CN217813504U - Monitoring equipment for joint of embedded steel plate and special-shaped steel sleeve - Google Patents
Monitoring equipment for joint of embedded steel plate and special-shaped steel sleeve Download PDFInfo
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- CN217813504U CN217813504U CN202221490666.6U CN202221490666U CN217813504U CN 217813504 U CN217813504 U CN 217813504U CN 202221490666 U CN202221490666 U CN 202221490666U CN 217813504 U CN217813504 U CN 217813504U
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Abstract
The utility model discloses a monitoring device for the joint of a pre-buried steel plate and a special-shaped steel sleeve, which comprises a two-lining structure, a pre-buried steel plate and a detection assembly; the two force-sensitive resistors are respectively connected with peripheral data acquisition equipment through independent data lines in a signal transmission manner, and deformation of the embedded steel plate is detected by detecting the change of the resistance value of the force-sensitive resistor, and the deformation in the direction can be further detected; the bottom end of the movable rod is provided with a strip-shaped through groove, and the top end of the supporting rod is connected with a positioning pin penetrating through the through groove, so that when the embedded steel plate is bent left and right to deform, the movable rod can be driven to swing vertically, and further, the relative displacement of the embedded steel plate relative to a secondary tunnel lining structure can be calculated according to the swinging angle; the universal joint is connected between the front end of the movable rod and the embedded steel plate, and when the embedded steel plate deforms, the movable rod is enabled to swing only under the action of the universal joint.
Description
Technical Field
The utility model relates to a civil engineering technical field especially relates to a monitoring facilities that is used for pre-buried steel sheet and special-shaped steel muffjoint department.
Background
When the special-shaped steel sleeve is adopted for lateral starting, due to the fact that the steel sleeve is stressed in the shield tunneling process, the welding portion of the steel sleeve and the starting position of the tunnel portal is often subjected to large stress, the embedded steel plate is often subjected to the risk of being pulled open due to overlarge stress, and in order to avoid the risk, the relative displacement between the embedded steel plate and the second lining concrete masonry wall in the shield tunneling process needs to be measured.
However, the current measurement mode is often judged by manual observation with naked eyes, but the mode often cannot obtain an accurate measurement value, and further can cause that the remedy cannot be carried out in time, or has a great risk.
SUMMERY OF THE UTILITY MODEL
The utility model provides a monitoring facilities that is used for pre-buried steel sheet and special-shaped steel muffjoint department to solve the above-mentioned needs and cause the unsafe problem of result through artifical the detection.
In order to achieve the purpose, the utility model provides a monitoring device for the joint of a pre-buried steel plate and a special-shaped steel sleeve, which comprises a two-lining structure, a pre-buried steel plate and a detection assembly; one end of the embedded steel plate is fixedly welded with the special-shaped steel sleeve, the other end of the embedded steel plate is embedded in the secondary lining structure, and the detection assembly is arranged on the secondary lining structure;
the detection assembly comprises a resistance value detection assembly and a displacement detection assembly, wherein:
the resistance value detection assembly comprises a force sensitive resistor and a U-shaped seat, the U-shaped seat is welded on the bottom plate and is arranged on the outer side of the embedded steel plate, and the force sensitive resistor is fixedly arranged on the inner walls of two side surfaces of the U-shaped seat;
the displacement detection assembly comprises a movable rod and a supporting rod, the movable rod is connected to one side of the top end of the embedded steel plate, the supporting rod is vertically welded on the bottom plate, and the bottom end of the movable rod is connected with the top end of the supporting rod in a rotating mode.
In the above monitoring equipment for the joint between the embedded steel plate and the special-shaped steel sleeve, optionally, the U-shaped seat is welded in a U-shaped groove formed in the upper end of the bottom plate, and the bottom plate is fixedly connected to the two lining structures through screws.
In the above monitoring device for the joint between the embedded steel plate and the special-shaped steel sleeve, optionally, the two force-sensitive resistors are respectively connected with an external data acquisition device through separate data lines in a signal transmission manner.
In the above-mentioned monitoring facilities who is used for pre-buried steel sheet and dysmorphism steel muffjoint department, optionally, the bottom of movable rod is seted up and is long banding logical groove, just the top of bracing piece is connected with the locating pin that passes logical groove.
In the above monitoring device for the joint between the embedded steel plate and the special-shaped steel sleeve, optionally, a universal joint is connected between the front end of the movable rod and the embedded steel plate.
In the above monitoring device for the joint between the embedded steel plate and the special-shaped steel sleeve, optionally, a groove is formed in the middle of the horizontal side surface of the U-shaped seat.
Has the advantages that: the two force-sensitive resistors are respectively connected with peripheral data acquisition equipment through independent data lines in a signal transmission manner, and deformation of the embedded steel plate can be detected by detecting the change of the resistance value of the force-sensitive resistor, and the deformation in the direction can be further detected; the bottom end of the movable rod is provided with a strip-shaped through groove, and the top end of the supporting rod is connected with a positioning pin penetrating through the through groove, so that when the embedded steel plate is bent left and right to deform, the movable rod can be driven to swing vertically, and further, the relative displacement of the embedded steel plate relative to the secondary tunnel lining structure can be calculated according to the swinging angle; the universal joint is connected between the front end of the movable rod and the embedded steel plate, and when the embedded steel plate deforms, the movable rod only swings under the action of the universal joint.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
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 movable rod and the support rod of the present invention;
fig. 3 is the utility model discloses pre-buried steel sheet deformation state structure schematic diagram.
Description of reference numerals:
1-a two-liner structure; 2, pre-burying a steel plate; 3-a bottom plate; 4-U-shaped seat; 5-force sensitive resistor; 6-data acquisition equipment; 7-a groove; 8-a movable rod; 9-a support bar; 10-a positioning pin; 11-a through slot; 12-universal joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. The embodiments described are some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1-3, the utility model provides a monitoring device for the joint of a pre-buried steel plate and a special-shaped steel sleeve, which comprises a two-lining structure 1, a pre-buried steel plate 2 and a detection assembly; one end of the embedded steel plate 2 is fixedly welded with the special-shaped steel sleeve, the other end of the embedded steel plate 2 is embedded in the two-lining structure 1, and the detection assembly is arranged on the two-lining structure 1;
the detection assembly comprises a resistance value detection assembly and a displacement detection assembly, wherein:
the resistance value detection assembly comprises a force sensitive resistor 5 and a U-shaped seat 4, the U-shaped seat 4 is welded on the bottom plate 3 and is arranged on the outer side of the embedded steel plate 2, and the force sensitive resistor 5 is fixedly arranged on the inner walls of two side surfaces of the U-shaped seat 4;
the displacement detection assembly comprises a movable rod 8 and a supporting rod 9, wherein the movable rod 8 is connected to one side of the top end of the embedded steel plate 2, the supporting rod 9 is vertically welded on the bottom plate 3, and the bottom end of the movable rod 8 is rotatably connected with the top end of the supporting rod 9.
Further, the U-shaped seat 4 is welded in a U-shaped groove formed in the upper end of the bottom plate 3, and the bottom plate 3 is fixedly connected to the two lining structures 1 through screws;
it should be noted that the fixing of the bottom plate 3 is realized by welding the U-shaped seat 4 in a U-shaped groove formed at the upper end of the bottom plate 3, and meanwhile, the U-shaped seat 4 can also be placed on the outer side of the embedded steel plate 2, and then the force-sensitive resistors 5 can be respectively attached to the two side surfaces of the embedded steel plate 2.
Further, the two force-sensitive resistors 5 are respectively connected with an external data acquisition device 6 through signal transmission through independent data lines;
it should be noted that, by arranging the separate data line to connect the force-sensitive resistor 5, the deformation of the embedded steel plate 2 can be detected by detecting the change of the resistance of the force-sensitive resistor 5, and the deformation in the direction can be further detected.
Furthermore, the bottom end of the movable rod 8 is provided with a strip-shaped through groove 11, and the top end of the support rod 9 is connected with a positioning pin 10 penetrating through the through groove 11;
it should be noted that, through setting up through groove 11 and good locating pin 10, when pre-buried steel sheet 2 left and right sides bending takes place to warp, can drive movable rod 8 and swing by vertical form, and then can be according to the angle of swing, calculate the relative displacement of pre-buried steel sheet 2 for two lining structure 1 in the tunnel.
Example two
As shown in fig. 1-3, the utility model provides a monitoring device for the joint of a pre-buried steel plate and a special-shaped steel sleeve, which comprises a two-lining structure 1, a pre-buried steel plate 2 and a detection assembly; one end of the embedded steel plate 2 is fixedly welded with the special-shaped steel sleeve, the other end of the embedded steel plate 2 is embedded in the two-lining structure 1, and the detection assembly is arranged on the two-lining structure 1;
the detection assembly comprises a resistance value detection assembly and a displacement detection assembly, wherein:
the resistance value detection assembly comprises a force sensitive resistor 5 and a U-shaped seat 4, the U-shaped seat 4 is welded on the bottom plate 3 and is arranged on the outer side of the embedded steel plate 2, and the force sensitive resistor 5 is fixedly arranged on the inner walls of two side surfaces of the U-shaped seat 4;
the displacement detection assembly comprises a movable rod 8 and a supporting rod 9, wherein the movable rod 8 is connected to one side of the top end of the embedded steel plate 2, the supporting rod 9 is vertically welded on the bottom plate 3, and the bottom end of the movable rod 8 is rotatably connected with the top end of the supporting rod 9.
Further, a universal joint 12 is connected between the front end of the movable rod 8 and the embedded steel plate 2;
it should be noted that, by providing the universal joint 12, when the embedded steel plate 2 deforms, the movable rod 8 is only moved under action by the action of the universal joint 12.
Furthermore, a groove 7 is formed in the middle of the horizontal side face of the U-shaped seat 4;
it should be noted that, by providing the groove 7, the movable rod 8 can pass through the groove 7 to be connected with the support rod 9, thereby avoiding the movement interference.
In the description of the present invention, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, an indirect connection through an intermediary, a connection between two elements, or an interactive relationship between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like refer to orientations or positional relationships based on those shown in the drawings, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. In the description of the present invention, "a plurality" means two or more unless specifically stated otherwise.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. A monitoring device for the joint of a pre-buried steel plate and a special-shaped steel sleeve is characterized by comprising a secondary lining structure (1), a pre-buried steel plate (2) and a detection assembly; one end of the embedded steel plate (2) is fixedly welded with the special-shaped steel sleeve, the other end of the embedded steel plate (2) is embedded in the secondary lining structure (1), and the detection assembly is arranged on the secondary lining structure (1);
the detection assembly comprises a resistance value detection assembly and a displacement detection assembly, wherein:
the resistance value detection assembly comprises a force sensitive resistor (5) and a U-shaped seat (4), the U-shaped seat (4) is welded on the bottom plate (3) and is arranged on the outer side of the embedded steel plate (2), and the force sensitive resistor (5) is fixedly installed on the inner walls of two side surfaces of the U-shaped seat (4);
the displacement detection assembly comprises a movable rod (8) and a supporting rod (9), wherein the movable rod (8) is connected to one side of the top end of the embedded steel plate (2), the supporting rod (9) is vertically welded on the bottom plate (3), and the bottom end of the movable rod (8) is rotatably connected with the top end of the supporting rod (9).
2. The monitoring equipment for the joint of the embedded steel plate and the special-shaped steel sleeve is characterized in that the U-shaped seat (4) is welded in a U-shaped groove formed in the upper end of the bottom plate (3), and the bottom plate (3) is fixedly connected to the two lining structures (1) through screws.
3. The monitoring device for the joint of the embedded steel plate and the special-shaped steel sleeve as claimed in claim 1, wherein the two force-sensitive resistors (5) are respectively in signal transmission connection with an external data acquisition device (6) through separate data lines.
4. The monitoring equipment for the joint of the embedded steel plate and the special-shaped steel sleeve according to claim 1, wherein the bottom end of the movable rod (8) is provided with a strip-shaped through groove (11), and the top end of the support rod (9) is connected with a positioning pin (10) penetrating through the through groove (11).
5. The monitoring device for the joint of the embedded steel plate and the special-shaped steel sleeve as claimed in claim 1, wherein a universal joint (12) is connected between the front end of the movable rod (8) and the embedded steel plate (2).
6. The monitoring equipment for the joint of the embedded steel plate and the special-shaped steel sleeve as claimed in claim 1, wherein a groove (7) is formed in the middle of the horizontal side surface of the U-shaped seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221490666.6U CN217813504U (en) | 2022-06-14 | 2022-06-14 | Monitoring equipment for joint of embedded steel plate and special-shaped steel sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221490666.6U CN217813504U (en) | 2022-06-14 | 2022-06-14 | Monitoring equipment for joint of embedded steel plate and special-shaped steel sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217813504U true CN217813504U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221490666.6U Active CN217813504U (en) | 2022-06-14 | 2022-06-14 | Monitoring equipment for joint of embedded steel plate and special-shaped steel sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217813504U (en) |
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2022
- 2022-06-14 CN CN202221490666.6U patent/CN217813504U/en active Active
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