CN111237384B - On-spot mapping device of building engineering cost - Google Patents
On-spot mapping device of building engineering cost Download PDFInfo
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- CN111237384B CN111237384B CN202010059148.8A CN202010059148A CN111237384B CN 111237384 B CN111237384 B CN 111237384B CN 202010059148 A CN202010059148 A CN 202010059148A CN 111237384 B CN111237384 B CN 111237384B
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- seat
- rod
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- buffer
- plate
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- 238000013507 mapping Methods 0.000 title claims abstract description 30
- 239000000872 buffer Substances 0.000 claims abstract description 46
- 238000010276 construction Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 239000007853 buffer solution Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression 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
- F16F15/04—Suppression 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
- F16F15/06—Suppression 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
- F16F15/067—Suppression 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
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0052—Physically guiding or influencing
-
- 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
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
- F16M2200/047—Balancing means for balancing translational movement of the head
-
- 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
- F16M2200/00—Details of stands or supports
- F16M2200/06—Arms
- F16M2200/066—Arms being part of the head
Abstract
The invention discloses a construction engineering cost on-site mapping device, which comprises a mounting seat and a buffer seat, wherein two pairs of buffer devices are arranged between the mounting seat and the buffer seat, each buffer device comprises a first spring and a second spring, the first springs are arranged between the mounting seat and guide seats corresponding to the upper ends of the buffer seats, the first springs are sleeved on guide shafts positioned at the lower ends of the first springs, and the guide shafts are in sliding fit with the guide seats; the second spring is arranged between the middle shaft of the guide shaft and the corresponding guide hole on the buffer seat, the second spring is sleeved on the small shaft at the lower end of the middle shaft, and the middle shaft is in sliding fit with the guide hole. The construction project cost on-site surveying and mapping device provided by the invention adopts the structure, so that the invention can effectively buffer the vibration of the surveying and mapping main body, improves the stability of the invention and ensures that the surveying and mapping precision of the invention is more accurate.
Description
Technical Field
The invention relates to the technical field of engineering surveying and mapping, in particular to a construction engineering cost on-site surveying and mapping device.
Background
The project cost refers to the estimated or actual expenditure construction cost of the project in the construction period, and three elements of project pricing: the core contents of the method include investment estimation, design approximation, correction approximation, construction drawing budget, construction settlement, completion settlement and the like.
Chinese patent CN201920875287.0 discloses a construction engineering cost on-site surveying and mapping device, which comprises a base, an upper limit rod, a lower limit rod, a buffer seat, a mounting seat, a surveying and mapping main body, a surveying and mapping hole, a lower support rod, an upper support rod and a connector; the device also comprises a rotating head, adjusting columns, adjusting holes, internal threads, external threads, a horizontal seat and a bubble level gauge, and also comprises four groups of spring seats, four groups of limiting pipes, four groups of buffer springs, four groups of bottom columns and four groups of built-in springs, wherein the bottom ends of the four groups of spring seats are fixedly connected with the left front side, the left rear side, the right front side and the right rear side of the top end of the buffer seat respectively, the bottom ends of the four groups of bottom columns are fixedly connected with the top ends of the four groups of spring seats respectively, the top ends of the four groups of limiting pipes are fixedly connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the mounting seat respectively, the top ends of the four groups of bottom columns are inserted into the four groups of limiting pipes upwards from the bottom ends of the four groups of limiting pipes respectively, the four groups of buffer springs are arranged at the outer ends of the four groups of the limiting pipes in a sleeved manner respectively, the four groups of bottom columns are arranged in the four groups of limiting pipes in a sliding manner, and the four groups of built-in springs are fixedly arranged at the top ends of the four groups of bottom columns respectively, the top ends of the four groups of built-in springs are fixedly connected with the bottom end of the mounting seat; the surveying and mapping main body is protected from vibration by the buffer spring.
In the above-mentioned patent document, the vibrations that the survey and drawing main part received are cushioned through setting up four sets of buffer springs, four sets of innersprings, because the deformation volume of spring is certain, if vibrations are great, can make the spring take place unrecoverable deformation to can't play the cushioning effect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a construction project cost field mapping device, which solves the problem that the construction project cost field mapping device disclosed by the patent document can not effectively buffer the vibration of a mapping main body.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an on-spot mapping device of building engineering cost, includes mount pad and cushion socket, wherein, the mount pad with be equipped with two pairs of buffer between the cushion socket, buffer includes:
the first spring is arranged between the mounting seat and a guide seat corresponding to the upper end of the buffer seat, the first spring is sleeved on a guide shaft at the lower end of the mounting seat, and the guide shaft is in sliding fit with the guide seat;
and the second spring is arranged between the middle shaft of the guide shaft and the corresponding guide hole on the buffer seat, the second spring is sleeved on a small shaft positioned at the lower end of the middle shaft, and the middle shaft is in sliding fit with the guide hole.
The buffer device further comprises a pair of linkage mechanisms arranged between a circular plate positioned at the upper end of the middle shaft and a fixed seat positioned at the upper end of the buffer seat, the circular plate is in sliding fit with the large hole in the guide seat, the fixed seat is positioned in the large hole, the lower end of the middle shaft penetrates through the through hole in the fixed seat and extends into the guide hole, and the pair of linkage mechanisms are respectively positioned at two sides of the middle shaft.
Still further, the linkage mechanism includes:
the upper end of the driving rod is fixedly connected with the circular plate, and the driving rod is in sliding fit with the guide plate positioned above the fixed seat;
the upper end of the first connecting rod is hinged with the lower end of the driving rod, the lower end of the first connecting rod is pivoted on one end of a swing arm, and the middle part of the swing arm is pivoted on a pivoting vertical plate positioned at the upper end of the fixed seat;
one end of the first swing rod is hinged with the upper end of the first connecting rod;
one end of the second swing rod is hinged with the other end of the first swing rod, the other end of the second swing rod is pivoted on a pivoting lug positioned above the fixed seat, and the pivoting lug is positioned below the guide plate;
the upper end of the second connecting rod is hinged with one end of the second swing rod, and the other end of the second connecting rod is pivoted on the swing arm;
the lower end of the third connecting rod is pivoted on the other end of the swing arm;
and one end of the rotating rod is pivoted on the upper end of the third connecting rod, and the other end of the rotating rod is pivoted on a vertical rod positioned at the upper end of the fixed seat.
Furthermore, the buffer device further comprises a pair of trigger mechanisms arranged between the circular plate and the buffer seat, and the fixed seat is positioned between the pair of trigger mechanisms.
Still further, the trigger mechanism includes:
the upper end of the first rack is connected with the circular plate, and the first rack is in sliding fit with a pair of corresponding U-shaped plates on the side wall of the large hole;
the first gear is arranged on the corresponding pivoting plate on the side wall of the large hole and is meshed and connected with the first rack;
the second gear is arranged on the pivoting plate and is in meshed connection with the first gear;
and the second rack is meshed with the second gear, the lower end of the second rack is connected with a sliding plate, and the sliding plate is in sliding fit with the barrel corresponding to the upper end of the buffer seat.
Furthermore, the sliding plate comprises a connecting shaft and a base plate connected to the lower end of the connecting shaft, the upper end of the connecting shaft penetrates through a through hole in the bottom of the cylinder body to be connected with the lower end of the second rack, the base plate is located in the cylinder body, and the base plate is in sliding fit with the cylinder body.
Furthermore, a rubber column is arranged between the base plate and the buffer seat.
Furthermore, square grooves are respectively formed in two sides of the circular plate, rollers are mounted in the square grooves, and the rollers are in rolling fit with the side walls of the large holes.
(III) advantageous effects
The invention has the beneficial effects that: because two pairs of buffer devices are arranged between the mounting seat and the buffer seat, the buffer devices can effectively buffer the vibration of the surveying and mapping main body, thereby improving the stability of the surveying and mapping system and the surveying and mapping precision of the surveying and mapping system.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is an enlarged view at G in fig. 2.
Fig. 4 is an enlarged view at H in fig. 2.
Fig. 5 is an enlarged view at I in fig. 2.
In the drawings: the spring device comprises a first spring 1, a second spring 2, a linkage mechanism 3, a driving rod 31, a first connecting rod 32, a swing arm 33, a first swing rod 34, a second swing rod 35, a second connecting rod 36, a third connecting rod 37, a rotating rod 38, a trigger mechanism 4, a first rack 41, a first gear 42, a second gear 43, a second rack 44, a sliding plate 45, a connecting shaft 451, a base plate 452, a mounting seat 10, a buffer seat 20, a guide hole 201, a guide seat 30, a large hole 301, a small hole 302, a guide shaft 40, a middle shaft 401, a small shaft 402, a circular plate 403, a square groove 4031, an upper shaft 404, a fixing seat 50, a through hole 501, a guide plate 60, a pivoting vertical plate 70, a pivoting lug 80, an upright rod 90, a U-shaped plate 100, a pivoting plate 110, a barrel 120, a through hole 121 and a roller 130.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention.
The first embodiment is as follows:
as shown in fig. 1 and fig. 2, a construction cost field mapping device includes a mounting seat 10 and a buffer seat 20, wherein two pairs of buffer devices are provided between the mounting seat 10 and the buffer seat 20, each buffer device includes a first spring 1 and a second spring 2, the first spring 1 is provided between the mounting seat 10 and a corresponding guide seat 30 located at an upper end of the buffer seat 20, the first spring 1 is sleeved on a guide shaft 40 located at a lower end of the mounting seat, the guide shaft 40 is in sliding fit with the guide seat 30, and an upper shaft 404 of the guide shaft 40 can pass through a small hole 302 on the guide seat 30 and extend into a large hole 301 communicated with the small hole 302; second spring 2 sets up axis 401 of guiding axle 40 with between the guiding hole 201 that corresponds on the buffer seat 20, just 2 covers of second spring are established and are located on the staff 402 of axis 401 lower extreme, axis 401 with guiding hole 201 sliding fit, in this on-the-spot mapping device of building engineering cost use, mount pad 10 can remove, makes first spring 1 and second spring 2 take place deformation to the vibrations that receive the survey and drawing main part are cushioned, improve this on-the-spot mapping device of building engineering cost's stability.
Example two:
as shown in fig. 2 and 3, the buffer device further includes a pair of linkage mechanisms 3 disposed between a circular plate 403 located at the upper end of the central shaft 401 and the fixing seat 50 located at the upper end of the buffer seat 20, the circular plate 403 is in sliding fit with the large hole 301, the fixing seat 50 is located in the large hole 301, the lower end of the central shaft 401 passes through a through hole 501 in the fixing seat 50 and extends into the guide hole 201, the pair of linkage mechanisms 3 are respectively located at two sides of the central shaft 401, the linkage mechanisms 3 include a driving rod 31, a first link 32, a first swing link 34, a second swing link 35, a second link 36, a third link 37 and a rotating rod 38, the upper end of the driving rod 31 is fixedly connected with the circular plate 403, and the driving rod 31 is in sliding fit with the guide plate 60 located above the fixing seat 50; the upper end of the first link 32 is hinged to the lower end of the driving rod 31, the lower end of the first link 32 is pivoted to one end of a swing arm 33, and the middle of the swing arm 33 is pivoted to a pivoting vertical plate 70 positioned at the upper end of the fixed seat 50; one end of the first swing link 34 is hinged with the upper end of the first link 32; one end of the second swing link 35 is hinged to the other end of the first swing link 34, the other end of the second swing link 35 is pivoted to a pivoting lug 80 located above the fixed seat 50, and the pivoting lug 80 is located below the guide plate 60; the upper end of the second connecting rod 36 is hinged with one end of the second swing rod 35, and the other end of the second connecting rod 36 is pivoted on the swing arm 33; the lower end of the third connecting rod 37 is pivoted on the other end of the swing arm 33; one end of the rotating rod 38 is pivotally connected to the upper end of the third connecting rod 37, and the other end of the rotating rod 38 is pivotally connected to the vertical rod 90 located at the upper end of the fixed seat 50.
In this embodiment, the fixing rod 140 is disposed at the upper end of the fixing seat 50, and the guide plate 60 and the pivot lug 80 are disposed on one side of the fixing rod 140.
In the above structure, when the mounting base 10 moves to make the guiding shaft 40 move, the guiding shaft 40 is driven to move, so as to drive the driving rod 31 to move, under the action of the first connecting rod 32, the first swing rod 34 swings, so as to drive the second swing rod 35 to swing, under the action of the second connecting rod 36, the swing arm 33 swings, under the linkage action of the third connecting rod 37, the rotating rod 38 rotates, so as to buffer the vibration received by the surveying and mapping main body.
Example three:
as shown in fig. 2 and 4, on the basis of the second embodiment, the damping device further includes a pair of triggering mechanisms 4 disposed between the circular plate 403 and the damping seat 20, the fixing seat 50 is located between the pair of triggering mechanisms 4, the triggering mechanism 4 includes a first rack 41, a first gear 42, a second gear 43 and a second rack 44, the upper end of the first rack 41 is connected to the circular plate 403, and the first rack 41 is slidably engaged with the corresponding pair of U-shaped plates 100 located on the side wall of the large hole 301; the first gear 42 is arranged on the corresponding pivoting plate 110 on the side wall of the large hole 301, and the first gear 42 is meshed with the first rack 41; the second gear 43 is disposed on the pivoting plate 110, and the second gear 43 is engaged with the first gear 42; the second rack 44 is engaged with the second gear 43, and a sliding plate 45 is connected to a lower end of the second rack 44, and the sliding plate 45 is slidably engaged with the corresponding cylinder 120 located at the upper end of the buffer base 20.
In this embodiment, the sliding plate 45 includes a connecting shaft 451 and a base plate 452 connected to a lower end of the connecting shaft 451, an upper end of the connecting shaft 451 is connected to a lower end of the second rack 44 through a through hole 121 formed in a bottom of the cylinder 120, the base plate 452 is disposed in the cylinder 120, and the base plate 452 is slidably engaged with the cylinder 120.
In the above structure, when the guide shaft 40 moves, the first rack 41 is driven to move, and the first gear 42 and the second gear 43 are driven to rotate, so that the second rack 44 is driven to move, and the sliding plate 45 is driven to move.
Example four:
as shown in fig. 4, in the third embodiment, a rubber column 130 is disposed between the base plate 452 and the buffer base 20, and when the sliding plate 45 moves, the rubber column 130 is deformed, so as to further buffer the vibration of the surveying and mapping main body.
Example five:
as shown in fig. 5, in the fourth embodiment, square grooves 4031 are respectively formed on both sides of the circular plate 403, a roller 130 is installed in the square groove 4031, the roller 130 is in rolling fit with the side wall of the large hole 301, and when the guide shaft 40 moves, the roller 130 is urged to roll, so as to convert energy, thereby reducing the vibration to which the surveying and mapping main body is subjected.
It should be noted that the described embodiments of the invention are only preferred ways of implementing the invention, and that all obvious modifications, which are within the scope of the invention, are all included in the present general inventive concept.
Claims (4)
1. The utility model provides a construction engineering cost on-spot mapping device, includes mount pad (10) and cushion seat (20), its characterized in that, mount pad (10) with be equipped with two pairs of buffer between cushion seat (20), buffer includes:
the first spring (1) is arranged between the installation seat (10) and a guide seat (30) corresponding to the upper end of the buffer seat (20), the first spring (1) is sleeved on a guide shaft (40) at the lower end of the installation seat (10), and the guide shaft (40) is in sliding fit with the guide seat (30);
the second spring (2) is arranged between a middle shaft (401) of the guide shaft (40) and a corresponding guide hole (201) in the buffer seat (20), the second spring (2) is sleeved on a small shaft (402) at the lower end of the middle shaft (401), and the middle shaft (401) is in sliding fit with the guide hole (201);
a pair of linkage mechanisms (3) arranged between a circular plate (403) positioned at the upper end of the middle shaft (401) and a fixed seat (50) positioned at the upper end of the buffer seat (20), the circular plate (403) is in sliding fit with the large hole (301) on the guide seat (30), the fixed seat (50) is positioned in the large hole (301), the lower end of the middle shaft (401) penetrates through a through hole (501) in the fixed seat (50) and extends into the guide hole (201), a pair of linkage mechanisms (3) are respectively positioned at two sides of the middle shaft (401), wherein the linkage mechanism (3) comprises a driving rod (31), a first connecting rod (32), a first swing rod (34), a second swing rod (35), a second connecting rod (36), a third connecting rod (37) and a rotating rod (38), the upper end of the driving rod (31) is fixedly connected with the circular plate (403), the driving rod (31) is in sliding fit with a guide plate (60) positioned above the fixed seat (50); the upper end of the first connecting rod (32) is hinged with the lower end of the driving rod (31), the lower end of the first connecting rod (32) is pivoted on one end of a swing arm (33), and the middle part of the swing arm (33) is pivoted on a pivoting vertical plate (70) positioned at the upper end of the fixed seat (50); one end of the first swing rod (34) is hinged with the upper end of the first connecting rod (32); one end of the second swing rod (35) is hinged with the other end of the first swing rod (34), the other end of the second swing rod (35) is pivoted on a pivoting lug (80) positioned above the fixed seat (50), and the pivoting lug (80) is positioned below the guide plate (60); the upper end of the second connecting rod (36) is hinged with one end of the second swing rod (35), and the other end of the second connecting rod (36) is pivoted on the swing arm (33); the lower end of the third connecting rod (37) is pivoted on the other end of the swing arm (33); one end of the rotating rod (38) is pivoted on the upper end of the third connecting rod (37), and the other end of the rotating rod (38) is pivoted on a vertical rod (90) positioned at the upper end of the fixed seat (50);
the pair of trigger mechanisms (4) are arranged between the circular plate (403) and the buffer seat (20), the fixed seat (50) is positioned between the pair of trigger mechanisms (4), each trigger mechanism (4) comprises a first rack (41), a first gear (42), a second gear (43) and a second rack (44), the upper end of the first rack (41) is connected with the circular plate (403), and the first rack (41) is in sliding fit with the corresponding pair of U-shaped plates (100) positioned on the side wall of the large hole (301); the first gear (42) is arranged on the corresponding pivoting plate (110) on the side wall of the large hole (301), and the first gear (42) is meshed and connected with the first rack (41); the second gear (43) is arranged on the pivoting plate (110), and the second gear (43) is meshed with the first gear (42); the second rack (44) is meshed with the second gear (43), the lower end of the second rack (44) is connected with a sliding plate (45), and the sliding plate (45) is in sliding fit with a barrel (120) corresponding to the upper end of the buffer seat (20).
2. The construction cost on-site mapping apparatus according to claim 1, wherein the sliding plate (45) comprises a connecting shaft (451) and a base plate (452) connected to a lower end of the connecting shaft (451), an upper end of the connecting shaft (451) is connected to a lower end of the second rack (44) through a through hole (121) formed in a bottom of the cylinder (120), the base plate (452) is disposed in the cylinder (120), and the base plate (452) is slidably fitted to the cylinder (120).
3. The construction cost on-site mapping device according to claim 2, wherein a rubber column is provided between the base plate (452) and the cushion base (20).
4. The construction cost on-site surveying and mapping device according to claim 3, characterized in that square grooves (4031) are respectively formed on two sides of the circular plate (403), and rollers are mounted in the square grooves (4031) and are in rolling fit with the side walls of the large holes (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059148.8A CN111237384B (en) | 2020-01-18 | 2020-01-18 | On-spot mapping device of building engineering cost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059148.8A CN111237384B (en) | 2020-01-18 | 2020-01-18 | On-spot mapping device of building engineering cost |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111237384A CN111237384A (en) | 2020-06-05 |
| CN111237384B true CN111237384B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010059148.8A Active CN111237384B (en) | 2020-01-18 | 2020-01-18 | On-spot mapping device of building engineering cost |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207357795U (en) * | 2017-12-29 | 2018-05-15 | 一重集团天津重工有限公司 | A kind of milling train easy to assembling |
| CN110409855A (en) * | 2019-08-06 | 2019-11-05 | 李鸣鹏 | A kind of architectural engineering protective device |
| CN209689628U (en) * | 2019-06-11 | 2019-11-26 | 李静宜 | A kind of construction engineering cost field surveys device |
| CN110658021A (en) * | 2019-10-11 | 2020-01-07 | 郝光萱 | Oil field sewage detection equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202018204U (en) * | 2010-12-15 | 2011-10-26 | 武汉钢铁(集团)公司 | Removable end sealing device for blowing-type rotary annular cooler |
| CN207600457U (en) * | 2017-12-20 | 2018-07-10 | 江苏巨楷科技发展有限公司 | A kind of special plotting board of construction engineering cost |
-
2020
- 2020-01-18 CN CN202010059148.8A patent/CN111237384B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207357795U (en) * | 2017-12-29 | 2018-05-15 | 一重集团天津重工有限公司 | A kind of milling train easy to assembling |
| CN209689628U (en) * | 2019-06-11 | 2019-11-26 | 李静宜 | A kind of construction engineering cost field surveys device |
| CN110409855A (en) * | 2019-08-06 | 2019-11-05 | 李鸣鹏 | A kind of architectural engineering protective device |
| CN110658021A (en) * | 2019-10-11 | 2020-01-07 | 郝光萱 | Oil field sewage detection equipment |
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| CN111237384A (en) | 2020-06-05 |
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