CN103216168B - Automatic homing mechanism for glass doors - Google Patents

Abstract

The invention relates to an automatic homing mechanism for a glass door, which comprises a fixed seat fixed on the ground, a fixed shaft arranged on the fixed seat, a clamping seat arranged on the fixed shaft in a pivoting way, and a piston assembly arranged in the clamping seat.

Description

Automatic homing mechanism for glass doors

technical field

The invention relates to an automatic homing mechanism for glass doors, in particular to an automatic homing mechanism that is convenient for construction.

Background technique

When a general hinge is installed on a glass door, because the glass door has a certain weight, after a period of use, the hinge shaft will gradually become unstable, causing the glass door to start to shift downward. In this way, the glass door is easy to hit the ground during the opening and closing process, and may even cause rupture in severe cases. Therefore, most of the current glass doors use hinges to provide the functions of opening and closing the door.

However, as far as the ground hinge is concerned, although it has the advantages of low failure rate and high load capacity, and can adjust the opening angle and automatic return speed, it is necessary to dig a groove on the ground according to the size of the ground hinge before installation, and then install it. After the ground hinge is fixed in the groove, it usually takes one or two more days to install the glass door, so the installation of the ground hinge is really troublesome.

Contents of the invention

The main purpose of the present invention is to provide an automatic return mechanism for glass doors, which is easy to install and can provide appropriate resistance to buffer the force of opening and closing the door while opening and closing the door.

In order to achieve the above purpose, the automatic return mechanism of the present invention includes a fixed seat, a fixed shaft, a clip seat, and a piston assembly. The fixed base is used for fixing on the ground; the fixed shaft has a shaft and an eccentric cam, and one end of the shaft is connected to the fixed base, and the eccentric cam is fixed on the shaft; the clamping base is used for clamping and fixing The glass door has an oil storage space and a shaft hole, the shaft hole communicates with the oil storage space and is used for the fixed shaft to pass through, so that the clamp seat can move around the fixed shaft with the opening and closing of the glass door Pivoting; the piston assembly is located in the oil storage space of the clamp seat and abuts against the eccentric cam of the fixed shaft, and can be pushed against by the eccentric cam of the fixed shaft when the clamp seat pivots, and is used to It is used to push the hydraulic oil to generate resistance to open and close the door. Thereby, the automatic homing mechanism of the present invention can be installed as long as it is fixed on the ground, the construction is quite convenient, and it can provide appropriate oil pressure resistance to buffer the force of opening and closing the door during use.

In the automatic homing mechanism provided by the present invention, the fixing seat has a fixing plate, a plurality of adjusting parts, and an adjusting plate, and the fixing plate has a groove, and a plurality of adjusting holes and The slots are connected, and each adjustment piece is screwed in one of the adjustment holes, and the adjustment plate is arranged in the slot of the fixed plate and connected with the fixed shaft, thereby, the adjustment plate can be supported by these adjustment pieces. Arresting and deflecting relative to the fixing plate, moving back and forth or moving left and right, is used to adjust the deviation of the glass door, so that the glass door can be closed reliably.

Description of drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention installed on a glass door.

2 and 3 are partial perspective views of a preferred embodiment of the present invention.

Fig. 4 is a cross-sectional view of a clamp seat and a piston assembly provided by a preferred embodiment of the present invention.

5A to 5D are partial cross-sectional views of a preferred embodiment of the present invention, mainly showing the process of the piston pushing the hydraulic oil.

6A to 6C are bottom views of the fixing seat provided by a preferred embodiment of the present invention, mainly showing the state of offset adjustment of the glass door.

[Description of main component symbols]

10-automatic homing mechanism; 12-glass door;

20-fixed seat; 21-fixed plate;

212-capacity tank; 214-fixing hole;

216-adjustment hole; 22a, 22b-adjustment piece;

23-adjustment plate; 232-jack;

24-end plate; 25-expansion screw;

30-fixed shaft; 32-shaft rod;

34-eccentric cam; 36-bearing;

40-clamp seat; 41-seat body;

412-inlay groove; 414-perforation;

416-shaft hole; 42-cover;

43-clip bar; 44-top contact piece;

45-decorative strip; 46-decorative plate;

47-oil storage space; 472-chamber;

474-oil guide channel; 476,478-valve hole;

48, 49-adjusting valve; 50-piston assembly;

52-piston; 522-long slotted hole;

524-oil hole; 54-fixed block;

542-bolt; 56,58-elastic parts.

detailed description

In order to describe the structure, features and functions of the present invention in detail, a preferred embodiment is listed and described as follows in conjunction with the following drawings.

Please refer to FIG. 1 to FIG. 4 , the automatic return mechanism 10 provided by a preferred embodiment of the present invention includes a fixed seat 20 , a fixed shaft 30 , a clip seat 40 , and a piston assembly 50 .

The fixed seat 20 has a fixed plate 21, a plurality of adjustment parts 22a, 22b, an adjustment plate 23, and two end plates 24, wherein, the center of the fixed plate 21 has a container 212, and on the left and right sides of the container 212 Two fixing holes 214 are provided on both sides respectively, which are respectively used for passing through an expansion screw 25, so that the fixing plate 21 can be fixed on the ground through these expansion screws 25, as shown in FIG. 1 . In addition, the outer peripheral surface of the fixing plate 21 A plurality of adjusting holes 216 with screw thread are opened to communicate with the container groove 212, and are used for screwing these adjusting pieces 22a, 22b; Arrest and deflect relative to the fixed plate 21, move back and forth or move left and right, and the center of the adjustment plate 23 is provided with a socket 232; the two end plates 24 are respectively connected to the two ends of the fixed plate 21, and can not be provided according to actual needs. .

As shown in FIG. 3 , the fixed shaft 30 has a shaft 32 and an eccentric cam 34 arranged on the shaft 32 , the bottom end of the shaft 32 is inserted and fixed in the socket 232 of the adjustment plate 23 of the fixed seat 20 , And a bearing 36 is installed on the top and bottom ends of the shaft rod 32 respectively.

As shown in FIGS. 2 to 4 , the clip seat 40 has a base body 41 , two covers 42 , two clip bars 43 , and a plurality of abutting members 44 . The seat body 41 has a slot 412 for the glass door 12 to be embedded, and a decorative strip 45 can be provided in the slot 412 according to actual needs. In addition, the two sides of the seat body 41 are provided with a plurality of screw threads. The perforated hole 414 communicates with the embedded groove 412, and a decorative plate 46 can be installed respectively according to actual needs. In addition, as shown in Figure 3 and Figure 4, the inside of the seat body 41 has an oil storage space 47, and the oil storage space 47 is divided into A chamber 472, an oil guide passage 474, and two valve holes 476, 478 spaced apart from each other, the oil guide passage 474 communicates with the chamber 472, and each valve hole 476, 478 communicates with the chamber 472 and the oil guide passage 474, respectively for a The adjustment valves 48 and 49 are arranged, as shown in Figure 5A, and the seat body 41 opens a shaft hole 416 from its bottom surface, the shaft hole 416 communicates with the chamber 472 of the oil storage space 47 and is sleeved on the fixed shaft 30, so that the seat body 41 can pivot around the fixed shaft 30 through the two bearings 36 as the glass door 12 is switched; The two clamping strips 43 are relatively arranged in the slot 412 of the seat body 41 and are attached to one side of the glass door 12; One of the clamping bars 43 enables the two clamping bars 43 to clamp the glass door 12 under the action of the abutting members 44 .

The piston assembly 50 is accommodated in the chamber 472 of the oil storage space 47 of the clip seat 40 , so that the piston assembly 50 will act synchronously with the clip seat 40 . The piston assembly 50 has a piston 52, a fixed block 54, and two elastic members 56, 58, wherein the piston 52 has a slotted hole 522 for the shaft rod 32 of the fixed shaft 30 to pass through, and the two ends of the piston 52 have respectively An oil hole 524 is used for hydraulic oil to pass through; the fixed block 54 is fixed to the piston 52 through a plug 542 and abuts against the eccentric cam 34 of the fixed shaft 30, and can be eccentrically received by the fixed shaft 30 when the clamp seat 40 pivots The cam 34 pushes against and moves; the two ends of the elastic member 56 respectively push against the piston 52 and one of the cover 42 of the clamp seat 40 to provide the power of return. The elastic member 58 is passed through the elastic member 56 and is The two ends respectively press against the piston 52 and one of the covers 42 of the holder 40 to provide the force of return and the effect of elastic compensation, but one set of the elastic members 56 and 58 can be provided according to actual needs.

The above is the detailed mechanism of the automatic return mechanism 10 of the present invention, and the use process and characteristics of the present invention will be described below.

When the glass door 12 is pushed open, the clip seat 40 will pivot along with the glass door 12 taking the shaft 32 of the fixed shaft 30 as the center of rotation, and the piston 52 at this time will be pushed by the eccentric cam 34 of the fixed shaft 30 to Moving in the chamber 472 of the oil storage space 47 toward the directions 48 and 49 away from the adjustment valve, the hydraulic oil will be squeezed by the piston 52 and flow from the left end of the piston 52 to the right end of the piston 52 through the oil hole 524 of the piston 52 , as shown in Figure 5A to Figure 5B.

When the glass door 12 starts to close, the piston 52 will be pushed by the elastic member 56 to squeeze the hydraulic oil, forcing the hydraulic oil to flow through the oil guide passage 474 and the regulating valve 48, and then flow into the chamber 472 through the valve hole 476 and pass through the piston. The oil hole 524 of the piston 52 flows toward the left end of the piston 52, as shown in FIG. 5C. When the glass door 12 is continuously closed, the piston 52 will block the entrance of the oil guide passage 474, forcing the hydraulic oil to flow from the valve hole 478 through the adjustment valve 49, and then flow into the chamber 472 through the oil guide passage 474 and the oil passing through the piston 52 Orifice 524 and flow toward the left end of piston 52, as shown in Figure 5D, until glass door 12 is fully closed. To adjust the closing speed of glass door 12 at different stages, the size of oil quantity can be adjusted by adjusting valve 48,49 respectively.

On the other hand, if the glass door 12 is misaligned when it is closed, the two sides of the adjustment plate 23 can be pushed against the two sides of the adjustment plate 23 through the front and rear four adjustment members 22a, so that the adjustment plate 23 can be formed in the cavity 212. Deflection or forward and backward movement, the rotation deviation or front and rear deviation of the glass door 12 can be corrected through the assembly relationship between the fixed shaft 30, the piston assembly 50, and the clamp seat 40, as shown in Figure 6A and Figure 6B, and Two other adjustment pieces 22b can also be used to abut the two ends of the adjustment plate 23 to correct the left-right deviation of the glass door 12, as shown in FIG. 6C.

Based on the above, it can be seen that the automatic homing mechanism 10 of the present invention can be fixed on the ground as long as it is locked by a plurality of expansion screws 25 during installation, and it is not necessary to excavate the ground, which is quite convenient in construction. The oil pressure resistance provided between the piston assembly 50 and the hydraulic oil can be used to buffer the force of opening and closing the door. Moreover, the automatic return mechanism 10 of the present invention can be fine-tuned for the position of the glass door 12 after the installation is completed. Allow the glass door 12 to be closed reliably, so as to achieve the purpose of the present invention.

The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above descriptions are only specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (8)

1., for an automatic homing mechanism for glass door, it is characterized in that, include:

One holder, for being fixed on ground;

One fixed axis, have the eccentric cam that an axostylus axostyle and is located at this axostylus axostyle, this axostylus axostyle connects this holder with its one end;

One holder, for gripping this glass door, and have an oil storage space and and be communicated with the axis hole of this oil storage space, this axis hole wears for this fixed axis, makes this holder can along with the switch motion of this glass door around this fixed axis pivotable; And

One piston component, is connected to the eccentric cam of this fixed axis in the oil storage space being located at this holder, can be subject to the contact of the eccentric cam of this fixed axis and start, for pushing hydraulic oil to produce the resistance of open and close door when this holder produces pivotable;

Wherein, this holder has a fixed head, multiple adjustment part, and one adjusts plate, this fixed head has a tank, and set out multiple adjusting hole at its outer peripheral face and be communicated with this tank, respectively this adjustment part is located in this adjusting hole movably, is connected in the tank that this fixed head is located at by this adjustment plate with this fixed axis, can this fixed head is movable relatively by the contact of these adjustment parts.

2. the automatic homing mechanism for glass door according to claim 1, it is characterized in that, this holder also has two end plates, and this two end plate is engaged in the two ends of this fixed head respectively.

3. the automatic homing mechanism for glass door according to claim 1, it is characterized in that, this fixed head fixes on the ground with multiple setscrew.

4. the automatic homing mechanism for glass door according to claim 1, is characterized in that, this holder has a pedestal and two cappings, and this pedestal has this axis hole, and the two ends of this pedestal are located in this two capping, for closing this oil storage space.

5. the automatic homing mechanism for glass door according to claim 4, it is characterized in that, this holder also has two clamp bars and multiple top retainer component, this pedestal has a caulking groove and multiple perforation, this caulking groove is used for being embedded for this glass door, and respectively this perforation is communicated with this caulking groove, and this two clamp bar to be relatively located in this caulking groove and to be sticked to this glass door, in the perforation that these top retainer components are located at this pedestal respectively and this two clamp bar of contact, this two clamp bar is made to clamp this glass door.

6. the automatic homing mechanism for glass door according to claim 4, it is characterized in that, this holder also has two plaques, is located at the two opposite sides of this pedestal.

7. the automatic homing mechanism for glass door according to claim 1, it is characterized in that, also include two regulating valves, this oil storage space has a chamber, an Oil Guide passage, and two spaced valve openings, this chamber is installed with and is communicated with this axis hole for this piston component, this this chamber of Oil Guide channel connection, respectively this valve opening is communicated with this chamber and this Oil Guide passage, for arranging for this regulating valve.

8. the automatic homing mechanism for glass door according to claim 1, it is characterized in that, this piston component has a piston, a fixed block, and at least one elastic component, this piston has a long slot bore and supplies the axostylus axostyle of this fixed axis to wear, this fixed block is located at this piston and is connected to the eccentric cam of this fixed axis, two ends this piston of contact and this holder respectively of this elastic component.