Combined type finished product suite door

By introducing an adjustment mechanism into the modular prefabricated door set, the problem of mismatch between the door frame and the door opening size is solved, ensuring stable installation and sturdiness of the door frame during use, and preventing loosening and detachment.

CN224228502UActive Publication Date: 2026-05-12JIANGSU BAIYUE NI WHOLE HOUSE CUSTOM FURNITURE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU BAIYUE NI WHOLE HOUSE CUSTOM FURNITURE CO LTD
Filing Date
2025-06-05
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Existing modular prefabricated door sets suffer from problems such as door frames not fitting the door opening size due to construction errors and limitations in the technical skills of surveyors, resulting in loosening, wobbling, or detachment.

Method used

A modular prefabricated door set, comprising a prefabricated door body and an adjustment mechanism, was designed. The adjustment mechanism consists of an L-shaped frame, a limit push plate, an adjustment soft plate, and a limit block. The adjustment mechanism adapts the door frame to the door opening size, ensuring stable installation.

Benefits of technology

This ensures the stability and sturdiness of the door frame within the doorway, preventing loosening, shaking, or detachment during use and guaranteeing the normal operation of the door set.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a combined type finished product suite door which comprises a finished product door body which comprises a door frame, a door leaf and a door pocket, the door leaf is arranged in the door pocket, the door pocket is arranged in the door frame, and an adjusting mechanism comprises an L-shaped frame, a limiting push plate used for fixing the door frame and an adjusting soft plate used for adjusting the position of the limiting push plate. Due to the fact that the adjusting mechanism is arranged, the position of the door frame can be fixed, the size of the door frame can be matched with the size of the door opening, on one hand, when the door frame is installed in the door opening, the door frame is installed and fixed in the door opening under the action of the adjusting mechanism, and the door frame is not prone to falling off when the door frame is installed in the door opening. On one hand, the stability of the door frame in the door opening can be guaranteed, on the other hand, the door frame can be installed and fixed in the large door opening under the auxiliary fixing of the adjusting mechanism when facing the large door opening, and the situation that the door frame is loosened, shakes and even falls off in the use process, and normal use of the suite door is affected is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of finished door sets, and more particularly to modular finished door sets. Background Technology

[0002] Prefabricated modular door sets are a type of pre-fabricated door system composed of multiple components such as door leaves, door frames, and door casings. They are installed together and applied to interior spaces. Due to their convenience, versatility, and stability, prefabricated modular door sets have become a common choice in modern interior decoration. Paying attention to relevant points and procedures during the selection and installation process can ensure the quality and lifespan of the door sets, adding both beauty and practicality to the home environment.

[0003] Existing modular prefabricated door sets are custom-made according to on-site measurements. However, due to limitations in construction errors and the technical skills of surveyors, the door frame cannot be matched with the size of the door opening. This prevents the door set from being installed accurately and securely into the wall of the door opening. Consequently, during use, the door frame may become loose, wobble, or even fall off, affecting the normal use of the door set.

[0004] Therefore, how to design a door frame that can be fixed according to the size of the door opening and wall on site is a technical problem that technicians need to solve. Utility Model Content

[0005] The purpose of this utility model is to provide a modular finished door set, which solves the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a modular prefabricated door set, characterized in that it includes:

[0007] Finished door body and adjustment mechanism;

[0008] The finished door body includes a door frame, a door leaf, and a door casing. The door leaf is located inside the door casing, the door casing is located inside the door frame, and a handle is provided inside the door casing.

[0009] The adjustment mechanism includes an L-shaped frame, a limiting push plate for fixing the door frame, and an adjusting flexible plate for adjusting the position of the limiting push plate. The L-shaped frame is set on the outer wall of the door frame.

[0010] Preferably, the outer wall of the L-shaped frame is provided with an adjustment box, the adjustment box is provided with an adjustment slide plate, one end of the adjustment slide plate is provided with a push slide plate, and one end of the push slide plate is provided with a limiting push plate.

[0011] Preferably, the adjustment box is provided with an adjustment plate inside, one end of which is connected to the bottom of the adjustment slide plate, and the adjustment box is provided with an installation groove, and an elastic pressure plate is provided inside the installation groove.

[0012] Preferably, one end of the elastic pressure plate is provided with a positioning pressure plate, the top of the positioning pressure plate is provided with a limiting block, the inside of the adjusting soft plate is provided with a limiting slot that matches the shape of the limiting block, and the limiting block is fixedly sleeved inside the limiting slot.

[0013] Preferably, a push baffle is provided at the other end of the adjusting plate, and a toggle plate is provided at one end of the positioning pressure plate.

[0014] Preferably, the bottom of the limiting push plate is provided with a connecting block, and the push slide is provided with a connecting slot that matches the shape of the connecting block, and the connecting block is slidably fitted inside the connecting slot.

[0015] Preferably, the inner wall of the L-shaped frame and the top of the limiting push plate are provided with a number of protective protrusions, and the protective protrusions are made of rubber.

[0016] Compared with the prior art, the beneficial effects of this utility model are:

[0017] In this example, by setting an adjustment mechanism, not only can the position of the door frame be fixed, but the door frame can also be adapted to the size of the door opening. On the one hand, when the door frame is installed into the door opening, the adjustment mechanism will install and fix the door frame into the door opening, ensuring the stability of the door frame in the door opening. On the other hand, when facing a larger door opening, with the assistance of the adjustment mechanism, the door frame can be installed and fixed in the larger door opening, avoiding the door frame from becoming loose, shaking, or even falling off during use, which would affect the normal use of the door set. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0020] Figure 2 This is a schematic diagram of the overall structure of the adjustment mechanism of this utility model;

[0021] Figure 3 yes Figure 2 Cross-sectional view of the three-dimensional structure;

[0022] Figure 4 yes Figure 3 Enlarged structural diagram at point A in the middle.

[0023] As shown in the diagram: 1. Finished door body; 101. Door frame; 102. Door leaf; 103. Door casing; 104. Handle; 2. Adjustment mechanism; 201. L-shaped frame; 202. Adjustment box; 203. Adjustment slide plate; 204. Push slide plate; 205. Connecting slot; 206. Connecting block; 207. Limiting push plate; 208. Adjusting flexible plate; 209. Limiting slot; 210. Installation slot; 211. Elastic pressure plate; 212. Positioning pressure plate; 213. Limiting block; 214. Actuating arc plate; 215. Push baffle; 216. Protective protrusion. Detailed Implementation

[0024] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. All other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model. The preferred embodiments of this utility model will now be described in more detail with reference to the accompanying drawings. Although the preferred embodiments of this utility model are shown in the drawings, it should be understood that this utility model can be implemented in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided to make this utility model more thorough and complete, and to fully convey the scope of this utility model to those skilled in the art.

[0025] The terminology used in this invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular forms “a,” “the,” and “the” used in this invention and the appended claims are also intended to include the plural forms unless the context clearly indicates otherwise. It should also be understood that the term “and / or” as used herein refers to and includes any or all possible combinations of one or more of the associated listed items.

[0026] It should be noted that when a component is referred to as being "fixed to" or "set on" another component, it can be directly on or indirectly on that other component. When a component is referred to as being "connected to" another component, it can be directly connected to or indirectly connected to that other component.

[0027] In the description of this utility model, it should be understood that the terms "thickness", "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0028] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0029] It should be understood that although the terms "first," "second," "third," etc., may be used to describe various components in this invention, this information should not be limited to these terms. These terms are only used to distinguish components of the same type from each other. For example, without departing from the scope of this invention, a first component may also be referred to as a second component, and similarly, a second component may also be referred to as a first component. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this invention, "a plurality of" means two or more, unless otherwise explicitly specified.

[0030] The technical solutions of the embodiments of this utility model are described in detail below with reference to the accompanying drawings.

[0031] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a schematic diagram of the overall structure of the adjustment mechanism of this utility model; Figure 3 yes Figure 2 Cross-sectional view of the three-dimensional structure; Figure 4 yes Figure 3 Enlarged structural diagram at point A in the middle.

[0032] refer to Figures 1 to 4 Modular prefabricated door sets, including:

[0033] Finished door body 1 and adjustment mechanism 2;

[0034] The finished door body 1 includes a door frame 101, a door leaf 102 and a door casing 103. The door leaf 102 is disposed inside the door casing 103, the door casing 103 is disposed inside the door frame 101, and a handle 104 is disposed inside the door casing 103.

[0035] The adjustment mechanism 2 includes an L-shaped frame 201, a limiting push plate 207 for fixing the door frame 101, and an adjusting soft plate 208 for adjusting the position of the limiting push plate 207. The L-shaped frame 201 is disposed on the outer wall of the door frame 101.

[0036] Specifically, the outer wall of the L-shaped frame 201 is provided with an adjustment box 202, the inside of the adjustment box 202 is provided with an adjustment slide plate 203, one end of the adjustment slide plate 203 is provided with a push slide plate 204, and one end of the push slide plate 204 is provided with a limiting push plate 207.

[0037] Specifically, the adjustment box 202 is provided with an adjustment soft plate 208 inside, one end of the adjustment soft plate 208 is connected to the bottom of the adjustment slide plate 203, the adjustment box 202 is provided with an installation groove 210 inside, and an elastic pressure plate 211 is provided inside the installation groove 210.

[0038] Specifically, one end of the elastic pressure plate 211 is provided with a positioning pressure plate 212, the top of the positioning pressure plate 212 is provided with a limiting block 213, the inside of the adjusting soft plate 208 is provided with a limiting groove 209 that matches the shape of the limiting block 213, and the limiting block 213 is fixedly fitted inside the limiting groove 209.

[0039] Specifically, the other end of the adjusting plate 208 is provided with a pushing baffle 215, and one end of the positioning pressure plate 212 is provided with a toggle plate 214.

[0040] Specifically, the bottom of the limiting push plate 207 is provided with a connecting block 206, and the push slide plate 204 is provided with a connecting slot 205 that matches the shape of the connecting block 206. The connecting block 206 is slidably sleeved inside the connecting slot 205.

[0041] Specifically, the inner wall of the L-shaped frame 201 and the top of the limiting push plate 207 are provided with a number of protective protrusions 216, which are made of rubber.

[0042] In this embodiment, to solve the problem that the door frame 101 cannot be securely installed and fixed in the door opening with a deviation in size, the technical solution of this embodiment is as follows, for reference. Figures 1 to 4The adjusting flexible plate 208 is made of soft rubber and can undergo a certain degree of deformation. The shape of the limiting slot 209 matches the shape of the limiting block 213. The limiting block 213 is located on the top of the positioning pressure plate 212 and is distributed in a linear array. The shape of the connecting slot 205 matches the shape of the connecting block 206. The limiting push plate 207 is slidably installed on one end of the pushing slide plate 204 through the connection between the connecting block 206 and the connecting slot 205. The pushing baffle 215 is located on one end of the adjusting flexible plate 208. By pushing the pushing baffle 215, the adjusting flexible plate 208 is driven to move directionally inside the adjusting box 202, while simultaneously pushing the adjusting slide plate 203 and the pushing... The sliding plate 204 moves directionally inside the adjusting box 202, driving the limiting push plate 207 to move outward. At the same time, under the action of the elastic pressure plate 211, the limiting block 213 is fixedly sleeved in the limiting slot 209, which can limit the position of the limiting push plate 207, so that the limiting push plate 207 is stably in contact with the inner wall of the doorway. This not only ensures the stability and firmness of the door frame 101 in the doorway, but also, when facing a larger doorway, by adjusting the position of the limiting push plate 207, the door frame 101 can be installed and fixed in the larger doorway, preventing the door frame 101 from becoming loose, shaking or even falling off during use, which would affect the normal use of the door set.

[0043] It should be noted that the push baffle 215 is located at one end of the adjusting plate 208. By adjusting the position of the push baffle 215, it is convenient to adjust the directional sliding of the adjusting plate 208 inside the adjusting box 202, and the position of the adjusting plate 208 can be restricted.

[0044] It should be noted that the protective protrusions 216 are made of rubber. The protective protrusions 216 are set on the top of the limiting push plate 207 and the inner wall of the L-shaped frame 201, and are distributed in a linear array. When the door frame 101 is fixed, the protective protrusions 216 contact the surface of the door frame 101, which can protect the door frame 101 and prevent damage to the surface of the door frame 101 when it is fixed.

[0045] As a further limitation of this technical solution, the elastic pressure plate 211 is an arc-shaped elastic curved surface structure. The elastic pressure plate 211 and the positioning pressure plate 212 are an integral structure. Under the action of the elastic pressure plate 211, the limiting block 213 can be pressed and fixed in the limiting slot 209, which can restrict the position of the limiting block 213. The actuating arc plate 214 is C-shaped. The actuating arc plate 214 and the positioning pressure plate 212 are an integral structure, which facilitates the adjustment of the position of the positioning pressure plate 212.

[0046] Based on the above embodiments, it can be concluded that when installing a door set, when facing a large doorway, by placing the L-shaped frame 201 at the corner of the door frame 101, and then adjusting the position of the push baffle 215, the adjusting flexible plate 208 is moved directionally inside the adjusting box 202. At the same time, the adjusting slide plate 203 and the pushing slide plate 204 are moved directionally inside the adjusting box 202, causing the limiting push plate 207 to move outward. Simultaneously, under the action of the elastic pressure plate 211, the limiting block 213 is fixedly fitted in the limiting slot 209, which limits the position of the limiting push plate 207, ensuring that the limiting push plate 207 is stably in contact with the inner wall of the doorway. This not only ensures the stability and firmness of the door frame 101 in the doorway, but also, when facing a large doorway, by adjusting the position of the limiting push plate 207, the door frame 101 can be installed and fixed in the large doorway, preventing the door frame 101 from loosening, shaking, or even falling off during use, thus affecting the normal use of the door set.

[0047] The present invention has been described in detail above with reference to the accompanying drawings. In the above embodiments, the descriptions of each embodiment have different focuses; for parts not described in detail in a certain embodiment, please refer to the relevant descriptions of other embodiments. Those skilled in the art should also understand that the actions and modules involved in the specification are not necessarily essential to the present invention. Furthermore, it is understood that the steps in the method of the present invention embodiments can be adjusted, combined, and deleted according to actual needs, and the structure in the device of the present invention embodiments can be combined, divided, and deleted according to actual needs.

[0048] The various embodiments of the present invention have been described above. These descriptions are exemplary and not exhaustive, nor are they limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen to best explain the principles, practical application, or improvement of the technology in the market, or to enable others skilled in the art to understand the embodiments disclosed herein.

Claims

1. A modular prefabricated door set, characterized in that: include: Finished door body (1) and adjustment mechanism (2); The finished door body (1) includes a door frame (101), a door leaf (102) and a door casing (103). The door leaf (102) is located inside the door casing (103), the door casing (103) is located inside the door frame (101), and a handle (104) is provided inside the door casing (103). The adjustment mechanism (2) includes an L-shaped frame (201), a limiting push plate (207) for fixing the door frame (101), and an adjustment soft plate (208) for adjusting the position of the limiting push plate (207). The L-shaped frame (201) is set on the outer wall of the door frame (101).

2. The modular prefabricated door set according to claim 1, characterized in that, An adjustment box (202) is provided on the outer wall of the L-shaped frame (201). An adjustment slide plate (203) is provided inside the adjustment box (202). A push slide plate (204) is provided at one end of the adjustment slide plate (203). A limit push plate (207) is provided at one end of the push slide plate (204).

3. The modular prefabricated door set according to claim 2, characterized in that, The regulating box (202) is provided with an regulating soft plate (208) inside. One end of the regulating soft plate (208) is connected to the bottom of the regulating slide plate (203). The regulating box (202) is provided with an installation groove (210) inside. The installation groove (210) is provided with an elastic pressure plate (211).

4. The modular prefabricated door set according to claim 3, characterized in that, One end of the elastic pressure plate (211) is provided with a positioning pressure plate (212), and the top of the positioning pressure plate (212) is provided with a limiting block (213). The interior of the adjusting soft plate (208) is provided with a limiting groove (209) that matches the shape of the limiting block (213). The limiting block (213) is fixedly fitted inside the limiting groove (209).

5. The modular prefabricated door set according to claim 4, characterized in that, The other end of the adjusting plate (208) is provided with a push baffle (215), and one end of the positioning plate (212) is provided with a toggle plate (214).

6. The modular prefabricated door set according to claim 2, characterized in that, The bottom of the limiting push plate (207) is provided with a connecting block (206), and the push slide plate (204) is provided with a connecting slot (205) that matches the shape of the connecting block (206). The connecting block (206) is slidably sleeved inside the connecting slot (205).

7. The modular prefabricated door set according to claim 2, characterized in that, The inner wall of the L-shaped frame (201) and the top of the limiting push plate (207) are provided with a number of protective protrusions (216), which are made of rubber.