CN113500689A - Concrete block evaporate and press equipment - Google Patents
Concrete block evaporate and press equipment Download PDFInfo
- Publication number
- CN113500689A CN113500689A CN202110767916.XA CN202110767916A CN113500689A CN 113500689 A CN113500689 A CN 113500689A CN 202110767916 A CN202110767916 A CN 202110767916A CN 113500689 A CN113500689 A CN 113500689A
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- kettle body
- fixedly connected
- water
- interior
- rear end
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention discloses an autoclave device for concrete blocks, which comprises a kettle body, wherein the left side of the front end of the kettle body is rotatably connected with a sealing door, the left side and the right side of the interior of the kettle body are fixedly connected with heating plates, the lower end of the interior of the kettle body is slidably connected with a containing platform, the upper end of the interior of the kettle body is provided with a dewatering mechanism, the rear end of the kettle body is provided with a pressurizing and filtering mechanism, the dewatering mechanism comprises a first magnet, a second magnet, a sliding chute, a sleeve, a piston, a supporting rod, a pressing roller, a supporting block, a water collecting vessel and absorbent cotton, the sleeve is fixedly connected to the positions, close to the upper end, of the left side and the right side of the interior of the kettle body, the piston is slidably connected to the interior of the sleeve, the first magnet is fixedly connected with the interior of the piston, the sliding chute is arranged at the positions, close to the inner surfaces of the two sides of the kettle body, and when in autoclave, the interior air pressure is increased, a large amount of condensed water in the interior is removed, and the water belt drives the fan blades to rotate, so that the interior is uniformly heated.
Description
Technical Field
The invention relates to the technical field of concrete block production equipment, in particular to an autoclaved equipment for concrete blocks.
Background
The concrete block is a porous concrete product made up by using flyash, lime, cement, gypsum and slag as main raw material and adding proper quantity of gas-forming agent, regulating agent and bubble stabilizing agent through the processes of proportioning, stirring, pouring, standing still, cutting and high-pressure steam curing. The concrete block is produced by using the still kettle, so that the concrete block is steamed in the still kettle to achieve the ideal strength.
In the prior patent (publication number: 202020344293.6), a concrete block still kettle comprises a still kettle body, wherein a still cabin is arranged inside the still kettle body, a heat preservation cavity is arranged between the still cabin and the outer wall of the still kettle body, an air duct is welded on the outer wall of the top of the still kettle body, the bottom end of the air duct penetrates through the outer wall of one side of the heat preservation cavity and extends to the bottom of the heat preservation cavity, one end, located at the bottom of the heat preservation cavity, of the air duct extends to the other end from one end of the heat preservation cavity, a plurality of air outlet holes distributed equidistantly are formed in the outer wall of one side, located between the two ends of the heat preservation cavity, of the air duct, a water inlet is welded on the outer wall of the top of the still kettle body, and the bottom of the water inlet extends into the heat preservation cavity. The utility model discloses a heat preservation chamber, air duct and the venthole that set up, heat preservation intracavity add water, and the hot steam that comes out from the gas outlet gets into the air duct and flows from the venthole, makes the temperature of the water of heat preservation intracavity rise for steam heat obtains recycle, thereby has practiced thrift the energy.
In the foregoing, the heat generated by the still kettle can be mainly stored, so as to be reused in the next steaming process, but some problems still remain to be solved, such as: 1. when the concrete is autoclaved, the water in the concrete is evaporated due to high temperature and is condensed to the top of the autoclave, and the water is more, so that pits are easily formed on the surface of the concrete when the water drops on the concrete; 2. when the interior is heated, the local heating may affect the quality of the concrete; 3. dust is easily brought into the autoclave to cause pollution during pressurization.
Therefore, the concrete block steaming and pressing equipment is provided.
Disclosure of Invention
The invention aims to provide a concrete block steaming and pressing device, which removes a large amount of condensed water in the concrete block by increasing the air pressure in the concrete block during steaming and pressing, and uniformly heats the interior of the concrete block by rotating a water moving fan blade so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the autoclaved equipment for the concrete blocks comprises a kettle body, wherein a sealing door is rotatably connected to the left side of the front end of the kettle body, heating plates are fixedly connected to the left side and the right side of the interior of the kettle body, a containing table is slidably connected to the lower end of the interior of the kettle body, a dewatering mechanism is arranged at the upper end of the interior of the kettle body, and a pressurizing and filtering mechanism is arranged at the rear end of the kettle body;
the dewatering mechanism comprises a first magnet, a second magnet, a chute, a sleeve, a piston, a support rod, a press roller, a support block, a water collecting vessel and absorbent cotton, the sleeve is fixedly connected with the left side and the right side of the inner part of the kettle body near the upper end, the piston is connected with the inner part of the sleeve in a sliding way, the first magnet is fixedly connected with the inner part of the piston, the sliding chutes are arranged at the positions of the inner surfaces of the two sides of the kettle body, which are close to the upper end, the second magnets are connected inside the sliding groove in a sliding manner, the supporting rod is fixedly connected between the second magnets on the two sides, the compression roller is rotationally connected to the rod wall of the support rod, the support blocks are fixedly connected to the left side and the right side of the rod wall of the support rod, the water collecting vessel is rotationally connected between the supporting blocks, the inner surface of the upper end of the kettle body is fixedly connected with water absorbing cotton, the front end of the sleeve is communicated with the kettle body, and the internal air pressure of the two sleeves is the same as the atmospheric pressure.
When the work begins, place the concrete when holding the higher authority of platform, close sealing door, heat the inside of the cauldron body through the hot plate, because the heating can be with the inside evaporation of water of concrete, then aggregate in the inside upper end of the cauldron body, during because inside pressurization, two pistons move backward this moment, two pistons drive corresponding first magnet backward movement, two first magnets drive corresponding second magnet and move backward in the spout is inside, two second magnets drive the bracing piece and move backward, the bracing piece drives the compression roller and moves backward, the inside water of cotton of washing is extruded like this, fall inside the water-collecting vessel, when opening sealing door, because the inside atmospheric pressure of sleeve is the same with atmospheric pressure, so first magnet resets, make whole device reset.
Preferably, the center of the bottom of the rear end of the water collecting vessel is rotatably connected with an L-shaped rod, the inner surface of the rear end of the kettle body is fixedly connected with a diversion trench, and the rear end of the diversion trench is fixedly connected with a water pipe.
When the water-collecting vessel moves to the rear end of the kettle body, the water-collecting vessel is inclined after the L-shaped rod is matched with the guide groove, so that water in the water-collecting vessel is poured into the guide groove, and the water is discharged through the water pipe.
Preferably, the pressurization filtering mechanism includes air pump, first trachea, three way valve, water storage tank, filter screen and second trachea, three way valve fixed connection is in the rear end bottom of water pipe, water storage tank fixed connection is in the lower extreme of water pipe, first trachea fixed connection is in the top rear end of water storage tank, air pump fixed connection is in first tracheal rear end bottom, filter screen fixed connection is in the inside upper end of water storage tank, trachea fixed connection is in the front end top of water storage tank for the second, the tracheal front end of second and the rear end bottom fixed connection of the cauldron body.
When carrying out the pressurization, close the three-way valve, store when rivers in the water pipe flow to the inside of water storage tank, when carrying out the pressurization to the cauldron body, the gas that air pump work produced, through the dust removal of water, gets into the cauldron body through the second trachea, carries out one step through the filter screen and removes dust with gas.
Preferably, a spiral rod is rotatably connected to a position, close to the lower end, inside the diversion trench, the lower end of the spiral rod penetrates through the bottom of the diversion trench and is fixedly connected with a first bevel gear, a rotating rod is rotatably connected to a position, located below the diversion trench, of the inner surface of the rear end of the kettle body, a second bevel gear is fixedly connected to the center of the rod wall of the rotating rod, the first bevel gear is meshed with the second bevel gear and is connected with the rotating rod, and fan blades are fixedly connected to the front end of the rotating rod.
When empting water to the guiding gutter, the impact force of rivers drives the hob and rotates, and the hob drives first bevel gear and rotates, and first bevel gear drives second bevel gear and rotates, and second bevel gear drives the bull stick and rotates, and the bull stick drives the flabellum and rotates.
Preferably, the diversion trench is in an inverted triangle shape, and the rear end space of the two sleeves is larger.
The design of the inverted triangle is beneficial to the work of the fan blades, and the rear space of the sleeve is large, so that the two pistons can move to the rear end of the kettle body.
Preferably, the right side of the first air pipe extends to the bottom of the water storage tank, and the left side of the second air pipe is located at the upper end of the filter screen.
Secondary filtration ensures that dust is not brought into the kettle body during pressurization.
Compared with the prior art, the invention has the beneficial effects that:
1. the water in the concrete can be treated in each work, so that the influence of the water on the concrete is avoided, and the quality of the concrete is improved;
2. through the flow to inside gas, make the concrete be heated evenly, make the effect of evaporating pressure of coagulating better, through the filtration to when pressurizeing, can avoid the inside that the dust got into the cauldron body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a side view of the present invention;
FIG. 3 is a cross-sectional view of a front view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 2B according to the present invention;
FIG. 6 is a schematic view of the left side cross-sectional structure of the autoclave body of the present invention.
In the figure: 1. a kettle body; 2. a sealing door; 3. heating plates; 4. a containing table; 5. a dewatering mechanism; 6. a pressure filtration mechanism; 7. an L-shaped rod; 8. a diversion trench; 9. a water pipe; 10. a screw rod; 11. a first bevel gear; 12. a rotating rod; 13. a second bevel gear; 14. a fan blade.
501. A first magnet; 502. a second magnet; 503. a chute; 504. a sleeve; 505. a piston; 506. a support bar; 507. a compression roller; 508. a support block; 509. a water collecting vessel; 510. absorbent cotton.
601. An air pump; 602. a first air pipe; 603. a three-way valve; 604. a water storage tank; 605. filtering with a screen; 606. a second air pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution:
an autoclave device for concrete blocks is shown in figures 1, 2, 3, 5 and 6 and comprises a kettle body 1, wherein the left side of the front end of the kettle body 1 is rotatably connected with a sealing door 2, the left side and the right side of the interior of the kettle body 1 are fixedly connected with heating plates 3, the lower end of the interior of the kettle body 1 is slidably connected with a containing table 4, the upper end of the interior of the kettle body 1 is provided with a dewatering mechanism 5, and the rear end of the kettle body 1 is provided with a pressurizing and filtering mechanism 6;
the dewatering mechanism 5 comprises a first magnet 501, a second magnet 502, a sliding groove 503, a sleeve 504, a piston 505, a support rod 506, a press roller 507, a support block 508, a water collecting vessel 509 and absorbent cotton 510, wherein the sleeve 504 is fixedly connected to the left side and the right side of the interior of the kettle body 1 near the upper end, the piston 505 is slidably connected to the interior of the sleeve 504, the first magnet 501 is fixedly connected to the interior of the piston 505, the sliding groove 503 is arranged on the inner surface of the two sides of the kettle body 1 near the upper end, the second magnet 502 is slidably connected to the interior of the sliding groove 503, the support rod 506 is fixedly connected between the second magnets 502 on the two sides, the press roller 507 is rotatably connected to the rod wall of the support rod 506, the support block 508 is fixedly connected to the left side and the right side of the rod wall of the support rod 506, the water collecting vessel 509 is rotatably connected between the support blocks 508, and the absorbent cotton 510 is fixedly connected to the inner surface of the upper end of the kettle body 1, the front ends of the sleeves 504 are communicated with the kettle body 1, and the internal air pressure of the two sleeves 504 is the same as the atmospheric pressure;
when the device works, when concrete is placed on the containing table 4, the sealing door 2 is closed, the interior of the kettle body 1 is heated through the heating plate 3, water in the concrete is evaporated due to heating, then the water is concentrated at the upper end of the interior of the kettle body 1, when the interior is pressurized, the two pistons 505 move backwards, the two pistons 505 drive the corresponding first magnets 501 to move backwards, the two first magnets 501 drive the corresponding second magnets 502 to move backwards in the sliding grooves 503, the two second magnets 502 drive the supporting rods 506 to move backwards, the supporting rods 506 drive the pressing rollers 507 to move backwards, so that water in the absorbent cotton 510 is extruded and falls into the water collecting vessel 509, when the sealing door 2 is opened, because the air pressure in the sleeve 504 is the same as the atmospheric pressure, the first magnets 501 reset, the whole device resets, and water at the top can be cleaned once when steam pressure is performed each time, the influence of water on the internal concrete is effectively avoided, and the large space at the rear side of the sleeve 504 is beneficial to the fact that the two pistons 505 can move to the rear end of the kettle body 1.
As an embodiment of the present invention, as shown in fig. 2, 3 and 5, an L-shaped rod 7 is rotatably connected to the center of the bottom of the rear end of the water collecting vessel 509, a flow guide groove 8 is fixedly connected to the inner surface of the rear end of the kettle body 1, a water pipe 9 is fixedly connected to the rear end of the flow guide groove 8, and the flow guide groove 8 is in the shape of an inverted triangle;
during operation, L shape pole 7 and the cooperation of guiding gutter 8, when dish 509 that catchments backward moves, L shape pole 7 and guiding gutter 8 make dish 509 that catchments take place to incline, will catchment like this and fall to guiding gutter 8 with the inside water of dish 509, discharge water through pipe 9, the design of falling the triangle is favorable to the work of flabellum 14, has avoided water to pile up inside, to the influence of follow-up work.
As an embodiment of the present invention, as shown in fig. 2, the pressurizing and filtering mechanism 6 includes an air pump 601, a first air pipe 602, a three-way valve 603, a water storage tank 604, a filter screen 605 and a second air pipe 606, the three-way valve 603 is fixedly connected to the bottom of the rear end of the water pipe 9, the water storage tank 604 is fixedly connected to the lower end of the water pipe 9, the first air pipe 602 is fixedly connected to the rear end of the top of the water storage tank 604, the air pump 601 is fixedly connected to the bottom of the rear end of the first air pipe 602, the filter screen 605 is fixedly connected to the upper end of the interior of the water storage tank 604, the second air pipe 606 is fixedly connected to the top of the front end of the water storage tank 604, and the front end of the second air pipe 606 is fixedly connected to the bottom of the rear end of the kettle body 1;
during operation, when carrying out the pressurization, close three way valve 603, store when rivers in the water pipe 9 reach the inside of water storage tank 604, when carrying out the pressurization to cauldron body 1, the gas that air pump 601 work produced, through the dust removal of water, get into cauldron body 1 through second trachea 606, carry out one step with gaseous dust removal through filter screen 605, quadratic filtration, can not bring the dust into the inside of cauldron body 1 when guaranteeing to pressurize, effectively reduced the inside dust of still kettle, will have hanged down the manual work to inside clearance dynamics.
As an embodiment of the present invention, as shown in fig. 2, 3 and 4, a spiral rod 10 is rotatably connected to a position inside the diversion trench 8 near the lower end, the lower end of the spiral rod 10 penetrates through the bottom of the diversion trench 8 and is fixedly connected with a first bevel gear 11, a rotating rod 12 is rotatably connected to an inner surface of the rear end of the kettle 1 below the diversion trench 8, a second bevel gear 13 is fixedly connected to a center of a rod wall of the rotating rod 12, the first bevel gear 11 is engaged with the second bevel gear 13, and a fan blade 14 is fixedly connected to a front end of the rotating rod 12;
the during operation, when empting water to guiding gutter 8, the impact force of rivers drives hob 10 and rotates, and hob 10 drives first bevel gear 11 and rotates, and first bevel gear 11 drives second bevel gear 13 and rotates, and second bevel gear 13 drives bull stick 12 and rotates, and bull stick 12 drives flabellum 14 and rotates, can form to flow the gas of inside, has avoided local being heated, makes inside temperature spread evenly, has improved the quality of concrete.
The working principle is as follows:
when the device works, when concrete is placed on the containing table 4, the sealing door 2 is closed, the interior of the kettle body 1 is heated through the heating plate 3, water in the concrete is evaporated due to heating, then the water is concentrated at the upper end of the interior of the kettle body 1, when the interior is pressurized, the two pistons 505 move backwards, the two pistons 505 drive the corresponding first magnets 501 to move backwards, the two first magnets 501 drive the corresponding second magnets 502 to move backwards in the sliding grooves 503, the two second magnets 502 drive the supporting rods 506 to move backwards, the supporting rods 506 drive the pressing rollers 507 to move backwards, so that water in the absorbent cotton 510 is extruded and falls into the water collecting vessel 509, when the sealing door 2 is opened, because the air pressure in the sleeve 504 is the same as the atmospheric pressure, the first magnets 501 reset, the whole device resets, and water at the top can be cleaned once when steam pressure is performed each time, the influence of water on the concrete inside is effectively avoided, the space on the rear side of the sleeve 504 is large, two pistons 505 can move to the rear end of the autoclave body 1, the water collecting vessel 509 is inclined after the L-shaped rod 7 is matched with the flow guide groove 8, the water inside the water collecting vessel 509 is poured into the flow guide groove 8, the water is discharged through the water pipe 9, the inverted triangle design is favorable for the work of the fan blades 14, the influence of water accumulation inside the water collecting vessel on the follow-up work is avoided, the three-way valve 603 is closed during pressurization, the water in the water pipe 9 is stored when flowing into the water storage tank 604, when the autoclave body 1 is pressurized, gas generated by the work of the air pump 601 is dedusted through the water and enters the autoclave body 1 through the second air pipe 606, the gas is dedusted through the filter screen 605 for one step, secondary filtration is carried out, the dust is prevented from being brought into the autoclave body 1 during pressurization, and the dust inside of the autoclave is effectively reduced, will have reduced artifical clearance dynamics to inside, when empting water to guiding gutter 8, the impact force of rivers drives hob 10 and rotates, hob 10 drives first bevel gear 11 and rotates, first bevel gear 11 drives second bevel gear 13 and rotates, second bevel gear 13 drives bull stick 12 and rotates, bull stick 12 drives flabellum 14 and rotates, can flow the gaseous formation of inside, avoided local heating, make inside temperature spread evenly, the quality of concrete has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a concrete block's evaporate and press equipment, includes the cauldron body (1), its characterized in that: the left side of the front end of the kettle body (1) is rotatably connected with a sealing door (2), the left side and the right side of the interior of the kettle body (1) are fixedly connected with heating plates (3), the lower end of the interior of the kettle body (1) is slidably connected with a containing table (4), the upper end of the interior of the kettle body (1) is provided with a dewatering mechanism (5), and the rear end of the kettle body (1) is provided with a pressurizing and filtering mechanism (6);
the water removing mechanism (5) comprises a first magnet (501), a second magnet (502), a sliding groove (503), a sleeve (504), a piston (505), a supporting rod (506), a pressing roller (507), a supporting block (508), a water collecting dish (509) and absorbent cotton (510), wherein the sleeve (504) is fixedly connected to the left side and the right side of the inside of the kettle body (1) and close to the upper end of the kettle body, the piston (505) is connected to the inside of the sleeve (504) in a sliding manner, the first magnet (501) is fixedly connected to the inside of the piston (505), the sliding groove (503) is arranged on the inner surface of the two sides of the kettle body (1) and close to the upper end of the kettle body, the second magnet (502) is connected to the inside of the sliding groove (503) in a sliding manner, the supporting rod (506) is fixedly connected between the second magnets (502) on the two sides, the pressing roller (507) is rotatably connected to the rod wall of the supporting rod (506), and the supporting block (508) is fixedly connected to the left side and the right side of the rod wall of the supporting rod (506), the water collecting vessel (509) is rotationally connected between the supporting blocks (508), the inner surface of the upper end of the kettle body (1) is fixedly connected with water absorbing cotton (510), the front end of the sleeve (504) is communicated with the kettle body (1), and the internal air pressure of the sleeve (504) is the same as the atmospheric pressure.
2. The apparatus for autoclaving concrete blocks according to claim 1, wherein: the water collecting vessel is characterized in that an L-shaped rod (7) is rotatably connected to the center of the bottom of the rear end of the water collecting vessel (509), a diversion trench (8) is fixedly connected to the inner surface of the rear end of the kettle body (1), and a water pipe (9) is fixedly connected to the rear end of the diversion trench (8).
3. The apparatus for autoclaving concrete blocks according to claim 2, wherein: pressurization filtering mechanism (6) include air pump (601), first trachea (602), three way valve (603), water storage tank (604), filter screen (605) and second trachea (606), three way valve (603) fixed connection is in the rear end bottom of water pipe (9), water storage tank (604) fixed connection is in the lower extreme of water pipe (9), first trachea (602) fixed connection is in the top rear end of water storage tank (604), air pump (601) fixed connection is in the rear end bottom of first trachea (602), filter screen (605) fixed connection is in the inside upper end of water storage tank (604), second trachea (606) fixed connection is in the front end top of water storage tank (604), the front end of second trachea (606) and the rear end bottom fixed connection of the cauldron body (1).
4. The apparatus for autoclaving concrete blocks according to claim 2, wherein: the inside of guiding gutter (8) is close to the position rotation of lower extreme and is connected with hob (10), the lower extreme of hob (10) runs through the bottom and the first bevel gear of fixedly connected with (11) of guiding gutter (8), the rear end internal surface of cauldron body (1) is located the below rotation of guiding gutter (8) and is connected with bull stick (12), the pole wall center fixedly connected with second bevel gear (13) of bull stick (12), first bevel gear (11) are connected with second bevel gear (13) meshing, the front end fixedly connected with flabellum (14) of bull stick (12).
5. The apparatus for autoclaving concrete blocks according to claim 2, wherein: the flow guide grooves (8) are in an inverted triangular shape, and the space of the rear ends of the two sleeves (504) is larger than that of the front ends of the sleeves (504).
6. The apparatus for autoclaving concrete blocks according to claim 3, wherein: the right side of the first air pipe (602) extends to the bottom of the water storage tank (604), and the left side of the second air pipe (606) is positioned at the upper end of the filter screen (605).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767916.XA CN113500689A (en) | 2021-07-07 | 2021-07-07 | Concrete block evaporate and press equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767916.XA CN113500689A (en) | 2021-07-07 | 2021-07-07 | Concrete block evaporate and press equipment |
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| Publication Number | Publication Date |
|---|---|
| CN113500689A true CN113500689A (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110767916.XA Withdrawn CN113500689A (en) | 2021-07-07 | 2021-07-07 | Concrete block evaporate and press equipment |
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| CN (1) | CN113500689A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012620A (en) * | 2021-11-03 | 2022-02-08 | 杨庆 | Multi-functional five metals electric pliers |
| CN114102826A (en) * | 2021-12-27 | 2022-03-01 | 嘉兴市通程塑业有限公司 | Precast concrete pile is with evaporating foster system |
-
2021
- 2021-07-07 CN CN202110767916.XA patent/CN113500689A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012620A (en) * | 2021-11-03 | 2022-02-08 | 杨庆 | Multi-functional five metals electric pliers |
| CN114102826A (en) * | 2021-12-27 | 2022-03-01 | 嘉兴市通程塑业有限公司 | Precast concrete pile is with evaporating foster system |
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Application publication date: 20211015 |