CN217997810U - Modulus type prefabricated quick-mounting bridge expansion device - Google Patents
Modulus type prefabricated quick-mounting bridge expansion device Download PDFInfo
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- CN217997810U CN217997810U CN202222354600.0U CN202222354600U CN217997810U CN 217997810 U CN217997810 U CN 217997810U CN 202222354600 U CN202222354600 U CN 202222354600U CN 217997810 U CN217997810 U CN 217997810U
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- leveling
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Abstract
The utility model relates to a road bridge expansion joint field especially relates to a prefabricated fast-assembling bridge telescoping device of modulus formula. The telescopic device comprises an edge beam (3), the comb plate and concrete are prefabricated into an integral unit module, a leveling upper sleeve (91) corresponding to the telescopic leveling system is arranged on the unit module, and a leveling bolt (93) can be placed in the leveling upper sleeve (91); at least one leveling upper sleeve (91) is included at the side of the integrated unit module. Has the advantages that: the telescopic device has the advantages of standardized installation, simple and quick installation, long service life and the like.
Description
Technical Field
The utility model relates to a road bridge expansion joint field especially relates to a prefabricated fast-assembling bridge telescoping device of modulus formula.
Background
The leveling and expansion joint and sleeve is taken as an abstract key word to be inquired in a public database of Chinese patent;
inquiring a patent CN206396629U and a quick mounting comb plate expansion device;
this technique is applied to leveling boards;
however, in the construction process of the expansion device of the expansion joint in the prior art, a large amount of grouting is needed, and the after-ripening and solidification of concrete need time; the construction period of the road bridge construction is influenced to a certain extent.
This patent is mainly improved the modulus formula bridge telescoping device.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is that: in order to provide a modular prefabricated quick-assembly bridge expansion device with better effect and a construction method, the concrete purpose is to see a plurality of substantial technical effects of a concrete implementation part.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a modular prefabricated quick-mounting bridge expansion device is characterized in that the expansion device comprises an edge beam 3, a comb plate and concrete prefabricated into an integral unit module, a leveling upper sleeve 91 corresponding to a telescopic leveling system is arranged on the unit module, and a leveling bolt 93 can be placed in the leveling upper sleeve 91; at least one leveling upper sleeve 91 is included at the side of the integrated unit module.
The utility model discloses a further technical scheme lies in, still contains the fixed sleeve that more than one can construction bolt on the holistic unit module, and this fixed sleeve is step sleeve first part 61.
The utility model discloses a further technical scheme lies in, step sleeve first half 61 equipartition on holistic unit module.
The utility model adopts the further technical proposal that the two sides of the bridge expansion joint contain corresponding parts for placing the whole unit module, and the two side beam bodies of the bridge expansion joint contain corresponding parts and the leveling lower sleeves 92 which are up-down corresponding to the leveling upper sleeves 91; one of the inner walls of the leveling upper sleeve 91 and the leveling lower sleeve 92 is smooth, and the other inner wall comprises threads; the corresponding leveling bolt 93 is also provided with a part of smooth outer wall and a part of thread; screwing the bolt from the leveling gap 12 can rotate the leveling bolt 93 to adjust the leveling degree of the unit module.
The utility model discloses a further technical scheme lies in, and flexible leveling system contains four groups, distributes at the avris of holistic unit module.
The utility model has the further technical proposal that the beam bodies at the two sides of the bridge expansion joint comprise corresponding parts and a lower half part 62 of the stepped sleeve corresponding to the upper half part 61 of the stepped sleeve; the bolt 1 is mounted in the stepped sleeve upper half 61 and the stepped sleeve lower half 62 to fix the integrated unit module.
The utility model adopts the further technical proposal that the integral anchoring plate 2 is matched with the boundary beam 3; a plurality of transverse steel bars 7 are arranged in the integral anchoring plate 2.
The further technical scheme of the invention is that a supporting displacement box 10 is arranged below the boundary beam; in the two support displacement boxes 10, support beams 11 are arranged.
A construction method of a modular prefabricated quick-assembly bridge expansion device is characterized in that the device is used, and comprises the following steps;
prefabricating a unit: a cavity is enclosed by a detachable wood template or a one-step forming steel template, the interior of the cavity is filled with concrete or steel fiber concrete, and the leveling upper sleeve 91 and the upper half part 61 of the stepped sleeve are wrapped by the concrete at the same time; opening holes at two sides of the expansion joint, and pre-burying or pouring a prefabricated leveling lower sleeve 92 and a lower half part 62 of the stepped sleeve;
leveling: the telescopic device is quickly leveled through a telescopic leveling system 9, the upper part of the telescopic leveling system is a leveling upper sleeve 91 pre-embedded in precast concrete, the lower part of the telescopic leveling system is a leveling lower sleeve 92 pre-embedded in a beam body, when the telescopic device is installed, the telescopic device is quickly leveled by matching a high-strength bolt, an upper sleeve and a lower sleeve, and the telescopic device and the beam body are firmly connected together through the high-strength bolt; during the hoisting process of the bolts, the bolts are screwed through the leveling gaps 12 to enable the leveling bolts 93 to rotate so as to adjust the leveling degree of the unit modules;
fixing: the inner side of the stepped sleeve is provided with internal threads matched with the high-strength bolt, the high-strength bolt is connected with the sleeve through threads, and the stepped sleeve vertically penetrates through the upper surface and the lower surface of the telescopic device; the step sleeve comprises two parts, namely an upper half part 61 of the step sleeve and a lower half part 62 of the step sleeve, wherein the upper half part 61 of the step sleeve is embedded in the telescopic device, the lower half part 62 of the step sleeve is embedded in a beam body at a predetermined position, and the two parts are completely matched into the step sleeve when the telescopic device is installed, so that the whole telescopic device is stable and firm through the connection of high-strength bolts;
the further technical proposal of the utility model is that the method also comprises the step of arranging a vulcanized rubber layer or grouting between the integral unit and the beam body; the vulcanized rubber layer is used for water proofing and shock absorption; the grouting is used for filling the space, and steel fiber concrete is adopted for grouting.
The utility model has the further technical proposal that the utility model also comprises a special wrench system without extending hands, the system comprises a bottom supporting sleeve 139 which can be supported on the bridge floor, the bottom supporting sleeve 139 comprises a hole, an inner ring 138 can rotate in the bottom supporting sleeve 139, and a supporting shaft 137 is fixed above the inner ring 138; the upper portion of the supporting shaft 137 comprises a horizontal middle shaft 135 and an upper and lower turning sleeve 136 capable of rotating around the middle shaft 135, the upper and lower turning sleeve 136 is fixedly connected with an upper and lower turning shaft 134, the upper and lower turning shaft 134 is fixedly connected with a thread pushing shaft 133, the thread pushing shaft 133 is fixedly connected with a wrench 131 and can drive the wrench 131 to rotate, and further, the wrench head 132 is driven to rotate to further drive the leveling bolt in the leveling gap 12 to rotate.
The further technical proposal of the utility model is that the bottom support sleeve 139 is supported on the bridge floor; the up-down flip sleeve 136 can rotate about the middle shaft 135; further pushing the wrench head 132 to fit the leveling bolt in the leveling gap 12; at this time, the hand pushes the thread to push the shaft 133 to rotate left and right, so as to perform leveling and tightening; a camera is stuck on the wrench, the camera is in communication connection with the mobile phone, and the leveling gap 12 can be seen on the mobile phone on the bridge floor.
Adopt above technical scheme the utility model discloses, for prior art have following beneficial effect: the telescopic device has the advantages of standardized installation, simple and quick installation, long service life and the like.
Drawings
For further explanation of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings:
FIG. 1 is a perspective view of the utility model;
fig. 2 is a top view of the utility model;
FIG. 3 is a view showing the structure of the utility model;
FIG. 4 is a layout view of the deflection box of the utility model;
FIG. 5 is a schematic side view of the structure of the utility model;
fig. 6 is a structural view of the telescopic leveling system of the utility model;
FIG. 7 is a drawing of the utility model in a non-labeled configuration;
fig. 8 is a hands-free wrench system.
Wherein: 1. a bolt; 2, an integral anchoring plate, 3, an edge beam, 4, a middle beam, 5, a rubber waterstop, 6, a step type sleeve, 7, a transverse steel bar, 8, a bridge deck pavement layer, 9, a telescopic leveling system, 10, a supporting displacement box, 11, a supporting beam, 91, a leveling upper sleeve; 92. leveling the lower sleeve; 93. leveling bolts; 12. leveling the gap; 61. the upper half part of the stepped sleeve; 62. the lower half part of the stepped sleeve; 131. a wrench; 132. a wrench head; 133. the screw thread pushes the axle; 134. an up-down overturning shaft; 136. turning the sleeve up and down; 135. a middle shaft; 137. a support shaft; 138. an inner ring; 139. a bottom support sleeve.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other. The fixing means, which is not described herein, may be any one of screw fixing, bolt fixing, or glue bonding.
The first embodiment is as follows: with reference to all of the accompanying drawings; a modular prefabricated quick-assembly bridge expansion device is characterized in that the expansion device comprises an edge beam 3, a comb plate and concrete are prefabricated into an integral unit module, a leveling upper sleeve 91 corresponding to a telescopic leveling system is arranged on the unit module, and a leveling bolt 93 can be placed in the leveling upper sleeve 91; at least one leveling upper sleeve 91 is included at the side of the integrated unit module. The technical scheme of the invention has the following essential technical effects and the realization process, namely, the basic functions: prefabricating a unit: a cavity is enclosed by a detachable wood template or a one-step molding steel template, the interior of the cavity is filled with concrete or steel fiber concrete, and the leveling upper sleeve 91 and the upper half part 61 of the stepped sleeve are wrapped by the concrete at the same time; pre-burying or pouring a prefabricated leveling lower sleeve 92 and a stepped sleeve lower half part 62 at openings at two sides of the expansion joint;
leveling: the telescopic device is quickly leveled through a telescopic leveling system 9, the upper part of the telescopic leveling system is a leveling upper sleeve 91 pre-embedded in precast concrete, the lower part of the telescopic leveling system is a leveling lower sleeve 92 pre-embedded in a beam body, when the telescopic device is installed, the telescopic device is quickly leveled by matching a high-strength bolt, an upper sleeve and a lower sleeve, and the telescopic device and the beam body are firmly connected together through the high-strength bolt; in the hoisting process of the bolt, the bolt is screwed through the leveling clearance 12 to enable the leveling bolt 93 to rotate so as to adjust the leveling degree of the unit module.
The effect that has arranged between two boundary beams that zero above well roof beam realized is divided into two kinds: 1. two side beams alone; 2. the middle beam is arranged between the two edge beams.
Example two: as a further improvement or a parallel solution or an alternative independent solution, the integral unit module further comprises more than one fixing sleeve capable of mounting the bolt, and the fixing sleeve is a stepped sleeve upper half part 61. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: the embodiment is a matching structure of the first embodiment, and can realize integral leveling and fixing.
Example three: as a further development or in parallel or alternatively independently, the stepped sleeve upper half 61 is distributed over the whole unit module. The technical scheme of the invention has the following essential technical effects and the realization process, namely, the basic functions: can be uniformly distributed or arranged on the base plate at intervals, and is within the protection scope of the patent as long as the fixation can be realized.
Example four: as a further improved scheme or a parallel scheme or an optional independent scheme, the two sides of the bridge expansion joint comprise corresponding parts for placing the integral unit modules, and the beam bodies on the two sides of the bridge expansion joint comprise corresponding parts and leveling lower sleeves 92 which are vertically corresponding to the leveling upper sleeves 91; one inner wall of the leveling upper sleeve 91 and one inner wall of the leveling lower sleeve 92 are smooth, and the other inner wall of the leveling upper sleeve 91 and the leveling lower sleeve 92 comprises threads; the corresponding leveling bolt 93 is also provided with a smooth part of the outer wall and a part containing threads; screwing the bolt from the leveling gap 12 can rotate the leveling bolt 93 to adjust the leveling degree of the unit module. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: the smooth inner wall is convenient for rotation, and the thread rotation is for height adjustment. The leveling upper sleeve 91 and the leveling lower sleeve 92 may not have the same height.
Example five: as a further development, either in parallel or alternatively independently, the telescopic levelling system comprises four sets, distributed on the sides of the integral unit modules. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: the number of the telescopic leveling systems can be adjusted as long as the adjustment is convenient.
Example six: as a further improvement scheme or a parallel scheme or an optional independent scheme, beam bodies on two sides of the bridge expansion joint comprise corresponding parts and comprise lower stepped sleeve halves 62 corresponding to the upper stepped sleeve halves 61; the bolt 1 is mounted in the stepped sleeve upper half 61 and the stepped sleeve lower half 62 to fix the integrated unit module. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: the fixed knot that this embodiment provided constructs, and convenient correspondence carries out overall fixation.
Example seven: as a further development or in parallel or alternatively independent, the integral anchorage plate 2 is fitted with the edge beam 3; a plurality of transverse steel bars 7 are arranged in the integral anchoring plate 2.
Example eight: as a further development or a parallel development or an alternative independent development, a support displacement box 10 is arranged below the edge beam; in the two support displacement boxes 10, support beams 11 are arranged.
Example nine: as a further improvement or a parallel scheme or an alternative independent scheme, the method also comprises the following steps;
fixing: the inner side of the stepped sleeve is provided with internal threads matched with the high-strength bolt, the high-strength bolt is connected with the sleeve through threads, and the stepped sleeve vertically penetrates through the upper surface and the lower surface of the telescopic device; the step sleeve comprises two parts, namely an upper half part 61 of the step sleeve and a lower half part 62 of the step sleeve, wherein the upper half part 61 of the step sleeve is embedded in the telescopic device, the lower half part 62 of the step sleeve is embedded in a beam body at a predetermined position, and the two parts are completely matched into the step sleeve when the telescopic device is installed, so that the whole telescopic device is stable and firm through the connection of high-strength bolts;
example ten: as a further improved scheme or a parallel scheme or an optional independent scheme, the method also comprises the step of arranging a vulcanized rubber layer or grouting between the integral unit and the beam body; the vulcanized rubber layer is used for water resistance and shock absorption; the grouting is used for filling the space, and steel fiber concrete is adopted for grouting.
The bridge expansion device is characterized in that a cavity is enclosed by a detachable wood formwork or a one-step forming steel formwork by utilizing the combination of an integral anchoring plate, a boundary beam, zero or more middle beams, zero or more supporting displacement boxes, zero or more supporting cross beams, a stepped sleeve, a high-strength bolt and various components in the expansion device leveling system, the cavity is filled with concrete or steel fiber concrete, and the components are integrally wrapped to form the prefabricated fast-assembling bridge expansion device. The telescopic device has the advantages of standardized installation, simple and quick installation, long service life and the like. The telescopic device body comprises a boundary beam, zero or more middle beams, zero or more supporting displacement boxes and zero or more supporting cross beams.
Example eleven: as a further development or in parallel or alternatively independently, a dedicated hands-free wrench system is also included, which comprises a bottom support sleeve 139 capable of being supported on the deck, the bottom support sleeve 139 comprising a hole, an inner ring 138 capable of rotating in the bottom support sleeve 139, a support shaft 137 fixed above the inner ring 138; the upper portion of the supporting shaft 137 comprises a horizontal middle shaft 135 and an upper and lower turning sleeve 136 capable of rotating around the middle shaft 135, the upper and lower turning sleeve 136 is fixedly connected with an upper and lower turning shaft 134, the upper and lower turning shaft 134 is fixedly connected with a thread pushing shaft 133, the thread pushing shaft 133 is fixedly connected with a wrench 131 and can drive the wrench 131 to rotate, and further, the wrench head 132 is driven to rotate to further drive the leveling bolt in the leveling gap 12 to rotate. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: the bottom support sleeve 139 is supported on the deck; the up-down flip sleeve 136 can rotate about the middle shaft 135; further pushing the wrench head 132 to fit the leveling bolt in the leveling gap 12; at this time, the hand pushes the thread to push the shaft 133 to rotate left and right, so as to perform leveling and tightening; a camera is stuck on the wrench, the camera is in communication connection with the mobile phone, and the leveling gap 12 can be seen on the mobile phone on the bridge floor.
In general, the technical problem is addressed: the construction is complicated, no matter be comb-tooth formula or modulus formula, all need skilled workman of a large amount of installation time and a large amount of skills, adopt technical scheme: directly preparing the materials in a factory, and then modularly transporting the materials to a site; the realization process of the technical scheme is modular installation and leveling; therefore, the technical problem can be solved certainly, and the technical effects are as follows: the adjustment is convenient, and the construction period is greatly shortened.
The method has the outstanding advantages that the method is quick to install, can greatly shorten the construction period, and takes a bridge two kilometers long as an example;
according to the general on-site concrete cast-in-place mode as the comparison of the prior art, the patent and the prior art are compared in detail:
| speed of construction | MaintenanceDifficulty of | Cost of labor | Whether it is possible to level and final flatness | |
| This patent | The construction speed is improved by nearly 1 time | Simple maintenance and replacement | Saving nearly half of the labor cost | The leveling speed is high, and the final flatness is good |
| Prior Art | The construction speed is slow | The difficulty coefficient is larger | The labor cost is high | Slow leveling speed and poor final flatness |
Creatively, the above effects exist independently, and the combination of the above results can be completed by a set of structure.
It should be noted that the solutions provided in this patent include their own basic solutions, which are independent of each other and not restricted to each other, but they may be combined with each other without conflict, so as to achieve a plurality of effects.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.
Claims (8)
1. A modular prefabricated quick-assembly bridge expansion device is characterized in that the expansion device comprises an edge beam (3), the edge beam and concrete are prefabricated into an integral unit module, a leveling upper sleeve (91) corresponding to a telescopic leveling system is arranged on the unit module, and a leveling bolt (93) can be placed in the leveling upper sleeve (91); the side of the integral unit module comprises at least one leveling upper sleeve (91); more than zero center sills are arranged between the two boundary sills.
2. A modular prefabricated quick-assembling bridge expansion device according to claim 1, wherein the integral unit modules further comprise more than one fixing sleeve capable of mounting bolts, and the fixing sleeve is an upper half part (61) of the stepped sleeve.
3. A modular prefabricated quick-assembling bridge expansion device according to claim 2, wherein said stepped sleeves are uniformly distributed in the upper half (61) on the integral unit module.
4. The modular prefabricated quick-assembly bridge expansion device as claimed in claim 2, wherein, the bridge expansion joint comprises corresponding parts at two sides for placing the integral unit modules, and the beam bodies at two sides of the bridge expansion joint comprise corresponding parts on which leveling lower sleeves (92) corresponding to the leveling upper sleeves (91) up and down are arranged; one inner wall of the leveling upper sleeve (91) and one inner wall of the leveling lower sleeve (92) are smooth, and the other inner wall of the leveling upper sleeve and the leveling lower sleeve contains threads; the corresponding leveling bolt (93) also has a part of smooth outer wall and a part of threads; screwing the bolt from the leveling clearance (12) can rotate the leveling bolt (93) to adjust the leveling degree of the unit module.
5. The modular prefabricated quick-assembling bridge expansion device of claim 4, wherein the telescopic leveling system comprises four groups, and the four groups are distributed on the sides of the integral unit modules.
6. A modular prefabricated quick-assembly bridge expansion device according to claim 2, wherein the beam bodies at the two sides of the bridge expansion joint comprise corresponding parts comprising lower stepped sleeves (62) corresponding to the upper stepped sleeve halves (61); the bolts (1) are arranged in the upper half part (61) and the lower half part (62) of the stepped sleeve, and the integral unit modules can be fixed.
7. A modular prefabricated quick-assembling bridge expansion device according to claim 2, wherein the integral anchoring plate (2) is fitted with the side beam (3); a plurality of transverse steel bars (7) are arranged in the integral anchoring plate (2); a supporting displacement box (10) is arranged below the edge beam; supporting beams (11) are arranged in the two supporting displacement boxes (10).
8. A modular prefabricated quick assembled bridge expansion device according to claim 2, further comprising a dedicated hands-free wrench system comprising a bottom support sleeve (139) capable of being supported on the deck, the bottom support sleeve (139) comprising a hole, an inner ring (138) capable of rotating in the bottom support sleeve (139), a support shaft (137) being fixed above the inner ring (138); the upper portion of the supporting shaft (137) comprises a horizontal middle shaft (135) and an upper and lower overturning sleeve (136) capable of rotating around the middle shaft (135), the upper and lower overturning sleeve (136) is fixedly connected with the upper and lower overturning shaft (134), the upper and lower overturning shaft (134) is fixedly connected with a thread pushing shaft (133), the thread pushing shaft (133) is fixedly connected with a wrench (131) and can drive the wrench (131) to rotate, and further the wrench head (132) is driven to rotate to further drive the leveling bolt in the leveling gap (12) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222354600.0U CN217997810U (en) | 2022-09-05 | 2022-09-05 | Modulus type prefabricated quick-mounting bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222354600.0U CN217997810U (en) | 2022-09-05 | 2022-09-05 | Modulus type prefabricated quick-mounting bridge expansion device |
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| CN217997810U true CN217997810U (en) | 2022-12-09 |
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| CN202222354600.0U Active CN217997810U (en) | 2022-09-05 | 2022-09-05 | Modulus type prefabricated quick-mounting bridge expansion device |
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| CN (1) | CN217997810U (en) |
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