CN218031524U

CN218031524U - Drainage pipe control valve for tunnel construction

Info

Publication number: CN218031524U
Application number: CN202221820104.3U
Authority: CN
Inventors: 蔡金峰; 刘君祥; 杨硕; 刘廷军; 黄浩
Original assignee: China Construction Civil Engineering Co Ltd
Current assignee: China Construction Civil Engineering Co Ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-12-13
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a drainage pipe control flap for tunnel construction, which comprises a valve body, valve body one end is the import, and the other end is the export, the valve body is close to the one end of export and installs the valve switch, the valve switch is including setting up the cock in the valve body, the passageway that intercommunication valve body import and export has on the cock, the cock upper end has set firmly the sleeve, the sleeve upper end run through the valve body lateral wall and with valve body normal running fit, the sleeve upper end has set firmly the connecting seat, the recess has on the connecting seat, the articulated knob of installing in the recess. This application is through the structural design of folding knob for the knob can be accomodate to the device by folding in, makes valve switch's use more nimble and convenient, does not account for the space, and through foldable knob structure, the problem of traditional valve structure easy rupture can be avoided simultaneously.

Description

Drainage pipe control valve for tunnel construction

Technical Field

The utility model relates to a technical field of valve especially relates to a drainage pipe control flap for tunnel construction.

Background

The drainage control valve is a multipurpose safety matching device for pipeline engineering, is used for cutting, connecting and adjusting accumulated water of a pipeline, has good control characteristics and closing sealing performance, and in a tunnel construction environment, when underground water content is rich in a geological environment, the engineering progress of tunnel construction is prevented from being influenced by the accumulated water problem, the underground water is timely drained out of the tunnel construction environment through a drainage pipeline, and in a drainage pipeline system, the control and adjustment of drainage are achieved through the control valve.

In tunnel construction, especially underground moisture is more among the tunnel environment, carries out the station through the timely discharge tunnel of drainage pipeline with ponding, makes the ponding in the construction tunnel discharged through the control flap who opens drainage pipeline, but because in the tunnel construction environment, drainage pipeline buries environmental space underground comparatively narrowly, and drainage pipeline's control flap on-off operation is inconvenient, and in addition, the valve switch occupies space suddenly, is unfavorable for the wholeness of valve, and the valve switch of traditional structure breaks easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drainage pipe control flap for tunnel construction has and uses more nimble and convenient, does not account for the advantage in space.

The technical problem to be solved is: because among the tunnel construction environment, drainage pipe buries environmental space underground comparatively narrowly, and drainage pipe's control valve switch operation is inconvenient, and in addition, the valve switch occupies space punishment, is unfavorable for the wholeness of valve.

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

the utility model relates to a drainage pipe control flap for tunnel construction, which comprises a valve body, valve body one end is the import, and the other end is the export, the valve body is close to the one end of export and installs the valve switch, the valve switch is including setting up the cock in the valve body, the passageway that communicates the import of valve body and export has on the cock, the cock upper end has set firmly the sleeve, the sleeve upper end run through the valve body lateral wall and with valve body normal running fit, the sleeve upper end has set firmly the connecting seat, the recess has on the connecting seat, the articulated knob of installing in the recess.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, the recess internal stability has rotated the seat, it runs through the pivot to rotate the seat and go up the level, the both ends of pivot are connected with the knob through the connecting rod respectively.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, the pivot both ends are equipped with the screw thread, set up corresponding screw hole on the connecting rod, pivot threaded connection is in the screw hole.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, wear to be equipped with inside hollow valve rod in the valve body, it has the release link to run through on the valve rod, the valve gap is installed at valve body outside top, the upper end of release link runs through valve body lateral wall and valve gap in proper order and is connected with the lid that resets, release link and valve gap screw-thread fit.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, valve body import department is equipped with the step face, valve rod one end extension department step face and cover are equipped with the sealed pad of butt on the step face.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, all overlap in the both sides of release link on the valve rod and be equipped with the sealing washer.

The utility model relates to a drainage pipe control flap for tunnel construction, it is further, the release link is equipped with rotatory movive seal with valve body normal running fit department.

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

1. according to the valve switch, the knob can be folded and stored in the device through the structural design of the folding knob, so that the valve switch is more flexible and convenient to use and does not occupy space, and meanwhile, the problem that the traditional valve structure is easy to break can be solved through the folding knob structure;

2. through setting up valve rod and release link, can play the effect of buffering rivers impact and water conservancy diversion, reduce the water pressure in the valve body simultaneously, avoid higher water pressure in the valve body to influence closing of valve switch.

The present invention will be further explained with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the control valve of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural view of a valve switch rotating shaft.

Reference numerals:

1. a valve body; 11. an inlet; 12. an outlet; 2. opening and closing a valve; 21. a sleeve; 22. a connecting seat; 23. a groove; 24. rotating the base; 25. a rotating shaft; 26. a connecting rod; 27. a knob; 3. a cock; 31. a channel; 4. a valve cover; 5. a reset lever; 6. a reset cover; 7. a valve stem; 8. and a gasket.

Detailed Description

As shown in fig. 1-4, the utility model relates to a drainage pipe control flap for tunnel construction includes valve body 1, 1 one end of valve body is import 11, the other end is export 12, valve body 1 is close to the one end of export 12 and installs valve switch 2, valve switch 2 is including setting up cock 3 in valve body 1, cock 3 is last to have the passageway 31 of intercommunication valve body 1 import 11 and export 12, when passageway 31 on cock 3 and the inside intercommunication of valve body 1, ponding flows out from export 12 through passageway 31 from valve body 1 import 11, when passageway 31 and the inside stagger of valve body 1, valve switch 2 closes, forbid rivers to pass through. The 3 upper ends of cock are set firmly sleeve 21, and sleeve 21 upper end runs through 1 lateral wall of valve body and with 1 rotary fit of valve body, for example through the rotary shaft 25 bear with 1 rotary seal cooperation of valve body, and sleeve 21 upper end sets firmly connecting seat 22, has recess 23 on the connecting seat 22, has set firmly in the recess 23 and rotates seat 24, and it has pivot 25 to rotate the last level of seat 24 and run through, and the both ends of pivot 25 are connected with knob 27 through connecting rod 26 respectively.

When the valve is used, the knob 27 is rotated ninety degrees through the rotating shaft 25, so that the knob 27 is vertical to the groove 23 and the connecting seat 22, then the knob 27 is rotated along the direction parallel to the connecting seat 22, so that the channel 31 on the cock 3 is communicated with the interior of the valve body 1, the valve switch 2 is opened, and accumulated water is drained into a pipeline through the outlet 12; when the valve needs to be closed, the knob 27 rotates the sleeve 21, so that the channel 31 on the cock 3 is staggered with the interior of the valve body 1, the valve switch 2 is closed, and finally the knob 27 is folded and accommodated in the groove 23. Through such structure setting for knob 27 can be folded and accomodate to the device in, makes valve switch 2's use nimble more and convenient, does not account for the space, and through foldable knob 27 structure, can avoid the problem of traditional valve structure easy rupture simultaneously.

Furthermore, the two ends of the rotating shaft 25 are provided with threads, the connecting rod 26 is provided with corresponding threaded holes, and the rotating shaft 25 is in threaded connection with the threaded holes, so that the connecting rod 26 can be prevented from falling off.

Wear to be equipped with in the valve body 1 and be used for flowing water valve rod 7, the inside cavity setting of valve rod 7, it has release link 5 to run through on the valve rod 7, release link 5 passes valve rod 7, can seal 7 inner spaces of valve rod, valve gap 4 is installed at 1 outside top of valve body, 1 lateral wall of valve body and valve gap 4 are run through in proper order and are connected with reset cover 6 in the upper end of release link 5, release link 5 and valve gap 4 screw-thread fit, release link 5 is equipped with rotatory movive seal with 1 rotary fit department of valve body.

The valve rod 7 can be controlled to be switched on or off by rotating the reset rod 5, the valve rod 7 plays a role in buffering water flow impact and diversion, meanwhile, the water pressure in the valve body 1 is reduced, and the influence of higher water pressure in the valve body 1 on the closing of the valve switch 2 is avoided.

Furthermore, a step surface is arranged at the inlet 11 of the valve body 1, and a sealing gasket 8 abutted to the step surface is sleeved on the step surface at the extending part of one end of the valve rod 7 to play a role in sealing. And sealing rings are sleeved on the two sides of the reset rod 5 on the valve rod 7.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a drainage pipe control valve for tunnel construction, includes valve body (1), valve body (1) one end is import (11), and the other end is export (12), its characterized in that: valve switch (2) are installed to valve body (1) one end near export (12), valve switch (2) are including setting up cock (3) in valve body (1), passageway (31) of intercommunication valve body (1) import (11) and export (12) have on cock (3), cock (3) upper end has set firmly sleeve (21), sleeve (21) upper end run through valve body (1) lateral wall and with valve body (1) normal running fit, sleeve (21) upper end has set firmly connecting seat (22), recess (23) have on connecting seat (22), knob (27) are installed to recess (23) internal hinge.

2. The drain pipe control valve for tunnel construction according to claim 1, wherein: the rotary seat (24) is fixedly arranged in the groove (23), a rotary shaft (25) horizontally penetrates through the rotary seat (24), and two ends of the rotary shaft (25) are connected with a knob (27) through connecting rods (26) respectively.

3. The drain pipe control valve for tunnel construction according to claim 2, wherein: threads are arranged at two ends of the rotating shaft (25), corresponding threaded holes are formed in the connecting rod (26), and the rotating shaft (25) is in threaded connection with the threaded holes.

4. The drain pipe control valve for tunnel construction according to claim 1, wherein: wear to be equipped with inside hollow valve rod (7) in valve body (1), it has release link (5) to run through on valve rod (7), valve gap (4) are installed at valve body (1) outside top, the upper end of release link (5) runs through valve body (1) lateral wall and valve gap (4) in proper order and is connected with lid (6) that resets, release link (5) and valve gap (4) screw-thread fit.

5. The drain pipe control valve for tunnel construction according to claim 4, wherein: the valve body (1) import (11) department is equipped with the step face, valve rod (7) one end extension step face is overlapped and is equipped with sealed pad (8) of butt on the step face.

6. The drain pipe control valve for tunnel construction according to claim 5, wherein: and sealing rings are sleeved on the two sides of the reset rod (5) on the valve rod (7).

7. The drain pipe control valve for tunnel construction according to claim 4, wherein: and a rotary dynamic seal is arranged at the rotary matching position of the reset rod (5) and the valve body (1).