CN214836551U

CN214836551U - Protector is used in tunnel engineering construction

Info

Publication number: CN214836551U
Application number: CN202121423415.1U
Authority: CN
Inventors: 王琳娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-11-23
Anticipated expiration: 2031-06-25

Abstract

The utility model relates to the technical field of tunnel engineering, and discloses a protective device for tunnel engineering construction, which comprises two groups of tunnels, wherein the viewing sides of the two groups of tunnels are provided with square channel pipes, the left side and the right side of the square channel pipe are respectively provided with an isolating device, two groups of isolating devices are arranged in a mirror image manner, the isolating device on the left side comprises two groups of machine boxes, the front side of the inner cavity of the case is connected with a first rotating rod, the upper and lower side walls of the inner cavity of the case are connected with a second rotating rod, the viewing sides of the first rotating rods on the upper and lower sides are connected with a first connecting rod, the rear side of the first connecting rod is connected with a second connecting rod, the rear sides of the viewing ends of the two groups of second rotating rods are connected with a third connecting rod, the rear sides of the viewing ends of the two groups of first connecting rods are connected with a connecting door, the rear side of third connecting rod is connected with the connecting door, and this novel scheme can seal square passage pipe through setting up isolating device.

Description

Protector is used in tunnel engineering construction

Technical Field

The utility model belongs to the technical field of tunnel engineering, specifically be a protector is used in tunnel engineering construction.

Background

In the process of subway tunnel engineering, construction of an interconnection channel can be carried out after a main tunnel is completed, and the construction is one of major risk sources in the process of tunnel construction, once the interconnection channel collapses and permeates water in the process of excavation and support, if the interconnection channel cannot be timely and effectively isolated from the main tunnel under construction, a large amount of silt can flow into the main tunnel under construction, and further serious safety quality accidents such as ground subsidence, damage of surrounding constructions, burying of a shield machine and the constructed tunnel, and even casualties can be directly caused, so that great economic loss is caused, in view of the above, in order to timely and effectively isolate the interconnection channel and the main tunnel, and further avoid dangerous situations, a corresponding protection device is necessary to be arranged at a channel opening of the interconnection channel.

Through retrieval, the patent with Chinese patent No. CN201510455630.2 discloses a tunnel connection channel flexible protection device, which comprises a connection channel connected between two adjacent main tunnels in a penetrating way so as to form a channel opening on the main tunnels, and a flexible protection device which comprises a door frame, wherein the door frame is arranged at the position of the channel opening through an arc-shaped mounting plate arranged at the back, the arc-shaped mounting plate is fixedly connected with the inner wall of a duct piece of the main tunnel, the center of the arc-shaped mounting plate is provided with an opening, the opening is correspondingly communicated with the channel opening, a flexible safety door is connected to the top of the door frame in a containing way, when the flexible safety door is unfolded at the front side of the door frame, the side edge of the flexible safety door is sealed and fixed on the door frame, the device can solve the problem that how water permeating is collapsed in time to be isolated from the main tunnels under construction in the excavation supporting process, but the device can not effectively isolate water sources and only can protect the water sources, meanwhile, if the personnel are found not to be withdrawn after being withdrawn, the secondary opening is difficult, and the door and the tunnel cannot be in a parallel state in the opening process of the device, so that the protective device for tunnel engineering construction is provided.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a protector is used in tunnel engineering construction, the effectual device of having solved can't effectively keep apart the water source and only can play the protection, simultaneously, if the personnel are withdrawn from the back discovery still have personnel not withdraw from, need the secondary to open this moment comparatively difficult, open the problem of the parallel state of process unable door and tunnel because of the device.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device for tunnel engineering construction comprises two groups of tunnels, wherein square channel pipes are arranged on the viewing sides of the two groups of tunnels, isolation devices are arranged on the left and right sides of each square channel pipe and are arranged in a mirror image mode, the isolation device on the left side comprises two groups of cases, a first rotating rod is connected to the front side of an inner cavity of each case, second rotating rods are connected to the upper side wall and the lower side wall of the inner cavity of each case, a first connecting rod is connected to the viewing side of the first rotating rod on the upper side and the lower side, a second connecting rod is connected to the rear side of the first connecting rod, a third connecting rod is connected to the rear side of the viewing end of the two groups of second rotating rods, a connecting door is connected to the rear side of the viewing end of the two groups of first connecting rods, a hydraulic machine is mounted on the rear side wall of the inner cavity of each case on the upper side, and a toothed plate is connected to the telescopic end of the hydraulic machine, the outer wall of upside the second bull stick is connected with first gear, the pinion rack meshes with first gear mutually, the second bull stick is connected with first chain belt with the outer wall of first bull stick, the left side of connecting the door is connected with the sealing door, the left side of sealing the door is connected with the shutter.

Preferably, the viewing sides of the two groups of first connecting rods are connected with a fourth connecting rod, and the outer walls of the first rotating rods and the second rotating rods at the lower sides are connected with a second chain belt.

Preferably, the four walls of the closed door are all connected with sealing strips, and the sealing strips are made of rubber.

Preferably, the outer walls of the first rotating rod and the second rotating rod are both connected with tooth blocks, and the first chain belt and the second chain belt are both located inside the tooth blocks.

Preferably, the left side of the protection door is connected with a handle, and the right side of the connection door is connected with a pushing handle.

Preferably, the width of the protection door is 1.1 times of the width of the square channel pipe, and the length of the protection door is 1.1 times of the length of the square channel pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the square channel pipe can be sealed by arranging the isolation device, the connecting door is driven to leave the square channel pipe by the movement of the second connecting rod and the third connecting rod, when the square channel pipe is closed, the connecting door is driven to return to the original position by starting the hydraulic machine to move in the opposite direction, and the square channel pipe is sealed by the sealing door and the sealing strip to prevent a water source from entering;

2. the protective door can move parallel to the square channel tube in the operation process by arranging the isolation device, the first chain belt is driven to rotate by the rotation of the second rotating rod, the first rotating rod is driven to rotate by the rotation of the first chain belt, the first connecting rod is driven to rotate by the rotation of the first rotating rod, the second connecting rod is driven to rotate by the rotation of the first connecting rod, the third connecting rod is driven to rotate by the rotation of the second rotating rod, and the connecting door is driven to leave the square channel tube by the movement of the second connecting rod and the third connecting rod;

3. the gear block is arranged, so that the first rotating rod and the second rotating rod can move simultaneously, the device can still move after the hydraulic machine is damaged, and the square passage pipe of the protective door can be protected by setting the size of the protective door.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic view of the square channel tube structure of the present invention;

FIG. 3 is a sectional view taken along line A-A of the present invention;

fig. 4 is a top view of the isolation device of the present invention;

fig. 5 is a schematic view of the structure of the square channel tube of the present invention.

In the figure: 100. a square passage tube; 200. an isolation device; 210. a chassis; 220. a first rotating lever; 230. a second rotating rod; 240. a first gear; 250. a first link; 260. a second link; 270. a third link; 280. a connecting door; 290. a fourth link; 300. a hydraulic press; 310. a toothed plate; 320. a first chain belt; 321. a second chain belt; 330. a closing door; 331. a sealing strip; 340. a protective door; 400. and (4) tunneling.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a protection device for tunnel engineering construction includes two sets of tunnels 400, a square passage tube 100 is disposed on the viewing side of the two sets of tunnels 400, isolation devices 200 are disposed on the left and right sides of the square passage tube 100, the two sets of isolation devices 200 are arranged in a mirror image manner, the left side isolation device 200 includes two sets of cases 210, the front side of the inner cavity of the case 210 is connected with a first rotating rod 220, the upper and lower side walls of the inner cavity of the case 210 are connected with a second rotating rod 230, the viewing sides of the first rotating rods 220 on the upper and lower sides are connected with a first connecting rod 250, the rear side of the first connecting rod 250 is connected with a second connecting rod 260, the rear sides of the viewing ends of the two sets of second rotating rods 230 are connected with a third connecting rod 270, the rear sides of the viewing ends of the two sets of first connecting rods 250 are connected with a connecting door 280, the rear side of the third connecting rod 270 is connected with the connecting door 280, a hydraulic press 300 is mounted on the rear side wall of the inner cavity of the upper case 210, the flexible end of the hydraulic press 300 is connected with a toothed plate 310, the outer wall of the second rotating rod 230 at the upper side is connected with a first gear 240, the toothed plate 310 is engaged with the first gear 240, the outer walls of the second rotating rod 230 and the first rotating rod 220 are connected with a first chain belt 320, the left side of the connecting door 280 is connected with a closing door 330, and the left side of the closing door 330 is connected with a protection door 340.

Referring to fig. 1, 2, 3, 4 and 5, the viewing sides of the two sets of first connecting rods 250 are connected with a fourth connecting rod 290, the outer walls of the lower first rotating rod 220 and the lower second rotating rod 230 are connected with a second chain belt 321, the four walls of the closed door 330 are connected with sealing strips 331, the sealing strips 331 are made of rubber, the outer walls of the first rotating rod 220 and the second rotating rod 230 are connected with tooth blocks, the first chain belt 320 is located inside the tooth blocks, the left side of the protection door 340 is connected with a handle, the right side of the connection door 280 is connected with a push handle, the width of the protection door 340 is 1.1 times of the width of the square channel tube 100, and the length of the protection door 340 is 1.1 times of the length of the square channel tube 100.

