CN219262666U - Screw pump with flow dividing function - Google Patents

Abstract

The utility model relates to the technical field of screw pumps, in particular to a screw pump with a flow dividing function. The utility model provides a screw pump with a flow dividing function, which can enable the screw pump to have the flow dividing function and improve the flow guiding efficiency. The utility model provides a screw pump with reposition of redundant personnel function, including shell, motor, income liquid pipe, initiative hob and driven hob etc. the shell left side is connected with the motor, and both sides all are connected with into the liquid pipe around the shell lower part, are connected with the initiative hob on the motor output shaft, and initiative hob right part is connected with the shell rotation, and both sides all are connected with driven hob around the shell is inside, and driven hob all meshes with the initiative hob. According to the utility model, the split plug is matched with the pressure spring, and the second split pipe is dredged and blocked according to the oil liquid amount, so that the screw pump has a split function, and the flow guiding efficiency is improved.

Description

Screw pump with flow dividing function

Technical Field

The utility model relates to the technical field of screw pumps, in particular to a screw pump with a flow dividing function.

Background

The screw pump is a positive displacement pump, but the existing screw pump is composed of a generator set, an inner rotor and an outer rotor, the volume in the pump body is changed continuously through the rotation of the assembly, so that any given volume is increased firstly and then reduced, vacuum is generated by the increase, suction force is generated by the vacuum, therefore, the part of the circulation is the position of an air inlet, compression occurs along with the reduction of the volume, liquid can be pumped during the compression period, or if the liquid is gaseous liquid, the liquid can be compressed, the liquid can be usually used for assisting a motor to operate, and oil is pumped, but the liquid outlet of the existing screw pump does not have a diversion function, and the diversion flow guiding efficiency of the oil cannot be high according to the oil quantity.

Aiming at the defects of the prior art, a screw pump with a flow dividing function, which can enable the screw pump to have the flow dividing function and improve the flow guiding efficiency, is developed.

Disclosure of Invention

In order to overcome the defect that the existing liquid outlet of the screw pump is not provided with a diversion function and the diversion efficiency of the oil quantity cannot be improved according to the oil quantity, the utility model provides the screw pump with the diversion function, which can enable the screw pump to have the diversion function and improve the diversion efficiency.

The technical proposal is as follows: the utility model provides a screw pump with reposition of redundant personnel function, including the shell, a motor, go into the liquid pipe, initiative hob, driven hob and reposition of redundant personnel mechanism, the shell left side is connected with the motor, both sides all are connected with into the liquid pipe around the shell lower part, it is used for external oil pipe to go into the liquid pipe, be connected with the initiative hob on the motor output shaft, initiative hob right part is connected with the shell rotation, both sides all rotate around the shell inside are connected with driven hob, driven hob all meshes with the initiative hob, motor output shaft rotates and drives the initiative hob and rotate, the initiative hob rotates and drives driven hob and rotate, the shell right part is equipped with the reposition of redundant personnel mechanism that is used for carrying out reposition of redundant personnel to fluid when the fluid volume is big.

Optionally, the reposition of redundant personnel mechanism is including first shunt tubes, second shunt tubes, pressure spring and reposition of redundant personnel stopper, and upper right portion rear side of shell is connected with first shunt tubes, and upper right portion front side of shell is connected with the second shunt tubes, and upper right side sliding type of shell is connected with the reposition of redundant personnel stopper, is connected with pressure spring between reposition of redundant personnel stopper and the shell, and when the fluid volume was great, the fluid was flowed and is promoted the reposition of redundant personnel stopper and slide right, and the reposition of redundant personnel stopper moves right and makes the second shunt tubes normally derive fluid.

Optionally, still including filtering mechanism, filtering mechanism is including articulated elements, sealed half pipe and filter element, and the equal rotation in income liquid pipe left side is connected with the articulated elements, all is connected with sealed half pipe on the articulated elements, and the equal joint in sealed half pipe bottom has the filter element, rotates sealed half pipe under the effect of articulated elements for sealed half pipe can drive filter element and upwards rotate, is convenient for tear open filter element.

Optionally, the safety ball is connected with the safety ball in a sliding mode, and the safety spring is connected between the safety ball and the shell.

Optionally, the left part of the diverter plug is in a circular arc structure.

Optionally, the filter element is a filter screen.

Compared with the prior art, the utility model has the following advantages: 1. according to the utility model, the split plug is matched with the pressure spring, and the second split pipe is dredged and blocked according to the oil liquid amount, so that the screw pump has a split function, and the flow guiding efficiency is improved.

2. According to the utility model, the sealing half pipe is driven to rotate by the hinge piece, so that the sealing half pipe drives the filter screen to rotate and open, and the effects of filtering oil led in through the liquid inlet pipe and conveniently replacing the filter screen used for a long time are achieved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is a schematic view of a partial perspective structure of the present utility model.

Fig. 4 is a schematic perspective view of the diverting mechanism of the present utility model.

Fig. 5 is a schematic perspective view of the filtering mechanism of the present utility model.

The reference symbols in the drawings: 1. the device comprises a shell, 2, a motor, 3, a liquid inlet pipe, 4, a driving screw rod, 5, a driven screw rod, 6, a safety spring, 7, a safety ball, 8, a shunt mechanism, 81, a first shunt pipe, 82, a second shunt pipe, 83, a pressure spring, 84, a shunt plug, 9, a filtering mechanism, 91, a hinge piece, 92, a sealing half pipe, 93 and a filter screen.

Detailed Description

It should be noted that in the various embodiments described, identical components are provided with identical reference numerals or identical component names, wherein the disclosure contained throughout the description can be transferred in a meaning to identical components having identical reference numerals or identical component names. The position specification, the upper, lower, lateral, etc. selected in the description are also referred to directly in the description and the figures shown and are transferred in the sense of a new position when the position is changed.

The utility model provides a screw pump with reposition of redundant personnel function, as shown in fig. 1 and 3, including shell 1, motor 2, go into liquid pipe 3, initiative hob 4, driven hob 5, safety spring 6, safety ball 7 and reposition of redundant personnel mechanism 8, shell 1 left side is connected with motor 2, both sides all are connected with into liquid pipe 3 around the shell 1 lower part, be connected with initiative hob 4 on the motor 2 output shaft, initiative hob 4 right part is connected with shell 1 rotation type, both sides all are connected with driven hob 5 around the shell 1 inside, driven hob 5 all meshes with initiative hob 4, upper portion sliding connection has safety ball 7 in shell 1, be connected with safety spring 6 between safety ball 7 and the shell 1, safety ball 7 cooperates with safety spring 6, can protect the liquid outlet when the oil volume exceeds standard, shell 1 right part is equipped with and is used for carrying out reposition of redundant personnel mechanism 8 of redundant personnel to the oil when the oil volume is big.

As shown in fig. 1, 2 and 4, the shunt mechanism 8 comprises a first shunt tube 81, a second shunt tube 82, a pressure spring 83 and a shunt plug 84, wherein the first shunt tube 81 is connected to the rear side of the right upper portion of the casing 1, the second shunt tube 82 is connected to the front side of the right upper portion of the casing 1, the shunt plug 84 is connected to the right side of the upper portion of the casing 1 in a sliding manner, the left portion of the shunt plug 84 is in an arc structure, damage to oil can be reduced, and the pressure spring 83 is connected between the shunt plug 84 and the casing 1.

When the oil extraction work is carried out, the screw pump can be used, firstly, the screw pump is placed in a working area, then the oil guide pipe is externally connected through the liquid inlet pipe 3, then the motor 2 is started, the output shaft of the motor 2 rotates to drive the driving screw rod 4 to rotate, the driving screw rod 4 rotates to drive the driven screw rod 5 to rotate, the oil injected into the oil guide pipe is extracted through the driving screw rod 4 and the driven screw rod 5, the oil enters the shell 1 and flows through the safety ball 7 and the safety spring 6, when the oil volume exceeds the standard, the safety ball 7 compresses the safety spring 6 to prevent blockage of the liquid outlet, when the oil volume is in a normal state, the oil volume is led out through the first shunt pipe 81, when the oil volume is large, the oil is led into the oil to impact the shunt plug 84, the shunt plug 84 is compressed with the pressure spring 83, the shunt plug 84 does not block the second shunt pipe 82, the oil can be led out through the first shunt pipe 81 and the second shunt pipe 82, when the oil volume is reduced, the pressure spring 83 rebounds to drive the shunt plug 84 to reset, the second shunt pipe 82 to block the oil, and the purpose of closing the oil pump 2 after the oil volume is completed according to the motor volume.

As shown in fig. 1, 2 and 5, the filter mechanism 9 is further included, the filter mechanism 9 includes a hinge 91, a sealing half pipe 92 and a filter screen 93, the hinge 91 is rotatably connected to the left side of the liquid inlet pipe 3, the sealing half pipe 92 is connected to the hinge 91, and the filter screen 93 is clamped to the bottom of the sealing half pipe 92.

Use the filtering mechanism 9 of this device, can filter the fluid that leads in through going into liquid pipe 3 and conveniently change the filter screen 93 that uses for a long time, when fluid passes through going into liquid pipe 3, earlier filter through the filter screen 93 on the sealed half pipe 92, when needs change filter screen 93, rotate sealed half pipe 92 under the effect of hinge 91, sealed half pipe 92 upwards rotates and opens and drive filter screen 93 and remove, later take off filter screen 93 from sealed half pipe 92 and change, the sealed half pipe 92 rotation closure of retooling after the change is accomplished can.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims (6)

1. A screw pump with reposition of redundant personnel function, its characterized in that: including shell (1), motor (2), go into liquid pipe (3), initiative hob (4), driven hob (5) and reposition of redundant personnel mechanism (8), shell (1) left side is connected with motor (2), both sides all are connected with into liquid pipe (3) around shell (1) lower part, it is used for external oil pipe to go into liquid pipe (3), be connected with initiative hob (4) on motor (2) output shaft, initiative hob (4) right part is connected with shell (1) rotation, the inside front and back both sides of shell (1) are all rotationally connected with driven hob (5), driven hob (5) all meshes with initiative hob (4), motor (2) output shaft rotation drives initiative hob (4) and rotates, initiative hob (4) rotate and drive driven hob (5), shell (1) right part is equipped with and is used for shunting mechanism (8) to the fluid when the fluid volume is big.

2. A screw pump with a flow dividing function as claimed in claim 1, wherein: the shunt mechanism (8) comprises a first shunt tube (81), a second shunt tube (82), a pressure spring (83) and a shunt plug (84), wherein the first shunt tube (81) is connected to the rear side of the right upper portion of the shell (1), the second shunt tube (82) is connected to the front side of the right upper portion of the shell (1), the shunt plug (84) is connected to the right side of the upper portion of the shell (1) in a sliding manner, the pressure spring (83) is connected between the shunt plug (84) and the shell (1), when the oil quantity is large, the oil flow pushes the shunt plug (84) to slide rightwards, and the shunt plug (84) moves rightwards so that the second shunt tube (82) can normally conduct oil export.

3. A screw pump with a flow dividing function as claimed in claim 2, wherein: still including filtering mechanism (9), filtering mechanism (9) are including articulated elements (91), sealed halfpipe (92) and filter element, and the equal rotation in income liquid pipe (3) left side is connected with articulated elements (91), all is connected with sealed halfpipe (92) on articulated elements (91), and sealed halfpipe (92) bottom equal joint has filter element, rotates sealed halfpipe (92) under the effect of articulated elements (91) for sealed halfpipe (92) can drive filter element and upwards rotate, are convenient for tear open filter element.

4. A screw pump with a flow dividing function as claimed in claim 1, wherein: the safety device further comprises a safety spring (6) and a safety ball (7), the safety ball (7) is connected to the upper portion in the shell (1) in a sliding mode, and the safety spring (6) is connected between the safety ball (7) and the shell (1).

5. A screw pump with a flow dividing function as claimed in claim 2, wherein: the left part of the shunt plug (84) is of an arc structure.

6. A screw pump with a flow dividing function as claimed in claim 3, wherein: the filter element is a filter screen (93).

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