CN210513387U - Lifting hook with weighing function - Google Patents
Lifting hook with weighing function Download PDFInfo
- Publication number
- CN210513387U CN210513387U CN201921993470.7U CN201921993470U CN210513387U CN 210513387 U CN210513387 U CN 210513387U CN 201921993470 U CN201921993470 U CN 201921993470U CN 210513387 U CN210513387 U CN 210513387U
- Authority
- CN
- China
- Prior art keywords
- lifting hook
- weighing
- protective shell
- load block
- weighing sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a lifting hook with weighing function, which comprises a protective shell, wherein the top of the protective shell is provided with a hook, the bottom of the protective shell is provided with a weighing sensor, the bottom of the weighing sensor is connected with a lifting hook component, the outer wall of the protective shell is provided with a main control board and a display screen, the display screen and the weighing sensor are respectively connected with the main control board, the bottom surface of the protective shell is provided with a movable channel, the weighing sensor passes through the movable channel, and is movably matched with the protective shell, the weighing sensor is positioned in the protective shell, the top of the weighing sensor is provided with a load block, the top surface of the load block is provided with a pressure sensor connected with the main control board, the bottom of the hook penetrates through the protective shell and is connected with the electromagnet, the electromagnet is located above the inner portion of the protective shell and is adsorbed to the load block after being electrified, the audible and visual alarm connected with the main control board is installed outside the protective shell, and when the electromagnet is separated from the load block, the audible and visual alarm gives an alarm. The utility model discloses have the overweight warning function of load and can adjust the load threshold value.
Description
Technical Field
The utility model relates to a lifting hook technical field, especially a lifting hook with function of weighing weighs.
Background
The lifting hook is a tool for lifting and taking articles and is widely applied to various fields. When in use, the lifting device is mainly matched with the machine therein to lift and transfer large articles to other places. Most articles need to be weighed when being put in storage, but the existing lifting hook does not have the weighing function, when the articles are weighed, the articles can only be lifted to the weighing position to be weighed, and after the articles are weighed, the articles are lifted again to be put in storage, so that the process is complex and a large amount of manpower and material resources are wasted.
Along with the progress of science and technology, an electronic hanging scale is applied, and the electronic hanging scale is a metering device for weighing an object to be weighed on line in a hanging state, and generally comprises a weighing sensor, a mechanical force bearing mechanism, a weighing display instrument and the like. Because of the inherent advantages of convenient use, no space occupation, low price and the like, the electronic hanging scale is very suitable for industries and departments of metallurgy, building materials, warehouses, wharfs and the like.
The patent document with the application number of CN201821755531.1 discloses an electronic hook scale hanging component, includes from last couple, weighing sensor and the lifting hook that connects gradually extremely down, and the outside cover of weighing sensor is equipped with the protecting crust, is equipped with display screen and power on the protecting crust, and weighing sensor and display screen all are connected with the power electricity, are equipped with the insulating layer in the protecting crust. Can weigh article when carrying out the handling to article through couple, lifting hook and weighing sensor cooperation, very big saving repeatedly hangs the time of getting. However, the hook, the weighing sensor and the lifting hook are all in rigid fixed connection, and when the load is too large, the connection part is likely to be broken, so that the articles fall off, and great potential safety hazards are caused to workers.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is just not enough to above-mentioned prior art, provides one kind and has the overweight warning function of load and can adjust the lifting hook that has the function of weighing of load threshold value.
In order to realize the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a lifting hook with function of weighing, includes the protecting crust, and the couple is installed at the protecting crust top, and weighing sensor is installed to the bottom, and the weighing sensor bottom is connected with the lifting hook subassembly, main control board and display screen are installed to the protecting crust outer wall, and display screen and weighing sensor are connected with the main control board respectively, it has movable channel to open on the protecting crust bottom surface, and weighing sensor passes movable channel to rather than the clearance fit, weighing sensor is located the protecting crust, and its top installs the load piece, and the pressure sensor who is connected with the main control board is installed to the load piece top surface, be connected with the electro-magnet after the protecting crust is passed to the couple bottom, the electro-magnet is located protecting crust top, and the electro-magnet circular telegram back adsorbs with the load piece, installs the audible-visual annunciator of being connected with the main control board outward.
Preferably, the weighing sensor is sleeved with a return spring, the top of the return spring is connected with the load block, and the bottom of the return spring is connected with the inner bottom surface of the protective shell.
Preferably, the lifting hook subassembly is including weighing connecting piece and lifting hook, open on lifting hook upper portion has the connecting hole, and movable mounting has the connecting axle in the connecting hole, installs joint bearing between connecting axle and the connecting hole, it has the recess that is used for installing the lifting hook to open the connecting piece bottom of weighing, and open the recess both sides have with connecting axle complex shaft hole.
Preferably, the diameter of the load block is greater than the diameter of the movable channel.
Preferably, the top surface of the electromagnet is fixedly connected with the inner top surface of the protective shell.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) by arranging the electromagnet, the load block, the pressure sensor and the audible and visual alarm, when the load of the hoisted article is overweight, the gravity of the article prompts the lifting hook to descend so as to drive the load block to descend, when the load is greater than the suction force of the electromagnet to the load block, the load block is separated from the electromagnet, the pressure sensor on the top surface of the load block detects that the pressure becomes zero, at the moment, the pressure sensor sends a control signal to the main control board, the main control board controls the audible and visual alarm device to be started to give an alarm to prompt a worker to stop hoisting, so that the situation that the load is overlarge in the hoisting process, the lifting hook is broken, and the goods fall from; the size of the magnetic force of the electromagnet can be changed by changing the current input into the electromagnet, so that the size of the lifting hook load threshold value is changed, the lifting hook is suitable for articles with different weights, and the application range is improved;
(2) through the reset spring, the load block can drive the lifting hook to reset quickly after the heavy object is taken down, so that the load block and the electromagnet are adsorbed again, and the impact force of the downward movement of the load block can be weakened when the load block is separated from the electromagnet, so that the load block is prevented from falling quickly to collide with the inner bottom surface of the protective shell due to the gravity of the object after the load block is separated from the electromagnet, and the load block or the protective shell is prevented from being damaged;
(3) set up the connecting hole through the lifting hook upper end, set up joint bearing in the connecting hole, joint bearing and axle cooperation for the lifting hook only can rock round the connecting axle at the in-process that lifts by crane, can ensure the mid point of the line of action of force at joint bearing's well ball spare at every turn, improves the repeatability of power transmission, thereby makes the precision of weighing of whole device obtain very big improvement.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
The labels in the figure are: 1-protective shell, 2-hook, 3-hook component, 31-weighing connector, 32-hook, 4-weighing sensor, 5-main control board, 6-display screen, 7-electromagnet, 8-load block, 9-movable channel, 10-audible and visual alarm, 11-reset spring, 12-connecting hole, 13-connecting shaft, 14-joint bearing, 15-groove and 16-shaft hole.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention:
as shown in fig. 1 and fig. 2, the present embodiment provides a lifting hook with a weighing function, and the lifting hook with the weighing function in the present embodiment is used in cooperation with equipment such as a crane and a tower crane, and includes a protective shell 1, a hook 2, a hook component 3, a weighing sensor 4, a main control board 5, a display screen 6, an electromagnet 7, a load block 8, an audible and visual alarm 10, and a return spring 11.
Couple 2 is installed at protecting crust 1 top, and couple 2 has a mounting through the round pin hub connection, and the mounting passes in protecting crust 1 back extends to protecting crust 1, and its fixedly connected with electro- magnet 7, and 7 top surfaces of electro-magnet and 1 interior top surface fixed connection of protecting crust, and electro-magnet 7 adopts and exchanges jack-up electromagnet, and electro-magnet 7 passes through the wire to be connected with the power electricity on the hoisting equipment, provides the electric energy for electro-magnet 7, makes electro-magnet 7 have magnetism.
The bottom of the weighing sensor 4 is connected with a hook component 3, the hook component 3 comprises a weighing connecting piece 31 and a hook 32, a connecting hole 12 is formed in the upper portion of the hook 32, a connecting shaft 13 is movably installed in the connecting hole 12, a joint bearing 14 is installed between the connecting shaft 13 and the connecting hole 12, a groove 15 used for installing the hook 32 is formed in the bottom of the weighing connecting piece 31, shaft holes 16 matched with the connecting shaft 13 are formed in two sides of the groove 15, the joint bearing 14 is matched with the connecting shaft 13, the hook 32 only can swing around the connecting shaft 13 in the lifting process, the middle point of a force action line at each time on a middle ball piece of the joint bearing 14 can be ensured, the repeatability of force transmission is improved, and the weighing precision of the whole device is greatly improved.
A movable channel 9 is formed in the center of the bottom surface of the protective shell 1, and the weighing sensor 4 and the weighing connecting piece 31 penetrate through the movable channel 9 and can be pulled and rotated in the movable channel 9; load block 8 with electro-magnet 7 complex is installed to weighing sensor 4 top horizontal installation, and load block 8 is located protecting crust 1, and its diameter is greater than the diameter of activity passageway 9, prevents that load block 8 from dropping from activity passageway 9, and load block 8 is made by metal material, can adsorb each other with electro-magnet 7 after electro-magnet 7 circular telegram has magnetism.
And a return spring 11 is installed at the bottom of the load block 8, the return spring 11 is sleeved outside the weighing sensor 4, and the bottom of the return spring 11 is fixedly connected with the inner bottom surface of the protective shell 1. When the electromagnet 7 is electrified and has magnetism, the load block 8 can be lifted in the protective shell 1 by the attraction force generated by the electromagnet 7 and the elastic force generated by the return spring 11 when the return spring returns to the natural state, and then the weighing sensor 4 and the weighing connecting piece 31 are driven to pass through the movable channel 9 and be positioned in the protective shell 1. When the article lifted on the lifting hook 32 is overweight, the gravity generated by the article is greater than the suction force of the electromagnet 7, so that the load block 8 is separated from the electromagnet 7, at the moment, the load block 8 moves downwards in the protective shell 1, the return spring 11 is further compressed, the return spring 11 is compressed under the stress, the downward force of the load block 8 is further weakened, and the load block 8 and the inner bottom surface of the protective shell 1 are prevented from directly impacting, so that the load block 8 or the protective shell 1 is prevented from being damaged.
The main control board 5, the display screen 6 and the audible-visual annunciator 10 are installed to 1 outer wall of protecting crust, and the main control board 5 is connected with display screen 6, weighing sensor 4 and audible-visual annunciator 10 respectively, can learn the weight of handling article through the response of weighing sensor 4 to with signal transmission to main control board 5, main control board 5 with signal transmission to display screen 6, and demonstrate weight data on display screen 6.
Pressure sensor (not shown) is installed to 8 top surfaces of load piece, pressure sensor is connected with the corresponding pin of main control board 5, pressure sensor can respond to 7 and the load piece 8 of electro-magnet and adsorb the back, the pressure that electro-magnet 7 produced to the 8 top surfaces of load piece, after 7 and the load piece 8 separation of electro-magnet, pressure sensor detects pressure and becomes zero, send signal to main control board 5 immediately, main control board 5 sends signal to audible-visual annunciator 10, make audible-visual annunciator 10 open, and send audible-visual alarm, the weight of the suggestion staff's heavy object that hangs exceeds the load threshold, put down the heavy object immediately and stop the handling, avoid lifting hook 32 damage on the way of handling, lead to the heavy object to fall.
The hoisting device is connected with a power supply, and the power supply is connected with the main control panel 5, the display screen 6, the audible and visual alarm 10, the pressure sensor and the weighing sensor 4 through wires respectively and used for providing electric energy. In addition, the current intensity output to the electromagnet 7 by the power supply can be adjusted, the current intensity input to the electromagnet 7 is adjusted, and the magnetic force of the electromagnet 7 is further changed, so that the threshold value of the weight of a heavy object borne by the whole device is adjusted, and the lifting of objects with different weights is adapted.
The utility model discloses a theory of operation: the method comprises the steps of firstly adjusting the current input by a power supply to an electromagnet 7, presetting a load threshold value of the whole device, then hanging an article to be hoisted on a lifting hook 32, hoisting by a crane, enabling the load block 8 to be separated from the electromagnet 7 when the weight of a heavy object is larger than the suction force of the electromagnet 7, enabling the load block 8 to move downwards in a protective shell 1 by the gravity of the heavy object, compressing a reset spring 11, enabling a pressure sensor to detect that the pressure becomes zero, immediately sending a signal to a main control board 5, enabling the main control board 5 to control an audible and visual alarm 10 to give out audible and visual alarms to prompt a worker, and immediately putting down the heavy object to stop hoisting.
When the gravity of the article is less than the load threshold: gravity is less than the attraction of electro-magnet 7 to load block 8, and electro-magnet 7 continues to adsorb together with load block 8, and pressure sensor detects the pressure that electro-magnet 7 produced to load block 8, and weighing sensor 4 sends the gravity data who surveys to main control panel 5 this moment, and main control panel 5 shows article weight information with signal transmission to display screen 6 through display screen 6.
Claims (5)
1. The utility model provides a lifting hook with function of weighing, includes protecting crust (1), and couple (2) are installed at protecting crust (1) top, and weighing sensor (4) are installed to the bottom, and weighing sensor (4) bottom is connected with lifting hook subassembly (3), main control board (5) and display screen (6) are installed to protecting crust (1) outer wall, and its characterized in that is connected with main control board (5) respectively in display screen (6) and weighing sensor (4): open on protecting crust (1) bottom surface has movable passageway (9), and weighing sensor (4) pass movable passageway (9) to rather than clearance fit, weighing sensor (4) are located protecting crust (1), and load block (8) are installed at its top, and the pressure sensor who is connected with main control board (5) is installed to load block (8) top surface, couple (2) bottom is connected with electro-magnet (7) after passing protecting crust (1), and electro-magnet (7) are located protecting crust (1) top, and electro-magnet (7) circular telegram back adsorbs with load block (8), and audible-visual annunciator (10) of being connected with main control board (5) are installed outward to protecting crust (1), and when electro-magnet (7) and load block (8) separation, audible-visual annunciator (10) report to the police.
2. A lifting hook with weighing function as claimed in claim 1, characterized in that: a reset spring (11) is sleeved outside the weighing sensor (4), the top of the reset spring (11) is connected with the load block (8), and the bottom of the reset spring is connected with the inner bottom surface of the protective shell (1).
3. A lifting hook with weighing function according to claim 1 or 2, characterized in that: lifting hook subassembly (3) are including weighing connecting piece (31) and lifting hook (32), lifting hook (32) upper portion is opened there are connecting hole (12), and movable installation has connecting axle (13) in connecting hole (12), installs joint bearing (14) between connecting axle (13) and connecting hole (12), weighing connecting piece (31) bottom is opened has recess (15) that are used for installing the lifting hook, and open recess (15) both sides have with connecting axle (13) complex shaft hole (16).
4. A lifting hook with weighing function as claimed in claim 1, characterized in that: the diameter of the load block (8) is larger than that of the movable channel (9).
5. A lifting hook with weighing function as claimed in claim 1, characterized in that: the top surface of the electromagnet (7) is fixedly connected with the inner top surface of the protective shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921993470.7U CN210513387U (en) | 2019-11-18 | 2019-11-18 | Lifting hook with weighing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921993470.7U CN210513387U (en) | 2019-11-18 | 2019-11-18 | Lifting hook with weighing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210513387U true CN210513387U (en) | 2020-05-12 |
Family
ID=70574757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921993470.7U Active CN210513387U (en) | 2019-11-18 | 2019-11-18 | Lifting hook with weighing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210513387U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124970A (en) * | 2021-04-29 | 2021-07-16 | 佛山市川东磁电股份有限公司 | Base mounting device convenient for dismounting weighing sensor and using method thereof |
| CN114526801A (en) * | 2022-02-25 | 2022-05-24 | 郑州业伟实业有限公司 | Quick weighing device for electronic hanging scale |
-
2019
- 2019-11-18 CN CN201921993470.7U patent/CN210513387U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124970A (en) * | 2021-04-29 | 2021-07-16 | 佛山市川东磁电股份有限公司 | Base mounting device convenient for dismounting weighing sensor and using method thereof |
| CN114526801A (en) * | 2022-02-25 | 2022-05-24 | 郑州业伟实业有限公司 | Quick weighing device for electronic hanging scale |
| CN114526801B (en) * | 2022-02-25 | 2023-09-26 | 郑州业伟实业有限公司 | Quick weighing device for electronic hanging scale |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210513387U (en) | Lifting hook with weighing function | |
| CN104986676A (en) | Tower crane comprehensive intelligent monitoring device | |
| CN204778341U (en) | Take crane hook of weighing device | |
| US20210122616A1 (en) | Smart Lift Device | |
| CN202265293U (en) | Discharging buckle with overload protection function | |
| CN102295224A (en) | Shackle possessing overload protection function | |
| CN205990194U (en) | A kind of small-sized household building loop wheel machine equipment being provided with protection device of weighing | |
| CN206783208U (en) | Overload monitor log instrument used for electric hoist | |
| CN205262576U (en) | Slide balance with overload alarm function | |
| CN108657981A (en) | A kind of improved safety protection lifting equipment | |
| CN204203015U (en) | A kind of cement package bags testing machine | |
| CN213864996U (en) | Automatic hoisting equipment based on hall sensor | |
| CN110498164A (en) | The protection system of lift-on/lift-off type garbage truck safety work | |
| CN207142672U (en) | Intelligent tower crane | |
| CN206783126U (en) | A kind of crane double-hung | |
| CN2306978Y (en) | Electronic scale sensor device for crane | |
| CN216918253U (en) | Position alarm device that topples is fought to lifting machine skip | |
| CN207483160U (en) | A kind of novel belt lays particular stress on the abnormity component upending frame of alarm | |
| CN206645760U (en) | A kind of building machinery material elevator structure | |
| CN207483161U (en) | The upending frame that a kind of band weighs and alarms | |
| CN216714032U (en) | Torque calculation and over-torque prevention system of double-rocker electric holding pole | |
| CN113682986B (en) | Working method of intelligent deep foundation pit operation machine | |
| CN109850777A (en) | A kind of safety monitoring device for preventing cantilever crane loop wheel machine from toppling | |
| CN103991792B (en) | A kind of crane gear intelligent limit and phonetic alarm device | |
| CN217172841U (en) | Lifting machine with prevent overweight early warning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 5th Floor, Building No. 4, 200 Tianfu Fifth Street, Chengdu High-tech Zone, Sichuan Province Patentee after: Tizhiguan (Chengdu) Technology Co.,Ltd. Address before: 610000 5th Floor, Building No. 4, 200 Tianfu Fifth Street, Chengdu High-tech Zone, Sichuan Province Patentee before: Chengdu NETAN Technology Co.,Ltd. |