CN220224917U - Double-deflection-shaft multidirectional deflection comb-tooth type telescopic device - Google Patents
Double-deflection-shaft multidirectional deflection comb-tooth type telescopic device Download PDFInfo
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- CN220224917U CN220224917U CN202321426917.9U CN202321426917U CN220224917U CN 220224917 U CN220224917 U CN 220224917U CN 202321426917 U CN202321426917 U CN 202321426917U CN 220224917 U CN220224917 U CN 220224917U
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- 244000126211 Hericium coralloides Species 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000004873 anchoring Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The utility model discloses a multidirectional shifting comb-tooth type telescopic device with double shifting shafts, which relates to the technical field of bridge construction and comprises a fixed comb-tooth plate and a movable comb-tooth plate, wherein the fixed comb-tooth plate and the movable comb-tooth plate are respectively arranged in reserved positions of expansion joints between a steel beam end and a concrete beam end; the front end and the rear end of the movable comb plate are respectively provided with the deflection shafts, so that the movable comb plate can adapt to the vertical rotation angles of the beam ends at the two sides of the beam joint, the phenomenon that one end of the movable comb plate is tilted due to the rotation of the beam body is avoided, the travelling smoothness of the expansion joint is ensured, the travelling safety is improved, meanwhile, the impact damage of a vehicle to the expansion joint is avoided, and the service life of the expansion joint is prolonged.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a double-deflection-shaft multidirectional deflection comb-tooth type telescopic device.
Background
The traditional comb plate telescoping device mainly comprises little broach board and big broach board, anchor bolt, slide and rubber waterstop, and the unit formula multidirectional comb plate seam that shifts sets up components such as axle under big broach board, and when big broach board was installed on the concrete beam, because the coagulating packing, the space that shifts of big broach board was blocked up completely, can't realize multidirectional shifting earlier. Even if the big broach board deflection shaft has the space of shifting, it has only adapted to the demand of shifting of installed roof beam, when little broach board installation roof beam side takes place to rotate, can make big broach board perk or tooth point and corrosion resistant plate line contact atress, big broach board perk can influence traffic safety, receive the impact to destroy to strengthen, tooth point and little broach board end corrosion resistant plate line contact, lead to big broach board load operating mode abominable, tooth point damage corrosion resistant plate for the damage of expansion joint, reduced the life of expansion joint. When traditional fishback expansion joint installation, directly place the fishback on not coagulated concrete and carry out leveling location installation, because the fishback component size is great, the below concrete placement is more difficult, and it is closely knit to hardly guarantee the fishback below concrete filling, influences life.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a double-deflection-shaft multidirectional deflection comb-tooth type telescopic device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a double-deflection-shaft multidirectional deflection comb-tooth type telescopic device comprises
The fixed comb plate and the movable comb plate are respectively arranged in the reserved positions of the expansion joints between the steel beam end and the concrete beam end;
the stainless steel plate, the buffer cushion, the embedded steel plate and the embedded sleeve assembly are sequentially arranged below the fixed comb plate, and the fixed comb plate is fixedly connected with the embedded sleeve assembly through the fixing bolts;
a deflection shaft is arranged at a position below one end of the movable comb plate, a second deflection shaft is arranged at the other end of the movable comb plate, a deflection shaft base is arranged at the bottom of the deflection shaft, a deflection shaft pressing plate is arranged at the top of the deflection shaft, a supporting plate is arranged on one side of the steel beam, a backing plate is arranged between the deflection shaft base and the supporting plate, and a supporting plate stiffening plate is arranged at the bottom of the supporting plate; the bottom end of the tension bolt penetrates through the movable comb plate, the base plate and the supporting plate to extend out of the supporting plate, the bottom end of the tension bolt is connected with the compression spring in series, and the tension bolt is fixed through the spring compression nut.
As a further technical scheme of the utility model, the middle section of the movable comb plate is higher relative to two sides, the second deflection shaft rotates and deflects in the movable deflection seat, the movable deflection seat slides between the fixed comb plate teeth, and the deflection shaft rotates and deflects in the deflection shaft base.
As a further technical scheme of the utility model, the deflection shaft base and the backing plate are fixed by adopting base fixing bolts, the backing plate and the supporting plate are welded and fixed, and the supporting plate stiffening plate are welded and fixed on the steel beam end or the concrete beam end embedded part.
As a further technical scheme of the utility model, the deflection shaft pressing plate adopts a pressing plate fixing bolt to limit the deflection shaft in the deflection shaft base, and a space is reserved between the bottom of the movable comb plate and the stainless steel plate.
As a further technical scheme of the utility model, the bottom boss is arranged below the fixed comb teeth of the comb tooth plate, the fixed bolt holes are arranged on the comb teeth, the movable deflection seat is limited between the comb teeth by the bottom boss, and the movable deflection seat is limited up and down by being matched with the stainless steel plate.
According to the technical scheme, concrete vibrating holes are formed in the embedded steel plate, the embedded sleeve assembly is fixed with the embedded steel plate, the anchoring steel bars are fixed with the embedded sleeve assembly, and the fixed comb plate, the stainless steel plate, the buffer cushion, the embedded steel plate and the embedded sleeve assembly are fixedly connected through the fixing bolts.
According to the concrete beam end, a water stop fixing plate connected with the embedded steel plate is arranged at the concrete beam end, a water stop is arranged between the steel beam end and the concrete beam end, and two sides of the water stop are fixed through a water stop pressing plate and water stop fixing bolts arranged on the water stop fixing plate.
The utility model has the beneficial effects that:
1. according to the utility model, the embedded steel plate is arranged below the fixed comb plate, the concrete vibrating holes are formed in the embedded assemblies, and the embedded assemblies are installed first, so that the compactness of the concrete below the fixed comb plate is ensured, the stress of the concrete is uniform, the installation quality is improved, and the service life is ensured.
2. The deflection shafts are respectively arranged at the front end and the rear end of the movable comb plate, so that the vertical deflection shafts can adapt to the vertical corners of the beam ends at the two sides of the beam joint, the phenomenon that one end of the movable comb plate is tilted due to the rotation of the beam body is avoided, the travelling smoothness at the expansion joint is ensured, the travelling safety is improved, meanwhile, the impact damage of a vehicle to the expansion joint is avoided, and the service life of the expansion joint is prolonged.
Drawings
FIG. 1 is a schematic view of a telescopic device according to the present utility model;
FIG. 2 is a schematic cross-sectional view of the telescopic device of the present utility model;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of the portion I of FIG. 2;
FIG. 5 is a schematic diagram of a pre-buried steel plate structure;
FIG. 6 is a schematic view of a fixed comb plate structure;
FIG. 7 is a schematic view of a movable comb plate structure;
the marks in the figure: 1. fixing the comb plate; 1-1, a bottom boss; 1-2, fixing bolt holes; 2. a movable comb plate; 2-1, a second deflection shaft; 2-2, a first deflection shaft fixing groove; 2-3, tightening the bolt holes; 3. a deflection shaft pressing plate; 4. a displacement shaft; 5. a deflection shaft base; 6. a supporting plate; 6-1, a pallet stiffening plate; 7. tensioning a bolt; 8. a compression spring; 9. a water stop; 10. embedding a sleeve assembly; 11. embedding a steel plate; 11-1, fixing bolt perforation; 11-2, vibrating holes; 12. a movable position-changing seat; 13. a fixing bolt; 14. a backing plate; 15. a pressing plate fixing bolt; 16. a base fixing bolt; 17. a spring compresses the nut; 18. a water stop belt pressing plate; 19. a water stop fixing bolt; 20. a water stop fixing plate; 21. a cushion pad; 22. stainless steel plate.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-4, a bi-deflection axial multi-directional deflection comb-tooth type telescopic device comprises a fixed comb-tooth plate 1 and a movable comb-tooth plate 2, wherein the fixed comb-tooth plate 1 and the movable comb-tooth plate 2 are respectively arranged in reserved positions of expansion joints between a steel beam end and a concrete beam end; the stainless steel plate 22, the buffer cushion 21, the embedded steel plate 11 and the embedded sleeve assembly 10 are sequentially arranged below the fixed comb plate 1, and the fixed comb plate 1 is fixedly connected with the embedded sleeve assembly 10 through the fixing bolts 13; a deflection shaft 4 is arranged at a position below one end of the movable comb plate 2, a second deflection shaft 2-1 is arranged at the other end of the movable comb plate, a deflection shaft base 5 is arranged at the bottom of the deflection shaft 4, a deflection shaft pressing plate 3 is arranged at the top of the deflection shaft 4, a supporting plate 6 is arranged on one side of the steel beam, a base plate 14 is arranged between the deflection shaft base 5 and the supporting plate 6, and a supporting plate stiffening plate 6-1 is arranged at the bottom of the supporting plate 6; the bottom end of the tension bolt 7 penetrates through the movable comb plate 2, the base plate 14 and the supporting plate 6 to extend out of the lower portion of the supporting plate 6, the bottom end of the tension bolt 7 is connected with the compression spring 8 in series, and the tension bolt is fixed through the spring compression nut 17 to prevent the movable comb plate 2 from tilting or vibrating. The deflection shaft 4 and the second deflection shaft 2-1 are respectively arranged at two ends of the movable comb plate 2 and are matched with the uniform deflection shaft seats, so that deflection of the two ends is realized, the problem of upward warping of one end of the comb plate is avoided, and safe passing of vehicles is ensured.
The middle section of the movable comb plate 2 is higher than two sides, the bending resistance of the movable comb plate is improved, the deflection shafts 4 and the second deflection shafts 2-1 are respectively fixed at two ends of the movable comb plate 2, the second deflection shafts 2-1 rotate and deflect in movable deflection seats 12, the movable deflection seats 12 slide between the fixed comb plate 1, and the deflection shafts 4 rotate and deflect in deflection shaft bases 5. The deflection shaft base 5 and the base plate 14 are fixed by base fixing bolts 16, the base plate 14 and the supporting plate 6 are fixed by welding, and the supporting plate 6 and the supporting plate stiffening plate 6-1 are fixed on a steel beam end or a concrete beam end embedded part by welding.
The deflection shaft pressing plate 3 adopts the pressing plate fixing bolt 15 to limit the deflection shaft 4 in the deflection shaft base 5, so that the axial rotation deflection can be realized, and the vibration displacement of the movable comb plate 2 can be prevented. The bottom of the movable comb plate 2 is spaced from the stainless steel plate 22, so that the upward tilting of the beam body rotating beam end and the contact action of the middle part of the movable comb plate 2 are prevented, and the upward tilting of the movable comb plate 2 is avoided. The fixed comb plate 1 is provided with bottom bosses 1-1 below the comb teeth, the comb teeth are provided with fixed bolt holes 1-2, the movable deflection seat 12 is limited between the comb teeth by the bottom bosses 1-1, and the movable deflection seat 12 is limited up and down by being matched with a stainless steel plate 22, so that the movable comb plate 2 is prevented from vibrating and tilting up.
The concrete vibrating holes 11-2 are formed in the pre-buried steel plates 11, and the compactness of the poured concrete under the fixed comb plate 1 is ensured. The embedded sleeve assembly 10 is fixed with the embedded steel plate 11, the anchor steel bars are fixed with the embedded sleeve assembly 10, and the fixed comb plate 1, the stainless steel plate 22, the buffer cushion 21, the embedded steel plate 11 and the embedded sleeve assembly 10 are fixedly connected through the fixing bolts 13. The embedded steel plate 11 ensures the flatness of the mounting groove of the fixed comb plate 1, realizes secondary leveling through the buffer pad 21, ensures the close fitting of the fixed comb plate 1 and the stainless steel plate 22, the stainless steel plate 22 and the buffer pad 21, the buffer pad 21 and the embedded steel plate 11, and the embedded steel plate 11 and concrete, has even stress, ensures the mounting quality of the fixed comb plate 1, and prolongs the service life. The concrete beam end is provided with a water stop fixing plate 20 connected with the embedded steel plate 11, a water stop 9 is arranged between the steel beam end and the concrete beam end, two sides of the water stop 9 are fixed through a water stop pressing plate 18 and a water stop fixing bolt 19 arranged on the water stop fixing plate 20, and the water stop 9 is convenient to install and maintain and replace in the future.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (7)
1. A bi-deflection shaft multidirectional deflection comb-tooth type telescopic device is characterized by comprising
The fixed comb plate (1) and the movable comb plate (2), wherein the fixed comb plate (1) and the movable comb plate (2) are respectively arranged in the reserved positions of the expansion joints between the steel beam end and the concrete beam end;
the stainless steel plate (22), the buffer pad (21), the embedded steel plate (11) and the embedded sleeve assembly (10) are sequentially arranged below the fixed comb plate (1), and the fixed comb plate (1) is fixedly connected with the embedded sleeve assembly (10) through the fixing bolts (13);
a deflection shaft (4) is arranged at a position below one end of the movable comb plate (2), a second deflection shaft (2-1) is arranged at the other end of the movable comb plate, a deflection shaft base (5) is arranged at the bottom of the deflection shaft (4), a deflection shaft pressing plate (3) is arranged at the top of the deflection shaft (4), a supporting plate (6) is arranged on one side of the steel beam, a base plate (14) is arranged between the deflection shaft base (5) and the supporting plate (6), and a supporting plate stiffening plate (6-1) is arranged at the bottom of the supporting plate (6); the bottom end of the tension bolt (7) penetrates through the movable comb plate (2), the base plate (14) and the supporting plate (6) to extend out of the lower portion of the supporting plate (6), the bottom end of the tension bolt (7) is connected with the compression spring (8) in series, and the tension bolt is fixed through the spring compression nut (17).
2. The double-deflection-shaft multidirectional deflection comb-tooth type telescopic device according to claim 1, wherein the middle section of the movable comb-tooth plate (2) is higher relative to two sides, the second deflection shaft (2-1) is rotationally deflected in the movable deflection seat (12), the movable deflection seat (12) slides between the fixed comb-tooth plate (1), and the deflection shaft (4) is rotationally deflected in the deflection shaft base (5).
3. The bi-deflection shaft multidirectional deflection comb type telescopic device according to claim 1, wherein the deflection shaft base (5) and the base plate (14) are fixed through base fixing bolts (16), the base plate (14) and the support plate (6) are welded and fixed, and the support plate (6) and the support plate stiffening plate (6-1) are welded and fixed on a steel beam end or a concrete beam end embedded part.
4. The bi-deflection-shaft multidirectional deflection comb-tooth type telescopic device according to claim 1, wherein the deflection-shaft pressing plate (3) limits the deflection shaft (4) in the deflection-shaft base (5) by adopting a pressing plate fixing bolt (15), and a space is reserved between the bottom of the movable comb-tooth plate (2) and the stainless steel plate (22).
5. The bi-deflection axial multi-directional deflection comb tooth type telescopic device according to claim 1, wherein a bottom boss (1-1) is arranged below the comb teeth of the fixed comb tooth plate (1), a fixed bolt hole (1-2) is arranged on the comb teeth, the movable deflection seat (12) is limited between the comb teeth by the bottom boss (1-1), and the movable deflection seat (12) is limited up and down by being matched with a stainless steel plate (22).
6. The bi-deflection axial multi-directional deflection comb tooth type telescopic device according to claim 1, wherein the embedded steel plate (11) is provided with a concrete vibrating hole (11-2), the embedded sleeve assembly (10) is fixed with the embedded steel plate (11), the anchoring steel bar is fixed with the embedded sleeve assembly (10), and the fixed comb tooth plate (1), the stainless steel plate (22), the buffer pad (21), the embedded steel plate (11) and the embedded sleeve assembly (10) are fixedly connected through the fixing bolts (13).
7. The bi-deflection axial multi-directional deflection comb tooth type telescopic device according to claim 1, wherein a water stop fixing plate (20) connected with an embedded steel plate (11) is arranged at the concrete beam end, a water stop (9) is arranged between the steel beam end and the concrete beam end, and two sides of the water stop (9) are fixed through water stop pressing plates (18) and water stop fixing bolts (19) arranged on the water stop fixing plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321426917.9U CN220224917U (en) | 2023-06-06 | 2023-06-06 | Double-deflection-shaft multidirectional deflection comb-tooth type telescopic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321426917.9U CN220224917U (en) | 2023-06-06 | 2023-06-06 | Double-deflection-shaft multidirectional deflection comb-tooth type telescopic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220224917U true CN220224917U (en) | 2023-12-22 |
Family
ID=89171975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321426917.9U Active CN220224917U (en) | 2023-06-06 | 2023-06-06 | Double-deflection-shaft multidirectional deflection comb-tooth type telescopic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220224917U (en) |
-
2023
- 2023-06-06 CN CN202321426917.9U patent/CN220224917U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 238000 6 Heping Road, Chaohu Economic Development Zone, Hefei, Anhui. Patentee after: Shangde Technology (Anhui) Co.,Ltd. Country or region after: China Address before: 238000 6 Heping Road, Chaohu Economic Development Zone, Hefei, Anhui. Patentee before: ANHUI SHOULDER TECHNOLOGY Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |