CN220580149U - Be used for sewer line slot sand bed course laying device - Google Patents

Abstract

The utility model provides a sand cushion paving device for a sewage pipeline groove, which comprises a connecting plate, a stirring barrel, a first spiral conveying rod, a second spiral conveying rod, a rectangular plate and a flattening assembly, wherein the bottom surface of the connecting plate is fixedly provided with a rotating wheel which walks in the groove, the top surface of the connecting plate is fixedly connected with two mounting plates, the stirring barrel is fixedly arranged on the mounting plates, the top end of the stirring barrel is provided with a feed opening, the bottom of the stirring barrel is communicated with a blanking pipe, the first spiral conveying rod is horizontally rotatably arranged in the stirring barrel, the second spiral conveying rod is horizontally rotatably arranged in the blanking pipe, the first spiral conveying rod is in transmission connection with a driving device, the second spiral conveying rod is in transmission connection with the first spiral conveying rod, and the rectangular plate and the flattening assembly are respectively and fixedly arranged on the bottom surface of the connecting plate. Through the mode of cutting and pressing, can comb fast and press the flat fast to the sand mat of laying in the slot effectively, avoid appearing the phenomenon that local superfilling, improve the practicality of device greatly.

Description

Be used for sewer line slot sand bed course laying device

Technical Field

The utility model relates to the technical field of groove cushion layer paving, in particular to a sand cushion layer paving device for a sewage pipeline groove.

Background

When the sewage pipeline is paved, the working procedures of digging a trench, paving a cushion layer, installing a pipeline, testing and detecting, backfilling the trench and the like are generally included in the construction process, wherein the working procedure of paving the cushion layer is to lay a layer of sand at the bottom of the trench to provide support for the pipeline according to the design longitudinal slope of the pipeline, and the sand cushion layer is paved in the trench to improve the bearing capacity of the shallow foundation layer below the foundation bottom surface, reduce the settlement amount and accelerate the drainage consolidation of the foundation, so that the construction quality of the cushion layer directly determines the use function of the pipeline engineering.

In the prior art, most of construction operations for paving a sand cushion layer in a groove are needed to be paved and leveled manually, so that a large amount of working hours are consumed, the paving and leveling effects are often not ideal, the phenomenon of local superfilling exists, the top surface of the sand cushion layer is discontinuous, the later-stage pipeline is caused to be locally and unevenly settled, the longitudinal gradient of the pipeline is influenced, the pipeline engineering for draining water by the gravity of fluid is particularly influenced like a sewage pipeline, the design longitudinal slope in a land relief flat area is originally very small, and tiny changes of the local longitudinal slope of the pipeline can form counter slopes to lead to unsmooth drainage, so that hidden quality hazards are left.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a sand cushion laying device for a sewage pipeline groove, and in order to achieve the purposes, the utility model adopts the following technical scheme:

the utility model provides a be used for sewer line slot sand bed course laying device, includes connecting plate, agitator, first screw conveyer pole, second screw conveyer pole, rectangular plate and flattening subassembly, the bottom surface fixed mounting of connecting plate has the rotor that walks at the slot, two mounting panels of fixedly connected with on the top surface of connecting plate, agitator fixed mounting is in on the mounting panel, the pan feeding mouth has been seted up on the top of agitator, the bottom intercommunication of agitator has and stretches out the unloading pipe of connecting plate bottom surface, first screw conveyer pole level rotation is installed in the agitator, second screw conveyer pole level rotation is installed in the unloading pipe, first screw conveyer pole transmission is connected with the drive arrangement of fixed mounting on the mounting panel, second screw conveyer pole is connected with first screw conveyer pole transmission, rectangular plate and flattening subassembly respectively fixed mounting are in on the bottom surface of connecting plate, and, the rectangular plate is located unloading pipe direction's low reaches, flattening subassembly is located the low reaches of board direction of movement, flattening subassembly is used for compacting the sand bed course of laying in the slot.

Still further, flattening subassembly includes riser, gland plate and telescopic link, riser fixed mounting is in on the bottom surface of connecting plate, the one end of gland plate articulates on the end of riser, seted up the spout on the gland plate, sliding connection has the slider in the spout, the one end fixed mounting of telescopic link is in on the bottom surface of connecting plate, the other end is articulated with the slider.

Further, a spring is arranged in the telescopic rod.

Furthermore, a bevel is arranged on the bottom surface of the stirring barrel, and the bevel is fixedly connected with the blanking pipe.

Further, the bottom of the blanking pipe is fixedly connected with a flexible rubber pipe.

Furthermore, a pushing handle is fixedly arranged at one end of the stirring barrel.

Furthermore, a limiting plate is fixedly connected to the connecting plate, and the second spiral conveying rod is rotationally connected with the limiting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the rectangular plate is arranged to rapidly comb the sand cushion paved in front and is matched with the flattening assembly to flatten the surface of the sand cushion, so that the sand cushion flattening device has the function of flattening the sand cushion, and the sand cushion paved in the groove can be effectively rapidly combed and flattened in a cutting and pressing mode, so that the phenomenon that the existing paving device locally overfills in the process of paving the sand cushion is avoided, the height of the sand cushion is discontinuous, the use of a subsequent pipeline is influenced, and the practicability of the device is greatly improved;

2. through drive arrangement drive first screw thread transfer lever, second screw thread transfer lever rotate in agitator and unloading pipe, possess the function of at uniform velocity ejection of compact, through rotatory mode, can be effectively with the grit misce bene in the agitator and promote the unloading inside pipe, the inside second screw thread transfer lever of unloading pipe drives the grit at uniform velocity and carries downwards, avoided the grit granule to block up the unloading pipe greatly, the inhomogeneous high inhomogeneous problem that leads to the sand bed course of unloading speed of unloading, improved laying device's continuity of laying greatly.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of a cross-sectional structure of an embodiment of the present utility model;

FIG. 2 is a schematic top view of a connection structure of a platen according to an embodiment of the present utility model;

fig. 3 is a schematic sectional view of a connection structure of a platen according to an embodiment of the present utility model.

In the above figures: the device comprises a connecting plate 1, a stirring barrel 2, a first spiral conveying rod 3, a second spiral conveying rod 4, a rectangular plate 5, a rotating wheel 6, a mounting plate 7, a feed inlet 8, a feed pipe 9, a driving device 10, a vertical plate 11, a pressing plate 12, a telescopic rod 13, a sliding block 14, a spring 15, a groove 16, a rubber tube 17, a pushing handle 18 and a limiting plate 19.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the embodiment of the utility model provides a sand cushion paving device for a sewage pipeline groove, which comprises a connecting plate 1, a stirring barrel 2, a first spiral conveying rod 3, a second spiral conveying rod 4, a rectangular plate 5 and a flattening component, wherein the bottom surface of the connecting plate 1 is fixedly provided with a rotating wheel 6 which walks in the groove, the top surface of the connecting plate 1 is fixedly connected with two mounting plates 7, the stirring barrel 2 is fixedly arranged on the mounting plates 7, the top end of the stirring barrel 2 is provided with a feeding port 8, the bottom of the stirring barrel 2 is communicated with a blanking pipe 9 which extends out of the bottom surface of the connecting plate 1, the first spiral conveying rod 3 is horizontally rotatably arranged in the stirring barrel 2, the second spiral conveying rod 4 is horizontally rotatably arranged in the blanking pipe 9, the first spiral conveying rod 3 is in transmission connection with a driving device 10 which is fixedly arranged on the mounting plates 7, the second spiral conveying rod 4 is in transmission connection with the first spiral conveying rod 3, the plate 5 and the flattening component are respectively and fixedly arranged on the bottom surface of the connecting plate 1, the rectangular plate 5 and the flattening component are positioned in the flattening component in the downstream direction of the rectangular plate 5, and the flattening component is positioned in the downstream direction of the rectangular plate 5.

When a constructor lays the sand and stone, firstly, sand and stone are poured into the stirring barrel 2 from the feed inlet 8, then a driving device 10 such as a servo motor is started to adjust the servo motor to a proper rotating speed, the servo motor firstly drives a first threaded conveying rod to rotate in the running process, the first threaded conveying rod can push sand and stone to move towards the inlet of the blanking pipe 9, at the moment, the first threaded conveying rod rotates to drive a second threaded conveying rod to rotate through a belt or a chain and the like, the second threaded conveying rod can push sand and stone falling into the blanking pipe 9 to the tail end of the blanking pipe 9 at a constant speed when rotating, so that discharging is realized, because the first threaded conveying rod and the second threaded conveying rod synchronously rotate, and both stir the grit in agitator 2 and unloading pipe 9 for the grit can be smooth pass unloading pipe 9, avoid appearing the phenomenon of jam in unloading pipe 9, the grit falls into the slot from unloading pipe 9, afterwards because user's promotion, connecting plate 1 removes can drive rectangular plate 5 and remove forward, rectangular plate 5 carries out preliminary segmentation to the grit layer at first, make the rough grit layer of height carry out preliminary carding, flatten the subassembly and flatten the grit layer after carding afterwards, avoided present laying device to appear the phenomenon of local superfilling in the in-process of laying the sand bed course, make the high discontinuity of sand bed course, influence the problem of the use of follow-up pipeline, the practicality of device has been improved greatly.

