CN211262369U - Outdoor water meter box of pin-connected panel - Google Patents

Outdoor water meter box of pin-connected panel Download PDF

Info

Publication number
CN211262369U
CN211262369U CN202020306890.XU CN202020306890U CN211262369U CN 211262369 U CN211262369 U CN 211262369U CN 202020306890 U CN202020306890 U CN 202020306890U CN 211262369 U CN211262369 U CN 211262369U
Authority
CN
China
Prior art keywords
box
frame
water meter
spring
plate
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.)
Active
Application number
CN202020306890.XU
Other languages
Chinese (zh)
Inventor
李溪竹
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.)
Xiamen Longteng Co ltd
Original Assignee
Xiamen Longteng Co 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 Xiamen Longteng Co ltd filed Critical Xiamen Longteng Co ltd
Priority to CN202020306890.XU priority Critical patent/CN211262369U/en
Application granted granted Critical
Publication of CN211262369U publication Critical patent/CN211262369U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Measuring Volume Flow (AREA)

Abstract

The utility model discloses an outdoor water meter box of pin-connected panel. Its technical essential includes rectangular box and articulates the case lid in the positive one side of box, and the box includes that at least one encloses into three sides and transversal roof and the bottom plate on enclosing the frame of personally submitting the T style of calligraphy about and being located the box, and all articulated on the opening one side of each frame have the case lid, respectively enclose the frame and arrange and can dismantle the connection along vertical direction, enclose to be provided with on the frame to be used for connecting adjacent two and enclose the connecting piece of frame, roof and bottom plate and enclose the frame and can dismantle the connection. The utility model discloses have the volume that can be according to the quantity control water meter case of installation water gauge, facilitate the use, and avoid causing the effect that space and material are extravagant.

Description

Outdoor water meter box of pin-connected panel
Technical Field
The utility model relates to a water meter box technical field, more specifically say, it relates to an outdoor water meter box of pin-connected panel.
Background
The water meter box is a common civil basic equipment facility and is widely applied to civil infrastructure of villages, towns, large, medium and small cities. Early on, water meters were susceptible to corrosion and damage as the age increased due to exposure of the water meter. The water meter box not only solves the problems, but also brings great convenience to the daily life water consumption of residents, is used for maintaining and managing the tap water meters and the valves which are installed outside each floor in a centralized way in a multi-floor or high-rise residence, and is convenient for the timely meter reading work.
Chinese patent No. CN207180800U discloses an SMC water meter box, which comprises a rectangular box made of SMC composite material, a water inlet pipe is installed on one side of the inner cavity of the box, a plurality of water outlet pipes are installed on the other side of the inner cavity of the box, a plurality of water meters are connected to the water inlet pipe, outlets of the water meters are connected to the corresponding water outlet pipes, a box cover is arranged on the top of the box, one side of the box cover is hinged to the box, a lock catch is arranged on the other side of the box cover, and a rectangular lock hole matched with the lock catch; the lock catch comprises a lock cover, a lock plate and a rotating shaft, wherein the cross section of the lock cover is n-shaped and is fixed at the top of the box cover, one end of the rotating shaft is provided with a rotating handle, and the other end of the rotating shaft downwards penetrates through the lock cover and the box cover to be connected with the lock plate; a limiting plate is arranged on the rotating shaft positioned in the box cover, and a spring is sleeved on the rotating shaft below the limiting plate.
Similar to the SMC water meter box in the prior art, the SMC water meter box is generally a rectangular box body, wherein a pipe inlet and a pipe outlet are formed in the side wall of the box body, a box cover is hinged to one side of the box body, and a lock catch for locking the box cover is arranged on the box cover; the water gauge is installed in the box, consequently can protect the water gauge, and conveniently open and check meter and maintain.
However, when the water meter box is used, the size of the water meter box needs to be selected according to the number of water meters to be installed, the size of the existing water meter box is unchangeable, water tanks with different volumes need to be produced, the sizes of the water meters are different, and the situation that the volume of the water meter box is too large or too small exists, so that the water meter box needs to be replaced and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
To the technical problem that exists, an object of the utility model is to provide an outdoor water meter box of pin-connected panel, it has the volume that can be according to the quantity control water meter box of installation water gauge, advantage that facilitates the use.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an outdoor water meter box of pin-connected panel, includes rectangular box and articulates the case lid in the positive one side of box, the box includes that at least one encloses into the frame that encloses of three sides and transversal personally submitting T style of calligraphy and be located the box about roof and the bottom plate on the frame that encloses of both ends, each it has the case lid all to articulate on opening one side of frame, each enclose the frame and arrange and can dismantle the connection along vertical direction, it is provided with the connecting piece that is used for connecting adjacent two and encloses the frame to enclose on the frame, roof and bottom plate can dismantle with enclosing the frame and be connected.
Through adopting above-mentioned technical scheme, can dismantle the both sides and the back that enclose the frame and link together and form the box of connection by each to seal the upper and lower both ends face of box by the roof and the bottom plate of dismantling the connection, seal the front opening of box by each case lid at last, conveniently open the box and check meter, install and maintain. Wherein, select to enclose the frame according to the water gauge quantity that the customer needs the installation and splice, enclose the volume that frame quantity can adjust the box through the connecting piece connection promptly, adorn roof and bottom plate again at last, realize can be according to the volume of the quantity regulation water gauge case of installation water gauge, facilitate the use, and avoid causing the extravagant effect of space and material.
The utility model discloses further set up to: each enclose the frame and all include both sides board, with the backplate of the one end fixed connection of both sides board, the case lid is articulated with the other end of one of them curb plate and is relative with the backplate, the connecting piece is including setting up the latch closure in both sides inboard upper end, setting up the inserted block of both sides inboard lower extreme and setting up the latch closure and keeping away from the spring catch structure that is used for preventing the inserted block from breaking away from the latch closure on one side of curb plate, each all be provided with two latch closures on the curb plate, when upper and lower adjacent enclose the frame concatenation in together, the inserted block is pegged graft in the latch closure.
By adopting the technical scheme, the enclosing frames can be formed by the two side plates and the back plate, when the edges of two adjacent enclosing frames are vertically overlapped together, the inserting block on the side plate of the previous enclosing frame can be inserted into the bolt buckle on the side plate of the next enclosing frame, and the two bolt buckles on each side plate can better support the enclosing frame above; then can restrict the inserted block through the spring pin structure and break away from the latch, realize that the connecting piece encloses the quick detachable connection between the frame to two adjacent.
The utility model discloses further set up to: the latch is the frame of transversal personally submitting the mouth style of calligraphy, spacing hole has been seted up on the inserted block, the spring catch structure is including setting up the drum that keeps away from curb plate one side at the frame and have the bottom surface, set up the spring in the drum, be fixed in the stopper that the spring is close to inserted block one end and set up in the stopper and be close to spring one end and wear out the pull rod of drum bottom from the spring is inside, when the spring is in natural state, the stopper joint is in spacing downthehole, when the spring continuously received the compression, the stopper breaks away from spacing hole and removes to in the drum.
By adopting the technical scheme, before the enclosing frames are overlapped up and down, the pull rod can be pulled, so that the spring is compressed, and the limiting block is driven to move into the cylinder; the inserted block can enter the frame, then the pulling force of the pull rod is cancelled, the spring is restored to the natural state, and the limiting block is driven to be clamped into the limiting hole, so that the limiting block is prevented from being separated from the bolt buckle, and the stable connection of the upper enclosing frame and the lower enclosing frame is realized.
The utility model discloses further set up to: the two ends of the top plate are also provided with inserting blocks clamped in the bolts, the two ends of the bottom plate are provided with bolts for clamping the inserting blocks on the lowermost enclosing frame, and the bolts are also provided with spring pin structures.
Through adopting above-mentioned technical scheme, enclose frame coincide with each and connect the back together, can with the inserted block joint on the roof in the latch, will be located the box bottom and enclose the inserted block joint on the frame on the latch of bottom plate through spring catch structure joint, realize roof and bottom plate and enclose the quick dismantlement of frame and be connected.
The utility model discloses further set up to: and the two side plates of each enclosure frame are respectively provided with an inlet and outlet hole for a water supply pipe to pass through, and the inner wall of each inlet and outlet hole is respectively provided with an elastic gasket.
By adopting the technical scheme, the water pipe can enter and exit the box body from the inlet and the outlet, and the elastic gasket can flexibly support the water pipe, so that the abrasion of the water pipe at the inlet and the outlet is reduced.
The utility model discloses further set up to: the inner sides of the upper end and the lower end of the box cover are horizontally provided with nuts, and a screw rod is connected between the nuts on the two adjacent box covers.
Through adopting above-mentioned technical scheme, through setting up the cooperation between nut and the screw rod, enclose each back that the frame is installed, can use a screw rod to be in the same place upper and lower adjacent case lid cluster, conveniently rotate a plurality of case lids that enclose on the frame simultaneously.
The utility model discloses further set up to: one of the box covers is provided with a door lock.
Through adopting above-mentioned technical scheme, through setting up a lock, can lock all case lids of establishing ties together simultaneously.
The utility model discloses further set up to: and an anti-rust layer is arranged on the outer wall of the box body.
Through adopting above-mentioned technical scheme, because some water meter boxes are installed in the open air that does not shelter from, receive the erosion of rainwater easily and rust, can protect the box through setting up the antirust coat, slow down the rusty time of box, guarantee the life of box.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the arrangement of the matching among the enclosing frames, the box cover, the top plate, the bottom plate and the connecting piece, the splicing assembly of the box body can be carried out by changing the number of the enclosing frames, so that the volume of the box body can be automatically controlled, the volume of the water meter box can be adjusted according to the number of the installed water meters, the use is convenient, and the effects of avoiding space and material waste are avoided;
(2) through the matching of the nuts and the studs, the box covers on the enclosure frames can be connected in series, a plurality of box covers can be conveniently and simultaneously rotated, and all the box covers can be locked through arranging one door lock;
(3) through setting up the antirust coat, can slow down the rusty time of box, guarantee the life of box.
Drawings
FIG. 1 is a schematic view of a water meter box with a closed box cover;
FIG. 2 is a schematic view of a water meter box with the cover open;
FIG. 3 is a schematic diagram of an exploded structure of a connector;
fig. 4 is an enlarged schematic view of a portion a of fig. 3.
Reference numerals: 1. a box body; 101. enclosing a frame; 1011. a side plate; 1012. a back plate; 102. a top plate; 103. a base plate; 2. a box cover; 3. a connecting member; 31. buckling; 32. inserting a block; 33. a spring pin structure; 331. a cylinder; 332. a spring; 333. a limiting block; 334. a pull rod; 4. a limiting hole; 5. an inlet and outlet hole; 6. an elastic washer; 7. mounting holes; 8. a screw; 9. a door lock; 10. and (7) water outlet holes.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
In the embodiment, the spliced outdoor water meter box comprises a rectangular box body 1 and a box cover 2 hinged to one side of the front surface of the box body 1, as shown in fig. 1 and fig. 2; the box body 1 comprises at least one surrounding frame 101 which surrounds three sides and has a T-shaped cross section, and a top plate 102 and a bottom plate 103 which are positioned on the surrounding frame 101 at the upper end and the lower end of the box body 1, wherein the top plate 102 and the bottom plate 103 are detachably connected with the surrounding frame 101; the height of each enclosing frame 101 can be designed to be enough for horizontally installing a water meter, and a box cover 2 which seals the opening and forms a vertically through square frame is hinged on one side of the opening of each enclosing frame 101; the enclosing frames 101 are arranged along the vertical direction and detachably connected, and the enclosing frames 101 are provided with connecting pieces 3 for connecting two adjacent enclosing frames 101.
Specifically, each enclosure frame 101 includes two side plates 1011 and a back plate 1012 fixedly connected to one end of the two side plates 1011, and the box cover 2 is hinged to the other end of one side plate 1011 and disposed opposite to the back plate 1012. During installation, the number of the enclosure frames 101 can be selected according to the number of the installed water meters for splicing, and then the enclosure frames 101 are vertically stacked and arranged and then fixed through the connecting piece 3 to form two sides and the back of the box body 1; at this time, the top plate 102 and the bottom plate 103 can be fixed at the upper end and the lower end of the box body 1 to seal the upper end face and the lower end face of the box body 1, and the box cover 2 can seal one side of the front face of the box body 1 to form a water meter box with a required volume, so that the volume of the water meter box can be adjusted according to the number of the installed water meters, the water meter box is convenient to use, and the effect of causing space and material waste is avoided.
As shown in fig. 2, 3 and 4, the connecting member 3 includes a latch 31 fixed to the inner upper ends of the two side plates 1011, an insert block 32 fixed to the inner lower ends of the two side plates 1011, and a spring pin structure 33 disposed on the side of the latch 31 away from the side plates 1011 for preventing the insert block 32 from being separated from the latch 31; the bolt buckle 31 is a frame with a square cross section, the insertion block 32 and the bolt buckle 31 are both positioned in the middle of the upper side and the lower side of the side plate 1011, and the insertion block 32 is provided with a limiting hole 4 which is in clamping fit with the spring pin structure 33. Wherein all be provided with two buckles 31 on each curb plate 1011, can improve each and enclose the stability when frame 101 connects, when the adjacent frame 101 that encloses from top to bottom splices together, the inserted block 32 of top curb plate 1011 can be pegged graft in the buckle 31 of below curb plate 1011, and spring pin structure 33 can prevent that inserted block 32 from breaking away from buckle 31, and then realizes the adjacent quick dismantlement connection that encloses between the frame 101.
Specifically, the spring pin structure 33 includes a cylinder 331 formed on one side of the frame away from the side plate 1011 and having a bottom surface, a spring 332 disposed in the cylinder 331, a limit block 333 fixed to one end of the spring 332 close to the insertion block 32, and a pull rod 334 fixed to one end of the limit block 333 close to the spring 332 and penetrating out of the bottom of the cylinder 331 from the inside of the spring 332; the spring 332 is arranged along the axis of the cylinder 331, and when the spring 332 is in a natural state, the limiting block 333 is clamped in the limiting hole 4; when the spring 332 is continuously compressed, the limiting block 333 is separated from the limiting hole 4 and moves into the cylinder 331; before the insert 32 is clamped into the latch 31, the pull rod 334 can be pulled to compress the spring 332, and the limit block 333 is moved into the cylinder 331, when the insert 32 enters the latch 31, the pull force on the pull rod 334 is cancelled, and the spring 332 can clamp the limit block 333 into the limit hole 4 under the condition of recovering the natural state, so as to prevent the limit block 333 from being separated from the latch 31.
Furthermore, both side plates 1011 of each enclosure frame 101 are respectively provided with an inlet and outlet hole 5 for a water supply pipe to pass through, and the inner wall of each inlet and outlet hole 5 is bonded with an elastic gasket 6; the elastic washer 6 can be made of rubber materials, and the elastic washer 6 can flexibly support the water pipe and reduce the abrasion of the water pipe on the inlet and outlet holes 5.
The lower surfaces of the two ends of the top plate 102 are fixed with inserting blocks 32 clamped in the bolts 31 of the side plates, the upper surfaces of the two ends of the bottom plate 103 are provided with bolts 31 for clamping the inserting blocks 32 on the lowest surrounding frame 101, and the bolts 31 are also provided with spring pin structures 33. After the enclosing frames 101 are stacked together, the insertion block 32 on the top plate 102 can be clamped in the latch 31 of the side plate 1011 at the uppermost end, the insertion block 32 of the side plate 1011 at the lowermost end can be clamped in the latch 31 of the bottom plate 103, the insertion block 32 is prevented from being separated from the latch 31 through the spring pin structure 33 in the latch 31, and then the top plate 102 and the bottom plate 103 are quickly connected with the enclosing frames 101 in a clamping and fixing mode.
In order to facilitate the installation of the box body on the wall, four mounting holes 7 for bolts to pass through are formed on the back plate 1012 of the uppermost enclosure frame 101 near the four end corners, and two mounting holes 7 can be formed on the other enclosure frames.
Further, nuts are horizontally welded on the inner sides of the upper end and the lower end of each box cover 2, and a screw 8 is connected between the nuts on the two adjacent box covers 2; the box covers 2 on the enclosing frames 101 can be connected in series through the screws 8, so that the box covers 2 can be conveniently and simultaneously rotated; and a door lock 9 is arranged on the uppermost box cover 2, so that all the box covers 2 can be locked and closed at the same time.
Furthermore, a water outlet 10 is formed in the bottom plate 103 to facilitate the discharge of water in the tank 1. And an anti-rust layer (not shown in the figure) is arranged on the outer wall of the box body 1, and the anti-rust layer can be formed by spraying anti-rust paint, so that the anti-rust capacity of the box body 1 can be improved, and the service life of the water meter box is ensured.
The utility model discloses a working process and beneficial effect as follows:
when the water meter box is assembled, the number of the surrounding frames 101 is selected according to the number of the installed water meters, then the surrounding frames 101 are vertically stacked together, bolt holes of fixing plates on the upper and lower adjacent surrounding frames 101 are aligned, and then locking and fixing are carried out through the connecting piece 3, so that two sides and the back of the box body 1 are formed; then the top plate 102 and the bottom plate 103 can be clamped into the latch 31 through the inserting block 32, and the top plate 102 and the bottom plate 103 are clamped at the upper end and the lower end of the box body 1 through the spring pin structure 33 so as to seal the upper end and the lower end of the box body 1; case lid 2 of concatenating together at last can seal the positive one side of box 1 to form the water meter case of the volume size of needs, realize can be according to the volume of the quantity regulation water meter case of installation water meter, facilitate the use, and avoid causing the extravagant effect of space and material.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. The utility model provides an outdoor water meter box of pin-connected panel, includes rectangular box (1) and articulates case lid (2) in the positive one side of box (1), its characterized in that: the box body (1) comprises at least one enclosing frame (101) which is enclosed into three sides and has a T-shaped cross section, and a top plate (102) and a bottom plate (103) which are positioned on the enclosing frame (101) at the upper end and the lower end of the box body (1), wherein a box cover (2) is hinged to one side of an opening of each enclosing frame (101), the enclosing frames (101) are arranged along the vertical direction and are detachably connected, a connecting piece (3) used for connecting two adjacent enclosing frames (101) is arranged on each enclosing frame (101), and the top plate (102) and the bottom plate (103) are detachably connected with the enclosing frames (101).
2. The outdoor water meter box of claim 1, wherein: each surrounding frame (101) comprises two side plates (1011) and a back plate (1012) fixedly connected with one end of each side plate (1011), the box cover (2) is hinged with the other end of one side plate (1011) and opposite to the back plate (1012), the connecting piece (3) comprises a latch (31) arranged at the upper ends of the inner sides of the two side plates (1011), an insert block (32) arranged at the lower end of the inner sides of the two side plates (1011) and a spring pin structure (33) arranged on one side of the latch (31) far away from the side plates (1011) and used for preventing the insert block (32) from being separated from the latch (31), two latches (31) are arranged on each side plate (1011), and when the vertically adjacent surrounding frames (101) are spliced together, the insert block (32) is inserted into the latch (31).
3. The outdoor water meter box of claim 2, wherein: the bolt buckle (31) is a frame with a cross section in a square shape, a limiting hole (4) is formed in the inserting block (32), the spring pin structure (33) comprises a cylinder (331) which is arranged on one side of the frame far away from the side plate (1011) and is provided with a bottom surface, a spring (332) arranged in the cylinder (331), a limiting block (333) which is fixed at one end of the spring (332) close to the inserting block (32), and a pull rod (334) which is arranged at one end of the limiting block (333) close to the spring (332) and penetrates out of the bottom of the cylinder (331) from the inside of the spring (332), when the spring (332) is in a natural state, the limiting block (333) is clamped in the limiting hole (4), and when the spring (332) is continuously compressed, the limiting block (333) is separated from the limiting hole (4) and moves into the cylinder.
4. The outdoor water meter box of claim 3, wherein: the two ends of the top plate (102) are also provided with inserting blocks (32) clamped in the bolts (31), the two ends of the bottom plate (103) are provided with bolts (31) for clamping the inserting blocks (32) on the lowermost enclosing frame (101), and the bolts (31) are also provided with spring pin structures (33).
5. The outdoor water meter box of claim 1, wherein: and both side plates (1011) of each enclosure frame (101) are respectively provided with an inlet and outlet hole (5) for a water supply pipe to pass through, and the inner wall of each inlet and outlet hole (5) is respectively provided with an elastic gasket (6).
6. The outdoor water meter box of claim 2, wherein: the inner sides of the upper end and the lower end of the box cover (2) are horizontally provided with nuts, and a screw rod (8) is connected between the nuts on the two box covers (2) which are adjacent from top to bottom.
7. The outdoor water meter box of claim 2, wherein: one of the box covers (2) is provided with a door lock (9).
8. The outdoor water meter box of claim 1, wherein: and an anti-rust layer is arranged on the outer wall of the box body (1).
CN202020306890.XU 2020-03-12 2020-03-12 Outdoor water meter box of pin-connected panel Active CN211262369U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020306890.XU CN211262369U (en) 2020-03-12 2020-03-12 Outdoor water meter box of pin-connected panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020306890.XU CN211262369U (en) 2020-03-12 2020-03-12 Outdoor water meter box of pin-connected panel

Publications (1)

Publication Number Publication Date
CN211262369U true CN211262369U (en) 2020-08-14

Family

ID=71991373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020306890.XU Active CN211262369U (en) 2020-03-12 2020-03-12 Outdoor water meter box of pin-connected panel

Country Status (1)

Country Link
CN (1) CN211262369U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113525881A (en) * 2021-09-01 2021-10-22 山东柏源技术有限公司 Storage device for ocean transportation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113525881A (en) * 2021-09-01 2021-10-22 山东柏源技术有限公司 Storage device for ocean transportation
CN113525881B (en) * 2021-09-01 2022-12-02 山东柏源技术有限公司 Storage device for ocean transportation

Similar Documents

Publication Publication Date Title
CN211262369U (en) Outdoor water meter box of pin-connected panel
CN209446858U (en) A kind of four-in-one fibre distribution frame
CN205802096U (en) A kind of concrete mixing plant aggregate bin
CN212315523U (en) Explosion-proof sled of separation dress filling device
CN213832736U (en) Oil tank with bottom reinforced structure
CN211340376U (en) Steel case roof beam bottom is from close formula manhole device
CN209603499U (en) A kind of linked system based on universal plate building
CN217759096U (en) Water tank for tap water supply
CN214706111U (en) Along with boring battery section of thick bamboo connecting device convenient to installation
CN219773623U (en) Box culvert deformation joint end template supporting structure
CN217780183U (en) Mounting structure of storehouse top buffer tube
CN216390256U (en) Bury assembled pit body of box distribution facility entirely
CN211921340U (en) First-stage digestion tank for continuous production of calcium hydroxide
CN219366095U (en) Quick air door for underground coal mine
CN2214392Y (en) Mounting water feeding cistern
CN214365277U (en) Novel sealed environment-friendly energy-saving plastic sheet spliced water tank
CN217125760U (en) Container and container combination
CN221541448U (en) Tip truck toolbox
CN219772032U (en) Coke tower feeding structure
CN220578023U (en) Aluminum carbon water gap container
CN217731347U (en) Safe type emulsion bin apron
CN210495581U (en) Pin-connected panel sack cleaner
CN219451149U (en) Composite wallboard structure of fast-assembling room
CN219389398U (en) Gas cylinder type container set for horizontal station
CN218980928U (en) Dust reducing and purifying device for construction site

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant