CN209092297U - Vacuum suction station with water temperature alarm device - Google Patents
Vacuum suction station with water temperature alarm device Download PDFInfo
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- CN209092297U CN209092297U CN201820816039.4U CN201820816039U CN209092297U CN 209092297 U CN209092297 U CN 209092297U CN 201820816039 U CN201820816039 U CN 201820816039U CN 209092297 U CN209092297 U CN 209092297U
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Abstract
The utility model relates to a kind of vacuum suction station with water temperature alarm device.The vacuum suction station with water temperature alarm device includes vacuum pump, vacuum pump uses water ring vacuum pump, vacuum suction station with water temperature alarm device further includes having water temperature alarm device, and water temperature alarm device includes temperature sensor, control mechanism and alarm mechanism；Temperature sensor is set in the pump housing in water ring vacuum pump, and for the temperature of working solution in induction pump body, and the temperature value that will test is sent to control mechanism；Control mechanism compares for presetting normal temperature value, and by the temperature value that the temperature sensor received is sent with normal temperature value, and alarm signal is sent when temperature value is greater than normal temperature value to alarm mechanism；Alarm mechanism after receiving alarm signal for alarming.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular, to a kind of negative pressure with water temperature alarm device
Attract station.
Background technique
With the gradually popularization of central oxygen supply system, in order to improve the medical treatment level of hospital, the patient in hospital is provided
The better nursing level of effect, many hospitals all begin to use vacuum suction system, vacuum suction system be mainly used for absorbing phlegm,
The treatment link of blood, purulence and other internal dirts, and it can be effectively improved the environment in ward, alleviate the physical strength of medical staff
Labour, and attract successively and can be used at any time, substantially increase curative effect.
Vacuum suction system generally includes vacuum suction station and negative-pressure suction pipe composition for generating negative pressure, vacuum suction
It stands and is made of vacuum pump, vacuum tank, gas-liquid separator, valve, power control cabinet and solenoid valve etc., power control cabinet and solenoid valve control vacuum
Negative pressure in vacuum tank is maintained in appropriate range by pump startup and shutdown；Negative-pressure suction pipeline includes pipeline and attachment, in
The negative pressure at heart vacuum suction station is transported at boxlike terminal, array terminal or tower crane terminal through negative-pressure suction pipeline, whole with attracting
End connection usually attracts terminal quickly close by the self-styled quick plug of plug-in and boxlike terminal, array terminal or tower crane terminal
Envelope connection, generates suction at hospital operating room, rescue room, therapeutic room and the terminal in each ward, thus for medical patient
Healthcare is provided.
Vacuum pump in existing vacuum suction station generallys use water ring vacuum pump, and water ring vacuum pump is using water as work
Liquid, water can be increased in the lower temperature that works long hours, and the water of high temperature can cause certain damage to vacuum pump itself, since water is set
It is placed in the pump housing of vacuum pump, operator is difficult real-time detection to the temperature change of water, and therefore, it is difficult to make immediately to it instead
It answers, shortens the service life of vacuum pump and whole vacuum suction station.
Utility model content
In order to improve the deficiencies in the prior art, there is water temperature alarm device the purpose of this utility model is to provide a kind of
Vacuum suction station, generally use Water-ring vacuum to solve the vacuum pump in existing vacuum suction station existing in the prior art
Pump, water ring vacuum pump is using water as working solution, and water can be increased in the lower temperature that works long hours, and the water of high temperature can be to vacuum pump
Certain damage itself is caused, since water is set in the pump housing of vacuum pump, operator is difficult real-time detection to the temperature of water
Variation, therefore, it is difficult to react immediately to it, the technology for shortening the service life at vacuum pump and whole vacuum suction station is asked
Topic.
A kind of vacuum suction station with water temperature alarm device in an embodiment of the present invention, there is provided, it is described to have
The vacuum suction station of water temperature alarm device includes vacuum pump, and the vacuum pump uses water ring vacuum pump, described to have water temperature report
The vacuum suction station of alarm device further includes having water temperature alarm device, and the water temperature alarm device includes temperature sensor, control
Mechanism and alarm mechanism；The temperature sensor is set in the pump housing in the water ring vacuum pump, for incuding the pump housing
The temperature of interior working solution, and the temperature value that will test is sent to the control mechanism；The control mechanism is for presetting
Normal temperature value, and the temperature value that the temperature sensor received is sent is compared with the normal temperature value, work as institute
Alarm signal is sent when stating temperature value greater than the normal temperature value to the alarm mechanism；The alarm mechanism is for receiving
It alarms after to the alarm signal.
Preferably, the alarm mechanism is the red light of buzzer or flashing.
Preferably, the temperature sensor is set in the impeller shaft of the water ring vacuum pump.
Preferably, the vacuum suction station with water temperature alarm includes vacuum tank, power control cabinet and solenoid valve, the water
By pipeline connection, the power control cabinet is connect with water ring vacuum pump, solenoid valve for ring vacuum pump and vacuum tank, for passing through control electricity
Magnet valve controls the starting and shutdown of the water ring vacuum pump, the negative pressure in the vacuum tank is maintained in appropriate range.
Preferably, pressure sensor is provided in the pipeline, the pressure sensor is for incuding in the pipeline
Pressure, so that it is determined that the gas flow in the pipeline, and the line pressure that will test is sent to power control cabinet；It is described automatically controlled
Cabinet can preset reference pressure value, and the line pressure that the pressure sensor received is sent and the standard
Pressure value compares, and the water ring vacuum pump is controlled when the line pressure is greater than the reference pressure value and is shut down.
Preferably, the pressure sensor is annular, and the inner wall of the pipeline is provided with annular groove, and annular is described
Pressure sensor is fixedly installed in the annular groove.
Preferably, flow control valve is additionally provided in the pipeline, the flow control valve is used to adjust the gas in pipeline
Body flow；The flow control valve is connect with power control cabinet, and the power control cabinet receives the pipeline pressure that the pressure sensor senses
Force value, and the opening degree of the flow control valve is adjusted according to the line pressure, thus to the gas for controlling the pipeline
Body uninterrupted.
Preferably, the flow control valve includes the stopcock structure and driving mechanism with cylindric spool, the valve
In-core is equipped with via hole, and the via hole includes via hole entrance and conducting hole exits, and the quantity of the via hole entrance is extremely
It is less two, the diameter of each via hole entrance is different, and the via hole enters spool circumferencial direction described in opening's edge and is distributed in
The side wall of the spool；The quantity of the conducting hole exits is one, is located on the side wall of the spool other end；The drive
Motivation structure is connect with power control cabinet and spool, and the driving mechanism is used to receive the control signal of the power control cabinet, and according to control
Signal processed controls the Spool rotating.
Preferably, the diameter of the via hole entrance successively successively decreases along direction pivots clockwise or counter-clockwise, and diameter is maximum
It is formed between the via hole entrance and the smallest via hole entrance of diameter for closing the close of the flow control valve
Cover, multiple via hole entrances and sealing surface are uniformly arranged along spool circumferencial direction.
When using the vacuum suction station provided by the utility model with water temperature alarm device, operator's basis first
Practical situation pre-enters normal temperature value in control mechanism, this normal temperature value is that water ring vacuum pump is unlikely to damage
Bad highest water temperature value is set to the intracorporal temperature of pump and passes then when the vacuum suction station with water temperature alarm device works
Sensor can be in the real-time detection pump housing the problem of working solution, and the temperature value that will test is sent to the control mechanism；Control
Mechanism compares the temperature value that the temperature sensor received is sent with pre-set normal temperature value, when temperature value is greater than
Alarm signal is sent when normal temperature value to the alarm mechanism；Alarm mechanism is alarmed after receiving the alarm signal, is mentioned
The temperature of awake operator's working solution is excessively high, it will vacuum pump damaged, operator can in time close vacuum pump,
It avoids vacuum pump to be damaged by the working solution of high temperature, extends the service life of vacuum pump and whole vacuum suction station.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of medical negative pressure suction system provided by the utility model；
Fig. 2 is the connection of the water temperature alarm device at the vacuum suction station provided by the utility model with water temperature alarm device
Schematic diagram；
Fig. 3 is the partial structural diagram of the pipeline provided by the utility model with water temperature alarm device；
Fig. 4 is the section view of the flow control valve at the vacuum suction station provided by the utility model with water temperature alarm device
Figure.
Icon: 1- medical negative pressure suction system；10- water temperature alarm device；101- temperature sensor；102- controls machine
Structure；103- alarm mechanism；100- vacuum pump；110- pipeline；120- pressure sensor；130- flow control valve；131-
Spool；132- via hole entrance；Hole exits are connected in 133-；140- vacuum tank；20- negative-pressure suction pipeline.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that term such as occur "center", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term is " even
It is logical ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
The utility model provides a kind of vacuum suction station with water temperature alarm device, and provides embodiments thereof.
As shown in Figure 1, the vacuum suction station provided by the utility model with water temperature alarm device includes vacuum pump
100, vacuum pump 100 uses water ring vacuum pump, and the vacuum suction station with water temperature alarm device further includes having water temperature alarm device
10, water temperature alarm device 10 includes temperature sensor 101, control mechanism 102 and alarm mechanism 103；Temperature sensor 101 is set
It is placed in the pump housing in water ring vacuum pump, for the temperature of working solution in induction pump body, and the temperature value that will test is sent to
Control mechanism 102；Control mechanism 102 is used to preset normal temperature value, and the temperature sensor 101 received is sent
Temperature value sends alarm signal when temperature value is greater than normal temperature value to alarm mechanism 103 compared with normal temperature value；Report
Alert mechanism 103 after receiving alarm signal for alarming.
As shown in Fig. 2, the medical negative pressure suction system 1 being applied in hospital includes the utility model for generating negative pressure
The vacuum suction station with water temperature alarm device provided and negative-pressure suction pipeline 20, are had using provided by the utility model
When the vacuum suction station of water temperature alarm device, operator pre-enters in control mechanism 102 according to practical situation first
Normal temperature value, this normal temperature value is the highest water temperature value that water ring vacuum pump is unlikely to be damaged, then with water temperature
When the vacuum suction station work of warning device, being set to the intracorporal temperature sensor 101 of pump can work in the real-time detection pump housing
The problem of liquid, and the temperature value that will test is sent to the control mechanism 102；Control mechanism 102 passes the temperature received
The temperature value that sensor 101 is sent is sent compared with pre-set normal temperature value when temperature value is greater than normal temperature value
Alarm signal gives the alarm mechanism 103；Alarm mechanism 103 is alarmed after receiving the alarm signal, reminds operator
The temperature of working solution is excessively high, it will damages to vacuum pump 100, operator can in time close vacuum pump 100, avoid
Vacuum pump 100 is damaged by the working solution of high temperature, extends the service life of vacuum pump 100 and whole vacuum suction station.
Alarm mechanism 103 can be buzzer or the red light of flashing.Buzzer is a kind of electronics news of integral structure
Chinese percussion instrument is a kind of microphone device using DC-voltage supply；Buzzer is broadly divided into piezo buzzer and electromagnetic buzzer
Two types.
It should also be noted that, the alarm mechanism in the vacuum suction station with water temperature alarm device of the utility model
103 can be above two structure, but be not limited solely to two kinds of structures, can also be that other can satisfy prompting operation
Personnel pay attention to the arbitrary structures for the requirement alarmed.
Temperature sensor 101 is set in the impeller shaft of water ring vacuum pump.Impeller is installed on the pump housing of water ring vacuum pump
Axis, impeller is eccentric to be installed in impeller shaft, and has motor to drive spin axis, and the rotation of impeller can make working solution shape in the pump housing
At the pendular ring of several rotations, simultaneously as the installation of this bias, not only forms the pressure drop of an axial direction, there are one upper
Under absolute pressure drop, this pressure drop forms the sucking power to gas.And temperature sensor 101 is set to water ring vacuum pump
In impeller shaft, can not only make temperature sensor 101 impeller shaft rotation when will not be bumped against by impeller shaft, cause impeller shaft and
The damage of both temperature sensors 101；And temperature sensor 101 can be made each with the rotation real-time detection of impeller shaft
The temperature of working solution in orientation and direction.
Vacuum suction station with water temperature alarm includes vacuum tank 140, power control cabinet and solenoid valve, water ring vacuum pump and true
Slack tank 140 is connected to by pipeline 110, and power control cabinet is connect with water ring vacuum pump, solenoid valve, for being controlled by control solenoid valve
Negative pressure in vacuum tank 140 is maintained in appropriate range by the starting and shutdown of water ring vacuum pump.Preferably, vacuum pump
100 is identical with the quantity of water temperature alarm device 10, and is more than or equal to two, and the suction of vacuum pump 100 generates vacuum suction station
Suction is the negative pressure source at vacuum suction station.The purpose that at least two vacuum pumps 100 are arranged is, when a vacuum pump 100 works
When load is excessive or discovery water temperature over-high needs maintenance down, another vacuum pump 100 is actuated for work automatically, without making
Entire vacuum suction station is obtained to stop working.
As shown in figure 3, being provided with pressure sensor 120 in pipeline 110, pressure sensor 120 is for incuding pipeline 110
Interior pressure, so that it is determined that the gas flow in pipeline 110, and 110 pressure value of pipeline that will test is sent to power control cabinet；Electricity
110 pressure value of pipeline and standard that control cabinet can preset reference pressure value, and the pressure sensor 120 received is sent
Pressure value compares, and when 110 pressure value of pipeline is greater than reference pressure value, control water ring vacuum pump is shut down.
