CN214529981U - Beam-span seamless transition device of suspension type monorail track beam - Google Patents
Beam-span seamless transition device of suspension type monorail track beam Download PDFInfo
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- CN214529981U CN214529981U CN202120592624.2U CN202120592624U CN214529981U CN 214529981 U CN214529981 U CN 214529981U CN 202120592624 U CN202120592624 U CN 202120592624U CN 214529981 U CN214529981 U CN 214529981U
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Abstract
The utility model discloses a seamless transition device between beam spans of a suspension type monorail track beam, which comprises a vertically arranged trapezoidal sliding plate, wherein the trapezoidal sliding plate is in an isosceles trapezoid shape with a big top and a small bottom and is arranged between webs at two sides of an expansion joint; the trapezoidal sliding plate is arranged in the notch at the end part of the web plate, and the web plate is provided with an oblique slideway, so that the oblique slideway is in sliding connection with the oblique side of the trapezoidal sliding plate; the inclined slideway is provided with an inclined groove for accommodating the inclined edge of the trapezoidal sliding plate and a limiting convex strip for preventing the trapezoidal sliding plate from falling to the inner side of the web plate, and a gap is formed between the top end of the trapezoidal sliding plate and the web plate; the gapless sliding block expansion joint device also comprises an outer plate fixedly installed on the outer side of the web plate and used for preventing the trapezoidal sliding plate from falling to the outer side of the web plate. The utility model discloses simple structure, dependable performance, material quantity are very few, though use the durability fine, and easy inspection, change do benefit to the maintenance.
Description
Technical Field
The utility model belongs to suspension type single track field, more specifically relates to a seamless transition device is striden to roof beam of suspension type single track roof beam.
Background
The suspended monorail is a kind of monorail and features that only one rail is used instead of two balanced rails of traditional railway. Similar to urban rail transit systems, monorail is mainly used in urban populated areas for carrying passengers.
The suspended monorail track beam is a key component of a suspended monorail traffic system, provides load bearing for a suspended monorail train, bears complex tensile force, compressive force, bending force, shearing force and torsional force, and needs to have high deformation resistance and fracture resistance.
Under the action of using loads such as temperature, braking force and the like, the expansion joint width of the end parts of the adjacent track beams can be changed in an expansion and contraction mode, and the overlarge gap width can cause the vehicle to generate obvious vibration and noise when passing through the expansion joint, so that the stability and the comfort of driving are influenced. Therefore, the control beam end telescoping device's seam width is especially important to improving the stationarity and the travelling comfort of suspension type single track driving, needs to set up the expansion joint device at the track beam-ends portion.
At present, a guide wheel of a suspended monorail train passes through an expansion joint, basically, a horizontal expansion joint device is vertically placed, the horizontal expansion joint device is miniaturized due to small stress, the structure of the guide wheel is complex, and steel is used greatly. Considering that the guide wheels of the suspended monorail train randomly roll over the expansion joints on the web in an uncertain and intermittent manner to limit overlarge swing of the train, the arrangement of the expansion joints can improve the stability and comfort of the train passing through the beam joints, and the stress of the expansion joints is small, so that the traditional expansion joint device can be completely simplified to meet the functional requirements of the expansion joint device.
SUMMERY OF THE UTILITY MODEL
To the above defect of prior art or improve the demand, the utility model provides a seamless transition device is striden to roof beam of suspension type monorail track roof beam, it is put trapezoidal sliding plate in the breach of web, and its dead weight that relies on trapezoidal sliding plate just can make the hypotenuse of trapezoidal sliding plate and the slant slide of web keep the close state forever, and its principle and structure are all fairly simple, can effectively practice thrift steel.
In order to achieve the above object, according to one aspect of the present invention, there is provided a beam span seamless transition device of a suspended monorail track beam, the suspended monorail track beam comprises a top plate, a web plate and a bottom plate, the web plate is vertically arranged between the top plate and the bottom plate, characterized in that, the gapless slider expansion joint device comprises a vertically arranged trapezoidal sliding plate, the whole trapezoidal sliding plate is in an isosceles trapezoid shape with a large top and a small bottom and is arranged between the web plates at two sides of the expansion joint;
the trapezoidal sliding plate is arranged in a notch at the end part of the web plate, the inner side surface of the trapezoidal sliding plate is flush with the inner side surface of the web plate, and the web plate is provided with an oblique slideway and is in sliding connection with the oblique edge of the trapezoidal sliding plate through the oblique slideway; the inclined slideway is provided with an inclined groove for accommodating the inclined edge of the trapezoidal sliding plate and a limiting convex strip for preventing the trapezoidal sliding plate from falling to the inner side of the web plate, and a gap is formed between the top end of the trapezoidal sliding plate and the web plate;
the oblique slideways on the webs at the two sides of the expansion joint are symmetrically distributed at the two sides of the expansion joint;
the gapless sliding block expansion joint device also comprises an outer plate vertically installed on the outer side of the web plate, so that the trapezoidal sliding plate is prevented from falling to the outer side of the web plate.
Preferably, the outer plate and the web are bolted together.
Preferably, the top end and the bottom end of the outer plate are spaced from the top plate and the bottom plate, respectively.
Preferably, top and bottom ends of the outer panel are in contact with the top and bottom panels, respectively.
Preferably, a stiffening rib is arranged outside the web, and the stiffening rib is vertically arranged and perpendicular to the web.
Preferably, the inclined edge of the trapezoidal sliding plate is provided with a step and the step extends into the inclined groove of the inclined slideway.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect: according to the beam span seamless transition device of the suspension type monorail track beam, the oblique edges of the trapezoidal sliding plates can be always pressed on the oblique slide ways of the bottom plate through the dead weight of the trapezoidal sliding plates, the trapezoidal sliding plates move along with the suspension type monorail track beam under the dead weight when the expansion joints of the track beam are enlarged, and the two suspension type monorail track beams can automatically push the trapezoidal sliding plates to move when the expansion joints are reduced, so that the seamless transition device has better adaptability and reliability, can save steel and solve the problems of improving the driving comfort of vehicles.
Drawings
FIG. 1 is a side elevational schematic view of the present invention employing a first structural form of the outer panel;
FIG. 2 is a schematic front view of the present invention employing a first structural form of the outer panel;
FIG. 3 is a side elevational schematic view of the present invention employing a second form of the outer panel;
FIG. 4 is a schematic front view of the present invention employing an outer panel of a second construction;
fig. 5 is a partial schematic view of the invention showing the mating of the oblique sides of a trapezoidal sliding panel with the oblique runners of the web.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Referring to fig. 1-5, a seamless beam span transition device of a suspended monorail track beam, wherein the suspended monorail track beam 1 comprises a top plate, a web 7 and a bottom plate, the web 7 is vertically arranged between the top plate and the bottom plate, a stiffening rib 2 is arranged outside the web 7, and the stiffening rib 2 is vertically arranged and perpendicular to the web 7 so as to improve the strength of the web 7. The gapless sliding block expansion joint 6 device comprises a trapezoidal sliding plate 4 which is vertically arranged, the whole trapezoidal sliding plate 4 is in an isosceles trapezoid shape with a large upper part and a small lower part, and the trapezoidal sliding plate 4 is arranged between webs 7 at two sides of the expansion joint 6;
the trapezoidal sliding plate 4 is arranged in a notch at the end part of the web plate 7, the notches of the two web plates 7 are combined together to form a wedge-shaped structure with a large upper part and a small lower part, the wedge-shaped structure is adaptive to the shape of the trapezoidal sliding plate 4 and is used for accommodating the whole trapezoidal sliding plate 4, the inner side surface of the trapezoidal sliding plate 4 is flush with the inner side surface of the web plate 7 so as to enable the traveling crane to be smooth, and the web plate 7 is provided with an oblique slide way 8 which is inclined relative to a vertical surface and is in sliding connection with the oblique edge of the trapezoidal sliding plate 4 through the oblique slide way 8; the inclined slideway 8 is provided with an inclined groove for accommodating the inclined edge of the trapezoidal sliding plate 4 and a limiting convex strip for preventing the trapezoidal sliding plate 4 from falling to the inner side of the web plate 7, and the trapezoidal sliding plate 4 can slide relative to the web plate 7 and is not easy to fall off through the rabbet structure. Furthermore; a gap exists between the top end of the trapezoidal sliding plate 4 and the web 7, and the gap is reserved to be large enough to enable the trapezoidal sliding plate 4 to move upwards; in order to meet the requirement that the trapezoidal sliding plate 4 can fall in the wedge-shaped structure and is in contact with the web 7 under the action of gravity, the oblique channel and the contact part of the web 7 and the trapezoidal sliding plate 4 need certain processing precision and cannot be too rough, and in addition, the depth of the oblique groove cannot be too shallow, so that the trapezoidal sliding plate 4 is prevented from falling out due to the simultaneous occurrence of blocking and vibration, and the oblique slideway 8 ensures that the trapezoidal sliding plate 4 does not jump out and the web 7 has certain close adhesion.
The oblique slideways 8 on the webs 7 at two sides of the expansion joint 6 are symmetrically distributed at two sides of the expansion joint 6, so that the force of the webs 7 at two sides on the trapezoidal sliding plate 4 is balanced, and the trapezoidal sliding plate can vertically move upwards or upwards.
The gapless sliding block expansion joint 6 device also comprises an outer plate 3 vertically installed on the outer side of the web 7, and the outer plate 3 is installed tightly attached to the web 7 so as to prevent the trapezoidal sliding plate 4 from falling to the outer side of the web 7. Preferably, the outer plate 3 and the web 7 are connected together by bolts 5, so that the connection is convenient, and the replacement of the outer plate 3 is also convenient.
The length of the outer plate 3 in the vertical direction is relatively small in the first structure, and the top end and the bottom end of the outer plate 3 are respectively spaced from the top plate and the bottom plate, which contributes to material saving.
The length of the outer plate 3 in the vertical direction is relatively large in the second structure form, and the top end and the bottom end of the outer plate 3 are respectively in contact with the top plate and the bottom plate, which is beneficial to improving the stability of the web 7.
Further, the oblique side of the trapezoidal sliding plate 4 has a step and the step extends into the oblique groove of the oblique slideway 8. The trapezoidal sliding plate 4 has a plurality of surfaces to contact the web 7, so that the moving smoothness of the trapezoidal sliding plate 4 is improved.
Because the expansion joint 6 between the webs 7 that the leading wheel of suspension type monorail train passes through receives the horizontal spacing dual restraint of roof plate and bottom plate, relative deformation only the vertical corner of beam-ends is great, and other deformations are all less than manufacturing tolerance, do not worry. The utility model discloses with the help of the dead weight of the trapezoidal sliding plate 4 of vertical setting, just can let the condition of the wide grow of the automatic adaptation expansion joint 6 seam of trapezoidal sliding plate 4, and can push trapezoidal sliding plate 4 through being close to each other of web 7 again when the seam width becomes for trapezoidal sliding plate 4 can atress and rebound, thereby makes trapezoidal sliding plate 4 and web 7 keep the close state forever, and its principle is simple, and the structure is simpler, but the effect is not simple.
It is to be understood that the foregoing are many different embodiments or examples of the different features of the present embodiments. Specific examples of components and arrangements are described above to simplify the illustrative embodiments. These are, of course, merely examples and are not intended to limit the embodiments, and for example, device dimensions are not limited to the ranges or values disclosed, but may depend on processing conditions and/or desired properties of the device.
Moreover, the formation of a first feature over or on a second feature in the description that follows may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which additional features may be formed interposing the first and second features, such that the first and second features may not be in direct contact, although the various features may be drawn arbitrarily to varying proportions for simplicity and clarity of illustration.
Spatially relative terms, such as "under," "below," "lower," "above," "upper," and the like, may be used herein to describe one element or feature's relationship to another element or feature(s) as illustrated in the figures.
These spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be oriented in different ways (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A girder span seamless transition device of a suspension type monorail track girder comprises a top plate, a web plate and a bottom plate, wherein the web plate is vertically arranged between the top plate and the bottom plate;
the trapezoidal sliding plate is arranged in a notch at the end part of the web plate, the inner side surface of the trapezoidal sliding plate is flush with the inner side surface of the web plate, and the web plate is provided with an oblique slideway and is in sliding connection with the oblique edge of the trapezoidal sliding plate through the oblique slideway; the inclined slideway is provided with an inclined groove for accommodating the inclined edge of the trapezoidal sliding plate and a limiting convex strip for preventing the trapezoidal sliding plate from falling to the inner side of the web plate, and a gap is formed between the top end of the trapezoidal sliding plate and the web plate;
the oblique slideways on the webs at the two sides of the expansion joint are symmetrically distributed at the two sides of the expansion joint;
the gapless sliding block expansion joint device also comprises an outer plate vertically installed on the outer side of the web plate, so that the trapezoidal sliding plate is prevented from falling to the outer side of the web plate.
2. The device as claimed in claim 1, wherein the outer plate and the web are bolted together.
3. The device as claimed in claim 1, wherein the top and bottom ends of the outer plate are spaced from the top and bottom plates, respectively.
4. The device as claimed in claim 1, wherein the top and bottom ends of the outer plate are in contact with the top and bottom plates, respectively.
5. The device for the seamless transition between beam spans of a suspended monorail track beam as defined in claim 1, wherein said web is provided with stiffening ribs on the outside, said stiffening ribs being vertically disposed and perpendicular to the web.
6. The device for seamless transition between beam spans of suspended monorail track beam as defined in claim 1, wherein said sloping side of said trapezoidal sliding plate has a step and said step extends into said sloping groove of said sloping slideway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120592624.2U CN214529981U (en) | 2021-03-23 | 2021-03-23 | Beam-span seamless transition device of suspension type monorail track beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120592624.2U CN214529981U (en) | 2021-03-23 | 2021-03-23 | Beam-span seamless transition device of suspension type monorail track beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214529981U true CN214529981U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120592624.2U Active CN214529981U (en) | 2021-03-23 | 2021-03-23 | Beam-span seamless transition device of suspension type monorail track beam |
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| Country | Link |
|---|---|
| CN (1) | CN214529981U (en) |
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2021
- 2021-03-23 CN CN202120592624.2U patent/CN214529981U/en active Active
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