CN220510897U - Good motor supporting seat for percutaneous catheter pump of stability - Google Patents
Good motor supporting seat for percutaneous catheter pump of stability Download PDFInfo
- Publication number
- CN220510897U CN220510897U CN202322160795.XU CN202322160795U CN220510897U CN 220510897 U CN220510897 U CN 220510897U CN 202322160795 U CN202322160795 U CN 202322160795U CN 220510897 U CN220510897 U CN 220510897U
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- arc
- wall
- shaped
- grooves
- slot
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- 230000000670 limiting effect Effects 0.000 claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- 229920003225 polyurethane elastomer Polymers 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 description 4
- 230000002861 ventricular Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a motor support seat for a percutaneous catheter pump, which comprises a base and a motor body, wherein an arc slot is arranged at the upper end of the base, a positioning mechanism is arranged on the arc inner wall, close to the left end of the base, of the arc slot, and a limiting mechanism is arranged on the arc inner wall, close to the right inner wall, of the arc slot. According to the utility model, the motor body is inserted into the arc-shaped slot and is abutted against the cylindrical positioning block and the arc-shaped limiting piece, so that the motor body is effectively limited and fixed, shaking after accidental collision is avoided, normal operation of the catheter pump is ensured, the second spring is matched with the movable block to buffer the motor body, the base of the polyurethane rubber product and the arc-shaped limiting piece are used for buffering the motor body, the stability of the motor body is improved, the driving motor is used for driving a plurality of fan blades in the circular groove to rotate, heat dissipation is timely provided for the motor body in the arc-shaped slot, and the service life of the motor body is prolonged.
Description
Technical Field
The utility model relates to the technical field of percutaneous catheter pumps, in particular to a motor support seat for a percutaneous catheter pump, which has good stability.
Background
The percutaneous catheter pump comprises a driving motor, an impeller and a flexible shaft, compared with a conventional ventricular assist device, the percutaneous catheter pump avoids complications of surgical thoracotomy, is suitable for short-term support in emergency treatment to stabilize illness state, or is used as a transition of a long-term ventricular assist device, and the main application range comprises the transition before the recovery of the left ventricular function.
The existing motor for the percutaneous catheter pump is mainly directly placed on a motor support in actual use, lacks a buffering protection structure, is easy to shake after being impacted accidentally, influences normal operation of the catheter pump, and provides a motor support seat for the percutaneous catheter pump with good stability to solve the problems.
Disclosure of Invention
The utility model provides a motor support seat for a percutaneous catheter pump, which is used for solving the technical problems that in the prior art, when the existing motor for the percutaneous catheter pump is in actual use, most of the motors are directly placed on a motor support, a buffer protection structure is absent, shaking is easily generated after accidental collision occurs, and the normal operation of the catheter pump is affected.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a motor support seat for percutaneous catheter pump that stability is good, includes base and motor body, the upper end of base is equipped with the arc slot, be equipped with positioning mechanism on the arc inner wall that the arc slot is close to the base left end, be equipped with stop gear on the arc inner wall that the arc slot is close to right side inner wall, motor body inserts in locating the arc slot and offsets with positioning mechanism and stop gear and contact, be equipped with the circular recess that is the intercommunication setting with the arc slot in the base, be equipped with cooling body in the circular recess.
Preferably, the upper end fixedly connected with two arc spacing pieces of base, two the arc spacing piece is located the front and back both sides setting of arc slot respectively, two the arc lateral wall of arc spacing piece all offsets the contact with the annular lateral wall of motor body, base and arc spacing piece are polyurethane rubber goods.
Preferably, the positioning mechanism comprises two symmetrical circular grooves arranged on the arc inner wall of the arc slot, wherein the two circular grooves are arranged near the left side of the base, the two circular grooves are fixedly connected with first springs on the opposite inner walls of the circular grooves, the two first springs are fixedly connected with cylindrical positioning blocks at one ends of the circular grooves, which are far away from the circular grooves, the two cylindrical positioning blocks are arranged in an arc shape on the outer end faces of the circular grooves, and the two cylindrical positioning blocks are in abutting contact with the left end side wall of the motor body.
Preferably, two sliding grooves which are symmetrically distributed are formed in the annular inner wall of the circular groove, the inner walls of the two sliding grooves are communicated with the inner wall of the arc-shaped slot, sliding blocks which are matched with the sliding grooves are connected in the sliding grooves in a sliding manner, and one ends, far away from the sliding grooves, of the two sliding blocks are fixedly connected with the annular side wall, close to the first spring, of the cylindrical positioning block.
