CN211998573U

CN211998573U - Mechanical balance crane with fixing structure

Info

Publication number: CN211998573U
Application number: CN202020491552.8U
Authority: CN
Inventors: 刘晋丽; 郑文源; 许晓秦; 王婷; 李信言
Original assignee: Xian Aeronautical Polytechnic Institute
Current assignee: Xian Aeronautical Polytechnic Institute
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-11-24
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a mechanical balance hangs with fixed knot constructs, the top of stand is rotated through the bearing housing and is connected with the bull stick, and the gallows is installed at the top of bull stick, and actuating mechanism is installed to the side end face of bull stick, and the fixed surface of bull stick is connected with fixed gear. The cover upwards slides through interior tooth cover and establishes at the surface of fixed gear, thereby fix the fixed gear, thereby prevent that the bull stick from rotating, realize the fixed to the bull stick from this, thereby promoted the fixity ability to the bull stick, secondly, when rotating when the below that is located the damping groove to the damping piece, the damping piece is slided to adjacent spacing inslot at second reset spring's effect, carry out the deceleration to the rotation of bull stick, thereby prevent the potential safety hazard problem that the bull stick rate of rotation leads to at the excessive speed, thereby the performance of rotating the deceleration of bull stick has been promoted.

Description

Mechanical balance crane with fixing structure

Technical Field

The utility model belongs to the technical field of balanced the hanging, concretely relates to mechanical balance hangs with fixed knot constructs.

Background

The balance crane is novel material hoisting equipment, a unique spiral lifting mechanism is adopted to lift a heavy object, mechanical equipment for reducing labor intensity by replacing manpower is replaced, the basic classification of the balance crane can be roughly divided into three types, the first type is a mechanical balance crane which is the most common balance crane, namely, a motor is utilized to drive a screw rod to lift so as to hoist goods; the second type is a pneumatic balance crane, which mainly uses an air source to suck cargos so as to realize the lifting. The third is a hydraulic balance crane, which is generally used for lifting relatively heavy goods.

However, the existing mechanical balance crane still has the defects that: first-selected, current mechanical balance hangs the gallows need rotate around the stand when using, however, current mechanical balance hangs most and does not set up fixed establishment, it is difficult to realize fixed to gallows turned angle to required position after the gallows rotates, thereby be difficult to realize placing article in required position, there is the problem of stationary stability difference, secondly, the gallows is when rotating, mostly through stand and bull stick between frictional force to gallows rotation production certain damping, however when the in-service use, can have the bull stick to drive the jib and rotate too fast, there is certain potential safety hazard, there is the bull stick to rotate the problem that the deceleration performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, provide a mechanical balance with fixed knot constructs hangs, solve to rotate the poor problem of fixity ability and bull stick rotation deceleration performance.

The utility model adopts the following technical scheme:

the utility model provides a mechanical balance hangs with fixed knot constructs, includes the stand, the top of stand is passed through the bearing housing and is connected with the bull stick rotation, the top of bull stick is provided with the gallows, the gallows is connected with the actuating mechanism that the bull stick side set up, the outer fixed surface of stand is connected with the support ring, the top both sides of support ring slide to inlay and be provided with the support slide bar that runs through the support ring, tooth cover in the top fixedly connected with of support slide bar, the cover is equipped with the extrusion spring on the support slide bar between interior tooth cover and the support ring.

Specifically, the outer end face of the support ring is fixedly connected with a support frame in a C-shaped structure, and a limit inserted rod penetrating through the support ring is embedded in the side end face of the support frame in a sliding mode.

Furthermore, a stop block is arranged on the limiting insertion rod, and a first reset spring is arranged on the limiting insertion rod between the stop block and the support frame.

Furthermore, a limiting groove is formed in one side, close to the limiting inserted rod, of the supporting sliding rod, and the top of the side end face of the limiting inserted rod is of a cambered surface structure.

Specifically, the mounting groove has been seted up at the top of stand, and the inside slip of mounting groove is provided with the bracing piece, and the top fixedly connected with of bracing piece is half spherical structure's damping piece, is provided with second reset spring on the bracing piece between damping piece and the stand.

Furthermore, the bottom of the rotating rod is provided with a plurality of groups of damping grooves which are matched with the damping blocks to use in an annular and equidistant manner.

Specifically, the outer surface of the rotating rod is fixedly connected with a fixed gear, and an inner gear sleeve is sleeved on the outer surface of the fixed gear.

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

the utility model relates to a mechanical balance hangs with fixed knot constructs, bull stick surface fixed connection has fixed gear, the surface fixed connection has the support ring of pole setting, and the top of support ring is slided and is inlayed the support slide bar, and the tooth cover in the top fixedly connected with of support slide bar, through the spacing inserted bar of outside pulling, the support slide bar that loses after spacing together upward movement with interior tooth cover under the effect of extrusion spring, the cover upwards slides through interior tooth cover and establishes the surface at fixed gear, thereby fix the fixed gear, thereby prevent that the bull stick from rotating, realize the fixed to the bull stick from this, thereby the fixity to the bull stick has been promoted.

