CN204622344U - A kind of drilling equipment for cutting reinforced concrete brace - Google Patents
A kind of drilling equipment for cutting reinforced concrete brace Download PDFInfo
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- CN204622344U CN204622344U CN201520114971.9U CN201520114971U CN204622344U CN 204622344 U CN204622344 U CN 204622344U CN 201520114971 U CN201520114971 U CN 201520114971U CN 204622344 U CN204622344 U CN 204622344U
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- reinforced concrete
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Abstract
The utility model provides a kind of drilling equipment for cutting reinforced concrete brace, comprise base, fuselage, drill bit lowering or hoisting gear, connecting rod drilling machine, at least two drill bits and guide rail that can independently control, described drill bit is connected with described drill bit lowering or hoisting gear by described connecting rod, described drill bit lowering or hoisting gear is set on described fuselage, can slide up and down along described fuselage.Drilling equipment of the present utility model once can bore multiple hole, can significantly improve the operating efficiency of boring, avoids the repeatedly duplication of labour; Meanwhile, described base moves along described guide rail, and is fixed on easily on described guide rail by buckle bolt, needs punching and imbeds the preparations such as expansion bolt, decrease the workload of preliminary preparation significantly before avoiding each telephone-moving.In a word, the drilling equipment that the utility model provides decreases the number of times of boring, decreases the workload of boring early-stage preparations, thus greatly reduces human cost and the time cost of boring.
Description
Technical field
The utility model belongs to geotechnical engineering construction field, underground, particularly a kind of drilling equipment for cutting reinforced concrete brace
Background technology
At present, the housing construction in city is in the stage of a high speed development, and high-rise and high-rise building continues to bring out, and the quantity of deep basal pit also presents the trend of a high speed development, also often needs to carry out deep pit digging under environment with a varied topography.In order to protect the safety of around buildings or structures and deep basal pit self structure; effective supporting must be carried out to deep basal pit in work progress; often need to set up inner support system in deep basal pit; reinforced concrete brace is widely used in deep basal pit inner support system because effectively can control the plurality of advantages such as foundation pit deformation; due to the complexity of architectural engineering, the demolishing process of reinforced concrete support system often brings many harmful effects to surrounding environment.
At present, on construction market, the dismounting side of reinforced concrete support is mainly divided three classes: Mechanical Crushing dismounting method, demolition blasting method and cutting disassembling method.The environmental protection construction requirement that cutting disassembling method and China advocate energetically is consistent, and cutting disassembling method is then divided into the cutting of saw formula, chain type cutting and round cutting, and applying maximum reinforced concrete support cutting disassembling method in current engineering is round cutting.
At present; in construction industry, it is that employing drilling machine is holed one by one that round patterning method removes reinforced concrete brace, last shape cutting hole in a row; then use electric welding machine to cut off top layer protection bar-mat reinforcement along row's cutting hole, complete the cutting to reinforced concrete brace.The major part used in above-mentioned cutting process is all fixed drilling machine.Fixed drilling machine forms primarily of three parts, and electro-motor, drilling pipe, square bar and base form.Electro-motor generally adopts power to be the motor of 2000W-4000W, two grades of speed governing.Fixed drilling machine is only assembled with a drilling pipe, therefore once can only bore a hole, when reinforced concrete brace cross sectional dimensions is larger, need the quantity of boring more, the shortcoming of once boring a hole inefficiency is particularly outstanding, seriously constrains the construction period of whole engineering.In addition, before using fixed drilling machine to carry out round cutting, need to arrange several fixing points at reinforced concrete brace, bolt is set in each fixing point surrounding, and drilling machine is fixed by the hold-down support being bolted drilling machine.Usually, fixed rig, on a fixing point, can complete the boring of 3 continuous aperture by adjustment operating attitude.Be the reinforced concrete brace of 1400 × 1000mm to cut a sectional dimension, approximately need brill 14 holes, if 3 holes can be bored with a fixing point, need to set up 4-5 drilling machine fixing point.That is, need first to hole in predetermined rig fixing point surrounding, imbed bolt, drilling machine is fixed by the hold-down support being bolted drilling machine, this considerably increases the workload of boring preliminary preparation, reduce further the operating efficiency of boring, but also the labour intensity of workman can be increased, construction cost is remained high.
