CN214653350U - Steel sleeve lifting support mechanism for shield engineering - Google Patents
Steel sleeve lifting support mechanism for shield engineering Download PDFInfo
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- CN214653350U CN214653350U CN202120250086.9U CN202120250086U CN214653350U CN 214653350 U CN214653350 U CN 214653350U CN 202120250086 U CN202120250086 U CN 202120250086U CN 214653350 U CN214653350 U CN 214653350U
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Abstract
The utility model relates to the technical field of tunnel construction, concretely relates to provides a steel sleeve lifting support mechanism for shield construction, including steel bracket, the adjustable lifting mechanism that sets up on the steel bracket and the welding frame that is used for welding with the steel sleeve outer wall that sets up on the adjustable lifting mechanism, the steel bracket is built on the shield shaft bottom plate, the adjustable lifting mechanism includes the lifting mechanism one that sets up the center line position of steel bracket and the lifting mechanism two that the symmetric distribution is in lifting mechanism one both sides; still include horizontal two-way sharp adjustment mechanism, horizontal two-way sharp adjustment mechanism is used for adjusting two lifts and lifts the span between the mechanism two, the utility model discloses simple structure when lifting the steel sleeve, both can carry out nimble regulation according to the size of steel sleeve and the position of the welding point on the steel sleeve outer wall, can carry out the regulation of height according to the horizontal position of steel sleeve again, uses flexibility and commonality higher, brings the convenience for the shield construction.
Description
Technical Field
The utility model relates to a tunnel construction technical field, concretely relates to be used for shield structure engineering steel sleeve to lift supporting mechanism.
Background
The steel sleeve receiving method is a novel receiving method adopted under the condition that the geological condition of a shield receiving end is poor or the reinforcement is limited, and an end socket of a rear end cover of the steel sleeve is connected with the tail of the steel sleeve, so that the whole steel sleeve is kept sealed, a soil pressure balance state is formed inside the steel sleeve, and the shield can be ensured to be successfully and safely received.
When shield construction operation is carried out, the steel sleeve needs to be connected to the position of the end wall of the shield shaft portal, and the steel bracket built on the shield shaft bottom plate is used for lifting.
The steel bracket in the prior art does not have an adjusting function when lifting the steel sleeve, and is relatively low in universality and flexibility and inconvenient to use.
Disclosure of Invention
An object of the utility model is to provide a supporting mechanism is lifted to steel sleeve for shield structure engineering.
To achieve the purpose, the utility model adopts the following technical proposal:
the supporting mechanism comprises a steel bracket, an adjustable lifting and lifting mechanism arranged on the steel bracket and a welding frame arranged at the upper end of the adjustable lifting and lifting mechanism and used for welding the outer wall of the steel sleeve, wherein the steel bracket is built on a bottom plate of a shield well, and the adjustable lifting and lifting mechanism comprises a first lifting and lifting mechanism arranged at the central line position of the steel bracket and second lifting and lifting mechanisms symmetrically distributed on two sides of the first lifting and lifting mechanism;
the first lifting and lifting mechanism comprises a first synchronous lifting and adjusting assembly and a plurality of first lifting and adjusting assemblies which are distributed side by side and vertically, the first lifting and adjusting assemblies are vertically arranged on the steel bracket and are positioned on the center line of the steel bracket, the first synchronous lifting and adjusting assemblies are horizontally arranged on the steel bracket, the power input end of the first lifting and adjusting assemblies is connected with the power output end of the first synchronous lifting and adjusting assembly, and the upper end of the first lifting and adjusting assembly is provided with a welding frame;
each lifting and lifting mechanism II comprises a synchronous frame, a synchronous lifting and adjusting assembly II and sliding lifting assemblies which are distributed side by side and vertically, each sliding lifting assembly comprises a sliding seat and a lifting assembly II vertically arranged on the sliding seat, two adjacent sliding seats are connected through the synchronous frame, the sliding seats are in sliding fit with a horizontal guide rail arranged on a steel bracket, the synchronous lifting and adjusting assembly II is horizontally arranged on the synchronous frame, the power input end of the lifting assembly II is connected with the power output end of the synchronous lifting and adjusting assembly II, and the upper end of the lifting assembly II is provided with a welding frame;
the lifting device is characterized by further comprising a transverse bidirectional linear adjusting mechanism, the transverse bidirectional linear adjusting mechanism is installed on the steel bracket, the adjusting end of the transverse bidirectional linear adjusting mechanism is connected with the tail end of the synchronizing frame located at the most end part in the lifting mechanism II, and the transverse bidirectional linear adjusting mechanism is used for adjusting the span between the two lifting mechanisms II.
