CN209080606U - A kind of board glue cylinder - Google Patents

A kind of board glue cylinder Download PDF

Info

Publication number
CN209080606U
CN209080606U CN201821674176.5U CN201821674176U CN209080606U CN 209080606 U CN209080606 U CN 209080606U CN 201821674176 U CN201821674176 U CN 201821674176U CN 209080606 U CN209080606 U CN 209080606U
Authority
CN
China
Prior art keywords
bag body
glue
inner housing
glue cylinder
board
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
Application number
CN201821674176.5U
Other languages
Chinese (zh)
Inventor
陈锵
刘新华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Austrian Automation Equipment Co Ltd
Original Assignee
Shenzhen Austrian Automation Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Austrian Automation Equipment Co Ltd filed Critical Shenzhen Austrian Automation Equipment Co Ltd
Priority to CN201821674176.5U priority Critical patent/CN209080606U/en
Application granted granted Critical
Publication of CN209080606U publication Critical patent/CN209080606U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

It include inner housing and the bag body inside the inner housing the utility model discloses a kind of board glue cylinder, gas is filled in the bag body, the upper end of the bag body is equipped with through-hole, the through-hole is connect by pipeline with the breather valve being located on the outside of the inner housing, the bottom of the bag body is equipped with glue-feeder and gum outlet, the glue-feeder connects one end of a glue inlet tube, the other end of the glue inlet tube is stretched out in outside the inner housing and is equipped with into glue valve, the gum outlet connects one end of a rubber hose, and the other end of the rubber hose stretches out in the inner housing and is equipped with plastic emitting valve.When giving the board glue cylinder glue, the latex newly filled into is only contacted with gas existing for script in bag body, and this bag of intracorporal gas is isolated from the outside world at this time, this bag of intracorporal gas can't flow when entering in the bag body to latex, and thereby guaranteeing that will not contact with moving air and occur rotten to latex during the board glue cylinder glue.

Description

A kind of board glue cylinder
Technical field
The utility model relates to for glue equipment technology field, and in particular to a kind of board glue cylinder.
Background technique
Latex supply system in existing workshop is usually made of storage glue cylinder, board glue cylinder, and storage glue cylinder is located at for glue room Latex storage cylinder, volume is usually larger, once fills for entire workshop using the long period;Board glue cylinder is located at specific The work stations such as lathe, processing combination on realize that volume is usually smaller directly for glue, operation a period of time can be finished, It needs to rejoin latex, since the leakproofness of existing board glue cylinder is poor, cause during glue, latex can be with flowing Air contacts and latex is made the problems such as rotten, condensation occur, this can seriously affect the steady running of production.
Utility model content
Technical problem to be solved in the utility model is, for the existing above problem in the prior art, to provide one The board glue cylinder that kind can prevent latex from contacting with moving air and then prevent latex rotten.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of board glue cylinder, the bag body including inner housing and inside the inner housing, the interior filling of the bag body are provided There is gas, the upper end of the bag body is equipped with through-hole, and the through-hole is connected by pipeline with the breather valve being located on the outside of the inner housing It connects, the bottom of the bag body is equipped with glue-feeder and gum outlet, and the glue-feeder connects one end of a glue inlet tube, the glue inlet tube The other end is stretched out in outside the inner housing and is equipped with into glue valve, and the gum outlet connects one end of a rubber hose, the plastic emitting The other end of pipe stretches out in the inner housing and is equipped with plastic emitting valve.
By using above-mentioned board glue cylinder, when giving the board glue cylinder glue, described into glue valve, institute at this time need to be only opened It states breather valve and the plastic emitting valve is in closed state, the latex newly filled into flows into the bag body from the glue-feeder, In this course, latex is only contacted with gas existing for script in bag body, and at this time the intracorporal gas of the bag and it is extraneous every Absolutely, thus latex when entering in the bag body the intracorporal gas of bag can't flow, thereby guarantee that the board glue Latex will not contact with moving air and occur rotten during cylinder glue.
As the improvement of board glue cylinder of the present invention, the board glue cylinder further includes outer housing, in the outer housing Bottom is equipped with liquid level detection device, and the inner housing is placed in the outer housing and is mounted on the liquid level detection device, institute It states breather valve, described be respectively positioned on outside the outer housing into glue valve and the plastic emitting valve.By above-mentioned improvement, the intracorporal cream of bag The scale of construction of glue can be monitored in real time by the liquid level detection device, facilitate us and hold the opportunity of glue.
As the improvement of board glue cylinder of the present invention, the side wall of the inner housing, which is equipped with, to be available for users to from described interior Hull outside observes the interior window of the bag body, is equipped with one at the position of the correspondence of the side wall of the outer housing interior window Outer window, the bag body are made of translucent material.By above-mentioned improvement, we can penetrate the interior window and the outer window By visually directly observing the surplus situation of the intracorporal latex of the bag, in order to timely carry out glue operation.
As the improvement of board glue cylinder of the present invention, the board glue cylinder further includes being located at what the through-hole was connected to Baroceptor on the outside of the outer housing.It, can be intracorporal to the bag by the baroceptor by above-mentioned improvement Air pressure is monitored in real time, to prevent during glue, leads to the intracorporal gas of the bag because the latex amount of addition is excessive Pressure is more than safety value.In addition, the intracorporal atmospheric pressure value of the bag that the baroceptor senses can reflect to a certain extent The scale of construction or liquid level of the intracorporal latex of the bag out.
As the improvement of board glue cylinder of the present invention, the board glue cylinder further includes being located at what the through-hole was connected to ARTMechanical gas pressure table on the outside of the outer housing.It, can be intracorporal to the bag by the ARTMechanical gas pressure table by above-mentioned improvement Air pressure is monitored in real time, to prevent during glue, leads to the intracorporal gas of the bag because the latex amount of addition is excessive Pressure is more than safety value.
As the improvement of board glue cylinder of the present invention, the board glue cylinder further includes and the liquid level detection device electricity The processing module of connection and the communication module being electrically connected with the processing module.By above-mentioned improvement, the liquid level detection device During the scale of construction information of the intracorporal latex of the bag detected can be transmitted to by the processing module and the communication module Empty station, to facilitate long-range monitoring.
As the improvement of board glue cylinder of the present invention, the board glue cylinder further includes being electrically connected with the processing module Alarm module.By above-mentioned improvement, when the scale of construction for the intracorporal latex of the bag that the liquid level detection device detects is very few When, the processing module controls the alarm module and issues alarm signal, to remind user to carry out glue operation.
As the improvement of board glue cylinder of the present invention, the processing module is also electrically connected the breather valve and described Baroceptor.By above-mentioned improvement, the processing module judges the bag by receiving the numerical value of the baroceptor Whether intracorporal air pressure is in claimed range, and can be more than or low in the intracorporal air pressure of the bag by controlling the breather valve The intracorporal air pressure of the bag is adjusted when claimed range.
As the improvement of board glue cylinder of the present invention, the alarm module includes phonation unit and luminescence unit.It is logical Above-mentioned improvement is crossed, the alarm module can prompt user by making a sound signal and optical signal.
As the improvement of board glue cylinder of the present invention, the bag body is separably set to the bag inside the inner housing Body.By above-mentioned improvement, during being cleaned to the board glue cylinder, the bag body can be taken out and clean, Compatible clean bag body is replaced simultaneously, does not need to clean entire board glue cylinder, the cleaning efficiency greatly improved in this way.
Implement board glue cylinder provided by the utility model, can achieve following the utility model has the advantages that the board glue cylinder includes interior Shell and the bag body inside the inner housing, the bag body is interior to be filled with gas, and the upper end of the bag body is equipped with through-hole, institute It states through-hole and is connect by pipeline with the breather valve being located on the outside of the inner housing, the bottom of the bag body is equipped with glue-feeder and plastic emitting Mouthful, the glue-feeder connects one end of a glue inlet tube, and the other end of the glue inlet tube is stretched out in outside the inner housing and is equipped with Into glue valve, the gum outlet connects one end of a rubber hose, and the other end of the rubber hose stretches out in the inner housing and installation There is plastic emitting valve.By using above-mentioned board glue cylinder, when giving the board glue cylinder glue, need to only open it is described into glue valve, at this time The breather valve and the plastic emitting valve are in closed state, and the latex newly filled into flows into the bag body from the glue-feeder Interior, in this course, latex is only contacted with gas existing for script in bag body, and the intracorporal gas of the bag and the external world at this time Isolation, thus latex when entering in the bag body the intracorporal gas of bag can't flow, thereby guarantee that the board Latex will not contact with moving air and occur rotten during glue cylinder glue.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model preferred embodiment;
Fig. 2 is the position of the middle outer housing of the utility model preferred embodiment, inner housing, bag body and liquid level detection device Relation schematic diagram;
Fig. 3 is middle liquid level detection device, processing module, alarm module and the communication module of the utility model preferred embodiment Connection relationship diagram.
The drawing reference numeral of specific embodiment illustrates:
Bag body 1 Inner housing 2
Outer housing 3 Liquid level detection device 4
Interior window 21 Outer window 31
Baroceptor 5 ARTMechanical gas pressure table 6
Breather valve 7 Processing module 81
Communication module 82 Alarm module 83
Glue inlet tube 91 Rubber hose 92
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed Illustrate specific embodiment of the present utility model.Obviously, the described embodiments are only a part of the embodiments of the utility model, Instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creation Property labour under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of preferred embodiment of board glue cylinder.
Referring to Fig. 1 and Fig. 2, the board glue cylinder includes bag body 1, inner housing 2 and outer housing 3.The outer housing 3 is hollow Cylinder-like structure, a liquid level detection device 4 is installed on the bottom wall of the outer housing 3, the liquid level detection device 4 is preferably Weighing sensor.The inner housing 2 is similar shape with the outer housing 3, and certainly, the size of the inner housing 2 is less than described The size of outer housing 3,2 inside of inner housing is also generally hollow, and the inner housing 2 is entirely placed in inside the outer housing 3 And it is mounted on the liquid level detection device 4.The bag body 1 is made of toughness and the good plastics of air-tightness, the bag body 1 Upper end has a glue-feeder and a gum outlet with a through-hole, bottom, and the through-hole is by pipeline and is located at outside the outer housing 3 The breather valve 7 of side connects, and the glue-feeder connects one end of a glue inlet tube 91, and the other end of the glue inlet tube 91 stretches out in described Inner housing 2 is outer and is equipped with into glue valve, and the gum outlet connects one end of a rubber hose 92, and the other end of the rubber hose 92 is stretched For the inner housing 2 and plastic emitting valve is installed.It is filled with gas in the bag body 1, the gas can be air.
When the board glue cylinder is in stand-by state, the breather valve 7 described is in into glue valve and the plastic emitting valve Closed state, so that the gas inside the bag body 1 is isolated from the outside world.
When we are when giving the board glue cylinder glue, described into glue valve, the breather valve 7 and described at this time need to be only opened Plastic emitting valve remains off, and the latex newly filled into flows into the bag body 1 from the glue-feeder, in this course, Latex is only contacted with gas existing for script in bag body 1, and the gas in the bag body 1 is isolated from the outside world at this time, thus latex Gas when entering in the bag body 1 in the bag body 1 can't flow, and thereby guarantee that the board glue cylinder glue process Middle latex will not contact with moving air and occur rotten.In addition, it's also worth mentioning that being led when the loading of latex is excessive When causing the air pressure in the bag body 1 excessive, the breather valve 7 can be automatically opened, and played pressure release, guaranteed to use safe work With.Further more, the scale of construction of the latex in the bag body 1 can be monitored in real time by the liquid level detection device 4, facilitate us The opportunity for holding glue, i.e., when needs glue, when stops glue.
Further, the side wall of the inner housing 2 is equipped with and is available for users to from 2 external observation of inner housing to the bag The interior window 21 of body 1 is equipped with an outer window 31 at the position of the correspondence of the side wall of the outer housing 3 interior window 21, described Bag body 1 is made of translucent material.Specifically, the interior window 21 penetrates through the side wall of the inner housing 2, prolong along up and down direction It stretches, in elongated strip;The side wall that the outer window 31 penetrates through the outer housing 3 is in likewise, extending along up and down direction Elongated strip, the size of the outer window 31 are greater than or equal to the size of the interior window 21.In this way, which we can be saturating The surplus situation for the latex that the interior window 21 and the outer window 31 are directly observed by naked eyes in the bag body 1 is crossed, In order to timely carry out glue operation.Further, external foreign matter passes through the interior window 21 and described outer in order to prevent Window 31 punctures the bag body 1, and protection glass can also be installed at the interior window 21 and/or the outer window 31.
Further, the board glue cylinder further includes the air pressure for being located at 3 outside of outer housing being connected to the through-hole Sensor 5.Specifically, the baroceptor 5 is connected to by pipeline with the through-hole.In this way, the air pressure transmission can be passed through Sensor 5 monitors the air pressure in the bag body 1 in real time, to prevent during glue, because the latex amount of addition is excessive And the air pressure in the bag body 1 is caused to be more than safety value.Moreover, when the liquid level detection device 4 failure, the air pressure sensing The atmospheric pressure value that device 5 detects a degree of can also reflect the scale of construction or liquid level of the latex in the bag body 1, play Auxiliary detects the effect of latex liquid level information in the bag body 1.
Further, the board glue cylinder further includes the machinery for being located at 3 outside of outer housing being connected to the through-hole Air gauge 6.Specifically, the ARTMechanical gas pressure table 6 is connected to by pipeline with the through-hole.In this way, the mechanical gas can be passed through Pressure table 6 monitors the air pressure in the bag body 1 in real time, to prevent during glue, because the latex amount of addition is excessive And the air pressure in the bag body 1 is caused to be more than safety value.
Further, referring to Fig. 3, the board glue cylinder further includes the processing mould being electrically connected with the liquid level detection device 4 Block 81 and the communication module 82 being electrically connected with the processing module 81.Specifically, the processing module 81 is micro processing module Or single-chip microcontroller, it is mounted in the annular wall for being connected to the bottom of the outer housing 3, the communication module 82 can be wifi Chip or Bluetooth chip.In this way, the processing module 81 can receive the bag body 1 that the liquid level detection device 4 detects Then the scale of construction information of latex in the bag body 1 is transmitted to by the scale of construction information of interior latex by the communication module 82 Middle empty station (middle empty station and the communication module 82 wireless communication connect), to facilitate long-range monitoring.Further, the processing Module is also electrically connected the breather valve 7 and the baroceptor 5, and the processing module is by receiving the baroceptor 5 numerical value judges whether the air pressure in the bag body 1 is in claimed range, and can by controlling the breather valve 7 come in institute The air pressure in the bag body 1 is adjusted when stating the air pressure in bag body 1 above or below claimed range.
Further, referring to Fig. 3, the board glue cylinder further includes the alarm module being electrically connected with the processing module 81 83.Specifically, the alarm module 83 includes phonation unit and luminescence unit, the phonation unit can be loudspeaker, described Luminescence unit can be LED lamp, and the phonation unit and the luminescence unit are arranged in the annular wall.In this way, when described When the scale of construction for the latex in the bag body 1 that liquid level detection device 4 detects is very few, the processing module 81 controls the sounding Unit issues the other types of voice prompt such as " serge serge " or " ticking ", meanwhile, it also controls the luminescence unit and issues red length Light or scintillation light, to remind user to carry out glue operation.
Further, the bag body 1 is separably set to the bag body 1 inside the inner housing 2.Specifically, can institute Multiple hooks are arranged in the outside for stating bag body 1, meanwhile, multiple links are set in the side wall of the inner housing 2 and the inside of roof, are led to It crosses multiple hooks and multiple links is corresponded and hooked so that the bag body 1 is separable to be mounted on the inner housing 2 inside.In this way, the bag body 1 can be taken out and carry out clearly during being cleaned to the board glue cylinder It washes, while replacing clean bag body 1 compatible with the inner housing 2, do not need to clean entire board glue cylinder in this way, greatly The cleaning efficiency of raising.
It should be pointed out that in other embodiments, the air in the bag body 1 can also be substituted with inert gas.Separately Outside, the shape of the outer housing 3 and the inner housing 2 is also not limited to cylindrical shape, can also using square tubbiness, triangular prism shape, Pentagonal prism shape etc..
Implement board glue cylinder provided by the utility model, can achieve it is at least following the utility model has the advantages that
1, by using above-mentioned board glue cylinder, when giving the board glue cylinder glue, need to only open it is described into glue valve, at this time The breather valve 7 and the plastic emitting valve are in closed state, and the latex newly filled into flows into the bag body 1 from the glue-feeder Interior, in this course, latex is only contacted with gas existing for script in bag body 1, and the gas in the bag body 1 and outer at this time Boundary's isolation, so that gas of latex when entering in the bag body 1 in the bag body 1 can't flow, thereby guarantees that described Latex will not contact with moving air and occur rotten during board glue cylinder glue.
2, the scale of construction of the latex in the bag body 1 can be monitored in real time by the liquid level detection device 4, facilitate me Hold opportunity of glue.When the liquid level detection device 4 failure, the atmospheric pressure value that the baroceptor 5 detects can also With a degree of scale of construction or liquid level for reflecting the latex in the bag body 1, plays auxiliary and detect cream in the bag body 1 The effect of glue liquid level information.
3, we can directly observe the bag body 1 by naked eyes through the interior window 21 and the outer window 31 The surplus situation of interior latex, in order to timely carry out glue operation.
4, the air pressure in the bag body 1 can be carried out by the baroceptor 5 or the ARTMechanical gas pressure table 6 real-time Monitoring causes the air pressure in the bag body 1 to be more than safety to prevent during glue because the latex amount of addition is excessive Value.
5, the scale of construction information of the latex in the bag body 1 that the liquid level detection device 4 detects can be by the place Reason module 81 and the communication module 82 are transmitted to middle empty station, to facilitate long-range monitoring.
6, the processing module is to judge the air pressure in the bag body 1 by receiving the numerical value of the baroceptor 5 It is no to be in claimed range, and can be by controlling the breather valve 7 come the air pressure in the bag body 1 above or below claimed range When the air pressure in the bag body 1 is adjusted.
7, when the scale of construction of the latex in the bag body 1 that the liquid level detection device 4 detects is very few, the processing mould Block 81 controls the phonation unit and issues the other types of voice prompt such as " serge serge " or " ticking ", meanwhile, also control the hair Light unit issues red long light or scintillation light, to remind user to carry out glue operation.
8, during being cleaned to the board glue cylinder, the bag body 1 can be taken out and cleans, while more Clean bag body 1 compatible with the inner housing 2 is changed, does not need to clean entire board glue cylinder in this way, what is greatly improved is clear Clean efficiency.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to The specific embodiment stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model Under, many forms can be also made, these are belonged within the protection of the utility model.

Claims (10)

1. a kind of board glue cylinder, which is characterized in that the bag body including inner housing and inside the inner housing, in the bag body Filled with gas, the upper end of the bag body is equipped with through-hole, and the through-hole passes through pipeline and the breathing on the outside of the inner housing Valve connection, the bottom of the bag body are equipped with glue-feeder and gum outlet, and the glue-feeder connects one end of a glue inlet tube, described into glue The other end of pipe is stretched out in outside the inner housing and is equipped with into glue valve, and the gum outlet connects one end of a rubber hose, described The other end of rubber hose stretches out in the inner housing and is equipped with plastic emitting valve.
2. board glue cylinder according to claim 1, which is characterized in that further include outer housing, bottom is set in the outer housing There is liquid level detection device, the inner housing is placed in the outer housing and is mounted on the liquid level detection device, the breathing Valve described is respectively positioned on outside the outer housing into glue valve and the plastic emitting valve.
3. board glue cylinder according to claim 2, which is characterized in that the side wall of the inner housing be equipped be available for users to from The inner housing external observation to the bag body interior window, at the position of the correspondence of the side wall of the outer housing interior window Equipped with an outer window, the bag body is made of translucent material.
4. board glue cylinder according to claim 2, which is characterized in that further include being connected to the through-hole positioned at described outer The baroceptor of hull outside.
5. board glue cylinder according to claim 2, which is characterized in that further include being connected to the through-hole positioned at described outer The ARTMechanical gas pressure table of hull outside.
6. board glue cylinder according to claim 4, which is characterized in that further include being electrically connected with the liquid level detection device Processing module and the communication module being electrically connected with the processing module.
7. board glue cylinder according to claim 6, which is characterized in that further include the alarm being electrically connected with the processing module Module.
8. board glue cylinder according to claim 7, which is characterized in that the processing module is also electrically connected the breather valve With the baroceptor.
9. board glue cylinder according to claim 7, which is characterized in that the alarm module includes phonation unit and shines single Member.
10. board glue cylinder according to claim 1, which is characterized in that the bag body is separably set to the inner housing Internal bag body.
CN201821674176.5U 2018-10-16 2018-10-16 A kind of board glue cylinder Active CN209080606U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821674176.5U CN209080606U (en) 2018-10-16 2018-10-16 A kind of board glue cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821674176.5U CN209080606U (en) 2018-10-16 2018-10-16 A kind of board glue cylinder

Publications (1)

Publication Number Publication Date
CN209080606U true CN209080606U (en) 2019-07-09

Family

ID=67119308

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821674176.5U Active CN209080606U (en) 2018-10-16 2018-10-16 A kind of board glue cylinder

Country Status (1)

Country Link
CN (1) CN209080606U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111361164A (en) * 2020-03-19 2020-07-03 刘新华 Full-automatic pad mounting machine for electronic shell
CN114655493A (en) * 2022-03-28 2022-06-24 河南中烟工业有限责任公司 No-clean glue supply device for cigarette equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111361164A (en) * 2020-03-19 2020-07-03 刘新华 Full-automatic pad mounting machine for electronic shell
CN114655493A (en) * 2022-03-28 2022-06-24 河南中烟工业有限责任公司 No-clean glue supply device for cigarette equipment

Similar Documents

Publication Publication Date Title
CN209080606U (en) A kind of board glue cylinder
CN205005739U (en) Fish bowl controlling means
CN106531404B (en) Silica gel tank on-Line Monitor Device
CN208871748U (en) A kind of air purifier of the sensor equipped with monitoring formaldehyde
CN113624932A (en) Automatic cleaning device for aquatic sensor
CN204286994U (en) One is applicable to dust detector heating and dehumidification device
CN208253145U (en) A kind of adjustable micro lubricating agent injection apparatus
CN2656401Y (en) Automatic on-line detecting device for hollow fibre separation membrance
CN207034307U (en) A kind of air bleeding valve
CN201712977U (en) Store device for efficient water reducing agent
CN201166421Y (en) Water feeding device for air conditioner and air conditioner with the same
CN215866640U (en) Automatic cleaning device for aquatic sensor
CN212282203U (en) Baby oral cavity sucking negative pressure measuring and recording device
CN210198928U (en) Xenon lamp weather-proof testing machine
CN205920053U (en) It probes ware to contain more carbon dioxide in gas of exhalation
CN110116365A (en) Chemical-mechanical grinding device bench monitoring system
CN205005740U (en) Automatic water changing device for fish tank
CN215448487U (en) Integrated performance simulation test bed for excrement collector
CN203252540U (en) Suction type measuring oil bottle
CN216415669U (en) Water replenishing equipment
CN209475453U (en) Fire pump room
CN213714658U (en) Blowdown interface valve test fixture
CN219090440U (en) Be applied to neonate's drainage device
CN211380640U (en) Aquatic plant vase capable of prompting water shortage
CN219956666U (en) Water meter metering and calibrating device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant