CN215178789U

CN215178789U - Environment-friendly pollution-free core drilling machine

Info

Publication number: CN215178789U
Application number: CN202121620369.4U
Authority: CN
Inventors: 吴楠; 刘志亮; 史羽超; 高水玉; 童月
Original assignee: Jiangsu General Road And Bridge Engineering Co ltd
Current assignee: Jiangsu General Road And Bridge Engineering Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-14
Anticipated expiration: 2031-07-15

Abstract

The application relates to the field of core drilling machines, in particular to an environment-friendly pollution-free core drilling machine which comprises a machine body, wherein the machine body comprises a mounting frame, a cutting ring is arranged on the mounting frame, the machine body further comprises a pollution discharge mechanism, the pollution discharge mechanism comprises a collecting cylinder, a pollution discharge pipe and a collecting tray, the collecting cylinder is arranged on the ground and sleeved on the cutting ring, and the inner diameter of the collecting cylinder is larger than the outer diameter of the cutting ring; the drainage pipe is communicated with the peripheral side wall of the collecting barrel, and the communication position of the drainage pipe and the peripheral side wall of the collecting barrel is close to the bottom of the collecting barrel; the collecting tray is positioned below one end of the sewage draining pipe far away from the collecting cylinder. This application has the sewage that forms after making water and the dust contact that produces when coring is difficult for flowing to the road surface, is difficult for causing the effect of pollution to the environment.

Description

Environment-friendly pollution-free core drilling machine

Technical Field

The application relates to the field of core drilling machines, in particular to an environment-friendly pollution-free core drilling machine.

Background

The core drilling machine is mainly used in places such as highways, airports, ports, wharfs, dams and the like, and is used for basic core drilling of cement concrete, asphalt concrete and limestone, and the maximum core sample can reach seven hundred millimeters, so that the core drilling machine is ideal engineering detection equipment.

In the related art, referring to fig. 1, the core drilling machine includes a machine body 1, the machine body 1 includes a mounting frame 2, a cutting ring 4, a rotating assembly 11 and a lifting assembly 12, and a braking roller (not shown) is disposed at the bottom of the machine frame to facilitate movement of the machine body 1. The cutting ring 4 is rotatably arranged on the rack through a rotating assembly 11, and the cutting ring 4 is arranged on the rack in a lifting manner through a lifting assembly 12. The rotating assembly 11 comprises a diesel engine 111 and a synchronous belt 112, one end of the synchronous belt 113 is connected with a rotating shaft at the bottom of the diesel engine 111, and the other end of the synchronous belt 112 is connected with the cutting ring 4. The diesel engine 111 is driven to rotate and drives the cutting ring 4 to rotate through the synchronous belt 113. The lifting assembly 12 comprises a screw rod 121, a lifting block 122 and a turntable 123, the screw rod 121 is rotatably arranged on the frame and penetrates through the lifting block 122, the cutting ring 4 is arranged on the lifting block 122, and the turntable 123 is arranged at the top end of the screw rod 121. The worker rotates the turntable 123 to lift the lifting block 122, and then the cutting ring 4 is lifted. The cutting ring 4 rotates and descends under the action of the rotating assembly 11 and the lifting assembly 12, so that drilling and coring in places such as roads and the like are realized. And water is required to be sprayed on the cutting ring 4 to play a role in cooling and dust settling while coring.

In view of the above-mentioned related technologies, the inventor believes that water is sprinkled on the cutting ring during coring, and sewage flows onto the road surface after the water contacts with dust generated during coring, which easily causes environmental pollution.

SUMMERY OF THE UTILITY MODEL

In order to make water and the difficult road surface that flows to of sewage that forms behind the dust contact that produces when coring, be difficult for causing the pollution to the environment, this application provides an environmental protection pollution-free coring machine.

The application provides an environmental protection pollution-free core machine of getting adopts following technical scheme:

an environment-friendly pollution-free core drilling machine comprises a machine body, wherein the machine body comprises a mounting frame, a cutting ring is arranged on the mounting frame, the machine body also comprises a sewage draining mechanism, the sewage draining mechanism comprises a collecting cylinder, a sewage draining pipe and a collecting tray, the collecting cylinder is arranged on the ground and sleeved on the cutting ring, and the inner diameter of the collecting cylinder is larger than the outer diameter of the cutting ring; the drainage pipe is communicated with the peripheral side wall of the collecting barrel, and the communication position of the drainage pipe and the peripheral side wall of the collecting barrel is close to the bottom of the collecting barrel; the collecting tray is positioned below one end of the sewage draining pipe far away from the collecting cylinder.

Through adopting above-mentioned technical scheme, during the coring, can flow to the collecting vessel in to the sewage that the watering formed on the cutting ring to exist and the clearance between the inner wall of collecting vessel and the cutting ring outer wall, then flow to in collecting the tray through the blowdown pipe. After coring, the sewage in the collecting tray is poured to a designated position for treatment, so that the sewage is not easy to flow to the ground to pollute the environment.

Optionally, the sewage draining mechanism further comprises an absorption pad for absorbing sewage, the absorption pad is placed on a road surface, and the bottom of the collecting cylinder penetrates through the absorption pad.

Through adopting above-mentioned technical scheme, the absorption pad can absorb the sewage that flows from the gap between surge drum and the ground, further is difficult for making sewage flow subaerial to further be difficult for causing the pollution to the environment.

Optionally, the drainage mechanism further comprises a liquid pumping assembly, and the liquid pumping assembly comprises a liquid pumping pump, a liquid pumping pipe and a liquid collecting tank;

the liquid suction pump is arranged on the mounting frame, one end of the liquid suction pipe is positioned in the collection tray, the other end of the liquid suction pipe is communicated with the liquid inlet end of the liquid suction pump, and the liquid outlet end of the liquid suction pump is communicated with the top of the liquid collection box through a connecting pipe;

the liquid collecting box is arranged on the mounting frame, an opening is formed in the top end of the liquid collecting box, a top cover is arranged at the opening, and the capacity of the liquid collecting box is larger than that of the collecting tray.

Through adopting above-mentioned technical scheme, start the drawing liquid pump, the drawing liquid pump will collect the sewage suction collection liquid tank in the tray through liquid suction pipe and connecting pipe. Because the capacity of collection liquid box is greater than the capacity of collecting the tray, consequently the collection liquid box can collect and compare in the more sewage of collecting the tray, makes sewage be difficult for overflowing from collecting the tray and flows to the road surface on, further is difficult for causing environmental pollution. After coring, can open the top cap, take out the sewage in the collection liquid case through the instrument, discharge to the assigned position.

Optionally, the sewage draining mechanism further comprises a disassembling component, and the liquid collecting tank is detachably mounted on the mounting frame through the disassembling component;

the disassembly assembly comprises an installation cylinder and a limiting rod, the liquid collecting box is placed in the installation cylinder, a disassembly opening is formed in the side wall of the installation cylinder, and the disassembly opening can be used for pushing the liquid collecting box out of the installation cylinder;

the limiting rod is rotatably arranged on the side wall of the mounting cylinder, the limiting rod can rotate to block the dismounting opening, and the limiting rod can also rotate to not block the dismounting opening.

Through adopting above-mentioned technical scheme, when needs discharge the sewage in the liquid collecting box to the assigned position, rotate the gag lever post to not blocking the dismantlement mouth, then release the liquid collecting box from the installation section of thick bamboo to make the liquid collecting box dismantle from the mounting bracket. And then the liquid collecting box is moved to a designated position, the top cover is opened, the sewage is poured out, and the sewage is convenient to discharge from the concentrated box.

Optionally, the pollution discharge mechanism further comprises a mounting assembly, and the limiting rod is arranged on the side wall of the mounting cylinder through the mounting assembly;

the mounting assembly comprises an outer cylinder, an inner cylinder and a spring pressing sheet, the outer cylinder is connected with the side wall of the mounting cylinder, one end of the inner cylinder is fixedly connected with the limiting rod, and the other end of the inner cylinder penetrates through the outer cylinder;

the spring pressing sheet is arranged in the inner barrel, a limiting column is connected to the spring pressing sheet, and a first limiting hole and a second limiting hole for the limiting column to penetrate through are formed in the peripheral side wall of the outer barrel;

when the limiting column penetrates through the first limiting hole, the limiting rod blocks the dismounting opening; when the limiting column penetrates through the second limiting hole, the limiting rod does not block the dismounting opening.

Through adopting above-mentioned technical scheme, when spacing post wore to locate first spacing downthehole, the gag lever post blocked the dismantlement mouth to with the collection liquid tank spacing in the installation section of thick bamboo. When sewage in the liquid collecting tank needs to be poured out, the limiting column is pressed, the spring pressing sheet contracts, and the limiting column enters the outer barrel through the first limiting hole. At this moment, the staff holds the limiting rod and rotates the limiting rod until the limiting column penetrates through the second limiting hole, the limiting rod reaches a state that the disassembly port is not blocked, and the liquid collecting box can be pushed out from the installation cylinder to pour sewage to an appointed position.

Optionally, be provided with the stopper on the lateral wall of an installation section of thick bamboo, stopper and inner tube are located the both sides of dismantling the mouth respectively, the spacing groove has been seted up on the stopper, when the gag lever post blocked the dismantlement mouth, the one end that the inner tube was kept away from to the gag lever post inlays locates the spacing inslot.

Through adopting above-mentioned technical scheme, the stopper can be kept away from the one end of inner tube to the gag lever post and carry on spacingly to make the gag lever post block more steadily and dismantle the mouth.

Optionally, a storage box is arranged on the mounting frame, and the storage box can be used for placing the collecting barrel, the sewage draining pipe and the collecting tray.

Through adopting above-mentioned technical scheme, before getting the core or after getting the core, can place collecting vessel, blow off pipe and collection tray in the receiver, the transport and the removal of the organism of being convenient for.

Optionally, the liquid collecting tank is provided with a visual window.

Through adopting above-mentioned technical scheme, the staff accessible visual window observes the volume of sewage in the header tank, is convenient for in time carry out the emission of sewage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when coring, sewage formed by sprinkling water on the cutting ring flows into the collecting cylinder and exists in a gap between the inner wall of the collecting cylinder and the outer wall of the cutting ring, then flows into the collecting tray through the sewage pipe, and after coring is finished, the sewage in the collecting tray is poured to a designated position for treatment, so that the sewage is not easy to flow to the ground to pollute the environment;

2. the absorption pad can absorb sewage flowing out from a gap between the collection cylinder and the ground, and the sewage is further difficult to flow onto the ground, so that the environment is further difficult to be polluted;

3. the drawing liquid pump passes through the sewage suction liquid collecting tank that liquid suction pipe and connecting pipe will collect in the tray, because the capacity of liquid collecting tank is greater than the capacity of collecting the tray, consequently the liquid collecting tank can collect and compare in the more sewage of collecting the tray, makes sewage be difficult for overflowing from collecting the tray and flow to the road surface on, further is difficult for causing environmental pollution.

Drawings

Fig. 1 is a schematic diagram for showing the overall structure of an environment-friendly pollution-free core drilling machine in the embodiment of the application.

Fig. 2 is a schematic structural diagram for showing a visual window in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing a mounting barrel in the embodiment of the present application.

FIG. 4 is a schematic structural diagram for showing an inner barrel in the embodiment of the present application.

Fig. 5 is an enlarged view at a in fig. 4.

Description of reference numerals: 1. a body; 11. a rotating assembly; 111. a diesel engine; 112. a synchronous belt; 12. a lifting assembly; 121. a screw; 122. a lifting block; 123. a turntable; 2. a mounting frame; 21. a storage box; 3. a sewage draining mechanism; 31. a collection canister; 32. a blow-off pipe; 33. a collection tray; 34. an absorbent pad; 4. cutting with a ring cutter; 5. a fluid extraction assembly; 51. a liquid pump; 52. a liquid pumping pipe; 53. a liquid collection tank; 531. a moving wheel; 54. an opening; 55. a top cover; 56. installing a pipe; 57. a connecting pipe; 58. a visual window; 6. disassembling the assembly; 61. mounting the cylinder; 611. a disassembly port; 62. a limiting rod; 7. mounting the component; 71. an outer cylinder; 711. a first limit hole; 712. a second limiting hole; 72. an inner barrel; 73. pressing a spring plate; 74. a limiting column; 75. a limiting block; 751. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an environmental-friendly pollution-free core drilling machine. Referring to fig. 1, the environment-friendly pollution-free core drilling machine comprises a machine body 1, wherein the machine body 1 comprises a mounting frame 2 and a pollution discharge mechanism 3, and a cutting ring 4 is mounted on one side of the mounting frame 2. The sewage discharging mechanism 3 comprises a collecting barrel 31, a sewage discharging pipe 32 and a collecting tray 33, the collecting barrel 31 is placed on the ground and sleeved on the cutting ring 4, and the inner diameter of the collecting barrel 31 is larger than the outer diameter of the cutting ring 4. The drain pipe 32 is fixedly arranged on the collecting cylinder 31 and is communicated with the peripheral side wall of the collecting cylinder 31, and the communication position of the drain pipe 32 and the peripheral side wall of the collecting cylinder 31 is close to the bottom of the collecting cylinder 31. The collection tray 33 is placed on the ground below the end of the waste pipe 32 remote from the collection canister 31.

During coring, the sewage generated by spraying water on the cutting ring 4 flows into the collecting cylinder 31 and then flows into the collecting tray 33 through the sewage pipe 32. After coring, the sewage in the collecting tray 33 is poured to a designated position for treatment, so that the sewage is not easy to flow to the ground to pollute the environment.

Referring to fig. 1 and 2, a storage box 21 is fixedly mounted on the mounting frame 2, and when the machine body 1 needs to be transported and moved, the collecting cylinder 31, the sewage pipe 32 and the collecting tray 33 can be placed in the storage box 21, so that the machine body 1 can be transported and moved conveniently. The waste mechanism 3 further includes an absorbent pad 34, a pumping assembly 5 and a detachment assembly 6. In this embodiment, the absorption pad 34 is made of sponge, the absorption pad 34 is placed on the road surface and located below the drainage pipe 32, the bottom of the collection cylinder 31 penetrates through the absorption pad 34, and the absorption pad 34 is used for absorbing sewage flowing out from a gap between the collection cylinder 31 and the ground.

Referring to fig. 1 and 2, the pumping assembly 5 includes a pumping pump 51, a pumping pipe 52 and a collection tank 53, the pumping pump 51 is fixedly installed on the mounting frame 2, one end of the pumping pipe 52 is located in the collection tray 33, and the other end of the pumping pipe 52 is communicated with a liquid inlet end of the pumping pump 51. The header tank 53 is square and is detachably mounted on the mounting frame 2 through the detaching assembly 6, and the capacity of the header tank 53 is larger than that of the collecting tray 33. An opening 54 is formed at the top end of the header tank 53, and a top cover 55 for blocking the opening 54 is hinged to the opening 54. The top of the side wall of the liquid collecting tank 53 is communicated with a mounting pipe 56, the liquid outlet end of the liquid pump 51 is communicated with the mounting pipe 56 through a connecting pipe 57, one end of the connecting pipe 57 far away from the liquid pump 51 is sleeved on the mounting pipe 56, and the top of the side wall of the liquid collecting tank 53 adjacent to the mounting pipe 56 is provided with a visual window 58.

The pumping liquid pump 51 is activated, and the pumping liquid pump 51 pumps the contaminated water in the collection tray 33 into the sump 53 through the pumping liquid pipe 52 and the connection pipe 57. Since the capacity of the catch tank 53 is larger than the capacity of the collection tray 33, the catch tank 53 can collect more contaminated water than the collection tray 33, and the contaminated water is less likely to overflow from the collection tray 33 onto the road surface. After coring is completed, the top cover 55 is opened again, and the sewage in the header tank 53 is taken out by the tool and discharged to a predetermined position. The installation of the visual window 58 is to make the staff observe the amount of the sewage in the header tank 53 in time, so as to discharge the sewage in the header tank 53 in time.

Referring to fig. 3 and 4, the detaching assembly 6 comprises an installation cylinder 61 and a limiting rod 62, the installation cylinder 61 is square and is fixedly installed on the installation frame 2, and the liquid collecting tank 53 is placed in the installation cylinder 61. The side wall of the mounting tube 61 is provided with a detaching opening 611, the width of the detaching opening 611 is equal to the width in the mounting tube 61, and the height of the detaching opening 611 is equal to the height of the mounting tube 61, so that the header tank 53 can be pushed out from the mounting tube 61. The bottom of the header tank 53 is mounted with a moving wheel 531 to facilitate the pushing of the header tank 53. The pollution discharge mechanism 3 further comprises a mounting component 7, and the limiting rod 62 is rotatably mounted on the mounting barrel 61 through the mounting component 7.

Referring to fig. 4 and 5, the mounting assembly 7 includes an outer cylinder 71, an inner cylinder 72, and a spring pressing piece 73. The outer cylinder 71 is connected to the outer side wall of the mounting cylinder 61 where the detaching opening 611 is located, and the axis of the outer cylinder 71 is perpendicular to the side wall of the mounting cylinder 61. The inner cylinder 72 and the outer cylinder 71 are coaxially arranged, one end of the inner cylinder 72 is fixedly connected with the limiting rod 62, and the other end of the inner cylinder 72 penetrates through the outer cylinder 71. The spring pressing piece 73 is V-shaped, and the spring pressing piece 73 is fixedly arranged in the inner cylinder 72 through a connecting column. Two outer side walls of the opening 54 end of the spring pressing plate 73 are fixedly connected with a limiting column 74 respectively, the peripheral side wall of the outer cylinder 71 is provided with a first limiting hole 711 and a second limiting hole 712 through which the limiting column 74 passes, and the first limiting hole 711 and the second limiting hole 712 are provided with two limiting holes respectively.

Referring to fig. 3 and 5, the two first position-limiting holes 711 are vertically disposed along the radial direction of the outer cylinder 71, and the two second position-limiting holes are horizontally disposed along the radial direction of the outer cylinder 71. When the stopper post 74 is inserted into the first stopper hole 711, the stopper rod 62 is horizontally disposed to block the removal opening 611, thereby restricting the header tank 53 in the mounting tube 61. When the position-limiting post 74 is inserted into the second position-limiting hole 712, the position-limiting rod 62 is vertically disposed and does not block the detaching opening 611. When the sewage in the header tank 53 needs to be poured out, the limiting column 74 is pressed, the spring pressing piece 73 is contracted, and the limiting column 74 enters the outer cylinder 71 through the first limiting hole 711. At this time, the worker holds the limit rod 62 and rotates the limit rod 62 until the limit post 74 passes through the second limit hole 712, the limit rod 62 reaches a state where the disassembly port 611 is not blocked, and the liquid collection tank 53 can be pushed out from the installation tube 61 to pour the sewage to a designated position.

Referring to fig. 3 and 4, the side wall of the mounting tube 61 where the detachment opening 611 is located is further fixedly connected with a limiting block 75, and the inner tube 72 and the limiting block 75 are respectively located at two sides of the detachment opening 611. The top surface of the limiting block 75 is provided with a limiting groove 751, and the length of the limiting groove 751 is equal to the length of the limiting block 75. The limit rod 62 can rotate until one end of the limit rod 62 far away from the inner cylinder 72 is embedded in the limit groove 751, at this time, the limit rod 62 blocks the disassembly opening 611 and the limit column 74 passes through the first limit hole 711. The limit groove 751 can limit one end of the limit rod 62 away from the inner cylinder 72, so as to improve the stability of the limit rod 62 blocking the detachment port 611.

The implementation principle of the environmental-friendly pollution-free core drilling machine in the embodiment of the application is as follows: during coring, the sewage generated by spraying water on the cutting ring 4 flows into the collecting cylinder 31 and then flows into the collecting tray 33 through the sewage pipe 32. The pumping liquid pump 51 is activated, and the pumping liquid pump 51 pumps the contaminated water in the collection tray 33 into the sump 53 through the pumping liquid pipe 52 and the connection pipe 57. After coring, the stopper post 74 is pressed, the spring pressing piece 73 is contracted, and the stopper post 74 enters the outer cylinder 71 through the first stopper hole 711. At this time, the worker holds the limiting rod 62 and rotates the limiting rod 62 until the limiting post 74 passes through the second limiting hole 712, the limiting rod 62 reaches a state where the dismounting hole 611 is not blocked, the liquid collecting tank 53 is pushed out from the mounting tube 61, the top cover 55 is opened, and the sewage is poured to a designated position.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an environmental protection pollution-free core machine of getting, includes organism (1), and organism (1) is provided with cutting ring (4), its characterized in that including mounting bracket (2) on mounting bracket (2): the machine body (1) further comprises a sewage draining mechanism (3), the sewage draining mechanism (3) comprises a collecting cylinder (31), a sewage draining pipe (32) and a collecting tray (33), the collecting cylinder (31) is arranged on the ground and sleeved on the cutting ring (4), and the inner diameter of the collecting cylinder (31) is larger than the outer diameter of the cutting ring (4);

the drainage pipe (32) is communicated with the peripheral side wall of the collecting cylinder (31), and the communication part of the drainage pipe (32) and the peripheral side wall of the collecting cylinder (31) is close to the bottom of the collecting cylinder (31); the collecting tray (33) is positioned below one end of the sewage draining pipe (32) far away from the collecting cylinder (31).

2. An environmentally friendly contamination free core extractor as claimed in claim 1, wherein: the pollution discharge mechanism (3) further comprises an absorption pad (34), the absorption pad (34) is placed on the road surface, and the bottom of the collecting cylinder (31) penetrates through the absorption pad (34).

3. An environmentally friendly contamination free core extractor as claimed in claim 1, wherein: the sewage draining mechanism (3) further comprises a liquid pumping assembly (5), and the liquid pumping assembly (5) comprises a liquid pumping pump (51), a liquid pumping pipe (52) and a liquid collecting box (53);

the liquid drawing pump (51) is arranged on the mounting frame (2), one end of the liquid drawing pipe (52) is positioned in the collecting tray (33), the other end of the liquid drawing pipe (52) is communicated with the liquid inlet end of the liquid drawing pump (51), and the liquid outlet end of the liquid drawing pump (51) is communicated with the top of the liquid collecting tank (53) through a connecting pipe (57);

the liquid collecting box (53) is arranged on the mounting frame (2), an opening (54) is formed in the top end of the liquid collecting box (53), a top cover (55) is arranged at the position of the opening (54), and the capacity of the liquid collecting box (53) is larger than that of the collecting tray (33).

4. An environmentally friendly contamination free core extractor as claimed in claim 3, wherein: the pollution discharge mechanism (3) further comprises a disassembling component (6), and the liquid collecting box (53) is detachably arranged on the mounting frame (2) through the disassembling component (6);

the disassembly assembly (6) comprises an installation cylinder (61) and a limiting rod (62), the liquid collecting box (53) is placed in the installation cylinder (61), a disassembly port (611) is formed in the side wall of the installation cylinder (61), and the liquid collecting box (53) can be pushed out of the installation cylinder (61) through the disassembly port (611);

the limiting rod (62) is rotatably arranged on the side wall of the mounting cylinder (61), the limiting rod (62) can rotate to block the dismounting opening (611), and the limiting rod (62) can also rotate to unblock the dismounting opening (611).

5. An environmentally friendly contamination free core extractor as claimed in claim 4, wherein: the pollution discharge mechanism (3) further comprises a mounting component (7), and the limiting rod (62) is arranged on the side wall of the mounting cylinder (61) through the mounting component (7);

the mounting assembly (7) comprises an outer cylinder (71), an inner cylinder (72) and a spring pressing sheet (73), the outer cylinder (71) is connected with the side wall of the mounting cylinder (61), one end of the inner cylinder (72) is fixedly connected with the limiting rod (62), and the other end of the inner cylinder (72) penetrates through the outer cylinder (71);

the spring pressing piece (73) is arranged in the inner cylinder (72), the spring pressing piece (73) is connected with a limiting column (74), and the peripheral side wall of the outer cylinder (71) is provided with a first limiting hole (711) and a second limiting hole (712) through which the limiting column (74) passes;

when the limiting column (74) penetrates through the first limiting hole (711), the limiting rod (62) blocks the dismounting opening (611); when the limiting column (74) penetrates through the second limiting hole (712), the limiting rod (62) does not block the dismounting opening (611).

6. An environmentally friendly contamination free core extractor as claimed in claim 5, wherein: be provided with stopper (75) on the lateral wall of installation section of thick bamboo (61), stopper (75) and inner tube (72) are located the both sides of dismantling mouthful (611) respectively, spacing groove (751) have been seted up on stopper (75), when gag lever post (62) blocked dismantlement mouth (611), the one end that inner tube (72) were kept away from in gag lever post (62) inlays locates spacing groove (751).

7. An environmentally friendly contamination free core extractor as claimed in claim 1, wherein: a storage box (21) is arranged on the mounting frame (2), and the storage box (21) can be used for placing a collection cylinder (31), a sewage discharge pipe (32) and a collection tray (33).

8. An environmentally friendly contamination free core extractor as claimed in claim 3, wherein: the liquid collecting tank (53) is provided with a visual window (58).