CN201896880U

CN201896880U - Energy-saving mechanical automatic control coupling

Info

Publication number: CN201896880U
Application number: CN201020514563XU
Authority: CN
Inventors: 关士昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-09-02
Filing date: 2010-09-02
Publication date: 2011-07-13
Anticipated expiration: 2020-09-02

Abstract

The utility model relates to an energy-saving mechanical automatic control coupling which comprises an input shaft, a shell, end covers and a bearing, wherein two sides of the shell are connected with the end covers; the shell is connected with a speed reducer and a host through a connecting device; the shell is assembled with the input shaft in a movable fit way; the input shaft is assembled with an output disc in a movable fit way; the output disc is connected with an input disc through a tripping pin in a movable fit way; and an output shaft of a motor is assembled in the input shaft, so that the starting is slowed down, the starting current of the motor is reduced, the mechanical impact force is buffered, the starting mechanical property is improved, and the stable operation and automatic protection can be realized; a tripping mechanism is convenient to replace and easy to store, the hydraulic oil is not used, and fireproof and explosion-proof properties are achieved; the secondary protection can be carried out automatically in case of sudden impact load during the operating process, and the coupling is safe and reliable to use; and the coupling also has high degree of mechanization, low operating cost and high mechanical efficiency, is convenient to operate, saves energy and reduces the consumption.

Description

Energy-saving mechanical automatic control coupling

Technical field

The utility model belongs to machine torque and transmits apparatus field, relates to a kind of energy-saving mechanical automatic control coupling.

Background technique

Coupling is that a kind of machine torque of extensive use transmits equipment.For hydraulic coupling formula coupling, its mechanical efficiency theory 95% is difficult to the control oil mass in real work, and oil mass is divided two kinds, and a kind of is volume read-out, the long-time seepage of the trace of seal ring when another kind is running.The thermal efficiency is very low in addition, because each safe action oil spout is received to return, only wastes, and at work hydraulic oil must standingly be arranged, and therefore exists and easily loses factor of safety such as disaster hidden-trouble.

Summary of the invention

The purpose of this utility model is to provide a kind of energy-saving mechanical automatic control coupling, reduces the inrush current of motor, and the buffer mechanism impact force improves the mechanical property that starts, operate steadily, and protection automatically, the mechanical efficiency height, safe and reliable.

The technical solution adopted in the utility model: a kind of energy-saving mechanical automatic control coupling, comprise input shaft, shell, end cap, bearing, the shell both sides are connected with end cap, shell connects with speed reducer, main frame by connection set, described shell and input shaft assemble movingly, input shaft and output disc assemble movingly, and output disc connects input disc movingly by release pin.

Bearing, seal ring are equipped with in the two ends of described input shaft, and are positioned at shell, and vertical shell of an end is by the bolted on connection cylinder-like shell, and two end cap is arranged on the input shaft two ends by back-up ring, and seal ring is housed.

Input shaft position in the described shell is provided with the spacing cover movingly, is provided with bearing, back-up ring and output disc therebetween and assembles movingly.

A side stationary fit that is positioned at the spacing cover on the described input shaft connects input disc, is equipped with tripping mechanism and release pin and synchronizing ring on the input disc movingly, release pin and synchronizing ring stationary fit.

The spring of described tripping mechanism is positioned at the axial bore of input disc, be sleeved on the release pin, keep out by inner cap, hollow nut is arranged in the radial hole of input disc, the top is provided with radially plug, alloy pad is arranged on hollow nut bottom opening place, and by axial plug shutoff, back-up ring is arranged between axial plug and the input disc.

Described output disc is the four paws type, and it is provided with release pin, is equipped with centrifugal body on the output disc movingly, is provided with spring, bolt in the centrifugal body, and bolt and output disc are spirally connected, and centrifugal external week is provided with fastness, and fastness and shell join.

Described input shaft is the cavity axle, and the output shaft of motor is arranged in the input shaft cavity.

