CN108560920A - A kind of hopper of easy-to-mount concrete pump - Google Patents
A kind of hopper of easy-to-mount concrete pump Download PDFInfo
- Publication number
- CN108560920A CN108560920A CN201810705073.9A CN201810705073A CN108560920A CN 108560920 A CN108560920 A CN 108560920A CN 201810705073 A CN201810705073 A CN 201810705073A CN 108560920 A CN108560920 A CN 108560920A
- Authority
- CN
- China
- Prior art keywords
- slot
- hopper
- sliding
- fixedly connected
- sliding groove
- 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims abstract description 40
- 238000007906 compression Methods 0.000 claims abstract description 40
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 210000002421 cell wall Anatomy 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/025—Buckets specially adapted for use with concrete
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of hopper pump housings of easy-to-mount concrete pump, including the pump housing, the upside of the pump housing symmetrically offers card slot, fixture block is connected in card slot, two one end of fixture block far from card slot slot bottom pass through the notch of card slot and upwardly extend, and it is fixedly connected with hopper pedestal jointly, the first sliding groove is symmetrically offered on hopper pedestal, the first sliding groove extends through hopper pedestal and into fixture block, the slot bottom of the first sliding groove is fixedly connected with the first spring, the first spring other end is fixedly connected with compression bar, the one end of compression bar far from the first spring passes through the notch of the first sliding groove and upwardly extends, slideway is symmetrically offered on the correspondence cell wall of the first sliding groove in fixture block, card slot, which corresponds to, offers fixing groove on the cell wall of slideway, matched sliding block is slidably connected in slideway.The invention enables hopper installation and removal are all completely convenient and efficient, and the installation and removal of filter device are also all completely convenient and efficient.
Description
Technical field
The present invention relates to concrete pump technical field more particularly to a kind of hoppers of easy-to-mount concrete pump.
Background technology
Concrete pump is made of the pump housing and delivery pipe.Be it is a kind of utilize pressure, by concrete along the machine of pipeline continuous conveying
Tool, be mainly used in room build, bridge and constructing tunnel.It is broadly divided into slide valve concrete pump and S valve concrete pumps.
Another be exactly by the pump housing on the automobile chassis, remilitarize scalable or flexion boom, and the pump truck formed.
Existing concrete pump hopper is mostly fixedly welded on concrete pump, due to being difficult to dismantle, once occurring
It is higher to damage maintenance replacement cost.
Invention content
The purpose of the present invention is to solve being difficult to dismantle in the prior art, once the maintenance replacement cost that is damaged is higher
Problem, and a kind of hopper of the easy-to-mount concrete pump proposed.
To achieve the goals above, present invention employs following technical solutions：
A kind of hopper of easy-to-mount concrete pump, including the pump housing, the upside of the pump housing symmetrically offer card slot, institute
It states and is connected with fixture block in card slot, two one end of the fixture block far from card slot slot bottom pass through the notch of card slot and upwardly extend, and
It is fixedly connected with hopper pedestal jointly, the first sliding groove is symmetrically offered on the hopper pedestal, the first sliding groove runs through hopper
Pedestal simultaneously extends into fixture block, and the slot bottom of the first sliding groove is fixedly connected with the first spring, and the first spring other end is solid
Surely it is connected with the compression bar to match with the first sliding groove, the one end of the compression bar far from the first spring passes through the notch of the first sliding groove simultaneously
It upwardly extends, slideway is symmetrically offered on the correspondence cell wall of the first sliding groove in the fixture block, the card slot corresponds to slideway
Fixing groove is offered on cell wall, matched sliding block is slidably connected in the slideway, the sliding block is far from the first sliding groove
One end pass through slideway notch and extend into fixing groove, moving arm, institute are hinged at the center of the other end of the sliding block
It states the moving arm other end to be hinged on the correspondence bar wall of compression bar, barrel, the material is fixedly connected on the upside of the hopper pedestal
The bottom centre of bucket pedestal offers material hole, and the position that the pump housing corresponds to material hole offers feed inlet.
Preferably, it is equipped with filter ring in the barrel, the inner wall of the filter ring and barrel fits, in the filter ring
It is fixedly connected with filter screen, second sliding slot is symmetrically offered on the side wall of the close barrel of the filter ring, the barrel corresponds to
The position of second sliding slot offers through-hole, and the slot bottom of the second sliding slot is fixedly connected with second spring, the second spring
The other end is fixedly connected with movable block, and the movable block is slidably connected with second sliding slot, and the movable block is far from second spring
One end passes through the notch of second sliding slot and extends into through-hole.
Preferably, the first limiting slot, first limiting slot position are symmetrically offered on the correspondence cell wall of the first sliding groove
In slidably connecting matched first limited block, first limited block in the lower section of slideway, first limiting slot
One end far from the first limiting slot slot bottom is fixedly connected on the correspondence bar wall of compression bar.
Preferably, symmetrically it is fixedly connected with knob on the outer tube wall of the barrel.
Preferably, it is fixedly connected with pressing plate positioned at one end of the hopper pedestal external compression bar.
Preferably, the second limiting slot is symmetrically offered on the correspondence cell wall of the second sliding slot, in second limiting slot
Matched second limited block is slidably connected, the one end of second limited block far from the second limiting slot slot bottom, which is fixed, to be connected
It is connected on the correspondence side wall of movable block.
Compared with prior art, the present invention provides a kind of hopper of easy-to-mount concrete pump, have following beneficial
Effect：
1, the hopper of the easy-to-mount concrete pump, by the way that the pump housing, card slot, fixture block, hopper pedestal, the first cunning is arranged
Slot, the first spring, compression bar, slideway, fixing groove, sliding block, moving arm, barrel, material hole and feed inlet, when need install hopper
When, it presses compression bar the first spring of compression and moves down, compression bar is dragged sliding block to the first sliding groove direction by moving arm, by fixture block
It is directed at card slot, then moves down hopper, when fixture block and card slot are fully mated, compression bar is unclamped, in the effect of the first spring
Under, compression bar moves up so that and sliding block is put in fixing groove, and hopper is fixed, and when needing to dismantle hopper, presses compression bar,
When finally so that sliding block is withdrawn into slideway, hopper is moved up, you can remove hopper so that hopper mounts and dismounts all
It is completely convenient and efficient.
2, the hopper of the easy-to-mount concrete pump, by setting be arranged filter ring, filter screen, second sliding slot, through-hole,
Filter ring is placed on above barrel, then moves down when needing to install filter device by second spring and movable block, when
When movable block touches the barrel of barrel, second spring shifting is compressed in second sliding slot with the movable block that moves down of filter ring
Dynamic, when barrel blocks filter ring, movable block is put under the action of second spring in through-hole, when needing to remove filter device
When, the movable block in through-hole is pushed from barrel outside, when movable block is released through-hole, you can remove filter device so that mistake
The installation and removal for filtering device are all completely convenient and efficient.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the present invention makes
It is all completely convenient and efficient to obtain hopper installation and removal, and the installation and removal of filter device are also all completely convenient and efficient.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the hopper of easy-to-mount concrete pump proposed by the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the enlarged drawing of part B in Fig. 1；
Fig. 4 is filter ring and filters the structural schematic diagram of mesh portions.
In figure：1 pump housing, 2 card slots, 3 fixture blocks, 4 hopper pedestals, 5 the first sliding grooves, 6 first springs, 7 compression bars, 8 slideways, 9 are consolidated
Determine slot, 10 sliding blocks, 11 moving arms, 12 barrels, 13 material holes, 14 feed inlets, 15 filter rings, 16 filter screens, 17 second sliding slots, 18
Through-hole, 19 second springs, 20 movable blocks, 21 first limiting slots, 22 first limited blocks, 23 knobs, 24 pressing plates, 25 second limits
Slot, 26 second limited blocks.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, a kind of hopper of easy-to-mount concrete pump, including the pump housing 1, the upside of the pump housing 1 symmetrically open up
There is card slot 2, be connected with fixture block 3 in card slot 2, the one end of two fixture blocks 3 far from 2 slot bottom of card slot passes through the notch of card slot 2 and upward
Extend, and be fixedly connected with hopper pedestal 4 jointly, the first sliding groove 5 is symmetrically offered on hopper pedestal 4, the first sliding groove 5 is through material
