CN217976082U - Horizontal high-pressure rotary spraying construction device - Google Patents
Horizontal high-pressure rotary spraying construction device Download PDFInfo
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- CN217976082U CN217976082U CN202221547879.8U CN202221547879U CN217976082U CN 217976082 U CN217976082 U CN 217976082U CN 202221547879 U CN202221547879 U CN 202221547879U CN 217976082 U CN217976082 U CN 217976082U
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Abstract
The utility model discloses a horizontal high-pressure rotary spraying construction device, which comprises a drill rod, an outer sleeve and a drill bit; the drill bit is arranged at one end of the drill rod, and the drill rod is sleeved in the outer sleeve in a clearance mode; the sealing device is arranged in the gap and comprises a first sealing sleeve, a first fixing ring, a flexible water stop layer, a second fixing ring and a second sealing sleeve which are sequentially sleeved from inside to outside, so that the first sealing sleeve is hermetically abutted against the outer wall of the drill rod, and the second sealing sleeve is hermetically abutted against the inner wall of the outer sleeve. The utility model discloses horizontal high pressure spouts construction equipment soon can strengthen the airtight effect between outer tube and the interior drilling rod, reduces the sand of rich water sand bed pilot hole process and the loss of water, reduces the ground settlement, improves pore-forming efficiency and quality simultaneously.
Description
Technical Field
The utility model relates to a foundation engineering construction field especially relates to a horizontal high pressure spouts construction equipment soon.
Background
The existing hole guiding device is mainly used for pore-forming construction of stratums with poor geological conditions and easy hole collapse, an inner drill rod is connected through an external power device to provide power for hole forming of a drill bit connected with the inner drill rod, and an outer sleeve plays a role in hole protection, so that the pore-forming quality is effectively guaranteed. However, in the water-rich sand layer stratum, because a large amount of space exists between the outer sleeve and the inner drill rod, along with the implementation of the hole opening operation, the sand layer flows out from the tail end of the hole guiding device along with water from the space between the outer sleeve and the inner drill rod, the hole forming efficiency and quality are reduced, and the loss of a large amount of sand and water is easily caused, so that the ground in the peripheral range of the hole guiding is settled, and even the normal use of peripheral roads and buildings is influenced.
Therefore, there is a need to develop a hole-guiding device, which can enhance the sealing effect between the outer casing and the inner drill rod, reduce the loss of sand and water during the hole-guiding process of the water-rich sand layer, reduce the ground settlement, and improve the hole-forming efficiency and quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a horizontal high pressure spouts construction equipment soon, its airtight effect that can strengthen between outer tube and the interior drilling rod reduces the sand of rich water sand bed induction hole process and the loss of water, reduces ground subsides, improves pore-forming efficiency and quality simultaneously.
In order to achieve the purpose, the utility model provides a horizontal high-pressure jet grouting construction device, which comprises a drill rod, an outer sleeve and a drill bit; the drill bit is arranged at one end of the drill rod, and the drill rod is sleeved in the outer sleeve in a clearance mode; the sealing device is arranged in the gap and comprises a first sealing sleeve, a first fixing ring, a flexible water stop layer, a second fixing ring and a second sealing sleeve which are sequentially sleeved from inside to outside, so that the first sealing sleeve is hermetically abutted against the outer wall of the drill rod, and the second sealing sleeve is hermetically abutted against the inner wall of the outer sleeve.
Compared with the prior art, the utility model discloses a set gradually first seal cover, first solid fixed ring, flexible stagnant water layer, the solid fixed ring of second and second seal cover from inside to outside between drilling rod and outer tube, utilize first seal cover and first fixed ring are right the outer wall of drilling rod seals, utilizes again second seal cover and second fixed ring are right the outer tube inner wall seals, and the flexible stagnant water layer of rethread is filled between the solid fixed ring of first solid fixed ring and second, makes space between the solid fixed ring of first solid fixed ring and second is closely knit, thereby makes the drilling rod with realize sealed purpose between the outer tube. Therefore, the utility model discloses when drilling rod and outer tube cooperation lead hole, can prevent that water and sand from being in the drilling rod with spill between the outer tube, effectively reduce the water-rich sand bed at the loss of lead hole in-process sand and water, reduce ground settlement, improve pore-forming efficiency and quality simultaneously.
Preferably, the first fixing ring and the second fixing ring are provided with a support rod therebetween, one end of the support rod is connected with the first fixing ring, and the other end of the support rod is connected with the second fixing ring. Utilize the bracing piece can effectively prevent first solid fixed ring with the solid fixed ring of second takes place to shift to guarantee two gu fixed ring's stability.
Specifically, the horizontal high-pressure jet grouting construction device further comprises a first fixed connecting piece, and one end of the first fixed connecting piece penetrates through the outer sleeve and the second seal sleeve to be connected with the supporting rod. Through setting up first fixed connector can be so that the bracing piece can be fixed in the outer tube to guarantee first solid fixed ring with the solid fixed ring of second is in the positional stability in the outer tube, and then guarantee the seal stability of first seal cover and second seal cover.
Specifically, a first sealing gasket is arranged between the connector of the first fixed connecting piece and the outer sleeve. This prevents water from seeping out of the space between the first fixed connection member and the second seal boot to the outside of the outer jacket, thereby further ensuring the sealing performance.
Specifically, the first fixing connector is a fastening bolt.
Preferably, the horizontal high-pressure jet grouting construction device further comprises a second fixed connecting piece, and one end of the second fixed connecting piece penetrates through the outer sleeve and the second seal sleeve to be connected with the second fixed ring. Through setting up second fixed connector can guarantee the solid fixed ring of second is in position stability in the overcoat pipe, and then guarantees the sealing stability of second seal cover.
Specifically, a second sealing gasket is arranged between the connector of the second fixed connecting piece and the outer sleeve. This prevents water from leaking out of the space between the second fixed connection member and the second seal sleeve to the outside of the outer jacket tube, thereby further ensuring the sealing performance.
Specifically, the second fixed connecting member is a fastening bolt.
Preferably, the side wall of the outer sleeve is provided with a cleaning opening communicated with the gap. The cleaning opening is arranged, so that mud overflowing from the inside of the drill rod can be cleaned through the cleaning opening in the subsequent process of disassembling the outer sleeve and the drill rod, the pressure is reduced by discharging the mud, the inside of the outer sleeve is cleaned, the drill rod is protected, and the service lives of the first sealing sleeve, the second sealing sleeve and the drill rod are guaranteed.
Drawings
Fig. 1 is the axial section structure diagram of the horizontal high-pressure rotary spraying construction device.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a radial section structure diagram of the horizontal high-pressure rotary spraying construction device.
Detailed Description
In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
As shown in fig. 1 to 3, the horizontal high-pressure jet grouting construction device 100 of the present invention includes a drill rod 1, an outer casing 2, and a drill bit 3; the drill bit 3 is arranged at one end of the drill rod 1, and the drill rod 1 is sleeved in the outer sleeve 2 in a clearance 11 manner; horizontal high pressure jet grouting construction equipment 100 still includes sealing device 4, sealing device 4 set up in the clearance 11, it includes first seal cover 41, first solid fixed ring 42, flexible stagnant water layer 43, the solid fixed ring of second 44 and the second seal cover 45 that cup joints in proper order from inside to outside, makes first seal cover 41 contradict sealingly the outer wall of drilling rod 1, second seal cover 45 contradict sealingly in outer tube 2 inner wall.
Referring to fig. 2 and 3, a support rod 46 is disposed between the first fixing ring 42 and the second fixing ring 44, one end of the support rod 46 is connected to the first fixing ring 42, and the other end is connected to the second fixing ring 44. The two ends of the support rod 46 and the first fixing ring 42 and the second fixing ring 44 may be fixed by welding or bolting. The support rod 46 can effectively prevent the first fixing ring 42 and the second fixing ring 44 from being displaced, thereby ensuring the stability of the two fixing rings.
Referring to fig. 2 and 3, the horizontal high-pressure jet grouting construction device 100 further includes a first fixing connector 47, and one end of the first fixing connector 47 passes through the outer sleeve 2 and the second sealing sleeve 45 to be connected to the support rod 46. Through the arrangement of the first fixing connector 47, the support rod 46 can be fixed to the outer sleeve 2, so as to ensure the position stability of the first fixing ring 42 and the second fixing ring 44 in the outer sleeve 2, and further ensure the sealing stability of the first sealing sleeve 41 and the second sealing sleeve 45, and a first sealing gasket 48 is arranged between the connector of the first fixing connector 47 and the outer sleeve 2. This prevents water from seeping out of the outer sleeve 2 from the space between the first fixed connection 47 and the second sealing sleeve 45, thereby further ensuring sealing performance. In this embodiment, the first fixing connector 47 is a fastening bolt, and the fastening bolt is in threaded connection with the support rod 46. The first sealing sleeve 41 and the second sealing magnet are water stop rubber rings. In addition, the flexible waterproof layer 43 is an SR plastic filler, and the SR plastic filler has good air tightness and water resistance, good bonding strength, and strong self-adhesion and deformability.
Referring to fig. 2 and 3, the horizontal high-pressure jet grouting construction device 100 further includes a second fixing connector 49, and one end of the second fixing connector 49 passes through the outer sleeve 2 and the second sealing sleeve 45 to be connected to the second fixing ring 44. By providing the second fixing connector 49, the position stability of the second fixing ring 44 in the outer sleeve 2 can be ensured, and the sealing stability of the second sealing sleeve 45 can be further ensured. A second sealing gasket 410 is arranged between the connector of the second fixed connecting piece 49 and the outer sleeve 2. This prevents water from seeping out of the outer sleeve 2 from the space between the second fixed connection 49 and the second sealing sleeve 45, thereby further ensuring sealing performance. The second fixing connector 49 is a fastening bolt. In this embodiment, the second fixing connector 49 is a fastening bolt, and the fastening bolt is screwed with the second fixing ring 44. The first seal 48 and the second seal 410 are rubber seals.
As shown in fig. 2 and 3, the sidewall of the outer sleeve 2 is provided with a cleaning opening 21 communicating with the gap 11. The cleaning opening 21 is arranged, so that sludge overflowing from the inside of the drill rod 1 can be cleaned through the cleaning opening 21 in the subsequent construction process of disassembling the outer sleeve 2 and the drill rod 1, the pressure is reduced by discharging the sludge, the cleaning of the inside of the outer sleeve 2 is ensured, the drill rod 1 is protected, and the service lives of the first sealing sleeve 41, the second sealing sleeve 45 and the drill rod 1 are ensured.
The construction steps of the horizontal high-pressure jet grouting construction device 100 of the present invention are explained in detail as follows:
in the process of hole guiding construction, firstly, the horizontal high-pressure jet grouting construction device 100 is arranged on one side of the wall body 200, the outer sleeve 2 is arranged outside the drill rod 1, and a drilling machine (not shown) is connected with the drill rod 1 and is in place. And adjusting the drilling machine to enable the center of the drill bit 3 and the center of the hole position of the drilled hole to be on the same horizontal line, and then starting the drilling machine to enable the drill bit 3 and the outer sleeve 2 to enter the stratum for hole leading operation. When the hole is led to the depth of one section of the drill rod 1 and the outer sleeve 2, the next section of the drill rod 1 and the outer sleeve 2 are connected, a first sealing sleeve 41, a second sealing sleeve 45 and a flexible water stop layer 43 are sequentially arranged in the joint of the outer sleeve 2, so that the gap between the drill rod 1 and the outer sleeve 2 is initially filled, and meanwhile, the first sealing sleeve 41, the second sealing sleeve 45 and the flexible water stop layer 43 are fixed by a first fixing ring 42, a second fixing ring 44 and a support rod 46. The first fixing ring 42 and one end of the support rod 46 are fixed by welding, and the other end of the support rod 46 is fixed to the outer sleeve 2 by a bolt and a first sealing gasket 48 in a sealing manner. The second fixing ring 44 is fixed to the outer tube 2 by a bolt and a second gasket 410. After the setting, the flexible water stop layer 43 material is pressed and packed continuously until the gap between the drill rod 1 and the outer sleeve 2 is compact. And when the connection of the second section of drill rod 1 and the outer sleeve 2 is finished, continuing to start the drilling machine to perform hole guiding operation, and operating according to the operation until the hole guiding operation is finished.
Compared with the prior art, the utility model discloses a set gradually first seal cover 41, first solid fixed ring 42, flexible stagnant water layer 43, the solid fixed ring of second 44 and second seal cover 45 from inside to outside between drilling rod 1 and outer tube 2, utilize first seal cover 41 and first solid fixed ring 42 are right the outer wall of drilling rod 1 seals, utilizes again the solid fixed ring of second 45 and second 44 is right outer tube 2 inner wall seals, and the flexible stagnant water layer 43 of rethread is filled between the solid fixed ring of first fixed ring 42 and the solid fixed ring of second 44, makes space between the solid fixed ring of first fixed ring 42 and the solid fixed ring of second 44 is closely knit, thereby makes drilling rod 1 with realize sealed purpose between the outer tube 2. Therefore, the utility model discloses when drilling rod 1 and outer tube 2 cooperation draw the hole, can prevent that water and sand from being in drilling rod 1 with spill between the outer tube 2, effectively reduce the water-rich sand layer at the loss of draw hole in-process sand and water, reduce ground and subside, improve pore-forming efficiency and quality simultaneously.
The structure and principle of the drilling machine related to the horizontal high-pressure jet grouting construction device 100 of the present invention are well known to those skilled in the art, and will not be described in detail herein.
The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.
Claims (9)
1. A horizontal high-pressure rotary spraying construction device comprises a drill rod, an outer sleeve and a drill bit; the drill bit is arranged at one end of the drill rod, and the drill rod is sleeved in the outer sleeve in a clearance mode; the method is characterized in that: still include sealing device, sealing device set up in the clearance, it includes first seal cover, first solid fixed ring, flexible stagnant water layer, the solid fixed ring of second and the second seal cover that cup joints in proper order from inside to outside, makes first seal cover contradict hermetically the drilling rod outer wall, the second seal cover contradict hermetically in the overcoat pipe inner wall.
2. The horizontal high-pressure rotary jetting construction device as claimed in claim 1, wherein: first solid fixed ring with be equipped with the bracing piece between the solid fixed ring of second, the one end of bracing piece with first solid fixed ring is connected, the other end with the solid fixed ring of second is connected.
3. The horizontal high-pressure jet grouting construction device as claimed in claim 2, wherein: the horizontal high-pressure jet grouting construction device further comprises a first fixed connecting piece, and one end of the first fixed connecting piece penetrates through the outer sleeve and the second seal sleeve to be connected with the supporting rod.
4. The horizontal high-pressure jet grouting construction device as claimed in claim 3, wherein: and a first sealing gasket is arranged between the connector of the first fixed connecting piece and the outer sleeve.
5. The horizontal high-pressure jet grouting construction device as claimed in claim 3, wherein: the first fixed connecting piece is a fastening bolt.
6. The horizontal high-pressure rotary jetting construction device as claimed in claim 1, wherein: the horizontal high-pressure jet grouting construction device further comprises a second fixed connecting piece, and one end of the second fixed connecting piece penetrates through the outer sleeve and the second seal sleeve to be connected with the second fixed ring.
7. The horizontal high-pressure rotary jetting construction device as claimed in claim 6, wherein: and a second sealing gasket is arranged between the connector of the second fixed connecting piece and the outer sleeve.
8. The horizontal high-pressure rotary jetting construction device according to claim 6, wherein: the second fixed connecting piece is a fastening bolt.
9. The horizontal high-pressure rotary jetting construction device as claimed in claim 1, wherein: the side wall of the outer sleeve is provided with a cleaning opening communicated with the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221547879.8U CN217976082U (en) | 2022-06-20 | 2022-06-20 | Horizontal high-pressure rotary spraying construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221547879.8U CN217976082U (en) | 2022-06-20 | 2022-06-20 | Horizontal high-pressure rotary spraying construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217976082U true CN217976082U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221547879.8U Active CN217976082U (en) | 2022-06-20 | 2022-06-20 | Horizontal high-pressure rotary spraying construction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217976082U (en) |
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2022
- 2022-06-20 CN CN202221547879.8U patent/CN217976082U/en active Active
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