CN214883038U

CN214883038U - Rotating structure for bridge girder erection machine

Info

Publication number: CN214883038U
Application number: CN202121655563.6U
Authority: CN
Inventors: 杜佐表; 杜声斌; 黄光者; 赵建华; 张晓晔; 苏广; 郑秀娟
Original assignee: Anhui China Metallurgical Heavy Machinery Co ltd
Current assignee: Anhui China Metallurgical Heavy Machinery Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-11-26
Anticipated expiration: 2031-07-21

Abstract

The utility model provides a rotating-structure for bridging machine, including bridging machine body, connecting rotating device can be dismantled to bridging machine body bottom, rotating device is including supporting the base, it has the drive spout to support the base bottom to open, the inside first lead screw that is equipped with of drive spout, first lead screw accordant connection supports the rotation portion, it has first spout to support the base both sides to open, first spout accordant connection removal portion for the bridging machine that exists at present turns around with high costs, long technical problem consuming time.

Description

Rotating structure for bridge girder erection machine

Technical Field

The utility model mainly relates to a bridge girder erection machine technical field, concretely relates to a rotating-structure for bridge girder erection machine.

Background

The bridge girder erection machine is equipment for placing prefabricated beam pieces on a prefabricated bridge pier. Bridge girder erection machines belong to the crane category, as their main function is to lift the beam piece up and then transport it into position and put it down.

Because of the large number of structures and heavy parts of the bridge girder erection machine, the parts are generally transported to a place where the operation is needed to be performed and assembled in a storage place.

During the operation of the specific embodiment, the inventor finds the following defects:

because the enlargement of china's capital construction scale, the bridge overhead of construction etc. is more and more complicated, current bridging machine is because the characteristics of its structure can't turn around, it is many to meet the position, when the crossing place of line position, can only adopt comparatively original mode, assemble again after disassembling, it is long consuming time, perhaps turn around in the huge circular square of the place construction of turning around, because huge circular big square is very few, need pour circular square oneself construction telephone cost height, the cycle length, the later stage still needs to demolish circular square, it is very troublesome.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model provides a rotating-structure for frame bridge crane for solve the current frame bridge crane turn around that exists among the above-mentioned background art with high costs, long technical problem consuming time.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does: the utility model provides a rotating-structure for bridging machine, includes bridging machine body, connecting rotating device can be dismantled to bridging machine body bottom, rotating device is including supporting the base, it has the drive spout to support the base bottom to open, the inside first lead screw that is equipped with of drive spout, first lead screw accordant connection supports the rotation portion, it has first spout to support the base both sides to open, first spout accordant connection removal portion.

Furthermore, the supporting base comprises a supporting plate, a buffer layer is arranged at the top of the supporting plate, and two groups of movable clamping parts are symmetrically arranged on two sides of the supporting plate;

the movable clamping part comprises a square block, the side face of the square block is fixedly connected with the supporting plate, a second sliding groove is formed in the middle of the top face of the square block, limiting rails are symmetrically arranged on two sides inside the second sliding groove and are connected with a clamping block in a sliding mode, and the middle of the clamping block is connected with a driving screw rod in a matching mode;

the bottom of the supporting plate is provided with a trapezoidal block, and the two sides of the trapezoidal block are provided with the first sliding grooves.

Furthermore, the supporting and rotating part comprises a movable base, the middle of the top surface of the movable base is detachably connected with a hydraulic lifting rod, a movable block is arranged at the top of the hydraulic lifting rod, threaded holes are formed in two sides of the movable block, and the threaded holes are connected with the first lead screw in a matching mode.

Further, the removal portion includes lift portion, the lift portion side is equipped with the portion of driving, be equipped with drive arrangement in the portion of driving, the portion of driving with the lift portion bottom surface can be dismantled and connect the rolling disc, the rolling disc bottom is equipped with the removal wheel, the connection sliding part can be dismantled at the lift portion top.

Further, the lift portion includes the lift cabin, lift cabin bottom is equipped with horizontal axis of rotation, horizontal axis of rotation one side is passed lift cabin accordant connection drive arrangement, horizontal axis of rotation opposite side sliding connection the lift cabin inner wall, the symmetry is equipped with first bevel gear in the horizontal axis of rotation, first bevel gear accordant connection second bevel gear, second bevel gear top surface middle part fixed connection threaded rod, the threaded rod middle part is equipped with the screens circle piece, screens circle piece accordant connection L shape supporting shoe, L shape supporting shoe is located lift cabin bottom both sides, upper portion threaded rod accordant connection elevator ring, the connection lifter plate can be dismantled to the lifter ring side, the spacing subassembly of lifter plate both sides sliding connection, the connection sliding part can be dismantled at the lifter plate top.

Further, the sliding part comprises a moving plate, a supporting pulley assembly is arranged in the middle of the top of the moving plate, L-shaped sliding plates are arranged on two sides of the supporting pulley assembly and are in sliding connection with the first sliding grooves.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model relates to a rationally, it is fixed with the bridging machine body to utilize the support base, and the removal portion cooperation of bottom both sides supports rotation portion and promotes the bridging machine body, can rotate the bridging machine in limited within range, has reduced the time of disassembling the equipment, has improved rotation efficiency.

Drawings

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

FIG. 2 is a schematic view of the supporting base structure of the present invention;

FIG. 3 is a schematic view of the structure of the supporting and rotating part of the present invention;

fig. 4 is a schematic structural view of the moving part of the present invention;

fig. 5 is a schematic view of the sliding part structure of the present invention.

Reference numerals

1. A bridge girder erection machine body; 2. a support base; 201. a support plate; 202. moving the clamp part; 203. a trapezoidal block; 2021. a square block; 2022. a second chute; 2023. a bit block; 2024. driving the screw rod; 3. a support rotating part; 301. a movable base; 302. a hydraulic lifting rod; 303. a moving block; 304. a threaded hole; 4. a first chute; 5. a moving part; 501. a lifting part; 5011. a lift cabin; 5012. a transverse rotating shaft; 5013. a first bevel gear; 5014. a second bevel gear; 5015. a threaded rod; 5016. a clamping round block; 5017. an L-shaped support block; 5018. a lifting ring; 5019. a lifting plate; 502. a driving section; 503. a drive device; 504. rotating the disc; 505. a moving wheel; 506. a sliding part; 5061. moving the plate; 5062. supporting the sheave assembly; 5063. an L-shaped sliding plate.

Detailed Description

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but which are provided so as to render the disclosure of the invention more thorough and complete.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," "provided," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to the attached drawings 1-5, the rotating structure for the bridge girder erection machine comprises a bridge girder erection machine body 1, a rotating device is detachably connected to the bottom of the bridge girder erection machine body 1, the rotating device comprises a supporting base 2, a driving sliding groove is formed in the bottom of the supporting base 2, a first screw rod is arranged inside the driving sliding groove, the first screw rod is connected with a supporting rotating portion 3 in a matched mode, first sliding grooves 4 are formed in two sides of the supporting base 2, and the first sliding grooves 4 are connected with a moving portion 5 in a matched mode.

The supporting base 2 comprises a supporting plate 201, a buffer layer is arranged at the top of the supporting plate 201, and two groups of movable clamping parts 202 are symmetrically arranged on two sides of the supporting plate 201; the supporting plate 201 is contacted with the bridge girder erection machine body 1 at the top, the buffer layer can reduce the impact force when the bridge girder erection machine body 1 is contacted with the supporting plate 201,

the movable clamping part 202 comprises a square block 2021, the side surface of the square block 2021 is fixedly connected with the supporting plate 201, the middle part of the top surface of the square block 2021 is provided with a second sliding groove 2022, two sides inside the second sliding groove 2022 are symmetrically provided with a limiting rail, the limiting rail is in sliding connection with a clamping block 2023, and the middle part of the clamping block 2023 is in matching connection with a driving screw rod 2024; the movable clamping part 202 can clamp the bridge girder erection machine body 1 so as to drive the bridge girder erection machine body 1 to rotate, when in use, the supporting plate 201 is moved to the bottom of the bridge girder erection machine body 1, the bridge girder erection machine body 1 is clamped at two sides through the clamping plates for clamping,

the bottom of the supporting plate 201 is provided with a trapezoidal block 203, and two sides of the trapezoidal block 203 are provided with first sliding grooves 4.

Support rotation portion 3 including portable base 301, portable base 301 top surface middle part can be dismantled and connect hydraulic lifting rod 302, hydraulic lifting rod 302 top is equipped with movable block 303, threaded hole 304 is opened to movable block 303 both sides, the first lead screw of threaded hole 304 accordant connection, support rotation portion 3 can provide ascending lift to bridging machine body 1, move portion 5 in the cooperation and rotate the body, look for the equilibrium point in bridging machine body 1 bottom through first lead screw during the use, then the support base 2 at the top that hydraulic lifting rod 302 is right rises, thereby erect bridging machine body 1.

The moving part 5 comprises a lifting part 501, a driving part 502 is arranged on the side surface of the lifting part 501, a driving device 503 is arranged in the driving part 502, the driving part 502 is detachably connected with the bottom surface of the lifting part 501, a moving wheel 505 is arranged at the bottom of the rotating wheel 504, a sliding part 506 is detachably connected with the top of the lifting part 501, the moving part 5 is arranged on two sides of the supporting rotating part 3, the hydraulic lifting rod 302 is matched to lift the bridge girder erection machine body 1 at the top, the moving wheel 505 is used for steering, the rotating wheel 504 at the bottom can rotate by 360 degrees, and therefore the moving part 5 can move in four directions.

The bottom surface of the lifting part 501 can also be provided with two sets of lifting and moving devices, a set of tires ascends in a straight line, two sets of tires descend and move, and when a ninety-degree turn is needed, a set of tires descend and two sets of tires ascend and move.

The lifting part 501 comprises a lifting cabin 5011, a transverse rotating shaft 5012 is arranged at the bottom of the lifting cabin 5011, one side of the transverse rotating shaft 5012 penetrates through the lifting cabin 5011 to be matched and connected with a driving device 503, the other side of the transverse rotating shaft 5012 is slidably connected with the inner wall of the lifting cabin 5011, first bevel gears 5013 are symmetrically arranged on the transverse rotating shaft 5012, the first bevel gears 5013 are matched and connected with second bevel gears 5014, the middle part of the top surface of the second bevel gears 5014 is fixedly connected with a threaded rod 5015, the middle part of the threaded rod 5015 is provided with a clamping round block 5016, the clamping round 5016 is matched and connected with an L-shaped supporting block 5017, the L-shaped supporting blocks 5017 are arranged at two sides of the bottom of the lifting cabin 5011, the upper part of the threaded rod 5015 is matched and connected with a lifting ring 5018, the side surface of the lifting ring 5018 is detachably connected with a lifting plate 5019, two sides of the lifting plate 5019 are slidably connected with limiting assemblies, the top part 506 is detachably connected with the top of the lifting plate 5019, the lifting part 501 can push the top of the sliding part 506 upwards and can move in all directions, when the lifting device is used, the driving device 503 drives the transverse rotating shaft 5012 to rotate, the transverse rotating shaft 5012 drives the second bevel gear 5014 to rotate, the second bevel gear 5014 drives the threaded rod 5015 to rotate on the L new supporting block, so that the lifting ring 5018 moves up and down, and the movement of the lifting ring 5018 drives the lifting plate 5019 to move up and down on the limiting assemblies on two sides, so that the sliding part 506 on the top is lifted and lowered.

The sliding part 506 comprises a moving plate 5061, a supporting pulley component 5062 is arranged in the middle of the top of the moving plate 5061, L-shaped sliding plates 5063 are arranged on two sides of the supporting pulley component 5062, the L-shaped sliding plates 5063 are connected with the first sliding groove 4 in a sliding mode, the sliding part 506 is connected with the supporting base 2 at the top, the supporting pulley component and the L-shaped sliding plates 5063 support the supporting base 2 at the top, and the sliding part 506 can drive the whole moving part 5 to slide left and right on the supporting base 2, so that the optimal stress point is found.

To sum up, the utility model relates to a rationally, lay less circular slide earlier around the bridge crane body that needs turned to during the use, it is bottom to bridge crane body middle part with supporting rotation portion to use the removal portion to drive to support the base, it cliies bridge crane body middle part to make to support the base, then hydraulic lifting rod and lift cabin will bridge crane body jack-up, in-process removal portion can make its keep balance supporting base shift position, then the drive division drives the removal portion and is enclosing the support rotation portion and be circular motion to realize the rotation of bridge crane body.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a rotating-structure for bridging machine, includes bridging machine body (1), connecting rotating device, its characterized in that can be dismantled to bridging machine body (1) bottom: the rotating device comprises a supporting base (2), a driving sliding groove is formed in the bottom of the supporting base (2), a first screw rod is arranged inside the driving sliding groove, the first screw rod is connected with a supporting rotating portion (3) in a matched mode, first sliding grooves (4) are formed in two sides of the supporting base (2), and the first sliding grooves (4) are connected with a moving portion (5) in a matched mode.

2. A rotary structure for a bridge girder erection machine according to claim 1, wherein: the supporting base (2) comprises a supporting plate (201), a buffer layer is arranged at the top of the supporting plate (201), and two groups of movable clamping parts (202) are symmetrically arranged on two sides of the supporting plate (201);

the movable clamping part (202) comprises a square block (2021), the side face of the square block (2021) is fixedly connected with the supporting plate (201), the middle of the top face of the square block (2021) is provided with a second sliding groove (2022), two sides inside the second sliding groove (2022) are symmetrically provided with limiting rails, the limiting rails are slidably connected with a clamping block (2023), and the middle of the clamping block (2023) is connected with a driving screw rod (2024) in a matching manner; the bottom of the supporting plate (201) is provided with a trapezoidal block (203), and the two sides of the trapezoidal block (203) are provided with the first sliding grooves (4).

3. A rotary structure for a bridge girder erection machine according to claim 1, wherein: the supporting and rotating part (3) comprises a movable base (301), the middle of the top surface of the movable base (301) is detachably connected with a hydraulic lifting rod (302), a moving block (303) is arranged at the top of the hydraulic lifting rod (302), threaded holes (304) are formed in two sides of the moving block (303), and the threaded holes (304) are connected with the first lead screw in a matching mode.

4. A rotary structure for a bridge girder erection machine according to claim 1, wherein: remove portion (5) including lift portion (501), lift portion (501) side is equipped with drive portion (502), be equipped with drive arrangement (503) in drive portion (502), drive portion (502) with lift portion (501) bottom surface can be dismantled and connect rolling disc (504), rolling disc (504) bottom is equipped with and removes wheel (505), connection sliding part (506) can be dismantled to lift portion (501) top.

5. A rotary structure for a bridge girder erection machine according to claim 4, wherein: the lifting part (501) comprises a lifting cabin (5011), the bottom of the lifting cabin (5011) is provided with a transverse rotating shaft (5012), one side of the transverse rotating shaft (5012) penetrates through the lifting cabin (5011) in matching connection with the driving device (503), the other side of the transverse rotating shaft (5012) is in sliding connection with the inner wall of the lifting cabin (5011), the transverse rotating shaft (5012) is symmetrically provided with a first bevel gear (5013), the first bevel gear (5013) is in matching connection with a second bevel gear (5014), the middle part of the top surface of the second bevel gear (5014) is fixedly connected with a threaded rod (5015), the middle part of the threaded rod (5015) is provided with a clamping round block (5016), the clamping round block (5016) is in matching connection with an L-shaped supporting block (5017), the L-shaped supporting block (5017) is arranged on two sides of the bottom of the lifting cabin (5011), and the upper part of the threaded rod (5015) is in matching connection with a lifting ring (5018), the side face of the lifting ring (5018) is detachably connected with a lifting plate (5019), the two sides of the lifting plate (5019) are slidably connected with limiting components, and the top of the lifting plate (5019) is detachably connected with a sliding part (506).

6. A rotary structure for a bridge girder erection machine according to claim 4, wherein: sliding part (506) is including moving plate (5061), moving plate (5061) top middle part is equipped with supporting pulley assembly (5062), supporting pulley assembly (5062) both sides are equipped with L shape slide board (5063), L shape slide board (5063) sliding connection first spout (4).