CN218201971U

CN218201971U - Overload alarm device of electric hoist

Info

Publication number: CN218201971U
Application number: CN202221143918.8U
Authority: CN
Inventors: 李向阳
Original assignee: Suzhou Jiaze Intelligent Control Technology Co ltd
Current assignee: Suzhou Jiaze Intelligent Control Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2023-01-03
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses an electric hoist overload alarm device, including bottom plate, electric capstan, bracing piece, regulation pole, roof, pulley, promotion frame, overload warning subassembly, adjusting part and installation component, electric capstan is installed at the bottom plate top, the bracing piece is installed through the installation component respectively in bottom plate top both sides, the regulation pole is installed through adjusting part in the bracing piece top. The utility model discloses a set up the bottom plate, electric capstan, the bracing piece, adjust the pole, the roof, the pulley, promote the frame, overload warning subassembly, can carry out the timely warning of overloading to the staff when the device appears transshipping, thereby avoid the device unnecessary to damage to appear, the security of device use has also been promoted, and through setting up the bottom plate, the bracing piece, adjust the pole, adjusting part and installation component, locking Assembly, the stay cord, leading wheel and pull ring, the suitability that the device used has not only been promoted, also made things convenient for the user to place work to accomodating of device.

Description

Overload alarm device of electric hoist

Technical Field

The utility model relates to an electric hoist correlation technique field specifically is an electric hoist overload alarm device.

Background

The elevator refers to large mechanical equipment for transportation by changing potential energy, and the small electric elevator is used as an extension of the elevator, and has the advantages of large conveying capacity, high lifting height, stable and reliable operation and long service life, so that the small electric elevator is widely applied to the construction engineering of residential buildings, the well digging and soil lifting, goods yard warehouses, markets, restaurants and other places for carrying, hoisting, loading and unloading goods.

The prior art has the following defects: the structure of the small-size electric hoist at the present stage is comparatively simple and practical, can accomplish the promotion of certain weight object, the maximum weight of the object that simultaneously different electric hoist can bear is different, there is the requirement of limit for weight, but in the actual work in-process, the staff is not necessarily can accurately hold the required weight that promotes the object, if the object weight that needs to promote has exceeded the biggest bearing capacity of motor, not only can lead to the damage of machine, also probably bring certain potential safety hazard, so need an electric hoist's overload alarm device, when the object that needs to promote surpasss the limit for weight of lifting machine, be used for in time reminding the staff to stop the work of lifting machine, avoid appearing the incident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric hoist overload alarm device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electric hoist overload alarm device, includes bottom plate, electric capstan, bracing piece, regulation pole, roof, pulley, promotes the frame, transships warning subassembly, adjusting part and installation component, electric capstan is installed at the bottom plate top, the bracing piece is installed through the installation component respectively in bottom plate top both sides, the bracing piece top is installed through adjusting part and is adjusted the pole, it has the roof to adjust pole top fixedly connected with, roof bottom intermediate position is provided with the pulley, the pulley top is provided with transships warning subassembly, the pulley outer wall is provided with the steel cable, steel cable one end is connected with electric capstan one side outer wall, steel cable other end fixedly connected with promotes the frame.

As a further preferred of this technical scheme, overload warning subassembly comprises guide arm, limiting plate, compression spring, depression bar, recess, control switch, warning light and bee calling organ roof intermediate position sliding connection has the guide arm, guide arm bottom and pulley top fixed connection, roof and fixedly connected with limiting plate are run through at the guide arm top install compression spring between limiting plate bottom and the roof, the compression spring cover is established at the guide arm outer wall, limiting plate bottom both sides fixedly connected with depression bar respectively roof top both sides are seted up flutedly respectively, and are two sets of recess inside installs control switch respectively warning light and bee calling organ are installed respectively to roof bottom both sides, and are two sets of control switch passes through the wire and corresponds electric connection with warning light, bee calling organ respectively.

As a further preferred option of the technical scheme, pressing pieces are fixedly connected to the bottoms of the pressing rods, and the two groups of pressing rods and the two groups of grooves are arranged in a one-to-one correspondence manner.

As this technical scheme's further preferred, adjusting part comprises spout, spacing bolt and spacing screw the spout has been seted up to bracing piece top inboard, adjust pole bottom and spout inner wall sliding connection adjust pole one side by last multiunit spacing screw has evenly seted up under to in proper order by adjusting pole one side bracing piece top one side threaded connection has the spacing bolt, spacing bolt one end runs through the spout and adjusts one of them spacing screw inner wall threaded connection of pole one side outer wall.

As a further preferred of this technical scheme, the installation component comprises mount pad, installation piece and mounting groove, and is two sets of bracing piece bottom fixedly connected with mount pad respectively, it is two sets of mount pad bottom fixedly connected with installation piece respectively the mounting groove has been seted up respectively to bottom plate top both sides, and is two sets of the installation piece is connected with two sets of mounting groove one-to-one block.

As a further preference of this technical scheme, two sets of mounting groove both sides are provided with locking Assembly respectively, locking Assembly comprises smooth chamber, latch segment, locking groove and reset spring the smooth chamber has been seted up respectively to the mounting groove both sides, the inside sliding connection of smooth chamber has the latch segment, fixedly connected with reset spring between latch segment one side and the spout inner wall the locking groove has been seted up respectively to the mounting block both sides, latch segment opposite side and locking inslot wall block.

As a further preferred aspect of the present technical solution, the inner side of the bottom plate is rotatably connected with a guide wheel, the outer wall of the guide wheel is connected with a pull rope in a rolling manner, the pull rope is slidably connected with the bottom plate, one end of the pull rope penetrates through the sliding cavity and is fixedly connected with one side of the locking block, and the other end of the pull rope penetrates through the bottom of the bottom plate and is fixedly connected with a pull ring.

The utility model provides an electric hoist overload alarm device possesses following beneficial effect:

(1) The utility model discloses a set up the bottom plate, electric capstan, the bracing piece, adjust the pole, the roof, the pulley, promote the frame, the overload warning subassembly, in using, the user places article when placing the frame, the steel cable can drive the guide arm through the pulley and move down, continue to install article additional to placing inside the frame and lead to placing the frame when transshipping at the user, the guide arm can continue to move down through driving the limiting plate and make the depression bar can press the inside control switch of recess, and then make warning light and bee calling organ can circular telegram, thereby carry out the timely warning of overloading to the staff in fact, thereby avoid the device unnecessary to damage to appear, the security that the device used has also been promoted.

(2) The utility model discloses a set up the bottom plate, the bracing piece, adjust the pole, adjusting part and installation component, locking Assembly, the stay cord, leading wheel and pull ring, during the use, the user can move spacing bolt through twisting and remove the regulation pole again and realize the regulation work to device use height, and then promoted the suitability that the device used, and after the device uses the completion, the user can make the stay cord drive latch segment and the separation of locking groove through the pulling pull ring, the bracing piece is upwards extracted to the rethread, then twist spacing bolt, take out the regulation pole again and can accomplish the whole dismantlement work to the device, and then made things convenient for the user to place the work of accomodating of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the pulley and the overload protection warning assembly of the present invention;

FIG. 3 is a schematic view of the connection structure of the support rod and the adjusting rod of the present invention;

fig. 4 is a schematic view of the connection structure between the support rod and the bottom plate of the present invention.

In the figure: 1. a base plate; 2. an electric capstan; 3. a support bar; 4. adjusting a rod; 5. a top plate; 6. a pulley; 7. a lifting frame; 8. an overload warning component; 9. an adjustment assembly; 10. mounting the component; 11. a steel cord; 12. a guide bar; 13. a limiting plate; 14. a compression spring; 15. a pressure lever; 16. a groove; 17. a control switch; 18. a warning light; 19. a buzzer; 20. a chute; 21. a limit bolt; 22. a limiting screw hole; 23. a mounting base; 24. mounting a block; 25. mounting grooves; 26. a locking assembly; 27. a slide chamber; 28. a locking block; 29. a locking groove; 30. a return spring; 31. a guide wheel; 32. pulling a rope; 33. and (4) a pull ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical scheme: the utility model provides an electric hoist overload alarm device, includes bottom plate 1, electric capstan 2, bracing piece 3, adjusts pole 4, roof 5, pulley 6, promotes frame 7, transships warning subassembly 8, adjusting part 9 and installation component 10, electric capstan 2 is installed at 1 top of bottom plate, bracing piece 3 is installed through installation component 10 respectively to 1 top both sides of bottom plate, 3 tops of bracing piece are installed through adjusting part 9 and are adjusted pole 4, adjust 4 top fixedly connected with roofs 5 of pole, 5 bottom intermediate positions of roof are provided with

pulley

6, 6 tops of pulley are provided with transships warning subassembly 8, 6 outer walls of pulley are provided with

steel cable

11, 11 one end of steel cable is connected with 2 one side outer walls of electric capstan, 11 other end fixedly connected with of steel cable promotes frame 7.

In this embodiment, specifically: overload warning subassembly 8 comprises guide arm 12, limiting plate 13, compression spring 14, depression bar 15, recess 16, control switch 17, warning light 18 and bee calling organ 19 roof 5 intermediate position sliding connection has guide arm 12, guide arm 12 bottom and 6 top fixed connection of pulley, roof 5 and fixedly connected with limiting plate 13 are run through at guide arm 12 top install compression spring 14 between limiting plate 13 bottom and the roof 5, compression spring 14 cover is established at guide arm 12 outer wall, limiting plate 13 bottom both sides fixedly connected with depression bar 15 respectively roof 5 top both sides are seted up recessed groove 16 respectively, and two sets of recess 16 is inside installs control switch 17 respectively warning light 18 and bee calling organ 19 are installed respectively to roof 5 bottom both sides, and are two sets of control switch 17 corresponds electric connection with warning light 18, bee calling organ 19 respectively through the wire, and overload warning subassembly 8 through setting makes the device in the use, can carry the warning to the staff when the inside article of placing of lifting frame 7 surpasses the security of device own, and then avoid the device to appear in time damaging, has also promoted the security that the device used.

In this embodiment, specifically: the bottom of the pressure lever 15 is fixedly connected with a pressing piece, and the two groups of pressure levers 15 and the two groups of grooves 16 are arranged in a one-to-one correspondence mode.

In this embodiment, specifically: adjusting part 9 comprises spout 20, spacing bolt 21 and spacing screw 22 spout 20 has been seted up to 3 top inboards of bracing piece, adjust 4 bottoms of pole and 20 inner wall sliding connection of spout 4 one side of adjusting pole is by last to evenly having seted up multiunit spacing screw 22 down in proper order bracing piece 3 top one side threaded connection has spacing bolt 21, spacing bolt 21 one end runs through spout 20 and adjusts one of them spacing screw 22 inner wall threaded connection of pole 4 one side outer wall, has not only made things convenient for the user to the regulation work of device height of use through adjusting part 9 that sets up, and also can dismantle the device after accomplishing the use to the device and place, and then has made things convenient for the work of placing of accomodating to the device.

In this embodiment, specifically: installation component 10 comprises mount pad 23, installation piece 24 and mounting groove 25, and is two sets of 3 bottom difference fixedly connected with mount pad 23 of bracing piece, it is two sets of mount pad 23 bottom difference fixedly connected with installation piece 24 the mounting groove 25 has been seted up respectively to 1 top both sides of bottom plate, and is two sets of installation piece 24 is connected with two sets of mounting groove 25 one-to-one block, has made things convenient for user to be connected and dismantlement work between bracing piece 3 and the bottom plate 1 through the installation component 10 that sets up.

In this embodiment, specifically: two sets of mounting grooves 25 both sides are provided with locking Assembly 26 respectively, locking Assembly 26 comprises smooth chamber 27, latch segment 28, locking groove 29 and reset spring 30 smooth chamber 27 has been seted up respectively to mounting groove 25 both sides, the inside sliding connection in smooth chamber 27 has latch segment 28, fixedly connected with reset spring 30 between latch segment 28 one side and the spout 20 inner wall the locking groove 29 has been seted up respectively to mounting block 24 both sides, the fastness of being connected between bracing piece 3 and the bottom plate 1 can be guaranteed through the locking Assembly 26 that sets up to latch segment 28 opposite side and locking groove 29 inner wall block.

In this embodiment, specifically: the inboard leading wheel 31 that is connected with that rotates of bottom plate 1, leading wheel 31 outer wall roll connection has stay cord 32, stay cord 32 and bottom plate 1 sliding connection, slide chamber 27 and latch segment 28 one side fixed connection are run through to stay cord 32 one end, the stay cord 32 other end runs through bottom plate 1 bottom and fixedly connected with pull ring 33, through stay cord 32 and the pull ring 33 that sets up, has made things convenient for the user to the mobility control work of latch segment 28.

Working principle, when the device is used, a user can place an article to be lifted inside a placing frame, then the steel rope 11 can be rolled up by opening the electric winch 2 to lift the placing frame, and when the user places the article inside the placing frame, the steel rope 11 can drive the guide rod 12 to move downwards through the pulley 6, when the user continues to overload the weight of the article added inside the placing frame, the guide rod 12 can drive the limiting plate 13 to move downwards continuously, the compression spring 14 is compressed at the moment, and the pressure rods 15 located on two sides of the limiting plate 13 can enter the groove 16 and press the control switch 17, so that the warning lamp 18 and the buzzer 19 can be powered on, thereby the warning function can be timely performed on the worker under the action of the warning lamp 18 and the buzzer 19, so that the worker can reduce the article, as the weight of the article inside the placing frame descends, the limiting plate 13 can also drive the pressure rod 15 and the control switch 17 to be far away from the warning lamp 18 and the buzzer 19 under the rebound action of the compression spring 14 to achieve closing of the warning lamp 18 and the buzzer 19, after the use of the device is completed, when the device needs to place, the device, the pull ring can be pulled out, the pull ring can pull the pull ring device to pull the adjusting rod 28 to pull out the adjusting rod 21 to separate the bolt from the limiting block 21, and then the limiting block 21 to be separated from the limiting block 21, and the limiting block 21 to be pulled out, and the limiting block to be separated from the limiting block 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides an electric hoist overload alarm device, its characterized in that, includes bottom plate (1), electric capstan (2), bracing piece (3), adjusts pole (4), roof (5), pulley (6), promotes frame (7), transships warning subassembly (8), adjusting part (9) and installation component (10), electric capstan (2) are installed at bottom plate (1) top, bracing piece (3) are installed respectively through installation component (10) in bottom plate (1) top both sides, adjusting pole (4) are installed through adjusting part (9) in bracing piece (3) top, it has roof (5) to adjust pole (4) top fixedly connected with, roof (5) bottom intermediate position is provided with pulley (6), pulley (6) top is provided with transships warning subassembly (8), pulley (6) outer wall is provided with steel cable (11), steel cable (11) one end is connected with electric capstan (2) one side outer wall, steel cable (11) other end fixedly connected with promotes frame (7).

2. An electric hoist overload warning apparatus in accordance with claim 1, wherein: overload warning subassembly (8) comprise guide arm (12), limiting plate (13), compression spring (14), depression bar (15), recess (16), control switch (17), warning light (18) and bee calling organ (19) roof (5) intermediate position sliding connection has guide arm (12), guide arm (12) bottom and pulley (6) top fixed connection, roof (5) and fixedly connected with limiting plate (13) are run through at guide arm (12) top install compression spring (14) between limiting plate (13) bottom and roof (5), compression spring (14) cover is established at guide arm (12) outer wall, limiting plate (13) bottom both sides are fixedly connected with depression bar (15) respectively roof (5) top both sides are seted up fluted (16) respectively, and two sets of recess (16) are inside to be installed respectively control switch (17) warning light (18) and bee calling organ (19) are installed respectively to roof (5) bottom both sides, and two sets of control switch (17) correspond electric connection with warning light (18), bee calling organ (19) respectively through the wire.

3. The overload warning device for the electric hoist as claimed in claim 2, further comprising: the bottom of the compression bar (15) is fixedly connected with a compression piece, and the two groups of compression bars (15) and the two groups of grooves (16) are arranged in a one-to-one correspondence mode.

4. The overload warning device for the electric hoist as claimed in claim 1, wherein: adjusting part (9) comprises spout (20), spacing bolt (21) and spacing screw (22) spout (20) have been seted up to bracing piece (3) top inboard, adjust pole (4) bottom and spout (20) inner wall sliding connection adjust pole (4) one side by last evenly seted up multiunit spacing screw (22) down in proper order bracing piece (3) top one side threaded connection has spacing bolt (21), spacing bolt (21) one end runs through spout (20) and adjusts one of them spacing screw (22) inner wall threaded connection of pole (4) one side outer wall.

5. An electric hoist overload warning apparatus in accordance with claim 1, wherein: installation component (10) comprise mount pad (23), installation piece (24) and mounting groove (25), it is two sets of bracing piece (3) bottom fixedly connected with mount pad (23), two sets of respectively fixedly connected with installation piece (24) bottom mount pad (23) bottom installation piece (24) installation groove (25) have been seted up respectively to bottom plate (1) top both sides, and are two sets of installation piece (24) are connected with two sets of mounting groove (25) one-to-one block.

6. An electric hoist overload warning apparatus in accordance with claim 5, wherein: two sets of mounting groove (25) both sides are provided with locking Assembly (26) respectively, locking Assembly (26) comprise smooth chamber (27), latch segment (28), locking groove (29) and reset spring (30) smooth chamber (27) have been seted up respectively to mounting groove (25) both sides, smooth chamber (27) inside sliding connection has latch segment (28), fixedly connected with reset spring (30) between latch segment (28) one side and spout (20) inner wall locking groove (29) have been seted up respectively to mounting block (24) both sides, latch segment (28) opposite side and locking groove (29) inner wall block.

7. An overload warning apparatus for an electric hoist as claimed in claim 5, wherein: the inner side of the bottom plate (1) is rotatably connected with a guide wheel (31), the outer wall of the guide wheel (31) is connected with a pull rope (32) in a rolling mode, the pull rope (32) is connected with the bottom plate (1) in a sliding mode, one end of the pull rope (32) penetrates through a sliding cavity (27) and is fixedly connected with one side of a locking block (28), and the other end of the pull rope (32) penetrates through the bottom of the bottom plate (1) and is fixedly connected with a pull ring (33).