CN108844764B - Jack quality detection equipment and detection method for civil air defense door - Google Patents
Jack quality detection equipment and detection method for civil air defense door Download PDFInfo
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- CN108844764B CN108844764B CN201810793085.1A CN201810793085A CN108844764B CN 108844764 B CN108844764 B CN 108844764B CN 201810793085 A CN201810793085 A CN 201810793085A CN 108844764 B CN108844764 B CN 108844764B
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 230000007123 defense Effects 0.000 title claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- General Physics & Mathematics (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a jack quality detection device for a civil air defense door and a detection method, wherein the jack quality detection device comprises a frame, and a pressure plate is horizontally arranged in the frame; the pressure plate is movably connected with four threaded rods penetrating through the top surface and the bottom surface of the pressure plate, one end of each threaded rod is screwed with a nut, the other end of each threaded rod is fixedly connected with the inner wall of the bottom of the frame, and the nut is positioned above the pressure plate; a plurality of compression springs are arranged between the bottom of the pressure plate and the inner wall of the bottom end of the frame; a supporting plate is fixedly connected to one side wall of the frame; the top surface of the supporting plate is provided with a transmission mechanism; the output end of the transmission mechanism penetrates through the frame; the frame is provided with pressure scale values; the jack has the advantages that the jack is compact in structure and simple to operate, whether the quality of the jack for the civil air defense door is qualified or not can be accurately detected, so that errors can not occur when the civil air defense door is installed, the requirement of qualified installation of the civil air defense door is met, the working efficiency is improved, and the resource waste caused by multiple installation is reduced; is suitable for popularization and application.
Description
Technical Field
The invention relates to the technical field of jack detection equipment, in particular to jack quality detection equipment for a civil air defense door and a detection method.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and comprises a common single-leaf protective airtight door, a common double-leaf protective airtight door, a common airtight door, a movable threshold single-leaf protective airtight door, a movable threshold double-leaf protective airtight door and a plurality of civil air defense devices such as airtight doors; the door used for emergency air defense, such as a very thick cement-filled door arranged in an underground garage in a district, and also a door of an emergency shelter, belong to people air defense doors, are used for protecting refuge crowds and are used for blocking the door for blasting killing; jack is one of the important tools in installing civil air defense doors; the qualified jack is an important foundation for perfectly installing the civil air defense door.
Disclosure of Invention
The invention aims to provide a quality detection device and a quality detection method for a jack for a civil air defense door, which are used for detecting the quality problem of the jack for the civil air defense door.
In order to achieve the purpose, the technical scheme of the invention is that the jack quality detection equipment for the civil air defense door comprises a frame, wherein a pressure plate is horizontally arranged in the frame; the pressure plate is movably connected with four threaded rods penetrating through the top surface and the bottom surface of the pressure plate, one end of each threaded rod is screwed with a nut, the other end of each threaded rod is fixedly connected with the inner wall of the bottom of the frame, and the nut is positioned above the pressure plate; a plurality of compression springs are arranged between the bottom of the pressure plate and the inner wall of the bottom end of the frame;
a supporting plate is fixedly connected to one side wall of the frame; the top surface of the supporting plate is provided with a transmission mechanism; the output end of the transmission mechanism penetrates through the frame;
the frame is provided with pressure scale values.
Further, the pressure plate is a square plate, and the four threaded rods are respectively positioned at positions, close to four corners, of the pressure plate.
Further, one end of the compression spring is connected with the bottom of the pressure plate, and the other end of the compression spring is fixedly connected with the inner wall of the bottom end of the frame.
Further, the frame includes a base plate; the top surface of the bottom plate is vertically connected with two parallel side plates, and a gap is reserved between the two side plates; the top of the two side plates is connected with a top plate; the two ends of the top plate are respectively and vertically connected with the tops of the two side plates; the outer side walls of the bottom ends of the two side plates are respectively provided with a plurality of reinforcing ribs;
two fixing plates which are parallel to each other are connected to the outer side wall of one side plate; the bottom ends of the two fixing plates are vertically connected with the bottom plate; the two fixing plates and the supporting plate are positioned on the same side of the side plate and are respectively positioned on two sides of the supporting plate.
Further, the transmission mechanism comprises a shell fixedly connected with the supporting plate and a manual crank penetrating through the front end face and the rear end face of the shell, the manual crank is rotatably connected with the shell, a first bevel gear is fixedly arranged on the manual crank, and the first bevel gear is positioned in the shell;
an output shaft is also rotatably connected inside the shell; the two ends of the output shaft are perpendicular to the inner walls of the two sides of the shell, and one end of the output shaft penetrates through the shell and extends into the frame; a second bevel gear meshed and matched with the first bevel gear is fixedly arranged on the output shaft; the end face of one end of the output shaft extending into the frame is provided with a bayonet matched with the input end of the jack.
Further, a pressure sensor is arranged on the top surface of the bottom plate; and one side of the side plate, which is far away from the supporting plate, is provided with a display electrically connected with the pressure sensor.
Further, rings are fixedly connected to the top surface of the top plate.
The detection method of the jack quality detection equipment for the civil air defense door comprises the following steps:
s1, firstly, placing a jack on a pressure plate;
s2, adjusting nuts on the threaded rods to enable the input ends of the jacks to be connected with bayonets of the rotating shafts;
s3, marking a scale value a1 of the pressure plate in a state of not applying pressure;
s4, rotating the manual crank to enable the jack to work;
s5, after rotating to a set position, recording a scale value a2 of the pressure plate at the moment;
s6, calculating a difference value of a2-a 1;
s7, obtaining the pressure value of the state at the moment.
Further, the method also comprises the following steps:
s8, setting different formulated positions, and calculating a difference value;
and S9, comparing the calculated result with a specified value to judge whether the quality of the jack is qualified or not.
The invention has the following advantages: the quality detection equipment and the quality detection method for the jack for the civil air defense door are compact in structure and simple to operate, and can accurately detect whether the quality of the jack for the civil air defense door is qualified or not, so that errors can not occur when the jack for the civil air defense door is installed, the requirement of qualified installation of the civil air defense door is met, the working efficiency is improved, and the resource waste caused by multiple installation is reduced; is suitable for popularization and application.
Drawings
Fig. 1 is a schematic diagram of a jack plane structure of a jack quality detection device and a jack plane structure of a detection method for a civil air defense door provided by embodiment 1 of the invention;
fig. 2 is a schematic diagram of the overall structure of a jack quality detection device for a civil air defense door according to embodiment 1 of the present invention;
fig. 3 is a schematic diagram of a frame structure of a jack quality detection device for a civil air defense door according to embodiment 2 of the present invention;
fig. 4 is a schematic diagram of a transmission structure of a jack quality detection device for a civil air defense door according to embodiment 3 of the present invention;
fig. 5 is a schematic side sectional view of a transmission structure of a jack quality detection device for a civil air defense door according to embodiment 3 of the present invention;
fig. 6 is a schematic front sectional view of a transmission structure of a jack quality detection device for a civil air defense door according to embodiment 3 of the present invention;
fig. 7 is a schematic diagram of a frame structure of a jack quality detection device for a civil air defense door according to embodiment 4 of the present invention;
fig. 8 is a schematic diagram of a frame structure of a jack quality detection device for a civil air defense door according to embodiment 5 of the present invention;
fig. 9 is a flow chart of a method for detecting quality of a jack for a civil air defense door according to embodiment 6 of the present invention.
Detailed Description
The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
Example 1
The invention provides a jack quality detection device for a civil air defense door, which is shown in fig. 2, and comprises a frame 1, wherein a pressure plate 6 is horizontally arranged in the frame 1; the pressure plate 6 is movably connected with four threaded rods 3 penetrating through the top surface and the bottom surface of the pressure plate, one end of each threaded rod 3 is screwed with a nut 2, the other end of each threaded rod is fixedly connected with the inner wall of the bottom of the frame 1, and the nuts 2 are positioned above the pressure plate 6; a plurality of compression springs 5 are arranged between the bottom of the pressure plate 6 and the inner wall of the bottom end of the frame 1; a supporting plate 8 is fixedly connected to one side wall of the frame 1; the top surface of the supporting plate 8 is provided with a transmission mechanism 4; the output end of the transmission mechanism 4 penetrates into the frame 6; the frame 1 is provided with a pressure scale value 7.
It should be noted that, in order to achieve a better detection effect, the pressure plate 6 is a square plate, and the four threaded rods 3 are respectively located at positions of the pressure plate 6 close to four corners; one end of the compression spring 5 is connected with the bottom of the pressure plate 6, and the other end of the compression spring is fixedly connected with the inner wall of the bottom end of the frame 1.
Example 2
The jack quality detection device for a civil air defense door provided by the embodiment 2 of the invention is basically the same as the embodiment 1, except that, referring to fig. 3, the frame 1 includes a bottom plate 13; the top surface of the bottom plate 13 is vertically connected with two parallel side plates 12, and a gap is reserved between the two side plates 12; the top of the two side plates 12 is connected with a top plate 11; the two ends of the top plate 11 are respectively and vertically connected with the tops of the two side plates 12; the outer side walls of the bottom ends of the two side plates 12 are provided with a plurality of reinforcing ribs 14.
It should be noted that, in order to achieve a better fixing effect, two fixing plates 15 parallel to each other are connected to the outer side wall of one of the side plates 12; the bottom ends of the two fixing plates 15 are vertically connected with the bottom plate 13; the two fixing plates 13 and the supporting plate 8 are located on the same side of the side plate 12 and are located on two sides of the supporting plate 8 respectively.
When in use, the two fixing plates can be used as supporting points of the supporting plate, so that the structure is more stable; the function of the reinforcing ribs is to stabilize the frame.
Example 3
The quality detection device for a jack for a civil air defense door provided in the embodiment 3 of the present invention is basically the same as that of the embodiment 2, and is different in that, referring to fig. 4, 5 and 6, the transmission mechanism 4 includes a housing 41 fixedly connected with the support plate 8 and a manual crank 42 penetrating through front and rear end surfaces of the housing 41, the manual crank 42 is rotatably connected with the housing 41, a first bevel gear 43 is fixedly arranged on the manual crank 42, and the first bevel gear 43 is located inside the housing 41; an output shaft 45 is also rotatably connected to the inside of the shell 41; the two ends of the output shaft 45 are perpendicular to the inner walls of the two sides of the housing 41, and one end of the output shaft penetrates through the housing 41 and extends into the frame 1; a second bevel gear 44 which is engaged and matched with the first bevel gear 43 is fixedly arranged on the output shaft 45; the end face of one end of the output shaft 45 extending into the frame 1 is provided with a bayonet matched with the input end of the jack.
When the manual crank is used, the manual crank can be transferred to the output shaft through the two bevel gears which are meshed, and then transferred to the input end of the jack; the bayonet is connected with the input end A of the jack.
Example 4
The quality detection device for a jack for a civil air defense door provided by the embodiment 4 of the invention is basically the same as that of the embodiment 3, except that as shown in fig. 7, the top surface of the bottom plate 13 is provided with a pressure sensor 131; the side plate 12 is provided with a display 121 electrically connected to the pressure sensor 131 at a side away from the support plate 8.
Example 5
The quality detection device for a jack for a civil air defense door provided by the embodiment 5 of the invention is basically the same as that of the embodiment 3, except that as shown in fig. 8, the top surface of the top plate 11 is fixedly connected with a hanging ring 111.
