CN112845353B - A wash case for aluminum casting cylinder liner - Google Patents

A wash case for aluminum casting cylinder liner Download PDF

Info

Publication number
CN112845353B
CN112845353B CN202011590061.XA CN202011590061A CN112845353B CN 112845353 B CN112845353 B CN 112845353B CN 202011590061 A CN202011590061 A CN 202011590061A CN 112845353 B CN112845353 B CN 112845353B
Authority
CN
China
Prior art keywords
box body
positioning table
air inlet
air outlet
valve
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
CN202011590061.XA
Other languages
Chinese (zh)
Other versions
CN112845353A (en
Inventor
李科
陈联鹏
隆林
祝剑敏
陈伟
刘祥云
陈嘉伟
王兴
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.)
Ningbo Sibei Technology Co ltd
Original Assignee
Ningbo Sibei Technology 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 Ningbo Sibei Technology Co ltd filed Critical Ningbo Sibei Technology Co ltd
Priority to CN202011590061.XA priority Critical patent/CN112845353B/en
Publication of CN112845353A publication Critical patent/CN112845353A/en
Application granted granted Critical
Publication of CN112845353B publication Critical patent/CN112845353B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/102Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Valve Housings (AREA)

Abstract

The invention relates to a cleaning box for an aluminum casting cylinder sleeve, which comprises a box body, a valve body and a positioning table, wherein the inner bottom surface of the box body is provided with the valve body of which the lower end penetrates through the bottom surface of the box body, the upper end of the valve body is provided with an opening contact, one side of the extending end of the lower part of the valve body is provided with an air inlet pipe connected with an air pressure source, one side of the upper part of the valve body is provided with an air outlet pipe, the positioning table is arranged above the valve body, the positioning table is provided with a plug-in connector provided with an air outlet port, four corners of the lower end of the positioning table are respectively provided with a supporting spring of which the lower end is connected with the bottom of the box body, one side of the positioning table is butted with the air outlet pipe through an air conveying pipeline, and an inner cavity connected with the air outlet port is arranged in the positioning table. The invention has the advantages of low modification cost, simple and convenient production, high operation speed, improved product quality, reduced potential safety hazard, reasonable control of cleaning cost and the like.

