CN218060323U

CN218060323U - Self-compacting concrete overflow flow guide system and flow guide pipe group thereof

Info

Publication number: CN218060323U
Application number: CN202221964455.1U
Authority: CN
Inventors: 李兴旺; 曾一宸; 邱雷; 夏国文; 赵强; 田北北; 王铖; 郑稚凡; 曾烜
Original assignee: Sinohydro Bureau 8 Co Ltd
Current assignee: Sinohydro Bureau 8 Co Ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-12-16
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a self-compaction concrete spills over water conservancy diversion system, including ballastless track board, ballastless track board's middle part has the filling hole, and one side has the observation hole, and self-compaction concrete spills over water conservancy diversion system and still includes the nozzle group and connects the material container, connects the material container to locate ballastless track board one side, and the nozzle group includes standpipe and pipe chute, and the bottom of standpipe is inserted in the observation hole, is equipped with the connecting hole on the lateral wall of standpipe, and pipe chute one end is connected with the connecting hole, and the other end has a down dip to on connecting the material container. Still disclose a self-compaction concrete and spilled over water conservancy diversion nest of tubes of water conservancy diversion system, water conservancy diversion nest of tubes includes standpipe and pipe chute, and the bottom of standpipe is inserted in the observation hole, is equipped with the connecting hole on the lateral wall of standpipe, and pipe chute one end is connected with the connecting hole, and the other end slope sets up, and the bottom of standpipe is equipped with the open and close valve. The self-compacting concrete overflow flow guide system and the flow guide pipe group thereof have simple structure, can prevent the overflow concrete from polluting the ballastless track plate and reduce the later cleaning work of the ballastless track plate.

Description

Self-compacting concrete overflow flow guide system and flow guide pipe group thereof

Technical Field

The utility model relates to a high-speed railway ballastless track construction technical field especially relates to a self-compaction concrete spills over water conservancy diversion system and water conservancy diversion nest of tubes.

Background

As shown in fig. 1, in a self-compacting concrete construction process of a CRTSIII slab ballastless track (ballastless track slab for short) of a high-speed railway, a hopper is used for self-compacting concrete pouring through a pouring hole in the middle of the ballastless track slab, in order to ensure that the self-compacting concrete pouring is compact and meets design requirements, the hopper valve is closed, and pouring is stopped until the slurry surface of the self-compacting concrete at a four-corner exhaust port completely exceeds the ballastless track slab and coarse aggregate overflows, and at this time, a part of self-compacting concrete overflows (the overflowing concrete is as large as 0.015-0.03 cubic meter) through an observation hole (used for observing whether the pouring amount is enough and generally considering that the overflowing part of concrete is enough to pour). At present, the overflowing concrete is treated by flowing onto the top surface of a ballastless track plate, and then is cleaned after construction is completed or solidification, so that the ballastless track plate is polluted, the cleaning difficulty in the later period is high, and the ballastless track plate and self-compacting concrete poured below the ballastless track plate are easily influenced in the cleaning process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's is not enough, provide a simple structure, can prevent to spill over the concrete and come the pollution and reduce the self-compaction concrete to ballastless track board later stage cleaning work and spill over water conservancy diversion system and water conservancy diversion nest of tubes to ballastless track board slab band.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a self-compaction concrete spills over water conservancy diversion system, includes the ballastless track board, the middle part of ballastless track board has the filling hole, and one side has the observation hole, self-compaction concrete spills over water conservancy diversion system and still includes water conservancy diversion nest of tubes and connects the material container, connect the material container to locate one side of ballastless track board, the water conservancy diversion nest of tubes includes standpipe and pipe chute, the bottom of standpipe is inserted and is located in the observation hole, be equipped with the connecting hole on the lateral wall of standpipe, the one end and the connecting hole of pipe chute are connected, and the other end has a down dip to connect the material container on.

As a further improvement of the technical scheme:

and a cleaning port is arranged on the upper side wall of the inclined tube and penetrates through to one end, close to the material receiving container, of the inclined tube.

And a sealing ring is arranged between the vertical pipe and the hole wall of the observation hole.

An opening and closing valve close to the observation hole is arranged at the bottom of the vertical pipe.

The opening and closing valve comprises a spherical valve core and a screwing mechanism, the spherical valve core is rotatably arranged in the vertical pipe through a rotating shaft, the rotating shaft is connected with the screwing mechanism, a material passing hole penetrates through the center of the spherical valve core, and the center line of the material passing hole is perpendicular to the rotating shaft.

And the screwing mechanism comprises a gearbox, a gear transmission set and a rotating handle, the gear transmission set and the rotating handle are arranged on the gearbox, the gearbox is arranged on the outer wall of the vertical pipe, and the rotating handle is connected with the rotating shaft through the gear transmission set.

The gear transmission group comprises a large gear and a small gear which are meshed with each other, the rotary handle is connected with a central shaft of the large gear, and the rotary shaft is connected with a central shaft of the small gear.

The utility model provides a self-compaction concrete spills over water conservancy diversion nest of tubes of water conservancy diversion system, the water conservancy diversion nest of tubes includes standpipe and pipe chute, the bottom of standpipe is inserted and is located in the observation hole, be equipped with the connecting hole on the lateral wall of standpipe, the one end and the connecting hole of pipe chute are connected, and the other end slope sets up, the bottom of standpipe is equipped with the open and close valve.

As a further improvement of the technical scheme:

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a self-compaction concrete spills over water conservancy diversion system, and self-compaction concrete spills over the back from the observation hole, and in advanced going into the standpipe, after reaching the height of connecting hole, get into the pipe chute, by the pipe chute water conservancy diversion to the material receiving container of ballastless track board one side. Therefore, concrete overflowing from the observation hole cannot flow onto the ballastless track plate, pollution to the ballastless track plate is avoided, and the later cleaning work of the ballastless track plate is reduced. The self-compacting concrete overflow diversion system is simple in structure, can prevent overflow concrete from polluting ballastless track slabs and reducing later-stage cleaning work on the ballastless track slabs.

The utility model discloses a self-compaction concrete spills over water conservancy diversion system, sets up on the last lateral wall of pipe chute and washs the mouth, not only can prevent that the pipe chute from blockking up, can also be convenient for the washing of pipe chute.

The utility model discloses a self-compaction concrete spills over the diversion system, and the bottom of standpipe is equipped with the open and close valve that is close to the observation hole. Therefore, before the guide pipe assembly is disassembled, the opening and closing valve is closed, and when the guide pipe assembly is disassembled, the residual concrete in the guide pipe assembly can be prevented from falling onto the ballastless track plate.

The utility model discloses a self-compaction concrete spills over water conservancy diversion system, and twist grip reaches laborsaving effect through the transmission effect of intermeshing's gear wheel and pinion.

The utility model discloses a self-compaction concrete spills over diversion system's water conservancy diversion nest of tubes, before the water conservancy diversion nest of tubes uses the dismantlement of completion back, closes the open and close valve, when can preventing that water conservancy diversion nest of tubes from dismantling, inside remaining concrete drops to on the ballastless track board.

Drawings

Fig. 1 is a schematic structural diagram of a ballastless track slab.

Fig. 2 is a schematic structural diagram of a first embodiment of the self-compacting concrete overflow diversion system of the present invention.

Fig. 3 is a schematic structural diagram of a diversion pipe set according to a first embodiment of the self-compacting concrete overflow diversion system of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the self-compacting concrete overflow diversion system of the present invention (the open/close valve is in an open state).

Fig. 5 is an enlarged view at a in fig. 4.

Fig. 6 is a schematic structural view (the open/close valve is in a closed state) of the second embodiment of the self-compacting concrete overflow diversion system of the present invention.

Fig. 7 is an enlarged view at B in fig. 6.

