CN208606728U - A kind of rock-bolt length measuring instrument - Google Patents
A kind of rock-bolt length measuring instrument Download PDFInfo
- Publication number
- CN208606728U CN208606728U CN201821056330.2U CN201821056330U CN208606728U CN 208606728 U CN208606728 U CN 208606728U CN 201821056330 U CN201821056330 U CN 201821056330U CN 208606728 U CN208606728 U CN 208606728U
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- CN
- China
- Prior art keywords
- set frame
- rock
- measuring instrument
- length measuring
- bolt length
- 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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- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Abstract
The utility model relates to mooring rod technique fields, especially a kind of rock-bolt length measuring instrument, including covering frame, described set frame roof one end is equipped with supersonic generator, the set frame roof other side is equipped with ultrasonic receiver, set frame upper end side is equipped with display screen, the set frame upper end other side is equipped with controller, clamping plate is equipped with by sliding equipment on the inner wall of set frame lower end two sides, the clamping plate opposite exterior lateral sides are hinged with hinge bar, limiting slot is offered on the other two sides inner wall of set frame, the limited block side is hinged with hinge bar, the limited block other side is connected with movable block, the movable block side is arranged in parallel with the fixing seat being fixedly connected with set frame, screw rod is equipped between the bearing and threaded hole, set frame upper end side is fixedly connected with guard box, button cell is placed in the guard box.The utility model increases the range of measurement convenient for measuring to the anchor pole of different-diameter.
Description
Technical field
The utility model relates to mooring rod technique field more particularly to a kind of rock-bolt length measuring instruments.
Background technique
Anchor pole is the most basic component part of roadway support in contemporary coal mine, he is by the surrounding rock consolidation in tunnel one
It rises, makes country rock itself supporting itself.Present anchor pole is applied not only to mine, is also used in engineering technology, side slope, tunnel, dam body
Carry out main body reinforcing.Construction when, need to measure the length of anchor pole, mainly by drawing experimental method, shock wave method and
Supercritical ultrasonics technology, it is now most of to use supercritical ultrasonics technology, ultrasonic wave-coupled is entered into the body of rod, then analyzes audio-frequency stress wave in anchoring body
Reflected phase feature and energy attenuation changing rule in system, supercritical ultrasonics technology have the non-destructive testing that anchor pole may be implemented, but existing
Some ultrasonic measuring devices are not easy to for measuring instrument being fixed on anchor pole, increase the difficulty of measurement, while being not easy to pair
The anchor pole of different-diameter measures.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of rock-bolt length proposed is surveyed
Measure instrument.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of rock-bolt length measuring instrument is designed, including set frame, described set frame roof one end are equipped with supersonic generator, institute
It states the set frame roof other side and ultrasonic receiver is installed, set frame upper end side is equipped with display screen, set frame upper end
The other side is equipped with controller, and the controller is connect by conducting wire with supersonic generator, ultrasonic receiver and display screen,
Clamping plate is equipped with by sliding equipment on the inner wall of set frame lower end two sides, the clamping plate opposite exterior lateral sides are hinged with hinge bar, institute
It states and offers limiting slot on the set other two sides inner wall of frame, sliding is provided with limited block, the limited block side in the limiting slot
It is hinged with hinge bar, the limited block other side is connected with movable block, and threaded hole, the movement are offered on the movable block
Block side is arranged in parallel with the fixing seat being fixedly connected with set frame, and the fixing seat is equipped with bearing, the bearing and threaded hole
Between be equipped with screw rod, set frame upper end side is fixedly connected with guard box, button cell is placed in the guard box, described
Guard box upper end is connected with cover board.
Preferably, set frame upper end is fixedly connected with handle.
Preferably, the sliding equipment includes the slideway being provided on set frame, and the clamping plate both ends are fixedly connected to cunning
Block, the sliding block are slidably arranged in slideway.
Preferably, the relative inner of two clamping plates is equipped with clip tooth.
Preferably, it is fixedly connected with catch net on the inner wall of set frame upper end two sides, and catch net is located at ultrasonic wave
Below device.
The utility model proposes a kind of rock-bolt length measuring instrument, beneficial effect is: by rotating screw rod, convenient for making to press from both sides
Anchor pole is clamped by plate, facilitates and measuring instrument is fixed on anchor pole, keeps measurement process simpler, while being also convenient for difference
The anchor pole of diameter measures, and increases the range of measurement, enhances the practicability of measuring instrument, the design of handle, convenient for survey
Amount instrument is lifted, and the design of catch net plays the role of protection to supersonic generator and ultrasonic receiver, and clip tooth is set
Meter, the fixed effect facilitated gripping by.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of rock-bolt length measuring instrument structural schematic diagram；
Fig. 2 be the utility model proposes a kind of face rock-bolt length measuring instrument A-A cross-sectional view.
In figure: set frame 1, fixing seat 2, slideway 3, controller 4, supersonic generator 5, handle 6, button cell 7, cover board 8,
Guard box 9, ultrasonic receiver 10, display screen 11, clamping plate 12, movable block 13, limited block 14, sliding block 15, limiting slot 16, screw rod
17, threaded hole 18, hinge bar 19, clip tooth 20, catch net 21, bearing 22.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of rock-bolt length measuring instrument, including set frame 1, set 1 upper end of frame are fixedly connected with handle 6, cover frame 1
Roof one end is equipped with supersonic generator 5, and the set 1 roof other side of frame is equipped with ultrasonic receiver 10, covers 1 upper end two sides of frame
Catch net 21 is fixedly connected on inner wall, and catch net 21 is located at 5 lower section of supersonic generator, set 1 upper end side of frame is equipped with
Display screen 11, the set 1 upper end other side of frame are equipped with controller 4, and controller 4 is connect by conducting wire and supersonic generator 5, ultrasonic wave
It receives device 10 and display screen 11 connects, the model AT89S52-24PU of controller 4, ultrasonic wave is issued by supersonic generator 5
Into in anchor pole, when ultrasonic wave returns, ultrasonic receiver 10 receives ultrasonic wave, is carried out by controller 4 to data
Processing analysis, the result of measurement is shown on display screen 11, the design of handle 6, convenient for being lifted to measuring instrument, catch net
21 design when anchor pole being prevented to be inserted into, causes ultrasound convenient for protecting to supersonic generator 5 and ultrasonic receiver 10
Wave producer 5 and ultrasonic receiver 10 damage.
It covers and clamping plate 12 is equipped with by sliding equipment on 1 lower end two sides inner wall of frame, the relative inner of two clamping plates 12 is equipped with
Clip tooth 20, sliding equipment include the slideway 3 being provided on set frame 1, and 12 both ends of clamping plate are fixedly connected to sliding block 15, and sliding block 15 is sliding
Dynamic to be arranged in slideway 3,12 opposite exterior lateral sides of clamping plate are hinged with hinge bar 19, cover and offer limit on the other two sides inner wall of frame 1
Slot 16, the interior sliding of limiting slot 16 are provided with limited block 14, and 14 side of limited block is hinged with hinge bar 19,14 other side of limited block
It is connected with movable block 13, threaded hole 18 is offered on movable block 13,13 side of movable block is arranged in parallel with to be fixedly connected with set frame 1
Fixing seat 2, fixing seat 2 is equipped with bearing 22, screw rod 17 is equipped between bearing 22 and threaded hole 18, and set 1 upper end side of frame is solid
Surely it is connected with guard box 9, button cell 7 is placed in guard box 9, electric device is powered by button cell 7, guard box
9 design plays the role of protection to button cell 7, while being also convenient for replacing button cell 7,9 upper end card of guard box
It is connected to cover board 8,1 set of frame will be covered on anchor pole, then screw rod 17 will be twisted, limited block 14 will be driven to slide in limiting slot 16, made
The tilt angle of hinge bar 19 changes, and drives clamping plate 12 to be slided, is clamped clamping plate 12 by anchor pole, convenient for that will survey
Amount instrument is fixed on anchor pole, keeps the process of measurement simpler, while measurement is fixed in the anchor pole for being also convenient for different-diameter, is increased
The big range of measurement, the design of clip tooth 20 enhance clamping plate 12 to the fixed effect of anchor pole.
When in use, 1 set of frame will be covered on anchor pole, then screw rod 17 will be twisted, will drive limited block 14 in limiting slot 16
Sliding, makes the tilt angle of hinge bar 19 change, and drives clamping plate 12 to be slided, is clamped clamping plate 12 by anchor pole,
By supersonic generator 5 issue ultrasonic wave enter in anchor pole, when ultrasonic wave return when, ultrasonic receiver 10 to ultrasonic wave into
Row receives, and is handled by controller 4 data, the result of measurement is shown on display screen 11.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
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 rock-bolt length measuring instrument, including set frame (1), described set frame (1) roof one end is equipped with supersonic generator
(5), set frame (1) the roof other side is equipped with ultrasonic receiver (10), which is characterized in that set frame (1) upper end one
Side is equipped with display screen (11), and set frame (1) the upper end other side is equipped with controller (4), and the controller (4) passes through conducting wire
It is connect with supersonic generator (5), ultrasonic receiver (10) and display screen (11), on the inner wall of set frame (1) the lower end two sides
Clamping plate (12) are equipped with by sliding equipment, clamping plate (12) opposite exterior lateral sides are hinged with hinge bar (19), and the set frame (1) is another
It is offered on outer two sides inner wall limiting slot (16), sliding is provided with limited block (14), the limited block in the limiting slot (16)
(14) side is hinged with hinge bar (19), and limited block (14) other side is connected with movable block (13), the movable block
(13) it is offered on threaded hole (18), movable block (13) side is arranged in parallel with the fixing seat being fixedly connected with set frame (1)
(2), the fixing seat (2) is equipped with bearing (22), is equipped with screw rod (17) between the bearing (22) and threaded hole (18), described
Set frame (1) upper end side is fixedly connected with guard box (9), is placed with button cell (7), the protection in the guard box (9)
Case (9) upper end is connected with cover board (8).
2. a kind of rock-bolt length measuring instrument according to claim 1, which is characterized in that set frame (1) upper end is fixed to be connected
It is connected to handle (6).
3. a kind of rock-bolt length measuring instrument according to claim 1, which is characterized in that the sliding equipment includes being provided with
The slideway (3) on frame (1) is covered, clamping plate (12) both ends are fixedly connected to sliding block (15), sliding block (15) the sliding setting
In slideway (3).
4. a kind of rock-bolt length measuring instrument according to claim 1, which is characterized in that two clamping plates (12) it is opposite
Inside is equipped with clip tooth (20).
5. a kind of rock-bolt length measuring instrument according to claim 1, which is characterized in that in set frame (1) the upper end two sides
It is fixedly connected on wall catch net (21), and catch net (21) is located at below supersonic generator (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821056330.2U CN208606728U (en) | 2018-07-05 | 2018-07-05 | A kind of rock-bolt length measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821056330.2U CN208606728U (en) | 2018-07-05 | 2018-07-05 | A kind of rock-bolt length measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208606728U true CN208606728U (en) | 2019-03-15 |
Family
ID=65667936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821056330.2U Expired - Fee Related CN208606728U (en) | 2018-07-05 | 2018-07-05 | A kind of rock-bolt length measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208606728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729176A (en) * | 2021-02-05 | 2021-04-30 | 河南理工大学 | Ultrasonic nondestructive testing device for detecting length of anchor rod in different media |
-
2018
- 2018-07-05 CN CN201821056330.2U patent/CN208606728U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729176A (en) * | 2021-02-05 | 2021-04-30 | 河南理工大学 | Ultrasonic nondestructive testing device for detecting length of anchor rod in different media |
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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 |
Granted publication date: 20190315 Termination date: 20190705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |