CN113456407A

CN113456407A - Breathe internal medicine and be used for children's bronchoscope and detect bed

Info

Publication number: CN113456407A
Application number: CN202110701670.6A
Authority: CN
Inventors: 汪亦辰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-10-01

Abstract

The invention discloses a bronchoscope detection bed for children in respiratory medicine, which comprises a support frame and the like; the bed frame is connected between the upper parts of the support frames, a first bed board is connected to the left side of the middle part of the bed frame, and a second bed board is rotatably connected to the right side of the middle part of the bed frame. The bronchoscope detection bed for children in respiratory medicine disclosed by the invention has the advantages that the head of a user can be conveniently fixed, the influence of the head disorder of the user on detection is avoided, the forehead of the user is easily pressed, the head of the user is further fixed, the protective guard is automatically driven to ascend, and the protective effect is achieved, so that the user is prevented from falling down.

Description

Breathe internal medicine and be used for children's bronchoscope and detect bed

Technical Field

The invention relates to a detection bed, in particular to a bronchoscope detection bed for children in respiratory medicine.

Background

Bronchoscope detection means that a long and thin bronchoscope is placed into the lower respiratory tract of a patient through the mouth or the nose, lesions of the trachea and the bronchus are directly observed, corresponding examination and treatment are carried out according to the lesions, and the patient needs to lie on a detection bed to complete detection in cooperation with a doctor.

Current bronchoscope detects bed, generally can tie up the user firmly fixedly, then automatic lifting user head and back make things convenient for bronchoscope to detect, however in the testing process, the user usually can be because of uncomfortable strong reaction, especially children, if head and truck rock by a wide margin, influence subsequent detection easily, if need people manually press fixed user, consume the manpower, also comparatively troublesome.

Therefore, there is a need to develop a bronchoscope examination bed for children, which can tighten and fix the head and the back of a user, automatically lift the head and the back of the user, automatically clamp the head of the user, further press the forehead of the user, and automatically lift the protective guard to prevent the user from falling down.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the bronchoscope detection bed for children, which can tie up and fix a user, automatically lift the head and the back of the user, automatically clamp the head of the user, further press the forehead of the user, and automatically lift the protective guard to avoid the respiratory medicine fallen down by the user.

The purpose of the invention can be achieved by adopting the following technical scheme:

first aspect, a breathe internal medicine and be used for children's bronchoscope and detect bed, including support frame, bedstead, first bed board, second bed board, lifting mechanism and fixed establishment, be provided with altogether: the support frame is provided with two support frames; the upper parts of the supporting frames are connected with the bedstead; the bed comprises a bed frame, a bed frame and a bed frame, wherein one side of the middle part of the bed frame is connected with a first bed plate; a second bed board is rotatably connected to one side of the middle part of the bed frame; the lifting mechanism is arranged at the lower part of the second bed plate; the fixing mechanism is arranged on the upper portion of the first bed board, and the fixing mechanism is arranged between the upper portion of the second bed board and the bed frame.

Further, the lifting mechanism includes: the guide rails are symmetrically connected to one side of the lower part of the second bed plate; the inner sides of the guide rails are connected with the rollers in a sliding manner; the connecting plates are rotatably connected between the two sides of the roller; the fixing seats are symmetrically connected to one side of the lower part of the bedstead; the lower part of the fixed seat is connected with the fixed shaft, and one side of the connecting plate is rotatably connected with the fixed shaft; the connecting rod is connected between one sides of the connecting plates; the middle part of the connecting rod is rotatably connected with the rotating sleeve; the middle of one side of the lower part of the second bed board is provided with the electric push rod, and one side of the telescopic rod of the electric push rod is connected with the rotating sleeve.

Further, the fixing mechanism includes: the middle of one side of the upper part of the first bed board and the upper part of the second bed board are both connected with elastic belts; one side of each elastic belt is connected with an elastic clamping block; the clamping grooves are connected to one side of the lower portion of the bed frame and one side of the upper portion of the second bed board, and the elastic clamping blocks are matched with the clamping grooves on the same side.

Further, still including spacing subassembly, spacing subassembly is including: the mounting seat is symmetrically connected with one side of the lower part of the bedstead; the lower part of the mounting seat is rotatably connected with a rotating rod; the middle of one side of the lower part of the second bed board is connected with a protective frame; the inner side of the protective frame is rotatably connected with a first gear, the middle part of the rotating rod is also connected with the first gear, and the first gears on the two sides are mutually meshed; one side of the rotating rod is connected with a rotating wheel; one side of the lower part of the second bed board is symmetrically connected with the fixed block; the inner sides of the lower parts of the fixed blocks are connected with the screw rods through threads, and the inner sides of the screw rods are connected with the first gear transmission shaft on the upper side; the screw rods are connected with the mounting blocks in a sliding manner through threads, and the mounting blocks are connected with the second bed board in a sliding manner; the inner sides of the upper parts of the mounting blocks are connected with the limiting sponge plates.

Further, still including pressing the subassembly, pressing the subassembly and including: the upper part of one side of the second bed board is connected with the installation box; the lower side in the installation box is rotatably connected with a rotating shaft; the middle part of the rotating shaft is connected with a pressing seat; one side of the rotating shaft is connected with a second gear; the middle of one side in the installation box is connected with a connecting block; the two sides of the connecting block are both connected with sliding rods in a sliding manner; springs are connected between the sliding rods and the connecting blocks; the first rack is connected between the lower sides of the sliding rods and matched with the second gear; the pull rod is connected between one side of the upper part of the slide rod and is connected with the installation box in a sliding manner.

Further, still including the protection subassembly, the protection subassembly includes: the guide frames are symmetrically connected to both sides of the lower part of the bed frame; guard rails are connected between the guide frames on the two sides in a sliding manner; the inner sides of the lower parts of the guard rails are connected with guide rails; the inner sides of the guide rails are connected with pulleys in a sliding manner; the inner sides of the pulleys are rotatably connected with connecting rods; the middle of the lower part of the bedstead is rotatably connected with a rotating ring, and the inner sides of the connecting rods are connected with the rotating ring; the two sides of the rotating ring transmission shaft are both connected with a third gear; the protection plate, bedstead lower part both sides all are connected with the protection plate, and protection plate and rail guard sliding type are connected.

Furthermore, the bed frame also comprises a transmission component which is arranged between one side of the middle part of the rotating sleeve and the lower part of the bed frame.

Further, the transmission assembly includes: one side of the middle part of the rotating sleeve is connected with the sliding rod; the outer side of the sliding rod is connected with the sliding cylinder in a sliding manner; the middle of the lower part of the bedstead is symmetrically connected with guide shafts which are all connected with the sliding cylinders in a sliding way; one side of the lower part of the sliding cylinder is connected with the contact frame; the middle of the lower part of the bed frame is symmetrically connected with guide rods; the rack frame is connected between the guide rods in a sliding mode, the rack frame is matched with the contact frame, and the rack frame is meshed with the third gear.

The invention has the advantages that: (1) according to the invention, the first gear and the screw rod are driven to rotate by rotating the rotating wheel, so that the mounting block and the limiting sponge plate are driven to move inwards to clamp the head of a user, the effect of conveniently fixing the head of the user is achieved, and the influence on detection caused by the head disorder of the user is avoided; (2) according to the invention, the pull rod is pulled to move upwards to drive the rack to move upwards, and the second gear is loosened, so that the pressing seat can be pushed to rotate anticlockwise, the pressing seat is pressed on the forehead of a user, the forehead of the user can be pressed easily, and the head of the user can be further fixed; (3) according to the invention, the rotating sleeve drives the sliding rod and the sliding cylinder to move rightwards, the contact frame is driven to move rightwards, the rack frame is pulled to move rightwards, and the third gear, the rotating ring and the connecting rod are driven to rotate, so that the pulley, the guide rail and the protective guard are driven to move upwards, the effect of automatically driving the protective guard to rise is achieved, and the protective effect is achieved, and the user is prevented from falling down.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a third perspective view of the present invention.

Fig. 4 is a schematic diagram of a fourth three-dimensional structure according to the present invention.

Fig. 5 is a schematic perspective view of a fifth embodiment of the present invention.

Fig. 6 is a schematic perspective view of a sixth embodiment of the present invention.

Fig. 7 is a schematic perspective view of a seventh embodiment of the present invention.

Fig. 8 is a schematic diagram of an eighth three-dimensional structure according to the present invention.

Fig. 9 is a schematic perspective view of a ninth embodiment of the present invention.

Fig. 10 is a schematic diagram of a tenth three-dimensional structure according to the present invention.

Fig. 11 is a schematic diagram of an eleventh three-dimensional structure according to the present invention.

Fig. 12 is a schematic diagram of a twelfth three-dimensional structure according to the present invention.

Reference numerals: 1: support frame, 2: bed frame, 3: first bed board, 4: a second bed board, 5: lifting mechanism, 51: guide rail, 52: roller, 53: connection plate, 54: fixing base, 55: fixed shaft, 56: electric push rod, 57: connecting rod, 58: rotating sleeve, 6: fixing mechanism, 61: elastic band, 62: elastic latch, 63: card slot, 7: spacing subassembly, 71: mount, 72: turning rod, 73: first gear, 74: runner, 75: fixed block, 76: screw rod, 77: mounting block, 78: spacing sponge board, 79: protective frame, 8: pressing assembly, 81: installation box, 82: rotating shaft, 83: pressing base, 84: second gear, 85: connecting block, 86: slide bar, 87: spring, 88: pull rod, 89: first rack, 9: guard assembly, 91: guide frame, 92: guard rail, 93: guide rail, 94: pulley, 95: swivel, 96: connecting rod, 97: third gear, 98: protection plate, 10: transmission assembly, 101: guide rod, 102: rack, 103: guide shaft, 104: slide drum, 105: slide bar, 106: and a contact frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present 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.

Example 1

As shown in fig. 1 to 5, this embodiment is a bronchoscope detection bed for children in respiratory medicine, including support frame 1, bedstead 2, first bed board 3, second bed board 4, lifting mechanism 5 and fixed establishment 6, be provided with two support frames 1 altogether, be connected with bedstead 2 between support frame 1 upper portion, bedstead 2 middle part left side is connected with first bed board 3, bedstead 2 middle part right side rotary type is connected with second bed board 4, second bed board 4 lower part is equipped with lifting mechanism 5, first bed board 3 upper portion, be equipped with fixed establishment 6 between second bed board 4 upper portion and the bedstead 2.

Lifting mechanism 5 is including guide rail 51, gyro wheel 52, connecting plate 53, fixing base 54, fixed axle 55, electric putter 56, connecting rod 57 and commentaries on classics cover 58, second bed board 4 lower part left side longitudinal symmetry is connected with guide rail 51, the inboard equal sliding type of guide rail 51 is connected with gyro wheel 52, equal rotary type is connected with connecting plate 53 between the gyro wheel 52 left and right sides, bedstead 2 lower part right side longitudinal symmetry is connected with fixing base 54, be connected with fixed axle 55 between the fixing base 54 lower part, connecting plate 53 right side all is connected with fixed axle 55 rotary type, be connected with connecting rod 57 between the connecting plate 53 left side, connecting rod 57 middle part rotary type is connected with commentaries on classics cover 58, electric putter 56 is installed in the middle of the second bed board 4 lower part right side, electric putter 56 telescopic link left side is connected with commentaries on classics cover 58.

Fixing mechanism 6 is including elastic band 61, elasticity fixture block 62 and draw-in groove 63, and elastic band 61 is all connected with second bed board 4 upper portion left rear side in the middle of the 3 upper portions rear sides of first bed board, and elastic fixture block 62 is all connected with to elastic band 61 rear side, and bedstead 2 lower part left front side and second bed board 4 upper portion left front side all are connected with draw-in groove 63, and elasticity fixture block 62 mutually supports with homonymy draw-in groove 63.

When a user needs to use the detection bed, firstly, the user lies on the first bed board 3 and the second bed board 4, the head of the user is rested on the head cushion of the second bed board 4, then the elastic band 61 is pulled to move forwards to drive the elastic clamping block 62 to move forwards, the elastic clamping block 62 is inserted into the clamping groove 63, the elastic clamping block 62 and the elastic band 61 are fixed, so that the elastic band 61 tightly ties the user on the first bed board 3 and the second bed board 4, then the electric push rod 56 is started, the button of the electric push rod 56 is pressed, the telescopic rod of the electric push rod 56 moves rightwards to drive the rotating sleeve 58 and the connecting rod 57 to move rightwards, so that the connecting plate 53 is driven to rotate clockwise and the roller 52 moves rightwards to push the guide rail 51 and the second bed board 4 to rotate anticlockwise, so that the head and the back of the user rotate anticlockwise to be in an inclined state, and therefore bronchoscope detection can be carried out, after the detection is finished, the button of the electric push rod 56 is pressed again, the telescopic rod of the electric push rod 56 moves leftwards, the rotating sleeve 58 and the connecting rod 57 are driven to move leftwards, the connecting plate 53 is driven to rotate anticlockwise and the roller 52 moves leftwards, the guide rail 51 and the second bed board 4 are driven to rotate clockwise, the original position is returned, the head and the back of a user are put down, the elastic clamping block 62 is extruded subsequently, the clamping groove 63 is extracted from the elastic clamping block 62, the elastic belt 61 is loosened, the user can sit up and leave the detection bed, the electric push rod 56 is closed finally, the detection bed stops operating, the operation is repeated, and the effect that the bronchoscope of the user is detected is achieved.

Example 2

As shown in fig. 1, 2, 6-12, in some embodiments, the bed frame further comprises a limiting assembly 7, the limiting assembly 7 comprises a mounting seat 71, a rotating rod 72, a first gear 73, a rotating wheel 74, a fixed block 75, a screw rod 76, a mounting block 77, a limiting sponge plate 78 and a protective frame 79, the mounting seat 71 is symmetrically connected to the right side of the lower portion of the bed frame 2 in front and back, the rotating rod 72 is rotatably connected between the lower portions of the mounting seat 71, the protective frame 79 is connected to the right side of the lower portion of the second bed plate 4 in the middle, the first gear 73 is rotatably connected to the inner side of the protective frame 79, the first gear 73 is also connected to the middle portion of the rotating rod 72, the first gears 73 on both sides are mutually engaged, the rotating wheel 74 is connected to the front side of the rotating rod 72, the fixed block 75 is symmetrically connected to the right side of the lower portion of the second bed plate 4 in front and back, the inner side of the lower portion of the fixed block 75 is connected to a screw rod 76 through a screw thread, the inner side of the screw rod 76 is connected to a transmission shaft of the first gear 73 on the upper side, all be connected with installation piece 77 through screw thread sliding type on the lead screw 76, installation piece 77 and second bed board 4 sliding type are connected, and installation piece 77 upper portion inboard all is connected with spacing sponge board 78.

The rotating wheel 74 is rotated to drive the rotating rod 72 and the lower first gear 73 to rotate, so as to drive the upper first gear 73 and the screw rod 76 to rotate, and further drive the mounting block 77 and the limiting sponge plate 78 to move inwards, so that the limiting sponge plate 78 clamps and fixes the head of a user, thereby facilitating the detection of the bronchoscope of the user, when the second bed board 4 rotates anticlockwise, the protective frame 79 and the upper first gear 73 are driven to be away from the lower first gear 73, after the detection is finished, the second bed board 4 rotates clockwise to the original position, the protective frame 79 and the upper first gear 73 are driven to return to the original position, at the moment, the rotating wheel 74 is rotated reversely, the rotating rod 72 and the lower first gear 73 are driven to rotate reversely, so as to drive the upper first gear 73 and the screw rod 76 to rotate reversely, further drive the mounting block 77 and the limiting sponge plate 78 to move outwards, and return to the original state, the limiting sponge plate 78 loosens the head of the user, the reciprocating way achieves the effect of conveniently fixing the head of the user and avoids the influence of the head disorder of the user on the detection.

Still including pressing the subassembly 8, pressing the subassembly 8 including install bin 81, the axis of rotation 82, press the seat 83, second gear 84, connecting block 85, slide bar 86, spring 87, pull rod 88 and

first rack

89, 4 right side upper portions of second bed board are connected with install bin 81, downside rotary type is connected with axis of rotation 82 in the install bin 81, axis of rotation 82 middle part is connected with presses the seat 83, axis of rotation 82 front side is connected with second gear 84, front side intermediate junction has connecting block 85 in the install bin 81, the equal sliding type in both sides of connecting block 85 is connected with slide bar 86, all be connected with spring 87 between slide bar 86 and the connecting block 85, be connected with first rack 89 between the slide bar 86 downside, first rack 89 and second gear 84 mutually support, be connected with pull rod 88 between the upper portion front side of slide bar 86, pull rod 88 and install bin 81 sliding type are connected.

In the starting state, the first rack 89 blocks the second gear 84, the pressing seat 83 cannot rotate, the pull rod 88 is pulled to move upwards to drive the slide rod 86 to move upwards, the spring 87 is stretched to drive the first rack 89 to move upwards to be separated from the second gear 84, at the moment, the pressing seat 83 can be pushed to rotate anticlockwise to enable the pressing seat 83 to press the forehead of the user, the head of the user is further fixed, then the pull rod 88 is loosened, the slide rod 86 and the first rack 89 are pushed to move downwards under the action of the spring 87, the first rack 89 blocks the second gear 84 again to fix the rotating shaft 82 and the pressing seat 83, after the detection is finished, the pull rod 88 is pulled to move upwards again to repeat the actions, after the first rack 89 loosens the second gear 84, the pressing seat 83 is pushed to rotate clockwise to the original position, then the pull rod 88 is loosened, after the gear is reset, the second gear 84 is again, the pressing base 83 can not rotate and returns to the original state, and the operation is repeated, so that the forehead of the user can be easily pressed, and the head of the user can be further fixed.

The bed frame is characterized by further comprising a protection assembly 9, the protection assembly 9 comprises a guide frame 91, a protective guard 92, guide rails 93, pulleys 94, a rotating ring 95, connecting rods 96, third gears 97 and protection plates 98, the guide frame 91 is symmetrically connected to the front side and the rear side of the lower portion of the bed frame 2 in a bilateral mode, the protective guard 92 is connected between the guide frames 91 on the front side and the rear side in a sliding mode, the guide rails 93 are connected to the inner sides of the lower portion of the protective guard 92 in the inner side, the pulleys 94 are connected to the inner sides of the pulleys 94 in a rotating mode, the rotating ring 95 is connected to the middle of the lower portion of the bed frame 2 in a rotating mode, the connecting rods 57 are connected to the rotating ring 95 in the inner side, the third gears 97 are connected to the front side and the rear side of a transmission shaft of the rotating ring 95, the protection plates 98 are connected to the front side and the rear side of the lower portion of the bed frame 2, and the protection plates 98 are connected to the protective guard 92 in a sliding mode.

The multifunctional bed frame is characterized by further comprising a transmission assembly 10, wherein the transmission assembly 10 comprises a guide rod 101, a rack 102, a guide shaft 103, a sliding cylinder 104, a sliding rod 105 and a contact frame 106, the sliding rod 105 is connected to the left side of the middle of the rotating sleeve 58, the sliding cylinder 104 is connected to the outer side of the sliding rod 105 in a sliding manner, the guide shaft 103 is symmetrically connected to the front and the back of the middle of the lower portion of the bed frame 2, the guide shaft 103 is connected to the sliding cylinder 104 in a sliding manner, the contact frame 106 is connected to the left side of the lower portion of the sliding cylinder 104, the guide rod 101 is symmetrically connected to the front and the back of the middle of the lower portion of the bed frame 2, the rack 102 is connected between the guide rods 101 in a sliding manner, the rack 102 is matched with the contact frame 106, and the rack 102 is meshed with the third gear 97.

When the rotating sleeve 58 moves rightwards, the sliding rod 105 and the sliding barrel 104 are driven to move rightwards, so that the contact frame 106 is driven to move rightwards, when the contact frame 106 moves rightwards to the rightmost side of the rack frame 102, the rack frame 102 is pulled to move rightwards, so that the third gear 97 is driven to rotate, the rotating ring 95 and the connecting rod 96 are driven to rotate, so that the pulley 94 and the guide rail 93 are driven to move upwards, and finally the protective guard 92 is driven to move upwards, so that the protective guard 92 can block a user for convenient detection, after the detection is finished, the rotating sleeve 58 moves leftwards, the sliding rod 105 and the sliding barrel 104 are driven to move leftwards, so that the contact frame 106 is driven to move leftwards, after the contact frame 106 moves leftwards to contact the leftmost side of the rack frame 102, the third gear 97 is driven to rotate reversely, so that the rotating ring 95 and the connecting rod 96 are driven to rotate reversely, the pulley 94 and the guide rail 93 are driven to move downwards, finally, the guard rail 92 is driven to move downwards to return to the original position, the guard rail 92 is retracted and restored to the original state, and the reciprocating operation is carried out, so that the effect of automatically driving the guard rail 92 to ascend is achieved, and the protection effect is achieved to prevent a user from falling down.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a breathe internal medicine and be used for children's bronchoscope to detect bed which characterized in that, including: the support frame (1) is provided with two support frames (1) in total; the bed frame (2) is connected between the upper parts of the support frames (1); a first bed board (3) is connected with one side of the middle part of the bed frame (2); a second bed board (4) is rotatably connected to one side of the middle part of the bed frame (2); the lifting mechanism (5) is arranged at the lower part of the second bed plate (4); a fixing mechanism (6), a fixing mechanism (6) is arranged between the upper part of the first bed board (3) and the upper part of the second bed board (4) and the bed frame (2).

2. Bronchoscope examination bed for children for department of respiratory medicine according to claim 1, characterized in that the lifting mechanism (5) comprises: the guide rail (51) is symmetrically connected to one side of the lower part of the second bed plate (4); the inner sides of the guide rails (51) are connected with the rollers (52) in a sliding manner; the connecting plates (53) are rotatably connected between the two sides of the roller (52); the fixing seats (54) are symmetrically connected to one side of the lower part of the bed frame (2); the fixing shaft (55) is connected between the lower parts of the fixing seats (54), and one sides of the connecting plates (53) are rotatably connected with the fixing shaft (55); the connecting rod (57) is connected between one sides of the connecting plates (53); the middle part of the connecting rod (57) is rotatably connected with the rotating sleeve (58); the middle of one side of the lower part of the second bed board (4) is provided with an electric push rod (56), and one side of a telescopic rod of the electric push rod (56) is connected with a rotating sleeve (58).

3. Bronchoscope examination bed for children in respiratory medicine according to claim 2, characterized in that the fixing mechanism (6) comprises: the middle of one side of the upper part of the first bed plate (3) and the upper part of the second bed plate (4) are both connected with an elastic belt (61); one side of the elastic band (61) is connected with the elastic clamping block (62); the clamping grooves (63) are connected to one side of the lower portion of the bed frame (2) and one side of the upper portion of the second bed board (4), and the elastic clamping blocks (62) are matched with the clamping grooves (63) on the same side.

4. The bronchoscope of the respiratory medicine for children examination bed according to claim 3, further comprising a limiting component (7), wherein the limiting component (7) comprises: the mounting seat (71), one side of the lower part of the bedstead (2) is symmetrically connected with the mounting seat (71); the rotating rod (72) is rotatably connected between the lower parts of the mounting seats (71); the middle of one side of the lower part of the second bed plate (4) is connected with a protective frame (79); the inner side of the protective frame (79) is rotatably connected with the first gear (73), the middle part of the rotating rod (72) is also connected with the first gear (73), and the first gears (73) on the two sides are meshed with each other; a rotating wheel (74), one side of the rotating rod (72) is connected with the rotating wheel (74); the fixing blocks (75) are symmetrically connected to one side of the lower part of the second bed plate (4); the inner sides of the lower parts of the fixing blocks (75) are connected with the screw rods (76) through threads, and the inner sides of the screw rods (76) are connected with a transmission shaft of the first gear (73) on the upper side; the mounting block (77) is connected to the screw rod (76) in a sliding manner through threads, and the mounting block (77) is connected with the second bed board (4) in a sliding manner; the inner sides of the upper parts of the limiting sponge plates (78) and the mounting blocks (77) are connected with the limiting sponge plates (78).

5. The bronchoscope examination bed for children in respiratory medicine according to claim 4, further comprising a pressing assembly (8), wherein the pressing assembly (8) comprises: the upper part of one side of the second bed board (4) is connected with the installation box (81); the rotating shaft (82) is rotatably connected to the inner lower side of the mounting box (81); the pressing seat (83) is connected with the middle part of the rotating shaft (82); a second gear (84), one side of the rotating shaft (82) is connected with the second gear (84); the middle of one side in the installation box (81) is connected with the connecting block (85); the two sides of the connecting block (85) are both connected with the sliding rods (86) in a sliding manner; springs (87) are connected between the sliding rods (86) and the connecting blocks (85); the first rack (89) is connected between the lower sides of the sliding rods (86), and the first rack (89) is matched with the second gear (84); a pull rod (88) is connected between one side of the upper part of the sliding rod (86), and the pull rod (88) is connected with the installation box (81) in a sliding way.

6. The bronchoscope examination bed for children in respiratory medicine according to claim 5, further comprising a protection component (9), wherein the protection component (9) comprises: the guide frame (91) is symmetrically connected with the two sides of the lower part of the bed frame (2); guard rails (92) are connected between the guide frames (91) on the two sides in a sliding manner; the inner sides of the lower parts of the guard rails (92) are connected with guide rails (93); the inner sides of the guide rails (93) are connected with the pulleys (94) in a sliding manner; the connecting rods (96) are rotatably connected to the inner sides of the pulleys (94); the middle of the lower part of the bedstead (2) is rotatably connected with the rotating ring (95), and the inner sides of the connecting rods (57) are connected with the rotating ring (95); the two sides of the transmission shaft of the rotating ring (95) are both connected with a third gear (97); the protection plates (98) are connected to two sides of the lower portion of the bed frame (2), and the protection plates (98) are connected with the protection rail (92) in a sliding mode.

7. The bronchoscope examination bed for children in respiratory medicine according to claim 6, further comprising a transmission assembly (10), wherein the transmission assembly (10) is arranged between one side of the middle part of the rotating sleeve (58) and the lower part of the bed frame (2).

8. Bronchoscope examination bed for children in respiratory medicine according to claim 7, characterized in that the transmission assembly (10) comprises: one side of the middle part of the sliding rod (105) and the rotating sleeve (58) is connected with the sliding rod (105); the outer side of the sliding rod (105) is connected with the sliding cylinder (104) in a sliding way; the middle of the lower part of the bedstead (2) is symmetrically connected with guide shafts (103), and the guide shafts (103) are connected with sliding cylinders (104) in a sliding manner; one side of the lower part of the sliding cylinder (104) is connected with the contact frame (106); the middle of the lower part of the bed frame (2) is symmetrically connected with the guide rod (101); the rack (102) is connected between the rack (102) and the guide rod (101) in a sliding mode, the rack (102) is matched with the contact rack (106), and the rack (102) is meshed with the third gear (97).