CN214366982U

CN214366982U - Special cylinder for raising pigs

Info

Publication number: CN214366982U
Application number: CN202023211670.8U
Authority: CN
Inventors: 庄洪飞
Original assignee: Wuxi Bitebi Machinery Technology Co ltd
Current assignee: Wuxi Bitebi Machinery Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-10-08
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a special cylinder of raising pigs, its technical scheme main points are: comprises a cylinder body, a main cavity is arranged in the cylinder body, a piston is arranged in the main cavity in a sliding way, a buffer block is arranged on the side surface of the piston, the buffer block is fixedly connected with the piston through a screw, a buffer groove is arranged on the end surface of the inner cavity of the cylinder body, the buffer block is matched with the buffer groove, a first mounting convex ring is fixedly mounted on the other side surface of the piston, the first mounting convex ring is internally threaded with a piston rod, the end surface of the cylinder body is provided with an end cover, a plurality of mounting holes with equal distance are arranged on the surface of the end cover, fixing screws are arranged in the mounting holes, the end cover pass through set screw with cylinder body fixed connection, be equipped with the buffer block on the side of piston and be favorable to improving the buffer performance of piston to cylinder body inner chamber surface, reduce the impact, prevent that damage from appearing in cylinder body and piston.

Description

Special cylinder for raising pigs

Technical Field

The utility model relates to a cylinder technical field, in particular to special cylinder of raising pigs.

Background

A cylindrical metal member for guiding the piston to perform linear reciprocating motion in the cylinder. Air converts thermal energy into mechanical energy by expansion in an engine cylinder; the gas is compressed by a piston in a compressor cylinder to increase pressure.

The main components of the cylinder are as follows: the inner diameter of the cylinder barrel represents the output force of the cylinder; the end covers are provided with air inlet and outlet through holes, some end covers are also internally provided with buffer mechanisms, and the end cover at the rod side is provided with a sealing ring and a dust ring so as to prevent air leakage from the piston rod to the outside and prevent external dust from mixing in; thirdly, a piston is a pressure-bearing part in the cylinder; the piston rod is the most important stressed part in the cylinder, high-carbon steel is usually used, the surface of the piston rod is plated with hard chromium, or stainless steel is used for preventing corrosion, and the wear resistance of the sealing ring is improved; and fifthly, sealing rings, sealing parts at the rotating or reciprocating positions are called dynamic sealing, and sealing of static parts is called static sealing.

The piston can take place the striking to the end cover surface when current cylinder is used, and the long time can lead to cylinder body and piston to appear damaging, is unfavorable for the use of cylinder, and sealed the inconvenient dismantlement of pad when taking place wearing and tearing.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a special cylinder of raising pigs to solve the problem of mentioning in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the special air cylinder for raising pigs comprises a cylinder body, a main cavity body is arranged in the cylinder body, a piston is arranged in the main cavity body in a sliding mode, a buffer block is arranged on the side face of the piston and fixedly connected with the piston through a screw, a buffer groove is formed in the end face of an inner cavity of the cylinder body, the buffer block and the buffer groove are matched with each other, a first installation convex ring is fixedly arranged on the surface of the other side of the piston, a piston rod is connected with the first installation convex ring in an inner threaded mode, an end cover is arranged on the end face of the cylinder body, a plurality of mounting holes with equal intervals are formed in the surface of the end cover, fixing screws are arranged in the mounting holes, the end cover is fixedly connected with the cylinder body through the fixing screws, a second installation convex ring is fixedly arranged on the surface of the end cover, a ring sleeve is connected with the inner threaded mode of the second installation convex ring, and a first annular groove is formed in the ring sleeve, a first sealing gasket is installed in the first annular groove, the piston rod penetrates through the end cover in a sliding mode, and the first sealing gasket is sleeved on the piston rod.

Through adopting above-mentioned technical scheme, be equipped with the buffer block on the side of piston and be favorable to improving the buffer performance of piston to cylinder body inner chamber surface, reduce the impact, the dashpot that is equipped with is mutually supported with the buffer block, prevent that damage from appearing in cylinder body and piston, the first installation bulge loop and the piston rod threaded connection of installation on the opposite side surface of piston, the change of the piston rod of being convenient for, the second installation bulge loop and the ring cover threaded connection that are equipped with, the ring cover of being convenient for installation and dismantlement, make things convenient for the first sealed pad of installation to change in the ring cover.

Preferably, two symmetrical positioning holes are formed in the end face of one side of the cylinder body, two symmetrical positioning columns are fixedly mounted on the end face of the end cover, and the positioning columns are slidably mounted in the positioning holes.

Through adopting above-mentioned technical scheme, the locating hole on the cylinder body is favorable to the end cover when the installation, fixes a position in the locating hole through last fixed reference column slidable mounting of end cover, the deviation appears when preventing the end cover installation.

Preferably, a second annular groove is formed in the end face of the end cover, and a second sealing gasket is installed in the second annular groove.

Through adopting above-mentioned technical scheme, the second annular groove that is equipped with is convenient for the second sealed pad to be installed on the terminal surface of end cover, reduces the clearance between cylinder body and the end cover, improves the leakproofness.

Preferably, the buffer block is a rubber buffer block.

Through adopting above-mentioned technical scheme, the buffer block of rubber material can produce great deformation under very little exogenic action, can the reconversion after detaching external force, can not cause the damage to the cylinder body.

Preferably, the fixing screw is a countersunk head hexagonal screw.

Through adopting above-mentioned technical scheme, countersunk screw sinks to the end cover subsurface, makes the surfacing.

Preferably, the outer surface of the cylinder body is provided with a fixing frame, and the fixing frame is provided with a mounting reserved hole.

Through adopting above-mentioned technical scheme, the mount that is equipped with is convenient for the installation and the fixed of this cylinder, and the installation of the installation preformed hole screw of being equipped with is convenient for.

Preferably, a chamfer is arranged on the end face of the first mounting convex ring, and the size of the chamfer is 1mm multiplied by 45 degrees.

Through adopting above-mentioned technical scheme, the chamfer on the terminal surface of first installation bulge loop prevents that the terminal surface of first installation bulge loop from having stress concentration.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, in the special air cylinder for pig raising, the buffer block is arranged on the side surface of the piston, so that the buffer performance of the piston on the surface of the inner cavity of the cylinder body is improved, the impact force is reduced, the buffer groove and the buffer block are matched with each other, the cylinder body and the piston are prevented from being damaged, and the first mounting convex ring arranged on the other side surface of the piston is in threaded connection with the piston rod, so that the piston rod is convenient to replace;

in the second, this special cylinder of raising pigs, the second installation bulge loop that is equipped with and ring cover threaded connection, the installation and the dismantlement of the ring cover of being convenient for make things convenient for the first sealed pad of installation in the ring cover to change.

Drawings

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

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of fig. 2 at B.

Reference numerals: 1. a cylinder body; 2. a main chamber; 3. a piston; 4. a buffer block; 5. a buffer tank; 6. a first mounting collar; 7. a piston rod; 8. an end cap; 9. a second mounting collar; 10. sleeving a ring; 11. a first annular groove; 12. a first gasket; 13. positioning holes; 14. a positioning column; 15. a second annular groove; 16. A second gasket; 17. mounting holes; 18. a set screw; 19. a fixed mount; 20. mounting a preformed hole; 21. and (6) chamfering.

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. 1-4, the special cylinder for pig raising comprises a cylinder body 1, a main cavity 2 is arranged in the cylinder body 1, a piston 3 is arranged in the main cavity 2 in a sliding manner, a buffer block 4 is arranged on the side surface of the piston 3, the buffer block 4 is fixedly connected with the piston 3 through a screw, a buffer groove 5 is arranged on the end surface of an inner cavity of the cylinder body 1, the buffer block 4 is matched with the buffer groove 5, a first installation convex ring 6 is fixedly arranged on the surface of the other side of the piston 3, a piston rod 7 is connected with the first installation convex ring 6 through an internal thread, an end cover 8 is arranged on the end surface of the cylinder body 1, a plurality of equidistant installation holes 17 are arranged on the surface of the end cover 8, fixing screws 18 are arranged in the installation holes 17, the end cover 8 is fixedly connected with the cylinder body 1 through the fixing screws 18, a second installation convex ring 9 is fixedly arranged on the surface of the end cover 8, and a ring sleeve 10 is connected with the second installation convex ring 9 through an internal thread, a first annular groove 11 is formed in the ring sleeve 10, a first sealing gasket 12 is installed in the first annular groove 11, the piston rod 7 penetrates through the end cover 8 in a sliding mode, and the first sealing gasket 12 is sleeved on the piston rod 7.

Referring to fig. 4, two symmetrical positioning holes 13 are formed in one end face of the cylinder body 1, two symmetrical positioning columns 14 are fixedly mounted on the end face of the end cover 8, the positioning columns 14 are slidably mounted in the positioning holes 13, and the positioning holes 13 in the cylinder body 1 are beneficial to positioning the end cover 8 in the positioning holes 13 through the positioning columns 14 fixed on the end cover 8 in a sliding manner when the end cover 8 is mounted, so that deviation is prevented from occurring when the end cover 8 is mounted.

Referring to fig. 4, a second annular groove 15 is formed in the end face of the end cover 8, a second sealing gasket 16 is installed in the second annular groove 15, and the second annular groove 15 is provided to facilitate the installation of the second sealing gasket 16 on the end face of the end cover 8, so that the gap between the cylinder body 1 and the end cover 8 is reduced, and the sealing performance is improved.

Referring to fig. 2, the buffer block 4 is a rubber buffer block, and the buffer block 4 made of rubber can generate large deformation under the action of small external force, and can recover to the original state after the external force is removed, so that the cylinder body 1 cannot be damaged.

Referring to fig. 1, the set screws 18 are countersunk head cap screws that are sunk below the surface of the end cap 8 to make the surface flat.

Referring to fig. 1, a fixing frame 19 is installed on the outer surface of a cylinder body 1, an installation preset hole 20 is formed in the fixing frame 19, the installation and fixation of the cylinder are facilitated through the fixing frame 19, and the installation of a screw is facilitated through the installation preset hole 20.

Referring to fig. 3, the end face of the first mounting convex ring 6 is provided with a chamfer 21, the size of the chamfer 21 is 1mm × 45 °, and the chamfer 21 on the end face of the first mounting convex ring 6 prevents stress concentration on the end face of the first mounting convex ring 6.

The use principle and the advantages are as follows:

be equipped with buffer block 4 on the side of piston 3 and be favorable to improving the buffer performance of piston 3 to 1 inner chamber surface of cylinder body, reduce the impact, buffer slot 5 and buffer block 4 that are equipped with mutually support, prevent that damage from appearing in cylinder body 1 and piston 3, first installation bulge loop 6 and the piston rod 7 threaded connection of installation on the opposite side surface of piston 3, the change of the piston rod 7 of being convenient for, second installation bulge loop 9 and ring cover 10 threaded connection that are equipped with, the installation and the dismantlement of ring cover 10 of being convenient for, make things convenient for the first sealed 12 of installing in the ring cover 10 to change.

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. Raise pigs special cylinder, including cylinder body (1), its characterized in that: the cylinder is characterized in that a main cavity body (2) is arranged in the cylinder body (1), a piston (3) is arranged in the main cavity body (2), a buffer block (4) is arranged on the side face of the piston (3), the buffer block (4) is fixedly connected with the piston (3) through a screw arranged in the main cavity body, a buffer groove (5) is formed in the inner cavity end face of the cylinder body (1), the buffer block (4) is matched with the buffer groove (5), a first installation convex ring (6) is fixedly arranged on the surface of the other side of the piston (3), a piston rod (7) is connected with the first installation convex ring (6) in an internal thread manner, an end cover (8) is arranged on the end face of the cylinder body (1), a plurality of equidistant mounting holes (17) are formed in the surface of the end cover (8), a plurality of fixing screws (18) are arranged in the mounting holes (17), and the end cover (8) is fixedly connected with the cylinder body (1) through the fixing screws (18), the utility model discloses a piston rod, including end cover (8), fixed mounting has second installation bulge loop (9) on the surface of end cover (8), second installation bulge loop (9) female connection has ring cover (10), be equipped with first ring channel (11) in ring cover (10), install first sealed pad (12) in first ring channel (11), piston rod (7) slide and pass end cover (8), first sealed pad (12) suit is in on piston rod (7).

2. The special cylinder for raising pigs of claim 1, characterized in that: the cylinder is characterized in that two symmetrical positioning holes (13) are formed in the end face of one side of the cylinder body (1), two symmetrical positioning columns (14) are fixedly mounted on the end face of the end cover (8), and the positioning columns (14) are slidably mounted in the positioning holes (13).

3. The special cylinder for raising pigs of claim 1, characterized in that: and a second annular groove (15) is formed in the end face of the end cover (8), and a second sealing gasket (16) is installed in the second annular groove (15).

4. The special cylinder for raising pigs of claim 1, characterized in that: the buffer block (4) is a rubber buffer block.

5. The special cylinder for raising pigs of claim 1, characterized in that: the fixing screw (18) is a countersunk head hexagon screw.

6. The special cylinder for raising pigs of claim 1, characterized in that: the outer surface of the cylinder body (1) is provided with a fixing frame (19), and the fixing frame (19) is provided with a mounting reserved hole (20).

7. The special cylinder for raising pigs of claim 1, characterized in that: the end face of the first installation convex ring (6) is provided with a chamfer (21), and the size of the chamfer (21) is 1mm multiplied by 45 degrees.