CN212912448U - Mortise and tenon type silent bed frame - Google Patents

Abstract

The application provides a mortise type silence bedstead, mortise type silence bedstead includes headstock, tailstock, two female, fossil fragments of bed and a plurality of bed boards, headstock with tailstock sets up relatively, two female being fixed in of bed headstock with set up relatively between the tailstock, female both ends of bed respectively with headstock and tailstock mortise-tenon joint, fossil fragments are located between two female beds, its both ends respectively with headstock and tailstock mortise-tenon joint, and are a plurality of the bed board arrange in female bed with between the fossil fragments, the both ends of bed board respectively with female and fossil fragments mortise-tenon joint of bed. The bed head frame, the bed tailstock, the bed nut, the keel and the bed board are connected in a mortise-tenon mode, so that the overall structure of the mortise-tenon silent bed frame is stable, other installation structural parts are reduced, the sound problem is reduced, the mortise-tenon silent bed frame is light and convenient, and is easy to install, stable and silent.

Description

Mortise and tenon type silent bed frame

Technical Field

The application relates to the technical field of household articles, in particular to a silent mortise and tenon type bedstead.

Background

The existing bedstead adopts a form that the whole bed board is assembled and then arranged on a bed nut. Whole bed board adopts a plurality of platelets and bed board frame to form after the equipment, and this makes bed board not good with the female structure steadiness of bed, and whole bedstead weight is big, and the area is big, the transportation of being not convenient for, and user experience is not good. Or fix the bed board on bed mother and fossil fragments through the five metals screw, lead to the not hard up problem of screw easily, the sound problem, the structure is insecure moreover, the installation of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a firm, light, easily installation of structure, tenon fourth of twelve earthly branches formula bedstead of silence.

The embodiment of the application provides a mortise type silence bedstead, wherein, mortise type silence bedstead includes headstock, tailstock, two female, fossil fragments of bed and a plurality of bed boards, the headstock with tailstock sets up relatively, two female being fixed in of bed headstock with set up relatively between the tailstock, female both ends of bed respectively with headstock and tailstock mortise joint, fossil fragments are located between two female beds, its both ends respectively with headstock and tailstock mortise joint, and are a plurality of the bed board arrange in female the bed with between the fossil fragments, the both ends of bed board respectively with female and fossil fragments mortise joint of bed.

The bed head frame is provided with a first dovetail protrusion and a second dovetail protrusion, the bed tail frame is provided with a second dovetail protrusion, the bed head frame is provided with a first dovetail groove, the bed tail frame is provided with a second dovetail groove, the first dovetail groove is matched with the first dovetail protrusion, and the second dovetail groove is matched with the second dovetail protrusion.

The bed head frame is provided with two first dovetail bulges and two second dovetail bulges, the first dovetail bulges are arranged along the height direction of the bed head frame side by side, the second dovetail bulges are arranged along the height direction of the bed head frame side by side, the bed head frame is provided with two first dovetail grooves, the first dovetail grooves are arranged along the height direction of the bed head frame side by side, the bed tail frame is provided with two second dovetail grooves, and the second dovetail grooves are arranged along the height direction of the bed tail frame side by side.

The lathe head is further provided with a first mounting groove communicated with the first dovetail groove, the first mounting groove and the first dovetail groove are arranged side by side in the height direction of the lathe head, the first mounting groove is used for allowing the first dovetail protrusion to slide into the first dovetail groove after being inserted, and the width of the first mounting groove is larger than that of the first dovetail groove so that the first dovetail protrusion is combined with the first dovetail groove conveniently.

The tailstock is further provided with a second mounting groove communicated with the second dovetail groove, the second mounting groove is arranged in the height direction of the tailstock side by side, the second mounting groove is used for supplying the second dovetail protrusion to slide into the second dovetail groove after being inserted, and the width of the second mounting groove is larger than that of the second dovetail groove, so that the second dovetail protrusion is combined with the second dovetail groove conveniently.

