CN218116462U

CN218116462U - High-strength dam body is with high-efficient construction equipment that is in milk

Info

Publication number: CN218116462U
Application number: CN202222355428.0U
Authority: CN
Inventors: 黄国超; 胡巴托; 付成海
Original assignee: Hubei Jintianyu Construction Engineering Co ltd
Current assignee: Hubei Jintianyu Construction Engineering Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-23
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a grout construction technical field specifically discloses a high strength dam is high-efficient construction equipment that is in milk for body, and it includes organism and drilling rod, be provided with the protection casing on the organism, offer on the protection casing and be used for the perforation that the drilling rod passed, one side that the protection casing is close to ground has seted up a plurality of opening, be provided with on the organism and be used for adjusting the lifting unit of protection casing height. This application has the effect of avoiding thick liquid splash everywhere effectively.

Description

High-strength dam body is with high-efficient construction equipment that is in milk

Technical Field

The application relates to the technical field of grouting construction, in particular to a high-efficiency grouting construction device for a high-strength dam body.

Background

When grouting construction is performed on facilities with high strength requirements such as a dam body, grouting is performed by a high-pressure jet grouting method, drilling and grouting are performed by a drilling machine, a high-pressure generating device and other devices in the high-pressure jet grouting method, and in order to improve the efficiency of drilling and grouting, a high-pressure rotary spraying machine with high integration level and high efficiency is used as a common device.

The high-pressure rotary spraying machine is characterized in that a drill rod is used for drilling a soil layer, a drill hole with a nozzle is inserted to a preset position of the soil layer, high-pressure slurry of more than 20Mpa is sprayed out of the nozzle to impact and damage the soil body, part of fine soil materials emerge out of the water surface along with the slurry, and the rest soil particles are stirred and mixed with the slurry under the action of the impact force of the spraying flow, the centrifugal force, the gravity and the like, and are regularly rearranged according to a certain slurry-soil proportion, and simultaneously, the sprayed slurry flows to a specified position from a slurry tank to be collected.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the high pressure spouts the machine soon and need guarantee earlier the organism of spouting the machine soon and the cleanliness of drilling rod before the work to in the butt joint between the drilling rod and the stability of inspection organism, and the high pressure spouts the machine soon also need clear up organism and drilling rod after spouting the end, and during the actual work, the drilling rod all has a large amount of thick liquids to spout from drilling at the in-process of drilling down and grout, spun thick liquids can sputter on one's body and the instrument and equipment nearby workman, lead to wasing comparatively difficultly, and then the work efficiency of the whole process of grout is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the thick liquid splashes everywhere outwards by drilling department when drilling rod drilling, this application provides a high-strength dam is with high-efficient construction equipment that is grouted.

The application provides a high-efficient construction equipment that is in milk for high strength dam body adopts following technical scheme:

the utility model provides a high strength dam body is with high-efficient construction equipment that is in milk, includes organism and drilling rod, be provided with the protection casing on the organism, offer on the protection casing to be used for the perforation that the drilling rod passed, the protection casing is close to one side on ground and has seted up a plurality of opening, be provided with on the organism and be used for adjusting the lifting unit of protection casing height.

Through adopting above-mentioned technical scheme, adjust the height of protection casing through lifting unit, make the protection casing insert the soil layer, make the thick liquid be difficult to spout between protection casing and the soil layer, the drilling rod is at the in-process of drilling simultaneously, the thick liquid that splashes is blockked by the protection casing, make the thick liquid collect in the protection casing mostly, and flow to mud pit department through the circulation hole on the protection casing, and then avoid the thick liquid to splash everywhere, the phenomenon of thick liquid adhesion on staff and near equipment has greatly been reduced, the abluent time has been reduced effectively, and then the efficiency of whole grout process is improved.

Optionally, the lifting assembly comprises a supporting block arranged on the protective cover and a screw rod rotatably connected to the machine body, the screw rod penetrates through the supporting block in a threaded manner, and a limiting part used for limiting the protective cover to move along the length direction of the drill rod is further arranged on the machine body.

Through adopting above-mentioned technical scheme, because the locating part makes the protection casing can only move along the length direction of drilling rod, rotate the lead screw, can make the supporting shoe go up and down, and then make the protection casing on the supporting shoe go up and down, after drilling, rotate the lead screw and make the protection casing rise, the staff of being convenient for at this moment clears up the protection casing is inside.

Optionally, the protective cover comprises a first blocking cover and a second blocking cover, the first blocking cover and the second blocking cover are arranged on two sides of the drill rod in a row, the first blocking cover and the second blocking cover are hinged to the supporting block, and a locking assembly used for locking the second blocking cover is further arranged on the first blocking cover.

Through adopting above-mentioned technical scheme, when needs change the drilling rod or wash the protection casing, remove the locking state of locking subassembly, keep off the cover with first fender and the outside upset of second fender, first fender cover of washing that this moment can be more convenient keeps off the cover with the second, and this state also can avoid first fender cover and second to keep off the cover and block to change the drilling rod or install additional dismantlement drilling rod.

Optionally, the locking subassembly includes the rigid coupling and is in first fender cover reaches otic placode on the second fender cover, wear to establish bolt on the otic placode and with the nut of bolt screw thread adaptation.

By adopting the technical scheme, the first blocking cover and the second blocking cover can be opened by unscrewing and dismounting the bolt; the bolt penetrates through the lug plates on the first blocking cover and the second blocking cover, the nut is screwed on the bolt, and therefore locking of the first blocking cover and the second blocking cover can be achieved.

Optionally, hooks are arranged on the first blocking cover and one side, far away from the ground, of the second blocking cover, and hook holes matched with the hooks are formed in the machine body.

Through adopting above-mentioned technical scheme, rise the protection casing, then keep off the cover with first fender and second and part each other, will get in touch the hook on the hook hole of organism at last, first fender cover and second fender cover are fixed this moment to in the staff keeps off the cover to first fender cover and second and washs or change the drilling rod, and fixing process is comparatively simple and convenient.

Optionally, the thickness of the bottom of the peripheral wall of the protective cover decreases from the end far away from the ground to the end close to the ground.

Through adopting above-mentioned technical scheme, the diapire thickness of protection casing is reduced to lower department by higher department in proper order, and the diapire of protection casing is most advanced setting promptly, has reduced the resistance when the protection casing inserts the soil layer to a certain extent, and then the staff of being convenient for inserts the protection casing.

Optionally, the outer wall of the protection casing slides and is provided with a stop door used for blocking the circulation hole, a bolt penetrates through the stop door, and the outer wall of the protection casing is provided with a jack matched with the bolt in an inserting manner.

By adopting the technical scheme, when no slurry digging groove is arranged at part of the through hole, the bolt is pulled out and the stop gate is put down, and at the moment, slurry sprayed from the drilling hole is stopped by the stop gate, so that the slurry is difficult to flow out from the through hole; the shutter can be lifted at the circulating hole communicated with the slurry tank, the bolt is inserted into the jack, the shutter is fixed at the moment, slurry sprayed out of the drilling hole can flow out of the circulating hole, and the probability of slurry being stained on personnel and equipment is reduced due to fewer personnel and equipment at accessories at the slurry tank.

Optionally, an elastic pad is disposed on a hole wall of the through hole.

Through adopting above-mentioned technical scheme, the drilling rod is when carrying out the drilling operation, and the emergence shake to a certain extent that the drilling rod can be difficult to avoid, and the cushion can reduce the collision dynamics between drilling rod and the protection casing effectively when the drilling rod takes place great length shake.

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

1. the protective cover is inserted into the soil layer, so that the slurry is difficult to spray out from the space between the protective cover and the soil layer, most of the slurry is collected in the protective cover and flows to the slurry groove through the through holes in the protective cover, the slurry is effectively prevented from splashing everywhere, and the phenomenon that the slurry is adhered to workers and nearby equipment is greatly reduced;

2. the first blocking cover and the second blocking cover are mutually separated, then the hook is hooked on the hook hole of the machine body, and the first blocking cover and the second blocking cover are fixed, so that workers can clean the first blocking cover and the second blocking cover or replace a drill rod conveniently, and the fixing process is simple and convenient;

3. the diapire thickness of protection casing is reduced to lower department by higher department in proper order, and the diapire of protection casing is most advanced setting promptly, has reduced the resistance when protection casing inserts the soil layer to a certain extent, and then the staff of being convenient for inserts the protection casing.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a body; 2. a drill stem; 3. a protective cover; 31. perforating; 32. a flow-through hole; 33. a first shield; 34. a second shield; 35. an elastic pad; 4. a lifting assembly; 41. a support block; 42. a screw rod; 43. a stopper; 5. a locking assembly; 51. an ear plate; 52. a bolt; 53. a nut; 61. hooking; 62. a hook hole; 71. a shutter; 72. a bolt; 8. an L-shaped plate; 9. a slurry tank.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses high-strength dam body is with high-efficient construction equipment that is in milk. Referring to fig. 1 and 2, high strength dam body is with high-efficient grout construction equipment includes organism 1 and drilling rod 2, sets up protection casing 3 on the organism 1, offers the perforation 31 that is used for drilling rod 2 to pass on the protection casing 3, the cover is equipped with cushion 35 on the pore wall of perforation 31, cushion 35 can be the rubber pad, a plurality of opening 32 has been seted up to one side that protection casing 3 is close to ground, opening 32 can be two, and two opening 32 branch are listed as in protection casing 3 in the both sides of organism 1 forward direction. The machine body 1 is also provided with a lifting component 4 for adjusting the height of the protective cover 3.

Adjust the height of protection casing 3 through lifting unit 4, make protection casing 3 insert the soil layer, make the thick liquid be difficult to flow out between protection casing 3 and the soil layer, drilling rod 2 is at the in-process of drilling simultaneously, cushion 35 can reduce because of the shake of drilling rod 2 and the loss that the collision between protection casing 3 brought, and the thick liquid that splashes is blockked by protection casing 3, make the thick liquid collect in protection casing 3 mostly, and flow to mud groove 9 department through opening 32 on protection casing 3, and then avoid the thick liquid to splash everywhere, the phenomenon of thick liquid adhesion on staff and near equipment has greatly been reduced.

In order to adjust the height of the protective cover 3, referring to fig. 2, the lifting assembly 4 includes a supporting block 41 disposed on the protective cover 3 and a screw rod 42 rotatably connected to the machine body 1, the screw rod 42 penetrates through the supporting block 41, the machine body 1 is further provided with a limiting member 43 for limiting the movement of the protective cover 3 along the length direction of the drill rod 2, the limiting member 43 is a limiting rod fixedly connected to the machine body 1 and parallel to the screw rod 42, and the limiting rod penetrates through the supporting block 41; the free end of the screw rod 42 can also be driven by a motor, or a hand wheel is fixedly connected with the free end, and in the embodiment of the application, the screw rod 42 is driven by the motor.

The driving motor enables the screw rod 42 to rotate, at the moment, the supporting block 41 descends along with the rotation of the screw rod 42 due to the limiting effect of the limiting rod, and then the protective cover 3 on the supporting block 41 descends until the protective cover 3 covers the drilled hole; after drilling, make lead screw 42 rotate through driving motor, pivoted lead screw 42 makes protection casing 3 rise, and the staff of being convenient for at this moment clears up protection casing 3 inside.

Referring to fig. 2, the protective cover 3 comprises a first blocking cover 33 and a second blocking cover 34, the first blocking cover 33 and the second blocking cover 34 are respectively arranged on two sides of the drill rod 2, the first blocking cover 33 and the second blocking cover 34 are hinged on the supporting block 41, a hook 61 is arranged on one side, away from the ground, of the first blocking cover 33 and the second blocking cover 34, the hook 61 is a hook 61 with two ends both provided with a connecting rod in the middle of a hook portion, and a hook hole 62 matched with the hook 61 is formed in the machine body 1. Simultaneously, for comparatively firm keep off cover 33 and second fender cover 34 and close each other, still be provided with the locking subassembly 5 that is used for locking second fender cover 34 on the first fender cover 33, locking subassembly 5 includes otic placode 51 of rigid coupling on first fender cover 33 and second fender cover 34, wear to establish bolt 52 on otic placode 51 and with the nut 53 of bolt 52 screw thread adaptation, in the embodiment of the application, equal rigid coupling has two otic placodes 51 on first fender cover 33 and the second fender cover 34.

When drilling rod 2 or washing protection casing 3 need be changed, with the protection casing 3 lift, then screw off bolt 52, with first fender cover 33 and second fender cover 34 outwards upset and with couple 61 hook on hook hole 62, can be comparatively convenient wash first fender cover 33 and second fender cover 34 this moment, and this state also can avoid first fender cover 33 and second fender cover 34 to block to change drilling rod 2 or install additional dismantlement drilling rod 2, and couple 61, bolt 52 and nut 53, moreover, the steam generator is simple in structure, can be better adapt to abominable operating mode, stability is higher.

Referring to fig. 2, the thickness of the bottom of the circumferential wall of the shield 3 decreases from the end far from the ground to the end near the ground, i.e. the side of the shield 3 near the ground is pointed. The diapire of protection casing 3 is most advanced setting, has reduced the resistance when protection casing 3 inserts the soil layer to a certain extent, and then is convenient for the staff to insert protection casing 3.

Referring to fig. 2, the outer wall rigid coupling of protection casing 3 has L template 8, and is formed with the spout between the outer wall of L template 8 and protection casing 3, and shutter 71 slides and connects in the spout, still wears to be equipped with bolt 72 on the shutter 71, and the jack of pegging graft the adaptation with bolt 72 is seted up to the outer wall of protection casing 3.

When the slurry groove 9 is not dug at the part of the flow through hole 32, the plug 72 is pulled out and the stop door 71 is put down, and at the moment, slurry sprayed from the drilling hole is stopped by the stop door 71 and is difficult to flow out from the flow through hole 32; the shutter 71 can be lifted at the position of the through hole 32 communicated with the mud tank 9, the bolt 72 is inserted into the jack, the shutter 71 is fixed at the moment, the grout sprayed out from the drilled hole can flow out from the through hole 32, and the probability of the mud being polluted on personnel and equipment is reduced due to fewer personnel and equipment at the position of the mud tank 9.

The implementation principle of the high-efficiency grouting construction device for the high-strength dam body provided by the embodiment of the application is as follows: the lead screw 42 is rotated, so that the protective cover 3 descends to be inserted into a soil layer, the slurry is difficult to flow out from the space between the protective cover 3 and the soil layer, the splashed slurry is blocked by the protective cover 3, most of the slurry is collected in the protective cover 3, and the slurry flows to the slurry groove 9 through the circulation hole 32 in the protective cover 3, so that the slurry is prevented from splashing everywhere, and the phenomenon of slurry adhesion on workers and nearby equipment is greatly reduced.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 a high-strength dam body is with high-efficient construction equipment that is in milk, includes organism (1) and drilling rod (2), its characterized in that: the drill rod drilling machine is characterized in that a protective cover (3) is arranged on the machine body (1), a through hole (31) for the drill rod (2) to pass through is formed in the protective cover (3), a plurality of circulation holes (32) are formed in one side, close to the ground, of the protective cover (3), and a lifting assembly (4) for adjusting the height of the protective cover (3) is arranged on the machine body (1).

2. The high-efficiency grouting construction device for the high-strength dam body according to claim 1, characterized in that: the lifting component (4) comprises a supporting block (41) arranged on the protective cover (3) and a screw rod (42) rotatably connected to the machine body (1), the screw rod (42) penetrates through the supporting block (41) in a threaded manner, and a limiting piece (43) used for limiting the protective cover (3) to move along the length direction of the drill rod (2) is further arranged on the machine body (1).

3. The high-efficiency grouting construction device for the high-strength dam body according to claim 2, characterized in that: the protective cover (3) comprises a first blocking cover (33) and a second blocking cover (34), the first blocking cover (33) and the second blocking cover (34) are arranged on two sides of the drill rod (2) in a row, the first blocking cover (33) and the second blocking cover (34) are hinged to the supporting block (41), and a locking assembly (5) used for locking the second blocking cover (34) is further arranged on the first blocking cover (33).

4. The high-efficiency grouting construction device for the high-strength dam body according to claim 3, wherein: locking subassembly (5) include the rigid coupling first keep off cover (33) and otic placode (51) on second keep off cover (34), wear to establish bolt (52) on otic placode (51) and with nut (53) of bolt (52) screw thread adaptation.

5. The high-efficiency grouting construction device for the high-strength dam body according to claim 3, wherein: the first blocking cover (33) and the second blocking cover (34) are both provided with hooks (61) on one sides far away from the ground, and hook holes (62) matched with the hooks (61) are formed in the machine body (1).

6. The high-efficiency grouting construction device for the high-strength dam body according to claim 1, characterized in that: the thickness of the bottom of the peripheral wall of the protective cover (3) is reduced from one end far away from the ground to one end close to the ground in sequence.

7. The high-efficiency grouting construction device for the high-strength dam body according to claim 1, characterized in that: the outer wall of the protective cover (3) is slidably provided with a stop door (71) used for blocking the circulation hole (32), a bolt (72) penetrates through the stop door (71), and the outer wall of the protective cover (3) is provided with a jack matched with the bolt (72) in an inserted manner.

8. The high-efficiency grouting construction device for the high-strength dam body according to claim 1, characterized in that: an elastic pad (35) is arranged on the hole wall of the through hole (31).