CN213655673U - Sealing structure of gear reduction casing assembly - Google Patents

Abstract

The utility model discloses a seal structure of gear reduction casing assembly, including bottom spare, locking piece, lockhole and quick sealing device, the utility model discloses an install quick sealing device at the bottom spare top, install the set casing in the quick sealing device, the embedding has the embedding piece in the set casing, the embedding piece is fixed through buckle mode and set casing, conveniently carries out the dismouting, and be provided with the sealing strip at the embedding piece top, the rubber layer of upper end then provides sealed effect in the sealing strip, then paste mutually with the silica gel layer bottom the rubber layer, at the speed reducer during operation, provide the buffering for the rubber layer, prevent that it from taking place the skew, influence sealed effect.

Description

Sealing structure of gear reduction casing assembly

Technical Field

The utility model particularly relates to a seal structure of gear reduction casing assembly relates to the relevant field of speed reduction casing accessory.

Background

The gear reducer is generally used for low-rotating-speed and large-torque transmission equipment, the common speed reducer of a motor also has a plurality of pairs of gears with the same principle to achieve an ideal speed reduction effect, the ratio of the number of teeth of a large gear and a small gear is the transmission ratio, along with the continuous development of the speed reducer industry, more and more enterprises use the speed reducer, a special speed reduction casing assembly is required to be installed on the gear reducer to protect and isolate an internal gear of the speed reducer, a sealing structure is required to be installed at the installation position in the speed reduction casing assembly, and a gap is sealed after the casing is installed.

In the actual use process of the sealing structure of the existing gear speed reducer casing assembly, as the sealing structure is mostly fixed on the casing by bolts, the speed reducer is easy to vibrate during use, the sealing layer is easy to be damaged by the bolts, so that the sealing layer falls off, and the assembly and disassembly are inconvenient and labor is consumed.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a seal structure of gear reduction casing assembly here.

The utility model discloses a realize like this, construct a seal structure of gear reduction casing assembly, the device include the end piece, both ends welding has the locking piece around the end piece bottom, the lockhole has been seted up at the middle part in the locking piece, the end piece top is provided with quick sealing device, quick sealing device includes set casing, bayonet socket, fixed frame and embedding piece, the bayonet socket has been seted up at the inboard middle part of set casing, set casing right side upper end is fixed with fixed frame, the embedding of upper end has the embedding piece in the set casing, the set casing bottom is fixed with the end piece.

Preferably, the embedding part includes the strip body, plug-in components, recess, fastener, buckle and sealing strip, strip body bottom is fixed with the plug-in components, the activity embedding of plug-in components bottom is to the lower extreme in the set casing, the inboard middle part of plug-in components is seted up flutedly, the middle part is fixed with the fastener in the recess, the inboard card of fastener is gone into to the bayonet socket in, strip body right side upper end is fixed with the buckle, the buckle carries out the buckle with fixed frame and is connected, strip body top is fixed with the sealing strip.

Preferably, the sealing strip includes fixed plate, silica gel layer and rubber layer, the fixed plate bottom is fixed with the strip body, the silica gel layer has been bonded at the fixed plate top, the silica gel layer top is fixed with the rubber layer.

Preferably, the bottom piece and the quick sealing device are integrally C-shaped, and the top area of the bottom piece is the same as the bottom area of the fixed shell.

Preferably, the lower end in the fixed shell is provided with a square opening, and the bottom of the plug-in is movably embedded into the square opening in the fixed shell.

Preferably, the clamping piece is inclined, and the upper end of the inner side of the clamping piece is in a round horn shape.

Preferably, the right end of the top of the buckle is welded with a push block, and the bottom of the push block is abutted to the fixed frame.

Preferably, the thickness of the rubber layer is twice that of the silica gel layer, and the top of the rubber layer is planar.

Preferably, the clamping piece is made of spring steel.

Preferably, the buckle adopts pp plastics material.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a gear reduction casing assembly's seal structure here, compare with equipment of the same type, have following improvement:

a seal structure of gear reduction casing assembly, through installing quick sealing device at the bottom part top, install the set casing in the quick sealing device, it has the embedding to embed in the set casing, the embedding is fixed through buckle mode and set casing, conveniently carry out the dismouting, and be provided with the sealing strip at the embedding top, the rubber layer of upper end then provides sealed effect in the sealing strip, then paste mutually with the silica gel layer bottom the rubber layer, at the speed reducer during operation, provide the buffering for the rubber layer, prevent that it from taking place the skew, influence sealed effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the quick sealing device of the present invention;

FIG. 3 is a schematic view of the insert structure of the present invention;

FIG. 4 is an enlarged view of the area A of FIG. 2 according to the present invention;

fig. 5 is a schematic view of the sectional structure of the sealing strip of the present invention.

Wherein: the bottom piece-1, the locking piece-2, the lock hole-3, the quick sealing device-4, the fixed shell-41, the bayonet-42, the fixed frame-43, the embedded piece-44, the strip-441, the plug-442, the groove-443, the clamping piece-444, the buckle-445, the sealing strip-446, the fixed plate-4461, the silica gel layer-4462, the rubber layer-4463 and the push block-4451.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a sealing structure of a gear reduction housing assembly, which comprises a bottom 1, locking members 2 welded to the front and rear ends of the bottom 1, a locking hole 3 formed in the middle of the locking member 2, and a quick sealing device 4 disposed on the top of the bottom 1.

Please refer to fig. 2 and 4, the utility model provides a sealing structure of gear reduction casing assembly through the improvement here, quick sealing device 4 includes set casing 41, bayonet 42, fixed frame 43 and embedder 44, bayonet 42 has been seted up at the inboard middle part of set casing 41, fixed frame 41 right side upper end is fixed with fixed frame 43, the embedder 44 has been embedded into to the upper end in set casing 41, set casing 41 bottom is fixed with end piece 1, end piece 1 and quick sealing device 4 wholly are the C shape, and end piece 1 top area is the same with set casing 41 bottom area, compound reduction casing one end gap shape, the lower extreme is seted up in set casing 41 has square opening, and plug-in 442 bottom activity is embedded into in the square opening in set casing 41, the convenience is the stable quick insertion of plug-in 442.

Referring to fig. 3 and 4, the present invention provides a sealing structure of a gear reducer casing assembly by improvement, wherein an insert 44 includes a strip 441, an insert 442, a groove 443, a fastener 444, a buckle 445 and a sealing strip 446, the bottom of the strip 441 is fixed with the insert 442, the bottom of the insert 442 is movably embedded into the lower end of the fixing shell 41, the middle of the inner side of the insert 442 is provided with a groove 443, the middle of the inner side of the groove 443 is fixed with the fastener 444, the inner side of the fastener 444 is clamped into the bayonet 42, the upper end of the right side of the strip 441 is fixed with the buckle 445, the buckle 445 is connected with the fixing frame 43 in a buckle manner, the top of the strip 441 is fixed with the sealing strip 446, the fastener 444 is in an inclined shape, the upper end of the inner side of the fastener 444 is in an inverted horn shape, the fastener 444 is conveniently shifted, the fastener 444 is made of spring steel, the fixing effect is good, the elasticity is good, be convenient for carry out stable the pressing to buckle 445, buckle 445 adopts pp plastics material, and intensity is high, and is with low costs.

Referring to fig. 5, the present invention provides a sealing structure of a gear reduction housing assembly by improving a sealing strip 446, which includes a fixing plate 4461, a silicone layer 4462 and a rubber layer 4463, the bottom of the fixing plate 4461 is fixed to a strip 441, the silicone layer 4462 is bonded to the top of the fixing plate 4461, the rubber layer 4463 is fixed to the top of the silicone layer 4462, the thickness of the rubber layer 4463 is twice the thickness of the silicone layer 4462, and the top of the rubber layer 4463 is planar, so that the gap can be effectively sealed.

The utility model provides a sealing structure of a gear reduction casing assembly through improvement, and the working principle is as follows;

firstly, when the sealing structure needs to be used, the bottom piece 1 is placed on the inner wall of the speed reducing machine shell to be attached to the inner wall of the speed reducing machine shell, and then a user locks the bottom piece into the lock hole 3 by using an external bolt to fix the four groups of locking pieces 2 at the bottom of the bottom piece 1 with the speed reducing machine shell;

secondly, the user inserts the insert 442 at the bottom of the insert 44 into the fixing shell 41, then the strip body 441 enters along with the insert, and then the clamping piece 444 at the middle part of the inner side of the strip body 441 can be clamped into the middle part of the clamping opening 42;

thirdly, the buckle 445 fixed at the upper end of the right side of the strip body 441 is pressed to enter the fixing frame 43, and then the fixing of the buckle 445 and the fixing frame 43 can be completed;

fourthly, a sealing strip 446 is arranged at the top of the strip body 441, a rubber layer 4463 is arranged at the inner upper end of the sealing strip 446 for sealing, and a silica gel layer 4462 is adhered at the bottom of the rubber layer 4463 for buffering;

fifthly, if the sealing strip 446 needs to be removed for cleaning or replacement, the user can contact the locking of the buckle 445 and the fixing frame 43, then press the clamping piece 444 to be separated from the bayonet 42, and finally pull out the embedded piece 44.

The utility model discloses an improvement provides a seal structure of gear reduction casing assembly, through install quick sealing device 4 at 1 top of bottom part, install set casing 41 in the quick sealing device 4, the embedding has embedding piece 44 in the set casing 41, embedding piece 44 is fixed through buckle mode and set casing 41, conveniently carry out the dismouting, and be provided with sealing strip 446 at embedding piece 44 top, the rubber layer 4463 of upper end then provides sealed effect in the sealing strip 446, then paste mutually with silica gel layer 4462 bottom rubber layer 4463, at the speed reducer during operation, provide the buffering for rubber layer 4463, prevent that it from taking place the skew, influence sealed effect.

Claims (8)

1. A sealing structure of a gear reduction casing assembly comprises a bottom piece (1), locking pieces (2) are welded at the front end and the rear end of the bottom piece (1), and a lock hole (3) is formed in the middle of the inside of each locking piece (2);

the method is characterized in that: still include quick sealing device (4), end piece (1) top is provided with quick sealing device (4), quick sealing device (4) are including set casing (41), bayonet socket (42), fixed frame (43) and embedment (44), bayonet socket (42) have been seted up at set casing (41) inboard middle part, set casing (41) right side upper end is fixed with fixed frame (43), the embedding of upper end has embedment (44) in set casing (41), set casing (41) bottom is fixed with end piece (1).

2. A seal structure of a gear reduction housing assembly according to claim 1, wherein: the embedded part (44) comprises a bar body (441), an insert (442), a groove (443), a clamping piece (444), a buckle (445) and a sealing strip (446), wherein the bottom of the bar body (441) is fixed with the insert (442), the bottom of the insert (442) is movably embedded into the inner lower end of the fixed shell (41), the middle of the inner side of the insert (442) is provided with the groove (443), the middle of the inner side of the groove (443) is fixed with the clamping piece (444), the inner side of the clamping piece (444) is clamped into the bayonet (42), the upper end of the right side of the bar body (441) is fixed with the buckle (445), the buckle (445) is in buckle connection with the fixed frame (43), and the top of the bar body (441) is fixed with the sealing strip (446).

3. A seal structure of a gear reduction housing assembly according to claim 2, wherein: the sealing strip (446) comprises a fixing plate (4461), a silica gel layer (4462) and a rubber layer (4463), the bottom of the fixing plate (4461) is fixed with the strip body (441), the silica gel layer (4462) is bonded to the top of the fixing plate (4461), and the rubber layer (4463) is fixed to the top of the silica gel layer (4462).

4. A seal structure of a gear reduction housing assembly according to claim 1, wherein: the bottom piece (1) and the quick sealing device (4) are integrally C-shaped, and the area of the top of the bottom piece (1) is the same as that of the bottom of the fixed shell (41).

5. A seal structure of a gear reduction housing assembly according to claim 1, wherein: the lower end in the fixed shell (41) is provided with a square opening, and the bottom of the plug-in (442) is movably embedded into the square opening in the fixed shell (41).

6. A seal structure of a gear reduction housing assembly according to claim 2, wherein: the clamping piece (444) is inclined, and the upper end of the inner side of the clamping piece (444) is in a shape of a rounded corner.

7. A seal structure of a gear reduction housing assembly according to claim 2, wherein: the right end of the top of the buckle (445) is welded with a push block (4451), and the bottom of the push block (4451) is abutted to the fixed frame (43).

8. A seal structure of a gear reduction housing assembly according to claim 3, wherein: the thickness of the rubber layer (4463) is twice that of the silica gel layer (4462), and the top of the rubber layer (4463) is planar.

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