CN214169831U - Cellar for storing things mud equipment of paving - Google Patents
Cellar for storing things mud equipment of paving Download PDFInfo
- Publication number
- CN214169831U CN214169831U CN202022460830.6U CN202022460830U CN214169831U CN 214169831 U CN214169831 U CN 214169831U CN 202022460830 U CN202022460830 U CN 202022460830U CN 214169831 U CN214169831 U CN 214169831U
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- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013124 brewing process Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model discloses a pit mud paving device, which comprises a bracket assembly; the transverse moving assembly is connected with the bracket assembly in a sliding mode and comprises a transverse moving driving mechanism so as to drive the transverse moving assembly to move back and forth along the transverse direction; the longitudinal movement assembly is connected with the transverse movement assembly in a sliding mode and comprises a longitudinal movement driving mechanism so as to drive the longitudinal movement assembly to move back and forth along the longitudinal direction; the mud bucket assembly, the mud bucket assembly with it is connected to indulge the assembly that moves, the mud bucket assembly is including having the mud bucket of mud outlet for splendid attire cellar for storing things mud. The utility model has the characteristics of reduce workman's intensity of labour, reduce workman's quantity, degree of automation is higher, reduction in production cost.
Description
Technical Field
The utility model relates to a white spirit makes technical field, particularly, relates to a cellar for storing things mud equipment that paves.
Background
In the traditional white spirit brewing process, in the cellar sealing link of a cellar pool, cellar mud is generally used for sealing grains for fermentation. The pit mud is sealed and mostly picked out the back with the cellar for storing things mud from the mud hole using the driving, stacks on waiting to seal the cellar for storing things pond, then manual hand will be stacked the cellar for storing things mud pick out one by one and spread whole cellar for storing things pond upper surface, and it is even to maintain the compaction with the trowel at last.
However, the method has the following defects that 1, the manual mud spreading and grabbing process hurts hands, mud of a full arm is dirty, pit mud is pungent and smelly after being modulated, and the working process is difficult; 2. the mud laying amount of each cellar pool is about 2 tons, 5 to 6 persons are needed to finish the process continuously for about 15 minutes, the physical labor amount of workers is large, the labor is consumed, the labor price at the present stage is higher and higher, and the cost for producing the brewed wine is higher and higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cellar for storing things mud equipment of paving, it has the intensity of labour who reduces the workman, reduces workman's quantity, and degree of automation is higher, reduction in production cost's characteristics.
The utility model discloses a following technical scheme realizes:
a cellar mud paving device, comprising:
a bracket assembly;
the transverse moving assembly is connected with the bracket assembly in a sliding mode and comprises a transverse moving driving mechanism so as to drive the transverse moving assembly to move back and forth along the transverse direction;
the longitudinal movement assembly is connected with the transverse movement assembly in a sliding mode and comprises a longitudinal movement driving mechanism so as to drive the longitudinal movement assembly to move back and forth along the longitudinal direction;
the mud bucket assembly, the mud bucket assembly with it is connected to indulge the assembly that moves, the mud bucket assembly is including having the mud bucket of mud outlet for splendid attire cellar for storing things mud.
Optionally, the support assembly includes a support frame and a support leg disposed at the bottom of the support frame, the support frame is provided with two first slide rails arranged side by side, the first slide rails are transversely disposed, one end of the traverse assembly is slidably connected to one of the first slide rails, and the other end of the traverse assembly is slidably connected to the other first slide rail.
Optionally, the supporting legs comprise a fixed leg box, a rotatable adjusting column penetrates through the side wall of the fixed leg box, and a first bevel gear is arranged at one end, located inside the fixed leg box, of the adjusting column; a rotatable vertical rotating shaft is arranged inside the fixed leg box, and a second bevel gear meshed with the first bevel gear is arranged at the top end of the vertical rotating shaft; the bottom of the fixed leg box is provided with a telescopic leg box, the bottom end of the vertical rotating shaft is connected with the top of the telescopic leg box through threads, and the bottom of the telescopic leg box is provided with a spherical seat used for supporting on the ground.
Optionally, the telescopic leg box is sleeved with the fixed leg box, a limit pin shaft penetrates through the side wall of the fixed leg box, and a limit chute for accommodating the limit pin shaft is arranged on the side wall of the telescopic leg box.
Optionally, the traverse assembly comprises a traverse frame, two second slide rails arranged in parallel are arranged at the top of the traverse frame, the second slide rails are arranged longitudinally, one end of the longitudinal movement assembly is slidably connected with one of the second slide rails, and the other end of the longitudinal movement assembly is slidably connected with the other second slide rail; the transverse moving driving mechanism comprises a transverse moving rotating shaft arranged at the bottom of the transverse moving frame, transverse moving rollers are arranged at two ends of the transverse moving rotating shaft and are in sliding connection with the support assembly, a transverse moving motor is arranged at the bottom of the transverse moving frame, and the transverse moving motor is connected with the transverse moving rotating shaft through a speed reducing mechanism.
Optionally, the longitudinal moving assembly comprises a longitudinal moving frame, the longitudinal moving frame is connected with the mud bucket assembly, a longitudinal moving rotating shaft is arranged at the bottom of the longitudinal moving frame, longitudinal moving rollers are arranged at two ends of the longitudinal moving rotating shaft, the longitudinal moving rollers are connected with the transverse moving assembly in a sliding manner, a longitudinal moving motor is mounted at the bottom of the longitudinal moving frame, and the longitudinal moving motor is connected with the longitudinal moving rotating shaft through a speed reducing mechanism.
Optionally, a stirring shaft is axially arranged in the mud bucket along the mud bucket, the stirring shaft is connected with a helical blade, and the bottom end of the stirring shaft is connected with a stirring motor through a speed reducing mechanism.
Optionally, an upper hopper is arranged at the top of the mud bucket, and a lower hopper is arranged at the bottom of the mud bucket.
Optionally, the section of the mud outlet is rectangular.
Optionally, the device further comprises a PLC controller, wherein the PLC controller is electrically connected to the driving element of the traverse driving mechanism and the driving element of the longitudinal movement driving mechanism to control the working state of the driving elements.
The utility model discloses following advantage and beneficial effect have at least: in the utility model, the mud bucket assembly and the longitudinal moving assembly can move transversely through the transverse moving assembly, and the mud bucket assembly can move longitudinally through the longitudinal moving assembly; the pit mud is extruded from the mud outlet by alternately transversely and longitudinally moving the mud barrel assembly, so that the pit mud can be spread above the Yao pool needing to be spread with the mud; compared with the prior art, the automatic control system has the advantages that the labor intensity of workers is reduced, the number of workers is reduced, the automation degree is higher, and the production cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a front view of a pit mud paving device provided by the utility model;
fig. 2 is a top view of the pit mud spreading device provided by the utility model;
FIG. 3 is a front view of the carriage assembly;
FIG. 4 is a top view of the carriage assembly;
FIG. 5 is a cross-sectional view of the leg;
FIG. 6 is a cross-sectional view A-A of FIG. 5;
FIG. 7 is a front view of the traverse assembly;
FIG. 8 is a top view of the traverse assembly;
FIG. 9 is a front view of the longitudinal movement assembly;
FIG. 10 is a top view of the longitudinal movement assembly;
FIG. 11 is a front view of the mud bucket assembly;
FIG. 12 is a left side view of the mud bucket assembly;
FIG. 13 is a schematic view of the inner structure of the mud bucket;
fig. 14 is a schematic diagram of a running track of the pit mud paving equipment provided by the utility model during operation;
icon: 100-bracket assembly, 101-support frame, 102-first sliding rail, 150-support leg, 151-fixed leg box, 152-adjusting column, 153-handle, 154-first bevel gear, 155-vertical rotating shaft, 156-second bevel gear, 157-telescopic leg box, 158-spherical seat, 159-limit pin shaft, 160-limit sliding chute, 200-traverse assembly, 201-traverse frame, 202-second sliding rail, 250-traverse driving mechanism, 251-traverse rotating shaft, 252-traverse roller, 253-traverse motor, 300-longitudinal moving assembly, 301-longitudinal moving frame, 302-mud bucket connecting seat ring, 350-longitudinal moving driving mechanism, 351-longitudinal moving rotating shaft, 352-longitudinal moving roller, 353-longitudinal moving motor and 400-mud bucket assembly, 401-mud bucket, 402-bucket circle, 403-upper mud bucket, 404-lower mud bucket, 405-mud outlet, 406-stirring shaft, 407-helical blade, 408-stirring motor, 500-control cabinet, 600-cellar.
