CN215109693U

CN215109693U - Double-water-seal centrifugal pump

Info

Publication number: CN215109693U
Application number: CN202120312759.9U
Authority: CN
Inventors: 许晓东
Original assignee: Jinjiang Anhai Yuexing Machinery Co ltd
Current assignee: Jinjiang Anhai Yuexing Machinery Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-10
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a two water seal centrifugal pumps, including mounting panel and water pump body, the mounting panel top is provided with fixed chamber, fixed intracavity chamber runs through and is provided with two pivots, two the equal fixed driving gear and the belt pulley of being provided with of pivot outer peripheral face, two be connected with driving belt between the belt pulley, fixed chamber bottom is fixed and is provided with positive reverse motor, positive reverse motor output shaft tip is connected with one of them pivot transmission. The utility model discloses a keep flat the bottom plate at four sleeve pipe tops, positive reverse motor corotation drives four sleeve pipes and bottom plate rebound, through two baffles and four sleeve pipes with the bottom plate spacing fixed, and then realize the installation of water pump body, it is convenient to install, positive reverse motor reversal drives four sleeve pipes and bottom plate downstream, is convenient for dismantle the water pump body, water pump body dismouting process is simple, and does not need special assembly and disassembly tools to the dismouting is convenient.

Description

Double-water-seal centrifugal pump

Technical Field

The utility model relates to a water pump technical field, concretely relates to two water seal centrifugal pumps.

Background

The water pump is a machine for conveying liquid or pressurizing liquid, it transfers the mechanical energy of prime mover or other external energy to liquid, and increases the energy of liquid, and it is mainly used for conveying liquid including water, oil, acid-base liquid, emulsion, suspension emulsion and liquid metal, and also can convey liquid, gas mixture and liquid containing suspended solid matter, the technical parameters of the water pump performance include flow, suction lift, shaft power, water power and efficiency, and can be divided into volume water pump, vane pump, etc. according to different working principles, the volume pump utilizes the change of working chamber volume to transfer energy, the vane pump utilizes the interaction of rotary vane and water to transfer energy, and there are centrifugal pump, shaft pump and mixed pump, etc.

The prior art has the following defects: most of existing bidirectional sealing water pumps are installed at designated positions through a plurality of bolts, and due to the fact that the bolt dismounting process is complex, special dismounting tools need to be used, and therefore the water pumps are inconvenient to dismount.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two water seal centrifugal pump, through keeping flat the bottom plate at four sleeve pipe tops, positive reverse motor corotation drives four sleeve pipes and bottom plate rebound, it is spacing fixed with the bottom plate through two baffles and four sleeve pipes, and then realize installing the water pump body at fixed chamber top, it is convenient to install, positive reverse motor reversal drives four sleeve pipes and bottom plate rebound, be convenient for dismantle the water pump body, water pump body dismouting process is simple, and do not need special assembly and disassembly tools, thereby the dismouting is convenient, in order to solve the problem among the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a two water seal centrifugal pumps, includes mounting panel and water pump body, the mounting panel top is provided with fixed chamber, fixed intracavity chamber runs through and is provided with two pivots, two the equal fixed driving gear and the belt pulley of being provided with of pivot outer peripheral face, two be connected with driving belt between the belt pulley, fixed chamber bottom is fixed to be provided with positive reverse motor, positive reverse motor output shaft tip is connected with a pivot transmission among them, fixed chamber inner chamber both sides are all fixed and are provided with two bull sticks, four the bull stick bottom is all fixed and is provided with driven gear, two all be connected with the chain, four between driving gear and two driven gear that correspond the position the bull stick outside all overlaps and is equipped with the sleeve pipe, fixed chamber top both sides inner wall is the fixed baffle that is provided with all, water pump body bottom is connected with the bottom plate.

Preferably, one side of the water pump body is provided with a first sealing ring, the outer side of the first sealing ring is provided with a second sealing ring, and the cross sections of the first sealing ring and the second sealing ring are both circular.

Preferably, both sides of the inner cavity of the fixed cavity are provided with movable plates, and the four sleeves are respectively connected in the two movable plates in a penetrating manner.

Preferably, four outer peripheral surface tops of the rotating rods are fixedly provided with external threads, four inner walls of the sleeve are fixedly provided with internal threads, and the sleeve is respectively in threaded connection with the outer portions of the rotating rods at corresponding positions.

Preferably, four the bull stick and keep away from positive reverse motor's pivot and fixed chamber junction all are provided with the bearing, four the bull stick and keep away from positive reverse motor's pivot all are connected with fixed chamber rotation through the bearing.

Preferably, two supporting plates are connected between the fixing cavity and the mounting plate, and the two supporting plates are arranged in an axial symmetry manner to the central axis vertically relative to the fixing cavity.

Preferably, the two driving gears and the four driven gears have the same specification.

Preferably, two screws penetrate through two sides of the top of the mounting plate.

Preferably, the bottom plate is matched with the inner cavity of the fixed cavity.

In the technical scheme, the utility model provides a technological effect and advantage:

through placing totally behind the 30 degrees bottom plate slopes at fixed intracavity chamber tops, lay the bottom plate flat afterwards, just reverse motor corotation drives two pivots and four bull sticks and rotates simultaneously, and then drive four sleeve pipes and bottom plate rebound, it is spacing fixed with the bottom plate through two baffles and four sleeve pipes, and then realize installing the water pump body at fixed chamber top, it is convenient to install, just reverse motor reversal drives four sleeve pipes and bottom plate rebound, take out behind the 30 degrees bottom plate slopes, be convenient for dismantle the water pump body, water pump body dismouting process is simple, and do not need special assembly and disassembly tools, thereby the dismouting is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

Fig. 2 is a left side view of the local structure of the fixing cavity of the present invention.

Fig. 3 is the installation schematic diagram of the water pump body of the utility model.

Fig. 4 is a schematic view illustrating the connection of the driving gear, the driven gear and the chain according to the present invention.

Fig. 5 is a schematic view of a partial structure of the sleeve according to the present invention.

Description of reference numerals:

1. mounting a plate; 2. a water pump body; 3. a fixed cavity; 4. a rotating shaft; 5. a driving gear; 6. a belt pulley; 7. a drive belt; 8. a positive and negative rotation motor; 9. a rotating rod; 10. a driven gear; 11. a chain; 12. a sleeve; 13. a baffle plate; 14. a base plate; 15. a movable plate; 16. a first seal ring; 17 a second sealing ring.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a double water seal centrifugal pump as shown in figures 1-5, which comprises a mounting plate 1 and a water pump body 2, wherein a fixed cavity 3 is arranged at the top of the mounting plate 1, two rotating shafts 4 are arranged in the inner cavity of the fixed cavity 3 in a penetrating way, a driving gear 5 and a belt pulley 6 are fixedly arranged on the outer peripheral surfaces of the two rotating shafts 4, a transmission belt 7 is connected between the two belt pulleys 6, a positive and negative rotating motor 8 is fixedly arranged at the bottom of the fixed cavity 3, the end part of the output shaft of the positive and negative rotating motor 8 is in transmission connection with one rotating shaft 4, two rotating rods 9 are fixedly arranged at both sides of the inner cavity of the fixed cavity 3, driven gears 10 are fixedly arranged at the bottoms of the four rotating rods 9, chains 11 are respectively connected between the two driving gears 5 and the two driven gears 10 at corresponding positions, and sleeves 12 are respectively sleeved outside the four rotating rods 9, the inner walls of two sides of the top of the fixed cavity 3 are fixedly provided with baffle plates 13, and the bottom of the water pump body 2 is connected with a bottom plate 14.

Further, in the above technical scheme, 2 one side of the water pump body is provided with the first sealing ring 16, the outside of the first sealing ring 16 is provided with the second sealing ring 17, the cross-sectional shapes of the first sealing ring 16 and the second sealing ring 17 are both circular, and by arranging the first sealing ring 16 and the second sealing ring 17, the sealing effect of the water pump body 2 is better, and liquid cannot leak in the cavity inside the water pump body 2.

Further, in the above technical solution, two sides of the inner cavity of the fixed cavity 3 are provided with the movable plates 15, and four sleeves 12 are respectively connected in the two movable plates 15 in a penetrating manner, so that the four rotating rods 9 are prevented from rotating to drive the sleeves 12 at the corresponding positions to rotate, and the four sleeves 12 are limited.

Further, in the above technical scheme, four outer circumferential surfaces of the four rotating rods 9 are all fixedly provided with external threads, four inner walls of the sleeves 12 are all fixedly provided with internal threads, and the four sleeves 12 are respectively in threaded connection with the outer portions of the rotating rods 9 at corresponding positions, so that threaded transmission is realized.

Further, in the above technical scheme, four rotating rods 9 and rotating shafts 4 far away from the forward and reverse rotating motor 8 are provided with bearings at the joints with the fixed cavity 3, and four rotating rods 9 and rotating shafts 4 far away from the forward and reverse rotating motor 8 are rotatably connected with the fixed cavity 3 through bearings.

Further, in the above technical scheme, be connected with two backup pads between fixed chamber 3 and the mounting panel 1, two the backup pad is vertical to the central axis and is axisymmetric setting about fixed chamber 3, realizes being connected fixed chamber 3 with mounting panel 1.

Further, in the above technical solution, the two driving gears 5 and the four driven gears 10 have the same specification, which is convenient for general use and unified processing.

Further, in the above technical scheme, two screws are arranged on two sides of the top of the mounting plate 1 in a penetrating manner, so that the mounting plate 1 is conveniently mounted at a specified position.

Further, in the above technical solution, the bottom plate 14 is matched with the inner cavity of the fixed cavity 3.

The implementation mode is specifically as follows: in practical use, the mounting plate 1 is mounted at a designated position through four screws, the forward and reverse rotating motor 8 is connected with an external power supply through a lead, the bottom plate 14 is completely placed at the top of the inner cavity of the fixed cavity 3 after being inclined for 30 degrees, then the bottom plate 14 is placed flat, the bottom plate 14 is positioned at the top of the four sleeves 12, the forward and reverse rotating motor 8 is connected to rotate forward, the forward and reverse rotating motor 8 drives the two rotating shafts 4 and the driving gears 5 at corresponding positions to rotate simultaneously under the action of the two belt pulleys 6 and the transmission belt 7, the two driving gears 5 drive the four driven gears 10 and the rotating rods 9 at corresponding positions to rotate simultaneously under the action of the two chains 11, as the four sleeves 12 are respectively connected to the outer parts of the rotating rods 9 at corresponding positions in a threaded manner, the four rotating rods 9 drive the four sleeves 12 to move upwards simultaneously when rotating, so as to realize the upward jacking of the bottom plate 14, when the bottom plate 14 moves upwards to be tightly attached to the two baffles 13, close just reversing motor 8, thereby it is spacing fixed with bottom plate 14 through two baffles 13 and four sleeve pipes 12, and then realize installing water pump body 2 at fixed chamber 3 top, it is convenient to install, switch-on just reversing motor 8 reversal drives four sleeve pipes 12 and bottom plate 14 downstream, take out after inclining 30 degrees bottom plate 14, be convenient for dismantle

water pump body

2, 2 dismouting processes of water pump body are simple, and do not need special assembly and disassembly tools, thereby the dismouting is convenient, this embodiment has specifically solved the current water pump that has two way seal who exists among the prior art and has mostly installs at the assigned position through a plurality of bolts, because bolt dismouting process is loaded down with trivial details, and need use special assembly and disassembly tools, thereby lead to the inconvenient problem of water pump dismouting.

This practical theory of operation: through keeping flat bottom plate 14 at four sleeve pipe 12 tops, positive reverse motor 8 corotation drives four sleeve pipes 12 and bottom plate 14 and upwards removes, it is spacing fixed with bottom plate 14 through two baffles 13 and four sleeve pipes 12, and then realize installing water pump body 2 at fixed chamber 3 tops, it is convenient to install, positive reverse motor 8 reversals drives four sleeve pipes 12 and bottom plate 14 and downwards removes, be convenient for dismantle

water pump body

2, 2 dismouting processes of water pump body are simple, and do not need special assembly and disassembly tools, thereby the dismouting is convenient.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a two water seal centrifugal pumps, includes mounting panel (1) and water pump body (2), its characterized in that: the mounting plate is characterized in that a fixed cavity (3) is arranged at the top of the mounting plate (1), an inner cavity of the fixed cavity (3) is provided with two rotating shafts (4) in a penetrating manner, the outer peripheral surfaces of the rotating shafts (4) are fixedly provided with a driving gear (5) and a belt pulley (6), a transmission belt (7) is connected between the two belt pulleys (6), a positive and negative rotating motor (8) is fixedly arranged at the bottom of the fixed cavity (3), the end part of an output shaft of the positive and negative rotating motor (8) is in transmission connection with one of the rotating shafts (4), two rotating rods (9) are fixedly arranged on two sides of the inner cavity of the fixed cavity (3), driven gears (10) are fixedly arranged at the bottoms of the four rotating rods (9), chains (11) are connected between the two driving gears (5) and the two driven gears (10) at corresponding positions, and sleeves (12) are sleeved outside the four rotating rods (9), the inner walls of two sides of the top of the fixed cavity (3) are fixedly provided with baffles (13), and the bottom of the water pump body (2) is connected with a bottom plate (14).

2. The double water seal centrifugal pump according to claim 1, characterized in that: one side of the water pump body (2) is provided with a first sealing ring (16), the outer side of the first sealing ring (16) is provided with a second sealing ring (17), and the cross sections of the first sealing ring (16) and the second sealing ring (17) are both circular.

3. The double water seal centrifugal pump according to claim 1, characterized in that: the two sides of the inner cavity of the fixed cavity (3) are respectively provided with a movable plate (15), and the four sleeves (12) are respectively connected in the two movable plates (15) in a penetrating way.

4. The double water seal centrifugal pump according to claim 1, characterized in that: four outer peripheral face top of bull stick (9) all is fixed and is provided with the external screw thread, four sleeve pipe (12) inner wall all is fixed and is provided with the internal thread, four sleeve pipe (12) threaded connection respectively is outside in bull stick (9) that correspond the position.

5. The double water seal centrifugal pump according to claim 1, characterized in that: four the rotating rod (9) and the joint of the rotating shaft (4) far away from the positive and negative rotating motor (8) and the fixed cavity (3) are provided with bearings, and the rotating rod (9) and the rotating shaft (4) far away from the positive and negative rotating motor (8) are rotatably connected with the fixed cavity (3) through the bearings.

6. The double water seal centrifugal pump according to claim 1, characterized in that: be connected with two backup pads between fixed chamber (3) and mounting panel (1), two the backup pad is vertical to the central axis with fixed chamber (3) and is the axisymmetric setting.

7. The double water seal centrifugal pump according to claim 1, characterized in that: the specifications of the two driving gears (5) and the four driven gears (10) are the same.

8. The double water seal centrifugal pump according to claim 1, characterized in that: two screws are arranged on two sides of the top of the mounting plate (1) in a penetrating mode.

9. The double water seal centrifugal pump according to claim 1, characterized in that: the bottom plate (14) is matched with the inner cavity of the fixed cavity (3).