CN211258440U

CN211258440U - Cross beam of shutter

Info

Publication number: CN211258440U
Application number: CN201922305994.9U
Authority: CN
Inventors: 林智军
Original assignee: Zhejiang Hongding Industrial Co ltd
Current assignee: Zhejiang Hongding Industrial Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-14
Anticipated expiration: 2029-12-19

Abstract

The utility model provides a shutter crossbeam belongs to the shutter field. It has solved the not enough problem of joint strength under the condition of can dismantling between current shutter power device and the body. This shutter crossbeam of improvement structure includes body and power unit, power unit has upper cover and lower cover, upper cover one side integrated into one piece has fixed pin one, lower cover one side is fixed with fixed pin two, install the gear between the upper and lower cover, the gear cover is established on fixed pin one, mounting hole one has been seted up to fixed pin one, a mounting hole runs through fixed pin both ends, mounting hole two has been seted up to fixed pin two, fixed pin two stretches into mounting hole one and a mounting hole inside wall chucking, opposite side laminating body one side of upper cover, mounting hole three has been seted up to the body opposite side, stretch into mounting hole two and two inside wall chuckings of mounting hole through the fastener, the fender edge of fastener supports the step face that leans on mounting hole one, the other end outwards extends chucking mounting hole two inside walls through the shrink seam.

Description

Cross beam of shutter

Technical Field

The utility model belongs to the technical field of the shutter, a shutter crossbeam is related to.

Background

In the life of today, it is a very general phenomenon to install the (window) curtain on the window, and the (window) curtain is of a great variety, for example cloth or silk matter, also has other materials, but this kind of unsettled (window) curtain, the effect that keeps out the wind in the strong wind weather can greatly reduced, and the (window) curtain of cloth general all can have the light transmissivity, when people have a rest in daytime, produces many uncomfortable feelings.

Therefore, in the present life, people invent a cordless louver, which can block light by means of up-and-down pushing and pulling, the cordless louver in the prior art generally has a beam structure, a power device of the louver is installed in the beam structure, and the power device is connected with the louver, so that the louver can be pushed and pulled up and down through the power device and can be fixed.

Chinese patent (No. CN 207485312U) discloses a cordless blind based on one-way principle, which comprises an upper rail, a curtain body, a pull rope and ladder cords, wherein the curtain body is composed of a plurality of blade layers, one end of the pull rope is tied to the lower end of the curtain body, the other end of the pull rope is upwards drawn and sequentially penetrates through corresponding through holes on the curtain body to penetrate into the upper rail, the curtain body is limited by the ladder cords, the pull rope penetrates into the upper rail and is connected to a spring power module after passing through an isolator, the isolator is arranged on a base, the base is embedded in the upper rail, the pull rope penetrates into the upper rail and is connected to the spring power module after passing through an isolator, the isolator can increase the resistance when the curtain body is drawn, the requirement of automatic counterweight control of products on the curtain body for upward folding or downward vertical folding is met, the braking accuracy is improved, the unstable lifting and positioning of the curtain body is prevented, the normal use structure of the curtain is ensured to be simple, the equipment is convenient, and the practicality is strong.

The cordless blind curtain based on the one-way principle disclosed in the reference is a detachable cordless blind curtain, but a simple clamping matching mode is adopted between the upper rail and the curtain body, and although the cordless blind curtain has the advantage of convenience in assembly, the fastening performance is not high, the upper rail and the curtain body are easy to fall off, and the connection is not stable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a shutter crossbeam, the utility model aims to solve the technical problem that: how to make shutter crossbeam and power device more firm on detachable basis.

The purpose of the utility model can be realized by the following technical proposal: a louver window beam comprises a body, a power device is arranged in the body, the power device is provided with an upper cover and a lower cover, a plurality of first fixing pins are integrally formed on the end surface of one side of the upper cover, a plurality of second fixing pins are integrally formed on the end surface of one side of the lower cover, is characterized in that a first mounting hole is arranged in the first fixing pin, the first mounting hole penetrates through two ends of the first fixing pin, a second mounting hole is arranged at one end of the second fixing pin, one end of the second fixing pin extends into the first mounting hole and is clamped with the inner peripheral wall of the first mounting hole, a third mounting hole is formed in the body, a fastener is installed in the third mounting hole, the inner wall of the first mounting hole is provided with a step surface, the fastening piece is provided with a blocking edge, the fastening piece is inserted into the first mounting hole and the second mounting hole, the blocking edge is abutted against the step surface, one end of the fastening piece is provided with a contraction joint, and the end, provided with the contraction joint, of the fastening piece is inserted into the second mounting hole and abutted against the inner peripheral wall of the second mounting hole.

The louver beam comprises a body, a power device is arranged in the body, the power device and the louver beam comprise an upper cover and a lower cover, a plurality of first fixing pins are integrally formed on the end face of one side of the upper cover, a plurality of second fixing pins are integrally formed on the end face of one side of the lower cover, first mounting holes are formed in the first fixing pins, first mounting holes penetrate through the two ends of the first fixing pins, second mounting holes are formed in one ends of the second fixing pins, the second fixing pins can be inserted into the first fixing pins through the first mounting holes and are clamped on the inner side wall in the first mounting holes, the upper cover and the lower cover are fastened and then are not easy to fall off, a plurality of third mounting holes are formed in the body, fasteners are arranged in the third mounting holes, blocking edges are arranged on the fasteners, step surfaces are arranged on the inner walls of the first mounting holes, the first mounting surfaces and the blocking edges of the fasteners are abutted, the upper cover and the body are more firmly connected, the lateral wall of the fastener is more firmly abutted to the inner peripheral wall of the second mounting hole, and the fastener is simultaneously connected with the upper cover and the lower cover instead of being only connected with the upper cover or the lower cover, so that the connection between the body and the power device is more firm under the detachable condition.

In the louver cross beam, the step surface is located close to a hole opening at one end, connected with the upper cover, of the mounting hole III, the blocking edge is located on the outer side wall of the fastener, the contraction joint is located at one end, inserted into the mounting hole II, of the fastener and extends towards the other end of the fastener, and the depth of the contraction joint is larger than the height of the blocking edge.

Keep off along being located the fastener lateral wall and extend to fastener male one end, the step face is located mounting hole one and the one end drill way department of upper cover being connected, the fastener makes the step face support tightly more convenient and reliable along keeping off inserting mounting hole in-process, the shrinkage joint is located fastener male one end and extends to the other end, owing to keep off along setting up, fastener male one end size grow, insert fastening in-process resistance increase, excessive effort probably leads to fastener or a mounting hole pore wall to be impaired, follow-up use breaks down easily, the shrinkage joint degree of depth is greater than the one end that highly enables the fastener to have and keep off the edge and can both carry out the size shrink, in insertion, reduce the resistance, prevent that spare part is impaired.

In foretell shutter crossbeam, the edge integrated into one piece all around that the upper cover has fixed pin one has a plurality of fixed columns one, the interface has been seted up on the fixed column one, the edge also integrated into one piece all around of lower cover one side has a plurality of fixed columns two, the joint has set firmly on the fixed column two, insert in the interface with the interface inside wall chucking in the joint.

The upper cover is further provided with a plurality of first fixing columns, the first fixing columns are located on the circumferential edge of the upper cover with one side of the fixing pin, the lower cover is also provided with a plurality of second fixing columns, the second fixing columns are located on the circumferential edge of the lower cover with one side of the fixing pin, the first fixing columns of the upper cover are provided with interfaces, the second fixing columns of the lower cover are fixedly provided with joints, the joints can be inserted into the interfaces and clamped with the inner walls of the interfaces, the upper cover and the lower cover are enabled to be fixed in an auxiliary mode except for the first fixing columns and the fixing pin, and the power device is enabled to be connected more firmly.

In the above-mentioned shutter crossbeam, install a plurality of gears and intermeshing between upper cover and the lower cover, set up the through-hole on the gear and establish on the lateral wall of fixed pin one through the through-hole cover.

Install a plurality of gears between upper cover and the lower cover, intermeshing between the gear drives the shutter through the gear and goes up and down, has seted up the through-hole on the gear, and the through-hole runs through the gear both ends, on the gear established a fixed pin lateral wall through the through-hole cover, pass through-hole and mounting hole one with fixed pin two in proper order again, make the gear spacing between upper cover and lower cover, can not take place to drop in the use, if the gear breaks down in follow-up in the use, also can dismantle the change through the detachable mode.

In foretell shutter crossbeam, one side that upper cover and lower cover have fixed column one and fixed column two is equipped with a plurality of strengthening ribs, the strengthening rib of upper cover is located upper cover one side both ends and is connected with fixed column one, and the strengthening rib of lower cover is located lower cover one side both ends and is connected with fixed column two.

One side that upper cover and lower cover have the fixed column is equipped with a plurality of strengthening ribs, increase the structural strength of upper cover and lower cover through the strengthening rib, one of them fixed column one with one end of strengthening rib of upper cover is connected, another is connected with two fixed column one of the upper cover other end, one of them fixed column two with one end of strengthening rib of lower cover is connected, another is connected with two fixed column two of the other end, the structure at team upper cover and lower cover both ends is consolidated, prevent that upper cover and lower cover from taking place the damage in the use.

In the above-described louver cross member, the fastener is a bolt.

The fastener is a bolt made of an elastic material, and can also be an elastic screw or other fastening devices with various options.

Compared with the prior art, this shutter crossbeam has following advantage:

the fastener is provided with a blocking edge and a contraction joint, the blocking edge is tightly abutted to the step surface, the connection strength between the body and the upper cover is reinforced under the condition that the detachable condition is guaranteed, and the contraction joint is tightly abutted to the inner side walls of the two mounting holes to enhance the connection strength between the body and the lower cover.

The fastener can carry out size control through the shrinkage joint, and the shrink reduces the size at the in-process of inserting, reduces and inserts the resistance, inserts outside expansion behind the mounting hole two, makes the fastener can support more firmly.

And thirdly, the upper cover and the lower cover are fixedly provided with reinforcing ribs, so that the structural strength of the upper cover and the lower cover is enhanced.

And fourthly, the upper cover and the lower cover are connected more firmly through the first fixing column and the second fixing column.

Drawings

Fig. 1 is a schematic structural view of the cross member of the present blind.

Fig. 2 is a schematic structural view of the body.

Fig. 3 is an exploded view of the power plant.

Fig. 4 is a schematic structural diagram of an upper cover in the power device.

Fig. 5 is a schematic structural diagram of a lower cover in the power unit.

Fig. 6 is an enlarged view of the upper cover at a.

In the figure, 1, a body; 2. a power plant; 3. a fastener; 4. blocking edges; 5. shrinking the seam; 6. an upper cover; 7. a gear; 8. a lower cover; 9. a first fixing pin; 10. fixing a first column; 11. a through hole; 12. a second fixing pin; 13. fixing a second column; 14. reinforcing ribs; 15. a first mounting hole; 16. an interface; 17. a second mounting hole; 18. a joint; 19. a step surface; 20. and a third mounting hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 6, the louver beam includes: the device comprises a body 1, a power device 2, a fastener 3, a blocking edge 4, a contraction joint 5, an upper cover 6, a gear 7, a lower cover 8, a first fixing pin 9, a first fixing column 10, a through hole 11, a second fixing pin 12, a second fixing column 13, a reinforcing rib 14, a first mounting hole 15, a connector 16, a second mounting hole 17, a connector 18, a step surface 19 and a third mounting hole 20.

The louver crossbeam is provided with a body 1, a power device 2 is arranged in the body 1, the power device 2 comprises an upper cover 6 and a lower cover 8, four gears 7 are arranged between the upper cover 6 and the lower cover 8, the four gears 7 are mutually meshed, each gear 7 is provided with a through hole 11, the through hole 11 penetrates through the upper end and the lower end of each gear 7, the four gears 7 are sleeved on a first fixing pin 9 through the through holes 11, the end surface of one side of the upper cover 6 is integrally formed with four first fixing pins 9, the end surface of one side of the lower cover 8 is integrally formed with four second fixing pins 12, a first mounting hole 15 is arranged in the fixing pin of the upper cover 6, the first mounting hole 15 penetrates through the two ends, the second fixing pin 12 on the lower cover 8 extends into the first mounting hole 15 to clamp the inner peripheral wall of the second mounting hole 17, the peripheral edge of one side of the upper cover 6, which is provided with the first fixing pin 9, is, one side of the lower cover 8 with the second fixing pin 12 is integrally formed with six second fixing posts 13, a connector 18 is fixedly arranged on each second fixing post 13, the connectors 18 on the second fixing posts 13 are inserted into the interfaces 16 on the first fixing posts 10 and are tightly clamped with the inner peripheral walls of the interfaces 16, two reinforcing ribs 14 are arranged on one sides of the upper cover 6 and the lower cover 8 with the fixing posts, two ends of the two reinforcing ribs 14, which are positioned on the side of the upper cover 6 with the first fixing posts 10, are connected with the first fixing posts 10, two ends of the other two reinforcing ribs 14, which are positioned on the side of the lower cover 8 with the first fixing posts 10, are connected with the first fixing posts 10, one end of the second fixing pin 12, which extends into the first mounting hole 15, is provided with a second mounting hole 17, the body 1 is provided with at least two third mounting holes 20, the third mounting holes 20 correspond to the first mounting holes 15, a fastening piece 3 is arranged in the third, one end of the fastening piece 3 sequentially penetrates through the third mounting hole 20 and the first mounting hole 15, so that the body 1 is connected with the power device 2, the outer side wall of the fastening piece 3 extends outwards to form a blocking edge, the inner side wall of one end, close to the upper cover 6, of the first mounting hole 15 extends inwards to form a step surface 19, the blocking edge 4 abuts against the step surface 19 when the fastening piece 3 is inserted, a contraction joint 5 is arranged at one end, inserted into the second mounting hole 17, of the fastening piece 3, the contraction joint 5 is located at one end of the fastening piece 3 and extends towards the other end of the fastening piece 3, and one end, provided with a contraction joint, of the fastening piece 3 is inserted into the second.

During installation, the gear 7 is sleeved on the first fixing pin 9 of the upper cover 6 through the through hole 11, one end of the second fixing pin 12 of the lower cover 8 extends into the first mounting hole 15 and is clamped on the inner peripheral wall of the first mounting hole 15, the joint 18 on the second fixing column 13 also extends into the interface 16 of the first fixing column 10 and is clamped with the inner peripheral wall of the interface 16, the other side of the upper cover 6 is attached to the body 1, the third mounting hole 20 on the body 1 corresponds to the first mounting hole 15, the second mounting hole 17 of the second fixing pin 12 is inserted through the fastening piece 3, the blocking edge 4 abuts against the step surface 19 in the first mounting hole 15, the extending end outwards expands through the contraction joint 5, and the fastening piece 3 is clamped with the inner peripheral wall of the second mounting hole 17.

When the power device is disassembled, the fastening pieces 3 are pulled out from the mounting holes, the power device 2 is separated from the body 1, if the body 1 is damaged, the body 1 is replaced, if parts in the power device 2 are damaged, the fixing pin II 12 is pulled out from the fixing pin I9, the joint 18 is also pulled out from the interface 16, the upper cover 6 is separated from the lower cover 8, and the parts in the power device 2 are replaced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A louver crossbeam comprises a body (1), a power device (2) is installed in the body (1), the power device (2) is provided with an upper cover (6) and a lower cover (8), a plurality of first fixing pins (9) are integrally formed on one side end face of the upper cover (6), a plurality of second fixing pins (12) are integrally formed on one side end face of the lower cover (8), the louver crossbeam is characterized in that a first mounting hole (15) is formed in the first fixing pin (9), the first mounting hole (15) penetrates through two ends of the first fixing pins (9), a second mounting hole (17) is formed in one end of the second fixing pin (12), one end of the second fixing pin (12) extends into the first mounting hole (15) and is tightly clamped with the inner peripheral wall of the first mounting hole (15), a third mounting hole (20) is formed in the body (1), a fastener (3) is installed in the third mounting hole (20), and a step face (19) is arranged on the inner wall of the first mounting, the fastening piece (3) is provided with a blocking edge (4), the fastening piece (3) is inserted into the first mounting hole (15) and the second mounting hole (17), the blocking edge (4) abuts against the step surface (19), one end of the fastening piece (3) is provided with a contraction joint (5), and one end of the fastening piece (3) provided with the contraction joint (5) is inserted into the second mounting hole (17) and abuts against the inner peripheral wall of the second mounting hole (17).

2. A cross-member for a blind according to claim 1, characterized in that the step surface (19) is located near the opening of one end of the mounting hole three (20) connected to the upper cover (6), the blocking edge (4) is located on the outer side wall of the fastening member (3), the contraction joint (5) is located at one end of the fastening member (3) inserted into the mounting hole two (17) and extends towards the other end, and the depth of the contraction joint (5) is greater than the height of the blocking edge (4).

3. A cross beam of a blind window according to claim 1, wherein the periphery of the upper cover (6) having the first fixing pin (9) is integrally formed with a plurality of first fixing posts (10), the first fixing posts (10) are provided with interfaces (16), the periphery of one side of the lower cover (8) is also integrally formed with a plurality of second fixing posts (13), the second fixing posts (13) are fixedly provided with joints (18), and the joints (18) are inserted into the interfaces (16) and tightly clamped with the inner side walls of the interfaces (16).

4. A cross beam of a blind window according to claim 1, wherein a plurality of gears (7) are arranged between the upper cover (6) and the lower cover (8) and are meshed with each other, and through holes (11) are formed in the gears (7) and are sleeved on the outer side wall of the first fixing pin (9) through the through holes (11).

5. A louver cross beam according to claim 3, characterized in that a plurality of reinforcing ribs (14) are arranged on one side of the upper cover (6) and the lower cover (8) provided with a first fixing column (10) and a second fixing column (13), the reinforcing ribs (14) of the upper cover (6) are positioned on two ends of one side of the upper cover (6) and connected with the first fixing column (10), and the reinforcing ribs (14) of the lower cover (8) are positioned on two ends of one side of the lower cover (8) and connected with the second fixing column (13).

6. A shutter crossbeam according to claim 1 or 2, characterised in that said fastener (3) is a bolt.