The reference numerals in the figures denote:

1. a ballastless track slab; 11. a perfusion hole; 12. an observation hole; 2. a flow guide pipe group; 3. a receiving container; 4. a vertical tube; 41. connecting holes; 5. an inclined tube; 51. cleaning the opening; 6. a seal ring; 7. an opening and closing valve; 8. a spherical valve core; 81. a rotating shaft; 82. a material passing hole; 9. a screwing mechanism; 91. a gearbox; 92. a gear transmission set; 921. a bull gear; 922. a pinion gear; 93. the handle is rotated.

Detailed Description

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

As used in this disclosure and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural unless the context clearly dictates otherwise. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The first embodiment is as follows:

fig. 2 and fig. 3 show the utility model discloses self-compaction concrete overflows an embodiment of diversion system, the self-compaction concrete of this embodiment overflows diversion system and includes ballastless track board 1, ballastless track board 1's middle part has filling hole 11, one side has observation hole 12, self-compaction concrete overflows diversion system and still includes water conservancy diversion nest of tubes 2 and connects material container 3, connect material container 3 to locate one side of ballastless track board 1, water conservancy diversion nest of tubes 2 includes standpipe 4 and pipe chute 5, the bottom of standpipe 4 is inserted and is located in observing hole 12, be equipped with connecting hole 41 on the lateral wall of standpipe 4, the one end and the connecting hole 41 of pipe chute 5 are connected, the other end has a down dip to on connecing material container 3.

After overflowing from the observation hole 12, the self-compacting concrete enters the vertical pipe 4, enters the inclined pipe 5 after reaching the height of the connecting hole 41, and is guided to the material receiving container 3 on one side of the ballastless track plate 1 by the inclined pipe 5. Therefore, concrete overflowing from the observation hole 12 cannot flow onto the ballastless track plate 1, so that pollution to the ballastless track plate 1 is avoided, and the later-stage cleaning work of the ballastless track plate 1 is reduced. The self-compacting concrete overflow diversion system is simple in structure, can prevent overflow concrete from polluting the ballastless track plate 1 and reducing later-stage cleaning work on the ballastless track plate 1.

In this embodiment, a cleaning opening 51 is formed in the upper side wall of the inclined tube 5, and the cleaning opening 51 penetrates through to an end of the inclined tube 5 close to the material receiving container 3. The cleaning opening 51 is formed in the upper side wall of the inclined tube 5, so that the inclined tube 5 can be prevented from being blocked, and the cleaning of the inclined tube 5 can be facilitated.

In this embodiment, a sealing ring 6 is disposed between the vertical tube 4 and the wall of the observation hole 12. Preventing concrete from emerging from the junction of the standpipe 4 and the sight hole 12.

This self-compaction concrete spills over diversion system can retrieve the concrete that spills over from ballastless track board 1 observation hole 12 simply, efficient to it is simple reasonable to put simple structure, and convenient operation uses manpower sparingly, resource costs such as time, raw and other materials, improves site operation production efficiency, reduces the concrete waste and guarantees that the finished product is not polluted.

In this embodiment, because concrete overflow speed is limited, the demand of concrete overflow can be satisfied to the size of control connecting hole 41, so, the top of standpipe 4 sets to open the form, is convenient for the later stage smash out remaining concrete in standpipe 4. Of course, in other embodiments, the top end of the vertical tube 4 may be sealed to prevent concrete from escaping.

Example two:

fig. 4 to 7 show another embodiment of the self-compacting concrete overflow diversion system of the present invention, the self-compacting concrete overflow diversion system of this embodiment is basically the same as that of embodiment one, and the difference is only that: the bottom of the vertical tube 4 is provided with an opening and closing valve 7 close to the observation hole 12. In this way, the opening and closing valve 7 is closed before the draft tube group 2 is disassembled, so that the residual concrete inside can be prevented from falling onto the ballastless track plate 1 when the draft tube group 2 is disassembled.