Preferably, the stop gear is including setting up two bar grooves that are symmetrical distribution on arc slot arc inner wall, two the bar groove all is close to arc slot right side inner wall setting, two equal fixedly connected with gag lever post on the left and right sides inner wall of bar groove, two all movable sleeve has the movable block on the gag lever post, two the lateral wall of movable block all offsets the contact with the inner wall slip of bar groove, two equal fixedly connected with second spring on the left side inner wall of bar groove, two the gag lever post setting is all cup jointed to the second spring and is set up and two movable block fixed connection respectively, two the movable block is located all is equipped with arc spacing groove on the lateral wall of bar groove outside, the right-hand member lateral wall of motor body inserts and locates in two arc spacing grooves.
Preferably, the heat dissipation mechanism comprises a driving motor fixedly installed on the side wall of the right end of the base, a driving shaft of the driving motor horizontally rotates to penetrate through the inner wall of the circular groove, a plurality of fan blades are fixedly connected to one end, located in the circular groove, of the driving shaft of the driving motor, and a dust screen is fixedly installed on the annular inner wall of the circular groove, which is tightly attached to the arc-shaped slot.
Compared with the prior art, the utility model has the beneficial effects that:
1. through inserting the motor body in the arc slot and with cylindricality locating piece and the spacing piece of arc counterbalance contact, effectively provide spacing fixedly to the motor body, produce after avoiding suffering unexpected striking and rock, ensure the normal operating of catheter pump.
2. The second spring is matched with the movable block to buffer the motor body, and the base and the arc limiting piece of the polyurethane rubber product are used for buffering the motor body, so that the stability of the motor body is improved.
3. The motor body in the arc slot is provided with heat dissipation in time, and the service life of the motor body is prolonged.
Drawings
FIG. 1 is a schematic diagram showing a top perspective view of a motor support for a percutaneous catheter pump with good stability;
fig. 2 is a schematic top view of a motor support for a percutaneous catheter pump with good stability according to the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a partial enlarged view at B in FIG. 1;
fig. 5 is a schematic structural view of a movable block of a motor support seat for a percutaneous catheter pump with good stability.
In the figure: 1 base, 2 motor body, 3 arc slot, 4 circular recess, 5 arc spacing piece, 6 circular recess, 7 first spring, 8 cylindricality locating pieces, 9 spout, 10 slider, 11 bar grooves, 12 gag lever post, 13 movable blocks, 14 second spring, 15 arc spacing groove, 16 driving motor, 17 flabellum, 18 dust screen.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, a good motor supporting seat for percutaneous catheter pump of stability, including base 1 and motor body 2, the upper end of base 1 is equipped with arc slot 3, and the upper end fixedly connected with two arc spacing pieces 5 of base 1, two arc spacing pieces 5 are located the front and back both sides setting of arc slot 3 respectively, and the arc lateral wall of two arc spacing pieces 5 all offsets the contact with the annular lateral wall of motor body 2, and base 1 and arc spacing piece 5 are polyurethane rubber products, and base 1 and arc spacing piece 5 of polyurethane rubber products can provide the buffering to motor body 2, improve motor body 2's stability.
The arc slot 3 is close to being equipped with positioning mechanism on the arc inner wall of base 1 left end, positioning mechanism is including setting up two circular slot 6 that are symmetrical distribution on the arc inner wall of arc slot 3, the left side setting that all is close to base 1 is in two circular slots 6, equal fixedly connected with first spring 7 on the relative inner wall of two circular slots 6, the equal fixedly connected with cylindricality locating piece 8 of one end that circular slot 6 was kept away from to two first springs 7, the elasticity performance of first spring 7 makes cylindricality locating piece 8 can all the time with the left end counterbalance contact of motor body 2, the terminal surface that two cylindricality locating pieces 8 are located outside circular slot 6 all is the arc form setting, two cylindricality locating pieces 8 all with the left end lateral wall counterbalance contact of motor body 2, be equipped with two spouts 9 that are symmetrical distribution on the annular inner wall of circular slot 6, the inner wall of two spouts 9 all is the intercommunication setting with the inner wall of arc slot 3, equal sliding connection has the slider 10 with it assorted in two spouts 9, the one end that spout 9 was kept away from to two sliders 10 all is close to cylindricality locating piece 8 with cylindricality locating piece 8 first spring 7's annular lateral wall fixed connection, slider 10 moves in the cylindricality locating piece 8 when being convenient for move in the cylindricality locating piece 8 when 6 moves in the annular lateral wall of circular slot 8, the range of movement 8 is convenient for limit cylindricality locating piece 8.
The arc slot 3 is equipped with stop gear on being close to the arc inner wall of right side inner wall, motor body 2 inserts and locates in the arc slot 3 and offsets with positioning mechanism and stop gear and contact, stop gear is including setting up two bar grooves 11 that are symmetrical distribution on the arc inner wall of arc slot 3, two bar grooves 11 all are close to arc slot 3 right side inner wall setting, equal fixedly connected with gag lever post 12 on the left and right sides inner wall of two bar grooves 11, all movable cup joint movable block 13 on two gag lever posts 12, the gag lever post 12 can provide spacingly to movable block 13, make it can be steady follow bar groove 11 and remove, the lateral wall of two movable blocks 13 all offsets with the inner wall slip of bar groove 11 and contacts, equal fixedly connected with second spring 14 on the left side inner wall of two bar grooves 11, the elastic properties cooperation of second spring 14 two movable blocks 13 provide the buffering to motor body 2, two second springs 14 all cup joint the gag lever post 12 setting and respectively with two movable block 13 fixed connection, two movable blocks 13 are located the lateral wall of bar groove 11 and all are equipped with motor body 15, two arc side wall 15 are located to the arc side wall 15 of bar groove 11.
Be equipped with in the base 1 with arc slot 3 be the circular recess 4 that the intercommunication set up, be equipped with cooling mechanism in the circular recess 4, cooling mechanism includes fixed mounting in the driving motor 16 on the base 1 right-hand member lateral wall, driving motor 16 is used for driving a plurality of flabellums 17 in the circular recess 4 and rotates, make a plurality of flabellums 17 can in time provide the heat dissipation to motor body 2 in the arc slot 3, the life of motor body 2 is prolonged, driving motor 16's the inner wall setting of running through circular recess 4 is rotated to driving motor 16's drive shaft level, driving motor 16's drive shaft is located a plurality of flabellums 17 of fixedly connected with on the one end of circular recess 4, fixed mounting has dust screen 18 on circular recess 4 hugs closely the annular inner wall of arc slot 3, dust screen 18 can prevent impurity entering circular recess 4 in.
When the two-dimensional buffer type polyurethane heat dissipation device is used, the motor body 2 is inserted into the arc-shaped slot 3 on the base 1, when the motor body 2 is in contact with the arc-shaped end faces on the two cylindrical positioning blocks 8, the cylindrical positioning blocks 8 are stressed to move along the circular groove 6 under the limiting action of the sliding groove 9 and the sliding block 10 and compress the first spring 7 until the arc-shaped end faces of the cylindrical positioning blocks 8 are in contact with the annular side wall of the motor body 2, at the moment, the arc-shaped inner walls of the two arc-shaped limiting pieces 5 are in contact with the annular side wall of the motor body 2, when one end of the motor body 2 positioned in the arc-shaped slot 3 is in contact with the two movable blocks 13 and is inserted into the two arc-shaped limiting grooves 15, the motor body 2 drives the two movable blocks 13 to move along the limiting rod 12 in the strip-shaped groove 11 and stretch the second spring 14 until the two cylindrical positioning blocks 8 are separated from the annular side wall of the motor body 2, the compressed first spring 7 drives the two cylindrical positioning blocks 8 to reset and move out of the circular groove 6, the two cylindrical positioning blocks 8 are in contact with the left end of the motor body 2, at the moment, the two cylindrical positioning blocks 2 are effectively limited and fixed in the arc-shaped slot 3, one end of the two cylindrical positioning blocks 2 is in contact with the left end of the motor body 2, one end of the two cylindrical positioning blocks is in contact with the annular side wall of the circular groove 2, one end of the two cylindrical positioning blocks 2 is located in the two cylindrical positioning blocks 2, one end is in contact with the other side of the two cylindrical positioning blocks 2, one end 2 and the other side of the other end, and the other end 2 and the other is matched with the buffer piece 2 and the buffer groove 2 and can rotate 2 and the other is provided with the buffer body 2 and has a buffer groove 2 and has well, and can rotate and have a buffer function, and can drive the other and 2 and can drive the buffer device 2 and have.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a motor supporting seat for percutaneous catheter pump that stability is good, includes base (1) and motor body (2), its characterized in that, the upper end of base (1) is equipped with arc slot (3), be equipped with positioning mechanism on arc slot (3) are close to the arc inner wall of base (1) left end, be equipped with stop gear on arc slot (3) are close to the arc inner wall of right side inner wall, motor body (2) insert locate arc slot (3) in and with positioning mechanism and stop gear counterbalance contact, be equipped with circular recess (4) that are the intercommunication setting with arc slot (3) in base (1), be equipped with cooling machanism in circular recess (4).
2. The motor support seat for the percutaneous catheter pump with good stability according to claim 1, wherein the upper end of the base (1) is fixedly connected with two arc-shaped limiting pieces (5), the two arc-shaped limiting pieces (5) are respectively arranged on the front side and the rear side of the arc-shaped slot (3), the arc-shaped side walls of the two arc-shaped limiting pieces (5) are respectively in contact with the annular side wall of the motor body (2) in a propping mode, and the base (1) and the arc-shaped limiting pieces (5) are polyurethane rubber products.
3. The motor support seat for the percutaneous catheter pump with good stability according to claim 1, wherein the positioning mechanism comprises two symmetrically distributed circular grooves (6) arranged on the arc-shaped inner wall of the arc-shaped slot (3), the two circular grooves (6) are all close to the left side of the base (1), the two opposite inner walls of the circular grooves (6) are fixedly connected with first springs (7), one ends, far away from the circular grooves (6), of the two first springs (7) are fixedly connected with cylindrical positioning blocks (8), the end faces, located outside the circular grooves (6), of the two cylindrical positioning blocks (8) are all in arc-shaped arrangement, and the two cylindrical positioning blocks (8) are all in abutting contact with the left end side wall of the motor body (2).
4. The motor support seat for the percutaneous catheter pump with good stability according to claim 3, wherein two symmetrically distributed sliding grooves (9) are formed in the annular inner wall of the circular groove (6), the inner walls of the two sliding grooves (9) are communicated with the inner wall of the arc-shaped slot (3), sliding blocks (10) matched with the sliding grooves are slidably connected in the two sliding grooves (9), and one ends, far away from the sliding grooves (9), of the two sliding blocks (10) are fixedly connected with the annular side wall, close to the first spring (7), of the cylindrical positioning block (8).
5. The motor support seat for the percutaneous catheter pump with good stability according to claim 1, wherein the limiting mechanism comprises two symmetrically distributed strip-shaped grooves (11) arranged on the arc-shaped inner wall of the arc-shaped slot (3), the two strip-shaped grooves (11) are all close to the right inner wall of the arc-shaped slot (3), limiting rods (12) are fixedly connected to the left inner wall and the right inner wall of the strip-shaped groove (11), movable blocks (13) are movably sleeved on the two limiting rods (12), the side walls of the two movable blocks (13) are in sliding abutting contact with the inner walls of the strip-shaped grooves (11), second springs (14) are fixedly connected to the left inner walls of the two strip-shaped grooves (11), the two second springs (14) are sleeved on the limiting rods (12) and are fixedly connected with the two movable blocks (13) respectively, arc-shaped limiting grooves (15) are formed in the side walls of the outer sides of the strip-shaped grooves (11), and the two side walls of the motor body (2) are arranged in the two arc-shaped limiting grooves (15).
6. The motor support seat for the percutaneous catheter pump with good stability according to claim 1, wherein the heat dissipation mechanism comprises a driving motor (16) fixedly installed on the side wall of the right end of the base (1), a driving shaft of the driving motor (16) horizontally rotates to penetrate through the inner wall of the circular groove (4), a plurality of fan blades (17) are fixedly connected to one end, located in the circular groove (4), of the driving shaft of the driving motor (16), and a dust screen (18) is fixedly installed on the annular inner wall of the circular groove (4) tightly attached to the arc-shaped slot (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160795.XU CN220510897U (en) | 2023-08-09 | 2023-08-09 | Good motor supporting seat for percutaneous catheter pump of stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160795.XU CN220510897U (en) | 2023-08-09 | 2023-08-09 | Good motor supporting seat for percutaneous catheter pump of stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220510897U true CN220510897U (en) | 2024-02-20 |
Family
ID=89878639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322160795.XU Active CN220510897U (en) | 2023-08-09 | 2023-08-09 | Good motor supporting seat for percutaneous catheter pump of stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220510897U (en) |
-
2023
- 2023-08-09 CN CN202322160795.XU patent/CN220510897U/en active Active
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