Example 6
The embodiment 6 of the invention provides a detection method of jack quality detection equipment for a civil air defense door, referring to fig. 9, the detection method comprises the following steps:
s1, firstly, placing a jack on a pressure plate;
s2, adjusting nuts on the threaded rods to enable the input ends of the jacks to be connected with bayonets of the rotating shafts;
s3, marking a scale value a1 of the pressure plate in a state of not applying pressure;
s4, rotating the manual crank to enable the jack to work;
s5, after rotating to a set position, recording a scale value a2 of the pressure plate at the moment;
s6, calculating a difference value of a2-a 1;
s7, obtaining a pressure value of the state at the moment;
s8, setting different formulated positions, and calculating a difference value;
s9, comparing the calculated result with a specified value to judge whether the quality of the jack is qualified or not
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (4)
1. The detection method of the jack quality detection equipment for the civil air defense door comprises a frame (1) and is characterized in that a pressure plate (6) is horizontally arranged in the frame (1); the pressure plate (6) is movably connected with four threaded rods (3) penetrating through the top surface and the bottom surface of the pressure plate, one end of each threaded rod (3) is screwed with a nut (2), the other end of each threaded rod is fixedly connected with the inner wall of the bottom of the frame (1), and the nut (2) is positioned above the pressure plate (6); a plurality of compression springs (5) are arranged between the bottom of the pressure plate (6) and the inner wall of the bottom end of the frame (1); the pressure plate (6) is a square plate, and the four threaded rods (3) are respectively positioned at the positions of the pressure plate (6) close to four corners; one end of the compression spring (5) is connected with the bottom of the pressure plate (6), and the other end of the compression spring is fixedly connected with the inner wall of the bottom end of the frame (1);
a supporting plate (8) is fixedly connected to one side wall of the frame (1); the top surface of the supporting plate (8) is provided with a transmission mechanism (4); the output end of the transmission mechanism (4) penetrates into the frame (1); the frame (1) comprises a base plate (13); the top surface of the bottom plate (13) is vertically connected with two parallel side plates (12), and a gap is reserved between the two side plates (12); the top of the two side plates (12) is connected with a top plate (11); two ends of the top plate (11) are respectively and vertically connected with the tops of the two side plates (12); the outer side walls of the bottom ends of the two side plates (12) are respectively provided with a plurality of reinforcing ribs (14); two fixing plates (15) which are parallel to each other are connected to the outer side wall of one side plate (12); the bottom ends of the two fixing plates (15) are vertically connected with the bottom plate (13); the two fixing plates (15) and the supporting plate (8) are positioned on the same side of the side plate (12) and are respectively positioned on two sides of the supporting plate (8);
the transmission mechanism (4) comprises a shell (41) fixedly connected with the supporting plate (8) and a manual crank (42) penetrating through the front end face and the rear end face of the shell (41), the manual crank (42) is rotationally connected with the shell (41), a first bevel gear (43) is fixedly arranged on the manual crank (42), and the first bevel gear (43) is positioned in the shell (41); an output shaft (45) is also rotatably connected inside the shell (41); two ends of the output shaft (45) are perpendicular to inner walls at two sides of the shell (41), and one end of the output shaft penetrates through the shell (41) and extends into the frame (1); a second bevel gear (44) which is meshed and matched with the first bevel gear (43) is fixedly arranged on the output shaft (45); one end face of the output shaft (45) extending into the frame (1) is provided with a bayonet matched with the input end of the jack;
the frame (1) is provided with pressure scale values (7);
the detection method comprises the following steps:
s1, firstly, placing a jack on a pressure plate (6);
s2, adjusting a nut (2) on the threaded rod (3) to enable the input end of the jack to be connected with a bayonet of the output shaft (45);
s3, recording a scale value a1 of the pressure plate (6) in a state of not applying pressure;
s4, rotating a manual crank (42) to enable the jack to work;
s5, after rotating to a set position, recording a scale value a2 of the pressure plate (6) at the moment;
s6, calculating a difference value of a2-a 1;
s7, obtaining the pressure value of the state at the moment.
2. The detection method of the jack quality detection equipment for the civil air defense door according to claim 1, wherein the top surface of the bottom plate (13) is provided with a pressure sensor (131); and a display (121) electrically connected with the pressure sensor (131) is arranged on one side of the side plate (12) away from the supporting plate (8).
3. The detection method of the jack quality detection equipment for the civil air defense door according to claim 2 is characterized in that a hanging ring (111) is fixedly connected to the top surface of the top plate (11).
4. The detection method of the jack quality detection device for the civil air defense door according to claim 1, further comprising the steps of:
s8, setting different formulated positions, and calculating a difference value;
and S9, comparing the calculated result with a specified value to judge whether the quality of the jack is qualified or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810793085.1A CN108844764B (en) | 2018-07-18 | 2018-07-18 | Jack quality detection equipment and detection method for civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810793085.1A CN108844764B (en) | 2018-07-18 | 2018-07-18 | Jack quality detection equipment and detection method for civil air defense door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108844764A CN108844764A (en) | 2018-11-20 |
| CN108844764B true CN108844764B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810793085.1A Active CN108844764B (en) | 2018-07-18 | 2018-07-18 | Jack quality detection equipment and detection method for civil air defense door |
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| Country | Link |
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| CN (1) | CN108844764B (en) |
Citations (10)
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|---|---|---|---|---|
| SU807116A1 (en) * | 1979-02-09 | 1981-02-23 | Ногинский Опытный Завод Монтажныхприспособлений | Stand for testing hydraulic jacks |
| CN2234427Y (en) * | 1995-03-08 | 1996-09-04 | 刘平安 | Bevel gear screw jack |
| CN201266143Y (en) * | 2008-08-29 | 2009-07-01 | 比亚迪股份有限公司 | Endurance test equipment for lifting jack |
| CN203083833U (en) * | 2013-02-18 | 2013-07-24 | 大连理工大学 | Work calibration system of hydraulic jack |
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| CN206601245U (en) * | 2017-01-12 | 2017-10-31 | 衢州峥嵘环保科技有限公司 | A kind of overload protection device detector |
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-
2018
- 2018-07-18 CN CN201810793085.1A patent/CN108844764B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU807116A1 (en) * | 1979-02-09 | 1981-02-23 | Ногинский Опытный Завод Монтажныхприспособлений | Stand for testing hydraulic jacks |
| CN2234427Y (en) * | 1995-03-08 | 1996-09-04 | 刘平安 | Bevel gear screw jack |
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| CN203083833U (en) * | 2013-02-18 | 2013-07-24 | 大连理工大学 | Work calibration system of hydraulic jack |
| CN203287240U (en) * | 2013-05-31 | 2013-11-13 | 山东轻工业学院 | Test apparatus for mechanical properties of experimental teaching materials |
| CN105173937A (en) * | 2014-06-13 | 2015-12-23 | 嘉兴市特种设备检测院 | Detector and detection method of elevator overload protection device |
| CN105241655A (en) * | 2015-10-29 | 2016-01-13 | 攀枝花学院 | Pressure stabilizing apparatus for structure test |
| CN106248413A (en) * | 2016-08-04 | 2016-12-21 | 南通市通润汽车零部件有限公司 | A kind of detection equipment of scissor-like jack |
| CN206601245U (en) * | 2017-01-12 | 2017-10-31 | 衢州峥嵘环保科技有限公司 | A kind of overload protection device detector |
| CN208921456U (en) * | 2018-07-18 | 2019-05-31 | 北京天立成信机械电子设备有限公司 | A kind of closed guard gate's jack quality detection apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 压力式电梯超载保护装置检测仪;庞涛;祝新伟;苏万斌;朱建新;;机床与液压(第20期);正文第139-142页 * |
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| Publication number | Publication date |
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| CN108844764A (en) | 2018-11-20 |
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