CN210875715U - Construction waste crusher - Google Patents
Construction waste crusher Download PDFInfo
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- CN210875715U CN210875715U CN201921766231.8U CN201921766231U CN210875715U CN 210875715 U CN210875715 U CN 210875715U CN 201921766231 U CN201921766231 U CN 201921766231U CN 210875715 U CN210875715 U CN 210875715U
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Abstract
A construction waste crusher belongs to the technical field of construction equipment. The method is characterized in that: the crusher comprises a crusher main body (1), crushing heads (17) and power devices (2), wherein each crushing head (17) is connected with the power device (2), a screening device is further arranged in the crusher main body (1), and the screening device is arranged on the lower side of each crushing head (17); the power device (2) comprises an air cylinder (20) and a hydraulic cylinder (24), a hydraulic cylinder piston rod (26) of the hydraulic cylinder (24) is connected with the corresponding crushing head (17), the distance between the two crushing heads (17) is increased, an air cylinder piston rod (22) of the air cylinder (20) is connected with the corresponding crushing head (17), and a cavity, far away from one end of the corresponding crushing head (17), of the air cylinder (20) is filled with nitrogen. This building rubbish breaker can directly carry out the breakage to the great building rubbish of hardness to can directly put into the great building rubbish of volume and carry out the breakage during the breakage.
Description
Technical Field
A construction waste crusher belongs to the technical field of construction equipment.
Background
The construction waste refers to the general name of dregs, waste concrete, waste bricks and stones and other wastes produced by people in the production activities of the construction industry such as demolition, construction, decoration and repair. With the continuous promotion of the urbanization process, the building construction is more and more, and the building rubbish brought by the building construction is more and more. In order to solve the problems of environmental pollution and resource waste of the construction waste, the construction waste needs to be recycled, and the original construction waste is usually crushed and then used as a filling material.
Building rubbish breaker can carry out quick breakage to building rubbish, but because partial building rubbish hardness is great, consequently present building rubbish breaker is mostly broken to building rubbish through the crushing roller, and the crushing capacity of crushing roller is limited, is difficult to carry out the breakage to the great building rubbish of hardness, when the building rubbish is bulky moreover, also is difficult to the breakage through the crushing roller.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide the broken head of a both sides and carry out the breakage to building rubbish, can be directly to the broken building rubbish breaker of hardness and the great building rubbish of volume.
The utility model provides a technical scheme that its technical problem adopted is: this building rubbish breaker, its characterized in that: the crusher comprises a crusher main body, two crushing heads and power devices, wherein the two crushing heads are symmetrically arranged on two sides of the crusher main body and are arranged in the crusher main body, each crushing head is connected with the power device, so that the two crushing heads synchronously move in opposite directions, and a screening device is further arranged in the crusher main body and is arranged on the lower side of each crushing head;
the power device comprises an air cylinder and a hydraulic cylinder, wherein the air cylinder and the hydraulic cylinder are horizontally arranged, a piston rod of the hydraulic cylinder is connected with the corresponding crushing heads, the distance between the two crushing heads is increased, a piston rod of the air cylinder is connected with the corresponding crushing heads, and nitrogen is filled in a cavity at one end of each crushing head far away from the corresponding air cylinder.
Preferably, each power device comprises two air cylinders, and the two air cylinders are symmetrically arranged on two sides of the hydraulic cylinder.
Preferably, the cavity that the pneumatic cylinder is close to broken head one end be connected with into oil pipe, the cavity that the pneumatic cylinder kept away from broken head one end is connected with back oil pipe, advance oil pipe and return oil pipe between still be provided with the switching-over valve, the switching-over valve links to each other with the pneumatic cylinder piston of pneumatic cylinder.
Preferably, the reversing valve comprises a valve body and a valve core, the valve body is cylindrical with one closed end, the valve body is coaxially arranged at one end of the hydraulic cylinder far away from the crushing head and communicated with a cavity on the corresponding side of the hydraulic cylinder, the valve core is arranged in the valve body in a sliding manner and is hermetically arranged between the valve body and the valve body, a push rod for pushing the valve core to far away from the crushing head is arranged on a piston of the hydraulic cylinder, a connecting rod is further connected onto the push rod, one end of the connecting rod is connected with the push rod, the other end of the connecting rod penetrates through the valve core in a sliding manner and is.
Preferably, broken head including broken first main part and broken thorn, broken first main part be the cuboid steel sheet, broken thorn sets up between two broken first main parts to with the broken first main part fixed connection that corresponds, broken thorn is for the coniform that reduces gradually along the direction diameter of the broken first main part of keeping away from corresponding.
Preferably, each crushing head main body is provided with a plurality of crushing thorns at intervals.
Preferably, the sieving mechanism including setting up sieve and the screening cylinder in the breaker main part, the sieve level sets up at the broken head downside, the screening cylinder has the symmetry to set up two in breaker main part both sides, the piston rod of screening cylinder links to each other and promotes its reciprocating motion with one side that the sieve corresponds.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
1. this building rubbish breaker's pneumatic cylinder drives broken head and removes, nitrogen gas in the compression cylinder simultaneously, then rely on the nitrogen gas of compression to promote broken head and remove, and make the cooperation of the broken head of both sides carry out the breakage to building rubbish, impact force to building rubbish is big, and can directly carry out the breakage to the great building rubbish of hardness, and can directly put into the great building rubbish of volume during the breakage and carry out the breakage, accommodation is wide, the sieving mechanism can make the less building rubbish whereabouts of granularity, and the great building rubbish of granularity stays the sieving mechanism upside and is broken once more, make the size of the building rubbish after the breakage directly can be as filling material.
2. Every power device all includes that the symmetry sets up two cylinders in the pneumatic cylinder both sides, has both guaranteed that the impact force of broken head both sides is even, has increased the impact force of broken head again, has improved crushing efficiency, also makes broken head can dock and carry out the breakage to the building rubbish that hardness is big.
3. When the pneumatic cylinder piston was in the removal, it removes to the direction of keeping away from the crushing head to promote the case through the ejector pin, when advancing oil pipe and returning oil pipe through the ring channel intercommunication, the cavity intercommunication of pneumatic cylinder both sides, the nitrogen gas of compression promotes the pneumatic cylinder piston and removes this moment, and it is broken to drive the crushing head to building rubbish, when the pneumatic cylinder piston removed the stroke dead center, the connecting rod passes through the baffle and drives the case and remove to the direction of being close to the crushing head, and make the ring channel with advance oil pipe and return oil pipe separation, hydraulic oil in the oil feed pipe promotes the pneumatic cylinder piston once more and removes to the direction of keeping away from the crushing head this moment, and nitrogen.
4. Broken thorn is installed in broken first main part, can increase the pressure to building rubbish, and is more convenient to building rubbish's breakage.
5. The screening cylinder promotes sieve reciprocating motion to filter building rubbish, realized the autofilter, and filter effectually, and can change the size that the sieve adjusted required building rubbish, convenient to use.
Drawings
Fig. 1 is a front sectional view of a construction waste crusher.
Fig. 2 is a front cross-sectional view of the power unit.
FIG. 3 is a schematic sectional front view of a dust removal box.
In the figure: 1. the crusher comprises a crusher main body 2, a power device 3, a sieve plate 4, a valve core 401, an annular groove 5, a push rod 6, a material blocking cover 7, a crushing cylinder 8, fixed crushing teeth 9, movable crushing teeth 10, an input shaft 11, an exhaust pipe 1101, an exhaust hole 12, a mounting shaft 13, a main shaft 14, a discharge pipe 15, a movable disc 16, a material blocking plate 17, a crushing head 18, crushing burrs 19, a mounting frame 20, a cylinder 21, a cylinder piston 22, a cylinder piston rod 23, an air charging nozzle 24, a hydraulic cylinder 25, a hydraulic cylinder piston 26, a hydraulic cylinder piston rod 27, a conveying pipe 28, an oil outlet pipe 29, a dust removal box 30, an air outlet pipe 31, a water inlet pipe 32, a spray head 33, an air inlet pipe 34, an oil return pipe 35.
Detailed Description
Fig. 1 to 3 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 3.
A construction waste crusher comprises a crusher main body 1, two crushing heads 17 and a power device 2, wherein the two crushing heads 17 are symmetrically arranged at two sides of the crusher main body 1, the crushing heads 17 are arranged in the crusher main body 1, each crushing head 17 is connected with the power device 2, so that the two crushing heads 17 synchronously move in opposite directions, a screening device is further arranged in the crusher main body 1, and the screening device is arranged at the lower side of each crushing head 17; the power device 2 comprises an air cylinder 20 and a hydraulic cylinder 24, the air cylinder 20 and the hydraulic cylinder 24 are both horizontally arranged, a hydraulic cylinder piston rod 26 of the hydraulic cylinder 24 is connected with the corresponding crushing head 17, the distance between the two crushing heads 17 is increased, an air cylinder piston rod 22 of the air cylinder 20 is connected with the corresponding crushing head 17, and a cavity at one end, far away from the corresponding crushing head 17, of the air cylinder 20 is filled with nitrogen. This building rubbish breaker's pneumatic cylinder 24 drives broken head 17 and removes, nitrogen gas in the compression cylinder 20 simultaneously, then rely on the nitrogen gas of compression to promote broken head 17 and remove, and make the broken head 17 cooperation of both sides broken to building rubbish, impact force to building rubbish is big, and can directly carry out the breakage to the great building rubbish of hardness, and can directly put into the great building rubbish of volume during the breakage and carry out the breakage, accommodation is wide, sieving mechanism can make the less building rubbish whereabouts of granularity, and the great building rubbish of granularity stays at sieving mechanism upside breakage once more, make the size of the building rubbish after the breakage can directly be as filling material.
The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.
Specifically, the method comprises the following steps: as shown in fig. 1: breaker main part 1 is the cuboid box, the uncovered setting in top of breaker main part 1 to form the feed inlet at the top of breaker main part 1, the feed inlet at 1 tops of breaker main part is sent into the breaker main part 1 through to construction waste is broken.
The crushing head 17 sets up on the upper portion of breaker main part 1, and crushing head 17 sets up in breaker main part 1, and crushing head 17 has the symmetry to set up two in breaker main part 1 both sides, and every crushing head 17 all is connected with the power device 2 that promotes its horizontal migration, makes two crushing heads 17 cooperate and carries out the breakage to the construction waste who sends into in the breaker main part 1. The power plant 2 is arranged outside the crusher body 1.
Be provided with the sieving mechanism in breaker main part 1, the sieving mechanism includes sieve 3 and screening cylinder, 3 levels of sieve set up in breaker main part 1, and sieve 3 sets up the downside at broken head 17, the bilateral symmetry of sieve 3 is provided with the installation pole, the both sides of broken head main part 1 are provided with the slot hole, the installation pole of sieve 3 both sides slides respectively and sets up in the slot hole that corresponds the side, the screening cylinder has the symmetry to set up two in breaker main part 1 both sides, two equal levels of screening cylinder set up, the piston rod of two screening cylinders links to each other with the installation pole that corresponds the side respectively, two screening cylinder synchronization action, and promote 3 reciprocating motion of sieve, thereby filter building rubbish, make the granularity be not conform to the building rubbish that requires and continue to stay on sieve 3 and supply broken head 17 broken.
Be provided with striker plate 16 at 3 downside of sieve, striker plate 16 has the symmetry to set up two at 1 both sides of breaker main part, striker plate 16 sets up in breaker main part 1, one side and the 1 inner wall of breaker main part of striker plate 16 link to each other, striker plate 16 is for following the downward slope form gradually of the direction that is close to 1 middle part of breaker main part, the construction waste of whereabouts falls on striker plate 16 after the screening of sieve 3 to continue the whereabouts after the direction of striker plate 16.
The downside of striker plate 16 is provided with vertical broken section of thick bamboo 7, and broken section of thick bamboo 7 sets up in the middle part of breaker main part 1, and the coaxial driving disk 15 that is provided with in the broken section of thick bamboo 7. The middle part of the crushing barrel 7 is cylindrical, the upper part of the crushing barrel 7 is conical with the diameter gradually increasing from bottom to top, and the upper end of the crushing barrel 7 is hermetically connected with the inner wall of the crusher main body 1. The discharging pipe 14 is arranged on the lower side of the crushing barrel 7, the lower portion of the crushing barrel 7 is in a conical shape with the diameter gradually reduced from top to bottom, the discharging pipe 14 is communicated with the lower end of the crushing barrel 7, and the discharging pipe 14 is in an inclined shape gradually downward from left to right, so that the construction waste after crushing can be conveniently discharged through the discharging pipe 14.
The upper portion of driving disk 15 is cylindricly, the lower part of driving disk 15 is the toper that the diameter gradually reduces from top to bottom, the interval sets up between the inner wall of driving disk 15 and crushing section of thick bamboo 7, the lateral part of driving disk 15 is provided with moves broken tooth 9, it is provided with a plurality ofly to move broken tooth 9 interval, the inner wall of crushing section of thick bamboo 7 is provided with decides broken tooth 8, it is also provided with a plurality ofly to decide broken tooth 8 interval, driving disk 15 is connected with and drives its pivoted driving disk motor (not drawn in the picture), the driving disk motor drives driving disk 15 and rotates, thereby make driving disk 15 and crushing section of thick bamboo 7 cooperate, to the building rubbish breakage, thereby the tertiary breakage of building rubbish has been realized, crushing effect is good, the building rubbish granularity after the breakage is little. The top of driving disk 15 is the toper that reduces gradually by lower supreme diameter, avoids the material to stay the upside of driving disk 15 to avoid the building rubbish of depositing in breaker main part 1.
Driving disk 15 coaxial arrangement is outside main shaft 13, and rotate along with main shaft 13 synchronous, main shaft 13 rotates and installs in breaker main part 1, driving disk 15 is stretched out to the upper end of main shaft 13, and the upper end coaxial arrangement of main shaft 13 has driven bevel gear, rotate on the breaker main part 1 and install horizontally input shaft 10, the one end and the driving disk motor coaxial coupling of input shaft 10 and drive input shaft 10 synchronous rotation, the other end rotates and stretches into in the breaker main part 1, and input shaft 10 stretches into one of breaker main part 1 and serves coaxial arrangement and have the initiative bevel gear, initiative bevel gear and driven bevel gear combine together, thereby the rotation of driving disk 15 has been realized.
The upside of main shaft 13 is provided with installation axle 12, the lower extreme of installation axle 12 and the upper end coaxial coupling of main shaft 13, and rotate along with main shaft 13 is synchronous, the upside of installation axle 12 is provided with keeps off material cover 6, keep off material cover 6 for the toper cover that from top to bottom diameter is crescent, keep off material cover 6 and installation axle 12 coaxial coupling, and rotate along with installation axle 12 is synchronous, construction waste after the breakage falls to on keeping off material cover 6, fall to between crushing barrel 7 and the driving disk 15 after keeping off the direction on material cover 6 and crushing barrel 7 upper portion, avoid construction waste to persist in breaker main part 1, broken speed has also been improved.
As shown in fig. 2: power device 2 includes pneumatic cylinder 24 and cylinder 20, and in this embodiment, cylinder 20 has the symmetry to set up two in pneumatic cylinder 24 both sides, and cylinder 20 and the equal level setting of pneumatic cylinder 24, cylinder 20 and pneumatic cylinder 24 are all installed in mounting bracket 19, and mounting bracket 19 is the open cuboid box in right side, and mounting bracket 19's right side and 1 detachable connection of breaker main part. The cylinder piston rod 22 of the cylinder 20 and the hydraulic cylinder piston rod 26 of the hydraulic cylinder 24 both slide through the crusher body 1 and are connected with the corresponding crushing head 17, and drive the crushing head 17 to move.
The cylinder 20 is internally and coaxially provided with a cylinder piston 21, the cylinder piston 21 and the inner wall of the cylinder 20 are arranged in a sliding and sealing manner, a cylinder piston rod 22 is arranged on the right side of the cylinder piston 21, the left end of the cylinder piston rod 22 passes through the cylinder 20 and then is connected with one side corresponding to the cylinder piston 21 and moves synchronously therewith, and the other end of the cylinder piston rod 22 is connected with the crushing head 17 on the corresponding side. Cylinder piston 21 separates into two cavities about with cylinder 20's inner chamber, and be filled with nitrogen gas in the left cavity of cylinder 20, when pneumatic cylinder 24 drives the broken head 17 that corresponds and removes, can compress the nitrogen gas in the cylinder 20, after pneumatic cylinder 24 removes pressure, nitrogen gas after the compression promotes broken head 17 through cylinder piston 21 and removes and carry out the breakage to building rubbish, broken impact force is big, and crushing effect is good, can directly carry out the breakage to the great building rubbish of hardness, and two broken heads 17 can remove, thereby can carry out the breakage to the great building rubbish of volume. The left side of each cylinder 20 is provided with a charging nozzle 23 so as to facilitate charging nitrogen gas into the chamber on the left side of the cylinder 20.
The left end of pneumatic cylinder 24 is uncovered and is set up, the left side of pneumatic cylinder 24 is provided with the switching-over valve, be provided with pneumatic cylinder piston 25 in the pneumatic cylinder 24, pneumatic cylinder piston 25 and 24 inner walls of pneumatic cylinder slide and sealed setting, pneumatic cylinder piston rod 26 sets up the right side at pneumatic cylinder piston 25, and the one end of pneumatic cylinder piston rod 26 and the right side coaxial coupling of pneumatic cylinder piston 25 keep synchronous motion, the other end of pneumatic cylinder piston rod 26 passes behind the pneumatic cylinder 24 and links to each other with corresponding crushing head 17. The hydraulic cylinder piston 25 divides the inner cavity of the hydraulic cylinder 24 into two chambers on the left side and the right side, the right end of the hydraulic cylinder 24 is provided with a delivery pipe 27 communicated with the chamber on the right side, and the delivery pipe 27 is connected with an oil inlet pipe 35, so that hydraulic oil is fed into the chamber on the right side of the hydraulic cylinder 24, the hydraulic cylinder piston 25 is pushed to move leftwards, and nitrogen in the air cylinder 20 is compressed. The left end of the hydraulic cylinder 24 is provided with an oil outlet pipe 28 communicated with the left chamber, and the oil outlet pipe 28 is connected with an oil return pipe 34, so that hydraulic oil in the left chamber of the hydraulic cylinder 24 can be sent out, and the hydraulic cylinder piston 25 is prevented from being hindered from moving leftwards. The oil inlet pipe 35 and the oil return pipe 34 are both connected with a reversing valve.
The reversing valve comprises a valve body 36 and a valve core 4, wherein the valve body 36 is in a cylindrical shape with an open right end, and the right end of the valve body 36 is coaxially and hermetically connected with the left end of the hydraulic cylinder 24. The valve core 4 is cylindrical, the valve core 4 is arranged in the valve body 36 in a sliding mode, the valve core 4 and the valve body 36 are arranged in a sealing mode, and the right end of the valve core 4 extends out of the valve body 36 and extends into the hydraulic cylinder 24. The left side of the hydraulic cylinder piston 25 is provided with a push rod 5 for pushing the valve core 4 to move leftwards, the left side of the push rod 5 is coaxially provided with a connecting rod 37, the right end of the connecting rod 37 is connected with the push rod 5 and moves synchronously with the push rod 5, the left end of the connecting rod 37 slides through the valve core 4 and is connected with a baffle 38, and the baffle 38 is in a disc shape with the diameter larger than that of the connecting rod 37. An annular groove 401 is arranged in the middle of the surrounding valve core 4, the oil inlet pipe 35 and the oil return pipe 34 are communicated with the inner cavity of the valve body 36, and the oil inlet pipe 35 and the oil return pipe 34 are arranged in the middle of the valve body 36.
When the valve core 4 disconnects the oil inlet pipe 35 and the oil return pipe 34, the hydraulic oil enters the chamber on the right side of the hydraulic cylinder 24 through the delivery pipe 27, and pushes the hydraulic cylinder piston 25 to move leftward while compressing the nitrogen gas in the cylinder 20. When the mandril 5 moves to push the valve core 4 to move leftwards and the oil inlet pipe 35 and the oil return pipe 34 are communicated through the annular groove 401, the pressures in the left chamber and the right chamber of the hydraulic cylinder 24 are equal, and the compressed nitrogen pushes the cylinder piston 21 to move rightwards and crushes the construction waste through the crushing head 17. When the hydraulic cylinder piston 25 moves to the stroke right dead center, the connecting rod 37 drives the valve core 4 to move right through the baffle 38, so that the oil inlet pipe 35 and the oil return pipe 34 are disconnected, at this time, the hydraulic oil in the oil inlet pipe 35 enters the cavity on the right side of the hydraulic cylinder 24 through the delivery pipe 27, and pushes the hydraulic cylinder piston 25 to move left again, thereby compressing the nitrogen in the cylinder 20.
As shown in fig. 3: the crusher main body 1 is further connected with a fan (not shown in the figure), an air inlet of the fan is connected with the crusher main body 1, and an air outlet of the fan is connected with a dust removal device, so that negative pressure is maintained in the crusher main body 1, and dust generated during crushing of construction waste is prevented from escaping to pollute the environment.
Dust collector includes dust removal case 29, blast pipe 11 and outlet duct 30, and dust removal case 29 is the cuboid box, and 11 levels of blast pipe set up in the bottom of dust removal case 29, and the one end of blast pipe 11 is sealed, and the other end is connected with intake pipe 33, and the other end of intake pipe 33 stretches out dust removal case 29 back and is linked together with the air outlet of fan. The exhaust pipe 11 has a plurality of exhaust holes 1101 spaced apart from each other on the wall thereof, so that when in use, water is flushed into the dust removing box 29 to immerse the exhaust pipe 11 in the water, thereby removing dust from the gas by the water. The outlet pipe 30 is vertically arranged at the upper side of the dust removing box 29, and the lower end of the outlet pipe 30 is communicated with the dust removing box 29, so that the gas with dust removed is discharged to the atmosphere through the outlet pipe 30.
The middle part that encircles outlet duct 30 is provided with annular inlet tube 31, inlet tube 31 is connected with the circulating pump (not drawn in the picture), the end of intaking of circulating pump communicates with the bottom of dust removal case 29, the play water end and the inlet tube 31 of circulating pump are linked together, the inner wall interval that encircles outlet duct 30 is provided with a plurality of shower nozzles 32, a plurality of shower nozzles 32 are arranged and are circularized, inlet tube 31 is linked together with a plurality of shower nozzles 32 simultaneously, a plurality of shower nozzles 32 form the water curtain in outlet duct 30, thereby can wash the combustion gas once more, avoid the dust to get into polluted environment in the air.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a construction waste breaker which characterized in that: the crusher comprises a crusher main body (1), two crushing heads (17) and a power device (2), wherein the two crushing heads (17) are symmetrically arranged on two sides of the crusher main body (1), the crushing heads (17) are arranged in the crusher main body (1), each crushing head (17) is connected with the power device (2), so that the two crushing heads (17) synchronously move in opposite directions, and a screening device is further arranged in the crusher main body (1) and arranged on the lower side of each crushing head (17);
power device (2) include cylinder (20) and pneumatic cylinder (24), and the equal level setting of cylinder (20) and pneumatic cylinder (24), and pneumatic cylinder piston rod (26) of pneumatic cylinder (24) link to each other with broken head (17) that correspond to make the interval increase of two broken heads (17), and pneumatic cylinder piston rod (22) of cylinder (20) link to each other with broken head (17) that correspond, and the cavity of the broken head (17) one end that corresponds is kept away from in cylinder (20) is filled with nitrogen gas.
2. The construction waste crusher of claim 1, wherein: each power device (2) comprises two air cylinders (20), and the two air cylinders (20) are symmetrically arranged on two sides of the hydraulic cylinder (24).
3. The construction waste crusher of claim 1, characterized in that: the cavity that pneumatic cylinder (24) are close to broken head (17) one end be connected with into oil pipe (35), the cavity that pneumatic cylinder (24) kept away from broken head (17) one end is connected with back oil pipe (34), advance oil pipe (35) and return oil pipe (34) between still be provided with the switching-over valve, the switching-over valve links to each other with pneumatic cylinder piston (25) of pneumatic cylinder (24).
4. The construction waste crusher of claim 3, characterized in that: the reversing valve comprises a valve body (36) and a valve core (4), wherein the valve body (36) is cylindrical, one end of the valve body (36) is sealed, the valve body (36) is coaxially arranged at one end, far away from a crushing head (17), of a hydraulic cylinder (24), and is communicated with a cavity on the corresponding side of the hydraulic cylinder (24), the valve core (4) is arranged in the valve body (36) in a sliding mode and is hermetically arranged between the valve body (36), a push rod (5) for pushing the valve core (4) to be far away from the crushing head (17) is arranged on a hydraulic cylinder piston (25) of the hydraulic cylinder (24), a connecting rod (37) is further connected onto the push rod (5), one end of the connecting rod (37) is connected with the push rod (5), the other end of the connecting rod penetrates through the valve core (4) in a sliding mode and is connected with a baffle (38), and an.
5. The construction waste crusher of claim 1, 3 or 4, characterized in that: broken head (17) including broken first main part and broken thorn (18), broken first main part is the cuboid steel sheet, broken thorn (18) set up between two broken first main parts to with the broken first main part fixed connection that corresponds, broken thorn (18) are for the coniform that the direction diameter of keeping away from the broken first main part that corresponds reduces gradually.
6. The construction waste crusher of claim 5, characterized in that: a plurality of crushing thorns (18) are arranged on each crushing head main body at intervals.
7. The construction waste crusher of claim 1, characterized in that: the screening device comprises a screen plate (3) and a screening cylinder, wherein the screen plate (3) and the screening cylinder are arranged in a crusher main body (1), the screen plate (3) is horizontally arranged on the lower side of a crushing head (17), the screening cylinder is symmetrically arranged on two sides of the crusher main body (1), and a piston rod of the screening cylinder is connected with one side corresponding to the screen plate (3) and pushes the same to move back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766231.8U CN210875715U (en) | 2019-10-21 | 2019-10-21 | Construction waste crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766231.8U CN210875715U (en) | 2019-10-21 | 2019-10-21 | Construction waste crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210875715U true CN210875715U (en) | 2020-06-30 |
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ID=71326773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921766231.8U Expired - Fee Related CN210875715U (en) | 2019-10-21 | 2019-10-21 | Construction waste crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210875715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112473836A (en) * | 2020-11-11 | 2021-03-12 | 颜家丽 | High-efficient grinder of chinese-medicinal material |
-
2019
- 2019-10-21 CN CN201921766231.8U patent/CN210875715U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112473836A (en) * | 2020-11-11 | 2021-03-12 | 颜家丽 | High-efficient grinder of chinese-medicinal material |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |