CN206920297U - A kind of mortar impermeability automatic detection device - Google Patents
A kind of mortar impermeability automatic detection device Download PDFInfo
- Publication number
- CN206920297U CN206920297U CN201720867156.9U CN201720867156U CN206920297U CN 206920297 U CN206920297 U CN 206920297U CN 201720867156 U CN201720867156 U CN 201720867156U CN 206920297 U CN206920297 U CN 206920297U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pressure vessel
- controller
- automatic detection
- detection device
- 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
Abstract
The utility model discloses a kind of mortar impermeability automatic detection device, including casing, workbench, voltage supply system and controller；Voltage supply system is arranged on box house, and workbench is arranged on casing；Multiple die trials are provided with the workbench, voltage supply system includes water tank, hydraulic pump, motor and pressure vessel, and the pressure vessel connects water tank, hydraulic pump connection motor by hydraulic pump；The pressure vessel is connected respectively each die trial on workbench by each pipeline, the first control valve is provided with each pipeline connected between pressure vessel and each die trial, the knob of first control valve is arranged in tank surface, first pressure sensor and magnetic valve are provided with each pipeline connected between pressure vessel and each die trial, first pressure sensor and magnetic valve connect controller respectively.The utility model can be in the case where not needing artificial intervention, you can realizes the impervious automatic detection of mortar, and improves the precision and operating efficiency of the impervious detection of mortar.
Description
Technical field
The impervious detection field of mortar is the utility model is related to, more particularly to a kind of mortar impermeability automatic detection device.
Background technology
Durability is one of two big basic performances of mortar, and mortar impermeability is the various hazardous mediums entrance of mortar resistance
Ability inside cement mortar, therefore the quality of cement mortar anti-permeability performance, the durability of mortar is directly influenced, therefore improved anti-
Oozing property is to improve the effective way of cement mortar durability.Due to mortar anti-permeability performance to the importance of civil construction and with it is durable
Property substantial connection, the impervious research of mortar also increasingly attracts people's attention.
Mortar permeameter is the key instrument for testing mortar anti-permeability performance, and nowadays in the market has manualization and semi-automation
Two kinds of mortar permeameters, can substantially meet the detection of mortar Standard Test Method for Permeation Resistance, but there is also many deficiencies or not
The problem of convenient use.Such as the mortar permeameter changed manually, electric contact must be stirred using key manually to set pressure model
Enclose, need during experiment artificial to judge corresponding permeable pressure when test specimen is permeable；Semi-automatic mortar permeameter is with digitlization
Pressure display unit, but still need to set pressure limit manually, and also need manually to judge whether test specimen permeable during experiment.Both the above
When mortar permeameter is tested, hydraulic pressure is all since 0.2MPa, increases to 0.3MPa after keeping 2h, adds hydraulic pressure every 1h later
0.1MPa, untill all test specimen top surfaces seep water.If seepage-resistant grade is higher, impermeability test is small in normal working hours 8
When it is interior do it is endless, if next time then start permeameter under higher pressure, then test specimen is possible to be broken through and produced
The result of raw mistake.And when portfolio is larger, the working time of 8 hours obviously can not digest excessive impervious examination
Test, test period or increase instrument quantity can only be increased, this can undoubtedly increase manpower and financial resources cost.If mortar permeameter
Result of the test can be judged automatically and stops experiment to save the energy, then can is not limited by the working time during experiment,
Scientifically improve the accuracy of operating efficiency and result of the test.
Utility model content
The shortcomings that the purpose of this utility model is to overcome prior art and deficiency, there is provided a kind of impervious automatic inspection of mortar
Device is surveyed, the device can be in the case where not needing artificial intervention, you can realizes the impervious automatic detection of mortar, and carries
The high precision and operating efficiency of the impervious detection of mortar.
The purpose of this utility model is achieved through the following technical solutions：A kind of mortar impermeability automatic detection device, including
Casing, workbench and voltage supply system；The voltage supply system is arranged on box house, and the workbench is arranged on casing；It is described
Multiple die trials are provided with workbench, the voltage supply system includes water tank, hydraulic pump, motor and pressure vessel, and the pressure is held
Device connects water tank by hydraulic pump, and the hydraulic pump connects motor；The pressure vessel is connected respectively work by each pipeline
Make each die trial on platform, the first control valve is provided with each pipeline connected between the pressure vessel and each die trial, it is described
The knob of first control valve is arranged in tank surface；Characterized in that, also include controller；The pressure vessel and each die trial it
Between be provided with first pressure sensor and magnetic valve, first pressure sensor and the magnetic valve difference on each pipeline for connecting
Connect controller.
Preferably, the second pressure sensor for detecting pressure vessel internal pressure is provided with the pressure vessel,
The second pressure sensor connects controller.
Further, guidance panel is additionally provided with the casing, is provided with the guidance panel for setting pressure
The settings button of force container gross pressure and the manometer for showing pressure vessel current pressure；The manometer and set
Put button and connect controller respectively, the motor in the voltage supply system connects controller by motor driver.
Further, the box house is additionally provided with the power module for motor and controller power supply；The operation
It is provided with panel for controlling the first button that power module powers for motor and controller and for controlled motor power on/off
The second button.
Preferably, a pipeline for being used for pressure release is additionally provided with the pressure vessel, the second control is provided with the pipeline
Valve, the knob of the second control valve are arranged in tank surface.
Preferably, a safety corridor is additionally provided with the pressure vessel, safety valve is provided with the safety corridor.
Preferably, gas vent is provided with the pressure vessel, sealing lid is provided with the gas vent.
Preferably, the bottom of the pressure vessel is provided with blow-off pipe.
Preferably, in addition to computer, the computer link controller.
Further, the controller is arranged on a mainboard of box house, and the computer installation is in casing
Outside, the controller are connected by the com interface of data wire and computer.
The utility model is had the following advantages relative to prior art and effect：
(1) the utility model mortar impermeability automatic detection device include casing, the workbench that is arranged on casing and
The voltage supply system of box house is arranged on, wherein each die trial is set on the table；In voltage supply system, pressure vessel and each examination
First pressure sensor and magnetic valve are provided with each pipeline connected between mould, wherein each first pressure sensor and electromagnetism
Valve connects controller respectively.In the utility model, when the electrical power in voltage supply system is started working, driving hydraulic pump will
Water in water tank is sent into pressure vessel, the first control on each pipeline now connected between Opening pressure container and each die trial
When valve and magnetic valve processed, then the water in pressure vessel is entered between pressure vessel and each die trial in each pipeline connected, pressure
First pressure sensor on each pipeline connected between force container and each die trial detects the pressure in each pipeline, and transmits
To controller；For the utility model device in Standard Test Method for Permeation Resistance detection process, controller can be according to each first pressure sensor
The signal of transmission, the working condition of magnetic valve, passes through control in each pipeline connected between control pressure container and each die trial
The working condition of magnetic valve, is boosted and the control of voltage stabilizing to each pipeline connected between pressure vessel and each die trial, from
And the permeable pressure of test specimen is detected, realize the impervious detection of test specimen.The utility model device need not can artificially be situated between
In the case of entering, you can realize the impervious automatic detection of mortar, and improve precision and the work of the impervious detection of mortar
Efficiency.
(2) the controller connection computer in the utility model mortar impermeability automatic detection device, controller can incite somebody to action
Its pressure signal detected from pressure sensor is sent to computer, the pressure signal that computer is sent according to controller with
And controller can be shown to the state of a control of each magnetic valve in real time to the trystate in impervious detection process,
And final result of the test can be obtained by controller, that is, tests the impermeability of test specimen.Other computer can also be direct
It is controlled by startup of the controller to Standard Test Method for Permeation Resistance and stopping, when controller receives the impervious examination of computer transmission
During the enabled instruction tested, experiment can be proceeded by by controlled motor and magnetic valve；Sent when controller receives computer
Standard Test Method for Permeation Resistance halt instruction when, the experiment that currently carry out can be stopped by controlled motor and magnetic valve.
(3) the utility model mortar impermeability automatic detection device, it is provided with and is used on the pressure vessel of voltage supply system
The second pressure sensor of pressure vessel internal pressure is detected, controller can accurately be got by second pressure sensor
Pressure value in pressure vessel.Other the utility model detection means, is provided with guidance panel for setting pressure vessel
The settings button of gross pressure and the manometer for showing pressure vessel current pressure；When controller is passed by second pressure
It is out of service by motor driver controlled motor when sensor detects that the pressure in pressure vessel reaches gross pressure, to stop
Pressure vessel is pressurizeed, it is not in the phenomenon of overvoltage to ensure pressure vessel.
(4) the utility model mortar impermeability automatic detection device, one is additionally provided with the pressure vessel of voltage supply system
For the pipeline of pressure release, the second control valve is provided with the pipeline, the knob of the second control valve is arranged in tank surface, passed through
Second control valve, manual pressure release can be carried out to pressure vessel.A safety corridor is additionally provided with other pressure vessel, the peace
Safety valve is provided with full pipeline, when pressure is excessive in pressure vessel, safety valve can automatically open up, and ensure the peace of pressure vessel
Entirely.Gas vent is additionally provided with pressure vessel, sealing lid is provided with gas vent, equally can be with by untiing sealing lid
Give pressure vessel pressure release.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the utility model mortar impermeability automatic detection device.
Fig. 2 is the voltage supply systematic schematic diagram of the utility model mortar impermeability automatic detection device.
Fig. 3 is the control principle drawing of the utility model mortar impermeability automatic detection device.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Embodiment
Present embodiment discloses a kind of mortar impermeability automatic detection device, as shown in Figure 1,2 and 3, including casing 1, work
Make platform 2, operating desk 3, voltage supply system, power module, controller and computer 4；Voltage supply system and power module are arranged on casing
Inside, workbench and operating desk are arranged on casing；Multiple die trials 5 are provided with workbench 2, as shown in Figure 2 voltage supply system
Including water tank 7, hydraulic pump 8, motor 9 and pressure vessel 10, pressure vessel 10 connects water tank 9 by hydraulic pump 8, and hydraulic pump 8 connects
Motor 9 is connect, motor 9 and controller 14 connect power module, be powered by power module；Pressure vessel in hydraulic control system
Each die trial being connected respectively by each pipeline on workbench, it is all provided with each pipeline connected between pressure vessel and each die trial
The first control valve 6 is equipped with, the knob of the first control valve 6 is arranged in tank surface, facilitates operating personnel to open and close the first control
Valve 6 processed；First pressure sensor 11 and magnetic valve 13 are provided with each pipeline connected between pressure vessel and each die trial, is pressed
The second pressure sensor 12 for detecting pressure vessel internal pressure is provided with force container, as shown in figure 3, first pressure passes
Sensor 11, second pressure sensor 12 and magnetic valve 13 connect controller 14 respectively, and controller 14 connects computer 4；Supply in addition
Motor 9 in pressure system connects controller, the start and stop by controller by motor driver controlled motor by motor driver.
In the present embodiment, when the electrical power in voltage supply system is started working, driving hydraulic pump send the water in water tank
Enter in pressure vessel, the first control valve and magnetic valve on each pipeline now connected between Opening pressure container and each die trial
When, then the water in pressure vessel is entered between pressure vessel and each die trial in each pipeline connected, pressure vessel and each examination
First pressure sensor on each pipeline connected between mould detects the pressure in each pipeline, and sends controller to；Control
Device processed can be by the pressure that controls magnetic valve to adjust in each pipeline connected between pressure vessel and each die trial.
As shown in figure 1, be provided with the present embodiment on guidance panel for set the setting of pressure vessel gross pressure by
Button 31 and the manometer 32 for showing pressure vessel current pressure；As shown in figure 3, manometer and settings button difference
Controller is connected, operating personnel set the gross pressure of pressure vessel by settings button.When controller is sensed by second pressure
It is out of service by motor driver controlled motor when device detects that the pressure in pressure vessel reaches gross pressure, with stopping pair
Pressure vessel is pressurizeed.
In the present embodiment, be additionally provided with guidance panel for control that power module powers for motor and controller the
One button 33, the second button 34 for controlled motor power on/off.It is i.e. impervious to the present embodiment mortar certainly by the first button
The operation of motion detection device is controlled, and is controlled by operating of second button to motor.
A safety corridor is additionally provided with the present embodiment pressure vessel, safety valve 15 is provided with the pipeline, works as pressure
When reaching to a certain degree, safety valve can automatically open up, and prevent pressure vessel from being exploded because pressure is excessive, ensure the present embodiment sand
Starch the security of impervious automatic detection device operation.A pipe for being used for pressure release is additionally provided with the present embodiment pressure vessel
Road, the second control valve 17 is provided with the pipeline, the knob of the second control valve 17 is arranged in tank surface, and operating personnel can lead to
Cross the second control valve and pressure release is carried out to pressure vessel.
Gas vent is provided with pressure vessel in the present embodiment, sealing lid is provided with gas vent, when needing to carry out
During maintenance, the sealing lid of gas vent can be opened, to be deflated to pressure vessel.
The bottom of pressure vessel 9 is provided with blow-off pipe 16 in the present embodiment, by the blow-off pipe discharge pressure container
Water.
The die trial number on workbench is 6 in the present embodiment, and pressure vessel connects corresponding 6 by 6 pipelines respectively
Individual die trial, wherein as shown in Figure 2,6 magnetic valves on 6 pipelines are Y1, Y2, Y3, Y4, Y5 and Y6 respectively, are resisted in mortar
When oozing property detects, the place of test specimen and die trial contact is sealing.Die trial number in certain the present embodiment on workbench also may be used
For 12, the impervious detection experiment of two groups of progress can be now classified as, every group includes 6.
Controller is single-chip microcomputer in the present embodiment, naturally it is also possible to for other controllers such as PLC.Control in the present embodiment
Device processed is arranged on a mainboard of box house, computer installation outside the enclosure portion, and the controller on mainboard passes through data wire
It is connected with the com interface of computer.Controller can pass it from first pressure sensor and second pressure in the present embodiment
The pressure signal detected in sensor is sent to computer, the pressure signal and controller pair that computer is sent according to controller
The state of a control of each magnetic valve, the trystate in impervious detection process can be shown in real time, wherein testing shape
State refers to the voltage stabilizing state and pressure-increasning state of the pipeline connected between die trial and pressure vessel, and can be obtained by controller
To the impermeability of final result of the test, i.e. experiment test specimen.Other computer can also be directly by controller to impermeability
The startup and stopping of experiment are controlled, when controller receives the enabled instruction of the impervious experiment of computer transmission,
Experiment can be proceeded by by controlled motor and magnetic valve；When controller receives the impervious experiment of computer transmission
During halt instruction, the experiment currently carried out can be stopped by controlled motor and magnetic valve.
The impervious detection process of the present embodiment mortar impermeability automatic detection device is as follows：
(1) first, by 6 test specimens respectively with encapsulant sealing be fitted into 6 die trials of workbench, press first by
Button so that power module can be that controller and motor are powered, that is, start this implementation mortar impermeability automatic detection device；Then
Press the second button so that motor brings into operation, while opens each first control valve and each magnetic valve；After motor operation,
Drive hydraulic pump that the water in water tank is sent into pressure vessel, the water in pressure vessel is entered between pressure vessel and each die trial
In each pipeline connected, each pipeline connected between pressure vessel and each die trial is defined as each shunt tubes herein.
(2) the first pressure sensor of each shunt tubes detects pressure therein, and is sent to controller；When each branch
When pressure on pipeline reaches initial trial pressure 0.2MPa, controller controls closed electromagnetic valve thereon, then starts following examination
Test：
Each shunt tubes 0.2MPa two hours of pressure are kept first, and after two hours, controller controls thereon
Magnetic valve is opened so that the pressure in each shunt tubes boosts to test pressure 0.3MPa, afterwards every 1 hour test pressure liter
Press 0.1Mpa；After a certain shunt tubes boost to test pressure A, if detecting, pressure therein is less than A-0.05Mpa,
The magnetic valve of controller control thereon is opened, when the shunt tubes boost to A+0.05Mpa, the electromagnetism of controller control thereon
Valve, which is closed, carries out voltage stabilizing；When the shunt tubes boost to for the first time test pressure A the latter it is small when it is interior performed five times it is above-mentioned
Situation, then judge that certain test specimen occurs permeable in the die trial of shunt tubes connection, test pressure A is designated as the by-pass tube by controller
The permeable pressure of certain test specimen in the die trial of road connection, and stop the experiment of certain test specimen in the die trial of shunt tubes connection；I.e.
When shunt tubes rise to certain test pressure A the latter it is small when it is interior occur 5 times boosting and voltage stabilizing situations, then controller can be by certain
Permeable pressure of the test pressure A as the test specimen in the die trial.When getting the permeable pressure of three test specimens, then stop impervious
Property detection, by the permeable test specimen of above-mentioned appearance according to the order of permeable generation be defined as successively first test specimen, second examination
Part and the 3rd test specimen；The shunt tubes for obtaining the corresponding connection of the permeable die trial where the test specimen before of the 3rd test specimen generation are passed through
The pressure gone through, then choose impermeability pressure of the pressure of maximum as this time experiment test specimen.By six shunt tubes point
1 road pipeline is not defined as to 6 road pipelines, if during experiment, in the die trial of 2 road pipelines, 3 road pipelines and 6 road pipeline connections
Test specimen occur successively permeable, and permeable pressure is 0.6MPa, 0.6MPa and 0.7MPa；Now in the die trial of 6 road pipeline connections
Test specimen be the 3rd test specimen, the test specimen occur it is permeable before the pressure that lives through of 6 road pipelines be 0.2MPa, 0.3MPa,
0.4MPa, 0.5MPa and 0.6MPa, the impermeability pressure using a pressure 0.6MPa of maximum as this experiment test specimen.If six
Test specimen rise in test pressure 1.5MPa latter hours do not occur it is permeable, then stop impermeability detection, by this experiment
The impermeability pressure of test specimen is defined as 1.5MPa.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (10)
1. a kind of mortar impermeability automatic detection device, including casing, workbench and voltage supply system；The voltage supply system is arranged on
Box house, the workbench are arranged on casing；Multiple die trials are provided with the workbench, the voltage supply system includes water
Case, hydraulic pump, motor and pressure vessel, the pressure vessel connect water tank by hydraulic pump, and the hydraulic pump connects motor；Institute
Each die trial that pressure vessel is connected respectively by each pipeline on workbench is stated, is connected between the pressure vessel and each die trial
Each pipeline on be provided with the first control valve, the knob of first control valve is arranged in tank surface；Characterized in that, also
Including controller；First pressure sensor and electromagnetism are provided with each pipeline connected between the pressure vessel and each die trial
Valve, the first pressure sensor and magnetic valve connect controller respectively.
2. mortar impermeability automatic detection device according to claim 1, it is characterised in that set on the pressure vessel
There is the second pressure sensor for detecting pressure vessel internal pressure, the second pressure sensor connects controller.
3. mortar impermeability automatic detection device according to claim 2, it is characterised in that be additionally provided with the casing
Guidance panel, settings button for setting pressure vessel gross pressure is provided with the guidance panel and for showing pressure
The manometer of container current pressure；The manometer and settings button connect controller respectively, in the voltage supply system
Motor connects controller by motor driver.
4. mortar impermeability automatic detection device according to claim 3, it is characterised in that the box house is also set up
The power module of promising motor and controller power supply；It is motor and control to be provided with the guidance panel for controlling power module
First button of device power supply processed and the second button for controlled motor power on/off.
5. mortar impermeability automatic detection device according to claim 1, it is characterised in that also set on the pressure vessel
A pipeline for being used for pressure release is equipped with, is provided with the second control valve on the pipeline, the knob of the second control valve is arranged in tank surface
On.
6. mortar impermeability automatic detection device according to claim 1, it is characterised in that also set on the pressure vessel
A safety corridor is equipped with, safety valve is provided with the safety corridor.
7. mortar impermeability automatic detection device according to claim 1, it is characterised in that set on the pressure vessel
There is gas vent, sealing lid is provided with the gas vent.
8. mortar impermeability automatic detection device according to claim 1, it is characterised in that the bottom of the pressure vessel
It is provided with blow-off pipe.
9. mortar impermeability automatic detection device according to any one of claim 1 to 8, it is characterised in that also include
Computer, the computer link controller.
10. mortar impermeability automatic detection device according to claim 9, it is characterised in that the controller is arranged on
On one mainboard of box house, the computer installation outside the enclosure portion, the controller passes through data wire and computer
Com interface connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720867156.9U CN206920297U (en) | 2017-07-18 | 2017-07-18 | A kind of mortar impermeability automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720867156.9U CN206920297U (en) | 2017-07-18 | 2017-07-18 | A kind of mortar impermeability automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920297U true CN206920297U (en) | 2018-01-23 |
Family
ID=61347693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720867156.9U Active CN206920297U (en) | 2017-07-18 | 2017-07-18 | A kind of mortar impermeability automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206920297U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181225A (en) * | 2018-02-27 | 2018-06-19 | 甘肃省建材科研设计院 | A kind of barrier performance and permeability test device and test method |
| CN110174341A (en) * | 2019-06-06 | 2019-08-27 | 交通运输部公路科学研究所 | A kind of metering method and device of concrete impervious instrument |
| CN110411932A (en) * | 2019-08-12 | 2019-11-05 | 交通运输部公路科学研究所 | A kind of the pressure oscillation simulation system and analogy method of constant-voltage system |
| CN110174341B (en) * | 2019-06-06 | 2024-04-26 | 交通运输部公路科学研究所 | Metering method and device for concrete impermeability instrument |
-
2017
- 2017-07-18 CN CN201720867156.9U patent/CN206920297U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181225A (en) * | 2018-02-27 | 2018-06-19 | 甘肃省建材科研设计院 | A kind of barrier performance and permeability test device and test method |
| CN108181225B (en) * | 2018-02-27 | 2020-05-15 | 甘肃省建材科研设计院 | Seepage-proofing performance and air permeability testing device and testing method |
| CN110174341A (en) * | 2019-06-06 | 2019-08-27 | 交通运输部公路科学研究所 | A kind of metering method and device of concrete impervious instrument |
| CN110174341B (en) * | 2019-06-06 | 2024-04-26 | 交通运输部公路科学研究所 | Metering method and device for concrete impermeability instrument |
| CN110411932A (en) * | 2019-08-12 | 2019-11-05 | 交通运输部公路科学研究所 | A kind of the pressure oscillation simulation system and analogy method of constant-voltage system |
| CN110411932B (en) * | 2019-08-12 | 2022-03-08 | 交通运输部公路科学研究所 | Pressure fluctuation simulation system and method of constant pressure system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206920297U (en) | A kind of mortar impermeability automatic detection device | |
| CN201173843Y (en) | Automatic control multifunctional pressure test station | |
| CN106525358A (en) | Valve pressure testing system and method | |
| CN103926946B (en) | Automatic gas pressurizing device | |
| CN203532228U (en) | Comprehensive performance test system of DC power-driven vacuum pump | |
| CN204705552U (en) | A kind of Portable Automatic air pressure fatigue experimental device | |
| CN206348230U (en) | A kind of pressure test detection means | |
| CN101865181B (en) | Automatic diagnostic system of hydraulic system applied to stage driving | |
| CN104165739B (en) | Method for testing pressure by adoption of vertical and automatic heat collector flow channel pressure test machine | |
| CN104019373B (en) | Substation, skidization fully integrated LNG and LCNG scene ESD system | |
| CN103471925B (en) | A kind of checkout gear of casing of lithium ion battery laser weld strength and using method thereof | |
| CN206339442U (en) | Hydraulic pressure intelligently loads detection means | |
| CN103123311B (en) | Device used for detecting pressure resistance of ceramic tube | |
| CN201456228U (en) | Automatic control system for PHC tubular pile stretching | |
| CN201237549Y (en) | Automatic testing bench for valve used in hydraulic support | |
| CN106289997A (en) | A kind of pressure test detection device | |
| CN207278600U (en) | A kind of supercharging device suitable for underwater Burning rate testing system | |
| CN206000531U (en) | Intelligent water pressure test in borehole equipment | |
| CN204064591U (en) | The vertical automatic pressure test device of heat collector runner | |
| CN104929994B (en) | Gas-liquid conversion energy-conserving work station | |
| CN210400766U (en) | Automatic tightness detection device | |
| CN208060097U (en) | A kind of airtight pressurize water seizure test platform of intelligence | |
| CN206132358U (en) | Relief valve integrated test bench | |
| CN206573450U (en) | High-precision Anti-leakage instrument | |
| CN113233279A (en) | Speed limiting valve test device and test method |
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: Impervious automatic checkout device of mortar Effective date of registration: 20191125 Granted publication date: 20180123 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: Guangzhou Building Materials Institute Limited Company Registration number: Y2019440000213 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201215 Granted publication date: 20180123 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: GUANGZHOU BUILDING MATERIALS INSTITUTE Ltd. Registration number: Y2019440000213 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |