CN208651825U - A kind of pipeline anti-sedimentation apparatus - Google Patents

A kind of pipeline anti-sedimentation apparatus Download PDF

Info

Publication number
CN208651825U
CN208651825U CN201821164265.5U CN201821164265U CN208651825U CN 208651825 U CN208651825 U CN 208651825U CN 201821164265 U CN201821164265 U CN 201821164265U CN 208651825 U CN208651825 U CN 208651825U
Authority
CN
China
Prior art keywords
pipeline
pipe sleeve
support rod
supporting block
protective case
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821164265.5U
Other languages
Chinese (zh)
Inventor
田来
李彦彰
冉鹏
王强
范友泉
王松
刘龙
杜海瑛
高欣
王立明
陈佳杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Jianggong City Construction Development Co., Ltd.
Original Assignee
Tianjin Erjian Water & Electrical Installation Engineering Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin Erjian Water & Electrical Installation Engineering Ltd filed Critical Tianjin Erjian Water & Electrical Installation Engineering Ltd
Priority to CN201821164265.5U priority Critical patent/CN208651825U/en
Application granted granted Critical
Publication of CN208651825U publication Critical patent/CN208651825U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Sewage (AREA)

Abstract

The utility model discloses a kind of pipeline anti-sedimentation apparatus, belong to pipe installation technology field, solves ineffective technical problem when staff's pipe laying in the prior art, its key points of the technical solution are that including the groove dug on the ground, pipeline is provided in the groove, supporting block is equipped in the lower section of pipeline, lower support element is equipped between supporting block and pipeline, lower support element includes support rod, support rod one end is connect with pipeline, the other end is connect with supporting block, protective case is externally provided in pipeline, protective case includes the upper pipe sleeve of arc and the lower pipe sleeve of arc, fixing piece is equipped on upper pipe sleeve and down tube set, upper supporting piece is connected on upper tube set, achieve the effect that working efficiency when improving staff's pipe laying.

Description

A kind of pipeline anti-sedimentation apparatus
Technical field
The utility model relates to a kind of pipe installation technology field, in particular to a kind of pipeline anti-sedimentation apparatus.
Background technique
Pipeline is also referred to as pipeline, the route being made of pipeline.Under normal conditions, it will be managed made of metal or other materials Son is installed by certain design, is used to convey or exclude fluid in industrial or building.Pipe at current buried family out In road use process, it some times happens that the case where collapsing above pipeline, can make pipeline crack occur, thus the case where leaking, Very big influence is generated on people's production and life.
Existing to can refer to the Chinese patent that notification number is CN205716027U, it discloses a kind of buried family pipeline out is anti- Sedimenting system, including upper fixing element, sunpender and fixing piece, bottom support, the fixed ground with above pipeline of upper fixing element In, upper fixing element is fixedly connected with the upper end of sunpender, and the lower end of sunpender is fixedly connected with pipeline fixer, pipeline fixer socket In on pipeline, bottom support is one or more, and the lower section of pipeline is arranged in, is used to support the pipeline.It is fixed in setting Part can make pipeline be not to be broken, bottom when collapsing below pipeline by the draw of upper fixing element It, can be by the support of brick buttress so that pipeline is not to be broken when supporting element collapses above pipeline.
But staff needs first to build buttress on the ground, increases the work of staff in pipe laying Amount, reduces working efficiency when staff's pipe laying.
Utility model content
In view of the deficienciess of the prior art, reaching the purpose of the utility model is to provide a kind of pipeline anti-sedimentation apparatus The effect of working efficiency when raising staff's pipe laying.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of pipeline anti-sedimentation apparatus is provided with pipeline in the groove, in pipeline including the groove dug on the ground Lower section be equipped with supporting block, between supporting block and pipeline be equipped with lower support element, lower support element includes support rod, support rod one end It is connect with pipeline, the other end is connect with supporting block, is externally provided with protective case in pipeline, protective case includes the upper pipe sleeve and arc of arc Lower pipe sleeve, upper pipe sleeve and down tube set on be equipped with fixing piece, upper tube set on be connected with upper supporting piece.
Through the above technical solutions, having dug groove on the ground, supporting block is put into groove, is connected in supporting block Support rod, then lower pipe sleeve is placed on support rod, then pipeline is placed in lower pipe sleeve, then upper tube is mounted on down tube and is put on, Then upper pipe sleeve and lower pipe sleeve to be fixed by fixing piece, realizes protection to pipeline, supporting block and support rod are used cooperatively, Keep staff more convenient when pipe laying, improves working efficiency when installation, the setting of protective case is to pipeline It plays a certain protective role, when top collapses, collapses object elder generation and tube contacts, pipeline will not be caused to damage, improve The service life of pipeline.
Preferably, the fixing piece includes fixed plate and fixing bolt, it is all provided in the opposite side of upper pipe sleeve and lower pipe sleeve It is equipped with fixed plate, fixing bolt passes through fixation of the realization to protective case after fixed plate.
Through the above technical solutions, upper tube is mounted on after down tube puts on, pipe sleeve and down tube is made to cover upper fixed plate pair Just, then fixing bolt is passed through and is connected with nut after two fixed plates, work is given in being used cooperatively for fixing bolt and fixed plate It is convenient that personnel's installation protective case provides, and improves working efficiency when installation indirectly.
Preferably, the upper supporting piece includes the support plate being arranged in above groove, it is fixedly connected below support plate There is vertical connecting plate, be fixedly connected with horizontal connecting rod on the protective sleeve, connecting rod is connect with connecting plate.
Through the above technical solutions, the two sides of protective case horizontal direction, connecting rod one end and connecting plate is arranged in connecting plate Connection, the other end connect with protective case, and support plate and connecting plate, connecting rod are used cooperatively, and certain branch is played to support plate Support effect, can reduce the generation of top collapse phenomenon, while when lower section partial collapse, the cooperation of connecting plate and connecting rod makes With, to pipeline have upward pulling force, pipeline can be reduced and bent downward with collapsing, the service life of pipeline is improved.
Preferably, the connecting hole of waist type is offered on the connecting plate, the extending direction of connecting hole and the length of connecting plate Direction is consistent, and the length of connecting hole is less than the length of connecting plate, and the threaded one end that connecting rod passes through connecting hole is connected with nut.
Through the above technical solutions, connecting rod is secured with nuts after passing through connecting hole, and when being collapsed below pipeline, support Block can also sink therewith, and pipeline and protective case can also move down under the effect of gravity at this time, to drive connection Bar moves in connecting hole, but since the length of connecting hole is less than the length of connecting plate, when connecting rod is moved to connecting hole most When lower end, it will stop movement, under connecting plate and support plate have upward pulling force, pipeline that will not continue to protective case at this time It falls into, improves the flexibility used.
Preferably, the support rod is rectangular-shaped hollow structure, support rod lower end is fixedly connected with supporting block, is supporting Rectangular-shaped extension bar is equipped with inside bar, extension bar upper end is fixedly connected with lower pipe sleeve, and the other end moves inside support rod, Connector is equipped between support rod and extension bar.
Through the above technical solutions, extension bar is located inside support rod, and when extension bar is fixedly connected with lower pipe sleeve, instantly When side does not collapse, extension bar and support rod are abutted with lower pipe sleeve, while being played a supportive role to lower pipe sleeve, are gone out below pipeline When now collapsing, support rod is moved down with supporting block, and extension bar moves in support rod at this time, between extension bar and support rod Connector be stuck in extension bar in support rod, extension bar still connect with lower pipe sleeve and plays a supportive role to lower pipe sleeve at this time, It can prevent lower pipe sleeve from sinking, reduce the damage to pipeline, improve the service life of pipeline.
Preferably, the connector includes the link block connected on the outer wall of extension bar, link block, which is symmetricly set on, to be added On stock outer wall, the link slot being used cooperatively with link block is equipped on support rod.
Through the above technical solutions, when the link block on extension bar snaps on support rod in link slot, support rod is to adding Stock plays a supportive role, and plays fixed function to pipeline indirectly, limited to prevent crack occur due to pipeline unbalance stress, improves The service life of pipeline.
Preferably, offering horizontal placing groove on the extension bar outer wall, horizontal bullet is provided with inside placing groove Spring, spring one end are fixedly connected with link block, and the other end is fixedly connected with placing groove inner wall.
Through the above technical solutions, the link block on extension bar is compressed in placing groove, between link block and placing groove Spring also compressed, when encountering link slot, spring restore be drivingly connected block enter in link slot, link block has portion at this time Quartile makes support rod play a supportive role extension bar in placing groove, and then plays a supporting role to lower pipe sleeve, can effectively prevent Pipeline sink, and improves the service life of pipeline.
Preferably, the supporting block and lower support element oppositely arranged have multiple groups along the length of pipeline.
Through the above technical solutions, when there is part to sink, will not influence when supporting block and lower support element are provided with multiple groups The use of remaining supporting block, while also making protective case uniform force, reduce the influence to pipeline, improves the practical of device Property.
In conclusion the utility model has the following beneficial effects:
1, upper supporting piece and lower support element are used cooperatively, and certain supporting role is played to pipeline, give staff's peace It is convenient that tubulature road provides;
2, the setting of protective case, plays a certain protective role pipeline, can prevent top bullet when collapsing directly and pipeline Contact, improves the service life of pipeline.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the confined explosion's schematic diagram hidden after groove and support plate;
Fig. 3 is the partial enlarged view in Fig. 3 at A;
Fig. 4 is the cross section view that the utility model aims to show that link slot in support rod;
Fig. 5 is the partial schematic diagram of the utility model.
In figure, 1, groove;2, pipeline;3, supporting block;4, lower support element;41, support rod;411, link slot;42, it lengthens Bar;421, placing groove;5, protective case;51, upper pipe sleeve;52, lower pipe sleeve;6, fixing piece;61, fixed plate;62, fixing bolt;7, Connector;71, link block;72, spring;8, upper supporting piece;81, support plate;82, connecting plate;821, connecting hole;83, connecting rod.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry The direction at center.
A kind of pipeline anti-sedimentation apparatus, as shown in Figure 1, include dig on the ground groove 1, pipeline 2, supporting block 3, under Supporting element 4, protective case 5 and upper supporting piece 8, pipeline 2 are arranged in groove 1, and the lower section of pipeline 2 and and ditch is arranged in supporting block 3 1 bottom of slot abuts, and between supporting block 3 and pipeline 2, protective case 5 is arranged on pipeline 2 lower support element 4, and upper supporting piece 8 In the top of pipeline 2.The good digging of groove 1 is compacted well and then by 1 bottom of groove, then supporting block 3 is placed on 1 bottom of groove, it will Lower support element 4 is connect with supporting block 3, and protective case 5 is placed on lower support element 4, and pipeline 2 is placed in protective case 5, then by upper branch Support member 8 is connect with protective case 5, and it is convenient that the setting of supporting block 3 is provided to the operation of staff, improves staff indirectly The working efficiency of pipe laying 2.
As shown in Fig. 2, supporting block 3 be provided with it is multiple, lower support element 4 include vertical section be rectangular-shaped support rod 41, support rod 41 is hollow structure, and support rod 41 is provided with multiple, and 41 lower end of support rod is fixedly connected with supporting block 3, is being supported Rectangular-shaped extension bar 42 is equipped with inside bar 41,42 outer wall of extension bar is abutted with 41 outer wall of support rod, 42 upper end of extension bar and guarantor Sheath 5 is fixedly connected, and lower end is moved in support rod 41 and abutted with supporting block 3.
In conjunction with shown in Fig. 3 and Fig. 4, connector 7 is equipped between extension bar 42 and support rod 41, connector 7 includes symmetrical Link block 71 on extension bar 42 is set, the link slot 411 being used cooperatively with link block 71 is offered on support rod 41, even Access slot 411 and link block 71 are provided with multiple, and horizontal placing groove 421 is offered on extension bar 42, is set in placing groove 421 There is spring 72,72 one end of spring is fixedly connected with 421 inner wall of placing groove, and the other end is fixedly connected with link block 71.
When supporting block 3 is provided with multiple, make 5 uniform force of protective case, while when 5 section below of protective case is sunk, it will not The use for influencing all supporting blocks 3, when the bottom of groove 1 is not sunk, spring 72 is compressed, link block 71 and support rod 41 Inner wall abuts, and when part, which occurs, in the bottom of groove 1 sink, supporting block 3 moves down a distance, and support rod 41 also will at this time It moves down and is no longer abutted with protective case 5, when support rod 41 stops mobile, have part link block 71 under the driving of spring 72 Into in link slot 411, link block 71 plays a supportive role to extension bar 42, and extension bar 42 still plays a supportive role to protective case 5, Protective case 5 can be prevented to be deformed due to unbalance stress, the setting of supporting block 3 provides just to staff's pipe laying 2 Victory, while when being collapsed below pipeline 2, support rod 41 still plays a supportive role to protective case 5, can effectively prevent pipeline 2 It is broken, improves the service life of pipeline 2.
As shown in figure 5, protective case 5 includes the upper pipe sleeve 51 of arc and the lower pipe sleeve 52 of arc, in upper pipe sleeve 51 and down tube Fixing piece 6 is equipped between set 52, fixing piece 6 includes fixed plate 61 and fixing bolt 62, and fixed plate 61 is arranged in upper 51 He of pipe sleeve The opposite side of lower pipe sleeve 52, and be fixedly connected with upper pipe sleeve 51 and lower pipe sleeve 52, fixing bolt 62 passes through two fixed plates 61 It is connected afterwards with nut, extension bar 42 is fixedly connected with the fixed plate 61 of lower pipe sleeve 52 respectively.
The setting of protective case 5 plays a protective role to pipeline 2, and when in use, first lower pipe sleeve 52 is placed on support rod 41, Extension bar 42 is fixedly connected with the fixed plate 61 on lower pipe sleeve 52 again, then pipeline 2 is placed in lower pipe sleeve 52, then by upper tube Set 51 is placed on lower pipe sleeve 52, is made the fixed plate 61 on pipe sleeve 51 and lower pipe sleeve 52 to just, is then passed through fixing bolt 62 Two fixed plates 61 realize the fixation to upper pipe sleeve 51 and lower pipe sleeve 52, are equipped with support rod 41 in the lower section of two fixed plates 61 When with extension bar 42, make 5 uniform force of protective case, increase support force, keeps protective case 5 more stable when using.
Referring to figure 1 and figure 5, upper supporting piece 8 includes support plate 81, connecting plate 82 and connecting rod 83, and support plate 81 is solid The top of groove 1 is set calmly, and connecting plate 82 is vertically arranged, and is provided with connecting plate 82, connecting plate 82 in the two sides of protective case 5 Upper end is fixedly connected with support plate 81, and the length of connecting plate 82 is greater than the distance that fixed plate 61 is arrived below support plate 81, is being connected The connecting hole 821 of waist type is offered on plate 82, connecting hole 821 is vertically arranged, and the length of connecting hole 821 is less than the length of connecting plate 82 Degree, connecting rod 83 are fixedly connected on the periphery of lower pipe sleeve 52, and connecting rod 83 connects after passing through connecting hole 821 with nut thread It connects, there are distances for the bottom end of connecting rod 83 and connecting hole 821.
Support plate 81 and connecting plate 82, connecting rod 83 are used cooperatively, and connecting rod 83 is inserted in the connection on connecting plate 82 In hole 821, then after being secured with nuts, connecting plate 82 and connecting rod 83 play certain supporting role to support plate 81, while right Protective case 5 has upward pulling force, when lower section collapses, and extension bar 42 is smaller to the force ratio of protective case 5,82 He of connecting plate The setting of connecting rod 83 can prevent pipeline 2 from bending downward, and improve the service performance of device.
The utility model use process is as follows:
Groove 1 is dug on the ground, the bottom of groove 1 is compacted, then the supporting block 3 with support rod 41 is placed on groove In 1, extension bar 42 is put inside support rod 41, then lower pipe sleeve 52 is placed on support rod 41, then by the upper end of extension bar 42 It is fixedly connected with the fixed plate 61 on lower pipe sleeve 52, then pipeline 2 is placed in lower pipe sleeve 52, then the upper tube that connecting rod 83 will be had Set 51 is placed on lower pipe sleeve 52, then by fixing bolt 62 that upper pipe sleeve 51 and lower pipe sleeve 52 is fixed, will be on upper pipe sleeve 51 Connecting rod 83 is inserted into the connecting hole 821 on connecting plate 82, is then connected connecting rod 83 and connecting hole 821 with nut, then will The upper end of connecting plate 82 is fixedly connected with support plate 81, and connecting plate 82, connecting rod 83 and support plate 81 are used cooperatively, and is reduced The probability that top collapses, support rod 41 and extension bar 42 are used cooperatively, when lower section collapses, extension bar 42 to protective case 5 according to It so plays a supportive role, while connecting plate 82 can reduce supporting block 3 and continue to sink to the pulling force of protective case 5, the setting of protective case 5 Pipeline 2 is played a certain protective role, the setting of supporting block 3, it is convenient to provide to staff's pipe laying 2.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. a kind of pipeline anti-sedimentation apparatus, including the groove (1) dug on the ground, it is characterised in that: set in the groove (1) Pipeline (2) are equipped with, supporting block (3) is equipped in the lower section of pipeline (2), lower support element is equipped between supporting block (3) and pipeline (2) (4), lower support element (4) includes support rod (41), and support rod (41) one end is connect with pipeline (2), and the other end and supporting block (3) are even It connecing, is externally provided with protective case (5) in pipeline (2), protective case (5) includes the upper pipe sleeve (51) of arc and the lower pipe sleeve (52) of arc, Fixing piece (6) are equipped on upper pipe sleeve (51) and lower pipe sleeve (52), upper supporting piece (8) are connected on upper pipe sleeve (51).
2. a kind of pipeline anti-sedimentation apparatus according to claim 1, it is characterised in that: the fixing piece (6) includes fixing Plate (61) and fixing bolt (62) are provided with fixed plate (61) in the opposite side of upper pipe sleeve (51) and lower pipe sleeve (52), Gu Determine bolt (62) and realizes fixation to protective case (5) afterwards across fixed plate (61).
3. a kind of pipeline anti-sedimentation apparatus according to claim 1, it is characterised in that: the upper supporting piece (8) includes setting The support plate (81) above groove (1) is set, vertical connecting plate (82) are fixedly connected with below support plate (81), are being protected It is fixedly connected on sheath (5) horizontal connecting rod (83), connecting rod (83) is connect with connecting plate (82).
4. a kind of pipeline anti-sedimentation apparatus according to claim 3, it is characterised in that: offered on the connecting plate (82) The extending direction of the connecting hole (821) of waist type, connecting hole (821) is consistent with the length direction of connecting plate (82), connecting hole (821) Length be less than connecting plate (82) length, connecting rod (83) pass through connecting hole (821) threaded one end be connected with nut.
5. a kind of pipeline anti-sedimentation apparatus according to claim 1, it is characterised in that: the support rod (41) is rectangular-shaped Hollow structure, support rod (41) lower end is fixedly connected with supporting block (3), and rectangular-shaped lengthening is equipped with inside support rod (41) Bar (42), extension bar (42) upper end are fixedly connected with lower pipe sleeve (52), and the other end is mobile inside support rod (41), in support rod (41) connector (7) are equipped between extension bar (42).
6. a kind of pipeline anti-sedimentation apparatus according to claim 5, it is characterised in that: the connector (7), which is included in, to be added The link block (71) connected on the outer wall of stock (42), link block (71) are symmetricly set on extension bar (42) outer wall, are supporting Bar (41) is equipped with the link slot (411) being used cooperatively with link block (71).
7. a kind of pipeline anti-sedimentation apparatus according to claim 6, it is characterised in that: opened on extension bar (42) outer wall Equipped with horizontal placing groove (421), it is provided with horizontal spring (72) inside placing groove (421), spring (72) one end and company It connects block (71) to be fixedly connected, the other end is fixedly connected with placing groove (421) inner wall.
8. a kind of pipeline anti-sedimentation apparatus according to claim 1, it is characterised in that: the supporting block (3) and lower support Part (4) oppositely arranged has multiple groups along the length of pipeline (2).
CN201821164265.5U 2018-07-20 2018-07-20 A kind of pipeline anti-sedimentation apparatus Expired - Fee Related CN208651825U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821164265.5U CN208651825U (en) 2018-07-20 2018-07-20 A kind of pipeline anti-sedimentation apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821164265.5U CN208651825U (en) 2018-07-20 2018-07-20 A kind of pipeline anti-sedimentation apparatus

Publications (1)

Publication Number Publication Date
CN208651825U true CN208651825U (en) 2019-03-26

Family

ID=65785545

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821164265.5U Expired - Fee Related CN208651825U (en) 2018-07-20 2018-07-20 A kind of pipeline anti-sedimentation apparatus

Country Status (1)

Country Link
CN (1) CN208651825U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113007445A (en) * 2021-03-02 2021-06-22 惠州城际工程咨询有限公司 Municipal works are pipeline leakage prevention device down worn
CN113063032A (en) * 2021-02-06 2021-07-02 浙江水利水电学院 Pipeline construction method for ecological wetland
CN113236859A (en) * 2021-05-25 2021-08-10 四川省交通勘察设计研究院有限公司 Anti-settlement protection structure, protection system and construction method for existing pipeline
CN113266703A (en) * 2020-11-23 2021-08-17 张同勇 Construction method of underground water supply pipe

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113266703A (en) * 2020-11-23 2021-08-17 张同勇 Construction method of underground water supply pipe
CN113063032A (en) * 2021-02-06 2021-07-02 浙江水利水电学院 Pipeline construction method for ecological wetland
CN113063032B (en) * 2021-02-06 2022-05-24 浙江水利水电学院 Pipeline construction method for ecological wetland
CN113007445A (en) * 2021-03-02 2021-06-22 惠州城际工程咨询有限公司 Municipal works are pipeline leakage prevention device down worn
CN113236859A (en) * 2021-05-25 2021-08-10 四川省交通勘察设计研究院有限公司 Anti-settlement protection structure, protection system and construction method for existing pipeline
CN113236859B (en) * 2021-05-25 2022-09-27 四川省交通勘察设计研究院有限公司 Anti-settling construction method for existing pipeline

Similar Documents

Publication Publication Date Title
CN208651825U (en) A kind of pipeline anti-sedimentation apparatus
CN211064820U (en) Bird structure is driven to optical cable
CN208981982U (en) A kind of scratch resistant protective device of cladding sucker rod
CN218348052U (en) Anti device that floats of mucky soil layer underground piping
CN213952240U (en) Deep foundation pit slope supporting structure
CN104499655A (en) Lightning protection device of building roof
CN211898445U (en) Slope edge supporting structure for building
CN204897325U (en) A sister block mechanism for high -pressure rubber pipe
CN208203664U (en) A kind of water pump convenient for Fast Installation
CN115354900B (en) Novel energy-saving improved anti-seismic steel structure and construction method
CN216516487U (en) Strengthening rib structure is used in building engineering construction
CN215580112U (en) Building ground connection electric gas pipeline system
CN221220386U (en) Centralizer
CN219930987U (en) Foundation pit temporary supporting device convenient to assemble
CN215907599U (en) Guardrail is enclosed in excavation of municipal administration water supply and drainage pipeline deep basal pit
CN111980737B (en) Rock wall inner anchor rod stress fracture early warning indicating device
CN212843548U (en) Reed type spacing fixed inclinometer
CN217581424U (en) Subway is with building partition wall device of preventing collapsing
CN219952008U (en) Assembled light well point downcomer
CN213360042U (en) Novel twist drill rod
CN109139067B (en) Underground cavern supporting structure for sedimentation monitoring and early warning
CN220978131U (en) Foundation pit settlement monitoring device
CN218990201U (en) Foundation pit supporting structure
CN219932253U (en) Protective underground measurement control device
CN220453076U (en) Pipeline collapse non-excavation prosthetic devices

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 300402 Liutan East, Beichen District, Tianjin

Patentee after: Tianjin Jianggong City Construction Development Co., Ltd.

Address before: 300402 Liutan East, Beichen District, Tianjin

Patentee before: Tianjin Erjian Water & Electrical Installation Engineering Limited

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190326

Termination date: 20200720

CF01 Termination of patent right due to non-payment of annual fee