CN110715124A - Spiral pipe interface water leakage prevention structure, spiral pipe stamping wave flattening device and method - Google Patents
Spiral pipe interface water leakage prevention structure, spiral pipe stamping wave flattening device and method Download PDFInfo
- Publication number
- CN110715124A CN110715124A CN201911129997.XA CN201911129997A CN110715124A CN 110715124 A CN110715124 A CN 110715124A CN 201911129997 A CN201911129997 A CN 201911129997A CN 110715124 A CN110715124 A CN 110715124A
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- Prior art keywords
- spiral
- pipe
- stamping
- pipe body
- limiting structure
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Classifications
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/005—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts comprising locking means for the threaded member
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0206—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the collar not being integral with the pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention relates to the technical field of fluid pipeline connecting parts, in particular to a spiral pipe interface water leakage prevention structure, a spiral pipe stamping wave flattening device and a method, wherein the spiral pipe interface water leakage prevention structure comprises a pipe body, a limiting structure arranged at one end of the pipe body, a reinforcing member sleeved in the pipe body and tightly contacted with the limiting structure, a locking member sleeved on the pipe body and matched with an external fluid pipe opening for connection, and a sealing member arranged in the locking member and tightly assembled with the locking member; compared with the traditional assembly mode of a spiral pipe and a spiral connector, the design avoids the situation of labor waste and even damage during assembly; secondly, the phenomenon that the pipe body falls off or loosens during assembly is avoided; the structure is simple, and the use is convenient; the process is simple, and the investment cost is saved; in addition, the stamping wave smoothing device body can stamp the threads of the tube body to form a limiting structure, so that the limiting structure can be rapidly and conveniently formed; but has the characteristics of small volume, convenient carrying and labor saving in use; the use is very convenient.
Description
Technical Field
The invention relates to the technical field of fluid pipeline connecting parts, in particular to a spiral pipe interface water leakage prevention structure, a spiral pipe stamping wave flattening device and a method.
Background
The spiral pipe is a common fluid pipeline, the main purpose is to convey fluid, and as the surface of the spiral pipe is provided with external spiral threads, the heat dissipation area is large, the water resistance is small, the spiral pipe is easy to install, more and more spiral pipes are widely applied to multiple industries, and the spiral pipe is widely used as a floor heating pipe in the floor heating field.
Referring to fig. 1-2, the present spiral tube a1 is connected with other standard components to achieve sealing effect, basically by connecting a threaded rubber sealing assembly, wherein the threaded rubber sealing assembly comprises a silica gel sealing sleeve a3, a silica gel sealing ring a4 and a matched external nut; during assembly, the threaded rubber sealing assembly needs to be connected with the threaded pipe through forward rotation, so that assembly is very laborious, and the sealing sleeve is easily damaged; secondly, when the installed spiral tube a1 and the sealing sleeve are sleeved in the nut connector a2 and then connected with a water tap or other parts in a threaded manner, the connector a2 is required to be rotated in the forward direction to be fixedly assembled with an external connecting part, so that the phenomenon that the sealing sleeve assembly reversely rotates out of the spiral tube a1 to fall off or loosen the sealing sleeve is easily caused, and the force directions of the spiral tube a1 and the spiral sealing sleeve are opposite to the force directions of the spiral tube a2 on the other parts; in addition, the silica gel sealing sleeve a3, the silica gel sealing ring a4 and the connector a2 are all manufactured in a customized manner and need to be produced in a set, so that the difficulty of production and processing is increased, the production cost is high, and the investment cost is increased; therefore, research and improvement on the structure of the water leakage prevention structure of the spiral pipe joint are needed; in order to solve the above problems, the present invention is conceived.
Disclosure of Invention
The invention aims to provide a spiral pipe interface water leakage prevention structure to solve at least one of the defects in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a spiral pipe interface leak protection water structure, is in including body, setting the limit structure of body one end, cup joint in the body with limit structure in close contact with's reinforcement, cup joint on the body, with the retaining member and the setting of cooperation external fluid pipe mouth connection be in the retaining member rather than the sealing member of closely assembling.
The invention is further improved, one end of the locking piece is provided with a notch for sleeving the pipe body, and the other end of the locking piece is provided with a connecting port for connecting the external fluid pipe port in a threaded manner; the notch is communicated with the connecting port; the reinforcing member is located between the limiting structure and the connecting port.
According to the further improvement of the invention, the sealing element is arranged at one side close to the limiting structure, and the sealing element is in close contact with the limiting structure.
In a further improvement of the invention, the locking member is a hollow internal thread locking member and is cylindrical.
A spiral pipe stamping wave flattening device comprises a stamping device body, wherein the stamping device body is used for stamping threads of a pipe body and enabling the pipe body to form the limiting structure; the stamping device comprises a stamping device body and a screw thread positioning block, wherein the stamping device body comprises a screw positioning chuck connected with the stamping device body into a whole, a stamping rod arranged in the stamping device body and capable of moving in a telescopic mode, and the screw thread positioning block is arranged in the screw positioning chuck.
According to the further improvement of the invention, the spiral positioning chuck comprises a semi-circular ring body and a semi-circular ring gland which is arranged on the semi-circular ring body and is rotationally connected with the semi-circular ring body, and the semi-circular ring gland is connected with the semi-circular ring body through a rotating shaft.
According to the further improvement of the invention, clamping rings for clamping the thread positioning block are arranged on the inner sides of the semi-circular ring body and the semi-circular ring gland; the thread positioning block is detachably connected with the punch body; the threaded positioning block comprises a first block body and a second block body, and the first block body and the second block body are both in a semicircular shape; and each block body is provided with a fixed limit groove clamped with the clamping ring.
According to the further improvement of the invention, the thread positioning block is used for positioning the pipe body, so that the thread on the outer side of the pipe body can be always clamped and fixed with the thread on the inner side of the thread positioning block.
According to the further improvement of the invention, one end of the stamping rod, which is positioned in the punch body, is provided with a pressure head which is integrally formed with the stamping rod, and the other end of the stamping rod is exposed out of the punch body.
A method for processing a tube body of a spiral tube stamping smoothing device comprises the following steps:
1) cutting the pipe body by using a cutter according to the required length of the pipe body;
2) opening a semi-circular gland of the spiral positioning chuck to clamp and limit the pipe body in the thread positioning block, wherein at least two threads are reserved on the pipe body between the gland and the thread positioning block; then closing the semicircular ring gland;
3) and closing the semicircular pressing cover of the spiral positioning chuck, and then pushing the punching rod by external force to extrude the threads between the pressing head and the thread positioning block so as to overlap the pressing head and the thread positioning block to form a limiting structure.
In conclusion, the invention has the following beneficial effects:
the spiral pipe interface water leakage prevention structure and the spiral pipe stamping wave flattening device comprise a pipe body, a limiting structure arranged at one end of the pipe body, a reinforcing member sleeved in the pipe body and in close contact with the limiting structure, a locking member sleeved on the pipe body and matched with the external fluid pipe opening for connection, and a sealing member arranged in the locking member and in close assembly with the locking member; by adopting the design, compared with the traditional assembly mode of the spiral pipe and the spiral sealing sleeve connector, the condition that labor is wasted during assembly and even damage is caused is avoided; secondly, the phenomenon that the pipe body falls off or loosens during assembly is avoided; therefore, the device has the characteristics of simple and reasonable structure, convenient use, simple process, reduced processing cost and saved investment cost; thereby meeting the requirements of users, being beneficial to popularization and having high practical value; in addition, the spiral tube stamping wave smoothing device body can stamp the threads of the tube body to form a limiting structure, so that the limiting structure can be rapidly and conveniently formed; but has the characteristics of small volume, convenient carrying and labor saving in use; thereby save traditional installation accessory, greatly promoted the installation effectiveness, save the cost, reached to have convenient to use's effect.
The invention is further described with reference to the drawings and the specific embodiments in the following description.
Drawings
Fig. 1 is a schematic diagram of an explosive structure of the prior art.
Fig. 2 is a sectional view showing the prior art in an assembled state.
Fig. 3 is a schematic diagram of the explosive structure of the present invention.
Fig. 4 is a sectional structure diagram of the assembled state of the present invention.
Fig. 5 is an exploded view of the spiral tube punch flat wave device of the present invention.
Fig. 6 is a sectional view schematically showing an assembled state of the spiral tube punch flat wave device of the present invention.
Fig. 7 is a partial structural diagram of an embodiment of the invention.
In the drawings: 1. a pipe body; 2. a limiting structure; 3. a reinforcement; 4. a locking member; 5. a seal member; 6. a notch; 7. a connecting port; 8. a punch body; 9. a spiral positioning chuck; 10. a stamping rod; 11. a threaded positioning block; 12. a semi-torus; 13. a semicircular ring gland; 14. a rotating shaft; 15. a snap ring; 16. a pressure head; 17. a limiting groove; a1, spiral tube; a2, a connector; a3, a silica gel sealing sleeve; a4, a silica gel sealing ring.
Detailed Description
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Referring to fig. 3-7, the spiral tube interface water leakage prevention structure disclosed by the invention comprises a tube body 1, a limiting structure 2 arranged at one end of the tube body 1, a reinforcing member 3 sleeved in the tube body 1 and tightly contacted with the limiting structure 2, a locking member 4 sleeved on the tube body 1 and connected with an external fluid pipeline port in a matching manner, and a sealing member 5 arranged in the locking member 4 and tightly assembled with the locking member; one end of the locking piece 4 is provided with a notch 6 for sleeving the pipe body 1, and the other end is provided with a connecting port 7 for connecting an external fluid pipeline port in a threaded manner; the notch 6 is communicated with the connecting port 7, and the inner diameter of the notch 6 is smaller than that of the connecting port 7; the reinforcing member 3 is positioned between the limiting structure 2 and the connecting port 7; the sealing element 5 is arranged at one side close to the limiting structure 2, and the sealing element 5 is in close contact with the limiting structure 2; retaining member 4 is hollow internal thread retaining member 4, and is cylindricly.
Specifically, the limiting structure 2 is tightly connected with the matched reinforcing part 3, so that a pressure bearing effect is achieved, the stability and the sealing performance of the connected pipe body 1 are enhanced, and the phenomenon that the pipe body 1 and the locking part 4 are loosened or fall off due to overlarge water pressure when the pipe body 1 circulates liquid is avoided; the material of the reinforcement 3 may be a hard material or a flexible material, the hard material may be a metal material, and the flexible material may be a rubber material; the sealing element 5 can be a hollow sealing rubber ring, the inner diameter of the sealing element 5 is smaller than that of the pipe body 1, and the sealing element is tightly contacted with the limiting structure 2, so that the tightness and the sealing performance are enhanced, and the phenomenon that the locking element 4 leaks water during liquid flowing is avoided; and the stop structure 2 is corrugated.
The invention also discloses a spiral tube stamping wave smoothing device, which comprises a stamping device body 8, wherein the stamping device body 8 is used for stamping the threads of the tube body 1 and forming the limiting structure 2; the stamping device body 8 comprises a spiral positioning chuck 9 connected with the stamping device body into a whole, a stamping rod 10 which is arranged in the stamping device body 8 and can move in a telescopic mode, and a thread positioning block 11 arranged in the spiral positioning chuck 9, wherein the thread positioning block 11 is an internal thread positioning block 11; such a punch may be a wave leveler.
Further, the spiral positioning chuck 9 comprises a semi-circular ring body 12 and a semi-circular ring gland 13 which is arranged on the semi-circular ring body 12 and is rotationally connected with the semi-circular ring body, and the semi-circular ring gland 13 is connected with the semi-circular ring body 12 through a rotating shaft 14; thereby be convenient for the punching press processing of body 1, it is quick convenient, improved machining efficiency.
Further, clamping rings 15 for clamping the thread positioning blocks 11 are arranged on the inner sides of the semicircular ring body 12 and the semicircular ring gland 13; the thread positioning block 11 is detachably connected with the punch body 8; first block and second block that screw thread locating piece 11 includes, first block with the second block all is the semicircle ring-type, and all be equipped with on each block with 15 fixed spacing grooves 17 of joint ring joint to the specification of second block is greater than first block specification of dimension.
In addition, referring to fig. 7, the threaded positioning block 11 and the punch body 8 may also be integrally formed; specifically, the two thread positioning blocks 11 are integrally formed with the semicircular ring body 12 and the semicircular ring gland 13, respectively.
Further, the screw thread locating piece 11 is used for the location body 1, can make the screw thread in the body 1 outside always with the inboard screw thread joint of screw thread locating piece is fixed, has avoided body 1 to take place the skew to reach spacing fixed effect.
Further, one end of the stamping rod 10, which is located in the punch body 8, is provided with a pressing head 16 integrally formed therewith, and the other end of the stamping rod 10 is exposed out of the punch body 8; the ram 10 performs pressing of the pipe body 1 by the ram 16.
When a user takes the pipe body 1, the pipe body 1 with different lengths is basically required to be cut for installation, and compared with the prior art, the pipe opening after cutting is basically required to be processed and polished, and then is connected and assembled; therefore, the cut pipe body 1 can be quickly and conveniently stamped by adopting the spiral pipe stamping wave flattening device, the processing and polishing procedures are omitted, the working efficiency is improved, and the investment cost is saved.
Because the length of body 1 is the winding of tens meters even more than several hundred meters and stacks, when the assembly, at first according to the required length of body 1 cuts body 1 with the cutter, then establishes retaining member 4 and reinforcement 3 in proper order and locates more than 5 centimeters in the end that body 1 need beat, and punching press flat ripples ware punching press body 1 forms limit structure 2 after that, again with reinforcement 3, retaining member 4 promote and limit structure 2 in close contact with, link to each other retaining member 4 with outside fluid conveyer pipe at last. In addition, can also be earlier according to the required length of body 1, cut body 1 with the cutter, then form limit structure 2 with punching press flat ripples ware punching press body 1, promote reinforcing member 3, retaining member 4 again and closely contact with limit structure 2, link to each other retaining member 4 with outside fluid delivery pipe at last.
The method for processing the pipe body 1 by the spiral pipe stamping smoothing device comprises the following steps:
1) cutting the pipe body 1 by using a cutter according to the required length of the pipe body 1;
2) opening a semi-circular gland 13 of the spiral positioning chuck 9 to clamp and limit the pipe body 1 in the thread positioning block 11, wherein at least two threads are reserved on the pipe body 1 between the pressure head 16 and the thread positioning block 11; then closing the semicircular gland 13;
3) and closing the semi-circular gland 13 of the spiral positioning chuck 9, and then pushing the stamping rod 10 by external force to extrude the threads between the pressure head 16 and the thread positioning block 11 so as to overlap the pressure head and the thread positioning block to form the limiting structure 2.
In summary, compared with the traditional assembly mode of the spiral pipe and the connector, the spiral pipe interface water leakage prevention structure and the spiral pipe stamping wave leveler avoid the condition of labor waste and even damage during assembly; secondly, the phenomenon that the pipe body 1 falls off or loosens during assembly is avoided; the device has the characteristics of simple and reasonable structure, convenient use, simple process, reduced processing cost and saved investment cost; thereby meeting the requirements of users and having high practical value; in addition, the limit structure 2 can be formed by stamping the threads of the pipe body 1 by adopting the stamping device body 8, so that the limit structure 2 can be quickly and conveniently formed; however, the utility model has the advantages of small volume, convenient carrying and labor saving; and the traditional installation accessories are omitted, the installation efficiency is greatly improved, the cost is saved, and the effect of convenient use is achieved.
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; either directly or indirectly through intervening media, either internally or in any other relationship. The detachable installation mode has various modes, for example, a mode of matching with a buckle through plugging, for example, a mode of connecting through a bolt, and the like.
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described above in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions.
The above embodiments are described in detail for the purpose of further illustrating the present invention and should not be construed as limiting the scope of the present invention, and the skilled engineer can make insubstantial modifications and variations of the present invention based on the above disclosure.
Claims (10)
1. The utility model provides a spiral pipe interface leak protection water structure which characterized in that: including body (1), setting be in spacing structure (2) of body (1) one end, cup joint in body (1) with spacing structure (2) in close contact with's reinforcement (3), cup joint retaining member (4) and setting on body (1) in order to cooperate external fluid pipeline mouth to connect are in sealing member (5) rather than closely assembling in retaining member (4).
2. A spiral tube interface leakage prevention structure as recited in claim 1, wherein: one end of the locking piece (4) is provided with a notch (6) for sleeving the pipe body (1), and the other end is provided with a connecting port (7) for connecting an external fluid pipeline port in a threaded manner; the notch (6) is communicated with the connecting port (7); the reinforcing member (3) is positioned between the limiting structure (2) and the connecting port (7).
3. A spiral tube interface leakage prevention structure as recited in claim 1, wherein: the sealing element (5) is arranged on one side close to the limiting structure (2), and the sealing element (5) is in close contact with the limiting structure (2).
4. A spiral tube interface leakage prevention structure as recited in claim 1, wherein: retaining member (4) are hollow internal thread retaining member (4), and are cylindricly.
5. A spiral tube punching wave smoothing device is characterized in that: the limiting structure comprises a punch body (8), wherein the punch body (8) is used for punching threads of the pipe body (1) and enabling the pipe body to form the limiting structure (2).
6. A spiral tube stamped waveplate according to claim 5, wherein: the stamping device comprises a stamping device body (8) and a stamping rod (10), wherein the stamping device body (8) comprises a spiral positioning chuck (9) connected with the stamping device body into a whole, the stamping rod (10) is arranged in the stamping device body (8) and can move in a telescopic mode, and a thread positioning block (11) is arranged in the spiral positioning chuck (9).
7. A spiral tube stamped waveplate according to claim 6, wherein: spiral location chuck (9) are in including semi-ring body (12) and setting semi-ring gland (13) rather than rotating the connection on semi-ring body (12), just semi-ring gland (13) through pivot (14) with semi-ring body (12) are linked.
8. A spiral tube stamped waveplate according to claim 7, wherein: clamping rings (15) used for clamping the thread positioning blocks (11) are arranged on the inner sides of the semi-circular ring body (12) and the semi-circular ring gland (13); the thread positioning block (11) is detachably connected with the punch body (8); the threaded positioning block (11) comprises a first block body and a second block body, and the first block body and the second block body are both in a semicircular shape; and each block body is provided with a limit groove (17) which is clamped and fixed with the clamping ring (15).
9. A spiral tube stamped waveplate according to claim 8, wherein: the thread positioning block (11) is used for positioning the pipe body (1), and threads on the outer side of the pipe body (1) can be always clamped and fixed with the threads on the inner side of the thread positioning block (11).
10. A method for processing a tube body of a spiral tube stamping smoothing device is characterized by comprising the following steps: the method comprises the following steps:
1) cutting the pipe body (1) by using a cutter according to the required length of the pipe body (1);
2) a semicircular gland (13) of the spiral positioning chuck (9) is opened to clamp and limit the pipe body (1) in the thread positioning block (11), and at least two threads are reserved on the pipe body (1) between the pressure head (16) and the thread positioning block (11); then closing the semicircular ring gland (13);
3) and (3) closing a semicircular ring gland (13) of the spiral positioning chuck (9), and then pushing the stamping rod (10) by virtue of external force to extrude the threads between the pressing head (16) and the thread positioning block (11) so as to overlap the pressing head and the thread positioning block to form a limiting structure (2).
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CN201911129997.XA CN110715124A (en) | 2019-11-18 | 2019-11-18 | Spiral pipe interface water leakage prevention structure, spiral pipe stamping wave flattening device and method |
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CN201911129997.XA CN110715124A (en) | 2019-11-18 | 2019-11-18 | Spiral pipe interface water leakage prevention structure, spiral pipe stamping wave flattening device and method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20210005036A (en) * | 2018-03-30 | 2021-01-13 | 하이허 바이오파마 컴퍼니 리미티드 | Quinoline or quinazoline compounds and applications thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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KR20210005036A (en) * | 2018-03-30 | 2021-01-13 | 하이허 바이오파마 컴퍼니 리미티드 | Quinoline or quinazoline compounds and applications thereof |
KR102577460B1 (en) | 2018-03-30 | 2023-09-12 | 하이허 바이오파마 컴퍼니 리미티드 | Quinoline or quinazoline compounds and their applications |
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