CN114366946A

CN114366946A - Novel clinical cardiovascular radiography of interventional department pushes device

Info

Publication number: CN114366946A
Application number: CN202210182106.2A
Authority: CN
Inventors: 黄国涛
Original assignee: First Affiliated Hospital of Xinxiang Medical University
Current assignee: First Affiliated Hospital of Xinxiang Medical University
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-04-19

Abstract

The invention discloses a novel clinical cardiovascular angiography injection device for an interventional department, which relates to the clinical technical field of the interventional department and comprises an injection structure, an electric injection mechanism, a connecting mechanism, an installation mechanism, a detection mechanism and a fixing mechanism, wherein the electric injection mechanism is installed at one end of the injection structure through the installation mechanism, one end of the electric injection mechanism is connected with one end of the injection structure through the connecting mechanism, and the detection mechanism is installed in the electric injection mechanism through the fixing mechanism; the injection structure comprises an injection tube, a piston rod, a fixing ring and mounting pieces, wherein the piston rod is connected inside the injection tube in a sliding manner, one end of the piston rod extends to the outer side of the injection tube and is provided with the fixing ring, and the outer side of the injection tube is provided with the two mounting pieces; the problem of can't carry out the liquid medicine at the uniform velocity and discharge among the prior art is solved.

Description

Novel clinical cardiovascular radiography of interventional department pushes device

Technical Field

The invention relates to the technical field of large-scale wind power, in particular to a novel clinical cardiovascular angiography injection device for an interventional department.

Background

In contrast, in radiodiagnostics, a substance containing an element having a high atomic number is taken in, and then a radiograph is taken at a pre-diagnosed in vivo site for medical diagnosis. For structures or organs that lack natural contrast, materials with densities higher or lower than the structures or organs can be introduced into the space within or around the organ to produce a contrast visualization. The cardiovascular angiography is characterized in that a contrast agent is quickly injected into a heart cavity or a blood vessel through a cardiac catheter, the heart and the blood vessel cavity are developed under the X-ray irradiation, and the development process of the heart and the blood vessel cavity is shot by methods such as quick photography, television photography or video tape and the like, so that the blood flowing sequence containing the contrast agent and the filling condition of the heart blood vessel can be seen from the development result, and the physiological and anatomical changes of the heart and the blood vessel are solved. Is a valuable method for diagnosing the cardiovascular diseases. The existing novel clinical cardiovascular angiography injection device for the interventional department cannot discharge liquid medicine at a constant speed, so that a patient suffers more pain in the angiography process.

Disclosure of Invention

The embodiment of the invention provides a novel clinical cardiovascular angiography injection device for an interventional department, and aims to solve the problem that liquid medicine cannot be discharged at a constant speed in the background technology.

The embodiment of the invention adopts the following technical scheme: a novel clinical cardiovascular radiography injection device for interventional department comprises an injection structure, an electric injection mechanism, a connecting mechanism, an installation mechanism, a detection mechanism and a fixing mechanism, wherein the electric injection mechanism is installed at one end of the injection structure through the installation mechanism, one end of the electric injection mechanism is connected with one end of the injection structure through the connecting mechanism, and the detection mechanism is installed inside the electric injection mechanism through the fixing mechanism;

the injection structure comprises an injection tube, a piston rod, a fixing ring and mounting pieces, wherein the piston rod is connected inside the injection tube in a sliding manner, one end of the piston rod extends to the outer side of the injection tube and is provided with the fixing ring, and the outer side of the injection tube is provided with the two mounting pieces;

the electric injection mechanism comprises a fixed sleeve ring, a fixed sleeve ring is sleeved on the outer side of the injection structure, a fixed cylinder is arranged at one end of the fixed sleeve ring, a fixed cavity is formed in the fixed cylinder, a threaded shaft is rotatably connected to the inner cavity of the fixed cavity, a first servo motor is arranged at one end of the fixed cylinder, the output end of the first servo motor is connected with one end of the threaded shaft, and a push plate is connected to the outer side of the threaded shaft through threads.

Further, the connecting mechanism comprises a mounting seat which is arranged at the top of the push plate, the top of the mounting seat extends to the upper part of the fixed cylinder, the top of the mounting seat is provided with a mounting groove, the mounting block is arranged in the mounting groove, the top of the mounting block is connected with the bottom of the fixing ring, a movable groove is arranged in the mounting seat, connecting grooves are arranged on both sides of the mounting groove in the mounting seat, a second servo motor is arranged on one side of the inner cavity of the moving groove, a bidirectional screw rod is arranged at the output end of the second servo motor, the positions of the two-way screw rod, which are opposite in thread direction, are all in threaded connection with moving blocks, the top ends of the moving blocks extend into the connecting grooves, one side of the moving block is provided with a clamping column, one side of the mounting block, which is close to the clamping column, is provided with a clamping groove, and one end of the clamping column extends into the clamping groove.

Further, the mounting mechanism comprises a limiting groove and a through groove, the through groove is arranged in the middle of the fixed sleeve ring, one end of the injection cylinder penetrates through the through groove and extends to one side of the fixed sleeve ring, the number of the limiting grooves is two, the two limiting grooves are arranged in the fixed sleeve ring and located on two sides of the through groove, limiting blocks are arranged in the limiting grooves, the top ends of the limiting blocks are connected with the bottom of the mounting piece, a fixed groove is arranged in one side of the fixed sleeve ring, which is located on the mounting mechanism, an inner cavity of the fixed groove is rotationally connected with a threaded rod, the outer side of the threaded rod is in threaded connection with a push block, one end of the push block is provided with a fixed column, one side of the limiting block is provided with a column groove, one end of the fixed column extends to the inside the column groove, and one side of the fixed sleeve ring, which is located on the fixed groove, is provided with a support cavity, an inner gear ring is rotatably connected to the bottom of the inner cavity of the supporting cavity, an outer gear ring is arranged on one side of the inner gear ring, a connecting rod is rotatably connected to the bottom of the inner cavity of the supporting cavity, a first gear is sleeved on the outer side of the connecting rod and matched with the inner gear ring, a fixed rod is rotatably connected to the bottom of the inner cavity of the supporting cavity, a second gear is sleeved on the outer side of the fixed rod and matched with the outer gear ring, one end of a threaded rod extends into the supporting cavity and is sleeved with a first bevel gear, a second bevel gear is sleeved on the outer side of the connecting rod and meshed with the first bevel gear, a connecting cylinder is arranged at the top of the fixed sleeve ring, a connecting cavity is formed in the connecting cylinder, a connecting column is slidably connected in the connecting cavity, a rack is arranged on one side of the connecting column, and the top end of the fixed rod extends into the connecting cavity and is sleeved with a third gear, the connecting cylinder is characterized in that a moving cavity is formed in the connecting cylinder and located above the connecting cavity, a return spring is arranged on one side of the inner cavity of the moving cavity, a sliding block is arranged on one side of the return spring, the bottom end of the sliding block is connected with one end of a connecting column, and one end of the connecting column extends to the outer side of the connecting cylinder and is provided with a pull ring.

Further, the detection mechanism comprises a sliding chute, one side of the fixed cylinder, which is positioned in the fixed cavity, is provided with the sliding chute, a trigger piece is arranged at one side of the push plate and positioned in the sliding groove, a plurality of detection grooves are respectively arranged at one side of the fixed cylinder and one side of the sliding groove, the interior of the detection groove is connected with a trigger column in a sliding way, one side of the fixed cylinder and one side of the detection groove are provided with mounting plates, one end of the mounting plate extends into the detection groove and is provided with a pressure sensor, a limiting groove is arranged in the fixed cylinder and positioned above and below the detection groove, one side of the inner cavity of the limiting groove is provided with a connecting spring, one end of the connecting spring is provided with a limiting block, one end of the limiting block is connected with one end of the triggering column, and a plurality of indicating lamps are arranged on the surface of the fixed cylinder.

Further, fixed establishment includes the installation cavity, the installation cavity has all been seted up to the top and the below that fixed section of thick bamboo is inside and is located the detection groove, the mounting hole has all been seted up to one side of fixed section of thick bamboo and the one side that is located the installation cavity, the mounting has all been placed to the inside mounting that is located of mounting hole, the one end of mounting all is connected with one side of mounting panel, one side of installation cavity inner chamber all is provided with fixed spring, fixed spring's one end all is provided with the movable plate, the one end of movable plate all is provided with the fastener, the one end of fastener all extends to inside the mounting, one side of movable plate and the both sides that are located the fastener all are provided with first electro-magnet, the bottom of installation cavity inner chamber and the both sides that are located the fastener all are provided with the second electro-magnet.

Furthermore, one side of the fixed cylinder is provided with a control panel.

The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:

according to the invention, by loosening the pull ring, the moving cavity pushes the sliding block to move at the moment, so that the connecting column drives the rack to reset and move, the third gear resets and rotates, the push block pushes one end of the fixing column to be inserted into the column groove, the electric injection mechanism and the injection structure can be quickly connected or detached, the electric injection mechanism can discharge liquid medicine at a constant speed, meanwhile, when the push plate moves, the trigger piece is driven to move, so that the trigger piece is in contact with the trigger column, the trigger piece pushes the trigger column to move towards the inside of the detection groove, one end of the trigger column is in contact with the detection end of the pressure sensor, at the moment, the corresponding indicator lamp is lighted, and an operator can easily control the amount of liquid medicine injected by the injection structure by observing the lighted amount of the indicator lamp.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a first partial schematic view of the present invention;

FIG. 4 is a second partial schematic view of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of FIG. 3 at B in the present invention;

FIG. 7 is an enlarged view of FIG. 4 at C.

Reference numerals: 1. an injection structure; 11. an injection tube; 12. a piston rod; 13. a fixing ring; 14. a mounting member; 2. an electric injection mechanism; 21. a fixed collar; 22. a fixed cylinder; 23. a fixed cavity; 24. a first servo motor; 25. a threaded shaft; 26. pushing the plate; 3. a connecting mechanism; 31. a mounting seat; 32. mounting grooves; 33. mounting blocks; 34. a card slot; 35. connecting grooves; 36. a moving block; 37. clamping the column; 38. a bidirectional screw rod; 39. a second servo motor; 310. a moving groove; 4. an installation mechanism; 41. a limiting groove; 42. a limiting block; 43. fixing grooves; 44. a push block; 45. a column groove; 46. fixing a column; 47. a support cavity; 48. a connecting rod; 49. a first gear; 410. an inner gear ring; 411. an outer ring gear; 412. fixing the rod; 413. a second gear; 414. a first bevel gear; 415. a second bevel gear; 416. a threaded rod; 417. a connecting cylinder; 418. a connecting cavity; 419. connecting columns; 420. a rack; 421. a moving chamber; 422. a slider; 423. a return spring; 424. a third gear; 425. a pull ring; 426. a through groove; 5. a detection mechanism; 51. a chute; 52. a trigger; 53. a detection tank; 54. a trigger post; 55. mounting a plate; 56. a pressure sensor; 57. defining a slot; 58. a limiting block; 59. a connecting spring; 510. an indicator light; 6. a fixing mechanism; 61. a mounting cavity; 62. fixing the spring; 63. moving the plate; 64. a fastener; 65. mounting holes; 66. a fixing member; 67. a first electromagnet; 68. a second electromagnet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to fig. 1 to 7.

A novel clinical cardiovascular radiography injection device for interventional department comprises an injection structure 1, an electric injection mechanism 2, a connecting mechanism 3, an installation mechanism 4, a detection mechanism 5 and a fixing mechanism 6, wherein the electric injection mechanism 2 is installed at one end of the injection structure 1 through the installation mechanism 4, one end of the electric injection mechanism 2 is connected with one end of the injection structure 1 through the connecting mechanism 3, and the detection mechanism 5 is installed inside the electric injection mechanism 2 through the fixing mechanism 6;

the injection structure 1 comprises an injection tube 11, a piston rod 12, a fixing ring 13 and mounting pieces 14, wherein the piston rod 12 is connected inside the injection tube 11 in a sliding manner, one end of the piston rod 12 extends to the outer side of the injection tube 11 and is provided with the fixing ring 13, and the outer side of the injection tube 11 is provided with the two mounting pieces 14;

electronic injection mechanism 2 is including fixed lantern ring 21, the outside cover of injection structure 1 is equipped with fixed lantern ring 21, the one end of fixed lantern ring 21 is provided with solid fixed cylinder 22, gu fixed cylinder 22 is inside to be seted up fixed chamber 23, gu fixed chamber 23 inner chamber rotates and is connected with threaded spindle 25, gu fixed cylinder 22's one end is provided with first servo motor 24, first servo motor 24's output is connected with threaded spindle 25's one end, threaded spindle 25's outside threaded connection has push pedal 26.

When carrying out the operation, the output of second servo motor 39 drives two-way lead screw 38 and rotates, make movable block 36 promote the one end of card post 37 and insert inside draw-in groove 34, insert the one end of injection structure 1 into the liquid medicine, the output of first servo motor 24 drives screw shaft 25 antiport, make push pedal 26 drive installed part 14 through mount pad 31 and remove, make piston rod 12 remove, with inside the liquid medicine suction to injection tube 11, then be connected the one end of injection tube 11 with the pipe, then the output of first servo motor 24 drives screw shaft 25 and rotates, make push pedal 26 promote mount pad 31 and remove, make piston rod 12 promote the inside liquid medicine of injection tube 11 and get into inside the pipe.

The invention can complete the injection of the cardiovascular radiography and can also solve the problem that the liquid medicine can not be discharged at a constant speed in the prior art.

Specifically, coupling mechanism 3 includes mount pad 31, mount pad 31 installs the top at push pedal 26, the top of mount pad 31 extends to the top of solid fixed cylinder 22, mounting groove 32 has been seted up at the top of mount pad 31, mounting block 33 has been placed to mounting groove 32 inside, the top of mounting block 33 is connected with the bottom of solid fixed ring 13, mounting pad 31 has seted up the shifting chute 310 inside, inside its both sides that are located mounting groove 32 of mount pad 31 have all seted up the spread groove 35, one side of shift chute 310 inner chamber is provided with second servo motor 39, the output of second servo motor 39 is provided with two-way lead screw 38, the equal threaded connection in position that two-way lead screw 38 outside screw direction is opposite has movable block 36, the top of movable block 36 all extends to inside the spread groove 35, one side of movable block 36 all is provided with card post 37, draw-in groove 34 has all been seted up to one side that mounting block 33 is close to card post 37, the one end of card post 37 all extends to inside draw-in groove 34.

The output end of the second servo motor 39 drives the bidirectional screw rod 38 to rotate, so that the moving block 36 pushes one end of the clamping column 37 to be inserted into the clamping groove 34, and the mounting seat 31 is connected with the mounting piece 14.

Specifically, the mounting mechanism 4 includes a limiting groove 41 and a through groove 426, the through groove 426 is disposed in the middle of the fixing sleeve ring 21, one end of the syringe 11 passes through the through groove 426 and extends to one side of the fixing sleeve ring 21, the number of the limiting grooves 41 is two, the two limiting grooves 41 are disposed in the fixing sleeve ring 21 and located on two sides of the through groove 426, limiting blocks 42 are disposed in the limiting grooves 41, the top ends of the limiting blocks 42 are connected to the bottom of the mounting member 14, a fixing groove 43 is disposed on one side of the fixing sleeve ring 21 located in the mounting mechanism 4, a threaded rod 416 is rotatably connected to an inner cavity of the fixing groove 43, a push block 44 is rotatably connected to the outer side of the threaded rod 416, a fixing column 46 is disposed at one end of the push block 44, a column groove 45 is disposed on one side of the limiting block 42, one end of the fixing column 46 extends to the inside of the column groove 45, a supporting cavity 47 is disposed on one side of the fixing sleeve ring 21 located in the fixing groove 43, an inner gear ring 410 is rotatably connected to the bottom of an inner cavity of the support cavity 47, an outer gear ring 411 is arranged on one side of the inner gear ring 410, a connecting rod 48 is rotatably connected to the bottom of the inner cavity of the support cavity 47, a first gear 49 is sleeved on the outer side of the connecting rod 48, the first gear 49 is matched with the inner gear ring 410, a fixing rod 412 is rotatably connected to the bottom of the inner cavity of the support cavity 47, a second gear 413 is sleeved on the outer side of the fixing rod 412, the second gear 413 is matched with the outer gear ring 411, one end of a threaded rod 416 extends into the support cavity 47 and is sleeved with a first bevel gear 414, a second bevel gear 415 is sleeved on the outer side of the connecting rod 48, the second bevel gear 415 is meshed with the first bevel gear 414, a connecting cylinder 417 is arranged on the top of the fixing lantern ring 21, a connecting cavity 418 is arranged inside the connecting cylinder 417, a connecting column 419 is slidably connected inside the connecting cavity 418, a rack 420 is arranged on one side of the connecting column 419, the top end of the fixing rod 412 extends into the connecting cavity 418 and is sleeved with a third gear 424, the connecting cylinder 417 is internally provided with a moving cavity 421 above the connecting cavity 418, one side of the inner cavity of the moving cavity 421 is provided with a return spring 423, one side of the return spring 423 is provided with a sliding block 422, the bottom end of the sliding block 422 is connected with one end of a connecting column 419, and one end of the connecting column 419 extends to the outer side of the connecting cylinder 417 and is provided with a pull ring 425.

