TWM557771U - Positioning fireproof bolt - Google Patents

Abstract

The present invention relates to a positioning fireproof bolt, which is disposed on a door panel, and the positioning fireproof bolt mainly comprises a bottom plate, a cylinder body, an opening portion, an elastic member, a latch member, a plurality of internal thread portions, and a Fusible lock firmware. During assembly, the elastic member and the latch member are sequentially placed into the cylinder body from one end of the opening portion, and the other end is provided with a fusible fastener so as to be screwed to the internal thread portion. Thereby, when the fusible lock is heated and melted, the locking effect of the latch member is released, and the elastic member pushes up, so that the latch member protrudes from the opening portion of the bottom plate, so as to achieve the purpose of automatically locking the door panel by heat, and By the locking action of the fusible fastener and the latch member, the user can adjust the length of the protruding portion of the latch member during installation to achieve the function of assisting the positioning of the door panel.

Description

Positioning fire hydrant

The utility model provides a positioning fireproof plug, in particular to a positioning fireproof plug which has simple structure and quick response, and has the functions of assisting positioning of the door panel and preventing heat deformation.

Generally speaking, when a fire occurs in an indoor space, if the door body in each compartment is in a closed state, the speed of the fire spread can be effectively reduced and the impact force caused by the explosion caused by the combustion can be effectively blocked, thereby increasing the escape. Time and opportunity, but when the fire occurs, the indoor space is easily heated or expanded by the air, or the explosion caused by the burning of the fire, so that the originally closed door is opened. Generally, if the closed door is locked, It can effectively reduce the chance that the door will be opened due to fire, but people will often be in a hurry when facing a disaster, and forget to lock the door.

To this end, the manufacturer has developed a safety bolt installed inside the door body. The safety bolt is independent of the door lock. Under normal circumstances (when no fire occurs), the safety bolt has no effect, in the event of a fire. After the plug of the plug of the safety plug is prevented from melting, the plug body is biased by the spring to extend out of the safety bolt and engage with the other door body or the door frame, so that the door body is locked by the safety bolt without accident. turn on. However, the plug system of such a safety bolt is contracted by a spring bias or extended to a position where it fits into the door body or the door frame in the event of a fire.

However, when the above safety plug is used, the following problems and defects are still to be improved: First, in order to shrink the plug, a fusible barrier is required in the pop-out direction of the spring, and the structure is relatively complicated; Completely hidden in the door body, the fusible barrier is not easily heated, and the door body may have been deformed before the safety bolt is extended. Third, the safety bolt is designed to prevent the accident, although it is not used to indicate that there is no accident. But it's a pity that you can't provide other extra features.

Therefore, how to solve the above problems and deficiencies in the past, that is, the applicants of the new type and the relevant manufacturers engaged in this industry are eager to study the direction of improvement.

Therefore, in view of the above-mentioned shortcomings, the applicants of this new type have collected relevant information, and through multi-party evaluation and consideration, and through years of experience in the industry, through continuous trial and modification, the design is simple and quick. And a new type of patenter that has both the door panel assisted positioning and the positioning of the fire hydrant to prevent the heat deformation function.

The main purpose of the present invention is to be disposed in the door panel so as to protrude from the latch member to the other door panel or the door frame when the fire is heated, so as to prevent the door panel from being deformed and causing the flame to burst out.

Another main purpose of the present invention is to replace the fusible barrier with a fusible fastener, simplify the overall structural complexity, and provide an adjustment function of the protruding elongation of the latch member, and have the function of assisting the positioning of the door panel in the non-heated state. .

In order to achieve the above object, the present invention is provided on a door panel, and the positioning fireproof bolt comprises: a bottom plate disposed on the door panel, the bottom plate has a cylinder on one side thereof, and a connecting body is formed on the bottom plate An opening portion inside the body, and the barrel body is provided with an elastic member having an end portion that abuts against the inner wall of the barrel body facing away from the opening portion, and a latch member that is in contact with the other end of the elastic member is disposed in the barrel body, and is selectively a plurality of internal threaded portions are formed on the inner wall of the latching member, and a fusible fastener that can be screwed to the female threaded portion is embedded in an end of the tubular body facing away from the opening. Adjusting the protruding elongation of the latch member and releasing the latch member when heated and melted; when the user uses the novel as a safety fireproof plug, the fuse lock and the internal thread portion of the latch member can be utilized The solid depth adjusts the length of the latch member protruding outside the opening portion, and cooperates with the elastic contraction function of the elastic member to give the latch member an auxiliary function for positioning the door panel. And when the heat is heated, the hot air is introduced through the opening portion, so that the locking function of the fusible lock is lost, and the latch member is released, so that the latch member is protruded outward by the pushing of the elastic member, thereby reaching the fixed door panel and preventing The purpose of heat deformation.

With the above technology, it is possible to make breakthroughs in solving problems such as complicated structure, slow reaction speed, and no additional functions other than fire hydrants, so as to achieve practical advancement of the above advantages.

1‧‧‧floor

11‧‧‧Positioning holes

111‧‧‧ Positioning parts

2‧‧‧Cylinder

21‧‧‧ openings

22‧‧‧Locking

23‧‧‧ narrow mouth

3‧‧‧Flexible components

4‧‧‧Latch parts

41‧‧‧Threaded Department

42‧‧‧Heat conduction port

5‧‧‧ Fusible lock firmware

51‧‧‧External thread

52‧‧‧Lock head

6‧‧‧ Positioning Block

61‧‧‧Limited holes

7‧‧‧ Door panel

71‧‧‧door lock

The first figure is a perspective view of a preferred embodiment of the present invention.

The second drawing is an exploded view of the preferred embodiment of the present invention.

The third figure is another angular exploded view of the preferred embodiment of the present invention.

The fourth diagram is a schematic diagram of the action of the preferred embodiment of the present invention.

Figure 5 is a diagram showing the state of use of the preferred embodiment of the present invention.

Figure 6 is a schematic view of the heat conduction of the preferred embodiment of the present invention.

Figure 7 is a schematic view of the implementation of the preferred embodiment of the present invention.

In order to achieve the above objects and effects, the technical means and structure adopted by the present invention are described in detail in the preferred embodiment of the present invention, and the features and functions thereof are as follows.

Please refer to the first, second and third figures, which are perspective perspective views, exploded views and another angular exploded view of the preferred embodiment of the present invention, which can be clearly seen from the drawings. On the door panel, the positioning fireproof plug includes: a bottom plate 1 disposed on the door panel, the bottom plate 1 having at least one positioning hole 11 fixed to the bottom plate 1 by providing a positioning member 111 a door body 2; a cylinder 2 coupled to one side of the bottom plate 1; an opening portion 21 formed on the bottom plate 1 and communicating with the inside of the barrel 2; a lock formed on the end of the barrel 2 facing away from the opening portion 21 The fixing port 22 is provided with the following fusible fastener 5; an elastic member 3 disposed in the cylinder 2, the elastic member 3 having one end against the inner wall of the cylinder 2 facing away from the opening portion 21 At least one narrow mouth portion 23 formed at an end of the tubular body 2 facing away from the opening portion 21 for engaging the elastic member 3; a latch member 4 disposed in the tubular body 2 and contacting the other end of the elastic member 3 Selectively protruding from the opening portion 21; a plurality of internal thread portions 41 formed on the inner wall of the latch member 4; The heat-dissipating port 42 at both ends of the latching member 4 transmits thermal energy to the fusible fastener 5; the inner tubular member 2 is disposed away from one end of the opening portion 21 and is screwed to the female screw portion 41. The fused fastener 5 is configured to adjust the convex elongation of the latch member 4 and release the latch member 4 when heated and melted. The surface of the fusible fastener 5 is formed with a plurality of external thread portions 51 and the internal thread. The portion 41 is correspondingly coupled, and has a lock head 52 at the end of the fusible fastener 5, which is in contact with the barrel 2 to limit the fusible lock 5; The positioning seat 6 is disposed on the side of the opening portion 21 for positioning the latching member 4, and the positioning seat 6 has a limiting hole 61. The inner diameter of the limiting hole 61 is larger than the latching member. 4 outer diameter.

Through the above description, the structure of the present technology can be understood, and according to the corresponding cooperation of the structure, the advantages of simple structure, quick response, and the auxiliary positioning of the door panel and the function of preventing heat deformation can be obtained, and the detailed explanation will be As explained below.

Please refer to the first to seventh figures at the same time, which is a perspective view to the implementation of the preferred embodiment of the present invention. When the above components are assembled, it can be clearly seen from the figure that the structure of the present invention is composed. The utility model comprises a bottom plate 1, a cylinder 2, an elastic member 3, a latch member 4 and a fusible fastener 5, wherein the cylinder 2 can be screwed, welded or integrally formed on the bottom plate 1, and the elastic member is sequentially assembled during assembly. 3. The latch member 4 is inserted into the tubular body 2 from one end of the opening portion 21 of the bottom plate 1, so that the elastic member 3 is in contact with the narrow mouth portion 23 from the inside of the tubular body 2, and then the latch member 4 is lightly pressed to be locked by the locking member. 22, the fusible fastener 5 is disposed on the outer side, and the external thread portion 51 is screwed on the internal thread portion 41 of the latch member 4. At this time, the user can release the latch member 4 to make the fusible fastener 5 The locking head portion 52 abuts against one end of the tubular body 2 to limit the convex elongation of the latch member 4, and the user can adjust the length of the latch member 4 protruding outside the opening portion 21 according to the width of the door slit, and then utilize the positioning member 111 (such as Screw) is inserted into the set hole 11 to fix the bottom plate 1 to the door panel 7, and corresponds to the door frame (or another door panel 7) A positioning seat 6 is disposed at a side of the pin member 4 for correspondingly engaging with the latch member 4 by the limiting hole 61 of the positioning seat 6, and since the rear end of the latch member 4 is coupled to the elastic member 3, only Provides the function of positioning the auxiliary door lock 71.

When the door panel 7 is heated (such as a fire), hot air can flow into the cylinder 2 through the opening portion 21, and since the front and rear ends of the latch member 4 respectively have a heat conducting port 42, the flow of hot air in the cylinder 2 can be promoted. The hot air is directly guided to the fusible fastener 5, and when the fusible fastener 5 is heated, the external thread portion 5 is melted, and the internal thread portion 41 of the latch member 4 is no longer restricted by the external thread portion 5, and the elastic member 3 also uses the narrow mouth portion 23 to release the elastic force to one end of the latch member 4 to achieve the purpose of the fire hydrant, and the heating effect of the fusible lock 5 can be accelerated by the presence of the opening portion 21 and the heat transfer port 42. The time when the fuse lock 5 releases the latch member 4 is to complete the purpose of fireproof positioning in real time. For example, the conventional safety plug is embedded in the door panel 7, and its fusible structure is only subjected to heat conduction by the door panel 7, so it may be necessary to melt the environment when the ambient temperature rises to about 300 degrees. The present invention can quickly guide the entry of hot gas, so that only the ambient temperature of about 120 degrees can cause the meltable fastener 5 to melt, and only the external thread portion 51 on the surface of the fusible fastener 5 needs to be melted. Release the latch 4 to make the safety action more immediate.

However, the above description is only the preferred embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, the simple modification and equivalent structural changes of the present specification and the drawings should be treated similarly. It is included in the scope of this new patent and is given to Chen Ming.

Therefore, please refer to all the drawings, when compared with the conventional technology, the present invention has the following advantages:

1. By simply using the narrow mouth portion 23 (turning machine molding) and the fusible fastener 5, the limit of the latch member 4 can be quickly completed, and the blocking plug member of the special latch member 4 is not required.

2. The plug member 4 of the present invention has the functions of auxiliary positioning of the fire hydrant and the door panel 7 to give a practical door panel 7 positioning function on the basis of the new standby fireproof function.

3. The airflow guiding effect of the opening portion 21 and the heat conducting port 22 is utilized to increase the heat sensitivity of the fusible fastener 5, and the door panel 7 can be more quickly prevented from being thermally deformed.

In summary, the new type of fireproof plug is used to achieve its efficacy and purpose. Therefore, the new type is a new type of practicality, which is in line with the application requirements of the new patent, and is submitted according to law. The trial committee will grant this new type as soon as possible to protect the applicant's hard work. If there is any doubt in the trial committee, please do not hesitate to give instructions. The creator will try his best to cooperate with him.

Claims (9)

A positioning fireproof bolt is disposed on a door panel, and the positioning fireproof bolt comprises: a bottom plate disposed on the door panel; a cylinder body coupled to one side of the bottom plate; a hole formed on the bottom plate and communicating with the tube An opening portion inside the body; an elastic member disposed in the cylinder, the elastic member having one end against the inner wall of the barrel facing away from the opening; and a latch member disposed in the barrel and contacting the other end of the elastic member Selectively protruding from the opening; a plurality of internal threaded portions formed on the inner wall of the latch member; and a fusible portion of the tubular body that is disposed away from the end of the opening and screwed to the internally threaded portion The fastener is for adjusting the protruding elongation of the latch member and releasing the latch member when heated and melted. The positioning fire hydrant of claim 1, wherein each of the two ends of the latch member has a heat conducting port for conducting thermal energy to the fusible fastener. The positioning fire hydrant of claim 1, further comprising a positioning seat disposed on one side of the opening portion for positioning the latch member. The positioning fire hydrant of claim 3, wherein the positioning seat has a limiting hole, and the inner diameter of the limiting hole is larger than the outer diameter of the latching member. The locating fire hydrant of claim 1, wherein the fusible fastener surface is formed with a plurality of externally threaded portions that are correspondingly coupled to the internal threaded portion. The positioning fire hydrant of claim 1, wherein the fusible fastener end has a locking head that is in contact with the cylinder to limit the fusible fastener. The positioning fire hydrant of claim 1, wherein the cylinder body has a locking opening at one end of the opening portion for threading the fusible fastener. The positioning fire hydrant of claim 1, wherein the bottom plate has at least one positioning hole, and the bottom plate is fixed on the door plate by providing a positioning member. The positioning fire hydrant of claim 1, wherein the cylinder body has at least one narrow mouth portion facing away from one end of the opening portion for engaging the elastic member.