CN101711635A

CN101711635A - Method for processing door body of food refrigeration display cabinet

Info

Publication number: CN101711635A
Application number: CN200910212413A
Authority: CN
Inventors: 奚阳; 奚晨
Original assignee: SUZHOU FUSHIBAO ELECTRIC APPLIANCE CO Ltd
Current assignee: SUZHOU FUSHIBAO ELECTRIC APPLIANCE CO Ltd
Priority date: 2009-11-03
Filing date: 2009-11-03
Publication date: 2010-05-26
Anticipated expiration: 2029-11-03
Also published as: CN101711635B

Abstract

The invention discloses a method for processing a door body of a food refrigeration display cabinet and belongs to the technical field of door body processing. The method comprises the following steps: preparing frame strips; arranging a door body lock; selecting glass; assembly the door body to be foamed; arranging a foaming mould; making preparation in the early stage of foaming; and injecting a foaming agent. The method has the advantage that: the foaming agent waste is avoided and on-spot sanitation is improved in the industry; and the complete foaming mould can prevent the frame strips from arching after foaming and the flatness of the door body is guaranteed.

Description

The processing method of the door body of food refrigerated display cabinet

Technical field

The invention belongs to a body processing technique field, be specifically related to a kind of processing method of door body of food refrigerated display cabinet.

Background technology

Food refrigerated display cabinet in the prior art (comprising wine cabinet) all is that the edge edge of double layer glass is put in the vallecular cavity of the doorframe that is made of the upper and lower, left and right moulding, and double layer glass and doorframe are combined as a whole.For make double layer glass around the edge and doorframe between embody desirable sealing effectiveness, adopt sealing strip or adhesive to implement sealing usually.But, the assembling mode that glass and doorframe are inlayed produces following technical problem to I haven't seen you for ages: the one,, because self deal of double layer glass is heavier, after the use of a period of time, can occur between doorframe and the glass becoming flexible, coming off and even produce doorframe and be out of shape, when doorframe deformed, the cold air in the refrigerating chamber can be escaped to the external world, the live load of compressor of the refrigeration system of freezing/cold storage plant is increased, and can seriously waste electric energy; The 2nd,, when the doorframe deflection is big, can only be replaced, yet processing mode like this is not only inconvenient and can increase extra use cost to the user.

As the industry's knowledge of the reason, pouring into expanded material with the form of foaming in the groove of having inlayed the doorframe behind the double glazing can strengthen double glazing undoubtedly and combine effect with integral body between the doorframe.But in concrete implementation process, can run into many technology barriers again: the one since be used for constituting the doorframe framework on, down, a left side, in the vallecular cavity of the U-shaped (shape of cross section) of the length direction of right moulding institute at interval the height of the reinforcement of setting be tending towards consistent with the chamber wall height of vallecular cavity, thereby be difficult to make the smooth and easy circulation of blowing agent, often adopt four perfusions, promptly respectively to last, down, a left side, the vallecular cavity of right moulding pours into, thereby prolonged process time, especially owing to be divided into four perfusions, cause, down, a left side, adjacency between the foamed material in the vallecular cavity of right moulding is in conjunction with weak effect, for example the foamed material in the upper frame bar is with left, the foamed material of right moulding in conjunction with weak effect, foamed material in the following moulding and a left side, being short of equally of foamed material in the right moulding in conjunction with effect, finally make double layer glass and last, down, a left side, integral body between the right moulding is undesirable in conjunction with effect, even influences sealing; The 2nd, blowing agent is wasted seriously when perfusion, and influences operating environment; The 3rd, behind the perfusion blowing agent, framework can produce arching phenomenon, causes poor flatness, influences double layer glass and combines effect and even cause defective product with the integral body of framework.

Summary of the invention

Task of the present invention is to provide a kind of and had both helped to promote double layer glass and combine effect with integral body between the moulding, the processing method of a body of food refrigerated display cabinet that helps shortening the infusion time of blowing agent again and can avoid waste blowing agent and influence operating environment and ensure the flatness of the framework behind the perfusion blowing agent.

Task of the present invention is finished like this, a kind of processing method of door body of food refrigerated display cabinet, and it may further comprise the steps:

A) moulding is prepared, and chooses to have vallecular cavity and upper frame bar have the half reinforcement in vallecular cavity, moulding, left moulding and right moulding down;

B) configuration Men Tisuo, offer a body lockhole at the position placed in the middle of upper frame bar or following moulding earlier, again Men Tisuo is embedded in the door body lockhole, then cover with the lock body that is insinuated into the Men Tisuo in the vallecular cavity and protect with the surface of covering protective material opposite house body lock, and offer the blowing agent through hole that is used for blowing agent is incorporated into the vallecular cavity of the vallecular cavity of moulding down or upper frame bar at the following back side of moulding or upper frame bar, pegging graft on the blowing agent through hole cooperates a blowing agent ingress pipe, and offers steam vent at the back side of upper frame bar or following moulding;

C) choose glass, choose transparent double layer glass with the heat insulation and sealing function of the moisture absorption by the size of door body;

D) the foaming doors body is treated in assembling, with the edge around the double layer glass respectively with the upper frame bar vallecular cavity of upper frame bar, following moulding vallecular cavity, the left moulding vallecular cavity of left moulding and the right moulding vallecular cavity scarf of right moulding of moulding down, the upper and lower, left and right moulding is engaged with each other and the vallecular cavity of upper and lower, left and right moulding encircles logical mutually, with the material of screening screened in position, formed slit between double layer glass and the upper and lower, left and right moulding, obtain door body to be foamed;

E) configuration foaming mould is made foaming mould by the size of door body to be foamed, and offers blowing agent and derive pore and set out pore on foaming mould;

F) foaming early-stage preparations, door body that earlier will be to be foamed are inserted in the foaming mould and are made the blowing agent ingress pipe derive pore from blowing agent and are stretched over outside the foaming mould, then with the foaming mould matched moulds;

G) perfusion blowing agent, with foam gun blowing agent is injected in the blowing agent ingress pipe, by the blowing agent ingress pipe blowing agent is drawn and the vallecular cavity of upper and lower, left and right moulding through blowing agent ingress pipe through hole, when overflowing, described steam vent stops to pour into blowing agent until blowing agent, and insulation, insulation finishes the back die sinking, and remove and be used for covering protective material and removing the described material of being screened in the position, slit and pull out the blowing agent ingress pipe of screening of protecting covered on the surface of described Men Tisuo, obtain the foaming doors body of food refrigerated display cabinet.

In a specific embodiment of the present invention, the material of the upper and lower, left and right moulding steps A) is metal or plastics, the shape of cross section of described vallecular cavity takes the shape of the letter U, described half reinforcement for be formed in interval state ground in the vallecular cavity and half reinforcement that shape that connect with a pair of chamber wall and the diapire of vallecular cavity is L-shaped or with the height of a pair of chamber wall of vallecular cavity and diapire connection iris type reinforcement less than the vallecular cavity height.

In another specific embodiment of the present invention, step B) protective material that covers described in is the film adhesive adhesive tape.

In another specific embodiment of the present invention, step B) and step F) described in the blowing agent ingress pipe be flexible pipe.

In also specific embodiment of the present invention, step B) and the blowing agent G) be methyl vulcabond, PPG or floride-free blowing agent.

In another specific embodiment of the present invention, step B) the door body lockhole described in is opened in the position placed in the middle of upper frame bar, and described blowing agent through hole is opened in down the back side of moulding, and described steam vent is opened in the back side of upper frame bar.

More of the present invention and in specific embodiment, step B) the door body lockhole described in is opened in down the position placed in the middle of moulding, and described blowing agent through hole is opened in the back side of upper frame bar, and described steam vent is opened in down the back side of moulding.

In of the present invention and then specific embodiment, step D) material of screening described in is the film adhesive adhesive tape.

Of the present invention again more and in specific embodiment, step e) foaming mould described in comprise have the counterdie for the treatment of the foaming doors body cavity and with the hinged patrix of counterdie, described blowing agent is derived the side that pore is opened in the length direction of counterdie, wherein: on counterdie, received at least one patrix latch ear, and on patrix, received at least one locating button, locating button is corresponding with the position of patrix latch ear and match.

The temperature of the insulation in again of the present invention and then specific embodiment, step G) is a normal temperature, and temperature retention time is 15-20min.

The advantage of technical scheme provided by the present invention is: only need once pour into blowing agent because of need not to resemble the prior art respectively to the upper and lower, left and right moulding foaming, thereby double layer glass combines with the integral body of left and right moulding and helps to improve the efficient that foams effective; Owing to implemented to screen in position, formed slit between double layer glass and the upper and lower, left and right moulding, and be the structure of half formula to the reinforcing rib design in the vallecular cavity of upper and lower, left and right moulding, thereby make blowing agent be able to flow apace, both can avoid the blowing agent waste, can improve the cleaning at industry scene again; Moulding arch camber after supporting foaming mould can be avoided foaming has ensured the flatness of door body.

Description of drawings

Fig. 1 is a specific embodiment schematic diagram of the selected upper and lower, left and right moulding of the inventive method.

Fig. 2 is a specific embodiment schematic diagram of the selected double layer glass of the inventive method.

Fig. 3 is the inventive method with the embodiment schematic diagram after double layer glass and the assembling of upper and lower, left and right frame.

Fig. 4 is the embodiment schematic diagram of the used foaming mould of the inventive method.

The specific embodiment

Embodiment 1:

Ask for an interview Fig. 1, Fig. 2, Fig. 3 and Fig. 4, as follows through the concrete steps that Fig. 2, Fig. 3 and Fig. 4 obtain food refrigerated display cabinet door body by Fig. 1:

A) moulding is selected, choose by shown in Figure 1 that have a vallecular cavity and in vallecular cavity, all have with the internal chamber wall of vallecular cavity and in the upper and lower, left and

right moulding

2,3,4,5 of the L-shaped half reinforcement 1 of the shape of diapire connection;

B) preparation Men Tisuo, elder generation offers the door body lockhole 6 for setting-in Men Tisuo 7 at the position placed in the middle in the front of upper frame bar 2, Men Tisuo 7 is packed in the body lockhole 6, then implement to cover to protect as the lock body of the interior Men Tisuo 7 of surface of covering protective material opposite house body lock 7 and the vallecular cavity that is insinuated into upper frame bar 2 with the film adhesive adhesive tape, promptly, with the film adhesive adhesive tape sticking in the surface of Men Tisuo 7 and be insinuated on the lock body in the vallecular cavity, in order to avoid when road, back perfusion blowing agent, stop up lockhole, and offer the blowing agent through hole 8 that is used for blowing agent is incorporated into the vallecular cavity of following moulding 3 at the back side of descending moulding 3, on blowing agent through hole 8, peg graft and cooperate blowing agent ingress pipe 9 (Fig. 4 a shows) flexibility or that claim compliance, offer a steam vent 10 at the back side of upper frame bar 2, present embodiment is selected with a pair of groove and is filled the post of steam vent 10, and steam vent 10 communicates (Fig. 4 shows) with the vallecular cavity of upper frame bar 2;

C) choose glass, choose transparent and by the double layer glass 11 from the market acquisition of Fig. 2 signal by the specification of door shown in Figure 3 body 12, around the double layer glass with adhesive tape 11a sealing;

D) the foaming doors body is treated in assembling, with step C) double layer glass 11 around the edge respectively with shown in Figure 1 on, down, a left side, right moulding 2,3,4,5 vallecular cavity scarf, form door body 12 to be foamed shown in Figure 3, and with the film adhesive adhesive tape sticking to double layer glass 11 with last, down, a left side, right moulding 2,3,4, position (two sides all needs the sticking film adhesive tape) is inlayed in 5 connect, owing to be formed at interval, down, a left side, right moulding 2,3,4, reinforcement in 5 the vallecular cavity is L shaped half reinforcement 1, therefore, on door body 12 shown in Figure 3, down, a left side, right moulding 2,3,4,5 vallecular cavity is that ring is logical, and the blowing agent that self foaming agent ingress pipe through hole 8 is introduced just is filled into, down, a left side, right moulding 2,3,4, in 5 the vallecular cavity;

E) configuration foaming mould, size specification (length * wide * height) by door body 12 (Fig. 3 shows) to be foamed is made foaming mould 13, and on foaming mould 13, offer with the corresponding blowing agent in the position of described blowing agent ingress pipe 9 and derive pore 20 and set out pore 21, obtain foaming mould 13 by Fig. 4 signal;

F) foaming early-stage preparations, to put into the treating foaming doors body cavity 15 and the blowing agent derivation pore 20 of blowing agent ingress pipe 9 from the patrix 17 of foaming mould 13 is stretched over outside the foaming mould 13 of counterdie 16 of foaming mould 13 by door body 12 to be foamed shown in Figure 3, then, locating button 19 on the patrix 17 (also can claim lid) and the patrix latch ear on the counterdie 16 18 are fastened foaming mould 13 matched moulds;

G) perfusion blowing agent, with foam gun floride-free blowing agent is injected blowing agent ingress pipe 9, through blowing agent ingress pipe through hole 8 draw and on, down, a left side, right moulding 2,3,4, in 5 the vallecular cavity, overflow and when venthole 21 is discharged from steam vent 10 until blowing agent, show aforesaid on, down, a left side, right moulding 2,3,4, be filled with blowing agent in 5 the vallecular cavity, therefore stop to blowing agent ingress pipe through hole 8 perfusion blowing agents, be incubated 15-20min at normal temperatures, insulation finishes the back die sinking, promptly open patrix 17, from treating to take out in the foaming doors body cavity 15 the foaming doors body 14 after foaming finishes, remove the film adhesive tape on the surface that sticks on Men Tisuo 7 and remove and stick on, down, a left side, right moulding 2,3,4,5 with the film adhesive adhesive tape of double layer glass connecting point (being pasted by step B) and pull out blowing agent ingress pipe 9, obtains food refrigerated display cabinet door body.

Embodiment 2:

Only with steps A) in L shaped half reinforcement 1 height that connects with vallecular cavity inwall and diapire of being replaced by U-shaped less than the half reinforcement 1 of the iris type of vallecular cavity height; With step B) in door body lockhole 6 be opened in down the position placed in the middle of moulding 3, blowing agent through hole 8 is opened in the back side of upper frame bar 2, steam vent 10 is opened in down the back side of moulding 3; With step G) in blowing agent be replaced by the methyl vulcabond by floride-free blowing agent.All the other are all with the description to embodiment 1.

Claims

A food refrigerated display cabinet the door body processing method, it is characterized in that it may further comprise the steps:

A) moulding is prepared, and chooses to have vallecular cavity and upper frame bar (2) have the half reinforcement in vallecular cavity, moulding (3), left moulding (4) and right moulding (5) down;

B) configuration Men Tisuo, offer a body lockhole (6) at the position placed in the middle of upper frame bar (2) or following moulding (3) earlier, again Men Tisuo (7) is embedded in the door body lockhole (6), then cover with the lock body that is insinuated into the Men Tisuo (7) in the vallecular cavity and protect with the surface of covering protective material opposite house body lock (7), and offer the blowing agent through hole (8) that is used for blowing agent is incorporated into the vallecular cavity of the vallecular cavity of moulding (3) down or upper frame bar (2) at the following back side of moulding (3) or upper frame bar (2), go up the cooperation one blowing agent ingress pipe (9) of pegging graft at blowing agent through hole (8), and offer steam vent (10) at the back side of upper frame bar (2) or following moulding (3);

C) choose glass, choose transparent double layer glass (11) with the heat insulation and sealing function of the moisture absorption by the size of door body;

D) the foaming doors body is treated in assembling, with the edge around the double layer glass (11) respectively with the upper frame bar vallecular cavity of upper ledge (2), following moulding vallecular cavity, the left moulding vallecular cavity of left moulding and the right moulding vallecular cavity scarf of right moulding of moulding down, the upper and lower, left and right moulding is engaged with each other and the vallecular cavity of upper and lower, left and right moulding encircles logical mutually, with the material of screening screened in position, formed slit between double layer glass (11) and the upper and lower, left and right moulding (2,3,4,5), obtain door body (12) to be foamed;

E) configuration foaming mould is made foaming mould (13) by the size of door body (12) to be foamed, and offers blowing agent and derive pore (20) and set out pore (21) on foaming mould () 31;

F) foaming early-stage preparations, door body (12) that earlier will be to be foamed are inserted in the foaming mould (13) and are made blowing agent ingress pipe (9) derive pore (20) from blowing agent and are stretched over outside the foaming mould (13), then with foaming mould (13) matched moulds;

G) perfusion blowing agent, with foam gun blowing agent is injected in blowing agent ingress pipe (9), by blowing agent ingress pipe (9) make blowing agent through blowing agent ingress pipe through hole (8) draw and on, down, a left side, right moulding (2,3,4,5) vallecular cavity, stop to pour into blowing agent until blowing agent when overflowing from described steam vent (10), and insulation, insulation finishes the back die sinking, and remove and be used for covering protective material and removing the described material of being screened in the position, slit and pull out the blowing agent ingress pipe of screening of protecting covered on the surface of described Men Tisuo, obtain the foaming doors body (14) of food refrigerated display cabinet.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that steps A) described in the material of upper and lower, left and right moulding (2,3,4,5) be metal or plastics, the shape of cross section of described vallecular cavity takes the shape of the letter U, described half reinforcement (1) for be formed in interval state ground in the vallecular cavity and half reinforcement that shape that connect with a pair of chamber wall and the diapire of vallecular cavity is L-shaped or with the height of a pair of chamber wall of vallecular cavity and diapire connection iris type reinforcement less than the vallecular cavity height.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step B) described in the protective material that covers be the film adhesive adhesive tape.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step B) and step F) described in the blowing agent ingress pipe be flexible pipe.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step B) and G) described in blowing agent be methyl vulcabond, PPG or floride-free blowing agent.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step B) described in door body lockhole be opened in the position placed in the middle of upper frame bar, described blowing agent through hole is opened in down the back side of moulding, and described steam vent is opened in the back side of upper frame bar.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step B) described in door body lockhole be opened in down the position placed in the middle of moulding, described blowing agent through hole is opened in the back side of upper frame bar, and described steam vent is opened in down the back side of moulding.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step D) described in the material of screening be the film adhesive adhesive tape.
Food refrigerated display cabinet according to claim 1 the door body processing method, it is characterized in that step e) described in foaming mould comprise have the counterdie for the treatment of the foaming doors body cavity and with the hinged patrix of counterdie, described blowing agent is derived the side that pore is opened in the length direction of counterdie, wherein: on counterdie, received at least one patrix latch ear, and on patrix, received at least one locating button, locating button is corresponding with the position of patrix latch ear and match.
10. the processing method of the door body of food refrigerated display cabinet according to claim 1 is characterized in that step G) described in the temperature of insulation be normal temperature, temperature retention time is 15-20min.