CN213477979U

CN213477979U - NH 89-26 temperature sensing window closer

Info

Publication number: CN213477979U
Application number: CN202022009268.5U
Authority: CN
Inventors: 詹立旺
Original assignee: Shenzhen Tianmao Industry Co ltd
Current assignee: Shenzhen Jianwei Technology Industry Co.,Ltd.
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-18
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a NH 89-26 temperature sensing window closer, including the A box, the inner of A box is provided with the rack, the right-hand member of rack is provided with the elastic rod nut, the right-hand member of elastic rod nut is provided with mechanical spring, mechanical spring's the inner is provided with the balanced pressure formula elastic rod, the rear end of rack is provided with the gear, the inner of gear is provided with the hexagonal axle, the inner surface that corresponds the A box of hexagonal axle is provided with the crew cut screw, the rear end of gear is provided with temperature sensing glass, temperature sensing glass's right-hand member is provided with the lock position piece, the lower extreme of A box is provided with the B box, the surface of B box is provided with the rest bar, the right-hand member of rest bar corresponds the surface of B box and is provided with the safety screw. NH 89-26 temperature sensing closes window ware, set up the convenience and control opening and close of window when the conflagration takes place, for bringing the convenience during the use, set up the convenience and improve to opening a life and take resistance opening angle location failure.

Description

NH 89-26 temperature sensing window closer

Technical Field

The utility model relates to a fire prevention door and window structure hardware fitting technical field, in particular to NH 89-26 temperature sensing closes window ware.

Background

The NH 89-26 temperature-sensing window closer is a temperature-sensing window closer for a fireproof door and window structure hardware fitting used for closing a window with a window frame and a window sash matched, firstly, a traditional window closer adopts a single mechanical spring as a power source, the closing force of the window sash is overlarge when the window sash is opened at a maximum angle due to the overlarge difference between the minimum acting force and the maximum acting force, the closing speed of the window sash is overhigh, potential safety hazards of hurting people occur, meanwhile, when the window sash is opened at a small angle of 10-30 degrees, the closing force of the window sash is insufficient, the window closing fails, secondly, an opening sash of the traditional temperature-sensing window closer drives resistance to open and close the window sash, the service life is influenced, and therefore, the NH 89-26 temperature-sensing window closer is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a NH 89-26 temperature sensing window closer, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the NH 89-26 temperature sensing window closer comprises an A box, wherein a rack is arranged at the inner end of the A box, an elastic rod nut is arranged at the right end of the rack, a mechanical spring is arranged at the right end of the elastic rod nut, a constant-pressure elastic rod is arranged at the inner end of the mechanical spring, a gear is arranged at the rear end of the rack, a hexagonal shaft is arranged at the inner end of the gear, a flat-head screw is arranged at the inner end of the hexagonal shaft, which corresponds to the outer surface of the A box, a temperature sensing glass is arranged at the rear end of the gear, a locking block is arranged at the right end of the temperature sensing glass, a B box is arranged at the lower end of the A box, a support rod is arranged at the outer surface of the B box, a safety screw is arranged at the right end of the support rod, which corresponds to the.

Preferably, box A and box B are through countersunk head screw swing joint between, and the projection shape size of box A in the horizontal plane is unanimous with the projection shape size of box B in the horizontal plane, the material of box A and box B all adopts ADC12, countersunk head screw's specification is M3 6, and its material adopts SUS304, countersunk head screw's quantity is six groups.

By adopting the technical scheme, the following technical effects can be achieved: the box A and the box B are arranged, so that the whole interior of the device is kept closed.

Preferably, the inner end of the rack is in a sawtooth shape, the rack is meshed with the gear, the rack is made of SUS201, the gear is made of O205, the inner end of the gear is movably connected with the hexagonal shaft, the hexagonal shaft is made of Q235, the inner end of the hexagonal shaft is movably connected with the flat head screw, and the flat head screw is made of SUS 304.

By adopting the technical scheme, the following technical effects can be achieved: through being provided with the gear, conveniently do the motion to the rack.

Preferably, swing joint between the right-hand member of elastic rod nut and the mechanical spring, and the left end of balanced pressure formula elastic rod runs through mechanical spring and elastic rod nut swing joint, the material of mechanical spring is 65Mn, and the material of balanced pressure formula elastic rod adopts Q235.

By adopting the technical scheme, the following technical effects can be achieved: the mechanical spring is arranged, so that the motion support of the constant pressure type elastic rod is facilitated.

Preferably, the temperature sensing glass is embedded in the inner ends of the box A and the box B, the right end of the temperature sensing glass is in induction connection with the locking block, the outer surface of the box B is movably connected with the support rod through a hexagonal shaft and a flat head screw, and the outer surface of the box B is movably connected with the safety screw.

By adopting the technical scheme, the following technical effects can be achieved: the temperature sensing glass is arranged, the inner liquid expands to crack the temperature sensing glass in a high-temperature state, the locking block is immediately opened to apply work and release power, the opened window sash is automatically closed in time, and smoke and fire are isolated from spreading.

Compared with the prior art, the utility model discloses following beneficial effect has: the NH 89-26 temperature sensing window closer is provided with temperature sensing glass, a locking block, a constant pressure type elastic rod and a rack, wherein the temperature sensing glass controls the locking block, the constant pressure type elastic rod is clamped, power is ready to be released to do work, the temperature sensing window closer is in butt joint with the rack in a segmented mode, so that a resistance-free window sash of an opening sash is realized, compared with the window sash of a traditional temperature sensing window closer, the service life of the opening sash is influenced, the opening sash is not smooth, the positioning failure of a resistance opening angle is avoided, by the arrangement of the rack, a supporting rod, a gear, the locking block and the temperature sensing glass, when the gear is pushed according to a rack torque working lever principle, the supporting rod is rotated to close the window sash, internal liquid expands to break heat sensing glass beads, the locking block is opened immediately to do work and release, the opened window sash is automatically closed in time, smoke and fire are isolated, and fire hazard is avoided, the window closing function of the window sash opening and closing, the whole NH 89-26 temperature sensing window closer has simple structure, convenient operation and better use effect compared with the traditional mode.

Drawings

Fig. 1 is a schematic view of the overall explosion structure of the NH 89-26 temperature-sensing window closer of the present invention;

FIG. 2 is a partial front view of the NH 89-26 temperature sensitive window closer of the present invention;

FIG. 3 is a partial bottom view of the NH 89-26 temperature sensitive window closer of the present invention;

fig. 4 is a partial top view of the pressure-balanced type elastic rod of the NH 89-26 temperature-sensitive window closer of the present invention;

fig. 5 is a partial top view of the box B of the NH 89-26 temperature-sensitive window closer of the present invention.

In the figure: 1. a, box A; 2. a rack; 3. a flat head screw; 4. a gear; 5. a hexagonal shaft; 6. an elastic rod nut; 7. a constant-pressure type elastic rod; 8. a mechanical spring; 9. a position locking block; 10. b, box B; 11. a support lever; 12. temperature sensing glass; 13. a safety screw; 14. countersunk head screw.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 5, the NH 89-26 temperature-sensing window closer comprises an a box 1, a rack 2 is disposed at the inner end of the a box 1, an elastic rod nut 6 is disposed at the right end of the rack 2, a mechanical spring 8 is disposed at the right end of the elastic rod nut 6, a constant pressure type elastic rod 7 is disposed at the inner end of the mechanical spring 8, a gear 4 is disposed at the rear end of the rack 2, a hexagonal shaft 5 is disposed at the inner end of the gear 4, a flat-head screw 3 is disposed at the inner end of the hexagonal shaft 5 corresponding to the outer surface of the a box 1, a temperature-sensing glass 12 is disposed at the rear end of the gear 4, a locking block 9 is disposed at the right end of the temperature-sensing glass 12, a B box 10 is disposed at the lower end of the a box 1, a support rod 11 is disposed at the outer surface of the B box 10, a safety screw 13 is disposed.

The box A1 and the box B10 are movably connected through the countersunk head screws 14, the projection shape and size of the box A1 on the horizontal plane are consistent with the projection shape and size of the box B10 on the horizontal plane, the material of the box A1 and the material of the box B10 are ADC12, the specification of the countersunk head screws 14 is M3 x 6, the material of the countersunk head screws is SUS304, the number of the countersunk head screws 14 is six, and the whole interior of the device is kept closed through the arrangement of the box A1 and the box B10.

The inner of rack 2 adopts the zigzag, and the meshing is connected between rack 2 and the gear 4, and the material that rack 2 used is SUS201, and the material that gear 4 used is O205, swing joint between the inner of gear 4 and the hexagonal axle 5, and the material of hexagonal axle 5 adopts Q235, swing joint between the inner of hexagonal axle 5 and flat head screw 3, and the material of flat head screw 3 adopts SUS304, through being provided with gear 4, the convenience is to the motion of rack 2.

Swing joint between the right-hand member of elastic rod nut 6 and mechanical spring 8, and mechanical spring 8 and elastic rod nut 6 swing joint are run through to the left end of balanced pressure formula elastic rod 7, and the material of mechanical spring 8 is 65Mn, and the material of balanced pressure formula elastic rod 7 adopts Q235, is provided with mechanical spring 8, and the convenience is moved the support to balanced pressure formula elastic rod 7.

Temperature sensing glass 12 is embedded in the inner of A box 1 and B box 10, the right-hand member of temperature sensing glass 12 and lock position piece 9 between the response are connected, pass through hexagon shaft 5 and plain head screw 3 swing joint between the surface of B box 10 and the support holder 11, swing joint between the surface of B box 10 and the insurance screw 13 is provided with temperature sensing glass 12, under high temperature state, the inner liquid is bloated and is expanded and make temperature sensing glass break, it releases to open the power work of lock position piece 9 immediately, the messenger has opened the casement and in time self-closing, keep apart fireworks and spread.

It should be noted that, the utility model relates to a NH 89-26 temperature sensing window closer, when using, the user temperature sensing glass controls the locking block 9, the pressure-balance type elastic rod 7 is clamped, when waiting for releasing power to do work, the rack 2 is butted with the subsection, the open fan realizes the non-resistance open-close window sash, compared with the open fan of the traditional temperature sensing window closer, the life span and the open of the open fan are affected, and the positioning failure of the resistance open angle is avoided, the user pushes the rack 2 torque acting lever principle, the rotating gear 4 makes the support rod 11 close the window sash, the inner liquid expands to break the heat-sensitive temperature sensing glass bead, the power acting release of the locking block 9 can be opened immediately, the opened window sash is closed automatically in time, the smoke and fire are isolated, when the fire is not met, the window closing function of the window sash opening and closing control device is in the non-activated state, the open and close the window sash has no resistance, when the fire is not, the window closing function of the window sash opening and closing control device is in an inactivated state, and the opening and closing of the window sash are free of any resistance and convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

NH 89-26 temperature sensing window closer, including A box (1), its characterized in that: the inner end of the A box (1) is provided with a rack (2), the right end of the rack (2) is provided with an elastic rod nut (6), the right end of the elastic rod nut (6) is provided with a mechanical spring (8), the inner end of the mechanical spring (8) is provided with a constant-pressure type elastic rod (7), the rear end of the rack (2) is provided with a gear (4), the inner end of the gear (4) is provided with a hexagonal shaft (5), the inner end of the hexagonal shaft (5) is provided with a flat head screw (3) corresponding to the outer surface of the A box (1), the rear end of the gear (4) is provided with temperature sensing glass (12), the right end of the temperature sensing glass (12) is provided with a locking block (9), the lower end of the A box (1) is provided with a B box (10), the outer surface of the B box (10) is provided with a support rod (11), the right end of the support rod (11) is provided with a safety screw, countersunk screws (14) are arranged on the outer surfaces of the box A (1) and the box B (10).
2. The NH 89-26 temperature-sensitive window closer of claim 1, wherein: through countersunk head screw (14) swing joint between A box (1) and B box (10), and A box (1) is unanimous at the projection shape size of horizontal plane and B box (10) in the projection shape size of horizontal plane, the material of A box (1) and B box (10) all adopts ADC12, the specification of countersunk head screw (14) is M3 6, and its material adopts SUS304, the quantity of countersunk head screw (14) is six groups.
3. The NH 89-26 temperature-sensitive window closer of claim 1, wherein: the inner end of the rack (2) is in a sawtooth shape, the rack (2) is meshed with the gear (4) and is connected with the gear (4), the rack (2) is made of SUS201, the gear (4) is made of O205, the inner end of the gear (4) is movably connected with the hexagonal shaft (5), the hexagonal shaft (5) is made of Q235, the inner end of the hexagonal shaft (5) is movably connected with the flat head screw, and the flat head screw is made of SUS 304.
4. The NH 89-26 temperature-sensitive window closer of claim 1, wherein: swing joint between the right-hand member of elastic rod nut (6) and mechanical spring (8), and mechanical spring (8) and elastic rod nut swing joint are run through to the left end of balanced pressure formula elastic rod (7), the material of mechanical spring (8) is 65Mn, and the material of balanced pressure formula elastic rod (7) adopts Q235.
5. The NH 89-26 temperature-sensitive window closer of claim 1, wherein: the temperature sensing glass (12) is embedded in the inner ends of the box A (1) and the box B (10), the right end of the temperature sensing glass (12) is in induction connection with the locking block (9), the outer surface of the box B (10) is movably connected with the support rod (11) through the hexagonal shaft (5) and the flat head screw (3), and the outer surface of the box B (10) is movably connected with the safety screw (13).