CN216797077U - Chair with detachable top - Google Patents
Chair with detachable top Download PDFInfo
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- CN216797077U CN216797077U CN202220166569.5U CN202220166569U CN216797077U CN 216797077 U CN216797077 U CN 216797077U CN 202220166569 U CN202220166569 U CN 202220166569U CN 216797077 U CN216797077 U CN 216797077U
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- tenon
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Abstract
The utility model relates to a chair, which comprises a chair seat, a plurality of supporting feet arranged below the chair seat and an upper crosspiece connected with the adjacent supporting feet, wherein the top surfaces of the supporting feet are provided with main tenons used for being connected with the chair seat, the two adjacent sides of the main tenons are respectively provided with an attached tenon used for being connected with the upper crosspiece, the bottom ends of the attached tenons are fixedly arranged on the top surfaces of the supporting feet, the end part of the upper crosspiece is provided with an attached riveting hole which is positioned on the bottom surface of the upper crosspiece and is matched with the attached tenons, and the bottom surface of the chair seat is provided with a main riveting hole matched with the main tenons. The chair of the utility model is not easy to generate noise and has long service life.
Description
Technical Field
The utility model relates to furniture, in particular to a chair.
Background
The chair is a piece of furniture which is frequently used in daily life of people and comprises a chair surface, wherein four supporting legs are arranged on the bottom surface of the chair surface, the top ends of the supporting legs are connected with the chair surface through mortise and tenon structures, and the four supporting legs are connected through transverse crosspieces which are transversely arranged. In the existing chair, the end part of a crosspiece of the chair is provided with a tenon, and the side surface of a supporting leg is provided with a riveting hole matched with the tenon. During connection, the tenon at the end part of the crosspiece is inserted into the rivet hole on the side surface of the supporting foot so as to realize connection between the crosspiece and the supporting foot. According to the chair adopting the connection mode, the tenon is transversely inserted into the rivet hole, and in actual use, a user can twist the body, so that the chair receives vertical pressure and also receives transverse force applied by the user, the transverse force acts between the tenon and the supporting foot, the tenon is gradually loosened from the rivet hole of the supporting foot, after the chair is used for a long time, the chair is shaken under slight transverse acting force, creaky noise can be generated between the tenon and the supporting foot due to friction, and the service life and the using effect of the chair are influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, an object of the present invention is to provide a chair that is not prone to generate noise and has a long service life.
The chair comprises a chair seat, a plurality of supporting feet arranged below the chair seat and an upper crosspiece connected with the adjacent supporting feet, wherein the top surfaces of the supporting feet are provided with main tenons used for being connected with the chair seat, the two adjacent sides of the main tenons are respectively provided with an attached tenon used for being connected with the upper crosspiece, the bottom ends of the attached tenons are fixedly arranged on the top surfaces of the supporting feet, the end parts of the upper crosspiece are provided with attached riveting holes which are positioned on the bottom surface of the upper crosspiece and are matched with the attached tenons, and the bottom surface of the chair seat is provided with main riveting holes matched with the main tenons.
Furthermore, an auxiliary rail is arranged between the upper crosspiece and the chair surface of the chair, inserting strips are arranged on the end face of the auxiliary rail, and inserting grooves matched with the inserting strips are formed in the outer side face of the main tenon.
The arrangement of the auxiliary rail is used for improving the connection strength of the whole chair and is used for decoration. The inserting strips on the end faces of the attached baffles and the slots on the surfaces of the main tenons are used for realizing the positioning and connection of the attached baffles.
Furthermore, the chair of the utility model is also provided with a lower crosspiece between the adjacent supporting feet, and the two ends of the lower crosspiece are respectively and fixedly arranged on the corresponding supporting feet.
The arrangement of the lower crosspiece further improves the overall stability of the chair, and the connection with the supporting feet can be realized through the connecting tenons at the end parts and the connecting rivets at the side surfaces of the supporting feet.
Furthermore, in the chair of the utility model, the end face of the lower crosspiece is provided with a connecting tenon, and the side face of the supporting foot is provided with a connecting rivet matched with the connecting tenon.
The connection of the lower crosspiece and the supporting feet is realized by the arrangement of the connecting tenon and the connecting rivet.
Furthermore, the connecting tenon comprises a base part arranged on the end surface of the lower crosspiece and a connecting tenon head arranged on the base part, and the plurality of lower crosspieces are positioned on the same horizontal plane vertical to the supporting feet.
The plurality of lower crosspieces are arranged on the horizontal plane vertical to the supporting feet, so that the overall attractiveness of the chair is improved.
Furthermore, in the chair of the present invention, the tenon of one of the two lower crosspieces of the same arm brace is disposed at the top end of the base portion, and the tenon of the other lower crosspiece is disposed at the top end of the base portion.
The connecting tenons on the two adjacent lower crosspieces are arranged in a staggered mode in the vertical direction, so that the chair can not only keep a plurality of lower crosspieces arranged on the same horizontal plane, but also keep the connecting strength between the lower crosspieces and the supporting feet.
The chair has the advantages that the upper transverse rail is connected to the auxiliary tenon on the top surface of the supporting foot through the auxiliary riveting hole on the bottom surface of the upper transverse rail, and the main tenon on the top surface of the supporting foot is arranged in the main riveting hole on the chair surface. When the chair with the mortise and tenon structure is used, pressure generated by the gravity of a user on the chair surface is applied to the top surface of the supporting foot, when the user twists the body to generate transverse force on the chair, because the attaching tenon connecting the upper crosspiece and the supporting foot is arranged on the top surface of the supporting foot and is vertically inserted into the attaching rivet hole on the bottom surface of the upper crosspiece, the gravity of the user applies downward pressure on the upper crosspiece through the chair surface, so that the upper crosspiece is tightly pressed on the top surface of the supporting foot, and the attaching tenon cannot be loosened from the attaching rivet hole even if the supporting foot is subjected to the transverse force, therefore, compared with the existing chair, the service life of the chair is longer, and creaky noise is not easily generated during use.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to implement the technical means in accordance with the content of the description, the embodiments of the present invention are described in detail below.
Drawings
FIG. 1 is a front view of a chair;
FIG. 2 is an exploded view of the chair with the legs shown in only one of the legs and the upper rail, lower rail and accessory rails shown in partial perspective view;
FIG. 3 is a perspective view of the temple;
FIG. 4 is another perspective view of the temple;
FIG. 5 is a perspective view of the upper rail;
FIG. 6 is a partial perspective view of the upper rail;
FIG. 7 is a perspective view of the accessory rail;
FIG. 8 is a perspective view of the lower rail;
fig. 9 is a partial perspective view of the lower rail.
In the figure, a chair seat 1, a supporting foot 2, an upper crosspiece 3, a main tenon 4, an auxiliary tenon 5, an auxiliary riveting hole 6, a notch 7, a main tenon body 8, a main tenon head 9, an auxiliary stop 10, a cutting strip 11, a slot 12, a lower crosspiece 13, a connecting tenon 14, a connecting rivet 15, a base 16 and a connecting tenon head 17.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
The first embodiment is as follows:
referring to fig. 1 to 9, the chair of the present embodiment includes a seat 1, a plurality of arm braces 2 disposed below the seat and an upper rail 3 connected to the adjacent arm braces, a main tenon 4 for connecting with the seat is disposed on the top surface of the arm brace, an attached tenon 5 for connecting with an upper rail is disposed on each of two adjacent sides of the main tenon, the bottom end of the attached tenon is fixedly disposed on the top surface of the arm brace, an attached rivet hole 6 disposed on the bottom surface of the upper rail and adapted to the attached tenon is disposed on the end portion of the upper rail, and a main rivet hole (not shown in the figure) adapted to the main tenon is disposed on the bottom surface of the seat.
According to the chair, the upper transverse rail is connected to the auxiliary tenon on the top surface of the supporting foot through the auxiliary riveting hole on the bottom surface of the upper transverse rail, and the main tenon on the top surface of the supporting foot is arranged in the main riveting hole on the chair surface. When the chair with the mortise and tenon structure is used, pressure generated by the gravity of a user on the chair surface is applied to the top surface of the supporting foot, and when a user twists the body to generate a transverse force on the chair, the attaching tenon connecting the upper crosspiece and the supporting foot is arranged on the top surface of the supporting foot and is vertically inserted into the attaching rivet hole on the bottom surface of the upper crosspiece, so that the gravity of the user applies downward pressure on the upper crosspiece through the chair surface, the upper crosspiece is tightly pressed on the top surface of the supporting foot, and the attaching tenon cannot be loosened from the attaching rivet hole even if the supporting foot is subjected to the transverse force, therefore, compared with the existing chair, the service life of the chair is longer, and creaking noise is not easy to generate during use.
In this embodiment, the end surfaces of the upper crosspieces are inclined surfaces, and the included angle between the inclined surfaces and the side surfaces of the upper crosspieces is about 45 degrees, so that the end surfaces of the two upper crosspieces on the two sides of the main tenon can be spliced into a rectangular angle of 90 degrees, so that the overall attractiveness of the chair is improved. Simultaneously, for the last crosspiece of both sides can be the correct amalgamation, cut out a notch 7 with the side adaptation of main tenon on the inboard of going up the crosspiece tip, in this implementation, the both sides side mutually perpendicular of this notch to with the main tenon adaptation of cubic, this notch plays the effect of going up the crosspiece location. Specifically, when the upper crosspiece is connected with the supporting foot, an operator firstly attaches the two side walls of the notch to the two outer side surfaces of the main tenon, and then the upper crosspiece slides downwards along the side surfaces of the main tenon until the bottom surface of the upper crosspiece is attached to the top surface of the supporting foot. At the moment, the attaching tenon on the top surface of the supporting foot is just positioned in the attaching rivet hole of the upper crosspiece, thereby realizing the connection of the upper crosspiece and the supporting foot.
In this embodiment, the main tenon comprises a main tenon body 8 with a bottom end positioned on the top surface of the supporting foot and a main tenon head 9 on the top end of the main tenon body, the upper transverse rail is connected on the side surface of the main tenon body, and the main tenon is connected with the chair surface through the main tenon head on the top end of the main tenon body.
Preferably, in the chair of the present embodiment, an auxiliary rail 10 is further disposed between the upper rail and the seat surface, an insertion strip 11 is disposed on an end surface of the auxiliary rail, and a slot 12 adapted to the insertion strip is disposed on an outer side surface of the main tenon.
The arrangement of the auxiliary rail is used for improving the connection strength of the whole chair and is used for decoration. The inserting strips on the end faces of the attached baffles and the slots on the surfaces of the main tenons are used for realizing the positioning and connection of the attached baffles.
In the implementation, the end part of the auxiliary rail is similar to the end part of the upper crosspiece in structure, and the end surface of the auxiliary rail is also an inclined surface, so that the auxiliary rails on the two sides of the main tenon can be completely spliced into a rectangular angle. Meanwhile, in order to position the auxiliary block, a notch for positioning is also cut out from the end face of the auxiliary block, the inserting strip is arranged on one inner side face of the notch, the inserting grooves are arranged on two adjacent side faces of the main tenon, one of the inserting grooves vertically extends to the top face of the supporting foot from the end face of the main tenon body, and the other inserting groove extends to the top face of the supporting foot from the end face of the main tenon head. During assembly, after the upper transverse rail is connected with the supporting feet, an operator aligns the bottom end of the inserting strip of the end face of the auxiliary rail with the top end of the slot of the end face of the main tenon, and then inserts the inserting strip into the slot downwards until the bottom face of the auxiliary rail is attached to the top face of the upper transverse rail. At the moment, the tenon head of the main tenon body just extends out of the top surface of the auxiliary gear. When the four supporting feet are respectively connected with the upper crosspiece and the auxiliary crosspiece by an operator, the main riveting hole on the bottom surface of the chair surface can be connected with the main tenon head at the top end of the main tenon body, so that the chair is assembled.
Preferably, in the chair of this embodiment, a lower crosspiece 13 is further disposed between the adjacent supporting feet, and two ends of the lower crosspiece are respectively fixed to the corresponding supporting feet.
The arrangement of the lower crosspiece further improves the overall stability of the chair, and the connection with the arm brace can be realized through the connecting tenon 14 at the end part and the connecting rivet 15 at the side surface of the arm brace.
Preferably, in the chair of the present embodiment, the connecting tongue 14 is provided on the end surface of the lower rail, and the connecting rivet 15 adapted to the connecting tongue is provided on the side surface of the arm brace.
The connection of the lower crosspiece and the supporting feet is realized by the arrangement of the connecting tenon and the connecting rivet.
Preferably, in the chair of the present embodiment, the tenon includes a base portion 16 provided on the end surface of the lower rail and a tenon 17 provided on the base portion, and the plurality of lower rails are positioned on the same horizontal plane perpendicular to the arm brace.
The plurality of lower crosspieces are arranged on the horizontal plane vertical to the supporting feet, so that the overall attractiveness of the chair is improved. Preferably, in the chair of this embodiment, the tenon of one of the two lower crosspieces on the same arm is disposed at the top end of the base, the tenon of the other lower crosspiece is disposed at the top end of the base, and the tenons of the two adjacent lower crosspieces are staggered in the vertical direction.
The connecting tenons on the two adjacent lower crosspieces are arranged in a staggered mode in the vertical direction, so that the chair can not only keep a plurality of lower crosspieces arranged on the same horizontal plane, but also keep the connecting strength between the lower crosspieces and the supporting feet.
In particular, the depth of the attachment rivets on the sides of the temple is limited by the limited thickness of the temple itself, since the lower rails are located in the same horizontal plane. If the tenons of the adjacent lower crosspieces are not staggered, the overall length of the tenons is necessarily reduced in order to avoid the tenons of the two lower crosspieces from colliding with each other, so that the strength of the connection between the lower crosspiece and the temple is reduced. Or the lower crosspieces need to be staggered in the vertical direction, which affects the overall aesthetic appearance of the chair. And the tenon joints of the connecting tenons are arranged in a staggered manner in the vertical direction, so that the tenon joints on two adjacent lower crosspieces cannot conflict, and the length of the tenon joints is still the same as the thickness of the supporting feet, so that the connecting strength between the lower crosspieces and the supporting feet is ensured. In order to be adapted to the joint tongue, the coupling rivet on the brace comprises a coupling groove and a through-hole in the bottom of the coupling groove and penetrating the brace, so that it is adapted to the joint tongue.
The above are only preferred embodiments of the present invention, which are used to assist the skilled person in implementing the corresponding technical solutions, and are not used to limit the scope of the present invention, which is defined by the appended claims. It should be noted that, for those skilled in the art, on the basis of the technical solution of the present invention, several modifications and variations can be made equivalent thereto, and these modifications and variations should also be regarded as the protection scope of the present invention. Meanwhile, it should be understood that although the present specification is described in terms of the above embodiments, not every embodiment includes only one independent technical solution, and such description of the specification is only for clarity, and those skilled in the art should make the specification as a whole, and technical solutions of various embodiments may also be appropriately combined to form other embodiments that can be understood by those skilled in the art.
Claims (6)
1. The utility model provides a chair, includes seat (1), locates a plurality of spike (2) of seat below and connects last crosspiece (3) of adjacent spike, its characterized in that: the novel chair is characterized in that a main tenon (4) used for being connected with the chair surface is arranged on the top surface of the arm brace, two adjacent sides of the main tenon are respectively provided with an attached tenon (5) used for being connected with an upper crosspiece, the bottom end of the attached tenon is fixedly arranged on the top surface of the arm brace, the end part of the upper crosspiece is provided with an attached riveting hole (6) which is located on the bottom surface of the upper crosspiece and matched with the attached tenon, and a main riveting hole matched with the main tenon is formed in the bottom surface of the chair surface.
2. The chair according to claim 1, wherein: an auxiliary rail (10) is further arranged between the upper crosspiece and the chair seat, an inserting strip (11) is arranged on the end face of the auxiliary rail, and a slot (12) matched with the inserting strip is arranged on the outer side face of the main tenon.
3. The chair according to claim 1, wherein: a lower crosspiece (13) is arranged between the adjacent supporting feet, and the two ends of the lower crosspiece are respectively and fixedly arranged on the corresponding supporting feet.
4. A chair according to claim 3, wherein: the end face of the lower crosspiece is provided with a connecting tenon (14), and the side face of the supporting foot is provided with a connecting rivet (15) matched with the connecting tenon.
5. The chair according to claim 4, wherein: the connecting tenon comprises a base part (16) arranged on the end face of the lower crosspiece and a connecting tenon head (17) arranged on the base part, and the lower crosspieces are positioned on the same horizontal plane vertical to the supporting foot.
6. The chair according to claim 5, wherein: the tenon of one of them lower crosspiece in two lower crosspieces on same spike sets up in the top of base, and the tenon of another lower crosspiece sets up in the top of base, and in vertical direction, the tenon of connecting of two adjacent lower crosspieces is crisscross to be set up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220166569.5U CN216797077U (en) | 2022-01-20 | 2022-01-20 | Chair with detachable top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220166569.5U CN216797077U (en) | 2022-01-20 | 2022-01-20 | Chair with detachable top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216797077U true CN216797077U (en) | 2022-06-24 |
Family
ID=82065957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220166569.5U Active CN216797077U (en) | 2022-01-20 | 2022-01-20 | Chair with detachable top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216797077U (en) |
-
2022
- 2022-01-20 CN CN202220166569.5U patent/CN216797077U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |