CN205742205U - A kind of high pressure jet grouting device - Google Patents
A kind of high pressure jet grouting device Download PDFInfo
- Publication number
- CN205742205U CN205742205U CN201620718660.8U CN201620718660U CN205742205U CN 205742205 U CN205742205 U CN 205742205U CN 201620718660 U CN201620718660 U CN 201620718660U CN 205742205 U CN205742205 U CN 205742205U
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- CN
- China
- Prior art keywords
- drill bit
- slip casting
- spring
- casting passage
- spray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a kind of high pressure jet grouting device, including drilling rod, drill bit assembly and the first blocking component.Drill bit assembly includes: the first drill bit and the second drill bit, one end of first drill bit is removably attachable on drilling rod, the center of the first drill bit is the first slip casting passage, and the first slip casting passage runs through the first drill bit, and the outside of the center of the first slip casting passage is the first spray-hole；One end of second drill bit is removably attachable on the first drill bit, and the center of the second drill bit is the second slip casting passage, and it runs through the second drill bit, the second slip casting passage and the first slip casting passage and is connected, and the outside of the center of the second slip casting passage is the second spray-hole；First blocking component is for closure the first spray-hole, and it slides relative to the first slip casting passage and arranges.This utility model is rational in infrastructure, easy to use, by arranging dual circuit passage in drill main body, can be effectively improved work efficiency, it is ensured that cutting effect.
Description
Technical field
This utility model relates to technical field of civil engineering, is specifically related to a kind of high pressure jet grouting device.
Background technology
In existing high pressure jet grouting equipment, every complete equipment only arranges single drill bit, injection speed and grouting amount also phase
To fixing, particularly after equipment uses a period of time, bit wear is serious, is necessary for drill bit is carried out dismounting and change, just may be used
Proceed slip casting operation, more bit change process complex time-consuming, in turn resulted in time waste, also reduced construction simultaneously
Efficiency.
Utility model content
This utility model is intended at least solve one of the problems of the prior art.
The purpose of this utility model is to propose a kind of high pressure jet grouting device.
High pressure jet grouting device according to embodiment of the present utility model, including drilling rod, one end of described drilling rod connects
Grouting equipment；Drill bit assembly, described drill bit assembly is removably attachable to the other end of described drilling rod, described drill bit assembly bag
Including: the first drill bit, one end of described first drill bit is removably attachable on described drilling rod, and the center of described first drill bit is
First slip casting passage, described first slip casting passage runs through described first drill bit, the outside of the center of described first slip casting passage
It it is the first spray-hole；And second drill bit, one end of described second drill bit is removably attachable on described first drill bit, described
The center of the second drill bit is the second slip casting passage, and described second slip casting passage runs through described second drill bit, described second slip casting
Passage is connected with described first slip casting passage, and the outside of the center of described second slip casting passage is the second spray-hole；And
First blocking component, described first blocking component is used for blocking described first spray-hole, and described first blocking component is relative to institute
State the first slip casting passage slip to arrange.
High pressure jet grouting device according to this utility model embodiment, because being provided with drill bit assembly, in drill bit assembly
Between first drill bit and the second drill bit detachably connected, and then after this high pressure jet grouting device uses a period of time, i.e.
When bit wear is serious, the second drill bit can be disassembled, be continuing with the first drill bit and carry out slip casting operation；It addition, the second spray
Perforation is open in usual, in i.e. serosity enters the second slip casting passage of the second drill bit by the first slip casting passage, through the second spray-hole
Sprayable go out, it is possible to increase the injection speed of this high pressure jet grouting device and grouting amount.This utility model bit change-over is convenient fast
Victory, time-consuming, simultaneously, it is possible to increase injection speed and grouting amount, it is effectively improved slip casting efficiency.
Preferably, described first blocking component includes: the first spring base, and described first spring base is arranged at described first note
The inner side of slurry passage；First spring, one end of described first spring is fixed on the bottom side of described first spring base；And first live
Plug plug, the bottom side of described first piston plug is connected to the other end of described first spring, the side of described first piston plug
Face is used for blocking described first spray-hole.
Preferably, the diameter of the bottom side of described first spring base is more than the diameter of the top side of described first spring base.
Preferably, the diameter of the bottom side of described first spring is more than the diameter of the top side of described first spring.
Preferably, the outside of described second drill bit is additionally provided with the 3rd spray-hole；Described high pressure jet grouting device also wraps
Including the second blocking component, described second blocking component is used for blocking described 3rd spray-hole, described second blocking component relative to
Described second slip casting passage slides and arranges.
Preferably, described second blocking component includes: the second spring base, and described second spring base is arranged at described second note
The inner side of slurry passage；Second spring, one end of described second spring is fixed on the bottom side of described second spring base；And second live
Plug plug, the bottom side of described second piston plug is connected to the other end of described second spring, the side of described second piston plug
Face is used for blocking described 3rd spray-hole.
Preferably, the diameter of the bottom side of described second spring base is equal to the diameter of the top side of described second spring base, described
The diameter of the second spring base is more than the diameter of described second piston plug.
Preferably, the diameter of the bottom side of described second spring is equal to the diameter of the top side of described second spring.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit model of the present utility model
Enclose.Wherein:
Fig. 1 is this utility model example structure schematic diagram；
In figure: 100-drill bit assembly, 110-the first drill bit, 111-the first slip casting passage, 112-first piston plug, 113-
First spray-hole, 114-the first spring base, 115-the first spring, 120-the second drill bit, 121-the second slip casting passage, 122-second
Piston plug, 123-the second spray-hole, 124-the second spring base, 125-the second spring, 126-the 3rd spray-hole, 127-top,
200-drilling rod.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is expanded on further.In the following detailed description, only by saying
Bright mode describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art is permissible
Recognize, in the case of without departing from spirit and scope of the present utility model, can be by various different modes to described
Embodiment is modified.Therefore, accompanying drawing and description are inherently protection that is the most illustrative rather than that be used for limiting claim
Scope.
As it is shown in figure 1, according to the high pressure jet grouting device of this utility model embodiment, including drilling rod 200, drill bit assembly
100 and first blocking component.
One end of drilling rod 200 connects grouting equipment；Drill bit assembly 100 is removably attachable to the other end of drilling rod 200, bores
Head assembly 100 includes the first drill bit 110 and the second drill bit 120, and one end of the first drill bit is removably attachable on drilling rod, first
The center of drill bit is the first slip casting passage 111, and the first slip casting passage runs through the first drill bit 110, the center of the first slip casting passage
The outside at place is the first spray-hole 113；One end of second drill bit 120 is removably attachable on the first drill bit, the second drill bit
Center is the second slip casting passage 121, and it is logical that the second slip casting passage runs through the second drill bit, the second slip casting passage 121 and the first slip casting
Road 111 is connected, and the outside of the center of the second slip casting passage is the second spray-hole 123；First blocking component is for closure the
One spray-hole 111, the first blocking component slides relative to the first slip casting passage and arranges.
High pressure jet grouting device according to this utility model embodiment, because being provided with drill bit assembly, in drill bit assembly
Between first drill bit and the second drill bit detachably connected, and then after this high pressure jet grouting device uses a period of time, i.e.
When bit wear is serious, the second drill bit can be disassembled, be continuing with the first drill bit and carry out slip casting operation；It addition, the second spray
Perforation is open in usual, in i.e. serosity enters the second slip casting passage of the second drill bit by the first slip casting passage, through the second spray-hole
Sprayable go out, it is possible to increase the injection speed of this high pressure jet grouting device and grouting amount.This utility model bit change-over is convenient fast
Victory, time-consuming, simultaneously, it is possible to increase injection speed and grouting amount, it is effectively improved slip casting efficiency.
Further, the first blocking component includes: the first spring base the 114, first spring 115 and first piston plug 112,
First spring base is arranged at the inner side of the first slip casting passage 111；One end of first spring is fixed on the bottom side of the first spring base；The
The bottom side of one piston plug is connected to the other end of the first spring, and the side of first piston plug is for closure the first spray-hole
113.Preferentially, the first spring base is configured to the first receiving chamber, and this first receiving intracavity can accommodate first piston plug, when first
Piston plug, under the effect of high pressure serosity, overcomes the elastic force of the first spring, and then is housed inside the first receiving intracavity, now starch
Liquid can flow in the second slip casting passage in the space between the inwall of first piston plug and the first spring base.Preferentially, first
The centrage of spring overlaps with the centrage of first piston plug, in order to when the pressure of serosity is less, and first piston plug exists
Reset smoothly under the effect of the first spring.
