CN219348959U - Manual vacuum probe seat - Google Patents
Manual vacuum probe seat Download PDFInfo
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- CN219348959U CN219348959U CN202320707034.9U CN202320707034U CN219348959U CN 219348959 U CN219348959 U CN 219348959U CN 202320707034 U CN202320707034 U CN 202320707034U CN 219348959 U CN219348959 U CN 219348959U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to a manual vacuum probe seat, when the manual vacuum probe seat is installed, one surface of a seat body far away from a probe seat body is contacted with a workbench, external vacuum equipment performs vacuumizing treatment on a vacuum channel, at the moment, the external vacuum equipment performs vacuumizing treatment on an adsorption hole through the vacuum channel, and because the adsorption hole is positioned at one side far away from the probe seat body, the vacuum equipment performs vacuumizing treatment on the seat body and the workbench so as to form vacuum at the contact position of the seat body and the workbench, the manual vacuum probe seat is fixed on the workbench under the action of atmospheric pressure, the installation time of the manual vacuum probe seat is reduced, and secondly, the manual vacuum probe seat is fixed on the workbench in a vacuumizing mode, so that the manual vacuum probe seat is more firmly installed on the workbench.
Description
Technical Field
The utility model relates to the technical field of manual vacuum probe seats, in particular to a manual vacuum probe seat.
Background
In order to test the performance of a semiconductor device, a probe seat is used for testing the semiconductor, and in the conventional semiconductor testing process, in order to facilitate the installation of the probe seat, the probe seat is usually installed on a metal workbench with magnetism in a magnetic attraction manner.
However, in some works, it is necessary to avoid the use of a magnetic tool, so that the probe holder having the magnetic attraction method cannot be applied to the detection, and it is common practice to fix the probe holder having no magnetic attraction to the table by using a bolt method. The mode of adopting bolt fastening can lead to the in-process of dismantling, needs to adopt the instrument to pass through bolt or screw with the probe seat be fixed in on the workstation for need very much time to install at the in-process of installation, lead to the time extravagant, be unfavorable for improving the efficiency of detection, secondly can be if the installation is unstable at the in-process of installation, can lead to the probe seat to produce in the in-process of using and rock, thereby cause the testing result inaccurate.
Disclosure of Invention
The utility model aims to provide a manual vacuum probe seat so as to solve the problem of installation of the probe seat in an environment avoiding magnetism.
According to an aspect of the present utility model, there is provided a manual vacuum probe holder including:
a probe seat body;
the probe seat body is provided with a vacuum channel, a communication hole communicated with the vacuum channel and an adsorption hole far away from one side of the probe seat body, one end of the communication hole is communicated with the outside, the adsorption hole is communicated with the vacuum channel, and the vacuum channel is communicated with external vacuum equipment;
one end of the vacuum release piece is arranged in the vacuum channel, and the other end of the vacuum release piece penetrates through the communication hole and extends to the outside;
and the elastic piece is arranged in the vacuum channel, one end of the elastic piece is abutted with the inner wall of the vacuum channel, and the other end of the elastic piece is abutted with the vacuum release piece.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises:
the vacuum disk made of rubber materials is arranged on one side of the base body, which is far away from the probe base body, and is provided with a first through hole which is communicated with the adsorption hole.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises:
the mounting piece is arranged in the vacuum channel, is provided with an air inlet hole communicated with the communication hole and a mounting hole communicated with the vacuum channel, the mounting hole is communicated with the air inlet hole, the mounting piece is close to the communication hole, the vacuum release piece is arranged in the mounting hole in a penetrating mode, and the vacuum release piece is close to one end of the elastic piece in a butt mode.
In at least one embodiment of the present application, the vacuum release member is provided with an abutment portion, the diameter of the abutment portion is greater than the diameter of the mounting hole, the abutment portion is provided with a first abutment surface and a second abutment surface which is arranged oppositely, the first abutment surface is located near one side of the elastic member, the second abutment surface is located far away from one side of the elastic member, the first abutment surface is in abutment with the elastic member, and the second abutment surface is in abutment with the mounting member.
In at least one embodiment of the present application, a side of the mounting member adjacent to the elastic member is recessed inward to form a first inclined surface, and the first inclined surface is matched with the second abutting surface.
In at least one embodiment of the present application, a release portion is provided at an end of the vacuum release member remote from the elastic member, and the diameter of the release portion is smaller than the diameter of the mounting hole.
In at least one embodiment of the present application, a positioning end is disposed at an end of the abutting portion, which is close to the elastic member, and the elastic member partially surrounds the positioning end.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises
The vacuum air tap is arranged on the base body and communicated with the vacuum channel.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises
And the sealing piece is arranged between the vacuum air tap and the seat body.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises
The fixing piece is arranged on one side of the vacuum disc, which is far away from the base body, and is provided with a second through hole communicated with the first through hole;
the vacuum disc protrudes to one side far away from the base body to form an annular contact part, and the contact part is arranged around the fixing piece and protrudes out of the surface of the fixing piece;
the fixing piece is provided with a first screw hole, the vacuum disc is provided with a second screw hole, and the first screw hole is communicated with the second screw hole.
The implementation of the embodiment of the utility model has the following beneficial effects:
in this embodiment, when the manual vacuum probe seat is installed, one surface of the seat body far away from the probe seat body is contacted with the workbench, the vacuum equipment outside is used for vacuumizing the vacuum channel, at this time, the vacuum equipment outside is used for vacuumizing the adsorption hole through the vacuum channel, and because the adsorption hole is positioned at one side far away from the probe seat body, the vacuum equipment is used for vacuumizing between the seat body and the workbench, so that the contact part of the seat body and the workbench forms vacuum, the manual vacuum probe seat is fixed on the workbench under the action of atmospheric pressure, the installation time of the manual vacuum probe seat is reduced, and secondly, the manual vacuum probe seat is fixed on the workbench in a vacuumizing mode, so that the manual vacuum probe seat is more firmly installed on the workbench.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a manual vacuum probe holder according to an embodiment of the present utility model;
FIG. 2 is an exploded view of the manual vacuum probe mount of FIG. 1;
FIG. 3 is an exploded view of a portion of the manual vacuum probe mount of FIG. 2;
FIG. 4 is a partial structural cross-sectional view of the manual vacuum probe holder of FIG. 2;
FIG. 5 is another angular cross-sectional view of a portion of the structure of the manual vacuum probe mount of FIG. 2;
FIG. 6 is a schematic view of the vacuum release of FIG. 3;
fig. 7 is a schematic view of a part of the structure of the manual vacuum probe holder in fig. 3.
Wherein: the probe holder body 100, the holder body 110, the vacuum channel 110a, the communication hole 110b, the suction hole 110c, the vacuum release 120, the abutment 121, the first abutment 121a, the second abutment 121b, the release 122, the positioning end 123, the elastic member 130, the vacuum plate 140, the first through hole 140a, the second screw hole 140b, the contact 141, the mounting member 150, the air inlet 150a, the mounting hole 150b, the first inclined surface 150c, the vacuum nozzle 160, the sealing member 170, the fixing member 180, the first screw hole 180a, and the second through hole 180b.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, an embodiment of the present utility model provides a manual vacuum probe holder, which includes:
a probe holder body 100;
the probe seat body 100 is provided with a vacuum channel 110a, a communication hole 110b communicated with the vacuum channel 110a and an adsorption hole 110c far away from one side of the probe seat body 100, one end of the communication hole 110b is communicated with the outside, the adsorption hole 110c is communicated with the vacuum channel 110a, and the vacuum channel 110a is communicated with external vacuum equipment;
a vacuum release member 120 having one end provided in the vacuum passage 110a and the other end extending to the outside through the communication hole 110 b;
the elastic member 130 is disposed in the vacuum channel 110a, and has one end abutting against the inner wall of the vacuum channel 110a and the other end abutting against the vacuum release member 120.
In this embodiment, when the manual vacuum probe holder is installed, one surface of the holder body 110 far away from the probe holder body 100 contacts with the workbench, the external vacuum equipment performs vacuum pumping treatment on the vacuum channel 110a, at this time, the external vacuum equipment performs vacuum pumping treatment on the adsorption hole 110c through the vacuum channel 110a, and since the adsorption hole 110c is located at one side far away from the probe holder body 100, the vacuum equipment performs vacuum pumping treatment on the position between the holder body 110 and the workbench, so that the contact position between the holder body 110 and the workbench forms vacuum, the manual vacuum probe holder is fixed on the workbench under the action of atmospheric pressure, the installation time of the manual vacuum probe holder is reduced, and secondly, the manual vacuum probe holder is fixed on the workbench in a vacuum pumping manner, so that the manual vacuum probe holder is more firmly installed on the workbench.
In this embodiment, when the disassembly is required, the vacuum release member 120 allows the external air to enter the vacuum channel 110a, so that the vacuum cannot be formed between the base 110 and the table, and the base 110 and the table cannot be tightly connected.
It should be noted that, the vacuum channel 110a is a cylindrical channel; the probe seat body 100 is a triaxial mobile probe seat and is provided with a probe test position for detecting a circuit board; the seat 110 is one of a disc shape, a block shape and a triangular shape, and in this embodiment, a block structure is adopted; the communication hole 110b is a circular hole, and the adsorption hole 110c is a circular hole; the elastic member 130 is a tension spring; the vacuum release 120 is movable along a vacuum path.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises:
the vacuum plate 140 made of rubber material is arranged on one side of the base 110 far away from the probe base body 100, and is provided with a first through hole 140a, and the first through hole 140a is communicated with the adsorption hole 110 c.
Referring to fig. 1 to 7, in the present embodiment, since the vacuum plate 140 is disposed at a side of the base 110 away from the probe base body 100, when the manual vacuum probe base is installed, the vacuum plate 140 contacts with the workbench, the external vacuum device performs vacuum pumping treatment on the vacuum channel 110a, at this time, the external vacuum device performs vacuum pumping treatment on the suction hole 110c through the vacuum channel 110a, and since the suction hole 110c is disposed at a side away from the probe base body 100, the vacuum device performs vacuum pumping treatment on the space between the base 110 and the workbench, so that the contact position between the base 110 and the workbench forms vacuum, the manual vacuum probe base is fixed on the workbench under the action of atmospheric pressure, the installation time of the manual vacuum probe base is reduced, and secondly, since the manual vacuum probe base is fixed on the workbench in a vacuum pumping manner, the manual vacuum probe base is more firmly installed on the workbench, and since the vacuum plate 140 is made of rubber material, vacuum is generated between the vacuum plate 140 and the workbench in the using process, the vacuum plate 110 is firmly sucked on the workbench, the base 110 is more tightly pressed against the workbench, and the base 110 is better in sealing performance.
It should be noted that the vacuum disk 140 is in a shape of a cake; the first through hole 140a is a circular hole.
In at least one embodiment of the present application, the manual vacuum probe holder further comprises:
the mounting member 150 is arranged in the vacuum channel 110a, an air inlet 150a communicated with the communication hole 110b and a mounting hole 150b communicated with the vacuum channel 110a are formed, the mounting hole 150b is communicated with the air inlet 150a, the mounting member 150 is close to the communication hole 110b, the vacuum release member 120 is arranged in the mounting hole 150b in a penetrating mode, and the vacuum release member 120 is in contact with one end, close to the elastic member 130, of the mounting member 150.
Referring to fig. 1 to 7, in the present embodiment, when the manual vacuum probe holder needs to be detached from the workbench, the elastic member 130 is compressed along the axis of the vacuum release member 120 in a direction approaching to the elastic member 130, at this time, the vacuum release member 120 is not in contact with the mounting member 150, and external air enters the vacuum channel 110a through the air inlet 150a, so that the vacuum state between the base 110 and the workbench is released, thereby facilitating the detachment of the manual vacuum probe holder from the workbench.
The outer shape of the mounting member 150 is substantially cylindrical, the air inlet 150a is a through hole penetrating therethrough, and the mounting hole 150b penetrates the mounting member 150 along the axial direction of the vacuum release member 120.
In at least one embodiment of the present application, the vacuum release member 120 is provided with an abutment portion 121, the diameter of the abutment portion 121 is larger than the diameter of the mounting hole 150b, the abutment portion 121 is provided with a first abutment surface 121a and a second abutment surface 121b disposed opposite to the first abutment surface 121a, the first abutment surface 121a is located at a side close to the elastic member 130, the second abutment surface 121b is located at a side far away from the elastic member 130, the first abutment surface 121a abuts against the elastic member 130, and the second abutment surface 121b abuts against the mounting member 150.
The contact portion 121 is substantially in the shape of a truncated cone.
In at least one embodiment of the present application, a side of the mounting member 150 adjacent to the elastic member 130 is concavely formed with a first inclined surface 150c, and the first inclined surface 150c is matched with the second abutting surface 121 b.
The first inclined surface 150c is an annular inclined surface.
In at least one embodiment of the present application, the end of the vacuum release 120 remote from the elastic member 130 is provided with a release portion 122, and the diameter of the release portion 122 is smaller than the diameter of the mounting hole 150 b.
In at least one embodiment of the present application, the abutting portion 121 is provided with a positioning end 123 near an end of the elastic member 130, and the elastic member 130 partially surrounds the positioning end 123.
It should be noted that, the positioning end 123 is substantially cylindrical, and the elastic member 130 partially surrounds the positioning end 123, so that the elastic member 130 cannot be displaced due to the movement of the vacuum release member 120 during use.
In at least one embodiment of the present application, the manual vacuum probe mount further comprises
The vacuum air tap is arranged on the base 110 and is communicated with the vacuum channel 110 a.
In at least one embodiment of the present application, the manual vacuum probe mount further comprises
And the sealing member 170, wherein the sealing member 170 is arranged between the vacuum air tap and the base 110.
The sealing member 170 is made of rubber, the sealing member 170 has a substantially annular shape, and the sealing member 170 is used for sealing a gap between the vacuum nozzle 160 and the base 110.
In at least one embodiment of the present application, the manual vacuum probe mount further comprises
The fixing piece 180 is arranged on one side of the vacuum disc 140 away from the base 110, and is provided with a second through hole 180b communicated with the first through hole 140 a;
the vacuum disk 140 is protruded to a side far from the base 110 to form an annular contact part 141, and the contact part 141 is arranged around the fixing piece 180 and protruded to the surface of the fixing piece 180;
the fixing member 180 is provided with a first screw hole 180a, the vacuum disc 140 is provided with a second screw hole 140b, and the first screw hole 180a is communicated with the second screw hole 140 b.
It should be noted that, the external screw penetrates through the first screw hole 180a, extends into the second screw hole 140b, and is screwed to the vacuum disk 140, and the vacuum disk 140 has an inverted cover shape.
Referring to fig. 1-7, in this embodiment, when a manual vacuum probe seat is installed, because the contact portion 141 of the sealing member 170 protrudes from the surface of the fixing member 180, the contact portion 141 is abutted to the workbench, at this time, the elastic member 130 abuts the vacuum release member 120 to the installation member 150, the second abutment surface 121b abuts the first inclined surface 150c, the air inlet 150a is isolated from the vacuum channel 110a by the vacuum release member 120, external air is prevented from entering the vacuum channel 110a through the air inlet 150a, the first inclined surface 150c is formed by recessing inwards on one side of the installation member 150 close to the elastic member 130, the diameter of the abutment portion 121 is larger than the diameter of the installation hole 150b, so that the sealing effect of the abutment portion between the installation member 150 and the vacuum release member 120 is better, then the external vacuum equipment performs vacuum pumping treatment on the vacuum channel 110a through the vacuum nozzle, the external vacuum equipment performs vacuum pumping treatment on the second through the vacuum channel 110a, the adsorption hole 140a, and the first through hole 180b performs the vacuum pumping on the vacuum channel 180b, and the vacuum suction body 110c is located on one side far away from the probe seat, so that the vacuum bench is not firmly contacted with the workbench, and the elastic member is formed by the elastic member 130, and the manual vacuum probe seat is firmly moves on the workbench, and the elastic member is not firmly contacted with the workbench, so that the elastic member is held on the workbench, and the elastic member is more stable, and the vacuum effect is better is reduced.
Referring to fig. 1 to 7, when the manual vacuum probe holder needs to be detached from the workbench, the elastic member 130 is pushed along the axis of the vacuum release member 120 in a direction approaching to the elastic member 130, and at this time, the vacuum release member 120 is not in contact with the mounting member 150, i.e. the contact portion 121 is completely accommodated in the vacuum channel 110a, and at this time, the release portion 122 partially extends into the vacuum channel 110a, and because the diameter of the release portion 122 is smaller than the diameter of the mounting hole 150b, external air enters into the vacuum channel 110a through the air inlet 150a, so that the vacuum state between the base 110 and the workbench is released, thereby facilitating the detachment of the manual vacuum probe holder from the workbench.
Therefore, the utility model provides a manual vacuum probe seat, which comprises:
a probe holder body 100;
the probe seat body 100 is provided with a vacuum channel 110a, a communication hole 110b communicated with the vacuum channel 110a and an adsorption hole 110c far away from one side of the probe seat body 100, one end of the communication hole 110b is communicated with the outside, the adsorption hole 110c is communicated with the vacuum channel 110a, and the vacuum channel 110a is communicated with external vacuum equipment;
a vacuum release member 120 having one end provided in the vacuum passage 110a and the other end extending to the outside through the communication hole 110 b;
the elastic member 130 is disposed in the vacuum channel 110a, and has one end abutting against the inner wall of the vacuum channel 110a and the other end abutting against the vacuum release member 120.
In this embodiment, when the manual vacuum probe holder is installed, one surface of the holder body 110 far away from the probe holder body 100 contacts with the workbench, the external vacuum equipment performs vacuum pumping treatment on the vacuum channel 110a, at this time, the external vacuum equipment performs vacuum pumping treatment on the adsorption hole 110c through the vacuum channel 110a, and since the adsorption hole 110c is located at one side far away from the probe holder body 100, the vacuum equipment performs vacuum pumping treatment on the position between the holder body 110 and the workbench, so that the contact position between the holder body 110 and the workbench forms vacuum, the manual vacuum probe holder is fixed on the workbench under the action of atmospheric pressure, the installation time of the manual vacuum probe holder is reduced, and secondly, the manual vacuum probe holder is fixed on the workbench in a vacuum pumping manner, so that the manual vacuum probe holder is more firmly installed on the workbench.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. A manual vacuum probe mount, the manual vacuum probe mount comprising:
a probe seat body;
the probe seat body is provided with a vacuum channel, a communication hole communicated with the vacuum channel and an adsorption hole far away from one side of the probe seat body, one end of the communication hole is communicated with the outside, the adsorption hole is communicated with the vacuum channel, and the vacuum channel is communicated with external vacuum equipment;
one end of the vacuum release piece is arranged in the vacuum channel, and the other end of the vacuum release piece penetrates through the communication hole and extends to the outside;
and the elastic piece is arranged in the vacuum channel, one end of the elastic piece is abutted with the inner wall of the vacuum channel, and the other end of the elastic piece is abutted with the vacuum release piece.
2. The manual vacuum probe mount of claim 1, wherein the manual vacuum probe mount further comprises:
the vacuum disk made of rubber materials is arranged on one side of the base body, which is far away from the probe base body, and is provided with a first through hole which is communicated with the adsorption hole.
3. The manual vacuum probe mount of claim 1, wherein the manual vacuum probe mount further comprises:
the mounting piece is arranged in the vacuum channel, is provided with an air inlet hole communicated with the communication hole and a mounting hole communicated with the vacuum channel, the mounting hole is communicated with the air inlet hole, the mounting piece is close to the communication hole, the vacuum release piece is arranged in the mounting hole in a penetrating mode, and the vacuum release piece is close to one end of the elastic piece in a butt mode.
4. A manual vacuum probe holder according to claim 3, wherein the vacuum release member is provided with an abutment portion having a diameter larger than that of the mounting hole, the abutment portion being provided with a first abutment surface and a second abutment surface disposed opposite to the first abutment surface, the first abutment surface being located on a side closer to the elastic member, the second abutment surface being located on a side farther from the elastic member, the first abutment surface being in abutment with the elastic member, the second abutment surface being in abutment with the mounting member.
5. The manual vacuum probe holder according to claim 4, wherein a side of the mounting member adjacent to the elastic member is inwardly recessed to form a first inclined surface, and the first inclined surface is matched with the second abutting surface.
6. The manual vacuum probe holder according to claim 4, wherein an end of the vacuum release member remote from the elastic member is provided with a release portion having a diameter smaller than that of the mounting hole.
7. The manual vacuum probe holder according to claim 4, wherein one end of the abutting portion, which is close to the elastic member, is provided with a positioning end, and the elastic member partially surrounds the positioning end.
8. The manual vacuum probe mount of claim 1, further comprising
The vacuum air tap is arranged on the base body and communicated with the vacuum channel.
9. The manual vacuum probe mount of claim 8, further comprising
And the sealing piece is arranged between the vacuum air tap and the seat body.
10. The manual vacuum probe mount of claim 2, further comprising
The fixing piece is arranged on one side of the vacuum disc, which is far away from the base body, and is provided with a second through hole communicated with the first through hole;
the vacuum disc protrudes to one side far away from the base body to form an annular contact part, and the contact part is arranged around the fixing piece and protrudes out of the surface of the fixing piece;
the fixing piece is provided with a first screw hole, the vacuum disc is provided with a second screw hole, and the first screw hole is communicated with the second screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320707034.9U CN219348959U (en) | 2023-04-03 | 2023-04-03 | Manual vacuum probe seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320707034.9U CN219348959U (en) | 2023-04-03 | 2023-04-03 | Manual vacuum probe seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219348959U true CN219348959U (en) | 2023-07-14 |
Family
ID=87097778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320707034.9U Active CN219348959U (en) | 2023-04-03 | 2023-04-03 | Manual vacuum probe seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219348959U (en) |
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2023
- 2023-04-03 CN CN202320707034.9U patent/CN219348959U/en active Active
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