CN209918016U - A raw materials breaker for fertilizer production - Google Patents
A raw materials breaker for fertilizer production Download PDFInfo
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- CN209918016U CN209918016U CN201822101596.0U CN201822101596U CN209918016U CN 209918016 U CN209918016 U CN 209918016U CN 201822101596 U CN201822101596 U CN 201822101596U CN 209918016 U CN209918016 U CN 209918016U
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Abstract
The utility model belongs to the technical field of chemical fertilizer production facility, especially, relate to a raw materials breaker for fertilizer production. The utility model discloses a set up the mode of rotatory crushing blade, conveyer belt opening, conveyer belt, installation roof beam, U type frame, erection column, guide plate, installation unit, fastening unit and roll unit on the breaker casing, reach effective broken effect. The utility model has the advantages of it is broken, transport structure is reasonable effective, blocks when the raw materials whereabouts and prevents that the edge leakage is effectual, blocks that it is convenient to prevent the loading and unloading of edge leakage structure, and carry the excellent operation effect after broken to and roll the transport effect, fixed and roll two kinds of states switching convenience.
Description
Technical Field
The utility model belongs to the technical field of chemical fertilizer production facility, especially, relate to a raw materials breaker for fertilizer production.
Background
A chemical fertilizer raw material crusher mainly comprises a rotary blade and a conveyer belt below the rotary blade, and is used for crushing hardened raw materials into powder and particles so as to be convenient for subsequent production and use. However, the existing crushers in the market mainly have the following two problems: firstly, the crushed raw materials are easy to leak laterally at two sides of the conveying belt when falling; secondly, the crusher itself lacks the rolling function, and is inconvenient to carry.
Patent publication number is CN205903964U, and chinese utility model patent that bulletin day is 2017.01.25 discloses a raw materials breaker of compound fertilizer production, including broken case, this broken case upper end is equipped with the dog-house, the last rotatable broken axle of wearing to be equipped with of broken case, this broken axle distributes along length direction has dynamic broken tooth, and it has static broken tooth to distribute on the broken case lateral wall, this static broken tooth and the broken tooth looks adaptation of developments.
However, the crushing device in the utility model has the problem of inconvenient moving and use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a raw material crusher for fertilizer production, it can reach effective broken effect through the mode that sets up rotatory crushing blade, conveyer belt opening, conveyer belt, installation roof beam, U type frame, erection column, guide plate, installation unit, fastening unit and roll unit on the breaker casing. The utility model has the advantages of it is broken, transport structure is reasonable effective, blocks when the raw materials whereabouts and prevents that the edge leakage is effectual, blocks that it is convenient to prevent the loading and unloading of edge leakage structure, and carry the excellent operation effect after broken to and roll the transport effect, fixed and roll two kinds of states switching convenience.
The utility model provides a technical scheme that above-mentioned problem adopted is: a raw material crusher for fertilizer production comprises a crusher shell, two groups of rotary crushing blades arranged in the crusher shell, a conveying belt opening arranged on the crusher shell, a conveying belt which penetrates through the conveying belt opening and is positioned below the rotary crushing blades, two mounting beams which are arranged in the crusher shell and are respectively positioned at two side positions of the conveying belt, a U-shaped frame which is clamped on the mounting beams, a mounting column which is arranged on the upper surface of the U-shaped frame, a guide plate which is obliquely arranged on the mounting column and used for guiding fertilizer raw materials to the middle on the conveying belt, a mounting unit which is arranged on the U-shaped frame and used for fixedly mounting on the mounting beams, and a fastening unit which is arranged on the mounting column and used for fixing the guide plate in a threaded manner, and the rolling units are arranged on four rolling units on the outer side surface of the crusher shell and comprise a base plate arranged on the lower surface of the outer side of the crusher shell in a screwed mode, a fixed roller plate arranged at one side position on the lower surface of the base plate is arranged on a screwed plate arranged at the other side position on the lower surface of the base plate, a movable roller plate arranged on the lower surface of the screwed plate is arranged on a roller shaft arranged on the side surface of the fixed roller plate, a roller shaft jack arranged on the movable roller plate is arranged on the roller shaft jack, and a roller body arranged on the roller shaft is sleeved and arranged.
The further preferred technical scheme is as follows: and the fixed roller plate is provided with a friction fixing unit which is used for fixing the roller body in a mode of downwards rubbing the outer ring surface of the roller body.
The further preferred technical scheme is as follows: the friction fixing unit comprises a friction plate slot arranged on the fixed roller plate, a lifting friction plate inserted in the friction plate slot, and a friction plate arranged on the lower surface of the lifting friction plate.
The further preferred technical scheme is as follows: the friction fixing unit further comprises a limiting column arranged on the groove of the friction plate, a limiting hole arranged at one side position of the friction plate for lifting and arranged in a different way, and a jacking spring sleeved on the limiting column and used for jacking the friction plate for lifting upwards.
The further preferred technical scheme is as follows: the number of the limiting columns is two, and the two limiting columns are respectively arranged at the two positions of the lifting friction plate.
The further preferred technical scheme is as follows: the friction fixing unit further includes two fastening bolts respectively provided on both side surfaces of the lifting friction plate and used for performing a fastening operation after the lifting friction plate is lowered.
The further preferred technical scheme is as follows: the friction fixing unit further comprises a screw hole fixing plate which is arranged on the side face of the lifting friction plate and used for connecting and installing the fastening bolt.
The further preferred technical scheme is as follows: the friction fixing unit further comprises bolt insertion holes which are arranged on the outer side face of the fixed roller plate, located at the positions of two sides of the groove of the friction plate and used for inserting and fixing the fastening bolts, and the bolt insertion holes are arranged in a uniform linear arrangement mode in the vertical direction.
The further preferred technical scheme is as follows: and a pushing groove for pushing by pressing a finger is formed in the outer end of the upper surface of the lifting friction plate.
The further preferred technical scheme is as follows: and a standby second friction plate is arranged on the upper surface of the lifting friction plate, and the friction plate and the second friction plate are bonded on the lifting friction plate and are symmetrical to each other on two sides of the central axis of the roller main body.
The further preferred technical scheme is as follows: the mounting unit comprises a magnet piece for mounting arranged on the inner bottom surface of the U-shaped frame and mounting bolts arranged on an upper plate of the U-shaped frame and used for limiting and fixing the opposite side surfaces of the two mounting beams.
The further preferred technical scheme is as follows: the mounting unit further comprises bolt holes formed in the upper plate and elastic pieces arranged on the inner side face of the U-shaped frame.
The further preferred technical scheme is as follows: the magnet piece for installation and the elastic piece are both bonded.
The further preferred technical scheme is as follows: the guide plate comprises an inclined guide plate main body, baffles arranged at the positions of two sides on the upper surface of the guide plate main body respectively, and a guide plate connecting column arranged on the lower surface of the guide plate main body.
The further preferred technical scheme is as follows: the fastening unit comprises a connecting groove arranged at the upper end of the mounting column and a fastening bolt arranged on the side wall of the connecting groove and used for clamping and fixing the guide plate connecting column.
The further preferred technical scheme is as follows: the fastening unit further comprises a fastening bolt hole formed in the side wall of the connecting groove, and a bolt elastic block which is arranged on the inserting end of the fastening bolt in a bonding mode and is used for abutting against the guide plate connecting column.
The further preferred technical scheme is as follows: the fastening unit further comprises a spring limiting sleeve arranged on the inner side face of the connecting groove, and a jacking spring sleeved on the spring limiting sleeve and used for jacking and fixing the guide plate connecting column.
The further preferred technical scheme is as follows: the spring limiting sleeve is arranged on the inner side face close to the fastening bolt holes, and is arranged between the spring limiting sleeve and the fastening bolt holes in a concentric circle mode.
The further preferred technical scheme is as follows: and the side surface of the guide plate connecting column is provided with a spring ring groove for butting the jacking spring.
The utility model discloses a set up the mode of rotatory crushing blade, conveyer belt opening, conveyer belt, installation roof beam, U type frame, erection column, guide plate, installation unit, fastening unit and roll unit on the breaker casing, reach effective broken effect. The utility model has the advantages of it is broken, transport structure is reasonable effective, blocks when the raw materials whereabouts and prevents that the edge leakage is effectual, blocks that it is convenient to prevent the loading and unloading of edge leakage structure, and carry the excellent operation effect after broken to and roll the transport effect, fixed and roll two kinds of states switching convenience.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the position structure of the middle rolling unit according to the present invention.
Fig. 3 is a schematic diagram of a position structure of the middle mounting unit of the present invention.
Fig. 4 is a schematic view of the position structure of the middle deflector of the present invention.
Fig. 5 is a schematic diagram of a position structure of the middle fastening unit of the present invention.
Fig. 6 is a schematic view of the position structure of the middle friction fixing unit of the present invention.
Fig. 7 is a schematic view of the position structure of the middle pushing groove and the insertion hole of the present invention.
Detailed Description
The following description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1, 2, 3, 4, 5, 6 and 7, a raw material crusher for fertilizer production comprises a crusher housing 11, two sets of rotating crushing blades 12 arranged in the crusher housing 11, a conveyer belt opening 13 arranged on the crusher housing 11, a conveyer belt 17 passing through the conveyer belt opening 13 and located below the rotating crushing blades 12, two mounting beams 1 arranged in the crusher housing 11 and located at two sides of the conveyer belt 17 respectively, a U-shaped frame 2 clamped on the mounting beams 1, mounting columns 3 arranged on the upper surface of the U-shaped frame 2, guide plates 4 obliquely arranged on the mounting columns 3 and used for guiding fertilizer raw materials to the middle on the conveyer belt 17, and a mounting unit 5 arranged on the U-shaped frame 2 and used for fixedly mounting on the mounting beams 1, the guide plate device comprises a fastening unit 6 arranged on the mounting column 3 and used for fixing the guide plate 4 in a threaded manner, and four rolling units 7 arranged on the outer side surface of the crusher shell 11, wherein each rolling unit 7 comprises a bottom plate 701 arranged on the lower surface of the outer side of the crusher shell 11 in a threaded manner, a fixed roller plate 702 arranged on one side of the lower surface of the bottom plate 701, a threaded plate 703 arranged on the lower surface of the bottom plate 701 on the other side, a movable roller plate 704 arranged on the lower surface of the threaded plate 703, a roller shaft 705 arranged on the side surface of the fixed roller plate 702, a roller shaft insertion hole 706 arranged on the movable roller plate 704, and a roller body 707 sleeved on the roller shaft 705.
In this embodiment, the two sets of rotating crushing blades 12 ensure a basic crushing effect for crushing the agglomerated raw material into powder and particles, and the finally crushed raw material falls on the conveyor 17 and is transported out of the conveyor opening 13 to complete the whole crushing operation.
Wherein draw close to the centre below the guide plate 4, be the slope form setting and be in the top both sides position department of conveyer belt 17 for can follow originally the raw materials that conveyer belt 17 both sides dropped along guide plate 4 upper surface is drawn together again to on the conveyer belt 17, guarantee the stability of carrying the operation after the breakage, avoid leaking in a large number.
On the other hand, the scroll unit 7 has the following advantages:
firstly, the roller main body 707 freely rolls on the roller shaft 705 to ensure a basic rolling conveying effect, the bottom plate 701 is screwed, and after the bottom plate 701 is detached, the crusher recovers a fixed placing effect again, so that the crusher is finally ensured to have double advantages of effective rolling and convenient and rapid switching between a fixed state and a rolling state;
secondly, when the rolling unit 7 is installed, the bottom plate 701 is screwed firstly, the roller shaft 705 is sleeved with the roller body 707, then the roller shaft 705 is abutted with the roller shaft insertion hole 706, the movable roller plate 704 is aligned with the screwing hole on the bottom plate 701 in the sliding process, and finally the screwing plate 703 is screwed, so that the whole installation process is completed, and when the rolling unit 7 needs to be detached, the operation is performed against the above operation, and the rolling unit 7 is ensured to have the advantage of flexible assembling and disassembling;
thirdly, four groups of rolling units 7 are arranged at four conventional end angle positions, so that rolling stability is ensured.
