CN211173879U

CN211173879U - Servo wide-channel double-leaf shear type door mechanism

Info

Publication number: CN211173879U
Application number: CN201921833708.XU
Authority: CN
Inventors: 马晓东; 杨喜昕
Original assignee: BEIJING JOYDATA TECHNOLOGIES CO LTD
Current assignee: BEIJING JOYDATA TECHNOLOGIES CO LTD
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-04
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a servo wide passageway biparting cuts formula door mechanism, including the frame, be equipped with the motor on it, with the rocking arm that the first linkage subassembly that the motor is connected, be connected with the first linkage subassembly, with the big door leaf of rocking arm rigid coupling, with big door leaf nested connection's little door leaf, still include: the adjusting mechanism comprises a base and a driving assembly, wherein the base is connected with the rack in a sliding mode, the driving assembly is used for driving the base to slide, the base is rotatably connected with a second linkage assembly, the second linkage assembly is rotatably connected with the rocker arm, the second linkage assembly is connected with a large gear, and a small gear meshed with the large gear is arranged on the small door leaf. The utility model discloses a set up with frame sliding connection's base realizes adjusting the passageway of opening angle in order to adapt to different widths of little door.

Description

Servo wide-channel double-leaf shear type door mechanism

Technical Field

The utility model relates to an entrance guard's floodgate machine equipment technical field. More specifically, the utility model relates to a servo wide passageway double fan cuts formula door mechanism.

Background

Along with the rapid development of subway and high-speed rail station entering systems and the rise of industries such as comprehensive entertainment places, large-scale halls and the like, the demand of gate machines is increasing. The gate can be classified into a scissor type leaf door, a rotary type leaf door, a three-bar type, etc. according to the blocking device. For the shear type fan door, the opening angle of a small door of the existing shear type fan door is fixed, and the small door cannot be suitable for channels with different widths, so that the application range of the shear type fan door is limited.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

The utility model discloses it is still another purpose to provide a servo wide passageway double leaf cuts formula door mechanism, its through set up with frame sliding connection's base realizes adjusting the passageway of opening angle in order to adapt to different widths of little door.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a servo wide channel double-leaf scissor-type door mechanism, comprising: the frame, be equipped with the motor on it, with the first linkage subassembly that the motor is connected, with the rocking arm that first linkage subassembly is connected, with the big door leaf of rocking arm rigid coupling, with the little door leaf of big door leaf nested connection, still include:

the adjusting mechanism comprises a base connected with the frame in a sliding manner and a driving assembly used for driving the base to slide, the base is hinged with a second linkage assembly, the second linkage assembly is hinged with the rocker arm, the second linkage assembly is connected with a large gear, and a small gear meshed with the large gear is arranged on the small door leaf.

Preferably, the motor is a servo motor.

Preferably, the rack comprises a base and a vertical plate vertically arranged on the base, wherein the lower end of the rocker arm is hinged with the base;

the driving assembly comprises a screw horizontally and fixedly arranged on the base and a positioning plate vertically and fixedly arranged on the base, a positioning hole penetrates through the positioning plate, and the free end of the screw penetrates through the positioning hole and is provided with a nut matched with the free end of the screw so as to drive the base to slide.

Preferably, a sliding groove is formed in the base, a first sliding block is arranged on the base, and the first sliding block is slidably arranged in the sliding groove to realize sliding connection between the base and the base.

Preferably, the first linkage assembly comprises a third connecting rod connected with the output shaft of the servo motor and a fourth connecting rod hinged to the third connecting rod, and the fourth connecting rod is hinged to the rocker arm.

Preferably, the second linkage assembly comprises a first connecting rod hinged to the base and a second connecting rod hinged to the first connecting rod, the second connecting rod is connected with the rocker arm through a first rotating shaft, and the free end of the second connecting rod is connected with the large gear.

Preferably, two second limiting columns are horizontally arranged at intervals on the part, located below the third connecting rod, of the vertical plate;

further comprising: the spring comprises at least two return springs, wherein one ends of the return springs are connected with the rocker arms, the other ends of the return springs sequentially penetrate through the large door leaf and the rocker arms and are connected with the upper portion of the small door leaf, and a plurality of first limiting columns are arranged in the rocker arms at intervals to limit the positions of the return springs.

Preferably, the vertical plate is provided with a slide rail, the rocker arm is provided with a fixed rod, the free end of the fixed rod is provided with a second slide block, and the second slide block is connected with the slide rail in a sliding manner.

The utility model discloses at least, include following beneficial effect:

first, the utility model discloses a two fans cut formula door realizes adjusting the passageway width that two fans cut formula door through the angle of opening of adjusting little door leaf, and this not only can make two fans cut the passageway that formula door can be applicable to different width, and this kind of structure has brought very big facility for the installation and debugging moreover, and the angle of opening of little door leaf in prior art is fixed unchangeable, can not adjust the distance that little door leaf stretches out big door leaf.

Second, the utility model discloses a set up with frame sliding connection's base realizes adjusting the angle of opening of little door to realize adjusting the distance that little door stretches out big door leaf.

Thirdly, the utility model discloses a set up return spring, return spring with the upper end of little door leaf is connected, the required resilience force is less when pulling little door leaf return, on the one hand satisfy with little door leaf and big door leaf return simultaneously because this kind of resilience force that sets up is little, still can reduce the impact of third connecting rod and the spacing post of second, and then realize noise abatement, prolong the live time of equipment, on the other hand because return spring's resilience force is less, the resistance that servo motor overcome when driving the rocking arm and rotate is less, based on this characteristics, the servo motor of low power and less rated torque can be selected, simultaneously when the double leaf formula door of cutting open the state (namely the little door leaf stretches out big door leaf, the state that the passageway was closed), the holding power that servo motor provided is less, is favorable to prolonging the life of motor; set up the spacing post of second, on the one hand the spacing post of second is used for injecing the third connecting rod is at certain angle within range internal rotation, and on the other hand when servo motor broke down, the spacing post of second can avoid the third connecting rod to be the circular motion and lead to the opening and shutting that the door was cut to the formula to the double fan ceaselessly.

Fourth, be connected speed reducer or the built-in reduction gears of driving motor with traditional driving motor and compare, the utility model discloses a servo motor lug connection link mechanism has the steady controllable of motion, and the noise is low, advantage such as with low costs.

Fifth, to the two fans shear the formula door, need set for and can push open by force, but at present more pass through electromagnet and realize that the two fans shear the formula door can force and push open, but because the electro-magnet is inefficacy easily, lead to the trouble to send out frequently, and the utility model discloses a servo motor, first linkage subassembly, second linkage subassembly and the design of gear wheel and pinion realize that the push-away power is adjustable, make the two fans shear the formula door be applicable to different occasions, for example at regional adjustable great push-away power relatively such as high-speed railway, subway, can adjust to less push-away power relatively at middle and primary schools, enlarge the application range of two fans shear the formula door.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a servo wide-channel double-leaf scissor-type door mechanism according to one embodiment of the present invention;

fig. 2 is a schematic structural diagram of a servo wide-channel double-leaf scissor-type door mechanism according to one embodiment of the present invention;

fig. 3 is a schematic structural diagram of a closed state of the servo wide-channel double-leaf scissor-type door mechanism according to one embodiment of the present invention (i.e., the large door leaf and the small door leaf return);

fig. 4 is a schematic structural diagram of the open state of the servo wide-channel double-leaf scissor-type door mechanism according to one of the technical solutions of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1-4, the utility model provides a servo wide-channel double-fan shear type door mechanism, include: the door comprises a rack 1, a motor, a first linkage assembly connected with the motor, a rocker arm 2 connected with the first linkage assembly, a nested large door leaf 3 fixedly connected with the rocker arm 2, and a nested small door leaf 4 connected with a large door leaf 3, wherein the lower end of the rocker arm 2 is rotatably connected with the rack 1, the small door leaf 4 is nested inside the large door leaf 3, the small door leaf 4 and the large door leaf 3 have the same shape as a scissor door in the prior art, and the lower end of the small door leaf 4 is connected with the large door leaf 3 through a second rotating shaft (the small door leaf 4 can partially protrude out of the large door leaf 3 and can also be completely retracted into the large door leaf 3);

further comprising: the adjusting mechanism comprises a base 501 (namely, the base 501 can move horizontally relative to the frame 1) and is in sliding connection with the frame 1, and a driving assembly for driving the base 501 to slide, wherein the base 501 is hinged with a second linkage assembly, the second linkage assembly is hinged with the rocker arm 2, the second linkage assembly is connected with a large gear 402, a small gear 401 meshed with the large gear 402 is arranged on the small door leaf 4, so that the size of the small door leaf 4 protruding relative to the large door leaf 3 (namely, the distance of the small door leaf 4 extending out of the large door leaf 3) can be adjusted by adjusting the position of the base 501, and the adjusting mechanism can be adapted to channels with different widths.

In this kind of technical scheme, the motor passes through first interlock subassembly drive the opening and shutting of door leaf 3, in the use, according to the width of actual demand passageway, adjusts the position of base 501. By adopting the technical scheme, the double-leaf scissor door of the utility model realizes the adjustment of the distance that the small door leaf 4 extends out of the large door leaf 3 by adjusting the opening angle of the small door leaf 4, which not only can enable the double-leaf scissor door to be applicable to channels with different widths, but also brings great convenience for installation and debugging due to the structure, while the opening angle of the small door leaf 4 in the prior art is fixed and unchangeable, and the double-leaf scissor door cannot be applicable to channels with different widths; the utility model discloses a set up with frame 1 sliding connection's base 501 realizes adjusting the angle of opening of little door leaf 4 to realize adjusting the distance that little door leaf 4 stretches out big door leaf 3.

In another embodiment, the motor is a servo motor 904. Adopt this technical scheme, the utility model discloses a servo motor 904 lug connection first linkage subassembly has that the motion is steady controllable, and the noise is low, advantage such as with low costs.

In another technical scheme, the rack 1 comprises a base 101 and a vertical plate 102 vertically arranged on the base 101, wherein the lower end of the rocker arm 2 is hinged to the base 101;

the driving assembly comprises a screw rod 504 horizontally and fixedly arranged on the base 501 and a positioning plate 505 vertically arranged on the base 101, a positioning hole penetrates through the positioning plate 505, the free end of the screw rod 504 penetrates through the positioning hole, a nut matched with the free end of the screw rod is arranged at the end of the screw rod to drive the base 501 to slide, and the position of the base 501 is adjusted by screwing the nut in the using process. By adopting the technical scheme, the base 501 is driven to slide by arranging the screw rod 504 and the nut, and the base 501 can be fixed.

In another technical scheme, a sliding groove is formed in the base 101, a first sliding block is arranged on the base 501, and the first sliding block is slidably arranged in the sliding groove to realize the sliding connection between the base 101 and the base 501. By adopting the technical scheme, the sliding connection between the base 501 and the base 101 is realized.

In another technical solution, the first linkage assembly includes a third connecting rod 701 connected to the output shaft of the servo motor 904, and a fourth connecting rod 801 hinged to the third connecting rod 701, where the fourth connecting rod 801 is hinged to the swing arm 2, so as to drive the swing arm 2 to rotate. By adopting the technical scheme, the rocker arm 2 is driven to rotate.

In another technical solution, the second linking component includes a first connecting rod 502 rotatably connected to the base 501, a second connecting rod 503 hinged to the first connecting rod 502, the second connecting rod 503 is rotatably connected with the rocker arm 2 through a first rotating shaft (the first rotating shaft is fixedly arranged on the frame 1, a through hole is arranged on the second connecting rod 503, and the through hole is sleeved on the first rotating shaft so as to realize the rotatable connection of the second connecting rod 503 and the first rotating shaft), the free end of the second connecting rod 503 is connected to the large gear 402, and during use, by adjusting the position of the base 501, the included angle between the first connecting rod 502 and the second connecting rod 503 is adjusted, and further, the size of the small door leaf 4 protruding out of the large door leaf 3 is adjusted (namely, the opening angle of the small door leaf 4 is adjusted). By adopting the technical scheme, the large gear 402 drives the small gear 401 to rotate through the second linkage assembly.

In another technical solution, two second limiting columns 901 are horizontally arranged at intervals on a portion of the vertical plate 102 below the third connecting rod 701 (a joint between the third connecting rod 701 and the servo motor 904 is located between the two second limiting columns 901 as shown in fig. 1), so as to limit the third connecting rod 701 to rotate within a certain angle range;

further comprising: one end of each return spring 902 is connected with the corresponding rocker arm 2, the other end of each return spring 902 sequentially penetrates through the corresponding large door leaf 3 and the corresponding rocker arm 2 to be connected with the upper portion of the corresponding small door, and a plurality of first limiting columns 909 are arranged in the corresponding rocker arm 2 at intervals to limit the positions of the return springs 902;

in this embodiment, the angle for driving the third connecting rod 701 to rotate when the servo motor 904 normally works is smaller than the angle for driving the third connecting rod 701 to rotate by the return spring 902 (when the power is off, that is, when the servo motor 904 cannot normally work, the return spring 902 drives the third connecting rod 701 to rotate until the third connecting rod 701 contacts one of the second limiting posts 909);

in the using process, when the servo motor 904 normally works, the second limiting column 701 does not contact with the third connecting rod 701, when the equipment is powered off, the return spring 902 pulls the large door leaf 3 and the small door leaf 4 to return, and the third connecting rod 701 collides with one second limiting column 909 to stop moving; by adopting the technical scheme, the return spring 902 is arranged, the return spring 902 is connected with the upper end of the small door leaf 4, the required resilience force is small when the small door leaf 4 is pulled to return, on one hand, the requirement of returning the small door leaf 4 and the large door leaf 3 is met, and simultaneously, the resilience force is small, the impact force between the third connecting rod 701 and the second limiting column 909 can be reduced, so that the noise is reduced, the service time of the equipment is prolonged, on the other hand, the resilience force of the return spring 902 is small, the resistance force overcome by the servo motor 904 when the rocker arm 2 is driven to rotate (namely the small door leaf 4 stretches out of the large door leaf 3) is small, on the basis of the characteristic, the servo motor 904 with small power and small rated torque can be selected, and simultaneously, when the double-shear door is in an open state (namely the small door leaf 4 stretches out of the large door leaf 3 and the passage is closed), the holding force provided by, the service life of the servo 904 motor is prolonged; a second limiting column 909 is provided, on one hand, the second limiting column 909 is used for limiting the third connecting rod 701 to rotate within a certain angle range, and on the other hand, when the servo motor 904 fails, the second limiting column 909 can prevent the third connecting rod 701 from doing circular motion.

In another technical scheme, a sliding rail 903 is arranged on the vertical plate 102 (the sliding rail 903 is consistent with the motion track of the rocker arm 2), a fixed rod 906 is arranged on the rocker arm 2, a second slider 907 is arranged at the free end of the fixed rod 906, and the second slider 907 is connected with the sliding rail 903 in a sliding manner. By adopting the technical scheme, the rocker arm 2 is fixed.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the servo wide channel double leaf scissor door mechanism of the present invention will be apparent to those skilled in the art.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. Servo wide-channel double-leaf shear type door mechanism, comprising: the frame, be equipped with the motor on it, with the first linkage subassembly that the motor is connected, with the rocking arm that first linkage subassembly is connected, with the big door leaf of rocking arm rigid coupling, with the little door leaf of big door leaf nested connection, its characterized in that still includes:

2. The servo wide channel double leaf scissor door mechanism of claim 1, wherein the motor is a servo motor.

3. The servo wide channel double leaf scissor door mechanism of claim 1, wherein the frame comprises a base, a vertical plate vertically disposed on the base, wherein a lower end of the rocker arm is hinged to the base;

4. The servo wide channel double leaf scissor door mechanism according to claim 3, wherein the base has a sliding slot, the base has a first sliding block, and the first sliding block is slidably disposed in the sliding slot to achieve the sliding connection between the base and the base.

5. The servo wide channel double leaf scissor door mechanism of claim 3, wherein the first linkage assembly comprises a third link coupled to the servo motor output shaft, a fourth link coupled to the third link, the fourth link being coupled to the rocker arm.

6. The servo wide channel double leaf scissor door mechanism of claim 1, wherein the second linkage assembly comprises a first linkage rod hinged to the base, a second linkage rod hinged to the first linkage rod, the second linkage rod being connected to the rocker arm through a first pivot, a free end of the second linkage rod being connected to the bull gear.

7. The servo wide-channel double-leaf scissor-type door mechanism according to claim 5, wherein two second limiting columns are horizontally arranged at intervals on a part of the vertical plate below the third connecting rod;

8. The servo wide-channel double-leaf scissor-type door mechanism according to claim 7, wherein a slide rail is arranged on the vertical plate, a fixed rod is arranged on the rocker arm, a second slide block is arranged at a free end of the fixed rod, and the second slide block is slidably connected with the slide rail.