CN114044414A - Hidden cable coil spring winding and pre-tightening structure for medical X-ray machine - Google Patents
Hidden cable coil spring winding and pre-tightening structure for medical X-ray machine Download PDFInfo
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- CN114044414A CN114044414A CN202111221097.5A CN202111221097A CN114044414A CN 114044414 A CN114044414 A CN 114044414A CN 202111221097 A CN202111221097 A CN 202111221097A CN 114044414 A CN114044414 A CN 114044414A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 125000006850 spacer group Chemical group 0.000 claims abstract description 7
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
- B65H75/486—Arrangements or adaptations of the spring motor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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Abstract
The invention discloses a hidden cable coil spring winding and pre-tightening structure for a medical X-ray machine. The device comprises an elastic retainer ring for holes, a bearing spacer ring, a deep groove ball bearing, a steel wire retainer ring for a shaft, an inner hexagonal screw M4x8, a central shaft, a conical roller bearing, a central bearing seat inner hexagonal screw M3x8, a cross groove countersunk head screw M6x20, a central shaft seat and other devices, so that a coil spring mounting box consisting of a spring base, a worm wheel, a spring cover plate and a take-up spring can be mounted on the central shaft, and the coil spring can rotate freely relative to a transmission mechanism consisting of a bevel gear, a gear base, a gear shaft sleeve, a deep groove ball bearing and a worm bearing seat; the parts form a take-up return spring assembly and are rigidly connected with the assembly cable take-up device through fastening screws, so that the free take-up and pay-off movement of the flat cable is realized.
Description
Technical Field
The invention belongs to the technical field of medical instruments, relates to a hidden cable coil spring take-up pre-tightening structure, and particularly relates to a hidden cable coil spring take-up pre-tightening structure with a self-locking characteristic for a medical X-ray machine.
Background
At present, the C-arm movement cable of the mobile C-arm X-ray machine generally adopts a plug-in mode, as shown in fig. 1, which is relatively low in technical difficulty and cost. However, in functional level and clinical operation, there are some defects and shortcomings. Mainly embodied in the following aspects: the external hanging type cable influences the overall consistency of the equipment, and the appearance of the equipment cannot be concise and uniform. Secondly, the external hanging cable is exposed outside, so that the moving performance of the equipment in a narrow operating room is limited, and the risk of collision and interference of the cable with a patient, an operating instrument and self movement exists. Moreover, the external cable also limits the motion flexibility and range of the mechanism during three-dimensional scanning. Based on the defects of the externally-hung cable, the hidden cable coil spring winding pre-tightening structure with the self-locking characteristic is designed, the cable can be completely hidden, the cable can be automatically wound and unwound along with the movement trend of the C arm, and the long-term maintenance and the stability of the pre-tightening force of the cable can be met. In addition, the risk of interference of equipment cables with patients and surgical instruments is effectively avoided, and the potential risk of occurrence of medical accidents is reduced.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a hidden cable coil spring winding and pre-tightening structure for a medical X-ray machine, so that an external cable of equipment is eliminated, the original cable is hidden and stored, the independent winding and releasing are realized, the integration degree of the appearance of the equipment is improved, and the risk of medical accidents caused by the external cable is reduced.
The technical scheme is as follows: the invention relates to a hidden cable coil spring winding pre-tightening structure for a medical X-ray machine, which comprises a support arm box body assembly, wherein the support arm box body assembly comprises a support arm box body shell (01) arranged outside, a cable winder assembly (02) is arranged on the inner wall of the support arm box body shell (01), a winding return spring assembly (03) is arranged on the cable winder assembly (02) through a fastening piece, and the cable winder assembly (02) is arranged on the inner wall of the support arm box body shell (01) through the winding return spring assembly (03);
the cable winding device is characterized in that a transmission assembly (04) is further arranged inside the support arm box body shell (01), and the transmission assembly (04) is movably connected with a cable winding device assembly (02) and a winding return spring assembly (03) respectively.
Further, the wire take-up return spring assembly (03) comprises a central shaft (18) arranged at the center,
a tapered roller bearing 32907(19) is arranged at the outer end of the central shaft (18), and a central bearing seat (20) is arranged at the outer end of the tapered roller bearing 32907 (19);
a deep groove ball bearing 61816(15) and a shaft steel retainer ring (16) are fixedly arranged at the upper end of the central shaft (18) and one end of the tapered roller bearing 32907(19) and the central bearing seat (20) through a socket head cap screw M4x8(17), and a hole elastic retainer ring (13) and a bearing spacer ring (14) are further arranged;
a second deep groove ball bearing and a second wire retainer ring for a second shaft are fixedly arranged at the lower end of the central shaft (18) and the other ends of the tapered roller bearing 32907(19) and the central bearing seat (20) through a hexagon socket head cap screw M3x8(22) and a round nut (21);
a thin flat key-A type (7) is arranged at one end of the center shaft (18) where a fastener is arranged;
a central shaft seat (24) is also arranged on one side of the lower end of the central shaft (18).
Furthermore, the wire rewinding return spring assembly (03) further comprises a wire rewinding spring (12) and a spring cover plate (11);
and a spring base (8) is arranged outside the take-up spring (12) and the spring cover plate (11).
Further, worm wheels (9) are respectively arranged at two ends of the central shaft (18) and the outer end of the spring base (8) through supporting devices, and a worm (10) is arranged on the worm wheels (9);
a cross recessed countersunk head screw M6x20(23) is arranged on the supporting device in a penetrating way.
Furthermore, a gear bearing device matched with the upper end of the wire take-up return spring assembly (03) and the inside of the transmission assembly (04) is arranged at the upper end of the wire take-up return spring assembly (03), the gear bearing device comprises a bearing sleeve, and a deep groove ball bearing 61804(5) and a worm bearing seat (6) are arranged in the bearing sleeve in a penetrating manner;
an extension section is arranged on a deep groove ball bearing 61804(5) and a worm bearing seat (6) at one end, and a bevel gear (1), a gear base (2) and a gear shaft sleeve (3) are arranged on the extension section through a hexagon socket head cap end fastening screw M5x8 (4).
Further, the cable spooler module (02) comprises upper protection plates (36) at two ends,
a wire rewinding device bottom plate (31) is arranged at the two ends of the outer part of the upper protection plate (36) at one side of the upper protection plate respectively through cross-shaped groove semi-countersunk head screws M6x14 (33);
a wire rewinding device upper cover plate (37) is arranged outside the upper protection plate (36) on the other side, and an upper cover protection plate (38) is arranged outside the wire rewinding device upper cover plate (37);
a winding reel (35) is arranged in the upper protection plate (36), the base plate (31) of the wire rewinding device and the upper cover plate (37) of the wire rewinding device through cross recessed countersunk head screws M3x12(34),
a lower protection plate (32) parallel to the winding drum (35) is arranged at the lower end of one winding drum (35) and penetrates through the upper protection plate (36), the bottom plate (31) of the wire rewinding device and the upper cover plate (37) of the wire rewinding device;
bolts are fixedly arranged on the winding reel (35) and the lower protection plate (32) in a penetrating manner;
a wire winder mandrel (39) is further arranged at the center of the cable wire winder assembly (02), a cable protection plate (30) is arranged on one side of the wire winder mandrel (39), and a flat cable (40) is arranged on the other side of the wire winder mandrel (39).
Furthermore, an external gear is arranged on the cable take-up assembly (02), and a first cable pressing plate (25) and a cable guide plate (26) are arranged at the center position of the external gear;
and a second cable pressing plate (27) is arranged on the gear side of the external gear through a hexagonal socket head cap screw (28) with a safety hole, and an opening pin 4x18(29) is further arranged on the gear side of the external gear.
Has the advantages that: compared with the prior art, the invention has the characteristics that: the invention realizes the hiding and the independent retraction of the cable and avoids the possibility of medical accidents caused by the exposure of the cable.
Drawings
FIG. 1 is a schematic structural diagram of a C-arm movement cable of a conventional external hanging mobile C-arm X-ray machine;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a front view of the wire take-up return spring assembly of the present invention;
FIG. 4 is an enlarged view of A-A in FIG. 3;
FIG. 5 is a side view of the wire take-up return spring assembly of the present invention;
FIG. 6 is a front view of the cable take-up assembly of the present invention;
FIG. 7 is a side elevational view of the cable take-up assembly of the present invention;
in the figure, 01 is a support arm box body shell, 02 is a cable spooler component, 03 is a spooling return spring component, and 04 is a transmission component;
1 is a bevel gear, 2 is a gear base, 3 is a gear shaft sleeve, 4 is a hexagon socket head cap end set screw M5x8, 5 is a deep groove ball bearing 61804, 6 is a worm bearing seat, 7 is a thin flat key-A type, 8 is a spring base, 9 is a worm wheel, 10 is a worm, 11 is a spring cover plate, 12 is a take-up spring, 13 is a circlip for a hole, 14 is a bearing spacer, 15 is a deep groove ball bearing 61816, 16 is a steel wire retainer for a shaft, 17 is a hexagon socket screw M4x8, 18 is a central shaft, 19 is a conical roller bearing 32907, 20 is a central bearing seat, 21 is a round nut, 22 is a hexagon socket screw M3x8, 23 is a cross groove countersunk head screw M6x20, 24 is a central shaft seat, 25 is a cable pressing plate one, 26 is a cable guiding plate, 27 is a cable pressing plate two, 28 is a safety belt hexagonal head screw, 29 is a split pin 4x18, 30 is a cable protection plate, 31 is a cable protection plate 32, 33 is a cross recessed half countersunk screw M6x14, 34 is a cross recessed countersunk screw M3x12, 35 is a winding reel, 36 is an upper protection plate, 37 is a take-up upper cover plate, 38 is an upper cover protection plate, 39 is a take-up mandrel, and 40 is a flat cable.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
As shown in fig. 2-7, the hidden cable coil spring winding pre-tightening structure for a medical X-ray machine according to the present invention includes a support arm box body assembly, the support arm box body assembly includes a support arm box body housing 01 installed outside, a cable winder assembly 02 is installed on an inner wall of the support arm box body housing 01, a winding return spring assembly 03 is installed on the cable winder assembly 02 through a fastening member, and the cable winder assembly 02 is installed on an inner wall of the support arm box body housing 01 through the winding return spring assembly 03;
and a transmission assembly 04 is further arranged in the support arm box body shell 01, and the transmission assembly 04 is movably connected with the cable spooler assembly 02 and the spooling return spring assembly 03 respectively.
Further, the wire takeup return spring assembly 03 includes a centrally disposed central shaft 18,
a tapered roller bearing 3290719 (where 32907 is the model of the tapered roller bearing) is installed at the outer end of the central shaft 18, and a central bearing seat 20 is installed at the outer end of the tapered roller bearing 3290719;
a deep groove ball bearing 6181615 (wherein 61816 is the type of the deep groove ball bearing) and an axle steel wire retainer ring 16 are fixedly installed at the upper end of the central shaft 18, the tapered roller bearing 3290719 and one end of the central bearing seat 20 by using a socket head cap screw M4x 817 (wherein M4x8 is the type of the socket head cap screw), and a circlip 13 for holes and a bearing spacer ring 14 are further installed;
a second deep groove ball bearing and a second wire retainer ring for a second shaft are fixedly mounted on the lower end of the central shaft 18, the other end of the tapered roller bearing 3290719 and the central bearing seat 20 through a socket head cap screw M3x 822 (where M3x8 is the type of the socket head cap screw) and a round nut 21;
a thin flat key-A type 7 is arranged at one end of the central shaft 18 where a fastener is arranged;
a central shaft seat 24 is also arranged on one side of the lower end of the central shaft 18.
Further, the wire rewinding return spring assembly 03 further comprises a wire rewinding spring 12 and a spring cover plate 11;
and a spring base 8 is arranged outside the wire take-up spring 12 and the spring cover plate 11.
Further, worm wheels 9 are respectively arranged at two ends of the central shaft 18 and the outer end of the spring base 8 through supporting devices, and a worm 10 is arranged on the worm wheels 9;
a cross-slot countersunk head screw M6x 2023 (wherein M6x20 is the type of the cross-slot countersunk head screw) is arranged on the supporting device in a penetrating way.
Further, a gear bearing device matched with the upper end of the take-up return spring assembly 03 and the transmission assembly 04 is arranged at the upper end of the take-up return spring assembly 03, the gear bearing device comprises a bearing sleeve, and a deep groove ball bearing 618045 (wherein 61804 is the type of the deep groove ball bearing) and a worm bearing seat 6 are arranged in the bearing sleeve in a penetrating manner;
an extension section is arranged on the deep groove ball bearing 618045 and the worm bearing seat 6 at one end, and a bevel gear 1, a gear base 2 and a gear shaft sleeve 3 are arranged on the extension section through an inner hexagonal cone end set screw M5x 84 (M5x8 is the type of the inner hexagonal cone end set screw).
Further, the cable take-up assembly 02 includes upper protection plates 36 at both ends,
a wire rewinding device bottom plate 31 is arranged at each of two ends of the outer part of the upper protection plate 36 on one side of the upper protection plate through a cross-slot half countersunk screw M6x 1433 (wherein M6x14 is the type of the cross-slot half countersunk screw);
a wire-rewinding device upper cover plate 37 is arranged outside the upper protection plate 36 on the other side, and an upper cover protection plate 38 is arranged outside the wire-rewinding device upper cover plate 37;
a winding reel 35 is arranged in the upper protection plate 36, the wire rewinding device bottom plate 31 and the wire rewinding device upper cover plate 37 on one side in a penetrating way through a cross recessed countersunk head screw M3x 1234 (wherein M3x12 is the type of the cross recessed semi-countersunk head screw),
a lower protection plate 32 parallel to the winding reel 35 is arranged at the lower end of one winding reel 35 and penetrates through the upper protection plate 36, the bottom plate 31 of the wire rewinding device and the upper cover plate 37 of the wire rewinding device;
bolts are fixedly arranged on the winding reel 35 and the lower protection plate 32 in a penetrating way;
a winder mandrel 39 is further installed at the center of the cable winder assembly 02, a cable protection plate 30 is installed at one side of the winder mandrel 39, and a flat cable 40 is installed at the other side of the winder mandrel 39.
Furthermore, an external gear is further arranged on the cable take-up assembly 02, and a cable pressing plate I25 and a cable guide plate 26 are arranged at the center position of the external gear;
a second cable pressing plate 27 is installed on the gear edge of the external gear through a hexagonal socket head cap screw 28 with a safety hole, and a cotter pin 4x 1829 (wherein, 4x18 is the type of the cotter pin) is also installed on the gear edge of the external gear.
Specifically, the invention comprises a bevel gear 1, a gear base 2, a gear shaft sleeve 3, an inner hexagonal cone end set screw M5x 84, a deep groove ball bearing 618045, a worm bearing seat 6, a thin flat key-A type 7, a spring base 8, a worm wheel 9, a worm 10, a spring cover plate 11, a take-up spring 12, a hole circlip 13 (the type of the hole circlip is 100), a bearing spacer ring 14, a deep groove ball bearing 6181615, a shaft steel retainer ring (the type of the shaft steel retainer ring is 80)16, an inner hexagonal screw M4x 817, a central shaft 18, a conical roller bearing 3290719, a central shaft bearing seat 20, a round nut 21, an inner hexagonal screw M3x 822, a cross recessed countersunk head screw M6x 2023, a central shaft seat 24, a cable pressing plate one 25, a cable guiding plate 26, a cable pressing plate two 27, a safety cylindrical head screw 28 with a hole, a split pin 4x 1829, a cable protection plate 30, a take-up device bottom plate 31, a lower protection plate 32, a deep groove sunk screw A-A type 7, a spring base 8, a worm wheel 9, a worm, a spring 10, a spring base, the cable winding device comprises a cross-slot semi-countersunk head screw M6x 1433, a cross-slot countersunk head screw M3x 1234, a winding reel 35, an upper protection plate 36, a winding device upper cover plate 37, an upper cover protection plate 38, a winding device mandrel 39, a flat cable 40 and the like.
Wherein, a hidden cable coil spring receipts line pretension structure for medical X-ray production apparatus includes the spooler subassembly, the spooler subassembly mainly has two parts to constitute, is respectively: a take-up return spring assembly 03 and a cable take-up assembly 02; the two are rigidly connected through a fastener, are arranged on a support arm box body, and realize the loading and releasing of the pre-tightening force of the coil spring through a bevel gear 1, a gear base 2, a gear shaft sleeve 3, a worm bearing seat 6, a spring base 8, a worm wheel 9 and a worm 10, thereby realizing the retracting movement of the flat cable;
further, the circlip for hole 13 (the circlip for hole has a model number of 100), the bearing spacer 14, the deep groove ball bearing 6181615, the steel wire collar for shaft (the steel wire collar for shaft has a model number of 80)16, the socket head cap screw M4x 817, the center shaft (18), the tapered roller bearing 3290719, the center bearing housing 20, the round nut 21, the socket head cap screw M3x 822, the cross recessed countersunk head screw M6x 2023, and the center bearing housing 24 together constitute a total center shaft, so that a coil spring mounting box consisting of the spring base 8, the worm wheel 9, the worm 10, the spring cover plate 11 and the take-up spring 12 can be mounted on the central shaft, and the gear mechanism is enabled to realize relative free rotation on a transmission mechanism consisting of a bevel gear 1, a gear base 2, a gear shaft sleeve 3, a deep groove ball bearing 618045 and a worm bearing seat 6, and is a worm gear, the coil spring has self-locking property, so that the situation that self-stress-release can not occur in the predicted stress can be ensured; the parts form a take-up return spring assembly and are rigidly connected with the assembly cable take-up device through fastening screws, so that the flat cable can be freely taken up and down.
In addition, referring to the drawings, the installation steps of the cable take-up assembly 02 are as follows: sequentially installing a base plate 31 of a wire rewinding device, a lower protection plate 32, a cross recessed half countersunk screw M6x 1433, a cross recessed countersunk screw M3x 1234 and a winding reel 35 according to the attached drawing; the flat cable 40 is fixed on the winding reel 35 and the core shaft 39 of the wire rewinding device by the first cable pressing plate 25 and the second cable pressing plate 27 respectively, and after the flat cable 40 is installed, the protection plate 36, the upper cover plate 37 of the wire rewinding device and the protection plate 38 of the upper cover are sequentially closed, so that the cable rewinding device assembly 02 is installed completely and is fixed on the assembly wire rewinding return spring through the cross-shaped groove half countersunk head screw M6x 1433.
The winding-up return spring assembly 03 is installed by the following steps: the bevel gear 1, the gear base 2 and the gear shaft sleeve 3 are sequentially arranged in corresponding mounting holes of a support arm box body, the deep groove ball bearing 618045, the worm bearing seat 6 and the worm 10 are matched and arranged and then fixed on the support arm box body by fastening screws, and the bevel gear 1 is fixed by using inner hexagonal cone end set screws M5x 84 after the position is adjusted. The central shaft 18 is respectively provided with an upper tapered roller bearing 3290719, a central bearing seat 20, a round nut 21, an inner hexagon screw M3x 822, a cross recessed countersunk head screw M6x 2023 and a central bearing seat 24, and is fixed on the arm box body after assembly. The spring base 8 and the worm wheel 9 are installed through a cross recessed countersunk head screw M6x 2023, then the take-up spring 12 is placed in and clamped at a corresponding position, finally the spring cover plate 11 is closed, and a steel wire retainer ring (the type of the steel wire retainer ring for the shaft is 80)16 is installed at the corresponding position to limit the position.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (7)
1. The hidden cable coil spring winding and pre-tightening structure for the medical X-ray machine is characterized by comprising a support arm box body assembly, wherein the support arm box body assembly comprises a support arm box body shell (01) arranged outside, a cable winder assembly (02) is arranged on the inner wall of the support arm box body shell (01), a winding return spring assembly (03) is arranged on the cable winder assembly (02) through a fastening piece, and the cable winder assembly (02) is arranged on the inner wall of the support arm box body shell (01) through the winding return spring assembly (03);
the cable winding device is characterized in that a transmission assembly (04) is further arranged inside the support arm box body shell (01), and the transmission assembly (04) is movably connected with a cable winding device assembly (02) and a winding return spring assembly (03) respectively.
2. The hidden cable coil spring take-up pre-tightening structure for the medical X-ray machine is characterized in that the take-up return spring assembly (03) comprises a central shaft (18) arranged at the center,
a tapered roller bearing 32907(19) is arranged at the outer end of the central shaft (18), and a central bearing seat (20) is arranged at the outer end of the tapered roller bearing 32907 (19);
a deep groove ball bearing 61816(15) and a shaft steel retainer ring (16) are fixedly arranged at the upper end of the central shaft (18) and one end of the tapered roller bearing 32907(19) and the central bearing seat (20) through a socket head cap screw M4x8(17), and a hole elastic retainer ring (13) and a bearing spacer ring (14) are further arranged;
a second deep groove ball bearing and a second wire retainer ring for a second shaft are fixedly arranged at the lower end of the central shaft (18) and the other ends of the tapered roller bearing 32907(19) and the central bearing seat (20) through a hexagon socket head cap screw M3x8(22) and a round nut (21);
a thin flat key-A type (7) is arranged at one end of the center shaft (18) where a fastener is arranged;
a central shaft seat (24) is also arranged on one side of the lower end of the central shaft (18).
3. The hidden type cable coil spring take-up and pre-tightening structure for the medical X-ray machine is characterized in that the take-up return spring assembly (03) further comprises a take-up spring (12) and a spring cover plate (11);
and a spring base (8) is arranged outside the take-up spring (12) and the spring cover plate (11).
4. A hidden cable coil spring take-up and pre-tightening structure for a medical X-ray machine, as claimed in claims 2 and 3, wherein worm gears (9) are respectively installed at two ends of the central shaft (18) and the outer end of the spring base (8) through a supporting device, and a worm (10) is installed on the worm gears (9);
a cross recessed countersunk head screw M6x20(23) is arranged on the supporting device in a penetrating way.
5. The hidden cable coil spring take-up and pre-tightening structure for the medical X-ray machine is characterized in that a gear bearing device matched with the take-up return spring assembly (03) is arranged at the upper end of the take-up return spring assembly (03) and inside the transmission assembly (04), the gear bearing device comprises a bearing sleeve, and a deep groove ball bearing 61804(5) and a worm bearing seat (6) are arranged inside the bearing sleeve in a penetrating manner;
an extension section is arranged on a deep groove ball bearing 61804(5) and a worm bearing seat (6) at one end, and a bevel gear (1), a gear base (2) and a gear shaft sleeve (3) are arranged on the extension section through a hexagon socket head cap end fastening screw M5x8 (4).
6. The hidden type cable coil spring take-up and pre-tightening structure for the medical X-ray machine is characterized in that the cable take-up assembly (02) comprises upper protection plates (36) at two ends,
a wire rewinding device bottom plate (31) is arranged at the two ends of the outer part of the upper protection plate (36) at one side of the upper protection plate respectively through cross-shaped groove semi-countersunk head screws M6x14 (33);
a wire rewinding device upper cover plate (37) is arranged outside the upper protection plate (36) on the other side, and an upper cover protection plate (38) is arranged outside the wire rewinding device upper cover plate (37);
a winding reel (35) is arranged in the upper protection plate (36), the base plate (31) of the wire rewinding device and the upper cover plate (37) of the wire rewinding device through cross recessed countersunk head screws M3x12(34),
a lower protection plate (32) parallel to the winding drum (35) is arranged at the lower end of one winding drum (35) and penetrates through the upper protection plate (36), the bottom plate (31) of the wire rewinding device and the upper cover plate (37) of the wire rewinding device;
bolts are fixedly arranged on the winding reel (35) and the lower protection plate (32) in a penetrating manner;
a wire winder mandrel (39) is further arranged at the center of the cable wire winder assembly (02), a cable protection plate (30) is arranged on one side of the wire winder mandrel (39), and a flat cable (40) is arranged on the other side of the wire winder mandrel (39).
7. The hidden type cable coil spring take-up and pre-tightening structure for the medical X-ray machine is characterized in that an external gear is further arranged on the cable take-up assembly (02), and a cable pressing plate I (25) and a cable guide plate (26) are arranged in the center of the external gear;
and a second cable pressing plate (27) is arranged on the gear side of the external gear through a hexagonal socket head cap screw (28) with a safety hole, and an opening pin 4x18(29) is further arranged on the gear side of the external gear.
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| CN202111221097.5A CN114044414B (en) | 2021-10-20 | 2021-10-20 | Concealed cable coil spring wire-winding pre-tightening structure for medical X-ray machine |
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| CN114044414B CN114044414B (en) | 2024-03-05 |
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Cited By (1)
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| CN117657903A (en) * | 2024-02-01 | 2024-03-08 | 苏州一目万相科技有限公司 | Cable winding and unwinding device of C-shaped arm and C-shaped arm |
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| CN202180356U (en) * | 2011-06-29 | 2012-04-04 | 山推工程机械股份有限公司 | High-precision fixture for machining shaft gear |
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| CN117657903A (en) * | 2024-02-01 | 2024-03-08 | 苏州一目万相科技有限公司 | Cable winding and unwinding device of C-shaped arm and C-shaped arm |
| CN117657903B (en) * | 2024-02-01 | 2024-05-31 | 苏州一目万相科技有限公司 | Cable winding and unwinding device of C-shaped arm and C-shaped arm |
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| CN114044414B (en) | 2024-03-05 |
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