CN110006581A - A kind of freely adjustable rod-type pressure sensor fixation device and fixing means - Google Patents
A kind of freely adjustable rod-type pressure sensor fixation device and fixing means Download PDFInfo
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- CN110006581A CN110006581A CN201910353727.0A CN201910353727A CN110006581A CN 110006581 A CN110006581 A CN 110006581A CN 201910353727 A CN201910353727 A CN 201910353727A CN 110006581 A CN110006581 A CN 110006581A
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- pressure sensor
- type pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
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Abstract
The invention discloses a kind of fixed device of freely adjustable rod-type pressure sensor and fixing means, belong to explosive field airblast overpressure field of measuring technique, it solves to cannot achieve sensor in the prior art and at an arbitrary position, on arbitrary orientation quickly adjust and fix, be directed toward position and be not allowed, be not fixed firmly defect with inefficiency.Apparatus of the present invention include pitching swivel head, rotate horizontally seat and height device, and fixed device is used for the fixation of rod-type pressure sensor any direction and position.The fixation of apparatus of the present invention suitable for explosion test ground rod-type pressure sensor.
Description
Technical field
The invention belongs to explosive field airblast overpressure field of measuring technique, more particularly to a kind of freely adjustable
The fixed device of rod-type pressure sensor and fixing means.
Background technique
When measuring explosive field air-impingement wave pressure, pressure sensor need to be used, wherein rod-type pressure sensor (such as penholder
Formula pressure sensor, patty pressure sensor) it is the sensors for testing incident blast wave pressure in air, this kind of sensing
Device need to install certain altitude from the ground, and sensor axis direction be directed toward the quick-fried heart or with the quick-fried heart in the same plane.Due to surveying
Amount place is uneven, and quick-fried heart position is also arranged according to measurement request scene, this is just necessarily required to rod-type pressure sensor can
Quick adjusting position and direction according to field condition, enough strength and stiffness must also be had by fixing device.The country exists at present
Using easy mounting bracket when measuring explosive field airblast overpressure, sensor cannot achieve in any position
It sets, carry out quickly adjusting on arbitrary orientation and fix, can only cause to be directed toward position by changing the adjusting plugged in folder position and carry out freedom degree
Set it is inaccurate, be not fixed firmly defect with inefficiency, to influence the precision of explosive field airblast overpressure test.
For the above problem for solving the fixed device of existing rod-type pressure sensor, being badly in need of one kind can be any in any direction
Position quickly adjusts the Special mounting device of fixed rod-type pressure sensor.
Summary of the invention
In view of the above analysis, the present invention is intended to provide a kind of freely adjustable rod-type pressure sensor is fixed device and is consolidated
Determine method, gives measurement bring negative effect to solve existing rod-type sensor mounting structure.
The purpose of the present invention is mainly achieved through the following technical solutions:
A kind of fixed device of freely adjustable rod-type pressure sensor, including pitching swivel head, horizontal rotation seat and height
Low lifter, fixed device are used for the fixation of rod-type pressure sensor any direction and position；
Height device includes upper tube, down tube and conical surface locking nut, is had on the upper end of conical surface locking nut and down tube
The mutually matched conical surface and screw thread, upper tube pass through in the through-hole insertion down tube at conical surface locking nut center；
Seat is rotated horizontally to be mounted on the upper end of upper tube and can rotate around the axis of upper tube；
Pitching swivel head be mounted on rotate horizontally seat on, pitching swivel head lower end be it is arc-shaped, for pitching swivel head with
The change of horizontal plane angle；Pitching swivel head upper end is rectangular configuration, and rectangular configuration upper end is provided with mounting hole, and mounting hole is used for
Rod-type pressure sensor is installed；The central axis of mounting hole is parallel with rectangular configuration upper surface, and rectangular configuration upper surface is provided with
The jackscrew of mounting hole is passed to, jackscrew is for fixing rod-type pressure sensor.
