CN210264706U - Mud-water balance push bench with replaceable cutter row - Google Patents
Mud-water balance push bench with replaceable cutter row Download PDFInfo
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- CN210264706U CN210264706U CN201921081462.5U CN201921081462U CN210264706U CN 210264706 U CN210264706 U CN 210264706U CN 201921081462 U CN201921081462 U CN 201921081462U CN 210264706 U CN210264706 U CN 210264706U
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Abstract
The utility model relates to a muddy water balance push bench of removable tool bar, including cylindric casing, be equipped with tool changing mechanism in the casing, the one end of casing is equipped with the blade disc, the central point of blade disc puts and is equipped with central tool bit, be provided with the switching groove group on the blade disc, the switching groove group includes two relative tool grooves that set up, the tool groove outside is equipped with fixed establishment, tool changing mechanism includes motor, gear and two flexible units, flexible unit includes the rack, connector and tool bar, fixed establishment includes two firm subassemblies that set up respectively at the tool groove both ends, firm subassembly includes two control units, control unit includes fixture block and cylinder, in this muddy water balance push bench of removable tool bar, can change the tool bar in real time in the work progress, make it be applicable to complicated soil property environment, reduce the cutter wearing and tearing, and prolong service life; the cutter row is convenient and efficient to replace, the fixing effect is reliable, and the construction period and the construction cost are reduced.
Description
Technical Field
The utility model relates to a construction field, in particular to balanced push bench of muddy water of removable sword row.
Background
With the acceleration of the urbanization process, the projects of liquid and gaseous medium transmission pipelines for passing through roads, rivers and buildings inside and outside cities are increasing day by day, and the trenchless technology is widely applied. As one of the trenchless technologies, the slurry-water balanced jacking pipe technology has the advantages of wide soil layer adaptation, stable driving surface and small ground settlement, and has strong adaptability in projects of large and medium pipelines crossing roads and rivers and crossing other pipelines (urban water supply and drainage, comprehensive pipelines and the like), so that the technology is widely applied.
The cutting cutter discs of the existing mud balanced pipe jacking machine are mostly in a single cutter head form, different soil conditions can be met in different sections in the tunneling construction process, the single cutter head form cannot adapt to complex soil conditions sometimes, the abrasion of the cutter head is easily aggravated, and the service life of the cutter head is shortened; when the cutter head is temporarily replaced on a construction site, the machine head can only be replaced by large excavation or manual opposite tunneling and hoisting, so that the construction cost and the construction period are increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to overcome the defects of the prior art, the mud-water balance push bench with the replaceable cutter row is provided.
In order to achieve the above technical effect, the utility model discloses a technical scheme is: a muddy water balance push bench with replaceable cutter rows comprises a cylindrical shell, wherein a cutter changing mechanism is arranged in the shell, a cutter head is arranged at one end of the shell, a central cutter head is arranged at the central position of the cutter head, a switching groove group is arranged on the cutter head, the switching groove group corresponds to the cutter changing mechanism, the switching groove group comprises two cutter grooves which are oppositely arranged, extension lines of the two cutter grooves intersect at the center of the cutter head, and a fixing mechanism is arranged outside the cutter grooves;
the tool changing mechanism comprises a motor, a gear and two telescopic units, the motor is arranged in the shell, the gear is arranged on one side of the motor and is in transmission connection with the motor, the two telescopic units are respectively arranged on two sides of the gear, the two telescopic units are respectively in one-to-one correspondence with the two cutter grooves, the telescopic units comprise a rack, a connector and a cutter bar, the rack is parallel to the axis of the shell and is meshed with the gear, the cutter bar is corresponding to and matched with the cutter grooves, positioning holes are formed in two ends of the cutter bar, the cutter bar is connected with one end, close to the cutter disc, of the rack through the connector, and only one of the two cutter bars is always located on the end face of the cutter;
the fixing mechanism comprises two fixing components which are arranged at two ends of the cutter groove respectively, the two fixing components correspond to the two positioning holes one to one respectively, each fixing component comprises two control units, the two control units are arranged at two ends of the corresponding positioning hole respectively, each control unit comprises a fixture block and an air cylinder, the fixture blocks correspond to and are matched with the positioning holes, the air cylinders are fixed in the cutter heads and connected with the fixture blocks, and the air cylinders can drive the fixture blocks to extend into or move out of the positioning holes.
