CN217922585U

CN217922585U - Portable sewing machine returns oil pipe conduit saddle device

Info

Publication number: CN217922585U
Application number: CN202222055125.7U
Authority: CN
Inventors: 樊圆圆; 巢江勇
Original assignee: Shenzhen Jiahongda Precision Technology Co ltd
Current assignee: Shenzhen Jiahongda Precision Technology Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-29
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a portable sewing machine returns oil pipe conduit saddle device relates to sewing machine technical field, including the sewing machine body, one side integrated into one piece of sewing machine body has the installation cavity, the oil return hose is installed to the inner wall of installation cavity, the outside cover of oil return hose is equipped with two elbows, the lag is installed to the inner wall of elbow, the inner wall of lag and the outer wall sliding connection of oil return hose, metal sleeve is all installed to the interior roof and the interior diapire of installation cavity, the utility model discloses in, through setting up the elbow, not only conveniently change the direction of oil return hose, to the protection of diversion department simultaneously, avoid buckling impaired and avoid hindering the oil return operation, through setting up metal sleeve and permanent magnet and stopper and spacing groove, not only easy to assemble dismantlement and fixed elbow, convenient change the oil return hose simultaneously, the phenomenon of having avoided the easy oil leak of oil return hose simultaneously conveniently changes the after-fixing.

Description

Portable sewing machine returns oil pipe conduit saddle device

Technical Field

The utility model relates to a sewing machine technical field especially relates to a portable sewing machine returns oil pipe conduit saddle device.

Background

The lubrication of the existing sewing machine is usually realized by supplying oil through an oil pump, the front cover of the sewing machine is frequently subjected to oil leakage in the using process, after the front cover is opened, an operator usually finds that the oil leakage phenomenon occurs due to the cracking of the bent part of an oil return pipe connected with the oil pump or the aging of oxidation corrosion after long-time use, so that the turning part of the oil return pipe in the front cover needs to be fixed and protected, and meanwhile, the poor tightness and easy oil leakage in the front cover can directly influence the normal use of the sewing machine.

The prior patent (publication number CN 208328340U) discloses an oil supply device for a sewing machine, which comprises a mounting bracket, wherein an oil pump is fixedly arranged on the mounting bracket, the oil pump comprises a main pump body and an auxiliary pump body, an outer driving wheel and an outer driven wheel which are meshed with each other are arranged in the main pump body, an inner driving wheel and an inner driven wheel are arranged in the auxiliary pump body, the inner driven wheel is sleeved outside the inner driving wheel and is meshed with the inner driving wheel, and the outer driving wheel and the inner driving wheel are coaxially arranged and can synchronously rotate; above-mentioned scheme implements the in-process, its oil return pipe is kept away from the one end of oil pump and is installed between sewing machine and protecgulum, there is oil leak phenomenon that oil return pipe buckling position easily ftractures or oxidation corrosion is ageing and appears after using for a long time, consequently, the diversion department of oil return pipe in the protecgulum needs fixing and protection, the not good easy oil leak of leakproofness of protecgulum department can direct influence sewing machine's normal use simultaneously, so this kind of sewing machine's oil supply unit can't avoid in the use its protecgulum department often to appear oil leak phenomenon and influence the problem of using in the sewing machine use basically, there is great limitation.

Therefore, it is necessary to provide a portable oil return pipe support device for a sewing machine to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a portable sewing machine returns oil pipe conduit saddle device has solved current sewing machine's oil supply unit in the use its protecgulum department can often appear the oil leak phenomenon and influence the technical problem who uses in its use unable avoiding sewing machine use basically.

