CN206847568U - Hole depth measurement device - Google Patents
Hole depth measurement device Download PDFInfo
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- CN206847568U CN206847568U CN201720606433.0U CN201720606433U CN206847568U CN 206847568 U CN206847568 U CN 206847568U CN 201720606433 U CN201720606433 U CN 201720606433U CN 206847568 U CN206847568 U CN 206847568U
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- Prior art keywords
- support
- hole depth
- connecting rod
- range finder
- laser range
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- 238000005259 measurement Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 description 4
- 238000005422 blasting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model embodiment discloses a kind of hole depth measurement device, including fixed part and laser range finder, the fixed part includes the first support and second support being oppositely arranged, the first support and the second support are arranged on hole wall along hole depth direction respectively, both the first support and the second support support laser range finder, the laser range finder are parallel with the hole wall.The measurement accuracy and measurement efficiency of hole depth can be improved using the utility model embodiment.
Description
Technical field
The utility model embodiment is related to hole depth field of measuring technique, and in particular to a kind of hole depth measurement device.
Background technology
At present, the metering system for the hole depth that drills is mainly using lining rope measurement and laser range finder measurement.Lining rope measurement side
Method is：Lining rope is manually put into bottom hole, reads the scale on lining rope, then lining rope extraction is come up, this method measurement efficiency is relatively low,
Time length is expended, measurement efficiency is low.And laser range finder direct measurement is used, it is difficult to ensure that the direction of propagation of laser is put down with hole wall
OK so that laser is easily encountered hole wall and returned and the bottom hole that can not go directly, and causes measurement result inaccurate, it is necessary to repeatedly measure, surveys
Amount efficiency is low.
Utility model content
In view of this, the utility model embodiment proposes a kind of hole depth measurement device, to solve above-mentioned technical problem.
The utility model embodiment proposes a kind of hole depth measurement device, and it includes：Fixed part and laser range finder, it is described solid
Determine first support and second support that portion includes being oppositely arranged, the first support and the second support are respectively along hole depth direction
It is arranged on hole wall, both the first support and the second support support the laser range finder, the laser range finder
It is parallel with the hole wall.
Alternatively, the first support includes being used for being arranged in first support bar on the hole wall and extremely along hole depth direction
A few head rod, the first end of the head rod are arranged in the first support bar, the head rod
The second end be used for support the laser range finder.
Alternatively, the second support includes being used for being arranged in second support bar on the hole wall and extremely along hole depth direction
Few second connecting rod, the first end of second connecting rod are arranged in the second support bar, second connecting rod
The second end be used for support the laser range finder.
Alternatively, the fixed part also includes：At least one 3rd support, the 3rd support include being used for along hole depth side
To the 3rd support bar and at least one 3rd connecting rod being arranged on the hole wall, the first end of the 3rd connecting rod is set
On the 3rd support bar, the second end of the 3rd connecting rod is used to support the laser range finder.
Alternatively, the first support bar and the head rod are along hole depth direction slidable connection；Described second
Strut and second connecting rod are along hole depth direction slidable connection, and the 3rd support bar and the 3rd connecting rod are along hole depth
Direction slidable connection.
Alternatively, the first support bar, the second support bar and the 3rd support bar three are provided with guide rail,
The guide rail extends along hole depth direction, the institute of the head rod, second connecting rod and the 3rd connecting rod three
State first end and be provided with sliding block, the sliding block is slidably mounted on the guide rail.
Alternatively, the damper portion for increasing frictional force between the guide rail and the sliding block is provided with the guide rail.
Alternatively, the first support, the second support and the 3rd support three uniformly divide on the hole wall
Cloth.
Alternatively, the quantity of the head rod, second connecting rod and the 3rd connecting rod three is two
Root, two head rods are parallel to each other in the first support and are separately positioned on the two of the laser range finder
Side, two second connecting rods are parallel to each other in the second support and are separately positioned on the two of the laser range finder
Side, two the 3rd connecting rods are parallel to each other on the 3rd support and are separately positioned on the two of the laser range finder
Side.
Alternatively, the fixed part also includes：4th connecting rod, the 4th connecting rod are used to support the laser ranging
Instrument is parallel with the hole wall, and the laser range finder passes through the 4th connecting rod and the institute positioned at the laser range finder both sides
State head rod, second connecting rod connects with the 3rd connecting rod.
The hole depth measurement device that the utility model embodiment provides is measured by the way that laser range finder is arranged on fixed part
The position of laser range finder need not be adjusted during hole depth, laser can ensure that laser straight reaches hole along the direction propagation parallel to hole wall
Bottom, the measurement accuracy and measurement efficiency of hole depth can be improved, effectively avoid in conventional art laser from can not going directly caused by bottom hole and survey
The problem of measuring result inaccuracy, it is ensured that the reliability of data, provide precise information for explosion design, improve blasting quality, reduce
Production cost, and it is simple in construction, it is easy to make and carries.
Brief description of the drawings
Fig. 1 is the structural representation of the hole depth measurement device of the utility model embodiment.
Fig. 2 is the structural representation when fixed part of the hole depth measurement device of the utility model embodiment shrinks.
Structural representation when Fig. 3 is the fixed part stretching, extension of the hole depth measurement device of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the technical solution of the utility model is described in detail.
Embodiment one
Fig. 1 shows the structural representation of the hole depth measurement device of the utility model embodiment, as shown in figure 1, hole depth is surveyed
Amount device includes：Fixed part and laser range finder 6, fixed part include the first support 1 and second support 2 being oppositely arranged, used
When, first support 1 and second support 2 are arranged on hole wall along hole depth direction respectively, both first support 1 and second support 2 branch
Laser range finder 6 is supportted, laser range finder 6 is parallel with hole wall.
The hole depth measurement device that the utility model embodiment provides by laser range finder by being arranged on two of fixed part
On support, two support support laser range finders are parallel with hole wall, and the position of laser range finder need not be adjusted when measuring hole depth, is swashed
Light can ensure that laser straight reaches bottom hole, can improve the measurement accuracy and measurement efficiency of hole depth along the direction propagation parallel to hole wall,
Effectively avoid in conventional art laser can not go directly measurement result inaccuracy caused by bottom hole the problem of, it is ensured that data it is reliable
Property, precise information is provided for explosion design, improves blasting quality, reduces production cost, and it is simple in construction, it is easy to make and takes
Band.
Embodiment two
On the basis of embodiment one, as illustrated in fig. 1, it is preferred that first support 1 includes being used to be arranged in along hole depth direction
First support bar 11 and an at least head rod 12, the first end of head rod 12 on hole wall are arranged on the first support
On bar 11, the second end of head rod 12 is used to support laser range finder 6.
Preferably, second support 2 includes being used for the second support bar 21 and at least one being arranged in along hole depth direction on hole wall
The second connecting rod of root 22, the first end of the second connecting rod 22 are arranged in second support bar 21, the second end of the second connecting rod 22
For supporting laser range finder 6.
In use, by the second support bar 21 of the first support bar 11 of first support 1 and second support 2 along hole depth direction cloth
Put on hole wall, the connecting rod 22 of head rod 12 and second support laser range finder 6 is parallel with hole wall.Debug laser range finder
Started working after 6, the laser that laser range finder 6 is sent is propagated along the direction parallel to hole wall, and bottom hole of going directly back reflection returns laser
Rangefinder 6, so as to draw the depth of drilling.
Embodiment three
On the basis of above-described embodiment two, alternatively, as shown in figure 1, in order to ensure that laser range finder firmly installs, keep away
Exempt from laser range finder run-off the straight in measurement process, it is preferable that fixed part also includes at least one 3rd support 3, the 3rd support 3
Including the 3rd support bar 31 and at least one 3rd connecting rod 32 for being arranged in along hole depth direction on hole wall, at least one
The first end of three connecting rods 32 is arranged on the 3rd support bar 31, and the second end of at least one 3rd connecting rod 32 is used to support laser
On rangefinder 6.
