CN111920567B - Setting device and locking unit - Google Patents
Setting device and locking unit Download PDFInfo
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- CN111920567B CN111920567B CN202010701289.5A CN202010701289A CN111920567B CN 111920567 B CN111920567 B CN 111920567B CN 202010701289 A CN202010701289 A CN 202010701289A CN 111920567 B CN111920567 B CN 111920567B
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 8
- 208000010392 Bone Fractures Diseases 0.000 description 6
- 206010017076 Fracture Diseases 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000035876 healing Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000003371 toe Anatomy 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003414 extremity Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000003423 ankle Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
- A61F5/058—Splints
- A61F5/05841—Splints for the limbs
- A61F5/05858—Splints for the limbs for the arms
- A61F5/05866—Splints for the limbs for the arms for wrists, hands, fingers or thumbs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
- A61F5/058—Splints
- A61F5/05841—Splints for the limbs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nursing (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a shaping device and a locking unit. The locking unit comprises a connecting seat and a flexible locking piece; the connecting seat comprises a first limiting part, a second limiting part and a locking part, the first limiting part comprises a first limiting body and a first inserting body, the first limiting part is provided with a first through hole penetrating through the first limiting body and a first through groove penetrating through the first inserting body, and the first through hole is communicated with the first through groove; the second limiting piece comprises a second limiting body and a second inserting body, one end of the second inserting body is provided with a first clamping part, the first clamping part is in buckling fit with the first limiting piece, and the second limiting piece is provided with a second through groove penetrating through the second inserting body; one end of the locking piece is provided with a second clamping part, the second clamping part is in buckling fit with the preset structure, and the other end of the locking piece is in limit fit with the first limiting piece; two connecting seats are arranged on the flexible locking part at intervals, and the connecting seats are arranged on the flexible locking part through a second limiting body.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a shaping device and a locking unit.
Background
For treating limb fracture patients, external fixation (such as plaster and the like) is usually added on the body surface of the fracture part to fix skeletons at two ends of a fracture line, so that the fractured skeletons can be healed. In recent years, the application of the plastic shaping device in the aspect of treating fracture is more and more extensive, and the fixing plate of the plastic shaping device is attached to the surface of a limb in a thermoplastic state and has a better shaping effect after being cured.
But the fixed plate of plasticity is comparatively soft when moulding, and locking unit takes place to loosen with the fixed plate easily, leads to moulding back fixed plate design effect unstable, influences the effect of bone healing.
Disclosure of Invention
In view of the above, there is a need for a setting device and a locking unit.
The technical scheme is as follows:
on one hand, the application provides a locking unit, which comprises a connecting seat and a flexible locking piece; the connecting seat comprises a first limiting piece, a second limiting piece and a locking piece, wherein the first limiting piece comprises a first limiting body and a first inserting body protruding out of the first limiting body, the first limiting piece is provided with a first through hole penetrating through the first limiting body and a first through groove penetrating through the first inserting body, and the first through hole is communicated with the first through groove; the second limiting piece comprises a second limiting body and a second inserting body protruding out of the second limiting body, a first clamping portion is arranged at one end of the second inserting body, one end of the second inserting body can be inserted into the first through groove, so that the first clamping portion is in buckling fit with the first limiting piece, and the second limiting piece is provided with a second through groove penetrating through the second inserting body; one end of the locking piece is provided with a second clamping part, and one end of the locking piece can be inserted into the second through groove, so that the second clamping part is in buckling fit with the preset structure, and the other end of the locking piece is in limiting fit with the first limiting part; two connecting seats are arranged on the flexible locking piece at intervals, and the connecting seats are arranged on the flexible locking piece through second limiting bodies.
When the locking unit is used, the connecting seat is inserted into the fixing plate through the first inserting body, and the second inserting body is inserted into the first through groove, so that the first clamping part is in snap fit with the first limiting piece; then, one end of the locking piece penetrates through the first through hole and is inserted into the second through groove, so that the second clamping portion is fixed with the fixing plate in a buckling mode, the first limiting piece is fixed on the fixing plate through the other end of the locking piece, and meanwhile, the locking piece is inserted into the second through groove, so that the first clamping portion cannot be separated from the first limiting piece easily. Therefore, the first limiting body and the second limiting body are clamped on the fixing plate, and the first inserting body, the second inserting body and the locking piece are matched to form a connecting structure for connecting the first limiting body and the second limiting body. And then the flexible locking piece is fixed on the fixed plate reliably through the connecting seat, can avoid the flexible locking piece to loosen from the fixed plate and take off.