Further, the diameter of the bottom side of the first spring base 114 is more than the diameter of the top side of the first spring base 114, so that
First piston plug when being contained in the first receiving intracavity that the first spring base is configured to, first piston plug and the first spring
Existence space between the inwall of seat.
Further, the diameter of the bottom side of the first spring 115 is more than the diameter of the top side of the first spring 115, so, spring
During by compression, produced elastic force is increasing, and then needs the pressure of serosity also the most increasing.
Further, the outside of the second drill bit is additionally provided with the 3rd spray-hole 126；High pressure jet grouting device also includes
Two blocking components, the second blocking component is for closure the 3rd spray-hole 126, and the second blocking component is relative to the second slip casting passage
121 slide is arranged.
Further, the second blocking component includes: the second spring base the 124, second spring 124 and the second piston plug 122,
Second spring base is arranged at the inner side of the second slip casting passage；One end of second spring is fixed on the bottom side of the second spring base；Second
The bottom side of piston plug is connected to the other end of the second spring, and the side of the second piston plug is for closure the 3rd spray-hole 126.
So, being slidably matched by the second blocking component and the 3rd spray-hole so that grouting amount of the present utility model enters
One step strengthens, in order to preferably improve slip casting efficiency.
Further, the diameter of the bottom side of the second spring base is equal to the diameter of the top side of the second spring base, the second spring base
Diameter more than the diameter of the second piston plug.Preferentially, the second spring base is configured to the second receiving chamber, this second receiving intracavity
The second piston plug can be accommodated, when the second piston plug is under the effect of high pressure serosity, overcome the elastic force of the second spring, and then quilt
Being contained in the second receiving intracavity, now serosity can space second between the inwall of the second piston plug and the second spring base
Slip casting passage flows in the boring treating slip casting bored out.Preferentially, in the centrage of the second spring and the second piston plug
Heart line overlaps, in order to when the pressure of serosity is less, the second piston plug resets under the effect of the second spring smoothly.
Further, the diameter of the bottom side of the second spring 125 is equal to the diameter of the top side of the second spring.
The section on the top 127 of the second drill bit is tip-shape, in order to preferably hole.
Utility model works process is as follows:
First drill bit and the second drill bit use simultaneously, and drill bit assembly is connected on drilling rod by operator, meanwhile, and drilling rod another
One end is connected on grouting equipment, opens grouting equipment, and the first slip casting that serosity enters the first drill bit through the centre bore of drilling rod is led to
In road, along with the increase of slurry pressure so that first piston plug slides relative to the first slip casting passage, and then first piston blocks up
Head is housed inside the first receiving intracavity being configured to by the first spring base, and now, the first spray-hole is opened, and serosity can be from the first spray
Ejecting in perforation, meanwhile, the space between the first spring base and first piston plug enters the second slip casting of the second drill bit
In passage, owing to the second spray-hole is open in usual, i.e. serosity also can eject from the second spray-hole, along with the continuation of slurry pressure
Increase so that the second piston plug slides relative to the second slip casting passage, and then the second piston plug is housed inside by the second bullet
The second receiving intracavity that spring abutment is configured to, now, the second spray-hole is opened, and serosity can eject from the second spray-hole, meanwhile,
Space between the second spring base and the second piston plug enters the top of the second slip casting passage and reserves.
Only first drill bit uses, and the second drill bit is disassembled by operator from one end of the first drill bit, equally, by drill bit group
Part is connected on drilling rod, and meanwhile, the other end of drilling rod is connected on grouting equipment, opens grouting equipment, and serosity is in drilling rod
Central hole enters in the first slip casting passage of the first drill bit, along with the increase of slurry pressure so that first piston plug is relative to
One slip casting passage slide, and then first piston plug be housed inside by the first spring base be configured to first receiving intracavity, now,
First spray-hole is opened, and serosity can eject from the first spray-hole, meanwhile, between the first spring base and first piston plug
Space enter the low side of the first slip casting passage and reserve.
This utility model bit change-over is convenient and swift, time-consuming, simultaneously, it is possible to increase injection speed and grouting amount, effectively
Ground improves slip casting efficiency.
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to model of the present utility model
Enclose.Any those skilled in the art, equivalent done on the premise of without departing from design of the present utility model and principle becomes
Change and amendment, the scope of this utility model protection all should be belonged to.