Preferably, first support 1, second support 2 and the three of the 3rd support 3 are uniformly distributed on hole wall, it is ensured that three
Support force is impartial, avoids one of support force excessive and damages, improves the service life of fixed part.In the present embodiment
In, the first support bar 11 of first support and at least a head rod 12 is distributed in the first plane, second support 2
Second support bar 21 and at least second connecting rod 22 is distributed in the second plane, the 3rd support bar 31 of the 3rd support 3
Be distributed in at least one 3rd connecting rod 32 in the 3rd plane, the first plane and the second plane are 120 °, the first plane and
The angle of 3rd plane is 120 °.
Further, first support bar 11 and head rod 12 are along hole depth direction slidable connection；Second support bar 21
With the second connecting rod 22 along hole depth direction slidable connection, the 3rd support bar 31 and the 3rd connecting rod 32 along hole depth direction slidably
Connection.In the present embodiment, first support bar 11, second support bar 21 and the three of the 3rd support bar 31 are provided with guide rail 7, lead
Rail 7 extends along hole depth direction, and the first end of head rod 12, the second connecting rod 22 and the three of the 3rd connecting rod 32 is provided with
Sliding block, sliding block are slidably mounted on guide rail 7.Slided by sliding block on guide rail 7, adjust three support bars and laser ranging
The spacing of instrument 6, so as to realize the measurement of the hole depth of different pore size size.
As shown in Fig. 2 during measurement hole depth, each support bar is moved inward, each sliding block moves up along guide rail 7, laser range finder 6
Reduce with the spacing of each support bar, fixed part is shunk.After hole depth measurement device after contraction is put into drilling, then it is moved out
Each support bar is moved, each sliding block moves down along guide rail 7, and the spacing of laser range finder 6 and each support bar increases, until by each support
Bar is arranged on hole wall along hole depth direction.As shown in figure 3, when laser range finder 6 works, the laser 8 of transmitting goes directly bottom hole progress
The measurement of hole depth.In the present embodiment, close to the direction of bottom hole for " under ", the direction away from bottom hole for " on ", close to Laser Measuring
The direction of distance meter is " interior ", and the direction away from laser range finder is " outer ".
Example IV
On the basis of embodiment three, alternatively, it is provided with guide rail 7 for increasing frictional force between guide rail 7 and sliding block
Damper portion, to avoid laser range finder after each support bar is arranged in hole wall from continuing to move down, improve hole depth measurement the degree of accuracy.Resistance
Buddhist nun portion can be that several are raised, and several raised length directions along guide rail 7 are set, and adjacent protrusion is at a predetermined distance.
It is preferred that as Figure 1-3, in order to avoid laser range finder shifts when each stent collapses and stretching, extension, ensure
Laser is propagated along parallel to hole wall direction all the time, and head rod 12, the second connecting rod 22, the quantity of the 3rd connecting rod 32 are
Two, two head rods 12 are parallel to each other in first support 1 and are separately positioned on the both sides of laser range finder 6, two
Second connecting rod 22 is parallel to each other in second support 2 and is separately positioned on the both sides of laser range finder 6, two the 3rd connecting rods
32 are parallel to each other on the 3rd support 3 and are separately positioned on the both sides of laser range finder 6.
Further, as shown in figure 1, the handling of laser range finder 6, fixed part also include the 4th connecting rod 4 for convenience,
4th connecting rod 4 is used to support laser range finder 6 parallel with hole wall, and laser range finder 6 is by the 4th connecting rod 4 with being located at laser
The head rod 12 of the both sides of rangefinder 6, the second connecting rod 22 and the 3rd connecting rod 32 connect.
More than, the technical solution of the utility model is described in detail in conjunction with specific embodiments, described is specific
Embodiment is used to help understand thought of the present utility model.Those skilled in the art are on the basis of the utility model specific embodiment
On the derivation made and modification fall within scope of protection of the utility model.
Claims (10)
- A kind of 1. hole depth measurement device, it is characterised in that including：Fixed part and laser range finder, the fixed part include relative The first support and second support of setting, the first support and the second support are arranged in hole wall along hole depth direction respectively On, both the first support and the second support support the laser range finder, the laser range finder and the hole wall It is parallel.
- 2. hole depth measurement device as claimed in claim 1, it is characterised in that the first support includes being used for along hole depth direction The first support bar being arranged on the hole wall and at least one head rod, the first end of the head rod are arranged on In the first support bar, the second end of the head rod is used to support the laser range finder.
- 3. hole depth measurement device as claimed in claim 2, it is characterised in that the second support includes being used for along hole depth direction The second support bar and at least one second connecting rod being arranged on the hole wall, the first end of second connecting rod are arranged on In the second support bar, the second end of second connecting rod is used to support the laser range finder.
- 4. hole depth measurement device as claimed in claim 3, it is characterised in that the fixed part also includes：At least one 3rd Support, the 3rd support include being used for the 3rd support bar and at least one 3rd being arranged in along hole depth direction on the hole wall Connecting rod, the first end of the 3rd connecting rod are arranged on the 3rd support bar, and the second end of the 3rd connecting rod is used In the support laser range finder.
- 5. hole depth measurement device as claimed in claim 4, it is characterised in that the first support bar and the head rod Along hole depth direction slidable connection；The second support bar and second connecting rod are described along hole depth direction slidable connection 3rd support bar and the 3rd connecting rod are along hole depth direction slidable connection.
- 6. hole depth measurement device as claimed in claim 5, it is characterised in that the first support bar, the second support bar Guide rail is provided with the 3rd support bar three, and the guide rail extends along hole depth direction, the head rod, described the Two connecting rods and the first end of the 3rd connecting rod three are provided with sliding block, and the sliding block is slidably mounted in institute State on guide rail.
- 7. hole depth measurement device as claimed in claim 6, it is characterised in that be provided with the guide rail for increasing described lead The damper portion of frictional force between rail and the sliding block.
- 8. the hole depth measurement device as described in any one of claim 4 to 7, it is characterised in that the first support, described second Support and the 3rd support three are uniformly distributed on the hole wall.
- 9. the hole depth measurement device as described in any one of claim 4 to 7, it is characterised in that the head rod, described Two connecting rods and the quantity of the 3rd connecting rod three are two, and two head rods are in the first support It is parallel to each other and is separately positioned on the both sides of the laser range finder, two second connecting rod phases in the second support It is mutually parallel and be separately positioned on the both sides of the laser range finder, two the 3rd connecting rods on the 3rd support mutually Both sides that are parallel and being separately positioned on the laser range finder.
- 10. hole depth measurement device as claimed in claim 9, it is characterised in that the fixed part also includes：4th connecting rod, 4th connecting rod is used to support the laser range finder parallel with the hole wall, and the laser range finder passes through the described 4th Connecting rod and the head rod, second connecting rod and the 3rd connecting rod positioned at the laser range finder both sides Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720606433.0U CN206847568U (en) | 2017-05-27 | 2017-05-27 | Hole depth measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720606433.0U CN206847568U (en) | 2017-05-27 | 2017-05-27 | Hole depth measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206847568U true CN206847568U (en) | 2018-01-05 |
Family
ID=60797747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720606433.0U Active CN206847568U (en) | 2017-05-27 | 2017-05-27 | Hole depth measurement device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206847568U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871227A (en) * | 2018-09-07 | 2018-11-23 | 北方***科技有限公司 | A kind of hand-held blast hole depth measuring device |
| CN116752956A (en) * | 2023-06-15 | 2023-09-15 | 上海勘测设计研究院有限公司 | Drilling depth measuring device and method in core drilling |
-
2017
- 2017-05-27 CN CN201720606433.0U patent/CN206847568U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871227A (en) * | 2018-09-07 | 2018-11-23 | 北方***科技有限公司 | A kind of hand-held blast hole depth measuring device |
| CN108871227B (en) * | 2018-09-07 | 2024-05-28 | 北方***科技有限公司 | Handheld blast hole depth measuring device |
| CN116752956A (en) * | 2023-06-15 | 2023-09-15 | 上海勘测设计研究院有限公司 | Drilling depth measuring device and method in core drilling |
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