The effective screw gate valve of medical treatment
Technical field
The present invention relates to pipe valve, especially " the effective screw gate valve of medical treatment ", applied in medical procedure, to medical tubes
Circulation with cut-off control.
Background technology
In medical procedure, usually using flexible medical pipe as delivery pipe, extracorporeal circulating circuit is formed or for such as
The body fluid auxiliary circulation of blood or the infusion circuit of drug solution etc..In flexible medical pipe use with one kind by resin molded and
Into clamping device so that the medical tube is closed on desired position as needed.Current clamping device reliability
It is poor, there is the risk that cannot be fully disconnected medical tube.Chinese Patent Application No.:201610230121.4 " medical tube clamp ",
Including housing, the housing has the cavity of front and rear perforation, and case top is provided with the window penetrated through with cavity, further includes and window
The sliding block that mouth is matched and can be slided up and down, the sliding block are connected by Lead screw transmission structure with housing, the Lead screw transmission structure
Leading screw and guide post including being set up in parallel and being distributed in sliding block both sides, the leading screw pass through sliding block and are threadedly coupled with sliding block, silk
Thick stick bottom is rotatablely connected with cavity bottom, and the guide post passes through sliding block and is slidably connected with sliding block, guide post bottom and cavity bottom
Connection.This patent application uses helicitic texture, and functional reliability can improve, and still, both sides all employ screw and guide post, make
It must operate and structure is somewhat complicated.
Invention content
In order to further improve rack for test tube series, the present invention tries hard to provide a kind of medical treatment effective screw gate valve, with one
Screw, it is simple in structure, it is easy to operate.It and can be subsequent, during medical treatment, from the arbitrary centre position installation of medical tubes
Pipe clamp.
The technical solution adopted by the present invention to solve the technical problems is:The effective screw gate valve of medical treatment, brake valve body it is upper
There is guide groove in portion, and the upper end of sluice gate body is mounted in guide groove;There is centre bore above guide groove, screw rod be installed in centre bore,
The lower end of screw rod links together with threshold body;Gate valve body side surface has U-type groove, and the position in the arbitrary stage casing of hose can be placed on
In U-type groove;There is locating slot on linkage section below the corner of left and right, the positioning table of threshold body is placed in locating slot;Threshold body
Intermediate position above have threshold, have sluice gate body mud sill below sluice gate body;There is thread plate above the centre bore of brake valve body.Spiral shell
There is T connector in bar lower end, and there is T-slot in sluice gate body upper end, and T connector is mutually matched with T-slot, the upper end installation handle of screw rod.
The installation method of the gate unit of the effective screw gate valve of medical treatment, spiral shell is screwed in by the cover plate bolt hole on thread plate
The screw rod for being threaded cover board is inserted into centre bore, then by the sluice gate body mud sill of sluice gate body downward, turned round from left and right by the top of bar
The centre at place is put into the lower section of brake valve body;The T-slot of sluice gate body upper end is laterally inserted into T connector;By sluice gate body upper end pair
Then quasi- guide groove is integrally upwardly into guide groove together with screw rod;Again by the thread plate on screw rod top be pivotally lowered into
It is in contact above brake valve body, cover plate bolt hole is allowed to be aligned last bolt with brake valve body bolt hole and passes through and locks.
Peak is turned up in sluice gate body by the application method of the effective screw gate valve of medical treatment, rotation screw rod, allows the opening of U-type groove
It is maximum;The stage casing of hose is put into the U-type groove of brake valve body, hose to sluice gate body direction is pushed with finger, is made under hose
Square extrusion space from the middle of brake valve body or so corner, is inwardly inserted into threshold body, until positioning table is placed on locating slot
Interior, threshold body is installed in place, and is unclamped finger and is freely fallen after rise on threshold by hose, and the effective screw gate valve of medical treatment is just pacified
It installs;When needing to end hose, the effective screw gate valve of medical treatment is held, handle is rotated with another hand, is leading sluice gate body
The slide downward into slot, until the gap between sluice gate body mud sill and threshold is less than the wall thickness of two times of hoses, allow hose up and down
Inner wall is laminated together, and is ended hose.
The invention has the advantages that the effective screw gate valve of medical treatment, simple in structure with a screw, and it is easy to operate, it can
It is good by performance.It and can be subsequent, during medical treatment, from the arbitrary centre position installation pipe clamp of medical tubes.For example, when soft
Property medical tube one end is connected on Medical Devices, and the other end is connected on human body, can be according to need during medical treatment
Will, arbitrarily in the effective screw gate valve of the stage casing of hose installation medical treatment, a kind of convenient and reliable medical treatment is provided for medical procedure
Effective screw gate valve.
Description of the drawings
The effective screw gate valve schematic three dimensional views of Fig. 1 medical treatment.
Fig. 2 brake valve bodies are cut away the schematic three dimensional views of a quarter.
The A direction views of Fig. 3 gate valve units.
The A of the effective screw gate valve of Fig. 4 medical treatment is to schematic diagram.
The effective screw gate valve of Fig. 5 medical treatment is cut away the schematic diagram of a quarter working condition.
The schematic diagram of the effective screw gate valve threshold of Fig. 6 medical treatment.
1. brake valve bodies, 11. corners, 12.U type grooves, 13. guide grooves, 14. centre bores, 15. brake valve body bolts in the figure
Hole, 16. locating slots, 2. threshold bodies, 21. thresholds, 22. positioning tables, 3. sluice gate bodies, 31. sluice gate body mud sills, 32.T type grooves, 4. spiral shells
Bar, 41.T types head, 5. handles, 6. thread plates, 61. cover plate bolt holes, 7. hoses.
Specific embodiment
Guide groove 13 is arranged at medical effective screw gate valve in the figure, the top of brake valve body 1, and the upper end of sluice gate body 3 is mounted on
In guide groove 13;Guide groove 13 has centre bore 14 above, and screw rod 4, lower end and the threshold body 2 of screw rod 4 are equipped in centre bore 14
It links together;There is U-type groove 12 in 1 side of brake valve body, and the position in the arbitrary stage casing of hose 7 can be placed in U-type groove 12;Left and right
There is locating slot 16 on linkage section below corner 11, the positioning table 22 of threshold body 2 is placed in locating slot 16;Threshold body 2
There is threshold 21 above intermediate position, there is sluice gate body mud sill 31 below sluice gate body 3;The centre bore 14 of brake valve body 1 has screw thread above
Cover board 6.There is T connector 41 in 4 lower end of screw rod, and there is T-slot 32 in 3 upper end of sluice gate body, and T connector 41 is mutually matched with T-slot 32, spiral shell
The upper end installation handle 5 of bar 4.
The installation method of the gate unit of the effective screw gate valve of medical treatment, the cover plate bolt hole 61 on thread plate 6 is twisted
On the top of screw rod 4, the screw rod 4 for being threaded cover board 6 is inserted into centre bore 14, then 31 court of sluice gate body mud sill by sluice gate body 3
Under, the lower section of brake valve body 1 is put into from the centre of left and right corner 11;The T-slot 32 of 3 upper end of sluice gate body is laterally inserted into T-shaped
In first 41;By 3 upper end alignment guide slot 13 of sluice gate body, then it is upwardly into guide groove 13 together with screw rod 4 is whole;Again by screw rod
The thread plate 6 on 4 tops be pivotally lowered into and brake valve body 1 above be in contact, allow cover plate bolt hole 61 and brake valve body bolt hole
The 15 last bolts of alignment are passed through and are locked.
Peak is turned up in sluice gate body 3 by the application method of the effective screw gate valve of medical treatment, rotation screw rod 4, allows U-type groove 12
Opening is maximum;The stage casing of hose 7 is put into the U-type groove 12 of brake valve body 1, is pushed hose 7 to 3 direction of sluice gate body with finger,
Make the lower section extrusion space of hose 7, from the middle of 1 or so corner 11 of brake valve body, be inwardly inserted into threshold body 2, until positioning
Platform 22 is placed in locating slot 16, and threshold body 2 is installed in place, and is unclamped finger and is freely fallen after rise on threshold 21 by hose 7, is cured
Effective screw gate valve is treated just to be mounted;When needing to end hose 7, the effective screw gate valve of medical treatment is held, uses another
Hand rotates handle 5, makes the slide downward in guide groove 13 of sluice gate body 3, the gap between sluice gate body mud sill 31 and threshold 21
Less than the wall thickness of two times of hoses 7, the inner wall up and down of hose 7 is allowed to be laminated together, is ended hose 7.During practical operation,
The variable condition of fluid in hose 7 is watched according to eye, state and pressure that hose 7 is pressed cause the change of 5 feel of handle
Change, decide whether to stop operation.