CN112282502A - Building foundation pit safety device - Google Patents
Building foundation pit safety device Download PDFInfo
- Publication number
- CN112282502A CN112282502A CN202011199377.6A CN202011199377A CN112282502A CN 112282502 A CN112282502 A CN 112282502A CN 202011199377 A CN202011199377 A CN 202011199377A CN 112282502 A CN112282502 A CN 112282502A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- control box
- brush
- foundation pit
- rod
- 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.)
- Granted
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- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 239000000696 magnetic material Substances 0.000 claims description 5
- 230000005291 magnetic effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 239000007787 solid Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
- E04H17/165—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames using panels with rigid filling and frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Brushes (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a building foundation pit safety protection device which comprises a base, wherein two sides of the base are respectively and fixedly connected with a connecting rod, the upper end of the base is fixedly connected with a framework, the side wall of the framework is fixedly connected with a vertically arranged fixing strip and a horizontally arranged control box, the fixing strip and the control box are arranged in a crossed manner, and a protective net is fixedly connected in a space formed by the fixing strip, the control box and the framework; the interior rotation of control box is connected with the threaded rod, and threaded connection has the removal seat on the threaded rod, removes the outer fixed cylinder of two vertical settings of fixedly connected with of seat, is equipped with the brush strip that laminating protection network set up in the fixed cylinder, is equipped with the drive assembly that is used for driving the brush strip and reciprocates in the removal seat. According to the invention, by arranging the brush strips and the movable seat, the movable seat can be driven to move back and forth by rotating the threaded rod, so that the brush strips are driven to scrub the protective net back and forth, the reflective marks on the protective net are kept clear, and the recycling rate of the protective net is improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a building foundation pit safety protection device.
Background
The foundation pit protection is a supporting, blocking, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, and the foundation pit construction is generally adopted and must be subjected to edge protection. 1.2M high barrier type protection can be adopted at the adjacent edge with the depth not exceeding 2M, and closed protection must be carried out by adopting a dense mesh type safety net in the foundation pit construction with the depth exceeding 2M.
The mode that keeps off is generally adopted to current building foundation ditch safety protection, nevertheless in the in-service use process, because the building site dust is more, often adheres to dust and earth easily on enclosing the fender, because present protection network washs artifical manual washing degree of difficulty big, has clean dead angle easily, adheres to the earth on protection network surface and causes protection network protection paint to drop easily, easily forms the rusty surface in the long term, leads to the protection network to damage, the unable condition of recycle once more.
Disclosure of Invention
The invention aims to solve the problems that a building foundation pit protective net in the prior art is not easy to clean, is easy to rust and is low in recycling rate, and provides a building foundation pit safety protection device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a building foundation pit safety protection device comprises a base, wherein connecting rods are fixedly connected to two sides of the base respectively, a frame is fixedly connected to the upper end of the base, a vertically arranged fixing strip and a horizontally arranged control box are fixedly connected to the side wall of the frame, the fixing strip and the control box are arranged in a crossed mode, and a protective net is fixedly connected to a space formed by the fixing strip, the control box and the frame;
a threaded rod is rotatably connected in the control box, a moving seat is in threaded connection with the threaded rod, two vertically arranged fixed cylinders are fixedly connected outside the moving seat, brush bars attached to a protective net are arranged in the fixed cylinders, and a driving assembly for driving the brush bars to move up and down is arranged in the moving seat;
the drive assembly comprises a fixed rack fixedly connected in the control box, a rotating shaft rotatably connected to the movable seat, a drive gear fixedly connected to the rotating shaft and a transmission mechanism driven by the brush strip, wherein the drive gear is meshed with the fixed rack, so that the movable seat can move along the control box, and the drive gear can rotate under the action of the fixed rack.
Optionally, the movable seat is provided with a threaded sleeve which penetrates through and is fixedly connected with the movable seat, the threaded sleeve is in threaded connection outside the threaded rod, one end of the threaded rod is rotatably connected to the inner side wall of the control box, and the other end of the threaded rod penetrates through the control box and extends to the outside.
Optionally, the threaded rod is located the one end fixedly connected with runner in the control box outside, be equipped with the fluting of stepping down that corresponds with the runner on the lateral wall of frame.
Optionally, a slide hole is formed in the moving seat, a limiting slide rod is arranged in the slide hole in a sliding mode, and two ends of the limiting slide rod are fixedly connected to the inner side wall of the control box respectively.
Optionally, the outside fixedly connected with fixed plate of removal seat, a fixed section of thick bamboo fixed connection is on the lateral wall of fixed plate, the width of fixed plate is greater than control box open-ended width, the surface setting of fixed plate laminating control box.
Optionally, drive mechanism includes incomplete gear, the pivot run through outside the fixed plate and with incomplete gear fixed connection, be equipped with the fluting that corresponds with incomplete gear on the lateral wall of solid fixed cylinder, be equipped with the tooth on the lateral wall of brush strip, incomplete gear meshes with the tooth mutually, be equipped with in the solid fixed cylinder and be used for the piece that resets to brush strip control.
Optionally, the piece that resets includes fixed slide bar and the connecting block of cover on fixed slide bar, the lateral wall fixed connection of connecting block and solid fixed cylinder, the equal fixedly connected with spring in both sides of connecting block, the spring housing is established outside fixed slide bar and with solid fixed cylinder's inside wall fixed connection.
Optionally, be equipped with a plurality of brush spares on the brush strip, the brush spare comprises sliding sleeve, slide bar, stopper and brush head, the sliding sleeve runs through to set up on the brush strip and set up perpendicularly with the protection network, the slide bar slides and sets up in the sliding sleeve, the one end and the stopper fixed connection of protection network are kept away from to the slide bar, stopper and sliding sleeve are equipped with pressure spring, the one end that the slide bar is close to the protection network is connected with the brush head.
Optionally, the one end of brush head is provided with the brush hair, the other end is equipped with the recess, fixedly connected with connects the slide bar in the recess, the end of slide bar is established on connecting the slide bar through circular headgear, the protection network adopts non-ferromagnetic material to make, the brush head adopts magnetic material to make, the magnetic pole of brush head distributes along the direction of connecting the slide bar.
The invention has the following advantages:
by arranging the brush strips and the moving seat, the moving seat can be driven to move back and forth by rotating the threaded rod to drive the brush strips to scrub the protective net back and forth, and meanwhile, the brush strips can reciprocate up and down under the action of the driving assembly, so that a better cleaning effect is realized; in addition, because the brush heads are made of magnetic materials, when adjacent brush heads are close to each other, the brush heads can also reciprocate left and right in a small range under the action of a magnetic field, so that the protective net is further cleaned, dust, soil and the like attached to the protective net are reduced, the reflective marks on the protective net are kept clear, and the recycling rate of the protective net is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a safety protection device for a building foundation pit according to the present invention;
FIG. 2 is a schematic diagram of the distribution of a frame and a control box in the safety protection device for a building foundation pit according to the present invention;
FIG. 3 is a schematic view of a connection relationship between a threaded rod and a movable seat in the safety protection device for a building foundation pit according to the present invention;
FIG. 4 is a schematic view of a connection relationship between a movable seat and a threaded sleeve in the safety protection device for a building foundation pit according to the present invention;
FIG. 5 is a schematic view of a connection relationship between a fixing plate and a brush bar in the safety protection device for a building foundation pit according to the present invention;
FIG. 6 is a schematic view of a connection relationship between a fixed cylinder and an incomplete gear in the safety protection device for a building foundation pit according to the present invention;
FIG. 7 is a schematic side view of a brush bar in the safety protection device for a building foundation pit according to the present invention;
FIG. 8 is a schematic structural diagram of a brush in the safety protection device for a building foundation pit according to the present invention;
fig. 9 is a schematic view of a distribution structure of brush heads and grooves in a safety protection device for a building foundation pit according to the present invention.
In the figure: the brush head comprises a base 1, a connecting rod 2, a frame 3, a fixing strip 4, a control box 5, a protective screen 6, a threaded rod 7, a movable seat 8, a fixed cylinder 9, a brush strip 10, a driving component 11, a fixed rack 12, a rotating shaft 13, a driving gear 14, a transmission mechanism 15, a threaded sleeve 16, a limit slide rod 17, a fixed plate 18, an incomplete gear 19, teeth 20, a reset piece 21, a fixed slide rod 22, a connecting block 23, a spring 24, a brush piece 25, a sliding sleeve 26, a slide rod 27, a limit piece 28, a brush head 29, bristles 30, grooves 31 and a compression spring 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-9, a building foundation pit safety protection device comprises a base 1, wherein two sides of the base 1 are respectively and fixedly connected with a connecting rod 2, the upper end of the base 1 is fixedly connected with a frame 3, the side wall of the frame 3 is fixedly connected with a vertically arranged fixing strip 4 and a horizontally arranged control box 5, the fixing strip 4 and the control box 5 are arranged in a crossed manner, and a protective net 6 is fixedly connected in a space formed by the fixing strip 4, the control box 5 and the frame 3, and is distributed in a cross manner as shown in fig. 1;
a threaded rod 7 is rotatably connected in the control box 5, a movable seat 8 is in threaded connection with the threaded rod 7, a threaded sleeve 16 is penetrated and fixedly connected on the movable seat 8, the threaded sleeve 16 is in threaded connection with the outside of the threaded rod 7, one end of the threaded rod 7 is rotatably connected on the inner side wall of the control box 5, the other end of the threaded rod 7 penetrates through the control box 5 and extends to the outside, a rotating wheel is fixedly connected at one end of the threaded rod 7 positioned at the outside of the control box 5, a abdicating slot corresponding to the rotating wheel is arranged on the side wall of the frame 3, a sliding hole is arranged on the movable seat 8, a limiting sliding rod 17 is arranged in the sliding hole, two ends of the limiting sliding rod 17 are respectively and fixedly connected on the inner side wall of the control box 5, because the movable seat 8 is in threaded connection with the threaded rod 7, and under the action of the limiting sliding rod 17, the movable seat, in addition, the lead angle of the threaded rod 7 is smaller than the friction equivalent, so that the threaded rod 7 has self-locking performance.
Two vertically arranged fixed cylinders 9 are fixedly connected outside the moving seat 8, brush strips 10 attached to the protective screen 6 are arranged in the fixed cylinders 9, and a driving assembly 11 used for driving the brush strips 10 to move up and down is arranged in the moving seat 8;
further, a fixed plate 18 is fixedly connected to the outer side of the movable seat 8, the fixed cylinder 9 is fixedly connected to the outer side wall of the fixed plate 18, the width of the fixed plate 18 is larger than the width of the opening of the control box 5, and the fixed plate 18 is arranged in a manner of being attached to the surface of the control box 5, so that sundries are prevented from entering the control box 5;
the driving assembly 11 is composed of a fixed rack 12 fixedly connected in the control box 5, a rotating shaft 13 rotatably connected to the moving seat 8, a driving gear 14 fixedly connected to the rotating shaft 13, and a transmission mechanism 15 in transmission with the brush strip 10, wherein the driving gear 14 is meshed with the fixed rack 12, so that the driving gear 14 can rotate under the action of the fixed rack 12 when the moving seat 8 moves along the control box 5.
The transmission mechanism 15 comprises an incomplete gear 19, the rotating shaft 13 penetrates out of the fixing plate 18 and is fixedly connected with the incomplete gear 19, a slot corresponding to the incomplete gear 19 is formed in the side wall of the fixing cylinder 9, teeth 20 are formed in the side wall of the brush strip 10, the incomplete gear 19 is meshed with the teeth 20, and a reset piece 21 used for controlling the brush strip 10 is arranged in the fixing cylinder 9.
The reset piece 21 comprises a fixed slide bar 22 and a connecting block 23 sleeved on the fixed slide bar 22, the connecting block 23 is fixedly connected with the side wall of the fixed cylinder 9, springs 24 are fixedly connected to both sides of the connecting block 23, and the springs 24 are sleeved outside the fixed slide bar 22 and fixedly connected with the inner side wall of the fixed cylinder 9.
The brush strip 10 is provided with a plurality of brush parts 25, each brush part 25 is composed of a sliding sleeve 26, a sliding rod 27, a limiting block 28 and a brush head 29, the sliding sleeve 26 penetrates through the brush strip 10 and is perpendicular to the protective net 6, the sliding rod 27 is slidably arranged in the sliding sleeve 26, one end, far away from the protective net 6, of the sliding rod 27 is fixedly connected with the limiting block 28, the limiting block 28 and the sliding sleeve 26 are provided with a pressurizing spring 32, and one end, close to the protective net 6, of the sliding rod 27 is connected with the brush head 29.
One end of the brush head 29 is provided with bristles 30, the other end of the brush head is provided with a groove 31, a connecting sliding rod 33 is fixedly connected in the groove 31, the tail end of the sliding rod 27 is sleeved on the connecting sliding rod 33 through a round head, the protective net 6 is made of non-ferromagnetic materials, the brush head 29 is made of magnetic materials, magnetic poles of the brush head 29 are distributed along the direction of the connecting sliding rod 33, when adjacent brush heads 29 are close to each other, the brush head 29 can move left and right along the direction of the control box 5, and the cleaning effect is further improved.
This device is when using, operating personnel only need last to rotate the runner towards a direction, the runner drives threaded rod 7 and rotates, threaded rod 7 drive removes seat 8 and removes, because drive gear 14 and fixed rack 12 mesh mutually, therefore, under the effect of fixed rack 12, drive gear 14 can continuously rotate, make drive gear 14, pivot 13 and incomplete gear 19 synchronous revolution, incomplete gear 19 pivoted in-process can be in proper order the loop action on the tooth 20 of both sides, make brush strip 10 reciprocate, because under the effect of spring 24, at tooth 20 and incomplete gear 19 after-separating, spring 24 release elastic potential energy, make brush strip 10 continuously reciprocate, thereby realize: brush strip 10 is at the in-process of translation, and brush strip 10 can scrub the effect of protection network 6 from top to bottom, and is further, because brush head 29 adopts magnetic material to make, under the effect of adjacent brush head 29, brush head 29 itself can control the activity of miniverly, has further improved the effect of scrubbing to protection network 6, remove the seat 8 and remove to one end after, the counter-rotation runner can, after accomplishing the washing, can adjust to fixed strip 4 department with removing seat 8, avoid causing the shelter from to protection network 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention. In the present invention, unless otherwise specifically stated or limited, the terms "cover", "fitted", "attached", "fixed", "distributed", and the like are to be understood in a broad sense, and may be, for example, fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Claims (9)
1. The building foundation pit safety protection device comprises a base (1) and is characterized in that two sides of the base (1) are respectively and fixedly connected with a connecting rod (2), the upper end of the base (1) is fixedly connected with a framework (3), the side wall of the framework (3) is fixedly connected with a vertically arranged fixing strip (4) and a horizontally arranged control box (5), the fixing strip (4) and the control box (5) are arranged in a crossed manner, and a protective net (6) is fixedly connected in a space formed by the fixing strip (4), the control box (5) and the framework (3);
a threaded rod (7) is connected in the control box (5) in a rotating mode, a moving seat (8) is connected to the threaded rod (7) in a threaded mode, two vertically arranged fixed cylinders (9) are fixedly connected to the outside of the moving seat (8), brush strips (10) arranged on the attached protective net (6) are arranged in the fixed cylinders (9), and a driving assembly (11) used for driving the brush strips (10) to move up and down is arranged in the moving seat (8);
the driving assembly (11) consists of a fixed rack (12) fixedly connected in the control box (5), a rotating shaft (13) rotatably connected on the moving seat (8), a driving gear (14) fixedly connected on the rotating shaft (13) and a transmission mechanism (15) in transmission with the brush strip (10), wherein the driving gear (14) is meshed with the fixed rack (12), so that the moving seat (8) can rotate under the action of the fixed rack (12) in the moving process along the control box (5).
2. The safety protection device for the building foundation pit according to claim 1, wherein a threaded sleeve (16) penetrates through and is fixedly connected to the movable seat (8), the threaded sleeve (16) is screwed outside the threaded rod (7), one end of the threaded rod (7) is rotatably connected to the inner side wall of the control box (5), and the other end of the threaded rod (7) penetrates through the control box (5) and extends to the outside.
