CN208481458U - Rotary valve electric hook - Google Patents

Abstract

The utility model discloses a kind of rotary valve electric hooks, including shell；Hollow edged electrode, one end are equipped with electric hook；T-type pipe, positioned at the tail portion of the shell, including horizontal tube and the vertical pipe being connected to the horizontal tube, the one end on the head far from the shell of the horizontal tube is sealed by a sealing device；Control device, for the inner cavity of the hollow edged electrode to be in communication with the outside by the T-type pipe；And outer tube, it is coated at the hollow edged electrode, one end is equipped with outer tube seal pipe, the runner that the head for being connected to the shell is socketed in the outer tube seal pipe and can be rotated relative to the axis of the shell.The electric hook of the utility model can be rotated with 360 °, and all angles is facilitated to use；Runner can directly rotate, and adjust electric hook direction, and one-handed performance is simple and fast；It is sealed between hollow edged electrode and outer tube, product hermeticity can be good, is suitable for various art formulas.

Description

Rotary valve electric hook

Technical field

The utility model relates to a kind of coagulation cutter, specifically a kind of rotary valve electric hook.

Background technique

Currently, the electric hook direction of existing electrosurgical hook is fixed, it cannot need to change at any time with using, perform the operation Shi doctor Need to rotate wrist or arm, it has not been convenient to the progress of operation.Hollow edged electrode and outer tube fit clearance blow-by, in pneumoperitoneum Under, liquid can enter the gap between hollow edged electrode and outer tube with the pressure of pneumoperitoneum, cause the phenomenon of leakage, even result in product Failure.

Utility model content

According to technical problem set forth above, and provide a kind of rotary valve electric hook.

The technological means that the utility model uses is as follows:

A kind of rotary valve electric hook, including shell；

Hollow edged electrode, one end are equipped with electric hook；

T-type pipe, positioned at the tail portion of the shell, including horizontal tube and the vertical pipe being connected to the horizontal tube, the water The one end on the head far from the shell of flat pipe is sealed by a sealing device；

Control device, for the inner cavity of the hollow edged electrode to be in communication with the outside by the T-type pipe；

And outer tube, it is coated at the hollow edged electrode, one end is equipped with outer tube seal pipe, is socketed in the outer tube seal pipe The runner that is connected to the head of the shell and can be rotated relative to the axis of the shell；

The other end of the hollow edged electrode passes through the outer tube seal pipe and is equipped with the close institute for extending into the horizontal tube State the connecting rod in the pipeline section on the head of shell, the other end of the connecting rod is equipped with piston, be socketed in the connecting rod with The drum spring of the inner wall connection of the horizontal tube, the connecting rod have the company for being connected to the hollow edged electrode inner cavity and the horizontal tube Extension bar through-hole, the outer wall of the hollow edged electrode are socketed with hollow edged electrode seal pipe, and one end of the hollow edged electrode seal pipe is located at In the outer tube seal pipe and there is hollow edged electrode seal pipe seal groove, be equipped with and institute in the hollow edged electrode seal pipe seal groove The hollow edged electrode sealing ring of the inner wall fitting of outer tube seal pipe is stated, the other end of the hollow edged electrode seal pipe is equipped with sealing sleeve pipe Terminal pad, the hollow edged electrode seal pipe are externally provided with the sealing sleeve pipe that can be rotated with the outer tube seal pipe, the sealing sleeve pipe One end be fixedly connected with the sealing sleeve pipe terminal pad, the other end of the sealing sleeve pipe is socketed in the outer tube seal pipe On outer wall, there is the gap protruded into for the outer tube seal pipe, institute between the sealing sleeve pipe and the hollow edged electrode seal pipe State the limit casing for being additionally provided with and being socketed on the hollow edged electrode between hollow edged electrode seal pipe and the connecting rod, the shell Upside is equipped with key sliding slot, and the key sliding slot is equipped with push button, and the push button, which has, to be sandwiched in the hollow edged electrode seal pipe and institute The push rod between limit casing is stated, the lower end of the push rod has the push rod groove to match with the outer wall of the hollow edged electrode.

The material of the shell and the sealing device is medical grade abs material.

Under working condition, the push button is moved back and forth along the key sliding slot, and the electric hook is made to stretch out or receive from the outer tube It returns, when the push button is located at rear stop, the hollow edged electrode seal pipe seal groove is still located in the outer tube seal pipe.

The horizontal tube is molded with contact tube in the pipeline section on the head of the shell, is equipped with and is used in the shell The board in circuit board slot of the circuit board of fixed control coagulation and cutting, the circuit board are equipped with elastic slice, the horizontal tube it is close The side that the pipeline section on the head of the shell is located at the circuit board is opened wide, and the circuit board passes sequentially through the elastic slice, described Contact tube, the bulging spring, the hollow edged electrode are electrically connected with the electric hook, and the side wall of the shell has and the circuit board phase Corresponding coagulation switch and cutting switch.

The outer wall of the runner has multiple runner external grooves for increasing roughness, and the inner wall of the runner has runner ring Shape raised line, the head of the shell are equipped with the housing head groove to match with the runner ring rib, are located at the shell The shell on the outside of head recess is equipped with housing seal slot, is equipped in the housing seal slot and pastes with the inner wall of the runner The housing seal circle of conjunction.

The side close to the hollow edged electrode of the sealing sleeve pipe terminal pad is equipped with multiple positioning protrusion, the sealing shroud Pipe is equipped with the locating slot to match with the positioning protrusion；

The section of the outer wall of the outer tube seal pipe has arc-shaped transitional surface in class square between adjacent surface, described The outer wall of pipeline section inner wall and the outer tube seal pipe that sealing sleeve pipe is socketed with the outer tube seal pipe matches.

Be additionally provided with auxiliary chute corresponding with the key sliding slot on the upside of the shell, be additionally provided on the push button with it is described The symmetrically arranged auxiliary rod of push rod, the push rod two sides are equipped with the push rod groove to match with the cell wall of the key sliding slot, described The two sides of auxiliary rod are equipped with the auxiliary rod groove to match with the cell wall of the auxiliary chute, and the both ends of the key sliding slot are equipped with key Sliding slot groove, the push button are equipped with the push button protrusion to match with the key sliding slot groove, when push the push button to described The key sliding slot groove and the push button protrusion are clamped when one end of key sliding slot, reversely push the push button later, and the key is sliding Geosynclinal concave slot is separated with the push button protrusion, to position the distance of the push button sliding, and prevents external force in use process from causing The push button deviates operating position.

The shell retaining groove that on the downside of the tail portion of the shell there is the vertical pipe to pass through, the shell retaining groove Slot bottom and the outer wall of the vertical pipe match, and the other side of the outer wall of the vertical pipe is equipped with and the shell retaining groove phase Matched cover board, the cover board are equipped with cover board draw runner, and the shell retaining groove is equipped with to match with the cover board draw runner Shell retaining groove slideway, be equipped with link slot in multiple shells in the shell, the outer wall of the horizontal tube be equipped with it is described The horizontal tube draw runner that link slot matches in shell.

The sealing device includes closing the fixing pipe with the fixing pipe of the tail portion inner wall of shell clamping and for covering The other end cap, the side of the cap and the fixing pipe are hinged, free end have connection hook, the tail portion of the shell has The connection bump to match is hooked with the connection；Be additionally provided with multiple fixing pipe through slots in the fixing pipe, the horizontal tube it is remote The outer wall of the pipeline section on the head from the shell is equipped with the horizontal tube raised line being clamped with the fixing pipe through slot, the fixing pipe Downside is equipped with boss, and the boss has arc surface close to one end of the shell, and the two sides of the boss are equipped with boss stripe, institute It states cover board and is equipped with the lid panel notches to match with the arc surface, the upper surface patch of the downside of the boss stripe and the cover board It closes；

The cap is equipped with the columnar projections for sealing the fixing pipe, and the inside of the free end of the cap is equipped with rubbing surface.

Compared with prior art, the electric hook of the utility model can be rotated with 360 °, and all angles is facilitated to use；Runner can be straight Rotation is connect, electric hook direction is adjusted, one-handed performance is simple and fast；It is sealed between hollow edged electrode and outer tube, product hermeticity can be good It is good, it is suitable for various art formulas.

The utility model can be widely popularized in fields such as coagulation cuttings based on the above reasons.

Detailed description of the invention

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

Fig. 1 is the main view of rotary valve electric hook in specific embodiment of the present utility model.

Fig. 2 is the top view of Fig. 1.

Fig. 3 is sectional view along A-A in Fig. 2.

Fig. 4 is the structural schematic diagram of hollow edged electrode in specific embodiment of the present utility model.

Fig. 5 is specific embodiment of the present utility model middle external tube and runner assembling schematic diagram.

Fig. 6 is B-B direction cross-sectional view in Fig. 5.

Fig. 7 is the half sectional view of sealing sleeve pipe in specific embodiment of the present utility model.

Fig. 8 is the side view of sealing sleeve pipe in specific embodiment of the present utility model.

Fig. 9 is the main view of shell in specific embodiment of the present utility model.

Figure 10 is the top view of Fig. 9.

Figure 11 is the rearview of Fig. 9.

Figure 12 is the half sectional view of shell in specific embodiment of the present utility model.

Figure 13 is the space structure schematic diagram of T-type pipe in specific embodiment of the present utility model.

Figure 14 is the structural schematic diagram of circuit board in specific embodiment of the present utility model.

Figure 15 is the top view of Figure 14.

Figure 16 is the main view of push button in specific embodiment of the present utility model.

Figure 17 is the space structure schematic diagram of push button in specific embodiment of the present utility model.

Figure 18 is the structural schematic diagram of sealing device in specific embodiment of the present utility model (cap unlatching).

Figure 19 is the structural schematic diagram of sealing device in specific embodiment of the present utility model (cap closing).

Specific embodiment

As shown in Fig. 1-Figure 19, a kind of rotary valve electric hook, including shell 1；

Hollow edged electrode 2, one end are equipped with electric hook 3；

T-type pipe, positioned at the tail portion of the shell 1, including horizontal tube 4 and the vertical pipe 5 being connected to the horizontal tube 4, institute The one end for stating the head far from the shell 1 of horizontal tube 4 is sealed by a sealing device；

Control device, for the inner cavity of the hollow edged electrode 2 to be in communication with the outside by the T-type pipe；

And outer tube 40, it is coated at the hollow edged electrode 2, one end is equipped with outer tube seal pipe 6, in the outer tube seal pipe 6 The runner 7 that is socketed with the head for being connected to the shell 1 and can be rotated relative to the axis of the shell 1；

The other end of the hollow edged electrode 2, which passes through the outer tube seal pipe 6 and is equipped with, extend into the close of the horizontal tube 4 Connecting rod 8 in the pipeline section on the head of the shell 1, the other end of the connecting rod 8 are equipped with piston 9, cover in the connecting rod 8 It is connected to the drum spring 10 connecting with the inner wall of the horizontal tube 4, the connecting rod 8, which has, is connected to 2 inner cavity of hollow edged electrode and institute The connection rod through-hole 11 of horizontal tube 4 is stated, the outer wall of the hollow edged electrode 2 is socketed with hollow edged electrode seal pipe 12, the tubulose electricity One end of pole seal pipe 12 is located in the outer tube seal pipe 6 and has hollow edged electrode seal pipe seal groove 13, the tubulose electricity The hollow edged electrode sealing ring 14 being bonded with the inner wall of the outer tube seal pipe 6, the tubulose are equipped in pole seal pipe seal groove 13 The other end of electrode seal pipe 12 is equipped with sealing sleeve pipe terminal pad 15, and the hollow edged electrode seal pipe 12 is externally provided with can be with described outer The sealing sleeve pipe 16 that seal of tube pipe 6 rotates, one end of the sealing sleeve pipe 16 are fixedly connected with the sealing sleeve pipe terminal pad 15, The other end of the sealing sleeve pipe 16 is socketed on the outer wall of the outer tube seal pipe 6, the sealing sleeve pipe 16 and the tubulose There is the gap protruded into for the outer tube seal pipe 6, the hollow edged electrode seal pipe 12 and the company between electrode seal pipe 12 It is additionally provided with the limit casing 17 being socketed on the hollow edged electrode 2 between extension bar 8, is equipped with key sliding slot 18, institute on the upside of the shell 1 Key sliding slot 18 is stated equipped with push button 19, the push button 19, which has, to be sandwiched in the hollow edged electrode seal pipe 12 and the limit casing Push rod 20 between 17, the lower end of the push rod 20 have the push rod groove 21 to match with the outer wall of the hollow edged electrode 2.

The horizontal tube 4 is molded with contact tube in the pipeline section on the head of the shell 1, is equipped in the shell 1 The board in circuit board slot 23 of circuit board 22 for fixed control coagulation and cutting, the circuit board 22 is equipped with elastic slice 24, described The side that the pipeline section on the head close to the shell 1 of horizontal tube 4 is located at the circuit board 22 is opened wide, and the circuit board 22 is successively It is electrically connected by the elastic slice 24, the contact tube, the bulging spring 10, the hollow edged electrode 2 with the electric hook 3, the shell 1 Side wall have coagulation switch 25 corresponding with the circuit board 22 and cutting switch 26.

The outer wall of the runner 7 has multiple runner external grooves 27 for increasing roughness, and the inner wall of the runner 7, which has, to be turned Ring rib 28 is taken turns, the head of the shell 1 is equipped with the housing head groove 29 to match with the runner ring rib 28, position The shell 1 in 29 outside of housing head groove is equipped with housing seal slot 30, is equipped in the housing seal slot 30 The housing seal circle 31 being bonded with the inner wall of the runner 7.

The side close to the hollow edged electrode 2 of the sealing sleeve pipe terminal pad 15 is equipped with multiple positioning protrusion 32, described Sealing sleeve pipe 16 is equipped with the locating slot 33 to match with the positioning protrusion 32；

The section of the outer wall of the outer tube seal pipe 6 has arc-shaped transitional surface in class square between adjacent surface, described The outer wall of pipeline section inner wall and the outer tube seal pipe 6 that sealing sleeve pipe 16 is socketed with the outer tube seal pipe 6 matches.

It is additionally provided with auxiliary chute 34 corresponding with the key sliding slot 18 on the upside of the shell 1, is also set on the push button 19 Have and matches with the symmetrically arranged auxiliary rod 35 of the push rod 20,20 two sides of push rod equipped with the cell wall with the key sliding slot 18 Push rod groove 36, the two sides of the auxiliary rod 35 are equipped with the auxiliary rod groove to match with the cell wall of the auxiliary chute 34 37, the both ends of the key sliding slot 18 are equipped with key sliding slot groove 38, and the push button 19 is equipped with and 38 phase of key sliding slot groove The push button protrusion 39 matched.

The shell retaining groove 41 that on the downside of the tail portion of the shell 1 there is the vertical pipe 5 to pass through, the shell tail portion are recessed The slot bottom of slot 41 and the outer wall of the vertical pipe 5 match, and the other side of the outer wall of the vertical pipe 5 is equipped with and the shell tail The cover board 42 that portion's groove 41 matches, the cover board 42 be equipped with cover board draw runner 43, the shell retaining groove 41 be equipped with The shell retaining groove slideway 44 that the cover board draw runner 43 matches, the shell 1 is interior to be equipped with link slot 45 in multiple shells, institute The outer wall for stating horizontal tube 4 is equipped with the horizontal tube draw runner 46 to match with link slot 45 in the shell.

The sealing device includes closing the fixation with the fixing pipe 47 of the tail portion inner wall of the shell 1 clamping and for covering The cap 48 of the other end of pipe 47, the side of the cap 48 and the fixing pipe 47 are hinged, and there is connection to hook 49 for free end, the shell The tail portion of body 1, which has, hooks 49 connection bumps 50 to match with the connection；Multiple fixing pipes are additionally provided in the fixing pipe 47 Through slot 51, the outer wall of the pipeline section on the head far from the shell 1 of the horizontal tube 4 is equipped with to be clamped with the fixing pipe through slot 51 Horizontal tube raised line 52, the downside of the fixing pipe 47 is equipped with boss 53, and the boss 53 has close to one end of the shell 1 Arc surface 54, the two sides of the boss 53 are equipped with boss stripe 55, and the cover board 42 is equipped with to match with the arc surface 54 Lid panel notches 56, the downside of the boss stripe 55 are bonded with the upper surface of the cover board 42；

The cap 48 is equipped with the columnar projections 57 for sealing the fixing pipe 47, and the inside of the free end of the cap 48, which is equipped with, rubs Wiping face 58.

The material of the shell 1 and the sealing device is medical grade abs material.

The control device includes pipe I 59, pipe II 60 and pipe III 61, and the pipe I 59 and pipe II 60 are respectively at the pipe III 61 connections, the pipe III 61 is connected to the vertical pipe 5, and I 59 side wall of pipe is equipped with through-hole I, on II 60 side wall of pipe Equipped with through-hole II, the through-hole II is equipped with relief valve；

The rotary valve electric hook further includes sliding shutter I 62 and sliding shutter II 63；

The sliding shutter I 62 include I head of sliding shutter outside the pipe I 59 and in the pipe I 59 Diameter matches and can be in hollow tubular structure along I tail portion of sliding shutter that I 59 axis of pipe slides, I tail portion of sliding shutter, The I tail portion side wall of sliding shutter is equipped with through-hole III, and I head of sliding shutter, which has, inserts pawl I, I head of sliding shutter Spring I 64 is equipped between the pipe I 59；

The sliding shutter II 63 include II head of sliding shutter outside the pipe II 60 and with the pipe II 60 Internal diameter match and can be along II tail portion of sliding shutter that II 60 axis of pipe slides, II tail portion of sliding shutter is in hollow Pipe structure, the II tail portion side wall of sliding shutter are equipped with through-hole IV, and II head of sliding shutter, which has, inserts pawl II, the sliding Spring II 65 is equipped between II head of valve and the pipe II 60；

The control device further includes the self-locking device I matched with the slotting pawl I and matches with the slotting pawl II Self-locking device II；

The pipe III 61 is externally provided with grasping part 66, and the grasping part 66 meets ergonomics.

The spring I 64 is socketed in I tail portion of sliding shutter on the pipeline section on I head of sliding shutter, described Spring II 65 is socketed in II tail portion of sliding shutter on the pipeline section on II head of sliding shutter.

The through-hole I is connect with flusher, and the through-hole II is connect by relief valve with negative pressure device.When the negative pressure When device does not have voltage regulation function, requirement according to unlike skill style to negative pressure, the relief valve can adjust the size of pressure Section.

The push button 19 is moved back and forth along the key sliding slot 18, and the electric hook 3 is made to stretch out or withdraw from the outer tube 40, when When the push button 19 is located at rear stop, the hollow edged electrode seal pipe seal groove 13 is still located in the outer tube seal pipe 6.

Under working condition, press the sliding shutter I 62, the slotting pawl I enter in the self-locking device I and by it is described from Locking device I locks, at this point, the through-hole III is connected to the through-hole I, and then is connected to the pipe I 59, and then passes through pipe III 61 It is connected to T-type pipe, is finally connected to the inner cavity of hollow edged electrode 2, the through-hole I is connect with flusher, so that the rotary valve Body electric hook has pre-washing function；

The sliding shutter I 62 is pressed again, and the sliding shutter I 62 is restored to just under the action of spring I 64 Beginning position, the through-hole I are enclosed；

The sliding shutter II 63 is pressed, the slotting pawl II enters in the self-locking device II and by the self-locking device II It locks, at this point, the through-hole IV is connected to the through-hole II, and then is connected to the pipe II 60, and then passes through pipe III 61 and T-type Pipe connection, is finally connected to the inner cavity of hollow edged electrode 2,

The through-hole II connect by the relief valve with negative pressure device so that the rotary valve electric hook with imbibition with Suction function,

The sliding shutter II 63 is pressed again, and the sliding shutter II 63 is restored under the action of spring II 65 Initial position, the through-hole II are enclosed.

The push button 19 is moved back and forth along the key sliding slot 18, so that the electric hook 3 is stretched out or is withdrawn from the outer tube 40, i.e., The electric hook 3 is completely exposed during cutting coagulation, and when non-cutting coagulation process protects the electric hook 3.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (7)

1. a kind of rotary valve electric hook, including shell；

Hollow edged electrode, one end are equipped with electric hook；

T-type pipe, positioned at the tail portion of the shell, including horizontal tube and the vertical pipe being connected to the horizontal tube, the horizontal tube Far from the shell head one end by a sealing device sealing；

Control device, for the inner cavity of the hollow edged electrode to be in communication with the outside by the T-type pipe；

And outer tube, it is coated at the hollow edged electrode, one end is equipped with outer tube seal pipe, is socketed with clamping in the outer tube seal pipe The shell head and can relative to the axis of the shell rotate runner；

The other end of the hollow edged electrode passes through the outer tube seal pipe and is equipped with the close shell for extending into the horizontal tube Connecting rod in the pipeline section on the head of body, the other end of the connecting rod are equipped with piston, be socketed in the connecting rod with it is described The drum spring of the inner wall connection of horizontal tube, the connecting rod have the connecting rod for being connected to the hollow edged electrode inner cavity and the horizontal tube Through-hole, the outer wall of the hollow edged electrode are socketed with hollow edged electrode seal pipe, and one end of the hollow edged electrode seal pipe is located at described In outer tube seal pipe and there is hollow edged electrode seal pipe seal groove, be equipped in the hollow edged electrode seal pipe seal groove with it is described outer The hollow edged electrode sealing ring of the inner wall fitting of seal of tube pipe, the other end of the hollow edged electrode seal pipe are connected equipped with sealing sleeve pipe Disk, the hollow edged electrode seal pipe be externally provided with can with the outer tube seal pipe rotate sealing sleeve pipe, the one of the sealing sleeve pipe End is fixedly connected with the sealing sleeve pipe terminal pad, and the other end of the sealing sleeve pipe is socketed in the outer wall of the outer tube seal pipe On, there is the gap protruded into for the outer tube seal pipe, the pipe between the sealing sleeve pipe and the hollow edged electrode seal pipe The limit casing being socketed on the hollow edged electrode, the shell upside are additionally provided between shape electrode seal pipe and the connecting rod Equipped with key sliding slot, the key sliding slot is equipped with push button, and the push button, which has, to be sandwiched in the hollow edged electrode seal pipe and the limit Push rod between the casing of position, the lower end of the push rod have the push rod groove to match with the outer wall of the hollow edged electrode.

2. rotary valve electric hook according to claim 1, it is characterised in that: the head close to the shell of the horizontal tube It is molded with contact tube in the pipeline section in portion, is equipped in the shell and is inserted for the circuit board of the circuit board of fixed control coagulation and cutting Slot, the circuit board are equipped with elastic slice, and the pipeline section on the head close to the shell of the horizontal tube is located at the circuit board Side is opened wide, and the circuit board passes sequentially through the elastic slice, the contact tube, the bulging spring, the hollow edged electrode and the electricity Hook is electrically connected, and the side wall of the shell has coagulation corresponding with circuit board switch and cutting switch.

3. rotary valve electric hook according to claim 1, which is characterized in that the outer wall of the runner has multiple increase slightly The runner external groove of rugosity, the inner wall of the runner have runner ring rib, and the head of the shell is equipped with and the runner The housing head groove that ring rib matches, the shell on the outside of the housing head groove are equipped with housing seal Slot, the housing seal slot is interior to be equipped with the housing seal circle being bonded with the inner wall of the runner.

4. rotary valve electric hook according to claim 1, which is characterized in that the sealing sleeve pipe terminal pad close to described The side of hollow edged electrode is equipped with multiple positioning protrusion, and the sealing sleeve pipe is equipped with the positioning to match with the positioning protrusion Slot；

The section of the outer wall of the outer tube seal pipe has arc-shaped transitional surface, the sealing in class square between adjacent surface The outer wall of pipeline section inner wall and the outer tube seal pipe that casing is socketed with the outer tube seal pipe matches.

5. rotary valve electric hook according to claim 1, which is characterized in that be additionally provided on the upside of the shell sliding with the key Slot corresponding auxiliary chute is additionally provided on the push button and sets with the symmetrically arranged auxiliary rod of the push rod, the push rod two sides There is the push rod groove to match with the cell wall of the key sliding slot, the two sides of the auxiliary rod are equipped with the cell wall with the auxiliary chute The auxiliary rod groove to match, the both ends of the key sliding slot are equipped with key sliding slot groove, and the push button is equipped with and the key sliding slot The push button protrusion that groove matches.

6. rotary valve electric hook according to claim 1, which is characterized in that have on the downside of the tail portion of the shell described perpendicular The shell retaining groove that straight tube passes through, the slot bottom of the shell retaining groove and the outer wall of the vertical pipe match, described perpendicular The other side of the outer wall of straight tube is equipped with the cover board to match with the shell retaining groove, and the cover board is equipped with cover board draw runner, The shell retaining groove is equipped with the shell retaining groove slideway to match with the cover board draw runner, is equipped in the shell more Link slot in a shell, the outer wall of the horizontal tube are equipped with the horizontal tube draw runner to match with link slot in the shell.

7. rotary valve electric hook according to claim 6, it is characterised in that: the sealing device includes and the shell The fixing pipe of tail portion inner wall clamping and for cover the cap for closing the other end of the fixing pipe, the side of the cap and the fixing pipe Hingedly, there is connection to hook for free end, and the tail portion of the shell, which has, hooks the connection bump to match with the connection；The fixation Be additionally provided with multiple fixing pipe through slots on pipe, the outer wall of the pipeline section on the head far from the shell of the horizontal tube be equipped with it is described The horizontal tube raised line of fixing pipe through slot clamping, the downside of the fixing pipe are equipped with boss, the boss close to the shell one End has arc surface, and the two sides of the boss are equipped with boss stripe, and the cover board is equipped with the cover board to match with the arc surface Groove, the downside of the boss stripe are bonded with the upper surface of the cover board；

The cap is equipped with the columnar projections for sealing the fixing pipe, and the inside of the free end of the cap is equipped with rubbing surface.