Further, the setting of pitching swivel head lower end is fluted, and arc-shaped center location is provided with first through hole.
Further, rotating horizontally seat upper end is boss, and lower end is column spinner；It is provided on boss and first through hole phase
The second through-hole matched, boss are mounted in the groove of pitching swivel head lower end setting, and fixing screws pass through first through hole and second
Through-hole will rotate horizontally seat and be fixed with pitching swivel head.
Further, boss top is arc-shaped, and the depth of groove is equal with boss height.
It further, further include locking unit, locking unit rotates horizontally seat for fixed；It further include being arranged in sensor
Sensor insulation sleeve between pitching swivel head.
Further, cable through-hole is offered on column spinner, top tube and down tube are hollow pipe, cable through-hole with it is upper
Pipe, down tube form the channel of a rod-type pressure sensor external cable.
Further, cable through-hole angle with horizontal plane is 45 °.
It further, further include support, support is provided centrally with fixing pipe, and the lower end of down tube is inserted into fixing pipe, will be consolidated
Determine nut and fixing pipe lower end is threaded to by the screw thread of down tube lower end, fixture nut outer diameter is greater than fixed bore, and fixture nut is used
In preventing air-shock wave from down tube is gone out fixing pipe；
The leg end portions of support are provided with fixation hole, and fixing piece is fixed on the ground support by fixation hole；
The upper end of down tube is evenly equipped with 6 straight troughs, and the tapered portion lower end of down tube is provided with annular groove, straight trough and annular
Groove is for improving conical surface locking nut to the lock ability of upper tube.
A kind of fixing means of the rod-type pressure sensor of the fixed device of freely adjustable rod-type pressure sensor, including
Following steps:
S1. support is fixed on the ground of test site by fixing piece；
S2. pitching swivel head, horizontal rotation seat and height device are assembled, down tube is then inserted into fixing pipe
In, it is fixed with fixture nut；
S3. rod-type sensor is cased in the mounting hole of one end insertion pitching swivel head of insulation sleeve；
S4. the cable of rod-type sensor from rotate horizontally seat on cable through-hole enter upper tube, down tube formed channel in,
Cable is stretched out from the hole of down tube lower end, then again under shallow embedding earth's surface；
S5. it adjusts pitching swivel head, rotate horizontally seat and height device, the axis direction of rod-type sensor is directed toward quick-fried
The heart.
Further, step S5 the following steps are included:
S5-1. it adjusts the height of rod-type sensor: conical surface locking nut being unscrewed, upper tube is adjusted to the height of needs,
Again conical surface locking nut is screwed；
S5-2. rotation rotates horizontally seat, rod-type sensor is threaded in the plane that the quick-fried heart and fixed device are formed；
S5-3. fixing screws are unscrewed, pitching swivel head is adjusted, the axis direction of rod-type sensor is directed toward the quick-fried heart can be complete
At the fixation of rod-type sensor.
Compared with prior art, the present invention is at least able to achieve one of following technical effect:
1) the present invention provides a kind of fixed devices of freely adjustable rod-type pressure sensor, by adjusting pitching rotation
Head rotates horizontally seat and height device, can arbitrarily adjust rod-type pressure sensor mounting height and rod-type pressure sensor axis
The direction of line, the device can be directly mounted at explosive test place, have it is enough can explosion-proof impact strength and stiffness, and to the greatest extent
The interference of shock wave pressure field is reduced, possibly to guarantee the measurement accuracy of rod-type pressure sensor.
2) as long as apparatus of the present invention change the geometric dimension of the sensor installation port of swivel head, or by adjusting jackscrew, originally
The fixed device of the freely adjustable rod-type pressure sensor of invention, is applicable to the rod-type pressure sensor of different model, special
It is not using diameterFor mounting hole, add insulating layer, diameter can be installed securelyRod-type pressure passes
Sensor preferably plays the high advantage of this kind of sensor accuracy.