Pressure sensor 120 is annular, and the inner wall of pipeline 110 is provided with annular groove, annular pressure sensor 120
It is fixedly installed in annular groove.It is annular that pressure sensor 120, which is arranged, can be incuded from 110 circumference all directions of pipeline
To the pressure in pipeline 110, so that the pressure value detected is more accurate.Pressure sensor 120 precisely, real-time monitoring pipeline
Pressure in 110, when the pressure in pipeline 110 is greater than the reference pressure value of setting, power control cabinet controls vacuum pump 100 and shuts down,
So that pipeline 110 and entire vacuum suction station will not be damaged because of the pressure anomaly of pipeline 110.
As shown in figure 4, being additionally provided with flow control valve 130 in pipeline 110, flow control valve 130 is for adjusting pipeline
Gas flow in 110；Flow control valve 130 is connect with power control cabinet, and power control cabinet receives the pipeline that pressure sensor 120 senses
110 pressure values, and according to the opening degree of 110 pressure value of pipeline adjusting flow control valve 130, thus to control piper 110
Gas flow size.Be arranged flow control valve 130 purpose be when pipeline 110 occur blocking cause gas unsmooth flowing logical or
When other are abnormal, pass through the opening degree of power control cabinet flow automatic regulation regulating valve 130, adjusting gas flow, so that gas
Body flowing is unimpeded, and the pressure recovery in pipeline 110 is stable and keeps constant.
Flow control valve 130 includes the stopcock structure and driving mechanism with cylindric spool 131, is set in spool 131
There is via hole, via hole includes via hole entrance 132 and conducting hole exits 133, and the quantity of via hole entrance 132 is at least two
A, the diameter of each via hole entrance 132 is different, and via hole entrance 132 is distributed in spool 131 along 131 circumferencial direction of spool
Side wall；The quantity that hole exits 133 are connected is one, is located on the side wall of 131 other end of spool；Driving mechanism and power control cabinet
It is connected with spool 131, driving mechanism is used to receive the control signal of power control cabinet, and revolves according to control signal control valve core 131
Turn.Specifically, driving mechanism can be motor.
Further, the diameter of via hole entrance 132 successively successively decreases along direction pivots clockwise or counter-clockwise, and diameter is maximum
The sealing for closing flow control valve 130 is formed between via hole entrance 132 and the smallest via hole entrance 132 of diameter
Face, multiple via hole entrances 132 and sealing surface are uniformly arranged along 131 circumferencial direction of spool.
When initially use, operator can make the smallest via hole entrance 132 of diameter and conducting with rotational valve core 131
Hole exits 133 are connected to, and sense that the gas flow in pipeline 110 that pressure sensor 120 detects becomes in power control cabinet
When change, control signal is sent to driving mechanism, driving mechanism drives spool 131 to rotate, so that the via hole entrance that diameter is bigger
132 are connected to conducting hole exits 133, so that the gas flow in pipeline 110 is increased, so that the pressure recovery in pipeline 110
Pressure value originally.
In conclusion when using the vacuum suction station provided by the utility model with water temperature alarm device, operator
Member pre-enters normal temperature value according to practical situation first in control mechanism 102, this normal temperature value is Water-ring vacuum
Pump is unlikely to the highest water temperature value being damaged, and then when the vacuum suction station with water temperature alarm device works, is set to
Pumping intracorporal temperature sensor 101 can be in the real-time detection pump housing the problem of working solution, and the temperature value that will test is sent to
The control mechanism 102；The temperature value and pre-set mark that control mechanism 102 sends the temperature sensor 101 received
Quasi- temperature value compares, and alarm signal is sent when temperature value is greater than normal temperature value to the alarm mechanism 103；Alarm mechanism
103 alarm after receiving the alarm signal, remind the temperature of operator's working solution excessively high, it will to make to vacuum pump 100
At damage, operator can in time be closed vacuum pump 100, avoided vacuum pump 100 and damaged by the working solution of high temperature, extend
The service life of vacuum pump 100 and whole vacuum suction station.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of vacuum suction station with water temperature alarm device, the vacuum suction station with water temperature alarm device include
Vacuum pump, the vacuum pump use water ring vacuum pump, which is characterized in that the vacuum suction station with water temperature alarm device is also
It include water temperature alarm device, the water temperature alarm device includes temperature sensor, control mechanism and alarm mechanism；
The temperature sensor is set in the pump housing in the water ring vacuum pump, for incuding the temperature of working solution in the pump housing
Degree, and the temperature value that will test is sent to the control mechanism；
The control mechanism is for presetting normal temperature value, and the temperature value that the temperature sensor received is sent
Compared with the normal temperature value, alarm signal is sent when the temperature value is greater than the normal temperature value to the alarm
Mechanism；
The alarm mechanism after receiving the alarm signal for alarming.
2. the vacuum suction station according to claim 1 with water temperature alarm device, which is characterized in that the alarm mechanism
For buzzer or the red light of flashing.
3. the vacuum suction station according to claim 1 with water temperature alarm device, which is characterized in that the temperature sensing
Device is set in the impeller shaft of the water ring vacuum pump.
4. the vacuum suction station according to claim 1 with water temperature alarm device, which is characterized in that described that there is water temperature
The vacuum suction station of alarm includes vacuum tank, power control cabinet and solenoid valve, and the water ring vacuum pump and vacuum tank are connected by pipeline
Logical, the power control cabinet is connect with water ring vacuum pump, solenoid valve, for controlling the water ring vacuum pump by control solenoid valve
It starting and shuts down, the negative pressure in the vacuum tank is maintained in appropriate range.
5. the vacuum suction station according to claim 4 with water temperature alarm device, which is characterized in that set in the pipeline
It is equipped with pressure sensor, the pressure sensor is used to incude the pressure in the pipeline, so that it is determined that the gas in the pipeline
Body flow, and the line pressure that will test is sent to power control cabinet；
The power control cabinet can preset reference pressure value, and the loine pressure that the pressure sensor received is sent
Value controls the Water-ring vacuum when the line pressure is greater than the reference pressure value compared with the reference pressure value
Pump is shut down.
6. the vacuum suction station according to claim 5 with water temperature alarm device, which is characterized in that the pressure sensing
Device is annular, and the inner wall of the pipeline is provided with annular groove, and the annular pressure sensor is fixedly installed on the ring
In connected in star.
7. the vacuum suction station according to claim 5 with water temperature alarm device, which is characterized in that in the pipeline also
It is provided with flow control valve, the flow control valve is used to adjust the gas flow in pipeline；
The flow control valve is connect with power control cabinet, and the power control cabinet receives the loine pressure that the pressure sensor senses
It is worth, and adjusts the opening degree of the flow control valve according to the line pressure, thus to the gas for controlling the pipeline
Uninterrupted.
8. the vacuum suction station according to claim 7 with water temperature alarm device, which is characterized in that the flow is adjusted
Valve includes the stopcock structure and driving mechanism with cylindric spool, is equipped with via hole, the via hole packet in the spool
Via hole entrance and conducting hole exits, the quantity at least two of the via hole entrance, each via hole entrance are included
Diameter it is different, the via hole enters the side wall that spool circumferencial direction described in opening's edge is distributed in the spool；
The quantity of the conducting hole exits is one, is located on the side wall of the spool other end；
The driving mechanism is connect with power control cabinet and spool, and the driving mechanism is used to receive the control signal of the power control cabinet,
And the Spool rotating is being controlled according to control signal.
9. the vacuum suction station according to claim 8 with water temperature alarm device, which is characterized in that the via hole enters
The diameter of mouth successively successively decreases along direction pivots clockwise or counter-clockwise, the maximum via hole entrance of diameter and the smallest institute of diameter
State the sealing surface being formed between via hole entrance for closing the flow control valve, multiple via hole entrances and close
Cover is uniformly arranged along spool circumferencial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820816039.4U CN209092297U (en) | 2018-05-29 | 2018-05-29 | Vacuum suction station with water temperature alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820816039.4U CN209092297U (en) | 2018-05-29 | 2018-05-29 | Vacuum suction station with water temperature alarm device |
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| Publication Number | Publication Date |
|---|---|
| CN209092297U true CN209092297U (en) | 2019-07-12 |
Family
ID=67146203
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820816039.4U Active CN209092297U (en) | 2018-05-29 | 2018-05-29 | Vacuum suction station with water temperature alarm device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209092297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112114553A (en) * | 2020-08-05 | 2020-12-22 | 佛山市第一人民医院（中山大学附属佛山医院） | Safety monitoring system of medical tower crane |
-
2018
- 2018-05-29 CN CN201820816039.4U patent/CN209092297U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112114553A (en) * | 2020-08-05 | 2020-12-22 | 佛山市第一人民医院（中山大学附属佛山医院） | Safety monitoring system of medical tower crane |
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