CN218398765U - Be used for concrete mixing device for building - Google Patents
Be used for concrete mixing device for building Download PDFInfo
- Publication number
- CN218398765U CN218398765U CN202221225701.1U CN202221225701U CN218398765U CN 218398765 U CN218398765 U CN 218398765U CN 202221225701 U CN202221225701 U CN 202221225701U CN 218398765 U CN218398765 U CN 218398765U
- Authority
- CN
- China
- Prior art keywords
- wall
- mixing
- concrete
- control mechanism
- installation pole
- 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.)
- Expired - Fee Related
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 66
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 40
- 230000006978 adaptation Effects 0.000 claims abstract description 18
- 230000003028 elevating effect Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 19
- 230000002349 favourable effect Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 description 35
- 239000002994 raw material Substances 0.000 description 17
- 230000009471 action Effects 0.000 description 5
- 239000004568 cement Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a be used for concrete mixing device for building relates to building engineering technical field, comprising a base plate, the bottom plate side is isosceles trapezoid, the installation pole has all been welded at bottom plate top outer wall both ends, installation pole top outer wall is provided with elevating system, elevating system and installation pole looks adaptation, elevating system is connected with control mechanism, control mechanism and installation pole looks adaptation, the inside rabbling mechanism that is provided with of control mechanism, control mechanism and rabbling mechanism looks adaptation. The utility model discloses its advantage lies in can highly adjusting agitating unit, and the staff of being convenient for carries out the material loading, is favorable to reducing staff intensity of labour.
Description
Technical Field
The utility model relates to a building engineering technical field especially relates to a be used for concrete mixing device for building.
Background
Along with the development of science and technology, the fields of construction and the like are rapidly developed, concrete is an indispensable material in the field of construction, concrete is a general name of engineering composite materials formed by cementing aggregates into a whole by cementing materials, and the term of concrete generally refers to that cement is used as a cementing material, and sand and stone are used as aggregates; the cement concrete is obtained by mixing with water according to a certain proportion and stirring, and is widely applied to civil engineering.
The secondary structure needs to be poured in the construction of the building engineering, and because the amount of concrete needed by the secondary structure engineering is small, and finished concrete is inconvenient to buy, the concrete is configured on site by workers, and the concrete is stirred by a stirring device required during the configuration on site.
However, the existing concrete mixing device is single in function and complex in operation, workers need to lift the mixing materials and pour the mixing materials into the mixing device, physical consumption of the workers is large, the concrete is not easy to take out of the mixing device after mixing is completed, a large amount of concrete is easy to remain in the mixing device, and the mixing device is inconvenient to clean, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a concrete stirring device for buildings. Its advantage lies in can highly adjusting agitating unit, and the staff of being convenient for carries out the material loading, is favorable to reducing staff intensity of labour.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a be used for concrete mixing device for building, includes the bottom plate, the bottom plate side is isosceles trapezoid, the installation pole has all been welded at bottom plate top outer wall both ends, installation pole top outer wall is provided with elevating system, elevating system and installation pole looks adaptation, elevating system is connected with control mechanism, control mechanism and installation pole looks adaptation, the inside rabbling mechanism that is provided with of control mechanism, control mechanism and rabbling mechanism looks adaptation.
Through the technical scheme: concrete raw materials that will need the stirring are poured into the agitator tank, rabbling mechanism stirs the raw materials after that and mixes, the height of elevating system control agitator tank, the staff of being convenient for carries out the material loading, during the material loading, elevating system drives the agitator tank and reduces, be favorable to reducing staff intensity of labour, make staff's material loading lighter, practice thrift physical power, after the concrete mixing was accomplished, control mechanism drives the agitator tank upset and pours the concrete of stirring completion, and easy operation, high durability and convenient use, the concrete falls down under the action of gravity automatically, prevent that the concrete from remaining.
The utility model discloses further set up to, elevating system installs in the reel of mounting bracket inner wall, twines in the hank cable of reel outer wall including welding in the mounting bracket of installation pole top outer wall, rotating, mounting bracket one side outer wall installs first servo motor through the bolt, first servo motor's output shaft and reel are connected.
Through the technical scheme: thereby first servo motor drive reel rotates and drives the hank cable and receive and release and adjust control mechanism height, is convenient for carry out the material loading to the agitator tank, compares in traditional device, practices thrift staff's physical power, reduces staff intensity of labour.
The utility model discloses further set up to, the through wires hole that runs through installation roof portion is seted up to mounting bracket bottom outer wall, through wires hole and hank cable looks adaptation, the through wires downthehole wall is provided with the guard ring rather than the looks adaptation.
Through the technical scheme: the through wires hole is convenient for the strand to fall down from same position for the installation piece is not influenced by the strand at the in-process that descends, makes the installation piece more stable, and the protection pad protects the strand, prevents that the strand from long-term and the contact of through wires hole from resulting in the strand wearing and tearing, extension strand life.
The utility model discloses further set up to, control mechanism installs in the axis of rotation of the adjacent both sides outer wall of installation piece, welds in the terminal agitator tank of axis of rotation including offering and installing control tank, the slidable mounting of pole outer wall in the installation piece of control tank inner wall, rotating.
Through the technical scheme: the mounting block moves up and down to adjust the height of the stirring box, so that the stirring box is convenient to feed or discharge, and the stirring box is simple in operation and convenient to use.
The utility model discloses further set up to, one side second servo motor is installed through the bolt to installation piece outer wall, second servo motor's output shaft and rotation axis connection, installation piece top and cable end-to-end connection.
Through the technical scheme: the second servo motor drives the rotating shaft to rotate to drive the stirring box to overturn, the concrete mixed in the stirring box is poured out, and the concrete automatically falls down under the action of gravity to prevent the concrete from remaining.
The utility model discloses further set up to, agitator tank top outer wall is opened there is the spout, the equal slidable mounting in spout both ends has the apron, frictional force between apron and the spout is greater than apron self sliding force, the adjacent both sides outer wall of apron all is provided with magnetism and inhales the strip.
Through the technical scheme: the apron seals the agitator tank, and mortar cement etc. spill when preventing the concrete mixing from mixing inhales the strip and makes between the apron inseparabler, and the apron can not slide automatically.
The utility model discloses further set up to, rabbling mechanism welds in the stirring roller of (mixing) shaft outer wall including rotating (mixing) shaft, the equidistance of installing in the agitator tank inner wall, stirring roller outer wall welding has the reposition of redundant personnel stick that the equidistance distributes, the motor is installed through the bolt to agitator tank one side outer wall, the output shaft and the (mixing) shaft connection of motor, the agitator tank is kept away from motor one side outer wall and is provided with the observation window, observation window and rabbling mechanism looks adaptation.
Through the technical scheme: the motor drive (mixing) shaft rotates and drives the stirring roller and rotate and stir the concrete raw materials in the agitator tank, and the reposition of redundant personnel stick that the stirring roller outer wall set up is favorable to breaking up the raw materials that mixes for the raw materials mixes more evenly, compares in traditional device, and the mixing time is shorter, and mixing efficiency is higher.
The utility model has the advantages that:
1. this kind is used for concrete mixing device for building, thereby first servo motor drive reel rotates and drives the hank cable and receive and release and highly adjust control mechanism, be convenient for carry out the material loading to the agitator tank, compare in traditional device, practice thrift staff's physical power, reduce staff intensity of labour, the hank cable of being convenient for of through wires hole falls from same position, make the installation piece not influenced by the hank cable at the in-process that falls, make the installation piece more stable, the protection pad protects the hank cable, prevent that the hank cable from leading to the hank cable wearing and tearing with the through wires hole contact for a long time, extension hank cable life.
2. This kind is used for concrete mixing device for building, the installation piece reciprocates and highly adjusts the agitator tank, the agitator tank material loading of being convenient for perhaps unloads, and is simple in operation, high durability and convenient use, second servo motor drive axis of rotation rotates and drives the agitator tank upset, pour the inside concrete of accomplishing that mixes of agitator tank, the concrete falls down automatically under the action of gravity, prevent that the concrete from remaining, the apron seals the agitator tank, spill such as mortar cement when preventing the concrete mixing, the magnetism is inhaled the strip and is made inseparabler between the apron, the apron can not slide open automatically.
3. This kind of be used for concrete mixing device for building, motor drive (mixing) shaft rotate drive stirring roller and rotate the concrete raw materials that stirs in the agitator tank, and the reposition of redundant personnel stick of stirring roller outer wall setting is favorable to breaking up the mixed raw materials for the raw materials mixes more evenly, compares in traditional device, and mixing time is shorter, and mixing efficiency is higher.
Drawings
Fig. 1 is a schematic view of the external appearance structure of a main body of a concrete mixing device for buildings according to the present invention;
fig. 2 is a schematic structural diagram of a control mechanism for a concrete mixing device for buildings according to the present invention;
fig. 3 is a schematic structural view of a stirring mechanism of a concrete stirring device for construction according to the present invention;
fig. 4 is the utility model provides a lifting mechanism structure sketch map for concrete mixing plant for building.
In the figure: 1. a base plate; 2. mounting a rod; 3. a mounting frame; 4. a reel; 5. a rope is twisted; 6. a first servo motor; 7. a control slot; 8. mounting blocks; 9. a rotating shaft; 10. a stirring box; 11. a second servo motor; 12. a cover plate; 13. magnetically attracting the strip; 14. a stirring shaft; 15. a stirring roller; 16. an electric motor.
Detailed Description
The technical solution of the present patent will be further described in detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by one of ordinary skill in the art as appropriate.
Referring to fig. 1-4, a concrete mixing device for building, including bottom plate 1, bottom plate 1 side is isosceles trapezoid, bottom plate 1 top outer wall both ends all weld and have installation pole 2, installation pole 2 top outer wall is provided with elevating system, elevating system and 2 looks adaptations of installation pole, elevating system is connected with control mechanism, control mechanism and 2 looks adaptations of installation pole, the inside rabbling mechanism that is provided with of control mechanism, control mechanism and rabbling mechanism looks adaptations, pour the concrete raw materials that need the stirring into agitator tank 10, then the rabbling mechanism stirs the raw materials and mixes, elevating system control agitator tank 10's height, the staff of being convenient for carries out the material loading, during the material loading, elevating system drives agitator tank 10 and reduces, be favorable to reducing staff intensity of labour, make staff's material loading lighter, practice thrift physical power, after the concrete mixing is accomplished, control mechanism drives agitator tank 10 upset and pours the concrete that the stirring was accomplished, easy operation, high durability and convenient use, the concrete falls down automatically under the action of gravity, prevent that the concrete from remaining.
Further, refer to fig. 1, fig. 2 and fig. 4, elevating system is including welding in the mounting bracket 3 of 2 top outer walls of installation pole, rotate the reel 4 of installing in the 3 inner walls of mounting bracket, twine in the cable 5 of reel 4 outer walls, first servo motor 6 is installed through the bolt to the outer wall of mounting bracket 3 one side, the output shaft of first servo motor 6 is connected with reel 4, thereby first servo motor 6 drive reel 4 rotates and drives cable 5 and receive and release and adjust control mechanism height, be convenient for carry out the material loading to agitator tank 10, compare in traditional device, practice thrift staff's physical power, reduce staff intensity of labour.
Further, referring to fig. 1, fig. 2 and fig. 4, the through wires hole that runs through installation pole 2 top is seted up to mounting bracket 3 bottom outer wall, through wires hole and 5 looks adaptations of strand, the through wires downthehole wall is provided with the guard ring rather than the looks adaptation, the through wires hole is convenient for strand 5 to fall from same position, make installation piece 8 not influenced by strand 5 at the in-process that descends, make installation piece 8 more stable, the protection pad protects strand 5, prevent that strand 5 from leading to strand 5 wearing and tearing with the through wires hole contact for a long time, extension strand 5 life.
Furthermore, referring to fig. 1, 2 and 4, control mechanism includes offer with the control tank 7 of installation pole 2 outer wall, slidable mounting in the installation piece 8 of control tank 7 inner wall, rotate the axis of rotation 9 of installing in the adjacent both sides outer wall of installation piece 8, weld in the terminal agitator tank 10 of axis of rotation 9, installation piece 8 reciprocates highly adjusting agitator tank 10, the agitator tank 10 material loading of being convenient for perhaps unloads, easy operation, convenient to use.
Further, referring to fig. 2, a second servo motor 11 is installed on the outer wall of the mounting block 8 on one side through a bolt, an output shaft of the second servo motor 11 is connected with a rotating shaft 9, the top of the mounting block 8 is connected with the tail end of the cable 5, after concrete mixing is completed, the second servo motor 11 drives the rotating shaft 9 to rotate to drive the stirring box 10 to turn over, concrete mixed inside the stirring box 10 is poured out, and the concrete automatically falls under the action of gravity to prevent concrete residue.
Further, referring to fig. 1, the spout is opened to agitator tank 10 top outer wall, and the equal slidable mounting in spout both ends has apron 12, and the frictional force between apron 12 and the spout is greater than apron 12 self sliding force, and the adjacent both sides outer wall of apron 12 all is provided with magnetism and inhales strip 13, and apron 12 seals agitator tank 10, and mortar cement etc. spill when preventing the concrete mixing, magnetism is inhaled strip 13 and is made inseparabler between apron 12, and apron 12 can not slide automatically open.
Further, refer to fig. 3, rabbling mechanism is including rotating the (mixing) shaft 14 of installing in agitator tank 10 inner wall, the equidistance welds in the stirring roller 15 of (mixing) shaft 14 outer wall, the welding of 15 outer walls of stirring roller has the reposition of redundant personnel stick that the equidistance distributes, motor 16 is installed through the bolt to agitator tank 10 one side outer wall, motor 16's output shaft and (mixing) shaft 14 are connected, agitator tank 10 keeps away from motor 16 one side outer wall and is provided with the observation window, observation window and rabbling mechanism looks adaptation, motor 16 drive (mixing) shaft 14 rotates and drives agitator roller 15 and rotate and stir the concrete raw materials in to agitator tank 10, the reposition of redundant personnel stick that 15 outer walls of stirring roller set up is favorable to breaking up mixed raw materials, make the raw materials mix more evenly, compare in traditional device, the mixing time is shorter, the mixing efficiency is higher.
The working principle is as follows: during operation, first servo motor 6 drives reel 4 and rotates and drive hank 5 and receive and release thereby it is minimum to fall control mechanism height, open apron 12 this moment, concrete raw materials that will mix pours into agitator tank 10, compare in traditional device, be convenient for carry out the material loading to agitator tank 10, practice thrift staff's physical power, reduce staff intensity of labour, the hank 5 that the through wires hole is convenient for falls from same position, make installation piece 8 not influenced by hank 5 in the in-process that falls, make installation piece 8 more stable, the protection pad protects hank 5, prevent that hank 5 from leading to hank 5 wearing and tearing with the through wires hole contact for a long time, extension hank 5 life, during concrete mixing, motor 16 drive (mixing) shaft 14 rotates and drives agitator roller 15 and rotates and stirs the concrete raw materials in agitator tank 10, the reposition of redundant personnel stick that agitator roller 15 outer wall sets up is favorable to scattering the raw materials that mixes, make the raw materials mix more even, compare in traditional device, mixing time is shorter, mixing efficiency is higher, after concrete mixing is accomplished the axis of rotation, second servo motor 11 rotates and drives agitator tank 10, prevent to inhale and mix the inside concrete that concrete cover plate 12 and mix and to the effect of stirring, prevent to fall, prevent to mix and to mix the concrete 12, it is inseparable to prevent to inhale and to fall, it is 12, it is automatic to inhale and to mix the effect to prevent to fall, it to mix under the concrete, it is 12, it is left.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a be used for concrete mixing device for building, includes bottom plate (1), its characterized in that, bottom plate (1) side is isosceles trapezoid, installation pole (2) have all been welded at bottom plate (1) top outer wall both ends, installation pole (2) top outer wall is provided with elevating system, elevating system and installation pole (2) looks adaptation, elevating system is connected with control mechanism, control mechanism and installation pole (2) looks adaptation, the inside rabbling mechanism that is provided with of control mechanism, control mechanism and rabbling mechanism looks adaptation, control mechanism installs in axis of rotation (9) of the adjacent both sides outer wall of installation piece (8), welds in terminal agitator tank (10) of axis of rotation (9) including offering in control tank (7), slidable mounting of installation pole (2) outer wall in installation piece (8), rotation.
2. The concrete mixer for building according to claim 1, wherein the lifting mechanism comprises a mounting frame (3) welded on the outer wall of the top of the mounting rod (2), a reel (4) rotatably mounted on the inner wall of the mounting frame (3), and a cable (5) wound on the outer wall of the reel (4), a first servo motor (6) is mounted on the outer wall of one side of the mounting frame (3) through a bolt, and an output shaft of the first servo motor (6) is connected with the reel (4).
3. The concrete mixing device for the building as claimed in claim 2, characterized in that the outer wall of the bottom of the mounting rack (3) is provided with a threading hole penetrating the top of the mounting rod (2), the threading hole is adapted to the cable (5), and the inner wall of the threading hole is provided with a protective ring adapted to the threading hole.
4. A concrete mixer for building according to claim 3, wherein a second servo motor (11) is installed on the outer wall of the mounting block (8) on one side through bolts, the output shaft of the second servo motor (11) is connected with the rotating shaft (9), and the top of the mounting block (8) is connected with the tail end of the hoist rope (5).
5. The concrete mixing device for the building as recited in claim 4, characterized in that the top outer wall of the mixing box (10) is provided with a sliding groove, the two ends of the sliding groove are both slidably provided with a cover plate (12), the friction force between the cover plate (12) and the sliding groove is larger than the sliding force of the cover plate (12), and the outer walls of the two adjacent sides of the cover plate (12) are both provided with magnetic attraction strips (13).
6. The concrete mixing device for the building as recited in claim 5, wherein the mixing mechanism comprises a mixing shaft (14) rotatably mounted on the inner wall of the mixing box (10) and mixing rollers (15) equidistantly welded on the outer wall of the mixing shaft (14), the outer wall of each mixing roller (15) is welded with equidistantly distributed shunting rods, the outer wall of one side of the mixing box (10) is provided with a motor (16) through bolts, the output shaft of each motor (16) is connected with the mixing shaft (14), the outer wall of one side of the mixing box (10) away from the motors (16) is provided with an observation window, and the observation window is matched with the mixing mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221225701.1U CN218398765U (en) | 2022-05-19 | 2022-05-19 | Be used for concrete mixing device for building |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221225701.1U CN218398765U (en) | 2022-05-19 | 2022-05-19 | Be used for concrete mixing device for building |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218398765U true CN218398765U (en) | 2023-01-31 |
Family
ID=85010053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202221225701.1U Expired - Fee Related CN218398765U (en) | 2022-05-19 | 2022-05-19 | Be used for concrete mixing device for building |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218398765U (en) |
-
2022
- 2022-05-19 CN CN202221225701.1U patent/CN218398765U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207058900U (en) | A kind of high efficiency concrete central mix plant for building | |
CN212026262U (en) | Concrete placement equipment for hydraulic engineering construction | |
CN210939886U (en) | Cement manufacture is with automatic agitated vessel in advance | |
CN218398765U (en) | Be used for concrete mixing device for building | |
CN217257265U (en) | Concrete filling device | |
CN201566044U (en) | Vertical concrete stirring machine with lifting material feeding mechanism | |
CN206623228U (en) | A kind of concrete mixer | |
CN212105147U (en) | Automatic casting machine | |
CN210001408U (en) | concrete tower crane hopper with stirring function | |
CN107901231A (en) | A kind of road construction small-sized mortar mixer | |
CN210651312U (en) | Home decoration is with mixing thick liquid device | |
CN211074210U (en) | Feeding device for mortar stirring | |
CN201525085U (en) | Mobile self-lifting type concrete mixer | |
CN217834167U (en) | Mixer with automatic feeding mechanism | |
CN214214248U (en) | Building mortar intelligence processingequipment | |
CN217552725U (en) | Vertical plain end concrete mixer with biax rabbling mechanism | |
CN217395323U (en) | A high-efficient mortar agitated vessel for construction | |
CN212948472U (en) | High-efficient feeding device that building equipment used | |
CN209937299U (en) | Mixer for building | |
CN217925050U (en) | Upset material loading formula slip casting machine | |
CN218803054U (en) | Concrete prefabricated component pouring device | |
CN214491076U (en) | Automatic concrete production mixer | |
CN214210160U (en) | Raw materials composition is agitating unit regularly | |
CN215882067U (en) | Feeding device for engineering machinery mixing station | |
CN212888257U (en) | Civil and industrial building concrete mixing device for engineering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230131 |