Detailed Description
As shown in fig. 1 to 13, the pit mud spreading device comprises a bracket assembly 100, a transverse moving assembly 200, a longitudinal moving assembly 300 and a mud bucket assembly 400.
The support assembly 100 comprises a support frame 101 and a leg 150 arranged at the bottom of the support frame 101, wherein the support frame 101 is provided with two first sliding rails 102 arranged in parallel, and the first sliding rails 102 are arranged along the transverse direction.
The supporting legs 150 comprise a fixed leg box 151, a rotatable adjusting column 152 penetrates through the side wall of the fixed leg box 151, a handle 153 is arranged at one end, located outside the fixed leg box 151, of the adjusting column 152 so as to facilitate operation, and a first bevel gear 154 is arranged at one end, located inside the fixed leg box 151, of the adjusting column 152; a rotatable vertical rotating shaft 155 is arranged inside the fixed leg box 151, and a second bevel gear 156 meshed with the first bevel gear 154 is arranged at the top end of the vertical rotating shaft 155; the bottom of the fixed leg box 151 is provided with a telescopic leg box 157, the bottom end of the vertical rotating shaft 155 is connected with the top of the telescopic leg box 157 through threads, and the bottom of the telescopic leg box 157 is provided with a spherical seat 158 for supporting on the ground.
Further, the telescopic leg box 157 is sleeved with the fixed leg box 151, a limit pin shaft 159 penetrates through the side wall of the fixed leg box 151, and a limit chute 160 for accommodating the limit pin shaft 159 is arranged on the side wall of the telescopic leg box 157.
During the use, can drive first bevel gear 154 through rotatory handle 153 and rotate, first bevel gear 154 drives second bevel gear 156 and vertical rotating shaft 155 and rotates, because threaded connection is passed through with the top of flexible leg case 157 in the bottom of vertical rotating shaft 155, therefore the rotation of vertical rotating shaft 155 can drive flexible leg case 157 and stretch out or retract, and spacing spout 160 and the spacer pin of setting can avoid flexible leg case 157 and vertical rotating shaft 155 to break away from.
In this embodiment, the traverse assembly 200 includes a traverse frame 201 and a traverse driving mechanism 250, two parallel second slide rails 202 are disposed on the top of the traverse frame 201, and the second slide rails 202 are disposed along the longitudinal direction (i.e. perpendicular to the first slide rails 102); the traverse driving mechanism 250 comprises a traverse rotating shaft 251 arranged at the bottom of the traverse frame 201, traverse rollers 252 are arranged at two ends of the traverse rotating shaft 251, a traverse motor 253 is arranged at the bottom of the traverse frame 201, the traverse motor 253 is connected with the traverse rotating shaft 251 through a speed reducing mechanism, and the speed reducing mechanism can adopt a common belt speed reducing mechanism or a common chain wheel speed reducing mechanism.
The traverse roller 252 is slidably connected to the support assembly 100, and specifically, the traverse roller 252 at one end is slidably connected to one of the first slide rails 102 disposed on the support assembly 100, and the traverse roller 252 at the other end is slidably connected to the other first slide rail 102. In use, the traverse motor 253 rotates to drive the traverse rotating shaft 251 to rotate after being decelerated by the decelerating mechanism, so as to drive the traverse roller 252 to rotate, and further to enable the traverse assembly 200 to move along the first sliding rail 102, i.e. along the transverse direction.
In this embodiment, the longitudinal movement assembly 300 includes a longitudinal movement frame 301 and a longitudinal movement driving mechanism 350, a longitudinal movement rotating shaft 351 is disposed at the bottom of the longitudinal movement frame 301, longitudinal movement rollers 352 are disposed at two ends of the longitudinal movement rotating shaft 351, the longitudinal movement rollers 352 are slidably connected with the traverse assembly 200, a longitudinal movement motor 353 is mounted at the bottom of the longitudinal movement frame 301, and the longitudinal movement motor 353 is connected with the longitudinal movement rotating shaft 351 through a speed reducing mechanism.
The longitudinal moving assembly 300 is slidably connected to the traverse assembly 200, specifically, the longitudinal moving roller 352 at one end is slidably connected to one of the second slide rails 202 disposed on the traverse frame 201, and the longitudinal moving roller 352 at the other end is slidably connected to the other second slide rail 202. During use, the longitudinal movement shaft 351 is driven to rotate after being decelerated by the deceleration mechanism through the rotation of the longitudinal movement motor 353, so as to drive the longitudinal movement roller 352 to rotate, and further the longitudinal movement assembly 300 moves along the second slide rail 202, namely, moves along the longitudinal direction.
In this embodiment, the longitudinally moving frame 301 is connected to the mud bucket assembly 400, specifically, a bucket ring 402 is disposed on the mud bucket 401, a mud bucket connecting seat ring 302 is disposed on the longitudinally moving frame 301, and the bucket ring 402 and the mud bucket connecting seat ring 302 are connected by screws or bolts.
Be equipped with (mixing) shaft 406 along mud bucket 401 axial in the mud bucket 401, (mixing) shaft 406 is connected with helical blade 407, and the bottom of (mixing) shaft 406 is connected with agitator motor 408 through reduction gears, and the (mixing) shaft 406 and the helical blade 407 that set up can be when stirring the cellar for storing things mud, also be convenient for can extrude the cellar for storing things mud from the bucket smoothly.
In this embodiment, the pit mud spreading device further comprises a PLC controller, the PLC controller is electrically connected to a driving element of the traverse driving mechanism 250 and a driving element of the longitudinal moving driving mechanism 350, and is also electrically connected to the stirring motor 408 to control the working states of the driving elements (i.e., the traverse motor 253, the longitudinal moving motor 353 and the stirring motor 408), the PLC controller can be disposed in the control cabinet 500, the control cabinet 500 is installed on the side surface of the supporting frame 101, a frequency converter can be disposed in the control cabinet 500, and the frequency converter is also electrically connected to the traverse motor 253, the longitudinal moving motor 353 and the stirring motor 408; a remote control device may be further provided in the control cabinet 500 to remotely control the actions of the traverse motor 253, the traverse motor 353, and the agitation motor 408, so that the operation modes are diversified.
The utility model discloses a theory of operation and working process as follows:
at first through the driving with equipment through the hoist to correspond need spread the cellar for storing things 600 top of mud and make mud outlet 405 align cellar for storing things 600 edge, slowly put down apart from ground when also 100mm are left or right, rotate handle 153, let spherical seat 158 just can contact ground, fine setting handle 153 lets braced frame 101 keep in 50 mm's levelness, the driving is put down equipment and take off the hoist completely again. And then, a power supply is connected to the control cabinet 500 and power is supplied, and the traveling crane grabs the pit mud out of the mud pit and sends the pit mud to a feeding hopper of the paving equipment to finish preparation before paving.
When the paving equipment is actually operated, the paving equipment can be divided into a manual mode and an automatic mode. The manual mode is mainly used for filling up the area with incomplete mud paving, and can independently realize the transverse movement of the transverse movement assembly 200, the longitudinal movement of the longitudinal movement assembly 300 and the rotation of the helical blade 407 motor.
The automatic mode operation track is controlled by a built-in program of the PLC controller, and the specific operation mode is as follows: the mud bucket 401 moves to the lower left corner of the pit 600 through the transverse and longitudinal movement actions (in the embodiment, the mud bucket 401 starts to move from the lower left corner of the pit 600 for illustration, it is easy to understand that the mud bucket 401 can also start to move from other three corners of the pit 600 for mud paving), the spiral blade 407 rotates to extrude pit mud, the transverse movement motor 253 rotates according to the adjusted frequency speed, and the mud bucket 401 and the longitudinal movement assembly 300 move along the direction of the first sliding rail 102 (i.e., transversely) to slowly and transversely lay the extruded pit mud above the pit 600.
When the pit moves to the rightmost side of the pit 600, the spiral blade 407 motor and the traverse motor 253 stop operating, at this time, the longitudinal movement motor 353 starts to rotate, the mud bucket 401 moves longitudinally, the moving distance is set to be the width of the mud outlet 405, the longitudinal movement motor 353 stops after the mud bucket 401 is in place, the spiral blade 407 motor and the traverse motor 253 continue to run in a matched mode, and a complete pit mud is paved according to the running track of the figure 14 (in the figure, the X direction represents the transverse direction, namely the direction of the first slide rail 102, and the Y direction represents the longitudinal direction, namely the direction of the second slide rail 202). During the automatic period, if the condition of uneven mud discharging and belt breaking occurs, the machine is moved to a corresponding position for repairing by using a manual mode, and for the part which is not compacted or has uneven shape, the repairing is carried out by manually using a plastering knife. And after paving is finished, hoisting the paving equipment away by using a travelling crane.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a cellar for storing things mud equipment of paving which characterized in that includes:
a cradle assembly (100);
a traverse assembly (200), the traverse assembly (200) being slidably connected to the rack assembly (100), the traverse assembly (200) including a traverse drive mechanism (250) to drive the traverse assembly (200) to traverse back and forth in a lateral direction;
a longitudinal movement assembly (300), wherein the longitudinal movement assembly (300) is connected with the transverse movement assembly (200) in a sliding mode, and the longitudinal movement assembly (300) comprises a longitudinal movement driving mechanism (350) for driving the longitudinal movement assembly (300) to move back and forth along the longitudinal direction;
the mud bucket assembly (400), mud bucket assembly (400) with indulge and move the assembly (300) and be connected, mud bucket assembly (400) are including mud bucket (401) that have mud outlet (405) for splendid attire cellar for storing things mud.
2. The pit mud paving equipment of claim 1, characterized in that: the support assembly (100) comprises a supporting frame (101) and supporting legs (150) arranged at the bottom of the supporting frame (101), wherein the supporting frame (101) is provided with two first sliding rails (102) which are arranged in parallel, the first sliding rails (102) are transversely arranged, one end of the transverse moving assembly (200) is connected with one first sliding rail (102) in a sliding mode, and the other end of the transverse moving assembly (200) is connected with the other first sliding rail (102) in a sliding mode.
3. The pit mud paving equipment of claim 2, characterized in that: the supporting legs (150) comprise fixed leg boxes (151), rotatable adjusting columns (152) penetrate through the side walls of the fixed leg boxes (151), and first bevel gears (154) are arranged at one ends, located inside the fixed leg boxes (151), of the adjusting columns (152); a rotatable vertical rotating shaft (155) is arranged inside the fixed leg box (151), and a second bevel gear (156) meshed with the first bevel gear (154) is arranged at the top end of the vertical rotating shaft (155); the bottom of the fixed leg box (151) is provided with a telescopic leg box (157), the bottom end of the vertical rotating shaft (155) is connected with the top of the telescopic leg box (157) through threads, and the bottom of the telescopic leg box (157) is provided with a spherical seat (158) used for being supported on the ground.
4. The pit mud paving equipment of claim 3, characterized in that: the telescopic leg box (157) is sleeved with the fixed leg box (151), a limit pin shaft (159) penetrates through the side wall of the fixed leg box (151), and a limit chute (160) for accommodating the limit pin shaft (159) is arranged on the side wall of the telescopic leg box (157).
5. The pit mud paving equipment of claim 1, characterized in that: the transverse moving assembly (200) comprises a transverse moving frame (201), two parallel second sliding rails (202) are arranged at the top of the transverse moving frame (201), the second sliding rails (202) are longitudinally arranged, one end of the longitudinal moving assembly (300) is connected with one of the second sliding rails (202) in a sliding mode, and the other end of the longitudinal moving assembly (300) is connected with the other second sliding rail (202) in a sliding mode; the transverse moving driving mechanism (250) comprises a transverse moving rotating shaft (251) arranged at the bottom of the transverse moving frame (201), transverse moving rollers (252) are arranged at two ends of the transverse moving rotating shaft (251), the transverse moving rollers (252) are connected with the support assembly (100) in a sliding mode, a transverse moving motor (253) is installed at the bottom of the transverse moving frame (201), and the transverse moving motor (253) is connected with the transverse moving rotating shaft (251) through a speed reducing mechanism.
6. The pit mud paving equipment of claim 1, characterized in that: the longitudinal moving assembly (300) comprises a longitudinal moving frame (301), the longitudinal moving frame (301) is connected with the mud bucket assembly (400), a longitudinal moving rotating shaft (351) is arranged at the bottom of the longitudinal moving frame (301), longitudinal moving rollers (352) are arranged at two ends of the longitudinal moving rotating shaft (351), the longitudinal moving rollers (352) are connected with the transverse moving assembly (200) in a sliding mode, a longitudinal moving motor (353) is installed at the bottom of the longitudinal moving frame (301), and the longitudinal moving motor (353) is connected with the longitudinal moving rotating shaft (351) through a speed reducing mechanism.
7. The pit mud paving equipment of claim 1, characterized in that: a stirring shaft (406) is axially arranged in the mud barrel (401) along the mud barrel (401), the stirring shaft (406) is connected with a helical blade (407), and the bottom end of the stirring shaft (406) is connected with a stirring motor (408) through a speed reducing mechanism.
8. The pit mud paving equipment of claim 1, characterized in that: an upper mud bucket (403) is arranged at the top of the mud bucket (401), and a lower mud bucket (404) is arranged at the bottom of the mud bucket (401).
9. The pit mud paving equipment of claim 1, characterized in that: the section of the mud outlet (405) is rectangular.
10. The pit mud paving equipment of claim 1, characterized in that: the device also comprises a PLC controller, wherein the PLC controller is electrically connected with the driving element of the transverse moving driving mechanism (250) and the driving element of the longitudinal moving driving mechanism (350) to control the working state of the driving elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022460830.6U CN214169831U (en) | 2020-10-29 | 2020-10-29 | Cellar for storing things mud equipment of paving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022460830.6U CN214169831U (en) | 2020-10-29 | 2020-10-29 | Cellar for storing things mud equipment of paving |
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| Publication Number | Publication Date |
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| CN214169831U true CN214169831U (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022460830.6U Active CN214169831U (en) | 2020-10-29 | 2020-10-29 | Cellar for storing things mud equipment of paving |
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| CN (1) | CN214169831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252684A (en) * | 2020-10-29 | 2021-01-22 | 四川邦立重机有限责任公司 | A kind of pit mud paving equipment |
-
2020
- 2020-10-29 CN CN202022460830.6U patent/CN214169831U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252684A (en) * | 2020-10-29 | 2021-01-22 | 四川邦立重机有限责任公司 | A kind of pit mud paving equipment |
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