CN216997369U - Beam lifting machine - Google Patents
Beam lifting machine Download PDFInfo
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- CN216997369U CN216997369U CN202220268595.9U CN202220268595U CN216997369U CN 216997369 U CN216997369 U CN 216997369U CN 202220268595 U CN202220268595 U CN 202220268595U CN 216997369 U CN216997369 U CN 216997369U
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- screw rod
- suspension arm
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- screw
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Abstract
The application relates to a beam lifting machine, which relates to the field of bridge construction and comprises a machine body; the davit hangs in on the organism, the davit is in go up and down on the organism, it has a plurality of through-holes to open on the davit, the axis direction of through-hole with the direction of lift of davit is unanimous, every all wear to be equipped with a screw rod in the through-hole, every all be equipped with fixation nut on the screw rod, fixation nut is used for spacing the screw rod, the through-hole inner wall with there is a free gap between the screw rod, every all be provided with a plurality of electro-magnets around the screw rod, be equipped with the camera on the davit, the camera is used for surveing the alignment condition of screw rod and beam hole. This application has the effect of using manpower sparingly.
Description
Technical Field
The application relates to the field of bridge construction, in particular to a beam lifting machine.
Background
The girder crane is mainly used for lifting the precast girder to a girder storage platform from a girder manufacturing platform, lifting the precast girder to a girder transporting vehicle from the girder storage platform after the maintenance of the precast girder is finished, and the precast girder is used as hoisting equipment, is also used for completing the assembly and disassembly of a bridge girder erection machine, and can also be used for erecting an overbridge with a low pier body.
Referring to fig. 1, in the related art, a plurality of beam holes 011 are formed in a precast beam 01, a screw rod penetrates through a boom of a beam lifter, when the beam lifter moves above the precast beam 01, the boom of the beam lifter is lowered through a winch, the screw rod needs to penetrate through the beam holes 011, and then the precast beam 01 is lifted through fixing of a lock nut and a gasket; however, in actual operation, some positional deviation exists between the screw and the beam hole 011, the screw is aligned with the beam hole 011 manually, and the screw is inserted into the beam hole 011 after the screw is aligned with the beam hole 011.
In view of the above-mentioned related art, the inventor believes that manual alignment needs a worker to climb up a precast beam, then swing a screw with force, and manually adjust the position of the screw to complete alignment, so that the operation needs a worker to be specially responsible for alignment of the screw.
SUMMERY OF THE UTILITY MODEL
In order to use manpower sparingly, this application provides a handle machine.
The application provides a beam lifting machine adopts following technical scheme:
a beam lifting machine comprises a machine body; the davit hangs in on the organism, the davit is in go up and down on the organism, it has a plurality of through-holes to open on the davit, the axis direction of through-hole with the lift direction of davit is unanimous, every all wear to be equipped with a screw rod in the through-hole, every all be equipped with fixation nut on the screw rod, fixation nut is used for spacing the screw rod, the through-hole inner wall with there is the free gap between the screw rod, every all be provided with a plurality of electro-magnets around the screw rod, be equipped with the camera on the davit, the camera is used for surveing the alignment condition of screw rod and beam hole.
Through adopting above-mentioned technical scheme, when needs align screw rod and beam hole, there is the control picture of intercommunication camera in the control chamber, then through circular telegram to the electro-magnet, through the adsorption of electro-magnet to the screw rod, with this the slope degree of slight adjustment screw rod, because there is the free gap between screw rod and the through-hole inner wall, the screw rod atress can move about, through the electric quantity of controlling the electro-magnet suction of controlling the electro-magnet, whether control which electro-magnet has suction through controlling whether circular telegram comes, with this adjustment to the different incline direction of screw rod of realization, be convenient for insert the screw rod to the beam hole in, and simultaneously, also can use manpower sparingly.
Optionally, an electromagnet is arranged around each screw in four directions.
Through adopting above-mentioned technical scheme, according to the operation experience of reality, the screw rod only needs the light fine tuning in four directions, can aim at with the beam hole, sets up the electro-magnet in four directions of screw rod, through the switch of the specific electro-magnet of control and the size through the electric quantity, adjusts the incline direction and the angle of screw rod, is convenient for realize the alignment of screw rod and beam hole.
Optionally, each screw rod is sleeved with an iron ring, and the iron rings are located around each screw rod and between the electromagnets.
Through adopting above-mentioned technical scheme, the electro-magnet is best to the adsorptivity of iron article, establishes the hoop at the screw rod overcoat, and after the electro-magnet circular telegram produced suction, can be more convenient adsorb the hoop, the position of the adjustment screw rod of being convenient for.
Optionally, the electromagnet is arranged on the suspension arm, and the electromagnet is located below the suspension arm.
Through adopting above-mentioned technical scheme, the screw rod is provided with fixation nut above the davit, and the nut needs with the davit butt to this restriction that realizes the screw rod position reduces the possibility that the screw rod drops from the davit, because fixation nut's existence, when the slope degree of screw rod is adjusted to needs, it is more convenient to adjust in the davit below, makes the process that the screw rod atress was inclined more smooth.
Optionally, the iron ring extends to below the electromagnet, and the outer diameter of the iron ring is larger than the inner diameter of the beam hole.
Through adopting above-mentioned technical scheme, when the davit was put down, the screw rod inserted to the roof beam downthehole, inevitable can appear transferring the condition that the degree is low excessively, consequently sets up longer hoop, when the davit degree was transferred and is low excessively, hoop and roof beam butt reduce the possibility that the electro-magnet touched precast beam, have just also reduced the electro-magnet and have been bumped the possibility bad.
Optionally, the screw rods on each of the suspension arms are different in length.
Through adopting above-mentioned technical scheme, the screw rod of different length, the operating personnel of being convenient for inserts the screw rod in the beam hole of court of one root, now inserts longer screw rod, inserts the long screw rod of second again to this analogizes, and the operating personnel of being convenient for is controlled respectively to every screw rod, inserts respectively, has reduced the insertion process, and a plurality of screw rods take place to collide the possibility with precast beam upper surface simultaneously.
Optionally, one end of the screw rod, which is far away from the suspension arm, is an insertion end, and a diameter of the insertion end is gradually reduced towards a direction far away from the suspension arm.
Through adopting above-mentioned technical scheme, insert the end and be the trend that reduces gradually on keeping away from the davit, be convenient for insert the screw rod to the beam hole in, control the screw rod for operating personnel and carry out automatic insertion, provide the convenience, to a certain extent, also improved the operating efficiency.
Optionally, an equipment box is arranged on the suspension arm.
Through adopting above-mentioned technical scheme, owing to set up electro-magnet and camera, all need connect a lot of electrical equipment, transmission equipment, controlgear, power supply unit etc. consequently set up the equipment box, be convenient for accomodate these equipment etc. and also realized the guard action.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the position of the screw rod is adjusted through the electromagnet, and then the screw rod is observed through the camera, so that an operator in the control room can align the screw rod with the beam hole by one person, and the labor is saved;
2. the iron ring can be better adsorbed by the electromagnet;
3. the screw rods with different lengths are convenient to control respectively and align sequentially.
Drawings
FIG. 1 is a schematic structural diagram of the background art of the present application;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a via according to an embodiment of the present application;
FIG. 4 is an enlarged view at A in FIG. 2;
fig. 5 is a schematic structural diagram of an iron ring according to an embodiment of the present application.
Description of the reference numerals: 01. prefabricating a beam; 011. a beam hole; 1. a body; 11. a support leg; 12. a cross beam; 13. a crown block; 2. a suspension arm; 21. a through hole; 211. a clearance for movement; 22. a screw; 221. fixing a nut; 222. an insertion end; 223. an iron ring; 23. a fixed seat; 24. an electromagnet; 25. a camera; 26. an equipment box.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1, in the related art, two ends of the upper surface of a precast beam 01 are both provided with a plurality of beam holes 011, and in this embodiment, four beam holes 011 at each end are illustrated as an example.
The embodiment of the application discloses a beam lifting machine.
Referring to fig. 2, a girder lifting machine includes a body 1 and a boom 2.
Referring to fig. 2, the machine body 1 includes supporting legs 11, a cross beam 12 and crown blocks 13, the cross beam 12 is fixedly erected on the four supporting legs 11, two crown blocks 13 are arranged on the cross beam 12, and the crown blocks 13 move along the length direction of the cross beam 12.
Referring to fig. 2 and 3, the suspension arms 2 are hung on the crown blocks 13, one suspension arm 2 is hung on one crown block 13, the suspension arm 2 is lifted on the crown block 13 through a winch, four through holes 21 are formed in each suspension arm 2, the axis direction of each through hole 21 is consistent with the lifting direction of the suspension arm 2, a screw rod 22 penetrates through each through hole 21, a fixing nut 221 is fixedly welded on each screw rod 22, the fixing nut 221 is located above the suspension arm 2, a cushion block is further arranged between the fixing nut 221 and the suspension arm 2, the fixing nut 221 abuts against the cushion block, the cushion block abuts against the suspension arm 2, the fixing nut 221 is used for limiting the screw rod 22 and preventing the screw rod 22 from sliding off from the through hole 21, a movable gap 211 is formed between the inner wall of the through hole 21 and the screw rod 22, and the screw rod 22 can slightly swing in the through hole 21 due to the existence of the movable gap 211.
Referring to fig. 4, the length of the four screw rods 22 on each suspension arm 2 is different, the end of each screw rod 22 far from the suspension arm 2 is an insertion end 222, the diameter of the insertion end 222 gradually decreases towards the direction far from the suspension arm 2, and the insertion end 222 is used for aligning with the beam hole 011.
Referring to fig. 5, an annular fixing seat 23 is fixedly connected to the lower portion of the boom 2 through screws, a fixing seat 23 is arranged outside each screw 22, the screw 22 is surrounded by the fixing seats 23, four electromagnets 24 are fixed in each fixing seat 23, and the electromagnets 24 on each fixing seat 23 are respectively distributed at four different directions of the screw 22.
Referring to fig. 5, each screw 22 is sleeved with an iron ring 223, the iron rings 223 are fixedly locked on the screws 22 through bolts, the bolts penetrate through the iron rings 223 and are screwed into the screws 22, each iron ring 223 is located between the electromagnets 24 around each screw 22, the iron rings 223 are located below the boom 2, the iron rings 223 extend to the lower portions of the electromagnets 24 and the fixed seat 23, and the outer diameter of each iron ring 223 is larger than the inner diameter of the beam hole 011.
Referring to fig. 4, two sides of each boom 2 are fixedly connected with a camera 25 through screws, one camera 25 is used for observing the alignment condition of the screw rod 22 on one side and the beam hole 011, an observation panel is arranged in the cab, the contents shot by the camera 25 can be directly observed, the boom 2 is fixedly connected with an equipment box 26 through bolts, and electric elements, power supply equipment and the like for guaranteeing the operation of the camera 25 and the electromagnet 24 are arranged in the equipment box 26.
The implementation principle of this application embodiment a bale lifter does: when the screw rod 22 and the beam hole 011 are aligned, the camera 25 is used for observing, an operator controls the on-off of the electromagnet 24 and the current in the cab, so that the position of the screw rod 22 can be adjusted, and according to the length of the screw rod 22 and the sequence from long to short, the screw rod 22 is inserted into the beam hole 011 in sequence, so that the labor can be saved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A beam lifting machine, characterized by comprising:
a body (1);
a suspension arm (2), the suspension arm (2) is suspended on the machine body (1), the suspension arm (2) is lifted on the machine body (1), a plurality of through holes (21) are arranged on the suspension arm (2), the axial direction of the through holes (21) is consistent with the lifting direction of the suspension arm (2), a screw rod (22) penetrates through each through hole (21), a fixing nut (221) is arranged on each screw rod (22), the fixing nut (221) is used for limiting the screw rods (22), a movable gap (211) is arranged between the inner wall of the through hole (21) and the screw rods (22), a plurality of electromagnets (24) are arranged around each screw rod (22), be equipped with camera (25) on davit (2), camera (25) are used for observing screw rod (22) and beam hole (011) the alignment condition.
2. A beam lifter according to claim 1,
an electromagnet (24) is arranged around each screw (22) in four directions.
3. A beam lifter according to claim 1,
every be equipped with hoop (223) on screw rod (22), hoop (223) are located every around screw rod (22) between electro-magnet (24).
4. A beam lifter according to claim 3,
the electromagnet (24) is arranged on the suspension arm (2), and the electromagnet (24) is located below the suspension arm (2).
5. A beam lifting machine according to claim 4,
the iron ring (223) extends to the position below the electromagnet (24), and the outer diameter of the iron ring (223) is larger than the inner diameter of the beam hole (011).
6. A beam lifting machine according to claim 1,
the screw rods (22) on each suspension arm (2) are different in length.
7. A beam lifting machine according to claim 1,
one end of the screw rod (22) far away from the suspension arm (2) is an insertion end (222), and the diameter of the insertion end (222) is gradually reduced towards the direction far away from the suspension arm (2).
8. A beam lifter according to claim 1,
an equipment box (26) is arranged on the suspension arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220268595.9U CN216997369U (en) | 2022-02-09 | 2022-02-09 | Beam lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220268595.9U CN216997369U (en) | 2022-02-09 | 2022-02-09 | Beam lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216997369U true CN216997369U (en) | 2022-07-19 |
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ID=82392423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220268595.9U Active CN216997369U (en) | 2022-02-09 | 2022-02-09 | Beam lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216997369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116750660A (en) * | 2023-08-23 | 2023-09-15 | 山东兴源机械有限公司 | Beam lifting machine and grabbing and lifting device thereof |
-
2022
- 2022-02-09 CN CN202220268595.9U patent/CN216997369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116750660A (en) * | 2023-08-23 | 2023-09-15 | 山东兴源机械有限公司 | Beam lifting machine and grabbing and lifting device thereof |
| CN116750660B (en) * | 2023-08-23 | 2023-11-07 | 山东兴源机械有限公司 | Beam lifting machine and grabbing and lifting device thereof |
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