth. The traditional petroleum polluted soil remediation adopts physical remediation methods such as thermal desorption and high-voltage static electricity and chemical remediation methods such as chemical reagent cleaning.
By applying the organic fertilizer or the degrading microbial inoculum to the petroleum-polluted soil, the physicochemical property of the soil can be effectively improved, and the petroleum pollution is reduced. The bioremediation means utilizing organic fertilizers or degrading bacteria gradually becomes an important means for remedying the petroleum-polluted soil by virtue of the environmental protection and cost advantages.
The soil pollution areas caused by oil exploitation, use, transportation and the like are scattered, the terrain is complex, the existing physical and chemical remediation equipment is large in size and high in requirements on working environment, and a centralized remediation treatment plant area is generally established to transport and uniformly treat the oil pollution soil.
Because the centralized treatment needs to excavate and transport the soil to a restoration treatment plant area for treatment, the petroleum polluted soil has high treatment cost, secondary pollution is easy to generate in the process of transporting and treating the polluted soil, and the damage to the environment is even further aggravated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a petroleum contaminated soil repairing machine, petroleum contaminated soil repairing machine can remove to needs prosthetic region as required and carry out soil remediation to can spray repairing liquid on soil at the restoration in-process, and turn over to soil, promoted the repair effect.
The petroleum contaminated soil remediation machine includes: the upper end of the supporting platform is provided with an air compressor, an engine, a repair liquid tank and a driving platform;
the bottom of the supporting platform is provided with a walking platform;
the front end of the supporting platform is hinged with a supporting frame;
the front end of the supporting frame is connected with a rotary tillage component;
a plurality of liquid pipes are arranged at the bottom end of the support frame, one end of each liquid pipe is communicated with the repair liquid box, and the other end of each liquid pipe is connected with a spray head;
the engine is connected with the air compressor through a transmission belt, an air outlet of the air compressor is connected with the repair liquid box through an air pipe, and the repair liquid in the repair liquid box is enabled to form uniform fog drops through the liquid pipe and the spray head by high-pressure air generated by the air compressor driven by the engine.
It should be further noted that the rotary tillage assembly comprises: a transmission shaft and a rotary tillage bracket;
the front end of the supporting frame is connected with the rotary tillage bracket;
the upper end of the rotary tillage support is provided with a reduction box;
the first end of the transmission shaft is hinged with the output shaft of the reduction gearbox, and the second end of the transmission shaft is hinged with the supporting platform;
the bottom of the rotary tillage support is provided with a plurality of rotary tillage teeth.
It should be further noted that the rotary tillage teeth are arranged close to the spray head.
Further, it should be noted that the method further includes: two sets of support components;
the supporting component is provided with a supporting cantilever and a supporting suspension arm;
the first end of the supporting cantilever is connected with the front end of the supporting platform;
the second end of the supporting cantilever is hinged with the first end of the supporting suspension arm; the second end of the supporting suspension arm is connected with the middle position of the supporting frame.
It is further noted that a control box is arranged at the driving platform; a singlechip is arranged in the control box;
the control box is provided with control keys, an input keyboard and a display;
the liquid pipe is provided with a flow sensor and a flow regulating switch;
an air pressure sensor is arranged in the repairing liquid tank;
a liquid level sensor is arranged on the repair liquid tank;
the single chip microcomputer is connected with the flow sensor to acquire the liquid spraying amount information;
the single chip microcomputer is connected with the air pressure sensor to acquire liquid supply pressure information;
the single chip microcomputer is connected with the liquid level sensor to acquire liquid level information of the repair liquid tank;
the control key, the input keyboard and the display are respectively connected with the single chip microcomputer, and the display is used for displaying the operation data information of the petroleum polluted soil remediation machine.
It is further noted that the support platform is provided with a storage battery for supplying power to electrical elements inside the petroleum polluted soil remediation machine.
It is further noted that the walking platform is provided with a walking bracket, and a plurality of walking driven wheels and walking driving wheels are arranged on the walking bracket;
the walking driving wheel is respectively connected with each walking driven wheel through a walking crawler; the walking driving wheel is connected with a gasoline engine or a diesel engine.
According to the technical scheme, the utility model has the advantages of it is following:
the utility model provides a petroleum-contaminated soil repairing machine uses repair liquid and petroleum-contaminated soil intensive mixing to current petroleum-contaminated soil prosthetic devices's not enough, promotes the restoration effect. The petroleum-polluted soil repairing machine walks through the walking crawler belt, can adapt to complex ground conditions, and can repair petroleum-polluted soil on site.
The petroleum-polluted soil repairing machine can move to the area needing to be repaired as required to repair the soil, and can spray repairing liquid to the soil in the repairing process, and plough the soil, so that the repairing effect is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description will be briefly introduced below, and it is apparent 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 that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a petroleum-contaminated soil remediation machine;
FIG. 2 is a front view of the petroleum contaminated soil remediation machine;
FIG. 3 is a side view of a petroleum contaminated soil remediation machine;
FIG. 4 is a top view of the petroleum contaminated soil remediation machine.
Description of the symbols:
1-a walking platform; 2-a liquid pipe; 3-rotary tillage teeth; 4-a rotary tillage support; 5-a reduction gearbox; 6-a transmission shaft; 7-an engine; 8-repairing the liquid tank; 9-a driver's cab; 10-a support frame; 11-a spray head; 12-a support cantilever; 13-a support platform; 14-an air compressor; 15-a drive belt; 16-control box.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is obvious that the embodiments described below are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
The utility model provides a petroleum contaminated soil repairing machine, as shown in figures 1 to 4, include: the upper end of the supporting platform 13 is provided with an air compressor 14, an engine 7, a repair liquid tank 8 and a driving platform 9; and a storage battery for supplying power to electrical elements inside the petroleum polluted soil remediation machine is arranged on the supporting platform 13.
The bottom of the supporting platform 13 is provided with a walking platform 1; the walking platform 1 is provided with a walking bracket, and a plurality of walking driven wheels and walking driving wheels are arranged on the walking bracket; the walking driving wheel is respectively connected with each walking driven wheel through a walking crawler; the walking driving wheel is connected with a gasoline engine or a diesel engine and is used for providing a power source for the walking and the operation of the petroleum polluted soil repairing machine;
a fuel tank may be provided on the support platform 13 to run a gasoline engine or a diesel engine.
The front end of the supporting platform 13 is hinged with a supporting frame 10; the front end of the support frame 10 is connected with a rotary tillage component; a plurality of liquid pipes 2 are arranged at the bottom end of the support frame 10, one end of each liquid pipe 2 is communicated with the repair liquid tank 8, and the other end of each liquid pipe 2 is connected with a spray head 11; the engine 7 is connected with the air compressor 14 through a transmission belt 15, and drives the air compressor 14 to operate.
An air outlet of the air compressor 14 is connected with the repair liquid tank 8 through an air pipe, and the engine 7 drives the high-pressure air generated by the air compressor 14 to enable the repair liquid in the repair liquid tank 8 to form uniform fog drops through a liquid pipe and the spray head 11. The repairing liquid mainly refers to organic fertilizer liquid and microbial inoculum which can realize the degradation of petroleum in soil.
Soil restoration liquid is loaded to inside the restoration liquid case 8, and the air compressor 14 gas outlet drives the inside soil restoration liquid of restoration liquid case 8 to liquid pipe 2, restores to soil via shower nozzle 11.
The rotary tillage component can be used for tilling and turning up the soil polluted by petroleum, so that the soil and the repairing liquid are uniformly mixed, and the mixed repairing effect is improved. The liquid tubes 2 may be arranged in a row at the front end of the support frame 10 and arranged uniformly.
To the utility model discloses a rotary tillage subassembly specifically includes: a transmission shaft 6 and a rotary tillage bracket 4; the front end of the supporting frame 10 is connected with the rotary tillage support 4; the upper end of the rotary tillage support 4 is provided with a reduction box 5; the first end of the transmission shaft 6 is hinged with the output shaft of the reduction gearbox 5, and the second end of the transmission shaft 6 is hinged with the supporting platform 13; the bottom of the rotary tillage support 4 is provided with a plurality of rotary tillage teeth 3. The rotary tillage teeth 3 are arranged near the spray head 11. The reduction gearbox 5 can be connected with a driving motor to adjust the height of the rotary tillage support 4, so as to adjust the angle between the rotary tillage teeth 3 and the soil and meet the tillage requirement.
The utility model discloses in, oil pollution soil repairing machine still includes: two sets of supporting components; the support assembly is provided with a support boom 12 and a support boom; the first end of the supporting cantilever 12 is connected with the front end of the supporting platform 13; the second end of the support boom 12 is hinged to the support boom first end; the second end of the supporting boom is connected to the middle of the supporting frame 10. In order to ensure the stability of the rotary tillage support 4 and facilitate the height adjustment, the upper part of the transmission shaft 6 is also provided with a telescopic pull rod, one end of the telescopic pull rod is hinged to a support between the two sets of support components, and the other end of the telescopic pull rod is hinged to the rotary tillage support 4.
In the utility model, a control box 16 is arranged at the position of the driving platform 9; a singlechip is arranged in the control box 16; the control box 16 is provided with control keys, an input keyboard and a display;
the liquid pipe 2 is provided with a flow sensor and a flow regulating switch; an air pressure sensor is arranged in the repair liquid tank 8; a liquid level sensor is arranged on the repair liquid tank 8; the air pressure sensor is arranged in the repairing liquid tank and used for detecting the air pressure in the repairing liquid tank; the liquid level sensor is used for monitoring the residual liquid amount of the repair liquid.
The single chip microcomputer is connected with the flow sensor to acquire the liquid spraying amount information; the single chip microcomputer is connected with the air pressure sensor to acquire liquid supply pressure information; the single chip microcomputer is connected with the liquid level sensor to acquire liquid level information of the repair liquid tank;
the control box 16 may also be provided with analog-to-digital conversion circuits, signal amplification and filtering circuits, signal modulation circuits, and the like. The single chip microcomputer is connected with the flow sensor, the air pressure sensor and the liquid level sensor sequentially through the analog-to-digital conversion circuit, the signal amplification and filtering circuit and the signal modulation circuit to acquire data, and the data are amplified, modulated, filtered and the like before being acquired.
A signal amplifying circuit can be arranged between the single chip microcomputer and the flow regulating switch to meet the driving requirement. The control key, the input keyboard and the display are respectively connected with the single chip microcomputer, and the display is used for displaying the operation data information of the petroleum polluted soil remediation machine.
The single chip microcomputer can complete data acquisition, data signal processing, analysis and judgment, and sends a control signal to the display for an operator to check. Of course, each acquired data can be compared with a preset threshold, and if the threshold is exceeded, an alarm can be given. The alarm mode can adopt acousto-optic alarm.
The flow regulating switch can be controlled according to a control instruction input by an operator through a control key, so that the liquid spraying amount is controlled, and the working state of the air compressor 14 and a gasoline engine or a diesel engine can be controlled. The display can show the whole operation process of the petroleum polluted soil repairing machine.
The single-chip may include one or more processors executing, for example, one or more Digital Signal Processors (DSPs), general purpose microprocessors, Application Specific Integrated Circuits (ASICs), Field Programmable Gate Arrays (FPGAs), or other equivalent integrated or discrete logic circuitry. Thus, the term "processor," as used herein, may refer to any of the foregoing structure or any other structure more suitable for implementing the techniques described herein. In addition, in some aspects, the functionality described in this disclosure may be provided in software modules and hardware modules.
Specifically, the single chip microcomputer may be an MC9S12G128 single chip microcomputer.
Of course the utility model relates to an each sensor, analog-to-digital conversion circuit, signal amplification filter circuit, signal modulation circuit etc. all can adopt the circuit form commonly used in the field and the model commonly used, specific model the utility model discloses do not do the restriction, based on corresponding circuit form and specific model of field technician's knowledge category anticipated, realize the utility model discloses a function.
The utility model discloses the working process: driving the petroleum-polluted soil repairing machine to an area needing to be repaired, and filling repairing liquid into a repairing liquid tank 8; according to the degree of pollution of the soil by petroleum, the liquid spraying amount in unit time is set by using a control key and an input keyboard on the control box 16, and the repairing process is controlled.
An operator can adjust the working state of the air compressor so as to control the air pressure in the repair liquid tank 8; and adjusting the height of the supporting cantilever according to the oil pollution depth of the soil, and controlling the rotary tillage depth of the repairing machine.
Illustratively, when the petroleum polluted soil remediation machine works, the engine 7 is started, the air compressor 14 starts to work under the driving of the transmission belt 15, and the petroleum polluted soil remediation machine travels to an area needing remediation to perform soil remediation. The repair liquid is uniformly sprayed on the soil after cultivation and turning up through the liquid pipe 2 and the spray head 11, the repair liquid and the petroleum polluted soil are fully mixed under the rotation of the rotary tillage teeth, and the petroleum in the soil is explained by utilizing the biological repair capability of the repair liquid.
When the device works, the residual liquid amount in the repair liquid tank can be displayed and monitored in real time, and information such as the residual liquid amount and the liquid spraying speed of the repair liquid tank is displayed on a display on the control box; if the amount of the repairing liquid in the repairing liquid tank 8 is insufficient, an operator can be reminded to refill the repairing liquid through sound and light alarm; and after the petroleum polluted area is repaired, the repairing machine runs to the next repairing area to carry out operation.
Through oil contaminated soil repairing machine, can realize oil contaminated soil environmental protection, low-cost bioremediation, can carry out accurate control to the liquid injection volume through control system to different pollution degree soil, also can satisfy prosthetic requirement according to the regulation of the degree of depth of pollution realization to the restoration degree of depth.
In the petroleum contaminated soil remediation machine of the present invention, when an element or layer is said to be "on" another element or layer, and is "connected" or "coupled" to another element or layer, it may be directly on the other element or layer, directly connected or coupled to the other element or layer, and intermediate elements or layers may also be present. In contrast, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element or layer, there are no intervening elements or layers present. Like numbers refer to like elements throughout. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
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 (7)
1. A petroleum-contaminated soil remediation machine, comprising: the device comprises a supporting platform (13), wherein an air compressor (14), an engine (7), a repair liquid tank (8) and a driving platform (9) are arranged at the upper end of the supporting platform (13);
the bottom of the supporting platform (13) is provided with a walking platform (1);
the front end of the supporting platform (13) is hinged with a supporting frame (10);
the front end of the supporting frame (10) is connected with a rotary tillage component;
a plurality of liquid pipes (2) are mounted at the bottom end of the support frame (10), one end of each liquid pipe (2) is communicated with the repair liquid box (8), and the other end of each liquid pipe (2) is connected with a spray head (11);
the engine (7) is connected with the air compressor (14) through a transmission belt (15), an air outlet of the air compressor (14) is connected with the repair liquid box (8) through an air pipe, and the engine (7) drives high-pressure air generated by the air compressor (14) to enable repair liquid in the repair liquid box (8) to form uniform fog drops through a liquid pipe and the spray head (11).
2. The petroleum-contaminated soil remediation machine of claim 1,
the rotary tillage subassembly includes: a transmission shaft (6) and a rotary tillage bracket (4);
the front end of the support frame (10) is connected with the rotary tillage support (4);
the upper end of the rotary tillage support (4) is provided with a reduction box (5);
the first end of the transmission shaft (6) is hinged with the output shaft of the reduction gearbox (5), and the second end of the transmission shaft (6) is hinged with the supporting platform (13);
the bottom of the rotary tillage support (4) is provided with a plurality of rotary tillage teeth (3).
3. The machine for remediating contaminated soil with petroleum according to claim 2,
the rotary tillage teeth (3) are arranged near the spray head (11).
4. The petroleum-contaminated soil remediation machine according to claim 1 or 2,
further comprising: two sets of supporting components;
the supporting component is provided with a supporting cantilever (12) and a supporting suspension arm;
the first end of the supporting cantilever (12) is connected with the front end of the supporting platform (13);
the second end of the supporting cantilever (12) is hinged with the first end of the supporting cantilever; the second end of the supporting suspension arm is connected with the middle position of the supporting frame (10).
5. The petroleum-contaminated soil remediation machine according to claim 1 or 2,
a control box (16) is arranged at the position of the driving platform (9); a singlechip is arranged in the control box (16);
the control box (16) is provided with control keys, an input keyboard and a display;
a flow sensor and a flow adjusting switch are arranged on the liquid pipe (2);
an air pressure sensor is arranged in the repairing liquid tank (8);
a liquid level sensor is arranged on the repair liquid tank (8);
the single chip microcomputer is connected with the flow sensor to acquire the liquid spraying amount information;
the single chip microcomputer is connected with the air pressure sensor to acquire liquid supply pressure information;
the single chip microcomputer is connected with the liquid level sensor to acquire liquid level information of the repair liquid tank;
the control key, the input keyboard and the display are respectively connected with the single chip microcomputer, and the display is used for displaying the operation data information of the petroleum polluted soil remediation machine.
6. The petroleum-contaminated soil remediation machine according to claim 1 or 2,
and a storage battery for supplying power to the electric elements in the petroleum polluted soil remediation machine is arranged on the supporting platform (13).
7. The petroleum-contaminated soil remediation machine according to claim 1 or 2,
the walking platform (1) is provided with a walking bracket, and a plurality of walking driven wheels and walking driving wheels are arranged on the walking bracket;
the walking driving wheel is respectively connected with each walking driven wheel through a walking crawler;
the walking driving wheel is connected with a gasoline engine or a diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220864244.4U CN217043976U (en) | 2022-04-14 | 2022-04-14 | Petroleum-contaminated soil repairing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220864244.4U CN217043976U (en) | 2022-04-14 | 2022-04-14 | Petroleum-contaminated soil repairing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217043976U true CN217043976U (en) | 2022-07-26 |
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ID=82470981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220864244.4U Active CN217043976U (en) | 2022-04-14 | 2022-04-14 | Petroleum-contaminated soil repairing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217043976U (en) |
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2022
- 2022-04-14 CN CN202220864244.4U patent/CN217043976U/en active Active
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