Claims (8)
1. a high pressure jet grouting device, it is characterised in that including:
Drilling rod, one end of described drilling rod connects grouting equipment；
Drill bit assembly, described drill bit assembly is removably attachable to the other end of described drilling rod, and described drill bit assembly includes:
First drill bit, one end of described first drill bit is removably attachable on described drilling rod, the center of described first drill bit
Being the first slip casting passage, described first slip casting passage runs through described first drill bit, outside the center of described first slip casting passage
Side is the first spray-hole；And
Second drill bit, one end of described second drill bit is removably attachable on described first drill bit, in described second drill bit
Being the second slip casting passage at the heart, described second slip casting passage runs through described second drill bit, described second slip casting passage and described the
One slip casting passage is connected, and the outside of the center of described second slip casting passage is the second spray-hole；And
First blocking component, described first blocking component is used for blocking described first spray-hole, and described first blocking component is relative
Slide in described first slip casting passage and arrange.
High pressure jet grouting device the most according to claim 1, it is characterised in that described first blocking component includes:
First spring base, described first spring base is arranged at the inner side of described first slip casting passage；
First spring, one end of described first spring is fixed on the bottom side of described first spring base；And
First piston plug, the bottom side of described first piston plug is connected to the other end of described first spring, and described first lives
The side of plug plug is used for blocking described first spray-hole.
High pressure jet grouting device the most according to claim 2, it is characterised in that the bottom side of described first spring base straight
Footpath is more than the diameter of the top side of described first spring base.
High pressure jet grouting device the most according to claim 3, it is characterised in that the diameter of the bottom side of described first spring
Diameter more than the top side of described first spring.
5. according to the high pressure jet grouting device described in any one of claim 1-4, it is characterised in that outside described second drill bit
Side is additionally provided with the 3rd spray-hole；Described high pressure jet grouting device also includes the second blocking component, described second blocking component
For blocking described 3rd spray-hole, described second blocking component slides relative to described second slip casting passage and arranges.
High pressure jet grouting device the most according to claim 5, it is characterised in that described second blocking component includes:
Second spring base, described second spring base is arranged at the inner side of described second slip casting passage；
Second spring, one end of described second spring is fixed on the bottom side of described second spring base；And
Second piston plug, the bottom side of described second piston plug is connected to the other end of described second spring, and described second lives
The side of plug plug is used for blocking described 3rd spray-hole.
High pressure jet grouting device the most according to claim 6, it is characterised in that the bottom side of described second spring base straight
Footpath is equal to the diameter of the top side of described second spring base, and the diameter of described second spring base is straight more than described second piston plug
Footpath.
High pressure jet grouting device the most according to claim 7, it is characterised in that the diameter of the bottom side of described second spring
Diameter equal to the top side of described second spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620718660.8U CN205742205U (en) | 2016-06-29 | 2016-06-29 | A kind of high pressure jet grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620718660.8U CN205742205U (en) | 2016-06-29 | 2016-06-29 | A kind of high pressure jet grouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205742205U true CN205742205U (en) | 2016-11-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620718660.8U Expired - Fee Related CN205742205U (en) | 2016-06-29 | 2016-06-29 | A kind of high pressure jet grouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205742205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258543A (en) * | 2019-06-20 | 2019-09-20 | 浙江省送变电工程有限公司 | It is a kind of can automatic open close cement mixing pile whitewash aperture apparatus |
| CN113668503A (en) * | 2021-08-30 | 2021-11-19 | 段洪明 | Grouting device and grouting method for highway bridge construction |
-
2016
- 2016-06-29 CN CN201620718660.8U patent/CN205742205U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258543A (en) * | 2019-06-20 | 2019-09-20 | 浙江省送变电工程有限公司 | It is a kind of can automatic open close cement mixing pile whitewash aperture apparatus |
| CN110258543B (en) * | 2019-06-20 | 2024-04-19 | 浙江省送变电工程有限公司 | Cement mixing pile guniting hole device capable of being opened and closed automatically |
| CN113668503A (en) * | 2021-08-30 | 2021-11-19 | 段洪明 | Grouting device and grouting method for highway bridge construction |
| CN113668503B (en) * | 2021-08-30 | 2023-09-01 | 西藏天顺路桥工程有限公司 | Grouting device and grouting method for highway bridge construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |