CN221003631U - High-stability vulcanization bonding fastener - Google Patents
High-stability vulcanization bonding fastener Download PDFInfo
- Publication number
- CN221003631U CN221003631U CN202322774642.4U CN202322774642U CN221003631U CN 221003631 U CN221003631 U CN 221003631U CN 202322774642 U CN202322774642 U CN 202322774642U CN 221003631 U CN221003631 U CN 221003631U
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- CN
- China
- Prior art keywords
- base plate
- iron base
- fastener
- clamping groove
- lower iron
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- 238000004073 vulcanization Methods 0.000 title claims abstract description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 126
- 229910052742 iron Inorganic materials 0.000 claims abstract description 63
- 230000000670 limiting effect Effects 0.000 claims abstract description 24
- 239000000853 adhesive Substances 0.000 claims abstract description 10
- 230000001070 adhesive effect Effects 0.000 claims abstract description 10
- 239000004636 vulcanized rubber Substances 0.000 claims abstract description 10
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 241001669679 Eleotris Species 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000945 filler Substances 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model discloses a high-stability vulcanization bonding fastener, which relates to the technical field of vibration reduction fasteners and comprises a fastener body, wherein the fastener body comprises a lower iron base plate, vulcanized rubber and an upper iron base plate which are sequentially arranged from bottom to top, the lower iron base plate and the upper iron base plate are bonded through vulcanized rubber in a full vulcanization mode, a limiting structure is arranged between the upper iron base plate and the lower iron base plate, the limiting structure comprises protruding parts arranged on two sides of the upper iron base plate and clamping groove parts arranged on the lower iron base plate, the protruding parts and the clamping groove parts are mutually matched, limit stop blocks for limiting the transverse and longitudinal displacement of the upper iron base plate are further arranged between the protruding parts and the clamping groove parts, an open-type or closed-type containing groove is arranged on the lower iron base plate corresponding to the limit stop block, and the containing groove is matched with the shape of the limit stop block. By adopting the high-stability vulcanized adhesive fastener disclosed by the utility model, the limit structure can be matched with the limit stop, so that the transverse and longitudinal limit effects of the fastener are obviously improved.
Description
Technical Field
The utility model relates to the field of rail transit, in particular to a high-stability vulcanized bonding fastener.
Background
With the increasing importance of the society to the vibration and noise reduction performance in the urban rail transit field, the rail market has a higher vibration reduction performance requirement to the vibration reduction fastener. The vulcanized bonding fastener is widely applied to urban rail transit. For example: CN 2045756U-a track damper for subway and light rail traffic is composed of buckling piece and damping pad, the damping pad is formed by clamping elliptic conical rubber washer between the rail bearing plate and base to make it sulfurized into whole, the buckling piece is elastic strip fastener for ground railway, the track damper has good elasticity, can reduce abrasion to steel rail, is easy to construct and maintain and track gauge adjustment, service life is prolonged correspondingly, two sides of the existing integral sulfurized damping fastener are equipped with limit structures on two sides of upper and lower iron pad plates, but the filler in the middle of limit structure is sulfurized rubber, limit effect is limited, and there is still problem of insufficient transverse and longitudinal stability of fastener.
Disclosure of utility model
The utility model aims to overcome the problems in the prior art and provide a high-stability vulcanized bonding fastener, wherein limiting structures are arranged at two ends of the fastener, and limiting stops are added, so that the transverse and longitudinal limiting effects of the fastener are obviously improved.
The utility model is realized by the following technical scheme: the utility model provides a high stability vulcanizes bonding fastener, includes the fastener body, the fastener body includes lower iron backing plate, vulcanized rubber, the last iron backing plate that sets gradually from bottom to top, through vulcanized rubber full vulcanization bonding between lower iron backing plate, the last iron backing plate, be provided with limit structure between the lower iron backing plate, limit structure includes the bellying that sets up in last iron backing plate both sides, the draw-in groove portion of setting on lower iron backing plate, bellying, draw-in groove portion mutually support, still be provided with the limit stop who is used for limiting the horizontal and vertical displacement of last iron backing plate between bellying, the draw-in groove portion;
The cross section of the protruding part is trapezoid or square, the clamping groove part is a trapezoid groove or square groove, the limit stop is provided with a clamping groove matched with the protruding part, and the limit stop is also provided with an arch part matched with the clamping groove part;
The lower iron backing plate is provided with an open-type or closed-type containing groove corresponding to the limit stop, and the containing groove is matched with the limit stop in shape.
In order to further optimize the utility model, the following technical scheme can be preferably selected:
Preferably, the bottom of the lower iron base plate is also provided with an insulating coupling base plate, and the upper iron base plate, the lower iron base plate and the insulating coupling base plate are fixed on the sleeper through anchor bolts.
Preferably, the bottom of the limit stop is symmetrically provided with positioning shoulders.
Preferably, the method is characterized in that: the T-shaped bolt, the elastic strip and the gauge block which are matched are arranged on the fastener body, and the elastic strip and the gauge block are used for compressing the steel rail on the fastener body.
The utility model has the following effects:
1. The product is additionally provided with limit stops on the basis of limit structures on two sides of the vulcanization bonding fastener; the original filler is rubber, the limiting effect is limited, and after the original filler is replaced by a limiting stop block, the transverse stability and the longitudinal stability are obviously improved.
2. The cross section of the protruding part in the limiting structure is trapezoid (or square), the clamping groove part is a trapezoid groove (or square groove), the limiting stop is provided with a clamping groove matched with the protruding part, and the limiting stop is also provided with an arch part matched with the clamping groove part, so that the structural stability of the whole product can be further improved.
Drawings
FIG. 1 is a schematic view showing the overall structure of the vulcanization adhesive fastener in example 1;
FIG. 2 is an internal cross-sectional view of the vulcanized adhesive fastener in example 1;
FIG. 3 is a half cross-sectional view of the vulcanization adhesive fastener in example 1;
fig. 4 is a perspective view of the upper iron pad of the present embodiment 1;
fig. 5 is a perspective view of the lower iron pad of the present embodiment 1;
FIG. 6 is a schematic diagram showing the connection of the upper and lower iron pad plates in example 1;
fig. 7 is a schematic structural view of the square limit stopper in the present embodiments 1, 2;
FIG. 8 is a schematic view showing the overall structure of the vulcanized adhesive fastener in example 2;
FIG. 9 is an internal cross-sectional view of the vulcanized adhesive fastener in this example 2;
FIG. 10 is a half cross-sectional view of the vulcanized adhesive fastener of example 2;
fig. 11 is a perspective view of the upper iron pad in the present embodiment 2;
Fig. 12 is a perspective view of the lower iron pad of the present embodiment 2;
FIG. 13 is a schematic diagram showing the connection of the upper and lower iron pad plates in example 2;
Fig. 14 is a schematic view showing the structure of the trapezoidal limit stopper in the present embodiments 1, 2;
fig. 15 is a perspective view of the vulcanization bonded vibration damping fastener body of the present examples 1 and 2;
fig. 16 is a schematic structural view of an insulating coupling pad in embodiments 1 and 2.
Wherein:
1-an insulating coupling pad; 2-a lower iron backing plate; 3-loading an iron backing plate; 4-vulcanized rubber; 5-a boss; 6-a clamping groove part; 7-limiting stop blocks; 8-positioning shoulders; 9-positioning groove I; 10-a positioning groove II; 11-wrapping; 12-anchor bolts.
Detailed Description
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
As shown in fig. 1 to 7 and fig. 14 to 16, the high-stability vulcanization bonding fastener comprises a fastener body, wherein the fastener body comprises a lower iron base plate 2, vulcanized rubber 4 and an upper iron base plate 3 which are sequentially arranged from bottom to top, the lower iron base plate and the upper iron base plate are bonded through vulcanized rubber full vulcanization, and the vibration reduction effect is realized by utilizing the elasticity of vulcanized rubber, wherein a limiting structure is arranged between the upper iron base plate and the lower iron base plate and comprises a protruding part 5 arranged at two sides of the upper iron base plate and a clamping groove part 6 designed on the lower iron base plate, the protruding part 5 and the clamping groove part 6 are mutually matched, and a limiting stop 7 for limiting the transverse and longitudinal displacement of the upper iron base plate is also arranged between the protruding part and the clamping groove part; the limit stop 7 is of a shape like a Chinese character 'ji', the outer wall surfaces are inclined outwards, wherein an insulating coupling base plate 1 is further arranged at the bottom of the lower iron base plate, and the upper iron base plate 2, the lower iron base plate 3 and the insulating coupling base plate are fixedly connected and penetrated on the sleeper through anchor bolts 12; wherein, the fastener body is provided with a matched T-shaped bolt 、 elastic strip and a track gauge block which are used for pressing the steel rail 14 on the fastener body; the clamping groove part 6 on the lower iron backing plate 3 can be square or trapezoid, the clamping groove part 6 of the lower iron backing plate 3 is open, and the bulge part 5 and the limit stop 7 correspond to the open; in this embodiment, the section of the protruding portion is square or trapezoid, the clamping groove portion is a square groove or trapezoid groove, the limit stop is provided with a clamping groove matched with the protruding portion, and the limit stop is further provided with an arch portion matched with the clamping groove portion.
In addition, the bottom of the limit stop 7 is symmetrically provided with positioning shoulders 8; in the embodiment, a first positioning groove 9 matched with a positioning shoulder 8 is formed in the lower iron base plate 2 corresponding to the bottom of the clamping groove; and a certain limit installation is carried out on the limit stop by utilizing the first positioning groove 9.
Example 2:
As shown in fig. 7 to 16, this example 2 differs from example 1 in that: the clamping groove part of the lower iron pad plate in embodiment 1 is of an open type design, while the clamping groove part of the lower iron pad plate in embodiment 2 is of a closed type design, and the specific structure is as follows: in the embodiment, the section of the protruding part is trapezoid or square, the clamping groove part is formed by a wrapping part 11 with a closed design, the wrapping part 11 forms a trapezoid groove or square groove, the limit stop is provided with a clamping groove matched with the protruding part, and the limit stop is also provided with an arch part matched with the clamping groove part; and the lower iron base plate is provided with a containing groove corresponding to the limit stop block, and the containing groove is matched with the limit stop block in shape. In addition, positioning shoulders are symmetrically arranged at the bottom of the limit stop 7; in the embodiment, a second positioning groove 10 matched with the positioning shoulder is formed in the bottom of the lower iron base plate corresponding to the wrapping part; and a certain limiting effect is carried out on the limiting stop block by utilizing the second positioning groove 10. The product is additionally provided with limit stops on the basis of limit structures on two sides of the vulcanization bonding fastener; the original filler is rubber, the limiting effect is limited, and after the original filler is replaced by a limiting stop block, the transverse stability and the longitudinal stability are obviously improved.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (4)
1. A high stability vulcanizes bonding fastener which characterized in that: the fastener comprises a fastener body, wherein the fastener body comprises a lower iron base plate, vulcanized rubber and an upper iron base plate which are sequentially arranged from bottom to top, the lower iron base plate and the upper iron base plate are bonded through vulcanized rubber in a full vulcanization mode, a limiting structure is arranged between the upper iron base plate and the lower iron base plate, the limiting structure comprises protruding parts arranged on two sides of the upper iron base plate and clamping groove parts arranged on the lower iron base plate, the protruding parts and the clamping groove parts are mutually matched, and a limiting stop block used for limiting transverse and longitudinal displacement of the upper iron base plate is further arranged between the protruding parts and the clamping groove parts;
The cross section of the protruding part is trapezoid or square, the clamping groove part is a trapezoid groove or square groove, the limit stop is provided with a clamping groove matched with the protruding part, and the limit stop is also provided with an arch part matched with the clamping groove part;
The lower iron backing plate is provided with an open-type or closed-type containing groove corresponding to the limit stop, and the containing groove is matched with the limit stop in shape.
2. The high stability vulcanization adhesive fastener of claim 1, wherein: the bottom of the lower iron base plate is also provided with an insulating coupling base plate, and the upper iron base plate, the lower iron base plate and the insulating coupling base plate are fixed on the sleeper through anchor bolts.
3. The high stability vulcanization adhesive fastener of claim 1, wherein: and positioning shoulders are symmetrically arranged at the bottom of the limit stop block.
4. The high stability vulcanization adhesive fastener of claim 1, wherein: the T-shaped bolt, the elastic strip and the gauge block which are matched are arranged on the fastener body, and the elastic strip and the gauge block are used for compressing the steel rail on the fastener body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322774642.4U CN221003631U (en) | 2023-10-16 | 2023-10-16 | High-stability vulcanization bonding fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322774642.4U CN221003631U (en) | 2023-10-16 | 2023-10-16 | High-stability vulcanization bonding fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221003631U true CN221003631U (en) | 2024-05-24 |
Family
ID=91112267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322774642.4U Active CN221003631U (en) | 2023-10-16 | 2023-10-16 | High-stability vulcanization bonding fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221003631U (en) |
-
2023
- 2023-10-16 CN CN202322774642.4U patent/CN221003631U/en active Active
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