CN219159174U

CN219159174U - Piston rod device of slurry pump

Info

Publication number: CN219159174U
Application number: CN202223510262.1U
Authority: CN
Inventors: 朱汉卿; 朱望胜
Original assignee: Shandong Wangsheng Pump Co ltd
Current assignee: Shandong Wangsheng Pump Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-09
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a mud pump piston rod device, which relates to the field of piston rod devices and comprises an upper rod, wherein a lower rod is arranged at the lower part of the upper rod, a connecting component is arranged between the upper rod and the lower rod, a protective pipe sleeve is arranged outside the connecting component, the upper rod and the lower rod are both connected with the connecting component, a fixing component is arranged inside the connecting component, a tensioning component is arranged on one side of the upper rod, and the tensioning component is connected with the fixing component. The utility model adopts a brand new component and a brand new connection relation, abandons the traditional piston rod device, utilizes the connection component to connect the upper rod and the lower rod, ensures the connection stability of the upper rod and the lower rod, and prolongs the service life of the piston rod device.

Description

Piston rod device of slurry pump

Technical Field

The utility model relates to the field of piston rod devices, in particular to a slurry pump piston rod device.

Background

In the prior art, a slurry pump is used in drilling, and the slurry pump refers to a machine for conveying flushing fluid such as slurry or water into a borehole in the drilling process. Mud pumps are an important component of drilling equipment. The common slurry pump is of a piston type or a plunger type, a power machine drives a crankshaft of the pump to rotate, and the crankshaft drives a piston or a plunger to reciprocate in a pump cylinder through a cross head. Under the alternate action of the suction valve and the discharge valve, the purposes of pressure feeding and circulating flushing liquid are realized.

Because plunger type slush pump application range is wide, adopts plunger type slush pump when the rig among the prior art more, but plunger type slush pump need provide the mud thick liquid of different pressure values, flow in the drilling process, need frequently with the slush pump cylinder liner of changing different specifications, piston and frequent dismouting piston rod, partial piston rod device working strength is big, inconvenient dismantlement and installation, and efficiency is lower, and another part is easy to assemble but the steadiness is comparatively poor, consequently need put forward a slush pump piston rod device and solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a piston rod device of a slurry pump, which solves the problems of inconvenient disassembly and assembly and poor stability of the piston rod device in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a slush pump piston rod device, includes the upper boom, and the upper boom lower part is equipped with the lower beam, is equipped with coupling assembling between upper boom and the lower beam, and the coupling assembling outside is equipped with the protection pipe box, and the upper boom all is connected with coupling assembling with the lower beam, and coupling assembling is inside to be equipped with fixed subassembly, and upper boom one side is equipped with taut subassembly, and taut subassembly is connected with fixed subassembly.

According to the mud pump piston rod device, the T-shaped groove is formed in the end, connected with the connecting assembly, of the upper rod.

According to the mud pump piston rod device, the inverted T-shaped groove is formed in the end, connected with the connecting assembly, of the lower rod.

The connecting component comprises a connecting rod, symmetrical rolling bearings are arranged on the connecting rod, the tensioning component penetrates through the space between the two rolling bearings, baffles are arranged at two ends of the connecting rod and embedded into the T-shaped groove and the inverted T-shaped groove, and fixing components are arranged at two ends of the baffles.

A mud pump piston rod apparatus as above, wherein the baffle is telescopic.

According to the mud pump piston rod device, the fixing component comprises the extension spring, one end of the extension spring is fixed on the inner wall of the baffle, the other end of the extension spring is provided with the pulling plate, the extension spring is connected with the pulling plate through the fixing rod, and the pulling plate is connected with the tensioning component.

According to the mud pump piston rod device, the inner diameter of the protective sleeve is larger than the outer diameter of the upper rod, and the inner diameter of the protective sleeve is larger than the outer diameter of the lower rod.

The utility model provides a slurry pump piston rod device as described above, take-up subassembly includes the take-up rope, and take-up rope one end is connected with the arm-tie, and the other end of take-up rope is connected with the take-up soft board, and the take-up soft board passes between two antifriction bearings, and the take-up soft board is connected with the take-up telescopic link, and the take-up telescopic link is connected with the tensioning motor.

The utility model has the advantages that: 1. the utility model adopts a brand new component and a brand new connection relation, abandons the traditional piston rod device, utilizes the connection component to connect the upper rod and the lower rod, ensures the connection stability of the upper rod and the lower rod, and prolongs the service life of the piston rod device.

2. The utility model protects the connecting piece by adopting the protective sleeve, ensures the connection stability of the upper rod and the lower rod, and prolongs the service life of the piston rod device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model; FIG. 2 is a schematic illustration of the construction of the connection assembly; FIG. 3 is a schematic illustration of the structure of the securing assembly; FIG. 4 is an enlarged view of the portion A of FIG. 3; fig. 5 is a simplified schematic of a tensioning assembly.

Reference numerals: 1. a pole is arranged; 2. a lower rod; 3. a connection assembly; 4. a protective sleeve; 5. a fixing assembly; 6. a tensioning assembly; 31. a connecting rod; 32. a rolling bearing; 33. a baffle; 51. a tension spring; 52. pulling a plate; 53. a fixed rod; 61. tensioning the rope; 62. tensioning the soft board; 63. tensioning the telescopic rod; 64. the motor is pulled taut.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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.

As shown in fig. 1, a mud pump piston rod device comprises an upper rod 1, a lower rod 2 is arranged at the lower part of the upper rod 1, a connecting component 3 is arranged between the upper rod 1 and the lower rod 2, a protective pipe sleeve 4 is arranged outside the connecting component 3, the inner diameter of the protective pipe sleeve 4 is larger than the outer diameter of the upper rod 1, the inner diameter of the protective pipe sleeve 4 is larger than the outer diameter of the lower rod 2, the protection effect on the connecting component 3 is achieved, mud is prevented from flowing into the connecting component 3 when the mud pump piston rod device is used, the use of the mud pump piston rod device is influenced, the service life of the mud pump piston rod device is reduced, the upper rod 1 and the lower rod 2 are connected with the connecting component 3, a T-shaped groove is formed in the end, connected with the connecting component 3, an inverted T-shaped groove is formed in the end, connected with the connecting component 3, of the lower rod 2 is convenient to install the connecting component 3, a fixing component 5 is arranged inside the connecting component 3, a tensioning component 6 is arranged on one side of the upper rod 1, and the tensioning component 6 is connected with the fixing component 5.

Specifically, as shown in fig. 2, the connecting assembly 3 in this embodiment includes a connecting rod 31, symmetrical rolling bearings 32 are arranged on the connecting rod 31, the tensioning assembly 6 passes between the two rolling bearings 32, baffles 33 are arranged at two ends of the connecting rod 31, the baffles 33 are telescopic, the baffles 33 receive the action of the tensioning assembly 6, the baffles 33 shrink, the baffles 33 smoothly enter into a T-shaped groove and an inverted T-shaped groove, fixing assemblies 5 are arranged in two ends of the baffles 33, the fixing assemblies 5 are clamped in the T-shaped groove and the inverted T-shaped groove, the fixing effect is achieved, and the stability of connection between the upper rod 1 and the lower rod 2 is ensured.

Specifically, as shown in fig. 3 and 4, the fixing assembly 5 in this embodiment includes a tension spring 51, one end of the tension spring 51 is fixed on the inner wall of the baffle 33, the other end of the tension spring 51 is provided with a pull plate 52, the tension spring 51 is connected with the pull plate 52 through a fixing rod 53, and the pull plate 52 is connected with the tensioning assembly 6. The tension spring 51 receives the action of the tension assembly 6, the tension spring is stretched, the baffle plate 33 is contracted, the baffle plate 33 smoothly enters the T-shaped groove and the inverted T-shaped groove, the tension assembly 6 is closed, the tension spring 51 is restored, and the fixing assembly 5 is clamped in the T-shaped groove and the inverted T-shaped groove.

Further, as shown in fig. 5, the tensioning assembly 6 in this embodiment includes a tensioning rope 61, one end of the tensioning rope 61 is connected with the pulling plate 52, the other end of the tensioning rope 61 is connected with a tensioning soft plate 62, the tensioning soft plate 62 passes through between the two rolling bearings 32, the tensioning soft plate 62 moves on the rolling bearings 32, friction force is reduced, utilization efficiency of resources is increased, the tensioning soft plate 62 is connected with a tensioning telescopic rod 63, and the tensioning telescopic rod 63 is connected with a tensioning motor 64.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a slush pump piston rod device, includes upper boom (1), and upper boom (1) lower part is equipped with down pole (2), is equipped with coupling assembling (3), its characterized in that between upper boom (1) and lower pole (2): the outside protective pipe sleeve (4) that is equipped with of coupling assembling (3), upper boom (1) and lower boom (2) all are connected with coupling assembling (3), and coupling assembling (3) are inside to be equipped with fixed subassembly (5), and upper boom (1) one side is equipped with taut subassembly (6), and taut subassembly (6) are connected with fixed subassembly (5).

2. A mud pump piston rod apparatus as set forth in claim 1, wherein: one end of the upper rod (1) connected with the connecting component (3) is provided with a T-shaped groove.

3. A mud pump piston rod apparatus as set forth in claim 1, wherein: one end of the lower rod (2) connected with the connecting component (3) is provided with an inverted T-shaped groove.

4. A mud pump piston rod apparatus as set forth in claim 1, wherein: the connecting assembly (3) comprises a connecting rod (31), symmetrical rolling bearings (32) are arranged on the connecting rod (31), the tensioning assembly (6) penetrates through the space between the two rolling bearings (32), baffle plates (33) are arranged at two ends of the connecting rod (31), the baffle plates (33) are embedded into the T-shaped groove and the inverted T-shaped groove, and fixing assemblies (5) are arranged at two ends of the baffle plates (33).

5. A mud pump piston rod apparatus as set forth in claim 4, wherein: the baffle (33) is telescopic.

6. A mud pump piston rod apparatus as set forth in claim 1, wherein: the fixing assembly (5) comprises a stretching spring (51), one end of the stretching spring (51) is fixed on the inner wall of the baffle plate (33), a pulling plate (52) is arranged at the other end of the stretching spring (51), the stretching spring (51) is connected with the pulling plate (52) through a fixing rod (53), and the pulling plate (52) is connected with the tensioning assembly (6).

7. A mud pump piston rod apparatus as set forth in claim 1, wherein: the inner diameter of the protective pipe sleeve (4) is larger than the outer diameter of the upper rod (1), and the inner diameter of the protective pipe sleeve (4) is larger than the outer diameter of the lower rod (2).

8. A mud pump piston rod apparatus as set forth in claim 1, wherein: the tensioning assembly (6) comprises a tensioning rope (61), one end of the tensioning rope (61) is connected with the pulling plate (52), the other end of the tensioning rope (61) is connected with a tensioning soft plate (62), the tensioning soft plate (62) penetrates through the space between the two rolling bearings (32), the tensioning soft plate (62) is connected with a tensioning telescopic rod (63), and the tensioning telescopic rod (63) is connected with a tensioning motor (64).