CN111750244A - Contact type leveling fixing device and GNSS equipment composed of same - Google Patents

Contact type leveling fixing device and GNSS equipment composed of same Download PDF

Info

Publication number
CN111750244A
CN111750244A CN202010746782.9A CN202010746782A CN111750244A CN 111750244 A CN111750244 A CN 111750244A CN 202010746782 A CN202010746782 A CN 202010746782A CN 111750244 A CN111750244 A CN 111750244A
Authority
CN
China
Prior art keywords
supporting seat
base
adjusting
housing
connecting 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.)
Pending
Application number
CN202010746782.9A
Other languages
Chinese (zh)
Inventor
庞聪
吴涛
江勇
廖成旺
丁炜
李新星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seismological Bureau Of Hubei Province
Original Assignee
Seismological Bureau Of Hubei Province
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seismological Bureau Of Hubei Province filed Critical Seismological Bureau Of Hubei Province
Priority to CN202010746782.9A priority Critical patent/CN111750244A/en
Publication of CN111750244A publication Critical patent/CN111750244A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • F16M11/24Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13Receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a contact type leveling fixing device and GNSS equipment composed of the same, wherein the contact type leveling fixing device comprises a base, a supporting seat and a plurality of adjusting parts with the same specification, the adjusting parts are installed at the edge of the upper end of the base at intervals, the supporting seat is placed above the base, the upper end face of the supporting seat is a smooth plane, a first stud perpendicular to the upper end face of the supporting seat is convexly arranged in the middle of the upper end of the supporting seat and used for installing a GNSS receiver, a level gauge used for measuring whether the upper end face of the supporting seat is horizontal is installed at the upper end of the supporting seat, the adjusting parts are used for jointly adjusting the supporting seat until the upper end face of the supporting seat is in a horizontal state, a first screw hole is concavely arranged in the middle. So install a plurality of regulating parts in the base upper end, put the supporting seat on a plurality of regulating parts simultaneously, through adjusting a plurality of regulating parts so that the up end of supporting seat is in the horizontality, its leveling is simple and convenient.

Description

Contact type leveling fixing device and GNSS equipment composed of same
Technical Field
The invention belongs to the field of GNSS receiver leveling, and particularly relates to a contact type leveling fixing device and GNSS equipment consisting of the same.
Background
The GNSS receiver fixed base is used as a part of GNSS observation and is commonly used in the fields of earth crust deformation monitoring, engineering construction site fixed point and the like. Traditional GNSS receiver contact leveling fixing device often utilizes level pipe, circle level etc. as the indicator of device leveling to carry out the angle fine setting through the foot spiral of 3 circumference distributions to the base, above-mentioned device has liquid volatile under the high temperature in the indicator, the translucent cover influences observation, the angle fine setting mode is inconvenient, operate consuming time long scheduling problem, and equipment assembly, dismantlement are comparatively inconvenient.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a contact leveling fixing device with simple structure, convenient leveling and simple structure.
In order to achieve the purpose, the technical scheme of the invention is as follows: a contact leveling and fixing device comprises a base, a supporting seat and a plurality of adjusting pieces with the same specification, wherein the adjusting pieces are installed at the edge of the upper end of the base at intervals, the supporting seat is placed above the base, the upper end face of the supporting seat is a smooth plane, a first stud perpendicular to the upper end face of the supporting seat is convexly arranged in the middle of the upper end of the supporting seat and used for installing a GNSS receiver, a level meter used for measuring whether the upper end face of the supporting seat is horizontal is installed at the upper end of the supporting seat, the adjusting pieces are used for adjusting the supporting seat to the upper end face of the supporting seat to be in a horizontal state, a first screw hole is concavely arranged in the middle of the lower end of the base and used for being fixedly connected with a GNSS support.
The beneficial effects of the above technical scheme are that: thus, the plurality of adjusting pieces are arranged at the upper end of the base, the supporting seat is placed on the plurality of adjusting pieces, the upper end face of the supporting seat is in a horizontal state by adjusting the plurality of adjusting pieces, and when the supporting seat is used by external vibration, the supporting seat is shifted above the plurality of adjusting pieces to lose the horizontal state.
In the above technical solution, the adjusting member includes a connecting rod and an ellipsoid, the ellipsoid is provided with a second screw hole penetrating through the ellipsoid along the long axis direction thereof, the outer side wall of one end of the connecting rod is provided with an external thread in threaded fit with the second screw hole, the edge of the upper end of the base is concavely provided with a plurality of third screw holes in one-to-one correspondence with the adjusting member, the third screw holes are matched with the external thread on the connecting rod, the connecting rod penetrates through the second screw hole on the ellipsoid and is in threaded connection with the second screw hole, both ends of the connecting rod penetrate out of the ellipsoid, one end of each connecting rod provided with a thread is in threaded connection with the corresponding third screw hole on the base, the lower end of the supporting seat is concavely provided with a plurality of groove bodies in one-to-one correspondence with the adjusting member, the upper end of each connecting rod extends into the corresponding groove body respectively, and the supporting seat is placed at the upper ends, and adjusting the heights of the ellipsoids on the corresponding connecting rods so as to level the upper end surface of the supporting seat.
The beneficial effects of the above technical scheme are that: the support seat has a simple structure, the upper ends of the ellipsoids are curved surfaces, and the support seat has good smoothness, so that the support seat can generate deviation at the upper ends of the ellipsoids under the condition of slight vibration.
In the technical scheme, the middle part of the upper end of the supporting seat is convexly provided with the boss, and the first stud is arranged at the upper end of the boss.
The beneficial effects of the above technical scheme are that: therefore, when the GNSS receiver is installed on the first stud, the view of the level is not affected.
In the technical scheme, the number of the adjusting pieces is three, and the three adjusting pieces are distributed in a triangular shape.
The beneficial effects of the above technical scheme are that: so make its support nature good, be convenient for simultaneously to the supporting seat carries out the leveling.
In the technical scheme, the gradienters are arranged in a plurality of positions at the edge of the upper end face of the supporting seat and are uniformly distributed at intervals along the circumferential direction of the first stud.
The beneficial effects of the above technical scheme are that: so make its accurate height higher, then can regard the up end of whole supporting seat to be in the level form when a plurality of spirit levels all show the level promptly.
In the technical scheme, the number of the gradienters is three.
The beneficial effects of the above technical scheme are that: so make three spirit levels measure the supporting seat up end and personally submit the triangle-shaped three position whether level that distributes, if three position average level then can regard as the supporting seat up end level.
In the technical scheme, the level comprises a shell, a ball and two springs with the same specification, wherein the shell is a straight-bar-shaped groove with an upward opening, the ball and the two springs are both arranged in the shell, the ball is positioned between the two springs and is respectively connected with one end of each spring, and the other end of each spring is respectively connected with the inner walls of the two ends of the shell.
The beneficial effects of the above technical scheme are that: the structure is simple, and if the two ends of the level gauge are horizontal, the ball is positioned in the middle of the shell in the length direction.
In the technical scheme, the upper end of the shell is further covered with a transparent cover plate, a first marking line vertical to the length direction of the shell is arranged at the middle part of the transparent cover plate corresponding to the length direction of the shell, a second marking line vertical to the length direction of the shell is arranged on the upper end surface of the ball, and the first marking line and the second marking line are located in the same vertical plane when the upper end surface of the supporting seat is horizontal.
The beneficial effects of the above technical scheme are that: so in usable transparent cover plate with ball and the spacing casing of spring, be convenient for observe simultaneously.
In the technical scheme, the shell and the supporting seat are integrally formed.
The beneficial effect of the above technical scheme is that the structure is simple.
The invention also aims to provide the GNSS equipment which has high sensitivity, convenient leveling and simple structure.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a GNSS equipment, includes GNSS support, GNSS receiver and as above contact leveling fixing device, GNSS support upper end specifically with first screw thread fit's second double-screw bolt, and the two threaded connection, GNSS receiver lower extreme has first double-screw bolt thread fit's fourth screw, and the two threaded connection.
The beneficial effects of the above technical scheme are that: its simple structure, sensitivity is high, and the leveling is simple, and external slight vibrations can lead to GNSS receiver and supporting seat to be in a plurality of the regulating part is inclined to the top.
Drawings
Fig. 1 is an elevation view of a contact leveling fixture according to embodiment 1 of the present invention;
fig. 2 is a side view of a contact leveling fixture according to embodiment 1 of the present invention;
fig. 3 is another side view of the contact leveling fixture according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of the structure of the regulating member in example 1 of the present invention;
FIG. 5 is a cross-sectional view of an ellipsoid as described in example 1 of the present invention;
FIG. 6 is a side view of the level in embodiment 1 of the present invention;
fig. 7 is a simplified structural diagram of a GNSS apparatus according to embodiment 2 of the present invention.
In the figure: the device comprises a contact leveling fixing device 1, a base 11, a support 12, a first stud 121, a level 122, a 1221 shell, a 1222 ball, a 1223 spring, a 1224 transparent cover plate, a 123 groove body, a 124 bulge part, a 13 adjusting piece, a 131 connecting rod, a 132 ellipsoid body, a 1321 second screw hole, a 2GNSS support and a 3GNSS receiver.
Detailed Description
The principles and features of this invention are described below in conjunction with the drawings and the embodiments, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
Example 1
As shown in fig. 1-3, the present embodiment provides a contact leveling fixing device, which includes a base 11, a supporting seat 12 and a plurality of adjusting members 13 with the same specification, wherein the plurality of adjusting members 13 are installed at the upper edge of the base 11 at intervals, the supporting seat 12 rests on the base 11, the upper end surface of the supporting seat 12 is a smooth plane, a first stud 121 perpendicular to the upper end surface of the supporting seat 12 is protruded from the middle of the upper end of the supporting seat 12, the first stud 121 is used for installing a GNSS receiver, a level gauge 122 for measuring whether the upper end surface of the supporting seat 12 is horizontal is installed at the upper end of the supporting seat 12, the plurality of adjusting members 13 are used for jointly adjusting the supporting seat 12 to the horizontal state of the upper end surface thereof, a first screw hole 111 is concavely installed in the middle of the lower end of the base 11, the first screw hole 111 is used for fixedly connecting with a bracket of a GNSS receiver, so as to install the, meanwhile, the supporting seat is placed on the plurality of adjusting pieces, the upper end face of the supporting seat is in a horizontal state by adjusting the plurality of adjusting pieces, and when the supporting seat is used by external vibration, the supporting seat is shifted above the plurality of adjusting pieces and loses the horizontal state.
As shown in fig. 3-5, in the above technical solution, the adjusting element 13 includes a connecting rod 131 and an ellipsoid 132, the ellipsoid 132 is provided with a second screw hole 1321 penetrating through the ellipsoid along the long axis direction thereof, the outer sidewall of one end of the connecting rod 131 is convexly provided with an external thread engaged with the second screw hole 1321 (i.e. one end of the connecting rod is provided with an external thread, the other end is a smooth surface, and the diameter of the end provided with the external thread is larger than the diameter of the smooth end, i.e. the diameter of the second screw hole of the ellipsoid is larger than the diameter of the smooth end of the connecting rod), the upper edge of the base 11 is concavely provided with a plurality of third screw holes 112 corresponding to the adjusting element 13 one to one, the third screw holes 112 are engaged with the external thread on the connecting rod 131, the connecting rod 131 passes through the second screw hole 1321 on the ellipsoid 132 and is connected with the screw thread thereof, and both, every the connecting rod 131 establish the screwed one end all with the third screw 112 threaded connection that corresponds on the base 11, the lower extreme of supporting seat 12 is concave be equipped with a plurality of with regulating part 13 one-to-one's cell body 123, every the upper end of connecting rod 131 stretches into respectively and corresponds in the cell body 123, just supporting seat 12 shelves a plurality of the upper end of ellipsoid 132, adjust a plurality of ellipsoid 132 correspond height on the connecting rod 131 in order to with the leveling of supporting seat 12 up end, its simple structure, and the ellipsoid upper end is the curved surface, and its smoothness is good, so make the supporting seat receive under the condition of slight vibrations can be a plurality of the ellipsoid upper end produces the skew.
In the above technical solution, a protruding portion 124 is convexly disposed in the middle of the upper end of the support base 12, and the first stud 121 is disposed at the upper end of the protruding portion 124, so that when the GNSS receiver is mounted on the first stud, the view of the level gauge is not affected.
Wherein, among the above-mentioned technical scheme adjusting part 13 is equipped with threely, and threely adjusting part 13 is triangular distribution, so makes its support nature good, is convenient for simultaneously to the supporting seat carries out the leveling.
Wherein, preferably, the base is a cylinder with an equilateral triangle horizontal section, the upper end and the lower end of the base are smooth planes, further preferably, the supporting seat is a step-shaped structure, the upper end of the supporting seat is a cylinder, the lower end of the supporting seat is a triangular prism with an equilateral triangle section, the axis of the cylinder at the upper end of the supporting seat is superposed with the center of the triangular prism at the lower end of the supporting seat, the upper end surface of the cylinder forms the upper end surface of the supporting seat, the lower end surface of the triangular column forms the lower end surface of the supporting seat, three third screw holes on the base are respectively close to three corners of the base, and similarly, three groove bodies on the lower end surface of the supporting seat are also close to three corners of the triangular column, and the diameter of cell body is greater than the diameter of connecting rod, when the supporting seat was put on three ellipsoid bodies, the upper end of connecting rod was located and corresponds in the cell body and each other do not contact.
Preferably, in the above technical solution, the plurality of levels 122 are disposed at the edge of the upper end surface of the support seat 12 and are uniformly distributed along the first stud 121 at intervals in the circumferential direction, so that the height of the support seat is higher, that is, when the plurality of levels all display a horizontal state, the upper end surface of the entire support seat can be regarded as being horizontal.
Wherein, it is further preferred that spirit levels 122 is equipped with three among the above-mentioned technical scheme, so make three spirit levels measure whether three positions that the supporting seat up end personally submits triangular distribution are horizontal, if three position is equal level then can regard supporting seat up end level.
Specifically, as shown in fig. 6, in the above technical solution, the level 122 includes a housing 1221, a ball 1222, and two springs 1223 with the same specification, the housing 1221 is a straight groove with an upward opening, the ball 1222 and the two springs 1223 are both placed in the housing 1221, the ball 1222 is located between the two springs 1223 and is connected to one end of each of the two springs 1223, and the other end of each of the two springs 1223 is connected to an inner wall of each of two ends of the housing 1221, so that the structure is simple, and if both ends of the level are horizontal, the ball is located in the middle of the housing in the length direction.
In the above technical solution, the upper end of the housing 1221 is further covered with a transparent cover 1224, a first marking line perpendicular to the length direction of the housing 1221 is disposed at a middle portion of the transparent cover 1224 corresponding to the length direction of the housing 1221, a second marking line perpendicular to the length direction of the housing 1221 is disposed on the upper end surface of the ball 1222, and when the upper end surface of the support seat 12 is horizontal, the first marking line and the second marking line are in the same vertical plane, so that the ball and the spring are limited in the housing by the transparent cover, and observation is facilitated.
Preferably, the protruding portion is cylindrical, is located between the three gradienters, and is coaxially distributed with the cylinder, and further preferably, the length directions of the three shells are not parallel to each other, so that the leveling precision of the shell is higher. Preferably, the three gradienters are respectively close to three corners of the triangular column on the cylinder, and the corresponding bottom edges of the three vertex angles of the triangular column are respectively parallel to the shell close to the vertex angle.
Further preferably, in the above technical solution, the housing 1221 and the support seat 12 are integrally formed.
Example 2
As shown in fig. 7, the present embodiment provides a GNSS apparatus, including a GNSS support 2, a GNSS receiver 3 and the contact leveling fixing device 1 according to embodiment 1, the upper end of the GNSS support 2 is specifically connected to the second screw bolt 21 in threaded fit with the first screw hole 111, and the two are connected in threaded fit, the lower end of the GNSS receiver 3 is provided with the fourth screw hole 31 in threaded fit with the first screw bolt 121, and the two are connected in threaded fit, the structure is simple, the sensitivity is high, and the leveling is simple, and external slight vibration can cause the GNSS receiver and the supporting seat to tilt on a plurality of adjusting members. The GNSS support and the GNSS receiver are both in the prior art, and are not described herein again.
The embodiment is characterized in that the GNSS support 2 and the GNSS receiver 3 are connected through the contact type leveling fixing device, so that the GNSS receiver is more convenient to level, and meanwhile, when the whole device is vibrated to enable the GNSS receiver to be in a non-horizontal state, the contact type leveling fixing device can be leveled again to restore the state. Simultaneously with the supporting seat with adopt the contact connected mode between the regulating part, so make whole GNSS equipment's sensitivity higher, under the effect of external vibrations, the GNSS receiver produces the displacement more easily in order to produce the displacement signal.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The contact type leveling and fixing device is characterized by comprising a base (11), a supporting seat (12) and a plurality of adjusting pieces (13) with the same specification, wherein the plurality of adjusting pieces (13) are installed at the edge of the upper end of the base (11) at intervals, the supporting seat (12) is placed above the base (11), the upper end surface of the supporting seat (12) is a smooth plane, a first stud (121) perpendicular to the upper end surface of the supporting seat (12) is convexly arranged in the middle of the upper end of the supporting seat (12), the first stud (121) is used for installing a GNSS receiver, a level gauge (122) used for measuring whether the upper end surface of the supporting seat (12) is horizontal is installed at the upper end of the supporting seat (12), the plurality of adjusting pieces (13) are used for jointly adjusting the supporting seat (12) until the upper end surface thereof is in a horizontal state, and a first screw hole (111) is concavely arranged in the, the first screw hole (111) is used for being fixedly connected with the GNSS support.
2. The contact type leveling and fixing device according to claim 1, wherein the adjusting member (13) comprises a connecting rod (131) and an ellipsoid body (132), the ellipsoid body (132) is provided with a second screw hole (1321) penetrating through the ellipsoid body along the long axis direction thereof, the outer side wall of one end of the connecting rod (131) is provided with an external thread matched with the second screw hole (1321) in a threaded manner, the upper edge of the base (11) is concavely provided with a plurality of third screw holes (112) corresponding to the adjusting member (13) one by one, the third screw holes (112) are matched with the external thread on the connecting rod (131), the connecting rod (131) passes through the second screw hole (1321) and is in threaded connection with the second screw hole, both ends of the connecting rod (131) penetrate out of the ellipsoid body (132), one end of each connecting rod (131) provided with a thread is in threaded connection with the corresponding third screw hole (112) on the base (11), the lower end of the supporting seat (12) is concavely provided with a plurality of groove bodies (123) which correspond to the adjusting pieces (13) one by one, the upper end of each connecting rod (131) extends into the corresponding groove body (123), the supporting seat (12) is placed at the upper ends of the ellipsoids (132), and the heights of the ellipsoids (132) corresponding to the connecting rods (131) are adjusted so as to level the upper end surface of the supporting seat (12).
3. The contact leveling fixture according to claim 1, wherein a boss (124) is protruded from the middle of the upper end of the support base (12), and the first stud (121) is disposed at the upper end of the boss (124).
4. Contact leveling fixture according to claim 1, characterised in that the number of adjusting members (13) is three and that the three adjusting members (13) are triangularly distributed.
5. Contact leveling fixture according to claim 4, wherein a plurality of levels (122) are provided, and a plurality of levels (122) are provided at the edge of the upper end face of the support base (12) and are evenly distributed along the circumference of the first stud (121) at intervals.
6. Contact leveling fixture according to claim 5, characterized in that the level gauge (122) is provided with three.
7. Contact leveling fixture according to any of claims 1-6, characterised in that the level (122) comprises a housing (1221), a ball (1222) and two uniform sized springs (1223), the housing (1221) is a straight slot with an upward opening, the ball (1222) and the two springs (1223) are both placed in the housing (1221), the ball (1222) is located between the two springs (1223) and is connected to one end of each of the two springs (1223), and the other end of each of the two springs (1223) is connected to the inner wall of each of the two ends of the housing (1221).
8. The contact leveling fixture according to claim 7, wherein the housing (1221) is further covered with a transparent cover plate (1224), the transparent cover plate (1224) is provided with a first mark line perpendicular to the length direction of the housing (1221) at a position corresponding to the middle of the length direction of the housing (1221), the upper end surface of the ball (1222) is provided with a second mark line perpendicular to the length direction of the housing (1221), and when the upper end surface of the support base (12) is horizontal, the first mark line and the second mark line are in the same vertical plane.
9. Contact leveling fixture according to claim 8, characterized in that the housing (1221) is integrated with the support base (12).
10. GNSS equipment, comprising a GNSS support (2), a GNSS receiver (3) and the contact leveling fixture (1) according to any of claims 1-9, wherein the upper end of the GNSS support (2) is in threaded connection with a second threaded stud (21) which is in threaded fit with the first threaded hole (111), and the lower end of the GNSS receiver (3) is provided with a fourth threaded hole (31) which is in threaded fit with the first threaded stud (121).
CN202010746782.9A 2020-07-29 2020-07-29 Contact type leveling fixing device and GNSS equipment composed of same Pending CN111750244A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010746782.9A CN111750244A (en) 2020-07-29 2020-07-29 Contact type leveling fixing device and GNSS equipment composed of same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010746782.9A CN111750244A (en) 2020-07-29 2020-07-29 Contact type leveling fixing device and GNSS equipment composed of same

Publications (1)

Publication Number Publication Date
CN111750244A true CN111750244A (en) 2020-10-09

Family

ID=72712168

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010746782.9A Pending CN111750244A (en) 2020-07-29 2020-07-29 Contact type leveling fixing device and GNSS equipment composed of same

Country Status (1)

Country Link
CN (1) CN111750244A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114637032A (en) * 2022-05-19 2022-06-17 长安大学 Landslide hazard monitoring equipment deployed by unmanned aerial vehicle and self-adaptive fixing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114637032A (en) * 2022-05-19 2022-06-17 长安大学 Landslide hazard monitoring equipment deployed by unmanned aerial vehicle and self-adaptive fixing method thereof

Similar Documents

Publication Publication Date Title
CN206709845U (en) A kind of forced centering pedestal of levelling
CN111750244A (en) Contact type leveling fixing device and GNSS equipment composed of same
CN212298357U (en) Contact type leveling fixing device and GNSS equipment composed of same
CN214066050U (en) Building levelness detection device
CN109780384B (en) Pressure-sensitive digital miniature leveling damping support device
CN216869541U (en) Special gradient measuring device of building engineering
CN212691323U (en) Leveling device and GNSS equipment that constitutes thereof
CN212963309U (en) Measuring device is used in hydraulic engineering construction
CN103063382A (en) Deflection automatic measuring device and measuring method thereof
CN212776561U (en) Engineering cost surveyor's level support
CN202994404U (en) Automatic deflection measurement apparatus
CN216694981U (en) Measuring device for construction
CN211315594U (en) Theodolite base
CN208751425U (en) A kind of large-scale, super-huge conical bearing assembly height measurement device
CN210716678U (en) Tripod for architectural survey of convenient regulation
CN113503866A (en) Geographic information engineering mapping device
CN217765227U (en) Audio sensor fixing device convenient to noise measurement
CN217637371U (en) RTK measuring rod tip trap-proof device
CN213239283U (en) Torque testing device
CN214737441U (en) Steel construction bottom plate hole centering rod levelling device
CN220286850U (en) Total powerstation fixed base
CN111765346A (en) Leveling device and GNSS equipment that constitutes thereof
CN220016614U (en) Geological compass with deployment foot rest
CN219038146U (en) Electronic scale
CN219589677U (en) Slope detector for engineering cost convenient to operation

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination