CN213654734U

CN213654734U - Lateral fire-proof rolling curtain limit controller

Info

Publication number: CN213654734U
Application number: CN202021707435.7U
Authority: CN
Inventors: 杨玉光; 吕恩峰
Original assignee: Zhengzhou Guangda Baina Technology Co ltd
Current assignee: Zhengzhou Guangda Baina Technology Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-07-09
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses a side direction fire prevention roller shutter limit controller relates to side direction fire prevention roller shutter technical field, including stopper main part and motor speed change mechanism, the connecting plate has been cup jointed to the surface of second slider, and the upside threaded connection of connecting block has the screw rod, and compression spring has been cup jointed to the surface of screw rod, and the inside of sliding plate is rotated and is connected with and draws the piece, and the circular draw-in groove with fixture block looks adaptation is seted up to the inside of first slider. The utility model discloses a set up and rotate handle screw rod, compression spring and draw the piece, the meshing of convenient control limit gear and motor speed change mechanism gear is connected, avoid appearing stopper and motor speed change mechanism joint too tight or too pine meshing bad phenomenon, through setting up the connecting axle, the fixture block, lead to groove and circular draw-in groove, can be fixed with the stopper main part, rotate the connecting axle through the bull stick, can follow logical inslot roll-off with the fixture block, pull down the stopper main part, convenient operation is swift, simple structure is reasonable.

Description

Lateral fire-proof rolling curtain limit controller

Technical Field

The utility model relates to a side direction fire prevention rolls up curtain technical field, specifically is a side direction fire prevention rolls up curtain limit controller.

Background

The side fire-proof rolling door belongs to the matched fire-fighting facilities of civil buildings. The curtain board is composed of a scroll, a main guide shaft, a curtain board, a transmission chain, a guide rail motor, a transmission mechanism, a limiting mechanism and the like. It is in the rolling state at ordinary times, and when the conflagration takes place, the motor receives or temperature, smoke sensation effect starts, along the curtain roll of vertical placing along the expansion of the guide rail of horizontal placing promptly, it can adapt to the building fire prevention of various different shapes and span, separates the cigarette requirement. Its fire resistance is strong, and it is stable to operate, and the reliability is high. The side fire-proof rolling curtain is also called side pushing fire-proof rolling curtain. The rolling curtain of the fire-proof rolling door is opened and closed through a transmission device and a control system. The fire-proof rolling door is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire from spreading, guarantees life and property safety, and is an indispensable fire-proof facility in modern buildings. The stopper in the limiting mechanism is an important mechanism of the rolling door, and the rolling door can be stopped at a specific position according to requirements. The limiter is generally installed on the motor speed change mechanism, and the limiter can be installed on the motor speed change mechanism only after the door body part is completely installed.

At present, when the existing limiter is installed, due to the limitation of various conditions such as space, light and the like, the phenomenon that the limiter is connected with a motor speed change mechanism to cause poor engagement which is too tight or too loose often occurs after the installation is finished, and the limiter is fixedly connected with the motor speed change mechanism to bring great trouble to later-stage adjustment; in addition, the existing limiter is generally fixedly connected with a motor speed change mechanism through a bolt, so that the limiter is complex to disassemble and assemble, and has a certain improvement space.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a side direction fire prevention roller shutter limit controller has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: comprises a limiter main body and a motor speed change mechanism, wherein the upper surface of the motor speed change mechanism is fixedly connected with a second sliding block, the outer surface of the second sliding block is sleeved with a connecting plate, one side of the upper surface of the connecting plate is fixedly connected with a connecting block, the upper side of the connecting block is in threaded connection with a screw rod, the outer surface of the screw rod is sleeved with a compression spring, the upper end of the screw rod is fixedly connected with a rotating handle, the inner surface of the connecting block is connected with a sliding plate in a sliding way, the interior of the sliding plate is rotatably connected with a pulling block, the upper end of the pulling block is fixedly connected with a screw rod, one side of the sliding plate is rotatably connected with a connecting shaft, one end of the connecting shaft is fixedly connected with a clamping block, the sliding plate is characterized in that a first sliding block is slidably connected inside the sliding plate, a circular clamping groove matched with the clamping block is formed in the first sliding block, and a through groove matched with the clamping block is formed in one side of the inside of the first sliding block.

Optionally, the upper surface of the first slider is fixedly connected with the stopper main body, the stopper main body is rotatably connected with a limit gear through a rotating shaft, the outer surface of the limit gear is meshed with a gear of a motor speed change mechanism, and the motor speed change mechanism is rotatably connected with the gear of the motor speed change mechanism through an output end.

Optionally, the shape of connecting block is the L type, the quantity of connecting block is two, two the connecting block is the symmetric distribution, the quantity of screw rod is six, six the screw rod is three symmetric distribution, motor speed change mechanism's last fixed surface is connected with the fixed block, one side and the screw rod threaded connection of fixed block.

Optionally, the second slider is T-shaped, the connecting plate is provided with a second sliding groove adapted to the second slider, the first slider is T-shaped, and the sliding plate is provided with a first sliding groove adapted to the first slider.

Optionally, the connecting shaft is U-shaped, the outer surface of the connecting shaft is fixedly connected with a limiting block, and one side of the limiting block, which is far away from the clamping block, is fixedly connected with a rotating rod.

Optionally, the shape of fixture block is right trapezoid, the quantity of fixture block is two, two the fixture block is the symmetric distribution.

(III) advantageous effects

The utility model provides a side direction fire prevention roller shutter limit controller possesses following beneficial effect:

1. this side direction fire prevention roller shutter limit controller rotates handle screw rod, compression spring and draws the piece through setting up, rotates the steerable sliding plate of screw rod and reciprocates and the connecting plate is controlled and is removed about rotating the handle to conveniently control the meshing of limit gear and motor speed change mechanism gear and be connected, avoid appearing stopper and motor speed change mechanism and connect the bad phenomenon of meshing that too tight or too loose appears.

2. This side direction fire prevention roller shutter limit controller through setting up connecting axle, fixture block, leading to groove and circular draw-in groove, inserts first slider in the sliding plate, and the connecting axle relies on the elasticity of self to advance circular draw-in groove with the fixture block card in, fixes the stopper main part, rotates the connecting axle through the bull stick, can follow logical inslot roll-off with the fixture block, pull down the stopper main part, convenient operation is swift, and simple structure is reasonable.

Drawings

FIG. 1 is a schematic view of the front perspective structure of the present invention;

FIG. 2 is a schematic left side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

FIG. 4 is a schematic top sectional view of the present invention;

fig. 5 is a schematic view of the right-side sectional structure of the present invention.

In the figure: 1. a stopper main body; 2. a limit gear; 3. rotating the handle; 4. a compression spring; 5. connecting blocks; 6. a connecting plate; 7. a motor speed change mechanism gear; 8. a motor speed change mechanism; 9. a fixed block; 11. a rotating rod; 12. a sliding plate; 13. a first slider; 14. a screw; 15. pulling the block; 17. a second slider; 21. a connecting shaft; 22. a limiting block; 23. a clamping block; 24. a through groove; 25. a circular slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a lateral fireproof roller shutter limiting controller comprises a limiter main body 1 and a motor speed change mechanism 8, wherein a second sliding block 17 is fixedly connected to the upper surface of the motor speed change mechanism 8, a connecting plate 6 is sleeved on the outer surface of the second sliding block 17, a connecting block 5 is fixedly connected to one side of the upper surface of the connecting plate 6, a screw 14 is connected to the upper side of the connecting block 5 in a threaded manner, the connecting block 5 is L-shaped, the number of the connecting blocks 5 is two, the two connecting blocks 5 are symmetrically distributed, the number of the screw 14 is six, the six screw 14 are symmetrically distributed in a three-three manner, a fixing block 9 is fixedly connected to the upper surface of the motor speed change mechanism 8, one side of the fixing block 9 is in threaded connection with the screw 14, a compression spring 4 is sleeved on the outer surface of the screw 14, a rotating handle 3 is fixedly connected to the upper end of the screw 14, a, the upper end of the pulling block 15 is fixedly connected with the screw 14, one side of the sliding plate 12 is rotatably connected with a connecting shaft 21, one end of the connecting shaft 21 is fixedly connected with a clamping block 23, the connecting shaft 21 is U-shaped, the outer surface of the connecting shaft 21 is fixedly connected with a limiting block 22, one side of the limiting block 22 far away from the clamping block 23 is fixedly connected with a rotating rod 11, the inside of the sliding plate 12 is slidably connected with a first sliding block 13, the inside of the second sliding block 17 is T-shaped, the inside of the connecting plate 6 is provided with a second sliding groove matched with the second sliding block 17, the first sliding block 13 is T-shaped, the inside of the sliding plate 12 is provided with a first sliding groove matched with the first sliding block 13, the upper surface of the first sliding block 13 is fixedly connected with the stopper main body 1, the stopper main body 1 is rotatably connected with a limiting gear 2 through a rotating shaft, the outer surface of the limiting gear 2 is engaged with a motor, the circular clamping groove 25 matched with the clamping block 23 is formed in the first sliding block 13, the through groove 24 matched with the clamping block 23 is formed in one side of the inner portion of the first sliding block 13, the clamping block 23 is in a right trapezoid shape, the number of the clamping blocks 23 is two, and the two clamping blocks 23 are symmetrically distributed.

When the stopper is used, the first sliding block 13 is firstly inserted into the first sliding groove in the sliding plate 12, in the process, when the first sliding block 13 is contacted with the clamping block 23, the connecting shaft 21 contracts due to the elasticity of the connecting shaft 21, the connecting shaft 21 and the clamping block 23 enter the first sliding block 13, and the clamping block 23 is clamped into the circular clamping groove 25, so that the stopper main body 1 on the first sliding block 13 is fixed; then, the screw 14 is rotated by screwing the four rotating handles 3 on the upper side, because the screw 14 is in threaded connection with the connecting block 5, the lower end of the screw 14 is fixedly connected with the pulling block 15, and the pulling block 15 can rotate in the sliding plate 12, the rotation of the screw 14 and the elasticity of the compression spring 4 can realize the up-and-down movement of the sliding plate 12 and the stopper main body 1, the left-and-right movement of the connecting plate 6 and the stopper main body 1 can be realized by screwing the two rotating handles 3 on the lower side in the same operation, and the meshing between the limiting gear 2 and the motor speed change mechanism gear 7 can be conveniently adjusted; when the stopper main body 1 needs to be disassembled, the connecting shaft 21 can be rotated by screwing the rotating rod 11, the clamping block 23 can slide out of the through groove 24 after rotating for a certain angle, and the clamping block 23 cancels the clamping of the first sliding block 13, so that the first sliding block 13 and the stopper main body 1 are disassembled.

To sum up, the utility model discloses a set up and rotate 3 screw rods 14 of handle, compression spring 4 and draw block 15, it reciprocates and control about connecting plate 6 to rotate 14 steerable sliding plates of screw rod through rotating handle 3, thereby conveniently control limiting gear 2 and motor speed change mechanism gear 7's meshing and connect, avoid appearing stopper and motor speed change mechanism 8 joint the bad phenomenon of meshing that too tight or too pine appears, through setting up connecting axle 21, fixture block 23, lead to groove 24 and circular clamping groove 25, insert first slider 13 in sliding plate 12, connecting axle 21 relies on elasticity of self to block 23 into circular clamping groove 25, it is fixed with stopper main part 1, rotate connecting axle 21 through bull stick 11, can follow fixture block 23 roll-off in leading to the groove 24, pull down stopper main part 1, and convenient and fast operation, and simple structure is reasonable.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a side direction fire prevention roller shutter limit controller, includes stopper main part (1) and motor speed change mechanism (8), its characterized in that: the upper surface of the motor speed changing mechanism (8) is fixedly connected with a second sliding block (17), the outer surface of the second sliding block (17) is sleeved with a connecting plate (6), one side of the upper surface of the connecting plate (6) is fixedly connected with a connecting block (5), the upper side of the connecting block (5) is in threaded connection with a screw rod (14), the outer surface of the screw rod (14) is sleeved with a compression spring (4), the upper end of the screw rod (14) is fixedly connected with a rotating handle (3), the inner surface of the connecting block (5) is in sliding connection with a sliding plate (12), the inner part of the sliding plate (12) is in rotating connection with a pulling block (15), the upper end of the pulling block (15) is fixedly connected with the screw rod (14), one side of the sliding plate (12) is in rotating connection with a connecting shaft (21), one end of the connecting shaft (21) is fixedly connected with a clamping block (, a circular clamping groove (25) matched with the clamping block (23) is formed in the first sliding block (13), and a through groove (24) matched with the clamping block (23) is formed in one side of the inner portion of the first sliding block (13).

2. A lateral fire protection curtain limit controller as claimed in claim 1, wherein: the upper surface and the stopper main part (1) fixed connection of first slider (13), stopper main part (1) rotates through the pivot and is connected with limit gear (2), the surface meshing of limit gear (2) is connected with motor speed change mechanism gear (7), motor speed change mechanism (8) rotate through output and motor speed change mechanism gear (7) and are connected.

3. A lateral fire protection curtain limit controller as claimed in claim 1, wherein: the shape of connecting block (5) is the L type, the quantity of connecting block (5) is two, two connecting block (5) is the symmetric distribution, the quantity of screw rod (14) is six, six screw rod (14) are three symmetric distribution, the last fixed surface of motor speed change mechanism (8) is connected with fixed block (9), one side and screw rod (14) threaded connection of fixed block (9).

4. A lateral fire protection curtain limit controller as claimed in claim 1, wherein: the shape of the second sliding block (17) is T-shaped, a second sliding groove matched with the second sliding block (17) is formed in the connecting plate (6), the shape of the first sliding block (13) is T-shaped, and a first sliding groove matched with the first sliding block (13) is formed in the sliding plate (12).

5. A lateral fire protection curtain limit controller as claimed in claim 1, wherein: the shape of connecting axle (21) is the U type, the surface fixed connection of connecting axle (21) has stopper (22), one side fixedly connected with bull stick (11) of fixture block (23) is kept away from in stopper (22).

6. A lateral fire protection curtain limit controller as claimed in claim 1, wherein: the shape of fixture block (23) is right trapezoid, the quantity of fixture block (23) is two, two fixture block (23) are the symmetric distribution.