CN115301604A - A kind of bone needle cleaning device for external fixation bracket - Google Patents

Abstract

The invention is applicable to the technical field of bone needle cleaning, and provides a bone needle cleaning device for an external fixation bracket, comprising: a bearing component, which includes a bearing seat, the bearing seat is provided with a plurality of placement holes and through holes, and the placement holes are provided with Clamping ring, a first screw rod is arranged on the clamping ring, a first threaded pipe and a rotating shaft are arranged in the bearing seat, a first belt is connected between the rotating shaft and the first threaded pipe, and a first belt is arranged in the side walls on both sides of the bearing seat. Two threaded pipes, the second threaded pipe is provided with a second screw connecting the splines; the moving assembly includes a third screw, the top surface of the bearing seat is provided with a third screw and a half-threaded groove, and both the cleaning cavity and the disinfection cavity are provided with lifts The lifting frame is provided with a fourth screw rod, the top surface of the lifting frame is provided with a limit block, the bottom surface of the bearing seat is provided with a limit groove, a brush rod is rotated in the cleaning cavity, and a movable plate is passed through the brush rod. In this way, the present invention can automatically complete the cleaning, sterilization and unloading of the bone needle, thereby improving the work efficiency and ensuring a good cleaning effect.

Description

A bone needle cleaning device for external fixation bracket

technical field

The invention relates to the technical field of bone needle cleaning, in particular to a bone needle cleaning device for an external fixation bracket.

Background technique

After fracture surgery, in order to avoid damage to the soft tissue (especially the periosteum) at the fracture end, and to prevent the slow growth of the bone in the later stage due to the lack of blood circulation at the fracture end, or even nonunion and osteonecrosis, doctors often use external fixation brackets for fracture support and fixation. Fracture site. The external fixator generally includes a fixation bracket and several bone needles, wherein the bone needles need to be inserted into the patient's bone during use.

During the production process of bone needles, impurities such as steel slag and dust will adhere to the surface. Before the bone needles are packaged and sold, the bone needles need to be cleaned and disinfected. Because the bone needles are relatively slender, the bone needles are slender in the prior art. Manual cleaning is mostly used for cleaning, but the efficiency of manual cleaning is low and cannot meet the needs of factory production.

In summary, there are obviously inconveniences and defects in the actual use of the prior art, so it is necessary to improve it.

Contents of the invention

In view of the above-mentioned defects, the object of the present invention is to provide a bone needle cleaning device for external fixation brackets, which has a simple structure and is easy to use. , Disinfection and cutting, which improves the work efficiency, and the brush rod rotates and scrubs the bone needles, which can ensure a good cleaning effect.

In order to achieve the above object, the present invention provides a bone needle cleaning device for external fixation brackets, comprising: a housing, in which a cleaning chamber, a disinfection chamber and a feeding chamber are sequentially arranged, and a power chamber is provided below the cleaning chamber and the disinfection chamber The bearing assembly includes a bearing seat and a rotating shaft, and a number of placement holes and through holes are arranged alternately on the bearing seat, and two clamping rings are arranged in the placement holes, and a first clamping ring is provided on the clamping ring. Screw, the first threaded tube that matches the first screw is installed in the bearing seat, the rotating shaft is installed in the bearing seat, and the first belt is connected between the rotating shaft and the first threaded tube. The side walls are provided with second threaded pipes, the second threaded pipes are provided with second screw rods, the second screw rods are provided with splines, and the side walls at both ends of the rotating shaft are provided with key grooves. The spline outer cover is provided with a second spring, the side wall of the bearing seat is elastically provided with a clamping plate, and the inner side wall of the housing is provided with a chute; the moving assembly includes a rotatable third screw rod and a fourth screw, the third screw is set on the top of the housing, the top surface of the bearing seat is provided with a half-thread groove, the cleaning chamber and the disinfection chamber are provided with a lifting frame, and the lifting frame is provided with a fourth screw, The top surface of the lifting frame is provided with a limit block, the bottom surface of the bearing seat is provided with a limit groove, the cleaning chamber is rotated and provided with a brush rod matched with the through hole, and the bottom of the brush rod is provided with a screw thread. , the brush rod is pierced with a movable plate, and a third spring is arranged between the movable plate and the cleaning chamber.

According to the bone needle cleaning device for external fixation brackets of the present invention, the side wall of the lifting frame is provided with an extension block that penetrates into the side wall of the housing, the fourth screw passes through the extension block, and the fourth screw rod passes through the extension block. The bottom end of the bottom end penetrates into the power chamber and is connected to the second gear, and a chain is connected between several of the second gears. The first gear meshing with the chain is arranged in the power chamber, and the first gear is connected to the second driving member. The second driving member is arranged in the power chamber.

According to the bone needle cleaning device for external fixation brackets of the present invention, the number of the third screw rods is two, and a second belt is connected between the two third screw rods, and one of the third screw rods passes through the housing and is connected to the first drive The first driving member is arranged on the outer wall of the casing.

According to the bone needle cleaning device for external fixation brackets of the present invention, a baffle is slidably provided on one side wall of the cleaning chamber.

According to the bone needle cleaning device for external fixation brackets of the present invention, the outer wall of the housing is provided with a supporting plate that cooperates with the baffle plate, and the bottom surface of the supporting plate is connected with the side wall of the housing. Reinforcing rod.

According to the bone needle cleaning device for external fixation brackets of the present invention, elastic blocks are provided on the inner side walls of the clamping rings.

According to the bone needle cleaning device for external fixation brackets of the present invention, the top of the cleaning chamber is provided with a feeding port, the bottom of the feeding chamber is provided with a discharge port, and the bottom side walls of the cleaning chamber and the disinfection chamber are provided with There is a drain pipe.

According to the bone needle cleaning device for external fixation brackets of the present invention, the top surface of the housing is slidably provided with a cover plate matched with the feed inlet, and the top surface of the cover plate is provided with a handle.

According to the bone needle cleaning device for external fixation brackets of the present invention, a collection box is provided below the discharge port.

The purpose of the present invention is to provide a bone needle cleaning device for external fixation brackets. By setting the bearing assembly, it can drive a number of first threaded tubes to rotate through the rotating shaft, so that the clamping ring can be clamped (or loosened), and the bone needles can be avoided during the cleaning process. It is not only convenient for users to load materials, but also can realize automatic unloading; by setting the mobile component, the cleaning, disinfection and unloading of bone needles can be completed automatically, which improves the work efficiency, and the brush rod can rotate and scrub the bone needles, A good cleaning effect can be guaranteed. To sum up, the beneficial effects of the present invention are: it is not only convenient for users to load materials, but also can be automatically unloaded, and can also automatically complete the cleaning, disinfection and unloading of bone needles, which improves work efficiency, and the brush rod has no impact on bone needles. Needle rotating brush to ensure good cleaning effect.

Description of drawings

Fig. 1 is a schematic view of the structure of the present invention, Fig. 2 is a front sectional view of the present invention, Fig. 3 is a schematic view of the structure at the bearing seat, Fig. 4 is a top view sectional view of the bearing seat, Fig. 5 is an enlarged schematic view of the structure of part A of Fig. 4 , and Fig. 6 is a clip The front sectional view of the tightening ring, and Figure 7 is a top sectional view of the power chamber.

In the figure: 1-housing, 11-cleaning chamber, 12-sterilizing chamber, 13-feeding chamber, 14-power chamber, 15-cover plate, 151-handle, 16-supporting plate, 161-strengthening rod, 17 - Baffle plate, 2- bearing assembly, 21- bearing seat, 211- half thread groove, 22- placement hole, 23- clamping ring, 231- first screw rod, 232- limit rod, 233- elastic block, 24- The first threaded pipe, 241-the first belt, 25-through hole, 26-the second threaded pipe, 27-the second screw, 271-spline, 28-rotating shaft, 29-card plate, 3-moving assembly, 31- The first driver, 311-the third screw, 312-the second belt, 32-the second driver, 321-the first gear, 33-the fourth screw, 331-the second gear, 332-chain, 34-lift frame , 341-limiting block, 35-hair brush rod, 36-movable plate, 4-collection box.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Referring to Figures 1 to 7, the present invention provides a bone needle cleaning device for external fixation brackets, which includes a housing 1, a carrying assembly 2 and a moving assembly 3, and the housing 1 is provided with a cleaning chamber 11, a disinfection chamber 12 and The feeding chamber 13, wherein the top of the cleaning chamber 11 is provided with a feeding port, the bottom of the feeding chamber 13 is provided with a discharge port, the cleaning chamber 11 slides away from the side wall of the disinfection chamber 12 and is provided with a baffle plate 17, and the cleaning chamber 11 and The bottom side walls of the disinfection chamber 12 are all provided with drain pipes (not shown in the figure).

Referring to Figures 1 to 6, the bearing assembly 2 includes a bearing seat 21, a placement hole 22, a clamping ring 23, a first screw rod 231, a first threaded pipe 24, a first belt 241, a through hole 25, a second threaded pipe 26, The second screw 27 , the spline 271 , the rotating shaft 28 and the clamping plate 29 . The bearing seat 21 is arranged in the housing 1, and a number of placement holes 22 and through holes 25 are alternately arranged on the bearing seat 21 (the arrangement form is that four through holes 25 are evenly arranged around each placement hole 22), and each placement hole 22 are provided with two clamping rings 23, and the clamping rings 23 are all fixedly connected with the first screw rod 231 penetrating into the side wall of the placement hole 22, and the bearing seat 21 is provided with a number of accommodation chambers, and the side walls of the accommodation chambers are rotatably connected to each other. There is a first threaded pipe 24 matched with the first screw rod 231, and the thread directions of the first threaded pipes 24 corresponding to the two clamping rings 23 in the same installation hole 22 are opposite. When the first threaded pipe 24 rotates, the two clamps The tight ring 23 can move closer (or farther away) synchronously. The rotating shaft 28 is arranged in the bearing seat 21, and the first belt 241 is connected between the rotating shaft 28 and the first threaded pipe 24, so that the rotating shaft 28 can drive several first threaded pipes 24 to rotate synchronously. Connected with a second threaded pipe 26, the second threaded pipe 26 is provided with a second screw 27, one end of the second screw 27 located in the bearing seat 21 is fixedly connected with a spline 271, and the side walls at both ends of the rotating shaft 28 are provided with The spline 271 cooperates with the keyway. When the second screw rod 27 moves toward the bearing seat 21, through the cooperation between the second screw rod 27 and the second threaded tube 26, the second screw rod 27 can drive the rotating shaft 28 to rotate, and the two second screw rods The thread direction of the pipe 26 is opposite, and a first spring is provided between the second screw rod 27 and the bearing seat 21, and the first spring is sleeved outside the spline 271 (pads are provided at both ends of the first spring to prevent the rotation of the spline 271 from causing The first spring is damaged (this is the prior art, and will not be repeated in the present invention), the first spring can make the second screw rod 27 reset automatically, and when the first spring is in a natural state, the two clamping rings 23 abut against each other. The two side walls of the bearing seat 21 are slidingly provided with clamping plates 29, and a plurality of second springs are arranged between the clamping plates 29 and the bearing seat 21. The plate 29 cooperates with the chute to ensure that the bearing seat 21 will not fall off, and the top edge and the bottom edge of the protruding end of the clamping plate 29 are provided with chamfers, which is convenient for the clamping plate 29 to cooperate with the chute.

1 to 7, the moving assembly 3 includes a first drive 31, a third screw 311, a second belt 312, a second drive 32, a first gear 321, a fourth screw 33, a second gear 331, and a chain 332 , lifting frame 34, limit block 341, brush rod 35 and movable plate 36. The top of the housing 1 near the side walls on both sides is provided with a third screw 311. One of the third screws 311 passes through the side wall of the housing 1 and is fixedly connected to the first driving member 31. The first driving member 31 is arranged on the housing. On the outer wall of the body 1, a second belt 312 is connected between the two third screw rods 311, so that the first driving member 31 can drive the two third screw rods 311 to rotate synchronously, and the top surface of the bearing seat 21 is provided with two half thread grooves 211 , the two half-thread grooves 211 correspond to the two third screw rods 311 one-to-one, when the clamping plate 29 cooperates with the chute, the third screw rod 311 cooperates with the half-thread groove 211, and the rotation of the third screw rod 311 can drive the bearing seat 21 in the The reciprocating horizontal movement is carried out in the casing 1 . Cleaning chamber 11 and disinfection chamber 12 are all provided with elevating frame 34, and elevating frame 34 top surfaces are all provided with limit block 341, and bearing seat 21 bottom surface is provided with the limit groove that cooperates with limit block 341, when limit block 341 and When the limit slots are matched, the lifting frame 34 can drive the bearing seat 21 to perform a reciprocating lifting movement. The side wall of the lift frame 34 parallel to the third screw 311 is provided with an extension block penetrating into the side wall of the housing 1, and the extension block is provided with a fourth screw 33, and the fourth screw 33 is rotatably connected to the inner wall of the housing 1. The bottom of the cleaning chamber 11 and the disinfection chamber 12 is provided with a power chamber 14, the bottom end of the fourth screw rod 33 penetrates into the power chamber 14 and is fixedly connected to the second gear 331, and the four second gears 331 are connected with a chain 332, and the bottom surface of the power chamber 14 is provided with There is a second driving member 32, the top of the second driving member 32 is connected to the first gear 321, and the first gear 321 engages with the chain 332, so that the second driving member 32 can drive the four fourth screw rods 33 to rotate synchronously. The bottom surface of the cleaning chamber 11 is rotated to be provided with some brush bars 35, and the brush bars 35 correspond to the through holes 25 one by one. The top ring of the brush bars 35 is provided with some brushes, and the bottom of the brush bars 35 is provided with threads. Slide is provided with movable plate 36, is provided with some threaded holes on movable plate 36, and threaded hole cooperates with the screw thread at the bottom of brush rod 35, when lifting frame 34 presses movable plate 36 down, screw thread on threaded hole and brush rod 35 Under the cooperation effect, hairbrush bar 35 rotations, bone needle is scrubbed, be provided with some third springs between movable plate 36 bottom surfaces and cleaning chamber 11 bottom surfaces, the 3rd spring guarantees movable plate 36 and can reset automatically.

Referring to FIG. 6 , preferably, the inner wall of the clamping ring 23 is fixed with elastic blocks 233 , which can prevent the clamping ring 23 from causing damage to the bone needle.

Referring to FIG. 6 , preferably, a plurality of limit rods 232 are fixedly connected to the side wall of the clamping ring 23 , and the limit rods 232 all penetrate into the accommodating cavity, so as to ensure the smooth movement of the clamping ring 23 .

Referring to Fig. 1 , preferably, a supporting plate 16 is fixedly connected to the outer wall of the housing 1, the supporting plate 16 can provide support for the baffle plate 17, and a reinforcing rod 161 is connected between the bottom surface of the supporting plate 16 and the outer wall of the housing 1, which can avoid Baffle plate 17 comes off.

Referring to Fig. 1, preferably, the top surface of the housing 1 is slidably provided with a cover plate 15, the cover plate 15 can cooperate with the feed inlet to prevent impurities from entering the cleaning chamber 11 and the disinfection chamber 12, and the top surface of the cover plate 15 is provided with a handle 151 , which is convenient for the user to open (or close) the cover plate 15 .

Referring to FIG. 1 , preferably, a collection box 4 is provided below the discharge opening to facilitate the collection of cleaned and sterilized bone needles.

Referring to Fig. 1 and Fig. 2, preferably, both the first driving member 31 and the second driving member 32 are rotating motors, which can provide sufficient power for the operation of the device.

During the implementation of the present invention: when the device is in the initial state, the carrying seat 21 is located above the cleaning chamber 11, and the limiting groove on the carrying seat 21 cooperates with the limiting block 341 on the lifting frame 34 at the cleaning chamber 11. At this time, The second screw 27 enters the bearing seat 21 under the extrusion of the side wall of the cleaning chamber 11, and the clamping ring 23 is in a relaxed state (that is, the side wall of the outer ring of the clamping ring 23 abuts against the inner wall of the placement hole 22), and the user places the baffle 17 is pushed into the housing 1, and the bone needles are sequentially inserted into the placement holes 22. The bottom ends of the bone needles abut against the top surface of the baffle plate 17. After the placement is completed, start the first driving part 31, and the first driving part 31 drives the third driving part 31. The screw rod 311 rotates, and at this time the clamping plate 29 cooperates with the chute, the bearing seat 21 moves until the second screw rod 27 is reset and stops, and the rotating shaft 28 drives the first threaded tube 24 to rotate so that the clamping ring 23 clamps the bone needle, and then the user Pull out the baffle 17. Start the second driving member 32 again, the first gear 321 drives some fourth screw rods 33 to rotate, and under the cooperation of the limit block 341 and the limit groove, the lifting frame 34 drives the bearing seat 21 to move downward, and the brush rod 35 passes through. into the through hole 25, when the lifting frame 34 squeezes the movable plate 36 downwards, under the cooperation of the threaded hole on the movable plate 36 and the screw thread at the bottom of the brush rod 35, the brush rod 35 rotates, and the brush on its top The bone needles are scrubbed, and when the lifting frame 34 rises, the movable plate 36 automatically resets under the action of the third spring, and the cleaning process is completed after the bearing seat 21 reciprocates several times (the user can adjust the reciprocating movement of the bearing seat 21 according to the actual situation) frequency). When the bearing seat 21 rises to the clamping plate 29 to cooperate with the chute, the half threaded groove 211 cooperates with the third screw rod 311, the first driver 31 is started, and the bearing seat 21 is moved to the top of the disinfection chamber 12, and the limit on the bearing seat 21 The position groove cooperates with the limit block 341 on the lifting frame 34 at the disinfection chamber 12, the second driving member 32 starts, the bearing seat 21 sinks into the disinfection chamber 12, the bone needles are soaked and disinfected by the disinfectant, and the bone needles are loaded after the disinfection is completed. The seat 21 rises to the half-thread groove 211 to cooperate with the third screw 311, the first driver 31 starts, the bearing seat 21 enters the feeding chamber 13, and the second screw 27 enters the bearing seat under the extrusion of the side wall of the feeding chamber 13 21, the second screw rod 27 drives the spline 271 to rotate during the movement, and the spline 271 drives the rotating shaft 28 to rotate, and the rotating shaft 28 drives a plurality of first threaded pipes 24 to rotate so that the clamping rings 23 in the same placement hole 22 are far away from each other, and the spicule Falling into the collection box 4, the first driving member 31 reverses to restore the bearing seat 21 to its original state.

The invention provides a bone needle cleaning device for an external fixation bracket. By setting a bearing assembly, a plurality of first threaded tubes can be driven to rotate through a rotating shaft, so that the clamping ring can be clamped (or loosened), and the bone needle can be prevented from falling off during the cleaning process. It is not only convenient for users to load materials, but also can realize automatic unloading; by setting the mobile components, the cleaning, disinfection and unloading of bone needles can be completed automatically, which improves the work efficiency, and the brush rod can rotate and scrub the bone needles, which can ensure Good cleaning effect. To sum up, the beneficial effects of the present invention are: it is not only convenient for users to load materials, but also can be automatically unloaded, and can also automatically complete the cleaning, disinfection and unloading of bone needles, which improves work efficiency, and the brush rod has no impact on bone needles. Needle rotating brush to ensure good cleaning effect.

Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding Changes and deformations should belong to the scope of protection of the appended claims of the present invention.

Claims (9)

1. A bone needle cleaning device for external fixation bracket, characterized in that, comprising: The housing is provided with a cleaning chamber, a disinfection chamber and a feeding chamber in sequence, and a power chamber is provided below the cleaning chamber and the disinfection chamber; The bearing assembly includes a bearing seat and a rotating shaft, and a number of placement holes and through holes are alternately arranged on the bearing seat, and two clamping rings are arranged in each of the placement holes, and a first screw rod is arranged on the clamping ring , the first threaded tube that cooperates with the first screw rod is rotated in the bearing seat, the rotating shaft is installed in the bearing seat, and the first belt is connected between the rotating shaft and the first threaded tube, and the two sides of the bearing seat The side walls are provided with second threaded pipes, the second threaded pipes are provided with second screw rods, splines are provided on the second screw rods, and key grooves are provided on the side walls at both ends of the rotating shaft. The spline outer cover is provided with a second spring, the side wall of the bearing seat is elastically provided with a clamping plate, and the inner side wall of the housing is provided with a chute; The moving assembly includes a rotatable third screw and a fourth screw, the third screw is set on the top of the housing, the top surface of the bearing seat is provided with a half-thread groove, and both the cleaning chamber and the disinfection chamber are equipped with a lift frame, the lifting frame is pierced with a fourth screw, the top surface of the lifting frame is provided with a limit block, the bottom surface of the bearing seat is provided with a limit groove, and the cleaning chamber is rotated to be provided with a through hole. The brush rod, the bottom of the brush rod is provided with threads, the brush rod is pierced with a movable plate, and a third spring is arranged between the movable plate and the cleaning chamber. 2. The bone needle cleaning device for external fixation bracket according to claim 1, characterized in that, the side wall of the lifting frame is provided with an extension block penetrating into the side wall of the housing, and the fourth screw rod passes through the The extension block, the bottom end of the fourth screw rod penetrates into the power chamber and connects to the second gear, and a chain is connected between a plurality of the second gears, the first gear meshing with the chain is arranged in the power chamber, and the first gear is connected to the chain. A gear is connected with the second driving part, and the second driving part is arranged in the power chamber. 3. The bone needle cleaning device for external fixation bracket according to claim 1, characterized in that, the quantity of the third screw rod is two, and a second belt is connected between the two third screw rods, and one of the third screw rods After going out of the housing, the first driving member is connected, and the first driving member is arranged on the outer wall of the housing. 4 . The bone needle cleaning device for external fixation bracket according to claim 1 , wherein a baffle is slidably provided on one side wall of the cleaning chamber. 4 . 5. The bone needle cleaning device for external fixation bracket according to claim 4, characterized in that, the outer wall of the housing is provided with a supporting plate that cooperates with the baffle plate, and the bottom surface of the supporting plate is in contact with the said baffle plate. A reinforcing rod is connected between the side walls of the casing. 6 . The bone needle cleaning device for external fixation bracket according to claim 1 , wherein elastic blocks are arranged on the inner side wall of the clamping ring. 7 . 7. The bone needle cleaning device for external fixation bracket according to claim 1, characterized in that, the top of the cleaning chamber is provided with an inlet, the bottom of the feeding chamber is provided with an outlet, and the cleaning chamber and Drainage pipes are arranged on the bottom side walls of the disinfection chamber. 8. The bone needle cleaning device for external fixation bracket according to claim 7, characterized in that, the top surface of the housing is slidably provided with a cover plate cooperating with the feed inlet, and the top surface of the cover plate is provided with handle. 9 . The bone needle cleaning device for external fixation brackets according to claim 7 , wherein a collection box is arranged below the outlet. 10 .

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