CN220708259U - Shield tunnel segment staggering measuring device - Google Patents
Shield tunnel segment staggering measuring device Download PDFInfo
- Publication number
- CN220708259U CN220708259U CN202321995163.9U CN202321995163U CN220708259U CN 220708259 U CN220708259 U CN 220708259U CN 202321995163 U CN202321995163 U CN 202321995163U CN 220708259 U CN220708259 U CN 220708259U
- Authority
- CN
- China
- Prior art keywords
- cross arm
- movable
- screw rod
- shield tunnel
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005259 measurement Methods 0.000 claims abstract description 22
- 238000010276 construction Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a shield tunnel segment dislocation measuring device which comprises an adjusting component, wherein a horizontal component is movably arranged on the adjusting component, and one side of the horizontal component is fixedly connected with a measuring component; the adjusting assembly comprises a screw rod, the horizontal assembly comprises a cross arm and two free gas springs, the cross arm is movably sleeved on the screw rod, and two ends of the bottom of the cross arm are respectively and movably connected with the two free gas springs through a first movable piece. According to the utility model, the horizontal assembly is arranged, after the base is fixed on the duct piece, the two ends of the cross arm are lifted or pressed down according to the state of the observation cylindrical level bubble, and the angle of the cross arm can be freely changed under the action of the free gas spring, so that the horizontal adjustment is carried out, the error caused by subsequent measurement can be avoided, the working intensity of manual measurement is reduced, the operation is simple and effective, and the detection efficiency of construction is ensured.
Description
Technical Field
The utility model relates to the technical field of segment dislocation measurement, in particular to a shield tunnel segment dislocation measurement device.
Background
The shield segment is a main assembly component for shield construction, is the innermost barrier of a tunnel, and plays roles of resisting soil layer pressure, underground water pressure and some special loads. The shield segment is a permanent lining structure of the tunnel by a shield method, and the quality of the shield segment is directly related to the overall quality and safety of the tunnel, so that the waterproof performance and the durability of the tunnel are affected; in the shield construction process, the phenomenon of segment dislocation can often appear in the tunnel segment, and segment dislocation refers to the size deviation between the adjacent segment of same ring or different ring canal pieces of segment after assembling, and the former is called vertical dislocation, and the latter is called annular dislocation, and connecting bolt between the segment bears too big shearing effort and appears the bolt easily to cut, the concentrated segment stress near the bolt hole when the dislocation is too big, causes the damage problem such as the segment angle that breaks, fall piece near the bolt hole, and in addition too big dislocation still probably leads to the tunnel to invade limit, produces adverse effect to waterproof and the durability of segment.
At present, in the process of measuring the staggered tunnel segment of the shield tunnel, a relatively simple and low-efficiency measurement mode is generally adopted, most of the measurement mode is used, but the tunnel section size is different, the measurement scale cannot measure all tunnel sections, so that the measurement is very inconvenient, meanwhile, edges and corners are arranged due to the design of the edges of the segment, the unevenness is uneven, the error is large when the measurement scale is used for measuring, and whether the measurement scale is horizontal or not is difficult to observe.
The existing segment dislocation measuring device cannot take into account the measurement of the difference of the sizes of the sections of most tunnels, meanwhile, the measurement error is large due to the concave-convex sections of the segments in the measuring process, and the horizontal state of the measuring ruler is not easy to observe.
Disclosure of Invention
The utility model aims to provide a shield tunnel segment dislocation measuring device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the shield tunnel segment staggering measuring device comprises an adjusting component, wherein a horizontal component is movably arranged on the adjusting component, and one side of the horizontal component is fixedly connected with a measuring component;
the adjusting assembly comprises a screw rod, the horizontal assembly comprises a cross arm and two free gas springs, the cross arm is movably sleeved on the screw rod, and two ends of the bottom of the cross arm are respectively and movably connected with the two free gas springs through a first movable piece.
Preferably, the adjusting component further comprises a handle, a base, a movable hoop, a fixing piece and a movable shaft, the top of the screw rod is fixedly connected with the handle, a rotary groove is formed in the top of the base, and the bottom of the screw rod is movably arranged in the rotary groove; the movable hoops are movably sleeved on the screw rods, the fixing pieces are fixedly sleeved on the movable hoops, round grooves are formed in two opposite side surfaces of the fixing pieces, and one ends of the two movable shafts are movably arranged inside the two round grooves respectively.
Preferably, the center of the cross arm is provided with a mounting hole, and two opposite sides of the inner wall of the mounting hole are respectively fixedly connected with the other ends of the two movable shafts; the fixing piece is movably arranged inside the mounting hole, and the screw rod penetrates through the mounting hole.
Preferably, the horizontal assembly further comprises a rotating shaft and a cylindrical level bubble, one end of the rotating shaft is fixedly connected to one end of the cross arm, and the other end of the rotating shaft is movably connected to one side face of the cylindrical level bubble.
Preferably, the two first movable pieces are respectively connected to bottoms of two ends of the cross arm, the bottoms of the first movable pieces are connected with one end of a free gas spring, the other end of the free gas spring is connected with the second movable pieces, and the bottoms of the two second movable pieces are respectively connected to two sides of the top of the base.
Preferably, the measuring assembly comprises a connecting arm, a telescopic link, a dial indicator, a fixed link and a measuring head, wherein one end of the connecting arm is fixedly connected with the middle end of one side face of the cross arm, a sliding groove is formed in the other end of the connecting arm, one end of the telescopic link is movably arranged inside the sliding groove, the top of the other end of the telescopic link is fixedly connected with the dial indicator, the bottom of the dial indicator is fixedly connected with the fixed link, and the bottom of the fixed link penetrates through the telescopic link to the bottom of the fixed link and the top of the measuring head.
Preferably, the mounting grooves are respectively formed in two sides of the bottom of the base, and the anti-slip pads are fixedly arranged in the mounting grooves.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the adjusting component, a worker holds the handle and rotates the cross arm under the action of the screw rod, so that the movable hoop can rotate and lift on the surface of the screw rod, the distance between the cross arm and the base is changed, as the expansion and contraction amount of the measuring head in the dial indicator is limited, the setting of the adjusting component can adapt to the dislocation detection of two segments with different heights, if the dislocation height between the two segments is higher by visual inspection, the distance between the cross arm and the base is increased, if the dislocation height between the two segments is lower by visual inspection, the distance between the cross arm and the base is reduced, the base is fixed on the lower segment of the two segments, and the measuring head is retracted to the inside of the fixed rod for a distance after contacting with the higher segment, so that the dial indicator obtains a reading, and then the distance between the measuring head and the adjusting cross arm and the base is added, the accurate dislocation amount is obtained, wherein the zero point of the movable hoop is required to be set as the initial distance.
2. According to the utility model, the horizontal assembly is arranged, after the base is fixed on the duct piece, the two ends of the cross arm are lifted or pressed down according to the state of the observation cylindrical level bubble, and the angle of the cross arm can be freely changed under the action of the free gas spring, so that the horizontal adjustment is performed, the error caused by subsequent measurement can be avoided, the working intensity of manual measurement is reduced, the operation is simple and effective, and the detection efficiency of construction is ensured.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a shield tunnel segment dislocation measuring device provided by the utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
fig. 3 is a schematic diagram of a rear view structure of a shield tunnel segment dislocation measuring device provided by the utility model;
FIG. 4 is an enlarged view of the utility model at B in FIG. 3;
fig. 5 is an enlarged view of fig. 3 at C in accordance with the present utility model.
In the figure: 1. a grip; 2. a screw rod; 3. a base; 4. a movable hoop; 5. a fixing member; 6. a movable shaft; 7. a cross arm; 8. a rotating shaft; 9. cylindrical level bubble; 10. a first movable member; 12. a free gas spring; 13. a second movable member; 14. a connecting arm; 15. a telescopic rod; 16. a dial gauge; 17. a fixed rod; 18. a measuring head; 19. an anti-slip mat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the shield tunnel segment staggering measuring device comprises an adjusting component, wherein a horizontal component is movably arranged on the adjusting component, and one side of the horizontal component is fixedly connected with a measuring component;
the adjusting component comprises a screw rod 2, the horizontal component comprises a cross arm 7 and two free gas springs 12, the cross arm 7 is movably sleeved on the screw rod 2, two ends of the bottom of the cross arm 7 are respectively movably connected with the two free gas springs 12 through a first movable piece 10, the screw rod 2 is used for adjusting the distance between the cross arm 7 and the base 3 so as to adapt to the measurement between segments with different section heights, the cross arm 7 is used for adjusting the horizontal angle of the measuring component, so that the measurement is more accurate, the length of the free gas springs 12 can be freely changed, and the two free gas springs 12 are arranged at two ends of the bottom of the cross arm 7, so that the horizontal angle of the cross arm 7 can be freely changed, and the effect of adjusting the level is achieved.
1-2, the adjusting component further comprises a handle 1, a base 3, a movable hoop 4, a fixed piece 5 and a movable shaft 6, the top of the screw rod 2 is fixedly connected with the handle 1, a rotary groove is formed in the top of the base 3, and the bottom of the screw rod 2 is movably arranged in the rotary groove; the movable hoop 4 is movably sleeved on the screw rod 2, the fixing piece 5 is fixedly sleeved on the movable hoop 4, round grooves are formed in two opposite side surfaces of the fixing piece 5, one ends of two movable shafts 6 are movably arranged inside the two round grooves respectively, the handle 1 is used for being held by hands of a user, the distance between the cross arm 7 and the base 3 can be adjusted through rotating the cross arm 7, the base 3 is used for being fixed on one of two measured tube sheets, the movable hoop 4 is connected with the screw rod 2 through mutual threads, the movable hoop 4 can move up and down on the surface of the screw rod 2 after rotating, the fixing piece 5 is used for fixedly connecting the movable hoop 4, and the movable hoop 4 is used for connecting the fixing piece 5 with the cross arm 7, so that an included angle between the cross arm 7 and the screw rod 2 can be adjusted, namely, the horizontal angle of the measuring assembly can be adjusted.
Referring to fig. 1-2, a mounting hole is formed in the center of the cross arm 7, and two opposite sides of the inner wall of the mounting hole are fixedly connected with the other ends of the two movable shafts 6 respectively; the fixing piece 5 is movably arranged inside the mounting hole, and the screw rod 2 penetrates through the mounting hole.
The horizontal component further comprises a rotating shaft 8 and a cylindrical leveling bubble 9, one end of the rotating shaft 8 is fixedly connected to one end of the cross arm 7, the other end of the rotating shaft 8 is movably connected to one side face of the cylindrical leveling bubble 9, after the rotating shaft 8 is connected with the cylindrical leveling bubble 9, the cylindrical leveling bubble 9 can rotate at will through the rotating shaft 8, so that the horizontal condition of the water bubble inside the cylindrical leveling bubble 9 can be observed at different angles, and the cylindrical leveling bubble 9 is used for achieving a reference and contrast effect on horizontal adjustment of the cross arm 7.
Referring to fig. 4-5, two first movable members 10 are respectively connected to bottoms of two ends of the cross arm 7, the bottoms of the first movable members 10 are connected with one end of a free gas spring 12, the other end of the free gas spring 12 is connected with a second movable member 13, bottoms of the two second movable members 13 are respectively connected to two sides of the top of the base 3, and the sizes of the first movable members 10 and the second movable members 13 are the same, so that normal movement between the free gas spring 12 and the cross arm 7 and normal movement between the free gas spring 12 and the base 3 can be ensured.
As shown in fig. 1, the measuring assembly comprises a connecting arm 14, a telescopic rod 15, a dial indicator 16, a fixed rod 17 and a measuring head 18, one end of the connecting arm 14 is fixedly connected to the middle end of one side face of the transverse arm 7, a sliding groove is formed in the other end of the connecting arm 14, one end of the telescopic rod 15 is movably arranged inside the sliding groove, the top of the other end of the telescopic rod 15 is fixedly connected with the dial indicator 16, the bottom of the dial indicator 16 is fixedly connected with the fixed rod 17, the bottom of the fixed rod 17 penetrates through the telescopic rod 15 to the bottom of the telescopic rod 15 and is fixedly connected with the top of the measuring head 18, the connecting arm 14 is used for connecting the measuring assembly with the transverse arm 7, the distance between the measuring assembly and the base 3 is adjusted according to the section size interval between the segments, so that the base 3 and the measuring assembly can be respectively contacted with two segments to be measured, the dial indicator 17 is used for displaying the dislocation quantity reading between the two segments, the measuring head 18 and the dial indicator 16 are connected, the measuring head 18 is used for being contacted with the segments, and can shrink inside the fixed rod 17, so that the dislocation quantity is measured.
In combination with the illustration of fig. 5, the mounting grooves are respectively formed in two sides of the bottom of the base 3, the anti-slip pad 19 is fixedly arranged in the mounting grooves, and the anti-slip pad 19 plays a role in anti-slip, so that the base 3 can be better fixed on a duct piece.
The working principle of the utility model is as follows: when personnel use, hold the handle, thereby rotate the xarm and make movable hoop can rotate the lift at the lead screw surface, thereby change the distance of xarm and base, because the flexible volume of measuring head is limited in the amesdial, through adjusting part's setting, can adapt to the dislocation detection of two section of jurisdictions different height, if the dislocation height is higher between two section of jurisdictions, then increase the distance between xarm and the base, if the dislocation height is lower between two section of jurisdictions, then reduce the distance between xarm and the base, fix the base on the lower section of jurisdiction in two section of jurisdictions, and retract the inside one section of distance of dead lever after measuring head and higher section of jurisdiction contact, like this can make the amesdial obtain the reading, and then add with the distance between the xarm of regulation and the base, then be accurate dislocation volume.
While embodiments of the present utility model have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shield tunnel section of jurisdiction wrong platform measuring device which characterized in that: the device comprises an adjusting component, wherein a horizontal component is movably arranged on the adjusting component, and one side of the horizontal component is fixedly connected with a measuring component;
the adjusting assembly comprises a screw rod (2), the horizontal assembly comprises a cross arm (7) and two free gas springs (12), the cross arm (7) is movably sleeved on the screw rod (2), and two ends of the bottom of the cross arm (7) are respectively and movably connected with the two free gas springs (12) through a first movable part (10).
2. The shield tunnel segment staggering measurement device according to claim 1, wherein: the adjusting assembly further comprises a handle (1), a base (3), a movable hoop (4), a fixing piece (5) and a movable shaft (6), the top of the screw rod (2) is fixedly connected with the handle (1), a rotary groove is formed in the top of the base (3), and the bottom of the screw rod (2) is movably arranged in the rotary groove; the movable hoop (4) is movably sleeved on the screw rod (2), the fixing piece (5) is fixedly sleeved on the movable hoop (4), round grooves are formed in two opposite side surfaces of the fixing piece (5), and one end of the movable shaft (6) is movably arranged inside the two round grooves respectively.
3. The shield tunnel segment staggering measurement device according to claim 2, wherein: a mounting hole is formed in the center of the cross arm (7), and two opposite sides of the inner wall of the mounting hole are fixedly connected with the other ends of the two movable shafts (6) respectively; the fixing piece (5) is movably arranged inside the mounting hole, and the screw rod (2) penetrates through the mounting hole.
4. The shield tunnel segment staggering measurement device according to claim 1, wherein: the horizontal assembly further comprises a rotating shaft (8) and a cylindrical level bubble (9), one end of the rotating shaft (8) is fixedly connected with one end of the cross arm (7), and the other end of the rotating shaft (8) is movably connected with one side face of the cylindrical level bubble (9).
5. The shield tunnel segment staggering measurement device according to claim 1, wherein: two first movable pieces (10) are respectively connected to bottoms of two ends of the cross arm (7), the bottoms of the first movable pieces (10) are connected with one end of a free gas spring (12), the other end of the free gas spring (12) is connected with a second movable piece (13), and the bottoms of the two second movable pieces (13) are respectively connected to two sides of the top of the base (3).
6. The shield tunnel segment staggering measurement device according to claim 1, wherein: the measuring assembly comprises a connecting arm (14), a telescopic rod (15), a dial indicator (16), a fixing rod (17) and a measuring head (18), wherein one end of the connecting arm (14) is fixedly connected with the middle end of one side face of the cross arm (7), a sliding groove is formed in the other end of the connecting arm (14), one end of the telescopic rod (15) is movably arranged inside the sliding groove, the top of the other end of the telescopic rod (15) is fixedly connected with the dial indicator (16), the bottom of the dial indicator (16) is fixedly connected with the fixing rod (17), and the bottom of the fixing rod (17) penetrates through the telescopic rod (15) to the bottom of the fixing rod and the top of the measuring head (18).
7. The shield tunnel segment staggering measurement device according to claim 2, wherein: the anti-skid base is characterized in that mounting grooves are respectively formed in two sides of the bottom of the base (3), and anti-skid pads (19) are fixedly arranged in the mounting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321995163.9U CN220708259U (en) | 2023-07-27 | 2023-07-27 | Shield tunnel segment staggering measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321995163.9U CN220708259U (en) | 2023-07-27 | 2023-07-27 | Shield tunnel segment staggering measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220708259U true CN220708259U (en) | 2024-04-02 |
Family
ID=90442940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321995163.9U Active CN220708259U (en) | 2023-07-27 | 2023-07-27 | Shield tunnel segment staggering measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220708259U (en) |
-
2023
- 2023-07-27 CN CN202321995163.9U patent/CN220708259U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208505227U (en) | A kind of rack-plate Pingdu testing agency for offshore drilling platforms spud leg | |
| CN212432135U (en) | Level detection device for building detection | |
| CN220708259U (en) | Shield tunnel segment staggering measuring device | |
| CN107036522B (en) | Device and method for measuring vertical displacement of water structure of middle-span and small-span bridge | |
| CN219015300U (en) | Gradient detection device | |
| CN208398769U (en) | A kind of highway engineering supervision protective layer thickness detection device | |
| CN208125117U (en) | A kind of round rod piece shaft centerline measurement device for engineering survey | |
| CN205027626U (en) | Injection formula mortar strength detector calibrating device | |
| CN111412817A (en) | Simple and easy type concrete thickness detection instrument for building engineering | |
| CN216348675U (en) | Verticality detection ruler calibrating device | |
| CN217132045U (en) | Crank boss measuring device | |
| CN109178235A (en) | A kind of drauht measurement high tenacity lucite tube | |
| CN211696165U (en) | Concrete crack width detection device | |
| CN114526660A (en) | Portable quick acquisition device for pipe diameter of underground pipeline | |
| CN209820381U (en) | Side slope monitoring data acquisition device | |
| CN207850269U (en) | A kind of end-cap assembly perpendicularity detection tool | |
| CN216645194U (en) | Device for checking angle of fan blade of cooling tower | |
| CN217331006U (en) | Reactor containment steel lining welding stud bending angle inspection device | |
| CN213209017U (en) | Vertical detection device for constructional engineering | |
| CN214843113U (en) | Depth measuring device based on digital display height gauge | |
| CN111288976A (en) | Measuring device for building engineering | |
| CN100590379C (en) | Automatic straightness detector | |
| CN219244590U (en) | Construction foundation pit settlement observation instrument | |
| CN220153453U (en) | Earthwork loose pavement thickness detection ruler for construction engineering detection | |
| CN214224074U (en) | Settlement observation point structure convenient for observation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |