CN219125755U

CN219125755U - Spliced mortise and tenon structure table and chair frame with locking mechanism

Info

Publication number: CN219125755U
Application number: CN202320008925.5U
Authority: CN
Inventors: 罗凯
Original assignee: Jiangxi Shijixing School Furniture Industrial Co ltd
Current assignee: Jiangxi Shijixing School Furniture Industrial Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-06-06
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a spliced mortise and tenon structure table and chair frame with a locking mechanism, and relates to the field of table and chair frames. According to the utility model, the connecting pin, the socket, the fixing pin, the spring, the fixing port, the pull rod and the pull ring are arranged, so that the position of the two table and chair frame bodies is limited after the two table and chair frame bodies are butted together under the action of the connecting pin and the socket, and the fixing pin is matched with the fixing port to further fix the position of the connecting pin in the pull port under the action of the spring after the connecting pin is clamped with the socket under the action of the spring, so that the stability of the two table and chair frame bodies after being butted is further improved, a plurality of groups of table and chair frame bodies can be spliced together, the overall weight of the table and chair frame bodies is improved, the probability of position deviation of the table and chair frame bodies is effectively reduced, further the subsequent workload of workers is effectively reduced, and meanwhile, the fixing of the fixing pin to the connecting pin is conveniently released under the action of the pull rod and the pull ring, and the two table and chair frame bodies can be separated.

Description

Spliced mortise and tenon structure table and chair frame with locking mechanism

Technical Field

The utility model relates to the field of table and chair frames, in particular to a spliced type mortise and tenon structure table and chair frame with a locking mechanism.

Background

The table, chair and stool are one kind of dining table and chair, and are mainly used in campus dining room and partial small dining room, and are one kind of dining utensil, and generally include table, chair frame, table and stool surface, wherein the table, chair frame is mainly used for supporting table and desktop, ensures the stability of table, chair and stool when using.

The table chair frame is connected with the table plate and the stool surface through bolts, meanwhile, 4-8 chairs are welded on each table chair frame, 4-8 people can sit on each dining table and chair, people can conveniently eat together, the practicability is strong, and the application is wide.

However, because students on campus are relatively more, and the space of dining room is limited, so most dining rooms can put a plurality of table and chair frames side by side when installing table and chair bench, paste table and chair frame tip mutually simultaneously, thereby make the dining room space can obtain reasonable utilization, and put neatly more pleasing to the eye, but when in actual use, because table and chair bench is lighter under the condition of not taking the people, when the dining room and the dining room number are more, can make table and chair bench pushed to, lead to the position of table and chair bench to appear shifting, thereby make the messy phenomenon appear in putting of table and chair bench, in order to keep the clean and tidy and the aesthetic property of dining room, still need the staff to adjust the position of table and chair bench after every student dining, and then increased workman's work load, so continue improving current table and chair frame.

Disclosure of Invention

Based on the above, the present utility model aims to provide a spliced mortise and tenon structure table and chair frame with a locking mechanism, so as to solve the technical problems mentioned in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concatenation formula mortise structure table chair frame with locking mechanism, includes table chair frame main part and connecting plate, the connecting pin is installed to the connecting plate tip, and the connecting plate other end has seted up the socket corresponding with the connecting pin, connecting plate tip slidable mounting has the fixed pin, and the connecting pin outer wall has seted up the fixed mouth corresponding with the fixed pin, be equipped with the spring that is connected with the fixed pin in the connecting plate tip.

Through adopting above-mentioned technical scheme, under the effect of connecting pin and socket, make two table chair frame main parts dock the back position of being in the same place can be restricted, simultaneously under the effect of spring, fixed pin and fixed mouth, make after connecting pin and socket joint, the fixed pin can cooperate the position of connecting pin in taking out the mouth with fixed mouth under the effect of spring and carry out further fixing, thereby further improved the stability after two table chair frame main parts dock, make many groups table chair frame main parts can splice together, improve the whole weight of table chair frame main part, effectively reduce the probability that the position offset appears in table chair frame main part, and then effectively reduce workman's subsequent work load, simultaneously under the effect of pull rod and pull ring, conveniently remove the fixed of fixed pin to the connecting pin, make two table chair frame main parts can separate, thereby make this table chair frame main part more convenient to use.

The utility model is further provided that the connecting pin is in a right trapezoid design, the outer wall of the end part of the socket is in an outwards-opened inclined plane design, and the connecting pin is clamped with the socket when the table and chair frame main body is spliced.

Through adopting above-mentioned technical scheme, under the effect of connecting pin's shape and socket tip outer wall's shape, effectively reduce the connecting pin and enter into the degree of difficulty in the socket.

The utility model further provides that the end part of the fixing pin is positioned in the socket, and the outer wall of one side of the end part of the fixing pin is designed in an inclined plane.

By adopting the technical scheme, when the fixing pin is extruded by the connecting pin, the fixing pin can force the fixing pin to downwards slide under the action of the inclined plane of the fixing pin, so that the fixing pin can be combined with the fixing opening after the connecting pin completely enters the socket.

The utility model is further characterized in that the end part of the connecting pin is provided with a roller, the bottom end of the roller and the bottom end of the connecting pin are positioned on the same horizontal line, and the end part of the connecting plate is internally provided with a containing groove corresponding to the roller.

By adopting the technical scheme, the abrasion of the fixing pin and the connecting pin during contact is effectively reduced.

The utility model is further characterized in that the end part of the connecting plate is provided with limiting grooves corresponding to the fixing pins, and a plurality of groups of springs are arranged in the limiting grooves at equal intervals.

Through adopting above-mentioned technical scheme, ensure that the fixed pin can only carry out vertical lifting motion, and then guarantee that the fixed pin can be subsequent smooth with fixed mouthful block.

The utility model is further characterized in that a pull rod is arranged at the center of the bottom of the fixed pin, the end part of the pull rod penetrates through the connecting plate and is positioned at the bottom of the connecting plate, and a pull ring is arranged at the end part of the pull rod.

By adopting the technical scheme, the spliced table and chair frame main body is conveniently separated under the action of the pull ring and the pull rod.

The utility model further provides that the pull ring is movably connected with the end part of the pull rod, and the pull ring is of a hollow metal design.

By adopting the technical scheme, the spring is ensured not to influence the reset operation of the spring on the fixing pin.

In summary, the utility model has the following advantages:

according to the utility model, the connecting pin, the socket, the fixing pin, the spring, the fixing port, the pull rod and the pull ring are arranged, so that the position of the two table and chair frame bodies after being butted together can be limited under the action of the connecting pin and the socket, and meanwhile, under the action of the spring, the fixing pin can be matched with the fixing port to further fix the position of the connecting pin in the pull port under the action of the spring after the connecting pin is clamped with the socket, so that the stability of the two table and chair frame bodies after being butted is further improved, a plurality of groups of table and chair frame bodies can be spliced together, the overall weight of the table and chair frame bodies is improved, the probability of position deviation of the table and chair frame bodies is effectively reduced, the subsequent workload of workers is effectively reduced, and meanwhile, the fixing of the fixing pin to the connecting pin is conveniently released under the action of the pull rod and the pull ring, so that the two table and chair frame bodies can be separated, and the table and chair frame bodies are more convenient to use.

Drawings

FIG. 1 is a schematic view of an assembled structure of the present utility model;

FIG. 2 is a schematic view of the structure of two ends of the connecting plate of the present utility model;

fig. 3 is a schematic view of the connecting plate of the present utility model in a cut-away configuration.

In the figure: 1. a table and chair frame main body; 2. a connecting plate; 3. a connecting pin; 4. a socket; 5. a fixing pin; 6. a fixed port; 7. a roller; 8. a storage groove; 9. a limit groove; 10. a spring; 11. a pull rod; 12. and (5) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

A spliced mortise and tenon structure table and chair frame with a locking mechanism is shown as 1-3, and comprises a table and chair frame main body 1 and a connecting plate 2.

Specifically, connecting pin 3 is installed to connecting plate 2 tip, and connecting plate 2 the other end has seted up socket 4 corresponding with connecting pin 3, make when concatenation table chair frame main part 1, can combine connecting pin 3 and socket 4 with two table chair frame main part 1, thereby make table chair frame main part 1 be initially fixed in the position after the concatenation, sliding mounting has fixed pin 5 in connecting plate 2 tip, and connecting pin 3 outer wall has seted up fixed mouth 6 corresponding with fixed pin 5, be equipped with the spring 10 that is connected with fixed pin 5 in the connecting plate 2 tip, make after two table chair frame main part 1 concatenations, fixed pin 5 can enter into fixed mouth 6 under the effect of spring 10, thereby make connecting pin 3 and socket 4 combine the back to be fixed, further improved the stability after table chair frame main part 1 combines, and then make two or a plurality of table chair frame main part 1 can splice into a main part, and then effectively improve the table chair frame main part 1 weight after the concatenation, effectively reduce the probability that its position of taking place skew then, reduce the number of times that position adjustment was carried out to table chair frame main part 1.

Referring to fig. 2-3, in the above embodiment, the connecting pin 3 is in a right trapezoid design, and the outer wall of the end of the socket 4 is in an outwardly-opened inclined plane design, so that when the table and chair frame body 1 is spliced, the shape of the connecting pin 3 and the shape of the outer wall of the end of the socket 4 effectively reduce the difficulty of the connecting pin 3 entering the socket 4, so that the connecting pin 3 can easily enter the socket 4, and when the table and chair frame body 1 is spliced, the connecting pin 3 can be clamped with the socket 4, and after the connecting pin 3 enters the socket 4, the position of the spliced table and chair frame body 1 can be primarily fixed.

Referring to fig. 3, in the above embodiment, the end of the fixing pin 5 is located in the socket 4, so that the fixing pin 5 contacts the fixing pin 5 when the connecting pin 3 enters the socket 4, and the outer wall of one side of the end of the fixing pin 5 is designed with an inclined surface, so that the inclined surface of the fixing pin 5 is extruded by the connecting pin 3, and the fixing pin 5 is forced to slide downwards, and the fixing pin 5 extrudes the spring 10, so that the fixing pin 5 is combined with the fixing hole 6 after the connecting pin 3 completely enters the socket 4.

Referring to fig. 2-3, in the above embodiment, the roller 7 is mounted at the end of the connecting pin 3, and the bottom end of the roller 7 and the bottom end of the connecting pin 3 are located on the same horizontal line, so that when the connecting pin 3 enters the socket 4, the end of the roller 7 contacts with the inclined surface of the fixing pin 5, thereby effectively reducing the friction force generated when the connecting pin 3 extrudes the fixing pin 5, effectively reducing the abrasion generated when the fixing pin 5 contacts with the connecting pin 3, and the storage groove 8 corresponding to the roller 7 is formed in the end of the connecting plate 2, so as to ensure that the setting of the roller 7 does not affect the combination between the connecting pin 3 and the socket 4.

Referring to fig. 3, in the above embodiment, the end of the connecting plate 2 is provided with the limiting groove 9 corresponding to the fixing pin 5, so that the sliding track of the fixing pin 5 is limited, and it is ensured that the fixing pin 5 can only vertically move up and down, so as to ensure that the fixing pin 5 can be smoothly engaged with the fixing opening 6, and multiple groups of springs 10 are installed in the limiting groove 9 at equal intervals, so as to ensure that the fixing pin 5 can be smoothly reset.

Referring to fig. 3, in the above embodiment, the pull rod 11 is installed at the bottom center of the connection pin 3, so that pulling the pull rod 11 can move the fixing pin 5 downward, thereby releasing the restriction of the fixing pin 5 on the connection pin 3, and further enabling the table and chair frame main body 1 to be separated, and the end of the pull rod 11 penetrates the connection plate 2 to be located at the bottom of the connection plate 2, and the end of the pull rod 11 is installed with the pull ring 12, through which the pull ring 12 can pull the pull rod 11.

Referring to fig. 3, in the above embodiment, the pull ring 12 is movably connected with the end of the pull rod 11, so that the angle of the pull ring 12 can be adjusted according to the actual use condition of the user, and the pull ring 12 is designed as a hollow metal, so that the weight of the pull ring 12 is lighter, and it is ensured that the reset operation of the spring 10 on the fixing pin 5 is not affected.

The working principle of the utility model is as follows: when needs installation table chair frame main part 1, dock two table chair frame main part 1 tip at first for connecting pin 3 enters into in socket 4, connecting pin 3 can extrude the inclined plane of fixed pin 5 simultaneously, make fixed pin 5 slide in spacing groove 9, it can extrude spring 10 simultaneously, after connecting pin 3 enters into socket 4 completely, can make fixed mouthful 6 and fixed pin 5 coincide in position, spring 10 at this moment can push up fixed pin 5, make fixed pin 5 block with fixed mouthful 6, and then make the connection between connecting pin 3 and the socket 4 fixed, then splice table chair frame main part 1 with the same reason, make multiunit table chair frame main part 1 constitute a main part, then improved the stability after the installation of table chair frame main part 1, thereby effectively reduce the probability that its emergence position is skew, and then reduce the number of times that the workman adjusted table chair frame main part 1 position.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a concatenation formula mortise structure table chair frame with locking mechanism, includes table chair frame main part (1) and connecting plate (2), its characterized in that: connecting pin (3) are installed to connecting plate (2) tip, and connecting plate (2) other end has seted up socket (4) corresponding with connecting pin (3), sliding mounting has fixed pin (5) in connecting plate (2) tip, and connecting pin (3) outer wall has seted up fixed mouth (6) corresponding with fixed pin (5), be equipped with in connecting plate (2) tip spring (10) that are connected with fixed pin (5).

2. The spliced mortise structure table and chair frame with locking mechanism according to claim 1, characterized in that: the connecting pin (3) is in a right trapezoid design, the outer wall of the end part of the socket (4) is in an outwards-opened inclined plane design, and the connecting pin (3) can be clamped with the socket (4) when the table and chair frame main body (1) is spliced.

3. The spliced mortise structure table and chair frame with locking mechanism according to claim 1, characterized in that: the end part of the fixing pin (5) is positioned in the socket (4), and the outer wall of one side of the end part of the fixing pin (5) is in an inclined plane design.

4. The spliced mortise structure table and chair frame with locking mechanism according to claim 1, characterized in that: the roller (7) is installed at the end of the connecting pin (3), the bottom end of the roller (7) and the bottom end of the connecting pin (3) are positioned on the same horizontal line, and a containing groove (8) corresponding to the roller (7) is formed in the end of the connecting plate (2).

5. The spliced mortise structure table and chair frame with locking mechanism according to claim 1, characterized in that: limiting grooves (9) corresponding to the fixing pins (5) are formed in the end portions of the connecting plates (2), and a plurality of groups of springs (10) are arranged in the limiting grooves (9) at equal intervals.

6. The spliced mortise structure table and chair frame with locking mechanism according to claim 1, characterized in that: the center of the bottom of the fixing pin (5) is provided with a pull rod (11), the end part of the pull rod (11) penetrates through the connecting plate (2) and is positioned at the bottom of the connecting plate (2), and the end part of the pull rod (11) is provided with a pull ring (12).

7. The spliced mortise structure table and chair frame with locking mechanism according to claim 6, characterized in that: the pull ring (12) is movably connected with the end part of the pull rod (11), and the pull ring (12) is of a hollow metal design.