CN217997079U - Integrated coke cutter structure - Google Patents

Abstract

An integrated coke cutter structure comprises a coke cutter and a switcher, wherein the switcher is arranged in the coke cutter; the coke cutter is connected with a high-pressure water source during working, the action of the switcher is driven by controlling the pressure change of the high-pressure water source, the action of the switcher controls the change of the working state of the coke cutter, and the switching of the working state of the coke cutter is automatically realized; the integrated coke cutter structure design solves the problem that the switcher of the existing coke cutter is easy to damage, thereby greatly improving the service life of the coke cutter; in addition, after the integral coke cutter is structurally designed, the balance of the overall quality of the coke cutter can be realized by drilling holes in the shell and the lower shell.

Description

Integrated coke cutter structure

Technical Field

The utility model relates to a delayed coking coke cutter technical field, concretely relates to petrochemical industry integration coke cutter structure.

Background

The existing delayed coking coke cutter and the switcher are designed separately, and the switcher is fixedly arranged and connected outside the coke cutter, so that the switcher is easy to touch foreign objects to cause damage; during the working process of the coke cutter, the phenomenon of coke block collapse can occur, a large amount of instantaneously collapsed coke blocks can bury the coke cutter, and at the moment, the coke cutter continues to rotate, and the coke blocks can touch the exposed switcher to cause the damage of the exposed switcher; in addition, due to the design of the exposed switcher, the problem that the center of mass of the whole coke cutter is not coincident with the rotation axis exists, when the coke cutter rotates at a high speed, the problem of deflection vibration is very easy to occur, so that the improvement of the rotation speed of the coke cutter is limited, and the improvement of decoking efficiency is correspondingly limited.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the background art, the utility model discloses an integrated coke cutter structure, which comprises a coke cutter and a switcher; the coke cutter comprises an upper shell, a shell and a lower shell, wherein the upper shell, the shell and the lower shell are sequentially arranged up and down and fixedly connected; the middle of the upper part of the shell is provided with a filter, and the shell is symmetrically provided with cutting water spray nozzles around the axis of the shell; a nozzle switching valve is arranged between the shell and the lower shell; the bottom surface and the side conical surface of the lower shell are provided with drilling water nozzles; the switcher is arranged in the shell and the lower shell; the coke cutter during operation is connected with the high pressure water source, becomes low pressure drive switch action by controlling the high pressure water source, and the switch action makes the corresponding emergence action of nozzle diverter valve, realizes cutting water jet and drilling water jet operating condition's switching automatically.

In order to realize the utility model aims at providing a following technical scheme: an integrated coke cutter structure comprises a coke cutter and a switcher; the switcher is arranged in the coke cutter; the integrated structural design of the coke cutter switcher solves the problem of the exposed switcher caused by the separated structural design of the existing coke cutter and switcher, and avoids the damage of the switcher caused by the collapse of coke blocks in the working process of the coke cutter; meanwhile, the problem that the mass center of the coke cutter is not coincident with the rotation axis is also solved, so that the rotation speed of the coke cutter during working is improved, and the decoking efficiency is correspondingly improved.

Further, the coke cutter comprises an upper shell, a shell and a lower shell, wherein the upper shell, the shell and the lower shell are sequentially arranged up and down and fixedly connected; a filter is arranged in the middle of the upper part of the shell; the shell is symmetrically provided with cutting water spray nozzles around the axis of the shell; the bottom surface and the side conical surface of the lower shell are provided with drilling water nozzles; a nozzle switching valve is arranged between the shell and the lower shell; the switcher is arranged in one side of the shell and the lower shell;

the coke cutter is connected with a high-pressure water source during working, and the filter is used for filtering solid impurities in the high-pressure water source and preventing the solid impurities from entering the nozzle switching valve and the switcher so that the nozzle switching valve and the switcher are stuck and fail;

when the coke cutter works, the drill rod drives the coke cutter to rotate and move up and down; when high-pressure water is sprayed out from a drilling water spray nozzle of the coke cutter, the drill rod drives the coke cutter to rotate and move downwards at the same time, and the coke cutter performs drilling operation; when high-pressure water is sprayed out from a cutting water spray nozzle of the coke cutter, the drill rod drives the coke cutter to rotate and move downwards at the same time, and the coke cutter executes coke cutting operation; the switching of the working states of the drilling water jet and the cutting water jet is realized by the control of a nozzle switching valve, and the action of the nozzle switching valve is realized by the control of a switcher; when the high-pressure water source is controlled to be changed from 28MPa high pressure to 5-7MPa low pressure and then to 28MPa high pressure, the switcher executes an action cycle, and the action cycle of the switcher enables the nozzle switching valve to execute a switching action once, so that the working state of the coke cutter is switched from the working state of the drilling water jet to the working state of the cutting water jet, or the working state of the cutting water jet is switched to the working state of the drilling water jet.

Furthermore, the filter comprises a filter element, a filter element support and a filter cartridge which are sequentially nested and fixedly arranged in a through hole in the middle of the upper part of the shell; the water filtered by the filter enters the switcher through the power water channel of the upper shell.

Furthermore, the cutting water spray opening comprises a coke cutting rectifier, a coke cutting nozzle and a coke cutting nozzle pressing ring, wherein the coke cutting rectifier and the coke cutting nozzle are arranged in the circumferential through hole of the shell and are fixedly connected with the shell through the coke cutting nozzle pressing ring.

Further, the nozzle switching valve comprises an upper valve seat, a slide valve, an upper valve sleeve, a lower valve sleeve and a lower valve seat; the upper valve seat, the upper valve sleeve, the lower valve sleeve and the lower valve seat are fixedly arranged in the shell and the lower shell, and the slide valve is movably arranged in the cavities of the upper valve sleeve and the lower valve sleeve; the slide valve is provided with a slide valve piston which is arranged in a sealed cavity surrounded by the upper valve sleeve, the lower valve sleeve and the slide valve; a through upper valve sleeve water channel A and a through upper valve sleeve water channel B are uniformly distributed on the upper valve sleeve close to the upper end and the lower end around the axis; when the upper valve sleeve water channel B is communicated with high-pressure water, the high-pressure water enters the cavity on the lower side of the piston of the slide valve, the slide valve is pushed to slide upwards, the upper end of the slide valve is contacted with the upper valve seat, the high-pressure water of the cutting water jet is cut off, the high-pressure water of the drilling water jet is communicated, and the coke cutter works in a drilling state; when the upper valve bush water channel A is communicated with high-pressure water, the high-pressure water enters the cavity on the upper side of the piston of the slide valve, the slide valve is pushed to move downwards, the lower end of the slide valve is contacted with the lower valve seat, the high-pressure water of the drilling water jet is cut off, the high-pressure water of the cutting water jet is communicated, and the coke cutter works in a coke cutting state.

Furthermore, the drilling water spray nozzle comprises a drilling nozzle and a drilling nozzle pressing ring, the drilling nozzle is arranged in the through hole on the bottom surface and the side conical surface of the lower shell and is fixedly connected with the lower shell through the drilling nozzle pressing ring; the drilling water jet of lower casing bottom surface is provided with one, and the drilling water jet equipartition of lower casing lateral cone surface is provided with a plurality of.

Further, the shell is also provided with a shell actuator hole and a distributor hole which are communicated with each other; the lower shell is also provided with a lower shell actuator hole; the switcher includes actuator, distributor, and the actuator is fixed to be set up in casing actuator hole, lower casing actuator hole, and the fixed setting of distributor is in the distributor hole, and actuator, distributor pass through rack, gear engagement and connect.

Furthermore, the actuator comprises a plunger cap, a plunger guide seat, a plunger rack barrel, a plunger spring and a plunger spring seat; the plunger cap and the plunger guide seat are fixedly arranged on the upper side of the shell actuator hole, the plunger spring seat is fixedly arranged on the lower side of the lower shell actuator hole, the plunger rack barrel is movably arranged in the shell actuator hole and the lower shell actuator hole, and the plunger spring is arranged between the plunger rack barrel and the plunger spring seat;

the plunger is arranged in the plunger cavity through a through hole of the plunger guide seat, and a gap is formed between the plunger and the plunger cavity; the plunger cavity water channel is communicated with the power water channel of the upper shell;

when a high-pressure water source connected with the coke cutter is in a 28MPa high-pressure state, high-pressure water filtered by the filter enters a plunger cavity of the plunger cap through the power water channel and the plunger cavity water channel, and thrust is generated on the upper end face of the plunger to push the plunger rack cylinder to move downwards to overcome the elasticity of the plunger spring; when a high-pressure water source connected with the coke cutter is in a set low-pressure state of 5-7MPa, the pressure of the high-pressure water filtered by the filter is reduced, the thrust generated on the upper end face of the plunger is correspondingly reduced, the elastic force of the plunger spring is larger than the thrust of the upper end face of the plunger at the moment, and the plunger rack barrel overcomes the thrust of the upper end face of the plunger to move upwards under the pushing of the plunger spring; when the high-pressure water source is controlled to change from 28MPa high pressure to 5-7MPa low pressure and then to 28MPa high pressure, the plunger rack tube of the switcher completes one action cycle of upward movement and downward movement.

Furthermore, a shell water channel A, a shell pressure water outlet and a shell water channel B are arranged at the bottom of the distributor hole of the shell, the shell pressure water outlet is communicated with the power water channel, the shell water channel A is communicated with the upper valve sleeve water channel A of the upper valve sleeve, and the shell water channel B is communicated with the upper valve sleeve water channel B of the upper valve sleeve;

the distributor comprises a distribution disc, a swing gear, a ratchet shaft and a ratchet shaft end cover;

the middle of the distribution disc is provided with an inner hole, the end surface of the bottom contact side of the distribution disc and the distributor hole is provided with a distribution disc water inlet, a distribution disc water outlet A, a distribution disc water outlet B and a distribution disc water return port, the distribution disc water inlet, the distribution disc water outlet A, the distribution disc water outlet B and the distribution disc water return port are communicated to the inner hole wall of the distribution disc through independently arranged water channels, and the distribution disc water return port is also communicated with the inner hole of the distribution disc through a rectangular groove arranged on the end surface of the bottom contact side of the distributor hole; the distribution plate is fixedly arranged at the bottom of the distributor hole, a water inlet of the distribution plate is communicated with a pressure water outlet of the shell, a water outlet A of the distribution plate is communicated with a shell water channel A, and a water outlet B of the distribution plate is communicated with a shell water channel B;

a through hole is formed in the middle of the swing gear, incomplete gear teeth are arranged in the circumferential direction and are meshed with the rack; the swing gear and the end cover of the ratchet shaft are also movably provided with marbles in the circumferential direction; the ratchet shaft is provided with a ratchet groove, a water distribution groove, a ratchet shaft water return port and a ratchet shaft water outlet; the ratchet wheel grooves are provided with two groups, four ratchet wheel grooves are uniformly distributed in each group along the circumference, and two water distribution grooves are symmetrically arranged; the ratchet shaft water return port is communicated with the ratchet shaft water outlet; a through hole is formed in the middle of the ratchet shaft end cover;

the distribution disc, the swing gear and the ratchet shaft end cover are sequentially arranged from inside to outside, the distribution disc is fixedly arranged at the bottom of the distribution hole, and the ratchet shaft end cover is fixedly connected with the shell; the ratchet shaft is rotationally arranged in through holes of the distribution plate, the swing gear and the ratchet shaft end cover, and marbles arranged on the circumferences of the swing gear and the ratchet shaft end cover respectively correspond to two groups of ratchet grooves on the ratchet shaft; the water distribution groove corresponds to the position of the water hole on the inner hole wall of the distribution plate;

when the plunger rack barrel moves upwards, the swing gear is driven to rotate, the marbles on the swing gear are matched with the corresponding ratchet groove, the ratchet shaft and the swing gear are pushed to rotate synchronously, and at the moment, the marbles on the end cover of the ratchet shaft slide along the corresponding ratchet groove; when the plunger rack barrel moves downwards, the swing gear is driven to rotate, the marble on the swing gear slides along the corresponding ratchet groove, the marble on the end cover of the ratchet shaft is clamped in the corresponding ratchet groove, and the ratchet shaft is kept still at the moment; namely, in the action cycle of one-time upward movement and one-time downward movement of the plunger gear barrel, the ratchet shaft rotates for 90 degrees along one rotation direction (four ratchet grooves are uniformly distributed along the circumference);

along with the rotation of the ratchet shaft, the water distribution groove enables a water inlet of a distribution plate of the distribution plate to be communicated with a water outlet A of the distribution plate and a water outlet B of the distribution plate to be communicated with a water return port of the distribution plate, or enables the water inlet of the distribution plate to be communicated with the water outlet B of the distribution plate and the water outlet A of the distribution plate to be communicated with the water return port of the distribution plate;

when the water inlet of the distribution disc is communicated with the water outlet A of the distribution disc, the upper valve sleeve water channel A is communicated with high-pressure water, the high-pressure water enters the cavity on the upper side of the slide valve piston and pushes the slide valve to move downwards, and water in the cavity on the lower side of the slide valve piston is discharged through the upper valve sleeve water channel B, the water outlet B of the distribution disc, the water return port of the distribution disc and the water outlet of the ratchet shaft; the lower end of the sliding valve is contacted with the lower valve seat, the high-pressure water of the drilling water jet is switched off, the high-pressure water of the cutting water jet is switched on, and the coke cutter works in a coke cutting state;

when the upper valve sleeve water channel B is communicated with high-pressure water, the high-pressure water enters the cavity at the lower side of the piston of the slide valve to push the slide valve to slide upwards, and the water in the cavity at the upper side of the piston of the slide valve is discharged through the upper valve sleeve water channel A, the water outlet A of the distribution disc, the water return port of the distribution disc and the water outlet of the ratchet shaft; the upper end of the sliding valve is contacted with the upper valve seat, the high-pressure water of the cutting water spray nozzle is cut off, the high-pressure water of the drilling water spray nozzle is connected, and the coke cutter works in a drilling state;

when the high pressure water source is controlled to change from 28MPa high pressure to 5-7MPa low pressure and then to 28MPa high pressure, the coke cutter completes the conversion from the drilling state to the coke cutting state or from the coke cutting state to the drilling state.

Further, after the coke cutter switcher of integrated structure is assembled, carry out the dynamic balance rotation test, process out the dynamic balance hole at the relevant position of casing, lower casing according to the test result to improve the whole problem that exists the mass center and the rotation axis is misaligned of coke cutter.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: comprises a coke cutter and a switcher; the coke cutter comprises an upper shell, a shell and a lower shell, wherein the upper shell, the shell and the lower shell are sequentially arranged up and down and fixedly connected; the middle of the upper part of the shell is provided with a filter, and the shell is symmetrically provided with cutting water spray nozzles around the axis of the shell; a nozzle switching valve is arranged between the shell and the lower shell; the bottom surface and the side conical surface of the lower shell are provided with drilling water nozzles; the switcher is arranged in the shell and the lower shell; the coke cutter is connected with a high-pressure water source during working, the high-pressure water source is controlled to be changed from high pressure to low pressure to drive the switcher to act, the nozzle switching valve correspondingly acts through the action of the switcher, and the switching of the working states of the cutting water jet and the drilling water jet is automatically realized; due to the adoption of the structural design of the integrated coke cutter, the problem that the existing switcher is fixedly arranged and connected outside the coke cutter and is easy to damage is solved, so that the service life of the coke cutter is greatly prolonged; in addition, after the integrated coke cutter is structurally designed, the mode of drilling holes in the shell and the lower shell can be removed to realize the balance of the overall quality of the coke cutter, and the coincidence of the overall mass center of the coke cutter and the rotation axis of the coke cutter is ensured, so that the rotation speed of the coke cutter during working can be greatly improved, and the decoking efficiency is greatly improved.

Drawings

FIG. 1 is a schematic external view of a coke cutter;

FIG. 2 is a schematic sectional view of the structure of the integrated coke cutter;

FIG. 3 is an enlarged partial schematic view of the filter;

FIG. 4 is a partially enlarged view of the cutting water jet;

FIG. 5 is a partially enlarged schematic view of a nozzle switching valve;

FIG. 6 is a schematic view of the slide valve;

FIG. 7 is a schematic external view of the upper sleeve;

FIG. 8 is a partially enlarged view of a borehole water jet;

FIG. 9 is a first schematic view of the outer appearance of the housing;

FIG. 10 is a second schematic view of the outer appearance of the housing;

FIG. 11 is an external view of the switch;

FIG. 12 is a schematic view of the actuator construction;

FIG. 13 is an exploded view of the dispenser structure;

FIG. 14 is a schematic view of the exterior of the dispensing tray;

fig. 15 is an external view of the ratchet shaft.

In the figure: 1. a coke cutter; 1.1, an upper shell; 1.2, a shell; 1.2.1, a housing actuator bore; 1.2.2, distributor holes; 1.2.2.1, a shell water channel A;1.2.2.2, a shell pressure water outlet; 1.2.2.3, a shell water channel B;1.2.3, a power water channel; 1.3, a lower shell; 1.4, a filter; 1.4.1, a filter element; 1.4.2, a filter element support; 1.4.3, a filter cartridge; 1.5, cutting a water spray nozzle; 1.5.1, a coke-cutting rectifier; 1.5.2, a coke cutting nozzle; 1.5.3, a coke cutting nozzle pressure ring; 1.6, a nozzle switching valve; 1.6.1, an upper valve seat; 1.6.2, a slide valve; 1.6.2.1, a slide valve piston; 1.6.2.2, a slide valve relief orifice; 1.6.3, installing a valve sleeve; 1.6.3.1, upper valve sleeve water channel a;1.6.3.2, upper valve sleeve water channel B;1.6.4, a lower valve housing; 1.6.5, lower valve seat; 1.7, drilling a water jet; 1.7.1, a drilling nozzle; 1.7.2, drilling a nozzle compression ring; 2. a switch; 2.1, an actuator; 2.1.1, plunger cap; 2.1.1.1, plunger cavity; 2.1.1.2, plunger cavity water channel; 2.1.2, a plunger guide seat; 2.1.3, plunger rack cylinder; 2.1.3.1, plunger; 2.1.3.2, a rack; 2.1.4, plunger spring; 2.1.5, plunger spring seat; 2.2, a distributor; 2.2.1, a distribution plate; 2.2.1.1, a water inlet of the distribution plate; 2.2.1.2, a water outlet A of the distribution disc; 2.2.1.3, a water outlet B of the distribution disc; 2.2.1.4, a distribution plate water return port; 2.2.2, a swing gear; 2.2.2.1, incomplete gear teeth; 2.2.3, ratchet shaft; 2.2.3.1, ratchet grooves; 2.2.3.2, a water distribution tank; 2.2.3.3, ratchet shaft water return port; 2.2.3.4, a ratchet shaft drain; 2.2.4, end cover of ratchet shaft; 2.2.5, marble.

Detailed Description

The invention will be explained in more detail by the following examples, the purpose of which is to protect all the technical improvements within the scope of the invention.

An integrated coke cutter structure comprises a coke cutter 1 and a switcher 2;

the coke cutter 1 comprises an upper shell 1.1, a shell 1.2 and a lower shell 1.3, wherein the upper shell 1.1, the shell 1.2 and the lower shell 1.3 are sequentially arranged up and down and fixedly connected;

the middle of the upper part of the shell 1.2 is provided with a filter 1.4, and the shell 1.2 is symmetrically provided with cutting water nozzles 1.5 around the axis; a nozzle switching valve 1.6 is arranged between the shell 1.2 and the lower shell 1.3; the bottom surface and the side conical surface of the lower shell 1.3 are provided with drilling water nozzles 1.7; the switcher 2 is arranged in the shell 1.2 and the lower shell 1.3;

the filter 1.4 comprises a filter element 1.4.1, a filter element support 1.4.2 and a filter cartridge 1.4.3 which are sequentially nested and fixedly arranged in a through hole in the middle of the upper part of the shell 1.2; the water filtered by the filter 1.4 enters the switcher 2 through the power water channel 1.2.3 of the upper shell 1.1;

the cutting water spray port 1.5 comprises a coke cutting rectifier 1.5.1, a coke cutting nozzle 1.5.2 and a coke cutting nozzle pressure ring 1.5.3, the coke cutting rectifier 1.5.1 and the coke cutting nozzle 1.5.2 are arranged in a circumferential through hole of the shell 1.2 and fixedly connected with the shell 1.2 through the coke cutting nozzle pressure ring 1.5.3;

the nozzle switching valve 1.6 comprises an upper valve seat 1.6.1, a slide valve 1.6.2, an upper valve sleeve 1.6.3, a lower valve sleeve 1.6.4 and a lower valve seat 1.6.5; the upper valve seat 1.6.1, the upper valve sleeve 1.6.3, the lower valve sleeve 1.6.4 and the lower valve seat 1.6.5 are fixed in the shell 1.2 and the lower shell 1.3, and the slide valve 1.6.2 is movably arranged in the cavities of the upper valve sleeve 1.6.3 and the lower valve sleeve 1.6.4; the slide valve 1.6.2 is provided with a slide valve piston 1.6.2.1, and the slide valve piston 1.6.2.1 is arranged in a sealed cavity surrounded by the upper valve sleeve 1.6.3, the lower valve sleeve 1.6.4 and the slide valve 1.6.2; the upper valve sleeve 1.6.3 is uniformly provided with a through upper valve sleeve water channel A1.6.3.1 and an upper valve sleeve water channel B1.6.3.2 around the axis near the upper end and the lower end;

the drilling water spray nozzle 1.7 comprises a drilling nozzle 1.7.1 and a drilling nozzle press ring 1.7.2, the drilling nozzle 1.7.1 is arranged in the through holes of the bottom surface and the side conical surface of the lower shell 1.3, and is fixedly connected with the lower shell 1.3 through the drilling nozzle press ring 1.7.2; one drilling water jet 1.7 is arranged on the bottom surface of the lower shell 1.3, and three drilling water jets 1.7 on the side conical surface of the lower shell 1.3 are uniformly distributed;

the shell 1.2 is also provided with a shell actuator hole 1.2.1 and a distributor hole 1.2.2, and the shell actuator hole 1.2.1 and the distributor hole 1.2.2 are communicated with each other; the lower shell 1.3 is also provided with a lower shell actuator hole; the switcher 2 comprises an actuator 2.1 and a distributor 2.2, wherein the actuator 2.1 is fixedly arranged in an actuator hole 1.2.1 of the shell and an actuator hole of the lower shell, the distributor 2.2 is fixedly arranged in a distributor hole 1.2.2, and the actuator 2.1 and the distributor 2.2 are meshed and connected through a rack and a gear;

the actuator 2.1 comprises a plunger cap 2.1.1, a plunger guide seat 2.1.2, a plunger rack cylinder 2.1.3, a plunger spring 2.1.4 and a plunger spring seat 2.1.5; the plunger cap 2.1.1 and the plunger guide seat 2.1.2 are fixedly arranged in the shell actuator hole 1.2.1, the plunger spring seat 2.1.5 is fixedly arranged in the lower shell actuator hole, the plunger rack cylinder 2.1.3 is movably arranged in the shell actuator hole 1.2.1 and the lower shell actuator hole, and the plunger spring 2.1.4 is arranged between the plunger rack cylinder 2.1.3 and the plunger spring seat 2.1.5;

the plunger 2.1.3.1 is arranged at the upper part of the plunger rack cylinder 2.1.3, the rack 2.1.3.2 is arranged at the side surface, the plunger cap 2.1.1 is provided with the plunger cavity 2.1.1 and the plunger cavity water channel 2.1.1.2, the plunger 2.1.3.1 passes through the through hole of the plunger guide seat 2.1.2 and is arranged in the plunger cavity 2.1.1, and a gap is arranged between the plunger 2.1.1 and the plunger 2.1.1; the plunger cavity water channel 2.1.1.2 is communicated with the power water channel 1.2.3 of the upper shell 1.1;

a shell water channel A1.2.2.1, a shell pressure water outlet 1.2.2 and a shell water channel B1.2.2.3 are arranged at the bottom of the distributor hole 1.2.2 of the shell 1.2, the shell pressure water outlet 1.2.2 is communicated with the power water channel 1.2.3, a shell water channel A1.2.2.1 is communicated with an upper valve sleeve water channel A1.6.3.1 of the upper valve sleeve 1.6.3, and a shell water channel B1.2.2.3 is communicated with an upper valve sleeve water channel B1.6.3.2 of the upper valve sleeve 1.6.3;

the distributor 2.2 comprises a distribution disc 2.2.1, a swing gear 2.2.2, a ratchet shaft 2.2.3 and a ratchet shaft end cover 2.2.4;

the distribution disc 2.2.1 is provided with an inner hole, one side end face of the distribution disc is provided with a distribution disc water inlet 2.2.1.1, a distribution disc water outlet A2.2.1.2, a distribution disc water outlet B2.2.1.3 and a distribution disc water return port 2.2.1.4, the distribution disc water inlet 2.2.1.1, the distribution disc water outlet A2.2.1.2, the distribution disc water outlet B2.2.1.3 and the distribution disc water return port 2.2.1.4 are communicated to a water hole arranged on the inner hole wall of the distribution disc 2.2.1 through independent water channels, and the distribution disc water return port 2.2.1.4 is also communicated with the inner hole of the distribution disc 2.2.1 through a groove arranged on the end face of the distribution disc water return port; the distribution disc 2.2.1 is fixedly arranged at the bottom of the distributor hole 1.2.2, a water inlet 2.2.1.1 of the distribution disc is communicated with a pressure water outlet 1.2.2.2 of the shell, a water outlet A2.2.1.2 of the distribution disc is communicated with a water channel A1.2.2.1 of the shell, and a water outlet B2.2.1.3 of the distribution disc is communicated with a water channel B1.2.2.3 of the shell;

a through hole is arranged in the middle of the oscillating gear 2.2.2, incomplete gear teeth 2.2.2.1 are arranged in the circumferential direction, and the incomplete gear teeth 2.2.2.1 are meshed with the rack 2.1.3.2; the swing gear 2.2.2 and the ratchet shaft end cover 2.2.4 are also provided with marbles 2.2.5 in the circumferential direction; the ratchet shaft 2.2.3 is provided with a ratchet groove 2.2.3.1, a water distribution groove 2.2.3.2, a ratchet shaft water return opening 2.2.3.3 and a ratchet shaft water discharge opening 2.2.3.4; the ratchet grooves 2.2.3.1 are arranged in two groups, and four ratchet grooves 2.2.3.1 in each group are uniformly distributed along the circumference; two water distribution grooves 2.2.3.2 are symmetrically arranged, and the ratchet shaft water return port 2.2.3.3 is communicated with a ratchet shaft water discharge port 2.2.3.4; a through hole is arranged in the middle of the end cover 2.2.4 of the ratchet shaft;

the distribution disc 2.2.1, the swing gear 2.2.2 and the ratchet shaft end cover 2.2.4 are sequentially arranged from inside to outside, and the ratchet shaft end cover 2.2.4 is fixedly connected with the shell 1.2; the ratchet shaft 2.2.3 is rotationally arranged in through holes of the distribution disc 2.2.1, the swing gear 2.2.2 and the ratchet shaft end cover 2.2.4, and marbles 2.2.5 arranged on the swing gear 2.2.2 and the ratchet shaft end cover 2.2.4 correspond to two groups of ratchet grooves 2.2.3.1 respectively; the water distribution groove 2.2.3.2 corresponds to the position of the water hole on the inner hole wall of the distribution plate 2.2.1.

Dynamic balance holes are processed on the upper shell 1.1, the shell 1.2 and the lower shell 1.3 according to actual dynamic rotation test.