3) insulating layer being equipped between rod-type pressure sensor and swivel head can be prevented since rod-type pressure-measuring system is more
The ground step voltage that point is grounded and is formed is interfered, and the signal-to-noise ratio of pressure simulation signal is improved.
4) it rotates horizontally on seat and is provided with cable through-hole, formed outside a rod-type pressure sensor with lifting upper tube, down tube
The channel of cable is connect, cable passes through inside stand tube, then again under shallow embedding earth's surface, reduces the fixation device explosion shock wave
Forced area is actually equal to improve the strength and stiffness of fixed device, while also enhancing sensor electromagnetism interference
Ability；
Cable through-hole is at 45 ° with horizontal sextant angle, and cable can change in time with the rotation of pitching swivel head, makes electricity
Cable both will not because of the too vertical rotation to influence pitching swivel head of cable, will not the too small then cable folding of angle too
Greatly, cable can not change in time when pitching swivel head rotates causes cable to be broken.
5) the upper end conical surface of down tube is uniformly provided with six straight troughs of wide 1.5mm, and the conical surface of down tube along generatrix direction
Part lower end is provided with annular groove, keeps the corresponding tube wall of groove slightly thin, makes the conical surface Buffon of upper end be easier to gather, mentions
Lock ability of the conical surface locking nut of high height device to lifting upper tube.
6) main component that the fixation device is made is made of aluminium alloy, stainless steel or ordinary carbon steel surface plastic spraying,
Not only there are enough strength and stiffness, also has good corrosion resistance energy in various atmospheric environments.
7) lifting top tube and down tube are about by outer diameterThe steel material that wall thickness is about 1.5mm is made, and adopts
Fixed device is securely fixed on ground with triangle or quadrangle support with the spike of 250mm, have sufficiently high intensity and
Rigidity suitable for the rod-type pressure sensor in explosive test place, and ensure that from structure and reduce shock wave pressure field
Interference.
Other features and advantages of the present invention will illustrate in the following description, also, part can become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book and claims.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical appended drawing reference indicates identical component.
Fig. 1 is the fixed device installation diagram of freely adjustable rod-type pressure sensor of the invention；
Fig. 2 is pitching rotating head structure figure；
Fig. 3 is to rotate horizontally holder structure figure；
Fig. 4 is conical surface locking nut structure figure；
Fig. 5 is down tube upper-end structure figure；
Fig. 6 is locking unit structure chart.
Appended drawing reference:
1- rod-type pressure sensor；2- pitching swivel head；3- rotates horizontally seat；4- height device；5- triangular support base；6-
Sensor insulation sleeve；7- upper tube；8- down tube；9- conical surface locking nut；10- fixture nut；11- fixing pipe；12- cable through-hole；
13- spike；14- fixing screws.
Specific embodiment
Below in conjunction with specific embodiment to a kind of fixed device of freely adjustable rod-type pressure sensor and fixing means
It is described in further detail, these embodiments are served only for the purpose for comparing and explaining, the present invention is not limited to these embodiments
In.
A specific embodiment of the invention, as Figure 1-Figure 5, a kind of freely adjustable rod-type pressure sensor are solid
Determine device, including pitching swivel head 2, horizontal rotation seat 3 and height device 4, by adjusting pitching swivel head 2, rotates horizontally
Seat 3 and height device 4, can arbitrarily adjust the finger of 1 axis of 1 mounting height of rod-type pressure sensor and rod-type pressure sensor
To；
Height device 4 includes upper tube 7, down tube 8 and conical surface locking nut 9, the upper end of conical surface locking nut 9 and down tube 8
There are the mutually matched conical surface and screw thread in portion, upper tube 7 passes through in the through-hole insertion down tube 8 at 9 center of conical surface locking nut；Level rotation
Swivel base 3 is mounted on the upper end of upper tube 7 and can rotate around the axis of upper tube 7；
Pitching swivel head 2 be mounted on rotate horizontally seat 3 on, 2 lower end of pitching swivel head be it is arc-shaped, be used for pitching swivel head
The change of 2 angles with horizontal plane；Upper end is rectangular configuration, and rectangular configuration upper end is provided with mounting hole, and mounting hole is used for mounting rod
Formula pressure sensor 1；Mounting hole is axial parallel with rectangular configuration upper surface, and rectangular configuration upper surface, which is provided with, passes to mounting hole
Jackscrew, two specifications are M4 for fixing rod-type pressure sensor 1.
As long as apparatus of the present invention change the geometric dimension of the sensor installation port of swivel head, or by adjusting jackscrew, this hair
The fixed device of bright freely adjustable rod-type pressure sensor 1, is applicable to the rod-type pressure sensor 1 of different model, special
It is not using diameterFor mounting hole, add insulating layer, diameter can be installed securelyRod-type pressure passes
Sensor 1 preferably plays the high advantage of this kind of sensor accuracy.
The setting of 2 lower end of pitching swivel head is fluted, and arc-shaped center location is provided with first through hole.Rotate horizontally seat
3 upper ends are boss, and lower end is column spinner；The second through-hole to match with first through hole is provided on boss, boss, which is mounted on, bows
In the groove for facing upward the setting of 2 lower end of swivel head, fixing screws 14 will rotate horizontally seat 3 and pitching by first through hole and the second through-hole
Swivel head 2 is fixed.First through hole is divided into two parts by groove, and wherein the throughhole portions of side are provided with and fixing screws 14
The screw thread to match.Fixing screws 14 are unscrewed and can be adjusted to angle when needing to adjust pitching swivel head 2, are adjusted to need
The angle wanted is tightened screw 14 again.Column spinner is internally provided with threaded hole, the external screw thread phase with 7 upper end of upper tube
Match.
Boss top be it is arc-shaped, the depth of groove is equal with boss height.It is recessed in the present embodiment as shown in Fig. 2-Fig. 3
The depth and boss height of slot are 30mm.Boss circular arc portion and 2 circular arc portion of pitching swivel head are semicircle, for real
180 ° of rotations of existing pitching swivel head 2；Boss circular arc portion and groove top are tangent, the circular arc portion of pitching swivel head 2 and rotation
Rotary column upper surface is tangent, makes boss that can not only relatively rotate with pitching swivel head 2, but also can provide for pitching swivel head 2
Fixed supporting point, prevents swivel head to be not fixed firmly, the shock wave for generation of exploding brings it about rotation.
Preferably, the fixed device of the present invention further includes locking unit, as shown in fig. 6, locking unit includes retaining ring, locking
Two locking posts are symmetrically set on the inside of ring, rotates horizontally and is symmetrically arranged with two locking holes, locking post on the column spinner of seat 3
Match with locking hole, locking post is mounted in locking hole；Or two tops are symmetrical arranged rotating horizontally 3 column spinner lower end of seat
End is the straight trough of arc, and locking post enters top from straight trough bottom end；Retaining ring one end is opening setting, by choosing to install lock-screw
Retaining ring is tightened, retaining ring tightening locks locking post tightly in upper tube, to be locked in required angle for seat 3 is rotated horizontally
Degree.It will rotate horizontally after seat 3 goes to the angle of needs, and fasten locking unit, be fixed to seat 3 is rotated horizontally, prevent from exploding
When the shock wave that generates bring it about rotation.
Cable through-hole 12 is offered on column spinner, diameter isUpper tube 7 and down tube 8 are hollow pipe,
Cable through-hole 12 and upper tube 7, down tube 8 form the channel of 1 external cable of rod-type pressure sensor.Cable is inside stand tube
Pass through, then again under shallow embedding earth's surface, reduce the fixation device explosion shock wave forced area, is actually equal to improve solid
Determine the strength and stiffness of device, while also enhancing the ability of sensor electromagnetism interference.
Cable through-hole 12 and horizontal sextant angle are at 45 °, and cable can change in time with the rotation of pitching swivel head 2,
Make cable both will not because of the too vertical rotation to influence pitching swivel head 2 of cable, will not the too small then cable of angle it is curved
Folding is too big, and cable can not change in time when pitching swivel head 2 rotates causes cable to be broken.As shown in figure 3, cable through-hole 12 is arranged
Stepped, section diameter of the cable through-hole 12 close to outside are less than cable through-hole 12 close to the part of column spinner threaded hole.
It is rotated in order to facilitate the operation of personnel to seat 3 is rotated horizontally, nicking is provided on the outside of column spinner, for increasing
The frictional force of column spinner.
Apparatus of the present invention further include support 5, can be triangular support base 5 or quadrangle support 5, and 5 center of support has for fixing
The centre bore of down tube 8.In order to improve the fixed effect to down tube 8, fixing pipe 11, fixing pipe 11 are set in 5 central hole of support
Internal diameter and the outer diameter of down tube 8 match, fixing pipe 11 is to be fixedly connected with support 5.Fixing pipe 11 is inserted into the lower end of down tube 8
In, the lower end of I is provided with external screw thread, down tube 8 is fixed with fixture nut 10, in order to improve fixed effect, this reality
Fixture nut 10 in example is applied to form using two same M28 nuts.10 outer diameter of fixture nut is greater than 11 internal diameter of fixing pipe,
Fixture nut 10 is for preventing air-shock wave from down tube is gone out fixing pipe.The leg end portions of support 5 are provided with fixation hole, spike 13
Support 5 is fixed on the ground by fixation hole.
The ground step voltage interference formed in order to prevent due to rod-type pressure-measuring system multipoint earthing, improves pressure
Sensor insulation sleeve 6 is arranged in the signal-to-noise ratio of power analog signal between sensor and pitching swivel head 2, for carrying out to the two
Insulation.Sensor insulation sleeve 6 in the present embodiment is rubber material.
The upper end of down tube 8 is uniformly provided with six straight troughs of wide 1.5mm, and the tapered portion lower end of down tube 8 is provided with ring
Connected in star keeps the corresponding tube wall of groove slightly thin, makes the conical surface Buffon of upper end be easier to gather, for improving the lifter conical surface
Lock ability of the locking nut 9 to upper tube 7.
Installation hole depth 30mm on pitching swivel head 2, prevents pressure sensor from falling, circular arc portion on pitching swivel head 2
Radius is 20mm, and the radius of first through hole and the second through-hole is 5mm, and the bolt of through-hole and M10 match.
Pitching swivel head 2, horizontal rotation seat 3 are made of aluminium alloy or stainless steel, and support 5 is sprayed using stainless steel or surface
The ordinary carbon steel of modeling is made, and not only has enough strength and stiffness, also has good corrosion resistance in various atmospheric environments
Energy.
Upper tube 7 and down tube 8 are about by outer diameterThe steel material that wall thickness is about 1.5mm is made, using three
Fixed device is securely fixed on ground by angle or quadrangle support 5 with the spike 13 of 250mm, with sufficiently high intensity and just
Degree suitable for the rod-type pressure sensor 1 in explosive test place, and ensure that from structure and reduce the dry of shock wave pressure field
It disturbs.
A height of 1.5~the 2.0m of center line of the mounting hole of rod-type pressure sensor 1 on pitching swivel head 2.
The present invention provides a kind of fixed devices of freely adjustable rod-type pressure sensor 1, by adjusting pitching rotation
First 2, seat 3 and height device 4 are rotated horizontally, 1 mounting height of rod-type pressure sensor and rod-type pressure sensing can be arbitrarily adjusted
The direction of 1 axis of device, the device can be directly mounted at explosive test place, have it is enough can explosion-proof impact intensity and just
Degree, and it is reduced as far as the interference of shock wave pressure field, to guarantee the measurement accuracy of rod-type pressure sensor 1.The present invention
Device installation, disassembly are easy, occupy little space, storage and conveniently moving, can quickly adjust rod-type sensor to any angle with
Highly, efficiency when measurement explosive field air-impingement wave pressure is improved.
The invention also discloses a kind of rod-type pressure sensors of the fixed device of freely adjustable rod-type pressure sensor
Fixing means, comprising the following steps:
S1. support 5 is fixed on the ground of test site by spike 13；
S2. pitching swivel head 2, horizontal rotation seat 3 and height device 4 are assembled, then down tube 8 is inserted into and is fixed
In pipe 11, it is fixed with fixture nut 10；
S3. rod-type pressure sensor 1 is cased in the mounting hole of one end insertion pitching swivel head 2 of insulation sleeve 6；Screw top
Silk, rod-type pressure sensor 1 is fixed；
S4. the cable of rod-type pressure sensor 1 enters upper tube 7,8 shape of down tube from the cable through-hole 12 rotated horizontally on seat 3
At channel in, cable is stretched out from the hole of 8 lower end of down tube, then again under shallow embedding earth's surface；
S5. it adjusts pitching swivel head 2, rotate horizontally seat 3 and height device 4, by the axis side of rod-type pressure sensor 1
To the quick-fried heart of direction.
Step S5 the following steps are included:
S5-1. it adjusts the height of rod-type pressure sensor 1: conical surface locking nut being unscrewed, upper tube 7 is adjusted to needs
Highly, conical surface locking nut 9 is screwed again；
S5-2. rotation rotates horizontally seat 3, rod-type pressure sensor 1 is threaded in the plane that the quick-fried heart and fixed device are formed；
S5-3. fixing screws 14 are unscrewed, pitching swivel head 2 is adjusted, the axis direction of rod-type pressure sensor 1 are directed toward quick-fried
The fixation of rod-type pressure sensor 1 can be completed in the heart.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of fixed device of freely adjustable rod-type pressure sensor, which is characterized in that including pitching swivel head, horizontal rotation
Swivel base and height device, the fixed device are used for the fixation of rod-type pressure sensor any direction and position；
The height device includes upper tube, down tube and conical surface locking nut, the upper end of the conical surface locking nut and down tube
On have the mutually matched conical surface and a screw thread, the upper tube passes through in the through-hole insertion down tube at conical surface locking nut center；
The horizontal rotation seat is mounted on the upper end of upper tube and can rotate around the axis of upper tube；
The pitching swivel head be mounted on rotate horizontally seat on, pitching swivel head lower end be it is arc-shaped, for pitching rotate
The change of head angle with horizontal plane；Pitching swivel head upper end is rectangular configuration, and the rectangular configuration upper end is provided with installation
Hole, the mounting hole is for installing rod-type pressure sensor；The central axis of the mounting hole and the rectangular configuration upper surface
In parallel, the rectangular configuration upper surface is provided with the jackscrew for passing to mounting hole, and the jackscrew is for fixing rod-type pressure sensor.
2. the fixed device of freely adjustable rod-type pressure sensor according to claim 1, which is characterized in that described to bow
It is fluted to face upward the setting of swivel head lower end, the arc-shaped center location is provided with first through hole.
3. the fixed device of freely adjustable rod-type pressure sensor according to claim 2, which is characterized in that the water
Flat rotating seat upper end is boss, and lower end is column spinner；The second through-hole to match with first through hole, institute are provided on the boss
It states boss to be mounted in the groove of pitching swivel head lower end setting, fixing screws pass through first through hole and the second through-hole for water
Flat rotating seat is fixed with pitching swivel head.
4. the fixed device of freely adjustable rod-type pressure sensor according to claim 3, which is characterized in that described convex
Platform top be it is arc-shaped, the depth of the groove is equal with boss height.
5. the fixed device of freely adjustable rod-type pressure sensor according to claim 3, which is characterized in that further include
Locking unit, the locking unit rotate horizontally seat for fixed；It further include being arranged between sensor and pitching swivel head
Sensor insulation sleeve.
6. the fixed device of freely adjustable rod-type pressure sensor according to claim 3, which is characterized in that the rotation
Cable through-hole is offered on rotary column, the top tube and down tube are hollow pipe, and the cable through-hole and upper tube, down tube form one
The channel of a rod-type pressure sensor external cable.
7. the fixed device of freely adjustable rod-type pressure sensor according to claim 6, which is characterized in that the electricity
Cable through-hole angle with horizontal plane is 45 °.
8. the fixed device of freely adjustable rod-type pressure sensor according to claim 1, which is characterized in that further include
Support, the support are provided centrally with fixing pipe, and the lower end of the down tube is inserted into the fixing pipe, and fixture nut is passed through institute
The screw thread for stating down tube lower end is threaded to the fixing pipe lower end, and the fixture nut outer diameter is greater than the fixed bore, described solid
Determine limit of the nut for fixing pipe；
The leg end portions of the support are provided with fixation hole, and fixing piece is fixed on the ground the support by the fixation hole；
The upper end of the down tube is along the circumferential direction evenly equipped with 6 straight troughs, and the tapered portion lower end of the down tube is provided with annular
Groove, the straight trough and annular groove are for improving conical surface locking nut to the lock ability of the upper tube.
9. the rod-type pressure of the fixed device of freely adjustable rod-type pressure sensor according to claim 1-8
The fixing means of sensor, which comprises the following steps:
S1. support is fixed on the ground of test site by fixing piece；
S2. pitching swivel head, horizontal rotation seat and height device are assembled, then down tube is inserted into fixing pipe, used
Fixture nut is fixed；
S3. rod-type sensor is cased in the mounting hole of one end insertion pitching swivel head of insulation sleeve, screws jackscrew, rod-type is passed
Sensor is fixed；
S4. the cable of rod-type sensor from rotate horizontally seat on cable through-hole enter upper tube, down tube formed channel in, cable
It is stretched out from the hole of down tube lower end, then under shallow embedding earth's surface；
S5. it adjusts pitching swivel head, rotate horizontally seat and height device, the axis direction of rod-type sensor is directed toward the quick-fried heart.
10. the rod-type pressure sensor of the fixed device of freely adjustable rod-type pressure sensor according to claim 9
Fixing means, which is characterized in that the step S5 the following steps are included:
S5-1. it adjusts the height of rod-type sensor: conical surface locking nut is unscrewed, upper tube is adjusted to the height of needs, again
Screw conical surface locking nut；
S5-2. rotation rotates horizontally seat, rod-type sensor is threaded in the plane that the quick-fried heart and fixed device are formed；
S5-3. fixing screws are unscrewed, pitching swivel head is adjusted, the axis direction of rod-type sensor, which is directed toward the quick-fried heart, can be completed bar
The fixation of formula sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910353727.0A CN110006581B (en) | 2019-04-28 | 2019-04-28 | Rod type pressure sensor fixing device capable of being freely adjusted and fixing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910353727.0A CN110006581B (en) | 2019-04-28 | 2019-04-28 | Rod type pressure sensor fixing device capable of being freely adjusted and fixing method |
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| Publication Number | Publication Date |
|---|---|
| CN110006581A true CN110006581A (en) | 2019-07-12 |
| CN110006581B CN110006581B (en) | 2020-11-06 |
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| CN201910353727.0A Active CN110006581B (en) | 2019-04-28 | 2019-04-28 | Rod type pressure sensor fixing device capable of being freely adjusted and fixing method |
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| CN110006581B (en) | 2020-11-06 |
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