An ultrasonic probe based on pressure sensing

Abstract

The application provides an ultrasonic probe based on pressure sensing and belongs to the field of medical equipment. The ultrasonic probe comprises a probe part and a holding part, the holding part is arranged on the probe part, the probe part is an ultrasonic probe, the end part of the probe part is provided with a pressure detection sleeve, the pressure detection sleeve is a silica gel sleeve, the pressure detection sleeve is correspondingly sleeved on the ultrasonic probe, the bottom of the pressure detection sleeve is an arc structure, the inner edge of the pressure detection sleeve is inwardly bent, and the pressure detection sleeve and the ultrasonic probe form a downward pressing limiting table, a pressure sensing sheet is arranged in the pressure detection sleeve, the pressure sensing sheet is equidistantly arranged on the inwardly bent limiting table in the pressure detection sleeve, the pressure sensing sheets are continuously arranged, a guide table is arranged on the outer sidewall of the ultrasonic probe, the guide table is embedded in the pressure detection sleeve, the pressure detection sleeve slides along the guide table, the deflection angle of the probe assembly and the holding part and the holding inclination angle of the holding part are adjusted, the holding part is rotated and adjusted by single-handed pressing, the deflection adjustment angle is flexible and convenient, and the precision is high.

Description

TECHNICAL FIELD

[0001] The application provides an ultrasonic probe based on pressure sensing, and belongs to the field of medical equipment. BACKGROUND

[0002] At present, in the environment of medical detection, an ultrasonic probe is used for examination, due to the conditions of part of patients, the body position is special, and the patients cannot lie down to cooperate with medical staff to perform specified actions, so that the detection cannot be formed, and the medical staff needs to detect by pressing the ultrasonic probe and adjusting the deflection of different angles, but the pressing force has a size problem, the detection of the pressing force cannot be perceived, and the placement of different angles causes the medical staff to have insufficient force, so that the detection result is inaccurate, and the ultrasonic imaging is not clear.

[0003] Publication No. CN211243445U discloses a high-resolution medical ultrasonic probe, which comprises an ultrasonic probe shell, a cavity with an open upper end is arranged in the shell, an acoustic lens is arranged at the cavity opening, a matching layer is arranged below the acoustic lens and is attached to the acoustic lens, a plurality of multi-element transducer array elements are arranged below the matching layer, and a damping pad is arranged below the multi-element transducer array elements; the upper end of the ultrasonic probe shell is arc-shaped, the acoustic lens and the matching layer are arc-shaped structures matched with the upper end arc surface of the ultrasonic probe shell, and the upper parts of the two side surfaces of the ultrasonic probe shell are provided with marks for indicating the use direction.

[0004] Publication No. CN207168515U discloses a medical intracavitary ultrasonic probe, which comprises: a medical intracavitary ultrasonic probe body having a head and a handle connected with the head; and a probe sleeve arranged on the medical intracavitary ultrasonic probe body; the probe sleeve comprises: a sleeve head tightly attached to the head of the medical intracavitary ultrasonic probe body; and a sleeve body tightly attached to the handle of the medical intracavitary ultrasonic probe body.

[0005] The above structure cannot form rapid adjustment of the angle of the probe, the overall detection effect is poor, the force of the medical staff cannot be uniformly transmitted to the human body, and the existing adjustment mechanism is complex and inconvenient for rapid adjustment during examination. SUMMARY

[0006] The ultrasonic probe based on pressure sensing can be quickly deflected to adjust the holding direction of the probe, so that the holding is comfortable, and the ultrasonic probe can be pushed and detected at equal pressure by cooperating with the pressure detection sleeve.

[0007] The application discloses an ultrasonic probe based on pressure sensing, which comprises a probe part and a holding part, the holding part is arranged on the probe part, the probe part is an ultrasonic probe, and a pressure detection sleeve is arranged at the end of the probe part; the pressure detection sleeve is a silica gel sleeve, is correspondingly sleeved on the ultrasonic probe, and has an arc-shaped structure at the bottom, and the inner edge is bent inward to form a lower pressing limiting table with the ultrasonic probe; a pressure sensing sheet is arranged in the pressure detection sleeve, the pressure sensing sheet is equidistantly arranged on the limiting table of the pressure detection sleeve, and the pressure sensing sheets are continuously arranged; a guide table is arranged on the outer sidewall of the ultrasonic probe, the guide table is embedded in the pressure detection sleeve, and the pressure detection sleeve slides along the guide table; a reset spring is arranged between the guide table and the pressure detection sleeve; a plurality of semispherical convex points are arranged at the bottom of the pressure detection sleeve; a holding part is rotatably arranged on the probe part, a rotating assembly is arranged between the holding part and the probe part, the holding part comprises a horizontal handle and a vertical handle, the horizontal handle is flipped relative to the probe part, the vertical handle is arranged at the end of the horizontal handle, and a horizontal handle adjusting assembly is arranged between the root of the horizontal handle and the probe part, and the horizontal handle adjusting assembly is used for adjusting the flipping angle of the horizontal handle.

[0008] The probe part comprises a probe assembly and a pressure detection sleeve; the probe assembly comprises a shell and an ultrasonic detection element; the shell is combined to form a cavity structure, and the ultrasonic detection element is arranged in the cavity; an annular boss is arranged on the outer edge of the shell; the pressure detection sleeve is sleeved on the annular boss; the lower edge of the pressure detection sleeve is bent inward and is correspondingly overlapped on the edge of the shell; the bottom surface of the shell is an arc surface; the bottom surface of the pressure detection sleeve is an arc surface and is the same arc surface as the bottom surface of the shell; an annular groove is arranged on the inner sidewall of the pressure detection sleeve and corresponds to the annular boss; a support spring is arranged between the bottom surface of the annular groove and the bottom surface of the annular boss; and a pressure strain sheet is arranged at the bottom of the pressure detection sleeve.

[0009] A threading hole is arranged at the top of the probe assembly; an annular connecting sleeve is arranged outside the threading hole; the top of the connecting sleeve extends outward to form a hook part; a limiting tooth groove is arranged on the inner wall of the connecting sleeve and extends along the axial direction; the holding part comprises a rotating seat connected with the probe assembly; a rotating assembly is arranged between the rotating seat and the probe assembly; the limiting tooth groove in the connecting sleeve is correspondingly embedded with the rotating assembly; an installation hole is arranged on the rotating seat; a connecting sleeve is arranged in the installation hole; the connecting sleeve is correspondingly sleeved on the connecting sleeve; the rotating seat is rotated relative to the probe assembly; the rotating assembly is fixedly arranged in the rotating seat and extends into the connecting sleeve of the probe assembly; and the end of the rotating assembly arranged in the connecting sleeve is an expandable movable part.

[0010] The holding part comprises a horizontal holding handle hinged on the rotating seat, and a vertical handle arranged at the end of the horizontal holding handle, the rotating seat is provided with a horizontal handle adjusting assembly for adjusting the deflection of the horizontal holding handle, the horizontal handle comprises a fixed seat plate, a horizontal adjusting handle, a toothed roller and a hinge frame, the fixed seat plate is arranged on the rotating seat by screws, the fixed seat plate is provided with a through hole communicating with the rotating seat, one side of the fixed seat plate is provided with the hinge frame, one side of the horizontal adjusting handle is connected to the hinge frame, the horizontal adjusting handle is in close contact with the fixed seat plate, the hinge frame is provided with the toothed roller, the toothed roller is fixedly connected to the horizontal adjusting handle, the horizontal adjusting handle and the fixed seat plate are provided with torsion springs, the fixed plate is in close contact with the horizontal adjusting handle, and the rotating seat is provided with the horizontal handle adjusting assembly corresponding to the toothed roller;

[0011] The horizontal handle adjusting assembly comprises a claw, a handle frame, a driving arm and a torsion spring, the handle frame is arranged on one side of the rotating seat and forms a driving window with the rotating seat, the driving arm is hingedly arranged on the inner side of the handle frame, the driving arm extends along the handle frame, the driving arm and the handle frame are provided with the torsion spring, the claw is arranged on the driving part and extends to the side of the toothed roller, the claw is in meshing connection with the tooth groove on the toothed roller in correspondence, the teeth on the toothed roller are arranged at equal angles, and the deflection angles of each tooth are the same, the inner side of the claw is provided with a gear rack group, and the gear rack group is detachably arranged on the inner side of the claw;

[0012] The rotating assembly comprises a rotating shaft and a pulling rod, one end of the rotating shaft is fixedly arranged on the rotating seat and extends into the probe assembly along the rotating seat, the side wall of the rotating shaft is provided with an expansion slot, and the pulling rod is arranged in the rotating seat in a diagonal manner and penetrates the rotating shaft in correspondence, the pulling rod is of variable diameter and has a larger diameter on the side of the expansion slot of the rotating shaft in correspondence, the pulling rod moves in the axial direction to expand the rotating rod, and the rotating rod is supported and positioned along the expansion slot and the probe assembly;

[0013] The rotating shaft is of a hollow structure and is provided with outer clamping teeth on the outer side, the rotating rod is provided with an expansion slot penetrating the wall thickness, the top of the expansion slot is provided with a diagonal circular hole for guiding the pulling rod, and the bottom of the diagonal circular hole is provided with a groove penetrating to the end of the rotating rod;

[0014] The side wall of the pulling rod is provided with a mounting groove, the pulling rod is provided with an internal thread hole, the expansion block is inserted into the mounting groove in correspondence and is fixed by a stud, the expansion block is provided with a plate body inserted into the mounting groove, the plate body is provided with a through hole corresponding to the internal thread hole, the top surface of the expansion block is of a conical surface structure and is eccentrically arranged with the pulling rod, the pulling rod is provided with a limiting ring, a mounting stud is sleeved on the pulling rod, a fixing ring is screw-connected to the mounting stud and fixes the limiting ring on the pulling rod, a supporting spring is arranged in the mounting stud, the pulling rod is provided with a pressing buckle, and the mounting stud is screw-connected to the rotating seat;

[0015] The top of the rotating shaft is provided with an end body, the end body is embedded in the rotating seat and is integrally arranged with the rotating seat.

[0016] The extension block is symmetrically provided with pulling rods on both sides, the rotary rod is made of plastic material and is provided with a rubber extension sleeve on the surface; further, a plurality of independent channels are arranged between the pressure detection sleeve and the probe assembly, a plurality of wing plates are arranged on the side wall of the probe assembly, the wing plates are correspondingly arranged in the independent channels, gas is arranged in the independent channels, the wing plates and the independent channels form an air spring group, and a gas pressure sensor is arranged in the independent channels.

[0017] Beneficial effects:

[0018] I. Adjust the deflection angle of the probe assembly and the holding part, and the holding angle of the holding part;

[0019] II. Single-handed pressing is used for rotary adjustment of the holding part, the deflection adjustment angle is flexible and convenient, and the precision is high;

[0020] III. The hand synchronously holds the driving arm in the pull handle frame, the holding angle adjustment of the transversely arranged adjusting handle is formed, and the overall multi-angle

[0021] Adjust the holding, and flexibly adhere to different positions for ultrasonic detection;

[0022] IV. Simple structure and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a perspective view of an ultrasonic probe based on pressure sensing.

[0024] Figure 2 It is a structural schematic view of an ultrasonic probe based on pressure sensing.

[0025] Figure 3 It is a structural schematic view of a transversely arranged handle adjusting assembly of an ultrasonic probe based on pressure sensing.

[0026] Figure 4 It is a perspective view of an ultrasonic probe rotary assembly based on pressure sensing.

[0027] Figure 5 It is a structural schematic view of an ultrasonic probe rotary assembly based on pressure sensing.

[0028] Figure 6 It is a perspective view of an ultrasonic probe rotary assembly based on pressure sensing.

[0029] IN THE DRAWINGS:

[0030] 1, swivel seat; 2, transverse adjustment handle; 3, anti-skid rubber sleeve; 4, vertical handle; 5, connecting line; 6, probe assembly; 7, pressure detection sleeve; 8, swivel assembly; 9, fixed seat plate; 10, transverse handle adjustment assembly; 11, toothed roller; 12, clamping jaw; 13, pull handle frame; 14, driving arm; 15, torsion spring; 80, swivel shaft; 81, mounting screw sleeve; 82, pull rod; 83, stud; 84, expansion block; 85, fixing ring; 86, supporting spring; 801, outer clamping tooth; 802, expansion slot; 803, end body; 820, mounting groove. DETAILED DESCRIPTION

[0031] The application will be further described below with reference to the drawings.

[0032] The application is realized in the following way. The application is an ultrasonic probe based on pressure sensing, which comprises a probe part and a holding part. The holding handle is arranged on the probe part. The probe part is an ultrasonic probe, and the end part is provided with a pressure detection sleeve 7. The pressure detection sleeve 7 is a silica gel sleeve, which is correspondingly sleeved on the ultrasonic probe. The bottom of the pressure detection sleeve 7 is arc-shaped, and the inner edge is inwardly bent. The pressure detection sleeve 7 and the ultrasonic probe form a lower pressing limiting platform. A pressure sensing sheet is arranged in the pressure detection sleeve 7. The pressure sensing sheets are equidistantly arranged on the inwardly bent limiting platform in the pressure detection sleeve 7. The pressure sensing sheets are continuously arranged. The outer sidewall of the ultrasonic probe is provided with a guide platform, which is embedded in the pressure detection sleeve 7. The pressure detection sleeve 7 slides along the guide platform. A return spring is arranged between the guide platform and the pressure detection sleeve 7. A plurality of semispherical convex points are arranged on the bottom of the pressure detection sleeve 7. The holding part is swivelingly arranged on the probe part. A swivel assembly 8 is arranged between the holding part and the probe part. The holding part comprises a transverse handle and a vertical handle 4. The transverse handle is flipped relative to the probe part. The vertical handle 4 is arranged at the end of the transverse handle. The transverse handle root and the probe part are provided with a transverse handle adjustment assembly 10, which forms the flip adjustment of the transverse handle to adjust the holding angle.

[0033] The probe part comprises a probe assembly 6 and a pressure detection sleeve 7. The probe assembly comprises a shell and an ultrasonic detection element. The shell is combined to form a cavity structure. The ultrasonic detection element is arranged in the cavity. The outer edge of the shell is provided with an annular boss. The pressure detection sleeve 7 is sleeved on the annular boss. The lower edge of the pressure detection sleeve 7 is inwardly bent and correspondingly overlapped on the edge of the shell. The bottom surface of the shell is arc-shaped. The bottom surface of the pressure detection sleeve 7 is arc-shaped and is the same arc surface as the bottom surface of the shell. The inner sidewall of the pressure detection sleeve 7 is provided with an annular groove, which corresponds to the annular boss. A supporting spring 86 is arranged between the bottom surface of the annular groove and the bottom surface of the annular boss. The bottom of the pressure detection sleeve 7 is provided with a pressure strain sheet.

[0034] The probe assembly 6 is provided with a threading hole at the top, and an annular connecting sleeve is arranged outside the threading hole. The connecting sleeve extends outward to form a hook at the top. Limiting tooth grooves are arranged on the inner wall of the connecting sleeve and extend along the axial direction. The holding part includes a rotary seat 1 connected with the probe assembly 6. A rotary assembly 8 is arranged between the rotary seat 1 and the probe assembly 6. The limiting tooth grooves in the connecting sleeve correspondingly fit with the rotary assembly 8. An installation hole is arranged on the rotary seat 1, and a connecting sleeve is arranged in the installation hole. The connecting sleeve corresponds to the sleeve and is arranged on the connecting sleeve. The rotary seat 1 rotates relative to the probe assembly 6. The rotary assembly 8 is fixedly arranged in the rotary seat 1 and extends into the connecting sleeve of the probe assembly 6. The end of the rotary assembly 8 arranged in the connecting sleeve is an expandable movable part.

[0035] The holding part includes a horizontal holding handle hingedly arranged on the rotary seat 1 and a vertical handle 4 arranged at the end of the horizontal holding handle. A horizontal handle adjusting assembly 10 is arranged on the rotary seat 1 and adjusts the deflection of the horizontal holding handle. The horizontal handle includes a fixed seat plate 9, a horizontal adjusting handle 2, a tooth roller 11, and a hinged frame. The fixed seat plate 9 is arranged on the rotary seat 1 by screws. The fixed seat plate 9 is provided with a threading hole and communicates with the rotary seat 1. A hinged frame is arranged on one side of the fixed seat plate 9. The horizontal adjusting handle 2 is connected to the hinged frame on one side. The horizontal adjusting handle 2 is in close contact with the fixed seat plate 9. The tooth roller 11 is arranged between the hinged frames. The tooth roller 11 is fixedly connected to the horizontal adjusting handle 2. A torsion spring 15 is arranged between the horizontal adjusting handle 2 and the fixed seat plate 9. The fixed plate is in close contact with the horizontal adjusting handle 2. The rotary seat 1 is provided with a horizontal handle adjusting assembly 10 corresponding to the tooth roller 11.

[0036] The horizontal handle adjusting assembly 10 includes a claw 12, a pull handle frame 13, a driving arm 14, and a torsion spring 15. The pull handle frame 13 is arranged on one side of the rotary seat 1 and forms a driving window with the rotary seat 1. The driving arm 14 is hingedly arranged inside the pull handle frame 13. The driving arm 14 extends along the pull handle frame 13. The driving arm 14 and the pull handle frame 13 are provided with a torsion spring 15. The claw 12 is arranged on the driving part and extends to the side of the tooth roller 11. The claw 12 and the tooth groove on the tooth roller 11 correspondingly engage. The teeth on the tooth roller 11 are arranged at equal angles. Each tooth has the same deflection angle. A gear rack group is arranged inside the claw 12. The gear rack group is detachably arranged inside the claw 12.

[0037] The rotary assembly 8 includes a rotary shaft 80 and a pulling rod 82. One end of the rotary shaft 80 is fixedly arranged on the rotary seat 1 and extends into the probe assembly 6 along the rotary seat 1. An expansion slot 802 is arranged on the side wall of the rotary shaft 80. The pulling rod 82 is obliquely arranged in the rotary seat 1 and corresponds to the rotary shaft 80. The pulling rod 82 is a variable diameter result and corresponds to the side of the expansion slot 802 of the rotary shaft 80. The diameter of the pulling rod 82 is larger. The pulling rod 82 moves along the axial direction to expand the rotary rod. The rotary rod expands along the expansion slot 802 and forms a supporting and positioning with the probe assembly 6.

[0038] The rotating shaft 80 is a hollow structure, and the outer side is provided with outer clamping teeth 801, and the rotating rod is provided with an expansion slot 802 penetrating the wall thickness, the top of the expansion slot 802 is provided with a slanted circular hole for guiding the pulling rod 82, and the bottom of the slanted circular hole is provided with a groove penetrating to the end of the rotating rod;

[0039] The side wall of the pulling rod 82 is provided with a mounting groove 820, the pulling rod 82 is provided with an internal threaded hole, the expansion block 84 is correspondingly inserted into the mounting groove 820 and fixed by the stud 83, the expansion block 84 is provided with a plate body inserted into the mounting groove 820, the plate body is provided with a through hole corresponding to the internal threaded hole, the top surface of the expansion block 84 is a conical surface structure and is eccentrically arranged with the pulling rod 82, the pulling rod 82 is provided with a limiting ring, the mounting screw sleeve 81 is sleeved on the pulling rod 82, the fixing ring 85 is screwed on the mounting screw sleeve 81 and fixes the limiting ring on the pulling rod 82, the supporting spring 86 is arranged in the mounting screw sleeve 81, the pulling rod 82 is provided with a pressing buckle, and the mounting screw sleeve 81 is screwed on the rotating seat 1;

[0040] The top of the rotating shaft 80 is provided with an end body 803, the end body 803 is embedded in the rotating seat 1 and is integrally arranged with the rotating seat 1;

[0041] The expansion block 84 is symmetrically arranged on both sides of the pulling rod 82, the rotating rod is made of plastic material and is provided with a rubber expansion sleeve on the surface;

[0042] Further, a plurality of independent channels are arranged between the pressure detection sleeve 7 and the probe assembly 6, a plurality of wing plates are arranged on the side wall of the probe assembly 6, the wing plates are correspondingly arranged in the independent channels, gas is arranged in the independent channels, the wing plates and the independent channels form an air spring group, and an air pressure sensor is arranged in the independent channel.

[0043] The above describes the present application and its embodiments, which are not limited, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired thereby, without departing from the purpose of the present application, without creative design, similar structure and embodiments of the technical solution can be designed, which should belong to the protection scope of the present application.

Claims

1. An ultrasonic probe based on pressure sensing, characterized in that: Includes a probe part and a grip part. The grip part is movably placed on the probe part. The probe part is an ultrasonic probe, and a pressure detection sleeve (7) is provided at the end. The pressure detection sleeve (7) is a silicone sleeve, which is placed on the ultrasonic probe. The bottom of the pressure detection sleeve (7) is an arc-shaped structure, and the inner edge is bent inward to form a pressure limiting platform with the ultrasonic probe. A pressure sensing plate is provided inside the pressure detection sleeve (7). The pressure sensing plates are equidistantly placed on the bending limiting platform inside the pressure detection sleeve (7). The pressure sensing plates are continuously arranged. A guide platform is provided on the outer wall of the ultrasonic probe. The guide platform is embedded in the pressure detection sleeve (7). 7) Inside, the pressure detection sleeve (7) slides along the guide platform. A reset spring is provided between the guide platform and the pressure detection sleeve (7). Multiple hemispherical protrusions are provided at the bottom of the pressure detection sleeve (7). The grip is rotated and placed on the probe. A rotating assembly (8) is provided between the grip and the probe. The grip includes a horizontal handle and a vertical handle (4). The horizontal handle is flipped relative to the probe. The vertical handle (4) is placed at the end of the horizontal handle. A horizontal handle adjustment assembly (10) is provided at the root of the horizontal handle and the probe. The horizontal handle adjustment assembly (10) forms a flip adjustment grip angle for the horizontal handle.

2. The ultrasonic probe based on pressure sensing according to claim 1, characterized in that: The probe part includes a probe assembly (6) and a pressure detection sleeve (7). The probe assembly includes a housing and an ultrasonic detection element. The housing is assembled to form a cavity structure. The ultrasonic detection element is placed in the cavity. An annular boss is provided on the outer edge of the housing. The pressure detection sleeve (7) is fitted on the annular boss. The lower edge of the pressure detection sleeve (7) is bent inward and overlaps on the edge of the housing. The bottom surface of the housing is an arc surface. The bottom surface of the pressure detection sleeve (7) is an arc surface and is the same arc surface as the bottom surface of the housing. An annular groove is provided on the inner side wall of the pressure detection sleeve (7) and corresponds to the annular boss. A support spring (86) is provided between the bottom surface of the annular groove and the bottom surface of the annular boss. A pressure strain gauge is provided at the bottom of the pressure detection sleeve (7).

3. The ultrasonic probe based on pressure sensing according to claim 2, characterized in that: The probe assembly (6) has a thread hole at the top and an annular connecting sleeve on the outside of the thread hole. The top of the connecting sleeve extends outward to form a hook. The inner wall of the connecting sleeve has a limiting tooth groove that extends axially. The gripping part includes a rotary seat (1) connected to the probe assembly (6). A rotary assembly (8) is provided between the rotary seat (1) and the probe assembly (6). The limiting tooth groove in the connecting sleeve and the rotary assembly (8) are fitted together. The rotary seat (1) has an installation hole. A connecting sleeve is provided in the installation hole. The connecting sleeve is placed on the connecting sleeve. The rotary seat (1) rotates relative to the probe assembly (6). The rotary assembly (8) is fixedly placed in the rotary seat (1) and extends into the connecting sleeve of the probe assembly (6). The end of the rotary assembly (8) placed in the connecting sleeve is an expandable movable part.

4. The ultrasonic probe based on pressure sensing according to claim 1, characterized in that: The gripping part includes a horizontal handle hinged to a rotary seat (1) and a vertical handle (4) located at the end of the horizontal gripping handle. The rotary seat (1) is provided with a horizontal handle adjustment assembly (10) for deflection adjustment of the horizontal gripping handle. The horizontal handle includes a fixed base plate (9), a horizontal adjustment handle (2), a toothed roller (11), and a hinge frame. The fixed base plate (9) is placed on the rotary seat (1) by screws. The fixed base plate (9) is provided with a wire hole and communicates with the rotary seat (1). 9) A hinge frame is provided on one side, and the horizontal adjustment handle (2) is connected to the hinge frame on one side. The horizontal adjustment handle (2) and the fixed seat plate (9) are in contact. A toothed roller (11) is provided between the hinge frames. The toothed roller (11) and the horizontal adjustment handle (2) are fixedly connected. A torsion spring (15) is provided between the horizontal adjustment handle (2) and the fixed seat plate (9). The fixed plate and the horizontal adjustment handle (2) are in contact. A horizontal handle adjustment component (10) corresponding to the toothed roller (11) is provided on the rotary seat (1).

5. The ultrasonic probe based on pressure sensing according to claim 4, characterized in that: The horizontal handle adjustment assembly (10) includes a pawl (12), a handle frame (13), a drive arm (14), and a torsion spring (15). The handle frame (13) is placed on one side of the rotary seat (1) and forms a drive window between it and the rotary seat (1). The drive arm (14) is hinged to the inside of the handle frame (13) and extends along the handle frame (13). A torsion spring (15) is provided between the drive arm (14) and the handle frame (13). The pawl (12) is placed on the drive unit and extends toward the toothed roller (11). The tooth grooves on the pawl (12) and the toothed roller (11) mesh with each other. The teeth on the toothed roller (11) are set at equal angles, and each tooth has the same deflection angle. A rack assembly is provided inside the pawl (12), and the rack assembly is detachably placed inside the pawl (12).

6. The ultrasonic probe based on pressure sensing according to claim 1, characterized in that: The rotary assembly (8) includes a rotary shaft (80) and a pull rod (82). One end of the rotary shaft (80) is fixed on the rotary seat (1) and extends along the rotary seat (1) into the probe assembly (6). An expansion slot (802) is provided on the side wall of the rotary shaft (80). The pull rod (82) is placed obliquely in the rotary seat (1) and passes through the rotary shaft (80). The pull rod (82) is a variable diameter structure, and the diameter on the side corresponding to the expansion slot (802) of the rotary shaft (80) increases. The pull rod (82) moves axially to expand the rotary rod. The rotary rod expands along the expansion slot (802) and forms a support and positioning with the probe assembly (6).

7. An ultrasonic probe based on pressure sensing according to claim 6, characterized in that: The rotating shaft (80) is a hollow structure, and an external clamping tooth (801) is provided on the outer side. An expansion slit (802) penetrating the wall thickness is provided on the rotating rod. An oblique circular hole for guiding the traction rod (82) is provided at the top of the expansion slit (802), and a groove is provided at the bottom of the oblique circular hole to the end of the rotating rod.

8. An ultrasonic probe based on pressure sensing according to claim 6, characterized in that: The pull rod (82) has a mounting groove (820) on its side wall. The pull rod (82) has an internal threaded hole. The expansion block (84) is inserted into the mounting groove (820) and fixed by a stud (83). The expansion block (84) has a plate that is inserted into the mounting groove (820). The plate has a through hole corresponding to the internal threaded hole. The top surface of the expansion block (84) is a conical structure and is eccentrically set with the pull rod (82). The pull rod (82) has a limit ring. The mounting sleeve (81) is fitted onto the pull rod (82). The fixing ring (85) is screwed onto the mounting sleeve (81) and fixes the limit ring on the pull rod (82). The support spring (86) is placed inside the mounting sleeve (81). The pull rod (82) has a press buckle. The mounting sleeve (81) is screwed onto the rotary seat (1).

9. An ultrasonic probe based on pressure sensing according to claim 8, characterized in that: The top of the rotary shaft (80) is provided with an end body (803), which is embedded in the rotary seat (1) and is fused with the rotary seat (1). The two sides of the pull rod (82) are symmetrically provided with extension blocks (84). The rotary rod is made of plastic and has a rubber extension sleeve on its surface.

10. An ultrasonic probe based on pressure sensing according to claim 1, characterized in that: Multiple independent channels are provided between the pressure detection sleeve (7) and the probe assembly (6). Multiple wing plates are provided on the side wall of the probe assembly (6). The wing plates are placed in the independent channels. Gas is provided in the independent channels. The wing plates and independent channels are combined to form an air spring assembly. A pressure sensor is provided in the independent channels.

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