For solving the technical problem, the utility model provides a pair of portable sewing machine returns oil pipe conduit saddle device, including the sewing machine body, one side integrated into one piece of sewing machine body has the installation cavity, the oil return hose is installed to the inner wall of installation cavity, the outside cover of oil return hose is equipped with two elbows, the lag is installed to the inner wall of elbow, the inner wall of lag and the outer wall sliding connection of oil return hose, metal casing is all installed to the interior roof and the interior diapire of installation cavity, the permanent magnet is installed to the outer wall of elbow, the permanent magnet is pegged graft with metal casing's inner wall, and the permanent magnet inhales with metal casing magnetism mutually, through setting up the elbow, not only conveniently changes the direction of oil return hose, to diversion protection department simultaneously, avoids buckling impaired and avoids hindering the oil return operation, through setting up metal casing and permanent magnet and stopper and spacing groove, not only easy to assemble dismantlement and fixed elbow, convenient the change hose simultaneously, the phenomenon of having avoided the oil return hose easily to change simultaneously is fixed.

Preferably, the stopper is installed to the outer wall of permanent magnet, the spacing groove of laminating mutually with the stopper outer wall is seted up to metal casing's outer wall, through setting up stopper and spacing groove, not only makes things convenient for permanent magnet and metal casing butt joint, makes the unable rotation of the intraductal permanent magnet of metal casing simultaneously to through the elbow and then promoted the stability after the oil return hose is fixed.

Preferably, one side of the sewing machine body is provided with a sealing assembly, the sealing assembly comprises a front cover inserted into one side of the sewing machine body, an assembling groove matched with the front cover is formed in one side of the sewing machine body, a plurality of grooves are formed in one side of the front cover, fixing bolts are inserted into the inner walls of the grooves and are in threaded connection with the sewing machine body, the sealing covers are inserted into the inner walls of the grooves, an operator keeps the sealing covers away from the grooves in the front cover, the fixing bolts can be rotated conveniently, the front cover can be mounted on the front side of the sewing machine body or dismounted from the front side of the sewing machine body conveniently, parts in the mounting cavity can be mounted and dismounted conveniently and repaired after the front cover is dismounted, the front cover is fixed behind the front side of the sewing machine body and is sealed in the mounting cavity, the problem that the operation of the sewing machine body is influenced by accidental oil leakage at the front cover of the existing sewing machine body is solved, the sealing performance is further improved by arranging the sealing covers, the oil return hose is prevented from being oxidized and corroded, and the problem that the oil leakage is easily caused after the oil hose is used for a long time is avoided again.

Preferably, the elbow is made of carbon fibers, the carbon fibers have the characteristics of high strength, high temperature resistance, corrosion resistance, difficulty in deformation and the like, the service life of the elbow is prolonged, the texture is light, and the elbow is convenient for operators to install and disassemble.

Preferably, the protection sleeve is made of rubber, the rubber is a high-elasticity polymer material with reversible deformation and is rich in elasticity, the protection sleeve can be greatly deformed under the action of small external force, the protection sleeve can restore the original state after the external force is removed, the protection sleeve is arranged to prevent the oil return hose and the elbow from being in rigid contact to damage the oil return hose, the oil return hose is prevented from being damaged due to overlarge pressure at two ends of the elbow, the oil return hose in the elbow is further effectively protected, and meanwhile, the stability of the oil return hose after the oil return hose is inserted into the elbow is improved.

Preferably, the outer wall of the sealing cover is provided with an annular buckling groove, the sealing cover is convenient to take down by operators through nails of the operators, meanwhile, the sealing cover is convenient to take down by using a flat screwdriver and other related tools, and the sealing cover is convenient to disassemble.

Preferably, a gasket is arranged between the fixing bolt and the groove, pressure between the fixing bolt and the groove is reduced by the gasket, the fixing bolt is prevented from loosening, and sealing performance is further ensured.

Preferably, the sealing gasket is installed to the opposite side of protecgulum, the outer wall that seals up is inconsistent with the inner wall of installation cavity, through setting up sealed the pad, has ensured the leakproofness of installation cavity, avoids unexpected oil leak and influences the problem of sewing machine body operation.

Compared with the prior art, the utility model provides a pair of portable sewing machine returns oil pipe conduit saddle device has following beneficial effect:

1. the utility model discloses in, through setting up the elbow, not only conveniently change the direction of oil return hose, protect diversion department simultaneously, avoid buckling impaired and avoid hindering the oil return operation, through setting up the lag, prevent to produce rigid contact and harm the oil return hose between oil return hose and the elbow, the stability of oil return hose after pegging graft in the elbow has been promoted simultaneously, through setting up metal sleeve and permanent magnet and stopper and spacing groove, not only easy to assemble dismantlement and fixed elbow, convenient to detach lag and conveniently change the oil return hose simultaneously, the phenomenon of having avoided the easy oil leak of oil return hose is conveniently changed the after-fixing simultaneously greatly.

2. The utility model discloses in, operating personnel will seal the lid and keep away from the recess on the protecgulum, make things convenient for rotatory fixing bolt, thereby be convenient for install the protecgulum at the front side of sewing machine body or demolish from the front side of sewing machine body, demolish the spare part of being convenient for installation dismantlement and maintenance installation intracavity behind the protecgulum, the protecgulum is fixed behind the front side of sewing machine body, it is sealed to the installation cavity, avoid its protecgulum department of current sewing machine body to influence the problem of sewing machine body operation because of unexpected oil leak, and through setting up sealed lid, the leakproofness has further been promoted, avoid oil return hose oxidation corrosion, avoid the problem of oil leak after oil return hose uses for a long time once more.

Drawings

FIG. 1 is a schematic view of the overall structure of a portable sewing machine oil return pipe bracket device;

FIG. 2 is a schematic cross-sectional view of a portable sewing machine oil return pipe bracket device;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

The reference numbers in the figures: 1. a sewing machine body; 2. a mounting cavity; 3. an oil return hose; 4. bending the pipe; 5. a protective sleeve; 6. a metal sleeve; 7. a permanent magnet; 8. a limiting block; 9. a limiting groove; 10. a front cover; 11. a groove; 12. fixing the bolt; 13. a sealing cover; 14. an annular catching groove; 15. a gasket; 16. and a gasket.

Detailed Description

Embodiments of the present invention are described in detail below.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are used in the orientation or positional relationship indicated on the basis of the drawings, it is only for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Embodiment one, given by fig. 1-3, a portable sewing machine oil return pipe conduit saddle device, including sewing machine body 1, one side integrated into one piece of sewing machine body 1 has installation cavity 2, oil return hose 3 is installed to the inner wall of installation cavity 2, oil return hose 3's one end and oil pump fixed connection, oil return hose 3's outside cover is equipped with two elbows 4, lag 5 is installed to elbow 4's inner wall, lag 5 is installed to lag 5's inner wall and the outer wall sliding connection of oil return hose 3, the equal fixed mounting of roof and the inner bottom wall of installation cavity 2 has metal sleeve 6, fixed permanent magnet 7 is installed to elbow 4's outer wall, permanent magnet 7 is pegged graft with metal sleeve 6's inner wall, permanent magnet 7 attracts with metal sleeve 6 magnetism mutually, through setting up elbow 4, not only conveniently change the direction of oil return hose 3, protect diversion department simultaneously, avoid buckling impaired and avoid hindering the oil return operation, through setting up metal sleeve 6 and permanent magnet 7 and stopper 8 and spacing groove 9, not only conveniently dismantle and fix elbow 4, be convenient for changing oil return hose 3 simultaneously, the easy oil leak of the easy phenomenon of fixing when having avoided greatly.

In addition, for elbow 4, its material is the carbon fiber, and the carbon fiber has, intensity is high, high temperature resistant, corrosion-resistant and non-deformable characteristic, has prolonged elbow 4's life, and the texture is lighter, makes things convenient for operating personnel to install and dismantle.

In addition, the protecting sleeve 5 is made of rubber, the rubber is a high-elasticity polymer material with reversible deformation and is rich in elasticity, large deformation can be generated under the action of small external force, the protecting sleeve can recover the original shape after the external force is removed, the oil return hose 3 is prevented from being damaged due to rigid contact between the oil return hose 3 and the elbow 4 by arranging the protecting sleeve 5, meanwhile, the oil return hose 3 is prevented from being damaged due to overlarge pressure at two ends of the elbow 4, the oil return hose 3 in the elbow 4 is further effectively protected, and meanwhile, the stability of the oil return hose 3 after being inserted into the elbow 4 is improved.

In addition, to permanent magnet 7, its outer wall fixed mounting has stopper 8, and the spacing groove 9 of laminating mutually with 8 outer walls of stopper is seted up to the outer wall of metal sleeve 6, through setting up stopper 8 and spacing groove 9, not only makes things convenient for

permanent magnet

7 and 6 docks of metal sleeve, makes permanent magnet 7 in the metal sleeve 6 unable rotations simultaneously to through elbow 4 and then promoted the stability after oil return hose 3 is fixed.

Embodiment two, on the basis of embodiment one, refer to fig. 2 and 4, one side of sewing machine body 1 is provided with seal assembly, seal assembly includes protecgulum 10 of pegging graft in sewing machine body 1 one side, the assembly groove with protecgulum 10 looks adaptation is seted up to one side of sewing machine body 1, installation cavity 2 communicates with the assembly groove, a plurality of recesses 11 have been seted up to one side of protecgulum 10, fixing bolt 12 has been pegged graft to the inner wall of recess 11, fixing bolt 12 and sewing machine body 1 threaded connection, the inner wall of recess 11 is pegged graft and is had sealed lid 13, sealed lid 13 offsets with the inner wall of recess 11, operating personnel keeps away from sealed lid 13 recess 11 on protecgulum 10, conveniently rotate fixing bolt 12, thereby be convenient for install protecgulum 10 in the front side of sewing machine body 1 or demolish from the front side of sewing machine body 1, be convenient for the installation dismantlement and overhaul the spare part in installation cavity 2 after dismantling protecgulum 10, protecgulum 10 is fixed behind the front side of sewing machine body 1, seal cavity 2 is sealed, avoid current sewing machine body 1 its protecgulum 10 department to influence the problem that sewing machine body 1 because of the sealed operation once more, the easy oxidation of oil leakage problem of oil, the sealing performance of avoiding, the problem of avoiding the long-time use, the problem of avoiding the oil is prevented, the hose is corroded, the problem of the sealing through the sealing 3 again, the easy use again, the problem of the oil is avoided, the oil.

In addition, as for the sealing cover 13, the outer wall thereof is provided with the annular fastening groove 14, and by arranging the annular fastening groove 14, an operator can conveniently take off the sealing cover 13 through the nail of the operator, and meanwhile, the sealing cover 13 can be conveniently taken off by using a flat screwdriver or other related tools, so that the sealing cover 13 can be conveniently detached.

Further, as for the fixing bolt 12, a gasket 15 is provided between it and the groove 11, and by providing the gasket 15, the pressure between the fixing bolt 12 and the groove 11 is reduced, and the fixing bolt 12 is prevented from loosening, thereby ensuring the sealing property.

In addition, as for the front cover 10, a sealing gasket 16 is fixedly installed on the other side of the front cover, the outer wall of the sealing gasket 16 is abutted to the inner wall of the installation cavity 2, and the sealing performance of the installation cavity 2 is ensured by arranging the sealing gasket 16, so that the problem that the operation of the sewing machine body 1 is influenced due to accidental oil leakage is avoided.

The working principle is as follows:

avoid oil return hose 3 to buckle in installation cavity 2 and appear the oil leak phenomenon after impaired and hinder when the oil return operation:

through setting up elbow 4, not only conveniently change return hose 3's direction, protect turning department simultaneously, avoid buckling impaired and avoid hindering the oil return operation, through setting up lag 5, prevent to produce rigid contact and harm return hose 3 between return hose 3 and the elbow 4, avoid elbow 4's both ends pressure too big and damage return hose 3 simultaneously, and then the effectual return hose 3 of protecting in the elbow 4, the stability of the grafting of return hose 3 in elbow 4 after has been promoted simultaneously, through setting up metal sleeve 6 and permanent magnet 7 and stopper 8 and spacing groove 9, not only easy to assemble dismantlement and fixed elbow 4, simultaneously convenient to detach lag 5 and conveniently change return hose 3, the easy phenomenon of returning hose 3 oil leak has been avoided greatly and the back is fixed conveniently changed simultaneously.

Avoid the unexpected oil leak of its protecgulum 10 department of current sewing machine body 1 and when influencing sewing machine body 1 operation:

an operator keeps away the sealing cover 13 from the groove 11 on the front cover 10, the fixing bolt 12 is convenient to rotate, the front cover 10 is convenient to install on the front side of the sewing machine body 1 or to dismantle from the front side of the sewing machine body 1, parts in the installation cavity 2 are convenient to install, dismantle and overhaul after the front cover 10 is dismantled, the front cover 10 is fixed on the back of the front side of the sewing machine body 1 and is sealed on the installation cavity 2, the problem that the operation of the sewing machine body 1 is influenced by accidental oil leakage at the front cover 10 of the existing sewing machine body 1 is avoided, the sealing cover 13 is arranged, the sealing performance is further improved, the oil return hose 3 is prevented from being oxidized and corroded, and the problem that the oil return hose 3 is prone to leak after being used for a long time is solved again.

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 portable sewing machine returns oil pipe conduit saddle device, includes sewing machine body (1), its characterized in that, one side integrated into one piece of sewing machine body (1) has installation cavity (2), oil return hose (3) are installed to the inner wall of installation cavity (2), the outside cover of oil return hose (3) is equipped with two elbows (4), lag (5) are installed to the inner wall of elbow (4), the inner wall of lag (5) and the outer wall sliding connection of oil return hose (3), metal sleeve (6) are all installed to the interior roof and the interior bottom wall of installation cavity (2), permanent magnet (7) are installed to the outer wall of elbow (4), permanent magnet (7) are pegged graft with the inner wall of metal sleeve (6), and permanent magnet (7) and metal sleeve (6) magnetism inhale mutually.

2. The convenient oil return pipe bracket device of the sewing machine as claimed in claim 1, wherein the outer wall of the permanent magnet (7) is provided with a limit block (8), and the outer wall of the metal sleeve (6) is provided with a limit groove (9) which is attached to the outer wall of the limit block (8).

3. The convenient oil return pipe bracket device for the sewing machine as claimed in claim 1, wherein a sealing assembly is arranged on one side of the sewing machine body (1), the sealing assembly comprises a front cover (10) inserted into one side of the sewing machine body (1), an assembly groove matched with the front cover (10) is formed in one side of the sewing machine body (1), a plurality of grooves (11) are formed in one side of the front cover (10), fixing bolts (12) are inserted into inner walls of the grooves (11), the fixing bolts (12) are in threaded connection with the sewing machine body (1), and sealing covers (13) are inserted into inner walls of the grooves (11).

4. The oil return pipe bracket device of the portable sewing machine according to claim 1, characterized in that the elbow (4) is made of carbon fiber.

5. The oil return pipe bracket device for the portable sewing machine according to claim 1, wherein the protecting sleeve (5) is made of rubber.

6. The portable oil return pipe bracket device of the sewing machine according to claim 3, characterized in that the outer wall of the sealing cover (13) is provided with an annular buckle groove (14).

7. The portable sewing machine oil return pipe bracket device according to claim 3, characterized in that a gasket (15) is arranged between the fixing bolt (12) and the groove (11).

8. The convenient oil return pipe bracket device for the sewing machine according to claim 3, characterized in that a sealing gasket (16) is installed on the other side of the front cover (10), and the outer wall of the sealing gasket (16) is abutted against the inner wall of the installation cavity (2).