PD closer

Abstract

The utility model discloses a PD closer which comprises a fixed part and a movable part, the fixed part and the movable part share a pulley part, the fixed part is provided with a positioning structure, the positioning structure controls the on-off of the pulley part in a limiting mode through the directional movement of an elastic part, the fixed part and the movable part are tightly and movably attached, and the fixed part and the movable part are tightly attached to each other. The movable part is provided with a trigger part, the fixed part is provided with a matching surface attached to the trigger part, and the movable part abuts against the matching surface through the movable trigger part to achieve clamping and positioning. The PD closer is simple in structure, the fixed part is movably fixed in a clamping mode, when the movable part abuts against the movable part inwards, the movable part can be unlocked outwards and is separated from the fixed part, the blocking part for controlling the pulley part is simplified, and application of parts is reduced.

Description

Technical Field

[0001] The utility model relates to the field of door and window hardware accessories, in particular to a PD closer. Background Art

[0002] Sliding and casement doors and windows, commonly known as PT doors and windows, are doors and windows that can be pushed and half-opened, or fully opened after being opened and rotated. They are suitable for floor-to-ceiling doors and windows in balconies, study rooms, gardens and other places.

[0003] By upgrading the technology of the existing PD closer, a simple and practical PD closer was developed. It has simple installation and can realize the closing and opening of PD doors by force-oriented means, which is convenient for the general public. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a PD closer to meet the current needs of the general public.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A PD closure device, comprising:

[0007] A fixed part and a movable part, wherein the fixed part and the movable part have a pulley part that matches each other, the pulley part is provided with a locking part, the fixed part is provided with a trigger part, the movable part contacts the trigger part through a movable limit part, the limit part is located on the mounting groove of the movable part, the fitting part on the limit part is subjected to the force of the trigger part, cooperates with the fulcrum part to move in a directional manner on the mounting groove, and controls the closing and opening of the fixed part through the locking part.

[0008] Furthermore, the fitting portion cooperates with the trigger portion via a groove, and the groove is formed by the cooperation of the first fixing surface and the second fixing surface, and one side surface of the first fixing surface and the second fixing surface is an arc surface.

[0009] Furthermore, the installation groove is also provided with a bottom plate, and the bottom plate is provided with a limiting edge plate, and a guide groove is formed between the limiting edge plate and the pad surface in the installation groove, and the guide groove is in a long arc shape for guiding the fulcrum part.

[0010] Furthermore, the pad surface is provided with a locking groove and an unlocking groove, and during the movement of the fulcrum part, the locking point part can be used to control the limit member at a fixed point with the locking groove and the unlocking groove respectively.

[0011] Furthermore, the locking point portion is composed of an elastic member and a bead, and the locking point portion is located on the locking point groove of the limiting member.

[0012] Furthermore, the fixing member is provided with a stabilizing portion, and the movable member is provided with a matching portion.

[0013] Furthermore, the fixing member limits the maximum movable range of the movable member through the blocking portion.

[0014] Furthermore, the locking member is located on the fixing member, and the fixing member cooperates with the pushing member through the inner groove to realize the directional reciprocating movement of the locking member. At the same time, in order to fit the locking member, a force-bearing part is matched on the movable member.

[0015] Furthermore, the first fixed surface is a movable surface, and the movable surface moves in a guide groove on the limiting member through a reset member, and the reset member is located on a movable mounting plate, and the mounting plate is cooperatively connected with the limiting member.

[0016] Beneficial effects of the utility model:

[0017] The utility model provides a PD closer with a simple structure. The sliding fulcrum is forced to move left or right by the engaging portion in the limit member. When the PD closer is in the right sliding state, it is in the locked state. When the PD closer is in the left sliding state, it is in the open state. The directional movement of the limit member is controlled by a simple locking member activity. Finally, the structure can be operated in a variety of ways by means of various limit members. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0019] Figure 1 This is one of the overall structural diagrams of the utility model;

[0020] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0021] Figure 3 This is one of the schematic diagrams of the explosion structure of the movable part of the utility model;

[0022] Figure 4 This is the second schematic diagram of the explosion structure of the movable part of the utility model;

[0023] Figure 5 This is a schematic diagram of the exploded structure of the fixing member of the utility model;

[0024] Figure 6 This is a structural schematic diagram of the second example of the position limiting component in the utility model.

[0025] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] according to Figure 1-Figure 6 As shown,

[0028] A PD closer includes a fixed part 1 and a movable part 2, wherein the fixed part 1 and the movable part 2 have a pulley portion 3 that matches each other, and the pulley portion 3 is provided with a locking part 4. The fixed part 1 is provided with a trigger portion 11, and the movable part 2 contacts the trigger portion 11 through a movable limiter 21, and the limiter 21 is located on the mounting groove 22 of the movable part 2. The fitting portion 211 on the limiter 21 is subjected to the force of the trigger portion 11, and cooperates with the fulcrum portion 212 to move in a directional manner on the mounting groove 22, and controls the closing and opening of the fixed part 1 through the locking point portion 213.

[0029] In this embodiment, the fitting portion 211 cooperates with the trigger portion 11 through the groove 4, and the groove 4 is formed by the cooperation of the first fixed surface 2111 and the second fixed surface 2112, wherein, while ensuring that the groove 4 can cooperate with the trigger portion 11, one side surface of the first fixed surface 2111 and the second fixed surface 2112 is an arc-shaped surface, which can better contact the trigger portion 11 with force through the arc-shaped surface.

[0030] In this embodiment, the mounting groove 22 is also provided with a bottom plate 23, and the bottom plate 23 is provided with a limiting edge plate 231. At the same time, a guide groove 5 is formed between the limiting edge plate 231 and the pad surface 221 in the mounting groove 22, and the guide groove 5 is in the shape of a long arc for guiding the fulcrum portion 212. In this structure, a simple and clear installation process is formed by the style of the structure, and the fulcrum portion 212 on the limiting member 21 is two groups of raised round protrusions.

[0031] In this embodiment, the limit member 21 is placed in two sets of states, closed and open, respectively, through the retractable locking point portion 213, wherein the pad surface 221 is provided with a locking groove 2131 and an unlocking groove 2132. During the movement of the fulcrum portion 212, the limit member 21 can be controlled by the locking point portion 213 and the locking groove 2131 and the unlocking groove 2132 respectively.

[0032] In this embodiment, the locking point portion 213 is composed of an elastic member 2131 and a bead 2132 , and the structure is located on the locking point groove 215 of the limiting member 21 .

[0033] In this embodiment, the stability of the structure is ensured. The fixing member 1 is provided with a stabilizing portion 12, and the movable member 2 is provided with a matching portion 24. The stabilizing portion 12 and the matching portion 24 are a combination of a groove body and a convex buckle.

[0034] In this implementation case, the stability of the structure is ensured, and the fixing member 1 limits the maximum range of motion of the movable member 2 through the blocking portion 13 .

[0035] The locking member 4 is located on the fixing member 1 , and the fixing member 1 cooperates with the pushing member 131 through the inner groove 10 to realize the directional reciprocating movement of the locking member 4 . At the same time, in order to fit the locking member 4 , a force-bearing portion 25 is matched on the movable member 2 .

[0036] In a further improvement of the above structure, the first fixed surface 2111 is a movable surface, which moves in the guide groove 214 on the limit member 21 through the reset member 6. In order to ensure the diversity of the structure, the reset member 6 is located on a movable mounting plate 8, and the mounting plate 8 is cooperatively connected with the limit member 21.

[0037] In this embodiment, the fixed part 1 and the movable part 2 are of the common existing inclined plane matching mode.

[0038] In the above structure, the elastic member 2131, the pushing member 131 and the reset member 6 are preferably springs.

[0039] In this structure, the locking member 4 is fixed by the cover plate 9 .

[0040] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A PD closer, characterized in that: include: A fixed part and a movable part, wherein the fixed part and the movable part have a pulley part that matches each other, the pulley part is provided with a locking part, the fixed part is provided with a trigger part, the movable part contacts the trigger part through a movable limit part, the limit part is located on the mounting groove of the movable part, the fitting part on the limit part is subjected to the force of the trigger part, cooperates with the fulcrum part to move in a directional manner on the mounting groove, and controls the closing and opening of the fixed part through the locking part.

2. A PD closure according to claim 1, characterized in that: The fitting portion cooperates with the trigger portion via a groove, and the groove is formed by the cooperation of a first fixing surface and a second fixing surface, and one side surface of the first fixing surface and the second fixing surface is an arc surface.

3. A PD closure according to claim 1, characterized in that: The installation groove is also provided with a bottom plate, and the bottom plate is provided with a limiting edge plate. A guide groove is formed between the limiting edge plate and the pad surface in the installation groove. The guide groove is in a long arc shape and is used to guide the fulcrum part.

4. A PD closure according to claim 3, characterized in that: The pad surface is provided with a locking groove and an unlocking groove. During the movement of the fulcrum part, the locking point part can respectively control the limiter with the locking groove and the unlocking groove at a fixed point.

5. A PD closure according to claim 1, characterized in that: The locking point portion is formed by an elastic member and a bead body, and the locking point portion is located on the locking point groove of the limiting member.

6. A PD closure according to claim 1, characterized in that: The fixing part is provided with a stabilizing part, and the movable part is provided with a matching part.

7. A PD closure according to claim 1, characterized in that: The fixing member limits the maximum movable range of the movable member through the blocking portion.

8. A PD closure according to claim 1, characterized in that: The locking member is located on the fixing member, and the fixing member cooperates with the pushing member through the inner groove to realize the directional reciprocating movement of the locking member. At the same time, in order to fit the locking member, a force-bearing part is matched on the movable member.

9. A PD closure according to claim 2, characterized in that: The first fixed surface is a movable surface, and the movable surface is movable in a guide groove on the limiting member through a reset member. The reset member is located on a movable mounting plate, and the mounting plate is cooperatively connected with the limiting member.

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