CN218642337U

CN218642337U - Truck-mounted crane rotary speed reducer

Info

Publication number: CN218642337U
Application number: CN202123330502.5U
Authority: CN
Inventors: 蒋伟
Original assignee: Xuzhou Shunlong Hydraulic Technology Co ltd
Current assignee: Xuzhou Shunlong Hydraulic Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2023-03-17
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a lorry-mounted crane rotary speed reducer relates to speed reducer technical field. The lorry-mounted crane rotary speed reducer comprises: the automatic belt conveyor comprises a base mechanism, a driving motor is fixedly mounted on the upper surface of the base mechanism, the output end of the driving motor is connected with a first rotating shaft, a belt is movably connected onto the first rotating shaft, and a second rotating shaft is movably connected into the belt; the movable mechanism is positioned above the base mechanism, one end of the movable mechanism is fixedly connected with an annular connecting column, the annular connecting column is fixedly connected with the second rotating shaft, and the annular connecting column is positioned outside the second rotating shaft; and the hanging head combined structure is fixedly connected with the second rotating shaft and is positioned above the base mechanism. The utility model provides a lorry-mounted crane slewing reducer has the safer advantage of lifting by crane.

Description

Lorry-mounted crane rotary speed reducer

Technical Field

The utility model relates to a speed reducer technical field especially relates to a lorry-mounted crane slewing reducer.

Background

The truck-mounted crane is a transport vehicle combining a truck-mounted crane and a chassis, when the truck-mounted crane works, a rotary speed reducer needs to be used for ensuring the working stability, belongs to one type of speed reducer, adopts a rotary support as a speed reducer driven part, and can realize unlimited circumferential rotation and speed reduction.

The truck-mounted crane rotary speed reducer can transfer heavier workpieces, and when the truck-mounted crane rotary speed reducer in the prior art is used, the stability of the rotary connecting support is not high enough, and the safety is lower when the articles are subsequently lifted.

Therefore, it is necessary to provide a new truck-mounted crane slewing reducer to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a lift by crane safer lorry-mounted crane slewing reducer.

The utility model provides a lorry-mounted crane slewing reducer includes: the automatic belt conveyor comprises a base mechanism, a driving motor is fixedly mounted on the upper surface of the base mechanism, the output end of the driving motor is connected with a first rotating shaft, a belt is movably connected onto the first rotating shaft, and a second rotating shaft is movably connected into the belt; the movable mechanism is positioned above the base mechanism, one end of the movable mechanism is fixedly connected with an annular connecting column, the annular connecting column is fixedly connected with the second rotating shaft, and the annular connecting column is positioned outside the second rotating shaft; and the hanging head combined structure is fixedly connected with the second rotating shaft and is positioned above the base mechanism.

Preferably, the base mechanism comprises a base main body, the lower surface of the second rotating shaft is fixedly connected with the base main body, and the upper surface of the base main body is arranged in a plurality of circular grooves.

Preferably, the inside fixedly connected with electro-magnet of base main part, the electro-magnet is the annular, and the electro-magnet is located the below of circular recess.

Preferably, the movable mechanism comprises a fixing column, the side end of the annular connecting column is fixedly connected with the fixing column, a groove is formed in the fixing column, and a magnet is fixedly mounted in the groove.

Preferably, the lower surface of the magnet is fixedly connected with a spring, a hollow cylinder is arranged outside the spring, and the hollow cylinder is fixedly connected with the lower surface of the fixing column.

Preferably, the one end fixedly connected with iron spliced pole that magnet was kept away from to the spring, the iron spliced pole is located the top of circular recess, and iron spliced pole and circular recess looks adaptation.

Preferably, the radius of the first rotating shaft is smaller than that of the second rotating shaft.

Preferably, a plurality of control switches are fixedly mounted on the upper surface of the base main body.

Compared with the prior art, the utility model provides a lorry-mounted crane rotary speed reducer has following beneficial effect:

1. the utility model discloses when using, through the annular spliced pole, mutually supporting of second pivot and moving mechanism isotructure, can improve equipment lift by crane the security of during operation, when needs carry out angular adjustment according to the site conditions, it is high to guarantee the equipment overall stability after the rotation through this device, avoid follow-up work of lifting by crane to meet accident, lift by crane before, at first open driving motor, make first pivot carry out rotary motion, corresponding rotary motion is being done along with belt and second pivot to this process, because the radius value of second pivot is greater than the radius value of first pivot, so the speed reduction effect can be realized to this process, after hanging first integrated configuration is rotatory to required position along with the second pivot, open control switch makes the moving mechanism do corresponding activity, the static back device of moving mechanism is whole will maintain stably, guarantee the normal clear of follow-up work of lifting by crane.

2. The utility model discloses behind the first integrated configuration of hanging reachs the assigned position, the moving mechanism will also move to fixed place along with the second pivot, open control switch this moment, make the electro-magnet circular telegram, the iron spliced pole receives the influence of electro-magnet magnetic force and links to each other perpendicular downstream and final with the electro-magnet, the iron spliced pole still is located hollow cylinder's inside this moment, the fixed column will receive the influence of iron spliced pole and static, the second pivot also will remain stable thereupon with hanging first integrated configuration, guarantee follow-up first integrated configuration of hanging and lift by crane the security of during operation, when the angle of hanging first integrated configuration is adjusted once more to needs, open control switch, make the electro-magnet outage, the iron spliced pole receives the magnetic force influence of magnet and will perpendicular upward movement this moment, and finally break away from with base mechanism, later open driving motor and to hang first integrated configuration adjust can.

Drawings

Fig. 1 is an overall appearance schematic diagram of a truck-mounted crane rotary speed reducer provided by the utility model;

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

fig. 3 is a top view of the overall appearance of the present invention.

The reference numbers in the figures: 1. a belt; 2. a first rotating shaft; 3. a drive motor; 4. a base mechanism; 41. a circular groove; 42. a base body; 43. an electromagnet; 5. a ring-shaped connecting column; 6. a second rotating shaft; 7. a movable mechanism; 71. fixing the column; 72. a magnet; 73. a spring; 74. a hollow cylinder; 75. an iron connecting column; 8. the hanging head combined structure.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1 to 3, a truck-mounted crane rotary speed reducer includes: the automatic belt conveyor comprises a base mechanism 4, wherein a driving motor 3 is fixedly arranged on the upper surface of the base mechanism 4, the output end of the driving motor 3 is connected with a first rotating shaft 2, a belt 1 is movably connected onto the first rotating shaft 2, and a second rotating shaft 6 is movably connected into the belt 1; the movable mechanism 7 is positioned above the base mechanism 4, one end of the movable mechanism 7 is fixedly connected with an annular connecting column 5, the annular connecting column 5 is fixedly connected with the second rotating shaft 6, and the annular connecting column 5 is positioned outside the second rotating shaft 6; and the hanging head combined structure 8 is fixedly connected with the second rotating shaft 6, and the hanging head combined structure 8 is positioned above the base mechanism 4.

Need to explain: when the lifting device is used, the safety of equipment during lifting work can be improved through the mutual matching of the structures such as the annular connecting column 5, the second rotating shaft 6 and the movable mechanism 7;

it is also necessary to state: when the angle is required to be adjusted according to the field condition, the device can ensure that the integral stability of the rotated equipment is high, and avoid accidents in the subsequent hoisting work;

it is also necessary to state: before hoisting, firstly, the driving motor 3 is started to enable the first rotating shaft 2 to rotate, and the belt 1 and the second rotating shaft 6 are driven to do corresponding rotating motion in the process;

it is also stated that: since the radius value of the second rotating shaft 6 is larger than that of the first rotating shaft 2, the process can realize the speed reduction effect;

it is also necessary to state: after the hanging head combined structure 8 rotates to a required position along with the second rotating shaft 6, the control switch is turned on to enable the movable mechanism 7 to move correspondingly, the whole device is kept stable after the movable mechanism 7 is static, and the normal operation of subsequent hoisting work is guaranteed.

Referring to fig. 1 and 2, the base mechanism 4 includes a base main body 42, the lower surface of the second rotating shaft 6 is fixedly connected with the base main body 42, and the upper surface of the base main body 42 is opened in a plurality of circular grooves 41.

The following description is required: after the hanging head combined structure 8 reaches the designated position, the movable mechanism 7 moves to a fixed place along with the second rotating shaft 6, and at the moment, the control switch is turned on, so that the electromagnet 43 is electrified;

it is also stated that: the iron connecting column 75 is influenced by the magnetic force of the electromagnet 43 to vertically move downwards and finally is connected with the electromagnet 43;

it is also stated that: at this time, the iron connecting column 75 is still located inside the hollow cylinder 74, the fixing column 71 is still influenced by the iron connecting column 75, the second rotating shaft 6 and the hanging head combined structure 8 are kept stable, and the safety of the subsequent hanging head combined structure 8 during the hoisting operation is ensured;

it is also stated that: when the angle of the hanging head combined structure 8 needs to be adjusted again, the control switch is turned on, so that the electromagnet 43 is powered off, the iron connecting column 75 is influenced by the magnetic force of the magnet 72 to vertically move upwards and finally separate from the base mechanism 4, and then the driving motor 3 is turned on to adjust the hanging head combined structure 8.

Referring to fig. 2 and 3, an electromagnet 43 is fixedly connected to the inside of the base main body 42, the electromagnet 43 is annular, and the electromagnet 43 is located below the circular groove 41.

Need to explain: by controlling the power-on condition of the electromagnet 43, the moving direction of the iron connecting column 75 can be changed, and the whole fixation of the equipment is further realized.

Referring to fig. 1 and 2, the movable mechanism 7 includes a fixing column 71, a fixing column 71 is fixedly connected to a side end of the annular connecting column 5, a groove is formed in the fixing column 71, and a magnet 72 is fixedly mounted in the groove.

Need to explain: the magnet 72 can ensure that the iron connecting column 75 does not contact with the base mechanism 4 when the angle of the equipment is adjusted.

Referring to fig. 1 and 2, a spring 73 is fixedly connected to a lower surface of the magnet 72, a hollow cylinder 74 is provided outside the spring 73, and the hollow cylinder 74 is fixedly connected to a lower surface of the fixing column 71.

Need to explain: the magnet 72 can be prevented from directly contacting the iron connecting column 75 by the spring 73, and the collision of the internal structure of the equipment can be prevented.

Referring to fig. 1 and 2, one end of the spring 73 away from the magnet 72 is fixedly connected with a ferrous connecting column 75, the ferrous connecting column 75 is located above the circular groove 41, and the ferrous connecting column 75 is matched with the circular groove 41.

Need to explain: this arrangement allows the movable mechanism 7 to be connected to the base mechanism 4 by means of the electromagnet 43 and the iron connecting post 75, thereby maintaining the overall stability of the device.

Referring to fig. 1, the radius of the first rotating shaft 2 is smaller than that of the second rotating shaft 6.

Need to explain: this arrangement can achieve a deceleration effect.

Referring to fig. 3, a plurality of control switches are fixedly mounted on the upper surface of the base main body 42.

The following description is required: after the angle adjustment is completed, the equipment can be fixed only by manually turning on the control switches.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a lorry hangs slewing reducer which characterized in that includes:

the automatic belt conveyor comprises a base mechanism (4), wherein a driving motor (3) is fixedly installed on the upper surface of the base mechanism (4), the output end of the driving motor (3) is connected with a first rotating shaft (2), a belt (1) is movably connected onto the first rotating shaft (2), and a second rotating shaft (6) is movably connected into the belt (1);

the movable mechanism (7) is positioned above the base mechanism (4), one end of the movable mechanism (7) is fixedly connected with an annular connecting column (5), the annular connecting column (5) is fixedly connected with the second rotating shaft (6), and the annular connecting column (5) is positioned outside the second rotating shaft (6);

and the hanging head combined structure (8) is fixedly connected with the second rotating shaft (6), and the hanging head combined structure (8) is positioned above the base mechanism (4).

2. The lorry-mounted crane rotary speed reducer according to claim 1, wherein the base mechanism (4) comprises a base main body (42), the lower surface of the second rotating shaft (6) is fixedly connected with the base main body (42), and the upper surface of the base main body (42) is provided with a plurality of circular grooves (41).

3. The truck-mounted crane rotary speed reducer according to claim 2, wherein an electromagnet (43) is fixedly connected to the inside of the base main body (42), the electromagnet (43) is annular, and the electromagnet (43) is located below the circular groove (41).

4. The truck mounted crane rotary speed reducer according to claim 1, wherein the movable mechanism (7) comprises a fixed column (71), the side end of the annular connecting column (5) is fixedly connected with the fixed column (71), a groove is formed in the fixed column (71), and a magnet (72) is fixedly mounted in the groove.

5. The truck-mounted crane slewing reducer according to claim 4, wherein a spring (73) is fixedly connected to the lower surface of the magnet (72), a hollow cylinder (74) is arranged outside the spring (73), and the hollow cylinder (74) is fixedly connected with the lower surface of the fixing column (71).

6. A lorry-mounted crane rotary speed reducer according to claim 5, characterized in that one end of the spring (73) far from the magnet (72) is fixedly connected with an iron connecting column (75), the iron connecting column (75) is located above the circular groove (41), and the iron connecting column (75) is matched with the circular groove (41).

7. A lorry-mounted crane rotary reducer according to claim 1, characterised in that the radius of the first rotary shaft (2) is smaller than the radius of the second rotary shaft (6).

8. The truck-mounted crane slewing reducer according to claim 2, wherein a plurality of control switches are fixedly mounted on an upper surface of the base main body (42).