CN218188447U - Camel milk production milk purification device - Google Patents

Camel milk production milk purification device Download PDF

Info

Publication number
CN218188447U
CN218188447U CN202222515991.XU CN202222515991U CN218188447U CN 218188447 U CN218188447 U CN 218188447U CN 202222515991 U CN202222515991 U CN 202222515991U CN 218188447 U CN218188447 U CN 218188447U
Authority
CN
China
Prior art keywords
box
filter
fixedly connected
connecting block
filter screen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222515991.XU
Other languages
Chinese (zh)
Inventor
木仁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wulanqab Mengdi Dairy Co ltd
Original Assignee
Wulanqab Mengdi Dairy Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wulanqab Mengdi Dairy Co ltd filed Critical Wulanqab Mengdi Dairy Co ltd
Priority to CN202222515991.XU priority Critical patent/CN218188447U/en
Application granted granted Critical
Publication of CN218188447U publication Critical patent/CN218188447U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Centrifugal Separators (AREA)

Abstract

The utility model provides a pure breast device of camel milk production belongs to camel milk production facility technical field, including the liquid reserve tank, the lower extreme fixedly connected with support column one of liquid reserve tank, the inside of liquid reserve tank is provided with centrifugal component, centrifugal component's upper end intercommunication has inlet tube one, the upper end intercommunication of inlet tube one has a flow tube, the upper end intercommunication of flow tube has flexible pipe, the upper end intercommunication of flexible pipe has the outlet pipe, the upper end of liquid reserve tank is provided with the translation subassembly, the upper end of translation subassembly is provided with the rose box. The utility model provides a current camel milk production clean breast device, though make things convenient for the installation and the dismouting of filter screen to be convenient for change the filter screen, nevertheless still can reduce clean breast efficiency, practicality greatly reduced's problem because of the filter screen local jam at the in-process that uses the filter screen.

Description

Camel milk production milk purification device
Technical Field
The utility model belongs to the technical field of camel milk production facility, concretely relates to camel milk production milk purification device.
Background
Camel milk is taken out from camels, and the lives of herdsmen who provide camel milk have great fluidity, so that the camel milk is not convenient to collect due to the fluidity, the camel milk yield is very low, the nutritional value is very high, and the requirements on milk taking and processing technologies are high, so that the whole yield is lower than that of milk and goat milk, and the camel milk is a necessary process in the processing process of dairy products and is very precious.
In the prior art, CN213404715U discloses a milk purifying device for camel milk powder production for children, which comprises a milk purifying groove seat, an installation cover and a filter screen, wherein the milk purifying groove seat is provided with the installation cover, the top of the installation cover is provided with a circular groove, the bottom of the circular groove is provided with an installation through hole, an installation ring is fixed in the installation through hole, a circular clamping groove is formed at the ring opening of the installation ring, a frame is fixed around the filter screen, and the frame is clamped with the circular clamping groove; symmetrical arc barb plates are fixed on the inner wall of the mounting cover; the fixed symmetrical "L" type fishplate bar of lateral wall of clean breast groove seat, "L" type fishplate bar and the activity lock joint of arc barb board, though seted up circular slot and articulated on the collar have the stopper, can carry on spacingly to the frame of filter screen, thereby play limiting displacement to the filter screen, through rotating the stopper, alright make the frame break away from circular slot, make things convenient for the installation and the dismouting of filter screen, thereby be convenient for change the filter screen, nevertheless still can reduce clean breast efficiency because of the local jam of filter screen at the in-process that uses the filter screen, practicality greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a camel milk production milk purification device, its aim at have solved current camel milk production milk purification device, though make things convenient for the installation and the dismouting of filter screen to be convenient for change the filter screen, nevertheless still can reduce milk purification efficiency, practicality greatly reduced's problem because of the local jam of filter screen at the in-process that uses the filter screen.
The embodiment of the utility model provides a camel milk production milk purification device, including the liquid reserve tank, the lower extreme fixedly connected with support column one of liquid reserve tank, the inside of liquid reserve tank is provided with centrifugal subassembly, centrifugal subassembly's upper end intercommunication has inlet tube one, the upper end intercommunication of inlet tube one has a flow tube, the upper end intercommunication of flow tube has flexible pipe, the upper end intercommunication of flexible pipe has the outlet pipe, the upper end of liquid reserve tank is provided with the translation subassembly, the upper end of translation subassembly is provided with the rose box.
Furthermore, the upper end of the liquid storage tank is clamped with a first tank cover, a first mounting groove is reserved on the first tank cover, the lower end of the liquid storage tank is communicated with a liquid discharge pipe, and a liquid control valve is arranged on the liquid discharge pipe.
Through adopting above-mentioned technical scheme, be convenient for concentrate the collection to the camel milk after the purification.
Further, the centrifugation subassembly includes support column two, mounting groove two, motor one, backup pad, centrifugal box, filter screen one, case lid two and spacing hole, the diapire upper end fixedly connected with support column two of liquid reserve tank, it has mounting groove two to reserve on the support column two, install motor one in the mounting groove two, the upper end fixedly connected with backup pad of support column two, rotate in the backup pad and be connected with the centrifugal box, the output of motor one with the lower extreme transmission of centrifugal box is connected, fixedly connected with filter screen one on the centrifugal box, the upper end block of centrifugal box has case lid two, spacing hole has been seted up on the case lid two.
Through adopting above-mentioned technical scheme, starter motor I drives the centrifuge box and rotates in the backup pad, and the upper end wall and the inlet tube of centrifuge box rotate to be connected, and fixedly connected with filter screen one on the centrifuge box, are favorable to the rotation of centrifuge box and carry out the centrifugation with the camel milk to getting into the centrifuge box, and the camel milk of being convenient for is separated with impurity.
Furthermore, the lower end of the first water inlet pipe penetrates through the limiting hole, the lower end of the first water inlet pipe is communicated with the inside of the centrifugal box, and the first water inlet pipe is rotatably connected with the upper end wall of the centrifugal box.
Through adopting above-mentioned technical scheme, the rotation of the centrifuge box of being convenient for.
Further, the translation subassembly includes fixed plate, spout one, slider one, connecting block one, spout two, motor two, connecting block two and slider two, install motor two in the mounting groove one, two fixed plates of upper end fixedly connected with of case lid one, spout one has been seted up on the fixed plate, sliding connection has slider one, two in the spout one fixedly connected with connecting block one between the slider one, spout two has been seted up on the connecting block one, sliding connection has slider two in the spout two, the lower extreme of slider two rotates and is connected with connecting block two, the other end of connecting block two with the output transmission of motor two is connected.
Through adopting above-mentioned technical scheme, starter motor two drives connecting block two and rotates, and connecting block two drives slider two and removes in spout two, and then drives connecting block one and removes, and connecting block one drives the rose box of fixed connection with it and removes, is favorable to the abundant contact of filter screen and camel milk, has avoided reducing filtration efficiency because of local filter screen blocks up.
Further, the upper end block of rose box has case lid three, it has inlet tube two to run through on the case lid three, the lower extreme of inlet tube two with the inner chamber of rose box is linked together, the fixed frame of fixedly connected with on the inner wall of rose box, the filter frame has been placed to the upper end of fixed frame, fixedly connected with filter screen two in the filter frame, two thread grooves have been seted up on the filter frame, a screw hole has been seted up on the both sides wall of rose box respectively, the screw hole with the thread groove is corresponding, threaded connection has the bolt in the screw hole, the tail end of bolt with thread groove threaded connection.
Through adopting above-mentioned technical scheme, fixed frame is favorable to the bearing filter frame, rotates the bolt, makes its tail end screw in thread groove, has ensured the stability of filter frame, rotates the bolt, makes its tail end screw out thread groove, is convenient for change filter frame and filter screen two, and is easy and simple to handle, improves net breast efficiency.
Furthermore, the upper end of the first connecting block is fixedly connected with the lower end of the filter box, and the inner cavity of the filter box is communicated with the upper end of the water outlet pipe.
By adopting the technical scheme, the camel milk of the filter box can be conveniently led into the liquid storage box.
The beneficial effects of the utility model are that:
1. the utility model discloses via centrifugal subassembly's setting, the starter motor I drives the centrifuge box and rotates in the backup pad, and the upper end wall and the inlet tube of centrifuge box rotate to be connected, and fixedly connected with filter screen one on the centrifuge box, are favorable to the rotation of centrifuge box and carry out the centrifugation with camel milk to getting into the centrifuge box, and the camel milk of being convenient for is separated with impurity.
2. The utility model discloses via the setting of translation subassembly, two starting motor drive two connecting blocks and rotate, and two connecting blocks drive two slider and remove in two spout, and then control about driving connecting block one, and connecting block one drives the rose box of fixed connection with it and removes, is favorable to the abundant contact of filter screen and camel milk, has avoided reducing filtration efficiency because of local filter screen blocks up.
3. The utility model discloses via the setting of rose box, fixed frame is favorable to the bearing filter frame, rotates the bolt, makes its tail end screw in thread groove, has ensured the stability of filter frame, rotates the bolt, makes its tail end screw out thread groove, is convenient for change filter frame and filter screen two, and is easy and simple to handle, improves clean breast efficiency.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a front cross section of an embodiment of the present invention;
FIG. 2 is a schematic side view of the embodiment of the present invention;
fig. 3 is a schematic top cross-sectional structural view of an embodiment of the present invention;
fig. 4 is an enlarged schematic view of the embodiment of the present invention at a in fig. 1.
Reference numerals: 1. a liquid storage tank; 11. a first box cover; 111. a first mounting groove; 12. a liquid discharge pipe; 13. a liquid control valve; 2. a first supporting column; 3. a centrifuge assembly; 31. a second supporting column; 311. a second mounting groove; 32. a first motor; 33. a support plate; 34. a centrifuge box; 35. a first filter screen; 36. a second box cover; 361. a limiting hole; 4. a first water inlet pipe; 5. a bypass pipe; 6. a telescopic pipe; 7. a water outlet pipe; 8. a translation assembly; 81. a fixing plate; 82. a first sliding chute; 83. a first sliding block; 84. a first connecting block; 85. a second chute; 86. a second motor; 87. a second connecting block; 88. a second sliding block; 9. a filter box; 91. a water inlet pipe II; 92. a filter frame; 93. a second filter screen; 94. a fixing frame; 95. a bolt; 96. a threaded hole; 97. a thread groove; 98. and a third box cover.
Detailed Description
In order to make the purpose, technical scheme and advantage of the technical scheme of the utility model clearer, will combine in the following the utility model discloses the drawing of concrete embodiment is right the technical scheme of the embodiment of the utility model carries out clear, complete description. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-3, the embodiment of the utility model provides a camel milk production milk purification device, including liquid reserve tank 1, the upper end block of liquid reserve tank 1 has case lid 11, and it has mounting groove 111 to reserve on case lid 11, and the lower extreme intercommunication of liquid reserve tank 1 has fluid-discharge tube 12, is provided with accuse liquid valve 13 on the fluid-discharge tube 12, is convenient for concentrate the collection to the camel milk after purifying.
Referring to fig. 1 and 2, a first support column 2 is fixedly connected to the lower end of the liquid storage tank 1, a centrifugal component 3 is arranged inside the liquid storage tank 1, the centrifugal component 3 comprises a second support column 31, a second mounting groove 311, a first motor 32, a support plate 33, a centrifugal tank 34, a first filter screen 35, a second tank cover 36 and a limiting hole 361, the second bottom wall upper end of the liquid storage tank 1 is fixedly connected with the second support column 31, the second mounting groove 311 is reserved on the second support column 31, the first motor 32 is mounted in the second mounting groove 311, the support plate 33 is fixedly connected with the upper end of the second support column 31, the centrifugal tank 34 is rotatably connected to the support plate 33, the output end of the first motor 32 is in transmission connection with the lower end of the centrifugal tank 34, the first filter screen 35 is fixedly connected to the centrifugal tank 34, the second tank cover 36 is clamped to the upper end of the centrifugal tank 34, the limiting hole 361 is formed in the second tank 36, the first motor 32 is started, the centrifugal tank 34 is driven to rotate on the centrifugal tank 33, the upper end wall of the centrifugal tank 34 is rotatably connected with the first water inlet pipe 4, the first filter screen 35 is fixedly connected to the centrifugal tank 34, rotation of the centrifugal tank 34 is beneficial to the rotation of the centrifugal tank 34 and the centrifugal tank 34, and the camel milk entering the centrifugal tank 34 is separated from impurities.
Referring to fig. 1-3, the upper end of the centrifugal assembly 3 is communicated with a first water inlet pipe 4, the upper end of the first water inlet pipe 4 is communicated with a branch pipe 5, the upper end of the branch pipe 5 is communicated with an extension pipe 6, the upper end of the extension pipe 6 is communicated with a water outlet pipe 7, the lower end of the first water inlet pipe 4 penetrates through a limiting hole 361, the lower end of the first water inlet pipe 4 is communicated with the inside of the centrifugal box 34, and the first water inlet pipe 4 is rotatably connected with the upper end wall of the centrifugal box 34 to facilitate the rotation of the centrifugal box 34.
Referring to fig. 1-3, a translation assembly 8 is arranged at the upper end of a liquid storage tank 1, the translation assembly 8 includes a fixing plate 81, a first sliding groove 82, a first sliding block 83, a first connecting block 84, a second sliding groove 85, a second motor 86, a second connecting block 87 and a second sliding block 88, a second motor 86 is installed in a first installation groove 111, two fixing plates 81 are fixedly connected to the upper end of a first tank cover 11, a first sliding groove 82 is formed in each fixing plate 81, a first sliding block 83 is slidably connected to each sliding groove 82, a first connecting block 84 is fixedly connected between the two sliding blocks 83, a second sliding groove 85 is formed in each connecting block 84, a second sliding block 88 is slidably connected to each sliding groove 85, the lower end of each sliding block 88 is rotatably connected to the second connecting block 87, the other end of each connecting block 87 is rotatably connected to the output end of the second motor 86, the second motor 86 is started to drive the second connecting block 87 to rotate, the second connecting block 87 drives the second sliding blocks 88 to move in the second sliding grooves 85 and further drive the first connecting block 84 to move left and right, the connecting block 84 drives a filter tank 9 fixedly connected to move left and right, full contact between the filter screens is facilitated, and reduction of filter efficiency caused by partial blockage of the filter screens is avoided.
Referring to fig. 1, fig. 2 and fig. 4, a filter box 9 is arranged at the upper end of the translation component 8, a third box cover 98 is clamped at the upper end of the filter box 9, a second water inlet pipe 91 penetrates through the third box cover 98, the lower end of the second water inlet pipe 91 is communicated with the inner cavity of the filter box 9, a fixed frame 94 is fixedly connected to the inner wall of the filter box 9, a filter frame 92 is placed at the upper end of the fixed frame 94, a second filter screen 93 is fixedly connected to the inside of the filter frame 92, two thread grooves 97 are formed in the filter frame 92, a thread hole 96 is formed in each of two side walls of the filter box 9, the thread holes 96 correspond to the thread grooves 97, a bolt 95 is in threaded connection with the thread holes 96, the tail end of the bolt 95 is in threaded connection with the thread grooves 97, the fixed frame 94 is favorable for bearing the filter frame 92, the bolt 95 is rotated to enable the tail end of the bolt to be screwed into the thread grooves 97, the stability of the filter frame 92 is ensured, the bolt 95 is rotated to enable the tail end of the bolt to be screwed out of the thread grooves 97, the filter frame 92 and the second filter box 93 are convenient for guiding milk into the water outlet pipe 1 of the camel box 9, the camel milk storage tank, the camel tank 9, the inner cavity of the filter box 9 is convenient for improving the milk purification efficiency, and the milk purification efficiency.
The implementation mode specifically comprises the following steps: when the camel milk storage tank is used, the liquid control valve 13 is closed, the second motor 86 is started to drive the second connecting block 87 to rotate, the second connecting block 87 drives the second sliding block 88 to move in the second sliding groove 85 and further drives the first connecting block 84 to move left and right, the first connecting block 84 drives the filter tank 9 fixedly connected with the first connecting block to move left and right, meanwhile, camel milk is injected into the filter tank 9 through the second water inlet pipe 91 to be fully contacted with the camel milk, the first motor 32 is started to drive the centrifugal tank 34 to rotate on the supporting plate 33, the camel milk sequentially enters the centrifugal tank 34 through the first water outlet pipe 7, the telescopic pipe 6, the branch pipe 5 and the first water inlet pipe 4, enters the liquid storage tank 1 through the first filter screen 35 after centrifugation, after the milk purification is finished, the second motor 86 and the first motor 32 are closed, and the liquid control valve 13 is opened to collect the purified camel milk.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a camel milk production milk purification device, includes liquid reserve tank (1), the lower extreme fixedly connected with support column (2) of liquid reserve tank (1), its characterized in that, the inside of liquid reserve tank (1) is provided with centrifugal subassembly (3), the upper end intercommunication of centrifugal subassembly (3) has inlet tube (4), the upper end intercommunication of inlet tube (4) has a flow pipe (5), the upper end intercommunication of flow pipe (5) has flexible pipe (6), the upper end intercommunication of flexible pipe (6) has outlet pipe (7), the upper end of liquid reserve tank (1) is provided with translation subassembly (8), the upper end of translation subassembly (8) is provided with rose box (9).
2. The camel milk production milk purification device according to claim 1, wherein a first cover (11) is fastened to the upper end of the liquid storage tank (1), a first installation groove (111) is reserved on the first cover (11), a liquid discharge pipe (12) is communicated with the lower end of the liquid storage tank (1), and a liquid control valve (13) is arranged on the liquid discharge pipe (12).
3. The camel milk production milk purification device of claim 1, characterized in that, centrifuge assembly (3) includes support column two (31), mounting groove two (311), motor one (32), backup pad (33), centrifuge box (34), filter screen one (35), case lid two (36) and spacing hole (361), the diapire upper end fixedly connected with support column two (31) of reservoir box (1), it has mounting groove two (311) to reserve on support column two (31), install motor one (32) in mounting groove two (311), the upper end fixedly connected with backup pad (33) of support column two (31), it is connected with centrifuge box (34) to rotate on backup pad (33), the output of motor one (32) with the lower extreme transmission of centrifuge box (34) is connected, fixedly connected with filter screen one (35) on centrifuge box (34), the upper end block of centrifuge box (34) has case lid two (36), spacing hole (361) has been seted up on case lid two (36).
4. The camel milk production milk purification device of claim 3, wherein the lower end of the first water inlet pipe (4) passes through the limiting hole (361), the lower end of the first water inlet pipe (4) is communicated with the inside of the centrifugal box (34), and the first water inlet pipe (4) is rotatably connected with the upper end wall of the centrifugal box (34).
5. The camel milk production milk purification device according to claim 2, wherein the translation assembly (8) comprises a fixing plate (81), a first sliding groove (82), a first sliding block (83), a first connecting block (84), a second sliding groove (85), a second motor (86), a second connecting block (87) and a second sliding block (88), the second motor (86) is installed in the first installation groove (111), the two fixing plates (81) are fixedly connected to the upper end of the first case cover (11), the first sliding groove (82) is formed in the fixing plate (81), the first sliding block (83) is slidably connected to the first sliding groove (82), the first connecting block (84) is fixedly connected between the two first sliding blocks (83), the second sliding groove (85) is formed in the first connecting block (84), the second sliding block (88) is slidably connected to the second sliding groove (85), the second connecting block (87) is rotatably connected to the lower end of the second sliding block (88), and the other end of the second connecting block (87) is in transmission connection with the output end of the second motor (86).
6. The camel milk production milk purification device according to claim 1, wherein a third box cover (98) is fastened at the upper end of the filter box (9), a second water inlet pipe (91) penetrates through the third box cover (98), the lower end of the second water inlet pipe (91) is communicated with the inner cavity of the filter box (9), a fixed frame (94) is fixedly connected to the inner wall of the filter box (9), a filter frame (92) is placed at the upper end of the fixed frame (94), a second filter screen (93) is fixedly connected to the inside of the filter frame (92), two thread grooves (97) are formed in the filter frame (92), two thread holes (96) are formed in two side walls of the filter box (9), the thread holes (96) correspond to the thread grooves (97), a bolt (95) is connected to the thread holes (96), and the tail end of the bolt (95) is in threaded connection with the thread grooves (97).
7. The camel milk production milk purification device of claim 5, wherein the upper end of the first connecting block (84) is fixedly connected with the lower end of the filter tank (9), and the inner cavity of the filter tank (9) is communicated with the upper end of the water outlet pipe (7).
CN202222515991.XU 2022-09-22 2022-09-22 Camel milk production milk purification device Active CN218188447U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222515991.XU CN218188447U (en) 2022-09-22 2022-09-22 Camel milk production milk purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222515991.XU CN218188447U (en) 2022-09-22 2022-09-22 Camel milk production milk purification device

Publications (1)

Publication Number Publication Date
CN218188447U true CN218188447U (en) 2023-01-03

Family

ID=84635711

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222515991.XU Active CN218188447U (en) 2022-09-22 2022-09-22 Camel milk production milk purification device

Country Status (1)

Country Link
CN (1) CN218188447U (en)

Similar Documents

Publication Publication Date Title
CN216336942U (en) Novel oil-water and oil-stain separating equipment
CN218188447U (en) Camel milk production milk purification device
CN219050625U (en) Multiple filtration equipment is used in waste water treatment for copper foil production
CN218811583U (en) Multi-functional natural tea seed oil purification edulcoration device
CN212854749U (en) Novel oil-water separator for trailer
CN210559745U (en) Multi-functional rainwater is collected and is purified and recycle device for building
CN113476913A (en) Efficient treatment method and treatment equipment for river sewage
CN219058629U (en) Reverse osmosis pure water treatment equipment
CN220531920U (en) Exosome separation and purification device
CN221191733U (en) Movable embrane method water treatment facilities
CN221535901U (en) Cyanide tailings separation recovery unit
CN221906171U (en) Lithium carbonate subsides extraction element
CN211069205U (en) Pharmacy filtration equipment
CN213467060U (en) Sewage treatment device convenient to separate sewage sundries
CN219539563U (en) Double-filtering side-stream water treatment device
CN220194037U (en) Waste liquid phosphoric acid recovery device
CN220834462U (en) Camel milk purifying equipment
CN220056453U (en) Reverse osmosis filter element of water purifier
CN210645327U (en) Straight line rolling equipment for processing rotating shaft of washing machine
CN221752554U (en) Novel water environment pollution control equipment
CN215352212U (en) Magnesium sulfate production filter equipment
CN212594210U (en) Sewage treatment plant convenient to change filter screen
CN220444065U (en) Recovery and separation device for crystal growth raw materials
CN221607807U (en) Near zero wastewater discharge water purification equipment
CN220495685U (en) Efficient stacked inclined plate filter

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant