CN212688872U

CN212688872U - Canal lining trolley

Info

Publication number: CN212688872U
Application number: CN202021202877.6U
Authority: CN
Inventors: 续志勇; 郑春海; 徐君诚; 张新波
Original assignee: Third Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Current assignee: Third Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-12
Anticipated expiration: 2030-06-24

Abstract

The utility model provides a canal lining trolley, belonging to the canal lining technical field, comprising a trolley body, a pushing mechanism and a lining board, wherein the trolley body is arranged in a canal and can move along the canal; the plurality of pushing mechanisms are transversely arranged on two opposite side surfaces of the trolley body and can push along the horizontal direction of the trolley body; the lining plates are multiple and are all hinged to the pushing top end of the pushing mechanism, the lining plates are moved to the slope surface of the channel by means of the pushing mechanism and are used for blocking concrete to be poured, and the positioning positions of the lining plates are adjusted by means of the pushing mechanism. The utility model provides a pair of channel lining cutting platform truck has and need not artifically carry the welt, and the locating position of welt is adjusted conveniently and accurately, and is little to channel lining cutting construction intensity of labour, also can not influence later stage construction progress and construction quality's technological effect.

Description

Canal lining trolley

Technical Field

The utility model belongs to the technical field of the canal lining cutting, more specifically say, relate to a canal lining cutting platform truck.

Background

The canal lining usually uses each expansion joint as a lining circulation, a lining trolley is used in construction, the lining trolley provides support for a lining canal, and the lining trolley can be used for transporting some construction appliances and the like. During construction, the lining plate is generally arranged at the outer side position of concrete to be poured by overlapping the scaffold, the lining plate and the lining plate on two sides of the lining trolley, the concrete is poured in a gap between the lining plate and a channel wall after the scaffold and the lining plate are fixed, and the lining plate has the function of blocking the concrete. After the concrete is poured and solidified, the scaffold is detached from the trolley, so that the lining plate is taken down from the solidified concrete outer wall, the trolley is moved to the position where the channel is not lined again, the next cycle is carried out, the scaffold and the lining plate need to be lapped on the two sides of the lining trolley again, and the lining step of the previous lining position is repeatedly executed. The drawback that above mode of operation exists to channel lining has, needs many people to install and dismantle scaffold frame and welt, and the amount of labour is big, and after the welt was installed usually, all be parallel with the channel domatic, be certain installation angle with the vertical direction of channel, and is big to the fixed intensity of labour of the installation angle of welt, and still to the inaccurate problem of liner location, still can influence later stage concrete construction and channel lining construction quality, influence lining construction progress.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a channel lining cutting platform truck aims at solving current construction platform truck big to channel lining cutting construction intensity of labour, the unsafe technical problem of welt location.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a canal lining trolley, which comprises a trolley body, a pushing mechanism and a lining plate, wherein the trolley body is arranged in a canal and can move along the canal; the plurality of pushing mechanisms are transversely arranged on two opposite side surfaces of the trolley body and can push along the horizontal direction of the trolley body; the lining plate is a plurality of, all articulates push away the top of mechanism, the lining plate with the help of push away the mechanism and remove to channel domatic department and be used for blockking the concrete of waiting to pour, the locating position of lining plate is with the help of a plurality of push away the mechanism and adjust.

As another embodiment of the application, the bottom of the trolley body is step-shaped and is matched with the shape of the bottom of the canal, one end of the trolley body is arranged on a concrete structure at the bottom of the lined canal, the other end of the trolley body is arranged on the ground of the unlined canal, and the upper end surface of the trolley body is horizontal.

As another embodiment of the application, the ejection mechanism comprises a first beam, a second beam and a sleeve, wherein one end of the first beam is fixedly connected with the trolley body, and the other end of the first beam is provided with an external thread; one end of the second beam is provided with an external thread, the other end of the second beam is hinged with the lining plate, and the external thread of the second beam and the external thread of the first beam have opposite rotating directions; the both ends of sleeve are equipped with respectively and revolve to opposite internal thread, both ends respectively with the external screw thread of first roof beam with the external screw thread connection of second roof beam, the sleeve is used for adjusting first roof beam with interval between the second roof beam, the locating position of welt is with the help of lieing in a plurality of with one side of platform truck body ejection mechanism adjusts.

As another embodiment of this application, the platform truck body is with a plurality of with one side ejection mechanism is the rectangle formula and arranges, the locating position of welt is through being located upper portion ejection mechanism's ejection length and being located the lower part ejection mechanism's ejection length adjusts jointly.

As another embodiment of the application, a plurality of supporting legs are arranged at the bottom end of the trolley body, the bottom ends of the supporting legs are respectively supported on a concrete structure at the bottom of the lined channel and the ground of the unlined channel, and the supporting heights of the supporting legs are adjustable.

As another embodiment of this application, be close to the subaerial supporting leg's of not lining canal lateral part is equipped with folding landing leg, folding landing leg's one end with platform truck body consolidation bottom, the other end are used for supporting subaerially at the not lining canal, folding landing leg vertical setting and can with the supporting leg switches the support.

As another embodiment of the application, the folding support leg comprises a connecting rod, a rotating rod, a roller and a limiting rod, wherein one end of the connecting rod is fixedly connected to the bottom end of the trolley body, and the other end of the connecting rod is a free end; one end of the rotating rod is hinged with the free end of the connecting rod, the other end of the rotating rod is a free end, and the rotating rod can rotate around the hinged point; the idler wheel is rotatably arranged at the free end of the rotating rod and is used for being supported on the ground of the unlined canal, and the idler wheel can roll in the canal; the both ends of gag lever post rotate respectively and are connected the connecting rod with the dwang is used for spacingly the turned position of dwang.

As another embodiment of this application, be located not lining canal subaerial the total length of supporting leg is less than folding leg's total length is placed in on the concrete structure that has lined the supporting leg bottom is equipped with the walking wheel, the platform truck body with the help of the gyro wheel with the walking wheel removes along the canal.

As another embodiment of the present application, the supporting leg is a telescopic rod structure, and the height of the dolly body is adjusted and fixed by means of the supporting leg.

As another embodiment of this application, the gag lever post is telescopic pull rod, the dwang with the angle between the connecting rod with the help of the gag lever post is adjusted, the connecting rod with when being the straight angle between the dwang, the dwang props up the one end of platform truck body.

The utility model provides a pair of canal lining cutting platform truck's beneficial effect lies in: compared with the prior art, the utility model relates to a channel lining cutting platform truck, on installing the platform truck body with ejection mechanism, install ejection mechanism with the welt on, ejection length through adjusting ejection mechanism, the positioning position who makes the welt obtains the adjustment, can accurately remove to the domatic department of channel and be used for blockking the concrete of treating pouring, it is big to channel lining cutting construction intensity of labour to have solved the construction platform truck, the unsafe technical problem in welt location, it does not have the manual work transport welt, the positioning position of welt is adjusted conveniently and accurately, construct intensity of labour little to channel lining cutting, also can not influence later stage construction progress and construction quality's technological effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a canal lining trolley provided by an embodiment of the present invention;

fig. 2 is a schematic perspective view of a canal lining trolley according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a support leg and a folding support leg of a canal lining trolley provided by an embodiment of the present invention;

fig. 4 is an enlarged view of a structure in fig. 1.

In the figure: 1. a trolley body; 11. mounting holes; 2. a pushing mechanism; 21. a first beam; 22. a second beam; 23. a sleeve; 3. a liner plate; 4. a concrete structure; 5. a channel ground; 6. supporting legs; 7. folding the support legs; 71. a connecting rod; 72. rotating the rod; 73. a roller; 74. a limiting rod; 8. and locking the screw.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4 together, a channel lining trolley according to the present invention will now be described. The channel lining trolley comprises a trolley body 1, a pushing mechanism 2 and a lining plate 3, wherein the trolley body 1 is arranged in a channel and can move along the channel; the plurality of pushing mechanisms 2 are transversely arranged on two opposite side surfaces of the trolley body 1, and the pushing mechanisms 2 can push along the horizontal direction of the trolley body 1; the welt 3 is a plurality of, all articulates the top of pushing away of ejection mechanism 2, and welt 3 removes to the domatic department of channel and is used for blockking the concrete of waiting to pour with the help of ejection mechanism 2, and the locating position of welt 3 is adjusted with the help of a plurality of ejection mechanisms 2.

The utility model provides a pair of channel lining platform truck, compared with the prior art, on installing platform truck body 1 with ejection mechanism 2, install ejection mechanism 2 with welt 3 on, ejection length through adjusting ejection mechanism 2, make the locating position of welt 3 obtain the adjustment, can accurately remove to the domatic department of channel and be used for blockking the concrete of waiting to pour, it is big to channel lining construction intensity of labour to have solved the construction platform truck, 3 inaccurate technical problem in location of welt, it does not need artifical transport welt 3 to have, the locating position of welt 3 adjusts conveniently and accurately, construct intensity of labour little to the channel lining, also can not influence later stage construction progress and construction quality's technological effect.

In this embodiment, the trolley body 1 is a trolley in the prior art, the lining plate 3 is plate-shaped and used for blocking concrete in lining use, the height of the ejection mechanism 2 on the side surface of the trolley body 1 can be adjusted, a plurality of mounting holes 11 with different heights are formed in the side surface of the trolley body 1 opposite to the slope surface of the channel, the mounting holes 11 are used for mounting the ejection mechanism 2, and when the trolley is used specifically, the ejection mechanism 2 can be reasonably mounted in the mounting holes 11 at different positions according to the specific use height of the lining plate 3, so that the adjustment effect of different ejection heights of the ejection mechanism 2 is realized. The trolley body 1 can move or slide along the length direction of the channel, so that lining operation can be conveniently carried out on the channel at different stations. After the pushing mechanism 2 pushes the lining plate 3, the lining plate 3 moves in the horizontal direction, and the lining plate 3 inclines towards the channel side through the mutual matching pushing of the plurality of pushing mechanisms 2, and can play a role in lining concrete, so that the lined channel side wall is inclined.

Generally, the lining operation of channels is circularly constructed according to regulations, the lining of the channels usually uses each expansion joint as a lining circulation, an inverted trapezoidal concrete structure can be formed inside the slope surface of the lined channel, namely the concrete structure can prevent the channel from deforming and collapsing and form a permanent supporting structure, after all stations of the channel are lined, the inverted trapezoidal concrete structure is formed inside the channel, and water flow and the like can conveniently pass through the structure to form a water channel, a ditch and other water flow channels. I.e. the height of the inner bottom of the lined canal (the height of the concrete structure 4) is greater than the height of the ground 5 of the unlined canal, resembling a stepped structure seen from the side.

As a specific embodiment of the utility model provides a pair of canal lining cutting platform truck, please refer to fig. 2, the bottom of platform truck body 1 is the step form and with canal bottom shape looks adaptation, the one end of platform truck body 1 is arranged in on the canal bottom concrete structure 4 of lining cutting, the other end is arranged in on the canal ground 5 of not lining cutting, the level form is personally submitted to platform truck body 1 upper end. The trolley body 1 is placed on the step-shaped structure, one end of the trolley body 1 is placed on the concrete structure 4 at the bottom of the lined channel, the other end of the trolley body is placed on the ground 5 of the unlined channel, and the upper end face of the trolley body 1 can be kept horizontal, so that the installation and construction operation of the pushing mechanism 2 and the lining plate 3 can be facilitated only if the upper end face of the trolley body 1 is kept horizontal. Because channel inner structure is the step form, then the utility model provides a bottom structure of platform truck body 1 also is the reverse step form, and both mutual adaptations make up the construction district that can supply

ejection mechanism

2 and 3 constructions of welt.

As a specific embodiment of the channel lining trolley provided by the present invention, please refer to fig. 1 and 4, the pushing mechanism 2 includes a first beam 21, a second beam 22 and a sleeve 23, one end of the first beam 21 is fixedly connected with the trolley body 1, and the other end is provided with an external thread; one end of the second beam 22 is provided with an external thread, the other end of the second beam 22 is hinged with the lining plate 3, and the external thread of the second beam 22 and the external thread of the first beam 21 have opposite rotating directions; two ends of the sleeve 23 are respectively provided with internal threads with opposite screwing directions, the two ends of the sleeve are respectively connected with the external threads of the first beam 21 and the external threads of the second beam 22, the sleeve 23 is used for adjusting the distance between the first beam 21 and the second beam 22, and the positioning position of the lining plate 3 is adjusted by means of a plurality of ejection mechanisms 2 positioned on the same side of the trolley body 1. By screwing the sleeve 23 (manually using a hand tool or using an electric tool), the sleeve 23 is respectively in threaded connection with the first beam 21 and the second beam 22, and in the rotating process of the sleeve 23, the distance between the first beam 21 and the second beam 22 is increased or decreased, so that the distance or the position of the lining plate 3 relative to the trolley body 1 can be adjusted, and the positioning position of the lining plate 3 can be conveniently adjusted. The opposite direction of rotation of the external thread of the first beam 21 and the second beam 22 is then the effect of adjusting the position of the lining plate 3 during screwing of the sleeve 23.

The mounting position or the positioning position of the lining plate 3 can be adjusted by adjusting the sleeves 23 on the plurality of pushing mechanisms 2, so that the lining plate 3 is close to and parallel to the inner wall of the channel to be poured with concrete, and the channel after pouring can meet the design requirements. The positioning position of the lining plate 3 is the angle of the lining plate 3 inclining to the inner wall side of the channel or the angle vertically clamped with the trolley body 1, and concrete pouring and lining operation can be facilitated by adjusting the inclination of the lining plate 3 relative to the inner wall of the channel. Wherein, in the concrete pouring process, because the ejection mechanism 2 is arranged, the lining plate 3 is fixed, and the lining effect on the channel can be well ensured.

Specifically, the two side surfaces of the construction trolley are provided with the same number of the ejection mechanisms 2, namely the installation positions of the ejection mechanisms 2 and the lining plates 3 are symmetrically arranged by the central line of the trolley body 1, and the central line is the central line along the length direction of the channel. The hexagonal nut is sleeved on the outer wall of the sleeve 23, the inner wall of the hexagonal nut is fixedly connected with the outer wall of the sleeve 23, the effect of screwing the sleeve 23 can be achieved by screwing the hexagonal nut, and the wrench and other hand tools can be conveniently used for operation or screwing.

As a specific embodiment of the channel lining trolley provided by the present invention, please refer to fig. 1-2, the trolley body 1 is arranged in a rectangular manner with a plurality of pushing mechanisms 2 on the same side, and the positioning position of the lining board 3 is adjusted by the pushing length of the pushing mechanism 2 on the upper portion and the pushing length of the pushing mechanism 2 on the lower portion.

Specifically, the number of ejection mechanisms 2 is eight, and two sides of the trolley body 1 are respectively provided with four ejection mechanisms 2, the four ejection mechanisms 2 can be enclosed into a rectangle and are respectively arranged at four end corners of the rectangle, and the ejection lengths of the upper ejection mechanism 2 and the lower ejection mechanism 2 can be used for adjusting the positioning positions (including the inclination angle and the horizontal position) of the lining plate 3, so that the lining plate 3 can be reasonably adjusted and controlled.

As a specific embodiment of the channel lining trolley provided by the utility model, please refer to fig. 1-3, a plurality of supporting legs 6 are arranged at the bottom end of the trolley body 1, the bottom ends of the supporting legs 6 are respectively supported on the concrete structure 4 at the bottom of the lined channel and the ground 5 of the un-lined channel, and the supporting height of the supporting legs 6 is adjustable. Through supporting leg 6, can make platform truck body 1 remove along the channel, also can adjust platform truck body 1's height through supporting leg 6 to the regulation is to the location or the mounting height of welt 3.

As a specific embodiment of the utility model provides a pair of channel lining cutting platform truck, please refer to fig. 2-3, the lateral part of the supporting leg 6 on the channel ground 5 that is close to not lining cutting is equipped with folding landing leg 7, and folding landing leg 7's one end and 1 bottom consolidation of platform truck body, the other end are used for supporting on not lining cutting channel ground 5, and folding landing leg 7 is vertical to be set up and can switch the support with supporting leg 6. Through the switching support between folding landing leg 7 and supporting leg 6, firstly can make platform truck body 1 fix inside the channel in the lining construction, secondly can make platform truck body 1 remove along the channel, supports subaerial back when folding landing leg 7, then supporting leg 6 is propped up a take the altitude, and supporting leg 6 is liftoff promptly, through the supporting leg 6 cooperation of folding landing leg 7 and the other end, can make platform truck body 1 remove along the channel. After the trolley body 1 needs to be fixed in a channel, the folding supporting legs 7 are operated and the folding supporting legs 7 are folded, the folding supporting legs 7 are separated from the ground, the supporting legs 6 are supported on the ground, the trolley body 1 is fixed, and the trolley body 1 cannot move along the channel. The supporting legs 6 and the folding legs 7 can be mutually switched to move, so that the trolley body 1 can be moved and fixed.

As a specific embodiment of the channel lining trolley provided by the present invention, please refer to fig. 3, the folding leg 7 comprises a connecting rod 71, a rotating rod 72, a roller 73 and a limiting rod 74, one end of the connecting rod 71 is fixedly connected to the bottom end of the trolley body 1, and the other end is a free end; one end of the rotating rod 72 is hinged with the free end of the connecting rod 71, the other end is a free end, and the rotating rod 72 can rotate around the hinged point; the roller 73 is rotatably arranged at the free end of the rotating rod 72 and is used for supporting on the ground 5 of the unlined canal, and the roller 73 can roll in the canal; the two ends of the limiting rod 74 are respectively rotatably connected with the connecting rod 71 and the rotating rod 72 for limiting the rotating position of the rotating rod 72. Can adjust the angle between dwang 72 and the connecting rod 71 through gag lever post 74, the maximum flat angle is 180, and the dwang 72 is vertical setting this moment promptly, and the gyro wheel 73 of dwang 72 bottom is contact ground, and supporting leg 6 is propped up or is in liftoff state, has an angle back between dwang 72 and connecting rod 71, makes supporting leg 6 ground connection, is convenient for fixed platform truck body 1. Through the limit adjustment of the limit rod 74, the rotating rod 72 can be rotated relative to the connecting rod 71, and the rotated angle can be adjusted and fixed, so that the trolley body 1 can be moved or fixed according to actual conditions.

Specifically, the length of the connecting rod 71 is greater than that of the rotating rod 72, the roller 73 is rotatably connected to the bottom end of the rotating rod 72 and abuts against the ground, and when the pushing trolley body 1 moves, the roller 73 rolls on the ground, so that the moving resistance of the trolley body 1 is reduced.

As a specific embodiment of the channel lining trolley provided by the utility model, please refer to fig. 3, the total length of the supporting legs 6 on the channel ground 5 which is not lined is less than the total length of the folding supporting legs 7, the bottom of the supporting legs 6 on the concrete structure 4 which is lined is arranged with walking wheels, and the trolley body 1 moves along the channel by means of the rollers 73 and the walking wheels. When folding landing leg 7 is the state of expanding, will rotate a locking through the locating part, then gyro wheel 73 and ground contact prop up supporting leg 6, can make gyro wheel 73 cooperate the walking motion like this, and the platform truck body 1 of being convenient for removes in the channel.

Specifically, because the ground inside the channel is step-shaped, the moving distance of the trolley body 1 is limited, so that the walking wheels cannot slip out of the concrete structure 4 at the bottom of the lined channel.

As a specific embodiment of the channel lining trolley provided by the present invention, please refer to fig. 2-3, the supporting legs 6 are telescopic rod structures, and the height of the trolley body 1 is adjusted and fixed by means of the supporting legs 6. Be equipped with locking screw 8 on supporting leg 6, after the length adjustment of supporting leg 6 is good, through locking screw 8 with its length fixed can, then supporting leg 6 just is fixed, the height of supporting platform truck body 1 also is fixed.

As a specific embodiment of a pair of channel lining platform truck, please refer to fig. 3, gag lever post 74 is telescopic pull rod, and the angle is adjusted with the help of gag lever post 74 between dwang 72 and the connecting rod 71, and when being the straight angle between connecting rod 71 and the dwang 72, dwang 72 props up the one end of platform truck body 1. The locking screw 8 is arranged on the limiting rod 74, and when the length of the limiting rod 74 is adjusted, the length of the limiting rod is fixed through the locking screw 8, so that the rotating rod 72 is fixed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A canal lining trolley, comprising:

the trolley body is arranged in the channel and can move along the channel;

the plurality of pushing mechanisms are transversely arranged on two opposite side surfaces of the trolley body and can push along the horizontal direction of the trolley body; and

the lining plates are multiple and hinged to the pushing top end of the pushing mechanism, the lining plates are moved to the slope surface of the channel by means of the pushing mechanism and used for blocking concrete to be poured, and the positioning positions of the lining plates are adjusted by means of the pushing mechanism.

2. The canal lining trolley of claim 1 wherein the bottom of said trolley body is stepped and shaped to fit the bottom of a canal, one end of said trolley body is placed on the concrete structure of the bottom of a lined canal and the other end is placed on the ground of an unlined canal, and the upper end of said trolley body is horizontal.

3. The canal lining trolley of claim 1 wherein said ejection mechanism comprises:

one end of the first beam is fixedly connected with the trolley body, and the other end of the first beam is provided with an external thread;

one end of the second beam is provided with an external thread, the other end of the second beam is hinged with the lining plate, and the external thread of the second beam and the external thread of the first beam have opposite rotating directions; and

the sleeve, both ends are equipped with respectively and revolve to opposite internal thread, both ends respectively with the external screw thread of first roof beam with the external screw thread connection of second roof beam, the sleeve is used for adjusting first roof beam with interval between the second roof beam, the locating position of welt is with the help of lieing in a plurality of with one side of platform truck body ejection mechanism adjusts.

4. The canal lining trolley of claim 3 wherein said plurality of said pushing mechanisms on the same side of said trolley body are arranged in a rectangular pattern, and the positioning position of said lining plate is adjusted by the pushing length of said pushing mechanism located at the upper portion and the pushing length of said pushing mechanism located at the lower portion.

5. The canal lining trolley of claim 2 wherein said trolley body has a plurality of support legs at a bottom end thereof, said support legs having bottom ends supported respectively on a concrete structure at a bottom of a lined canal and a ground of an unlined canal, said support legs being height-adjustable.

6. The canal lining trolley of claim 5 wherein folding legs are provided adjacent to the sides of said support legs on the ground of the unlined canal, one end of said folding legs being fixed to the bottom end of said trolley body and the other end being adapted to be supported on the ground of the unlined canal, said folding legs being vertically disposed and switchable in support with said support legs.

7. The canal lining trolley of claim 6 wherein said folding legs comprise:

one end of the connecting rod is fixedly connected with the bottom end of the trolley body, and the other end of the connecting rod is a free end;

one end of the rotating rod is hinged with the free end of the connecting rod, the other end of the rotating rod is a free end, and the rotating rod can rotate around the hinged point;

the roller is rotatably arranged at the free end of the rotating rod and is used for being supported on the ground of the unlined canal, and the roller can roll in the canal; and

and the two ends of the limiting rod are respectively connected with the connecting rod and the rotating rod in a rotating mode and are used for limiting the rotating position of the rotating rod.

8. The canal lining trolley of claim 7 wherein the total length of said support legs above the ground of an unlined canal is less than the total length of said folding legs, and wherein road wheels are provided at the bottom ends of said support legs resting on a lined concrete structure, said trolley body being moved along the canal by means of said rollers and said road wheels.

9. The canal lining trolley of claim 5 wherein said support legs are of telescopic rod construction, the height of said trolley body being adjustable and fixed by means of said support legs.

10. The canal lining trolley of claim 7, wherein the limiting rod is a telescopic pull rod, the angle between the rotating rod and the connecting rod is adjusted by means of the limiting rod, and when the connecting rod and the rotating rod are at a straight angle, the rotating rod props up one end of the trolley body.