Operation box of suction excavating equipment and suction excavating equipment

Abstract

The utility model relates to an operation box of suction excavating equipment and the suction excavating equipment. The operation box comprises a box body, a material box and a water storage box are arranged in the box body, the water storage box is arranged on one side of the material box, the material box is used for containing materials, and the water storage box is used for storing water; a water inlet and an air outlet grid are arranged on the side wall of the material box, the water inlet is located on one side of the air outlet grid, and the distance between the bottom of the water inlet and a bottom plate of the inner wall of the material box is smaller than the distance between the bottom of the air outlet grid and the bottom plate of the inner wall of the material box; the water storage tank is communicated with the material box through the water inlet, and a filter screen is arranged on the water inlet; and a drainage mechanism is arranged on the water storage tank and is used for draining accumulated water in the water storage tank. According to the operation box of the suction excavating equipment, water in the material box is prevented from entering the air outlet grating, the suction effect is prevented from being influenced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency rescue equipment, and particularly relates to an operation box of a suction and excavation device and a suction and excavation device. Background Art

[0002] At present, vehicle-mounted pneumatic suction and excavation vehicles are widely used in industries such as personnel rescue, earthquake rescue, construction and maintenance of flammable and explosive pipelines, urban pipe network construction and maintenance, industrial waste cleaning, and highway and railway construction and maintenance due to their flexibility and strong environmental adaptability, and they are not likely to cause secondary injuries in personnel rescue.

[0003] At present, a fan is provided on the existing suction and excavation vehicle. By means of the fan, negative pressure is generated in the loading box, so that materials are sucked into the loading box. Sometimes there is moisture in the materials, or there is accumulated water around the materials. When sucking the materials, the accumulated water will also be sucked into the loading box, causing the loading box to accumulate water. If the accumulated water is not separated in the loading box, when the accumulated water is too much, it is easy for the accumulated water to flow into the air duct pipeline, thus affecting the suction effect and work efficiency. Summary of the Utility Model

[0004] Therefore, it is necessary to provide an operation box of a suction and excavation device and a suction and excavation device to solve the technical problem that when the existing suction and excavation vehicle is operating, there is sometimes moisture in the materials, or there is accumulated water around the materials. When sucking the materials, the accumulated water will also be sucked into the loading box, causing the loading box to accumulate water. If the accumulated water is not separated in the loading box, when the accumulated water is too much, it is easy for the accumulated water to flow into the air duct pipeline, thus affecting the suction effect and work efficiency.

[0005] To achieve the above object, the inventor provides an operation box of a suction and excavation device, including a box body;

[0006] A material box and a water storage tank are arranged in the box body. The water storage tank is arranged on one side of the material box. The material box is used for storing materials, and the water storage tank is used for storing accumulated water;

[0007] An inlet and an air outlet grille are arranged on the side wall of the material box. The inlet is located on one side of the air outlet grille. The distance between the bottom of the inlet and the inner wall bottom plate of the material box is lower than the distance between the bottom of the air outlet grille and the inner wall bottom plate of the material box;

[0008] The water storage tank is communicated with the material box through the inlet, and a filter screen is arranged on the inlet;

[0009] A drainage mechanism is arranged on the water storage tank, and the drainage mechanism is used for discharging the accumulated water in the water storage tank.

[0010] As a preferred structure of the present utility model, the operation box of the suction excavation device further includes a detection mechanism and a control mechanism. The detection mechanism is arranged in the water storage tank. The detection mechanism is electrically connected to the control mechanism. The detection mechanism is used to detect the water level in the water storage tank, and the control mechanism is used to receive the detection signal of the detection mechanism and control the drainage mechanism to drain water.

[0011] As a preferred structure of the present utility model, the operation box of the suction excavation device further includes a detection mechanism, a control mechanism and an alarm mechanism. The detection mechanism is arranged in the water storage tank. The detection mechanism is electrically connected to the control mechanism. The detection mechanism is used to detect the water level in the water storage tank, and the control mechanism is used to receive the detection signal of the detection mechanism and control the alarm mechanism to give an alarm.

[0012] As a preferred structure of the present utility model, the operation box of the suction excavation device further includes a filter frame. The filter frame is located on the water inlet. The filter frame is detachably connected to the side wall of the material box, and a filter net is arranged on the filter frame.

[0013] As a preferred structure of the present utility model, the drainage mechanism includes a drain pipe and a drain switch. The drain pipe is connected to the drain outlet of the water storage tank, and the drain switch is arranged on the drain pipe.

[0014] As a preferred structure of the present utility model, the operation box of the suction excavation device further includes a baffle. The air outlet grille is arranged on the upper part of the side wall of the material box. The baffle is spaced on one side of the air outlet grille. The baffle is arranged on the upper part inside the box body. The top of the baffle is connected to the box body, and a gap is left between the bottom of the baffle and the bottom plate of the box body.

[0015] As a preferred structure of the present utility model, the air outlet grille includes multiple sedimentation components. The multiple sedimentation components are arranged in sequence. Each sedimentation component includes a plurality of sedimentation plates, and the plurality of sedimentation plates are arranged at intervals and obliquely in the longitudinal direction.

[0016] As a preferred structure of the present utility model, the operation box of the suction excavation device further includes a crushing mechanism. The crushing mechanism is arranged on the side wall on the other side of the material box. The crushing mechanism is arranged opposite to the air outlet grille, and the crushing mechanism is used to crush materials.

[0017] As a preferred structure of the present utility model, the crushing mechanism includes a plurality of crushing plates. The plurality of crushing plates are arranged at intervals in the longitudinal direction on the side wall of the material box.

[0018] Different from the prior art, the beneficial effects of the above technical solution are as follows: For the operation box of the suction excavation equipment of the present utility model, during operation, the fan of the suction excavation equipment operates, creating a negative pressure inside the material box. The material is extracted by the suction pipe of the suction excavation equipment and sucked from the suction pipe into the material box. The material box directly settles the larger extracted materials. Since there is a water storage tank inside the box, and the distance from the bottom of the water inlet to the inner wall bottom plate of the material box is lower than the distance from the bottom of the air outlet grille to the inner wall bottom plate of the material box, that is, the lowest point of the water inlet is lower than the lowest point of the air outlet grille, the water in the material box can first enter the water storage tank from the water inlet, thus preventing the water in the material box from entering the air outlet grille and avoiding affecting the suction effect and improving work efficiency. The water in the material box can enter the water storage tank from the filter screen, and the filter screen blocks large particle materials, preventing large particle materials from entering the water storage tank. When the accumulated water in the water storage tank reaches a certain amount, the accumulated water is discharged through the drainage mechanism.

[0019] To achieve the above object, the inventor provides a suction excavation equipment, including the operation box of the suction excavation equipment described in any one of the above provided by the inventor.

[0020] Different from the prior art, the beneficial effects of the above technical solution are as follows: For the suction excavation equipment of the present utility model, during operation, the fan of the suction excavation equipment operates, creating a negative pressure inside the material box. The material is extracted by the suction pipe of the suction excavation equipment and sucked from the suction pipe into the material box. The material box directly settles the larger extracted materials. Since there is a water storage tank inside the box, and the distance from the bottom of the water inlet to the inner wall bottom plate of the material box is lower than the distance from the bottom of the air outlet grille to the inner wall bottom plate of the material box, that is, the lowest point of the water inlet is lower than the lowest point of the air outlet grille, the water in the material box can first enter the water storage tank from the water inlet, thus preventing the water in the material box from entering the air outlet grille and avoiding affecting the suction effect and improving work efficiency. The water in the material box can enter the water storage tank from the filter screen, and the filter screen blocks large particle materials, preventing large particle materials from entering the water storage tank. When the accumulated water in the water storage tank reaches a certain amount, the accumulated water is discharged through the drainage mechanism.

[0021] The above relevant description of the utility model content is only an overview of the technical solution of this application. In order to enable those of ordinary skill in the art to more clearly understand the technical solution of this application, and then be able to implement it according to the content recorded in the description and the drawings, and in order to make the above object, other objects, features and advantages of this application more easily understood, the following is described in conjunction with the specific implementation manners and drawings of this application. Brief Description of the Drawings

[0022] The accompanying drawings are only used to illustrate the principles, implementation methods, applications, features, and effects of the specific embodiments of the present application and other related contents, and should not be considered as a limitation to the present application.

[0023] In the drawings of the specification:

[0024] Figure 1 is a cross-sectional view of the suction excavation equipment described in the specific embodiment;

[0025] Figure 2 is Figure 1 a partial enlarged schematic diagram in;

[0026] Figure 3 is one of the structural schematic diagrams of the operation box of the suction excavation equipment described in the specific embodiment;

[0027] Figure 4 is another structural schematic diagram of the operation box of the suction excavation equipment described in the specific embodiment;

[0028] Figure 5 is the third structural schematic diagram of the operation box of the suction excavation equipment described in the specific embodiment;

[0029] Figure 6 is one of the circuit connection diagrams of the operation box of the suction excavation equipment described in the specific embodiment;

[0030] Figure 7 is another circuit connection diagram of the operation box of the suction excavation equipment described in the specific embodiment.

[0031] The descriptions of the reference numerals involved in the above-mentioned drawings are as follows:

[0032] 100, operation box,

[0033] 200, suction pipe,

[0034] 300, fan,

[0035] 1, box body,

[0036] 2, material box,

[0037] 21, water inlet,

[0038] 22, filter frame,

[0039] 23, filter net,

[0040] 24, air outlet grille,

[0041] 241, sedimentation component,

[0042] 242, sedimentation plate,

[0043] 3, water storage tank,

[0044] 4. Drainage mechanism,

[0045] 41. Drain pipe,

[0046] 42. Drainage switch,

[0047] 5. Baffle,

[0048] 6. Crushing mechanism,

[0049] 61. Crushing plate,

[0050] 7. Detection mechanism,

[0051] 8. Control mechanism,

[0052] 9. Alarm mechanism. Detailed implementation manners

[0053] To illustrate in detail the possible application scenarios, technical principles, specific implementable solutions, achievable purposes and effects of this application, the following is a detailed description in conjunction with the specific examples listed and with reference to the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of this application, so they are only examples and cannot be used to limit the protection scope of this application.

[0054] Referring to "embodiment" herein means that the specific features, structures or characteristics described in connection with the embodiment can be included in at least one embodiment of this application. The term "embodiment" appearing in various positions in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or relevance to other embodiments. In principle, in this application, as long as there is no technical contradiction or conflict, the technical features mentioned in each embodiment can be combined in any way to form corresponding implementable technical solutions.

[0055] Unless otherwise defined, the meanings of the technical terms used herein are the same as those commonly understood by those skilled in the technical field to which this application belongs; the use of the relevant terms herein is only for describing specific embodiments and is not intended to limit this application.

[0056] In the description of this application, the term "and / or" is an expression used to describe the logical relationship between objects, indicating that there can be three relationships. For example, A and / or B means: there is A, there is B, and there is both A and B at the same time. In addition, the character " / " herein generally represents an "or" logical relationship between the associated objects.

[0057] In this application, terms such as "first" and "second" are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual quantitative, primary-secondary, or sequential relationship between these entities or operations.

[0058] Without further limitation, in this application, the terms "comprising", "including", "having", or other similar expressions used in a statement are intended to cover non-exclusive inclusion. These expressions do not exclude the possibility that there may be additional elements in the process, method, or product that includes the said elements. Thus, a process, method, or product that includes a series of elements may include not only those defined elements, but also other elements not explicitly listed, or elements inherent to such a process, method, or product.