Further, the bottom of bull stick is the annular equidistance and has seted up the multiunit damping groove, again through the setting that is half spherical structure's damping piece, the damping piece is inlayed to the spacing inslot at second reset spring's effect gliding, when the bull stick rotates, through the extrusion of bull stick bottom to the damping piece, make the damping piece outside of gliding play damping groove downwards, continue to rotate through the bull stick, when rotating to the damping piece is located the below in adjacent damping groove, the damping piece is inlayed to adjacent spacing inslot at second reset spring's effect gliding, the rotation to the bull stick is slowed down, thereby prevent the potential safety hazard problem that the bull stick rate of rotation leads to at the excessive speed, thereby the performance of rotating the deceleration of bull stick has been promoted.

To sum up, the utility model discloses an increase some fixed knot and construct and realize having promoted the ability to the commentaries on classics pole rotation deceleration to the fixed of bull stick.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

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

fig. 2 is a schematic view of a cross-sectional view of the column of the present invention;

fig. 3 is a schematic view of a partially enlarged view of the utility model at a;

fig. 4 is a schematic view of a partial enlarged view of the position B of the present invention.

Wherein: 1. a column; 2. a rotating rod; 3. a drive mechanism; 4. a hanger; 5. a support ring; 6. supporting the sliding rod; 7. an inner gear sleeve; 8. a compression spring; 9. fixing a gear; 10. a limiting inserted rod; 11. a stopper; 12. a first return spring; 13. a limiting groove; 14. a support frame; 15. a damping slot; 16. mounting grooves; 17. a support bar; 18. a damping block; 19. a second return spring.

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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model discloses a mechanical balance hangs with fixed knot constructs, the surface at fixed gear is established to the slip cover that makes progress through interior tooth cover, thereby fix fixed gear, thereby prevent that the bull stick from rotating, realize the fixing to the bull stick from this, thereby the fixity ability to the bull stick has been promoted, secondly, when rotating to the damping piece when being located the below of damping groove, the damping piece inlays to adjacent spacing inslot at second reset spring's effect gliding, carry out the deceleration to the rotation of bull stick, thereby prevent the potential safety hazard problem that the bull stick rotation speed leads to at the excessive speed, thereby the performance of rotating the deceleration has been promoted to the bull stick.

Referring to fig. 1 and 2, the mechanical balance crane with a fixing structure of the present invention includes a column 1, a rotating rod 2, a hanging bracket 4 and a driving mechanism 3.

The top of the upright post 1 is rotatably connected with a rotating rod 2 through a bearing sleeve, the top of the rotating rod 2 is provided with a hanger 4, the side end surface of the rotating rod 2 is provided with a driving mechanism 3, the outer surface of the rotating rod 2 is fixedly connected with a fixed gear 9, the outer surface of the upright post 1 is fixedly connected with a support ring 5, two sides of the top of the support ring 5 are embedded with a support slide bar 6 penetrating through the support ring 5, the top of the support slide bar 6 is fixedly connected with an inner gear sleeve 7, the outer surface of the support slide bar 6 is positioned between the inner gear sleeve 7 and the support ring 5 and is sleeved with an extrusion spring 8, the hanger 4 is driven by the driving mechanism 3 to lift an object, after the lifting is finished, the rotating rod 2 is rotated to drive the hanger 4 and the object to rotate, when the rotating rod rotates to a required position, the rotating rod moves upwards under the action of the extrusion spring 8, the rotation of the rotation lever 2 is prevented.

Referring to fig. 3, a support frame 14 having a C-shaped structure is fixedly connected to an outer end surface of the support ring 5, a limit inserted rod 10 penetrating through the support ring 5 is slidably inserted into a side end surface of the support frame 14, a stopper 11 is fixedly connected to an outer surface of the limit inserted rod 10, a first return spring 12 is sleeved on an outer surface of the limit inserted rod 10 between the stopper 11 and the support frame 14, a limit groove 13 is formed in a side of the support slide rod 6 close to the limit inserted rod 10, a top of the side end surface of the limit inserted rod 10 has an arc structure, when the rotation rod 2 needs to be fixed, the support slide rod 6 slides upward under the action of the extrusion spring 8 by pulling the limit inserted rod 10 outward, if the fixing of the rotation rod 2 is released, the support slide rod 6 is driven to slide downward by sliding the inner gear sleeve 7 downward, and when the limit groove 13 of the support slide rod 6 slides to the position of the limit inserted rod 10, the limiting inserted bar 10 is glidingly embedded to the limiting groove 13 under the action of the first return spring 12, so that the limiting inserted bar 10 is fixed, and the inner gear sleeve 7 is prevented from moving upwards.

