CN208059765U - A kind of blast hole depth measurement device - Google Patents
A kind of blast hole depth measurement device Download PDFInfo
- Publication number
- CN208059765U CN208059765U CN201820602978.9U CN201820602978U CN208059765U CN 208059765 U CN208059765 U CN 208059765U CN 201820602978 U CN201820602978 U CN 201820602978U CN 208059765 U CN208059765 U CN 208059765U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- sliding block
- hole
- limit
- measuring rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of blast hole depth measurement devices, including handle, fixing piece, sleeve, sliding block, spring, measuring rod and locating part；Handle is mounted at the top of fixing piece；Fixing piece lower part is fixedly connected with sleeve；Scale value is arranged in sleeve periphery, also, the scale value of sleeve bottommost is zero；Sleeve inner is slidably installed sliding block, sleeve, sliding block central axes overlap setting so that sliding block slide in sleeve inner and above and below along central axes rotation；Spring is set between sliding block top and sleeve inside top；Limit protrusion is arranged in sliding block periphery；Strip-shaped hole is arranged in sleeve surface and limit hole, strip-shaped hole are vertically arranged, and limit hole is horizontally disposed, and limit hole intersects with strip-shaped hole；Sleeve bottom inner circumferential is threadedly coupled locating part, and pilot hole is arranged in the middle part of locating part, and measuring rod bottom passes through pilot hole；It is fixed on sliding block bottom surface at the top of measuring rod.It is accurate that the present embodiment measures, and facilitates reading, and measurement efficiency is high, improves working efficiency.
Description
Technical field
The utility model is related to measuring apparatus field more particularly to a kind of blast hole depth measurement devices.
Background technology
Explosion is widely used in the various aspects such as mining, water conservancy, highway, railway, urban construction, and demolition effect directly affects work
Cheng Jindu and engineering cost；
It before explosion, typically needs to bore many blast holes on bursting work face, be packed into this some holes appropriate fried
Medicine, you can implement explosion.In bursting work often because blast hole is too deep or it is too shallow due to influence demolition effect；Hole depth in existing equipment
Measuring device measures inaccurately, and it is inconvenient that measuring device is fixed, and in massif explosion, increases the burden of surveyor, reduces
Blasting efficiency.
Utility model content
To solve technical problem present in background technology, the utility model proposes a kind of blast hole depth measurement device,
It is accurate to measure, and facilitates reading, and measurement efficiency is high, improves working efficiency.
The utility model proposes a kind of blast hole depth measurement device, including handle, fixing piece, sleeve, sliding block, bullet
Spring, measuring rod and locating part；
Handle is mounted at the top of fixing piece；Fixing piece lower part is fixedly connected with sleeve；Scale value is arranged in sleeve periphery, also,
The scale value of sleeve bottommost is zero；
Sleeve inner is slidably installed sliding block, sleeve, sliding block central axes overlap setting so that sliding block in sleeve inner,
Lower slider and along central axes rotate；
Spring is set between sliding block top and sleeve inside top；Limit protrusion is arranged in sliding block periphery；Sleeve surface is arranged
Strip-shaped hole and limit hole, strip-shaped hole are vertically arranged, and limit hole is horizontally disposed, and limit hole intersects with strip-shaped hole, between limit hole
Equidistantly distributed；
In sleeve under sliding mode, limit protrusion is located in strip-shaped hole sliding block；Under sliding block self-locking state, limit protrusion position
In in limit hole；
Sleeve bottom inner circumferential is threadedly coupled locating part, and pilot hole is arranged in the middle part of locating part, and measuring rod bottom passes through pilot hole；
It is fixed on sliding block bottom surface at the top of measuring rod；
In a non-operative state, measuring rod bottom is flushed with sleeve bottom.
Preferably, fixing piece end set connector, detachable installing connecting rods on connector.
Preferably, compass, protractor are installed on connecting rod.
Preferably, the distance between two adjacent limit holes are 10 centimetres.
Preferably, measuring rod bottom is taper.
In the utility model, measuring rod is inserted into blast hole, and according to the quarter in the opening length and sleeve of measuring rod
The reading of angle value, and the length of blast hole is calculated, measure working effect accurate, that measurement efficiency is high to reach.
Description of the drawings
Fig. 1 be the utility model proposes blast hole depth measurement device structural schematic diagram.
Fig. 2 be the utility model proposes blast hole depth measurement device other status diagrams.
Fig. 3 be the utility model proposes blast hole depth measurement device middle sleeve structural schematic diagram.
Fig. 4 be the utility model proposes blast hole depth measurement device in sliding block and measuring rod structural schematic diagram.
Specific implementation mode
As shown in Figs 1-4, Fig. 1 be the utility model proposes blast hole depth measurement device structural schematic diagram, Fig. 2 is
The utility model proposes blast hole depth measurement device other status diagrams, Fig. 3 be the utility model proposes explosion
The structural schematic diagram of hole depth measuring device middle sleeve, Fig. 4 be the utility model proposes blast hole depth measurement device in it is sliding
The structural schematic diagram of block and measuring rod.
Referring to Fig.1-4, the utility model proposes a kind of blast hole depth measurement device, including handle 1, fixing piece 2, set
Cylinder 3, sliding block 4, spring 5, measuring rod 6 and locating part 8；
Handle 1 is mounted on 2 top of fixing piece；2 lower part of fixing piece is fixedly connected with sleeve 3；Scale value 9 is arranged in 3 periphery of sleeve,
Also, the scale value 9 of 3 bottommost of sleeve is zero；
3 internal slide of sleeve installs sliding block 4, the central axes coincidence setting of sleeve 3, sliding block 4, so that sliding block 4 is in sleeve 3
It slides and is rotated along central axes above and below in portion；
Spring 5 is set between 3 inside top of 4 top of sliding block and sleeve；Limit protrusion 41 is arranged in 4 periphery of sliding block；3 table of sleeve
Strip-shaped hole 31 is arranged in face and limit hole 32, strip-shaped hole 31 are vertically arranged, and limit hole 32 is horizontally disposed, and limit hole 32 and strip-shaped hole
31 intersect, equidistantly distributed between limit hole 32；
In sleeve 3 under sliding mode, limit protrusion 41 is located in strip-shaped hole 31 sliding block 4；Under 4 self-locking state of sliding block, limit
Position protrusion 41 is located in limit hole 32；
3 bottom inner circumferential of sleeve is threadedly coupled locating part 8, and pilot hole is arranged in 8 middle part of locating part, and 6 bottom of measuring rod passes through and leads
Xiang Kong；6 top of measuring rod is fixed on 4 bottom surface of sliding block；
In a non-operative state, 6 bottom of measuring rod is flushed with 3 bottom of sleeve.
In the present embodiment, measuring rod 6 is inserted into blast hole, and according on the opening length of measuring rod 6 and sleeve 3
Scale value 9 reading, and calculate the length of blast hole, working effect accurate, that measurement efficiency is high measured to reach.
In the present embodiment, handle 1 facilitates assurance, spring 5 to be conducive to the sliding of sliding block 4, placement, storage convenient for equipment；
Equidistantly distributed between limit hole 32 facilitates reading, is conducive to measure.
In a specific embodiment, 2 end set connector 21 of fixing piece, detachable installing connecting rods 22 on connector 21,
In measurement process, connecting rod 22 has good supporting role.
Further, compass, protractor are installed on connecting rod 22, are convenient for measuring.
Further, the distance between two adjacent limit holes 32 are 10 centimetres, are convenient for the calculating of measured value, increase and survey
Measure range.
Further, 6 bottom of measuring rod is taper, is convenient for the accurate positioning of measuring rod 6.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of blast hole depth measurement device, which is characterized in that including handle (1), fixing piece (2), sleeve (3), sliding block
(4), spring (5), measuring rod (6) and locating part (8)；
Handle (1) is mounted at the top of fixing piece (2)；Fixing piece (2) lower part is fixedly connected with sleeve (3)；The setting of sleeve (3) periphery is carved
Angle value (9), also, the scale value (9) of sleeve (3) bottommost is zero；
Sleeve (3) internal slide installs sliding block (4), the central axes coincidence setting of sleeve (3), sliding block (4), so that sliding block (4) exists
Sleeve (3) is internal to be slided and is rotated along central axes above and below；
Spring (5) is set between sliding block (4) top and sleeve (3) inside top；Limit protrusion (41) is arranged in sliding block (4) periphery；
Sleeve (3) surface setting strip-shaped hole (31) and limit hole (32), strip-shaped hole (31) are vertically arranged, and limit hole (32) is horizontally disposed,
And limit hole (32) intersects with strip-shaped hole (31), equidistantly distributed between limit hole (32)；
Under sleeve (3) interior sliding mode, limit protrusion (41) is located in strip-shaped hole (31) sliding block (4)；Sliding block (4) self-locking state
Under, limit protrusion (41) is located in limit hole (32)；
Sleeve (3) bottom inner circumferential is threadedly coupled locating part (8), pilot hole is arranged in the middle part of locating part (8), measuring rod (6) bottom is worn
Cross pilot hole；It is fixed on sliding block (4) bottom surface at the top of measuring rod (6)；
In a non-operative state, measuring rod (6) bottom is flushed with sleeve (3) bottom.
2. blast hole depth measurement device according to claim 1, which is characterized in that fixing piece (2) end set connects
Head (21), detachable installing connecting rods (22) on connector (21).
3. blast hole depth measurement device according to claim 2, which is characterized in that connecting rod is equipped with guide on (22)
Needle, protractor.
4. blast hole depth measurement device according to claim 1, which is characterized in that two adjacent limit holes (32) it
Between distance be 10 centimetres.
5. blast hole depth measurement device according to claim 1, which is characterized in that measuring rod (6) bottom is taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820602978.9U CN208059765U (en) | 2018-04-25 | 2018-04-25 | A kind of blast hole depth measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820602978.9U CN208059765U (en) | 2018-04-25 | 2018-04-25 | A kind of blast hole depth measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208059765U true CN208059765U (en) | 2018-11-06 |
Family
ID=63982512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820602978.9U Expired - Fee Related CN208059765U (en) | 2018-04-25 | 2018-04-25 | A kind of blast hole depth measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208059765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018131A (en) * | 2021-10-27 | 2022-02-08 | 共享装备股份有限公司 | Counter bore hole depth measuring device |
-
2018
- 2018-04-25 CN CN201820602978.9U patent/CN208059765U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018131A (en) * | 2021-10-27 | 2022-02-08 | 共享装备股份有限公司 | Counter bore hole depth measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181106 Termination date: 20200425 |