CN214996939U

CN214996939U - Force adjustable non-digging window closer

Info

Publication number: CN214996939U
Application number: CN202120634487.4U
Authority: CN
Inventors: 赵锦攀
Original assignee: Zhaoqing Yuxing Gated Co ltd
Current assignee: Zhaoqing Yuxing Gated Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-03
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a formula of digging-free window closer can exert oneself, including base, support arm, connecting plate, ejector pin device, spring and accent power device, on ejector pin device and spring all located the base, the one end of spring was located to the accent power device, the other end looks butt of ejector pin device and spring, the one end and the ejector pin device of connecting plate were connected, and the one end of support arm is connected with the other end of connecting plate, and the one end and the base of support arm are connected. The force adjusting device is arranged, so that the compression degree of the spring can be adjusted, the adjustment of opening and closing force of different window sashes is met, and the overall applicability is improved; meanwhile, the ejector rod device and the spring are arranged on the base, and when the base is installed, the base is fixed on the window frame, so that the integral installation can be realized, and the installation is convenient; when the window sash is opened, the external force acts on the support arm, and the support arm drives the ejector rod device to move, so that the compression degree of the spring is changed; when the window sash is closed, the spring rebounds; the whole structure is simple, and the assembly is convenient.

Description

Force adjustable non-digging window closer

Technical Field

The utility model belongs to a window closer especially relates to a formula of digging is exempted from to adjustable power and window closer.

Background

When the existing window closer is installed, a groove is formed in a window sash and a window frame, a position is reserved for installing the window closer, the existing window closer is complex in structure and inconvenient to install, and the production cost and the material cost are improved. Meanwhile, when the conventional common window closer is used, the force required for opening and closing the window sashes is fixed, so that different window closers need to be replaced for the window sashes with different opening and closing forces, and the applicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can solve the adjustable power of at least one in the above-mentioned problem and exempt from to dig formula window closer.

According to the utility model discloses an aspect provides an adjustable power exempts from to dig formula window closer, including base, support arm, connecting plate, ejector pin device, spring and accent power device, on ejector pin device and spring all located the base, the one end of spring was located to the accent power device, ejector pin device and the other end looks butt of spring, and the one end and the ejector pin device of connecting plate are connected, and the one end and the other end of connecting plate of support arm are connected, and the one end and the base of support arm are connected.

The utility model has the advantages that: the force adjusting device is arranged, so that the compression degree of the spring can be adjusted, the adjustment of opening and closing force of different window sashes is met, and the overall applicability is improved; meanwhile, the ejector rod device and the spring are arranged on the base, and when the base is installed, the base is fixed on the window frame, so that the integral installation can be realized, and the installation is convenient; when the window sash is opened, the external force acts on the support arm, and the support arm drives the ejector rod device to move, so that the compression degree of the spring is changed; when the window sash is closed, the spring rebounds; the whole structure is simple, and the assembly is convenient.

In some embodiments, the ejector rod device comprises an ejector rod, a connector and a guide post, two ends of the ejector rod are respectively sleeved on the connector and the guide post, the ejector rod is abutted to the spring after penetrating through the guide post, the connector is provided with a mounting table and a boss, one end of the connecting plate is connected with the mounting table of the connector, the upper end face of the boss is higher than the upper end face of the mounting table, the boss is located on one side of the mounting table, and the boss corresponds to the connecting plate. Therefore, when the window sash is opened, the support arm drives the connecting plate to rotate, the connecting plate pushes the connecting head to move, and the connecting head pushes the ejector rod to move, so that the spring is compressed; when the window sash is closed, the ejector rod is driven to move reversely through the rebound force of the spring, so that the support arm rotates reversely, and the window sash is closed.

In some embodiments, the force adjusting device includes an adjusting screw and a rear cover, the rear cover is disposed on the base, and the adjusting screw penetrates through the rear cover and abuts against the spring. From this, through being equipped with adjusting screw, can twist adjusting screw through twisting, realize the regulation to spring compression degree to the closing dynamics of casement has been adjusted.

In some embodiments, the force-adjustable excavation-free window closer further comprises a first force-adjusting plate and a second force-adjusting plate, the first force-adjusting plate and the second force-adjusting plate are respectively arranged at two ends of the spring, the ejector rod is abutted to the spring through the first force-adjusting plate, and the adjusting screw is abutted to the spring through the second force-adjusting plate. Therefore, the first force adjusting plate is arranged, so that the ejector rod can conveniently act on the spring; the second force adjusting plate is arranged, so that the adjusting screw can conveniently act on the spring when being adjusted.

In some embodiments, one end of the arm is provided with a first connection hole and a second connection hole, the arm is connected to the connection plate by a rivet passing through the first connection hole, the arm is connected to the base by a rivet passing through the second connection hole, and the second connection hole is located between the first connection hole and the other end of the arm. Therefore, the first connecting hole and the second connecting hole are arranged, the support arm is conveniently connected with the connecting plate and the base, and the support arm is conveniently rotated.

In some embodiments, the base comprises a square pipe and a supporting plate, the supporting plate is arranged on one side of the square pipe, the ejector rod device, the spring and the force adjusting device are arranged in the square pipe, openings are formed in two sides of the square pipe, one end of the connecting plate penetrates through the openings and then is connected with the ejector rod device, and one end of the supporting arm is connected with the supporting plate. Therefore, the square tubes are arranged, so that the installation of each structure on the base can be facilitated, and the protection and dust prevention effects on each structure on the base are achieved.

In some embodiments, the square tube and the support plate are of an integrally formed structure. Therefore, the base can be conveniently machined and formed, and the base is convenient to install.

In some embodiments, the force-adjustable excavation-free window closer further comprises two limiting jackscrews, the outer diameter of each ejector rod is smaller than the inner height of the square pipe, the two limiting jackscrews are respectively fixed on the upper side and the lower side of the square pipe and are respectively located on the two sides of each ejector rod, and one side of a boss of the connector corresponds to the limiting jackscrew. From this, through being equipped with spacing jackscrew, can play limiting displacement to the mobile position of connector to the realization is injectd the biggest angle of support arm pivoted, satisfies different operation requirements.

Drawings

FIG. 1 is a schematic view of an explosive structure of the force adjustable non-excavation window closer of the present invention;

FIG. 2 is a schematic structural view of the force-adjustable non-digging window closer of the present invention in one of the operating states;

FIG. 3 is a schematic structural view of the force-adjustable non-digging window closer of the present invention in another use state;

fig. 4 is a schematic structural view of the other parts of the force-adjustable non-digging window closer of the present invention except the base.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Refer to fig. 1 to 4. But power regulation exempts from to dig formula window closer, including base 1, support arm 2, connecting plate 3, ejector pin device 4, spring 5 and accent power device 6, ejector pin device 4 and spring 5 all locate on base 1, and accent power device 6 locates the one end of spring 5, ejector pin device 4 and spring 5's other end looks butt, and the one end and the ejector pin device 4 of connecting plate 3 are connected, and the one end of support arm 2 is connected with the other end of connecting plate 3, and the one end and the base 1 of support arm 2 are connected. The other end of the support arm 2 is connected with the window sash, and the support arm 2 can be driven to rotate through rotation of the window sash. The connecting plate 3 is an arc-shaped plate, namely, two opposite sides of the connecting plate 3 are arc-shaped edges, and the arc-shaped edges on the two sides are in smooth transition through arcs; when the window sash is opened, the connecting plate 3 can rotate along with the support arm 2 and push the ejector rod device 4 to move, so that the compression of the spring 5 is realized.

When the force-adjustable digging-free window closer is installed, a mounting hole can be formed in the base 1, and a screw penetrates through the mounting hole and then is installed on a window frame, so that the whole body and the window frame are fixed.

Ejector pin device 4 includes ejector pin 41, connector 42 and guide post 43, the both ends of ejector pin 41 are established respectively on connector 42 and guide post 43, the ejector pin runs through behind the guide post 43 and is connected with spring 5 looks butt, connector 42 is equipped with mount table 421 and boss 422, the one end of connecting plate 3 is connected with the mount table 421 of connector 42, the up end of boss 422 is higher than the up end of mount table 421, boss 422 is located one side of mount table, boss 422 is corresponding with connecting plate 3, connecting plate 3 is when rotating, contact with the side of boss 422, promote boss 422 and whole connector 42 and remove. Through being equipped with guide post 43, can play the guide effect to the removal of ejector pin 41, guarantee the steady movement of ejector pin 41 to and make things convenient for the steady transmission of effort.

One end of the connecting plate 3 is rotatably connected to the upper end surface of the mounting table 421 by a rivet. When the window sash is opened, external force acts on the window sash, the window sash drives the support arm to rotate, and when the support arm 2 drives the connecting plate 3 to rotate, the side wall of the connecting plate 3 acts on one side of the boss 422, so that the connecting plate 3 pushes the connecting head 42 to move; further, the connection head 42 pushes the jack 41 to move, and the jack 41 pushes the spring 5, so that the spring 5 is compressed. On the contrary, under the action of the rebound force of the spring 5, the rebound force pushes the ejector rod 41 to move reversely, the ejector rod 41 pushes the connector 42 to move reversely, and when the connector 42 moves, the boss 422 acts on the connecting plate 3 to drive the connecting plate 3 to rotate reversely, so as to drive the support arm 2 to rotate reversely, thereby closing the window sash.

The force adjusting device 6 comprises an adjusting screw 61 and a rear cover 62, the rear cover 62 is arranged on the base 1, and the adjusting screw 61 penetrates through the rear cover 62 and abuts against the spring 5. Wherein, the rear cover 62 is fixed at the end of the base 1 by screws, the rear cover 62 is provided with an internal thread hole, and the adjusting screw 61 is in threaded fit with the internal thread hole of the rear cover 62. Thereby, the adjusting screw 61 is screwed so that the adjusting screw 61 moves forward or backward with respect to the rear cover 62, and thereby, the degree of compression of the spring 5 by the adjusting screw 61 can be controlled.

The utility model discloses a formula of digging is exempted from to adjustable power closes window ware is being connected the use with corresponding casement, can twist according to the dead weight of casement or the service environment requirement of casement etc. and move adjusting screw 61 for the degree of compression of spring 5 satisfies opening and closing the dynamics requirement of casement.

The utility model discloses a formula of digging is exempted from to adjustable power closes window ware still includes first accent power board 7 and second accent power board 8, and spring 5's both ends are located respectively to first accent power board 7 and second accent power board 8, and ejector pin 41 is through first accent power board 7 and spring 5 butt, and adjusting screw 61 is through second accent power board 8 and spring 5 butt. Wherein, the outer diameters of the first force adjusting plate 7 and the second force adjusting plate 8 are larger than and equal to the outer diameter of the spring 5. Through the first force adjusting plate 7, the ejector rod 41 can push the first force adjusting plate 7 to move when moving, so that the spring 5 is stably compressed. When the spring 5 rebounds, the rebounding force of the spring 5 pushes the first adjusting plate 7 to move, and the mandril 41 can be pushed to move smoothly through the first adjusting plate 7. A second force adjusting plate 8 is arranged, so that one end of the adjusting screw 61 is tightly pressed on the second force adjusting plate 8; such as: when the compression degree of the spring 5 needs to be increased, the adjusting screw 61 is screwed, and the adjusting screw 61 pushes the second force adjusting plate 8 to move towards the spring 5 side, so that the spring 5 is compressed.

In the actual use process, when the closing force of the window sash needs to be increased, the compression degree of the spring 5 is increased, namely the adjusting screw 61 is screwed to move towards one side of the spring 5; conversely, when the closing force of the window sash needs to be reduced, the adjusting screw 61 moves to the side away from the spring 5.

One end of the support arm 2 is provided with a first connecting hole 21 and a second connecting hole 22, the support arm 2 is connected with the connecting plate 3 through a rivet penetrating through the first connecting hole 21, the support arm 2 is connected with the base 1 through a rivet penetrating through the second connecting hole 22, and the second connecting hole 22 is located between the other ends of the first connecting hole 21 and the support arm 2.

Base 1 includes square pipe 11 and backup pad 12, and one side of square pipe 11 is located to backup pad 12, and ejector pin device 4, spring 5 and accent power device 6 are all located square pipe 11 in, and opening 13 has been seted up to square pipe 11's both sides, and the one end of connecting plate 3 is passed and is connected with ejector pin device 4 behind opening 13, and the one end and the backup pad 12 of support arm 2 are connected. The square tube 11 and the support plate 12 are of an integrally formed structure, that is, the base 1 is of an integrally formed structure, so that the assembly of the base 1 is facilitated; meanwhile, the square tube 11 is arranged, so that the protection of each structure in the square tube 11 can be realized, the dustproof effect is achieved, and the whole service life is favorably prolonged.

The adjustable force non-digging window closer also comprises two limiting jackscrews 9, the outer diameter of the ejector rod 41 is smaller than the inner height of the square pipe 11, the two limiting jackscrews 9 are respectively fixed on the upper side and the lower side of the square pipe 11, the two limiting jackscrews 9 are respectively positioned on the two sides of the ejector rod 41, and one side of the boss 422 of the connector 42 corresponds to the limiting jackscrews 9. Wherein, the size of boss 422 is unanimous with square pipe 11's inside size, and spacing jackscrew 9 stretches into square pipe 11. Specifically, when the window sash is opened to the maximum angle, one side of the boss 422 moves to the position of the limit jackscrew 9, and the limit jackscrew 9 contacts with the boss 422, so that the boss 422 can be prevented from further moving, and the limiting effect on the connector 42 is achieved. When the connector 42 stops moving, the other side of the boss 422 acts as a stop against the connecting plate 3, preventing further rotation of the connecting plate 3 and thus limiting further rotation of the arm and sash. From this, through being equipped with spacing jackscrew 9, can prescribe a limit to the biggest angle that the window fan opened, satisfy different operation requirements.

In order to facilitate the installation of the limiting jackscrew 9, threaded holes are formed in the upper side and the lower side of the square pipe 11, and the limiting jackscrew 9 is in threaded fit with the square pipe 11.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. Adjustable power exempts from to dig formula window closer, its characterized in that, including base (1), support arm (2), connecting plate (3), ejector pin device (4), spring (5) and accent power device (6), ejector pin device (4) and spring (5) are all located on base (1), the one end of spring (5) is located in accent power device (6), ejector pin device (4) and the other end looks butt of spring (5), the one end and the ejector pin device (4) of connecting plate (3) are connected, the one end and the other end of connecting plate (3) of support arm (2) are connected, the one end and the base (1) of support arm (2) are connected.

2. The power-adjustable non-excavation window closer according to claim 1, wherein the ejector rod device (4) comprises an ejector rod (41), a connector (42) and a guide post (43), two ends of the ejector rod (41) are respectively sleeved on the connector (42) and the guide post (43), the ejector rod (41) penetrates through the guide post (43) and then abuts against a spring (5), the connector (42) is provided with a mounting table (421) and a boss (422), one end of the connecting plate (3) is connected with the mounting table (421) of the connector (42), the upper end face of the boss (422) is higher than the upper end face of the mounting table (421), the boss (422) is located on one side of the mounting table, and the boss (422) corresponds to the connecting plate (3).

3. The non-excavation window closer with adjustable force according to claim 2, wherein the force adjusting device (6) comprises an adjusting screw (61) and a rear cover (62), the rear cover (62) is arranged on the base (1), and the adjusting screw (61) penetrates through the rear cover (62) and abuts against the spring (5).

4. The excavation-free window closer with adjustable force according to claim 3, further comprising a first force adjusting plate (7) and a second force adjusting plate (8), wherein the first force adjusting plate (7) and the second force adjusting plate (8) are respectively arranged at two ends of the spring (5), the ejector rod (41) is abutted to the spring (5) through the first force adjusting plate (7), and the adjusting screw (61) is abutted to the spring (5) through the second force adjusting plate (8).

5. A force-adjustable non-digging window closer according to any one of claims 1-4, wherein one end of the supporting arm (2) is provided with a first connecting hole (21) and a second connecting hole (22), the supporting arm (2) is connected with the connecting plate (3) through a rivet penetrating through the first connecting hole (21), the supporting arm (2) is connected with the base (1) through a rivet penetrating through the second connecting hole (22), and the second connecting hole (22) is located between the first connecting hole (21) and the other end of the supporting arm (2).

6. The force-adjustable excavation-free window closer according to any one of claims 2 to 4, wherein the base (1) comprises a square pipe (11) and a support plate (12), the support plate (12) is arranged on one side of the square pipe (11), the ejector rod device (4), the spring (5) and the force-adjusting device (6) are arranged in the square pipe (11), openings (13) are formed in two sides of the square pipe (11), one end of the connecting plate (3) penetrates through the openings (13) and then is connected with the ejector rod device (4), and one end of the support arm (2) is connected with the support plate (12).

7. The force-adjustable non-excavation window closer of claim 6, wherein the square tube (11) and the support plate (12) are of an integrally formed structure.

8. The force-adjustable non-excavation window closer according to claim 6, further comprising two limiting jackscrews (9), wherein the outer diameter of the ejector rod (41) is smaller than the inner height of the square tube (11), the two limiting jackscrews (9) are respectively fixed on the upper side and the lower side of the square tube (11), the two limiting jackscrews (9) are respectively located on the two sides of the ejector rod (41), and one side of the boss (422) of the connector (42) corresponds to the limiting jackscrew (9).