Referring to fig. 1, 2, 3, 4 and 5, the fourth connecting rod 290 is arranged to improve the stability of the device, the stability of the upper side and the lower side of the connecting door 280 is improved, the upper side and the lower side of the connecting door 280 can be operated simultaneously, the sealing property of the sealing door 330 can be effectively improved by arranging the sealing strip 331, the first rotating rod 220 and the second rotating rod 230 can move simultaneously by arranging the tooth blocks, the device can move after the hydraulic machine 300 is damaged, and the square channel pipe 100 of the protecting door 340 can be protected by arranging the size of the protecting door 340.

The working principle is as follows: in the implementation of the present invention, the hydraulic press 300 is started, the toothed plate 310 is driven to move back and forth by the hydraulic press 300, the first gear 240 is driven to rotate by the back and forth movement of the toothed plate 310, the second rotating rod 230 is driven to rotate by the rotation of the first gear 240, the first chain belt 320 is driven to rotate by the rotation of the second rotating rod 230, the first rotating rod 220 is driven to rotate by the rotation of the first chain belt 320, the first connecting rod 250 is driven to rotate by the rotation of the first rotating rod 220, the second connecting rod 260 is driven to rotate by the rotation of the first connecting rod 250, the third connecting rod 270 is driven to rotate by the rotation of the second rotating rod 230, the connecting door 280 is driven to leave the square channel tube 100 by the movement of the second connecting rod 260 and the third connecting rod 270, when the hydraulic press is closed, the connecting door 280 drives the closing door 330 to return to the original position by the starting 300 to move in the opposite direction, the square channel tube 100 is sealed by the closing door 330 and the sealing strip 331 to prevent the water source from entering, the water source is blocked by the protection door 340, so that the water source is prevented from entering, and the protection door 340 is not damaged by the water source as long as the square channel pipe 100 is not damaged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protector is used in tunnel engineering construction which characterized in that: the tunnel comprises two groups of tunnels (400), square channel pipes (100) are arranged on the viewing sides of the two groups of tunnels (400), isolating devices (200) are arranged on the left and right sides of each square channel pipe (100), the two groups of isolating devices (200) are arranged in a mirror image mode, the isolating device (200) on the left side comprises two groups of chassis (210), a first rotating rod (220) is connected to the front side of the inner cavity of each chassis (210), second rotating rods (230) are connected to the upper side wall and the lower side wall of the inner cavity of each chassis (210), first connecting rods (250) are connected to the viewing sides of the first rotating rods (220) on the upper side and the lower side wall, second connecting rods (260) are connected to the rear side of the viewing end of each second rotating rod (230), connecting doors (280) are connected to the rear sides of the viewing ends of the two groups of first connecting rods (250), and the rear sides of the third connecting rods (270) are connected with the connecting doors (280), upside hydraulic press (300) are installed to the rear wall of machine case (210) inner chamber, the flexible end of hydraulic press (300) is connected with pinion rack (310), the upside the outer wall of second bull stick (230) is connected with first gear (240), pinion rack (310) meshes with first gear (240) mutually, second bull stick (230) are connected with first chain belt (320) with the outer wall of first bull stick (220), the left side of connecting door (280) is connected with closed door (330), the left side of closed door (330) is connected with shutter (340).

2. The protection device for tunnel engineering construction according to claim 1, characterized in that: the viewing sides of the two groups of first connecting rods (250) are connected with a fourth connecting rod (290), and the outer walls of the first rotating rod (220) at the lower side and the second rotating rod (230) at the lower side are connected with a second chain belt (321).

3. The protection device for tunnel engineering construction according to claim 1, characterized in that: the four walls of the closed door (330) are all connected with sealing strips (331), and the sealing strips (331) are made of rubber.

4. The protection device for tunnel engineering construction according to claim 2, characterized in that: the outer walls of the first rotating rod (220) and the second rotating rod (230) are connected with tooth blocks, and the first chain belt (320) and the second chain belt (321) are located inside the tooth blocks.

5. The protection device for tunnel engineering construction according to claim 1, characterized in that: the left side of the protection door (340) is connected with a handle, and the right side of the connection door (280) is connected with a pushing handle.

6. The protection device for tunnel engineering construction according to claim 1, characterized in that: the width of the protection door (340) is 1.1 times of the width of the square channel tube (100), and the length of the protection door (340) is 1.1 times of the length of the square channel tube (100).