CN208348057U - A kind of sealing mechanism of drum pump peculiar to vessel - Google Patents

Abstract

The utility model discloses a kind of sealing mechanisms of drum pump peculiar to vessel, including shell and motor, the side of the shell is connected with bearing block, connecting shaft is rotatably connected in the bearing block, the connecting shaft runs through and extends to the inside of shell, the connecting shaft top of the interior of shell is connected with universal joint, the output shaft of the motor by shaft coupling with connect axis connection, it is correspondingly connected on the shell at the position of axis and is equipped with capsul, groove is equipped in the capsul, the first seal receptacle is connected on the groove, first seal receptacle is equipped with the first sealing ring, the sealing mechanism of this drum pump peculiar to vessel, labyrinth seal structure is formed each other by the second sealing ring on the first sealing ring and the second seal receptacle on the first seal receptacle, the structure setting of seal groove and bulge loop simultaneously, so that liquid is extremely not easy from the second seal receptacle Inside outflow, to ensure that the effect of sealing, convenient for the use of user.

Description

A kind of sealing mechanism of drum pump peculiar to vessel

Technical field

The utility model relates to sealing structure technical field, specially a kind of sealing mechanism of drum pump peculiar to vessel.

Background technique

Drum pump is to make constant speed rotary motion using pivoting part, causes the variation of swept volume to carry out suction liquid, reaches The purpose of transport, compared with reciprocating pump, it also has dry energy-absorbing power, can directly be driven with prime mover of high speed, compact-sized, outer Wide size is small, light-weight, quick-wear part is few, row pressure is high, discharge capacity is uniform, thus is widely applied.Aboard ship it is used to slide Work oil feed pump in oil pump, combustion pump, Cargo Oil Pump and hydraulic system etc., one kind of drum pump, mainly has when screw pump It is close to exclude structure compositions, the axis such as room, rotor, stator, universal joint, jackshaft, suction chamber, connecting shaft, axle sealing structure, bearing block To a kind of structure of the junction of connecting shaft and shell when seal structure, mainly prevent from sucking indoor liquid from connecting shaft and outer The junction of shell is flowed out, though there are some sealing structures for current market, makes leakproofness poor due to designing, The case where being easy to appear leakage, so that it is impossible to meet the use demands of people.

Utility model content

The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of sealer of drum pump peculiar to vessel Structure ensure that the effect of sealing, can effectively prevent leakage, consequently facilitating the use of user, can effectively solve The problems in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of sealing mechanism of drum pump peculiar to vessel, packet Shell and motor are included, the side of the shell is connected with bearing block, and connecting shaft, the connection are rotatably connected in the bearing block Axis runs through and extends to the inside of shell, and the connecting shaft top of the interior of shell is connected with universal joint, the output of the motor Axis by shaft coupling with connect axis connection, be correspondingly connected on the shell at the position of axis equipped with capsul, in the capsul Equipped with groove, the first seal receptacle is connected on the groove, first seal receptacle is equipped with the first sealing ring, the universal joint Corresponding first seal receptacle in side be connected with the second seal receptacle, second seal receptacle is equipped with the second sealing ring, the groove Inside be additionally provided with seal groove, corresponding sealing on outermost first sealing ring of first seal receptacle and the second seal receptacle Bulge loop is equipped at the position of slot.

As a kind of optimal technical scheme of the utility model, universal joint bottom end side is corresponded on the inner wall of the shell It is equipped with the first gasket at position, the second gasket at the position of the universal joint bottom end other side is corresponded on the inner wall of the shell.

It is universal between first gasket and the second gasket as a kind of optimal technical scheme of the utility model Section is equipped with third gasket, and first gasket, the second gasket and third gasket are disposed as software column construction.

As a kind of optimal technical scheme of the utility model, corresponding second gasket in the side of second seal receptacle Clamping ring is equipped at position, the top of the clamping ring is equipped with the 4th gasket, and the 4th gasket is also configured as software column Shape structure.

As a kind of optimal technical scheme of the utility model, the position of corresponding first seal receptacle in the side of the capsul Place is equipped with connecting hole, and the capsul, which is correspondingly connected at the position in hole, is equipped with stud, rotates on the stud on the outside of the capsul It is connected with nut.

As a kind of optimal technical scheme of the utility model, fixation is equipped on the universal joint and the second seal receptacle Hole is rotatably connected to fixed column in the fixation hole.

As a kind of optimal technical scheme of the utility model, the bottom end of the bearing block is equipped with pedestal, on the pedestal Equipped with location hole, the positioning hole is rotatably connected to positioning column.

As a kind of optimal technical scheme of the utility model, the universal joint connects on the one side far from the second seal receptacle It is connected to jackshaft, the shell above the jackshaft is equipped with suction inlet.

As a kind of optimal technical scheme of the utility model, the setting quantity of first sealing ring and the second sealing ring Three are no less than, and the first sealing ring and the second sealing ring are in staggeredly structure setting.

Compared with prior art, the utility model has the beneficial effects that the sealing mechanism of this drum pump peculiar to vessel, passes through first The second sealing ring on the first sealing ring and the second seal receptacle on seal receptacle forms labyrinth seal structure each other, simultaneously The structure setting of seal groove and bulge loop, so that liquid is extremely not easy to flow out from the inside of the second seal receptacle, to ensure that sealing Effect, convenient for the use of user.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model section structural schematic diagram；

Fig. 3 is the end the utility model A enlarged structure schematic diagram.

In figure: 1 shell, 2 bearing blocks, 3 connecting shafts, 4 motors, 5 universal joints, 6 capsuls, 7 grooves, 8 first seal receptacles, 9 First sealing ring, 10 second seal receptacles, 11 second sealing rings, 12 seal grooves, 13 bulge loops, 14 first gaskets, 15 second sealings Pad, 16 third gaskets, 17 clamping rings, 18 the 4th gaskets, 19 connecting holes, 20 studs, 21 nuts, 22 fixation holes, 23 are fixed Column, 24 suction inlets, 25 pedestals, 26 location holes, 27 positioning columns.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of sealing mechanism of drum pump peculiar to vessel, including Shell 1 and motor 4, the side of shell 1 are connected with bearing block 2, and connecting shaft 3 is rotatably connected in bearing block 2, and connecting shaft 3 runs through And the inside of shell 1 is extended to, 3 top of connecting shaft inside shell 1 is connected with universal joint 5, and the output shaft of motor 4 passes through shaft coupling Device is connect with connecting shaft 3, is correspondingly connected at the position of axis 3 on shell 1 and is equipped with capsul 6, and groove 7, groove are equipped in capsul 6 The first seal receptacle 8 is connected on 7, the first seal receptacle 8 is equipped with the first sealing ring 9, corresponding first seal receptacle in the side of universal joint 5 8 are connected with the second seal receptacle 10, and the second seal receptacle 10 is equipped with the second sealing ring 11, states the first sealing ring 9 and the second sealing ring 11 setting quantity is no less than three, and the first sealing ring 9 and the second sealing ring 11 ensure that sealing in staggeredly structure setting Effect, the inside of groove 7 is additionally provided with seal groove 12, outermost first sealing ring 9 of the first seal receptacle 8 and the second seal receptacle It is corresponded on 10 and is equipped with bulge loop 13 at the position of seal groove 12, at the position that 5 bottom end side of universal joint is corresponded on the inner wall of shell 1 Equipped with the first gasket 14, the second gasket 15 at the position of the 5 bottom end other side of universal joint is corresponded on the inner wall of shell 1, first Universal joint 5 between gasket 14 and the second gasket 15 is equipped with third gasket 16, the first gasket 14, the second gasket 15 and third gasket 16 be disposed as software column construction, the first gasket 14, third gasket 16 and the second gasket 15 Structure setting so that liquid is not easily accessible at the position that connecting shaft 3 is connect with universal joint 5, to play certain close Effect is sealed, is equipped with clamping ring 17, the top of clamping ring 17 at the position of corresponding second gasket 15 in the side of the second seal receptacle 10 Equipped with the 4th gasket 18, the 4th gasket 18 is also configured as software column construction, passes through the 4th gasket 18 and the second sealing Position setting between pad 15, to play the role of isolation, at the position of corresponding first seal receptacle 8 in the side of capsul 6 Equipped with connecting hole 19, capsul 6, which is correspondingly connected at the position in hole 19, is equipped with stud 20, rotates on the stud 20 in 6 outside of capsul It is connected with nut 21, is passed through from connecting hole 19 by nut 21, is then attached with nut 21, to be sealed to first Seat 8 is fixed, in: it is equipped with fixation hole 22 on universal joint 5 and the second seal receptacle 10, is rotatably connected to fixation in fixation hole 22 Column 23, by the connection between fixed column 23 and fixation hole 22, to the second seal receptacle 10 be fixed, the bottom of bearing block 2 End is equipped with pedestal 25, and pedestal 25 is equipped with location hole 26, is rotatably connected to positioning column 27 in location hole 26, convenient for whole progress It is fixedly mounted, universal joint 5 is connected with jackshaft on the one side far from the second seal receptacle 10, sets on the shell 1 above jackshaft There is suction inlet 24, convenient for being attached with extraneous pipeline, consequently facilitating carrying out the extraction operation of liquid.

When in use: by the connection between fixed column 23 and fixation hole 22, thus the second seal receptacle 10 and universal joint 5 It is fixed, then the first sealing ring 9 on the first seal receptacle 8 is corresponding with the second sealing ring 11 on the second seal receptacle 10 Prevent, then stud 20 be correspondingly connected with the position in hole 19, thus integral installation to the inside of shell 1, by nut 21 with Stud 20 is attached, to complete the installation to the first sealing ring 9, is then installed by bearing block 2 to connecting shaft 3, Connecting shaft 3 and the output shaft of motor 4 are attached by shaft coupling, to complete to install.

The utility model is played by the structure setting of the first gasket 14, third gasket 16 and the second gasket 15 The structure setting of the effect of once sealing, the second gasket 15 and the 4th gasket 18 plays the operation of secondary seal, sealing The structure setting of slot 12 and bulge loop 13 plays the operation sealed three times, and the structure of the first sealing ring 9 and the second sealing ring 11 is set The operation for playing four sealings is set, the setting of multiple sealing structures ensure that the effect of sealing, so as to effectively prevent There is leakage.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (9)

1. a kind of sealing mechanism of drum pump peculiar to vessel, including shell (1) and motor (4), it is characterised in that: the shell (1) Side is connected with bearing block (2), is rotatably connected to connecting shaft (3) in the bearing block (2), the connecting shaft (3) is run through and prolonged The inside of shell (1) is extended to, internal connecting shaft (3) top of the shell (1) is connected with universal joint (5), the motor (4) Output shaft is connect by shaft coupling with connecting shaft (3), is correspondingly connected at the position of axis (3) on the shell (1) and is equipped with capsul (6), groove (7) are equipped in the capsul (6), are connected with the first seal receptacle (8) on the groove (7), first sealing Seat (8) is equipped with the first sealing ring (9), and the side corresponding first seal receptacle (8) of the universal joint (5) is connected with the second seal receptacle (10), second seal receptacle (10) is equipped with the second sealing ring (11), and the inside of the groove (7) is additionally provided with seal groove (12), seal groove is corresponded on outermost first sealing ring (9) of first seal receptacle (8) and the second seal receptacle (10) (12) bulge loop (13) are equipped at position.

2. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: the shell (1) it is interior It is corresponded on wall and is equipped with the first gasket (14) at the position of universal joint (5) bottom end side, corresponding ten thousand on the inner wall of the shell (1) Second gasket (15) to the position of section (5) the bottom end other side.

3. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 2, it is characterised in that: first gasket (14) universal joint (5) between the second gasket (15) is equipped with third gasket (16), first gasket (14), the Two gaskets (15) and third gasket (16) are disposed as software column construction.

4. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: second seal receptacle (10) clamping ring (17) are equipped at the position of side corresponding second gasket (15), the top of the clamping ring (17) is equipped with the Four gaskets (18), the 4th gasket (18) are also configured as software column construction.

5. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: the capsul (6) Connecting hole (19) are equipped at the position of side corresponding first seal receptacle (8), the capsul (6) is correspondingly connected with the position of hole (19) Place is equipped with stud (20), is rotatably connected to nut (21) on the stud (20) on the outside of the capsul (6).

6. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: the universal joint (5) and It is equipped on second seal receptacle (10) fixation hole (22), is rotatably connected to fixed column (23) in the fixation hole (22).

7. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: the bearing block (2) Bottom end is equipped with pedestal (25), and the pedestal (25) is equipped with location hole (26), is rotatably connected to positioning in the location hole (26) Column (27).

8. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: the universal joint (5) is remote Jackshaft is connected on one side from the second seal receptacle (10), the shell (1) above the jackshaft is equipped with suction inlet (24)。

9. a kind of sealing mechanism of drum pump peculiar to vessel according to claim 1, it is characterised in that: first sealing ring (9) and the setting quantity of the second sealing ring (11) is no less than three, and the first sealing ring (9) and the second sealing ring (11) submission Wrong structure setting.