The fixed roller plate 702 is provided with a friction fixing unit 8 for fixing the roller body 707 by rubbing the outer circumferential surface of the roller body 707 downward. The friction fixing unit 8 includes a friction plate slot 801 provided on the fixed roller plate 702, a friction plate 802 for lifting inserted into the friction plate slot 801, and a friction plate 803 provided on a lower surface of the friction plate 802 for lifting. The friction fixing unit 8 further includes a limiting post 804 disposed on the friction plate slot 801, a limiting hole 805 disposed at a position of the friction plate 802 different from a position at which the friction plate 803 is disposed, and a jacking spring 806 sleeved on the limiting post 804 and used for jacking up the friction plate 802. The number of the limiting columns 804 is two, and the two limiting columns are respectively arranged at two positions of the lifting friction plate 802.
In this embodiment, the raw material crusher can be detached from the rolling unit 7 when it needs to be fixed for a long time, and when it needs to be fixed for a short time, the roller body 707 can be frictionally fixed by pressing down the lifting friction plate 802, and the raw material crusher can be ensured to be stably placed by limiting the rotation of the roller body 707, so that the raw material crusher is finally ensured to have the dual advantages of convenience in rolling and convenience in switching between the rolling state and the fixing state.
In this embodiment, the lifting spring 806 lifts the lifting friction plate 802 so that the friction plate 803 is kept separated from the outer circumferential surface of the roller body 707 in a normal state, and the material crusher can rotate freely at the beginning, wherein the friction plate 803 is made of conventional rubber.
The friction fixing unit 8 further includes two fastening bolts 807 provided on both side surfaces of the lifting friction plate 802, respectively, and used for performing a fastening operation after the lifting friction plate 802 is lowered. The friction fixing unit 8 further includes a screw hole fixing plate 808 disposed on a side surface of the lifting friction plate 802 and used for attaching and mounting the fastening bolt 807. The friction fixing unit 8 further includes bolt insertion holes 809 which are arranged on the outer side surface of the fixed roller plate 702, located at positions on two sides of the friction plate notch 801 and used for inserting and fixing the fastening bolts 807, and the bolt insertion holes 809 are arranged in a uniform linear arrangement manner in the vertical direction. A pushing groove 8010 for pushing by fingers is arranged at the outer end of the upper surface of the lifting friction plate 802. A standby second friction plate 8011 is arranged on the upper surface of the lifting friction plate 802, and the friction plate 803 and the second friction plate 8011 are bonded to the lifting friction plate 802 and are symmetrical with respect to both sides of the central axis of the roller body 707.
In this embodiment, after a finger presses downward at the pushing groove 8010, the friction plate 803 may frictionally fasten the fixed roller plate 702, so as to ensure that the fixed roller plate 702 is not fixed and the effectiveness of the fixing effect of the friction fixing unit 8 is ensured, and the fastening bolt 807 rotates and inserts on the bolt insertion hole 809 after the lifting friction plate 802 descends to a suitable height, so that the lifting friction plate 802 is not pressed by a human power all the time, and the continuity of the friction fixing action of the friction plate 803 is ensured. On the other hand, the friction plate 803 has a certain elastic modulus, the number of the bolt insertion holes 809 is increased in a vertical row, the minimum lifting adjustment range of the lifting friction plate 802 is smaller, the friction strength is more selected, and the friction plate 803 and the second friction plate 8011 can be thicker friction plates made of the existing rubber materials.
The mounting unit 5 comprises a mounting magnet piece 501 arranged on the inner bottom surface of the U-shaped frame 2 and a mounting bolt 502 arranged on the upper plate of the U-shaped frame 2 and used for limiting and fixing the two mounting beams 1 on the opposite side surfaces. The mounting unit 5 further includes bolt holes 503 provided on the upper plate, and elastic pieces 504 provided on the inner side of the U-shaped frame 2. The mounting magnet piece 501 and the elastic piece 504 are bonded together.
In this embodiment, the U-shaped frame 2 has two fixed mounting structures, the first is that the magnet piece 501 for installation is bonded with iron the mounting beam 1 attracts each other by magnetic force, ensuring the mounting stability of the U-shaped frame 2, and the second is that the mounting bolt 502 "pushes" the mounting beam 1 in the direction of the elastic piece 504, so that the elastic piece 504 made of the existing rubber material is compressed, and the U-shaped frame 2 is clamped and fixed by the elastic force on the mounting beam 1, ensuring the mounting stability.
