CN211974688U - Mortise and tenon type door shaft accessory for switch cabinet - Google Patents

Abstract

The utility model is suitable for a door-hinge annex technical field of cubical switchboard provides a mortise-tenon type door-hinge annex for cubical switchboard, including fixed subassembly and cabinet body subassembly, fixed subassembly includes door-hinge annex, shaft hole, rectangle thin slice, mortise-tenon hole and mortise-tenon plug-in components, the shaft hole has been seted up on the door-hinge annex, rectangle thin slice with door-hinge annex integrated into one piece, and be located door-hinge annex one side, rectangle thin slice central point department has seted up mortise-tenon hole, mortise-tenon plug-in components run through in mortise-tenon hole; the door hinge is characterized in that the shaft hole is formed in the door hinge accessory, the door hinge is fixed with the door hinge accessory, the rectangular sheet penetrates through the hole groove, the mortise and tenon plug-in component penetrates through the mortise and tenon hole to complete interference connection assembly, so that the door hinge is fixed with the cabinet body stand column, the fixing component is simple in structure, small in appearance, low in requirement on installation space, and wide in application range.

Description

Mortise and tenon type door shaft accessory for switch cabinet

Technical Field

The utility model belongs to the technical field of the door-hinge annex of cubical switchboard, especially, relate to a mortise type door-hinge annex for cubical switchboard.

Background

The cabinet door installation modes of electrical equipment such as a switch cabinet and the like generally comprise two modes of hinge installation and door shaft installation, wherein the hinge installation generally needs a plurality of hinges, and the number of the hinges can reach 5 according to the different sizes of the cabinet doors, namely at least 2 hinges; the door shaft is installed, generally an upper door shaft accessory and a lower door shaft accessory are installed on a cabinet body or a cabinet body upright post, and holes are formed in the door shaft accessories. The door shaft of the cabinet door is inserted into the hole of the door shaft accessory to complete the installation of the cabinet door, and the cabinet door can rotate around the door shaft to realize the opening and closing of the cabinet door. The door shaft accessories used in the door shaft mounting mode are generally metal parts machined or sheet-metal machined and are mounted on the cabinet body or the cabinet body upright post through bolts. In order to ensure that the door shaft accessory has certain bearing capacity and cannot be displaced due to stress, the door shaft accessory is generally fixed by at least two bolts or more than one limiting structure and one bolt.

At present, the method of hinge installation and door shaft installation is adopted for cabinet door installation on the market, and the problems of high cost, complex process and less installation bolts and high failure risk are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mortise type door-hinge annex for cubical switchboard aims at solving with high costs, the process is complicated, the dangerous big problem that becomes invalid less of construction bolt.

The utility model discloses a what realize like this, a mortise type door-hinge annex for cubical switchboard, including fixed subassembly and cabinet body subassembly, fixed subassembly includes door-hinge annex, shaft hole, rectangle thin slice, mortise and tenon fourth of twelve earthly branches plug-in components, the shaft hole has been seted up on the door-hinge annex, rectangle thin slice with door-hinge annex integrated into one piece, and be located door-hinge annex one side, rectangle thin slice central point department has seted up the mortise and tenon fourth of twelve earthly branches hole, mortise and tenon fourth of twelve earthly branches hole shape is rectangle, mortise and tenon fourth of twelve earthly branches plug-in components with mortise and tenon fourth of twelve earthly branches hole sliding connection, mortise and tenon fourth of twelve earthly branches plug-in components;

the cabinet body subassembly includes cabinet body clothes closet and hole groove, cabinet body clothes closet with door-hinge annex sliding connection, and be located door-hinge annex with tenon fourth of the twelve earthly branches plug-in components intermediate position department, the cabinet body has been seted up on the clothes closet the hole groove, the hole groove shape is the rectangle, the rectangle thin slice with hole groove looks adaptation.

Preferably, the two shaft holes are formed and respectively located on the upper surface and the lower surface of the door shaft accessory, and the two shaft holes correspond to each other.

Preferably, the number of the rectangular sheets is two, and the rectangular sheets are symmetrically distributed along the central axis of the door spindle accessory.

Preferably, the mortise and tenon plug-in components are L-shaped, and the width of the lower ends of the mortise and tenon plug-in components is smaller than that of the mortise and tenon holes.

Preferably, the length of the vertical edge of the middle part of the mortise and tenon plug-in unit is greater than the thickness between the upper end and the lower end of the door shaft accessory.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mortise-tenon type door-hinge annex for cubical switchboard, through being provided with the door-hinge annex, seted up the shaft hole on the door-hinge annex simultaneously, the door-hinge runs through in the shaft hole, realizes the fixed between door-hinge and the door-hinge annex, through being provided with the rectangle thin slice, rectangle thin slice central point department has seted up the mortise-tenon hole, through being provided with the cabinet body stand, set up specific hole groove on the cabinet body stand, the rectangle thin slice runs through the hole groove, the mortise-tenon plug-in components run through the mortise-tenon hole, accomplish interference coupling assembly, thereby realize the fixed between door-hinge and the cabinet body stand; the fixing assembly is simple in structure, small in appearance, low in manufacturing cost, low in requirement on installation space, wide in application range, capable of inserting the mortise and tenon insertion pieces into the mortise and tenon holes as long as space exists, free of bolt flat cushion elastic cushion nuts and free of wrench space, particularly suitable for occasions with tense space, more firm in fixing effect, high in strength and strong in bearing capacity due to the fact that the mortise and tenon insertion pieces are installed in an interference connection mode, particularly suitable for installation of heavy door panels, simple in interference connection quality control, only in-place and out-of-place installation states, when in place, the mortise and tenon insertion pieces can be seen to be inserted to the bottom, firm to a certain extent, and the state that the bolt fixing mode is not screwed up frequently cannot occur.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the middle door shaft accessory of the present invention;

FIG. 3 is a schematic view of the structure of the mortise and tenon plug-in unit of the present invention;

FIG. 4 is a schematic view of the structure of the upright post of the middle cabinet body of the present invention;

in the figure: 1-fixing component, 11-door shaft accessory, 12-shaft hole, 13-rectangular sheet, 14-mortise and tenon hole, 15-mortise and tenon plug-in component, 2-cabinet component, 21-cabinet upright post and 22-hole groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution for mortise and tenon type door hinge accessories of a switch cabinet: the cabinet comprises a fixing assembly 1 and a cabinet body assembly 2, wherein the fixing assembly 1 comprises a door shaft accessory 11, a shaft hole 12, a rectangular sheet 13, a mortise and tenon hole 14 and a mortise and tenon plug-in 15, the shaft hole 12 is formed in the door shaft accessory 11, the rectangular sheet 13 is integrally formed with the door shaft accessory 11 and is positioned on one side of the door shaft accessory 11, the mortise and tenon hole 14 is formed in the center of the rectangular sheet 13, the mortise and tenon hole 14 is rectangular in shape, the mortise and tenon plug-in 15 is in sliding connection with the mortise and tenon hole 14, and the mortise and tenon plug-in 15 penetrates through the mortise and tenon hole 14;

the cabinet body assembly 2 comprises a cabinet body vertical cabinet 21 and a hole groove 22, the cabinet body vertical cabinet 21 is connected with the door shaft accessory 11 in a sliding mode and is located in the middle of the door shaft accessory 11 and the mortise and tenon insertion piece 15, the hole groove 22 is formed in the cabinet body vertical cabinet 21, the hole groove 22 is rectangular, and the rectangular sheet 13 is matched with the hole groove 22.

In this embodiment, the shaft hole 12 has been seted up on the door-hinge annex 11, make things convenient for the connection of door-hinge and door-hinge annex 11, rectangle thin slice 13 and door-hinge annex 11 integrated into one piece, rectangle thin slice 13 central point department has seted up mortise and tenon hole 14, mortise and tenon plug-in 15 runs through mortise and tenon hole 14, make things convenient for mortise and tenon plug-in 15 and door-hinge annex 11 to mutually support, the cabinet body clothes closet is fixed, low to the requirement of installation space, application scope is wide, as long as there is the space to insert mortise and tenon plug-in 15 in mortise and tenon hole 14, do not need the flat spring of filling up of bolt and fill up nut, do not need the spanner space, especially be fit for in the occasion that the space is nervous, because of adopting the installation of interference.

Referring to fig. 1, two shaft holes 12 are further formed in the upper and lower surfaces of the door shaft accessory 11, respectively, and correspond to each other.

In the embodiment, the two shaft holes 12 correspond to each other, so that the installation of the door shaft is facilitated, and meanwhile, the effect of fixing the door shaft and the door shaft accessory 11 is increased, so that the installation is more convenient.

Referring to fig. 2, there are two rectangular sheets 13, and the rectangular sheets 13 are symmetrically distributed along the central axis of the door shaft accessory 11.

In the embodiment, the rectangular sheets 13 are symmetrically distributed along the central axis of the door shaft accessory 11, so that the door shaft accessory is stressed uniformly, the fixing effect is improved, and meanwhile, the cabinet upright post 21 is convenient to fix by the mortise and tenon plug-in 15.

Referring to fig. 3, further, the mortise and tenon insertion member 15 is formed in an L shape, and the width of the lower end is smaller than that of the mortise and tenon hole 14.

In this embodiment, there is the bulge in mortise and tenon plug-in components 15 upper end, plays spacing effect, prevents that mortise and tenon plug-in components 15 from dropping, and mortise and tenon plug-in components 15 lower extreme width slightly is lighter than the width in mortise and tenon hole 14, has the guide effect, makes mortise and tenon plug-in components 15 insert mortise and tenon hole 14 more easily to it is more firm to make fixed, and the bearing capacity is stronger.

Referring to fig. 1, further, the middle portion of the mortise and tenon inserting piece 15 is a vertical edge, and the length of the vertical edge is greater than the thickness between the upper end and the lower end of the door shaft accessory 11.

In this embodiment, the length of the middle vertical edge of the mortise and tenon insertion piece 15 is greater than the thickness between the upper end and the lower end of the door shaft accessory 11, and the middle vertical edge of the mortise and tenon insertion piece 15 is an interference connection fitting surface, so that the fixing effect of the cabinet body upright post 21 is stronger, and the fixing effect is enhanced.

The utility model discloses a theory of operation and use flow: the door hinge penetrates through the shaft holes 12, the door hinge is directly connected with the fixed assembly, the number of the shaft holes 12 is two, the fixing effect is improved, the rectangular thin sheets 13 penetrate through the slotted holes 22, the number of the rectangular thin sheets 13 is two, the door hinge accessory 11 and the cabinet body upright post 21 are connected more tightly, the mortise and tenon insertion piece 15 penetrates through the mortise and tenon hole 14, the upper end of the mortise and tenon insertion piece 15 is provided with a protruding part which plays a limiting role, the length of a vertical edge in the middle of the mortise and tenon insertion piece 15 is larger than the thickness between the upper end and the lower end of the door hinge accessory 11, the mortise and tenon insertion piece is an interference connection matching surface, the fixing effect is enhanced, the lower end of the mortise and tenon insertion piece 15 has a certain inclination and has a guiding function, the mortise and tenon insertion piece 15 is more easily inserted into the mortise and tenon hole 14 and is knocked by a hammer, the mortise and tenon insertion piece 15 is inserted to the bottom, the interference connection.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (5)

1. The utility model provides a mortise type door-hinge annex for cubical switchboard which characterized in that: the cabinet comprises a fixing assembly (1) and a cabinet body assembly (2), wherein the fixing assembly (1) comprises a door shaft accessory (11), a shaft hole (12), a rectangular sheet (13), a mortise and tenon hole (14) and a mortise and tenon plug-in component (15), the shaft hole (12) is formed in the door shaft accessory (11), the rectangular sheet (13) and the door shaft accessory (11) are integrally formed and are located on one side of the door shaft accessory (11), the mortise and tenon hole (14) is formed in the center of the rectangular sheet (13), the mortise and tenon hole (14) is rectangular in shape, the mortise and tenon plug-in component (15) is in sliding connection with the mortise and tenon hole (14), and the mortise and tenon plug-in component (15) penetrates through the mortise and tenon hole (14);

cabinet body subassembly (2) include cabinet body clothes closet (21) and hole groove (22), cabinet body clothes closet (21) with door pivot annex (11) sliding connection, and be located door pivot annex (11) with tenon fourth of the twelve earthly branches plug-in components (15) intermediate position department, seted up on cabinet body clothes closet (21) hole groove (22), hole groove (22) shape is the rectangle, rectangle thin slice (13) with hole groove (22) mutual adaptation.

2. The mortise type door spindle accessory for switch cabinets of claim 1, wherein: the two shaft holes (12) are respectively positioned on the upper surface and the lower surface of the door shaft accessory (11) and correspond to each other.

3. The mortise type door spindle accessory for switch cabinets of claim 1, wherein: the number of the rectangular sheets (13) is two, and the rectangular sheets (13) are symmetrically distributed along the central axis of the door shaft accessory (11).

4. The mortise type door spindle accessory for switch cabinets of claim 1, wherein: the mortise and tenon plug-in (15) is L-shaped, and the width of the lower end of the mortise and tenon plug-in is smaller than that of the mortise and tenon hole (14).

5. The mortise type door spindle accessory for switch cabinets of claim 1, wherein: the length of the vertical edge of the middle part of the mortise and tenon inserting piece (15) is larger than the thickness between the upper end and the lower end of the door shaft accessory (11).

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