CN112982520A - Construction device and process for municipal civil engineering - Google Patents
Construction device and process for municipal civil engineering Download PDFInfo
- Publication number
- CN112982520A CN112982520A CN202110149840.4A CN202110149840A CN112982520A CN 112982520 A CN112982520 A CN 112982520A CN 202110149840 A CN202110149840 A CN 202110149840A CN 112982520 A CN112982520 A CN 112982520A
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- China
- Prior art keywords
- construction
- dust
- plate
- base
- dust collection
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Abstract
The invention discloses a construction device and a process for municipal civil engineering, which comprise the following steps: a base; the dust removal unit comprises an annular dust collector, the annular dust collector is detachably arranged in the construction hole of the base to divide the construction hole into a first space at the upper part and a second space at the lower part, the annular dust collector is communicated with the air pump through a dust collection pipe, and the air pump is communicated with the dust collection box through a dust collection pipe; the frame support, the frame support sets up on the base, be equipped with the elevating platform in the frame support, install driving motor on the elevating platform, driving motor's output is connected with transmission portion, construction portion is installed to the other end of transmission portion, the one end that is equipped with construction portion in the transmission portion can pass the construction hole of annular dust catcher and base to in extending to the second space, carry out appropriate collection to a large amount of dusts that raise up in the work progress, reduced environmental pollution, guaranteed constructor's healthy, eliminated the potential safety hazard of device.
Description
Technical Field
The invention belongs to the technical field of municipal civil engineering, and particularly relates to a construction device and a construction process for the municipal civil engineering.
Background
At present, municipal civil engineering is a general term of municipal engineering and civil engineering, and mainly refers to civil construction engineering related to various urban and rural building facilities, including common projects such as urban roads, bridges, subways, underground pipelines, tunnels, riverways, rail traffic, sewage treatment, garbage treatment and disposal, and for example, various pipelines such as rainwater, sewage, water supply, reclaimed water, telecommunication, heating power, gas and the like closely related to life, and building facilities such as squares, urban landscaping and the like. At present, deep digging devices are mainly used for construction of underground projects such as underground pipelines, tunnels, riverways, rail transit and the like in municipal civil engineering activities.
However, the stroke of deep digging can't be injectd mostly to current deep digging device, the volume of digging deeply is not enough or excessive problem appears in the work progress easily, need follow-up extra construction, inevitable increased the extra work load of device, the construction progress of engineering has been influenced, and vulnerable part is difficult for installing and dismantling, the maintenance is changed the difficulty after breaking down, personnel intensity of labour is big, waste time and energy, the running cost of device has been increased, do not possess dust absorption function simultaneously, do not carry out proper collection to a large amount of dust of raising in the deep digging process, not only the environment has been polluted, constructor's health has still been endangered.
Disclosure of Invention
The invention mainly aims to provide a construction device and a construction process for municipal civil engineering to solve the problem of dust emission.
According to a first aspect of the present invention, there is provided a construction apparatus for municipal works, comprising:
a base;
the dust removal unit comprises an annular dust collector, the annular dust collector is detachably arranged in the construction hole of the base to divide the construction hole into a first space at the upper part and a second space at the lower part, the annular dust collector is communicated with the air pump through a dust collection pipe, and the air pump is communicated with the dust collection box through a dust collection pipe;
the frame-shaped support, the frame-shaped support sets up on the base, be equipped with the elevating platform in the frame-shaped support, install driving motor on the elevating platform, driving motor's output is connected with transmission portion, construction portion is installed to the other end of transmission portion, the one end that is equipped with construction portion in the transmission portion can pass the construction hole of annular dust catcher and base to extend to in the second space.
In a specific embodiment of the invention, the annular dust collector is installed in the construction hole of the base through a fixing plate, a first hole for the transmission part to pass through and a plurality of second holes distributed along the circumference of the first hole are formed in the middle of the fixing plate, the plurality of second holes form at least one concentric circle and are located between the annular dust collector and the second holes, and the second holes are provided with petals which are arranged on the inner top surface of the fixing plate.
In a particular embodiment of the invention, one end of the flap is fixed to the inner side of the fixation plate so that the flap can be opened to form a vent channel, the openings of all the vent channels being arranged in the tangential direction of the circle.
In a specific embodiment of the invention, the annular dust collector comprises a dust hood and the screen plate is arranged on the end face or the side face of the dust hood.
In a specific embodiment of the invention, two guide rods and two screw rods are arranged inside the frame-shaped support, a lifting motor is arranged at the top of the frame-shaped support, the lifting motor is in driving connection with the screw rods, and the lifting platform is connected with the screw rods through ball nuts so as to enable the lifting platform to move up and down along the guide rods.
In a specific embodiment of the invention, a limiting plate is arranged below the lifting platform, at least two stroke limiting cylinders are arranged on the lifting platform at intervals, and the stroke limiting cylinders are connected with the limiting plate through piston rods so as to realize the lifting of the limiting plate.
In a particular embodiment of the invention, the dust box is provided with at least one air outlet, and a molecular sieve honeycomb plate is arranged on the air outlet.
In a specific embodiment of the invention, the output end of the driving motor is fixedly connected with the center of the top of the connecting block, the outer edge of the bottom of the connecting block is fixedly connected with the outer edge of the top of the locking block through a positioning hole, a positioning column, a locking screw hole and a locking screw, and the centers of the bottom of the connecting block and the top of the locking block are fixedly sleeved with one end of the transmission part through a limiting groove and a limiting strip.
According to a second aspect of the invention, there is provided a construction process for municipal civil engineering comprising the steps of:
1) mounting a frame support on a base, embedding an annular dust collector on a fixed plate, embedding the fixed plate on the base, mounting a stroke limiting cylinder on a lifting platform, mounting a limiting plate on a piston rod at the output end of the stroke limiting cylinder, fixing an air pump and a dust collection box on the base, communicating the annular dust collector with the air pump through a dust collection pipe, connecting the air pump with the dust collection box through a dust collection pipe, and embedding a molecular sieve honeycomb plate on an exhaust port of the dust collection box;
2) the base is transferred to a specified area to be deeply dug, the stroke limiting cylinder drives the piston rod to enable the limiting plate to descend to a proper position along the guide rod and the screw rod, the deep digging stroke is limited, the screw rod is rotated through the lifting motor, the ball nut drives the lifting platform to descend along the guide rod and the screw rod, and meanwhile, the driving motor rotates the construction part to perform deep digging operation on the specified area;
3) and starting the air pump, enabling dust raised by the deep digging operation to enter a dust hood of the annular dust collector through a screen plate of the annular dust collector, then entering a dust collection box through a dust collection pipe and a dust collection pipe, and discharging dust-free air from an exhaust port by retaining the dust through a molecular sieve honeycomb plate.
In a specific embodiment of the invention, before the step 1), the lifting table is fixedly sleeved on the screw rod through the ball nut, the lifting table and the limiting plate are movably sleeved on the guide rod, the prefabricated section bars are spliced into the frame-shaped bracket, the guide rod, the screw rod, the lifting table and the limiting plate are embedded into the frame-shaped bracket, the driving motor is fixed on the lifting table, the connecting block is fixedly connected with the output end of the driving motor, the screw rod is fixedly connected with the output end of the lifting motor, the limiting strip is embedded into the limiting groove, the positioning column is embedded into the positioning hole, the locking screw is embedded into the locking screw hole, the locking block is fixed on the connecting block, and the transmission part is fixedly connected with the output end of the driving motor.
One of the above technical solutions of the present invention has at least one of the following advantages or beneficial effects: by arranging the annular dust collector, a large amount of dust raised in the deep digging process can be properly collected, so that the environmental pollution is reduced, the physical health of constructors is ensured, and the potential safety hazard of the device is eliminated; according to the invention, by arranging the limit plate and the stroke limit cylinder, personnel can conveniently limit the deep digging stroke of the device according to construction requirements, the problem of insufficient or excessive deep digging amount of the device in the construction process is avoided, subsequent additional construction is not needed, the additional workload of the device is reduced, and the construction progress of a project is accelerated; the detachable annular dust collector and the transmission part are arranged, so that the easily damaged part can be conveniently mounted and dismounted by personnel, the maintenance and the replacement are convenient, the time and the labor are saved, and the operation cost of the device is saved.
Drawings
The invention is further described below with reference to the accompanying drawings and examples;
FIG. 1 is a front partial sectional view of the overall construction of a first embodiment of the invention;
FIG. 2 is a left side sectional view showing the overall structure of the first embodiment of the present invention;
FIG. 3 is a top view of the overall structure of the first embodiment of the present invention;
FIG. 4 is a bottom view of the overall structure of the first embodiment of the present invention;
fig. 5 is a perspective view of a locking block of the first embodiment of the present invention;
fig. 6 is a front partial sectional view of the overall structure of the second embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.
The following disclosure provides many different embodiments, or examples, for implementing different aspects of the invention.
Referring to fig. 1 to 5, a construction apparatus for municipal construction shown in an embodiment of the present application includes:
a base 1;
the dust removal unit comprises an annular dust collector, the annular dust collector is detachably arranged in the construction hole of the base 1 to divide the construction hole into a first space at the upper part and a second space at the lower part, the annular dust collector is communicated with the air pump 26 through a dust collection pipe 25, the air pump 26 is communicated with the dust collection box 28 through a dust collection pipe 27, and the bottoms of the dust collection box 28 and the air pump 26 are respectively fixedly connected with two opposite corners at one side of the top of the base 1;
In one embodiment of the present invention, referring to fig. 6, the ring-shaped vacuum cleaner is installed in the construction hole of the base 1 through the fixing plate 22, a first hole for the transmission part 17 to pass through and a plurality of second holes 32 distributed along the circumference of the first hole are formed in the middle of the fixing plate 22, the plurality of second holes 32 are formed in at least one concentric circle and then located between the ring-shaped vacuum cleaner and the second holes 32, the second holes 32 are provided with the flaps 31, and the flaps 31 are disposed on the inner top surface of the fixing plate 22. The fixing plate 22 is located between the first space and the second space. When the air pump 26 is not operating, the flap 31 engages the fixed plate 22 to close off the second aperture 32 and prevent dust from being discharged to the environment. When the air pump 26 is operated, the flap 31 is opened by suction to form a ventilation channel with the second hole 32, air flows in from the second hole 32 of the fixing plate 22 to form an air flow, and the air flow sends dust raised by the deep digging operation into the annular dust collector.
In one embodiment of the present invention, one end of the flap 31 is fixed to the inner side surface of the fixed plate 22 so that the flap 31 can be opened to form a ventilation passage with the second hole 32, and when the air pump 26 is started, air flows in from the second hole 32 of the fixed plate 22 to form an air flow which sends dust raised by the deep digging operation into the ring vacuum cleaner. Preferably, the openings of all the vent passages are arranged in the tangential direction of the circle. Air flows in from the second holes 32 of the fixing plate 22 to form a vortex air flow, and dust raised by deep digging operation is sent into the annular dust collector through the side wall of the annular dust collecting air, so that the dust collecting efficiency is improved.
In one embodiment of the present invention, the ring-shaped dust collector comprises a dust hood 23 and a screen plate 24, wherein the screen plate 24 is arranged on the end surface or the side surface of the dust hood 23, so that the air flow can enable dust raised by deep digging operation to enter the dust hood 23 through the screen plate 24, then enter the dust collection box 28 through the dust collection pipe 25 and the dust collection pipe 27, retain the dust through a molecular sieve honeycomb plate, and discharge dust-free air from an exhaust port, thereby improving dust collection efficiency and reducing the probability of dust overflowing from a space between the transmission part 17 and the fixing plate 22. The mesh plate 24 serves to block splashed sand.
In one embodiment of the invention, two guide rods 3 and two screw rods 4 are arranged inside the frame-shaped support 2, a lifting motor 5 is arranged at the top of the frame-shaped support 2, the lifting motor 5 is in driving connection with the screw rods 4, and a lifting platform 7 is connected with the screw rods 4 through ball nuts 6, so that the lifting platform moves up and down along the guide rods 3, and the stable lifting of the lifting platform 7 is realized.
In an embodiment of the invention, a limiting plate 21 is arranged below the lifting platform 7, the limiting plate 21 is sleeved on the guide rod 3, at least two stroke limiting cylinders 19 are arranged on the lifting platform 7 at intervals, and the stroke limiting cylinders 19 are connected with the limiting plate 21 through piston rods 20 to realize the lifting of the limiting plate 21.
In one embodiment of the present invention, the dust box 28 is provided with at least one exhaust port 29, and the exhaust port 29 is provided with a molecular sieve honeycomb plate 30 for filtering dust, reducing environmental pollution and ensuring the health of constructors. The molecular sieve honeycomb plate 30 can be detached and replaced periodically to ensure the filtering effect.
In one embodiment of the invention, the output end of the driving motor 8 is fixedly connected with the center of the top of the connecting block 9, the outer edge of the bottom of the connecting block 9 is fixedly connected with the outer edge of the top of the locking block 14 through the positioning hole 10, the positioning column 11, the locking screw hole 12 and the locking screw 13, and the centers of the bottom of the connecting block 9 and the top of the locking block 14 are fixedly sleeved with one end of the transmission part 17 through the limiting groove 15 and the limiting strip 16, so that the installation and the disassembly of the transmission part 17 are realized. The limiting grooves 15 are respectively formed in the other two sides of the bottom of the connecting block 9 and the top of the locking block 14, limiting strips 16 are embedded in the limiting grooves 15, and the limiting strips 16 are respectively symmetrically arranged on two sides of one end of the transmission portion 17. The locking screw holes 12 are respectively arranged at the bottom of the connecting block 9 and at the four corners of the top of the locking block 14. The locking screw 13 is embedded in the locking screw hole 12. The positioning holes 10 are respectively arranged on two sides of the top of the locking block 14, positioning columns 11 are embedded in the positioning holes 10, and the positioning columns 11 are respectively arranged on two sides of the bottom of the connecting block 9.
According to a second aspect of the invention, a construction process for municipal civil engineering is provided, which is characterized by comprising the following steps:
1) the lifting platform 7 is fixedly sleeved on the screw rod 4 through the ball nut 6, the lifting platform 7 and the limiting plate 21 are movably sleeved on the guide rod, prefabricated sectional materials are spliced into the frame-shaped support 2, the guide rod, the screw rod 4, the lifting platform 7 and the limiting plate 21 are embedded into the frame-shaped support 2, the driving motor 8 is fixed on the lifting platform 7, the connecting block 9 is fixedly connected with the output end of the driving motor 8, the screw rod 4 is fixedly connected with the output end of the lifting motor 5, the limiting strip 16 is embedded into the limiting groove 15, the positioning column 11 is embedded into the positioning hole 10, the locking screw 13 is embedded into the locking screw hole 12, the locking block 14 is fixed on the connecting block 9, and the transmission part 17 is fixedly connected with the output end of the driving motor 8;
2) mounting a frame support on a base 1, embedding an annular dust collector on a fixing plate 22, embedding the fixing plate 22 on the base 1, then mounting a stroke limiting cylinder 19 on a lifting platform 7, mounting a limiting plate 21 on a piston rod 20 at the output end of the stroke limiting cylinder 19, fixing an air pump 26 and a dust box 28 on the base 1, communicating the annular dust collector with the air pump 26 through a dust collection pipe 25, then embedding a molecular sieve honeycomb plate 30 on an exhaust port 29 of the dust box 28;
3) the base 1 is transferred to a designated area to be deeply dug, a stroke limiting cylinder 19 drives a piston rod 20 to enable a limiting plate 21 to descend to a proper position along a guide rod and a screw rod 4 to limit the deep digging stroke, then a lifting motor 5 rotates the screw rod 4 to enable a ball nut 6 to drive a lifting platform 7 to descend along the guide rod and the screw rod 4, and meanwhile a driving motor 8 rotates a construction part 18 to perform deep digging operation on the designated area;
4) the air pump 26 is turned on, so that the dust raised by the deep digging operation enters the dust hood 23 of the ring shaped dust collector through the mesh plate 24 of the ring shaped dust collector, then enters the dust collection box 28 through the dust collection pipe 25 and the dust collection pipe 27, and is intercepted by the molecular sieve honeycomb plate 30 to leave the dust, and the dust-free air is discharged from the air outlet 29.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A construction equipment that municipal works used which characterized in that includes:
a base;
the dust removal unit comprises an annular dust collector, the annular dust collector is detachably arranged in the construction hole of the base to divide the construction hole into a first space at the upper part and a second space at the lower part, the annular dust collector is communicated with the air pump through a dust collection pipe, and the air pump is communicated with the dust collection box through a dust collection pipe;
the frame-shaped support, the frame-shaped support sets up on the base, be equipped with the elevating platform in the frame-shaped support, install driving motor on the elevating platform, driving motor's output is connected with transmission portion, construction portion is installed to the other end of transmission portion, the one end that is equipped with construction portion in the transmission portion can pass the construction hole of annular dust catcher and base to extend to in the second space.
2. The construction device for the municipal civil engineering according to claim 1, wherein the ring vacuum cleaner is installed in the construction hole of the base through a fixing plate, a first hole for the transmission part to pass through and a plurality of second holes distributed along the circumference of the first hole are formed in the middle of the fixing plate, the second holes are formed into at least one concentric circle and then located between the ring vacuum cleaner and the second holes, and the second holes are provided with flaps which are arranged on the inner top surface of the fixing plate.
3. The apparatus of claim 2, wherein said flaps are fixed at one end to the inside of the plate so that said flaps open to form a vent channel, and wherein the openings of all said vent channels are arranged tangentially to the circle.
4. The construction equipment for municipal civil engineering according to claim 2 or 3, wherein the ring vacuum cleaner comprises a dust hood and a mesh plate, and the mesh plate is provided on an end face or a side face of the dust hood.
5. The construction equipment for municipal civil engineering according to claim 1, wherein the inside of the frame is provided with two guide rods and two lead screws, the top of the frame is provided with a lifting motor, the lifting motor is in driving connection with the lead screws, and the lifting platform is connected with the lead screws through ball nuts so that the lifting platform moves up and down along the guide rods.
6. The construction device for the municipal civil engineering according to claim 1 or 5, wherein a limiting plate is arranged below the elevating platform, at least two stroke limiting cylinders are arranged on the elevating platform at intervals, and the stroke limiting cylinders are connected with the limiting plate through piston rods so as to realize the lifting of the limiting plate.
7. The construction equipment of claim 1, wherein the dust box is provided with at least one exhaust port, and the exhaust port is provided with a molecular sieve honeycomb plate.
8. The construction device for the municipal civil engineering according to claim 1, wherein the output end of the driving motor is fixedly connected to the center of the top of the connecting block, the outer edge of the bottom of the connecting block is fixedly connected to the outer edge of the top of the locking block through a positioning hole, a positioning column, a locking screw hole and a locking screw, and the centers of the bottom of the connecting block and the top of the locking block are fixedly sleeved to one end of the transmission part through a limiting groove and a limiting strip.
9. A construction process for municipal civil engineering is characterized by comprising the following steps:
1) mounting a frame support on a base, embedding an annular dust collector on a fixed plate, embedding the fixed plate on the base, mounting a stroke limiting cylinder on a lifting platform, mounting a limiting plate on a piston rod at the output end of the stroke limiting cylinder, fixing an air pump and a dust collection box on the base, communicating the annular dust collector with the air pump through a dust collection pipe, connecting the air pump with the dust collection box through a dust collection pipe, and embedding a molecular sieve honeycomb plate on an exhaust port of the dust collection box;
2) the base is transferred to a specified area to be deeply dug, the stroke limiting cylinder drives the piston rod to enable the limiting plate to descend to a proper position along the guide rod and the screw rod, the deep digging stroke is limited, the screw rod is rotated through the lifting motor, the ball nut drives the lifting platform to descend along the guide rod and the screw rod, and meanwhile, the driving motor rotates the construction part to perform deep digging operation on the specified area;
3) and starting the air pump, enabling dust raised by the deep digging operation to enter a dust hood of the annular dust collector through a screen plate of the annular dust collector, then entering a dust collection box through a dust collection pipe and a dust collection pipe, and discharging dust-free air from an exhaust port by retaining the dust through a molecular sieve honeycomb plate.
10. The construction process for municipal civil engineering according to claim 9, wherein, prior to step 1), the elevating platform is fixedly sleeved on the lead screw by a ball nut, the elevating platform and the limiting plate are movably sleeved on the guide rod, the prefabricated profile is spliced into the frame-shaped bracket, the guide rod, the lead screw, the elevating platform and the limiting plate are embedded inside the frame-shaped bracket, the driving motor is fixed on the elevating platform, the connecting block is fixedly connected with the output end of the driving motor, the lead screw is fixedly connected with the output end of the elevating motor, the limiting strip is embedded into the limiting groove, the positioning column is embedded into the positioning hole, the locking screw is embedded into the locking screw hole, the locking block is fixed on the connecting block, and the transmission part is fixedly connected with the output end of the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110149840.4A CN112982520A (en) | 2021-02-03 | 2021-02-03 | Construction device and process for municipal civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110149840.4A CN112982520A (en) | 2021-02-03 | 2021-02-03 | Construction device and process for municipal civil engineering |
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| Publication Number | Publication Date |
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| CN112982520A true CN112982520A (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110149840.4A Pending CN112982520A (en) | 2021-02-03 | 2021-02-03 | Construction device and process for municipal civil engineering |
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| CN (1) | CN112982520A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1502295A (en) * | 2002-11-21 | 2004-06-09 | 三星光州电子株式会社 | Cyclone dust collection filter or suction cleaner |
| CN104695861A (en) * | 2015-03-18 | 2015-06-10 | 济南大学 | Hand-push type trench excavator |
| CN109296313A (en) * | 2018-08-21 | 2019-02-01 | 杜鑫 | A kind of building ground perforating device with dust reduction capability |
| CN110074731A (en) * | 2019-04-28 | 2019-08-02 | 哈尔滨工程大学 | A kind of ground sundries cleaning storage robot |
| CN111716556A (en) * | 2020-06-10 | 2020-09-29 | 陆军 | Building roof vertical drilling device for building construction |
| CN212454320U (en) * | 2020-02-29 | 2021-02-02 | 新疆曙疆工程建设有限公司 | Novel drilling for hydraulic engineering device |
-
2021
- 2021-02-03 CN CN202110149840.4A patent/CN112982520A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1502295A (en) * | 2002-11-21 | 2004-06-09 | 三星光州电子株式会社 | Cyclone dust collection filter or suction cleaner |
| CN104695861A (en) * | 2015-03-18 | 2015-06-10 | 济南大学 | Hand-push type trench excavator |
| CN109296313A (en) * | 2018-08-21 | 2019-02-01 | 杜鑫 | A kind of building ground perforating device with dust reduction capability |
| CN110074731A (en) * | 2019-04-28 | 2019-08-02 | 哈尔滨工程大学 | A kind of ground sundries cleaning storage robot |
| CN212454320U (en) * | 2020-02-29 | 2021-02-02 | 新疆曙疆工程建设有限公司 | Novel drilling for hydraulic engineering device |
| CN111716556A (en) * | 2020-06-10 | 2020-09-29 | 陆军 | Building roof vertical drilling device for building construction |
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Application publication date: 20210618 |
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