CN208795116U - The sinking land in coalmining areas is damaged building cracks measuring device - Google Patents
The sinking land in coalmining areas is damaged building cracks measuring device Download PDFInfo
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- CN208795116U CN208795116U CN201821788704.XU CN201821788704U CN208795116U CN 208795116 U CN208795116 U CN 208795116U CN 201821788704 U CN201821788704 U CN 201821788704U CN 208795116 U CN208795116 U CN 208795116U
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- motion bar
- measuring
- measuring device
- fixed link
- fixed
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to build detection apparatus field, it specifically discloses the sinking land in coalmining areas and is damaged building cracks measuring device, including the mutually hinged fixed link in middle part and motion bar, measuring mechanism is connected between fixed link and motion bar, fixed link and motion bar are connected with the adjustable setting of length of one end of measuring mechanism.When the technical program solves measurement building cracks in the prior art, due to the excessive and existing inconvenient problem of the fracture length of measurement.
Description
Technical field
The utility model relates to build detection apparatus field, and in particular to the sinking land in coalmining areas is damaged building cracks measurement dress
It sets.
Background technique
In recent years, with the increase of coal demand, so that the yield of coal mine increases therewith.Due to existing exploitation side
Formula can form the Goaf Area of large area in underground after coal mining still based on underground mining.Now currently, mine roof
Management management method is all subside using the top plate of spontaneous caving method entirely, move overlying rock, the depression of earth's surface large area,
Surface water body is increased by Mine Geological Disasters incidences such as drainage, level of ground water decline, surface subsidence and ground fissures.Coal-mining subsidence
And the surface subsidence in the zone of influence, deformation, a large amount of residential houses can be made by different degrees of damage, Building Deformation, cracking phenomena are tight
Weight.Thus the normal life of enterprise is not only influenced between caused coal mining enterprise and building owner about the dispute of responsibility and reparation
It produces, is more related to the vital interests that house is damaged owner.To ensure the just such dispute of processing of government and law court, guarantee when thing is double
The due interests in side need third party's appraisal organization to carry out about determining coal mining coverage and structure damage grade
Mining damage technical appraisement work.
The existing survey mainly based on the length of building cracks and width index is determined to structure damage grade at present
The method of amount building cracks is usually to utilize tape measure, but when utilization tape measure, operator is needed first to fix tape measure
One end, then tape measure is pulled to measure, and everyone arm length is limited, when the fracture length of measurement is excessive, behaviour
Making personnel can not then complete alone, inconvenient.
Utility model content
The utility model is intended to provide the sinking land in coalmining areas impaired building cracks measuring device, to solve to measure in the prior art
When building cracks, due to the excessive and existing inconvenient problem of the fracture length of measurement.
In order to achieve the above objectives, the technical solution of the utility model is as follows: the sinking land in coalmining areas is damaged building cracks measurement dress
It sets, including the mutually hinged fixed link in middle part and motion bar, measurement is connected between one end of fixed link and one end of motion bar
Mechanism, fixed link and motion bar are connected with the adjustable setting of length of one end of measuring mechanism.
The principle and beneficial effect of the technical program are: fixed link is fixed on the starting point in crack, fixed link and motion bar
Middle part it is mutually hinged, hinge joint two sides and form lever construction, operator adjust hinge joint side (be not provided with survey
Measuring mechanism) fixed link and motion bar between angle, can synchronize realization adjust the hinge joint other side (be provided with fixed machine
Structure) fixed link and motion bar between angle.So that the distance between the end of fixed link and movable boom end occur
Variation, the terminal of the end and crack that make motion bar offset, and split to directly measure directly to measure by measuring mechanism
The distance between the starting point of seam and the terminal in crack, it is not necessary that by fixing manually, operator can complete alone fracture length
Measurement, easy to operate, the adjustable setting of the length of fixed link and motion bar, can be according to the fracture length of actual measurement to fixation
The length of bar and motion bar carries out being to influence to adjust, and use scope is wide.
Further, measuring mechanism includes the measuring cylinder for being fixed in fixed boom end, and measuring cylinder, which is equipped with, to be open, in measuring cylinder
It is rotatably connected to roll shaft, torsional spring is connected between roll shaft and measuring cylinder, coiling has tape on roll shaft, and one end of tape is fixed in roller
On axis, the other end passes through and is open and is connected to the end of motion bar.
Measuring cylinder is for accommodating internal structure, when the distance between the end of fixed link and the end of motion bar increase,
Motion bar will pull tape, so that blade portion falls off from roll shaft and is drawn out along the opening of measuring cylinder, operator can be straight
Connecing the registration that reading tape is drawn out in rear tape can determine the length in crack, and easy to operate, torsional spring is no longer right in motion bar
Tape plays the role of resetting tape, automatically reseting after realizing tape use when applying pulling force.
Further, fixed link is equipped with the regulating mechanism for stretching tape far from one end of measuring mechanism.
Regulating mechanism is used to adjust the angle between fixed link and motion bar, and then adjusts the length that tape is drawn out, behaviour
Facilitate.
Further, regulating mechanism includes several jacks that bottom of fixed is arranged in, and is connected with inserted link in jack, is inserted
Bar is connected with swivel nut far from one end of jack, and swivel nut internal screw thread is connected with screw rod, and screw rod is movably connected in far from one end of swivel nut
On motion bar.
Jack is used to fix the position of inserted link, when needing to adjust the angle between fixed link and motion bar, rotates inserted link,
Inserted link rotation band movable snail sleeve rotates, and swivel nut during rotation can be mobile relative to the screw rod being threadedly coupled therewith, so that screw rod position
Partial-length on the outside of swivel nut changes, so that the corner dimension between fixed link and motion bar changes, reaches
To the purpose of adjusting.When the fracture width of measurement, the mode of fine tuning can be used, i.e., inserted link is inserted into apart from fixed link and work
In the farther away jack of lever hinge joint, the distance of hinge joint to inserted link and hinge joint to measuring cylinder are equidistant at this time;Work as survey
When measuring the length in crack, the mode of coarse adjustment can be used, i.e., inserted link is inserted into the jack that hinge joint is had a contest, at this point, hinge
The distance of contact to inserted link is less than hinge joint to the distance of measuring cylinder, at this point, before screw rod stretches out equal length with respect to swivel nut
It puts, the variable angle between fixed link and motion bar is bigger, and operator can carry out the choosing of inserted link position according to the actual situation
It selects, it is easy to operate.
Further, the top of motion bar axially offers link slot, and connecting hole is equipped on link slot two sidewalls, and screw rod is remote
One end from swivel nut is equipped with radial through-hole, and connecting rod is connected between through-hole and connecting hole.
Through-hole and connecting hole, which have reserved link position for connecting rod, realizes screw rod when connecting rod is inserted into connecting hole and through-hole
With being flexibly connected for motion bar, when the positional relationship between screw rod and swivel nut changes, avoidable screw rod is stuck, and guarantees
Effective use of equipment.
Further, the outer wall of measuring cylinder is connected with strut, and the end of strut is equipped with tip, the fixed link below measuring cylinder
End is equipped with spur.
Strut is used for the position of fixation measuring cylinder, so that measuring cylinder is located at the starting point in crack, guarantees the accuracy of measurement;
The tip of strut ends can ensure that measuring cylinder position fixing-stable;Spur in fixed link plays the role of Auxiliary support, spur
Stablizing for triangle is constituted with strut to support, and is further ensured that the fixed stability of measuring cylinder initial position.
Further, the end sleeve of motion bar is equipped with connection ring, and tape is fixed in connection ring far from one end of roll shaft.
For connecting tape, connection ring is movably connected on motion bar connection ring, can be when stretching tape to tape
Pull-out angle carry out adaptability adjusting, avoid tape occur coiling and influence operator read registration.
Further, the opening of measuring cylinder is connected with guide plate.
The guide plate of opening has guiding role to tape, guarantees that the drawing path of tape is unified.
Detailed description of the invention
Fig. 1 is the schematic diagram that the sinking land in coalmining areas is damaged building cracks measuring device in the utility model embodiment;
Fig. 2 is that the axis of measuring cylinder in Fig. 1 cuts open figure;
Fig. 3 is the enlarged drawing in Fig. 1 at A1.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description include: fixed link 1, motion bar 2, measuring cylinder 3, roll shaft 4, tape 5, jack 6,
Inserted link 7, swivel nut 8, screw rod 9, link slot 10, connecting hole 11, strut 12, spur 13, connection ring 14, guide plate 15, sleeve 16.
Embodiment is substantially as shown in Fig. 1: the sinking land in coalmining areas is damaged building cracks measuring device, including middle part is mutually hinged
Fixed link 1 and motion bar 2, fixed link 1 and motion bar 2 be located at the adjustable setting of length of hinge joint right side, specific knot
Structure are as follows: including first body of rod (fixation) and second body of rod (activity), the end of first body of rod is rotated for fixed link 1 and motion bar 2
It is connected with sleeve 16, is equipped with internal screw thread in sleeve 16, the end thread of second body of rod is connected in sleeve 16, passes through rotation second
The body of rod can make the second body of rod relative sleeve 16 mobile, to realize the adjusting of 1/ motion bar of fixed link, 2 length.The right side of fixed link 1
Measuring mechanism is connected between end and the right part of motion bar 2, the left end of fixed link 1 is equipped with the tune for stretching measuring mechanism
Save mechanism.
The right part of motion bar 2 is arranged with connection ring 14, and measuring mechanism includes the measuring cylinder for being welded on 1 right part of fixed link
3, measuring cylinder 3 is equipped with opening, and opening is welded with guide plate 15, as shown in connection with fig. 2, is rotatably connected to roll shaft in measuring cylinder 3
4, torsional spring is connected between roll shaft 4 and measuring cylinder 3, coiling has tape 5 on roll shaft 4, and one end of tape 5 is fixed on roll shaft 4, is another
One end, which passes through, to be open and is fixed in connection ring 14.The outer wall of measuring cylinder 3 is connected with strut 12, and the end of strut 12 is equipped with point
Head, the end of the fixed link 1 of 3 lower section of measuring cylinder are equipped with spur 13, and strut 12 and spur 13 constitute the support construction of triangle.
Regulating mechanism includes several jacks 6 that 1 bottom of fixed link is arranged in, and inserted link 7, inserted link 7 are connected in jack 6
It can be inserted into jack 6 and opposing receptacle 6 rotate;As shown in connection with fig. 3, inserted link 7 is welded with swivel nut 8, swivel nut far from one end of jack 6
8 internal screw threads are connected with screw rod 9, and screw rod 9 is movably connected on motion bar 2 far from one end of swivel nut 8, the tool of screw rod 9 and motion bar 2
Body connection type are as follows: the top of motion bar 2 axially offers link slot 10, and link slot is equipped with connecting hole 11 on 10 two sidewalls,
Screw rod 9 is equipped with radial through-hole far from one end of swivel nut 8, is connected with connecting rod between through-hole and connecting hole 11.
Specific implementation process is as follows: when the fracture length of measurement is shorter, inserted link 7 is inserted into far from fixation by operator
In the jack 6 of bar 1 and 2 hinge joint of motion bar, while screw rod 9 being placed in the left end of link slot 10, makes through-hole and connecting hole 11 just
Fixation that is right, and 9 position of screw rod will being carried out in connecting rod insertion through-hole and connecting hole 11.
The strut 12 of 3 outer wall of measuring cylinder is resisted against to the starting point in crack to be measured, spur 13 and strut 12 are formed surely at this time
Fixed gusseted plays the role of Auxiliary support measuring cylinder 3.At this point, operator only needs the left end of hand-held fixed link 1, and
Inserted link 7 is rotated, the rotation of inserted link 7 drives the swivel nut 8 of connection fixed thereto to rotate, and swivel nut 8 during rotation can spiral shell therewith relatively
The screw rod 9 of line connection is mobile, and the partial-length for being located at screw rod 9 outside swivel nut 8 increases.Since the position of fixed link 1 is by strut 12
Fixed, screw rod 9 can push the left end of motion bar 2, so that the angle between fixed link 1 and motion bar 2 increases.At this point, according to thick stick
The right end of rod principle, motion bar 2 will will be shifted up, and the right end of motion bar 2 can pull up tape by connection ring 14 during moving up
5, so that 5 part of tape falls off from roll shaft 4 and is drawn out along the opening of measuring cylinder 3, when the right end of motion bar 2 and the end in crack
When point maintains an equal level, stop operating inserted link 7, and the registration that operator can directly read that tape 5 is drawn out in rear tape 5 at this time can be true
Determine the length in crack.
When the fracture length of measurement is longer, inserted link 7 is inserted into close to fixed link 1 and 2 hinge joint of motion bar first
In jack 6, while screw rod 9 being moved right along link slot 10, and with 7 standing screw of inserted link, 9 position.Then rotate fixed link 1/
Second body of rod of motion bar 2 keeps the second body of rod relative sleeve 16 mobile, so that 1/ motion bar of fixed link, 2 length increases.In repetition
Step fixation measuring cylinder 3 is stated, so that measuring cylinder 3 is resisted against the starting point in crack, inserted link 7 is then rotated again, so that 9 phase of screw rod
It is mobile to nut.At this point, due to hinge joint to inserted link 7 distance be less than hinge joint arrive measuring cylinder 3 distance, screw rod 9 relatively
Under the premise of swivel nut 8 stretches out equal length, the variable angle between fixed link 1 and motion bar 2 is bigger, i.e. the right end of motion bar 2
The distance that the right end of relatively fixed bar 1 moves up is bigger, and the length that tape 5 is drawn out is also longer, when motion bar 2 right end with
When the terminal in crack maintains an equal level, stop operating inserted link 7, and operator can directly read tape 5 and be drawn out showing in rear tape 5 at this time
Number can determine the length in crack.
After measurement, inserted link 7 is rotated backward, so that the angle between fixed link 1 and motion bar 2 becomes smaller, fixed link 1
Right end and motion bar 2 right end it is close to each other, at this point, tape 5 under the action of torsional spring again coiling on roll shaft 4, realize
Tape 5 automatically resets.
Above-described is only the embodiments of the present invention, well known specific technical solution and/or characteristic etc. in scheme
Common sense does not describe excessively herein.It should be pointed out that for those skilled in the art, not departing from the utility model technology
Under the premise of scheme, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these
It all will not influence the effect and patent practicability of the utility model implementation.This application claims protection scope should be with its right
It is required that content subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (8)
1. the sinking land in coalmining areas is damaged building cracks measuring device, it is characterised in that: including middle part mutually hinged fixed link and work
Lever, is connected with measuring mechanism between one end of fixed link and one end of motion bar, fixed link and motion bar are connected with measuring machine
The adjustable setting of the length of one end of structure.
2. the sinking land in coalmining areas according to claim 1 is damaged building cracks measuring device, it is characterised in that: the measuring machine
Structure includes the measuring cylinder for being fixed in fixed boom end, and measuring cylinder is equipped with opening, is rotatably connected to roll shaft in measuring cylinder, roll shaft with
Torsional spring is connected between measuring cylinder, coiling has tape on roll shaft, and one end of tape is fixed on roll shaft, the other end passes through opening simultaneously
It is connected to the end of motion bar.
3. the sinking land in coalmining areas according to claim 2 is damaged building cracks measuring device, it is characterised in that: the fixed link
One end far from measuring mechanism is equipped with the regulating mechanism for stretching tape.
4. the sinking land in coalmining areas according to claim 3 is damaged building cracks measuring device, it is characterised in that: the adjusting machine
Structure includes several jacks that bottom of fixed is arranged in, and inserted link is connected in jack, and the one end of inserted link far from jack is affixed
There is swivel nut, swivel nut internal screw thread is connected with screw rod, and screw rod is movably connected on motion bar far from one end of swivel nut.
5. the sinking land in coalmining areas according to claim 4 is damaged building cracks measuring device, it is characterised in that: the motion bar
Top axially offer link slot, be equipped with connecting hole on link slot two sidewalls, screw rod is equipped with radial far from one end of swivel nut
Through-hole, connecting rod is connected between through-hole and connecting hole.
6. being damaged building cracks measuring device according to any sinking land in coalmining areas claim 2-5, it is characterised in that: described
The outer wall of measuring cylinder is connected with strut, and the end of strut is equipped with tip, and the end of the fixed link below measuring cylinder is equipped with spur.
7. the sinking land in coalmining areas according to claim 6 is damaged building cracks measuring device, it is characterised in that: the motion bar
End sleeve be equipped with connection ring, tape is fixed in connection ring far from one end of roll shaft.
8. being damaged building cracks measuring device according to any sinking land in coalmining areas claim 2-5, it is characterised in that: described
The opening of measuring cylinder is connected with guide plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821788704.XU CN208795116U (en) | 2018-10-31 | 2018-10-31 | The sinking land in coalmining areas is damaged building cracks measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821788704.XU CN208795116U (en) | 2018-10-31 | 2018-10-31 | The sinking land in coalmining areas is damaged building cracks measuring device |
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CN208795116U true CN208795116U (en) | 2019-04-26 |
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CN201821788704.XU Expired - Fee Related CN208795116U (en) | 2018-10-31 | 2018-10-31 | The sinking land in coalmining areas is damaged building cracks measuring device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110281972A (en) * | 2019-07-09 | 2019-09-27 | 山东钢铁股份有限公司 | Railway track sinking measuring device and its measurement method |
CN114454985A (en) * | 2022-02-10 | 2022-05-10 | 山东省地矿工程集团有限公司 | Collecting device for surface environmental data of goaf |
-
2018
- 2018-10-31 CN CN201821788704.XU patent/CN208795116U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110281972A (en) * | 2019-07-09 | 2019-09-27 | 山东钢铁股份有限公司 | Railway track sinking measuring device and its measurement method |
CN114454985A (en) * | 2022-02-10 | 2022-05-10 | 山东省地矿工程集团有限公司 | Collecting device for surface environmental data of goaf |
CN114454985B (en) * | 2022-02-10 | 2023-10-17 | 山东省地矿工程集团有限公司 | Goaf earth surface environment data acquisition equipment |
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GR01 | Patent grant | ||
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: 20190426 Termination date: 20191031 |