The positive beneficial effect that the utility model had:

1. the output shaft with motor is assemblied in the input shaft of energy-saving mechanical automatic control coupling, slowly starts, and reduces the inrush current of motor, and the buffer mechanism impact force improves the mechanical property that starts, and operates steadily, automatically protection;

2. the part replacement of tripping mechanism is convenient, easily stores, and is difficult for losing, and without hydraulic oil, water is not prevented fires blast protection;

3. easy to operate, operating cost is low, the mechanical efficiency height, and energy saving, energy-saving and cost-reducing;

4. being in operation dashes forward meets impact load, can carry out second class protection automatically, safe and reliable;

5. the mechanization degree height is that a kind of effective safety, machine torque efficient, low consumption realized transmits equipment.

Description of drawings

Fig. 1 is the utility model structural representation;

Fig. 2 is an A-A sectional view among Fig. 1;

Fig. 3 is a B-B sectional view among Fig. 1;

Fig. 4 is a tripping mechanism schematic representation of the present utility model.

Embodiment

With reference to Fig. 1, Fig. 2, shown in Figure 3, a kind of energy-saving mechanical automatic control coupling mainly comprises component such as input shaft 1, shell 2, input disc 3, tripping mechanism 4, release pin 5, fastness 6, output screw 7, spring 8, bolt 9, centrifugal body 10, output disc 11, spacing cover 12, end cap 13, bearing 14, back-up ring 15, seal ring 16, key 17, bolt 18, bolt 19, synchronizing ring 20.

Its input shaft 1 is the cavity axis, the output shaft of existing motor is assemblied in input shaft 1 cavity, bearing 14, seal ring 16 are equipped with in the two ends of input shaft 1, and be positioned at shell 2, shell 2 assembles movingly with input shaft 1, vertical shell 2 of one end connects cylinder-like shell 2 by bolt 19, shell 2 both sides are provided with end cap 13, two end cap 13 is connected on the shell 2 by bolt 18, and be arranged on input shaft 1 two ends by back-up ring 15, seal ring 16 is housed, and shell 2 is provided with eight output screws 7, is used for connecting with speed reducer, main frame by connection set.

Input shaft 1 position in the described shell 2 is provided with four spacing covers 12 movingly, being provided with bearing 14, back-up ring 15 and output disc 11 between the spacing cover 12 assembles movingly, spacing cover 12 is provided with two seal rings 16, a side that is positioned at spacing cover 12 on input shaft 1 connects an input disc 3 by key 17 stationary fits, be equipped with a tripping mechanism 4 and uniform four release pins 5 and synchronizing ring 20 on the input disc 3 movingly, and release pin 5 and synchronizing ring 20 stationary fits; Output disc 11 is the four paws type, be evenly equipped with four release pins 5 on it, assemble four centrifugal bodies 10 on the output disc 11 movingly, centrifugal body 10 radially be provided with four step holes, be provided with spring 8 and bolt 9 in each step hole, bolt 9 links with screw on the output disc 11, make output disc 11 connect input disc 3 movingly by release pin 5, the periphery of each centrifugal body 10 is provided with fastness 6, and fastness 6 can contact with shell 2, and the machine torque sliding friction of generation is acted on the shell 2.

With reference to shown in Figure 4, described tripping mechanism 4 mainly comprises axial plug 401, alloy pad 402, back-up ring 403, spring 404, inner cap 405, radially plug 406, hollow nut 407 etc.; Its spring 404 is positioned at the axial bore of input disc 3, and spring 404 is sleeved on the release pin 5, is kept out by inner cap 405, and hollow nut 407 is arranged in the radial hole of input disc 3, and the top is provided with radially plug 406, scyewed joint; Alloy pad 402 is arranged on hollow nut 407 bottom opening places, and by axial plug 401 shutoff, back-up ring 403 is arranged between axial plug 401 and the input disc 3.When working load is failure to actuate less than busy hour tripping mechanism 4, when working load greater than 4 actions of busy hour tripping mechanism, alloy pad 402 tinization, release pin 5 is return under spring 404 tension, the alloy of liquefaction flows to hollow nut 407.

Working principle of the present utility model: when motor output shaft rotated, energy-saving mechanical automatic control coupling was also along with rotation, and the input disc 3 in the shell 2, output disc 11 also change along with time and level of torque and moves; When greater than the maximum load (torque) of normal duty (torque) less than tripping mechanism, the automatic governing speed of rotating speed in this scope, i.e. the one-level protection of sliding, input disc 3, output disc 11 keeps the running integralities.

At normal (specified) load (torque), the tripping mechanism 4 on the input disc 3, release pin 5, synchronizing ring 20 drive output disc 11 runnings.

In improper maximum load (torque), the release pin 5 and the output disc 11 of input disc 3 are separated, input shaft 1 idle running, and input disc 3 also dallies, and output disc 11, shell 2 shut down, and the speed reducer, the main frame that are connected with shell 2 also shut down.

Short time impact load (torque), output disc 11 drive fastness 6 and produce slide relative with shell 2, consume impact load (torque).

Long-time big load (torque), tripping mechanism 4 actions of input disc 11, release pin 5 is threaded off automatically; Release pin 5 is separated with the centrifugal body 10 of output disc 11, the dropout of fastness 6, input shaft 1 idle running, and input disc 3 idle running, motor idle running protection, output disc 11 is out of service; The speed reducer, the main frame that are connected with shell 2 shut down, and consume maximum load (torque), and promptly secondary is threaded off and protected.

Thread off after the protection, need restart, handle and changed component in 30-60 minute, promptly can run well.

Claims

1. energy-saving mechanical automatic control coupling, comprise input shaft, shell, end cap, bearing, the shell both sides are connected with end cap, shell connects with speed reducer, main frame by connection set, it is characterized in that described shell (2) and input shaft (1) assemble movingly, input shaft (1) assembles movingly with output disc (11), and output disc (11) connects input disc (3) movingly by release pin (5).

2. energy-saving mechanical automatic control coupling according to claim 1, bearing (14), seal ring (16) are equipped with in the two ends that it is characterized in that described input shaft (1), and be positioned at shell (2), vertical shell (2) of one end connects cylinder-like shell (2) by bolt (19), two end cap (13) is arranged on input shaft (1) two ends by back-up ring (15), and seal ring (16) is housed.

3. energy-saving mechanical automatic control coupling according to claim 1, it is characterized in that input shaft (1) position in the described shell (2) is provided with spacing cover (12) movingly, be provided with bearing (14), back-up ring (15) and output disc (11) therebetween and assemble movingly.

4. energy-saving mechanical automatic control coupling according to claim 1, it is characterized in that a side stationary fit that is positioned at spacing cover (12) on the described input shaft (1) connects input disc (3), be equipped with tripping mechanism (4) and release pin (5) and synchronizing ring (20) on the input disc (3) movingly, release pin (5) and synchronizing ring (20) stationary fit.

5. energy-saving mechanical automatic control coupling according to claim 4, it is characterized in that the spring (404) of described tripping mechanism (4) is positioned at the axial bore of input disc (3), be sleeved on the release pin (5), keep out by inner cap (405), hollow nut (407) is arranged in the radial hole of input disc (3), the top is provided with radially plug (406), alloy pad (402) is arranged on hollow nut (407) bottom opening place, by axial plug (401) shutoff, back-up ring (403) is arranged between axial plug (401) and the input disc (3).

6. energy-saving mechanical automatic control coupling according to claim 1, it is characterized in that described output disc (11) is the four paws type, it is provided with release pin (5), be equipped with centrifugal body (10) on the output disc (11) movingly, be provided with spring (8), bolt (9) in the centrifugal body (10), bolt (9) is spirally connected with output disc (11), and centrifugal body (10) periphery is provided with fastness (6), and fastness (6) joins with shell (2).

7. energy-saving mechanical automatic control coupling according to claim 1 is characterized in that described input shaft (1) is the cavity axle, and the output shaft of motor is arranged in input shaft (1) cavity.