On the other hand, the back is pulled down in the rotation of construction bolt 502, U type frame 2 lateral pull out again, promptly for the installation magnet piece 501 with the back is staggered to installation roof beam 1, U type frame 2 is taken together the operation of dismantling can be accomplished to guide plate 4, guarantees that whole water conservancy diversion prevents that the edge leakage structure has the installation firm to and loading and unloading convenient advantage.
The baffle 4 includes an inclined baffle main body 401, baffles 402 respectively disposed at both side positions on the upper surface of the baffle main body 401, and a baffle connection column 403 disposed on the lower surface of the baffle main body 401. The fastening unit 6 includes a coupling groove 601 provided at an upper end position of the mounting post 3, and a fastening bolt 602 provided on a sidewall of the coupling groove 601 for clamping and fixing the baffle coupling post 403. The fastening unit 6 further comprises a fastening bolt hole 603 provided on a side wall of the connection groove 601, and a bolt elastic block 604 adhesively provided on an insertion end of the fastening bolt 602 and adapted to abut against the baffle connection post 403. The fastening unit 6 further includes a spring limiting sleeve 605 disposed on the inner side surface of the connecting groove 601, and a jacking spring 606 sleeved on the spring limiting sleeve 605 and used for jacking and fixing the baffle connecting column 403. The spring limiting sleeve 605 is arranged on the inner side surface close to the fastening bolt hole 603, and is arranged in a concentric circle manner with the fastening bolt hole 603. And a spring ring groove 404 for butting the jacking spring 606 is arranged on the side surface of the guide plate connecting column 403.
In the present embodiment, the use method and advantages of the fastening unit 6 are as follows:
in a first initial state, the baffle attachment post 403 is tightened while the baffle body 401 maintains a particular angle of inclination;
secondly, when the inclination angle needs to be adjusted, the fastening bolt 602 is firstly loosened, then the elasticity of the jacking spring 606 is overcome, and the guide plate connecting column 403 is rotated on the connecting groove 601, so as to finally achieve the effect of adjusting the angle of the guide plate main body 401;
thirdly, when the deflector body 401 needs to be detached, the elastic force of the jacking spring 606 is overcome, and the jacking spring 606 is only required to fall off from the spring ring groove 404, so that the deflector body 401 has the advantages of convenience and quickness in assembly, disassembly and rotation adjustment;
fourthly, the jacking spring 606 is inserted into the spring ring groove 404, so as to ensure the preliminary butt joint and compression effect before screwing, and the fastening bolt 602 presses the bolt elastic block 604 made of the existing common rubber material onto the guide plate connecting column 403, so as to ensure the final fastening strength.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the appended claims.
Claims (10)
1. A raw material crusher for fertilizer production, comprising a crusher housing (11), two sets of rotating crushing blades (12) arranged in the crusher housing (11), a conveyor belt opening (13) arranged on the crusher housing (11), and a conveyor belt (17) passing through the conveyor belt opening (13) and located at a position below the rotating crushing blades (12), characterized in that: the fertilizer distributor is characterized by further comprising two mounting beams (1) which are arranged in the crusher shell (11) and are respectively positioned at positions on two sides of the conveying belt (17), a U-shaped frame (2) clamped on the mounting beams (1), mounting columns (3) arranged on the upper surface of the U-shaped frame (2), guide plates (4) which are obliquely arranged on the mounting columns (3) and are used for guiding fertilizer raw materials to the middle conveying belt (17), mounting units (5) arranged on the U-shaped frame (2) and are used for fixedly mounting on the mounting beams (1), fastening units (6) arranged on the mounting columns (3) and used for fixing the guide plates (4) in a threaded manner, and four rolling units (7) arranged on the outer side surface of the crusher shell (11), wherein each rolling unit (7) comprises a bottom plate (701) arranged on the lower surface of the outer side of the crusher shell (11) in a threaded manner, the device comprises a fixed roller plate (702) arranged at one side position on the lower surface of the bottom plate (701), a screw joint plate (703) arranged at the other side position on the lower surface of the bottom plate (701), a movable roller plate (704) arranged on the lower surface of the screw joint plate (703), a roller shaft (705) arranged on the side surface of the fixed roller plate (702), a roller shaft insertion hole (706) arranged on the movable roller plate (704), and a roller body (707) sleeved on the roller shaft (705).
2. A raw material crusher for fertilizer production according to claim 1, characterized in that: and the fixed roller plate (702) is provided with a friction fixing unit (8) for fixing the roller body (707) in a manner of downwards rubbing the outer annular surface of the roller body (707).
3. A raw material crusher for fertilizer production according to claim 2, characterized in that: the friction fixing unit (8) comprises a friction plate slot (801) arranged on the fixed roller plate (702), a lifting friction plate (802) inserted in the friction plate slot (801), and a friction plate (803) arranged on the lower surface of the lifting friction plate (802).
4. A raw material crusher for fertilizer production according to claim 3, characterized in that: the friction fixing unit (8) further comprises a limiting column (804) arranged on the friction plate slot (801), a limiting hole (805) arranged at a position, different from the position at which the friction plate (803) is arranged, of the lifting friction plate (802), and a jacking spring (806) sleeved on the limiting column (804) and used for jacking the lifting friction plate (802) upwards.
5. A raw material crusher for fertilizer production according to claim 4, characterized in that: the number of the limiting columns (804) is two, and the two limiting columns are respectively arranged at two positions of the lifting friction plate (802).
6. A raw material crusher for fertilizer production according to claim 5, characterized in that: the friction fixing unit (8) further comprises two fastening bolts (807) which are respectively arranged on two side surfaces of the lifting friction plate (802) and are used for fastening operation after the lifting friction plate (802) descends.
7. A raw material crusher for fertilizer production according to claim 6, characterized in that: the friction fixing unit (8) further comprises a screw hole fixing plate (808) which is arranged on the side surface of the lifting friction plate (802) and used for connecting and installing the fastening bolt (807).
8. A raw material crusher for fertilizer production according to claim 6, characterized in that: the friction fixing unit (8) further comprises bolt insertion holes (809) which are arranged on the outer side face of the fixed roller plate (702), are located at the positions of two sides of the friction plate groove (801) and are used for inserting and fixing the fastening bolts (807), and the bolt insertion holes (809) are arranged in a uniform linear arrangement mode in the vertical direction.
9. A raw material crusher for fertilizer production according to claim 8, characterized in that: the outer side end of the upper surface of the lifting friction plate (802) is provided with a pushing groove (8010) for pushing by fingers.
10. A raw material crusher for fertilizer production according to claim 3, characterized in that: and a standby second friction plate (8011) is arranged on the upper surface of the lifting friction plate (802), and the friction plate (803) and the second friction plate (8011) are bonded on the lifting friction plate (802) and are symmetrical about the two sides of the central axis of the roller body (707).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822101596.0U CN209918016U (en) | 2018-12-14 | 2018-12-14 | A raw materials breaker for fertilizer production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822101596.0U CN209918016U (en) | 2018-12-14 | 2018-12-14 | A raw materials breaker for fertilizer production |
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| Publication Number | Publication Date |
|---|---|
| CN209918016U true CN209918016U (en) | 2020-01-10 |
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ID=69064579
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822101596.0U Active CN209918016U (en) | 2018-12-14 | 2018-12-14 | A raw materials breaker for fertilizer production |
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| CN (1) | CN209918016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699813A (en) * | 2020-07-23 | 2020-09-25 | 丁炜 | Fertilizer, water and gas integrated application device for greenhouse vegetables |
| CN116972453A (en) * | 2023-08-08 | 2023-10-31 | 西宁安耐建筑材料有限公司 | Air conditioner installation mechanism and construction method thereof |
-
2018
- 2018-12-14 CN CN201822101596.0U patent/CN209918016U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699813A (en) * | 2020-07-23 | 2020-09-25 | 丁炜 | Fertilizer, water and gas integrated application device for greenhouse vegetables |
| CN116972453A (en) * | 2023-08-08 | 2023-10-31 | 西宁安耐建筑材料有限公司 | Air conditioner installation mechanism and construction method thereof |
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