CN210686278U

CN210686278U - Transmission device for slurry pump

Info

Publication number: CN210686278U
Application number: CN201921858529.1U
Authority: CN
Inventors: 胡梅; 张皓晨; 王鹏红; 孟辰; 孟桂芹
Original assignee: Puyang Diya Petrochemical Machinery Co Ltd
Current assignee: Puyang Diya Petrochemical Machinery Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-05
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a transmission device for a slurry pump, which comprises a piston rod, a connecting rod and a clamp for connecting and fixing the piston rod and the connecting rod, wherein a U-shaped clamp for fixing the piston rod and the connecting rod is arranged inside the clamp; through setting up the U type and pressing from both sides, and press from both sides the setting with the U type inside the clamp, can press from both sides the enhancement fixed action to the U type, it is not hard up to avoid the U type to press from both sides to take place after long-time the use, through set up spacing groove and spacing sand grip between U type clamp and clamp, can prevent that the U type from pressing from both sides the emergence in the clamp and rock, guarantee connecting rod and piston rod driven stability, improve equipment life, diameter through with locating plate two sets up to 85mm, can make the piston rod pass through phi 90's cylinder liner smoothly, conveniently change the piston, convenient to use.

Description

Transmission device for slurry pump

Technical Field

The utility model relates to a slush pump technical field specifically is piston pull rod and clamp for slush pump.

Background

The mud pump is a popular concept of a wide pump, different regions and habits are different, finally, the related pump types are different, and the mud pump is a pump type in most meanings: the mud pump is applied to the field of oil drilling. In the process of drilling a small hole, a mud pump mostly adopts a cylinder sleeve with a small diameter of about phi 90, and the head of the existing piston rod is phi 120, so when the piston and the piston pull rod are replaced, the cylinder sleeve and other parts need to be detached one by one so as to be replaced. Not only intensity of labour is big, and the period is long moreover, has influenced the well drilling process greatly, and current slush pump is in the in-process of using, and connecting rod and piston rod produce the clearance easily at the in-process that operates, use for a long time and cause the damage easily, and reduce the work efficiency of slush pump easily to bring the inconvenience for people.

Disclosure of Invention

An object of the utility model is to overcome not enough among the prior art, provide one kind and conveniently overhaul and change and connect stably, a transmission for slush pump of work efficient.

The utility model discloses a realize through following technical scheme: a transmission device for a slurry pump, which comprises a piston rod, a connecting rod and a hoop for connecting and fixing the piston rod and the connecting rod, a U-shaped clamp used for fixing the piston rod and the connecting rod is arranged inside the hoop, an arc-shaped groove is arranged on the inner side of the U-shaped clamp, the inner side of the arc-shaped groove is provided with a first cavity and a second cavity which are used for clamping the piston rod and the connecting rod, a plurality of limiting grooves are arranged on the outer side of the U-shaped clamp, bolt holes are arranged on the top of the U-shaped clamp, a second fastening bolt for clamping the U-shaped clamp is arranged in the bolt hole in a penetrating manner, one end of the second fastening bolt penetrates through the U-shaped clamp and is provided with a second locking nut, the arc cavity that is used for fixed U type to press from both sides is seted up to the inside of clamp, the recess that is used for fixed lock nut is seted up to the inside of cavity, the inside of cavity is provided with a plurality of spacing sand grips that match with the spacing groove.

In order to further optimize the utility model discloses, can prefer following technical scheme for use:

preferably, one end of the piston rod is connected with a piston, one end of the piston rod penetrates through the piston and is fixed through a first locking nut, and a cylinder sleeve is sleeved outside the piston.

Preferably, one end of the connecting rod is connected with a first positioning plate, the first positioning plate is arranged in the first cavity, the first positioning plate is circular, and the first positioning plate is attached to the inner wall of the first cavity.

Preferably, one end of the piston rod is connected with a second positioning plate, the second positioning plate is arranged in the second cavity, the second positioning plate is circular, the diameter of the second positioning plate is 85mm, and the second positioning plate is attached to the inner wall of the second cavity.

Preferably, the size of the cavity is the same as the size of the U-shaped clamp.

Preferably, the length of the limiting groove is the same as that of the limiting convex strip.

Preferably, the two ends of the clamp are provided with a first fastening bolt.

The beneficial effects of the utility model reside in that: through setting up the U type and pressing from both sides, and press from both sides the setting with the U type inside the clamp, can press from both sides the enhancement fixed action to the U type, it is not hard up to avoid the U type to press from both sides to take place after long-time the use, through set up spacing groove and spacing sand grip between U type clamp and clamp, can prevent that the U type from pressing from both sides the emergence in the clamp and rock, guarantee connecting rod and piston rod driven stability, improve equipment life, diameter through with locating plate two sets up to 85mm, can make the piston rod pass through phi 90's cylinder liner smoothly, conveniently change the piston, convenient to use.

Drawings

Fig. 1 is a schematic sectional structure view of the main view of the present invention;

FIG. 2 is a schematic structural view of a U-shaped clip of the present invention;

FIG. 3 is a schematic cross-sectional view of a U-shaped clip according to the present invention;

fig. 4 is a schematic sectional view of the middle clamp of the present invention;

fig. 5 is a schematic structural view of the connecting rod and the piston rod of the present invention;

wherein: 1. a connecting rod; 2. fastening a first bolt; 3. clamping a hoop; 4. a piston rod; 5. a piston; 6. a cylinder liner; 7. locking the first nut; 8. locking a second nut; 9. fastening a second bolt; 10. a U-shaped clamp; 11. a limiting groove; 12. a groove; 13. limiting convex strips; 14. a cavity; 15. a first cavity; 16. bolt holes; 17. a second cavity; 18. a first positioning plate; 19. and a second positioning plate.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-5, a transmission device for a slurry pump comprises a piston rod 4, a connecting rod 1, a hoop 3 for connecting and fixing the piston rod 4 and the connecting rod 1, fastening bolts 2 for compressing are arranged at two ends of the hoop 3, one end of the piston rod 4 is connected with a piston 5, one end of the piston rod 4 passes through the piston 5 and is fixed by a locking nut 7, a cylinder sleeve 6 is sleeved outside the piston 5, the diameter of the port of the cylinder sleeve 6 is larger than that of a second positioning plate 19, a U-shaped clamp 10 for fixing the piston rod 4 and the connecting rod 1 is arranged inside the hoop 3, an arc-shaped groove 12 is arranged inside the U-shaped clamp 10, a first cavity 15 and a second cavity 17 for clamping the piston rod 4 and the connecting rod 1 are arranged inside the arc-shaped groove 12, one end of the connecting rod 1 is connected with a first positioning plate 18, the first positioning plate 18 is, a first positioning plate 18 is attached to the inner wall of a first cavity 15, one end of a piston rod 4 is connected with a second positioning plate 19, the second positioning plate 19 is arranged in a second cavity 17, the second positioning plate 19 is circular, the diameter of the positioning plate is 85mm, the second positioning plate 19 is attached to the inner wall of the second cavity 17, the outer side of the U-shaped clamp 10 is provided with a plurality of limiting grooves 11, the top of the U-shaped clamp 10 is provided with a bolt hole 16, a second fastening bolt 9 for clamping the U-shaped clamp 10 is arranged in the bolt hole 16 in a penetrating manner, one end of the second fastening bolt 9 penetrates through the U-shaped clamp 10 and is provided with a second locking nut 8, an arc-shaped cavity 14 for fixing the U-shaped clamp 10 is arranged in the clamp 3, the size of the cavity 14 is the same as that of the U-shaped clamp 10, the clamp 3 is ensured to be tightly connected with the U-shaped clamp 10, the clamp is prevented from shaking, a groove 12 for fixing the, through set up spacing groove 11 and spacing sand grip 13 between U type clamp 10 and clamp 3, can prevent that the U type from pressing from both sides 10 and taking place to rock in clamp 3,

guarantee connecting rod

1 and 4 driven stability of piston rod, improve equipment life, the length of spacing groove 11 is the same with spacing sand grip 13's length.

During installation and use, firstly, the first positioning plate 18 connected with the connecting rod 1, the second positioning plate 19 connected with the piston rod 4 are respectively placed in the first cavity 15 and the second cavity 17, and are fixed through the second fastening bolt 9 and the second locking nut 8, the U-shaped clamp 10 is placed in the cavity 14 of the clamp 3 after fixation is finished, the limiting convex strip 13 is clamped in the limiting groove 11, the clamp 3 is screwed through the first fastening bolt 2 after placement is finished, connection of the connecting rod 1 and the piston rod 4 is completed, stability of the connecting rod 1 and the piston rod 4 can be guaranteed in the using process, and meanwhile, the piston 5 is convenient to replace.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a transmission for slush pump, includes piston rod, connecting rod, is used for connecting the clamp of fixed piston rod and connecting rod, its characterized in that: the inside of clamp is provided with the U type clamp that is used for fixed piston rod, connecting rod, the arc recess has been seted up to the inboard of U type clamp, die cavity one, die cavity two that are used for joint piston rod and connecting rod are seted up to the inboard of arc recess, a plurality of spacing grooves have been seted up in the outside of U type clamp, the bolt hole has been seted up at the top of U type clamp, fastening bolt two that is used for pressing from both sides tight U type clamp is worn to be equipped with in the inside of bolt hole, fastening bolt two's one end is passed the U type clamp and is provided with lock nut two, the arc cavity that is used for fixed U type clamp is seted up to the inside of clamp, the recess that is used for fixed lock nut is seted up to the inside of cavity, the inside of cavity is.

2. The transmission for a slurry pump according to claim 1, wherein: one end of the piston rod is connected with a piston, one end of the piston rod penetrates through the piston and is fixed through a first locking nut, and a cylinder sleeve is sleeved outside the piston.

3. The transmission for a slurry pump according to claim 1, wherein: one end of the connecting rod is connected with a first positioning plate, the first positioning plate is arranged in the first cavity, the first positioning plate is circular, and the first positioning plate is attached to the inner wall of the first cavity.

4. The transmission for a slurry pump according to claim 1, wherein: one end of the piston rod is connected with a second positioning plate, the second positioning plate is arranged in the second cavity, the second positioning plate is circular, the diameter of the second positioning plate is 85mm, and the second positioning plate is attached to the inner wall of the second cavity.

5. The transmission for a slurry pump according to claim 1, wherein: the size of the cavity is the same as that of the U-shaped clamp.

6. The transmission for a slurry pump according to claim 1, wherein: the length of the limiting groove is the same as that of the limiting convex strip.

7. The transmission for a slurry pump according to claim 1, wherein: and fastening bolts I are arranged at two ends of the clamp.