The part of the utility model not detailed is prior art.

Claims (9)

1. An integrated coke cutter structure is characterized in that: comprises a coke cutter (1) and a switcher (2); the coke cutter (1) comprises an upper shell (1.1), a shell (1.2) and a lower shell (1.3), wherein the upper shell (1.1), the shell (1.2) and the lower shell (1.3) are sequentially arranged up and down and fixedly connected; a filter (1.4) is arranged in the middle of the upper part of the shell (1.2), and cutting water spray nozzles (1.5) are symmetrically arranged on the shell (1.2) around the axis of the shell; the bottom surface and the side conical surface of the lower shell (1.3) are provided with drilling water nozzles (1.7); a nozzle switching valve (1.6) is arranged between the shell (1.2) and the lower shell (1.3); the switch (2) is arranged in the shell (1.2) and the lower shell (1.3).

2. The integrated coke cutter structure of claim 1, wherein: the filter (1.4) comprises a filter element (1.4.1), a filter element support (1.4.2) and a filter cartridge (1.4.3), which are sequentially nested and fixedly arranged in a through hole in the middle of the upper part of the shell (1.2); the water filtered by the filter (1.4) enters the switcher (2) through the power water channel (1.2.3) of the upper shell (1.1).

3. The integrated coke cutter structure of claim 2, wherein: the cutting water spray opening (1.5) comprises a coke cutting rectifier (1.5.1), a coke cutting nozzle (1.5.2) and a coke cutting nozzle pressure ring (1.5.3), wherein the coke cutting rectifier (1.5.1) and the coke cutting nozzle (1.5.2) are arranged in a circumferential through hole of the shell (1.2) and are fixedly connected with the shell (1.2) through the coke cutting nozzle pressure ring (1.5.3).

4. The integrated coke cutter structure of claim 3, wherein: the nozzle switching valve (1.6) comprises an upper valve seat (1.6.1), a slide valve (1.6.2), an upper valve sleeve (1.6.3), a lower valve sleeve (1.6.4) and a lower valve seat (1.6.5); the valve sleeve is characterized in that the valve sleeve comprises an upper valve seat (1.6.1), an upper valve sleeve (1.6.3), a lower valve sleeve (1.6.4), a lower valve seat (1.6.5), a fixed shell (1.2) and a lower shell (1.3), and a slide valve (1.6.2) is movably arranged in cavities of the upper valve sleeve (1.6.3) and the lower valve sleeve (1.6.4); a slide valve piston (1.6.2.1) is arranged on the slide valve (1.6.2), and the slide valve piston (1.6.2.1) is arranged in a sealed cavity surrounded by the upper valve sleeve (1.6.3), the lower valve sleeve (1.6.4) and the slide valve (1.6.2); and the upper valve sleeve (1.6.3) is uniformly provided with a through upper valve sleeve water channel A (1.6.3.1) and an upper valve sleeve water channel B (1.6.3.2) around the axis near the upper end and the lower end.

5. The integrated coke cutter structure of claim 4, wherein: the drilling water spray nozzle (1.7) comprises a drilling nozzle (1.7.1) and a drilling nozzle pressing ring (1.7.2), the drilling nozzle (1.7.1) is arranged in the through hole of the bottom surface and the side conical surface of the lower shell (1.3), and is fixedly connected with the lower shell (1.3) through the drilling nozzle pressing ring (1.7.2); one drilling water jet (1.7) is arranged on the bottom surface of the lower shell (1.3), and a plurality of drilling water jets (1.7) on the side conical surface of the lower shell (1.3) are uniformly distributed.

6. The integrated coke cutter structure of claim 5, wherein: the shell (1.2) is also provided with a shell actuator hole (1.2.1) and a distributor hole (1.2.2), and the shell actuator hole (1.2.1) and the distributor hole (1.2.2) are communicated with each other; the lower shell (1.3) is also provided with a lower shell actuator hole; the switcher (2) comprises an actuator (2.1) and a distributor (2.2), wherein the actuator (2.1) is fixedly arranged in a shell actuator hole (1.2.1) and a lower shell actuator hole, the distributor (2.2) is fixedly arranged in a distributor hole (1.2.2), and the actuator (2.1) and the distributor (2.2) are connected through a rack and a gear in a meshed mode.

7. The integrated coke cutter structure of claim 6, wherein: the actuator (2.1) comprises a plunger cap (2.1.1), a plunger guide seat (2.1.2), a plunger rack barrel (2.1.3), a plunger spring (2.1.4) and a plunger spring seat (2.1.5); the plunger cap (2.1.1) and the plunger guide seat (2.1.2) are fixedly arranged in the shell actuator hole (1.2.1), the plunger spring seat (2.1.5) is fixedly arranged in the lower shell actuator hole, the plunger rack tube (2.1.3) is movably arranged in the shell actuator hole (1.2.1) and the lower shell actuator hole, and the plunger spring (2.1.4) is arranged between the plunger rack tube (2.1.3) and the plunger spring seat (2.1.5);

the upper part of the plunger rack barrel (2.1.3) is provided with a plunger (2.1.3.1), the side surface is provided with a rack (2.1.3.2), the plunger cap (2.1.1) is provided with a plunger cavity (2.1.1) and a plunger cavity water channel (2.1.1.2), the plunger (2.1.3.1) penetrates through a through hole of the plunger guide seat (2.1.2) and is arranged in the plunger cavity (2.1.1.1), and a gap is arranged between the plunger (2.1.3.1) and the plunger cavity (2.1.1.1); the plunger cavity water channel (2.1.1.2) is communicated with the power water channel (1.2.3) of the upper shell (1.1).

8. The integrated coke cutter structure of claim 6, wherein: a shell water channel A (1.2.2.1), a shell pressure water outlet (1.2.2.2) and a shell water channel B (1.2.2.3) are arranged at the bottom of a distributor hole (1.2.2) of the shell (1.2), the shell pressure water outlet (1.2.2.2) is communicated with the power water channel (1.2.3), the shell water channel A (1.2.2.1) is communicated with an upper valve sleeve water channel A (1.6.3.1) of an upper valve sleeve (1.6.3), and the shell water channel B (1.2.2.3) is communicated with an upper valve sleeve water channel B (1.6.3.2) of the upper valve sleeve (1.6.3);

the distributor (2.2) comprises a distribution plate (2.2.1), a swing gear (2.2.2), a ratchet shaft (2.2.3) and a ratchet shaft end cover (2.2.4);

an inner hole is formed in the distribution disc (2.2.1), a distribution disc water inlet (2.2.1.1), a distribution disc water outlet A (2.2.1.2), a distribution disc water outlet B (2.2.1.3) and a distribution disc water return port (2.2.1.4) are formed in the end face of one side of the distribution disc, the distribution disc water inlet (2.2.1.1), the distribution disc water outlet A (2.2.1.2), the distribution disc water outlet B (2.2.1.3) and the distribution disc water return port (2.2.1.4) are communicated with a water hole formed in the inner hole of the distribution disc (2.2.1) through independent water channels, and the distribution disc water return port (2.2.1.4) is communicated with the inner hole of the distribution disc (2.2.1) through a groove formed in the end face of the distribution disc; the distribution plate (2.2.1) is fixedly arranged at the bottom of the distributor hole (1.2.2), the water inlet (2.2.1.1) of the distribution plate is communicated with the pressure water outlet (1.2.2.2) of the shell, the water outlet A (2.2.1.2) of the distribution plate is communicated with the water channel A (1.2.2.1) of the shell, and the water outlet B (2.2.1.3) of the distribution plate is communicated with the water channel B (1.2.2.3) of the shell;

a through hole is formed in the middle of the swing gear (2.2.2), incomplete gear teeth (2.2.2.1) are arranged in the circumferential direction, and the incomplete gear teeth (2.2.2.1) are meshed with the rack (2.1.3.2); the swing gear (2.2.2) and the ratchet shaft end cover (2.2.4) are also provided with marbles (2.2.5) in the circumferential direction; the ratchet shaft (2.2.3) is provided with a ratchet groove (2.2.3.1), a water distribution groove (2.2.3.2), a ratchet shaft water return opening (2.2.3.3) and a ratchet shaft water outlet (2.2.3.4); two groups of ratchet grooves (2.2.3.1) are arranged, and four ratchet grooves are uniformly distributed in each group along the circumference; two water distribution grooves (2.2.3.2) are symmetrically arranged, and the ratchet shaft water return port (2.2.3.3) is communicated with the ratchet shaft water discharge port (2.2.3.4); a through hole is arranged in the middle of the ratchet shaft end cover (2.2.4);

the distribution disc (2.2.1), the swing gear (2.2.2) and the ratchet shaft end cover (2.2.4) are sequentially arranged from inside to outside, and the ratchet shaft end cover (2.2.4) is fixedly connected with the shell (1.2); the ratchet shaft (2.2.3) is rotationally arranged in through holes of the distribution disc (2.2.1), the swing gear (2.2.2) and the ratchet shaft end cover (2.2.4), and the marble (2.2.5) corresponds to the ratchet groove (2.2.3.1); the water distribution groove (2.2.3.2) corresponds to the position of the water hole on the inner hole of the distribution disc (2.2.1).

9. The integrated coke cutter structure of claim 1, wherein: the shell (1.2) and the lower shell (1.3) are provided with dynamic balance holes.

Images