Please refer to fig. 4, mounting groove 16 has been seted up at the top of stand 1, there is the bracing piece 17 inside the slip of mounting groove 16, and the top fixedly connected with of bracing piece 17 is hemisphere damping piece 18, the surface of bracing piece 17 is located and is equipped with second reset spring 19 between damping piece 18 and the stand 1 cover, the bottom of bull stick 2 is the annular equidistance and has seted up the damping groove 15 that multiunit cooperation damping piece 18 used, slide down to the inboard of damping groove 15 at second reset spring 19's effect through damping piece 18, thereby rotate 2 and carry out the deceleration to bull stick, prevent that bull stick 2 from rotating too fast, through the setting of 18 hemisphere structures of damping piece, extrude damping piece 18 downwards when being convenient for the rotation of bull stick 2.

The utility model relates to a theory of operation that mechanical balance hangs with fixed knot constructs specifically does:

when the damping device is used, the driving mechanism 3 drives the hanging bracket 4 to lift an object, after the lifting is finished, the rotating rod 2 is rotated to drive the hanging bracket 4 and the object to rotate, the damping block 18 is downwards extruded due to the rotation of the rotating rod 2, and along with the continuous rotation of the rotating rod 2, the damping block 18 is glidingly embedded to the inner side of the adjacent damping groove 15 under the action of the second reset spring 19, so that the rotating rod 2 is decelerated in rotation, and the rotating rod 2 is prevented from rotating too fast;

after the fixed gear is rotated to a required position, the supporting slide rod 6 and the inner gear sleeve 7 slide upwards together under the action of the extrusion spring 8 after the fixing of the limiting inserted rod 10 is lost by pulling the limiting inserted rod 10 outwards, and the outer surface of the fixed gear 9 is sleeved with the inner gear sleeve 7, so that the fixed gear 9 is fixed, and the rotating rod 2 is prevented from rotating;

when needing to fix bull stick 2, through outside pulling spacing inserted bar 10 for support slide bar 6 is losing the fixed back of spacing inserted bar 10, upwards slides under extrusion spring 8's effect, if remove when fixed to bull stick 2, through the inner tooth cover 7 that slides downwards, drive and support slide bar 6 and slide downwards, when the spacing groove 13 that supports slide bar 6 slides to the position of spacing inserted bar 10, spacing inserted bar 10 slides down in the effect of first reset spring 12 and inlays to spacing groove 13, thereby fix spacing inserted bar 10, prevent inner tooth cover 7 rebound.

The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.

Claims

1. The utility model provides a mechanical balance hangs with fixed knot constructs, a serial communication port, including stand (1), the top of stand (1) is passed through the bearing housing and is connected with bull stick (2) rotation, the top of bull stick (2) is provided with gallows (4), gallows (4) are connected with actuating mechanism (3) that bull stick (2) side set up, the outer fixed surface of stand (1) is connected with support ring (5), the top both sides sliding fit of support ring (5) are provided with support slide bar (6) that run through support ring (5), tooth cover (7) in the top fixedly connected with of support slide bar (6), the cover is equipped with extrusion spring (8) on support slide bar (6) between interior tooth cover (7) and support ring (5).

2. The mechanical balance crane with the fixed structure is characterized in that a support frame (14) in a C-shaped structure is fixedly connected to the outer end face of the support ring (5), and a limit inserted rod (10) penetrating through the support ring (5) is slidably embedded in the side end face of the support frame (14).

3. The mechanical balance crane with the fixed structure is characterized in that a stop block (11) is arranged on the limit inserted rod (10), and a first return spring (12) is arranged on the limit inserted rod (10) between the stop block (11) and the support frame (14).

4. The mechanical balance crane with the fixed structure is characterized in that a limiting groove (13) is formed in one side, close to the limiting inserted rod (10), of the supporting sliding rod (6), and the top of the side end face of the limiting inserted rod (10) is of an arc-shaped structure.

5. The mechanical balance crane with the fixed structure according to claim 1, wherein the top of the upright post (1) is provided with a mounting groove (16), a support rod (17) is slidably arranged inside the mounting groove (16), the top of the support rod (17) is fixedly connected with a damping block (18) with a hemispherical structure, and a second return spring (19) is arranged on the support rod (17) between the damping block (18) and the upright post (1).

6. The mechanical balance crane with the fixed structure as claimed in claim 5, wherein the bottom of the rotating rod (2) is provided with a plurality of groups of damping grooves (15) which are matched with the damping blocks (18) at equal intervals in a ring shape.

7. The mechanical balance crane with the fixed structure is characterized in that a fixed gear (9) is fixedly connected to the outer surface of the rotating rod (2), and an inner gear sleeve (7) is sleeved on the outer surface of the fixed gear (9).