CN212001127U - Supporting template for excavation of sand filter foundation pit - Google Patents
Supporting template for excavation of sand filter foundation pit Download PDFInfo
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- CN212001127U CN212001127U CN201922098938.2U CN201922098938U CN212001127U CN 212001127 U CN212001127 U CN 212001127U CN 201922098938 U CN201922098938 U CN 201922098938U CN 212001127 U CN212001127 U CN 212001127U
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Abstract
The utility model discloses a sand filter foundation ditch excavation is with supporting template, including the inner formword, the exterior sheathing, the reference column, the felting needle, the fixed block, the inserted bar, driven cover, the connecting rod, drive cover and adjusting nut, the inner formword pastes and leans on at sand filter foundation ditch lateral wall, the inner formword, exterior sheathing and reference column lower extreme are equipped with the felting needle, the welding of the exterior sheathing outside has a plurality of rows of fixed blocks, it has the perforation to lie in to have seted up with arranging the fixed block, it has the inserted bar to peg graft in the perforation, the middle part outside cover of inserted bar is equipped with driven cover, driven cover passes through the connecting rod and is articulated with the drive cover, the outside at the reference column is. The utility model utilizes the pouring chamber which is formed between the outer template and the inner template and is convenient for pouring concrete to form a concrete body, and the outer template provides supporting force by the pressure maintaining system during the curing period of the concrete body; after concrete curing is completed, the pressure maintaining system, the outer formwork and the inner formwork can be disassembled, so that convenience and rapidness are realized.
Description
Technical Field
The utility model relates to a civil engineering construction equipment technical field especially relates to a sand filter foundation ditch excavation is with supporting template.
Background
The sand filter is mainly used at the end of industrial sewage treatment, prevents the suspended solid and discharges, and the application is more extensive, and its theory of operation is: and in the idle period of the filter, the quartz sand is in a compacted state under the action of the gravity of the quartz sand. In the initial operation stage, raw water firstly enters the water distribution channel from the water inlet valve, then falls along the water distribution channel, is filtered by quartz sand and then is introduced to the clean water tank by the clean water pipe at the bottom of the filter tank. Along with the extension of the operation time, more and more impurities are intercepted by the quartz sand, the resistance of the filter layer is continuously increased, the water level of the filter tank gradually rises, after the water level of the filter tank rises to a certain height, the filtering effect of the filter tank obviously drops, and at the moment, the filter tank needs to be backwashed. During back washing, a back washing water pump and a back washing water valve at the bottom of the filter tank are opened, back washing water flows upwards in a counter-flow mode, after quartz sand is fully expanded, an air blower is opened, after the air blower works stably, an air inlet valve and a back washing water drain valve are opened, air and water back washing is conducted on the filter material, the air inlet valve and the air blower are closed after a period of time, water back washing is only conducted on the filter material, after washing is finished after a period of time, the washing water pump and the back washing water valve are closed, a raw water inlet valve is opened, surface washing is conducted, after washing is finished after a period of time, the back washing water drain valve is.
In the prior art, a supporting template is required to be arranged after a foundation pit of the sand filter is excavated, a concrete foundation is formed after concrete is poured, the supporting template is detached after the concrete foundation is maintained, and then earthwork is backfilled. The existing supporting template for excavating the foundation pit of the sand filter has the problems of difficult assembly and disassembly and poor supporting stability, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a supporting template is used in sand filter foundation ditch excavation.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a supporting template for sand filter foundation pit excavation, includes inner formword, exterior sheathing, reference column, felting needle, fixed block, inserted bar, driven cover, connecting rod, drive cover and adjusting nut, the inner formword pastes and leans on sand filter foundation pit lateral wall, be formed with the pouring room that is convenient for the pouring concrete to form the concrete body between exterior sheathing and the inner formword, exterior sheathing all are formed by a plurality of plate body unit joint, one side of plate body unit is equipped with the joint arris, and the opposite side is equipped with the joint groove with joint arris complex, each plate body unit and reference column lower extreme are equipped with the felting needle in inner formword, the outer welding of each plate body unit has a plurality of rows of fixed blocks in the exterior sheathing, are located the same row the perforation of axis coincidence has been seted up in the fixed block, the inserted bar has been pegged graft in the perforation, the middle part, the driven sleeve is hinged with the driving sleeve through a connecting rod, the driving sleeve is sleeved on the outer side of the positioning column, and the positioning column is in threaded connection with an adjusting nut above the driving sleeve.
Furthermore, in the supporting template for excavating the sand filter foundation pit, the height of the plate body unit is slightly equal to the excavation depth of the sand filter foundation pit, and the width of the plate body unit is 10-50 cm.
