CN216949989U

CN216949989U - Hand-operated large-chain double-chain box structure

Info

Publication number: CN216949989U
Application number: CN202220138337.9U
Authority: CN
Inventors: 洪良华; 崔显峰
Original assignee: Hangzhou Bopan Smart System Co ltd
Current assignee: Hangzhou Bopan Smart System Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-12
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to a hand-operated large-chain double-chain box structure, which belongs to the technical field of aluminum alloy window structures and comprises a chain bin, wherein window connecting supports are arranged on two sides of the end surface of the chain bin, and a chain assembly connected and fixed with the window connecting supports is arranged in the chain bin. The chain assembly comprises a chain, a chain wheel and a helical gear which are fixedly connected with the chain in a transmission way are respectively arranged on two sides of the chain bin, and worms which are in meshing transmission with the chain wheel and the helical gear are respectively arranged on the chain wheel and the helical gear. Has the characteristics of simple structure, good stability and long service life. The problem of safe and reliable window opening and closing is solved.

Description

Hand-operated large-chain double-chain box structure

Technical Field

The utility model relates to the technical field of aluminum alloy window structures, in particular to a hand-operated large-chain double-chain box structure.

Background

At present, the window is opened by hand pushing and then closed by hand pulling. However, the window opening angle is too large and the body of the user bends over the window, so that the user at a high level is prone to have a fear of high height and has a potential safety hazard that the center of gravity is outward.

The existing window pushing device in the market is driven by an electric mode, and is generally divided into a chain type, a rack type, a screw type and a sliding arm type according to different structures, and the working principle of the window pushing device is that a driving motor drives different transmission structures to realize the control of a window. However, the existing window pusher has various driving types, single adaptive motor type and single stroke and speed control, a window pusher driver matched with power and driving parameters needs to be newly developed and designed when one window or window pusher is adapted, and the time and labor cost for development, debugging and installation are high.

Disclosure of Invention

The utility model mainly solves the defects of complex structure, poor stability and short service life in the prior art, and provides a hand-operated large-chain double-chain box structure which has the characteristics of simple structure, good stability and long service life. The problem of safe and reliable window opening and closing is solved.

The technical problem of the utility model is mainly solved by the following technical scheme:

the utility model provides a hand two chain box structure of big chain, includes the chain storehouse, chain storehouse terminal surface both sides all be equipped with window linking bridge, the chain storehouse in be equipped with and be connected fixed chain subassembly with window linking bridge. The chain assembly comprises a chain, a chain wheel and a helical gear which are fixedly connected with the chain in a transmission way are respectively arranged on two sides of the chain bin, and worms which are in meshing transmission with the chain wheel and the helical gear are respectively arranged on the chain wheel and the helical gear.

Preferably, both sides of the chain bin are provided with side end covers connected and fixed with the chain bin through clamping screws, a bearing II sleeved with the worm is arranged between the side end covers and the worm, and the side end covers are provided with bearing baffles II sleeved with the worm and in pressure joint with the bearing II.

Preferably, inner cover plates which are sleeved with the worm are arranged between the side end cover and the chain wheel and between the side end cover and the helical gear, and support columns which are integrally welded and fixed with the inner wall of the chain bin are arranged between the lower end of each inner cover plate and the chain.

Preferably, the upper end of the chain bin is provided with a guide block which is embedded with the chain in a clamping manner, and a bearing I is arranged between one side of the guide block and the chain bin.

Preferably, a bearing baffle I is arranged between the bearing I and the guide block.

Preferably, chain heads which are inserted with the window connecting bracket through the pin shafts are arranged between the chain and the window connecting bracket.

Preferably, the cross section of the window connecting bracket (1) is of a U-shaped structure.

The utility model can achieve the following effects:

compared with the prior art, the hand-operated large-chain double-chain box structure has the characteristics of simple structure, good stability and long service life. The problem of safe and reliable of window opening and closing is solved.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a sectional view of the front structure of the present invention.

Fig. 3 is a side view of the present invention.

Fig. 4 is a side structural cross-sectional view of the present invention.

In the figure: window linking bridge 1, chain storehouse 2, chain head 3, chain subassembly 4, side end cover 5, chain 6, sprocket 7, bearing baffle I8, guide block 9, support column 10, helical gear 11, bearing I12, worm 13, bearing II 14, bearing baffle II 15, inner cover plate 16.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.

Example (b): as shown in fig. 1-4, a hand-operated large-chain double-chain box structure comprises a chain bin 2, window connecting brackets 1 are arranged on two sides of the end surface of the chain bin 2, and the cross section of each window connecting bracket 1 is of a U-shaped structure. A chain component 4 connected and fixed with the window connecting bracket 1 is arranged in the chain bin 2. Chain subassembly 4 includes chain 6, all is equipped with the chain head 3 of pegging graft with window linking bridge 1 looks round pin axle between chain 6 and window linking bridge 1. The upper end of the chain bin 2 is provided with a guide block 9 which is embedded with the chain 6 in a clamping way, and a bearing I12 is arranged between one side of the guide block 9 and the chain bin 2. A bearing baffle I8 is arranged between the bearing I12 and the guide block 9. Two sides of the chain bin 2 are respectively provided with a chain wheel 7 and a helical gear 11 which are fixedly connected with the chain 6 in a transmission way, and the chain wheel 7 and the helical gear 11 are respectively provided with a worm 13 which is in meshed transmission with the chain wheel 7 and the helical gear 11. Two sides of the chain bin 2 are respectively provided with a side end cover 5 which is fixedly connected with the chain bin 2 through clamping screws, a bearing II 14 which is sleeved with the worm 13 is arranged between the side end cover 5 and the worm 13, and the side end cover 5 is provided with a bearing baffle II 15 which is sleeved with the worm 13 and is in compression joint with the bearing II 14. An inner cover plate 16 which is sleeved with the worm 13 is arranged between the side end cover 5 and the chain wheel 7 and between the side end cover 5 and the helical gear 11, and a support column 10 which is integrally welded and fixed with the inner wall of the chain bin 2 is arranged between the lower end of the inner cover plate 16 and the chain 6.

The window opening is opened upwards, the worm 13 rotates to drive the chain wheel 7 and the helical gear 11 to drive the chain 6 to wind, and the chains 6 on the two sides drive the window connecting bracket 1 to synchronously enter and exit, so that the window opening and closing actions are achieved.

In conclusion, the hand-operated large-chain double-chain box structure has the characteristics of simple structure, good stability and long service life. The problem of safe and reliable window opening and closing is solved.

It is obvious to a person skilled in the art that the utility model is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the essential characteristics of the utility model. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In summary, the above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.

Claims

1. The utility model provides a hand two chain box structure of big chain which characterized in that: the chain bin comprises a chain bin (2), window connecting supports (1) are arranged on two sides of the end face of the chain bin (2), and chain assemblies (4) connected and fixed with the window connecting supports (1) are arranged in the chain bin (2); chain subassembly (4) including chain (6), chain storehouse (2) both sides be equipped with respectively and be connected fixed sprocket (7) and helical gear (11) with chain (6) looks transmission, sprocket (7), helical gear (11) on all be equipped with sprocket (7), helical gear (11) looks mesh transmission's worm (13).

2. The hand-cranking large-chain double-chain box structure as claimed in claim 1, wherein: chain storehouse (2) both sides all be equipped with chain storehouse (2) looks inlay type screw connection fixed side end cover (5), side end cover (5) and worm (13) between be equipped with bearing II (14) that cup joint mutually with worm (13), side end cover (5) on be equipped with and cup joint mutually with worm (13) and with bearing II (14) looks crimping bearing baffle II (15).

3. The hand-cranking large-chain double-chain box structure as claimed in claim 2, wherein: and an inner cover plate (16) sleeved with the worm (13) is arranged between the side end cover (5) and the chain wheel (7) and between the side end cover (5) and the helical gear (11), and supporting columns (10) integrally welded and fixed with the inner wall of the chain bin (2) are arranged between the lower end of the inner cover plate (16) and the chain (6).

4. The hand-cranking large-chain double-chain box structure as claimed in claim 1, wherein: the chain storehouse (2) upper end be equipped with chain (6) looks inlay card guide block (9), guide block (9) one side and chain storehouse (2) between be equipped with bearing I (12).

5. The hand-cranking large-chain double-chain box structure as claimed in claim 4, wherein: a bearing baffle I (8) is arranged between the bearing I (12) and the guide block (9).

6. The hand-cranking large-chain double-chain box structure as claimed in claim 1, wherein: chain heads (3) which are spliced with the window connecting bracket (1) through pin shafts are arranged between the chain (6) and the window connecting bracket (1).

7. The hand-cranking large-chain double-chain box structure as claimed in claim 1, wherein: the cross section of the window connecting bracket (1) is of a U-shaped structure.