CN219101023U - Dual-power free door mounting structure - Google Patents

Abstract

The utility model provides a double-power free door mounting structure, and belongs to the technical field of free doors. The double-power free door mounting structure comprises a fixing frame, an automatic opening and closing device, a rotary fixing plate and a door curtain bracket; the fixing frame is provided with a mounting plate and a connecting plate, the connecting plate is arranged at two ends of the mounting plate and is vertically connected with the mounting plate, the automatic opening and closing device is fixed on the mounting plate, a rotating shaft is arranged on the connecting plate, the rotating fixing plate is connected with the rotating shaft, an arc-shaped return spring piece is arranged on the rotating fixing plate, the arc-shaped return spring piece is matched with the automatic opening and closing device, and the door curtain support is connected with the rotating fixing plate. According to the automatic door opening and closing device, the structure of the automatic opening and closing device and the structure of the arc-shaped elastic return piece are matched with each other, so that the arc-shaped elastic return piece can rotate relative to the bearing, after the door is opened, the bearing can automatically return to the limiting plate under the action of gravity and double power of the spring, and the automatic return effect of the free door is achieved; the device has simple structure and greatly reduces the cost.

Description

Dual-power free door mounting structure

Technical Field

The utility model belongs to the technical field of free doors, and particularly relates to a double-power free door mounting structure.

Background

With the increasing consumption of substances, the refrigeration houses are increasingly used, and the logistics passage openings of modern refrigeration houses and refrigeration houses require high flexibility of passage doors and can be opened in two directions.

The conventional free door structure in the market is in a hinge form, but the hinge structure is adopted in the application environment generally required, so that the manufacturing and the installation are complex, and the cost is increased.

Patent number CN214062686U discloses a free door eccentric hinge structure, through pivot first and pivot second that sets up, when the door body is opened, because pivot second and pivot first's eccentric action, the ball can be along the lateral wall of recess to the open end of recess to upwards lift the door body a distance, when the door body is put out, under the gravity and the eccentric action of the door body, make the ball remove along the lateral wall of recess to the top of recess, when the ball removes the top of recess, the door body just closes. This patent can realize the effect of opening and shutting of free door, but the structure is too complicated, leads to the cost higher. Accordingly, it is desirable to provide a mounting structure that is simple in structure and capable of achieving the opening and closing effect of the free door.

Disclosure of Invention

The utility model provides a double-power free door mounting structure to solve the technical problems of complex hinge structure and high cost of the existing free door.

In order to achieve the above object, the technical solution of the present utility model is:

a double-power free door mounting structure comprises a fixing frame, an automatic opening and closing device, a rotary fixing plate and a door curtain bracket; the fixing frame is provided with a mounting plate and a connecting plate, the connecting plate is arranged at two ends of the mounting plate and is vertically connected with the mounting plate, the automatic opening and closing device is fixed on the mounting plate, a rotating shaft is arranged on the connecting plate, the rotating fixing plate is connected with the rotating shaft, an arc-shaped return spring piece is arranged on the rotating fixing plate, the arc-shaped return spring piece is matched with the automatic opening and closing device, and the door curtain support is connected with the rotating fixing plate.

Preferably, the automatic opening and closing device comprises a supporting plate with a groove, two ends of the supporting plate are in contact with the connecting plate on the fixing frame, a spring and a rebound block are arranged in the groove, a movable gap is arranged in the groove, a bearing is connected to the rebound block through a fixing shaft, and the fixing shaft penetrates through the movable gap.

Preferably, the automatic opening and closing device is connected with the fixing frame through bolts.

Preferably, the arc rebound piece on the rotary fixing plate comprises a limiting plate which is horizontally arranged, and two pieces which are arranged on two sides of the limiting plate are obliquely arranged on the semicircular plate upwards, and the arc rebound piece is welded on the rotary fixing plate.

Preferably, the bearing is in contact with the arcuate resilient tab and the arcuate resilient tab is rotatable relative to the bearing.

Preferably, the two door curtain brackets are arranged, and the rotary fixing plate is arranged between the two door curtain brackets through bolts.

Preferably, the door curtain bracket is provided with a plurality of mounting holes connected with the door curtain.

The beneficial effects of the utility model are as follows:

1. the structure and the mutually supporting of this application through automatic opening and shutting device and arc return spring piece make the arc return spring piece can rotate for the bearing, after the door is opened, the bearing can the self return to the limiting plate under the action of gravity and the double dynamical of spring, realizes the self return effect of free door promptly.

2. The utility model designs a relatively simple structure, is simple to manufacture and install, greatly reduces the cost, and can ensure the reliability of the free opening and closing of the door.

Drawings

Fig. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic diagram of a second embodiment of the present utility model.

Fig. 3 is a schematic view of the connection of the automatic opening and closing device and the arc-shaped rebound piece.

Fig. 4 is a schematic structural view of the automatic opening and closing apparatus.

In the figure: 1. a fixing frame; 2. rotating the fixing plate; 3. a door curtain bracket; 4. a mounting plate; 5. a connecting plate; 6. an automatic opening and closing device; 7. a rotation shaft; 8. an arc-shaped return spring plate; 9. a spring; 10. a rebound block; 11. a movable notch; 12. a fixed shaft; 13. a bearing; 14. a limiting plate; 15. a semicircular plate; 16. and (5) arc edges.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Referring to fig. 1 to 4, a double-power free door mounting structure comprises a fixing frame 1, an automatic opening and closing device 6, a rotary fixing plate 2 and a door curtain bracket 3; the fixing frame 1 is equipped with mounting panel 4 and connecting plate 5, is equipped with the mounting hole on the mounting panel 4, and mounting panel 4 fixes the upper left corner or the upper right corner on the door frame, and connecting plate 5 locates the both ends of mounting panel 4 and is connected perpendicularly with mounting panel 4, automatic opening and shutting device 6 is fixed on mounting panel 4, install rotation axis 7 on the connecting plate 5, the rotation axis 7 both ends are fixed through the nut, rotation fixed plate 2 is connected with rotation axis 7, is equipped with arc return spring piece 8 on the rotation fixed plate 2, arc return spring piece 8 cooperatees with automatic opening and shutting device 6, curtain support 3 passes through screwed connection with rotation fixed plate 2. The above free door mounting structure, when in use, the door curtain is mounted below the door curtain bracket 3, and because the rotary fixing plate 2 is mounted on the rotating shaft, the rotary fixing plate 2 is provided with the arc-shaped return spring piece 8, so after the door is opened, the arc-shaped return spring piece 8 is matched with the automatic opening and closing device 6, and the automatic opening and closing device 6 returns under the action of gravity, thereby realizing the automatic return of the free door.

Further, the automatic opening and closing device 6 comprises a supporting plate with a groove, two ends of the supporting plate are in contact with the connecting plate 5 on the fixing frame 1, a spring 9 and a rebound block 10 are arranged in the groove, a movable gap 11 is arranged in the groove, a bearing 13 is connected to the rebound block 10 through a fixed shaft 12, and the fixed shaft 12 penetrates through the movable gap 11. Preferably, the automatic opening and closing device 6 is connected with the fixing frame 1 through bolts. Specifically, the spring 9 is disposed on the upper portion of the groove, the rebound block 10 is mounted on the lower portion, the spring 9 is connected with the rebound block 10, and the bearing 13 is disposed above the arc-shaped rebound piece 8 when the bearing 13 contacts the arc-shaped rebound piece 8.

Still further, the arc return spring 8 on the rotation fixing plate 2 comprises a limiting plate 14 horizontally arranged, and two plates arranged at two sides of the limiting plate 14 are obliquely arranged on the semicircular plate 15 upwards, and the arc return spring 8 is welded on the rotation fixing plate 2. Preferably, the bearing 13 is in contact with the arcuate return spring 8, and the arcuate return spring 8 is rotatable relative to the bearing 13.

In the return state, the bearing 13 is positioned on the limiting plate 14, and under the action of external force when the door is opened, the bearing 13 moves upwards along the upwards inclined semicircular plate 15 in the arc-shaped elastic return plate 8, so that the bearing 13 compresses the spring 9 through the rebound block 10; after the external force disappears, the bearing 13 moves from the semicircular plate 15 to the limiting plate 14 under the dual actions of gravity and the spring 9, so that the free door is reset.

Further, two door curtain supports 3 are arranged, and the rotary fixing plate 2 is installed between the two door curtain supports 3 through bolts. Preferably, the door curtain bracket 3 is provided with a plurality of mounting holes connected with the door curtain. In this application door curtain support 3 side direction extends to the width within range of door curtain, has improved the holding power of door curtain, simultaneously, door curtain support 3 below is equipped with the arc limit 16 of outside slope, avoids the door curtain to be broken between by the door curtain at the in-process of opening and shutting. The curtain is installed below the curtain bracket 3, and the curtain is of the prior art and will not be described here again.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. The double-power free door mounting structure is characterized by comprising a fixing frame, an automatic opening and closing device, a rotary fixing plate and a door curtain bracket; the fixing frame is provided with a mounting plate and a connecting plate, the connecting plate is arranged at two ends of the mounting plate and is vertically connected with the mounting plate, the automatic opening and closing device is fixed on the mounting plate, a rotating shaft is arranged on the connecting plate, the rotating fixing plate is connected with the rotating shaft, an arc-shaped return spring piece is arranged on the rotating fixing plate, the arc-shaped return spring piece is matched with the automatic opening and closing device, and the door curtain support is connected with the rotating fixing plate.

2. The dual-power free door mounting structure according to claim 1, wherein the automatic opening and closing device comprises a supporting plate with a groove, two ends of the supporting plate are in contact with the connecting plate on the fixing frame, a spring and a rebound block are arranged in the groove, a movable gap is arranged in the groove, a bearing is connected to the rebound block through a fixed shaft, and the fixed shaft penetrates through the movable gap.

3. The dual power free door mounting structure of claim 2, wherein the automatic opening and closing device is connected to the fixed frame by bolts.

4. The double-power free door mounting structure according to claim 2, wherein the arc rebound piece on the rotary fixing plate comprises a limiting plate arranged horizontally and two pieces arranged on two sides of the limiting plate are arranged on the semicircular plate in an upward inclined mode, and the arc rebound piece is welded on the rotary fixing plate.

5. The dual power free door mounting structure of claim 4 wherein the bearing is in contact with the arcuate rebound piece and the arcuate rebound piece is rotatable relative to the bearing.

6. A dual power free door mounting structure as claimed in any one of claims 1 to 5 wherein there are two curtain brackets and the rotating mounting plate is mounted between the two curtain brackets by bolts.

7. The dual power free door mounting structure of claim 6, wherein the door curtain bracket is provided with a plurality of mounting holes for connecting with a door curtain.

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