CN108050353A - Land projector mount - Google Patents
Land projector mount Download PDFInfo
- Publication number
- CN108050353A CN108050353A CN201711297590.9A CN201711297590A CN108050353A CN 108050353 A CN108050353 A CN 108050353A CN 201711297590 A CN201711297590 A CN 201711297590A CN 108050353 A CN108050353 A CN 108050353A
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- China
- Prior art keywords
- housing
- rod
- holding tank
- bearing holder
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research 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
- F16M11/20—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
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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
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Projection Apparatus (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of landing projector mount, including：Housing is internally provided with motor-driven jack；The piston rod of pillar, bottom and motor-driven jack is affixed, top is equipped with bearing holder (housing, cover)；Holding tank, it is internal to place projecting apparatus；Shaft, top and the lower surface of holding tank are affixed, bottom is set in bearing holder (housing, cover)；Latch assembly is lifted, including a pair of of air pressure telescopic link, a lifting rod of the movable end of connection a pair of air pressure telescopic link and a Suction cup assembly being arranged on lifting rod；Latch assembly is rotated, including a fixes sleeve, three L-shaped struts and three springs；Wherein, when the end of the horizontal component of three L-shaped struts is connected with bearing holder (housing, cover), three springs are in nature.The present invention can realize the up and down adjustment to projecting apparatus, 360 ° rotate and adjust, meet the dispensing demand of projecting apparatus, to ground set-point without rigors, according to the space reasonable placement on ground, improve the utilization rate of ground space.
Description
Technical field
The present invention relates to projector equipment fields, are specifically a kind of landing projector mount.
Background technology
Projecting apparatus as a kind of meeting, teaching instrument, be widely used at present, be typically be placed directly on desk or
It is mounted on by stent on meeting room or the ceiling in classroom, however common projector mount is all to be mounted directly position
It puts, can not move, be suitable only for a kind of projecting apparatus and projected on a fixed-direction, and if replacing the projecting apparatus of other models
Or wish to convert projecting direction, then it can not use.With the development of science and technology there is mobile projector device, that is, set one
The shelf that can be walked sets projection screen and projecting apparatus simultaneously on the top of the shelf, although this mode can not have in each classroom
Or meeting room all installs projector equipment, but this mobile projector device is bulky, it is inconvenient to carry, it is occupied when mobile empty
Between, easy disequilibrium damages projector equipment, poor practicability.For needing to use in meeting room or the classroom of projecting apparatus for a long time,
How the angle adjustable of projecting apparatus is realized to adapt to the projection of different directions as current problem to be solved.
The content of the invention
It is an object of the invention to solve at least the above, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of landing projector mounts, can realize the upper downward to projecting apparatus
Section, 360 ° of rotations are adjusted, and meet the dispensing demand of projecting apparatus, to ground set-point without rigors, are closed according to the space on ground
Reason is put, and improves the utilization rate of ground space.
In order to realize these purposes and further advantage according to the present invention, a kind of landing projector mount is provided, including：
Housing, is internally provided with motor-driven jack, and the piston rod of the motor-driven jack sets and stretches out in straight up
The housing；
Pillar is vertically arranged, and the piston rod of the bottom of the pillar and the motor-driven jack is affixed, top is equipped with axis
Bearing sleeve；
Holding tank, is the open cube structure in top, and projecting apparatus is placed in inside；
Shaft is vertically arranged, the lower surface of the top of the shaft and the holding tank is affixed, bottom be set in it is described
In bearing holder (housing, cover)；
Latch assembly is lifted, air pressure telescopic link, the movable end of a pair of of air pressure telescopic link of connection being vertically arranged including a pair
A lifting rod and a Suction cup assembly being arranged on lifting rod, the fixing end of a pair of of air pressure telescopic link be installed in respectively
The opposite sides of the holding tank is equipped on the lifting rod and has female through hole and be engaged with through hole vertically
Bolt, the disk of the Suction cup assembly including top depression is arranged on cylindrical card at the top of disk and on the outside of disk
Sealing-plug that is convex, being connected with card convex, the inner wall of the card convex fitting through hole are installed in the lower part in the through hole, institute
It states and is axially arranged with bleeder port at the top of disk along it in card convex, the sealing-plug includes the inverted cone body of rod and sets
The circular stop tab of the apex below the cone body of rod is put, the upper end of the cone body of rod and the bolt are affixed,
Wherein, the diameter of the stop tab is more than the diameter of the bleeder port, and the diameter of the cone body of rod is more than the bleeder port
Diameter, the diameter of the bolt is more than the diameter of the cone body of rod, height and the card convex of the cone body of rod
Height ratio be 1.2；
Latch assembly is rotated, is set including a fixes sleeve, three L-shaped struts and three springs, the fixes sleeve
It puts on the lower surface of the holding tank, the fixes sleeve fixation is set in the shaft, and three L-shaped struts set up separately in institute
The lower section of holding tank is stated, the lower surface of the end of the vertical portion of any one L-shaped strut and the holding tank is hinged, horizontal part
The end divided is detachably connected with the bearing holder (housing, cover), and the affixed, other end divides with the periphery of fixes sleeve for one end of three springs
It is not affixed with the vertical portion of three L-shaped struts；
Wherein, when the end of the horizontal component of three L-shaped struts is connected with the bearing holder (housing, cover), three springs are in
Nature.
Preferably, the concrete mode that the end of the horizontal component of the L-shaped strut is detachably connected with the bearing holder (housing, cover)
For：The periphery of the bearing holder (housing, cover) is equipped at intervals with radially-arranged 16 sets of holes, and the hole heart of 16 sets of holes is located at same level
In face, the angle that the line in the axle center of bearing holder (housing, cover) described in the Kong Xinyu of two sets of holes of arbitrary neighborhood is formed is 22.5 °, a L
The end of the horizontal component of shape strut is inserted into a sets of holes, when sets of holes are inserted into the end of the horizontal component of three L-shaped struts
When interior, three springs are in nature.
Preferably, the holding tank includes horizontally disposed one piece of bottom plate and is arranged on bottom plate surrounding straight up
Four blocks of side plates, be located at the height of two blocks of side plates of the same side in four blocks of side plates with a pair of of air pressure telescopic link respectively higher than residue two
The height of block side plate.
Preferably, the axis of two springs in three springs overlaps, and vertical with the axis of a remaining spring.
Preferably, seal washer is arranged on the bolt, seal washer is located at the top of the lifting rod.
Preferably, a circle venthole, a circle ventilation are equipped with around the vertex of the cone body of rod in the stop tab
The maximum gauge for the circumference that hole is formed is less than the diameter of the bleeder port.
Preferably, the venthole is cruciform vent.
The present invention includes at least following advantageous effect：
Pillar is jacked up or declined by motor-driven jack by the present invention, to control the lifting of the projecting apparatus in holding tank, letter
Singly, conveniently.Also, in the bearing holder (housing, cover) that post top portion setting is arranged for the lower end of shaft, the upper end of shaft is with being arranged on holding tank
The fixes sleeve of bottom is affixed, and shaft can drive holding tank and its projecting apparatus of inside to rotate as a result,.It is placed on inside holding tank
Projecting apparatus fixed by lifting latch assembly, pull up or push lifting rod can make Suction cup assembly adsorb or be located remote from accommodating
The top of projecting apparatus in slot sets sealing-plug on Suction cup assembly so that disk to be facilitated to be easier contact with the top of projecting apparatus or take off
From.The present invention is provided with the holding tank for placing projecting apparatus, and conveniently takes, and does not influence the normal use of projecting apparatus, can realize
Up and down adjustment to projecting apparatus, 360 ° rotate and adjust, meet the dispensing demand of projecting apparatus, to ground set-point without rigors,
According to the space reasonable placement on ground, the utilization rate of ground space is improved.
The present invention corresponds to the end of the horizontal component of three L-shaped struts respectively in the sets of holes of insertion bearing holder (housing, cover) periphery, and three
A L-shaped strut corresponding shaft bearing covers upper three sets of holes, and three sets of holes form triangular structure, form stable consolidate in the horizontal direction
Fixed support, is fixed on a definite position by holding tank, prevents the projecting apparatus for regulating angle from being led due to other external force rotate
Cause projection orientation inaccurate.This design advantages of simple, strengthens the performance of component of machine (such as bearing holder (housing, cover)), highly practical.
The Suction cup assembly of the present invention is arranged to the structure controlled by sealing-plug, is adsorbed when needing disk at the top of projecting apparatus
When, the periphery of the cone body of rod of sealing-plug and the opening of the bleeder port in card convex fit closely, will be in disk and card convex
The entirety of a sealing similar with existing sucker is formed, has suctorial adsorption function；Depart from projecting apparatus top when needing disk
During portion, the cone body of rod generates gap under bolt drive with bleeder port, makes to communicate with the external world inside disk, adsorption capacity becomes
It is weak, can light pull-up lifting rod, while stop tab can prevent bolt from the cone body of rod being driven to come off out of bleeder port, this structure was both
The needs of absorption are met, and due to adsorption capacity is too strong lifting rod will not be made to be difficult to pull-up, it is easy to use.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structure diagram of holding tank of the present invention；
Fig. 3 is the distribution schematic diagram of spring of the present invention；
Fig. 4 is the structure diagram of Suction cup assembly of the present invention；
Fig. 5 is the structure diagram of bearing holder (housing, cover) of the present invention；
Fig. 6 is the structure diagram of stop tab of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples, to make those skilled in the art's reference
Specification word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or its combination.It should be noted that experimental method described in following embodiments, such as without spy
Different explanation, is conventional method, the reagent and material unless otherwise specified, commercially obtain；The present invention's
In description, term " transverse direction ", " longitudinal direction ", " axial direction ", " radial direction ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " top ", " bottom ", " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System is for only for ease of and describes of the invention and simplify description, is not that the device of instruction or hint meaning or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
As shown in Figs 1-4, the present invention provides a kind of landing projector mount, including：
Housing 1, is internally provided with motor-driven jack 11, and the piston rod of the motor-driven jack 11 sets and stretches straight up
For the housing 1；
Pillar 2, is vertically arranged, and the piston rod of the bottom of the pillar 2 and the motor-driven jack 11 is affixed, top is set
There is bearing holder (housing, cover) 21；
Holding tank 3, is the open cube structure in top, and projecting apparatus is placed in inside；
Shaft 4, is vertically arranged, and the lower surface of the top of the shaft 4 and the holding tank 3 is affixed, bottom is set in
In the bearing holder (housing, cover) 21；
Latch assembly is lifted, the work of the air pressure telescopic link 51, a pair of of air pressure telescopic link 51 of connection that are vertically arranged including a pair
One lifting rod 52 of moved end and a Suction cup assembly 53 being arranged on lifting rod 52, the fixation of a pair of of air pressure telescopic link 51
End is installed in the opposite sides of the holding tank 3 respectively, is equipped with vertically on the lifting rod 52 and has female through hole 521
And with 521 matched bolt 522 of through hole, the disk 531 of the Suction cup assembly 53 including top depression is arranged on disk
At the top of 531 and the cylindrical card convex 532 being located on the outside of disk 531, the sealing-plug being connected with card convex 532, the card convex 532 are bonded
The inner wall of the through hole 521 is installed in the lower part in the through hole 521, is axially arranged in the card convex 532 along it and runs through
The bleeder port at 531 top of disk, the sealing-plug include the inverted cone body of rod 533 and are arranged under the cone body of rod 533
The circular stop tab 534 of square apex, the upper end of the cone body of rod 533 and the bolt 522 are affixed, wherein, institute
The diameter for stating stop tab 534 is more than the diameter of the bleeder port, and the diameter of the cone body of rod 533 is more than the bleeder port
Diameter, the diameter of the bolt 522 are more than the diameter of the cone body of rod 533, the height of the cone body of rod 533 and institute
The ratio for stating the height of card convex 532 is 1.2；
Latch assembly is rotated, including 61, three L-shaped struts 62 of a fixes sleeve and three springs 63, the fixation
Sleeve 61 is arranged on the lower surface of the holding tank 3, and 61 fixes sleeve of fixes sleeve is located in the shaft 4, three L
Shape strut 62 sets up separately in the lower section of the holding tank 3, the end of the vertical portion of any one L-shaped strut 62 and the holding tank
3 lower surface is hinged, end and the bearing holder (housing, cover) 21 of horizontal component are detachably connected, one end of three springs 63 with fixation
Sleeve 61 periphery it is affixed, the other end is affixed with the vertical portion of three L-shaped struts 62 respectively；
Wherein, when the end of the horizontal component of three L-shaped struts 62 is connected with the bearing holder (housing, cover) 21, three springs 63
It is in nature.
Pillar 2 is jacked up or declined by motor-driven jack 11 by the present invention, to control the liter of the projecting apparatus in holding tank 3
Drop, simply, conveniently.In actual use, the gas bleeder valve of motor-driven jack 11 of the invention is arranged on hull outside.Also, it is propping up
2 top of column sets the bearing holder (housing, cover) 21 that the lower end for shaft 4 is arranged, the upper end of shaft 4 and the fixing sleeve for being arranged on 3 bottom of holding tank
Cylinder 61 is affixed, and shaft 4 can drive holding tank 3 and its projecting apparatus of inside to rotate as a result,.The projection being placed on inside holding tank 3
Instrument is fixed by lifting latch assembly, and pulling up or push lifting rod 52 can make Suction cup assembly 53 adsorb or be located remote from holding tank
The top of projecting apparatus in 3 sets on Suction cup assembly 53 sealing-plug that disk 531 is facilitated to be easier with being contacted at the top of projecting apparatus
Or depart from, it is specially：Apply downward pressure to a pair of of air pressure telescopic rod, when the movable end of air pressure telescopic link 51 reaches minimum point
When, the disk 531 being arranged on lifting rod 52 is just adsorbed at the top of projecting apparatus, and the new step of projecting apparatus is fixed, it is ensured that is thrown
Bolt 522 on lifting rod 52 when needing to take out projecting apparatus from holding tank 3, is first unscrewed, made by the stability of shadow instrument
531 inside of disk through absorption is communicated with the external world, is made the air pressure inside disk 531 identical with external atmosphere pressure, is drawn then up
Lifting rod 52 is played, the movable end of air pressure telescopic link 51 is made to reach peak, takes out projecting apparatus.The present invention, which is provided with, places projecting apparatus
Holding tank 3, and conveniently take, do not influence the normal use of projecting apparatus, can realize the up and down adjustment to projecting apparatus, 360 ° turn
It is dynamic to adjust, meet the dispensing demand of projecting apparatus, to ground set-point without rigors, the space reasonable placement according to ground is
Can, improve the utilization rate of ground space.
The end of the horizontal component of three L-shaped struts 62 is corresponded to the sets of holes of 21 periphery of insertion bearing holder (housing, cover) by the present invention respectively
Interior, three sets of holes on three 62 respective shaft bearing sleeves 21 of L-shaped strut, three sets of holes form triangular structure, structure in the horizontal direction
Into stable fixed support, holding tank 3 is fixed on a definite position, prevents from regulating the projecting apparatus of angle because outside other
Power rotates and causes projection orientation inaccurate.This design advantages of simple strengthens the performance of component of machine (such as bearing holder (housing, cover) 21),
It is highly practical.The Suction cup assembly 53 of the present invention is arranged to the structure controlled by sealing-plug, is adsorbed when needing disk 531 in projecting apparatus
During top, the periphery of the cone body of rod 533 of sealing-plug and the opening of the bleeder port in card convex 532 fit closely, by disk
531 and card convex 532 in formed a sealing similar with existing sucker entirety, have suctorial adsorption function；Work as needs
When disk 531 is departed from the top of projecting apparatus, the cone body of rod 533 generates gap under the drive of bolt 522 with bleeder port, makes disk
531 inside are communicated with the external world, and adsorption capacity dies down, can easily pull-up lifting rod 52, while stop tab 534 can prevent bolt 522
The cone body of rod 533 is driven to come off out of bleeder port, this structure had not only met the needs of absorption, but also will not be due to adsorption capacity is too strong
Lifting rod 52 is made to be difficult to pull-up, it is easy to use.Disk 531 in the present invention is manufactured using nitrile rubber, stop tab 534 be with
The plastic material of certain toughness is made.
When needing to carry out angular adjustment to projecting apparatus, first pass through motor-driven jack 11 and adjust to suitable height, then lead to
The projecting apparatus crossed in 4 amount holding tank 3 of rotating shaft turns to suitable angle, is specially：When by external force rotating shaft 4,
Holding tank 3 follows rotation, stops so that the projecting apparatus inside holding tank 3 is followed after turning to required angle, by three L
The end of the horizontal component of shape strut 62 is corresponding respectively to be inserted into the sets of holes of 21 periphery of bearing holder (housing, cover), three 62 respective shafts of L-shaped strut
Three sets of holes on bearing sleeve 21, three sets of holes form triangular structure in the horizontal direction, form stable fixed support, prevent from adjusting
Saved the projecting apparatus of angle causes projection orientation inaccurate due to other external force rotate.When needing highly turning down, electricity is opened
The gas bleeder valve of dynamic jack 11 so that the piston rod of motor-driven jack declines, and until reaching the height needed, closes electronic very heavy
The gas bleeder valve on top.
In another technical solution, as shown in figure 5, the end of the horizontal component of the L-shaped strut 62 and the bearing holder (housing, cover)
21 concrete modes being detachably connected are：The periphery of the bearing holder (housing, cover) 21 is equipped at intervals with radially-arranged 16 sets of holes 211, and ten
The hole heart of six sets of holes 211 is located in the same horizontal plane, the axis of bearing holder (housing, cover) 21 described in the Kong Xinyu of two sets of holes 211 of arbitrary neighborhood
The angle that the line of the heart is formed is 22.5 °, and the end of the horizontal component of a L-shaped strut 62 is inserted into a sets of holes 211, when
When the end of the horizontal component of three L-shaped struts 62 is inserted into sets of holes 211, three springs 63 are in nature.
In this technical solution, in the periphery of bearing holder (housing, cover) 21 a snare hole 211 is set to facilitate the horizontal component of L-shaped strut 62
End insertion, and there is provided 16 sets of holes 211 disclosure satisfy that the projection demand of projecting apparatus rotational angle, by three bullets
Spring 63, which applies, to be stretched or the power of compression, and the end of the horizontal component of L-shaped strut 62 can be extracted or is inserted into, and when rotation extracts,
Fixation is realized in insertion after determining angle, simple and convenient, highly practical.
In another technical solution, as shown in Fig. 2, the holding tank 3 includes horizontally disposed one piece of bottom plate and erects
Four blocks of side plates in bottom plate surrounding are directly set up, are located at the two of the same side with a pair of of air pressure telescopic link 51 respectively in four blocks of side plates
The height of block side plate is higher than the height of remaining two blocks of side plates.When placing projecting apparatus by its light output mouth towards a lower height of side
Plate direction, and a lower height of two blocks of side plates will not block light output mouth, but the lower edge of projecting apparatus can be prevented to skid off appearance
It receives slot 3, promotes security, it is ensured that projector apparatus is not fallen off.
In another technical solution, as shown in figure 3, the axis of two springs 63 in three springs 63 overlaps, and with remaining
Remaining a spring 63 axis it is vertical.This can be designed so that the line of the L-shaped strut 62 that is connected with spring 63 in horizontal plane
It realizes into 16 sets of holes 211 cooperation in T-shaped arrangement, with bearing holder (housing, cover) 21 and removably fixes, convenient for angle of range estimation when fixed
Degree, prevents spring 63 to be twisted, prolongs the service life.
In another technical solution, as shown in figure 4, being arranged with seal washer 7 on the bolt 522, seal washer 7 is located at
The top of the lifting rod 52 further enhances leakproofness of the Suction cup assembly 53 in absorption.
In another technical solution, as shown in fig. 6, surrounding the vertex of the cone body of rod 533 in the stop tab 534
Equipped with a circle venthole 8, the maximum gauge for the circumference that a circle venthole 8 is formed is less than the diameter of the bleeder port, works as stop tab
534 with the lower end of card convex 532 when contacting, and venthole 8 can ensure that disk 531 is consistent with ambient pressure, and disk 531 is facilitated to depart from
At the top of projecting apparatus, projecting apparatus is removed.
In another technical solution, as shown in fig. 6, the venthole 8 is cruciform vent, cruciform vent can be in stop tab
534 surfaces form multiple ventilation gaps, are communicated convenient for disk 531 with the external world, realize quick air.
Although the embodiments of the present invention have been disclosed as above, but its be not restricted in specification and embodiment it is listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (7)
1. a kind of landing projector mount, which is characterized in that including：
Housing, is internally provided with motor-driven jack, and the piston rod of the motor-driven jack sets and stretches out in described straight up
Housing；
Pillar is vertically arranged, and the piston rod of the bottom of the pillar and the motor-driven jack is affixed, top is equipped with bearing
Set；
Holding tank, is the open cube structure in top, and projecting apparatus is placed in inside；
Shaft is vertically arranged, and the lower surface of the top of the shaft and the holding tank is affixed, bottom is set in the bearing
In set；
Latch assembly is lifted, the air pressure telescopic link being vertically arranged including a pair, the one of the movable end for connecting a pair of of air pressure telescopic link
A lifting rod and a Suction cup assembly being arranged on lifting rod, the fixing end of a pair of of air pressure telescopic link are installed in described respectively
The opposite sides of holding tank, be equipped with vertically on the lifting rod have female through hole and with the matched spiral shell of through hole
Bolt, the disk of the Suction cup assembly including top depression, be arranged on cylindrical card convex at the top of disk and on the outside of disk, with
The sealing-plug of card convex connection, the inner wall of the card convex fitting through hole are installed in the lower part in the through hole, the card
It is axially arranged with bleeder port at the top of disk along it on convex, the sealing-plug includes the inverted cone body of rod and is arranged on
The circular stop tab of apex below the cone body of rod, the upper end of the cone body of rod and the bolt are affixed, wherein,
The diameter of the stop tab is more than the diameter of the bleeder port, and the diameter of the cone body of rod is more than the straight of the bleeder port
Footpath, the diameter of the bolt are more than the diameter of the cone body of rod, the height of the cone body of rod and the height of the card convex
The ratio of degree is 1.2；
Latch assembly is rotated, is arranged on including a fixes sleeve, three L-shaped struts and three springs, the fixes sleeve
On the lower surface of the holding tank, the fixes sleeve fixation is set in the shaft, and three L-shaped struts set up separately in the appearance
Receive the lower section of slot, the end of the vertical portion of any one L-shaped strut and the lower surface of the holding tank are hinged, horizontal component
End is detachably connected with the bearing holder (housing, cover), one end of three springs with the periphery of fixes sleeve the affixed, other end respectively with
The vertical portion of three L-shaped struts is affixed；
Wherein, when the end of the horizontal component of three L-shaped struts is connected with the bearing holder (housing, cover), three springs are in nature
State.
2. landing projector mount as described in claim 1, which is characterized in that the end of the horizontal component of the L-shaped strut
The concrete mode being detachably connected with the bearing holder (housing, cover) is：The periphery of the bearing holder (housing, cover) is equipped at intervals with radially-arranged 16 sets
Hole, the hole heart of 16 sets of holes are located in the same horizontal plane, the axle center of bearing holder (housing, cover) described in the Kong Xinyu of two sets of holes of arbitrary neighborhood
The angle that is formed of line be 22.5 °, the end of the horizontal component of a L-shaped strut is inserted into a sets of holes, when three L-shaped
When the end of the horizontal component of strut is inserted into sets of holes, three springs are in nature.
3. landing projector mount as described in claim 1, which is characterized in that the holding tank includes horizontally disposed one piece
Bottom plate and four blocks of side plates for being arranged on bottom plate surrounding straight up are located at respectively with a pair of of air pressure telescopic link in four blocks of side plates
The height of two blocks of side plates of the same side is higher than the height of remaining two blocks of side plates.
4. landing projector mount as described in claim 1, which is characterized in that the axis weight of two springs in three springs
It closes, and it is vertical with the axis of a remaining spring.
5. landing projector mount as claimed in claim 4, which is characterized in that seal washer is arranged on the bolt, it is close
Seal washer is located at the top of the lifting rod.
6. landing projector mount as claimed in claim 5, which is characterized in that the circular cone body rod is surrounded in the stop tab
The vertex of body is equipped with a circle venthole, and the maximum gauge for the circumference that a circle venthole is formed is less than the diameter of the bleeder port.
7. landing projector mount as claimed in claim 6, which is characterized in that the venthole is cruciform vent.
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| CN201711297590.9A CN108050353B (en) | 2017-12-08 | 2017-12-08 | Land projector mount |
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| CN201711297590.9A CN108050353B (en) | 2017-12-08 | 2017-12-08 | Land projector mount |
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| CN108050353B CN108050353B (en) | 2019-09-27 |
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| CN110454653A (en) * | 2019-08-24 | 2019-11-15 | 程太军 | A kind of buried hiding monitoring device in market |
| CN111599238A (en) * | 2020-05-18 | 2020-08-28 | 中国化学工程重型机械化有限公司 | Municipal pipeline construction simulation device based on BIM technology |
| CN113280224A (en) * | 2021-06-18 | 2021-08-20 | 东营正大金属制品有限公司 | Marketing scheme intention excitation device |
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| Publication number | Publication date |
|---|---|
| CN108050353B (en) | 2019-09-27 |
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Effective date of registration: 20190819 Address after: North of Jiaochang East Road, Lianzhou Town, Hepu County, Beihai City, Guangxi Zhuang Autonomous Region Applicant after: Huang Shiren Address before: 536100 North of Jiaochang East Road, Lianzhou Town, Hepu County, Beihai City, Guangxi Zhuang Autonomous Region Applicant before: Hepu County Teacher Education School |
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