CN219697149U - Side-slotting and line-protecting corrugated pipe opening device - Google Patents
Side-slotting and line-protecting corrugated pipe opening device Download PDFInfo
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- CN219697149U CN219697149U CN202321177602.5U CN202321177602U CN219697149U CN 219697149 U CN219697149 U CN 219697149U CN 202321177602 U CN202321177602 U CN 202321177602U CN 219697149 U CN219697149 U CN 219697149U
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- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a side-slotting and line-protecting corrugated pipe expanding device, which comprises two handles and two clamping jaws, wherein the two clamping jaws enclose a clamping space; the clamping jaw comprises a connecting part, an arc-shaped part and a clamping part, and the connecting part is fixedly connected to the front end of the handle; the arc-shaped part is in an arc-shaped sheet shape and is fixedly connected with the connecting part; the clamping part is fixedly connected to the front side edge of the arc-shaped part and bends towards the inside of the clamping space; the protruding directions of the two arc-shaped parts are deviated; when a holding force is applied to the holding parts of the two handles, the two clamping jaws are driven to open. When the side-slotting and line-protecting corrugated pipe expanding device is adopted, the side-slotting and line-protecting corrugated pipe is only required to be sleeved on the corrugated pipe when being expanded, the clamping jaw clamping parts hook the side-slotting pipe wall of the corrugated pipe, the two handles are applied with holding force to drive the two clamping jaws to expand so as to expand the corrugated pipe, and the side-slotting is expanded, so that a plurality of cables can be conveniently and simultaneously put into the corrugated pipe, and convenience and efficiency of cable arrangement are improved.
Description
Technical Field
The utility model belongs to the technical field of mechanical tools, and particularly relates to an opening device for a side-slotting and line-protecting corrugated pipe.
Background
The high-precision three-coordinate measuring machine control cabinet relates to more cables at the joint of the machine body, if the cables are not arranged, the cables are messy, interference with moving parts of the measuring machine can be generated in the measuring process, or the risk of being pulled down carelessly exists, and the appearance of the whole machine is affected.
So when the cable is installed, the installer will usually place the cable in the side-entry line protection bellows, and the side-entry line protection bellows plays the effect of protection and collection arrangement to the cable. At present, the cable can only be placed in the corrugated pipe by bare-handed installation workers to open the side slits of the corrugated pipe and further open the corrugated pipe so as to simultaneously plug in a plurality of cables, or one cable is plugged in the corrugated pipe, because the resilience force of the corrugated pipe is relatively large, the bare-handed operation can be very time-consuming and labor-consuming when the corrugated pipe is opened to place the cable, and the cable is damaged and the hands of the installation workers are cut easily.
Disclosure of Invention
The utility model provides a side-slotting and line-protecting corrugated pipe expanding device, which can solve the problems that in the prior art, a side-slotting and line-protecting corrugated pipe needs to be manually expanded to place a cable, and the time and the labor are wasted and the cable is unsafe.
In order to solve the technical problems, the utility model adopts the technical scheme that the side-slotting and line-protecting corrugated pipe expanding device comprises:
the two handles are symmetrically arranged, the front ends of the two handles are hinged through a rotating shaft, the rotating shaft is positioned between the front ends of the two handles, and the rear ends of the two handles are provided with holding parts;
the two clamping jaws are symmetrically arranged, are respectively and fixedly arranged on the front ends of the two handles and are positioned on the front side of the rotating shaft, and the two clamping jaws enclose a clamping space of the side-slotting and line-protecting corrugated pipe; each clamping jaw comprises a connecting part, an arc-shaped part and a clamping part, wherein the connecting parts are fixedly connected to the front end of the handle; the arc-shaped part is in an arc-shaped sheet shape, and the rear side edge of the arc-shaped part is fixedly connected with the connecting part; the clamping part is fixedly connected to the front side edge of the arc-shaped part and bends towards the inside of the clamping space; the protruding directions of the arc-shaped parts of the two clamping jaws are opposite;
when a holding force is applied to the holding parts of the two handles, the holding parts drive the two clamping jaws to open.
Each clamping jaw further comprises a stop part, wherein the stop part is fixedly connected to the rear side edge of the clamping part and bends towards the protruding direction of the arc-shaped part of the clamping jaw where the stop part is located.
The cross section of the arc-shaped part is semicircular, the clamping part bends towards the side where the circle center of the arc-shaped part is located, and the stop part is mutually perpendicular to the clamping part.
The clamping part extends from one end of the arc-shaped part to the other end of the arc-shaped part, and two ends of the clamping part are respectively level with two ends of the arc-shaped part;
the stop part extends from one end of the clamping part to the other end of the clamping part, and two ends of the stop part are respectively flush with two ends of the clamping part.
The inner wall of the arc-shaped part is provided with a telescopic part near the rear side edge of the arc-shaped part, the telescopic part can axially stretch and retract along the telescopic part, and the telescopic part faces the center of the clamping space.
A positioning device is connected between the holding parts of the two handles and used for positioning the two clamping jaws at an open position.
The positioning device is provided with elasticity, and two ends of the positioning device are respectively connected with the holding parts of the two clamping jaws so as to apply pulling force to the holding parts of the two clamping jaws when the two clamping jaws are opened.
The positioning device comprises a positioning sleeve, a positioning column and a stop pin, the positioning sleeve is matched with the positioning column in a sliding sleeve manner, one end of the positioning sleeve is rotationally connected with the holding part of one handle, one end of the positioning column is rotationally connected with the holding part of the other handle, a plurality of first positioning holes are axially distributed on the positioning sleeve, a plurality of second positioning holes are axially correspondingly distributed on the positioning column, and the stop pin is inserted into the two opposite first positioning holes and the second positioning holes.
The positioning device further comprises an elastic reset part, wherein the elastic reset part is arranged in the positioning sleeve and positioned between the positioning sleeve and the positioning column and is used for applying elastic reset force to the holding parts of the two handles.
The holding parts of the handles are arc-shaped, and the protruding directions of the holding parts of the two handles are opposite.
Compared with the prior art, the utility model has the following advantages and positive effects:
1. when the side-slotting and line-protecting corrugated pipe expanding device is adopted, the corrugated pipe is only required to be inserted into a clamping space surrounded by two clamping jaws of the expanding device when the side-slotting and line-protecting corrugated pipe is expanded, the clamping parts of the clamping jaws are ensured to be positioned in the side slotting so as to be capable of hooking the pipe wall of the side slotting, the side-slotting and line-protecting corrugated pipe axially slides to the middle position of the corrugated pipe along the corrugated pipe, then holding force is applied to the clamping parts of the two handles to drive the two clamping jaws to expand so as to expand the corrugated pipe, and the side slotting is expanded, so that a plurality of cables can be conveniently placed in the corrugated pipe at the same time, the convenience and the working efficiency of cable arrangement are improved, and time and labor are saved;
2. by adopting the side-slotting and line-protecting corrugated pipe opening device, an installer does not need to manually open the corrugated pipe, the hand can be prevented from being scratched, and the use safety is improved;
3. when the side-slotting and line-protecting corrugated pipe expanding device is adopted, the main contact part of the side-slotting and line-protecting corrugated pipe expanding device and the corrugated pipe is an arc-shaped part of a clamping jaw, and the axial length of the arc-shaped part can be increased, so that the contact area with the corrugated pipe is increased, the stress on the unit area of the corrugated pipe is reduced, and the corrugated pipe is prevented from being damaged as much as possible.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a perspective view of a side-entry line bellows distracting device according to an embodiment of the present utility model;
FIG. 2 is a perspective view of another view of a side-entry line bellows distractor device according to an embodiment of the present utility model;
FIG. 3 is a schematic perspective view of a positioning device according to an embodiment of the present utility model;
FIG. 4 is a schematic perspective view of a side-stitched-open line bellows according to an embodiment of the present utility model;
fig. 5 is a schematic structural view of a side-stitched-open thread-protecting bellows when the side-stitched-open thread-protecting bellows spreader according to an embodiment of the present utility model is used.
