CN214656332U - Displacement control mechanism of modulus type telescopic device - Google Patents
Displacement control mechanism of modulus type telescopic device Download PDFInfo
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- CN214656332U CN214656332U CN202120346739.3U CN202120346739U CN214656332U CN 214656332 U CN214656332 U CN 214656332U CN 202120346739 U CN202120346739 U CN 202120346739U CN 214656332 U CN214656332 U CN 214656332U
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- displacement
- hinge supports
- control mechanism
- bearing
- baffle
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 44
- 230000009977 dual effect Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a displacement control mechanism of a modulus type expansion device, which relates to the field of bridge protection devices, and comprises a middle beam, an edge beam and a double shear type displacement mechanism, wherein the lower surface of the middle beam is fixedly connected with a T-shaped beam, a trapezoidal slide block is connected with a bearing cross beam in a sliding way through a chute, the middle intersection of two shear hinge supports is respectively connected with the upper end and the lower end of a main rotating shaft in a rotating way, the corner intersection of the two shear hinge supports is respectively connected with the upper end and the lower end of the edge rotating shaft in a rotating way, the edge rotating shaft is vertically arranged and is connected in the middle of a through groove in a rotating way, both ends of the shear hinge supports are respectively connected in a U-shaped frame in a rotating way, the U-shaped frame is movably connected in the edge groove, a vertically arranged support rod is fixedly connected between each upper and lower opposite chain rods of the two shear hinge supports, the shear hinge supports are provided with two layers and are reinforced through the support rods, the stability of the displacement is enhanced.
Description
Technical Field
The utility model relates to a bridge protector field specifically is a displacement control mechanism of modulus formula telescoping device.
Background
In order to meet the requirements for bridge deck deformation in the construction of bridges, expansion joints are usually provided between the beam ends, between the beam ends and the abutment or at the hinge points of the bridge, which allow to regulate the displacement and the coupling between the superstructure caused by the vehicle load and the building materials of the bridge.
Modulus formula telescoping device belongs to the one kind at expansion joint, and flexible seam has the displacement device who adopts scissors hinge support as well roof beam and boundary beam on the bridge at present, and the scissors hinge support at most expansion joints only is provided with the one deck, and is firm inadequately, poor stability, and when the expansion joint received pressure, scissors hinge support broke easily or warp, leads to well roof beam and boundary beam unable removal, for this use is novel to provide a modulus formula telescoping device's displacement control mechanism and solves above problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a displacement control mechanism of modulus formula telescoping device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a displacement control mechanism of a modulus type expansion device comprises a middle beam, a plurality of side beams and double shear type displacement mechanisms, wherein the middle beam is provided with a T-shaped beam, the lower surface of the middle beam is fixedly connected with the T-shaped beam, both sides of the lower surface of the T-shaped beam are fixedly connected with trapezoidal sliders, the trapezoidal sliders are connected with a bearing cross beam in a sliding mode through sliding grooves, both ends of the middle beam are respectively provided with a through groove, both ends of the side beam are respectively provided with a side groove, the double shear type displacement mechanisms are arranged in the side grooves and the through grooves, the double shear type displacement mechanisms are provided with two, each double shear type displacement mechanism comprises a U-shaped frame, two shear hinge supports, a main rotating shaft, two side rotating shafts and a supporting rod, the intersection positions of the middle parts of the two shear hinge supports are respectively connected with the upper end and the lower end of the main rotating shaft in a rotating mode, the intersection positions of the corners of the two shear hinge supports are respectively connected with the upper end and the lower end of the side rotating shafts in a rotating mode, the box is all installed to the both sides of bearing crossbeam, installs supporting mechanism between box and the bearing crossbeam.
As a further aspect of the present invention: and a rubber sealing belt is arranged between the middle beam and the edge beam, and a rubber sealing belt is also arranged between two adjacent middle beams.
As a further aspect of the present invention: install protection machanism between well roof beam and the boundary beam, and install protection machanism between two adjacent well roof beams equally, the mechanism includes baffle A and baffle B, and the side fixed connection of well roof beam has the baffle A that the level set up, and the side fixed connection of boundary beam has the baffle B that the level set up, and baffle B and baffle A crisscross setting from top to bottom just overlap each other.
As a further aspect of the present invention: the supporting mechanism comprises a pressure bearing support and a pressing support, the pressure bearing support is arranged between the inner bottom surface of the box body and the lower surface of the bearing cross beam, and the pressing support is arranged between the inner top surface of the box body and the upper surface of the bearing cross beam.
As a further aspect of the present invention: each chain rod of the scissors hinge support is provided with two supporting rods which are distributed at two ends of the chain rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses when the expansion joint of this device takes place to remove, rotation through the chain pole on the dual formula displacement mechanism of cutting, the drive well roof beam slides on the bearing crossbeam, make well roof beam and boundary beam can transversely wait to move, thereby realize the constant width at expansion joint, make the car can be steady go from this device, scissors hinge support is provided with two-layerly simultaneously, and consolidate through the bracing piece, the stable form of well roof beam and boundary beam displacement has been strengthened, make the dual formula displacement mechanism of cutting's holding power grow, the probability that dual formula displacement mechanism of cutting received pressure and damaged or warp has been reduced, thereby the life of this device has been strengthened.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the middle beam, the side beam and the double shear type displacement mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the middle double shear type displacement mechanism of the present invention.
Fig. 4 is a schematic structural view of the sliding connection between the middle T-shaped beam and the bearing beam of the present invention.
Fig. 5 is an enlarged schematic structural diagram of the position a of the present invention.
In the figure: 1. a middle beam; 2. a boundary beam; 3. a T-shaped beam; 4. a rubber sealing tape; 5. a box body; 6. a pressure bearing support; 7. pressing the support; 8. a load-bearing beam; 9. a U-shaped frame; 10. a scissor hinge bracket; 11. a main rotating shaft; 12. a side rotating shaft; 13. a support bar; 14. a side groove; 15. a double shear type displacement mechanism; 16. a through groove; 17. a chute; 18. a trapezoidal slider; 19. a baffle A; 20. and a baffle B.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, a displacement control mechanism of a modular expansion device includes a middle beam (1), a plurality of side beams (2) and a dual-shear type displacement mechanism (15), wherein the middle beam 1 is provided with a plurality of T-shaped beams 3 fixedly connected to a lower surface of the middle beam 1, trapezoidal sliders 18 are fixedly connected to both sides of a lower surface of the T-shaped beams 3, the trapezoidal sliders 18 are slidably connected to a bearing beam 8 through sliding grooves 17, through grooves 16 are respectively formed at both ends of the middle beam 1, side grooves 14 are respectively formed at both ends of the side beams 2, the dual-shear type displacement mechanism 15 is installed in the side grooves 14 and the through grooves 16, and the dual-shear type displacement mechanism 15 is provided with two, the dual-shear type displacement mechanism 15 includes a U-shaped frame 9, a shear hinge support 10, a main rotating shaft 11, a side rotating shaft 12 and a support rod 13, the shear hinge support 10 is provided with two upper and lower parts, the middle intersection parts of the two scissor hinge supports 10 are rotatably connected with the upper end and the lower end of the main rotating shaft 11 respectively, the corner intersection parts of the two scissor hinge supports 10 are rotatably connected with the upper end and the lower end of the side rotating shaft 12 respectively, the side rotating shaft 12 is vertically arranged and rotatably connected to the middle part of the through groove 16, two ends of the scissor hinge supports 10 are rotatably connected in the U-shaped frame 9, the U-shaped frame 9 is movably connected in the side groove 14, a vertically arranged support rod 13 is fixedly connected between each upper and lower opposite chain rods of the two scissor hinge supports 10, two support rods 13 are arranged on each chain rod of the scissor hinge supports 10 and distributed at two ends of the chain rod, the two sides of the bearing beam 8 are provided with the boxes 5, a support mechanism is arranged between each box 5 and the bearing beam 8, and two ends of the bearing beam 8 are positioned in the two boxes 5 respectively; when the expansion joint of this device takes place to remove, rotation through the chain pole on the dual formula displacement mechanism of cutting 15, it slides on bearing crossbeam 8 to drive well roof beam 1, make well roof beam 1 and boundary beam 2 can transversely wait the equipotential and remove, thereby realize the constant width at expansion joint, make the car can be steady go from this device, scissors hinge support 10 is provided with two-layerly simultaneously, and consolidate through bracing piece 13, the stable form of well roof beam 1 and 2 displacements of boundary beam has been strengthened, make dual formula displacement mechanism of cutting 15's holding power reinforce, reduced dual formula displacement mechanism of cutting 15 and received pressure and damaged or the probability of warping, thereby the life of this device has been strengthened.
Each chain bar on the scissors hinge support 10 is equal in length, so that the middle beam 1 and the side beams 2 can move in a transverse equipotential mode.
A rubber sealing belt 4 is arranged between the middle beam 1 and the edge beam 2, a rubber sealing belt 4 is also arranged between two adjacent middle beams 1, and the rubber sealing belts 4 play roles in preventing water and sundries.
A protection mechanism is arranged between the middle beam 1 and the edge beam 2, and a protection mechanism is also arranged between two adjacent middle beams 1, the protection mechanism comprises a baffle A19 and a baffle B20, the side surface of each middle beam 1 is fixedly connected with a horizontally arranged baffle A19, the side surface of each edge beam 2 is fixedly connected with a horizontally arranged baffle B20, and the baffles B20 and the baffles A19 are arranged in a vertically staggered manner and are mutually overlapped; the protection mechanism can prevent sundries from falling onto the bearing cross beam 8 when the rubber sealing belt 4 is replaced or the rubber sealing belt 4 is damaged.
The supporting mechanism comprises a pressure bearing support 6 and a pressing support 7, the pressure bearing support 6 is arranged between the inner bottom surface of the box body 5 and the lower surface of the bearing cross beam 8, and the pressing support 7 is arranged between the inner top surface of the box body 5 and the upper surface of the bearing cross beam 8.
The working principle of the utility model is as follows:
when the expansion joint of this device takes place to remove, rotation through the chain pole on the dual formula displacement mechanism of cutting 15, it slides on bearing crossbeam 8 to drive well roof beam 1, make well roof beam 1 and boundary beam 2 can transversely wait the equipotential and remove, thereby realize the constant width at expansion joint, make the car can be steady go from this device, scissors hinge support 10 is provided with two-layerly simultaneously, and consolidate through bracing piece 13, the stable form of well roof beam 1 and 2 displacements of boundary beam has been strengthened, make dual formula displacement mechanism of cutting 15's holding power reinforce, reduced dual formula displacement mechanism of cutting 15 and received pressure and damaged or the probability of warping, thereby the life of this device has been strengthened.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, should not be taken as limiting, and it should be noted that the terms "mounted" and "connected" are intended to be broadly construed, and include, for example, either fixed or removable connections, or integrally formed, mechanically connected, or indirectly connected through an intermediate medium, and the specific meaning of the terms in the present application can be understood through specific situations.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a displacement control mechanism of modulus formula telescoping device, including well roof beam (1), boundary beam (2) and dual formula displacement mechanism of cutting (15), a serial communication port, well roof beam (1) is provided with a plurality of, the lower fixed surface of well roof beam (1) is connected with T type roof beam (3), equal fixedly connected with trapezoidal slider (18) in both sides of the lower surface of T type roof beam (3), trapezoidal slider (18) are through spout (17) and bearing crossbeam (8) sliding connection, logical groove (16) have all been seted up at the both ends of well roof beam (1), boundary groove (14) have all been seted up at the both ends of boundary beam (2), dual formula displacement mechanism of cutting (15) is installed in boundary groove (14) and logical groove (16), and dual formula of cutting displacement mechanism (15) is provided with two, dual formula of cutting displacement mechanism of cutting (15) includes U type frame (9), scissors hinge mount (10), main pivot (11), Two side rotating shafts (12) and two supporting rods (13) are arranged on the upper and lower parts of the scissors hinge bracket (10), the intersection of the middle parts of the two scissors hinge supports (10) is respectively and rotatably connected with the upper end and the lower end of the main rotating shaft (11), the intersection of the corners of the two scissors hinge supports (10) is respectively and rotatably connected with the upper end and the lower end of the side rotating shaft (12), the side rotating shaft (12) is vertically arranged and rotatably connected with the middle part of the through groove (16), the two ends of the scissors hinge supports (10) are rotatably connected in the U-shaped frame (9), the U-shaped frame (9) is movably connected in the side groove (14), the supporting rods (13) which are vertically arranged are fixedly connected between every upper chain rod and the lower chain rod of the two scissors hinge supports (10), the box bodies (5) are installed on two sides of the bearing cross beam (8), and the supporting mechanisms are installed between the box bodies (5) and the bearing cross beam (8).
2. The displacement control mechanism of a modular expansion device according to claim 1, characterized in that a rubber sealing strip (4) is arranged between the middle beam (1) and the edge beam (2), and a rubber sealing strip (4) is also arranged between two adjacent middle beams (1).
3. The displacement control mechanism of a modular expansion device according to claim 1, wherein a protection mechanism is installed between the middle beam (1) and the edge beam (2), and a protection mechanism is also installed between two adjacent middle beams (1), the mechanism comprises a baffle A (19) and a baffle B (20), the side of the middle beam (1) is fixedly connected with the horizontally arranged baffle A (19), the side of the edge beam (2) is fixedly connected with the horizontally arranged baffle B (20), and the baffles B (20) and the baffle A (19) are staggered up and down and overlapped with each other.
4. The displacement control mechanism of a modular expansion device according to claim 1, wherein the support mechanism comprises a pressure bearing support (6) and a pressing support (7), the pressure bearing support (6) is installed between the inner bottom surface of the box body (5) and the lower surface of the bearing beam (8), and the pressing support (7) is installed between the inner top surface of the box body (5) and the upper surface of the bearing beam (8).
5. The displacement control mechanism of a modular expansion device according to claim 1, characterized in that two support rods (13) are provided on each chain rod of the scissors hinge stand (10) and distributed at both ends of the chain rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120346739.3U CN214656332U (en) | 2021-02-07 | 2021-02-07 | Displacement control mechanism of modulus type telescopic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120346739.3U CN214656332U (en) | 2021-02-07 | 2021-02-07 | Displacement control mechanism of modulus type telescopic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214656332U true CN214656332U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120346739.3U Expired - Fee Related CN214656332U (en) | 2021-02-07 | 2021-02-07 | Displacement control mechanism of modulus type telescopic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214656332U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717934A (en) * | 2022-04-14 | 2022-07-08 | 黄河水利职业技术学院 | Bridge expansion joint structure and construction method thereof |
-
2021
- 2021-02-07 CN CN202120346739.3U patent/CN214656332U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717934A (en) * | 2022-04-14 | 2022-07-08 | 黄河水利职业技术学院 | Bridge expansion joint structure and construction method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |