CN208966326U - A kind of elevation angle bolthole drill hole inclination measuring tool - Google Patents
A kind of elevation angle bolthole drill hole inclination measuring tool Download PDFInfo
- Publication number
- CN208966326U CN208966326U CN201821097149.6U CN201821097149U CN208966326U CN 208966326 U CN208966326 U CN 208966326U CN 201821097149 U CN201821097149 U CN 201821097149U CN 208966326 U CN208966326 U CN 208966326U
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- China
- Prior art keywords
- rod
- pointer
- elevation angle
- drill hole
- bolthole
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- 239000006260 foam Substances 0.000 claims abstract description 6
- 229920003266 Leaf® Polymers 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of elevation angle bolthole drill hole inclination measuring tools, including the body of rod for cooperating with bolthole, and be provided with the pointer in the same direction with the body of rod and rotate instrument board around rod end, to constitute a kind of elevation angle bolthole drill hole inclination measuring tool that simplicity is portable；And the gap foam filling inside the body of rod between the pointer, the stability for facilitating pointer shakes pointer not, it is provided with spring leaf expansion structure on the outside of the body of rod again simultaneously, spring leaf is hinged with push jack, push jack is hinged with ring sleeve, ring sleeve is flexibly connected with the body of rod, to adapt to the measurement of different pore size.The beneficial effect of this programme can according to the description of the above program, and structure is simple, and design rationally, easily can carry out accurate drill hole inclination measurement to elevation angle bolthole.
Description
Technical field
The utility model relates to a kind of seepage tunnel construction tools more particularly to a kind of elevation angle bolthole drill hole inclination to survey
Amount tool.
Background technique
In the construction of seepage tunnel construction, prevents the rock of grottoes inner surface from loosening to reinforce the intensity of grottoes, need
Carry out anchor bolt construction operation.In anchor bolt construction operation, the drill hole inclination of bolthole controlled as anchor bolt construction quality one
Item detection project, specification allowable error is generally 2% drillable length, but is temporarily capable of measuring armature boring without one kind in existing market and inclines
The tool of gradient, especially for elevation angle bolthole；It is general during inspection of quality evaluation also to be estimated by range estimation,
There is no a kind of actual measurement tool.
Utility model content
The utility model is to be directed to deficiency of the prior art, and provide a kind of simple structure and reasonable design, very
A kind of elevation angle bolthole drill hole inclination measurement of accurate drill hole inclination measurement can be easily carried out to elevation angle bolthole
Tool.
To achieve the goals above, the utility model provides the body of rod for cooperating with bolthole, and is provided with and bar
Body pointer in the same direction and instrument board is rotated around rod end, inclined to constitute a kind of elevation angle anchor pole hole drilling that simplicity is portable
Natural measurement of tilt tool；And the gap foam filling inside the body of rod between the pointer, the stability for facilitating pointer make
Pointer does not shake, while being provided with spring leaf expansion structure on the outside of the body of rod again, and spring leaf is hinged with push jack, and push jack is hinged with ring
Shape casing, ring sleeve are flexibly connected with the body of rod, to adapt to the measurement of different pore size.
Specifically, the utility model is a kind of elevation angle bolthole drill hole inclination measuring tool, including the body of rod, the body of rod
For cylindrical shape, the two sides of the rod end are provided with longitudinal breach, and the plane of the longitudinal breach coexistence slightly passes through institute at two
The axial line of the body of rod is stated, the longitudinal breach are connected with instrument board；The other end of the body of rod is provided with hand rest, described
Hand rest is provided with pointer, and the axial line that the pointer is parallel to the body of rod passes through the body of rod and is directed toward the instrument board
Scale；Expansion structure is provided on the outside of the body of rod.
Further, the body of rod and the instrument board are provided with location hole, and the location hole is connected with positioning screw,
The positioning screw end is provided with external screw thread and is connected with nut one.
Further, the positioning screw includes bolt head, and the bolt head is connected with thick bar portion, the thick bar portion connection
There is a thin rod part, the thin rod part middle section is provided with plat part, and the width of the plat part is greater than the diameter of the thin rod part but not
Greater than the diameter in the thick bar portion, pointer via hole is arranged in the plat part；Positioned at the plat part backwards to the institute of the bolt head
It states thin rod part and is provided with external screw thread, the instrument board and a side contacts of the plat part backwards to the bolt head, the instrument
Disk is provided with nut two backwards to the side of the plat part.
Further, the gap foam inside the body of rod between the pointer is filled.
Further, the expansion structure includes the baffle ring being fixed on the outside of the body of rod, and the baffle ring is connected with
Several equally distributed spring leafs, the spring leaf are provided with to oblique stretching on the outside of the body of rod, the spring leaf end to described
The arc fold bending of the body of rod, the end of the arc fold bending are hinged with rigid push jack, and the other end of the push jack is hinged with annular sleeve
Pipe, the ring sleeve are close to and are flexibly connected with the body of rod；The both ends of the body of rod are provided with the expansion structure.
Further, the external diameter of rod body is 25mm, length 20cm.
Further, the instrument board uses and is designed as fan dial and cuboid pedestal.
Further, the axial line 2.5mm of the body of rod described in the needle deflection.
When in use, the body of rod is slowly goed deep into bolthole, spring leaf is extruded, and pushes push jack, and push jack pushes annular sleeve again
Pipe slides on the body of rod, so that the body of rod be made to be stuck in hole.It reads when instrument board pedestal is close to drilling orifice, is referred to by pointer
To scale, the bolthole hole is recorded to misalignment angle.
The beneficial effect of this programme can according to the description of the above program, and structure is simple, and design is reasonable, easily
Accurate drill hole inclination measurement can be carried out to elevation angle bolthole.The other end of the body of rod is connected with hand rest, hand rest setting
There is pointer, pointer passes through along the axial line of the body of rod and be directed toward the scale of the instrument board, this solid using the body of rod and pointer
The form of fixed one, allows the body of rod to orient, pointer index is convenient and reliable.The two sides of rod end are provided with longitudinal breach, indulge at two
The plane to coexist to notch slightly offsets from the axial line of the body of rod, and longitudinal breach are connected with instrument board；The body of rod and instrument board are all provided with
It is equipped with location hole, location hole is connected with positioning screw, and positioning screw end is provided with external screw thread and is connected with nut one, instrument board
It can only rotate in notch along longitudinal direction, thus convenient reading.Pointer via hole is arranged in plat part, it is ensured that does not interfere with each other with pointer.Position
Screw rod includes bolt head, and the bolt head is connected with thick bar portion, and thick bar portion is connected with thin rod part, and thin rod part middle section is provided with flat
Flat portion, the width of plat part is greater than the diameter of thin rod part but is not more than the diameter in thick bar portion, so as to make plat part pass through thick bar
Hole on the body of rod in portion enters the inner cavity of the body of rod, while instrument board can be stopped to stablize instrument board.It is filled in the body of rod with foam, really
It protects pointer stabilization not shake, generates error.The body of rod is slowly goed deep into anchor when in use by setting expansion structure on the outside of the body of rod
Rod aperture, spring leaf are extruded, and push push jack, and push jack pushes ring sleeve to slide on the body of rod again, so that it is stuck in the body of rod in hole,
To adapt to different apertures；Expansion structure uses equally distributed spring leaf, the hinged push jack of spring leaf, push jack and hinge eyes
Shape casing keeps the spring leaf of different elasticity consistent with angle after the combined deformation of push jack, to protect due to the presence of casing
The consistent of the axis of the body of rod and the axis of measured hole is demonstrate,proved；Body of rod both ends are respectively provided with expansion structure, with the mode of one line of two o'clock come
The axis of the axis and measured hole that ensure the body of rod is located at straight line.Since anchor rod body is generally diameter in hydroelectric project
22mm, 25mm, 28mm, 32mm are in the majority, and bolthole minimal design need to be greater than diameter 10mm.So this tool body of rod is designed as diameter
25mm, long 20cm.Pointer deviates bottom centre 2.5mm in post, can effectively avoid pointer spatially wrong with instrument board
It opens and is held against.
Detailed description of the invention
Fig. 1 is the structural schematic diagram under the use state of the utility model；
Fig. 2 is the structural schematic diagram removed after air bag of the utility model；
Fig. 3 is the enlarged drawing at the position I of Fig. 1；
Fig. 4 is A-A diagrammatic cross-section of Fig. 2；
Fig. 5 is B-B diagrammatic cross-section of Fig. 2；
In figure, 1, the body of rod；2, baffle ring；3, spring leaf；4, instrument board；5, positioning screw；6, nut one；7, thick bar portion；8,
Thin rod part；9, plat part 9；10, pointer via hole；11, nut two；12, pointer；13, bolthole；14, Dong Bi；15, push jack；16,
Ring sleeve.
Specific embodiment
In order to clarify the technical characteristics of the invention, being illustrated below by specific embodiment to this programme.
As shown in Figs. 1-5, the present embodiment is a kind of elevation angle bolthole drill hole inclination measuring tool, including the body of rod 1, the body of rod
1 is cylindrical shape, and 1 outer diameter of the body of rod is 25mm, length 20cm.Expansion structure is provided on the outside of the body of rod 1, expansion structure includes fixing
Baffle ring 2 on the outside of the body of rod is set, and baffle ring 2 is connected with equally distributed spring leaf 3, and spring leaf 3 is stretched to 1 outside of the body of rod is oblique
Out, 3 end of spring leaf is provided with the arc fold bending to the body of rod 1, and the end of arc fold bending is hinged with rigid push jack 15, push jack 15
The other end is hinged with ring sleeve 16, and ring sleeve 16 is close to and is flexibly connected with the body of rod 1；The both ends of the body of rod 1 are provided with expansion
Open structure.
The two sides of 1 end of the body of rod are provided with longitudinal breach, and the plane that longitudinal breach coexist at two slightly passes through the axle center of the body of rod
Line, longitudinal breach are connected with instrument board 4, and instrument board 4 uses and is designed as fan dial and cuboid pedestal.The body of rod 1
And instrument board 4 is provided with location hole, location hole is connected with positioning screw 5, and 5 end of positioning screw is provided with external screw thread and connects
There is nut 1.Positioning screw 5 includes bolt head, and bolt head is connected with thick bar portion 7, and thick bar portion 7 is connected with thin rod part 8, thin rod part
8 middle sections are provided with plat part 9, and the width of plat part 9 is greater than the diameter of thin rod part 8 but is not more than the diameter in thick bar portion 7, plat part
9 setting pointer via holes 10；The thin rod part 8 of bolt head is provided with external screw thread positioned at plat part 9, instrument board 4 and plat part 9 are carried on the back
To a side contacts of bolt head, instrument board 4 is provided with nut 2 11 backwards to the side of plat part 9.
The other end of the body of rod 1 is provided with hand rest, and hand rest is provided with pointer 12, and pointer 12 deviates the axial line of the body of rod 1
2.5mm, the axial line that pointer 12 is parallel to the body of rod 1 pass through the body of rod 1 and are directed toward the scale of instrument board 4.1 inside of the body of rod and pointer 12
Between gap foam filling.
When in use, the body of rod 1 is slowly goed deep into bolthole 13, spring leaf 3 is extruded, and pushes push jack 15, and push jack 15 pushes away again
Dynamic ring sleeve 16 slides on the body of rod 1, so that the body of rod 1 be made to be stuck in hole.It is read when 4 pedestal of instrument board is close to drilling orifice
Number is directed toward scale by pointer 12, records 13 hole of bolthole to misalignment angle.
Technical characteristic of the utility model without description can realize that details are not described herein by or using the prior art,
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the those of ordinary skill in domain is made in the essential scope of the utility model, also should belong to
The protection scope of the utility model.
Claims (7)
1. a kind of elevation angle bolthole drill hole inclination measuring tool, including the body of rod, which is characterized in that the body of rod is cylindrical shape,
The two sides of the rod end are provided with longitudinal breach, and the plane of the longitudinal breach coexistence slightly passes through the axis of the body of rod at two
Heart line, the longitudinal breach are connected with instrument board；The body of rod and the instrument board are provided with location hole, the positioning
Hole is connected with positioning screw, and the positioning screw end is provided with external screw thread and is connected with nut one；The other end of the body of rod
It is provided with hand rest, the hand rest is provided with pointer, and the axial line that the pointer is parallel to the body of rod passes through the body of rod
And it is directed toward the scale of the instrument board；Expansion structure is provided on the outside of the body of rod.
2. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the positioning
Screw rod includes bolt head, and the bolt head is connected with thick bar portion, and the thick bar portion is connected with thin rod part, and the thin rod part middle section is set
It is equipped with plat part, the width of the plat part is greater than the diameter of the thin rod part but is not more than the diameter in the thick bar portion, described
Pointer via hole is arranged in plat part；The thin rod part positioned at the plat part backwards to the bolt head is provided with external screw thread, described
Instrument board and the plat part are backwards to a side contacts of the bolt head, and the instrument board is backwards to the setting of the side of the plat part
There is nut two.
3. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the body of rod
The internal gap foam filling between the pointer.
4. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the expansion
Structure includes the baffle ring being fixed on the outside of the body of rod, and the baffle ring is connected with several equally distributed spring leafs, described
For spring leaf to oblique stretching on the outside of the body of rod, the spring leaf end is provided with the arc fold bending to the body of rod, the arc folding
Curved end is hinged with rigid push jack, and the other end of the push jack is hinged with ring sleeve, the ring sleeve and the body of rod
It is close to and is flexibly connected；The both ends of the body of rod are provided with the expansion structure.
5. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the body of rod
Outer diameter is 25mm, length 20cm.
6. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the instrument
Disk uses and is designed as fan dial and cuboid pedestal.
7. a kind of elevation angle bolthole drill hole inclination measuring tool according to claim 1, which is characterized in that the pointer
Deviate the axial line 2.5mm of the body of rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821097149.6U CN208966326U (en) | 2018-07-11 | 2018-07-11 | A kind of elevation angle bolthole drill hole inclination measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821097149.6U CN208966326U (en) | 2018-07-11 | 2018-07-11 | A kind of elevation angle bolthole drill hole inclination measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208966326U true CN208966326U (en) | 2019-06-11 |
Family
ID=66748574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821097149.6U Active CN208966326U (en) | 2018-07-11 | 2018-07-11 | A kind of elevation angle bolthole drill hole inclination measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208966326U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109084730A (en) * | 2018-07-11 | 2018-12-25 | 国家电网有限公司 | A kind of elevation angle bolthole drill hole inclination measuring tool |
| CN110497000A (en) * | 2019-09-02 | 2019-11-26 | 立府精密机械有限公司 | Bore angle fast adjuster |
-
2018
- 2018-07-11 CN CN201821097149.6U patent/CN208966326U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109084730A (en) * | 2018-07-11 | 2018-12-25 | 国家电网有限公司 | A kind of elevation angle bolthole drill hole inclination measuring tool |
| CN110497000A (en) * | 2019-09-02 | 2019-11-26 | 立府精密机械有限公司 | Bore angle fast adjuster |
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| GR01 | Patent grant |