Preferably, the first lifting assembly and the second lifting assembly both comprise longitudinal brackets, longitudinal screws and lifting seats, the longitudinal brackets are respectively mounted on the steel bracket and the sliding seat, the longitudinal screws are vertically and rotatably mounted in the longitudinal brackets, the lifting seats are in threaded mounting on the longitudinal screws and are in sliding fit with the longitudinal brackets, the upper ends of the lifting seats are provided with supporting plates through the brackets, and the welding frames are mounted on the supporting plates;
the first synchronous lifting adjusting assembly and the second synchronous lifting adjusting assembly respectively comprise an operating hand wheel, a transmission shaft, a third bevel gear and a fourth bevel gear, the transmission shafts are horizontally and rotatably installed on the synchronous frame and the steel bracket, the operating hand wheels are installed at the end portions of the transmission shafts, the third bevel gears correspond to the fourth bevel gears one to one, the third bevel gears are meshed with the corresponding fourth bevel gears, the third bevel gears are installed on the transmission shafts, and the fourth bevel gears are installed at the end portions of the longitudinal screws.
Preferably, the transverse bidirectional linear adjusting mechanism comprises a synchronous adjusting component and a transverse bidirectional linear adjusting component;
the synchronous adjusting assembly comprises a driving shaft and a rotating hand wheel, the driving shaft is horizontally and rotatably arranged on the steel bracket, and the rotating hand wheel is arranged at the end part of the driving shaft;
each transverse bidirectional linear adjusting assembly comprises a first bevel gear, a second bevel gear, bidirectional lead screws and transverse moving seats, the bidirectional lead screws are horizontally and rotatably installed on the steel bracket and are perpendicular to the driving shaft, the first bevel gears are in one-to-one correspondence with the second bevel gears and are meshed with the corresponding first bevel gears and the corresponding second bevel gears, the first bevel gears are installed on the driving shaft, the second bevel gears are installed at the end parts of the bidirectional lead screws, two transverse moving seats are symmetrically and threadedly installed on each bidirectional lead screw and are in sliding fit with the steel bracket, the transverse moving seats are in one-to-one correspondence with the second lifting mechanisms, and the transverse moving seats are connected with the tail ends of synchronizing frames located at the most end parts in the corresponding second lifting mechanisms.
Preferably, the horizontal guide rail is a cross guide rail, and the sliding base is provided with a cross sliding groove and is in sliding fit with the cross guide rail through the cross sliding groove.
Has the advantages that: when the device is used, the steel bracket is horizontally built on a shield shaft bottom plate, and then the device is adjusted according to the horizontal position of a steel sleeve, when the span between two lifting mechanisms II needs to be changed, a rotating hand wheel is started to drive a driving shaft to rotate, the driving shaft drives a bevel gear I to rotate, and drives a bidirectional lead screw to rotate through the bevel gear II, the bidirectional lead screw drives the two lifting mechanisms II to move towards the directions close to or away from each other through a transverse moving seat, so that the span between the two lifting mechanisms II is adjusted, the purpose is to enable a welding frame at the upper end of the lifting mechanisms II to be positioned under the welding point position of the outer wall of the steel sleeve, and flexible adjustment can be carried out according to the positions of the welding points positioned on the two outer sides on the outer wall of the steel sleeve;
when the height of the welding frame needs to be adjusted, the operating hand wheel is started to drive the transmission shaft to rotate, the transmission shaft drives the bevel gear to rotate through the bevel gear III when rotating, so that the longitudinal screw is driven to rotate, the lifting seat is driven to move up and down in the vertical direction, the lifting seat drives the welding frame at the upper end of the supporting plate to synchronously lift up and down when lifting, when the upper end of the welding frame is in contact with the welding point of the outer wall of the steel sleeve, the welding frame is welded with the outer wall of the steel sleeve by using a welding gun, so that the lifting of the steel sleeve is realized, the longitudinal height of the welding frame is conveniently adjusted according to the horizontal position of the steel sleeve, the steel bracket does not need to be subjected to heightening treatment, and the assembly efficiency is saved;
in addition, in the utility model, the first lifting component is adjusted by the first synchronous lifting adjusting component; the second lifting component is adjusted by the second synchronous lifting adjusting component, and the adjustment between the two is independent, and the purpose of doing so is for carrying out nimble regulation according to the size of steel sleeve for the radian that the welding frame of the first lifting component and the second upper end of lifting component formed improves with the arc phase-match of the outer wall of steel sleeve the utility model discloses a commonality also further improves the utility model discloses a flexibility.
The utility model discloses simple structure when lifting the steel sleeve, both can carry out nimble regulation according to the size of steel sleeve and the position of the welding point on the steel sleeve outer wall, can carry out the regulation of height according to the horizontal position of steel sleeve again, and it is higher to use flexibility and commonality, brings the convenience for the shield construction.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of a first lift assembly and a second lift assembly;
FIG. 4 is a schematic view of the carriage and cross rail;
1-steel bracket, 2-horizontal guide rail, 3-sliding seat, 4-synchronous frame, 5-rotating hand wheel, 6-driving shaft, 7-bevel gear I, 8-bevel gear II, 9-bidirectional screw rod, 10-transverse moving seat, 11-supporting plate, 12-welding frame, 13-transmission shaft, 14-operating hand wheel, 15-longitudinal supporting frame, 16-bevel gear III, 17-bevel gear IV, 18-longitudinal screw rod and 19-lifting seat.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 to 4, the steel sleeve lifting support mechanism for shield engineering comprises a steel bracket 1, an adjustable lifting mechanism arranged on the steel bracket 1 and a welding frame 12 arranged at the upper end of the adjustable lifting mechanism and used for welding with the outer wall of a steel sleeve, wherein the steel bracket 1 is built on a shield shaft bottom plate, and the adjustable lifting mechanism comprises a first lifting mechanism arranged at the center line of the steel bracket 1 and second lifting mechanisms symmetrically distributed on two sides of the first lifting mechanism;
the first lifting and lifting mechanism comprises a first synchronous lifting and adjusting assembly and a plurality of first lifting and adjusting assemblies which are distributed side by side and vertically, the first lifting and adjusting assemblies are vertically arranged on the steel bracket 1 and are positioned at the central line position of the steel bracket 1, the first synchronous lifting and adjusting assemblies are horizontally arranged on the steel bracket 1, the power input ends of the first lifting and adjusting assemblies are connected with the power output ends of the first synchronous lifting and adjusting assemblies, and the upper ends of the first lifting and adjusting assemblies are provided with welding frames 12;
each lifting and lifting mechanism II comprises a synchronous frame 4, a synchronous lifting and adjusting assembly II and sliding lifting assemblies which are distributed side by side and vertically, each sliding lifting assembly comprises a sliding seat 3 and a lifting assembly II vertically arranged on the sliding seat 3, two adjacent sliding seats 3 are connected through the synchronous frame 4, the sliding seats 3 are in sliding fit with a horizontal guide rail 2 arranged on a steel bracket 1, the synchronous lifting and adjusting assembly II is horizontally arranged on the synchronous frame 4, the power input end of the lifting assembly II is connected with the power output end of the synchronous lifting and adjusting assembly II, and the upper end of the lifting assembly II is provided with a welding frame 12;
still include horizontal two-way sharp adjustment mechanism, horizontal two-way sharp adjustment mechanism installs on steel bracket 1, and horizontal two-way sharp adjustment mechanism's regulation end with the end that is located the synchronizing rack 4 of tip in the lift lifting mechanism two is connected, and horizontal two-way sharp adjustment mechanism is used for adjusting the span between two lift lifting mechanisms two.
In this embodiment, each of the first lifting assembly and the second lifting assembly comprises a longitudinal support frame 15, a longitudinal lead screw 18 and a lifting seat 19, the longitudinal support frames 15 are respectively installed on the steel bracket 1 and the sliding seat 3, the longitudinal lead screw 18 is vertically and rotatably installed in the longitudinal support frames 15, the lifting seat 19 is installed on the longitudinal lead screw 18 in a threaded manner and is in sliding fit with the longitudinal support frames 15, a supporting plate 11 is installed at the upper end of the lifting seat 19 through the bracket, and the welding frame 12 is installed on the supporting plate 11;
the first synchronous lifting adjusting assembly and the second synchronous lifting adjusting assembly both comprise operating hand wheels 14, transmission shafts 13, bevel gear three 16 and bevel gear four 17, the transmission shafts 13 are horizontally and rotatably installed on the synchronous frame 4 and the steel bracket 1, the operating hand wheels 14 are installed at the end parts of the transmission shafts 13, the bevel gear three 16 corresponds to the bevel gear four 17 one by one, the bevel gear three 16 is meshed with the corresponding bevel gear four 17, the bevel gear three 16 is installed on the transmission shafts 13, and the bevel gear four 17 is installed at the end part of a longitudinal screw 18.
In this embodiment, the lateral bidirectional linear adjustment mechanism includes a synchronous adjustment assembly and a lateral bidirectional linear adjustment assembly;
the synchronous adjusting assembly comprises a driving shaft 6 and a rotating hand wheel 5, the driving shaft 6 is horizontally and rotatably arranged on the steel bracket 1, and the rotating hand wheel 5 is arranged at the end part of the driving shaft 6;
each transverse bidirectional linear adjusting assembly comprises a first bevel gear 7, a second bevel gear 8, bidirectional screw rods 9 and transverse moving seats 10, the bidirectional screw rods 9 are horizontally and rotatably installed on the steel bracket 1 and are perpendicular to the driving shaft 6, the first bevel gears 7 are in one-to-one correspondence with the second bevel gears 8, the first bevel gears 7 are meshed with the corresponding second bevel gears 8, the first bevel gears 7 are installed on the driving shaft 6, the second bevel gears 8 are installed at the end parts of the bidirectional screw rods 9, two transverse moving seats 10 are symmetrically and threadedly installed on each bidirectional screw rod 9, the transverse moving seats 10 are in sliding fit with the steel bracket 1, the transverse moving seats 10 are in one-to-one correspondence with the lifting mechanisms, and the transverse moving seats 10 are connected with the tail ends of the synchronizing frames 4 located at the extreme ends in the corresponding lifting mechanisms II.
In this embodiment, the horizontal guide rail 2 is a cross guide rail, and the sliding base 3 is provided with a cross sliding groove and is in sliding fit with the cross guide rail through the cross sliding groove.
Has the advantages that: when the device is used, the steel bracket 1 is horizontally built on a shield shaft bottom plate, then the device is adjusted according to the horizontal position of a steel sleeve, when the span between two lifting mechanisms II needs to be changed, the rotating hand wheel 5 is started to drive the driving shaft 6 to rotate, the driving shaft 6 drives the bevel gear I7 to rotate, and drives the bidirectional lead screw 9 to rotate through the bevel gear II 8, the bidirectional lead screw 9 drives the two lifting mechanisms II to move towards the directions close to or away from each other through the transverse moving seat 10, so that the span between the two lifting mechanisms II is adjusted, the purpose is to enable the welding frame 12 at the upper end of the lifting mechanism II to be positioned right below the welding point position of the outer wall of the steel sleeve, and flexible adjustment can be carried out according to the positions of the welding points positioned on the two outer sides on the outer wall of the steel sleeve;
when the height of the welding frame 12 needs to be adjusted, the operating hand wheel 14 is started to drive the transmission shaft 13 to rotate, the transmission shaft 13 drives the bevel gear four 17 to rotate through the bevel gear three 16 when rotating, so that the longitudinal screw 18 is driven to rotate, the lifting seat 19 is driven to perform lifting motion in the vertical direction, the lifting seat 19 drives the welding frame 12 at the upper end of the supporting plate 11 to synchronously lift when lifting, when the upper end of the welding frame 12 is in contact with the welding point of the outer wall of the steel sleeve, the welding frame 12 is welded with the outer wall of the steel sleeve by using a welding gun, so that the steel sleeve is lifted, the advantage of the lifting frame is that the longitudinal height of the welding frame 12 can be conveniently adjusted according to the horizontal position of the steel sleeve, the steel bracket 1 does not need to be lifted, and the assembly efficiency is saved;
in addition, in the utility model, the first lifting component is adjusted by the first synchronous lifting adjusting component; the second lifting component is adjusted by the second synchronous lifting adjusting component, and the adjustment between the two is independent, and the purpose of doing so is for carrying out nimble regulation according to the size of steel sleeve for the radian that welding frame 12 of the first upper end of lifting component and the second upper end of lifting component formed improves with the arc phase-match of the outer wall of steel sleeve the utility model discloses a commonality also further improves the utility model discloses a flexibility.
The utility model discloses simple structure when lifting the steel sleeve, both can carry out nimble regulation according to the size of steel sleeve and the position of the welding point on the steel sleeve outer wall, can carry out the regulation of height according to the horizontal position of steel sleeve again, and it is higher to use flexibility and commonality, brings the convenience for the shield construction.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A supporting mechanism for lifting a steel sleeve for shield engineering is characterized by comprising a steel bracket (1), an adjustable lifting mechanism arranged on the steel bracket (1) and a welding frame (12) arranged at the upper end of the adjustable lifting mechanism and used for welding with the outer wall of the steel sleeve, wherein the steel bracket (1) is built on a shield well bottom plate, and the adjustable lifting mechanism comprises a first lifting mechanism arranged at the center line position of the steel bracket (1) and second lifting mechanisms symmetrically distributed on two sides of the first lifting mechanism;
the first lifting and lifting mechanism comprises a first synchronous lifting and adjusting assembly and a plurality of first lifting and adjusting assemblies which are distributed side by side and vertically, the first lifting and adjusting assemblies are vertically arranged on the steel bracket (1) and are positioned at the central line position of the steel bracket (1), the first synchronous lifting and adjusting assemblies are horizontally arranged on the steel bracket (1), the power input end of the first lifting and adjusting assemblies is connected with the power output end of the first synchronous lifting and adjusting assemblies, and the upper end of the first lifting and adjusting assemblies is provided with a welding frame (12);
each two lifting mechanisms comprises a synchronous frame (4), a synchronous lifting adjusting assembly II and sliding lifting assemblies which are distributed side by side and vertically, each sliding lifting assembly comprises a sliding seat (3) and a lifting assembly II vertically arranged on the sliding seat (3), two adjacent sliding seats (3) are connected through the synchronous frame (4), the sliding seats (3) are in sliding fit with a horizontal guide rail (2) arranged on a steel bracket (1), the synchronous lifting adjusting assembly II is horizontally arranged on the synchronous frame (4), the power input end of the lifting assembly II is connected with the power output end of the synchronous lifting adjusting assembly II, and the upper end of the lifting assembly II is provided with a welding frame (12);
still include horizontal two-way sharp adjustment mechanism, horizontal two-way sharp adjustment mechanism installs on steel bracket (1), and horizontal two-way sharp adjustment mechanism's regulation end with the end that is located the synchronizing rack (4) of tip in the lift lifting mechanism two is connected, and horizontal two-way sharp adjustment mechanism is used for adjusting the span between two lift lifting mechanisms two.
2. The steel sleeve lifting support mechanism for the shield engineering according to claim 1, wherein the first lifting assembly and the second lifting assembly each comprise a longitudinal support frame (15), a longitudinal lead screw (18) and a lifting seat (19), the longitudinal support frames (15) are respectively mounted on the steel bracket (1) and the sliding seat (3), the longitudinal lead screw (18) is vertically and rotatably mounted in the longitudinal support frames (15), the lifting seat (19) is threadedly mounted on the longitudinal lead screw (18) and is in sliding fit with the longitudinal support frames (15), the upper end of the lifting seat (19) is mounted with the supporting plate (11) through the bracket, and the welding frame (12) is mounted on the supporting plate (11);
the first synchronous lifting adjusting assembly and the second synchronous lifting adjusting assembly respectively comprise an operating hand wheel (14), a transmission shaft (13), a third bevel gear (16) and a fourth bevel gear (17), the transmission shaft (13) is horizontally and rotatably installed on the synchronous frame (4) and the steel bracket (1), the operating hand wheel (14) is installed at the end part of the transmission shaft (13), the third bevel gear (16) corresponds to the fourth bevel gear (17) one by one, the third bevel gear (16) is meshed with the corresponding fourth bevel gear (17), the third bevel gear (16) is installed on the transmission shaft (13), and the fourth bevel gear (17) is installed at the end part of the longitudinal screw (18).
3. The steel sleeve lifting support mechanism for the shield engineering according to claim 1, wherein the transverse bidirectional linear adjustment mechanism comprises a synchronous adjustment assembly and a transverse bidirectional linear adjustment assembly;
the synchronous adjusting assembly comprises a driving shaft (6) and a rotating hand wheel (5), the driving shaft (6) is horizontally and rotatably installed on the steel bracket (1), and the rotating hand wheel is installed at the end part of the driving shaft (6);
each transverse bidirectional linear adjusting assembly comprises a bevel gear I (7), a bevel gear II (8), a bidirectional screw rod (9) and a transverse moving seat (10), the bidirectional screw rod (9) is horizontally and rotatably arranged on the steel bracket (1), and is vertical to the driving shaft (6), the bevel gears I (7) and the bevel gears II (8) are in one-to-one correspondence, and the bevel gear I (7) is meshed with the corresponding bevel gear II (8), the bevel gear I (7) is arranged on the driving shaft (6), the bevel gear II (8) is arranged at the end part of the bidirectional screw rod (9), two transverse moving seats (10) are symmetrically and threadedly arranged on each bidirectional screw rod (9), and the transverse moving seat (10) is in sliding fit with the steel bracket (1), the transverse moving seat corresponds to the second lifting mechanism one by one, and the transverse moving seat (10) is connected with the tail end of the synchronous frame (4) which is positioned at the most end part in the corresponding second lifting mechanism.
4. The steel sleeve lifting support mechanism for the shield engineering according to claim 1, wherein the horizontal guide rail (2) is a cross guide rail, and the sliding base (3) is provided with a cross sliding groove and is in sliding fit with the cross guide rail through the cross sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120250086.9U CN214653350U (en) | 2021-01-29 | 2021-01-29 | Steel sleeve lifting support mechanism for shield engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120250086.9U CN214653350U (en) | 2021-01-29 | 2021-01-29 | Steel sleeve lifting support mechanism for shield engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214653350U true CN214653350U (en) | 2021-11-09 |
Family
ID=78520365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120250086.9U Active CN214653350U (en) | 2021-01-29 | 2021-01-29 | Steel sleeve lifting support mechanism for shield engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214653350U (en) |
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2021
- 2021-01-29 CN CN202120250086.9U patent/CN214653350U/en active Active
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