CN113931658B

CN113931658B - Maintenance trolley

Info

Publication number: CN113931658B
Application number: CN202111161170.4A
Authority: CN
Inventors: 张进军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2023-10-24
Anticipated expiration: 2041-09-30
Also published as: CN113931658A

Abstract

The invention discloses a maintenance trolley, which comprises a portal, wherein the bottom of the portal is connected with a traveling device; the spraying device comprises a water tank, a water pipe and a spray head, wherein a supporting table is arranged on the portal frame, the water tank is arranged on the supporting table, the water tank is connected with the water pipe, and the spray head is connected with the water pipe to spray water mist to the wall surface of the tunnel; the water baffle is fixed on the portal through the fixing device, the water pipe is arranged on the water baffle, the sliding component is arranged on the water baffle, the limiting component is arranged on the sliding component, and the sliding component is adjusted to adapt to the change of the installation position of the water pipe so that the limiting component can limit the water pipe; the recovery structure comprises a recovery box and a purification structure; the purifying structure is arranged in the recovery box to purify the recovered water. According to the maintenance trolley provided by the invention, the water baffle is arranged for retaining water, the recovery box is arranged below the water baffle for receiving water falling from the water baffle, so that water accumulation on the ground is prevented, the water can be conveyed into the water tank for recycling, the water is saved, and the waste is avoided.

Description

Maintenance trolley

Technical Field

The invention relates to the technical field of tunnel maintenance, in particular to a maintenance trolley.

Background

When the tunnel is built, materials such as reinforced concrete and the like are generally adopted to build the tunnel into a permanent supporting structure, the tunnel is most commonly a building block lining, the high-pressure grouting concrete lining is easy to crack if not timely cured, and the tunnel needs to be timely cured by sprinkling water in order to prevent the concrete from cracking in the solidification process.

The main mode of current tunnel maintenance is to use the maintenance platform truck to carry out watering maintenance, installs the water pipe on the portal of maintenance platform truck, utilizes the shower nozzle on the water pipe to spray water on tunnel wall. In the maintenance process, operators are sometimes required to follow the car so as to observe the operation condition of each part on the maintenance trolley, and a water retaining structure is required to be arranged on the door frame. The sprayed part of water mist falls on the water retaining structure to be condensed into water drops, and can slide to the ground along the water retaining structure, water accumulation can be formed on the ground, the action is inconvenient, and meanwhile, the waste of water resources can be caused.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the maintenance trolley is provided with the water baffle for water blocking, the recovery box is arranged below the water baffle for receiving water falling from the water baffle, water accumulation on the ground is prevented, the water can be conveyed into the water tank for recycling, the water is saved, and waste is avoided.

According to an embodiment of the first aspect of the invention, the maintenance trolley comprises a portal, and a traveling device is connected to the bottom of the portal; the spraying device comprises a water tank, a water pipe and a spray head, wherein a supporting table is arranged on the portal frame, the water tank is arranged on the supporting table, the water tank is connected with the water pipe, and the spray head is connected with the water pipe to spray water mist to the wall surface of the tunnel; the water baffle is fixed on the portal through the fixing device, the water pipe is arranged on the water baffle, the sliding component is arranged on the water baffle, the limiting component is arranged on the sliding component, and the sliding component is adjusted to adapt to the change of the installation position of the water pipe so that the limiting component can limit the water pipe; the recovery structure comprises a recovery box and a purification structure, wherein the recovery box is used for receiving water falling from the water baffle and can convey the water into the water tank for recycling; the purifying structure is arranged in the recovery box to purify the recovered water.

The maintenance trolley provided by the embodiment of the invention has at least the following technical effects: the water pipes with different types and specifications are arranged on the water baffle, and the water baffle is provided with sliding components in order to limit the water pipes under various conditions; according to the mounting position of the water pipe on the water baffle, the sliding component can be adjusted, the limiting component is moved to the side of each position of the water pipe, the water pipe is limited, and the phenomenon that the spray position of the spray head deviates due to the fact that the water pipe rotates on the portal or the water pipe is separated from the portal is avoided. The recovery tank is used for receiving the water falling from the breakwater, and the purification structure arranged in the recovery tank can carry out purification treatment on the recovered water before being put into circulation and then is conveyed to the water tank, so that impurity deposition or blockage in the conveying process is avoided. The recovery box can prevent water accumulation on the ground and influence the work, can collect the recovered water for recycling, saves water and avoids wasting water resources.

According to some embodiments of the invention, the fixing device comprises a first fixing part, a second fixing part and a fixing rod, wherein the first fixing part is arranged at two sides of the water baffle, and the second fixing part is correspondingly arranged at two sides of the door frame; the first fixing part is provided with a first fixing hole, the second fixing part is provided with a second fixing hole, and the fixing rod can penetrate through the first fixing hole and the second fixing hole and fix the water baffle on the door frame.

According to some embodiments of the invention, one end of the fixing rod is provided with a fixing block, the periphery of the first fixing hole is provided with a locking groove and an unlocking hole, the locking groove and the unlocking hole are both communicated with the first fixing hole, the fixing block can be embedded into the locking groove, and the other end of the fixing rod is connected with an anti-falling block so as to prevent the fixing rod from falling off the portal frame; the fixed rod is rotationally arranged in the first fixed hole and the second fixed hole and is provided with a first position and a second position; when the fixed rod is positioned at the first position, the fixed block rotates to the upper part of the locking groove and is embedded into the locking groove, and the fixed rod is fixedly connected with the water baffle and the door frame; when the fixed rod is positioned at the second position, the fixed block rotates to the upper part of the unlocking hole and penetrates through the unlocking hole, and the fixed rod is separated from the water baffle.

According to some embodiments of the invention, the sliding assembly comprises a chute and a sliding block, the chute is arranged on the water baffle, the sliding block is arranged in the chute in a sliding manner, and the limiting assembly is connected to the sliding block; the water pipes are sequentially connected through the three-way pipe, the spray head is arranged at the upper pipe orifice of the three-way pipe, and the limiting component is used for limiting the direction of the three-way pipe so as to prevent the spray direction of the spray head from being changed due to rotation of the water pipes.

According to some embodiments of the invention, the limiting component comprises a fixed seat and a limiting piece, wherein the fixed seat is arranged on the water baffle, the limiting piece is movably connected with the fixed seat, a limiting opening is arranged on the limiting piece, and an upper pipe orifice of a three-way pipe at the joint of adjacent water pipes can extend out of the limiting opening; the fixed seat is provided with a sliding hole, a sliding rod is arranged in the sliding hole in a sliding mode, and one end of the sliding rod extending out of the sliding hole is hinged with the limiting piece.

According to some embodiments of the invention, the limiting piece is of a hoop structure, the hoop structure comprises a hoop body and a fixing piece, the fixing piece is connected with the end part of the hoop body in a sliding mode, the fixing piece and the hoop body enclose a limiting opening, and the size of the limiting opening can be adjusted by changing the distance between the fixing piece and the end part of the hoop body so as to clamp the upper pipe orifice.

According to some embodiments of the invention, a baffle is arranged in the recovery box, the baffle divides the recovery box into two areas, one of the two areas is a purification area, the purification area is positioned below the water baffle, and the purification structure is arranged in the purification area; the other is a recovery area, the bottom of the recovery area is provided with a recovery port, and the recovery port is connected with the water tank; the baffle is provided with a water passing port, and water purified in the purification area flows into the recovery area from the water passing port and then flows into the water tank through the recovery port.

According to some embodiments of the invention, the recovery port is provided with a switch component, and the switch component is used for controlling the communication and closing of the recovery port; the switch assembly comprises a floating ball and a movable plug, wherein the floating ball is arranged above the movable plug and is connected with the movable plug through a connecting piece, the movable plug can be arranged in the recovery port to block the recovery port, and the floating ball can drive the movable plug to deviate from the recovery port when floating upwards so as to enable the recovery port to be communicated.

According to some embodiments of the invention, the water tank is connected with a moving assembly, the moving assembly comprises a connecting rod and a pulley, the pulley is rotationally connected to the bottom of the connecting rod, and the connecting rod is movably arranged at two sides of the water tank; the supporting table is provided with a second abdication port, and the connecting rod is arranged in the second abdication port in a penetrating way; the movable assembly is in a first state, when the movable assembly is in the first state, the movable assembly can be fixed with the supporting table through the first fixing piece, the pulley extends out of the second yielding port and is in contact with the ground, the rotating direction of the pulley is consistent with the moving direction of the running gear, and the pulley can drive the water tank to move along with the running gear.

According to some embodiments of the invention, the moving assembly further has a second state, when the moving assembly is in the second state, the pulley rotation direction is perpendicular to the moving direction of the running gear, the moving assembly can be fixed with the water tank through the fixing assembly, and the moving assembly and the water tank can move relative to the supporting table; the mobile component is switchable between a first state and a second state.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of a mounting structure of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an exploded view of the structure of FIG. 3;

FIG. 5 is an exploded view of the mounting structure of the splash plate and the door frame;

FIG. 6 is an exploded view of the mounting structure of the water deflector;

FIG. 7 is an exploded view of the fixture;

FIG. 8 is a cross-sectional view of the recovery tank;

FIG. 9 is an exploded view of the recovery tank;

FIG. 10 is a schematic view of the structure of the mobile assembly in a second state;

FIG. 11 is a cross-sectional view of the mobile component in a second state;

FIG. 12 is an exploded view of the mounting structure of the tank and support table;

fig. 13 is an exploded view of the mounting structure of the water tank and the support table.

Reference numerals:

portal 1000, running gear 1100, water pipe 1200, tee 1210, upper pipe orifice 1211;

fixing device 2110, first fixing portion 2111, first fixing hole 2112, third positioning piece 2113, second fixing portion 2114, second fixing hole 2115, yielding groove 2116, fixing rod 2120, fixing block 2121, locking groove 2122, unlocking hole 2123, anti-releasing block 2124, water baffle 2200, hinge portion 2201, hinge head 2202, hinge 2203, water baffle 2204, sliding assembly 2210, sliding groove 2211, sliding block 2212;

The device comprises a limiting assembly 3000, a limiting opening 3110, a positioning assembly 3120, a first positioning member 3121, a second positioning member 3122, a fastener 3123, a clamping groove 3124, a fixed seat 3210, a sliding hole 3211, a sliding rod 3212, a limiting member 3220, a hoop body 3221, a fixed seat 3222, a connecting rod 3224 and a third spring 3225;

the recovery tank 4100, the partition 4110, the water passing port 4111, the purification zone 4112, the recovery zone 4113, the inclined surface 4114, the recovery port 4115, the joint 4116, the guide holder 4120, the first guide groove 4121, the second guide groove 4122, the limiting wall 4123, the anti-drop plate 4124, the support plate 4130, the positioning block 4131, the first relief port 4132, the purification structure 4200, the first purification plate 4210, the second purification plate 4220, the switch assembly 4300, the floating ball 4310, the movable plug 4320, and the connection 4330;

the water tank 5000, the tank cover 5100, the connecting block 5110, the mounting groove 5120, the mounting hole 5121, the connecting groove 5130, the first spring 5131, the fixing component 5140, the positioning column 5141, the positioning groove 5142, the fixing structure 5150, the third fixing hole 5151, the fixing column 5152, the second spring 5153, the third guide groove 5154, the arc surface 5155, the unlocking structure 5156, the unlocking groove 5157, the unlocking piece 5158, the supporting table 5200, the limit stop 5201, the second yielding opening 5210, the first positioning hole 5220, the moving component 5300, the connecting rod 5310, the second threaded hole 5311, the first clamping block 5312, the second clamping block 5313 and the pulley 5320.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 2, a maintenance trolley according to an embodiment of the present invention includes a door frame 1000, a spraying device, a water baffle 2200, and a recovery structure.

The maintenance trolley is used for spraying water mist to the wall surface of the tunnel so as to prevent the wall surface from cracking, and the main body portal frame 1000 of the maintenance trolley is also arranged in an arch shape in order to enable the wall surface to be fully and uniformly maintained everywhere due to the arch shape of the tunnel. The bottom of the gantry 1000 is connected with a running gear 1100.

The spraying device comprises a water tank 5000, a water pipe 1200 and a spray head, wherein a supporting table 5200 is arranged on a portal 1000, the water tank 5000 is arranged on the supporting table 5200, limit stops 5201 are arranged on the front portion and the left side and the right side of the supporting table 5200, and three limit stops 5201 enclose a space for just accommodating the water tank 5000 so as to limit the water tank 5000. The water tank 5000 is connected to the water pipe 1200, and the spray head is connected to the water pipe 1200 to spray water mist to the tunnel wall surface.

At least two door frames 1000 are arranged on the maintenance trolley, and the two door frames 1000 are arranged at intervals; the two sides of the water baffle 2200 are respectively connected with the two door frames 1000 and are fixed by the fixing device 2110, and a plurality of water baffles 2200 are hinged in sequence and cover between the door frames 1000; the water pipe 1200 is installed on the water baffle 2200, the water baffle 2200 is provided with a sliding component 2210, the sliding component 2210 is provided with a limiting component 3000, and the sliding component 2210 is adjusted to adapt to the change of the installation position of the water pipe 1200, so that the limiting component 3000 limits the water pipe 1200.

The recovery structure comprises a recovery tank 4100 and a purification structure 4200, wherein the recovery tank 4100 is used for receiving water falling from the water baffle 2200 and can convey the water into the water tank 5000 for recycling; the recovery tank 4100 is opened at the upper part, the recovery tank 4100 is arranged below the water baffle 2200, and the sprayed water mist falls on the water baffle 2200 and slides down along the water baffle 2200 to fall into the recovery tank 4100.

Because the water drops falling back onto the water baffle 2200 may bring the dust and impurities on the wall surface, if the recovered water is directly conveyed to the spray head for recycling, impurities may be deposited in the transportation process, and the spray head may be blocked due to the fact that the impurities are brought to the spray head, the purifying structure 4200 is arranged in the recovery tank 4100, and the recovered water is purified before being put into recycling.

Referring to fig. 5 to 6, in some embodiments of the present invention, the fixing device 2110 includes a first fixing portion 2111, a second fixing portion 2114 and a fixing rod 2120, the first fixing portion 2111 is disposed on two sides of the water deflector 2200, and the second fixing portion 2114 is disposed on two sides of the gantry 1000 respectively; the first fixing portion 2111 is provided with a first fixing hole 2112, the second fixing portion 2114 is provided with a second fixing hole 2115, and the fixing rod 2120 can pass through the first fixing hole 2112 and the second fixing hole 2115 and fix the baffle 2200 to the door frame 1000.

In a further embodiment of the present invention, one end of the fixing rod 2120 is provided with a fixing block 2121, a locking groove 2122 is provided beside the first fixing hole 2112, the locking groove 2122 is communicated with the first fixing hole 2112, and the fixing block 2121 can be embedded into the locking groove 2122; the other end of the fixed rod 2120 is connected with an anti-drop block 2124, the anti-drop block 2124 and the fixed rod 2120 can be connected through threads so as to prevent the fixed rod 2120 from being separated from the door frame 1000, and the fixed block 2121 is matched with the anti-drop block 2124 to realize the fixed connection of the water baffle 2200 and the door frame 1000. When the fixing rod 2120 is mounted, the fixing block 2121 is aligned with the locking groove 2122, the fixing member passes through the first fixing hole 2112 and the second fixing hole 2115, the fixing block 2121 is embedded into the locking groove 2122, the other end of the fixing member extends out of the second fixing hole 2115, and the anti-falling block 2124 is mounted, so that the fixing member is fixed on the first fixing portion 2111 and the second fixing portion 2114, and the water baffle 2200 is fixedly connected with the door frame 1000.

The fixing rod 2120 is rotatably disposed in the first fixing hole 2112 and the second fixing hole 2115, and the fixing rod 2120 has a first position and a second position; when the fixed rod 2120 is located at the first position, the fixed block 2121 rotates to the position above the locking groove 2122 and is embedded into the locking groove 2122, and the fixed rod 2120 is fixedly connected with the water baffle 2200 and the door frame 1000; when the fixed bar 2120 is in the second position, the fixed bar 2120 can be disengaged from the splash guard 2200 to unlock the splash guard 2200 from the mast 1000.

An unlocking hole 2123 is formed beside the locking groove 2122, the locking groove 2122 and the unlocking hole 2123 are arranged at intervals along the circumferential direction of the first fixing hole 2112, the unlocking hole 2123 is communicated with the first fixing hole 2112, when the fixing rod 2120 is located at the second position, the fixing block 2121 rotates to the position above the unlocking hole 2123, the fixing block 2121 can pass through the unlocking hole 2123, and the fixing rod 2120 is separated from the water baffle 2200.

Referring to fig. 7, a relief groove 2116 is formed at the bottom of the second fixing portion 2114, the relief groove 2116 is connected to the second fixing hole 2115, and the anti-drop block 2124 can be inserted into the relief groove 2116; when the fixing rod 2120 is located at the first position, the anti-falling block 2124 is located outside the yielding groove 2116, the fixing block 2121 is embedded into the locking groove 2122, and before the fixing rod 2120 is switched to the second position, the anti-falling block 2124 is pressed into the yielding groove 2116, so that the fixing block 2121 can be separated from the locking groove 2122, the fixing piece is rotated, the fixing block 2121 is rotated to the position above the unlocking hole 2123, and the fixing rod 2120 can be separated from the water baffle 2200.

Since the water deflector 2200 has a large volume, it is difficult to directly align the first fixing holes 2112 at both sides with the second fixing holes 2115 corresponding to both sides of the door frame 1000 when the water deflector 2200 is fixed, and thus, referring to fig. 5, the first fixing portion 2111 is further connected with a third positioning member 2113, and the third positioning member 2113 is used to abut against the second fixing portion 2114 to position the water deflector 2200. Specifically, the third positioning member 2113 is a positioning block extending along the thickness direction of the water deflector 2200, the third positioning member 2113 is attached to one side of the first fixing portion 2111 and is also connected to two side walls of the water deflector 2200, and the length of the third positioning member is longer than the height of the first fixing portion 2111, the water deflector 2200 is placed on the gantry 1000, and moves along the tangential direction of the gantry 1000, so that the third positioning member 2113 abuts against the second fixing portion 2114, and at this time, the water deflector 2200 moves to the correct installation position, and the first fixing hole 2112 is aligned with the second fixing hole 2115.

Referring to fig. 6, the water deflector 2200 is provided at both front and rear ends thereof with a hinge portion 2201 and a hinge joint 2202, respectively; of any two adjacent splash plates 2200, the hinge 2201 of one splash plate 2200 is embedded between the two hinges 2202 of the other splash plate 2200 and connected by a hinge 2203. The water baffle 2200 is connected in sequence, the cover is arranged between the two door frames 1000 to form a cover for retaining water, meanwhile, the water falling onto the water baffle 2200 can slide downwards along the water baffle 2200 and fall onto the ground or be recycled by the recycling structure.

Referring to fig. 3, the water guard 2200 is provided at both left and right sides thereof with water guard blocks 2204 protruding upward, and the water guard blocks 2204 extend in the length direction of the water guard 2200 to prevent water from falling from both sides of the water guard 2200.

Referring to fig. 5 to 6, in some embodiments of the present invention, the sliding component 2210 includes a sliding groove 2211 and a sliding block 2212, the sliding groove 2211 is formed on the water baffle 2200, the sliding block 2212 is slidably disposed in the sliding groove 2211, and the limiting component 3000 is connected to the sliding block 2212; the plurality of water pipes 1200 are sequentially connected through the tee 1210, the spray head is mounted on the upper pipe orifice 1211 of the tee 1210, and the limiting assembly 3000 is used for limiting the direction of the tee 1210, so as to avoid the change of the spraying direction of the spray head caused by the rotation of the water pipes 1200.

Specifically, the upper surface of the water baffle 2200 is used for installing the water pipes 1200, in this embodiment, the water pipes 1200 are segmented, if some water pipes 1200 are damaged and can be quickly disassembled and replaced, a plurality of water pipes 1200 are sequentially connected through the three-way pipe 1210, two adjacent water pipes 1200 are respectively connected to the left pipe orifice and the right pipe orifice which are opposite on the three-way pipe 1210, and the upper pipe orifice 1211 of the three-way pipe 1210 is used for installing a spray nozzle so as to spray water mist; the installation position of the water pipe 1200 can be determined by the installation position of the tee 1210, and the limit of the water pipe 1200 can be realized by limiting the upper pipe orifice 1211 of the tee 1210, so that the spray position deviation of the spray head caused by the rotation of the water pipe 1200 on the portal 1000 or the detachment of the water pipe 1200 from the portal 1000 can be avoided.

The water pipes 1200 with different types and different specifications are installed on the water baffle 2200, and in order to conveniently limit the water pipes 1200 under various conditions, the water baffle 2200 is provided with a sliding component 2210, the sliding component 2210 is movably connected with a limiting component 3000, the limiting component 3000 is provided with a limiting opening 3110 through which an upper pipe orifice 1211 of the three-way pipe 1210 can pass, the limiting component 3000 can be sleeved on the three-way pipe 1210 through the limiting opening 3110, the direction of the three-way pipe 1210 is limited, and the water pipes 1200 are limited to prevent the water pipes 1200 from swinging; depending on the mounting position of the water tube 1200 on the splash plate 2200, the slide assembly 2210 may be adjusted to move the stop assembly 3000 to the side of the tee 1210 for stop.

The sliding component 2210 comprises a sliding groove 2211 and a sliding block 2212, the sliding groove 2211 is arranged on the water baffle 2200, the sliding block 2212 is arranged in the sliding groove 2211 in a sliding mode, and the sliding block 2212 is movably connected with the limiting component 3000. Specifically, the limiting component 3000 has a hoop structure, and the hoop structure can be sleeved on the upper pipe orifice 1211 of the three-way pipe 1210, and clamp the upper pipe orifice 1211, so as to limit the spraying direction of the spray head on the water pipe 1200 when being mounted on the upper pipe orifice 1211; the slide block 2212 can slide along the slide groove 2211 along with the position change of the spray head, so that the limit component 3000 can limit the spray head.

The using method of the water retaining structure comprises the following steps: placing the water baffle 2200 between the two door frames 1000, wherein the water baffle 2200 is tangent to the surfaces of the door frames 1000, the third positioning pieces 2113 on two sides are respectively attached to the door frames 1000 on two sides, moving the water baffle 2200 to enable the third positioning pieces 2113 to be abutted to the second fixing portions 2114, and enabling the first fixing holes 2112 to be aligned with the second fixing holes 2115; the fixing rod 2120 is installed in the first fixing hole 2112 and passes through the second fixing hole 2115, and an anti-falling block 2124 is installed at one end extending out of the second fixing hole 2115; rotating the fixed bar 2120 to the first position, aligning the fixed block 2121 on the fixed bar 2120 with the locking groove 2122, pressing the fixed bar 2120, embedding the fixed block 2121 into the locking groove 2122, and fixing the water shield 2200 on the door frame 1000; pressing the anti-drop block 2124 into the abdication groove 2116, removing the fixed block 2121 from the locking groove 2122, rotating the fixed rod 2120 to the second position, rotating the fixed rod 2121 to the upper portion of the unlocking hole 2123, moving the fixed rod 2120 downwards along the second fixing hole 2115 and penetrating through the unlocking hole 2123, penetrating the fixed block 2121 through the unlocking hole 2123, finally removing from the water baffle 2200, and releasing the fixation of the water baffle 2200 and the door frame 1000.

A plurality of water baffles 2200 are sequentially connected together through a hinge 2203, and a cover is arranged between the two door frames 1000 to form a water baffle cover; the water pipe 1200 is placed on the water baffle 2200, the sliding block 2212 is moved, the limiting component 3000 is sleeved on the three-way pipe 1210 at the joint of the water pipe 1200, and the water pipe 1200 is limited.

Referring to fig. 3 to 4, in a further embodiment of the present invention, the limiting assembly 3000 includes a fixed base 3210 and a limiting member 3220, wherein the fixed base 3210 is mounted on the water baffle 2200, specifically, the fixed base 3210 is fixedly mounted on the slide 2212 and can move along the slide 2211 along with the slide 2212; the limiting piece 3220 is movably connected to the fixed seat 3210, a limiting opening 3110 is disposed on the limiting piece 3220, and an upper pipe orifice 1211 of the tee 1210 at the connection position of the adjacent water pipes 1200 can extend out from the limiting opening 3110.

The water pipe 1200 is arranged on the portal 1000, the limiting piece 3220 is sleeved on the upper pipe orifice 1211 from top to bottom, the limiting opening 3110 is attached to the periphery of the upper pipe orifice 1211, the fixing seat 3210 is fixed on the sliding block 2212, the sliding block 2212 is not changed after moving to the side of the three-way pipe 1210, therefore, the limiting piece 3220 and the three-way pipe 1210 cannot swing at will, the limitation on the direction of the three-way pipe 1210 (the upper pipe orifice 1211) is realized, the upper pipe orifice 1211 is kept to spray water upwards in the direction perpendicular to the water baffle 2200, the sprayed water mist can contact with the wall surface to the greatest extent, full maintenance is carried out, the water pipe 1200 can be prevented from rotating or twisting in the spraying process, the swinging of the spray head is driven, the spraying direction of the spray head is changed, the water cannot be sprayed on the corresponding wall surface, and the water resource waste is caused.

The fixed seat 3210 is provided with a sliding hole 3211, the sliding hole 3211 extends along the axis direction of the upper pipe orifice 1211, a sliding rod 3212 is arranged in the sliding hole 3211 in a sliding manner, and one end of the sliding rod 3212 extending out of the sliding hole 3211 is connected with a limiting piece 3220. When the water pipe 1200 is placed, the slide rod 3212 and the limiting piece 3220 thereon are pulled up, the upper pipe orifice 1211 of the three-way pipe 1210 is moved to the lower part of the limiting piece 3220, and then the limiting piece 3220 is placed, so that the limiting piece 3220 can be sleeved on the upper pipe orifice 1211.

The stopper 3220 is hinged to the upper portion of the slide rod 3212 such that the stopper 3220 is rotatable about the upper portion of the slide rod 3212, and when the water pipe 1200 is installed, the stopper 3220 is rotated over the upper nozzle 1211 and over the upper nozzle 1211.

Referring to fig. 4, in a further embodiment of the present invention, the limiting member 3220 is a hoop structure, the hoop structure includes a hoop body 3221 and a fixing piece 3222, the fixing piece 3222 is slidably connected with an end portion of the hoop body 3221, a space enclosed by the fixing piece 3222 and the hoop body 3221 is the above-mentioned limiting opening 3110, and by pulling the fixing piece 3222, a distance between the fixing piece 3222 and the end portion of the hoop body 3221 can be changed, so that the size of the limiting opening 3110 can be adjusted to clamp the upper nozzle 1211.

Specifically, the end of the anchor ear body 3221 is provided with a connecting hole, both ends of the fixing piece 3222 are provided with connecting rods 3224, and the connecting rods 3224 can be inserted into the connecting hole and can slide along the connecting hole. A third spring 3225 is arranged between the anchor ear body 3221 and the fixed sheet 3222, the third spring 3225 is used for pulling the fixed sheet 3222 to clamp the upper pipe orifice 1211, the third spring 3225 is sleeved outside the connecting rod 3224, and two ends of the third spring 3225 are respectively connected with the anchor ear body 3221 and the fixed sheet 3222. Pulling the fixing piece 3222 away from the hoop body 3221, and stretching the third spring 3225; after the upper pipe orifice 1211 is installed into the limiting opening 3110, the fixing piece 3222 is loosened, and the fixing piece 3222 moves towards the anchor ear body 3221 under the reset action of the third spring 3225, but because the upper pipe orifice 1211 is installed in the limiting opening 3110, the third spring 3225 cannot be completely reset and still has a certain tensile deformation, so that the third spring 3225 can apply a tensile force to the fixing piece 3222, and the fixing piece 3222 and the anchor ear body 3221 are matched to clamp the upper pipe orifice 1211.

In other embodiments, the third spring 3225 may be installed in the connecting hole to be hidden, and two ends of the third spring 3225 are respectively connected to the inner wall of the connecting hole and the end of the connecting rod 3224. The connection between the third spring 3225 and other components may be specifically welding, hooking, or other connection modes, so long as the application of the tensile force can be achieved.

Since the water pipe 1200 has elasticity and easily bends and jumps, the water pipe 1200 may shift or fall off from the gantry 1000 when the water pipe 1200 is mounted by the limiting assembly 3000, and thus, referring to fig. 3 to 4, the positioning assembly 3120 is further provided on the gantry 1000 to position the water pipe 1200, preventing the water pipe 1200 from falling off from the gantry 1000. After the water pipe 1200 is positioned in advance, the position of the tee 1210 is adjusted, and the direction of the tee 1210 is fixed.

Referring to fig. 4, positioning assembly 3120 includes a first positioning member 3121 and a second positioning member 3122, with first positioning member 3121 and second positioning member 3122 being provided on either side of portal 1000, respectively; the first positioning member 3121 and the second positioning member 3122 are both hinged to the gantry 1000, and the first positioning member 3121 and the second positioning member 3122 can be rotated over the water tube 1200 and hug the water tube 1200 on the gantry 1000. Specifically, in the present embodiment, the first positioning member 3121 and the second positioning member 3122 are arc-shaped blocks, and after the first positioning member 3121 and the second positioning member 3122 are cooperatively connected, the inner walls of the two positioning members can abut against the surface of the water pipe 1200, so as to limit the water pipe 1200.

The first positioning member 3121 is connected to the second positioning member 3122 through a fastening structure, the fastening structure includes a fastening slot 3124 and a fastening member 3123, the fastening member 3123 is disposed on the first positioning member 3121, the fastening slot 3124 is disposed on the second positioning member 3122, and the fastening member 3123 can be inserted into the fastening slot 3124.

Before the water pipe 1200 is installed, the first positioning piece 3121 and the second positioning piece 3122 are both dropped on two sides of the gantry 1000 under the action of gravity, so that no interference is generated to the placement of the water pipe 1200; after the water pipe 1200 is placed on the portal 1000, the first positioning piece 3121 and the second positioning piece 3122 are rotated to the upper side of the water pipe 1200 to be propped against the water pipe 1200, the first positioning piece 3121 and the second positioning piece 3122 are fixedly connected above the water pipe 1200 through the fastening structure, and the water pipe 1200 is clamped on the portal 1000, so that the water pipe 1200 is prevented from sliding off the portal 1000.

The use method of the pipeline installation structure comprises the following steps: placing the first section of water pipe 1200 on a portal frame 1000, and installing a three-way pipe 1210 at the joint of the water pipe 1200; the first positioning piece 3121 and the second positioning piece 3122 are rotated to the upper part of the water pipe 1200 and are connected and fixed, and the water pipe 1200 is clamped on the door frame 1000 for limiting; moving the water pipe 1200 to enable the upper pipe orifice 1211 of the three-way pipe 1210 to be moved beside the fixed seat 3210, pulling up the anchor ear structure, rotating the anchor ear structure to be above the upper pipe orifice 1211, pulling away the fixed sheet 3222 to enable the limiting port 3110 to be aligned with the upper pipe orifice 1211, then moving the anchor ear structure downwards to enable the limiting port 3110 to be sleeved on the upper pipe orifice 1211, loosening the fixed sheet 3222, resetting the fixed sheet 3222 under the action of the third spring 3225, and clamping the upper pipe orifice 1211 in a matched mode with the anchor ear body 3221, so that the direction fixation of the three-way pipe 1210 is realized; the second section of water pipe 1200 is connected with the three-way pipe 1210, and the operation is repeated, and the sections of water pipe 1200 are connected in sequence.

Referring to fig. 2, in some embodiments of the invention, a partition 4110 is disposed in the recovery tank 4100, the partition 4110 divides the recovery tank 4100 into two areas, one of which is a purification area 4112, the purification structure 4200 is disposed in the purification area 4112, and the lowermost water baffle 2200 extends above the purification area 4112 and is inclined toward the purification area 4112, and water falling from the water baffle 2200 flows into the purification area 4112; the other is a recovery zone 4113, the bottom of the recovery zone 4113 is provided with a recovery port 4115, and the recovery port 4115 is connected with the water tank 5000 through an external connecting pipe; the baffle 4110 is provided with a water passing port 4111, and after water purified in the purification zone 4112 flows into the recovery zone 4113 from the water passing port 4111, the water flows into the water tank 5000 through the recovery port 4115, so that water accumulation on the ground can be prevented, work is influenced, the recovered water can be collected for recycling, water is saved, and water resources are avoided being wasted.

Referring to fig. 8, the purification structure 4200 includes a first purification plate 4210 and a second purification plate 4220, and the first purification plate 4210 and the second purification plate 4220 are filled with an adsorption material, such as activated carbon, for adsorbing impurities in water. Referring to fig. 9, a water passing port 4111 is formed at the bottom of the partition 4110, and the recovered water falls onto the first purification plate 4210, is filtered by the adsorbent material, flows to the bottom of the purification zone 4112, and flows from the water passing port 4111 to the recovery zone 4113.

The first purifying plate 4210 is fixed on an inner wall of the purifying zone 4112 opposite to the partition 4110 and extends toward the partition 4110, and the first purifying plate 4210 is located below the water baffle 2200; the second cleaning plate 4220 is provided on the partition 4110; the first cleaning plates 4210 are staggered with the second cleaning plates 4220 and are disposed opposite in a downward-inclined direction. Specifically, as shown in fig. 8, the first cleaning plate 4210 is inclined downward and rightward, the second cleaning plate 4220 is inclined downward and leftward, and the right lower end of the first cleaning plate 4210 extends above the second cleaning plate 4220, so that the recovered water can flow from the first cleaning plate 4210 to the second cleaning plate 4220, and the filtration is repeated a plurality of times, thereby increasing the time of cleaning and improving the cleaning efficiency.

The number of the first purifying plates 4210 and the second purifying plates 4220 may be plural, the plural first purifying plates 4210 are uniformly spaced along the height direction of the inner wall of the purifying zone 4112, the plural second purifying plates 4220 are uniformly spaced along the height direction of the partition 4110, the first purifying plates 4210 and the second purifying plates 4220 are staggered, water flows along the first purifying plates 4210 to the second purifying plates 4220, and then flows from the second purifying plates 4220 to the first purifying plates 4210 at the lower position, and the filtration is repeated for plural times until the water flows to the bottom of the purifying zone 4112.

Specifically, the water passing port 4111 and the recovery port 4115 are respectively disposed at two ends of the recovery zone 4113, and water entering from the water passing port 4111 flows out from the recovery port 4115 at the other end after passing through the whole recovery zone 4113, so that the present invention has a certain water storage capacity. Preferably, the bottom surface of the recovery zone 4113 is configured as a slope 4114, which slopes downward from the end of the water outlet 4111 to the end of the recovery zone 4115, so as to prevent water in the recovery zone 4113 from flowing back to the purification zone 4112.

Referring to fig. 8, in a further embodiment of the present invention, a switch assembly 4300 is disposed on the recovery port 4115, the switch assembly 4300 is used for controlling the communication and closing of the recovery port 4115, when the water level in the recovery area 4113 reaches a certain height, the switch assembly 4300 opens the recovery port 4115, and guides purified recovery water to the water tank 5000, so as to prevent water from overflowing from the recovery area 4113; the switch assembly 4300 comprises a floating ball 4310 and a movable plug 4320, wherein the floating ball 4310 is arranged above the movable plug 4320, and is connected with the movable plug 4320 through a connecting piece 4330, the movable plug 4320 can be installed in the recovery port 4115 to block the recovery port 4115, and the floating ball 4310 can drive the movable plug 4320 to deviate from the recovery port 4115 when floating upwards so as to enable the recovery port 4115 to be communicated. The connecting piece 4330 can be a rope which is not easy to deform, the floating ball 4310 floats upwards along with the rise of the water level, when the floating ball 4310 floats upwards until the rope is tightened, the floating ball 4310 pulls the movable plug 4320 upwards, the recovery port 4115 is opened, and water drainage is started; when the water level drops, the float 4310 drops, and the movable plug 4320 drops to block the recovery port 4115.

Referring to fig. 8 to 9, a guide holder 4120 is provided above the recovery port 4115, the guide holder 4120 is provided with a guide groove into which water can flow, the guide groove is divided into a first guide groove 4121 and a second guide groove 4122, and the first guide groove 4121 is provided above the second guide groove 4122 and is communicated with the second guide groove 4122; the first guide groove 4121 is matched with the floating ball 4310, the floating ball 4310 can float up and down along the first guide groove 4121, the second guide groove 4122 is matched with the movable plug 4320, and the movable plug 4320 can lift along the second guide groove 4122.

The upper portion of the second guide groove 4122 is provided with a limiting wall 4123 to prevent the movable plug 4320 from moving upward out of the second guide groove 4122. The limiting wall 4123 is formed by extending opposite side walls of the second guide groove 4122, and a gap is reserved between the limiting walls 4123 on the two sides. Specifically, referring to fig. 9, in the present embodiment, the guide groove is opened toward the partition 4110, and an anti-falling plate 4124 is detachably connected to the opening to prevent the floating ball 4310 or the movable plug 4320 from falling out of the opening.

When in installation, the movable plug 4320 is firstly put into the second guide groove 4122 from the opening, the movable plug 4320 is pressed down to block the recovery port 4115, the connecting piece 4330 passes through the gap between the limiting walls 4123, the floating ball 4310 is put into the first guide groove 4121, and the anti-falling plate 4124 is installed on the opening.

The invention also includes a support plate 4130, the support plate 4130 for supporting the recovery tank 4100. Referring to fig. 9, the support plate 4130 is provided with positioning stoppers 4131 at the front and both left and right sides, and three positioning stoppers 4131 enclose a space that just accommodates the recovery tank 4100 to limit the recovery tank 4100. Referring to fig. 8 to 9, the support plate 4130 is provided with a plurality of first relief ports 4132 for the external connection pipe to extend into and connect with the recovery port 4115. The recovery port 4115 is provided with a connector 4116, wherein the connector 4116 is adapted to be connected to an external connection pipe, and the connector 4116 may extend from the first relief port 4132 when the recovery tank 4100 is placed on the support plate 4130.

In some embodiments of the present invention, a moving component 5300 is connected to the water tank 5000 to drive the water tank 5000 to move smoothly. The moving assembly 5300 comprises a connecting rod 5310 and a pulley 5320, wherein the pulley 5320 is rotatably connected to the bottom of the connecting rod 5310; the two opposite sides of the water tank 5000 are respectively provided with a moving component 5300 for driving the water tank 5000 to move steadily, in this embodiment, the number of the moving components 5300 is four, and the moving components 5300 are symmetrically arranged on the front and rear sides of the water tank 5000. The supporting table 5200 is provided with second yielding openings 5210, the connecting rods 5310 are movably arranged on two sides of the water tank 5000 and penetrate through the second yielding openings 5210, the number of the second yielding openings 5210 is two, the positions on the supporting plate 4130, on two sides of the water tank 5000, are correspondingly arranged, the connecting rods 5310 descend, and the pulleys 5320 can penetrate through the second yielding openings 5210 and extend out of the bottom of the supporting table 5200.

Referring to fig. 2 and 13, the moving assembly 5300 has a first state, when the moving assembly 5300 is in the first state, the moving assembly 5300 can be fixed to the supporting platform 5200 by the first fixing element, the pulley 5320 extends out from the second yielding opening 5210 and contacts with the ground, so as to provide an auxiliary supporting effect for the supporting platform 5200, and meanwhile, because the moving assembly 5300 is four groups symmetrically arranged, the stress on each place of the supporting platform 5200 can be balanced. If the support table 5200 is independently disposed, the pulley 5320 can rotate to drive the support table 5200 to move, but in this embodiment, the support table 5200 is fixed on the maintenance trolley, so the moving assembly 5300 only provides an auxiliary sliding function. When the moving unit 5300 is in the first state, the rotation direction of the pulley 5320 is identical to the movement direction of the traveling device 1100, and when the traveling device 1100 moves forward with reference to fig. 2, the pulley 5320 rotates along with it, and the support table 5200 and the water tank 5000 on the support table 5200 move forward smoothly with the maintenance trolley.

Referring to fig. 10 to 12, in a further embodiment of the present invention, the moving assembly 5300 further has a second state, when the moving assembly 5300 is in the second state, the rotation direction of the pulley 5320 is perpendicular to the moving direction of the traveling device 1100, the moving assembly 5300 can be fixed to the water tank 5000 by the fixing assembly 5140, and the moving assembly 5300 and the water tank 5000 can move relative to the supporting table 5200.

In the state shown in fig. 12, the running gear 1100 moves forward, and the pulley 5320 rotates to drive the water tank 5000 to move left and right, so that the moving component 5300 cannot assist the maintenance trolley in the second state, but the moving component 5300 and the water tank 5000 can move relative to the support table 5200, and the moving component 5300 in the second state can drive the water tank 5000 to move to a position to move the water tank 5000 from the support table 5200 because the water tank 5000 has a large weight after water filling and is inconvenient to move.

The moving assembly 5300 is switchable between a first state and a second state, and when the moving assembly 5300 is in the first state, the water tank 5000 and the moving assembly 5300 are fixed relative to the support table 5200 and move with the maintenance trolley; when the moving member 5300 is in the second state, the water tank 5000 and the moving member 5300 can move relative to the support base 5200 and can be transferred from the support base 5200.

Referring to fig. 12 to 13, mounting grooves 5120 are formed on both sides of the water tank 5000, mounting holes 5121 are formed at the bottoms of the mounting grooves 5120, the mounting holes 5121 are aligned with the second yielding openings 5210, and the connecting rod 5310 is inserted into the mounting holes 5121 and can rotate in the mounting holes 5121 and the second yielding openings 5210 to change the rotation direction of the pulleys 5320 so as to switch the moving assembly 5300 between the first state and the second state. Specifically, the second relief opening 5210 is a long and narrow hole, and only the pulley 5320 in the second state can be extended (fig. 12), so that when the state is switched, the pulley 5320 is extended from the second relief opening 5210 in the second state, and then the connecting rod 5310 is rotated to switch the pulley 5320 to the first state (fig. 13).

Referring to fig. 13, the first fixing member is a screw, a first positioning hole 5220 is formed on the support base 5200, a second threaded hole 5311 is formed on the connecting rod 5310, and the screw can pass through the first positioning hole 5220 and extend into the second threaded hole 5311 to fix the moving assembly 5300 on the support base 5200.

Referring to fig. 2, a first clamping block 5312 is disposed above the connecting rod 5310, when the moving assembly 5300 is switched to the first state, the first clamping block 5312 rotates to abut against the case cover 5100, at this time, the height position of the moving assembly 5300 is determined, the height position of the first positioning hole 5220 is flush with the height position of the second threaded hole 5311, and then the horizontal position of the moving assembly 5300 is determined by the positioning structure, so that the first positioning hole 5220 and the second threaded hole 5311 can be aligned for mounting screws

Referring to fig. 12, a connection block 5110 is provided at the bottom of the case cover 5100, and a connection groove 5130 into which the connection block 5110 is inserted is provided at the upper portion of the water tank 5000; the first spring 5131 is arranged in the connecting groove 5130, and when the first clamping block 5312 abuts against the water tank cover 5100, the connecting block 5110 is inserted into the connecting groove 5130, so that the limit of the water tank cover 5100 on the water tank 5000 is realized; meanwhile, the connection block 5110 compresses the first spring 5131 downwards, the first spring 5131 is compressed to generate elastic force, upward acting force is provided for the case cover 5100, the case cover 5100 is tightly propped against the first clamping block 5312, the first clamping block 5312 is matched with the supporting table 5200 to limit the height direction of the water tank 5000, the case cover 5100 is fixed on the water tank 5000, and the water tank 5000 is fixed on the supporting table 5200.

Preferably, referring to fig. 10, a second clamping block 5313 is further disposed on the connecting rod 5310, the second clamping block 5313 is disposed below the first clamping block 5312 and is perpendicular to the first clamping block 5312, when the moving assembly 5300 is switched to the second state, the connecting rod 5310 is moved upwards, the pulley 5320 is moved out of the second yielding port 5210, and the connecting rod 5310 is rotated to enable the second clamping block 5313 to abut against the case cover 5100.

Referring to fig. 13, the fixing assembly 5140 includes a positioning column 5141 and a positioning groove 5142, the positioning column 5141 is disposed on an outer sidewall of the water tank 5000, and the positioning groove 5142 is disposed on the connecting rod 5310 and penetrates the connecting rod 5310.

In this embodiment, the positioning column 5141 can be used as a positioning structure in the first state for determining the horizontal position of the moving component 5300, and after the moving component 5300 is switched to the first state, the connecting rod 5310 is translated, so that the left side or the right side of the connecting rod 5310 abuts against the positioning column 5141, and the horizontal position of the connecting rod 5310 is determined, so that the first positioning hole 5220 and the second threaded hole 5311 are aligned.

Referring to fig. 11, the positioning groove 5142 is horizontally disposed, and the positioning column 5141 can extend into the positioning groove 5142 and move along the positioning groove 5142, so as to realize the limitation of the moving component 5300 in the height direction; the fixed assembly 5140 further includes a fixed structure 5150 to achieve a horizontal stop of the moving assembly 5300.

Specifically, when the state is switched, the moving assembly 5300 is rotated to the second state, the moving assembly 5300 is moved upward, and the pulley 5320 is moved out of the second yielding port 5210; moving the moving assembly 5300 toward the water tank 5000 until the second clamping block 5313 abuts against the case cover 5100, and determining the height position of the moving assembly 5300, wherein the positioning groove 5142 is flush with the positioning column 5141; the translation assembly 5300 enables the positioning column 5141 to enter the positioning groove 5142, and then the positioning column 5141 is fixed in the positioning groove 5142 through the fixing assembly 5140.

Referring to fig. 11, the fixing structure 5150 includes an elastic moving member and a third fixing hole 5151, the elastic moving member is disposed on the positioning post 5141 in a lifting manner, the third fixing hole 5151 is disposed on the upper surface of the positioning groove 5142, and when the positioning post 5141 moves along the positioning groove 5142 until the elastic moving member is aligned with the third fixing hole 5151, the elastic moving member is inserted into the third fixing hole 5151.

The elastic movable piece comprises a fixed column 5152 and a second spring 5153, a third guide groove 5154 is formed in the positioning column 5141, the third guide groove 5154 extends along the vertical direction, the fixed column 5152 is arranged in the third guide groove 5154 in a sliding mode, one end of the second spring 5153 is connected to the third guide groove 5154, and the other end of the second spring 5153 is connected with the fixed column 5152; when the fixing column 5152 is aligned with the third fixing hole 5151, the second spring 5153 drives the fixing column 5152 to move up to be inserted into the third fixing hole 5151.

The upper portion of the fixed column 5152 is provided with an arc surface 5155, when the positioning column 5141 moves along the positioning groove 5142, the upper surface of the positioning groove 5142 is in contact with the arc surface 5155, the fixed column 5152 can be pressed into the third guide groove 5154, when the third fixing hole 5151 moves to the upper portion of the fixed column 5152, the pressure applied to the fixed column 5152 disappears, the second spring 5153 resets, the fixed column 5152 is pushed upwards, and the fixed column 5152 is inserted into the third fixing hole 5151.

Specifically, in the present embodiment, the moving assembly 5300 is moved to the left, the positioning column 5141 is installed in the positioning groove 5142, so the cambered surface 5155 is set to a shape with high left and low right, and the surface of the positioning groove 5142 gradually presses the fixing column 5152 into the third guiding groove 5154 during the moving assembly 5300 moves to the left, so as to reduce the resistance.

Referring to fig. 13, the fixing structure 5150 further includes an unlocking structure 5156, the unlocking structure 5156 includes an unlocking groove 5157 and an unlocking plate 5158, the unlocking groove 5157 is opened at a left side position of the positioning column 5141 in the drawing, the unlocking groove 5157 is communicated with the third guiding groove 5154, the unlocking plate 5158 is an elongated pulling plate, one end of the unlocking plate 5158 is connected with the fixing column 5152, and the other end of the unlocking plate extends out of the unlocking groove 5157. Referring to fig. 11, when the moving assembly 5300 is in the second state and the moving assembly 5300 is to be switched to the first state, the fixing structure 5150 needs to be released to fix the moving assembly 5300, the unlocking tab 5158 is pushed down, the fixing post 5152 is disengaged from the third fixing hole 5151, and the moving assembly 5300 can be moved from the fixing position.

Preferably, the fixing structure 5150 and the unlocking structure 5156 can be realized by a telescopic motor, when the third fixing hole 5151 moves above the fixing column 5152, the movable end of the motor stretches out to fix the positioning column 5141 in the positioning groove 5142; when the movable end of the motor is retracted, the locking of the moving assembly 5300 by the fixed structure 5150 is released.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A maintenance trolley, characterized by comprising:

the portal (1000), the bottom is connected with the walking device (1100);

the spraying device comprises a water tank (5000), a water pipe (1200) and a spray head, wherein a supporting table (5200) is arranged on the portal (1000), the water tank (5000) is arranged on the supporting table (5200), the water tank (5000) is connected with the water pipe (1200), and the spray head is connected with the water pipe (1200) to spray water mist to the wall surface of a tunnel;

the water baffle (2200) is fixed on the portal (1000) through a fixing device (2110), the water pipe (1200) is installed on the water baffle (2200), a sliding component (2210) is arranged on the water baffle (2200), a limiting component (3000) is installed on the sliding component (2210), and the sliding component (2210) is adjusted to adapt to the change of the installation position of the water pipe (1200), so that the limiting component (3000) is convenient for limiting the water pipe (1200); the sliding assembly (2210) comprises a sliding groove (2211) and a sliding block (2212), the sliding groove (2211) is arranged on the water baffle (2200), the sliding block (2212) is arranged in the sliding groove (2211) in a sliding mode, and the limiting assembly (3000) is connected to the sliding block (2212); the water pipes (1200) are sequentially connected through a three-way pipe (1210), the spray head is arranged at an upper pipe orifice (1211) of the three-way pipe (1210), and the limiting component (3000) is used for limiting the direction of the three-way pipe (1210) so as to prevent the spray direction of the spray head from being changed due to the rotation of the water pipes (1200); the limiting assembly (3000) comprises a fixed seat (3210) and a limiting piece (3220), the fixed seat (3210) is installed on the water baffle (2200), the limiting piece (3220) is movably connected to the fixed seat (3210), a limiting opening (3110) is formed in the limiting piece (3220), and an upper pipe orifice (1211) of a three-way pipe (1210) at the joint of the adjacent water pipes (1200) can extend out of the limiting opening (3110); a sliding hole (3211) is formed in the fixed seat (3210), a sliding rod (3212) is arranged in the sliding hole (3211) in a sliding mode, and one end, extending out of the sliding hole (3211), of the sliding rod (3212) is hinged to the limiting piece (3220); the limiting piece (3220) is of a hoop structure, the hoop structure comprises a hoop body (3221) and a fixing piece (3222), the fixing piece (3222) is connected with the end part of the hoop body (3221) in a sliding mode, the fixing piece (3222) and the hoop body (3221) are enclosed to form a limiting opening (3110), and the size of the limiting opening (3110) can be adjusted by changing the distance between the fixing piece (3222) and the end part of the hoop body (3221) so as to clamp the upper pipe orifice (1211);

A recovery structure comprising a recovery tank (4100) and a purification structure (4200), said recovery tank (4100) being adapted to receive water falling from said water deflector (2200) and to be able to deliver water to said water tank (5000) for recycling; the purifying structure (4200) is provided in the recovery tank (4100) to purify the recovered water.

2. A maintenance trolley according to claim 1, wherein: the fixing device (2110) comprises a first fixing part (2111), a second fixing part (2114) and fixing rods (2120), the first fixing part (2111) is arranged on two sides of the water baffle (2200), and the second fixing part (2114) is correspondingly arranged on two sides of the portal (1000); the first fixing portion (2111) is provided with a first fixing hole (2112), the second fixing portion (2114) is provided with a second fixing hole (2115), and the fixing rod (2120) can penetrate through the first fixing hole (2112) and the second fixing hole (2115) and fix the water baffle (2200) on the door frame (1000).

3. A maintenance trolley according to claim 2, wherein: a fixed block (2121) is arranged at one end of the fixed rod (2120), a locking groove (2122) and an unlocking hole (2123) are formed in the periphery of the first fixed hole (2112), the locking groove (2122) and the unlocking hole (2123) are communicated with the first fixed hole (2112), the fixed block (2121) can be embedded into the locking groove (2122), and an anti-falling block (2124) is connected to the other end of the fixed rod (2120) so as to prevent the fixed rod (2120) from being separated from the portal (1000); the fixed rod (2120) is rotatably arranged in the first fixed hole (2112) and the second fixed hole (2115), and the fixed rod (2120) has a first position and a second position; when the fixed rod (2120) is positioned at the first position, the fixed block (2121) rotates to be above the locking groove (2122) and is embedded into the locking groove (2122), and the fixed rod (2120) is fixedly connected with the water baffle (2200) and the portal (1000); when the fixed rod (2120) is located at the second position, the fixed block (2121) rotates to the position above the unlocking hole (2123) and penetrates through the unlocking hole (2123), and the fixed rod (2120) is separated from the water baffle (2200).

4. A maintenance trolley according to claim 1, wherein: a partition plate (4110) is arranged in the recovery box (4100), the partition plate (4110) divides the recovery box (4100) into two areas, one area is a purification area (4112), the purification area (4112) is positioned below the water baffle (2200), and the purification structure (4200) is arranged in the purification area (4112); the other is a recovery zone (4113), the bottom of the recovery zone (4113) is provided with a recovery port (4115), and the recovery port (4115) is connected with the water tank (5000); the partition plate (4110) is provided with a water passing port (4111), and water purified in the purification area (4112) flows into the recovery area (4113) from the water passing port (4111) and then flows into the water tank (5000) through the recovery port (4115).

5. A maintenance trolley according to claim 4, wherein: the recycling port (4115) is provided with a switch assembly (4300), and the switch assembly (4300) is used for controlling the communication and closing of the recycling port (4115); the switch assembly (4300) comprises a floating ball (4310) and a movable plug (4320), the floating ball (4310) is arranged above the movable plug (4320) and is connected with the movable plug (4320) through a connecting piece (4330), the movable plug (4320) can be installed in the recovery port (4115) to block the recovery port (4115), and the floating ball (4310) can drive the movable plug (4320) to separate from the recovery port (4115) when floating upwards so as to enable the recovery port (4115) to be communicated.

6. A maintenance trolley according to claim 1, wherein: the water tank (5000) is connected with a moving assembly (5300), the moving assembly (5300) comprises a connecting rod (5310) and a pulley (5320), the pulley (5320) is rotationally connected to the bottom of the connecting rod (5310), and the connecting rod (5310) is movably arranged on two sides of the water tank (5000); a second abdication port (5210) is formed in the support table (5200), and the connecting rod (5310) is arranged in the second abdication port (5210) in a penetrating manner; the mobile assembly (5300) is in a first state, when the mobile assembly (5300) is in the first state, the mobile assembly (5300) can be fixed with the supporting table (5200) through a first fixing piece, the pulley (5320) stretches out of the second yielding port (5210) and is in contact with the ground, the rotating direction of the pulley (5320) is consistent with the moving direction of the walking device (1100), and the pulley (5320) can drive the water tank (5000) to move along with the walking device (1100).

7. A maintenance trolley according to claim 6, wherein: the moving assembly (5300) further has a second state, when the moving assembly (5300) is in the second state, the rotating direction of the pulley (5320) is perpendicular to the moving direction of the walking device (1100), the moving assembly (5300) can be fixed with the water tank (5000) through a fixing assembly (5140), and the moving assembly (5300) and the water tank (5000) can move relative to the supporting table (5200); the mobile component (5300) is switchable between the first state and the second state.