CN218581481U - Fireproof rubber strip for door leaf wrapping - Google Patents
Fireproof rubber strip for door leaf wrapping Download PDFInfo
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- CN218581481U CN218581481U CN202221983030.5U CN202221983030U CN218581481U CN 218581481 U CN218581481 U CN 218581481U CN 202221983030 U CN202221983030 U CN 202221983030U CN 218581481 U CN218581481 U CN 218581481U
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- door leaf
- adhesive tape
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- fire prevention
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Abstract
The utility model relates to a prevent fire door field, in particular to door leaf is bordured and is used fire prevention adhesive tape, bordure including the door leaf, still include: fire prevention adhesive tape has fire-retardant inflation core in the fire prevention adhesive tape, and the bellying at fire-retardant inflation core both ends is laminated with the door leaf joint of borduring, and fire prevention adhesive tape opens has a plurality of recess, and fire prevention adhesive tape one side fixed connection is on the door leaf bordure. Compared with the traditional scheme, the problem that the fire prevention adhesive tape is fixed insecure for a long time has been solved to this scheme, laminating through the bellying at fire-retardant inflation core both ends has realized preliminary fixed, has promoted the fixed stability of fire prevention adhesive tape, has promoted the holistic crashproof ability of fire prevention adhesive tape again, when fire prevention adhesive tape adopted the screw connection mode, the screwhead can be avoided effectively in the design of recess, has guaranteed the roughness of adhesive tape installation rear surface to carry out the separation to smog, fire and rainwater etc. better.
Description
Technical Field
The utility model relates to a prevent fire door field, in particular to door leaf is bordured and is used fire prevention adhesive tape.
Background
Along with the development of the door and window sealing industry and the improvement of the life quality requirement, the requirement of people on the sealing performance of the door and the window is higher and higher. The edge cover plays roles of sound insulation, dust prevention, fire prevention, energy conservation and the like in plastic-steel doors and windows, bridge-cut-off aluminum doors and windows and wood doors and windows. The fireproof adhesive tape is mainly used between the door leaf and the door frame, between the door leaf and the door leaf, and automatically expands when a fire disaster occurs, so that a door gap is blocked, air circulation between two spaces inside and outside the door is blocked, the harm of early dense smoke, toxic gas and hot air of the fire disaster to a human body is effectively prevented, and the spread of the fire disaster can be controlled.
The flame-retardant coating is characterized in that the coating is brushed on the surface of the material, so that the fire resistance of the material can be improved, the flame spread and propagation speed can be slowed down, or the combustion can be stopped within a certain time.
For example, the Chinese utility model patent publication (publication No. CN 209212133U) discloses a fireproof window frame and a fireproof sealing rubber strip thereof, which are applied to the field of fireproof windows, solve the technical problems of insufficient strength, easy softening and no good sealing effect on smoke when encountering fire, and have the key points of the technical scheme that the fireproof sealing rubber strip of the fireproof window frame comprises a rubber strip body; the adhesive tape body is provided with a connecting part for connecting with the window frame, and the connecting part is provided with a clamping groove buckled with a connecting sheet on the window frame; the adhesive tape body is also provided with a joint part; the rubber strip comprises a rubber strip body, a connecting part and a reinforcing part, wherein the connecting part is arranged on the rubber strip body, the reinforcing part is arranged between the rubber strip body and the connecting part, the reinforcing part extends from the connecting part to the connecting part, and the rubber strip body, the connecting part and the reinforcing part are all made of fireproof glue.
The existing edge-covering fireproof adhesive tape for the door leaf and the window is simple in structure, poor in flame retardant effect, and insecure in long-term fixation, and has the risk of aging and falling off if being used for a long time. The fireproof adhesive tape for edge covering of the door leaf, which can solve the problem of long-term insecurity in fixation, is needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a door leaf is bordured and is used fire prevention adhesive tape. The purpose is to solve the problem that the fireproof adhesive tape is not firm in long-term fixation.
