CN217440102U

CN217440102U - Supporting structure for mounting steel sleeve of air shaft

Info

Publication number: CN217440102U
Application number: CN202221643354.4U
Authority: CN
Inventors: 华照毅; 魏衍睿; 吴严; 王一卓; 张海涛; 冀红菲; 李振; 郭立峰
Original assignee: Second Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Current assignee: Second Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-09-16
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses an air shaft steel sleeve installation bearing structure, including base and stopper, the inside sliding connection of base has the lifter plate, the inside of base is provided with elevating system, the lower fixed surface of lifter plate is connected with toper ground stake, the inside rotation of toper ground stake is connected with the second pivot, the outside fixedly connected with third gear of second pivot, the inside sliding connection of toper ground stake has the rack, the beneficial effects of the utility model are that: through the telescopic machanism who sets up, utilize the two-way lead screw of first motor control to rotate, drive first slider through connecting the group pole and slide in the inboard of first spout, realized the removal of lifter plate to prick into ground with toper ground stake, and through the third motor that sets up, control first pivot and rotate, can drive the third gear rotation in second pivot and the outside, make spacing awl stab into ground from the side, improved the stability of device.

Description

Supporting structure for mounting steel sleeve of air shaft

Technical Field

The utility model relates to a construction technical field especially relates to an air shaft steel sleeve installation bearing structure.

Background

At present, when shield structure construction operation, need connect the position at shield structure well portal headwall with the steel sleeve, carry out welding operation after the installation need support the steel sleeve usually for the steel sleeve is connected the face with the portal and is connected more stably. But current installation bearing structure's stability is relatively poor, produces the displacement easily among the support process to lead to welding quality to reduce, and not good to the fixed effect of steel sleeve, take place to drop easily, and have certain limitation, be difficult to be applicable to not unidimensional steel sleeve, therefore we have provided an air shaft steel sleeve installation bearing structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air shaft steel sleeve installation bearing structure can provide stable high, fixed effectual bearing structure to the installation of air shaft steel sleeve, and uses not unidimensional copper sleeve to improve the operating efficiency greatly.

The utility model adopts the technical proposal that:

a mounting and supporting structure for a steel sleeve of an air shaft comprises a base and a limiting block, wherein a lifting mechanism is arranged inside the base, a bottom plate of the base is connected with a conical ground pile in a sliding manner inside the base through the lifting mechanism, the lower surface of the bottom plate is fixedly connected with the conical ground pile, a second rotating shaft is rotatably connected inside the conical ground pile, a third gear is fixedly connected outside the second rotating shaft, a rack is connected inside the conical ground pile in a sliding manner, one end, extending out of the conical ground pile, of the rack is fixedly connected with a limiting cone, the third gear is meshed with the rack and connected with the rack, the second rotating shaft is vertically arranged, the upper end of the second rotating shaft is positioned inside the bottom plate and fixedly provided with a second bevel gear in the horizontal direction, a third motor is fixedly arranged inside the bottom plate, the output end of the third motor is fixedly connected with a first rotating shaft, and the outer side of the first rotating shaft is fixedly connected with a first bevel gear, the first bevel gear is in meshed connection with the second bevel gear.

The lifting mechanism comprises a first motor and a second sliding chute, the second sliding chute is horizontally arranged on the inner wall of the upper cover of the base, the inner side of the second sliding chute is connected with a second sliding block in a sliding manner, the output end of the first motor is fixedly connected with a bidirectional screw rod, the bidirectional screw rod is in threaded connection with the second sliding block, the upper surface of the bottom plate is provided with a first sliding chute, and the inner side of the first sliding chute is connected with a first sliding block in a sliding manner; the connecting rod is further included, and two ends of the connecting rod are respectively connected with one side of the first sliding block and one side of the second sliding block in a rotating mode.

The upper surface of the base is fixedly connected with a supporting seat, and the upper surface of the supporting seat is provided with a concave part matched with the steel sleeve body and used for fixing the steel sleeve body.

The steel sleeve further comprises a limiting block and a second lead screw, wherein the limiting block and the second lead screw are further fixed, two ends of the limiting block are in threaded connection with the second lead screw, and the upper end of the steel sleeve body is limited through the second lead screw.

The device also comprises a second motor and a transmission device, wherein the second motor is fixedly arranged on one side of the supporting seat; the transmission device comprises a worm wheel and a worm, the bottom of the second screw rod is fixedly connected with an inner worm wheel positioned on the supporting seat, the output end of the second motor is fixedly connected with the worm, and the worm is meshed with the worm wheel.

The telescopic device is characterized by further comprising an arc-shaped plate and a telescopic spring, wherein the arc-shaped plate and the limiting block are arranged in parallel, and the telescopic spring is fixed between the arc-shaped plate and the limiting block.

The telescopic springs are multiple and are uniformly arranged mutually.

The conical ground piles are multiple and are fixed through the second rotating shaft, the corresponding first conical gear and the corresponding second conical gear in a transmission mode.

The utility model discloses a telescopic machanism who sets up, utilize the two-way lead screw of first motor control to rotate, drive first slider at the inboard slip of first spout through connecting the group pole, the removal of bottom plate has been realized, thereby prick toper ground stake into ground, and through the third motor that sets up, control first pivot and rotate, can drive the third gear rotation in second pivot and the outside, make spacing awl prick into ground from the side, the stability of device is improved, prevent to produce the displacement in the support process, the welding quality of steel sleeve body has been improved. Further through the second motor that sets up, the control worm rotates, can drive the second lead screw and rotate to realized the removal of stopper, the arc receives expanding spring's elasticity and carries out spacing fixed to the steel sleeve body this moment, has improved the fixed effect to the steel sleeve body, and can be applicable to not unidimensional steel sleeve body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side partial cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a first motor; 3. a supporting seat; 4. a steel sleeve body; 5. a first slider; 6. a first chute; 7. connecting the combined rods; 8. a second chute; 9. a bidirectional screw rod; 10. a second slider; 11. a base plate; 12. a second lead screw; 13. a limiting block; 14. a tension spring; 16. an arc-shaped plate; 17. a second motor; 18. a worm; 19. a worm gear; 20. conical ground piles; 21. a third motor; 22. a first rotating shaft; 23. a first bevel gear; 24. a second bevel gear; 25. a second rotating shaft; 26. a third gear; 27. a rack; 28. and (5) a limiting cone.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

As shown in figures 1, 2 and 3, the utility model comprises a base 1 and a limiting block 13, a bottom plate 11 is connected inside the base 1 in a sliding way, a lifting mechanism is arranged inside the base 1, the lifting mechanism comprises a first motor 2 and a second chute 8, the inner side of the second chute 8 is connected with a second slide block 10 in a sliding way, the output end of the first motor 2 is fixedly connected with a bidirectional screw rod 9, the bidirectional screw rod 9 is in threaded connection with the second slide block 10, one side of the second slide block 10 is rotatably connected with a connecting group rod 7, the connecting group rod 7 comprises two connecting rods which are mutually rotatably connected and can do stretching or telescopic motion around a connecting point, a first chute 6 is arranged on the upper surface of the bottom plate 11, a first slide block 5 is connected inside the first chute 6 in a sliding way, the first slide block 5 is rotatably connected with the connecting group rod 7, a conical ground pile 20 is fixedly connected on the lower surface of the bottom plate 11, a second rotating shaft 25 is connected inside the conical ground pile 20 in a rotating way, a third gear 26 is fixedly connected to the outer side of the second rotating shaft 25, a rack 27 is slidably connected to the inner portion of the tapered pile 20, a limiting cone 28 is fixedly connected to one end of the rack 27, the third gear 26 is engaged with the rack 27, a second bevel gear 24 is fixedly connected to one end of the second rotating shaft 25 and positioned in the bottom plate 11, a third motor 21 is fixedly installed in the bottom plate 11, a first rotating shaft 22 is fixedly connected to the output end of the third motor 21, a first bevel gear 23 is fixedly connected to the outer side of the first rotating shaft 22, the first bevel gear 23 is engaged with the second bevel gear 24, the first motor 2 is used for controlling the bidirectional screw 9 to rotate through the arranged telescopic mechanism, the connecting rod 7 is used for driving the first sliding block 5 to slide on the inner side of the first sliding groove 6, the movement of the bottom plate 11 is realized, so that the tapered pile 20 is pricked into the ground, and through the arranged third motor 21, the first rotating shaft 22 is controlled to rotate, the second rotating shaft 25 and the third gear 26 on the outer side can be driven to rotate, the limiting cone 28 penetrates into the ground after extending out of the side face, the stability of the device is improved, the displacement generated in the supporting process is prevented, and the welding quality of the steel sleeve body 4 is improved. In practical use, there are a plurality of conical ground piles 20, and the plurality of conical ground piles 20 can be driven by a third motor and a conical gear; and the limiting cones 28 in each conical ground pile 20 are also multiple, the multiple limiting cones 28 are matched with corresponding driving racks to be driven to extend out and retract through the same first rotating shaft 22, and the overall consistency and stability of the device are improved

Example two:

the upper surface of the base 1 is fixedly connected with a supporting seat 3, the upper surface of the supporting seat 3 is provided with a steel sleeve body 4, the inside of the supporting seat 3 is rotatably connected with a second lead screw 12, the outer side of the second lead screw 12 is fixedly connected with a worm wheel 19 positioned in the supporting seat 3, one side of the supporting seat 3 is fixedly provided with a second motor 17, the output end of the second motor 17 is fixedly connected with a worm 18, the worm 18 is meshed with the worm wheel 19, the second lead screw 12 is in threaded connection with a limiting block 13, the inner side of the limiting block 13 is fixedly connected with a plurality of extension springs 14, one ends of the plurality of extension springs 14 are fixedly connected with an arc-shaped plate 16, the worm 18 is controlled to rotate through the arranged second motor 17, the second lead screw 12 can be driven to rotate, so that the limiting block 13 is moved, at the moment, the arc-shaped plate 16 is limited and fixed on the steel sleeve body 4 by the elasticity of the extension springs 14, the fixing effect on the steel sleeve body 4 is improved, and the steel sleeve body 4 with different sizes can be suitable for.

In conclusion, when the supporting structure for installing the steel sleeve of the air shaft is used, firstly, the steel sleeve body 4 is placed on the surface of the supporting seat 3, then the second motor 17 is started, the worm 18 is controlled to rotate, the second screw rod 12 can be driven to rotate under the meshing connection effect of the worm 18 and the worm wheel 19, so that the movement of the limiting block 13 is realized, at the moment, the arc plate 16 is limited and fixed on the steel sleeve body 4 under the elastic force of the expansion spring 14, then, the external crane is used for moving one end of the steel sleeve body 4 to the steel ring connection surface of the opening, then, the expansion mechanism is started, the bidirectional screw rod 9 is controlled to rotate by the first motor 2, the first sliding block 5 is driven to slide on the inner side of the first sliding groove 6 through the connecting rod set 7, so that the bottom plate 11 is moved, the conical ground pile 20 is pricked into the ground, finally, the third motor 21 is started, so that the first rotating shaft 22 is controlled to rotate, under the meshing connection action of the first bevel gear 23 and the second bevel gear 24, the second rotating shaft 25 and the third gear 26 on the outer side can be driven to rotate, and then the limiting cone 28 is stabbed into the ground from the side surface by utilizing the mutual matching of the third gear 26 and the rack 27, and finally, the welding operation is carried out.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the application of the principles of the technology. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the specific embodiments described herein, and may include more effective embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The utility model provides a wind-shaft steel sleeve installation bearing structure which characterized in that: comprises a base and a limiting block, wherein a lifting mechanism is arranged inside the base, a bottom plate of the base is connected inside the base in a sliding way through the lifting mechanism, the lower surface of the bottom plate is fixedly connected with a conical ground pile, the interior of the conical ground pile is rotatably connected with a second rotating shaft, a third gear is fixedly connected with the outer side of the second rotating shaft, a rack is connected with the inner part of the conical ground pile in a sliding way, one end of the rack extending out of the conical ground pile is fixedly connected with a limiting cone, the third gear is meshed with the rack and is connected with the second rotating shaft vertically, the upper end of the upper end is positioned in the bottom plate, a second bevel gear in the horizontal direction is fixedly arranged in the bottom plate, a third motor is fixedly arranged in the bottom plate, the output end of the third motor is fixedly connected with a first rotating shaft, the outer side of the first rotating shaft is fixedly connected with a first bevel gear, and the first bevel gear is meshed with a second bevel gear.

2. The air shaft steel sleeve mounting support structure of claim 1, wherein: the lifting mechanism comprises a first motor and a second sliding chute, the second sliding chute is horizontally arranged on the inner wall of the upper cover of the base, the inner side of the second sliding chute is connected with a second sliding block in a sliding manner, the output end of the first motor is fixedly connected with a bidirectional screw rod, the bidirectional screw rod is in threaded connection with the second sliding block, the upper surface of the bottom plate is provided with a first sliding chute, and the inner side of the first sliding chute is connected with a first sliding block in a sliding manner; the connecting rod is further included, and two ends of the connecting rod are respectively connected with one side of the first sliding block and one side of the second sliding block in a rotating mode.

3. The air shaft steel sleeve mounting support structure according to claim 2, wherein: the upper surface of the base is fixedly connected with a supporting seat, and the upper surface of the supporting seat is provided with a concave part matched with the steel sleeve body and used for fixing the steel sleeve body.

4. The air shaft steel sleeve mounting support structure of claim 1, wherein: the steel sleeve further comprises a limiting block and a second lead screw, wherein the limiting block and the second lead screw are further fixed, two ends of the limiting block are in threaded connection with the second lead screw, and the upper end of the steel sleeve body is limited through the second lead screw.

5. The air shaft steel sleeve mounting support structure of claim 4, wherein: the device also comprises a second motor and a transmission device, wherein the second motor is fixedly arranged on one side of the supporting seat; the transmission device comprises a worm wheel and a worm, the bottom of the second screw rod is fixedly connected with an inner worm wheel positioned on the supporting seat, the output end of the second motor is fixedly connected with the worm, and the worm is meshed with the worm wheel.

6. The air shaft steel sleeve mounting support structure of claim 5, wherein: the telescopic spring is fixed between the arc plate and the limiting block.

7. The air shaft steel sleeve mounting support structure of claim 6, wherein: the telescopic springs are multiple and are uniformly arranged mutually.

8. A wind well steel casing mounting support structure according to any one of claims 1 to 7, wherein: the conical ground piles are multiple and are fixed through the second rotating shaft, the corresponding first conical gear and the corresponding second conical gear in a transmission mode.