CN213807680U - Shield body and shaft heading machine - Google Patents
Shield body and shaft heading machine Download PDFInfo
- Publication number
- CN213807680U CN213807680U CN202121432683.XU CN202121432683U CN213807680U CN 213807680 U CN213807680 U CN 213807680U CN 202121432683 U CN202121432683 U CN 202121432683U CN 213807680 U CN213807680 U CN 213807680U
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- shield body
- inner ring
- outer ring
- shield
- frame
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a shield body, which comprises a shield body and a platform frame; the shield body comprises an inner ring and an outer ring which are sleeved; the outer ring comprises a plurality of outer ring blocks connected along the circumferential direction; the inner ring comprises a plurality of inner ring blocks which are connected along the circumferential direction, the shield body is divided into a plurality of single pieces which are convenient to process, hoist and transport through the block arrangement, and the inner ring can be recycled through the block arrangement, so that the economical efficiency is good; through set up the cavity portion of holding on the shield body, thereby can material saving cost and through setting up the platform frame, guarantee the structural strength of shield body, the pedestrian of being convenient for simultaneously walks on the cavity portion of holding. The utility model also discloses a shaft heading machine, which comprises a propelling component and a shield body; the propelling component comprises a supporting seat, a mounting seat and a telescopic piece; through set up the depressed part on the lateral wall of supporting seat, the quick location and the assembly of the mount pad of being convenient for.
Description
Technical Field
The utility model relates to a entry driving machine field, concretely relates to shield body and shaft entry driving machine.
Background
The existing shaft excavation construction has the following problems: 1. the outer ring of the shield body can be left in the vertical shaft and cannot be recycled, and the inner ring of the shield body can be recycled, so that the outer ring part occupies less specific gravity, the loss cost is lower, and the economic performance of the shield body is better under the condition of meeting the use requirement; 2. the existing shield body has a huge structure and is difficult to process, hoist and transport; 3. the existing main driving propulsion mechanism of the shaft boring machine cannot effectively drive the main driving due to unreasonable stress, so that the boring efficiency is low.
In view of the above, there is an urgent need for a shield body with good economical efficiency, convenient processing, hoisting and transportation, and a shaft boring machine with high boring efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an economic nature is good, be convenient for the shield body of processing, hoist and mount and transportation and the efficient shaft entry driving machine of tunnelling, concrete technical scheme as follows:
a shield body comprises a shield body and a platform frame; the shield body comprises an outer ring and an inner ring which are sleeved; the outer ring comprises a plurality of outer ring blocks arranged along the circumferential direction of the shield body, and adjacent outer ring blocks are connected with each other; the inner ring comprises a plurality of inner ring blocks arranged along the circumferential direction of the shield body, and the adjacent inner ring blocks are mutually connected; the shield body is provided with a hollow accommodating part; the platform frame is arranged in the hollow accommodating part and used for stabilizing the shield body.
Preferably, in the above technical solution, the hollow accommodating portion is formed by two sets of inner ring blocks and two sets of outer ring blocks which are adjacent in the circumferential direction; the platform frame is used for stabilizing the inner ring block and the outer ring block.
Preferably, the platform frame comprises a frame body and a reinforcing beam arranged in the frame body; the shape and specification of the frame body are matched with the hollow accommodating part, and the frame body is arranged in the hollow accommodating part.
In the above preferred technical solution, the inner wall of the hollow accommodating portion is provided with a plurality of sets of engaging portions for fixing the frame body.
Above technical scheme is preferred, the upper surface parallel and level that the tunnel face was kept away from to framework and shield body.
A shaft heading machine comprises a propelling component and a shield body; the propelling assembly comprises a supporting seat, a mounting seat and a telescopic piece; the support seat is arranged on the shield body; the supporting seat is provided with a sunken part for clamping the mounting seat; one end of the telescopic piece is arranged on the mounting seat, the other end of the telescopic piece is connected with a main drive of the shaft tunneling machine, and the main drive is driven by the telescopic piece to move along the tunneling direction.
The above technical scheme is preferable, and comprises a plurality of groups of propelling components; the multiple groups of propelling components are arranged along the circumferential direction of the shield body.
Above technical scheme is preferred, be equipped with the strengthening rib between supporting seat and the shield body.
The above technical scheme is preferable, and the device further comprises a plurality of groups of threaded pieces; the mounting seat is fixed on the supporting seat through a threaded piece.
Above technical scheme is preferred, the one end of extensible member articulates on the mount pad through the round pin axle.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the shield body of the utility model comprises a shield body and a platform frame; the shield body comprises an inner ring and an outer ring which are sleeved; the outer ring comprises a plurality of outer ring blocks connected along the circumferential direction; the shield body is divided into a plurality of single pieces which are convenient to process, hoist and transport by the blocking arrangement, and the blocking arrangement enables the inner ring to be recycled, so that the economy is good; the shield body is provided with the hollow accommodating part, so that materials can be saved, and cost is saved; and through setting up platform frame, guarantee the structural strength of shield body, the pedestrian of being convenient for simultaneously walks on the cavity portion of holding.
(2) The utility model discloses a cavity portion of holding is formed by two sets of inner circle pieces and two sets of outer lane pieces that circumference is adjacent, can strengthen the steadiness between two sets of inner circle pieces and two sets of outer lane pieces that circumference is adjacent through the platform frame when being convenient for process.
(3) The platform frame of the utility model comprises a frame body and a stiffening beam arranged in the frame body; the framework sets up in cavity portion of holding, from taut inner circle piece and outer lane piece in the horizontal direction, avoids inner circle piece and outer lane piece to scatter along the horizontal direction when unstable or the atress because of connecting.
(4) The utility model discloses be equipped with the block portion that the multiunit is used for the block framework on the inner wall of cavity portion of holding, the framework passes through multiunit block portion block in cavity portion of holding, and the steadiness is good.
(5) The utility model discloses a framework and shield body keep away from the upper surface parallel and level of face, and the constructor of being convenient for walks, ensures construction safety and convenient.
A shaft heading machine comprises a propelling component and a shield body; the propelling assembly comprises a supporting seat, a mounting seat and a telescopic piece; the side wall of the supporting seat is provided with the concave part, so that the mounting seat can be positioned and assembled quickly; when the telescopic piece pushes the main drive of the shaft boring machine, the reaction force transmitted by the main drive is born by the concave part of the supporting seat, and the stress is reasonable; and because the supporting seat is arranged on the shield body (particularly the inner ring block), the reaction force is transmitted to the inner ring block and is finally counteracted by the friction between the outer ring block and the well wall and the gravity of external equipment, thereby ensuring the stability of the structure.
(1) The utility model comprises a plurality of groups of propelling components; the multiunit propulsion subassembly sets up on the inner circle piece along shield body circumference, promotes the main drive through multiunit propulsion subassembly from a plurality of positions, stability when guaranteeing to promote and can provide enough big thrust.
(2) The utility model discloses a set up multiunit strengthening rib between supporting seat and the shield body and guarantee structural strength.
(3) The utility model also comprises a plurality of groups of screw thread pieces; realize the fixed between mount pad and the supporting seat through threaded connection, stability is good.
(4) The utility model discloses the one end of extensible member articulates on the mount pad through the round pin axle, and structural strength is high.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In the drawings:
FIG. 1 is a schematic structural view of a shield body (illustrating a propulsion assembly) according to the embodiment;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of the outer ring block of FIG. 1;
FIG. 4 is a schematic view of the inner ring block of FIG. 1;
FIG. 5 is a schematic structural view of the platform frame of FIG. 1;
FIG. 6 is a schematic illustration (with section lines indicated) of the propulsion assembly of FIG. 1;
FIG. 7 is another angular view of FIG. 6 (illustrating section lines);
wherein, 1, an outer ring; 1.1, an outer ring block; 2. an inner ring; 2.1, inner ring blocks; 3. a platform frame; 3.1, a frame body; 3.2, reinforcing beams; 4. a propulsion assembly; 4.1, a supporting seat; 4.2, mounting seats; 4.3, a telescopic piece; 4.4, a pin shaft; 4.5, a screw piece; 4.6, a concave part; 4.7, a convex part.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
a shield body comprises a shield body and a platform frame 3, as shown in fig. 1-5, the shield body comprises the following components:
as shown in fig. 1-4, the shield body includes an outer ring 1 and an inner ring 2, which are sleeved with each other, the outer ring 1 includes a plurality of outer ring blocks 1.1 connected (threaded) along the shield circumferential direction, and the inner ring 2 includes a plurality of inner ring blocks 2.1 connected (threaded) along the shield circumferential direction; the number of the inner ring blocks and the number of the outer ring blocks can be selected according to actual conditions, in the embodiment, preferably, the number of the inner ring blocks and the number of the outer ring blocks are four, and the inner ring blocks 2.1 and the outer ring blocks 1.1 along the radial direction of the shield body are correspondingly connected (in threaded connection).
As shown in fig. 1, the shield body is provided with a hollow accommodating part; platform frame 3's shape and specification and cavity portion of holding match, and platform frame 3 sets up in cavity portion of holding, specifically is: as shown in fig. 1, the hollow accommodating part is formed by two sets of inner ring blocks 2.1 and two sets of outer ring blocks 1.1 which are adjacent in the circumferential direction, the platform frame 3 is arranged in the hollow accommodating part, the platform frame 3 is used for facilitating the workers to walk on the shield body, and meanwhile, the platform frame 3 can tension the inner ring blocks 2.1 and the outer ring blocks 1.1 in the horizontal direction, so that the stability of the shield body is ensured. In addition, the hollow receptacle can also be provided directly on the inner ring block or the outer ring block in the direction of the advance.
As shown in fig. 5, the platform frame 3 includes a frame body 3.1 and a reinforcing beam 3.2 arranged in the frame body; the shape and specification of the frame body 3.1 are matched with those of the hollow accommodating part (in the embodiment, the shapes of the frame body and the hollow accommodating part are preferably rectangular), and the frame body 3.1 is arranged in the hollow accommodating part; the reinforcing beams 3.2 are provided with a plurality of groups for reinforcing the structure of the frame body.
Preferably, a plurality of sets of clamping parts (not shown) are arranged on the inner wall of the hollow accommodating part, each clamping part is provided with a groove capable of accommodating one edge of the frame body 3.1, and the frame bodies are clamped in the plurality of sets of grooves; preferably, the plurality of sets of engaging portions are provided along the circumferential direction of the hollow accommodating portion, and can engage with four sides of the frame 3.1, respectively.
Preferably, the upper surface (the upper surface far away from the tunnel face) of the frame body 3.1 is flush with the upper surface of the shield body far away from the tunnel face, so that the working personnel can conveniently pass through the tunnel shield.
The embodiment also discloses a shaft heading machine, which comprises a propelling component 4 and the shield body as shown in figure 1; the propelling component 4 comprises a supporting seat 4.1, a mounting seat 4.2 and a telescopic piece 4.3 (preferably a telescopic oil cylinder); preferably, the number of the propulsion assemblies of the embodiment corresponds to the number of the inner ring blocks 2.1 one by one, and the propulsion assemblies are four groups.
The supporting seat 4.1 is correspondingly and fixedly arranged on the inner ring block 2.1 of the shield body; and a reinforcing rib is arranged between the support seat 4.1 and the inner ring block 2.1 of the shield body and used for fixing the support seat and the inner ring block.
As shown in fig. 6, a concave portion 4.6 is provided on the side wall of the support seat 4.1; the mounting seat 4.2 is clamped in the concave part 4.6, and the depth of the concave part is selected according to actual conditions. Preferably, a convex part 4.7 matched with the concave part 4.6 is arranged on the mounting seat; the projection 4.7 is snapped into the recess.
As shown in fig. 7, a plurality of sets of screws 4.5 (such as bolts) are also included; the mounting seat 4.2 and the supporting seat are provided with a plurality of groups of corresponding threaded holes; the screw is arranged in the threaded hole, so that the mounting seat 4.2 and the supporting seat are fixed.
One end of the telescopic piece 4.3 is hinged to the mounting seat 4.2 through a pin shaft 4.4, the telescopic direction of the telescopic piece is the tunneling direction, and the other end of the telescopic piece is connected with a main drive of the shaft tunneling machine and used for pushing the main drive (not shown) of the shaft tunneling machine to move along the tunneling direction. As shown in fig. 1, a plurality of inner ring blocks 2.1 and outer ring blocks 1.1 are assembled to form an annular shield body, and the telescopic part penetrates through an annular central hole to be connected with a main drive.
Other constructions of the shaft boring machine refer to existing constructions, such as the main drive and the cutter head.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A shield body is characterized by comprising a shield body and a platform frame (3); the shield body comprises an outer ring (1) and an inner ring (2) which are sleeved; the outer ring (1) comprises a plurality of outer ring blocks (1.1) arranged along the circumferential direction of the shield body, and the adjacent outer ring blocks (1.1) are mutually connected; the inner ring (2) comprises a plurality of inner ring blocks (2.1) arranged along the circumferential direction of the shield body, and the adjacent inner ring blocks (2.1) are mutually connected;
the shield body is provided with a hollow accommodating part; the platform frame (3) is arranged in the hollow accommodating part and used for stabilizing the shield body.
2. Shield according to claim 1, characterized in that the hollow housing is formed by two circumferentially adjacent sets of inner ring blocks (2.1) and two sets of outer ring blocks (1.1); the platform frame (3) is used for stabilizing the inner ring block (2.1) and the outer ring block (1.1).
3. The shield according to claim 2, characterized in that the platform frame (3) comprises a frame body (3.1) and a reinforcement beam (3.2) arranged inside the frame body; the shape and specification of the frame body (3.1) are matched with those of the hollow accommodating part, and the frame body (3.1) is arranged in the hollow accommodating part.
4. Shield according to claim 3, characterized in that the inner wall of the hollow housing is provided with a plurality of sets of snap-in parts for fixing the frame (3.1).
5. The shield body according to claim 3, characterized in that the frame (3.1) and the upper surface of the shield body remote from the tunnel face are flush.
6. A shaft boring machine, characterized by comprising a propulsion assembly (4) and a shield according to any one of claims 1 to 5; the propelling component (4) comprises a supporting seat (4.1), a mounting seat (4.2) and a telescopic piece (4.3); the supporting seat (4.1) is arranged on the shield body; the supporting seat (4.1) is provided with a concave part (4.6) for clamping the mounting seat (4.2); one end of the telescopic piece (4.3) is arranged on the mounting seat (4.2), the other end of the telescopic piece is connected with a main drive of the shaft tunneling machine, and the main drive is driven to move along the tunneling direction through the telescopic piece (4.3).
7. A shaft boring machine according to claim 6, characterised by comprising a plurality of sets of propulsion assemblies (4); the multiple groups of propelling components are arranged along the circumferential direction of the shield body.
8. Shaft boring machine according to claim 6, characterised in that reinforcing ribs are provided between the support (4.1) and the shield body.
9. A shaft boring machine according to claim 8, further comprising a plurality of sets of screws (4.5); the mounting seat (4.2) is fixed on the supporting seat (4.1) through a threaded piece (4.5).
10. Shaft boring machine according to any of claims 6 to 9, characterized in that the telescopic element (4.3) is hinged at one end to the mounting (4.2) by means of a pin (4.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121432683.XU CN213807680U (en) | 2021-06-28 | 2021-06-28 | Shield body and shaft heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121432683.XU CN213807680U (en) | 2021-06-28 | 2021-06-28 | Shield body and shaft heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213807680U true CN213807680U (en) | 2021-07-27 |
Family
ID=76950349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121432683.XU Active CN213807680U (en) | 2021-06-28 | 2021-06-28 | Shield body and shaft heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213807680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135292A (en) * | 2021-11-30 | 2022-03-04 | 中国铁建重工集团股份有限公司 | Shaft heading machine and modular multiplexing shield thereof |
-
2021
- 2021-06-28 CN CN202121432683.XU patent/CN213807680U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135292A (en) * | 2021-11-30 | 2022-03-04 | 中国铁建重工集团股份有限公司 | Shaft heading machine and modular multiplexing shield thereof |
| CN114135292B (en) * | 2021-11-30 | 2024-05-07 | 中国铁建重工集团股份有限公司 | Shaft development machine and modularized multiplexing shield body thereof |
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