CN209147919U - Hydraulic cylinder amount of recovery detector - Google Patents
Hydraulic cylinder amount of recovery detector Download PDFInfo
- Publication number
- CN209147919U CN209147919U CN201821547075.1U CN201821547075U CN209147919U CN 209147919 U CN209147919 U CN 209147919U CN 201821547075 U CN201821547075 U CN 201821547075U CN 209147919 U CN209147919 U CN 209147919U
- Authority
- CN
- China
- Prior art keywords
- host
- mainboard
- bluetooth communication
- control terminal
- hydraulic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a kind of hydraulic cylinder amount of recovery detectors, including hand-held control terminal and at least one host, the hand-held control terminal is connected to the equal wireless signal of each host, the host includes shell, linear displacement transducer, mainboard, battery, the linear displacement transducer, battery are connected to mainboard, the mainboard, battery are mounted in shell, and the linear displacement transducer is mounted on outside shell, and the mainboard is connected to hand-held control terminal wireless signal.The utility model is characterized in that: structure is simple, safe operation is convenient, detection process is automatically performed by equipment, and undope human factor, while improving detection accuracy, working strength is greatly reduced, improves working efficiency, highly-safe, operator can check measurement result outside safe distance.
Description
Technical field
The utility model relates to hydraulic cylinder detection fields, and in particular to a kind of hydraulic cylinder amount of recovery detector.
Background technique
Hydraulic cylinder is widely used in the liquid of the engineering machinery such as mining machinery, handling machinery and loading machine, excavator
In pressure control system, the amount of recovery (deflection) of hydraulic cylinder is to reflect the important indicator of Sealed Performance of Hydraulic System, " hoisting machinery
Periodic inspection rule (Q7015-2008 TSG) " in requirement of experiment about Sealed Performance of Hydraulic System are as follows: according to rated load
Experiment condition lifts by crane maximum rated weight under corresponding amplitude, and engine misses 15min is carried out after test load comes to a complete stop in the sky
It checks, for newly dispatching from the factory or overhaul, improved hoist cylinder amount of recovery (decimal point retain one) must not exceed
2.0mm, weight slippage must not exceed 15mm, must not exceed 6mm with hoist cylinder amount of recovery.
If measurement data is not accurate enough, it is difficult to judge the product quality grade of hydraulic cylinder and using safety coefficient, passes
The method of inspection of system mainly utilizes the tools such as dial gauge, ruler to measure, and testing accuracy is low, can not count and count automatically automatically
It calculates, simultaneously because needing closely to be operated, there are security risks for checkout procedure.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency problem provides a kind of hydraulic cylinder amount of recovery detector.
The utility model technical solution used for the above purpose is: hydraulic cylinder amount of recovery detector, including hand
Control terminal and at least one host are held, the hand-held control terminal is connected to the equal wireless signal of each host, and the host includes
Shell, linear displacement transducer, mainboard, battery, the linear displacement transducer, battery are connected to mainboard, the mainboard, battery
It is mounted in shell, the linear displacement transducer is mounted on outside shell, and the mainboard is connected to hand-held control terminal wireless signal.
Strong magnet is installed on the shell.
The mainboard is connected to hand-held control terminal using bluetooth approach wireless signal.
The hand-held control terminal is equipped with bluetooth communication module, and host bluetooth communication module, institute are integrated on the mainboard
Bluetooth communication module is stated to be connected to host bluetooth communication module Bluetooth signal.
The hand-held control terminal with bluetooth communication module is mobile phone bluetooth-capable or tablet computer or notes
This.
Bluetooth communication antenna is connected on the host bluetooth communication module, the bluetooth communication antenna is mounted on shell,
The bluetooth communication module is connected to host bluetooth communication module by bluetooth communication aerial signal.
The utility model is characterized in that: structure is simple, safe operation is convenient, detection process is automatically performed by equipment, is not mixed
Miscellaneous human factor is greatly reduced working strength, improves working efficiency, highly-safe, operator while improving detection accuracy
Member can check measurement result outside safe distance.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the main machine structure schematic diagram of the utility model.
Fig. 3 is the host schematic internal view of the utility model.
Fig. 4 is the circuit diagram of the utility model.
Fig. 5 is the host scheme of installation of the utility model.
Wherein: 1, host 11, shell 12, linear displacement transducer 13, mainboard 14, battery 15, host bluetooth communication
Module 16, bluetooth communication antenna 17, strong magnet 2, hand-held controlling terminal 3, hydraulic cylinder body outer wall 31, hydraulic cylinder piston
Body lower, planar.
Specific embodiment
If used some vocabulary in the specification and claims to censure specific components, those skilled in the art are answered
It is understood that hardware manufacturer may call the same component with different nouns, this specification and claims are not with name
The difference of title is such as being led to as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In ", " substantially " refers within the acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect, and specification subsequent descriptions are preferred embodiment of the present invention, so
The description is to illustrate the general principles of this utility model, being not intended to limit the scope of the utility model, this reality
As defined by the appended claims with novel protection scope.
The utility model is described in further detail below in conjunction with attached drawing 1-5, but not as the limit to the utility model
It is fixed.
The utility model is a kind of hydraulic cylinder amount of recovery detector, including holds control terminal 2 and at least one host 1,
1 quantity of host select to be used alone according to actual condition or it is multiple simultaneously be used together, the host 1 and hand-held 2 nothing of control terminal
Line signal communication, it is preferred to use Bluetooth signal communication, the host 1 is for acquiring hydraulic cylinder amount of recovery value, the hand-held control
End 2 is for 1 signal of receiving host and shows.
The host 1 includes shell 11, linear displacement transducer 12, mainboard 13, battery 14, the linear displacement transducer
12, battery 14 is connected to mainboard 13, and the mainboard 13, battery 14 are mounted in shell 11, and the linear displacement transducer 12 is pacified
Outside shell 11, the host 1 is used as measurement device, straight-line displacement sensing using linear displacement transducer 12, and 12 inside are
Resistance coil, when change in displacement, 12 output resistance of linear displacement transducer changes therewith, and output resistance and position
The linearity moved between variable quantity is very good, therefore is highly suitable for the measurement of displacement, linear displacement transducer 12 and mainboard
13 connections, mainboard 13 are equipped with modulus (AD) conversion circuit, convert digital quantity for the resistance value of linear displacement transducer 12, benefit
Displacement is calculated with the linetype scale relationship between displacement variable and resistance change amount, mainboard 13 measures linear displacement transducer
Measured value is simultaneously uploaded to hand-held control terminal 2 by 12 both end voltage values, and the battery 14 is the power supply of host 1,11 bottom of shell
Strong magnet 17 is installed, host 1 is adsorbed on by hydraulic cylinder body outer wall 3 by strong magnet 17.
The hand-held control terminal 2 is equipped with professional Survey Software, and has bluetooth communication module, and mobile phone, plate can be used
For the electronic equipment with Bluetooth function such as computer, notebook as hand-held control terminal 2, it is soft that hand-held control terminal 2 runs profession measurement
Part can show hydraulic cylinder retraction magnitude in measurement process, keep measurement process more intuitive, and measurement result can be reserved in hand-held control
End 2 processed, and can be checked, delete operation, also controllable blue-tooth printer is printed.
It is integrated with host bluetooth communication module 15 on the mainboard 13, is connected with bluetooth on the host bluetooth communication module 15
Communication antenna 16, the bluetooth communication antenna 16 are mounted on shell 11, the bluetooth communication module of the hand-held control terminal 2 and master
Machine bluetooth communication module 15 by 16 signal communication of bluetooth communication antenna, testing staff can using hand-held control terminal 2 safety away from
From measuring outside.
Host bluetooth communication module 15 in the utility model uses the bluetooth of the model HC-05 of Tian Shikai electronics corporation
Module, model 2.4G external antenna of the bluetooth communication antenna 16 using Dongguan City Su Bo electronics corporation, linear displacement transducer
12 using Shenzhen meter Lang Science and Technology Ltd.s model KTR(50mm) sensor.
When test, host 1 is adsorbed on hydraulic cylinder body outer wall 3 by the strong magnet 17 at back by survey crew first
On, abut against the contact head of linear displacement transducer 12 at hydraulic cylinder piston body lower, planar 31 that, it can be according to above-mentioned
Mode needs to install multiple measurement hosts 1 according to measurement, then, opens host 1, starts hand-held 2 program of control terminal, makes host 1
Bluetooth communication connection is established between hand-held control terminal 2, clicks process of measurement " measurement " button, records the straight-line displacement of host 1
12 initial time shift value h1 of sensor again tapped on process of measurement " measurement " button after 15 minutes, recorded the straight of host 1
The shift value h2 of linear movement pick-up 12 over the course of 15 mins, then hydraulic cylinder amount of recovery is h1-h2, if you need to repeatedly measure, can be weighed
Multiple above-mentioned steps.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
Be confined to this, anyone skilled in the art within the technical scope of the present disclosure, according to the utility model
Technical solution and its inventive concept be subject to equivalent substitution or change, should be covered within the scope of the utility model.
Claims (6)
1. hydraulic cylinder amount of recovery detector, it is characterised in that: described including holding control terminal (2) and at least one host (1)
Hand-held control terminal (2) are connected to host (1) wireless signal, and the host (1) includes shell (11), linear displacement transducer
(12), mainboard (13), battery (14), the linear displacement transducer (12), battery (14) are connected to mainboard (13), the mainboard
(13), battery (14) is mounted in shell (11), and the linear displacement transducer (12) is mounted on shell (11) outside, the mainboard
(13) it is connected to hand-held control terminal (2) wireless signal.
2. hydraulic cylinder amount of recovery detector as described in claim 1, it is characterised in that: be equipped with strong magnetic on the shell (11)
Iron (17).
3. hydraulic cylinder amount of recovery detector as described in claim 1, it is characterised in that: the mainboard (13) and hand-held control terminal
(2) it is connected to using bluetooth approach wireless signal.
4. hydraulic cylinder amount of recovery detector as claimed in claim 3, it is characterised in that: the hand-held control terminal (2) is equipped with
Bluetooth communication module is integrated with host bluetooth communication module (15), the bluetooth communication module and host on the mainboard (13)
The connection of bluetooth communication module (15) Bluetooth signal.
5. hydraulic cylinder amount of recovery detector as claimed in claim 4, it is characterised in that: the hand with bluetooth communication module
Holding control terminal (2) is mobile phone bluetooth-capable or tablet computer or notebook.
6. hydraulic cylinder amount of recovery detector as described in claim 4 or 5, it is characterised in that: the host bluetooth communication module
(15) it is connected on bluetooth communication antenna (16), the bluetooth communication antenna (16) is mounted on shell (11), the bluetooth communication
Module and host bluetooth communication module (15) pass through bluetooth communication antenna (16) signal communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821547075.1U CN209147919U (en) | 2018-09-21 | 2018-09-21 | Hydraulic cylinder amount of recovery detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821547075.1U CN209147919U (en) | 2018-09-21 | 2018-09-21 | Hydraulic cylinder amount of recovery detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209147919U true CN209147919U (en) | 2019-07-23 |
Family
ID=67267918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821547075.1U Active CN209147919U (en) | 2018-09-21 | 2018-09-21 | Hydraulic cylinder amount of recovery detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209147919U (en) |
-
2018
- 2018-09-21 CN CN201821547075.1U patent/CN209147919U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202226555U (en) | Multifunctional weighing instrument | |
| CN102410824B (en) | Device and method for detecting thickness of steel plate | |
| CN205605540U (en) | Equipment in high accuracy pneumatic cylinder | |
| CN108051054A (en) | It is a kind of in hospital can intelligent measure height and weight measuring instrument | |
| CN209147919U (en) | Hydraulic cylinder amount of recovery detector | |
| CN204226347U (en) | Scalable shear leg telescopic hydraulic oil cylinder amount of recovery measuring device | |
| CN106440990A (en) | Vernier caliper being accurate in positioning | |
| CN110002385A (en) | A kind of method that pilferproof closure compresses automation tools and its compresses pilferproof closure | |
| CN206638287U (en) | A kind of variable frequency excitation mode two-wire system electromagnetic flowmeter | |
| CN201072355Y (en) | Novel balancer for fork trucks | |
| CN205909920U (en) | Vehicle preliminary examination system of weighing | |
| CN216246764U (en) | Multifunctional electronic scale | |
| CN202765633U (en) | Material level detection device and stirring equipment | |
| CN201104213Y (en) | High-precision deformation displacement measurer | |
| CN207937271U (en) | A kind of elevator door device for detecting stressed deformation of auto | |
| CN204533057U (en) | Crane hydraulic cylinder amount of recovery on-line detector | |
| CN222013405U (en) | Gravity center detection system for container | |
| CN213543886U (en) | Portable pressure measuring meter | |
| CN219105178U (en) | Environment radiation accurate detection device | |
| CN204903570U (en) | A portable test device for dynamic balance acceleration sensor | |
| CN203247615U (en) | Detecting system | |
| CN215116461U (en) | Novel AC/DC wireless voltage divider | |
| CN110879097A (en) | Portable scale and calibration method and measurement method thereof | |
| CN217637175U (en) | Double-dial gauge reinforcing steel bar residual deformation measuring device | |
| CN201059301Y (en) | Hydraulic cylinder whip-back amount intelligent measurer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hydraulic cylinder retraction detector Effective date of registration: 20220629 Granted publication date: 20190723 Pledgee: Guangfa Bank Co.,Ltd. Dalian Branch Pledgor: DALIAN LEITE PHOTOELECTRIC PRECISION INSTRUMENT Co.,Ltd. Registration number: Y2022210000083 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |