CN111481300A - Medical instrument storage device with protection function - Google Patents
Medical instrument storage device with protection function Download PDFInfo
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- CN111481300A CN111481300A CN202010323448.2A CN202010323448A CN111481300A CN 111481300 A CN111481300 A CN 111481300A CN 202010323448 A CN202010323448 A CN 202010323448A CN 111481300 A CN111481300 A CN 111481300A
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- limiting
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/30—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a medical instrument storage device with a protection function, which comprises a box body, a box cover, a supporting and damping mechanism, a buffering mechanism and a limiting mechanism, wherein the box cover is arranged at the top of the box body, the supporting and damping mechanism, the buffering mechanism and the limiting mechanism are all arranged in the box body, the medical instrument storage device with the protection function seals a main body in the box body through a switch mechanism to realize dust prevention and prolong the service life of the medical instrument storage device, the main body is supported through the supporting and damping mechanism in the box body, the main body is buffered and damped to the vibration of the main body, the two sides of the main body are clamped through the buffering mechanism, the main body is damped to shake left and right, the main body moves stably and smoothly when the main body is acted by external force through a quadrilateral structure formed by the buffering mechanism, the piston rod moves in a sleeve, and the buffering and damping, high-efficient shock attenuation is realized to the vibrations that the main part received, prevents that its part from droing or turning on one's side, has realized the protection to the main part.
Description
Technical Field
The invention relates to a medical instrument storage device with a protection function.
Background
The medical instruments are used for carrying out medical detection on human bodies, the commonly used medical instruments comprise an X-ray machine, CT scanning, magnetic resonance, B ultrasonic and the like, the instruments are generally expensive, the instruments can be stained with a large amount of dust after being exposed in the air for a long time, the service life of the instruments is influenced, and therefore the instruments need to be stored in a protection mode, the instruments can be collided by external objects, shaking can be generated, internal circuits of the instruments fall off, even the instruments turn on the side, the instruments are damaged, and great economic and property loss is caused.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the medical instrument storage device with the protection function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a medical instrument storage device with a protection function comprises a box body, a box cover, a supporting and damping mechanism, a buffering mechanism and a limiting mechanism, wherein the box cover is arranged at the top of the box body;
the supporting and damping assembly comprises a connecting rod, a sleeve ring, a sliding rod and a first spring, the sliding rod is arranged on one side of the base, one end of the sliding rod is connected with the base, the other end of the sliding rod is connected with the inner wall of the box body, the sleeve ring is sleeved on the sliding rod, the connecting rod is arranged between the base and the bearing plate, one end of the connecting rod is hinged with the sleeve ring, the other end of the connecting rod is hinged with the bearing plate, the first spring is sleeved on the sliding rod, one end of the first spring is connected with the sleeve ring, and the other end of the first spring is connected with the box body;
the buffer assembly comprises a clamping block and two buffer units, the clamping block is arranged in the box body, the two buffer units are respectively arranged at two ends of the clamping block, each buffer unit comprises a first supporting rod and a second supporting rod, one end of each first supporting rod is hinged to the inner wall of the box body, the other end of each first supporting rod is hinged to one end of each second supporting rod, the other end of each second supporting rod is hinged to the clamping block, and the two first supporting rods and the two second supporting rods of the same buffer assembly are arranged oppositely;
the limiting mechanism comprises a fixed rod, two positioning rods, a limiting rod, a second spring and a limiting assembly, the fixed rod is arranged on the bearing plate, a limiting groove is arranged on the fixed rod, the two positioning rods are arranged on the base and are respectively arranged on two sides of the fixed rod, the limiting rod is arranged at one end of the positioning rod away from the base and penetrates through the limiting groove, two ends of the limiting rod are respectively connected with the two positioning rods, the second spring is arranged in the limiting groove and is arranged between the limiting rod and the base, one end of the second spring is connected with the limiting rod, the other end of the second spring is connected with the fixed rod, the limiting assembly comprises two limiting units, the two limiting units are respectively arranged on two sides of the fixed rod, each limiting unit comprises a sleeve and a piston rod, and the sleeves are arranged on the fixed rod, the piston rod is arranged between the positioning rod and the sleeve, the piston rod is connected with the sleeve in a sealing mode, a sliding groove is formed in the positioning rod, and one end, extending out of the sleeve, of the piston rod is located in the sliding groove.
In order to realize better sealing to the main part, still be equipped with the switch unit outside the box, the switch unit is including solid fixed ring, carriage release lever and lock, the carriage release lever sets up the one end at the case lid, gu fixed ring sets up outside the box, the one end and the case lid of carriage release lever are articulated, gu fixed ring is passed to the other end of carriage release lever, the one end that the case lid was kept away from to the carriage release lever is equipped with the perforation, the lock sets up the perforation department at the carriage release lever.
In order to better buffer and absorb the vertical vibration of the main body, the case cover is provided with an arc-shaped elastic sheet, and the circle center of the arc-shaped elastic sheet is located on one side of the case cover, which is far away from the arc-shaped elastic sheet.
In order to facilitate observation, an observation port is arranged on the box body, and transparent glass is arranged at the observation port.
In order to realize better buffering shock attenuation effect, it has two to support damper, and two support damper set up the both ends at the base respectively, damper has two, and two damper set up the both ends at the clamp splice respectively.
In order to reduce the secondary vibrations that frictional force brought, be equipped with the spout on the locating lever, the one end that the dead lever was kept away from to the piston rod is equipped with the pulley, the pulley is located the spout, pulley and spout roll connection.
In order to realize better centre gripping effect, the articulated department of first branch and box is equipped with the torsional spring, the articulated department of first branch and second branch is equipped with the torsional spring, the articulated department of second branch and clamp splice is equipped with the torsional spring.
In order to realize better shock absorption effect, the hinged part of the connecting rod and the base is provided with a torsion spring, and the hinged part of the connecting rod and the lantern ring is provided with a torsion spring.
In order to reduce rigid contact and protect the main body, a rubber pad is arranged on the clamping block.
The medical equipment storage device with the protection function has the advantages that the main body is sealed in the box body through the switch mechanism, the dust prevention is realized on the main body, the service life of the medical equipment storage device is prolonged, the main body is supported through the supporting and damping mechanism in the box body, meanwhile, the damping is realized on the vibration of the main body, the two sides of the main body are clamped through the damping mechanism, the damping is realized on the left and right shaking of the main body, and meanwhile, the damping is realized on the left and right shaking of the main body, and the main body moves more stably and smoothly when the main body is subjected to an external force through the quadrilateral structure formed by the damping mechanism, the damping is realized on the left and right shaking of the main body through the movement of the piston rod in the sleeve, the high-efficiency damping is realized.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a medical instrument storage device having a protection function according to the present invention;
FIG. 2 is a schematic structural view of a medical instrument storage device having a protection function according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a schematic view showing a coupling structure of a fixing lever and a stopper lever of the medical instrument storage device having a protection function of the present invention;
in the figure: 1. the movable box comprises a box body, 2 parts of a box cover, 3 parts of a base, 4 parts of a bearing plate, 5 parts of a connecting rod, 6 parts of a lantern ring, 7 parts of a sliding rod, 8 parts of a first spring, 9 parts of a clamping block, 10 parts of a first supporting rod, 11 parts of a second supporting rod, 12 parts of a fixing rod, 13 parts of a positioning rod, 14 parts of a limiting rod, 15 parts of a second spring, 16 parts of a sleeve, 17 parts of a piston rod, 18 parts of a fixing ring, 19 parts of a movable rod, 20 parts of a lock, 21 parts of an arc-shaped elastic sheet, 22 parts of a.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 4, a medical instrument storage device with a protection function comprises a box body 1, a box cover 2, a supporting damping mechanism, a buffering mechanism and a limiting mechanism, wherein the box cover 2 is arranged at the top of the box body 1, the supporting damping mechanism, the buffering mechanism and the limiting mechanism are arranged in the box body 1, the supporting damping mechanism comprises a base 3, a pressure bearing plate 4 and two supporting damping components, the base 3 is arranged at the bottom of the box body 1, the pressure bearing plate 4 is arranged above the base 3, the two supporting damping components are respectively arranged at two ends of the pressure bearing plate 4, the limiting mechanism is arranged between the base 3 and the pressure bearing plate 4, the buffering mechanism comprises two buffering components, and the two buffering components are respectively arranged at two sides of the box body 1;
the supporting and damping assembly comprises a connecting rod 5, a lantern ring 6, a sliding rod 7 and a first spring 8, the sliding rod 7 is arranged on one side of the base 3, one end of the sliding rod 7 is connected with the base 3, the other end of the sliding rod 7 is connected with the inner wall of the box body 1, the lantern ring 6 is sleeved on the sliding rod 7, the connecting rod 5 is arranged between the base 3 and the bearing plate 4, one end of the connecting rod 5 is hinged with the lantern ring 6, the other end of the connecting rod 5 is hinged with the bearing plate 4, the first spring 8 is sleeved on the sliding rod 7, one end of the first spring 8 is connected with the lantern ring 6, and the other end of the first spring 8 is connected with the box body 1;
the buffer assembly comprises a clamping block 9 and two buffer units, the clamping block 9 is arranged in the box body 1, the two buffer units are respectively arranged at two ends of the clamping block 9, each buffer unit comprises a first supporting rod 10 and a second supporting rod 11, one end of each first supporting rod 10 is hinged to the inner wall of the box body 1, the other end of each first supporting rod 10 is hinged to one end of each second supporting rod 11, the other end of each second supporting rod 11 is hinged to the clamping block 9, and the two first supporting rods 10 and the two second supporting rods 11 of the same buffer assembly are arranged oppositely;
the limiting mechanism comprises a fixing rod 12, a fixing rod 13, two limiting rods 14, a second spring 15 and a limiting assembly, the fixing rod 12 is arranged on the bearing plate 4, a limiting groove is formed in the fixing rod 12, the fixing rod 13 is arranged on the base 3, the number of the two positioning rods 13 is two, the two positioning rods 13 are respectively arranged on two sides of the fixing rod 12, the limiting rod 14 is arranged at one end, away from the base 3, of the positioning rod 13, the limiting rod 14 penetrates through the limiting groove, two ends of the limiting rod 14 are respectively connected with the two positioning rods 13, the second spring 15 is arranged in the limiting groove, the second spring 15 is arranged between the limiting rod 14 and the base 3, one end of the second spring 15 is connected with the limiting rod 14, the other end of the second spring 15 is connected with the fixing rod 12, the limiting assembly comprises two limiting units, the two limiting units are respectively arranged on two sides of the fixing rod 12, the limiting unit comprises a sleeve 16 and a piston rod 17, the sleeve 16 is arranged on the fixing rod 12, the piston rod 17 is arranged between the positioning rod 13 and the sleeve 16, the piston rod 17 is connected with the sleeve 16 in a sealing mode, a sliding groove is formed in the positioning rod 13, and one end, extending out of the sleeve 16, of the piston rod 17 is located in the sliding groove.
In order to realize better sealing to main part 23, box 1 still is equipped with the switch unit outward, the switch unit includes solid fixed ring 18, carriage release lever 19 and lock 20, gu fixed ring 18 sets up outside box 1, carriage release lever 19 sets up the one end at case lid 2, the one end of carriage release lever 19 is articulated with case lid 2, gu fixed ring 18 is passed to the other end of carriage release lever 19, the one end that the case lid 2 was kept away from to carriage release lever 19 is equipped with the perforation, lock 20 sets up the perforation department at carriage release lever 19.
In order to achieve better buffering and shock absorption for up-and-down vibration of the main body 23, the case cover 2 is provided with an arc-shaped elastic sheet 21, and the circle center of the arc-shaped elastic sheet 21 is located on one side, far away from the arc-shaped elastic sheet 21, of the case cover 2.
In order to facilitate observation, an observation port is arranged on the box body 1, and transparent glass is arranged at the observation port.
In order to realize better buffering and damping effects, the number of the supporting and damping mechanisms is two, the two supporting and damping mechanisms are respectively arranged at two ends of the base 3, the number of the buffering mechanisms is two, and the two buffering mechanisms are respectively arranged at two ends of the clamping block 9.
In order to reduce the secondary vibration caused by the friction force, a pulley 22 is arranged at one end of the piston rod 17 far away from the fixed rod 12, the pulley 22 is positioned in the sliding groove, and the pulley 22 is in rolling connection with the sliding groove.
In order to realize better clamping effect, the articulated department of first branch 10 and box 1 is equipped with the torsional spring, the articulated department of first branch 10 and second branch 11 is equipped with the torsional spring, the articulated department of second branch 11 and clamp splice 9 is equipped with the torsional spring.
In order to realize better shock absorption effect, the hinged part of the connecting rod 5 and the base 3 is provided with a torsion spring, and the hinged part of the connecting rod 5 and the lantern ring 6 is provided with a torsion spring.
In order to reduce rigid contact and protect the main body 23, a rubber pad is arranged on the clamping block 9.
During the use, the clamp splice 9 is pressed, make two clamp splice 9 middle leave sufficient space, place main part 23 on bearing plate 4, loosen the hand, under the effect of torsional spring, first branch 10 and second branch 11 promote clamp splice 9 and reply initial position, realize centre gripping and fixed to the both sides of main part 23, then cover case lid 2, make the carriage release lever 19 pass solid fixed ring 18, then lock 20, the leakproofness of box has been improved, the device sets up main part 23 in box 1, make main part 23 be in sealed space, realize sealed storage, prevent that the dust from piling up, the life of main part 23 has been improved.
When the device generates vertical vibration, the distance between the bearing plate 4 and the base 3 is reduced, the bearing plate 4 presses the connecting rod 5 to move, the connecting rod 5 drives the lantern ring 6 to move, the lantern ring 6 drives the first spring 8 to move, the restoring force generated by the deformation of the first spring 8 realizes the buffer and shock absorption on the downward pressure of the bearing plate 4, meanwhile, the bearing plate 4 is pressed downwards to drive the fixed rod 12 to move, the fixed rod 12 moves to stretch the second spring 15, the restoring force generated by the deformation of the second spring 15 realizes the buffer of the downward pressure of the bearing plate 4, the movement of the fixed rod 12 drives the sleeve 16 to move, the sleeve 16 drives the piston rod 17 to move, the piston rod 17 drives the pulley 22 to move, the pulley 22 rolls in the chute, the secondary vibration generated by friction is reduced, and when the device generates left-right shaking, the fixed rod 7 presses the sleeve 16 to move, so that the piston, the sealing cavity in the sleeve 16 is reduced, the air pressure is increased to generate external thrust, and the main body 23 is shaken left and right to realize buffering and shock absorption.
The supporting and damping mechanism not only has a supporting function but also has a damping function on the main body 23, the main body 23 can move when being vibrated, and the structure of the lantern ring 6 and the sliding rod 7 is adopted, so that the main body 23 can move stably.
The damping mechanism here has a quadrangular structure, so that the movement of the main body 23 is stable and smooth.
The arc-shaped elastic sheet 21 also generates a buffering and damping effect on the up-and-down vibration of the main body 23, the main body 23 moves upwards, so that the arc-shaped elastic sheet 21 is compressed, the restoring force of the arc-shaped elastic sheet 21 generates downward pressure, and the buffering and damping effect on the up-and-down vibration of the main body 23 is realized.
When the device rocks from left to right, the main body 23 presses the clamping block 9 to move, so that the distance between the clamping block 9 and the box body 1 is reduced, the clamping block 9 drives the second supporting rod 11 to move, the second supporting rod 11 drives the first supporting rod 10 to move, and under the action of the torsion spring, the restoring force generated by the deformation of the torsion spring realizes the buffering and the shock absorption on the pressure of the main body 23.
Compared with the prior art, this medical instrument storage device with protect function is through sealing main part 23 in box 1 with switching mechanism, realize dustproof to main part 23, the life thereof is prolonged, realize supporting to main part 23 through the support damper in box 1, realize the buffering shock attenuation to the vibrations of main part 23 simultaneously, realize the centre gripping to the both sides of main part 23 through buffer gear, rock the realization shock attenuation to the left and right sides of main part 23 simultaneously, and the quadrangle structure that buffer gear formed makes main part 23 receive the exogenic action, the comparatively stable smoothness that main part 23 removed, move in sleeve 16 through piston rod 17, rock the realization buffering shock attenuation also to the left and right sides of main part 23, realize high-efficient shock attenuation to the vibrations that main part 23 received, prevent that its part from droing or turning on one's side, main part 23 has been realized the protection.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The medical instrument storage device with the protection function is characterized by comprising a box body (1), a box cover (2), a supporting damping mechanism, a buffering mechanism and a limiting mechanism, wherein the box cover (2) is arranged at the top of the box body (1), the supporting damping mechanism, the buffering mechanism and the limiting mechanism are arranged in the box body (1), the supporting damping mechanism comprises a base (3), a pressure bearing plate (4) and two supporting damping components, the base (3) is arranged at the bottom of the box body (1), the pressure bearing plate (4) is arranged above the base (3), the two supporting damping components are respectively arranged at two ends of the pressure bearing plate (4), the limiting mechanism is arranged between the base (3) and the pressure bearing plate (4), the buffering mechanism comprises two buffering components, and the two buffering components are respectively arranged at two sides of the box body (1);
the supporting and damping assembly comprises a connecting rod (5), a sleeve ring (6), a sliding rod (7) and a first spring (8), the sliding rod (7) is arranged on one side of a base (3), one end of the sliding rod (7) is connected with the base (3), the other end of the sliding rod (7) is connected with the inner wall of a box body (1), the sleeve ring (6) is sleeved on the sliding rod (7), the connecting rod (5) is arranged between the base (3) and a bearing plate (4), one end of the connecting rod (5) is hinged with the sleeve ring (6), the other end of the connecting rod (5) is hinged with the bearing plate (4), the first spring (8) is sleeved on the sliding rod (7), one end of the first spring (8) is connected with the sleeve ring (6), and the other end of the first spring (8) is connected with the box body (1);
the buffer assembly comprises a clamping block (9) and two buffer units, the clamping block (9) is arranged in the box body (1), the two buffer units are respectively arranged at two ends of the clamping block (9), each buffer unit comprises a first supporting rod (10) and a second supporting rod (11), one end of each first supporting rod (10) is hinged to the inner wall of the box body (1), the other end of each first supporting rod (10) is hinged to one end of each second supporting rod (11), the other end of each second supporting rod (11) is hinged to the clamping block (9), and the two first supporting rods (10) and the two second supporting rods (11) of the same buffer assembly are arranged oppositely;
the limiting mechanism comprises a fixing rod (12), two positioning rods (13), a limiting rod (14), a second spring (15) and a limiting assembly, the fixing rod (12) is arranged on the bearing plate (4), a limiting groove is formed in the fixing rod (12), the two positioning rods (13) are arranged on the base (3), the two positioning rods (13) are respectively arranged on two sides of the fixing rod (12), the limiting rod (14) is arranged at one end, far away from the base (3), of the positioning rod (13), the limiting rod (14) penetrates through the limiting groove, two ends of the limiting rod (14) are respectively connected with the two positioning rods (13), the second spring (15) is arranged in the limiting groove, the second spring (15) is arranged between the limiting rod (14) and the base (3), one end of the second spring (15) is connected with the limiting rod (14), the other end and the dead lever (12) of second spring (15) are connected, spacing subassembly includes two spacing units, and two spacing units set up respectively in the both sides of dead lever (12), spacing unit includes sleeve (16) and piston rod (17), sleeve (16) set up on dead lever (12), piston rod (17) set up between locating lever (13) and sleeve (16), be equipped with the spout on locating lever (13), the one end that sleeve (16) are stretched out in piston rod (17) is located the spout.
2. The medical instrument storage device with protection function according to claim 1, wherein a switch unit is further provided outside the box body (1), the switch unit comprises a fixed ring (18), a movable rod (19) and a lock (20), the movable rod (19) is provided at one end of the box cover (2), the fixed ring (18) is provided outside the box body (1), one end of the movable rod (19) is hinged to the box cover (2), the other end of the movable rod (19) passes through the fixed ring (18), one end of the movable rod (19) far away from the box cover (2) is provided with a through hole, and the lock (20) is provided at the through hole of the movable rod (19).
3. The medical instrument storage device with the protection function according to claim 1, wherein the case cover (2) is provided with an arc-shaped elastic sheet (21), and the center of the arc-shaped elastic sheet (21) is located on one side of the case cover (2) far away from the arc-shaped elastic sheet (21).
4. The medical instrument storage device with protection function as claimed in claim 1, wherein the box body (1) is provided with an observation port, and the observation port is provided with transparent glass.
5. The medical instrument storage device with a protection function as claimed in claim 1, wherein there are two support shock absorbing mechanisms, two support shock absorbing mechanisms are respectively provided at both ends of the base (3), and there are two buffer mechanisms, two buffer mechanisms are respectively provided at both ends of the clamp block (9).
6. The medical instrument storage device with protection function according to claim 1, wherein the end of the piston rod (17) far away from the fixing rod (12) is provided with a pulley (22), the pulley (22) is positioned in the chute, and the pulley (22) is in rolling connection with the chute.
7. The medical instrument storage device with the protection function according to claim 1, wherein a torsion spring is arranged at the joint of the first support rod (10) and the box body (1), a torsion spring is arranged at the joint of the first support rod (10) and the second support rod (11), and a torsion spring is arranged at the joint of the second support rod (11) and the clamping block (9).
8. The medical instrument storage device with protection function according to claim 1, wherein the articulation of the link (5) with the base (3) is provided with a torsion spring, and the articulation of the link (5) and the collar (6) is provided with a torsion spring.
9. The medical instrument storage device with protection function as claimed in claim 1, wherein the clamping block (9) is provided with a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323448.2A CN111481300A (en) | 2020-04-22 | 2020-04-22 | Medical instrument storage device with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323448.2A CN111481300A (en) | 2020-04-22 | 2020-04-22 | Medical instrument storage device with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111481300A true CN111481300A (en) | 2020-08-04 |
Family
ID=71795360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010323448.2A Withdrawn CN111481300A (en) | 2020-04-22 | 2020-04-22 | Medical instrument storage device with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111481300A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518113A (en) * | 2020-11-12 | 2021-03-19 | 北京中科恒晟科技有限公司 | Vacuum welding system |
-
2020
- 2020-04-22 CN CN202010323448.2A patent/CN111481300A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518113A (en) * | 2020-11-12 | 2021-03-19 | 北京中科恒晟科技有限公司 | Vacuum welding system |
| CN112518113B (en) * | 2020-11-12 | 2022-04-15 | 北京中科恒晟科技有限公司 | Vacuum welding system |
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Application publication date: 20200804 |