CN219388159U - Swinging piston pump with heat radiation structure - Google Patents

Abstract

The utility model discloses a swinging piston pump with a heat radiation structure, which relates to the technical field of piston pumps and comprises a pump body shell, wherein one end of the pump body shell is fixedly connected with a motor and a pump body cover. The utility model can effectively prolong the service life of the device by arranging the valve upper plate, drives the eccentric wheel to rotate by the starting motor, simultaneously drives the leather cup to descend by the mutual matching of the connecting rod, the second bolt, the lower pressure plate and the upper pressure plate so as to form negative pressure in the inner cavity of the valve lower plate, and simultaneously can lead the valve lower plate to lift by the leather cup by the mutual matching of the valve lower plate, the second valve plate, the first valve plate, the sealant ring and the parts, and can convey air in the inner cavity of one side of the valve upper plate to the inner cavity of the other side of the valve upper plate, and simultaneously can carry out heat dissipation operation on the valve upper plate by the heat dissipation plate so as to conveniently improve the heat dissipation area of the valve upper plate, and can reduce the upper temperature limit in the inner cavities of the valve lower plate and the valve upper plate, thereby realizing the purpose of further reducing the loss of the cost of the piston pump.

Description

Swinging piston pump with heat radiation structure

Technical Field

The utility model relates to the technical field of piston pumps, in particular to a swinging piston pump with a heat dissipation structure.

Background

The piston pump is also called an electric reciprocating pump, is divided into a single cylinder and a plurality of cylinders from the structure, and is characterized by higher lift, is suitable for conveying oil emulsion without solid particles at normal temperature and the like, and is used for oil field, coal seam water injection, oil injection and oil extraction; the hydraulic pump of the hydraulic press of the hearth press, the hydraulic sand removal, ammonia liquor and the like of the fertilizer plant are conveyed, if the overflow part is stainless steel, corrosive liquid can be conveyed, and in addition, high-temperature tar, mineral mud, high-concentration mortar, high-viscosity liquid and the like can be conveyed according to different structural materials.

In the use process of the existing piston pump, negative pressure can be formed in the inner cavity of the piston pump through compressing air, and the valve plate is opened through the negative pressure to perform inflation operation, but in the use process of the existing piston pump, the service life of rubber products such as a sealing ring and a leather cup inside the piston pump is easily reduced after long-term use due to the fact that the temperature of the piston pump is increased by compressed air, so that the piston pump needs to be maintained through replacing the rubber products at regular time.

Disclosure of Invention

The utility model aims at: in order to achieve the purpose of further reducing the cost loss of the piston pump, a swinging piston pump with a heat dissipation structure is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a swing piston pump with heat radiation structure, includes the pump body shell, the one end fixedly connected with motor of pump body shell, the other end fixedly connected with pump body lid of pump body shell, the top fixedly connected with valve hypoplastron of pump body shell, one side on valve hypoplastron top is provided with first valve block, the opposite side on valve hypoplastron top is provided with the second valve block, the outside of first valve block, second valve block all is provided with the sealing gum ring that cup joints each other with valve hypoplastron, the upper surface of valve hypoplastron is provided with the valve upper plate that is used for carrying out the heat dissipation, the upper surface of valve upper plate and first valve block, second valve block contacts, the bilateral symmetry on valve upper plate top is connected with two sets of first bolts, two sets of first bolts run through valve upper plate, valve hypoplastron and pump body shell threaded connection.

As still further aspects of the utility model: the valve upper plate is characterized in that a plurality of radiating fins which are distributed at equal intervals are formed on two sides of the top end of the valve upper plate, two groups of first bolts are arranged, and the two first bolts are symmetrically arranged at two ends of the top end of the valve upper plate.

As still further aspects of the utility model: the pump body shell is fixedly connected with the pump body cover and the motor through bolts, and the output end of the motor is fixedly connected with an eccentric wheel.

As still further aspects of the utility model: the eccentric wheel is connected with the outer wall of the output end of the motor and is sleeved with a connecting rod, and the eccentric wheel is rotationally connected with the connecting rod through a bearing.

As still further aspects of the utility model: the upper surface of connecting rod is provided with the holding down plate, holding down plate sliding connection is in the inside of valve lower plate.

As still further aspects of the utility model: the upper surface of the lower pressing plate is provided with a leather cup, the outer wall of the leather cup is contacted with the inner wall of the valve lower plate, and the upper surface of the leather cup is provided with an upper pressing plate.

As still further aspects of the utility model: the upper pressing plate is provided with a second bolt, and the second bolt penetrates through the upper pressing plate, the leather cup and the lower pressing plate to be in threaded connection with the connecting rod.

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

through setting up the valve upper plate, can effectively improve the length of use of device, drive the eccentric wheel through the starter motor and rotate, simultaneously through the connecting rod, the second bolt, the holding down plate, mutually supporting of top board, can drive the rubber cup and descend the inner chamber that makes the valve lower plate and form the negative pressure, simultaneously through the valve lower plate, the second valve block, first valve block, the mutual supporting of sealing gum ring and above-mentioned part, can make the valve lower plate pass through the lift of rubber cup, carry the air in the valve upper plate one side inner chamber to in the valve upper plate opposite side inner chamber, can dispel the heat the operation to the valve upper plate through the heating panel simultaneously, so that improve the heat radiating area to the valve upper plate, can reduce the valve lower plate, the temperature upper limit in the valve upper plate inner chamber, thereby realize the purpose of further reducing the loss of piston pump cost.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the explosion structure of the pump body shell of the present utility model;

fig. 3 is an enlarged partial schematic view of fig. 2 at a in accordance with the present utility model.

In the figure: 1. a pump body housing; 2. a pump body cover; 3. an eccentric wheel; 4. a motor; 5. a connecting rod; 6. a lower pressing plate; 7. a leather cup; 8. an upper press plate; 9. a valve lower plate; 10. a first bolt; 11. a valve upper plate; 12. a second bolt; 13. a first valve plate; 14. a sealant ring; 15. and a second valve plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in an embodiment of the present utility model, a wobble piston pump with a heat dissipation structure includes a pump body housing 1, one end of the pump body housing 1 is fixedly connected with a motor 4, the other end of the pump body housing 1 is fixedly connected with a pump body cover 2, the pump body housing 1 is fixedly connected with the pump body cover 2 and the motor 4 through bolts, an output end of the motor 4 is fixedly connected with an eccentric wheel 3, a top end of the pump body housing 1 is fixedly connected with a valve lower plate 9, one side of the top end of the valve lower plate 9 is provided with a first valve plate 13, the other side of the top end of the valve lower plate 9 is provided with a second valve plate 15, sealing glue rings 14 which are mutually sleeved with the valve lower plate 9 are arranged on the outer sides of the first valve plate 13 and the second valve plate 15, a valve upper plate 11 for heat dissipation is arranged on the upper surface of the valve lower plate 9, two sides of the top end of the valve upper plate 11 are formed with a plurality of heat dissipation fins which are distributed at equal intervals, the valve upper plate 11 contacts with the upper surfaces of the first valve plate 13 and the second valve plate 15, two groups of bolts 10 are symmetrically connected with two groups of the top ends of the valve upper plate 11, two groups of the first valve plates 10 are arranged on the two sides of the valve upper plate 11, two groups of the upper plates 10 are symmetrically connected with the top ends of the first valve plates 10 and the first valve plates 10 are arranged on the two valve plates 11, and two ends of the upper plates 11 are arranged on the two sides of the upper plates and are arranged.

In this embodiment: what needs to be specifically stated is: the screw thread groove has all been seted up to the both sides inner wall of valve upper plate 11, and the both sides of valve upper plate 11 can be respectively through screw thread groove and outlet duct, the port thread tightening of intake pipe, when using this device, can be with valve upper plate 11 and hose fixed connection, then start motor 4 drives eccentric wheel 3 and rotates, connecting rod 5 is under the drive of eccentric wheel 3 simultaneously, in the inner chamber of pump body shell 1, along with the rotation of eccentric wheel 3 goes up and down the swing, at this moment second bolt 12 is under the drive of connecting rod 5, through holding down plate 6, the mutually supporting of holding down plate 8, can drive cup 7 and go up and down the slip along the inner wall of valve lower plate 9, at this in-process cup 7 forms the negative pressure through the inner chamber that descends messenger valve lower plate 9, this moment needs special description: the valve lower plate 9 is provided with a first air groove communicated with the inner cavity of the valve lower plate 9 at the position where the valve lower plate 9 is connected with the first valve plate 13 and the second valve plate 15, a second air groove communicated with the inner cavity of the valve upper plate 11 is provided at the position where the valve upper plate 11 is connected with the first valve plate 13 and the second valve plate 15, a sealing space is formed between the first air groove and the second air groove through the sealing rubber ring 14, the inner cavity of the valve lower plate 9 forms negative pressure, the valve lower plate 9 is led to enable the second valve plate 15 to descend through the first air groove and be mutually separated from the second air groove, meanwhile, the inner cavity of the valve upper plate 11 is pumped by the second air groove, and the air is inflated into the inner cavity of the valve upper plate 11 through the air inlet pipe, when the connecting rod 5 is driven by the eccentric wheel 3, the second valve plate 15 is pushed to reset by the leather cup 7, the second air groove is blocked by the air pressure, meanwhile, the first valve plate 13 is lifted by the air pushing of the air pressure and separated from the first air groove, the inner cavity of the valve lower plate 9 is led to the first air groove to be separated by the first air groove, the inner cavity of the first air groove is led to the first air groove along the inner wall of the second air groove, the inner cavity of the first air groove is led to enable the second valve plate 15 to descend, the temperature of the inner cavity of the valve upper plate 11 is prolonged, the temperature of the air is led to be increased, the temperature of the upper plate 11 is further is led to be increased, the temperature is led to the temperature is increased, the temperature is can be increased, the temperature is increased, and the temperature is increased, the temperature is increased, and the temperature is can is increased, and the temperature is increased is can be increased, and can is increased, and can be cooled, and can be cooled.

Referring to fig. 2 to 3, a connecting rod 5 is sleeved on the outer wall of the eccentric wheel 3 connected with the output end of the motor 4, and the eccentric wheel 3 is rotatably connected with the connecting rod 5 through a bearing.

In this embodiment: through the mutual matching of the eccentric wheel 3 and the connecting rod 5, the connecting rod 5 can be driven by the motor 4 to perform lifting and swinging operations.

Referring to fig. 2 to 3, a lower pressing plate 6 is disposed on an upper surface of the connecting rod 5, the lower pressing plate 6 is slidably connected inside the valve lower plate 9, a leather cup 7 is disposed on an upper surface of the lower pressing plate 6, an outer wall of the leather cup 7 contacts with an inner wall of the valve lower plate 9, an upper pressing plate 8 is disposed on an upper surface of the leather cup 7, a second bolt 12 is disposed on the upper pressing plate 8, and the second bolt 12 penetrates through the upper pressing plate 8, the leather cup 7, the lower pressing plate 6 and the connecting rod 5 to be in threaded connection.

In this embodiment: through the cooperation of the lower pressing plate 6 and the upper pressing plate 8, the leather cup 7 can be extruded and limited, and meanwhile, the leather cup 7 can be driven by the connecting rod 5 to lift and fall reciprocally along the inner wall of the valve lower plate 9 through the second bolt 12, so that the inner cavity of the valve lower plate 9 can form negative pressure, and the valve lower plate 9 can perform air extraction operation to the inner cavity of the valve upper plate 11.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides a swing piston pump with heat radiation structure, includes pump body shell (1), motor (4), pump body lid (2), its characterized in that, top fixedly connected with valve hypoplastron (9) of pump body shell (1), one side on valve hypoplastron (9) top is provided with first valve block (13), the opposite side on valve hypoplastron (9) top is provided with second valve block (15), the outside of first valve block (13), second valve block (15) all is provided with sealed gum ring (14) that cup joint each other with valve hypoplastron (9), the upper surface of valve hypoplastron (9) is provided with and is used for carrying out radiating valve upper plate (11), the upper surface of valve upper plate (11) and first valve block (13), second valve block (15) contacts, the bilateral symmetry on valve upper plate (11) top is connected with two sets of first bolts (10), and two sets of first bolts (10) run through valve upper plate (11), valve hypoplastron (9) and pump body shell (1) threaded connection.

2. A rocking piston pump with a heat radiation structure according to claim 1, characterized in that a plurality of heat radiation fins are formed on both sides of the top end of the valve upper plate (11), one group of the first bolts (10) is provided with two, and the two first bolts (10) are symmetrically arranged on both ends of the top end of the valve upper plate (11).

3. The rocking piston pump with the heat radiation structure according to claim 1, wherein the pump body shell (1) is fixedly connected with the pump body cover (2) and the motor (4) through bolts, and the output end of the motor (4) is fixedly connected with the eccentric wheel (3).

4. A rocking piston pump with a heat radiation structure according to claim 3, characterized in that the outer wall of the output end of the eccentric wheel (3) connected with the motor (4) is sleeved with a connecting rod (5), and the eccentric wheel (3) is rotatably connected with the connecting rod (5) through a bearing.

5. A rocking piston pump with a heat dissipating structure according to claim 4, characterized in that the upper surface of the connecting rod (5) is provided with a lower pressure plate (6), the lower pressure plate (6) being slidingly connected inside the valve lower plate (9).