CN212428349U

CN212428349U - Lock catch assembly for double-door cabinet

Info

Publication number: CN212428349U
Application number: CN202020696642.0U
Authority: CN
Inventors: 濮伟新; 张豪; 袁小兵; 沈建伟
Original assignee: WUXI KANGBEI ELECTRONIC EQUIPMENT CO Ltd
Current assignee: WUXI KANGBEI ELECTRONIC EQUIPMENT CO Ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-29
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to a hasp subassembly for two cabinets that open door, mount pad are massive structure, offer fastening heavy groove and location heavy groove on the installation face, and the through-hole is offered perpendicularly at fastening heavy groove tank bottom center, and the perpendicular rigid coupling locating pin in location heavy groove center, the pedestal top surface of mount pad extend to the oblique top and form the rake, and the upper end level of rake is outside to extend and is formed the hasp tongue. The utility model is sleeved with the sealing rings on the positioning pin and the fastening screw, which improves the sealing performance while firmly installing, and the sealing rings have certain elasticity and buffer function, thus reducing the influence of the vibration of the cabinet on the positioning pin and the fastening screw; the positioning pins are symmetrically arranged, so that the shearing resistance is strong, the elastic movement and the transportation vibration of the frame profile steel can be borne, and the stability and the reliability are realized; the rake can connect hasp tongue and mount pad, also can play support and additional strengthening, improves the utility model discloses a mechanical properties, during the installation not with frame shaped steel surface contact, prevent that area of contact too big leads to the location inaccurate.

Description

Lock catch assembly for double-door cabinet

Technical Field

The utility model belongs to the technical field of rack locking annex technique and specifically relates to a hasp subassembly for two cabinets that open door.

Background

The double-door cabinet needs locking accessories to control the opening and closing of the cabinet door, and the locking accessories adopted by the double-door cabinet are generally of a lock rod locking structure. Considering that the lock cylinder of the door lock is usually unlocked by clockwise rotation and locked by counterclockwise rotation, the lock body and the lock bar assembly are generally installed on the right door, and the latch assembly is installed on the left door. The positions of the lock rod and the lock rod can be changed according to special conditions, and the working principle of the lock rod locking structure is not influenced. To the rack that the hasp subassembly was installed on the left door, its two doors are closed the locking flow and are: the left door is closed firstly and is stopped at the frame section steel, then the right door is closed and is buckled on the left door, and the lock catch component arranged on the left door and the heaven and earth lock catch arranged on the frame section steel are connected in series through the lock body and the lock bar component of the right door, and finally locked on the frame section steel of the cabinet. The lock catch assembly installed on the cabinet door in the prior art usually adopts a stamping part and is connected in a self-tapping screw or welding nail and nut mode, and the requirements of customers cannot be met in the aspects of tightness and reliability. The connection mode of the self-tapping screws is adopted, so that the elastic movement of the left and right door panels and the vibration in the logistics process cannot be coped with, once the door panels are loosened, the locking assembly can be completely failed and cannot be repaired, and the connection does not meet the sealing requirement; the connection mode of the welding nail and the nut is also lack of reliability, the connection strength of the welding nail and the left door plate and the welding quality cannot be detected at present, the reliability of connection of the welding nail and the left door plate cannot be guaranteed by means of visual inspection, and the falling of the welding nail is an important problem facing the lock catch structure.

SUMMERY OF THE UTILITY MODEL

The applicant provides a hasp subassembly for two cabinets of opening door to the shortcoming among the above-mentioned prior art of production to realize stable sealed locking, and the resistance is moderate when the cabinet door opens and shuts, resistant shearing, anti elasticity drunkenness, and the bearing capacity that the commodity circulation shakes is strong.

The utility model discloses the technical scheme who adopts as follows:

a lock catch assembly for a double-door cabinet comprises frame-shaped steel, an installation seat and a positioning groove, wherein the frame-shaped steel encloses an external frame forming cabinet doors on two sides of the cabinet, the installation seat is of a block-shaped structure, one end of the installation seat is an installation surface matched with the frame-shaped steel, the other end of the installation seat is an inner surface of a seat body arranged in parallel with the installation surface, the middle of the installation surface is provided with the fastening sunken groove, the center of the bottom of the fastening sunken groove is vertically provided with a through hole, the installation surfaces on two sides of the fastening sunken groove are symmetrically provided with the positioning sunken grooves, and the centers of the positioning sunken; the top surface of the seat body of the mounting seat extends to the oblique upper part of one end of the inner surface of the seat body to form an inclined part, the upper end of the inclined part horizontally extends outwards to form a locking tongue body, and the locking tongue body is of a plate-shaped structure; the sealing ring is embedded in the fastening sinking groove and the positioning sinking groove respectively, and the fastening screw penetrates through the frame section steel, the sealing ring and the through hole in sequence to fixedly connect the mounting seat with the frame section steel.

The further technical scheme is as follows:

the top surface of the tongue body of the locking tongue body is a rectangular plane, the top surface of the tongue body is perpendicular to the mounting surface, the bottom surface of the tongue body of the locking tongue body is also a rectangular plane, and the bottom surface of the tongue body is parallel to the top surface of the tongue body;

the surface of the lock catch tongue body below the top surface of the tongue body is respectively contracted towards the periphery of the bottom surface of the tongue body along the periphery of the top surface of the tongue body to form a front inclined surface and a group of symmetrically arranged side inclined surfaces, the upper end of the front inclined surface is connected with the end part of the top surface of the tongue body, the lower end of the front inclined surface is connected with the end part of the bottom surface of the tongue body, the upper ends of the side inclined surfaces are respectively connected with the edges of two sides of the top surface of the tongue body, and the lower ends of the side inclined surfaces are respectively connected;

the mounting surface is a rectangular plane, and the top surface of the seat body is perpendicular to the mounting surface;

the installation seat is arranged on the surface of the outer side of the inner surface of the seat body, and a chamfer surface is formed by inclining towards one end of the installation surface along the edge of the inner surface of the seat body;

the diameters of the fastening sinking groove and the positioning sinking groove are the same and are matched with the width of the mounting surface;

the bottom of each of the fastening sinking groove and the positioning sinking groove is a plane structure parallel to the mounting surface, and the outer diameter of the sealing ring is matched with the diameter of each of the fastening sinking groove and the positioning sinking groove;

the inclined part comprises an upper inclined surface for connecting the mounting surface with the top surface of the tongue body and a lower inclined surface for connecting the inner surface of the connecting seat body with the bottom surface of the tongue body;

the inclination of the lower inclined plane is greater than that of the upper inclined plane, and the joints of the upper inclined plane and the mounting surface as well as the top surface of the tongue body and the joints of the lower inclined plane and the inner surface of the seat body are all in smooth transition fillet structures;

the intersection line of the lower inclined plane and the inner surface of the seat body is parallel to the lower edge of the inner surface of the seat body, and the distance between the intersection line of the lower inclined plane and the inner surface of the seat body and the lower edge of the inner surface of the seat body is larger than the diameter of the through hole.

The utility model has the advantages as follows:

the utility model discloses rational in infrastructure, simple to operate, the mount pad has the installation face of laminating with frame shaped steel, accomplishes the location of mount pad through the cooperation of the modulus hole on locating pin and the frame shaped steel, through fastening screw with mount pad and frame shaped steel rigid coupling, all cup joint the sealing washer on locating pin and fastening screw, when firmly installing, improve sealing performance, and the sealing washer has certain elasticity and cushioning effect, can reduce the influence of rack vibrations to locating pin and fastening screw; the positioning pins are symmetrically arranged, so that the shearing resistance is strong, the elastic movement and the transportation vibration of the frame profile steel can be borne, and the stability and the reliability are realized; the lock catch tongue body comprises a front inclined surface and a side inclined surface, when the lock pin runs over, the lock catch tongue body can play a role in guiding and cannot block the motion of the lock pin, and the lock pin is matched with the flat bottom surface of the tongue body to move smoothly; the rake can connect hasp tongue and mount pad, also can play support and additional strengthening, improves the utility model discloses a mechanical properties, and the rake does not lead to the location inaccurate with frame shaped steel surface contact when the installation, prevents that area of contact is too big.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention (without fastening screws and sealing rings).

Fig. 2 is a schematic view of the overall structure at another viewing angle of the present invention.

Fig. 3 is an exploded view of the overall structure of the present invention.

Fig. 4 is a schematic view of the installation process of the present invention.

Fig. 5 is a schematic view of the installation structure of the present invention.

Wherein: 1. a locking tongue body; 2. an inclined portion; 3. a mounting seat; 4. positioning pins; 5. a seal ring; 6. fastening screws; 7. frame section steel;

101. the top surface of the tongue body; 102. the side of the tongue body; 103. the bottom surface of the tongue body; 104. a forward rake face; 105. a side-facing surface;

201. an upper inclined plane; 202. a lower inclined plane;

301. a mounting surface; 302. fastening the sink tank; 303. a through hole; 304. positioning the sink tank; 305. the top surface of the seat body; 306. chamfering; 307. the inner surface of the seat body;

701. folding the plate; 702. a modulus hole; 703. the inner surface of the frame.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 3, the utility model discloses a frame shaped steel 7, frame shaped steel 7 encloses the external frame who closes the cabinet door that forms rack both sides, still include mount pad 3, mount pad 3 is massive structure, one end of mount pad 3 is for installing face 301 with frame shaped steel 7 complex, the other end of mount pad 3 is seat body inner face 307 with installation face 301 parallel arrangement, installation face 301 middle part is seted up fastening heavy groove 302, the tank bottom center of fastening heavy groove 302 has seted up through-hole 303 perpendicularly, the symmetry is seted up on the installation face 301 of fastening heavy groove 302 both sides and is fixed a position heavy groove 304, the center vertical rigid coupling locating pin 4 of positioning heavy groove 304; the top surface 305 of the mounting seat 3 extends obliquely upward from one end of the inner surface 307 of the seat to form an inclined part 2, the upper end of the inclined part 2 extends horizontally outward to form a locking tongue 1, and the locking tongue 1 is of a plate-shaped structure; the mounting seat further comprises a sealing ring 5 and a fastening screw 6, the sealing ring 5 is embedded in the fastening sunken groove 302 and the positioning sunken groove 304 respectively, and the fastening screw 6 penetrates through the frame section steel 7, the sealing ring 5 and the through hole 303 in sequence to enable the mounting seat 3 to be fixedly connected with the frame section steel 7.

The tongue top surface 101 of the locking tongue 1 is a rectangular plane, the tongue top surface 101 is perpendicular to the mounting surface 301, the tongue bottom surface 103 of the locking tongue 1 is also a rectangular plane, and the tongue bottom surface 103 is parallel to the tongue top surface 101. The surface of the locking tongue 1 below the tongue top surface 101 is respectively contracted towards the periphery of the tongue bottom surface 103 along the periphery of the tongue top surface 101 to form a front inclined surface 104 and a group of symmetrically arranged side inclined surfaces 105, the upper end of the front inclined surface 104 is connected with the end part of the tongue top surface 101, the lower end of the front inclined surface 104 is connected with the end part of the tongue bottom surface 103, the upper end of the side inclined surfaces 105 is respectively connected with the two side edges of the tongue top surface 101, and the lower end of the side inclined surfaces 105 is respectively connected with the two side edges of the tongue bottom surface 103. The mounting surface 301 is a rectangular plane, and the base top surface 305 is perpendicular to the mounting surface 301. The mounting seat 3 is located on the surface outside the seat inner surface 307, and a chamfered surface 306 is formed along the edge of the seat inner surface 307 and inclined toward one end of the mounting surface 301. The fastening sunken groove 302 and the positioning sunken groove 304 have the same diameter and are matched with the width of the mounting surface 301. The bottom of each of the fastening sunken groove 302 and the positioning sunken groove 304 is a plane structure parallel to the mounting surface 301, and the outer diameter of the sealing ring 5 is matched with the diameters of the fastening sunken groove 302 and the positioning sunken groove 304. The inclined portion 2 includes an upper inclined surface 201 connecting the mounting surface 301 and the tongue top surface 101, and a lower inclined surface 202 connecting the tongue inner surface 307 and the tongue bottom surface 103. The inclination of the lower inclined plane 202 is greater than that of the upper inclined plane 201, and the connection between the upper inclined plane 201 and the mounting surface 301 and the tongue top surface 101 and the connection between the lower inclined plane 202 and the seat inner surface 307 are all smooth transition fillet structures. The intersection line of the lower inclined plane 202 and the seat inner surface 307 is parallel to the lower edge of the seat inner surface 307, and the distance between the intersection line of the lower inclined plane 202 and the seat inner surface 307 and the lower edge of the seat inner surface 307 is larger than the diameter of the through hole 303.

The utility model discloses a concrete installation as follows:

as shown in fig. 4 to 5, the door body of the double-door cabinet is formed by enclosing frame-shaped steel 7, the frame-shaped steel 7 is in a structure like the letter Contraband, two sides of the frame-shaped steel 7 are provided with folding plates 701 perpendicular to the inner surface 703 of the frame, and a plurality of module holes 702 are uniformly distributed on the folding plates 701 at intervals.

In this embodiment, the latch assembly is mounted on the left door. Three module holes 702 on the outer flap 701 of the left door middle frame section steel 7 are selected as the mounting hole group. The seal ring 5 is sleeved on the positioning pin 4 and placed in the fastening sunken groove 302. The positioning pin 4 is inserted into the modulus hole 702 at both ends of the mounting hole group, and the mounting base 3 is pushed to bring the mounting surface 301 into close contact with the inner wall surface of the flap 701. The fastening screw 6 passes through the module hole 702 in the middle of the mounting hole group, then passes through the sealing ring 5 and the through hole 303 to complete fastening, and the inner periphery of the through hole 303 is provided with a thread structure matched with the fastening screw 6. After the installation, the seal rings 5 engage in the fastening and

positioning recesses

302 and 304, respectively.

After the left door is closed, the locking rod component on the right door moves under the pushing of the lock body, and the locking pin fixedly connected to the locking rod component is matched with the locking tongue body 1 to complete locking. In order to facilitate the entry and exit of the lock pin, the locking tongue 1 is provided with a forward inclined surface 104 and a lateral inclined surface 105, and a moderate resistance is provided between the tongue bottom surface 103 and the lock pin.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. The utility model provides a hasp subassembly for two cabinets that open door, includes frame shaped steel (7), frame shaped steel (7) enclose the outer frame that closes formation cabinet both sides cabinet door, its characterized in that: the fixing device is characterized by further comprising a mounting seat (3), the mounting seat (3) is of a block-shaped structure, one end of the mounting seat (3) is a mounting surface (301) matched with the frame-shaped steel (7), the other end of the mounting seat (3) is a seat body inner surface (307) arranged in parallel with the mounting surface (301), a fastening sinking groove (302) is formed in the middle of the mounting surface (301), a through hole (303) is vertically formed in the center of the bottom of the fastening sinking groove (302), positioning sinking grooves (304) are symmetrically formed in the mounting surfaces (301) on two sides of the fastening sinking groove (302), and a positioning pin (4) is vertically and fixedly connected to the center of each positioning sinking groove (304);

the top surface (305) of the seat body of the mounting seat (3) extends obliquely upwards to form an inclined part (2) towards one end of the inner surface (307) of the seat body, the upper end of the inclined part (2) extends horizontally outwards to form a locking tongue body (1), and the locking tongue body (1) is of a plate-shaped structure;

still include sealing washer (5) and fastening screw (6), scarf joint sealing washer (5) in fastening heavy groove (302) and the heavy groove (304) of location respectively, fastening screw (6) pass frame shaped steel (7), sealing washer (5) and through-hole (303) in proper order, make mount pad (3) and frame shaped steel (7) rigid coupling.

2. A latch assembly for a double door cabinet as defined in claim 1 wherein: the tongue body top surface (101) of the locking tongue body (1) is a rectangular plane, the tongue body top surface (101) is perpendicular to the mounting surface (301), the tongue body bottom surface (103) of the locking tongue body (1) is also a rectangular plane, and the tongue body bottom surface (103) is parallel to the tongue body top surface (101).

3. A latch assembly for a double door cabinet as defined in claim 2 wherein: the surface of the locking tongue body (1) below the tongue body top surface (101) is contracted towards the periphery of the tongue body bottom surface (103) along the periphery of the tongue body top surface (101) to form a front inclined surface (104) and a group of symmetrically arranged side inclined surfaces (105), the upper end of the front inclined surface (104) is connected with the end part of the tongue body top surface (101), the lower end of the front inclined surface (104) is connected with the end part of the tongue body bottom surface (103), the upper ends of the side inclined surfaces (105) are connected with the edges of two sides of the tongue body top surface (101), and the lower ends of the side inclined surfaces (105) are connected with the edges of two sides of the tongue body bottom surface (103).

4. A latch assembly for a double door cabinet as defined in claim 1 wherein: the mounting surface (301) is a rectangular plane, and the top surface (305) of the base body is perpendicular to the mounting surface (301).

5. A latch assembly for a double door cabinet as defined in claim 1 wherein: the mounting seat (3) is positioned on the surface of the outer side of the inner surface (307) of the seat body, and a chamfer surface (306) is formed by inclining towards one end of the mounting surface (301) along the edge of the inner surface (307) of the seat body.

6. A latch assembly for a double door cabinet as defined in claim 1 wherein: the fastening sunken groove (302) and the positioning sunken groove (304) have the same diameter and are matched with the width of the mounting surface (301).

7. A latch assembly for a double door cabinet as defined in claim 6 wherein: the bottoms of the fastening sinking groove (302) and the positioning sinking groove (304) are both plane structures parallel to the mounting surface (301), and the outer diameter of the sealing ring (5) is matched with the diameters of the fastening sinking groove (302) and the positioning sinking groove (304).

8. A latch assembly for a double door cabinet as defined in claim 1 wherein: the inclined part (2) comprises an upper inclined surface (201) connecting the mounting surface (301) and the tongue top surface (101), and a lower inclined surface (202) connecting the inner surface (307) of the tongue body and the bottom surface (103) of the tongue body.

9. A latch assembly for a double door cabinet as defined in claim 8 wherein: the inclination of the lower inclined plane (202) is greater than that of the upper inclined plane (201), and the connecting positions of the upper inclined plane (201) and the mounting surface (301) and the tongue body top surface (101) and the connecting positions of the lower inclined plane (202) and the seat body inner surface (307) are all in smooth transition fillet structures.

10. A latch assembly for a double door cabinet as defined in claim 8 wherein: the intersection line of the lower inclined plane (202) and the seat body inner surface (307) is parallel to the lower edge of the seat body inner surface (307), and the distance between the intersection line of the lower inclined plane (202) and the seat body inner surface (307) and the lower edge of the seat body inner surface (307) is larger than the diameter of the through hole (303).