CN105202327B - A kind of level with gimballed base - Google Patents
A kind of level with gimballed base Download PDFInfo
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- CN105202327B CN105202327B CN201510556273.9A CN201510556273A CN105202327B CN 105202327 B CN105202327 B CN 105202327B CN 201510556273 A CN201510556273 A CN 201510556273A CN 105202327 B CN105202327 B CN 105202327B
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- level
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- sealing ring
- base
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- 239000011148 porous material Substances 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 230000013011 mating Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 46
- 206010041662 Splinter Diseases 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Abstract
The invention discloses a kind of level with gimballed base, it is desirable to provide a kind of regulation that can quickly carry out angle, direction, positioning is easy and effective, and levelling ability is strong and is suitable for the level of multi-angle fine setting.It includes level host groups, mounting seat, tripod joint seat, level plinth, mounting seat is provided with main inner chamber, seat apical pore, tripod joint seat includes universal ball end, abduction ring neck, lower contact, abduction ring neck is in ring neck mating groove, mounting seat is provided with holding screw, and the bulb that level plinth includes with universal ball end is adapted to coordinates base, the top connection for being connected with level, top connection to pass through seat apical pore, compression cushion block is provided with main inner chamber, mounting seat is provided with lock handle.The beneficial effects of the invention are as follows：The regulation in angle or direction can be quickly and easily carried out, in the environment of support cannot be laid flat in itself, also by bulb the rotation of base can be coordinated to realize levelling, possess good regulating power and angle adaptability.
Description
Technical field
The invention belongs to laser level technical field, more particularly to a kind of level with gimballed base.
Background technology
Level, or marker, be it is a kind of send horizontal or vertical visible laser, in target face mark
The instrument of horizontal line or vertical line.When in use, its Laser emission module needs level to level, and level is needed in itself in other words
Want leveling.And existing level base, the basic function of only rotating or finely tune, if needing leveling, to be also completely dependent on regulation
The regulation of pin, when frequently using, leveling is less efficient, multi-angle adaptability also deviation.
The content of the invention
The present invention is to overcome deficiency of the prior art, there is provided a kind of rational in infrastructure, can quickly carry out angle, side
To regulation, position easy and effective, levelling ability is strong and is suitable for the level of multi-angle fine setting.
To achieve these goals, the present invention uses following technical scheme：
A kind of level with gimballed base, including level host groups, mounting seat, tripod joint seat, level
Plinth, described mounting seat is provided with main inner chamber, seat apical pore, and described tripod joint seat includes universal ball end, abduction ring
Neck, the lower contact for being connected with tripod, described mounting seat are provided with ring neck mating groove, and described abduction ring neck is in ring
In neck mating groove, described mounting seat is provided with the holding screw being threadedly coupled with mounting seat, termination in described holding screw
Abduction ring neck is touched, described level plinth with the bulb that universal ball end is adapted to including coordinating base, for being connected with level
Top connection, described universal ball end, bulb coordinate base to be in main inner chamber, and described top connection is through seat apical pore and stretches out
Outside mounting seat top, compression cushion block is provided with described main inner chamber, described compresses the appearance that cushion block contact bulb coordinates base
Face, described mounting seat is provided with the lock handle coordinated with mounting seat screw thread, and end in contact clamping pad block, described in lock handle
Level host groups be provided with some Laser emission modules, described level host groups top is provided with the level of internal dress water
Observation ball.
Preferably, be provided with waveform splinter in described main inner chamber, described waveform splinter be in compression cushion block top and
Contacted with cushion block is compressed, described waveform splinter contact bulb coordinates base outer surface, and described compression cushion block lateral wall is provided with
Stretch into pressing groove pressing groove, the inner of described lock handle.
Preferably, described bulb coordinates base to be provided with bulb groove, universal ball end is in bulb groove, outside universal ball end
Surface and the groove inwall sliding contact of bulb groove.
Preferably, described top connection is provided with vertical top connection endoporus, described top connection endoporus lower end and ball
Head groove connection, described universal ball end is provided with bulb endoporus, and described bulb endoporus is vertical.
Preferably, described universal ball end lower end is provided with confrontation annular groove, described confrontation annular groove is coaxial with abduction ring neck,
The confrontation sealing ring of an inner inflatable is provided with described confrontation annular groove, described bulb coordinates base lower end to be provided with right for contacting
The oblique anchor ring of contact of anti-sealing ring, described bulb coordinates has surplus gap between base lateral wall and compression cushion block, described
Be provided with surplus gap an inner inflatable increasing resistance sealing ring, increase resistance sealing ring with compress cushion block be connected, increasing hinder sealing ring with it is right
Anti- annular groove is coaxial, and described increasing resistance sealing ring is provided with interior wireway, inside described interior wireway one end and confrontation sealing ring
Connection, the interior wireway other end is connected with resistance sealing ring inside is increased.
Preferably, described main inner chamber bottom is provided with circular cylinder, it is provided with described circular cylinder and circular cylinder
The annular piston being slidably matched, glide direction is above-below direction, and some back-moving springs, reset bullet are provided with described circular cylinder
Spring lower end connects the bottom wall of circular cylinder, and back-moving spring upper end connection annular piston, described annular piston is in bulb cooperation
Base lower section, described seat apical pore inwall is provided with protection sealing ring, protection sealing ring fix on present apical pore inwall and with seat top
Hole is coaxial, and described protection sealing ring has inflation inner chamber, and outer wireway, described outer wireway are provided with described mounting seat
One end and inflation inner space, the other end are connected with circular cylinder inside.
Preferably, described universal ball end upper end is provided with an inflation centering ball, the vertical axis and seat of centering ball are inflated
Apical pore axis is overlapped, and inflates the diameter with diameter greater than top connection endoporus of centering ball, and inflation centering ball is fixed on universal ball end,
The centering tracheae connected with inflation centering ball inside is provided with described bulb endoporus, centering tracheae is provided with gas-adding pipe, exhaust
Pipe, centering tracheae and gas-adding pipe are inner, blast pipe the inner connects, described tripod joint outer wall be provided with inflator,
Vent valve, gas-adding pipe outer end is connected with the outlet side of inflator, and blast pipe outer end is connected with the import of vent valve.
The beneficial effects of the invention are as follows：The regulation in angle or direction can be quickly and easily carried out, without moving during regulation
Dynamic support angle or regulation pin, in the environment of support cannot be laid flat in itself, also can coordinate the rotation of base to realize levelling by bulb,
So as to ensure laser module energy work well, possesses good regulating power and angle adaptability.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the top view of level host groups of the present invention；
Fig. 3 is the structural representation at mounting seat of the present invention；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the partial enlarged drawing of Fig. 4；
Fig. 6 is the structural representation at mounting seat in the embodiment of the present invention 2；
Fig. 7 is the partial enlarged drawing of Fig. 6；
Fig. 8 is that the present invention implements to protect the structural representation at sealing ring in 2.
In figure：Mounting seat 1, tripod joint seat 2, level plinth 3, universal ball end 4, abduction ring neck 5, lower contact 6,
Holding screw 7, bulb coordinate base 8, top connection 9, compress cushion block 10, lock handle 11, waveform splinter 12, pressing groove 13, on connect
Head endoporus 14, bulb endoporus 15, confrontation sealing ring 16, the oblique anchor ring 17 of contact, increasing resistance sealing ring 18, interior wireway 19, annular cylinder
Body 20, annular piston 21, back-moving spring 22, protection sealing ring 23, outer wireway 24, inflation centering ball 25, centering tracheae 26, plus
Tracheae 27, blast pipe 28, inflator 29, vent valve 30, seat apical pore 31, level host groups 32, Laser emission module 33, level
Observation ball 34.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
Embodiment 1：In embodiment as shown in Figures 1 to 5, a kind of level with gimballed base, including level
Host groups, mounting seat 1, tripod joint seat 2, level plinth 3, described mounting seat are provided with main inner chamber, seat apical pore 31,
Described tripod joint seat includes universal ball end 4, abduction ring neck 5, the lower contact 6 for being connected with tripod, described peace
Dress seat is provided with ring neck mating groove, and described abduction ring neck is in ring neck mating groove, and described mounting seat is provided with and installation
The holding screw 7 of seat threaded connection, end in contact abduction ring neck in described holding screw, described level plinth include with
The bulb of universal ball end adaptation coordinates base 8, the top connection 9 for being connected with level, described universal ball end, bulb cooperation base
It is in main inner chamber, described top connection passes through seat apical pore 31 and stretches out outside mounting seat top, is set in described main inner chamber
There is compression cushion block 10, described compresses the outer surface that cushion block contact bulb coordinates base, and described mounting seat is provided with and mounting seat
The lock handle 11 that screw thread coordinates, end in contact clamping pad block in lock handle, described level host groups 32 are provided with some
Laser emission module 33, described level host groups top is provided with the level observation ball 34 of internal dress water.
Waveform splinter 12 is provided with described main inner chamber, described waveform splinter is in compression cushion block top and and clamping pad
Block is contacted, and described waveform splinter contact bulb coordinates base outer surface, and described compression cushion block lateral wall is provided with pressing groove 13,
Stretch into pressing groove the inner of described lock handle.Further contacted using waveform splinter and fasten compression cushion block, and locking hand
When handle turn is compressed, the inwall that can extrude pressing groove enables that compressing cushion block moves up and down, and coordinates bulb the compression of base to determine
Position is better.
Described bulb coordinates base to be provided with bulb groove, and universal ball end is in bulb groove, universal ball end outer surface and ball
The groove inwall sliding contact of head groove.
Described top connection is provided with vertical top connection endoporus 14, and described top connection endoporus lower end connects with bulb groove
Logical, described universal ball end is provided with bulb endoporus 15, and described bulb endoporus is vertical.Top connection endoporus, bulb endoporus are deposited
, it is meant that top connection, universal ball end are hollow, so with certain cooperation elasticity so that universal ball end, bulb coordinate
More preferably, the requirement to the accuracy of manufacture also can be reduced suitably the snap-fit effect of base.
Lower contact can be docked (can according to demand select clamping, be spirally connected) with variety classes tripod, possess logical
With property, top connection can be docked (can according to demand select clamping, be spirally connected) with various levels, wide adaptability.Need regulation
Level (laser module) angle, when especially needing fine setting, only need to unclamp lock handle, directly carry out bulb and coordinate turning for base
Dynamic, bulb coordinates base to be adapted to universal ball end, so rotational angle freedom, it is extremely strong to adjust adaptability, can after the completion of regulation
It is directly locked again using lock handle, it is convenient and swift.This kind of regulative mode, the regulation without being adjusted pin is more in needs
Under the situation of secondary conversion level position, possess regulation efficiency and more preferable levelling effect higher, and can regulation pin,
Support angle uses in the environment of cannot being laid flat completely.Whether level observation ball can reach horizontality with auxiliary observation, and level is seen
It is not water-filled to examine in ball, but leaves bubble, observes bubble position, if being aided with boost line again, can be more accurately
Determine whether that horizontality has been arrived in regulation.
Embodiment 2：With implementation method with embodiment 1, its difference is that such as Fig. 6 is extremely to the basic structure of the present embodiment
Shown in Fig. 8, described universal ball end lower end is provided with confrontation annular groove, and described confrontation annular groove is coaxial with abduction ring neck, described
The confrontation sealing ring 16 of an inner inflatable is provided with confrontation annular groove, it is close for contacting confrontation that described bulb coordinates base lower end to be provided with
The oblique anchor ring 17 of contact of seal, described bulb coordinates between base lateral wall and compression cushion block has surplus gap, and described is remaining
Amount gap in be provided with an inner inflatable increasing resistance sealing ring 18, increase resistance sealing ring with compress cushion block be connected, increasing hinder sealing ring with it is right
Anti- annular groove is coaxial, and described increasing resistance sealing ring is provided with interior wireway 19, in described interior wireway one end and confrontation sealing ring
Portion is connected, and the interior wireway other end is connected with resistance sealing ring inside is increased.Level is carried out when (rotation) level plinth is stirred
During the regulation of upper laser module, bulb coordinates base to be rotated relative to universal ball end, and bulb coordinates base lower end locally to move down, in part
Move.Bulb coordinates the part that base is moved down to remove extruding confrontation sealing ring, after confrontation sealing ring is pressurized, internal gas by contacting oblique anchor ring
Body flows out, and is reached through interior wireway and increases resistance sealing ring, realizes the inflation to increasing resistance sealing ring, and under the part of bulb cooperation base lower end
Move distance bigger (rotating down more), then increase resistance sealing ring heave it is more severe.Increase resistance sealing ring when heaving, can increase
Coordinate the frictional resistance between base with bulb greatly, bulb can be avoided to coordinate base that excessive slip occurs, improve its regulation moving process
In stability.And bulb to coordinate base to rotate down more, then the power for being rotated further needs is bigger (to be rotated or slides more tired
It is difficult), just as the steering wheel of automobile, the steering force needed in low speed is small, in high speed, it is necessary to steering force it is big, Ke Yiqi
To stable regulation process, the effect of degree of regulation is improved.
Described main inner chamber bottom is provided with circular cylinder 20, is provided with described circular cylinder and is slidably matched with circular cylinder
Annular piston 21, glide direction is above-below direction, some back-moving springs 22 is provided with described circular cylinder, under back-moving spring
The bottom wall of end connection circular cylinder, back-moving spring upper end connection annular piston, described annular piston is under bulb cooperation base
Side, described seat apical pore inwall is provided with protection sealing ring 23, protection sealing ring fix on present apical pore inwall and with seat apical pore
Coaxially, described protection sealing ring has inflation inner chamber, and outer wireway 24, described outer wireway are provided with described mounting seat
One end and inflation inner space, the other end are connected with circular cylinder inside.The amplitude that rotates upwardly and downwardly of bulb cooperation base will not be very big,
Based on adjusting by a small margin or finely tune (around vertical axis then can 360 degree rotation), which results in bulb coordinate lower turn of basal orientation
Dynamic angle is, than relatively limited, if operator is accidentally firmly excessive, bulb to be caused to coordinate base quickly to turn downwards with top connection
It is dynamic, apical pore inwall, a peritreme are collided, the damage of level plinth is caused, influence precision cannot even be used.And in this reality
Apply in example, if operator is accidentally firmly excessive, level plinth is quickly rotated down, bulb coordinates base lower end (to move down
Part) annular piston can be pressed onto, by pushing down on for piston, protection sealing ring is quickly filled through external wireway
Gas, protection sealing ring is heaved to form barrier protection rapidly, and protection sealing ring after inflation be able to can be cut down with larger elasticity
Fall bulb and coordinate the impact (bumper and absorbing shock) of base, so as to realize the effect of protection.And after operator lets go, make in back-moving spring
Moved under, on annular piston and resetted, protection sealing ring can also shrink (gas of inner most of draining) again.
Described universal ball end upper end is provided with an inflation centering ball 25, inflates the vertical axis and seat apical pore axis of centering ball
Overlap, inflate the diameter with diameter greater than top connection endoporus of centering ball, inflation centering ball is fixed on universal ball end, described ball
The centering tracheae 26 connected with inflation centering ball inside is provided with head endoporus, centering tracheae is provided with gas-adding pipe 27, blast pipe 28,
Centering tracheae is inner with gas-adding pipe, blast pipe the inner connects, and described tripod joint seat outer wall is provided with inflator 29, puts
Air valve 30, gas-adding pipe outer end is connected with the outlet side of inflator, and blast pipe outer end is connected with the import of vent valve.The present invention makes
With rear, or using preceding, it is arbitrarily angled that bulb coordinates base to be in, and to be resetted be not easy in fact and (wanted next time
Bulb is allowed to coordinate base, top connection to be in normotopia, it is necessary to careful is adjusted), now, inflation centering ball is entered using inflator
Row inflation, after inflation centering ball is heaved, can take the lead in touching the part top connection endoporus inwall near it, so as to promote connect
Head is quick to back towards normotopia (being normotopia when top connection is vertical, accordingly, bulb is normotopia when coordinating base axis vertical), due to inflation
The vertical axis of centering ball overlap with seat apical pore axis and inflate the diameter with diameter greater than top connection endoporus of centering ball, so working as
It is place on a horizontal anchor ring with the mutual extruding force between top connection endoporus inwall after inflation centering ball finally fills full air
In a balanced way, now top connection, bulb coordinate base to be all in normotopia at place, and this time positive way is simple to operate efficiently, accuracy of alignment
High, being particularly suited for short time domestic demand will constantly return the detection environment for just re-starting laser demarcation, and needs bleed off inflation
During gas in centering ball, vent valve is directly opened.
Claims (6)
1. a kind of level with gimballed base, it is characterized in that, including level host groups, mounting seat, tripod joint seat,
Level plinth, described mounting seat is provided with main inner chamber, seat apical pore, described tripod joint seat include universal ball end,
Abduction ring neck, the lower contact for being connected with tripod, described mounting seat are provided with ring neck mating groove, described abduction ring neck
It is in ring neck mating groove, described mounting seat is provided with the holding screw being threadedly coupled with mounting seat, described holding screw
Interior end in contact abduction ring neck, described level plinth include bulb be adapted to universal ball end coordinate base, for throwing line
The top connection of instrument connection, described universal ball end, bulb coordinate base to be in main inner chamber, and described top connection passes through seat apical pore
And stretch out outside mounting seat top, compression cushion block is provided with described main inner chamber, described compression cushion block contact bulb coordinates base
Outer surface, described mounting seat be provided with mounting seat screw thread coordinate lock handle, end in contact clamping pad in lock handle
Block, described level host groups are provided with some Laser emission modules, and described level host groups top is provided with internal dress
The level observation ball of water, described universal ball end lower end is provided with confrontation annular groove, and described confrontation annular groove is coaxial with abduction ring neck, institute
The confrontation sealing ring of an inner inflatable is provided with the confrontation annular groove stated, described bulb coordinates base lower end to be provided with for contacting confrontation
The oblique anchor ring of contact of sealing ring, described bulb coordinates between base lateral wall and compression cushion block has surplus gap, and described is remaining
The increasing resistance sealing ring of an inner inflatable is provided with amount gap, is increased resistance sealing ring and is connected with cushion block is compressed, increase resistance sealing ring and confrontation
Annular groove is coaxial, and described increasing resistance sealing ring is provided with interior wireway, and described interior wireway one end connects inside sealing ring with resisting
Logical, the interior wireway other end is connected with resistance sealing ring inside is increased.
2. a kind of level with gimballed base according to claim 1, it is characterized in that, it is provided with described main inner chamber
Waveform splinter, described waveform splinter is in compression cushion block top and is contacted with cushion block is compressed, described waveform splinter contact ball
Head cooperation base outer surface, described compression cushion block lateral wall is provided with pressing groove, and compression is stretched into the inner of described lock handle
In groove.
3. a kind of level with gimballed base according to claim 1, it is characterized in that, described bulb coordinates on base
Bulb groove is provided with, universal ball end is in bulb groove, the groove inwall sliding contact of universal ball end outer surface and bulb groove.
4. a kind of level with gimballed base according to claim 3, it is characterized in that, described top connection is provided with
Vertical top connection endoporus, described top connection endoporus lower end is connected with bulb groove, and described universal ball end is provided with bulb
Hole, described bulb endoporus is vertical.
5. a kind of level with gimballed base according to claim 1 or 2 or 3, it is characterized in that, described main inner chamber
Bottom is provided with circular cylinder, and the annular piston being slidably matched with circular cylinder is provided with described circular cylinder, and glide direction is
Above-below direction, is provided with some back-moving springs in described circular cylinder, back-moving spring lower end connects the bottom wall of circular cylinder, resets
Spring upper end connects annular piston, and described annular piston is in bulb and coordinates base lower section, and described seat apical pore inwall is provided with
Protection sealing ring, protection sealing ring fixes on present apical pore inwall and coaxial with seat apical pore, described protection sealing ring with filling
Gas inner chamber, is provided with outer wireway, described outer wireway one end and inflation inner space, the other end and ring in described mounting seat
Shape cylinder interior is connected.
6. a kind of level with gimballed base according to claim 4, it is characterized in that, described universal ball end upper end
Be provided with an inflation centering ball, the vertical axis for inflating centering ball overlap with seat apical pore axis, inflate centering ball with diameter greater than upper
The diameter of coupler bore, inflation centering ball is fixed on universal ball end, is provided with described bulb endoporus and inflated in centering ball
The centering tracheae of portion's connection, centering tracheae is provided with gas-adding pipe, blast pipe, and centering tracheae is inner with gas-adding pipe, blast pipe is inner
Connect, described tripod joint seat outer wall is provided with inflator, vent valve, and gas-adding pipe outer end connects with the outlet side of inflator
Connect, blast pipe outer end is connected with the import of vent valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510556273.9A CN105202327B (en) | 2015-09-02 | 2015-09-02 | A kind of level with gimballed base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510556273.9A CN105202327B (en) | 2015-09-02 | 2015-09-02 | A kind of level with gimballed base |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105202327A CN105202327A (en) | 2015-12-30 |
| CN105202327B true CN105202327B (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510556273.9A Active CN105202327B (en) | 2015-09-02 | 2015-09-02 | A kind of level with gimballed base |
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| Country | Link |
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| CN (1) | CN105202327B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108007214B (en) * | 2018-01-02 | 2024-05-07 | 滕州市中联重工机械科技有限公司 | Step-by-step heating furnace vaporization cooling device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6151787A (en) * | 1998-08-14 | 2000-11-28 | Empire Level Mfg. Corp. | Levelling apparatus for a builder's laser level |
| CN2474992Y (en) * | 2001-03-21 | 2002-01-30 | 陈本贵 | Laser alignment apparatus |
| CN2501022Y (en) * | 2001-09-12 | 2002-07-17 | 杨顺 | Laser level |
| CN100354748C (en) * | 2004-01-05 | 2007-12-12 | 杨永坚 | Camera head with fast jointing device |
| CN102721412B (en) * | 2012-06-21 | 2014-07-02 | 宁波舜宇测绘科技有限公司 | Fine-tuned rotary universal joint base |
| CN105180909B (en) * | 2015-09-02 | 2017-07-21 | 宁波舜宇测绘科技有限公司 | A kind of connecting base structure |
-
2015
- 2015-09-02 CN CN201510556273.9A patent/CN105202327B/en active Active
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| CN105202327A (en) | 2015-12-30 |
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Address after: No. 66-68, Shun Yu Road, Yuyao City, Ningbo, Zhejiang Patentee after: Ningbo SHUNBANG surveying and Mapping Technology Co.,Ltd. Address before: No. 66-68, Shun Yu Road, Yuyao City, Ningbo, Zhejiang Patentee before: NINGBO SUNNY SURVEYING & MAPPING TECHNOLOGY Co.,Ltd. |
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Address after: No. 116-118, Xinjian North Road, Yuyao City, Ningbo City, Zhejiang Province, 315400 Patentee after: Ningbo SHUNBANG surveying and Mapping Technology Co.,Ltd. Address before: No. 66-68, Shun Yu Road, Yuyao City, Ningbo, Zhejiang Patentee before: Ningbo SHUNBANG surveying and Mapping Technology Co.,Ltd. |