The first dovetail protrusion and the second dovetail protrusion are arranged at two ends of the bed in the height direction of the bed nut and are provided with first arc curved surfaces.

The bed is characterized in that a plurality of first bed board dovetail grooves are arranged on the inner side of the top end of the bed nut along the length direction, the keel corresponds to a plurality of second bed board dovetail grooves, a first bed board dovetail bulge and a second bed board dovetail bulge are arranged at the two ends of the bed board respectively, and the first bed board dovetail bulge is matched with the second bed board dovetail bulge corresponding to the first bed board dovetail groove and the second bed board dovetail groove respectively.

Wherein, a bellied side of first bed board forked tail and a bellied side of second bed board forked tail all with the upper surface parallel and level of bed board, so that the upper surface of bed board with the female upper surface of bed with the upper surface parallel and level of fossil fragments.

The first bed board dovetail protrusions and the second bed board dovetail protrusions are respectively provided with a second arc curved surface at two ends in the width direction of the bed board.

The bed head frame comprises an upper frame and a lower frame, the end part of the bed nut is in mortise and tenon joint with the lower frame, and the upper frame is fixed on the lower frame.

The mortise and tenon type silence bedstead that this application embodiment provided, through female both ends of bed respectively with headstock and tailstock mortise joint, the both ends of fossil fragments also respectively with headstock with tailstock mortise and tenon joint, the both ends of bed board respectively with the bed mother with fossil fragments mortise and tenon joint makes headstock, tailstock, the bed mother, fossil fragments and bed board all adopt mortise and tenon joint each other for the whole firm silence of mortise and tenon type silence bedstead has just reduced other mounting structure spare, makes mortise and tenon type silence bedstead light, easily installs.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic top view of a mortise and tenon type silent bed frame provided in an embodiment of the present application;

fig. 2 is a schematic perspective view of a mortise and tenon type silent bed frame provided in the embodiment of the present application;

fig. 3 is a schematic side view of a mortise and tenon type silent bed frame provided in the embodiment of the present application;

fig. 4 is a schematic view of a lower frame of a headboard of a mortise type silent bed frame provided in an embodiment of the present application;

fig. 5 is a schematic view of a tailstock of a mortise and tenon type silent bed frame provided in an embodiment of the present application;

fig. 6 is a schematic partially-assembled cross-sectional view of a mother bed and a head bed of the mortise and tenon type silent bed frame according to the embodiment of the present application;

fig. 7 is a schematic partially assembled cross-sectional view of a female bed frame and a tail frame of a mortise and tenon type silent bed frame according to an embodiment of the present application;

fig. 8 is a schematic end view of a female bed of the mortise and tenon type silent bed frame according to the embodiment of the present application;

fig. 9 is a schematic top view of an end of a female bed of the mortise and tenon type silent bed frame according to the embodiment of the present application;

fig. 10 is a schematic end view of a bed plate of a mortise and tenon type silent bed frame provided in an embodiment of the present application;

fig. 11 is a schematic sectional view of the assembled bed nut, bed plate and keel of the mortise and tenon type silent bed frame according to the embodiment of the application;

fig. 12 is a schematic end side view of a bed plate of a mortise and tenon type silent bed frame provided in the embodiment of the present application.

Detailed Description

Referring to fig. 1, 2 and 3, the mortise and tenon type silent bed frame 100 according to the embodiment of the present invention includes a headstock 10, a tailstock 20, two mothers 30, a keel 40 and a plurality of bed boards 50, wherein the headstock 10 and the tailstock 20 are disposed opposite to each other, the two mothers 30 are fixed between the headstock 10 and the tailstock 20 and disposed opposite to each other, two ends of the mothers 30 are respectively mortise and tenon connected with the headstock 10 and the tailstock 20, the keel 40 is located between the two mothers 30, two ends of the keel are respectively mortise and tenon connected with the headstock 10 and the tailstock 20, the plurality of bed boards 50 are arranged between the mothers 30 and the keel 40, and two ends of the bed boards 50 are respectively mortise connected with the mothers 30 and the keel 40.

Through the both ends of the bed nut 30 are respectively in mortise-tenon joint with the bed head frame 10 and the bed tail frame 20, the both ends of the keel 40 also respectively with the bed head frame 10 with the bed tail frame mortise-tenon joint, the both ends of the bed board 50 respectively with the bed nut 30 with the keel 40 mortise-tenon joint makes the bed head frame 10, the bed tail frame 20, the bed nut 30, the keel 40 and the bed board 50 all adopt mortise-tenon joint each other for the firm silence of mortise-tenon joint formula silence bedstead 100 overall structure, and reduced other mounting structural components between the bed board 50 and the bed nut 30, make the mortise-tenon formula silence bedstead 100 light, easily install.

It can be understood that mortise and tenon joint formula silence bedstead 100 of this application utilizes headstock 10, tailstock 20, the female 30 of bed, fossil fragments 40 and bed board 50 all adopt mortise and tenon joint each other for mortise and tenon joint formula silence bedstead 100 need not the hardware and connects, and the installation is swift moreover, and sound problem that the use five metals brought is avoided to firm silence.

In this embodiment, the headboard 10 includes a lower frame 11 and an upper frame 12. The lower frame 11 comprises two bed side stilts 111 and a lower frame plate 112. The two ends of the lower frame plate 112 are respectively connected to the two bedside pillars 111 through mortise and tenon joints, so that the structure of the headboard 10 is stable. The top end of the bedside column 111 is provided with a tenon, and the bottom of the upper frame 12 is provided with a slot matched with the tenon, so that the upper frame 12 is fixed on the lower frame 11. The bedside pillars 111 are mortise-tenon connected to the bed nut 30 at the side adjacent to the lower frame plate 112, so that the bed nut 30 is perpendicular to the lower frame plate 112, and the entire mortise-tenon type silent bed frame 100 is stable in structure. The headboard 10 further comprises a headboard center post 113 positioned between the two headboard legs 111, a headboard upper beam 114 secured to the upper portion of the headboard legs 111 and the upper portion of the headboard center post 113, and a headboard lower beam 115 secured to the lower portion of the headboard legs 111 and the lower portion of the headboard center post 113. The lower frame 11 comprises two lower frame plates 112, and the lower frame plates 112 are fixed in a rectangular frame surrounded by the bedside socle 111, the bedside central column 113, the bedside upper beam 114 and the bedside lower beam 115. The upper frame 12 is fixed to two bedside legs 111 and the bedside upper beam 114 of the lower frame 11.

In the present embodiment, the bed tail frame 20 includes two bed tail pillars 21 and a bed tail plate 22. The two ends of the bed tail plate 22 are respectively in mortise-tenon connection with the two bed tail stilts 21, so that the bed tail frame 20 is stable in structure. The bed end stilt 21 is mortise-tenon connected to the bed nut 30 at a side adjacent to the bed end plate 22, so that the bed nut 30 is perpendicular to the bed end plate 22, and the whole mortise-tenon type silent bed frame 100 is stable in structure. The bed tail frame 20 further comprises a bed tail center pillar 23 located between the two bed tail center pillars 21, a bed tail upper beam 24 fixed to the upper portions of the bed tail center pillars 21 and the upper portion of the bed tail center pillar 23, and a bed tail lower beam 25 fixed to the lower portions of the bed tail center pillars 21 and the lower portions of the bed tail center pillars 23. The bed tail frame 20 comprises two bed tail plates 22, and the bed tail plates 22 are fixed in a rectangular frame enclosed by the bed tail foot posts 21, the bed tail center posts 23, the bed tail upper beams 24 and the bed tail lower beams 25.

