CN208207495U - A kind of support device and projector - Google Patents

Abstract

The utility model relates to projector apparatus field more particularly to a kind of support device and projectors.Support device includes the shell for offering accommodating cavity, the adjusting component for being used to support shell and the shockproof assembly for preventing from adjusting component vibration.Shockproof assembly includes the shockproof part for connecting shell and adjusting the annular side plate of component and be connected to shell and be located in accommodating cavity；Annular side plate and shell surround to form the placing chamber with an opening, rotation space are formed between annular side plate and shockproof part, shell offers the first perforation；It adjusts component to include the regulating wheel in rotation space and adjust foot, shockproof part compresses regulating wheel to limit the displacement that up and down direction occurs for regulating wheel.It adjusts foot one end and extends placing chamber from the first perforation, the other end is threadedly coupled with regulating wheel.Support device further includes the driving wheel for driving regulating wheel to rotate.The utility model can crevice projection angle that is accurate and being conveniently adjusted projector, and adjustment process is steady.

Description

A kind of support device and projector

Technical field

The utility model relates to projector apparatus field more particularly to a kind of support device and projectors.

Background technique

Projector is the precision instrument for integrating light, mechanical, electrical complication system, as a kind of large screen projection equipment, Concert, commercial affairs, meeting, in terms of be widely used.

Currently, projector is usually provided with support device on shell, projector is used to support in carrying out in desk tops Projection.Support device includes the adjusting foot of adjustable length, with the length for adjusting foot relative projector is overregulated, realizes projector There is a suitable elevation angle relative to supporting surface, so that projector be made to have suitable crevice projection angle or height.This regulative mode The adjusting for adjusting foot and foot length being adjusted need to be usually rotated, the weight of projector is born due to adjusting foot, rotation is adjusted Foot is not only relatively elaborate, and in the rotation process for adjusting foot, projector is easy to cause to shake, to influence projection effect Fruit.

Utility model content

The purpose of this utility model is to provide a kind of elevation angle support devices, it is intended to which the elevation angle for solving projector adjusts inconvenience And the jiggly problem of adjustment process.

The utility model is realized in this way a kind of support device, shell, the rotation connection shell including tiling setting The adjusting component and the connection shell of body are simultaneously pressed on the adjusting component and are used to prevent the adjusting component opposite The shockproof part that the shell shakes；The support device further includes connecting the shell and being located at the shell and described anti- The annular side plate between part is shaken, the annular side plate and the shell surround to form the accommodating cavity with an opening, the shell On offer the first perforation of the perforation accommodating cavity, the adjustings component including being rotatably dispose on the accommodating cavity accent and The regulating wheel that is limited between the shockproof part and the annular side plate and it is located in the accommodating cavity and one end is from described the The adjusting foot of the accommodating cavity is extended in one perforation, the regulating wheel be sheathed on the other end for adjusting foot and with the adjusting Foot is threadedly coupled；The support device further includes being rotatablely connected the shell and being located at the adjusting component side and be used to drive The driving wheel of the regulating wheel rotation.

Further, the second perforation of the perforation accommodating cavity, the adjusting group are offered at the core wheel of the regulating wheel Part further include with it is described second perforation interference fit connector sleeve, it is described adjust foot one end be built in the connector sleeve and with institute State connector sleeve threaded connection.

Further, the shockproof part includes the shockproof plate and the connection shockproof plate for being connected to the regulating wheel wheel face With two connecting plates of the shell, the shockproof plate is pressed on biperforate aperture；Each one end of the connection board connection The shockproof plate, the other end connect the shell.

Further, it is convexly equipped with and multiple abuts with the regulating wheel wheel face towards the regulating wheel in the plate face of the shockproof plate Shockproof head, the shape of the shockproof head is hemispherical.

Further, it is offered on the shockproof plate and adjusts the third worn out perforation for described, the third perforation Aperture side is sheathed on the adjusting foot and the limit sleeve that abuts with the connector sleeve towards extending to form in second perforation.

Further, the limit plate being connected on the limit sleeve, the limit sleeve is located at the limit plate to be prevented with described It shakes between plate, is offered on the limit plate inside the connection limit sleeve and for limiting the relatively described limit of adjusting foot The limit hole of plate rotation, the limit plate are movably set in the adjusting foot by the limit hole.

Further, the support device further includes being rotatablely connected the shell and being located at the adjusting component side to be used in combination In the driving wheel for driving the regulating wheel rotation.

Further, it is provided with the pedestal for being used to support the driving wheel on the shell and is connected on the pedestal Connecting column, the driving wheel includes the sliding tooth for being rotatablely connected the connecting column and being engaged with the regulating wheel by external gear It takes turns and is rotatablely connected the connecting column and the driving idler wheel for driving the sliding tooth wheel rotation, the driving idler wheel are located at Between the pedestal and the driving gear.

Further, the driving idler wheel and driving gear integrated molding and rotational support is on the pedestal, institute The all sides for stating driving idler wheel offer several for anti-skidding recessed portion, are offered in the plate face of the annular side plate for branch The accommodation groove of the driving idler wheel is supportted, described driving idler wheel one end is supported in the slot bottom of the accommodation groove and spy extends into the appearance Chamber is set, the driving idler wheel other end visits the shell side for stretching out the shell.

Further, including support device as described above, the projector further include matched with the shell it is upper Shell, for the support device between the shell and the upper housing, the projector further includes being arranged in the upper casing The sheathing of body and the housing junction, one end of the driving idler wheel is visited from the sheathing stretches out the shell.

The utility model compared with the existing technology have the technical effect that the regulating wheel can rotate in rotation space, Due to being to be threadedly engaged between adjusting foot and regulating wheel, driving wheel is driven to rotate at exposed mouth by manpower, then by driving wheel Regulating wheel rotation is driven, adjusting foot can move relative to shell, and regulating wheel and the threaded connection adjusted between foot can be accurate The elongation of foot is adjusted, and regulating wheel is limited in the rotation space between the annular side plate and the shockproof part, To beat with respect to shell, avoid the vibration of shell, make the projection of projector in the rotation process of regulating wheel Process is steady, reliably.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the provided projector of the utility model embodiment.

Fig. 2 is the explosive view of the projector of Fig. 1.

Fig. 3 is the partial enlarged view at the projector A of Fig. 2.

Fig. 4 is the structural schematic diagram of the shell of Fig. 1.

Fig. 5 is the structural schematic diagram of the adjusting component and driving wheel of Fig. 3.

Fig. 6 is the explosive view of Fig. 5.

Fig. 7 is the structural schematic diagram of the shockproof part of Fig. 6.

Numbering in the drawing relationship corresponding with title is as follows:

110, projector；100, support device；101, lower case；102, upper housing；103, decoration；10, component is adjusted； 20, driving wheel；30, shockproof part；104, pedestal；105, connecting column；106, annular side plate；107, stiffening plate；108, the first perforation； 109, accommodating cavity；11, regulating wheel；12, foot is adjusted；21, gear is driven；22, idler wheel is driven；221, recessed portion；31, shockproof plate； 32, connecting plate；33, engaging lug；311, third is perforated；13, connector sleeve；131, tread plate；111, the second perforation；121, it adjusts Bar；122, supporting block；123, silica gel；312, shockproof head；41, accommodation groove；103, sheathing；10b, accommodating cavity；10a, shell；

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " thickness ", "upper", "lower", " vertical ", " parallel ", The orientation or positional relationship of the instructions such as "bottom", " angle " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching State the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore should not be understood as limiting the present invention.

In the present invention unless specifically defined or limited otherwise, the terms such as term " installation ", " connection " should be done extensively Reason and good sense solution may be a detachable connection for example, it may be being fixedly connected, or integral；It can be mechanical connection, it can also be with It is electrical connection；Can be directly connected, can also indirectly connected through an intermediary, can be connection inside two elements or The interaction relationship of two elements.

It please refers to Fig.1 to Fig.3, the utility model embodiment provides a kind of support device 100 and the projection with it Machine 110.

The support device 100 includes offering the shell 10a of accommodating cavity 10b, being used to support the adjusting of the shell 10a Component 10 and for prevent it is described adjusting component 10 shake shockproof assembly (not shown).Projector 110, which is typically placed in, to do On public desktop, shell 10a is directly contacted with desktop.The adjusting component 10 can be used to adjustment housings 10a and desk tops it Between angle, so that projector 110 be allowed to obtain suitable crevice projection angle.Shell 10a includes the lower casing being supported in desk tops Body 101 and the upper housing 102 being covered in lower case 101.

Fig. 4 to fig. 6 is please referred to, the shockproof assembly includes for connecting the lower case 101 and the adjusting component 10 Annular side plate 106 and be connected to the lower case 101 and be located at the accommodating cavity 10b in shockproof part 30；The annular Side plate 106 and the lower case 101 surround to form the placing chamber 109 with an opening, the annular side plate 106 with it is described shockproof Rotation space (not shown) is formed between part 30, annular side plate 106 connects lower lower case 101.The lower case 101 is in its bottom Portion offers the first perforation 108 penetrated through from the bottom up to the placing chamber 109；The adjusting component 10 includes being located at described turn In dynamic space and upside is rotated with the shockproof part 30 to abut and regulating wheel 11 that downside is abutted with the annular side plate 106 rotation And the adjusting foot 12 of the lower case 101 is supported by the regulating wheel 11, the shockproof part 30 compresses the regulating wheel 11 to limit the displacement that up and down direction occurs for the regulating wheel 11, and described 12 one end of adjusting foot extends from first perforation 108 The placing chamber 109 out, the other end for adjusting foot 12 are threadedly coupled with the regulating wheel 11；The support device 100 is also Including being rotationally connected with the lower case 101 and driving the rotation of regulating wheel 11 so that the regulating wheel by own rotation 11 driving wheels 20 relatively rotated with the adjusting foot 12, the lower case 101 are opened up in its side wall for outside the driving wheel 20 The exposed mouth (not shown) that dew can push the driving wheel 20 to rotate with manpower.

The stiffening plate of several connections annular side plate 106 and the lower case 101 is provided in the placing chamber 109 107.The stiffening plate 107 can reinforce the connection between annular side plate 106 and lower case 101.It adjusts and is opened up on foot 12 There is external screw thread, internal screw thread is offered in regulating wheel 11, adjusts foot 12 and connected with regulating wheel 11 by internal and external threads.It is threadedly engaged tool There is the features such as accurate height, easy to adjust.

The regulating wheel 11 can rotate in rotation space, due to being that screw thread is matched between adjusting foot 12 and regulating wheel 11 It closes, driving wheel 20 is driven to rotate at exposed mouth by manpower, then drive regulating wheel 11 to rotate by driving wheel 20, adjust 12 meeting of foot It is moved relative to shell 10a, regulating wheel 11 can be accurately adjusted stretching for adjusting foot 12 with being threadedly coupled between foot 12 is adjusted Long amount, and regulating wheel 11 is limited in the rotation space between the annular side plate 106 and the shockproof part 30, thus adjusting In the rotation process of section wheel 11, it will not beat with respect to shell 10a, avoid the vibration of shell 10a, make projector 110 Projection process is steady, reliably.

The second perforation 111 of the perforation placing chamber 109, the adjusting component are offered at the core wheel of the regulating wheel 11 10 further include the connector sleeve 13 being fixedly installed in second perforation 111, and the connector sleeve 13 is sheathed on the adjusting foot 12 Above and with the adjusting foot 12 it is threadedly coupled.

All sides of the connector sleeve 13 are convex to prevent the connector sleeve 13 from rotating relative to the regulating wheel 11 equipped with several Tread plate 131, several tread plates 131 are evenly arranged on all sides of the connector sleeve 13.The connector sleeve 13 It is offered on inner surface for being threadedly coupled the internal screw thread for adjusting foot 12.

The foot 12 that adjusts includes the adjusting rod 121 being threadedly coupled with the regulating wheel 11 and connect the adjusting rod 121 and it is used to support the supporting block 122 of the lower case 101；Described connecting rod one end connects the regulating wheel 11, the other end from The placing chamber 109 and the connection supporting block 122 are extended in first perforation 108.It is opened up on the adjusting rod 121 useful In the external screw thread for being threadedly coupled the connector sleeve 13, the external screw thread extends along the length direction of the adjusting rod 121 from one end To the other end.

The adjusting foot 12 further includes being arranged in the supporting block 122 and for shockproof and anti-skidding silica gel 123.It is described Foot 12 is adjusted when supporting the projector 110, silica gel 123 can increase the frictional force adjusted between foot 12 and desk tops, Stablize to be conducive to the projection of projector 110, the external impacts in adjustment process can also be buffered.

Referring to Fig. 7, the shockproof part 30 includes shockproof plate 31 and the connection institute for being connected to 11 wheel face of regulating wheel Two connecting plates 32 of shockproof plate 31 and the lower case 101 are stated, shockproof 31 gland of plate is in the hole of second perforation 111 Mouthful；Each 32 one end of the connecting plate connects the shockproof plate 31, and the other end connects the lower case 101.Specifically, each connecting plate 32 are additionally provided with the engaging lug 33 that the lower case 101 is connected for screw, engaging lug 33 can be fastened on down by screw On shell 101.

It is convexly equipped with and multiple abuts with 11 wheel face of regulating wheel towards the regulating wheel 11 in the plate face of the shockproof plate 31 The quantity of shockproof head 312, the shockproof head 312 is two and shape is hemispherical.The two shockproof heads 3 are arranged symmetrically.Pass through Shockproof head 312 abuts the regulating wheel 11, not only can prevent regulating wheel 11 from shaking in adjustment process, also reduces tune Frictional force between section wheel 11 and shockproof plate 31.Frictional force between point and face is less than the frictional force between face and face, so that adjusting Section process is more convenient.

The third perforation 311 being pierced by for the adjusting foot 12 is offered on the shockproof plate 31, the third perforation 311 Aperture side is sheathed on the adjusting foot 12 and the limit that abuts with the connector sleeve 13 towards extending to form in second perforation 111 Set 313.Specifically, the limit sleeve 313 be built in it is described second perforation 111, not only further limitation regulating wheel 11 bounce and Vibration, and the regulating wheel 11 is shaft with the limit sleeve 313, to be rotated around it in adjustment process.

The limit plate 314 being connected on the limit sleeve 313, the limit sleeve 313 be located at the limit plate 314 with it is described Between shockproof plate 31, connection 313 inside of limit sleeve is offered on the limit plate 314 and for limiting the adjusting rod 121 limit holes 315 rotated relative to the limit plate 314, the limit plate 314 are movably set in by the limit hole 315 The adjusting rod 121.

The cross-sectional shape of one aspect in the present embodiment, the first perforation 108 and limit hole 315 is rectangular, phase The cross-sectional shape for the adjusting rod 121 answered also is rectangular.The first perforation 108 being square and limit hole 315 are being adjusted respectively The both ends limitation adjusting rod 121 of pole 121 is rotated relative to the lower case 101, so that adjusting rod 121 can only be with respect to lower case 101 make the translation of straight line.In other embodiments, the first perforation 108 and limit hole 315 or other shapes, such as three Angular, the cross-sectional shape of the corresponding adjusting rod 121 is also triangle.

It is provided with the pedestal 104 for being used to support the driving wheel 20 in the lower case 101 and is connected to the pedestal Connecting column 105 on 104, the driving wheel 20 include being rotatablely connected the connecting column 105 and passing through tooth with the regulating wheel 11 It takes turns the driving gear 21 of engagement and is rotatablely connected the connecting column 105 and the driving for driving the driving gear 21 to rotate Idler wheel 22, the driving idler wheel 22 is between the pedestal 104 and the driving gear 21.Specifically, the pedestal 104 Shape is circle.

The driving idler wheel 22 and the driving gear 21 integrated molding and rotational support are on the pedestal 104, at it In its embodiment, driving can also be combined between idler wheel 22 and driving gear 21 by the way of location hole and positioning column. All sides of the driving idler wheel 22 offer several for anti-skidding recessed portion 221, and the recessed portion 221 is rolled in the driving It is evenly arranged between wheel 22, recessed portion 221 can increase operator and drive the frictional force between idler wheel 22.

The accommodation groove 41 for being used to support the driving idler wheel 22, the drive are offered in the plate face of the annular side plate 106 Dynamic 22 one end of idler wheel is supported in the slot bottom of the accommodation groove 41 and spy extends into the placing chamber 109, and the driving idler wheel 22 is another Visit the shell side for stretching out the lower case 101 in one end.By one end of driving idler wheel 22 being arranged in the slot bottom of accommodation groove 41, When rotate driving idler wheel 22,22 energy smooth rotation of driving idler wheel improves degree of regulation.

In the present embodiment, the adjusting component 10 of projector 110 and the quantity of driving wheel 20 are two, and in lower It is arranged symmetrically on shell 101.The projector 110 further includes two sheathings 103 being arranged at exposed mouth, each driving rolling One end of wheel 22 is visited from the sheathing 103 stretches out the lower lower case 101.The existing decoration function of the sheathing 103, moreover it is possible to Prevent dust from entering inside projector 110.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of support device, it is characterised in that: including the adjusting group for offering the shell of accommodating cavity, being used to support the shell Part and for prevent it is described adjusting component shake shockproof assembly, the shockproof assembly includes for connecting the shell and institute The shockproof part for stating the annular side plate for adjusting component and being connected to the shell and being located in the accommodating cavity；The annular side plate It surrounds to form the placing chamber with an opening with the shell, it is empty that rotation is formed between the annular side plate and the shockproof part Between, the shell offers the first perforation penetrated through from the bottom up to the placing chamber in its bottom；The adjusting component includes In the rotation space and the rotation of upside and the shockproof part abuts and tune that downside is abutted with annular side plate rotation Section wheel and the adjusting foot that the shell is supported by the regulating wheel, the shockproof part compress the regulating wheel to limit The displacement that up and down direction occurs for regulating wheel is stated, the placing chamber is extended from first perforation in described adjusting foot one end, described The other end for adjusting foot is threadedly coupled with the regulating wheel；The support device further includes being rotationally connected with the shell and passing through Own rotation drives the regulating wheel to rotate so that the driving wheel that the regulating wheel and the adjusting foot relatively rotate, the shell Body is opened up in its side wall for the exposed exposed mouth that can push the driving wheel rotation with manpower of the driving wheel.

2. support device as described in claim 1, it is characterised in that: offer the perforation appearance at the core wheel of the regulating wheel The second perforation of chamber is set, the component that adjusts further includes the connector sleeve with the second perforation interference fit, the adjusting foot One end is threadedly coupled with the connector sleeve.

3. support device as claimed in claim 2, it is characterised in that: the shockproof part includes being connected to the regulating wheel wheel face Shockproof plate and be separately connected two connecting plates of the shockproof plate Yu the shell, the shockproof plate gland is worn in described second The aperture in hole；Each one end of the connection board connects the shockproof plate, and the other end connects the shell.

4. support device as claimed in claim 3, it is characterised in that: towards the regulating wheel projection in the plate face of the shockproof plate There are multiple shockproof heads abutted with the regulating wheel wheel face, the quantity of the shockproof head is two and shape is hemispherical.

5. support device as claimed in claim 3, it is characterised in that: offered on the shockproof plate reciprocal for the adjusting foot By third perforation, the aperture side of third perforation is sheathed on the adjusting foot one towards extending to form in second perforation End and the limit sleeve abutted with the connector sleeve.

6. support device as claimed in claim 5, it is characterised in that: the shockproof assembly further includes being sheathed on the adjusting foot One end and the limit plate for being connected to the limit sleeve, the limit sleeve are described between the limit plate and the shockproof plate The limit hole rotated for limiting the adjusting foot relative to the limit plate is offered on limit plate.

7. support device as claimed in any one of claims 1 to 6, it is characterised in that: be provided with and be used to support on the shell The pedestal of the driving wheel and the connecting column being connected on the pedestal, the driving wheel include being rotatablely connected the connecting column And the driving gear and the rotation connection connecting column that are engaged by gear with the regulating wheel and for driving the driving The driving idler wheel of gear rotation, the driving idler wheel are located between the pedestal and the driving gear.

8. support device as claimed in claim 7, it is characterised in that: the driving idler wheel and the driving gear are integrally formed And rotational support on the pedestal, offered in the plate face of the annular side plate be used to support it is described driving idler wheel accommodating Slot, described driving idler wheel one end is supported in the slot bottom of the accommodation groove and spy extends into the accommodating cavity, the driving idler wheel The other end is visited from the exposed mouth stretches out the shell.

9. support device as claimed in claim 7, it is characterised in that: all sides of the driving idler wheel offer several uniform It arranges and is used for anti-skidding recessed portion.

10. a kind of projector, it is characterised in that: including support device as described in any one of claims 1-9, the shell Upper housing including lower case and with the lower casing mates；The two adjusting groups are symmetrically arranged in the lower case Part, two shockproof assemblies and two driving wheels, the projector further include being separately positioned at two exposed mouths Two sheathings.