CN216043874U - Maintenance platform truck water tank mounting structure - Google Patents

Abstract

The utility model discloses a water tank mounting structure of a nursing trolley, which comprises a water tank, wherein the upper part of the water tank is provided with an opening, and a tank cover is arranged at the opening; the supporting platform is fixed on the maintenance trolley and used for supporting the water tank, and a position yielding opening is formed in the supporting platform; the moving assembly comprises a connecting rod and a pulley, and the pulley is rotatably connected to the bottom of the connecting rod; the connecting rods are movably arranged on two sides of the water tank and penetrate through the yielding position openings; the movable assembly has 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 abdicating opening and is in contact with the ground, the rotating direction of the pulley is consistent with the moving direction of the maintenance trolley, and the pulley can drive the water tank to move along with the maintenance trolley. According to the maintenance trolley water tank mounting structure provided by the utility model, the moving assembly is arranged to transfer the water tank, and the moving assembly can be in contact with the ground and can move, so that the water tank can stably move along with the maintenance trolley.

Description

Maintenance platform truck water tank mounting structure

Technical Field

The utility model relates to the technical field of maintenance trolleys, in particular to a maintenance trolley water tank mounting structure.

Background

When a tunnel is constructed, materials such as reinforced concrete and the like are generally adopted to construct a permanent supporting structure, the most common materials belong to building block lining and high-pressure grouting concrete lining, the condition that the wall surface is cracked easily occurs if the concrete is not maintained in time, and the concrete is required to be timely subjected to watering maintenance 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 the maintenance of watering, consequently need install the water tank on the maintenance platform truck, because need store a large amount of water in the water tank, consequently the water tank is inconvenient to be removed on the maintenance platform truck to because water tank weight is great, put and probably influence the steady movement of maintenance platform truck on the maintenance platform truck.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a maintenance trolley water tank mounting structure which is provided with a moving component for transferring a water tank, wherein the moving component can be in contact with the ground and can move, so that the water tank can stably move along with a maintenance trolley.

According to a first aspect embodiment of the utility model, the water tank mounting structure of the nursing trolley comprises a water tank, an upper opening, a tank cover and a water tank cover, wherein the upper opening is provided with a tank cover; the supporting platform is fixed on the maintenance trolley and used for supporting the water tank, and a position yielding opening is formed in the supporting platform; the moving assembly comprises a connecting rod and a pulley, and the pulley is rotatably connected to the bottom of the connecting rod; the connecting rods are movably arranged on two sides of the water tank and penetrate through the yielding position openings; the movable assembly has 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 abdicating opening and is in contact with the ground, the rotating direction of the pulley is consistent with the moving direction of the maintenance trolley, and the pulley can drive the water tank to move along with the maintenance trolley.

According to the embodiment of the utility model, the water tank mounting structure of the maintenance trolley at least has the following technical effects: the moving assembly comprises a connecting rod and a pulley, the pulley is rotatably connected to the bottom of the connecting rod, and the two opposite sides of the water tank are both provided with the moving assembly so as to drive the water tank to move stably. The connecting rod descends, and the pulley can pass through the position-giving opening and extend out of the bottom of the supporting platform. 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 pulleys extend out of the abdicating opening and are in contact with the ground, auxiliary supporting effect can be provided for the supporting table, and meanwhile, the movable assembly is four groups symmetrically arranged, so that stress at each position of the supporting table can be balanced. The removal subassembly can also provide supplementary slip effect, and when removing the subassembly and be in the first state, the direction of rotation of pulley is unanimous with the direction of movement of maintenance platform truck, and when the maintenance platform truck moved forward, the pulley rotated thereupon, and the water tank on brace table and the brace table is along with maintenance platform truck steady movement forward.

According to some embodiments of the utility model, the moving assembly further has a second state, when the moving assembly is in the second state, the rotation direction of the pulley is perpendicular to the moving direction of the maintenance trolley, the moving assembly can be fixed with the water tank through the second fixing assembly, and the moving assembly and the water tank can move relative to the support platform; the mobile assembly is switchable between a first state and a second state.

According to some embodiments of the utility model, the two sides of the water tank are provided with mounting grooves, the bottom of each mounting groove is provided with a mounting hole, the mounting holes are aligned with the abdicating openings, and the connecting rod is arranged in the mounting holes in a penetrating manner and can rotate in the mounting holes and the abdicating openings so as to change the rotation direction of the pulley and realize the switching of the moving assembly between the first state and the second state.

According to some embodiments of the utility model, the first fixing member is a screw, the support platform is provided with a first positioning hole, the connecting rod is provided with a second threaded hole, and the screw can pass through the first positioning hole and extend into the second threaded hole to fix the moving assembly on the support platform.

According to some embodiments of the present invention, a first block is disposed above the connecting rod, and when the moving assembly is switched to the first state, the first block rotates to abut against the case cover.

According to some embodiments of the utility model, the bottom of the tank cover is provided with a connecting block, and the upper part of the water tank is provided with a connecting groove for inserting the connecting block; be equipped with first spring in the spread groove, when first fixture block offseted with the case lid, the connecting block compresses tightly first spring, and first spring provides elasticity for the case lid to supply first fixture block to support tightly with the case lid.

According to some embodiments of the present invention, the second fixing assembly includes a positioning column and a positioning groove, the positioning column is disposed on the outer side wall of the water tank, the positioning groove is disposed on the connecting rod and penetrates through the connecting rod, and the positioning column can extend into the positioning groove and move along the positioning groove to realize the position limitation of the moving assembly in the height direction; the second fixing component also comprises a fixing structure so as to realize the limit of the moving component in the horizontal direction.

According to some embodiments of the present invention, the fixing structure includes a flexible moving member and a fixing hole, the flexible moving member is movably disposed on the positioning post in a lifting manner, the fixing hole is formed on the upper surface of the positioning slot, and the flexible moving member is inserted into the fixing hole when the positioning post moves along the positioning slot until the flexible moving member is aligned with the fixing hole.

According to some embodiments of the utility model, the elastic movable part comprises a fixed column and a second spring, the fixed column is provided with a guide groove, the guide groove extends along the vertical direction, the fixed column is slidably arranged in the guide groove, one end of the second spring is connected to the guide groove, and the other end of the second spring is connected with the fixed column; when the fixed column is aligned with the fixed hole, the second spring drives the fixed column to move upwards to be inserted into the fixed hole.

According to some embodiments of the utility model, the upper part of the fixing column is provided with a cambered surface, and when the positioning column moves along the positioning groove, the upper surface of the positioning groove is in contact with the cambered surface and can press the fixing column into the guide groove.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic structural view of the moving assembly in a second state;

FIG. 3 is a cross-sectional view of the moving assembly in a second state;

FIG. 4 is an exploded view of an embodiment of the present invention;

fig. 5 is an exploded view of an embodiment of the present invention.

Reference numerals:

the water tank comprises a water tank 100, a tank cover 110, a connecting block 111, a mounting groove 120, a mounting hole 121, a connecting groove 130, a first spring 131, a second fixing component 140, a positioning column 141, a positioning groove 142, a fixing structure 150, a fixing hole 151, a fixing column 152, a second spring 153, a guide groove 154, an arc surface 155, an unlocking structure 156, an unlocking groove 157 and an unlocking sheet 158;

the support platform 200, the limit stop 201, the abdicating port 210 and the first positioning hole 220;

the moving assembly 300, the connecting rod 310, the second threaded hole 311, the first latch 312, the second latch 313 and the pulley 320.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, a water tank mounting structure of a maintenance trolley according to an embodiment of the present invention includes a water tank 100, a support platform 200, and a moving assembly 300.

The upper part of the water tank 100 is opened, and a tank cover 110 is arranged at the opening. The supporting platform 200 is fixed on the maintenance trolley and used for supporting the water tank 100, and a let opening 210 is formed in the supporting platform 200. Specifically, referring to fig. 2 and 4, limit stoppers 201 are disposed at the front and left and right sides of the support table 200, and the three limit stoppers 201 surround a space for just accommodating the water tank 100 to limit the water tank 100.

The moving assembly 300 comprises a connecting rod 310 and a pulley 320, wherein the pulley 320 is rotatably connected to the bottom of the connecting rod 310; the two opposite sides of the water tank 100 are provided with moving assemblies 300 to drive the water tank 100 to move stably, in this embodiment, the number of the moving assemblies 300 is four, and the moving assemblies are symmetrically arranged on the front side and the rear side of the water tank 100. Specifically, the connecting rods 310 are movably disposed on two sides of the water tank 100 and penetrate through the yielding openings 210, and the yielding openings 210 are also two in number and correspondingly disposed on the supporting plate at two sides of the water tank 100.

The link 310 is lowered and the pulley 320 can extend from the bottom of the support table 200 through the docking port 210. Referring to fig. 1 and 5, the moving assembly 300 has a first state, when the moving assembly 300 is in the first state, the moving assembly 300 can be fixed to the supporting platform 200 by the first fixing member, the pulleys 320 extend from the abdicating opening 210 and contact with the ground, so as to provide an auxiliary supporting function for the supporting platform 200, and at the same time, since the moving assembly 300 is provided in four groups symmetrically, the stress at each position of the supporting platform 200 can be balanced. If the supporting platform 200 is independently installed, the pulley 320 rotates to drive the supporting platform 200 to move, and in this embodiment, the supporting platform 200 is fixed on the maintenance trolley, so the moving assembly 300 only provides an auxiliary sliding function. When the moving assembly 300 is in the first state, the rotation direction of the pulley 320 is the same as the moving direction of the maintenance trolley, and referring to fig. 1, when the maintenance trolley moves forward, the pulley 320 rotates along with the maintenance trolley, and the support table 200 and the water tank 100 on the support table 200 move forward smoothly along with the maintenance trolley.

Referring to fig. 2 to 4, in some embodiments of the present invention, the moving assembly 300 further has a second state, when the moving assembly 300 is in the second state, the moving assembly 300 can be fixed to the water tank 100 by the second fixing assembly 140, and the rotation direction of the pulley 320 is perpendicular to the moving direction of the maintenance trolley; in the state shown in fig. 4, the maintenance cart moves forward, and the pulley 320 rotates to drive the water tank 100 to move left and right, so that the moving assembly 300 in the second state cannot assist the maintenance cart to slide, but the moving assembly 300 and the water tank 100 can move relative to the support platform 200, and the water tank 100 filled with water is heavy and inconvenient to move, and the moving assembly 300 in the second state can drive the water tank 100 to move to a position to move the water tank 100 from the support platform 200.

The moving assembly 300 is switchable between a first state and a second state, when the moving assembly 300 is in the first state, the water tank 100 and the moving assembly 300 are fixed relative to the support table 200 and move with the maintenance trolley; when the moving assembly 300 is in the second state, the water tank 100 and the moving assembly 300 can move relative to the supporting platform 200 and can be transferred from the supporting platform 200.

Referring to fig. 4 to 5, in a further embodiment of the present invention, mounting grooves 120 are formed on both sides of the water tank 100, mounting holes 121 are formed in bottoms of the mounting grooves 120, the mounting holes 121 are aligned with the abdicating openings 210, and a connecting rod 310 is inserted into the mounting holes 121 and can rotate in the mounting holes 121 and the abdicating openings 210 to change a rotation direction of the pulley 320, so as to switch the moving assembly 300 between the first state and the second state. Specifically, the abdicating hole 210 is a long and narrow hole, and only the pulley 320 in the second state can extend out (fig. 4), so when the state is switched, the pulley 320 extends out of the abdicating hole 210 in the second state, and then the connecting rod 310 is rotated to switch the pulley 320 to the first state (fig. 5).

Referring to fig. 5, in a further embodiment of the present invention, the first fixing element is a screw, the supporting platform 200 is provided with a first positioning hole 220, the connecting rod 310 is provided with a second threaded hole 311, and the screw can pass through the first positioning hole 220 and extend into the second threaded hole 311, so as to fix the moving assembly 300 on the supporting platform 200.

Referring to fig. 1, in a further embodiment of the present invention, a first latch 312 is disposed above the connecting rod 310, when the moving assembly 300 is switched to the first state, the first latch 312 rotates to abut against the cover 110, the height position of the moving assembly 300 is determined, the height positions of the first positioning hole 220 and the second threaded hole 311 are flush, and the horizontal position of the moving assembly 300 is determined by the positioning structure, so that the first positioning hole 220 and the second threaded hole 311 can be aligned for installing screws.

Referring to fig. 4, in a further embodiment of the present invention, a connection block 111 is provided at the bottom of the tank cover 110, and a connection groove 130 into which the connection block 111 is inserted is provided at the upper portion of the water tank 100; a first spring 131 is arranged in the connecting groove 130, and when the first clamping block 312 is abutted against the tank cover 110, the connecting block 111 is inserted into the connecting groove 130, so that the limiting of the tank cover 110 on the water tank 100 is realized; meanwhile, the connecting block 111 presses the first spring 131 downwards, the first spring 131 is pressed to generate elastic force, upward acting force is provided for the tank cover 110, the tank cover 110 and the first fixture block 312 are tightly propped, the first fixture block 312 and the supporting table 200 are matched to limit the height direction of the water tank 100, the tank cover 110 is fixed on the water tank 100, and the water tank 100 is fixed on the supporting table 200.

Preferably, referring to fig. 2, the connecting rod 310 is further provided with a second latch 313, the second latch 313 is disposed below the first latch 312 and perpendicular to the first latch 312, when the moving assembly 300 is switched to the second state, the connecting rod 310 is moved upwards, the pulley 320 is moved out of the abdicating opening 210, and the connecting rod 310 is rotated to enable the second latch 313 to abut against the case cover 110.

Referring to fig. 5, in some embodiments of the present invention, the second fixing element 140 includes a positioning column 141 and a positioning groove 142, the positioning column 141 is disposed on an outer sidewall of the water tank 100, and the positioning groove 142 is disposed on the connecting rod 310 and penetrates through the connecting rod 310.

In this embodiment, the positioning post 141 can be used as a positioning structure in the first state for determining the horizontal position of the moving assembly 300, and after the moving assembly 300 is switched to the first state, the connecting rod 310 is translated to make the left side surface or the right side surface of the connecting rod 310 abut against the positioning post 141, so as to determine the horizontal position of the connecting rod 310, and make the first positioning hole 220 and the second threaded hole 311 aligned.

Referring to fig. 3, the positioning groove 142 is horizontally disposed, and the positioning column 141 can extend into the positioning groove 142 and move along the positioning groove 142 to realize the position limitation of the moving assembly 300 in the height direction; the second fixing member 140 further includes a fixing structure 150 to limit the horizontal direction of the moving member 300.

Specifically, when the state is switched, the moving assembly 300 is rotated to the second state, the moving assembly 300 is moved upward, and the pulley 320 is moved out of the abdicating opening 210; moving the moving assembly 300 towards the water tank 100 until the second latch 313 abuts against the tank cover 110, and determining the height position of the moving assembly 300, wherein the positioning groove 142 is flush with the positioning column 141; the moving assembly 300 is moved horizontally to make the positioning post 141 enter the positioning slot 142, and then the positioning post 141 is fixed in the positioning slot 142 by the second fixing assembly 140.

Referring to fig. 3, in a further embodiment of the present invention, the fixing structure 150 includes an elastic movable member and a fixing hole 151, the elastic movable member is movably disposed on the positioning post 141 in a lifting manner, the fixing hole 151 is disposed at an upper surface of the positioning slot 142, and when the positioning post 141 moves along the positioning slot 142 until the elastic movable member is aligned with the fixing hole 151, the elastic movable member is inserted into the fixing hole 151.

Referring to fig. 3, in a further embodiment of the present invention, the elastic movable member includes a fixed column 152 and a second spring 153, the fixed column 141 is provided with a guide groove 154, the guide groove 154 extends in a vertical direction, the fixed column 152 is slidably disposed in the guide groove 154, one end of the second spring 153 is connected to the guide groove 154, and the other end is connected to the fixed column 152; when the fixing post 152 is aligned with the fixing hole 151, the second spring 153 drives the fixing post 152 to move upward to be inserted into the fixing hole 151.

Referring to fig. 3, in a further embodiment of the present invention, an arc surface 155 is disposed on the upper portion of the fixing post 152, when the positioning post 141 moves along the positioning slot 142, the upper surface of the positioning slot 142 contacts the arc surface 155 and presses the fixing post 152 into the guide slot 154, when the fixing hole 151 moves above the fixing post 152, the pressure applied to the fixing post 152 is removed, the second spring 153 is reset, the fixing post 152 is pushed upward, and the fixing post 152 is inserted into the fixing hole 151.

Specifically, in the present embodiment, the moving assembly 300 is moved to the left, and the positioning pillar 141 is installed in the positioning groove 142, so that the arc surface 155 is set to be in a shape with a higher left and a lower right, and the resistance is reduced, and in the process of moving the moving assembly 300 to the left, the surface of the positioning groove 142 gradually presses the fixing pillar 152 into the guiding groove 154.

Referring to fig. 5, the fixing structure 150 further includes an unlocking structure 156, the unlocking structure 156 includes an unlocking groove 157 and an unlocking piece 158, the unlocking groove 157 is opened at the left position of the positioning column 141, the unlocking groove 157 communicates with the guide groove 154, the unlocking piece 158 is an elongated poking piece, one end of which is connected with the fixing column 152, and the other end of which extends out of the unlocking groove 157. Referring to fig. 3, when the moving assembly 300 is in the second state, when the moving assembly 300 is switched to the first state, the fixing structure 150 needs to be released from fixing the moving assembly 300, the unlocking piece 158 is shifted downward, the fixing column 152 is disengaged from the fixing hole 151, and the moving assembly 300 can be moved away from the fixing position.

Preferably, the fixing structure 150 and the unlocking structure 156 can be implemented by a telescopic motor, when the fixing hole 151 moves to above the fixing column 152, the movable end of the motor extends out to fix the positioning column 141 in the positioning slot 142; when the movable end of the motor is retracted, the movable assembly 300 is unlocked by the fixing structure 150.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean 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 utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a maintenance platform truck water tank mounting structure which characterized in that includes:

the water tank (100) is provided with an opening at the upper part, and a tank cover (110) is arranged at the opening;

the supporting platform (200) is fixed on the maintenance trolley and used for supporting the water tank (100), and a position yielding opening (210) is formed in the supporting platform (200);

the moving assembly (300) comprises a connecting rod (310) and a pulley (320), wherein the pulley (320) is rotatably connected to the bottom of the connecting rod (310); the connecting rods (310) are movably arranged on two sides of the water tank (100) and penetrate through the yielding position opening (210); the moving assembly (300) is provided with a first state, when the moving assembly (300) is in the first state, the moving assembly (300) can be fixed with the supporting table (200) through a first fixing piece, the pulley (320) extends out of the position giving opening (210) and is in contact with the ground, the rotating direction of the pulley (320) is consistent with the moving direction of the maintenance trolley, and the pulley (320) can drive the water tank (100) to move along with the maintenance trolley.

2. The maintenance trolley water tank installation structure according to claim 1, wherein: the moving assembly (300) further has a second state, when the moving assembly (300) is in the second state, the rotation direction of the pulley (320) is perpendicular to the moving direction of the maintenance trolley, the moving assembly (300) can be fixed with the water tank (100) through a second fixing assembly (140), and the moving assembly (300) and the water tank (100) can move relative to the supporting platform (200); the moving assembly (300) is switchable between the first state and the second state.

3. The maintenance trolley water tank installation structure according to claim 2, wherein: the utility model discloses a water tank (100) is equipped with mounting groove (120) in the both sides, mounting groove (120) bottom is equipped with mounting hole (121), mounting hole (121) with let position mouthful (210) align, connecting rod (310) wear to locate in mounting hole (121), and can mounting hole (121) with let rotate in the position mouthful (210), in order to change the direction of rotation of pulley (320), realize removal subassembly (300) are in switching between the first state with the second state.

4. The maintenance trolley water tank installation structure according to claim 3, wherein: the first fixing piece is a screw, a first positioning hole (220) is formed in the supporting platform (200), a second threaded hole (311) is formed in the connecting rod (310), the screw can penetrate through the first positioning hole (220) and stretch into the second threaded hole (311), and the moving assembly (300) is fixed to the supporting platform (200).

5. The maintenance trolley water tank installation structure according to claim 4, wherein: a first clamping block (312) is arranged above the connecting rod (310), and when the moving assembly (300) is switched to the first state, the first clamping block (312) rotates to be tightly abutted to the box cover (110).

6. The maintenance trolley water tank installation structure according to claim 5, wherein: the bottom of the tank cover (110) is provided with a connecting block (111), and the upper part of the water tank (100) is provided with a connecting groove (130) into which the connecting block (111) can be inserted; a first spring (131) is arranged in the connecting groove (130), when the first clamping block (312) abuts against the box cover (110), the connecting block (111) compresses the first spring (131), and the first spring (131) provides elastic force for the box cover (110) so that the first clamping block (312) abuts against the box cover (110).

7. The maintenance trolley water tank installation structure according to claim 3, wherein: the second fixing component (140) comprises a positioning column (141) and a positioning groove (142), the positioning column (141) is arranged on the outer side wall of the water tank (100), the positioning groove (142) is arranged on the connecting rod (310) and penetrates through the connecting rod (310), and the positioning column (141) can extend into the positioning groove (142) and move along the positioning groove (142) so as to realize the limiting of the moving component (300) in the height direction; the second fixing component (140) further comprises a fixing structure (150) for realizing the horizontal limit of the moving component (300).

8. The maintenance trolley water tank installation structure according to claim 7, wherein: fixed knot constructs (150) including elastic moving part and fixed orifices (151), elastic moving part lift activity is located on reference column (141), fixed orifices (151) are seted up in constant head tank (142) upper surface department, work as reference column (141) are followed constant head tank (142) remove extremely elastic moving part with when fixed orifices (151) align, elastic moving part inserts in fixed orifices (151).

9. The maintenance trolley water tank installation structure according to claim 8, wherein: the elastic moving part comprises a fixed column (152) and a second spring (153), a guide groove (154) is formed in the fixed column (141), the guide groove (154) extends in the vertical direction, the fixed column (152) is slidably arranged in the guide groove (154), one end of the second spring (153) is connected to the guide groove (154), and the other end of the second spring is connected with the fixed column (152); when the fixing column (152) is aligned with the fixing hole (151), the second spring (153) drives the fixing column (152) to move upwards to be inserted into the fixing hole (151).

10. The maintenance trolley water tank installation structure according to claim 9, wherein: an arc surface (155) is arranged at the upper part of the fixing column (152), and when the positioning column (141) moves along the positioning groove (142), the upper surface of the positioning groove (142) is in contact with the arc surface (155) and the fixing column (152) can be pressed into the guide groove (154).

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