Bucket pedestal 4 simultaneously extends into fixture block 3, and the slot bottom of the first sliding groove 5 is fixedly connected with the first spring 6, and 6 other end of the first spring is fixed
It is connected with the compression bar 7 to match with the first sliding groove 5, the one end of compression bar 7 far from the first spring 6 passes through the notch of the first sliding groove 5 simultaneously
It upwardly extends, slideway 8 is symmetrically offered on the correspondence cell wall of the first sliding groove 5 in fixture block 3, card slot 2 corresponds to the cell wall of slideway 8
On offer fixing groove 9, matched sliding block 10, the one end of sliding block 10 far from the first sliding groove 5 are slidably connected in slideway 8
Across slideway 8 notch and extend into fixing groove 9, moving arm 11, moving arm are hinged at the center of the other end of sliding block 10
11 other ends are hinged on the correspondence bar wall of compression bar 7, and the upside of hopper pedestal 4 is fixedly connected with barrel 12, are expected when needing to install
It when bucket, presses compression bar 7 and compresses the first spring 6 and move down, compression bar 7 is by moving arm 11 by sliding block 10 to 5 direction of the first sliding groove
Fixture block 3 is directed at card slot 2, then moves down hopper by dragging, when fixture block 3 and card slot 2 are fully mated, unclamps compression bar 7,
Under the action of the first spring 6, compression bar 7 moves up so that sliding block 10 is put in fixing groove 9, and hopper is fixed, and works as needs
When dismantling hopper, compression bar 7 is pressed, when finally sliding block 10 being withdrawn into slideway 8, hopper is moved up, you can by hopper
It removes so that hopper installation and removal are all completely convenient and efficient, and the bottom centre of hopper pedestal 4 offers material hole 13, pump
The position that body 1 corresponds to material hole 13 offers feed inlet 14.
Filter ring 15 is equipped in barrel 12, filter ring 15 and the inner wall of barrel 12 fit, be fixedly connected in filter ring 15
There is filter screen 16, second sliding slot 17 is symmetrically offered on the side wall of the close barrel 12 of filter ring 15, barrel 12 corresponds to second and slides
The position of slot 17 offers through-hole 18, and the slot bottom of second sliding slot 17 is fixedly connected with second spring 19, second spring 19 it is another
End be fixedly connected with movable block 20, movable block 20 is slidably connected with second sliding slot 17, movable block 20 far from second spring 19 one
It holds the notch across second sliding slot 17 and extends into through-hole 18, when needing to install filter device, filter ring 15 is placed on
12 top of barrel, then moves down, when movable block 20 touches the barrel of barrel 12, with moving down for filter ring 15
The compression second spring 19 in second sliding slot 17 of movable block 20 moves, and when barrel 12 lives filter ring card 15, movable block 20 exists
It puts under the action of second spring 19 in through-hole 18, when needing to remove filter device, is pushed in through-hole 18 from 12 outside of barrel
Movable block 20, by movable block 20 release through-hole when, you can filter device is removed so that the installation and removal of filter device are all
It is completely convenient and efficient.
The first limiting slot 21 is symmetrically offered on the correspondence cell wall of the first sliding groove 5, the first limiting slot 21 is located under slideway 8
It is square, matched first limited block 22 is slidably connected in the first limiting slot 21, the first limited block 22 is far from the first limit
One end of 21 slot bottom of slot is fixedly connected on the correspondence bar wall of compression bar 7, prevents compression bar 7 from falling off.
It is symmetrically fixedly connected with knob 23 on the outer tube wall of barrel 12, facilitates carrying whole device.
It is fixedly connected with pressing plate 24 positioned at one end of 4 external compression bar 7 of hopper pedestal, conveniently presses compression bar 7.
The second limiting slot 25 is symmetrically offered on the correspondence cell wall of second sliding slot 17, is slidably connected in the second limiting slot 25
Matched second limited block 26, the one end of the second limited block 26 far from 25 slot bottom of the second limiting slot are fixedly connected on movement
On the correspondence side wall of block 20, prevent movable block 20 from falling off.
In the present invention, when needing to install hopper, presses the first spring 6 of compression of compression bar 7 and move down, compression bar 7 passes through shifting
Swing arm 11 drags sliding block 10 to 5 direction of the first sliding groove, and fixture block 3 is directed at card slot 2, is then moved down hopper, when fixture block 3
When fully mated with card slot 2, compression bar 7 is unclamped, under the action of the first spring 6, compression bar 7 moves up so that sliding block 10 is put in
In fixing groove 9, hopper is fixed, when needing to dismantle hopper, presses compression bar 7, finally so that sliding block 10 is withdrawn into slideway 8
When, hopper is moved up, you can remove hopper so that hopper installation and removal are all completely convenient and efficient, when needing to pacify
When filling filter device, filter ring 15 is placed on 12 top of barrel, is then moved down, when movable block 20 touches barrel 12
When barrel, is moved with the compression second spring 19 in second sliding slot 17 of movable block 20 that moves down of filter ring 15, work as barrel
12 by filter ring card 15 live when, movable block 20 is put under the action of second spring 19 in through-hole 18, when need remove filtering dress
When setting, the movable block 20 in through-hole 18 is pushed from 12 outside of barrel, when movable block 20 is released through-hole, you can tear filter device open
Under so that the installation and removal of filter device are all completely convenient and efficient.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of hopper of easy-to-mount concrete pump, including the pump housing (1), which is characterized in that the upside of the pump housing (1) is right
Title offers card slot (2), is connected with fixture block (3) in the card slot (2), two fixture blocks (3) far from card slot (2) slot bottom one
It holds the notch across card slot (2) and upwardly extends, and be fixedly connected with hopper pedestal (4) jointly, the hopper pedestal (4) on pair
Title offers the first sliding groove (5), and the first sliding groove (5) extends through hopper pedestal (4) and into fixture block (3), and described first
The slot bottom of sliding slot (5) is fixedly connected with the first spring (6), and the first spring (6) other end is fixedly connected with and the first sliding groove
(5) compression bar (7) to match, the compression bar (7) far from the first spring (6) one end pass through the first sliding groove (5) notch and to
Upper extension is located on the correspondence cell wall of the fixture block (3) interior the first sliding groove (5) and symmetrically offers slideway (8), the card slot (2)
Fixing groove (9) is offered on the cell wall of corresponding slideway (8), and matched sliding block is slidably connected in the slideway (8)
(10), the one end of the sliding block (10) far from the first sliding groove (5) passes through the notch of slideway (8) and extends into fixing groove (9), institute
It states and is hinged with moving arm (11) at the center of the other end of sliding block (10), moving arm (11) other end is hinged on compression bar (7)
Correspondence bar wall on, barrel (12) is fixedly connected on the upside of the hopper pedestal (4), in the bottom of the hopper pedestal (4)
The heart offers material hole (13), and the position of the corresponding material hole (13) of the pump housing (1) offers feed inlet (14).
2. a kind of hopper of easy-to-mount concrete pump according to claim 1, which is characterized in that the barrel (12)
Interior to be equipped with filter ring (15), the filter ring (15) and the inner wall of barrel (12) fit, fixed in the filter ring (15) to connect
It is connected to filter screen (16), second sliding slot (17), institute are symmetrically offered on the side wall of the close barrel (12) of the filter ring (15)
The position for stating the corresponding second sliding slot (17) of barrel (12) offers through-hole (18), and the slot bottom of the second sliding slot (17) is fixedly connected
Have a second spring (19), the other end of the second spring (19) is fixedly connected with movable block (20), the movable block (20) with
Second sliding slot (17) is slidably connected, and the one end of the movable block (20) far from second spring (19) passes through the slot of second sliding slot (17)
Mouth simultaneously extends into through-hole (18).
3. a kind of hopper of easy-to-mount concrete pump according to claim 1, which is characterized in that the first sliding groove
(5) the first limiting slot (21) is symmetrically offered on correspondence cell wall, first limiting slot (21) is located at the lower section of slideway (8),
Matched first limited block (22) is slidably connected in first limiting slot (21), first limited block (22) is remote
One end from the first limiting slot (21) slot bottom is fixedly connected on the correspondence bar wall of compression bar (7).
4. a kind of hopper of easy-to-mount concrete pump according to claim 1, which is characterized in that the barrel (12)
Outer tube wall on be symmetrically fixedly connected with knob (23).
5. a kind of hopper of easy-to-mount concrete pump according to claim 1, which is characterized in that be located at the hopper
One end of pedestal (4) external compression bar (7) is fixedly connected with pressing plate (24).
6. a kind of hopper of easy-to-mount concrete pump according to claim 2, which is characterized in that the second sliding slot
(17) the second limiting slot (25) is symmetrically offered on correspondence cell wall, is slidably connected and its phase in second limiting slot (25)
Matched second limited block (26), the one end of second limited block (26) far from the second limiting slot (25) slot bottom are fixedly connected on
On the correspondence side wall of movable block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705073.9A CN108560920A (en) | 2018-07-02 | 2018-07-02 | A kind of hopper of easy-to-mount concrete pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705073.9A CN108560920A (en) | 2018-07-02 | 2018-07-02 | A kind of hopper of easy-to-mount concrete pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108560920A true CN108560920A (en) | 2018-09-21 |
Family
ID=63555570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810705073.9A Pending CN108560920A (en) | 2018-07-02 | 2018-07-02 | A kind of hopper of easy-to-mount concrete pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108560920A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668849A (en) * | 2019-10-30 | 2020-01-10 | 汪娟 | Subcritical water reaction device for automatically preparing organic fertilizer |
| CN111573314A (en) * | 2020-04-16 | 2020-08-25 | 启源恒成阀业有限公司 | Automatic valve mechanism at bottom of pumping hopper |
| CN113021841A (en) * | 2021-03-25 | 2021-06-25 | 重庆国际复合材料股份有限公司 | Double-screw extruder |
| CN115199886A (en) * | 2022-07-07 | 2022-10-18 | 一汽解放汽车有限公司 | Connecting mechanism for quick-locking disassembly and assembly |
| CN115228798A (en) * | 2022-06-22 | 2022-10-25 | 国网河北省电力有限公司安新县供电分公司 | Portable ammeter wiper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2590306A1 (en) * | 1985-11-20 | 1987-05-22 | Gilles Auguste | Emptying device associated with a concreting bucket |
| CN203947779U (en) * | 2014-06-25 | 2014-11-19 | 三一汽车制造有限公司 | Hopper, pumping system and concrete pump |
| CN206776589U (en) * | 2017-06-14 | 2017-12-22 | 杭州中垦生物科技有限公司 | A kind of clematis plantation pesticide spraying device with multi-filtering structure |
| CN206964111U (en) * | 2017-07-14 | 2018-02-06 | 上海丽界智能科技有限公司 | Slippers with electronic tag |
| CN107979934A (en) * | 2017-12-20 | 2018-05-01 | 绍兴悦通新能源科技有限公司 | It is a kind of can Quick overhaul photovoltaic micro monitoring device |
| CN208518341U (en) * | 2018-07-02 | 2019-02-19 | 广西广厦环保科技有限公司 | A kind of hopper of easy-to-mount concrete pump |
-
2018
- 2018-07-02 CN CN201810705073.9A patent/CN108560920A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2590306A1 (en) * | 1985-11-20 | 1987-05-22 | Gilles Auguste | Emptying device associated with a concreting bucket |
| CN203947779U (en) * | 2014-06-25 | 2014-11-19 | 三一汽车制造有限公司 | Hopper, pumping system and concrete pump |
| CN206776589U (en) * | 2017-06-14 | 2017-12-22 | 杭州中垦生物科技有限公司 | A kind of clematis plantation pesticide spraying device with multi-filtering structure |
| CN206964111U (en) * | 2017-07-14 | 2018-02-06 | 上海丽界智能科技有限公司 | Slippers with electronic tag |
| CN107979934A (en) * | 2017-12-20 | 2018-05-01 | 绍兴悦通新能源科技有限公司 | It is a kind of can Quick overhaul photovoltaic micro monitoring device |
| CN208518341U (en) * | 2018-07-02 | 2019-02-19 | 广西广厦环保科技有限公司 | A kind of hopper of easy-to-mount concrete pump |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668849A (en) * | 2019-10-30 | 2020-01-10 | 汪娟 | Subcritical water reaction device for automatically preparing organic fertilizer |
| CN111573314A (en) * | 2020-04-16 | 2020-08-25 | 启源恒成阀业有限公司 | Automatic valve mechanism at bottom of pumping hopper |
| CN113021841A (en) * | 2021-03-25 | 2021-06-25 | 重庆国际复合材料股份有限公司 | Double-screw extruder |
| CN113021841B (en) * | 2021-03-25 | 2022-10-11 | 重庆国际复合材料股份有限公司 | Double-screw extruder |
| CN115228798A (en) * | 2022-06-22 | 2022-10-25 | 国网河北省电力有限公司安新县供电分公司 | Portable ammeter wiper |
| CN115228798B (en) * | 2022-06-22 | 2024-07-02 | 国网河北省电力有限公司安新县供电分公司 | Portable ammeter wiper |
| CN115199886A (en) * | 2022-07-07 | 2022-10-18 | 一汽解放汽车有限公司 | Connecting mechanism for quick-locking disassembly and assembly |
| CN115199886B (en) * | 2022-07-07 | 2023-12-08 | 一汽解放汽车有限公司 | Connecting mechanism for quick-locking dismounting |
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Application publication date: 20180921 |