CN217999632U - Connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly - Google Patents
Connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly Download PDFInfo
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- CN217999632U CN217999632U CN202221411294.3U CN202221411294U CN217999632U CN 217999632 U CN217999632 U CN 217999632U CN 202221411294 U CN202221411294 U CN 202221411294U CN 217999632 U CN217999632 U CN 217999632U
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- inverted arch
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Abstract
The utility model discloses a can swiftly assemble the interim invert of solid formula tunnel of connecting rod twisting of dismantling, including the tunnel upper step steel bow member, the link with twist solid sleeve, the link is two and demountable installation in twist solid telescopic both ends, the tunnel upper step steel bow member is located the link with twist solid telescopic top, and both ends respectively with twist solid sleeve both ends the link links to each other, through rotating twist solid sleeve and can adjust two relative distance between the link free end. The beneficial effects of the utility model are that in inserting the bearing draw-in groove through the tip with tunnel upper step steel bow member, realized the high-speed joint of tunnel upper step steel bow member and link, twist solid telescopic rotation in the cooperation and adjust the screw thread piece and insert the length of twisting solid in the sleeve, realized the regulation to the length of tunnel upper step steel bow member, overall structure is simple, and the installation is very convenient, and human cost and time cost drop into less, and the efficiency of construction is high.
Description
Technical Field
The utility model belongs to the technical field of traffic construction, especially, relate to a but interim invert of firm formula tunnel is twisted to connecting rod of swift assembly and disassembly.
Background
In the tunnel excavation process, if the surrounding rock level is poor and an I-shaped steel temporary inverted arch is required to be arranged at the bottom of the upper step, the safety of the arch part of the upper step in the excavation process is ensured.
The existing temporary inverted arch generally has the defects that the inverted arch is heavy in weight, unadjustable in length, time-consuming and labor-consuming in installation and disassembly, a large amount of labor cost and time cost are required to be input, and the construction progress is finally influenced.
Therefore, a connecting rod screwing type tunnel temporary inverted arch which can be assembled and disassembled quickly needs to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a firm interim invert in tunnel is twisted to connecting rod that can swiftly assemble and disassemble, interim invert through adopt connecting rod, screw thread spare with twist solid cover swing joint, twist solid cover through rotating and adjust the whole length of interim invert, the installation of being convenient for to solve the present interim invert length that exists among the prior art unadjustable, the installation dismantlement technical problem such as waste time and energy.
In order to solve the technical problem, the utility model adopts the technical scheme that:
the utility model provides a can swiftly assemble and disassemble's interim invert of solid formula tunnel, includes the tunnel upper step steel bow member, the link with twist solid sleeve, the link is two and demountable installation in twist solid telescopic both ends, the tunnel upper step steel bow member is located the link with twist solid telescopic top, and both ends respectively with twist solid sleeve both ends the link links to each other, through rotating twist solid sleeve and can adjust two relative distance between the link free end.
Preferably, the link includes connecting rod and bearing draw-in groove, the one end of connecting rod with the bearing draw-in groove rotates to be connected, and the other end is fixed be provided with twist the screw thread spare of solid sleeve matching, two the link passes through the screw thread spare is installed twist solid sleeve both ends.
Preferably, the thread fastener is a cylindrical structure with an external thread arranged on the surface.
So set up, be convenient for installation and dismantlement are convenient for adjust the length of interim invert simultaneously.
Preferably, the bearing clamping groove is a groove-shaped structure with an opening at the top and one side, which is formed by enclosing a bottom plate, an inner side plate and two side plates, wherein the bottom plate, the inner side plate and the side plates are all fixed in a mutually perpendicular manner, the two side plates are fixedly arranged at two ends of the inner side plate and the bottom plate, mounting holes are further arranged at the same positions on the two side plates, the two mounting holes are coaxial, and outer side bolts are arranged in the two mounting holes.
So set up, can follow the displacement of three dimensions restriction tunnel upper step steel bow member.
Preferably, the middle part of the inner side plate is further provided with a connecting hole, the end part of the connecting rod is fixedly provided with a movable end head, and the connecting rod is matched and connected with the inner side plate through the movable end head and the connecting hole.
Preferably, a limiting plate is fixedly arranged at the end part of the tunnel upper step steel arch.
Preferably, the outer bolt is a through bolt which can simultaneously pass through the two mounting holes.
Preferably, the number of the outer bolts is two, and the two outer bolts are respectively mounted on the mounting holes.
Preferably, the end of the tunnel upper step steel arch is inserted into the bearing clamping groove and then positioned between the outer side bolt and the inner side plate, and the limiting plate is positioned below the outer side bolt.
So set up, can further inject the tunnel upper stair steel bow member, prevent to deviate from the bearing draw-in groove.
The utility model has the advantages and positive effects that:
the utility model discloses in twist the whole length of the firm sleeve length adjustment interim invert through screw thread spare screw in, realize the length of interim invert and the adjustable of camber.
The utility model discloses an in inserting the bearing draw-in groove with the tip of tunnel upper step steel bow member, realized tunnel upper step steel bow member and the high-speed joint of link, twist solid telescopic rotation in the cooperation and adjust the screw thread piece and insert the length of twisting solid in the sleeve, realized the regulation to the length of tunnel upper step steel bow member, overall structure is simple, and the installation is very convenient, and human cost and time cost drop into less, and the efficiency of construction is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the connection frame and the screwing sleeve of the present invention;
fig. 3 is a schematic structural view of an outer bolt and a bearing slot in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of an outer bolt and a bearing clamping groove of the embodiment 2 of the present invention.
The reference numerals are explained below:
1. a steel arch frame of an upper step of the tunnel; 11. a limiting plate; 2. screwing and fixing the sleeve; 3. a connecting frame; 31. a connecting rod; 311. a movable end; 32. a wire fastener; 33. supporting the clamping groove; 331. a base plate; 332. an inner side plate; 333. a side panel; 334. mounting holes; 335. connecting holes; 336. and an outer bolt.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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; 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 by those of ordinary skill in the art through specific situations.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
The present invention will be further explained with reference to the accompanying drawings:
example 1
As shown in figures 1-2, a connecting rod screwing type tunnel temporary inverted arch capable of being rapidly assembled and disassembled comprises a tunnel upper step steel arch frame 1, connecting frames 3 and screwing sleeves, wherein the connecting frames 3 are two and can be detachably installed at two ends of the screwing sleeves, the tunnel upper step steel arch frame 1 is located above the connecting frames 3 and the screwing sleeves, two ends of the tunnel upper step steel arch frame are respectively connected with the connecting frames 3 at two ends of the screwing sleeves, and the relative distance between free ends of the two connecting frames 3 can be adjusted by rotating the screwing sleeves.
Specifically, the tunnel upper step steel arch 1 is overall in an arch shape, two ends of the tunnel upper step steel arch 1 are located in the bearing clamping grooves 33 on two sides of the screwing sleeve, and the tunnel upper step steel arch 1 is limited in position through the bearing clamping grooves 33.
The first bearing clamping groove 33 and the second bearing clamping groove 33 respectively limit the positions of two ends of the upper step steel arch frame.
As shown in fig. 3, the support slot 33 is a groove-shaped structure with an opening at the top and one side, which is enclosed by a bottom plate 331, an inner side plate 332 and two side plates 333, wherein the bottom plate 331, the inner side plate 332 and the side plates 333 are all fixed perpendicular to each other, the two side plates 333 are fixedly installed at two ends of the inner side plate 332 and the bottom plate 331, installation holes 334 are further arranged at the same position on the two side plates 333, the two installation holes 334 are coaxial, outer bolts 336 are arranged in the two installation holes 334, and the support slot 33 with an appropriate size can limit the step steel arch 1 on the tunnel in three dimensions, so as to prevent the step steel arch 1 on the tunnel from moving.
The middle part of the inner side plate 332 is also provided with a connecting hole 335, the end part of the connecting rod 31 is fixedly provided with a movable end 311, the connecting rod 31 and the inner side plate 332 are matched and connected through the movable end 311 and the connecting hole 335, the arrangement can be matched with the rotation of the connecting rod 31, and the screw thread piece 32 can be screwed into the screwing sleeve.
Optionally, the outer bolt 336 may be a through-length bolt that can pass through two mounting holes 334 simultaneously as shown in fig. 3, a limiting plate 11 is further fixedly disposed at the end of the tunnel upper step steel arch 1, the end of the tunnel upper step steel arch 1 is located between the outer bolt 336 and the inner side plate 332 after being inserted into the bearing slot 33, the limiting plate 11 is located below the outer bolt 336, the through-length outer bolt 336 passes through the mounting hole 334 to be matched with the limiting plate 11, so as to further limit the tunnel upper step steel arch 1, and prevent the tunnel upper step steel arch 1 from coming out of the bearing slot 33.
Example 2
Optionally, the outer side bolts 336 may also be two short bolts as shown in fig. 4, and the two short outer side bolts 336 are respectively installed in the two installation holes 334 to cooperate with the limiting plate 11, so as to further limit the tunnel upper step steel arch 1, and prevent the tunnel upper step steel arch 1 from coming out of the bearing clamping groove 33.
The working process is as follows: when using the staff at first with link 3 through silk fastener 32 with twist solid cover section of thick bamboo and be connected, then according to making the length that solid cover section of thick bamboo internal silk fastener 32 was twisted in to the demand control screw in, guarantee bearing draw-in groove 33 open end upwards after that, insert the bearing draw-in groove 33 of twisting solid cover section of thick bamboo both sides respectively with the both ends of tunnel upper step steel bow member 1, then select to lead to long bolt or short bolt and penetrate mounting hole 334 according to actual conditions, use after fixing tunnel upper step steel bow member 1 position.
In addition, the structural relationship of the screw fastener 32 and the connecting rod 31 can be directly fixed by welding, the screw fastener 32 and the connecting rod 31 can be independent parts respectively, and the screw fastener 32 and the connecting rod 31 can be detachably connected, specifically, the screw fastener can also be in threaded connection.
While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.
Claims (9)
1. The utility model provides a can swiftly assemble the interim invert of firm formula tunnel is twisted to connecting rod of dismantlement which characterized in that: including tunnel upper step steel bow member (1), link (3) and twist solid cover (2), link (3) are two and demountable installation and are in twist the both ends of solid cover (2), tunnel upper step steel bow member (1) is located link (3) and the top of twisting solid cover (2), and both ends respectively with twist solid cover (2) both ends link to each other link (3), through rotating twist solid cover (2) and can adjust two relative distance between link (3) the free end.
2. The connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 1, is characterized in that: link (3) include connecting rod (31) and bearing draw-in groove (33), the one end of connecting rod (31) with bearing draw-in groove (33) rotate to be connected, and the other end is fixed be provided with screw thread spare (32) of twisting solid sleeve (2) matching, two link (3) are passed through screw thread spare (32) are installed twist solid sleeve (2) both ends.
3. The connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 2, characterized in that: the thread fastener (32) is a cylindrical structure with an external thread arranged on the surface.
4. The connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 2, is characterized in that: the bearing clamping groove (33) is of a groove-shaped structure with an opening at the top and one side, wherein the groove-shaped structure is formed by enclosing a bottom plate (331), an inner side plate (332) and two side plates (333), the bottom plate (331), the inner side plate (332) and the side plates (333) are vertically fixed to each other, the two side plates (333) are fixedly installed at two ends of the inner side plate (332) and the bottom plate (331), installation holes (334) are further formed in the same positions of the two side plates (333), the two installation holes (334) are coaxial, and outer side bolts (336) are arranged in the two installation holes (334).
5. The connecting rod screw-on type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 4, is characterized in that: the middle of the inner side plate (332) is also provided with a connecting hole (335), the end part of the connecting rod (31) is fixedly provided with a movable end head (311), and the connecting rod (31) is connected with the inner side plate (332) through the movable end head (311) and the connecting hole (335) in a matching way.
6. The connecting rod screw-on type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 4, is characterized in that: and a limiting plate (11) is fixedly arranged at the end part of the tunnel upper step steel arch (1).
7. The connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 6, characterized in that: the outer bolt (336) is a through bolt which can simultaneously pass through the two mounting holes (334).
8. The connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly according to claim 6, wherein: the number of the outer side bolts (336) is two, and the two outer side bolts (336) are respectively installed on the installation holes (334).
9. The connecting rod screw-on type tunnel temporary inverted arch capable of being assembled and disassembled rapidly according to claim 7 or 8, wherein: the end part of the tunnel upper step steel arch (1) is inserted into the bearing clamping groove (33) and then positioned between the outer side bolt (336) and the inner side plate (332), and the limiting plate (11) is positioned below the outer side bolt (336).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221411294.3U CN217999632U (en) | 2022-06-01 | 2022-06-01 | Connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221411294.3U CN217999632U (en) | 2022-06-01 | 2022-06-01 | Connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217999632U true CN217999632U (en) | 2022-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221411294.3U Active CN217999632U (en) | 2022-06-01 | 2022-06-01 | Connecting rod screwing type tunnel temporary inverted arch capable of being assembled and disassembled quickly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217999632U (en) |
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2022
- 2022-06-01 CN CN202221411294.3U patent/CN217999632U/en active Active
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