CN211075897U - Adjustable brake shoe brake device for tour and sightseeing train - Google Patents
Adjustable brake shoe brake device for tour and sightseeing train Download PDFInfo
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- CN211075897U CN211075897U CN201922269131.0U CN201922269131U CN211075897U CN 211075897 U CN211075897 U CN 211075897U CN 201922269131 U CN201922269131 U CN 201922269131U CN 211075897 U CN211075897 U CN 211075897U
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- brake
- pull rod
- brake shoe
- adjustable
- articulated
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Abstract
The utility model discloses an adjustable brake shoe arresting gear of tourism sightseeing train, including the braking wheel cylinder, the bogie, the brake arm, preceding brake shoe device, the brake arm, back brake shoe device, brake pull rod with adjustable back connecting rod and length, the braking wheel cylinder is installed on the bogie, the upper end of brake arm is articulated with the free end of the extension bar of braking wheel cylinder, the middle part of brake arm is articulated with the outside of preceding brake shoe device, the upper end of back connecting rod is articulated with the frame, the outside of back brake shoe device is articulated with the middle part of back connecting rod, the lower extreme of brake arm and the lower extreme of back connecting rod are articulated with the both ends of braking pull rod respectively. The utility model discloses a braking pull rod with adjustable length through the length of adjusting the braking pull rod for preceding, back brake shoe device respectively with preceding, the interval between the back steel wheel keep balanced, let the brake force of each brake shoe of participating in the braking exert the maximum value, improve the braking effect.
Description
Technical Field
The utility model relates to a there is rail sightseeing train technical field, especially relates to an adjustable brake-shoe brake equipment of tourism sightseeing train.
Background
With the rapid development of economy in China, the tourism industry has also developed tremendously, wherein the rail sightseeing train becomes an attractive landscape in the tourism industry. People are more and more directed to a new tour and sightseeing mode: people can enjoy the scenic spots and the historic sites in each tourist attraction by taking the rail sightseeing train. With the ever-increasing market demand in the future, the development of rail sightseeing trains will be better and better.
As shown in fig. 1, the brake shoe brake device currently used for a tour and sightseeing train is relatively simple. It mainly comprises: the brake comprises a brake cylinder, a bogie, a brake shoe, a steel wheel and a brake pull rod. The brake cylinder is fixed on the bogie, and the brake shoes on two sides are respectively controlled by the brake pull rod. When the brake cylinder is cut off, the brake cylinder controls the brake pull rod to press the brake shoe to the steel wheel, and the brake is realized by the friction force between the steel wheel and the brake shoe. The brake pull rod in the brake shoe braking device is an independent rod with fixed length and unadjustable length, and is influenced by manufacturing welding deformation and assembly, the distances between the brake shoe and the steel wheel are different, the distance between the brake shoe and the steel wheel is generally adjusted by adjusting the stroke of the extension rod of the brake cylinder, the stroke of the extension rod of the brake cylinder is limited, pressure imbalance between the brake shoe and the steel wheel can be caused at any time when braking is carried out, the braking force of the whole brake shoe braking device is insufficient, and finally brake shoe braking failure is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art at least, the adjustable brake shoe arresting gear of tourism sightseeing train has been provided very much innovatively, through the length of adjusting the braking pull rod, make around the brake shoe device respectively with around the interval between the steel wheel keep balanced, let the brake force performance of each brake shoe of participating in the braking maximum value, improve braking effect, the incident that leads to because of the braking inefficacy has been prevented, the problem that the pressure imbalance between brake shoe and the steel wheel caused the braking inefficacy when effectively having solved the interval at braking pull rod both ends among the prior art and having leaded to brake.
In order to realize the utility model discloses an above-mentioned purpose, the utility model provides an adjustable brake shoe arresting gear of tourism sightseeing train, including brake wheel cylinder, bogie, brake arm, preceding brake shoe device, back connecting rod and the adjustable brake pull rod of length, brake wheel cylinder install in on the bogie, the upper end of brake arm with the free end of the extension bar of brake wheel cylinder is articulated, the middle part of brake arm with the outside of preceding brake shoe device is articulated, the upper end of back connecting rod is articulated with the frame, the outside of back brake shoe device with the middle part of back connecting rod is articulated, the lower extreme of brake arm with the lower extreme of back connecting rod respectively with the both ends of brake pull rod are articulated.
The utility model discloses a braking pull rod with adjustable length through the length of adjusting the braking pull rod for preceding, back brake shoe device respectively with preceding, the interval between the back steel wheel keeps balanced, lets the brake force performance of each brake shoe of participating in the braking maximum value, improves braking effect, has prevented because of the incident that the braking became invalid and leads to, and can adjust braking system's braking effect more conveniently when installation and debugging.
Preferably, the brake pull rod comprises a front brake pull rod, a rear brake pull rod and an adjusting device, the front end of the front brake pull rod is hinged to the lower end of the brake arm, the rear end of the rear brake pull rod is hinged to the lower end of the rear connecting rod, threaded connecting holes with opposite rotating directions are formed in two ends of the adjusting device, the threaded connecting holes in the two ends of the adjusting device are coaxial, a first threaded connecting portion is formed in the rear end of the front brake pull rod, a second threaded connecting portion is formed in the front end of the rear brake pull rod, and the front brake pull rod and the rear brake pull rod are in threaded connection with the threaded connecting holes in the two ends of the adjusting device through the first threaded connecting portion and the second threaded connecting portion respectively. Through rotating adjusting device for preceding brake pull rod and back brake pull rod all draw close to the centre or open the extension to both sides, thereby play the effect of the whole length of regulation brake pull rod, the clearance between preceding, back brake shoe device and the steel wheel that corresponds can make things convenient for quick synchronization regulation.
Preferably, the brake pull rod further comprises a first locking nut sleeved on the first threaded connection portion and a second locking nut sleeved on the second threaded connection portion, and the first locking nut and the second locking nut are respectively arranged at two ends of the adjusting device. The adjusting device is locked through the first locking nut and the second locking nut, and therefore the situation that in the running process of a train, the adjusting device rotates on the front brake pull rod and the rear brake pull rod to cause the change of gaps between the front brake shoe device and the rear brake shoe device and between the front brake shoe device and the rear steel wheel to influence the braking effect is avoided.
Preferably, the adjustment device is flat as a whole. The adjusting device is arranged in such a way that the adjusting device can be conveniently rotated by clamping the outer wall of the adjusting device through tools such as a wrench, and the whole length of the brake pull rod can be conveniently and rapidly adjusted.
Preferably, the middle part of the adjusting device is provided with an adjusting through hole which is vertical to the front and rear brake pull rods. The adjusting device is convenient to insert into the adjusting through hole through tools such as iron rods and the like, and the adjusting device can be conveniently and easily rotated, so that the overall length of the brake pull rod can be adjusted more conveniently and rapidly.
Preferably, two sides of the adjusting through hole are respectively communicated with the threaded connecting holes at two ends of the adjusting device. Therefore, the length of the front brake pull rod and the rear brake pull rod screwed into the adjusting device can be observed conveniently through the adjusting through hole.
Preferably, the adjusting through hole is a strip-shaped through hole. This arrangement facilitates the insertion of a wider flat tool into the adjustment through-hole for rotation of the adjustment device.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a prior art brake shoe brake for a tour and sightseeing train;
FIG. 2 is a schematic structural view of an adjustable brake shoe brake device of a tour and sightseeing train according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural view of a length-adjustable brake pull rod according to a preferred embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The utility model provides an adjustable brake shoe arresting gear of tourism sightseeing train, as shown in fig. 2, the device includes braking wheel cylinder 1, bogie 2, brake arm 3, preceding brake shoe device 4, back brake shoe device 5, brake pull rod 7 with adjustable back connecting rod 6 and length, braking wheel cylinder 1 is installed on bogie 2, the upper end of brake arm 3 is articulated with the free end of the extension bar of braking wheel cylinder 1, brake arm 3's the middle part is articulated with the outside of preceding brake shoe device 4, back connecting rod 6's upper end is articulated with the frame, back brake shoe device 5's the outside is articulated with back connecting rod 6's middle part, brake arm 3's the lower extreme and back connecting rod 6's lower extreme are articulated with the both ends of braking pull rod 7 respectively. Brake shoes are arranged on the front brake shoe device 4 and the rear brake shoe device 5, and the brake shoes on the front brake shoe device and the rear brake shoe device are respectively matched with the shapes of the brake surfaces of the front steel wheel 8 and the rear steel wheel 8.
The utility model discloses a braking pull rod 7 with adjustable length, through the length of adjusting braking pull rod 7 for preceding, back brake shoe device 5 respectively with preceding, back steel wheel 8 between the interval keep balanced, let the brake force performance of each brake shoe of participating in the braking to the maximum value, improve braking effect, prevented the incident that leads to because of the braking inefficacy, and can adjust braking system's braking effect more conveniently when installation and debugging.
In this embodiment, as shown in fig. 3, the brake lever 7 includes a front brake lever 701, a rear brake lever 702, and an adjusting device 703, a front end of the front brake lever 701 is hinged to a lower end of the brake arm 3, a rear end of the rear brake lever 702 is hinged to a lower end of the rear link 6, two ends of the adjusting device 703 are provided with threaded connection holes 7031 with opposite rotation directions, the threaded connection holes 7031 of the two ends of the adjusting device 703 are coaxial, a rear end of the front brake lever 701 is provided with a first threaded connection portion 7011, a front end of the rear brake lever 702 is provided with a second threaded connection portion 7021, and the front brake lever 701 and the rear brake lever 702 are respectively in threaded connection with the threaded connection holes 7031 of the two ends of the adjusting device 703 through the first threaded connection portion 7011 and the second threaded connection portion 7021. Through rotating adjusting device 703 for preceding brake pull rod 701 and back brake pull rod 702 all draw close to the centre or open the extension to both sides, thereby play the effect of the whole length of regulation brake pull rod 7, can make things convenient for quick synchronous adjustment preceding, back brake shoe device 5 and the clearance between the steel wheel 8 that corresponds.
In this embodiment, the brake lever 7 further includes a first locking nut 704 sleeved on the first threaded connection portion 7011 and a second locking nut 705 sleeved on the second threaded connection portion 7021, and the first locking nut 704 and the second locking nut 705 are respectively disposed at two ends of the adjusting device 703. The adjusting device 703 is locked by the first locking nut 704 and the second locking nut 705, so that the influence on the braking effect caused by the change of the gaps between the front and rear brake shoe devices 5 and the front and rear steel wheels 8 due to the rotation of the adjusting device 703 on the front brake pull rod 701 and the rear brake pull rod 702 in the running process of the train is avoided.
In the present embodiment, the entire adjustment device 703 is flat. With the arrangement, the adjusting device 703 can be conveniently rotated by clamping the outer wall of the adjusting device 703 through a tool such as a wrench, so that the overall length of the brake pull rod 7 can be adjusted more conveniently and quickly.
In this embodiment, the middle of the adjusting device 703 is provided with an adjusting through hole 7032, and the adjusting through hole 7032 is perpendicular to the front and rear brake levers 702. With the arrangement, the adjusting device 703 can be easily rotated by inserting a tool such as an iron rod into the adjusting through hole 7032, so that the overall length of the brake pull rod 7 can be adjusted more conveniently and rapidly.
In this embodiment, both sides of the adjusting through hole 7032 communicate with the screw-coupling holes 7031 at both ends of the adjusting means 703, respectively. This facilitates viewing the length of the front and rear drag links 702 threaded into the interior of the adjustment device 703 through the adjustment through hole 7032.
In the present embodiment, the adjustment through-hole 7032 is a bar-shaped through-hole. This arrangement facilitates the insertion of a wider flat tool into the adjustment through-hole 7032 to rotate the adjustment device 703.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. The utility model provides an adjustable brake shoe arresting gear of tourism sightseeing train, its characterized in that, including brake wheel cylinder, bogie, brake arm, preceding brake shoe device, back connecting rod and the adjustable brake pull rod of length, brake wheel cylinder install in on the bogie, the upper end of brake arm with the free end of the extension bar of brake wheel cylinder is articulated, the middle part of brake arm with the outside of preceding brake shoe device is articulated, the upper end of back connecting rod is articulated with the frame, the outside of back brake shoe device with the middle part of back connecting rod is articulated, the lower extreme of brake arm with the lower extreme of back connecting rod respectively with the both ends of brake pull rod are articulated.
2. The adjustable brake shoe brake device of claim 1, wherein the brake pull rod comprises a front brake pull rod, a rear brake pull rod and an adjusting device, the front end of the front brake pull rod is hinged to the lower end of the brake arm, the rear end of the rear brake pull rod is hinged to the lower end of the rear connecting rod, threaded connecting holes with opposite rotation directions are formed in two ends of the adjusting device, the threaded connecting holes in two ends of the adjusting device are coaxial, a first threaded connecting portion is formed in the rear end of the front brake pull rod, a second threaded connecting portion is formed in the front end of the rear brake pull rod, and the front brake pull rod and the rear brake pull rod are in threaded connection with the threaded connecting holes in two ends of the adjusting device through the first threaded connecting portion and the second threaded connecting portion respectively.
3. The adjustable brake shoe brake device for the tour and sightseeing train as claimed in claim 2, wherein the brake pull rod further comprises a first lock nut sleeved on the first threaded connection portion and a second lock nut sleeved on the second threaded connection portion, the first lock nut and the second lock nut being respectively disposed at two ends of the adjusting device.
4. The adjustable brake shoe brake device for a tour and sightseeing train as claimed in claim 2 or 3, wherein the said adjustment device is flat as a whole.
5. The adjustable brake shoe brake device for tourist sightseeing train according to claim 2 or 3, wherein the middle part of the adjusting device is provided with an adjusting through hole which is vertical to the front and rear brake pull rods.
6. The adjustable brake shoe brake device for tourist trains according to claim 5, wherein both sides of said adjusting through hole are respectively communicated with the screw-coupling holes at both ends of said adjusting device.
7. The adjustable brake shoe brake device for tourist trains according to claim 5, wherein said adjusting through hole is a bar-shaped through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269131.0U CN211075897U (en) | 2019-12-17 | 2019-12-17 | Adjustable brake shoe brake device for tour and sightseeing train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269131.0U CN211075897U (en) | 2019-12-17 | 2019-12-17 | Adjustable brake shoe brake device for tour and sightseeing train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211075897U true CN211075897U (en) | 2020-07-24 |
Family
ID=71640302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922269131.0U Active CN211075897U (en) | 2019-12-17 | 2019-12-17 | Adjustable brake shoe brake device for tour and sightseeing train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211075897U (en) |
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2019
- 2019-12-17 CN CN201922269131.0U patent/CN211075897U/en active Active
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