CN113202487A - Shield constructs quick-witted center swivel joint and reforms transform body - Google Patents
Shield constructs quick-witted center swivel joint and reforms transform body Download PDFInfo
- Publication number
- CN113202487A CN113202487A CN202110498854.7A CN202110498854A CN113202487A CN 113202487 A CN113202487 A CN 113202487A CN 202110498854 A CN202110498854 A CN 202110498854A CN 113202487 A CN113202487 A CN 113202487A
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- plate
- sleeve
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- 239000007787 solid Substances 0.000 claims abstract description 23
- 230000005641 tunneling Effects 0.000 claims description 13
- 239000011148 porous material Substances 0.000 claims description 2
- 239000003607 modifier Substances 0.000 claims 6
- 238000005299 abrasion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to the technical field of shield machines and discloses a shield machine center rotary joint improved body which comprises a center rotary body main body, wherein a sleeve is movably sleeved outside the center rotary body main body, the side walls of the upper side and the lower side of the center rotary body are fixedly connected with strip-shaped plates, the inner wall of the sleeve is symmetrically provided with two sliding grooves corresponding to the strip-shaped plates, the two strip-shaped plates are respectively positioned in the two sliding grooves, the inner wall of the upper side of the sleeve is provided with a threaded hole, the threaded hole is internally sleeved with a locking screw rod, two ends of the locking screw rod extend out of the threaded hole, the side wall of the upper side of the strip-shaped plate positioned on the upper side is provided with a locking groove, and the lower end of the locking screw rod is positioned in the locking groove. This shield constructs quick-witted center rotary joint and reforms transform body can improve the overall stability of the central solid of revolution, the effectual life who improves the center rotary joint and reforms transform the body, the effectual fixed steadiness that improves the center rotary joint and reforms transform the body.
Description
Technical Field
The invention relates to the technical field of shield tunneling machines, in particular to a modified body of a central rotary joint of a shield tunneling machine.
Background
The shield machine is named as a shield tunneling machine or a full-section tunneling machine, and is a tunneling machine tool using a shield method. The shield machine needs to use a central rotary joint to connect rotary parts, and when the shield machine has a relatively large rotary angle or rotates continuously when getting on or off the vehicle, the shield machine needs to use the central rotary joint to connect the shield machine with the vehicle in order to avoid winding of a hydraulic pipeline.
The center rotary joint of the existing shield machine is long, so that one end of the center rotary joint is easy to incline downwards when the center rotary joint is used, the use stability of the center rotary joint is affected, the abrasion speed of the center rotary joint is increased, and the service life of the center rotary joint is shortened.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a shield tunneling machine center rotary joint improved body, which has the advantage of improving the stability of a center rotary joint and solves the problem of poor use stability of the center rotary joint in the prior art.
(II) technical scheme
The invention provides the following technical scheme: a shield machine center rotary joint reforming body comprises a center rotary body main body, wherein a sleeve is movably sleeved outside the center rotary body main body, the side walls of the upper side and the lower side of the center rotary body are fixedly connected with strip-shaped plates, the inner wall of the sleeve is symmetrically provided with two sliding grooves corresponding to the strip-shaped plates, the two strip-shaped plates are respectively positioned in the two sliding grooves, the inner wall of the upper side of the sleeve is provided with a threaded hole, a locking screw is sleeved in the threaded hole in a threaded manner, the two ends of the locking screw extend out of the threaded hole, the side wall of the upper side of the strip-shaped plate at the upper side is provided with a locking groove, the lower end of the locking screw is positioned in the locking groove, the rod wall of the locking screw close to the upper end is symmetrically and fixedly connected with two twisting rods, the outer wall of the lower side of the sleeve is fixedly connected with a transverse plate, the side wall of the transverse plate at the upper side is fixedly connected with a connecting plate, and the connecting plate is positioned at a position close to the right end of the transverse plate, the lateral wall fixedly connected with U template of connecting plate upside, outside central solid of revolution main part was located to U template cover, a plurality of rotation grooves have evenly been seted up to the inner wall of U template, and are a plurality of it all rotates in the rotation groove and is connected with the support ball, the support ball stretches out the rotation groove, support ball and the inseparable laminating of central solid of revolution main part.
Preferably, the lateral wall fixedly connected with fixed plate of center solid of revolution main part downside, the fixed plate is located the position that center solid of revolution main part is close to the left end, the screw has been seted up to the lateral wall of fixed plate downside, the screw internal thread has cup jointed the lifting screw, the screw is stretched out to lifting screw's lower extreme, lifting screw is close to the pole wall rotation of lower extreme and is connected with the backup pad, the rotation hole has been seted up to the lateral wall of backup pad upside, lifting screw passes through the bearing and rotates the pore wall in hole and be connected.
Preferably, the lateral wall of center solid of revolution main part upside has seted up fixed screw, fixed screw is located telescopic right side, fixed screw internal thread has cup jointed the double-screw bolt, the upper end of double-screw bolt stretches out fixed screw and fixedly connected with rings.
Preferably, the lateral wall of diaphragm upside fixedly connected with supporting shoe, the lateral wall of supporting shoe upside and the lateral wall of central solid of revolution body downside closely laminate.
Preferably, the lateral wall of diaphragm downside is seted up flutedly, the recess is located the intermediate position of diaphragm.
Preferably, the rod wall of the lifting screw rod close to the lower end is symmetrically and fixedly connected with two push rods, and the rod walls of the two push rods are subjected to frosting treatment.
Preferably, the side wall of the lower side of the supporting plate is fixedly connected with a wear-resisting plate, and the wear-resisting plate is made of rubber.
(III) advantageous effects
Compared with the prior art, the invention provides a shield machine center rotary joint improved body, which has the following beneficial effects:
1. the shield machine central rotary joint reformed body comprises a central rotary body main body, a sleeve, a strip-shaped plate, a sliding groove, a threaded hole, a locking screw rod, a locking groove, a screwing rod, a transverse plate, a connecting plate, a U-shaped plate, a rotating groove and supporting balls, wherein the screwing rod is screwed when the shield machine central rotary joint reformed body is used, drives the locking screw rod to rotate, enables the locking screw rod to move upwards through the thread fit between the locking screw rod and the threaded hole, enables the locking screw rod to be far away from the strip-shaped plate, relieves the limit fixation of the locking screw rod on the sleeve, pushes the sleeve to slide on the two strip-shaped plates, drives the transverse plate to move, drives the connecting plate to move, drives the U-shaped plate to move, drives the plurality of supporting balls to move, can adjust the positions of the supporting balls, re-screws the locking screw rod after the adjustment is finished, and can support the position, close to the right end, of the central rotary body main body, therefore, the overall stability of the central revolving body can be improved, the mutual abrasion speed between the central revolving joint and other parts can be reduced when the central revolving joint is used, and the service life of the central revolving joint improved body is effectively prolonged.
2. This shield constructs quick-witted center rotary joint and reforms transform body, fixed plate through setting up, the screw, the lifting screw, backup pad and rotation hole, during the use, the lifting screw rotates, screw-thread fit between through lifting screw and screw makes the lifting screw move down, the lifting screw drives the backup pad and moves down, thereby improve the distance between fixed plate and the backup pad, the backup pad can support the position that the center solid of revolution main part is close to the left end and fix, thereby can improve the power that center solid of revolution main part left end junction bore, the effectual fixed steadiness of center rotary joint and reforms transform body that has improved.
Drawings
Fig. 1 is a schematic structural diagram of a modified body of a central rotary joint of a shield tunneling machine, which is provided by the invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 2;
fig. 4 is a partial structure enlarged view of a portion C in fig. 1.
In the figure: the novel wear-resistant and wear-resistant combined rotary body comprises a central rotary body 1, a sleeve 2, a strip-shaped plate 3, a sliding groove 4, a threaded hole 5, a locking screw rod 6, a locking groove 7, a threaded rod 8, a transverse plate 9, a connecting plate 10, a U-shaped plate 11, a rotating groove 12, a supporting ball 13, a fixing plate 14, a threaded hole 15, a lifting screw rod 16, a supporting plate 17, a rotating hole 18, a fixing threaded hole 19, a stud 20, a hanging ring 21, a supporting block 22, a groove 23, a push rod 24 and a wear-resistant plate 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a shield machine center rotary joint modified body comprises a center rotary body main body 1, a sleeve 2 is movably sleeved outside the center rotary body main body 1, strip-shaped plates 3 are fixedly connected to the side walls of the upper and lower sides of the center rotary body 1, two sliding grooves 4 corresponding to the strip-shaped plates 3 are symmetrically formed in the inner wall of the sleeve 2, the two strip-shaped plates 3 are respectively located in the two sliding grooves 4, a threaded hole 5 is formed in the inner wall of the upper side of the sleeve 2, a locking screw 6 is sleeved in the threaded hole 5, two ends of the locking screw 6 extend out of the threaded hole 5, a locking groove 7 is formed in the side wall of the upper side of the strip-shaped plate 3, the lower end of the locking screw 6 is located in the locking groove 7, two screwed rods 8 on the lower side are symmetrically and fixedly connected to the rod wall of the locking screw 6 close to the upper end, the outer wall of the sleeve 2 is fixedly connected with a transverse plate 9, and a connecting plate 10 is fixedly connected to the side wall of the transverse plate 9, the connecting plate 10 is positioned at the position of the transverse plate 9 close to the right end, the side wall of the upper side of the connecting plate 10 is fixedly connected with a U-shaped plate 11, the U-shaped plate 11 is sleeved outside the central revolving body main body 1, the inner wall of the U-shaped plate 11 is uniformly provided with a plurality of rotating grooves 12, the plurality of rotating grooves 12 are respectively and rotatably connected with a supporting ball 13, the supporting balls 13 extend out of the rotating grooves 12, the supporting balls 13 are tightly attached to the central revolving body main body 1, when in use, a screw 8 is screwed, the screw 8 drives a locking screw 6 to rotate, through the thread fit between the locking screw 9 and a threaded hole 5, the locking screw 6 moves upwards, the locking screw 6 is far away from the strip-shaped plate 3, the limiting fixation of the locking screw 6 on the sleeve 2 is released, the sleeve 2 is pushed, the sleeve 2 is made to slide on the two strip-shaped plates 3, the sleeve 2 drives the transverse plate 9 to move, the transverse plate 9 drives the connecting plate 10 to move, the connecting plate 10 drives the U-shaped plate 11 to move, u template 11 drives a plurality of support balls 13 and removes to can adjust the position of supporting ball 13, the adjustment is accomplished the back, screws up locking screw 6 again, and a plurality of support balls 13 can support the position that center solid of revolution main part 1 is close to the right-hand member, thereby can improve the overall stability of the center solid of revolution, can reduce the mutual wearing and tearing speed between center rotary joint and other spare parts when using, the effectual life who improves the center rotary joint and reform transform the body.
When the central revolving body is used, the lifting screw 16 is rotated, the lifting screw 16 is driven to move downwards through the thread fit between the lifting screw 16 and the screw hole 15, the lifting screw 16 drives the supporting plate 17 to move downwards, so that the distance between the fixing plate 14 and the supporting plate 17 is increased, and the supporting plate 17 can support and fix the position of the central revolving body 1 close to the left end, therefore, the force borne by the joint of the left end of the central revolving body main body 1 can be improved, and the stability of fixing the central revolving joint improved body is effectively improved.
