CN2432356Y - Double gear tooth engagement type compressor pump - Google Patents

Abstract

The utility model relates to a double-gear tooth-engaging compressing pump used for gas and liquid compression. A rotor impeller 2 is arranged in a cylinder 1. One side in the cylinder is provided with a gas sealing rotor 6 provided with a groove on a body; the external volume circumference of the gas sealing rotor 6 is equal to the external circumference of a rotor body between rotor blades 4 on the rotor impeller 2. A cylinder body on one side is provided with an inlet 10, and the cylinder body on the other side is provided with an outlet 11. A driving shaft 5 of the rotor impeller behind a cylinder cap and a driving shaft 9 of the gas sealing rotor are respectively provided with driving gears mutually engaged, with different engaging tooth numbers.

Description

Double-wheel gear compressor pump

The utility model relates to a kind of compressor pump, especially with two-wheel rotation pressurized gas, the double-wheel gear compressor pump of liquid.

Present each factories and miness unit or the employed compressor pump of family (for example freezer, air-conditioning, refrigerator and various air pressure, oil hydraulic pump etc.), various in style, but they adopt the reciprocating type compressor pump of the reciprocal operation of piston mostly or adopt the rotary compressor pump of eccentric rotor operation, though they all are that current performance is more superior, use more general compressor pump, but they still all having the one side of its deficiency, is exactly that structure is complicated, friction ractor is big, and noise and electrisity consumption are also all bigger.

The purpose of this utility model is to provide a kind of simple in structure, does not have friction in the cylinder body, and noise and electrisity consumption are all less is widely used in each air pressure, the double-wheel gear compressor pump of hydraulic pump system.

The utility model is realized in the following way, being built-in with one at a cylinder 1 circular cylinder body is made up of with upper blade a slice, its blade outer rim is closely pasted the impeller of rotor 2 of inboard wall of cylinder block, impeller of rotor is by rotor body 3, impeller of rotor driving shaft 5 and rotor blade 4 constitute, the impeller of rotor driving shaft front end of impeller of rotor should be presented in the impeller of rotor front output shaft hole 13 at center in the cylinder body and be drawn out to outside the cylinder body, impeller of rotor driving shaft 5 rear ends should be presented in the impeller of rotor rear output shaft hole 14 in the cylinder cap 12 and be drawn out to outside the cylinder cap, one side in cylinder body is equipped with a body portion and has a groove in addition, the girth of its outer rim volume should equal the rotor body outer rim girth between impeller of rotor 2 upper rotor part blades 4 and the rotor blade 4, its outer rim should closely be pasted the envelope air rotor 6 of impeller of rotor rotor body outer rim, envelope air rotor 6 is by envelope air rotor rotor body 7, rotor body groove 8, envelope air rotor driving shaft 9 is formed, envelope air rotor driving shaft 9 front ends of envelope air rotor should be presented to the envelope air rotor front output shaft hole 15 in the envelope air rotor cylinder body, sealing air rotor rear output shaft hole 16 in inserting cylinder cap after, the rear end of envelope air rotor driving shaft is drawn out to outside the cylinder cap, as Fig. 2, have entry port 10 on the one side cylinder body of envelope air rotor 6, have exhaust port 11 on the opposite side cylinder body, respectively being equipped with a driving gear on impeller of rotor driving shaft behind the cylinder cap 5 and envelope air rotor driving shaft 9 is connected mutually, the number of teeth on the impeller of rotor driving gear 17 on the impeller of rotor driving shaft should be according to rotor blade 4 number of impeller of rotor and the number of teeth on the envelope air rotor driving gear 18 on the envelope air rotor driving shaft doubly, as Fig. 4.

One of remarkable advantage of the present utility model be its in the whole service process, no obvious attrition surface in the cylinder body, compressive force is also bigger, being applicable to needs long-term each air pressure, the oil hydraulic pump that moves continuously.

Another advantage of the present utility model is that it is simple in structure, makes easily, and noise is less, and working life is longer, popularizes easily

Description of drawings:

Fig. 1, plan view of the present utility model

Fig. 2, sectional view of the present utility model

Fig. 3, envelope air rotor plan view of the present utility model

Fig. 4, driving gear of the present utility model connect plan view

Wherein: the 1-cylinder body; The 2-impeller of rotor; The 3-rotor body; The 4-rotor blade; 5-impeller of rotor driving shaft; 6-seals air rotor; 7-envelope air rotor rotor body; 8-rotor body groove; 9-envelope air rotor driving shaft; The 10-entry port; The 11-exhaust port; The 12-cylinder cap; 13-impeller of rotor front output shaft hole; 14-impeller of rotor rear output shaft hole; 15-envelope air rotor front output shaft hole; 16-envelope air rotor rear output shaft hole; 17-impeller of rotor driving gear; 18-envelope air rotor driving gear.

Referring now to a description of drawings specific embodiment of the present utility model, in a cylinder 1 circular cylinder body, be equipped with circle of forming by three blades, its blade outer rim is closely pasted the impeller of rotor 2 of inboard wall of cylinder block, impeller of rotor 2 is by rotor body 3, rotor rachis driving shaft 5 and rotor blade 4 are formed, impeller of rotor driving shaft 5 front ends of impeller of rotor 4 are drawn out to outside the cylinder body after inserting the impeller of rotor front output shaft hole 13 at center in the cylinder body, impeller of rotor driving shaft rear end on the impeller of rotor is drawn out to outside the cylinder cap after being presented to the interior impeller of rotor rear output shaft hole 14 of cylinder cap, one side in cylinder body is equipped with a body portion and has a groove in addition, the girth of its outer rim should equal the envelope air rotor 6 of transfer daughter girth between two rotor blades 4, envelope air rotor 6 is by envelope air rotor rotor body 7, rotor body groove 8, envelope air rotor driving shaft 9 is formed, the outer rim of envelope air rotor rotor body is closely pasted the rotor body outer rim on the impeller of rotor, have entry port 10 on the one side cylinder body of envelope air rotor, have exhaust port 11 on the opposite side cylinder body, the rotor body groove 8 of envelope on the air rotor can be on time when rotating synchronously after envelope air rotor and impeller of rotor lock mutual position in advance and the rotor blade 4 on the impeller of rotor 2 meet, rotor blade can be passed through smoothly, as Fig. 1, respectively being equipped with a driving gear on cylinder cap external rotor impeller driving shaft 5 and envelope air rotor driving shaft 9 is connected mutually, the number of teeth of the impeller of rotor driving gear 17 on the impeller of rotor driving shaft is three times in the number of teeth on the envelope air rotor driving gear 18 that seals on the air rotor driving shaft, as Fig. 4, can guarantee rotor blade 4 in the cylinder body can be punctual when impeller of rotor 2 and envelope air rotor 6 rotate simultaneously and the rotor body groove meet and pass through rotor body groove 8 smoothly, the outer impeller of rotor driving shaft 5 of cylinder body is connected with power mechanism, forms a most preferred embodiment of the present utility model.

Impeller of rotor driving shaft 5 outside the cylinder body is by the impeller of rotor driving gear 17 on the power input drive cylinder cap 12 external rotor impeller driving shafts, thereby the envelope air rotor driving gear 18 on the outer envelope air rotor driving shaft 9 of drive cylinder cap rotates (impeller of rotor driving gear and seal air rotor driving gear locked position between it before operation simultaneously, can guarantee that the rotor blade 4 in the cylinder body can pass through envelope cyclostrophic daughter groove 8 on time), rotor blade 4 in the cylinder body will be from the gas of entry port 10 suctions, liquid is to the compression of advancing of exhaust port 11 directions, arrive exhaust port with gas, liquid compression is discharged to outside the cylinder, the back rotor blade 4 of advancing again meets the back by advancing to entry port again with envelope cyclostrophic daughter groove on time, again with gas, liquid is to the compression of advancing of exhaust port direction, circulation and so forth.

Claims (4)

1, a kind of double-wheel gear compressor pump, it is characterized in that being built-in with one at a cylinder (1) circular cylinder body is made up of with upper blade a slice, its blade outer rim is closely pasted the impeller of rotor (2) of inboard wall of cylinder block, impeller of rotor is by rotor body (3), impeller of rotor driving shaft (5) and rotor blade (4) constitute, the impeller of rotor driving shaft front end of impeller of rotor should be presented in the impeller of rotor front output shaft hole (13) at center in the cylinder body and be drawn out to outside the cylinder body, impeller of rotor driving shaft rear end should be presented in the interior impeller of rotor rear output shaft hole of cylinder cap (12) and be drawn out to outside the cylinder cap, one side in cylinder body is equipped with a body portion and has a groove in addition, the girth of its outer rim volume equals the rotor body outer rim girth between impeller of rotor upper rotor part blade and the rotor blade, its outer rim should closely be pasted the envelope air rotor (6) of impeller of rotor rotor body outer rim, envelope air rotor (6) is by envelope air rotor rotor body (7), rotor body groove (8), envelope air rotor driving shaft (9) is formed, the envelope air rotor driving shaft front end of envelope air rotor should be presented in the interior envelope air rotor front output shaft hole of envelope air rotor (6) cylinder body, the rear end of envelope air rotor driving shaft seals in inserting cylinder cap that (16) are drawn out to outside the cylinder cap in the air rotor rear output shaft hole, as Fig. 2, have entry port (10) on the one side cylinder body of envelope air rotor, have exhaust port (11) on the opposite side cylinder body, respectively being equipped with a driving gear on impeller of rotor driving shaft (5) behind the cylinder cap and envelope air rotor driving shaft (9) is connected mutually, the number of teeth on the impeller of rotor driving gear (17) on the impeller of rotor driving shaft should be according to the rotor blade (4) of impeller of rotor number and the number of teeth on the envelope air rotor driving gear (18) on the envelope air rotor driving shaft doubly, as Fig. 4.

2, double-wheel gear compressor pump according to claim 1 is characterized in that sealing the girth that air rotor rotor body outer rim volume girth should equal rotor body (3) outer rim between impeller of rotor (2) upper rotor part blade (4) and the rotor blade.

3, double-wheel gear compressor pump according to claim 1, the rotor body groove (8) that it is characterized in that sealing on the air rotor can make rotor blade (4) pass through smoothly when envelope air rotor (6) and impeller of rotor rotate simultaneously.

4, double-wheel gear compressor pump according to claim 1, it is characterized in that should be according to rotor blade (4) number of impeller of rotor and the number of teeth of the envelope air rotor driving gear (18) on envelope air rotor driving shaft doubly in the number of teeth of the impeller of rotor driving gear (17) on the rotor rachis driving shaft behind the cylinder cap.

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