CN215170024U - Anti-blocking device for screw machine of shield machine - Google Patents
Anti-blocking device for screw machine of shield machine Download PDFInfo
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- CN215170024U CN215170024U CN202121520637.5U CN202121520637U CN215170024U CN 215170024 U CN215170024 U CN 215170024U CN 202121520637 U CN202121520637 U CN 202121520637U CN 215170024 U CN215170024 U CN 215170024U
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- screw machine
- hydraulic
- screw
- telescopic joint
- casing
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Abstract
The utility model discloses a shield constructs quick-witted screw machine anti-sticking device, including main part, blade disc and set up the slag extractor in the main part inside, the soil storehouse is established to the inside of main part, slag extractor comprises screw machine casing, hydraulic motor, slag notch, hob blade, hydraulic motor sets up at screw machine casing afterbody, the hob blade sets up the inside at the screw machine casing, the one end and the hydraulic motor transmission of hob blade are connected, the slag notch sets up and is close to hydraulic motor one end department at the screw machine casing, the screw machine casing is whole to constitute by two parts, and passes through telescopic joint and first hydraulic cylinder connection, the outside at the telescopic joint of screw machine casing is provided with anti-sticking structure, anti-sticking structure be provided with two sets ofly. The device can assist the screw machine to grind off the reinforcing steel bars in the screw machine or grind the diameter of the reinforcing steel bars, so that the purpose of removing the reinforcing steel bars in the screw machine is achieved, the screw machine is effectively prevented from being blocked, and the normal work of the screw machine is ensured.
Description
Technical Field
The utility model relates to a spiral shell screwing machine correlation technique field specifically is a shield constructs quick-witted spiral shell screwing machine anti-sticking device.
Background
The screw machine is an important part of the shield machine, the inlet end of the screw machine, namely the connecting end of the screw machine and the soil bin, is provided with a gate structure, the gate structure is normally open under the general condition, the front end of the screw shaft extends out of the gate structure, certain pressure exists in the soil bin during the work, and the residue soil is discharged out of the shield machine under the pressure of the soil bin and the rotation action of the screw shaft.
When the existing screw machine is used, a cutter head of the shield machine can cut into a reinforced concrete pile or a ground connection wall in the process of starting, receiving or encountering barriers and the like in shield tunneling, and when reinforcing steel bars enter the screw machine, the reinforcing steel bars are easily clamped into a gap between the screw machine and a shell barrel, so that the shield screw machine cannot rotate and cannot discharge slag. If the scheme of conventionally opening the screw machine to clean the reinforcing steel bars is adopted, great risks such as instantaneous drop of soil pressure in the soil bin, gushing at the opening of the screw machine and the like are easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shield constructs quick-witted screw machine anti-sticking device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a shield constructs quick-witted screw machine anti-sticking device, includes main part, blade disc and sets up the slag extractor in the main part inside, the soil storehouse is established to the inside of main part, slag extractor comprises screw machine casing, hydraulic motor, slag notch, hob blade, hydraulic motor sets up at the screw machine casing afterbody, the hob blade sets up in the inside of screw machine casing, the one end and the hydraulic motor transmission of hob blade are connected, the slag notch sets up and is close to hydraulic motor one end department at the screw machine casing, the screw machine casing wholly comprises front end, rear end two parts, and passes through telescopic joint and first hydraulic cylinder connection, the casing front end with telescopic joint inlayer by bolted connection, the casing rear end with telescopic joint skin by bolted connection, telescopic joint inlayer inserts telescopic joint skin and casing rear end inside, the screw machine casing is provided with anti-sticking structure in the outside of telescopic joint, the anti-sticking structure be provided with two sets ofly, anti-sticking structure include two sets of mount pads, second hydraulic cylinder, two sets ofly the mount pad set up respectively in the end department outside of telescopic joint, the outside of screw machine casing, the both ends of second hydraulic cylinder all are connected with the mount pad.
Preferably, the axes of the two groups of second hydraulic cylinders are parallel to the center line of the shell of the screw machine.
Preferably, the hydraulic system further comprises a hydraulic pump station, and the hydraulic pump station is connected with the second hydraulic cylinder through a hydraulic pipeline.
Preferably, the mounting seat is welded with the shell and the expansion joint of the screw machine.
Preferably, the second hydraulic cylinder is connected with the mounting seat through a bolt.
Preferably, a sealing ring is arranged between the inner layer and the outer layer of the telescopic joint to prevent silt from entering.
The utility model provides a shield constructs quick-witted screw machine anti-sticking device possesses following beneficial effect: through setting up the anti-sticking structure, set up the mount pad of anti-sticking structure respectively in the department outside of screw machine casing, telescopic joint, in the use, through the motion of second hydraulic cylinder control telescopic joint, increase screw machine casing and the frictional force of hob blade to the realization rubs the reinforcing bar apart or levigate the diameter of reinforcing bar, has reached the purpose of getting rid of reinforcing bar in the screw machine, and the effectual screw machine that prevents blocks dies ensures that the screw machine can normally work.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic mounting diagram of the mounting base of the present invention;
FIG. 3 is a schematic view showing the retraction state of the telescopic joint of the present invention;
fig. 4 is a schematic view of the extension joint of the present invention in an extended state.
In the figure: 1. a main body; 2. a cutter head; 3. a soil bin; 4. a screw machine housing; 5. a hydraulic motor; 6. a slag outlet; 7. a screw machine blade; 8. an expansion joint; 9. a first hydraulic cylinder; 10. a mounting seat; 11. a second hydraulic cylinder; 12. a hydraulic pump station; 13. a hydraulic circuit.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: a shield constructs quick-witted screw machine anti-sticking device, includes main part 1, blade disc 2 and sets up the slag extractor in main part 1 inside, native storehouse 3 is established to the inside of main part 1, slag extractor comprises screw machine casing 4, hydraulic motor 5, slag notch 6, hob blade 7, hydraulic motor 5 sets up at the 4 afterbody of screw machine casing, hob blade 7 sets up in the inside of screw machine casing 4, one end and the hydraulic motor 5 transmission of hob blade 7 are connected, slag notch 6 sets up in screw machine casing 4 and is close to hydraulic motor 5 one end department, screw machine casing 4 wholly comprises front end, rear end two parts, and connects through telescopic joint 8 and first hydraulic cylinder 9, the casing 4 front end with telescopic joint 8 inlayer is by bolted connection, the casing 4 rear end with telescopic joint 8 skin is by bolted connection, inside 8 inlayers of telescopic joint inserted 8 outsides of telescopic joint and 4 rear ends of casing, the outside at telescopic joint 8 of screw machine casing 4 is provided with anti-sticking structure, anti-sticking structure be provided with two sets ofly, anti-sticking structure include two sets of mount pads 10, second hydraulic cylinder 11, two sets of mount pad 10 set up respectively in the end department outside of telescopic joint 8, the outside of screw machine casing 4, the both ends of second hydraulic cylinder 11 all are connected with mount pad 10.
The axes of the two groups of second hydraulic oil cylinders 11 are parallel to the central line of the screw machine shell 4.
The hydraulic pump station 12 is connected with the second hydraulic cylinder 11 through a hydraulic pipeline 13.
The mounting seat 10 is welded with the screw machine shell 4 and the expansion joint 8.
The second hydraulic cylinder 11 is connected with the mounting seat 10 through a bolt.
And a sealing ring is arranged between the inner layer and the outer layer of the telescopic joint 8 to prevent silt from entering.
The theory of operation, in the use, be connected second hydraulic cylinder 11 with hydraulic power unit 12 through hydraulic line 13, realize the flexible of second hydraulic cylinder 11 through controlling outside hydraulic power unit 11, thereby adjust the length that telescopic joint 8 is located the inside of screw machine casing 4, because screw machine casing 4 is fixed, and displacement can not appear in hob blade 7, the axial reciprocating motion of hob blade 7 is followed to telescopic joint 8 under the effect of second cylinder 11 promptly, under the frictional action of hob blade 7 and 4 inner walls of screw machine casing, grind the reinforcing bar apart or levigate the diameter of reinforcing bar, reached the mesh of getting rid of the reinforcing bar in the screw machine, make the screw machine normally work.
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 (6)
1. The utility model provides a shield constructs quick-witted screw machine anti-sticking device which characterized in that: comprises a main body (1), a cutter head (2) and a slag discharging mechanism arranged in the main body (1), wherein a soil bin (3) is arranged in the main body (1), the slag discharging mechanism is composed of a screw machine shell (4), a hydraulic motor (5), a slag outlet (6) and screw rod blades (7), the hydraulic motor (5) is arranged at the tail part of the screw machine shell (4), the screw rod blades (7) are arranged in the screw machine shell (4), one end of each screw rod blade (7) is in transmission connection with the hydraulic motor (5), the slag outlet (6) is arranged at one end of the screw machine shell (4) close to the hydraulic motor (5), the screw machine shell (4) is integrally composed of a front end and a rear end, and is connected with a first hydraulic oil cylinder joint (8) and a first hydraulic oil cylinder joint (9), the front end of the shell (4) is connected with the inner layer of the telescopic joint (8) through bolts, casing (4) rear end with telescopic joint (8) skin is by bolted connection, and telescopic joint (8) inlayer inserts inside telescopic joint (8) skin and casing (4) rear end, screw machine casing (4) are provided with anti-sticking structure in the outside of telescopic joint (8), anti-sticking structure be provided with two sets ofly, anti-sticking structure include two sets of mount pads (10), second hydraulic cylinder (11), two sets of mount pad (10) set up respectively in the end department outside of telescopic joint (8), the outside of screw machine casing (4), the both ends of second hydraulic cylinder (11) all are connected with mount pad (10).
2. The shield machine screw machine anti-jamming device of claim 1, characterized in that: the axes of the two groups of second hydraulic oil cylinders (11) are parallel to the central line of the screw machine shell (4).
3. The shield machine screw machine anti-jamming device of claim 1, characterized in that: the hydraulic system is characterized by further comprising a hydraulic pump station (12), wherein the hydraulic pump station (12) is connected with the second hydraulic cylinder (11) through a hydraulic pipeline (13).
4. The shield machine screw machine anti-jamming device of claim 1, characterized in that: the mounting seat (10) is welded with the screw machine shell (4) and the expansion joint (8).
5. The shield machine screw machine anti-jamming device of claim 1, characterized in that: the second hydraulic oil cylinder (11) is connected with the mounting seat (10) through a bolt.
6. The shield machine screw machine anti-jamming device of claim 1, characterized in that: and a sealing ring is arranged between the inner layer and the outer layer of the expansion joint (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121520637.5U CN215170024U (en) | 2021-07-06 | 2021-07-06 | Anti-blocking device for screw machine of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121520637.5U CN215170024U (en) | 2021-07-06 | 2021-07-06 | Anti-blocking device for screw machine of shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215170024U true CN215170024U (en) | 2021-12-14 |
Family
ID=79401648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121520637.5U Active CN215170024U (en) | 2021-07-06 | 2021-07-06 | Anti-blocking device for screw machine of shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215170024U (en) |
-
2021
- 2021-07-06 CN CN202121520637.5U patent/CN215170024U/en active Active
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