CN111853427A - Utilize impulse to distinguish and prevent mistake underground piping of digging - Google Patents
Utilize impulse to distinguish and prevent mistake underground piping of digging Download PDFInfo
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- CN111853427A CN111853427A CN202010702939.8A CN202010702939A CN111853427A CN 111853427 A CN111853427 A CN 111853427A CN 202010702939 A CN202010702939 A CN 202010702939A CN 111853427 A CN111853427 A CN 111853427A
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- groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/175—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by using materials which fill a space around the pipe before hardening
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an anti-mistaken-digging underground pipeline distinguished by impulse, which relates to the technical field of pipelines and comprises a pipeline main body, wherein a protection plate is uniformly arranged at the top of the pipeline main body, a round hole is formed in the top of the protection plate, a detection groove is formed in the position, corresponding to the round hole, of the top of the pipeline main body, and a conversion ball is connected between two sides of the inner wall of the detection groove in a sliding mode at one end of the top of the detection groove. This utilize impulse to distinguish and prevent mistake excavation underground piping, can possess the function that prevents the mistake and dig, the extrusion of distinguishing soil stone and the difference to pipeline pressure when the excavator shovels down, the pertinence is taken effective measure when the excavator shovels to underground piping and is avoided the pipeline to leak, guarantee that the normal use of pipeline does not receive the influence of underground excavation, the too big effectual buffering utilization that can't carry out of pressure when avoiding the excavator shovel down, the lower unable problem that prevents the rivers play in the pipeline for a long time of interim watertight fittings intensity that takes when the pipeline is dug by the mistake.
Description
Technical Field
The invention relates to the technical field of pipelines, in particular to an underground pipeline with the function of preventing mistaken excavation by utilizing impulse differentiation.
Background
Underground pipelines are pipelines laid underground for conveying liquid, gas or loose solids, channels are often dug underground in the process of urban construction, dig the underground piping easily often at the in-process of underground excavation and lead to the pipeline to break, lead to the construction pause to go to the maintenance pipeline, not only drag the speed of city capital construction slowly, also cause regional water break outage problem easily, influence resident's normal life, current underground piping does not possess the function that prevents the mistake and dig, can not distinguish the extrusion of soil stone and the difference of shovel down to pipeline pressure under the excavator, can't be pertinence take effective measure when the excavator shovels the underground piping and avoid the pipeline to leak, guarantee that the normal use of pipeline does not receive the influence of underground excavation, the too big effectual buffering utilization that can not carry out of pressure when the excavator shovel down, the lower unable water outflow in the pipeline that prevents for a long time of interim watertight fittings intensity that takes when the pipeline is dug by the mistake.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a method for distinguishing underground pipelines with mistaken excavation prevention by utilizing impulse, which has the function of preventing mistaken excavation, distinguishes the extrusion of earth and stones from the difference of pipeline pressure when an excavator shovels the underground pipelines, takes effective measures to avoid pipeline water leakage when the excavator shovels the underground pipelines in a targeted manner, ensures that the normal use of the pipelines is not influenced by underground excavation, avoids the problems that the pressure when the excavator shovels the underground pipelines is too high, the effective buffer utilization cannot be carried out, and the temporary waterproof device adopted when the pipelines are mistakenly excavated has lower strength and cannot prevent the water in the pipelines from flowing out for a long time.
In order to achieve the purpose, the invention is realized by the following technical scheme: an anti-mistaken-digging underground pipeline distinguished by impulse comprises a pipeline main body, wherein a protective plate is uniformly arranged at the top of the pipeline main body, a round hole is formed in the top of the protective plate, a detection groove is formed in the position, corresponding to the round hole, of the top of the pipeline main body, a conversion ball is connected to one end of the top of the detection groove between two sides of the inner wall of the detection groove in a sliding manner, a transmission device is arranged at the bottom of the conversion ball, a supporting magnet is connected to the middle position of the two sides of the inner wall of the detection groove in a sliding manner, a bottom magnet is fixedly connected to the bottom of the inner wall of the detection groove, the magnetic poles of the supporting magnet and one side, close to the bottom magnet, are the same, the supporting magnet is pushed to a high position by the bottom magnet and cannot fall off, the conversion ball is, the protection plate and the conversion ball are extruded downwards until the protection plate touches the pipeline main body, the conversion ball is pushed upwards by the support magnet until the protection plate is pushed upwards by the conversion ball to keep a section of height balance, when the excavator digs the underground pipeline to enable the bucket to quickly impact the protection plate with larger force, the protection plate quickly falls to push the conversion ball, the conversion ball pushes the support magnet to quickly fall through the support device, the inclined plate is extruded into the transmission groove in the falling process of the support magnet, the inclined plate pushes the rotating rod to rotate, the push block is pulled to extrude the glue storage bag, the waterproof glue in the glue storage bag is extruded to the waterproof device from the glue extrusion opening to form a waterproof film for waterproofing, the problem that water in the pipeline cannot normally supply water when the pipeline is mistakenly dug and broken is avoided, the normal water of nearby residents can not be influenced when the pipeline is mistakenly dug, and the difference of the pipeline pressure when the excavator shovels down can be distinguished, pertinence is taken effective measure when excavator shovel to underground piping and is avoided the pipeline to leak, guarantees that the normal use of pipeline does not receive the influence that the underground excavated, the spacing groove has been seted up to inner wall one side of detecting the groove, the position that the inside of pipeline main part is close to the detection groove has seted up the pipe chase, the inner wall bottom of pipe chase is located the position of detecting the groove below and installs watertight fittings, trigger device is installed to inner wall one side of pipe chase, heat-conduction device is installed to the position that inner wall one side of pipe chase is close to the spacing groove.
Preferably, watertight fittings includes the metal block, serpentine rod is installed to one side symmetry of metal block, the louvre has evenly been seted up at serpentine rod's top, the position that the inside of pipe chase is close to serpentine rod is filled there is the waterproof glue, and serpentine rod and louvre above that accelerate in giving off the waterproof glue with the heat on the metal block for the waterproof glue solidification forms the waterproof membrane, and the serpentine rod of metal material forms similar reinforced concrete's structure inside the waterproof glue of solidification simultaneously, increases the intensity of the waterproof membrane that the waterproof glue formed, guarantees to prevent the rivers play in the pipeline for a long time.
Preferably, heat-conducting device includes the metal sheet, metal support is evenly installed to one side of metal sheet, metal support keeps away from the inside that the one end of metal sheet extends to the spacing groove, metal support keeps away from one side of metal sheet and has seted up the sawtooth groove, push away the ball and slide along the spacing groove when being extruded the lapse by protection shield and conversion ball, push away the ball when sliding with the sawtooth groove friction on the metal support, slow down the removal rate that pushes away the ball, simultaneously with heat transfer that the friction produced to watertight fittings department accelerate the waterproof glue solidification, can weaken the excavator down the striking of the huge momentum that drives when shovel to the pipeline destroy, carry out effectual utilization simultaneously and accelerate the solidification of waterproof glue waterproof, in time produce the water proof membrane when the pipeline is excavated and break and prevent the rivers outflow in the pipeline, the reaction is comparatively rapid, the device is more sensitive.
Preferably, trigger device includes the extrusion groove, the extrusion groove is located the position that inner wall one side of detecting the groove is close to bottom magnet, extrusion groove and duct channel intercommunication, the inner wall bottom sliding connection in extrusion groove has the hang plate, it is connected with the bull stick to rotate between the inner wall both sides of duct channel, the bottom one end of bull stick is rotated and is connected with the ejector pad, the inner wall bottom sliding connection of ejector pad and duct channel, the inner wall bottom of duct channel is close to the position of ejector pad and is installed and deposit the gum bag, deposit the gum bag and keep away from one side of ejector pad and seted up crowded jiao kou.
Preferably, transmission includes transmission spring, transmission spring's top and conversion ball fixed connection, transmission spring's bottom fixedly connected with pushes away the ball, the circular slot has evenly been seted up in the outside of pushing away the ball, the both sides of pushing away the ball extend to the inside of spacing groove, make the conversion ball descend fast behind the scraper bowl striking protection shield of excavator, promote behind the conversion ball extrusion transmission spring and push away the ball and slide, transmission spring will convert the ball fast descending and convert the slow descending of pushing away the ball into, slow down the speed that removes because the striking of scraper bowl, avoid being caused the damage by the inside collision of striking back and pipeline.
Preferably, the top of the protection plate is uniformly penetrated with an optical sliding block, the bottom of the optical sliding block is fixedly connected with the pipeline main body, the optical sliding block is connected with the protection plate in a sliding mode, and the top of the optical sliding block is fixedly connected with an arc cap.
Preferably, the pipe groove comprises a protection groove, a heat conduction groove and a transmission groove, the waterproof device is installed inside the protection groove, the trigger device is installed inside the transmission groove, the heat conduction device is installed inside the heat conduction groove, the protection groove is communicated with the heat conduction groove, and the protection groove is communicated with the transmission groove through a glue squeezing opening.
The invention provides an underground pipeline with the function of preventing mistaken excavation by utilizing impulse differentiation. The method has the following beneficial effects:
(1) this utilize the momentum to distinguish and prevent mistake excavation underground piping, avoid the pipeline to dig the unable normal water supply of rivers play in the pipeline when breaking by the mistake, can not influence near resident's normal water when the pipeline is dug by the mistake, can distinguish extrusion of soil stone and difference to pipeline pressure when the excavator is shoveled down, the pertinence is taken effective measure when the excavator is shoveled underground piping and is avoided the pipeline to leak, guarantee that the normal use of pipeline does not receive the influence of underground excavation.
(2) Should utilize impulse differentiation to prevent mistake and dig underground piping, can weaken the impact damage of the huge momentum that drives when the excavator shovels down to the pipeline.
(3) This utilize momentum to distinguish and prevent mistake excavation underground piping, effectual huge momentum that produces when utilizing the excavator to shovel down accelerates the solidification of waterproof glue waterproof, is dug the rivers that break in the time in time produce the water proof membrane and prevent the pipeline and flow, and the reaction is comparatively rapid, and the device is more sensitive.
(4) This utilize impulse to distinguish and prevent mistake excavation underground piping for the waterproof glue solidification forms the water proof membrane, and the snakelike pole of metal material forms similar reinforced concrete's structure inside the waterproof glue of solidification simultaneously, increases the intensity of the waterproof membrane that the waterproof glue formed, guarantees to prevent the rivers play in the pipeline for a long time.
(5) This utilize momentum to distinguish and prevent mistake and dig underground piping, can slow down the speed that removes because the striking of scraper bowl, avoid causing the damage by striking back and pipeline inside collision.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the detection tank according to the present invention;
FIG. 3 is a sectional view showing the internal structure of the inspection tank according to the present invention;
FIG. 4 is a schematic structural diagram of a triggering device according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
fig. 6 is an enlarged view of the structure at B in fig. 3 according to the present invention.
In the figure: 1-pipeline main body, 2-protection plate, 3-round hole, 4-detection groove, 5-conversion ball, 6-transmission device, 601-transmission spring, 602-push ball, 603-round groove, 7-support magnet, 8-bottom magnet, 9-limit groove, 10-pipeline groove, 101-protection groove, 102-heat conduction groove, 103-transmission groove, 11-waterproof device, 111-metal block, 112-serpentine rod, 113-heat dissipation hole, 114-waterproof glue, 12-trigger device, 121-extrusion groove, 122-inclined plate, 123-rotating rod, 124-push block, 125-glue storage bag, 126-glue extrusion opening, 13-heat conduction device, 131-metal plate, 132-metal bracket, 133-sawtooth groove, 14-optical slider, 15-arc cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Example one
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an utilize momentum to distinguish and prevent mistake and dig underground piping, includes pipeline subject 1, its characterized in that: protection shield 2 is evenly installed at the top of pipeline main part 1, round hole 3 has been seted up at the top of protection shield 2, pipeline main part 1's top has been seted up with the position that round hole 3 corresponds and has been detected groove 4, top one end sliding connection has conversion ball 5 between the inner wall both sides of detection groove 4, transmission 6 is installed to conversion ball 5's bottom, intermediate position sliding connection has support magnet 7 between the inner wall both sides of detection groove 4, inner wall bottom fixedly connected with bottom magnet 8 of detection groove 4, one side magnetic pole that support magnet 7 and bottom magnet 8 are close to is the same, pipeline groove 10 has been seted up near the position of detection groove 4 to pipeline main part 1's inside, trigger device 12 is installed to inner wall one side of pipeline groove 10.
When the device is used, the supporting magnet 7 is pushed to a high position by the bottom magnet 8 and cannot fall off, the supporting magnet 7 supports the conversion ball 5 through the supporting device 6, the conversion ball 5 lifts the protection plate 2, the protection plate 2 is lifted from the top of the pipeline main body 1 by a certain height, soil and stones on the top of the protection plate 2 extrude the protection plate 2, the protection plate 2 and the conversion ball 5 are extruded downwards until the protection plate 2 touches the pipeline main body 1, the conversion ball 5 is pushed upwards by the supporting magnet 7 again until the protection plate 2 is pushed upwards by the conversion ball 5 by a certain height to keep balance, when an excavator digs an underground pipeline, a bucket rapidly impacts the protection plate 2 by a large force, the protection plate 2 rapidly falls to push the conversion ball 5, the conversion ball 5 pushes the supporting magnet 7 to rapidly fall through the supporting device 6, the inclined plate 122 is extruded into the transmission groove 103 in the falling process of the supporting magnet 7, the inclined plate 122 pushes, the pushing block 124 is pulled to press the glue storage bag 125, and the waterproof glue in the glue storage bag 125 is extruded from the glue extruding opening 126 to form a waterproof film for waterproofing.
Example two
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of embodiment one, pipeline groove 10 has been seted up to the inside position that is close to detecting groove 4 of pipeline main part 1, and watertight fittings 11 is installed to the position that the inner wall bottom of pipeline groove 10 is located detecting groove 4 below, and watertight fittings 11 includes metal block 111, and serpentine pole 112 is installed to one side symmetry of metal block 111, and louvre 113 has evenly been seted up at the top of serpentine pole 112, and the position that the inside of pipeline groove 10 is close to serpentine pole 112 is filled there is waterproof glue 114.
When the waterproof glue storage bag is used, the waterproof glue in the glue storage bag 125 is extruded to the serpentine rod 112 from the glue extruding opening 126, the serpentine rod 112 made of metal materials is arranged inside the solidified waterproof glue 114 to form a structure similar to reinforced concrete, and the strength of a waterproof film formed by the waterproof glue is increased.
EXAMPLE III
Referring to fig. 1-6, the present invention provides a technical solution: on the basis of the second embodiment, a limit groove 9 is formed in one side of the inner wall of the detection groove 4, a pipeline groove 10 is formed in the position, close to the detection groove 4, in the pipeline body 1, and a heat conduction device 13 is installed in the position, close to the limit groove 9, in one side of the inner wall of the pipeline groove 10.
The heat conducting device 13 includes a metal plate 131, a metal bracket 132 is uniformly installed on one side of the metal plate 131, one end of the metal bracket 132, which is far away from the metal plate 131, extends to the inside of the limiting groove 9, and a sawtooth groove 133 is formed on one side of the metal bracket 132, which is far away from the metal plate 131.
The top of the protection plate 2 is uniformly penetrated with an optical slider 14, the bottom of the optical slider 14 is fixedly connected with the pipeline main body 1, the optical slider 14 is slidably connected with the protection plate 2, and the top of the optical slider 14 is fixedly connected with an arc cap 15.
The pipe channel 10 comprises a protection channel 101, a heat conduction channel 102 and a transmission channel 103, a waterproof device 11 is installed inside the protection channel 101, a trigger device 12 is installed inside the transmission channel 103, a heat conduction device 13 is installed inside the heat conduction channel 102, the protection channel 101 is communicated with the heat conduction channel 102, and the protection channel 101 is communicated with the transmission channel 103 through an extrusion glue port 126.
During the use, push ball 602 slides along spacing groove 9 when being extruded by protection shield 2 and conversion ball 5 and sliding down, and push ball 602 rubs with sawtooth groove 133 on metal support 132 when sliding, slows down the translation rate of push ball 162, and the heat that will rub the production simultaneously passes through metal block 111 and transmits snake-shaped rod 112 department, and snake-shaped rod 112 and louvre 113 on it accelerate in giving off the heat on metal block 111 to waterproof glue 114 for waterproof glue solidification forms the waterproof membrane.
Example four
Referring to fig. 1-4, the present invention provides a technical solution: on the basis of the first embodiment, the transmission device 6 includes a transmission spring 601, the top of the transmission spring 601 is fixedly connected with the conversion ball 5, the bottom of the transmission spring 601 is fixedly connected with a push ball 602, circular grooves 603 are uniformly formed on the outer side of the push ball 602, and two sides of the push ball 602 extend to the inside of the limit groove 9.
During the use, make conversion ball 5 descend fast behind the scraper bowl striking protection shield 2 of excavator, conversion ball 5 pushes away push ball 602 and slides after pushing transmission spring 601, and transmission spring 601 will change ball 5 fast descending and convert the slow descending of push ball into, slows down the speed that removes because the striking of scraper bowl, avoids being caused the damage by the inside collision of striking back and pipeline.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides an utilize momentum to distinguish and prevent mistake and dig underground piping, includes pipeline subject (1), its characterized in that: the pipeline comprises a pipeline body (1), a protection plate (2) is uniformly installed at the top of the pipeline body (1), a round hole (3) is formed in the top of the protection plate (2), a detection groove (4) is formed in the position, corresponding to the round hole (3), of the top of the pipeline body (1), a conversion ball (5) is connected to one end of the top of the detection groove (4) between the two sides of the inner wall of the detection groove, a transmission device (6) is installed at the bottom of the conversion ball (5), a supporting magnet (7) is connected to the middle position of the two sides of the inner wall of the detection groove (4) in a sliding mode, a bottom magnet (8) is fixedly connected to the bottom of the inner wall of the detection groove (4), the magnetic poles of the supporting magnet (7) and the magnetic pole of the bottom magnet (8) are the same, a limiting groove (9) is formed in one side of the inner wall of, the water-proof device (11) is installed to the position that the inner wall bottom of pipe groove (10) is located detection groove (4) below, trigger device (12) are installed to inner wall one side of pipe groove (10), heat-transfer device (13) are installed to the position that inner wall one side of pipe groove (10) is close to spacing groove (9).
2. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: the waterproof device (11) comprises a metal block (111), a serpentine rod (112) is symmetrically installed on one side of the metal block (111), heat dissipation holes (113) are uniformly formed in the top of the serpentine rod (112), and waterproof glue (114) is filled in the position, close to the serpentine rod (112), in the pipeline groove (10).
3. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: heat-conducting device (13) include metal sheet (131), metal support (132) are evenly installed to one side of metal sheet (131), the one end that metal sheet (131) were kept away from in metal support (132) extends to the inside of spacing groove (9), sawtooth groove (133) have been seted up to one side that metal sheet (131) were kept away from in metal support (132).
4. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: trigger device (12) are including extrusion groove (121), extrusion groove (121) are located the position that inner wall one side of detecting groove (4) is close to bottom magnet (8), extrusion groove (121) and pipeline groove (10) intercommunication, the inner wall bottom sliding connection in extrusion groove (121) has hang plate (122), it is connected with bull stick (123) to rotate between the inner wall both sides in pipeline groove (10), the bottom one end of bull stick (123) is rotated and is connected with ejector pad (124), ejector pad (124) and the inner wall bottom sliding connection in pipeline groove (10), the inner wall bottom of pipeline groove (10) is close to the position of ejector pad (124) and installs and deposits gluey bag (125), deposit gluey mouth (126) of crowded having seted up in one side that gluey bag (125) kept away from ejector pad (124).
5. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: transmission (6) include drive spring (601), the top and the conversion ball (5) fixed connection of drive spring (601), the bottom fixedly connected with of drive spring (601) pushes away ball (602), circular slot (603) have evenly been seted up in the outside of pushing away ball (602), the both sides of pushing away ball (602) extend to the inside of spacing groove (9).
6. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: the top of protection shield (2) has evenly run through light slider (14), the bottom and the pipeline main part (1) fixed connection of light slider (14), light slider (14) and protection shield (2) sliding connection, the top fixed connection of light slider (14) has circular arc cap (15).
7. The underground pipeline with the impulse distinguishing and the anti-misoperation function according to the claim 1 is characterized in that: the pipeline groove (10) comprises a protection groove (101), a heat conduction groove (102) and a transmission groove (103), the waterproof device (11) is installed inside the protection groove (101), the trigger device (12) is installed inside the transmission groove (103), the heat conduction device (13) is installed inside the heat conduction groove (102), the protection groove (101) is communicated with the heat conduction groove (102), and the protection groove (101) is communicated with the transmission groove (103) through a glue squeezing opening (126).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010702939.8A CN111853427B (en) | 2020-07-21 | 2020-07-21 | Utilize impulse to distinguish and prevent mistake underground piping of digging |
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| CN202010702939.8A CN111853427B (en) | 2020-07-21 | 2020-07-21 | Utilize impulse to distinguish and prevent mistake underground piping of digging |
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| CN210531859U (en) * | 2019-08-07 | 2020-05-15 | 重庆交通职业学院 | Protection device for building pipeline |
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| CN111853427B (en) | 2022-09-30 |
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Effective date of registration: 20220916 Address after: No. 311, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province, 325000 Applicant after: Zhejiang Zhizhen Machinery Manufacturing Co.,Ltd. Applicant after: ZHEJIANG ZHONGMEI MACHINERY TECHNOLOGY Co.,Ltd. Address before: 550001 No.117, Yan'an East Road, Yunyan District, Guiyang City, Guizhou Province Applicant before: Zhao Shiwei |
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Effective date of registration: 20230601 Address after: No. 311, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province, 325600 Patentee after: Zhejiang Zhizhen Machinery Manufacturing Co.,Ltd. Address before: No. 311, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province, 325000 Patentee before: Zhejiang Zhizhen Machinery Manufacturing Co.,Ltd. Patentee before: ZHEJIANG ZHONGMEI MACHINERY TECHNOLOGY Co.,Ltd. |