Preferably, the switching groove groups are distributed on the cutter head uniformly in the circumferential direction.
Preferably, the tool changing mechanisms are provided with a plurality of tool changing mechanisms, the tool changing mechanisms are uniformly distributed in the shell in the circumferential direction, and the tool changing mechanisms correspond to the switching groove groups one by one. In order to improve the cutting effect by adding the cutter row.
Preferably, a guide unit is arranged on the rack, the guide unit comprises a dovetail groove and a sliding block, the dovetail groove is fixed in the shell and is parallel to the axis of the shell, one end of the sliding block is arranged in the dovetail groove and is in sliding connection with the dovetail groove, and the other end of the sliding block is connected with the rack. In order to stably guide the movement of the rack, the rack is moved along the circumferential direction of the housing.
Preferably, one end of the connector is fixedly connected with the rack, and the other end of the connector is detachably connected with the cutter row. To facilitate the disassembly and replacement of different tool rows.
Preferably, the positioning holes in the knife row are square holes. The square positioning hole can avoid the rotation of the knife, and even only one clamping block can also play a limiting and fixing effect on the knife row.
Preferably, one side of the fixture block, which is close to the cutter row, is provided with a square protrusion, and the protrusion corresponds to and is matched with the positioning hole. The square bulge can prevent the cutter row from rotating, and the two clamping blocks can also clamp the cutter row, so that the fixing effect is improved.
Preferably, the cutter row is made of wear-resistant alloy. In order to ensure the service life of the cutter row.
Preferably, the included angle between the two sipes is acute. In order to reduce the occupied area of the switching groove group, the number of the mountable cutter rows is increased.
Preferably, a processor, a wireless communication module, a distance sensor and a force sensor are arranged in the shell, and the wireless communication module, the distance sensor and the force sensor are all electrically connected with the processor. In order to carry out data transmission through wireless communication module, the constructor remote control equipment of being convenient for detects the position of waiting to change the tool row through distance sensor, detects whether the fixture block pastes tight tool row through force sensor.
Compared with the prior art, the beneficial effects of the utility model are that: in the mud-water balance push bench with the replaceable cutter row, the cutter row can be replaced in real time in the construction process, so that the mud-water balance push bench is suitable for complex soil environments, the abrasion of the cutter is reduced, and the service life is prolonged; the cutter row is convenient and efficient to replace, the fixing effect is reliable, and the construction period and the construction cost are reduced.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments, and it is obvious that the described embodiments are some embodiments, not all embodiments of the present invention.
Drawings
Fig. 1 is a schematic structural view of the mud-water balance push bench with replaceable cutter bars of the present invention.
Fig. 2 is a cross-sectional view of the mud-water balance push bench with replaceable cutter bars of the present invention.
Fig. 3 is the structural schematic diagram of the tool changing mechanism of the mud-water balance push bench with the replaceable tool bars.
Fig. 4 is an enlarged view of a portion a of fig. 3.
Fig. 5 is a schematic structural view of the fixing mechanism of the mud-water balance push bench with replaceable cutter bars of the present invention.
The reference numbers and corresponding designations in the drawings are: 1. the cutter comprises a shell, 2 parts of a cutter head, 3 parts of a center cutter head, 4 parts of a motor, 5 parts of a gear, 6 parts of a rack, 7 parts of a connector, 8 parts of a cutter row, 9 parts of a sliding block, 10 parts of a dovetail groove, 11 parts of an air cylinder, 12 parts of a fixture block, 201 parts of a cutter groove, 801 parts of a positioning hole.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, a mud-water balance push bench with a replaceable cutter row 8 comprises a cylindrical shell 1, a cutter changing mechanism is arranged in the shell 1, a cutter head 2 is arranged at one end of the shell 1, a central cutter head 3 is arranged at the central position of the cutter head 2, a switching groove group is arranged on the cutter head 2, the switching groove group corresponds to the cutter changing mechanism, the switching groove group comprises two oppositely arranged cutter grooves 201, the extension lines of the two cutter grooves 201 intersect at the center of the cutter head 2, and a fixing mechanism is arranged outside the cutter grooves 201;
as shown in fig. 3-4, the tool changing mechanism includes a motor 4, a gear 5 and two telescopic units, the motor 4 is installed in the housing 1, the gear 5 is arranged at one side of the motor 4 and is in transmission connection with the gear 5, the two telescopic units are respectively arranged at two sides of the gear 5, the two telescopic units are respectively in one-to-one correspondence with the two tool slots 201, each telescopic unit includes a rack 6, a connector 7 and a tool row 8, the rack 6 is parallel to the axis of the housing 1 and is meshed with the gear 5, the tool row 8 is corresponding to and matched with the tool slots 201, both ends of the tool row 8 are respectively provided with a positioning hole 801, the tool row 8 is connected with one end of the rack 6 close to the tool pan 2 through the connector 7, and only one tool row 8 of the two tool rows 8 is; when changing row of knives 8, motor 4 drives gear 5 rotatory, and two racks 6 are the relative motion in gear 5's both sides, and rack 6 drives row of knives 8 through connector 7 and removes, and in two rows of knives 8, one of them row of knives 8 shifts up to casing 1 from blade disc 2 in, and another blade disc 2 shifts to blade disc 2 from casing 1 on to realize the change of different row of knives 8.
As shown in fig. 5, the fixing mechanism includes two fixing components respectively disposed at two ends of the knife slot 201, the two fixing components respectively correspond to the two positioning holes 801 one by one, the fixing component includes two control units, the two control units are respectively disposed at two ends of the positioning holes 801, the control unit includes a fixture block 12 and an air cylinder 11, the fixture block 12 corresponds to and matches with the positioning holes 801, the air cylinder 11 is fixed in the knife disc 2, the air cylinder 11 is connected to the fixture block 12, and the air cylinder 11 can drive the fixture block 12 to extend into or move out of the positioning holes 801. When the cutter row 8 is fixed, the air cylinder 11 drives the fixture blocks 12 to lean against the cutter row 8, the fixture blocks 12 can be inserted into the positioning holes 801, and two sides of two ends of the cutter row 8 are fixed through the four fixture blocks 12, so that the stability and reliability of fixing are ensured; when the knife row 8 is released, the cylinder 11 drives the fixture block 12 to move out of the positioning hole 801, and the knife row 8 can move under the action of the rack 6.
The switching groove groups are a plurality of and are uniformly distributed on the cutter head 2 in the circumferential direction.
The tool changing mechanisms are uniformly distributed in the shell 1 in the circumferential direction and correspond to the switching groove groups one by one. In order to improve the cutting effect by adding the cutter row 8.
The rack 6 is provided with a guide unit, the guide unit comprises a dovetail groove 10 and a sliding block 9, the dovetail groove 10 is fixed in the shell 1 and is parallel to the axis of the shell 1, one end of the sliding block 9 is arranged in the dovetail groove 10 and is connected with the dovetail groove 10 in a sliding mode, and the other end of the sliding block is connected with the rack 6. In order to guide the movement of the toothed rack 6 in a stable manner, it is moved in the circumferential direction of the housing 1.
One end of the connector 7 is fixedly connected with the rack 6, and the other end of the connector is detachably connected with the cutter row 8. To facilitate removal and replacement of different blade rows 8.
The positioning hole 801 on the tool row 8 is a square hole. The square positioning hole 801 can avoid the rotation of the knife, and even only one fixture block 12 can play a limiting and fixing effect on the knife row 8.
One side of the fixture block 12 close to the knife row 8 is provided with a square protrusion, and the protrusion corresponds to and matches with the positioning hole 801. The square bulge can prevent the cutter row 8 from rotating, and the two clamping blocks 12 can also clamp the cutter row 8, so that the fixing effect is improved.
The cutter row 8 is made of wear-resistant alloy. In order to guarantee the service life of the knife row 8.
The included angle between the two sipes 201 is acute. In order to reduce the area occupied by the switching slot groups, the number of mountable rows of knives 8 is increased.
Be equipped with treater, wireless communication module, distance sensor and force sensor in the casing 1, wireless communication module, distance sensor and force sensor all are connected with the treater electricity. In order to transmit data through the wireless communication module, constructors can conveniently and remotely control the equipment, the position of the tool row 8 to be replaced is detected through the distance sensor, and whether the fixture block 12 is attached to the tool row 8 or not is detected through the force sensor.
The working principle is as follows: before the tunneling construction, an operator can pre-load different cutter rows 8 into the shell 1 according to the condition that the soil quality is detected in advance. During construction, rely on central tool bit 3 and tool row 8 to cut the top and advance to soil property, when needing to change tool row 8, operating personnel carries out signal transmission through wireless communication module, after the treater in the casing 1 received the signal, control cylinder 11 and motor 4 start, cylinder 11 contracts, the fixture block 12 that is used for originally locking tool row 8 on the blade disc 2 is whole to be separated, then motor 4 drives gear 5 rotatory, two racks 6 are the relative motion, one of them rack 6 drives original tool row 8 through a connector 7 and moves into in the casing 1, another rack 6 drives through another connector 7 and changes tool row 8 and shift out to blade disc 2 on, start with its cylinder 11 that corresponds simultaneously, cylinder 11 drives four fixture blocks 12 and fixes the tool row 8 after changing, the stability of changing tool row 8 has been guaranteed.
The utility model can change the cutter row 8 in real time in the construction process, so that the utility model is suitable for complex soil environment, reduces the cutter abrasion and prolongs the service life; the cutter row 8 is convenient and efficient to replace, the fixing effect is reliable, and the construction period and the construction cost are reduced.
The present invention is not limited to the above specific embodiments, and for those skilled in the art, the above conception can be used without any creative work, and all the changes made fall within the protection scope of the present invention.
Claims (10)
1. A mud-water balance push bench with replaceable cutter bars is characterized by comprising a cylindrical shell (1), wherein a cutter changing mechanism is arranged in the shell (1), a cutter head (2) is arranged at one end of the shell (1), a central cutter head (3) is arranged at the central position of the cutter head (2), a switching groove group is arranged on the cutter head (2), the switching groove group corresponds to the cutter changing mechanism, the switching groove group comprises two oppositely arranged cutter grooves (201), the extension lines of the two cutter grooves (201) are intersected in the circle center of the cutter head (2), and a fixing mechanism is arranged outside the cutter grooves (201);
the tool changing mechanism comprises a motor (4), a gear (5) and two telescopic units, the motor (4) is arranged in the shell (1), the gear (5) is arranged on one side of the motor (4) and is in transmission connection with the motor, the two telescopic units are respectively arranged on two sides of the gear (5) and are respectively in one-to-one correspondence with the two knife grooves (201), the telescopic unit comprises a rack (6), a connector (7) and a cutter row (8), the rack (6) is parallel to the axis of the shell (1) and is meshed with the gear (5), the cutter row (8) corresponds to and is matched with the cutter groove (201), both ends of the cutter row (8) are provided with positioning holes (801), the cutter row (8) is connected with one end of the rack (6) close to the cutter head (2) through a connector (7), in the two cutter rows (8), only one cutter row (8) is always positioned on the end surface of the cutter head (2);
the fixing mechanism comprises two fixing components which are arranged at two ends of the cutter groove (201) respectively, the two fixing components correspond to the two positioning holes (801) one by one respectively, each fixing component comprises two control units, the two control units are arranged at two ends of the corresponding positioning hole (801) respectively, each control unit comprises a fixture block (12) and a cylinder (11), the fixture blocks (12) correspond to and are matched with the corresponding positioning holes (801), the cylinders (11) are fixed in the cutter head (2), the cylinders (11) are connected with the fixture blocks (12), and the cylinders (11) can drive the fixture blocks (12) to extend into or move out of the positioning holes (801).
