CN219906768U - Chain electric crane with overload protection function - Google Patents
Chain electric crane with overload protection function Download PDFInfo
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- CN219906768U CN219906768U CN202320354776.8U CN202320354776U CN219906768U CN 219906768 U CN219906768 U CN 219906768U CN 202320354776 U CN202320354776 U CN 202320354776U CN 219906768 U CN219906768 U CN 219906768U
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- protection function
- overload protection
- sliding
- chain type
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Control And Safety Of Cranes (AREA)
Abstract
The utility model discloses a chain type electric crane with an overload protection function, which comprises the following technical scheme: the device comprises a sliding beam and a host, wherein the sliding frame is arranged at the bottom of the sliding beam through a driving wheel, the host is arranged at the bottom of the sliding frame, an alarm lamp is arranged in the middle of the front surface of the host, steel chains are arranged at two sides of the bottom of the host, sliding seats are arranged at the bottoms of the steel chains through pull rods, positioning rods are sleeved at two sides of the bottoms of the sliding seats, and pressing plates are arranged at the tops of the positioning rods. The chain type electric crane with the overload protection function solves the problems that most of the existing electric cranes are limited in weight monitoring effect on lifted goods, when people are in illegal overweight lifting use, the safety load of the electric crane is exceeded, the electric crane is extremely easy to damage, serious safety accidents occur in serious conditions, the service life of the electric crane is prolonged, and meanwhile, the use safety of the electric crane is improved.
Description
Technical Field
The utility model relates to the technical field of electric cranes, in particular to a chain type electric crane with an overload protection function.
Background
The electric crane is mainly divided into: the circular chain crane and the steel wire rope crane are mainly applied to lifting, pulling and moving, loading and unloading heavy objects, and oil tank flip-chip welding, such as installation and moving of various large and medium-sized concrete, steel structures and mechanical equipment, and are applicable to mechanical equipment of construction and construction engineering of buildings, factories and mines, bridge construction, electric power, ships, automobile manufacturing, construction, highways, bridges, metallurgy, mines, side slope tunnels, shaft treatment and protection and other infrastructure engineering.
Through mass retrieval, the electric crane in the prior art is found to be like the hoisting device of an European style single beam electric crane disclosed by publication No. CN209536805U, and the surface of the adjusting rod is in a threaded structure, so that when the adjusting rod rotates, the first vertical plate and the second vertical plate can slide, the enclosing size is changed, the size of the rotating shaft is changed, and the use is convenient according to the requirement.
The existing majority of electric cranes have limited weight monitoring effect on lifted goods, when people are in illegal overweight lifting use, the safety load of the electric cranes is exceeded, the electric cranes are extremely easy to damage, and serious safety accidents occur when serious, therefore, the chain type electric cranes with overload protection function are provided, the service life of the electric cranes is prolonged, and meanwhile, the use safety of the electric cranes is improved.
Disclosure of Invention
The utility model aims to provide a chain type electric crane with an overload protection function, which has the advantage of the overload protection function, and solves the problems that most of the existing electric cranes have limited weight monitoring effect on lifted goods, and when people are in illegal overweight lifting use, the safety load of the electric crane is exceeded, the electric crane is extremely easy to damage, and serious safety accidents occur.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a chain electric crane with overload protection function, includes roof beam and host computer slide, wherein slide the roof beam bottom and install the frame that slides through the drive wheel, the host computer is installed to the frame bottom that slides, install the alarm lamp in the middle of the host computer front surface, the steel chain is all installed to host computer bottom both sides, both sides the steel chain bottom is all installed through the pull rod and is slided the seat, slide the inside both sides of seat and all cup jointed the locating lever, both sides the clamp plate is installed at the locating lever top, install the pressure seat in the middle of the clamp plate lower surface, slide the seat top and be located the pressure seat bottom and install weight inductor, both sides the connecting plate is installed to the locating lever bottom, install the couple in the middle of the connecting plate lower surface.
Preferably, the weight sensor is electrically connected with the alarm lamp.
Preferably, the bottoms of the pull rods on two sides are provided with a ring sleeve, and springs are arranged on the outer surfaces of the pull rods on two sides and on the inner surfaces of the ring sleeve.
Preferably, a driving wheel at one side of the sliding frame is connected with a driving motor.
Preferably, a supporting frame is arranged in the middle of the bottom in the sliding frame, limiting rods are sleeved on two sides of the supporting frame, and friction plates are arranged on the tops of the limiting rods on two sides.
Preferably, an electric telescopic device is arranged in the middle of the bottom of the support frame, and an output shaft of the electric telescopic device is connected to the lower surface of the friction plate.
Preferably, the outer surfaces of the pull rod, the positioning rod and the hook are subjected to heat treatment to form a quenching layer.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the pressure seat, the weight sensor and the alarm lamp are arranged, so that the effect of monitoring the weight of the lifted goods is achieved, the problem that the electric crane is easily damaged and serious safety accidents occur when the safety load exceeds the safety load of the electric crane when people are in illegal overweight lifting use due to limited weight monitoring effect of most of the existing electric cranes is solved, the service life of the electric crane is prolonged, and the use safety of the electric crane is improved.
2. According to the utility model, the problem of rapidly stopping the electric crane is solved by arranging the support frame, the limit rod, the electric telescopic device and the friction plate, so that the problem of large inertia force and influence on the safety of stopping goods when the electric crane moves is solved, the stopping stability of the electric crane is improved, and the use safety of the electric crane is improved.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 2;
fig. 4 is an enlarged schematic view of the structure B in fig. 2.
Reference numerals: 1. a slip beam; 2. a sliding frame; 3. a host; 4. a pull rod; 5. a connecting plate; 6. a hook; 7. a sliding seat; 8. a steel chain; 9. an alarm lamp; 10. a driving motor; 11. a driving wheel; 12. a positioning rod; 13. a support frame; 14. an electric telescopic device; 15. a limit rod; 16. a friction plate; 17. a ring sleeve; 18. a spring; 19. a weight sensor; 20. a pressure seat; 21. and (5) pressing plates.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1-4, in order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a chain electric crane with overload protection function, including sliding roof beam 1 and host computer 3, sliding roof beam 1 installs through drive wheel 11 and slides frame 2 in the bottom, the host computer 3 is installed to frame 2 bottom that slides, install alarm lamp 9 in the middle of the host computer 3 front surface, steel chain 8 is all installed to host computer 3 bottom both sides, steel chain 8 bottom all installs the seat 7 that slides through pull rod 4 in both sides, ring 17 is all installed to pull rod 4 bottom in both sides, pull rod 4 surface is located ring 17 internal surface and installs spring 18, through the spring 18 that sets up, buffer lifting instant pressure, the inside both sides of seat 7 all cup joints locating lever 12, clamp plate 21 is installed at the top of locating lever 12 in both sides, install pressure seat 20 in the middle of clamp plate 21 lower surface, slide seat 7 top is located pressure seat 20 bottom and installs weight inductor 19, install connecting plate 5 in the middle of the lower surface of connecting plate 5, weight inductor 19 and alarm lamp 9, be connected with driving motor 10 through alarm lamp 9 in the drive wheel 11 of pull rod 2 one side, 4, locating lever 12 and hook 6 form after the layer after the heat quenching, the locating lever 6 increases, the hot quenching layer is formed to the locating lever 6.
The working principle of the chain type electric crane with the overload protection function based on the embodiment 1 is as follows: after the utility model is installed, when in use, the lifting goods are connected through the hook 6, the host computer 3 is started again, the pull rod 4 is driven to move upwards through the host computer 3 and the steel chain 8, the instant lifting tension is buffered through the pull rod 4 and the spring 18, the sliding seat 7 is driven to move upwards through the pull rod 4 and the loop 17, namely, the goods are lifted through the sliding seat 7 and the positioning rod 12, meanwhile, the weight of the goods is sensed through the weight sensor 19, when the weight of the goods exceeds a set value, the alarm is given out through the alarm lamp 9, the host computer 3 is stopped for lifting, and the lifting safety is ensured, so that the working flow of the equipment is completed.
Example two
As shown in fig. 1-4, the chain-type electric crane with overload protection function according to the present utility model further includes: the middle of the bottom in the sliding frame 2 is provided with a supporting frame 13, two sides of the supporting frame 13 are sleeved with limiting rods 15, the tops of the limiting rods 15 on two sides are provided with friction plates 16, the middle of the bottom of the supporting frame 13 is provided with an electric telescopic device 14, and an output shaft of the electric telescopic device 14 is connected to the lower surface of the friction plates 16.
In this embodiment, when the sliding frame 2 needs to be quickly and stably stopped to move, the electric telescopic device 14 is started, the friction plate 16 is driven to move upwards by the electric telescopic device 14, and the sliding frame 2 is positioned and fixed by the friction plate 16 and the sliding beam 1, so that the inertia is prevented from being too large when the sliding frame 2 is stopped, and the stability of lifted articles is influenced.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (7)
1. The utility model provides a chain electric crane with overload protection function, includes roof beam (1) and host computer (3) that slide, its characterized in that: the bottom of the sliding beam (1) is provided with a sliding frame (2) through a driving wheel (11), the bottom of the sliding frame (2) is provided with a host machine (3), the middle of the front surface of the host machine (3) is provided with an alarm lamp (9), two sides of the bottom of the host machine (3) are provided with steel chains (8), two sides of the bottom of the steel chains (8) are provided with sliding seats (7) through pull rods (4), two sides of the inner part of the sliding seats (7) are sleeved with positioning rods (12), the clamp plate (21) is installed at both sides locating lever (12) top, pressure seat (20) are installed to clamp plate (21) lower surface middle, weight inductor (19) are installed to slide seat (7) top in pressure seat (20) bottom, both sides connecting plate (5) are installed to locating lever (12) bottom, couple (6) are installed in the middle of connecting plate (5) lower surface.
2. The chain type electric hoist with overload protection function according to claim 1, characterized in that: the weight sensor (19) is electrically connected with the alarm lamp (9).
3. The chain type electric hoist with overload protection function according to claim 1, characterized in that: the bottoms of the pull rods (4) at both sides are provided with a ring sleeve (17), and the outer surfaces of the pull rods (4) at both sides are provided with springs (18) on the inner surfaces of the ring sleeve (17).
4. The chain type electric hoist with overload protection function according to claim 1, characterized in that: the driving wheel (11) at one side of the sliding frame (2) is connected with a driving motor (10).
5. The chain type electric hoist with overload protection function according to claim 1, characterized in that: the sliding frame is characterized in that a supporting frame (13) is arranged in the middle of the inner bottom of the sliding frame (2), limiting rods (15) are sleeved on two sides of the supporting frame (13), and friction plates (16) are arranged at the tops of the limiting rods (15) on two sides.
6. The chain type electric hoist with overload protection function according to claim 5, characterized in that: an electric telescopic device (14) is arranged in the middle of the bottom of the supporting frame (13), and an output shaft of the electric telescopic device (14) is connected to the lower surface of the friction plate (16).
7. The chain type electric hoist with overload protection function according to claim 1, characterized in that: the outer surfaces of the pull rod (4), the positioning rod (12) and the hook (6) are subjected to heat treatment to form a quenching layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354776.8U CN219906768U (en) | 2023-03-01 | 2023-03-01 | Chain electric crane with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354776.8U CN219906768U (en) | 2023-03-01 | 2023-03-01 | Chain electric crane with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219906768U true CN219906768U (en) | 2023-10-27 |
Family
ID=88431002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320354776.8U Active CN219906768U (en) | 2023-03-01 | 2023-03-01 | Chain electric crane with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219906768U (en) |
-
2023
- 2023-03-01 CN CN202320354776.8U patent/CN219906768U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240314 Address after: No. 3-81, Lingcheng Industrial Concentration Zone, Suining County, Xuzhou City, Jiangsu Province, 221000 Patentee after: Jieruixi Intelligent Equipment (Jiangsu) Co.,Ltd. Country or region after: China Address before: 224600 high end intelligent industrial park, Xiangshui Industrial Economic Zone, Yancheng City, Jiangsu Province Patentee before: Jiangsu LONGSHANG Heavy Industry Co.,Ltd. Country or region before: China |