CN210563946U - Balance door automatic re-setting connecting lever device - Google Patents

Abstract

The utility model belongs to the technical field of the balance door, especially, be an automatic reset turning arm device of balance door, including pivot support arm and spindle drum, the spindle drum is located below one end of pivot support arm, the one end of pivot support arm has seted up the rotation hole, the other end of pivot support arm has seted up the mounting hole, the mounting hole runs through the pivot support arm; through the pressure differential to the door that utilizes wind-force to produce, set up hidden sliding door axle balance support arm between door and door frame, according to fulcrum lever principle, can reach with the help of the indoor outer pressure differential that wind-force produced and open the door with very little strength in the great environment of wind-force, then rely on the smooth-going of balanced door five metals when closing the door, utilize the principle of wind pressure, homoenergetic is convenient to be opened under the positive and negative wind pressure, when the door leaf is opened and is closed, the door leaf inside and outside pressure homoenergetic is effectively released, open the door with the help of wind-force, reduce the wind pressure, the resistance that the door dead weight brought, wind is big more, the.

Description

Balance door automatic re-setting connecting lever device

Technical Field

The utility model belongs to the technical field of the balance door, concretely relates to balance door automatic re-setting connecting lever device.

Background

Balance doors are commonly called doors which can be pushed open by fingers. The balance door is widely applied to an outdoor-facing door of a building, and comprises a door plate, a door frame, a rotating shaft group, a fixing part, a support arm, a guide rail and a lockset.

When outdoor wind power is large, a common door needs to be opened to resist the wind power, so that great force is needed for opening the door, the disabled and children push the door open with great effort, the phenomenon of rebounding, clamping, injuring and knocking down exists, the potential safety hazard is high, and the standard use requirement of the national evacuation door is not met.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a balance door automatic re-setting connecting lever device has opens the door with the help of wind-force, reduces the resistance that wind pressure, door dead weight brought, and wind is big more, and the power of opening the door is little, satisfies the characteristics that all crowds used.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a balance gate automatic re-setting turning arm device, includes pivot support arm and spindle drum, the spindle drum is located the one end below of pivot support arm, the rotation hole has been seted up to the one end of pivot support arm, the mounting hole has been seted up to the other end of pivot support arm, the mounting hole runs through the pivot support arm, the top integrated into one piece of spindle drum is provided with the connection jack-post, the connection jack-post with it is fixed to rotate the hole block, the pivot support arm with the spindle drum rotates to be connected, the bottom of pivot support arm is close to one side of mounting hole has seted up quick-witted case guide rail groove, the inside wall block in rotation hole is fixed with the sealing strip, the transmission groove has been seted up to the bottom of spindle drum, the inside wall in transmission groove is.

Preferably, the connecting position of the rotating shaft support arm and the main shaft seat is provided with a limiting column, the limiting column is of an I-shaped structure, the bottom end of the limiting column is provided with a groove with the same outer diameter as the connecting shaft column, and the limiting column is rotatably connected with the rotating hole.

Preferably, a bearing limiting hole is formed in the middle position of the bottom end of the transmission groove, and the ball bearing seat is composed of a plurality of hemispherical cambered surface structures.

Preferably, two limiting pin holes which are symmetrically distributed are formed in the outer side wall of the rotating hole, the limiting pin holes penetrate through one end of the rotating shaft support arm and are communicated with the rotating hole, limiting pins are fixedly clamped in the limiting pin holes, one ends of the limiting pins are fixed to the limiting pin holes, and the other ends of the limiting pins are in contact with the limiting columns.

Preferably, one end of the spindle base is symmetrically provided with two mounting screw holes penetrating through the spindle base.

Preferably, the rotating shaft support arm and the spindle seat are both made of stainless steel.

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

1. this kind of balance door automatic re-setting connecting lever device, through the pressure differential to the door that utilizes wind-force to produce, set up hidden slip door axle balance support arm between door and door frame, according to fulcrum lever principle, can reach with the help of the indoor outer pressure differential that wind-force produced and open the door with very little strength in the great environment of wind-force, then rely on the smooth-going of balance door five metals when closing the door, utilize the principle of wind pressure, positive and negative wind pushes down the homoenergetic convenient opening of homoenergetic, when the door leaf is opened and is closed, the door leaf inside and outside lateral pressure homoenergetic is effectively released, open the door with the help of wind-force, reduce the wind pressure, the resistance that the door dead weight brought, wind is big more, the door opening power is little, AD disability passageway, the disabled person wheelchair easily passes through, satisfy all crowds and use, the structure is safe and reliable, and accord with evacuation door standard.

2. In addition, the pivot of pivot support arm and door adopts self-interacting ball bearing, make the door body noise of operation little and stable, the main shaft adopts high-quality alloy seamless steel pipe, bearing capacity is stronger, the pivot support arm adopts high-quality stainless steel, and intensity is higher, and the performance is more stable, the door body encircles pivot location pivot rotation, the space saving makes the peripheral space maximize that opens the door, door body 90 degrees location, main pivot and door body synchronous revolution, door body location pivot is along quick-witted case guide rail groove lateral shifting, hidden door closing device self return, guarantee that the balance door operates steadily, smoothly, all rotation and hidden installations of door closing device, satisfy building pleasing to the eye demand.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic top view of the support arm of the present invention;

fig. 3 is a schematic view of the bottom structure of the support arm of the present invention;

fig. 4 is a schematic bottom view of the spindle base of the present invention;

fig. 5 is a schematic side view of the spindle base of the present invention.

In the figure: 1. a rotating shaft support arm; 11. rotating the hole; 111. a sealing strip; 12. a limit pin hole; 13. mounting holes; 14. a chassis guide rail groove; 2. a main shaft seat; 21. a transmission groove; 211. a ball bearing seat; 212. a bearing limit hole; 22. mounting a screw hole; 23. connecting the shaft columns; 3. a limiting column; 4. and a limiting pin.

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.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a balance gate automatic re-setting turning arm device, including pivot support arm 1 and spindle drum 2, spindle drum 2 is located the one end below of pivot support arm 1, rotation hole 11 has been seted up to the one end of pivot support arm 1, mounting hole 13 has been seted up to the other end of pivot support arm 1, mounting hole 13 runs through pivot support arm 1, the top integrated into one piece of spindle drum 2 is provided with connecting shaft post 23, connecting shaft post 23 is fixed with rotation hole 11 block, pivot support arm 1 rotates with spindle drum 2 to be connected, one side that the bottom of pivot support arm 1 is close to mounting hole 13 has seted up quick-witted case guide rail groove 14, the inside wall block of rotation hole 11 is fixed with sealing strip 111, transmission groove 21 has been seted up to the bottom of spindle drum 2, the inside wall of transmission groove 21 is.

In this embodiment: case guide rail groove 14 has been seted up to one side that the bottom of pivot support arm 1 is close to mounting hole 13, main pivot and door body synchronous revolution, door body location pivot is along case guide rail groove 14 lateral shifting, hidden door closer automatic return, guarantee that the balance door operates steadily, smoothly, all rotation and the hidden installation of door closer, the pleasing to the eye demand of building has been satisfied, the inside wall block of rotation hole 11 is fixed with sealing strip 111, airtight energy-conservation, the install additional of adjustable sealing strip 111, the loss of inside heat energy has been reduced, strengthen rotational stability and gas tightness.

Specifically, a limiting column 3 is arranged at the connecting position of the rotating shaft support arm 1 and the main shaft seat 2, the limiting column 3 is of an I-shaped structure, a groove with the same outer diameter as that of the connecting shaft column 23 is formed in the bottom end of the limiting column 3, and the limiting column 3 is rotatably connected with the rotating hole 11; the I-shaped structure meets the limit connection requirement of the connecting position of the rotating shaft support arm 1 and the spindle seat 2, can fix the connecting shaft column 23 on the spindle seat 2, and can also ensure that the connecting shaft column 23 cannot deviate in the rotating hole 11 in the rotating process of the rotating shaft support arm 1, the connection is stable, and the hidden fixed mounting is attractive and practical.

Specifically, a bearing limit hole 212 is formed in the middle of the bottom end of the transmission groove 21, and the ball bearing seat 211 is composed of a plurality of hemispherical cambered surface structures; the rolling bearing is used for installing the rolling bearing, the semi-spherical cambered surface structure of the rolling bearing shaft seat 211 is attached to the rolling bearing, so that the rotation of the rolling bearing in the rolling bearing shaft seat 211 can automatically adjust the height and the position, the installation is convenient, and the running noise of the door body is small and stable.

Specifically, two limiting pin holes 12 which are symmetrically distributed are formed in the outer side wall of the rotating hole 11, the limiting pin holes 12 penetrate through one end of the rotating shaft support arm 1 and are communicated with the rotating hole 11, a limiting pin 4 is fixedly clamped in the limiting pin holes 12, one end of the limiting pin 4 is fixed with the limiting pin holes 12, and the other end of the limiting pin 4 is in contact with the limiting column 3; the stop pin 4 is used for fixing the mounting and fixing position of the limit column 3 in the rotating hole 11, so that the phenomenon that the limit column 3 slides and falls off in the rotating process is avoided, and the fixing stability of the limit column 3 in the rotating hole 11 is enhanced.

Specifically, two mounting screw holes 22 penetrating through the spindle base 2 are symmetrically distributed at one end of the spindle base 2; the installation of the spindle seat 2 is more stable when the spindle seat 2 is installed on the door plate.

Specifically, the rotating shaft support arm 1 and the spindle seat 2 are both made of 304 stainless steel; the stainless steel material has good hardness, corrosion resistance and corrosion resistance, and is firm, durable and long in service life.

The utility model discloses a theory of operation and use flow: the main shaft seat 2 is fixed to the top end of a door panel and the bottom end of the door panel through a mounting screw hole 22, then one end of a rotating shaft support arm 1 provided with a mounting hole 13 is mounted at the top end of a door frame and the bottom end of the door frame, after the rotating shaft support arm 1 and the main shaft seat 2 are respectively assembled with the door frame and the door panel, one end of the rotating shaft support arm 1 provided with a rotating hole 11 is sleeved on a connecting shaft column 23 on the main shaft seat 2, a limiting column 3 is inserted from the inside of the mounting hole 13 from top to bottom, the bottom end of the limiting column is clamped with the connecting shaft column 23, finally a limiting pin 4 is inserted from a limiting pin hole 12 formed in one side of the rotating shaft support arm 1, the insertion end of the limiting pin 4 is contacted with the middle position of the limiting column 3, a good limiting effect is achieved on the limiting column 3, a hidden sliding door shaft support arm balance is arranged between the door and the door frame by utilizing the pressure difference between the, when closing the door then rely on the smooth-going of balance door five metals, utilize the principle of wind pressure, the homoenergetic is convenient to be opened under the positive and negative wind, when the door leaf is opened and is closed, the door leaf inside and outside pressure homoenergetic obtains effective release, open the door with the help of wind-force, reduce the wind pressure, the resistance that the door dead weight brought, wind is big more, the opening door power is little more, AD disability passageway, the disabled person wheelchair is light to be passed through, satisfy all crowds and use, structure safe and reliable, and accord with the sparse door standard, 11 grades of typhoons of resistance, be applicable to and close wind, the region that the.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a balance door automatic re-setting connecting lever device which characterized in that: the novel rotary table comprises a rotary shaft support arm (1) and a main shaft seat (2), wherein the main shaft seat (2) is positioned below one end of the rotary shaft support arm (1), a rotary hole (11) is formed in one end of the rotary shaft support arm (1), a mounting hole (13) is formed in the other end of the rotary shaft support arm (1), the mounting hole (13) penetrates through the rotary shaft support arm (1), a connecting shaft column (23) is integrally formed at the top end of the main shaft seat (2), the connecting shaft column (23) is fixedly clamped with the rotary hole (11), the rotary shaft support arm (1) is rotatably connected with the main shaft seat (2), a case guide rail groove (14) is formed in one side, close to the mounting hole (13), of the bottom end of the rotary shaft support arm (1), a sealing strip (111) is fixedly clamped on the inner side wall of the rotary hole (11), a transmission groove (21) is formed in the bottom, and a ball bearing shaft seat (211) is fixed on the inner side wall of the transmission groove (21).

2. The balance door automatic reset crank arm device according to claim 1, characterized in that: the connecting position department of pivot support arm (1) with spindle drum (2) is equipped with spacing post (3), spacing post (3) are "worker" style of calligraphy structure, the bottom of spacing post (3) seted up with the recess that connecting shaft post (23) external diameter equals, spacing post (3) with rotate hole (11) and rotate and be connected.

3. The balance door automatic reset crank arm device according to claim 1, characterized in that: the middle position of the bottom end of the transmission groove (21) is provided with a bearing limiting hole (212), and the ball bearing seat (211) is composed of a plurality of hemispherical cambered surface structures.

4. The balance door automatic reset crank arm device as claimed in claim 2, wherein: two limiting pin holes (12) which are symmetrically distributed are formed in the outer side wall of the rotating hole (11), the limiting pin holes (12) penetrate through one end of the rotating shaft support arm (1) and are communicated with the rotating hole (11), limiting pins (4) are fixed in the limiting pin holes (12) in a clamping mode, one ends of the limiting pins (4) are fixed to the limiting pin holes (12), and the other ends of the limiting pins are in contact with the limiting columns (3).

5. The balance door automatic reset crank arm device according to claim 1, characterized in that: one end of the spindle seat (2) is symmetrically provided with two mounting screw holes (22) penetrating through the spindle seat (2).

6. The balance door automatic reset crank arm device according to claim 1, characterized in that: the rotating shaft support arm (1) and the spindle seat (2) are both made of 304 stainless steel.

Images