CN210046831U - Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line - Google Patents

Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line Download PDF

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Publication number
CN210046831U
CN210046831U CN201920666621.1U CN201920666621U CN210046831U CN 210046831 U CN210046831 U CN 210046831U CN 201920666621 U CN201920666621 U CN 201920666621U CN 210046831 U CN210046831 U CN 210046831U
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CN
China
Prior art keywords
cutting
production line
insulation block
row
autoclaved aerated
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Expired - Fee Related
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CN201920666621.1U
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Chinese (zh)
Inventor
孙鲁军
李国忠
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Shandong Institute Of Housing And Urban Rural Development
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Shandong construction development research institute
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Priority to CN201920666621.1U priority Critical patent/CN210046831U/en
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Publication of CN210046831U publication Critical patent/CN210046831U/en
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Abstract

The utility model relates to a many rows of holes evaporate and press air entrainment insulation block production line auxiliary assembly, including pouring device, die cavity forming device and cutting device, die cavity forming device including be located the guide rail of pouring device one side, sliding connection in a plurality of removal moulding boxes on the guide rail are in with place swing mandrel on the removal moulding box, the mandrel placer is connected to the swing mandrel. The utility model forms a strip-shaped die cavity in the aerated concrete block through the reciprocating movement of the swing core die rod, thereby improving the heat insulation effect, and the die rod is in a moving state, thereby avoiding the adhesion with the aerated concrete and being convenient for taking out the swing core die; the longitudinal cutting of the autoclaved aerated concrete blocks is realized through the arranged longitudinal cutting wires, the transverse cutting of the autoclaved aerated concrete blocks is realized through the transverse cutting wires, and the middle arch part of the longitudinal cutting wires is pushed when the transverse cutting wires move downwards for cutting, so that the transverse and longitudinal penetrating cutting is realized.

Description

Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line
Technical Field
The utility model relates to a multi-row hole evaporates presses aerated concrete block production facility field, specifically is a multi-row hole evaporates presses aerated insulation block production line auxiliary assembly.
Background
The aerated concrete is a light porous silicate product prepared by taking siliceous materials (sand, fly ash, siliceous tailings and the like) and calcareous materials (lime, cement) as main raw materials, adding a gas former (aluminum powder) and carrying out the processes of proportioning, stirring, pouring, pre-curing, cutting, autoclaving, curing and the like, and has the characteristics of low production cost, utilization of industrial wastes, mature industrial production technology, large yield and the like, so the aerated concrete is widely applied. However, the autoclaved aerated concrete block has a high heat conductivity coefficient and poor heat insulation, and the outer wall must be protected by heat insulation after use, so that the requirement of the self-heat-insulation performance of the building cannot be met.
At present, in order to improve the heat insulation performance of autoclaved aerated concrete blocks, a mold cavity is usually arranged on the blocks to block a heat bridge. The conventional method for forming the mold cavity is to perform mechanical grooving on the small blocks after curing and forming, for example, as described in patent application No. 201310140614.5, the method needs to process each block on a milling and drilling lathe, which is time-consuming, inefficient, and easy to damage the block, and generates a lot of dust during the processing process, thus causing environmental pollution.
And prior art also exists not enoughly to the cutting of building block body, pours earlier usually during production and forms big building block body, then cuts the little building block body that forms the accord with the requirement to big building block body. When cutting big building block body among the prior art, adopt blade formula cutting machine more, cutting efficiency is lower, and the cutting quality is relatively poor. Although the cutting machine of the cutting wire type is available, the cutting machine can only cut transversely, and if the cutting length exceeds 4 meters, the middle part of the cutting wire is arched upwards due to small stress, so that the cutting machine cannot cut to the bottom.
Disclosure of Invention
The utility model discloses to prior art's is not enough, provides a many rows of holes and evaporates pressure air entrainment insulation block production line auxiliary assembly, has not only improved die cavity shaping efficiency, can realize moreover that cutting efficiency promotes by a wide margin to the horizontal and vertical cutting of big building block body.
The utility model discloses a through following technical scheme realizes, provide a multi-row hole evaporates presses air entrainment insulation block production line auxiliary assembly, including pouring device, die cavity forming device and cutting device, die cavity forming device including be located the guide rail of pouring device one side, slip in a plurality of removal mould casees on the guide rail are in with place remove the swing mandrel on the mould case, the mandrel placer is connected to the swing mandrel.
When the scheme is used, aerated concrete is poured into the movable mould box through the pouring device, when the movable mould box moves to the position below the core mould placing device, the swing core mould is placed on the movable mould box through the core mould placing device, the mould rod extends into the concrete of the movable mould box, a long strip-shaped mould cavity is formed through the back-and-forth swing of the swing core mould, the swing core mould is taken out after static stop maintenance, the movable mould box is moved to the cutting device, the large building block body is cut through the cutting device, the mould rod and the concrete cannot be adhered due to the swing of the swing core mould, the taking-out efficiency of the swing core mould is improved, and therefore the production efficiency is improved.
As an optimization, the swing core mold comprises a bottom plate buckled at the upper opening of the movable mold box and a sliding plate connected to the bottom plate in a sliding manner along the horizontal direction, a plurality of mold rods extending downwards into the movable mold box along the vertical direction are fixedly arranged on the sliding plate, a driving motor is fixedly arranged on the bottom plate, a swing arm is fixedly connected to an output shaft of the driving motor, and the swing arm is hinged to a connecting rod which is hinged to the sliding plate. Before the aerated concrete is solidified, the sliding plate is driven to reciprocate through the driving motor, so that the mold rod is driven to reciprocate along the horizontal direction, a strip-shaped mold cavity is formed in the aerated concrete, and meanwhile, the movable mold box moves to a next station along the guide rail, so that the production efficiency is improved, a space is provided for the next movable mold box, the swinging core mold can be conveniently placed on the next movable mold box, and the production continuity is improved.
Preferably, the edge of the bottom plate is fixedly connected with a guide plate which extends downwards. This optimization scheme leads through the deflector through setting up the deflector in the bottom plate whereabouts in-process, makes the bottom plate whereabouts target in place under the effect of deflector, conveniently improves the accuracy of each die rod position, has reduced the degree of difficulty of placing the swing mandrel.
Preferably, the cross section of the sliding plate at least comprises an I-shaped cross section, a horizontal sliding groove matched with the I-shaped lower flange plate is formed in the bottom plate, and a limiting table located above the lower flange plate is arranged at the top of the horizontal sliding groove. The setting of this optimization scheme makes the slide remove along the horizontal direction, avoids taking place the slope and leads to the die cavity inhomogeneous.
Preferably, the guide rail is arranged in a U shape, and the core mold placing device is positioned above the two straight sections of the guide rail. According to the scheme, the guide rail is set to be in a U shape, one straight section of the U shape is an inlet end, the other straight section of the U shape is an outlet end, when the movable mold box passes through the outlet end, the swing core mold on the mold box can be upwards taken out through the core mold placing device, the taken swing core mold is conveyed to the inlet end for later use of the movable mold box, the utilization rate of the swing core mold is improved, after the swing core mold is placed into the inlet end of the movable mold box, the static maintenance is completed in the process of moving to the outlet end, and the production efficiency is further improved.
Preferably, the core mold placing device comprises a cross frame fixedly arranged and extending above the guide rail and a lifting device connected to the cross frame in a sliding manner. The core mold placing device of the optimized scheme is simple in structure, the swing core mold is lifted through the lifting device, and the swing core mold is moved to the inlet end from the output end through the transverse movement of the lifting device, so that the production efficiency is greatly improved, and the core mold placing device is favorable for recycling of the swing core mold.
As an optimization, the cutting device comprises a frame with a cross beam and a telescopic device I fixedly connected to the cross beam, the extending end of the telescopic device I faces downwards and is fixedly connected with a moving frame, and a longitudinal cutting wire, a transverse cutting wire positioned above the longitudinal cutting wire and a telescopic device II driving the transverse cutting wire to move vertically are arranged on the moving frame. This optimization scheme provides the installation support through the frame and the crossbeam that set up, when cutting the building block, move down through I drive moving frame of telescoping device earlier, thereby make vertical cutting wire carry out vertical cutting to the building block, when vertical cutting wire runs through the cutting with the both ends of building block, carry out horizontal cutting through II drive horizontal cutting wires of telescoping device to the building block, at the in-process that horizontal cutting wire moved down, horizontal cutting wire promotes vertical cutting wire middle part downwards, realize horizontal and fore-and-aft complete running through the cutting.
As an optimization, the movable frame is provided with a cutting auxiliary device and a cutting driving device which are respectively connected with two ends of the longitudinal cutting wire, the cutting auxiliary device comprises a sleeve which is fixedly connected with the movable frame and extends along the transverse direction and a spring which is positioned in the sleeve, one end of the spring is fixedly connected with the sleeve, the other end of the spring is connected with the longitudinal cutting wire, the sleeve is further provided with a limiting table which limits the extension of the spring, and the spring is not in contact with the limiting table in a natural state. This optimization scheme passes through cutting drive arrangement and drives vertical cutting silk reciprocating motion to carry out the tensioning to vertical cutting silk through the spring, improve cutting efficiency, prevent through setting up spacing platform that the spring from stretching out the sleeve and take place the bending.
Preferably, the telescopic device II comprises two electric push rods arranged in the vertical direction, the extending ends of the electric push rods face downwards and are fixedly connected with the transverse cutting wires respectively, the extending ends of the electric push rods are fixedly connected with mounting blocks, horizontal through holes are formed in the mounting blocks, tensioning bolts are connected in the through holes through threads and are connected with the transverse cutting wires. This optimization scheme is as the telescoping device that the horizontal cutting silk of drive reciprocated with electric putter, convenient control can realize continuous movement moreover, changes the transverse position of tensioning bolt through twisting the tensioning bolt to the realization is to the tensioning of horizontal cutting silk, simple structure, convenient operation moreover.
Preferably, the pouring device comprises a concrete mixer and a feeding pipe extending from a discharge port of the concrete mixer to the upper part of the movable mould box. This optimization scheme is when using, pours into the removal mould case with the aerated concrete that concrete mixer stirred into through the inlet pipe in, simple structure, and convenient to use has shortened the transport distance of concrete.
The utility model has the advantages that: the long strip-shaped die cavity is formed in the aerated concrete block body through the reciprocating movement of the swing core die rod, so that the heat insulation effect is improved, and the die rod is in a moving state, so that the adhesion with the aerated concrete is avoided, and the swing core die is convenient to take out; the swing core mold on the output end moving mold box is taken out through the core mold placing device and is sent to the inlet end, so that the mold box newly moved to the inlet end can be conveniently used, and the utilization rate and the production efficiency of the swing core mold are improved; the longitudinal cutting of the autoclaved aerated concrete blocks is realized through the arranged longitudinal cutting wires, the transverse cutting of the autoclaved aerated concrete blocks is realized through the transverse cutting wires, and if the middle parts of the longitudinal cutting wires are arched upwards but not cut to the bottom, the transverse cutting wires push the arched parts in the middle parts of the longitudinal cutting wires when moving downwards for cutting, so that the transverse and longitudinal penetrating cutting is realized.
Drawings
FIG. 1 is a schematic view of the structure and arrangement of the present invention;
FIG. 2 is a schematic sectional view of B-B in FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a view taken from the direction A of FIG. 2;
FIG. 5 is a schematic structural view of the cutting device of the present invention;
FIG. 6 is a view taken along line B of FIG. 5;
shown in the figure:
1. hoisting accessory, 2, bottom plate, 3, slide, 4, connecting rod, 5, driving motor, 6, swing arm, 7, deflector, 8, die rod, 9, movable mould box, 10, guide rail, 11, motor, 12, wheel, 13, entry end, 14, crossbearer, 15, output end, 16, pouring device, 17, cutting device, 171, crossbeam, 172, telescoping device I, 173, movable frame, 174, spring, 175, mounting block, 176, telescoping device II, 177, T-shaped block, 178, swing cylinder, 179, swing arm, 1710, longitudinal cutting wire, 1711, sleeve, 1712, transverse cutting wire, 1713, tensioning bolt, 1714, tensioning spring, 1715, frame.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1, the auxiliary equipment for the multi-row-hole autoclaved aerated insulation block production line comprises a pouring device 16, a die cavity forming device and a cutting device 17, wherein the die cavity forming device comprises a guide rail positioned on one side of the pouring device, a plurality of movable die boxes connected on the guide rail in a sliding manner, and a swing core die placed on the movable die boxes, and the swing core die is connected with a core die placing device. The guide rail 10 is arranged in a U shape, the end parts of two straight sections of the U shape are respectively an inlet end 13 and an outlet end 15, the core mold placing device is positioned above the two straight sections of the guide rail, the pouring device is positioned outside the inlet end, the cutting device stretches across the front of the outlet end, the movable mold box firstly passes through the outlet end and then moves to the lower part of the cutting device. The movable mould box comprises a box body and wheels arranged at the bottom of the box body, and a motor 11 connected with the wheels, and the wheels 12 of the movable mould box comprise a support body supported on the upper surface of the guide rail and a wheel rim positioned on the inner side of the guide rail.
The core mold placing device comprises a cross frame 14 fixedly arranged and extending above the guide rail and a lifting device 1 connected to the cross frame in a sliding mode, the lifting device is a travelling crane, the swinging core mold is lifted and moved through the travelling crane, and the core mold placing device is simple in structure and convenient to control.
The swing core mould comprises a bottom plate 2 buckled on the upper opening of the movable mould box and a sliding plate 3 sliding on the bottom plate along the horizontal direction, the moving direction of the sliding plate can be consistent with the moving direction of the movable mould box or perpendicular to the moving direction of the movable mould box, and an operator can select and arrange the swing core mould according to the requirement of a mould cavity. A plurality of die rods 8 extending downwards along the vertical direction into the movable die box are fixedly arranged on the sliding plate 3, and long holes for the reciprocating movement of the die rods are formed in the bottom plate. The cross section of the sliding plate 3 at least comprises an I-shaped cross section, a horizontal sliding groove matched with the I-shaped lower flange plate is formed in the bottom plate, and a limiting table located above the lower flange plate is arranged at the top of the horizontal sliding groove.
The bottom plate 2 is fixedly provided with a driving motor 5, an output shaft of the driving motor 5 is sleeved and fixedly connected with a swing arm 6, the swing arm 6 is hinged with a connecting rod 4, and the connecting rod 4 is hinged with the sliding plate 3. The bottom plate edge rigid coupling has the deflector 7 that the downward sloping extends, and the lower limb of deflector extends to the outside, leads through the deflector at the bottom plate whereabouts in-process, makes the bottom plate fall to target in place under the effect of deflector, conveniently improves the accuracy of each die-pin position. In order to facilitate the lifting of the swing core mold, a lifting frame is fixedly connected to the bottom plate, and the lifting end of the travelling crane is connected with the lifting frame.
Cutting device 17 including have crossbeam 171 the frame 1715 and rigid coupling in telescoping device I172 on the crossbeam 171, the frame is the gate-type structure, and span in the guide rail top, the crossbeam level sets up, and telescoping device I is located the crossbeam intermediate position, and the end that stretches out of telescoping device I172 is down and has movable frame 173 at the lower extreme rigid coupling of telescoping device I. The movable frame 173 is provided with a longitudinal cutting wire 1710, a transverse cutting wire 1712 positioned above the longitudinal cutting wire 1710 and a telescopic device II 176 driving the transverse cutting wire to move vertically, and the transverse cutting wire 1712 and the longitudinal cutting wire 1710 are vertical to each other and are arranged along the horizontal direction so as to meet the requirements of cutting shapes of most building blocks.
The moving frame 173 is provided with a cutting auxiliary device and a cutting driving device which are connected to both ends of the longitudinal cutting wire, respectively.
Cutting auxiliary device includes with the moving frame rigid coupling and along the sleeve 1711 of horizontal extension and be located the spring 174 of sleeve 1711, the one end and the sleeve rigid coupling of spring 174, the other end is connected with vertical cutting silk 1710, still is equipped with the spacing platform that the restriction spring stretches out on the sleeve, and under natural state, the spring is contactless with spacing platform.
The cutting driving device comprises a swing cylinder 178 fixedly arranged on the movable frame, and a swing arm 179 connected with a longitudinal cutting wire 1710 is fixedly sleeved on an output shaft of the swing cylinder 178.
The second expansion device 176 of the embodiment comprises two electric push rods arranged in the vertical direction, and the extending ends of the electric push rods face downwards and are fixedly connected with the transverse cutting wires respectively. In order to facilitate tensioning, in the embodiment, a mounting block 175 is fixedly connected to an extending end of the electric push rod, a horizontal through hole is formed in the mounting block 175, a tensioning bolt 1713 is connected to the through hole through threads, and the tensioning bolt 1713 is connected to a transverse cutting wire 1712. T-shaped blocks 177 are fixedly connected to the upper portion of the electric push rod, the two T-shaped blocks 177 are connected through a tension spring 1714, and a sliding groove matched with the T-shaped blocks is formed in the movable frame.
In order to facilitate the connection of the transverse cutting wire and the tensioning bolt, a wire passing hole is formed in the tensioning bolt, and a blocking part larger than the wire passing hole is arranged at one end of the transverse cutting wire, which penetrates out of the wire passing hole.
Telescoping device I can be the great electric putter of power, also can be hydraulic cylinder, and this embodiment adopts hydraulic cylinder as telescoping device I to guarantee sufficient decurrent pressure, thereby improved the efficiency of cutting.
The pouring apparatus 16 includes a concrete mixer and a feed pipe extending from the discharge of the concrete mixer to above the moving mold box.
During production, aerated concrete in a concrete mixer is poured into a movable mould box through a feeding pipe, the movable mould box moves downwards to the lower part of a travelling crane under the action of a self-provided motor, the travelling crane hangs a swing core mould onto the movable mould box, a bottom plate is supported at the upper opening of the mould box, a mould rod is inserted into the concrete, then the movable mould box is separated from the travelling crane and moves along a guide rail, a driving motor drives a sliding plate and the mould rod to reciprocate in the process that the movable mould box moves along the guide rail, a long strip-shaped mould cavity is formed in the concrete, and the mould rod is in a moving state, so that the mould rod and the concrete cannot be adhered; when the movable mold box moves to the output end, the swing core mold on the mold box is lifted upwards by the travelling crane and is taken out, and the swing core mold is conveyed to the inlet end for subsequent use of the movable mold box. When the movable box body with the swing core mold taken out continuously moves to a cutting station along a rail, the movable die box is opened, a large block body is cut by using a cutting device, the autoclaved aerated concrete block is positioned below a longitudinal cutting wire during cutting, the movable frame is pushed downwards by a telescopic device I to move downwards, the swing cylinder drives the longitudinal cutting wire to move back and forth to longitudinally cut the block during the downwards moving process of the movable frame, when two ends of the longitudinal cutting wire downwards penetrate through the block, the telescopic device drives the transverse cutting wire to move downwards, the block is transversely cut by the transverse cutting wire, and meanwhile, an upwards arched part of the longitudinal cutting wire is pressed downwards, so that transverse and longitudinal complete penetrating cutting is realized.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a many rows of holes evaporate presses air entrainment insulation block production line auxiliary assembly which characterized in that: the device comprises a pouring device, a die cavity forming device and a cutting device, wherein the die cavity forming device comprises a guide rail positioned on one side of the pouring device, a plurality of movable die boxes connected on the guide rail in a sliding mode and a swing core die placed on the movable die boxes, and the swing core die is connected with a core die placing device.
2. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 1, which is characterized in that: swing mandrel including the lock joint in bottom plate (2) of removing the mould case suitable for reading and along the horizontal direction sliding connection in slide (3) on the bottom plate, a plurality of mould poles (8) that extend downwards in the removal mould case along vertical direction have set firmly on slide (3), driving motor (5) have set firmly on bottom plate (2), the rigid coupling has swing arm (6) on the output shaft of driving motor (5), swing arm (6) articulated connecting rod (4), connecting rod (4) are articulated with slide (3).
3. The auxiliary equipment for the multi-row-hole autoclaved aerated insulation block production line according to claim 2, which is characterized in that: the edge of the bottom plate is fixedly connected with a guide plate (7) which extends downwards.
4. The auxiliary equipment for the multi-row-hole autoclaved aerated insulation block production line according to claim 2, which is characterized in that: the cross section of the sliding plate (3) at least comprises an I-shaped cross section, a horizontal sliding groove matched with the I-shaped lower flange plate is formed in the bottom plate, and a limiting table located above the lower flange plate is arranged at the top of the horizontal sliding groove.
5. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 1, which is characterized in that: the guide rail (10) is arranged in a U shape, and the core mold placing device is positioned above the two straight sections of the guide rail.
6. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 1, which is characterized in that: the core mold placing device comprises a cross frame (14) which is fixedly arranged and extends above the guide rail and a lifting device (1) which is connected to the cross frame in a sliding mode.
7. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 1, which is characterized in that: cutting device including frame (1715) and the rigid coupling that has crossbeam (171) in telescoping device I (172) on crossbeam (171), the end that stretches out of telescoping device I (172) down and the rigid coupling have moving frame (173), move and install vertical cutting wire (1710) on the frame (173), be located horizontal cutting wire (1712) of vertical cutting wire (1710) top and drive horizontal cutting wire along vertical removal's telescoping device II (176).
8. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 7, which is characterized in that: install cutting auxiliary device, the cutting drive arrangement who is connected with the both ends of vertical cutting wire respectively on moving frame (173), cutting auxiliary device includes and follows sleeve (1711) of horizontal extension and spring (174) that are located sleeve (1711) with the moving frame rigid coupling, the one end and the sleeve rigid coupling of spring (174), the other end is connected with vertical cutting wire (1710), still is equipped with the spacing platform that restriction spring stretches out on the sleeve.
9. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 7, which is characterized in that: telescoping device II (176) includes two electric putter along vertical direction setting, electric putter's the end that stretches out down and respectively with horizontal cutting silk rigid coupling, electric putter's the end rigid coupling that stretches out has installation piece (175), horizontal through-hole has been seted up in installation piece (175), there is tensioning bolt (1713) through threaded connection in the through-hole, tensioning bolt (1713) are connected with horizontal cutting silk (1712).
10. The auxiliary equipment for the production line of the multi-row-hole autoclaved aerated insulation block according to claim 1, which is characterized in that: the pouring device (16) comprises a concrete mixer and a feeding pipe extending from a discharge port of the concrete mixer to the upper part of the movable mould box.
CN201920666621.1U 2019-05-10 2019-05-10 Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line Expired - Fee Related CN210046831U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920666621.1U CN210046831U (en) 2019-05-10 2019-05-10 Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920666621.1U CN210046831U (en) 2019-05-10 2019-05-10 Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line

Publications (1)

Publication Number Publication Date
CN210046831U true CN210046831U (en) 2020-02-11

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ID=69395126

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920666621.1U Expired - Fee Related CN210046831U (en) 2019-05-10 2019-05-10 Auxiliary equipment for multi-row-hole autoclaved aerated insulation block production line

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CN (1) CN210046831U (en)

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GR01 Patent grant
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CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 128 Wolong Road, Jinan City, Shandong Province

Patentee after: Shandong Institute of housing and urban rural development

Address before: No.17, sanlizhuang, Jingliu Road, Jinan City, Shandong Province

Patentee before: SHANDONG CONSTRUCTION DEVELOPMENT Research Institute

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: 20200211