Reference numerals: 1-a distraction device; 10-a handle; 11-a grip; 12-a projection; 20-clamping jaw; 21-a connection; 22-arc-shaped part; 23-clamping part; 24-stop; 30-rotating shaft; 40-clamping space; 50-positioning means;
2-bellows; 2.1-side slotting.
Detailed Description
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Referring to fig. 1 to 5, a side-entry suture thread-protecting bellows spreader 1 of the present embodiment includes two handles 10 symmetrically arranged and two clamping jaws 20 symmetrically arranged.
A protrusion 12 is formed on the opposite surfaces of the front ends of the two handles 10, and the two protrusions 12 are rotatably connected by a rotation shaft 30, thereby realizing the hinge connection of the two handles 10. The rotation shaft 30 is located between the front ends of the two handles 10, and the rear ends of the two handles 10 are formed with grip portions 11 for the installer to grasp.
The front end of each handle 10 is fixedly provided with one clamping jaw 20, the clamping jaw 20 is positioned at the front side of the rotating shaft 30, and two clamping jaws 20 enclose a clamping space 40 of the side-slotting thread-protecting corrugated pipe 2; each clamping jaw 20 comprises a connecting part 21, an arc-shaped part 22 and a clamping part 23, wherein the connecting part 21 is fixedly connected to the front end of the handle 10 so as to integrally fix the clamping jaw 20 on the front end of the handle 10; the arc-shaped part 22 is arc-shaped sheet-shaped, and the rear side edge of the arc-shaped part is fixedly connected with the connecting part 21; the clamping part 23 is fixedly connected to the front side edge of the arc-shaped part 22 and is bent towards the inside of the clamping space 40; the protruding direction of the arc-shaped parts 22 of the two clamping jaws 20 is opposite, so that the profile shape of the enclosed clamping space 40 can be matched with the cylindrical side-slotting wire-protecting corrugated tube 2 as far as possible.
When a gripping force is applied to the grip portion 11 of the two handles 10, it drives the two jaws 20 to open, i.e., the two jaws 20 move away from each other, as shown in fig. 5, and the directions indicated by the arrows in fig. 5 are the movement directions of the handles 10 and the jaws 20.
When the side-slotting and line-protecting corrugated pipe expanding device 1 is adopted, when the side-slotting and line-protecting corrugated pipe 2 is expanded, the corrugated pipe 2 is only required to be inserted into a clamping space 40 surrounded by two clamping jaws 20 of the expanding device 1, the clamping parts 23 of the clamping jaws 20 are ensured to be positioned in the side-slotting 2.1 so as to be capable of hooking the pipe wall of the side-slotting 2.1, the side-slotting and line-protecting corrugated pipe expanding device axially slides to the approximate middle position of the corrugated pipe 2 along the corrugated pipe 2, then holding force is applied to the holding parts 11 of two handles 10 to drive the two clamping jaws 20 to expand so as to expand the corrugated pipe 2, and therefore, a plurality of cables are conveniently and simultaneously placed into the corrugated pipe 2, the convenience and the working efficiency of cable arrangement are improved, and time and labor are saved; meanwhile, the corrugated pipe 2 is not required to be pulled out by hand by an installer, so that hand scratch can be prevented, and the use safety is improved; when the side-opening seam-protection corrugated pipe 2 is opened, the main contact part of the side-opening seam-protection corrugated pipe 2 and the corrugated pipe 2 is the arc-shaped part 22 of the clamping jaw 20, and the axial length of the arc-shaped part 22 can be increased, so that the contact area with the corrugated pipe 2 is increased, the stress on the unit area of the corrugated pipe 2 is reduced, and the corrugated pipe 2 is prevented from being damaged as much as possible.
In order to further improve the stability of the corrugated tube 2 when the side-stitched-open wire-protecting corrugated tube 2 is stretched, and prevent the corrugated tube 2 from being separated from the clamping jaw 20, in this embodiment, as shown in fig. 1 and 2, each clamping jaw 20 further includes a stop portion 24, and the stop portion 24 is fixedly connected to the rear side edge of the clamping portion 23 and is bent towards the protruding direction of the arc portion 22 of the clamping jaw 20 where the clamping portion 23 is located. As shown in fig. 1, 2 and 5, the stop portion 24 on the upper clamping jaw 20 is bent upwards, the stop portion 24 on the lower clamping jaw 20 is bent downwards, the stop portion 24, the clamping portion 23 and the front side portion of the arc-shaped portion 22 of the upper clamping jaw 20 jointly enclose a u-shaped hooking portion, the upper edge of the side slit 2.1 of the side slit protection corrugated tube 2 is hooked, and the stop portion 24 abuts against the inner wall of the corrugated tube 2; the stop part 24, the clamping part 23 and the front side part of the arc-shaped part 22 of the lower clamping jaw 20 jointly enclose an approximately inverted u-shaped hooking part, the lower edge of the side slit 2.1 of the side slit protection wire corrugated pipe 2 is hooked, and the stop part 24 is abutted against the inner wall of the corrugated pipe 2; therefore, when a holding force is applied to the holding part 11 of the handle 10, the corrugated tube 2 can be effectively unfolded, and the stop part 24 can effectively stop the corrugated tube 2, so that the position stability of the corrugated tube 2 is ensured, and the corrugated tube is prevented from being separated from the clamping jaw 20.
Further, the cross section of the arc-shaped part 22 is semicircular, so that the clamping space 40 enclosed by the two clamping jaws 20 is cylindrical and is matched with the cylindrical side-slotting and thread-protecting corrugated pipe 2; the clamping part 23 is bent towards the side where the circle center of the arc-shaped part 22 is located, so that the clamping part 23 is attached to the inner wall plane of the side slit 2.1 as much as possible, and the extrusion of the side slit of the corrugated pipe is reduced; and the stopping part 24 and the clamping part 23 are perpendicular to each other so as to play an effective stopping role.
The clamping part 23 is in a strip-shaped flat plate shape, so that the clamping part 23 is attached to the inner wall surface of the side slit 2.1 as far as possible, one end of the arc-shaped part 22 extends to the other end of the clamping part, and two ends of the clamping part 23 are respectively level with two ends of the arc-shaped part 22; similarly, the stop portion 24 has a bar-shaped flat plate shape, and extends from one end of the clamping portion 23 to the other end thereof, and two ends of the stop portion 24 are respectively aligned with two ends of the clamping portion 23.
The connecting portion 21 is specifically flat plate-shaped, and both ends of the connecting portion 21 are flush with both ends of the arc-shaped portion 22, respectively, and the rear side of the connecting portion 21 is welded to the front end of the handle 10 as a whole.
Because the pipe diameters of the side-slotting and line-protecting corrugated pipes 2 of different types are different, in order to enable the opening device 1 of the embodiment to be applicable to the corrugated pipes 2 of various types as far as possible, telescopic components can be arranged on the inner wall of the arc-shaped part 22 of each clamping jaw 20 near the rear side edge of the inner wall, the telescopic components can axially extend and retract along the telescopic components, and the telescopic components face the center of the clamping space 40. For example, the telescopic component can be a straight spring, can be compressed when receiving external force, and after removing external force, the extension resumes deformation, then when the side slotting of centre gripping different models protects line bellows 2, the side (front side) of bellows 2 place is colluded the centre gripping by the front side of clamping jaw 20, clamping part 23 and backstop portion 24, the rear side of bellows 2 is supported by telescopic component support, if bellows 2 pipe diameter is different, telescopic component's flexible volume is not passed through, then can realize same strutting arrangement 1 can strut the strutting of side slotting of different models, pipe diameter protects line bellows 2, improve the commonality.
In order to keep the clamping jaws 20 of the expanding device 1 of the present embodiment in an expanded state after the holding force is removed, so as to further facilitate the insertion of the cable into the corrugated tube 2, a positioning device 50 is connected between the holding portions 11 of the two handles 10, and after the holding force is removed, the two clamping jaws 20 can be kept in an expanded state under the action of the positioning device 50, so as to facilitate the insertion of the cable into the expanded corrugated tube 2.
As an embodiment, as shown in fig. 1, 2, 3 and 5, the positioning device 50 is a steel wire having a certain elasticity, and when the grip force is applied to the grip portions 11 of the handles 10 to open the two jaws 20 to open the bellows 2, both ends of the positioning device 50 are respectively connected to the grip portions 11 of the two handles 10 to apply a pulling force to the grip portions 11 of the two handles 10 when the two jaws 20 are opened, so that the two jaws 20 can be maintained in the open state.
Specifically, the positioning device 50 is in a non-closed rectangular ring shape, and as shown in fig. 3, has an opening at its top end so as to be hooked on the grip portion 11 of the upper handle 10 and provide a deformation space for its elastic deformation. The bottom end of the positioning device 50 is penetrated on the holding part 11 of the lower handle 10, the top end is hooked on the holding part 11 of the upper handle 10, and when the two clamping jaws 20 are opened, pulling force is applied to the holding parts 11 of the two handles 10.
As another embodiment, the positioning device comprises a positioning sleeve, a positioning column and a stop pin, the positioning sleeve is matched with the positioning column in a sliding sleeve manner, one end of the positioning sleeve is rotationally connected with the holding part 11 of one handle 10, one end of the positioning column is rotationally connected with the holding part 11 of the other handle 10, a plurality of first positioning holes are axially distributed on the positioning sleeve, a plurality of second positioning holes are axially correspondingly distributed on the positioning column, and the stop pin is inserted into two opposite first positioning holes and second positioning holes so as to position the two clamping jaws at the open position.
Specifically, taking the view angles shown in fig. 1 and 2 as an example, the positioning sleeve and the positioning column are arranged up and down, the positioning sleeve is arranged up and down, the positioning column is arranged down, the upper end of the positioning sleeve is rotationally connected with the holding part 11 of the upper handle 10, the lower end of the positioning column is rotationally connected with the holding part 11 of the lower handle 10, and the upper end of the positioning column is inserted into the positioning sleeve through the lower end of the positioning sleeve to realize the sliding sleeving matching of the two. When the expansion device 1 of this embodiment is used to expand the corrugated tube 2, the stop pin is detached from the first positioning hole and the second positioning hole, so that the positioning sleeve and the positioning column can slide relatively, and when the corrugated tube 2 is expanded to a proper size, the stop pin is inserted into the corresponding first positioning hole and second positioning hole, so as to position the two clamping jaws 20 at the open position. Through setting up a plurality of first locating holes and second locating hole, can realize the location of a plurality of open positions, correspond different bellows 2 and strut the degree, further improved the commonality of this embodiment strutting arrangement 1.
Further, the positioning device further comprises an elastic reset component, wherein the elastic reset component is arranged in the positioning sleeve and is positioned between the positioning sleeve and the positioning column and is used for applying elastic reset force to the holding parts 11 of the two handles 10, so that after the holding force is removed, the positions of the handles 10 can be automatically reset, the two clamping jaws 20 can be automatically reset, and the use convenience is further improved.
As shown in fig. 1, 2 and 5, the holding portions 11 of the two handles 10 are arc-shaped, and the protruding directions of the two holding portions 11 are opposite, the upper holding portion 11 protrudes downward, and the lower holding portion 11 protrudes upward, so that the holding portions 11 conform to the ergonomic design, and are convenient for the installer to hold and use.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a side slot protection line bellows strutting arrangement which characterized in that includes:
the two handles are symmetrically arranged, the front ends of the two handles are hinged through a rotating shaft, the rotating shaft is positioned between the front ends of the two handles, and the rear ends of the two handles are provided with holding parts;
the two clamping jaws are symmetrically arranged, are respectively and fixedly arranged on the front ends of the two handles and are positioned on the front side of the rotating shaft, and the two clamping jaws enclose a clamping space of the side-slotting and line-protecting corrugated pipe; each clamping jaw comprises a connecting part, an arc-shaped part and a clamping part, wherein the connecting parts are fixedly connected to the front end of the handle; the arc-shaped part is in an arc-shaped sheet shape, and the rear side edge of the arc-shaped part is fixedly connected with the connecting part; the clamping part is fixedly connected to the front side edge of the arc-shaped part and bends towards the inside of the clamping space; the protruding directions of the arc-shaped parts of the two clamping jaws are opposite;
when a holding force is applied to the holding parts of the two handles, the holding parts drive the two clamping jaws to open.
2. The side-entry suture thread bellows spreader of claim 1, wherein,
each clamping jaw further comprises a stop part, wherein the stop part is fixedly connected to the rear side edge of the clamping part and bends towards the protruding direction of the arc-shaped part of the clamping jaw where the stop part is located.
3. The side-entry suture thread bellows spreader of claim 2, wherein,
the cross section of the arc-shaped part is semicircular, the clamping part bends towards the side where the circle center of the arc-shaped part is located, and the stop part is mutually perpendicular to the clamping part.
4. The side-entry suture thread bellows spreader of claim 3, wherein,
the clamping part extends from one end of the arc-shaped part to the other end of the arc-shaped part, and two ends of the clamping part are respectively level with two ends of the arc-shaped part;
the stop part extends from one end of the clamping part to the other end of the clamping part, and two ends of the stop part are respectively flush with two ends of the clamping part.
5. The side-entry suture thread bellows spreader of claim 3, wherein,
the inner wall of the arc-shaped part is provided with a telescopic part near the rear side edge of the arc-shaped part, the telescopic part can axially stretch and retract along the telescopic part, and the telescopic part faces the center of the clamping space.
6. The side-entry suture thread bellows opening device of any of claims 1-5, wherein,
a positioning device is connected between the holding parts of the two handles and used for positioning the two clamping jaws at an open position.
7. The side-entry suture thread bellows spreader of claim 6, wherein,
the positioning device is provided with elasticity, and two ends of the positioning device are respectively connected with the holding parts of the two clamping jaws so as to apply pulling force to the holding parts of the two clamping jaws when the two clamping jaws are opened.
8. The side-entry suture thread bellows spreader of claim 6, wherein,
the positioning device comprises a positioning sleeve, a positioning column and a stop pin, the positioning sleeve is matched with the positioning column in a sliding sleeve manner, one end of the positioning sleeve is rotationally connected with the holding part of one handle, one end of the positioning column is rotationally connected with the holding part of the other handle, a plurality of first positioning holes are axially distributed on the positioning sleeve, a plurality of second positioning holes are axially correspondingly distributed on the positioning column, and the stop pin is inserted into the two opposite first positioning holes and the second positioning holes.
9. The side-entry suture thread bellows spreader of claim 8, wherein,
the positioning device further comprises an elastic reset part, wherein the elastic reset part is arranged in the positioning sleeve and positioned between the positioning sleeve and the positioning column and is used for applying elastic reset force to the holding parts of the two handles.
10. The side-entry suture thread bellows spreader of claim 1, wherein,
the holding parts of the handles are arc-shaped, and the protruding directions of the holding parts of the two handles are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177602.5U CN219697149U (en) | 2023-05-16 | 2023-05-16 | Side-slotting and line-protecting corrugated pipe opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177602.5U CN219697149U (en) | 2023-05-16 | 2023-05-16 | Side-slotting and line-protecting corrugated pipe opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697149U true CN219697149U (en) | 2023-09-15 |
Family
ID=87944919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321177602.5U Active CN219697149U (en) | 2023-05-16 | 2023-05-16 | Side-slotting and line-protecting corrugated pipe opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697149U (en) |
-
2023
- 2023-05-16 CN CN202321177602.5U patent/CN219697149U/en active Active
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