Multifunctional switching and adjusting guardrail device

Abstract

The utility model provides a multifunctional switching and adjusting guardrail device, which belongs to the field of guardrails and comprises an upper fence door component, a lower fence door component and a main frame, the upper fence door component is arranged above the lower fence door component, and the upper fence door component and the lower fence door component are respectively and rotatably connected with the main frame. The upper fence door assembly comprises an upper fence door, a rotating shaft, a rotating piece, a supporting frame, a gear, a rack and an electric cylinder, the upper fence door is rotationally connected with the rotating shaft through the rotating piece, the gear is arranged at the bottom of the rotating shaft in a sleeved mode, the rack is in meshing transmission with the gear, and a telescopic rod of the electric cylinder is connected with the rack. The turnover of the lower fence door is realized through the cooperation of the third connecting rod and the fourth connecting rod, the fence door can turn over or rotate in multiple directions through the connection of the quick disassembly and assembly movable plate, the lower fence door and the main frame, the position can be automatically adjusted according to actual requirements, the multi-function switching use is realized, various different use requirements can be adapted, and high flexibility and functionality are realized.

Description

Technical Field

[0001] The utility model belongs to the field of guardrails, and in particular relates to a multifunctional switchable and adjustable guardrail device, which is especially suitable for pig house fences. Background Art

[0002] Guardrail gates are widely used in parks, residences, livestock farms and other environments for their protective installation. They can be used in conjunction with guardrails or as a door alone. A single guardrail can also be installed on one side of a door frame as a gate. A combination of multiple guardrails can be used as fences. Fences can be used to divide the pasture into multiple areas, which can effectively manage livestock grazing, such as separating livestock of different types or ages to meet their different feeding requirements.

[0003] At present, most guardrails are composed of horizontal bars and vertical bars. Most guardrails are double-opened, so the guardrail door cannot be opened or closed at the same time. Its size is fixed and the applicable scene is single. In actual use, it is necessary to frequently change the flip direction of the gate. The existing guardrail is cumbersome, time-consuming and laborious to open. The guardrail cannot be locked and fixed after rotation, which is difficult to meet the use requirements. Therefore, it is necessary to design a multi-functional switchable and adjustable guardrail device. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a guardrail device with multifunctional switching adjustment, which realizes the automatic flipping of the upper gate through the cooperation of an electric cylinder, a gear and a rack, and realizes the flipping of the lower gate through the cooperation of a third connecting rod and a fourth connecting rod. By quickly disassembling and assembling the connection between the movable plate and the lower gate and the main frame, the guardrail gate can be flipped or rotated in multiple directions, can automatically adjust its position according to actual needs, realizes multifunctional switching use, can adapt to a variety of different usage requirements, and has high flexibility and functionality.

[0005] The utility model provides a multifunctional switchable and adjustable guardrail device, which comprises an upper gate assembly, a lower gate assembly and a main frame, wherein the upper gate assembly is arranged above the lower gate assembly, and the upper gate assembly and the lower gate assembly are rotatably connected with the main frame respectively, and the upper gate assembly comprises an upper gate, a rotating shaft, a rotating member, a support frame, a gear, a rack, an electric cylinder, a first connecting rod and a second connecting rod, wherein the upper gate is rotatably connected with the rotating shaft through the rotating member, the first end of the rotating member is fixedly connected with the rotating shaft, the second end of the rotating member is rotatably connected with the upper gate through a pin shaft, the two ends of the rotating shaft are rotatably connected with the support frame respectively, the gear sleeve is at the bottom of the rotating shaft, the rack is meshed with the gear for transmission, the telescopic rod of the electric cylinder is fixedly connected with the rack, the cylinder body of the electric cylinder is rotatably connected with the movable plate of the support frame, a positioning pin is arranged at the bottom of the upper gate, the positioning pin is arranged in the movable plate on the support frame and is slidably connected with the movable plate, the first connecting rod is arranged above the second connecting rod, and the first end of the first connecting rod is connected to the movable plate The first end of the first hinged seat in the support frame is rotatably connected, the second end of the first connecting rod is rotatably connected to the first end of the main frame, the first end of the second connecting rod is rotatably connected to the second end of the first hinged seat in the support frame, and the second end of the second connecting rod is rotatably connected to the second end of the main frame; the lower hurdle door assembly includes a lower hurdle door, a second hinged seat, a third connecting rod, a fourth connecting rod, an L-shaped plate, a spring and a guide seat, the lower hurdle door is arranged below the upper hurdle door, the second hinged seat is arranged at the bottom of the lower hurdle door, the third connecting rod is arranged above the second connecting rod, the first end of the third connecting rod is rotatably connected to the first end of the second hinged seat, the second end of the third connecting rod is rotatably connected to the first end of the L-shaped plate, the first end of the fourth connecting rod is rotatably connected to the second end of the second hinged seat, the second end of the fourth connecting rod is rotatably connected to the second end of the L-shaped plate, the second hinged seat and the L-shaped plate are both provided with fixing pins, the second hinged seat is connected to the fixing pin of the L-shaped plate through a spring, and the L-shaped plate is arranged on the guide seat.

[0006] Furthermore, the movable plate is arranged between the upper door and the lower door, and the movable plate is detachably connected to the lower door and the main frame.

[0007] Furthermore, the rotating member is arranged perpendicular to the rotating shaft.

[0008] Preferably, a fixing plate is provided on the lower fence door.

[0009] Preferably, a movable rod and a detachable ear seat are provided on the main frame.

[0010] Compared with the prior art, the utility model has the following advantages:

[0011] The utility model discloses a multifunctional switchable and adjustable guardrail device, which realizes automatic flipping of the upper gate by the cooperation of the electric cylinder, the gear and the rack, and realizes flipping of the lower gate by the cooperation of the third connecting rod and the fourth connecting rod. By quickly disassembling and assembling the connection between the movable plate and the lower gate and the main frame, the guardrail gate can be flipped or rotated in multiple directions, can automatically adjust the position according to actual needs, realizes multifunctional switching use, can adapt to a variety of different usage requirements, and has high flexibility and functionality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the upper gate of the multifunctional switchable and adjustable guardrail device of the utility model being opened;

[0013] Figure 2 It is a schematic diagram of closing each gate in the multifunctional switchable and adjustable guardrail device of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the upper gate assembly in the utility model;

[0015] Figure 4 It is a structural schematic diagram of the lower fence door assembly in the utility model;

[0016] Figure 5 This is a schematic diagram of the utility model of a multifunctional switchable and adjustable guardrail device applied to a pig house.

[0017] Main reference numerals:

[0018] Upper gate assembly 1, upper gate 11, locating pin 111, rotating shaft 12, rotating member 13, supporting frame 14, movable plate 141, first hinge seat 142, gear 15, rack 16, electric cylinder 17, first connecting rod 18, second connecting rod 19, lower gate assembly 2, lower gate 21, second hinge seat 22, third connecting rod 23, fourth connecting rod 24, L-shaped plate 25, fixing pin 251, spring 26, guide seat 27, fixing plate 28, main frame 3, movable rod 31, ear seat 32. DETAILED DESCRIPTION

[0019] In order to fully describe the technical content, structural features, objectives and effects of the present invention, the following will be described in detail with reference to the accompanying drawings.

[0020] The utility model provides a multifunctional switchable and adjustable guardrail device, such as Figure 1 and Figure 2 As shown, it includes an upper door assembly 1, a lower door assembly 2 and a main frame 3. The upper door assembly 1 is arranged above the lower door assembly 2. The upper door assembly 1 and the lower door assembly 2 are rotatably connected to the main frame 3 respectively. The main frame 3 is provided with a movable rod 31 and a detachable ear seat 32.

[0021] like Figure 3 As shown, the upper gate assembly 1 includes an upper gate 11, a rotating shaft 12, a rotating member 13, a support frame 14, a gear 15, a rack 16, an electric cylinder 17, a first connecting rod 18 and a second connecting rod 19. The upper gate 11 is rotatably connected to the rotating shaft 12 through the rotating member 13, the first end of the rotating member 13 is fixedly connected to the rotating shaft 12, the second end of the rotating member 13 is rotatably connected to the upper gate 11 through a pin shaft, the rotating member 13 is vertically arranged to the rotating shaft 12, the two ends of the rotating shaft 12 are rotatably connected to the support frame 14 respectively, the gear 15 is sleeved on the bottom of the rotating shaft 12, the rack 16 is meshed with the gear 15 for transmission, the telescopic rod of the electric cylinder 17 is fixedly connected to the rack 16, and the electric cylinder The cylinder body 17 is rotatably connected to the movable plate 141 of the support frame 14, a positioning pin 111 is provided at the bottom of the upper gate 11, the positioning pin 111 is arranged in the movable plate 141 on the support frame 14 and is slidably connected to the movable plate 141, the first connecting rod 18 is arranged above the second connecting rod 19, the first end of the first connecting rod 18 is rotatably connected to the first end of the first hinge seat 142 in the support frame 14, the second end of the first connecting rod 18 is rotatably connected to the first end of the main frame 3, the first end of the second connecting rod 19 is rotatably connected to the second end of the first hinge seat 142 in the support frame 14, and the second end of the second connecting rod 19 is rotatably connected to the second end of the main frame 3.

[0022] like Figure 4 As shown, the lower gate assembly 2 includes a lower gate 21, a second hinge seat 22, a third connecting rod 23, a fourth connecting rod 24, an L-shaped plate 25, a spring 26 and a guide seat 27. The lower gate 21 is arranged below the upper gate 11, and the movable plate 141 is arranged between the upper gate 11 and the lower gate 21. The movable plate 141 is detachably connected to the lower gate 21 and the main frame 3. The second hinge seat 22 is arranged at the bottom of the lower gate 21, and the third connecting rod 23 is arranged above the second connecting rod 24. The first end of the third connecting rod 23 is connected to the second hinge seat The first end of the third connecting rod 22 is rotatably connected, the second end of the third connecting rod 23 is rotatably connected to the first end of the L-shaped plate 25, the first end of the fourth connecting rod 24 is rotatably connected to the second end of the second hinged seat 22, the second end of the fourth connecting rod 24 is rotatably connected to the second end of the L-shaped plate 25, the second hinged seat 22 and the L-shaped plate 25 are both provided with a fixing pin 251, the second hinged seat 22 is connected to the fixing pin of the L-shaped plate 25 through a spring 26, the L-shaped plate 25 is arranged on the guide seat 27, and a fixing plate 28 is arranged on the lower fence 21.

[0023] The following is a further description of the multifunctional switchable and adjustable guardrail device of the utility model in combination with the embodiments:

[0024] like Figure 1 to Figure 5As shown, three gate operating modes are set by the disassembly and assembly combination of the movable plate 141, the lower gate 21 and the main frame 3, namely, the upper gate 11 is opened, the lower gate 21 is opened, and the upper gate 11 and the lower gate 21 are both opened. Each gate operating mode can be switched autonomously according to usage requirements.

[0025] The upper gate 11 is opened: the movable plate 141 is connected to the lower gate 21 and the main frame 32 respectively.

[0026] The telescopic column of the electric cylinder 17 rotates the shaft 12 counterclockwise through the meshing cooperation of the rack 16 and the gear 15, thereby driving the rotating member 13 fixedly connected to the shaft 12 to move, and the upper door 11 rotatably connected to the rotating member 13 rotates counterclockwise around the shaft 12 until the upper door 11 is perpendicular to the support frame 14 below it, and the upper door 11 is fully opened. During the opening process of the upper door 11, the positioning pin 111 at the bottom of the upper door 11 slides with the movable plate 141 in the support frame 14 to ensure that the upper door 11 opens stably.

[0027] The lower door 21 is opened: the movable plate 141 is separated from the lower door 21, and the movable plate 141 is connected to the main frame 3. The lower door 21 is opened by the third connecting rod 23, the fourth connecting rod 24 and the L-shaped plate 25, and during the opening process of the lower door 21, the spring 26 is in a stretched or compressed state, which can realize the rapid reset of the lower door 21.

[0028] The upper door 11 and the lower door 21 are both open: the movable plate 141 is connected to the lower door 21, and the movable plate 141 is separated from the main frame 3. The lower door 21 is opened with the cooperation of the third connecting rod 23, the fourth connecting rod 24 and the L-shaped plate 25, and the movable plate 141 fixedly connected to the lower door 21 moves, thereby driving the upper door 11, the rotating shaft 12 and the supporting frame 14 to rotate around the main frame 3 with the cooperation of the first connecting rod 18 and the second connecting rod 19, and the upper door 11 and the lower door 21 open in the same direction.

[0029] The utility model provides a multifunctional switchable and adjustable guardrail device, which realizes the automatic flipping of the upper gate 11 through the cooperation of the electric cylinder 17, the gear 15 and the rack 16, and realizes the flipping of the lower gate 21 through the cooperation of the third connecting rod 23 and the fourth connecting rod 24. By quickly disassembling and assembling the movable plate 141 and connecting with the lower gate 21 and the main frame 3, the guardrail gate can be flipped or rotated in multiple directions, can automatically adjust its position according to actual needs, realizes multifunctional switching use, can adapt to a variety of different usage requirements, and has high flexibility and functionality.

[0030] The embodiments described above are only descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A multifunctional switchable guardrail device, characterized in that: It comprises an upper door assembly, a lower door assembly and a main frame, wherein the upper door assembly is arranged above the lower door assembly, and the upper door assembly and the lower door assembly are respectively rotatably connected to the main frame. The upper gate assembly comprises an upper gate, a rotating shaft, a rotating member, a support frame, a gear, a rack, an electric cylinder, a first connecting rod and a second connecting rod, wherein the upper gate is rotatably connected to the rotating shaft through the rotating member, the first end of the rotating member is fixedly connected to the rotating shaft, the second end of the rotating member is rotatably connected to the upper gate through a pin shaft, the two ends of the rotating shaft are rotatably connected to the support frame respectively, the gear is sleeved at the bottom of the rotating shaft, the rack is meshed with the gear for transmission, the telescopic rod of the electric cylinder is fixedly connected to the rack, the cylinder body of the electric cylinder is rotatably connected to the movable plate of the support frame, a positioning pin is provided at the bottom of the upper gate, the positioning pin is provided in the movable plate on the support frame and is slidably connected to the movable plate, the first connecting rod is provided above the second connecting rod, the first end of the first connecting rod is rotatably connected to the first end of the first hinged seat in the support frame, the second end of the first connecting rod is rotatably connected to the first end of the main frame, the first end of the second connecting rod is rotatably connected to the second end of the first hinged seat in the support frame, and the second end of the second connecting rod is rotatably connected to the second end of the main frame; The lower hurdle door assembly includes a lower hurdle door, a second hinged seat, a third connecting rod, a fourth connecting rod, an L-shaped plate, a spring and a guide seat. The lower hurdle door is arranged below the upper hurdle door, the second hinged seat is arranged at the bottom of the lower hurdle door, the third connecting rod is arranged above the second connecting rod, the first end of the third connecting rod is rotatably connected to the first end of the second hinged seat, the second end of the third connecting rod is rotatably connected to the first end of the L-shaped plate, the first end of the fourth connecting rod is rotatably connected to the second end of the second hinged seat, the second end of the fourth connecting rod is rotatably connected to the second end of the L-shaped plate, the second hinged seat and the L-shaped plate are both provided with fixing pins, the second hinged seat is connected to the fixing pin of the L-shaped plate through a spring, and the L-shaped plate is arranged on the guide seat.

2. The multifunctional switchable guardrail device according to claim 1 is characterized in that: The movable plate is arranged between the upper door and the lower door, and the movable plate is detachably connected to the lower door and the main frame.

3. The multifunctional switchable guardrail device according to claim 1 is characterized in that: The rotating member is arranged perpendicularly to the rotating shaft.

4. The multifunctional switchable guardrail device according to claim 1 is characterized in that: A fixing plate is arranged on the lower fence door.

5. The multifunctional switchable guardrail device according to claim 1, characterized in that: The main frame is provided with a movable rod and a detachable ear seat.

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