CN211058691U - Brake power-off return mechanism - Google Patents
Brake power-off return mechanism Download PDFInfo
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- CN211058691U CN211058691U CN201921731454.0U CN201921731454U CN211058691U CN 211058691 U CN211058691 U CN 211058691U CN 201921731454 U CN201921731454 U CN 201921731454U CN 211058691 U CN211058691 U CN 211058691U
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- fixedly connected
- clutch
- rotating shaft
- bottom end
- door leaf
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Abstract
The utility model discloses a floodgate machine outage return mechanism, include: the support plate is rotatably sleeved on the outer side of the rotating shaft and is fixedly connected with the gate shell; the torsional spring is vertically sleeved outside the rotating shaft and is positioned below the supporting plate, the top end of the torsional spring is fixedly connected with the bottom end of the supporting plate, and the bottom end of the torsional spring is fixedly connected with the rotating shaft; the electromagnetic clutch comprises a fixed clutch and a movable clutch which are sleeved on the outer side of the torsion spring, the movable clutch and the fixed clutch are in mutual contact, the top end of the fixed clutch is fixedly connected with the supporting plate, and the bottom end of the movable clutch is fixedly connected with the rotating shaft; wherein the torsion spring does not generate restoring force when the door leaf is at 0 ° or 180 °. The utility model discloses make movable clutch and fixed clutch all install in the pivot, movable clutch is rotatory through control pivot and indirect control door leaf, has avoided direct contact door leaf and has made the door leaf receive the damage.
Description
Technical Field
The utility model relates to a pendulum floodgate technical field. More specifically, the utility model relates to a floodgate machine outage return mechanism.
Background
The swing gate is one of the most commonly used gates in channel management equipment, and has the characteristics of quick opening, safety, high efficiency and the like. For swing gate type entrance guards such as high-speed rails, subways, theaters and scenic spots, when meeting special conditions and cutting off the power, all entrance guards all need to be capable of realizing the automatic complete open passing state to guarantee timely evacuation of people in danger, and the swing gate type entrance guards are usually matched with a swing gate machine to be provided with a power-off return mechanism for realizing the functions.
Therefore, the current swing gate generally includes: the brake comprises a brake shell, a motor arranged in the shell, a rotating shaft vertically and fixedly connected with an output shaft of the motor, a door leaf fixedly connected with the rotating shaft, a power-off return mechanism and a controller, wherein the power-off return mechanism comprises an electromagnetic clutch connected with the controller, the electromagnetic clutch comprises a fixed clutch and a movable clutch, the motor controls the door leaf to rotate through the rotating shaft, when the door leaf is at 0 degree or 180 degrees, the brake is in a completely opened state, and when the door leaf is at 90 degrees, the brake is in a completely closed state. When the swing gate machine operates, the controller controls the motor to drive the door leaf to rotate, wherein the controller controls the power-off return mechanism to power off while controlling the motor to rotate, namely, the fixed clutch is powered off, and controls the power-off return mechanism to power on when the door leaf stops rotating, namely, the fixed clutch is powered on, and the switch positioning of the door leaf is realized in a matched manner.
Because the fixed clutch and the movable clutch in the power-off return mechanism of the existing swing brake are separately arranged from the rotating shaft, when the power-off of the swing brake occurs, the fixed clutch is powered off to release the movable clutch, and the door leaf is driven to rotate to the 0-degree position together to open the door leaf when the door leaf is contacted, and the door leaf is easily damaged at the moment when the movable clutch is contacted with the door leaf due to the large restoring force generated by the torsion spring in the process.
SUMMERY OF THE UTILITY MODEL
For solving at least above-mentioned problem, the utility model provides a floodgate machine outage return mechanism, this floodgate machine outage return mechanism make active clutch and fixed clutch all install in the pivot, and active clutch is rotatory through control pivot and indirect control door leaf, has avoided the direct contact door leaf and has made the door leaf receive the damage.
In order to realize according to the utility model discloses a these purposes and other advantages provide a floodgate machine outage return mechanism, the floodgate machine include floodgate machine casing, locate the motor in the casing, with the pivot of the vertical rigid coupling of motor output shaft, with the door leaf of pivot rigid coupling, its characterized in that includes:
the support plate is rotatably sleeved on the outer side of the rotating shaft and is fixedly connected with the gate shell;
the torsional spring is vertically sleeved outside the rotating shaft and is positioned below the supporting plate, the top end of the torsional spring is fixedly connected with the bottom end of the supporting plate, and the bottom end of the torsional spring is fixedly connected with the rotating shaft;
the electromagnetic clutch comprises a fixed clutch and a movable clutch which are sleeved on the outer side of the torsion spring, the movable clutch and the fixed clutch are in mutual contact, the top end of the fixed clutch is fixedly connected with the supporting plate, and the bottom end of the movable clutch is fixedly connected with the rotating shaft;
wherein the torsion spring does not generate restoring force when the door leaf is at 0 ° or 180 °.
Preferably, the method further comprises the following steps: the guide sleeve is located the pivot outside with between the torsional spring is inboard, the outside extension of guide sleeve top level is equipped with the fixed part, the top of fixed part with the bottom rigid coupling of backup pad, the top of torsional spring with the bottom rigid coupling of fixed part.
Preferably, the outer circumference of the rotating shaft is inwardly contracted to form an annular groove, the power-off return mechanism is arranged in the annular groove, and the bottom end of the torsion spring and the bottom surface of the movable clutch are fixedly connected to the bottom side surface of the annular groove.
Preferably, the method further comprises the following steps:
the return stop block is sleeved on the rotating shaft and positioned between the movable clutch and the bottom side surface of the annular groove, and the bottom surface of the return stop block is fixedly connected with the bottom side surface of the annular groove;
and the fixed plate is sleeved on the rotating shaft and is positioned between the movable clutch and the return stop block, the bottom end of the fixed plate is fixedly connected with the return stop block, and the top end of the fixed plate is fixedly connected with the bottom end of the movable clutch.
Preferably, the horizontal projection of the connecting part at the bottom end of the torsion spring falls into the horizontal projection of the fixing plate, and the bottom end of the torsion spring is fixedly connected with the top end of the fixing plate.
Preferably, the rotating shaft is fixedly sleeved with a bearing, and the outer side surface of the bearing is fixedly connected with the supporting plate, so that the supporting plate can be rotatably sleeved on the rotating shaft.
The utility model discloses at least, include following beneficial effect:
the fixed clutch and the movable clutch in the brake power-off return mechanism are both arranged on the rotating shaft and are in mutual contact, when the swing brake is powered off, the fixed clutch is powered off to release the movable clutch, the movable clutch is driven to rotate through restoring force generated by the torsion spring, the movable clutch drives the rotating shaft and the door leaf to rotate to the 0-degree position, and the door leaf is opened. In the process, the movable clutch indirectly controls the door leaf to rotate by controlling the rotating shaft, so that the door leaf is prevented from being damaged due to direct contact with the door leaf.
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 view of a power-off return mechanism of a gate according to one of the technical solutions of the present invention;
FIG. 2 is a schematic cross-sectional view of part A of FIG. 1;
fig. 3 is a schematic top view of the gate according to one embodiment of the present invention.
Wherein: the brake comprises a brake housing 1, a motor 2, a motor output shaft 21, a rotating shaft 3, an annular groove 31, a door leaf 4, a power-off return mechanism 100, a support plate 110, a torsion spring 120, an electromagnetic clutch 130, a fixed clutch 131, a movable clutch 132, a guide sleeve 140, a fixed part 141, a return stop 150, a fixed plate 160 and a bearing 170.
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.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-3, the utility model provides a floodgate machine outage return mechanism, floodgate machine include floodgate machine casing 1, locate the casing in motor 2, with the pivot 3 of the vertical rigid coupling of motor output shaft 21, with the door leaf 4 of 3 rigid couplings of pivot, a serial communication port, include:
the supporting plate 110 is rotatably sleeved on the outer side of the rotating shaft 3 and is fixedly connected with the gate shell 1;
the torsional spring 120 is vertically sleeved outside the rotating shaft 3 and is positioned below the supporting plate 110, the top end of the torsional spring 120 is fixedly connected with the bottom end of the supporting plate 110, and the bottom end of the torsional spring is fixedly connected with the rotating shaft 3;
the electromagnetic clutch 130 comprises a fixed clutch 131 and a movable clutch 132 which are sleeved on the outer side of the torsion spring 120, the movable clutch 132 is in contact with the fixed clutch 131, wherein the top end of the fixed clutch 131 is fixedly connected with the support plate 110, and the bottom end of the movable clutch 132 is fixedly connected with the rotating shaft 3;
wherein the torsion spring 120 does not generate a restoring force when the door leaf 4 is at 0 ° or 180 °.
In the above technical scheme, the rotating shaft 3, the motor 2 and the power-off return mechanism 100 are arranged in the gate casing 1, the side of the door leaf 4 is fixedly connected with the rotating shaft 3 through a bolt, and the motor 2 can drive the rotating shaft 3 and the door leaf 4 to rotate. Wherein, the utility model provides a floodgate machine can be only one door leaf 4, and 4 opposite sides of door leaf are the facility that wall body or floodgate machine casing 1 etc. can be used for blockking, also can be the door leaf 4 that two bilateral symmetry set up, are used for blockking the pedestrian. The power-off return mechanism 100 comprises a support plate 110, a torsion spring 120 and an electromagnetic clutch 130, wherein the support plate 110 is rotatably sleeved outside the rotating shaft 3, and the outside of the support plate 110 is fixedly connected with the brake housing 1, so that the support plate 110 is not driven by the rotating shaft 3 when rotating; the torsion spring 120 is vertically and rotatably sleeved outside the rotating shaft 3 and is arranged below the support plate 110, the top end of the torsion spring 120 is fixedly connected with the bottom end of the support plate 110, the bottom end of the torsion spring 120 is fixedly connected with the rotating shaft 3, so that the rotating shaft 3 can drive the bottom end of the torsion spring 120 to rotate when rotating, and the top end of the torsion spring 120 is fixedly connected with the support plate 110 to be kept immovable, so that the torsion spring 120 generates restoring force due to deformation; the electromagnetic clutch 130 includes a fixed clutch 131 and a movable clutch 132, both of which are sleeved outside the torsion spring 120, the top end of the fixed clutch 131 is fixedly connected with the bottom end of the support plate 110, the bottom end of the movable clutch 132 is fixedly connected with the rotating shaft 3, and the bottom end of the fixed clutch 131 is in contact with the top end of the movable clutch 132. When the angle between door leaf 4 and the floodgate machine is 0, torsional spring 120 is in the state of placing naturally, does not have the restoring force promptly, increases along with the angle increase torsional spring 120 restoring force between door leaf 4 and the floodgate machine this moment, when pivot 3 drives torsional spring 120 bottom rotation, because torsional spring 120 deformation produces the restoring force, perhaps when the angle between door leaf 4 and the floodgate machine is 180, torsional spring 120 is in the state of placing naturally, reduces torsional spring 120 restoring force along with the angle between door leaf 4 and the floodgate machine this moment and increases. When using the utility model discloses the time, when there is not the pedestrian to pass through, the fixed clutch 131 of controller control in the motor 2 produces electromagnetic suction, holds the active clutch 132, makes pivot 3 unable rotation, offsets because the angle between door leaf 4 and the floodgate machine is when 90, the produced restoring force of torsional spring 120 to make door leaf 4 keep the closed condition. When a pedestrian swipes a card to pass through the gate, the card swiping signal controls the motor 2 to rotate and the fixed clutch 131 to be powered off through the controller, and after the gate is completely opened, the controller controls the motor 2 to stop rotating and the fixed clutch 131 to be powered on and powered off. After the gate is opened for a period of time, the gate will close automatically under the control of the program, at which time the controller again controls the power on the stationary clutch 131 to be applied. When the power of the gate is off, the fixed clutch 131 loses magnetic attraction and releases the attracted movable clutch 132, and the restoring force generated by the torsion spring 120 drives the rotating shaft 3 to rotate, so that the door leaf 4 rotates to a 0-degree or 180-degree state, i.e., the torsion spring 120 is naturally placed, and the gate is completely opened. By adopting the technical scheme, the fixed clutch 131 and the movable clutch 132 in the brake power-off return mechanism 100 are both installed on the rotating shaft 3 and are in contact with each other, when the swing brake is powered off, the fixed clutch 131 is powered off to release the movable clutch 132, the movable clutch 132 is driven to rotate by the restoring force generated by the torsion spring 120, the movable clutch 132 drives the rotating shaft 3 and the door leaf 4 to rotate to the 0-degree position, and the door leaf 4 is opened. In this process, the movable clutch 132 indirectly controls the rotation of the door leaf 4 by controlling the rotation shaft 3, and prevents the door leaf 4 from being damaged by directly contacting the door leaf 4.
In another technical solution, as shown in fig. 2, the method further includes: the guide sleeve 140 is located between the outer side of the rotating shaft 3 and the inner side of the torsion spring 120, a fixing portion 141 is horizontally and outwardly extending arranged at the top end of the guide sleeve 140, the top end of the fixing portion 141 is fixedly connected with the bottom end of the supporting plate 110, and the top end of the torsion spring 120 is fixedly connected with the bottom end of the fixing portion 141.
In the above technical solution, the power-off returning mechanism 100 includes a guide sleeve 140, which is sleeved outside the rotating shaft 3, and the torsion spring 120 is sleeved outside the guide sleeve 140, the top end of a fixing portion 141 of the guide sleeve 140 is fixed to the bottom end of the support plate 110, and the bottom end of the fixing portion 141 is fixed to the top end of the torsion spring 120. This arrangement facilitates the securement of the top end of the torsion spring 120.
In another technical solution, as shown in fig. 2, the outer circumference of the rotating shaft 3 is shrunk inwards to form an annular groove 31, and the power-off return mechanism is disposed in the annular groove 31, wherein the bottom end of the torsion spring 120 and the bottom surface of the movable clutch 132 are fixedly connected to the bottom side surface of the annular groove 31.
In the above technical solution, as shown in fig. 2, the diameter of the rotating shaft 3 at the fixed connection power-off return mechanism 100 is smaller than the diameter of the rotating shaft 3 at the lower end of the power-off return mechanism, so that the rotating shaft 3 at the fixed connection power-off return mechanism forms an annular groove 31. This arrangement facilitates the connection of the shaft 3 with the torsion spring 120 and the movable clutch 132, and the off-position return mechanism 100 can be better secured by the annular groove 31.
In another technical solution, the method further comprises: the return stop 150 is sleeved on the rotating shaft 3 and located between the movable clutch 132 and the bottom side surface of the annular groove 31, and the bottom surface of the return stop 150 is fixedly connected with the bottom side surface of the annular groove 31; and a fixing plate 160 sleeved on the rotating shaft 3 and located between the movable clutch 132 and the return stopper 150, wherein the bottom end of the fixing plate 160 is fixedly connected with the return stopper 150, and the top end of the fixing plate 160 is fixedly connected with the bottom end of the movable clutch 132.
In the above technical solution, as shown in fig. 2, the return stopper 150 is fixedly connected to the bottom side surface of the annular groove 31, the fixing plate 160 is sleeved on the rotating shaft 3, the top end of the fixing plate is fixedly connected to the bottom end of the movable clutch 132, and the bottom end of the fixing plate 160 is fixedly connected to the return stopper 150. With this arrangement, the electromagnetic clutch 130 can be applied to the rotating shaft 3 having the annular grooves 31 of different heights. When mounting, the movable clutch 132 and the stationary clutch 131 can be brought into contact with each other only by changing the height of the stationary plate 160 or the return stopper 150.
In another technical solution, as shown in fig. 2, a horizontal projection of a connecting portion of the bottom end of the torsion spring 120 falls into a horizontal projection of the fixing plate 160, and the bottom end of the torsion spring 120 is fixedly connected to the top end of the fixing plate 160, so that the torsion spring 120 and the movable clutch 132 are connected to the same plane.
In another technical solution, as shown in fig. 2, a bearing 170 is fixedly sleeved on the rotating shaft 3, and an outer side surface of the bearing 170 is fixedly connected to the supporting plate 110, so that the supporting plate 110 can be rotatably sleeved on the rotating shaft 3. With this arrangement, the friction between the support plate 110 and the rotary shaft 3 is reduced.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. The application, modifications and variations of the gate power-off return 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 (6)
1. Floodgate machine outage return mechanism, floodgate machine include floodgate machine casing, locate the motor in the casing, with the pivot of the vertical rigid coupling of motor output shaft, with the door leaf of pivot rigid coupling, its characterized in that includes:
the support plate is rotatably sleeved on the outer side of the rotating shaft and is fixedly connected with the gate shell;
the torsional spring is vertically sleeved outside the rotating shaft and is positioned below the supporting plate, the top end of the torsional spring is fixedly connected with the bottom end of the supporting plate, and the bottom end of the torsional spring is fixedly connected with the rotating shaft;
the electromagnetic clutch comprises a fixed clutch and a movable clutch which are sleeved on the outer side of the torsion spring, the movable clutch and the fixed clutch are in mutual contact, the top end of the fixed clutch is fixedly connected with the supporting plate, and the bottom end of the movable clutch is fixedly connected with the rotating shaft;
wherein the torsion spring does not generate restoring force when the door leaf is at 0 ° or 180 °.
2. The gate de-energizing return mechanism of claim 1, further comprising: the guide sleeve is located the pivot outside with between the torsional spring is inboard, the outside extension of guide sleeve top level is equipped with the fixed part, the top of fixed part with the bottom rigid coupling of backup pad, the top of torsional spring with the bottom rigid coupling of fixed part.
3. The power-off return mechanism of the gate machine according to claim 2, wherein the outer circumference of the rotating shaft is inwardly contracted to form an annular groove, the power-off return mechanism is arranged in the annular groove, and the bottom end of the torsion spring and the bottom surface of the movable clutch are fixedly connected to the bottom side surface of the annular groove.
4. The power-off return mechanism of the gate of claim 3, further comprising:
the return stop block is sleeved on the rotating shaft and positioned between the movable clutch and the bottom side surface of the annular groove, and the bottom surface of the return stop block is fixedly connected with the bottom side surface of the annular groove;
and the fixed plate is sleeved on the rotating shaft and is positioned between the movable clutch and the return stop block, the bottom end of the fixed plate is fixedly connected with the return stop block, and the top end of the fixed plate is fixedly connected with the bottom end of the movable clutch.
5. The power-off return mechanism of the gate machine according to claim 4, wherein a horizontal projection of the connecting portion of the bottom end of the torsion spring falls into a horizontal projection of the fixing plate, and the bottom end of the torsion spring is fixedly connected with the top end of the fixing plate.
6. The power-off return mechanism of the gate machine as claimed in claim 1, wherein the shaft is fixedly sleeved with a bearing, and an outer side surface of the bearing is fixedly connected with the support plate, so that the support plate can be rotatably sleeved on the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731454.0U CN211058691U (en) | 2019-10-15 | 2019-10-15 | Brake power-off return mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731454.0U CN211058691U (en) | 2019-10-15 | 2019-10-15 | Brake power-off return mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211058691U true CN211058691U (en) | 2020-07-21 |
Family
ID=71595732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921731454.0U Active CN211058691U (en) | 2019-10-15 | 2019-10-15 | Brake power-off return mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211058691U (en) |
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2019
- 2019-10-15 CN CN201921731454.0U patent/CN211058691U/en active Active
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