CN208870760U

CN208870760U - A kind of five cylinder force 3 wind cold anticyclone gas pump heads

Info

Publication number: CN208870760U
Application number: CN201821224484.8U
Authority: CN
Inventors: 刘启亮; 陈敏华; 王俊
Original assignee: Zhejiang Lawson Compressor Co Ltd
Current assignee: Zhejiang Luosen Compressor Co., Ltd.
Priority date: 2018-07-31
Filing date: 2018-07-31
Publication date: 2019-05-17
Anticipated expiration: 2028-07-31

Abstract

The utility model discloses a kind of five cylinder force 3 wind cold anticyclone gas pump heads, including crankcase and crankshaft, crankshaft box outer wall is respectively equipped with the first secondary cylinder, first level-one cylinder, three-stage cylinder, second level-one cylinder and the second secondary cylinder, first secondary cylinder, first level-one cylinder, three-stage cylinder, second level-one cylinder and the second secondary cylinder are arranged around crankshaft interval, the first second piston in first secondary cylinder is connected by one first second level even the rod with crankshaft, the first first stage piston in first level-one cylinder is connected by one first primary connecting rod with crankshaft, three-level piston in three-stage cylinder is connected by a three-level connecting rod with crankshaft, the second first stage piston in second level-one cylinder is connected by one second primary connecting rod with the crankshaft, the second second piston in second secondary cylinder passes through one second second level even the rod It is connected with crankshaft.The utility model has the following advantages that and effect: this gas pump head revolving speed with higher simultaneously has higher discharge capacity.

Description

A kind of five cylinder force 3 wind cold anticyclone gas pump heads

Technical field

The utility model relates to a kind of air compressor pump head technical field, in particular to a kind of five cylinder force 3 wind cold anticyclones Gas pump head.

Background technique

Air compressor is the main body in compressed air source unit, it is the dress that the mechanical energy of prime mover is converted into gas pressure energy It sets, is the pressure generator of compressed air, compressor is directly driven by motor, crankshaft is made to generate rotary motion, the company of drive Bar makes piston generate reciprocating motion, and volume of cylinder is caused to change.

Compressor pump head in the prior art mainly includes crankcase and the crankshaft inside crankcase, outside crankcase Wall, which is fixedly installed, is attached thereto logical cylinder, and a piston is plugged in cylinder, and piston is connected by a connecting rod with crankshaft.By Reciprocal inertia force can be generated in the process of reciprocating in piston, this kind of reciprocal inertia force is transferred to crankshaft, meeting by connecting rod The rotatory force of a part of crankshaft is offset, to influence the revolving speed of the pump head；And the pressure at expulsion of the pump head is lower, will affect its Use scope in actual use.

Utility model content

The purpose of the utility model is to provide a kind of five cylinder force 3 wind cold anticyclone gas pump heads, the five cylinders force 3 wind cold anticyclones Gas pump head can have faster revolving speed and wider array of use scope.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of five cylinder three-levels are air-cooled High pressure gas pump head, the crankshaft including crankcase and inside the crankcase, the crankshaft box outer wall be installed with respectively with The first secondary cylinder being connected, the first level-one cylinder, three-stage cylinder, the second level-one cylinder and the second secondary cylinder, institute The first secondary cylinder, the first level-one cylinder, three-stage cylinder, the second level-one cylinder and the second secondary cylinder is stated radially to enclose along crankshaft It is around in crankshaft and is sequentially arranged at intervals setting, one first second piston, first second level are plugged in first secondary cylinder Piston is connected by one first second level even the rod with the crankshaft, and it is living that one first level-one is plugged in the first level-one cylinder Plug, first first stage piston are connected by one first primary connecting rod with the crankshaft, are plugged with one in the three-stage cylinder Three-level piston, the three-level piston are connected with the crankshaft by a three-level connecting rod, are plugged in the second level-one cylinder One second first stage piston, second first stage piston are connected by one second primary connecting rod with the crankshaft, and the described 2nd 2 One second second piston is plugged in grade cylinder, second second piston is connected by one second second level even the rod with the crankshaft It connects.

By using above-mentioned technical proposal, by the first secondary cylinder, the first level-one cylinder, three-stage cylinder, the second level-one gas Cylinder and the second secondary cylinder are arranged around the mode circumferentially distributed in crankshaft, so that the first second piston, the first level-one are living Plug, three-level piston, the second first stage piston and the second second piston can cancel out each other the reciprocal of generation in the process of reciprocating Inertia force makes the resultant force of reciprocal inertia force reach complete equipilibrium, so that pump head be made to can get higher revolving speed；And gas is by first Level-one cylinder and the second level-one cylinder suck, by the first level-one cylinder, the second level-one cylinder, the first secondary cylinder and second The compression of secondary cylinder, the gas on both sides after the gas outlet of the first secondary cylinder and the gas outlet of the second secondary cylinder are converged again It is compressed by three-stage cylinder, can achieve the pressure and double discharge capacity of 100bar, so that process of the pump head in actual use In can possess wider array of use scope.

Be further arranged to: the first level-one cylinder and the second level-one cylinder are arranged along the axisymmetrical of crankshaft, described First secondary cylinder and the second secondary cylinder are arranged along the axisymmetrical of crankshaft, the three-stage cylinder be located at the first level-one cylinder and The middle position of both second level-one cylinders.

By using above-mentioned technical proposal, be set as symmetrically arranged mode to generate between opposite two-piston it is reciprocal Inertia force, which is able to achieve, preferably cancels out each other, and so that pump head is obtained higher revolving speed, and the distribution of symmetrically arranged cylinder can reach Full dynamic equilibrium.

Be further arranged to: first second level even the rod, the first primary connecting rod, three-level connecting rod, the second primary connecting rod and Second second level even the rod is all connected to the same crank throw of the crankshaft.

By using above-mentioned technical proposal, five column connecting rods are mounted on same crank throw simultaneously, can be reduced the crank throw of crankshaft Number, shortens the axial length of pump head, keeps its volume more compact small and exquisite.

It is further arranged to: position of the crankshaft box outer wall between the first secondary cylinder and the first level-one cylinder, Position between second level-one cylinder and the second secondary cylinder is mounted on cascade EDFA pipe, and the cascade EDFA pipe is in the shape of a spiral Extend outwardly and gradually expands setting.

By using above-mentioned technical proposal, this kind of set-up mode makes the setting of cascade EDFA pipe more convenient, and passes through Cascade EDFA pipe cools down compressed gas, and sets spiral helicine mode for cascade EDFA pipe and be used to promote cascade EDFA The heat exchanger effectiveness of pipe is realized preferably cooling.

Be further arranged to: being equipped with fixed plate positioned at the lower section of the cascade EDFA pipe, the fixed plate and crankcase it Between be equipped with the first locking piece, the cascade EDFA pipe be equipped with lower tube clip, extending direction of the lower tube clip along cascade EDFA pipe It is extended, lower tube clip cooperation fixed plate clamps the cascade EDFA pipe, and the is equipped between the lower tube clip and fixed plate Two locking pieces.

By using above-mentioned technical proposal, fixation of the fixed plate on crankcase is realized in the setting of the first locking piece, and is led to The contact area for crossing fixed plate cooperation lower tube clip increase and cascade EDFA pipe realizes that cascade EDFA pipe is more preferable solid on crankcase It is fixed.

Be further arranged to: the position that the lower tube clip contradicts cascade EDFA pipe is equipped with the card for being recessed inwardly and being adapted to therewith Slot.

By using above-mentioned technical proposal, the setting of card slot increases the contact area between lower tube clip and cascade EDFA pipe, Cascade EDFA pipe is realized preferably fixed；And the setting of card slot can limit the cascade EDFA pipe of arrangement, between guarantee grade The ordered arrangement of cooling tube.

Be further arranged to: the cascade EDFA pipe be equipped with upper clamp plate and cooperate upper clamp plate lower clamp plate, it is described on Clamping plate and lower clamp plate are extended along the extending direction of cascade EDFA pipe, and the upper clamp plate and lower clamp plate contradict cascade EDFA pipe Position be equipped with the locating slot for being recessed inwardly and being adapted to therewith, the distance between adjacent described locating slot is equal, the upper folder Third locking piece is equipped between plate and lower clamp plate.

By using above-mentioned technical proposal, upper clamp plate cooperation lower clamp plate further grips cascade EDFA pipe, Promote the stability of cascade EDFA pipe；And being arranged in the contact for increasing contact area by locating slot, it can be to helical arrangement Cascade EDFA pipe fix, guarantee cascade EDFA pipe screw pitch, to ensure that its heat exchanger effectiveness.

It is further arranged to: being installed with eccentricity balance-weight block on the crankshaft.

By using above-mentioned technical proposal, the fast setting of eccentrically mounted weight can adjust the static balance on crankshaft, for reducing song Axis is because of the vibration amplitude and frequency that generate after high speed rotation.

In conclusion the utility model has the following beneficial effects: the gas pump head of the utility model has higher rotation speed And there is higher discharge capacity.

Detailed description of the invention

Fig. 1 is the main view of embodiment；

Fig. 2 is the sectional view of embodiment；

Fig. 3 is the partial exploded view of embodiment；

Fig. 4 is the portion A enlarged drawing in Fig. 3；

Fig. 5 is another partial exploded view of embodiment.

In figure: 1, crankcase；2, crankshaft；3, the first secondary cylinder；4, the first level-one cylinder；5, three-stage cylinder；6, second Level-one cylinder；7, the second secondary cylinder；8, the first second piston；9, the first first stage piston；10, three-level piston；11, the second level-one Piston；12, the second second piston；13, the first second level even the rod；14, the first primary connecting rod；15, three-level connecting rod；16, the second level-one Connecting rod；17, the second second level even the rod；18, cascade EDFA pipe；19, fixed plate；20, the first locking piece；21, lower tube clip；22, second Locking piece；23, card slot；24, upper clamp plate；25, lower clamp plate；26, locating slot；27, third locking piece；28, eccentricity balance-weight block.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to figs. 1 to Fig. 5, a kind of five cylinder force 3 wind cold anticyclone gas pump heads, including crankcase 1 and it is located at crankcase 1 Internal crankshaft 2,1 outer wall of crankcase are successively fixedly installed the first secondary cylinder 3, the first level-one cylinder 4, three-stage cylinder 5, the Two level-one cylinders 6 and the second secondary cylinder 7, the first secondary cylinder 3, the first level-one cylinder 4, three-stage cylinder 5, the second level-one gas Cylinder 6 and the second secondary cylinder 7 are arranged radially around in crankshaft 2 in circumferentially-spaced distribution along crankshaft 2.First level-one cylinder 4 with Second level-one cylinder 6 along the axisymmetrical setting of crankshaft 2, the first secondary cylinder 3 and the second secondary cylinder 7 along crankshaft 2 axis It is symmetrical arranged, three-stage cylinder 5 is located at the middle position of both the first level-one cylinder 4 and the second level-one cylinder 6, fixes on crankshaft 2 It is provided with eccentricity balance-weight block 28.

Position of 1 outer wall of crankcase between the first secondary cylinder 3 and the first level-one cylinder 4, the second level-one cylinder 6 with Position between second secondary cylinder 7 is equipped with cascade EDFA pipe 18, and cascade EDFA pipe 18 extends outwardly and gradually in the shape of a spiral Expansion setting；It is equipped with fixed plate 19 positioned at the lower section of cascade EDFA pipe 18, the first locking is equipped between fixed plate 19 and crankcase 1 Part 20, the first screw element are screw bolt and nut, and bolt passes through fixed plate 19 and connect with crankcase 1 and with nut thread, thus real Existing fixation of the fixed plate 19 on crankcase 1.Lower tube clip 21 is equipped in the inner ring of cascade EDFA pipe 18, lower tube clip 21 is cold between grade But the extending direction of pipe 18 is extended as strip, and lower tube clip 21 cooperates fixed plate 19 to realize that clamping is solid to cascade EDFA pipe 18 It is fixed；Lower tube clip 21 is equipped with the second locking piece 22, and the second locking piece 22 is bolt, and bolt passes through lower tube clip 21 and 19 spiral shell of fixed plate Line connection, the position that cascade EDFA pipe 18 is contradicted on lower tube clip 21 offer card slot 23, and the shape of card slot 23 is and cascade EDFA The compatible semicircle of pipe 18.

It is equipped with lower clamp plate 25 in the inner ring of cascade EDFA pipe 18, is equipped with upper clamp plate 24 positioned at the top of cascade EDFA pipe 18, Upper clamp plate 24 and lower clamp plate 25 are extended along the extending direction of cascade EDFA pipe 18 as strip, the lower folder of the cooperation of upper clamp plate 24 Plate 25 grips the realization of cascade EDFA pipe 18；It is position, the conflict of lower clamp plate 25 that upper clamp plate 24, which contradicts cascade EDFA pipe 18, The position of cascade EDFA pipe 18 offers the locating slot 26 being recessed inwardly and the distance between adjacent positioned slot 26 is equal, positioning The shape of slot 26 is semicircle compatible with cascade EDFA pipe 18, and lower clamp plate 25 is equipped with third locking piece 27, third locking Part 27 is bolt, and bolt is threadedly coupled after passing through lower clamp plate 25 with upper clamp plate 24.

The first second piston 8 is plugged in first secondary cylinder 3, the first level-one cylinder 4 is plugged with the first first stage piston 9, It is plugged with three-level piston 10 in three-stage cylinder 5, is plugged with the second first stage piston 11, the second secondary cylinder 7 in the second level-one cylinder 6 It is inside plugged with the second second piston 12, the first second level even the rod 13, the first second level are connected between the first second piston 8 and crankshaft 2 One end of connecting rod 13 connect realization rotation between the two, another end cap with the first second piston 8 in crankshaft 2 by piston pin On；The first primary connecting rod 14 is connected between first first stage piston 9 and crankshaft 2, one end of the first primary connecting rod 14 passes through piston The rotation connecting with the first first stage piston 9 realize between the two, another end cap are sold on crankshaft 2；Three-level piston 10 and crankshaft 2 it Between be connected with three-level connecting rod 15, one end of three-level connecting rod 15 connect turn of realization between the two with three-level piston 10 by piston pin Dynamic, another end cap is on crankshaft 2；The 16, the 2nd 1 cascade of the second primary connecting rod is connected between second first stage piston 11 and crankshaft 2 One end of bar 16 connect realization rotation between the two, another end cap with the second first stage piston 11 on crankshaft 2 by piston pin； The second second level even the rod 17 is connected between second second piston 12 and crankshaft 2, one end of the second second level even the rod 17 passes through piston pin It is connect with the second second piston 12 and realizes rotation between the two, another end cap on crankshaft 2；First second level even the rod 13, first Primary connecting rod 14, three-level connecting rod 15, the second primary connecting rod 16 and the second second level even the rod 17 cover on the same crank throw of crankshaft 2. First level-one cylinder 4 and the second level-one cylinder 6 are level-one cylinder and pressure is 3bar, the first secondary cylinder 3 and the second second level Cylinder 7 is secondary cylinder and pressure is 9bar, and the pressure of three-stage cylinder 5 is 30 bar；First level-one cylinder 4 and the second level-one The structure and discharge capacity of cylinder 6 are all the same, the structure and discharge capacity of the first secondary cylinder 3 and the second secondary cylinder 7 are all the same, by this Kind combination makes the discharge capacity of pump head different, to adapt to different applying working conditions.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

1. a kind of five cylinder force 3 wind cold anticyclone gas pump heads including crankcase (1) and are located at the internal crankshaft of the crankcase (1) (2), it is characterised in that: crankcase (1) outer wall is installed with respectively is attached thereto logical the first secondary cylinder (3), the 1st Grade cylinder (4), three-stage cylinder (5), the second level-one cylinder (6) and the second secondary cylinder (7), first secondary cylinder (3), First level-one cylinder (4), three-stage cylinder (5), the second level-one cylinder (6) and the second secondary cylinder (7) are radially enclosed along crankshaft (2) It is around in crankshaft (2) and is sequentially arranged at intervals setting, be plugged with one first second piston (8) in first secondary cylinder (3), it is described First second piston (8) is connected by one first second level even the rod (13) with the crankshaft (2), the first level-one cylinder (4) It is inside plugged with one first first stage piston (9), first first stage piston (9) passes through one first primary connecting rod (14) and the crankshaft (2) it is connected, a three-level piston (10) is plugged in the three-stage cylinder (5), the three-level piston (10) passes through one or three cascades Bar (15) is connected with the crankshaft (2), is plugged with one second first stage piston (11) in the second level-one cylinder (6), described Second first stage piston (11) is connected by one second primary connecting rod (16) with the crankshaft (2), second secondary cylinder (7) It is inside plugged with one second second piston (12), second second piston (12) passes through one second second level even the rod (17) and the song Axis (2) is connected, and the first level-one cylinder (4) and the second level-one cylinder (6) are arranged along the axisymmetrical of crankshaft (2), described First secondary cylinder (3) and the second secondary cylinder (7) are arranged along the axisymmetrical of crankshaft (2), and the three-stage cylinder (5) is located at the The middle position of one level-one cylinder (4) and the second level-one cylinder (6) the two.

2. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 1, it is characterised in that: first second level Connecting rod (13), the first primary connecting rod (14), three-level connecting rod (15), the second primary connecting rod (16) and the second second level even the rod (17) are equal It is connected to the same crank throw of the crankshaft (2).

3. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 1, it is characterised in that: the crankcase (1) outer wall is located at position between the first secondary cylinder (3) and the first level-one cylinder (4), the second level-one cylinder (6) and the two or two Position between grade cylinder (7) is mounted on cascade EDFA pipe (18), and the cascade EDFA pipe (18) extends outwardly in the shape of a spiral And gradually expand setting.

4. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 3, it is characterised in that: between the grade The lower section of cooling tube (18) is equipped with fixed plate (19), and the first locking piece is equipped between the fixed plate (19) and crankcase (1) (20), the cascade EDFA pipe (18) is equipped with lower tube clip (21), extension of the lower tube clip (21) along cascade EDFA pipe (18) Direction is extended, and lower tube clip (21) cooperation fixed plate (19) clamps the cascade EDFA pipe (18), the lower tube clip (21) the second locking piece (22) are equipped between fixed plate (19).

5. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 4, it is characterised in that: the lower tube clip (21) position for contradicting cascade EDFA pipe (18) is equipped with the card slot (23) for being recessed inwardly and being adapted to therewith.

6. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 3, it is characterised in that: the cascade EDFA (18) are managed to be equipped with upper clamp plate (24) and cooperate the lower clamp plate (25) of upper clamp plate (24), the upper clamp plate (24) and lower clamp plate (25) it is extended along the extending direction of cascade EDFA pipe (18), it is cold between the upper clamp plate (24) and lower clamp plate (25) conflict grade But manage (18) position be equipped with the locating slot (26) for being recessed inwardly and being adapted to therewith, between the adjacent locating slot (26) away from From equal, third locking piece (27) are equipped between the upper clamp plate (24) and lower clamp plate (25).

7. a kind of five cylinders force 3 wind cold anticyclone gas pump head according to claim 1, it is characterised in that: the crankshaft (2) On be installed with eccentricity balance-weight block (28).