CN110593698B - Self-closing type chuck temperature control releaser for fireproof window - Google Patents
Self-closing type chuck temperature control releaser for fireproof window Download PDFInfo
- Publication number
- CN110593698B CN110593698B CN201910900634.5A CN201910900634A CN110593698B CN 110593698 B CN110593698 B CN 110593698B CN 201910900634 A CN201910900634 A CN 201910900634A CN 110593698 B CN110593698 B CN 110593698B
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- Prior art keywords
- chuck
- jackscrew
- hoop
- torsion
- shaft
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Links
- 230000000670 limiting effect Effects 0.000 claims description 24
- 239000000178 monomer Substances 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000013270 controlled release Methods 0.000 claims 5
- 238000001125 extrusion Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/002—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means
- E05F1/006—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means by emergency conditions, e.g. fire
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/1008—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring parallel with the pivot axis
- E05F1/1025—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring parallel with the pivot axis with a compression or traction spring
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Special Wing (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a self-closing type chuck temperature control releaser of a fireproof window, which comprises a mounting seat, wherein a mounting groove is formed in the mounting seat, an end cover is arranged on the upper end surface of the mounting groove, a rotating shaft, a chuck and a hoop assembly are arranged in the mounting groove, the chuck is sleeved on the rotating shaft, and the hoop assembly is positioned on the periphery side of the chuck; the lower extreme pivoted of pivot is connected on the bottom surface of mounting groove, and the upper end of pivot runs through behind end cover, the bracing piece in proper order and peg graft the equipment with power device, and the expansion end of bracing piece articulates there is the slider, is provided with the inside wall extrusion locking chuck that is used for adjusting control hoop subassembly or releases the heat-sensitive subassembly to the locking state of chuck on the mount pad. The invention has compact structure and convenient use, and a user can adjust the opening angle of the window sash according to the needs, and the invention also has the function of automatically closing the window.
Description
Technical Field
The invention relates to the field of fireproof window accessories, in particular to a self-closing chuck temperature control releaser for a fireproof window.
Background
The temperature control release device used for the existing fire window senses temperature through a heat sensitive original, when the temperature reaches the corresponding prescribed temperature of national fire protection, the fire window is blasted or melted to release a supporting type stay state of the window, so that the fire window is automatically closed by power, most release devices in the market at present have a plurality of fixed positions, the opening angle of a window sash is fixed, the use is very inconvenient for a user, and based on the conditions, the self-closing chuck temperature control release device for the fire window is designed.
Disclosure of Invention
The invention aims to provide a self-closing type chuck temperature control releaser for a fireproof window, which solves the problem that most temperature control releasers in the market have only a few fixed positions, so that the opening angle of a window sash is fixed, and the use of the window sash is very inconvenient for users.
In order to solve the technical problems, the invention adopts the following technical scheme:
The invention relates to a self-closing type chuck temperature control releaser of a fireproof window, which comprises a mounting seat, wherein a mounting groove is formed in the mounting seat, an end cover is arranged on the upper end surface of the mounting groove, a rotating shaft, a chuck and a hoop assembly are arranged in the mounting groove), the chuck is sleeved on the rotating shaft, and the hoop assembly is positioned on the periphery side of the chuck;
The lower end of the rotating shaft is rotationally connected to the bottom surface of the mounting groove, the upper end of the rotating shaft sequentially penetrates through the end cover and the supporting rod and is assembled with the power device in an inserting mode, and the movable end of the supporting rod is hinged with a sliding block;
The mounting seat is provided with a heat-sensitive component for adjusting and controlling the inner side wall of the hoop component to squeeze and lock the chuck or release the locking state of the chuck, and the heat-sensitive component is used for releasing the limit on the hoop component when the temperature reaches a certain degree so as to release the locking state of the chuck.
Further, the hoop assembly includes a first hoop monomer and a second hoop monomer hinged together.
Further, the heat-sensitive assembly comprises a first jackscrew, a mandril, a heat-sensitive element and a second jackscrew which are sequentially arranged from left to right, wherein the first jackscrew and the second jackscrew are connected to the mounting seat through threads, and the mandril is connected to the mounting seat in a sliding manner;
One end of the first jackscrew is propped against the protruding part of the first hoop monomer, and the second jackscrew is propped against the protruding part of the second hoop monomer through the heat-sensitive element and the ejector rod.
Further, the heat sensitive element is provided as a fusible metal capable of melting in 60s to 120s when the temperature reaches above 64 ℃, or as glass beads capable of exploding in 60s to 120s when the temperature reaches above 64 ℃.
Further, the non-hinged end of the supporting rod is provided with a polygonal preformed hole, and the upper part of the rotating shaft is clamped and connected with the preformed hole in a penetrating mode and then is assembled with the power device in an inserting mode.
Further, the power device comprises a sleeve and a mounting plate which are fixed together;
the sleeve is sequentially provided with a torsion adjusting component, a torsion spring and a connecting shaft from top to bottom, one end of the torsion spring is connected with the connecting shaft, the other end is connected with the torsion adjusting component,
The lower terminal surface of connecting axle extends to the outside of sleeve lower terminal surface, and the lower terminal surface of connecting axle be provided with the upper end grafting complex grafting recess of pivot, be provided with first annular spacing recess on the connecting axle, there is first spacing jackscrew through threaded connection on the sleeve, the one end of first spacing jackscrew extends to in the first annular spacing recess.
Further, the preformed hole and the inserting groove are arranged in a quadrilateral shape.
Further, the torsion adjusting component comprises a torsion shaft, a second annular limiting groove is formed in the torsion shaft, a second limiting jackscrew is connected to the sleeve through threads, one end of the second limiting jackscrew extends into the second annular limiting groove, the lower end of the torsion shaft is connected with the torsion spring, a first end face gear is connected to the upper end of the torsion shaft, a second end face gear is meshed above the first end face gear, a plurality of positioning holes are formed in the circumferential side wall of the second end face gear, a third limiting jackscrew is connected to the sleeve through threads, and one end of the third limiting jackscrew extends into the corresponding positioning hole;
the upper end face of the second face gear is provided with a torsion adjusting groove for adjusting the rotation of the second face gear.
Further, the connecting shaft and the torsion shaft are respectively provided with a boss on the connecting contact surface of the torsion spring, an opening is formed in the boss, the end part of the torsion spring is sleeved on the boss, and a spring wire at the end part of the torsion spring is embedded into the opening.
Compared with the prior art, the invention has the beneficial technical effects that:
The invention relates to a self-closing type chuck temperature control releaser of a fireproof window, which mainly comprises a mounting seat, a rotating shaft, a chuck, a hoop component, a heat-sensitive component and a power device, wherein the hoop component is in extrusion contact with the chuck, so that a window sash can stay at any angle after being opened, when a fire disaster occurs, the heat-sensitive component loses the limiting effect on the hoop component at high temperature, the opening of the hoop component becomes larger, the contact extrusion on the chuck is lost, and the window sash is automatically closed under the driving force of the power device. The invention has compact structure and convenient use, and a user can adjust the opening angle of the window sash according to the needs, and the invention also has the function of automatically closing the window.
Drawings
The invention is further described with reference to the following description of the drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the mounting base with the spindle, chuck, and hoop assembly;
FIG. 3 is a schematic structural view of a hoop assembly;
FIG. 4 is a schematic view of a structure of a support bar;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a schematic diagram of the connection of the spindle to the chuck;
FIG. 7 is a schematic diagram of a power plant;
FIG. 8 is a schematic structural view of a torsion shaft;
FIG. 9 is a schematic view of a structure of a connecting shaft;
FIG. 10 is a schematic diagram of the connection structure of the connecting shaft and torsion spring;
FIG. 11 is a schematic diagram of a first face gear and second face gear connection;
fig. 12 is a schematic view of the invention in use.
Reference numerals illustrate: 1. a mounting base; 101. a mounting groove; 2. a rotating shaft; 3. a chuck; 4. a hoop assembly; 401. a first hoop monomer; 402. a second hoop monomer; 402-1, a clamping hole; 5. an end cap; 6. a support rod; 601. a preformed hole; 7. a slide block; 8. a heat-sensitive component; 801. a first jackscrew; 802. a push rod; 803. a heat-sensitive element; 804. a second jackscrew; 9. a power device; 901. a sleeve; 902. a mounting plate; 903. a torsion adjustment assembly; 903-1, torsion axis; 903-1-1, a second annular limiting groove; 903-2, a second spacing jackscrew; 903-3, a first face gear; 903-4, a second face gear; 903-4-1, locating holes; 903-5, a third limiting jackscrew; 904. a torsion spring; 905. a connecting shaft; 905-1, a plug recess; 905-2, a first annular limiting groove; 906. and a first limiting jackscrew.
Detailed Description
As shown in fig. 1 to 12, a fire window self-closing type chuck temperature control releaser comprises a mounting seat 1, wherein a mounting groove 101 is formed in the mounting seat 1, an end cover 5 is mounted on the upper end face of the mounting groove 101, a rotating shaft 2, a chuck 3 and a hoop component 4 are arranged in the mounting groove 101, the chuck 3 is sleeved on the rotating shaft 2, the hoop component 4 is located on the outer peripheral side of the chuck 3, the inner side wall of the hoop component 4 is in extrusion contact with the chuck 3, the rotating shaft 2 is respectively in rotatable fit with the end cover 5 and the mounting seat 1, the upper end of the rotating shaft 2 penetrates through the end cover 5 and a supporting rod 6 and then is assembled with a power device 9 in an inserting mode, a sliding block 7 is hinged to the movable end of the supporting rod 6, and a heat-sensitive component 8 for controlling the loosening or clamping of the hoop component 4 is arranged on the mounting seat 1.
In the case of fire, the heat-sensitive component 8 loses the limiting effect on the hoop component 4 at high temperature, the opening of the hoop component 4 becomes larger, the contact extrusion on the chuck 3 is lost, and the window sash is automatically closed under the action of driving force. In this embodiment, the chuck 3 is made of nylon plastic, and the hoop assembly 4 is made of metal material.
As shown in fig. 3, in this embodiment, the hoop assembly 4 comprises a first hoop unit 401 and a second hoop unit 402 hinged together. The heat sensitive assembly 8 comprises a first jackscrew 801, a push rod 802, a heat sensitive element 803 and a second jackscrew 804 which are sequentially arranged from left to right, wherein the first jackscrew 801 and the second jackscrew 804 are connected to the mounting seat 1 through threads, and the push rod 802 is connected to the mounting seat 1 in a sliding manner; one end of the first jackscrew 801 is abutted against the protruding part of the first hoop monomer 401, and the second jackscrew 804 is abutted against the protruding part of the second hoop monomer 402 through the heat sensitive element 803 and the ejector rod 802. The clamping force of the hoop assembly 4 can be adjusted by rotating either the first or second jackscrews 801, 804.
The heat sensitive element 803 is provided as a fusible metal capable of melting in 60s to 120s when the temperature reaches a temperature above 64 ℃, or as glass beads capable of exploding in 60s to 120s when the temperature reaches a temperature above 64 ℃, in this embodiment the heat sensitive element 802 is provided as glass beads, also called temperature controlled releasers.
As shown in fig. 4 and 5, the non-hinged end of the support rod 6 is provided with a polygonal preformed hole 601, and the upper part of the rotating shaft 2 is also provided with a polygonal clamping connection and is inserted and assembled with the power device 9 after penetrating through the preformed hole 601.
As shown in fig. 7 to 11, the power unit 9 includes a sleeve 901 and a mounting plate 902 welded together; the sleeve 901 is provided with a torsion adjusting assembly 903, a torsion spring 904 and a connecting shaft 905 in sequence from top to bottom, one end of the torsion spring 904 is connected with the connecting shaft 905, and the other end is connected with the torsion adjusting assembly 903.
The lower terminal surface of connecting axle 905 extends to the outside of sleeve 901 lower terminal surface to the lower terminal surface of connecting axle 905 is provided with the grafting recess 905-1 of grafting complex with the upper end of pivot 2, is provided with first annular spacing recess 905-2 on the connecting axle 905, has first spacing jackscrew 906 through threaded connection on the sleeve 901, and the one end of first spacing jackscrew 906 extends to in the first annular spacing recess 905-2, in order to prevent that connecting axle 905 from sliding out from sleeve 901.
In this embodiment, the preformed hole 601 and the insertion groove 905-1 are provided in a quadrangular shape, and similarly, the upper end of the rotating shaft 2 is provided in a quadrangular shape so as to be engaged with the preformed hole 601 and the insertion groove 905-1.
The torsion adjusting component 903 comprises a torsion shaft 903-1, a second annular limiting groove 903-1-1 is formed in the torsion shaft 903-1, a second limiting jackscrew 903-2 is connected to the sleeve 901 through threads, one end of the second limiting jackscrew 903-2 extends into the second annular limiting groove 903-1-1, the second limiting jackscrew 903-2 limits the torsion shaft 903-1 to move up and down, the lower end of the torsion shaft 903-1 is connected with a torsion spring 904, the upper end of the torsion shaft 903-1 is connected with a first end face gear 903-3, in this embodiment, a hexagonal protrusion on the lower end face of the first end face gear 903-3 extends into a hexagonal groove reserved at the upper end of the torsion shaft 903-1, and the two can be welded together except for this embodiment. The second face gear 903-4 is meshed above the first face gear 903-3, a plurality of positioning holes 903-4-1 are formed in the circumferential side wall of the second face gear 903-4, a third limiting jackscrew 903-5 is connected to the sleeve 901 through threads, and one end of the third limiting jackscrew 903-5 extends into the corresponding positioning hole 903-4-1. The upper end face of the second face gear 903-4 is provided with a torsion adjusting groove 903-4-2 that adjusts rotation of itself.
In order to prevent rainwater and dust from entering the sleeve 2, a cap is arranged above the second face gear 903-4, and the cap is buckled and mounted on the sleeve 901.
As shown in fig. 8 to 10, a boss 10 is integrally formed on a connection contact surface of the connection shaft 905 and the torsion shaft 903-1 with the torsion spring 904, an opening 1001 is provided on the boss 10, an end portion of the torsion spring 904 is fitted over the boss 10, and a wire of the end portion of the torsion spring 904 is embedded in the opening 1001. As shown in fig. 10, in order to connect the boss 10 on the connecting shaft 905 with the torsion spring 904, the boss 10 on the torsion shaft 903-1 has the same connection structure with the torsion spring 904, and will not be described again.
As shown in fig. 12, the installation and use process of the present invention is as follows:
in the installation of the invention, the installation seat 1 is installed on the transverse edge of the window frame through a screw, the sliding block 7 is in sliding clamping connection with the groove on the upper side edge of the window sash, the installation plate 902 is tightly attached to the vertical edge of the window frame, the insertion groove 905-1 is inserted into the leakage part of the rotating shaft 2, and the installation plate 902 is installed on the vertical edge of the window frame through a screw.
After the invention is installed, a polygonal wrench can be inserted into the torsion adjusting groove 903-4-2, the second face gear 903-4 is driven to rotate by the rotating wrench, and as the inserting groove 905-1 at the lower end of the connecting shaft 905 is inserted into the outer leakage part of the rotating shaft 2, the second face gear 903-4 drives the connecting shaft 905 and the torsion shaft 903-1 to rotate relatively by the first face gear 903-3, so that the torsion spring 904 is twisted to store resilience force, and after the adjustment is finished, the third limit jackscrew 903-5 is screwed, one end of the third limit jackscrew 903-5 extends into the corresponding positioning hole 903-4-1, and the rotation unloading force of the second face gear 903-4 is limited.
When the window is used at ordinary times, a user opens the window sash, under the condition of manually pushing the window, the chuck 3 and the hoop assembly 4 rotate relatively, the window sash loses the manpower function after the window opening is completed, the chuck 3 is fixed under the extrusion contact of the hoop assembly 4, the support rod 6 supports the window sash to be opened by a certain angle, and the user can select the window sash opening angle according to the needs.
In the event of a fire, the heat-sensitive element 803 melts or explodes at a high temperature to form fragments and loses the restriction on the hoop assembly 4, the opening of the hoop assembly 4 becomes larger and loses contact extrusion on the chuck 3, and the window sash is automatically closed under the driving force of the torsion spring 904.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (6)
1. A fire window self-closing type chuck temperature control releaser is characterized in that: the clamping device comprises a mounting seat (1), wherein a mounting groove (101) is formed in the mounting seat (1), an end cover (5) is arranged on the upper end face of the mounting groove (101), a rotating shaft (2), a chuck (3) and a hoop component (4) are arranged in the mounting groove (101), the chuck (3) is sleeved on the rotating shaft (2), and the hoop component (4) is located on the outer peripheral side of the chuck (3);
The lower end of the rotating shaft (2) is rotationally connected to the bottom surface of the mounting groove (101), the upper end of the rotating shaft (2) sequentially penetrates through the end cover (5) and the supporting rod (6) and is then assembled with the power device (9) in an inserting mode, and the movable end of the supporting rod (6) is hinged with a sliding block (7);
the mounting seat (1) is provided with a heat-sensitive component (8) for adjusting and controlling the inner side wall of the hoop component (4) to press and lock the chuck (3) or releasing the locking state of the chuck (3), and the heat-sensitive component (8) is used for releasing the limit of the hoop component (4) when the temperature reaches a certain degree so as to release the locking state of the chuck (3);
the hoop assembly (4) comprises a first hoop monomer (401) and a second hoop monomer (402) which are hinged together;
the non-hinged end of the supporting rod (6) is provided with a polygonal preformed hole (601), and the upper part of the rotating shaft (2) is clamped and connected with the preformed hole (601) in an inserting way and then assembled with the power device (9);
the power device (9) comprises a sleeve (901) and a mounting plate (902) which are fixed together;
A torsion adjusting component (903), a torsion spring (904) and a connecting shaft (905) are sequentially arranged in the sleeve (901) from top to bottom, one end of the torsion spring (904) is connected with the connecting shaft (905), the other end is connected with the torsion adjusting component (903),
The lower terminal surface of connecting axle (905) extends to the outside of terminal surface under sleeve (901), and the lower terminal surface of connecting axle (905) be provided with upper end grafting complex grafting recess (905-1) of pivot (2), be provided with first annular spacing recess (905-2) on connecting axle (905), there is first spacing jackscrew (906) through threaded connection on sleeve (901), the one end of first spacing jackscrew (906) extends to in first annular spacing recess (905-2).
2. The fire window self-closing chuck temperature controlled release of claim 1, wherein: the heat-sensitive assembly (8) comprises a first jackscrew (801), a push rod (802), a heat-sensitive element (803) and a second jackscrew (804) which are sequentially arranged from left to right, wherein the first jackscrew (801) and the second jackscrew (804) are connected to the mounting seat (1) through threads, and the push rod (802) is connected to the mounting seat (1) in a sliding manner;
One end of the first jackscrew (801) is propped against the protruding part of the first hoop monomer (401), and the second jackscrew (804) is propped against the protruding part of the second hoop monomer (402) through the heat sensitive element (803) and the ejector rod (802).
3. The fire window self-closing chuck temperature controlled release of claim 2, wherein: the heat sensitive element (803) is provided as a fusible metal capable of melting in 60s to 120s when the temperature reaches a temperature above 64 ℃ or as glass beads capable of exploding in 60s to 120s when the temperature reaches a temperature above 64 ℃.
4. The fire window self-closing chuck temperature controlled release of claim 1, wherein: the preformed hole (601) and the inserting groove (905-1) are arranged in a quadrilateral shape.
5. The fire window self-closing chuck temperature controlled release of claim 1, wherein: the torsion adjusting assembly (903) comprises a torsion shaft (903-1), a second annular limiting groove (903-1-1) is formed in the torsion shaft (903-1), a second limiting jackscrew (903-2) is connected to the sleeve (901) through threads, one end of the second limiting jackscrew (903-2) extends into the second annular limiting groove (903-1), the lower end of the torsion shaft (903-1) is connected with the torsion spring (904), a first end face gear (903-3) is connected to the upper end of the torsion shaft (903-1), a second end face gear (903-4) is meshed above the first end face gear (903-3), a plurality of positioning holes (903-4-1) are formed in the circumferential side wall of the second end face gear (903-4), a third limiting jackscrew (903-5) is connected to one end of the sleeve (903-5) through threads, and the corresponding positioning holes (903-1-4) are formed in the sleeve (903-5);
the upper end face of the second face gear (903-4) is provided with a torsion adjusting groove (903-4-2) for adjusting the rotation of the second face gear.
6. The fire window self-closing chuck temperature controlled release of claim 5, wherein: the connecting shaft (905) and the torsion shaft (903-1) are respectively provided with a boss (10) on the connecting contact surface of the torsion spring (904), an opening (1001) is arranged on the boss (10), the end part of the torsion spring (904) is sleeved on the boss (10), and a spring wire at the end part of the torsion spring (904) is embedded into the opening (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900634.5A CN110593698B (en) | 2019-09-23 | 2019-09-23 | Self-closing type chuck temperature control releaser for fireproof window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900634.5A CN110593698B (en) | 2019-09-23 | 2019-09-23 | Self-closing type chuck temperature control releaser for fireproof window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110593698A CN110593698A (en) | 2019-12-20 |
| CN110593698B true CN110593698B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910900634.5A Active CN110593698B (en) | 2019-09-23 | 2019-09-23 | Self-closing type chuck temperature control releaser for fireproof window |
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| CN (1) | CN110593698B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8955194B2 (en) * | 2009-01-20 | 2015-02-17 | Jeffrey M. Teta | Fire door hinge with fusible pin |
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| DE19715713A1 (en) * | 1997-04-15 | 1998-10-22 | Ibs Industriebarrieren Produkt | Door closing and securing mechanism for sealing industrial plant doors |
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| CN103603565A (en) * | 2013-11-12 | 2014-02-26 | 东莞鑫泰玻璃科技有限公司 | Self-return hinge |
| CN106256984A (en) * | 2016-10-31 | 2016-12-28 | 滦县捷澳建材有限公司 | A kind of self closing device for fire window |
| CN107605367A (en) * | 2017-10-20 | 2018-01-19 | 苏州金刚防火钢型材系统有限公司 | A kind of fire window with stepless speed regulation shutting window device |
| CN109458074A (en) * | 2018-12-27 | 2019-03-12 | 深圳市龙辉三和安全科技集团有限公司 | A kind of wind brace |
| CN211229968U (en) * | 2019-09-23 | 2020-08-11 | 滦州市捷澳建材有限公司 | Fireproof window chuck type temperature control releaser |
| CN211287183U (en) * | 2019-09-23 | 2020-08-18 | 滦州市捷澳建材有限公司 | Self-closing chuck temperature control releaser for fire window |
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| CN110593698A (en) | 2019-12-20 |
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