CN216429625U - Positioning correction device for tunnel lining trolley and tunnel lining trolley - Google Patents
Positioning correction device for tunnel lining trolley and tunnel lining trolley Download PDFInfo
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- CN216429625U CN216429625U CN202122531136.3U CN202122531136U CN216429625U CN 216429625 U CN216429625 U CN 216429625U CN 202122531136 U CN202122531136 U CN 202122531136U CN 216429625 U CN216429625 U CN 216429625U
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Abstract
The utility model provides a location correcting unit and tunnel lining platform truck that tunnel lining platform truck was used, location correcting unit includes first suspension and a measuring mechanism, a measuring mechanism sets up on first suspension, a measuring mechanism includes first shell, first spherical reflector, second spherical reflector, third spherical reflector and first laser emitter, many first instruction lines that first laser emitter sent are through first spherical reflector, second spherical reflector, a side emission of keeping away from first suspension at first shell after the reflection of third spherical reflector. The tunnel lining trolley realizes real-time indication on the ground walking center line and the steel rail laying sideline direction through the first measuring mechanism, improves the positioning and correcting precision of the tunnel lining trolley in the construction process, ensures the tunnel construction quality, greatly reduces the operation process time for repeatedly adjusting the tunnel lining trolley, and realizes the quick, efficient and accurate positioning and correcting operation of the tunnel lining trolley.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction equipment technique and specifically relates to a location correcting unit that tunnel lining platform truck was used and have this location correcting unit's tunnel lining platform truck is related to.
Background
In the construction process of secondary lining of the tunnel, the tunnel lining trolley is special equipment which must be used in the secondary lining of the tunnel construction process and is used for the concrete lining construction of the inner wall of the tunnel. According to the operation sequence and quality control key points of the tunnel construction process, the positioning and correction of the tunnel lining trolley are the most basic process and the most key process for ensuring the construction quality and clearance size of the secondary lining of the tunnel.
Referring to fig. 1, the existing tunnel lining trolley is provided with center point marks at several positions such as a vault template 13 and a portal frame 14, and is used for a measurer to correct the positioning of the whole tunnel lining trolley and a tunnel center line 12 through a plurality of center lines, and the positioning and correcting operation mainly comprises the following steps: 1. measuring the center point of the lofting ground by a measuring person; 2. the operation team lays a tunnel lining trolley walking steel rail 15 and walks the tunnel lining trolley, the transverse position of the steel rail 15 laying has higher precision requirement in the working procedure, meanwhile, after the tunnel lining trolley finishes walking, workers need to adopt a hanging ball to check the central line of the tunnel lining trolley, if a larger deviation exists, the tunnel lining trolley also needs to be returned, and the operation team walks again after laying the steel rail 15 again and repeatedly; 3. measuring and adjusting the height and horizontal accuracy of a cross beam 16 of the tunnel lining trolley by a measuring person; 4. measuring personnel measure and adjust the center of the beam 16 of the tunnel lining trolley; 5. measuring and correcting the center and elevation of a template 13 of the tunnel lining trolley by a measuring person; 6. measuring and adjusting the side forms of the templates 13 of the tunnel lining trolley by measuring personnel; 7. and locking all supporting systems of the tunnel lining trolley, and transferring to the next procedure, namely, closing the template 13 of the tunnel lining trolley and preparing before pouring.
The existing tunnel lining trolley is positioned and corrected only by checking a central point by using a hanging ball, and then measuring personnel repeatedly adjust the structures of a beam 16, a portal frame 14, a main beam and the like of the tunnel lining trolley, and the steel rail 15 for guiding the tunnel lining trolley to walk is not laid for positioning and correcting, so that the positioning and correcting process of the tunnel lining trolley before construction is complicated in operation, long in process time and low in precision.
Disclosure of Invention
The utility model aims at providing a location correcting unit that tunnel lining platform truck was used can improve the location of tunnel lining platform truck in the work progress and rectify the precision, and easy operation is convenient moreover to accelerate the location and the operation of correction process of tunnel lining platform truck, shorten process time, and can the long-time work of continuation, thereby ensure tunnel construction quality.
A second object of the utility model is to provide a tunnel lining platform truck with above-mentioned location correcting unit.
In order to achieve the first object of the present invention, the present invention provides a positioning and calibrating device for a tunnel lining trolley, comprising a first suspension and a first measuring mechanism, wherein the first measuring mechanism is disposed on the first suspension, the first measuring mechanism comprises a first housing, a first spherical reflector, a second spherical reflector, a third spherical reflector and a first laser emitter, the first housing is a hollow sphere, the first laser emitter is disposed inside the first housing, the first spherical reflector, the second spherical reflector and the third spherical reflector are respectively disposed on an inner spherical wall of the first housing, a plurality of first indicating lines emitted by the first laser emitter are emitted outwards from a side of the first housing away from the first suspension after being reflected by the first spherical reflector, the second spherical reflector and the third spherical reflector, the first spherical reflector makes the plurality of first indicating lines emit outwards in a radial shape on a first indicating section of the first housing, the first indication section is perpendicular to the length extending direction of the first suspension, the second spherical reflector enables the first indication lines to be annularly and radially outwards transmitted on the second indication section of the first shell, the third spherical reflector enables the first indication lines to be annularly and radially outwards transmitted on the third indication section of the first shell, and the third indication section and the second indication section are symmetrically arranged relative to the first indication section.
A preferred scheme is, tunnel lining is location correcting unit that platform truck was used still includes the second suspension, support frame and second measurement mechanism, the support frame is connected between second suspension and first suspension, the second measurement mechanism sets up on the second suspension, the second measurement mechanism includes the second shell, fourth spherical reflector and second laser emitter, the second shell is the setting of cavity spheroid, second laser emitter is located the inside of second shell, fourth spherical reflector sets up on the interior bulb wall of second shell, one side that the second suspension was kept away from to the second shell after the reflection of many second indicating lines that second laser emitter sent is outwards launched through the second shell to fourth spherical reflector, many second indicating lines are the radial outwards launch of hoop on the fourth indicating cross-section of second shell, the fourth indicating cross-section is located the coplanar with first indicating cross-section.
According to a further scheme, the positioning correction device for the tunnel lining trolley further comprises a laser range finder, and the laser range finder is arranged on the first suspension.
Still further, the angle between the second indicating cross-section and the first indicating cross-section is less than 90 °.
A further scheme is that the first suspension is provided with a fixed sleeve, the fixed sleeve is provided with a through hole which penetrates through the fixed sleeve, the first shell is provided with a connecting rod, the connecting rod can be inserted into the through hole, the threaded end of the fixed bolt is in threaded connection with the peripheral wall of the fixed sleeve and penetrates through the peripheral wall of the fixed sleeve to be pressed against the peripheral wall of the connecting rod, the second end of the fixed bolt is sleeved with a nut, and the nut is pressed against the peripheral wall of the fixed sleeve; or the connecting rod is provided with an external thread, and the through hole is provided with an internal thread matched with the external thread of the connecting rod.
It is further provided that the second suspension is provided with a first electronic level for identifying the levelness of the second suspension.
Further, the number of the first electronic levels is two, and the two first electronic levels are symmetrically arranged at both ends of the second suspension with respect to the center line position of the second suspension.
It is still further an aspect that the first suspension is provided with a second electronic level for identifying the levelness of the first suspension.
Further, the number of the second electronic levels is two, and the two second electronic levels are symmetrically arranged at both ends of the first suspension with respect to the center line position of the first suspension.
In order to realize the utility model discloses a second purpose, the utility model provides a tunnel lining platform truck, including the location correcting unit that foretell tunnel lining platform truck was used.
In the secondary lining construction process of the tunnel, a second suspension of the positioning and correcting device is fixed on a top frame of the portal frame, a first suspension of the positioning and correcting device is fixed on a bracket of the portal frame, and the central line positions of the second suspension and the first suspension correspond to the central line position of the portal frame. Then opening a second laser transmitter of a second measuring mechanism on the second suspension and a first laser transmitter of a first measuring mechanism on the first suspension, wherein a plurality of second indication lines sent by the second laser transmitter are transmitted outwards through one side of the second shell far away from the second suspension after being reflected by a fourth spherical reflector, the plurality of second indication lines are transmitted outwards in an annular and radial manner on a fourth indication section of the second shell, since the fourth indicating cross-section is located at the center line of the second hanger and is disposed perpendicular to the lengthwise extending direction of the second hanger, the fourth indicating cross-section is adjusted to be aligned with the nominal tunnel midline when the second suspension is installed, so that the laser line emitted from the fourth indicating cross-section forms a tunnel midline indicator line at the crown of the tunnel, the horizontal oil cylinder can control the cross beam to move in the horizontal direction so as to adjust the center line position of the template to be aligned with the cross beam. Meanwhile, a plurality of first indicating lines emitted by the first laser emitter are reflected by the first spherical reflector, the second spherical reflector and the third spherical reflector and then are emitted outwards at one side of the first shell far away from the first suspension, the first spherical reflector enables the plurality of first indicating lines to be emitted outwards in a circular radial mode on the first indicating section of the first shell, the first indicating section and the fourth indicating section are located on the same plane, the first indicating section is adjusted to be aligned with the calibrated central line of the tunnel when the first suspension is installed, therefore, the laser lines emitted from the first indicating section form a central line indicating line of the tunnel on the ground of the tunnel, when the laser lines emitted from the first indicating section are aligned with the calibrated central line of the tunnel, the portal frame is located at a construction position, and the second spherical reflector enables the plurality of first indicating lines to be emitted outwards in a circular radial mode on the second indicating section of the first shell, and the third spherical reflector makes many first instruction lines be the radial outwards transmission of hoop on the third instruction cross-section of first shell, and third instruction cross-section and second instruction cross-section set up about first instruction cross-section symmetry to the laser line that second instruction cross-section and third instruction cross-section were launched respectively towards two longitudinal rail and has formed longitudinal rail and laid the sideline, is used for instructing the position of laying of follow-up longitudinal rail, guides the laying of longitudinal rail, thereby avoids longitudinal rail to have great deviation and need to withdraw tunnel lining platform truck and lay again.
The utility model discloses a laser line that launches from the fourth instruction cross-section has formed tunnel central line pilot line at the crown arch in tunnel, has formed tunnel central line pilot line from the laser line that first instruction cross-section launches on the ground in tunnel, and the laser line that second instruction cross-section and third instruction cross-section launch respectively towards two vertical rails and has formed vertical rail and laid the sideline, make the utility model discloses tunnel lining platform truck realizes real-time indication in template central line, ground walking central line and rail laying sideline direction, improves tunnel lining platform truck location and correction precision in the work progress, ensures tunnel construction quality to reduce the operating process time that measuring personnel and operation worker class adjusted tunnel lining platform truck repeatedly by a wide margin, realized tunnel lining platform truck's quick, high efficiency, accurate positioning and correction process operation, shorten the process time. And simultaneously, the utility model discloses positioning correction device of tunnel lining platform truck's easy operation is convenient, and measurement accuracy is high to can the long-time work of persistence, equipment cost drops into low, and the result of use is showing, greatly reduced survey crew's intensity of labour, tunnel construction site's implementation effect is showing extremely.
Drawings
Fig. 1 is a sectional view of a conventional tunnel lining trolley constructed in a tunnel.
Figure 2 is the cross-sectional view of the utility model discloses tunnel lining platform truck is under construction in the tunnel.
Figure 3 is the front view of the positioning and correcting device in the tunnel lining trolley of the utility model.
Figure 4 is a side view of the positioning and correcting device in the tunnel lining trolley of the utility model.
Figure 5 is the utility model discloses a local structure chart of positioning correction device's first measuring mechanism in tunnel lining platform truck.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 2 to 5, the present embodiment discloses a tunnel lining trolley, which includes a gantry 14, a cross beam 16, two longitudinal steel rails 15, a vertical cylinder 111, a support cylinder 110, a horizontal cylinder 19, a jacking cylinder 18, a formwork 13, and a positioning correction device 2, wherein the cross beam 16 is located above the gantry 14 in a vertical direction, the horizontal cylinder 19 and the jacking cylinder 18 are respectively disposed on a top frame 141 of the gantry 14, the horizontal cylinder 19 is used for controlling the cross beam 16 to move in the horizontal direction, and the jacking cylinder 18 is used for controlling the cross beam 16 to move in the vertical direction. The template 13 is arranged at the outer sides of the portal frame 14 and the cross beam 16 in an arc shape, the template 13 is connected with the cross beam 16 through the upright post 17, and the template 13 is connected with the support column 143 of the portal frame 14 through the support oil cylinder 110. The longitudinal rail 15 extends in the longitudinal direction of the tunnel 11, the two support columns 143 of the gantry 14 are slidably disposed on the two longitudinal rails 15, respectively, and the vertical cylinder 111 is disposed at one end of the support column 143 of the gantry 14 away from the top frame 141 and is used for controlling the support column 143 to move in the vertical direction.
Specifically, the positioning correcting device 2 of the present embodiment includes a second suspension 21, a first suspension 23, a support frame 22, a second measuring mechanism, and a first measuring mechanism, wherein the support frame 22 is connected between the second suspension 21 and the center line of the first suspension 23, and an i-shaped arrangement is formed between the second suspension 21, the support frame 22, and the first suspension 23. The second measuring mechanism is disposed on a central line of the second suspension 21, the second measuring mechanism includes a second housing 24, a fourth spherical reflector (not labeled) and a second laser emitter (not labeled), the second housing 24 is disposed in a hollow sphere, the second laser emitter is disposed inside the second housing 24, the fourth spherical reflector is disposed on an inner spherical wall of the second housing 24, the fourth spherical reflector reflects a plurality of second indication lines 242 emitted by the second laser emitter and emits the reflected second indication lines through a side of the second housing 24 away from the second suspension 21, the plurality of second indication lines 242 emit radially and annularly on a fourth indication section 241 of the second housing 24, and the fourth indication section 241 is disposed on the central line of the second suspension 21 and disposed perpendicular to a length extending direction of the second suspension 21. First measuring mechanism sets up on first suspension 23, and first measuring mechanism includes first shell 25, first spherical reflector 255, second spherical reflector (not marking), third spherical reflector (not marking) and first laser emitter 254, and first shell 25 is the setting of cavity spheroid, and first laser emitter 254 is located the inside of first shell 25, and first spherical reflector 255, second spherical reflector, third spherical reflector set up respectively on the interior spherical wall of first shell 25. A plurality of first indicating lines emitted by the first laser emitter 254 are reflected by the first spherical reflector 255, the second spherical reflector and the third spherical reflector and then emitted outwards from a side of the first housing 25 away from the first suspension 23, the first spherical reflector 255 causes the plurality of first indicating lines to be emitted outwards in a circumferential and radial manner on the first indicating section 251 of the first housing 25, and the first indicating section 251 and the fourth indicating section 241 are located on the same plane. The second spherical mirror causes the plurality of first indicator lines to radiate radially outward in a circumferential direction on a second indicator cross-section 252 of the first housing 25, and the third spherical mirror causes the plurality of first indicator lines to radiate radially outward in a circumferential direction on a third indicator cross-section 253 of the first housing 25, the third indicator cross-section 253 and the second indicator cross-section 252 being symmetrically disposed about the first indicator cross-section 251.
In the secondary lining construction process of the tunnel 11, the second suspension 21 of the positioning and correcting device 2 is fixed on the top frame 141 of the portal frame 14, the first suspension 23 of the positioning and correcting device 2 is fixed on a bracket of the portal frame 14, and the central line positions of the second suspension 21 and the first suspension 23 correspond to the central line position of the portal frame 14. Then, the second laser emitter of the second measuring mechanism on the second suspension 21 and the first laser emitter 254 of the first measuring mechanism on the first suspension 23 are turned on, the plurality of second indication lines 242 emitted by the second laser emitter are reflected by the fourth spherical mirror and then emitted outwards through the side of the second housing 24 away from the second suspension 21, the plurality of second indication lines 242 are emitted outwards in an annular and radial manner on the fourth indication section 241 of the second housing 24, since the fourth indicating section 241 is located at the center line of the second hanger 21 and is disposed perpendicular to the lengthwise extending direction of the second hanger 21, the fourth index section 241 is adjusted to be aligned with the tunnel nominal center line 12 when the second suspension 21 is installed, the laser lines emitted from the fourth indicating section 241 thus form a tunnel centerline indicating line 242 at the crown of the tunnel 11, the horizontal movement of the cross beam 16 in the horizontal direction can be controlled by the horizontal cylinder 19 so as to adjust the position of the center line of the template 13 in alignment therewith. Meanwhile, a plurality of first indication lines emitted by the first laser emitter 254 are reflected by the first spherical reflector 255, the second spherical reflector and the third spherical reflector and then emitted outwards at a side of the first shell 25 far away from the first suspension 23, the first spherical reflector 255 enables the plurality of first indication lines to be emitted outwards in a circular radial shape on the first indication section 251 of the first shell 25, because the first indication section 251 and the fourth indication section 241 are positioned on the same plane, the first indication section 251 is adjusted to be aligned with the tunnel calibration center line 12 when the first suspension 23 is installed, therefore, the laser lines emitted from the first indication section form a tunnel indication center line on the ground of the tunnel 11, when the emitted laser lines of the first indication section 251 are aligned with the tunnel calibration center line 12, the portal 14 is positioned at a construction position, and the second spherical reflector enables the plurality of first indication lines to be emitted outwards in a circular radial shape on the second indication section 252 of the first shell 25 And the third spherical reflector makes a plurality of first indicating lines radiate outwards in a circular shape on a third indicating section 253 of the first shell 25, and the third indicating section 253 and the second indicating section 252 are symmetrically arranged relative to the first indicating section 251, so that laser lines emitted by the second indicating section 252 and the third indicating section 253 respectively face two longitudinal steel rails 15 and form a longitudinal steel rail 15 laying sideline for indicating the laying position of a subsequent longitudinal steel rail 15.
The present embodiment forms a tunnel center line indicating line 242 at the crown of the tunnel 11 by the laser light emitted from the fourth indicating section 241, forms a tunnel center line indicating line at the ground of the tunnel 11 by the laser light emitted from the first indicating section 251, and forms a longitudinal rail 15 laying line by the laser light emitted from the second indicating section 252 and the third indicating section 253 respectively facing the two longitudinal rails 15, so that the tunnel lining trolley of the embodiment can realize real-time indication on the center line of the template 13, the ground walking center line and the steel rail laying sideline direction, improve the positioning and correcting precision of the tunnel lining trolley in the construction process, ensure the construction quality of the tunnel 11, and the operation process time of repeatedly adjusting the tunnel lining trolley by measuring personnel and an operation shift is greatly reduced, the rapid, efficient and accurate positioning and correction process operation of the tunnel lining trolley is realized, and the process time is shortened. Simultaneously, the positioning and correcting device 2 of the tunnel lining trolley of the embodiment has the advantages of simple and convenient operation, high measurement accuracy, capability of continuously working for a long time, low equipment cost investment, remarkable use effect, greatly reduced labor intensity of measuring personnel and extremely remarkable implementation effect on a tunnel construction site.
In addition, the positioning and correcting device 2 of the embodiment further comprises a laser range finder 28, the laser range finder 28 is arranged on one side of the first suspension 23 far away from the second suspension 21, and the laser range finder 28 measures the distance between the first suspension 23 and the ground of the tunnel 11 in real time, so that the height of the whole trolley can be measured and adjusted immediately after the tunnel lining trolley is completely moved, namely, the vertical cylinder 111 controls the support column 143 of the portal frame 14 to move in the vertical direction for adjustment, and the positioning and correcting precision of the tunnel lining trolley in the construction process is further improved. Specifically, the included angle between the second indicating cross section 252 and the first indicating cross section 251 is smaller than 90 °, and the fourth indicating cross section 241 is disposed in parallel to the width extending direction of the second suspension 21, thereby improving the operational reliability of the second measuring mechanism and the first measuring mechanism.
In addition, the first suspension 23 of the present embodiment is provided with a fixing sleeve 210, the fixing sleeve 210 is provided with a through hole (not labeled) penetrating therethrough, the first housing 25 is provided with a connecting rod 29, and the connecting rod 29 can be inserted into the through hole. The threaded end of the fixing bolt 211 is screwed with the peripheral wall of the fixing sleeve 210 and passes through the peripheral wall of the fixing sleeve 210 to press against the peripheral wall of the connecting rod 29, thereby achieving the detachable mounting of the first housing 25 on the first hanger 23. Alternatively, the connecting rod 29 is provided with an external thread and the through-hole is provided with an internal thread that cooperates with the external thread of the connecting rod 29, thereby achieving the detachable mounting of the first housing 25 on the first hanger 23.
In order to improve accurate leveling in the horizontal direction, the second suspension 21 of the present embodiment is provided with a first electronic level 26, the first electronic level 26 is used to identify the levelness of the second suspension 21, the first suspension 23 is provided with a second electronic level 27, and the second electronic level 27 is used to identify the levelness of the first suspension 23. The second suspension 21 is fixed on the top frame 141 of the portal frame 14, and the first suspension 23 is fixed on the bracket of the portal frame 14, so that the first electronic level 26 and the second electronic level 27 detect the levelness of the portal frame 14 in real time, and the working accuracy of the portal frame 14 is improved. Specifically, the number of the first electronic levels 26 is two in the present embodiment, two first electronic levels 26 are provided at both ends of the second suspension 21 symmetrically with respect to the center line position of the second suspension 21, the number of the second electronic levels 27 is two, and two second electronic levels 27 are provided at both ends of the first suspension 23 symmetrically with respect to the center line position of the first suspension 23.
Above embodiment is the preferred example of the utility model, and not the restriction the utility model discloses the range of implementing, the event all according to the utility model discloses the equivalent change or the decoration that structure, characteristic and principle were done of application for patent scope all should be included in the utility model discloses the patent application scope.
Claims (10)
1. The positioning correction device for the tunnel lining trolley is characterized by comprising a first suspension and a first measuring mechanism, wherein the first measuring mechanism is arranged on the first suspension, the first measuring mechanism comprises a first shell, a first spherical reflector, a second spherical reflector, a third spherical reflector and a first laser emitter, the first shell is arranged in a hollow sphere shape, the first laser emitter is positioned in the first shell, and the first spherical reflector, the second spherical reflector and the third spherical reflector are respectively arranged on the inner spherical wall of the first shell;
a plurality of first indicating lines emitted by the first laser emitter are reflected by the first spherical reflector, the second spherical reflector and the third spherical reflector and then emitted outwards from one side, far away from the first suspension, of the first shell, the first spherical reflector enables the plurality of first indicating lines to be emitted outwards in a circumferential and radial mode on a first indicating section of the first shell, and the first indicating section is perpendicular to the length extending direction of the first suspension;
the second spherical reflector enables the first indication lines to be annularly and radially outwards transmitted on the second indication section of the first shell, the third spherical reflector enables the first indication lines to be annularly and radially outwards transmitted on the third indication section of the first shell, and the third indication section and the second indication section are symmetrically arranged relative to the first indication section.
2. The positioning correction device for a tunnel lining trolley according to claim 1, wherein:
the positioning correction device for the tunnel lining trolley further comprises a second suspension, a support frame and a second measuring mechanism, wherein the support frame is connected between the second suspension and the first suspension;
the second measuring mechanism is arranged on the second suspension, the second measuring mechanism comprises a second shell, a fourth spherical reflector and a second laser emitter, the second shell is arranged in a hollow sphere, the second laser emitter is located inside the second shell, the fourth spherical reflector is arranged on the inner spherical wall of the second shell, the fourth spherical reflector reflects a plurality of second indication lines sent by the second laser emitter and then emits the second indication lines outwards through one side, far away from the second suspension, of the second shell, the second indication lines emit outwards in a circumferential radial mode on a fourth indication section of the second shell, and the fourth indication section and the first indication section are located on the same plane.
3. The positioning correction device for a tunnel lining trolley according to claim 1, wherein:
the positioning and correcting device for the tunnel lining trolley further comprises a laser range finder, and the laser range finder is arranged on the first suspension.
4. The positioning correction device for a tunnel lining trolley according to claim 1, wherein:
the included angle between the second indicating cross section and the first indicating cross section is smaller than 90 degrees.
5. The positioning correction device for a tunnel lining trolley according to claim 1, wherein:
the first suspension is provided with a fixed sleeve, the fixed sleeve is provided with a through hole which penetrates through the fixed sleeve, the first shell is provided with a connecting rod, and the connecting rod can be inserted into the through hole;
the threaded end of the fixing bolt is in threaded connection with the peripheral wall of the fixing sleeve and penetrates through the peripheral wall of the fixing sleeve to be pressed against the peripheral wall of the connecting rod, and the second end of the fixing bolt is sleeved with a nut which is pressed against the peripheral wall of the fixing sleeve;
or, the connecting rod is provided with an external thread, and the through hole is provided with an internal thread matched with the external thread of the connecting rod.
6. The positioning correction device for a tunnel lining trolley according to claim 2, wherein:
the second suspension is provided with a first electronic level for identifying the levelness of the second suspension.
7. The positioning correction device for a tunnel lining trolley according to claim 6, wherein:
the number of the first electronic levels is two, and the two first electronic levels are symmetrically arranged at two ends of the second suspension frame relative to the middle line position of the second suspension frame.
8. The positioning correction device for a tunnel lining truck according to any one of claims 1 to 6, characterized in that:
the first suspension is provided with a second electronic level for identifying the levelness of the first suspension.
9. The positioning correction device for a tunnel lining trolley according to claim 8, wherein:
the number of the second electronic levels is two, and the two second electronic levels are symmetrically arranged at two ends of the first suspension frame relative to the central line position of the first suspension frame.
10. A tunnel lining trolley, comprising the positioning correction device for a tunnel lining trolley of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531136.3U CN216429625U (en) | 2021-10-20 | 2021-10-20 | Positioning correction device for tunnel lining trolley and tunnel lining trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531136.3U CN216429625U (en) | 2021-10-20 | 2021-10-20 | Positioning correction device for tunnel lining trolley and tunnel lining trolley |
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| Publication Number | Publication Date |
|---|---|
| CN216429625U true CN216429625U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122531136.3U Active CN216429625U (en) | 2021-10-20 | 2021-10-20 | Positioning correction device for tunnel lining trolley and tunnel lining trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216429625U (en) |
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2021
- 2021-10-20 CN CN202122531136.3U patent/CN216429625U/en active Active
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