When the operation is performed, the pull ring 425 is pulled, so that the pull ring 425 drives the connecting column 419 to move, the connecting column 419 drives the rack 420 to move, the third gear 424 rotates, the fixing rod 412 drives the second gear 413 to rotate, the outer gear 411 and the inner gear 410 rotate, the first gear 49 rotates, the connecting rod 48 rotates, the second bevel gear 415 drives the threaded rod 416 to rotate through the first bevel gear 414, the push block 44 drives the fixing column 46 to move towards the inside of the fixing groove 43, and the fixing cylinder 22 can be taken down.

Specifically, detection mechanism 5 includes spout 51, inside its one side that is located fixed chamber 23 of a fixed section of thick bamboo 22 has seted up spout 51, one side of push pedal 26 just is located the inside trigger 52 that is provided with of spout 51, one side of a fixed section of thick bamboo 22 just is located one side of spout 51 and has all seted up a plurality of and has detected groove 53, detect the inside equal sliding connection in groove 53 and have trigger post 54, one side of a fixed section of thick bamboo 22 just is located one side of detecting groove 53 and all is provided with mounting panel 55, the one end of mounting panel 55 all extends to and detects inside and be provided with pressure sensor 56 of groove 53, fixed section of thick bamboo 22 is inside just is located to detect the top and the below of groove 53 and all sets up limited groove 57, one side of limited groove 57 inner chamber all is provided with coupling spring 59, coupling spring 59's one end all is provided with limiting block 58, limiting block 58's one end all is connected with the one end of triggering post 54, fixed section of thick bamboo 22's surface is provided with a plurality of pilot lamp 510.

When the push plate 26 moves, the trigger 52 is driven to move, so that the trigger 52 contacts with the trigger column 54, the trigger 52 pushes the trigger column 54 to move towards the inside of the detection groove 53, one end of the trigger column 54 touches the detection end of the pressure sensor 56, the corresponding indicator lamp 510 is turned on at the moment, and the operator can obtain the amount of the liquid medicine discharged by the injection structure 1 by observing the number of the turned-on indicator lamps 510.

Specifically, fixing mechanism 6 includes installation cavity 61, installation cavity 61 has all been seted up to the inside top that just is located detection groove 53 and below of fixed section of thick bamboo 22, mounting hole 65 has all been seted up to one side that just is located installation cavity 61 of fixed section of thick bamboo 22, mounting 66 has all been placed to mounting hole 65 inside, the one end of mounting 66 all is connected with one side of mounting panel 55, one side of installation cavity 61 inner chamber all is provided with fixed spring 62, fixed spring 62's one end all is provided with movable plate 63, movable plate 63's one end all is provided with fastener 64, inside fastener 64's one end all extends to mounting 66, one side of movable plate 63 and the both sides that are located fastener 64 all are provided with first electro-magnet 67, the bottom of installation cavity 61 inner chamber and the both sides that are located fastener 64 all are provided with second electro-magnet 68.

If the pressure sensor 56 needs to be maintained, the first electromagnet 67 and the second electromagnet 68 are started, so that a mutual-exclusion magnetic field is generated between the first electromagnet 67 and the second electromagnet 68, the moving plate 63 drives the clamping piece 64 to move towards the inside of the installation cavity 61, then the installation plate 55 is taken down, the pressure sensor 56 is taken out for maintenance or replacement, then the pressure sensor 56 is inserted into the detection groove 53, at this time, the fixing piece 66 is located inside the installation hole 65, then the first electromagnet 67 and the second electromagnet 68 are closed, at this time, the fixing spring 62 pushes the moving plate 63 to move, one end of the clamping piece 64 is inserted into the fixing piece 66, and the installation plate 55 is fixed.

Specifically, a control panel is arranged on one side of the fixed cylinder 22;

when the operation is carried out, the device is convenient to operate through the control panel.

The working principle of the invention is as follows: when the injection syringe is used, the pull ring 425 is pulled, the pull ring 425 drives the connecting column 419 to move, the connecting column 419 drives the rack 420 to move, the third gear 424 rotates, the fixing rod 412 drives the second gear 413 to rotate, the outer gear 411 and the inner gear 410 rotate, the first gear 49 rotates, the connecting rod 48 rotates, the second bevel gear 415 drives the threaded rod 416 to rotate through the first bevel gear 414, the push block 44 drives the fixing column 46 to move towards the inside of the fixing groove 43, the injection syringe 11 is inserted into the through groove 426, the mounting part 14 is located inside the limiting groove 41, then an operator releases the pull ring 425, the moving cavity 421 pushes the sliding block 422 to move at the moment, the connecting column 419 drives the rack 420 to reset and move, the third gear 424 resets and rotates, the push block 44 pushes one end of the fixing column 46 to be inserted into the column groove 45, and then the output end of the first servo motor 24 drives the threaded shaft 25 to rotate, the push plate 26 pushes the mounting seat 31 to move upwards, the mounting block 33 is located inside the mounting groove 32, then the output end of the second servo motor 39 drives the bidirectional screw rod 38 to rotate, the moving block 36 pushes one end of the clamping column 37 to be inserted into the clamping groove 34, one end of the injection structure 1 is inserted into the liquid medicine, the output end of the first servo motor 24 drives the threaded shaft 25 to rotate reversely, the push plate 26 drives the mounting piece 14 to move through the mounting seat 31, the piston rod 12 moves, the liquid medicine is pumped into the injection tube 11, then one end of the injection tube 11 is connected with the catheter, then the output end of the first servo motor 24 drives the threaded shaft 25 to rotate, the push plate 26 pushes the mounting seat 31 to move, and the piston rod 12 pushes the liquid medicine inside the injection tube 11 to enter the catheter;

when the push plate 26 moves, the trigger piece 52 is driven to move, so that the trigger piece 52 is in contact with the trigger post 54, the trigger piece 52 pushes the trigger post 54 to move towards the inside of the detection groove 53, one end of the trigger post 54 is in contact with the detection end of the pressure sensor 56, the corresponding indicator lamp 510 is lighted at the moment, an operator obtains the amount of liquid medicine discharged by the injection structure 1 by observing the quantity of lighted indicator lamps 510, and when the trigger piece 52 is out of contact with the trigger post 54, the connecting spring 59 pushes the limiting block 58 to reset and move, so that the limiting block 58 drives the trigger post 54 to reset and move;

after the use is finished, an operator starts the second servo motor 39, so that the moving block 36 pulls one end of the clamping column 37 to move out of the clamping groove 34, the output end of the first servo motor 24 drives the threaded shaft 25 to rotate reversely, so that the push plate 26 drives the mounting seat 31 to move, when the push plate 26 moves, the trigger 52 is driven to move, so that the trigger 52 contacts with the trigger column 54, the trigger 52 pushes the trigger column 54 to move towards the inside of the detection groove 53, one end of the trigger column 54 contacts with the detection end of the pressure sensor 56, at this time, the corresponding indicator lamp 510 is turned off, then the pull ring 425 is pulled, so that the pull ring 425 drives the connecting column 419 to move, so that the connecting column 419 drives the rack 420 to move, so that the third gear 424 rotates, the fixing rod 412 drives the second gear 413 to rotate, so that the outer gear 411 rotates with the inner gear 410, so that the first gear 49 rotates, and the connecting rod 48 rotates, the second bevel gear 415 drives the threaded rod 416 to rotate through the first bevel gear 414, so that the push block 44 drives the fixed column 46 to move towards the inside of the fixed groove 43, then the syringe 11 is inserted into the through groove 426, so that the mounting part 14 is located inside the limiting groove 41, then the fixed cylinder 22 is taken down, if the pressure sensor 56 needs to be maintained, the first electromagnet 67 and the second electromagnet 68 are started, so that a mutually exclusive magnetic field is generated between the first electromagnet 67 and the second electromagnet 68, so that the moving plate 63 drives the clamping piece 64 to move towards the inside of the mounting cavity 61, then the mounting plate 55 is taken down, so that the pressure sensor 56 is taken out to be maintained or replaced, then the pressure sensor 56 is inserted into the detection groove 53, at this time, the fixing part 66 is located inside the mounting hole 65, then the first electromagnet 67 and the second electromagnet moving plate 68 are closed, at this time, the fixed spring 62 pushes the moving plate 63, so that one end of the clip member 64 is inserted into the inside of the fixing member 66 to fix the mounting plate 55.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A novel clinical cardiovascular angiography injection device for interventional department is characterized by comprising an injection structure (1), an electric injection mechanism (2), a connecting mechanism (3), an installation mechanism (4), a detection mechanism (5) and a fixing mechanism (6), wherein the electric injection mechanism (2) is installed at one end of the injection structure (1) through the installation mechanism (4), one end of the electric injection mechanism (2) is connected with one end of the injection structure (1) through the connecting mechanism (3), and the detection mechanism (5) is installed inside the electric injection mechanism (2) through the fixing mechanism (6);

the injection structure (1) comprises an injection tube (11), a piston rod (12), a fixing ring (13) and mounting pieces (14), wherein the piston rod (12) is connected to the inside of the injection tube (11) in a sliding manner, one end of the piston rod (12) extends to the outer side of the injection tube (11) and is provided with the fixing ring (13), and the outer side of the injection tube (11) is provided with the two mounting pieces (14);

electronic injection mechanism (2) is including fixed lantern ring (21), the outside cover of injection structure (1) is equipped with fixed lantern ring (21), the one end of fixed lantern ring (21) is provided with fixed section of thick bamboo (22), fixed chamber (23) have been seted up to fixed section of thick bamboo (22) inside, fixed chamber (23) inner chamber rotates and is connected with threaded spindle (25), the one end of fixed section of thick bamboo (22) is provided with first servo motor (24), the output of first servo motor (24) is connected with the one end of threaded spindle (25), the outside threaded connection of threaded spindle (25) has push pedal (26).

2. The novel clinical cardiovascular angiography injection device for interventional department according to claim 1, wherein the connecting mechanism (3) comprises a mounting seat (31), the mounting seat (31) is installed on the top of the push plate (26), the top of the mounting seat (31) extends to the upper side of the fixed cylinder (22), a mounting groove (32) is formed in the top of the mounting seat (31), a mounting block (33) is placed inside the mounting groove (32), the top of the mounting block (33) is connected with the bottom of the fixed ring (13), a moving groove (310) is formed in the mounting seat (31), connecting grooves (35) are formed in the mounting seat (31) and located on two sides of the mounting groove (32), a second servo motor (39) is arranged on one side of the inner cavity of the moving groove (310), a bidirectional screw rod (38) is arranged at the output end of the second servo motor (39), the bidirectional screw rod (38) is characterized in that a moving block (36) is connected to the positions, opposite to the outer side thread direction, of the bidirectional screw rod (38) in a threaded mode, the top end of the moving block (36) extends into the connecting groove (35), a clamping column (37) is arranged on one side of the moving block (36), a clamping groove (34) is formed in one side, close to the clamping column (37), of the mounting block (33), and one end of the clamping column (37) extends into the clamping groove (34).

3. The novel clinical cardiovascular angiography injection device for interventional department according to claim 2, wherein the mounting mechanism (4) comprises two limiting grooves (41) and two through grooves (426), the through groove (426) is arranged in the middle of the fixing collar (21), one end of the injection tube (11) passes through the through groove (426) and extends to one side of the fixing collar (21), the number of the limiting grooves (41) is two, the two limiting grooves (41) are arranged in the fixing collar (21) and located on two sides of the through groove (426), the limiting blocks (42) are arranged in the limiting grooves (41), the top ends of the limiting blocks (42) are connected with the bottom of the mounting member (14), one side of the fixing collar (21) located on the mounting mechanism (4) is provided with a fixing groove (43), the inner cavity of the fixing groove (43) is rotatably connected with a threaded rod (416), the outer side of the threaded rod (416) is in threaded connection with a push block (44), one end of the push block (44) is provided with a fixed column (46), one side of the limiting block (42) is provided with a column groove (45), one end of the fixed column (46) extends into the column groove (45), one side, located on the fixed groove (43), of the inside of the fixed lantern ring (21) is provided with a supporting cavity (47), the bottom of the inner cavity of the supporting cavity (47) is rotatably connected with an inner gear ring (410), one side of the inner gear ring (410) is provided with an outer gear ring (411), the bottom of the inner cavity of the supporting cavity (47) is rotatably connected with a connecting rod (48), the outer side of the connecting rod (48) is sleeved with a first gear (49), the first gear (49) is matched with the inner gear ring (410), and the bottom of the inner cavity of the supporting cavity (47) is rotatably connected with a fixed rod (412), the outside cover of dead lever (412) is equipped with second gear (413), second gear (413) cooperatees with outer ring gear (411), the one end of threaded rod (416) extends to and supports the inside and the cover of chamber (47) and is equipped with first bevel gear (414), the outside of connecting rod (48) is all overlapped and is equipped with second bevel gear (415), second bevel gear (415) all is connected with first bevel gear (414) meshing, the top of fixed lantern ring (21) is provided with connecting cylinder (417), connecting chamber (418) has been seted up to connecting cylinder (417) inside, connecting chamber (418) inside sliding connection has spliced pole (419), one side of spliced pole (419) is provided with rack (420), the top of dead lever (412) extends to connecting chamber (418) inside and is equipped with third gear (424), its top that is located connecting chamber (418) inside connecting cylinder (417) has seted up and has moved chamber (421), one side of the inner cavity of the movable cavity (421) is provided with a return spring (423), one side of the return spring (423) is provided with a sliding block (422), the bottom end of the sliding block (422) is connected with one end of a connecting column (419), and one end of the connecting column (419) extends to the outer side of the connecting cylinder (417) and is provided with a pull ring (425).

4. The novel interventional clinical cardiovascular angiography injection device according to claim 1, wherein the detection mechanism (5) comprises a sliding groove (51), the sliding groove (51) is formed in one side of the fixed cylinder (22) which is located in the fixed cavity (23), a trigger (52) is arranged on one side of the push plate (26) and located in the sliding groove (51), a plurality of detection grooves (53) are formed in one side of the fixed cylinder (22) and located in one side of the sliding groove (51), a trigger column (54) is connected in the detection grooves (53) in a sliding manner, a mounting plate (55) is arranged on one side of the fixed cylinder (22) and located in one side of the detection grooves (53), one end of the mounting plate (55) extends into the detection grooves (53) and is provided with a pressure sensor (56), and a limited groove (57) is formed in the fixed cylinder (22) and located above and below the detection grooves (53), one side of the inner cavity of the limiting groove (57) is provided with a connecting spring (59), one end of each connecting spring (59) is provided with a limiting block (58), one end of each limiting block (58) is connected with one end of the trigger column (54), and the surface of the fixed cylinder (22) is provided with a plurality of indicator lamps (510).

5. The novel interventional clinical cardiovascular angiography injection device according to claim 1, wherein the fixing mechanism (6) comprises an installation cavity (61), the installation cavities (61) are respectively formed in the fixed cylinder (22) above and below the detection groove (53), installation holes (65) are respectively formed in one side of the fixed cylinder (22) and one side of the installation cavity (61), fixing members (66) are respectively placed in the installation holes (65), one end of each fixing member (66) is connected with one side of the installation plate (55), a fixed spring (62) is respectively arranged on one side of an inner cavity of the installation cavity (61), a moving plate (63) is respectively arranged at one end of each fixed spring (62), a clamping piece (64) is respectively arranged at one end of each moving plate (63), and one end of each clamping piece (64) extends into the fixing member (66), first electromagnets (67) are arranged on one side of the moving plate (63) and on two sides of the clamping piece (64), and second electromagnets (68) are arranged on the bottom of the inner cavity of the installation cavity (61) and on two sides of the clamping piece (64).

6. The novel interventional clinical cardiovascular angiography injection device according to claim 1, wherein a control panel is provided on one side of the fixed cylinder (22).