The technical solution is further explained as follows:
in one embodiment, the first position-limiting member is provided with a slot, and the other end of the locking member is provided with a clamping body which is in snap fit with the slot.
In one embodiment, the first clamping part is in a clamping hook shape; or/and the second clamping part is in a clamping hook shape.
In one embodiment, the locking unit further comprises a winder, the winder is used for winding or unwinding the flexible locking member, and the two ends of the flexible locking member are respectively provided with the connecting seats.
In one embodiment, the second position limiting body is provided with a first mounting hole for mounting the flexible locking member.
In one embodiment, the second limiting body at one end of the flexible locking member is provided with a first mounting hole for mounting the flexible locking member; the second limiting body at the other end of the flexible locking piece is provided with a second mounting hole and a matching body, one end of the matching body is fixedly arranged on the side wall of the second mounting hole, and the matching body is provided with a latch arranged in the second mounting hole; the one end of flexible retaining member sets firmly on the connecting seat through first mounting hole, and the other end of flexible retaining member passes first mounting hole and second mounting hole setting, and flexible retaining member is equipped with spacing rack, spacing rack and latch locking cooperation.
In one embodiment, the matching body is elastically arranged, the connecting seat further comprises a fixing piece, and the fixing piece is inserted into a gap between the second mounting hole and the matching body, so that the latch is pressed.
On the other hand, this application still provides a setting device, including aforementioned locking unit, still include the fixed plate of plasticity, the fixed plate includes two connectors that the interval set up, and the connector is equipped with the installation department, and the installation department is equipped with the second through-hole that supplies first inserted body to pass, and first inserted body is inserted and is located the second through-hole, and the outer border of first spacing body and second through-hole is spacing to be cooperated, and the default architecture is the outer border of second through-hole.
When the shaping device is assembled, the first inserting body is inserted into the fixing plate through one port of the second through hole, and the second inserting body is inserted into the first through groove from the other port of the second through hole, so that the first clamping part is in buckling fit with the first limiting part; then, one end of the locking piece penetrates through the first through hole and is inserted into the second through groove, so that the second clamping portion is fixed with the fixing plate in a buckling mode, the first limiting piece is fixed on the fixing plate through the other end of the locking piece, and meanwhile, the locking piece is inserted into the second through groove, so that the first clamping portion cannot be separated from the first limiting piece easily. Therefore, the first limiting body and the second limiting body are clamped on the fixing plate, and the first inserting body, the second inserting body and the locking piece are matched to form a connecting structure which penetrates through the second through hole and is used for connecting the first limiting body and the second limiting body. And the connecting seat can be used for reliably fixing the flexible locking piece on the fixing plate.
When the shaping device is used, the fixing plate is heated, so that the fixing plate can be shaped after being heated. In the process, the connecting seat can not deform, so that the fixing plate can be wrapped along the bone direction of a patient; simultaneously, one end of the flexible locking piece is fixed through one connecting seat, and the other end of the flexible locking piece is fixed through the other connecting seat. Utilize the fixed plate to accomplish the skeleton design back, taut and adjust the length of flexible retaining member between two connectors, this in-process, flexible retaining member can not take place the pine with the connecting seat and take off, or takes place the pine between connecting seat and the fixed plate and take off for the clearance between two connectors on the fixed plate is suitable, can guarantee the skeleton design effect. This setting device has used this locking unit for flexible retaining member is reliably connected with the fixed plate, can guarantee the design effect after moulding, is favorable to guaranteeing the bone healing effect.
The technical solution is further explained below:
in one embodiment, the mounting portion is further provided with a first mounting groove and a second mounting groove which are arranged at two ends of the second through hole, the first mounting groove is in limit fit with the first limiting body, and the second mounting groove is in limit fit with the second limiting body.
In one embodiment, the second mounting groove is provided with two limiting protrusions, and the two limiting protrusions are arranged at intervals and used for limiting the rotation range of the second clamping part.
Further objects and advantages of the invention will be fully apparent from the ensuing description and drawings.
These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description, the accompanying drawings and the detailed description.
Drawings
Fig. 1 is an exploded view of the mounting structure of the connector holder shown in fig. 1;
fig. 2 is a schematic structural diagram of the first limiting member shown in fig. 1;
fig. 3 is a schematic structural view of a locking unit of the second embodiment;
fig. 4 is a schematic structural diagram of the second limiting member shown in fig. 3;
fig. 5 is a schematic structural view of the flexible retaining member shown in fig. 3.
FIG. 6 is a schematic view of the configuration of the setting device (with the flexible locking member hidden) in one embodiment;
FIG. 7 is an enlarged, fragmentary illustration of the mounting portion shown in FIG. 6;
FIG. 8 is a schematic view of the installation of the setting device shown in FIG. 6;
description of reference numerals:
100. a connecting seat; 110. a first limit piece; 112. a first position limiting body; 114. a first insert; 116. a first through hole; 118. a first through groove; 105. a card slot; 120. a second limit piece; 122. a second position limiting body; 101. a first mounting hole; 102. a second mounting hole; 103. a mating body; 104. clamping teeth; 124. a second insert; 126. a first engaging portion; 128. a second through groove; 130. a locking member; 132. a second card portion; 134. a card body; 200. a fixing plate; 210. a linker; 212. an installation part; 202. a second through hole; 204. a first mounting groove; 206. a second mounting groove; 208. a limiting bulge; 220. a body; 222. air holes are formed; 224. avoiding holes; 300. a flexible locking member; 310. and a limiting rack.
Brief description of the drawingsthe accompanying drawings, which form a part of this application, are included to provide a further understanding of the invention, and are included to explain illustrative embodiments of the invention and the description thereof and are not to be considered limiting of the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In one embodiment, as shown in fig. 1 and 2, a locking unit is provided, which includes a connecting base 100 and a flexible locking member 300; the connecting seat 100 includes a first limiting member 110, a second limiting member 120 and a locking member 130, the first limiting member 110 includes a first limiting body 112 and a first inserting body 114 protruding the first limiting body 112, the first limiting member 110 has a first through hole 116 penetrating the first limiting body 112 and a first through groove 118 penetrating the first inserting body 114, the first through hole 116 is communicated with the first through groove 118; the second limiting member 120 includes a second limiting body 122 and a second inserting body 124 protruding the second limiting body 122, one end of the second inserting body 124 is provided with a first locking portion 126, one end of the second inserting body 124 can be inserted into the first through groove 118, so that the first locking portion 126 is in snap fit with the first limiting member 110, and the second limiting member 120 is provided with a second through groove 128 penetrating the second inserting body 124; one end of the locking member 130 is provided with a second locking portion 132, and one end of the locking member 130 can be inserted into the second through groove 128, so that the second locking portion 132 is in snap fit with the preset structure, and the other end of the locking member 130 is in limit fit with the first limiting member 110; two connecting seats 100 are arranged on the flexible locker 300 at intervals, and the connecting seats 100 are installed on the flexible locker 300 through the second stoppers 122.
When the locking unit is used, the connecting base 100 is inserted into the fixing plate 200 through the first insertion body 114, and the second insertion body 124 is inserted into the first through groove 118, so that the first locking portion 126 is in snap fit with the first limiting member 110; then, one end of the locking member 130 is inserted into the second through hole 128 through the first through hole 116, so that the second locking portion 132 is fastened and fixed to the fixing plate 200, the other end of the locking member 130 is used to fix the first limiting member 110 on the fixing plate 200, and meanwhile, the locking member 130 is inserted into the second through hole 128, so that the first locking portion 126 cannot be easily separated from the first limiting member 110. Thus, the first position-limiting body 112 and the second position-limiting body 122 are clamped on the fixing plate 200, and the first inserting body 114, the second inserting body 124 and the locking member 130 are matched to form a connecting structure for connecting the first position-limiting body 112 and the second position-limiting body 122. And the flexible locker 300 can be reliably fixed to the fixing plate 200 by the coupling socket 100, and the flexible locker 300 can be prevented from being released from the fixing plate 200.
It should be noted that flexible retaining member 300 can be implemented using any of a variety of techniques known in the art. This flexible retaining member 300 can be selected as required with the connected mode of second spacing body 122, because second spacing body 122 does not carry out plastic deformation along with fixed plate 200 for flexible retaining member 300 is not influenced with the connection reliability of second spacing body 122, is favorable to guaranteeing fixed unit's design effect.
Specifically, the flexible locking member 300 can be a locking cord, a strap, a chain, or the like.
On the basis of the above embodiment, further, the locking unit further includes a winder (not shown) for winding or unwinding the flexible locker 300, and the two ends of the flexible locker 300 are respectively provided with the connecting seats 100. Therefore, the spacing of the flexible locking member 300 on the two sides of the fixing plate 200 can be adjusted by using the retractor, and the implementation is easy.
It should be noted that the winder can be realized by any winding device with a self-locking function for winding ropes or belts.
Based on the above embodiment, as shown in FIG. 1, the second limiting body 122 is optionally provided with a first mounting hole 101 for mounting the flexible locker 300. In this manner, the first mounting hole 101 is utilized to facilitate the mounting of flexible retaining member 300. For example, the locking rope is passed through the first mounting holes 101 of the two connecting bodies 210, and then the fixing plate 200 is tightened as soon as possible by tightening the locking rope.
In the second embodiment, as shown in fig. 3 to 5 and referring to fig. 1 and 2, a locking unit is further provided, which includes a connecting seat 100 and a flexible locking member 300; the connecting seat 100 includes a first limiting member 110, a second limiting member 120 and a locking member 130, the first limiting member 110 includes a first limiting body 112 and a first inserting body 114 protruding the first limiting body 112, the first limiting member 110 has a first through hole 116 penetrating the first limiting body 112 and a first through groove 118 penetrating the first inserting body 114, the first through hole 116 is communicated with the first through groove 118; the second position-limiting member 120 includes a second position-limiting body 122 and a second inserting body 124 protruding the second position-limiting body 122, one end of the second inserting body 124 is provided with a first locking portion 126, one end of the second inserting body 124 can be inserted into the first through groove 118, so that the first locking portion 126 is in snap fit with the first position-limiting member 110, and the second position-limiting member 120 is provided with a second through groove 128 penetrating the second inserting body 124; one end of the locking member 130 is provided with a second locking portion 132, and one end of the locking member 130 can be inserted into the second through groove 128, so that the second locking portion 132 is in snap fit with the preset structure, and the other end of the locking member 130 is in limit fit with the first limiting member 110; two connecting seats 100 are arranged on the flexible locker 300 at intervals, and the connecting seats 100 are installed on the flexible locker 300 through the second stoppers 122. Wherein, the second limiting body 122 at one end of the flexible locking member 300 is provided with a first mounting hole 101 for mounting the flexible locking member 300; the second limiting body 122 at the other end of the flexible locking member 300 is provided with a second mounting hole 102 and a matching body 103, one end of the matching body 103 is fixedly arranged on the side wall of the second mounting hole 102, and the matching body 103 is provided with a latch 104 arranged in the second mounting hole 102; one end of the flexible locking member 300 is fixedly arranged on the connecting seat 100 through the first mounting hole 101, the other end of the flexible locking member 300 passes through the first mounting hole 101 and the second mounting hole 102, the flexible locking member 300 is provided with a limiting rack 310, and the limiting rack 310 is matched with the latch 104 in a locking manner.
When the locking unit is used, the connecting base 100 is inserted into the fixing plate 200 through the first inserting body 114, and the second inserting body 124 is inserted into the first through groove 118, so that the first locking portion 126 is in snap fit with the first limiting member 110; then, one end of the locking member 130 is inserted into the second through hole 128 through the first through hole 116, so that the second locking portion 132 is fastened and fixed to the fixing plate 200, the other end of the locking member 130 is used to fix the first limiting member 110 on the fixing plate 200, and meanwhile, the locking member 130 is inserted into the second through hole 128, so that the first locking portion 126 cannot be easily separated from the first limiting member 110. Thus, the first position-limiting body 112 and the second position-limiting body 122 are clamped on the fixing plate 200, and the first inserting body 114, the second inserting body 124 and the locking member 130 are matched to form a connecting structure for connecting the first position-limiting body 112 and the second position-limiting body 122. And the flexible locker 300 can be reliably fixed to the fixing plate 200 by the coupling socket 100, and the flexible locker 300 can be prevented from being released from the fixing plate 200. Meanwhile, one end of the flexible locking member 300 can be fixed through the first mounting hole 101, and the other end of the flexible locking member 300 passes through the first mounting hole 101 and the second mounting hole 102, so that the limiting rack 310 is in locking fit with the latch 104.
Further, the mating body 103 is elastically disposed, and the connecting base 100 further includes a fixing member, which is inserted into a gap between the second mounting hole 102 and the mating body 103, so that the latch 104 is pressed against the second mounting hole. In this manner, when it is necessary to move flexible locking member 300, the fastener is pulled out, so that engaging body 103 can be bent to make limit rack 310 misaligned with latch 104, so that flexible locking member 300 can reciprocate in second mounting hole 102. When the fixing is needed, the matching body 103 is reset, so that the limiting rack 310 is clamped with the latch 104, and the flexible locking member 300 is fixed on the second limiting body 122; and the insert fixing piece is inserted into the gap between the second mounting hole 102 and the limiting rack 310, so that the latch 104 is pressed against the second mounting hole, and the fixing reliability of the limiting rack 310 and the latch 104 is further ensured.
It should be noted that in the first or second embodiment, the second limiting body 122 utilizes the second through groove 128 to make the first clamping portion 126 deformable, so as to facilitate the plastic deformation insertion and the subsequent rebound clamping and fixing engagement of the first clamping portion 126. The locking member 130 is inserted into the second through slot 128, which is beneficial to prevent the first locking portion 126 from being deformed, so that the first locking portion 126 and the first limiting member 110 are firmly locked and engaged.
Based on the first or second embodiment, as shown in fig. 1 and 2, in an embodiment, the first limiting member 110 is provided with a slot 105, and the other end of the locking member 130 is provided with a locking body 134 which is in snap fit with the slot 105. Thus, the locking member 130 can be fixed on the first limiting member 110 by the cooperation of the engaging groove 105 and the engaging body 134, so that the locking member 130 can fix the first limiting member 110 on the fixing plate 200, and at the same time, the first engaging portion 126 can be prevented from being deformed, so that the first engaging portion 126 and the first limiting member 110 can be firmly engaged.
On the basis of the first or second embodiment, as shown in fig. 1 and 2, in an embodiment, the first locking portion 126 is in a hook shape; or/and the second locking portion 132 is in the shape of a hook. So, utilize the pothook structure to carry out the solid cooperation of card, be convenient for insert and reach the preset position, under the effort of rebounding again, the pothook carries out the solid cooperation of card with the position that corresponds. If the first locking portion 126 is snap-fitted with the first limiting member 110, the second locking portion 132 is snap-fitted with the fixing plate 200.
As shown in fig. 6 to 8, in an embodiment, a shaping device is provided, which includes the locking unit of the first embodiment, and further includes a plastic fixing plate 200, the fixing plate 200 includes two connecting bodies 210 arranged at an interval, the connecting body 210 is provided with a mounting portion 212, the mounting portion 212 is provided with a second through hole 202 for the first insertion body 114 to pass through, the first insertion body 114 is inserted into the second through hole 202, and the first limiting body 112 is in limit fit with the outer edge of the second through hole 202, and the preset structure is the outer edge of the second through hole 202.
When the fixing device is assembled, the first inserting body 114 is inserted into the fixing plate 200 through one port of the second through hole 202, and the second inserting body 124 is inserted into the first through groove 118 from the other port of the second through hole 202, so that the first clamping portion 126 is in snap fit with the first limiting member 110; then, one end of the locking member 130 is inserted into the second through hole 128 through the first through hole 116, so that the second locking portion 132 is fastened and fixed to the fixing plate 200, the other end of the locking member 130 is used to fix the first limiting member 110 on the fixing plate 200, and meanwhile, the locking member 130 is inserted into the second through hole 128, so that the first locking portion 126 cannot be easily separated from the first limiting member 110. Thus, the first position-limiting body 112 and the second position-limiting body 122 are clamped on the fixing plate 200, and the first inserting body 114, the second inserting body 124 and the locking member 130 are matched to form a connecting structure passing through the second through hole 202 and connecting the first position-limiting body 112 and the second position-limiting body 122. And the flexible locker 300 can be securely fixed to the fixing plate 200 using the coupling socket 100.
When the shaping device is used, the fixing plate 200 is heated, so that the fixing plate 200 can be heated and shaped. In this process, the connecting seat 100 is not deformed, so that the fixing plate 200 can be wrapped along the bone direction of the patient; while one end of the flexible locker 300 is fixed by one connecting seat 100 and the other end is fixed by the other connecting seat 100. Utilize fixed plate 200 to accomplish the skeleton and stereotype the back, taut and adjustment flexible retaining member 300 length between two connectors 210, this in-process, flexible retaining member 300 can not take place to loosen with connecting seat 100 and take place to loosen and take off, or takes place to loosen and take off between connecting seat 100 and the fixed plate 200 for the clearance between two connectors 210 on the fixed plate 200 is suitable, can guarantee the skeleton effect of stereotyping. This setting device has used this locking unit for flexible retaining member 300 is reliably connected with fixed plate 200, can guarantee the design effect after moulding, is favorable to guaranteeing the bone healing effect.
On the basis of any of the above embodiments, as shown in fig. 5 and 7, in an embodiment, the mounting portion 212 further has a first mounting groove 204 and a second mounting groove 206 disposed at two ends of the second through hole 202, the first mounting groove 204 is in limit fit with the first position-limiting body 112, and the second mounting groove 206 is in limit fit with the second position-limiting body 122. Thus, the first mounting groove 204 is utilized to mount the first position-limiting body 112, so that the first position-limiting body 112 is more firmly fixed, and the first position-limiting body 112 can be hidden in the fixing plate 200; similarly, the second positioning groove 206 is utilized to install the second position-limiting body 122, so that the second position-limiting body 122 is more firmly fixed, and the second position-limiting body 122 can be hidden in the fixing plate 200.
Further, as shown in fig. 7, the second mounting groove 206 is provided with two limiting protrusions 208, and the two limiting protrusions 208 are spaced apart from each other to limit the rotation range of the second locking portion 132. Thus, the second locking portion 132 can only rotate within a predetermined range by the cooperation of the two limiting protrusions 208, so that the connection position of the locking unit can be flexibly adjusted according to the bone direction, and the locking unit can be better fixed.
On the basis of any of the above embodiments, as shown in fig. 6 and 8, in an embodiment, the fixing plate 200 further includes a body 220, the two connecting bodies 210 are disposed on two sides of the body 220, and the body 220 is provided with a hollow hole. So, have better gas permeability through setting up the fretwork hole, can adapt to the design needs of different fracture positions.
Further, the hollow holes are parallel to each other, and the connecting body 210 has a bending portion or a bending portion. So, be favorable to the tensile after the plastic deformation of fixed plate 200 for fixed plate 200 laminates the skeleton better, makes the skeleton design more accurate.
In addition to any of the above embodiments, as shown in fig. 6 and 8, in an embodiment, the body 220 further has an avoiding hole 224 for a finger or a toe to pass through. Thus, the avoiding hole 224 enables the fingers or toes to extend out, so that the fixing plate 200 can be used in the process of fracture setting and reduction treatment at the palm, sole, wrist or ankle position, the use of the fingers or toes is not affected, and the air permeability is better.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A locking unit, comprising:
the connecting seat comprises a first limiting part, a second limiting part and a locking part, the first limiting part comprises a first limiting body and a first inserting body protruding out of the first limiting body, the first limiting part is provided with a first through hole penetrating through the first limiting body and a first through groove penetrating through the first inserting body, and the first through hole is communicated with the first through groove; the second limiting part comprises a second limiting body and a second inserting body protruding out of the second limiting body, a first clamping part is arranged at one end of the second inserting body, one end of the second inserting body can be inserted into the first through groove, so that the first clamping part is in clamping fit with the first limiting part, and the second limiting part is provided with a second through groove penetrating through the second inserting body; one end of the locking piece is provided with a second clamping part, the second clamping part can penetrate through the first through hole and be inserted into the second through groove, so that the second clamping part is fixed with the fixing plate in a buckling mode, and the other end of the locking piece is in limit fit with the first limiting piece; and
the flexible locking piece, the interval is provided with two on the flexible locking piece the connecting seat, the connecting seat passes through the second spacing body install in on the flexible locking piece.
2. The locking unit according to claim 1, wherein the first limiting member is provided with a locking groove, and the other end of the locking member is provided with a locking body which is in snap fit with the locking groove.
3. The locking unit of claim 1, wherein the first latching portion is hook-shaped; or/and the second clamping part is in a clamping hook shape.
4. The locking unit of claim 1, further comprising a winder for winding or unwinding the flexible locking member, wherein the two ends of the flexible locking member are respectively provided with the connecting seats.
5. The locking unit of any one of claims 1 to 4 wherein the second spacing body is provided with a first mounting aperture for mounting a flexible locking member.
6. A locking unit according to any one of claims 1 to 3 wherein the second position-limiting body at one end of the flexible locking member is provided with a first mounting hole for mounting the flexible locking member; the second limiting body at the other end of the flexible locking piece is provided with a second mounting hole and a matching body, one end of the matching body is fixedly arranged on the side wall of the second mounting hole, and the matching body is provided with a latch arranged in the second mounting hole; one end of the flexible locking piece is fixedly arranged on the connecting seat through the first mounting hole, the other end of the flexible locking piece penetrates through the first mounting hole and the second mounting hole, the flexible locking piece is provided with a limiting rack, and the limiting rack is matched with the clamping teeth in a locking mode.
7. The locking unit of claim 6, wherein the mating body is elastically arranged, the connecting base further comprises a fixing member inserted into a gap between the second mounting hole and the mating body, so that the latch is pressed.
8. A setting device, characterized in that, includes the locking unit of any one of claims 1 to 5, still includes the fixed plate of plasticity, the fixed plate includes two connectors that the interval set up, the connector is equipped with the installation department, the installation department is equipped with the second through-hole that supplies first inserted body passes, first inserted body is inserted and is located in the second through-hole, just first spacing body with the spacing cooperation in outer border of second through-hole.
9. The sizing device according to claim 8, wherein the mounting portion is further provided with a first mounting groove and a second mounting groove which are arranged at two ends of the second through hole, the first mounting groove is in limit fit with the first limiting body, and the second mounting groove is in limit fit with the second limiting body.
10. The fixing device according to claim 9, wherein the second mounting groove is provided with two limiting protrusions, and the two limiting protrusions are spaced apart from each other to limit a rotation range of the second engaging portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701289.5A CN111920567B (en) | 2020-07-20 | 2020-07-20 | Setting device and locking unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701289.5A CN111920567B (en) | 2020-07-20 | 2020-07-20 | Setting device and locking unit |
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| CN111920567A CN111920567A (en) | 2020-11-13 |
| CN111920567B true CN111920567B (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010701289.5A Active CN111920567B (en) | 2020-07-20 | 2020-07-20 | Setting device and locking unit |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209216001U (en) * | 2018-12-20 | 2019-08-06 | 新华三信息技术有限公司 | Locking system and module card |
| CN110101175A (en) * | 2019-06-12 | 2019-08-09 | 蔡汉荣 | A kind of pressing lock |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3060130B1 (en) * | 2014-02-19 | 2022-11-02 | Qfix Systems, LLC | Adjustable apparatus for immobilizing a patient |
| CN105370995B (en) * | 2015-12-17 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | A kind of pipeline mount cable-tie assembly |
| EP3498236A4 (en) * | 2016-08-10 | 2020-04-01 | Reflepro Japan Co., Ltd. | Device for correcting nail deformity |
| CN209112748U (en) * | 2018-10-26 | 2019-07-16 | 温州惠达塑料有限公司 | A kind of band component |
| CN209241001U (en) * | 2018-12-27 | 2019-08-13 | 浙江天超电器有限公司 | A kind of band structure of fixed car harness |
| CN209217358U (en) * | 2019-01-23 | 2019-08-06 | 浙江天超电器有限公司 | A kind of connector installation structure and its connector for automobile lamp |
| CN209776771U (en) * | 2019-02-21 | 2019-12-13 | 中山市安贝尔塑胶制品有限公司 | Swimming groveling ring for infants |
| CN209769231U (en) * | 2019-04-03 | 2019-12-13 | 歌尔科技有限公司 | Wrist-worn device |
| CN210227145U (en) * | 2019-07-03 | 2020-04-03 | 立讯电子科技（昆山）有限公司 | Watchband connecting mechanism and watch |
-
2020
- 2020-07-20 CN CN202010701289.5A patent/CN111920567B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209216001U (en) * | 2018-12-20 | 2019-08-06 | 新华三信息技术有限公司 | Locking system and module card |
| CN110101175A (en) * | 2019-06-12 | 2019-08-09 | 蔡汉荣 | A kind of pressing lock |
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| CN111920567A (en) | 2020-11-13 |
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