Utility model content
The purpose of this utility model is the cutting method providing a kind of drilling equipment and reinforced concrete brace for cutting reinforced concrete brace, once can only bore a hole and the low problem of the operating efficiency caused for solving existing drilling machine.The cutting method of the drilling equipment that the utility model provides and reinforced concrete brace once can bore multiple hole simultaneously, improves boring cutting speed and operating efficiency exponentially.
For solving the problems of the technologies described above, the utility model provides a kind of drilling equipment, comprise: base, fuselage, drill bit lowering or hoisting gear, connecting rod and at least two independent drill bits controlled, described drill bit is connected with one end of described connecting rod respectively, the other end of described connecting rod is connected with described drill bit lowering or hoisting gear, described drill bit lowering or hoisting gear is set on described fuselage, described fuselage is fixed on described base, each described drill bit comprises a motor, mobile jib and drilling pipe, and described motor drives drilling pipe to rotate by mobile jib.
Optionally, described drilling equipment also comprises guide rail, and described guide rail is fixed on the surface of reinforced concrete brace, and described base is arranged on described guide rail, and described base can move along described guide rail, and described base is bolted on described guide rail by bayonet socket.
Optionally, described drilling equipment comprises three independent described drill bits controlled.
Optionally, in described drilling equipment, described drilling pipe comprises connector, some standard straight tubes and thin drilling bit, described some standard straight tubes join end to end into a long straight tube by screw thread, one end of described long straight tube is threaded with described connector, and the other end of described long straight tube is threaded with described thin drilling bit.
Optionally, described drilling pipe diameter is 100mm-120mm, and the spacing at adjacent described drilling pipe center is 180mm-220mm.
In addition, the utility model also provides a kind of cutting method of reinforced concrete brace, comprises the following steps:
Step 1: drilling equipment described in is provided;
Step 2: division section is carried out to described reinforced concrete brace;
Step 3: determine for some sections hole number n and each bore position at every turn, described base is fixed on bore position described in;
Step 4: start boring, form spaced n boring in a row, moves to bore position described in next and fixes by described drilling equipment;
Step 5: repeating said steps 4, forms continuous drilling in a row;
Step 6: along described protection bar-mat reinforcement in continuous drilling gas welding both sides in a row; And
Step 7: repeating said steps 3, to described step 6, completes the cutting to whole described reinforced concrete brace; Wherein, n be more than or equal to 2 integer.
Optionally, in the cutting method of described reinforced concrete brace, described drilling equipment also comprises guide rail, described guide rail is fixed on the surface of reinforced concrete brace, described base is arranged on described guide rail, described base can move along described guide rail, and described base is bolted on described guide rail by buckle;
Described step 3 comprises:
Described guide rail is fixed on the surface of described reinforced concrete brace;
Determine hole number n and each bore position for some sections at every turn;
By buckle bolt, described base is fixed on the described guide rail corresponding with bore position described in;
Described step 4 comprises:
Start boring, form spaced n boring in a row;
Described drilling equipment is moved to bore position described in next along described guide rail;
By buckle bolt, described base is fixed on the described guide rail corresponding with bore position described in next.
Optionally, in the cutting method of described reinforced concrete brace, described drilling equipment comprises three independent described drill bits controlled.
Optionally, in the cutting method of described reinforced concrete brace, described drilling pipe comprises connector, some standard straight tubes and thin drilling bit, some described standard straight tubes join end to end into a long straight tube by screw thread, one end of described long straight tube is threaded with described connector, and the other end of described long straight tube is threaded with described thin drilling bit.
Optionally, in the cutting method of described reinforced concrete brace, described drilling pipe diameter is 100mm-120mm, and the spacing at adjacent described drilling pipe center is 180mm-220mm.
In terms of existing technologies, the cutting method of a kind of drilling equipment provided by the utility model and reinforced concrete brace, at least has following useful technique effect:
1, greatly increase work efficiency, shorten the duration of a project: described drilling equipment can need to install multiple described drill bit according to engineering practice, can once-through operation just can multiple spacer holes of the row of being drilled to, avoid repeated boring work, for three-port type drilling equipment, approximately can improve the operating efficiency of three times, thus effectively shorten the construction period of whole engineering.
2, preliminary preparation amount is reduced: described guide rail is arranged on reinforced concrete support surface by buckle bolt, described drilling equipment can move along described guide rail, easily described drilling equipment can be fixed on described guide rail on a bore position by the buckle bolt be embedded in described guide rail upper rail, avoid each telephone-moving all to need first to hole and bury expansion bolt and described drilling equipment could be fixed, thus greatly reduce the preparation amount before telephone-moving.
3, use cost is effectively reduced: described drilling equipment can once bore multiple hole, described drilling equipment can easily move and fix on described guide rail, hole when effectively can lower number of drills and avoid each telephone-moving, imbed some preliminary preparations of bolt, thus reduce the human cost and time cost that use this drilling equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of drilling equipment in the utility model one embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of splicing structure drilling pipe in drilling equipment in the utility model one embodiment;
Fig. 4 is the structural representation of drilling equipment in another embodiment of the utility model;
Fig. 5 is twice boring cutting schematic diagram in another embodiment of the utility model;
Fig. 6 is the cutting method flow chart of the reinforced concrete brace of the utility model one embodiment
Detailed description of the invention
Below in conjunction with accompanying drawing and instantiation, the cutting method to the drilling equipment that the utility model proposes and reinforced concrete brace is described in further detail.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, aid illustration the utility model embodiment lucidly.
Composition graphs 1 and Fig. 2, the drilling equipment 100 of the utility model one embodiment comprises: base 1, fuselage 2, drill bit lowering or hoisting gear 3, connecting rod 4 and at least two independent drill bits 5 controlled, each drill bit 5 comprises a motor 51, mobile jib 52 and drilling pipe 53, motor 51 drives drilling pipe 53 to rotate by mobile jib 52 and holes to reinforced concrete brace 9, and but motor 51 is powered for unified can control separately; Drill bit 5 is connected with one end of connecting rod 4, the other end of connecting rod 4 is fixedly connected with drill bit lowering or hoisting gear 3, drill bit lowering or hoisting gear 3 is set on fuselage 2, drill bit lowering or hoisting gear 3 integrated installation control handle and control device, manually operate control handle can control drill bit lowering or hoisting gear and move up and down along fuselage 2, thus drive drill bit 5 feed and withdrawing; Control device can control switch and the rotating speed of motor 51, thus realizes the independent control to drill bit 5 duty; Fuselage 2 is fixedly mounted on base 1.In another embodiment of the utility model; as shown in Figure 4, preferably, drilling equipment 100 can arrange at least three drill bits 5 controlled separately; the drill bit 5 of both sides is arranged symmetrically with about middle bit 5; when can ensure boring, the support reaction of balance suffered by both sides, protection drill bit lowering or hoisting gear 3 and connecting rod 4; simultaneously; arrange three drill bits controlled separately, weight and the appearance and size of drilling equipment 100 are applicable to a dead lift, easy to carry and use.
Composition graphs 1 to Fig. 4, the drilling equipment 100 of the utility model one embodiment also comprises: guide rail 6, and guide rail 6 two ends are surperficial at reinforced beam 9 by buckle-type bolt clip.Preferably, guide rail 6 adopts steel alloy to make, can ensure when because the sectional dimension of reinforced concrete brace 9 is excessive need guide rail 6 length longer time, the strength and stiffness of guide rail 6 still meet the demands, thus ensure the stability that drilling equipment 100 works.Base 1 is fastened on guide rail 6, and can move along guide rail 6, easily and quickly drilling equipment 100 can be moved on to desired location, further, easily drilling equipment 100 can be fixed on guide rail 1 on a certain position by the buckle bolt be embedded in guide rail 1 upper rail, generally speaking, can realize before the telephone-moving of drilling equipment 100 and boring work easily and quickly by buckle bolt and guide rail 6 fixing, the preliminary preparation of expansion bolt of all will holing before avoiding each telephone-moving, imbed.
With reference to figure 3, drilling pipe 53 is splicing structure, comprise connector 531, some standard straight tubes 532 and thin drilling bit 533, some standard straight tube 532 head and the tail are by the connected long straight tube of screw thread, one end of long straight tube is threaded with connector 531, and the other end of long straight tube is threaded with thin drilling bit 533.Engineering experience shows, what in rig use procedure, loss was maximum is exactly thin drilling bit 533, only need change the thin drilling bit 533 of damage during each replacing, and other parts can also continue to use, and can avoid the waste that other parts are unnecessary; Usually, the sectional dimension of reinforced concrete brace is all the integral multiple of 300mm, the length of standard straight tube is generally 300mm, and the quantity that can arrange standard straight tube 532 according to engineering practice adjusts the length of drilling pipe 53, effectively expands the scope of application of drilling equipment 100.
With reference to figure 4 and Fig. 5, in Practical Project work progress, in boring procedure, adjacent holes must have certain overlap joint scope, final could be formed on reinforced concrete brace one be communicated with section, guarantee that whole reinforced beam 9 can be cut out, for this reason, can be 100mm-120mm by the diameter design of drilling pipe 33, the spacing at drilling pipe center be decided to be 180mm-220mm.
Composition graphs 1 to Fig. 6 illustrates the cutting method of the reinforced concrete brace that the utility model provides, and comprises the steps:
Step 1 a: drilling equipment 100 is provided.
Step 2: division section is carried out to described reinforced concrete brace 9.
According to drawing and engineering site actual conditions determination reinforced concrete brace 9 cutting position and cutting sequence, 9 times some support systems are installed at reinforced concrete brace, this support system is scalable, moveable assembled support system, in the support system the superiors, jack or bolt type jacking apparatus are installed, pre-support force can be applied for reinforced concrete brace, ensure that the security at boring cutting operation and lifting operation; In the bottom of support system, steel roller is installed, can mobile support system rapidly, realize Fast Installation and dismounting support system.
Step 3: determine at every turn hole number n and each bore position for some sections, is fixed on one wherein on bore position by base.
According to the sectional dimension of reinforced concrete brace 9 and the size of drill bit 5; determine number and the number of drills of each boring; reinforced concrete brace 9 wide≤thickness of n × number of drills+2 × protection bar-mat reinforcement; ensure there is certain amount of lap between adjacent two borings; according to number of drills determination bore position; and by bolt, base 1 is fixed therein on a position, wherein n be more than or equal to 2 integer.
Step 4: start boring, form spaced n boring in a row, moves to bore position described in next and fixes by described drilling equipment 100.
By the control device on drill bit lowering or hoisting gear 3, the duty of setting n drill bit; Control handle on manual operation drill bit lowering or hoisting gear 3, a control n drill bit carries out boring work downwards, until drilled through by reinforced concrete brace 9, forms the through hole at n interval in a row; Manual operation control handle, is promoted drill bit lowering or hoisting gear 3, till drill bit 5 leaves reinforced concrete brace 9, unclamps bolt on base 1, drilling equipment 100 is moved to next bore position, and be fixed on this position by base 1 by bolt.
Step 5: repeating said steps 4, forms continuous drilling in a row.
Step 6: along described protection bar-mat reinforcement in continuous drilling gas welding both sides in a row; And
Boring direction in step 4, cuts off the protection bar-mat reinforcement of reinforced concrete brace 9 both sides with gas welding, make reinforced concrete brace 9 form a break-make face completely in this position.
Step 7: repeating said steps 3, to described step 6, completes the cutting to whole described reinforced concrete brace.
Divide section result according to step 2 pair reinforced concrete brace 9, reinforced concrete brace 9, to described step 6, is divided into some sections of disjunct segmentations by repeating said steps 3, thus completes the cutting to whole described reinforced concrete brace.
Continue with reference to figure 6, the drilling equipment 100 of the utility model one embodiment also comprises: guide rail 6, and guide rail 6 two ends are surperficial at reinforced beam 9 by buckle-type bolt clip; Base 1 is fastened on guide rail 6, and can move along guide rail 6, easily and quickly drilling equipment 100 can be moved on to desired location, further, easily drilling equipment 100 can be fixed on guide rail 1 on a certain position by the buckle bolt be embedded in guide rail 1 upper rail, generally speaking, can realize before the telephone-moving of drilling equipment 100 and boring work easily and quickly by buckle bolt fixing, the preliminary preparation of expansion bolt of all will holing before avoiding each telephone-moving, imbed.
Step 3 comprises:
Guide rail 1 is fixed on the surface of described reinforced concrete brace 9;
Determine hole number n and each bore position for some sections at every turn;
By buckle bolt, described base 2 is fixed on the described guide rail 1 corresponding with bore position described in;
Described step 4 comprises:
Start boring, form spaced n boring in a row;
Drilling equipment 100 is moved to bore position described in next along guide rail 1;
By buckle bolt, base 2 is fixed on the guide rail 1 corresponding with next bore position 100.
Composition graphs 1, Fig. 2 and Fig. 6, drilling equipment 100 comprises three independent drill bits 5 controlled.
Composition graphs 3 and Fig. 6, drilling pipe 53 is splicing structure, only need change the thin drilling bit 533 of damage when splicing structure drilling pipe 53 is changed at every turn, and other parts can also continue to use, and can avoid the waste that other parts are unnecessary; Meanwhile, splicing structure drilling pipe 53 can adjust the length of drilling pipe 53 according to engineering practice, effectively expand the scope of application of drilling equipment 100.
Optionally, described drilling pipe diameter is 100mm-120mm, and the spacing at adjacent described drilling pipe center is 180mm-220mm.
In sum, the drilling equipment provided of the present utility model can realize once can boring multiple hole, decreases number of drills, improves the operating efficiency of boring; Further, drilling equipment of the present utility model adopts guide tracked fixing and method for moving, avoids each telephone-moving and all will bore the preliminary preparation that expansion bolt is buried in several holes, greatly reduce the workload of the preparation before telephone-moving; Simultaneously, the utility model is adopted to provide the cutting method of the reinforced concrete brace of drilling equipment, improve cutting speed exponentially, greatly increase the dismounting efficiency of reinforced concrete brace, further, have employed scalable in the reinforced concrete brace cutting method that the utility model provides, moveable assembled support system, substantially reduce the time of setting up and removing support system, the cutting speed of reinforced concrete brace is significantly improved.
Foregoing description is only the description to the utility model preferred embodiment; any restriction not to the utility model scope; any change that the those of ordinary skill in the utility model field does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (5)
1. one kind for cutting the drilling equipment of reinforced concrete brace, it is characterized in that, comprise: base, fuselage, drill bit lowering or hoisting gear, connecting rod and at least two independent drill bits controlled, described drill bit is connected with one end of described connecting rod respectively, the other end of described connecting rod is connected with described drill bit lowering or hoisting gear, described drill bit lowering or hoisting gear is set on described fuselage, described fuselage is fixed on described base, each described drill bit comprises a motor, mobile jib and drilling pipe, and described motor drives described drilling pipe to rotate by described mobile jib.
2. drilling equipment as claimed in claim 1, it is characterized in that, also comprise guide rail, described guide rail is fixed on the surface of described reinforced concrete brace, and described base can move along described guide rail, and described base is bolted on described guide rail by bayonet socket.
3. drilling equipment as claimed in claim 1, is characterized in that, comprises three independent described drill bits controlled.
4. drilling equipment as claimed any one in claims 1 to 3, it is characterized in that, described drilling pipe comprises connector, some standard straight tubes and thin drilling bit, some described standard straight tubes join end to end into a long straight tube by screw thread, one end of described long straight tube is threaded with described connector, and the other end of described long straight tube is threaded with described thin drilling bit.
5. drilling equipment as claimed any one in claims 1 to 3, it is characterized in that, described drilling pipe diameter is 100mm-120mm, and the spacing at adjacent described drilling pipe center is 180mm-220mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520114971.9U CN204622344U (en) | 2015-02-17 | 2015-02-17 | A kind of drilling equipment for cutting reinforced concrete brace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520114971.9U CN204622344U (en) | 2015-02-17 | 2015-02-17 | A kind of drilling equipment for cutting reinforced concrete brace |
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| Publication Number | Publication Date |
|---|---|
| CN204622344U true CN204622344U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520114971.9U Withdrawn - After Issue CN204622344U (en) | 2015-02-17 | 2015-02-17 | A kind of drilling equipment for cutting reinforced concrete brace |
Country Status (1)
| Country | Link |
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| CN (1) | CN204622344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669449A (en) * | 2015-02-17 | 2015-06-03 | 上海建工集团股份有限公司 | Drilling device and method for cutting reinforced concrete supporting beam |
-
2015
- 2015-02-17 CN CN201520114971.9U patent/CN204622344U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669449A (en) * | 2015-02-17 | 2015-06-03 | 上海建工集团股份有限公司 | Drilling device and method for cutting reinforced concrete supporting beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150909 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |