CN215170586U

CN215170586U - Be suitable for oil and gas drilling exploitation equipment high pressure slush pump head

Info

Publication number: CN215170586U
Application number: CN202121635981.9U
Authority: CN
Inventors: 丁星; 许文
Original assignee: Lanzhou Lanshi Yinda Petroleum Machinery Equipment Co ltd
Current assignee: Lanzhou Lanshi Yinda Petroleum Machinery Equipment Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-14
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a be suitable for oil and gas well drilling exploitation equipment high pressure slush pump head, the loach carrying platform comprises a supporting fram, the last lateral wall fixedly connected with slush pump body of support frame, the last lateral wall fixedly connected with solid fixed cylinder of slush pump body, common fixedly connected with fixed plate between the both sides inner wall of solid fixed cylinder, the last lateral wall fixedly connected with motor of solid fixed cylinder, the terminal fixedly connected with of output shaft of motor runs through the rectangular rod of solid fixed cylinder upper wall, the one end outer wall movable sleeve that the rectangular rod is located solid fixed cylinder is equipped with the threaded rod, the last lateral wall of threaded rod seted up with rectangular rod assorted rectangular channel, the fixed cover of one end outer wall that the rectangular rod was kept away from to the threaded rod is equipped with the bearing. The utility model discloses a reciprocating of dog for the dog can highly control the export of mud pump, changes the play thick liquid volume of slush pump, thereby adjusts the velocity of flow of slush pump, has improved the use convenience of slush pump.

Description

Be suitable for oil and gas drilling exploitation equipment high pressure slush pump head

Technical Field

The utility model relates to a high pressure pump head technical field especially relates to a be suitable for oil and gas drilling exploitation equipment high pressure slush pump head.

Background

The mud pump is usually piston type or plunger type, the power machine drives the crankshaft of the pump to rotate, the crankshaft drives the piston or plunger to reciprocate in the pump cylinder through the crosshead, and the purpose of pressure feeding and flushing liquid circulating is realized under the alternate action of the suction valve and the discharge valve.

When the existing petroleum and natural gas drilling high-pressure mud pump works, the mud output quantity and the mud output speed are fixed in the forward and backward directions, and the flow rate of the mud pump cannot be adjusted, so that the use convenience of the mud pump is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the pump head of the high-pressure slurry pump suitable for the oil and gas drilling and exploitation equipment is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-pressure slurry pump head suitable for petroleum and natural gas drilling and exploitation equipment comprises a support frame, wherein a slurry pump body is fixedly connected to the upper side wall of the support frame, the upper side wall of the mud pump body is fixedly connected with a fixed cylinder, a fixed plate is fixedly connected between the inner walls at the two sides of the fixed cylinder, the upper side wall of the fixed cylinder is fixedly connected with a motor, the tail end of an output shaft of the motor is fixedly connected with a rectangular rod penetrating through the upper side wall of the fixed cylinder, the outer wall of one end of the rectangular rod, which is positioned in the fixed cylinder, is movably sleeved with a threaded rod, the upper side wall of the threaded rod is provided with a rectangular groove matched with the rectangular rod, the outer wall of one end of the threaded rod, which is far away from the rectangular rod, is fixedly sleeved with a bearing, the outer ring of the bearing is fixedly connected with a stop block which penetrates through the upper side wall of the mud pump body, the upper side wall of the stop block is symmetrically and fixedly connected with two guide rods which penetrate through the lower side wall of the fixing plate.

Preferably, a plurality of gyro wheels are installed to the lower lateral wall of support frame, every the outer wall of gyro wheel all is equipped with stop gear.

Preferably, the stop block and the fixing plate are fixedly connected with two springs respectively sleeved on the outer walls of the two guide rods.

Preferably, the height of the threaded rod is larger than that of the stop block.

Preferably, stop gear includes the gear of fixed connection on the gyro wheel outer wall, the lower lateral wall fixedly connected with cylinder of support frame, the vertical downward and fixedly connected with lifter of drive end of cylinder, the lateral wall all is equipped with the sawtooth with gear engaged with under the both ends of lifter.

Compared with the prior art, the pump head of the high-pressure slurry pump suitable for the petroleum and natural gas drilling and exploitation equipment has the advantages that:

1. the rectangular rod and the threaded rod are arranged, the rectangular rod is driven to rotate through the motor, and then the stop block moves up and down by matching with the rectangular grooves on the rectangular rod and the threaded rod, so that the stop block can control the outlet height of the slurry pump, the slurry output of the slurry pump is changed, the flow rate of the slurry pump is adjusted, and the use convenience of the slurry pump is improved;

2. the idler wheel, the gear and the saw teeth are arranged, the movement of the device is greatly facilitated through the arrangement of the idler wheel, and the idler wheel can be limited by matching with the meshing of the gear and the saw teeth, so that the stability of the device is improved;

to sum up, the utility model discloses a reciprocating of dog for the dog can highly control the export of mud pump, changes the play thick liquid volume of slush pump, thereby adjusts the velocity of flow of slush pump, has improved the use convenience of slush pump.

Drawings

Fig. 1 is a schematic structural diagram of a high-pressure slurry pump head suitable for oil and gas drilling and exploitation equipment provided by the utility model;

fig. 2 is a top view of a joint between a rectangular rod and a threaded rod in a pump head of a high-pressure slurry pump suitable for oil and gas drilling and production equipment provided by the utility model;

fig. 3 is an enlarged view of a structure in bitmap 1.

In the figure: the slurry pump comprises a support frame 1, a slurry pump body 2, a lifting rod 3, a fixing barrel 4, a fixing plate 5, a motor 6, a rectangular rod 7, a threaded rod 8, a bearing 9, a stop block 10, a guide rod 11, a spring 12, a roller 13, a gear 14 and an air cylinder 15.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a high pressure slurry pump head suitable for oil and gas drilling and exploitation equipment comprises a support frame 1, a plurality of rollers 13 are installed on the lower side wall of the support frame 1, a limiting mechanism is arranged on the outer wall of each roller 13, the limiting mechanism comprises a gear 14 fixedly connected to the outer wall of the roller 13, an air cylinder 15 is fixedly connected to the lower side wall of the support frame 1, a driving end of the air cylinder 15 vertically faces downwards and is fixedly connected with a lifting rod 3, sawteeth meshed with the gears 14 are arranged on the lower side walls at two ends of the lifting rod 3, the movement of a slurry pump body 2 is greatly facilitated through the rolling of the rollers 13, then the lifting rod 3 is driven to move downwards through the extension of the driving end of the air cylinder 15 until the sawteeth at two ends of the lifting rod 3 are respectively meshed with the two gears 14, so that the gears 14 do not rotate any more, the rollers 13 are limited, and the support frame 1 is fixed, the stability of the device during operation is improved, and the roller 13 is prevented from rolling freely.

The upper side wall fixedly connected with slush pump body 2 of support frame 1, the upper side wall fixedly connected with solid fixed cylinder 4 of slush pump body 2, common fixedly connected with fixed plate 5 between the both sides inner wall of solid fixed cylinder 4, the upper side wall fixedly connected with motor 6 of solid fixed cylinder 4. The terminal fixedly connected with of output shaft of motor 6 runs through the rectangular rod 7 of lateral wall on the solid fixed cylinder 4, and the one end outer wall activity cover that rectangular rod 7 is located solid fixed cylinder 4 is equipped with threaded rod 8, and threaded rod 8's height is greater than the height of dog 10 for the height that the threaded rod 8 motion descends can drive the descending height on the dog 10 at utmost.

The upper side wall of the threaded rod 8 is provided with a rectangular groove matched with the rectangular rod 7, the outer wall of one end, far away from the rectangular rod 7, of the threaded rod 8 is fixedly sleeved with a bearing 9, the outer ring of the bearing 9 is fixedly connected with a stop block 10 penetrating through the upper side wall of the slurry pump body 2, the upper side wall of the stop block 10 is symmetrically and fixedly connected with two guide rods 11 penetrating through the lower side wall of the fixed plate 5, two springs 12 respectively sleeved on the outer walls of the two guide rods 11 are fixedly connected between the stop block 10 and the fixed plate 5, the motor 6 adopts a positive and negative rotation motor with the model Y160M1-2, the starting motor 6 drives the rectangular rod 7 to rotate, the rectangular rod 7 can drive the threaded rod 8 to rotate by utilizing the matching of the rectangular rod 7 and the rectangular groove on the threaded rod 8, then the threaded rod 8 is connected with the fixed plate 5 through the thread when rotating, because the position of the fixed plate 5 is fixed, when the threaded rod 8 rotates, and the slip of rectangular channel on 7 outer walls of rectangular pole on the cooperation threaded rod 8, threaded rod 8 can realize going up and down, then guide bar 11 is spacing to dog 10 again, utilize the rotation of bearing 9 inner circle simultaneously, make threaded rod 8 drive dog 10 when going up and down and go up and down, spring 12 is favorable to shifting up of dog 10, threaded rod 8 has been avoided directly utilizing bearing 9 to drive dog 10 and has moved up, make dog 10 can control the export height of slush pump body 2, change the play thick liquid volume of slush pump body 2, thereby adjust the velocity of flow of slush pump body 2, the convenience in use of slush pump body 2 has been improved.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

firstly, the device is moved to a required destination, then the air cylinder 15 is started, the driving end of the air cylinder is extended and drives the lifting rod 3 to move downwards until saw teeth at two ends of the lifting rod 3 are respectively meshed with the two gears 14, so that the gears 14 do not rotate any more, the support frame 1 is fixed, the working stability of the device is improved, when the slurry outlet amount of the slurry pump body 2 needs to be adjusted, the starting motor 6 drives the rectangular rod 7 to rotate, the rectangular rod 7 can drive the threaded rod 8 to rotate when rotating by utilizing the matching of the rectangular rod 7 and the rectangular groove on the threaded rod 8, then the threaded rod 8 is in threaded connection with the fixed plate 5 when rotating, and as the position of the fixed plate 5 is fixed, the threaded rod 8 is matched with the sliding of the rectangular groove on the outer wall of the rectangular rod 7 when rotating, the threaded rod 8 can drive the stop block 10 to lift, so that the stop block 10 can control the outlet height of the slurry pump body 2, the slurry output amount of the slurry pump body 2 is changed, so that the flow rate of the slurry pump body 2 is adjusted, and the use convenience of the slurry pump body 2 is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a be suitable for oil and gas drilling exploitation equipment high pressure slush pump head, includes support frame (1), its characterized in that, the last lateral wall fixedly connected with slush pump body (2) of support frame (1), the last lateral wall fixedly connected with solid fixed cylinder (4) of slush pump body (2), common fixedly connected with fixed plate (5) between the both sides inner wall of solid fixed cylinder (4), the last lateral wall fixedly connected with motor (6) of solid fixed cylinder (4), the terminal fixedly connected with of output shaft of motor (6) runs through solid fixed cylinder (4) and goes up rectangular pole (7) of lateral wall, the one end outer wall movable sleeve that rectangular pole (7) are located solid fixed cylinder (4) is equipped with threaded rod (8), the last lateral wall of threaded rod (8) is seted up with rectangular groove that rectangular pole (7) phase-match, the fixed cover of one end outer wall that rectangular pole (7) were kept away from to threaded rod (8) is equipped with bearing (9), the outer ring of the bearing (9) is fixedly connected with a stop block (10) penetrating through the upper side wall of the mud pump body (2), and the upper side wall of the stop block (10) is symmetrically and fixedly connected with two guide rods (11) penetrating through the lower side wall of the fixing plate (5).

2. The pump head of the high-pressure mud pump suitable for the oil and gas well drilling and exploitation equipment is characterized in that a plurality of rollers (13) are installed on the lower side wall of the support frame (1), and a limiting mechanism is arranged on the outer wall of each roller (13).

3. The pump head of the high-pressure mud pump suitable for the oil and gas well drilling and exploitation equipment is characterized in that two springs (12) sleeved on the outer walls of the two guide rods (11) are fixedly connected between the stop block (10) and the fixing plate (5) together.

4. The pump head of the high-pressure mud pump applicable to the oil and gas well drilling and production equipment is characterized in that the height of the threaded rod (8) is larger than that of the stop block (10).

5. The pump head suitable for the high-pressure slurry pump of the oil and gas drilling and production equipment is characterized in that the limiting mechanism comprises a gear (14) fixedly connected to the outer wall of the roller (13), a cylinder (15) is fixedly connected to the lower side wall of the support frame (1), the driving end of the cylinder (15) vertically faces downwards and is fixedly connected with a lifting rod (3), and saw teeth meshed with the gear (14) are arranged on the lower side walls of two ends of the lifting rod (3).