CN214953282U

CN214953282U - Fixing frame for roller shutter fire resistance test

Info

Publication number: CN214953282U
Application number: CN202120701302.7U
Authority: CN
Inventors: 王亭亭; 王继源; 刘海燕
Original assignee: Shandong Institute for Product Quality Inspection
Current assignee: Shandong Institute for Product Quality Inspection
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-30
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a roll up curtain fixed frame for fire resistance test, including two horizontal framves that are parallel to each other and two vertical framves that are parallel to each other, the outside of horizontal frame and vertical frame all be provided with fire door complex connecting hole, every horizontal frame and every vertical equal sliding connection of frame have the extension bar, horizontal frame, extension bar and vertical frame end to end constitute the appearance of rolling up the curtain, horizontal frame, extension bar and vertical frame are fixed with the periphery of rolling up the curtain. The frame can fix roller shutters with various sizes, and is strong in universality, simple, convenient and practical.

Description

Fixing frame for roller shutter fire resistance test

Technical Field

The utility model relates to a fire control detection area, concretely relates to fixed frame for roller shutter fire resistance test.

Background

As shown in figure 1, the size of a furnace mouth of an existing roller shutter fire resistance test furnace is fixed, foundation piles are respectively arranged at the upper, lower, left and right positions of the furnace mouth, and a frame and the furnace mouth are fixedly installed after a roller shutter is fixed by a fixing frame. Due to the fact that the specifications of the roller shutters in the market are various, frames with various specifications need to be prepared, storage space of a tool library is occupied seriously, time is consumed for selecting the frame specifications before testing, and testing progress is delayed seriously during batch testing.

Disclosure of Invention

In view of the above problem, the utility model discloses a roll up curtain fixed frame for fire resistance test, this frame can realize the roll curtain of the fixed multiple size of a frame, and the commonality is strong, simple and convenient practical.

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

the utility model provides a roll up curtain fixed frame for fire resistance test, includes two horizontal framves that are parallel to each other and two vertical framves that are parallel to each other, the outside of horizontal frame and vertical frame all be provided with fire door complex connecting hole, every horizontal frame and every vertical equal sliding connection of frame have the extension bar, horizontal frame, extension bar and vertical frame end to end constitute the appearance of rolling up the curtain, horizontal frame, extension bar and vertical frame will be rolled up the periphery of curtain and fix.

Preferably, each transverse frame or vertical frame is connected with two extension bars in a sliding mode, and the two extension bars are symmetrically distributed along the central line of the transverse frame or vertical frame.

Preferably, the cross sections of the transverse frame, the vertical frame and the extension bar are all U-shaped structures, and the roller shutter is located in an inner cavity of the U-shaped structure.

Preferably, the transverse frame or the vertical frame is sleeved outside the extension bar.

Preferably, the extension bar is connected with a stud, the transverse frame or the vertical frame is provided with a first long slotted hole, and the stud penetrates through the first long slotted hole and then is fixed in a temporary position by a nut.

Preferably, the stud is rotatably connected with the extension bar, and the axis of the stud rotating around the extension bar is perpendicular to the axis of the stud.

Preferably, the upper surface of the extension bar is provided with a groove for temporarily accommodating the stud.

Preferably, the connecting holes of the transverse frame and the connecting holes of the vertical frame are positioned in the same plane.

Preferably, the connecting hole is a second slotted hole.

The beneficial effects of the utility model

The utility model discloses a slide at the both ends of horizontal frame and vertical frame and set up the extension bar, can realize that one set of fixed frame fixes multiple specification and rolls up the curtain, save test tool's input cost, reduce test tool's specification selection time for experimental process improves test efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a view of a furnace mouth structure in the background art of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a view showing the structure of an extension bar;

FIG. 5 is a view showing the structure of a horizontal frame or a vertical frame;

in the figure, 1, a roller shutter, 2, a vertical extension bar, 3, a stud, 4, a vertical frame, 5, a nut, 6, a transverse extension bar, 7, a transverse frame, 8, a connecting hole, 9 and a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it should be understood that the terms "inside", "outside", "left" and "right" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The utility model discloses a roll up curtain fixed frame for fire resistance test as shown in fig. 2-5, the cross section of horizontal frame 7, vertical frame 4 and extension bar is U type structure, and wherein the tip inboard of the U type structure cavity of horizontal frame 7 and vertical frame 4 all is provided with the fixed part. The two ends of the upper transverse frame and the lower transverse frame are connected with the transverse extension bar 6 in a sliding mode, the upper portion of the U-shaped wing of the transverse frame is provided with a first long slotted hole, the upper portion of the U-shaped wing of the transverse extension bar is provided with a groove, the stud 3 is located in the groove, and the rotating shaft 9 penetrates through the stud 3 and then is connected with the two side walls of the groove in a rotating mode. The upper end of the stud penetrates through the transverse frame through the first long slotted hole and then fixes the transverse frame and the transverse extension bar through the nut 5. The two ends of the left vertical frame 4 and the right vertical frame 4 are connected with the vertical extension bar 2 in a sliding mode, the upper portion of the U-shaped wing of each vertical frame is provided with a first long slotted hole, the upper portion of the U-shaped wing of each vertical extension bar is provided with a groove, the stud 3 is located in the groove, and the rotating shaft 9 penetrates through the stud 3 and then is connected with the two side walls of the groove in a rotating mode. The upper end of the stud penetrates through the vertical frame through the first long slotted hole and then fixes the vertical frame and the vertical extension bar through the nut 5.

The central positions of the outer side surfaces of the transverse frame and the vertical frame are provided with protruding portions, the protruding portions are provided with connecting holes, the four connecting holes are located in the same plane, and the fixed frame is connected with foundation piles of the furnace mouth through the connecting holes.

The outer end of the transverse extension bar 6 is fixedly connected with the outer end of the vertical extension bar 2. The fixing can be realized by screws, and the fixing can also be realized by bonding or welding.

When the device is in use, firstly, the stud 3 is rotated into the groove along the rotating shaft 9, then one end of the extension bar with the stud is inserted into the U-shaped inner cavity of the transverse frame and the U-shaped inner cavity of the vertical frame, then the stud 3 is rotated to the upper end of the stud to protrude out of the transverse frame or the vertical frame along the rotating shaft, the periphery of the roller shutter is respectively inserted into the U-shaped inner cavities of the transverse frame, the vertical frame and the extension bar, the extension bar slides along the transverse frame or the vertical frame until the transverse frame, a frame formed by the extension bar and the vertical frame is matched with the external dimension of the roller shutter, the nut 5 is screwed down along the stud 3, and the external dimension of the fixed frame is determined. And (3) stuffing a fireproof adhesive tape into a gap between the roller shutter and the U-shaped inner cavity, fixing the roller shutter and the fixed frame, and connecting and fixing the connecting hole 8 of the framing frame and the foundation pile, so that the test can be started. Pull down the book curtain after experimental completion, loosen nut 5, rotate double-screw bolt 3 in the recess, can follow horizontal frame and vertical frame pull out extension bar, conveniently accomodate and store, occupation space not.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a roll up curtain fixed frame for fire resistance test, its characterized in that includes two horizontal framves that are parallel to each other and two vertical framves that are parallel to each other, the outside of horizontal frame and vertical frame all be provided with fire door complex connecting hole, every horizontal frame and every vertical equal sliding connection of frame have the extension bar, horizontal frame, extension bar and vertical frame end to end constitute the appearance of rolling up the curtain, horizontal frame, extension bar and vertical frame are fixed with the periphery of rolling up the curtain.

2. The fixing frame for the fire resistance test of the roller shutter as claimed in claim 1, wherein two extension bars are slidably connected to each of the horizontal or vertical frames, and the two extension bars are symmetrically distributed along the central line of the horizontal or vertical frame.

3. The fixing frame for the fire resistance test of the roller shutter as claimed in claim 1, wherein the cross sections of the transverse frame, the vertical frame and the extension bar are all U-shaped structures, and the roller shutter is located in the inner cavity of the U-shaped structures.

4. The fixing frame for the fire resistance test of the roller shutter as claimed in claim 1, wherein the horizontal or vertical frame is fitted over the extension bar.

5. The fixing frame for the fire resistance test of the roller shutter as claimed in claim 1, wherein the extension bar is connected with a stud, the transverse frame or the vertical frame is provided with a first long slot hole, and the stud penetrates through the first long slot hole and then is fixed in a temporary position by a nut.

6. The fixing frame for the fire resistance test of the roller shutter as claimed in claim 5, wherein the stud is rotatably connected to the extension bar, and the axis of the stud rotating around the extension bar is perpendicular to the axis of the stud.

7. The fixing frame for a fire resistance test of a roll screen as claimed in claim 5, wherein the extension bar is provided at an upper surface thereof with a groove for temporarily receiving a stud.

8. The fixing frame for a fire test of a roll screen of claim 1, wherein the coupling holes of the transversal frame and the coupling holes of the vertical frame are located in the same plane.