In this embodiment, the on-off valve 7 includes a ball valve core 8 and a screwing mechanism 9, the ball valve core 8 is rotatably disposed in the vertical pipe 4 through a rotating shaft 81, the rotating shaft 81 is connected with the screwing mechanism 9, a material passing hole 82 penetrates through the center of the ball valve core 8, and the center line of the material passing hole 82 is perpendicular to the rotating shaft 81. The ball valve 8 is rotated by the screw mechanism 9 to open and close the opening and closing valve 7. When the opening and closing valve 7 is opened, as shown in fig. 4 and 5, the central axis of the through-hole 82 is coaxial with that of the vertical pipe 4 for the passage of concrete. When the open/close valve 7 is closed, as shown in fig. 6 and 7, the central axis of the material passing hole 82 is perpendicular to the vertical pipe 4, and the ball valve core 8 prevents the concrete from passing through. Simple structure and convenient operation.

In this embodiment, the screwing mechanism 9 includes a gear box 91, and a gear transmission set 92 and a rotating handle 93 that are disposed on the gear box 91, the gear box 91 is disposed on the outer wall of the vertical tube 4, and the rotating handle 93 is connected to the rotating shaft 81 through the gear transmission set 92. Specifically, in this embodiment, the gear transmission set 92 includes a large gear 921 and a small gear 922 that mesh with each other, the rotary handle 93 is connected to a central shaft of the large gear 921, and the rotary shaft 81 is connected to a central shaft of the small gear 922. The rotating handle 93 achieves the effect of labor saving through the transmission effect of the large gear 921 and the small gear 922 which are meshed with each other.

Example three:

fig. 4 to 7 also show a diversion pipe set 2 for overflowing the diversion system from the compact concrete, the diversion pipe set 2 of this embodiment includes a vertical pipe 4 and an inclined pipe 5, the bottom end of the vertical pipe 4 is inserted into the observation hole 12, a connecting hole 41 is provided on the sidewall of the vertical pipe 4, one end of the inclined pipe 5 is connected with the connecting hole 41, the other end is obliquely arranged, and the bottom of the vertical pipe 4 is provided with an open/close valve 7. In this way, the opening and closing valve 7 is closed before the guide pipe group 2 is disassembled after being used, so that when the guide pipe group 2 is disassembled, the residual concrete in the guide pipe group can be prevented from falling onto the ballastless track plate 1.

In this embodiment, the on-off valve 7 includes a ball valve core 8 and a screwing mechanism 9, the ball valve core 8 is rotatably disposed in the vertical pipe 4 through a rotating shaft 81, the rotating shaft 81 is connected to the screwing mechanism 9, a material passing hole 82 penetrates through the center of the ball valve core 8, and the center line of the material passing hole 82 is perpendicular to the rotating shaft 81. The spherical valve body 8 is rotated by the screw mechanism 9 to open and close the on-off valve 7. When the opening and closing valve 7 is opened, as shown in fig. 4 and 5, the central axis of the through-hole 82 is coaxial with that of the vertical pipe 4 for the passage of concrete. When the open/close valve 7 is closed, as shown in fig. 6 and 7, the central axis of the material passing hole 82 is perpendicular to the vertical pipe 4, and the ball valve core 8 prevents the concrete from passing through. Simple structure and convenient operation.

In this embodiment, the screwing mechanism 9 includes a gear box 91, and a gear transmission set 92 and a rotating handle 93 that are disposed on the gear box 91, the gear box 91 is disposed on the outer wall of the vertical tube 4, and the rotating handle 93 is connected to the rotating shaft 81 through the gear transmission set 92. Specifically, in this embodiment, the gear transmission set 92 includes a large gear 921 and a small gear 922 which are engaged with each other, the rotary handle 93 is connected to a central shaft of the large gear 921, and the rotary shaft 81 is connected to a central shaft of the small gear 922. The rotary handle 93 achieves the effect of saving labor through the transmission action of the large gear 921 and the small gear 922 which are meshed with each other.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a self-compaction concrete spills over water conservancy diversion system, includes ballastless track board (1), the middle part of ballastless track board (1) has filling hole (11), and one side has observation hole (12), its characterized in that: the self-compacting concrete overflow diversion system further comprises a diversion pipe set (2) and a receiving container (3), the receiving container (3) is arranged on one side of the ballastless track plate (1), the diversion pipe set (2) comprises a vertical pipe (4) and an inclined pipe (5), the bottom end of the vertical pipe (4) is inserted into the observation hole (12), a connecting hole (41) is formed in the side wall of the vertical pipe (4), one end of the inclined pipe (5) is connected with the connecting hole (41), and the other end of the inclined pipe inclines downwards to the receiving container (3).

2. The self-compacting concrete overflow diversion system of claim 1, wherein: the cleaning device is characterized in that a cleaning opening (51) is formed in the upper side wall of the inclined tube (5), and the cleaning opening (51) penetrates through one end, close to the material receiving container (3), of the inclined tube (5).

3. The self-compacting concrete overflow diversion system of claim 2, wherein: and a sealing ring (6) is arranged between the vertical pipe (4) and the wall of the observation hole (12).

4. The self-compacting concrete overflow diversion system of any one of claims 1 to 3, wherein: an opening and closing valve (7) close to the observation hole (12) is arranged at the bottom of the vertical pipe (4).

5. The self-compacting concrete overflow diversion system of claim 4, wherein: the on-off valve (7) comprises a spherical valve core (8) and a screwing mechanism (9), the spherical valve core (8) is rotatably arranged in the vertical pipe (4) through a rotating shaft (81), the rotating shaft (81) is connected with the screwing mechanism (9), a material passing hole (82) penetrates through the center of the spherical valve core (8), and the center line of the material passing hole (82) is perpendicular to the rotating shaft (81).

6. The self-compacting concrete overflow diversion system of claim 5, wherein: and the screwing mechanism (9) comprises a gearbox (91), and a gear transmission set (92) and a rotating handle (93) which are arranged on the gearbox (91), wherein the gearbox (91) is arranged on the outer wall of the vertical pipe (4), and the rotating handle (93) is connected with the rotating shaft (81) through the gear transmission set (92).

7. The self-compacting concrete overflow diversion system of claim 6, wherein: gear transmission group (92) include intermeshing's gear wheel (921) and pinion (922), the center pin connection of twist grip (93) and gear wheel (921), the center pin connection of pivot (81) and pinion (922).

8. The utility model provides a self-compaction concrete spills over water conservancy diversion nest of tubes (2) of water conservancy diversion system which characterized in that: the flow guide pipe group (2) comprises a vertical pipe (4) and an inclined pipe (5), the bottom end of the vertical pipe (4) is inserted into the observation hole (12), a connecting hole (41) is formed in the side wall of the vertical pipe (4), one end of the inclined pipe (5) is connected with the connecting hole (41), the other end of the inclined pipe is obliquely arranged, and an opening and closing valve (7) is arranged at the bottom of the vertical pipe (4).

9. The flow tube stack (2) of a self-compacting concrete overflow diversion system of claim 8, wherein: the opening and closing valve (7) comprises a spherical valve core (8) and a screwing mechanism (9), the spherical valve core (8) is rotatably arranged in the vertical pipe (4) through a rotating shaft (81), the rotating shaft (81) is connected with the screwing mechanism (9), a material passing hole (82) penetrates through the center of the spherical valve core (8), and the center line of the material passing hole (82) is perpendicular to the rotating shaft (81).

10. The flow tube stack (2) of a self-compacting concrete overflow diversion system of claim 9, wherein: and the screwing mechanism (9) comprises a gearbox (91), a gear transmission group (92) and a rotating handle (93), the gear transmission group (92) and the rotating handle (93) are arranged on the gearbox (91), the gearbox (91) is arranged on the outer wall of the vertical pipe (4), and the rotating handle (93) is connected with the rotating shaft (81) through the gear transmission group (92).