CN202224113U

CN202224113U - Grease leakage preventing structure in food mixing machine

Info

Publication number: CN202224113U
Application number: CN2011203000397U
Authority: CN
Inventors: 陈迪康
Original assignee: PANYU LIFEING FOODSTUFF MACHINERY FACTORY GUANGZHOU
Current assignee: Guangdong Lifeng Machinery Manufacturing Co.,Ltd.
Priority date: 2011-08-17
Filing date: 2011-08-17
Publication date: 2012-05-23
Anticipated expiration: 2021-08-17

Abstract

The utility model discloses a grease leakage preventing structure in a food mixing machine, comprising a gear box, a power mechanism, a transmission mechanism, a speed shifting mechanism and a stirring mechanism. The transmission is carried out between the transmission mechanism and a transmission shaft by a worm gear, the power transmission is carried out on a large combined gear, a small combined gear and an overrunning clutch which are on a central shaft by an intermediate-speed gear, a worm gear, a high-speed gear and a low-speed gear which are on the transmission shaft, and a combiner is combined with different combined gears by the clutching of the overrunning clutch and a shifting fork, so that three kinds of stirring speeds can be obtained, and the stirring mechanism connected on the central shaft can be driven to rotate, a baffle is arranged in the gear box, and forms a hollow cavity with the inner wall of the gear box, a grease port is arranged between the baffle plate and the inner wall of the gear box, and when the pressure and the temperature rise, grease leaks, and flows in the hollow cavity of the box body by the grease port. According to the grease leakage preventing structure in the food mixing machine, the transmission space is saved, the grease storing space is enlarged, the grease is prevented from leaking from an oil seal and a shaft sleeve, and the grease consumption amount and the part manufacturing cost can be reduced.

Description

A kind of structure that prevents that grease from oozing out in the food blending machine

Technical field:

The utility model relates to a kind of food blending machine, is specifically related to a kind of structure that prevents that grease from oozing out in a kind of food blending machine.

Background technology:

At present, the traditional food mixer often adopts all-gear drive, therefore; Multiaxises such as worm-wheel shaft group, transition tooth axle group, central shaft group have occupied most of space of cabinet, simultaneously, and in use; If weather is overheated or service time is long; Cause the grease in the gear-box to ooze out outside the casing, so not only influence the outward appearance of food blending machine, and can cause the antihygienic result of food.

Chinese patent 200820110446.X discloses agitator for food-making, and wherein, central gear and fixed disk receive motor to drive rotation synchronously, and stirring rod is with wherein a planetary wheel shaft is coaxial.Through these settings, the driving stirring rod is revolved round the sun and rotation, and the economization power train is provided with the space; But though this utility model has also realized economization transmission space, gear does not carry out speed change; Internal structure is different, and grease is not oozed out and improve.

The utility model content:

The purpose of the utility model provides a kind of structure that prevents that grease from oozing out in a kind of food blending machine; Reduce the occupied space size of gear housing internal gear and axle group; And the space of increase grease storage; Avoid grease in oil sealing and axle sleeve, to ooze out, and reduced grease amount and part manufacturing cost.

The utility model is achieved through following technical scheme:

A kind of structure that prevents that grease from oozing out comprises gear housing in the food blending machine, actuating unit, and transmission mechanism, gear, rabbling mechanism, said actuating unit, transmission mechanism, gear are located in the gear housing;

Said actuating unit comprises motor, and motor base, motor are wrapped in the motor base;

Said transmission mechanism comprises worm screw and power transmission shaft, and the output shaft of said worm screw and motor is in transmission connection;

Said power transmission shaft is provided with intermediate gear, worm-gear toothing, high gear and low speed tooth, said worm-gear toothing and worm engaging transmission;

Said gear comprises central shaft, on said central shaft, establishes big combination gear with the intermediate gear corresponding position, big combination gear and intermediate gear engagement;

Corresponding high gear place establishes little combination gear on said central shaft, little combination gear and high gear engagement;

Between big combination gear and little combination gear, establish zygote, establish shift fork with the zygote corresponding position, shift fork is fastened on the shift fork of zygote and accepts the place, position;

Establish freewheel clutch on the said central shaft, said freewheel clutch includes external toothing, roller, overdrive clutch body, said external toothing and the engagement of low speed tooth;

Said central shaft is connected with the rotating shaft of rabbling mechanism;

Be provided with baffle plate in the said gear housing, form cavity, between said baffle plate and gear housing inwall, be provided with hydraulic fluid port with the gear housing inwall.

The utility model is through being provided with big combination gear, little combination gear and clutch on central shaft; And with power transmission shaft on gears engaged; Through the clutch of gear shift fork and clutch, realize the speed change of whole mixer, and reduced the space that the multiaxis group occupies gear housing; And unnecessary space, flows in the cavity through hydraulic fluid port when grease oozes out in order to the cavity that stores grease to be set, and avoids grease in oil sealing and axle sleeve, to ooze out like this, and has reduced grease amount and part manufacturing cost.

Description of drawings:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the partial structurtes sketch map of Fig. 1;

Fig. 3 is the cross section view of the freewheel clutch of the utility model.

Wherein, 1, gear housing, 2, actuating unit, 3, transmission mechanism, 4, gear, 5, rabbling mechanism;

11, baffle plate, 12, cavity, 13, hydraulic fluid port;

21, motor, 22, motor base, 211, output shaft;

31, worm screw, 32, power transmission shaft, 321, intermediate gear, 322, worm-gear toothing, 323, high gear, 324, the low speed tooth;

41, central shaft, 411, big combination gear, 412, little combination gear, 413, zygote, 413a, shift fork are accepted the position,

414, freewheel clutch, 414a, external toothing, 414b, roller, 414c, overdrive clutch body;

51, rotating shaft;

6, shift fork.

The specific embodiment:

Below be to the further specifying of the utility model, rather than to the restriction of the utility model.

Embodiment 1:

Like Fig. 1,2, shown in 3, a kind of structure that prevents that grease from oozing out comprises gear housing 1 in the utility model food blending machine; Actuating unit 2, transmission mechanism 3, gear 4; Rabbling mechanism 5, said actuating unit 2, transmission mechanism 3, gear 4 is located in the gear housing 1;

Said actuating unit 2 comprises motor 21, and motor base 22, motor 21 are wrapped in the motor base 22;

Said transmission mechanism 3 comprises worm screw 31 and power transmission shaft 32, and said worm screw 31 is in transmission connection with the output shaft 211 of motor 21;

Said power transmission shaft 32 is provided with intermediate gear 321, worm-gear toothing 322, high gear 323 and low speed tooth 324, said worm-gear toothing 322 and worm screw 31 engaged transmission;

Said gear 4 comprises central shaft 41, on said central shaft 41, establishes big combination gear 411 with intermediate gear 321 corresponding positions, big combination gear 411 and intermediate gear 321 engagements;

Corresponding high gear 323 places establish little combination gear 412 on said central shaft 41, little combination gear 412 and high gear 323 engagements;

Between big combination gear 411 and little combination gear 412, establish zygote 413, establish shift fork 6 with zygote 413 corresponding positions, shift fork 6 is fastened on the shift fork of zygote 413 and accepts a 413a place;

Establish freewheel clutch 414 on the said central shaft 41, said freewheel clutch 414 includes external toothing 414a, roller 414b, overdrive clutch body 414c, said

external toothing

414a and 324 engagements of low speed tooth;

Said central shaft 41 is connected with the rotating shaft 51 of rabbling mechanism 5;

Be provided with baffle plate 11 in the said gear housing 1, form cavity 12, between said baffle plate 11 and gear housing 1 inwall, be provided with hydraulic fluid port 13 with gear housing 1 inwall.

The operation principle of the utility model is:

As shown in Figure 1, when zygote 413 all broke away from big combination gear 411 and little combination gear 412, the worm-gear toothing 322 that motor 21 directly turn round on the worm screw 31 drive power transmission shafts 32 rotated; Drive power transmission shaft 32 rotations through worm-gear toothing 322; Intermediate gear 321 on the power transmission shaft 32, high gear 323,324 rotations of low speed tooth simultaneously, at this moment, freewheel clutch 414 is in the state of closing; Power is passed to external toothing 414a, roller 414b, overdrive clutch body 414c, central shaft 41 again successively; Last central shaft 41 drives rabbling mechanism 5 rotations in the rotating shaft 51, and at this moment, rabbling mechanism 5 is in the stirring at low speed state; Simultaneously, big combination gear 411 dallies around central shaft 41 with little combination gear 412.

Stir fork 6; Zygote 413 is combined with little combination gear 412, when power by above-mentioned be delivered to high gear 323 after, because of the high gear on the power transmission shaft 32 323 little combination gear 412 engagements with central shaft 41; Power passes to little combination gear 412, zygote 413, central shaft 41 again successively; Central shaft 41 drives rabbling mechanism 5 rotations in the rotating shaft 51, and rabbling mechanism 5 is in the high-speed stirred state, simultaneously; Freewheel clutch 414 is in from state, external toothing 414a and big combination gear 411 idle running.

Stir fork 6, zygote 413 is combined, at this moment with big combination gear 411; When power by above-mentioned be delivered to intermediate gear 321 after; Because of the intermediate gear on the power transmission shaft 32 321 big combination gear 411 engagements with central shaft 41, pass to big combination gear 411, zygote 413, central shaft 41 again successively, central shaft 41 drives rabbling mechanism 5 rotations in the rotating shafts 51; Rabbling mechanism 5 is in the middling speed stirring; Simultaneously, freewheel clutch 414 is in from state,

external toothing

414a and 412 idle running of little combination gear.

When air pressure and temperature rising, grease oozes out, and can flow in the cavity 12 of casings through hydraulic fluid port 13.

Claims

1. a kind of structure that prevents that grease from oozing out in the food blending machine comprises gear housing (1), actuating unit (2); Transmission mechanism (3), gear (4), rabbling mechanism (5); Said actuating unit (2), transmission mechanism (3), gear (4) is located in the gear housing (1), it is characterized in that:

Said actuating unit (2) comprises motor (21), and motor base (22), motor (21) are wrapped in the motor base (22);

Said transmission mechanism (3) comprises worm screw (31) and power transmission shaft (32), and said worm screw (31) is in transmission connection with the output shaft (211) of motor;

Said power transmission shaft (32) is provided with intermediate gear (321), worm-gear toothing (322), high gear (323) and low speed tooth (324), said worm-gear toothing (322) and worm screw (31) engaged transmission;

Said gear (4) comprises central shaft (41), goes up with intermediate gear (321) corresponding position at said central shaft (41) and establishes big combination gear (411), and big combination gear (411) meshes with intermediate gear (321);

Go up corresponding high gear (323) at said central shaft (41) and locate to establish little combination gear (412), little combination gear (412) and high gear (323) engagement;

Between big combination gear (411) and little combination gear (412), establish zygote (413), establish shift fork (6) with zygote (413) corresponding position, the shift fork that shift fork (6) is fastened on zygote (413) is accepted position (413a) and is located;

Establish freewheel clutch (414) on the said central shaft (41), said freewheel clutch (414) includes external toothing (414a), roller (414b), overdrive clutch body (414c), said external toothing (414a) and low speed tooth (324) engagement;

Said central shaft (41) is connected with the rotating shaft (51) of rabbling mechanism (5);

Be provided with baffle plate (11) in the said gear housing (1), form cavity (12), between said baffle plate (11) and gear housing (1) inwall, be provided with hydraulic fluid port (13) with gear housing (1) inwall.