CN215830263U

CN215830263U - Sliding support

Info

Publication number: CN215830263U
Application number: CN202120495321.9U
Authority: CN
Inventors: 白宝鲲
Original assignee: Guangdong Kinlong Hardware Products Co Ltd
Current assignee: Guangdong Kinlong Hardware Products Co Ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2022-02-15
Anticipated expiration: 2031-03-08

Abstract

The utility model relates to a sliding support which comprises a frame fixing seat, a first connecting rod, a supporting arm and a lock column, wherein the frame fixing seat is provided with a first connecting rod; one end of the first connecting rod is movably connected to the support arm and can move along the length direction of the support arm; the other end of the first connecting rod is provided with a first open slot; a first limiting plate extends from one end of the frame fixing seat, and a first sliding groove is formed in the first limiting plate; one end of the supporting arm facing the first limiting plate is provided with a plug-in connector; the lock post is installed in the frame fixing base. Through first connecting rod swing joint in trailing arm, first connecting rod can be followed the direction motion of being close to the lock post, the bayonet joint can be followed the direction removal of being close to first spout, so that the lock post can joint in first open slot, the bayonet joint can insert first spout, realize the locking of window, thereby make first connecting rod and trailing arm all closely laminate with the frame fixing base, the frame of casement all closely laminates with the window frame promptly, thereby the window of guaranteeing to install this sliding support has good leakproofness, promote the thermal insulation performance of window.

Description

Sliding support

Technical Field

The utility model relates to the technical field of door and window hardware, in particular to a sliding support.

Background

The window and door is an opening device used for introducing light and air into daily life buildings, and the existing window generally comprises a window frame arranged on the building and a window sash arranged on the window frame, wherein transparent glass is arranged in the window sash, and the window sash is hinged on the window frame in a hinged mode.

A slide support is a link type movable link device for connecting a window sash and a window frame to enable a window to be opened and closed. The existing sliding support device is not tightly attached to a window frame along with the increase of the opening and closing times of a window in the using process, so that the sealing rubber strips on the side edges are difficult to obtain enough pressing force, air convection and heat conduction are easy to occur, the sealing performance of the door and the window is affected, and the use experience of a user is further affected.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a shoe that solves the above-mentioned problem, in view of the problem that the conventional shoe device has poor sealing performance.

A sliding support comprises a frame fixing seat, a first connecting rod, a supporting arm and a lock column;

one end of the first connecting rod is movably connected to the supporting arm and can move along the length direction of the supporting arm; the other end of the first connecting rod is provided with a first open slot; the bracket arm is arranged on the window sash, and the frame fixing seat is arranged on the window frame;

a first limiting plate extends from one end of the frame fixing seat, and a first sliding groove is formed in the first limiting plate; one end of the supporting arm, which faces the first limiting plate, is provided with a plug-in connector; the lock column is arranged on the frame fixing seat;

when the sliding support is in a locking state, the plug connector can be inserted into the first sliding groove, and the lock column can be clamped in the first open groove.

In one embodiment, the plug connector has a first inclined surface, at least one side of the first sliding groove in the width direction of the frame fixing seat is convexly provided with a transition plate which is obliquely arranged, and the transition plate is adapted to the first inclined surface, so that the plug connector slides into the first sliding groove.

In one embodiment, the lock cylinder is an eccentric lock cylinder, the eccentric lock cylinder rotates around the axis of the eccentric lock cylinder, and the position of the eccentric lock cylinder relative to the frame fixing seat deviates.

In one embodiment, the eccentric locking cylinder comprises a head part and an eccentric tail part connected with the other end of the head part; the head part can be clamped in the first open slot and can rotate around the axial direction of the eccentric tail part; the eccentric tail is mounted on the frame fixing seat.

In one embodiment, the sliding support further includes a supporting rod, the supporting rod is connected to one end of the supporting arm close to the first limiting plate, and the plug is located at one end of the supporting rod close to the first limiting plate.

In one embodiment, the sliding support further comprises a second connecting rod, one end of the second connecting rod is rotatably connected to the bracket arm, the middle end of the second connecting rod is rotatably connected to the first connecting rod, and the other end of the second connecting rod is rotatably connected to the frame fixing seat;

and/or, the sliding support further comprises a third connecting rod, one end of the third connecting rod is rotatably connected to the supporting rod, and the other end of the third connecting rod is rotatably connected to the frame fixing seat.

In one embodiment, a side of the second link close to the lock cylinder is provided with a second open slot; when the sliding support is in a locking state, the lock cylinder can be clamped in the second open slot.

In one embodiment, one side of the support rod away from the plug connector is provided with a second inclined surface; when the sliding support is in the second state, the second inclined surface abuts against the second connecting rod.

In one embodiment, the width of the supporting rod is larger than that of the bracket arm.

In one embodiment, the supporting arm is provided with a second sliding groove along the length direction of the supporting arm, a sliding block is arranged in the second sliding groove, and the sliding block is connected to the supporting arm in a sliding manner; the first connecting rod is rotatably connected with the sliding block.

After adopting this technical scheme, compare with prior art, this technical scheme has following beneficial effect: the sliding support comprises a frame fixing seat, a first connecting rod, a supporting arm and a lock column; one end of the first connecting rod is movably connected to the support arm and can move along the length direction of the support arm; the other end of the first connecting rod is provided with a first open slot; the bracket arm is arranged on the window sash, and the frame fixing seat is arranged on the window frame; a first limiting plate extends from one end of the frame fixing seat, and a first sliding groove is formed in the first limiting plate; one end of the supporting arm facing the first limiting plate is provided with a plug-in connector; the lock post is installed in the frame fixing base. This slide and prop through first connecting rod swing joint in trailing arm, first connecting rod can be followed the direction motion of being close to the lock cylinder, the bayonet joint can be followed the direction removal of being close to first spout, so that the lock cylinder can joint in first open slot, the bayonet joint can insert first spout, realize the locking of window, thereby make first connecting rod and trailing arm all closely laminate with the frame fixing base, the frame of casement all closely laminates with the window frame promptly, thereby the window of guaranteeing to install this slide and prop has good leakproofness, promote the thermal insulation performance of window, promote user's use experience.

Drawings

FIG. 1 is a schematic structural view of a slide support according to an embodiment of the present invention;

FIG. 2 is an exploded view of the strut shown in FIG. 1;

FIG. 3 is a cross-sectional view of the bracket and support bar of the slide shown in FIG. 1;

FIG. 4 is a schematic structural view of the sliding support of FIG. 1 in a second state;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic structural view of the sliding support shown in fig. 1 in a third state.

Reference numerals: 10-a sliding support; 110-frame fixing base; 111-a first runner; 112-a first limiting plate; 113-a transition plate; 120-a bracket arm; 121-a second chute; 122-a second limiting plate; 130-eccentric locking cylinder; 131-a head; 132-eccentric tail; 140-a slide block; 150-a first adjustment member; 160-a first elastic member; 171-a first rotating member; 172-a second rotating member; 173-a third rotating member; 181-a first locking member; 182-a second locking member; 183-third locking member; 210-a third link; 211-a first sleeve; 212-a second sleeve; 220-a first link; 221-a first open slot; 230-a second link; 231-a second open slot; 240-support rods; 241-a first inclined plane; 242 — second bevel.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As described in the background art, in the use process of the conventional sliding support device, as the opening and closing times of the window are increased, the window sash is not tightly attached to the window frame, so that the sealing rubber strips on the side edges are difficult to obtain enough pressing force, air convection and heat conduction are easy to occur, the sealing performance of the door and the window is affected, and the use experience of a user is further affected.

According to the sliding support provided by the utility model, the first connecting rod is movably connected to the supporting arm through the first connecting rod, the first connecting rod can move in the direction close to the lock cylinder, the plug-in connector can move in the direction close to the first sliding groove, so that the lock cylinder can be clamped in the first open groove, the plug-in connector can be inserted into the first sliding groove, and the window is locked, so that the first connecting rod and the supporting arm are tightly attached to the frame fixing seat, namely the frame of the window sash is tightly attached to the window frame, so that the window provided with the sliding support is ensured to have good sealing performance, the heat insulation performance of the window is improved, and the use experience of a user is improved.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a slide support according to an embodiment of the present invention; FIG. 2 is an exploded view of the strut shown in FIG. 1; FIG. 3 is a cross-sectional view of the bracket and support bar of the slide shown in FIG. 1; FIG. 4 is a schematic structural view of the sliding support of FIG. 1 in a second state; FIG. 5 is an enlarged view of a portion of FIG. 4 at A; fig. 6 is a schematic structural view of the sliding support shown in fig. 1 in a third state.

The sliding support 10 of an embodiment of the present invention includes a frame fixing base 110, a first connecting rod 220, a supporting arm 120, and a lock cylinder; the bracket arm is arranged on the window sash, and the frame fixing seat is arranged on the window frame; one end of the first link 220 is movably connected to the bracket arm 120 and can move along the length direction of the bracket arm 120; the other end of the first link 220 is provided with a first open slot 221; a first limiting plate 112 extends from one end of the frame fixing seat 110, and the first limiting plate 112 is provided with a first sliding chute 111; one end of the bracket arm 120 facing the first limit plate 112 is provided with a plug; the lock cylinder is mounted on the frame fixing seat 110; when the sliding support 10 is in the locked state, the plug can be inserted into the first sliding groove 111, and the lock cylinder can be clamped in the first opening groove 221.

In the sliding support 10, the frame fixing seat 110 is inserted into the notch at the bottom of the frame profile, and the first limiting plate 112 abuts against the notch at the side of the frame profile; the bracket arm 120 is arranged in the notch of the sash section bar in a penetrating way to play a role in supporting the sash; as shown in fig. 4 and 6, when first connecting rod 220 moves to the left end of trailing arm 120 from the right-hand member of trailing arm 120, the other end of first connecting rod 220 moves along the direction that is close to the lock post, set up and to remove along the direction that is close to first limiting plate 112 in the bayonet joint of trailing arm 120, make first open slot 221 and the lock post joint of first connecting rod 220, the bayonet joint can insert in first spout 111, cooperation and the bayonet joint and the cooperation of first spout 111 through first open slot 221 and lock post, when guaranteeing that the casement is closed, the frame of casement all closely laminates with the window frame, and then improve the leakproofness of window, promote the thermal insulation performance of window, promote user's use experience.

Further, the front end of the supporting arm 120 adopts an edge cutting and bending mode, so that the supporting arm 120 is arranged in the notch at the bottom of the sash profile in a penetrating manner, and the edge cutting at the two ends can play a role in auxiliary installation; one end of the support arm 120, which is far away from the second chute 121, is bent and extended with a second limiting plate 122, and the second limiting plate 122 is arranged on the side surface of the notch of the sash section in a penetrating manner, so that the connection stability of the support arm 120 and the sash section is improved; the locking column adopts an eccentric locking column 130, and the eccentric locking column 130 is rotated to enable the position of the eccentric locking column 130 relative to the frame fixing seat 110 to deviate, so that the locking tightness of the window can be adjusted according to actual needs; on the other hand, the processing error can be compensated, and the phenomenon that the lock cylinder is not connected with the first connecting rod in a clamping mode is avoided.

Specifically, the eccentric lock cylinder includes a head 131 and an eccentric tail 132 connected to the other end of the head 131, the head 131 can be clamped to the first opening groove 221 and can rotate around the axial direction of the eccentric tail 132, so that the clamping position of the head 131 relative to the first opening groove 221 can be adjusted by rotating the head 131, and the eccentric tail 132 is movably riveted to the frame fixing seat 110; specifically, the lock cylinder 130 is a first eccentric rivet, and a twisting structure, such as an inner hexagonal groove, a straight groove or a cross groove, for twisting an external tool is disposed at the top of the first eccentric rivet, and the top of the first eccentric rivet is disposed such that the sliding support 10 is exposed after being mounted on the door/window body, or is oriented to a position where a user can more easily contact the sliding support, so that the sliding support can be conveniently operated and adjusted by the user. In other embodiments, the lock cylinder 130 may also be a first eccentric screw.

Furthermore, the plug connector has a first inclined surface 241, the first sliding groove 111 extends from both sides of the frame fixing seat 110 in the width direction to form a transition plate 113, the transition plate 113 is inclined, and the plug connector is V-shaped, and the transition plate 113 is adapted to the first inclined surface 241, so that the plug connector can smoothly penetrate into the first sliding groove 111. After the sliding support 10 is completely locked, the sealing performance of the connection between the bracket arm 120 and the frame fixing seat 110 is ensured by the matching of the transition plate 113 and the first inclined surface 241, and the sealing performance of the door and the window is further improved. In other embodiments, the plug connector may be provided with the first inclined surface only on one side, as long as the matching between the plug connector and the first sliding groove can be ensured.

Further, in order to improve the stability of the frame fixing seat 110 mounted on the bottom notch of the frame profile, the firmness and accuracy of the door window and the sliding support 10 are improved. The slide support 10 further comprises a first rotating member 171 and a first locking member 181, and the first locking member 181 passes through the frame fixing seat 110 and the first rotating member 171 in sequence to install the frame fixing seat 110 in the notch on the bottom surface of the frame section bar; rotating the first locking member 181 to drive the first rotating member 171 to rotate, so that two ends of the first rotating member 171 are abutted to two sides of the mounting notch on the bottom surface of the frame profile; further, the first locking member 181 is a first screw, the first rotating member 171 is a first rotating block, the first rotating block is disposed in the mounting groove of the window frame, the cross section of the first rotating block is fan-shaped, the width of the first rotating block is smaller than the width of the mounting groove inlet on the bottom surface of the door and window frame profile, and the length of the first rotating block is larger than the width of the mounting groove; the head of the first screw is provided with a cross groove, and the first rotating block is in threaded connection with the first screw.

When the installation, first screw and first rotation piece are in interference fit, it drives first rotation piece rotatory together to rotate first screw earlier, first rotation piece is rotatory after targetting in place, thereby it drives first rotation piece upward movement to continue rotatory first screw and presss from both sides tight section bar, it is convenient to install, interference fit through first screw and first rotation piece, can guarantee that first rotation piece moves the best mounted position and guarantee both ends of first rotation piece promptly and the both sides butt of installation notch, avoid traditional clearance fit to lead to first rotation piece not yet rotatory to reach the position and directly upward movement locking, cause fixed insecurity. On the other hand, the frame fixing seat 110 and the frame section bar are tightly clamped together through the first rotating block, so that most of the bearing force of the frame fixing seat 110 is transferred to the first rotating block, the frame fixing seat 110 does not bear the load completely, the bearing capacity of the frame fixing seat 110 is improved, and the installation difficulty is reduced. Furthermore, an elastic part is arranged between the frame fixing seat 110 and the first rotating block, on one hand, a tensioning force can be provided between the frame fixing seat 110 and the first rotating block, and it is ensured that the first locking part 181 is in a tensioning state after passing through the mounting hole of the frame fixing seat 110 and being connected with the first rotating block, so that the direction and position of the first rotating block at the initial installation time can be conveniently adjusted and positioned, and the rapid and convenient installation can be realized. In particular, the elastic member may be an O-ring, and in other embodiments, the elastic member may be a spring or any member that can provide elasticity.

Further, the sliding support 10 further includes a second rotating member 172 and a second locking member 182, the second rotating member 172 is used for installing the first limiting plate 112 in the frame profile, and the second locking member 182 sequentially passes through the first limiting plate 112 and the second rotating member 172 to install the first limiting plate 112 in the notch on the side surface of the frame profile; rotating the second locking member 182 to drive the second rotating member 172 to rotate, so that the two ends of the second rotating member 172 abut against the two sides of the mounting notch on the side surface of the frame profile; specifically, the second locking member 182 is a second screw, the second rotating member 172 is a second rotating block, the second rotating block is arranged in the mounting groove on the side surface of the window frame, the cross section of the second rotating block is fan-shaped, the width of the second rotating block is smaller than the width of the mounting groove on the side surface of the door and window frame profile, and the length of the second rotating block is larger than the width of the mounting groove; the second rotating block is in threaded connection with the second screw. The installation manner is the same as that of the first rotating member 171, and the description thereof is omitted. In order to improve the stability of the connection, the number of the second locker 182 may be provided in plurality.

Preferably, the second limiting plate 122 is installed at the side of the sash section bar notch through the third rotating member 173 and the third locking member 183, and the third locking member 183 passes through the second limiting plate 122 and the third rotating member 173 in sequence to install the second limiting plate 122 in the notch at the side of the sash section bar; rotating the third locking member 183 to drive the third rotating member 173 to rotate, so that both ends of the third rotating member 173 are abutted to both sides of the mounting notch on the side surface of the sash section bar; specifically, the third locking member 183 is a third screw, the third rotating member 173 is a third rotating block, the cross section of the third rotating block is fan-shaped, the width of the third rotating block is smaller than the width of the inlet of the installation groove on the side surface of the fan-shaped section, and the length of the third rotating block is larger than the width of the installation groove; the third rotating block is in threaded connection with the third screw. The installation manner is the same as that of the first rotating member 171, and the description thereof is omitted.

As shown in fig. 1, in an embodiment, the supporting arm 120 is provided with a second sliding groove 121 along a length direction thereof, the second sliding groove 121 is provided with a sliding block 140 slidably connected to the supporting arm 120, and the first connecting rod 220 is connected to the supporting arm 120 through the sliding block 140. The first link 220 is driven to move left and right relative to the bracket arm 120 by moving the slider 140 left and right in the second sliding groove 121, so that the bracket arm 120 can be opened to different angles relative to the frame fixing seat 110. By increasing the contact area between the first link 220 and the support arm 120, the connection stability between the first link 220 and the support arm 120 is improved, the deformation of the second sliding groove 121 is reduced, and the service life of the support arm 120 is prolonged. In other embodiments, the first link 220 and the bracket 120 may also be directly connected by a rivet, and the width of the rivet head is greater than that of the second sliding slot 121, so as to prevent the first link 220 from being separated from the bracket 120.

Further, a first elastic member 160 is connected between the supporting arm 120 and the first link 220, and the first elastic member 160 and the slider 140 are connected through the first adjusting member 150. Specifically, the first elastic member 160 is an elastic washer, the first adjusting member 150 is a screw having an external thread, and a connection portion between the slider 140 and the screw has an internal thread. On one hand, the tightness degree between the first connecting rod 220 and the sliding block 140 can be adjusted by rotating the screw, so that the friction force between the sliding block 140 and the second sliding groove 121 is adjusted, and the opening and closing force of the door and window is adjusted; on the other hand, the abrasion between the bracket arm 120 and the first connecting rod 220 can be reduced by arranging the elastic gasket; meanwhile, the elastic pad can also support the bracket arm 120.

As shown in fig. 3, in one embodiment, the slide support further includes a support rod 240, the support rod is riveted to the bottom of the bracket arm 120, the plug connector is located at the right end of the support rod 240, and by arranging the support rod 240, after the bracket arm 120 is installed on the profile, the support rod 240 is located at the outer side of the notch, so as to play a role in sharing the weight of the window sash. Further, the width of the supporting rod 240 is greater than the width of the supporting arm 120, when the first connecting rod 220 moves to the rightmost end of the second sliding groove 121, that is, the window is opened to the maximum angle, because the width of the supporting rod 240 is greater than the width of the notch of the sash section bar and the supporting rod 240 is located below the sash section bar, the supporting rod 240 can support the window sash, that is, the bearing force part of the supporting arm 120 is transferred to the supporting rod 240, which is not completely supported by the supporting arm 120, the supporting rod 240 plays an auxiliary bearing role, thereby improving the bearing capacity of the sliding support 10 on large and heavy windows, avoiding the deformation of the supporting arm 120 caused by the weight of the sash part, thereby affecting the normal opening and closing of the window, and reducing the service life of the sliding support 10.

In one embodiment, the link assembly further includes a second link 230, one end of the second link 230 is rotatably connected to the bracket 120, a middle end of the second link 230 is rotatably connected to the first link 220, and the other end of the second link 230 is rotatably connected to the frame fixing base 110. When the first connecting rod 220 rotates relative to the supporting arm 120, the second connecting rod 230 plays a role in connecting and supporting in the middle, and the first connecting rod 220, the second connecting rod 230 and the supporting arm 120 form a triangular structure, so that the connecting strength of the connecting rod assembly and the supporting arm 120 is improved, and the use stability and reliability of the sliding support 10 can be improved. Further, a side of the second link 230 near the lock cylinder 130 has a second opening groove 231; when the sliding support 10 is in the locking state, the lock cylinder 130 can be simultaneously clamped in the first opening groove 221 and the second opening groove 231, so that when the window sash is closed, the first connecting rod 220 and the second connecting rod 230 are tightly attached to the window frame, and the sealing performance of the window is improved. In other embodiments, the second link 230 may not be provided with the second opening groove 231, and the second link 230 may be reduced in width to prevent interference with the lock cylinder 130.

As shown in fig. 5, in one embodiment, a side of the supporting rod 240 away from the first inclined surface 241 has a second inclined surface 242, and an inclination of the second inclined surface 242 is adapted to the second connecting rod 230, so that when the sliding support 10 is opened to a maximum angle, that is, the first connecting rod 220 moves to a rightmost end of the second sliding slot 121, the second inclined surface 242 can abut against the second connecting rod 230, so that the second connecting rod 230, the supporting rod 240 and the frame fixing base 110 form a stable triangular structure, and a connection strength between the connecting rod assembly and the frame fixing base 110 is improved.

Further, the link assembly further includes a third link 210, one end of the third link 210 is rotatably connected to the support rod 240 and the bracket arm 120, and the other end of the third link 210 is rotatably connected to the frame fixing base 110. Rotate through the relative frame fixing base 110 of third connecting rod 210, drive the relatively frame fixing base 110 of trailing arm 120 and be close to or keep away from to the adjustment that realizes door and window and open to different angles, and trailing arm 120 can open to ninety degrees relative frame fixing base 110, thereby improves the ventilation effect of window. Further, in order to prevent the supporting rod 240 from wearing the third connecting rod 210 during the rotation process, one end of the third connecting rod 210 is sleeved with the first rod sleeve 211, and the other end of the third connecting rod 210 is sleeved with the second rod sleeve 212, so that the service life of the third connecting rod 210 is prolonged.

The first link 220, the second link 230, and the third link 210 may be in the form of a bar plate, connected between the bracket arm 120 and the frame fixing base 110, or in the form of a bar cylinder or a bar block. The connection between each link and the bracket 120 and the frame fixing base 110 can be realized by rivet connection. The connection position of each connecting rod, the bracket arm 120 and the frame fixing seat 110 is provided with a connecting hole which penetrates through the thickness direction, and the position of the connecting hole corresponds to the position of the hinge point. At each hinge point, a rivet is inserted through the stacked attachment holes to attach together the panel members to be hinged at that hinge point. The inner diameter of the connecting hole and the outer diameter of the rivet are set to be in interference fit, and then the connection of the connecting rod assembly, the supporting arm 120 and the frame fixing seat 110 are rotatably sleeved on the rivet to form hinged connection.

Preferably, each hinge point is provided with a gasket, so as to prevent abrasion to the bracket arm 120 and the link assembly and the frame fixing base 110 at the hinge point, and to prolong the service life of the slide supporter 10. Further, in order to enhance the rotation smoothness, oil storage holes penetrating through the hinged gaskets along the thickness direction are formed in each hinged gasket, and the oil storage holes can be formed in a plurality of positions and are distributed along the circumferential direction of the hinged gaskets. Injecting lubricating oil into the oil storage hole, then covering the second connecting rod 230 or the third connecting rod 210, wherein the lubricating oil can be sealed in the oil storage hole and slowly flows out along with the rotation of the hinge point to lubricate the hinge point. So set up, can strengthen the lubricity of each hinge point department, and can continue the lubrication for a long time, both strengthened pivoted smoothness, can reduce wearing and tearing, increase of service life again.

In the sliding support 10, the frame fixing seat 110 is inserted into the notch at the bottom of the frame profile, and the frame fixing seat 110 is clamped and fixed in the notch at the bottom of the frame profile by the first rotating member 171 and the first locking member 181; the first limiting plate 112 abuts against the notch on the side face of the frame profile, and the first limiting plate 112 is clamped and fixed in the notch on the side face of the frame profile through the second rotating piece 172 and the second locking piece 182; the bracket arm 120 is arranged in a slot at the bottom of the sash profile in a penetrating way, so that the window sash is supported; one end of the bracket arm 120 is bent and extended with a second limiting plate 122, and the second limiting plate 122 is clamped and fixed on the notch on the side surface of the sash section bar through a third rotating piece 173 and a third locking piece 183; the bottom of the bracket arm 120 is fixedly riveted with a support rod 240, so that the auxiliary bearing effect can be achieved; the first link 220 is hinged to the slider 140 slidably connected to the second sliding groove 121; when the first link 220 moves along the length direction of the second sliding groove 121, the other end of the first link 220 moves along the direction close to the eccentric lock cylinder 130, and the support rod 240 connected to the bracket 120 moves along the direction close to the first position-limiting plate 112; the second link 230 and the third link 210 play a role of supporting and connecting the bracket arm 120 and the frame fixing seat 110 in the rotation process; when the sliding block 140 moves to the leftmost end of the second sliding groove 121, the first opening groove 221 and the second opening groove 231 are both clamped with the eccentric locking column 130, and the plug connector of the support rod 240 passes through the first sliding groove 111, and through the cooperation of the first opening groove 221 and the eccentric locking column 130 and the cooperation of the plug connector with the first inclined surface 241 and the first sliding groove 111, when the window sash is closed, the frame of the window sash is tightly attached to the window frame, so that the sealing performance of the window is improved; the friction force between the eccentric lock cylinder 130 and the first opening groove 221 can be adjusted by rotating the eccentric lock cylinder 130, so that the locking tightness can be adjusted according to actual needs; when the slide block 140 moves to the rightmost end of the second sliding groove 121, the second connecting rod 230 abuts against the second inclined surface 242 of the supporting rod 240, so that the connection stability of the connecting rod assembly and the frame fixing seat 110 is improved, the connection strength of the sliding support 10 is improved, the sliding support 10 is prevented from deforming due to overweight of a window sash, the service life of the sliding support 10 is prolonged, and meanwhile, the service stability and reliability of the door and window are improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The sliding support is characterized by comprising a frame fixing seat (110), a first connecting rod (220), a supporting arm (120) and a lock cylinder;

one end of the first connecting rod (220) is movably connected to the supporting arm (120) and can move along the length direction of the supporting arm (120); the other end of the first connecting rod (220) is provided with a first open slot (221); the bracket arm is arranged on the window sash, and the frame fixing seat is arranged on the window frame;

a first limiting plate (112) extends from one end of the frame fixing seat (110), and a first sliding groove (111) is formed in the first limiting plate (112); one end, facing the first limiting plate (112), of the supporting arm (120) is provided with a plug connector; the lock column is arranged on the frame fixing seat;

when the sliding support is in a locking state, the plug connector can be inserted into the first sliding groove (111), and the lock cylinder can be clamped in the first open groove (221).

2. The slide support according to claim 1, wherein the plug connector has a first inclined surface (241), at least one side of the first sliding groove (111) in the width direction of the frame fixing seat (110) is convexly provided with a transition plate (113) which is obliquely arranged, and the transition plate (113) is adapted to the first inclined surface (241) so that the plug connector slides into the first sliding groove (111).

3. The slide support according to claim 1, wherein the locking column adopts an eccentric locking column (130), the eccentric locking column (130) rotates around its axis, and the position of the eccentric locking column (130) relative to the frame fixing seat (110) deviates.

4. A traveller according to claim 3, characterised in that the eccentric lock cylinder (130) comprises a head portion (131) and an eccentric tail portion (132) connected to the other end of the head portion (131); the head part (131) can be clamped in the first opening groove (221) and can rotate around the axial direction of the eccentric tail part (132); the eccentric tail part (132) is mounted on the frame fixing seat (110).

5. The slide support according to claim 1, further comprising a support rod (240), wherein the support rod (240) is connected to an end of the bracket arm (120) close to the first limiting plate (112), and the plug is located at an end of the support rod (240) close to the first limiting plate (112).

6. The slide support according to claim 5, further comprising a second connecting rod (230), wherein one end of the second connecting rod (230) is rotatably connected to the bracket (120), the middle end of the second connecting rod (230) is rotatably connected to the first connecting rod (220), and the other end of the second connecting rod (230) is rotatably connected to the frame fixing seat (110);

and/or the sliding support further comprises a third connecting rod (210), one end of the third connecting rod (210) is rotatably connected to the supporting rod (240), and the other end of the third connecting rod (210) is rotatably connected to the frame fixing seat (110).

7. The slide of claim 6, wherein said second link (230) has a second open slot (231) on a side thereof adjacent said lock cylinder; when the sliding support is in a locking state, the lock cylinder can be clamped in the second opening groove (231).

8. The slide support according to claim 6, wherein the side of the support rod (240) facing away from the plug connector (241) has a second bevel (242); when the sliding support is in the second state, the second inclined surface (242) abuts against the second connecting rod (230).

9. The slide of claim 5, wherein the support bar (240) has a width greater than a width of the bracket arm (120).

10. The slide support according to claim 1, wherein the bracket arm is provided with a second sliding groove (121) along the length direction thereof, a sliding block (140) is arranged in the second sliding groove (121), and the sliding block (140) is connected to the bracket arm (120) in a sliding manner; the first connecting rod (220) is rotatably connected with the sliding block (140).