JPH09256745A - Door device of show case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a low-hanging phenomenon of a show case door and simply and stably perform assembling working of a door device. SOLUTION: A tightening tool 200 for tightening each frame of the frame body 100 of a door device 20 is tightly spirally engaged to the face of the fixed bracket 101 of the frame body 100, glasses 40 are locked between a glass mounting part 102 which the frame body 100 extends and forms and the face of the fixed bracket 101 through a spacer 43 and a double-face adhesion member 41 by a seal guide 300, and the door device 20 is assembled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door of a showcase, and more specifically, to prevent a phenomenon in which a door of a showcase and a glass fitted in the door droop downward. The present invention relates to a door device for a showcase.

[0002]

2. Description of the Related Art Usually, in a showcase, as shown in FIG. 2, a showcase body 1 which is formed in a hollow rectangular box shape and stores products at a predetermined temperature, and a front of the showcase body 1 are provided. The door device 2 has a side surface which is openably and closably engaged and a transparent glass 3 is fitted in the center.

Further, in the door device 2, as shown in FIGS. 3 and 4, a rectangular shape in which upper, lower, left and right door frames 4T, 4B, 4L, 4R are fastened by fasteners 5, respectively. A frame-shaped door frame body 4 is formed, and a door opening / closing handle 13 is attached to a predetermined portion of the front side of the door frame body 4, and both upper and lower corners of the door frame body 4 facing the handle 13 are provided. Hinge holes 7 are formed at the corners of the right door frame 4R and the upper door frame 4T, and between the right door frame 4R and the lower door frame 4B, and the hinges 12 are fitted into the hinge holes 7. Thus, the hinges 12 allow the door device 2 to hang openably and closably on the showcase body 1.

Grooves are cut on the inner side surfaces of the door frames 4T, 4B, 4L and 4R of the door frame body 4, and the glass 3 is inserted into the grooves through the gasket 3a. A magnet seal 9a was attached to the inner side surface of each door frame 4T, 4B, 4L, 4R of the door frame body 4 via a seal fixing guide 9. Further, the fastener 5 is screwed into the interior of the door frame body 4 from the outside of the door frame body 4.
It was concluded by 4. In the figure, an unexplained reference numeral 8 indicates a dew-proof heater for storing food in the showcase.

The order of assembling the conventional door device for a showcase having the above-described structure will be described below. First, each frame 4 of the frame body 4
T, 4B, 4L, 4R is fitted with the transparent glass 3 via the gasket 3a, and fasteners 5 are arranged at the four sides of each frame 4T, 4B, 4L, 4R.
Screws 14 are screwed from the outside of B, 4L, and 4R to the respective fasteners 5, and the fasteners 5 allow the respective frames 4T, 4
Fasten B, 4L and 4R respectively. Then each frame 4
The dew-proof heater 8, the seal fixing guide 9, and the magnet seal 9a are sequentially mounted on the inner side wall surfaces of T, 4B, 4L, and 4R.

[0006]

However, in the conventional showcase door device configured as described above,
The glass 3 is fitted in the inner groove of the door frame body 4 via the gasket 3a, but if it is used for a long time, the gasket is damaged and a clearance C is generated between the gasket 3a and each frame side wall surface. However, there is an inconvenience that the glass 3 hangs downward due to the clearance C, and the rectangular frame body 4 is deformed, so that the opening / closing operation of the door device 2 cannot be performed smoothly.

In addition, each frame 4T, 4B, 4L, 4R
Since the fastener 5 for fastening is screwed into the inside of each frame from the outer side surface of the frame by using the long screw 14, the screw between the head of the screw 14 and the front end portion of the screw is screwed. There is an inconvenience that the joint threads are distorted and a clearance is generated, and the above-mentioned drooping phenomenon of glass is added to accelerate the deformation of the frame body 4.

Further, when the glass 3 is fitted into the inner groove of the door frame body 4 via the gasket 3a, the door frame body 4 is hit with a hammer so that the glass 3 is damaged during the work. There was an inconvenience that I was afraid to do it.

SUMMARY OF THE INVENTION An object of the present invention is to provide a showcase door device which can prevent the drooping phenomenon of the showcase door and can assemble the door device easily and stably.

[0010]

In such a door device for a showcase according to the present invention, a frame body is fastened by four frames on the upper, lower, left and right sides, and each frame of the frame body. And a screw for closely fitting the fastener to the frame body,
Glass fitted in the frame body, spacers and double-sided adhesive members inserted between the frame body and the glass, and seals for supporting the glass fitted between the frame body and the glass and fitted in the frame body It is composed of a guide and a magnet seal engaged with the seal guide.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described.
This will be described with reference to the drawings. In the door device for a showcase according to the present invention, as shown in FIG.
A frame body 100 that is fastened by four upper and lower frames, a fastener 200 that fastens each frame of the frame body 100, and a screw that tightly engages the fastener 200 with the frame 100. 47, a transparent glass 40 fitted in the frame body 100, a strip-shaped spacer 43 and a double-sided adhesive member 41 inserted between the inner side of the frame body 100 and the glass 40, the frame body 100 and the glass A seal guide 300 for supporting the glass 40 engaged between 40 and fitted in the frame body 100, and a magnet seal 35 engaged with the seal guide 300.
And is composed of

In the frame body 100, the cross section is formed in a channel shape with one side of the bottom surface extended, and the outer side wall end of the channel is bent inward to form the hooking projection 105. The dew-proof heater 28 is mounted on the inner surface of the outer wall of the channel adjacent to the hooking projection 105, and the central portion of the inner wall of the channel is bent inward to form the fixed bracket 101. At the front side end of 101 (inner side wall of the channel), a support ridge 104 in the shape of a crest and a cross-shaped hooking ridge 103 are respectively formed to project between the outer side wall of the channel and the fixed bracket 101. The fastener 200 is arranged and screwed to the fixing bracket 101 with the screw 47, and an extension portion of the bottom surface of the channel is formed in the glass mounting portion 102. The glass 40 is mounted via the spacer 43 and the double-sided adhesive member 41, and the seal guide 300 is engaged with the inner surface of the glass 40 and the latching projection 105 to stabilize the glass 40 on the frame body 100. It is designed to be fitted to.

In addition, in the seal guide 300, the cross section is formed in the shape of a hollow rectangular parallelepiped, the upper surface of the hollow rectangular parallelepiped is extended to both sides, and then downwardly bent, and one side is extended and bent. A hook 302 is formed at the end on the front side, and the hook 302 is hooked on the hook ridge 105 of the frame body 100, and the extended and bent front end on the other side is extended again in the horizontal direction. A supporting portion 303 is formed, and the glass supporting portion 303 is engaged with a groove portion on the surface of the glass 40 through a gasket 33, and a retaining hook 301 is projected on the entire lower side of the hollow rectangular parallelepiped to engage the retaining portion. Hook 30
1 is engaged with the retaining projection 103 of the fixing bracket 101 of the frame body 100, and the seal guide 300 stably engages the glass 40 mounted on the frame body 100.

Further, in the fastener 200, the cross section has a hinge hole at the center, the upper portion is cut out and the lower portion is curved inward toward one side, and the cutout opening portion is formed. The frame body 100 is brought into contact with the inner surface of the outer side wall, and the curving reduction portion is brought into contact with the fixed bracket 101 of the frame body 100 so that the fixed bracket 10 is fixed.
It is adapted to be screwed into the No. 1 by the screw 47.

Assembly of the door device for a showcase according to the present invention having the above-described structure is carried out as follows. First, a fastener 200 is arranged between a predetermined portion on the inner surface of the outer side wall of the frame body 100 and a predetermined portion on the inner surface of the fixed bracket 101, and the fastener 200 is screwed to the fixed bracket 101 with a screw 47.

Next, the glass 40 is mounted on the glass mounting portion 102 of the frame body 100 via the spacer 43 and the double-sided adhesive member 41, and the gasket 33 is attached to a predetermined portion on the inner side surface of the glass 40.

Next, the hooking protrusion 1 of the frame body 100
05, the hook 302 of the seal guide 300 is engaged, and the hook 301 of the seal guide 300 is engaged with the hook projection 103 of the fixing bracket 101 of the frame body 100.
And the glass support portion 30 of the seal guide 300.
3 is engaged with the inner side surface of the glass 40 via the gasket 33, and the glass 40 is fitted more stably into the frame body 100 by the seal guide 300. In this case, the thickness and length of the glass supporting portion 303 of the seal guide 300 are changed and formed according to the thickness and the number of the glass 40.

[0018]

As described above, in the door device for the showcase according to the present invention, when the glass is fitted into the door device, the door is not pushed while hitting the door frame main body with a hammer, and the door is opened. Since it suffices to mount the glass on the frame body via the spacer and the adhesive member, there is an effect that the glass can be easily fitted to the door device and damage to the glass can be prevented.

Even if the door device is used for a long time,
Since the spacer prevents the gap between the door frame body and the glass, the door is prevented from hanging down,
There is an effect that the reliability of the product can be improved.

Further, since the fasteners for connecting the respective frames of the frame body of the door device are screwed in close contact with the fixing bracket surface of the frame body, even if the door is used for a long period of time, the fasteners can be used as in the conventional case. It is possible to prevent the anxiety that the fastening part collapses and the frame body deforms, the door hangs down and the door cannot be opened and closed.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view showing a door device of a showcase according to the present invention.

FIG. 2 is a perspective view showing a general showcase.

FIG. 3 is a front view showing a general showcase door.

FIG. 4 is a partial cross-sectional view showing a door device of a conventional showcase.

[Explanation of symbols]

 20 ... Door device 28 ... Dew-proof heater 33 ... Gasket 35 ... Magnet seal 40 ... Glass 41 ... Double-sided adhesive member 43 ... Spacer 47 ... Screw 100 ... Frame body 101 ... Fixing bracket 102 ... Glass mounting portion 103, 105 ... Latching protrusion Article 104 ... Support ridge 200 ... Fastener 201 ... Hinge hole 300 ... Seal guide 301, 302 ... Hooking hook 303 ... Glass support

Claims (9)

[Claims] 1. A frame main body (100) fastened by four frames on the left, right, upper and lower sides, and a fastener (20) for fastening each frame of the frame main body (100).
0), a screw (47) for tightly screwing a fastener (200) to the frame body (100), and the frame body (1).
(40) fitted to the frame body (00), the spacer (43) and the double-sided adhesive member (41) inserted between the frame body (100) and the glass (40), the frame body (100) and the glass (40). A seal guide (300) for supporting the glass (40) fitted between the (40) and fitted in the frame body (100), and a magnet seal (35) fitted to the seal guide (300). Showcase door device. 2. The frame body (100) has a cross-section formed in a channel shape with one side of a bottom surface extended, and an outer side wall end of the channel is bent inward to form a seal guide (300). Hook ridges (105) to be hooked
And a central portion of the inner side wall of the channel is bent inward so that the fastener (200) and the spacer (4) are formed.
3) is formed on the fixed bracket (101) to be engaged, and the extension portion of the bottom surface of the channel is the glass (40).
The glass mounting part (102) to be mounted on
Showcase door device described. 3. The showcase door device according to claim 2, wherein a dew-proof heater for storing food in the showcase is mounted on an inner surface of an outer side wall of the channel adjacent to the hooking protrusion (105). 4. The fixing bracket (101) has a kite-shaped support ridge (104) and a cross-shaped hook with which the seal guide (300) is engaged with the front end of the fixing bracket (101). 3. The showcase door device according to claim 2, wherein each of the ridges (103) is formed in a protruding manner. 5. The fixing bracket (101) has a center portion of the fixing bracket (101) bent inward, and the fastener (200) is attached to the screw (4) at the bending portion.
The door device for a showcase according to claim 2, which is screwed from 7). 6. The seal guide (300) has a hollow rectangular parallelepiped cross-section, and the upper surface of the hollow rectangular parallelepiped is extended to both sides and then bent downward to extend one side. A hook (302) is formed at the front end of the frame, and the hook (302) is hooked on the hook projection (105) of the frame body (100), and the other end is extended and bent. The side end is extended again in the horizontal direction and the glass support (30
3) is formed so that the glass support portion (303) is engaged with the glass (40), and the hook hook (301) is projected on the entire lower side of the hollow rectangular parallelepiped and the hook hook (301) is formed. 301 is a hooking protrusion (1) of the fixing bracket (101) of the frame body (100).
03) The door device for a showcase according to claim 1, which is engaged with the door device. 7. The door device for a showcase according to claim 6, wherein the glass support portion (303) of the seal guide (300) is engaged with the surface of the glass (40) through a gasket (33). 8. The fastener (200) is formed in such a manner that a cross section thereof has a hinge hole at a center thereof, an upper portion thereof is cut out, and one side of a lower portion thereof is curved and contracted inwardly. The showcase door device according to claim 1, which is screwed to a fixing bracket (101) of the device (100) by the screw (47). 9. The door device for a showcase according to claim 2, wherein the frame body (100) is formed with a hinge hole into which a hinge is fitted at a predetermined portion of the frame body (100).