CN108519047B - Scraping bar - Google Patents
Scraping bar Download PDFInfo
- Publication number
- CN108519047B CN108519047B CN201810329871.6A CN201810329871A CN108519047B CN 108519047 B CN108519047 B CN 108519047B CN 201810329871 A CN201810329871 A CN 201810329871A CN 108519047 B CN108519047 B CN 108519047B
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- China
- Prior art keywords
- pointer
- led display
- fixed support
- conductive contact
- scraping bar
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- 238000007790 scraping Methods 0.000 title claims abstract description 35
- 238000010276 construction Methods 0.000 description 20
- 239000002344 surface layer Substances 0.000 description 8
- 238000012937 correction Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/24—Use of tools
Abstract
The invention relates to a scraping bar for checking the flatness of various building object floors, which comprises a cuboid wear-resistant light scraping bar, wherein a flatness monitor is arranged on the front side surface of the scraping bar, a power supply and a switch knob are arranged in the middle of the upper side surface, and an LED display is respectively arranged at the left end and the right end of the scraping bar; the flatness monitor comprises a fixed support arranged on the front side surface of the scraping bar, a pointer which is hung and swings freely is arranged in the middle of the fixed support, two sides of the pointer are respectively connected with a movable high-sensitivity conductive contact sheet, and a driving device and a contact sheet control knob for controlling the contact sheet to move in the horizontal direction are arranged on the fixed support; one end of each movable high-sensitivity conductive contact piece is connected with one end of an LED display through a circuit, and the other end of the LED display is connected with a power supply, a switch knob and a fixed end of a pointer in series through a circuit; the invention has simple structure, is easy to be mastered by operators, and has the over-limit reminding and operation correcting functions.
Description
Technical Field
The invention relates to the technical field of daily building surface layer construction operation, in particular to a scraping bar for checking flatness of various building surface layers.
Background
Along with the continuous development of society and the continuous progress of science and technology, building materials, patterns and purposes begin to be diversified, meanwhile, novel floors, floors and roofs with different specifications and different construction requirements begin to emerge gradually, and along with the continuous improvement of the construction requirements of various surface layers of a building, the requirements on construction machines are also improved continuously.
Flatness is used as an important index for quality inspection of various surface layers of a building, plays a decisive role in the overall visual quality of various surface layers of the building, however, in daily construction, the flatness control targets of the surface layers of the building such as the ground are often difficult to realize, and the construction quality is often not reliably guaranteed.
At present, in actual construction, a plurality of construction machines are mainly controlled by a conventional measurement means to achieve the flatness target, however, although the large-scale construction leveling machine is simple to operate and quick in construction progress, the overall flatness tends to deviate greatly; the small construction machine has the defects of small working surface, slow construction progress, difficult grasp and the like; the conventional measurement means has larger influence errors due to environment, instruments and the like: so the main flatness control construction machine is a scraping bar. The conventional scraping bar is greatly influenced by materials, construction environments and the like. The novel hydraulic wrench is easy to deform and wear, is difficult to grasp in operation, and has high requirements on the level of workers. Many times, the construction quality of the scraping bar is often determined by the operation level of workers, and the uncertainty is extremely high.
Therefore, it is highly desirable to provide a bar which is robust, simple in construction, easy to grasp by an operator, and has an operation correcting function, so as to meet the current construction requirements of the building surface.
Disclosure of Invention
The invention provides a scraping bar which is firm and durable, simple in structure, easy to grasp by an operator and has an operation correcting function so as to meet the requirements of the current building surface layer construction, and aims to solve the problems that the operation of the existing scraping bar is not easy to grasp, the construction quality of the scraping bar is often determined by the operation level of workers and the uncertainty is extremely high.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a scrape thick stick, includes and is the wear-resisting light thick stick that scrapes of cuboid, scrapes the front side of thick stick and is provided with the roughness monitor, is provided with power and switch knob in the centre of the upside, and the left and right sides of upside sets up an LED display respectively; the flatness monitor comprises a fixed support arranged on the front side surface of the scraping bar, a pointer which is hung and swings freely is arranged in the middle of the fixed support, a movable high-sensitivity conductive contact sheet is respectively connected to the fixed support on two sides of the pointer, and a driving device and a contact sheet control knob for controlling the movable high-sensitivity conductive contact sheet to move in the horizontal direction are arranged on the fixed support; one end of each movable high-sensitivity conductive contact piece is connected with one end of an LED display through a circuit, and the other end of the LED display is connected with a power supply, a switch knob and a fixed end of a pointer in series through a circuit.
When the touch sheet control knob is actually rotated on site, the distance between the two movable high-sensitivity conductive touch sheets is adjusted, the distance between the two movable high-sensitivity conductive touch sheets is the corresponding flatness limit value, then whether a power supply and a pointer are normal or not is checked, after the operation is completed completely, the switch knob is rotated, the power supply is turned on, then the operation is started, when the flatness of the scraping bar reaches the flatness limit value, the pointer contacts with the movable high-sensitivity conductive touch sheets, the LED display is lightened, the position of the lightened LED display is observed, the deviation direction can be determined to be changed, the operation correction is carried out at the same time, the pointer is disconnected from the movable high-sensitivity conductive touch sheets when the adjustment is carried out within the flatness requirement range, and the LED display is extinguished. When the deviation occurs again, the above procedure is repeated.
After the scraping bar is electrified, the pointer is matched with the movable high-sensitivity conductive contact sheet to prompt the operation beyond the allowable range, so that an operator can perform operation correction, and the flatness is effectively controlled.
The flatness monitor is connected with the LED display through a circuit, when the pointer is contacted with the contact piece, the circuit is connected, the LED display is lightened, the flatness exceeds the limit value, and the operation needs to be adjusted.
Further, the driving device comprises a fixing rod arranged on the fixing support, sliding rails are arranged at the upper end and the lower end of the fixing rod, toothed sliding sheets are horizontally arranged in the sliding rails, toothed parts of the toothed sliding sheets positioned on the upper sliding rail and the lower sliding rail are oppositely arranged, a gear is meshed between the upper sliding sheet and the lower sliding sheet, two movable high-sensitivity conductive contact sheets are respectively connected with one of the two toothed sliding sheets through connecting sheets, and a contact sheet control knob is connected with the center of the gear.
The contact piece control knob controls the middle gear to rotate, the upper toothed sliding piece and the lower toothed sliding piece move in opposite directions on the fixed rod provided with the sliding rail through the gear, and meanwhile, the movable high-sensitivity conductive contact piece is driven to move in opposite directions through the connecting piece to adjust the deviation range.
Compared with the prior art, the invention has the following beneficial effects:
the invention has the advantages of firmness, durability, simple structure, easy grasp by operators, overrun reminding and operation correction functions, and can meet various use requirements, and easy grasp by operators so as to meet the requirements of the current building surface layer construction. After the scraping bar is electrified, the pointer is matched with the movable high-sensitivity conductive contact sheet to prompt the operation beyond the allowable range, so that an operator can perform operation correction, and the flatness is effectively controlled. The scraping bar can be used for leveling operation and also can be used for a plane flatness detection tool; the device can also be used as a scraping bar to use a teaching tool, and the unique monitoring reminding device is helpful for operators to cultivate and operate handfeel and improve skill proficiency.
Drawings
Fig. 1 is a front view of the external appearance of the doctor blade of the invention.
Fig. 2 is a simplified circuit diagram of a cross-section of a doctor blade of the invention.
Fig. 3 is a top view of a doctor bar of the invention.
Fig. 4 is an external side view of the doctor bar of the invention.
Fig. 5 is a schematic structural view of a driving device for controlling the movement of the movable high-sensitivity conductive contact.
Fig. 6 is a side view of fig. 5.
The figures are labeled as follows:
the touch screen comprises a fixed support, a pointer, a movable high-sensitivity conductive contact sheet, a control knob, a handle, an LED display, an emergency power supply, a switch knob, a scraping bar, a fixed rod, a sliding rail, a toothed sliding sheet, a gear and a connecting sheet.
Detailed Description
The invention is further illustrated below with reference to specific examples.
Example 1
As shown in fig. 1, a scraping bar comprises a cuboid wear-resistant light scraping bar 10, wherein a flatness monitor is arranged on the front side surface of the scraping bar 10, a power supply 8 and a switch knob 9 are arranged in the middle of the upper side surface, and an LED display 6 is respectively arranged at the left end and the right end of the upper side surface; the flatness monitor comprises a fixed support 1 arranged on the front side surface of a scraping bar 10, a pointer 2 which is hung and swings freely is arranged in the middle of the fixed support 1, a movable high-sensitivity conductive contact sheet 3 is respectively connected to the fixed support 1 positioned on two sides of the pointer 2, and a driving device and a contact sheet control knob 4 for controlling the movable high-sensitivity conductive contact sheet 3 to move in the horizontal direction are arranged on the fixed support 1; one end of each movable high-sensitivity conductive contact sheet 3 is connected with one end of an LED display 6 through a circuit, and the other end of the LED display 6 is connected with a power supply 8, a switch knob 9 and the fixed end of the pointer 2 in series through a circuit.
The power supply 8 selects a chargeable storage battery as a power supply, and the switch knob 4 controls whether the whole monitoring circuit operates or not.
The flatness monitor is installed on the front side surface of the wear-resistant light scraping bar 10 in an embedded fixing mode, and all components of the flatness monitor are installed on the wear-resistant light scraping bar 10 in an embedded fixing mode to form a reliable whole.
The contact piece control knob 4 is used for adjusting the movable high-sensitivity conductive contact piece 3 to a specified flatness limit value, the flatness monitor is connected with the LED display 6 through a circuit, the switch knob 9 is connected with the power supply 8 through a circuit and used for controlling the circuit to supply power, the pointer 2 is matched with the movable high-sensitivity conductive contact piece 3, and when the two connected circuits are connected, the LED display 6 on one side is lightened to prompt.
Further, as shown in fig. 5, the driving device comprises a fixing rod 11 arranged on the fixing support 1, sliding rails 12 are respectively arranged at the upper end and the lower end of the fixing rod 11, toothed sliding plates 13 are horizontally arranged in the sliding rails 12, toothed parts of the toothed sliding plates 13 positioned on the upper sliding rail 12 and the lower sliding rail 12 are oppositely arranged, a gear 14 is meshed between the upper sliding plate 13 and the lower sliding plate 13, two movable high-sensitivity conductive contact plates 3 are respectively connected with one of the two toothed sliding plates 13 through connecting plates 15, and the contact plate control knob 4 is connected with the center of the gear 14.
The driving device comprises two fixing rods 11, sliding rails 12 are respectively arranged at the upper end and the lower end of each fixing rod 11, a connecting rod is welded at the center of each gear 14, one end of each connecting rod is connected with the center of each gear 14, and the other end of each connecting rod is connected with a contact piece control knob 4. The arrangement of the two fixing rods 11 makes the arrangement of the slide rail 12 more stable.
The connecting piece 15 is adhered to the toothed sliding piece 13, the middle gear 14 rotates, the upper toothed sliding piece 13 and the lower toothed sliding piece 13 move oppositely or reversely on the fixed rod 11 provided with the sliding rail 12 through the gear 14, and meanwhile, the connecting piece 15 drives the movable high-sensitivity conductive contact piece 3 to move oppositely or reversely to adjust the deviation range.
The upper side of the scraping bar 10 is also provided with an emergency power supply 7, and the emergency power supply 7 is also connected with the movable high-sensitivity conductive contact sheet 3, the pointer 2, the LED display 6 and the switch knob 9 in series. The emergency power supply 7 can select a dry battery box as a standby power supply.
As shown in fig. 1, 3 and 4, the upper side of the scraping bar 10 is also provided with a handle 5. Two handles 5 are respectively arranged at two ends of the upper side surface of the scraping bar 10. The comfortable handle 5 can effectively relieve the operation fatigue of an operator.
When the scraping bar is used for operation, the handles 5 are held by both hands, the operation is started, when the flatness of the scraping bar reaches or exceeds the limit value, the pointer 2 is in contact with the movable high-sensitivity conductive contact sheet 3, a circuit is connected, the LED display 6 on one side is lightened to prompt, the deviation position can be determined according to the lightening position of the prompting lamp, corresponding adjustment is carried out, when the adjustment is within the limit value, the pointer 2 is disconnected from the movable high-sensitivity conductive contact sheet 3, the prompting lamp is extinguished, and the operation device continues to repeat the monitoring process.
As shown in fig. 1, an arc scale is arranged on a fixed support 1 positioned at a pointer 2, so that an operator can conveniently adjust the allowable deviation range, and the visual sense is more visual.
When the device is used as a plane flatness detection tool, the handle 5 is held by hand, the device is placed on a plane, the reading of the pointer 2 is observed, the flatness can be determined, and when the LED display 6 is lightened, the flatness is not qualified.
The scraping bar can also be used as a teaching tool for the scraping bar, and the unique monitoring reminding device is helpful for operators to cultivate and operate handfeel and improve skill proficiency.
Claims (5)
1. The utility model provides a scrape thick stick, its characterized in that includes and scrapes thick stick (10) of wear-resisting light of cuboid, scrapes the leading flank of thick stick (10) and is provided with the roughness monitor, is provided with power (8) and switch knob (9) in the middle of the upside, and the both ends are provided with an LED display (6) respectively about the upside; the flatness monitor comprises a fixed support (1) arranged on the front side surface of a scraping bar (10), a pointer (2) which is hung and swings freely is arranged in the middle of the fixed support (1), a movable high-sensitivity conductive contact piece (3) is respectively connected to the fixed support (1) positioned on two sides of the pointer (2), and a driving device and a contact piece control knob (4) for controlling the movable high-sensitivity conductive contact piece (3) to move in the horizontal direction are arranged on the fixed support (1); one end of each movable high-sensitivity conductive contact sheet (3) is connected with one end of an LED display (6) through a circuit, and the other end of the LED display (6) is connected with a power supply (8), a switch knob (9) and the fixed end of the pointer (2) in series through the circuit;
the driving device comprises a fixed rod (11) arranged on a fixed support (1), sliding rails (12) are arranged at the upper end and the lower end of the fixed rod (11), toothed sliding sheets (13) are horizontally arranged in the sliding rails (12), toothed parts of the toothed sliding sheets (13) positioned on the upper sliding rail and the lower sliding rail (12) are oppositely arranged, a gear (14) is meshed between the upper sliding sheet and the lower sliding sheet (13), two movable high-sensitivity conductive contact sheets (3) are respectively connected with one of the two toothed sliding sheets (13) through connecting sheets (15), and a contact sheet control knob (4) is connected with the center of the gear (14);
the driving device comprises two fixing rods (11), sliding rails (12) are respectively arranged at the upper end and the lower end of each fixing rod (11), a connecting rod is welded at the center of each gear (14), one end of each connecting rod is connected with the center of each gear (14), and the other end of each connecting rod is connected with a contact piece control knob (4).
2. A bar according to claim 1, characterized in that the flatness monitor is mounted on the front side of the wear-resistant light bar (10) by means of an embedded fixation.
3. A doctor blade according to claim 1 or 2, characterized in that the upper side of the doctor blade (10) is further provided with an emergency power supply (7), said emergency power supply (7) being also connected in series with the movable highly sensitive conductive contact (3), the pointer (2), the LED display (6) and the switch knob (9).
4. A doctor blade according to any of claims 1 or 2, characterized in that the upper side of the doctor blade (10) is further provided with a handle (5).
5. A doctor blade according to claim 1 or 2, characterized in that an arc-shaped scale is provided on the stationary support (1) at the pointer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810329871.6A CN108519047B (en) | 2018-04-13 | 2018-04-13 | Scraping bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810329871.6A CN108519047B (en) | 2018-04-13 | 2018-04-13 | Scraping bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108519047A CN108519047A (en) | 2018-09-11 |
| CN108519047B true CN108519047B (en) | 2024-03-22 |
Family
ID=63432526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810329871.6A Active CN108519047B (en) | 2018-04-13 | 2018-04-13 | Scraping bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108519047B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041268U (en) * | 1988-05-31 | 1989-07-19 | 侯光琳 | Warner for vehicle inclination |
| CN2105683U (en) * | 1991-09-07 | 1992-05-27 | 朴在林 | Dry reed pipe double joint pressure gauge |
| CN1174139A (en) * | 1996-08-20 | 1998-02-25 | 袁治平 | Automobile safety distance alarm system |
| CN103949997A (en) * | 2014-05-21 | 2014-07-30 | 太仓华天冲压五金制品厂 | Movable clamp for resistor processing |
| CN203820341U (en) * | 2014-05-06 | 2014-09-10 | 宁夏煤炭基本建设有限公司 | Perpendicular lifting tipping preventing alarm for tower crane |
| CN205607385U (en) * | 2016-04-13 | 2016-09-28 | 青岛市房屋建设集团股份有限公司 | Building levelness detection device |
| CN205637514U (en) * | 2016-05-10 | 2016-10-12 | 江苏建筑职业技术学院 | Multi -functional darby of plastering |
| CN206329922U (en) * | 2016-12-23 | 2017-07-14 | 永和食品（中国）股份有限公司 | A kind of pipeline safety alarm |
| CN208042984U (en) * | 2018-04-13 | 2018-11-02 | 山西八建集团有限公司 | A kind of darby |
-
2018
- 2018-04-13 CN CN201810329871.6A patent/CN108519047B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041268U (en) * | 1988-05-31 | 1989-07-19 | 侯光琳 | Warner for vehicle inclination |
| CN2105683U (en) * | 1991-09-07 | 1992-05-27 | 朴在林 | Dry reed pipe double joint pressure gauge |
| CN1174139A (en) * | 1996-08-20 | 1998-02-25 | 袁治平 | Automobile safety distance alarm system |
| CN203820341U (en) * | 2014-05-06 | 2014-09-10 | 宁夏煤炭基本建设有限公司 | Perpendicular lifting tipping preventing alarm for tower crane |
| CN103949997A (en) * | 2014-05-21 | 2014-07-30 | 太仓华天冲压五金制品厂 | Movable clamp for resistor processing |
| CN205607385U (en) * | 2016-04-13 | 2016-09-28 | 青岛市房屋建设集团股份有限公司 | Building levelness detection device |
| CN205637514U (en) * | 2016-05-10 | 2016-10-12 | 江苏建筑职业技术学院 | Multi -functional darby of plastering |
| CN206329922U (en) * | 2016-12-23 | 2017-07-14 | 永和食品（中国）股份有限公司 | A kind of pipeline safety alarm |
| CN208042984U (en) * | 2018-04-13 | 2018-11-02 | 山西八建集团有限公司 | A kind of darby |
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| Publication number | Publication date |
|---|---|
| CN108519047A (en) | 2018-09-11 |
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