CN215257108U

CN215257108U - High-sealing air cylinder assembly structure

Info

Publication number: CN215257108U
Application number: CN202121373292.5U
Authority: CN
Inventors: 冯金培; 肖卫祥
Original assignee: Nantong Maihe Machinery Manufacturing Co ltd
Current assignee: Nantong Maihe Machinery Manufacturing Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-21
Anticipated expiration: 2031-06-21

Abstract

The utility model relates to a high-sealing air cylinder assembly structure, which comprises a cylinder body, wherein an end cover is clamped at the bottom of the outer surface of the cylinder body, a sealing assembly is fixedly connected on the end cover, and a plurality of disassembly and assembly assemblies are fixedly connected on the outer surface of the cylinder body; the sealing assembly comprises a sealing groove arranged at the bottom of the inner cavity of the cylinder body, and a sealing ring positioned between the cylinder body and the end cover is clamped inside the sealing groove. This high sealed cylinder block structure, through be provided with seal assembly between cylinder body and end cover, adopt the sealing means of multiple form to seal the cylinder body, sealed effect is better, single sealing washer inefficacy has been avoided, and the sealed condition of leaking appears, the normal work of this cylinder has been ensured, high durability and convenient use, through be provided with a plurality of dismouting subassemblies on the cylinder body, the dismouting can be carried out to quick many end covers, thereby the convenience is changed seal assembly, moreover, the steam generator is simple in structure, compare traditional bolt mounting means, the operation is more simple and convenient.

Description

High-sealing air cylinder assembly structure

Technical Field

The utility model relates to a cylinder technical field specifically is a high sealed cylinder subassembly structure.

Background

The cylinder is a pneumatic actuating element for converting the pressure energy of compressed gas into mechanical energy in pneumatic transmission, and has two types of reciprocating linear motion and reciprocating swing, and the cylinder capable of reciprocating linear motion can be divided into a single-acting cylinder, a double-acting cylinder, a diaphragm type cylinder and an impact cylinder.

Sealing is the important prerequisite of guaranteeing its steady operation in the cylinder, and the current cylinder subassembly in the market has the shortcoming that the leakproofness is poor at present, and in the use, traditional sealed mode adopts the sealing washer to seal generally, and single sealed means is difficult to reach high sealed effect, and the easy damage condition that appears leads to sealed the leaking, and the change of being not convenient for influences the normal work of cylinder, and it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a high sealed cylinder subassembly structure possesses advantages such as the leakproofness is good, has solved the poor problem of current cylinder subassembly leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: a high-sealing air cylinder assembly structure comprises a cylinder body, wherein an end cover is clamped at the bottom of the outer surface of the cylinder body, a sealing assembly is fixedly connected onto the end cover, and a plurality of disassembling and assembling assemblies are fixedly connected to the outer surface of the cylinder body;

the sealing assembly comprises a sealing groove arranged at the bottom of the inner cavity of the cylinder body, a sealing ring arranged between the cylinder body and the end cover is clamped inside the sealing groove, the sealing assembly further comprises a positioning groove arranged on the lower surface of the cylinder body, a positioning ring is clamped inside the positioning groove, and a sealing gasket is abutted between the top of the positioning ring and the positioning groove.

Further, the bottom of holding ring and the top fixed connection of end cover, the cross-section of end cover is the spill, the holding ring is for sliding fit with the constant head tank.

Furthermore, the top of holding ring is the arc, the bottom that fills up is the concave shape of the looks adaptation with the holding ring top.

Further, the dismouting subassembly includes a plurality of connecting rods with the end cover top looks articulated, the dismouting subassembly still includes a plurality of fixed blocks of being connected with cylinder body surface fixed, threaded connection has the screw rod in the inside vertical direction of fixed block, the top fixedly connected with clamp plate of screw rod, the bottom plate butt joint of clamp plate has the last ring that is located the screw rod surface, the top butt joint of fixed block has the lower ring that is located the screw rod surface, the butt has the butt spring that is located the screw rod surface between last ring and the lower ring.

Furthermore, the connecting rods are L-shaped connecting rods, and the number of the connecting rods is consistent with that of the fixing blocks, and the connecting rods and the fixing blocks are all located in the same plane.

Furthermore, a clamping groove is formed in the bottom of the connecting rod and above the fixing block, and the top of the pressing plate is located inside the clamping groove.

Further, it is a plurality of one side that the connecting rod is relative is laminated with the surface of cylinder body and the surface of fixed block respectively mutually, and is a plurality of the dismouting subassembly is the symmetry equidistance and distributes in the surface of cylinder body.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this high sealed cylinder subassembly structure through being provided with seal assembly between cylinder body and end cover, adopts the sealing means of multiple form to seal the cylinder body, and sealed effect is better, has avoided single sealing washer inefficacy, and the sealed condition of leaking appears, has ensured the normal work of this cylinder, convenient to use.

2. This high sealed cylinder block structure through be provided with a plurality of dismouting subassemblies on the cylinder body, but quick many end covers carry out the dismouting to the convenience is changed seal assembly, and simple structure compares traditional bolt mounting means, and is operated more portably.

Drawings

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

fig. 2 is a schematic structural view of the sealing assembly of the present invention;

fig. 3 is a schematic structural diagram of the assembly and disassembly assembly of the present invention.

In the figure: 1 cylinder body, 2 end covers, 3 sealing assemblies, 301 sealing grooves, 302 sealing rings, 303 positioning grooves, 304 positioning rings, 305 sealing gaskets, 4 disassembling and assembling assemblies, 401 connecting rods, 402 fixing blocks, 403 screws, 404 pressing plates, 405 upper rings, 406 lower rings and 407 abut against springs.

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. 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. 1-2, the high-sealing cylinder assembly structure in this embodiment includes a cylinder body 1, an end cover 2 with a concave cross section is clamped at the bottom of the outer surface of the cylinder body 1, a sealing assembly 3 is fixedly connected to the end cover 2, the sealing assembly 3 can improve the sealing performance between the remaining cylinder bodies 1 of the end cover 2, a plurality of disassembling and assembling assemblies 4 are fixedly connected to the outer surface of the cylinder body 1, and the disassembling and assembling assemblies 4 are symmetrically and equidistantly distributed on the outer surface of the cylinder body 1.

Seal assembly 3 is including offering in the seal groove 301 of 1 inner chamber bottom of cylinder body, the inside joint of seal groove 301 has the sealing washer 302 that is located between cylinder body 1 and the end cover 2, seal assembly 3 is still including offering in the constant head tank 303 of 1 lower surface of cylinder body, the inside joint of constant head tank 303 has holding ring 304, holding ring 304 cooperatees with constant head tank 303, not only can fix a position the installation of end cover 2, can improve the connection leakproofness simultaneously, the bottom of holding ring 304 and end cover 2's top fixed connection, the butt has sealed pad 305 between the top of holding ring 304 and the constant head tank 303.

Wherein, the top of holding ring 304 is the arc, and the bottom of sealed 305 of filling up is the interior concavity with holding ring 304 top looks adaptation, and the arc portion through on the holding ring 304 matches with the interior concavity part on sealed 305, improves the contact compactness to promote sealed effect.

In the sealing assembly 3 of this embodiment, the sealing groove 301, the sealing ring 302, the positioning groove 303, the positioning ring 304, and the sealing gasket 305 are matched with each other, so that the sealing performance between the end cover 2 and the cylinder body 1 can be effectively improved.

Referring to fig. 1 and 3, in order to facilitate replacement and maintenance of the sealing assembly 3, the disassembling and assembling assembly 4 in this embodiment includes a plurality of L-shaped connecting rods 401 hinged to the top of the end cap 2, the disassembling and assembling assembly 4 further includes a plurality of fixing blocks 402 fixedly connected to the outer surface of the cylinder 1, the number of the connecting rods 401 is the same as that of the fixing blocks 402, and the connecting rods 401 and the fixing blocks 402 are all in the same plane, a screw 403 is threadedly connected to the inside of the fixing block 402 in the vertical direction, a pressing plate 404 is fixedly connected to the top of the screw 403, a bottom plate of the pressing plate 404 abuts against an upper ring 405 located on the outer surface of the screw 403, a lower ring 406 located on the outer surface of the screw 403 is abutted against the top of the fixing block 402, an abutting spring 407 located on the outer surface of the screw is abutted against between the upper ring 405 and the lower ring 406, the abutting spring 407, the upper ring 405 and the lower ring 406 are arranged, and the abutting spring 403 is not jammed, meanwhile, the abutting spring 407 can provide abutting force, so that the screw 403 is prevented from rotating automatically, and the abutting spring 407 is always kept in a compressed state.

Meanwhile, a clamping groove is formed in the bottom of the connecting rod 401 and above the fixing block 402, the top of the pressing plate 404 is located inside the clamping groove, the pressing plate 404 moves into the clamping groove and abuts against the connecting rod 401, and the position of the connecting rod 401 can be limited.

The dismounting assembly 4 in this embodiment drives the pressing plate 404 to move through the screw 403, so that the pressing plate compresses the connecting rod 401, and the end cover 2 can be limited, thereby realizing the installation of the end cover 2.

The working principle of the above embodiment is as follows:

the sealing groove 301 is arranged between the cylinder body 1 and the end cover 2, the sealing ring 302 is clamped in the sealing groove 301, the first sealing between the cylinder body 1 and the end cover 2 is realized, then the positioning ring 304 moves into the positioning groove 303, the installation of the end cover 2 can be positioned while the second sealing is ensured, meanwhile, the positioning ring 304 tightly contacts with the sealing gasket 305 through extruding the sealing gasket 305, so as to realize the third sealing, the hand wheel is rotated, the screw 403 is driven to move, the screw 403 drives the pressing plate 404 to be separated from the clamping groove, the position of the connecting rod 401 is not limited, the connecting rod 401 can be rotated, the connecting rod 401 is not in a vertical state any more, the end cover 2 can be detached, the sealing ring 302 and the sealing gasket 305 can be replaced, when the end cover 2 needs to be installed, the positioning ring 304 is positioned with the positioning groove 303, the end cover 2 is installed on the cylinder body 1, then the connecting rod 401 is rotated, so as to be attached to the outer surface of the cylinder body 1, then the screw 403 is twisted, so that the pressing plate 404 moves into the clamping groove, the connecting rod 401 is pressed tightly, the position of the connecting rod 401 is limited, and the end cover 2 can be installed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high sealed cylinder subassembly structure, includes cylinder body (1), its characterized in that: an end cover (2) is clamped at the bottom of the outer surface of the cylinder body (1), a sealing assembly (3) is fixedly connected onto the end cover (2), and a plurality of disassembling and assembling assemblies (4) are fixedly connected onto the outer surface of the cylinder body (1);

seal assembly (3) are including offering seal groove (301) in cylinder body (1) inner chamber bottom, the inside joint of seal groove (301) has sealing washer (302) that is located between cylinder body (1) and end cover (2), seal assembly (3) are still including offering constant head tank (303) on cylinder body (1) lower surface, the inside joint of constant head tank (303) has holding ring (304), the butt has sealed pad (305) between the top of holding ring (304) and constant head tank (303).

2. The high seal cylinder assembly structure of claim 1, wherein: the bottom of holding ring (304) and the top fixed connection of end cover (2), the cross-section of end cover (2) is the spill, holding ring (304) and constant head tank (303) are for sliding fit.

3. The high seal cylinder assembly structure of claim 1, wherein: the top of the positioning ring (304) is arc-shaped, and the bottom of the sealing gasket (305) is concave in shape matched with the top of the positioning ring (304).

4. The high seal cylinder assembly structure of claim 1, wherein: dismouting subassembly (4) include a plurality of and end cover (2) top looks articulated connecting rod (401), dismouting subassembly (4) still include a plurality of fixed block (402) of being connected with cylinder body (1) surface fixed, threaded connection has screw rod (403) on the inside vertical direction of fixed block (402), the top fixedly connected with clamp plate (404) of screw rod (403), the bottom plate butt joint of clamp plate (404) has last ring (405) that is located screw rod (403) surface, the top butt joint of fixed block (402) has lower ring (406) that is located screw rod (403) surface, butt joint has butt spring (407) that is located screw rod (403) surface between last ring (405) and lower ring (406).

5. The high-seal cylinder assembly structure according to claim 4, characterized in that: the connecting rods (401) are L-shaped connecting rods, and the number of the connecting rods (401) is the same as that of the fixing blocks (402), and the connecting rods and the fixing blocks are all located in the same plane.

6. The high-seal cylinder assembly structure according to claim 4, characterized in that: the bottom of the connecting rod (401) is located above the fixing block (402) and is provided with a clamping groove, and the top of the pressing plate (404) is located inside the clamping groove.

7. The high-seal cylinder assembly structure according to claim 4, characterized in that: a plurality of one side that connecting rod (401) is relative is laminated with the surface of cylinder body (1) and the surface of fixed block (402) respectively mutually, and is a plurality of dismouting subassembly (4) are the symmetric equidistance and distribute in the surface of cylinder body (1).