CN218934698U

CN218934698U - From plunger pump fluid end of taking cooling

Info

Publication number: CN218934698U
Application number: CN202223486055.7U
Authority: CN
Inventors: 唐飞; 李�昊; 陈依军; 陈健
Original assignee: Nanjing Yalong Petrochemical Equipment Technology Co ltd
Current assignee: Nanjing Yalong Petrochemical Equipment Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-28
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a self-cooling plunger pump hydraulic end, which belongs to the field of plunger pumps and comprises a valve box, wherein a liquid outlet hole is formed in the valve box, a side opening is formed in the valve box, a cooling assembly is arranged on the valve box, the cooling assembly comprises a water inlet channel, a first connecting channel, a second connecting channel and a water outlet channel, the water inlet channel and the water outlet channel are arranged in the valve box, and the valve box is connected with the connecting assembly. Through the cooling module that sets up, set up inlet channel, connecting channel and play water channel, can utilize the low temperature water to carry out the cooling work of valve box and hydraulic liquid for the inside temperature of valve box can not be too high, can enough guarantee the long-time use of fluid end, can avoid the high temperature to cause the loss of hydraulic liquid again, practiced thrift the cost, be connected with coupling assembling on the cooling module, utilize coupling assembling to carry out the connection of pipeline, can be corresponding rotation in the connection process, and then guarantee to connect the flexibility, guarantee the use steadiness after connecting, prevent the condition of seepage.

Description

From plunger pump fluid end of taking cooling

Technical Field

The utility model relates to the field of plunger pumps, in particular to a self-cooling plunger pump hydraulic end.

Background

The plunger pump is composed of a power end and a hydraulic end, wherein the power end provides power, and the hydraulic end is used for hydraulic driving. The main part of fluid end is the valve box, sets up structures such as feed liquor hole, play liquid hole, plunger hole on the valve box, and feed liquor hole and play liquid hole are connected with corresponding pipeline simultaneously, and the plunger hole then is connected with the plunger rod, and the fluid end is when the operation, and the drive of power end conduction makes the plunger rod operation to the drive liquid is moving to the direction of play liquid hole from the feed liquor hole, has just so realized the hydraulic pressure work to corresponding liquid. In the use process of the existing plunger pump hydraulic end, as the plunger rod and corresponding liquid are in the running state, the valve box and the corresponding liquid in the hydraulic end can be higher in temperature, the stable running of the whole hydraulic end can be influenced in the high-temperature state, meanwhile, the consumption of the corresponding liquid can be accelerated in the high-temperature state, unnecessary energy loss exists in use, meanwhile, the situation that the hydraulic end cannot be used for a long time can be caused, and the use is limited.

Disclosure of Invention

The utility model mainly aims to provide a plunger pump hydraulic end with cooling, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a from taking refrigerated plunger pump fluid end, includes the valve box, the liquid outlet has been seted up on the valve box, and is equipped with the side opening on the valve box, set up cooling module on the valve box, and cooling module includes inlet channel, first connecting channel, second connecting channel and play water channel, inlet channel, play water channel set up in the valve box, be connected with coupling assembling on the valve box, and coupling assembling includes closing plate, screwed joint, roating seat and swivelling joint, fixed connection between closing plate and the screwed joint, and screwed joint connects on the valve box, be connected between roating seat and the swivelling joint, and the roating seat is connected on the closing plate.

Preferably, the lower end of the valve box is provided with a liquid inlet, the valve box is provided with a plunger hole, and the liquid inlet, the plunger hole, the liquid outlet and the side opening are communicated.

Preferably, the end of the valve box is provided with a discharge hole, the valve box is provided with a pressure relief hole, and the valve box is provided with connecting screw holes at positions around the discharge hole and the pressure relief hole.

Preferably, the water inlet channel is communicated with the first connecting channel, the first connecting channel is communicated with the second connecting channel, and the water outlet channel is communicated with the second connecting channel.

Preferably, the connecting assembly further comprises a hexagonal block and a connector, the two threaded connectors are respectively in threaded connection with the water inlet channel and the water outlet channel on the valve box, the sealing plate is fixed on the valve box through the threaded connectors, the hexagonal block is fixed between the rotating seat and the sealing plate, the rotating seat is fixed on the sealing plate through the hexagonal block, the connector is fixedly arranged at the tail end position of the rotating pipe, and the rotating pipe is rotationally connected with the rotating seat.

Compared with the prior art, the utility model has the following beneficial effects: this from taking refrigerated plunger pump fluid end sets up inlet channel, connecting channel and play water channel through the cooling module that sets up, can utilize low temperature water to carry out valve box and hydraulic liquid's cooling work for valve box inside temperature can not be too high, can enough guarantee the long-time use of fluid end, can avoid the high temperature to cause the loss of hydraulic liquid again, practiced thrift the cost, be connected with coupling assembling on the cooling module, utilize coupling assembling to carry out the connection of pipeline, can be corresponding rotation in the connection process, and then guarantee to connect the flexibility, guarantee the use steadiness after the connection, prevent the condition of seepage.

Drawings

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

FIG. 2 is a schematic view of the structure of the water inlet channel of the present utility model;

FIG. 3 is a schematic view of the structure of the connecting channel of the present utility model;

FIG. 4 is a schematic view of the structure of the water outlet channel of the present utility model;

fig. 5 is a schematic structural view of the connecting assembly of the present utility model.

In the figure: 1. a valve box; 2. a liquid outlet hole; 3. a side opening; 4. a water inlet channel; 5. a first connection channel; 6. a second connection channel; 7. a water outlet channel; 8. a connection assembly; 801. a sealing plate; 802. a threaded joint; 803. hexagonal blocks; 804. a rotating seat; 805. a rotating tube; 806. a connector; 9. a discharge hole; 10. and the pressure relief hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, a plunger pump fluid end with cooling function comprises a valve box 1, a liquid outlet hole 2 is formed in the valve box 1, a side opening 3 is formed in the valve box 1, a cooling component is formed in the valve box 1, the cooling component comprises a water inlet channel 4, a first connecting channel 5, a second connecting channel 6 and a water outlet channel 7, the water inlet channel 4 and the water outlet channel 7 are arranged in the valve box 1, the valve box 1 is connected with the connecting component 8, a liquid inlet hole is formed in the lower end of the valve box 1, the valve box 1 is provided with the plunger hole, the liquid inlet hole, the plunger hole, the liquid outlet hole 2 and the side opening 3 are communicated, a discharge hole 9 is formed in the end portion of the valve box 1, a pressure relief hole 10 is formed in the valve box 1, a connecting screw hole is formed in the position around the discharge hole 9, the water inlet channel 4 is communicated with the first connecting channel 5, the first connecting channel 5 is communicated with the second connecting channel 6, the water outlet channel 7 is communicated with the second connecting channel 6, the water outlet channel 6 is communicated with the cooling component is arranged, the water outlet channel 4 is communicated with the water outlet channel 1, the water outlet channel is communicated with the water outlet channel is connected with the water outlet channel 6, the water outlet channel is connected with the water outlet channel 1, the water outlet channel is connected with the water outlet cooling component, the water tank is cooled water.

When the hydraulic end is installed for use, the sealing plugs are installed on the corresponding liquid outlet holes 2, the side openings 3 and the liquid inlet holes according to the requirements, the plunger rod of the power end is connected into the plunger holes, then the corresponding pipelines are connected, the liquid inlet holes, the side openings 3 and the liquid outlet holes 2 are connected with the pipelines, meanwhile, the discharging holes 9 and the pressure relief holes 10 are connected with the corresponding pipelines through flanges, then the connecting component 8 is installed on the water inlet channel 4 and the water outlet channel 7 in the cooling component, the connecting component 8 is connected with the cooling pipeline, then the whole plunger pump is started to be used, in the use process, the plunger rod is driven by the power end to operate by the power, the plunger rod reciprocates in the valve box 1, the volume of the sealed working containing cavity in the valve box 1 is changed to realize the liquid sucking and pressing process, in the process, and in the oil sucking process, liquid in the pipeline enters the valve box 1 through the liquid inlet hole and then enters the conveying pipeline through the liquid outlet hole 2, thus the purpose of hydraulic driving is realized, in the use process of the hydraulic end, cooling water enters the water inlet channel 4 through the connecting component 8 connected with the pipeline, under the action of an external driving structure, the cooling water sequentially moves along the first connecting channel 5 and the second connecting channel 6 and finally is discharged from the connecting component 8 at the water outlet channel 7, in the process, the cooling water cools the valve box 1 and corresponding liquid when moving, the internal temperature of the valve box 1 is not too high, the hydraulic end can be used for a long time, meanwhile, the cooled liquid loss is small, waste can be avoided, if the liquid in the valve box 1 needs to be discharged, the discharging hole 9 can be opened for discharging, and if needed, the pressure relief hole 10 can be used for pressure relief, the internal pressure of the valve box 1 is not excessively high, and the normal use of the hydraulic end is ensured.

Through the above-mentioned embodiment, coupling assembling 8 includes closing plate 801, screwed joint 802, roating seat 804 and swivelling joint 805, fixed connection between closing plate 801 and the screwed joint 802, and screwed joint 802 connects on valve box 1, be connected between roating seat 804 and the swivelling joint 805, and roating seat 804 connects on closing plate 801, coupling assembling 8 still includes hexagonal piece 803 and connector 806, two screwed joint 802 respectively with inlet channel 4 on the valve box 1, go out water channel 7 threaded connection, closing plate 801 passes through screwed joint 802 to be fixed on valve box 1, hexagonal piece 803 is fixed between roating seat 804 and closing plate 801, and roating seat 804 passes through hexagonal piece 803 to be fixed on closing plate 801, connector 806 fixed mounting is in the extreme position department of swivelling joint 805, and swivelling joint between roating seat 804 and the roating seat 805, be connected with coupling assembling 8 on the cooling module, utilize coupling assembling 8 to carry out the connection of pipeline, can corresponding firm rotation in the coupling assembling, and then guarantee the flexibility of connection, guarantee the usability after the connection, prevent the condition of seepage.

When the connection assembly 8 is used for connecting the cooling pipelines, the two threaded joints 802 are firstly screwed into the water inlet channel 4 and the water outlet channel 7 respectively, the tool is used for clamping the cooling pipelines to the hexagonal blocks 803, the hexagonal blocks 803 are rotated, the hexagonal blocks 803 carry the sealing plate 801 and the threaded joints 802 to rotate until the sealing plate 801 is attached to the valve box 1, when the two connection assemblies 8 are respectively connected to the water inlet channel 4 and the water outlet channel 7, the connection of the cooling pipelines is started, in the connection process, the connection is adjusted according to the positions and the like of the cooling pipelines, the rotating pipe 805 carries the connector 806 to rotate on the rotating seat 804, the rotating pipe 805 faces the cooling pipelines, then the cooling pipelines are connected to the connector 806, a certain acting force is generated when the cooling water is conveyed in the process of using the cooling pipelines, the rotating pipe 805 can slightly rotate and adjust on the rotating seat 804, the condition that the pipeline connection position cannot appear when the cooling water is used is guaranteed, and the use stability is guaranteed.

The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.

Claims

1. From taking refrigerated plunger pump fluid end, including valve box (1), set up liquid hole (2) on valve box (1), and be equipped with side opening (3), its characterized in that on valve box (1): the cooling assembly is arranged on the valve box (1), the cooling assembly comprises a water inlet channel (4), a first connecting channel (5), a second connecting channel (6) and a water outlet channel (7), the water inlet channel (4) and the water outlet channel (7) are arranged in the valve box (1), the valve box (1) is connected with a connecting assembly (8), the connecting assembly (8) comprises a sealing plate (801), a threaded joint (802), a rotating seat (804) and a rotating pipe (805), the sealing plate (801) is fixedly connected with the threaded joint (802), the threaded joint (802) is connected to the valve box (1), the rotating seat (804) is connected with the rotating pipe (805), and the rotating seat (804) is connected to the sealing plate (801).

2. A self-cooling plunger pump fluid end as in claim 1, wherein: the lower extreme of valve box (1) has seted up the feed liquor hole, and is equipped with the plunger hole on valve box (1), be linked together between feed liquor hole, plunger hole, play liquid hole (2) and side opening (3).

3. A self-cooling plunger pump fluid end as in claim 2, wherein: the end of the valve box (1) is provided with a discharge hole (9), the valve box (1) is provided with a pressure relief hole (10), and connecting screw holes are formed in positions, around the discharge hole (9) and the pressure relief hole (10), of the valve box (1).

4. A self-cooling plunger pump fluid end as in claim 3, wherein: the water inlet channel (4) is communicated with the first connecting channel (5), the first connecting channel (5) is communicated with the second connecting channel (6), and the water outlet channel (7) is communicated with the second connecting channel (6).

5. A self-cooling plunger pump fluid end as in claim 4, wherein: coupling assembling (8) still include hexagonal piece (803) and connector (806), two screwed joint (802) respectively with inlet channel (4) on valve box (1), outlet channel (7) threaded connection, closing plate (801) are fixed on valve box (1) through screwed joint (802), hexagonal piece (803) are fixed between roating seat (804) and closing plate (801), and roating seat (804) are fixed on closing plate (801) through hexagonal piece (803), connector (806) fixed mounting is in the end position department of rotatory pipe (805), and rotates between rotatory pipe (805) and roating seat (804) and be connected.