CN218151980U

CN218151980U - Pin shaft capable of preventing lubricating oil from leaking

Info

Publication number: CN218151980U
Application number: CN202222293066.7U
Authority: CN
Inventors: 祁玉卓
Original assignee: JIANGSU HUATIAN MACHINERY EQUIPMENT CO Ltd
Current assignee: JIANGSU HUATIAN MACHINERY EQUIPMENT CO Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-27
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to a round pin axle technical field specifically is a prevent round pin axle of lubricating oil leakage, include: the upper surface of one end part of the pin shaft body is provided with a fixing hole, and the fixing hole penetrates through the end part of the whole pin shaft body; the pin shaft sleeve is of a hollow cylindrical structure, and the oil absorption cotton is sleeved on the outer surface of the pin shaft body; the oil absorption cotton is arranged on the outer surface of the pin shaft sleeve, and the side wall of the oil absorption cotton is provided with a limiting strip; the beneficial effects are that: revolve and twist sealing bolt, with sealing bolt from the inside of through-hole back-out, then pour into lubricating oil into the inside of oiling mouth through the through-hole, pour into the back, will seal bolt revolves the inside of twisting into the through-hole, lubricating oil flows into the inside of oil storage tank through the drainage hole, then pour into between round pin axle sleeve and the round pin axle body through the oil storage tank, the setting of two sets of seal ring can prevent lubricating oil and reveal, round pin axle body is in the course of the work, lubricating oil flows into the surface in joint groove through the lubricated mouthful of multiunit, then absorb the coating on the part surface by the oil absorption cotton.

Description

Pin shaft capable of preventing lubricating oil from leaking

Technical Field

The utility model relates to a round pin axle field specifically is a prevent round pin axle of lubricating oil leakage.

Background

The pin shaft is a standardized fastener, can be fixedly connected statically, can also move relative to a connected piece, is mainly used at the hinged part of two parts to form hinged connection, is usually locked by a cotter pin, and has reliable work and convenient disassembly;

under the normal operating condition of the pin shaft, friction is continuously generated between the inner walls of the two parts of the pin shaft and the outer surface of the pin shaft, the outer surface of the pin shaft can be abraded due to the generation of the friction force, the larger the friction force is, the quicker the outer surface of the pin shaft is abraded, and therefore lubricating oil needs to be frequently smeared on the outer surface of the pin shaft to reduce the friction force, but due to negligence of operators, the situation that the lubricating oil is forgotten to be smeared often occurs, and the service life of the pin shaft is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent round pin axle of lubricating oil leakage to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a prevent round pin axle of lubricating oil leakage, prevent round pin axle of lubricating oil leakage includes:

the upper surface of the end part of one end of the pin shaft body is provided with a fixing hole, and the fixing hole penetrates through the end part of the whole pin shaft body;

the pin shaft sleeve is of a hollow cylindrical structure, and the oil absorption cotton is sleeved on the outer surface of the pin shaft body;

the oil absorption is cotton, and the oil absorption is cotton to be set up at the surface of round pin axle sleeve, and the cotton lateral wall of oil absorption is provided with spacing.

Preferably, the oil storage tank has been seted up to the surface of round pin axle body, and the oil storage tank is helical structure, and the length size of oil storage tank and the pole length phase-match of round pin axle body, and the drainage hole has been seted up to the one end tip lateral wall of oil storage tank, and the drainage hole is seted up in the pole of round pin axle body inside, and the one end tip that the oil storage tank was kept away from in the drainage hole is connected with the inside of oiling mouth, and the oiling mouth is seted up at the pole of round pin axle body surface.

Preferably, the oiling mouth is cylindrical structure, and the lateral wall of oiling mouth is connected with the drainage groove, and the transversal arc structure of personally submitting in drainage groove, drainage groove offer at the pole body surface of round pin axle body, and one side in drainage groove has seted up the seal groove, and the seal groove is seted up at the pole body surface of round pin axle body, and the seal groove has seted up two sets ofly, and two sets of seal grooves use the pole body of round pin axle body to carry out the symmetric distribution as the center.

Preferably, the inner wall size of round pin axle sleeve and the big or small phase-match of pole body diameter of round pin axle body, the fixed seal ring that is provided with of one end tip inner wall of round pin axle sleeve, seal ring are the round ring shape structure, seal ring's size and seal groove phase-match, and seal ring is provided with two sets ofly, and two sets of seal rings use the round pin axle sleeve to carry out the symmetric distribution as the center, and the round pin axle sleeve is through the surface of two sets of seal ring joint at round pin axle body pole body.

Preferably, the joint groove has been seted up to seal ring's surface, and the joint groove is helical structure, and the size and the oil storage tank phase-match in joint groove, and the lower surface central symmetry in joint groove puts and has seted up the lubrication mouth, and the multiunit has been seted up to the lubrication mouth, and multiunit lubrication mouth is along the even symmetric distribution in joint groove, and multiunit lubrication mouth all runs through the lateral wall of round pin axle sleeve and communicates each other with the oil storage tank.

Preferably, the through hole has been seted up to the one end tip central symmetry position of round pin axle sleeve, and the through hole runs through the lateral wall of round pin axle sleeve, and the through hole is located directly over the oiling mouth, and the inside of through hole is provided with sealing bolt, sealing bolt's size and through hole phase-match, and sealing bolt spiro union is in the inside of through hole.

Preferably, the cotton joint of oil absorption is in the inside in joint groove, the oil absorption cotton is helical structure, the cotton size of oil absorption and joint groove phase-match, spacing fixed connection is in the cotton lateral wall central symmetry position of oil absorption, spacing is helical structure, and spacing size and the cotton phase-match of oil absorption, spacing is provided with two sets ofly, two sets of spacing uses the oil absorption cotton to carry out the symmetric distribution as the center, two sets of spacing difference joints are in the inside of two sets of spacing grooves, two sets of spacing grooves are seted up respectively at the both sides lateral wall central symmetry position in joint groove, two sets of spacing grooves use the joint groove to carry out the symmetric distribution as the center, and the size and the spacing phase-match of spacing groove, the oil absorption cotton is in the inside in joint groove through two sets of spacing joint.

Compared with the prior art, the beneficial effects of the utility model are that:

revolve and twist sealing bolt, with sealing bolt from the inside of through-hole back-out, then pour into lubricating oil into the inside of oiling mouth through the through-hole, pour into the back, will seal bolt revolves the inside of twisting into the through-hole, lubricating oil flows into the inside of oil storage tank through the drainage hole, then pour into between round pin axle sleeve and the round pin axle body through the oil storage tank, the setting of two sets of seal ring can prevent lubricating oil and reveal, round pin axle body is in the course of the work, lubricating oil flows into the surface in joint groove through the lubricated mouthful of multiunit, then absorb the coating on the part surface by the oil absorption cotton.

Drawings

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

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

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

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is a schematic view of the pin sleeve structure of the present invention;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

figure 7 is the utility model discloses oil absorption cotton structure schematic diagram.

In the figure: round pin axle body 1, fixed orifices 2, round pin axle sleeve 3, oil absorption are cotton 4, through-hole 5, sealing bolt 6, seal groove 7, oil storage tank 8, drainage hole 9, oiling mouth 10, drainage groove 11, seal ring 12, joint groove 13, lubricating mouth 14, spacing groove 15, spacing 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a prevent round pin axle of lubricating oil leakage, prevent round pin axle of lubricating oil leakage includes:

the pin shaft comprises a pin shaft body 1, wherein a fixing hole 2 is formed in the upper surface of one end part of the pin shaft body 1, the fixing hole 2 penetrates through the end part of the whole pin shaft body 1, an oil storage tank 8 is formed in the outer surface of the pin shaft body 1, the oil storage tank 8 is of a spiral structure, the length of the oil storage tank 8 is matched with the rod length of the pin shaft body 1, a drainage hole 9 is formed in the side wall of one end part of the oil storage tank 8, the drainage hole 9 is formed in the rod body of the pin shaft body 1, one end part, away from the oil storage tank 8, of the drainage hole 9 is connected with the inside of an oil filling port 10, the oil filling port 10 is formed in the outer surface of the rod body of the pin shaft body 1, the oil filling port 10 is of a cylindrical structure, the side wall of the oil filling port 10 is connected with a drainage groove 11, the cross section of the drainage groove 11 is of an arc-shaped structure, the drainage groove 11 is formed in the outer surface of the rod body of the pin shaft body 1, a sealing groove 7 is formed in one side of the drainage groove 11, the sealing groove 7 is formed in the outer surface of the pin shaft body 1, two groups of the sealing grooves 7, and the two groups are symmetrically distributed by taking the rod body 1 as the center;

the pin shaft sleeve 3 is of a hollow cylindrical structure, the oil absorption cotton 4 is sleeved on the outer surface of the pin shaft body 1, the size of the inner wall of the pin shaft sleeve 3 is matched with the diameter of a shaft body of the pin shaft body 1, the inner wall of one end part of the pin shaft sleeve 3 is fixedly provided with a sealing washer 12, the sealing washer 12 is of a circular ring structure, the size of the sealing washer 12 is matched with a sealing groove 7, two groups of sealing washers 12 are arranged, the two groups of sealing washers 12 are symmetrically distributed by taking the pin shaft sleeve 3 as a center, the pin shaft sleeve 3 is clamped on the outer surface of the shaft body of the pin shaft body 1 through the two groups of sealing washers 12, the outer surface of the sealing washer 12 is provided with a clamping groove 13, the clamping groove 13 is of a spiral structure, the size of the clamping groove 13 is matched with an oil storage groove 8, the central symmetrical position of the lower surface of the clamping groove 13 is provided with a lubricating port 14, the lubricating ports 14 are provided with a plurality of groups, the lubricating ports 14 are uniformly and symmetrically distributed along the clamping groove 13, the plurality of the lubricating ports 14 penetrate through the side wall of the pin shaft sleeve 3 and are mutually communicated with the oil storage groove 8, the central symmetrical position of one end part of the through hole 5, the through hole 5 penetrates through the side wall of the through hole 5, the through hole 5 is positioned above the through hole, the bolt 6, and the bolt 6 is arranged in a sealing way matched with the bolt 6, and the bolt in a sealing way, and the bolt is arranged in a screw joint;

oil absorption cotton 4, oil absorption cotton 4 sets up the surface at cotter bush 3, the lateral wall of oil absorption cotton 4 is provided with spacing 16, oil absorption cotton 4 joint is in the inside of joint groove 13, oil absorption cotton 4 is helical structure, oil absorption cotton 4's size and joint groove 13 phase-match, spacing 16 fixed connection is in the lateral wall central symmetry position of oil absorption cotton 4, spacing 16 is helical structure, and spacing 16's size and oil absorption cotton 4 phase-match, spacing 16 is provided with two sets ofly, two sets of spacing 16 use oil absorption cotton 4 to carry out the symmetric distribution as the center, two sets of spacing 16 joint respectively in the inside of two sets of spacing grooves 15, two sets of spacing grooves 15 are seted up respectively in the both sides lateral wall central symmetry position of joint groove 13, two sets of spacing grooves 15 use joint groove 13 to carry out the symmetric distribution as the center, and spacing 15's size and spacing 16 phase-match, oil absorption cotton 4 passes through the inside of two sets of spacing 16 joints at joint groove 13.

The working principle is as follows: revolve wrong sealing bolt 6, revolve sealed bolt 6 from the inside of through-hole 5 and go out, then pour into lubricating oil into the inside of oiling mouth 10 through-hole 5, pour into the back, revolve the inside of revolving into through-hole 5 with sealed bolt 6, lubricating oil flows into the inside of oil storage tank 8 through drainage hole 9, then pour into between round pin axle sleeve 3 and the round pin axle body 1 through oil storage tank 8, two sets of seal ring 12's setting can prevent that lubricating oil from revealing, round pin axle body 1 is at the course of the work, lubricating oil flows into the surface in joint groove 13 through multiunit lubrication mouth 14, then absorb the coating on the part surface by oil absorption cotton 4.

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 prevent round pin axle of lubricating oil leakage which characterized in that: prevent round pin axle of lubricating oil leakage includes:

the hinge pin comprises a hinge pin body (1), wherein a fixing hole (2) is formed in the upper surface of one end part of the hinge pin body (1), and the fixing hole (2) penetrates through the end part of the whole hinge pin body (1);

the pin shaft sleeve (3), the pin shaft sleeve (3) is of a hollow cylindrical structure, and the oil absorption cotton (4) is sleeved on the outer surface of the pin shaft body (1);

the oil absorption cotton (4), the oil absorption cotton (4) set up the surface at round pin axle sleeve (3), and the lateral wall of oil absorption cotton (4) is provided with spacing (16).

2. The pin of claim 1 for preventing lubricant leakage, wherein: oil storage tank (8) have been seted up to the surface of round pin axle body (1), oil storage tank (8) are helical structure, the length size of oil storage tank (8) and the pole length phase-match of round pin axle body (1), and drainage hole (9) have been seted up to the one end tip lateral wall of oil storage tank (8), drainage hole (9) are seted up in the pole of round pin axle body (1) inside, the one end tip that oil storage tank (8) were kept away from in drainage hole (9) is connected with the inside of oiling mouth (10), the pole body surface at round pin axle body (1) is seted up in oiling mouth (10).

3. The lubricating oil leakage prevention pin shaft according to claim 2, characterized in that: oiling mouth (10) are cylindrical structure, and the lateral wall of oiling mouth (10) is connected with drainage groove (11), and the arc structure is personally submitted in the transversal of drainage groove (11), and the pole body surface in round pin axle body (1) is seted up in drainage groove (11), and one side in drainage groove (11) has seted up seal groove (7), and seal groove (7) are seted up at the pole body surface in round pin axle body (1), and seal groove (7) have seted up two sets ofly, and two sets of seal groove (7) use the pole body of round pin axle body (1) to carry out the symmetric distribution as the center.

4. The pin of claim 1 for preventing lubricant leakage, wherein: the inner wall size of round pin axle sleeve (3) and the big or small phase-match of pole body diameter of round pin axle body (1), the fixed seal ring (12) that is provided with in one end tip inner wall of round pin axle sleeve (3), seal ring (12) are the round ring shaped structure, the size and seal groove (7) phase-match of seal ring (12), and seal ring (12) are provided with two sets ofly, two sets of seal ring (12) use round pin axle sleeve (3) to carry out the symmetric distribution as the center, round pin axle sleeve (3) are at the surface of round pin axle body (1) pole body through two sets of seal ring (12) joint.

5. The lubricating oil leakage prevention pin shaft according to claim 4, characterized in that: joint groove (13) have been seted up to the surface of seal ring (12), joint groove (13) are helical structure, and the size and oil storage tank (8) phase-match of joint groove (13), lubricating mouth (14) have been seted up to the lower surface central symmetry position in joint groove (13), the multiunit has been seted up in lubricating mouth (14), multiunit lubricating mouth (14) along joint groove (13) even symmetric distribution, and multiunit lubricating mouth (14) all run through the lateral wall of round pin axle sleeve (3) and communicate each other with oil storage tank (8).

6. The lubricant leakage prevention pin of claim 5, wherein: through-hole (5) have been seted up to the one end tip central symmetry position of round pin axle sleeve (3), and through-hole (5) run through the lateral wall of round pin axle sleeve (3), and through-hole (5) are located oiling mouth (10) directly over, and the inside of through-hole (5) is provided with sealing bolt (6), and the size and through-hole (5) phase-match of sealing bolt (6), and sealing bolt (6) spiro union is in the inside of through-hole (5).

7. The pin of claim 1 for preventing lubricant leakage, wherein: the cotton (4) joint of oil absorption is in the inside of joint groove (13), oil absorption cotton (4) are helical structure, the size and the joint groove (13) phase-match of oil absorption cotton (4), spacing (16) fixed connection is in the lateral wall central symmetry position of oil absorption cotton (4), spacing (16) are helical structure, and the size and the oil absorption cotton (4) phase-match of spacing (16), spacing (16) are provided with two sets ofly, two sets of spacing (16) use oil absorption cotton (4) to carry out the symmetric distribution as the center, two sets of spacing (16) joint is respectively in the inside of two sets of spacing grooves (15), two sets of spacing grooves (15) are seted up respectively in the both sides lateral wall central symmetry position of joint groove (13), two sets of spacing grooves (15) use joint groove (13) to carry out the symmetric distribution as the center, and the size and the spacing (16) phase-match of spacing groove (15), oil absorption cotton (4) are in the inside of joint groove (13) through two sets of spacing (16).