2. The mud-water balance push bench with replaceable cutter rows as claimed in claim 1, wherein the switching groove sets are distributed uniformly on the cutter head (2) in the circumferential direction.
3. The push bench with replaceable tool bars for mud-water balance as claimed in claim 2, wherein there are several tool changing mechanisms, each tool changing mechanism is circumferentially and uniformly distributed in the housing (1), and each tool changing mechanism corresponds to each switching slot group.
4. The mud-water balance push bench with the replaceable cutter row as claimed in claim 3, wherein a guide unit is arranged on the rack (6), the guide unit comprises a dovetail groove (10) and a sliding block (9), the dovetail groove (10) is fixed in the shell (1) and is parallel to the axis of the shell (1), one end of the sliding block (9) is arranged in the dovetail groove (10) and is slidably connected with the dovetail groove (10), and the other end of the sliding block is connected with the rack (6).
5. The mud-water balance push bench with replaceable cutter row as claimed in claim 4, characterized in that one end of the connector (7) is fixedly connected with the rack (6), and the other end is detachably connected with the cutter row (8).
6. The mud-water balance push bench with replaceable cutter bars as claimed in claim 5, characterized in that the positioning holes (801) on the cutter bars (8) are square holes.
7. The push bench with replaceable cutter row for mud and water balance as claimed in claim 6, wherein the side of said fixture block (12) near the cutter row (8) is provided with a square protrusion corresponding to and matching with the positioning hole (801).
8. The mud-water balance push bench with replaceable cutter row as claimed in claim 7, characterized in that the cutter row (8) is made of wear-resistant alloy.
9. The mud-water balance push bench with replaceable cutter bars as claimed in claim 1, wherein the included angle of the two cutter grooves (201) is an acute angle.
10. The mud-water balance push bench with replaceable cutter bars as claimed in claim 1, wherein a processor, a wireless communication module, a distance sensor and a force sensor are arranged in the shell (1), and the wireless communication module, the distance sensor and the force sensor are all electrically connected with the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081462.5U CN210264706U (en) | 2019-07-11 | 2019-07-11 | Mud-water balance push bench with replaceable cutter row |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081462.5U CN210264706U (en) | 2019-07-11 | 2019-07-11 | Mud-water balance push bench with replaceable cutter row |
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| Publication Number | Publication Date |
|---|---|
| CN210264706U true CN210264706U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921081462.5U Active CN210264706U (en) | 2019-07-11 | 2019-07-11 | Mud-water balance push bench with replaceable cutter row |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273693A (en) * | 2019-07-11 | 2019-09-24 | 中亿丰建设集团股份有限公司 | A kind of mud water balance push bench of replaceable blade row |
| CN112554901A (en) * | 2020-12-07 | 2021-03-26 | 安徽唐兴机械装备有限公司 | Mechanical device for quickly replacing cutter heads of multiple pipe push benches |
| CN112855198A (en) * | 2021-01-30 | 2021-05-28 | 安徽唐兴机械装备有限公司 | Cutter disc convenient for replacing cutter head and pipe jacking machine applying cutter disc |
-
2019
- 2019-07-11 CN CN201921081462.5U patent/CN210264706U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273693A (en) * | 2019-07-11 | 2019-09-24 | 中亿丰建设集团股份有限公司 | A kind of mud water balance push bench of replaceable blade row |
| CN112554901A (en) * | 2020-12-07 | 2021-03-26 | 安徽唐兴机械装备有限公司 | Mechanical device for quickly replacing cutter heads of multiple pipe push benches |
| CN112554901B (en) * | 2020-12-07 | 2022-11-15 | 安徽唐兴装备科技股份有限公司 | Mechanical device for quickly replacing cutter heads of multiple pipe push benches |
| CN112855198A (en) * | 2021-01-30 | 2021-05-28 | 安徽唐兴机械装备有限公司 | Cutter disc convenient for replacing cutter head and pipe jacking machine applying cutter disc |
| CN112855198B (en) * | 2021-01-30 | 2022-11-22 | 安徽唐兴装备科技股份有限公司 | Cutter head convenient for replacing cutter head and push bench applying cutter head |
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