CN205778379U - A kind of sealing structure of entry door - Google Patents

Abstract

The utility model provides a sealing structure for an entrance door, which includes a door frame and a door body. One side of the door body extends outwards to form a leg portion, and a card slot is opened on the leg portion. Sealing strips, on the other side of the door body, there is a step part sunken inward, and a protruding middle sealing strip is installed on the door body, and the middle sealing strip is located between the foot part and the step part, A rib is provided on one side of the door frame, and a boss is provided on the other side of the door frame, and an outdoor sealing rubber strip is installed on the boss, and a protruding blocking rubber strip is installed on the door frame. The blocking rubber strip is located between the rib and the boss. When the door body is closed to the door frame, the indoor sealing rubber strip is tightly sealed on the rib, and the middle sealing rubber strip is tightly attached to the blocking rubber strip. The stepped portion is tightly sealed against the outdoor sealing rubber strip. It has the advantages of good sound insulation and heat insulation effect, and convenient installation of rubber strips.

Description

A sealing structure for an entrance door

technical field

The utility model belongs to the technical field of doors and windows, and relates to a sealing structure for an entrance door.

Background technique

At present, various types of entrance doors, such as family entrance doors, villa entrance doors, or building doors, usually adopt two seals inside and outside the structure. The installation process of the sealing strip is relatively complicated. In the process of closing the door body to the door frame, The contact between the door body and the sealing strip on the door frame is not close enough, which is prone to water seepage and poor sound insulation. Moreover, the entrance door used by ordinary households usually uses steel doors, and there are only two seals inside and outside the door body. , poor sealing, low thermal insulation performance, and limited sound insulation performance.

Utility model content

In view of this, the utility model provides a sealing structure for an entrance door, which has the advantages of good sound insulation and heat insulation effect, and convenient installation of rubber strips.

Specifically, the utility model is realized through the following technical solutions: a sealing structure for an entrance door, including a door frame and a door body hingedly mounted on the door frame, one side of the door body extends outward to form a leg portion, the There is a card slot on the foot part, and the indoor sealant strip is installed in the card slot. On the other side of the door body, there is a step part sunken inward, and a protruding intermediate sealant strip is installed on the door body. , the intermediate sealing strip is located between the foot part and the step part, a rib is provided on one side of the door frame, and a boss part is provided on the other side of the door frame, and an outdoor sealing strip is installed on the boss part A protruding blocking rubber strip is installed on the door frame, and the blocking rubber strip is located between the rib and the boss portion. When the door body is closed to the door frame, the indoor sealing rubber strip is tightly sealed on the rib , the intermediate sealing rubber strip is tightly attached to the blocking rubber strip, and the step portion is tightly sealed on the outdoor sealing rubber strip.

Further, the door body includes a door panel and a frame for fixing the door panel, and the frame includes a crosspiece, an outdoor bead, a heat insulation strip connecting the crosspiece and the outdoor rubber strip, and the legs protrude from the side of the crosspiece. On the wall and extending toward the door frame, the step is set on the outdoor side bead, the heat insulation strip is provided with an installation groove, and the middle sealing rubber strip is installed in the installation groove.

Further, the outdoor side bead includes a main body and a connecting portion disposed on one side of the main body, the door panel includes a flat plate and an extension portion disposed on one side of the flat plate, and the extension is fitted and connected to the main body On the outer side, the indoor side bead is installed on the crosspiece, the indoor side rubber strip is installed on the indoor side bead, and the indoor side rubber strip is pressed against the other side of the flat plate.

Further, the door panel includes an insulation layer and an aluminum sheet layer attached to both sides of the insulation layer, and the extension part is formed by extending the aluminum sheet layer on one side outward.

Further, the outdoor side bead includes a main body, a connecting part arranged on one side of the main body, and a support part protruding vertically from one end of the main body. A support groove is installed on the support part, and a chamber is installed in the support groove. The outer rubber strip, the indoor side rubber strip is installed on the crosspiece, the indoor side rubber strip is installed on the indoor side rubber strip, and the indoor side rubber strip is pushed against the door panel and pressed against the outdoor side rubber strip.

Further, the intermediate sealing rubber strip includes a base part, buckle parts and sealing parts respectively arranged on both sides of the base part, the buckle part is buckled on the heat insulation strip, and the sealing part is set as a slope surface, One end intersects with the base body, and the other end is connected to the base body with a circular arc transition. The base body leans against the transom and the outdoor bead, and the sealing part protrudes from the surface of the outdoor bead.

Further, the door frame includes an outdoor sidewall, an indoor sidewall, and a connecting strip connecting the outdoor sidewall and the indoor sidewall, the connecting strip is provided with a connecting groove, and the blocking rubber strip is installed on the connecting groove. The boss portion protrudes from the end of the outdoor sidewall, and the sidewall protrudes from the end of the indoor sidewall, and the boss part and the sidewall are respectively arranged at two ends of the door frame.

Further, the blocking rubber strip includes a body part, and a blocking part and an installation part are respectively provided on both sides of the body part. On the other hand, the blocking portion is a curved surface protruding from the surface of the main body.

Further, the blocking part is hollow and includes a circular-arc-shaped blocking surface, several rows of support ribs supported between the blocking surface and the body part, and the two ends of the blocking surface intersect and connect to two sides of the body part respectively. end.

Further, the indoor sealing rubber strip includes a bent part and a hoop part, the bent part is "U" shaped, the hoop part protrudes outward from one side of the bent part, and the hoop part is clamped on the feet.

Further, the cross-section of the outdoor sealing rubber strip is the same as that of the indoor sealing rubber strip.

The utility model has the following advantages:

1. The two sides of the door body are sealed on the indoor sealing rubber strip and the outdoor sealing rubber strip, and the middle sealing rubber strip is installed in the middle of the end of the door body to form a three-layer sealing state, and the sound insulation and heat insulation effect is good.

2. The outdoor side bead is directly glued to the extension of the flat part. The peripheral strength of the door body is high. The crosspiece and heat insulation strip are conveniently installed on the door panel.

3. The door panel is clamped and installed by the outdoor side bead and the indoor side bead. The door panel is easy to install and replace, and the size and width of the frame are more convenient to adjust.

4. The indoor sealing rubber strip is set as a slope surface. When the door body is closed to the door frame, the indoor sealing rubber strip is gradually pressed on the blocking rubber strip, the impact force is small, the sealing surface gradually increases, and the sealing effect is good. The two sides are respectively buffered by the outdoor sealing rubber strip and the indoor sealing rubber strip. The impact force of the door body closing is small, and the curved part is closely attached to the door body and the door frame, which plays the role of buffering and sealing.

Description of drawings

Fig. 1 is a schematic cross-sectional structure diagram of an embodiment in the utility model;

Fig. 2 is a schematic cross-sectional structure diagram of another embodiment of the present invention;

Fig. 3 is a schematic cross-sectional structure diagram of the contact state of the intermediate sealing rubber strip and the blocking rubber strip of the present invention;

Fig. 4 is a schematic cross-sectional structure diagram of the indoor sealing rubber strip in the utility model.

detailed description

As shown in FIGS. 1 to 3 , a sealing structure for an entrance door includes a door frame 20 and a door body 10 hingedly mounted on the door frame 20 . The door body 10 is a flat rectangular body. Outward extension forms a leg part 1111, and a card slot 1112 is opened on the leg part 1111, and an indoor sealing rubber strip 1113 is installed in the card slot 1112, and a step part 1132 sunken inward is provided on the other side of the door body 10. A protruding intermediate sealing strip 114 is installed on the end face of the door body 10, and the intermediate sealing strip 114 surrounds the periphery of the door body 10. The intermediate sealing strip 114 is located between the foot portion 1111 and the step portion 1132, on the door frame 20 One side of the door frame 20 is provided with a rib 221, the rib 221 protrudes from the upper surface of the door frame 20, and the other side of the door frame 20 is provided with a boss portion 211, and an outdoor sealing rubber strip 212 is installed on the boss portion 211. A protruding blocking rubber strip 24 is installed on the end face of the wall, the blocking rubber strip 24 is located between the rib 221 and the boss portion 211, the height of the rib 221 is less than the height of the blocking rubber strip 24, and the height of the outdoor sealing rubber strip 212 is greater than The height of the blocking rubber strip 24, the rib 221, the blocking rubber strip 24 and the outdoor sealing rubber strip 212 are distributed in steps. When the door body 10 is closed to the door frame 20, the indoor sealing rubber strip 1113 is tightly sealed on the rib 221, The middle sealing rubber strip 114 is tightly attached to the barrier rubber strip 24 , and the stepped portion 1132 is tightly sealed to the outdoor sealing rubber strip 212 . Three sealing structures are arranged at the position where the door body 10 and the door frame 20 are closed, and the sound insulation and heat insulation effects are good. 114 and the step portion 1132 are complementary structures. When the door body 10 is closed, the corresponding sealing positions on the door body 10 and the frame 11 are squeezed and sealed, the impact force is small, and the cushioning effect is obvious, thereby reducing the sound of the door body 10 closing. .

The door body 10 includes a door panel 12 and a frame 11 that fixes the door panel 12. The door panel 12 includes an insulation layer 124 and an aluminum layer 123 attached to both sides of the insulation layer 124. The frame 11 includes a crosspiece 111, an outdoor bead 113, and a connecting crosspiece 111. The heat insulation strip 112 and the outdoor side rubber strip 1135, the crosspiece 111 and the outdoor side bead 113 are arranged on both sides of the heat insulation strip 112, the crosspiece 111 is rectangular, and the leg portion 1111 protrudes from the side wall of the crosspiece 111 and faces The door frame 20 extends in the direction, and the extension direction of the leg portion 1111 is perpendicular to the connecting direction of the crosspiece 111 and the heat insulation strip 112. The leg portion 1111 is set on the side of the crosspiece 111 facing the indoor, and the step portion 1132 is provided on the outdoor side bead 113. The surface of the stepped portion 1132 facing the boss portion 211 is set as a flat surface, and an installation groove 1121 is opened on the heat insulation strip 112. The opening of the installation groove 1121 faces the direction of the door frame 20, and the middle sealing strip 114 is installed in the installation groove 1121. Inside. The door body 10 is composed of a frame 11 and a door panel 12. During installation, a variety of installation methods can be realized through the selection and cooperation of profiles. The installation is flexible and there are many styles. Both the internal cooperation between the profile and the external cooperation with the door frame are adjusted and set through the limited position of the profile itself, so that the sealing relationship between the door body 10 and the door frame 20 can be adjusted conveniently, such as the height, extension length and position of the foot part 1111, the step The adjustment of the depth and position of the portion 1132 can realize the adjustment of the sealing tightness with the door frame 20, and the structure is ingenious.

An embodiment of the door body 10:

The outdoor side bead 113 includes a main body portion 1131 and a connecting portion 1136 arranged on one side of the main body portion 1131. The main body portion 1131 is arranged in a rectangular shape, and the step portion 1132 is arranged at an outward corner of the main body portion 1131. The extension portion 122 on one side of the flat plate portion 121, that is, the extension portion 122 is formed by extending the aluminum plate layer 123 on one side outward, the extension portion 122 is bonded and connected to the outer surface of the main body portion 1131, and the extension portion 122 extends to the bottom of the stepped portion 1132 On the edge, an indoor bead 115 is installed on the crosspiece 111 , an indoor rubber strip 1151 is installed on the indoor bead 115 , and the indoor rubber strip 1151 is pressed against the other side of the flat plate portion 121 . The door panel 12 and the outdoor bead 113 are fixedly connected to form a whole, and are connected to the heat insulation bar 112 and the crosspiece 111 through the outdoor bead 113, and the crosspiece 111 surrounds the frame 11, and the indoor bead 115 and the indoor rubber strip are installed on the crosspiece 111 1151 is pressed against the other side of the door panel 12 to provide support for the door panel 12 and seal the contact surface. The outdoor side of the door panel 12 forms a complete plane without the frame 11. The visual effect is good and it provides support on the indoor side. The strength and rigidity of the door body 10 are guaranteed, and the installation is convenient.

Another embodiment of the door body 10:

The outdoor side bead 113 includes a main body 1131, a connection part 1136 arranged on one side of the main body 1131, a support part 1133 protruding vertically from one end of the main body 1131, a support groove 1134 is installed on the support part 1133, and a chamber is installed in the support groove 1134. Outer rubber strip 1135, indoor side bead 115 is installed on crosspiece 111, and indoor side rubber strip 1151 is installed on indoor side bead 115, and indoor side rubber strip 1151 pushes against door panel 12 and leans against on the outdoor side rubber strip 1135. The difference from Embodiment 1 is that the door panel 12 is in a rectangular shape, and the upper end of the outdoor side bead 113 protrudes from the support part 1133. On the outer rubber strip 1135, the door panel 12 is clamped between the clamping of the outdoor side rubber strip 1135 and the indoor side rubber strip 1151, and the door panel 12 is clamped and fixed by the indoor side rubber strip 1151 and the outdoor side rubber strip 1135, disassembled and replaced It is relatively convenient, and the mobility and assembly of the door body 10 are good. Adjusting the thickness of the door panel 12 can realize the combination of door bodies 10 of different specifications, and has strong applicability.

The intermediate sealing strip 114 includes a base part 1141, buckle parts 1142 and sealing parts 1143 respectively arranged on both sides of the base part 1141, the buckle part 1142 is snapped on the heat insulation strip 112, and the buckle part 1142 is provided with a convex strip Shape, buckle grooves are provided on both sides of the buckle part 1142, the buckle part 1142 is hollow, the buckle part 1142 is fastened to the heat insulation strip 112, and the buckle groove is buckled in the installation groove 1121 of the heat insulation strip 112, sealing The part 1143 is set as a slope surface and one end intersects with the base part 1141, and the other end is connected to the base part 1141 with a circular arc transition. Preferably, the space between the sealing part 1143 and the base part 1141 is hollow, and the base part 1141 abuts against the crosspiece 111 And on the outdoor side bead 113, the sealing part 1143 protrudes from the lower surface of the outer bead. Fasten the buckle part 1142 to the heat insulation strip 112, the installation efficiency is high, and the connection is convenient. The sealing part 1143 of the sealing rubber strip is set in a slope plane shape. When the sealing rubber strip is attached to the blocking rubber strip 24, the slope rises. Due to the role of guiding and sealing, the sealing part 1143 is deformed, and the pressure on the sealing surface gradually increases, which has good ductility and fit, and the sealing effect is good.

The door frame 20 includes an outdoor sidewall 21, an indoor sidewall 22, and a connecting strip 23 connecting the outdoor sidewall 21 and the indoor sidewall 22. The connecting strip 23 is provided with a connecting groove 231, and the connecting groove 231 opens toward the door body 10 side. 23 is the same cross-section as the insulation strip 112, the blocking rubber strip 24 is installed on the connecting groove 231, the boss part 211 protrudes from the end of the outdoor sidewall 21, and the sidewall 221 protrudes from the end of the indoor sidewall 22 part, the boss part 211 and the sidewall 221 are separately provided at both ends of the door frame 20 . The door frame 20 is connected through the combination of the three to form door frames 20 of different specifications and sizes. The effect is good, but the heat transfer efficiency through the contact surface is low.

The blocking rubber strip 24 includes a body part 241, and a blocking part 242 and a mounting part 243 are respectively provided on both sides of the body part 241. The mounting part 243 is snapped to the connecting bar 23, and the body part 241 abuts against the outdoor sidewall 21 and the indoor sidewall. On the side 22 , the blocking portion 242 is a curved surface protruding from the upper surface of the main body portion 241 . Preferably, the blocking portion 242 is set in a hollow shape, including a circular-arc-shaped blocking surface, several rows of support ribs 244 supported between the blocking surface and the body portion 241, preferably, the support ribs 244 are arranged in two parallel rows, The heights are the same, and the two ends of the blocking surface intersect and connect to the two ends of the main body portion 241 respectively. When the sealing part 1143 is attached to the blocking part 242, the slope surface and the blocking surface are bonded and deformed, and the wired contact is transformed into a surface contact, and the sealing effect is good. The supporting ribs 244 play the role of stabilizing and supporting the blocking part 242, maintaining the blocking rubber strip 24 deformation, reliable connection.

As shown in Figure 4, the indoor sealing strip 1113 includes a curved portion 2121 and a hoop portion 2122, the bent portion 2121 is in the shape of a "U", the hoop portion 2122 protrudes outward from one side of the bent portion 2121, and the hoop portion 2122 Clamp on the leg part 1111. Preferably, the section of the outdoor sealing strip 212 is the same as that of the indoor sealing strip 1113 . The bending distance between the indoor sealing rubber strip 1113 and the outdoor sealing rubber strip 212 is relatively large, so that the intermediate sealing rubber strip 114 and the blocking rubber strip 24 can be fully squeezed and sealed. The setting of the bending part 2121 can increase the buffer distance and further reduce the door The impact force of the body 10 improves the service life, and the clamp part 2122 is used for fastening installation, which is convenient for installation and maintenance.

The above are only preferred embodiments of the application, and are not intended to limit the application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the application shall be included in the protection of the application. within range.

Claims (10)

1. a sealing structure for entry door, including doorframe and the door body being hingedly mounted on doorframe, its feature It is: the one side of described door body stretches out formation foot section, and described foot section offers draw-in groove, institute Stating draw-in groove and be provided with indoor sealing joint strip, the opposite side in door body offers the stage portion to inner side depression, institute Stating the intermediate seal adhesive tape being provided with protrusion in door body, described intermediate seal adhesive tape is positioned at foot section and stage portion Between, the side of doorframe is provided with rib, the opposite side at doorframe is provided with boss portion, described boss portion On outdoor sealant bar is installed, described doorframe is provided with the stop adhesive tape of protrusion, described stop adhesive tape position Between rib and boss portion, when door body is closed up to doorframe, described indoor sealing joint strip pushes against and is sealed in gear Bian Shang, described intermediate seal adhesive tape sealing is adjacent to stopping that in adhesive tape, described stage portion pushes against and is sealed in outdoor On sealing joint strip.

The sealing structure of a kind of entry door the most according to claim 1, it is characterised in that described door body Including door-plate and the frame of fixing door-plate, described frame includes crosspiece, outside press strip, connects crosspiece and room The heat insulating strip of outside adhesive tape, described foot section protrusion is arranged on the sidewall of crosspiece and extends towards doorframe direction, Described stage portion is opened on the press strip of outside, and described heat insulating strip offers mounting groove, described intermediate seal Adhesive tape is arranged in mounting groove.

The sealing structure of a kind of entry door the most according to claim 2, it is characterised in that described outdoor Lateral layering includes main part and is arranged on the connecting portion of main part side, and described door-plate includes flat part and setting At the extension of flat part side, described extension is fitted and connected on the lateral surface of main part, described crosspiece On indoor press strip is installed, described indoor press strip is provided with indoor adhesive tape, described indoor adhesive tape It is pushed against the opposite side of flat part.

The sealing structure of a kind of entry door the most according to claim 2, it is characterised in that described outdoor Lateral layering includes main part, the connecting portion being arranged on main part side, the vertical support protruding main part one end Portion, described supporting part is provided with support slot, is provided with outside adhesive tape, described crosspiece in described support slot On indoor press strip is installed, described indoor press strip is provided with indoor adhesive tape, described indoor adhesive tape Door-plate is promoted to push against to outside adhesive tape.

5. according to the sealing structure of a kind of entry door described in claim 3 or 4, it is characterised in that described Intermediate seal adhesive tape includes matrix part, the clamping part being separately positioned on matrix part both sides and sealing, described Clamping part is connected on heat insulating strip, and described sealing is arranged to slope, and one end is intersected to matrix part, separately One end arc transition is connected to matrix part, and described matrix part is resisted against on crosspiece and outside press strip, described Sealing protrudes press strip surface, outside.

6. according to the sealing structure of a kind of entry door described in claim 3 or 4, it is characterised in that described Doorframe includes outdoor shelves limit, indoor shelves limit, junction chamber overside limit and the connection strap on indoor shelves limit, described connection Offering link slot on bar, described stop adhesive tape is arranged on link slot, and described boss portion is protruded and is arranged on room The end on overside limit, described rib protrudes the end being disposed in the interior grade limit, and described boss portion and rib set up separately Two ends at doorframe.

The sealing structure of a kind of entry door the most according to claim 6, it is characterised in that described resistance Gear adhesive tape includes body, is respectively arranged with stop part and installation portion, described installation in the both sides of body Portion's card is connected to connection strap, and the two ends of described body are resisted against on outdoor shelves limit and indoor shelves limit, described resistance Stopper is to protrude the circular arc camber on body surface.

The sealing structure of a kind of entry door the most according to claim 7, it is characterised in that described resistance Stopper is hollow form, if including circular arc camber shape blocking surface, be supported between blocking surface and body Dry row brace rod, the two ends being connected to body are intersected at the two ends of described blocking surface respectively.

The sealing structure of a kind of entry door the most according to claim 1 and 2, it is characterised in that institute Stating indoor sealing joint strip and include bending section and clip portion, described bending section is "U" shaped, described clip portion Outwardly from the side of bending section, described clip portion is clamped in foot section.

The sealing structure of a kind of entry door the most according to claim 9, it is characterised in that described The cross section of outdoor sealant bar is identical with the cross section of indoor sealing joint strip.