CN209928665U - Left-right hand interchanging device for oral cavity simulation practice - Google Patents
Left-right hand interchanging device for oral cavity simulation practice Download PDFInfo
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- CN209928665U CN209928665U CN201920259980.5U CN201920259980U CN209928665U CN 209928665 U CN209928665 U CN 209928665U CN 201920259980 U CN201920259980 U CN 201920259980U CN 209928665 U CN209928665 U CN 209928665U
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Abstract
The utility model discloses an oral cavity simulation is practiced thrift and is used left and right hands exchange device, including swing arm and two supports, the swing arm includes first sleeve pipe and connects in the swing arm pole in the first sleeve pipe outside, and the support includes the second sleeve pipe and connects in the head rod in the second sleeve pipe outside, and the upper and lower both ends of first sheathed tube dock a second sleeve pipe respectively to rotate through first revolving axle and second sleeve pipe and be connected. The utility model discloses use the revolving axle to rotate and connect two supports, left hand support and right hand support promptly, make and install the left and right hand tool on two supports through the tool holder each other can 180 degrees free adjustment positions, very big make things convenient for the personnel's adjustment tool position that the custom used the left hand.
Description
Technical Field
The utility model relates to an oral cavity simulation practice technical field specifically is to relate to an oral cavity simulation practice is with controlling hand exchange device.
Background
The most basic equipment in oral cavity simulation practice teaching is a head-simulating model, the head-simulating model has the function of simulating the pitching motion of a patient and a dental chair, and a head-simulating model system generally comprises a head-simulating model (comprising a head and a shoulder body), a treatment case, a connecting device, a left hand tool, a right hand tool and the like. The connecting device bears the moving function of the head-imitating model relative to the therapeutic case, and the motion to be completed by the connecting device is divided into two parts, namely front and back pitching motion and up and down lifting motion. The left and right hand tools are tools required by simulation actual operation in oral teaching, and comprise a three-purpose gun, a saliva sucking device, an oral lamp, a control terminal and the like, and are mounted or placed on a left hand support and a right hand support through tool holders for convenient operation taking, the left hand support and the right hand support are independently mounted on a treatment case and located on the left side and the right side of the head-imitating model, and an operator can conveniently take and control the tools at any time. Because people are operated by right hand, more tools are usually designed on the right-hand bracket, which causes great trouble for left-handed people to operate.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a hand exchange device about oral cavity simulation practice that makes things convenient for the operator to control hand tool position and exchange the regulation.
The technical scheme of the utility model is realized like this:
the utility model provides an oral cavity simulation is practiced thrift and is used left and right hands exchange device, includes swing arm and two supports, the swing arm include first sleeve pipe and connect in the swing arm pole in the first sleeve pipe outside, the support include the second sleeve pipe and connect in the head rod in the second sleeve pipe outside, the upper and lower both ends of first sleeve pipe dock one respectively the second sleeve pipe to through first revolving axle with the second sleeve pipe rotates and is connected.
Further, the first sleeve and the second sleeve are rotatably connected by a first rotating shaft, and the structure comprises: the first swivel shaft includes a first shaft body and a first shaft cap at one end of the first shaft body, a first positioning ring groove is formed on the outer surface of the first shaft body near the other end, a first stop ring edge is formed on the inner surface of the second sleeve, the first rotating shaft is arranged in the second sleeve, a first shaft body of the first rotating shaft is in threaded connection with the second sleeve, so that a first shaft cap of the first rotating shaft is stopped and positioned at the outer side of the first stopping annular edge, and the end part of the first shaft body penetrates out of the second sleeve and then is sleeved with the first sleeve, and can freely rotate relative to the first sleeve, a first positioning hole arranged along the radial direction is formed on the first sleeve, a first positioning pin shaft is fixedly arranged in the first positioning hole, and the inner end of the first positioning pin shaft penetrates through the first positioning hole and is inserted into the first positioning ring groove.
Furthermore, a first gasket is arranged between the first sleeve and the second sleeve support, and a first end cover is installed at the outer end of the second sleeve.
Furthermore, the support further comprises a rotating arm, a third sleeve and a fourth sleeve, the rotating arm is connected to the outer side of the third sleeve, the other end of the first connecting rod is connected to the outer side of the fourth sleeve, and the third sleeve is vertically butted with the fourth sleeve and is rotatably connected with the fourth sleeve through a second rotating shaft.
Further, the third sleeve and the fourth sleeve are rotatably connected by a second rotating shaft, and the structure comprises: the second revolving shaft comprises a second shaft body and a second shaft cap positioned at one end of the second shaft body, a second positioning ring groove is formed on the outer surface of the second shaft body close to the other end, a second stop ring edge is formed on the inner surface of the fourth sleeve, the second rotating shaft is arranged in the fourth sleeve, a second shaft body of the second rotating shaft is in threaded connection with the fourth sleeve, so that a second shaft cap of the second rotating shaft is stopped and positioned at the outer side of the second stopping annular edge, and the end part of the second shaft body penetrates out of the fourth sleeve and then is sleeved with the third sleeve, and can freely rotate relative to the third sleeve, a second positioning hole arranged along the radial direction is formed on the third sleeve, and a second positioning pin shaft is fixedly arranged in the second positioning hole, and the inner end of the second positioning pin shaft penetrates through the second positioning hole and is inserted into the second positioning ring groove.
Furthermore, a second gasket is arranged between the third sleeve and the fourth sleeve support, and a second end cover is installed at the outer end of the fourth sleeve.
Further, the swinging boom is the L type, including horizontal pole and montant, the horizontal pole connect in the sheathed tube outside of third, the montant is used for installing fixing tool's tool holder.
The utility model has the advantages that: the utility model provides a hand exchange device about oral cavity simulation is practised with uses the revolving axle to rotate and connects two supports, left hand support and right hand support promptly, makes and installs the hand tool about on two supports through the tool holder can 180 degrees free adjustment positions each other, very big has made things convenient for the personnel adjustment tool position of custom use left hand. And the middle parts of the two supports (the left-hand support and the right-hand support) are provided with rotating arms, so that the position of a tool can be further adjusted, and the tool is more convenient for an operator to take and control.
Drawings
FIG. 1 is a perspective view of the right-hand and left-hand interchanger for oral cavity simulation practice of the present invention;
FIG. 2 is a top view of the right-hand and left-hand interchanger for oral cavity simulation practice of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an exploded view of the right-hand and left-hand interchanger for oral cavity simulation practice of the present invention;
fig. 5 is a perspective view of the left-right hand interchanger for oral cavity simulation training of the present invention after the interchanging position.
Detailed Description
In order to clearly understand the technical content of the present invention, the following embodiments are specifically mentioned, which are only for the purpose of better understanding the content of the present invention and not for the purpose of limiting the scope of the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a left-right hand interchanging device for oral cavity simulation practice comprises a swing arm 1 and two supports 2, wherein the swing arm comprises a first sleeve 11 and a swing arm rod 12 connected to the outer side of the first sleeve, the supports comprise a second sleeve 21 and a first connecting rod 22 connected to the outer side of the second sleeve, the upper end and the lower end of the first sleeve are respectively butted with one second sleeve, and are rotatably connected with the second sleeve through a first rotating shaft 3. Therefore, the rotary shaft is used for rotatably connecting the two supports, namely the left-hand support and the right-hand support, 180-degree free adjustment of the positions of the two supports can be realized only by installing the swing arm on the treatment case, and further, the left and right hand tools installed on the tool holder can be adjusted in position by 180 degrees, so that great convenience is brought to the left-hand personnel for adjusting the positions of the tools.
Preferably, the first sleeve and the second sleeve are rotatably connected by a first rotating shaft, and the structure is as follows: the first swivel shaft comprises a first shaft body 31 and a first shaft cap 32 at one end of the first shaft body, a first positioning ring groove 311 is formed on the outer surface of the first shaft body near the other end, the inner surface of the second sleeve is formed with a first stop rim 211, the first rotating shaft is installed in the second sleeve, the first shaft body of the first rotating shaft is in threaded connection with the second sleeve, so that the first shaft cap of the first rotating shaft is stopped and positioned at the outer side of the first stopping annular edge, the end part of the first shaft body penetrates out of the second sleeve and then is sleeved with the first sleeve, and can freely rotate relative to the first sleeve, a first positioning hole 111 arranged along the radial direction is formed on the first sleeve, and a first positioning pin shaft 4 is fixedly arranged in the first positioning hole, and the inner end of the first positioning pin shaft penetrates through the first positioning hole and is inserted into the first positioning ring groove. Like this, first gyration axle is fixed through first axle body and sheathed tube threaded connection of second to cooperation between the first backstop ring edge of formation in through first axle cap and the second sleeve, axial positioning is carried out in the cooperation between first locating pin axle and the first locating ring groove, prevent that threaded connection is not hard up, realize the function of first gyration axle fixed mounting between first sleeve and second sleeve, moreover, the steam generator is simple in structure, assembly convenient operation, and be favorable to first sleeve to rotate for the sheathed tube relative of second.
In other embodiments, according to actual needs, when the rotation angle of the bracket relative to the swing arm needs to be limited, for example, when the maximum rotation angle is 120 degrees, a guide pillar and a guide groove may be disposed on an end surface of the first sleeve opposite to the second sleeve, for example, the guide pillar is disposed on the end surface of the first sleeve, and the guide groove is disposed on the end surface of the second sleeve, and the guide groove is in a circular arc shape, for example, the arc is 120 degrees. Therefore, when the support rotates relative to the swing arm, the guide pillar slides in the guide groove, when the maximum angle is reached, the support is positioned, and the support can not rotate relative to the swing arm.
Preferably, a first gasket 5 is arranged between the first sleeve and the second sleeve bracket, and a first end cover 6 is mounted at the outer end of the second sleeve. Thus, by providing the first washer between the first sleeve and the second sleeve, wear between the first sleeve and the second sleeve may be reduced. The first pivot axis can be protected by providing a first end cap.
Preferably, the bracket further comprises a rotating arm 23, a third sleeve 24 and a fourth sleeve 25, the rotating arm is connected to the outer side of the third sleeve, the other end of the first connecting rod is connected to the outer side of the fourth sleeve, and the third sleeve and the fourth sleeve are in up-and-down butt joint and are rotatably connected through a second rotating shaft 7. Like this, at two supports (left hand support and right hand support) middle parts design the swinging boom, the position of adjustment instrument that can be further, more makes things convenient for the operator to take and control. In this embodiment, the middle parts of the two supports are provided with the rotating arms, in other embodiments, one support can be provided with the rotating arm, and the other support is not provided with the rotating arm.
Preferably, the third sleeve and the fourth sleeve are rotatably connected by a second rotating shaft, and the structure is as follows: the second rotating shaft comprises a second shaft body 71 and a second shaft cap 72 at one end of the second shaft body, a second positioning ring groove is formed on the outer surface of the second shaft body close to the other end, a second stop ring edge is formed on the inner surface of the fourth sleeve, the second rotating shaft is arranged in the fourth sleeve, a second shaft body of the second rotating shaft is in threaded connection with the fourth sleeve, so that a second shaft cap of the second rotating shaft is stopped and positioned at the outer side of the second stopping annular edge, and the end part of the second shaft body penetrates out of the fourth sleeve and then is sleeved with the third sleeve, and can freely rotate relative to the third sleeve, a second positioning hole arranged along the radial direction is formed on the third sleeve, and a second positioning pin shaft is fixedly arranged in the second positioning hole, and the inner end of the second positioning pin shaft penetrates through the second positioning hole and is inserted into the second positioning ring groove. Similarly, the second rotating shaft is fixed through the threaded connection of the second shaft body and the fourth sleeve, and is axially positioned through the matching between the second shaft cap and the second stop ring edge formed in the fourth sleeve and the matching between the second positioning pin shaft and the second positioning ring groove, so that the threaded connection is prevented from loosening, the fixed installation function of the second rotating shaft between the third sleeve and the fourth sleeve is realized, the structure is simple, the assembly operation is convenient, and the relative rotation of the third sleeve relative to the fourth sleeve is facilitated.
Preferably, a second gasket 8 is arranged between the third sleeve and the fourth sleeve bracket, and a second end cap 9 is installed at the outer end of the fourth sleeve. In this way, by providing the second gasket between the third sleeve and the fourth sleeve, wear between the third sleeve and the fourth sleeve can be reduced. The second pivot axis can be protected by providing a second end cap.
Preferably, the rotating arm is L-shaped and includes a cross rod 231 and a vertical rod 232, the cross rod is connected to the outer side of the third sleeve, and the vertical rod is used for installing the tool holder 100 for fixing the tool. Thus, the left and right hand tools can be mounted or placed on two supports, namely the left and right hand supports, through the tool holders.
The above embodiments have been described in detail with reference to the accompanying drawings. Those skilled in the art can make various modifications and changes to the above embodiments without departing from the spirit of the present invention, and the scope of the present invention is also covered by the appended claims.
Claims (7)
1. A left-right hand interchanging device for oral cavity simulation practice is characterized in that: including swing arm (1) and two supports (2), the swing arm includes first sleeve pipe (11) and connects in swing arm pole (12) in the first sleeve pipe outside, the support includes second sleeve pipe (21) and connect in head rod (22) in the second sleeve pipe outside, the upper and lower both ends of first sleeve pipe dock one respectively the second sleeve pipe to through first pivot (3) with the second sleeve pipe rotates and is connected.
2. The right-hand and left-hand interchanging device for oral cavity simulation practice according to claim 1, wherein: the structure that the first sleeve and the second sleeve are rotatably connected through a first rotating shaft is as follows: the first rotary shaft comprises a first shaft body (31) and a first shaft cap (32) located at one end of the first shaft body, a first positioning ring groove (311) is formed in the position, close to the other end, of the outer surface of the first shaft body, a first stopping ring edge (211) is formed on the inner surface of a second sleeve, the first rotary shaft is installed in the second sleeve, the first shaft body of the first rotary shaft is in threaded connection with the second sleeve, the first shaft cap of the first rotary shaft is positioned outside the first stopping ring edge in a stopping mode, the end portion of the first shaft body penetrates out of the second sleeve and then is connected with the first sleeve in a sleeved mode and can freely rotate relative to the first sleeve, a first positioning hole (111) arranged along the radial direction is formed in the first sleeve, and a first positioning pin shaft (4) is fixedly arranged in the first positioning hole, the inner end of the first positioning pin shaft penetrates through the first positioning hole and is inserted into the first positioning ring groove.
3. The right-hand and left-hand interchanging device for oral cavity simulation practice according to claim 2, wherein: a first gasket (5) is arranged between the first sleeve and the second sleeve support, and a first end cover (6) is installed at the outer end of the second sleeve.
4. The right-hand and left-hand interchanging device for oral cavity simulation practice according to claim 1, wherein: the support further comprises a rotating arm (23), a third sleeve (24) and a fourth sleeve (25), the rotating arm is connected to the outer side of the third sleeve, the other end of the first connecting rod is connected to the outer side of the fourth sleeve, and the third sleeve is in butt joint with the fourth sleeve up and down and is rotatably connected through a second rotating shaft (7).
5. The right-hand and left-hand interchanging device for oral simulation practice of claim 4, wherein: the third sleeve and the fourth sleeve are rotatably connected through a second rotating shaft, and the structure is as follows: the second revolving shaft comprises a second shaft body (71) and a second shaft cap (72) positioned at one end of the second shaft body, a second positioning ring groove is formed on the outer surface of the second shaft body close to the other end, a second stop ring edge is formed on the inner surface of the fourth sleeve, the second rotating shaft is arranged in the fourth sleeve, a second shaft body of the second rotating shaft is in threaded connection with the fourth sleeve, so that a second shaft cap of the second rotating shaft is stopped and positioned at the outer side of the second stopping annular edge, and the end part of the second shaft body penetrates out of the fourth sleeve and then is sleeved with the third sleeve, and can freely rotate relative to the third sleeve, a second positioning hole arranged along the radial direction is formed on the third sleeve, and a second positioning pin shaft is fixedly arranged in the second positioning hole, and the inner end of the second positioning pin shaft penetrates through the second positioning hole and is inserted into the second positioning ring groove.
6. The right-hand and left-hand interchanging device for oral cavity simulation practice of claim 5, wherein: and a second gasket (8) is arranged between the third sleeve and the fourth sleeve bracket, and a second end cover (9) is installed at the outer end of the fourth sleeve.
7. The right-hand and left-hand interchanging device for oral cavity simulation practice of claim 5, wherein: the swinging boom is the L type, including horizontal pole (231) and montant (232), the horizontal pole connect in the sheathed tube outside of third, the montant is used for installing fixing tool's tool holder (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259980.5U CN209928665U (en) | 2019-03-01 | 2019-03-01 | Left-right hand interchanging device for oral cavity simulation practice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259980.5U CN209928665U (en) | 2019-03-01 | 2019-03-01 | Left-right hand interchanging device for oral cavity simulation practice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209928665U true CN209928665U (en) | 2020-01-10 |
Family
ID=69069065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920259980.5U Active CN209928665U (en) | 2019-03-01 | 2019-03-01 | Left-right hand interchanging device for oral cavity simulation practice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209928665U (en) |
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2019
- 2019-03-01 CN CN201920259980.5U patent/CN209928665U/en active Active
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