CN214699540U

CN214699540U - Wear-resisting anticorrosive type constant force spring gallows

Info

Publication number: CN214699540U
Application number: CN202022653312.6U
Authority: CN
Inventors: 施理平
Original assignee: Nantong Juli Spring Hanger Co ltd
Current assignee: Nantong Juli Spring Hanger Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-11-12
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a wear-resistant and corrosion-resistant constant force spring support and hanger, which comprises a shell, wherein a main spring is arranged in the shell, the upper end of the main spring is connected with a main spring plate, the lower end of the main spring is connected with a lifting plate, the lifting plate is connected with the lower end of the shell through a bolt, the upper end of the main spring plate is fixedly connected with four vertical suspenders, the suspenders are slidably connected in a sleeve pipe at the upper end of the shell, the upper end of the suspenders is fixedly connected with a loading plate, the left side and the right side of the main spring plate are respectively and rotatably connected with a roller, and one side opposite to the roller is respectively provided with a friction component, the utility model has compact structure and simple adjustment, can be adjusted by adjusting an adjusting rod, can be fixed through a clamping component, can simultaneously adjust auxiliary springs at the two sides, avoids the inclination of the main spring plate caused by uneven stress at the two sides, and can adjust the pressure on the roller through the friction component to convert kinetic energy into internal energy, the consumption is carried out.

Description

Wear-resisting anticorrosive type constant force spring gallows

Technical Field

The utility model relates to a lifting device technical field specifically is wear-resisting anticorrosive type constant force spring gallows.

Background

The constant force spring support and hanger (constant hanger for short) is designed according to the moment balance principle. Under the allowable load displacement, the load moment and the spring moment are always kept in balance. When the pipeline and equipment supported by the constant crane are displaced, constant supporting force can be provided, so that additional stress can not be brought to the pipeline equipment.

The existing constant force spring support and hanger is complex to adjust, bolts on different sides need to be adjusted simultaneously, pressure plates on two sides are prone to uneven stress, and the constant force spring support and hanger only has a buffering effect and lacks of a damping effect. Therefore, the utility model provides a wear-resisting anticorrosive type constant force spring hangers and support to solve the problem of proposing among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting anticorrosive type constant force spring hangers and support to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the wear-resistant and corrosion-resistant constant-force spring support and hanger comprises a shell, wherein a main spring is arranged in the shell, the upper end of the main spring is connected with a main spring plate, the lower end of the main spring is connected with a lifting plate, the lifting plate is connected with the lower end of the shell through a bolt, the upper end of the main spring plate is fixedly connected with four vertical hanging rods, the hanging rods are slidably connected into a sleeve at the upper end of the shell, the upper end of each hanging rod is fixedly connected with a loading plate, the left side and the right side of the main spring plate are rotatably connected with rollers, and one side, opposite to each roller, of each hanging rod is provided with a friction assembly;

the left side and the right side of the main spring plate are symmetrically provided with pressing plates, the lower sides of the pressing plates are hinged inside the shell, the upper sides of the pressing plates are hinged with movable rods, the movable rods are connected with secondary springs, the secondary springs are connected with racks, the racks are meshed with a first gear, the first gear is connected with a rotating shaft, the racks are symmetrically arranged around the center of the rotating shaft, the lower end of the rotating shaft is rotatably connected in a protective shell, the rotating shaft is rotatably connected with the shell through a bearing, a first bevel gear is fixed at the upper end of the rotating shaft, a second bevel gear is meshed with the first bevel gear, the rotating shaft of the second bevel gear is connected with an adjusting rod, the adjusting rod is rotatably connected with the protective shell through the bearing, the end part of the adjusting rod is fixed with a nut, the adjusting rod is convenient to adjust, the outer side of the adjusting rod is provided with a clamping assembly, the clamping assembly comprises a limiting sleeve fixed with the shell and a clamp in the limiting sleeve, the clamp is connected with the limiting sleeve through a bolt, and the outer side of the adjusting rod corresponding to the clamp is provided with anti-slip grains, the clamping force of the clamp is adjusted through the bolt, the adjusting rod is fixed, and then the position of the pressing plate is fixed.

As a further scheme of the utility model, friction pack includes friction disc and spring one, and the one end that the friction disc was kept away from to spring one is connected on adjusting bolt's lower extreme slider, and slider sliding connection is in main spring inboard, and adjusting bolt sliding connection is in the spout of main spring inboard upside.

As the utility model discloses further scheme again, the downside that the downside of main spring board corresponds the running roller all is equipped with the slotted hole, makes things convenient for frictional piece whereabouts, through the position of adjusting bolt fixed sliding block, and then the elasticity of adjusting spring one, adjusts the packing force of friction disc, converts the kinetic energy of running roller into internal energy, consumes kinetic energy.

As the utility model discloses further scheme again, the movable rod level sets up, and movable rod sliding connection rocks about the restriction clamp plate in the uide bushing.

As the utility model discloses scheme further still, the downside of protective housing is fixed with the blotter, and the thickness of blotter is greater than the height of the outstanding main spring board of adjusting bolt, supports main spring board.

As the utility model discloses scheme further still, one side that the secondary spring is close to the pivot is equipped with spacing subassembly, and spacing subassembly includes guide bar and stop collar, and the guide bar sets up and the guide bar is parallel with the rack about pivot central symmetry, and the stop collar is fixed on the protective housing, carries on spacingly to the secondary spring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses compact structure adjusts simply, only needs the regulation pole to adjust, fixes through clamping component, adjusts the secondary spring of both sides simultaneously, avoids the uneven main spring board slope that causes of both sides atress, and simultaneously, accessible friction subassembly is adjusted the pressure to the running roller, turns into internal energy with kinetic energy, consumes.

Drawings

Fig. 1 is a schematic structural view of a wear-resistant and corrosion-resistant constant-force spring support hanger.

Fig. 2 is a structural schematic diagram of a rack in a wear-resistant and corrosion-resistant constant-force spring support hanger.

Fig. 3 is a schematic structural diagram of a clamping assembly in the wear-resistant and corrosion-resistant constant-force spring support hanger.

Fig. 4 is a schematic perspective view of a main spring plate in the wear-resistant and corrosion-resistant constant-force spring support and hanger.

In the figure: 1. a housing; 2. a main spring; 3. a liftable plate; 4. a secondary spring; 5. pressing a plate; 6. a main spring plate; 7. a guide sleeve; 8. a load board; 9. a boom; 10. a movable rod; 11. a rack; 12. a first gear; 13. a protective shell; 14. a limiting component; 15. a roller; 16. a friction assembly; 17. adjusting the bolt; 18. a rotating shaft; 19. a first bevel gear; 20. a second bevel gear; 21. adjusting a rod; 22. and (4) clamping the assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a wear-resistant and corrosion-resistant constant force spring hanger comprises a housing 1, a main spring 2 is disposed in the housing 1, an upper end of the main spring 2 is connected to a main spring plate 6, a lower end of the main spring 2 is connected to a liftable plate 3, the liftable plate 3 is connected to a lower end of the housing 1 through a bolt, four vertical suspension rods 9 are fixedly connected to an upper end of the main spring plate 6, the suspension rods 9 are slidably connected to a sleeve at an upper end of the housing 1, a loading plate 8 is fixedly connected to an upper end of the suspension rods 9, rollers 15 are rotatably connected to left and right sides of the main spring plate 6, a friction assembly 16 is disposed on a side opposite to the rollers 15, the friction assembly 16 comprises a friction plate and a first spring, one end of the first spring, which is far away from the friction plate, is connected to a lower end slider of an adjusting bolt 17, the slider is slidably connected to the main spring plate 6, the adjusting bolt 17 is slidably connected to a chute at an upper side of the main spring plate 6, slotted holes are formed in the lower side of the main spring plate 6 corresponding to the lower side of the roller 15, so that the friction fragments can fall conveniently, the position of the sliding block is fixed through an adjusting bolt 17, the elastic force of a first spring is further adjusted, the pressing force of a friction plate is adjusted, the kinetic energy of the roller 15 is converted into internal energy, and the kinetic energy is consumed;

the left side and the right side of the main spring plate 6 are symmetrically provided with a pressing plate 5, the lower side of the pressing plate 5 is hinged in the shell 1, the upper side of the pressing plate 5 is hinged with a movable rod 10, the movable rod 10 is horizontally arranged, the movable rod 10 is slidably connected in a guide sleeve 7 to limit the left-right shaking of the pressing plate 5, the movable rod 10 is connected with a secondary spring 4, the secondary spring 4 is connected with a rack 11, the rack 11 is meshed with a first gear 12, the first gear 12 is connected with a rotating shaft 18, the rack 11 is symmetrically arranged about the center of the rotating shaft 18, the lower end of the rotating shaft 18 is rotatably connected in a protective shell 13, the lower side of the protective shell 13 is fixed with a cushion, the thickness of the cushion is larger than the height of the main spring plate 6 of an adjusting bolt 17 protruding out of the main spring plate 6 to support the main spring plate 6, the rotating shaft 18 is rotatably connected with the shell 1 through a bearing, the upper end of the rotating shaft 18 is fixed with a first bevel gear 19, and the first bevel gear 19 is meshed with a second bevel gear 20, the rotating shaft of the bevel gear II 20 is connected with an adjusting rod 21, the adjusting rod 21 is rotatably connected with the protective shell 13 through a bearing, a nut is fixed at the end part of the adjusting rod 21 and is convenient to adjust, a clamping assembly 22 is arranged on the outer side of the adjusting rod 21, the clamping assembly 22 comprises a limiting sleeve fixed with the shell 1 and a hoop in the limiting sleeve, the hoop is connected with the limiting sleeve through a bolt, anti-skid patterns are arranged on the outer side of the adjusting rod 21 corresponding to the hoop, the adjusting rod 21 is fixed through adjusting the clamping force of the hoop through the bolt, the position of the pressing plate 5 is further fixed, a limiting assembly 14 is arranged on one side, close to the rotating shaft 18, of the auxiliary spring 4, the limiting assembly 14 comprises a guide rod and a limiting sleeve, the guide rod is arranged in central symmetry with respect to the rotating shaft 18 and is parallel to the rack 11, the limiting sleeve is fixed on the protective shell 13 and is used for limiting the auxiliary spring 4, and the surfaces of the main spring 2 and the auxiliary spring 4 are treated by a cathode electrophoresis technology, ensuring permanent corrosion resistance.

The utility model discloses a theory of operation is: when the device is used, the device is connected with the outside through the loading plate 8, the prepressing force is adjusted through the lifting plate 3, the adjusting rod 21 is rotated to drive the bevel gear II 20 to rotate, the bevel gear I19 is further driven to rotate, the gear I12 is further driven to rotate, the rack 11 is further driven to move, the distance between the two pairs of springs 4 is further adjusted, the pressing force and the pressing position on the pressing plate 5 and the roller wheel 15 are further adjusted, the pressing force and the pressing position are fixed through the clamping assembly 22, meanwhile, the pressure on the roller wheel 15 can be adjusted through the friction assembly 16, kinetic energy is converted into internal energy, and the internal energy is consumed.

The utility model discloses compact structure adjusts simply, only needs adjust pole 21 and can adjust, fixes through clamping component 22, adjusts the auxiliary spring 4 of both sides simultaneously, avoids the uneven main spring board 6 slope that causes of both sides atress, and simultaneously, accessible friction pack 16 adjusts the pressure to running roller 15, turns into internal energy with kinetic energy, consumes.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The wear-resistant and corrosion-resistant constant-force spring support and hanger comprises a shell (1) and is characterized in that a main spring (2) is arranged in the shell (1), the upper end of the main spring (2) is connected with a main spring plate (6), the lower end of the main spring (2) is connected with a lifting plate (3), the lifting plate (3) is connected with the lower end of the shell (1) through a bolt, the upper end of the main spring plate (6) is fixedly connected with four vertical hanging rods (9), the hanging rods (9) are connected in a sleeve pipe at the upper end of the shell (1) in a sliding mode, the upper end of each hanging rod (9) is fixedly connected with a loading plate (8), the left side and the right side of the main spring plate (6) are respectively and rotatably connected with a roller (15), and one side, opposite to each roller (15), is provided with a friction assembly (16);

the left side and the right side of the main spring plate (6) are symmetrically provided with pressing plates (5), the lower sides of the pressing plates (5) are hinged inside the shell (1), the upper side of each pressing plate (5) is hinged with a movable rod (10), each movable rod (10) is connected with an auxiliary spring (4), each auxiliary spring (4) is connected with a rack (11), the racks (11) are meshed with a first gear (12), the first gear (12) is connected with a rotating shaft (18), the racks (11) are symmetrically arranged relative to the center of the rotating shaft (18), the lower end of the rotating shaft (18) is rotatably connected into a protective shell (13), the rotating shaft (18) is rotatably connected with the shell (1) through a bearing, a first bevel gear (19) is fixed at the upper end of the rotating shaft (18), a second bevel gear (20) is meshed with the first bevel gear (19), the rotating shaft of the second bevel gear (20) is connected with an adjusting rod (21), and the adjusting rod (21) is rotatably connected onto the protective shell (13) through a bearing, the end fixing who adjusts pole (21) has the nut, and the outside of adjusting pole (21) is equipped with clamping component (22), clamping component (22) include the clamp in stop collar and the stop collar fixed with casing (1), and the clamp passes through bolted connection stop collar, and the outside of adjusting pole (21) corresponding clamp is equipped with anti-skidding line.

2. The wear-resistant and corrosion-resistant constant force spring support and hanger as claimed in claim 1, wherein the friction assembly (16) comprises a friction plate and a first spring, one end of the first spring, which is far away from the friction plate, is connected to a lower end sliding block of the adjusting bolt (17), the sliding block is slidably connected in the main spring plate (6), and the adjusting bolt (17) is slidably connected in a sliding groove on the upper side of the main spring plate (6).

3. The wear-resistant and corrosion-resistant constant force spring support and hanger as claimed in claim 1, wherein the underside of the main spring plate (6) is provided with a slotted hole corresponding to the underside of the roller (15).

4. The wear-resistant and corrosion-resistant constant force spring support and hanger according to claim 1, wherein the movable rod (10) is horizontally arranged, and the movable rod (10) is slidably connected in the guide sleeve (7).

5. The wear-resistant and corrosion-resistant constant force spring support and hanger as claimed in claim 1, wherein a buffer pad is fixed on the lower side of the protective shell (13), and the thickness of the buffer pad is greater than the height of the adjusting bolt (17) protruding out of the main spring plate (6).

6. The wear-resistant and corrosion-resistant constant force spring support and hanger according to claim 1 is characterized in that a limiting assembly (14) is arranged on one side, close to the rotating shaft (18), of the secondary spring (4), the limiting assembly (14) comprises guide rods and limiting sleeves, the guide rods are arranged in a central symmetry mode relative to the rotating shaft (18) and are parallel to the rack (11), and the limiting sleeves are fixed on the protective shell (13).