The principle and the beneficial technical effects of the technical scheme are as follows:
because the two ends of the flame-retardant expansion core of the fireproof adhesive tape are provided with the protrusions, the protrusions are attached to the edge of the door leaf in a clamped mode, the stability of fixing of the fireproof adhesive tape is improved, and the installation surface and the use surface of the fireproof adhesive tape are made.
Because the fire prevention adhesive tape is opened there is a plurality of recess, so when the door leaf runs into external force and violently strikes the door frame, the effect of buffering can be realized to the recess in the fire prevention adhesive tape, promotes the life of fire prevention adhesive tape, when the mode that the fire prevention adhesive tape adopted screw connection is fixed on the door leaf peridium, the screwhead can be avoided effectively in the design of recess, has guaranteed the roughness of adhesive tape installation rear surface to better carry out the separation to smog, fire and rainwater etc..
Compared with the prior art, the long-term insecure problem of this scheme, the laminating through the bellying at fire-retardant inflation core both ends has realized preliminary fixed, has promoted the fixed stability of fire prevention adhesive tape, has promoted the holistic crashproof ability of fire prevention adhesive tape again, and when fire prevention adhesive tape adopted the screw connection mode, the screwhead can be avoided effectively in the design of recess, has guaranteed the roughness of adhesive tape installation rear surface to carry out the separation to smog, fire and rainwater etc. better.
Further, the height of the groove is larger than 1cm.
Has the beneficial effects that: the recess that is higher than 1cm can hold the screw head portion of most commonly used screw to guaranteed the roughness of adhesive tape installation back surface effectively, thereby carried out the separation to smog, fire and rainwater etc. better.
Furthermore, the cross section of a convex part wrapping the edge of the door leaf at two ends of the flame-retardant expansion core is in a hook shape.
Has the advantages that: the bulge with the hook-shaped cross section can realize better attaching effect, and the impact force is relieved when the door leaf is impacted by external force.
Further, the length of the end parts of the convex parts at the two ends of the flame-retardant expansion core is 2-4cm.
Has the beneficial effects that: promote the laminating effect that fire-retardant inflation core bellying and door leaf were bordured.
Further, buffer pads are fixed on the convex parts at the two ends of the flame-retardant expansion core.
Has the advantages that: the impact influence when lightening the door leaf striking promotes the life of fire prevention adhesive tape.
Further, still include the anticollision strip of fixed connection on the door leaf is bordured.
Has the advantages that: the impact influence when lightening the door leaf striking promotes the bound life of fire prevention adhesive tape and door leaf.
Further, the electromagnetic door stopper also comprises an electromagnetic door stopper for sucking the door leaf.
Has the advantages that: the fire-proof door is kept in a normally open state at ordinary times, fire-fighting power supply equipment is not added, the cost is saved, and the smoothness of a fire-fighting channel at ordinary times is ensured.
Furthermore, the door leaf and the door frame are tightly attached to each other by the aid of the elastic piece in the initial state that two ends of the elastic piece are fixed to the door leaf and the wall body respectively.
Has the advantages that: when the electromagnetic door is in power-off state, the automatic door closing is realized, and the good fireproof and smoke-isolating effect is ensured.
Furthermore, the groove part is arranged on the edge of the flame-retardant expansion core at the screw on the door leaf edge and is opened towards one side of the door leaf edge.
Has the advantages that: the design of recess can avoid the screwhead on the door leaf is bordured effectively, has guaranteed the roughness of adhesive tape installation back surface to better to carrying out the separation to smog, fire and rainwater etc..
Further, the other side of the flame-retardant expansion core is coated with a flame-retardant coating.
Has the advantages that: the fireproof effect of the fireproof adhesive tape is effectively improved.
Drawings
Fig. 1 is a partial sectional view of embodiment 1 of the present invention;
fig. 2 is a partial sectional view of embodiment 2 of the present invention;
fig. 3 is a partial sectional view of embodiment 3 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
the reference numbers in the drawings of the specification include: 1. a flame retardant intumescent core; 2. edge covering of the door leaf; 3. a flame retardant coating; 4. an anti-collision strip; 5. a cushion pad.
The embodiment example is shown in figure 1:
the door leaf is bordured and is used fire prevention adhesive tape includes fire- retardant inflation core 1, 1 both ends of fire-retardant inflation core are equipped with the bellying, the bellying is bordured 2 joint laminatings with the door leaf, the recess that has five high 3cm is opened on 1 right side of fire-retardant inflation core, fire prevention adhesive tape right side screw connection is on the door leaf is bordured 2, the screwhead is arranged in the recess, the impact of recess in the fire prevention adhesive tape when having alleviateed the door leaf and bordure 2 switches, can hold the screwhead of various models of common use down, thereby it causes the unevenness on fire prevention adhesive tape surface in the screwhead can not fall into the fire prevention adhesive tape, fire prevention adhesive tape to smog has been promoted, the separation effect of firing and rainwater etc, promote fire prevention adhesive tape's life.
An example is shown in fig. 2:
the difference lies in with embodiment 1, the bellying cross-section at 1 both ends of fire-retardant inflation core is for colluding the form, with the marginal parcel of borduring of door leaf, this makes the bellying can laminate the door leaf well and bordure 2, can both realize good preliminary fixed effect when horizontal and vertical atress, the tip length of the bellying at 1 both ends of fire-retardant inflation core is 2-4cm, the tip of appropriate length can promote the fixed effect of borduring 2 of fire-retardant inflation core 1 and door leaf, it has blotter 5 to bond in the space of bellying, the striking between 2 of borduring of fire prevention adhesive tape and door leaf has been alleviateed, promote fire prevention adhesive tape life.
The staff can detect ambient temperature through the thermometer of fixing on the door leaf, when the temperature appearance is unusual, strengthens patrolling, kills the house hidden danger in the bud stage.
The maintainer should pay attention to the hinge of door leaf and regularly oil lubrication when carrying out periodic maintenance to the door leaf, keeps the lubrication of hinge switch, and when meeting dangerous situation, the door leaf can be closed fast.
When the door leaf is used for a fire fighting channel, the electromagnetic door sucker adopts a strong electromagnet and a magnetic part which is arranged oppositely, the strong electromagnet is arranged on a wall body beside the door leaf, the magnetic part is connected to the door leaf through screws, the strong electromagnet in the electromagnetic door sucker can be magnetized by using commercial power, a normally open fire door is realized, no extra fire fighting power supply equipment is needed, the equipment cost is saved, the smoothness of the fire fighting channel is ensured at ordinary times, once a fire alarm occurs, the strong electromagnet in the electromagnetic door sucker is powered off, the electromagnet is not magnetically connected with the magnetic part, and the door leaf edge 2 can be quickly closed by the elastic rod which is tightly attached to the door leaf edge 2 and the door frame in an initial state that two ends are respectively connected to the door leaf edge 2 and the wall body through screws, so that a good fire prevention and smoke isolation effect is realized;
the elastic part is made of polyurethane rubber, and the polyurethane rubber has excellent wear resistance which is 2-10 times that of natural rubber; the elongation at break is as high as 600-800%, which is 300% higher than that of natural rubber, the impact strength is higher, and the density is 1.14-1.22g/cm 3 The tensile strength is 30-65MPa, the ester TPU is slightly higher than the ether TPU, the thermal property is higher, the long-term use temperature shows good soft elasticity at the temperature of-50-90 ℃, and the use effect is better.
The door leaf edge 2 is internally screwed with an anti-collision strip 4, so that the impact influence is reduced when the door leaf edge 2 is closed quickly, and the service life of the door leaf edge 2 is prolonged.
The other side of the flame-retardant expansion core 1 is coated with the flame-retardant coating 3, so that the fireproof effect of the fireproof adhesive tape is improved again.
Example 3 as shown in figure 3:
compared with the embodiment 1 and the embodiment 2, the difference is that two vacant grooves are arranged on the edge of the flame-retardant expansion core at the screw position on the door leaf edge, the vacant grooves face to one side of the door leaf edge and are used for placing the screw head on the door leaf edge, so that the screw head cannot sink into the fireproof rubber strip to cause unevenness on the surface of the fireproof rubber strip, the blocking effect of the fireproof rubber strip on smoke, fire, rainwater and the like is improved, and the service life of the fireproof rubber strip is prolonged;
be provided with the buffering recess in the middle of two vacancy recesses, the buffering recess does not set up the opening, for inside cavity form, promotes the buffer effect of fire-retardant inflation core 1, provides the support for the vacancy recess of both sides, promotes the stability of vacancy recess.
Compared with the prior art, the long-term insecure problem of fire prevention adhesive tape has been solved to this scheme, laminating through the bellying at 1 both ends of fire-retardant inflation core has realized preliminary fixed, the fixed stability of fire prevention adhesive tape has been promoted, the holistic crashproof ability of fire prevention adhesive tape has been promoted again, when fire prevention adhesive tape adopts the screw connection mode, the screwhead can be avoided effectively in the design of recess, the roughness of adhesive tape installation rear surface has been guaranteed, thereby to smog better, fire and rainwater etc. carry out the separation, fire-retardant inflation core 1 has simple structure simultaneously, the production degree of difficulty is lower, product quality is better, the high technological advantage of production efficiency.
The above are only embodiments of the present invention, and the present invention is not limited to the field related to this embodiment, and the common general knowledge of the known specific structures and characteristics in the scheme is not described too much, and those skilled in the art know the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the scheme, and some typical known structures or known methods should not become the obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The fireproof rubber strip for the edge covering of the door leaf is characterized by comprising a flame-retardant expansion core, wherein two ends of the flame-retardant expansion core are provided with protrusions, and a plurality of grooves are formed in the flame-retardant expansion core.
2. The fire protection tape for door leaf hemming according to claim 1, wherein: the height of the groove is more than 1cm.
3. The fire-proof strip for door leaf hemming according to claim 1, wherein: the cross sections of the convex parts at the two ends of the flame-retardant expansion core are hook-shaped.
4. The fire protection tape for door leaf hemming according to claim 3, wherein: the length of the end parts of the convex parts at the two ends of the flame-retardant expansion core is 2-4cm.
5. The fire protection tape for door leaf hemming according to claim 4, wherein: and buffer pads are fixed on the convex parts at the two ends of the flame-retardant expansion core.
6. The fire protection tape for door leaf hemming according to claim 1, wherein: still include the anticollision strip of fixed connection on the door leaf is bordured.
7. The fire protection tape for door leaf hemming according to claim 1, wherein: the electromagnetic door stopper is fixed on a wall body and used for sucking the door leaf.
8. The fire protection tape for door leaf hemming according to claim 1, wherein: the door leaf is fixed on the door leaf and the wall body through the elastic piece, and the elastic piece is tightly attached to the door leaf and the door frame in an initial state.
9. The fire-proof strip for door leaf hemming according to claim 1, wherein: the groove part is arranged on the edge of the flame-retardant expansion core at the screw position on the door leaf edge, and is opened towards one side of the door leaf edge.
10. The fire protection tape for door leaf hemming according to claim 1, wherein: and the other side of the flame-retardant expansion core is coated with a flame-retardant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221983030.5U CN218581481U (en) | 2022-07-29 | 2022-07-29 | Fireproof rubber strip for door leaf wrapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221983030.5U CN218581481U (en) | 2022-07-29 | 2022-07-29 | Fireproof rubber strip for door leaf wrapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218581481U true CN218581481U (en) | 2023-03-07 |
Family
ID=85360388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221983030.5U Active CN218581481U (en) | 2022-07-29 | 2022-07-29 | Fireproof rubber strip for door leaf wrapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218581481U (en) |
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2022
- 2022-07-29 CN CN202221983030.5U patent/CN218581481U/en active Active
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