阅读说明：本技术 一种天车用滑线集电器 (Slide wire current collector for overhead traveling crane ) 是由 田立 肖小文 许常龙 于 2019-11-28 设计创作，主要内容包括：本发明公开了一种天车用滑线集电器,包括天车端安装架,摆臂机构,拉伸弹簧,托臂机构,防脱弹簧和集电装置,本发明,通过设置集电装置,滑片的上端的两个角设置为弧形状,增加了滑片的圆润度,运行到滑线接头处时也不会出现滑片跳动,有效的防止滑线出现打火,导向柱是由圆头螺钉与塑胶管组成,其中圆头螺钉穿过塑胶管与外壳体固定,能够为滑片起到导向作用,即便滑片过度磨损,集电装置也不会从滑线内脱落,有效的保证了滑线集电器的正常运行；本发明,通过设置托臂机构,圆柱筒给集电装置一个自由的活动空间,能够灵活在滑线内滑动拉耳通过防脱弹簧矫正集电装置的偏斜度,避免滑片前后两个角磨损不一致,而出现滑片在滑线内打火。(The invention discloses a slide wire current collector for a crown block, which comprises a crown block end mounting frame, a swing arm mechanism, a tension spring, a supporting arm mechanism, an anti-drop spring and a current collector, wherein by arranging a current collector, two corners at the upper end of a slide sheet are arranged into arc shapes, the roundness of the slide sheet is increased, the slide sheet cannot jump when the slide wire runs to a slide wire joint, the slide wire is effectively prevented from being ignited, a guide column consists of a round head screw and a plastic pipe, the round head screw penetrates through the plastic pipe to be fixed with an outer shell, a guide effect can be achieved for the slide sheet, the current collector cannot drop from the slide wire even if the slide sheet is excessively worn, and the normal running of the slide wire current collector is effectively ensured; according to the invention, the supporting arm mechanism is arranged, the cylindrical barrel provides a free moving space for the current collecting device, the pull lug can flexibly slide in the slide wire, the inclination of the current collecting device is corrected through the anti-falling spring, and the phenomenon that the slide plate is ignited in the slide wire due to inconsistent abrasion of the front and rear angles of the slide plate is avoided.)

1. The utility model provides a slide-wire current collector for overhead traveling crane which characterized in that: the slide wire current collector for the crown block comprises a crown block end mounting frame (1), a swing arm mechanism (2), an extension spring (3), a supporting arm mechanism (4), an anti-dropping spring (5) and a current collecting device (6), wherein the swing arm mechanism (2) is movably connected with the crown block end mounting frame (1); two ends of the extension spring (3) are respectively buckled on the first pin shaft (23) and the second pin shaft (43); the bracket arm mechanism (4) is connected with the swing arm mechanism (2) through a rotating shaft, and the bracket arm mechanism (4) is connected with the power collecting device (6) through an anti-dropping spring (5); the current collecting device (6) is inserted in the right end of the supporting arm mechanism (4).

2. The trolley wire collector for overhead traveling cranes according to claim 1, wherein: the overhead crane end mounting rack (1) comprises a fixing rack (11), a bolt (12), a clamping piece (13) and a fixing bolt (14), wherein the fixing rack (11) is in an I shape, and bolt holes are formed in four corners; 2 bolts (12) penetrate through the fixed frame (11) and are fixed with the clamping piece (13) through nuts; the middle position of the card (13) contacted with the fixed frame (11) is in a diamond shape; the fixing bolt (14) is in threaded connection with the fixing frame (11).

3. The trolley wire collector for overhead traveling cranes according to claim 1, wherein: the swing arm mechanism (2) comprises a large arm (21), a shaft hole (22), a first pin shaft (23) and a limiting bolt (24), wherein the large arm (21) is movably connected with the fixed frame (11) through a bolt (12); the shaft hole (22) is formed in the middle of the left side of the large arm (21); the first pin shaft (23) is arranged at the upper right part of the large arm (21); the limiting bolt (24) is in threaded connection with the large arm (21).

4. The trolley wire collector for overhead traveling cranes according to claim 1, wherein: the supporting arm mechanism (4) comprises a supporting arm (41), a second shaft hole (42), a second pin shaft (43), a cylindrical barrel (44), a limiting block (45) and a pull lug (46), wherein the second shaft hole (42) is formed in the left end of the supporting arm (41), and the second shaft hole (42) is overlapped with the shaft hole (22) and is connected with the shaft hole through a rotating shaft; the cylindrical barrel (44) is welded at the right end of the support arm (41); the limiting block (45) and the pull lug (46) are welded on the upper surface of the supporting arm (41), and the limiting block (45) is arranged on the left side of the pull lug (46).

5. The trolley wire collector for overhead traveling cranes according to claim 1, wherein: the current collecting device (6) comprises a wire bundling barrel (61), an outer shell (62), a sliding sheet (63), a T-shaped shaft clamping frame (64) and a guide post (65), wherein the wire bundling barrel (61) is installed at the bottom of the right side of the outer shell (62) through a screw; the sliding sheet (63) is clamped in the outer shell (62); the upper end of the T-shaped shaft clamping frame (64) is connected with the outer shell (62) through a pin shaft, and the lower end of the T-shaped shaft clamping frame is inserted into the cylindrical barrel (44); the number of the guide posts (65) is 2, and the guide posts are respectively arranged at two ends of the sliding sheet (63).

6. The trolley wire collector for overhead traveling cranes according to claim 5, wherein: two corners at the upper end of the sliding sheet (63) are arc-shaped; the guide post (65) is composed of a round head screw and a plastic pipe, wherein the round head screw penetrates through the plastic pipe to be fixed with the outer shell (62).

Technical Field

The invention relates to the technical field of slide wire current collectors, in particular to a slide wire current collector for a crown block.

Background

The overhead traveling crane and the travelling crane adopt the slide wire current collector to slide in the slide wire when in operation, and provide power for the overhead traveling crane and the travelling crane, because the slide wire current collector often slides in the slide wire, cause the slide sheet to excessively wear out, consequently need regularly change.

However, the current collector of the slide wire is easy to jump when running to the position where the two slide wires are in contact, so that the phenomenon of sparking is caused, after the slide sheet is excessively worn, the height of the slide sheet in the slide wire is reduced, and the current collector of the slide wire is easy to separate from the slide wire, so that the normal running of a crown block and a travelling crane is influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a slide wire current collector for a crown block, which solves the problems that the conventional slide wire current collector is easy to jump when running to the contact position of two slide wires, so that the ignition phenomenon is caused, after the slide sheet is excessively worn, the height of the slide sheet in the slide wire is reduced, the slide wire current collector is easy to fall out of the slide wire, and the normal running of the crown block and a travelling crane is influenced.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a slide wire current collector for a crown block comprises a crown block end mounting frame, a swing arm mechanism, an extension spring, a supporting arm mechanism, an anti-drop spring and a current collector, wherein the swing arm mechanism is movably connected with the crown block end mounting frame; two ends of the extension spring are respectively buckled on the first pin shaft and the second pin shaft; the supporting arm mechanism is connected with the swing arm mechanism through a rotating shaft and is connected with the power collecting device through an anti-falling spring; the current collecting device is inserted in the right end of the supporting arm mechanism.

The crown block end mounting frame comprises a fixing frame, a bolt, a clamping piece and a fixing bolt, wherein the fixing frame is in an I shape, and bolt holes are formed in four corners of the fixing frame; 2 bolts penetrate through the fixing frame and are fixed with the clamping piece through nuts; the middle position of the card contacting with the fixed frame is in a diamond shape; fixing bolt and mount threaded connection, the bolt passes the mount and links to each other the card, and with mount and card joint in overhead traveling crane end beam department, moreover, simple structure, it is fixed convenient, and it is fixed reliable, the obscission can not take place, it is fixed tight with swing arm mechanism through the bolt in the operation of slide wire current collector, prevent that the excessive swing of swing arm mechanism and the condition of deviating from in the slide wire from appearing, when the slide wire current collector needs the maintenance, loosen the bolt, be favorable to taking out swing arm mechanism smoothly from the slide wire, convenient maintenance.

The swing arm mechanism comprises a large arm, a shaft hole, a first pin shaft and a limiting bolt, wherein the large arm is movably connected with the fixed frame through the bolt; the shaft hole is formed in the middle of the left side of the large arm; the first pin shaft is arranged at the upper right part of the large arm; the limiting bolt is in threaded connection with the large arm, the first pin shaft is used for tensioning the supporting arm mechanism through the extension spring, an upward supporting force is provided for the supporting arm mechanism, the contact between the slip sheet and the slide line can be effectively guaranteed, the supporting height of the supporting arm mechanism can be limited by the limiting bolt and the limiting block in a matched mode, and the situation that the current collecting device is unsmooth in operation in the slide line due to the fact that the supporting force is too large is avoided.

The supporting arm mechanism comprises a supporting arm, a second shaft hole, a second pin shaft, a cylindrical barrel, a limiting block and a pull lug, wherein the second shaft hole is formed in the left end of the supporting arm and is superposed with the shaft hole and connected with the shaft hole through a rotating shaft; the cylindrical barrel is welded at the right end of the support arm; stopper and draw the ear all to weld at the upper surface of trailing arm, and the stopper setting is in the left side of drawing the ear, a cylinder section of thick bamboo gives current collecting device free activity space, can slide in the slide-wire in a flexible way and draw the ear to correct current collecting device's skewness through the anticreep spring, avoid two angular wear inconsistent around the gleitbretter, and appear the gleitbretter and strike sparks in the slide-wire.

The current collecting device comprises a wire bunching barrel, an outer shell, a sliding sheet, a T-shaped shaft clamping frame and a guide post, wherein the wire bunching barrel is arranged at the bottom of the right side of the outer shell through a screw; the sliding sheet is clamped in the outer shell; the upper end of the T-shaped shaft clamping frame is connected with the outer shell through a pin shaft, and the lower end of the T-shaped shaft clamping frame is inserted into the cylindrical barrel; the guide posts are 2 and are respectively arranged at two ends of the sliding sheet.

Two corners at the upper end of the sliding piece are arc-shaped, so that the roundness of the sliding piece is increased, the sliding piece cannot jump when the sliding piece runs to a sliding wire joint, and the sliding wire is effectively prevented from being ignited; the guide post constitute by button head screw and plastic pipe, wherein the button head screw passes plastic pipe and the shell body is fixed, can play the guide effect for the gleitbretter, even if the gleitbretter excessively wears out, the current collection device also can not follow the normal operating that the slide-wire current collector drops in, the effectual slide-wire current collector that has guaranteed.

(III) advantageous effects

The invention provides a slide wire current collector for a crown block. The method has the following beneficial effects:

1. according to the invention, the swing arm mechanism is arranged, the first pin shaft tensions the supporting arm mechanism through the extension spring, an upward supporting force is provided for the supporting arm mechanism, the contact between the sliding sheet and the sliding line can be effectively ensured, the upper supporting height of the supporting arm mechanism can be limited by the matching of the limiting bolt and the limiting block, and the situation that the current collecting device is unsmooth in operation in the sliding line due to the overlarge upper supporting force is avoided;

2. according to the invention, by arranging the supporting arm mechanism, the cylindrical barrel provides a free moving space for the current collecting device, the pull lug can flexibly slide in the slide wire, the inclination of the current collecting device is corrected by the anti-falling spring, and the condition that the front and rear angles of the slide sheet are worn differently and the slide sheet is ignited in the slide wire is avoided;

3. according to the invention, the current collecting device is arranged, two corners at the upper end of the slip sheet are arc-shaped, so that the roundness of the slip sheet is increased, the slip sheet cannot jump when the slip sheet runs to a slip line joint, ignition of the slip line is effectively prevented, the guide column is composed of the round-head screw and the plastic pipe, the round-head screw penetrates through the plastic pipe and is fixed with the outer shell, a guide effect can be achieved for the slip sheet, the current collecting device cannot fall off from the slip line even if the slip sheet is excessively worn, and the normal running of the slip line current collector is effectively ensured;

4. according to the invention, the overhead traveling crane end mounting frame is arranged, the bolt penetrates through the fixing frame and the connecting clamping piece, and the fixing frame and the clamping piece are clamped at the overhead traveling crane end beam, so that the structure is simple, the fixing is convenient, the fixing is reliable, and the falling-off phenomenon can not occur.

Drawings

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

fig. 2 is a schematic structural view of an overhead traveling crane end mounting bracket of the present invention.

Fig. 3 is a schematic structural view of the swing arm mechanism of the present invention.

Fig. 4 is a schematic structural view of the bracket arm mechanism of the present invention.

Fig. 5 is a schematic structural diagram of a current collector according to the present invention.

In the figure: 1-overhead traveling crane end mounting rack, 11-fixing rack, 12-bolt, 13-clamping piece, 14-fixing bolt, 2-swing arm mechanism, 21-large arm, 22-shaft hole, 23-first pin shaft, 24-limiting bolt, 3-extension spring, 4-supporting arm mechanism, 41-supporting arm, 42-second shaft hole, 43-second pin shaft, 44-cylindrical barrel, 45-limiting block, 46-pull lug, 5-anti-falling spring, 6-current collecting device, 61-wire bunch barrel, 62-outer shell, 63-slip sheet, 64-T-shaped shaft clamping rack and 65-guide column.

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.