CN221500431U - Overload early warning protection device of tower crane - Google Patents
Overload early warning protection device of tower crane Download PDFInfo
- Publication number
- CN221500431U CN221500431U CN202323120240.9U CN202323120240U CN221500431U CN 221500431 U CN221500431 U CN 221500431U CN 202323120240 U CN202323120240 U CN 202323120240U CN 221500431 U CN221500431 U CN 221500431U
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- Prior art keywords
- tower crane
- control terminal
- pulley
- base
- early warning
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- 238000009434 installation Methods 0.000 claims abstract description 31
- 239000000725 suspension Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 230000001012 protector Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Jib Cranes (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The utility model discloses an overload early warning protection device of a tower crane, and relates to the technical field of crane equipment. The utility model comprises a main body, wherein the main body comprises a suspension arm and a base, the suspension arm is arranged on the base, the suspension arm is positioned on the central line of the base, a plurality of first installation seats are arranged on the suspension arm in an orderly manner, the first installation seats are positioned on the central line of the suspension arm, a pulley is arranged on the first installation seats, a second installation seat is arranged on the base, the second installation seat corresponds to the first installation seat, and a protection component is arranged on the main body. The protection component is matched with other components, so that the device can timely give out an alarm and make safety measures when the weight lifted by the tower crane is overweight, the tower crane is safer when the weight is lifted, and the safety of the tower crane during working is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of crane equipment, and particularly relates to an overload early warning protection device of a tower crane.
Background
A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. Also called as a crane, with the promotion of urban construction and the reduction of land resources, high-rise buildings in urban construction are more and more increased, and tower cranes are more and more applied to the construction of the high-rise buildings.
In the prior art, after the tower crane lifts the overweight weight, the overload weight is selected to be continuously lifted because no safety measures are taken, so that safety accidents are easy to be caused, and meanwhile, the tower crane is seriously damaged.
Disclosure of utility model
Aiming at the problems in the related art, the utility model provides an overload early warning protection device of a tower crane, which aims to overcome the technical problems existing in the prior related art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to an overload early warning protection device of a tower crane, which comprises a main body, wherein the main body comprises a suspension arm and a base, the suspension arm is arranged on the base, the suspension arm is positioned on the central line of the base, a plurality of first installation seats are arranged on the suspension arm in an orderly manner, the first installation seats are positioned on the central line of the suspension arm, a pulley is arranged on the first installation seat, a second installation seat is arranged on the base, the second installation seat corresponds to the first installation seat, and a protection component is arranged on the main body.
Further, a take-up pulley is arranged on the second mounting seat, a steel rope is wound on the take-up pulley, the steel rope stretches out from the take-up pulley and is arranged on the pulley, and one section of the steel rope hangs down from one end of the suspension arm.
Further, the protection component comprises a control terminal, a buzzer and a sensor, wherein the control terminal is arranged on the base, the control terminal is positioned on one side of the second installation seat, the control terminal is relatively positioned in front of the second installation seat, the buzzer is arranged on the control terminal, and the control terminal is connected with the buzzer and the sensor.
Further, one end of the steel rope is connected with a connecting column, a lifting hook is arranged below the connecting column, a sensor is arranged in the connecting column, and the sensor is connected with the lifting hook.
Further, a driving motor is installed on the base, the driving motor is respectively located at two sides of the second installation seat, and the driving motor is connected with the control terminal.
Further, driven gears are arranged at two ends of the take-up pulley.
Further, a driving gear is mounted on an output shaft of the driving motor, and the driving gear is meshed with the driven gear.
Further, a pulley groove is formed in the pulley, and the pulley groove is matched with the steel rope.