Furthermore, in the supporting template for excavating the sand filter foundation pit, the cross section of the clamping edge is rectangular.
Furthermore, in the supporting template for excavating the sand filter foundation pit, the driven sleeve and the driving sleeve are respectively provided with two lateral rotating holes, and the driving sleeve is positioned between the two lateral rotating holes and is provided with a vertical through hole.
Furthermore, in the supporting template for excavation of the sand filter foundation pit, the connecting rod is an 'opening' -shaped frame body formed by two long rod bodies and two short rod bodies in a surrounding mode, and the short rod bodies penetrate through the lateral rotating holes.
Furthermore, in the supporting template for excavation of the sand filter foundation pit, a pressing plate for preventing inclination is fixed to the lower portion of the positioning column, and a reinforcing rib is arranged between the pressing plate and the positioning column.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model has reasonable structure design, a pouring chamber which is convenient for pouring concrete to form a concrete body is formed between the outer template and the inner template, and during the curing of the concrete body, the outer template provides supporting force by a pressure maintaining system which consists of an inserted bar, a driven sleeve, a connecting rod, a driving sleeve and an adjusting nut; after concrete curing is completed, the pressure maintaining system can be disassembled, so that the outer formwork and the inner formwork can be disassembled, the formwork can be repeatedly utilized, and the whole assembly and disassembly are convenient and fast.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the usage state of the present invention;
fig. 2 is a schematic structural view (overlook) of the outer and inner templates of the present invention;
FIG. 3 is a schematic structural view of a driven sleeve of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-inner template, 2-outer template, 3-positioning column, 4-felting needle, 5-fixing block, 6-inserted rod, 7-driven sleeve, 8-connecting rod, 9-driving sleeve, 10-adjusting nut, 11-pressing plate, 12-reinforcing rib, 101-plate unit, 102-clamping edge and 103-clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to the attached drawings 1-3, the embodiment is a supporting template for excavation of a foundation pit of a sand filter, and the supporting template comprises an inner template 1, an outer template 2, a positioning column 3, a puncture needle 4, a fixing block 5, an inserted rod 6, a driven sleeve 7, a connecting rod 8, a driving sleeve 9 and an adjusting nut 10, wherein the inner template 1 is attached to the side wall of the foundation pit of the sand filter, and a pouring chamber convenient for pouring concrete to form a concrete body is formed between the outer template 2 and the inner template 1. The inner formwork 1 and the outer formwork 2 are formed by clamping a plurality of plate body units 101, a clamping ridge 102 is arranged on one side of each plate body unit 101, and a clamping groove 103 matched with the clamping ridge 102 is arranged on the other side of each plate body unit 101. The height of the plate body unit 101 is slightly equal to the excavation depth of the sand filter foundation pit, and the width of the plate body unit 101 is 10-50 cm. The clamping edge 102 is rectangular in cross-section.
The lower ends of the plate body units 101 and the positioning columns 3 in the inner template 1 and the outer template 2 are provided with felting needles 4. The outer side of each plate body unit 101 in the outer template 2 is welded with a plurality of rows of fixing blocks 5, the fixing blocks 5 in the same row are provided with through holes with coincident axes, and the through holes are inserted with insertion rods 6. The outer side of the middle of the inserting rod 6 is sleeved with a driven sleeve 7, the driven sleeve 7 is hinged with a driving sleeve 9 through a connecting rod 8, the driving sleeve 9 is sleeved on the outer side of the positioning column 3, and an adjusting nut 10 is screwed on the positioning column 3 above the driving sleeve 9. The sand filter foundation ditch is total four lateral walls, two relative lateral walls, and 5 horizontal positions of its fixed block align, and 5 horizontal positions of two fixed blocks of different sides stagger each other, can utilize same root reference column 3 to provide the pressurize like this.
The lower part of the positioning column 3 is fixed with a pressure plate 11 for preventing inclination, and a reinforcing rib 12 is arranged between the pressure plate 11 and the positioning column 3.
One specific application of this embodiment is: the structure of the embodiment is reasonable in design, a pouring chamber convenient for pouring concrete to form a concrete body is formed between the outer template 2 and the inner template 1, and during the curing of the concrete body, the outer template 2 provides supporting force by a pressure maintaining system consisting of the inserted rod 6, the driven sleeve 7, the connecting rod 8, the driving sleeve 9 and the adjusting nut 10; after concrete curing is completed, the pressure maintaining system can be disassembled, so that the outer formwork and the inner formwork can be disassembled, the formwork can be repeatedly utilized, and the whole assembly and disassembly are convenient and fast. In order to facilitate the removal of the inner template 1 and the outer template 2, oil can be coated on the outer sides of the inner template and the outer template to form a lubricating film and reduce the separation resistance.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a sand filter foundation ditch excavation is with supporting template which characterized in that: the sand filter foundation pit pouring device comprises an inner template, an outer template, a positioning column, a puncture needle, a fixing block, an insertion rod, a driven sleeve, a connecting rod, a driving sleeve and an adjusting nut, wherein the inner template is attached to the side wall of a foundation pit of a sand filter, and a pouring chamber convenient for pouring concrete to form a concrete body is formed between the outer template and the inner template;
the inner template and the outer template are formed by clamping a plurality of plate body units, one side of each plate body unit is provided with a clamping edge, and the other side of each plate body unit is provided with a clamping groove matched with the clamping edge; each plate body unit and reference column lower extreme are equipped with the felting needle in interior template, the exterior template, the outside welding of each plate body unit has a plurality of rows of fixed blocks in the exterior template, is located with arranging set up the perforation of axis coincidence in the fixed block, it has the inserted bar to peg graft in the perforation, the middle part outside cover of inserted bar is equipped with the slave sleeve, the slave sleeve passes through the connecting rod and is articulated with the drive cover, the outside at the reference column is established to the drive ways, the top spiro union that the reference column is located the drive cover has adjusting nut.
2. The supporting template for excavation of the sand filter foundation pit according to claim 1, characterized in that: the height of the plate body unit is slightly equal to the excavation depth of the sand filter foundation pit, and the width of the plate body unit is 10-50 cm.
3. The supporting template for excavation of the sand filter foundation pit according to claim 1, characterized in that: the cross section of the clamping edge is rectangular.
4. The supporting template for excavation of the sand filter foundation pit according to claim 1, characterized in that: the driven sleeve and the driving sleeve are respectively provided with two lateral rotating holes, and the driving sleeve is positioned between the two lateral rotating holes and is provided with a vertical through hole.
5. The supporting template for excavation of the sand filter foundation pit according to claim 4, wherein: the connecting rod is a mouth-shaped frame body formed by enclosing two long rod bodies and two short rod bodies, and the short rod bodies penetrate through the lateral rotating holes.
6. The supporting template for excavation of the sand filter foundation pit according to claim 1, characterized in that: the lower part of the positioning column is fixed with a pressure plate for preventing inclination, and a reinforcing rib is arranged between the pressure plate and the positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922098938.2U CN212001127U (en) | 2019-11-29 | 2019-11-29 | Supporting template for excavation of sand filter foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922098938.2U CN212001127U (en) | 2019-11-29 | 2019-11-29 | Supporting template for excavation of sand filter foundation pit |
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| CN212001127U true CN212001127U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922098938.2U Active CN212001127U (en) | 2019-11-29 | 2019-11-29 | Supporting template for excavation of sand filter foundation pit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482399A (en) * | 2020-12-13 | 2021-03-12 | 曾瑞云 | Collapse-preventing supporting structure for deep foundation pit |
| CN113334838A (en) * | 2021-06-01 | 2021-09-03 | 浙江庄辰建筑科技有限公司 | Novel combined mold quick detach device convenient to use |
| CN113503021A (en) * | 2021-07-07 | 2021-10-15 | 中建八局南方建设有限公司 | Construction method of drilling bolt fastener type formwork support system |
| CN114873721A (en) * | 2022-05-26 | 2022-08-09 | 苏州振禹环保科技有限公司 | Construction method of denitrification deep bed filter tank with back-flushing air inlet pipe mounted at bottom |
-
2019
- 2019-11-29 CN CN201922098938.2U patent/CN212001127U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482399A (en) * | 2020-12-13 | 2021-03-12 | 曾瑞云 | Collapse-preventing supporting structure for deep foundation pit |
| CN113334838A (en) * | 2021-06-01 | 2021-09-03 | 浙江庄辰建筑科技有限公司 | Novel combined mold quick detach device convenient to use |
| CN113334838B (en) * | 2021-06-01 | 2023-02-21 | 浙江庄辰建筑科技有限公司 | Novel combined mold quick detach device convenient to use |
| CN113503021A (en) * | 2021-07-07 | 2021-10-15 | 中建八局南方建设有限公司 | Construction method of drilling bolt fastener type formwork support system |
| CN114873721A (en) * | 2022-05-26 | 2022-08-09 | 苏州振禹环保科技有限公司 | Construction method of denitrification deep bed filter tank with back-flushing air inlet pipe mounted at bottom |
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