CN107956967B - A kind of multiple function apparatus pedestal - Google Patents
A kind of multiple function apparatus pedestal Download PDFInfo
- Publication number
- CN107956967B CN107956967B CN201711148244.4A CN201711148244A CN107956967B CN 107956967 B CN107956967 B CN 107956967B CN 201711148244 A CN201711148244 A CN 201711148244A CN 107956967 B CN107956967 B CN 107956967B
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- Prior art keywords
- coarse adjustment
- shell
- adjustment plate
- fixed
- top cover
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 241001400675 Sympodium Species 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000013139 quantization Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- -1 shell Chemical compound 0.000 description 1
- 238000003466 welding 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
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of multiple function apparatus pedestals, including shell, casing cover, upper top cover, level meter, several clamping devices, several balladeur trains and several thick fine tuning levelling mechanisms, casing cover is fixed on cover top portion, upper top cover top and bottom are respectively equipped with endless glide, several balladeur trains are evenly distributed on shell hd top face, the endless glide of balladeur train top surface and upper top cover bottom surface cooperates, upper top cover is rotated, several clamping devices are arranged in upper top cover top surface, several thick fine tuning levelling mechanisms are evenly distributed on outer casing bottom, and it is welded with it connected, level meter is arranged inside the shell, a part stretches out side wall of outer shell.The present invention can be used for equipment and carry and adjust level, have horizontal display clear, and height adjustment quantization, load bearing equipment is extensive, and leveling rotates convenient advantage.
Description
Technical field
The invention belongs to instrument bases, more particularly, to a kind of multiple function apparatus pedestal.
Background technique
Existing manual leveling quasi-instrument mostly by the position of the spirit bubble of observation air-bubble level to determine whether level,
Precision is low；And instrument is separated with spirit bubble, therefore the machining status at instrument reserved location influences installation and then the shadow of horizontal tube
Ring the whole horizontal instruction performance of instrument；Cooperation is corresponded to each other between existing manual leveling quasi-instrument and institute's load bearing equipment, is caused
Instrument poor universality is leveled, use scope is small；Pass through threaded engagement between existing its support leg of manual leveling quasi-instrument and pedestal,
Height is adjusted by rotational support foot, it is inconvenient, and the not micro-adjusting mechanism of short transverse, leveling precision are low；It is existing manual
Leveling quasi-instrument rotating mechanism mostly uses greatly face contact, and when rotation will lead to load bearing equipment slight jitter；Existing manual leveling class
It is bolted mostly between instrument and load bearing equipment, dismounting is inconvenient；Existing manual leveling quasi-instrument mechanism is more dispersed, makes
Used time needs to need to split again after use by load bearing equipment and leveling instrument combination, cumbersome.In view of existing manual leveling
Drawback described in quasi-instrument.
Summary of the invention
The purpose of the present invention is to provide a kind of multiple function apparatus pedestal, it is low to solve existing leveling base precision, general
Property it is poor, use scope is small, and operation and dismounting are inconvenient, rotates unstable and the problems such as have a single function.
The technical solution for realizing the aim of the invention is as follows: a kind of multiple function apparatus pedestal, including shell, casing cover, on
Top cover, level meter, several clamping devices, several balladeur trains and several thick fine tuning levelling mechanisms, casing cover are fixed on shell
Top, upper top cover top and bottom are respectively equipped with endless glide, several balladeur trains are evenly distributed on shell hd top face, balladeur train top surface
Cooperating with the endless glide of upper top cover bottom surface, upper top cover is rotated, several clamping devices are arranged in upper top cover top surface,
Several thick fine tuning levelling mechanisms are evenly distributed on outer casing bottom, and weld with it connected, and level meter is arranged inside the shell, and one
Divide and stretches out side wall of outer shell.
The thick fine tuning levelling mechanism includes rack gear, rack connector, support leg, bottom leg engaging portion and planetary gear combination
Axis, rack connector are arranged along support leg side wall, are fixed on support leg side wall, the rack gear is fixed on rack connector, bottom
Leg engaging portion is U-shaped, and open end inner wall is symmetrically provided with a pair of vertical groove, and rack connector is embedded in the groove, planet
Gear set sympodium passes perpendicularly through bottom leg engaging portion, so that rack gear engages to form gear pair with the gear in star gear set sympodium, it is real
Now thick fine tuning, bottom leg engaging portion top and the bottom of shell are connected.
