CN215925787U - Adjustable connector for adjusting position of brake bar and barrier gate device - Google Patents

Abstract

The application provides an adjustable connector and banister device for adjusting brake lever position. The adjustable connector comprises a main body part and an adjustable part. The main body piece includes a reference portion and a plurality of attachment locations disposed around the reference portion; the adjustable member includes a datum engagement portion in rotational, positionally cooperative engagement with the datum portion, the adjustable member being selectively connectable to one of the plurality of connection locations. The application provides a banister device includes quick-witted case subassembly, brake bar and above-mentioned adjustable connector. Adopt above-mentioned scheme, the brake bar of the banister device of this application can remain the brake bar level throughout.

Description

Adjustable connector for adjusting position of brake bar and barrier gate device

Technical Field

The application relates to the field of banisters, especially relates to an adjustable connector and banister device for adjusting brake lever position.

Background

The barrier gate is a traffic auxiliary facility, is mainly used for the entrances and exits of parking lots, toll stations, inspection stations and the like, and is used for controlling the vehicles and pedestrians entering and exiting.

The gate rod of the barrier gate is generally not adjustable, and after the gate rod is fixed to the chassis through the chuck, the relative position of the barrier rod and the ground is constant under the condition that the barrier gate is not operated, but the installation environment and the installation process may cause the situation that the barrier rod is not parallel to the ground, which may affect the use of the barrier gate product.

SUMMERY OF THE UTILITY MODEL

The application provides an adjustable connector and banister device with adjustable can adjust the brake lever to the level.

The application provides an adjustable connector, include: a main body member including a reference portion and a plurality of connection positions provided around the reference portion; and

an adjustable member including a datum engagement portion in rotational detent engagement with the datum portion, the adjustable member being selectively connectable to one of the plurality of connection locations.

In some embodiments of the present application, the adjustable member is selectively attachable to one of the plurality of attachment locations such that the adjustable member is adjustable relative to the main member through a range of angles to achieve parallelism of the adjustable member with the ground.

Optionally, the main body piece includes a plurality of connection structures, the adjustable piece includes a plurality of connection matching structures that are arranged in one-to-one correspondence with the plurality of connection structures, the positions of the plurality of connection structures are the connection positions, respectively, and at each of the connection positions, the connection matching structures are coupled with the corresponding connection structures. Therefore, the adjustable piece and the main body piece can realize stable stepped or fixed-point adjustment, the relative rotation angle of the adjustable piece and the main body piece is different under different connection positions, the connection position is changed to solve the problem that the adjustable piece is not parallel to the ground, and the connection matching structure can also play a role in fixing the main body piece and the adjustable piece.

Optionally, the plurality of connection locations are arranged in at least two layers at the periphery of the reference portion. That is, the radial distances from the center of the reference portion to the plurality of connecting positions may not be equal, so that the distribution of the plurality of connecting positions may be more concentrated, and the size of the main body in the width direction may be reduced.

Optionally, the plurality of connection positions are at least divided into a first group and a second group, the first group and the second group are oppositely disposed on two sides of the reference portion, the increment of the clockwise rotation angle of the adjustable member is sequentially increased or decreased, and when the adjustable member is sequentially connected to the plurality of connection positions in the second group, the increment of the counterclockwise rotation angle of the adjustable member is sequentially increased or decreased. Thus, the positive angle and the negative angle of the adjustable piece are adjustable.

Optionally, the main body member includes an adjustment track of a communication structure, the adjustment track extends around the reference portion and includes a first cut-off end and a second cut-off end, the adjustable member is selectively connected to any position between the first cut-off end and the second cut-off end, and the plurality of positions on the adjustment track where the adjustable member is connected are the plurality of connection positions. In this way, the adjustable member can realize the adjustment at any position between the first stopping end and the second stopping end,

optionally, the main body member includes an auxiliary connecting structure, the adjustable member includes an auxiliary fitting structure, and when the adjustable member is connected to any of the connecting positions, the auxiliary connecting structure is coupled to the auxiliary fitting structure. Therefore, the main body part and the adjustable part are more reliably connected, and the stability of the adjustable connector at any connecting position is improved.

Optionally, the auxiliary connecting structure includes a sliding groove disposed around the reference portion, the auxiliary fitting structure includes a connecting hole, when the adjustable member is connected to any of the connecting positions, the connecting hole corresponds to different portions of the sliding groove, and the connecting hole and the sliding groove allow a connecting member to pass through, so as to fix the main body member and the adjustable member. So, supplementary connection structure and supplementary cooperation structure's realization is simpler, main part with the connection of adjustable part is more firm.

Optionally, the auxiliary connecting structures are provided with a plurality of groups distributed around the reference portion, the auxiliary matching structures are provided with a plurality of groups distributed around the reference matching portion, and the auxiliary connecting structures and the auxiliary matching structures are correspondingly connected in a one-to-one manner. In this way, a more secure connection between the main body piece and the adjustable piece can be established.

Optionally, the adjustable connector comprises a first clamping piece and a second clamping piece which are arranged on the adjustable piece, and the first clamping piece and the second clamping piece are arranged oppositely to clamp the main body piece together. Therefore, the main body piece can be kept relatively fixed with the adjustable piece through the first clamping piece and the second clamping piece, and the relative position of the main body piece and the adjustable piece is more stable.

Optionally, the adjustable member includes a first clamping plate and a second clamping plate, and a clamping space is provided between the first clamping plate and the second clamping plate. In this way, the adjustable part can be connected with a clamped part such as a brake lever in a clamping manner, and the connection manner is simple and reliable.

The application provides still provides a banister device. The barrier gate device comprises a case assembly, a driving shaft and a driving shaft; a brake lever; and the adjustable connector is characterized in that the main body part is connected with the transmission shaft, and the adjustable part is connected with the brake lever.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

FIG. 1 is a schematic view of a barrier gate according to an embodiment of the present invention;

FIG. 2 is a perspective view of an embodiment of an adjustable connector according to the present application;

FIG. 3 is a schematic view of the body member of the embodiment of FIG. 2;

FIG. 4 is a schematic view of the adjustable member of the embodiment of FIG. 2;

FIG. 5 is a schematic structural diagram of another embodiment of an adjustable joint according to the present application;

FIG. 6 is a schematic view of the body member of the embodiment of FIG. 5;

FIG. 7 is a schematic view of the adjustable member of the embodiment of FIG. 5;

FIG. 8 is a schematic view of a positive angle adjustment of an embodiment of an adjustable joint according to the present application;

fig. 9 is a schematic view illustrating negative angle adjustment of an embodiment of the adjustable joint according to the present application.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

Fig. 1 is a schematic view of an embodiment of a barrier device 1. The barrier gate device 1 provided by the present application can be used at an entrance and an exit of a residential area, a parking lot, a toll station, an inspection station, and the like, and controls vehicles entering and exiting the entrance and the exit.

Referring to fig. 1, a barrier device 1 includes a chassis assembly 2, a gate rod 3, an adjustable connector 4, and a security island 5. The case component 2 is fixedly arranged on the safety island 5 and serves as a fixed foundation of the case component 2, and meanwhile, the case component 2 is protected. The housing assembly 2 includes a housing 20 and a drive mechanism (not shown) disposed within the housing 20, the drive mechanism including a drive shaft 21 extending from an upper end of the housing. The adjustable connector 4 comprises a main body part 41 and an adjustable part 42, wherein the main body part 41 is connected with the transmission shaft 21, the adjustable part 42 is connected with the brake lever 3, the transmission shaft 21 rotates, the brake lever 3 can be driven to be lifted or put down through the main body part 41, vehicles entering and exiting can pass through the brake lever 3 when being lifted, and the brake lever 3 can be used for intercepting vehicles entering and exiting when being put down. The application provides a banister device 1 can realize through the function of switching on and off the vehicle control of discrepancy, secondly when brake lever 3 and horizontal plane nonparallel, can also reach and adjust brake lever 3 to the horizontally purpose through adjustable connector 4.

Fig. 2 is a perspective view of an embodiment of the adjustable connector 4 of the present application.

In one embodiment, the main body 41 includes a plate-shaped portion 500 of the shaft portion 410, the plate-shaped portion 500 is connected to one end of the shaft portion 410, the other end of the shaft portion 410 is provided with a shaped hole 4100, the shape of the shaped hole 4100 matches the shape of the end of the transmission shaft 21, the end of the transmission shaft 21 is inserted into the shaped hole 4100, and the main body 41 and the transmission shaft 21 can be fixed in the circumferential direction. The drive shaft 21 also needs to be held axially stationary with the body member 41 so that the body member 41 can be held stationary relative to the drive shaft 21 to effect the drive connection. The manner in which the transmission shaft 21 and the main body member 41 are axially fixed is not limited. The shaped aperture 4100 is not limited in shape and includes, but is not limited to, a triangular aperture, a hexagonal socket aperture, and the like.

Fig. 3 shows a schematic view of the body member of the embodiment of fig. 2. FIG. 4 is a schematic view of the adjustable member of the embodiment of FIG. 2.

Referring to fig. 2 and 3, the adjustable connector 4 includes a main body 41 and an adjustable member 42, the main body 41 includes a reference portion 411 and a plurality of connecting positions 412 disposed around the reference portion, wherein the reference portion 411 and the connecting positions 412 are formed on the plate portion 500.

The adjustable member 42 includes a reference engaging portion 421, the reference engaging portion 421 is in rotational positioning engagement with the reference portion 411, and the adjustable member 42 is selectively attachable to one of the plurality of attachment locations 412. That is, an axis line in which the reference fitting portion 421 is rotatably fitted to the reference portion 411 is used as a reference for adjusting the adjustable member 42, the adjustable member 42 is rotated about the axis line, and is alternatively connected to one of the plurality of connection positions 412 according to the current position of the brake lever 3. When the adjustable member 42 is connected to the body member 41 at different connection locations 412, they are at different angles. In this way, the angle of the brake bar 3 fixedly connected to the adjustable member 42 with respect to the horizontal plane is adjustable. For example, when the brake lever 3 is tilted downward or upward, leveling can be achieved by the adjustable connector 4 of the present application.

The present application is not limited to the specific embodiments of the reference fitting portion 421 and the reference portion 411. In the embodiment shown in fig. 2, the reference portion 411 is configured as a guide boss protruding toward the adjustable member 42, and the reference fitting portion 421 is configured as a guide through hole, and the guide boss is in clearance fit with the guide through hole. In other embodiments, the reference fitting portion 421 may be provided as a guide boss, and the reference portion 411 may be provided as a guide through hole.

In some embodiments, the plurality of connection locations 412 are arranged in at least two layers around the periphery of the reference portion 411. That is, the radial distances from the center of the reference portion 411 to the plurality of connecting positions 412 may not be equal, so that the distribution of the plurality of connecting positions 412 may be more concentrated and the dimension of the main body 41 in the width direction may be reduced. In some embodiments, the plurality of connection locations 412 may include two, three, or more layers. It is to be noted that any two of the plurality of connection positions 412 have an included angle in the circumferential direction of the reference portion 411. That is, the plurality of connection positions 412 are arranged around the circumference of the reference portion 411, except that the radial dimension from the reference portion 411 is not exactly the same.

In some embodiments, the plurality of connecting positions 412 are divided into at least two groups, at least two groups include a first group a and a second group B, the first group a and the second group B are disposed at two sides of the reference portion 411, when the adjustable member 42 is sequentially connected to the plurality of connecting positions 412 in the first group a, the increment of the clockwise rotation angle of the adjustable member 42 is sequentially increased or decreased, and when the adjustable member 42 is sequentially connected to the plurality of connecting positions 412 in the second group B, the counterclockwise rotation angle of the adjustable member 42 is sequentially increased or decreased. In this way, the adjustable member 42 is adjustable in both clockwise and counterclockwise rotational angles. The function of leveling the brake lever 3 can be achieved by the adjustable member 42 when it is tilted up or down.

In some embodiments, the main body 41 includes an auxiliary connecting structure 413, the auxiliary connecting structure 413 is formed on the plate-shaped portion 500, the adjustable member 42 includes an auxiliary engaging structure 423, and when the adjustable member 42 is connected to any of the connecting positions 412, the auxiliary connecting structure 413 is coupled to the auxiliary engaging structure 423. When the adjustable member 42 is connected to any one of the connection positions of the main body member 41, the auxiliary connection structure 413 and the auxiliary matching structure 423 are matched to play a role of auxiliary fixing, so that the connection between the adjustable member 42 and the main body member 41 is more stable.

Referring to fig. 3 and 4, in some embodiments, the auxiliary connecting structure 413 includes a sliding groove 4131 disposed around the reference portion 411, the auxiliary engaging structure 423 includes a connecting hole 4231, when the adjustable member 42 is connected to any one of the connecting positions 412, the connecting hole 4231 corresponds to different portions of the sliding groove 4131, and the connecting hole 4231 and the sliding groove 4131 are used for a connecting member to pass through, so as to fix the main body member 41 and the adjustable member 42. The structure is simple in arrangement and convenient to realize, machining precision can be reduced, and the problem that the auxiliary connecting structure 413 and the auxiliary matching structure 423 cannot be connected in a staggered mode due to machining errors is avoided.

In some embodiments, the auxiliary connection structures 413 are provided in multiple sets and distributed around the reference portion 411, the auxiliary fitting structures 423 are provided in multiple sets and distributed around the reference fitting portion 421, and the auxiliary connection structures 413 and the auxiliary fitting structures 423 are correspondingly coupled one to one. In the embodiment shown in fig. 3, the auxiliary connection structures 413 are provided in two sets, oppositely disposed on both sides of the reference portion 411. The auxiliary fitting structures 423 are provided in two sets and are disposed on two sides of the reference fitting portion 421, so that a plurality of auxiliary fixing positions can be realized, and the connection stability and firmness between the main body part 41 and the adjustable part 42 can be improved.

Referring to fig. 3 and 4, the main body 41 includes a plurality of connecting structures 416, the plurality of connecting structures 416 are disposed on a side surface of the plate-shaped portion 500 facing the adjustable member 42, the adjustable member 42 includes a plurality of connecting engagement structures 426 disposed in a one-to-one correspondence with the plurality of connecting structures 416, the positions of the plurality of connecting structures 416 are the connecting positions 412, respectively, and at each of the connecting positions 412, the connecting engagement structures 426 are coupled with the corresponding connecting structures 416. By arranging the plurality of connecting structures 416 on the main body 41 and the plurality of connecting matching structures 426 on the adjustable piece 42, the plurality of connecting structures 416 and the plurality of connecting matching structures 426 can be correspondingly matched and connected one by one, so that the step or fixed point adjustment of the rotation angle of the adjustable piece 42 relative to the main body 41 is realized, and the purpose of leveling the brake lever 3 by using the adjustable connector 4 is further realized. In the embodiment shown in fig. 3 and 4, the plurality of connecting structures 416 are configured as first blind holes, the plurality of connecting matching structures 426 are configured as second blind holes, and the first blind holes correspond to the second blind holes one to one, and the first blind holes and the second blind holes can be coaxial and matched with each other through the pins 6 (refer to fig. 2). Of course, the embodiments of the connecting structures 416 and the connecting matching structures 426 are not limited thereto, for example, the connecting structures 416 are all provided as a first threaded hole, and the connecting matching structures 426 are all provided as a second threaded hole, which can be screwed with the first threaded hole and the second threaded hole by screws, so as to realize the coaxial and matching of the first threaded hole and the second threaded hole.

In the embodiment shown in fig. 3 and 4, the plurality of connecting structures 416 comprises first blind holes 1a, 2a, 3a, 4a, 5a arranged on one side of the reference portion 411 and first blind holes 6a, 7a, 8a, 9a, 10a arranged on the other side of the reference portion 411. The first blind holes 6a, 7a, 8a, 9a, 10a are a first group a, the first blind holes 1a, 2a, 3a, 4a, 5a are a second group B, and the plurality of connecting and fitting structures 426 include second blind holes 1B, 2B, 3B, 4B, 5B provided on one side of the reference fitting portion 421 and second blind holes 6B, 7B, 8B, 9B, 10B provided on the other side of the reference fitting portion 421. Adjustable member 42 is offset at a first angle (e.g., -1 deg.) relative to main body member 41 when holes No. 1a and No. 1b are centrally aligned, adjustable member 42 is offset at a first angle (e.g., -2 deg.) relative to main body member 41 when holes No. 2a and No. 2b are aligned, and so on, the greater the number of blind holes in first group a in main body member 41, the greater the angle of negative offset of adjustable member 42 relative to main body member 41. When the number 6a and number 6B holes are aligned, adjustable member 42 is offset from body member 41 by a third angle (e.g., +1 °), when the number 7a and number 7B holes are aligned, adjustable member 42 is offset from body member 41 by a fourth angle (e.g., +2 °), and so on, the greater the number of blind holes in the second set B of body member 41, the greater the angle at which adjustable member 42 is positively offset from body member 41. Wherein the aligned pair of blind holes can be aligned by the pin 6 (refer to fig. 2) and maintain the main body member 41 and the adjustable member 42 at the current adjustment angle. During adjustment, when the adjustable member 42 is rotated counterclockwise, the rotation angle can be regarded as a negative bias angle with respect to the main body member 41, and when the adjustable member 42 is rotated clockwise, the rotation angle can be regarded as a positive bias angle with respect to the main body member 41.

Fig. 5 is a schematic structural diagram of another embodiment of the adjustable connector 4 according to the present application. FIG. 6 is a schematic view of the body member of the embodiment of FIG. 5; FIG. 7 is a schematic view of the adjustable member of the embodiment of FIG. 5.

Referring to fig. 5 to 7, the main body 41 includes an adjusting rail 417 having a communicating structure, the adjusting rail 417 is disposed on the plate-shaped portion 500, and the adjusting rail 417 extends around the reference portion 411. The adjustment track 417 comprises a first cut-off end 4171 and a second cut-off end 4172 at said body member 41, the first cut-off end 4171 and the second cut-off end 4172 providing two extreme positions of the adjustable member 42 connected to the plate shaped portion 500. For example, at the first cutoff end 4171, the angle of counterclockwise rotation of the adjustable member 42 is maximized, and at the second cutoff end 4172, the angle of clockwise rotation of the adjustable member 42 is maximized. The adjustable member 42 can be selectively coupled at any location between the first stop end 4171 and the second stop end 4172, including but not limited to a snap fit or a screw connection. The plurality of positions on the adjustment track 417 to which the adjustable member is attached are the plurality of attachment positions 412. The above structure can fix the adjustable member 42 at any position of the adjusting track 417, so that the continuous adjustment of the adjustable member 42 relative to the main body member 41 is realized, and the adjustment precision is higher. In an alternative embodiment, adjustment track 417 is provided as a track slot and adjustable member 42 includes a securing hole 427, and adjustment screw 4173 is threaded through the track slot and into securing hole 427 to secure adjustable member 42 at any position in the track slot. Wherein, the fixed orifices sets up to the screw hole.

In embodiments where body member 41 includes an adjustment track 417 of a communicating configuration, a shaft or hole may be provided on adjustable member 42, thereby enabling adjustable member 42 to be coupled at any position between first cutoff end 4171 and second cutoff end 4172. For example, adjustable member 42 may be provided with a shaft that passes through adjustment track 417 and is secured by a bayonet lock. As another example, adjustable member 42 may be provided with holes and bolts may be passed through the holes in adjustable member 42 and the holes in adjustment track 417 to secure adjustable member 42 to adjustment track 417. In this embodiment, the number of the shafts or holes provided on the adjustable member 42 may be one, and the shafts or holes provided on the adjustable member 42 can correspond to one position of the adjustment track 417 when the adjustable member 42 rotates relative to the main body member 41.

In some embodiments, as shown in fig. 5, the adjustable connector 4 includes a first clamping member 424 and a second clamping member 425 disposed on the adjustable member 42, and the first clamping member 424 and the second clamping member 425 are disposed opposite to each other and jointly clamp the main body member 41, more specifically, the plate-shaped portion 500. In this way, the offset of the adjustable member 42 relative to the main body member 41 can be reduced or even avoided by the first and second clamping members 424 and 425, and both can be stably held at the adjusted position. The first clamping piece 424 and the second clamping piece 425 can adopt adjusting screws, the adjustable piece 42 comprises a first hanging lug 4241 and a second hanging lug 4251, the first clamping piece 424 is connected with the first hanging lug 4241 in a threaded mode and can be screwed in and screwed out along the length direction of the first clamping piece, the second clamping piece 425 is connected with the second hanging lug 4251 in a threaded mode and can be screwed in and screwed out along the length direction of the second clamping piece, and therefore clamping and locking of the main body piece 41 are achieved.

In some embodiments, as shown in FIG. 6, to increase the gripping area and stability of the grip, the body member 41 includes a first flange 418 and a second flange 419 disposed opposite one another, wherein the first grip member 424 contacts the first flange 418 and the second grip member 425 contacts the second flange 419 to collectively apply a gripping force to the body member 41.

In one embodiment, as shown in fig. 7, the adjustable member 42 includes a first clamping plate 428 and a second clamping plate 429, and a clamping space is provided between the first clamping plate 428 and the second clamping plate 429, and the brake rod 3 can be clamped in the clamping space. This scheme adopts the connected mode of centre gripping brake lever 3 in adjustable part 42, and the connected mode is simple reliable. Specifically, the first clamp plate 428 includes a first fixing hole 4280, the second clamp plate 429 includes a second fixing hole 4290, the first fixing hole 4280 and the second fixing hole 4290 are coaxially disposed, and a fastener passes through the first fixing hole 4280, the brake rod 3 and the second fixing hole 4290 to clamp and fix the brake rod 3 in the clamping space. The number of the first fixing holes 4280 and the second fixing holes 4290 is not limited.

Referring to fig. 5, 8 and 9, fig. 8 is a schematic view illustrating the counterclockwise rotation of the adjustable member 42 according to the present application. Fig. 9 is a schematic view illustrating the clockwise rotation of the adjustable connector according to the present application.

As shown in FIG. 5, the adjustable member 42 is centered relative to the body member 41, and the adjustable member 42 is unbiased. As shown in FIG. 8, the adjustable member 42 rotates counterclockwise relative to the main body member 41, and drives the brake lever 3 to move upward. As shown in fig. 9, the adjustable member 42 rotates clockwise relative to the main body member 41 to move the brake lever 3 downward, so that the brake lever 3 can be adjusted to be horizontal by the adjustable member 42.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (10)

1. An adjustable connector for adjusting the position of a brake lever, comprising:

the main body piece is connected with a transmission shaft in the barrier gate device and comprises a reference part and a plurality of connecting positions arranged around the reference part; and

an adjustable member for connection with the brake lever includes a datum engagement portion for rotational detent engagement with the datum portion, the adjustable member being selectively connectable to one of the plurality of connection locations.

2. The adjustable connector according to claim 1, wherein the main body member includes a plurality of connecting structures, the adjustable member includes a plurality of connecting engagement structures corresponding to the connecting structures one to one, the connecting engagement structures are located at the connecting positions, and at each connecting position, the connecting engagement structures are engaged with the corresponding connecting structures.

3. The adjustable joint according to claim 1, wherein the plurality of attachment locations are arranged in at least two layers around the periphery of the datum portion.

4. The adjustable joint according to claim 1, wherein the plurality of connecting positions are at least divided into a first group and a second group, the first group and the second group are oppositely disposed on two sides of the reference portion, when the adjustable member is sequentially connected to the plurality of connecting positions in the first group, the increment of the clockwise rotation angle of the adjustable member is sequentially increased or decreased, and when the adjustable member is sequentially connected to the plurality of connecting positions in the second group, the increment of the counterclockwise rotation angle of the adjustable member is sequentially increased or decreased.

5. The adjustable joint according to claim 1, wherein the main body member includes an adjustment track of a channel-like structure, the adjustment track extending around the reference portion and including a first cut-off end and a second cut-off end, the adjustable member being selectively attachable at any position between the first cut-off end and the second cut-off end, the plurality of positions on the adjustment track at which the adjustable member is attachable being the plurality of attachment positions.

6. The adjustable joint according to claim 1, wherein the main body member includes an auxiliary connection structure; the adjustable piece comprises an auxiliary matching structure, and when the adjustable piece is connected to any connecting position, the auxiliary connecting structure is connected with the auxiliary matching structure in a matching mode.

7. The adjustable connector according to claim 6, wherein the auxiliary connecting structure includes a sliding groove disposed around the reference portion, the auxiliary engaging structure includes a connecting hole, when the adjustable member is connected to any one of the connecting positions, the connecting hole corresponds to different portions of the sliding groove, the connecting hole and the sliding groove are used for a connecting member to pass through, and the main body member and the adjustable member are fixed.

8. The adjustable connector according to claim 6, wherein the auxiliary connecting structures are provided with a plurality of groups distributed around the reference portion, the auxiliary engaging structures are provided with a plurality of groups distributed around the reference engaging portion, and the auxiliary connecting structures and the auxiliary engaging structures are correspondingly coupled one to one.

9. The adjustable joint of claim 1, wherein the adjustable joint comprises a first clamping member and a second clamping member disposed on the adjustable member, the first clamping member and the second clamping member being disposed opposite to each other and clamping the main body member together; and/or

The adjustable part comprises a first clamping plate and a second clamping plate, and a clamping space is arranged between the first clamping plate and the second clamping plate.

10. A barrier device, comprising:

a chassis assembly including a drive shaft;

a brake lever; and

the adjustable joint of any one of claims 1 to 9, wherein the main body member is connected to the drive shaft, and the adjustable member is connected to the brake lever.

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