CN214576869U

CN214576869U - Packing box mounting structure capable of conveniently disassembling and replacing polished rod

Info

Publication number: CN214576869U
Application number: CN202120928819.XU
Authority: CN
Inventors: 向宇飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-02
Anticipated expiration: 2031-04-30

Abstract

The utility model belongs to the technical field of machinery, especially, be a packing box mounting structure of polished rod can convenient to detach change, including sealed kicking block, fixture block and cardboard, both ends fixedly connected with hand (hold) about the sealed kicking block, the inboard threaded connection of sealed kicking block lower extreme has the location axle, location epaxial side fixedly connected with packing box, the packing box outside threaded connection has the locating piece, locating piece outside swing joint has sealed kicking block, the inboard threaded connection of packing box has sealed connecting axle, the inboard swing joint of sealed connecting axle has the fender rod that is evenly distributed, the spacing connecting plate of fender rod upside fixedly connected with. Through setting up sealed kicking block, fixed axle, locating piece and location axle, this kind of setting makes the installation fixed knot of packing box construct comparatively simply, has reduced the work load that the staff dismantled the packing box, has improved the efficiency of dismantling the packing box, and then has increased oil recovery device's oil recovery efficiency.

Description

Packing box mounting structure capable of conveniently disassembling and replacing polished rod

Technical Field

The utility model belongs to the technical field of machinery, specifically be a packing box mounting structure of polished rod can convenient to detach change.

Background

Packing box: the dynamic well mouth sealing device for sealing the annular space between oil pipe and polished rod has multistage sealing, high sealing effect and high pressure resistance, and is especially suitable for oil well with inclined well mouth.

The packing box that uses in the society today, because the packing box structure sets up the factor, lead to when dismantling the packing box more loaded down with trivial details, increase staff's work load, make and dismantle packing box inefficiency ratio lower, and then influence the oil recovery efficiency of oil recovery device, when changing the packing, because the mounting means of packing and packing box leads to wasting time and energy when changing the packing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a packing box mounting structure of polished rod can convenient to detach change possesses quick dismantlement packing box, and the advantage of quick replacement packing has solved more loaded down with trivial details when dismantling packing box, dismantles packing box efficiency ratio lower, the problem that wastes time and energy when changing the packing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a packing box mounting structure capable of conveniently disassembling and replacing a polished rod comprises a sealing top block, a clamping block and a clamping plate, wherein handles are fixedly connected to the left end and the right end of the sealing top block, a positioning shaft is in threaded connection with the inner side of the lower end of the sealing top block, a packing box is fixedly connected to the upper side of the positioning shaft, a positioning block is in threaded connection with the outer side of the packing box, a sealing top block is movably connected to the outer side of the positioning block, a sealing connecting shaft is in threaded connection with the inner side of the packing box, a protective rod which is uniformly distributed is movably connected to the inner side of the sealing connecting shaft, a limiting connecting plate is fixedly connected to the upper side of the protective rod, a supporting bottom plate is fixedly connected to the lower side of the protective rod, a packing is arranged on the inner side of the protective rod, a polished rod is arranged on the inner side of the packing box, a fixed shaft is fixedly connected to the lower end of the sealing top block, a fixed bottom shaft is in threaded connection with the outer side of the lower end of the fixed shaft, a positioning shaft is in threaded connection with the inner side of the fixed shaft, and the outer side of the lower end of the positioning shaft is in threaded connection with a fixed bottom shaft.

Preferably, the outer side of the positioning block is fixedly connected with clamping blocks which are uniformly distributed, and the positioning block is movably connected with the sealing ejector block through the clamping blocks.

Through adopting above-mentioned scheme, can make sealed kicking block pre-fixing in the packing box outside, be convenient for sealed kicking block stable with location axle interconnect.

Preferably, the outside of the guard bar is fixedly connected with a clamping plate, and the guard bar is movably connected with the sealing connecting shaft through the clamping plate.

By adopting the scheme, the protection rod is convenient to separate from the sealing connecting shaft, and the packing is convenient to replace and install.

Preferably, a protection rod groove is formed in the outer side of the sealing connecting shaft at the position outside the protection rod, and a clamping plate groove is formed in the outer side of the sealing connecting shaft at the position outside the clamping plate.

By adopting the scheme, the connection stability of the protection rod and the clamping plate with the sealing connecting shaft is increased, so that the protection rod and the clamping plate can be stabilized at the inner side of the sealing connecting shaft.

Preferably, a clamping block groove is formed in the inner side of the sealing ejector block at the position outside the clamping block, and a clamping block groove is formed in the inner side of the fixing shaft.

By adopting the scheme, the sealing ejector block and the fixing shaft can be movably connected with the clamping block, so that the connection stability of the sealing ejector block and the positioning shaft is increased conveniently.

Preferably, a sealing ring is movably connected to the outer side of the positioning shaft at the position below the fixed shaft.

By adopting the scheme, the connection sealing performance of the lower end positions of the fixed shaft and the positioning shaft is improved.

Preferably, the packing box outside is equipped with the external screw thread, sealed kicking block inboard is equipped with the internal thread, the location off-axial side is equipped with the external screw thread, fixed bottom shaft inboard is equipped with the internal thread.

By adopting the scheme, the whole device is stably fixed in a threaded connection mode, and the device is convenient for workers to operate, install and detach.

(III) advantageous effects

Compared with the prior art, the utility model provides a packing box mounting structure of polished rod can convenient to detach change possesses following beneficial effect:

1. this packing box mounting structure convenient to dismantle and change polished rod through setting up sealed kicking block, fixed axle, locating piece and location axle, and this kind of setting makes the installation fixed knot of packing box construct comparatively simply, has reduced the work load that the staff dismantled the packing box, has increased the use flexibility of packing box, has improved the efficiency of dismantling the packing box, and then has increased oil recovery device's oil recovery efficiency.

2. This packing box mounting structure convenient to dismantle and change polished rod through setting up sealed connecting axle, fender rod, spacing connecting plate and supporting baseplate, and this kind of setting is equipped with packing extraction structure in the packing box, and the staff of being convenient for has significantly reduced the time that the staff used when changing the packing to the dismantlement and the installation of packing, has improved the efficiency of changing the packing, has better practicality.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic top view of the positioning block of the present invention;

FIG. 4 is a schematic side view of the protection rod of the present invention;

FIG. 5 is a schematic side view of the sealing connection shaft of the present invention;

fig. 6 is a schematic top view of the sealing connection shaft of the present invention;

in the figure: 1. sealing the top block; 2. a handle; 3. a polish rod; 4. positioning the shaft; 5. a packing box; 6. sealing the connecting shaft; 7. a guard bar; 8. a limiting connecting plate; 9. a support base plate; 10. clamping a plate; 11. packing; 12. positioning blocks; 13. a clamping block; 14. a fixed shaft; 15. a seal ring; 16. fixing the bottom shaft; 17. a clamping plate groove; 18. a guard bar slot.

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. 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 one

A packing box mounting structure capable of conveniently disassembling and replacing a polished rod comprises a sealing ejector block 1, a clamping block 13 and a clamping plate 10, wherein handles 2 are fixedly connected to the left end and the right end of the sealing ejector block 1, a positioning shaft 4 is in threaded connection with the inner side of the lower end of the sealing ejector block 1, a packing box 5 is fixedly connected to the upper side of the positioning shaft 4, a positioning block 12 is in threaded connection with the outer side of the packing box 5, the outer side of the positioning block 12 is movably connected with the sealing ejector block 1, a sealing connecting shaft 6 is in threaded connection with the inner side of the packing box 5, a uniformly distributed protection rod 7 is movably connected to the inner side of the sealing connecting shaft 6, a limiting connecting plate 8 is fixedly connected to the upper side of the protection rod 7, a supporting bottom plate 9 is fixedly connected to the lower side of the protection rod 7, a packing 11 is arranged on the inner side of the protection rod 7, a polished rod 3 is arranged on the inner side of the packing 11, and a fixing shaft 14 is fixedly connected to the lower end of the sealing ejector block 1, the outer side of the lower end of the fixed shaft 14 is in threaded connection with a fixed bottom shaft 16, the inner side of the fixed shaft 14 is in threaded connection with a positioning shaft 4, and the outer side of the lower end of the positioning shaft 4 is in threaded connection with the fixed bottom shaft 16.

Both ends fixedly connected with hand (hold) 2 about sealed kicking block 1, the inboard threaded connection of 1 lower extreme in sealed kicking block has

location axle

4, 4 upside fixedly connected with packing boxes 5 in the location axle, 5 outside threaded connection of packing boxes have locating

piece

12, 12 outside swing joint in locating piece have sealed

kicking block

1, 1 lower extreme fixedly connected with fixed axle 14 in sealed kicking block, 14 lower extreme outside threaded connection of fixed axle has fixed

bottom shaft

16, 14 inboard threaded connection of fixed axle has

location axle

4, 4 lower extreme outside threaded connection in location axle has fixed bottom shaft 16.

Referring to fig. 1-6, when the packing box 5 needs to be disassembled to replace the polished rod 3, the sealed ejector block 1 is rotated by controlling the handle 2, the sealed ejector block 1 rotates to drive the positioning block 12 to rotate, meanwhile, the fixing shaft 14 is driven to rotate, the sealed ejector block 1 rotates to enable the fixing shaft 14 to be separated from the positioning shaft 4, so that the sealed ejector block 1 can be separated from the positioning shaft 4 and can be separated from the packing box 5, the sealing structure outside the packing box 5 can be rapidly disassembled, then the positioning shaft 4 is separated from the fixing bottom shaft 16 by rotating the positioning shaft 4, then the packing box 5 can be disassembled, and the polished rod 3 is replaced.

Example two

On the basis of the first embodiment, a mechanism for conveniently replacing the packing 11 is added.

The packing box is characterized in that the inner side of the packing box 5 is in threaded connection with a sealing connecting shaft 6, the inner side of the sealing connecting shaft 6 is movably connected with a protection rod 7 which is uniformly distributed, the upper side of the protection rod 7 is fixedly connected with a limit connecting plate 8, the lower side of the protection rod 7 is fixedly connected with a supporting bottom plate 9, the inner side of the protection rod 7 is provided with a packing 11, and the inner side of the packing 11 is provided with a polished rod 3.

Referring to fig. 1-6, when packing 11 needs to be replaced in packing box 5, firstly, by rotating sealing connecting shaft 6, sealing connecting shaft 6 is separated from packing box 5, then by pulling limiting connection plate 8, limiting connection plate 8 moves upwards to drive protective rod 7 to move upwards, protective rod 7 moves upwards to drive packing 11 to move upwards, packing 11 is supported by supporting bottom plate 9, then by protective rod 7, packing box 5 is separated, and packing 11 can be replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a packing box mounting structure of ability convenient to detach change polished rod, includes sealed kicking block (1), fixture block (13) and cardboard (10), its characterized in that: both ends fixedly connected with hand (2) about sealed kicking block (1), the inboard threaded connection of sealed kicking block (1) lower extreme has location axle (4), location axle (4) upside fixedly connected with packing box (5), the outside threaded connection of packing box (5) has locating piece (12), locating piece (12) outside swing joint has sealed kicking block (1), the inboard threaded connection of packing box (5) has sealed connecting axle (6), the inboard swing joint of sealed connecting axle (6) has protective bar (7) that are evenly distributed, protective bar (7) upside fixedly connected with spacing connecting plate (8), protective bar (7) downside fixedly connected with supporting baseplate (9), protective bar (7) inboard is equipped with packing (11), packing (11) inboard is equipped with polished rod (3), sealed kicking block (1) lower extreme fixedly connected with fixed axle (14), the outer side of the lower end of the fixed shaft (14) is in threaded connection with a fixed bottom shaft (16), the inner side of the fixed shaft (14) is in threaded connection with a positioning shaft (4), and the outer side of the lower end of the positioning shaft (4) is in threaded connection with the fixed bottom shaft (16).

2. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: the outer side of the positioning block (12) is fixedly connected with clamping blocks (13) which are uniformly distributed, and the positioning block (12) is movably connected with the sealing ejector block (1) through the clamping blocks (13).

3. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: the outer side of the protection rod (7) is fixedly connected with a clamping plate (10), and the protection rod (7) is movably connected with the sealing connecting shaft (6) through the clamping plate (10).

4. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: and a protective rod groove (18) is formed in the outer side of the sealing connecting shaft (6) at the position outside the protective rod (7), and a clamping plate groove (17) is formed in the outer side of the sealing connecting shaft (6) at the position outside the clamping plate (10).

5. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: a clamping block groove is formed in the inner side of the sealing ejector block (1) at the position of the outer side of the clamping block (13), and a clamping block groove is formed in the inner side of the fixed shaft (14).

6. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: and a sealing ring (15) is movably connected to the outer side of the positioning shaft (4) at the lower side of the fixed shaft (14).

7. The packing box mounting structure capable of conveniently disassembling and replacing a polish rod according to claim 1, wherein: the packing box (5) outside is equipped with the external screw thread, sealed kicking block (1) inboard is equipped with the internal thread, the location axle (4) outside is equipped with the external screw thread, fixed bottom shaft (16) inboard is equipped with the internal thread.