CN210366442U

CN210366442U - Blade brake resistance ware

Info

Publication number: CN210366442U
Application number: CN201921317624.0U
Authority: CN
Inventors: 黄学庆
Original assignee: Fuzhou Qingjia Metal Product Co ltd
Current assignee: Fuzhou Qingjia Metal Product Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-04-21
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a blade brake resistor, the structure of which comprises a shell, a bracket, an eccentric wheel and a connecting piece, wherein the shell is fixedly connected with the upper part of the bracket, the shell is hollow and is provided with a cylindrical oil cavity, a wear-resistant ring is arranged in the oil cavity, a rotor is arranged at the axle center of the eccentric wheel, rolling bearings are arranged in the left side wall and the right side wall of the oil cavity, the two ends of the rotor are movably connected with the two sides of the shell through the rolling bearings, one end of the rotor extends out of the shell and is fixedly connected with one end of the connecting piece, and the other end of the connecting piece is fixedly connected with a main shaft of a pipe winder; the utility model discloses fixed mounting is in the lateral part of reelpipe ware, and through the main shaft connection of rotor with the reelpipe ware, the resistance that utilizes rotating vane to produce when the fluid intracavity rotates to the realization reduces the purpose of the rotation rate of reelpipe ware pivot when receiving the pipe, has improved the security of reelpipe ware greatly.

Description

Blade brake resistance ware

Technical Field

The utility model relates to a blade brake resistance ware belongs to reelpipe ware technical field.

Background

The pipe coiling device is also called a wire coiling device, winds a pipe or a wire on a shaft, can automatically retract after being pulled out, is simple and practical, and is widely used in various production assembly workshops, maintenance workshops, automobile beauty shops, automobile 4S shops and other workplaces; the structure of current reelpipe ware mainly includes the shell, set up the reel in the shell, the reel is outer around having the hose, connect the wind spring in the reel, after the hose is outwards pulled out, the hose can drive the reel rotatory, the reel drives the taut pressure accumulation of wind spring, after loosening the hose, the wind spring just can drive the reel under the restoring force effect and toward circling round the commentaries on classics, the reel drives in the hose withdrawal shell, this structure does not have the device to hose or reel speed reduction, the speed is too fast when leading to the hose to retract, too fiercely, cause the hose to appear whipping retracting in-process, injure user or article just carelessly easily, there is certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blade brake resistance ware to the not enough of prior art to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a blade brake resistor structurally comprises a shell, a support, an eccentric wheel and a connecting piece, wherein the shell is fixedly connected with the upper portion of the support, the side portion of the support is fixedly connected with one side of a pipe coiling device, a hollow cylindrical oil cavity is arranged in the shell, a wear-resistant ring is arranged in the oil cavity, a containing cavity matched with the wear-resistant ring is arranged in one side portion of the shell, a plurality of first springs are arranged in the containing cavity, one side of the wear-resistant ring is elastically connected with the bottom of the containing cavity through the first springs, a pressure plate is arranged on the outer side of the other side portion of the shell, a plurality of ejector pins are arranged on one side of the pressure plate facing the shell, one end of each ejector pin penetrates through the other side portion of the shell and abuts against the other side of the wear-resistant ring, an adjusting screw rod is arranged in the center of the pressure plate and penetrates through the pressure plate and is in threaded connection, the eccentric wheel is arranged at the eccentric position in the oil cavity, the axle center of the eccentric wheel is provided with a rotor, two ends of the rotor are movably connected with two sides of the shell through rolling bearings, and one end of the rotor extends out of the shell and is fixedly connected with one end of the connecting piece, the other end of the connecting piece is fixedly connected with a main shaft of the pipe coiling device, one end of the rotor, which is positioned outside the shell, is also sleeved with a shaft sealing plate, the shaft sealing plate is fixedly connected with the outer side of the shell, the eccentric wheel is provided with a plurality of rotating blades along the radial direction, one end of each rotating blade is provided with a second spring, and each rotating blade can be stretched on the eccentric wheel through the corresponding second spring, and the other end of each rotating blade extends out of the eccentric wheel and is abutted against the wear-resistant ring.

Furthermore, an oil return groove is formed in the wear-resistant ring, the oil return groove is formed along the inner side of the wear-resistant ring, and the length of the oil return groove is not less than one fourth of the circumference of the inner ring of the wear-resistant ring.

Furthermore, a first sealing ring for preventing oil leakage is arranged between the shell and the shaft sealing plate.

Furthermore, each rotating blade is provided with an oil hole which longitudinally penetrates through the rotating blade.

Further, the number of the rotary blades is four.

Furthermore, the middle part of each thimble all overlaps and is equipped with the second sealing washer that is used for preventing the oil leak.

Furthermore, the number of the thimbles is four.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a blade brake resistance ware, the casing passes through support fixed mounting in the lateral part of reelpipe ware, the one end of rotor links firmly through the main shaft of connecting piece with the reelpipe ware, when the reelpipe ware is in the unwrapping wire process, through screwing up adjusting screw, the pressure disk is close to the casing, each thimble promotes wear-resisting circle and contracts to holding the intracavity, make the opposite side of wear-resisting circle and the lateral wall in oil liquid chamber produce the clearance, the rotor rotates along with the main shaft of reelpipe ware simultaneously, each rotating blade on the eccentric wheel stirs fluid, fluid circulates through the clearance between the lateral wall in wear-resisting circle and the fluid chamber, make each rotating blade receive resistance little, the rotational speed of rotor and reelpipe ware main shaft is not influenced basically, the reelpipe ware normally unwrapp; on the contrary, in the automatic winding process of the pipe winder, the pressure plate is driven by the adjusting screw to be far away from the shell, the ejector pins move from the oil cavity to the outside of the shell, the wear-resistant rings rebound through the springs, two sides of the wear-resistant rings are attached to the oil cavity, at the moment, the rotor rotates reversely along with the main shaft of the pipe winder, the rotating blades on the eccentric wheel stir the oil, the resistance of the oil is increased, the rotating speed of the rotor is reduced by utilizing the reaction force of the rotating blades, and finally the speed of the main shaft of the pipe winder is reduced; the problem that the hose is thrown due to the fact that the hose retracts too fast and too fierce due to the fact that the speed of the main shaft of the hose coiling device is too fast is avoided, and a user or an article is accidentally injured is solved, and the safety of the hose coiling device is greatly improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a sectional view of a longitudinal section of the present invention;

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

in the figure: the oil-gas seal structure comprises a shell-1, a bracket-2, an eccentric wheel-3, a connecting piece-4, a shaft seal plate-5, a first sealing ring-6, an oil cavity-101, a wear-resistant ring-102, a containing cavity-103, a first spring-104, a pressure plate-105, a thimble-106, an adjusting screw-107, a second sealing ring-108, an oil return groove-109, a rotor-301, a rotating blade-302, a second spring-303 and an oil filling hole-304.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a blade braking resistor, which includes a housing 1, a support 2, an eccentric wheel 3, and a connecting member 4, wherein the housing 1 is fixedly connected to an upper portion of the support 2, a side portion of the support 2 is fixedly connected to one side of a pipe coiling device, the housing 1 is hollow and provided with a cylindrical oil cavity 101, the oil cavity 101 is provided with a wear-resistant ring 102, a containing cavity 103 matching with the wear-resistant ring is provided in one side portion of the housing, the containing cavity 103 is provided with a plurality of first springs 104, one side of the wear-resistant ring 102 is elastically connected to the bottom of the containing cavity 103 through the first springs 104, a pressure plate 105 is provided on an outer side of the other side portion of the housing 1, the pressure plate 105 is provided with four ejector pins 106 facing one side of the housing 1, and one end of each ejector pin 106 penetrates through the other side portion of the housing 101 and abuts against the other side of the wear-resistant ring 102, pressure disk 105 center is equipped with adjusting screw 107, adjusting screw 107 runs through pressure disk 105 and with 1 threaded connection of casing, eccentric wheel 3 set up in eccentric position in oil liquid chamber 101, just the axle center of eccentric wheel 3 is equipped with a rotor 301, the both ends of rotor 301 pass through antifriction bearing with the both sides portion swing joint of casing 1, just the one end of rotor 301 is extended casing 1 outside with the one end fixed connection of connecting piece 4, the main shaft of other end fixed connection reelpipe ware of connecting piece 4, rotor 301 is located casing 1 outside is served and is still overlapped and is equipped with axle shrouding 5, just axle shrouding 5 with the outside fixed connection of casing 1, eccentric wheel 3 is along radially being equipped with four rotating vane 302, each rotating vane 302's one end all is equipped with second spring 303, and each rotating vane 302 is through each that corresponds second spring 303 is in realize scalable each on the eccentric wheel 3 The other end of each rotating blade 302 extends out of the eccentric wheel 3 and is disposed against the wear-resistant ring 102.

In this embodiment, an oil return groove 109 is formed in the wear-resistant ring 102, and the oil return groove 109 is formed along the inner side of the wear-resistant ring 102, and has a length not less than one fourth of the circumference of the inner ring of the wear-resistant ring 102; through the oil return grooves 109, a small part of oil in the oil chamber 101 can flow through the oil return grooves 109, so that when the rotating blades 302 rotate in the oil chamber 101, the rotation is prevented from being stopped due to excessive resistance.

In this embodiment, a seal ring 6 for preventing oil leakage is further disposed between the housing 1 and the shaft seal plate 5; the shaft seal plate 5 is used for preventing oil in the oil cavity 101 from leaking between the rotor 301 and the rolling bearing 7, and meanwhile, the sealing performance of the device is greatly improved through the arranged sealing ring 6.

In this embodiment, each of the rotating blades 302 is provided with an oil hole 304 penetrating longitudinally; during the rotation of the rotating blades 302, part of oil enters the gap between the bottom of the rotating blade and the eccentric wheel through the oil injection hole, so that the flexibility of extension of the rotating blades 302 through the second spring 303 is greatly improved, the situation that the elasticity of the second spring 303 is insufficient due to external pressure and the end part of each rotating blade 302 does not extend out is avoided, and the service life of the device is prolonged.

In this embodiment, a first sealing ring 6 for preventing oil leakage is further disposed between the housing 1 and the shaft sealing plate 5; shaft seal board 5 is used for preventing that the fluid in the fluid chamber 101 from leaking between rotor 301 and the antifriction bearing, simultaneously through the first sealing washer 6 that sets up, has improved the sealing performance of this device greatly.

In this embodiment, the middle of each thimble 106 is sleeved with a second sealing ring 108 for preventing oil leakage, each thimble 106 penetrates through the housing 1 and abuts against one side of the wear-resistant ring 102, and is movably telescopic in the side portion of the housing 1, a certain gap must exist between the thimble 106 and the housing 1, and oil in the oil cavity 101 may leak out of the housing 1 along the gap between the thimble 106 and the housing 1, and the occurrence of this situation is effectively avoided by plugging each second sealing ring 108.

The working principle is as follows: the utility model discloses direct mount is on reelpipe ware, casing 1 passes through support 2 fixed mounting in the lateral part of reelpipe ware, the one end of rotor 301 links firmly through connecting piece 4 and the main shaft of reelpipe ware, when reelpipe ware in the unwrapping wire in-process, through screwing up adjusting screw 107, pressure disk 105 moves right and is close to casing 1, each thimble 106 promotes one side of wear-resisting circle 102 and contracts to holding the intracavity 103, make the opposite side of wear-resisting circle 102 and the lateral wall of fluid chamber 101 produce the clearance, rotor 301 rotates along with the main shaft of reelpipe ware simultaneously, each rotating vane 302 on the eccentric wheel 3 stirs fluid, fluid circulates through the clearance between the lateral wall of wear-resisting circle 102 and fluid chamber 101, make the resistance that each rotating vane 302 received little, do not basically influence the rotational speed of rotor 301 and reelpipe ware main shaft, reelpipe ware normal unwrapp; on the contrary, in the automatic winding process of the pipe coiling device, the adjusting screw 107 drives the pressure plate 105 to be far away from the shell 1, each ejector pin 106 moves from the oil cavity 101 to the outside of the shell 1, the wear-resistant ring 102 rebounds through each first spring 104, two sides of the wear-resistant ring 102 are attached to the oil cavity 101, the rotor 301 rotates reversely along with the main shaft of the pipe coiling device at the moment, each rotating blade 302 on the eccentric wheel 3 stirs oil, the resistance of the oil is increased, the rotating speed of the rotor 301 is reduced by the reactive force of each rotating blade 302, and finally the speed reduction of the main shaft of the pipe coiling device is achieved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A blade braking resistance ware which characterized in that: the pipe coiling machine comprises a shell (1), a support (2), an eccentric wheel (3) and a connecting piece (4), wherein the shell (1) is fixedly connected with the upper part of the support (2), the side part of the support (2) is fixedly connected with one side of a pipe coiling device, a hollow cylindrical oil liquid cavity (101) is arranged in the shell (1), a wear-resistant ring (102) is arranged in the oil liquid cavity (101), a containing cavity (103) matched with the wear-resistant ring is arranged in one side part of the shell, a plurality of first springs (104) are arranged in the containing cavity (103), one side of the wear-resistant ring (102) is elastically connected with the bottom of the containing cavity (103) through the first springs (104), a pressing plate (105) is arranged on the outer side of the other side part of the shell (1), and a plurality of ejector pins (106) are arranged on one side, facing the shell (1), of the pressing plate (105, one end of each thimble (106) penetrates through the other side of the shell (1) and is abutted against the other side of the wear-resistant ring (102), an adjusting screw (107) is arranged at the center of the pressure plate (105), the adjusting screw (107) penetrates through the pressure plate (105) and is in threaded connection with the shell (1), the eccentric wheel (3) is arranged at an eccentric position in the oil liquid cavity (101), a rotor (301) is arranged at the axis of the eccentric wheel (3), two ends of the rotor (301) are movably connected with two sides of the shell (1) through rolling bearings, one end of the rotor (301) extends out of the shell (1) and is fixedly connected with one end of the connecting piece (4), the other end of the connecting piece (4) is fixedly connected with a main shaft of the tube coiling device, and a shaft sealing plate (5) is further sleeved on one end of the rotor (301) positioned outside the shell (1), the shaft sealing plate (5) is fixedly connected with the outer side of the shell (1), the eccentric wheel (3) is provided with a plurality of rotating blades (302) along the radial direction, one end of each rotating blade (302) is provided with a second spring (303), each rotating blade (302) can stretch out and draw back on the eccentric wheel (3) through the corresponding second spring (303), and the other end of each rotating blade (302) extends out of the eccentric wheel (3) and abuts against the wear-resistant ring (102).

2. The vane brake resistor of claim 1, wherein: an oil return groove (109) is formed in the wear-resistant ring (102), the oil return groove (109) is formed along the inner side of the wear-resistant ring (102), and the length of the oil return groove is not less than one fourth of the circumference of the inner ring of the wear-resistant ring (102).

3. The vane brake resistor of claim 1, wherein: and a first sealing ring (6) for preventing oil leakage is further arranged between the shell (1) and the shaft sealing plate (5).

4. The vane brake resistor of claim 1, wherein: each rotating blade (302) is provided with an oil hole (304) which penetrates through the rotating blade in the longitudinal direction.

5. The vane braking resistor of claim 1 or 4, wherein: the number of the rotating blades (302) is four.

6. The vane brake resistor of claim 1, wherein: and a second sealing ring (108) for preventing oil leakage is sleeved at the middle part of each thimble (106).

7. The vane braking resistor of claim 1 or 6, wherein: the number of the thimbles (106) is four.