[0059] Similar to the understanding in the "Examination Guidelines", in this application, expressions such as "greater than", "less than", "exceeding", etc. are understood not to include the recited number; expressions such as "above", "below", "within", etc. are understood to include the recited number. In addition, in the description of the embodiments of this application, the meaning of "a plurality of" is two or more (including two). Similar expressions related to "multiple", such as "multiple groups", "multiple times", etc., are understood in the same way, unless otherwise specifically defined.

[0060] In the description of the embodiments of this application, spatial-related expressions such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "perpendicular", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the specific embodiment or the drawing. This is only for the convenience of describing the specific embodiments of this application or facilitating the understanding of the reader, and does not indicate or imply that the device or component referred to must have a specific position, a specific orientation, or be constructed or operated in a specific orientation. Therefore, it should not be construed as a limitation to the embodiments of this application. In addition, in the context, it should also be understood that when it is mentioned that one element is connected "above" or "below" another element, it can not only be directly connected "above" or "below" another element, but also be indirectly connected "above" or "below" another element through an intermediate element.

[0061] Unless otherwise clearly specified or defined, in the description of the embodiments of the present application, the terms such as "installation", "connection", "linkage", "fixation", and "setting" shall be understood in a broad sense. For example, the "connection" may be a fixed connection, a detachable connection, or an integral setting; it may be a mechanical connection, an electrical connection, or a communication connection; it may be a direct connection or an indirect connection through an intermediate medium; it may be the communication inside two components or the interaction relationship between two components. For those skilled in the art to which the present application pertains, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0062] Please refer to Figures 1 to 7 , this embodiment relates to an operation box 100 of a suction excavation device, wherein the suction device in this embodiment is a suction excavation vehicle; the operation box 100 of the suction excavation device includes a box body 1; a material box 2 and a water storage tank 3 are arranged inside the box body 1, the water storage tank 3 is arranged on one side of the material box 2, wherein the water storage tank 3 is arranged at the tail end of the box body 1, the material box 2 is used for containing materials, and the water storage tank 3 is used for storing and accumulating water to realize solid-liquid separation inside the box body 1, avoid affecting the suction effect, and improve work efficiency. It should be noted that the materials in this embodiment are tiles, bricks, cement steel bars, soil, etc.

[0063] Specifically, in this embodiment, as Figures 1 to 7 shown, a water inlet 21 and an air outlet grille 24 are arranged on the side wall of the material box 2, the water inlet 21 is located on one side of the air outlet grille 24, wherein the water inlet 21 and the air outlet grille 24 are located on the same side wall of the material box 2; the distance between the bottom of the water inlet 21 and the inner wall bottom plate of the material box 2 is lower than the distance between the bottom of the air outlet grille 24 and the inner wall bottom plate of the material box 2, that is, the lowest point of the water inlet 21 is lower than the lowest point of the air outlet grille 24, so that the water in the material box 2 can first enter the water storage tank 3 from the water inlet 21, avoid the water in the material box 2 from entering the air outlet grille 24, avoid affecting the suction effect, and improve work efficiency. The water storage tank 3 is communicated with the material box 2 through the water inlet 21, and a filter screen 23 is arranged on the water inlet 21, so that the water in the material box 2 can enter the water storage tank 3 from the filter screen 23, and the filter screen 23 plays a role in blocking large-particle materials to prevent large-particle materials from entering the water storage tank 3, realizing solid-liquid separation. Further, a drainage mechanism 4 is arranged on the water storage tank 3, and the drainage mechanism 4 is used for discharging the accumulated water in the water storage tank 3. When the accumulated water in the water storage tank 3 is stored to a certain amount, the accumulated water is discharged through the drainage mechanism 4.

[0064] Specifically, for the operation box 100 of the suction excavation device in this embodiment, during operation, the fan 300 of the suction excavation device operates, creating a negative pressure in the material box 2. The material is extracted by the suction pipe 200 of the suction excavation device and sucked from the suction pipe 200 into the material box 2. The material box 2 directly settles the larger extracted materials. Since there is a water storage tank 3 in the box body 1, and the distance between the bottom of the water inlet 21 and the inner wall bottom plate of the material box 2 is lower than the distance between the bottom of the air outlet grille 24 and the inner wall bottom plate of the material box 2, that is, the lowest point of the water inlet 21 is lower than the lowest point of the air outlet grille 24, the water in the material box 2 can first enter the water storage tank 3 from the water inlet 21, thus preventing the water in the material box 2 from entering the air outlet grille 24 and avoiding affecting the suction effect and improving work efficiency. The water in the material box 2 can enter the water storage tank 3 from the filter screen 23, and the filter screen 23 blocks large-particle materials from entering the water storage tank 3. When the accumulated water in the water storage tank 3 reaches a certain amount, the accumulated water is discharged through the drainage mechanism 4.

[0065] Optionally, in some embodiments, as Figures 1 to 6 shown, the operation box 100 of the suction excavation device further includes a detection mechanism 7 and a control mechanism 8. The detection mechanism 7 is arranged in the water storage tank 3. The detection mechanism 7 is electrically connected to the control mechanism 8. The detection mechanism 7 is used to detect the water level in the water storage tank 3, and the control mechanism 8 is used to receive the detection signal of the detection mechanism 7 and control the drainage mechanism 4 to drain water. Among them, the detection mechanism 7 is a liquid level gauge, and the control mechanism 8 is a PLC controller. Specifically, the water level in the water storage tank 3 is detected in real time by the detection mechanism 7. When the detection mechanism 7 detects the preset water level, the detection mechanism 7 sends a detection signal to the control mechanism 8. After receiving the detection signal, the control mechanism 8 makes an identification feedback and controls the drainage mechanism 4 to drain the accumulated water in the water storage tank 3, draining the accumulated water in time to avoid affecting the operation efficiency.

[0066] Optionally, in some embodiments, as Figure 7As shown, the operation box 100 of the suction excavation device further includes a detection mechanism 7, a control mechanism 8 and an alarm mechanism 9. The detection mechanism 7 is arranged in the water storage tank 3. The detection mechanism 7 is electrically connected to the control mechanism 8. The detection mechanism 7 is used to detect the water level in the water storage tank 3. The control mechanism 8 is used to receive the detection signal of the detection mechanism 7 and control the alarm mechanism 9 to give an alarm. Among them, the detection mechanism 7 is a liquid level gauge, the alarm mechanism 9 is an audible and visual alarm, and the control mechanism 8 is a PLC controller. Specifically, the liquid level in the water storage tank 3 is detected in real time by the detection mechanism 7. When the detection mechanism 7 detects the preset water level, the detection mechanism 7 sends a detection signal to the control mechanism 8. After receiving the detection signal, the control mechanism 8 makes an identification feedback and controls the alarm mechanism 9 to give an alarm to remind the staff that they need to timely discharge the accumulated water in the water storage tank 3 and drain the accumulated water in time to avoid affecting the operation efficiency.

[0067] Optionally, in some embodiments, as Figures 1 to 7 As shown, the operation box 100 of the suction excavation device further includes a filter frame 22. The filter frame 22 is located on the water inlet 21. The filter frame 22 is detachably connected to the side wall of the material box 2 by bolts. The filter net 23 is arranged on the filter frame 22, which is convenient for future maintenance and replacement of the filter net 23.

[0068] Optionally, in some embodiments, as Figures 1 to 7 As shown, the drainage mechanism 4 includes a drainage pipe 41 and a drainage switch 42. The drainage pipe 41 is connected to the drainage port of the water storage tank 3. The drainage switch 42 is arranged on the drainage pipe 41. Among them, the drainage switch 42 is an electromagnetic valve or an ordinary manual valve.

[0069] Optionally, in some embodiments, as Figures 1 to 7 As shown, the operation box 100 of the suction excavation device further includes a baffle 5. The air outlet grille 24 is arranged on the upper part of the side wall of the material box 2. The baffle 5 is spaced on one side of the air outlet grille 24. The baffle 5 is arranged on the upper part inside the box body 1. The baffle 5 plays a role in blocking the materials carried in the suction gas, so that the materials carried in the suction gas settle into the box body 1. The top of the baffle 5 is connected to the box body 1, and a gap is left between the bottom of the baffle 5 and the bottom plate of the box body 1 at intervals, so as to facilitate the circulation of the suction gas.

[0070] Optionally, in some embodiments, as Figures 1 to 7As shown, the air outlet grille 24 includes multiple groups of sedimentation components 241, and the multiple groups of sedimentation components 241 are arranged in sequence, so as to facilitate the flow of the suction gas through. The sedimentation component 241 includes multiple sedimentation plates 242, and the multiple sedimentation plates 242 are arranged at intervals and obliquely in the longitudinal direction. When the airflow with low density makes a sharp turn, the particles with larger density move vertically downward under the action of inertia, so as to separate the materials with larger particle size. The larger materials settle into the box body 1 to purify the suction gas, reduce or avoid air pollution, and improve environmental protection.

[0071] Optionally, in some embodiments, as Figures 1 to 7 shown, the operation box 100 of the suction excavation device further includes a crushing mechanism 6. The crushing mechanism 6 is arranged on the side wall on the other side of the material box 2, and the crushing mechanism 6 is arranged opposite to the air outlet grille 24. The crushing mechanism 6 is used to crush materials. The materials are projected in from the upper part of the material box 2 and projected onto the crushing mechanism 6, and the materials collide with the crushing mechanism 6, so as to crush the materials, improve the utilization rate of the material box 2, and can hold more materials.

[0072] Specifically, in this embodiment, as Figures 1 to 7 shown, the crushing mechanism 6 includes multiple crushing plates 61, and the multiple crushing plates 61 are arranged at intervals in the longitudinal direction on the side wall of the material box 2. The materials are projected in from the upper part of the material box 2 and projected onto the crushing plates 61, and the materials collide with the crushing plates 61, so as to crush the materials, improve the utilization rate of the material box 2, and enable the material box 2 to hold more materials. It should be noted that the structure of the crushing mechanism 6 in this embodiment is not limited to this, and those skilled in the art can select other suitable crushing mechanisms 6 according to the teachings of this embodiment.

[0073] Please refer to Figures 1 to 7, this embodiment relates to a suction excavation device, including an operation box 100 of the suction excavation device described in any one of the above embodiments, and the operation box 100 is arranged on the suction excavation device. Among them, the suction device in this embodiment is a suction excavation vehicle. Specifically, during operation, the fan 300 of the suction excavation device operates, creating a negative pressure in the material box 2. The material is extracted by the suction pipe 200 of the suction excavation device and enters the material box 2 from the suction pipe 200. Among them, the material is projected from the upper part of the material box 2 and hits the crushing plate 61. The material collides with the crushing plate 61, thereby crushing the material, improving the utilization rate of the material box 2, and enabling the material box 2 to hold more materials; the material box 2 directly settles the larger extracted materials. Since there is a water storage tank 3 in the box body 1, and the distance between the bottom of the water inlet 21 and the inner wall bottom plate of the material box 2 is lower than the distance between the bottom of the air outlet grille 24 and the inner wall bottom plate of the material box 2, that is, the lowest point of the water inlet 21 is lower than the lowest point of the air outlet grille 24, so that the water in the material box 2 can first enter the water storage tank 3 from the water inlet 21, thereby preventing the water in the material box 2 from entering the air outlet grille 24 and avoiding affecting the suction effect and improving work efficiency; the water in the material box 2 can enter the water storage tank 3 from the filter screen 23, and the filter screen 23 blocks large particle materials to prevent large particle materials from entering the water storage tank 3; when the accumulated water in the water storage tank 3 reaches a certain amount, the accumulated water is discharged through the drainage mechanism 4.

[0074] Finally, it should be noted that although the above embodiments have been described in the text and drawings of the specification of this application, the patent protection scope of this application cannot be limited thereby. Any technical solution obtained by equivalent structure or equivalent process substitution or modification based on the essential concept of this application and using the content recorded in the text and drawings of the specification of this application, as well as directly or indirectly implementing the technical solutions of the above embodiments in other related technical fields, etc., are all included in the patent protection scope of this application.

Claims

1. An operating box of a suction excavation device, characterized in that: It includes a box body; Inside the box body, there is a material box and a water storage tank. The water storage tank is arranged on one side of the material box. The material box is used for holding materials, and the water storage tank is used for storing and accumulating water; On the side wall of the material box, there are a water inlet and an air outlet grille. The water inlet is located on one side of the air outlet grille. The distance from the bottom of the water inlet to the inner wall bottom plate of the material box is lower than the distance from the bottom of the air outlet grille to the inner wall bottom plate of the material box; The water storage tank is communicated with the material box through the water inlet, and a filter screen is arranged on the water inlet; The water storage tank is provided with a drainage mechanism, and the drainage mechanism is used for discharging the accumulated water in the water storage tank.

2. The operation box of the suction excavation device according to claim 1, characterized in that: The working box of the suction and excavation equipment further includes a detection mechanism and a control mechanism. The detection mechanism is arranged in the water storage tank. The detection mechanism is electrically connected to the control mechanism. The detection mechanism is used for detecting the water level in the water storage tank, and the control mechanism is used for receiving the detection signal of the detection mechanism and controlling the drainage mechanism to drain water.

3. The operating box of the suction excavation device according to claim 1, characterized in that: The working box of the suction and excavation equipment further includes a detection mechanism, a control mechanism and an alarm mechanism. The detection mechanism is arranged in the water storage tank. The detection mechanism is electrically connected to the control mechanism. The detection mechanism is used for detecting the water level in the water storage tank, and the control mechanism is used for receiving the detection signal of the detection mechanism and controlling the alarm mechanism to give an alarm.

4. The operation box of the suction excavation device according to claim 1, characterized in that: The working box of the suction and excavation equipment further includes a filter frame. The filter frame is located on the water inlet. The filter frame is detachably connected to the side wall of the material box, and the filter screen is arranged on the filter frame.

5. The operation box of the suction excavation device according to claim 1, characterized in that: The drainage mechanism includes a drain pipe and a drain switch. The drain pipe is connected to the drain port of the water storage tank, and the drain switch is arranged on the drain pipe.

6. The working box of the suction excavation device according to claim 1, characterized in that: The working box of the suction and excavation equipment further includes a baffle. The air outlet grille is arranged on the upper part of the side wall of the material box. The baffle is spaced on one side of the air outlet grille. The baffle is arranged on the upper part inside the box body. The top of the baffle is connected to the box body, and there is a gap between the bottom of the baffle and the bottom plate of the box body.

7. The operating box of the suction excavation device according to claim 1 or 6, characterized in that: The air outlet grille includes multiple sedimentation components. The multiple sedimentation components are arranged in sequence. The sedimentation component includes multiple sedimentation plates, and the multiple sedimentation plates are arranged at intervals and obliquely in the longitudinal direction.

8. The working box of the suction excavation device according to any one of claims 1 to 6, characterized in that: The working box of the suction and excavation equipment further includes a crushing mechanism. The crushing mechanism is arranged on the side wall on the other side of the material box. The crushing mechanism is arranged opposite to the air outlet grille, and the crushing mechanism is used for crushing materials.

9. The operation box of the suction excavation device according to claim 8, characterized in that: The crushing mechanism includes multiple crushing plates, and the multiple crushing plates are arranged at intervals in the longitudinal direction on the side wall of the material box.

10. A suction excavation device, characterized in that: It includes the working box of the suction and excavation equipment according to any one of claims 1 to 9 above.

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