CN218624293U

CN218624293U - Ventilation device for shield machine

Info

Publication number: CN218624293U
Application number: CN202223210659.9U
Authority: CN
Inventors: 林间宇; 何其栋; 韩东; 陈超; 董雨畅; 祁玉彬; 郑宝宝
Original assignee: Jiangxi China Railway Engineering Equipment Co ltd
Current assignee: Jiangxi China Railway Engineering Equipment Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-14
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a ventilation unit for shield constructs machine relates to shield and constructs machine technical field, including the chimney, the supporting shoe is installed to the bottom of chimney, and the bottom of supporting shoe is connected with the base, the standing groove has been seted up at the top of base, and the internally mounted of standing groove has the installation piece, the through-hole has been seted up in the front of supporting shoe, and the internally mounted of through-hole has the threaded rod, the nut is installed in the outside of threaded rod, the bellows bag is installed to the one end of chimney. The utility model discloses in, first solid fixed ring can be fixed the dryer bag with the solid fixed ring of second, and two sets of solid fixed ring settings are in the fixed slot, can be better consolidate the dryer bag, avoid the dryer bag to drop from the ventilation duct, when follow-up needs are dismantled the dryer bag, can have the fixing bolt of personnel on with the fixed block to take off, can separate two sets of solid fixed rings, take off it from the outside of dryer bag for solid fixed ring can not influence the dismantlement of dryer bag.

Description

Ventilation device for shield machine

Technical Field

The utility model relates to a shield constructs quick-witted technical field, especially relates to a shield constructs machine ventilation unit.

Background

In the shield construction, along with the extension of the tunneling distance of the shield machine, the distance between the shield machine and the outside world is more and more far, a tunnel air duct needs to be installed in a tunnel, the outside air is conveyed into the tunnel, and the normal ventilation in the tunnel is ensured.

Current shield constructs machine ventilation unit when shield constructs machine and excavates the tunnel, need install the funnel at the tunnel mouth, install the dryer bag to funnel one end again, carry into the tunnel through the dryer bag inside, but the dryer bag if fixed shakiness, drops from funnel one end easily to influence the transport of wind-force, and the funnel if install unstable on the base, take place to collapse easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current ventilation unit for the shield constructs machine, when the shield constructs the machine and excavates the tunnel, need install the funnel at the tunnel mouth, install the dryer bag to funnel one end again, carry into the tunnel through the dryer bag inside with the wind, but the dryer bag is if fixed shakiness, drop from funnel one end easily, thereby influence the transport of wind-force, and the funnel if install unstable on the base, the shortcoming that collapses takes place easily, and the ventilation unit for the shield constructs machine that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shield constructs machine ventilation unit, includes the draft tube, the supporting shoe is installed to the bottom of draft tube, and the bottom of supporting shoe is connected with the base, the standing groove has been seted up at the top of base, and the internally mounted of standing groove has the installation piece, the through-hole has been seted up in the front of supporting shoe, and the internally mounted of through-hole has the threaded rod, the nut is installed in the outside of threaded rod, the bellows bag is installed to the one end of draft tube, and the outside of draft tube has seted up the fixed slot, first solid fixed ring is installed in the outside of bellows bag, and the bottom of first solid fixed ring is connected with the solid fixed ring of second, the fixed block is installed to one side of first solid fixed ring, and the internally mounted of fixed block has fixing bolt, the internally mounted of draft tube has the fan.

Preferably, first solid fixed ring passes through fixing bolt and the solid fixed ring constitution of second dismantles the structure, and just first solid fixed ring is integrated configuration through welding and fixed block.

Preferably, the threaded rod vertically penetrates through the supporting block, and the outer diameter of the threaded rod is smaller than the inner diameter of the through hole.

Preferably, the supporting block is connected with the base in an abutting mode, and the supporting block and the ventilating duct are in an integrated structure through welding.

Preferably, the outer diameter of the fixing bolt is smaller than the inner diameter of the mounting block, and the fixing bolt is in threaded connection with the nut.

Preferably, the ventilating duct is connected with the base through a supporting block, and the outer diameter of the supporting block is smaller than the inner diameter of the placing groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, first solid fixed ring can be fixed the dryer bag with the solid fixed ring of second, and two sets of solid fixed ring settings are in the fixed slot, can be better consolidate the dryer bag, avoid the dryer bag to drop from the ventilation duct, when follow-up needs are dismantled the dryer bag, can have the fixing bolt of personnel on with the fixed block to take off, can separate two sets of solid fixed rings, take off it from the outside of dryer bag for solid fixed ring can not influence the dismantlement of dryer bag.

2. The utility model discloses in, the funnel is placed at the top of base through the supporting shoe, and the threaded rod runs through supporting shoe and installation piece, can fix the funnel for the more firm of funnel installation on the base, when needing to dismantle the funnel, personnel can dismantle the nut from the threaded rod outside, take the threaded rod out from the supporting shoe again, can separate the funnel and base, make things convenient for the installation and the dismantlement of funnel.

Drawings

Fig. 1 is a schematic front structural view of a middle ventilation device of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic top view of the middle ventilating device of the present invention;

FIG. 5 is a schematic top view of the middle base of the present invention;

FIG. 6 is a schematic front sectional view of the middle funnel according to the present invention;

fig. 7 is an enlarged schematic view of C in fig. 6.

Illustration of the drawings:

1. a funnel; 2. a supporting block; 3. a base; 4. a wind tube bag; 5. a first retaining ring; 6. a second retaining ring; 7. a fixed block; 8. fixing the bolt; 9. a threaded rod; 10. a nut; 11. a placement groove; 12. mounting blocks; 13. a through hole; 14. a fan; 15. and fixing the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, a ventilation device for a shield machine, including a funnel 1, a support block 2, a base 3, a funnel bag 4, a first fixing ring 5, a second fixing ring 6, a fixing block 7, a fixing bolt 8, a threaded rod 9, a nut 10, a placement groove 11, a mounting block 12, a through hole 13, a fan 14 and a fixing groove 15, the support block 2 is installed at the bottom of the funnel 1, and the bottom of the support block 2 is connected with the base 3, the placement groove 11 is opened at the top of the base 3, and the mounting block 12 is installed inside the placement groove 11, the through hole 13 is opened at the front of the support block 2, and the threaded rod 9 is installed inside the through hole 13, the nut 10 is installed outside the threaded rod 9, the funnel bag 4 is installed at one end of the funnel 1, and the fixing groove 15 is opened outside the funnel 1, the first fixing ring 5 is installed outside the funnel bag 4, and the second fixing ring 6 is connected to the bottom of the first fixing ring 5, the fixing ring 7 is installed at one side of the first fixing ring 5, and the fixing bolt 8 is installed inside the fixing block 14.

Further, first solid fixed ring 5 constitutes through fixing bolt 8 and the solid fixed ring 6 of second and dismantles the structure, and first solid fixed ring 5 is integrated structure through welding and fixed block 7, takes off fixing bolt 8 on the fixed block 6, can separate two sets of solid fixed rings, takes off it from the dryer bag 4 outside.

Further, the threaded rod 9 vertically penetrates through the supporting block 2, the outer diameter of the threaded rod 9 is smaller than the inner diameter of the through hole 13, and the threaded rod 9 can be pulled out of the supporting block 2.

Further, supporting shoe 2 is the butt with base 3 and is connected, and supporting shoe 2 is integrated structure through welding and draft tube 1, and supporting shoe 2 can support draft tube 1.

Further, the external diameter of fixing bolt 8 is less than the internal diameter of installation piece 12, and fixing bolt 8 is threaded connection with nut 10, and nut 10 can be fixed fixing bolt 8, takes off nut 10 after, can take out fixing bolt 8 from supporting shoe 2.

Further, the funnel 1 is connected with the base 3 through the supporting block 2, and the outer diameter of the supporting block 2 is smaller than the inner diameter of the placing groove 11, and the supporting block 2 is placed inside the placing groove 11.

The working principle is as follows: during the use, start 1 inside fan 14 of funnel, outside air can pass through funnel 1, dryer bag 4 gets into inside the tunnel, thereby ventilate tunnel inside, first solid fixed ring 5 can fix dryer bag 4 with the solid fixed ring 6 of second, and two sets of solid fixed rings set up in fixed slot 15, can be better consolidate dryer bag 4, avoid dryer bag 4 to drop from funnel 1, when follow-up needs are dismantled dryer bag 4, can have personnel to take off fixing bolt 8 on the fixed block 7, can separate two sets of solid fixed rings, take off it from the dryer bag 4 outside, when needing to dismantle funnel 1, personnel can dismantle nut 10 from the threaded rod 9 outside, take threaded rod 9 out from supporting shoe 2 again, can separate funnel 1 and base 3, make things convenient for the installation and the dismantlement of funnel 1.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a ventilation unit for shield constructs machine, includes draft tube (1), its characterized in that: supporting shoe (2) are installed to the bottom of draft tube (1), and the bottom of supporting shoe (2) is connected with base (3), standing groove (11) have been seted up at the top of base (3), and the internally mounted of standing groove (11) has installation piece (12), through-hole (13) have been seted up in the front of supporting shoe (2), and the internally mounted of through-hole (13) has threaded rod (9), nut (10) are installed in the outside of threaded rod (9), draft tube bag (4) is installed to the one end of draft tube (1), and the outside of draft tube (1) has seted up fixed slot (15), first solid fixed ring (5) are installed in the outside of draft tube bag (4), and the bottom of first solid fixed ring (5) is connected with solid fixed ring (6) of second, fixed block (7) are installed to one side of first solid fixed ring (5), and the internally mounted of fixed block (7) has fixing bolt (8), the internally mounted of draft tube (1) has fan (14).

2. The ventilation device for the shield tunneling machine according to claim 1, wherein the first fixing ring (5) and the second fixing ring (6) form a detachable structure through a fixing bolt (8), and the first fixing ring (5) and the fixing block (7) are integrated through welding.

3. The ventilation device for the shield tunneling machine according to claim 1, wherein the threaded rod (9) vertically penetrates through the support block (2), and the outer diameter of the threaded rod (9) is smaller than the inner diameter of the through hole (13).

4. The ventilation device for the shield tunneling machine according to claim 1, wherein the supporting block (2) is connected with the base (3) in an abutting manner, and the supporting block (2) is welded with the ventilation barrel (1) to form an integrated structure.

5. The ventilation device for the shield tunneling machine according to claim 1, wherein the outer diameter of the fixing bolt (8) is smaller than the inner diameter of the mounting block (12), and the fixing bolt (8) is in threaded connection with the nut (10).

6. The ventilation device for the shield tunneling machine according to claim 1, wherein the ventilation tube (1) is connected to the base (3) through a support block (2), and the outer diameter of the support block (2) is smaller than the inner diameter of the placement groove (11).