CN211230816U

CN211230816U - Novel gear pump

Info

Publication number: CN211230816U
Application number: CN201922432699.XU
Authority: CN
Inventors: 高朋; 胡孔刚; 金海霞
Original assignee: Jiujiang University
Current assignee: Jiujiang University
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-11
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a novel gear pump, which comprises a protective shell, wherein two sides of the protective shell are both provided with a connector, two limiting pins are arranged on the inner side of the connector, connecting columns are arranged at the lower ends of the limiting pins, the lower end of the connecting column is provided with a pulling plate, the pulling plate is connected with the connector through a spring, one side of the pulling plate is provided with a second pulley, a rope is arranged at the upper end of the second pulley, a first pulley is arranged at the upper end of the rope, a sealing hole is arranged at the inner side of the connector, one side of the sealing hole is provided with a connecting pipe, the upper end and the lower end of the connecting pipe are both provided with a limiting groove, two threaded rods are arranged at the lower end of the protective shell, a supporting shell is arranged at the lower end of each threaded rod, two supporting shaft sleeves are installed on the inner side of the threaded rod, and a rotating wheel is installed on the outer surface of the upper end of each supporting shaft sleeve. The utility model discloses conveniently adjust the mounting height, conveniently connect and dismantle pipeline.

Description

Novel gear pump

Technical Field

The utility model relates to a gear pump technical field specifically is a novel gear pump.

Background

With the rapid development of socio-economy, gear pumps are rotary pumps that rely on the change in working volume and movement between a pump cylinder and a meshing gear to deliver or pressurize a fluid. Two gears, pump body and front and back covers form two closed spaces, when the gears rotate, the volume of the space on the gear disengagement side is changed from small to large, vacuum is formed, liquid is sucked, the volume of the space on the gear engagement side is changed from large to small, and the liquid is squeezed into the pipeline, the suction cavity and the discharge cavity are separated by the meshing line of the two gears, and the pressure of the discharge port of the gear pump completely depends on the resistance of the pump outlet.

However, the existing gear pump is inconvenient for adjusting the installation height and connecting and disassembling the conveying pipeline; therefore, the existing requirements are not met, and a novel gear pump is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel gear pump to solve the inconvenient height-adjusting installation of the gear pump that proposes among the above-mentioned background art, inconvenient connection and dismantlement pipeline scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel gear pump comprises a protective shell, wherein connectors are respectively installed on two sides of the protective shell, two limiting pins are installed on the inner side of each connector, connecting columns are installed at the lower ends of the limiting pins, pull plates are installed at the lower ends of the connecting columns, the pull plates are connected with the connectors through springs, second pulleys are installed on one sides of the pull plates, ropes are installed at the upper ends of the second pulleys, first pulleys are installed at the upper ends of the ropes, sealing holes are formed in the inner sides of the connectors, connecting pipes are installed on one sides of the sealing holes, limiting grooves are formed in the upper ends and the lower ends of the connecting pipes, two threaded rods are installed at the lower end of the protective shell, a supporting shell is installed at the lower end of each threaded rod, two supporting shaft sleeves are installed on the inner sides of the threaded rods, rotating wheels are installed, one end of the lower end of one of the supporting shaft sleeves is provided with a rocker, and the outer surface of the rocker is provided with a base.

Preferably, the outer surface of the lower end of the supporting shaft sleeve is provided with a bevel gear, one end of the rocker is provided with the bevel gear, and the rocker is meshed with the supporting shaft sleeve through the bevel gear.

Preferably, one side of the first pulley is completely attached to the upper end of the inner side of the connector, and the first pulley and the connector are fixed through screws.

Preferably, one of the connecting columns has a length of 4.5cm, and the other connecting column has a length of 1 cm.

Preferably, the inner side of the supporting shaft sleeve is completely attached to the outer surface of the lower end of the threaded rod, and the supporting shaft sleeve is connected with the threaded rod through threads.

Preferably, the size of the limiting groove is identical to that of the limiting pin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of installation supporting shaft sleeve and rocker drives one of them bevel gear rotation through the rocker, and one of them bevel gear drives another bevel gear rotation, and another bevel gear drives one of them supporting shaft sleeve rotation, and one of them supporting shaft sleeve drives one of them runner rotation, and one of them runner drives another runner rotation through the belt pulley, utilizes two runners to drive supporting shaft sleeve rotation, through the rotation of supporting shaft sleeve, drives inboard screw thread rotation, and the screw thread promotes the threaded rod and goes up and down, makes the device conveniently adjust the mounting height;

2. the utility model discloses a pulling one of them arm-tie, drive one of them second pulley through one of them arm-tie, one of them second pulley pulling rope, the rope is through another second pulley of first pulley pulling, another second pulley drives another arm-tie and removes, the spacer pin of spliced pole upper end is driven through the arm-tie, insert the sealed hole with the connecting pipe, through putting the arm-tie, utilize the spring to stimulate the spliced pole, initial position is got back to spliced pole pulling spacer pin, through the spacer pin buckle in the inboard of spacing groove, make its fixed connection pipe, make the device convenient fixed and dismantle the connecting pipe.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of a partial structure of the spring of the present invention;

fig. 3 is a schematic view of a partial structure of the first pulley of the present invention;

fig. 4 is a schematic view of a partial structure of the support sleeve of the present invention.

In the figure: 1. a base; 2. a rocker; 3. a threaded rod; 4. a connector; 5. a protective shell; 6. sealing the hole; 7. a support sleeve; 8. a connecting pipe; 9. a limiting groove; 10. a first pulley; 11. pulling a plate; 12. a second pulley; 13. connecting columns; 14. a spring; 15. a spacing pin; 16. a rope; 17. a rotating wheel; 18. a belt pulley; 19. a support housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides an embodiment: a novel gear pump comprises a protective shell 5, connectors 4 are installed on two sides of the protective shell 5, two limiting pins 15 are installed on the inner sides of the connectors 4, connecting columns 13 are installed at the lower ends of the limiting pins 15, pull plates 11 are installed at the lower ends of the connecting columns 13, the pull plates 11 are connected with the connectors 4 through springs 14, the connecting columns 13 are pulled by the springs 14, the connecting columns 13 pull the limiting pins 15 to return to initial positions, the limiting pins 15 are buckled on the inner sides of limiting grooves 9 in a buckling mode to fix connecting pipes 8, the device is convenient to fix and disassemble the connecting pipes 8, a second pulley 12 is installed on one side of each pull plate 11, ropes 16 are installed at the upper ends of the second pulleys 12, first pulleys 10 are installed at the upper ends of the ropes 16, sealing holes 6 are formed in the inner sides of the connectors 4, the connecting pipes 8 are installed on one sides of the sealing holes 6, limiting grooves 9 are formed, two threaded rods 3 are installed to the lower extreme of protective housing 5, support shell 19 is installed to the lower extreme of threaded rod 3, two supporting shaft sleeve 7 are installed to the inboard of threaded rod 3, rotation through supporting shaft sleeve 7, drive inboard screw thread and rotate, screw thread promotes threaded rod 3 and goes up and down, make the device conveniently adjust the mounting height, the surface mounting of supporting shaft sleeve 7 upper end has runner 17, belt pulley 18 is installed to one side of runner 17, rocker 2 is installed to the one end of one of them supporting shaft sleeve 7 lower extreme, the surface mounting of rocker 2 has base 1.

Further, the outer surface of the lower end of the supporting shaft sleeve 7 is provided with a bevel gear, one end of the rocker 2 is provided with a bevel gear, the rocker 2 is meshed with the supporting shaft sleeve 7 through the bevel gear, the device is matched with the rocker 2 through the supporting shaft sleeve 7, the rocker 2 drives one of the bevel gears to rotate, one of the bevel gears drives the other bevel gear to rotate, the other bevel gear drives one of the supporting shaft sleeves 7 to rotate, one of the supporting shaft sleeves 7 drives one of the rotating wheels 17 to rotate, one of the rotating wheels 17 drives the other rotating wheel 17 to rotate through the belt pulley 18, and the two rotating wheels 17 are used for driving the supporting shaft sleeve 7 to rotate, so that the.

Further, one side of first pulley 10 is laminated with the inboard upper end of connector 4 completely, first pulley 10 passes through the fix with screw with connector 4, the device is through the cooperation of installation first pulley 10 with connector 4, through pulling one of them arm-tie 11, drive one of them second pulley 12 through one of them arm-tie 11, one of them second pulley 12 pulls rope 16, rope 16 pulls another second pulley 12 through first pulley 10, another second pulley 12 drives another arm-tie 11 and removes, drive spacer pin 15 of spliced pole 13 upper end through arm-tie 11, make the device conveniently control spacer pin 15.

Further, the length of one connecting column 13 is 4.5cm, the length of the other connecting column 13 is 1cm, and the device is firmly supported by installing the connecting columns 13 and utilizing the limiting pins 15 welded at the upper ends of the connecting columns 13.

Further, the inboard surface that supports

axle sleeve

7 and 3 lower extremes of threaded rod are laminated completely, and support axle sleeve 7 passes through threaded connection with threaded rod 3, and the device drives inboard screw thread through the rotation of support axle sleeve 7 through the cooperation of installation support axle sleeve 7 with threaded rod 3, and screw thread promotes threaded rod 3 and goes up and down for the device conveniently adjusts mounting height.

Further, the size of a dimension of spacing groove 9 is the same with the size of a dimension of spacer pin 15 completely, and the device utilizes spring 14 pulling spliced pole 13 through the cooperation of installation spacing groove 9 with spacer pin 15, through putting away arm-tie 11, and spliced pole 13 pulling spacer pin 15 gets back to initial position, through the inboard of spacer pin 15 buckle at spacing groove 9, makes its fixed connection pipe 8 for the device is convenient fixed and is dismantled connecting pipe 8.

The working principle is as follows: when the device is used, the service condition of each mechanism is checked, the device is moved to a working area, one of the bevel gears is driven to rotate by the rocker 2, the other bevel gear is driven to rotate by the one bevel gear, the other bevel gear is driven to rotate by the other bevel gear, one of the supporting shaft sleeves 7 is driven to rotate by the one supporting shaft sleeve 7, one of the rotating wheels 17 is driven to rotate by the one supporting shaft sleeve 18, the other rotating wheel 17 is driven to rotate by the one rotating wheel 17, the supporting shaft sleeve 7 is driven to rotate by the rotation of the supporting shaft sleeve 7, the threaded rod 3 is driven to lift by the threads, so that the device is convenient for adjusting the installation height, one of the pulling plates 11 is driven by one of the pulling plates 11, one of the second pulleys 12 is driven by one of the second pulleys 12, one of the second pulleys 16 is pulled by one, another second pulley 12 drives another arm-tie 11 and removes, drives spacer pin 15 of spliced pole 13 upper end through arm-tie 11, stretches into sealed hole 6 with connecting pipe 8, through putting away arm-tie 11, utilizes spring 14 pulling spliced pole 13, and initial position is got back to spliced pole 13 pulling spacer pin 15, through the inboard of spacer pin 15 buckle at spacing groove 9, makes its fixed connection pipe 8 for the device is convenient fixed and is dismantled connecting pipe 8.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A novel gear pump, comprising a protective casing (5), characterized in that: the connecting head (4) is installed on two sides of the protective shell (5), two limiting pins (15) are installed on the inner side of the connecting head (4), the connecting column (13) is installed at the lower end of the limiting pins (15), the pull plate (11) is installed at the lower end of the connecting column (13), the pull plate (11) is connected with the connecting head (4) through a spring (14), the second pulley (12) is installed on one side of the pull plate (11), the rope (16) is installed at the upper end of the second pulley (12), the first pulley (10) is installed at the upper end of the rope (16), the sealing hole (6) is formed in the inner side of the connecting head (4), the connecting pipe (8) is installed on one side of the sealing hole (6), the limiting grooves (9) are formed in the upper end and the lower end of the connecting pipe (8), the two threaded rods (3) are installed at, support shell (19) are installed to the lower extreme of threaded rod (3), two support shaft sleeve (7) are installed to the inboard of threaded rod (3), the surface mounting of support shaft sleeve (7) upper end has runner (17), belt pulley (18) are installed to one side of runner (17), one of them rocker (2) are installed to the one end of support shaft sleeve (7) lower extreme, the surface mounting of rocker (2) has base (1).

2. The gear pump of claim 1, wherein: the outer surface of the lower end of the supporting shaft sleeve (7) is provided with a bevel gear, one end of the rocker (2) is provided with the bevel gear, and the rocker (2) is meshed with the supporting shaft sleeve (7) through the bevel gear.

3. The gear pump of claim 1, wherein: one side of first pulley (10) and the inboard upper end of connector (4) are laminated completely, first pulley (10) pass through the fix with screw with connector (4).

4. The gear pump of claim 1, wherein: one of the connecting columns (13) has a length of 4.5cm, and the other connecting column (13) has a length of 1 cm.

5. The gear pump of claim 1, wherein: the inner side of the supporting shaft sleeve (7) is completely attached to the outer surface of the lower end of the threaded rod (3), and the supporting shaft sleeve (7) is connected with the threaded rod (3) through threads.

6. The gear pump of claim 1, wherein: the size of the limiting groove (9) is completely the same as that of the limiting pin (15).