The side wall of the upper side of the central revolving body main body 1 is provided with a fixing screw hole 19, the fixing screw hole 19 is positioned on the right side of the sleeve 2, a stud 20 is sleeved in the fixing screw hole 19 through internal threads, the upper end of the stud 20 extends out of the fixing screw hole 19 and is fixedly connected with a hanging ring 21, the stud 20 on the hanging ring 21 is screwed into the fixing screw hole 19 by hands, the central revolving body main body 1 is convenient to hoist through the hanging ring 21, and the hanging ring 21 is screwed down after the completion of the hanging certificate.
The lateral wall of diaphragm 9 upside is fixedly connected with supporting shoe 22, and the lateral wall of supporting shoe 22 upside and the lateral wall of central solid of revolution body 1 downside are closely laminated, and supporting shoe 22 can support the middle part of central solid of revolution body 1, has improved the bearing capacity of central solid of revolution body 1.
The lateral wall of diaphragm 9 downside has seted up recess 23, and recess 23 is located the intermediate position of diaphragm 9, and the recess 23 that sets up can improve the adaptability of diaphragm 9 to the installation face, can be applicable to different unevenness's installation face.
The two push rods 24 are symmetrically and fixedly connected to the rod wall of the lifting screw 16 close to the lower end, the rod walls of the two push rods 24 are frosted, the two push rods 24 are pushed to drive the lifting screw 16 to rotate, and the convenience in operation of the lifting screw 16 is improved.
Lateral wall fixedly connected with antifriction plate 25 of backup pad 17 downside, the material of antifriction plate 25 is rubber, and antifriction plate 25's abrasionproof performance is better, can improve backup pad 17's life, and can improve backup pad 17's stability.
In conclusion, when the shield machine central rotary joint modified body is used, the screw rod 8 is screwed, the screw rod 8 drives the locking screw rod 6 to rotate, the locking screw rod 6 moves upwards through the thread fit between the locking screw rod 9 and the threaded hole 5, the locking screw rod 6 is far away from the strip-shaped plates 3, the limiting fixation of the locking screw rod 6 on the sleeve 2 is released, the sleeve 2 is pushed, the sleeve 2 slides on the two strip-shaped plates 3, the sleeve 2 drives the transverse plate 9 to move, the transverse plate 9 drives the connecting plate 10 to move, the connecting plate 10 drives the U-shaped plate 11 to move, the U-shaped plate 11 drives the plurality of supporting balls 13 to move, so that the positions of the supporting balls 13 can be adjusted, after the adjustment is completed, the locking screw rod 6 is screwed again, the plurality of supporting balls 13 can support the part, close to the right end, so that the overall stability of the central rotary body can be improved, and the mutual abrasion speed between the central rotary joint and other parts can be reduced when the central rotary joint is used, the service life of the center rotary joint improved body is effectively prolonged; during the use, rotate lifting screw 16, through the screw-thread fit between lifting screw 16 and the screw 15, make lifting screw 16 remove downwards, lifting screw 16 drives backup pad 17 and removes downwards to improve the distance between fixed plate 14 and the backup pad 17, backup pad 17 can support fixedly to the position that center solid of revolution main part 1 is close to the left end, thereby can improve the power that center solid of revolution main part 1 left end junction bore, the effectual fixed steadiness of center solid of revolution joint modification that has improved.
It should be noted that the term "comprises/comprising" when used in this specification is taken to specify the presence of stated elements, integers, steps, operations, elements, components, and/or groups thereof, but does not exclude the presence or addition of other elements, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. The shield machine center revolving joint modified body comprises a center revolving body main body (1) and is characterized in that a sleeve (2) is movably sleeved outside the center revolving body main body (1), the side walls of the upper side and the lower side of the center revolving body (1) are fixedly connected with strip-shaped plates (3), the sleeve (2) is symmetrically provided with two sliding grooves (4) corresponding to the strip-shaped plates (3) on the inner wall, the two strip-shaped plates (3) are respectively positioned in the two sliding grooves (4), the inner wall of the upper side of the sleeve (2) is provided with a threaded hole (5), a locking screw (6) is sleeved in the threaded hole (5), two ends of the locking screw (6) all extend out of the threaded hole (5), the side wall of the upper side of the strip-shaped plate (3) is provided with a locking groove (7), and the lower end of the locking screw (6) is positioned in the locking groove (7), locking screw (6) are close to two wrong poles (8) of pole wall symmetry fixedly connected with of upper end, outer wall fixedly connected with diaphragm (9) of sleeve (2) downside, lateral wall fixedly connected with connecting plate (10) of diaphragm (9) upside, connecting plate (10) are located diaphragm (9) and are close to the position of right-hand member, the lateral wall fixedly connected with U template (11) of connecting plate (10) upside, outside central solid of revolution main part (1) was located in U template (11) cover, a plurality of rotation grooves (12) have evenly been seted up to the inner wall of U template (11), and are a plurality of it is connected with support ball (13) all to rotate in rotation groove (12), support ball (13) stretch out rotation groove (12), support ball (13) and central solid of revolution main part (1) closely laminate.
2. The shield tunneling machine center swivel joint modifier of claim 1, wherein: the utility model discloses a rotary lifting device, including center solid of revolution main part (1), lateral wall fixedly connected with fixed plate (14) of center solid of revolution main part (1) downside, fixed plate (14) are located the position that center solid of revolution main part (1) is close to the left end, screw (15) have been seted up to the lateral wall of fixed plate (14) downside, screw (15) internal thread has cup jointed lifting screw (16), screw (15) are stretched out to the lower extreme of lifting screw (16), lifting screw (16) are close to the pole wall rotation of lower extreme and are connected with backup pad (17), rotation hole (18) have been seted up to the lateral wall of backup pad (17) upside, lifting screw (16) rotate through the bearing and are connected with the pore wall that rotates hole (18).
3. The shield tunneling machine center swivel joint modifier of claim 1, wherein: fixed screw (19) have been seted up to the lateral wall of center solid of revolution main part (1) upside, fixed screw (19) are located the right side of sleeve (2), double-screw bolt (20) have been cup jointed to fixed screw (19) internal thread, fixed screw (19) and fixedly connected with rings (21) are stretched out to the upper end of double-screw bolt (20).
4. The shield tunneling machine center swivel joint modifier of claim 1, wherein: the side wall of the upper side of the transverse plate (9) is fixedly connected with a supporting block (22), and the side wall of the upper side of the supporting block (22) is tightly attached to the side wall of the lower side of the central revolving body main body (1).
5. The shield tunneling machine center swivel joint modifier of claim 1, wherein: a groove (23) is formed in the side wall of the lower side of the transverse plate (9), and the groove (23) is located in the middle of the transverse plate (9).
6. The shield tunneling machine center swivel joint modifier of claim 2, wherein: the rod wall of the lifting screw (16) close to the lower end is symmetrically and fixedly connected with two push rods (24), and the rod walls of the two push rods (24) are subjected to frosting treatment.
7. The shield tunneling machine center swivel joint modifier of claim 2, wherein: the side wall of the lower side of the supporting plate (17) is fixedly connected with a wear-resisting plate (25), and the wear-resisting plate (25) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110498854.7A CN113202487A (en) | 2021-05-08 | 2021-05-08 | Shield constructs quick-witted center swivel joint and reforms transform body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110498854.7A CN113202487A (en) | 2021-05-08 | 2021-05-08 | Shield constructs quick-witted center swivel joint and reforms transform body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113202487A true CN113202487A (en) | 2021-08-03 |
Family
ID=77030310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110498854.7A Withdrawn CN113202487A (en) | 2021-05-08 | 2021-05-08 | Shield constructs quick-witted center swivel joint and reforms transform body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113202487A (en) |
-
2021
- 2021-05-08 CN CN202110498854.7A patent/CN113202487A/en not_active Withdrawn
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Application publication date: 20210803 |