CN214386768U - Dining table chair for school dining hall - Google Patents

Abstract

The utility model relates to a dining table chair is used in school's dining room belongs to the field of table chair technique, and it includes the support frame, be provided with the table on the support frame, the articulated extension board that is provided with on the end wall of table still includes the connecting piece, the connecting piece is used for extending board fixed connection on the table, the both sides that lie in the table on the support frame all are provided with the chair board, the scalable setting of chair board still includes the setting element, the setting element is used for fixing the flexible length of chair board. The method and the device can reduce the condition that the dining position is not enough to cause the inconvenience of the dining of the students.

Description

Dining table chair for school dining hall

Technical Field

The application relates to the field of table chair technology, in particular to a dining table chair for a school dining room.

Background

At present, dining tables and chairs used in dining halls are catering appliances, are made of wide materials, mostly mainly take the style of connecting a table top and a chair, are generally assembled by a plurality of parts according to a certain connection mode, have the functions of sitting and lying, leaning on, dining and the like, and are necessary facilities in most of school dining halls.

Aiming at the related technologies, the inventor thinks that the traditional dining table and chair has a fixed structure and a limited dining area, and many students have inconvenience in dining due to no dining position during the peak of dining, thereby influencing the daily life of the students.

SUMMERY OF THE UTILITY MODEL

In order to reduce and to lead to the inconvenient condition of student's dining to take place because the position of having dinner is not enough, this application provides a school's dining room dining table chair.

The application provides a pair of school's dining room is with dining table chair adopts following technical scheme:

the utility model provides a school's dining room is with dining table chair, includes the support frame, be provided with the table on the support frame, the articulated extension board that is provided with on the end wall of table still includes the connecting piece, the connecting piece is used for extending board fixed connection on the table, the both sides that lie in the table on the support frame all are provided with the chair, the scalable setting of chair still includes the setting element, the setting element is used for fixing the flexible length of chair.

Through adopting above-mentioned technical scheme, when having a dinner the peak, the staff rotates the extension board on the table end wall, utilize the extension board to expand the usable area of table, it fixes the position of extension board to recycle the connecting piece, then utilize telescopic chair board to extend the chair board, it fixes to recycle the length of setting element to the chair board, thereby increased the usable area of having a dinner on the basis of original dining table chair, the condition that leads to the student to have a dinner inconvenient when having a dinner the peak because the position of having a dinner is not enough takes place to a certain extent, the suitability of dining table chair has been improved.

Optionally, the connecting piece includes the connecting rod and sets up the spliced pole in the connecting rod both sides, the inserting groove has all been seted up on the lateral wall of table and extension board, the spliced pole is pegged graft with the inserting groove and is cooperated.

By adopting the technical scheme, after the extension plate on the end wall of the desk plate is unfolded, the staff can connect and match the insertion rod on one side of the connecting rod with the insertion groove on the desk plate, and connect and match the insertion rod on the other side of the connecting rod with the insertion groove on the extension plate, so that the position of the extension plate can be conveniently fixed, and the rotation of the extension plate can be avoided to a certain extent.

Optionally, the support frame is hinged to a reinforcing rod, the reinforcing rod is arranged in a telescopic mode, a first magnetic block is arranged on the reinforcing rod, a second magnetic block is arranged on the extending plate, and the first magnetic block and the second magnetic block are mutually attracted.

Through adopting above-mentioned technical scheme, the staff will extend the board after expanding, rotate the stiffener, adjust the length of stiffener, utilize the mutual actuation of first magnetic path on the stiffener and the second magnetic path on the extension board to support the extension board to the stability of extension board when using has further been improved.

Optionally, the chair plate includes fixed plate and extension plate, the fixed plate sets up on the support frame, the holding tank has been seted up on the end wall of fixed plate, the holding tank is used for accomodating the extension plate, the extension plate removes and sets up in the holding tank, still includes anticreep spare, anticreep spare is used for preventing the extension plate to follow completely and accomodates the inslot and shift out.

By adopting the technical scheme, the anti-falling part is used for preventing the extension plate from completely falling off from the accommodating groove, and the length of the chair plate can be extended and contracted by controlling the length of the extension plate extending out of the accommodating groove; when not needing the extension to use, with the extension plate accomodate in the holding tank can to save space, reduce area occupied.

Optionally, a limiting groove is formed in the side wall of the accommodating groove, a limiting strip is arranged on the extension plate and matched with the limiting groove, and the limiting strip is movably arranged in the accommodating groove through the limiting groove.

Through adopting above-mentioned technical scheme, utilize the sliding fit of spacing and spacing groove, improved the stability of extension plate when removing in the holding tank, the condition emergence of rocking about having reduced when removing.

Optionally, the anticreep piece includes anticreep piece and flange, the one end that the anticreep piece set up to be located the holding tank on the extension plate, the flange sets up the notch department at the holding tank.

Through adopting above-mentioned technical scheme, utilize the flange to block the anticreep piece, spacing the extension plate on the fixed plate, the condition emergence that the extension plate drops from the fixed plate when having avoided removing to a certain extent.

Optionally, a containing groove is formed in one side, close to the ground, of the extension plate, a supporting plate is hinged in the containing groove, an elastic piece is arranged between the supporting plate and the containing groove, the elastic piece enables the supporting plate to always have a tendency of rotating towards the outside of the containing groove, and the extension plate further comprises a fixing piece, and the fixing piece is used for fixing the rotating angle of the supporting plate.

Through adopting above-mentioned technical scheme, the staff shifts out the extension plate from accomodating the inslot, and the backup pad of accomodating the inslot no longer receives and blocks for the backup pad receives automatic the rolling out from accomodating the inslot behind the elastic component's the elastic action, makes the backup pad keep carrying out the state that steadily supports to the extension plate, recycles the mounting and fixes the backup pad, thereby has improved the security of student when sitting the dinner on the extension plate.

Optionally, the fixing member includes a first abutting bolt, and the first abutting bolt penetrates through a side wall of the extension plate and abuts against the support plate.

Through adopting above-mentioned technical scheme, utilize first tight bolt of supporting to support the backup pad tightly for the backup pad can't carry out circumferential direction, thereby has avoided the emergence that the backup pad rotated and leads to accident when the student has dinner to a certain extent.

Optionally, the positioning element includes a second fastening bolt, and the second fastening bolt penetrates through the side wall of the fixing plate and then is fastened on the extension plate.

Through adopting above-mentioned technical scheme, thereby the adjustment extension plate stretches out the length of the outer distance adjustment chair board of holding tank, rotates the second again and supports tight bolt and pass the lateral wall of fixed plate after and support tightly on the extension plate to fix the extension length to the extension plate, avoided the student to sit when having dinner on the extension plate to a certain extent, the condition that the extension plate removed about takes place, improved security and stability.

In summary, the present application includes at least one of the following beneficial technical effects:

during the dining peak, the staff rotates the extension plate on the end wall of the table plate, the available area of the table plate is expanded by using the extension plate, the position of the extension plate is fixed by using the connecting piece, the chair plate is extended by using the telescopic chair plate, and the length of the chair plate is fixed by using the positioning piece, so that the dining use area is increased on the basis of the original dining table and chair, the condition that the dining of students is inconvenient due to insufficient dining positions during the dining peak is reduced to a certain extent, and the applicability of the dining table and chair is improved;

the anti-falling piece is used for preventing the extension plate from completely falling off from the containing groove, and the length of the chair plate can be extended and contracted by controlling the length of the extension plate extending out of the containing groove; when the extension plate does not need to be extended for use, the extension plate is accommodated in the accommodating groove, so that the space is saved, and the occupied area is reduced;

the staff shifts out the extension plate from accommodating the inslot, and the backup pad of accommodating the inslot no longer receives and blocks for the backup pad receives automatic the transferring out from accommodating the inslot behind the elastic reaction of elastic component, makes the backup pad keep carrying out the state that steadily supports to the extension plate, recycles the mounting and fixes the backup pad, thereby has improved the security when students sit the dinner on the extension plate.

Drawings

FIG. 1 is a schematic structural diagram of a school dining room dining table and chair in an embodiment of the present application.

Fig. 2 is a partial exploded view of an embodiment of the present application, intended to show a table and a support frame.

Fig. 3 is an enlarged view of portion a of fig. 2, intended to show the connection.

FIG. 4 is an enlarged view of portion B of FIG. 2, intended to show the first and second magnetic blocks.

Figure 5 is a partial cross-sectional view of an embodiment of the present application, intended to show a chair plate.

Description of reference numerals: 1. a support frame; 11. a tripod; 12. a column; 121. a chamber; 2. a table plate; 21. an extension plate; 211. a second magnetic block; 22. inserting grooves; 3. a connecting member; 31. a connecting rod; 311. lifting the ring; 32. a plug rod; 321. a rubber sleeve; 4. a reinforcing bar; 41. a sleeve; 411. fixing the bolt; 42. a loop bar; 421. a first magnetic block; 5. a chair plate; 51. a fixing plate; 511. accommodating grooves; 512. a limiting groove; 513. a second holding bolt; 52. an extension plate; 521. a limiting strip; 522. a receiving groove; 523. a support plate; 524. a spring; 6. a pillar; 7. a drop-off prevention member; 71. an anti-drop block; 72. a flange; 8. the first abutting bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses school's dining room is with dining table chair. Referring to fig. 1, the school dining room dining table and chair comprises a support frame 1, wherein the support frame 1 consists of an upright post 12 and a tripod 11 welded on the upright post 12, a table plate 2 is welded at the top of the upright post 12, the table plate 2 is a rectangular body, and extension plates 21 are hinged on end walls at two ends of the table plate 2, and the school dining room dining table and chair also comprises a connecting piece 3, wherein the connecting piece 3 is used for fixedly connecting the extension plates 21 on the table plate 2; in the present embodiment, four connecting members 3 are provided, and only one of them will be described below.

Referring to fig. 2 and 3, the connecting member 3 includes a connecting rod 31 and insertion rods 32 integrally arranged at two sides of the connecting rod 31, the length directions of the insertion rods 32 at two sides are both perpendicular to the length direction of the connecting rod 31, insertion grooves 22 are respectively formed on the side walls of the table 2 and the extending plate 21, and the insertion rods 32 are in insertion fit with the insertion grooves 22; when the staff accomodates or expands the extension board 21 at table 2 both ends, with the spliced pole 32 of one of them side on connecting rod 31 and the inserting groove 22 grafting cooperation on the table 2, with the spliced pole 32 of the opposite side on connecting rod 31 and the inserting groove 22 grafting cooperation on the extension board 21 to fix the position of extension board 21, make extension board 21 unable rotation.

Referring to fig. 3, in order to improve the stability during plugging, rubber sleeves 321 are respectively sleeved on the plugging rods 32 on the two sides, and the rubber sleeves 321 are utilized to increase the friction force between the plugging rods 32 and the inner wall of the plugging groove 22, thereby improving the stability during fixed connection; in order to facilitate the insertion and extraction of the insertion rod 32, a pulling ring 311 is further welded to the connecting rod 31, so that the insertion rod 32 can be conveniently taken out of the insertion groove 22.

Referring to fig. 2 and 4, in order to further improve the stability of the extension plate 21 during use, cavities 121 are formed in both sides of the upright post 12, reinforcing rods 4 are hinged to the inner walls of the cavities 121 in both sides, blocking rods are hinged to the side walls in both sides of the upright post, and the blocking rods are used for blocking the reinforcing rods 4 when the reinforcing rods 4 are accommodated in the cavities 121, so that the reinforcing rods 4 are prevented from rotating out when being accommodated to a certain extent; the reinforcing rod 4 is arranged in a telescopic manner, the reinforcing rod 4 consists of a sleeve 41 and a loop bar 42, the sleeve 41 is arranged in a hollow manner, the loop bar 42 is movably inserted into the sleeve 41, a fixing bolt 411 is arranged on the side wall of the sleeve 41, the fixing bolt 411 is used for fixing the length of the loop bar 42 extending out of the sleeve 41, a first magnetic block 421 is fixedly arranged on the end surface of one end of the loop bar 42 positioned outside the sleeve 41, a second magnetic block 211 is fixedly embedded in the surface of the extending plate 21, and the first magnetic block 421 and the second magnetic block 211 are attracted with each other; after the extension plate 21 is unfolded, the worker rotates the blocking rod to stop the sleeve 41, rotates out the sleeve 41 stored in the chamber 121, adjusts the length of the sleeve 41 extending out of the sleeve 42, and supports the extension plate 21 after the first magnetic block 421 on the sleeve 42 and the second magnetic block 211 on the extension plate 21 are attracted with each other, so that the safety and stability of the student when the student has a meal on the extension plate 21 are further enhanced.

Referring to fig. 1 and 5, chair plates 5 are welded on two sides of a support frame 1, which are located on a table plate 2, the chair plates 5 are arranged in a telescopic manner, two pillars 6 are welded at the bottoms of the chair plates 5, and the pillars 6 are used for supporting the chair plates 5.

Referring to fig. 1 and 5, the specific embodiment of the retractable chair plate 5 is as follows: the chair plate 5 comprises a fixing plate 51 and an extension plate 52, the fixing plate 51 is welded on the support frame 1, accommodating grooves 511 are formed in end walls of two ends of the fixing plate 51, the accommodating grooves 511 are used for accommodating the extension plate 52, the extension plate 52 is movably arranged in the accommodating grooves 511, limiting grooves 512 are formed in side walls of the accommodating grooves 511, limiting strips 521 are welded on side walls of the extension plate 52, the limiting strips 521 are matched with the limiting grooves 512, and the limiting strips 521 are movably arranged in the accommodating grooves 511 through the limiting grooves 512; in this embodiment, the shape of the limiting bar 521 is T-shaped, and correspondingly, the shape of the limiting groove 512 is also T-shaped, so that the sliding fit between the limiting bar 521 and the limiting groove 512 improves the stability of the extension plate 52 when moving in the accommodating groove 511, and reduces the occurrence of left-right shaking during moving.

Referring to fig. 5, a separation preventing member 7 is further included, the separation preventing member 7 is used for preventing the extension plate 52 from being completely removed from the receiving groove 511, wherein the separation preventing member 7 includes a separation preventing block 71 and a flange 72, the separation preventing block 71 is integrally disposed on the extension plate 52 at one end of the receiving groove 511, and the flange 72 is integrally disposed at the notch of the receiving groove 511 at both sides of the extension plate 52; the flange 72 stops the anti-drop block 71 to limit the extension plate 52 on the fixed plate 51, thereby preventing the extension plate 52 from dropping off from the fixed plate 51 to a certain extent during movement.

Referring to fig. 5, the chair further comprises a positioning member for fixing the telescopic length of the chair plate 5; wherein, the positioning element is a second abutting bolt 513, and the second abutting bolt 513 passes through the side wall of the fixed plate 51 and abuts against the extension plate 52; the extension length of the extension plate 52 extending out of the receiving slot 511 is adjusted to adjust the length of the extension plate 5, and then the second tightening bolt 513 is rotated to pass through the side wall of the fixing plate 51 and then tightened on the extension plate 52, so as to fix the extension length of the extension plate 52.

Referring to fig. 5, a receiving groove 522 is formed in one side of the extension plate 52 close to the ground, a rotating shaft is welded on a side wall of the receiving groove 522, a support plate 523 is rotatably arranged on the rotating shaft, the side wall of the support plate 523 is attached to the side wall of the receiving groove 522, the support plate 523 can be completely received in the receiving groove 522, an elastic member is arranged between the support plate 523 and the receiving groove 522, and the support plate 523 always tends to rotate outward of the receiving groove 522 by the elastic member; in this embodiment, the elastic member is a spring 524, and may also be a torsion spring, that is, the supporting plate 523 always tends to rotate toward the outside of the receiving groove 522; the spring 524 has one end welded to the support plate 523 and the other end welded to the inner end wall of the receiving groove 522.

Referring to fig. 5, the fixing member is further included, and is configured to fix a rotation angle of the supporting plate 523, where the fixing member is a first fastening bolt 8, and the first fastening bolt 8 penetrates through a side wall of the extension plate 52 and then is fastened to the supporting plate 523; utilize first tight bolt 8 of supporting to support the backup pad 523 tightly for backup pad 523 can't carry out circumferential direction, thereby has avoided the emergence that backup pad 523 rotated and leads to accident when the student has dinner to a certain extent.

In the present embodiment, the lengths of the extension plate 52 and the extension plate 21 can be adjusted according to actual needs, that is, the extension plate can be stored conveniently and can be kept stable during supporting.

The implementation principle of school's dining room dining table chair is: during the peak of a meal, a worker can extend the available area of the table plate 2 by rotating the extension plates 21 at the two ends of the table plate 2 and using the extension plates 21, then fix the positions of the extension plates 21 by using the plurality of connecting pieces 3, insert and match the insertion rod 32 on one side of the connecting rod 31 with the insertion groove 22 on the table plate 2, and insert and match the insertion rod 32 on the other side of the connecting rod 31 with the insertion groove 22 on the extension plate 21, so that the extension plate 21 cannot rotate; then the blocking rod is rotated to stop the sleeve 41 in the chamber 121, the sleeves 41 on the two sides are rotated out, the length of the sleeve 41 extending out of the sleeve 42 is adjusted, the first magnetic block 421 on the sleeve 42 and the second magnetic block 211 on the extension plate 21 are attracted with each other to support the extension plate 21, and therefore the safety and stability of the students when having meals on the extension plate 21 are further enhanced;

then, the worker can pull out the extension plates 52 on the two sides of the fixed plate 51, adjust the distance that the extension plates 52 extend out of the accommodating groove 511 to adjust the length of the extension plate 5, rotate the second tightening bolt 513 to penetrate through the side wall of the fixed plate 51 and then tighten the extension plates 52, and further fix the extending length of the extension plates 52; after the extension plate 52 is pulled out of the accommodating groove 511, the supporting plate 523 in the accommodating groove 522 is not blocked any more, so that the supporting plate 523 is automatically rotated out of the accommodating groove 522 under the elastic action of the spring 524, a worker rotates the supporting plate 523 to a state capable of stably supporting the extension plate 52, and then the first tightening bolt 8 penetrates through the side wall of the extension plate 52 and is tightened on the supporting plate 523 to fix the supporting plate 523, so that the extension plate can be used for a student to have a meal;

the dining table and chair for the dining room can increase the dining use area on the basis of the original dining table and chair, and reduces the inconvenience of dining for students caused by insufficient dining positions during the peak of dining to a certain extent; when the number of people having a dinner is less, the dining table and chair can be stored, the occupied space is reduced, the operation is simple and easy, and the applicability of the dining table and chair is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a school dining room is with dining table chair which characterized in that: including support frame (1), be provided with table (2) on support frame (1), the articulated extension board (21) that is provided with on the end wall of table (2), still include connecting piece (3), connecting piece (3) are used for extending board (21) fixed connection on table (2), the both sides that lie in table (2) on support frame (1) all are provided with chair (5), but chair (5) scalable setting still includes the setting element, the setting element is used for fixing the flexible length of chair (5).

2. The school dining room dining table and chair according to claim 1, wherein: the connecting piece (3) comprises a connecting rod (31) and inserting rods (32) arranged on two sides of the connecting rod (31), inserting grooves (22) are formed in the side walls of the desk plate (2) and the extending plate (21), and the inserting rods (32) are in inserting fit with the inserting grooves (22).

3. The school dining room dining table and chair according to claim 1, wherein: articulated on support frame (1) are provided with stiffener (4), the scalable setting of stiffener (4), be provided with first magnetic path (421) on stiffener (4), be provided with second magnetic path (211) on extension board (21), first magnetic path (421) and second magnetic path (211) mutual actuation.

4. The school dining room dining table and chair according to claim 1, wherein: chair board (5) are including fixed plate (51) and extension board (52), fixed plate (51) set up on support frame (1), holding tank (511) have been seted up on the end wall of fixed plate (51), holding tank (511) are used for accomodating extension board (52), extension board (52) remove the setting in holding tank (511), still include anticreep piece (7), anticreep piece (7) are used for preventing extension board (52) to remove in accomodating tank (511) completely.

5. The school dining room dining table and chair according to claim 4, wherein: the side wall of the accommodating groove (511) is provided with a limiting groove (512), the extension plate (52) is provided with a limiting strip (521), the limiting strip (521) is matched with the limiting groove (512), and the limiting strip (521) is movably arranged in the accommodating groove (511) through the limiting groove (512).

6. The school dining room dining table and chair according to claim 4, wherein: the anti-falling piece (7) comprises an anti-falling block (71) and a flange (72), the anti-falling block (71) is arranged at one end, located in the accommodating groove (511), of the extension plate (52), and the flange (72) is arranged at a notch of the accommodating groove (511).

7. The school dining room dining table and chair according to claim 4, wherein: the extension plate comprises an extension plate (52), a containing groove (522) is formed in one side, close to the ground, of the extension plate (52), a supporting plate (523) is hinged in the containing groove (522), an elastic piece is arranged between the supporting plate (523) and the containing groove (522), the elastic piece enables the supporting plate (523) to always have a trend of rotating towards the outside of the containing groove (522), and the extension plate further comprises a fixing piece, and the fixing piece is used for fixing the rotating angle of the supporting plate (523).

8. The school dining room dining table and chair of claim 7, wherein: the fixing piece comprises a first abutting bolt (8), and the first abutting bolt (8) penetrates through the side wall of the extension plate (52) and abuts against the support plate (523).

9. The school dining room dining table and chair according to claim 4, wherein: the positioning piece comprises a second abutting bolt (513), and the second abutting bolt (513) penetrates through the side wall of the fixing plate (51) and abuts against the extension plate (52).

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