CN211492184U - Automatic formula of unloading concrete mixing section of thick bamboo - Google Patents
Automatic formula of unloading concrete mixing section of thick bamboo Download PDFInfo
- Publication number
- CN211492184U CN211492184U CN201921278681.2U CN201921278681U CN211492184U CN 211492184 U CN211492184 U CN 211492184U CN 201921278681 U CN201921278681 U CN 201921278681U CN 211492184 U CN211492184 U CN 211492184U
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Abstract
The utility model discloses an automatic discharging type concrete mixing drum, which comprises a mixing drum body, wherein the bottom of the mixing drum body is provided with a discharging opening; the method is characterized in that: the stirring cylinder is provided with a discharge switch for controlling the opening and closing of the discharge opening or the closing state; the discharging switch comprises an air cylinder, a first hinged seat, a switch plate, a hinged shaft, a second hinged seat, a sealing plate and an elastic pressing plate; one side of the sealing plate is provided with an arc-shaped opening; one end of the switch plate is provided with an arc convex surface; the tail seat of the cylinder is hinged with the first hinge seat, and the output end of the cylinder is hinged with the other end of the switch plate; the middle part of the switch board is hinged with the second hinge seat through the hinge shaft; one end of the elastic pressing sheet is fixedly connected with the sealing plate, and the other end of the elastic pressing sheet is provided with a bent part which is contacted with the lower surface of the switch plate. The utility model discloses realize the automatic control of discharge opening switch or closed condition on the stirring barrel, and can solve the technical problem of putty when unloading and blowdown when the stirring simultaneously.
Description
Technical Field
The utility model belongs to an automatic formula of unloading concrete mixing section of thick bamboo.
Background
The churn of current agitated vessel need close its discharge opening when the stirring, and need open its discharge opening after the stirring is accomplished and unload.
The discharge opening of the mixing drum is usually opened or closed by manual operation, and the problem that the discharge switch is large in resistance and cannot be opened easily exists due to the large capacity of concrete in the mixing drum, so that the operation is very troublesome.
In addition, conventionally, there has been disclosed a discharge valve device and a concrete mixer (publication No. CN103358402B), which are time-saving and labor-saving by using a discharge valve control. However, the fan-shaped valve is opened or closed in an up-and-down swinging mode, and the problems or disadvantages of easy material blockage during discharging and easy material discharge during stirring exist simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve the one or more defects in the prior art, the utility model provides an automatic discharge type concrete mixing drum.
In order to achieve the purpose, the utility model provides an automatic discharging type concrete mixing drum, which comprises a mixing drum body (1), wherein the bottom of the mixing drum body (1) is provided with a discharging opening (1-1); the method is characterized in that: the stirring cylinder body (1) is provided with a discharge switch (2) for controlling the opening and closing of the discharge opening (1-1) or the closing state;
the discharging switch (2) comprises an air cylinder (2-1), a first hinged seat (2-2), a switch plate (2-3), a hinged shaft (2-4), a second hinged seat (2-5), a sealing plate (2-6) and an elastic pressing plate (2-7);
the sealing plate (2-6) is horizontally fixed on the outer surface of the bottom of the stirring cylinder body (1), an arc-shaped opening (2-61) is formed in one side of the sealing plate (2-6), and the arc-shaped opening (2-61) is located right below the discharge opening (1-1);
the switch plate (2-3) is horizontally arranged, and one end of the switch plate (2-3) is provided with an arc convex surface (2-31) which is used for being matched and sealed with the arc opening (2-61);
the first hinged seat (2-2) is fixed on the outer side wall of the stirring cylinder body (1), the tail seat (2-11) of the cylinder (2-1) is hinged with the first hinged seat (2-2), and the output end of the cylinder (2-1) is hinged with the other end of the switch plate (2-3);
the second hinged seat (2-5) is fixed on the outer side wall of the stirring cylinder body (1), and the middle part of the switch plate (2-3) is hinged with the second hinged seat (2-5) through the hinged shaft (2-4);
one end of the elastic pressing sheet (2-7) is fixedly connected with the sealing plate (2-6), the other end of the elastic pressing sheet (2-7) is provided with a bent part (2-71), and the bent part (2-71) is contacted with the lower surface of the switch plate (2-3) and generates upward elastic pressure on the switch plate (2-3).
Further, the spring plates (2-7) are provided with a plurality of spring plates and are distributed at intervals along the edges of the arc-shaped openings (2-61).
Further, the section of the contact matching surface of the arc convex surface (2-31) and the arc opening (2-61) is oblique line (C).
Furthermore, two ends of the arc convex surface (2-31) are respectively provided with two soft brushes (2-8).
Furthermore, the soft brushes (2-8) adopt rubber blocks.
Furthermore, a blanking guide plate (2-9) is fixedly arranged below the sealing plate (2-6).
The utility model discloses beneficial effect:
first, the utility model discloses can realize the automatic control of discharge opening switch or closed state on the stirring barrel, and can solve the technical problem of putty when unloading and blowdown when the stirring simultaneously.
Secondly, the utility model can prevent the switch board from loosening due to the downward extrusion deformation under the action of the gravity of the concrete due to the contact of the bent part of the spring sheet and the lower surface of the switch board and the upward elastic pressure generated on the switch board 2-3, thereby preventing the gap between the arc convex surface of the switch board and the arc opening of the sealing board, avoiding the problem of discharging the concrete in the stirring cylinder when in a closed state, and simultaneously improving the reliability and the stability of the rotation of the switch board when in switching or opening;
thirdly, the utility model discloses because the arc convex surface with the cross-section of arc mouth contact fitting surface is the slash. The inclined plane is adopted for contact sealing, and the upward pressing force of the elastic pressing sheet on the arc-shaped convex surface is matched, so that the arc-shaped convex surface and the arc-shaped opening are completely pressed and sealed, and the sealing effect of the switch plate and the sealing plate is greatly improved; meanwhile, the concrete on the arc-shaped convex surface can automatically fall off due to the vertical inclination, so that the phenomenon that the arc-shaped convex surface and the arc-shaped opening are clamped by the concrete and cannot rotate mutually can be avoided, the switch plate can normally rotate for a long time when being switched on and off, and the stability and the reliability of the working performance are improved;
fourth, the utility model discloses because arc convex surface both ends are equipped with two soft brushes respectively, and when this arc convex surface is just or when reversing, these two soft brushes can brush and clear up and do adhere to the concrete on the arc mouth surface, can avoid the concrete completely will make the arc convex surface with the arc mouth card dies and can not the rotation each other, further improves job stabilization nature and the reliability when opening or closing the switching.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is an enlarged plan view of B in fig. 1.
Fig. 3 is a plan view of the present invention.
Fig. 4 is a perspective view of the present invention.
Fig. 5 is a perspective view of the present invention when tilted.
Fig. 6 is an enlarged plan view of a point a in fig. 5.
Fig. 7 is a perspective view of the blanking guide plate.
Fig. 8 is a perspective view showing a connection relationship between the switch plate, the hinge shaft and the soft brush.
Fig. 9 is a perspective view showing the connection relationship between the switch plate, the hinge shaft, the soft brush, the sealing plate and the pressing plate.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
example (b): referring to fig. 1-9, an automatic discharging concrete mixing drum comprises a mixing drum body 1 and a discharging switch 2.
The bottom of the stirring cylinder body 1 is provided with a discharge opening 1-1; the discharge switch 2 is used for controlling the discharge opening 1-1 of the stirring cylinder body 1 to be in a switch or closed working state.
The discharge switch 2 is used for controlling the discharge opening 1-1 of the mixing cylinder 1 to be switched to a closed working state when the concrete is mixed. When the concrete is required to be discharged after being stirred, the discharging switch 2 is used for controlling the discharging opening 1-1 of the stirring cylinder body 1 to be switched to an open working state.
The discharging switch 2 comprises a cylinder 2-1, a first hinged seat 2-2, a switch plate 2-3, a hinged shaft 2-4, a second hinged seat 2-5, a sealing plate 2-6 and an elastic sheet 2-7.
The sealing plate 2-6 is horizontally fixed on the outer surface of the bottom of the stirring cylinder body 1, an arc-shaped opening 2-61 is formed in one side of the sealing plate 2-6, and the arc-shaped opening 2-61 is located under the discharge opening 1-1.
The switch board 2-3 is horizontally arranged, and one end of the switch board 2-3 is provided with an arc convex surface 2-31 which is used for being matched and sealed with the arc opening 2-61.
The first hinged seat 2-2 is fixed on the outer side wall of the stirring cylinder body 1, the tail seat 2-11 of the cylinder 2-1 is hinged with the first hinged seat 2-2, and the output end of the cylinder 2-1 is hinged with the other end of the switch board 2-3.
The second hinged seat 2-5 is fixed on the outer side wall of the stirring cylinder body 1, and the middle part of the switch plate 2-3 is hinged with the second hinged seat 2-5 through the hinged shaft 2-4.
One end of the elastic pressing sheet 2-7 is fixedly connected with the sealing plate 2-6, the other end of the elastic pressing sheet 2-7 is provided with a bent part 2-71, and the bent part 2-71 is contacted with the lower surface of the switch plate 2-3 and generates upward elastic pressure on the switch plate 2-3.
When the discharge opening 1-1 of the mixing cylinder 1 needs to be switched to a loosened state, the cylinder 2-1 is started to work, the output end of the cylinder 2-1 extends outwards, the tailstock 2-11 of the cylinder 2-1 is hinged with the first hinged seat 2-2, the output end of the cylinder 2-1 is hinged with the other end of the switch plate 2-3, the middle part of the switch plate 2-3 is hinged with the second hinged seat 2-5 through the hinge shaft 2-4, so the cylinder 2-1 can drive the switch plate 2-3 to rotate by taking the hinge shaft 2-4 as a rotation center, the arc convex surface 2-31 of the switch plate 2-3 rotates along the inner wall of the arc opening 2-61 of the seal plate 2-6 and forms a discharge passage opening to open the discharge opening 1-1, at this time, the concrete in the mixing cylinder body 1 can be discharged downwards from the discharge opening 1-1 and falls from the discharge passage opening between the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61.
When the discharge port 1-1 of the mixing cylinder 1 needs to be switched to a closed state, the cylinder 2-1 is started to work, the output end of the cylinder 2-1 retracts, because the tailstock 2-11 of the cylinder 2-1 is hinged with the first hinged seat 2-2, the output end of the cylinder 2-1 is hinged with the other end of the switch plate 2-3, the middle part of the switch plate 2-3 is hinged with the second hinged seat 2-5 through the hinge shaft 2-4, the cylinder 2-1 can drive the switch plate 2-3 to reversely reset and rotate by taking the hinge shaft 2-4 as a rotation center, the arc convex surface 2-31 of the switch plate 2-3 resets and rotates along the inner wall of the arc port 2-61 of the seal plate 2-6 and closes the discharge channel port to close the discharge port 1-1, at this time, the concrete in the mixing drum 1 cannot be discharged downward from the discharge port 1-1.
Therefore, the utility model discloses can realize the automatic control of discharge opening switch or closed condition on the stirring barrel, do not need manual opening or closing, easy operation, labour saving and time saving.
In addition, the utility model discloses because the curved part 2-71 of this preforming 2-7 with switch board 2-3 lower surface contact produces upward elastic pressure to switch board 2-3, can prevent this switch board 2-3 because by concrete action of gravity and downward extrusion deformation, in order to realize preventing that the arc convex surface 2-31 of this switch board 2-3 and the arc mouth 2-61 of closing plate 2-6 from producing the clearance, avoid having the problem of the interior concrete blowdown of stirring barrel when closed state, also improve its pivoted reliability and stability of this switch board 2-3 when the switch or open simultaneously.
In addition, the utility model discloses because the arc convex surface 2-31 of this switch board 2-3 is followed the horizontal rotation of arc mouth 2-61 inner wall of closing plate 2-6, this switch board 2-3 horizontal rotation can avoid the technical problem of putty when unloading.
Further, the spring plates 2-7 are arranged in a plurality and are distributed at intervals along the edge of the arc-shaped opening 2-61. Therefore, when the switch is in a closed state, the arc-shaped convex surface 2-31 of the switch plate 2-3 and the arc-shaped opening 2-61 of the sealing plate 2-6 can meet the requirement of matching sealing at different positions, and the leakage risk is greatly reduced.
Further, the section of the contact matching surface of the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 is a diagonal line C. The section of the contact matching surface of the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 is an oblique line C, so that the oblique surface is in contact sealing, and then the upward pressing force of the elastic pressing sheet 2-7 on the arc-shaped convex surface 2-31 is matched, so that the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 are completely pressed and sealed, and the sealing effect of the switch board 2-3 and the sealing board 2-6 is greatly improved. Meanwhile, the concrete on the arc-shaped convex surfaces 2-31 can automatically fall off due to the vertical inclination, so that the phenomenon that the arc-shaped convex surfaces 2-31 and the arc-shaped openings 2-61 are clamped by the concrete and cannot rotate mutually can be avoided, the switch board 2-3 can normally rotate for a long time when being switched on and off, and the stability and the reliability of the working performance are improved.
Furthermore, two ends of the arc convex surface 2-31 are respectively provided with two soft brushes 2-8. When the arc-shaped convex surface 2-31 is positively or reversely rotated, the two soft brushes 2-8 can brush off and clean the concrete attached to the surface of the arc-shaped opening 2-61, so that the concrete can be completely prevented from clamping the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 to prevent the arc-shaped convex surface and the arc-shaped opening 2-61 from rotating mutually.
Furthermore, the soft brushes 2-8 adopt rubber blocks.
Further, a blanking guide plate 2-9 is fixedly arranged below the sealing plate 2-6. The discharge guide plates 2-9 are guided into the receiving container during the discharge.
The utility model discloses a working characteristics and effect analysis are as follows:
first, the utility model discloses can realize the automatic control of discharge opening switch or closed state on the stirring barrel, and can solve the technical problem of putty when unloading and blowdown when the stirring simultaneously.
Secondly, the utility model can prevent the switch board 2-3 from loosening due to the downward extrusion deformation under the action of the gravity of the concrete because the bent part 2-71 of the spring plate 2-7 contacts with the lower surface of the switch board 2-3 and generates upward elastic pressure on the switch board 2-3, thereby preventing the gap between the arc convex surface 2-31 of the switch board 2-3 and the arc opening 2-61 of the seal board 2-6, avoiding the problem of concrete discharge in the mixing cylinder in the closed state, and simultaneously improving the reliability and stability of the rotation of the switch board 2-3 in the opening or closing state;
thirdly, the cross section of the contact matching surface between the arc convex surface 2-31 and the arc opening 2-61 is oblique line C. The inclined plane is adopted for contact sealing, and then the upward pressing force of the elastic pressing sheet 2-7 on the arc-shaped convex surface 2-31 is matched, so that the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 are completely pressed and sealed, and the sealing effect of the switch plate 2-3 and the sealing plate 2-6 is greatly improved; meanwhile, the concrete on the arc-shaped convex surfaces 2-31 can automatically fall off due to the vertical inclination, so that the phenomenon that the arc-shaped convex surfaces 2-31 and the arc-shaped openings 2-61 are clamped by the concrete and cannot rotate mutually can be avoided, the switch plate 2-3 can normally rotate for a long time when being switched on and off, and the stability and the reliability of the working performance are improved;
fourthly, the two ends of the arc convex surface 2-31 of the utility model are respectively provided with two soft brushes 2-8. When the arc-shaped convex surface 2-31 is positively or reversely rotated, the two soft brushes 2-8 can brush off and clean the concrete attached to the surface of the arc-shaped opening 2-61, so that the concrete can be completely prevented from clamping the arc-shaped convex surface 2-31 and the arc-shaped opening 2-61 to prevent the arc-shaped convex surface and the arc-shaped opening 2-61 from rotating mutually.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. An automatic discharging type concrete mixing drum comprises a mixing drum body (1), wherein a discharging opening (1-1) is formed in the bottom of the mixing drum body (1); the method is characterized in that: the stirring cylinder body (1) is provided with a discharge switch (2) for controlling the opening and closing of the discharge opening (1-1) or the closing state;
the discharging switch (2) comprises an air cylinder (2-1), a first hinged seat (2-2), a switch plate (2-3), a hinged shaft (2-4), a second hinged seat (2-5), a sealing plate (2-6) and an elastic pressing plate (2-7);
the sealing plate (2-6) is horizontally fixed on the outer surface of the bottom of the stirring cylinder body (1), an arc-shaped opening (2-61) is formed in one side of the sealing plate (2-6), and the arc-shaped opening (2-61) is located right below the discharge opening (1-1);
the switch plate (2-3) is horizontally arranged, and one end of the switch plate (2-3) is provided with an arc convex surface (2-31) which is used for being matched and sealed with the arc opening (2-61);
the first hinged seat (2-2) is fixed on the outer side wall of the stirring cylinder body (1), the tail seat (2-11) of the cylinder (2-1) is hinged with the first hinged seat (2-2), and the output end of the cylinder (2-1) is hinged with the other end of the switch plate (2-3);
the second hinged seat (2-5) is fixed on the outer side wall of the stirring cylinder body (1), and the middle part of the switch plate (2-3) is hinged with the second hinged seat (2-5) through the hinged shaft (2-4);
one end of the elastic pressing sheet (2-7) is fixedly connected with the sealing plate (2-6), the other end of the elastic pressing sheet (2-7) is provided with a bent part (2-71), and the bent part (2-71) is contacted with the lower surface of the switch plate (2-3) and generates upward elastic pressure on the switch plate (2-3).
2. An automatic discharge concrete mixing drum as claimed in claim 1, wherein: the plurality of the elastic pressing sheets (2-7) are distributed at intervals along the edge of the arc-shaped opening (2-61).
3. An automatic discharge concrete mixing drum as claimed in claim 1 or 2, wherein: the section of the contact matching surface of the arc convex surface (2-31) and the arc opening (2-61) is oblique line (C).
4. An automatic discharge concrete mixing drum as claimed in claim 1 or 2, wherein: two ends of the arc convex surface (2-31) are respectively provided with two soft brushes (2-8).
5. An automatic discharge concrete mixing drum according to claim 4, wherein: the soft brush (2-8) adopts a rubber block.
6. An automatic discharge concrete mixing drum according to claim 1, characterized in that: and a blanking guide plate (2-9) is fixedly arranged below the sealing plate (2-6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921278681.2U CN211492184U (en) | 2019-08-08 | 2019-08-08 | Automatic formula of unloading concrete mixing section of thick bamboo |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921278681.2U CN211492184U (en) | 2019-08-08 | 2019-08-08 | Automatic formula of unloading concrete mixing section of thick bamboo |
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Publication Number | Publication Date |
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CN211492184U true CN211492184U (en) | 2020-09-15 |
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Application Number | Title | Priority Date | Filing Date |
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CN201921278681.2U Expired - Fee Related CN211492184U (en) | 2019-08-08 | 2019-08-08 | Automatic formula of unloading concrete mixing section of thick bamboo |
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CN (1) | CN211492184U (en) |
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2019
- 2019-08-08 CN CN201921278681.2U patent/CN211492184U/en not_active Expired - Fee Related
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Legal Events
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 |