For more convenient understanding of this scheme, as shown in fig. 1-3, flattening assembly includes riser 11, platen 12 and telescopic link 13, riser 11 fixed mounting is in on the bottom surface of connecting plate 1, platen 12's one end articulates on the end of riser 11, has seted up the spout on the platen 12, sliding connection has slider 14 in the spout, telescopic link 13's one end fixed mounting is in on the bottom surface of connecting plate 1, the other end articulates with slider 14. The telescopic rod 13 can adopt threaded connection to stretch a multi-section sleeve structure, the flattening angle of the flattening plate 12 can be adjusted through the telescopic rod 13, and the sand and stone cushion layers with different thicknesses can be adapted conveniently.

For convenience, as shown in fig. 3, a spring 15 is installed in the telescopic rod 13. When encountering harder stone, the bottom of the platen 12 receives resistance, moves leftwards, and the spring 15 can be stressed and contracted, so that the bottom of the platen 12 can be lifted to avoid the impact of the stone, the platen 12 is protected, and meanwhile, when sand and stone pairs are flattened, the spring 15 can enable the platen 12 to adapt to sand and stone piles of different sizes for flattening operation.

In order to facilitate blanking, as shown in fig. 1, a groove 16 is formed in the bottom surface of the stirring barrel 2, and the groove 16 is fixedly connected with the blanking pipe 9.

In order to facilitate the circulation of sand and stone objects, as shown in fig. 1, a flexible rubber tube 17 is fixedly connected to the bottom of the discharging tube 9. The problem that sand and stone are blocked in a hard pipeline and cannot be discharged is avoided.

In order to facilitate the constructor to push the paving device, as shown in fig. 1, a pushing handle 18 is fixedly installed at one end of the stirring barrel 2.

In order to ensure that the second screw conveying rod 4 rotates stably, as shown in fig. 1, a limiting plate 19 is fixedly connected to the connecting plate 1, and the second screw conveying rod 4 is connected with the limiting plate 19 in a rotating manner.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (7)

1. A be used for sewer line slot sand bed course laying device, its characterized in that includes connecting plate, agitator, first screw conveyer pole, second screw conveyer pole, rectangular plate and flattening subassembly, the bottom surface fixed mounting of connecting plate has the rotor that walks at the slot, fixedly connected with two mounting panels on the top surface of connecting plate, agitator fixed mounting is in on the mounting panel, the pan feeding mouth has been seted up on the top of agitator, the bottom intercommunication of agitator has the extension the unloading pipe of connecting plate bottom surface, first screw conveyer pole horizontal rotation is installed in the agitator, second screw conveyer pole horizontal rotation is installed in the unloading pipe, first screw conveyer pole transmission is connected with drive arrangement of fixed mounting on the mounting panel, second screw conveyer pole is connected with first screw conveyer pole transmission, rectangular plate and flattening subassembly are fixed mounting respectively on the bottom surface of connecting plate to, rectangular plate is located unloading pipe direction's low reaches, flattening subassembly is located rectangular plate direction's low reaches, flattening subassembly is used for compacting the sand bed course of laying in the slot.

2. A sand bedding laying device for a sewer line trench as defined in claim 1, wherein: the flattening assembly comprises a vertical plate, a flattening plate and a telescopic rod, wherein the vertical plate is fixedly installed on the bottom surface of the connecting plate, one end of the flattening plate is hinged to the tail end of the vertical plate, a sliding groove is formed in the flattening plate, a sliding block is connected in the sliding groove in a sliding mode, one end of the telescopic rod is fixedly installed on the bottom surface of the connecting plate, and the other end of the telescopic rod is hinged to the sliding block.

3. A sand bedding laying device for a sewer line trench as defined in claim 2, wherein: and a spring is arranged in the telescopic rod.

4. A sand bedding laying device for a sewer line trench as defined in claim 1, wherein: the bottom surface of the stirring barrel is provided with a bevel, and the bevel is fixedly connected with the blanking pipe.

5. A sand bedding laying device for a sewer line trench as defined in claim 1, wherein: the bottom of the blanking pipe is fixedly connected with a flexible rubber pipe.

6. A sand bedding laying device for a sewer line trench as defined in claim 1, wherein: one end of the stirring barrel is fixedly provided with a pushing handle.

7. A sand bedding laying device for a sewer line trench as defined in claim 1, wherein: and the connecting plate is fixedly connected with a limiting plate, and the second spiral conveying rod is rotationally connected with the limiting plate.