CN212674953U - Door closing speed measuring instrument convenient to install - Google Patents
Door closing speed measuring instrument convenient to install Download PDFInfo
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- CN212674953U CN212674953U CN202021849804.6U CN202021849804U CN212674953U CN 212674953 U CN212674953 U CN 212674953U CN 202021849804 U CN202021849804 U CN 202021849804U CN 212674953 U CN212674953 U CN 212674953U
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- machine body
- door closing
- measuring instrument
- photoelectric sensor
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Abstract
The utility model discloses a door closing speed measuring instrument convenient for installation, which comprises a machine body, wherein a liquid crystal display screen is installed on the right side of the machine body, a lifting handle is fixedly connected on the front side of the machine body, a power charging wire is connected on the left side of the machine body in a penetrating way, a power plug is fixedly connected at the front end of the power charging wire, a data transmission substrate is fixedly connected at the bottom of the inner cavity of the machine body, a storage battery is fixedly connected on the left side of the top of the data transmission substrate, a singlechip is fixedly connected on the upper part of the right side of the top of the data transmission substrate, a data acquisition hole is arranged on the back side of the machine body, a fixed block is fixedly connected at the outer port of the data acquisition hole, a photoelectric sensor is installed on the fixed block, the photoelectric sensor is used together with, the storage battery electric quantity is connected with the liquid crystal display screen through electric connection, and the storage battery electric quantity display of the measuring instrument is achieved.
Description
Technical Field
The utility model relates to a technical field is measured to the speed of closing the door, specifically is a speed measuring apparatu of closing the door convenient to installation.
Background
In the service life test process of the automobile door lock, the door closing speed is a key item influencing the test result. The existing more door closing speed measuring instruments adopt laser velocimeters to measure the speed, the disassembly and the assembly are troublesome, and meanwhile, the dependency on power supply is too high. Some door closing speed measuring instruments adopt common instruments such as a PLC (programmable logic controller) to measure the speed, and the requirement on microsecond-level time acquisition precision cannot be met, so that certain improvement is performed on the problems existing in the existing door closing speed measuring instrument.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a speed measuring apparatu of closing door convenient to installation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a closing speed measuring apparatu convenient to installation, includes the organism, liquid crystal display is installed in the left side of organism, the handle is carried to the positive fixedly connected with of organism, the left side through connection of organism has the power charging wire, the front end fixedly connected with power plug of power charging wire, the bottom fixed connection data transmission base plate of internal chamber of the organism, the left side fixedly connected with battery at data transmission base plate top, the top fixedly connected with singlechip on data transmission base plate top right side, the data acquisition hole has been seted up at the back of organism, the outer port fixedly connected with fixed block in data acquisition hole, install photoelectric sensor on the fixed block, photoelectric sensor has supporting standard block to use together.
Preferably, the back of the fixed block is connected with a data line in a penetrating manner, and the fixed block is fixedly connected with the data acquisition hole through the data line.
Preferably, the photoelectric sensor can realize high frequency and high response, the detection distance is 6 millimeters, the reaction time is less than 20 microseconds when the light enters, the light shielding time is less than 80 microseconds, and the maximum response frequency is 3 KHz.
Preferably, the top end of the carrying handle is fixedly connected with the machine body through a fixing nut, and the fixing nut penetrates through the inner cavity of the carrying handle and extends to the left wall of the machine body.
Preferably, the storage battery adopts a high-capacity lithium battery, and the storage battery is electrically connected with the liquid crystal display screen.
Preferably, the fixed block is a stretchable structure, the fixed block is fixedly provided with a photoelectric sensor, and the photoelectric sensor is used together with a matched standard block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this speed measuring apparatu of closing door convenient to installation installs the battery through at body cavity, can realize carrying out the inside power supply of measuring apparatu in the inconvenient place of getting the electricity, does not influence the normal use of measuring apparatu, and battery capacity is connected with liquid crystal display through electric connection simultaneously, can realize that measuring apparatu battery capacity shows, and the personnel of being convenient for mend the electricity.
2. This door closing speed measuring apparatu convenient to installation adopts laser velocimeter to test the speed to current more door closing speed measuring apparatu, has the comparatively trouble problem of dismouting, has set up convenient adjustable installation fixed block to satisfy the convenience of measuring apparatu dismouting.
3. This speed measuring apparatu of closing door convenient to installation to current PLC instrument can't satisfy the precision measurement of microsecond level time, so adopts the singlechip to carry out high accuracy measurement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structural cavity of the present invention;
FIG. 3 is a schematic view of the back side of the structure body of the present invention;
FIG. 4 is a schematic diagram of the structure fixing block and the standard block of the present invention;
fig. 5 is a schematic diagram of the usage of the structural standard block of the present invention.
In the figure: the device comprises a machine body 1, a liquid crystal display screen 2, a lifting handle 3, a power charging wire 4, a power plug 5, a data transmission substrate 6, a storage battery 7, a photoelectric sensor 8, a singlechip 9, a data acquisition hole 10, a fixed module 11 and a standard module 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a door closing speed measuring instrument convenient to install comprises an instrument body 1, a liquid crystal display screen 2 is installed on the right side of the instrument body 1, a lifting handle 3 is fixedly connected to the front side of the instrument body 1, a power charging wire 4 is connected to the left side of the instrument body 1 in a penetrating manner, a power plug 5 is fixedly connected to the front end of the power charging wire 4, a data transmission substrate 6 is fixedly connected to the bottom of an inner cavity of the instrument body 1, a storage battery 7 is fixedly connected to the left side of the top of the data transmission substrate 6, a single chip microcomputer 9 is fixedly connected to the upper portion of the right side of the top of the data transmission substrate 6, a data acquisition hole 10 is formed in the back side of the instrument body 1, a fixing block 11 is fixedly connected to the outer port of the data acquisition hole 10, a data line is connected to the back side of the fixing block 11 in, fixing nut runs through the inner chamber of carrying handle 3 and extends to on organism 1's the left wall, battery 7 adopts the large capacity lithium cell, battery 7 passes through electric connection with liquid crystal display 2, but fixed chunk 11 is tensile structure, install photoelectric sensor 8 on the fixed chunk 11, photoelectric sensor 8 has supporting standard block 12 to use together, photoelectric sensor 8 can realize the high response of high frequency, detection distance is 6 millimeters, 20 microseconds is less than when reaction time goes into light, less than 80 microseconds when hiding the light, the maximum response frequency is 3 KHz.
The working principle is as follows: through installing battery 7 at 1 inner chamber of organism, can realize carrying out the inside power supply of measuring apparatu in the inconvenient place of getting the electricity, do not influence the normal use of measuring apparatu, simultaneously battery 7 electric quantity is connected with liquid crystal display 2 through electric connection, can realize the demonstration of measuring apparatu battery 7 electric quantity, the personnel of being convenient for mend the electricity, can't satisfy the precision measurement of microsecond level time to current PLC instrument, so adopt the singlechip to carry out high precision measurement, can satisfy the convenience of measuring apparatu dismouting through the setting of fixed chunk 11, organism 1 mainly reads the time that standard block 12 passes through photoelectric switch 8 through the singlechip and carries out speed calculation. When a standard block (standard width s is 12mm) installed on the test door is stroked across the photoelectric sensor, the single chip reads the stroked time t, and calculates the instantaneous speed of closing the door according to the speed, i.e., the distance/time, i.e., v is s/t, and displays the speed on the liquid crystal display.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a door closing speed measuring apparatu convenient to installation, includes organism (1), its characterized in that: a liquid crystal display screen (2) is arranged on the right side of the machine body (1), a lifting handle (3) is fixedly connected with the front side of the machine body (1), a power supply charging wire (4) is penetratingly connected to the left side of the machine body (1), a power supply plug (5) is fixedly connected to the front end of the power supply charging wire (4), the bottom of the inner cavity of the machine body (1) is fixedly connected with a data transmission substrate (6), the left side of the top of the data transmission substrate (6) is fixedly connected with a storage battery (7), a singlechip (9) is fixedly connected above the right side of the top of the data transmission substrate (6), the back of the machine body (1) is provided with a data acquisition hole (10), the outer port of the data acquisition hole (10) is fixedly connected with a fixed block (11), and a photoelectric sensor (8) is arranged on the fixed block, and the photoelectric sensor (8) is used together with a matched standard block (12).
2. A door closing velocity measuring instrument easy to install according to claim 1, wherein: the back of the fixed block (11) is connected with a data line in a penetrating way, and the fixed block (11) is fixedly connected with the data acquisition hole (10) through the data line.
3. A door closing velocity measuring instrument easy to install according to claim 1, wherein: the photoelectric sensor (8) can realize high frequency and high response, the detection distance is 6 millimeters, the reaction time is less than 20 microseconds when the light enters, the light shielding time is less than 80 microseconds, and the maximum response frequency is 3 KHz.
4. A door closing velocity measuring instrument easy to install according to claim 1, wherein: the top end of the lifting handle (3) is fixedly connected with the machine body (1) through a fixing nut, and the fixing nut penetrates through the inner cavity of the lifting handle (3) and extends to the left wall of the machine body (1).
5. A door closing velocity measuring instrument easy to install according to claim 1, wherein: the storage battery (7) adopts a high-capacity lithium battery, and the storage battery (7) is electrically connected with the liquid crystal display screen (2).
6. A door closing velocity measuring instrument easy to install according to claim 1, wherein: the fixing block (11) is of a stretchable structure, the photoelectric sensor (8) is fixedly mounted on the fixing block (11), and the photoelectric sensor (8) is used together with a matched standard block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849804.6U CN212674953U (en) | 2020-08-28 | 2020-08-28 | Door closing speed measuring instrument convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849804.6U CN212674953U (en) | 2020-08-28 | 2020-08-28 | Door closing speed measuring instrument convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212674953U true CN212674953U (en) | 2021-03-09 |
Family
ID=74823729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021849804.6U Active CN212674953U (en) | 2020-08-28 | 2020-08-28 | Door closing speed measuring instrument convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212674953U (en) |
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2020
- 2020-08-28 CN CN202021849804.6U patent/CN212674953U/en active Active
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