The utility model has the following beneficial effects: through the use of the overload pre-warning protection device of the tower crane, after a heavy object is hooked by the lifting hook, the driving motor drives the driving gear on the output shaft of the tower crane to rotate positively, the driving gear drives the driven gear meshed with the driving gear to rotate so as to drive the wire-collecting wheel, the wire-collecting wheel rotates on the mounting seat II at the driving bottom of the driven gear to collect steel ropes on the wire-collecting wheel, the collected steel ropes lift the heavy object through the lifting hook under the assistance of the pulleys, a sensor connected with the lifting hook in the connecting column can sense the weight of the heavy object in the process and feed back the information to the control terminal, if the weight of the heavy object is in a safety range, the control terminal can not make protection measures, after the lifted heavy object exceeds the safety range, the control terminal can immediately control the driving motor after receiving information fed back by the sensor, so that the driving motor stops driving the wire-collecting wheel to collect steel ropes, and send an alarm to inform operators to perform correct operation, and send out warning to other operators to make the operators leave a dangerous area, and simultaneously control the terminal to start timing and wait for the operators to make the operations, if the operators do correct operation in the process, the operation of the operators do not control the control terminal in the time, the control terminal can make the weight to make the heavy object work in a proper manner, the alarm can be more timely matched with the control component when the lifting device is more than the heavy object is lifted by the control terminal, and the alarm can be more completely controlled by the control the lifting device after the heavy object is placed down, and the alarm is more correct, the alarm can be more completely and the control, and the alarm can be more completely and the control equipment is more completely and the control equipment is more completely can be more completely and more completely can be lowered when the control and the control, through the design of the control terminal, the control terminal can control the device to replace the operator to make safety measures under the condition that the operator does not make safety measures in time after lifting the overweight weight, so that the reliability of the device is further improved.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of a left side subassembly of the present utility model;
FIG. 2 is a left side schematic view of the present utility model;
FIG. 3 is a right side schematic view of the present utility model;
FIG. 4 is a schematic diagram of the front structure of the present utility model;
FIG. 5 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;
Fig. 6 is a schematic view of a partial enlarged structure at B of fig. 1 according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. a main body; 2. a suspension arm; 3. a base; 4. a first mounting seat; 5. a pulley; 6. pulley grooves; 7. a second mounting seat; 8. a wire winding wheel; 9. a driven gear; 10. a steel rope; 11. a connecting column; 12. a lifting hook; 13. a protective assembly; 14. a control terminal; 15. a buzzer; 16. a sensor; 17. a driving motor; 18. and a drive gear.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments in the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Referring to fig. 1-6, the utility model discloses an overload early warning protection device of a tower crane, which comprises a main body 1, wherein the main body 1 comprises a suspension arm 2 and a base 3, the suspension arm 2 is installed on the base 3, the suspension arm 2 is positioned on the central line of the base 3, a plurality of installation seats I4 are installed on the suspension arm 2, the installation seats I4 are orderly arranged on the suspension arm 2, the installation seats I4 are positioned on the central line of the suspension arm 2, a pulley 5 is installed on the installation seat I4, a second installation seat 7 is installed on the base 3, the installation seats II 7 correspond to the installation seats I4, and a protection component 13 is installed on the main body 1; the pulley 5 plays an auxiliary role in the process of lifting a heavy object, when the lifted heavy object is overweight, the protection component 13 can give out early warning and make safety measures, and the protection component 13 is matched with other components, so that the device can give out an alarm and make safety measures in time when the lifted heavy object of the tower crane is overweight, the tower crane is safer when the heavy object is lifted, and the safety of the working process of the tower crane is greatly improved.
In one embodiment, for the tower crane overweight pre-warning protection device, the second mounting seat 7 is provided with a take-up pulley 8, the take-up pulley 8 is wound with a steel rope 10, the steel rope 10 extends out of the take-up pulley 8 and is mounted on the pulley 5, and one section of the steel rope 10 hangs down from one end of the boom 2; the wire take-up wheel 8 rotates on the second mounting seat 7 at the driving bottom of the driven gear 9 to recover the steel wire 10 on the wire take-up wheel, and the recovered steel wire 10 lifts the heavy object through the lifting hook 12.
In one embodiment, for the overload pre-warning protection device of a tower crane, the protection assembly comprises a control terminal 14, a buzzer 15 and a sensor 16, wherein the control terminal 14 is installed on the base 3, the control terminal 14 is located at one side of the second installation seat 7, the control terminal 14 is relatively located in front of the second installation seat 7, the buzzer 15 is installed on the control terminal 14, and the control terminal 14 is connected with the buzzer 15 and the sensor 16; when the lifted weight exceeds the safety range, the control terminal 14 immediately controls the driving motor 17 after receiving the information fed back by the sensor 16, so that the driving motor 17 stops driving the take-up pulley 8 to recover the steel rope 10, an alarm is sent out by the buzzer 15 on the driving motor 17 to inform an operator of correct operation, other personnel are warned to leave a dangerous area, meanwhile, the control terminal 14 starts timing to wait for the operator to make correct operation, if the operator does not make correct operation in a specified time, the control terminal 14 receives control rights, the driving motor 17 reversely drives the take-up pulley 8, the lifted weight is slowly put down, the control terminal 14 automatically releases the alarm after the weight is put down, and the control terminal 14 is designed, so that the control terminal 14 can control the device to replace the operator to make the safety measure under the condition that the operator does not make the timely safety measure after the lifted weight, and the reliability of the device is further improved.
In one embodiment, for the tower crane overweight pre-warning protection device, one end of the steel rope 10 is connected with a connecting column 11, a lifting hook 12 is installed below the connecting column 11, a sensor 16 is installed in the connecting column 11, and the sensor 16 is connected with the lifting hook 12; the sensor 16 is capable of sensing the weight of the weight and feeding this information back to the control terminal 14.
In one embodiment, for the tower crane overweight pre-warning protection device, the base 3 is provided with the driving motors 17, the driving motors 17 are respectively positioned at two sides of the second mounting seat 7, and the driving motors 17 are connected with the control terminal 14; when the lifting hook 12 hooks a heavy object, the driving motor 17 drives the driving gear 18 on the output shaft thereof in a positive rotation way, and the driving gear 18 drives the driven gear 9 meshed with the driving gear to rotate so as to drive the take-up pulley 8.
In one embodiment, for the tower crane overweight pre-warning protection device, the driven gears 9 are installed at two ends of the take-up pulley 8.
In one embodiment, for the overload pre-warning and protecting device of the tower crane, a driving gear 18 is mounted on the output shaft of the driving motor 17, and the driving gear 18 is meshed with the driven gear 9.
In one embodiment, for the overload pre-warning protection device of a tower crane, the pulley 5 is provided with a pulley groove 6, and the pulley groove 6 is matched with the steel rope 10.
In summary, by means of the technical scheme of the utility model, through the adoption of the overload pre-warning protection device of the tower crane, after the lifting hook 12 hooks a heavy object, the driving motor 17 positively rotates to drive the driving gear 18 on the output shaft of the tower crane, the driving gear 18 drives the driven gear 9 meshed with the driving gear 18 to rotate to drive the wire take-up wheel 8, the wire take-up wheel 8 rotates on the mounting seat two 7 at the driving bottom of the driven gear 9 to recover the steel rope 10 on the wire take-up wheel, the recovered steel rope 10 is lifted by the lifting hook 12 under the assistance of the pulley 5, the sensor 16 connected with the lifting hook 12 in the connecting column 11 can sense the weight of the heavy object and feed back the information to the control terminal 14 in the process, if the weight of the heavy object is within the safety range, the control terminal 14 does not make protection measures, after the lifting load exceeds the safety range, the control terminal 14 immediately controls the driving motor 17, the wire take-up wheel 8 stops to drive the wire take-up wheel 10 after receiving information fed back by the sensor 16, and a buzzer 15 on the wire take-up wheel 10 is recovered, an operator sends out the steel rope 10 through the buzzer 15 on the wire take-up wheel, the wire take-up wheel is accurately, an alarm is released from the other control terminal 14, and the operator can not accurately control the time is controlled to take off the warning terminal 14 when the operator is in the correct operation, and the operator is waiting for setting the control terminal is controlled to take off when the warning operation is carried out, and the warning operator is correctly, and the operator is stopped, and the operator can correctly when the operator is in the control terminal has left and has left.
Through above-mentioned technical scheme, 1, through mutually supporting of protective component and other parts to make the device can in time send out the alarm and make the measure of safety when the heavy object that this tower crane lifted by crane is overweight, thereby make this tower crane more safe when lifting by crane the heavy object, thereby improved the security of this tower crane during operation greatly.
2. Through the design of the control terminal, the control terminal can control the device to replace the operator to make safety measures under the condition that the operator does not make safety measures in time after lifting the overweight weight, so that the reliability of the device is further improved.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above disclosed preferred embodiments of the utility model are merely intended to help illustrate the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. The utility model provides a tower crane overweight early warning protector which characterized in that: the lifting device comprises a main body (1), wherein the main body (1) comprises a lifting arm (2) and a base (3), the lifting arm (2) is arranged on the base (3), the lifting arm (2) is positioned on the central line of the base (3), a plurality of first installation seats (4) are arranged on the lifting arm (2) in an orderly manner, the first installation seats (4) are positioned on the central line of the lifting arm (2), pulleys (5) are arranged on the first installation seats (4), second installation seats (7) are arranged on the base (3), the second installation seats (7) correspond to the first installation seats (4), and a protection component (13) is arranged on the main body (1);
The protection component (13) comprises a control terminal (14), a buzzer (15) and a sensor (16), wherein the control terminal (14) is arranged on the base (3), the control terminal (14) is positioned on one side of the second mounting seat (7), the control terminal (14) is relatively positioned in front of the second mounting seat (7), the buzzer (15) is arranged on the control terminal (14), and the control terminal (14) is connected with the buzzer (15) and the sensor (16).
2. The overload early warning and protecting device of the tower crane according to claim 1, wherein a take-up pulley (8) is mounted on the second mounting seat (7), a steel rope (10) is wound on the take-up pulley (8), the steel rope (10) stretches out of the take-up pulley (8) and is mounted on the pulley (5), and one section of the steel rope (10) hangs down from one end of the suspension arm (2).
3. The overload early warning and protecting device for the tower crane according to claim 2, wherein one end of the steel rope (10) is connected with a connecting column (11), a lifting hook (12) is arranged below the connecting column (11), a sensor (16) is arranged in the connecting column (11), and the sensor (16) is connected with the lifting hook (12).
4. The overload early warning and protecting device of the tower crane according to claim 1, wherein a driving motor (17) is installed on the base (3), the driving motor (17) is respectively located at two sides of the second installation seat (7), and the driving motor (17) is connected with the control terminal (14).
5. The overload early warning and protecting device of the tower crane according to claim 2, wherein driven gears (9) are arranged at two ends of the wire take-up wheel (8).
6. The overload early warning and protecting device for the tower crane according to claim 4, wherein a driving gear (18) is mounted on an output shaft of the driving motor (17), and the driving gear (18) is meshed with the driven gear (9).
7. The overload early warning and protecting device for the tower crane according to claim 1, wherein a pulley groove (6) is formed in the pulley (5), and the pulley groove (6) is matched with the steel rope (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323120240.9U CN221500431U (en) | 2023-11-20 | 2023-11-20 | Overload early warning protection device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323120240.9U CN221500431U (en) | 2023-11-20 | 2023-11-20 | Overload early warning protection device of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221500431U true CN221500431U (en) | 2024-08-09 |
Family
ID=92142814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323120240.9U Active CN221500431U (en) | 2023-11-20 | 2023-11-20 | Overload early warning protection device of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221500431U (en) |
-
2023
- 2023-11-20 CN CN202323120240.9U patent/CN221500431U/en active Active
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