CN212174252U

CN212174252U - Adjusting device for small gantry

Info

Publication number: CN212174252U
Application number: CN202020191237.3U
Authority: CN
Inventors: 费林建
Original assignee: Individual
Current assignee: Linyi Hongyuan Abrasive Tools Co ltd
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-12-18
Anticipated expiration: 2030-02-21

Abstract

The utility model discloses an adjusting device is used at small-size longmen, including the mainframe box, there is the fixed plate that the level set up at the top of mainframe box through bolted connection, there is the joint kicking block of vertical setting at the top of fixed plate through bolted connection, all there is the stopper that the level set up at the both sides top of joint kicking block through bolted connection, mounting groove has been seted up to the one end of mainframe box, mounting groove's one end has the apron of vertical setting through bolted connection. The utility model discloses in, cup joint the rotation axis that the level set up through the bearing between adjusting device's the mainframe box both ends inner wall, and rotated centraxonial circumference outer wall and cup jointed the wire wheel, the toothed disc is installed to the one end of wire wheel, and the toothed disc meshes with the gear mutually, and the gear ratio numerical value of gear and toothed disc is big, can reduce the rotation resistance of motor, prolongs the life of motor, has improved holistic jack-up security performance when reducing the resistance.

Description

Adjusting device for small gantry

Technical Field

The utility model relates to a portal crane technical field especially relates to an adjusting device for small-size longmen.

Background

Gantry hoisting is a variant of bridge cranes, also called gantry cranes. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.

At present portal crane device in-process, for the convenience of whole device's removal and regulation performance, miniature longmen is by gradual generally used, but the inside motor that lifts by crane of present portal crane device is direct to be connected with the stranded conductor wheel, and the drive power of motor is great, influences the life of motor, and makes the article of handling have the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an adjusting device for a small gantry.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adjusting device for a small gantry comprises a main case, wherein the top of the main case is connected with a horizontally arranged fixed plate through a bolt, the top of the fixed plate is connected with a vertically arranged clamping ejection block through a bolt, the tops of the two sides of the clamping ejection block are both connected with horizontally arranged limit blocks through bolts, one end of the main case is provided with an installation groove, one end of the installation groove is connected with a vertically arranged cover plate through a bolt, one end of the cover plate is sleeved with a fastening bolt, the fastening bolt is sleeved with the main case through a thread, the two ends of the top of the clamping ejection block are both provided with horizontally arranged moving grooves, horizontally arranged moving gears are sleeved between the inner walls of the two sides of the moving grooves, a horizontally arranged rotating center shaft is connected between the inner walls of the two ends of the main case through a bolt, and the circumferential outer wall of the rotating center shaft is connected with a horizontally arranged, the one end of hank line wheel has the gear dish of vertical setting through bolted connection, the one end inner wall of mainframe box has the motor that the level set up through bolted connection, and the output shaft of motor cup joints the gear that the level set up, and the circumference outer wall of gear and gear dish meshes mutually.

Preferably, the bottom of the main case is provided with a wire hole horizontally arranged at the bottom of the stranded wire wheel.

Preferably, the clamping ejector block is located the bottom inner wall of the moving groove and is provided with a driving motor, and the driving motor is connected with the moving gear.

Preferably, the circumference of the other end of the stranded wire wheel is connected with a vertically arranged clamping block through a bolt.

Preferably, one side of the clamping block is clamped with a horizontally arranged limiting barrier strip.

Preferably, one side of the limiting barrier strip is rotatably connected with the inner wall of one side of the mainframe box through a bolt.

Preferably, the top one end of spacing blend stop articulates there is the electric putter of vertical setting, and electric putter's top is articulated mutually with the top inner wall of mainframe box.

The utility model has the advantages that:

1. this adjusting device for small-size longmen, cup joint the rotation axis that the level set up through the bearing between adjusting device's mainframe box both ends inner wall, and rotate centraxonial circumference outer wall and cup jointed the twisted wire wheel, the toothed disc is installed to the one end of twisted wire wheel, and the toothed disc meshes with the gear mutually, and the gear is big with the gear ratio numerical value of toothed disc, can reduce the rotation resistance of motor, prolongs the life of motor, has improved holistic jack-up security performance when reducing the resistance.

2. This adjusting device for small-size longmen installs the joint piece of vertical setting in the one end of adjusting device's stranded conductor wheel, and joint piece and spacing blend stop looks joint, and spacing blend stop rotates with mainframe box one side inner wall to be connected, and adjusts through the electric putter at top, at the in-process of lifting by crane the heavy object, can effectually prevent the reversal of stranded conductor wheel, prevents to lift by crane the accident of article and drops.

3. This adjusting device for small-size longmen installs the removal gear of two level settings at the top of longmen adjusting device's joint kicking block, and the stopper that the level set up is installed at the both sides top of joint kicking block, can be so that this adjusting device fixed more stable.

Drawings

Fig. 1 is a schematic view of the overall structure of an adjusting device for a small gantry of the present invention;

FIG. 2 is a schematic cross-sectional view of a main chassis of an adjusting device for a small gantry of the present invention;

fig. 3 is a schematic structural diagram of a clamping block of the adjusting device for a small gantry of the present invention.

In the figure: the device comprises a main case 1, a fixing plate 2, a limiting block 3, a movable groove 4, a movable gear 5, a clamping top block 6, a cover plate 7, a fastening bolt 8, a motor 9, a gear 10, a rotating middle shaft 11, a gear disc 12, a twisted wire wheel 13, a wire hole 14, a clamping block 15, an electric push rod 16 and a limiting stop strip 17.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an adjusting device for a small gantry comprises a mainframe box 1, the top of the mainframe box 1 is connected with a horizontally arranged fixed plate 2 through a bolt, the top of the fixed plate 2 is connected with a vertically arranged clamping ejecting block 6 through a bolt, the tops of both sides of the clamping ejecting block 6 are both connected with horizontally arranged limiting blocks 3 through bolts, one end of the mainframe box 1 is provided with an installation groove, one end of the installation groove is connected with a vertically arranged cover plate 7 through a bolt, one end of the cover plate 7 is sleeved with a fastening bolt 8, the fastening bolt 8 is in threaded sleeve connection with the mainframe box 1, both ends of the top of the clamping ejecting block 6 are both provided with horizontally arranged moving grooves 4, a horizontally arranged moving gear 5 is sleeved between the inner walls of both sides of the moving grooves 4, a horizontally arranged rotating center shaft 11 is connected between the inner walls of both ends of the mainframe box 1 through a bolt, the circumferential outer wall of the rotating center, one end of the wire twisting wheel 13 is connected with a gear disc 12 which is vertically arranged through a bolt, the inner wall of one end of the mainframe box 1 is connected with a motor 9 which is horizontally arranged through a bolt, an output shaft of the motor 9 is sleeved with a gear 10 which is horizontally arranged, and the gear 10 is meshed with the outer wall of the circumference of the gear disc 12.

The utility model discloses in, the bottom position that the bottom of mainframe box 1 is located stranded conductor wheel 13 sets up the line hole 14 that the level set up, and joint kicking block 6 is located the bottom inner wall of removing recess 4 and installs driving motor, and driving motor is connected with removal gear 5.

Example 2

Referring to fig. 1-3, a small-size adjusting device for dragon door, the circumference of the other end of stranded conductor wheel 13 has the joint piece 15 of vertical setting through bolted connection, one side joint of joint piece 15 has the spacing blend stop 17 of level setting, one side of spacing blend stop 17 is passed through the bolt and is connected with one side inner wall rotation of mainframe box 1, the top one end of spacing blend stop 17 articulates there is the electric putter 16 of vertical setting, and the top of electric putter 16 is articulated mutually with the top inner wall of mainframe box 1.

The working principle is as follows: when the adjusting device for the small gantry is used, an operator firstly clamps the adjusting device at the position of a top sliding groove of the gantry crane through two limiting blocks 3 at the top, so that two moving gears 5 at the top are clamped with racks at the top of the sliding groove to carry out normal movement, steel strands are sleeved on the circumferential outer wall of a strand wheel 13 in the using process, the inner steel strands can hoist the bottom articles, in the hoisting process, a gear 10 of an output shaft of a motor 9 drives a gear disc 12 to rotate through uniform rotation, the hoisting process is carried out through the strand wheel 13, and the transmission ratio of the gear 10 to the gear disc 12 in a large proportion can reduce the resistance of the motor, prolong the service life and ensure that the hoisting process is safer; in the second embodiment, the clamping block 15 is installed at one end of the wire twisting wheel 13, the clamping block 15 is blocked through the limiting barrier strip 17, and a ratchet structure is formed, so that the wire twisting wheel 13 can be effectively prevented from being reversed when the motor 9 is stopped, and safety accidents are caused.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An adjusting device for a small gantry comprises a mainframe box (1) and is characterized in that the top of the mainframe box (1) is connected with a horizontally arranged fixed plate (2) through a bolt, the top of the fixed plate (2) is connected with a vertically arranged clamping ejection block (6) through a bolt, the tops of two sides of the clamping ejection block (6) are both connected with a horizontally arranged limit block (3) through a bolt, one end of the mainframe box (1) is provided with an installation groove, one end of the installation groove is connected with a vertically arranged cover plate (7) through a bolt, one end of the cover plate (7) is sleeved with a fastening bolt (8), the fastening bolt (8) is in threaded sleeve joint with the mainframe box (1), two ends of the top of the clamping ejection block (6) are both provided with horizontally arranged moving grooves (4), and a horizontally arranged moving gear (5) is sleeved between the inner walls of two sides of the moving grooves (4), have rotation axis (11) that the level set up through bolted connection between the both ends inner wall of mainframe box (1), the circumference outer wall that rotates axis (11) has wire wheel (13) that the level set up through bolted connection, the one end of wire wheel (13) has gear disc (12) of vertical setting through bolted connection, the one end inner wall of mainframe box (1) has motor (9) that the level set up through bolted connection, and the output shaft of motor (9) cup joints gear (10) that the level set up, and the circumference outer wall meshing of gear (10) and gear disc (12).

2. An adjusting device for a small gantry according to claim 1, wherein a horizontally arranged line hole (14) is formed at the bottom of the mainframe box (1) at the bottom of the stranded wire wheel (13).

3. An adjusting device for a small gantry according to claim 2, wherein the clamping top block (6) is provided with a driving motor on the inner wall of the bottom of the moving groove (4), and the driving motor is connected with the moving gear (5).

4. The adjusting device for the small gantry according to claim 1, wherein the other end of the wire wheel (13) is connected with a vertically arranged clamping block (15) on the circumference through a bolt.

5. An adjusting device for a small gantry according to claim 4, wherein a horizontally arranged limit stop strip (17) is clamped at one side of the clamping block (15).

6. An adjusting device for a small gantry according to claim 5, wherein one side of the limit stop strip (17) is rotatably connected with the inner wall of one side of the main cabinet (1) through a bolt.

7. An adjusting device for a small gantry according to claim 6, wherein one end of the top of the limit stop bar (17) is hinged with a vertically arranged electric push rod (16), and the top of the electric push rod (16) is hinged with the inner wall of the top of the main cabinet (1).