3. The building foundation pit safety protection device according to claim 2, wherein one end of the threaded rod (7) located outside the control box (5) is fixedly connected with a rotating wheel, and the side wall of the frame (3) is provided with a abdicating slot corresponding to the rotating wheel.
4. The safety device for the building foundation pit according to claim 1, wherein a sliding hole is formed in the movable seat (8), a limiting sliding rod (17) is slidably arranged in the sliding hole, and two ends of the limiting sliding rod (17) are respectively and fixedly connected to the inner side wall of the control box (5).
5. The building foundation pit safety protection device according to claim 1, wherein a fixing plate (18) is fixedly connected to the outer side of the movable seat (8), the fixing cylinder (9) is fixedly connected to the outer side wall of the fixing plate (18), the width of the fixing plate (18) is larger than the width of the opening of the control box (5), and the fixing plate (18) is arranged to be attached to the surface of the control box (5).
6. The building foundation pit safety protection device according to claim 5, wherein the transmission mechanism (15) comprises an incomplete gear (19), the rotating shaft (13) penetrates through the fixing plate (18) and is fixedly connected with the incomplete gear (19), a slot corresponding to the incomplete gear (19) is formed in the side wall of the fixing cylinder (9), teeth (20) are formed in the side wall of the brush strip (10), the incomplete gear (19) is meshed with the teeth (20), and a reset piece (21) used for controlling the brush strip (10) is arranged in the fixing cylinder (9).
7. The building foundation pit safety protection device according to claim 6, wherein the reset member (21) comprises a fixed slide rod (22) and a connecting block (23) sleeved on the fixed slide rod (22), the connecting block (23) is fixedly connected with the side wall of the fixed cylinder (9), springs (24) are fixedly connected to both sides of the connecting block (23), and the springs (24) are sleeved outside the fixed slide rod (22) and fixedly connected with the inner side wall of the fixed cylinder (9).
8. The building foundation pit safety device according to claim 1, wherein a plurality of brush pieces (25) are arranged on the brush strip (10), each brush piece (25) is composed of a sliding sleeve (26), a sliding rod (27), a limiting block (28) and a brush head (29), the sliding sleeve (26) penetrates through the brush strip (10) and is perpendicular to the protective net (6), the sliding rod (27) is slidably arranged in the sliding sleeve (26), one end, far away from the protective net (6), of the sliding rod (27) is fixedly connected with the limiting block (28), the limiting block (28) and the sliding sleeve (26) are provided with a pressurizing spring (32), and one end, close to the protective net (6), of the sliding rod (27) is connected with the brush head (29).
9. The building foundation pit safety protection device according to claim 8, wherein one end of the brush head (29) is provided with bristles (30), the other end of the brush head is provided with a groove (31), a connecting slide rod (33) is fixedly connected in the groove (31), the tail end of the slide rod (27) is arranged on the connecting slide rod (33) through a circular head sleeve, the protective net (6) is made of a non-ferromagnetic material, the brush head (29) is made of a magnetic material, and magnetic poles of the brush head (29) are distributed along the direction of the connecting rod (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199377.6A CN112282502B (en) | 2020-11-01 | 2020-11-01 | Building foundation pit safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199377.6A CN112282502B (en) | 2020-11-01 | 2020-11-01 | Building foundation pit safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112282502A true CN112282502A (en) | 2021-01-29 |
| CN112282502B CN112282502B (en) | 2022-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011199377.6A Active CN112282502B (en) | 2020-11-01 | 2020-11-01 | Building foundation pit safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112282502B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431429A (en) * | 2021-06-17 | 2021-09-24 | 北京市政建设集团有限责任公司 | Novel entrance to a cave protection device that uses in construction of curve push pipe |
| CN114197949A (en) * | 2021-12-17 | 2022-03-18 | 曹彦军 | Foundation ditch guardrail shelters from device when foundation ditch borrowing |
| CN114308976A (en) * | 2021-12-09 | 2022-04-12 | 中建三局集团有限公司 | Special-shaped foundation pit dustproof canopy and installation and use method thereof |
| CN115075156A (en) * | 2022-07-22 | 2022-09-20 | 滨州市交通运输综合执法支队 | Traffic engineering is with preventing wind and pressing down dirt absorption formula baffle structure |
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