CN209202431U - It is a kind of can automatic accomodation tables and chairs combination - Google Patents

Abstract

The utility model discloses it is a kind of can automatic accomodation tables and chairs combination, belong to the technical field of desk-chair set, including desk body, the lower rotation of the desk body is provided at least one lead screw, the axis direction of lead screw and the side of desk body are perpendicular, and lead screw is equipped with the Power Component for driving its positive and negative rotation and is arranged with matched nut on lead screw；It further include vehicle frame, the vehicle frame can be moved along the axis direction of the lead screw, vehicle frame is connect and on vehicle frame equipped with seat matched with the desk body with the nut, can be realized desk surrounding chair can automatic accomodation or expansion, it is time saving and energy saving to achieve the purpose that.

Description

It is a kind of can automatic accomodation tables and chairs combination

Technical field

The utility model belongs to the technical field of desk-chair set, in particular to it is a kind of can automatic accomodation tables and chairs group It closes.

Background technique

In our daily life, tables and chairs are essential tools in life, and it is many convenient to provide people.

Certainly, growing with national economy, people's lives level is also continuously improved, and the daily amusement of people is living It is dynamic also to have obtained diversification, meanwhile, the requirement to recreational facilities is also higher and higher.Mahjong has had long history, from The hand rubbing mahjong most started has gradually been converted to machine fiber crops table, machine fiber crops table can automatic card shuffling play a card, pole is provided to user Big convenience, the machine fiber crops table for most of regions be its surrounding equipped with chair (mahjong need four people simultaneously into Row), to form the pattern of four chair of a desk, and in routine maintenance procedure, still have the following deficiencies: that people use every time After machine fiber crops table, needs manually to return four chairs and release original, it is time-consuming and laborious；Equally, it is also required to each chair every time manually It moves out to appropriate location, then carries out mahjong, it is also time-consuming and laborious；People are unable to satisfy to want the height of machine fiber crops table degree easy to use It asks.

Utility model content

In view of this, in order to solve the above problems existing in the present technology, the utility model provides one kind and can receive automatically Receive tables and chairs combination can be realized desk surrounding chair can automatic accomodation or expansion, it is time saving and energy saving to achieve the purpose that.

The technology employed by the present utility model is it is a kind of can automatic accomodation tables and chairs combination, including desk body, the table The lower rotation of body is provided at least one lead screw, and the axis direction of lead screw and the side of desk body are perpendicular, and lead screw is equipped with drive It moves and is arranged with matched nut on the Power Component of its positive and negative rotation and lead screw；It further include vehicle frame, the vehicle frame can edge The axis direction of the lead screw moves, and vehicle frame is connect and on vehicle frame equipped with seat matched with the desk body with the nut.

Further, the Power Component includes the main motor in the middle part of the desk body, is equipped in the shaft of main motor Master bevel gear；The lead screw sets there are four and is symmetrically arranged in the surrounding of the desk body, and the end of each lead screw is equipped with and institute State the secondary bevel gear that master bevel gear is meshed.

Further, the main motor is connected with the electrical control circuit controlled it, and electrical control circuit includes into switching, back out Close, into limit switch, move back limit switch and power supply, the anode of the main motor by the first conducting wire and the second conducting wire respectively with electricity The anode in source is connected to cathode, and is serially connected with to back out on the first conducting wire and is closed and move back limit switch；The cathode of the main motor passes through Privates and privates are connected to the anode and cathode of power supply respectively, and are serially connected on privates into switching and into limit Switch；It is described into limit switch and to move back limit switch and be set on the vehicle frame and corresponding with the end of the lead screw.

Further, the outside of the lead screw is cased with bellows, and bellows is between the seat and the desk body.

Further, it is arranged with A type shielding cover below the desktop of the desk body, and A type shielding cover is coated on the lead screw Outside；Bit-avoiding slot hole, the chair leg Corresponding matching in bit-avoiding slot hole and the seat are offered on the A type shielding cover.

Further, Type B shielding cover is arranged with below the desktop of the desk body and Type B shielding cover is coated on the lead screw It is external；The seat is equipped with close to the side of Type B shielding cover and folds chair leg, and folding chair leg includes main chair leg and secondary chair leg, described Main chair leg is hinged by articulated shaft with secondary chair leg, and the side of main chair leg is equipped with the block limited to secondary chair leg, and sets on articulated shaft There is torsional spring；The pair chair leg is corresponding with Type B shielding cover.

Further, the seat includes chair body portion and chair leg portion, passes through bearing block between chair body portion and chair leg portion Connection, and the universal rolling wheel of support force is provided equipped with multiple pairs of chair body portions between chair body portion and chair leg portion.

Further, the chair leg portion includes top plate and the chair leg loaded on top plate side, slides and is provided on the top plate Loading plate, loading plate are equipped with the bearing block in the axis direction sliding setting and loading plate along the lead screw.

Further, the inside of the seat is hinged in locker open at one end, and the inside of locker is cased with and it The article placing cabinet to match；Rotation is equipped with main pulley and secondary pulley on the side wall of the locker, leads between main pulley and secondary pulley Gear band transmission connection is crossed, and gear band is equipped with drive block, drive block is connect with the article placing cabinet；The main pulley is equipped The driving motor for driving it to rotate, driving motor are connected with driving circuit.

Further, the driving circuit includes rising switch, drop switch, ceiling bit switch, lower limit bit switch and power supply, institute The anode for stating driving motor is connected to the anode and cathode of power supply respectively by the first driving conducting wire and the second driving conducting wire, and the Drop switch and lower limit bit switch are serially connected on one driving conducting wire；The cathode of the driving motor drives conducting wire and the 4th by third Driving conducting wire is connected to the anode and cathode of power supply respectively, and is serially connected with liter switch and a ceiling bit switch on third driving conducting wire； The ceiling bit switch and lower limit bit switch are set on the side wall of the locker, and respectively with the both ends phase of the drive block It is corresponding.

The utility model has the following beneficial effects:

1. using it is disclosed by the utility model can automatic accomodation tables and chairs combination, pass through Power Component drive screw rod carry out Forward and backward, lead screw and nut composition screw pair simultaneously drive frame movement, to realize that the seat being loaded on vehicle frame can be opposite Desk body, which is stored, is perhaps unfolded that seat is stored or moved out without labor intensive, greatly improves the daily life of people Convenience living, wide adaptation range, such as: it can be applied to chess and card table, machine fiber crops table, there are good market prospects.

2. can realize using main motor and synchronize control to four lead screws, behaviour is synchronized with the seat to desk body surrounding Control, then the electrical control circuit of matching design are available for users to free control, improve the practicability of entire tables and chairs combination and convenient Degree.

3. it is cased with bellows, setting A type shielding cover or Type B shielding cover below the desktop of desk body in the outside of lead screw, On the one hand, lead screw can be blocked, to promote overall appearance aesthetics；On the other hand, can to lead screw and inside Power Component is protected, to play good dust-proof effect.

4. by bearing block connection, it can be achieved that chair body portion flexible rotating between the chair body portion and chair leg portion of seat, meanwhile, It is equipped with the loading plate that can be slided relatively in chair leg portion, chair body portion can be met relative to desk body and carry out front and back fine tuning, to adapt to difference Fat or thin user carries out flexible modulation, is able to ascend the scope of application of tables and chairs combination.

5. being additionally provided with locker and article placing cabinet in the inside of seat, locker can meet the needs of user is to storing, set The lifting of object cabinet, which can meet user, to put object in the top surface of article placing cabinet, and the lifting of article placing cabinet can carry out automatically controlled, province Shi Shengli, it is easy to operate.

Detailed description of the invention

Fig. 1 be it is provided by the utility model can automatic accomodation tables and chairs combination the first embodiment overall structure signal Figure；

Fig. 2 be it is provided by the utility model can automatic accomodation tables and chairs combination second of embodiment overall structure signal Figure；

Fig. 3 be it is provided by the utility model can automatic accomodation tables and chairs combination second of embodiment in A type shielding cover Structural schematic diagram；

Fig. 4 be it is provided by the utility model can automatic accomodation tables and chairs combination the third embodiment in the structure of seat show It is intended to；

Fig. 5 is the partial schematic sectional view of Fig. 4；

Fig. 6 be it is provided by the utility model can automatic accomodation tables and chairs combination the 4th kind of embodiment in the structure of seat show It is intended to；

Fig. 7 be it is provided by the utility model can automatic accomodation tables and chairs combination the 5th kind of embodiment in the structure of seat show It is intended to；

Fig. 8 be it is provided by the utility model can automatic accomodation tables and chairs combination the 6th kind of embodiment in the structure of seat show It is intended to；

Fig. 9 is the A-A of Fig. 8 to schematic cross-sectional view；

Figure 10 is the B-B direction schematic cross-sectional view of Fig. 9；

Figure 11 is the C of Figure 10 to schematic diagram；

Figure 12 be it is provided by the utility model can automatic accomodation tables and chairs combination the first embodiment in electrical control circuit Structural schematic diagram.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the utility model embodiment, it should be noted that indicating position or positional relationship is based on attached drawings Shown in orientation or positional relationship or the utility model product using when the orientation or positional relationship usually put, or Orientation or positional relationship that those skilled in the art usually understand or the utility model product using when usually put Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.In addition, term " first ", " second " are only used for distinguishing description, it is not understood to indicate or imply relative importance.

In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art Language " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect It connects；It can be and be directly connected to, can also be indirectly connected with by intermediary.For the ordinary skill in the art, may be used The attached drawing in the concrete meaning type embodiment of above-mentioned term in the present invention is understood with concrete condition, to the utility model reality The technical solution applied in example is clearly and completely described, it is clear that described embodiment is that the utility model a part is implemented Example, instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with It arranges and designs with a variety of different configurations.

The first embodiment:

As shown in Figure 1, provide it is a kind of can automatic accomodation tables and chairs combination, including desk body 1,1 use of desk body be existing on the market Some machine fiber crops tables, the lower rotation of the desk body 1 are provided at least one lead screw 2, and lead screw 2 is turned by a supporting bearing base Dynamic setting, supporting bearing base are located at the inside of the desk body 1, and the axis direction of lead screw 2 and the side of desk body 1 are perpendicular, and lead screw 2 is matched Equipped with being arranged with matched nut 5 on the Power Component and lead screw 2 for driving its positive and negative rotation, nut 5 and lead screw 2 it Between to constitute 2 nut of lead screw 5 secondary, when lead screw 2 carries out positive and negative rotation, nut 5 can be driven upper in the axis direction of lead screw 2 It moves, thus, the linkage vehicle frame 3 of nut 5 is moved, and vehicle frame 3 can drive towards the desk body 1 or sail out of the desk body 1, to reach Seat 4 is stored or is unfolded；It further include vehicle frame 3, vehicle frame 3 is driven by frame body and four loaded on frame body bottom Driving wheel is constituted, and the vehicle frame 3 can move along the axis direction of the lead screw 2, vehicle frame 3 close to the desk body 1 one end with it is described Nut 5 connects, and nut 5 and vehicle frame 3 are welded to connect integrally, it is preferred that welded connecting can be used, and be equipped with and institute on vehicle frame 3 The matched seat 4 of desk body 1 is stated, four chair legs of seat 4 are welded to connect seat 4 and the machine fiber crops table phase on the surface of vehicle frame 3 Match and can store completely to the desktop of machine fiber crops table, to guarantee that integrally seem ten dividers when not needing using machine fiber crops table It is whole, harmonious.

The Power Component includes the main motor 6 set on 1 middle part of desk body, and main motor 6 is by being set to inside desk body 1 Support plate install fixed and main motor 6 shaft positioned at perpendicular on the vertical direction on ground, fills in the shaft of main motor 6 There is master bevel gear, master bevel gear can follow shaft to rotate；The lead screw 2 sets there are four and is symmetrically arranged in the desk body 1 Surrounding, each lead screw 2 are respectively perpendicular on the surrounding side wall of the desk body 1, the same end of each lead screw 2 be equipped with it is described The secondary bevel gear 32 that master bevel gear is meshed can drive secondary bevel gear 32 same along same direction when master bevel gear rotation Step rotation, secondary bevel gear 32 can drive lead screw 2 to synchronize rotation.

As shown in figure 12, the main motor 6 is connected with the electrical control circuit controlled it, and electrical control circuit can be realized main motor 6 carry out forward and backwards, electrical control circuit include into switch k1, back out pass k2, into limit switch SQ1, move back limit switch SQ2 and power supply, The anode of the main motor 6 is connected to the anode and cathode of power supply respectively by the first conducting wire and the second conducting wire, and the first conducting wire On be serially connected with to back out to close and k2 and move back limit switch SQ2；The cathode of the main motor 6 by privates and privates respectively with The anode of power supply is connected to cathode, and is serially connected on privates into switch k1 and into limit switch SQ1；It is described into limit switch It SQ1 and moves back limit switch SQ2 and is set on the vehicle frame 3, and is corresponding with the end of the lead screw 2, wherein into limit switch SQ1 and to move back limit switch SQ2 be normally closed switch.When seat 4 is unfolded, seat 4 is under the driving of lead screw 2 relative to institute It states desk body 1 to exit, the end of lead screw 2 is equipped with touch head, and with the relative motion of lead screw 2 and vehicle frame 3, touch head can be oppressed It moves back on limit switch SQ2, route is disconnected, seat 4 moves on preset expanded position；Conversely, being stored to seat 4 When, seat 4 enters under the driving of lead screw 2 relative to the desk body 1, and the end of lead screw 2 is equipped with touch head, with 2 He of lead screw The relative motion of vehicle frame 3, touch head can oppress on limit switch SQ1, route disconnected, and seat 4 is in preset On reception position.

The specific operation process of the present embodiment is as follows:

Machine fiber crops table is used by desk body 1 in this present embodiment, when needing to carry out mahjong, need to only be pressed by consumer Under back out and close k2, at this point, the rotation of main motor 6, to drive four lead screws 2 to move synchronously, when lead screw 2 rotates, each seat 4 is The relatively described desk body 1 exits movement, until moving to predetermined position, limit switch is being moved back in the touch head touching of 2 end of lead screw On SQ2,6 stop motion of main motor completes the synchronous expansion movement of each seat 4；Conversely, it is identical as above-mentioned manipulation, it realizes The synchronous storage movement of each seat 4.

Second of embodiment:

As shown in Figure 1, on the basis of the first embodiment, in order to further enhance the aesthetics of entire tables and chairs combination, Bellows 7 is cased in the outside of the lead screw 2, and bellows 7 is between the seat 4 and the desk body 1, bellows 7 One end is against on the side wall of the vehicle frame 3, and the other end is against in the bottom sidewall of the desk body 1.Bellows 7 uses plastic ripple Hose, plastic bellows hose play the role of blocking to lead screw 2, promote whole exterior aesthetics, and the inside of plastic film capicitor It can also be used for being routed, prevent conductor wire is naked to be exposed on the external.It certainly, is also the preferred embodiment of the present embodiment using bellows, also Semicircle plastic lid can be used to be replaced, each lead screw 2 can equally be blocked.

The third embodiment:

As shown in Figure 2 and Figure 3, on the basis of the first embodiment, desk body 1 still uses machine fiber crops table, in order to further mention The aesthetics for rising entire tables and chairs combination, is arranged with A type shielding cover 8, i.e., by 8 sets of A type shielding cover below the desktop of the desk body 1 On the central leg column of machine fiber crops table, and the A type shielding cover 8 is coated on the outside of above-mentioned each lead screw 2, promotes entirety to realize Exterior aesthetics can be also routed in the inside of A type shielding cover 8, prevent conductor wire is naked to be exposed on the external；The A type shielding cover 8 On offer bit-avoiding slot hole 9, the chair leg Corresponding matching in bit-avoiding slot hole 9 and the seat 4, in the present embodiment, the chair leg of seat 4 There are four if, and arrange in a usual manner, four chair legs are divided into two rows of and corresponding arrangement, A type shielding cover 8 using rectangular-shaped and Opened up on its each lateral there are two bit-avoiding slot hole 9, two bit-avoiding slot holes 9 respectively be located at two of 4 front side of seat Chair leg matches, with realize seat 4 when storing below desktop to desk body 1, A type shielding cover 8 will not movement to seat 4 into Row interference.Preferably, in the present embodiment, electric blanket is set on the surface of A type shielding cover 8, is carrying out mahjong for people When amusement, warm oneself to the foot of people.

4th kind of embodiment:

As shown in Figure 4, Figure 5, on the basis of the first embodiment, desk body 1 also uses machine fiber crops table, in order to further enhance The aesthetics of entire tables and chairs combination, be arranged with Type B shielding cover below the desktop of the desk body 1 and Type B shielding cover be coated on it is each The outside of the lead screw 2 covers Type B shielding cover on the central leg column of machine fiber crops table；The seat 4 is close to Type B shielding cover Side, which is equipped with, folds chair leg (i.e. seat 4 is close to the side of the desk body 1), and folding chair leg includes main chair leg 10 and secondary chair leg 11, One end of the main chair leg 10 is fixedly connected with seat 4, and the other end of main chair leg 10 is hinged by articulated shaft with secondary chair leg 11, main The side of chair leg 10 is equipped with the block 12 that limit to secondary chair leg 11, and block 12 is welded to connect in the main chair leg 10, and hingedly It is arranged with torsional spring 13 on axis, under normality, under the action of torsional spring 13, torsional spring 13 can promote secondary chair leg 11 to be resisted against block 12 On, at this point, main chair leg 10 and secondary chair leg 11 are located along the same line, to be assembled into the chair leg of seat 4；When seat 4 needs to store When below to the desktop of desk body 1, when secondary chair leg 11 is under the touching effect of Type B shielding cover, secondary chair leg 11 can be generated accordingly It folds and shape is at a certain angle between the main chair leg 10, prevent the movement to seat 4 from generating interference, to guarantee seat 4 It can store to preset position, meanwhile, when seat 4 exits desk body 1, secondary chair leg 11 resets under the action of torsional spring 13, Secondary chair leg 11 can be on same straight line with main chair leg 10 and complete the splicing of chair leg；The pair chair leg 11 and Type B shielding cover Corresponding, i.e. the height of Type B shielding cover should be less than the length of the secondary chair leg 11.

Preferably, in the present embodiment, electric blanket is set on the surface of Type B shielding cover, is carrying out mahjong for people When amusement, warm oneself to the foot of people.

Further to promote stability of the secondary chair leg 11 when providing support force to seat 4, it is equipped on the surface of vehicle frame 3 With the limiting groove 14 of 11 Corresponding matching of the secondary chair leg, secondary chair leg 11 can be caught under the action of torsional spring 13 to limiting groove In 14.

5th kind of embodiment:

As shown in fig. 6, for the property easy to use for promoting seat 4, realizing seat 4 on the basis of the first embodiment User is able to carry out random rotation, and the seat 4 includes chair body portion 15 and chair leg portion 16, chair body portion 15 and chair leg portion 16 Between connected by bearing block, bearing block is fixedly connected in chair leg portion 16, and between the inner ring of bearing block and chair body portion 15 By a support axis connection, to realize that chair body portion 15 is freely rotated relative to chair leg portion 16, and chair body portion 15 and chair leg portion The universal rolling wheel 17 of support force is provided equipped with multiple pairs of chair body portions 15 between 16.Preferably, in the present embodiment, universal rolling wheel 17 There are four if, and universal rolling wheel 17 is loaded in the bottom surface in chair body portion 15, when chair body portion 15 is relative to chair leg portion 16 When being freely rotated, universal rolling wheel 17 freely rolls in the bottom surface in chair leg portion 16, and universal rolling wheel 17 can be to chair body portion 15 provide good support force.

As shown in fig. 7, further to promote the degree easy to use of seat 4, the chair leg portion 16 includes top plate 18 and is loaded on The chair leg of 18 side of top plate, sliding is provided with loading plate 19 on the top plate 18, and loading plate 19 and chair leg are located at the top The two sides of plate 18, loading plate 19 are equipped with the bearing block in the axis direction sliding setting and loading plate 19 along the lead screw 2.It is excellent Choosing, traveller 20 is housed on loading plate 19, the mode that traveller 20 is connected through a screw thread is installed on the loading plate 19；It is pushing up The bar shaped slide opening 21 to match with the traveller 20 is offered on plate 18, to realize that loading plate 19 is able to carry out relative to top plate 18 It is free to slide；In the specific use process, due to seat 4 it is unfolded to predetermined position just can stop motion, then, for not It with fat or thin consumer, can be finely adjusted by chair body portion 15 relative to chair leg portion 16, to meet the consumer to different physique Good conformity.

6th kind of embodiment:

As shown in Fig. 8-Figure 12, on the basis of the first embodiment, for further promoted seat 4 functional diversity and Practicability is hinged in the inside of the seat 4 in locker 22 open at one end, is equipped on the side wall of locker 22 hinged The both ends of shaft, hinged shaft are fixed on the seat 4 by bearing, and locker 22 can be stored in rotation to institute The seat board lower position of seat 4 is stated, meanwhile, locker 22 provides more storage spaces, the inside of locker 22 to consumer It is cased with matched article placing cabinet 23, article placing cabinet 23 can be moved up and down with respect to locker 22, to promote article placing cabinet 23 Height and position, thus, consumer can directly carry out placing teacup on the top surface of article placing cabinet 23 or other are common Product facilitate convenient degree of the consumer in amusement.

Rotation is equipped with main pulley 25 and secondary pulley 24 on the side wall of the locker 22, main pulley 25 and secondary pulley 24 it Between be sequentially connected by gear band 26, and gear band 26 is equipped with drive block 27, and drive block 27 can follow the work of gear band 26 to rise Or descending motion, drive block 27 are connect with the article placing cabinet 23, drive block 27 drives article placing cabinet 23 in the inside of locker 22 Make the movement for rising or declining, is equipped with the chute hole 29 to match with the drive block 27 in the side wall of locker 22；It is described Main pulley 25 is equipped with the driving motor 28 of its rotation of driving, and driving motor 28 is connected with driving circuit.Preferably, driving motor It is sequentially connected between 28 shaft and main pulley 25 by retarder, further to promote output torque, thus, in driving motor Under the action of 28, the elevating movement of article placing cabinet 23 can be realized, meanwhile, cooperate the gearing relationships inside retarder, works as tooth After drive block 27 is risen to predetermined position by wheel belt 26, driving motor 28 stops, under the gravity of article placing cabinet 23, gear band 26 can not drive main pulley 25 to invert, and be able to maintain the Position stability after article placing cabinet 23 rises.It preferably, is further promotion Relative motion between article placing cabinet 23 and locker 22, article placing cabinet 23 can be by drawer sliding rails loaded on the article placing cabinet 23.

The driving circuit includes rising switch, drop switch, ceiling bit switch 30, lower limit bit switch 31 and power supply, the liter Switch and drop switch can be set to the appropriate position of the seat 3, and the anode of the driving motor 28 passes through the first driving conducting wire It is connected to respectively with the anode and cathode of power supply with the second driving conducting wire, and is serially connected with drop switch and lower limit position on the first driving conducting wire Switch 31；The cathode of the driving motor 28 drives conducting wire and the 4th driving conducting wire positive and negative with power supply respectively by third Pole connection, and liter switch and a ceiling bit switch 30 are serially connected on third driving conducting wire；The ceiling bit switch 30 and lower limit position are opened 31 are closed on the side wall of the locker 22, and corresponding with the both ends of the drive block 27 respectively；It opens the ceiling position Pass 30 and lower limit bit switch 31 are all made of normally closed switch.In actual moving process, when article placing cabinet 23 rises to scheduled position On, the end of drive block 27 touches ceiling bit switch 30, at this point, the driving circuit of driving motor 28 disconnects, article placing cabinet 23 Ascending motion is completed；Conversely, the end of drive block 27 touches lower limit bit switch when article placing cabinet 23 drops on scheduled position 31, at this point, the driving circuit of driving motor 28 disconnects, the descending motion of article placing cabinet 23 is completed.The driving circuit and the first reality The electrical control circuit principle applied in example is identical, is not repeating herein.

The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model Other various forms of products, however, making any variation in its shape or structure, all the utility model rights that falls into are wanted The technical solution in confining spectrum is sought, is all fallen within the protection scope of the utility model.

Claims (10)

1. one kind can automatic accomodation tables and chairs combination, including desk body, which is characterized in that the lower rotation of the desk body be provided with to A few lead screw, the axis direction of lead screw and the side of desk body are perpendicular, and lead screw is equipped with the power packages for driving its positive and negative rotation Matched nut is arranged on part and lead screw；It further include vehicle frame, the vehicle frame can be transported along the axis direction of the lead screw Dynamic, vehicle frame is connect and on vehicle frame equipped with seat matched with the desk body with the nut.

2. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that the Power Component include be set to Main motor in the middle part of the desk body is equipped with master bevel gear in the shaft of main motor；The lead screw sets there are four and is symmetrically arranged in The surrounding of the desk body, the end of each lead screw are equipped with the secondary bevel gear being meshed with the master bevel gear.

3. it is according to claim 2 can automatic accomodation tables and chairs combination, which is characterized in that the main motor is connected with to it The electrical control circuit of control, electrical control circuit include into switch, back out pass, into limit switch, move back limit switch and power supply, the main electricity The anode of machine is connected to the anode and cathode of power supply respectively by the first conducting wire and the second conducting wire, and is serially connected with and is moved back on the first conducting wire Switch and move back limit switch；The cathode of the main motor by privates and privates respectively with the anode of power supply and cathode Connection, and be serially connected on privates into switch and into limit switch；It is described into limit switch and to move back limit switch and be set to institute It states on vehicle frame, and corresponding with the end of the lead screw.

4. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that the outside of the lead screw is cased with wave Line pipe, and bellows is between the seat and the desk body.

5. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that square set under the desktop of the desk body Equipped with A type shielding cover, and A type shielding cover is coated on the outside of the lead screw；Bit-avoiding slot hole is offered on the A type shielding cover, The chair leg Corresponding matching in bit-avoiding slot hole and the seat.

6. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that square set under the desktop of the desk body Equipped with Type B shielding cover and Type B shielding cover is coated on the outside of the lead screw；The seat is equipped with close to the side of Type B shielding cover Chair leg is folded, folding chair leg includes main chair leg and secondary chair leg, and the main chair leg is hinged by articulated shaft with secondary chair leg, main chair leg Side is equipped with the block limited to secondary chair leg, and articulated shaft is equipped with torsional spring；The pair chair leg is corresponding with Type B shielding cover.

7. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that the seat include chair body portion and Chair leg portion is connected between chair body portion and chair leg portion by bearing block, and multiple pairs of chairs are housed between chair body portion and chair leg portion The universal rolling wheel of body portion offer support force.

8. it is according to claim 7 can automatic accomodation tables and chairs combination, which is characterized in that the chair leg portion include top plate and Chair leg loaded on top plate side, sliding is provided with loading plate on the top plate, and loading plate is slided along the axis direction of the lead screw The bearing block is housed in setting and loading plate.

9. it is according to claim 1 can automatic accomodation tables and chairs combination, which is characterized in that the inside of the seat is hinged with In locker open at one end, the inside of locker is cased with matched article placing cabinet；It is rotated on the side wall of the locker It equipped with main pulley and secondary pulley, is sequentially connected between main pulley and secondary pulley by gear band, and gear band is equipped with drive block, Drive block is connect with the article placing cabinet；The main pulley is equipped with the driving motor of its rotation of driving, and driving motor is connected with drive Dynamic circuit.

10. it is according to claim 9 can automatic accomodation tables and chairs combination, which is characterized in that the driving circuit include rise Switch, drop switch, ceiling bit switch, lower limit bit switch and power supply, the anode of the driving motor by the first driving conducting wire with Second drives conducting wire to be connected to respectively with the anode and cathode of power supply, and is serially connected with drop switch on the first driving conducting wire and opens with lower limit position It closes；The cathode of the driving motor drives conducting wire and the 4th driving conducting wire to connect respectively with the anode and cathode of power supply by third It is logical, and liter switch and a ceiling bit switch are serially connected on third driving conducting wire；The ceiling bit switch and lower limit bit switch are set to On the side wall of the locker, and it is corresponding with the both ends of the drive block respectively.