CN217838014U

CN217838014U - Screw rod driving type automatic tank curtain door

Info

Publication number: CN217838014U
Application number: CN202221397891.5U
Authority: CN
Inventors: 朱金雨; 李国莲
Original assignee: Xuzhou Yuansheng Mechanical And Electrical Technology Co ltd
Current assignee: Xuzhou Yuansheng Mechanical And Electrical Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-18
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a screw rod drive type automatic tank curtain door, which comprises two support frames, two movable door rods, two connecting rods, a bottom movable door rod and a transmission assembly, wherein the tops of the two support frames are provided with an upper beam, the upper beam is provided with a drive motor, the output shaft of the drive motor is connected with an output shaft, the transmission assembly comprises umbrella-shaped teeth, rotating teeth and a screw rod, the umbrella-shaped teeth are connected with the output shaft, the rotating teeth are meshed with the umbrella-shaped teeth, the rotating teeth are provided with the screw rod, and the screw rod extends into the support frames and is connected with the support frames through bearings; when the screw rotates, the sliding seat is driven to move up and down, the movable door rod is opened and closed, and finally the door curtain is opened and closed.

Description

Screw rod driving type automatic tank curtain door

Technical Field

The utility model belongs to the technical field of jar curtain door, concretely relates to automatic jar curtain door of screw rod drive formula.

Background

The coal mine safety regulations specify: for a cage special for lifting personnel in a vertical shaft mine, a cage curtain door must be installed in order to ensure the safety of the personnel entering and exiting the cage; in recent years, with the improvement of the automation degree of mine equipment, certain automatic tank curtain door technologies and products are developed and applied.

The prior screw-driven automatic tank curtain door has the following defects when in use:

the screw rod drives the tank curtain door to lift, and when the screw rod is broken, the tank curtain door can automatically fall, so that potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic jar curtain door of screw rod drive formula to the screw rod that proposes in solving above-mentioned background art drives jar curtain door and goes up and down, when the screw rod fracture, can cause the automation of jar curtain door to fall, has the problem of potential safety hazard.

In order to achieve the above purpose, the utility model provides a following technical scheme: a screw rod driving type automatic tank curtain door comprises two support frames, movable door rods, connecting rods, bottom movable door rods and transmission assemblies, wherein an upper cross beam is installed at the tops of the two support frames, the installation of the upper cross beam is realized, a driving motor is installed on the upper cross beam, the installation of the driving motor is realized, an output shaft is connected onto the output shaft of the driving motor, the driving motor operates to drive the output shaft to rotate, the transmission assemblies comprise umbrella-shaped teeth, rotating teeth and screw rods, the umbrella-shaped teeth are connected with the output shaft, the rotating teeth are meshed with the umbrella-shaped teeth, the output shaft rotates to drive the umbrella-shaped teeth to rotate, the umbrella-shaped teeth rotate to drive the rotating teeth to rotate, the screw rods are arranged on the rotating teeth and extend into the support frames and are connected with the support frames through bearings, and the rotating teeth rotate to drive the screw rods to rotate, pulley seats which are symmetrically distributed are arranged on the side surface of the bottom movable door rod, the pulley seat screws are sleeved on the screws, the screws rotate to realize the lifting of the pulley seats, the pulley seats lift to drive the bottom movable door rod to lift, a connecting rod is movably arranged between the bottom movable door rod and the movable door rod, a plurality of movable door rods are arranged, anti-falling assemblies are arranged on the upper cross beam and the movable door rod and comprise threaded holes, electric push rods, micro motors and threaded columns, the connecting rods are movably arranged among the movable door rods, the movable door rod at the top is provided with a threaded hole, the electric push rod is arranged at the bottom of the upper cross beam, the micro motors are arranged at the end parts of the electric push rods, the output shafts of the micro motors are connected with the threaded columns, the threaded columns are screwed into the threaded holes, when the tank curtain door rises to a required height, the electric push rods are started, the micro motors are driven to move by the electric push rod, the micromotor operation drives the threaded column to be screwed into the threaded hole, the tank curtain door is limited, the pretreatment capacity of the tank curtain door to an accident situation is further improved, and the safety of the tank curtain door is guaranteed. The pulley seat comprises a seat body, a roller arranged in the seat body and a screw rod sleeve fixed at the end part of the seat body, the screw rod sleeve is sleeved on the screw rod, and the screw rod rotates to drive the screw rod sleeve to vertically move up and down; a plurality of connecting rods are movably arranged between the bottom movable door rod and the movable door rod; the bearing is connected on the supporting frame through the fixed plate.

Preferably, the electric push rod is connected with the upper cross beam through screws, so that the electric push rod and the upper cross beam are stably installed, and the micro motor is connected with the electric push rod through screws, so that the micro motor and the electric push rod are stably installed.

Preferably, the base is installed to the bottom of support frame, and the base is the cuboid structure, plays the support to the support frame through the base.

Preferably, the bottom movable door rod is connected with the pulley seat through a bolt, so that the bottom movable door rod and the pulley seat are fixed, and the supporting plate is arranged on the rear surface of the upper cross beam and is installed.

Preferably, the backup pad is "L" shape structure of inversion, be provided with the supporting component in the backup pad, the supporting component includes n shape piece, nut and external screw thread, driving motor's the outside is arranged in to n shape piece, and n shape piece runs through the backup pad, the outer wall of n shape piece is provided with the external screw thread, nut and external screw thread screw-thread close, help further playing the support to driving motor for driving motor is fixed firm.

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

(1) The screw transmission has the characteristics of high rigidity and high stability, and the pulley seat is driven to rapidly move up and down along the support frame through the rotation of the screw, so that the movable door rod is tightened and unfolded, and the opening and closing efficiency of the tank curtain door is improved;

(2) The designed anti-falling assembly is beneficial to limiting the tank curtain door lifted to the required height, so that the pretreatment capability of the tank curtain door to the accident situation is further improved, and the safety of the tank curtain door is ensured; through the designed supporting component, the driving motor is supported, and the firmness of the installation of the driving motor is increased.

Drawings

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

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is an enlarged schematic structural view of the region a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the region D in fig. 2 according to the present invention;

fig. 5 is a schematic view of the supporting structure of the driving motor of the present invention;

fig. 6 is a first cross-sectional view of the lower part of the present invention;

fig. 7 is a schematic view of a cross-sectional structure of the lower part of the present invention.

In the figure: 1. a support frame; 1-1, bearing; 1-2, fixing plates; 2. a drive motor; 3. an output shaft; 4. a threaded hole; 5. a movable door lever; 6. a connecting rod; 7. a bottom movable door lever; 8. a base; 9. a pulley seat; 9-1, a base body; 9-2, rollers; 9-3, a screw sleeve; 10. an upper cross beam; 11. an electric push rod; 12. a micro-motor; 13. a threaded post; 14. umbrella-shaped teeth; 15. rotating the teeth; 16. a screw; 17. an n-shaped piece; 18. a support plate; 19. a nut; 20. and (4) external threads.

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. 1-7, the present invention provides a technical solution: a screw rod driving type automatic tank curtain door comprises support frames 1, movable door rods 5, connecting rods 6, bottom movable door rods 7 and transmission assemblies, wherein the number of the support frames 1 is two, an upper cross beam 10 is installed at the tops of the two support frames 1, stable installation of the upper cross beam 10 is realized, a driving motor 2 is installed on the upper cross beam 10, installation of the driving motor 2 is realized, an output shaft 3 is connected onto an output shaft of the driving motor 2, the transmission assemblies comprise umbrella-shaped teeth 14, rotating teeth 15 and screw rods 16, the umbrella-shaped teeth 14 are connected with the output shaft 3, the rotating teeth 15 are meshed with the umbrella-shaped teeth 14, the rotating teeth 15 are provided with screw rods 16, the screw rods 16 extend into the support frames 1 and are connected with the support frames 1 through bearings, pulley seats 9 which are symmetrically distributed are arranged on the side surfaces of the bottom movable door rods 7, and the screw rods of the pulley seats 9 are sleeved on the screw rods 16, a plurality of connecting rods 6 are movably arranged between the bottom movable door rod 7 and the movable door rod 5, the movable door rods 5 are provided, when the tank curtain door is lifted, a driving motor 2 is started, the driving motor 2 operates to drive an output shaft 3 to rotate, the output shaft 3 rotates to drive umbrella-shaped teeth 14 to rotate, the umbrella-shaped teeth 14 rotate to drive rotating teeth 15 to rotate, the rotating teeth 15 rotate to drive a screw 16 to rotate, the screw 16 rotates to drive a pulley seat 9 to lift, the pulley seat 9 lifts to drive the bottom movable door rod 7 to lift, the bottom movable door rod 7 lifts to drive the movable door rods 5 and the connecting rods 6 to lift, anti-falling assemblies are arranged on the upper cross beam 10 and the movable door rods 5, each anti-falling assembly comprises a threaded hole 4, an electric push rod 11, a micro motor 12 and a threaded column 13, the connecting rods 6 are movably arranged between the plurality of movable door rods 5, and the movable door rod 5 at the top is provided with the threaded hole 4, electric putter 11 is installed to the bottom of entablature 10, and micromotor 12 is installed to electric putter 11's tip, be connected with screw post 13 on micromotor 12's the output shaft, and screw post 13 screw in screw hole 4 is interior, when jar curtain door rises to required height, start electric putter 11, electric putter 11 operation drives micromotor 12 and descends, micromotor 12 operation drives screw post 13 screw in screw hole 4, prescribe a limit to jar curtain door, further promote jar curtain door to the preprocessing ability of the unexpected condition, guarantee jar curtain door's security.

The pulley seat 9 comprises a seat body 9-1, a roller 9-2 arranged in the seat body 9-1 and a screw sleeve 9-3 fixed at the end part of the seat body 9-1, the screw sleeve 9-3 is sleeved on a screw 16, and the screw 16 rotates to drive the screw sleeve 9-3 to vertically move up and down; a plurality of connecting rods 6 are movably arranged between the bottom movable door rod 7 and the movable door rod 5; the bearing 1-1 is connected to the support frame 1 through a fixing plate 1-2.

The pulley seat 9 moves up and down in the supporting frame 1, and the roller 9-2 rolls along the inner wall of the supporting frame 1.

In this embodiment, preferably, the electric push rod 11 is connected to the upper cross beam 10 through screws, so that the electric push rod 11 and the upper cross beam 10 are stably mounted, and the micro motor 12 is connected to the electric push rod 11 through screws, so that the micro motor 12 and the electric push rod 11 are stably mounted.

In this embodiment, preferably, the base 8 is installed at the bottom of the support frame 1, and the base 8 is of a rectangular parallelepiped structure, so that the installation of the base 8 and the support frame 1 is realized.

In this embodiment, preferably, the bottom sliding door rod 7 and the pulley seat 9 are connected by a bolt, so that the bottom sliding door rod 7 and the pulley seat 9 are mounted, and the support plate 18 is mounted on the rear surface of the upper cross beam 10, so that the support plate 18 is mounted.

In this embodiment, preferably, the supporting plate 18 is an inverted "L" shaped structure, the supporting plate 18 is provided with a supporting component, the supporting component includes an n-shaped part 17, a nut 19 and an external thread 20, the n-shaped part 17 is disposed outside the driving motor 2, the n-shaped part 17 penetrates through the supporting plate 18, the external thread 20 is disposed on the outer wall of the n-shaped part 17, the nut 19 and the external thread 20 are screwed, when the driving motor 2 is supported, the n-shaped part 17 is taken up and disposed outside the driving motor 2, the n-shaped part 17 penetrates through the supporting plate 18, the nut 19 is taken up, and the nut 19 and the external thread 20 of the n-shaped part 17 are screwed, so as to support the driving motor 2 and increase the firmness of the installation of the driving motor 2.

The utility model discloses a theory of operation and use flow: when the tank curtain door is lifted, the driving motor 2 is started, the driving motor 2 operates to drive the output shaft 3 to rotate, the output shaft 3 rotates to drive the bevel-shaped teeth 14 to rotate, the bevel-shaped teeth 14 rotate to drive the rotating teeth 15 to rotate, the rotating teeth 15 rotate to drive the screw 16 to rotate, the screw 16 rotates to drive the pulley seat 9 to lift, the pulley seat 9 lifts to drive the bottom movable door rod 7 to lift, the bottom movable door rod 7 lifts to drive the movable door rod 5 and the connecting rod 6 to lift,

when the tank curtain door rises to a required height, the electric push rod 11 is started, the electric push rod 11 operates to drive the micro motor 12 to descend, the micro motor 12 operates to drive the threaded column 13 to be screwed into the threaded hole 4, the tank curtain door is limited, the pretreatment capacity of the tank curtain door to an accident situation is further improved, and the safety of the tank curtain door is ensured; it should be noted that when the automatic can curtain door needs to be moved again, the connection state of the threaded column 13 and the threaded hole 4 is firstly released, and the threaded column 13 is moved to a proper height, so as to avoid the occurrence of structural interference.

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 automatic jar curtain door of screw rod drive formula, includes support frame (1), dodge gate pole (5), connecting rod (6), bottom dodge gate pole (7), electric putter (11), micromotor (12), drive assembly, its characterized in that: the two support frames (1) are symmetrically arranged, the top parts of the two support frames (1) are provided with upper cross beams (10), the upper cross beams (10) are provided with driving motors (2), the output shafts of the driving motors (2) are connected with output shafts (3), the transmission assembly comprises umbrella-shaped teeth (14), rotating teeth (15) and screws (16), the umbrella-shaped teeth (14) are connected with the output shafts (3), the rotating teeth (15) are meshed with the umbrella-shaped teeth (14), the rotating teeth (15) are provided with the screws (16), the screws (16) extend into the support frames (1) and are connected with the support frames (1) through bearings (1-1), and the bearings (1-1) are connected to the support frames (1) through fixing plates (1-2); the side surface of the bottom movable door rod (7) is provided with symmetrically distributed pulley seats (9), each pulley seat (9) comprises a seat body (9-1), a roller (9-2) installed inside the seat body (9-1) and a screw rod sleeve (9-3) fixed at the end part of the seat body (9-1), the screw rod sleeve (9-3) is sleeved on a screw rod (16), and the screw rod (16) rotates to drive the screw rod sleeve (9-3) to vertically move up and down; a plurality of connecting rods (6) are movably arranged between the bottom movable door rod (7) and the movable door rod (5), and the number of the movable door rods (5) is multiple;

the electric push rod (11) is connected with the upper cross beam (10) through screws, and the micro motor (12) is connected with the electric push rod (11) through screws; be provided with on entablature (10) and dodge gate pole (5) and prevent the subassembly of falling, and prevent that the subassembly of falling includes screw hole (4), electric putter (11), micromotor (12), screw thread post (13), and the activity is provided with connecting rod (6) between a plurality of dodge gate poles (5), offers threaded hole (4) on dodge gate pole (5) at top, electric putter (11) are installed to the bottom of entablature (10), and micromotor (12) are installed to the tip of electric putter (11), are connected with screw thread post (13) on the output shaft of micromotor (12), and in screw thread hole (4) screw in screw thread post (13).

2. The screw-driven automatic tank curtain door according to claim 1, characterized in that: the base (8) is installed to the bottom of support frame (1), and base (8) are the cuboid structure.

3. The screw-driven automatic tank curtain door according to claim 1, characterized in that: the bottom movable door rod (7) is connected with the pulley seat (9) through a bolt, and a supporting plate (18) is installed on the rear surface of the upper cross beam (10).

4. The screw-driven automatic can curtain door according to claim 3, characterized in that: the support plate (18) is of an inverted L-shaped structure, and a support component is arranged on the support plate (18).

5. The screw-driven automatic can curtain door according to claim 4, characterized in that: the supporting component comprises an n-shaped piece (17), a nut (19) and an external thread (20), the n-shaped piece (17) is arranged on the outer side of the driving motor (2), the n-shaped piece (17) penetrates through the supporting plate (18), the external thread (20) is arranged on the outer wall of the n-shaped piece (17), and the nut (19) and the external thread (20) are screwed in a threaded mode.