Description

A wash case for aluminum casting cylinder liner
Technical Field
The invention relates to the technical field of finish machining of aluminum castings, in particular to a cleaning box for an aluminum casting cylinder sleeve.
Background
In carrying out cylinder liner class aluminium casting finish machining in-process, can not remain the cutting sweeps in order to ensure finish machining back product surface, need blow cylinder liner product surface and inside hole site through pneumatic air blow gun, blow the sweeps down, the existing certain potential safety hazard of this kind of clearance mode, can't guarantee the quality of product again, the leading cause lies in, when the air blow gun blows, atmospheric pressure blows the sweeps down the sweeps, make the sweeps fly in disorder, enter into workman's eye easily, cause the production accident, simultaneously because atmospheric pressure is too big, make the sweeps fish tail product easily, cause the product quality to reduce, in order to solve above-mentioned problem, it is very necessary to design a plain type and remove the sweeps equipment.
Disclosure of Invention
The invention aims to solve the technical problem of providing a cleaning box for an aluminum casting cylinder sleeve, which has the advantages of low modification cost, simple and convenient production, high operation speed, improved product quality, reduced potential safety hazard, reasonable control of cleaning cost and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a wash case for aluminum casting cylinder liner, includes box, valve body and location platform, the inside bottom surface of box on be provided with the valve body that the lower extreme passed the box bottom surface, the upper end of valve body be provided with and open the contact, the valve body lower part stretch out end one side and be provided with the intake pipe that links to each other with the atmospheric pressure source, valve body upper portion one side be provided with the outlet duct, valve body top be provided with the location platform, be provided with the bayonet joint of opening the port of giving vent to anger on the location platform, location platform lower extreme four corners department all install the supporting spring that lower extreme and bottom half link to each other, location platform one side through gas pipeline and outlet duct butt joint, the inside inner chamber that links to each other with the port of giving vent to anger that is provided with of location platform.
As a supplement to the technical scheme, the positioning table comprises a bottom plate, a detachable positioning plate and an air inlet pipe joint, the detachable positioning plate is arranged on the upper end face of the bottom plate, an inner cavity is arranged in the detachable positioning plate, and the air inlet pipe joint is arranged at one side of the detachable positioning plate and communicated with the inner cavity.
As a supplement to this technical scheme, the air intake control valve include valve body, upper cover and lower cover, the inside two cavities that are provided with of valve body, two cavities are linked together with intake pipe and outlet duct respectively, are provided with the intercommunication mouth between two cavities, the valve body in the vertical valve rod of installing, valve rod middle part be provided with the sealing valve piece of sealed intercommunication mouth, valve body upper end and lower extreme in be provided with upper cover and lower cover respectively, the lower cover on install reset spring, reset spring upper end and sealing valve piece downside top mutually.
As a supplement to the technical scheme, the upper end of the valve rod extends out of the middle of the upper cover to form an opening contact, and the upper end face of the upper cover is provided with an elastic sealing film covering the connecting hole and the extending end of the valve rod.
As a supplement to the technical scheme, an air outlet cavity is arranged in the plug connector, and a connector inserted into the positioning table is arranged at the lower end of the plug connector and used for communicating the inner cavity with the air outlet cavity.
As a supplement to the technical scheme, the inserting head is vertically provided with a positioning indication strip.
As a supplement to the technical scheme, one side of the box body is provided with an opening, a baffle is arranged in the opening, and two sides of the baffle are provided with vertical guide rails.
As a supplement to the technical scheme, one side of the vertical guide rail, which is close to the inside of the box body, is provided with a sealing groove, and an opening of the box body is provided with an edge sealing strip corresponding to the sealing groove.
As a supplement to the technical scheme, a bottom sealing groove is formed in the lower bottom surface of the opening of the box body, and a sealing rubber strip matched with the bottom sealing groove is arranged at the lower end of the baffle.
As a supplement to the technical scheme, the other side inside the box body is provided with a drying rack.
Has the advantages that: the invention relates to a cleaning box for an aluminum casting cylinder sleeve, which is characterized in that a box body is arranged to facilitate the cylinder body to be completely immersed in cutting fluid in the box body for cleaning, a positioning table is arranged to facilitate the cylinder sleeve to be positioned and placed, a valve body is arranged to facilitate external air pressure to be introduced into the box body, so that the cutting fluid in the box body rolls, the cleaning efficiency is improved, and meanwhile, a plug connector inserted into an inner hole of the cylinder sleeve is arranged to enable the interior of the cylinder sleeve to be directly contacted with the rolling cutting fluid, so that the internal cleaning range is improved. The invention has the advantages of low modification cost, simple and convenient production, high operation speed, improved product quality, reduced potential safety hazard, reasonable control of cleaning cost and the like.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a cross-sectional view at a positioning station in accordance with the present invention;
FIG. 5 is a cross-sectional view at the valve body of the present invention;
FIG. 6 is a partial view of the edge seal of the present invention;
fig. 7 is a partial view of the joint strip according to the invention.
The figure is as follows: 1. the box, 2, the baffle, 3, dry the frame, 4, advance air control valve, 5, the intake pipe, 6, the outlet duct, 7, open the contact, 8, supporting spring, 9, the locating platform, 10, the bayonet joint, 11, the instruction strip, 12, the handle, 13, the valve body, 14, the lower cover, 15, the upper cover, 16, the valve rod, 17, reset spring, 18, the sealing valve piece, 19, the elasticity seal membrane, 20, the gas transmission pipeline, 21, the bottom plate, 22, can dismantle the locating plate, 23, the inner chamber, 24, the inlet pipe connects, 25, the connector, 26, the chamber of giving vent to anger, 27, the port of giving vent to anger, 28, vertical guide rail, 29, the edge sealing strip, 30, the bottom seal groove, 31, joint strip.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
The specific embodiment of the cleaning box for the aluminum casting cylinder sleeve is shown in fig. 1-3 and comprises a box body 1, an air inlet control valve 4 and a positioning table 9, wherein the bottom surface inside the box body 1 is provided with the air inlet control valve 4 of which the lower end penetrates through the bottom surface of the box body 1, the upper end of the air inlet control valve 4 is provided with an opening contact 7, one side of the lower extending end of the lower part of the air inlet control valve 4 is provided with an air inlet pipe 5 connected with an air pressure source, one side of the upper part of the air inlet control valve 4 is provided with an air outlet pipe 6, the positioning table 9 is arranged above the air inlet control valve 4, the positioning table 9 is provided with a plug-in connector 10 provided with an air outlet port 27, four corners of the lower end of the positioning table 9 are provided with supporting springs 8 of which the lower end is connected with the bottom of the box body 1, one side of the positioning table 9 is butted with the air outlet pipe 6 through a pipeline 20, and an inner cavity 23 connected with the air outlet port 27 is arranged inside the positioning table 9.
Among this technical scheme, pour cutting fluid into box 1 in, later place the cylinder liner on location platform 9 and submergence in cutting fluid, location platform 9 sinks, contact 7 is opened in the contact of location platform 9 contact, open contact 7 control and advance air control valve 4 and start, make in outside air supply can carry location platform 9, and discharge, make the cutting fluid in the box 1 roll, wash the cylinder liner, get rid of the cutting sweeps on the cylinder liner, avoid the cutting sweeps to fly in disorder, avoid the potential safety hazard.
After the cylinder sleeve is taken out, the positioning table 9 is reset under the action of the supporting spring 8, optimization is further performed, in order to ensure that the positioning table 9 cannot incline, the supporting spring 8 is selected to be of a spring structure which is high in strength and cannot swing, or a guide pillar can be arranged in the spring, the guide pillar is installed on the bottom surface of the box body 1, and the upper end of the guide pillar penetrates through the positioning table 9.
Meanwhile, in order to protect the supporting spring 8, a plastic protective sleeve is wrapped on the surface of the spring.
During the cylinder liner washs, the inside difficult quilt of cylinder liner is washd, in order to solve this problem, has set up the bayonet joint 10 that inserts the cylinder liner hole, gives vent to anger through bayonet joint 10 for gas begins to spread outwards from the cylinder liner is inside, makes inside earlier through the cutting fluid that rolls wash, ensures that the product is inside clean, improves product quality.
As shown in fig. 4, as a supplement to the present technical solution, the positioning table 9 includes a bottom plate 21, a detachable positioning plate 22 and an air inlet pipe connector 24, the detachable positioning plate 22 is disposed on the upper end surface of the bottom plate 21, an inner cavity 23 is disposed inside the detachable positioning plate 22, and the air inlet pipe connector 24 is disposed at one side of the detachable positioning plate 22 and is communicated with the inner cavity 23.
Among this technical scheme, in order to ensure the location degree of cylinder liner, be provided with on the location platform 9 and dismantle locating plate 22, can dismantle locating plate 22 upper end and be provided with the location auxiliary member that is used for supplementary cylinder liner fixed, the concrete structure of location auxiliary member matches with cylinder liner lower extreme structure, mainly plays the effect of location, spacing and support.
The air inlet control valve 4 can be a mechanical valve or an electromagnetic valve, and the air inlet control valve 4 is mainly used for controlling the introduction of air pressure, so that the cutting fluid in the box body 1 can roll, and the cleaning speed is improved.
As shown in fig. 5, as a supplement to the present technical solution, the air intake control valve 4 includes a valve body 13, an upper cover 15 and a lower cover 14, two chambers are provided inside the valve body 13, the two chambers are respectively communicated with the air intake pipe 5 and the air outlet pipe 6, a communication port is provided between the two chambers, a valve rod 16 is vertically installed in the valve body 13, a sealing valve plate 18 for sealing the communication port is provided in the middle of the valve rod 16, the upper cover 15 and the lower cover 14 are respectively provided in the upper end and the lower end of the valve body 13, a return spring 17 is installed on the lower cover 14, and the upper end of the return spring 17 abuts against the lower side of the sealing valve plate 18.
As a supplement to the present technical solution, the upper end of the valve rod 16 extends from the middle of the upper cover 15 to form the opening contact 7, the upper end surface of the upper cover 15 is provided with an elastic sealing film 19 covering the connecting hole and the extending end of the valve rod 16, and by providing the elastic sealing film 19, the sealing degree of the upper part of the air inlet control valve 4 is ensured, and the sensitivity of the opening contact 7 is improved.
As a supplement to the present technical solution, an air outlet cavity 26 is provided inside the plug 10, a connection port 25 for inserting the positioning table 9 is provided at the lower end of the plug 10, and the connection port 25 is used for communicating the inner cavity 23 and the air outlet cavity 26.
As a supplement to the present technical solution, the plug connector 10 is vertically provided with a positioning indication strip 11.
As a supplement to the technical scheme, an opening is arranged on one side of the box body 1, a baffle 2 is arranged in the opening, and vertical guide rails 28 are arranged on two sides of the baffle 2.
As shown in fig. 7, as a supplement to the present embodiment, a sealing groove is disposed on one side of the vertical guide rail 28 near the inside of the box 1, and an edge sealing strip 29 corresponding to the sealing groove is disposed on the opening of the box 1.
As shown in fig. 6, as a supplement to the present technical solution, a bottom sealing groove 30 is disposed on a lower bottom surface of the opening of the box body 1, and a sealing rubber strip 31 matching with the bottom sealing groove 30 is disposed at a lower end of the baffle 2.
As a supplement to the technical scheme, a drying rack 3 is arranged at the other side inside the box body 1, and handles 12 are arranged on the front side and the rear side of the box body 1.
The whole size of plug connector 10 matches with the end opening size of corresponding product in this technical scheme, and the outside of plug connector 10 is provided with one deck rubber simultaneously, can seal the cylinder liner end opening for when plug connector 10 gives vent to anger, gaseous from bottom to top diffuses, makes the cutting fluid can carry out a direction motion, improves inside rolling force.
Meanwhile, the air outlet port 27 on the plug connector 10 can be changed, and a plurality of small holes can be arranged, so that the air outlet is more violent in rolling.
The embodiments described herein are merely illustrative of the spirit of the invention and various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope and spirit of the invention as defined by the claims.

Claims (5)

1. The utility model provides a wash case for aluminum casting cylinder liner which characterized in that: the cleaning device comprises a box body (1), an air inlet control valve (4) and a positioning table (9), wherein the inner bottom surface of the box body (1) is provided with the air inlet control valve (4) of which the lower end penetrates through the bottom surface of the box body (1), the upper end of the air inlet control valve (4) is provided with an opening contact (7), one side of the extending end of the lower part of the air inlet control valve (4) is provided with an air inlet pipe (5) connected with an air pressure source, one side of the upper part of the air inlet control valve (4) is provided with an air outlet pipe (6), the positioning table (9) is provided with a positioning table (9) above, a plug-in connector (10) provided with an air outlet port (27) is arranged on the positioning table (9), the plug-in connector (10) is used for being inserted into an inner hole of a cylinder sleeve, four corners of the lower end of the positioning table (9) are respectively provided with a support spring (8) of which the lower end is connected with the bottom of the box body (1), one side of the positioning table (9) is butted with the air outlet pipe (6) through an air delivery pipe (20), an inner cavity (23) connected with the air outlet port (27) is arranged inside the positioning table (9), a cutting liquid to be vertically arranged on the cutting table (11) passing through a cutting liquid to be positioned on the box body (1);
the positioning table (9) comprises a bottom plate (21), a detachable positioning plate (22) and an air inlet pipe connector (24), wherein the detachable positioning plate (22) is arranged on the upper end surface of the bottom plate (21), an inner cavity (23) is formed in the detachable positioning plate (22), and the air inlet pipe connector (24) is arranged on one side of the detachable positioning plate (22) and communicated with the inner cavity (23);
the air inlet control valve (4) comprises a valve body (13), an upper cover (15) and a lower cover (14), two cavities are arranged in the valve body (13), the two cavities are respectively communicated with an air inlet pipe (5) and an air outlet pipe (6), a communicating port is arranged between the two cavities, a valve rod (16) is vertically arranged in the valve body (13), a sealing valve plate (18) for sealing the communicating port is arranged in the middle of the valve rod (16), the upper cover (15) and the lower cover (14) are respectively arranged in the upper end and the lower end of the valve body (13), a return spring (17) is arranged on the lower cover (14), and the upper end of the return spring (17) is abutted against the lower side of the sealing valve plate (18);
the upper end of the valve rod (16) extends out of the middle part of the upper cover (15) to form an opening contact (7), and the upper end face of the upper cover (15) is provided with an elastic sealing film (19) for covering the connecting hole and the extending end of the valve rod (16);
an air outlet cavity (26) is arranged in the plug connector (10), a connecting port (25) inserted into the positioning table (9) is arranged at the lower end of the plug connector (10), and the connecting port (25) is used for communicating the inner cavity (23) with the air outlet cavity (26).
2. The cleaning tank for the aluminum casting cylinder sleeve as recited in claim 1, wherein: an opening is formed in one side of the box body (1), a baffle (2) is arranged in the opening, and vertical guide rails (28) are arranged on two sides of the baffle (2).
3. The cleaning tank for the aluminum casting cylinder sleeve as recited in claim 2, wherein: one side of the vertical guide rail (28) close to the inside of the box body (1) is provided with a sealing groove, and an opening of the box body (1) is provided with an edge sealing strip (29) corresponding to the sealing groove.
4. A cleaning tank for aluminum casting cylinder liners according to claim 2 wherein: the lower bottom surface of the opening of the box body (1) is provided with a bottom sealing groove (30), and the lower end of the baffle (2) is provided with a sealing rubber strip (31) matched with the bottom sealing groove (30).
5. The cleaning tank for the aluminum casting cylinder sleeve as recited in claim 2, wherein: and a drying rack (3) is arranged at the other side inside the box body (1).
CN202011590061.XA 2020-12-29 2020-12-29 A wash case for aluminum casting cylinder liner Active CN112845353B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011590061.XA CN112845353B (en) 2020-12-29 2020-12-29 A wash case for aluminum casting cylinder liner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011590061.XA CN112845353B (en) 2020-12-29 2020-12-29 A wash case for aluminum casting cylinder liner

Publications (2)

Publication Number Publication Date
CN112845353A CN112845353A (en) 2021-05-28
CN112845353B true CN112845353B (en) 2023-04-18

Family

ID=75998072

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011590061.XA Active CN112845353B (en) 2020-12-29 2020-12-29 A wash case for aluminum casting cylinder liner

Country Status (1)

Country Link
CN (1) CN112845353B (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104226629A (en) * 2013-06-09 2014-12-24 泰州市中益新型纺织科技有限公司 Ultrasonic cleaning device for sample tube cavity
CN204533775U (en) * 2015-02-15 2015-08-05 宁波金欧五金制品有限公司 A kind of two-way valve that bimetallic strip is housed
CN205663953U (en) * 2015-10-23 2016-10-26 象山搏远智能科技有限公司 Water -saving water tap
WO2017075040A1 (en) * 2015-10-26 2017-05-04 Roger Moore Food or ware washing, deglazing and defrosting system and methods of deglazing and defrosting food items
CN205341362U (en) * 2015-12-01 2016-06-29 新昌金涛轴承有限公司 Low -cost high efficiency bearing belt cleaning device
CN205576307U (en) * 2016-04-27 2016-09-14 南昌华骏汽车配件有限公司 Kart accessory surface electrophoresis lacquer belt cleaning device
CN206626236U (en) * 2017-03-29 2017-11-10 雷纳德流体智能科技江苏股份有限公司 A kind of draining valve
CN108188093A (en) * 2018-01-29 2018-06-22 无锡启集智能科技有限公司 A kind of fluid rotary cleaning device of dental appliance
CN208555405U (en) * 2018-06-04 2019-03-01 济南弗莱德科学仪器有限公司 A kind of ultrasonic cleaning equipment
CN210304930U (en) * 2019-07-02 2020-04-14 江苏众乐生物科技股份有限公司 Multifunctional ultrasonic cleaner
CN211412887U (en) * 2019-08-09 2020-09-04 新昌县三和轴承有限公司 Belt cleaning device for wheel hub bearing
CN110742042B (en) * 2019-10-29 2021-12-03 数谱科技(浙江)有限公司 Device for automatically cleaning, wiping and supplementing liquid medicine by using self weight of insect
CN212121010U (en) * 2020-02-24 2020-12-11 徐�明 Ultrasonic probe cleaning and sterilizing device

Also Published As

Publication number Publication date
CN112845353A (en) 2021-05-28

Similar Documents

Publication Publication Date Title
CN112845353B (en) A wash case for aluminum casting cylinder liner
CN111413040A (en) Sealing inspection device for axle housing
WO2000015349A1 (en) Trigger type liquid spray container for operation in both upright and inverted positions
JP4556642B2 (en) Filling valve
CN117047272A (en) Underwater wall surface laser welding repair drainage device and welding method
CN114636530A (en) Plastic drum leakproofness detection device
CN216502220U (en) Steel casting forming device
CN214748704U (en) Nozzle leakproofness check out test set
KR100850055B1 (en) Sea water feeder of a ship
CN206168881U (en) Crankcase cleaning equipment that blows
CN208375077U (en) A kind of general rush-harvesting and rush-planting water mist sand-blasting machine
CN209529861U (en) Dry and wet adjusts humidification machine in chamber
CN206929043U (en) A kind of anti-Oil sucking device of vacuum pump
CN208402928U (en) A kind of fresh and living aquatic products transport device
CN206929391U (en) A kind of ballast tank of ship pressure vacuum ventilation head
CN201494097U (en) Ink box
CN205966661U (en) Pipeline self -cleaning and automatic rust prevention treatment equipment
CN216284133U (en) Air-tight water detection tool
CN107036767A (en) The air tightness detection equipment of gas braking joint
CN218444341U (en) Welding seam detection device for gas jacking of steel dome
CN220270709U (en) Air tightness testing device
CN220794545U (en) Be used for car silencer gas tightness detection device
CN215931183U (en) Air tightness detection tool
CN219924475U (en) Leak protection aluminium structure mould
CN211452746U (en) Axial-flow type governing valve body airtight test fixture

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 315800 Xixi Industrial Zone, Daxie Development Zone, Ningbo, Zhejiang

Applicant after: Ningbo Sibei Technology Co.,Ltd.

Address before: 315800 daxiexi Industrial Zone, Ningbo City, Zhejiang Province

Applicant before: NINGBO SPEY SCIENTIFIC CYLINDER Co.,Ltd.

CB02 Change of applicant information
GR01 Patent grant
GR01 Patent grant