CN204807084U - A boundary limit measurement support for subway engineering - Google Patents
A boundary limit measurement support for subway engineering Download PDFInfo
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- CN204807084U CN204807084U CN201520323874.0U CN201520323874U CN204807084U CN 204807084 U CN204807084 U CN 204807084U CN 201520323874 U CN201520323874 U CN 201520323874U CN 204807084 U CN204807084 U CN 204807084U
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- main body
- body frame
- limit plate
- flexible limit
- subway engineering
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Abstract
The utility model relates to a subway engineering detects instrument, concretely relates to a boundary limit measurement support for subway engineering. The utility model discloses a measurement accuracy is wayward in solving current boundary limit measurement process, measures the loaded down with trivial details problem low with measurement of efficiency of process. A boundary limit measurement support for subway engineering includes the base, the vertical scroll, main body frame, the flexible limiting plate of a set of second, two sets of extension bracket and a plurality of first flexible limiting plate, the vertical scroll sets up with the base is perpendicular, the outside edge on main body frame's left and right sides limit articulates respectively has a set of extension bracket, there is a first flexible limiting plate in every extension bracket's outside rigid coupling respectively, the outside edge rigid coupling of main body frame's the higher authority has the flexible limiting plate of a set of second, the shape at the outside edge of the flexible limiting plate of every first flexible limiting plate and second is the same with the sectional shape of the volume of awaiting measuring respectively. The utility model is used for the subway engineering boundary limit is measured.
Description
Technical field
The utility model relates to a kind of subway engineering testing tool, is specifically related to a kind of clearance survey support for subway engineering.
Background technology
What the Metro Clearance detection of current China was the most frequently used is section detection method.Confide a technological secret according to " circuit clearance diagram " and gauge Specialty Design, make the framework being applicable to each corresponding facilities clearance cross dimensions and be fixed on flat-bed trailer, as clearance car, with diesel locomotive traction, to detecting piecemeal completely.
In this, the shortcoming of detection method has:
1, subway line often comprises that land station, elevated station, station, underground and corresponding ground are interval, between elevated region, Tunnel Boring is interval, the facilities clearance size in each station and each interval is often different, this just causes the facilities clearance stent types of each corresponding cross dimensions various, each gauge support crudy deviation is inconsistent, and measuring accuracy is wayward;
2, in clearance survey process, as cross dimensions change, then need the gauge support changing corresponding cross dimensions, measure the depositing of support, change and the operation such as deviation adjusting bothers very much, efficiency and measuring accuracy are measured in impact to a great extent.
Utility model content
The utility model is wayward for solving measuring accuracy in existing clearance survey process, and measurement operation is loaded down with trivial details and measure inefficient problem, and then proposes a kind of clearance survey support for subway engineering.
The utility model is solve the problems of the technologies described above the technical scheme taked to be: the utility model comprises base, vertical shaft, main body frame, one group of second flexible limit plate, two groups of extending brackets and multiple first flexible limit plate, the upper surface of base and flat-bed trailer is affixed, vertical shaft is vertical with base to be arranged, the lower surface of vertical shaft and the middle part of base upper surface affixed, the upper end sidewall of vertical shaft and the middle part of main body frame affixed, the outer ledge on the limit, the left and right sides of main body frame is hinged with one group of extending bracket respectively, often organize extending bracket and comprise the multiple extending brackets set gradually from small to large, multiple extending bracket is respectively by rear extremely front hinged with the edge in an outside of main body frame successively, each extending bracket all can be parallel with main body frame, the outside of each extending bracket is connected with a first flexible limit plate respectively, the outer ledge of the top of main body frame is connected with one group of second flexible limit plate, second flexible limit plate and main body frame be arranged in parallel, each first flexible limit plate be arranged in parallel with the extending bracket of Joint respectively, each first flexible limit plate is identical with the shape of section to be measured respectively with the shape of the outer ledge of the second flexible limit plate.
The beneficial effects of the utility model are:
1, the utility model possesses advantages such as using few, the structure of material is simple, quick from heavy and light, adjustment, Quick Measurement;
2, the utility model applicability is strong, distinct device gauge cross dimensions according to whole piece circuit is made into corresponding extending bracket, hinged with main body frame respectively, by the different extending bracket of upset during measurement, select corresponding extending bracket to complete the replacing of distinct device gauge section, construction is rapidly, fast, simple to operate, increases measurement efficiency simultaneously;
3, seen by practice of construction effect, program construction is simple, only measurement and positioning gauge backing positions and elevation is first needed in whole clearance survey process, dismounting again and repetition measurement is not needed during measurement, without the need to this adjustment deviations many, avoid and repeatedly change support and cause base and vertical shaft shift in position and the measuring error that causes, improve measuring accuracy, only need manually can complete on a small quantity;
4, intuitive measurement results effectively, be easy to observation, the relative position relation according to stent flexibility limiting plate and structures judges whether structures invade limit, and discovery is invaded also can measure in limited time and invaded limit size.
5, application of the present utility model obtains the accreditation of management and owner unit, and obtains practice test in Tianjin Underground No. 3 line circuits final acceptance of construction and metro operation permanent way maintenance process, has certain engineering use value.
Accompanying drawing explanation
When Fig. 1 is each section of end face measure-alike when structures, one-piece construction schematic diagram of the present utility model; Fig. 2 is when the size of each section of end face of structures is different, one-piece construction schematic diagram of the present utility model.
Embodiment
Embodiment one: composition graphs 1 and Fig. 2 explanation, described in present embodiment, a kind of clearance survey support for subway engineering comprises base 1, vertical shaft 2, main body frame 3, one group of second flexible limit plate 7, two groups of extending brackets 4 and multiple first flexible limit plate 5, base 1 is affixed with the upper surface of flat-bed trailer, vertical shaft 2 is vertical with base 1 to be arranged, the lower surface of vertical shaft 2 and the middle part of base 1 upper surface affixed, the upper end sidewall of vertical shaft 2 and the middle part of main body frame 3 affixed, the outer ledge on the limit, the left and right sides of main body frame 3 is hinged with one group of extending bracket 4 respectively, often organize extending bracket 4 and comprise the multiple extending brackets 4 set gradually from small to large, multiple extending bracket 4 is respectively by rear extremely front hinged with the edge in an outside of main body frame 3 successively, each extending bracket 4 all can be parallel with main body frame 3, the outside of each extending bracket 4 is connected with a first flexible limit plate 5 respectively, the outer ledge of the top of main body frame 4 is connected with one group of second flexible limit plate 7, second flexible limit plate 7 be arranged in parallel with main body frame 4, each first flexible limit plate 5 be arranged in parallel with the extending bracket 4 of Joint respectively, each first flexible limit plate 5 is identical with the shape of section to be measured respectively with the shape of the outer ledge of the second flexible limit plate 7.
Design base 1 like this and vertical shaft 2 are the connecting elements measuring support and track flat-bed trailer, are fixed on track flat-bed trailer, till whole surveying work terminates once positioning instant; Main body frame 3 is fixed component, and the size of main body frame 3 is that get the projection lap of each facilities clearance section, the fixing main body frame 3 of processing and fabricating, main body frame 3 is fixed on vertical shaft 2 with the intersection point of base 1 and vertical shaft 2 for reference point; Extending bracket 4 is the part beyond each facilities clearance section removing main body frame 3, often organize extending bracket 4 and comprise multiple extending bracket 4, multiple extending bracket 4 is connected in turn by size on the edge of main body frame 3 side, ascendingly to connect one by one from back to front, wherein minimum extending bracket 4 can be welded on main body frame 3, all the other extending brackets 4 are all hinged with main body frame 3, different extending brackets 4 and main body frame 3 keeping parallelism can be made by upset extending bracket 4, thus select the extending bracket 4 of different section; First flexible limit plate 5 and the second flexible limit plate 7 are flexible member, first flexible limit plate 5 is fixed on extending bracket 4, second flexible limit plate 7 is fixed on main body frame 4, each first flexible limit plate 5 is identical with the shape of section to be measured respectively with the shape of the outer ledge of the second flexible limit plate 7, directly contact with measurement structures during use, as the first flexible limit plate 5 and the second flexible limit plate 7 touch structures, then illustrate that these structures invade facilities clearance, the size of invading limit can be judged according to the size of deflection.It is simple, easy for installation that this facilities clearance measures supporting structure, only just need can complete the replacing of each section support by overturning different extending bracket 4 in measuring process, save time, raise the efficiency, avoid and repeatedly change support and cause base 1 and vertical shaft 2 shift in position and the measuring error that causes.
Embodiment two: composition graphs 1 and Fig. 2 explanation, described in present embodiment, a kind of clearance survey support for subway engineering also comprises one group of auxiliary stand 8, one group of auxiliary stand 8 is hinged with the outer ledge of the top of main body frame 3, one group of auxiliary stand 8 comprises the multiple auxiliary stands 8 set gradually from small to large, multiple auxiliary stand 8 is respectively by rear extremely front hinged with the outer ledge of the upper end of main body frame 3 successively, the outside of each auxiliary stand 8 is connected with a second flexible limit plate 7 respectively, second flexible limit plate 7 is connected with main body frame 3 by auxiliary stand 8.Other composition is identical with embodiment one with connected mode.
Design like this can be selected according to actual needs, during each section of the end face as structures measure-alike, then only need use two groups of extending brackets 4, extending bracket 4 is connected with the outer ledge on the limit, the left and right sides of main body frame 3 respectively, the outer ledge directly affixed second flexible limit plate 7 of the top of main body frame 3, when the size of each section of the end face as structures is different, then use two groups of extending brackets 4 and one group of auxiliary stand 8, extending bracket 4 is connected with the outer ledge on the limit, the left and right sides of main body frame 3 respectively, the outer ledge of auxiliary stand 8 with the top of main body frame 3 is connected, different auxiliary stands 8 and main body frame 3 keeping parallelism can be made by upset auxiliary stand 8, thus select the auxiliary stand 8 of different section, completed the replacing of each section support by the different extending bracket 4 of upset and auxiliary stand 8 in measuring process, complete the measurement to two sides and end face about structures.
Embodiment three: composition graphs 1 and Fig. 2 illustrate, extending bracket 4 described in present embodiment and hinged by one group of hinge 6 between auxiliary stand 8 and main body frame 3.Other composition is identical with embodiment two with connected mode.
Design like this can prevent extending bracket 4 and auxiliary stand 8 from the process of upset, vertically play occurring, and ensures the relative position of extending bracket 4 and auxiliary stand 8 and main body frame 3.
Embodiment four: composition graphs 1 and Fig. 2 illustrate, vertical shaft 2 described in present embodiment and affixed respectively by bolt between base 1 and main body frame 3.Other composition is identical with embodiment one with connected mode.
Vertical shaft 2 and adopting between base 1 and main body frame 3 removably connects by design like this, when needs carry out moving or being damaged, can carry out dismounting separately, change without the need to whole.
Embodiment five: composition graphs 1 and Fig. 2 illustrate, the first flexible limit plate 5 described in present embodiment is first flexible limit plate 5, second flexible limit plates 7 that iron sheet makes is second flexible limit plates 7 that iron sheet makes.Other composition is identical with embodiment one or two with connected mode.
The first flexible limit plate 5 and the second flexible limit plate 7 that design like this adopts iron sheet to make, when the first flexible limit plate 5 and the second flexible limit plate 7 deform, deflection can be accurately measured, thus measure and invade limit size, after measurement, the first flexible limit plate 5 and the second flexible limit plate 7 can be reduced, to continue to use, cost is low, and it is convenient, reusable to measure.
Embodiment six: composition graphs 1 and Fig. 2 illustrate, base 1 described in present embodiment is the base 1 that channel-section steel makes, and vertical shaft 2 is vertical shafts 2 that channel-section steel makes.Other composition is identical with embodiment one with connected mode.
Design like this strengthens the stability of base 1 and vertical shaft 2, ensures the precision measured.
Embodiment seven: composition graphs 1 and Fig. 2 illustrate, the inside of main body frame 3 described in present embodiment is provided with multiple reinforcing cant beam 3-1.Other composition is identical with embodiment one with connected mode.
Design like this can strengthen the stability of main body frame 3, prevents main body frame 3 from deforming and affecting measuring accuracy.
The course of work
1, select track flat-bed trailer parked by flat segments track, install and measure bracket base 1 and vertical shaft 2 in the middle part of flat-bed trailer, adopt total powerstation and level meter to adjust its position and elevation, adjusted position postpone adopts bolt to be fixed on flat-bed trailer by base 1;
2, adopt bolt to be connected with vertical shaft 2 by main body frame 3, check each spot size and connectivity robustness;
3, railcar traction flat-bed trailer slowly travels, specify the first flexible limit plate 5 and the relative position relation between the second flexible limit plate 7 and structures in special messenger's check measurement support, discovery may invade the structures of limit, then slow down slowly close by intercom notice railcar driver, limit size is invaded to determine whether to invade to limit and measure, and accurate recording strictly according to the facts;
4, when measurement is entered interval by station or entered underground cable by elevated line, select corresponding extending bracket 4 and auxiliary stand 8 by switch hinge 6, carried out the conversion of cross dimensions.
Claims (7)
1. the clearance survey support for subway engineering, it is characterized in that: described a kind of clearance survey support for subway engineering comprises base (1), vertical shaft (2), main body frame (3), one group of second flexible limit plate (7), two groups of extending brackets (4) and multiple first flexible limit plate (5), base (1) is affixed with the upper surface of flat-bed trailer, vertical shaft (2) is vertical with base (1) to be arranged, the lower surface of vertical shaft (2) and the middle part of base (1) upper surface affixed, the upper end sidewall of vertical shaft (2) and the middle part of main body frame (3) affixed, the outer ledge on the limit, the left and right sides of main body frame (3) is hinged with one group of extending bracket (4) respectively, often organize extending bracket (4) and comprise the multiple extending brackets (4) set gradually from small to large, multiple extending bracket (4) is respectively by rear extremely front hinged with the edge in an outside of main body frame (3) successively, each extending bracket (4) all can be parallel with main body frame (3), the outside of each extending bracket (4) is connected with a first flexible limit plate (5) respectively, the outer ledge of the top of main body frame (4) is connected with one group of second flexible limit plate (7), second flexible limit plate (7) and main body frame (4) be arranged in parallel, each first flexible limit plate (5) be arranged in parallel with the extending bracket (4) of Joint respectively, each first flexible limit plate (5) is identical with the shape of section to be measured respectively with the shape of the outer ledge of the second flexible limit plate (7).
2. a kind of clearance survey support for subway engineering according to claim 1, it is characterized in that: described a kind of clearance survey support for subway engineering also comprises one group of auxiliary stand (8), one group of auxiliary stand (8) is hinged with the outer ledge of the top of main body frame (3), one group of auxiliary stand (8) comprises the multiple auxiliary stands (8) set gradually from small to large, multiple auxiliary stand (8) is respectively by rear extremely front hinged with the outer ledge of the upper end of main body frame (3) successively, the outside of each auxiliary stand (8) is connected with a second flexible limit plate (7) respectively, second flexible limit plate (7) is connected with main body frame (3) by auxiliary stand (8).
3. a kind of clearance survey support for subway engineering according to claim 2, is characterized in that: described extending bracket (4) and hinged by one group of hinge (6) between auxiliary stand (8) and main body frame (3).
4. a kind of clearance survey support for subway engineering according to claim 1, is characterized in that: described vertical shaft (2) and affixed respectively by bolt between base (1) and main body frame (3).
5. a kind of clearance survey support for subway engineering according to claim 1 or 2, it is characterized in that: described first flexible limit plate (5) is the first flexible limit plate (5) that iron sheet makes, the second flexible limit plate (7) is the second flexible limit plate (7) that iron sheet makes.
6. a kind of clearance survey support for subway engineering according to claim 1, is characterized in that: described base (1) is the base (1) that channel-section steel makes, and vertical shaft (2) is the vertical shaft (2) that channel-section steel makes.
7. a kind of clearance survey support for subway engineering according to claim 1, is characterized in that: the inside of described main body frame (3) is provided with multiple reinforcing cant beam (3-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323874.0U CN204807084U (en) | 2015-05-19 | 2015-05-19 | A boundary limit measurement support for subway engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323874.0U CN204807084U (en) | 2015-05-19 | 2015-05-19 | A boundary limit measurement support for subway engineering |
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| Publication Number | Publication Date |
|---|---|
| CN204807084U true CN204807084U (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520323874.0U Expired - Fee Related CN204807084U (en) | 2015-05-19 | 2015-05-19 | A boundary limit measurement support for subway engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004326A (en) * | 2015-05-19 | 2015-10-28 | 中铁建大桥工程局集团第四工程有限公司 | Demarcation surveying support used for subway projects |
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2015
- 2015-05-19 CN CN201520323874.0U patent/CN204807084U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004326A (en) * | 2015-05-19 | 2015-10-28 | 中铁建大桥工程局集团第四工程有限公司 | Demarcation surveying support used for subway projects |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20210519 |