CN110668370A - Elevator with overweight alarming function - Google Patents
Elevator with overweight alarming function Download PDFInfo
- Publication number
- CN110668370A CN110668370A CN201911085614.3A CN201911085614A CN110668370A CN 110668370 A CN110668370 A CN 110668370A CN 201911085614 A CN201911085614 A CN 201911085614A CN 110668370 A CN110668370 A CN 110668370A
- Authority
- CN
- China
- Prior art keywords
- box
- elevator
- weighing sensor
- hydraulic pump
- connecting box
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a lifter with an overweight warning function, which comprises a lifter main body, a weighing sensor and a buzzer, wherein the lifter main body comprises a supporting box, a scissor lifting support is hinged to the top of the supporting box, a lifting platform is arranged on the top of the scissor lifting support, hydraulic cylinders are symmetrically arranged between the scissor lifting support and the lifter main body, piston rods are arranged in the hydraulic cylinders, the top of each piston rod is connected to the bottom of the lifting platform, a connecting box is arranged on the top of the lifting platform, a guardrail is connected to the periphery of the top of the connecting box, a carrying plate is arranged on the top of the connecting box, the weighing sensor is arranged on the bottom of the carrying plate, the bottom of the weighing sensor penetrates through the top plate of the connecting box, a PLC (programmable logic controller) and the buzzer are arranged on the outer side of one end of the supporting box, a storage battery is arranged in the supporting box, and a warning sound, the weight is reduced in time, and the use safety of the elevator is improved.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator with an overweight alarm function.
Background
The hydraulic lift mainly realizes the lifting function through the pressure transmission of hydraulic oil, and the shear fork mechanical structure of the hydraulic lift enables the lift to lift, so that the hydraulic lift has higher stability, a wide operation platform and higher bearing capacity, and brings convenience for use. When the existing scissor lift is used, if the weight of transported goods exceeds a rated value, an alarm sound cannot be timely sent out to perform early warning, so that the damage to the lift caused by the heavy goods is easily caused in the lifting process of the lift, and the inconvenience is brought to the use.
Disclosure of Invention
The present invention is directed to an elevator with an overload warning function to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a lifter with an overweight warning function comprises a lifter main body, a weighing sensor and a buzzer, wherein the lifter main body comprises a supporting box, the top of the supporting box is hinged with a scissor lifting support, the top of the scissor lifting support is provided with a lifting platform, hydraulic cylinders are symmetrically arranged between the scissor lifting support and the lifter main body, piston rods are arranged in the hydraulic cylinders, the top of each piston rod is connected with the bottom of the lifting platform, the top of the lifting platform is provided with a connecting box, the periphery of the top of the connecting box is connected with a guardrail, the top of the connecting box is provided with a carrying plate, the bottom of the carrying plate is provided with the weighing sensor, the bottom of the weighing sensor penetrates through the top plate of the connecting box, the outer side of one end of the supporting box is provided with a PLC controller and the buzzer, a storage battery is arranged in the supporting box, the data output end of the weighing sensor is connected with the data input, the signal output end of the wireless transmission module is connected with the signal receiving end of the wireless transmission module in the PLC, and the PLC is electrically connected with the buzzer.
Preferably, supporting box top both ends all are provided with anti-toppling device, and anti-toppling device includes the parent tube, and is provided with vertical support column in the parent tube, and the support column top is provided with pressure sensor, and the pressure sensor top is provided with the spliced pole, and parent tube open-top in-connection has the apron, and is provided with on the apron with spliced pole sliding connection's through-hole, the spliced pole other end is connected at the bottom both ends of elevating platform.
Preferably, the data output end of the pressure sensor is connected with the data input end of the single chip microcomputer, the data output end of the single chip microcomputer is connected with the data input end of the wireless transmission module, the signal output end of the wireless transmission module is connected with the signal receiving end of the wireless transmission module in the PLC, and the pressure sensor and the weighing sensor are both provided with batteries.
Preferably, the bottom plate of the connecting box is provided with a cushion pad at a position corresponding to the weighing sensor, the cushion pad is of a rubber material structure, and the top plate of the connecting box is provided with a through hole in sliding connection with the weighing sensor.
Preferably, all the four corners of the bottom of the supporting box are connected with idler wheels through connecting columns, two of the idler wheels are provided with locking devices, a pushing handle is connected to the outer side wall of one end of the supporting box, the other side of the supporting box is connected with a box door through a hinge, a display screen is arranged on the box door, and the display screen is electrically connected with the PLC.
Preferably, be provided with a plurality of hydraulic tank in the supporting box, the bottom setting of pneumatic cylinder is in the supporting box, and the one end intercommunication that the through-hole on every hydraulic tank lateral wall passes through pipeline and first hydraulic pump, the inlet port intercommunication that the other end of first hydraulic pump passes through pipeline and pneumatic cylinder bottom setting, every hydraulic tank top all is provided with the second hydraulic pump, the through-hole intercommunication at pipeline and hydraulic tank top is passed through to second hydraulic pump one end, the other end of second hydraulic pump passes through the oil outlet intercommunication that pipeline and pneumatic cylinder top set up.
Preferably, the PLC controller is electrically connected with the storage battery in the support box through the power management system, and the PLC controller is electrically connected with the first hydraulic pump and the second hydraulic pump in the support box.
Compared with the prior art, the invention has the beneficial effects that:
1. the goods on the carrying plate are weighed through the arranged weighing sensor, the weighing sensor transmits a detected numerical value to the single chip microcomputer, the single chip microcomputer compares data, when the weight placed on the carrying plate is larger than a preset value, the single chip microcomputer transmits a signal to the PLC through the wireless transmission module, the PLC controls the buzzer to give an alarm sound to remind a worker that the elevator is overweight in load, the weight is timely reduced, the use safety of the elevator is improved, and the elevator is protected;
2. the anti-toppling device that sets up, when the goods on carrying the thing board is partial to one end when heavier, the spliced pole that drives the bottom pushes down, spliced pole contact pressure sensor, signals to singlechip, the singlechip passes through wireless transmission module transmission signal to PLC controller, the PLC controller will control bee calling organ and send the police dispatch newspaper sound, remind staff lift platform slope, and PLC controller in time controls hydraulic pump work, promote the piston rod removal in the pneumatic cylinder, guarantee lift platform's level, prevent the goods slope, bring the facility for handling work.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the lift of the present invention being raised;
FIG. 3 is a schematic structural view of the anti-toppling device of the present invention;
FIG. 4 is a circuit connection block diagram of the present invention.
In the figure: 1. an elevator main body; 2. a connecting box; 3. a loading plate; 4. a guardrail; 5. a weighing sensor; 51. a cushion pad; 6. a support box; 7. a PLC controller; 8. a buzzer; 9. a hydraulic cylinder; 10. a hydraulic oil tank; 11. a storage battery; 12. a roller; 13. an anti-toppling device; 131. connecting columns; 132. a cover plate; 133. a pressure sensor; 134. a support pillar; 14. a lifting platform; 15. a piston rod; 16. a scissor lifting support; 17. a single chip microcomputer; 18. a wireless transmission module; 19. a display screen; 20. a first hydraulic pump; 21. a second hydraulic pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, the present invention provides a technical solution: a lifter with an overweight warning function comprises a lifter body 1, a weighing sensor 5 and a buzzer 8, wherein the lifter body 1 comprises a supporting box 6, the top of the supporting box 6 is hinged with a scissor lifting support 16, the top of the scissor lifting support 16 is provided with a lifting platform 14, hydraulic cylinders 9 are symmetrically arranged between the scissor lifting support 16 and the lifter body 1, piston rods 15 are arranged in the hydraulic cylinders 9, the top of the piston rods 15 is connected with the bottom of the lifting platform 14, the top of the lifting platform 14 is provided with a connecting box 2, the periphery of the top of the connecting box 2 is connected with guardrails 4, the top of the connecting box 2 is provided with a carrying plate 3, the bottom of the carrying plate 3 is provided with the weighing sensor 5, the bottom of the weighing sensor 5 penetrates through the top plate of the connecting box 2, the outer side of one end of the supporting box 6 is provided with a PLC (programmable logic controller) 7 and the buzzer 8, the supporting box 6 is internally provided with a storage battery 11, the data output end of the single chip microcomputer 17 is connected with the data input end of the wireless transmission module 18, the signal output end of the wireless transmission module 18 is connected with the signal receiving end of the wireless transmission module 18 in the PLC controller 7, and the PLC controller 7 is electrically connected with the buzzer 8.
6 top both ends of supporting box all are provided with anti-toppling device 13, and anti-toppling device 13 includes the parent tube, and is provided with vertical support column 134 in the parent tube, and support column 134 top is provided with pressure sensor 133, and pressure sensor 133 top is provided with spliced pole 131, and parent tube open-top in-connection has apron 132, and is provided with the through-hole with spliced pole 131 sliding connection on the apron 132, and the bottom both ends at elevating platform 14 are connected to the spliced pole 131 other end.
The data output end of the pressure sensor 133 is connected with the data input end of the single chip microcomputer 17, the data output end of the single chip microcomputer 17 is connected with the data input end of the wireless transmission module 18, the signal output end of the wireless transmission module 18 is connected with the signal receiving end of the wireless transmission module 18 in the PLC 7, and the pressure sensor 133 and the weighing sensor 5 are both provided with batteries.
Be provided with blotter 51 on the bottom plate of connecting box 2 corresponding weighing sensor 5's the position, and blotter 51 is the rubber materials structure, be provided with on the roof of connecting box 2 with weighing sensor 5 sliding connection's through-hole.
All be connected with gyro wheel 12 through the spliced pole in 6 bottom four corners of supporting box, and wherein two gyro wheels 12 have locking device certainly, are connected with the pushing hands on the lateral wall of 6 one ends of supporting box, and 6 opposite sides of supporting box have the chamber door through hinged joint, and are provided with display screen 19 on the chamber door, display screen 19 and PLC controller 7 electric connection.
Be provided with a plurality of hydraulic tank 10 in the supporting box 6, the bottom setting of pneumatic cylinder 9 is in supporting box 6, and the one end intercommunication that the through-hole on every hydraulic tank 10 lateral wall passes through pipeline and first hydraulic pump 20, the inlet port intercommunication that the other end of first hydraulic pump 20 passes through pipeline and the setting of pneumatic cylinder 9 bottom, every hydraulic tank 10 top all is provided with second hydraulic pump 21, the through-hole intercommunication at pipeline and hydraulic tank 10 top is passed through to second hydraulic pump 21 one end, the oil outlet intercommunication that pipeline and the setting of pneumatic cylinder 9 top are passed through to the other end of second hydraulic pump 21.
The PLC controller 7 is electrically connected with the storage battery in the supporting box 6 through a power management system, and the PLC controller 7 is electrically connected with the first hydraulic pump 20 and the second hydraulic pump 21 in the supporting box 6. .
The working principle is as follows: when the device is used, goods are conveyed to the object carrying plate 3, the weighing sensor 5 starts to work to weigh the goods on the object carrying plate 3, the weighing sensor 5 transmits a detected numerical value to the single chip microcomputer 17, the single chip microcomputer 17 compares the data, when the weight placed on the object carrying plate 3 is larger than a preset value, the single chip microcomputer 17 transmits a signal to the PLC controller 7 through the wireless transmission module 18, the PLC controller 7 controls the buzzer 8 to give an alarm to remind a worker that the elevator is overweight in load and timely reduce the weight, if the elevator is not overweight, the PLC controller 7 controls the first hydraulic pump 20 to start working, the second hydraulic pump 21 pumps hydraulic oil at the top of the hydraulic cylinder 9, the hydraulic oil in the hydraulic oil tank 10 is conveyed into the hydraulic cylinder 9, the piston rod 15 is ejected out to push the lifting platform 14 to rise for carrying the goods, and when the lifting platform 14 descends, the first hydraulic pump 20 pumps the hydraulic oil at the bottom of the, the second hydraulic pump 21 conveys hydraulic oil into the hydraulic cylinder 9, the piston rod 15 descends, and the lifting platform 14 descends;
when the goods on carrying thing board 3 is partial to one end heavier, drive the spliced pole 131 of bottom and push down, spliced pole 131 contact pressure sensor 133, produce signal to singlechip 17, singlechip 17 passes through 18 transmission signal of wireless transmission module to PLC controller 7, PLC controller 7 will control bee calling organ 8 and send the police dispatch newspaper sound, remind staff lift platform 14 slope, and PLC controller 7 in time controls hydraulic pump work, promote the piston rod removal in the pneumatic cylinder, guarantee lift platform's level, prevent the goods slope, bring the facility for handling work.
It is worth noting that: whole device passes through the PLC controller and realizes control to it, because the equipment that the PLC controller matches is equipment commonly used, belongs to current mature technology, no longer gives unnecessary details its electric connection relation and specific circuit structure here.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a lift with overweight alarming function, includes lift main part (1), weighing sensor (5) and bee calling organ (8), its characterized in that: the elevator main body (1) comprises a supporting box (6), a scissor lifting support (16) is hinged to the top of the supporting box (6), a lifting platform (14) is arranged at the top of the scissor lifting support (16), hydraulic cylinders (9) are symmetrically arranged between the scissor lifting support (16) and the elevator main body (1), piston rods (15) are arranged in the hydraulic cylinders (9), the top of each piston rod (15) is connected to the bottom of the lifting platform (14), a connecting box (2) is arranged at the top of the lifting platform (14), guardrails (4) are connected to the periphery of the top of the connecting box (2), a carrying plate (3) is arranged at the top of the connecting box (2), a weighing sensor (5) is arranged at the bottom of the carrying plate (3), the bottom of the weighing sensor (5) penetrates through a top plate of the connecting box (2), a PLC controller (7) and a buzzer (8) are arranged on the outer side, be provided with battery (11) in supporting box (6), the data output part of weighing sensor (5) is connected with the data input part of singlechip (17) in connecting box (2), the data output part of singlechip (17) is connected with the data input part of wireless transmission module (18), the signal output part of wireless transmission module (18) is connected with the signal receiving terminal of wireless transmission module (18) in PLC controller (7), PLC controller (7) and bee calling organ (8) electric connection.
2. An elevator having an overload warning function according to claim 1, wherein: support case (6) top both ends and all be provided with anti-overturning device (13), and anti-overturning device (13) include the parent tube, and be provided with vertical support column (134) in the parent tube, support column (134) top is provided with pressure sensor (133), pressure sensor (133) top is provided with spliced pole (131), parent tube open-top in-connection has apron (132), and be provided with on apron (132) with spliced pole (131) sliding connection's through-hole, the bottom both ends at elevating platform (14) are connected to spliced pole (131) other end.
3. An elevator having an overload warning function according to claim 2, wherein: the data output end of the pressure sensor (133) is connected with the data input end of the single chip microcomputer (17), the data output end of the single chip microcomputer (17) is connected with the data input end of the wireless transmission module (18), the signal output end of the wireless transmission module (18) is connected with the signal receiving end of the wireless transmission module (18) in the PLC (7), and the pressure sensor (133) and the weighing sensor (5) are both provided with batteries.
4. An elevator having an overload warning function according to claim 1, wherein: be provided with blotter (51) on the position that corresponds weighing sensor (5) on the bottom plate of connecting box (2), and blotter (51) are the rubber materials structure, be provided with on the roof of connecting box (2) with weighing sensor (5) sliding connection's through-hole.
5. An elevator having an overload warning function according to claim 1, wherein: all be connected with gyro wheel (12) through the spliced pole in supporting box (6) bottom four corners, and wherein two gyro wheels (12) have locking device certainly, be connected with the pushing hands on supporting box (6) one end lateral wall, and supporting box (6) opposite side has the chamber door through hinged joint, and is provided with display screen (19) on the chamber door, display screen (19) and PLC controller (7) electric connection.
6. An elevator having an overload warning function according to claim 1, wherein: be provided with a plurality of hydraulic tank (10) in support box (6), the bottom setting of pneumatic cylinder (9) is in support box (6), and the one end intercommunication that the through-hole on every hydraulic tank (10) lateral wall passes through pipeline and first hydraulic pump (20), the inlet port intercommunication that the other end of first hydraulic pump (20) passes through pipeline and pneumatic cylinder (9) bottom setting, every hydraulic tank (10) top all is provided with second hydraulic pump (21), the through-hole intercommunication at pipeline and hydraulic tank (10) top is passed through to second hydraulic pump (21) one end, the other end of second hydraulic pump (21) passes through the oil outlet intercommunication that pipeline and pneumatic cylinder (9) top set up.
7. An elevator having an overload warning function according to claim 1, wherein: the PLC controller (7) is electrically connected with the storage battery in the support box (6) through a power management system, and the PLC controller (7) is electrically connected with the first hydraulic pump (20) and the second hydraulic pump (21) in the support box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911085614.3A CN110668370A (en) | 2019-11-08 | 2019-11-08 | Elevator with overweight alarming function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911085614.3A CN110668370A (en) | 2019-11-08 | 2019-11-08 | Elevator with overweight alarming function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110668370A true CN110668370A (en) | 2020-01-10 |
Family
ID=69086550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911085614.3A Pending CN110668370A (en) | 2019-11-08 | 2019-11-08 | Elevator with overweight alarming function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110668370A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999022A (en) * | 2020-09-11 | 2020-11-27 | 合肥工业大学 | Suspension system test bed with adjustable rigidity of transverse plate spring |
| CN112542004A (en) * | 2020-12-14 | 2021-03-23 | 西安新程万创信息技术有限公司 | Human resource service sharing system |
-
2019
- 2019-11-08 CN CN201911085614.3A patent/CN110668370A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999022A (en) * | 2020-09-11 | 2020-11-27 | 合肥工业大学 | Suspension system test bed with adjustable rigidity of transverse plate spring |
| CN111999022B (en) * | 2020-09-11 | 2022-06-14 | 合肥工业大学 | Suspension system test bed with adjustable rigidity of transverse plate spring |
| CN112542004A (en) * | 2020-12-14 | 2021-03-23 | 西安新程万创信息技术有限公司 | Human resource service sharing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110668370A (en) | Elevator with overweight alarming function | |
| CN206842919U (en) | A kind of stable type monkey | |
| CN206634981U (en) | A kind of liftable mobile trolley and equipment transfer device | |
| CN205087891U (en) | Fork truck fork utensil protection system based on load position is detected | |
| CN105958141B (en) | A kind of lead-acid accumulator intelligent detection device | |
| CN210915234U (en) | Elevator with overweight alarming function | |
| CN204958285U (en) | Weigh and prevent lift that overloads | |
| CN206591841U (en) | A kind of discharging platform with warning function | |
| CN217687487U (en) | Overload alarm device for construction unloading platform | |
| CN213416175U (en) | Overload alarm device for preventing forklift from toppling | |
| CN213115568U (en) | Overload alarm device for discharging platform | |
| CN212581451U (en) | Forklift stress real-time monitoring device | |
| CN206751269U (en) | A kind of novel material lifts platform | |
| CN209010023U (en) | A kind of skyscraper transport device | |
| CN112551457A (en) | Elevating platform is used in communication maintenance | |
| CN207192740U (en) | A kind of platform of lift | |
| CN208667002U (en) | A kind of new Type of Hydraulic tray carriage | |
| CN215287718U (en) | Material hoisting accessory is used in high altitude construction with overload alarm function | |
| CN100460308C (en) | Rubber membrane sealed type air storage cabinet thin shell top multiple-point digital control integrated raising method | |
| CN205898981U (en) | Last low power acoustic control alarm device of fork truck | |
| CN214734136U (en) | Roller-skating type hydraulic lifting equipment | |
| CN212340399U (en) | Material load monitoring devices for platform of unloading | |
| CN205900737U (en) | Lead acid battery intellectual detection system device | |
| CN220583583U (en) | Weighing device for commodity circulation | |
| CN214702477U (en) | Novel overweight suggestion warning of portable goods shelves device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |