CN110553125A - Level gauge supporting device for engineering measurement - Google Patents
Level gauge supporting device for engineering measurement Download PDFInfo
- Publication number
- CN110553125A CN110553125A CN201910683165.6A CN201910683165A CN110553125A CN 110553125 A CN110553125 A CN 110553125A CN 201910683165 A CN201910683165 A CN 201910683165A CN 110553125 A CN110553125 A CN 110553125A
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- Prior art keywords
- rod
- bracing piece
- cavity
- supporting device
- installation base
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- Pending
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
- F16M11/14—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction with ball-joint
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages 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
- F16M11/26—Undercarriages 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 by telescoping, with or without folding
- F16M11/32—Undercarriages for supports with three or more telescoping legs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages 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
- F16M11/26—Undercarriages 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 by telescoping, with or without folding
- F16M11/32—Undercarriages for supports with three or more telescoping legs
- F16M11/36—Members preventing slipping of the feet
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a leveling instrument supporting device for engineering measurement, which is mainly used for solving the problem that a measurer needs to bend down and inconvenient operation when the height of the traditional leveling instrument supporting device is adjusted.
Description
Technical Field
The invention relates to the field of engineering measurement, in particular to a supporting device of a level gauge for engineering measurement.
Background
Construction survey is the indispensable one step in the construction process before the construction, uses more measuring instruments such as spirit level, total powerstation and theodolite during traditional construction survey, wherein the spirit level itself has advantages such as the quality is light, easy operation, therefore the application of spirit level in the measurement is more frequent.
Traditional surveyor's level all installs on measuring the tripod, and traditional tripod is including the mount pad and locate three supporting legs of mount pad lower part and constitute, and the supporting leg of traditional tripod lower part includes a cavity pole and one wears to establish the telescopic link in the cavity of cavity pole and constitutes to be equipped with fastening bolt on the lower part lateral wall of cavity pole, after the telescopic adjustment telescopic link screw fastening bolt and with the telescopic link butt, accomplish this moment and measure preceding to the regulation of measuring the tripod height.
The tradition needs the measuring staff to bend down the lower part to go the fastening bolt on the elasticity tripod supporting leg when measuring the tripod height and adjusting, however the not enough, the construction survey often is in field environment, and often can measure in the measuring region that weeds are bushed, measuring staff is extremely easy by the weeds fish tail health on next door when bending down the lower part, it receives unrecoverable injury to make eyes more likely, consequently, need a strutting arrangement of measuring usefulness, a height that is used for satisfying operating personnel and adjusts measuring strutting arrangement at a suitable and higher height.
Disclosure of Invention
technical problem to be solved
Aiming at the defects of the prior art, the invention provides the leveling instrument supporting device for measurement, which can meet the requirement that a measurer adjusts the height of the measuring instrument at a proper height, so that the measurement requirement under the condition of field weed cluster can be met.
Second, the concrete technical scheme
The realization principle is as follows: the utility model provides a surveyor's level strutting arrangement for engineering survey, all articulates in the supporting leg of this installation base lower part including installation base and three, open at installation base middle part has vertical through-hole, wears to be equipped with one in this through-hole and reciprocates the regulation pole, should adjust pole upper portion lateral wall circumference equidistant three tilt up's leveling rod and equal fixed connection in three these leveling rod bottom, three these leveling rod tops all rotate and connect the mount pad.
The working principle is as follows: before measurement, firstly, the three support legs are rotated to enable the three support legs to form a certain included angle with the mounting base and enable the mounting base to be approximately in a horizontal state, and then the working height of the mounting base is adjusted according to measurement requirements, and the method specifically comprises the following steps: firstly, moving the adjusting rod upwards or downwards to enable the mounting seat above the adjusting rod to be approximately at a working height and fixing the adjusting rod; and then adjusting the three leveling rods to finally enable the mounting base to be in a horizontal state, and at the moment, adjusting the working height of the mounting base before measurement is completed.
The invention has simple structure, and mainly realizes that a measurer can adjust the height of the mounting seat at a proper position, thereby avoiding the operation process that the measurer needs to bend down when the height of the traditional measuring tripod is adjusted.
Preferably, the method comprises the following steps: the side edge of the adjusting rod is provided with a limiting groove which is uniformly distributed and provided with an outward opening along the axial direction, a rotating limiting rod is clamped in the limiting groove, the rotating limiting rod is hinged on a hinged seat, and the hinged seat is fixed on the mounting base.
the limiting groove is formed in the adjusting rod, the rotating limiting rod matched with the limiting groove is arranged on the mounting base, the position of the adjusting rod is limited in a limiting mode, the limiting mode is simple in structure, the operation is quicker and more convenient when the position of the adjusting rod is limited in the limiting mode, the adjusting time of the working height of the mounting base before measurement can be effectively shortened, and the measuring efficiency is effectively improved.
Preferably, the method comprises the following steps: the installation base is provided with a guide hole communicated with the through hole and vertical, a guide rod which vertically moves up and down penetrates through the guide hole, and the guide rod is fixedly connected with the adjusting rod. The guide hole and the guide rod are arranged, so that the phenomenon that the adjusting rod rotates in the up-and-down moving adjusting process of the adjusting rod can be avoided, the height adjusting efficiency of the mounting seat is further improved, and the measuring efficiency is improved.
Preferably, the method comprises the following steps: the leveling rod comprises a cavity rod and a telescopic screw rod arranged in the cavity of the cavity rod, the cavity rod is fixedly connected with the adjusting rod, the inner wall of the cavity rod is provided with threads, the telescopic screw rod is in threaded connection with the cavity rod, the outer end of the telescopic screw rod is fixedly connected with an adjusting ball, and the adjusting ball is arranged in a spherical groove at the lower part of the mounting seat.
The leveling rod is arranged to level the mounting seat, and at the moment, the measurement requirement can be met only by erecting three supporting legs on a measurement field, so that the adaptability to the terrain of the measurement field is stronger; the cavity rod and the telescopic screw rod are arranged, and the mounting seat is leveled in a thread adjusting mode, so that the adjusting process is more accurate; the adjusting ball is arranged in the spherical groove, so that the mounting seat and the telescopic screw rod can rotate relatively in multiple directions, resistance of the mounting seat during adjustment is reduced, and the mounting seat can be conveniently and quickly leveled.
Preferably, the method comprises the following steps: the supporting leg is including first bracing piece and second bracing piece, first bracing piece cavity and this first bracing piece with the installation base is articulated, the second bracing piece is worn to establish in the cavity of first bracing piece, wear to be equipped with the bolt on the lateral wall of first bracing piece upper portion, this bolt with second bracing piece butt.
Set up first bracing piece, second bracing piece, and will the second bracing piece is worn to establish remove the mode of adjusting in the cavity of first bracing piece, mainly be for further cooperation the regulating lever is right the measurement height of mount pad is adjusted, has further enlarged right the adjustment range of mount pad measurement height, through the elasticity the mode elasticity of bolt the adjustment process has been simplified to the second bracing piece, and more convenient operation, and will the bolt sets up the upper portion of first bracing piece, its main objective alleviates the measurement personnel and is adjusting the degree of curvature of bowing lower part during the working height of first bracing piece, second bracing piece makes the adjustment process more comfortable.
Preferably, the method comprises the following steps: and anti-skid rods are arranged at the lower parts of the three second supporting rods. When the measurement is in the ground and is wet and slippery relatively or the ground relative hardening degree is high, the second supporting rod is likely to slide, the sliding can cause the whole level supporting device to collapse and cause the damage of machinery, and the anti-skid rod is arranged to play the following roles: when the second supporting rod slides relative to the ground, the bottom end of the anti-slip rod can be abutted against the ground and supported on the ground, so that the possibility of collapse of the leveling instrument supporting device is avoided, the safety of measuring personnel is ensured, and the possibility of damage of the leveling instrument supporting device is reduced.
The invention has the beneficial effects that:
1. Set up supporting leg, installation base, regulation pole, leveling rod and mount pad, measurement operating personnel can follow a higher position and pass through the regulation pole is right the operating height of mount pad is adjusted, has avoided measurement personnel to bow the regulation action of lower part when adjusting to when measuring in the environment of open-air weeds clump, avoided measurement personnel by the harm of weeds fish tail health, fish tail eyes even, also provide a comparatively comfortable operation height for measurement personnel simultaneously, more have the practicality, more humanized.
2. The adjusting rod is provided with the limiting groove, the mounting base is provided with the rotary limiting rod, the rotary limiting rod is rotated, the outer end of the rotary limiting rod is clamped in the limiting groove, the limiting mode of limiting the adjusting rod can effectively save the time for adjusting the height of the adjusting rod, and the operation is convenient.
3. And the second supporting rod is arranged in the cavity of the first supporting rod in a penetrating mode to adjust the height, so that the adjustment range of the working height of the whole level supporting device is further expanded, and the adaptability is stronger.
4. The anti-slip rod is arranged, so that the possibility that the whole level supporting device collapses is effectively avoided, the safety of measuring personnel is ensured, and the possibility that the level supporting device is damaged can be effectively reduced.
5. The invention has simple structure and convenient operation, mainly avoids the mode of bending down the lower body of a measurer, can be suitable for measuring in more complex terrains in the field environment, ensures the safety of the measurer, provides a more appropriate operation height, has strong applicability and is suitable for popularization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of section B-B of FIG. 1;
Fig. 3 is an enlarged schematic view of a structure in fig. 1.
Description of reference numerals: the device comprises an installation base, 2 through holes, 3 adjusting rods, 4 installation seats, 5 limiting grooves, 6 hinged seats, 7 rotating limiting rods, 8 guide holes, 9 guide rods, 10 cavity rods, 11 telescopic lead screws, 12 adjusting balls, 13 spherical grooves, 14 first supporting rods, 15 second supporting rods, 16 bolts and 17 anti-skid rods.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2: the utility model provides a surveyor's level strutting arrangement for engineering survey, by installation base 1 with locate three supporting legs of this installation base 1 lower part, three the supporting leg all articulate in installation base 1 lower part, 1 middle part of installation base is opened there is vertical through-hole 2, wears to be equipped with one in this through-hole 2 and adjusts pole 3 that reciprocates, install base 1 go up open have with 2 intercommunication and vertical guiding hole 8 of through-hole, wear to be equipped with vertical and the guide bar 9 that reciprocates in this guiding hole 8, this guide bar 9 with adjust 3 fixed connection of pole.
As shown in fig. 3: adjust 3 upper portion lateral wall circumference equidistant three tilt up's of connection leveling pole and equal fixed connection at three these leveling pole bottom, the leveling pole is including cavity pole 10 and locate the flexible lead screw 11 in this cavity pole 10 cavity, this cavity pole 10 with adjust 3 fixed connection of pole and the cavity inner wall of this cavity pole 10 and be equipped with the screw thread, flexible lead screw 11 with cavity pole 10 threaded connection, 11 outer ends fixedly connected with adjusting ball 12 of flexible lead screw, this adjusting ball 12 is located in the spherical groove 13 of mount pad 4 lower parts. The side of the adjusting rod 3 is provided with a limiting groove 5 which is uniformly distributed and provided with an outward opening along the axial direction, a rotating limiting rod 7 is clamped in the limiting groove 5, the rotating limiting rod 7 is hinged on a hinged seat 6, and the hinged seat 6 is fixed on the mounting base 1 and close to the adjusting rod 3.
the supporting leg is including first bracing piece 14 and second bracing piece 15, first bracing piece 14 cavity and this first bracing piece 14 with installation base 1 is articulated, second bracing piece 15 wears to establish in the cavity of first bracing piece 14, wear to be equipped with bolt 16 on the lateral wall of first bracing piece 14 upper portion, this bolt 16 with second bracing piece 15 butt, three the 15 lower parts of second bracing piece all are equipped with anti-skidding pole 17.
The working principle is as follows: before the measurement operation, firstly, the overall lengths of the first support rod 14 and the second support rod 15 are adjusted, and the included angles between the first support rod 14 and the mounting base 1 and between the second support rod 15 and the mounting base 1 are adjusted, specifically: rotating the three first support rods 14 to form a certain included angle between each of the three first support rods 14 and the mounting base 1, then screwing out the bolts 16, adjusting the length of the second support rod 15 exposed out of the cavity of the first support rod 14, enabling the mounting base 1 to be approximately horizontal, and then screwing the bolts 16;
Secondly adjust the working height of regulation pole 3 specifically does: the rotating limiting rod 7 is pulled out from the limiting groove 5 on the adjusting rod 3, then the adjusting rod 3 is moved upwards or downwards, when the adjusting rod 3 is at a proper working height, the rotating limiting rod 7 is rotated again to clamp the outer end of the rotating limiting rod 7 in the limiting groove 5 again, and at the moment, the limiting and fixing of the adjusting rod 3 after the height adjustment are completed;
and finally, leveling the mounting seat 4, specifically: through three mutually support between the leveling pole, promptly through rotating flexible lead screw 11, will mount pad 4 transfers to the level to satisfy the measurement needs, to this completion before measuring the work height adjustment of spirit level strutting arrangement.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (6)
1. the utility model provides a surveyor's level strutting arrangement for engineering survey which characterized in that: including installation base (1) and three supporting legs that all articulate in this installation base (1) lower part, open installation base (1) middle part has vertical through-hole (2), wears to be equipped with one in this through-hole (2) and adjusts pole (3) that reciprocate, should adjust pole (3) upper portion lateral wall circumference equidistant three tilt up's leveling rod and equal fixed connection in three these leveling rod bottom, three these leveling rod tops all rotate and connect mount pad (4).
2. A level supporting device for engineering surveying according to claim 1, characterized in that: adjust pole (3) side and open along the axial and have evenly distributed and open outside spacing groove (5), this spacing groove (5) inside joint has the rotation gag lever post (7), should rotate gag lever post (7) and articulate on articulated seat (6), should articulate seat (6) and fix on installation base (1).
3. A level supporting device for engineering measurement according to claim 2, wherein: the installation base (1) is provided with a guide hole (8) communicated with the through hole (2) and vertical, a guide rod (9) which vertically moves up and down is arranged in the guide hole (8) in a penetrating manner, and the guide rod (9) is fixedly connected with the adjusting rod (3).
4. A level supporting device for engineering surveying according to claim 1, 2 or 3, characterized in that: the leveling rod comprises a cavity rod (10) and a telescopic screw rod (11) arranged in a cavity of the cavity rod (10), the cavity rod (10) is provided with threads, the inner wall of the cavity rod (10) is fixedly connected with the adjusting rod (3), the telescopic screw rod (11) is in threaded connection with the cavity rod (10), the outer end of the telescopic screw rod (11) is fixedly connected with an adjusting ball (12), and the adjusting ball (12) is arranged in a spherical groove (13) at the lower part of the mounting seat (4).
5. A level supporting device for engineering surveying according to claim 1, 2 or 3, characterized in that: the supporting leg is including first bracing piece (14) and second bracing piece (15), first bracing piece (14) cavity and this first bracing piece (14) with installation base (1) is articulated, second bracing piece (15) are worn to establish in the cavity of first bracing piece (14), wear to be equipped with bolt (16) on first bracing piece (14) upper portion lateral wall, this bolt (16) with second bracing piece (15) butt.
6. The level supporting device for engineering measurement according to claim 5, wherein: the lower parts of the three second supporting rods (15) are provided with anti-skid rods (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910683165.6A CN110553125A (en) | 2019-07-26 | 2019-07-26 | Level gauge supporting device for engineering measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910683165.6A CN110553125A (en) | 2019-07-26 | 2019-07-26 | Level gauge supporting device for engineering measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110553125A true CN110553125A (en) | 2019-12-10 |
Family
ID=68736512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910683165.6A Pending CN110553125A (en) | 2019-07-26 | 2019-07-26 | Level gauge supporting device for engineering measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110553125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321628A (en) * | 2022-02-26 | 2022-04-12 | 邓海博 | Measuring device for road construction |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2134754Y (en) * | 1992-09-05 | 1993-05-26 | 机械电子工业部石家庄第五十四研究所 | Multifunction engineering tripod |
| CN202691502U (en) * | 2012-05-21 | 2013-01-23 | 安徽省广德中鼎汽车工具有限公司 | Manual quick-adjusting support frame |
| CN204007590U (en) * | 2014-07-11 | 2014-12-10 | 刘雁春 | The convenient vertical tube console mode spirit-leveling instrument that regulates observed altitude and direction |
| CN107270072A (en) * | 2017-07-23 | 2017-10-20 | 江瑜 | A kind of horizontal support device |
| CN108758276A (en) * | 2018-06-07 | 2018-11-06 | 河南工程学院 | A kind of instrument of surveying and mapping holder |
| CN209043329U (en) * | 2018-10-25 | 2019-06-28 | 中冶地集团西北岩土工程有限公司 | A kind of level |
-
2019
- 2019-07-26 CN CN201910683165.6A patent/CN110553125A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2134754Y (en) * | 1992-09-05 | 1993-05-26 | 机械电子工业部石家庄第五十四研究所 | Multifunction engineering tripod |
| CN202691502U (en) * | 2012-05-21 | 2013-01-23 | 安徽省广德中鼎汽车工具有限公司 | Manual quick-adjusting support frame |
| CN204007590U (en) * | 2014-07-11 | 2014-12-10 | 刘雁春 | The convenient vertical tube console mode spirit-leveling instrument that regulates observed altitude and direction |
| CN107270072A (en) * | 2017-07-23 | 2017-10-20 | 江瑜 | A kind of horizontal support device |
| CN108758276A (en) * | 2018-06-07 | 2018-11-06 | 河南工程学院 | A kind of instrument of surveying and mapping holder |
| CN209043329U (en) * | 2018-10-25 | 2019-06-28 | 中冶地集团西北岩土工程有限公司 | A kind of level |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321628A (en) * | 2022-02-26 | 2022-04-12 | 邓海博 | Measuring device for road construction |
| CN114321628B (en) * | 2022-02-26 | 2023-11-21 | 邓海博 | Measuring device for road construction |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191210 |