CN221216918U - Gantry crane with lifting main beam of gravity detection device - Google Patents
Gantry crane with lifting main beam of gravity detection device Download PDFInfo
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- CN221216918U CN221216918U CN202323299148.3U CN202323299148U CN221216918U CN 221216918 U CN221216918 U CN 221216918U CN 202323299148 U CN202323299148 U CN 202323299148U CN 221216918 U CN221216918 U CN 221216918U
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- lifting
- fixedly connected
- supporting seat
- main beam
- shaped pressing
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- 230000005484 gravity Effects 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 230000008093 supporting effect Effects 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a portal crane with a lifting main beam of a gravity detection device, which comprises two supporting seats, wherein lifting supporting pieces are arranged in the supporting seats, connectors are fixedly connected to the tops between the two lifting supporting pieces, gravity sensors are arranged on the connectors, cross beams are clamped to the tops between the two connectors, and a crane main body is arranged on the cross beams. According to the utility model, the two lifting support pieces are started to adjust the heights of the cross beams on the two connecting heads, so that the lifting support pieces are suitable for lifting workpieces of different types, the height synchronous adjusting effect is achieved on the two sides of the lifting support pieces, the lifting heights on the two sides can be kept consistent, deviation is avoided, the stability of the device is ensured, the two support seats can be tightly clamped with the ground through the two positioning mechanisms, and the device is stably positioned, so that the device has the advantages of good adjusting consistency, protection detection and safety.
Description
Technical Field
The utility model relates to the technical field of portal cranes, in particular to a portal crane with a lifting main beam of a gravity detection device.
Background
The gantry crane is a bridge crane with a bridge frame supported on a ground track through supporting legs at two sides, and structurally comprises a portal frame, a cart running mechanism, a trolley, an electric part and the like; at present, the gantry crane at home and abroad generally adopts a trolley on a main beam to hoist through a steel wire rope, and the lifting height during hoisting is generally determined by the winding and unwinding length of the steel wire rope because the height of the main beam is generally fixed.
For example, patent application number CN202222460474.7 discloses a gantry crane with liftable gravity detection device girder, including two symmetrically distributed's support, fixed mounting has support sleeve on the support, and the top fixed mounting of support has the speed reducer, and support sleeve inside grafting has the lead screw, support sleeve's top fixedly connected with stand, and one side fixed mounting of stand has gravity detection device, is provided with the girder between two supports, and the girder both ends are respectively through L shape pole fixed mounting on the gravity detection device that is used for weighing the girder, and the top fixed mounting of stand has buzzer siren. The utility model relates to the technical field of portal cranes, in particular to a portal crane with a lifting main beam with a gravity detection device, which can adjust the height of a trolley on the main beam, avoid the shaking of articles caused by overlong steel wire ropes lifted on the trolley, and detect the gravity of a bearing crane at the same time, thereby avoiding the potential safety hazard caused by overload of the load when the main beam is lifted.
But in the prior art, the main beam is adjusted in height by driving and adjusting the two sides respectively, so that inconsistent height adjustment of the two sides is easy to occur, a protection mechanism is lacked in the hoisting process, personnel enter the system and lack detection, and potential safety hazards exist.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model aims to provide a portal crane with a lifting main beam of a gravity detection device, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model adopts the following technical scheme.
The utility model provides a gantry crane with gravity detection device girder liftable, includes two supporting seats, the internally mounted of supporting seat has lift support piece, two equal fixedly connected with connector in top between the lift support piece, install gravity sensor on the connector, two equal joint in top between the connector has the crossbeam, install the loop wheel machine main part on the crossbeam, two positioning mechanism is all installed to one side that the supporting seat is on the back mutually, one of them the equal fixedly connected with laser detector in both sides around the supporting seat, another the receiving terminal with laser detector complex is all installed to the front and back both sides of supporting seat.
As a further description of the above technical solution: the positioning mechanism comprises an L-shaped pressing plate, an adjusting screw and a spring, one side of the L-shaped pressing plate is connected to the supporting seat in a sliding mode, the bottom end of the spring is fixedly connected with the supporting seat, the top end of the spring is fixedly connected with the L-shaped pressing plate, the bottom end of the adjusting screw is inserted into the bottom of the L-shaped pressing plate and is in threaded connection with the bottom of the L-shaped pressing plate, and the bottom end of the adjusting screw is connected with the supporting seat in a rotating mode.
As a further description of the above technical solution: the bottom of the L-shaped pressing plate is fixedly connected with a toothed plate.
As a further description of the above technical solution: the lifting support comprises a vertical hydraulic cylinder, a sliding plate and a vertical rod, wherein the bottom of the vertical hydraulic cylinder is fixedly mounted inside a supporting seat, the inside of the sliding plate is connected to the outer side of the vertical hydraulic cylinder in a sliding mode, the outer side of the sliding plate is connected to the inside of the supporting seat in a sliding mode, the movable end of the vertical hydraulic cylinder is fixedly connected with the inner side of the vertical rod, the inner side of the vertical rod is sleeved with the outer side of the vertical hydraulic cylinder in a sliding mode, and the bottom of the vertical rod is fixedly connected with the sliding plate.
As a further description of the above technical solution: the inside fixedly connected with two guide arms of supporting seat, the inside slip of sliding plate is with two guide arm sliding contact.
As a further description of the above technical solution: the bottom of the sliding plate is provided with a laser range finder, and the outer side of the vertical rod is fixedly connected with a controller.
Compared with the prior art, the utility model has the advantages that:
This scheme is through lift support piece and laser range finder cooperation to the realization keeps the height-adjusting uniformity of both sides, guarantees stability, abandons and realizes the protection through laser detector and receiving terminal cooperation, and the operation is safer advantage.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is an enlarged schematic view of the portion A of FIG. 2;
fig. 4 is a schematic view of a partial side cross-sectional structure of the present utility model.
The reference numerals in the figures illustrate:
1. A support base; 2. lifting the support; 21. a vertical hydraulic cylinder; 22. a sliding plate; 221. a laser range finder; 23. a vertical rod; 3. a connector; 4. a gravity sensor; 5. a cross beam; 6. a crane body; 7. a positioning mechanism; 71. an L-shaped pressing plate; 711. a toothed plate; 72. adjusting a screw; 73. a spring; 8. a guide rod; 9. a laser detector; 10. a receiving end; 11. and a controller.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;
referring to fig. 1 to 4, in the portal crane with a lifting main beam of a gravity detection device according to the present utility model, the portal crane comprises two supporting seats 1, lifting supporting members 2 are installed in the supporting seats 1, connectors 3 are fixedly connected to the tops of the two lifting supporting members 2, gravity sensors 4 are installed on the connectors 3, cross beams 5 are clamped to the tops of the two connectors 3, crane main bodies 6 are installed on the cross beams 5, positioning mechanisms 7 are installed on opposite sides of the two supporting seats 1, laser detectors 9 are fixedly connected to the front side and the rear side of one supporting seat 1, and receiving ends 10 matched with the laser detectors 9 are installed on the front side and the rear side of the other supporting seat 1.
According to the utility model, when the device is used, the two lifting support pieces 2 are started to adjust the heights of the cross beams 5 on the two connectors 3, so that the device is suitable for lifting workpieces of different types, the lifting support pieces 2 are provided with a height synchronous adjusting effect, the lifting heights of the two sides are kept consistent, deviation is avoided, stability of the device is ensured, the two support pieces 1 can be tightly clamped with the ground through the two positioning mechanisms 7, positioning of the device is stable, the device is convenient to use, meanwhile, when a laser detector 9 and a receiving end 10 are matched to seal the space between the cross beams 5 and the two support pieces 1 and detect the space in real time, when personnel mistakenly enter the laser detector 9 to trigger the alarm of the laser detector 9, the device stops running, the situation that personnel mistakenly enter the lower part of the running cross beams 5 is avoided, and simultaneously, the gravity sensors 4 at the two sides realize real time detection of lifting weight, and send warning and reminding when the lifting workpieces exceeding the specified weight of the device, thereby realizing good adjusting consistency, and further having the advantages of safety detection, the problem that the two sides are required to be adjusted respectively, and the driving mechanism is not consistent in the lifting height adjustment in the prior art, and the problem of the safety is not easy to be detected, and the safety problem of the situation that the existing adjustment of the heights of the two sides is not consistent is absent.
Please refer to fig. 1 and 2, wherein: the positioning mechanism 7 comprises an L-shaped pressing plate 71, an adjusting screw 72 and a spring 73, one side of the L-shaped pressing plate 71 is connected to the supporting seat 1 in a sliding mode, the bottom end of the spring 73 is fixedly connected with the supporting seat 1, the top end of the spring 73 is fixedly connected with the L-shaped pressing plate 71, the bottom end of the adjusting screw 72 is inserted into the bottom of the L-shaped pressing plate 71 and is in threaded connection with the bottom of the L-shaped pressing plate 71, and the bottom end of the adjusting screw 72 is in rotary connection with the supporting seat 1.
In the utility model, the L-shaped pressing plate 71 is driven to vertically slide along the supporting seat 1 by rotating the adjusting screw 72, so that the height adjustment is realized, the supporting seat 1 is conveniently positioned, and the L-shaped pressing plate 71 is upwards supported by the spring 73, so that the L-shaped pressing plate 71 is more labor-saving in the upward adjustment.
Please refer to fig. 1 and 2, wherein: a toothed plate 711 is fixedly connected to the bottom of the L-shaped pressing plate 71.
In the present utility model, the L-shaped pressing plate 71 is more stably contacted with the ground by the toothed plate 711.
Referring to fig. 2 and 4, the lifting support 2 includes a vertical hydraulic cylinder 21, a sliding plate 22 and a vertical rod 23, wherein the bottom of the vertical hydraulic cylinder 21 is fixedly mounted inside the support base 1, the inside of the sliding plate 22 is slidably connected to the outside of the vertical hydraulic cylinder 21, the outside of the sliding plate 22 is slidably connected to the inside of the support base 1, the movable end of the vertical hydraulic cylinder 21 is fixedly connected with the inside of the vertical rod 23, the inside of the vertical rod 23 is sleeved and slidably connected to the outside of the vertical hydraulic cylinder 21, and the bottom of the vertical rod 23 is fixedly connected with the sliding plate 22.
In the utility model, the vertical rod 23 is driven to vertically run by starting the vertical hydraulic cylinder 21, and the running of the vertical rod 23 is stabilized by matching with the sliding plate 22, so that the running is more stable, and the height adjustment of the cross beam 5 is realized.
Please refer to fig. 4, wherein: the inside of the supporting seat 1 is fixedly connected with two guide rods 8, and the inside of the sliding plate 22 is in sliding contact with the two guide rods 8.
In the utility model, the sliding plate 22 is supported in an auxiliary stable manner through the guide rod 8, so that the sliding plate operates more stably and has better supporting effect.
Please refer to fig. 1 and 2, wherein: the bottom of the slide plate 22 is mounted with a laser range finder 221 in which the controller 11 is fixedly connected with the outside of the vertical rod 23.
In the utility model, the distance between the sliding plate 22 and the bottom of the supporting seat 1 is measured vertically downwards in real time by the laser range finder 221, and the vertical hydraulic cylinders 21 on two sides are controlled by the controller 11 in real time to perform height difference balance so as to ensure the consistency of adjustment.
The foregoing is a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. Gantry crane with gravity detection device girder liftable, including two supporting seats (1), its characterized in that: the lifting support is characterized in that lifting support pieces (2) are arranged in the support seat (1), connectors (3) are fixedly connected to the tops between the two lifting support pieces (2), gravity sensors (4) are arranged on the connectors (3), cross beams (5) are clamped at the tops between the two connectors (3), and crane main bodies (6) are arranged on the cross beams (5);
Positioning mechanisms (7) are arranged on the opposite sides of the two supporting seats (1), laser detectors (9) are fixedly connected to the front side and the rear side of one supporting seat (1), and receiving ends (10) matched with the laser detectors (9) are arranged on the front side and the rear side of the other supporting seat (1).
2. The gantry crane with gravity sensing device main beam liftable according to claim 1, wherein: the positioning mechanism (7) comprises an L-shaped pressing plate (71), an adjusting screw (72) and a spring (73), one side of the L-shaped pressing plate (71) is connected to the supporting seat (1) in a sliding mode, the bottom end of the spring (73) is fixedly connected with the supporting seat (1), the top end of the spring (73) is fixedly connected with the L-shaped pressing plate (71), the bottom end of the adjusting screw (72) is inserted into the bottom of the L-shaped pressing plate (71) and is in threaded connection with the bottom of the L-shaped pressing plate, and the bottom end of the adjusting screw (72) is connected with the supporting seat (1) in a rotating mode.
3. The gantry crane with gravity sensing device main beam liftable according to claim 2, wherein: the bottom of the L-shaped pressing plate (71) is fixedly connected with a toothed plate (711).
4. The gantry crane with gravity sensing device main beam liftable according to claim 1, wherein: lifting support piece (2) are including perpendicular pneumatic cylinder (21), sliding plate (22) and perpendicular pole (23), the inside of supporting seat (1) is fixed to the bottom of perpendicular pneumatic cylinder (21), the inside sliding connection of sliding plate (22) is to the outside of perpendicular pneumatic cylinder (21), the outside sliding connection of sliding plate (22) is to the inside of supporting seat (1), the inside fixed connection of the expansion end and perpendicular pole (23) of perpendicular pneumatic cylinder (21), the outside of perpendicular pneumatic cylinder (21) is established and sliding connection to inside cover of perpendicular pole (23), the bottom and sliding plate (22) fixed connection of perpendicular pole (23).
5. The gantry crane with gravity sensing device main beam lifting as claimed in claim 4 wherein: the inside of supporting seat (1) fixedly connected with two guide arms (8), the inside slip of sliding plate (22) is with two guide arm (8) sliding contact.
6. The gantry crane with gravity sensing device main beam lifting as claimed in claim 4 wherein: the bottom of the sliding plate (22) is provided with a laser range finder (221), wherein a controller (11) is fixedly connected with the outer side of the vertical rod (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323299148.3U CN221216918U (en) | 2023-12-05 | 2023-12-05 | Gantry crane with lifting main beam of gravity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323299148.3U CN221216918U (en) | 2023-12-05 | 2023-12-05 | Gantry crane with lifting main beam of gravity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221216918U true CN221216918U (en) | 2024-06-25 |
Family
ID=91573695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323299148.3U Active CN221216918U (en) | 2023-12-05 | 2023-12-05 | Gantry crane with lifting main beam of gravity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221216918U (en) |
-
2023
- 2023-12-05 CN CN202323299148.3U patent/CN221216918U/en active Active
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