CN215633369U

CN215633369U - Novel air cylinder

Info

Publication number: CN215633369U
Application number: CN202121316060.6U
Authority: CN
Inventors: 赵应成; 杨志
Original assignee: Suzhou Anne Davis Electronic Technology Co ltd
Current assignee: Suzhou Anne Davis Electronic Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-25
Anticipated expiration: 2031-06-11

Abstract

The utility model belongs to the technical field of cylinders, and particularly relates to a novel cylinder.A piston plate is connected to the inner side wall of a cylinder body in a sliding manner; the piston rod is fixedly connected inside the piston plate and is connected to the inner side wall of the cylinder body in a sliding manner; the fixture block is fixedly connected to the top of the sealing block; the locking groove is formed in the fixture block; the clamping groove is formed in the base and is positioned on the same horizontal plane with the clamping block; the cavity is formed in the base and is positioned at the side end of the clamping groove; the locking block is connected to the inner side wall of the cavity in a sliding manner; one end of the first spring is fixedly connected to the side end of the locking block, and the other end of the first spring is fixedly connected to the inner side wall of the cavity; and then make the long-time hole department of blockking up between cylinder body and piston rod of sealed piece seal, improved the sealed effect of cylinder body for the work efficiency of cylinder body obtains improving.

Description

Novel air cylinder

Technical Field

The utility model relates to the technical field of cylinders, in particular to a novel cylinder.

Background

Air converts thermal energy into mechanical energy by expansion in an engine cylinder; the gas is compressed by the piston in the cylinder of the compressor to increase the pressure and reciprocate to provide power.

In the prior art, when the air cylinder works and the pressure intensity of air in the air cylinder is high, part of air leaks from the sliding connection part of the piston rod and the air cylinder, so that the pressure intensity in the air cylinder is reduced, and the reciprocating motion efficiency of the piston rod in the air cylinder is reduced; therefore, a new cylinder is proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that when the air cylinder works and the pressure of air in the air cylinder is high, part of air leaks from the sliding connection position of the piston rod and the air cylinder, so that the pressure in the air cylinder is reduced, and the reciprocating motion efficiency of the piston rod in the air cylinder is reduced, the utility model provides a novel air cylinder.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the novel air cylinder comprises a base, an air cylinder body, an air inlet hole, an air outlet hole, a piston plate, a piston rod and a sealing unit, wherein the air inlet hole is formed in the base; the cylinder body is fixedly connected to the top of the base; the air inlet hole and the air outlet hole are formed in the side end of the cylinder body; the piston plate is connected to the inner side wall of the cylinder body in a sliding mode; the piston rod is fixedly connected inside the piston plate and is connected to the inner side wall of the cylinder body in a sliding manner; the sealing unit is arranged inside the cylinder body;

the sealing unit comprises a sealing block, a clamping block, a locking groove, a clamping groove, a cavity, a locking block and a first spring; the sealing block is connected to the inner side wall of the cylinder body in a sliding manner; the fixture block is fixedly connected to the top of the sealing block; the locking groove is formed in the fixture block; the clamping groove is formed in the base and is positioned on the same horizontal plane with the clamping block; the cavity is formed in the base and is positioned at the side end of the clamping groove; the locking block is connected to the inner side wall of the cavity in a sliding manner; one end of the first spring is fixedly connected to the side end of the locking block, and the other end of the first spring is fixedly connected to the inner side wall of the cavity; and then make the long-time hole department of blockking up between cylinder body and piston rod of sealed piece seal, improved the sealed effect of cylinder body for the work efficiency of cylinder body obtains improving.

Preferably, the piston rod is internally provided with a mounting unit; the mounting unit comprises a sliding groove, a telescopic rubber block, a fixed rod, a limiting groove, a mounting plate and a threaded hole; the sliding groove is formed in the piston rod; the telescopic rubber block is fixedly connected to the inner side wall of the sliding chute; the fixed rod is connected to the inner side wall of the sliding groove in a sliding mode; the limiting groove is formed in the inner side wall of the fixing rod; the mounting plate is fixedly connected to the top end of the fixed rod; the threaded holes are formed in the mounting plate and are provided with a plurality of threaded holes; the mounting plate is added at the end part of the fixed rod, so that the cylinder body can be adapted to the sizes of various workpieces, and the cylinder body is more widely used.

Preferably, the inner side wall of the sliding groove is connected with a protective pad in a sliding manner; the bottom of the protective pad is fixedly connected with a second spring, and the other end of the protective pad is fixedly connected to the inner bottom wall of the sliding chute; through installation protection pad and second spring, fall and make an uproar and cushion the shock attenuation, improve the availability factor of cylinder body.

Preferably, the bottom of the sealing block is fixedly connected with a protection pad; the end part of the clamping block is arc-shaped; the end part of the locking block is arc-shaped; through the installation protection pad, the problem that collision leads to wearing and tearing appears in the inside wall that can effectual improvement piston plate and cylinder body, and then improved the protective effect to the piston plate.

Preferably, the end part of the telescopic rubber block is in a semi-arc shape and is matched with the limiting groove in the direction; the pair of sealing units are symmetrically arranged, and the appearance of the sealing block is L-shaped; when the fixture block slides to the inside of the clamping groove, the end part of the fixture block and the end part of the locking block are arc-shaped, so that the problem of blocking cannot occur, and the fixture block can slide to the bottom of the clamping groove to be fixed and sealed.

Preferably, a wear pad is fixedly connected to the side end of the sealing block; through the installation wear pad, can avoid appearing the great problem of the junction frictional force of piston rod and cylinder body, and then prolonged the life of piston rod.

The utility model has the advantages that:

1. when the air cylinder works, the air pump is connected with the air inlet and the air outlet to work, when the piston plate drives the piston rod to reciprocate, the piston plate slides upwards to extrude the sealing block to block and seal the piston rod and the air cylinder hole, and when the sealing block slides in the hole under the action of force, the clamping block is driven to slide towards the inside of the clamping groove, so that the sealing block blocks the hole between the air cylinder and the piston rod for sealing for a long time, the sealing effect of the air cylinder is improved, and the working efficiency of the air cylinder is improved.

2. When the air cylinder needs to be used, the end part of the piston rod in the air cylinder is small in area and cannot be matched with various workpieces to work, the piston rod is internally provided with the sliding hole, the fixed rod can be inserted into the sliding hole to drive the fixed rod to slide towards the inside of the sliding hole, the telescopic rubber block is extruded to deform, when the fixed rod is inserted into the bottom of the sliding hole and aligns with the telescopic rubber block, the telescopic rubber block is restored and clamped in the limiting groove to be fixed, the mounting plate is added to the end part of the fixed rod, the sizes of various workpieces can be adapted, and the air cylinder can be widely used.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a sectional view of the first embodiment;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is a schematic structural diagram of a seal block according to the first embodiment;

fig. 5 is a schematic structural view of a cushion rubber pad according to the second embodiment.

In the figure: 1. a base; 2. a cylinder body; 3. an air inlet; 4. an air outlet hole 5 and a piston plate; 6. a piston rod; 7. a sealing unit; 71. a sealing block; 72. a clamping block; 73. locking the groove; 74. a card slot; 75. a cavity; 76. a locking block; 77. a first spring; 78. a protection pad; 79. a wear pad; 8. a mounting unit; 81. a chute; 82. a telescopic rubber block; 83. fixing the rod; 84. a limiting groove; 85. mounting a plate; 86. a threaded hole; 87. a protective pad; 88. a second spring; 9. and a cushion rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, a novel cylinder includes a base 1, a cylinder body 2, an air inlet 3, an air outlet 4, a piston plate 5, a piston rod 6 and a sealing unit 7; the cylinder body 2 is fixedly connected to the top of the base 1; the air inlet hole 3 and the air outlet hole 4 are formed in the side end of the cylinder body 2; the piston plate 5 is connected to the inner side wall of the cylinder body 2 in a sliding manner; the piston rod 6 is fixedly connected inside the piston plate 5 and is connected to the inner side wall of the cylinder body 2 in a sliding manner; the sealing unit 7 is arranged inside the cylinder body 2;

the sealing unit 7 comprises a sealing block 71, a clamping block 72, a locking groove 73, a clamping groove 74, a cavity 75, a locking block 76 and a first spring 77; the sealing block 71 is connected to the inner side wall of the cylinder body 2 in a sliding manner; the fixture block 72 is fixedly connected to the top of the sealing block 71; the locking groove 73 is formed in the fixture block 72; the clamping groove 74 is formed in the base 1 and is positioned on the same horizontal plane with the clamping block 72; the cavity 75 is arranged inside the base 1 and is positioned at the side end of the clamping groove 74; the locking block 76 is slidably connected to the inner side wall of the cavity 75; one end of the first spring 77 is fixedly connected to the side end of the locking block 76, and the other end is fixedly connected to the inner side wall of the cavity 75; when in work, the cylinder body 2 is connected with an air pump through the air inlet hole 3 and the air outlet hole 4 to work, when the piston plate 5 drives the piston rod 6 to reciprocate, the piston plate 5 slides upwards to extrude the sealing block 71 to plug and seal the piston rod 6 and the pore of the cylinder body 2, when the sealing block 71 is forced to slide in the hole, the clamping block 72 is driven to slide towards the inside of the clamping groove 74, because the end of the locking block 76 is arc-shaped, when the latch 72 slides in the slot 74, the locking block 76 is pressed to slide towards the cavity 75 to press the first spring 77, when the locking groove 73 is aligned with the cavity 75, the first spring 77 generates an elastic force to push the locking piece 76 into the locking groove 73 to be locked, so that the sealing block 71 is blocked at the gap between the cylinder body 2 and the piston rod 6 for a long time to seal, and then improved cylinder body 2's sealed effect for cylinder body 2's work efficiency obtains improving.

The piston rod 6 is internally provided with a mounting unit 8; the mounting unit 8 comprises a sliding chute 81, a telescopic rubber block 82, a fixing rod 83, a limiting groove 84, a mounting plate 85 and a threaded hole 86; the sliding groove 81 is formed in the piston rod 6; the telescopic rubber block 82 is fixedly connected to the inner side wall of the sliding chute 81; the fixed rod 83 is connected to the inner side wall of the sliding groove 81 in a sliding manner; the limiting groove 84 is formed in the inner side wall of the fixing rod 83; the mounting plate 85 is fixedly connected to the top end of the fixed rod 83; the threaded holes 86 are formed in the mounting plate 85 and are provided with a plurality of threaded holes; during operation, when cylinder body 2 is used to needs, because the 6 tip areas of the inside piston rod of cylinder body 2 are less, can't cooperate various work pieces to carry out work, through seting up spout 81 in piston rod 6 is inside, can extrude dead lever 83 to spout 81 is inside, make dead lever 83 slide to spout 81 is inside, the flexible block rubber 82 of extrusion produces deformation, when dead lever 83 inserts spout 81 bottom, when spacing groove 84 aligns flexible block rubber 82, flexible block rubber 82 recovers the card and fixes inside spacing groove 84, add mounting panel 85 at the tip of dead lever 83, can adapt the size of various different work pieces, make cylinder body 2 receive more extensively.

The inner side wall of the sliding groove 81 is connected with a protective pad 87 in a sliding manner; the bottom of the protective pad 87 is fixedly connected with a second spring 88, and the other end of the protective pad is fixedly connected to the inner bottom wall of the sliding chute 81; the during operation, place at large-scale work piece when the inlet port 3 carries out the during operation, carry out work through threaded hole 86 with mounting panel 85 threaded connection on large-scale work piece, at the during operation, because piston rod 6 drives dead lever 83 and carries out the reciprocating motion that lasts, can lead to the tip of dead lever 83 and the inner wall of spout 81 to appear colliding, produce great noise and the problem of wearing and tearing, through installation protection pad 87 and second spring 88, fall and make an uproar and cushion the shock attenuation, improve the availability factor of cylinder body 2.

A protective pad 78 is fixedly connected to the bottom of the sealing block 71; the end part of the clamping block 72 is arc-shaped; the end of the locking block 76 is arc-shaped; during operation, through installation protection pad 78, the problem that collision leads to wearing and tearing appears in the inside wall that can effectual improvement piston plate 5 and cylinder body 2, and then improved the protective effect to piston plate 5.

The end of the telescopic rubber block 82 is in a semi-arc shape and is matched with the limit groove 84: the pair of sealing units 7 are symmetrically arranged, and the appearance of the sealing block 71 is L-shaped; during operation, when the clamping block 72 slides towards the inside of the clamping groove 74, the end part of the clamping block 72 and the end part of the locking block 76 are arc-shaped, so that the clamping problem cannot occur, and the clamping block 72 can slide to the bottom of the clamping groove 74 for fixing and sealing.

A wear-resistant pad 79 is fixedly connected to the side end of the sealing block 71; during operation, when piston rod 6 carries out reciprocating motion in cylinder body 2's inside, the junction frictional force of piston rod 6 and cylinder body 2 is higher, can lead to the problem that wearing and tearing appear in the outer wall of piston rod 6, through installation abrasion pad 79, can avoid appearing the great problem of junction frictional force of piston rod 6 and cylinder body 2, and then prolonged the life of piston rod 6.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a cushion rubber pad 9 is fixedly connected to an inner bottom wall of the cylinder body 2; during operation, when piston plate 5 and piston rod 6 are reciprocating motion, through installation rubber cushion pad 9, can play the effect of buffering abrasionproof, improved cylinder body 2's barrier propterty.

The working principle is that when the cylinder body 2 works, the air pump is connected to work through the air inlet hole 3 and the air outlet hole 4, when the piston plate 5 drives the piston rod 6 to reciprocate, the piston plate 5 slides upwards to extrude the sealing block 71 to plug and seal the piston rod 6 and the pore of the cylinder body 2, when the sealing block 71 is forced to slide in the hole, the clamping block 72 is driven to slide towards the inside of the clamping groove 74, because the end of the locking block 76 is arc-shaped, when the latch 72 slides in the slot 74, the locking block 76 is pressed to slide towards the cavity 75 to press the first spring 77, when the locking groove 73 is aligned with the cavity 75, the first spring 77 generates an elastic force to push the locking piece 76 into the locking groove 73 to be locked, so that the sealing block 71 is blocked at the gap between the cylinder body 2 and the piston rod 6 for a long time to seal, the sealing effect of the cylinder body 2 is further improved, so that the working efficiency of the cylinder body 2 is improved; when the cylinder body 2 is required to be used, the end part of the piston rod 6 in the cylinder body 2 is small in area and cannot be matched with various workpieces to work, the sliding groove 81 is formed in the piston rod 6, the fixing rod 83 can be extruded into the sliding groove 81, the fixing rod 83 can slide into the sliding groove 81, the telescopic rubber block 82 is extruded to deform, when the fixing rod 83 is inserted into the bottom of the sliding groove 81, the limiting groove 84 is aligned with the telescopic rubber block 82, the telescopic rubber block 82 is restored and clamped in the limiting groove 84 to be fixed, the mounting plate 85 is added to the end part of the fixing rod 83, the sizes of various workpieces can be adapted, and the application range of the cylinder body 2 is wider; when the air inlet 3 is placed on a large workpiece to work, the mounting plate 85 is in threaded connection with the large workpiece through the threaded hole 86 to work, when the air inlet works, the piston rod 6 drives the fixing rod 83 to perform continuous reciprocating motion, so that the end part of the fixing rod 83 collides with the inner wall of the sliding groove 81, and the problems of high noise and abrasion are caused; by installing the protection pad 78, the problem of abrasion caused by collision between the piston plate 5 and the inner side wall of the cylinder body 2 can be effectively solved, and the protection effect on the piston plate 5 is further improved; when the fixture block 72 slides towards the inside of the clamping groove 74, the end part of the fixture block 72 and the end part of the locking block 76 are arc-shaped, so that the problem of clamping can not occur, and the fixture block 72 can slide to the bottom of the clamping groove 74 for fixing and sealing; when piston rod 6 carries out reciprocating motion in cylinder body 2's inside, the junction frictional force of piston rod 6 and cylinder body 2 is higher, can lead to the problem that wearing and tearing appear in the outer wall of piston rod 6, through installation wear pad 79, can avoid appearing the great problem of junction frictional force of piston rod 6 and cylinder body 2, and then prolonged the life of piston rod 6.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A novel cylinder is characterized in that: comprises a base (1), a cylinder body (2), an air inlet (3), an air outlet (4), a piston plate (5), a piston rod (6) and a sealing unit (7); the cylinder body (2) is fixedly connected to the top of the base (1); the air inlet hole (3) and the air outlet hole (4) are formed in the side end of the air cylinder body (2); the piston plate (5) is connected to the inner side wall of the cylinder body (2) in a sliding manner; the piston rod (6) is fixedly connected inside the piston plate (5) and is connected to the inner side wall of the cylinder body (2) in a sliding manner; the sealing unit (7) is arranged inside the cylinder body (2);

the sealing unit (7) comprises a sealing block (71), a clamping block (72), a locking groove (73), a clamping groove (74), a cavity (75), a locking block (76) and a first spring (77); the sealing block (71) is connected to the inner side wall of the cylinder body (2) in a sliding manner; the fixture block (72) is fixedly connected to the top of the sealing block (71); the locking groove (73) is formed in the fixture block (72); the clamping groove (74) is formed in the base (1) and is positioned on the same horizontal plane with the clamping block (72); the cavity (75) is formed in the base (1) and is positioned at the side end of the clamping groove (74); the locking block (76) is connected to the inner side wall of the cavity (75) in a sliding mode; one end of the first spring (77) is fixedly connected to the side end of the locking block (76), and the other end of the first spring is fixedly connected to the inner side wall of the cavity (75).

2. The new cylinder as claimed in claim 1, wherein: the interior of the piston rod (6) is provided with an installation unit (8); the mounting unit (8) comprises a sliding groove (81), a telescopic rubber block (82), a fixing rod (83), a limiting groove (84), a mounting plate (85) and a threaded hole (86); the sliding groove (81) is formed in the piston rod (6); the telescopic rubber block (82) is fixedly connected to the inner side wall of the sliding groove (81); the fixed rod (83) is connected to the inner side wall of the sliding groove (81) in a sliding mode; the limiting groove (84) is formed in the inner side wall of the fixing rod (83); the mounting plate (85) is fixedly connected to the top end of the fixing rod (83); the threaded holes (86) are formed in the mounting plate (85) and are provided with a plurality of threaded holes.

3. The new cylinder as claimed in claim 2, wherein: the inner side wall of the sliding groove (81) is connected with a protective pad (87) in a sliding manner; the bottom of protection pad (87) is fixedly connected with second spring (88), and the other end is fixedly connected on the inside diapire of spout (81).

4. A new cylinder according to claim 3, characterized in that: and a protective pad (78) is fixedly connected to the bottom of the sealing block (71).

5. The new cylinder as claimed in claim 4, wherein: the end part of the clamping block (72) is arc-shaped; the end of the locking block (76) is arc-shaped.

6. The new cylinder as claimed in claim 5, wherein: the end part of the telescopic rubber block (82) is in a semi-arc shape and is matched with the limiting groove (84) in the direction.

7. The new cylinder as claimed in claim 6, wherein: the pair of sealing units (7) are symmetrically arranged, and the appearance of the sealing block (71) is L-shaped.

8. The new cylinder as claimed in claim 7, wherein: the side end of the sealing block (71) is fixedly connected with a wear-resistant pad (79).