CN113602668A - Sealing pressure retaining device for medical instrument - Google Patents
Sealing pressure retaining device for medical instrument Download PDFInfo
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- CN113602668A CN113602668A CN202111170396.0A CN202111170396A CN113602668A CN 113602668 A CN113602668 A CN 113602668A CN 202111170396 A CN202111170396 A CN 202111170396A CN 113602668 A CN113602668 A CN 113602668A
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- Prior art keywords
- sealing
- linkage
- control
- positioning
- bottle body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0485—Threaded or like caps or cap-like covers secured by rotation with means specially adapted for facilitating the operation of opening or closing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0435—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements
- B65D41/0442—Collars or rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0435—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements
- B65D41/045—Discs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention discloses a sealing pressure retaining device for medical instruments, relates to the technical field of medical storage devices, and solves the problems that a conventional medical worker cannot accurately screw a screw cap on a bottle body with proper torque, and medicines are easy to volatilize and leak or the screw cap is damaged and cannot be used. A seal pressure maintaining device for medical apparatus comprises a bottle body assembly; the connecting convex ring is fixedly arranged at the top of the storage bottle body. The tightening torque of the sealing screw cap can be automatically limited by the pressure maintaining assembly of the device, so that the sealing screw cap can be always in a normal and stable state for sealing the inside of the storage bottle body, the bottle body sealing mechanism can stably seal the inside of the storage bottle body, the bottle cap positioning mechanism and the positioning sealing disc can fix the using state of the sealing screw cap after being screwed, and the inside of the storage bottle body is always in a stable sealing state.
Description
Technical Field
The invention belongs to the technical field of medical storage devices, and particularly relates to a sealing pressure maintaining device for medical instruments.
Background
In the medical field, some medical medicines with strong volatility are stored in a sealed mode often, the medicines are stored and sealed mostly through sealed bottle-shaped containers at present, the tops of the containers are screwed down to achieve sealing inside the containers, and the situation that the medical medicines are excessively volatilized to influence subsequent experiments or treatment is avoided.
The current screwing up of container top spiral cover is in this operation process of body, medical personnel can only rely on experience to screw up the tightening moment of bottle lid, unable accurate with the spiral cover with suitable moment screw up on the body, if the spiral cover is too pine then probably lead to the interior not tight medicine of container internal seal to appear volatilizing and leaking, and the spiral cover does not have location structure, easily lead to medicine to volatilize the leakage aggravation or the spiral cover drops from the body and loses sealed effect because of vibration or rocking, it is more troublesome to open the container in the later stage if the spiral cover is too tight can lead to the later stage, and damage the screw thread of spiral cover easily, influence follow-up use, lead to the current storage container to appear the phenomenon that the internal seal is not tight or the device damages easily, practicality and durability are not high.
In view of the above, it is an object of the present invention to provide a sealing pressure holding device for medical equipment, which is improved in view of the conventional structure and drawbacks, and which is more practical.
Disclosure of Invention
In order to solve the technical problems, the invention provides a sealing pressure maintaining device for a medical apparatus, which is used for solving the problems that in the existing operation process of screwing a top screw cap of a container on a bottle body, medical staff can only screw the bottle cap by experience, the screw cap cannot be screwed on the bottle body by proper torque accurately, if the screw cap is too loose, the medicine which is not tightly sealed in the container can volatilize and leak, and the screw cap has no positioning structure, so that the medicine volatilization and leakage are aggravated due to vibration or shaking, even the screw cap falls off from the bottle body and loses the sealing effect, if the screw cap is too tight, the container is opened in the later period, the screw thread of the screw cap is easily damaged, the subsequent use is influenced, the phenomenon that the internal sealing is not tight or the device is damaged is easily caused in the existing storage container, and the practicability and the durability are not high.
The purpose and the efficacy of the sealing pressure maintaining device for the medical apparatus are achieved by the following specific technical means:
a seal pressure maintaining device for medical apparatus comprises a bottle body assembly;
the bottle body assembly comprises a storage bottle body and a connecting convex ring, the connecting convex ring is fixedly arranged at the top of the storage bottle body, and a pressure maintaining assembly is arranged outside the connecting convex ring;
the pressure maintaining assembly comprises a bottle body sealing mechanism and a bottle cap positioning mechanism, the bottle body sealing mechanism comprises a sealing rotary cover, an installation cylinder, a control bottom column, a linkage control cylinder and a positioning sealing disc, the sealing rotary cover is screwed outside the connecting convex ring through threads, the installation cylinder is fixedly connected to the top of the sealing rotary cover, the control bottom column is fixedly installed at the top of the sealing rotary cover, the linkage control cylinder is inserted inside the installation cylinder, the positioning sealing disc is rotatably connected to the bottom of the linkage control cylinder, and the positioning sealing disc is inserted inside the sealing rotary cover;
the bottle cap positioning mechanism comprises a control top column and a linkage screwing cap, the control top column is rotatably connected to the top of the control bottom column, the top of the control top column is inserted into the linkage screwing cap, and the linkage screwing cap is rotatably connected to the outer portion of the mounting barrel.
Furthermore, the control bottom column is inserted into the bottom of the linkage control barrel, a strip-shaped linkage groove is formed in the bottom of the linkage control barrel, a linkage rod is arranged on the side face of the bottom of the control bottom column, and the linkage rod is inserted into the linkage groove.
Furthermore, the control top column is inserted into the top of the linkage control cylinder, a U-shaped torque groove is formed in the top of the cylinder body of the linkage control cylinder, a clutch pressure rod is arranged on the side face of the top of the control top column, and the clutch pressure rod is inserted into the torque groove.
Furthermore, one side of the top end of the moment groove body is designed to be a curved edge, and the other side of the top end of the moment groove body is designed to be a straight edge.
Furthermore, a spring baffle is arranged on the outer side of the top of the linkage control barrel, and a torque top spring is sleeved outside the barrel body of the linkage control barrel, which is positioned at the bottom of the spring baffle.
Further, the bottom of the linkage control cylinder passes through the cover body of the sealing spiral cover, the top of the disc body of the sealing disc is provided with two symmetrical positioning grooves, the positioning rod is arranged in the sealing spiral cover, and the positioning rod is inserted in the positioning grooves.
Furthermore, the top of the positioning sealing disc and the top of the connecting convex ring are both provided with two rows of unidirectional clamping tooth rings, and the inner sides of the unidirectional clamping tooth rings of the positioning sealing disc are provided with sealing rubber rings.
Furthermore, the section of the top cylinder of the control top column is designed in a positive variable shape, the bottom of the linkage screw cap is provided with a positioning tooth groove, the outer side of the top of the installation cylinder is provided with a positioning tooth ring, and the positioning tooth groove is inserted in the outer part of the positioning tooth ring.
Furthermore, a reset top spring is arranged inside the linkage screw cap.
Compared with the prior art, the invention has the following beneficial effects:
1. the device is when using, the tightening moment of torsion that the pressure keeps the subassembly to can the automatic limit sealed spiral cover, make sealed spiral cover can be in normally all the time, stable state to storage bottle body internal seal, and sealed spiral cover can not excessively screw and lead to the phenomenon that later stage storage bottle body opened trouble or screw thread damage to take place yet, and bottle sealing mechanism can carry out stable sealed to storage bottle body's inside, the flexibility is strong, adaptability is high, the cooperation of bottle lid positioning mechanism and the sealed dish of location can fix the user state of the sealed spiral cover after screwing, thereby make storage bottle body's inside be in stable encapsulated situation all the time, avoid the volatilization of the inside medicine of storage bottle body, high durability and stable in use, and convenient for operation, the practicality and the durability of the device are improved.
2. The pressure maintaining assembly can automatically limit the tightening torque of the sealing rotary cover, so that the sealing rotary cover can always be in a normal and stable state of sealing the interior of the storage bottle body, when the linkage rotary cap is pressed down and rotated, the linkage rotary cap drives the control top post to synchronously rotate through a regular polygonal cylinder at the top of the control top post, the clutch pressure rod drives the linkage control barrel to rotate through the torque groove when the control top post rotates, the linkage groove can drive the sealing rotary cover to rotate through the linkage rod when the linkage control barrel rotates, the installation operation of screwing the sealing rotary cover into the top of the connecting convex ring through threads is realized, when the tightening torque reaches a standard torque, the clutch pressure rod of the control top post presses the linkage control barrel downwards through the curved edge at one side of the torque groove, so that the control top post can not continuously transmit the linkage control barrel through the clutch pressure rod at the moment, and the clutch pressure rod can continuously limit the use position of the linkage control barrel, the phenomenon that the sealed spiral cover is installed too tightly is avoided, under the action of the torque top spring, when the screwing torque is smaller than the standard torque, the clutch pressure rod cannot be separated from the inside of the torque groove, so that the phenomenon that the sealed spiral cover is installed too loosely is avoided, the installation torque of the sealed spiral cover can be automatically and accurately controlled, and the sealed spiral cover is flexible and convenient to use.
3. Bottle sealing mechanism can carry out stable sealed to the inside of storage bottle, when the linkage control section of thick bamboo is pushed down by separation and reunion depression bar, the linkage control section of thick bamboo can drive the sealed dish of location and move down the inside sealed rubber circle of extrusion location sealed dish in step, sealed rubber circle is produced deformation shutoff location sealed dish after being extruded, connect the gap between bulge loop and the sealed spiral cover, guarantee that the inside of storage bottle is in stable encapsulated situation all the time, stable in use, it is fabulous to the storage effect of medical supplies.
4. The cooperation of the bottle cap positioning mechanism and the positioning sealing disc can fix the use state of the screwed sealing rotary cover, after the positioning sealing disc moves downwards, the two rows of incongruous unidirectional clamping tooth rings at the top of the connecting convex ring and the bottom of the positioning sealing disc can be mutually clamped, so that the positioning sealing disc can not rotate, and simultaneously, the two positioning grooves of the positioning sealing disc can synchronously control the sealing rotary cover to be incapable of rotating through the positioning rods, thereby ensuring the installation stability of the sealing rotary cover, and when the linkage rotary cap is in a reset state, the linkage rotary cap is under the action of the reset top spring, the positioning tooth socket of the linkage rotary cap can be clamped outside the positioning tooth ring at the top of the installation cylinder, so that the linkage rotary cap can not rotate in the reset state, further improving the stability of the device, preventing the sealing rotary cover from being accidentally loosened after being installed, and preventing the phenomenon that the sealing state inside the bottle body fails due to the outside of the connecting convex ring, the use is stable.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the bottle body sealing assembly of the present invention after disassembly.
Fig. 3 is a schematic structural view of the bottle cap positioning mechanism of the present invention after disassembly.
Fig. 4 is a schematic structural view of the body assembly of the present invention.
FIG. 5 is a schematic view of the configuration of the positioning seal disk bottom of the present invention.
Fig. 6 is a schematic view of the internal structure of the sealing screw cap of the present invention after the sealing screw cap is mounted.
Fig. 7 is a schematic view of the internal structure of fig. 1 according to the present invention.
Fig. 8 is an enlarged schematic view of the portion a of fig. 6 according to the present invention.
Fig. 9 is an enlarged structural view of the portion B in fig. 7 according to the present invention.
Fig. 10 is an enlarged schematic structural view of the C-site in fig. 4 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a body assembly; 101. storing the bottle body; 102. a connecting convex ring; 2. a bottle body sealing mechanism; 201. sealing and screwing the cover; 2011. positioning a rod; 202. mounting the cylinder; 2021. positioning a toothed ring; 203. a control bottom pillar; 2031. a linkage rod; 204. a linkage control cylinder; 2041. a linkage groove; 2042. a torque slot; 2043. a moment top spring; 205. positioning the sealing disc; 2051. positioning a groove; 2052. a one-way snap ring; 2053. sealing the rubber ring; 3. a bottle cap positioning mechanism; 301. controlling the top column; 3011. a clutch pressure lever; 302. linkage cap screwing; 3021. positioning the tooth socket; 3022. and resetting the top spring.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 10:
the invention provides a sealing pressure retaining device for medical apparatus, which comprises a bottle body component 1;
the bottle body assembly 1 comprises a storage bottle body 101 and a connecting convex ring 102, the connecting convex ring 102 is fixedly arranged at the top of the storage bottle body 101, a pressure maintaining assembly is arranged outside the connecting convex ring 102, the pressure maintaining assembly can automatically limit the screwing torque of the sealing screw cap 201, so that the sealing screw cap 201 can be always in a normal and stable state of sealing the interior of the storage bottle body 101, and the sealing screw cap 201 cannot be excessively screwed to cause the phenomenon that the storage bottle body 101 is troublesome to open or the threads are damaged in the later period;
the pressure maintaining assembly comprises a bottle body sealing mechanism 2 and a bottle cap positioning mechanism 3, the bottle body sealing mechanism 2 comprises a sealing screw cap 201, an installation cylinder 202, a control bottom column 203, a linkage control cylinder 204 and a positioning sealing disc 205, the sealing screw cap 201 is screwed outside the connecting convex ring 102 through threads, the installation cylinder 202 is fixedly connected to the top of the sealing screw cap 201, the control bottom column 203 is fixedly installed at the top of the sealing screw cap 201, the linkage control cylinder 204 is inserted into the installation cylinder 202, the positioning sealing disc 205 is rotatably connected to the bottom of the linkage control cylinder 204, and the positioning sealing disc 205 is inserted into the sealing screw cap 201, the bottle body sealing mechanism 2 can stably seal the inside of the storage bottle body 101, and the bottle body sealing mechanism is high in flexibility and adaptability;
the bottle cap positioning mechanism 3 comprises a control top column 301 and a linkage screw cap 302, the control top column 301 is rotatably connected to the top of the control bottom column 203, the top of the control top column 301 is inserted into the linkage screw cap 302, and the linkage screw cap 302 is rotatably connected to the outer bottle cap positioning mechanism 3 of the mounting cylinder 202 and the positioning sealing disc 205 in a matching manner to fix the use state of the screwed sealing screw cap 201, so that the inside of the storage bottle body 101 is always in a stable sealing state, volatilization of medicines in the storage bottle body 101 is avoided, the use is stable, and the operation is convenient;
the top of the sealing rotary cover 201 and the top of the linkage rotary cap 302 are respectively provided with an indication arrow indicating the directions of the linkage rod 2031 and the clutch pressure rod 3011, so that medical staff can observe the use state of the sealing rotary cover 201 in real time.
The pressure retention assembly can automatically limit the tightening torque of the sealing screw cap 201 so that the sealing screw cap 201 can always be in a normal, stable state of sealing the inside of the storage bottle body 101:
the cross section of the top cylinder of the control top column 301 is in a positive multi-deformation design, and when the linkage screwing cap 302 is pressed and rotated in use, the linkage screwing cap 302 drives the control top column 301 to rotate synchronously through the regular polygonal cylinder at the top of the control top column 301.
Wherein, the control top column 301 is inserted in the top of the linkage control cylinder 204, and the top of the cylinder body of the linkage control cylinder 204 is provided with a "U" -shaped torque groove 2042, the side surface of the top of the control top column 301 is provided with a clutch pressure bar 3011, and the clutch pressure bar 3011 is inserted in the torque groove 2042, in use, when the control top column 301 rotates, the clutch pressure bar 3011 drives the linkage control cylinder 204 to rotate through the torque groove 2042, the control bottom column 203 is inserted in the bottom of the linkage control cylinder 204, and the bottom of the linkage control cylinder 204 is provided with a strip-shaped linkage groove 2041, the side surface of the bottom of the control bottom column 203 is provided with a linkage rod 1, and when the linkage rod 2031 is inserted in the linkage groove 2041 and the linkage groove 204 rotates, the linkage groove 2041 can drive the sealing rotary cover 201 to rotate through the linkage rod 2031, so as to realize the mounting operation of the sealing rotary cover 201 screwed in the top of the connecting convex ring 102, when the torque reaches the standard torque 203, the clutch compression bar 3011 of the control jack column 301 presses the linkage control cylinder 204 downwards through the curved edge on one side of the torque groove 2042, so that the control jack column 301 cannot continue to transmit the linkage control cylinder 204 through the clutch compression bar 3011 at the moment, the clutch compression bar 3011 can continuously limit the use position of the linkage control cylinder 204, the phenomenon that the sealing spiral cover 201 is installed too tightly is avoided, a spring baffle is arranged on the outer side of the top of the linkage control cylinder 204, a torque top spring 2043 is sleeved outside a cylinder body of the linkage control cylinder 204 located at the bottom of the spring baffle, under the action of the torque top spring 2043, when the screwing torque is smaller than the standard torque, the clutch compression bar 3011 cannot be separated from the inside of the torque groove 2042, the phenomenon that the sealing spiral cover 201 is installed too loosely is avoided, the installation torque of the sealing spiral cover 201 can be automatically and accurately controlled, and the use is convenient and flexible.
The design is that one side of the top end of the torque groove 2042 groove body is designed to be a curved edge, and the other side of the top end of the torque groove 2042 groove body is designed to be a straight edge, so that when the control top post 301 rotates forwards to screw the sealing screw cover 201 and reaches a standard torque, the clutch pressure rod 3011 can slide out and extrude the linkage control cylinder 204 along one side of the curved edge of the torque groove 2042, when the control top post 301 rotates backwards to unscrew the sealing screw cover 201, the torque groove 2042 can be clamped into the outside of the clutch pressure rod 3011 again under the action of the torque top spring 2043, the operation of controlling the top post 301 to unscrew and disassemble the sealing screw cover 201 in the reverse direction is realized, and the control top post 301 rotates backwards, and cannot be separated from the inside of the torque groove 2042 all the time under the action of the straight edge of the torque groove 2042, so that the device can stably complete the installation and the disassembly and use of the sealing screw cover 201, and is stable in use.
In another embodiment, the top of the positioning sealing disk 205 and the top of the connecting convex ring 102 are both provided with two rows of unidirectional snap ring 2052, and the inner side of the unidirectional snap ring 2052 of the positioning sealing disk 205 is provided with a sealing rubber ring 2053, so that the bottle body sealing mechanism 2 can stably seal the inside of the storage bottle body 101, when the linkage control cylinder 204 is pressed downwards by the clutch pressing rod 3011, the linkage control cylinder 204 can drive the positioning sealing disk 205 to synchronously move downwards to press the sealing rubber ring 2053 inside the positioning sealing disk 205, and the sealing rubber ring 2053 is deformed to seal the gap between the positioning sealing disk 205, the connecting convex ring 102 and the sealing rotary cover 201 after being pressed, thereby ensuring that the inside of the storage bottle body 101 is always in a stable sealing state, being stable in use and having excellent storage effect on medical drugs.
The cooperation of bottle lid positioning mechanism 3 and the sealed dish 205 of location can be fixed the user state of sealed spiral cover 201 after screwing:
wherein, the lid of sealed spiral cover 201 is passed to the bottom of linkage control section of thick bamboo 204, and the disk body top of sealed dish 205 of location is equipped with the constant head tank 2051 of two symmetries, the inside of sealed spiral cover 201 is equipped with the locating lever 2011, and the locating lever 2011 is pegged graft in the inside of constant head tank 2051, in use, after sealed dish 205 descends to the location, connect protruding ring 102 top and the one-way latch ring 2052 of the double incorgruous of sealed dish 205 bottom of location can the joint of each other, make the sealed dish 205 of location unable rotation, two constant head tanks 2051 of sealed dish 205 of location simultaneously can the unable rotation of synchronous control sealed spiral cover 201 through the locating lever 2011, thereby the stability of sealed spiral cover 201 installation has been guaranteed.
In use, when the linkage screw cap 302 is in a reset state, the linkage screw cap 302 is under the action of the reset top spring 3022, the positioning tooth socket 3021 of the linkage screw cap 302 can be clamped outside the positioning tooth ring 2021 at the top of the mounting cylinder 202, so that the linkage screw cap 302 can not rotate in the reset state, the stability of the device is further improved, and the sealing screw cap 201 cannot be loosened accidentally after being mounted, and the phenomenon that the sealing state inside the storage bottle body 101 fails due to the fact that the sealing screw cap 201 is separated from the outside of the connecting convex ring 102 is avoided, and the use is stable.
The specific use mode and function of the embodiment are as follows:
in the invention, medical drugs needing to be sealed and stored are poured into the storage bottle body 101, then the pressure maintaining assembly is arranged at the top of the storage bottle body 101, so that the interior of the storage bottle body 101 can be stably sealed, the pressure maintaining assembly can automatically limit the tightening torque of the sealing screw cap 201, when the linkage screw cap 302 is pressed down and rotated, the linkage screw cap 302 drives the control top column 301 to synchronously rotate through a regular polygonal column body at the top of the control top column 301, the clutch pressure rod 3011 drives the linkage control barrel 204 to rotate through the torque groove 2042 when the control top column 301 rotates, the linkage groove 2041 can drive the sealing screw cap 201 to rotate through the linkage rod 2031 when the linkage control barrel 204 rotates, so that the installation operation that the sealing screw cap 201 is screwed into the top of the connecting convex ring 102 through threads is realized, when the tightening torque reaches the standard torque, the clutch pressure rod 3011 of the control top column 301 presses the linkage control barrel 204 downwards through the curved side of the torque groove 2042, therefore, at the moment, the control jack 301 cannot continuously transmit the linkage control cylinder 204 through the clutch compression rod 3011, the clutch compression rod 3011 can continuously limit the use position of the linkage control cylinder 204, the phenomenon that the sealing screw cap 201 is installed too tightly is avoided, under the action of the torque jacking spring 2043, when the screwing torque is smaller than the standard torque, the clutch compression rod 3011 cannot be separated from the inside of the torque groove 2042, the phenomenon that the sealing screw cap 201 is installed too loosely is avoided, the installation torque of the sealing screw cap 201 can be automatically and accurately controlled, the bottle sealing mechanism 2 can stably seal the inside of the storage bottle body 101, when the linkage control cylinder 204 is pressed downwards by the clutch compression rod 3011, the linkage control cylinder 204 can drive the positioning sealing disc 205 to synchronously move downwards to extrude the sealing rubber ring 2053 inside the positioning sealing disc 205, and the sealing rubber ring 2053 deforms to block the positioning disc 205, The gap between the connecting convex ring 102 and the sealing screw cap 201 ensures that the inside of the storage bottle body 101 is always in a stable sealing state, the linkage screw cap 302 is loosened after the installation is finished, the matching action of the bottle cap positioning mechanism 3 and the positioning sealing disc 205 can fix the using state of the screwed sealing screw cap 201, after the positioning sealing disc 205 moves downwards, the two rows of unidirectional one-way latch ring 2052 connecting the top of the convex ring 102 and the bottom of the positioning sealing disc 205 can be mutually clamped and connected, so that the positioning sealing disc 205 can not rotate, meanwhile, the two positioning grooves 2051 of the positioning sealing disc 205 can synchronously control the sealing screw cap 201 to be incapable of rotating through the positioning rods 2011, so that the installation stability of the sealing screw cap 201 is ensured, and when the linkage screw cap 302 is in a resetting state, the linkage screw cap 302 is under the action of a resetting top spring 3022, the positioning tooth socket 3021 of the linkage screw cap 302 can be clamped outside the positioning tooth ring 2021 at the top of the installation cylinder 202, make linkage spiral cap 302 also unable rotation when the reset state, when the storage bottle body 101 needs to be opened, only need press and reverse linkage spiral cap 302 and can dismantle the pressure and keep the subassembly, when reverse linkage spiral cap 302, moment groove 2042 can block into the outside of separation and reunion depression bar 3011 again in the effect of moment spring 2043, thereby realize control fore-set 301 reversal and unscrew the operation of dismantling sealed spiral cover 201, and the sealed dish 205 of location can block into separation and reunion depression bar 3011 and reset along with moment groove 2042 again, and can not deviate from the inside of moment groove 2042 all the time under the effect of moment groove 2042 straight flange when control fore-set 301 reversal, thereby the dismantlement of stable realization pressure and keeping the subassembly.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. A seal pressure holding device for a medical instrument, characterized in that: comprises a bottle body component (1);
the bottle body assembly (1) comprises a storage bottle body (101) and a connecting convex ring (102), the connecting convex ring (102) is fixedly arranged at the top of the storage bottle body (101), and a pressure maintaining assembly is arranged outside the connecting convex ring (102);
the pressure maintaining assembly comprises a bottle body sealing mechanism (2) and a bottle cap positioning mechanism (3), the bottle body sealing mechanism (2) comprises a sealing spiral cover (201), an installation cylinder (202), a control bottom column (203), a linkage control cylinder (204) and a positioning sealing disc (205), the sealing spiral cover (201) is screwed outside the connecting convex ring (102) through threads, the installation cylinder (202) is fixedly connected to the top of the sealing spiral cover (201), the control bottom column (203) is fixedly installed at the top of the sealing spiral cover (201), the linkage control cylinder (204) is inserted into the installation cylinder (202), the positioning sealing disc (205) is rotatably connected to the bottom of the linkage control cylinder (204), and the positioning sealing disc (205) is inserted into the sealing spiral cover (201);
the bottle cap positioning mechanism (3) comprises a control top column (301) and a linkage screw cap (302), the control top column (301) is rotatably connected to the top of the control bottom column (203), the top of the control top column (301) is inserted into the linkage screw cap (302), and the linkage screw cap (302) is rotatably connected to the outer part of the mounting barrel (202);
the control bottom pillar (203) is inserted into the bottom of the linkage control barrel (204), a strip-shaped linkage groove (2041) is formed in the bottom of the linkage control barrel (204), a linkage rod (2031) is arranged on the side face of the bottom of the control bottom pillar (203), and the linkage rod (2031) is inserted into the linkage groove (2041);
the control top column (301) is inserted into the top of the linkage control cylinder (204), a U-shaped torque groove (2042) is formed in the top of the cylinder body of the linkage control cylinder (204), a clutch pressure rod (3011) is arranged on the side face of the top of the control top column (301), and the clutch pressure rod (3011) is inserted into the torque groove (2042);
one side of the top end of the groove body of the moment groove (2042) is designed to be a curved edge, and the other side of the top end of the groove body of the moment groove (2042) is designed to be a straight edge;
the outer side of the top of the linkage control barrel (204) is provided with a spring baffle, and the linkage control barrel (204) is positioned outside the barrel body at the bottom of the spring baffle and is sleeved with a moment top spring (2043).
2. A seal pressure retaining device for a medical instrument according to claim 1, wherein: the bottom of linkage control section of thick bamboo (204) passes the lid of sealed spiral cover (201), and the disk body top of sealed dish (205) of location is equipped with constant head tank (2051) of two symmetries, and the inside of sealed spiral cover (201) is equipped with locating lever (2011), and locating lever (2011) pegs graft in the inside of constant head tank (2051).
3. A seal pressure retaining device for a medical instrument according to claim 1, wherein: the top of the positioning sealing disc (205) and the top of the connecting convex ring (102) are both provided with double rows of unidirectional clamping tooth rings (2052), and the inner side of the unidirectional clamping tooth ring (2052) of the positioning sealing disc (205) is provided with a sealing rubber ring (2053).
4. A seal pressure retaining device for a medical instrument according to claim 1, wherein: the cross section of a top column body of the control top column (301) is in a positive variable shape design, a positioning tooth groove (3021) is formed in the bottom of the linkage screw cap (302), a positioning tooth ring (2021) is arranged on the outer side of the top of the installation cylinder (202), and the positioning tooth groove (3021) is inserted into the outer portion of the positioning tooth ring (2021).
5. A seal pressure retaining device for a medical instrument according to claim 1, wherein: a reset top spring (3022) is arranged inside the linkage turncap (302).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111170396.0A CN113602668B (en) | 2021-10-08 | 2021-10-08 | Sealing pressure retaining device for medical instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111170396.0A CN113602668B (en) | 2021-10-08 | 2021-10-08 | Sealing pressure retaining device for medical instrument |
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| CN113602668A true CN113602668A (en) | 2021-11-05 |
| CN113602668B CN113602668B (en) | 2021-12-03 |
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| CN115608828A (en) * | 2022-12-19 | 2023-01-17 | 沧州市三庆工贸有限公司 | Pipe end forming device and process for clamping and pressing pipe fitting |
| CN116022463A (en) * | 2023-03-30 | 2023-04-28 | 临沂市春明化工有限公司 | Sealing structure of hydrochloric acid container with locking function |
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| Publication number | Publication date |
|---|---|
| CN113602668B (en) | 2021-12-03 |
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