In this embodiment, the bed nut 30 has a front end 31 and a rear end 32, and a top end 33 and a bottom end 34 disposed between the front end 31 and the rear end 32. The front end 31 is in mortise and tenon connection with the bed head stilts 111. The rear end 32 is in mortise and tenon connection with the bed tail stilts 21. The inner side of the top end 33 is in mortise and tenon connection with the end part of the bed plate 50. The bed mother 30 is an integral lath, the height direction of the bed mother 30 is consistent with the length direction of the bed head socle 111 and the length direction of the bed tail socle 21, so that the bed mother 30, the bed head frame 10 and the bed tail frame 20 are stable in structure and consistent in compression direction, and the bed mother 30, the bed head frame 10 and the bed tail frame 20 can bear large heavy pressure in the gravity direction.

In this embodiment, two ends of the keel 40 are respectively mortise and tenon connected to the head pillar 113 and the tail pillar 23. The keel 40 has a rectangular bar shape. The length direction of the keel 40 is perpendicular to the length direction of the head center post 113 and parallel to the length direction of the bed nut 30.

In the present embodiment, the top 50 has a first end 51 and a second end 52 opposite to the first end 51. The first end 51 is in mortise and tenon connection with the inner side of the top end 33 of the bed nut 30. The second end 52 is in mortise and tenon connection with one side of the keel 40. The length direction of a plurality of bed boards 50 is vertical to the length direction of the bed nut 30 and the direction of the bed head socle 111, and is parallel to the lower frame board 112. The bed plate 50 is a one-piece rectangular plate. The plurality of bed plates 50 are arranged side by side along the length direction of the bed nut 30. The bed boards 50 on the left side and the right side of the keel 40 are consistent in number and are in one-to-one correspondence. A certain distance exists between two adjacent bed boards 50, so that the mattress is convenient to ventilate, the moisture is prevented, and the structural stability of the mortise and tenon type silent bed frame 100 is ensured.

Further, referring to fig. 3, 4 and 5, the front end 31 and the rear end 32 of the bed nut 30 are respectively provided with a first dovetail protrusion 35 and a second dovetail protrusion 36, the end of the headstock 10 and the end of the tailstock 20 are respectively provided with a first dovetail groove 13 and a second dovetail groove 26, the first dovetail groove 13 is matched with the first dovetail protrusion 35, and the second dovetail groove 26 is matched with the second dovetail protrusion 36.

In the present embodiment, the first dovetail groove 13 and the second dovetail groove 26 are provided in the head leg 111 and the foot leg 21, respectively. The length direction of the first dovetail groove 13 is parallel to the length direction of the head leg 111. The length direction of the second dovetail groove 26 is parallel to the length direction of the bed tail leg 21, so that the bed nut 30 is engaged and assembled between the bed head leg 111 and the bed tail leg 21 in a direction parallel to the gravity direction. When the bed nut 30 is stressed, the bed nut 30, the headstock 10 and the tailstock 20 are pressed more tightly, and the bed nut 30, the headstock 10 and the tailstock 20 are structurally stable. The first dovetail protrusions 35 are provided with inclined side surfaces in the circumferential direction, so that the first dovetail protrusions 35 are clamped with the first dovetail grooves 13 in all circumferential dimensions, and the stability of the combination of the bed nut 30 and the bed head frame 10 is further improved. The second dovetail protrusions 36 are provided with inclined side faces in the circumferential direction, so that the second dovetail protrusions 36 are clamped with the second dovetail grooves 26 in all circumferential dimensions, and the stability of the combination of the bed nut 30 and the bed tail frame 20 is further improved.

Further, the bed nut 30 is provided with two first dovetail protrusions 35 and two second dovetail protrusions 36, the two first dovetail protrusions 35 are arranged side by side along the height direction of the bed nut 30, the two second dovetail protrusions 36 are arranged side by side along the height direction of the bed nut 30, the headstock 10 is provided with two first dovetail grooves 13, the two first dovetail grooves 13 are arranged side by side along the height direction of the headstock 10, the tailstock 20 is provided with two second dovetail grooves 26, and the two second dovetail grooves 26 are arranged side by side along the height direction of the tailstock 20.

In this embodiment, the height direction of the bed nut 30 is consistent with the length direction of the head support 111 and the length direction of the foot support 21, so that the bed nut 30, the headstock 10, and the tailstock 20 can bear heavy pressure. By combining the two first dovetail grooves 13 with the two first dovetail protrusions 35 and combining the two second dovetail grooves 26 with the two second dovetail protrusions 36, the bed frame 30, the headstock 10 and the tailstock 20 can bear larger weight in the gravity direction, and the bearing capacity of the mortise and tenon type silent bed frame 100 is increased. Of course, in other embodiments, the bed nut 30 may also be provided with three first dovetail protrusions 13 and three second dovetail protrusions 26, the headstock 10 may be provided with three first dovetail grooves 13, and the tailstock 20 may be provided with three second dovetail grooves 26.

Further, referring to fig. 6, 7 and 8, the headstock 10 is further provided with a first mounting groove 14 communicated with the first dovetail groove 13, and the first mounting groove 14 and the first dovetail groove 13 are arranged side by side in the height direction of the headstock 10. The first mounting groove 14 is used for the first dovetail protrusion 35 to be inserted and then slid into the first dovetail groove 13. The width of the first mounting groove 14 is greater than the width of the first dovetail groove 13 so that the first dovetail projection 35 is coupled with the first dovetail groove 13.

In this embodiment, the diameter of the first mounting groove 14 is larger than the diameter of the first dovetail groove 13, and the inner wall of the first mounting groove 14 is perpendicular to the surface of the head pin 111, so that the first dovetail protrusion 35 can be inserted into the first mounting groove 14 conveniently. The first mounting groove 14 is located above the first dovetail groove 13, so that the first dovetail protrusion 35 can slide into the first dovetail groove 13 under the gravity of the bed nut 30 after being inserted into the first mounting groove 14, and the first dovetail protrusion 35 is tightly combined with the first dovetail groove 13.

Further, the tailstock 20 is further provided with a second mounting groove 27 communicating with the second dovetail groove 26, and the second mounting groove 27 and the second dovetail groove 26 are arranged side by side in the height direction of the tailstock 20. The second mounting groove 27 is used for the second dovetail projection 36 to slide into the second dovetail groove 26 after being inserted. The width of the second mounting groove 27 is greater than the width of the second dovetail slot 26 to facilitate engagement of the second dovetail lobe 36 with the second dovetail slot 26.

In this embodiment, the diameter of the second mounting groove 27 is larger than the diameter of the second dovetail groove 26, and the inner wall of the second mounting groove 27 is perpendicular to the surface of the bed tail leg 21, so that the second dovetail projection 36 can be inserted into the second mounting groove 27 conveniently. The second mounting groove 27 is located above the second dovetail groove 26, so that the second dovetail protrusions 36 can slide into the second dovetail groove 26 under the gravity of the bed nut 30 after being inserted into the second mounting groove 27, and the second dovetail protrusions 36 are tightly combined with the second dovetail groove 26.

Further, referring to fig. 7, 8 and 9, both ends of the first dovetail protrusion 35 and the second dovetail protrusion 36 in the height direction of the bed nut 30 are provided with first arc-shaped curved surfaces.

In this embodiment, the first arc curved surfaces 351 are provided at both ends of the first dovetail protrusion 35, so that resistance is reduced when both ends of the first dovetail protrusion 35 are inserted into the first dovetail groove 13, and the first dovetail protrusion 35 is conveniently slid into the first dovetail groove 13. The two ends of the second dovetail protrusion 36 are provided with first arc curved surfaces 351, so that resistance is reduced when the two ends of the second dovetail protrusion 36 are clamped into the second dovetail groove 26, and the second dovetail protrusion 36 can conveniently slide into the second dovetail groove 26. The lower end of the first dovetail protrusion 35 is provided with a first arc curved surface 351, and correspondingly, the first dovetail groove 13 is also provided with an arc curved surface, so that the first dovetail protrusion 35 and the first dovetail groove 13 can be tightly combined. The arc curved surface of the first dovetail protrusion 35 is combined with the arc curved surface of the first dovetail groove 13, so that the first dovetail protrusion 35 is combined with the first dovetail groove 13 in multiple directions, the contact area is increased, the connection is tighter, and when the first dovetail protrusion 35 slides into the first dovetail groove 13, the resistance can be reduced, and the installation is convenient. Similarly, the lower end of the second dovetail protrusion 36 is provided with an arc curved surface, and correspondingly, the second dovetail groove 26 is also provided with an arc curved surface, so that the second dovetail protrusion 36 and the second dovetail groove 26 can be tightly combined.

Further, please refer to fig. 10, 11 and 12, a plurality of first bed board dovetail grooves 37 are arranged along the length direction inside the top end 33 of the bed nut 30, the keel 40 corresponds to a plurality of the first bed board dovetail grooves 37 are provided with a plurality of second bed board dovetail grooves 41, the two ends of the bed board 50 are respectively provided with a first bed board dovetail protrusion 53 and a second bed board dovetail protrusion 54, and the first bed board dovetail protrusion 53 and the second bed board dovetail protrusion 54 are respectively combined with the corresponding first bed board dovetail groove 37 and the second bed board dovetail groove 41.

In this embodiment, the plurality of first bed dovetail grooves 37 are arranged at equal intervals. The plurality of second bed plate dovetail grooves 41 are arranged at equal intervals. The number of the first bed plate dovetail grooves 37 is equal to the number of the second bed plate dovetail grooves 41. The first bed board dovetail grooves 37 are respectively arranged at included angles between the end surface of the top end 33 of the bed nut 30 and the inner side surface. The second bed board dovetail groove 41 is arranged at an included angle between the end surface of the top end 33 of the keel 40 and the side surface. First bed board dovetail 37 has opening up, second bed board dovetail 41 has opening up, and is convenient first bed board dovetail protrusion 53 with second bed board dovetail protrusion 54 is gone into respectively first bed board dovetail 37 with in the second bed board dovetail 41. The bed plate 50 is firmly connected with the bed nut 30 and the keel 40 in the bearing direction, so that the bed plate 50 can bear large load, and the bed plate 50 is more and more tightly clamped with the bed nut 30 and the keel 40 under the load condition. First bed board forked tail arch 53 all sets up the slope side on width direction and thickness direction, makes first bed board forked tail arch 53 all with width direction and thickness direction first bed board dovetail 37 chucking, and then increased the tip of bed board 50 with the steadiness that the female 30 of bed combined. Second bed board forked tail arch 54 all sets up the slope side on width direction and thickness direction, makes second bed board forked tail arch 54 all with width direction and thickness direction second bed board dovetail 41 chucking, and then increased the tip of bed board 50 with the steadiness that fossil fragments 40 combined.

Further, a side of the first bed board dovetail projection 53 and a side of the second bed board dovetail projection 54 are flush with the upper surface of the bed board 50, so that the upper surface of the bed board 50 is flush with the upper surface of the bed nut 30 and the upper surface of the keel 40. The bed board 50, the bed nut 30 and the keel 40 are parallel and level, so that the mattress can be stably placed on the mortise type silent bed frame 100, and the experience performance of the mortise type silent bed frame 100 is improved.

Further, the first bed plate dovetail protrusion 53 and the second bed plate dovetail protrusion 54 are provided with second arc curved surfaces 55 at both ends of the bed plate 50 in the width direction.

In this embodiment, the second arc curved surfaces 55 are provided at both ends of the first bed plate dovetail protrusion 53, so that the resistance is reduced when the both ends of the first bed plate dovetail protrusion 53 are clamped into the first bed plate dovetail groove 37, and the two ends can be tightly combined in multiple dimensions. The two ends of the second bed board dovetail protrusion 54 are provided with first arc curved surfaces 351, so that the two ends of the second bed board dovetail protrusion 54 are clamped into the second bed board dovetail groove 41, the resistance is reduced, and the two ends can be tightly combined in a multi-dimensional mode.

In summary, although the present application has been described with reference to the preferred embodiments, the present application is not limited to the preferred embodiments, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the protection scope of the present application is determined by the scope of the appended claims.

Claims (10)

1. The utility model provides a mortise type silence bedstead, its characterized in that, mortise type silence bedstead includes headstock, tailstock, two bed mothers, fossil fragments and a plurality of bed boards, headstock with tailstock sets up relatively, two the bed mothers are fixed in headstock with set up relatively between the tailstock, the female both ends of bed respectively with headstock and tailstock mortise joint, fossil fragments are located between two bed mothers, its both ends respectively with headstock and tailstock mortise joint, it is a plurality of the bed board arrange in the bed mother with between the fossil fragments, the both ends of bed board respectively with the female and fossil fragments mortise joint of bed.

2. The mortise and tenon type silent bed frame according to claim 1, wherein the first dovetail protrusion and the second dovetail protrusion are respectively arranged at two ends of the bed nut, the first dovetail groove and the second dovetail groove are respectively arranged at the end part of the bed head frame and the end part of the bed tail frame, the first dovetail groove is matched with the first dovetail protrusion, and the second dovetail groove is matched with the second dovetail protrusion.

3. The mortise and tenon type silent bed frame according to claim 2, wherein the bed nut is provided with two first dovetail protrusions and two second dovetail protrusions, the two first dovetail protrusions are arranged side by side along the height direction of the bed nut, the second dovetail protrusions are arranged side by side along the height direction of the bed nut, the headstock is provided with two first dovetail grooves, the two first dovetail grooves are arranged side by side along the height direction of the headstock, the tailstock is provided with two second dovetail grooves, and the two second dovetail grooves are arranged side by side along the height direction of the tailstock.

4. The mortise and tenon type silent bed frame according to claim 2, wherein the headstock is further provided with a first mounting groove communicated with the first dovetail groove, the first mounting groove and the first dovetail groove are arranged side by side in the height direction of the headstock, the first mounting groove is used for the first dovetail protrusion to slide into the first dovetail groove after being inserted, and the width of the first mounting groove is greater than that of the first dovetail groove, so that the first dovetail protrusion is combined with the first dovetail groove.

5. The mortise and tenon type silent bed frame according to claim 2, wherein the tailstock is further provided with a second mounting groove communicated with the second dovetail groove, the second mounting groove and the second dovetail groove are arranged side by side in the height direction of the tailstock, the second mounting groove is used for allowing the second dovetail protrusion to slide into the second dovetail groove after being inserted, and the width of the second mounting groove is greater than that of the second dovetail groove, so that the second dovetail protrusion is combined with the second dovetail groove.

6. The mortise and tenon type silent bed frame according to claim 2, wherein the first dovetail protrusion and the second dovetail protrusion are provided with a first circular arc-shaped curved surface at both ends in the height direction of the bed nut.

7. The mortise and tenon type mute bed frame according to any one of claims 1 to 5, wherein a plurality of first bed board dovetail grooves are arranged along the length direction on the inner side of the top end of the bed nut, the keel is provided with a plurality of second bed board dovetail grooves corresponding to the plurality of first bed board dovetail grooves, a first bed board dovetail projection and a second bed board dovetail projection are respectively arranged at two ends of the bed board, and the first bed board dovetail projection and the second bed board dovetail projection are respectively matched with the corresponding first bed board dovetail groove and second bed board dovetail groove.

8. The mortise and tenon type silent bed frame according to claim 7, wherein a side surface of said first bed board dovetail projection and a side surface of said second bed board dovetail projection are flush with the upper surface of said bed board, so that the upper surface of said bed board is flush with the upper surface of said bed nut and the upper surface of said keel.

9. The mortise and tenon type silent bed frame according to claim 7, wherein said first bed plate dovetail projection and said second bed plate dovetail projection are provided with second curved circular surfaces at both ends in the width direction of said bed plate.

10. The mortise and tenon type silent bed frame according to any one of claims 1 to 5, wherein said headstock comprises an upper frame and a lower frame, the end of said bed nut is mortise and tenon connected with said lower frame, and said upper frame is fixed on said lower frame.

Images