CN214939598U

CN214939598U - Worm and gear transmission barrier gate machine core and barrier gate

Info

Publication number: CN214939598U
Application number: CN202120650619.2U
Authority: CN
Inventors: 刘为游
Original assignee: Guangdong Kapaisi Technology Co ltd
Current assignee: Guangdong Kapaisi Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-30
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a banister technical field discloses a worm gear transmission banister core and banister, and worm gear transmission banister core includes: a box body; the driving mechanism is arranged in the box body and comprises a motor and a worm and gear speed reducer which are in transmission connection, the input end of the worm and gear speed reducer is connected with the output shaft of the motor, the output end of the worm and gear speed reducer comprises a worm shaft, and the worm shaft extends out of the front surface of the box body; the actuating mechanism comprises a swing rod main shaft and a transmission rod group, the swing rod main shaft is installed on the box body and extends out of the front side surface and the rear side surface of the box body, and the transmission rod group is in transmission connection between the worm shaft and the swing rod main shaft. The banister includes above-mentioned worm gear transmission banister core. The utility model provides a worm gear transmission banister core and banister adopt the worm gear reduction gear to carry out the transmission of driving force, and the drive ratio is big and the transmission is stable, can reduce the volume of motor, improves brake lever pivoted stability in the time of easy to assemble.

Description

Worm and gear transmission barrier gate machine core and barrier gate

Technical Field

The utility model relates to a banister technical field especially relates to a worm gear transmission banister core and banister.

Background

The barrier gate is installed in a community, an office building gate or a highway toll station and used for blocking pedestrians or vehicles, and can be rotated, lifted, opened and closed to allow the pedestrians or vehicles to pass through. The banister includes banister core and brake lever, installs the motor in the core, and motor and brake lever adopt lug connection's mode more under the prior art, and the motor direct drive brake lever rotates promptly. The power and the drive moment of the motor required by the driving mode are large, the size of the adopted motor is large, the installation is inconvenient, the transmission process of the direct driving mode is not stable, the brake lever is easy to break when opened and closed, and the using effect is not good.

SUMMERY OF THE UTILITY MODEL

Based on it above, an object of the utility model is to provide a worm gear transmission banister core and banister to solve bulky, the inconvenient and unstable technical problem of transmission process of banister core existence under the prior art.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a worm gear transmission banister core, it includes:

a box body;

the driving mechanism is arranged in the box body and comprises a motor and a worm and gear speed reducer which are in transmission connection, the input end of the worm and gear speed reducer is connected with the output shaft of the motor, the output end of the worm and gear speed reducer comprises a worm shaft, and the worm shaft extends out of the front surface of the box body;

the actuating mechanism comprises a swing rod main shaft and a transmission rod group, the swing rod main shaft is installed on the box body and extends out of the front side surface and the rear side surface of the box body, and the transmission rod group is in transmission connection between the worm shaft and the swing rod main shaft.

Preferably, a main shaft hole is formed in a front side surface of the box body, the worm shaft is mounted in the main shaft hole and extends out of the front side surface of the box body, an auxiliary shaft hole penetrating through the front and rear surfaces is formed in the box body, the swing rod main shaft is mounted in the auxiliary shaft hole and extends out of the front and rear side surfaces of the box body, and the auxiliary shaft hole is located above the main shaft hole.

Preferably, the worm gear reducer comprises a worm gear assembly and a worm assembly, the worm gear assembly comprises a worm gear shaft and worm gear teeth sleeved on the worm gear shaft, and the worm gear shaft is connected with the output shaft of the motor;

the worm assembly comprises a worm shaft and worm teeth sleeved on the worm shaft, and the worm teeth are meshed with the worm gear teeth.

Preferably, the box body further comprises a limiting mechanism, the limiting mechanism comprises a limiting block, a limiting disc is arranged on the front side surface of the box body in a surrounding mode of the spindle hole, and the limiting block can be installed at a proper position on the limiting disc according to needs.

Preferably, a plurality of main limiting holes are symmetrically formed in the limiting disc around the main shaft hole, a plurality of auxiliary limiting holes are formed in the limiting block, and the limiting disc is installed at a proper position on the limiting disc through fixing pieces installed in the main limiting holes and the auxiliary limiting holes.

Preferably, the limiting block comprises an arc-shaped connecting portion and two limiting portions arranged on two sides of the arc-shaped connecting portion, the auxiliary limiting hole is formed in the arc-shaped connecting portion, and the limiting portions protrude out of one side surface of the arc-shaped connecting portion.

Preferably, the transmission rod group comprises a driving arm, a middle connecting rod and a duplex swing arm which are sequentially hinged, the driving arm is fixedly sleeved on the worm shaft, and the duplex swing arm is fixedly sleeved on the swing rod main shaft.

Preferably, the first end of the driving arm is fixedly sleeved on the worm shaft, the second end of the driving arm is hinged to the first end of the middle connecting rod, the second end of the middle connecting rod is hinged to the first end of the duplex swing arm, and the second end of the duplex swing arm is fixedly sleeved on the first end of the swing rod main shaft.

Preferably, the duplex swing arm comprises a connecting part, a clamping part and a balancing part which are sequentially connected, the connecting part is hinged to the middle connecting rod, the clamping part is fixedly sleeved on the swing rod main shaft, and the balancing part is used for hanging an external balancing spring.

The utility model provides a banister, its includes as above-mentioned any one the worm gear transmission banister core, the banister still includes the brake lever, the brake lever is fixed in the pendulum rod main shaft stretch out in the one end of box rear side surface, the brake lever can by the pendulum rod main shaft drives and opens and shuts the rotation.

The utility model has the advantages that:

the utility model provides a worm gear transmission banister core adopts the worm gear reduction gear, and its reduction ratio is big, can realize effectively enlarging of motor output torque, reduces the size of the type of selecting motor, reduces the whole volume of banister core and banister, simple to operate to the transmission mode of worm gear reduction gear cooperation drive rod group is steady level and smooth, and the brake lever does not have the pause and pause in the rotation in-process and is frustrated, and use experience is good and life is longer.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a front view of a worm and gear drive barrier movement without a drive rod set provided by an embodiment of the present invention;

fig. 2 is a side view of a worm and gear drive barrier movement without a drive rod set according to an embodiment of the present invention;

fig. 3 is a side sectional view of a worm and gear drive barrier movement without a drive rod set according to an embodiment of the present invention;

fig. 4 is an isometric view of a worm and gear drive barrier movement provided by an embodiment of the present invention without a drive rod set;

fig. 5 is a front view of a worm and gear drive barrier movement provided by an embodiment of the present invention;

fig. 6 is a structural diagram of a limiting block of a worm and gear transmission barrier gate movement provided by the embodiment of the present invention;

fig. 7 is a structural diagram of a barrier gate according to an embodiment of the present invention.

The figures are labeled as follows:

1. a box body; 11. a limiting disc; 111. a primary limit hole; 112. an auxiliary limiting hole; 2. a motor; 3. a worm gear reducer; 31. a worm assembly; 311. a worm shaft; 312. a worm gear; 4. a swing rod main shaft; 5. a drive rod group; 51. an active arm; 52. a middle connecting rod; 53. a duplex swing arm; 531. a connecting portion; 532. a clamping part; 533. a balancing section; 6. a limiting block; 61. an arc-shaped connecting part; 611. an auxiliary limiting hole; 62. a limiting part; 7. a brake lever; 8. a lever handle; 9. and balancing the spring group.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1-5, an embodiment of the present invention provides a worm and gear drive barrier gate movement, which is used for driving a gate rod of a barrier gate to rotate, so as to perform the function of opening and closing interception. This worm gear transmission banister core includes: a box body 1; the driving mechanism is arranged in the box body 1 and comprises a motor 2 and a worm and gear reducer 3 which are in transmission connection, a spindle hole is formed in the front side surface of the box body 1, the worm and gear reducer 3 comprises a worm shaft 311, and the worm shaft 311 extends out of the spindle hole; the actuating mechanism comprises a swing rod main shaft 4 and a transmission rod group 5, an auxiliary shaft hole penetrating through the front side surface and the rear side surface is formed in the box body 1, the swing rod main shaft 4 is installed in the auxiliary shaft hole and extends out of the front side surface and the rear side surface of the box body 1, and the transmission rod group 5 is in transmission connection between the worm shaft 311 and the swing rod main shaft 4.

The worm gear transmission banister core that this embodiment provided adopts worm gear reduction gear 3, and its power transmission is steady smooth and easy, and the drive ratio is big for the brake lever opens and shuts smoothly, convenient to use, and this worm gear transmission banister core required motor 2's output is little simultaneously, can select to use the less motor 2 of volume, is convenient for install and debug.

Specifically, as shown in fig. 1-3, the box body 1 includes a front box body cover and a rear box body cover that are fastened to each other and fastened by bolts, and the driving mechanism is installed in a space defined by the front box body cover and the rear box body cover. Preferably, the front case cover and the rear case cover are integrally die-cast by cast iron to ensure the strength of the case 1. The axis of the main shaft hole and the axis of the auxiliary shaft hole are located on the same longitudinal section of the box body 1, so that the structural design of the box body 1 is simplified, and the installation convenience is improved. Generally, the opening height of the auxiliary shaft hole is higher than that of the main shaft hole, so that the installation height of the swing rod main shaft 4 and the brake rod is guaranteed, and the effectiveness of brake rod interception is guaranteed.

The worm gear reducer 3 in this embodiment includes a worm gear assembly (not shown) including a worm gear shaft connected to the motor output shaft and worm gear teeth fitted around the worm gear shaft, and a worm assembly 31. The worm assembly 31 includes a worm shaft 311 and worm teeth 312 fitted around the worm shaft, and the worm teeth 312 are engaged with the worm teeth. The motor drives the worm wheel shaft to rotate, power is transmitted to the worm shaft 311 through the meshing of the worm wheel teeth and the worm teeth 312, and the worm shaft 311 further transmits the power to the swing rod main shaft 4 through the transmission rod group 5 so as to drive the brake rod 7 to rotate. The arrangement of the worm gear reducer and the worm gear reducer 3 can convert the high-speed low-torque motion of the motor output shaft into the low-speed high-torque motion of the worm shaft 311 so as to drive the swing rod main shaft 4 and the brake rod to rotate, and meet the torque required by opening and closing of the brake rod.

Further, the motor 2 is longitudinally installed at the bottom of the box 1, and the output shaft of the motor is longitudinally upward, so that the arrangement of the worm wheel assembly and the worm assembly 31 is convenient, and the installation direction of the worm shaft 311 is horizontal.

A plurality of groups of bearings are arranged in the box body 1 and are respectively sleeved at two ends of the worm wheel shaft and the worm shaft 311 so as to ensure the smooth working of the worm and gear reducer 3 and ensure the efficient transmission of driving torque.

As shown in fig. 5, the transmission rod set 5 in the actuator includes a driving arm 51, an intermediate link 52 and a double-link swing arm 53 hinged in sequence. The first end of the driving arm 51 is fixed to the worm shaft 311, and the second end of the driving arm 51 is hinged to the first end of the intermediate link 52. Preferably, the first end of the driving arm 51 is provided with a sleeving hole, and the worm shaft 311 is fixedly sleeved in the sleeving hole through flat key connection.

The second end of the intermediate link 52 is hinged to the first end of the double swing arm 53. The duplex swing arm 53 comprises a connecting portion 531, a clamping portion 532 and a balancing portion 533 which are sequentially connected, the connecting portion 531 is hinged to the second end of the middle connecting rod 52, the clamping portion 532 is fixedly sleeved at the first end of the swing rod main shaft 4, the balancing portion 533 is used for mounting a balancing spring, the balancing spring is used for balancing a resistance moment when the brake lever rotates, and smoothness and reliability when the brake lever rotates are further guaranteed. Preferably, the middle of the clamping portion 532 is provided with a clamping hole, and the first end of the swing rod main shaft 4 is fixedly sleeved in the clamping hole through a flat key.

The swing rod main shaft 4 penetrates through the box body 1 to be installed, and a rod handle is fixed at the second end of the swing rod main shaft and used for fixing the brake rod. The driving arm 51, the intermediate connecting rod 52 and the double-swing arm 53 form a crank-rocker mechanism, the crank-rocker mechanism is driven by the worm shaft 311, the worm shaft 311 drives the driving arm 51 to rotate around the axis of the worm shaft 311, the driving arm 51 converts the rotation motion into the swing of the double-swing arm 53 around the center of the clamping hole through the intermediate connecting rod 52, and the double-swing arm 53 drives the swing rod main shaft 4 and the brake rod to swing back and forth, so that the brake rod 7 is rotated to open and close.

The worm and gear drive barrier gate movement provided by the embodiment further comprises a limiting mechanism 6, wherein the limiting mechanism 6 is used for limiting the rotation angle of the driving arm 51, so that the opening and closing angle of the gate rod 7 is kept at 90 degrees. As shown in fig. 5 and 6, a stopper disk 11 is provided on the front surface of the case 1 around the spindle hole, and a stopper mechanism is provided on the stopper disk 11. Stop gear includes stopper 6, and stopper 6 includes arc connecting portion 61 and sets up in two spacing portions 62 of arc connecting portion 61 both sides, and arc connecting portion 61 installs on spacing dish 11 and concentric with the main shaft hole, spacing portion 62 protrusion in a side surface of arc connecting portion 61. The distance from the stopper 62 to the center of the spindle hole is smaller than the distance from the farthest end of the driving arm 51 to the center of the spindle hole.

The limiting block 6 is installed on the left side or the right side of the limiting disc 11, and the rotation stroke of the driving arm 51 is limited by the two limiting parts 62, so that the rotation angle of the brake lever 7 is limited. The left or right arrangement of the limiting block 6 relative to the limiting disc 11 also determines the left or right opening and closing mode of the brake rod 7, and the specific installation mode of the limiting block 6 is determined according to the use requirement of the brake rod 7.

A plurality of main limiting holes 111 are symmetrically arranged on the limiting disc 11 around the main shaft hole, a plurality of auxiliary limiting holes 611 are formed in the arc-shaped connecting portion 61, and the limiting block 6 is fixed on the limiting disc 11 through fixing pieces arranged in the main limiting holes 111 and the auxiliary limiting holes 611. Preferably, the main limiting hole 111 and the auxiliary limiting hole 611 are threaded holes, the fixing member is a threaded fixing member, and the limiting block 61 is fixed on the limiting disc 11 through threaded connection.

The utility model also provides a banister, it includes the worm gear transmission banister core as described above arbitrary scheme description, and it still includes brake lever 7, and brake lever 7 is fixed in pendulum rod main shaft 3 stretches out in the one end of 1 rear side surface of box, installs the pole in the one end that pendulum rod main shaft 3 stretches out in 1 rear side surface of box 8, and brake lever 7 is fixed on pole 8. The brake lever 7 can be driven by the swing rod main shaft 3 to open and close.

Further, the utility model provides a banister still includes balance spring group 9, and balance spring group 9's one end articulates on the balanced portion 533 of pair swing arm 53, and balance spring group 9's the other end is fixed in outside box 1 or ground. The balance spring group 9 is used for balancing resistance moment when the brake lever 7 rotates, reducing the driving moment of the driving brake lever 7, reducing the volume of the motor and the movement of the barrier gate, and improving the smoothness of the barrier gate during opening and closing rotation.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a worm gear transmission banister core which characterized in that includes:

a box body (1);

the driving mechanism is arranged in the box body (1) and comprises a motor (2) and a worm and gear reducer (3) which are in transmission connection, the input end of the worm and gear reducer (3) is connected with the output shaft of the motor, the output end of the worm and gear reducer (3) comprises a worm shaft (311), and the worm shaft (311) extends out of the front surface of the box body (1);

the actuating mechanism comprises a swing rod main shaft (4) and a transmission rod group (5), wherein the swing rod main shaft (4) is installed on the box body (1) and extends out of the front side surface and the rear side surface of the box body (1), and the transmission rod group (5) is in transmission connection with the worm shaft (311) and the swing rod main shaft (4).

2. The worm and gear drive barrier gate movement according to claim 1, wherein a main shaft hole is formed in a front side surface of the box body (1), the worm shaft (311) is installed in the main shaft hole and extends out of the front side surface of the box body (1), an auxiliary shaft hole penetrating through the front and rear surfaces is formed in the box body (1), the swing rod main shaft (4) is installed in the auxiliary shaft hole and extends out of the front and rear side surfaces of the box body (1), and the auxiliary shaft hole is located above the main shaft hole.

3. The worm-gear banister movement according to claim 1, wherein the worm-gear reducer (3) comprises a worm gear assembly and a worm assembly (31), the worm gear assembly comprises a worm gear shaft and worm gear teeth sleeved on the worm gear shaft, and the worm gear shaft is connected with the motor output shaft;

the worm assembly (31) comprises a worm shaft (311) and worm teeth (312) sleeved on the worm shaft (311), and the worm teeth (312) are meshed with the worm gear teeth.

4. The worm and gear drive banister core of claim 2, characterized by further comprising a limiting mechanism, wherein the limiting mechanism comprises a limiting block (6), a limiting disc (11) is arranged on the front side surface of the box body (1) in a surrounding mode of the spindle hole, and the limiting block (6) can be installed at a proper position on the limiting disc (11) according to needs.

5. The worm and gear drive barrier gate movement according to claim 4, wherein a plurality of main limiting holes (111) are symmetrically formed in the limiting disc (11) around the main shaft hole, a plurality of auxiliary limiting holes (611) are formed in the limiting block (6), and the limiting block (6) is mounted at a proper position on the limiting disc (11) through fixing members mounted in the main limiting holes (111) and the auxiliary limiting holes (611).

6. The worm and gear drive banister core according to claim 5, wherein the limiting block (6) comprises an arc-shaped connecting part (61) and two limiting parts (62) arranged at two sides of the arc-shaped connecting part (61), the auxiliary limiting hole (611) is arranged on the arc-shaped connecting part (61), and the limiting parts (62) protrude out of one side surface of the arc-shaped connecting part (61).

7. The worm and gear drive barrier gate movement according to claim 1, wherein the drive lever set (5) comprises a drive arm (51), an intermediate connecting rod (52) and a duplex swing arm (53) which are sequentially hinged, the drive arm (51) is fixedly sleeved on the worm shaft (311), and the duplex swing arm (53) is fixedly sleeved on the swing rod main shaft (4).

8. The worm-gear banister movement according to claim 7, wherein a first end of the driving arm (51) is fixedly sleeved on the worm shaft (311), a second end of the driving arm (51) is hinged to a first end of the intermediate link (52), a second end of the intermediate link (52) is hinged to a first end of the double swing arm (53), and a second end of the double swing arm (53) is fixedly sleeved on a first end of the swing rod main shaft (4).

9. The worm and gear drive banister core of claim 8, characterized in that, the pair of swing arms (53) includes connecting portion (531), joint portion (532) and balancing portion (533) that connect gradually, connecting portion (531) and intermediate link (52) are articulated, joint portion (532) fixed suit is on pendulum rod main shaft (4), balancing portion (533) is used for hanging external balancing spring.

10. A barrier gate, characterized by comprising the worm gear transmission barrier gate movement according to any one of claims 1 to 9, and further comprising a gate rod (7), wherein the gate rod (7) is fixed at one end of the swing rod main shaft (4) extending out of the rear side surface of the box body (1), and the gate rod (7) can be driven by the swing rod main shaft (4) to open and close.