CN208480790U - Podium - Google Patents

Abstract

The utility model provides a kind of podium, is related to tables' technical field, and podium provided by the utility model includes: locking device, support base and articles holding table；Locking device includes pedestal, and base bottom is equipped with idler wheel, and support base bottom is connected on the pedestal of locking device, and articles holding table is connected at the top of support base；Locking device further includes connector, pedal is hinged on the upside of pedestal, opening upwards or the first downward latch hook are hinged on the downside of pedestal, elastic component is connected between first latch hook and pedestal, pedestal is equipped with through-hole, and connector passes through the through-hole on pedestal, and both ends are hinged with pedal and the first latch hook respectively, ground below pedestal be equipped with matched second latch hook of the first latch hook, when the second latch hook and fixed ground, the opening direction of the second latch hook is opposite with the first latch hook.Podium provided by the utility model, which alleviates podium in the prior art, cannot stablize parking and the podium adjusting height technical problem that structure is complicated, at high cost and inconvenient.

Description

Podium

Technical field

The utility model relates to tables' technical fields, more particularly, to a kind of podium.

Background technique

Podium is frequently necessary to shift position, therefore, usually adds idler wheel in the bottom of these equipment, installs idler wheel additional Afterwards, parking generally can not be stablized, made troubles to the use of operator or speaker；Although existing podium can be with Height is adjusted, but structure is excessively complicated, higher cost, it is inconvenient.

Utility model content

The purpose of this utility model is to provide a kind of podiums, cannot stablize parking to alleviate podium in the prior art The height technical problem that structure is complicated, at high cost and inconvenient is adjusted with podium.

Podium provided by the utility model include: include: locking device, support base and articles holding table；

The locking device includes pedestal, and the base bottom is equipped with idler wheel, and the support base bottom is connected to the lock On the pedestal of stop device, the articles holding table is connected at the top of the support base；

The locking device further includes connector, and pedal is hinged on the upside of the pedestal, is hinged with out on the downside of the pedestal The first latch hook of mouth upward or downward, is connected with elastic component, the pedestal is equipped between first latch hook and the pedestal Through-hole, the connector passes through the through-hole on the pedestal, and both ends are hinged with the pedal and first latch hook respectively, institute State ground below pedestal be equipped with matched second latch hook of first latch hook, when second latch hook is fixed with ground When, the opening direction of second latch hook is opposite with first latch hook；

First latch hook includes first connecting portion, First Transition section and the first limit section, described first connecting portion one end Hinged with the downside of the pedestal, the other end and First Transition section bending connect, and the First Transition section is far from described the One end of one interconnecting piece and the first limit section bending connect；

The free end of the first limit section is equipped with the first guide surface, and first guide surface is by the first limit section The medial surface that outside limits section to described first away from the direction angled transition of the First Transition section；

Second latch hook includes second connecting portion, the second changeover portion and the second limit section, described second connecting portion one end It is connect with ground, the other end and second changeover portion bending connect, and second changeover portion is far from the second connecting portion One end and the second limit section bending connect；

The free end of the second limit section is equipped with the second guide surface, and second guide surface is by the second limit section The medial surface that outside limits section to described second away from the direction angled transition of second changeover portion；

The support base includes the first sleeve on the pedestal and to be located at the first sleeve interior and with described the The second casing that sleeve is slidably connected along the vertical direction, is turnably installed with horizontal axis in the first sleeve side wall, and described It is connected with the riffled tube being arranged along the vertical direction in two casings, passes through in the riffled tube and has been threadedly engaged threaded rod, institute It states horizontal axis and is equipped with the first bevel gear far from one end of first sleeve side wall, the threaded rod bottom end is equipped with the second bevel gear, described First bevel gear and second bevel gear cooperate.

Further, the second connecting portion with it is described second limit section between at a distance from and it is described first limit section thickness kiss Close or the first connecting portion with it is described first limit section between at a distance from and it is described second limit section thickness coincide.

Further, the elastic component be located at first latch hook and the pedestal hinged place and the connector it Between.

Further, when second latch hook and fixed ground, the first latch hook opening upwards, second latch hook Open Side Down.

Further, subsurface is equipped with and the matched latch hook placing groove of second latch hook, second latch hook lower part hinge It is connected on the side wall of the latch hook placing groove, and second latch hook top bends towards latch hook placing groove side.

Further, the lateral wall of second latch hook is equipped with flip slot.

Further, fixing piece is hinged on the lateral wall of second latch hook, the fixing piece is located at second lock Hook and the latch hook are placed above groove sidewall junction, and the fixing piece is detachably connected with ground.

Further, rotary type is connected with rotary-top part at the top of the support base, and the rotary-top part can be around perpendicular Straight axis rotation, the rotary-top part top are hinged with articulation piece, and the articulation piece can be rotated around horizontal axis, the hinge The bottom surface of fitting and the articles holding table is slidably connected.

Further, the horizontal axis is combined with spring bearing at the first bevel gear, the inner ring of the spring bearing with The horizontal axis is fixedly connected, and the outer ring of the spring bearing is fixedly connected with the pedestal.

It further, further include locating part, the horizontal axis is fixedly connected with positioning far from one end of first bevel gear Part is distributed with one or more limit holes around the horizontal axis axis on the locating piece, is distributed on the side wall of the first sleeve There is one or more location hole corresponding with the through-hole on the locating piece, the locating part passes through limit hole and is fixed on positioning Kong Zhong.

Podium provided by the utility model is moved horizontally when Open Side Down for the first latch hook opening upwards, the second latch hook Pedestal keeps the first latch hook close to the second latch hook, and the first guide surface and the second guide face contacts continue to move to pedestal, and first leads It is slided to face along the second guide surface, the first latch hook rotates down, until the first limit section enters the second limit section and connect with second Between portion, elastic component resets the first latch hook, the first latch hook and the second latch hook stable bond；Similarly, when the first latch hook is open Downwards, when the second latch hook opening upwards, pedestal is moved horizontally, keeps the first latch hook close to the second latch hook, the first guide surface and Two guide face contacts continue to move to pedestal, and the first guide surface is slided along the second guide surface, and the first latch hook is rotated up, until the One limit section enters between the second limit section and second connecting portion, and elastic component resets the first latch hook, the first latch hook and the second lock Hook stable bond.In both the above mode, since elastic component has the elastic force for making the first latch hook keep original state, unless there are vertical The external force in direction removes the first latch hook from the second latch hook, and otherwise the first latch hook and the second latch hook remain tight fit, To realize the stabilization locking between pedestal and equipment thereon and ground；When rotating horizontal axis, horizontal axis passes through the first bevel gear band Dynamic second bevel-gear rotating, so that threaded rod be driven to rotate, for threaded rod with riffled tube by being threadedly engaged, riffled tube is upward Or move down, so that the second casing and articles holding table be driven to move up, structure is simple, and at low cost and operation is fast It is prompt.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the locking device of podium provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of the first latch hook of the locking device of podium provided by the embodiment of the utility model；

Fig. 3 is the structural schematic diagram of the second latch hook of the locking device of podium provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of podium provided by the embodiment of the utility model；

Fig. 5 is partial enlarged view at the A in Fig. 4；

Fig. 6 is the left view of Fig. 4；

Fig. 7 is the partial enlarged view at the B in Fig. 6.

Icon: 1- pedestal；2- pedal；3- connector；The second latch hook of 4-；5- elastic component；The first latch hook of 6-；7- Pit；8- socket；The second guide surface of 9-；10- flip slot；11- fixing piece；The first guide surface of 12-；13- articles holding table； 14- articulation piece；15- rotary-top part；16- support base；The second casing of 17-；18- first sleeve；19- crank；20- Locating piece；21- idler wheel；22- threaded rod；23- horizontal axis；24- draw runner；25- sliding slot；The second locating part of 26-；27- first Locating part；28- third locating part；29- articulated shaft；30- riffled tube；31- locating part；32- tapered roller bearing； 33- first connecting portion；The second changeover portion of 34-；35- second connecting portion；36- second limits section；37- spring bearing；38- First Transition section；39- first limits section.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Embodiment

Fig. 1 is the structural schematic diagram of the locking device of podium provided by the embodiment of the utility model, and Fig. 2 is that this is practical new The structural schematic diagram of first latch hook of the locking device for the podium that type embodiment provides, Fig. 3 mention for the utility model embodiment The structural schematic diagram of second latch hook of the locking device of the podium of confession, Fig. 4 are podium provided by the embodiment of the utility model Structural schematic diagram, Fig. 5 be Fig. 4 in A locate partial enlarged view, Fig. 6 be Fig. 4 left view, Fig. 7 be Fig. 6 in B at part Enlarged drawing, as shown in figs. 1-7: podium provided by the embodiment of the utility model includes: locking device, support base 16 and glove Platform 13；Locking device includes pedestal 1, and 1 bottom of pedestal is equipped with idler wheel 21, and support base bottom is connected on the pedestal 1 of locking device, Articles holding table 13 is connected to 16 top of support base；Locking device further includes connector 3, is hinged with pedal 2 on the upside of pedestal 1, under pedestal 1 Side is hinged with opening upwards or the first downward latch hook 6, and elastic component 5 is connected between the first latch hook 6 and pedestal 1, is set on pedestal 1 There is through-hole, connector 3 passes through the through-hole on pedestal 1, and both ends are hinged with pedal 2 and the first latch hook 6 respectively, 1 lower section of pedestal Ground is equipped with and matched second latch hook 4 of the first latch hook 6, when the second latch hook 4 is fixed with ground, the opening of the second latch hook 4 Direction is opposite with the first latch hook 6；First latch hook 6 include first connecting portion 33, First Transition section 38 and first limit section 39, first 33 one end of interconnecting piece and the downside of pedestal 1 are hinged, and the other end and the bending of First Transition section 38 connect, and First Transition section 38 is far from the One end of one interconnecting piece 33 is connected with the first limit bending of section 39；The free end of first limit section 39 is equipped with the first guide surface 12, First guide surface 12 by first limit section 39 outside away from First Transition section 38 direction angled transition to first limit The medial surface of section 39；As depicted in figs. 1 and 2,6 opening upwards of the first latch hook, lower section is obliquely installed first connecting portion 33 to the left, the In 33 lower end of first connecting portion, the first limit section 39 is connected to 33 left end of first connecting portion and upward for one changeover portion, 38 horizontal connection Bending, the first guide surface 12 is by being located at the lateral surface on the left of the first limit section 39 to the medial surface for being located at 39 right side of the first limit section Upward angled transition；Second latch hook 4 includes second connecting portion 35, the second changeover portion 34 and the second limit section 36, second connecting portion 35 one end are connect with ground, and the other end and the bending of the second changeover portion 34 connect, and the second changeover portion 34 is far from second connecting portion 35 One end is connected with the second limit bending of section 36；Second limit section 36 free end be equipped with the second guide surface 9, the second guide surface 9 by The medial surface that the outside of second limit section 36 limits section 36 to second away from the direction angled transition of the second changeover portion 34；Such as Shown in Fig. 1 and Fig. 3, Open Side Down for the second latch hook 4, and second connecting portion 35 is vertically arranged, and the second changeover portion 34 is connected to the second company It bends at the top of socket part 35 and to the right, the second limit section 36 is connected to 35 right end of second connecting portion and bends downward, the second guiding Face 9 tilts down transition by lateral surface to the medial surface for being located at 36 left side of the second limit section for being located at 36 right side of the second limit section； As shown in Figure 1, the first latch hook 6 is located at 4 right side of the second latch hook when initial state, the first guide surface 12 and the second guide surface 9 are opposite Setting and on sustained height, the first guide surface 12 and the second guide surface 9 are parallel to each other, and move horizontally pedestal 1 to the left, and first leads It is contacted to face 12 with the second guide surface 9, continues to be moved to the left pedestal 1, the first latch hook 6 rotates down, until the first limit section 39 Into between the second limit section 36 and second connecting portion 35, elastic component 5 resets the first latch hook 6, the first latch hook 6 and the second latch hook 4 stable bonds；Support base 16 include the first sleeve 18 on the pedestal 1 and be located at first sleeve 18 it is interior and with first sleeve 18 The second casing 17 being slidably connected along the vertical direction is turnably installed with horizontal axis 23, the second casing 17 in 18 side wall of first sleeve It is inside connected with the riffled tube 30 being arranged along the vertical direction, passes through in riffled tube 30 and has been threadedly engaged threaded rod 22, horizontal axis 23 One end far from 18 side wall of first sleeve is equipped with the first bevel gear, and 22 bottom end of threaded rod is equipped with the second bevel gear, the first bevel gear It cooperates with the second bevel gear.Second latch hook 4 is fixed relative to ground, including the second latch hook 4 is hinged but locked with ground, And second latch hook 4 situations such as being fixedly connected with the ground in itself.

Podium provided by the embodiment of the utility model, when Open Side Down for 6 opening upwards of the first latch hook, the second latch hook 4, Pedestal 1 is moved horizontally, keeps the first latch hook 6 close to the second latch hook 4, the first guide surface 12 is contacted with the second guide surface 9, continues to move Moving base 1, the first guide surface 12 are slided along the second guide surface 9, and the first latch hook 6 rotates down, until the first limit section 39 enters Between second limit section 36 and second connecting portion 35, elastic component 5 resets the first latch hook 6, and the first latch hook 6 and the second latch hook 4 are steady It is fixed to combine；Similarly, Open Side Down when the first latch hook 6, the second 4 opening upwards of latch hook when, move horizontally pedestal 1, make the first lock Hook 6 is close to the second latch hook 4, and the first guide surface 12 is contacted with the second guide surface 9, continues to move to pedestal 1,12 edge of the first guide surface The sliding of second guide surface 9, the first latch hook 6 are rotated up, until the first limit section 39 enters the second limit section 36 and connect with second Between portion 35, elastic component 5 resets the first latch hook 6,4 stable bond of the first latch hook 6 and the second latch hook.In both the above mode, Due to elastic component 5 have make the first latch hook 6 keep original state elastic force, unless there are vertical direction external force by the first latch hook 6 from It is removed in second latch hook 4, otherwise the first latch hook 6 and the second latch hook 4 remain tight fit, to realize pedestal 1 and thereon Equipment and ground between stabilization locking；When rotating horizontal axis 23, horizontal axis 23 drives the second umbrella tooth rotation by the first bevel gear It is dynamic, so that threaded rod 22 be driven to rotate, threaded rod 22 and riffled tube 30 by being threadedly engaged, riffled tube 30 it is upward or to Lower movement, so that the second casing 17 and articles holding table 13 be driven to move up, structure is simple, and at low cost and operation is fast It is prompt.

Further, second connecting portion 35 with second limit section 36 between at a distance from and first limit 34 thickness of section coincide, or Person's first connecting portion 33 with first limit section 39 between at a distance from and second limit section 36 thickness coincide, to avoid the first latch hook 6 And second occur between latch hook 4 it is opposite shake, to guarantee the stability that the first latch hook 6 and the second latch hook 4 combine.

Further, elastic component 5 is between the first latch hook 6 and the hinged place and connector 3 of pedestal 1.As shown in Figure 1, Elastic component 5 is located at the first latch hook 6 on the left of the hinged place of pedestal 1, and connector 3 is located at 5 left side of elastic component.Due to 3 phase of connector It is farther with the hinged place of pedestal 1 for 5 the first latch hook of distance 6 of elastic component, so that the arm of force is longer, when upper lift or lower pedal 2 The required torque overcome is smaller.

Further, the width in the horizontal direction of the first latch hook 6 and the second latch hook 4 is all larger than equal to 30mm, this implementation 200mm is selected in example, is separated with preventing the first latch hook 6 and the second latch hook 4 from misplacing.

Further, elastic component 5 can be gas spring and wire spring etc..

Further, when the second latch hook 4 is fixed with ground, 6 opening upwards of the first latch hook, Open Side Down for the second latch hook 4.

Further, subsurface be equipped with the matched latch hook placing groove 7 of the second latch hook 4,4 lower hinge of the second latch hook is in lock On the side wall of hook placing groove 7, and 4 top of the second latch hook bends towards 7 side of latch hook placing groove.So as to not use the second latch hook It is put it into when 4 in latch hook placing groove 7, avoids occupying the above space in ground.And since 4 lower hinge of the second latch hook is in latch hook On the side wall of placing groove 7, the second latch hook 4 will not topple over to away from the side of latch hook placing groove 7, ensure that the first latch hook 6 and the Stability when two latch hooks 4 connect.

Further, the lateral wall of the second latch hook 4 is equipped with flip slot 10, consequently facilitating staff is by the second latch hook 4 It raises.

Further, fixing piece 11 is hinged on the lateral wall of the second latch hook 4, fixing piece 11 is located at the second latch hook 4 and lock Above 7 side wall junction of hook placing groove, fixing piece 11 is detachably connected with ground.Fixing piece 11 is in plate-like structure, and bottom It is bonded completely with ground, to guarantee stability of the fixing piece 11 in conjunction with ground.Fixing piece 11 is fixed by bolts in ground, Gu Part 11 is determined second latch hook 4 is completely relatively fixed with ground, to avoid the first latch hook 6 unstable when connecting with the second latch hook 4 The case where.

Further, part convex of the part more than the lateral wall ground of second connecting portion 35 relative to below ground When out, to guarantee in the rotation to latch hook placing groove 7 of the second latch hook 4, the lateral wall of second connecting portion 35 and ground maintain an equal level, to keep away Exempt to trip people.

Further, when fixing piece 11 is in plate-like structure, the lateral wall of the second connecting portion 35 where fixing piece 11 Part more than ground is equal to the thickness of fixing piece 11 relative to the thickness that the part of below ground outwardly protrudes, to guarantee second When in the rotation to latch hook placing groove 7 of latch hook 4,11 upper surface of fixing piece maintains an equal level with ground just, thus make ground even, it is more beautiful It sees, and will not collide with to people or equipment generation.

Further, 7 bottom of latch hook placing groove is equipped with socket 8.Socket 8 is placed in latch hook placing groove 7, is avoided to install Socket 8 additionally digs groove elsewhere, while the second latch hook 4 has protective effect to socket 8, and the setting of socket 8 is convenient for The electrical equipments such as the computer on podium etc. take electricity.

Further, the minimum number of idler wheel 21 is three, and each idler wheel 21 is perfectly even distributed in the bottom sides of pedestal 1 Edge, idler wheel 21 are preferably universal wheel.

Further, the top of support base 16 is slidably connected with 13 bottom surface of articles holding table, so that can be along setting at the top of support base 16 13 bottom surface of object platform is opposite to be slided；16 top of support base is hinged with 13 bottom surface of articles holding table, so that articles holding table 13 can be with respect to support base 16 It rotates upwardly and downwardly；16 top of support base is connect with 13 bottom surface rotary type of articles holding table, so that articles holding table 13 can planar turn at it It is dynamic.The connection type of 16 top of support base and 13 bottom surface of articles holding table is also possible to two kinds or three in three of the above connection type The combination of kind.

Further, 16 top rotary type of support base is connected with rotary-top part 15, and rotary-top part 15 can be around vertical Axis rotation is hinged with articulation piece 14 at the top of rotary-top part 15, and articulation piece 14 can be rotated around horizontal axis, articulation piece 14 with The bottom surface of articles holding table 13 is slidably connected.Articulation piece 14 and the bottom surface of articles holding table 13 are slidably connected, and are conducive to the disabled person of wheelchair Scholar pulls out articles holding table 13, and leg is placed under articles holding table 13, and articles holding table 13 will not cannot be close to individuals with disabilities because of wheelchair The upper part of the body, cause interfere give a lecture.

It preferably, is the cavity structure that section is rounded at the top of support base 16,15 lower part of rotary-top part is placed in cavity knot In structure, 15 bottom surface center of rotary-top part is equipped with axis, and tapered roller bearing 32, axis and taper roller axis are fixed in cavity structure It holds 32 inner rings to be fixedly connected, the conical surface opening upwards that the roller of tapered roller bearing 32 is formed can bear downward axial force.

It preferably, is the cavity structure that section is rounded at the top of support base 16,15 lower part of rotary-top part is placed in cavity knot In structure, thrust ball bearing, the blowout patche of thrust ball bearing and the bottom of rotary-top part 15 are fixed in the cavity structure of support base 16 Portion is fixedly connected, and the seat ring of thrust ball bearing is fixedly connected with the inner wall of the cavity structure of support base 16.

Further, the side wall of rotary-top part 15 is equipped with first positioning hole, and the side wall of support base 16 is equipped with to be determined with first Corresponding first limit hole in position hole is equipped with the first locating part 27 in the first limit hole, and one end of the first locating part 27 screws in first In location hole.First locating part 27 is preferably handle screw, is had and spiral shell outside handle screw in the first limit hole and first positioning hole The matched internal screw thread of line.

Further, articulation piece 14 and the top of rotary-top part 15 pass through jointly one horizontally articulated shaft 29 by the two Rotation connection.Articulation piece 14 is preferably two, and two articulation pieces 14 are oppositely arranged on 15 two sides of rotary-top part.On articulation piece 14 It is equipped with one or more second limit hole around articulated shaft 29, is equipped with one or more around articulated shaft 29 on rotary-top part 15 The is equipped in second location hole corresponding with the second limit hole, at least one second location hole and the second limit hole corresponding thereto Two locating parts 26, the quantity of second location hole and at least one of the second limit hole be it is multiple, can be with guarantee articles holding table 13 Around 29 multi-angle regulation of articulated shaft.

Further, articulation piece 14 is connected with sliding slot 25, and 13 bottom surface of articles holding table is equipped with and the matched draw runner 24 of sliding slot 25.It is sliding The section of item 24 is preferably in the shape of a " convex ", and groove-like structure corresponding with draw runner 24 is equipped in sliding slot 25.It should be noted that draw runner 24 and the position of sliding slot 25 can be interchanged；In addition, two groups of sliding slots 25 are parallel to each other when articulation piece 14 is two.

Further, when sliding slot 25 is connect with articulation piece 14, sliding slot 25 is equipped with third limit hole, in third limit hole Equipped with third locating part 28, third locating part 28 passes through third limit hole and is against on draw runner 24, preferred discontinuous on draw runner 24 Equipped with third location hole corresponding with third locating part 28, so that sliding slot 25 and draw runner 24 is relatively fixed.Third locating part 28 Preferably handle screw, by being threadedly engaged in third limit hole and third location hole.

Preferably, one of 17 outer wall of the second casing and the inner wall of first sleeve 18 surface are equipped with vertical gib block, Another one surface is equipped with guide groove corresponding with gib block, and gib block is slidably connected with guide groove.

Preferably, the intracavity section of first sleeve 18 is in non-circular, outer profile and the first sleeve 18 of the second casing 17 Inner cavity matches, so that threaded rod 22 be avoided to drive the second casing 17 to rotate together when rotating.

Further, horizontal axis 23 is connected with crank 19 or handwheel far from one end of the first bevel gear, is convenient for operator Rotate horizontal axis 23.

Further, crank 19 or handwheel and 23 detachable connection of horizontal axis, are preferably keyed, convenient for not needing Crank 19 or handwheel are removed when getting higher to podium in time, in order to avoid influence beauty when speech.

Further, as shown in figure 4, horizontal axis 23 is combined with spring bearing 37, spring bearing 37 at the first bevel gear Inner ring be fixedly connected with horizontal axis 23, the outer ring of spring bearing 37 is fixedly connected with pedestal 1.Spring bearing 37 can be effectively prevented The run-off the straight by the downward extruding force of threaded rod 22 of horizontal axis 23.

It further, further include locating part 31, horizontal axis 23 is fixedly connected with locating piece 20 far from one end of the first bevel gear, One or more limit holes are distributed with around 23 axis of horizontal axis on locating piece 20, be distributed on the side wall of first sleeve 18 one or Multiple location holes corresponding with limit hole on locating piece 20, locating part 31 pass through limit hole and are fixed in location hole.Work as limit When hole or limit hole are multiple, finer adjusting can be carried out to the height of podium, utmostly meet speaker's Use demand.Which limit hole the number of full circle and locating part 31 being rotated according to horizontal axis 23 are finally placed in or which is fixed In the hole of position, the distance of podium height change can be determined.Locating part 31 can be bolt or handle screw etc., limit hole and Location hole inner wall is equipped with internal screw thread corresponding with bolt or handle screw external screw thread.

Further, the side wall of first sleeve 18 is fixed with bearing, and horizontal axis 23 is connected to the bearing inner race.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of podium characterized by comprising locking device, support base and articles holding table；

The locking device includes pedestal, and the base bottom is equipped with idler wheel, and the support base bottom is connected to the locking dress On the pedestal set, the articles holding table is connected at the top of the support base；

The locking device further includes connector, and pedal is hinged on the upside of the pedestal, be hinged on the downside of the pedestal opening to The first upper or downward latch hook is connected with elastic component between first latch hook and the pedestal, the pedestal is equipped with through-hole, The connector passes through the through-hole on the pedestal, and both ends are hinged with the pedal and first latch hook respectively, the base The ground of seat lower section is equipped with and matched second latch hook of first latch hook, when second latch hook and fixed ground, institute The opening direction for stating the second latch hook is opposite with first latch hook；

First latch hook includes first connecting portion, First Transition section and the first limit section, described first connecting portion one end and institute The downside for stating pedestal is hinged, and the other end and First Transition section bending connect, and the First Transition section connects far from described first One end of socket part and the first limit section bending connect；

The free end of the first limit section is equipped with the first guide surface, the outside that first guide surface limits section by described first The medial surface for limiting section to described first away from the direction angled transition of the First Transition section；

Second latch hook includes second connecting portion, the second changeover portion and the second limit section, described second connecting portion one end and ground Face connection, the other end and second changeover portion bending connect, the described one end of second changeover portion far from the second connecting portion It is connected with the second limit section bending；

The free end of the second limit section is equipped with the second guide surface, the outside that second guide surface limits section by described second The medial surface for limiting section to described second away from the direction angled transition of second changeover portion；

The support base include the first sleeve on the pedestal and be located at the first sleeve it is interior and with the first set The second casing for being slidably connected along the vertical direction is managed, is turnably installed with horizontal axis in the first sleeve side wall, described second set It is connected with the riffled tube being arranged along the vertical direction in pipe, passes through in the riffled tube and has been threadedly engaged threaded rod, the cross Axis far from first sleeve side wall one end be equipped with the first bevel gear, the threaded rod bottom end be equipped with the second bevel gear, described first Bevel gear and second bevel gear cooperate.

2. podium according to claim 1, which is characterized in that between the second connecting portion and the second limit section Distance and the first limit section thickness coincide or the first connecting portion between the first limit section at a distance from and it is described The thickness of second limit section coincide.

3. podium according to claim 1 or 2, which is characterized in that the elastic component is located at first latch hook and institute It states between the hinged place of pedestal and the connector.

4. podium according to claim 1 or 2, which is characterized in that described when second latch hook and fixed ground First latch hook opening upwards, Open Side Down for second latch hook.

5. podium according to claim 4, which is characterized in that subsurface is equipped with and the matched latch hook of the second latch hook Placing groove, the second latch hook lower hinge is on the side wall of the latch hook placing groove, and second latch hook top bends towards institute State latch hook placing groove side.

6. podium according to claim 5, which is characterized in that the lateral wall of second latch hook is equipped with flip slot.

7. podium according to claim 6, which is characterized in that be hinged with fixation on the lateral wall of second latch hook Part, the fixing piece is located at second latch hook and the latch hook is placed above groove sidewall junction, the fixing piece and ground It is detachably connected.

8. podium according to claim 1, which is characterized in that rotary type is connected with rotary-top at the top of the support base Part, the rotary-top part can be rotated around vertical axis, be hinged with articulation piece, the articulation piece at the top of the rotary-top part It can be rotated around horizontal axis, the bottom surface of the articulation piece and the articles holding table is slidably connected.

9. podium according to claim 1, which is characterized in that the horizontal axis is combined with support at the first bevel gear Bearing, the inner ring of the spring bearing are fixedly connected with the horizontal axis, the outer ring of the spring bearing and the fixed company of the pedestal It connects.

10. according to claim 1, podium described in any one of 2,5,6,7,8 and 9, which is characterized in that further include limit Part, the horizontal axis are fixedly connected with locating piece far from one end of first bevel gear, around the horizontal axis axis on the locating piece One or more limit holes are distributed in line, be distributed on the side wall of the first sleeve one or more on the locating piece The corresponding location hole of through-hole, the locating part pass through limit hole be fixed in location hole.