The level meter includes coarse adjustment plate, level body, connecting plate, connection rotary table, coarse adjustment plate mounting groove, baffle and leveling
Indication mechanism, the level body are cylinder, and center is equipped with a through-hole, cavity is equipped between internal and external walls, for filling
Liquid is filled out, connecting plate is fixed on cavity bottom, and connecting plate is equipped with an arc-shaped slot, for assisting connection rotary table fixed to indication mechanism
Position, connection rotary table is arranged in front of the arc-shaped slot, and is fixed on cavity bottom, and leveling indication mechanism bottom is covered justifies in connection
On platform, the back side and arc-shaped slot for leveling indication mechanism cooperate, and coarse adjustment plate mounting groove is fixed on the level immediately ahead of arc-shaped slot
On the outer wall of instrument main body, coarse adjustment plate is inserted into coarse adjustment plate mounting groove, and for reading, baffle is fixed on coarse adjustment plate mounting groove, is covered
Coarse adjustment plate is provided with through slot, coarse adjustment plate mounting groove stretches out the through slot for protecting coarse adjustment plate on the shell.
The baffle, coarse adjustment plate mounting groove, level body are all made of transparent material.
The leveling indication mechanism includes main center-pole, subcenter bar, two pointers and two pointer centrepins, subcenter
Bar protrudes into main center-pole, slides up and down along it, and subcenter bar top is set there are two through-hole, and two pointers pass through pointer center respectively
Pin is fixed in through-hole, is used to indicate scale, the connection rotary table of main center-pole bottom insertion level meter, and lead to the arc of connecting plate
Slot cooperation, main center-pole lower part are fixed on shell by pin, and pointer and coarse adjustment plate are implemented in combination with the aobvious of two-dimensional directional level
Show.
It is sphere at the top of the balladeur train, sliding pair is formed by the endless glide of spherical fulcrum and upper top cover, realizes 360 degree
Rotation.
The clamping device includes sliding block, bolt, differential screw arbor and compression bar, and compression bar is fixed on one end of differential screw arbor, is used
In compressing gripped object, bolt top is fixed on differential screw arbor, and bottom end and sliding block are connected, the annular of sliding block and upper top cover top surface
Sliding rail cooperation, forms sliding pair, under the adjusting of differential screw arbor, compression bar can radially carry out position adjusting, to realize position
Set the adjustable Multifunctional grip of adjustable extent.
Compared with prior art, the present invention its remarkable advantage is: (1) leveling indication mechanism of the invention is no longer rely on people
Eye is judged roughly, and directly reads parameter by dial, and more accurate and adjusting is more targeted；(2) of the invention
Balladeur train no longer use face contact, by upper top cover lower end be arranged endless glide, with spherical fulcrum formed sliding pair, realize
360 degree rotation avoids downward shift caused by the machining accuracy of face to replace face contact with point contact；(3) present invention utilizes
Rack and pinion engagement realizes that support leg moves up and down, and realizes thick fine adjustment function using planetary gear engaged transmission, makes height adjustment
It is more accurate；(4) present invention is realized by differential screw arbor and is clamped, the equipment for adapting to various shapes, and does not need tool
Implement clamping and disassembly, applied widely and operation is convenient.
Detailed description of the invention
Fig. 1 is a kind of assembling structure schematic diagram of multiple function apparatus pedestal of the present invention.
Fig. 2 is a kind of multiple function apparatus base body of the invention mechanism decomposition diagram.
Fig. 3 is a kind of multiple function apparatus pedestal finely and widely adjusting means decomposition diagram of the present invention.
Fig. 4 is that a kind of multiple function apparatus pedestal of the present invention clamps structural scheme of mechanism.
Fig. 5 is that a kind of multiple function apparatus pedestal of the present invention levels indication mechanism schematic diagram.
Fig. 6 is a kind of multiple function apparatus pedestal level body structural scheme of mechanism of the present invention.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawing.
In conjunction with Fig. 1 to Fig. 6, a kind of multiple function apparatus pedestal can carry out Level tune, rotatable and can clamp, described
Multiple function apparatus pedestal includes shell 7, casing cover 6, upper top cover 5, level meter, several clamping devices, 14 and of several balladeur trains
Several thick fine tuning levelling mechanisms, casing cover 6 are fixed on 7 top of shell, and 5 top and bottom of upper top cover are respectively equipped with annular cunning
Rail, several balladeur trains 14 are evenly distributed on 6 top surface of casing cover, and the endless glide cooperation of 14 top surface of balladeur train and 5 bottom surface of upper top cover makes
Obtaining upper top cover 5 can rotate, several clamping devices are arranged in 5 top surface of upper top cover, several are slightly finely tuned levelling mechanism and uniformly divide
Cloth welds with it connected in 7 bottom of shell, and level meter is arranged in shell 7, and a part stretches out 7 side wall of shell.
The thick fine tuning levelling mechanism includes rack gear 8, rack connector 17, support leg 9, bottom leg engaging portion 18 and planet tooth
It takes turns built-up shaft (commercially available), rack connector 17 is arranged along 9 side wall of support leg, and is fixed by screws in 9 side wall of support leg, described
Rack gear 8 is fixed by screws on rack connector 17, and bottom leg engaging portion 18 is U-shaped, and open end inner wall is symmetrically provided with a pair
Vertical groove, rack connector 17 are embedded in the groove, and planetary gear built-up shaft passes perpendicularly through bottom leg engaging portion 18, so that tooth
Item 8 engages to form gear pair with the gear in star gear set sympodium, realizes thick fine tuning, 18 top of bottom leg engaging portion and shell 7
Bottom welding.
The planetary gear built-up shaft includes coarse adjustment knob 10, vernier knob 11, planetary gear 19 and internal gear 20.
Level meter includes coarse adjustment plate 21, level body 22, connecting plate 23, connection rotary table 24, coarse adjustment plate mounting groove 25, baffle
26 and leveling indication mechanism, the level body 22 be cylinder, center be equipped with a through-hole, be used for loss of weight, internal and external walls
Between be equipped with cavity, for loading liquid, connecting plate 23 is fixed on cavity bottom, and connecting plate 23 is equipped with an arc-shaped slot, is used for
Auxiliary connection rotary table 24 is positioned to indication mechanism, and connection rotary table 24 is arranged in front of the arc-shaped slot, and is fixed on cavity bottom
Portion, leveling indication mechanism bottom cover on connection rotary table 24, and the back side and arc-shaped slot for leveling indication mechanism cooperate, coarse adjustment plate peace
Tankage 25 is fixed on the outer wall of the level body 22 immediately ahead of arc-shaped slot, and coarse adjustment plate 21 is inserted into coarse adjustment plate mounting groove 25,
For reading, baffle 26 is fixed on coarse adjustment plate mounting groove 25, coarse adjustment plate 21 is covered, for protecting coarse adjustment plate 21.
The baffle 26, coarse adjustment plate mounting groove 25, level body 22 are all made of transparent material, convenient for reading coarse adjustment plate peace
Reading in tankage 25 on coarse adjustment plate 21.
Through slot is provided on the shell 7, coarse adjustment plate mounting groove 25 stretches out the through slot.
With reading on the coarse adjustment plate 21.
The leveling indication mechanism includes main center-pole 12,16, two pointers 13 of subcenter bar and two pointer centrepins
15, subcenter bar 16 protrudes into main center-pole 12, can slide up and down along it, and 16 top of subcenter bar is set there are two through-hole, and two refer to
Needle 13 is fixed in through-hole by pointer centrepin 15 respectively, is used to indicate scale, main 12 bottom of center-pole insertion connection rotary table
24, and cooperate with the arc-shaped slot of connecting plate 23, main 12 lower part of center-pole is fixed on shell 7 by pin, pointer 13 and coarse adjustment
Plate 21 is implemented in combination with the display of two-dimensional directional level.
13 left and right ends of pointer are provided with aperture.
It is sphere at the top of the balladeur train 14, sliding pair is formed by the endless glide of spherical fulcrum and upper top cover 5, is realized
360 degree rotation.
The clamping device includes sliding block 4, bolt 3, differential screw arbor 2 and compression bar 1, and compression bar 1 is threadedly secured to differential
One end of screw rod 2, for compressing gripped object, 3 top of bolt is fixed on differential screw arbor 2, and bottom end and sliding block 4 are connected, sliding block 4
Cooperate with the endless glide of 5 top surface of upper top cover, form sliding pair, under the adjusting of differential screw arbor 2, compression bar 1 can radially into
Line position sets adjusting, to realize the adjustable Multifunctional grip of position adjustable extent.
The present invention uses novel regulating mechanism, horizontal indication mechanism and clamping device, uses relative to existing instrument base
Efficiency and convenience are obviously turned up, the advantage is that: leveling indication mechanism of the invention is no longer rely on human eye and is judged roughly,
And parameter is directly read by the dial on coarse adjustment plate 21, more accurate and adjusting is more targeted, and working principle is such as
Under: coarse adjustment knob 10 is first passed through by left back support leg 9 and is adjusted to an appropriate height, is then adjusted front support leg 9, is made pointer
13 centers are aligned with the scale disk center on coarse adjustment plate 21, adjust right back support leg 9 according to reading, after adjusting, are continued
Front support leg 9 is adjusted, is aligned 13 center of pointer with scale disk center again, pedestal realizes accurate degree at this time；Pedestal
When the instrument rotation on top, since face contact machining accuracy is inadequate, slight shift above and below the meeting of top instrument, in 5 top surface of upper top cover
It is respectively equipped with endless glide with bottom surface, several balladeur trains 14 are evenly distributed on 6 top surface of casing cover, 14 top surface of balladeur train and upper top cover 5
The endless glide of bottom surface cooperates, and upper top cover 5 is rotated, so that face contact is replaced with point contact, 3 points of determination are put down
Face makes top device Smooth Rotation；When adjusting coarse adjustment knob 10, the rack gear 8 engaged with coarse adjustment knob 10 is moved up and down, thus
It drives the support leg 9 fixed with rack gear 8 to move up and down, realizes coarse adjustment operation；When adjusting vernier knob 11, drives and be engaged with
Three planetary gears 19 rotate, and the internal gear 20 engage with planetary gear 19 rotates with it, thus drive engaged with internal gear 20 it is thick
It adjusts knob 10 to rotate final realization support leg 9 to move up and down, realizes fine tuning operation.
Claims (5)
1. a kind of multiple function apparatus pedestal, it is characterised in that: including shell (7), casing cover (6), upper top cover (5) if, level meter,
Dry clamping device, several balladeur trains (14) and several thick fine tuning levelling mechanisms, casing cover (6) are fixed at the top of shell (7),
Upper top cover (5) top and bottom are respectively equipped with endless glide, several balladeur trains (14) are evenly distributed on casing cover (6) top surface, sliding
The endless glide of frame (14) top surface and upper top cover (5) bottom surface cooperates, so that upper top cover (5) can rotate, several clamping devices
Be arranged in upper top cover (5) top surface, several are slightly finely tuned levelling mechanism and are evenly distributed on shell (7) bottom, and weld with it is connected,
In shell (7), a part stretches out shell (7) side wall for level meter setting；
The thick fine tuning levelling mechanism includes rack gear (8), rack connector (17), support leg (9), bottom leg engaging portion (18) and row
Star gear set sympodium, rack connector (17) are arranged along support leg (9) side wall, are fixed on support leg (9) side wall, the rack gear
(8) it is fixed on rack connector (17), bottom leg engaging portion (18) is U-shaped, and open end inner wall is symmetrically provided with a pair of vertical
Groove, rack connector (17) are embedded in the groove, and planetary gear built-up shaft passes perpendicularly through bottom leg engaging portion (18), so that rack gear
(8) it engages to form gear pair with the gear in planetary gear built-up shaft, realizes thick fine tuning, bottom leg engaging portion (18) top and shell
(7) bottom is connected；
The level meter includes coarse adjustment plate (21), level body (22), connecting plate (23), connection rotary table (24), the installation of coarse adjustment plate
Slot (25), baffle (26) and leveling indication mechanism, the level body (22) are cylinder, and center is equipped with a through-hole,
Cavity is equipped between inside and outside wall, for loading liquid, connecting plate (23) is fixed on cavity bottom, and connecting plate (23) is equipped with an arc
Through slot, for assisting connection rotary table (24) to give leveling indication mechanism positioning, connection rotary table (24) is arranged before the arc-shaped slot
Side, and it is fixed on cavity bottom, leveling indication mechanism bottom covers in connection rotary table (24), levels the back side and the arc of indication mechanism
The cooperation of shape through slot, coarse adjustment plate mounting groove (25) are fixed on the outer wall of the level body immediately ahead of arc-shaped slot (22), coarse adjustment
Plate (21) is inserted into coarse adjustment plate mounting groove (25), and for reading, baffle (26) is fixed on coarse adjustment plate mounting groove (25), covers coarse adjustment
Plate (21) is provided with through slot for protecting coarse adjustment plate (21) on the shell (7), coarse adjustment plate mounting groove (25) stretches out the through slot.
2. multiple function apparatus pedestal according to claim 1, it is characterised in that: the baffle (26), coarse adjustment plate mounting groove
(25), level body (22) is all made of transparent material.
3. multiple function apparatus pedestal according to claim 1, it is characterised in that: the leveling indication mechanism includes main center
Bar (12), subcenter bar (16), two pointers (13) and two pointer centrepins (15), subcenter bar (16) protrude into main center-pole
(12), it is slided up and down along it, subcenter bar (16) top is set there are two through-hole, and two pointers (13) pass through pointer centrepin respectively
(15) be fixed in through-hole, be used to indicate scale, the connection rotary table (24) of main center-pole (12) bottom insertion level meter, and with even
The arc-shaped slot of plate (23) cooperates, and main center-pole (12) lower part is fixed on shell (7) by pin, pointer (13) and coarse adjustment plate
(21) it is implemented in combination with the display of two-dimensional directional level.
4. multiple function apparatus pedestal according to claim 1, it is characterised in that: be sphere at the top of the balladeur train (14), lead to
The endless glide for crossing spherical fulcrum and upper top cover (5) forms sliding pair, realizes 360 degree rotation.
5. multiple function apparatus pedestal according to claim 1, it is characterised in that: the clamping device includes sliding block (4), lock
Item (3), differential screw arbor (2) and compression bar (1), compression bar (1) are fixed on one end of differential screw arbor (2), for compressing gripped object, lock
Item (3) top is fixed on differential screw arbor (2), and bottom end and sliding block (4) are connected, and the annular of sliding block (4) and upper top cover (5) top surface is sliding
Rail cooperation, forms sliding pair, and under the adjusting of differential screw arbor (2), compression bar (1) can radially carry out position adjusting, thus real
The existing adjustable Multifunctional grip of position adjustable extent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148244.4A CN107956967B (en) | 2017-11-17 | 2017-11-17 | A kind of multiple function apparatus pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148244.4A CN107956967B (en) | 2017-11-17 | 2017-11-17 | A kind of multiple function apparatus pedestal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107956967A CN107956967A (en) | 2018-04-24 |
| CN107956967B true CN107956967B (en) | 2019-08-09 |
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ID=61963776
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711148244.4A Active CN107956967B (en) | 2017-11-17 | 2017-11-17 | A kind of multiple function apparatus pedestal |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202432202U (en) * | 2011-12-19 | 2012-09-12 | 浙江海洋学院 | Accurately-controllable engineering measuring tripod |
| CN202511788U (en) * | 2012-03-21 | 2012-10-31 | 蔡继鹏 | Flatness instrument |
| CN205333077U (en) * | 2016-01-04 | 2016-06-22 | 黑龙江工程学院 | Geographical survey and drawing scale of easy operation |
| CN205606114U (en) * | 2016-05-17 | 2016-09-28 | 西安禾思众成精密机械有限公司 | All -round industry visual inspection device rack |
| CN206206950U (en) * | 2017-03-18 | 2017-05-31 | 刘安伟 | A kind of Surveying Engineering frame |
| CN206361372U (en) * | 2016-11-17 | 2017-07-28 | 北华大学 | A kind of Dub Laboratory video camera apparatus for placing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6659417B2 (en) * | 2002-03-12 | 2003-12-09 | Wu-Hong Hsieh | Elevating device for adjusting a telescopic tube used to support a musical instrument |
-
2017
- 2017-11-17 CN CN201711148244.4A patent/CN107956967B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202432202U (en) * | 2011-12-19 | 2012-09-12 | 浙江海洋学院 | Accurately-controllable engineering measuring tripod |
| CN202511788U (en) * | 2012-03-21 | 2012-10-31 | 蔡继鹏 | Flatness instrument |
| CN205333077U (en) * | 2016-01-04 | 2016-06-22 | 黑龙江工程学院 | Geographical survey and drawing scale of easy operation |
| CN205606114U (en) * | 2016-05-17 | 2016-09-28 | 西安禾思众成精密机械有限公司 | All -round industry visual inspection device rack |
| CN206361372U (en) * | 2016-11-17 | 2017-07-28 | 北华大学 | A kind of Dub Laboratory video camera apparatus for placing |
| CN206206950U (en) * | 2017-03-18 | 2017-05-31 | 刘安伟 | A kind of Surveying Engineering frame |
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| Publication number | Publication date |
|---|---|
| CN107956967A (en) | 2018-04-24 |
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